CN105485208B - Dust-proof clutch slave cylinder - Google Patents
Dust-proof clutch slave cylinder Download PDFInfo
- Publication number
- CN105485208B CN105485208B CN201510976314.XA CN201510976314A CN105485208B CN 105485208 B CN105485208 B CN 105485208B CN 201510976314 A CN201510976314 A CN 201510976314A CN 105485208 B CN105485208 B CN 105485208B
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- CN
- China
- Prior art keywords
- sleeve
- dust
- cylinder body
- clutch slave
- threaded rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D25/00—Fluid-actuated clutches
- F16D25/12—Details not specific to one of the before-mentioned types
- F16D25/14—Fluid pressure control
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
- F15B21/04—Special measures taken in connection with the properties of the fluid
- F15B21/041—Removal or measurement of solid or liquid contamination, e.g. filtering
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Filtering Materials (AREA)
Abstract
The invention discloses a kind of dust-proof clutch slave cylinders, exhaust apparatus is equipped in its gas vent, the exhaust apparatus includes first sleeve, the first sleeve is in axial direction equipped with the through hole with internal thread structure, the second casing is sheathed with outside the first sleeve, the outer surface of the first sleeve is connected with the inner surface of second casing by annular filter plate, so that the outer surface of the first sleeve, the inner surface of second casing and the annular filter plate form the groove with annular opening, filter cotton is filled in the groove, the exhaust apparatus further includes threaded rod, helicitic texture on the threaded rod can mutually agree with the internal thread structure in the through hole, described threaded rod one end is fixed with nut, the other end passes through the first sleeve.Solve that when being exhausted using traditional exhaust apparatus, external dust is easily accessible cylinder interior, after cylinder interior gathers excessive dust, the problem of oil inlet pipe or gas vent can be blocked.
Description
Technical field
The present invention relates to automobile parts, and in particular, to dust-proof clutch slave cylinder.
Background technique
Clutch slave cylinder is the brake apparatus connecting with clutch master cylinder, and exhaust dress is designed on the cylinder body of clutch slave cylinder
It sets, facilitates the air of discharge cylinder interior, prevent the braking effect of internal excessive air impact clutch slave cylinder, utilizing biography
When the exhaust apparatus of system is exhausted, external dust is easily accessible cylinder interior, when cylinder interior gathers excessive dust
Afterwards, oil inlet pipe or gas vent can be blocked.
Therefore it provides a kind of dust-proof exhaust apparatus of band, preventing external dust when exhaust from entering the clutch point of cylinder interior
The problem of pump is urgent need to resolve of the present invention.
Summary of the invention
For the above-mentioned prior art, the present invention provides a kind of dust-proof clutch slave cylinder, solves and utilize traditional exhaust
When device is exhausted, external dust is easily accessible cylinder interior, after cylinder interior gathers excessive dust, can block
The problem of oil inlet pipe or gas vent.
To achieve the goals above, the present invention provides a kind of dust-proof clutch slave cylinders, wherein the dust-proof clutch point
Pump includes cylinder body, is slideably equipped with piston mechanism in the cylinder body, the piston mechanism include sequentially connected piston head and
Push rod, one end in the piston head far from the push rod connect the inboard wall of cylinder block by spring, and the piston head is located at institute
State cylinder interior, the push rod is at least partially disposed at outside the cylinder body, in the piston head far from the push rod end face with
The inner wall of the cylinder body forms confined space, and the cylinder body is equipped with the cylindrical air exhaust hole being connected with the confined space,
Exhaust apparatus is equipped in the gas vent, the exhaust apparatus includes first sleeve, and the first sleeve is in axial direction equipped with
Through hole with internal thread structure is sheathed with the second casing, the outer surface of the first sleeve and institute outside the first sleeve
The inner surface for stating the second casing passes through annular filter plate connection, so that the interior table of the outer surface of the first sleeve, the second casing
Face and the annular filter plate form the groove with annular opening, and filter cotton, the exhaust dress are filled in the groove
Setting further includes threaded rod, and the helicitic texture on the threaded rod can mutually agree with the internal thread structure in the through hole, described
Threaded rod one end is fixed with nut, and the other end passes through the first sleeve.
Preferably, it is fitted with sealing ring on the end face of the threaded rod in the nut, is leaned on when rotating the nut
When the nearly first sleeve, the sealing ring can cover the annular opening for closing the groove.
Preferably, rubber ring is posted on the end face in the threaded rod far from the nut.
Preferably, the diameter of the rubber ring is greater than the maximum outside diameter of the threaded rod, and is less than the first sleeve
Outer diameter.
Preferably, the filter cotton is one of non-woven fabrics filter cotton, active carbon filter cotton or glass fiber filter cotton
Or it is a variety of.
It is preferably located on the push rod outside the cylinder body and is cased with dirt-proof boot, described dirt-proof boot one end is fixed on described push away
On bar, the other end is fixed on the outer wall of cylinder block.
Preferably, the quantity of the spring is 1-3.
Preferably, the stiffness factor of the spring is not less than 180N/m.
Scheme in view of the above technology, dust-proof clutch slave cylinder provided by the invention, gas vent is interior to be equipped with exhaust apparatus, institute
Stating exhaust apparatus includes first sleeve, and the first sleeve is in axial direction equipped with the through hole with internal thread structure, and described
It is sheathed with the second casing outside sleeve, the inner surface of the outer surface of the first sleeve and second casing passes through annular filter
Plate connection, so that the outer surface of the first sleeve, the inner surface of the second casing and the annular filter plate form one and have
The groove of annular opening, the groove is interior to be filled with filter cotton, and the exhaust apparatus further includes threaded rod, on the threaded rod
Helicitic texture can mutually agree with the internal thread structure in the through hole, and described threaded rod one end is fixed with nut, and the other end is worn
Cross the first sleeve.When exhaust, the threaded rod is reversed, allows its groove upper end opening to be communicated with the atmosphere, gas can pass through
The filtering of filter pulp is discharged or is discharged into, and avoids dust and enters cylinder interior, meanwhile, the filter cotton in exhaust apparatus is also easy to more
It changes.
Other features and advantages of the present invention will the following detailed description will be given in the detailed implementation section.
Detailed description of the invention
The drawings are intended to provide a further understanding of the invention, and constitutes part of specification, with following tool
Body embodiment is used to explain the present invention together, but is not construed as limiting the invention.In the accompanying drawings:
Fig. 1 is the structural schematic diagram of dust-proof clutch slave cylinder provided by the invention；
Fig. 2 is the structural schematic diagram of the exhaust apparatus of dust-proof clutch slave cylinder provided by the invention.
Description of symbols
1- cylinder body 2- spring
4- piston head 5- dirt-proof boot
6- rubber ring 7- push rod
8- first sleeve the second casing of 9-
10- nut 11- sealing ring
Specific embodiment
Below in conjunction with attached drawing, detailed description of the preferred embodiments.It should be understood that this place is retouched
The specific embodiment stated is merely to illustrate and explain the present invention, and is not intended to restrict the invention.
The present invention provides a kind of dust-proof clutch slave cylinders, wherein the dust-proof clutch slave cylinder includes cylinder body 1, described
Piston mechanism 13 is slideably equipped in cylinder body 1, the piston mechanism 13 includes sequentially connected piston head 4 and push rod 7, described
One end in piston head 4 far from the push rod 7 connects 1 inner wall of cylinder body by spring 2, and the piston head 4 is located at the cylinder
Inside body 1, the push rod 7 is at least partially disposed at outside the cylinder body 1, in the piston head 4 far from the push rod 7 end face with
The inner wall of the cylinder body 1 forms confined space, and the cylinder body 1 is equipped with the cylindrical air exhaust being connected with the confined space
Hole, the gas vent is interior to be equipped with exhaust apparatus, and the exhaust apparatus includes first sleeve 8, and the first sleeve 8 is in axial direction
Equipped with the through hole with internal thread structure, the second casing 9, the appearance of the first sleeve 8 are sheathed with outside the first sleeve 8
Face is connected with the inner surface of second casing 9 by annular filter plate, so that the outer surface of the first sleeve 8, second set
The inner surface of pipe 9 and the annular filter plate form the groove with annular opening, are filled with filter cotton, institute in the groove
Stating exhaust apparatus further includes threaded rod, and the helicitic texture on the threaded rod can be with the internal thread structure phase contract in the through hole
It closes, described threaded rod one end is fixed with nut 10, and the other end passes through the first sleeve 8.When exhaust, the threaded rod is reversed,
Its groove upper end opening is allowed to be communicated with the atmosphere, gas can be discharged or be discharged by the filtering of filter cotton, avoid dust and enter cylinder
Internal portion, meanwhile, the filter cotton in exhaust apparatus is easily replaced.
In a preferred embodiment of the invention, in order to improve the leakproofness of exhaust apparatus, in the nut 10
It is fitted with sealing ring 11 on the end face of the threaded rod, it is described when rotating the nut 10 close to the first sleeve 8
Sealing ring 11 can cover the annular opening for closing the groove.
In a kind of more preferably embodiment of the invention, gas is from the first sleeve 8 when being vented in order to prevent
Through hole discharge further increase filter effect and without the filtering of filter cotton, far from the nut in the threaded rod
Rubber ring 6 is posted on 10 end face.
In a preferred embodiment of the invention, the rubber ring 6 blocks the annular filter plate, shadow in order to prevent
Filter effect is rung, the diameter of the rubber ring 6 is greater than the maximum outside diameter of the threaded rod, and is less than the outer of the first sleeve 8
Diameter.
In a preferred embodiment of the invention, in order to improve the filter effect of exhaust apparatus, the filter cotton
For one of non-woven fabrics filter cotton, active carbon filter cotton or glass fiber filter cotton or a variety of.
In a preferred embodiment of the invention, dust enters inside the cylinder body 1 in order to prevent, is located at institute
It states and is cased with dirt-proof boot 5 on the push rod 7 outside cylinder body 1, described 5 one end of dirt-proof boot is fixed on the push rod 7, and the other end is fixed on
1 outer wall of cylinder body.
In a preferred embodiment of the invention, in order to improve the reset effect of spring 2, the number of the spring 2
Amount is 1-3, it is preferred that the stiffness factor of the spring 2 is not less than 180N/m.
A kind of specific embodiment according to the present invention, as depicted in figs. 1 and 2, the present invention provides it is a kind of it is dust-proof from
Clutch wheel cylinder, wherein the dust-proof clutch slave cylinder includes cylinder body 1, and piston mechanism 13 is slideably equipped in the cylinder body 1,
The piston mechanism 13 includes sequentially connected piston head 4 and push rod 7, and one end far from the push rod 7 is logical in the piston head 4
It crosses spring 2 and connects 1 inner wall of cylinder body, the piston head 4 is located inside the cylinder body 1, and the push rod 7 is at least partially disposed at institute
It states outside cylinder body 1, the inner wall of end face and the cylinder body 1 in the piston head 4 far from the push rod 7 forms confined space, institute
It states cylinder body 1 and is equipped with the cylindrical air exhaust hole being connected with the confined space, exhaust apparatus is equipped in the gas vent, it is described
Exhaust apparatus includes first sleeve 8, and the first sleeve 8 is in axial direction equipped with the through hole with internal thread structure, and described the
It is sheathed with the second casing 9 outside sleeve 8, the inner surface of the outer surface of the first sleeve 8 and second casing 9 passes through ring
Shape filter plate connection, so that the outer surface of the first sleeve 8, the inner surface of the second casing 9 and the annular filter plate form one
A groove with annular opening, the groove is interior to be filled with filter cotton, and the exhaust apparatus further includes threaded rod, the screw thread
Helicitic texture on bar can mutually agree with the internal thread structure in the through hole, and described threaded rod one end is fixed with nut 10,
The other end passes through the first sleeve 8, is fitted with sealing ring 11 on the end face of the threaded rod in the nut 10, works as rotation
When turning the nut 10 close to the first sleeve 8, the sealing ring 11 can cover and the annular opening of the groove, the screw thread
Rubber ring 6 is posted on end face in bar far from the nut 10, the maximum that the diameter of the rubber ring 6 is greater than the threaded rod is outer
Diameter, and it is less than the outer diameter of the first sleeve 8, dirt-proof boot 5, the dirt-proof boot are cased on the push rod 7 outside the cylinder body 1
5 one end are fixed on the push rod 7, and the other end is fixed on 1 outer wall of cylinder body.
It is described the prefered embodiments of the present invention in detail above in conjunction with attached drawing, still, the present invention is not limited to above-mentioned realities
The detail in mode is applied, within the scope of the technical concept of the present invention, a variety of letters can be carried out to technical solution of the present invention
Monotropic type, these simple variants all belong to the scope of protection of the present invention.
It is further to note that specific technical features described in the above specific embodiments, in not lance
In the case where shield, can be combined in any appropriate way, in order to avoid unnecessary repetition, the present invention to it is various can
No further explanation will be given for the combination of energy.
In addition, various embodiments of the present invention can be combined randomly, as long as it is without prejudice to originally
The thought of invention, it should also be regarded as the disclosure of the present invention.
Claims (8)
1. a kind of dust-proof clutch slave cylinder, which is characterized in that the dust-proof clutch slave cylinder includes cylinder body (1), the cylinder body (1)
Piston mechanism (13) slideably inside are equipped with, the piston mechanism (13) includes sequentially connected piston head (4) and push rod (7),
One end in the piston head (4) far from the push rod (7) connects cylinder body (1) inner wall, the piston head by spring (2)
(4) it is located inside the cylinder body (1), the push rod (7) is at least partially disposed at outside the cylinder body (1), in the piston head (4)
Far from the push rod (7) end face and the cylinder body (1) inner wall formed confined space, the cylinder body (1) be equipped with it is described
The cylindrical air exhaust hole that confined space is connected, the gas vent is interior to be equipped with exhaust apparatus, and the exhaust apparatus includes first set
It manages (8), the first sleeve (8) is in axial direction equipped with the through hole with internal thread structure, first sleeve (8) outer cover
Conjunction has the second casing (9), and the outer surface of the first sleeve (8) and the inner surface of second casing (9) pass through annular filter plate
Connection, so that the outer surface of the first sleeve (8), the inner surface of the second casing (9) and the annular filter plate form one
Groove with annular opening, the groove is interior to be filled with filter cotton, and the exhaust apparatus further includes threaded rod, the threaded rod
On helicitic texture can mutually agree with the internal thread structure in the through hole, described threaded rod one end is fixed with nut (10),
The other end passes through the first sleeve (8).
2. dust-proof clutch slave cylinder according to claim 1, which is characterized in that close to the screw thread in the nut (10)
Sealing ring (11) are fitted on the end face of bar, when rotating the nut (10) close to the first sleeve (8), the sealing ring
(11) annular opening for closing the groove can be covered.
3. dust-proof clutch slave cylinder according to claim 1 or 2, which is characterized in that far from the spiral shell in the threaded rod
Rubber ring (6) are posted on the end face of cap (10).
4. dust-proof clutch slave cylinder according to claim 3, which is characterized in that the diameter of the rubber ring (6) is greater than institute
The maximum outside diameter of threaded rod is stated, and is less than the outer diameter of the first sleeve (8).
5. dust-proof clutch slave cylinder according to claim 1, which is characterized in that the filter cotton be non-woven fabrics filter cotton,
One of active carbon filter cotton or glass fiber filter cotton are a variety of.
6. dust-proof clutch slave cylinder according to claim 1, which is characterized in that be located at the cylinder body (1) external push rod
(7) it is cased on dirt-proof boot (5), described dirt-proof boot (5) one end is fixed on the push rod (7), and the other end is fixed on the cylinder body
(1) outer wall.
7. dust-proof clutch slave cylinder according to claim 1, which is characterized in that the quantity of the spring (2) is 1-3.
8. dust-proof clutch slave cylinder according to claim 7, which is characterized in that the stiffness factor of the spring (2) is not small
In 180N/m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510976314.XA CN105485208B (en) | 2015-12-22 | 2015-12-22 | Dust-proof clutch slave cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510976314.XA CN105485208B (en) | 2015-12-22 | 2015-12-22 | Dust-proof clutch slave cylinder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105485208A CN105485208A (en) | 2016-04-13 |
| CN105485208B true CN105485208B (en) | 2019-06-07 |
Family
ID=55672404
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510976314.XA Active CN105485208B (en) | 2015-12-22 | 2015-12-22 | Dust-proof clutch slave cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105485208B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110081090B (en) * | 2019-04-25 | 2024-02-06 | 陕西法士特齿轮有限责任公司 | Bottom-pulling clutch slave cylinder |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2859475B2 (en) * | 1991-10-07 | 1999-02-17 | 和興産業株式会社 | Spin-on filter and element assembly for the filter |
| DE19718332A1 (en) * | 1997-04-30 | 1998-11-12 | Mannesmann Sachs Ag | Venting element for slave or master cylinder |
| CN202301541U (en) * | 2011-09-23 | 2012-07-04 | 芜湖恒坤汽车部件有限公司 | Dustproof vehicle clutch cylinder |
| CN202266409U (en) * | 2011-10-24 | 2012-06-06 | 山东双轮股份有限公司 | Air exhaust plug for liquid pump |
| CN203023145U (en) * | 2012-12-31 | 2013-06-26 | 浙江科尔泵业股份有限公司 | Deflation refueling filter of centrifugal pump |
| CN203374916U (en) * | 2013-05-31 | 2014-01-01 | 徐工集团工程机械股份有限公司道路机械分公司 | Novel vent plug |
| CN203580620U (en) * | 2013-11-30 | 2014-05-07 | 山推工程机械股份有限公司 | Vent cap for fuel tank |
| CN203979010U (en) * | 2014-07-01 | 2014-12-03 | 徐工集团工程机械股份有限公司 | The integrated pre-compressed air cleaner of a kind of way flow flow-through |
| CN204878425U (en) * | 2015-08-21 | 2015-12-16 | 南京轴承有限公司 | Hydraulic pressure release bearing wheel cylinder unit is with novel cushion valve formula air bleeder |
-
2015
- 2015-12-22 CN CN201510976314.XA patent/CN105485208B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN105485208A (en) | 2016-04-13 |
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