CN105240416A - Coupler and indoor unit of air conditioner - Google Patents
Coupler and indoor unit of air conditioner Download PDFInfo
- Publication number
- CN105240416A CN105240416A CN201510677381.1A CN201510677381A CN105240416A CN 105240416 A CN105240416 A CN 105240416A CN 201510677381 A CN201510677381 A CN 201510677381A CN 105240416 A CN105240416 A CN 105240416A
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- China
- Prior art keywords
- axle sleeve
- connected body
- coupling
- chamber
- projection
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
A coupler comprises a shaft sleeve and connecting bodies. The shaft sleeve is provided with a first chamber, a second chamber and a spacing part. The first chamber and the second chamber are located on the two sides of the spacing part respectively. The connecting bodies comprise the first connecting body and the second connecting body, and the first connecting body and the second connecting body are sleeved with the first chamber and the second chamber of the shaft sleeve respectively with the same axis. Matched structures which are matched and used for enhancing friction force are arranged on the inner circumferential face of the shaft sleeve and the outer surfaces of the connecting bodies. The invention further provides an indoor unit of an air conditioner. The indoor unit of the air conditioner is provided with the coupler. According to the coupler and the indoor unit of the air conditioner, the structures capable of enhancing friction force are arranged on the relevant surfaces of the shaft sleeve and the connecting bodies, and therefore the probability that the shaft sleeve and the connecting bodies are separated, and consequently a failure is caused is lowered, the reliability of the coupler is improved, and the service life of the coupler is prolonged.
Description
Technical field
The invention belongs to air conditioner technical field, relate to a kind of coupling and air-conditioning internal machine particularly.
Background technique
The coupling major part that existing air-conditioning internal machine uses is that the connected body of axle sleeve and two aluminums sheathed in axle sleeve inside poured into by mixing plastic cement is formed.Owing to being contacted by smooth periphery between axle sleeve and connected body, in use, along with the increase of service time, the working life of coupling shortens, and there will be plastic cement axle sleeve and is separated with inner aluminum connected body the situation causing coupling to lose efficacy.
Therefore a kind of coupling that can reduce the failure probability because of separation between axle sleeve and connected body is needed.
Summary of the invention
The object of this invention is to provide a kind of coupling, to reduce the probability that coupling lost efficacy because axle sleeve is separated with connected body.Present invention also offers and there is the described air-conditioning internal machine that can reduce the coupling of the probability that coupling lost efficacy because axle sleeve is separated with connected body.
Object of the present invention carrys out specific implementation by the following technical programs:
A kind of coupling, comprises axle sleeve, connected body, wherein,
Described axle sleeve has the first chamber, the second chamber and spacer portion, and described first chamber and the second chamber lay respectively at the both sides of described spacer portion;
Described connected body comprises and is set in the first connected body in the first chamber of described axle sleeve and the second chamber and the second connected body respectively with same axis;
Described axle sleeve inner peripheral surface and described connected body outer surface are provided with and the cooperating structure for strengthening frictional force mated with each other.
Preferably, the described cooperating structure for strengthening frictional force comprises:
Be arranged on the projection on described axle sleeve inner peripheral surface;
Be arranged on the groove that described connected body outer surface matches with the projection on described axle sleeve inner peripheral surface.
Preferably, the projection on described axle sleeve inner peripheral surface is the annular projection of the longitudinal axis isolated some at a certain distance along described axle sleeve.
Preferably, described annular projection cross section is semicircle.
Preferably, the described cooperating structure for strengthening frictional force comprises:
Be arranged on the projection on described connected body outer surface;
Be arranged on the groove matched with the projection on described connected body outer surface on described axle sleeve inner peripheral surface.
Preferably, the projection on described connected body outer surface is the annular projection of the longitudinal axis isolated some at a certain distance along described connected body.
Preferably, described annular projection cross section is semicircle.
Preferably, described axle sleeve and described connected body are respectively equipped with corresponding screw, pass on the outer surface that described screw is against the axle be connected for making screw or be screwed into be connected relative set on axle screw in.
Preferably, described axle sleeve is made up of plastic material and/or described connected body is made up of metallic material.
The present invention also provides a kind of air-conditioning internal machine, and described air-conditioning internal machine has any one coupling as above.
Coupling of the present invention by arranging the structure that can strengthen frictional force in the relevant surfaces of axle sleeve and connected body, reduce the probability that coupling lost efficacy because axle sleeve is separated with connected body, thus enhance the reliability of coupling, improve the working life of coupling.
Accompanying drawing explanation
According to drawings and embodiments the present invention is described in further detail below.
Fig. 1 is the schematic perspective view of the coupling described in the embodiment of the present invention.
Fig. 2 is the schematic front view of the coupling described in the embodiment of the present invention.
Fig. 3 is that schematic diagram is looked on the right side of coupling described in the embodiment of the present invention.
Fig. 4 is the perspective exploded view of the coupling described in first embodiment of the invention.
Fig. 5 is the cross-sectional schematic of the coupling described in first embodiment of the invention.
Fig. 6 is the perspective exploded view of the coupling described in second embodiment of the invention.
Fig. 7 is the cross-sectional schematic of the coupling described in second embodiment of the invention.
Embodiment
Below the preferred embodiments of the present invention are described, should be appreciated that preferred embodiment described herein is only for instruction and explanation of the present invention, is not intended to limit the present invention.
The profile of the coupling that the embodiment of the present invention provides is illustrated schematically in Fig. 1,2,3.Wherein, coupling comprises axle sleeve and connected body, and connected body is set in axle sleeve inside.Connected body inside is hollow, for holding axle to be connected.Preferably, described coupling is used for air-conditioning internal machine, and described axle to be connected includes but not limited to the motor shaft, fan shaft, compressor shaft etc. that use in air-conditioning internal machine.
Embodiment one
As shown in Figure 4,5, the embodiment of the present invention one provides a kind of coupling for air-conditioning internal machine, comprises axle sleeve 1, connected body, wherein, described axle sleeve 1 has the first chamber, the second chamber and spacer portion 11, and described first chamber and the second chamber lay respectively at the both sides of described spacer portion 11; Described connected body comprises the first connected body 21 and the second connected body 22 be set in respectively with same axis in the first chamber of described axle sleeve and the second chamber; The inner peripheral surface of described axle sleeve 1 and the outer surface of described connected body are provided with and the suitable cooperating structure for strengthening frictional force.
Preferably, as shown in Figure 5, in the present embodiment, the cooperating structure for strengthening frictional force comprises: be arranged on the projection on described axle sleeve inner peripheral surface and be arranged on the groove that described connected body outer surface matches with the projection on described axle sleeve inner peripheral surface.Preferably, the projection on described axle sleeve inner peripheral surface is the annular projection of the longitudinal axis isolated some at a certain distance along described axle sleeve.More preferably, protruding cross section is the semicircle of evagination; Correspondingly, the cross section of groove is the semicircle of indent.
The present embodiment is the structure of the axle sleeve by improving coupling, on axle sleeve inner peripheral surface, preferably arrange several cross sections is semicircular projection, the structure of coupling is also changed simultaneously, preferably correspondingly arranging cross section at the outer surface of coupling is semicircular groove, and these grooves match with the projection on axle sleeve.
Those skilled in the art also can imagine the cooperating structure that other can strengthen frictional force without departing from the scope of the invention, such as, described projection is not in the present embodiment designed to annular projection, but it is protruding to be designed to some point-like be distributed on axle sleeve inner peripheral surface.Described axle sleeve inner peripheral surface can be arranged corresponding suitable little groove protruding with point-like, also any groove structure can not be set.
In addition, in the present embodiment, preferably, axle sleeve and described connected body are respectively equipped with corresponding screw, pass on the outer surface that described screw is against the axle be connected for making screw or be screwed into be connected relative set on axle screw in.Particularly, as shown in Figure 5, the first portion of axle sleeve is provided with screw 31, the first connected body 21 is also provided with screw, screw body can through the screw on screw 31 and the first connected body 21, and the end of screw can be against on the outer surface of the axle be connected; Or screw body is through the screw on screw 31 and the first connected body 21, the end of screw is screwed into the screw that on axle, relevant position is arranged.Correspondingly, the second portion of axle sleeve is provided with screw 32, the second connected body 22 is also provided with screw, screw body can through the screw on screw 32 and the second connected body 22, and screw end can be against on the outer surface of the axle be connected.By the connection fastening effect of screw, the unitary rotation of the axle be contained in the first connected body and the second connected body can be realized.
Embodiment two
As shown in Figure 6,7, the embodiment of the present invention two provides a kind of coupling, comprises axle sleeve 1, connected body, and wherein, described axle sleeve 1 has the first chamber, the second chamber and spacer portion 11, and described first chamber and the second chamber lay respectively at the both sides of described spacer portion 11; Described connected body comprises the first connected body 21 and the second connected body 22 be set in respectively with same axis in the first chamber of described axle sleeve and the second chamber; The inner peripheral surface of described axle sleeve 1 and the outer surface of described connected body are provided with and the cooperating structure for strengthening frictional force mated with each other.
Preferably, as shown in Figure 7, in the present embodiment, the cooperating structure for strengthening frictional force comprises: the groove suitable with the projection on described connected body outer surface being arranged on the projection on described connected body outer surface and being arranged on the inner peripheral surface of described axle sleeve 2.Preferably, the projection on described connected body outer surface is the annular projection of the longitudinal axis isolated some at a certain distance along described connected body.More preferably, protruding cross section is the semicircle of evagination; Correspondingly, the cross section of groove is the semicircle of indent.
The present embodiment is the structure of the connected body by improving coupling, preferably arranging several cross sections is on its outer surface semicircular projection, the structure of axle sleeve is also changed simultaneously, on axle sleeve internal surface, preferably correspondingly arrange cross section is semicircular groove, and these grooves match with the projection on connected body.
Those skilled in the art also can imagine the cooperating structure that other can strengthen frictional force without departing from the scope of the invention, such as, described projection is not in the present embodiment designed to annular projection, but it is protruding to be designed to some point-like be distributed on axle sleeve inner peripheral surface.Described axle sleeve inner peripheral surface can be arranged corresponding suitable little groove protruding with point-like, also any groove structure can not be set.
In the present embodiment, axle sleeve can be identical with the Placement in embodiment one with the means of fixation of connected body.
It will be appreciated by those skilled in the art that in other preferred embodiments, the projection on connected body outer surface can be that other have the projection of rounded profile, such as circumferentially S-shaped or wavy.
In other preferred embodiments, those skilled in the art also can imagine other Placements without departing from the scope of the invention, such as, key connects, namely keyway for placing key being set vertically respectively on axle sleeve internal surface and on connected body outer circumferential face, strengthening fixing between axle sleeve and connected body further to be connected by key.
In other preferred embodiments, design can be optimized to the material of axle sleeve and connected body.Wherein, axle sleeve can be made up of the plastic material of such as plastic cement, and/or connected body can be made up of the metallic material of such as aluminium.
The embodiment of the present invention also provides a kind of air-conditioning internal machine, and it has any one coupling as above.
The coupling that the embodiment of the present invention provides, by arranging the projection and groove that cross section is semicircle or other shapes, changes the surface structure of connected body and axle sleeve, increases frictional force between the two, finally reach the effect reducing coupling failure probability.The working life of coupling can be improved, improve the reliability of coupling.This coupling preferably can be used for air-conditioning internal machine.
Technology contents of the present invention and technical characteristics have disclosed as above; but those of ordinary skill in the art still may do all replacement and the modification that do not deviate from spirit of the present invention based on teaching of the present invention and announcement; therefore; scope should be not limited to the content that embodiment discloses; and various do not deviate from replacement of the present invention and modification should be comprised, and contained by the claims in the present invention.
Claims (10)
1. a coupling, is characterized in that, comprises axle sleeve, connected body, wherein,
Described axle sleeve has the first chamber, the second chamber and spacer portion, and described first chamber and the second chamber lay respectively at the both sides of described spacer portion;
Described connected body comprises and is set in the first connected body in the first chamber of described axle sleeve and the second chamber and the second connected body respectively with same axis;
Described axle sleeve inner peripheral surface and described connected body outer surface are provided with the suitable cooperating structure for strengthening frictional force.
2. coupling as claimed in claim 1, it is characterized in that, the described cooperating structure for strengthening frictional force comprises:
Be arranged on the projection on described axle sleeve inner peripheral surface;
Be arranged on the groove that described connected body outer surface matches with the projection on described axle sleeve inner peripheral surface.
3. coupling as claimed in claim 2, is characterized in that, the projection on described axle sleeve inner peripheral surface is the annular projection of the axis isolated some at a certain distance along described axle sleeve.
4. coupling as claimed in claim 3, is characterized in that, described annular projection cross section is semicircle.
5. coupling as claimed in claim 1, it is characterized in that, the described cooperating structure for strengthening frictional force comprises:
Be arranged on the projection on described connected body outer surface;
Be arranged on the groove matched with the projection on described connected body outer surface on described axle sleeve inner peripheral surface.
6. coupling as claimed in claim 5, is characterized in that, the projection on described connected body outer surface is the annular projection of the axis isolated some at a certain distance along described connected body.
7. coupling as claimed in claim 6, is characterized in that, described annular projection cross section is semicircle.
8. the coupling according to any one of claim 1-7, it is characterized in that, described axle sleeve and described connected body are respectively equipped with corresponding screw, pass on the outer surface that described screw is against the axle be connected for making screw or be screwed into be connected relative set on axle screw in.
9. coupling as claimed in claim 8, it is characterized in that, described axle sleeve is made up of plastic material, and/or described connected body is made up of metallic material.
10. an air-conditioning internal machine, is characterized in that, described air-conditioning internal machine has coupling as claimed in any one of claims 1-9 wherein.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510677381.1A CN105240416A (en) | 2015-10-16 | 2015-10-16 | Coupler and indoor unit of air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510677381.1A CN105240416A (en) | 2015-10-16 | 2015-10-16 | Coupler and indoor unit of air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105240416A true CN105240416A (en) | 2016-01-13 |
Family
ID=55038192
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510677381.1A Pending CN105240416A (en) | 2015-10-16 | 2015-10-16 | Coupler and indoor unit of air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105240416A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109993906A (en) * | 2017-12-29 | 2019-07-09 | 山东新北洋信息技术股份有限公司 | Disengaging type shaft coupling, cargo delivery apparatus and automatic vending machine |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0164486A1 (en) * | 1984-06-13 | 1985-12-18 | Robbins & Myers Canada Ltd. | Coupling for a rotating member |
| EP0200529A1 (en) * | 1985-05-01 | 1986-11-05 | Delavan Inc | Self-tightening shaft coupler |
| CN86100022A (en) * | 1985-01-07 | 1986-12-03 | 桑特拉德有限公司 | Details for percussion drill |
| CN1498316A (en) * | 2001-03-22 | 2004-05-19 | Shaft coupling | |
| CN200985967Y (en) * | 2006-12-25 | 2007-12-05 | 安徽中鼎密封件股份有限公司 | Connecting seat of air conditioner motor |
| CN103498864A (en) * | 2013-09-25 | 2014-01-08 | 吴中区光福金怡五金配件厂 | Brake connecting rod |
| CN204164022U (en) * | 2014-08-21 | 2015-02-18 | 广东美的暖通设备有限公司 | For the coupling of air-conditioning draught fan, blower fan and air conditioner |
| CN104981618A (en) * | 2013-02-25 | 2015-10-14 | 伊利诺斯工具制品有限公司 | Linking arm assembly |
| CN205036743U (en) * | 2015-10-16 | 2016-02-17 | 珠海格力电器股份有限公司 | Shaft coupling and air conditioner internal unit |
-
2015
- 2015-10-16 CN CN201510677381.1A patent/CN105240416A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0164486A1 (en) * | 1984-06-13 | 1985-12-18 | Robbins & Myers Canada Ltd. | Coupling for a rotating member |
| CN86100022A (en) * | 1985-01-07 | 1986-12-03 | 桑特拉德有限公司 | Details for percussion drill |
| EP0200529A1 (en) * | 1985-05-01 | 1986-11-05 | Delavan Inc | Self-tightening shaft coupler |
| CN1498316A (en) * | 2001-03-22 | 2004-05-19 | Shaft coupling | |
| CN200985967Y (en) * | 2006-12-25 | 2007-12-05 | 安徽中鼎密封件股份有限公司 | Connecting seat of air conditioner motor |
| CN104981618A (en) * | 2013-02-25 | 2015-10-14 | 伊利诺斯工具制品有限公司 | Linking arm assembly |
| CN103498864A (en) * | 2013-09-25 | 2014-01-08 | 吴中区光福金怡五金配件厂 | Brake connecting rod |
| CN204164022U (en) * | 2014-08-21 | 2015-02-18 | 广东美的暖通设备有限公司 | For the coupling of air-conditioning draught fan, blower fan and air conditioner |
| CN205036743U (en) * | 2015-10-16 | 2016-02-17 | 珠海格力电器股份有限公司 | Shaft coupling and air conditioner internal unit |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109993906A (en) * | 2017-12-29 | 2019-07-09 | 山东新北洋信息技术股份有限公司 | Disengaging type shaft coupling, cargo delivery apparatus and automatic vending machine |
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| C06 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20160113 |