CN207311408U - A kind of high-pressure brake liquid holding vessel - Google Patents
A kind of high-pressure brake liquid holding vessel Download PDFInfo
- Publication number
- CN207311408U CN207311408U CN201721113449.4U CN201721113449U CN207311408U CN 207311408 U CN207311408 U CN 207311408U CN 201721113449 U CN201721113449 U CN 201721113449U CN 207311408 U CN207311408 U CN 207311408U
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- CN
- China
- Prior art keywords
- tank body
- piston
- face
- holding vessel
- compression spring
- 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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Abstract
The utility model discloses a kind of high-pressure brake liquid holding vessel, wherein, including tank body, piston and compression spring；The piston is slidably mounted in the tank body, and the piston is connected with the inner wall sealing of the tank body；The inner space of the tank body is separated into hydraulic cavities and atmospheric pressure cavity by the piston；The compression spring is installed in the atmospheric pressure cavity, and the first end of the compression spring is connected with the piston, and the second end of the compression spring is connected with the inner face of the tank body；The tank body is equipped with the fluid apertures for being used for connecting with external hydraulic system, and the fluid apertures and the hydraulic chamber into communication；The tank body is prismatic tubular structure.The utility model can continue to provide high-pressure brake liquid, and occupy little space.
Description
Technical field
It the utility model is related to hydraulic transmission technology field, more particularly to a kind of high-pressure brake liquid holding vessel.
Background technology
The effect of high-pressure brake liquid holding vessel is for storing the high-pressure brake liquid come out from hydraulic pump, when needing braking
High-pressure brake liquid is discharged, makes brake system response rapid, and hydraulic pump is worked always.This requires high-pressure brake liquid
Holding vessel can also reach the maximum pressure of braking needs after the brake fluid of release swept volume.
In the prior art, mainly by high-pressure brake liquid holding vessel increase an elastic membrane, can elastic membrane will make
Hydrodynamic holding vessel is divided into hydraulic cavities and atmospheric pressure cavity, and hydraulic cavities are connected with external hydraulic system, for storing brake fluid；Atmospheric pressure cavity is close
Envelope, when needing to store brake fluid, brake fluid is flowed into hydraulic cavities, and extrudes elastic membrane, and the liquid in atmospheric pressure cavity is compressed；
When needing high-pressure brake liquid in external hydraulic system, provided by discharging the brake fluid of hydraulic pressure intracavitary for external hydraulic system
Pressure.
Although it can achieve the purpose that to store high-pressure brake liquid, as brake fluid constantly discharges, gas in the prior art
The volume of pressure intracavitary becomes larger, and the pressure in atmospheric pressure cavity diminishes, and the pressure in hydraulic cavities diminishes.Deficiency thinks that external hydraulic system carries
For sufficiently large pressure, in order to meet pressure requirements, the volume of high pressure liquid holding vessel must be just made to very big, occupied space compared with
Greatly.
Utility model content
The purpose of this utility model is to provide a kind of high-pressure brake liquid holding vessel, to solve the problems of the prior art, energy
Occupied space is enough saved, and the brake fluid of elevated pressures is persistently provided.
The utility model provides a kind of high-pressure brake liquid holding vessel, wherein, including tank body, piston and compression spring；
The piston is slidably mounted in the tank body, and the piston is connected with the inner wall sealing of the tank body；
The inner space of the tank body is separated into hydraulic cavities and atmospheric pressure cavity by the piston；
The compression spring is installed in the atmospheric pressure cavity, and the first end of the compression spring is connected with the piston,
The second end of the compression spring is connected with the inner face of the tank body；
The tank body is equipped with the fluid apertures for being used for connecting with external hydraulic system, and the fluid apertures connects with the hydraulic cavities
It is logical；
The tank body is prismatic tubular structure.
High-pressure brake liquid holding vessel as described above, these, it is preferred to, the connection of the tank body and the compression spring
Place is outwards recessed, and forms gas chamber.
High-pressure brake liquid holding vessel as described above, these, it is preferred to, the piston is the tubular knot of one end open
Structure, and the opening of the piston is towards the atmospheric pressure cavity.
High-pressure brake liquid holding vessel as described above, these, it is preferred to, the periphery of the piston is equipped with annular groove,
Sealing ring is equipped with the annular groove.
High-pressure brake liquid holding vessel as described above, these, it is preferred to, the groove width of the annular groove is along from slot bottom to groove
The direction of mouth tapers into.
High-pressure brake liquid holding vessel as described above, these, it is preferred to, the periphery of the sealing ring includes first successively
Face, the second face, the 3rd face and fourth face, the side wall of the first face and the 3rd face respectively with the annular groove are bonded, second face
It is bonded with the bottom surface of the annular groove, the fourth face is raised arcwall face.
The utility model provides pressure jointly by compression spring and compressed gas, stores and makes in high-pressure brake liquid holding vessel
During hydrodynamic, brake fluid is flowed into hydraulic cavities by fluid apertures, and with the inflow of brake fluid, piston moves, so that compression spring,
The gas of compression gas-pressure intracavitary at the same time.When external hydraulic system needs high-pressure brake liquid, at this time, in compression spring and compressed gas
Under the collective effect of body, piston is moved to hydraulic cavities, and the brake fluid in hydraulic cavities is extruded out of fluid apertures, so as to be outer liquid
Pressure system provides highly pressurised liquid.During being discharged in brake fluid, pressure is provided jointly by spring and compressed gas, can
When discharging brake fluid, the brake fluid of elevated pressures is persistently provided.Compared with the prior art, there is provided with the braking of the big pressure of phase sample
Liquid, the small volume of tank body used.
Brief description of the drawings
Fig. 1 is the structure diagram for the high-pressure brake liquid holding vessel that the utility model embodiment proposes；
Fig. 2 is the partial enlarged view at A in Fig. 1；
Fig. 3 is the schematic cross-section for the sealing ring that the utility model embodiment proposes；
Description of reference numerals：
1- tank bodies, 2- pistons, 3- compression springs, 4- hydraulic cavities, 5- atmospheric pressure cavities, 6- fluid apertures, 7- gas chambers, 8- annular grooves, 9-
Sealing ring, the first faces of 10-, the second faces of 11-, the 3rd faces of 12-, 13- fourth faces.
Embodiment
The embodiment of the utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element is represented to same or similar label eventually or there is same or like element.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and is only used for explaining the utility model, and cannot be construed to the utility model
Limitation.
Fig. 1 is the structure diagram for the high-pressure brake liquid holding vessel that the utility model embodiment proposes；Fig. 2 is figure
Partial enlarged view in 1 at A；Fig. 3 is the schematic cross-section for the sealing ring that the utility model embodiment proposes；It refer to
Fig. 1 to Fig. 3, the utility model embodiment propose a kind of high-pressure brake liquid holding vessel, wherein, including tank body 1, piston
2 and compression spring 3；The piston 2 is slidably mounted in the tank body 1, and the inner wall of the piston 2 and the tank body 1
It is tightly connected；The inner space of the tank body 1 is separated into hydraulic cavities 4 and atmospheric pressure cavity 5 by the piston 2；The compression spring 3 is pacified
In the atmospheric pressure cavity 5, and the first end of the compression spring 3 is connected with the piston 2, and the second of the compression spring 3
End is connected with the inner face of the tank body 1；The tank body 1 is equipped with the fluid apertures 6 for being used for connecting with external hydraulic system, and institute
Fluid apertures 6 is stated to connect with the hydraulic cavities 4；The tank body 1 is prismatic tubular structure.
When it is implemented, when high-pressure brake liquid holding vessel stores brake fluid, brake fluid is flowed into hydraulic cavities 4 by fluid apertures
Interior, with the inflow of brake fluid, piston moves, so that compression spring 3, while the gas in compression gas-pressure chamber 5.Work as outside
When hydraulic system needs high-pressure brake liquid, at this time, under the collective effect of compression spring 3 and compressed gas, piston 2 is to hydraulic cavities
4 movements, and the brake fluid in hydraulic cavities 4 is extruded out of fluid apertures 6, so as to provide highly pressurised liquid for external hydraulic system.Due to
During brake fluid discharges, pressure is provided jointly by spring 3 and compressed gas, can persistently be carried when discharging brake fluid
For the brake fluid of elevated pressures.Compared with the prior art, there is provided with the brake fluid of the big pressure of phase sample, the volume of tank body used compared with
It is small.
As a kind of preferred embodiment, the junction of the tank body 1 and the compression spring 3 is outwards recessed, and forms gas chamber 7.
In this way, when liquid is flowed into hydraulic cavities 4, when external pressure is excessive, piston 2 is pressed on the inner face of tank body 1 when,
Gas in atmospheric pressure cavity 5 is entered in gas chamber 7 and not recompressed, and at this time, piston 2 is abutted directly against on the inner face of tank body 1, can
Effectively prevent from pressure excessive to cause to damage for the sealing between piston 2 and tank body 1.
As a kind of preferred embodiment, the piston 2 is the tubular structure of one end open, and the opening direction of the piston 2
The atmospheric pressure cavity 5.When it is implemented, the edge of 2 opening of piston is equipped with rubber ring, when the openend of piston 2 is pressed
Tightly when on the inner wall of tank body 1, it can ensure to be formed between piston 2 and tank body 1 multiple-sealed.Further, the piston 2
Periphery be equipped with annular groove 8, is equipped with sealing ring 9 in the annular groove 8.Specifically, the number of the annular groove 8 is multiple.
Specifically, the groove width of the annular groove 8 is tapered into along the direction from slot bottom to notch.It so, it is possible to ensure 9 clamping of sealing ring
In annular groove 8.More specifically, the periphery of the sealing ring 9 is by the first face 10, the second face 11, the 3rd face 12 and fourth face 13
Surround, the side wall of the first face 10 and the 3rd face 12 respectively with the annular groove 8 is bonded, second face 11 and the annular groove 8
Bottom surface fitting, the fourth face 13 is raised arcwall face.The arcwall face is bonded with the inner wall of the tank body 1.In this way, energy
Enough form good sealing.Under natural conditions, the ultimate range between the second face 11 and fourth face 13 is more than the annular electromechanics 8
Depth.
The structure, feature and effect of the utility model are described in detail based on the embodiments shown in the drawings, with
Upper described is only the preferred embodiment of the utility model, but the utility model is to limit practical range shown in drawing, it is every according to
The change that conception according to the utility model is made, or the equivalent embodiment of equivalent variations is revised as, still without departing from specification and figure
When showing covered spirit, it should be within the protection scope of the present utility model.
Claims (6)
1. a kind of high-pressure brake liquid holding vessel, it is characterised in that including tank body, piston and compression spring；
The piston is slidably mounted in the tank body, and the piston is connected with the inner wall sealing of the tank body；It is described
The inner space of the tank body is separated into hydraulic cavities and atmospheric pressure cavity by piston；
The compression spring is installed in the atmospheric pressure cavity, and the first end of the compression spring is connected with the piston, described
The second end of compression spring is connected with the inner face of the tank body；
The tank body is equipped with the fluid apertures for being used for connecting with external hydraulic system, and the fluid apertures and the hydraulic chamber into communication；
The tank body is prismatic tubular structure.
2. high-pressure brake liquid holding vessel according to claim 1, it is characterised in that the tank body and the compression spring
Junction is outwards recessed, and forms gas chamber.
3. high-pressure brake liquid holding vessel according to claim 1, it is characterised in that the piston is the tubular of one end open
Structure, and the opening of the piston is towards the atmospheric pressure cavity.
4. high-pressure brake liquid holding vessel according to claim 3, it is characterised in that the periphery of the piston is equipped with annular
Groove, the annular groove is interior to be equipped with sealing ring.
5. high-pressure brake liquid holding vessel according to claim 4, it is characterised in that the groove width of the annular groove is along from slot bottom
Tapered into the direction of notch.
6. high-pressure brake liquid holding vessel according to claim 5, it is characterised in that the periphery of the sealing ring includes successively
First face, the second face, the 3rd face and fourth face, the side wall of the first face and the 3rd face respectively with the annular groove are bonded, and described
Two faces are bonded with the bottom surface of the annular groove, and the fourth face is raised arcwall face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721113449.4U CN207311408U (en) | 2017-09-01 | 2017-09-01 | A kind of high-pressure brake liquid holding vessel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721113449.4U CN207311408U (en) | 2017-09-01 | 2017-09-01 | A kind of high-pressure brake liquid holding vessel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207311408U true CN207311408U (en) | 2018-05-04 |
Family
ID=62384816
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721113449.4U Expired - Fee Related CN207311408U (en) | 2017-09-01 | 2017-09-01 | A kind of high-pressure brake liquid holding vessel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207311408U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112284610A (en) * | 2020-10-14 | 2021-01-29 | 山东交通学院 | Gas tank for detecting automobile pressure sensor |
-
2017
- 2017-09-01 CN CN201721113449.4U patent/CN207311408U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112284610A (en) * | 2020-10-14 | 2021-01-29 | 山东交通学院 | Gas tank for detecting automobile pressure sensor |
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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: 20180504 Termination date: 20190901 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |