CN220682091U - Air damper and air conditioning box - Google Patents

Abstract

The utility model belongs to the technical field of automobile air conditioners, and discloses a regulating air door and an air conditioning box, wherein the regulating air door is arranged in the air conditioning box, the air conditioning box is provided with an inner circulation channel and an outer circulation channel, and a cold air channel and a warm air channel are arranged in the inner circulation channel and the outer circulation channel; the air door comprises a driving assembly, a first air door and a second air door; the driving component is arranged in the air conditioning box; the first air door and the second air door are both in driving connection with the driving assembly and are in sealing arrangement with the driving assembly, the first air door and the second air door are both in arc-shaped structures, and the first air door is sealed and arranged in the outer circulation channel in a sliding manner; the second air door is arranged opposite to the first air door, the second air door is sealed and arranged in the internal circulation channel in a sliding mode, and the driving assembly can drive the first air door and the second air door to be close to or far away from each other along the self extending direction. The air damper has excellent sealing performance, reduces the number of parts, saves cost, occupies small space, and improves the space utilization rate.

Description

Air damper and air conditioning box

Technical Field

The utility model relates to the technical field of automobile air conditioners, in particular to a regulating air door and an air conditioner box.

Background

With the development of new energy automobiles, the functions and implementation means of the air conditioning box of the new energy automobiles are also gradually developed. Because the power fuel oil vehicle adopts the waste heat of the engine to heat the air conditioner in the vehicle, the engine can provide a stable heat source for heating the air conditioner only by normal operation of the engine in a low-temperature environment. The new energy automobile does not have an engine, so two heating modes of the new energy automobile exist: the first scheme is that the warm air core on the air conditioning box is changed into PTC electric heating, so that the scheme consumes large energy, and shortens the driving mileage of the new energy vehicle; the second solution is to use heat pump technology, which is not sufficient for a better match with a conventional air conditioning unit.

On the basis, in order to achieve the effects of effectively heating and effectively defogging under a low-temperature environment and reducing energy consumption, thereby improving the driving mileage and reducing the driving anxiety, the double-layer air conditioning box is generated, and can meet all the requirements, and because the heating adopts the lower layer flow internal circulation and the defogging adopts the upper layer flow external circulation, the heat load can be reduced, no vehicle window fogs are generated, and meanwhile, the injection of fresh air is kept in the passenger cabin, and the comfort is also greatly improved. However, for the double-layer air conditioning box, the air door of the existing air conditioning box structure is not suitable for the double-layer air conditioning box any more, and if the air door and the accessory parts are directly added, the structure is complex, the number of parts is large, the cost is high, and the space utilization rate is low.

Therefore, there is a need to design a damper to solve the above-mentioned technical problems.

Disclosure of Invention

The utility model aims to provide the air damper which can be suitable for a double-layer air conditioner box, can realize simultaneous driving of two air dampers through one driving piece, has excellent sealing performance, reduces the number of parts, saves cost, occupies small space and improves the space utilization rate.

To achieve the purpose, the utility model adopts the following technical scheme:

the air conditioner comprises an air conditioner box, a regulating air door and a control valve, wherein the air conditioner box is provided with an inner circulation channel and an outer circulation channel, and a cold air channel and a warm air channel are arranged in the inner circulation channel and the outer circulation channel; the damper includes:

the driving assembly is arranged in the air conditioning box;

the first air door is in a sealed structure, is connected with the driving assembly in a driving way and is arranged with the driving assembly in a sealed way, and is arranged in the outer circulation channel in a sealed and sliding way;

the second air door is in sealing and driving connection with the driving assembly and is arranged opposite to the first air door, the second air door is of an arc-shaped structure, the second air door is sealed and is arranged in the internal circulation channel in a sliding mode, and the driving assembly can drive the first air door and the second air door to be close to or far away from each other along the self extending direction so as to selectively open the corresponding cold air channel or the corresponding warm air channel.

Optionally, the first air door and the second air door have the same structure, the first air door and the second air door each include a frame structure and a baffle, the frame structures of the first air door and the second air door are opposite and arranged in a staggered manner, the frame structures are in driving connection with the driving assembly, the baffle is arranged on the frame structures to form a wind shielding part, a part of the frame structures, where the baffle is not arranged, is a ventilation part, and the frame structures of the first air door and the second air door can be mutually close to or far from each other to selectively seal the wind shielding part on the corresponding cold air channel or the corresponding warm air channel.

Optionally, the driving assembly includes a driving member and a gear shaft, the gear shaft is disposed at an output end of the driving member, the gear shaft is provided with at least two gear portions, the frame structure is provided with at least two gear bars, the gear bars and the gear portions are disposed in one-to-one correspondence, the gear bars and the gear portions are meshed, and the driving member can drive the gear shaft to rotate so as to drive the first air door and the second air door to approach or separate from each other.

Optionally, the driving assembly further includes a driving gear and a driven gear, the driving gear is fixedly connected to an output end of the driving member, the driven gear is sleeved and fixedly connected to the gear shaft, the driving gear and the driven gear are meshed, and the driving member can drive the driving gear and the driven gear to drive the gear shaft to rotate.

Optionally, the damper further includes two sealing assemblies, where the two sealing assemblies are disposed on the first damper and the second damper, respectively, and the sealing assemblies include three sealing members, and the three sealing members are disposed at two ends of the frame structure along the self-extending direction and one end of the baffle facing the ventilation portion, respectively.

Optionally, the first air door and the second air door each include a sliding rail, the air conditioning box is provided with at least two sliding grooves, the sliding rail of the first air door and the sliding rail of the second air door are opposite and are arranged in a staggered manner, and the sliding rails are slidably connected with the sliding grooves.

Optionally, the sliding rail includes a track and a plurality of elastic members disposed on the track, the track abuts against one groove wall of the sliding groove, and the elastic members abut against the other groove wall of the sliding groove.

It is another object of the present utility model to provide an air conditioning unit that divides the air conditioning unit into an upper layer flow outer circulation and a lower layer flow inner circulation, improving the performance of various functions of the air conditioning unit while improving the comfort in the passenger compartment of the vehicle.

To achieve the purpose, the utility model adopts the following technical scheme:

the air conditioning box comprises a box body and a plurality of regulating air doors, wherein the box body is provided with a double-layer flow partition board, the double-layer flow partition board divides the box body into an inner circulation channel and an outer circulation channel, and the inner circulation channel and the outer circulation channel are respectively provided with a cold air channel and a warm air channel; the first air door is arranged in the outer circulation channel in a sealing mode, and the second air door is arranged in the inner circulation channel in a sealing mode.

Optionally, the air conditioning box further comprises an evaporator and a warm air core, wherein the evaporator is arranged between an air inlet of the box body and the air regulating door, and the warm air core is arranged in the warm air channel and is positioned at one side of the air regulating door away from the air inlet;

the first air door and the second air door can be close to each other and sealed with each other so as to open the corresponding cold air channel; or the first air door and the second air door can be mutually far away so as to open the corresponding warm air channel.

Optionally, at least one partition plate is further disposed in the box body, the partition plate divides the box body into at least two air conditioning channels, at least two air conditioning doors are correspondingly disposed, the air conditioning doors and the air conditioning channels are in one-to-one correspondence, and the air conditioning doors are hermetically disposed in the air conditioning channels.

The utility model has the beneficial effects that:

the utility model provides a regulating air door and an air conditioning box, wherein when refrigeration is needed, the air conditioning box moves a first air door and a second air door in opposite directions, so that the first air door and the second air door completely close a warm air channel, and a cold air channel is opened to realize refrigeration; when heating is needed, the second air door and the second air door are moved back to back, so that the first air door and the second air door completely close the cold air channel and open the warm air channel to realize heating; and the first air door and the second air door are driven through the same driving assembly, so that the number of the driving assemblies is reduced, synchronous operation of the two air doors is realized, the reliability is higher, the air door abandons the existing fan-shaped air door structure, the two arc-shaped air doors are buckled with each other to form the air door, the occupied area is small, and the space utilization rate is improved.

Drawings

Fig. 1 is a schematic structural view of an air conditioning unit according to an embodiment of the present utility model in a heating mode;

FIG. 2 is a schematic view of an air conditioning unit in a cooling mode according to an embodiment of the present utility model;

fig. 3 is an isometric view of a damper for a dual drive air conditioning case according to an embodiment of the present utility model.

In the figure:

10. a drive assembly; 11. a gear shaft; 12. a drive gear; 13. a driven gear;

20. a first damper; 21. a first frame structure; 22. a first baffle;

30. a second damper; 31. a second frame structure; 32. a second baffle;

40. a gear strip; 50. a seal; 60. a slide rail; 61. a track; 62. an elastic member;

210. a case; 211. a chute; 220. an inner circulation passage; 230. an outer circulation passage; 240. a bi-layer flow separator; 250. a cold air channel; 260. a warm air channel; 270. an evaporator; 280. and a warm air core body.

Detailed Description

The utility model is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present utility model are shown in the drawings.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", etc. orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are merely for convenience of description and simplicity of operation, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.

The embodiment provides an air conditioning box, sets up in the car, and this air conditioning box is the double-layer flow air conditioning box, and it divides into two parts of upper layer flow outer loop and lower layer flow inner loop with the air conditioning box, has improved the performance of various functions of air conditioning box, has improved the travelling comfort in the car passenger compartment simultaneously.

Specifically, as shown in fig. 1 and 2, the air conditioning box includes a box 210 and a plurality of damper doors, the box 210 is provided with a double-layer flow partition 240, the double-layer flow partition 240 divides the box 210 into an inner circulation channel 220 and an outer circulation channel 230, the inner circulation channel 220 and the outer circulation channel 230 are respectively provided with a cold air channel 250 and a warm air channel 260, the cold air channel 250 is used for realizing functions of refrigerating and the like of a passenger compartment, and the warm air channel 260 is used for realizing functions of heating and the like of the passenger compartment; the damper is hermetically disposed at the air inlet of the air conditioning case and slidably connected with the inner wall of the case 210, so as to selectively open or close the cool air channel 250 and the warm air channel 260 in the inner circulation channel 220 and the outer circulation channel 230, thereby realizing the cooling and heating performance of the air conditioning case without interference.

Further, the air conditioning box further comprises an evaporator 270 and a warm air core 280, the evaporator 270 is arranged between the air inlet of the box 210 and the air damper, the evaporator 270 is used for refrigerating, the warm air core 280 is arranged in the warm air channel 260 and is positioned at one side of the air damper away from the air inlet, and the warm air core 280 is used for heating. Through the above structure, when the damper closes the warm air channel 260, the cool air channel 250 is opened, and the air flowing in at the air inlet is cooled only by the evaporator 270 and then enters the cool air channel 250, so that the cooling function of the cool air channel 250 can be realized; when the air door closes the cold air channel 250, the warm air channel 260 is opened, and the air flowing in from the air inlet enters the warm air channel 260 after passing through the evaporator 270, and is heated by the warm air core 280, so that the refrigerating function of the cold air channel 250 can be realized, and the effect of respectively refrigerating or heating the internal and external circulation of the air conditioning box can be further realized.

In this embodiment, the two warm air channels 260 are both centrally disposed and adjacently disposed, i.e., located at two sides of the bi-layer flow partition 240, and the two cold air channels 250 are respectively disposed at two sides of the two warm air channels 260, and the damper can completely seal the middle part to close the warm air channels 260, or completely seal the cold air channels 250 at two sides to close the cold air channels 250.

Optionally, adjacent warm air channels 260 and cool air channels 250 are separated by baffles to ensure that the two channels do not interfere with each other.

Optionally, the inner circulation channel 220 and the outer circulation channel 230 share the evaporator 270 and the warm air core 280, that is, the evaporator 270 and the warm air core 280 are all arranged on the bi-layer flow partition 240 in a penetrating manner and are in sealing connection with the bi-layer flow partition 240, so that the application range of parts is increased, the number of parts is reduced, and the space utilization rate is improved.

Still further, this air conditioning case can be the multi-drive air conditioning case, is equipped with a plurality of passageways promptly to realize the independent regulation of the air conditioning temperature and the function of each region in the passenger cabin, improved the travelling comfort in car passenger cabin.

Specifically, at least one partition plate is further arranged in the box 210, the partition plate divides the box 210 into at least two air conditioning channels, at least two air conditioning doors are correspondingly arranged, the air conditioning doors are in one-to-one correspondence with the air conditioning channels, and the air conditioning doors are arranged in the air conditioning channels in a sealing manner, so that the multi-driving function of the air conditioning box can be realized.

Still further, the box 210 is further provided with a slide assembly, and the damper is slidably connected to the slide assembly, so as to realize sliding connection between the damper and the box 210, improve connection stability between the damper and the box, and ensure tightness of the damper. It will be appreciated that the number of slide assemblies and the number of dampers are related and that the number of dampers can be adaptively designed.

Because the air conditioning box is designed into a double-layer air conditioner or a multi-drive air conditioner for improving the reliability, performance and comfort of the air conditioning box, the structure and the volume of parts of the air conditioning box are increased.

In order to reduce the volume of the air conditioning box and improve the service performance of the air conditioning box, the embodiment provides a regulating air door which is arranged in the air conditioning box and used for realizing the opening and closing of the internal and external circulating air doors, the two air doors can be driven simultaneously through one driving piece, the sealing performance is excellent, the number of parts is reduced, the cost is saved, the space occupation is small, and the space utilization rate is improved.

Specifically, as shown in FIG. 3, the damper includes a drive assembly 10, a first damper 20, and a second damper 30. Wherein the driving assembly 10 is arranged in the air conditioning box; the first air door 20 and the second air door 30 are of arc structures and are in driving connection with the driving assembly 10 and are in sealing arrangement with the driving assembly 10, the second air door 30 is arranged opposite to the first air door 20, the first air door 20 is in sealing arrangement in the outer circulation channel 230, the second air door 30 is in sealing arrangement in the inner circulation channel 220, the driving assembly 10 can drive the first air door 20 and the second air door 30 to be close to or far away from each other along the extending direction of the driving assembly, so that the corresponding cold air channel 250 or the corresponding warm air channel 260 is selectively opened, namely when the first air door 20 and the second air door 30 are close to each other and are sealed with each other, the first air door 20 closes the warm air channel 260 in the outer circulation channel 230, the cold air channel 250 is opened, refrigeration circulation in the outer circulation channel 230 is achieved, the second air door 30 closes the warm air channel 260 in the inner circulation channel 220, and the cold air channel 250 is opened, so that refrigeration circulation in the inner circulation channel 220 is achieved; when the first air door 20 and the second air door 30 can be far away from each other, the first air door 20 closes the cold air channel 250 in the outer circulation channel 230, the warm air channel 260 is opened to realize the heating cycle in the outer circulation channel 230, the second air door 30 closes the cold air channel 250 in the inner circulation channel 220, and the warm air channel 260 is opened to realize the heating cycle in the inner circulation channel 220.

By using the above-mentioned damper, as shown in fig. 2, the arrow direction in the drawing is the gas flow direction, and when refrigeration is required, the first damper 20 and the second damper 30 are moved in opposite directions, so that the first damper 20 and the second damper 30 completely close the warm air channel 260, and open the cold air channel 250, thereby realizing refrigeration; as shown in fig. 1, the arrow direction in the figure is the gas flow direction, and when heating is required, the second air door 30 and the second air door 30 are moved in opposite directions, so that the first air door 20 and the second air door 30 completely close the cold air channel 250, and open the warm air channel 260, thereby realizing heating; and the first air door 20 and the second air door 30 are driven through the same driving assembly 10, so that the number of the driving assemblies 10 is reduced, the synchronous operation of the two air doors is realized, the reliability is higher, the air door abandons the existing fan-shaped air door structure, the two arc-shaped air doors are buckled with each other, the occupied area is small, and the space utilization rate is improved.

In this embodiment, the first air door 20 and the second air door 30 have the same structure, the first air door 20 and the second air door 30 each include a frame structure and a baffle, the frame structures of the first air door 20 and the second air door 30 are opposite and arranged in a staggered manner, the frame structures are in driving connection with the driving assembly 10, the baffles are arranged on the frame structures to form a wind shielding portion, the portions of the frame structures, where the baffles are not arranged, are ventilation portions, and the frame structures of the first air door 20 and the frame structures of the second air door 30 can be close to each other or far away from each other to selectively seal the wind shielding portion on the corresponding cold air channel 250 or the corresponding warm air channel 260.

That is, when the air conditioning box is cooled, the first air door 20 and the second air door 30 move in opposite directions, and the baffle plate seals the warm air channel 260, at this time, one end of the frame structure of the first air door 20, which is far away from the baffle plate, is engaged with one end of the baffle plate of the second air door 30, which is toward the ventilation part, and the two are connected in a sealing manner; one end of the frame structure of the second air door 30, which is far away from the baffle, is connected with one end of the baffle of the first air door 20, which faces the ventilation part, and the two ends are connected in a sealing way; and the other sides of the two air door frame structures facing the baffle are in sealing connection with the driving assembly 10, so that the warm air channel 260 can be completely blocked, and the cold air channel 250 can be opened.

When the air conditioning box heats, the first air door 20 and the second air door 30 move away from each other, and the cold air channel 250 is sealed by the baffle plate, at this time, one ends of the frame structures of the two air doors are sealed with the inner wall of the box body 210, the other ends of the frame structures of the two air doors are sealed with the driving assembly 10, and one end of the baffle plate, which faces the ventilation part, is in sealing connection with the side wall of the warm air channel 260, so that the cooling channel can be completely plugged, and the warm air channel 260 can be opened.

Specifically, as shown in fig. 1 to 3, the first damper 20 includes a first frame structure 21 and a first baffle 22 to divide the first damper 20 into a first wind shielding portion and a first ventilation portion; the second damper 30 includes a second frame structure 31 and a second baffle 32 to divide the second damper 30 into a second wind shielding portion and a second ventilation portion.

In order to ensure the sealing connection between the first air door 20 and the second air door 30 and the warm air channel 260 and the cold air channel 250, in this embodiment, as shown in fig. 1 to 3, the air damper further includes two sealing assemblies, where the two sealing assemblies are respectively disposed on the first air door 20 and the second air door 30, the sealing assemblies include three sealing members 50, and the three sealing members 50 are respectively disposed at two ends of the frame structure along the self-extending direction and one end of the baffle towards the ventilation portion, that is, the two ends of the frame structure along the self-extending direction and the joint of the wind shielding portion and the ventilation portion are sealed, so as to achieve the sealing effect of the wind shielding portion on the warm air channel 260 and the cold air channel 250.

In order to achieve sliding connection between the damper and the inner wall of the box 210 of the air-conditioning box, in this embodiment, as shown in fig. 1 to 3, the first damper 20 and the second damper 30 each include a sliding rail 60, the sliding rail assembly is provided with at least two sliding grooves 211, the sliding rails 60 of the first damper 20 and the sliding rails 60 of the second damper 30 are opposite and are arranged in a staggered manner, and the sliding rails 60 are slidably connected to the sliding grooves 211, so as to achieve sliding connection between the first damper 20 and the box 210, and sliding connection between the second damper 30 and the box 210.

Specifically, in this embodiment, each air door is provided with two slide rails 60, that is, each frame structure is provided with two slide rails 60, and the slide rail assembly is correspondingly provided with four slide grooves 211, so as to ensure the stability of the air door in the sliding operation process, and improve the reliability of plugging the air door to the channel.

Further, the sliding rail 60 includes a rail 61 and a plurality of elastic members 62 disposed on the rail 61, the rail 61 abuts against one groove wall of the sliding groove 211, the elastic members 62 abut against the other groove wall of the sliding groove 211, so as to realize that the sliding rail 60 is slidably connected in the sliding groove 211, and the elastic members 62 are disposed, so that the sliding rail 60 and the groove wall of the sliding groove 211 have elasticity, a gap between the sliding groove 211 and the sliding rail 60 can be eliminated, and meanwhile, one end of the elastic members 62 abuts against the groove wall of the sliding groove 211, so that friction can be reduced, and sliding effect between the sliding rail 60 and the sliding groove 211 can be improved.

Specifically, the elastic member 62 has an arch structure, two ends are connected to the rail 61, and the highest end is abutted against the other groove wall of the sliding groove 211, so as to realize point connection between the elastic member 62 and the groove wall of the sliding groove 211.

Still further, the sliding groove 211 is specifically divided into a first section, a second section and a third section from one side close to the gear shaft 11 toward the other side along the extending direction of the sliding groove 211, the size of each section, the size of the wind shielding portion and the size of the ventilation portion are the same, the first section is disposed between one side of the sliding groove 211 close to the gear shaft 11 and the gear shaft 11, the second section and the third section are sequentially disposed between the gear shaft 11 and the inner wall of the box 210, the first air door 20 and the second air door 30 can realize switching between two states in the sliding groove 211, and the three sealing members 50 slide in the first section, the second section and the third section respectively. When the first damper 20 or the second damper 30 is in the first and second stages, the warm air passage 260 is closed; when the first damper 20 or the second damper 30 is in the second and third stages, the cool air passage 250 is closed.

In order to realize the driving function of the driving assembly 10 on the first air door 20 and the second air door 30, in this embodiment, as shown in fig. 3, the driving assembly 10 includes a driving member and a gear shaft 11, the gear shaft 11 is disposed at an output end of the driving member, the gear shaft 11 is provided with at least two gear portions, the frame structure is provided with at least two gear bars 40, the gear bars 40 and the gear portions are disposed in one-to-one correspondence, the gear bars 40 and the gear portions are meshed, the driving member can drive the gear shaft 11 to rotate so as to drive the first air door 20 and the second air door 30 to approach or separate from each other, and the driving member can drive the first air door 20 and the second air door 30 through the above arrangement.

Specifically, the driving member is disposed on the case 210, the gear shaft 11 is disposed through the bi-layer flow partition 240, and the first air door 20 and the second air door 30 are both in sealing connection with the gear shaft 11.

Further, the driving assembly 10 further comprises a driving gear 12 and a driven gear 13, the driving gear 12 is fixedly connected to the output end of the driving member, the driven gear 13 is sleeved and fixedly connected to the gear shaft 11, the driving gear 12 is meshed with the driven gear 13, the driving member can drive the driving gear 12 and drive the driven gear 13 to drive the gear shaft 11 to rotate, offset setting of the driving member can be achieved, installation space is guaranteed, and the rotation speed of the gear shaft 11 can be adjusted.

It is to be understood that the above examples of the present utility model are provided for clarity of illustration only and are not limiting of the embodiments of the present utility model. Various obvious changes, rearrangements and substitutions can be made by those skilled in the art without departing from the scope of the utility model. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims (10)

1. The air conditioner is characterized by being arranged in an air conditioner box, wherein the air conditioner box is provided with an inner circulation channel (220) and an outer circulation channel (230), and a cold air channel (250) and a warm air channel (260) are arranged in the inner circulation channel (220) and the outer circulation channel (230); the damper includes:

a drive assembly (10) disposed within the air conditioning case;

the first air door (20) is in driving connection with the driving assembly (10) and is in sealing arrangement with the driving assembly (10), the first air door (20) is of an arc-shaped structure, and the first air door (20) is sealed and is arranged in the outer circulation channel (230) in a sliding manner;

the second air door (30) is sealed and in driving connection with the driving assembly (10) and with the relative setting of first air door (20), second air door (30) are the arc structure, second air door (30) seal and slide set up in inner loop passageway (220), driving assembly (10) can drive first air door (20) with second air door (30) are close to each other or keep away from each other along self extending direction to selectively open corresponding cold wind passageway (250) or corresponding warm braw passageway (260).

2. Damper according to claim 1, characterized in that the first damper (20) and the second damper (30) are identical in structure, the first damper (20) and the second damper (30) each comprise a frame structure and a baffle, the frame structures of the first damper (20) and the second damper (30) are opposite and arranged in a staggered manner, the frame structures are in driving connection with the driving assembly (10), the baffles are arranged on the frame structures so as to form a wind shielding part, the part of the frame structures, where the baffles are not arranged, is a ventilation part, and the frame structures of the first damper (20) and the frame structures of the second damper (30) can be mutually close to or far from each other so as to selectively seal the wind shielding part on the corresponding cold air channel (250) or the corresponding warm air channel (260).

3. Damper according to claim 2, characterized in that the driving assembly (10) comprises a driving member and a gear shaft (11), the gear shaft (11) is arranged at the output end of the driving member, the gear shaft (11) is provided with at least two gear parts, the frame structure is provided with at least two gear bars (40), the gear bars (40) and the gear parts are arranged in a one-to-one correspondence, the gear bars (40) and the gear parts are arranged in a meshing manner, and the driving member can drive the gear shaft (11) to rotate so as to drive the first damper (20) and the second damper (30) to be close to or far away from each other.

4. A damper according to claim 3, wherein the driving assembly (10) further comprises a driving gear (12) and a driven gear (13), the driving gear (12) is fixedly connected to the output end of the driving member, the driven gear (13) is sleeved and fixedly connected to the gear shaft (11), the driving gear (12) and the driven gear (13) are meshed, and the driving member can drive the driving gear (12) and drive the driven gear (13) to drive the gear shaft (11) to rotate.

5. The damper according to claim 4, further comprising two seal assemblies, two of which are provided on the first damper (20) and the second damper (30), respectively, the seal assemblies comprising three seal members (50), the three seal members (50) being provided at both ends of the frame structure in the self-extending direction and at one end of the baffle plate toward the ventilation portion, respectively.

6. Damper according to any one of claims 1-5, wherein the first damper (20) and the second damper (30) each comprise a sliding rail (60), the air conditioning cabinet is provided with at least two sliding grooves (211), the sliding rails (60) of the first damper (20) and the sliding rails (60) of the second damper (30) are arranged opposite and offset, and the sliding rails (60) are slidably connected to the sliding grooves (211).

7. The damper according to claim 6, wherein the sliding rail (60) includes a rail (61) and a plurality of elastic members (62) disposed on the rail (61), the rail (61) abuts against one groove wall of the sliding groove (211), and the elastic members (62) abut against the other groove wall of the sliding groove (211).

8. An air conditioning box, characterized by comprising a box body (210) and a plurality of regulating air doors according to any one of claims 1-7, wherein the box body (210) is provided with a double-layer flow partition board (240), the double-layer flow partition board (240) divides the box body (210) into an inner circulation channel (220) and an outer circulation channel (230), and both the inner circulation channel (220) and the outer circulation channel (230) are provided with a cold air channel (250) and a warm air channel (260); the first air door (20) is arranged in the outer circulation channel (230) in a sealing mode, and the second air door (30) is arranged in the inner circulation channel (220) in a sealing mode.

9. The air conditioning case of claim 8, further comprising an evaporator (270) and a warm air core (280), the evaporator (270) being disposed between an air inlet of the case (210) and the damper, the warm air core (280) being disposed within the warm air channel (260) and on a side of the damper remote from the air inlet;

the first air door (20) and the second air door (30) can be mutually close and sealed so as to open the corresponding cold air channel (250); or the first air door (20) and the second air door (30) can be far away from each other to open the corresponding warm air channel (260).

10. An air conditioning cabinet according to claim 8 or 9, characterized in that at least one partition plate is further arranged in the cabinet (210), the partition plate divides the cabinet (210) into at least two air conditioning channels, at least two air conditioning doors are correspondingly arranged, the air conditioning doors are correspondingly arranged with the air conditioning channels one by one, and the air conditioning doors are hermetically arranged in the air conditioning channels.