CN103231702A - Automobile hydraulic brake master cylinder integrated with brake combination valve - Google Patents
Automobile hydraulic brake master cylinder integrated with brake combination valve Download PDFInfo
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- CN103231702A CN103231702A CN2013101674280A CN201310167428A CN103231702A CN 103231702 A CN103231702 A CN 103231702A CN 2013101674280 A CN2013101674280 A CN 2013101674280A CN 201310167428 A CN201310167428 A CN 201310167428A CN 103231702 A CN103231702 A CN 103231702A
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Abstract
An automobile hydraulic brake master cylinder integrated with a brake combination valve. The automobile hydraulic brake master cylinder comprises a casting, an oil chamber, two piston cavities and two hydraulic outlets are arranged in the casting, each of the piston cavities comprises a high-pressure cavity and a low-pressure cavity, the oil chamber is communicated with low-pressure cavities in the two piston cavities, the two hydraulic outlets are communicated with the high-pressure cavities in the two piston cavities respectively, a first piston assembly and a second piston assembly are disposed in each piston cavity, and a proportional valve and a metering valve are arranged in each hydraulic outlet. According to the automobile hydraulic brake master cylinder, proportional valves and metering valves are arranged in oil outlets of the brake master cylinder, and the mounting space is saved effectively and the weight of the whole automobile is reduced on the premise that original functions are achieved; and simultaneously, the proportional valves can be adjusted manually by manual screws to output hydraulic proportions, the allocation proportion of braking force of front and rear wheels can be adjusted according to models of different engine power, so that the automobile can be braked stably.
Description
Technical field:
The present invention relates to mechanical field, especially the automobile hydraulic brake master of hydraulic braking system for automobile, particularly a kind of integrated brake combination valve.
Background technology:
In the prior art, the hydraulic brake master of automobile and brake combination valve are two parts independently separately, need between the two to connect by brake pipe, and master brake cylinder output hydraulic pressure is passed on the car side brake after oil outlet exports brake combination valve to again.Brake combination valve mainly is made up of brake power proportioning system and calibrate valve.Brake power proportioning system is used for the control rear-wheel braking force, makes the braking force that is dispensed to front and back wheel become a fixed proportion, prevents automobile trailing wheel elder generation locking when implementing braking, thereby avoids automobile the whipping phenomenon to occur.Calibrate valve is connected on master brake cylinder to the hydraulic circuit of preceding wheel brake, because master brake cylinder is long more a lot of than its pipeline to front-wheel brake to the hydraulic tubing of rear drum brake, and rear drum brake will overcome the pull back spring drag of brake strap before action, therefore front-wheel brake starts fast than rear wheel brake, calibrate valve is used for hysteresis master brake cylinder hydraulic pressure to the transmission of front-wheel brake, to guarantee front and rear wheel brake energy synchronization action, realize the car load brake equalization.It is big that existing separating component mounting structure causes hydraulic brake master and brake combination valve to take installing space, increased complete vehicle weight, and can not adjust the allocation proportion of front and back wheel braking force according to the vehicle of different engine powers.
Summary of the invention:
The object of the present invention is to provide a kind of automobile hydraulic brake master of integrated brake combination valve, the automobile hydraulic brake master of described this integrated brake combination valve to solve hydraulic brake master and brake combination valve in the prior art take installing space big, increase complete vehicle weight, can not adjust the technical matters of front and back wheel brakig force distribution ratio according to the vehicle of different engine powers.
The automobile hydraulic brake master of this integrated brake combination valve of the present invention, comprise a Casting Parts, wherein, be provided with an oil cabinet in the described Casting Parts, two plunger shaft and two hydraulic pressure outlets, all include a high pressure chest and a low-pressure cavity in any one described plunger shaft separately, described oil cabinet is communicated with low-pressure cavity in two plunger shaft, described two hydraulic pressure outlet is communicated with high pressure chest in two plunger shaft respectively, be respectively arranged with a first piston assembly and second piston assembly in two plunger shaft, be respectively arranged with an apportioning valve and a calibrate valve in two hydraulic pressure outlets.
Further, described oil cabinet comprises that first chamber and second chamber constitute, be provided with a separator of battery plates between described first chamber and second chamber, be provided with a through hole that is communicated with first chamber and second chamber in the described separator of battery plates, first chamber is communicated with the plunger shaft at first piston assembly place, and second chamber is communicated with the plunger shaft at the second piston assembly place.
Further, described apportioning valve comprises that apportioning valve nut, hand adjustment screw, sense carry spring, difference footpath plunger and valve, described apportioning valve nut is by being threaded in the connecting bore in the Casting Parts, be provided with axial hole in the described apportioning valve nut, described hand adjustment screw and difference footpath plunger are arranged in the described axial hole, described sense is carried spring and is arranged between hand adjustment screw and the difference footpath plunger, hand adjustment screw is positioned at an end of axial hole, described valve is arranged on the other end of axial hole, and axial hole is communicated with oil cabinet by valve.
Further, described calibrate valve comprises the calibrate valve nut, the diaphragm seat, diaphragm, the big spring seat, the calibrate valve big spring, big valve seat, the minor valve seal ring, plunger, submissile spring abutment and calibrate valve little spring, be provided with the calibrate valve mounting hole in the described Casting Parts, described calibrate valve nut is arranged in the described calibrate valve mounting hole, be provided with axially extending bore in the calibrate valve nut, described plunger is arranged in the described calibrate valve mounting hole, one end of plunger is positioned at the axially extending bore of calibrate valve nut, described diaphragm seat, diaphragm, the big spring seat, big valve seat and little spring cover for seat are located on the periphery of plunger, one end of described calibrate valve big spring is set in the periphery of big spring seat, the other end of calibrate valve big spring is adjacent with big valve seat, one end of big spring seat contacts with diaphragm, one end of described calibrate valve little spring is set in the periphery of submissile spring abutment, the other end of calibrate valve little spring is adjacent with the big spring seat, and the submissile spring abutment is adjacent with big valve seat.
Principle of work of the present invention is: be provided with oil cabinet in the Casting Parts, first piston assembly, second piston assembly, apportioning valve and calibrate valve are directly installed in the Casting Parts, and Casting Parts plays the effect of master cylinder body.
The present invention and prior art are compared, and its effect is actively with tangible.The present invention is arranged on apportioning valve and calibrate valve in the oil outlet of master brake cylinder, under the prerequisite that realizes original function, has effectively saved installing space, and has reduced complete vehicle weight; Simultaneously, apportioning valve can utilize hand adjustment screw manual regulation output hydraulic proportional, can adjust the allocation proportion of front and back wheel braking force according to the vehicle of different engine powers, makes car brakeing steady.
Description of drawings:
Fig. 1 is the schematic top plan view of the automobile hydraulic brake master of a kind of integrated brake combination valve of the present invention.
Fig. 2 is the cutaway view of the automobile hydraulic brake master of a kind of integrated brake combination valve of the present invention.
Fig. 3 is the cutaway view of B-B direction among Fig. 1.
Fig. 4 is the cutaway view of C-C direction among Fig. 1.
Fig. 5 is the structural representation of the apportioning valve in the automobile hydraulic brake master of a kind of integrated brake combination valve of the present invention.
Fig. 6 is the structural representation of the calibrate valve in the automobile hydraulic brake master of a kind of integrated brake combination valve of the present invention.
The specific embodiment:
Embodiment 1:
As Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5 and shown in Figure 6, the automobile hydraulic brake master of a kind of integrated brake combination valve of the present invention, it comprises master brake cylinder 1, brake power proportioning system 3, calibrate valve 4, first piston assembly 5 and second piston assembly 6, wherein, described master brake cylinder 1 inner chamber is provided with oil cabinet 2, described oil cabinet 2 is connected with rear wheel brake with front-wheel brake by the oil outlet that is arranged on the master brake cylinder 1, described brake power proportioning system is positioned at master brake cylinder to the oil outlet of rear wheel brake, and described calibrate valve is arranged on master brake cylinder to the oil outlet of front-wheel brake.
Further, described master brake cylinder 1 passes through casting.
Further, described oil cabinet 2 is made of two chambers, one of them chamber 21 is communicated with the epitrochoidal chamber of described first piston assembly 5, another chamber 22 is connected with the epitrochoidal chamber of described second piston assembly 6, be provided with separator of battery plates 24 between described two chambers 21,22, described separator of battery plates 24 is provided with intercommunicating pore 23, and described intercommunicating pore 23 is communicated with described two chambers.
Further, described apportioning valve comprises apportioning valve nut 31, hand adjustment screw 32, seal ring 33 is carried in sense, spring 34 is carried in sense, difference footpath plunger 35, mouth seal ring 36, input end seal ring 37, valve pocket 38, valve 39, input end second seal ring 310, plunger return spring 311 and mouth second seal ring 312, described apportioning valve nut 31 is arranged on by being threaded in the connecting bore on the master brake cylinder 1, be provided with axial hole in the described apportioning valve nut 31, described hand adjustment screw 32 and difference footpath plunger 35 are arranged in the described axial hole, be provided with described sense between described hand adjustment screw 32 and the difference footpath plunger 35 and carry spring 33, hand adjustment screw 32 is positioned at described axial hole one end, the described axial hole other end is provided with described valve 39, and is communicated with the trailing wheel brake fluid pressure oil circuit 313 of master brake cylinder by described valve.
Further, described calibrate valve comprises calibrate valve nut 41, diaphragm seat 42, diaphragm 43, big spring seat 44, calibrate valve big spring 45, big valve seat 46, minor valve seal ring 47, plunger 48, big valve sealing ring 49, submissile spring abutment 410, calibrate valve little spring 411 and shaft block ring 412, described master brake cylinder 1 is provided with the calibrate valve mounting hole, described calibrate valve nut 41 is arranged in the described calibrate valve mounting hole, described calibrate valve nut 41 is provided with axially extending bore, described plunger 48 is arranged in the described calibrate valve mounting hole, described plunger 48 1 ends are positioned at the axially extending bore of described calibrate valve nut, plunger 48 is between front wheel brake hydraulic circuit 413 and axially extending bore, described diaphragm seat 42, diaphragm 43, big spring seat 44, big valve seat 46 and submissile spring abutment 410 are set on described plunger 48 peripheries, described calibrate valve big spring 45 is arranged on big spring seat periphery, described little spring is arranged on submissile spring abutment periphery, big spring seat one end contacts with diaphragm, be provided with described little spring between the big spring seat other end and the submissile spring abutment, described submissile spring abutment 410 contacts with described big valve seat 46.
Claims (4)
1. the automobile hydraulic brake master of an integrated brake combination valve, comprise a Casting Parts, it is characterized in that: be provided with an oil cabinet in the described Casting Parts, two plunger shaft and two hydraulic pressure outlets, all include a high pressure chest and a low-pressure cavity in any one described plunger shaft separately, described oil cabinet is communicated with low-pressure cavity in two plunger shaft, described two hydraulic pressure outlet is communicated with high pressure chest in two plunger shaft respectively, be respectively arranged with a first piston assembly and second piston assembly in two plunger shaft, be respectively arranged with an apportioning valve and a calibrate valve in two hydraulic pressure outlets.
2. the automobile hydraulic brake master of a kind of integrated brake combination valve as claimed in claim 1, it is characterized in that: described oil cabinet comprises that first chamber and second chamber constitute, be provided with a separator of battery plates between described first chamber and second chamber, be provided with a through hole that is communicated with first chamber and second chamber in the described separator of battery plates, first chamber is communicated with the plunger shaft at first piston assembly place, and second chamber is communicated with the plunger shaft at the second piston assembly place.
3. the automobile hydraulic brake master of a kind of integrated brake combination valve as claimed in claim 1, it is characterized in that: described apportioning valve comprises the apportioning valve nut, hand adjustment screw, spring is carried in sense, difference footpath plunger and valve, described apportioning valve nut is by being threaded in the connecting bore in the Casting Parts, be provided with axial hole in the described apportioning valve nut, described hand adjustment screw and difference footpath plunger are arranged in the described axial hole, described sense is carried spring and is arranged between hand adjustment screw and the difference footpath plunger, hand adjustment screw is positioned at an end of axial hole, described valve is arranged on the other end of axial hole, and axial hole is communicated with oil cabinet by valve.
4. the automobile hydraulic brake master of a kind of integrated brake combination valve as claimed in claim 1, it is characterized in that: described calibrate valve comprises the calibrate valve nut, the diaphragm seat, diaphragm, the big spring seat, the calibrate valve big spring, big valve seat, the minor valve seal ring, plunger, submissile spring abutment and calibrate valve little spring, be provided with the calibrate valve mounting hole in the described Casting Parts, described calibrate valve nut is arranged in the described calibrate valve mounting hole, be provided with axially extending bore in the calibrate valve nut, described plunger is arranged in the described calibrate valve mounting hole, one end of plunger is positioned at the axially extending bore of calibrate valve nut, described diaphragm seat, diaphragm, the big spring seat, big valve seat and little spring cover for seat are located on the periphery of plunger, one end of described calibrate valve big spring is set in the periphery of big spring seat, the other end of calibrate valve big spring is adjacent with big valve seat, one end of big spring seat contacts with diaphragm, one end of described calibrate valve little spring is set in the periphery of submissile spring abutment, the other end of calibrate valve little spring is adjacent with the big spring seat, and the submissile spring abutment is adjacent with big valve seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101674280A CN103231702A (en) | 2013-05-09 | 2013-05-09 | Automobile hydraulic brake master cylinder integrated with brake combination valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101674280A CN103231702A (en) | 2013-05-09 | 2013-05-09 | Automobile hydraulic brake master cylinder integrated with brake combination valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103231702A true CN103231702A (en) | 2013-08-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013101674280A Pending CN103231702A (en) | 2013-05-09 | 2013-05-09 | Automobile hydraulic brake master cylinder integrated with brake combination valve |
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| Country | Link |
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| CN (1) | CN103231702A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017071484A1 (en) * | 2015-10-26 | 2017-05-04 | 江苏理工学院 | Load-sensing valve for non-linear distribution of braking forces of front and rear brakes of vehicle |
| CN107117247A (en) * | 2016-02-24 | 2017-09-01 | 株式会社岛野 | Bicycle hydraulic operation device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1106582A (en) * | 1965-08-13 | 1968-03-20 | Kelsey Hayes Co | Pressure metering valve for hydraulic brake system |
| US3677606A (en) * | 1970-08-05 | 1972-07-18 | Bendix Corp | Metering valve |
| US3686864A (en) * | 1971-03-02 | 1972-08-29 | Bendix Corp | Multiple feature master cylinder |
| US4209058A (en) * | 1976-07-06 | 1980-06-24 | Diemakers, Inc. | Process for producing master cylinders |
| CN1686741A (en) * | 2005-04-26 | 2005-10-26 | 温州市东启汽车零部件制造有限公司 | Brake master cylinder with adjustable proportional valve |
| CN102407839A (en) * | 2011-09-22 | 2012-04-11 | 芜湖恒坤汽车部件有限公司 | Brake master cylinder assembly with integrated oil cup |
| CN203268023U (en) * | 2013-05-09 | 2013-11-06 | 刘福仁 | Automobile hydraulic brake master cylinder of integrated brake combination valve |
-
2013
- 2013-05-09 CN CN2013101674280A patent/CN103231702A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1106582A (en) * | 1965-08-13 | 1968-03-20 | Kelsey Hayes Co | Pressure metering valve for hydraulic brake system |
| US3677606A (en) * | 1970-08-05 | 1972-07-18 | Bendix Corp | Metering valve |
| US3686864A (en) * | 1971-03-02 | 1972-08-29 | Bendix Corp | Multiple feature master cylinder |
| US4209058A (en) * | 1976-07-06 | 1980-06-24 | Diemakers, Inc. | Process for producing master cylinders |
| CN1686741A (en) * | 2005-04-26 | 2005-10-26 | 温州市东启汽车零部件制造有限公司 | Brake master cylinder with adjustable proportional valve |
| CN102407839A (en) * | 2011-09-22 | 2012-04-11 | 芜湖恒坤汽车部件有限公司 | Brake master cylinder assembly with integrated oil cup |
| CN203268023U (en) * | 2013-05-09 | 2013-11-06 | 刘福仁 | Automobile hydraulic brake master cylinder of integrated brake combination valve |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017071484A1 (en) * | 2015-10-26 | 2017-05-04 | 江苏理工学院 | Load-sensing valve for non-linear distribution of braking forces of front and rear brakes of vehicle |
| CN107117247A (en) * | 2016-02-24 | 2017-09-01 | 株式会社岛野 | Bicycle hydraulic operation device |
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| AD01 | Patent right deemed abandoned |
Effective date of abandoning: 20160217 |
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| C20 | Patent right or utility model deemed to be abandoned or is abandoned |