CN207089283U - A kind of oil-gas separated-type master cylinder - Google Patents
A kind of oil-gas separated-type master cylinder Download PDFInfo
- Publication number
- CN207089283U CN207089283U CN201720990529.1U CN201720990529U CN207089283U CN 207089283 U CN207089283 U CN 207089283U CN 201720990529 U CN201720990529 U CN 201720990529U CN 207089283 U CN207089283 U CN 207089283U
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- CN
- China
- Prior art keywords
- oil
- pump housing
- piston
- push rod
- master cylinder
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- 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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- Valves And Accessory Devices For Braking Systems (AREA)
Abstract
The utility model discloses a kind of oil-gas separated-type master cylinder, including the pump housing, the inside of the pump housing is provided with pressurization storehouse, the right side of the pump housing is provided with push rod, inner right side of the left side of the push rod located at the pressurization storehouse, the left end of the push rod is connected with institute piston rod by way of welding, the push rod is horizontally disposed with the pump housing, the inner right side of the pump housing is provided with leakage preventing plug, the leakage preventing plug is connected with the surface of the push rod and the inside in the pressurization storehouse by the way of inlaying, fluid reservoir is provided with the upside of the middle part of the pump housing, the bottom of the fluid reservoir is connected with the pressurization storehouse, the left upper portion of the pump housing is provided with gs-oil separator, positive check valve is connected with the left of the gs-oil separator, the left lower of the pump housing is connected with anti-check valve.It is provided with gs-oil separator in the pump housing, the air remained in the pump housing can be discharged the pump housing during routine use, can effectively prevented because having air in the pump housing and causing the phenomenon of brake failure.
Description
Technical field
Automobile brake technical field is the utility model is related to, specially a kind of oil-gas separated-type master cylinder.
Background technology
Master cylinder, also known as " master cylinder ", " master cylinder ", it is primary mating portion part of vehicle brakes.Root
Two kinds of gas brake master cylinder and oily brake master cylinder are also classified into according to different vehicles, generally the master cylinder majority of passenger car uses
It is oily brake master cylinder.
After master cylinder is long-term when, the inside of the pump housing can enter some gases, and there is meeting after gas the inside of the pump housing
Cause brake force poor, braking distance greatly prolongs, and serious can also cause brake failure, and existing master cylinder needs to arrange after air inlet
Gas, exhaust work need two people to operate, wasted time and energy.
Utility model content
The purpose of this utility model is to provide a kind of oil-gas separated-type master cylinder, solved proposed in background technology
The problem of.
To achieve the above object, the utility model provides following technical scheme：A kind of oil-gas separated-type master cylinder, including
The pump housing, the inside of the pump housing are provided with pressurization storehouse, and the right side of the pump housing is provided with push rod, and the left side of the push rod adds located at described
Press the inner right side in storehouse, the left end of the push rod is connected with institute piston rod by way of welding, the push rod and the pump housing
Horizontally disposed, the inner right side of the pump housing is provided with leakage preventing plug, surface and the pressurization storehouse of the leakage preventing plug with the push rod
Inside connected by the way of inlaying, be provided with fluid reservoir on the upside of the middle part of the pump housing, the bottom of the fluid reservoir with it is described
The connection of pressurization storehouse, the left upper portion of the pump housing are provided with gs-oil separator, original are connected with the left of the gs-oil separator
To valve, the left lower of the pump housing is connected with anti-check valve.
As a kind of preferred embodiment of the present utility model, the left side in the pressurization storehouse is provided with back-moving spring, described multiple
Position spring horizontal fixes the left-hand face with the pressurization storehouse, and the right side of the back-moving spring is provided with the piston rod.
As a kind of preferred embodiment of the present utility model, first piston is provided with the left of the stage casing of the back-moving spring,
The right side of the first piston is provided with second piston, and piston skin is equipped with the middle part of the first piston and the second piston
Bowl, the first piston use anti-corrosive rubber material with the second piston.
As a kind of preferred embodiment of the present utility model, the top of the gs-oil separator is provided with gas outlet, described
The inside of gas outlet is provided with pressurize check-valves, and the bottom of the gs-oil separator is provided with oil inlet, the gs-oil separator it is interior
Portion is provided with oil-gas separating core, and the top of the oil-gas separating core is provided with mist eliminator by way of adhesion, the mist eliminator
Lower section is provided with oil return pipe, and the oil return pipe is vertical at the inside of the oil-gas separating core.
As a kind of preferred embodiment of the present utility model, the left lower of the oil-gas separating core connects the original
To valve.
Compared with prior art, the beneficial effects of the utility model are as follows：
1. the utility model, gs-oil separator is provided with the centre in pressurization storehouse and positive check valve, piston is to pressurization storehouse
After interior brake fluid pressurization, brake fluid enters gs-oil separator, carries out Oil-gas Separation, and the oil separated enters positive check valve, and
Gas side is discharged by gas outlet, and can effectively prevent the pump housing has retained air, reduces potential safety hazard.
2. positive check valve and anti-check valve are provided with, the phenomenon that brake fluid will not be caused to flow back when normal use,
Prevent and the phenomenon of pressure release occur when brake.
Brief description of the drawings
Fig. 1 is a kind of oil-gas separated-type master cylinder structure chart of the utility model；
Fig. 2 is a kind of oil-gas separated-type master cylinder oil-gas separator structure figure of the utility model.
In figure:The 1- pump housings, 2- push rods, 3- piston rods, 4- fluid reservoirs, 5- gs-oil separators, the positive check valves of 6-, 7- reset bullet
Spring, 8- pressurizations storehouse, 9- leakage preventing plugs, 31- first pistons, 32- second pistons, 33- piston cups, 51- gas outlets, 52- oil inlets,
53- oil-gas separating cores, 54- oil return pipes, 55- mist eliminators, 56- pressurize check-valves, the anti-check valves of 61-.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Referring to Fig. 1, the utility model provides a kind of technical scheme：A kind of oil-gas separated-type master cylinder, including the pump housing
1, the inside of the pump housing 1 is provided with pressurization storehouse 8, and the right side of the pump housing 1 is provided with push rod 2, and the left side of the push rod 2 is located at described
Pressurize the inner right side in storehouse 8, the left end of the push rod 2 is connected with institute piston rod 3 by way of welding, the push rod 2 and institute
It is horizontally disposed to state the pump housing 1, the inner right side of the pump housing 1 is provided with leakage preventing plug 9, the surface of the leakage preventing plug 9 and the push rod 2 and
The inside in the pressurization storehouse 8 is connected by the way of inlaying, and fluid reservoir 4, the fluid reservoir are provided with the upside of the middle part of the pump housing 1
4 bottom is connected with the pressurization storehouse 8, and the left upper portion of the pump housing 1 is provided with gs-oil separator 5, the gs-oil separator 5
Left side is connected with positive check valve 6, and the left lower of the pump housing is connected with anti-check valve 61.
Referring to Fig. 1, as a kind of preferable technical scheme in the present embodiment, it is provided with by the left side in the pressurization storehouse 8
Back-moving spring 7, the horizontal fixed left-hand face with the pressurization storehouse 8 of back-moving spring 7, and the right side of the back-moving spring 7
Provided with the piston rod 3；Back-moving spring 7 is that piston rod 3 provides screen resilience.
Referring to Fig. 1, as a kind of preferable technical scheme in the present embodiment, it is left by the stage casing of the back-moving spring 7
Side is provided with first piston 31, and the right side of the first piston 31 is provided with second piston 32, the first piston 31 and described second
The middle part of piston 32 is equipped with piston cup 33, and the first piston 31 uses anti-corrosive rubber material with the second piston 32
Matter；Piston cup 33 serves the effect for preventing oil leak.
Referring to Fig. 2, as a kind of preferable technical scheme in the present embodiment, pass through the top of the gs-oil separator 5
Provided with gas outlet 51, the inside of the gas outlet 51 is provided with pressurize check-valves 56, and the bottom of the gs-oil separator 5 is provided with oil-feed
Mouthfuls 52, the inside of the gs-oil separator 5 is provided with oil-gas separating core 53, the side that the top of the oil-gas separating core 53 passes through adhesion
Formula is provided with mist eliminator 55, and the lower section of the mist eliminator 55 is provided with oil return pipe 54, and the oil return pipe 54 is vertical at the oil gas
The inside of separating core 53；Gs-oil separator 5 can be filtered and discharged to the air inside the pump housing 1.
Referring to Fig. 2, as a kind of preferable technical scheme in the present embodiment, pass through the left side of the oil-gas separating core 53
The bottom connection positive check valve 6；Brake fluid after oil-gas separating core 53 filters directly enters the positive check valve 6 of figure.
Use process：When user of service needs to brake simultaneously depression of brake pedal, push rod 2 can move to the left, and promote
Piston rod 3, the brake fluid that first piston 31 and second piston 32 on piston rod 3 can be in 8 pairs of pressurization storehouses are pressurizeed, after pressurization
Brake fluid enter gs-oil separator 5, oil-gas separating core 53 carries out hydrocarbon filter, mistake to the brake fluid for entering gs-oil separator 5
The brake fluid that filter is completed enters positive check valve 6, and exports, and air side is discharged to the outside of the pump housing 1, piston rod 3 by gas outlet 51
Meeting back-moving spring 7 presses after moving a segment distance to the left, when user of service loosens the brake, back-moving spring 7
Screen resilience can promote piston rod 3 to the right, and make its reset.
Finally it should be noted that：Preferred embodiment of the present utility model is the foregoing is only, is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it can still modify to the technical scheme described in foregoing embodiments, or to which part technical characteristic
Carry out equivalent substitution.All any modification, equivalent substitution and improvements within the spirit and principles of the utility model, made etc.,
It should be included within the scope of protection of the utility model.
Claims (5)
1. a kind of oil-gas separated-type master cylinder, including the pump housing（1）, it is characterised in that：The pump housing（1）Inside be provided with pressurization
Storehouse（8）, the pump housing（1）Right side be provided with push rod（2）, the push rod（2）Left side be located at the pressurization storehouse（8）Inside it is right
Side, the push rod（2）Left end and institute's piston rod（3）Connected by way of welding, the push rod（2）With the pump housing（1）
It is horizontally disposed, the pump housing（1）Inner right side be provided with leakage preventing plug（9）, the leakage preventing plug（9）With the push rod（2）Surface
With the pressurization storehouse（8）Inside connected by the way of inlaying, the pump housing（1）Middle part on the upside of be provided with fluid reservoir（4）, institute
State fluid reservoir（4）Bottom and the pressurization storehouse（8）Connection, the pump housing（1）Left upper portion be provided with gs-oil separator（5）,
The gs-oil separator（5）Left side be connected with positive check valve（6）, the left lower of the pump housing is connected with anti-check valve
（61）.
A kind of 2. oil-gas separated-type master cylinder according to claim 1, it is characterised in that：The pressurization storehouse（8）A left side
Side is provided with back-moving spring（7）, the back-moving spring（7）Level is fixed and the pressurization storehouse（8）Left-hand face, and the reset
Spring（7）Right side be provided with the piston rod（3）.
A kind of 3. oil-gas separated-type master cylinder according to claim 2, it is characterised in that：The back-moving spring（7）'s
First piston is provided with the left of stage casing（31）, the first piston（31）Right side be provided with second piston（32）, the first piston
（31）With the second piston（32）Middle part be equipped with piston cup（33）, the first piston（31）With the second piston
（32）Using anti-corrosive rubber material.
A kind of 4. oil-gas separated-type master cylinder according to claim 1, it is characterised in that：The gs-oil separator（5）
Top be provided with gas outlet（51）, the gas outlet（51）Inside be provided with pressurize check-valves（56）, the gs-oil separator（5）
Bottom be provided with oil inlet（52）, the gs-oil separator（5）Inside be provided with oil-gas separating core（53）, the oil-gas separating core
（53）Top mist eliminator is provided with by way of adhesion（55）, the mist eliminator（55）Lower section be provided with oil return pipe（54）,
The oil return pipe（54）It is vertical at the oil-gas separating core（53）Inside.
A kind of 5. oil-gas separated-type master cylinder according to claim 4, it is characterised in that：The oil-gas separating core（53）
Left lower connect the positive check valve（6）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720990529.1U CN207089283U (en) | 2017-08-09 | 2017-08-09 | A kind of oil-gas separated-type master cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720990529.1U CN207089283U (en) | 2017-08-09 | 2017-08-09 | A kind of oil-gas separated-type master cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207089283U true CN207089283U (en) | 2018-03-13 |
Family
ID=61544328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720990529.1U Expired - Fee Related CN207089283U (en) | 2017-08-09 | 2017-08-09 | A kind of oil-gas separated-type master cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207089283U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109027652A (en) * | 2018-09-17 | 2018-12-18 | 长兴鸿运织造有限公司 | A kind of lubricating arrangement on Weaving device |
| CN110822267A (en) * | 2019-11-29 | 2020-02-21 | 含山县承力铸造厂 | Lubricating grease feeding structure of automobile brake pump body |
-
2017
- 2017-08-09 CN CN201720990529.1U patent/CN207089283U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109027652A (en) * | 2018-09-17 | 2018-12-18 | 长兴鸿运织造有限公司 | A kind of lubricating arrangement on Weaving device |
| CN109027652B (en) * | 2018-09-17 | 2024-06-04 | 岳阳祥恒纺织有限公司 | Lubricating arrangement on weaving equipment |
| CN110822267A (en) * | 2019-11-29 | 2020-02-21 | 含山县承力铸造厂 | Lubricating grease feeding structure of automobile brake pump body |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180313 Termination date: 20180809 |
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| CF01 | Termination of patent right due to non-payment of annual fee |