CN107972653A - A kind of trailer diaphragm type control valve - Google Patents
A kind of trailer diaphragm type control valve Download PDFInfo
- Publication number
- CN107972653A CN107972653A CN201711214102.3A CN201711214102A CN107972653A CN 107972653 A CN107972653 A CN 107972653A CN 201711214102 A CN201711214102 A CN 201711214102A CN 107972653 A CN107972653 A CN 107972653A
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- China
- Prior art keywords
- chamber
- diaphragm type
- diaphragm
- annulus
- trailer
- Prior art date
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- Pending
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- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 17
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 17
- 241001330002 Bambuseae Species 0.000 claims description 17
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 17
- 239000011425 bamboo Substances 0.000 claims description 17
- 238000007373 indentation Methods 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000007812 deficiency Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 206010039203 Road traffic accident Diseases 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 235000015110 jellies Nutrition 0.000 description 1
- 239000008274 jelly Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
- B60T13/10—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release
- B60T13/24—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release the fluid being gaseous
Abstract
The present invention relates to a kind of trailer diaphragm type control valve, include valve body, it is characterised in that：The valve inner is in criss-cross chamber equipped with cross section, above and below the chamber, left and right is open setting, it is equipped with the middle part of the chamber and chamber is bisected into two equal left sides of volume, the demarcation strip of right chamber, the admission line being connected with chamber lower end is equipped with the middle part of the demarcation strip, the gas outlet connected with outer wheels side valve and the air inlet connected with source of the gas are equipped with outside the valve body, the air inlet is arranged at chamber lower end and is connected with admission line, the opposite diaphragm type piston component set up for controlling the braking gas for entering valve inner from air inlet and leading to gas outlet is equipped with left and right sides of the chamber, beneficial effects of the present invention are：Using the valve body of diaphragm type piston component, not only throughput is big, and braking is quick but also service life is grown.
Description
Technical field
The present invention relates to trailer brake system control valve, and in particular to a kind of trailer diaphragm type control valve.
Background technology
As China's highway backbone network has basically formed, there is the large-tonnage of obvious ton kilometre cost advantage, carry
Goods automobile and long wheelbase semi-trailer, trailer also increase year by year, and since the wheelbase of above-mentioned vehicle increases, brake piping also adds accordingly
Long, to the long wheelbase vehicle run at high speed, reaction time hysteresis, the brake force deficiency of air braking system are still main problem.
And existing Double-pipeline trailer brake valve exist trailer braking protection valve time lag when overloaded, braking feel like jelly, point braking or
It cannot meet the brake force needed for long wheelbase vehicle during semi-brake, there are trailer during braking to hit main car phenomenon, and it is tight to increase trailer
Anxious relay valve is unloaded, and it is serious tread flaking serious phenomenon, tire wear occur, while causes braking effect bad, and especially weather is disliked
It is bad, easily there is traffic accident when road conditions are bad.
At present, widely applied new car extension control valve is complicated in the prevalence of manufacturing process, and failure is more, and sensitivity is low,
Cold season easily freezes, easily retardance, and the easy corrosion of piston causes to block, and when operation makes braking retardation, return or does not occur either
Gas leakage, hand braking the deficiencies of being difficult to unclamp, above-mentioned drawback annoyings driver, even if thinking the Wei Bai of more advanced import
Section's product, use when ventilation flow rate, it is still unsatisfactory in reliability and durability.
The content of the invention
The technical problems to be solved by the invention are in view of the above shortcomings of the prior art,
A kind of trailer diaphragm type control valve that throughput is big, braking is quick, service life is grown is provided.
To achieve the above object, the present invention provides following technical solution：A kind of trailer diaphragm type control valve, includes valve
Body, it is characterised in that：The valve inner is in criss-cross chamber equipped with cross section, and the chamber is upper and lower, left and right opening is set
Put, the demarcation strip that chamber is bisected into the equal left and right chamber of two volumes, the demarcation strip middle part are equipped with the middle part of the chamber
Equipped with the admission line being connected with chamber lower end, the gas outlet connected with outer wheels side valve and and source of the gas are equipped with outside the valve body
The air inlet of connection, the air inlet are arranged at chamber lower end and are connected with admission line, and phase is equipped with left and right sides of the chamber
To setting up the diaphragm type piston component for controlling the braking gas for entering valve inner from air inlet and leading to gas outlet.
A kind of above-mentioned trailer diaphragm type control valve can be further arranged to：The diaphragm type piston component includes and chamber
The cylinder head of room or so opening connection, the valve body top are equipped with exhaust outlet, and the valve body is being provided with directly at cylinder head
The first annulus, the second annulus and the 3rd annulus that footpath diminishes successively, the first annulus side wall are equipped with the row connected with exhaust outlet
Gas notch, second annulus is equipped with the first annulus of perforation and the outlet notch connected with gas outlet, second annulus lean on
Nearly outlet indentation, there is equipped with the connector with chamber, and the diaphragm type piston includes diaphragm, the diaphragm and the second circle
Circumferential surface abuts against.
A kind of above-mentioned trailer diaphragm type control valve can be further arranged to：The diaphragm is equipped with horizontal stroke by the one side of abluminal compartment
Section is in the convex block of equilateral triangle distribution, and the one side abutting for being equipped with convex block in diaphragm in the chamber has diaphragm return spring, institute
State the diaphragm return spring other end and be connected to valve inner.
A kind of above-mentioned trailer diaphragm type control valve can be further arranged to：The diaphragm type piston component has further included gas
Cage assembly, the air tube of bamboo in granary device include air tube of bamboo in granary body, and the air tube of bamboo in granary body interior is connected with air tube of bamboo in granary inner sleeve, the air tube of bamboo in granary inner sleeve
It is in contact with diaphragm return spring side face.
A kind of above-mentioned trailer diaphragm type control valve can be further arranged to：The chamber lower portion is equipped with electromagnetic coil, institute
State and offer the intake interface being connected with air inlet and chamber interior in the middle part of electromagnetic coil.
A kind of above-mentioned trailer diaphragm type control valve can be further arranged to：The gas outlet quantity is four.
A kind of above-mentioned trailer diaphragm type control valve can be further arranged to：The exhaust outlet quantity is four.
The operation principle of the present invention is, by the source of the gas being connected at electromagnetic coil intake interface, toward valve body in by into
Gas port air inlet, gas lead to the diaphragm type piston component set at left and right sides of valve inner by the admission line of demarcation strip, by
Chamber is divided into the equal chamber of two volumes in left and right in demarcation strip, therefore in the diaphragm type piston component of left and right sides setting
Air inflow be equal, valve body is being provided with the first annulus, the second annulus that diameter diminishes successively and the at the cylinder head
Three annulus, the first annulus side wall are equipped with the exhaust notch that connect with exhaust outlet, the second annulus be equipped with penetrate through the first annulus and with
The outlet notch of gas outlet connection, the second annulus are equipped with the connector with chamber close to outlet indentation, there, are controlled by ECU
It is outlet or exhaust after air inlet, what is connected by the first annulus of perforation for being set on the second annulus during outlet and with gas outlet goes out
Gas is led to gas outlet by gas notch, then by the brake valve in the outer tire that is connected with gas outlet to trailer system
Dynamic, gas is passed through exhaust outlet dump valve by the exhaust notch connected with exhaust outlet set if exhaust by the first annulus side wall
Body, since the present invention occupies little space using the mode of diaphragm, diaphragm in the traditional piston component of chamber internal ratio, naturally
So that the capacity in diaphragm type piston component of the present invention is bigger than traditional piston component, capacity is big formed
Braking effect is significantly better than traditional piston component, and braking is quick, and to live since there is provided diaphragm return spring, diaphragm type
Plug assembly is longer in the service life of valve inner.
Beneficial effects of the present invention are：Using the valve body of diaphragm type piston component, not only throughput is big, braking it is quick but also
Service life is grown.
The present invention is described in further detail with reference to the accompanying drawings and examples.
Brief description of the drawings
Fig. 1 is the schematic perspective view of the embodiment of the present invention.
Fig. 2 is the valve body sectional view of the embodiment of the present invention.
Fig. 3 is the valve body structure schematic diagram of the embodiment of the present invention.
Fig. 4 is the sectional view of the embodiment of the present invention.
Fig. 5 is the explosive view of the embodiment of the present invention.
Embodiment
Referring to shown in Fig. 1-Fig. 5：A kind of trailer diaphragm type control valve, includes valve body 1, and valve body 1 is internally provided with cross section
In criss-cross chamber 2, chamber is about 2, left and right opening is set, and the middle part of chamber 2 is equipped with is bisected into two volume phases by chamber 2
Deng left and right chamber demarcation strip 3, the middle part of demarcation strip 3 is equipped with the admission line 31 being connected with 2 lower end of chamber, is set outside valve body 1
Have and be arranged at outer wheels side valve four gas outlets 11 connected and the air inlet 12 connected with source of the gas, air inlet 12 under chamber 2
Hold and connected with admission line 31, the left and right sides of chamber 2 is equipped with opposite set up and enters for controlling from air inlet 12 inside valve body 1
And leading to the diaphragm type piston component of the braking gas of gas outlet 11, diaphragm type piston component includes to be open with chamber 2 or so and connects
The cylinder head 4 connect, 1 top of valve body are equipped with four exhaust outlets 13, and valve body 1 is provided with diameter at close cylinder head 4 and diminishes successively
The first annulus 14, the second annulus 15 and the 3rd annulus 16,14 side wall of the first annulus is equipped with the exhaust that is connected with exhaust outlet 13 and lacks
Mouth 141, the second annulus 15 are equipped with the first annulus 14 of perforation and the outlet notch 151 connected with gas outlet 11, the second annulus 15
The connector 152 connected with chamber 2 is equipped with outlet notch 151, diaphragm type piston includes diaphragm 5, diaphragm 5 and second
15 side face of annulus abuts against, the convex block 51 that diaphragm 5 is distributed by the one side of abluminal compartment 2 equipped with cross section in equilateral triangle, in chamber 2
There is diaphragm return spring 6 in the one side abutting that diaphragm 5 is equipped with convex block 51,6 other end of diaphragm return spring is connected in valve body 1
Portion, diaphragm type piston component have further included air tube of bamboo in granary device, and air tube of bamboo in granary device includes air tube of bamboo in granary body 7, and air tube of bamboo in granary body 7 is internally connected with
Air tube of bamboo in granary inner sleeve 71, air tube of bamboo in granary inner sleeve 71 are in contact with 6 side face of diaphragm return spring, and 2 lower part of chamber is equipped with electromagnetic coil 8, electromagnetic wire
The middle part of circle 8 offers the intake interface 81 being connected with inside air inlet 12 and chamber 2.
Claims (7)
1. a kind of trailer diaphragm type control valve, includes valve body, it is characterised in that：The valve inner is in cross equipped with cross section
The chamber of shape, the chamber up and down, left and right opening set, be equipped with that chamber is bisected into two volumes is equal in the middle part of the chamber
Left and right chamber demarcation strip, be equipped with the admission line being connected with chamber lower end in the middle part of the demarcation strip, set outside the valve body
Have the gas outlet connected with outer wheels side valve and an air inlet connected with source of the gas, the air inlet be arranged at chamber lower end and with into
Feed channel connects, and the chamber left and right sides is equipped with opposite set up for controlling from air inlet into valve inner and leading to outlet
The diaphragm type piston component of the braking gas of mouth.
A kind of 2. trailer diaphragm type control valve according to claim 1, it is characterised in that：The diaphragm type piston component bag
The cylinder head connected with chamber or so opening is included, the valve body top is equipped with exhaust outlet, and the valve body is at cylinder head
The first annulus, the second annulus and the 3rd annulus that diameter diminishes successively are provided with, the first annulus side wall is equipped with and exhaust outlet
The exhaust notch of connection, second annulus are equipped with the first annulus of perforation and the outlet notch that is connected with gas outlet, and described the
Two annulus are equipped with the connector with chamber close to outlet indentation, there, and the diaphragm type piston includes diaphragm, the diaphragm
Abutted against with the second annulus side face.
A kind of 3. trailer diaphragm type control valve according to claim 2, it is characterised in that：The diaphragm depends on the one of abluminal compartment
Face is equipped with the convex block that cross section is in equilateral triangle distribution, and being abutted in the chamber in one side of the diaphragm equipped with convex block has diaphragm return
Spring, the diaphragm return spring other end are connected to valve inner.
A kind of 4. trailer diaphragm type control valve according to claim 3, it is characterised in that：The diaphragm type piston component is also
Include air tube of bamboo in granary device, the air tube of bamboo in granary device includes air tube of bamboo in granary body, and the air tube of bamboo in granary body interior is connected with air tube of bamboo in granary inner sleeve, described
Air tube of bamboo in granary inner sleeve is in contact with diaphragm return spring side face.
A kind of 5. trailer diaphragm type control valve according to claim 4, it is characterised in that：The chamber lower portion is equipped with electromagnetism
Coil, the electromagnetic coil middle part offer the intake interface being connected with air inlet and chamber interior.
A kind of 6. trailer diaphragm type control valve according to claim 1, it is characterised in that：The gas outlet quantity is four
It is a.
A kind of 7. trailer diaphragm type control valve according to claim 2, it is characterised in that：The exhaust outlet quantity is four
It is a.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711214102.3A CN107972653A (en) | 2017-11-28 | 2017-11-28 | A kind of trailer diaphragm type control valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711214102.3A CN107972653A (en) | 2017-11-28 | 2017-11-28 | A kind of trailer diaphragm type control valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107972653A true CN107972653A (en) | 2018-05-01 |
Family
ID=62012085
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711214102.3A Pending CN107972653A (en) | 2017-11-28 | 2017-11-28 | A kind of trailer diaphragm type control valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107972653A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113753000A (en) * | 2021-09-26 | 2021-12-07 | 瑞安市瀚德车辆部件有限公司 | ABS integrated valve |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203431249U (en) * | 2013-07-14 | 2014-02-12 | 西安正昌电子有限责任公司 | Membrane type trailer integrated electromagnetic valve |
-
2017
- 2017-11-28 CN CN201711214102.3A patent/CN107972653A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203431249U (en) * | 2013-07-14 | 2014-02-12 | 西安正昌电子有限责任公司 | Membrane type trailer integrated electromagnetic valve |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113753000A (en) * | 2021-09-26 | 2021-12-07 | 瑞安市瀚德车辆部件有限公司 | ABS integrated valve |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination |