CN209909019U - End face sawtooth clutch with dust-proof and sealing device - Google Patents
End face sawtooth clutch with dust-proof and sealing device Download PDFInfo
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- CN209909019U CN209909019U CN201920215667.1U CN201920215667U CN209909019U CN 209909019 U CN209909019 U CN 209909019U CN 201920215667 U CN201920215667 U CN 201920215667U CN 209909019 U CN209909019 U CN 209909019U
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Abstract
The utility model discloses an end face zigzag clutch with dustproof and sealing device, a piston return spring is arranged between a fixed gear and a sliding gear, the sliding gear is connected with a cylinder seat through a first bearing and a piston, so that the sliding gear can be close to or far away from the fixed gear through the straight tooth sliding processed on a shaft gear sleeve, a second bearing is arranged between the shaft gear sleeve and the cylinder seat, and a pair of third bearings is sleeved at the joint of the shaft gear sleeve and a belt pulley; a bearing dustproof cover is covered on the end face of one end of the bearing, an outer dustproof cover is covered on the cylinder seat, and a dustproof cover is sleeved on the position between the cylinder seat and the belt pulley; the cylinder block is also provided with a grease nozzle hole for adding grease, and the grease nozzle hole forms an included angle of 30 degrees with the vertical direction and extends into the cylinder block through a grease nozzle channel. The clutch has the advantages of simple structure and convenient use, can smoothly realize combination and separation, effectively prevents dust, debris and oil from influencing clutch parts, and ensures the running efficiency of the clutch.
Description
Technical Field
The utility model relates to a terminal surface zigzag clutch with dustproof and sealing device.
Background
At present, a clutch of a driving water pump and a fan of an environment-friendly road vehicle adopts a mode of combining an inner spur gear and an outer spur gear to realize combination and separation.
However, the existing clutch used on the washing and sweeping equipment is easy to break down and difficult to combine, and the normal use of the clutch is seriously influenced, so that the working efficiency of the cleaning equipment is low, and time and labor are wasted.
Therefore, it is highly desirable to provide a face saw tooth clutch having a dust-proof and sealing means which can be smoothly engaged and disengaged at low rotation speeds.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a terminal surface zigzag clutch with prevent dust and sealing device, this clutch simple structure, convenient to use combine and separate when can realizing the low-speed rotation smoothly to piece, the oil that effectively prevents that outside dust entering or inside operation from producing influences clutch spare part, guarantees clutch operating efficiency.
In order to achieve the purpose, the utility model provides an end face zigzag clutch with dustproof and sealing device, which comprises a rotating shaft, a shaft gear sleeve, a cylinder seat, a fixed gear disc, a sliding gear disc and a belt pulley, wherein the shaft gear sleeve is sleeved outside the rotating shaft, the fixed gear disc and the sliding gear disc are sleeved in the middle of the shaft gear sleeve, and the belt pulley and the cylinder seat are respectively covered at two ends of the shaft gear sleeve;
a piston return spring is arranged between the fixed gear disc and the sliding gear disc, the sliding gear disc is connected with the cylinder seat through a first bearing and a piston, so that the sliding gear disc can slide close to or far away from the fixed gear disc through a straight tooth processed on the shaft gear sleeve, a second bearing is arranged between the shaft gear sleeve and the cylinder seat, and a pair of third bearings is sleeved at the connecting part of the shaft gear sleeve and the belt pulley; wherein the content of the first and second substances,
a bearing dustproof cover is covered on the end face of one end of each of the first bearing, the second bearing and the third bearing, an outer dustproof cover is covered on the cylinder seat, and a dustproof cover is sleeved on the position between the cylinder seat and the belt pulley;
the cylinder block is also provided with a grease nozzle hole for adding grease, and the grease nozzle hole forms an included angle of 30 degrees with the vertical direction and extends into the first bearing and the second bearing through a grease nozzle channel for filling the grease.
Preferably, the rotating shaft, the shaft gear sleeve, the fixed gear disc, the piston return spring, the sliding gear disc, the cylinder seat and the piston share the central axis.
Preferably, the outer dust cover is detachably mounted on the cylinder block.
Preferably, the detachable connection is a threaded connection by means of a bolt.
Preferably, the engaging teeth of the fixed toothed disc and the sliding toothed disc are serrated.
Preferably, a hole check ring is arranged at the contact part of the second bearing and the cylinder seat, and a hole check ring is arranged at the contact part of the third bearing and the belt pulley.
Preferably, the second bearing and the third bearing are provided with shaft retainer rings at the contact parts with the shaft gear sleeve.
According to the technical scheme, the utility model is provided with the shaft gear sleeve outside the rotating shaft, the fixed fluted disc and the sliding fluted disc are sleeved at the middle part of the shaft gear sleeve, and the belt pulley and the cylinder seat are respectively covered at two ends of the shaft gear sleeve;
a piston return spring is arranged between the fixed gear disc and the sliding gear disc, and the sliding gear disc is connected with the cylinder seat through a first bearing and a piston, so that the sliding gear disc can slide close to or far away from the fixed gear disc through straight teeth machined on the shaft gear sleeve. Therefore, when the sliding fluted disc is close to the fixed fluted disc, the sliding fluted disc and the fixed fluted disc are matched with each other to realize the combination smoothly; when the sliding fluted disc is far away from the fixed fluted disc, the sliding fluted disc and the fixed fluted disc are separated, and the separation is smoothly realized.
Meanwhile, a second bearing is arranged between the shaft gear sleeve and the cylinder seat, and a pair of third bearings is sleeved at the connecting part of the shaft gear sleeve and the belt pulley; the bearing dustproof cover is covered on the end face of one end of the first bearing, the second bearing and the third bearing, the cylinder seat is further covered with the outer dustproof cover, and the dustproof cover is further sleeved on the position between the cylinder seat and the belt pulley. Through bearing shield, outer shield and dust cover, can prevent effectively that the dust that produces from getting into the spare part that closes on in the clutch working process, avoid the dust to cause the influence to its normal operating, guarantee that the clutch combines smoothly and separates, improve its work efficiency.
Further, in order to facilitate the maintenance of the clutch in the use process, grease is conveniently added to the inner bearing to ensure the lubricating performance of the bearing in the movement process, a grease nipple hole used for adding the grease is further formed in the cylinder seat, the grease nipple hole and the vertical direction form an included angle of 30 degrees and extend to the bearing oil filling channel through the grease nipple channel, the operation step is simplified, time and labor are saved, and the working efficiency is further improved.
Other features and advantages of the present invention will be described in detail in the detailed description which follows.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural diagram of an end face zigzag clutch with a dust-proof and sealing device according to an embodiment of the present invention;
FIG. 2 is a cross-sectional view of an end face zigzag clutch with dust and seal arrangement in one embodiment according to the present invention;
fig. 3 is an enlarged view of a grease hole and a grease channel of a face zigzag clutch having a dust-proof and sealing device according to an embodiment of the present invention.
Description of the reference numerals
1-rotating shaft 2-shaft gear sleeve
3-cylinder seat 4-fixed fluted disc
5-sliding fluted disc 6-belt pulley
7-piston return spring 8-first bearing
9-piston 10-second bearing
11-third bearing 12-bearing dust cap
13-outer dust cap 14-dust cap
15-grease nipple hole 16-grease nipple channel
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.
In the present invention, unless otherwise specified, the terms of orientation such as "upper, lower, inner, outer, near, far" and the like included in the terms only represent the orientation of the terms in a normal use state or are colloquially known by those skilled in the art, and should not be construed as limiting the terms.
Referring to fig. 1 to 3, the utility model provides an end face zigzag clutch with dustproof and sealing device, which comprises a rotating shaft 1, a shaft gear sleeve 2, a cylinder block 3, a fixed gear disc 4, a sliding gear disc 5 and a belt pulley 6, wherein the shaft gear sleeve 2 is sleeved outside the rotating shaft 1, the fixed gear disc 4 and the sliding gear disc 5 are sleeved in the middle of the shaft gear sleeve 2, and the belt pulley 6 and the cylinder block 3 are respectively covered at two ends of the shaft gear sleeve 2;
a piston return spring 7 is arranged between the fixed gear disc 4 and the sliding gear disc 5, the sliding gear disc 5 is connected with the cylinder seat 3 through a first bearing 8 and a piston 9, so that the sliding gear disc 5 can slide close to or far away from the fixed gear disc 4 through the straight teeth processed on the shaft gear sleeve 2, a second bearing 10 is further arranged between the shaft gear sleeve 2 and the cylinder seat 3, and a pair of third bearings 11 is sleeved at the connecting part of the shaft gear sleeve 2 and the belt pulley 6; wherein the content of the first and second substances,
a bearing dustproof cover 12 is covered on the end face of one end of each of the first bearing 8, the second bearing 10 and the third bearing 11, an outer dustproof cover 13 is covered on the cylinder block 3, and a dustproof cover 14 is sleeved on the position between the cylinder block 3 and the belt pulley 6;
the cylinder block 3 is further provided with a grease nipple hole 15 for adding grease, and the grease nipple hole 15 forms an included angle of 30 degrees with the vertical direction and extends into the first bearing 8 and the second bearing 10 through a grease nipple passage 16 for filling the grease.
According to the technical scheme, the shaft gear sleeve 2 is sleeved outside the rotating shaft 1, the fixed gear disc 4 and the sliding gear disc 5 are sleeved in the middle of the shaft gear sleeve 2, and the belt pulley 6 and the cylinder seat 3 are respectively covered at two ends of the shaft gear sleeve 2;
a piston 9 return spring 7 is arranged between the fixed gear disc 4 and the sliding gear disc 5, and the sliding gear disc 5 is connected with the cylinder seat 3 through a first bearing 8 and the piston 9, so that the sliding gear disc 5 can slide to be close to or far from the fixed gear disc 4 through straight teeth machined on the shaft gear sleeve 2. Therefore, when the sliding fluted disc 5 is close to the fixed fluted disc 4, the sliding fluted disc and the fixed fluted disc are matched with each other to realize the combination smoothly; when the sliding fluted disc 5 is far away from the fixed fluted disc 4, the sliding fluted disc and the fixed fluted disc are separated from each other, so that the separation is realized smoothly.
Meanwhile, a second bearing 10 is arranged between the shaft gear sleeve 2 and the cylinder seat 3, and a pair of third bearings 11 is sleeved at the connecting part of the shaft gear sleeve 2 and the belt pulley 6; wherein, the end face upper cover of one end of first bearing 8, second bearing 10 and third bearing 11 is equipped with bearing shield 12, still covers on the cylinder block 3 and is equipped with outer shield 13 and is located still to overlap on the position between cylinder block 3 and belt pulley 6 and is equipped with dust cover 14. Through bearing shield 12, outer shield 13 and dust cover 14, can prevent effectively that the dust that produces from getting into the spare part that closes on in the clutch working process, avoid the dust to cause the influence to its normal operating, guarantee that the clutch combines smoothly and separates, improve its work efficiency.
Further, in order to facilitate the maintenance in the clutch use, conveniently add the lubricating property in order to guarantee the bearing motion process to the inside bearing, and still offer the grease nipple hole 15 that is used for adding the butter on cylinder block 3, grease nipple hole 15 is 30 contained angles and extends to bearing refueling channel through grease nipple passageway 16 with vertical direction, and this has simplified operating procedure, labour saving and time saving, further improves work efficiency.
In order to prevent the overall rotation center from being shifted during high-speed rotation and to fix the movement locus of the sliding toothed disc 5 so as to be smoothly coupled to or separated from the fixed toothed disc 4, it is preferable that the rotating shaft 1, the shaft sleeve 2, the fixed toothed disc 4, the piston return spring 7, the sliding toothed disc 5, the cylinder block 3, and the piston 9 be concentric with the central axis.
In the present embodiment, for convenience of processing, assembly, and disassembly, it is preferable that the outer dust cover 13 be detachably mounted on the cylinder block 3.
The detachable mounting means may be any quick-mounting means commonly used in the art, and it is preferable that the detachable connection is a bolt-screw connection in consideration of convenience in material drawing and stability after mounting.
Further, in order to facilitate machining of contact surfaces on the fixed toothed disc 4 and the sliding toothed disc 5, and ensure that the contact surfaces are sufficient when the fixed toothed disc 4 and the sliding toothed disc 5 are combined and the contact surfaces are not dragged easily when the fixed toothed disc 4 and the sliding toothed disc 5 are separated, preferably, the contact positions of the fixed toothed disc 4 and the sliding toothed disc 5 are respectively formed into a sawtooth type.
In order to improve the sealing performance after the second bearing 10 is attached to the cylinder block 3 and the sealing performance after the third bearing 11 is attached to the pulley 6, it is preferable that a hole stopper is provided at a contact portion of the second bearing 10 with the cylinder block 3 and a hole stopper is provided at a contact portion of the third bearing 11 with the pulley 6.
In addition, in order to improve the sealing performance of the contact portions of the second bearing 10 and the third bearing 11 with the shaft sleeve 2 and prevent dust from being combined with or separated from the fixed toothed disc 4 by affecting the sliding toothed disc 5, it is preferable that shaft retainers are provided on the second bearing 10 and the third bearing 11 at the contact portions with the shaft sleeve 2.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the details of the above embodiments, and the technical concept of the present invention can be within the scope of the present invention to perform various simple modifications to the technical solution of the present invention, and these simple modifications all belong to the protection scope of the present invention.
It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and in order to avoid unnecessary repetition, the present invention does not need to describe any combination of the features.
In addition, various embodiments of the present invention can be combined arbitrarily, and the disclosed content should be regarded as the present invention as long as it does not violate the idea of the present invention.
Claims (7)
1. The end face sawtooth clutch with the dustproof and sealing device is characterized by comprising a rotating shaft (1), a shaft gear sleeve (2), a cylinder seat (3), a fixed gear disc (4), a sliding gear disc (5) and a belt pulley (6), wherein the shaft gear sleeve (2) is sleeved outside the rotating shaft (1), the fixed gear disc (4) and the sliding gear disc (5) are sleeved in the middle of the shaft gear sleeve (2), and the belt pulley (6) and the cylinder seat (3) are respectively covered at two ends of the shaft gear sleeve (2);
a piston return spring (7) is arranged between the fixed gear (4) and the sliding gear (5), the sliding gear (5) is connected with the cylinder seat (3) through a first bearing (8) and a piston (9), so that the sliding gear (5) can slide to be close to or far away from the fixed gear (4) through straight teeth processed on the shaft gear sleeve (2), a second bearing (10) is arranged between the shaft gear sleeve (2) and the cylinder seat (3), and a pair of third bearings (11) is sleeved at the joint of the shaft gear sleeve (2) and the belt pulley (6); wherein the content of the first and second substances,
a bearing dustproof cover (12) is covered on one end face of each of the first bearing (8), the second bearing (10) and the third bearing (11), an outer dustproof cover (13) is covered on the cylinder seat (3), and a dustproof cover (14) is sleeved on a position between the cylinder seat (3) and the belt pulley (6);
the cylinder seat (3) is further provided with a grease nozzle hole (15) for adding grease, and the grease nozzle hole (15) forms an included angle of 30 degrees with the vertical direction and extends into the first bearing (8) and the second bearing (10) through a grease nozzle channel (16) for filling the grease.
2. Clutch according to claim 1, wherein the shaft (1), the shaft sleeve (2), the fixed toothed disc (4), the piston return spring (7), the sliding toothed disc (5), the cylinder block (3) and the piston (9) are coaxial.
3. Clutch according to claim 1, wherein the outer dust cover (13) is detachably mounted on the cylinder block (3).
4. A clutch according to claim 3, characterised in that the detachable connection is a threaded connection by means of a bolt.
5. Clutch according to claim 1, wherein the shape of the coupling teeth of the fixed toothed disc (4) and of the sliding toothed disc (5) is a saw-tooth shape.
6. Clutch according to claim 1, wherein the second bearing (10) is provided with a hole stop at the point of contact with the cylinder block (3) and the third bearing (11) is provided with a hole stop at the point of contact with the pulley (6).
7. Clutch according to claim 1, wherein the second bearing (10) and the third bearing (11) are provided with a shaft collar at the contact with the shaft sleeve (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920215667.1U CN209909019U (en) | 2019-02-18 | 2019-02-18 | End face sawtooth clutch with dust-proof and sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920215667.1U CN209909019U (en) | 2019-02-18 | 2019-02-18 | End face sawtooth clutch with dust-proof and sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209909019U true CN209909019U (en) | 2020-01-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920215667.1U Active CN209909019U (en) | 2019-02-18 | 2019-02-18 | End face sawtooth clutch with dust-proof and sealing device |
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| Country | Link |
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| CN (1) | CN209909019U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109973543A (en) * | 2019-02-18 | 2019-07-05 | 芜湖市中亚汽车制动元件有限公司 | With dust-proof and sealing device end face zigzag clutch |
-
2019
- 2019-02-18 CN CN201920215667.1U patent/CN209909019U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109973543A (en) * | 2019-02-18 | 2019-07-05 | 芜湖市中亚汽车制动元件有限公司 | With dust-proof and sealing device end face zigzag clutch |
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