CN106642625B

CN106642625B - Rack and cabinet air conditioner

Info

Publication number: CN106642625B
Application number: CN201710006706.2A
Authority: CN
Inventors: 叶海林
Original assignee: Midea Group Co Ltd; GD Midea Air Conditioning Equipment Co Ltd
Current assignee: Midea Group Co Ltd; GD Midea Air Conditioning Equipment Co Ltd
Priority date: 2017-01-04
Filing date: 2017-01-04
Publication date: 2022-05-31
Anticipated expiration: 2037-01-04
Also published as: CN115046304B; CN115046304A; CN106642625A; CN115046303B; CN115046303A

Abstract

The invention discloses a rack and a cabinet air conditioner, wherein the rack is used for driving a door body of the air conditioner and comprises: the base body is arranged in a strip shape, and a plurality of driving teeth are arranged on one side of the base body along the length direction of the base body; the blocking piece is fixedly connected with one side, back to the driving teeth, of the base body, and the blocking piece extends along the length direction of the base body. According to the technical scheme, the blocking piece enters the space between the panel and the shell corresponding to the air outlet along with the movement of the rack, when the door body completely leaves the air outlet, the blocking piece fills the gap between the panel and the shell corresponding to the air outlet, so that external dust and other impurities cannot enter the driving assembly through the gap, the influence of the external impurities on the work of the driving assembly is avoided, the work stability of the driving assembly is favorably improved, and the motion stability of the door body is further improved.

Description

Rack and cabinet air conditioner

Technical Field

The invention relates to the technical field of air conditioners, in particular to a rack and a cabinet air conditioner.

Background

The door body of the existing cabinet air conditioner is mostly of a sliding door structure, and in the working process of the cabinet air conditioner, when the door body moves to open the air outlet, a large gap exists between the panel and the shell. Under the gap, a driving structure for driving the door body to slide is generally adopted, and when the door body is opened, foreign matters such as external dust can enter the driving structure through the gap, so that the normal work of the door body of the cabinet air conditioner is influenced.

Disclosure of Invention

The invention mainly aims to provide a rack, aiming at reducing the influence of the outside on a door body driving device so as to improve the motion stability of a door body.

In order to achieve the above object, the present invention provides a rack for driving a door of an air conditioner, comprising:

the base body is arranged in a strip shape, and a plurality of driving teeth are arranged on one side of the base body along the length direction of the base body;

the blocking piece is fixedly connected with one side, back to the driving teeth, of the base body, and the blocking piece extends along the length direction of the base body.

Preferably, the base body is arranged in an arc shape, and the driving teeth are uniformly arranged along the base body in the arc shape.

Preferably, the base and the blocking member are integrally formed.

Preferably, the rack further comprises a decoration piece, and the decoration piece is arranged on a plate surface of the blocking piece, which faces away from the base body.

Preferably, the decoration piece is provided with a pattern groove, and the pattern groove forms characters and/or patterns.

Preferably, the decoration comprises a display screen, and the display screen is electrically connected with a main control panel of the air conditioner.

The invention further provides a cabinet air conditioner, which comprises:

a housing having an air outlet;

the door body is arranged on the shell corresponding to the air outlet and is movably connected with the shell so as to open and close the air outlet; and the number of the first and second groups,

a drive assembly, the drive assembly comprising:

the driving motor is fixedly connected with the shell;

the driving gear is fixedly connected with a rotating shaft of the driving motor;

the rack is meshed with the driving gear and is detachably connected with the door body;

wherein, the rack includes: the base body is arranged in a strip shape, and a plurality of driving teeth are arranged on one side of the base body along the length direction of the base body;

Preferably, the air conditioner further comprises a roller assembly, and the roller assembly is arranged between the bottom of the door body and the shell, so that the door body and the shell roll relatively.

Preferably, a supporting column is arranged on one side of the rack back to the teeth;

the cabinet air conditioner also comprises a connecting piece, and the connecting piece is connected with the door body and the roller assembly;

the connecting piece is provided with a hanging lug corresponding to the support column, the hanging lug is provided with a slot, and the support column is inserted into the hanging lug.

Preferably, a gap is formed between the top of the supporting column and the bottom of the slot; and/or the presence of a gas in the gas,

and a gap is reserved between the bottom of the hanging lug and the bottom of the supporting column.

Preferably, the drive assembly further comprises a gear box detachably connected with the housing;

the gear box comprises a base and a box cover detachably connected with the base;

the base is provided with a guide groove for the rack to slide, and the rack is provided with a guide piece corresponding to the guide groove;

the guide extends from the base of the rack along the length of the drive teeth.

Preferably, the number of the connecting pieces, the number of the roller assemblies and the number of the driving assemblies are two;

the two connecting pieces are used for respectively installing the roller assemblies at two ends of the door body;

and the hanging lugs of the two connecting pieces are respectively hung on the supporting columns of the racks.

Preferably, the shell is arranged in a cylindrical shape, the door body is arranged in an arc shape, and the door body moves along the circumferential direction of the shell;

the blocking piece of the rack is an arc-shaped plate, and the blocking piece extends along the circumferential direction of the shell.

According to the technical scheme, when the driving motor works, the driving motor drives the gear, the gear drives the rack, the rack drives the door body to move along the circumferential direction of the shell, at the moment, the blocking piece enters the space between the panel corresponding to the air outlet and the shell along with the movement of the rack, when the door body completely leaves the air outlet, the blocking piece fills the gap between the panel corresponding to the air outlet and the shell, so that foreign matters such as external dust cannot enter the driving assembly through the gap, the influence of the external foreign matters on the work of the driving assembly is avoided, the work stability of the driving assembly is improved, and the movement stability of the door body is improved.

Drawings

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

FIG. 1 is a schematic structural diagram of a cabinet air conditioner according to an embodiment of the present invention;

FIG. 2 is a schematic diagram of the exploded structure of FIG. 1;

FIG. 3 is a schematic structural diagram of the driving assembly of FIG. 2;

FIG. 4 is a schematic structural view of the rack of FIG. 3;

FIG. 5 is an exploded view of the connecting members and roller assemblies of the cabinet air conditioner of the present invention;

FIG. 6 is a schematic view of a portion of the structure of FIG. 5 from another angle;

FIG. 7 is a schematic diagram of an internal structure of an embodiment of a cabinet air conditioner according to the present invention;

FIG. 8 is a schematic view of the connection between the connecting member and the driven rack of the cabinet air conditioner according to the present invention;

fig. 9 is a schematic cross-sectional view taken along line a-a in fig. 8.

The reference numbers illustrate:

the implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

The driving motor 550 of the air conditioner operates to drive the rack 520 to move through the driving gear 510, the rack 520 is connected with the door 300 of the air conditioner, and the door 300 is driven to move when the rack 520 moves, and the specific structure of the rack 520 will be mainly described below.

Referring to fig. 1 to 6, in an embodiment of the present invention, the rack 520 is used for driving a door 300 of an air conditioner, and the rack 520 includes:

the base 524 is in a strip shape, and a plurality of driving teeth are arranged on one side of the base 524 along the length direction of the base 524;

and the blocking piece 523 is fixedly connected with one side of the base 524, which faces away from the driving teeth, and the blocking piece 523 extends along the length direction of the base 524.

Specifically, in this embodiment, the air conditioner includes a cabinet air conditioner, a wall-mounted air conditioner, a ceiling air conditioner, and the like, taking the cabinet air conditioner as an example. The air conditioner includes a case 100, a door 300, a panel 200, and a driving assembly 500.

The housing 100 has an air inlet 160, an air outlet 110, and an air duct communicating the air inlet 160 and the air outlet 110. The housing 100 may have a variety of shapes, such as a rectangular parallelepiped shape and a cylindrical shape. The housing includes a front shell and a rear shell, the air inlet 160 is disposed on the rear shell, the air outlet is disposed on the front shell, and the air outlet is a rectangular opening disposed up and down. The casing is provided with an air guide assembly 150 arranged along the height direction of the casing at a position corresponding to the air outlet, and the air guide assembly 150 comprises air guide plates for guiding air leftwards and rightwards and shutters for guiding air upwards and downwards. The casing is provided with an air inlet grille arranged along the height direction of the casing at a position corresponding to the air inlet 160 so as to prevent external objects from entering the inside of the cabinet air conditioner from the air inlet 160. The U-shaped heat exchanger 800 and the cross flow wind wheel 900 are arranged in the air duct along the height direction of the shell, and the heat exchanger 800 is arranged by wrapping the cross flow wind wheel 900, so that the heat exchange efficiency of the heat exchanger 800 is improved. The cross flow wind wheel 900 works to discharge the air after heat exchange in the air duct from the air outlet, so that negative pressure is formed in the air duct, and the air outside the cabinet enters the air duct from the air inlet 160 under the action of the negative pressure to exchange heat with the heat exchanger 800. When the gas after heat exchange is discharged from the air outlet, the gas after heat exchange is conveyed to a position designated by a user under the action of the air guide assembly 150.

The door 300 is a strip-shaped plate, and may be a flat plate or an arc plate, and the shape of the door 300 corresponds to the shape of the air outlet 110 on the casing 100, so that the door 300 can block the air outlet 110 when the door is closed. The arc-shaped plate is bent in the lateral direction of the door body 300. The panel 200 is fixedly connected to the casing 100, the door 300 is disposed in a gap between the door 300 and the casing 100, and the driving assembly 500 is disposed right below the door 300. More specifically, the air conditioner further includes a display panel 130 mounted on the top of the case 100 and a decorative panel 140 mounted on a portion of the case 100, and the blocking member 523 of the rack 520 is mounted directly below the display panel 130 and directly above the decorative panel 140. The blocking member 523 installed under the display panel 130 may block external dust and foreign materials from entering the display panel 130, which is advantageous to improve the stability of the operation of the display panel 130. The shape of the blocking member 523 is not particularly limited herein, and the blocking member 523 may be in a bracket shape, a plate shape, or the like, based on that dust can be blocked from entering the driving assembly 500.

The driving assembly 500 includes: the driving motor 550, the driving motor 550 is fixedly connected with the housing 100; the driving gear 510, the driving gear 510 is fixedly connected with the rotating shaft of the driving motor 550; and the rack 520 is meshed with the driving gear 510 and is detachably connected with the door body 300. In this embodiment, the driving motor 550 is mounted on the housing 100 and detachably connected to the housing 100. There are many ways in which the rack 520 may be detachably connected to the door 300, such as by a snap connection, a screw connection, a hanging connection, etc. When the driving motor 550 works, the driving motor 550 drives the gear 510 to rotate, the gear 510 drives the rack 520 to rotate, and the rack 520 drives the door 300 to move.

The rack 520 comprises a base 524, the base 524 is in a strip shape, and a plurality of driving teeth are arranged on one side of the base 524 along the length direction of the base; and the blocking piece 523 is fixedly connected with one side of the base 524, which faces away from the driving teeth, and the blocking piece 523 extends along the length direction of the base 524. The base 524 is arranged in an arc shape, and the driving teeth are uniformly arranged along the base 524 in an arc shape. The base 524 includes a base plate, and a plurality of driving teeth are arranged on a plate surface of the base 524 along a length direction thereof. The driving teeth can be straight teeth or oblique teeth. The shape of the blocking member 523 is not particularly limited, and the blocking member may be a plane plate 200 or a curved plate 200, as long as the blocking member blocks a gap between the panel 200 and the housing 100.

In this embodiment, when the driving motor 550 works, the driving motor 550 drives the gear 510, the driving gear 510 drives the rack 520, the rack 520 drives the door 300 to move along the circumferential direction of the casing 100, at this time, the blocking piece 523 enters into between the panel 200 and the casing 100 corresponding to the air outlet 110 along with the movement of the rack 520, when the door 300 completely leaves the air outlet 110, the blocking piece 523 fills the gap between the panel 200 and the casing 100 corresponding to the air outlet 110, so that foreign matters such as external dust cannot enter into the driving assembly 500 through the gap, thereby avoiding the external foreign matters from influencing the work of the driving assembly 500, thereby being beneficial to improving the stability of the work of the driving assembly 500, and further improving the stability of the motion of the door 300.

In order to make the blocking member 523 better block foreign objects, the base 524 and the blocking member 523 are integrally formed. The base 524 and the blocking piece 523 are integrally formed, so that the blocking piece 523 is positioned right above the base 524, and the blocking piece 523 can well block sundries. Meanwhile, the blocking member 523 and the base 524 are integrally formed, so that the manufacturing process and the mounting process of the blocking member 523 are reduced, and the production efficiency of the rack 520 is improved.

In order to improve the appearance of the air conditioner and also play a role of prompting a user, the rack 520 further comprises a decoration piece 700, and the decoration piece 700 is arranged on the plate surface of the blocking piece 523 opposite to the base body 524. The decorative member 700 may be in various forms, such as a decorative plate 140, a decorative strip, etc., and patterns, characters, etc., may be provided on the decorative plate 140. In order to improve the effect of the decoration 700, the decoration 700 has pattern grooves, which form characters and/or patterns. Of course, in some embodiments, the decoration 700 may include a display screen electrically connected to the main control board of the air conditioner, and the display screen may display related contents according to actual requirements, such as prompt information, warning information, current working state information of the air conditioner, and the like.

The present invention further provides a cabinet air conditioner, which includes a driving assembly 500, wherein the driving assembly 500 includes: the driving motor 550, the driving motor 550 is fixedly connected with the housing 100; the driving gear 510, the driving gear 510 is fixedly connected with the rotating shaft of the driving motor 550; and the rack 520 is meshed with the driving gear 510 and is detachably connected with the door body 300. The specific structure of the rack 520 refers to the above embodiments, and since the cabinet air conditioner adopts all technical solutions of all the above embodiments, at least all the beneficial effects brought by the technical solutions of the above embodiments are achieved, and no further description is given here. Wherein, cabinet air conditioner still includes: a housing 100, the housing 100 having an outlet 110; the door 300 is mounted on the housing 100 corresponding to the air outlet 110, and is movably connected to the housing 100 to open and close the air outlet 110. The shell 100 is arranged in a cylindrical shape, the door body 300 is arranged in an arc shape, and the door body 300 moves along the circumferential direction of the shell 100; the blocking member 523 of the rack 520 is an arc-shaped plate, and the blocking member 523 extends along the circumferential direction of the housing 100.

In order to enable the door 300 to move more smoothly and prolong the service life of the door 300, the driving gear 510 and the rack 520, the air conditioner further comprises a roller assembly 400, wherein the roller assembly 400 is arranged between the bottom of the door 300 and the housing 100, so that the door 300 and the housing 100 roll relatively. The roller assembly 400 comprises a bracket 410 and a roller, wherein the roller is mounted on a rotating shaft of the bracket 410; the bracket 410 is detachably coupled to the mounting bracket 620.

The roller assembly 400 is connected to the bottom of the door body 300, and may also be connected to the housing 100, and functions to guide the movement of the door body 300 and bear the weight of the door body 300. The roller assembly 400 may have various roller forms, such as a roller with a shaft hole, a bearing, etc.

The position of the casing 100 corresponding to the door 300 may be provided with a rolling groove extending in the circumferential direction of the casing 100, so that the movement of the door 300 also moves in the circumferential direction of the casing 100. Of course, there are many other ways to guide the moving direction of the door 300, for example, a guide rib is provided on the housing 100 corresponding to the door 300, and a guide groove is provided on the roller of the roller assembly 400 corresponding to the guide rib. When the roller assembly 400 drives the door body 300 to move, the roller moves along the guide rib.

When the door 300 is mounted on the casing 100, the roller assembly 400 is disposed between the door 300 and the casing 100, the door 300 is supported on the casing 100 through the roller assembly 400, so that all the weight of the door 300 is transmitted to the roller through the bottom of the door 300 and then transmitted to the casing 100, and the movement of the door 300 moves along with the movement of the roller assembly 400. Of course, in some embodiments, the roller assembly 400 may also be disposed on the top of the door 300 to improve the flexibility of the movement of the door 300.

In the driving process, since the entire weight of the door 300 is borne by the roller assembly 400, when the rack 520 drives the door 300, the rack 520 only receives a small resistance (only a static friction force of the roller is overcome) from the door 300, that is, the loads of the driving gear 510 and the rack 520 are small. Thereby being beneficial to prolonging the service life of the driving gear 510 and the rack 520, being beneficial to improving the stability of the driving component 500 and being beneficial to improving the stability of the motion of the door body 300.

When the door body 300 moves along with the roller assembly 400 to open or close the air outlet 110, because the whole weight of the door body 300 is transmitted to the roller assembly 400 through the bottom of the door body 300, and then transmitted to the casing 100 through the roller assembly 400, so that the roller assembly 400 supports the door body 300 from the bottom of the door body 300, so that the upper part and the middle part of the whole door body 300 are free from acting force, so that the door body 300 is free from deformation in the movement process, so that the door body 300 can keep the shape of the door body, avoid the door body 300 in the use process, the occurrence of deformation phenomenon is avoided, the service life of the door body 300 is prolonged, and the work stability of the door body 300 is improved.

In order to facilitate the installation and disassembly of the door body 300, a support column 521 is arranged on one side of the rack 520, which is opposite to the teeth; the cabinet air conditioner further comprises a connecting piece 600, and the connecting piece 600 is connected with the door body 300 and the roller assembly 400; a hanging lug 610 is arranged on the connecting piece 600 corresponding to the supporting column 521, the hanging lug 610 is provided with a slot 611, and the supporting column 521 is inserted into the hanging lug 610.

In this embodiment, the connecting member 600 may have many forms, and taking a connecting plate as an example, the length direction of the connecting member 600 is arranged along the width direction of the door body 300. A mounting bracket 620 is provided at one side in the width direction of the connector 600, i.e., the longitudinal direction of the door 300, and a hanging lug 610 connected to the case 100 is provided at the other side. The connecting plate is an arc plate, and is connected to the door 300 by a fastener such as a screw.

The mounting bracket 620 is provided with a mounting hole along the width direction of the connecting member 600, and the bracket 410 is provided with a fixing hole corresponding to the mounting hole and further comprises a rotating shaft for mounting the work roller. The extending direction of the rotating shaft is perpendicular to the panel surface of the door 300 and also perpendicular to the panel surface of the connecting plate. The roller takes a rolling bearing as an example, the inner ring of the roller is sleeved on the rotating shaft, and the outer wheel rotates under the action of external force.

Support column 521 and rack 520 integrated into one piece set up for when the drive door body 300, can not take place the friction and produce the noise between support column 521 and rack 520, also be favorable to improving stability simultaneously.

The form of the hanger 610 may be many, such as having a slot 611 for mating with the support column 521. When the door 300 is mounted on the driving assembly 500, only the slot 611 on the connecting member 600 needs to correspond to the supporting column 521, and then the door 300 (connecting member 600) is pressed downward. Through the arrangement of the hanging lugs 610 and the supporting columns 521, the door body 300 is convenient and quick to mount, dismount and maintain.

In order to improve the convenience of installing the roller assembly 400 and the connecting member 600, one end of the bracket 410 is provided with a positioning buckle 411, and a buckle position 621 is arranged on the mounting frame 620 corresponding to the positioning buckle 411. In this embodiment, the positioning buckle 411 includes a connecting arm extending from the bracket 410 to the connecting member 600 and a buckling portion engaged with a buckling portion 621 disposed on the mounting frame 620. When installing wheel components 400 to mounting bracket 620, earlier locate the gyro wheel cover in the pivot, detain 411 inserting the location and detain the position 621 on with the location, realize wheel components 400's preinstallation, after preinstallation, use the screw to install wheel components 400 to mounting bracket 620 through mounting hole and fixed orifices. Through the arrangement of the positioning buckle 411, the installation of the roller assembly 400 is more convenient.

Referring to fig. 8 and 9, in order to further reduce the load of the driven rack 520 and simultaneously provide a buffer for overloading the door body, a gap is formed between the top of the supporting column 521 and the bottom of the slot 611; and/or a gap is formed between the bottom of the hanging lug 610 and the bottom of the supporting column 521.

In this embodiment, the slot 611 is buckled on the supporting pole 521, and there is a gap between the top of the supporting pole 521 and the top of the slot 611, or there is a gap between the notch of the slot 611, i.e. the bottom of the hanging lug 610 and the bottom of the supporting pole 521 (the position where the supporting pole 521 is connected to the driven rack 520). Of course, in some embodiments, both of the above-mentioned locations may have a gap. The top of the supporting column 521 is not abutted by the hanging lug 610 by reserving a gap between the top of the supporting column 521 and the top of the slot 611; by reserving a gap between the notch of the slot 611, that is, the bottom of the hanging lug 610 and the bottom of the supporting column 521 (the position where the supporting column 521 is connected with the driven rack 520), the hanging lug 610 does not abut against the driven rack 520. Through all reserving the clearance in foretell two positions for support column 521 does not receive the effect of a body in vertical direction, when guaranteeing the flexibility that support column 521 removed, avoids the weight of a body to transmit to driven rack 520 through support column 521 on, thereby guarantees that driven rack 520 does not receive vertical direction's load. When the door body is overloaded and moves downwards, the two gaps can provide a buffer space for the falling of the door body, and the support column 521 can provide buffer support for the door body.

In order to reduce the influence of external environmental factors on the operation of the driving assembly 500, so as to improve the stability of the operation of the driving assembly 500, the driving assembly 500 further includes a gear box, and the gear box is detachably connected to the housing 100; the gear box comprises a base 530 and a box cover 540 which is detachably connected with the base 530; a guide groove 531 for the rack 520 to slide is formed in the base 530, and a guide 522 is formed on the rack 520 corresponding to the guide groove 531; the guide 522 extends from the base 524 of the rack 520 along the length of the drive teeth.

In this embodiment, the guide member 522 includes guide posts and connecting ribs, and the guide posts are connected by the connecting ribs. When the rack 520 is mounted into the gear box, the guide 522 is disposed in the guide groove 531 and moves along the guide groove 531. The rotating shaft of the motor penetrates through the through hole to be connected with a driving gear 510 arranged in the gear box, and the driving gear 510 and the rack 520 are meshed in the gear box. Through the arrangement of the gear box, the driving gear 510 and the rack 520 are not easily affected by external environmental factors. So as to improve the stability of the operation of the driving assembly 500 and the stability of the movement of the door body 300. The door body 300 is driven by the gear, so that the track of the door body 300 is stable in the moving process, and the phenomenon that the door body 300 is clamped is relatively generated.

In order to make the movement of the door body 300 smoother and more stable, the number of the connecting pieces 600, the roller assemblies 400 and the driving assemblies 500 is two; the two connecting pieces 600 respectively mount the roller assemblies 400 at two ends of the door body 300; and the hanging lugs 610 of the two connecting pieces 600 are respectively hung on the supporting columns 521 of the racks 520.

In this embodiment, two roller assemblies 400 and two connectors 600 are provided, the two connectors 600 are respectively provided at the top and the bottom of the door 300, and the two roller assemblies 400 are respectively provided at one ends of the connectors 600 far away from the door 300. Correspondingly, not only the roller groove 120 corresponding to the lower roller assembly 400 but also the roller groove 120 corresponding to the upper roller assembly 400 are provided in the housing 100. Corresponding to each roller assembly 400, a driving assembly 500 is provided corresponding thereto. When the door body 300 moves, the top and the bottom of the door body 300 move through the roller assembly 400, so that the friction of the door body 300 in the moving process is greatly reduced, and the door body 300 can move more smoothly. The driving assemblies 500 are arranged at the top and the bottom of the door body 300, so that the top and the bottom of the door body 300 are driven simultaneously, the overall movement of the door body 300 is realized, and the deformation of the door body 300 due to the torque is avoided.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. A rack bar for driving a door of an air conditioner, the air conditioner having a housing and a panel, the housing having an air outlet, the panel being secured to the housing, the rack bar comprising:

the blocking piece is fixedly connected with one side of the base body, which is back to the driving teeth, and the blocking piece extends along the length direction of the base body;

the blocking piece enters at least one end of the air outlet along with the movement of the rack.

2. The rack of claim 1, wherein said base is arcuate and said drive teeth are evenly arrayed along said base.

3. The rack of claim 1, wherein said base and said stop are integrally formed.

4. A rack as defined in any of claims 1-3, further comprising a decorative member disposed on a face of said blocking member facing away from said substrate.

5. A rack as defined in claim 4, wherein said decorative piece has a pattern groove, said pattern groove forming text and/or a pattern.

6. The rack of claim 4, wherein the decorative piece comprises a display screen electrically connected to a main control panel of the air conditioner.

7. A cabinet air conditioner, comprising:

a housing having an air outlet;

a drive assembly, the drive assembly comprising:

the driving motor is fixedly connected with the shell;

the rack as claimed in any one of claims 1 to 6, wherein the rack is engaged with the driving gear and detachably connected with the door body.

8. The cabinet air conditioner according to claim 7, further comprising a roller assembly disposed between the bottom of the door and the housing to allow the door and the housing to roll relative to each other.

9. The cabinet air conditioner of claim 8, wherein a side of the rack opposite the teeth is provided with a support post;

10. The cabinet air conditioner of claim 9, wherein there is a gap between a top of said support post and a bottom of said slot; and/or the presence of a gas in the gas,

11. The cabinet air conditioner of claim 9, wherein said drive assembly further comprises a gear box, said gear box being removably connected to said housing;

12. The cabinet air conditioner of claim 11, wherein the number of said connecting members, roller assemblies and said drive assemblies is two;

13. The cabinet air conditioner according to any one of claims 7 to 12, wherein the casing is cylindrically disposed, the door is arcuately disposed, and the door moves in a circumferential direction of the casing;