CN210011587U - Suspension structures and vehicles - Google Patents

Abstract

The present disclosure relates to a suspension structure and a vehicle. The suspension structure includes a hydraulic suspension, and the hydraulic suspension includes a limit bracket, a flow channel assembly, a hydraulic main spring assembly, and a leather cup assembly. The limit bracket is connected to The cup assembly is connected to form a cavity, the flow channel assembly is vulcanized and connected to the hydraulic main spring assembly and assembled on the inner side of the cup assembly to form a first liquid chamber, a second liquid chamber, a first flow channel and a The second flow channel, the flow channel assembly is communicated with the first liquid chamber, the first flow channel and the second flow channel are communicated through the solenoid valve assembly, the flow channel assembly is communicated with the second liquid chamber through the solenoid valve assembly, and the flow channel of the flow channel assembly is connected Set to two, control the opening and closing of the second flow channel and the communication between the flow channel component and the second liquid chamber through the solenoid valve assembly, so that the suspension structure works in the single-channel single-frequency vibration damping mode or the dual-channel dual-frequency vibration damping mode , It can meet the vibration isolation requirements of different vibration frequencies of vehicles, and solve the problem of single vibration isolation frequency existing in the prior art.

Description

Suspension Structures and Vehicles

technical field

The present disclosure relates to the technical field of vehicle suspension, and in particular, to a suspension structure and a vehicle using the suspension structure.

Background technique

With the development of the automobile industry, consumers have higher and higher requirements for the NVH performance of automobiles. When hybrid vehicles work at different operating conditions and frequencies, the suspension structure is required to have sufficient energy at the corresponding frequency, that is, the output force is large enough. , in order to offset the exciting force. The existing mounts are all single-channel hydraulic mounts. When the single-channel hydraulic mount is actuated, the output force is limited, which cannot meet the requirements of different working conditions and different frequencies of hybrid vehicles to offset vibration. Require.

Utility model content

The purpose of the present disclosure is to provide a mount structure and a vehicle to solve the problem of the limited output force of the single-channel hydraulic mount in the prior art, which cannot meet the requirements for offsetting vibrations at different frequencies and under different working conditions of hybrid vehicles.

In order to achieve the above object, the present disclosure provides a suspension structure, which includes a limit bracket, a flow channel assembly, a hydraulic main spring assembly, and a leather cup assembly, wherein the limit bracket is connected with the leather cup assembly to form a A cavity, the upper end of the cup assembly has an opening, and the hydraulic main spring assembly and the opening position, middle and bottom of the cup assembly form a first liquid chamber, a second liquid chamber and a first cavity by interference fit , the flow channel assembly is arranged in the first cavity and is vulcanized and connected with the hydraulic main spring assembly to form a first flow channel and a second flow channel with interference fit with the side and bottom of the cup assembly, The flow channel assembly is communicated with the first liquid chamber through a first liquid flow port on the hydraulic main spring assembly, the first flow channel and the second flow channel are communicated through a solenoid valve assembly, and the flow channel assembly It communicates with the second liquid chamber through a solenoid valve assembly.

According to the suspension structure of the present disclosure, through the above technical solution, the flow passages of the flow passage assembly are set to two, and the opening and closing of the second flow passage and the connection between the flow passage assembly and the flow passage assembly can be controlled by the solenoid valve assembly according to the vibration frequency of the engine of the vehicle. The connection of the second liquid chamber makes the suspension structure work in the single-channel single-frequency vibration damping mode or the dual-channel dual-frequency vibration damping mode, distinguishing the vibration frequencies of the vehicle's engine, which can meet the isolation of different vibration frequencies of the vehicle's engine. Vibration demand, the vehicle comfort is better.

According to the suspension structure of an embodiment of the present disclosure, the flow channel assembly is configured as a cavity structure with an opening at one end, and one side of the cavity opening of the flow channel assembly is in interference fit with the side wall of the cup assembly , along the circumference of the cavity, there is a partition plate that separates the cavity to form two adjacent cavities, and the two adjacent cavities form the first flow channel and the second A flow channel, the second flow channel is located at the outer side of the first flow channel and is arranged around the first flow channel.

According to a suspension structure of an embodiment of the present disclosure, the suspension structure is an active suspension structure, and further includes an actuator, and the base of the actuator is formed with the limit bracket and the cup assembly. The bottom of the cavity is connected.

According to the suspension structure of an embodiment of the present disclosure, the hydraulic main spring assembly includes a main spring inner core and a main spring rubber, the main spring inner core is vulcanized and connected to the inner side of the upper end opening of the main spring rubber, and the main spring rubber is connected by vulcanization. The outer side of the lower end of the spring rubber is vulcanized and connected to a side wall of the flow channel assembly close to the first flow channel; the leather cup assembly includes a leather cup upper frame, a leather cup lower frame, and the leather cup upper frame is vulcanized and connected An upper end opening of the cup assembly is formed on the inner side of the upper end of the cup, the lower end of the cup is vulcanized and connected to the inner side of the lower frame of the cup, and the end of the limiting bracket is connected to the bottom of the frame of the cup lower. The outer flange is connected, the base of the actuator is connected with the inner flange of the lower frame of the leather cup, the upper end of the main spring rubber is fitted on the inner side of the upper frame of the leather cup, the flow channel assembly is One side of the cavity opening is fitted on the inner side of the lower end of the cup, and a gap is set between the side wall and the cup at the position where the flow channel assembly is provided with the solenoid valve assembly to form a connection with the solenoid valve assembly. A connected auxiliary flow channel, the first liquid flow port is provided on the main spring rubber, and the first flow channel is connected with the first liquid chamber through the first liquid flow port.

According to the suspension structure of an embodiment of the present disclosure, a vibration element is arranged on the base of the actuator, a flow channel cover is arranged on the vibration element, and a second flow liquid is arranged on the flow channel cover A first liquid chamber is formed between the main spring rubber and the flow channel cover plate, a third liquid chamber is formed between the flow channel cover plate and the vibrating element, and the third liquid chamber passes through the The second liquid port is communicated with the first liquid chamber, a second liquid chamber is formed between the main spring rubber and the cup, and the second liquid chamber is connected to the solenoid valve assembly through the auxiliary flow channel Connected.

According to the suspension structure of an embodiment of the present disclosure, the solenoid valve assembly is disposed on the flow channel assembly, and the solenoid valve assembly extends radially along the first flow channel through the partition plate, the The cup assembly is connected to the control circuit of the solenoid valve assembly, the suspension structure works in a single-channel single-frequency vibration reduction mode, the solenoid valve assembly communicates with the first flow channel and the auxiliary flow channel, and the suspension The structure works in a dual-channel dual-frequency vibration reduction mode, and after the solenoid valve assembly communicates with the first flow channel and the second flow channel, the solenoid valve assembly also communicates with the second flow channel and the auxiliary flow channel.

According to the suspension structure of an embodiment of the present disclosure, the first liquid chamber, the first flow channel, the solenoid valve assembly and the second liquid chamber form a single-frequency vibration damping flow channel, and the liquid in the first liquid chamber flows from the The first flow port flows into the first flow channel, the liquid in the first flow channel flows from the solenoid valve assembly into the second liquid chamber, and the liquid flows in the first liquid chamber, the first flow channel and the second liquid chamber. A reflux is formed between the two liquid chambers.

According to the suspension structure of an embodiment of the present disclosure, the first liquid chamber, the first flow channel, the second flow channel, the solenoid valve assembly and the second liquid chamber form a dual-frequency vibration damping flow channel, and the liquid in the first liquid chamber respectively flow into the first flow channel from the first flow port, the liquid in the first flow channel flows from the solenoid valve assembly into the second flow channel, and the liquid in the second flow channel flows from the solenoid valve assembly into the second flow channel. The liquid forms a backflow between the first liquid chamber, the first flow channel, the second flow channel and the second liquid chamber.

According to the suspension structure of an embodiment of the present disclosure, the inner core of the main spring is an aluminum core, and the inner side of the limit bracket corresponding to the upper end of the aluminum core is provided with an elastic structure, and the upper end of the aluminum core is higher than the upper end of the aluminum core. The main spring rubber is arranged close to the elastic structure, and the lower end of the aluminum core is vulcanized and connected to the inner side of the main spring rubber.

According to another aspect of the present disclosure, there is provided a vehicle including the above suspension structure.

Additional aspects and advantages of the present disclosure will be described in detail in the detailed description section below, and in part will be apparent from the following description, or learned by practice of the disclosure.

Description of drawings

The above and/or additional aspects and advantages of the present disclosure will become apparent and readily understood from the following description of embodiments taken in conjunction with the accompanying drawings, wherein:

1 is a cross-sectional view of a suspension structure provided by an embodiment of the present disclosure;

2 is a cross-sectional view of a flow channel assembly of a suspension structure provided by an embodiment of the present disclosure;

3 is a characteristic comparison diagram of the output force of the suspension structure provided by an embodiment of the present disclosure;

Fig. 4 is the enlarged view of A place in Fig. 1;

FIG. 5 is a cross-sectional view of a hydraulic mount structure provided by an embodiment of the present disclosure.

Reference number:

1 is the base, 2 is the flow channel cover, 3 is the first liquid chamber, 4 is the third liquid chamber, 5 is the second liquid chamber, 6 is the actuator housing, 7 is the magnetic isolation sleeve, and 8 is the armature , 9 is the tie rod, 10 is the flow channel assembly, 101 is the first flow channel, 102 is the second flow channel, 103 is the separator, 11 is the spring, 12 is the lock nut, 13 is the solenoid valve assembly, 14 is the auxiliary flow channel , 20 is the leather bowl assembly, 201 is the upper frame of the leather bowl, 202 is the leather bowl, 203 is the lower frame of the leather bowl, 2031 is the outer flange, 2032 is the inner flange, 30 is the hydraulic main spring assembly, 301 is the main spring inner Core, 302 is the main spring rubber, 3021 is the first liquid port, 40 is the limit bracket, 401 is the elastic structure, 50 is the iron core, 501 is the first shoulder of the iron core, 502 is the second shoulder of the iron core, 503 It is an iron core cone, 60 is a vibration element, 601 is a vibration element bracket, 70 is a coil, and 701 is a coil cover.

Detailed ways

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Specific embodiments of the present disclosure are described in detail below with reference to the accompanying drawings, examples of which are illustrated in the drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. It should be understood that the specific embodiments described herein are only used to illustrate and explain the present disclosure, but not to limit the present disclosure.

In the present disclosure, unless otherwise stated, the directional words used such as "up, down, left, right" are usually relative to the normal driving state of the vehicle, specifically, when the vehicle is driving normally, The direction toward the ceiling is "up", the direction toward the floor is "down", the direction toward the left wheel is "left", the direction toward the right wheel is "right", "inside and outside" refers to the inside and outside of the corresponding part profile .

The suspension structure and the vehicle of the present disclosure will be described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.

As shown in FIGS. 1-4 , a suspension structure provided by an embodiment of the present disclosure includes a hydraulic suspension, and the hydraulic suspension includes a limit bracket 40 , a flow channel assembly 10 , a hydraulic main spring assembly 30 and a cup assembly 20 , the limiting bracket 40 is connected with the cup assembly 20 to form a cavity, the upper end of the cup assembly 20 has an opening, the opening position, the middle and the opening of the hydraulic main spring assembly 30 and the cup assembly 20 The bottom interference fit forms a first liquid chamber 3, a second liquid chamber 5 and a first cavity. The flow channel assembly 10 is arranged in the first cavity and is connected with the hydraulic main spring assembly 30 after vulcanization. A first flow channel 101 and a second flow channel 102 are formed on the side and bottom of the cup assembly 20 through interference fit. The flow channel assembly 10 communicates with the The first liquid chamber 3 is communicated, the first flow channel 101 and the second flow channel 102 are communicated through the solenoid valve assembly 13 , and the flow channel assembly 10 is communicated with the second liquid chamber 5 through the solenoid valve assembly 13 . Through the above technical solution, the flow channel assembly 10 is provided with two flow channels, the first flow channel 101 and the second flow channel 102 are communicated through the solenoid valve assembly 13, and the solenoid valve assembly 13 controls the second flow channel The opening and closing of the flow channel 102 makes the suspension structure work in the single-channel single-frequency vibration reduction mode or the dual-channel dual-frequency vibration reduction mode, and the solenoid valve assembly control circuit can control the electromagnetic valve assembly 13 according to the detected vibration frequency of the engine. The working state is to open or close the second flow channel 102, so that the suspension structure can work in the single-channel single-frequency vibration reduction mode or the dual-channel dual-frequency vibration reduction mode to realize the switching of the working frequency of the suspension structure, which can meet the Vibration isolation requirements of different operating conditions and different frequencies of hybrid electric vehicles. Specifically, in the single-channel single-frequency vibration reduction mode, the flow channel assembly 10 only works on the first flow channel 101, and the suspension structure can achieve a better vibration reduction effect at a single frequency point. In the dual-channel dual-frequency vibration reduction mode, Both the first flow channel 101 and the second flow channel 102 of the flow channel assembly 10 work, and the suspension structure can achieve a better vibration reduction effect at both frequency points.

In this embodiment, the flow channel assembly 10 may be configured as stamped sheet metal, and may also be made of nylon, cast aluminum and other materials according to the requirements of lightweight and vibration damping force. In this embodiment, the size of the cross-sectional area of the first flow channel 101 and the second flow channel 102 can be changed according to the requirements of the vibration isolation frequency of the vehicle, so as to realize the vibration isolation of the engine at different frequencies.

In an embodiment of the present disclosure, as shown in FIGS. 1-3 , in order to realize the setting of the single-channel single-frequency vibration reduction mode or the dual-channel dual-frequency vibration reduction mode of the flow channel assembly 10 , the flow channel assembly 10 is configured with It is a cavity structure with an opening at one end, one side of the cavity opening of the flow channel assembly 10 is in an interference fit with the side wall of the cup assembly 20, and along the circumference of the cavity, there is a Cavity partitions 103 to form two adjacent cavities, the two adjacent cavities form the first flow channel 101 and the second flow channel 102, and the second flow channel 102 is located in the The outer side of the first flow channel 101 is arranged around the first flow channel 101 . The flow channel assembly 10 is set as a cavity structure with an opening at one end, and the second flow channel 102 is a space limited by the partition plate 103 and the side wall of the cup assembly 20. The flow channel assembly 10 saves one side wall, which can reduce the weight of the suspension. Lightweight and low cost.

As shown in FIG. 1 , according to an embodiment of the present disclosure, the suspension structure is an active suspension structure, and further includes an actuator, the base 1 of the actuator, the limit bracket 40 and the skin The bottom of the cavity formed by the bowl assembly 20 is connected, and the actuator can adjust the output force of the suspension structure.

As shown in FIG. 1 and FIG. 5 , in an embodiment of the present disclosure, the hydraulic main spring assembly 30 includes a main spring inner core 301 and a main spring rubber 302 , and the main spring inner core 301 is vulcanized and connected at the The inner side of the upper opening of the main spring rubber 302 and the outer side of the lower end of the main spring rubber 302 are vulcanized and connected to a side wall of the flow channel assembly 10 close to the first flow channel 101; The skeleton 201, the leather bowl 202 and the lower skeleton 203 of the leather bowl, the upper skeleton 201 of the leather bowl is vulcanized and connected to the inner side of the upper end of the leather bowl 202 to form the upper end opening of the leather bowl assembly 20, and the lower end of the leather bowl 202 is vulcanized and connected to The inner side of the lower frame of the cup, the end of the limit bracket 40 is connected with the outer flange 2031 of the lower frame 203 of the cup, and the base of the actuator is connected to the inner side of the lower frame 203 of the cup. The flanges 2032 are connected, the upper end of the main spring rubber 302 is fitted on the inner side of the upper frame 201 of the cup by interference, and the side of the cavity opening of the flow channel assembly 10 is fitted on the lower end of the cup 202 by interference. On the inner side, a gap is set between the side wall and the cup 202 at the position where the solenoid valve assembly 13 is arranged on the flow channel assembly 10 to form an auxiliary flow channel 14 communicating with the solenoid valve assembly 13. The main spring rubber The first liquid flow port 3021 is provided on the top, and the first flow channel 101 communicates with the first liquid chamber 3 through the first liquid flow port 3021 . Specifically, the main spring inner core 301 , the main spring rubber 302 and the flow channel assembly 10 are bonded as a whole through a rubber vulcanization process. The skeleton 203 is also bonded into the cup assembly 20 through a rubber vulcanization process. The main spring inner core 301, the main spring rubber 302 and the flow channel assembly 10 are assembled in the cup assembly 20 with interference. The lower frame 203 of the cup is assembled with the flange on the base 1 of the actuator, the limit bracket 40 is assembled with the lower frame 203 of the cup by a stud nut, the hydraulic main spring assembly 30 The arrangement of the cup assembly 20 facilitates the formation of a liquid chamber and can counteract the exciting force generated when the engine is working. The arrangement of the first liquid flow port 3021 facilitates the flow of liquid to form a vibration damping flow channel.

Further, as shown in FIG. 1 , a vibration element 60 is arranged on the base 1 of the actuator, a flow channel cover plate 2 is arranged on the vibration element 60, and a first flow channel cover plate 2 is arranged on the flow channel cover plate 2. A second liquid port (not shown in the figure), a first liquid chamber 3 is formed between the main spring rubber 302 and the flow channel cover plate 2 , and between the flow channel cover plate 2 and the vibration element 60 A third liquid chamber 4 is formed, the third liquid chamber 4 communicates with the first liquid chamber 3 through the second liquid flow port, and a second liquid chamber is formed between the main spring rubber 302 and the cup 202 chamber 5 , the second liquid chamber 5 communicates with the solenoid valve assembly 13 through the auxiliary flow channel 14 , and the solenoid valve assembly 1 is closed when the suspension structure works in the single-channel single-frequency vibration damping mode The second flow channel 102 and the second liquid chamber 5 communicate with the first flow channel 101 through the auxiliary flow channel 14 and the solenoid valve assembly 13 , and the suspension structure works in a dual-channel dual-frequency reduction. In vibration mode, the solenoid valve assembly 1 opens the second flow channel 102, the second liquid chamber 5 communicates with the second flow channel 102 through the auxiliary flow channel 14 and the solenoid valve assembly 13, The second flow channel 102 communicates with the first flow channel 101 through the solenoid valve assembly 13 , and the arrangement of the first liquid chamber 3 , the third liquid chamber 4 and the second liquid chamber 5 is convenient to form a damping flow The second liquid flow port can be set as a plurality of circular through holes or square through holes, and the setting of the second liquid flow port realizes the communication between the first liquid chamber 3 and the third liquid chamber 4 , to ensure the backflow of the liquid and increase the effect of vibration absorption, the vibration element 60 can be set as a rubber vibration film or a vibration plate.

In an embodiment of the present disclosure, as shown in FIG. 1 , FIG. 2 and FIG. 5 , in order to realize the switching of the single-channel single-frequency vibration reduction mode or the dual-channel dual-frequency vibration reduction mode, control different The flow channel works, the liquids in different liquid chambers return to achieve vibration damping within the resonance frequency, the solenoid valve assembly 13 is arranged on the flow channel assembly 10, and the solenoid valve assembly 13 is along the first flow channel 101. The radial extension passes through the partition plate 103 in turn, the cup assembly 20 is connected to the control circuit of the solenoid valve assembly, the suspension structure works in the single-channel single-frequency vibration reduction mode, and the solenoid valve assembly 13 is connected to the first flow channel 101 and the auxiliary flow channel 14, the suspension structure works in a dual-channel dual-frequency vibration damping mode, the solenoid valve assembly 13 communicates with the first flow channel 101 and the second flow channel 102, The solenoid valve assembly 13 also communicates with the second flow passage 102 and the auxiliary flow passage 14. In this embodiment, the solenoid valve assembly 13 may include a plurality of valve bodies, such as a three-way valve and a one-way valve The combination of valves, as an embodiment, one end of the three-way valve is connected to the first flow channel 101, one end is connected to the second flow channel, the other end is connected to the auxiliary flow channel 14, and one end of the one-way valve is connected to the first flow channel 101. The second flow channel 102 is connected, and the other end of the one-way valve is connected with the auxiliary flow channel 14 . Specifically, when the vibration frequency of the engine of the vehicle is at a single lower frequency, the solenoid valve assembly 13 is controlled to close the second flow passage 102, and the three-way valve works, connecting the auxiliary flow passage 14 and the The first flow channel 101, the one-way valve is closed, the liquid in the hydraulic mount is returned in the first flow channel 101 and the liquid chamber, the mounting structure works in the single channel single frequency vibration reduction mode, when the vibration frequency of the engine of the vehicle is at different frequencies , the three-way valve that controls the solenoid valve assembly 13 communicates with the first flow channel 101 and the second flow channel 102, the one-way valve communicates with the second flow channel 102 and the auxiliary flow channel 14, and the liquid in the hydraulic mount is flowing The first flow channel 101, the second flow channel 102 and the liquid chamber of the channel assembly 10 are backflowed, and the suspension structure works in the dual-channel dual-frequency vibration damping mode.

As shown in Figures 1-5, in a hybrid vehicle, when the vehicle is idling and the motor or engine of the vehicle vibrates at a single frequency, the suspension structure works in a single-channel single-frequency vibration reduction mode, and the solenoid valve assembly 13 is closed. The second flow channel 102 is composed of the first liquid chamber 3, the first flow channel 101, the solenoid valve assembly 13 and the second liquid chamber 5 to form a single-frequency vibration damping flow channel. The first flow port 3021 flows into the first flow channel 101, the liquid in the first flow channel 101 flows from the solenoid valve assembly 13 into the second liquid chamber 5, and the liquid flows into the first liquid chamber 3, the first flow channel A backflow is formed between 101 and the second liquid chamber 5, which has the effect of weakening the vibration of a certain frequency of the engine. At the same time, the liquid in the first liquid chamber 3 flows into the third liquid chamber 4 from the second liquid flow port. , the liquid in the first liquid chamber 3 and the third liquid chamber 4 will flow back. The hybrid vehicle is switched to the idle power generation condition, when the motor or engine of the vehicle vibrates at two frequencies, the suspension structure works in the dual-channel dual-frequency vibration reduction mode, the solenoid valve assembly 13 opens the second channel 102, and the first channel 102 is opened. A liquid chamber 3 , the first flow channel 101 , the second flow channel 102 , the solenoid valve assembly 13 and the second liquid chamber 5 form a dual-frequency vibration damping flow channel. The liquid in the first liquid chamber 3 flows from the first flow port 3021 into the second A flow channel 101, the liquid in the first flow channel 101 flows into the second flow channel 102 from the solenoid valve assembly 13, and the liquid in the second flow channel 102 flows into the second liquid from the solenoid valve assembly 13 chamber 5, the liquid forms a backflow between the first liquid chamber 3, the third liquid chamber 4, the first flow channel 101, the second flow channel 102 and the second liquid chamber 5, so as to realize the two At the same time, the liquid in the first liquid chamber 3 flows into the third liquid chamber 4 from the second liquid flow port, and the liquid in the first liquid chamber 3 and the third liquid chamber 4 will return to a certain extent. vibration isolation. Specifically, as shown in FIG. 3 , curve b is the output force characteristic curve when the suspension structure works in the single-frequency vibration-damping channel, that is, the single-channel single-frequency vibration-damping mode. At this time, the best vibration reduction effect is obtained. The frequency value is f1, which can actively reduce the vibration of the frequency near f1. The curve c is the output force characteristic curve of the suspension structure when it works in the dual-frequency vibration reduction channel, that is, the dual-channel dual-frequency vibration reduction mode. The frequency values with the best vibration effect are f1 and f2, which can actively reduce the vibration of the frequencies near f1 and f2. That is, when the two flow channels of the flow channel assembly of the suspension structure work, the two Vibration isolation can be achieved at any frequency position. In this embodiment, the suspension structure can distinguish the vibration frequency of the vehicle engine, and switch the working mode of the flow channel assembly 10 according to the actual vibration frequency of the vehicle engine. Only when a single frequency vibrates, the mounting structure switches to the single-channel single-frequency vibration reduction mode. At this time, the vibration isolation effect is the best at a single frequency point. When the vehicle engine has large vibration at both frequency points, the mounting The structure is switched to the dual-channel dual-frequency vibration reduction mode. At this time, the vibration reduction effect of the two frequency points is better, and the vehicle comfort is better.

As shown in FIG. 1 , in an implementation manner of the embodiment of the present disclosure, the inner core 301 of the main spring is an aluminum core, and an elastic structure 401 is provided on the inner side of the limit bracket 40 corresponding to the upper end of the aluminum core, so The upper end of the aluminum core is higher than the upper end opening of the main spring rubber 302 and is disposed close to the elastic structure 401 , and the lower end of the aluminum core is vulcanized and connected to the inner side of the main spring rubber 302 . The inner core 301 of the main spring plays the role of limiting and connecting with the engine bracket. The aluminum core can be set as an aluminum core to effectively realize light weight. The elastic structure 401 can realize the limiting of the aluminum core and avoid the movement of the aluminum core. When the bracket 40 contacts, abnormal noise occurs.

As shown in FIG. 1 and FIG. 4 , in an embodiment of the present disclosure, the actuator is an electromagnetic actuator, which actively adjusts the output force of the suspension structure, and the vibration element bracket 601 of the vibration element 60 Supported on the upper end surface of the base 1, an actuator casing 6 is arranged in the base 1, and an installation space for the actuating element is formed between the actuator casing 6 and the vibration element 60, specifically For example, the bottom of the actuator housing 6 is fitted with a cylindrical iron core 50 by interference, and a coil 70 is fitted above the first shoulder 501 of the iron core on the outer edge of the iron core 50. A socket, the socket is connected to a control circuit, a coil cover 701 is provided above the coil 70, a hollow armature 8 that can move up and down is provided above the iron core cone 503, and a magnetic isolation sleeve is provided on the outside of the armature 8 Cylinder 7, the bottom of the magnetic isolation sleeve 7 abuts against the second shoulder 502 of the iron core, and the barrel portion of the magnetic isolation sleeve 7 abuts against the side surface of the coil cover 701, the coil cover 701 The top of the vibration element 60 touches the vibration element 60, and the middle pit of the vibration element 60 is vulcanized and connected to one end of the pull rod 9 through rubber, and the other end of the pull rod 9 is equipped with a locking nut 12 with a shoulder. The upper surface of the shoulder is in contact with the lower surface of the shoulder of the armature 8 with the spring 11 fitted between the upper surface of the shoulder of the armature 8 and the bottom of the vibrating element 60 . According to the suspension structure of the present embodiment, when the coil 70 is energized to the socket, a magnetic field is generated between the iron core 50 and the armature 8, and the magnetic field generated by the magnetic field attracts the armature 8 to move downward, and at the same time the armature 8 also applies a force to The locking nut 12 in contact with it, after being stressed, the locking nut 12 drives the pull rod 9 to move down together, and at the same time, the pull rod 9 drives the vibration element 60 to move, and transmits the force to the vibration element 60, and the force on the vibration element 60 is regenerated. When the liquid, the main spring rubber 302 and the main spring inner core 301 act on the engine or motor end of the vehicle, the excitation force from the engine or the motor can be counteracted, so as to achieve the effect of vibration isolation. Similarly, the control circuit of the solenoid valve assembly disposed on the partition plate 103 also controls the opening and closing gate suspension structure of the solenoid valve assembly according to the received vibration frequency when receiving the vibration frequency of the engine or motor end of the vehicle. Single frequency damping runners or dual frequency damping runners work. When the coil 70 is powered off, the magnetic field force on the armature 8 disappears, and the elastic force after the deformation of the vibrating element 60 drives the vibrating element 60 to restore its original shape on the one hand, and acts on the engine or motor end of the vehicle through liquid, etc. The aspect also moves the position of the armature 8 upwards.

According to another aspect of the present disclosure, there is provided a vehicle including the suspension structure described in the above embodiments.

The preferred embodiments of the present disclosure have been described above in detail with reference to the accompanying drawings. However, the present disclosure is not limited to the specific details of the above-mentioned embodiments. Various simple modifications can be made to the technical solutions of the present disclosure within the scope of the technical concept of the present disclosure. These simple modifications all fall within the protection scope of the present disclosure. In addition, it should be noted that the various specific technical features described in the above-mentioned specific embodiments can be combined in any suitable manner unless they are inconsistent. In order to avoid unnecessary repetition, the present disclosure provides The combination method will not be specified otherwise.

In the present disclosure, unless otherwise expressly specified and limited, the terms "installed", "connected", "connected", "fixed" and other terms should be understood in a broad sense, for example, it may be a fixed connection or a detachable connection , or integrated; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between the two elements, unless otherwise specified limit. For those of ordinary skill in the art, the specific meanings of the above terms in the present disclosure can be understood according to specific situations.

In addition, the various embodiments of the present disclosure can also be arbitrarily combined, as long as they do not violate the spirit of the present disclosure, they should also be regarded as the contents disclosed in the present disclosure.

Claims (10)

1. A suspension structure, characterized in that: the suspension structure comprises a limit bracket (40), a flow channel assembly (10), a hydraulic main spring assembly (30) and a leather cup assembly (20), the limit The position bracket (40) is connected with the cup assembly (20) to form a cavity, the upper end of the cup assembly (20) has an opening, the hydraulic main spring assembly (30) and the cup assembly (20) The opening position, the middle and the bottom of the valve are formed by interference fit to form a first liquid chamber (3), a second liquid chamber (5) and a first cavity, and the flow channel assembly (10) is arranged in the first cavity and After the hydraulic main spring assembly (30) is vulcanized and connected, a first flow channel (101) and a second flow channel (102) are formed by interference fit with the side and bottom of the cup assembly (20). The assembly (10) communicates with the first liquid chamber (3) through the first liquid flow port (3021) on the hydraulic main spring assembly (30), the first flow channel (101) and the second flow channel (102) communicates through the solenoid valve assembly (13), and the flow channel assembly (10) communicates with the second liquid chamber (5) through the solenoid valve assembly (13). 2. The suspension structure according to claim 1, characterized in that: the flow channel assembly (10) is configured as a cavity structure with an opening at one end, and one side of the cavity opening of the flow channel assembly (10) is connected to The side wall of the cup assembly (20) is in an interference fit, and along the circumference of the cavity, a partition plate (103) is arranged around the cavity to form two adjacent cavities. The two adjacent cavities form the first flow channel (101) and the second flow channel (102), and the second flow channel (102) is located outside the first flow channel (101) and surrounds the first flow channel (101). A channel (101) setting. 3. The suspension structure according to claim 2, wherein the suspension structure is an active suspension structure, further comprising an actuator, the base (1) of the actuator and the limit bracket (40) is connected to the bottom of the cavity formed by the cup assembly (20). 4. The suspension structure according to claim 3, wherein the hydraulic main spring assembly (30) comprises a main spring inner core (301) and a main spring rubber (302), and the main spring inner core (301) ) is vulcanized and connected to the inner side of the upper end opening of the main spring rubber (302), and the outer side of the lower end of the main spring rubber (302) is vulcanized with the side wall of the flow channel assembly (10) close to the first flow channel (101). connection; the leather cup assembly (20) includes a leather cup upper frame (201), a leather cup (202) and a leather cup lower frame (203), and the leather cup upper frame (201) is vulcanized connected to the leather cup (202). The inner side of the upper end of 202) forms the upper end opening of the cup assembly (20), the lower end of the cup (202) is vulcanized and connected to the inner side of the lower frame (203) of the cup, and the end of the limit bracket (40) The part is connected with the outer flange (2031) of the lower frame (203) of the leather cup, and the base (1) of the actuator is connected with the inner flange (2032) of the lower frame (203) of the leather cup, so The upper end of the main spring rubber (302) is fitted on the inner side of the upper frame (201) of the cup with interference, and one side of the cavity opening of the flow channel assembly (10) is fitted on the cup (202) with interference On the inner side of the lower end, a gap is provided between the upper side wall and the cup (202) at the position where the solenoid valve assembly (13) of the flow channel assembly (10) is arranged to communicate with the solenoid valve assembly (13). Auxiliary flow channel (14), the first liquid flow port (3021) is provided on the main spring rubber (302), and the first flow channel (101) communicates with the first liquid flow port (3021) through the first liquid flow port (3021) The liquid chamber (3) is communicated. 5. The suspension structure according to claim 4, wherein a vibrating element (60) is provided on the base (1) of the actuator, and a flow channel cover is provided on the vibrating element (60). plate (2), a second liquid flow port is provided on the flow channel cover plate (2), and a first liquid chamber (3) is formed between the main spring rubber (302) and the flow channel cover plate (2) A third liquid chamber (4) is formed between the flow channel cover plate (2) and the vibrating element (60), and the third liquid chamber (4) communicates with the third liquid chamber (4) through the second liquid flow port A liquid chamber (3) is communicated, a second liquid chamber (5) is formed between the main spring rubber (302) and the cup (202), and the second liquid chamber (5) passes through the auxiliary flow channel (14) communicates with the solenoid valve assembly (13). 6. The suspension structure according to claim 4, wherein the solenoid valve assembly (13) is arranged on the flow channel assembly (10), and the solenoid valve assembly (13) is arranged along the first The flow channel (101) radially extends through the partition plate (103) in turn, the cup assembly (20) is connected to the control circuit of the solenoid valve assembly, and the suspension structure works in a single flow channel single frequency vibration reduction mode , the solenoid valve assembly (13) communicates with the first flow channel (101) and the auxiliary flow channel (14), the suspension structure works in a dual-channel dual-frequency vibration damping mode, and the solenoid valve assembly (13) ) communicates with the first flow channel (101) and the second flow channel (102), and the solenoid valve assembly (13) also communicates with the second flow channel (102) and the auxiliary flow channel (14). 7. The suspension structure according to any one of claims 1-6, characterized in that: the first liquid chamber (3), the first flow channel (101), the solenoid valve assembly (13) and the second liquid chamber (5) Forming a single-frequency vibration damping flow channel, the liquid in the first liquid chamber (3) flows into the first flow channel (101) from the first flow liquid port (3021), and the first flow channel (101) The liquid flows into the second liquid chamber (5) from the solenoid valve assembly (13), and the liquid flows in the first liquid chamber (3), the first flow channel (101) and the second liquid chamber ( 5) A reflux is formed between. 8. The suspension structure according to any one of claims 1-6, characterized in that: the first liquid chamber (3), the first flow channel (101), the second flow channel (102), and the solenoid valve assembly (13) and the second liquid chamber (5) form a dual-frequency vibration damping flow channel, and the liquid in the first liquid chamber (3) flows into the first flow channel (101) from the first flow liquid port (3021), and the first flow channel ( The liquid in 101) flows into the second flow passage (102) from the solenoid valve assembly (13), and the liquid in the second flow passage (102) flows into the second liquid from the solenoid valve assembly (13). A chamber (5), the liquid forms a backflow between the first liquid chamber (3), the first flow channel (101), the second flow channel (102) and the second liquid chamber (5). 9 . The suspension structure according to claim 4 , wherein the inner core of the main spring ( 301 ) is an aluminum core, and the inner side of the limit bracket ( 40 ) corresponding to the upper end of the aluminum core is provided with an elastic Structure (401), the upper end of the aluminum core is higher than the upper end opening of the main spring rubber (302) and is arranged close to the elastic structure (401), and the lower end of the aluminum core is vulcanized and connected to the main spring rubber (302) inside. 10. A vehicle, characterized in that: the vehicle is provided with the suspension structure according to any one of claims 1-9.

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