CN212481489U

CN212481489U - Fan shaft sleeve supporting seat and air conditioner indoor unit

Info

Publication number: CN212481489U
Application number: CN202020719577.9U
Authority: CN
Inventors: 向毅
Original assignee: Hisense Guangdong Air Conditioning Co Ltd
Current assignee: Hisense Guangdong Air Conditioning Co Ltd
Priority date: 2020-04-30
Filing date: 2020-04-30
Publication date: 2021-02-05
Anticipated expiration: 2030-04-30

Abstract

The utility model relates to the technical field of air conditioners, and discloses a fan shaft sleeve supporting seat and an air conditioner indoor unit, when a fan is installed, one end of the fan is connected with a bearing seat component on an air channel cavity, the other end of the fan is pre-positioned by aligning a locking screw on a shaft sleeve to an avoiding groove to enable the shaft sleeve to pass through a shaft hole of a body, then the assembled fan and the air channel cavity are integrally installed in an indoor unit housing, when the air channel cavity is installed in place, the shaft sleeve is basically coaxial with a motor shaft, one-time aligned installation of the fan and the motor shaft can be ensured, the assembly efficiency is improved, meanwhile, when the shaft sleeve of the fan is disassembled from the motor shaft of a driving motor, the fan shaft sleeve is withdrawn for a certain distance along the axial direction to be convenient to be separated from the motor shaft, the locking screw on the shaft sleeve can be withdrawn simultaneously through the avoiding groove to ensure the smoothness, the fan can be prevented from being damaged due to the fact that the fan is separated from the air duct cavity and loses support.

Description

Fan shaft sleeve supporting seat and air conditioner indoor unit

Technical Field

The utility model relates to a technical field of air conditioner especially relates to a machine in fan shaft sleeve supporting seat and air conditioning.

Background

At present, with the development of air conditioners, easy maintenance becomes an important index of the air conditioners, and the experience satisfaction degree of users to products is concerned.

Because the assembly relation between each spare part of traditional air conditioner is complicated, the user can't unpick and wash by oneself, so the easy unpick and wash air conditioner popularization scope of present now is more and more wide. In the air conditioner easy to disassemble and wash, in order to facilitate the disassembly and washing of the fan, the fan is assembled with a motor shaft of the driving motor through a shaft sleeve and then locked through a locking screw. In the air conditioner easy to unpick and wash, the one end of fan is passed through bearing frame subassembly and is supported fixedly with the wind channel chamber, the other end of fan passes through fan axle sleeve and driving motor's motor shaft assembly, because driving motor is not set up on the wind channel chamber, the fan axle sleeve needs direct strideing across wind channel chamber lateral wall up end long distance to be connected with the motor shaft, make the fan when the assembly, fan axle sleeve position does not have spacing fixed, the radial activity space of fan axle sleeve is too big, lead to fan axle sleeve and motor shaft to be difficult to once aim at, the assembly efficiency is low.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: when the existing fan is assembled with the motor shaft, the radial movable space of the shaft sleeve end of the existing fan is too large, so that the fan shaft sleeve and the motor shaft are difficult to align at one time, the assembling efficiency is low, and when the fan shaft sleeve is detached from the motor shaft, the fan shaft sleeve end is in a free state, so that the fan is easily separated from the air channel cavity and falls and is damaged.

In order to solve the technical problem, the utility model provides a fan axle sleeve supporting seat for machine in the air conditioning, the air conditioning in the machine include the wind channel chamber, fan axle sleeve supporting seat is installed on the lateral wall in wind channel chamber for support the fan axle sleeve, fan axle sleeve supporting seat includes the body, be equipped with the shaft hole that supplies the fan axle sleeve to pass on the body, the lateral part in shaft hole is equipped with the groove of dodging that supplies the locking screw on the fan axle sleeve to pass, dodge the groove with the shaft hole intercommunication.

Further, the avoiding groove is a fan-shaped groove.

Further, the avoiding groove is a square groove.

Further, the body comprises a matching part matched with the fan shaft sleeve, and the matching part protrudes along the axial direction of the shaft hole.

Further, a part of the matching part is along the axial direction protrusion of the shaft hole to form a protruding part, and the protruding part is connected with the groove wall on one side of the avoiding groove.

Further, the body is in a ring-like shape.

Furthermore, the body is provided with a plug connector and a fixing block, the plug connector and the fixing block are respectively arranged on two sides of the body along the radial direction of the shaft hole, and the fixing block is provided with a fixing hole.

Further, the fixed block is arranged along the radial extension direction of the shaft hole, and the lower end of the fixed block is provided with a flat end face.

Further, the shaft hole is formed in the middle of the body.

In order to solve the technical problem equally, the utility model also provides an indoor unit, including any one of above-mentioned technical scheme fan shaft sleeve supporting seat.

The embodiment of the utility model provides a fan shaft sleeve supporting seat compares with prior art, and its beneficial effect lies in:

the utility model provides a fan axle sleeve supporting seat, this fan axle sleeve supporting seat is installed on a lateral wall of the wind channel chamber of the air conditioning indoor set, be used for supporting the fan axle sleeve, specifically include the body, be equipped with the shaft hole that supplies the fan axle sleeve to pass on the body, the lateral part of shaft hole is equipped with the dodge groove that supplies the locking screw on the fan axle sleeve to pass, dodge groove and shaft hole intercommunication, when the fan is installed, one end of fan is connected with the bearing frame subassembly on the wind channel chamber, the other end is through aiming at the dodge groove with the locking screw on the axle sleeve with the axle sleeve pass in the shaft hole of body advance the location, then will assemble fan and wind channel chamber whole install to the indoor set housing, after the wind channel chamber is installed in place, the axle sleeve is basically coaxial with the motor shaft, can guarantee fan and motor shaft once aim at the installation, improve assembly efficiency, moreover, when the fan dismantles, withdraw from, locking screw on the axle sleeve can be simultaneously through dodging the groove and withdrawing from, guarantees the smooth and easy nature that the fan was dismantled, and simultaneously, fan axle sleeve and motor shaft break away from the back and are supported on this supporting seat, can avoid the fan to break away from behind the wind channel chamber because of losing the support and lead to the fan to damage.

Drawings

FIG. 1 is a schematic view illustrating a connection state between a fan and a driving motor according to an embodiment of the present invention;

fig. 2 is a schematic view illustrating a state in which the fan is disconnected from the driving motor according to the embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a fan and an air duct chamber according to an embodiment of the present invention;

FIG. 4 is a schematic side view of the fan and the air duct chamber according to the embodiment of the present invention;

FIG. 5 is a schematic structural diagram of an air duct chamber according to an embodiment of the present invention;

fig. 6 is a schematic structural view of a fan shaft sleeve support seat according to an embodiment of the present invention.

In the figure, 1, a fan shaft sleeve supporting seat; 2. an air duct cavity; 3. a fan; 4. a drive motor; 101. a body; 102. a shaft hole; 103. an avoidance groove; 104. a fitting portion; 105. a projection; 106. a plug-in connector; 107. a fixed block; 108. a fixing hole; 109. flattening the end face; 201. a bearing housing assembly; 301. a fan shaft sleeve; 302. locking the screw; 401. a motor shaft.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present application, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the present application.

The terms "first", "second" and "first" are used 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 one or more of that feature. In the description of the present application, "a plurality" means two or more unless otherwise specified.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

The application relates to the technical field of air conditioner structures, in particular to an air conditioner which executes the circulation of a refrigerant through a compressor, a condenser, an expansion valve and an evaporator. The refrigerant cycle includes a series of processes involving compression, condensation, expansion, and evaporation, the compressor compresses a refrigerant gas in a high temperature and pressure state and discharges the compressed refrigerant gas, the discharged refrigerant gas flows into a condenser, the condenser condenses the compressed refrigerant into a liquid phase, and heat is released to the surrounding environment through the condensation process. The expansion valve expands the liquid-phase refrigerant in a high-temperature and high-pressure state condensed in the condenser into a low-pressure liquid-phase refrigerant. The evaporator evaporates the refrigerant expanded in the expansion valve and returns the refrigerant gas in a low-temperature and low-pressure state to the compressor. The evaporator can achieve a cooling effect by heat-exchanging with a material to be cooled using latent heat of evaporation of a refrigerant. The air conditioner can adjust the temperature and humidity of the indoor space throughout the refrigerant cycle.

The outdoor unit of the air conditioner includes a compressor and an outdoor heat exchanger, the indoor unit of the air conditioner includes an indoor heat exchanger, and the expansion valve may be provided in the indoor unit of the air conditioner or the outdoor unit of the air conditioner. One of the indoor heat exchanger and the outdoor heat exchanger serves as a condenser, and the other serves as an evaporator, and when the indoor heat exchanger serves as the condenser, the air conditioner serves as a heater for a heating mode, and when the indoor heat exchanger serves as the evaporator, the air conditioner serves as a cooler for a cooling mode.

As shown in fig. 1-6, the utility model discloses fan shaft sleeve supporting seat 1 of the preferred embodiment of the embodiment for indoor set of air conditioner, indoor set of air conditioner include wind channel chamber 2, and this fan shaft sleeve supporting seat 1 includes body 101, and on wind channel chamber 2 was located to body 101, be equipped with the shaft hole 102 that supplies fan shaft sleeve 301 to pass on the body 101, the lateral part of shaft hole 102 was equipped with the groove 103 of dodging that supplies locking screw 302 on the fan shaft sleeve 301 to pass, dodged groove 103 and shaft hole 102 intercommunication.

Specifically, the fan shaft sleeve supporting seat 1 is installed on one side wall of an air duct cavity 2 of an air-conditioning indoor unit and is used for supporting a fan shaft sleeve 301, and specifically comprises a body 101, wherein a shaft hole 102 for the fan shaft sleeve 301 to pass through is arranged on the body 101, an avoiding groove 103 for a locking screw 302 on the fan shaft sleeve 301 to pass through is arranged on the side part of the shaft hole 102, the avoiding groove 103 is communicated with the shaft hole 102, when the fan 3 is installed, one end of the fan 3 is connected with a bearing seat assembly 201 on the air duct cavity 2, the other end of the fan shaft sleeve 301 enables the fan shaft sleeve 301 to pass through the shaft hole 102 of the body 101 for pre-positioning by aligning the locking screw 302 on the fan shaft sleeve 301 with the avoiding groove 103, then the assembled fan 3 and the air duct cavity 2 are integrally installed in an indoor unit casing, when the air duct cavity 2 is installed in place, the fan shaft sleeve 301 is, improve the assembly efficiency, moreover, when fan axle sleeve 301 is dismantled with motor shaft 401 of driving motor 4, when withdrawing fan axle sleeve 301 a distance along the axial direction and being convenient for break away from with motor shaft 401, locking screw 302 on fan axle sleeve 301 can withdraw through dodging groove 103 simultaneously, can avoid locking screw 302 to play the interference effect to fan axle sleeve 301 when fan axle sleeve 301 installation or dismantlement, guarantee the smooth and easy nature of fan 3 dismantlement, simultaneously, fan axle sleeve 301 is supported on this supporting seat 1 with motor shaft 401 break away from the back, thus, can avoid fan 3 to break away from behind wind channel cavity 2 because of losing the support and lead to fan 3 to drop and damage from wind channel cavity 2, generally, in order to guarantee fan axle sleeve supporting seat 1 and fan 3 and motor shaft 401's axiality, shaft hole 102 locates the middle part of body 101.

In this embodiment, the avoiding groove 103 may be a fan-shaped groove or a square groove, and it is only necessary to ensure that the size of the avoiding groove 103 can allow the locking screw 302 on the shaft sleeve to pass through the avoiding that the locking screw 302 interferes with the installation and disassembly processes of the shaft sleeve.

Because shaft hole 102 and fan 3's axle sleeve cooperation, drive fan 3 through driving motor 4 and rotate, body 101 includes one and fan axle sleeve 301 complex cooperation portion 104 in this embodiment, and cooperation portion 104 is protruding along the axial direction in shaft hole 102 to the structural strength of reinforcing and fan axle sleeve 301 complex cooperation portion 104 guarantees the stability of fan axle sleeve supporting seat 1. Further, a part of the fitting portion 104 protrudes along the axial direction of the shaft hole 102 to form a protruding portion 105, and the protruding portion 105 is connected with a groove wall on one side of the avoiding groove 103, so that the structural strength of the avoiding groove 103 is enhanced, and the rotational stability of the fan 3 is ensured.

Body 101 is the type of ring shape in this embodiment, with the rotation action of cooperation axle sleeve, stability is improved, furthermore, be equipped with bayonet joint 106 and fixed block 107 on the body 101, the both sides of body 101 are located along the radial direction branch of shaft hole 102 to bayonet joint 106 and fixed block 107, be equipped with fixed orifices 108 on the fixed block 107, the bayonet joint 106 of body 101 one side can be used to insert and connect fixedly in the lateral wall of wind channel chamber 2, the fixed block 107 of body 101 opposite side passes fixed orifices 108 through the connecting piece and is connected with wind channel chamber 2 lateral wall, thereby guarantee the stability of being connected between fan axle sleeve supporting seat 1 and the wind channel chamber 2, it is required to explain that, body 101 also can be directly with wind channel chamber 2 lateral wall integrated into one piece. Specifically, in order to ensure the connection stability between the fixing block 107 and the air duct chamber 2, the fixing block 107 is arranged along the radial extension direction of the shaft hole 102, and the lower end of the fixing block 107 has a flat end surface 109, and is connected and fixed with the flat end surface 109 on the side wall of the air duct chamber 2 through the flat end surface 109 by a connecting piece.

The embodiment of the utility model also provides an air-conditioning indoor unit, including the fan shaft sleeve supporting seat 1 of the above-mentioned embodiment, specifically, the indoor unit includes an air duct cavity 2, both sides of the air duct cavity 2 have a first side wall and a second side wall, a bearing seat assembly 201 is arranged on the first side wall, the fan shaft sleeve supporting seat 1 is arranged on the second side wall of the air duct cavity 2, one end of the fan 3 is mounted on the bearing seat assembly 201 through a connecting shaft, the other end of the fan 3 passes through the shaft hole 102 of the fan shaft sleeve supporting seat 1 through the fan shaft sleeve 301 to be connected with the driving motor 4, the fan 3 is driven to rotate through the driving motor 4 to realize heat exchange, thus, when the fan 3 is mounted, after the air duct cavity 2 is assembled in place, the fan shaft sleeve 301 of the fan 3 is basically coaxial with the motor shaft 401 of the driving motor 4, meanwhile, when the fan shaft sleeve 301 of the fan, can avoid fan 3 to break away from wind channel chamber 2 and lead to fan 3 to damage, moreover, when fan axle sleeve 301 is dismantled with driving motor 4's motor shaft 401, withdraw fan axle sleeve 301 along axial direction one section distance and be convenient for with motor shaft 401 when breaking away from, locking screw 302 on fan axle sleeve 301 can withdraw from through dodging groove 103 simultaneously, can avoid locking screw 302 to play the interference effect to fan axle sleeve 301 when fan axle sleeve 301 installation or dismantlement, guarantee the smooth and easy nature of fan 3 dismantlement.

To sum up, the embodiment of the present invention provides a fan shaft sleeve supporting seat 1, the fan shaft sleeve supporting seat 1 is installed on a side wall of an air duct cavity 2 of an air-conditioning indoor unit for supporting a fan shaft sleeve 301, and specifically includes a body 101, the body 101 is provided with a shaft hole 102 for the fan shaft sleeve 301 to pass through, the side portion of the shaft hole 102 is provided with an avoiding groove 103 for the locking screw 302 on the fan shaft sleeve 301 to pass through, the avoiding groove 103 is communicated with the shaft hole 102, when the fan 3 is installed, one end of the fan 3 is connected with the bearing seat assembly 201 on the air duct cavity 2, the other end is pre-positioned by aligning the locking screw 302 on the fan shaft sleeve 301 with the avoiding groove 103 to pass through the shaft hole 102 of the body 101 with the shaft sleeve, then the assembled fan 3 and the air duct cavity 2 are integrally installed in the indoor unit casing, when the air duct cavity 2 is installed in place, the shaft sleeve is substantially coaxial, improve assembly efficiency, moreover, when fan axle sleeve 301 is dismantled with driving motor 4's motor shaft 401, withdraw fan axle sleeve 301 a distance along axial direction and be convenient for with motor shaft 401 when breaking away from, locking screw 302 on fan axle sleeve 301 can withdraw from through dodging groove 103 simultaneously, can avoid locking screw 302 to play the interference effect to fan axle sleeve 301 when fan axle sleeve 301 installation or dismantlement, guarantee the smooth and easy nature that fan 3 dismantled, and simultaneously, fan axle sleeve 301 is supported on this supporting seat 1 with motor shaft 401 break away from the back, so, can avoid fan 3 to break away from behind wind channel cavity 2 because of losing the support and lead to fan 3 to drop and damage from wind channel cavity 2.

The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a fan axle sleeve supporting seat for machine in the air conditioning, machine in the air conditioning include the wind channel chamber, its characterized in that, fan axle sleeve supporting seat is installed on a lateral wall in wind channel chamber for support fan axle sleeve, fan axle sleeve supporting seat includes the body, be equipped with the shaft hole that supplies the fan axle sleeve to pass on the body, the lateral part in shaft hole is equipped with the groove of dodging that supplies locking screw on the fan axle sleeve to pass, dodge the groove with the shaft hole intercommunication.

2. The fan sleeve support bracket of claim 1 wherein said relief groove is a scalloped groove.

3. The fan bushing support pedestal of claim 1, wherein said relief groove is a square groove.

4. The fan bushing support bracket of claim 1, wherein said body includes an engaging portion engaging with said fan bushing, said engaging portion projecting in an axial direction of said axial hole.

5. The fan bushing support base of claim 4, wherein a portion of said engaging portion protrudes in an axial direction of said shaft hole to form a protrusion, and said protrusion is connected to a side wall of said avoiding groove.

6. The fan bushing support pedestal of claim 1, wherein said body is ring-like in shape.

7. The fan bushing support bracket of claim 1, wherein said body is provided with a plug and a fixing block, said plug and said fixing block are respectively disposed on both sides of said body in a radial direction of said shaft hole, said fixing block is provided with a fixing hole.

8. The fan bushing support bracket of claim 7, wherein said fixing block is disposed along a radial extension direction of said axial hole, and a lower end of said fixing block has a flat end surface.

9. The fan bushing support bracket of claim 1, wherein said axial hole is formed in a middle portion of said body.

10. An indoor unit of an air conditioner, comprising the fan boss supporting base as claimed in any one of claims 1 to 9.