CN201547214U - Washing machine belt pulley device and washing machine with same - Google Patents
Washing machine belt pulley device and washing machine with same Download PDFInfo
- Publication number
- CN201547214U CN201547214U CN200920312145XU CN200920312145U CN201547214U CN 201547214 U CN201547214 U CN 201547214U CN 200920312145X U CN200920312145X U CN 200920312145XU CN 200920312145 U CN200920312145 U CN 200920312145U CN 201547214 U CN201547214 U CN 201547214U
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- China
- Prior art keywords
- belt pulley
- washing machine
- basal disc
- radiation fan
- blade
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- Main Body Construction Of Washing Machines And Laundry Dryers (AREA)
- Detail Structures Of Washing Machines And Dryers (AREA)
Abstract
The utility model provides a washing machine belt pulley device and a washing machine with the same, which can solve the problems of the prior art that the cooling effect is poor, the environment is polluted, belt chips drop into a motor and the like. The technical scheme is as follows that: the washing machine belt pulley device comprises a belt pulley, a shaft sleeve and a cooling fan, and is characterized in that the cooling fan comprises a basal disc and a plurality of blades which are uniformly arranged on the inner surface of the basal disc, the bottom surface of the belt pulley and the upper surface of the basal disc are tightly fitted, and the belt pulley and the cooling fan are fixedly connected. When the cooling belt pulley rotates at high speed, because of the structural design of the plastic blades, the air eccentric motion between the belt pulley and the motor forms a negative pressure area, thereby enhancing air flow, forming continuous airflow which passes through the motor, and greatly reducing the temperature rise of the laundry motor.
Description
Technical field
The utility model relates to the parts in the household electric appliance, specifically, relates to the improvement of the belt sheave structure in a kind of two-tub washing machine.
Background technique
The heat radiation belt pulley of existing two-tub washing machine is generally aluminum casting, the cast aluminium belt pulley exists following deficiency: 1, cast aluminium heat radiation belt pulley processing technology complexity, and manufacturing efficiency is low, the cost height, and extrusion process easily produces harmful gas and waste liquid, thereby befouling environment.2, owing to cast aluminium belt sheave structure complexity, at work, radiating effect is poor, and the effect that reduces electric machine temperature rise is also undesirable, makes that motor poor reliability and working life are low.3, owing to restrictions such as material and manufacturabilities, belt sheave structure is difficult for changing, thereby application area and bad adaptability.Except that cast aluminium heat radiation belt pulley, also there is the part washing machine to use panel beating heat radiation belt pulley, though heat radiation belt pulley cost is lower, but the problem that it exists is, 1, the motor by two-tub washing machine determines with heat radiation wheel package assembly, exist the slit, the belt bits that grind off in the using process fall into motor internal via the slit on the panel beating heat radiation belt pulley, exist the possibility that motor produces potential safety hazard.2, produce heat between belt and the belt pulley and be difficult for distributing, radiating effect is poor.
Summary of the invention
The utility model provides a kind of washing machine pulley apparatus and the washing machine of this pulley apparatus has been installed, it can solve poor, the processing technology complexity of radiating effect that prior art exists, and manufacturing efficiency is low, the cost height, befouling environment, and the belt bits fall into problems such as motor internal.
In order to reach the purpose that solves the problems of the technologies described above, the technical solution of the utility model is, a kind of washing machine pulley apparatus, comprise belt pulley, axle sleeve and radiation fan, described belt pulley is connected with described axle sleeve by middle axis hole, it is characterized in that: described radiation fan comprises basal disc and evenly is arranged on a plurality of blades on the described basal disc inner face that described belt pulley bottom surface and described basal disc upper surface fit tightly, and described belt pulley and described radiation fan are connected and fixed.
In the technical solution of the utility model, also have following technical characteristics: described basal disc is for circular, and described blade is the radial described basal disc inner face that is evenly distributed on, and described basal disc and described blade are integral type, and described blade quantity scope is 4～16.
In the technical solution of the utility model, also have following technical characteristics: described basal disc inner face is formed with ring stiffener.
In the technical solution of the utility model, also have following technical characteristics: the position, outer end of described basal disc upper surface is low inside and high outside ring-type arc shaped surface.
In the technical solution of the utility model, also have following technical characteristics: each described blade is high outside and low outside stepped shaft, and described length of blade scope is 0.65～0.85 of a described basal disc radius.
In the technical solution of the utility model, also have following technical characteristics: described axle sleeve and described belt pulley adopt splined, the intermediate shaft hole place of described basal disc has annular dome upwards, described axle sleeve lower end is inserted in the annular dome, by screw described belt pulley and described radiation fan is connected and fixed.
In the technical solution of the utility model, also have following technical characteristics: described radiation fan is to be made of plastics, and described radiation fan is an injection moulding integral body.
In the technical solution of the utility model, also have following technical characteristics: described radiation fan adopts PP and glass fibre to be mixed and made into, and described radiation fan is an injection moulding integral body.
In the technical solution of the utility model, also have following technical characteristics: described belt pulley is the panel beating belt pulley.
A kind of washing machine is equipped with the described washing machine pulley apparatus of above-mentioned any technological scheme.
The utility model heat radiation belt pulley is divided into four parts: a panel beating belt pulley, and an axle sleeve connects panel beating belt pulley and motor shaft, a plastics radiation fan blade, three covers connect the screw assembly of plastic fan and panel beating belt pulley.The each several part assembly is processed respectively, simplified the heat radiation belt pulley processing technology, improved manufacturing efficiency, product cost reduces greatly, and avoided the environmental pollution in the course of working.
The utility model compared with prior art has the following advantages and good effect:
1, the basal disc upper surface in belt pulley and the radiation fan fits tightly, and has eliminated the slit, and foreign material such as belt bits can not fall in the motor, have eliminated hidden danger.
2, adopt the plastic blade structure, in light weight, blade can be expanded lengthening, air quantity increases, reduction electric machine temperature rise aspect is more effective than aluminium zinc die casting heat radiation wheel, and through the heating experimental verification, thermal diffusivity is better than other any type of heat radiations wheels, thereby improved reliability, and prolonged the working life of motor and washing machine.
3, plastics are used in combination with panel beating heat radiation belt pulley, adopt injection moulding and spinning process, compared to existing technology, have avoided environmental pollution, and material price is low, thereby has reduced cost of material, and manufacturing efficiency improves, and has reduced manufacture cost, and installation and maintenance are easy and convenient.
4, dose glass fibre in the plastics, increased intensity.
5, the basal disc outer end is formed with low inside and high outside arc shaped surface, and assorted bits and foreign matter are difficult for being attached on the basal disc face, and outwards landing has easily reduced rate of fault.
6, the utility model adopts advanced spinning process to make the panel beating belt pulley, good stability, and firmly, torsion is big.Radiation fan is located by dome and belt pulley inner concave, both accurate positionings, and good stability, driving torque is big.
Description of drawings
Fig. 1 is the utility model washing machine pulley apparatus stereogram;
Fig. 2 is the stereogram that Fig. 1 looks up direction;
Fig. 3 is the belt pulley stereogram in the utility model washing machine pulley apparatus;
Fig. 4 is the axle sleeve stereogram in the utility model washing machine pulley apparatus;
Fig. 5-the 1st, axle sleeve in the utility model washing machine pulley apparatus and belt pulley installment state sectional view;
Fig. 5-the 2nd, axle sleeve in the utility model washing machine pulley apparatus and belt pulley installment state stereogram;
Fig. 6 is the utility model washing machine pulley apparatus sectional view;
Fig. 7 is the utility model washing machine pulley apparatus and sectional view after washing motor combines.
1, axle sleeve; 1-1, splined shaft; 2, belt pulley; 2-1, inner concave; 2-2, screw hole; 2-3, splined hole; 3, screw; 4, radiation fan; 4-1, blade; 4-2, basal disc; 4-3, arc shaped surface; 4-4, ring stiffener; 4-5, annular dome; 5, washing motor; 6, negative pressuren zone.
Embodiment
Referring to Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5-1, Fig. 5-2, Fig. 6 and Fig. 7, it is injection molded that radiation fan 4 adopts PP to dose glass fibre.Radiation fan 4 comprises basal disc 4-2 and blade 4-1 two-part, and described basal disc 4-2 is circular, and described blade 4-1 is the radial described basal disc 4-2 inner face that is evenly distributed on, and described blade 4-1 quantitative range is 6.Blade 4-1 is stepped shaft as shown in Figure 2, and the length of blade 4-1 is about 0.72 of basal disc 4-2 radius.Basal disc 4-2 radius is that the axle center is to the outer peripheral distance of basal disc 4-2.In order to gain in strength,
Described basal disc 4-2 inner face is formed with ring stiffener 4-4, and the sectional shape of ring stiffener 4-4 is a triangle, and thickness is 3mm.The position, outer end of described basal disc 4-2 upper surface is low inside and high outside ring-type arc shaped surface 4-3.
The utility model heat radiation belt pulley is with respect to the cast aluminium belt pulley, and cheap, moulding is simply easy, and the efficient height can reduce the cost that heat radiation is taken turns greatly, has also avoided extrusion process to environment damage.
Our experiments show that the utility model is in that to reduce aspect the electric machine temperature rise effect particularly remarkable, because of the plastic article shaped design flexible than aluminum casting, increased air quantity, made radiating effect very good, the design of surperficial atresia seam, avoid producing in the using process belt bits and fall in the motor, produce potential safety hazard.
The utility model heat radiation belt pulley is when high speed rotating, because the plastic blade structural design makes the air centrifugal motion between belt pulley and the motor, form a negative pressuren zone 6, strengthen air flows, formed the continuous flow that runs through motor internal, reduced the temperature rise of washing motor 5 greatly.
The above, it only is preferred embodiment of the present utility model, be not to be the restriction of the utility model being made other form, any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified as the equivalent embodiment of equivalent variations.But every technical solutions of the utility model content that do not break away to any simple modification, equivalent variations and remodeling that above embodiment did, still belongs to the protection domain of technical solutions of the utility model according to technical spirit of the present utility model.
Claims (9)
1. washing machine pulley apparatus, comprise belt pulley, axle sleeve and radiation fan, described belt pulley is connected with described axle sleeve by middle axis hole, it is characterized in that: described radiation fan comprises basal disc and evenly is arranged on a plurality of blades on the described basal disc inner face, described belt pulley bottom surface and described basal disc upper surface fit tightly, and described belt pulley and described radiation fan are connected and fixed.
2. a kind of washing machine pulley apparatus according to claim 1, it is characterized in that: described basal disc is for circular, described blade is the radial described basal disc inner face that is evenly distributed on, and described basal disc and described blade are integral type, and described blade quantity scope is 4～16.
3. a kind of washing machine pulley apparatus according to claim 2 is characterized in that: each described blade is high outside and low outside stepped shaft, and described length of blade scope is 0.65～0.85 of a described basal disc radius.
4. a kind of washing machine pulley apparatus according to claim 3 is characterized in that: described basal disc inner face is formed with ring stiffener.
5. a kind of washing machine pulley apparatus according to claim 4 is characterized in that: the position, outer end of described basal disc upper surface is low inside and high outside ring-type arc shaped surface.
6. a kind of washing machine pulley apparatus according to claim 5, it is characterized in that: described axle sleeve and described belt pulley adopt splined, the intermediate shaft hole place of described basal disc has annular dome upwards, described axle sleeve lower end is inserted in the annular dome, by screw described belt pulley and described radiation fan is connected and fixed.
7. according to the described a kind of washing machine pulley apparatus of any claim in the claim 1 to 6, it is characterized in that: described radiation fan is to be made of plastics, and described radiation fan is an injection moulding integral body.
8. a kind of washing machine pulley apparatus according to claim 7 is characterized in that: described belt pulley is the panel beating belt pulley.
9. a washing machine is characterized in that: the described washing machine pulley apparatus of above-mentioned any claim is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920312145XU CN201547214U (en) | 2009-10-09 | 2009-10-09 | Washing machine belt pulley device and washing machine with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920312145XU CN201547214U (en) | 2009-10-09 | 2009-10-09 | Washing machine belt pulley device and washing machine with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201547214U true CN201547214U (en) | 2010-08-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920312145XU Expired - Fee Related CN201547214U (en) | 2009-10-09 | 2009-10-09 | Washing machine belt pulley device and washing machine with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201547214U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102912586A (en) * | 2012-10-26 | 2013-02-06 | 安徽工程大学 | Split washing machine small belt wheel device |
| CN103603941A (en) * | 2013-11-11 | 2014-02-26 | 一拖(姜堰)动力机械有限公司 | Air-cooled crankshaft pulley |
| CN105375678A (en) * | 2015-10-13 | 2016-03-02 | 佛山市威灵洗涤电机制造有限公司 | Motor assembly used for washing machine and washing machine provided with motor assembly |
| CN108166213A (en) * | 2018-02-05 | 2018-06-15 | 江阴市美特机械有限公司 | A kind of Belt Pulley of Washing Machine |
| CN114992158A (en) * | 2022-08-04 | 2022-09-02 | 常州市安禾电器有限公司 | Metal stamping part and mounting structure thereof |
-
2009
- 2009-10-09 CN CN200920312145XU patent/CN201547214U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102912586A (en) * | 2012-10-26 | 2013-02-06 | 安徽工程大学 | Split washing machine small belt wheel device |
| CN102912586B (en) * | 2012-10-26 | 2015-08-26 | 安徽工程大学 | A kind of detachable washing machine small belt wheel device |
| CN103603941A (en) * | 2013-11-11 | 2014-02-26 | 一拖(姜堰)动力机械有限公司 | Air-cooled crankshaft pulley |
| CN105375678A (en) * | 2015-10-13 | 2016-03-02 | 佛山市威灵洗涤电机制造有限公司 | Motor assembly used for washing machine and washing machine provided with motor assembly |
| CN108166213A (en) * | 2018-02-05 | 2018-06-15 | 江阴市美特机械有限公司 | A kind of Belt Pulley of Washing Machine |
| CN114992158A (en) * | 2022-08-04 | 2022-09-02 | 常州市安禾电器有限公司 | Metal stamping part and mounting structure thereof |
| CN114992158B (en) * | 2022-08-04 | 2022-10-25 | 常州市安禾电器有限公司 | Metal stamping part and mounting structure thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100811 Termination date: 20131009 |