CN213395844U

CN213395844U - Air door subassembly, air distribution box and air conditioning system applying same

Info

Publication number: CN213395844U
Application number: CN202022190535.3U
Authority: CN
Inventors: 于德彤; 刘传勇; 纪翔
Original assignee: Qingdao Hisense Hitachi Air Conditioning System Co Ltd
Current assignee: Qingdao Hisense Hitachi Air Conditioning System Co Ltd
Priority date: 2020-09-29
Filing date: 2020-09-29
Publication date: 2021-06-08
Anticipated expiration: 2030-09-29

Abstract

The utility model provides an air door subassembly, use its air-dividing case and air conditioning system, air door subassembly include frame, motor and regulation and control valve plate, be equipped with the portion of lining up on the frame, the regulation and control valve plate is rotationally established on the frame, the motor is established on the frame, be used for the drive the regulation and control valve plate rotates in order to open or close the portion of lining up, air door subassembly simple structure, the switching is controllable, and air-dividing case and air conditioning system include above-mentioned air door subassembly.

Description

Air door subassembly, air distribution box and air conditioning system applying same

Technical Field

The utility model relates to a valve field especially relates to an air door subassembly, uses its air-dividing box and air conditioning system.

Background

A wind-dividing static pressure box (referred to as a wind-dividing box for short) is a common accessory in a fresh air system, and the wind-dividing box is also called a pressure stabilizing chamber and is a large-space box body connected with an indoor wind port of equipment. The air flow speed in the space is reduced and approaches to zero, the dynamic pressure is converted into static pressure, and the static pressure of each point is approximately the same, so that the air supply outlet achieves the effect of uniformly supplying air, the noise in a ventilation system is reduced, uniform static pressure air outlet can be obtained, the dynamic pressure loss is reduced, and the air supply system is a necessary accessory for reducing the dynamic pressure, increasing the static pressure, stabilizing the air flow and reducing the air flow vibration.

The air dividing box generally comprises a box body, an air inlet and an air outlet, wherein the air inlet and the air outlet are arranged on the box body, the air inlet is connected with a fresh air outlet pipeline, and the air outlet is communicated with a room air supply pipeline so that fresh air can enter the air dividing box from the air inlet and can be guided into a room from the air outlet after passing through the static pressure of the air dividing box.

At present, an air door assembly or a simple structure or an air door assembly used at an air inlet and/or an air outlet of an air duct is complex in structure but poor in regulation effect, and the air door assembly which is convenient to use and good in regulation effect needs to be designed urgently.

Disclosure of Invention

The utility model provides an air door subassembly can switch between open mode and closed state.

In some embodiments of this application, an air door subassembly is proposed, the air door subassembly includes frame, motor and regulation and control valve plate, be equipped with the portion of lining up on the frame, the regulation and control valve plate rotationally establishes on the frame, the motor is established on the frame, be used for the drive the regulation and control valve plate rotates in order to open or close the portion of lining up.

In some embodiments of the present application, the through portion is disposed corresponding to the air outlet or the air inlet.

In some embodiments of the present application, the number of the air outlets is plural, and the number of the air door assemblies is plural and corresponds to the air outlets one to one.

In some embodiments of the present application, a plurality of the air outlets are arranged side by side, and a plurality of the damper assemblies are arranged side by side.

In some embodiments of the present application, the motor is located on the top surface of the frame, an avoiding portion of the motor is formed on the frame, and is used for avoiding the adjacent air door assembly, and the adjacent two air doors play a part of positioning and fixing functions through the compression of the avoiding portion.

In some embodiments of the present application, the motor is configured with a motor cover having an outlet formed thereon, which can compress the motor wiring, functioning as a wire clamp.

In some embodiments of the present application, except for the outlet, the edge of the other portion of the motor cover is attached to the top surface of the frame.

In some embodiments of the present application, the back of the frame is planar to facilitate sealing with the air inlet/outlet structure.

In some embodiments of the present application, the bottom surface of the frame is provided with a skirt to facilitate sealing with a mounting surface.

In some embodiments of the present application, the motor cover is fixed to the frame by screws.

In some embodiments of the present application, a flanging structure is disposed on the bottom surface of the motor cover for sealing with the frame mounting surface, so as to improve the protection level of the motor.

In some embodiments of the present application, the damper assembly is used alone or in a combination of a plurality of damper assemblies, or is pre-assembled as a module assembly and then installed in various duct function boxes, thereby facilitating the assembly and disassembly of the air duct function boxes.

In some embodiments of the application, a kind of air distribution box includes the box and sets up air intake and air outlet on the box, and the air intake is connected with new trend air-out pipeline, and the air outlet is used for supplying air with the room and manages the intercommunication, the air intake and/or air outlet department is provided with above-mentioned air door subassembly.

In some embodiments of the present application, an air conditioning system includes a fresh air device, the fresh air device including the above-described air-dividing box.

The air outlet or the air inlet is provided with the fan assembly and used for controlling the opening and closing of the air outlet. Namely, the opening and closing of the air opening are controllable, and the air opening is closed when the room needs a closed environment (such as air-conditioning refrigeration or heating), so that the energy consumption is reduced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

FIG. 1 is a schematic block diagram of a first embodiment of an air conditioning system according to embodiments;

FIG. 2 is a schematic diagram of a second embodiment of an air conditioning system according to the embodiments;

fig. 3 is a perspective view of a air distribution box of an air conditioning system according to a third embodiment;

fig. 4 is a perspective view of a wind-dividing box of an air conditioning system according to a third embodiment, with a part of a box body omitted;

FIG. 5 is a perspective view of a damper assembly of an air conditioning system according to a third embodiment;

FIG. 6 is another perspective view of a damper assembly of an air conditioning system according to a third embodiment;

FIG. 7 is a perspective view of the damper assembly of the air conditioning system according to the third embodiment with the motor cover omitted;

fig. 8 is a perspective view of a damper assembly motor cover of an air conditioning system according to a third embodiment.

Description of reference numerals:

100-fresh air pipeline; 200-a humidifying pipeline; 300-a partial pressure box; 310-a box body; 311-circular mounting holes; 320-fresh air inlet; 330-humidifying air inlet; 340-air outlet; 350-switching air valves; 351-a valve plate; 352-cylindrical mounting shaft; 353, a rotating shaft; 354-a first valve plate; 355-a second valve plate; 360-a damper assembly; 361-frame; 362-a motor; 363-a regulating valve plate; 364-through part; 365-an avoiding part; 366-skirt; 367-motor cover; 368-outlet; 369-edge portion; 3610-an installation part; 370-a first set screw hole; 371 — a second set screw hole; 372-third set screw hole.

Detailed Description

The technical solution of the present invention will be clearly and completely described with reference to the accompanying drawings. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

Referring to fig. 1, the air conditioning system of this embodiment includes a fresh air device, a humidifying device, and a wind dividing box 300, where the wind dividing box 300 includes a box 310 and a switching air valve 350, the box 310 is provided with a fresh air inlet 320, a humidifying air inlet 330, and an air outlet 340, the fresh air inlet 320 is communicated with the fresh air outlet of the fresh air device 100, the humidifying air inlet 330 is communicated with the humidifying air outlet of the humidifying device 200, and the air outlet 340 is used for discharging air into a room, that is, inputting fresh air and/or humidifying air; the switching damper 350 is provided in the case 310, and switches between opening and closing of the fresh air inlet 320 and opening and closing of the humidification air inlet 330.

The air conditioning system of the embodiment is integrated with a fresh air device and a humidifying device, a fresh air inlet 320 correspondingly arranged on a wind dividing box 300 is communicated with a fresh air outlet of the fresh air device, a humidifying air inlet 330 is also communicated with a humidifying air outlet of the humidifying device, outdoor fresh air is input into the wind dividing box 300 through the fresh air inlet 320 by the fresh air device, humidified air is input into the wind dividing box 300 through the humidifying air inlet 330 by the humidifying device, and the fresh air and/or the humidified air enters a room through an air outlet 340 after being subjected to pressure stabilization and static pressure by the wind dividing box 300 so as to adjust air in the room; the switching air valve 350 is used for switching the opening and closing of the fresh air inlet 320 and the opening and closing of the humidifying air inlet 330, so that fresh air or humidifying air can be selectively input according to the environmental requirements of a user room, or the fresh air and the humidifying air can be simultaneously input, and the regulation and control of the fresh air quantity and the humidifying quantity can be realized. Wherein, the steady voltage of minute bellows 300, static pressure principle with prior art, no longer give unnecessary details, the new trend device chooses for use current new trend device, omits to show in fig. 1, and the new trend device passes through new trend pipeline 100 intercommunication new trend air intake 320, and humidification device can adopt central humidifier, omits to show in fig. 1, and humidification device passes through humidification pipeline 200 intercommunication humidification air intake 330.

As shown in fig. 1, in the present embodiment, the fresh air inlet 320 and the humidification inlet 330 are respectively and correspondingly provided with a switching air valve 350 to respectively switch and control the opening and closing of the fresh air inlet 320 and the opening and closing of the humidification inlet 330. The switching damper 350 may be a manual damper or an electric damper, which is preferably an electric damper. Specifically, as shown in fig. 1, the switching damper 350 in an electric type includes a motor (not shown) and a valve plate 351, the valve plate 351 is rotatably mounted on an inner wall of a case 310, specifically, a circular mounting hole 311 is provided on the case 310, a cylindrical mounting shaft 352 is formed at each of a top end and a bottom end of a mounting side of the valve plate 351, the cylindrical mounting shaft 352 is in clearance fit with the circular mounting hole 311, and the motor is connected to one end cylindrical mounting shaft 352 of the valve plate 351 to drive the valve plate 351 to rotate. The switching air valve 350 is an electric air valve and is easily connected with a control unit of the air conditioning system, so that the switching air valve 350 is automatically controlled to switch whether the fresh air device 100 supplies air or the humidifying device 200 supplies air according to the preset judgment condition of the system, and the intelligent level of the air conditioning system is improved.

Referring to fig. 2, different from the first embodiment, in the present embodiment, the fresh air inlet 320 and the humidification air inlet 330 share a switching air valve 350, the switching air valve 350 specifically includes a motor (not shown), a rotating shaft 353, a first valve plate 354 corresponding to the fresh air inlet 320, and a second valve plate 355 corresponding to the humidification air inlet 330, the first valve plate 354 and the second valve plate 355 are both rotatably mounted on the inner wall of the box 310 through the rotating shaft 353, and the motor is connected to the rotating shaft 353 to drive the rotating shaft 353 to rotate, so as to drive the first valve plate 354 and the second valve plate 355 to rotate therewith. The positions of the first valve plate 354 and the second valve plate 355 are configured such that: when the first valve plate 354 rotates to open the fresh air inlet 320, the second valve plate 355 simultaneously rotates to close the humidification air inlet 330, and when the first valve plate 354 rotates to close the fresh air inlet 320, the second valve plate 355 simultaneously rotates to open the humidification air inlet 330. The fresh air inlet 320 and the humidification air inlet 330 share the switching air valve 350, so that parts can be saved, the structure of the air distribution box is simplified, and the structural cost of the system is reduced.

Referring to fig. 3, unlike the first and second embodiments, the switching damper 350 is a one-way check valve in the present embodiment. The check valve is used in pipeline system and mainly used to prevent medium from flowing backwards, prevent pump and its driving motor from reversing and prevent medium in container from being discharged. The air supply source can be controlled by controlling the operation of the fresh air device and the humidifying device, specifically, when the fresh air device operates, the fan of the humidifying device stops rotating, the fresh air is sent to a room through the air dividing box 300, and the switching air valve of the humidifying air inlet 330 is closed due to the non-return function; conversely, the humidifying device also operates. The one-way check valve adopted by the switching air valve 350 has the advantages of no need of an electric control device and simple and reliable structure.

Referring to fig. 4 to 7, illustrating an application of the air door assembly in the air distribution box and the air conditioning system, the air outlet 340 is configured with an air door assembly 360, and the air door assembly 360 is used for controlling the opening and closing of the air outlet 340, so as to realize controllable opening and closing of the air outlet 340, and when a room needs a closed environment (for example, when an air conditioner is used for cooling or heating), the air door assembly 360 closes the air outlet 340, so as to reduce energy consumption; when the room environment needs fresh air or humidification, the air door assembly 360 opens the air outlet 340.

The air door assembly 360 comprises a frame 361, a motor 362 and a regulating valve plate 363, wherein the frame 361 is provided with a through part 364 correspondingly arranged with the air outlet 340, the regulating valve plate 363 is rotatably arranged on the frame 361, the motor 362 is arranged on the frame 361 and is used for driving the regulating valve plate 363 to rotate so as to open or close the through part 364, and the air door assembly 360 in the embodiment forms an integral assembly, so that the integral assembly and disassembly are convenient.

Specifically, the surface of the frame 361 opposite to the air outlet 340 is a plane so as to be in sealing fit with the air outlet 340, and the bottom surface of the frame 361 is provided with a skirt 366 which is convenient to be sealed with the bottom surface of the box body 310.

For a housing with a plurality of rooms, the number of the air outlets 340 is correspondingly multiple, the air outlets 340 are respectively communicated with the rooms through pipelines, and the number of the air door assemblies 360 is multiple and is in one-to-one correspondence with the air outlets 340, so that a specific air outlet 340 can be selected to be opened according to the needs of a user.

As shown in fig. 3 to 7, the plurality of outlet vents 340 are arranged side by side, and the plurality of damper assemblies 360 are arranged side by side. In each damper assembly 360, the motor 362 is located on the top surface of the frame 361, specifically, at a corner portion of the top surface, a mounting portion 3610 protruding toward the side where the regulator valve plate 363 is located is formed at the corner portion, and the motor 362 is mounted on the mounting portion 3610. The frame 361 is formed with an escape portion 365, and the escape portion 365 serves to escape the motor 362 of the adjacent damper assembly 360, i.e., the escape mounting portion 3610. Specifically, as shown in fig. 4 to 6, the avoiding portion 365 is an avoiding groove located at a corner portion of the top surface of the frame 361 and is close to the side of the regulating valve plate 363, when the plurality of air door assemblies 360 are arranged side by side, every two adjacent air door assemblies 360, and a part of the motor 362 of one of the air door assemblies 360 falls into an avoiding space of the avoiding portion 365, so that the overall occupied space formed by the plurality of air door assemblies 360 can be reduced, the volume and the installation occupied space of the air dividing box 300 are reduced, and the installation is facilitated. In addition, a plurality of air door subassemblies 360 set up side by side, then can be according to the quantity of air outlet 340 with a plurality of air door subassemblies 360 make up into a module subassembly in advance, then wholly install again to the box 310 of air-dividing box 300 in to improve dismouting convenience and air door subassembly 360's expansibility.

The motor 362 is provided with a motor cover 367, as shown in fig. 4 to 6 and fig. 8, the motor cover 367 is opened downwards and fixed with the frame 361 through a screw, an outlet 368 which is opened towards the side part is formed on the motor cover 367, the outlet can press the motor wiring to play a role of a wire pressing clamp, meanwhile, except for the outlet 368, other parts of the motor cover 367 are in sealing fit with the top surface of the frame 361, and the edge 369 of other parts of the motor cover is attached to the top surface of the frame 361 to improve the sealing performance, so that the protection grade of the motor 361 can be improved.

The damper assembly also includes a first set screw hole 370 in the top surface of the frame, a second set screw hole 371 in the bottom surface of the frame, and a third set screw hole 372 in the back surface of the frame.

When the damper assembly is separately mounted, the damper assembly is fixed to the mounting surface by using the first fixing screw hole 370, the second fixing screw hole 371, and the third fixing screw hole 372.

When a plurality of air door assemblies are combined in a row, two of the air door assemblies can be optionally fixed.

The air door assembly 360 can be applied to various air duct function boxes, and is convenient to disassemble and assemble, strong in expansibility and high in expansibility.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. A damper assembly, comprising:

the air conditioner comprises a frame, a fan and a controller, wherein a through part is arranged on the frame and corresponds to an air outlet or an air inlet;

the regulating valve plate is rotatably arranged on the frame;

and the motor is arranged on the frame and used for driving the regulating valve plate to rotate so as to open or close the through part.

2. A damper assembly as set forth in claim 1, wherein:

the number of the air outlets or the air inlets is single or multiple, and the number of the air door assemblies is single or multiple and is in one-to-one correspondence with the air outlets or the air inlets.

3. A damper assembly as set forth in claim 2, wherein:

it is a plurality of air outlet or air intake set up side by side, it is a plurality of the air door subassembly sets up side by side.

4. A damper assembly as set forth in claim 2, wherein:

and a plurality of air door assemblies are pre-combined into a module assembly and then are arranged in the air duct box body.

5. A damper assembly as claimed in claim 3 or 4, wherein:

the motor is located on the top surface of the frame, an avoiding portion used for avoiding the adjacent air door assembly is formed on the frame, and the pressing of the avoiding portion simultaneously plays a role in positioning and fixing.

6. A damper assembly as claimed in any one of claims 1 to 4, wherein:

the motor is provided with a motor cover, a wire outlet is formed in the motor cover, and except the wire outlet, the edge parts of other parts of the motor cover are attached to the top surface of the frame;

the back surface of the frame is a plane; the bottom surface of the frame is provided with a skirt edge which is convenient to seal with a mounting surface.

7. A damper assembly as set forth in claim 2, wherein:

the air door component also comprises a first fixing screw hole positioned on the top surface of the frame, a second fixing screw hole positioned on the bottom surface of the frame and a third fixing screw hole positioned on the back surface of the frame;

when the air door component is used singly, the air door component is fixed with the mounting surface by using a first fixing screw hole, a second fixing screw hole and a third fixing screw hole;

when a plurality of air door component rows are combined for use, two of the air door components are selected to be fixed.

8. The damper assembly of claim 6, wherein:

the motor cover bottom surface is provided with a flanging structure for sealing with the frame mounting surface, so that the protection grade of the motor is improved.

9. A air distributing box is characterized in that:

comprises a box body; and the air inlet and the air outlet are arranged on the box body, the air inlet is connected with a fresh air outlet pipeline, the air outlet is communicated with a room air supply pipeline, and the air inlet and/or the air outlet are/is provided with the air door assembly as claimed in any one of claims 1 to 8.

10. An air conditioning system characterized by: comprising a fresh air device comprising the air-dividing box of claim 9.