CN208252627U - A kind of hydraulic pressure separating bearing - Google Patents
A kind of hydraulic pressure separating bearing Download PDFInfo
- Publication number
- CN208252627U CN208252627U CN201820817548.9U CN201820817548U CN208252627U CN 208252627 U CN208252627 U CN 208252627U CN 201820817548 U CN201820817548 U CN 201820817548U CN 208252627 U CN208252627 U CN 208252627U
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- CN
- China
- Prior art keywords
- pump housing
- hydraulic pressure
- bleed passage
- pressure separating
- pipe portion
- 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.)
- Expired - Fee Related
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- 238000007789 sealing Methods 0.000 claims abstract description 27
- 238000003780 insertion Methods 0.000 claims abstract description 3
- 230000037431 insertion Effects 0.000 claims abstract description 3
- 230000000903 blocking effect Effects 0.000 claims description 9
- 239000012530 fluid Substances 0.000 abstract description 11
- 230000032683 aging Effects 0.000 abstract description 2
- 238000005299 abrasion Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Reciprocating Pumps (AREA)
Abstract
The utility model provides a kind of hydraulic pressure separating bearing, belongs to technical field of automobile accessories.It solves existing hydraulic pressure separating bearing sealed ring aging, and then oil pocket will not keep sealing, so that will lead to bearing stretches the technical problems such as not in place.This hydraulic pressure separating bearing, including the pump housing, piston, cylinder sleeve and bearing, oil pocket is formed between the outer wall of the pump housing and the inner wall of cylinder sleeve, piston is located in oil pocket, the bottom of cylinder sleeve is turned-out to roll over the fixing groove for being stamped and formed out U-shaped, the bottom of the pump housing has the fixation ring portion of opposite pump housing bottom protrusion, when the pump housing is set on cylinder sleeve, fixed ring portion can be embedded in fixing groove, the internal perisporium of fixed ring portion offers sliding slot in a ring, sealing ring is arranged in fixing groove, sealing ring can be embedded in sliding slot when in fixed ring portion insertion fixing groove.The utility model has the advantages that prevent the brake fluid in oil pocket from leaking.
Description
Technical field
The utility model belongs to technical field of automobile accessories, is related to a kind of hydraulic pressure separating bearing.
Background technique
Release bearing is one of the important component in automobile parts, and release bearing is one of the important accessory on automobile, it
Gearbox can be enabled smoothly to be linked into gear, since its oil pocket leakproofness not enough leads to oil leak on existing release bearing.
In one of Chinese patent literature [Authorization Notice No. CN2754661Y] Hydraulic Pressure Declutched Bearing Assembly,
Including cylinder body, piston, preloading spring and the release bearing being made of bearing outer ring, retainer, rolling element and bearing inner race, cylinder body
It is tightly connected with T shape guide sleeve, is that the internal control of cylinder body and the periphery wall of T shape guide sleeve constitute oil pocket, cylinder body is equipped with identical as oil pocket
Two oil ducts, piston is arranged in the oil pocket, and piston is connect with even standoff sleeve seal, and release bearing, which is arranged, to exist
Sleeve side simultaneously connects with bracket, and release bearing and clutch coaxial can be automatically adjusted by being equipped between sleeve and bearing outer ring
Radial clearance, disk spring are connected respectively at sleeve with bearing outer ring, and preloading spring is arranged between bracket and cylinder body, piston,
Sleeve drives release bearing to do axial reciprocating along guide sleeve and moves.Above structure due to the leakproofness between its pump housing and cylinder sleeve only by
One layer of sealing ring sealing, therefore oil pocket will not keep sealing if sealing ring aging, so that it is not in place to will lead to bearing stretching, extension.
Summary of the invention
The purpose of this utility model is the presence of the above problem in view of the prior art, proposes a kind of hydraulic pressure separating bearing,
The technical issues of the utility model solves is how to prevent the brake fluid in oil pocket from leaking.
The purpose of this utility model can be realized by the following technical scheme:
A kind of hydraulic pressure separating bearing, including the pump housing, piston, cylinder sleeve and bearing, the outer wall of the pump housing and the inner wall of cylinder sleeve
Between form oil pocket, the piston is located in oil pocket, which is characterized in that the bottom of the cylinder sleeve it is turned-out folding be stamped and formed out U-shaped
Fixing groove, the bottom of the pump housing has the fixation ring portion of opposite pump housing bottom protrusion, the institute when the pump housing is set on cylinder sleeve
Stating fixed ring portion can be embedded in fixing groove, and the internal perisporium of the fixed ring portion offers sliding slot in a ring, in the fixing groove
It is arranged with sealing ring, the sealing ring can be embedded in sliding slot when in fixed ring portion insertion fixing groove.
Fixing groove can also drop the pump housing while capable of providing enough cushion spaces for the brake fluid in oil pocket and be firmly fixed to
On cylinder sleeve, avoiding the pump housing from generating resonance when piston is mobile along oil pocket causes to generate abrasion, sealing ring between the pump housing and cylinder sleeve
Gap between the pump housing and cylinder sleeve can be sealed up, preventing the brake fluid in oil pocket from leaking causes bearing stretching, extension not in place, and sliding slot can be given
Enough tolerances are given to go to select different size of sealing ring.
In above-mentioned hydraulic pressure separating bearing, the side of the pump housing is equipped with deflation pipe portion one, and the deflation pipe portion one is remote
Side from the one end contacted with the pump housing has deflation pipe portion two, axially offers bleed passage in the deflation pipe portion one
One, the separate one end sealing contacted with the pump housing of the bleed passage is fixed with blocking head, and the deflation pipe portion two is axially opened
Equipped with bleed passage two, the bleed passage one is connected with bleed passage two, and the bleed passage two is separate and bleed passage
One end of one contact is equipped with exhaust bolt.Above structure can increase parking space of the gas in pipe, due to bleed passage one with
Angle between bleed passage two is rectangular, can not accomplish such technique with existing industrial technology, therefore in deflation pipe portion one
End directly opens up bleed passage one, then blocking head is blocked in end i.e. and can reach this purpose, and exhaust bolt can prevent the external world
Air containing sundries enters oil pocket and the blocking of oil pocket is caused also to prevent the brake fluid in oil pocket from letting out.
In above-mentioned hydraulic pressure separating bearing, the deflation pipe portion one tilts upward the side that the pump housing is arranged in, described to put
Tracheae portion two is arranged along the axial direction of the pump housing.Above structure can increase parking space of the gas in pipe, prevent extraneous containing miscellaneous
The air of object enters the blocking that oil pocket causes oil pocket.
In above-mentioned hydraulic pressure separating bearing, the blocking head is weldingly fixed on the passway of bleed passage one.The structure
Bleed passage one can be sealed up well, prevented brake fluid from letting out from passway and caused bearing cannot be in place.
In above-mentioned hydraulic pressure separating bearing, the side of the exhaust bolt vertically offers limit hole, the bleeder pipe
The side in portion two vertically offers location hole, and the side opposite with location hole offers locating slot on the bleed passage two, institute
Limit hole, location hole and locating slot is stated while to be interted by bolt.Bolt is also cross limit hole and location hole and locating slot energy
Exhaust bolt is fixed in bleed passage two well, prevents brake fluid from letting out from passway and causes bearing cannot be to
Position.
In above-mentioned hydraulic pressure separating bearing, the air inlet of the exhaust bolt, which goes out, is arranged with sealing element, the sealing element
It is interference fitted with the inner wall of bleed passage two.The structure can prevent from brake fluid from letting out from passway causing bearing cannot be to
Position.
Compared with prior art, this hydraulic pressure separating bearing has the advantages that prevent the brake fluid in oil pocket from leaking.
Detailed description of the invention
Fig. 1 is that this hydraulic pressure separating bearing faces schematic cross-sectional view.
In figure, 1, the pump housing；10, oil pocket；11, fixed ring portion；12, sliding slot；2, cylinder sleeve；20, fixing groove；3, piston；4, axis
It holds；5, sealing ring；6, deflation pipe portion one；60, bleed passage one；61, head is blocked；7, deflation pipe portion two；70, bleed passage two；
72, locating slot；8, exhaust bolt；81, sealing element；9, bolt.
Specific embodiment
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
As shown in Figure 1, hydraulic pressure separating bearing 4 includes the pump housing 1, piston 3, cylinder sleeve 2 and bearing 4, the outer wall and cylinder sleeve of the pump housing 1
Oil pocket 10 is formed between 2 inner wall, piston 3 is located in oil pocket 10, and the bottom of cylinder sleeve 2 turns down the fixing groove 20 for forming U-shaped outward,
The bottom of the pump housing 1 has the fixation ring portion 11 of opposite 1 bottom of pump housing protrusion, the fixed ring portion 11 when the pump housing 1 is set on cylinder sleeve 2
It can be embedded in fixing groove 20, the internal perisporium of fixed ring portion 11 offers sliding slot 12 in a ring, is arranged with sealing in fixing groove 20
Circle 5, when fixed ring portion 11 is embedded in fixing groove 20, sealing ring 5 can be embedded in sliding slot 12.
As shown in Figure 1, the side of the pump housing 1 is equipped with deflation pipe portion 1, the separate one end contacted with the pump housing 1 of deflation pipe portion 1
Side there is deflation pipe portion 27, axially offer bleed passage 1 in deflation pipe portion 1, bleed passage it is separate with
One end sealing that the pump housing 1 contacts is fixed with blocking head 61, and blocking head 61 is weldingly fixed on the passway of bleed passage 1, deflates
Pipe portion 27 axially offers bleed passage 2 70, and bleed passage 1 is connected with bleed passage 2 70, bleed passage two
70 separate one end contacted with bleed passage 1 are equipped with exhaust bolt 8, and deflation pipe portion 1, which tilts upward, is arranged in the pump housing 1
Side, deflation pipe portion 27 are arranged along the axial direction of the pump housing 1.
As shown in Figure 1, the side of exhaust bolt 8 vertically offers limit hole, the side of deflation pipe portion 27 is vertically offered
Location hole, the side opposite with location hole offers locating slot 72, limit hole, location hole and locating slot 72 on bleed passage 2 70
It can be interted simultaneously by bolt 9, the air inlet of exhaust bolt 8, which goes out, is arranged with sealing element 81, sealing element 81 and bleed passage 2 70
Inner wall interference fit.
The pump housing 1 can also drop in fixing groove 20 while capable of providing enough cushion spaces for the brake fluid in oil pocket 10 firmly solid
It is scheduled on cylinder sleeve 2, avoiding the pump housing 1 from generating resonance when piston 3 is mobile along oil pocket 10 causes to generate between the pump housing 1 and cylinder sleeve 2
Abrasion, sealing ring 5 can seal up the gap between the pump housing 1 and cylinder sleeve 2, and preventing the brake fluid in oil pocket 10 from leaking leads to bearing 4
Stretch not in place, sliding slot 12 can give enough tolerances and go to select different size of sealing ring 5.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Claims (6)
1. a kind of hydraulic pressure separating bearing, including the pump housing, piston, cylinder sleeve and bearing, the inner wall of the outer wall of the pump housing and cylinder sleeve it
Between form oil pocket, the piston is located in oil pocket, which is characterized in that the bottom of the cylinder sleeve it is turned-out folding be stamped and formed out U-shaped
Fixing groove, the bottom of the pump housing have the fixation ring portion of opposite pump housing bottom protrusion, when the pump housing is set on cylinder sleeve described in
Fixed ring portion can be embedded in fixing groove, and the internal perisporium of the fixed ring portion offers sliding slot in a ring, the fixing groove inner sleeve
Equipped with sealing ring, the sealing ring can be embedded in sliding slot when in fixed ring portion insertion fixing groove.
2. hydraulic pressure separating bearing according to claim 1, which is characterized in that the side of the pump housing is equipped with deflation pipe portion
One, the side of described separate one end contacted with the pump housing of deflation pipe portion one has deflation pipe portion two, edge in the deflation pipe portion one
It is axial offer bleed passage one, separate one end contact with the pump housing of the bleed passage, which seals, is fixed with blocking head, described
Deflation pipe portion two axially offers bleed passage two, and the bleed passage one is connected with bleed passage two, the deflation
The separate one end contacted with bleed passage one in channel two is equipped with exhaust bolt.
3. hydraulic pressure separating bearing according to claim 2, which is characterized in that the deflation pipe portion one tilts upward setting and exists
The side of the pump housing, the deflation pipe portion two are arranged along the axial direction of the pump housing.
4. hydraulic pressure separating bearing according to claim 2, which is characterized in that the blocking head is weldingly fixed on bleed passage
One passway.
5. hydraulic pressure separating bearing according to claim 2, which is characterized in that the side of the exhaust bolt vertically offers
Limit hole, the side of the deflation pipe portion two vertically offer location hole, opposite with location hole one on the bleed passage two
Side offers locating slot, and the limit hole, location hole and locating slot can be interted by bolt simultaneously.
6. hydraulic pressure separating bearing according to claim 2, which is characterized in that the air inlet of the exhaust bolt goes out to be arranged with
The inner wall of sealing element, the sealing element and bleed passage two is interference fitted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820817548.9U CN208252627U (en) | 2018-05-29 | 2018-05-29 | A kind of hydraulic pressure separating bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820817548.9U CN208252627U (en) | 2018-05-29 | 2018-05-29 | A kind of hydraulic pressure separating bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208252627U true CN208252627U (en) | 2018-12-18 |
Family
ID=64652653
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820817548.9U Expired - Fee Related CN208252627U (en) | 2018-05-29 | 2018-05-29 | A kind of hydraulic pressure separating bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208252627U (en) |
-
2018
- 2018-05-29 CN CN201820817548.9U patent/CN208252627U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 314200, Cao 1083 Road, Cao Qiao street, Jiaxing, Zhejiang, Pinghu Patentee after: Zhejiang birui Auto Parts Co.,Ltd. Address before: 314214, Cao 1083 Road, Cao Qiao street, Jiaxing, Zhejiang, Pinghu Patentee before: ZHEJIANG BORRY AUTO PARTS Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181218 |