CN202833265U - Shaft sleeve structure and air-conditioner indoor unit - Google Patents
Shaft sleeve structure and air-conditioner indoor unit Download PDFInfo
- Publication number
- CN202833265U CN202833265U CN 201220356772 CN201220356772U CN202833265U CN 202833265 U CN202833265 U CN 202833265U CN 201220356772 CN201220356772 CN 201220356772 CN 201220356772 U CN201220356772 U CN 201220356772U CN 202833265 U CN202833265 U CN 202833265U
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- Prior art keywords
- axle sleeve
- flat position
- wind wheel
- flat
- motor shaft
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Abstract
The utility model discloses a shaft sleeve structure and an air-conditioner indoor unit. The shaft sleeve structure is matched with a motor shaft in installation, and a first flat position is arranged on the surface of the motor shaft along the axial direction. The shaft sleeve structure comprises a metal shaft sleeve and a plastic wind wheel, and a plastic flat position structure matching with the first flat position is arranged on a shaft hole of the metal shaft sleeve. Sizing material is filled in the metal shaft sleeve in a plastic injection molding mode on the plastic wind wheel so as to from the flat position structure matching with the first flat position of the motor shaft, and therefore the problem that existing technology can not machine the flat position in the shaft sleeve is solved. In addition, the plastic flat position structure is formed together with a wind wheel body while the wind wheel body is formed, other processes are not added, and the shaft sleeve structure is simple in structure, low in cost and easy to install.
Description
Technical field
The utility model relates to air-conditioning technical field, relates in particular to a kind of axle sleeve structure with the flat bit architecture of plastics and indoor apparatus of air conditioner.
Background technique
At present, the fan motor assembly of indoor apparatus of air conditioner adopts following several mounting types usually:
1) at motor shaft flat position is set, rotor shaft puts flat position is not set; 2) at motor shaft flat position is set, the flat position of processing metal on the metal axle sleeve of wind wheel.
But all there is certain defective in above-mentioned several mounting types:
For the first mounting type, when motor shaft and the assembling of wind wheel axle sleeve, owing to need to rely on workman's visual sense feeling to operate installation, easily set screw is departed from flat position, there is thus assembly quality hidden danger;
For the second mounting type, on axle sleeve, directly increase flat bit comparison difficulty, and also the axle sleeve of forging type shaping, its surface roughness is undesirable, if adopt machining, then lathe can't operate; Then cost is higher if adopt precision machining, can't realize in actual production.
The model utility content
Main purpose of the present utility model be to provide a kind of simple in structure, cost is low and easy-to-install axle sleeve structure and indoor apparatus of air conditioner.
In order to achieve the above object, the utility model proposes a kind of axle sleeve structure, cooperate installation with motor shaft, described motor shaft surface is provided with the first flat position vertically; Described axle sleeve structure comprises metal axle sleeve and plastic wind wheel; The axis hole of described metal axle sleeve is provided with the flat bit architecture of plastics that cooperates with the first flat position, described flat bit architecture and this body by integral forming of wind wheel.
Preferably, described axle sleeve is provided with the excessively glue hole of aiming at the first flat position; Described flat bit architecture comprise the axis hole internal surface that is arranged on described wind wheel, with the described adaptive locating column in glue hole of crossing, the second flat position adaptive with the first flat position formed on the bottom of described locating column.
Preferably, described locating column is plastic material, described locating column and this body by integral forming of wind wheel.
Preferably, described flat bit architecture also comprises: structure is strengthened in flat position, and it is the shaped as frame of openings at one side that structure is strengthened in described flat position, and the two ends of its opening connect respectively the up and down two ends of locating column, form the shaped as frame of sealing, will cross the axle sleeve wall parcel of glue hole one side; The common described second flat position that forms, bottom of structure is strengthened in the bottom of described locating column and coupled flat position.
Preferably, described locating column, flat position reinforcement structure and wind wheel body are one-body molded by mold injection.
Preferably, also be provided with the screw mounting hole for the fixed electrical machinery axle on the described axle sleeve, described screw mounting hole and described excessively glue hole are arranged side by side along the axis of axle sleeve, and the perforate direction is aimed at the first flat position.
Preferably, the outer surface of described axle sleeve is provided with annular groove, and the axis hole secure fit of this annular groove and described wind wheel is sleeved on wind wheel on the axle sleeve.
The utility model also proposes a kind of indoor apparatus of air conditioner, the aforesaid axle sleeve structure that comprises motor shaft and cooperate installation with described motor shaft.
A kind of axle sleeve structure and the indoor apparatus of air conditioner that the utility model proposes, by on plastic wind wheel in the injection molding mode with sizing material is filled in the metal axle sleeve, the first flat position of formation and motor shaft cooperates flat bit architecture, not only solved the technical problem that prior art is difficult to the flat position of processing in axle sleeve, and simple in structure, cost is low, be easy to install.
Description of drawings
Fig. 1 is the structural representation of the utility model axle sleeve structure preferred embodiment;
Fig. 2 is the generalized section of Fig. 1 Intermediate shaft sleeve;
Fig. 3 is the scheme of installation of wind wheel and axle sleeve among Fig. 1;
Fig. 4 is the assembling schematic representation of the utility model axle sleeve structure and motor shaft.
In order to make the technical solution of the utility model clearer, clear, be described in further detail below in conjunction with accompanying drawing.
Embodiment
The utility model embodiment's solution mainly is: flat the flat bit architecture that cooperates that in the mode of injection molding sizing material is filled in the metal axle sleeve, forms and crosses glue hole and motor shaft on plastic wind wheel, the technical problem that is difficult to the flat position of processing in axle sleeve to solve prior art improves accuracy is installed.
Please in the lump with reference to Fig. 1, Fig. 2, Fig. 3 and shown in Figure 4, Fig. 1 is the structural representation of the utility model axle sleeve structure preferred embodiment; Fig. 2 is the generalized section of Fig. 1 Intermediate shaft sleeve; Fig. 3 is the scheme of installation of wind wheel and axle sleeve among Fig. 1; Fig. 4 is the assembling schematic representation of the utility model axle sleeve structure and motor shaft.
A kind of axle sleeve structure that present embodiment proposes cooperates installation with motor shaft 3, and all side surfaces of described motor shaft 3 are axially arranged with the first plane flat position 3.1 along it, as shown in Figure 4.
As shown in Figure 1, the axle sleeve structure in the present embodiment comprises metal axle sleeve 1 and plastic wind wheel 2, and axle sleeve 1 is enclosed within on the motor shaft 3, and wind wheel 2 centers are provided with the axis hole (not shown), and wind wheel 2 passes through this shaft hole sleeve outside axle sleeve 1.
Particularly, as shown in Figure 2, present embodiment Intermediate shaft sleeve 1 comprises axle sleeve body 1.1, for wind wheel 2 is installed on the axle sleeve 1, outer surface at axle sleeve body 1.1 is provided with annular groove 1.4, the axis hole secure fit of this annular groove 1.4 and described wind wheel 2, thus wind wheel 2 is sleeved on the axle sleeve 1.
In addition, also be provided with the screw mounting hole 1.2 for fixed electrical machinery axle 3 on the described axle sleeve body 1.1, the perforate direction of screw mounting hole 1.2 is aimed at the first flat position 3.1 of motor shaft 3, when motor shaft 3 is installed with axle sleeve 1, one screw 4 inserts in the screw mounting hole 1.2, these screw 4 front ends withstand the first flat position 3.1 of motor shaft 3, and motor shaft 3 is fixing with axle sleeve 1.
Aim at the first flat position 3.1 of motor shaft 3 for the ease of the screw mounting hole 1.2 on the axle sleeve 1, improve the installation efficiency of axle sleeve 1 and motor shaft 3 and accuracy is installed, present embodiment is provided with and the flat bit architecture of the first flat position 3.1 plastics that cooperate at the axis hole of axle sleeve 1, and this flat bit architecture and wind wheel body 2.1 are one-body molded.
For flat bit architecture is set on the axis hole that is engaged in axle sleeve 1, present embodiment was provided with glue hole 1.3 at axle sleeve 1, and this is crossed glue hole 1.3 and can use machining to generate, and also can directly form in foundry goods.Cross glue hole 1.3 penetrating shaft jacket walls, and it is consistent with the perforate direction of screw mounting hole 1.2 to be somebody's turn to do glue hole 1.3, that is to say that this is crossed glue hole 1.3 and is arranged side by side with the axis of screw mounting hole 1.2 along axle sleeve 1, and both perforate directions are all aimed at the first flat position 3.1 of motor shaft 3.
In conjunction with shown in Figure 3, described flat bit architecture specifically comprises the locating column 2.2 of the axis hole internal surface that is arranged on wind wheel body 2.1, this locating column 2.2 is plastic material, the axial setting party of locating column 2.2 to be convenient to axle sleeve 1 on to cross glue hole 1.3 adaptive so that locating column 2.2 can crossing glue hole 1.3 and can insert this and cross in the glue hole 1.3 over against axle sleeve 1.When moulding, locating column 2.2 and wind wheel body 2.1 can be passed through the plastics integrated injection molding.Particularly, the mould of axle sleeve 1 with wind wheel 2 can be installed together, by the injection moulding mode, the above-mentioned wind wheel 2 with locating column 2.2 of moulding on axle sleeve 1.
The second flat position 2.4 adaptive with the first flat position 3.1 of motor shaft 3 namely formed on the bottom of above-mentioned locating column 2.2.
Further, in order to make the flat bit architecture intensity of above-mentioned plastics stronger, can increase flat position at axle sleeve 1 one ends and strengthen structure 2.3.
Particularly, this flat position is strengthened structure 2.3 and can be the shaped as frame of openings at one side, the two ends of its opening connect respectively the up and down two ends of locating column 2.2, so that the shaped as frame that the up and down two ends of structure 2.3 and locating column 2.2 form sealing is strengthened in flat position, will cross the axle sleeve wall parcel of glue hole 1.3 1 sides; Thus, the bottom that structure 2.3 is strengthened in the bottom of above-mentioned locating column 2.2 and coupled flat position is common to form second flat 2.4 that cooperates with the first flat position 3.1 of motor shaft 3, thereby can better realize the location and installation of motor shaft 3 and axle sleeve 1.
In the above-mentioned flat bit architecture, structure 2.3 is strengthened in locating column 2.2, flat position can be one-body molded by mold injection with wind wheel body 2.1.Particularly, the mould of axle sleeve 1 with wind wheel 2 can be installed together, by the injection moulding mode, the above-mentioned wind wheel 2 with locating column 2.2 and flat position reinforcement structure 2.3 of moulding on axle sleeve 1.
In conjunction with shown in Figure 4, when motor shaft 3 is assembled with axle sleeve structure, motor shaft 3 is set on the axle sleeve 1, make both flat position (i.e. the 3.1 and second flat position 2.4, the first flat position) alignment; Then, regulate the axial position of wind wheel 2 and motor shaft 3 after, screw 4 is installed in the screw mounting hole 1.2, tighten and get final product.
Below elaborate the course of working of present embodiment axle sleeve structure: at first, in metal axle sleeve 1, increase by one and cross glue hole 1.3, it is consistent with the direction of screw mounting hole 1.2 that this crosses position, 1.3 hole, glue hole direction, this is crossed glue hole 1.3 and can generate by machining, also can in foundry goods, directly form, accordingly, designing required flat position shape at the mould of wind wheel 2 assembly plastic shapings is flat bit architecture, at last, when wind wheel 2 assembly molding and forming, make the plastics sizing material pass this and cross glue hole 1.3, form the required flat bit architecture of plastics.In addition, for the intensity that makes the flat bit architecture of these plastics is strengthened, flat position can be set at an end of axle sleeve 1 strengthen structure 2.3, the two ends of the locating column 2.2 of the flat bit architecture of these plastics are all connected by sizing material, form an integral body with plastic wind wheel body 2.1.
In addition, the utility model also proposes a kind of indoor apparatus of air conditioner, and this indoor apparatus of air conditioner comprises motor shaft 3 and cooperate the axle sleeve structure of installing with described motor shaft 3 that this axle sleeve structure can adopt the axle sleeve structure in above-described embodiment, its structural feature please refer to above-described embodiment, does not repeat them here.
The utility model embodiment axle sleeve structure and indoor apparatus of air conditioner, by on plastic wind wheel 2 in the injection molding mode with sizing material is filled in the metal axle sleeve 1, the flat position of formation and motor shaft 3 cooperates flat bit architecture, solved prior art is difficult to process flat position in axle sleeve 1 technical problem, and the flat bit architecture of plastics together moulding in 2.1 moulding of wind wheel body, do not increase other operation, it is simple in structure, cost is low.
The above only is preferred embodiment of the present utility model; be not so limit claim of the present utility model; every equivalent structure or flow process conversion that utilizes the utility model specification and accompanying drawing content to do; or directly or indirectly be used in other relevant technical field, all in like manner be included in the scope of patent protection of the present utility model.
Claims (8)
1. an axle sleeve structure cooperates installation with motor shaft, and described motor shaft surface is provided with the first flat position vertically; Described axle sleeve structure comprises metal axle sleeve and plastic wind wheel; It is characterized in that the axis hole of described metal axle sleeve is provided with the flat bit architecture of plastics that cooperates with the first flat position, described flat bit architecture and this body by integral forming of wind wheel.
2. axle sleeve structure according to claim 1 is characterized in that, described axle sleeve is provided with the excessively glue hole of aiming at the first flat position; Described flat bit architecture comprise the axis hole internal surface that is arranged on described wind wheel, with the described adaptive locating column in glue hole of crossing, the second flat position adaptive with the first flat position formed on the bottom of described locating column.
3. axle sleeve structure according to claim 2 is characterized in that, described locating column is plastic material, described locating column and this body by integral forming of wind wheel.
4. axle sleeve structure according to claim 2, it is characterized in that, described flat bit architecture also comprises: structure is strengthened in flat position, it is the shaped as frame of openings at one side that structure is strengthened in described flat position, the two ends of its opening connect respectively the up and down two ends of locating column, form the shaped as frame of sealing, will cross the axle sleeve wall parcel of glue hole one side; The common described second flat position that forms, bottom of structure is strengthened in the bottom of described locating column and coupled flat position.
5. axle sleeve structure according to claim 4 is characterized in that, described locating column, flat position reinforcement structure and wind wheel body are one-body molded by mold injection.
6. each described axle sleeve structure according to claim 2-5, it is characterized in that, also be provided with the screw mounting hole for the fixed electrical machinery axle on the described axle sleeve, described screw mounting hole and described excessively glue hole are arranged side by side along the axis of axle sleeve, and the perforate direction is aimed at the first flat position.
7. axle sleeve structure according to claim 6 is characterized in that, the outer surface of described axle sleeve is provided with annular groove, and the axis hole secure fit of this annular groove and described wind wheel is sleeved on wind wheel on the axle sleeve.
8. an indoor apparatus of air conditioner is characterized in that, comprise motor shaft and cooperate with described motor shaft install such as each described axle sleeve structure among the claim 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220356772 CN202833265U (en) | 2012-07-20 | 2012-07-20 | Shaft sleeve structure and air-conditioner indoor unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220356772 CN202833265U (en) | 2012-07-20 | 2012-07-20 | Shaft sleeve structure and air-conditioner indoor unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202833265U true CN202833265U (en) | 2013-03-27 |
Family
ID=47944984
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220356772 Withdrawn - After Issue CN202833265U (en) | 2012-07-20 | 2012-07-20 | Shaft sleeve structure and air-conditioner indoor unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202833265U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102788041A (en) * | 2012-07-20 | 2012-11-21 | 广东美的暖通设备有限公司 | Shaft sleeve structure and air conditioner indoor unit |
| CN109209982A (en) * | 2017-07-05 | 2019-01-15 | 珠海格力电器股份有限公司 | Shaft sleeve assembly for fan blade, air duct assembly and air conditioner |
| CN110332144A (en) * | 2019-07-29 | 2019-10-15 | 宁波奥克斯电气股份有限公司 | A kind of rotation axis, wind wheel component and air conditioner |
-
2012
- 2012-07-20 CN CN 201220356772 patent/CN202833265U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102788041A (en) * | 2012-07-20 | 2012-11-21 | 广东美的暖通设备有限公司 | Shaft sleeve structure and air conditioner indoor unit |
| CN102788041B (en) * | 2012-07-20 | 2014-12-31 | 广东美的暖通设备有限公司 | Shaft sleeve structure and air conditioner indoor unit |
| CN109209982A (en) * | 2017-07-05 | 2019-01-15 | 珠海格力电器股份有限公司 | Shaft sleeve assembly for fan blade, air duct assembly and air conditioner |
| CN109209982B (en) * | 2017-07-05 | 2019-08-27 | 珠海格力电器股份有限公司 | Shaft sleeve assembly for fan blade, air duct assembly and air conditioner |
| CN110332144A (en) * | 2019-07-29 | 2019-10-15 | 宁波奥克斯电气股份有限公司 | A kind of rotation axis, wind wheel component and air conditioner |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130327 Effective date of abandoning: 20141231 |
|
| RGAV | Abandon patent right to avoid regrant |