CN108216173A - Electric-controlled switch valve with bilateral one-way function - Google Patents
Electric-controlled switch valve with bilateral one-way function Download PDFInfo
- Publication number
- CN108216173A CN108216173A CN201711311674.3A CN201711311674A CN108216173A CN 108216173 A CN108216173 A CN 108216173A CN 201711311674 A CN201711311674 A CN 201711311674A CN 108216173 A CN108216173 A CN 108216173A
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- Prior art keywords
- valve
- gas port
- ring
- valve body
- mounting groove
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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
- B60T13/66—Electrical control in fluid-pressure brake systems
- B60T13/68—Electrical control in fluid-pressure brake systems by electrically-controlled valves
- B60T13/683—Electrical control in fluid-pressure brake systems by electrically-controlled valves in pneumatic systems or parts thereof
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Valves And Accessory Devices For Braking Systems (AREA)
Abstract
The invention discloses the electric-controlled switch valves with bilateral one-way function, including valve body, valve deck, piston component, valve nozzle and electromagnetic valve component, electromagnetic valve component includes housing, exhaust solenoid and air inlet electromagnetic coil are provided in the housing, valve body is equipped with the first gas port, second gas port, third gas port, 4th gas port, first mounting groove, one end of first mounting groove is equipped with the first opening, and first opening is located on valve body close to the side of valve deck, first gas port is connected with air inlet electromagnetic coil, second gas port and the 4th gas port are connected with piston component, third gas port is connected with exhaust solenoid；The one side wall of the valve deck and valve body is fixed, and piston component is mounted in the first mounting groove；Electromagnetic valve component is fixed on valve body, and steel ball is additionally provided on valve body；Valve nozzle is mounted on valve deck.The present invention will be separately mounted to vehicle different parts originally, and the sub- valve with standalone feature integrates, and simplifies pipeline, facilitates installation, improves the reliability of braking system.
Description
Technical field
The present invention relates to a kind of commercial car switch valve more particularly to a kind of electric-controlled switch valves with bilateral one-way function.
Background technology
At present, electronic brake system (EPB:Electrical Park Brake) refer to facing in driving conditions
Long when property braking function after when property is braked and stopped combines, and the skill of stopping brake is realized by electronic control mode
Art.Automobile automatic collision avoidance system (automatic bump-shielded system of the automobile), is to prevent
A kind of intelligent apparatus that automobile collides.It can have found that it is likely that automatically the vehicle to collide with automobile, pedestrian or other
Obstructing objects send out alarm or take braking simultaneously or evade the measures of grade, generation to avoid collision.
But there are following defects for existing technology：
Both the above electronic control system is required to realize the purpose of braking by executing agency, at present in commercial car
In air braking system, generally the split type scheme of ASR valves is added to be used as executing agency by double-way check valve to realize electric control braking
Purpose, double-way check valve is used to implement artificial braking and the switching of automatic braking selects, since the space of automobile chassis is limited,
Then mean to need to connect using tracheae between each section using split type scheme, i.e., to occupy more spaces, same to time-division
Body formula scheme processing cost also can be higher than integrated structure；In addition, ASR valves only have boosting and decompression, without pressurize
Function, and EPB systems need to export according to a specific ratio in parking braking, at this moment ASR valves cannot meet ratio output
Functional requirement.
Invention content
For overcome the deficiencies in the prior art, the purpose of the present invention is to provide the electric-controlled switch with bilateral one-way function
Valve has boosting, decompression and decompression simultaneously.
The purpose of the present invention adopts the following technical scheme that realization：
Electric-controlled switch valve with bilateral one-way function, including valve body, valve deck, piston component, valve nozzle and electromagnetic valve component,
The electromagnetic valve component includes housing, is provided with exhaust solenoid and air inlet electromagnetic coil in the housing, and valve body is equipped with the
One gas port, the second gas port, third gas port, the 4th gas port, the first mounting groove, one end of the first mounting groove are equipped with the first opening, and
First opening is located on valve body to be connected close to the side of valve deck, the first gas port with air inlet electromagnetic coil, the second gas port and the 4th
Gas port is connected with piston component, and third gas port is connected with exhaust solenoid；The one side wall of the valve deck and valve body is fixed, living
Plug assembly is set in the first mounting groove；Electromagnetic valve component is fixed on valve body, and steel ball is additionally provided on valve body；Valve nozzle is installed
On valve deck.
Further, the piston component includes big O-ring, small O-ring, rubber piston and piston sleeve, piston sleeve
The outer ring of rubber piston is set in, big O-ring and small O-ring are set in the outer ring of piston sleeve, and big O-ring is located at small O
The outside of type circle, the internal diameter of big O-ring are more than the internal diameter of small O-ring.
Further, mounting O-shaped sealing ring is gone back in the piston sleeve, which is located at piston sleeve and valve deck
Between.
Further, valve deck is threadedly coupled by fastening screw with the one side wall of valve body.
Further, valve body is equipped with the second mounting groove, and the second mounting groove is equipped with the first notch, bottom close to the side of valve deck
Portion is equipped with the second notch, and the first notch and the second notch make the second mounting groove be in communication with the outside；Electromagnetic valve component is fixed on
Two mounting grooves, the one side wall of housing are abutted by the first notch with valve deck, the bottom of electromagnetic valve component by the second notch to
Lower stretching.
Compared with prior art, the beneficial effects of the present invention are：
(1) present invention will be separately mounted to vehicle different parts originally, and the sub- valve with standalone feature integrates, letter
Change pipeline, facilitated installation, improve the reliability of braking system；
(2) at low cost, integrated bilateral check configuration, there is boosting, pressurize, decompression.
Description of the drawings
Fig. 1 is the fractionation structure chart of the electric-controlled switch valve with bilateral one-way function of the present invention；
Fig. 2 is the sectional view of the electric-controlled switch valve with bilateral one-way function of the present invention；
Fig. 3 is another sectional view of the electric-controlled switch valve with bilateral one-way function of the present invention.
In figure：1st, fastening screw；2nd, valve deck；3rd, big O-ring；4th, small O-ring；5th, rubber piston；6th, piston sleeve；7th, valve
Mouth；8th, valve body；9th, steel ball；10th, electromagnetic valve component；101st, exhaust solenoid；102nd, air inlet electromagnetic coil.
Specific embodiment
In the following, with reference to attached drawing and specific embodiment, the present invention is described further, it should be noted that not
Under the premise of conflicting, new implementation can be formed between various embodiments described below or between each technical characteristic in any combination
Example.
As shown in Figure 1 to Figure 3, the present invention provides a kind of electric-controlled switch valve with bilateral one-way function, including valve body 8,
Valve deck 2, piston component, valve nozzle 7 and electromagnetic valve component 10, the electromagnetic valve component 10 include housing, the row of being provided in the housing
Pneumoelectric magnetic coil 101 and air inlet electromagnetic coil 102, valve body 8 are equipped with the first gas port a, the second gas port b, third gas port c, the 4th
Gas port d, the first mounting groove, one end of the first mounting groove are equipped with the first opening, and first opening is located on valve body 8 close to valve deck
2 side, the first gas port a are connected with air inlet electromagnetic coil 102, and the second gas port and the 4th gas port d of b are connected with piston component,
Third gas port c is connected with exhaust solenoid 101；The one side wall of the valve deck 2 and valve body 8 is fixed, and piston component sets installation
In the first mounting groove；Electromagnetic valve component 10 is fixed on valve body 8, and steel ball 9 is additionally provided on valve body 8；Valve nozzle 7 is mounted on valve deck 2
On.
Wherein, valve deck 2 is threadedly coupled by fastening screw 1 with the one side wall of valve body 8.Valve body 8, which is equipped with, facilitates installation
Mounting hole, in 1 precession mounting hole of fastening screw.
Valve body 8 is equipped with the second mounting groove, and the second mounting groove is equipped with the first notch close to the side of valve deck 2, and bottom is equipped with
Second notch, the first notch and the second notch make the second mounting groove be in communication with the outside；Electromagnetic valve component 10 is fixed on the second peace
Tankage, the one side wall of housing are abutted by the first notch with valve deck 2, and the bottom of electromagnetic valve component 10 is downward by the second notch
It stretches out.
Valve nozzle 7 and steel ball 9 all realize the fixation with valve body 8 by riveting.In the present invention, piston component includes big O-shaped
Circle 3, small O-ring 4, rubber piston 5 and piston sleeve 6, piston sleeve 6 are set in the outer ring of rubber piston 5, big O-ring 3 and small
O-ring 4 is set in the outer ring of piston sleeve 6, and big O-ring 3 is located at the outside of small O-ring 4, and the internal diameter of big O-ring 3 is more than
The internal diameter of small O-ring 4.
The boost process of the present invention is that, when driver steps on brake pedal, gas enters from the 4th gas port d, pushes rubber
Piston 5 makes gas enter the second gas port b, realizes artificial braking, and electronic controller (ECU) sends out signal, air inlet electromagnetic coil
When 102 are powered, exhaust solenoid 101 is powered, gas by electromagnetic valve component 10, pushes rubber piston 5 from the first gas port, gram
Obey the resistance that the 4th gas port enters gas so that the first gas port a is connected with the second gas port b, and gas enters from the first gas port a
Second gas port b realizes automatic braking.Pressure maintaining period is that electronic controller (ECU) sends out signal, and air inlet electromagnetic coil 102 is disconnected
Electricity, into air source, exhaust solenoid 101 is powered the first gas port of cut-out, is exhausted from the second gas port b and third gas port c；Decompression
Process is that when driver's pine brake pedal, electronic controller (ECU) sends out signal, and air inlet electromagnetic coil 102 powers off, cut-out
First gas port a is powered off into air source, exhaust solenoid 101, and third gas port c is communicated with air, at this time the second gas port b and third gas
Mouth c, completes exhaust event.
The above embodiment is only the preferred embodiment of the present invention, it is impossible to the scope of protection of the invention is limited with this,
The variation and replacement for any unsubstantiality that those skilled in the art is done on the basis of the present invention belong to institute of the present invention
Claimed range.
Claims (5)
1. the electric-controlled switch valve with bilateral one-way function, which is characterized in that including valve body, valve deck, piston component, valve nozzle and electricity
Electromagnetic valve component, the electromagnetic valve component include housing, exhaust solenoid and air inlet electromagnetic coil, valve body are provided in the housing
The first gas port, the second gas port, third gas port, the 4th gas port, the first mounting groove are equipped with, one end of the first mounting groove is equipped with first
Opening, and first opening is located at the side of close valve deck on valve body, the first gas port is connected with air inlet electromagnetic coil, the second gas port
It is connected with the 4th gas port with piston component, third gas port is connected with exhaust solenoid；The one side wall of the valve deck and valve body
Fixed, piston component is set in the first mounting groove；Electromagnetic valve component is fixed on valve body, and steel ball is additionally provided on valve body；
Valve nozzle is mounted on valve deck.
2. electric-controlled switch valve as described in claim 1, which is characterized in that the piston component include big O-ring, small O-ring,
Rubber piston and piston sleeve, piston sleeve are set in the outer ring of rubber piston, and big O-ring and small O-ring are set in piston
The outer ring of axle sleeve, and big O-ring is located at the outside of small O-ring, the internal diameter of big O-ring is more than the internal diameter of small O-ring.
3. electric-controlled switch valve as described in claim 1, which is characterized in that mounting O-shaped sealing ring is gone back in the piston sleeve, it should
O-ring seal is between piston sleeve and valve deck.
4. electric-controlled switch valve as described in claim 1, which is characterized in that valve deck passes through fastening screw and the one side wall spiral shell of valve body
Line connects.
5. electric-controlled switch valve as described in claim 1, which is characterized in that valve body is equipped with the second mounting groove, the second mounting groove
The first notch is equipped with close to the side of valve deck, bottom is equipped with the second notch, and the first notch and the second notch make the second mounting groove
It is in communication with the outside；Electromagnetic valve component is fixed on the second mounting groove, and the one side wall of housing is abutted by the first notch with valve deck, electricity
The bottom of electromagnetic valve component is extended downwardly by the second notch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711311674.3A CN108216173A (en) | 2017-12-11 | 2017-12-11 | Electric-controlled switch valve with bilateral one-way function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711311674.3A CN108216173A (en) | 2017-12-11 | 2017-12-11 | Electric-controlled switch valve with bilateral one-way function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108216173A true CN108216173A (en) | 2018-06-29 |
Family
ID=62651981
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711311674.3A Pending CN108216173A (en) | 2017-12-11 | 2017-12-11 | Electric-controlled switch valve with bilateral one-way function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108216173A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09280406A (en) * | 1996-04-17 | 1997-10-31 | Mitsubishi Heavy Ind Ltd | Double solenoid type solenoid valve |
| CN201715035U (en) * | 2010-07-09 | 2011-01-19 | 钱连合 | Dual valve |
| CN106891874A (en) * | 2017-04-21 | 2017-06-27 | 格陆博科技有限公司 | A kind of vehicle automatic emergency brake system based on ABS/ASR |
| CN206691102U (en) * | 2017-01-17 | 2017-12-01 | 瑞立集团瑞安汽车零部件有限公司 | A kind of servo combination valve |
| CN207607485U (en) * | 2017-12-11 | 2018-07-13 | 广州瑞立科密汽车电子股份有限公司 | Electric-controlled switch valve with bilateral one-way function |
-
2017
- 2017-12-11 CN CN201711311674.3A patent/CN108216173A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09280406A (en) * | 1996-04-17 | 1997-10-31 | Mitsubishi Heavy Ind Ltd | Double solenoid type solenoid valve |
| CN201715035U (en) * | 2010-07-09 | 2011-01-19 | 钱连合 | Dual valve |
| CN206691102U (en) * | 2017-01-17 | 2017-12-01 | 瑞立集团瑞安汽车零部件有限公司 | A kind of servo combination valve |
| CN106891874A (en) * | 2017-04-21 | 2017-06-27 | 格陆博科技有限公司 | A kind of vehicle automatic emergency brake system based on ABS/ASR |
| CN207607485U (en) * | 2017-12-11 | 2018-07-13 | 广州瑞立科密汽车电子股份有限公司 | Electric-controlled switch valve with bilateral one-way function |
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