CN102062243A - Overflow valve of vehicle or construction machinery brake system - Google Patents
Overflow valve of vehicle or construction machinery brake system Download PDFInfo
- Publication number
- CN102062243A CN102062243A CN 201010598283 CN201010598283A CN102062243A CN 102062243 A CN102062243 A CN 102062243A CN 201010598283 CN201010598283 CN 201010598283 CN 201010598283 A CN201010598283 A CN 201010598283A CN 102062243 A CN102062243 A CN 102062243A
- Authority
- CN
- China
- Prior art keywords
- spring
- valve
- relief
- spring seat
- lower shell
- 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.)
- Pending
Links
Landscapes
- Safety Valves (AREA)
Abstract
The invention discloses an overflow valve of a vehicle or construction machinery brake system. The overflow valve comprises an upper shell, a lower shell, an air inlet, an exhaust port channel and an overflow pressure adjustment part, wherein the exhaust port channel comprises a check valve arranged in the lower shell, and the conduction direction of the exhaust port channel is from the air inlet to an exhaust port; the overflow pressure adjustment part is arranged in the upper shell and provided with a membrane arranged on a combination surface of the upper shell and the lower shell; and the membrane is used for partitioning the air inlet from the exhaust channel in a non-overflow state. By adopting the technical scheme, the structure of the traditional product is improved and updated, thereby the reliability of the product is improved, the production structure is simplified, the production period is shortened, the cost is reduced, the capacity and the properties of the product are improved, the phenomenon of multiple leaks is avoided and the service life of the product is prolonged. Thus the invention lays the foundation for the mass assembly of various types of vehicles.
Description
Technical field
The invention belongs to the technical field of automobile and engineering machinery, relate to the technology of the braking system of automobile and engineering machinery, more particularly, the present invention relates to the relief valve of automobile and engineering machinery braking system.
Background technique
In the prior art, the relief valve internal structure complexity of automobile and engineering machinery braking system, cost is higher; Easily cause leakage phenomenon, influence product performance.
Summary of the invention
Problem to be solved by this invention provides the relief valve of a kind of automobile and engineering machinery braking system, its objective is to improve the relief valve reliability of products.
To achieve these goals, the technological scheme taked of the present invention is:
The relief valve of automobile provided by the present invention and engineering machinery braking system, comprise upper shell, lower shell body, suction port, exhaust port passageways, oil pressure relief setting part, described exhaust port passageways comprises the one-way valve that is located in the described lower shell body, and its conducting direction is to relief opening by suction port; Described oil pressure relief is set up part and is located in the described upper shell, described oil pressure relief is set up part and is established barrier film, described barrier film is established on the junction plane of described upper shell and lower shell body, and described barrier film separates described suction port and exhaust passage under the state of not overflow.
Described one-way valve comprises one-way cock assembly, check valve spring, spring seat and back-up ring, described one-way cock assembly and described spring seat are for being slidingly matched, described check valve spring is enclosed within on the described spring seat, and the end of described check valve spring is against on the step surface of described one-way cock assembly, and described one-way cock assembly is the spool of air-flow path valve.
Described oil pressure relief is set up part and also is provided with pressure adjusting spring, spring guide, pressure adjusting spring seat and pressure regulating screw, described pressure adjusting spring is located in the spring guide, described spring guide contacts with described barrier film, described pressure adjusting spring is located by described pressure adjusting spring seat, described pressure regulating screw and described pressure adjusting spring seated connection touch, and establish adjusting nut on described pressure regulating screw.
The present invention adopts technique scheme, structure to existing product is carried out Transform Type design and update, improved reliability of products, simplified product structure, shortened the manufacture cycle, reduced cost, the production capacity and the performance of product have been improved, the phenomenon of having avoided many places to leak, thereby the working life of improving product are for the assembling in enormous quantities of various vehicle lays the foundation.
Description of drawings
Below expressed content of the accompanying drawing of this specification and the mark among the figure are made brief description:
Fig. 1 is a structure cross-sectional schematic of the present invention.
Be labeled as among the figure:
1, one-way cock assembly, 2, check valve spring, 3, spring seat, 4, spring seat, 5, back-up ring, 6, lower shell body, 7, every mould, 8, spring guide, 9, pressure adjusting spring, 10, the pressure adjusting spring seat, 11, upper shell, 12, pressure regulating screw, 13, adjusting nut, 14, screw, 15, spring washer.
Embodiment
Contrast accompanying drawing below, by description to embodiment, to effect and working principle, the manufacturing process of the mutual alignment between the shape of the specific embodiment of the present invention such as related each member, structure, the each several part and annexation, each several part and manipulate method etc., be described in further detail, inventive concept of the present invention, technological scheme had more complete, accurate and deep understanding to help those skilled in the art.
The of the present invention structure expressed as Fig. 1 is the relief valve of a kind of automobile and engineering machinery braking system, comprises upper shell 11, lower shell body 6, suction port, exhaust port passageways, oil pressure relief setting part.Relief valve is threaded with pipeline by intake interface, realizes gas delivery.
In order to solve the problem that exists at the described present known technology of this specification background technique part and to overcome its defective, realize improving the goal of the invention of relief valve reliability of products, the technological scheme that the present invention takes is:
The relief valve of automobile provided by the present invention and engineering machinery braking system, described exhaust port passageways comprise the one-way valve that is located in the described lower shell body 6, and its conducting direction is to relief opening by suction port; Described oil pressure relief is set up part and is located in the described upper shell 11, described oil pressure relief is set up part and is established barrier film 7, described barrier film 7 is established on the junction plane of described upper shell 11 and lower shell body 6, and described barrier film 7 separates described suction port and exhaust passage under the state of not overflow.
Barrier film 7 all is in the contact seal state with the valve port of lower shell body 6 and the valve port of one-way cock assembly 1 and lower shell body 6.To the air inlet of relief valve suction port, when air pressure reaches one regularly, air pressure upwards promotes part 7 barrier films, one-way cock assembly 1 is promoted to the right again, makes the disengaging of valve and valve port.
The present invention carries out Transform Type design and update to the structure of existing product, has improved reliability of products, and the present invention reduces cost, and improves performance, has avoided having more the phenomenon of leakage, thereby improves the performance and the working life of product.Simplified product structure, shortened the manufacture cycle, improved the production capacity and the performance of product, reduced purchase cost, for the assembling in enormous quantities of various vehicle lays the foundation.
One-way valve of the present invention comprises one-way cock assembly 1, check valve spring 2, spring seat 3, spring seat 4 and back-up ring 5, described one-way cock assembly 1 and described spring seat are for being slidingly matched, described check valve spring 2 is enclosed within on the described spring seat, and the end of described check valve spring 2 is against on the step surface of described one-way cock assembly 1, and described one-way cock assembly 1 is the spool of air-flow path valve.
One-way cock assembly 1 and check valve spring 2 are installed by spring seat 3, and spring seat 4 plays the effect of spring seat 3 supportings.
Work in order to temporarily transfer whole piston position, make air be easy to discharge.Improved the lower shell body structure; The air outlet end is improved, and the new structure valve body is convenient to processing and is installed, and has reduced operation easier.
Oil pressure relief of the present invention is set up part and also is provided with pressure adjusting spring 9, spring guide 8, pressure adjusting spring seat 10 and pressure regulating screw 12, described pressure adjusting spring 9 is located in the spring guide 8, described spring guide 8 contacts with described barrier film 7, described pressure adjusting spring 9 is by described pressure adjusting spring seat 10 location, described pressure regulating screw 12 contacts with described pressure adjusting spring seat 10, establishes adjusting nut 13 on described pressure regulating screw 12.
Said structure is realized the adjusting to relief valve set pressure value, satisfies the requirement of system to different set pressures.
Described upper shell 11 is by a plurality of screws 14 and corresponding spring washer 15 fastening being installed on the described lower shell body 6.
In conjunction with the accompanying drawings the present invention has been carried out exemplary description above; obviously specific implementation of the present invention is not subjected to the restriction of aforesaid way; as long as adopted the improvement of the various unsubstantialities that method of the present invention design and technological scheme carry out; or design of the present invention and technological scheme are directly applied to other occasion without improving, all within protection scope of the present invention.
Claims (3)
1. the relief valve of automobile and engineering machinery braking system, comprise upper shell (11), lower shell body (6), suction port, exhaust port passageways, oil pressure relief setting part, it is characterized in that: described exhaust port passageways comprises the one-way valve that is located in the described lower shell body (6), and its conducting direction is to relief opening by suction port; Described oil pressure relief is set up part and is located in the described upper shell (11), described oil pressure relief is set up part and is established barrier film (7), described barrier film (7) is established on the junction plane of described upper shell (11) and lower shell body (6), and described barrier film (7) separates described suction port and exhaust passage under the state of not overflow.
2. according to the relief valve of described automobile of claim 1 and engineering machinery braking system, it is characterized in that: described one-way valve comprises one-way cock assembly (1), check valve spring (2), spring seat and back-up ring (5), described one-way cock assembly (1) and described spring seat are for being slidingly matched, described check valve spring (2) is enclosed within on the described spring seat, and the end of described check valve spring (2) is against on the step surface of described one-way cock assembly (1), and described one-way cock assembly (1) is the spool of air-flow path valve.
3. according to the relief valve of described automobile of claim 1 and engineering machinery braking system, it is characterized in that: described oil pressure relief is set up part and also is provided with pressure adjusting spring (9), spring guide (8), pressure adjusting spring seat (10) and pressure regulating screw (12), described pressure adjusting spring (9) is located in the spring guide (8), described spring guide (8) contacts with described barrier film (7), described pressure adjusting spring (9) is located by described pressure adjusting spring seat (10), described pressure regulating screw (12) contacts with described pressure adjusting spring seat (10), establishes adjusting nut (13) on described pressure regulating screw (12).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201010598283 CN102062243A (en) | 2010-12-21 | 2010-12-21 | Overflow valve of vehicle or construction machinery brake system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201010598283 CN102062243A (en) | 2010-12-21 | 2010-12-21 | Overflow valve of vehicle or construction machinery brake system |
Publications (1)
Publication Number | Publication Date |
---|---|
CN102062243A true CN102062243A (en) | 2011-05-18 |
Family
ID=43997652
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 201010598283 Pending CN102062243A (en) | 2010-12-21 | 2010-12-21 | Overflow valve of vehicle or construction machinery brake system |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN102062243A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108916151A (en) * | 2018-09-27 | 2018-11-30 | 邵延荣 | A kind of plug-in unloading valve |
CN109780278A (en) * | 2017-11-13 | 2019-05-21 | 新乡航空工业(集团)有限公司 | Safety valve and the Pneumatic braking system for using the safety valve |
CN110486515A (en) * | 2018-05-14 | 2019-11-22 | 新乡航空工业(集团)有限公司 | Motor vehicle braking system and its pressure regulator valve, vehicle |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2299970Y (en) * | 1996-10-30 | 1998-12-09 | 朴龙奎 | Respiratory valve |
CN1279370A (en) * | 1999-06-29 | 2001-01-10 | 兼工业株式会社 | Counterflow stopper |
CN101234802A (en) * | 2008-02-02 | 2008-08-06 | 蔡应麟 | Pressure regulating type waste water ratio |
CN201391633Y (en) * | 2009-04-21 | 2010-01-27 | 宁波埃美柯铜阀门有限公司 | Non-return structure ball valve |
CN201963973U (en) * | 2010-12-21 | 2011-09-07 | 芜湖盛力制动有限责任公司 | Relief valve for braking system for automobile and engineering machineries |
-
2010
- 2010-12-21 CN CN 201010598283 patent/CN102062243A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2299970Y (en) * | 1996-10-30 | 1998-12-09 | 朴龙奎 | Respiratory valve |
CN1279370A (en) * | 1999-06-29 | 2001-01-10 | 兼工业株式会社 | Counterflow stopper |
CN101234802A (en) * | 2008-02-02 | 2008-08-06 | 蔡应麟 | Pressure regulating type waste water ratio |
CN201391633Y (en) * | 2009-04-21 | 2010-01-27 | 宁波埃美柯铜阀门有限公司 | Non-return structure ball valve |
CN201963973U (en) * | 2010-12-21 | 2011-09-07 | 芜湖盛力制动有限责任公司 | Relief valve for braking system for automobile and engineering machineries |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109780278A (en) * | 2017-11-13 | 2019-05-21 | 新乡航空工业(集团)有限公司 | Safety valve and the Pneumatic braking system for using the safety valve |
CN110486515A (en) * | 2018-05-14 | 2019-11-22 | 新乡航空工业(集团)有限公司 | Motor vehicle braking system and its pressure regulator valve, vehicle |
CN108916151A (en) * | 2018-09-27 | 2018-11-30 | 邵延荣 | A kind of plug-in unloading valve |
CN108916151B (en) * | 2018-09-27 | 2020-06-26 | 林忠达 | Cartridge formula off-load valve |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN105545858B (en) | A kind of special Pneumatic valve of pneumohydraulic pressure-cylinder and pneumohydraulic pressure-cylinder | |
CN201963973U (en) | Relief valve for braking system for automobile and engineering machineries | |
CN102062243A (en) | Overflow valve of vehicle or construction machinery brake system | |
CN102022309B (en) | Booster pump for engineering mechanical brake system | |
CN102052480A (en) | Automatic water drain valve for brake system of automobile and engineering machinery | |
CN103759052A (en) | Overflow valve of automobile braking system | |
JP2017537278A (en) | Check valve with improved sealing member | |
CN103072565B (en) | Air brake valve for trailer of tractor | |
US20130118835A1 (en) | Progressive distributor base body for conveying lubricant therethrough | |
CN203628118U (en) | Compressed air diverter | |
CN102032363A (en) | Piston type dual-way check valve for diesel engine brake system of commercial vehicle | |
CN201963938U (en) | Five-way gas dividing connector for braking system of automobile and engineering machine | |
CN101372226A (en) | Plunger-type master cylinder for brake system of vehicle | |
CN102758709A (en) | Fuel oil pump assembly | |
CN204472782U (en) | A kind of piston type pneumatic control shutoff valve | |
CN201963962U (en) | Check valve of automobile and engineering machinery brakes system | |
CN110454596B (en) | Piston type dynamic differential pressure balance valve | |
CN201963943U (en) | Piston-type double-way check valve for brake system of diesel engine of commercial vehicle | |
JP2005527751A (en) | Pneumatic valve and brake system equipped with such a valve | |
CN201963778U (en) | Air cylinder assembly of brake system of automobile or engineering machinery | |
CN102022569A (en) | One-way valve of braking system for automobile and engineering machinery | |
CN201028073Y (en) | Vehicle reducing valve | |
CN2818260Y (en) | Hydraulic braking general pump and subpump of jeep | |
CN201963914U (en) | Automatic water drain valve of automobile and engineering machinery brake system | |
CN205298709U (en) | Car and engineering machine tool air braking system voltage limiting valve |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C12 | Rejection of a patent application after its publication | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20110518 |