CN202328682U - Fan blade bearing block mounting mechanism for air conditioner - Google Patents
Fan blade bearing block mounting mechanism for air conditioner Download PDFInfo
- Publication number
- CN202328682U CN202328682U CN201120485245XU CN201120485245U CN202328682U CN 202328682 U CN202328682 U CN 202328682U CN 201120485245X U CN201120485245X U CN 201120485245XU CN 201120485245 U CN201120485245 U CN 201120485245U CN 202328682 U CN202328682 U CN 202328682U
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- China
- Prior art keywords
- bearing block
- installation sleeve
- air
- bearing
- fan blade
- Prior art date
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- Expired - Fee Related
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- Sliding-Contact Bearings (AREA)
Abstract
The utility model discloses a fan blade bearing block mounting mechanism for an air conditioner. The fan blade bearing block mounting mechanism comprises a bearing block, a bearing block mounting sleeve and a bearing block compressive piece, wherein the bearing block is arranged at the end part of a fan blade, the bearing block mounting sleeve is sleeved on the periphery of the bearing block, the lower side of the periphery of the bearing block mounting sleeve is embedded in a base of the air conditioner, the bearing block compressive piece is arranged on the upper side of the periphery of the bearing block mounting sleeve, and the bottom of the side face of the bearing block compressive piece is fixedly arranged on the base of the air conditioner. According to the fan blade bearing block mounting mechanism disclosed by the utility model, the bearing block is separated from being in direct contact with the air conditioner through arranging the bearing block mounting sleeve on the periphery of the bearing block, so that the bearing block can be in contact with the bearing block mounting sleeve made from a highly-corrosion-resistant material, and the phenomena, such as embrittling, cracking and even rupturing, arising from corrosion, for the base of the air conditioner can be effectively avoided; and furthermore, when the fan blade bearing block mounting mechanism disclosed by the utility model is applied to the air conditioner, the bearing block can be restricted in both the radial direction and the axial direction, and the bearing block can be accurately and stably positioned, so that the problem that the rubber bearing block is difficult to assemble due to the increase of the hardness of the rubber bearing block is solved.
Description
Technical field
The utility model relates to air-conditioning technical field, particularly a kind of blade shaft bearing installing mechanism that is used for air-conditioner.
Background technology
In field of air conditioning; Fan blade generally is to be installed on the air-conditioner base through being located at its bearing at end and bearing block; Common structural is as shown in Figure 1 at present; Promptly on base body 1, have bearing block installing hole 2, utilize the caoutchouc elasticity deformation characteristic of blade shaft bearing, blade shaft bearing 3 is pressed in the bearing block installing hole 2 in a direction indicated by the arrow.This is simple in structure; But in practical application, have comparatively obvious defects: (1) blade shaft bearing with do the topic directly contact; Because the blade shaft bearing is an elastomeric material; The material of base body is HIPS (HTPS), so the additive (comprising lubricating oil, antirust oil, releasing agent and plasticizer (DOP or DOTP) etc.) that adopts during the moulding of blade shaft bearing has strong corrosiveness to base body, makes base body that embrittlement takes place in the short period of time easily; The phenomenon that cracks even rupture, this operation to complete machine has destructive influences; (2) in this fit; The blade shaft bearing only relies on bearing block installing hole on the base body from radial compaction; And do not have any position-limiting action in the axial direction, so bearing block installing hole and blade shaft bearing must adopt interference fit could guarantee enough thrusts, and the blade shaft bearing is subject to the low temperature effect distortion; Thereby the elastic deformation amount reduces, so difficult problem is assembled in normal appearance in practical application.
The utility model content
The purpose of the utility model is to overcome the deficiency of prior art, provides a kind of easy for installation and service life the long blade shaft bearing installing mechanism that is used for air-conditioner.
The technical scheme of the utility model is: a kind of blade shaft bearing installing mechanism that is used for air-conditioner; Comprise bearing block, bearing block installation sleeve and bearing block casting die; Bearing block is located at the fan blade end, and the bearing block installation sleeve is placed in the bearing block periphery, and the downside of bearing block installation sleeve periphery is embedded on the air-conditioner base; On the upside of axle bed installation sleeve periphery the bearing block casting die is set, the side bottom of bearing block casting die is fixed on the air-conditioner base.
Said bearing block is the rubber axis bearing.
Said bearing block installation sleeve is that material is the anticorrosive bearing block installation sleeve of ABS.
Said bearing block is the cylinder that has boss, and bearing block middle part is provided with the through hole that is fixedly connected with fan blade, and bearing block forms groove with after fan blade is fixedly connected between the boss of bearing block and the end face of fan blade.
The main body of said bearing block installation sleeve is a cylindrical structure, and the downside of bearing block installation sleeve periphery is provided with two flanges, and after the bearing block installation sleeve was installed, two flanges were embedded in respectively on the air-conditioner base; The upside of bearing block installation sleeve periphery is provided with an outer bulge loop, is provided with an internal projecting ring week in the bearing holder (housing, cover), and outer bulge loop is connected with the bearing block casting die, and internal projecting ring is embedded in the groove between bearing block and the fan blade.
The semicolumn of said bearing block casting die middle part for matching with bearing block installation sleeve periphery; The lateral surface of semicolumn is provided with abducent two expansion board; Be connected with outer bulge loop on the bearing block installation sleeve near the expansion board of fan blade end face bottom, be fixedly connected with the air-conditioner base bottom another expansion board.
When originally being used for the blade shaft bearing installing mechanism use of air-conditioner; Its fixation principle is: bearing block is installed in the bearing block installation sleeve; The installation shaft of fan blade is inserted in the through hole at bearing block middle part; The bearing block installation sleeve is fixed on the air-conditioner base through the flange of its periphery downside, and the periphery upside of bearing block installation sleeve is fixed through the bearing block casting die, can adopt screw lock or buckle to compress; Wherein, the axial location mode of bearing block is, bearing block one end positions through first locating surface on the bearing block installation sleeve, and the bearing block other end positions through second locating surface on the air-conditioner base and the 3rd locating surface on the bearing holder (housing, cover) pressing plate.
The utility model has following beneficial effect with respect to prior art:
Originally the blade shaft bearing installing mechanism that is used for air-conditioner is through being provided with the bearing block installation sleeve in the bearing block periphery; Intercepting bearing block contacts with the direct of air-conditioner; Make bearing block contact the phenomenons such as embrittlement, crackle even fracture that effectively to avoid the air-conditioner base to produce because of corrosion with the bearing holder (housing, cover) mount pad that adopts the highly corrosion material.
In addition; When this blade shaft bearing installing mechanism is applied to air-conditioner, bearing block all is restricted on radially reaching axially, makes its accurate positioning, firm; Thereby but the design gaps of dilated diameter direction solves the problem that becomes the assembling difficulty that produces greatly because of rubber axis bearing hardness.
Description of drawings
Fig. 1 is the structural representation of traditional blade shaft bearing installing mechanism that is used for air-conditioner.
Fig. 2 is for originally being used for the structural representation of the blade shaft bearing installing mechanism of air-conditioner.
The structural representation of Fig. 3 after for the blade shaft bearing installing mechanism assembling that originally is used for air-conditioner.
Axial location sketch map when Fig. 4 assembles for the blade shaft bearing installing mechanism that originally is used for air-conditioner.
The specific embodiment
Below in conjunction with embodiment and accompanying drawing, the utility model is done further to specify, but the embodiment of the utility model is not limited thereto.
Embodiment
A kind of blade shaft bearing installing mechanism that is used for air-conditioner of present embodiment; Like Fig. 2 or shown in Figure 3, comprise bearing block 4, bearing block installation sleeve 5 and bearing block casting die 6, bearing block 4 is located at fan blade 7 ends; Bearing block installation sleeve 5 is placed in bearing block 4 peripheries; The downside of bearing block installation sleeve periphery is embedded on the air-conditioner base 8, on the upside of axle bed installation sleeve periphery bearing block casting die 6 is set, and the side bottom of bearing block casting die is fixed on the air-conditioner base.
Bearing block installation sleeve 5 is that material is the anticorrosive bearing block installation sleeve of ABS.
As shown in Figure 3, bearing block 4 is the cylinders that have boss, and bearing block middle part is provided with the through hole that is fixedly connected with fan blade, and bearing block is with after fan blade is fixedly connected, formation groove 9 between the boss of bearing block and the end face of fan blade.
The main body of bearing block installation sleeve 5 is a cylindrical structure, and the downside of bearing block installation sleeve periphery is provided with two flanges 10, and after the bearing block installation sleeve was installed, two flanges were embedded in respectively on the air-conditioner base; The upside of bearing block installation sleeve periphery is provided with an outer bulge loop 11, is provided with an internal projecting ring 12 week in the bearing holder (housing, cover), and outer bulge loop 11 is connected with bearing block casting die 6, and internal projecting ring 12 is embedded in the groove 9 between bearing block and the fan blade.
The semicolumn of bearing block casting die 6 middle parts for matching with bearing block installation sleeve periphery; The lateral surface of semicolumn is provided with abducent two expansion board 16; Be connected with outer bulge loop on the bearing block installation sleeve near the expansion board of fan blade end face bottom, be fixedly connected with the air-conditioner base bottom another expansion board.
When originally being used for the blade shaft bearing installing mechanism use of air-conditioner; Its fixation principle is: bearing block 4 is installed in the bearing block installation sleeve 5; The installation shaft of fan blade 7 is inserted in the through hole at bearing block middle part; Bearing block installation sleeve 5 is fixed on the air-conditioner base 8 through the flange 10 of its periphery downside, and the periphery upside of bearing block installation sleeve 5 is fixing through bearing block casting die 6, can adopt screw lock or buckle to compress; Wherein, The axial location mode of bearing block is as shown in Figure 4; Bearing block one end positions through first locating surface 13 on the bearing block installation sleeve, and the bearing block other end positions through second locating surface 14 on the air-conditioner base and the 3rd locating surface 15 on the bearing holder (housing, cover) pressing plate.
As stated, can realize preferably that just the utility model, the foregoing description are merely the preferred embodiment of the utility model, be not the practical range that is used for limiting the utility model; Be that all equalizations of being done according to the utility model content change and modification, all contained by the utility model claim scope required for protection.
Claims (6)
1. the blade shaft bearing installing mechanism that is used for air-conditioner; It is characterized in that comprise bearing block, bearing block installation sleeve and bearing block casting die, bearing block is located at the fan blade end; The bearing block installation sleeve is placed in the bearing block periphery; The downside of bearing block installation sleeve periphery is embedded on the air-conditioner base, on the upside of axle bed installation sleeve periphery the bearing block casting die is set, and the side bottom of bearing block casting die is fixed on the air-conditioner base.
2. according to the said blade shaft bearing installing mechanism that is used for air-conditioner of claim 1, it is characterized in that said bearing block is the rubber axis bearing.
3. according to the said blade shaft bearing installing mechanism that is used for air-conditioner of claim 1, it is characterized in that said bearing block installation sleeve is that material is the anticorrosive bearing block installation sleeve of ABS.
4. according to the said blade shaft bearing installing mechanism that is used for air-conditioner of claim 1; It is characterized in that; Said bearing block is the cylinder that has boss; Bearing block middle part is provided with the through hole that is fixedly connected with fan blade, and bearing block forms groove with after fan blade is fixedly connected between the boss of bearing block and the end face of fan blade.
5. according to the said blade shaft bearing installing mechanism that is used for air-conditioner of claim 4; It is characterized in that the main body of said bearing block installation sleeve is a cylindrical structure, the downside of bearing block installation sleeve periphery is provided with two flanges; After the bearing block installation sleeve was installed, two flanges were embedded in respectively on the air-conditioner base; The upside of bearing block installation sleeve periphery is provided with an outer bulge loop, is provided with an internal projecting ring week in the bearing holder (housing, cover), and outer bulge loop is connected with the bearing block casting die, and internal projecting ring is embedded in the groove between bearing block and the fan blade.
6. according to the said blade shaft bearing installing mechanism that is used for air-conditioner of claim 5; It is characterized in that; The semicolumn of said bearing block casting die middle part for matching with bearing block installation sleeve periphery; The lateral surface of semicolumn is provided with abducent two expansion board, is connected with outer bulge loop on the bearing block installation sleeve near the expansion board of fan blade end face bottom, is fixedly connected with the air-conditioner base bottom another expansion board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120485245XU CN202328682U (en) | 2011-11-28 | 2011-11-28 | Fan blade bearing block mounting mechanism for air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120485245XU CN202328682U (en) | 2011-11-28 | 2011-11-28 | Fan blade bearing block mounting mechanism for air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202328682U true CN202328682U (en) | 2012-07-11 |
Family
ID=46440663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120485245XU Expired - Fee Related CN202328682U (en) | 2011-11-28 | 2011-11-28 | Fan blade bearing block mounting mechanism for air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202328682U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103671220A (en) * | 2012-09-12 | 2014-03-26 | 广东美的制冷设备有限公司 | Dual-layer bearing pedestal used in air conditioner and air conditioner indoor unit with dual-layer bearing pedestal |
| CN108087320A (en) * | 2017-12-29 | 2018-05-29 | 珠海格力电器股份有限公司 | Bearing assembly, bearing assembly mounting structure and blowing device |
| CN108343625A (en) * | 2017-01-25 | 2018-07-31 | 珠海格力电器股份有限公司 | A kind of impeller assembly and its air-conditioning |
| CN108343631A (en) * | 2017-01-25 | 2018-07-31 | 珠海格力电器股份有限公司 | A kind of bearing block assembly |
| CN108397483A (en) * | 2017-07-18 | 2018-08-14 | 奥克斯空调股份有限公司 | Bearing holder mounting structure and air-conditioning |
-
2011
- 2011-11-28 CN CN201120485245XU patent/CN202328682U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103671220A (en) * | 2012-09-12 | 2014-03-26 | 广东美的制冷设备有限公司 | Dual-layer bearing pedestal used in air conditioner and air conditioner indoor unit with dual-layer bearing pedestal |
| CN103671220B (en) * | 2012-09-12 | 2016-12-28 | 广东美的制冷设备有限公司 | Double-deck bearing block in air-conditioning and the indoor apparatus of air conditioner with it |
| CN108343625A (en) * | 2017-01-25 | 2018-07-31 | 珠海格力电器股份有限公司 | A kind of impeller assembly and its air-conditioning |
| CN108343632A (en) * | 2017-01-25 | 2018-07-31 | 珠海格力电器股份有限公司 | A kind of impeller assembly and its air-conditioning |
| CN108343631A (en) * | 2017-01-25 | 2018-07-31 | 珠海格力电器股份有限公司 | A kind of bearing block assembly |
| CN108343633A (en) * | 2017-01-25 | 2018-07-31 | 珠海格力电器股份有限公司 | A kind of bearing block assembly |
| CN108397483A (en) * | 2017-07-18 | 2018-08-14 | 奥克斯空调股份有限公司 | Bearing holder mounting structure and air-conditioning |
| CN108087320A (en) * | 2017-12-29 | 2018-05-29 | 珠海格力电器股份有限公司 | Bearing assembly, bearing assembly mounting structure and blowing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120711 Termination date: 20161128 |