CN211009652U - Braking structure and vehicle with same - Google Patents

Abstract

The utility model provides a braking structure and a vehicle having the same, wherein the braking structure comprises: a brake disc, the brake disc has a connection hole, a connection block is arranged on the hole wall of the connection hole, and the connection block is oriented toward The axial direction of the connecting hole extends; the disk hub is provided with a connecting boss, at least part of the connecting boss is located in the connecting hole, the connecting boss is provided with a first connecting end face, and at least part of the first connecting end face is connected with The blocks are opposite to each other, and the first connecting end faces are plane; wherein, there are multiple first connecting end faces, the plurality of first connecting end faces are arranged around the axis of the disc hub, and there is a predetermined angle between two adjacent first connecting end faces, so as to The problem of low safety in use of the brake disc and the disc hub in the prior art is solved.

Description

Braking structure and vehicle having the same

technical field

The utility model relates to the technical field of rail vehicles, in particular to a braking structure and a vehicle having the same.

Background technique

At present, the service conditions of brake discs for rail vehicles are complicated. Most of the existing brake discs and disc hubs are assembled by pressing assembly, that is, the positioning of the disc body and the disc hub is achieved through a bolt fastening system, and the The frictional force between the disc body and the disc hub generated by the tightening force transmits the braking torque.

However, since the brake disc is subjected to the coupling of various force fields, the connecting bolts are prone to breakage and failure, resulting in low safety in use of the brake disc and the disc hub.

Utility model content

The main purpose of the present invention is to provide a brake structure and a vehicle having the same, so as to solve the problem of low safety in use of the brake disc and the disc hub in the prior art.

In order to achieve the above purpose, according to one aspect of the present utility model, a braking structure is provided, comprising: a brake disc, the brake disc has a connection hole, a connection block is provided on the hole wall of the connection hole, and the connection block is oriented toward the connection The axial direction of the hole extends; the disk hub is provided with a connecting boss, at least part of the connecting boss is located in the connecting hole, the connecting boss is provided with a first connecting end surface, and at least part of the first connecting end surface is connected to the connecting block On the other hand, the first connecting end faces are plane; wherein, there are multiple first connecting end faces, the plurality of first connecting end faces are arranged around the axis of the hub, and there is a predetermined included angle between two adjacent first connecting end faces.

Further, the connection block has a second connection end surface, and the first connection end surface is opposite to the second connection end surface.

Further, there are a plurality of connection blocks, and the plurality of connection blocks are arranged in a one-to-one correspondence with the plurality of first connection end faces.

Further, the disk hub also includes: a connecting flange, the connecting flange is arranged below the connecting boss, and at least part of the connecting flange is opposite to the connecting block, so as to be connected with the connecting block through the connecting flange, so that the disk hub and the brake disk connection.

Further, the connection flange is provided with a first connection hole, and the connection block is provided with a second connection hole opposite to the first connection hole, so that at least part of the connection bolt passes through the first connection hole and the second connection hole in sequence. to connect the disc hub to the brake disc.

Further, the braking structure further includes: a pressure ring, the pressure ring is arranged above the connection block, the pressure ring is provided with a third connection hole, the third connection hole is opposite to the second connection hole, and at least part of the connection bolts pass through in sequence The first connecting hole, the second connecting hole and the third connecting hole are used to connect the pressure ring with the brake disc and the disc hub.

Further, the pressure ring is provided with a positioning part; the connection boss is provided with a positioning piece that cooperates with the positioning part, so that when the pressure ring is connected, the positioning piece and the positioning part cooperate with each other to position the pressure ring.

Further, the positioning portion is a positioning opening, the positioning member is a positioning pin, and at least part of the positioning pin is clamped in the positioning opening to position the pressing ring.

Further, the opening of the positioning opening is disposed toward the inner side of the pressing ring.

Further, the connecting boss is provided with a positioning hole, the hole center line of the positioning hole is parallel to the hole center line of the disk hub, and at least part of the positioning member is installed in the positioning hole.

According to another aspect of the present invention, a vehicle is provided, which includes a braking structure, and the braking structure is the above-mentioned braking structure.

Applying the technical solution of the present utility model, the braking structure includes a braking disc and a disc hub, the braking disc has a connecting hole, a connecting block is arranged on the hole wall of the connecting hole, and the connecting block extends toward the axis direction close to the connecting hole, and the disc hub is provided. There is a connection boss, at least part of the connection boss is located in the connection hole, the connection boss is provided with a first connection end face, at least part of the first connection end face is opposite to the connection block, and the first connection end face is a plane; wherein, There are a plurality of first connecting end faces, the plurality of first connecting end faces are arranged around the axis of the hub, and there is a predetermined angle between two adjacent first connecting end faces, so that the connecting block and the first connecting end faces cooperate with each other to realize the manufacturing process. The circumferential positioning of the moving disc and the disc hub reduces the possibility of failure of the connecting bolts, the structure is simple and the installation is convenient, and the problem of low safety in use of the brake disc and the disc hub in the prior art is solved.

Description of drawings

The accompanying drawings forming a part of the present application are used to provide further understanding of the present invention, and the schematic embodiments and descriptions of the present invention are used to explain the present invention and do not constitute an improper limitation of the present invention. In the attached image:

FIG. 1 shows a schematic structural diagram of an embodiment of a connection structure according to the present invention; and

Fig. 2 shows the structural schematic diagram of the embodiment of the connecting flange according to the present invention;

Figure 3 shows a top view of a pressure ring according to the present invention;

FIG. 4 shows a schematic structural diagram of an embodiment of a connection block according to the present invention.

Wherein, the above-mentioned drawings include the following reference signs:

1. Brake disc; 2. Disc hub; 10. Connecting block; 101. Second connecting hole; 11. Connecting hole; 12. Second connecting end face; 20. Connecting boss; 201. Positioning hole; 21. First connecting end face; 22, positioning piece; 220, positioning pin; 31, connecting flange; 310, first connecting hole; 40, connecting bolt; 50, pressure ring; 501, third connecting hole; 51, positioning part; 510, Positioning openings; 60. Gaskets.

Detailed ways

It should be noted that the embodiments in the present application and the features of the embodiments may be combined with each other in the case of no conflict. The present utility model will be described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.

It should be noted that the terminology used herein is for the purpose of describing specific embodiments only, and is not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly dictates otherwise, the singular is intended to include the plural as well, furthermore, it is to be understood that when the terms "comprising" and/or "including" are used in this specification, it indicates that There are features, steps, operations, devices, components and/or combinations thereof.

It should be noted that the terms "first", "second", etc. in the description and claims of the present application and the above drawings are used to distinguish similar objects, and are not necessarily used to describe a specific sequence or sequence. It is to be understood that data so used may be interchanged under appropriate circumstances such that the embodiments of the application described herein can, for example, be practiced in sequences other than those illustrated or described herein. Furthermore, the terms "comprising" and "having" and any variations thereof, are intended to cover non-exclusive inclusion, for example, a process, method, system, product or device comprising a series of steps or units is not necessarily limited to those expressly listed Rather, those steps or units may include other steps or units not expressly listed or inherent to these processes, methods, products or devices.

The present invention also provides a braking structure, please refer to FIG. 1 to FIG. 4 , including: a braking disc 1, the braking disc 1 has a connecting hole 11, a connecting block 10 is arranged on the hole wall of the connecting hole 11, and the connecting The block 10 extends toward the axial direction close to the connecting hole 11; the disk hub 2, the disk hub 2 is provided with a connecting boss 20, at least part of the connecting boss 20 is located in the connecting hole 11, and the connecting boss 20 is provided with a first connection The end face 21, at least part of the first connecting end face 21 is opposite to the connecting block 10, the first connecting end face 21 is a plane; wherein, there are multiple first connecting end faces 21, and the plurality of first connecting end faces 21 are arranged around the axis of the hub 2 , there is a predetermined included angle between two adjacent first connecting end faces 21 .

The brake structure provided according to the present invention includes a brake disc 1 and a disc hub 2 . The brake disc 1 has a connecting hole 11 , and a connecting block 10 is arranged on the hole wall of the connecting hole 11 , and the connecting block 10 faces close to the connecting hole 11 . The hub 2 is provided with a connecting boss 20, at least part of the connecting boss 20 is located in the connecting hole 11, the connecting boss 20 is provided with a first connecting end face 21, at least part of the first connecting end face 21 Opposite to the connecting block 10, the first connecting end surface 21 is a plane; wherein, there are multiple first connecting end surfaces 21, the plurality of first connecting end surfaces 21 are arranged around the axis of the hub 2, and two adjacent first connecting end surfaces 21 There is a predetermined angle between them, so that the connecting block 10 and the first connecting end face 21 cooperate with each other to realize the circumferential positioning of the brake disc 1 and the disc hub 2, which reduces the possibility of failure of the connecting bolts, and the structure is simple and easy to install. It is convenient and solves the problem of low safety in using the brake disc and the disc hub in the prior art.

Specifically, the connection block 10 has a second connection end surface 12 , and the first connection end surface 21 is opposite to the second connection end surface 12 . Preferably, the first connection end face 21 and the second connection end face 12 are in transition fit. It should be noted here that transition fit means that the first connection end face 21 and the second connection end face 12 may have a clearance fit or an interference fit, that is, the first There may be a gap between a connection end surface 21 and the second connection end surface 12 or the first connection end surface 21 and the second connection end surface 12 may abut each other.

In the specific implementation, in order to further realize the circumferential limitation between the brake disc 1 and the disc hub 2, there are multiple connecting blocks 10, and the multiple connecting blocks 10 are arranged in a one-to-one correspondence with the multiple first connecting end faces 21, Preferably, a plurality of first connecting end faces 21 are connected in sequence to form a regular polygon.

In order to facilitate the connection between the brake disc 1 and the disc hub 2, the disc hub 2 further comprises: a connection flange 31, the connection flange 31 is arranged below the connection boss 20, and at least a part of the connection flange 31 is opposite to the connection block 10, In order to connect with the connecting block 10 through the connecting flange 31 , the disk hub 2 is connected with the brake disk 1 .

In the specific implementation process, the connection flange 31 is provided with a first connection hole 310 , and the connection block 10 is provided with a second connection hole 101 opposite to the first connection hole 310 , so that at least part of the connection bolts 40 pass through in sequence. The first connecting hole 310 and the second connecting hole 101 are used to connect the disc hub 2 to the brake disc 1 .

In the embodiment provided by the present invention, the braking structure further includes: a pressure ring 50, the pressure ring 50 is arranged above the connection block 10, the pressure ring 50 is provided with a third connection hole 501, and the third connection hole 501 is connected with the third connection hole 501. The two connecting holes 101 are opposite to each other, and at least part of the connecting bolt 40 passes through the first connecting hole 310 , the second connecting hole 101 and the third connecting hole 501 in sequence, so as to connect the pressure ring 50 with the brake disc 1 and the disc hub 2 , so as to The connection between the brake disc 1 and the disc hub 2 is made more stable by the pressure ring 50; the brake structure further includes a washer 60, and the connection bolt 40 passes through the first connection hole 310, the second connection hole 101, and the third connection in sequence. Holes 501 and spacers 60 to connect the brake disc 1 with the disc hub 2 .

Preferably, there are multiple first connection holes 310 , second connection holes 101 , third connection holes 501 and spacers 60 , multiple first connection holes 310 , multiple second connection holes 101 , multiple third connection holes The holes 501 and the plurality of spacers 60 are provided in a one-to-one correspondence.

As shown in FIG. 3 , the pressure ring 50 is provided with a positioning portion 51 ; the connecting boss 20 is provided with a positioning member 22 that cooperates with the positioning portion 51 , so that when the pressure ring 50 is connected, the positioning member 22 and the positioning portion 51 are connected to each other through the positioning member 22 . The positioning of the pressure ring 50 is carried out in cooperation, so that the structure is simple, and it is easy to realize the positioning of the pressure ring 50 so that the third connection hole 501 is opposite to the second connection hole 101 .

Preferably, the positioning portion 51 is a positioning opening 510 , the positioning member 22 is a positioning pin 220 , and at least part of the positioning pin 220 is clamped in the positioning opening 510 to position the pressing ring 50 . The connecting boss 20 is provided with a positioning hole 201 , the center line of the positioning hole 201 is parallel to the center line of the disk hub 2 , and at least part of the positioning member 22 is installed in the positioning hole 201 .

Specifically, the opening of the positioning opening 510 is disposed toward the inner side of the pressing ring 50 .

The present invention also provides a vehicle, comprising a braking structure, wherein the braking structure is the braking structure of the above embodiment.

From the above description, it can be seen that the above-mentioned embodiments of the present utility model achieve the following technical effects:

The brake structure provided according to the present invention includes a brake disc 1 and a disc hub 2 . The brake disc 1 has a connecting hole 11 , and a connecting block 10 is arranged on the hole wall of the connecting hole 11 , and the connecting block 10 faces close to the connecting hole 11 . The hub 2 is provided with a connecting boss 20, at least part of the connecting boss 20 is located in the connecting hole 11, the connecting boss 20 is provided with a first connecting end face 21, at least part of the first connecting end face 21 Opposite to the connecting block 10, the first connecting end surface 21 is a plane; wherein, there are multiple first connecting end surfaces 21, the plurality of first connecting end surfaces 21 are arranged around the axis of the hub 2, and two adjacent first connecting end surfaces 21 There is a predetermined angle between them, so that the connecting block 10 and the first connecting end face 21 cooperate with each other to realize the circumferential positioning of the brake disc 1 and the disc hub 2, which reduces the possibility of failure of the connecting bolts, and the structure is simple and easy to install. It is convenient and solves the problem of low safety in using the brake disc and the disc hub in the prior art.

For ease of description, spatially relative terms, such as "on", "over", "on the surface", "above", etc., may be used herein to describe what is shown in the figures. The spatial positional relationship of one device or feature shown to other devices or features. It should be understood that spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or features would then be oriented "below" or "over" the other devices or features under other devices or constructions". Thus, the exemplary term "above" can encompass both an orientation of "above" and "below." The device may also be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptions used herein interpreted accordingly.

The above are only preferred embodiments of the present invention, and are not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims (11)

1. A brake structure, comprising:

the brake disc (1) is provided with a connecting hole (11), a connecting block (10) is arranged on the hole wall of the connecting hole (11), and the connecting block (10) extends towards the axial direction close to the connecting hole (11);

the connecting structure comprises a hub (2), wherein a connecting boss (20) is arranged on the hub (2), at least part of the connecting boss (20) is positioned in a connecting hole (11), a first connecting end face (21) is arranged on the connecting boss (20), at least part of the first connecting end face (21) is opposite to a connecting block (10), and the first connecting end face (21) is a plane;

the first connecting end faces (21) are multiple, the first connecting end faces (21) are arranged around the axis of the hub (2), and a preset included angle is formed between every two adjacent first connecting end faces (21).

2. Braking structure as in claim 1, characterized in that said connection block (10) has a second connection end face (12), said first connection end face (21) being opposite to said second connection end face (12).

3. The braking structure according to claim 1, wherein the connecting block (10) is plural, and the plural connecting blocks (10) are provided in one-to-one correspondence with the plural first connecting end surfaces (21).

4. The braking structure, as set forth in claim 1, characterized in that the hub (2) further comprises:

a connecting flange (31), the connecting flange (31) is arranged below the connecting boss (20), at least part of the connecting flange (31) is opposite to the connecting block (10), so that the hub (2) is connected with the brake disc (1) through the connection of the connecting flange (31) and the connecting block (10).

5. The braking structure according to claim 4, characterized in that a first connection hole (310) is provided on said connection flange (31), and a second connection hole (101) opposite to said first connection hole (310) is provided on said connection block (10), so that at least a portion of a connection bolt (40) passes through said first connection hole (310) and said second connection hole (101) in sequence to connect said hub (2) with said brake disc (1).

6. The braking structure of claim 5, further comprising:

clamping ring (50), clamping ring (50) set up the top of connecting block (10), be provided with third connecting hole (501) on clamping ring (50), third connecting hole (501) with second connecting hole (101) are relative, at least part of connecting bolt (40) passes in proper order first connecting hole (310), second connecting hole (101) and third connecting hole (501), with will clamping ring (50) with brake disc (1) with hub (2) are connected.

7. The braking structure according to claim 6, characterized in that a positioning portion (51) is provided on said pressing ring (50);

the connecting boss (20) is provided with a positioning piece (22) matched with the positioning part (51) so as to position the pressing ring (50) by matching the positioning piece (22) and the positioning part (51) when the pressing ring (50) is connected.

8. The braking structure according to claim 7, wherein the positioning portion (51) is a positioning opening (510), the positioning member (22) is a positioning pin (220), and at least a part of the positioning pin (220) is clamped in the positioning opening (510) to position the pressing ring (50).

9. The braking structure, as set forth in claim 8, characterized in that the opening of the positioning opening (510) is disposed towards the inside of the clamping ring (50).

10. The brake structure according to claim 7, wherein a positioning hole (201) is formed in the connecting boss (20), a center line of the positioning hole (201) is parallel to a center line of the hub (2), and at least a portion of the positioning element (22) is installed in the positioning hole (201).

11. A vehicle comprising a brake structure, characterized in that the brake structure is as claimed in any one of claims 1 to 10.

Images