CN214197045U - Dust protected car air conditioner electromagnetic clutch - Google Patents
Dust protected car air conditioner electromagnetic clutch Download PDFInfo
- Publication number
- CN214197045U CN214197045U CN202022418935.5U CN202022418935U CN214197045U CN 214197045 U CN214197045 U CN 214197045U CN 202022418935 U CN202022418935 U CN 202022418935U CN 214197045 U CN214197045 U CN 214197045U
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- dustproof
- fixed
- ring
- driving disc
- sleeve
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Abstract
The utility model discloses a dustproof electromagnetic clutch of an automobile air conditioner, wherein the periphery of a driving disc is provided with a circle of fixing ring, a first dustproof sleeve is sleeved on the fixing ring and sleeves the upper end of the driving disc in, the inner wall of the first dustproof sleeve keeps a gap with the periphery of the driving disc, the top of the first dustproof sleeve is also provided with a fixing platform, a circle of elastic dust-blocking ring is fixed on the fixing platform, the inner wall of the elastic dust-blocking ring keeps a gap with the periphery of the driving disc, a second dustproof sleeve is fixed on the driven disc, one end of the second dustproof sleeve is provided with a fixing part, the other end of the second dustproof sleeve is inserted between the first dustproof sleeve and the driving disc, the inner wall of the second dustproof sleeve keeps a gap with the periphery of the driving disc, and the gap kept between the outer wall of the second dustproof sleeve and the elastic dust-blocking ring, the structure of the electromagnetic clutch of the automobile air conditioner is compact, and does not occupy excessive additional installation space, meanwhile, the dustproof structure has a better dustproof effect, is convenient to install and maintain, and is very suitable for an automobile air conditioning system with a short space.
Description
Technical Field
The utility model relates to a dust protected car air conditioner electromagnetic clutch.
Background
A certain gap is reserved between a driving disc and a driven disc of the electromagnetic clutch so as to reserve a telescopic space for friction plates on the driven disc, impurities such as dust and the like easily enter the clutch from the gap and fall on the friction plates, and along with long-time work of the clutch, the impurities such as dust and the like can influence the combination of the two friction plates, so that the friction plates slip, and the service life of the friction plates is shortened.
In the prior art, a shell is sleeved on a driving disc and a driven disc to prevent dust from entering, the internal space of an automobile is compact, the shell is sleeved on the driving disc and the driven disc to occupy more space, and meanwhile, the narrow operation space is not beneficial to the installation of the shell and the later maintenance of a clutch.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the not enough of above-mentioned prior art, provide a dust protected automobile air conditioner electromagnetic clutch.
The technical scheme of the utility model is that: a dustproof electromagnetic clutch for an automobile air conditioner comprises a driving disc and a driven disc, wherein shaft holes are respectively formed in the driving disc and the driven disc, an input shaft is connected to the shaft hole of the driving disc, a connecting portion is arranged on the driven disc, the shaft hole of the driven disc penetrates through the connecting portion, a circle of fixing ring is arranged on the periphery of the driving disc, a first dustproof sleeve is fixed on the fixing ring in a sleeved mode, the upper end of the driving disc is sleeved in the fixing ring, a gap is kept between the inner wall of the first dustproof sleeve and the periphery of the driving disc, a fixing table is further arranged at the top of the first dustproof sleeve, a circle of elastic dust blocking ring is fixed on the fixing table, a gap is kept between the inner wall of the elastic dust blocking ring and the periphery of the driving disc, a second dustproof sleeve is fixed on the driven disc, a fixing portion is arranged at one end of the second dustproof sleeve, the other end of the second dustproof sleeve is inserted between the first dustproof sleeve and the driving disc, a gap is kept between the inner wall of the second dustproof sleeve and the periphery of the driving disc, and a gap is kept between the outer wall of the second dustproof sleeve and the elastic dust blocking ring.
Furthermore, the end of the input shaft extends out of the shaft hole of the driving disc, the end face of the input shaft is located on the inner side of the friction plate of the driving disc, a first seal is further arranged at the joint of one end, extending out of the shaft hole, of the input shaft and the driving disc, a sealing shaft sleeve is fixed in the connecting portion, a pin hole is further formed in the connecting portion and the sealing shaft sleeve, one end of the output shaft is fixed in the connecting portion and the sealing shaft sleeve, and a second seal is arranged at the joint of the fixing pin and the pin hole.
Specifically, the elastic dust blocking ring is a rubber ring.
Furthermore, the fixed part is a ring body which is turned over towards the inner side of the second dustproof sleeve, the driven disc is provided with a step corresponding to the fixed part, the fixed part is buckled on the step, and the top surface and the side surface of the fixed part are fixed with the driven disc through screws.
Furthermore, the periphery of the second dustproof sleeve is also provided with a convex ring, and one surface of the convex ring facing to the opening direction is provided with a slope surface.
Furthermore, the top grinding of bulge loop is the arc, the inner end angle of elasticity dust ring is arc transition angle, the outer end cutting of connecting portion is domatic.
The utility model has the advantages that: the utility model discloses compact structure, can not be too much occupy extra installation space, have better dustproof effect simultaneously, be convenient for install and maintain, be applicable to very much the nervous vehicle air conditioning system in space.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is an enlarged view of a portion a in fig. 1.
Detailed Description
The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.
Referring to fig. 1 and 2, a dustproof electromagnetic clutch for an automobile air conditioner comprises a driving disc 1 and a driven disc 2, wherein shaft holes are respectively formed in the driving disc 1 and the driven disc 2, an input shaft 3 is connected to the shaft hole of the driving disc 1, the end of the input shaft 3 extends out of the shaft hole of the driving disc 1, the end face of the input shaft 3 is located on the inner side of a friction plate of the driving disc 1, a first seal 4 is further arranged at the joint of one end of the input shaft 3, which extends out of the shaft hole, with the driving disc 1, and the first seal 4 can prevent dust from entering between the driving disc 1 and the driven disc 2 from the joint of the input shaft 3 and the shaft hole;
the driven disc 2 is provided with a connecting part 5, a shaft hole of the driven disc 2 penetrates through the connecting part 5, a sealing shaft sleeve 6 is fixed in the connecting part 5, the connecting part 5 and the sealing shaft sleeve 6 are also provided with a pin hole, one end of an output shaft 7 is inserted into the shaft hole and is positioned in the connecting part 5 and the sealing shaft sleeve 6 through a fixing pin 8, a second seal is arranged at the joint of the fixing pin 8 and the pin hole, and the structure can prevent dust from entering between the driving disc 1 and the driven disc 2 from the joint of the input shaft 3 and the shaft hole;
the periphery of the driving disc 1 is provided with a circle of fixing rings 9, a first dustproof sleeve 10 is fixed on the fixing rings 9 in a sleeved mode, the upper end of the driving disc 1 is arranged in the fixing rings, the inner wall of the first dustproof sleeve 10 and the periphery of the driving disc 1 keep a gap of 1-2 cm, the top of the first dustproof sleeve 10 is further provided with a fixing table, a circle of elastic dust blocking ring 11 is fixed on the fixing table, the elastic dust blocking ring 11 is a rubber ring, the inner wall of the elastic dust blocking ring 11 and the periphery of the driving disc 1 keep a gap of 1-2 mm, a second dustproof sleeve 12 is fixed on the driven disc 2, one end of the second dustproof sleeve 12 is provided with a fixing portion 13, the fixing portion 13 is a ring body turned over towards the inner side of the second dustproof sleeve 12, a step corresponding to the fixing portion 13 is arranged on the driven disc 2, the fixing portion 13 is buckled on the step, and the top surface and the side surface of the fixing portion are fixed with the driven disc 2 through screws, so as to ensure the fixing stability of the second dustproof sleeve 12; the other end of the second dustproof sleeve 12 is inserted between the first dustproof sleeve 10 and the driving disc 1, a gap of 2-3 mm is kept between the inner wall of the second dustproof sleeve 12 and the periphery of the driving disc 1, and a gap of 2-3 mm is kept between the outer wall of the second dustproof sleeve and the elastic dust blocking ring 11, so that the structure ensures that when the driving disc 1 and the driven disc 2 are in a separated state, the rotation of the driving disc 1 is not limited, and the expansion and contraction of a friction plate on the driven disc 2 cannot be influenced;
in order to further reduce dust entering between the first dust-proof sleeve 10 and the second dust-proof sleeve 12, the outer periphery of the second dust-proof sleeve 12 is further provided with a convex ring 14, and one surface of the convex ring 14 facing to the opening direction is provided with a slope surface for blocking dust;
for convenience of installation and maintenance, the top of the convex ring 14 is ground into an arc shape, the inner end angle of the elastic dust blocking ring 11 is an arc transition angle, and the outer end of the connecting part 5 is cut into a slope surface.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a dust protected car air conditioner electromagnetic clutch, includes driving disc and driven disc, respectively be equipped with a shaft hole on driving disc and the driven disc, the input shaft is connected on the shaft hole of driving disc, connecting portion have on the driven disc, the shaft hole of driven disc runs through connecting portion, its characterized in that: the periphery of drive disk is equipped with the solid fixed ring of round, and first dustproof cover barrel casing is fixed on solid fixed ring and will the upper end cover of drive disk is arranged in, the clearance is kept to the inner wall of first dustproof cover barrel and the periphery of drive disk, first dustproof cover barrel top still have a fixed station, be fixed with round elasticity fender dirt ring on the fixed station, the inner wall of elasticity fender dirt ring and the periphery of drive disk keep the clearance, be fixed with the dustproof sleeve of second on the driven disk, the one end of the dustproof sleeve of second has the fixed part, the other end of the dustproof sleeve of second inserts between first dustproof cover barrel and drive disk, the clearance is kept to the inner wall of the dustproof sleeve of second and the periphery of drive disk, the clearance that keeps between the outer wall of the dustproof sleeve of second and the elasticity fender dirt ring.
2. The dust protected automotive air conditioning electromagnetic clutch of claim 1, characterized in that: the end portion of the input shaft extends out the shaft hole of the driving disc, the end face of the input shaft is located on the inner side of the friction plate of the driving disc, a first seal is further arranged at the joint of one end, extending out of the shaft hole, of the input shaft and the driving disc, a sealing shaft sleeve is fixed in the connecting portion, a pin hole is further formed in the connecting portion and the sealing shaft sleeve, one end of the output shaft is fixed in the connecting portion and the sealing shaft sleeve through a fixing pin, and a second seal is arranged at the joint of the fixing pin and the pin hole.
3. The dust protected automotive air conditioning electromagnetic clutch of claim 1, characterized in that: the elastic dust blocking ring is a rubber ring.
4. The dust protected automotive air conditioning electromagnetic clutch of claim 1, characterized in that: the fixed part is a ring body turned over towards the inner side of the second dustproof sleeve, the driven disc is provided with a step corresponding to the fixed part, the fixed part is buckled on the step, and the top surface and the side surface of the fixed part are fixed with the driven disc through screws.
5. The dust protected automotive air conditioning electromagnetic clutch of claim 1, characterized in that: the periphery of the second dustproof sleeve is also provided with a convex ring, and one surface of the convex ring facing to the opening direction is provided with a slope.
6. The dust protected automotive air conditioning electromagnetic clutch of claim 5, characterized in that: the top grinding of bulge loop is the arc, the inner end angle of elasticity dust ring is arc transition angle, the outer end cutting of connecting portion is domatic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022418935.5U CN214197045U (en) | 2020-10-27 | 2020-10-27 | Dust protected car air conditioner electromagnetic clutch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022418935.5U CN214197045U (en) | 2020-10-27 | 2020-10-27 | Dust protected car air conditioner electromagnetic clutch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214197045U true CN214197045U (en) | 2021-09-14 |
Family
ID=77643252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022418935.5U Active CN214197045U (en) | 2020-10-27 | 2020-10-27 | Dust protected car air conditioner electromagnetic clutch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214197045U (en) |
-
2020
- 2020-10-27 CN CN202022418935.5U patent/CN214197045U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A dust-proof electromagnetic clutch for automobile air conditioner Effective date of registration: 20221206 Granted publication date: 20210914 Pledgee: Longquan Branch of China Construction Bank Co.,Ltd. Pledgor: LONGQUAN ZHONGTAI AUTO AIR CONDITIONER Co.,Ltd. Registration number: Y2022330003504 |