CN205371359U - Clutch wheel cylinder of area direction function - Google Patents
Clutch wheel cylinder of area direction function Download PDFInfo
- Publication number
- CN205371359U CN205371359U CN201620080376.2U CN201620080376U CN205371359U CN 205371359 U CN205371359 U CN 205371359U CN 201620080376 U CN201620080376 U CN 201620080376U CN 205371359 U CN205371359 U CN 205371359U
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- piston
- clutch
- cylinder
- guiding function
- function according
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- Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
Abstract
本实用新型涉及一种带导向功能的离合器分泵，包括泵体，所述泵体的右端设有开口，所述开口端的侧壁上设置有防尘罩，所述泵体设有内腔，所述内腔设置有活塞，所述活塞的右端设置L型导向套。本实用新型的带导向功能的离合器分泵为常规离合器分泵的改进设计，在常规离合器分泵的基础上增加了L形导向套的结构。本实用新型离合器分泵在功能上增加了活塞导向的功能，增强了工作稳定性，确保液压离合系统的清洁度，进一步提高了使用寿命。本实用新型适用于所有车辆的液压离合系统。
The utility model relates to a clutch sub-pump with a guiding function, which comprises a pump body, the right end of the pump body is provided with an opening, the side wall of the opening end is provided with a dust cover, and the pump body is provided with an inner cavity. The inner chamber is provided with a piston, and the right end of the piston is provided with an L-shaped guide sleeve. The clutch slave cylinder with guiding function of the utility model is an improved design of the conventional clutch slave cylinder, and the structure of an L-shaped guide sleeve is added on the basis of the conventional clutch slave cylinder. The clutch sub-cylinder of the utility model increases the function of the piston guide in function, enhances the working stability, ensures the cleanliness of the hydraulic clutch system, and further improves the service life. The utility model is suitable for hydraulic clutch systems of all vehicles.
Description
Technical field
This utility model belongs to automobile clutch field, relates to the clutch slave cylinder of a kind of tape guide function.
Background technology
The effect of automobile clutch sub-pump is when depressing clutch pedal, hydraulic oil in clutch hydraulic pressure master cylinder, clutch slave cylinder is flowed to through pressure piping, the pressure of hydraulic oil is applied to the plunger cup in clutch slave cylinder, thus promoting plunger rod to move forward, plunger rod promotes and separates lever reach, thus promoting release bearing pressure to separate lever, it is achieved clutch cuts off electromotor and separates with the power of actuating device.When lifting clutch pedal, power combines.And the side force that existing automobile clutch sub-pump causes push rod to produce due to the beat between push rod and disengaging yoke, cylinder body eccentric wear can be caused, and then make the working life of clutch slave cylinder be greatly reduced.As patent No. ZL201110406757.7 discloses a kind of clutch slave cylinder, including housing, the right-hand member of described housing is provided with opening, the sidewall of described opening is installed with dust cover, the left end of described housing is provided with oil-in, the sidewall of described housing is linked with air vent, the sidewall of described housing is provided with mounting seat, described air vent is combined with bleed screw, described bleed screw is stamped venting cap.This apparatus structure is simple, compact, volume is little, can effectively prevent into ash and leakage of oil.When causing that the side force that push rod produces causes the phenomenon of cylinder body eccentric wear due to the beat between push rod and the disengaging yoke of clutch slave cylinder, so the working life causing clutch slave cylinder is greatly reduced, is unfavorable for energy-conserving and environment-protective.
Utility model content
In order to overcome the deficiencies in the prior art, this utility model provides the clutch slave cylinder of a kind of tape guide function, and this clutch slave cylinder functionally adds the function of piston guide, enhances job stability, improves service life.
This utility model provides following technical scheme:
The clutch slave cylinder of a kind of tape guide function, including the pump housing, the right-hand member of the described pump housing is provided with opening, and the sidewall of described opening is provided with dust cover, and the described pump housing is provided with inner chamber, and described inner chamber is provided with piston, and the right-hand member of described piston arranges L-type fairlead.
Clutch slave cylinder piston of the present utility model adds the structure of fairlead, in piston movement process, fairlead can be close to the axially-movable of cylinder inner bore wall guide piston, guide sleeve structure adopts L-shaped structure design, therefore fairlead is with in piston return process, the dust on cylinder inner bore wall can be removed, improve interiors of products cleannes.
In such scheme preferably, described L-type fairlead includes cylinder and annular end face, and described annular end face is arranged on one end of described cylinder.
In any of the above-described scheme preferably, described piston arranges cannelure on the side of right-hand member, and described annular end face is arranged in described cannelure.
In any of the above-described scheme preferably, the size of the annular end face of described L-type fairlead and the size of described cannelure adapt.
In any of the above-described scheme preferably, the size of the piston portion between size and the right side of described cannelure and described piston of the cylinder of described L-type fairlead adapts.
In any of the above-described scheme preferably, the outside of described L-type fairlead and the medial wall of described inner chamber are close to.
In any of the above-described scheme preferably, the material of described L-type fairlead is plastics.
Clutch slave cylinder piston of the present utility model adds the structure of fairlead, the structure of the clutch slave cylinder of this tape guide function, in piston movement process, plastics guide sleeve can be close to the axially-movable of cylinder inner bore wall guide piston, owing to plastics guide sleeve has extremely low coefficient of friction, it is ensured that fairlead moves flexibly smoothly at cylinder inner bore wall.Thus improve the seating velocity of piston.Promote the stability of clutch system further.
In any of the above-described scheme preferably, the material of described L-type fairlead is polyformaldehyde.
The material of described L-type fairlead adopts POM and polyformaldehyde manufacture, has very low coefficient of friction and good geometrical stability, has good combination property, and mechanics is close to metal, and tensile strength, bending strength, fatigue resistance, wearability are all very excellent.
In any of the above-described scheme preferably, the left end of the described pump housing arranges bleed screw.
In any of the above-described scheme preferably, described inner chamber is disposed with return spring, described piston and push-rod assembly from left to right.
In any of the above-described scheme preferably, one end of described return spring is connected with described inner chamber or contacts, and the other end is connected with described piston or contacts.
In any of the above-described scheme preferably, the left end of described piston arranges straight type fairlead.
In any of the above-described scheme preferably, the middle part of described piston arranges piston ring, and the left side of described piston ring arranges main apron.
In any of the above-described scheme preferably, described push-rod assembly includes push rod, and one end of described push rod is connected with described piston, and the other end is stretched out by the opening of described pump housing right-hand member.
Utility model works principle: the part composition hydraulic chambeies such as bleed screw, the pump housing, return spring, piston, straight type fairlead, main apron, the liquid of work front clutch master cylinder, through fluid pressure line, flows into and is full of whole cavity in clutch slave cylinder working chamber.Pedal force, by handling clutch pedal, through certain lever ratio, is delivered on the push-rod assembly of clutch master cylinder by driver, and push-rod assembly promotes the piston advances forward of master cylinder, forces liquid to flow into the inlet of clutch slave cylinder from the liquid outlet of clutch master cylinder.Clutch master cylinder working chamber, fluid pressure line, clutch slave cylinder working chamber define the working chamber that clutch hydraulic system is closed, the volume of this intracavity tapers into, intracavity liquid pressure is gradually increased, thus promoting piston driving push rod to move right, separation fork is promoted to realize the separation of clutch compressing disc, to reach the effect of gearshift.In piston movement process, L-type fairlead can be close to the axially-movable of cylinder inner bore wall guide piston, owing to L-type fairlead has extremely low coefficient of friction, it is ensured that L-type fairlead moves flexibly smoothly at pump housing inner hole wall.Thus improve the seating velocity of piston.Promote the stability of clutch system further.When driver unclamps clutch pedal time, under the effect of clutch compressing disc returning place force, band is automatically connected in the push rod separated on fork to left movement, promoting piston, until withstanding cylinder base, completing a cycle of operation.The whole work process of this product is that the hydraulic energy transfer of clutch master cylinder is become mechanical energy, it is achieved the separation of clutch.
Driver promotes the piston of clutch master cylinder by handling clutch pedal, makes to set up in clutch master cylinder hydraulic pressure, and hydraulic pressure is delivered in clutch slave cylinder by pipeline and changes into motive force promotes separation fork, it is achieved the separation of clutch.Whole process is changed into hydraulic pressure by pedal force and changes into thrust again, and the element such as clutch master cylinder, wheel cylinder and fluid pressure line achieves the function of transmission power.The effect of clutch slave cylinder is that the hydraulic coupling passed over by clutch master cylinder changes into thrust.
The Curve guide impeller that clutch slave cylinder is normal clutch wheel cylinder of tape guide function of the present utility model, adds the structure of L-shaped fairlead on the basis of normal clutch wheel cylinder.This utility model clutch slave cylinder functionally adds the function of piston guide, enhances job stability, it is ensured that the cleannes of hydraulic clutch system, further increases service life.This utility model is applicable to the hydraulic clutch system of all vehicles.
Accompanying drawing explanation
Fig. 1 is the structural representation of a preferred embodiment of the clutch slave cylinder according to this utility model tape guide function；
Fig. 2 be a preferred embodiment of the clutch slave cylinder according to this utility model tape guide function Fig. 1 in the structure for amplifying schematic diagram of L-type fairlead part.
Detailed description of the invention
In order to further appreciate that technical characteristic of the present utility model, below in conjunction with specific embodiment, this utility model is set forth in.This utility model is only had exemplary effect by embodiment, and does not have any restrictive effect, and the amendment of any unsubstantiality that those skilled in the art makes on basis of the present utility model all should belong to protection domain of the present utility model.
In this utility model, "left", "right" etc. represent that the term in direction is merely used for making explanation become apparent from, and do not limit this utility model.
Embodiment 1:
The clutch slave cylinder of a kind of tape guide function, including the pump housing 2, the right-hand member of the described pump housing 2 is provided with opening, and the sidewall of described opening is provided with dust cover 9, and the described pump housing is provided with inner chamber, and described inner chamber is provided with piston 4, and the right-hand member of described piston 4 arranges L-type fairlead 7.
Described L-type fairlead 7 includes cylinder and annular end face, and described annular end face is arranged on one end of described cylinder.
Described piston 4 arranges cannelure on the side of right-hand member, and described annular end face is arranged in described cannelure.
The size of the annular end face of described L-type fairlead 7 and the size of described cannelure adapt.
The size of the piston portion between size and the right side of described cannelure and described piston 4 of the cylinder of described L-type fairlead 7 adapts.
The outside of described L-type fairlead 7 and the medial wall of described inner chamber are close to.
The material of described L-type fairlead 7 is plastics.
The material of described L-type fairlead 7 is polyformaldehyde.
The left end of the described pump housing 2 arranges bleed screw 1.
Described inner chamber is disposed with return spring 3, described piston 4 and push-rod assembly from left to right.
One end of described return spring 3 is connected with described inner chamber or contacts, and the other end is connected with described piston 4 or contacts.
The left end of described piston 4 arranges straight type fairlead 5.
The middle part of described piston 4 arranges piston ring, and the left side of described piston ring arranges main apron 6.
Described push-rod assembly includes push rod, and one end of described push rod 8 is connected with described piston 4, and the other end is stretched out by the opening of the described pump housing 2 right-hand member.
Operation principle of the present utility model is: the part composition hydraulic chambeies such as bleed screw 1, the pump housing 2, return spring 3, piston 4, straight type fairlead 5, main apron 6, the liquid of work front clutch master cylinder, through fluid pressure line, flows into and is full of whole cavity in clutch slave cylinder working chamber.Pedal force, by handling clutch pedal, through certain lever ratio, is delivered on the push-rod assembly of clutch master cylinder by driver, and push-rod assembly promotes the piston advances forward of master cylinder, forces liquid to flow into the inlet of clutch slave cylinder from the liquid outlet of clutch master cylinder.Clutch master cylinder working chamber, fluid pressure line, clutch slave cylinder working chamber define the working chamber that clutch hydraulic system is closed, the volume of this intracavity tapers into, intracavity liquid pressure is gradually increased, thus promoting piston 4 to drive push rod 8 to move right, separation fork is promoted to realize the separation of clutch compressing disc, to reach the effect of gearshift.In piston 4 motor process, L-type fairlead 7 can be close to the axially-movable of cylinder inner bore wall guide piston, owing to L-type fairlead 7 has extremely low coefficient of friction, it is ensured that L-type fairlead 7 moves flexibly smoothly at the pump housing 2 inner hole wall.Thus improve the seating velocity of piston 4.Promote the stability of clutch system further.When driver unclamps clutch pedal time, under the effect of clutch compressing disc returning place force, band is automatically connected in the push rod 8 separated on fork to left movement, promoting piston 4, until withstanding cylinder base, completing a cycle of operation.The whole work process of this product is that the hydraulic energy transfer of clutch master cylinder is become mechanical energy, it is achieved the separation of clutch.
Embodiment 2:
The clutch slave cylinder of a kind of tape guide function, including the pump housing, the right-hand member of the described pump housing is provided with opening, and the sidewall of described opening is provided with dust cover, and the described pump housing is provided with inner chamber, and described inner chamber is provided with piston, and the right-hand member of described piston arranges L-type fairlead.
Embodiment 3:
The present embodiment the difference is that only with embodiment 2: described L-type fairlead includes cylinder and annular end face, and described annular end face is arranged on one end of described cylinder.
Embodiment 4:
The present embodiment the difference is that only with embodiment 3: described piston arranges cannelure on the side of right-hand member, and described annular end face is arranged in described cannelure.
Embodiment 5:
The present embodiment the difference is that only with embodiment 4: the size of the annular end face of described L-type fairlead and the size of described cannelure adapt.
Embodiment 6:
The difference is that only of the present embodiment and embodiment 5: the size of the piston portion between size and the right side of described cannelure and described piston of the cylinder of described L-type fairlead adapts.
Embodiment 7:
The present embodiment the difference is that only with embodiment 6: the outside of described L-type fairlead and the medial wall of described inner chamber are close to.
Embodiment 8:
The present embodiment the difference is that only with embodiment 1: the material of described L-type fairlead is plastics.
Embodiment 9:
The present embodiment the difference is that only with embodiment 8: the material of described L-type fairlead is polyformaldehyde.
Embodiment 10:
The present embodiment the difference is that only with embodiment 1: the left end of the described pump housing arranges bleed screw.
Embodiment 11:
The present embodiment the difference is that only with embodiment 10: described inner chamber is disposed with return spring, described piston and push-rod assembly from left to right.
Embodiment 12:
The present embodiment the difference is that only with embodiment 11: one end of described return spring is connected with described inner chamber or contacts, and the other end is connected with described piston or contacts.
Embodiment 13:
The present embodiment the difference is that only with embodiment 12: the left end of described piston arranges straight type fairlead.
Embodiment 14:
The present embodiment the difference is that only with embodiment 13: the middle part of described piston arranges piston ring, and the left side of described piston ring arranges main apron.
Embodiment 15:
The present embodiment the difference is that only with embodiment 14: described push-rod assembly includes push rod, and one end of described push rod is connected with described piston, and the other end is stretched out by the opening of described pump housing right-hand member.
Embodiment 16:
The present embodiment the difference is that only with embodiment 7: the material of described L-type fairlead is plastics.
Further, the material of described L-type fairlead is polyformaldehyde.
Further, the left end of the described pump housing arranges bleed screw.
Further, described inner chamber is disposed with return spring, described piston and push-rod assembly from left to right.
Further, one end of described return spring is connected with described inner chamber or contacts, and the other end is connected with described piston or contacts.
Further, the left end of described piston arranges straight type fairlead.
Further, the middle part of described piston arranges piston ring, and the left side of described piston ring arranges main apron.
Further, described push-rod assembly includes push rod, and one end of described push rod is connected with described piston, and the other end is stretched out by the opening of described pump housing right-hand member.
Claims (14)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620080376.2U CN205371359U (en) | 2016-01-26 | 2016-01-26 | Clutch wheel cylinder of area direction function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620080376.2U CN205371359U (en) | 2016-01-26 | 2016-01-26 | Clutch wheel cylinder of area direction function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205371359U true CN205371359U (en) | 2016-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620080376.2U Expired - Fee Related CN205371359U (en) | 2016-01-26 | 2016-01-26 | Clutch wheel cylinder of area direction function |
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| CN (1) | CN205371359U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111750001A (en) * | 2020-06-01 | 2020-10-09 | 瑞立集团瑞安汽车零部件有限公司 | An integrated piston closed plunger type inner breathing clutch booster |
-
2016
- 2016-01-26 CN CN201620080376.2U patent/CN205371359U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111750001A (en) * | 2020-06-01 | 2020-10-09 | 瑞立集团瑞安汽车零部件有限公司 | An integrated piston closed plunger type inner breathing clutch booster |
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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 |
Granted publication date: 20160706 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |