WO2020147667A1

WO2020147667A1 - Indoor unit of air conditioner

Info

Publication number: WO2020147667A1
Application number: PCT/CN2020/071661
Authority: WO
Inventors: 贺佳伟; 曾友坚; 尚彬; 霍彪; 黄家柏; 张坤鹏; 徐海涛; 王千广; 许超魁; 王杰杰
Original assignee: 宁波奥克斯电气股份有限公司; 奥克斯空调股份有限公司
Priority date: 2019-01-14
Filing date: 2020-01-13
Publication date: 2020-07-23
Also published as: CN111271767A

Abstract

An indoor unit of an air conditioner, comprising a housing (1) having an air outlet, an air deflector (3) provided at the air outlet, and a bracket (2) fixedly provided on the housing (1); the housing (1) is detachably connected to the bracket (2) by means of a bracket support on the housing, the bracket support comprises a plurality of fixed blocks (11), clamping spaces (12) are formed between the plurality of fixed blocks (11) and the housing (1), the bracket (2) is clamped into the clamping spaces for fixing, and the bracket (2) is used to fix the air deflector (3). When the indoor unit of the air conditioner is dismounted, the bracket can be removed from the indoor unit, and the air deflector can be removed from the bracket, and this is very easy, avoiding the movement of the air deflector during the operation of the air conditioner.

Description

Inner unit of air conditioner

This application claims the priority of Chinese patent application No. 201910033448.6 filed on January 14, 2019. The full text of the Chinese patent application is incorporated herein by reference as a part of this application.

Technical field

The embodiment of the present disclosure relates to an internal machine of an air conditioner.

Background technique

With the popularization of air conditioners, air conditioners have entered thousands of households. At present, in the air conditioner market, the air deflector and the lower shell of the air conditioner are connected through a shaft hole. When the air conditioner is disassembled, the air deflector needs to be removed first. However, this assembly method is very troublesome when disassembling the wind deflector, and it is easy to damage the wind deflector.

In addition, the air deflector and the shell are connected by a shaft hole. At the air outlet of the air conditioner, the air deflector is affected by the flow of cold and warm air. Due to thermal expansion and contraction, it is necessary to leave about 2 mm on both sides of the air deflector. The gap, which causes the wind deflector to easily move laterally, causes the gap on both sides to be large and uneven, and affects the overall appearance of the air conditioner.

It can be seen that it is very necessary to simplify the disassembly process of the air deflector and fix the air deflector on the housing of the air conditioner at the same time to avoid the movement of the air deflector during operation.

Summary of the invention

The problem solved by the embodiments of the present disclosure is that the wind deflector in the prior art is not easy to disassemble, and the wind deflector is easy to move laterally.

In order to solve the above problems, the embodiments of the present disclosure provide an internal unit of an air conditioner to solve the difficulty in disassembling the air deflector on the internal casing of the air conditioner. In order to achieve the above objective, the technical solution of the present disclosure is achieved in this way :

An internal unit of an air conditioner, comprising a housing with an air outlet and a wind deflector arranged at the air outlet, and further comprising: a bracket fixedly arranged on the housing, the housing passing through the bracket on the housing The support is detachably connected to the support, the support support includes a plurality of fixing blocks, a clamping space is formed between the plurality of fixing blocks and the housing, and the support is clamped into the clamping space for fixing, the The bracket is used to fix the wind deflector.

The bracket fixed to the air deflector is set in a detachable connection. When the air deflector is removed, the bracket is also removed to facilitate cleaning of the outlet air duct; the bracket support formed by the simple fixing block can be connected to the bracket It is fixed on the housing of the internal machine to facilitate the installation and removal of the bracket.

Further, a buckle is further provided on the housing, the buckle is arranged between a plurality of fixed blocks, and a positioning opening is provided on the bracket, and the buckle is matched with the positioning opening.

By providing the cooperation of the buckle and the positioning opening, the bracket can be prevented from moving up and down on the inner casing of the air conditioner. At the same time, the buckle and the fixed block are matched with the limit to tightly fix the bracket on the bracket support.

Further, a guiding inclined surface is provided on the buckle.

The guiding slope has a guiding function, which is convenient for quick installation of the bracket.

Further, a support is further provided on the housing, a groove is provided at the bottom of the support, and the support is clamped in the groove.

By providing the groove and the supporting member for snap fit, the fixing effect between the wind deflector and the casing is improved, and at the same time, the left and right lateral movement of the wind deflector is restricted.

Further, a clasp is provided at one end of the bracket, and the clasp protrudes to a side away from the groove.

After the bracket is installed on the inner casing of the air conditioner, the clasp protrudes from the plane of the casing, which can provide a force-bearing part for the fingers of the operator, and facilitate the removal of the bracket during disassembly.

Further, a limiting rib is provided on one side of the bracket that matches with the clamping space.

The limiting rib can increase the strength of the bracket. After the bracket is clamped into the clamping space of the bracket support, the limiting rib can also reduce the contact area between the bracket and the clamping space, and reduce the frictional noise during the operation of the air conditioner.

Further, a deformation zone is provided between the clasp and the groove.

Compared with other parts around it, the deformation zone has a relatively thin thickness, and the bracket is prone to deformation during disassembly. When the operator's fingers exert an external force on the clasp, the deformation zone is beneficial for the buckle to fall off the positioning opening of the bracket.

Further, the bracket is fixed on the casing and located at the middle position of the air deflector, or fixed on the casing and located at the middle position of the air outlet of the inner machine.

Setting the bracket in the middle of the air deflector can improve the stability of the rotation of the wind deflector; setting the bracket in the middle of the air outlet, the air deflectors at both ends of the bracket are deformed more uniformly due to the thermal expansion and contraction of the air outlet, and also Can improve the stability of the rotation of the wind deflector.

Further, a ring buckle that can be opened or fastened is provided at one end of the bracket, a shaft hole is formed between the ring buckle and the bracket, and the middle shaft of the wind deflector is arranged in the shaft hole.

By setting the buckle that is convenient to open and fasten, the air deflector and the bracket can be quickly installed and disassembled. At this time, the air deflector and the bracket can be detachably connected, and the bracket and the inner casing can be detachably connected to facilitate the disassembly of the air conditioner Remove the wind deflector.

Further, one end of the bracket is provided with a shaft groove, the middle shaft of the wind deflector is clamped into the shaft groove, and the arc formed by the cross section of the shaft groove is a superior arc.

The rotating shaft groove is arranged so that the wind deflector can be conveniently snapped into and fixed on the bracket of the casing, and the rapid installation and disassembly between the wind deflector and the bracket is realized.

Compared with the known technology, the internal unit of the air conditioner described in the embodiments of the present disclosure has the following advantages:

1) In the internal unit of the air conditioner according to the embodiment of the present disclosure, when the air deflector is removed, the bracket fixed with the air deflector can be easily removed from the internal unit;

2) It is convenient to remove the air deflector and the bracket, which is convenient for further disassembly of the air deflector;

3) The air deflector will not move laterally, and the gap between the two sides of the air deflector and the middle frame of the inner casing is small and uniform.

BRIEF DESCRIPTION

FIG. 1 is a schematic structural diagram of an inner casing and a bracket of an air conditioner in an embodiment of the disclosure after disassembly;

FIG. 2 is a schematic diagram of the structure of the bracket support of the embodiment of the disclosure;

FIG. 3 is a schematic diagram of the structure of the stent according to the embodiment of the disclosure;

4 is a schematic diagram of the structure of the inner casing and the wind deflector of the air conditioner according to the embodiment of the disclosure;

Figure 5 is an exploded schematic diagram of the assembly of the bracket and the buckle according to the embodiment of the disclosure;

Figure 6 is a partial enlarged view of the intermediate shaft at A in Figure 4;

FIG. 7 is a schematic cross-sectional view of the wind deflector and the bracket of the embodiment of the disclosure after being assembled;

8 is a partial enlarged view of the cross-section of the assembly structure of the wind deflector and the bracket according to the embodiment of the disclosure;

FIG. 9 is a schematic diagram of the structure of the shaft groove in Embodiment 3 of the disclosure.

Description of reference signs:

1-shell, 11-fixed block, 12-clamping space, 13-buckle, 14-support, 2-bracket, 21-positioning port, 22-groove, 23-ring buckle, 231-axis hole, 232-card interface, 233-positioning block, 24-shaft hole, 25-positioning slot, 26-clamping block, 27-shaft groove, 28-hand grip, 29-limiting rib, 211-deformation zone, 3-guide Wind plate, 31-middle shaft, 32-baffle.

detailed description

In order to make the above objectives, features and advantages of the present disclosure more obvious and understandable, specific embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

Example 1

In the known technology, one end of the air deflector of the inner unit of the air conditioner is connected with the motor to provide power for the rotation of the air deflector, and the other end is provided with a rotating shaft extending along the length of the air deflector, and the rotating shaft is inserted into the inner casing of the inner unit. Rotate in the remaining hole. Of course, the wind deflector can also be fixedly connected to the motor at both ends to improve the rotating and sweeping effect of the wind deflector.

Since the wind deflector is mostly long and slender, it is necessary to provide a supporting member at the middle position of the wind deflector to avoid distortion of the wind deflector during the rotation. The wind deflector is fixedly installed on the casing of the air conditioner internal unit through the rotating shafts at both ends, the motor and the middle supporting member. In this embodiment, the supporting member at the middle position of the wind deflector is a bracket.

As shown in Figures 1-3, an embodiment of the present disclosure provides an internal machine of an air conditioner, which includes a housing 1 with an air outlet and a wind deflector 3 arranged at the air outlet, and a bracket is fixedly arranged on the housing 1 2. The bracket 2 is fixed on the housing 1 of the air conditioner in a detachable connection, such as threaded connection, loop connection and hinge connection. The air deflector 3 of the air conditioner is fixed on the air conditioner through the bracket 2.

In the embodiment of the present disclosure, the bracket 2 is arranged on the housing 1 by clamping and fixing, and two fixing blocks 11 are arranged on the housing 1. The fixing blocks 11 and the housing 1 form a clamping space 12, and the bracket 2 When fixed on the housing 1, the bracket 2 is inserted into the clamping space 12 for fixing.

The fixing block 11 is protrudingly arranged on the housing 1. For aesthetics and convenience, the fixing block 11 is arranged on the housing 1 in a flat form. When the bracket is removed, the fixing block 11 is on the housing 1. The upper occupies a smaller volume, which is convenient for the subsequent disassembly of other parts of the air conditioner.

In this embodiment, the direction between the air outlet and the air inlet of the internal unit of the air conditioner is taken as the up and down direction, and the length direction of the air guide plate is taken as the left and right direction.

After the bracket 2 is inserted into the clamping space 12 formed by the fixed block 11, there are fixed blocks 11 on both sides of the bracket 2 to limit the position, which prevents the wind deflector 3 from moving along the length of the wind deflector.

Optionally, a limiting rib 29 is provided on the side of the bracket 2 that fits with the clamping space 12 to increase the strength of the bracket 2. After the bracket 2 is clamped into the clamping space 12 of the bracket support, the limiting rib 29 remains The contact area between the bracket 2 and the clamping space 12 can be reduced, and the frictional noise during the operation of the air conditioner can be reduced.

Further, in order to prevent the support 2 from moving up and down on the housing 1, a buckle 13 is provided on the housing 1. The buckle 13 is provided between the fixing blocks 11, and a positioning opening 21 is provided on the support 2 accordingly. After the bracket 2 is inserted into the clamping space 12, the positioning opening 21 is clamped with the buckle 13, which can prevent the bracket 2 from moving up and down and make the fixing of the bracket 2 stronger.

Optionally, the buckle 13 is provided with a guiding inclined surface. When the bracket 2 is engaged with the bracket support, the guiding inclined surface causes the edge of the positioning opening 21 to slide along the guiding of the buckle 13, so that the bracket 2 is more easily connected with The buckle 13 performs clamping and fixing.

Further, a support 14 is provided on the housing 1, and the support 14 is provided between the fixed blocks 11. Optionally, the support 14 is provided at the center position of the connection line of the two fixed blocks 11, and the support 2 A groove 22 is provided at the bottom of the bracket. When the bracket 2 is assembled on the housing 1, the support 14 is clamped in the groove 22 to prevent the bracket 2 from moving left and right.

A fixed block 11 and a buckle 13 are arranged on the housing 1 of the internal unit of the air conditioner to ensure that the bracket 2 does not move up and down after being clamped on the housing 1; the support 14 is clamped to the groove 22 of the bracket 2 , To ensure that the bracket 2 will not move left and right on the housing 1. In this way, it is ensured that the bracket 2 is firmly clamped and fixed on the internal machine of the air conditioner, and the bracket 2 fixed to the air deflector 3 will not move or move during the operation of the air conditioner.

Further, a clasp 28 is provided at one end of the bracket 2, and the clasp 28 protrudes to a side away from the groove 22. After the bracket 2 is installed on the inner casing 1 of the air conditioner, the clasp 28 protrudes from the plane of the casing 1. When the air conditioner is disassembled, the operator's fingers can have a stressed part on the bracket 2 for easy removal Bracket 2.

The bracket 2 is in a "U" or "V" shape as a whole. On the one hand, the part connecting the air deflector can face the outside of the air outlet, which is convenient for installation and disassembly. On the other hand, it can reduce the shielding of the air outlet and reduce the bracket. 2 The influence on the air outlet of the air conditioner, and the bracket 2 is small in size and beautiful in appearance.

A deformation zone 211 is provided on the bracket 2, and the deformation zone 211 is located between the clasp 23 and the groove 22. The thickness of the deformation area 211 is relatively thin. When the bracket 2 is disassembled, the deformation area 211 is prone to deformation. When the operator's fingers exert an external force on the clasp 23, the deformation area 211 is beneficial for the buckle 13 to fall off the positioning opening 21 of the bracket 2. .

The number of the brackets 2 is more than one to improve the fixing effect of the wind deflector 3. In this embodiment, one bracket 2 is selected, and the bracket 2 is arranged at the middle position of the wind deflector 3 on the housing 1.

In the internal unit of the air conditioner in the known technology, a common practice is to provide motor drive components and other components at one end of the internal casing 1. Therefore, the length of the air outlet of the air conditioner is less than the length of the casing 1. The length of the air deflector 3 is set to be the same as the length of the casing 1 of the air conditioner inner unit. A "false air outlet" is formed on the side of the air conditioner inner unit. At the "false air outlet plate", the air conditioner The internal machine of the device has an air deflector 3, but no air outlet.

The bracket 2 can be arranged on the casing 1 and located at the middle position of the wind deflector, and can also be arranged on the casing 1 and located at the middle position of the air outlet. Setting the bracket 2 at the middle position of the air deflector 3 can improve the stability of the rotation of the wind deflector 3; setting the bracket 2 at the middle position of the air outlet, the air deflectors at both ends of the bracket 2 expand due to the thermal expansion of the air outlet The deformation caused by cold shrinkage is more uniform, and the stability of the rotation of the wind deflector can also be improved.

The internal unit of the air conditioner provided by the embodiment of the present disclosure facilitates the disassembly and installation of the air deflector 3 of the internal unit of the air conditioner. The user can directly disassemble the bracket 2 and the housing 1 and remove the air deflector 3.

Example 2

As shown in Figs. 4-8, this embodiment, on the basis of Embodiment 1, provides a bracket 2 and a wind deflector 3 to facilitate the disassembly and installation of the internal unit of the air conditioner.

One end of the bracket 2 is provided on the housing 1, and the other end is provided with a loop buckle 23. As shown in FIG. 5, the loop buckle 23 can be opened or buckled on the bracket 2. When the loop buckle 23 is buckled, The ring buckle 23 and the bracket 2 form a shaft hole 24, the middle shaft 31 of the wind deflector 3 is wrapped in the ring buckle 23, and the wind deflector 3 rotates on the bracket 2 through the middle rotating shaft 31;

By setting the buckle 23 that can be opened and fastened, the air deflector 3 is assembled on the bracket 2 and then fixed to the inner casing 1 of the air conditioner, which facilitates the detachable connection of the air deflector 3 and the casing 1, The process of assembling and disassembling the internal unit of the air conditioner is simplified, and the air deflector 3 only needs to be slightly deformed during the disassembly process and is not easily damaged.

One end of the loop buckle 23 is pivotally connected to the bracket 2, and the other end is snap-fitted to the bracket 2. Through the pivot connection, the loop buckle 23 can be opened or buckled on the bracket 2, which is convenient for guiding Installation and disassembly between the air plate 3 and the bracket 2.

Optionally, the ring buckle 23 has an arch shape, and the middle rotating shaft 31 of the wind deflector 3 is wrapped in the ring buckle 23. Axle holes 231 are provided on both sides of the ring buckle 23, and correspondingly, the bracket 2 is provided with The fixed shaft, the shaft hole 231 passes through the fixed shaft on the bracket, and the ring buckle 23 is fixed on the bracket 2 to rotate around the fixed shaft to form a pivot connection. When the ring buckle 23 is assembled or disassembled with the bracket 2, the shaft holes 231 on both sides are fixed or disengaged from the fixed shaft respectively. The parts on the bracket 2 can be further disassembled and disassembled, and the internal machine of the air conditioner is more convenient for assembly.

Further, the buckle 23 is provided with a card interface 232, and the bracket 2 is provided with a clamping block 26. When the buckle 23 is buckled, the clamping block 26 is buckled into the card interface 232 to make the ring The buckle 23 is buckled on the bracket 2, and the clamping structure of the clamping interface 232 and the clamping block 26 tightly fits the ring buckle 23 with the bracket 2 to prevent the intermediate shaft 31 in the ring buckle 23 from falling off, and the wind deflector 3 The phenomenon of failure.

When the ring buckle 23 is buckled on the bracket 2, the intermediate shaft 31 is wrapped in the ring buckle 23. Since the intermediate shaft 31 of the air deflector 3 is fixed in the ring buckle 23, it is installed in the air conditioner. During the operation process, avoid the phenomenon that the intermediate rotating shaft 31 falls off or becomes loose from the ring buckle 23, causing the wind deflector 3 to move or malfunction.

Optionally, a positioning block 233 is provided on the ring buckle 23, the positioning block 233 is provided between the shaft holes 231, the positioning block 233 is provided with a positioning hole, and the positioning hole is opposite to the protrusion on the bracket. Cooperate. The positioning hole of the positioning block 233 cooperates with the convex block to keep the shaft hole 24 formed after the ring buckle 23 is buckled without deformation.

Both sides of the ring buckle 23 are provided with shaft holes 231, and there is a gap between the two shaft holes 231. When the ring buckle 23 is installed on the bracket 2, the fixing parts on both sides of the shaft holes 231 are slightly deformed, The shaft hole 231 of the ring buckle 23 is clamped on the fixed shaft on the bracket 2.

When the air deflector 3 is assembled with the housing 1, the ring buckle 23 is opened, the intermediate shaft 31 is put into the shaft hole 24 in the ring buckle 23, the ring buckle 23 is fastened, and the intermediate shaft 31 of the air deflector 3 is in the ring buckle 23 When the air deflector 3 needs to be removed, open the ring buckle 23, and the middle shaft 31 of the air deflector 3 can be taken out of the shaft hole 24, which is simple and convenient; the installation method at both ends of the air deflector 3 is the same as the known technology The same, so I won’t repeat them here.

The air deflector 3 of the internal unit of the air conditioner is tightly fixed at one end connected to the motor during operation, but during the rotation of the other end, in order to ensure the normal rotation of the air deflector 3, the rotating shaft of the air deflector 3 is connected to the housing 1. There is a gap between the reserved holes, which will also cause the wind deflector 3 to move in the length direction. In order to solve this problem, the embodiment of the present disclosure is provided with a baffle 32 on the middle rotating shaft 31 of the wind deflector 3. The baffle 32 is ring-shaped and is arranged on the circumferential surface of the intermediate rotating shaft 31. The bracket 2 is also provided with a positioning groove 25. The baffle 32 is matched with the positioning groove 25 to prevent the wind deflector 3 from fleeing. Dynamic phenomenon.

Optionally, the baffle plate 32 has a pair. As shown in FIG. 6, the baffle plate 32 is provided on both sides of the intermediate shaft 31, and the positioning grooves 25 on the bracket 2 are provided on both sides of the shaft hole 24. Position, when the air deflector 3 is fixed on the bracket 2, the baffle 32 is fixed in the two positioning grooves 25, and the two baffles 32 also have the effect of clamping and fixing at the same time, so that the air deflector 3 and the bracket 2 The fixation is more stable.

Example 3

As shown in Figure 9, in this embodiment, when the air deflector 3 is installed on the bracket 2, the intermediate shaft 31 of the air deflector 3 is clamped into the shaft groove 27 of the bracket 2, and the arc formed by the shaft groove 27 is For the superior arc, the wind deflector 3 can be fixed on the bracket 2 of the housing 1 without using the ring buckle 23 at this time.

When the rotating shaft groove 27 is assembled with the intermediate rotating shaft 31, the intermediate rotating shaft 31 is clamped into it through the elastic deformation of the rotating shaft groove 27; when the air deflector 3 needs to be removed, external force only needs to be applied to the air deflector 3. 27 is elastically deformed, and the middle rotating shaft 31 of the wind deflector 3 can be removed from the bracket 2.

Although the disclosure is as above, the disclosure is not limited to this. Any person skilled in the art can make various changes and modifications without departing from the spirit and scope of the present disclosure. Therefore, the protection scope of the present disclosure should be subject to the scope defined by the claims.

Claims

An internal machine of an air conditioner, comprising a housing (1) with an air outlet and a wind deflector (3) arranged at the air outlet, wherein it further comprises: a bracket fixedly arranged on the housing (1) (2) The housing (1) is detachably connected to the support (2) through a support support on the housing, the support support includes a plurality of fixed blocks (11), and a plurality of the fixed blocks (11) A clamping space (12) is formed between (11) and the housing (1), the bracket (2) is clamped into the clamping space for fixing, and the bracket (2) is used for fixing the wind deflector (3).
The internal machine of the air conditioner according to claim 1, wherein the housing (1) is further provided with a buckle (13), and the buckle (13) is arranged between a plurality of fixing blocks (11) A positioning port (21) is provided on the bracket (2), and the buckle (13) is matched with the positioning port (21).
The internal unit of the air conditioner according to claim 2, wherein a guide slope is provided on the buckle (13).
The internal unit of the air conditioner according to claim 1, wherein the housing (1) is further provided with a support (14), the bottom of the bracket (2) is provided with a groove (22), and the support The piece (14) is clamped in the groove (22).
The internal unit of the air conditioner according to claim 1, wherein a clasp (28) is provided at one end of the bracket (2), and the clasp (28) protrudes to the side away from the groove (22) .
The internal unit of an air conditioner according to claim 1, wherein a limiting rib (29) is provided on one side of the bracket (2) that fits with the clamping space (12).
The internal machine of an air conditioner according to claim 5, wherein a deformation zone (211) is provided between the clasp (28) and the groove (22).
The internal unit of the air conditioner according to any one of claims 1-7, wherein the bracket (2) is fixed on the housing (1) and located at the middle position of the air deflector (3), or fixed on the housing On the body (1) and located in the middle of the air outlet of the internal machine.
The internal machine of the air conditioner according to claim 1, wherein one end of the bracket (2) is provided with a ring buckle (23) that can be opened or fastened, and the ring buckle (23) and the bracket (2) A shaft hole (24) is formed in between, and the middle shaft (31) of the wind deflector (3) is arranged in the shaft hole (24).
The internal unit of the air conditioner according to claim 1, wherein one end of the bracket (2) is provided with a shaft groove (27), and the middle shaft (31) of the wind deflector (3) is locked into the shaft In the groove (27), the arc formed by the cross section of the shaft groove (27) is a superior arc.