CN105946831B - Vehicle booster brake apparatus - Google Patents
Vehicle booster brake apparatus Download PDFInfo
- Publication number
- CN105946831B CN105946831B CN201610419321.4A CN201610419321A CN105946831B CN 105946831 B CN105946831 B CN 105946831B CN 201610419321 A CN201610419321 A CN 201610419321A CN 105946831 B CN105946831 B CN 105946831B
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- Prior art keywords
- brake
- valve
- wheel brake
- mouthfuls
- booster
- 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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Classifications
-
- 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
- B60T13/12—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 liquid
- B60T13/14—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 liquid using accumulators or reservoirs fed by pumps
-
- 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
- B60T13/26—Compressed-air systems
- B60T13/40—Compressed-air systems indirect, i.e. compressed air booster units indirect systems
- B60T13/44—Compressed-air systems indirect, i.e. compressed air booster units indirect systems with two-chamber booster units
-
- 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
- B60T13/58—Combined or convertible systems
- B60T13/581—Combined or convertible systems both hydraulic and pneumatic
Landscapes
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Transmission Of Braking Force In Braking Systems (AREA)
- Valves And Accessory Devices For Braking Systems (AREA)
- Braking Systems And Boosters (AREA)
Abstract
A kind of vehicle booster brake apparatus, including arrestment mechanism, front wheel brake and rear wheel brake, the arrestment mechanism includes booster valve, brake valve, lubricating cup, repairing check valve and brake cylinder, gas bag, dual air brake valve, the first accumulator, the first Pneumatical hydraulic value, the second accumulator and the second Pneumatical hydraulic value are further included, the arrestment mechanism is installed on front wheel brake and rear wheel brake respectively.The present invention carries out power brake by the way that accumulator is used as after power source can realize engine misses, the present invention by by dual air brake valve to being set as gas channel between Pneumatical hydraulic value, accelerate the response speed of brake, it is not in braking hysteresis phenomenon, for the present invention when front wheel brake, rear wheel brake are distant, front wheel brake and the time difference that rear wheel brake responds are relatively short, and rear service brake will not be lagged significantly, braking ability is not interfered with, is not easy to cause traffic accident.
Description
Technical field
The present invention relates to a kind of vehicle, more particularly to vehicle booster brake apparatus.
Background technology
As people increasingly pay close attention to conservation of natural environment, free of contamination electric vehicle into a popular direction,
Due to eliminating traditional fuel engines, original vacuum booster loses vacuum and can not power brake.Chinese patent Shen
Numbers 200810163260.5 a kind of hydraulic power-assisted brake device please be disclosed, using hydraulic booster instead of vacuum booster,
It solves the problems, such as that power brake can not be carried out, but foregoing invention is by Engine driven Hydraulic Pump work because cancelling fuel engines
Make, hydraulic pump no longer works after engine misses, cannot also generate pressure oil, therefore can not achieve and help after engine misses
Dynamic braking can cause traffic accident in this way.Foregoing invention is braked using hydraulic oil, since the peak flow rate (PFR) of hydraulic oil is general
No more than 6m/s, in this way when brake pedal component is distant from brake, pressure oil acts on during brake pedal component
Time to the brake cylinder of brake is longer, will appear braking hysteresis phenomenon in this way, and since general front wheel brake is from system
Dynamic pedal assembly is nearer, and the brake cylinder that pressure oil can be introduced into front wheel brake is braked, when front wheel brake and trailing wheel
The distance between brake farther out when, pressure oil is applied to the time difference of the brake cylinder on front wheel brake and rear wheel brake
Relatively long, rear service brake can be lagged significantly, seriously affect braking ability, cause traffic accident.
Invention content
It remains to realize power brake after the object of the present invention is to provide one kind stopping working, be not in braking sluggishness, trailing wheel system
The dynamic vehicle booster brake apparatus that will not cause traffic accident that will not significantly lag.
To achieve these goals, the technical scheme is that：
A kind of vehicle booster brake apparatus, including arrestment mechanism, front wheel brake and rear wheel brake, the arrestment mechanism
Including booster valve, brake valve, lubricating cup, repairing check valve and brake cylinder, there is the booster valve First piston bar and first to live
Plug, the brake valve have second piston bar and second piston, and the First piston bar of the booster valve and the second of brake valve live
Stopper rod is fixedly connected or integrally, the lubricating cup is connected by the rodless cavity of repairing check valve and brake valve, and the nothing of brake valve
The rodless cavity of rod cavity and brake cylinder connects, and the third piston rod of brake cylinder is connect with front wheel brake or rear wheel brake,
Mounting height of the lubricating cup on vehicle is higher than mounting height of the brake cylinder on vehicle, and improvement is：
Further include gas bag, dual air brake valve, the first accumulator, the first Pneumatical hydraulic value, the second accumulator and the second gas
Draining pressure valve, the arrestment mechanism are installed on front wheel brake and rear wheel brake respectively, the dual air brake valve air inlet
Mouthfuls P2 mouthful, control mouth K mouthful of A2 mouthfuls of the mouth of execution respectively with gas bag, the first Pneumatical hydraulic value connect, the first Pneumatical hydraulic value into
P mouthfuls of liquid mouth, the execution A mouthfuls of rodless cavities respectively with the booster valve on the first accumulator, front wheel brake of mouth are connect, the two-chamber gas
K mouthfuls of the control mouth of A1 mouthfuls P1 mouthfuls of brake valve air inlet, execution of mouth respectively with gas bag, the second Pneumatical hydraulic value is connect, the second gas control
P mouthfuls of inlet, the execution A mouthfuls of rodless cavities respectively with the booster valve on the second accumulator, rear wheel brake of mouth of hydraulic valve are connect.
The length of hydraulic channel of second accumulator to the second Pneumatical hydraulic value is less than the first accumulator to the first gas
The length of the hydraulic channel of draining pressure valve, the length of the booster valve hydraulic channel on second Pneumatical hydraulic value to rear wheel brake
Degree is less than the first Pneumatical hydraulic value to the length of the booster valve hydraulic channel of front wheel brake.
The length of the dual air brake valve to the gas channel of the second Pneumatical hydraulic value is less than dual air brake valve to first
The length of the gas channel of Pneumatical hydraulic value.
Also there is safety valve, the safety valve is connect with gas bag.
Benefit of the invention is that：(1) still have by regarding accumulator as hydraulic oil after power source can realize engine misses
There is pressure, and power brake can be carried out, traffic accident will not be caused in this way.(2) it is more than the original of flow rate of liquid according to gas flow rate
Reason by by dual air brake valve to being set as gas channel between Pneumatical hydraulic value, only by the system on Pneumatical hydraulic value to brake
Hydraulic channel is set as between dynamic wheel cylinder, accelerates the response speed of brake, is not in braking hysteresis phenomenon in this way, is not easy
Cause traffic accident.(3) it is more than the principle of flow rate of liquid according to gas flow rate by by dual air brake valve to Pneumatical hydraulic value
Between be set as gas channel, only will be set as hydraulic channel between the brake cylinder on Pneumatical hydraulic value to brake, work as front-wheel
When brake, rear wheel brake are distant, front wheel brake and the time difference that rear wheel brake responds are relatively short, trailing wheel system
It is dynamic significantly to lag, braking ability is not interfered with, is not easy to cause traffic accident.
Description of the drawings
Fig. 1 is the principle of the present invention figure
Specific embodiment
Below in conjunction with attached drawing and the embodiment provided, the present invention is further illustrated：
As shown in Figure 1, a kind of vehicle booster brake apparatus, is shaved including arrestment mechanism 50, front wheel brake 10 and trailing wheel
Device 13, the arrestment mechanism 50 include booster valve 5, brake valve 6, lubricating cup 7, repairing check valve 8 and brake cylinder 9, the power-assisted
Valve 5 has First piston bar 5-1 and first piston 5-2, and the brake valve 6 has second piston bar 6-1 and second piston 6-2,
The First piston bar 5-1 of the booster valve 5 is fixedly connected or integrally with the second piston bar 6-1 of brake valve 6, the lubricating cup 7
It is connect by repairing check valve 8 with the rodless cavity of brake valve 6, and the rodless cavity of brake valve 6 and the rodless cavity of brake cylinder 9 connect
It connects, the third piston rod 9-1 of brake cylinder 9 is connect with front wheel brake 10 or rear wheel brake 13, and the lubricating cup 7 is on vehicle
Mounting height higher than mounting height of the brake cylinder 9 on vehicle, improvement is：
Further include gas bag l, dual air brake valve 2, the first accumulator 3, the first Pneumatical hydraulic value 4,11 and of the second accumulator
Second Pneumatical hydraulic value 12, the arrestment mechanism 50 are installed in respectively on front wheel brake 10 and rear wheel brake 13, described double
K mouthfuls of the control mouth of A2 mouthfuls P2 mouthfuls of 2 air inlet of chamber air brake valve, execution of mouth respectively with gas bag 1, the first Pneumatical hydraulic value 4 is connect,
P mouthfuls of the inlet of first Pneumatical hydraulic value 4, perform A mouthfuls of mouth respectively with the booster valve on the first accumulator 3, front wheel brake 10
5 rodless cavity connection, P1 mouthful of 2 air inlet of dual air brake valve, execution A1 mouthfuls of mouth respectively with gas bag 1, the second Pneumatic and hydraulic
K mouthfuls of the control mouth connection of valve 12, A mouthfuls P mouthful of the inlet of the second Pneumatical hydraulic value 12, execution of mouth respectively with the second accumulator 11
The rodless cavity connection of booster valve 5 on rear wheel brake 13.
The length of the hydraulic channel of second accumulator, 11 to the second Pneumatical hydraulic value 12 is less than the first accumulator 3 to the
The length of the hydraulic channel of one Pneumatical hydraulic value 4, the booster valve 5 on second Pneumatical hydraulic value 12 to rear wheel brake 13
The length of hydraulic channel is less than the first Pneumatical hydraulic value 4 to the length of 5 hydraulic channel of booster valve of front wheel brake 10.According to gas
Body flow velocity is more than the principle of flow rate of liquid, after driver steps on dual air brake valve 2, front wheel brake 10 and rear wheel brake
The time difference of 13 responses can further shorten, and the time that pressure oil enters the brake cylinder 9 on rear wheel brake 13 more will not be bright
Aobvious lag, further improves braking ability, is not easy to cause traffic accident.
The length of the gas channel of 2 to the second Pneumatical hydraulic value 12 of dual air brake valve be less than dual air brake valve 2 to
The length of the gas channel of first Pneumatical hydraulic value 4.In this way after driver steps on dual air brake valve 2, rear wheel brake 13
Response time can be prior to the response time of front wheel brake 10, therefore can adjust rear wheel brake 13 and front wheel brake 10
Retroaction sequence.
Also there is safety valve 14, the safety valve 14 is connect with gas bag 1.
When driver, which steps on dual air brake valve 2, to be braked, P2 mouthfuls of the air inlet of dual air brake valve 2 is with performing mouth
A2 mouthfuls communicate, and pressure air enters K mouthfuls of the control mouth of the first Pneumatical hydraulic value 4 through dual air brake valve 2 in gas bag 1, and at this moment the
P mouthfuls of the inlet of one Pneumatical hydraulic value 4 is communicated with performing mouth A mouthfuls, and the pressure oil in accumulator 3 enters on front wheel brake 10
The rodless cavity of booster valve 5 pushes first piston 5-2 to drive First piston bar 5-1 movements, due to First piston bar 5-1 and second
Piston rod 6-1 is fixedly connected, so second piston bar 6-1 drives second piston 6-2 movements, makes the liquid of the rodless cavity of brake valve 6
Pressure oil enters brake cylinder 9, so as to which front wheel brake 10 be made to generate braking.
Meanwhile P1 mouthfuls of the air inlet of dual air brake valve 2 is communicated with performing mouth A1 mouthfuls, pressure air is through two-chamber gas in gas bag 1
Brake valve 2 enters K mouthfuls of the control mouth of the second Pneumatical hydraulic value 12, and at this moment P mouthfuls of the inlet of the second Pneumatical hydraulic value 12 is with performing
A mouthfuls of mouth communicates, and the pressure oil in accumulator 11 enters the rodless cavity of the booster valve 5 on rear wheel brake 13, pushes first piston
5-2 drives First piston bar 5-1 movement, since First piston bar 5-1 is fixedly connected with second piston bar 6-1, so the second work
Stopper rod 6-1 drives second piston 6-2 movements, the hydraulic oil of the rodless cavity of brake valve 6 is made to enter brake cylinder 9, so as to make trailing wheel
Brake 13 generates braking.
After engine misses, due to still having pressed gas in gas bag, made when driver steps on dual air brake valve 2
When dynamic, pressure air remains to K mouthfuls of the control mouth and the second gas that enter the first Pneumatical hydraulic value 4 through dual air brake valve 2 in gas bag 1
K mouthfuls of the control mouth of draining pressure valve 12, and the hydraulic oil of the first accumulator 3 and the second accumulator 11 still has pressure, therefore still has
Pressure oil enters the rodless cavity of the booster valve 5 on front wheel brake 10 and rear wheel brake 13, so as to which front wheel brake 10 is with after
It takes turns brake 13 and generates braking, be not easy to cause traffic accident in this way.
Since the flow velocity of compressed air is more than the flow velocity of hydraulic oil, the flow velocity of general hydraulic oil is no more than 6m/s, the present invention
The flow velocity of hydraulic oil is designed as 2m/s, and the flow velocity of compressed air is designed as 20m/s.Due to dual air brake valve 2 to
One Pneumatical hydraulic value 4 and the second Pneumatical hydraulic value 12 are gas channel and compressed air flow velocity is very fast, step on two-chamber gas system in this way
After dynamic valve 2, the response speed of front wheel brake 10 and rear wheel brake 13 is accelerated, therefore dual air brake valve 2 is from front wheel brake
Device 10 and rear wheel brake 13 farther out when, front wheel brake 10 and rear wheel brake can be made quickly by stepping on after dual air brake valve 2
13 generate braking.Be not in braking hysteresis phenomenon in this way, be not easy to cause traffic accident.
Similarly when the distance between front wheel brake 10 and rear wheel brake 13 farther out when, due to dual air brake valve 2
It is gas channel to the first Pneumatical hydraulic value 4, the second Pneumatical hydraulic value 12, the principle of flow rate of liquid is more than according to gas flow rate,
After driver steps on dual air brake valve 2, the first Pneumatical hydraulic value 4,12 action response of the second Pneumatical hydraulic value time difference
It can shorten, the time difference that such front wheel brake 10 is responded with rear wheel brake 13 can be relatively short, the braking of rear wheel brake
Time will not significantly lag, and not interfere with braking ability, be not easy to cause traffic accident.
Claims (4)
1. a kind of vehicle booster brake apparatus, including arrestment mechanism (50), front wheel brake (10) and rear wheel brake (13), institute
It states arrestment mechanism (50) and includes booster valve (5), brake valve (6), lubricating cup (7), repairing check valve (8) and brake cylinder (9), it is described
Booster valve (5) has First piston bar (5-1) and first piston (5-2), and the brake valve (6) has second piston bar (6-1)
With second piston (6-2), the First piston bar (5-1) of the booster valve (5) and the second piston bar (6-1) of brake valve (6) are solid
Fixed connection is integral, and the lubricating cup (7) is connect, and brake valve by repairing check valve (8) with the rodless cavity of brake valve (6)
(6) rodless cavity is connect with the rodless cavity of brake cylinder (9), the third piston rod (9-1) and front wheel brake of brake cylinder (9)
(10) or rear wheel brake (13) connection, mounting height of the lubricating cup (7) on vehicle are higher than brake cylinder (9) on vehicle
Mounting height, it is characterised in that：
Further include gas bag (1), dual air brake valve (2), the first accumulator (3), the first Pneumatical hydraulic value (4), the second accumulator
(11) and the second Pneumatical hydraulic value (12), the arrestment mechanism (50) are installed in front wheel brake (10) and rear wheel brake respectively
(13) on, air inlet P2 mouthfuls of the dual air brake valve (2), perform A2 mouthfuls of mouth respectively with gas bag (1), the first Pneumatical hydraulic value
(4) K mouthfuls of control mouth connection, A mouthfuls P mouthful of the inlet of the first Pneumatical hydraulic value (4), execution of mouth respectively with the first accumulator (3),
The rodless cavity connection of booster valve (5) on front wheel brake (10), air inlet P1 mouthfuls of the dual air brake valve (2) perform mouth
A1 mouthfuls of K mouthfuls of the control mouths respectively with gas bag (1), the second Pneumatical hydraulic value (12) are connect, the feed liquor of the second Pneumatical hydraulic value (12)
The rodless cavity of A mouthfuls P mouthfuls of mouth, execution of mouth respectively with the booster valve (5) on the second accumulator (11), rear wheel brake (13) is connect.
2. vehicle booster brake apparatus according to claim 1, it is characterised in that：Second accumulator (11) is to second
The length of the hydraulic channel of Pneumatical hydraulic value (12) is less than the first accumulator (3) to the hydraulic channel of the first Pneumatical hydraulic value (4)
Length, the length of booster valve (5) hydraulic channel on second Pneumatical hydraulic value (12) to rear wheel brake (13) is less than
First Pneumatical hydraulic value (4) to booster valve (5) hydraulic channel of front wheel brake (10) length.
3. vehicle booster brake apparatus according to claim 2, it is characterised in that：The dual air brake valve (2) is to
The length of the gas channel of two Pneumatical hydraulic values (12) is less than dual air brake valve (2) to the gas channel of the first Pneumatical hydraulic value (4)
Length.
4. vehicle booster brake apparatus according to claim 1, it is characterised in that：Also there is safety valve (14), the peace
Full valve (14) is connect with gas bag (1).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810157785.1A CN108297851A (en) | 2016-06-13 | 2016-06-13 | Vehicle booster brake apparatus |
| CN201610419321.4A CN105946831B (en) | 2016-06-13 | 2016-06-13 | Vehicle booster brake apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610419321.4A CN105946831B (en) | 2016-06-13 | 2016-06-13 | Vehicle booster brake apparatus |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810157785.1A Division CN108297851A (en) | 2016-06-13 | 2016-06-13 | Vehicle booster brake apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105946831A CN105946831A (en) | 2016-09-21 |
| CN105946831B true CN105946831B (en) | 2018-06-29 |
Family
ID=56906415
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810157785.1A Pending CN108297851A (en) | 2016-06-13 | 2016-06-13 | Vehicle booster brake apparatus |
| CN201610419321.4A Active CN105946831B (en) | 2016-06-13 | 2016-06-13 | Vehicle booster brake apparatus |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810157785.1A Pending CN108297851A (en) | 2016-06-13 | 2016-06-13 | Vehicle booster brake apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN108297851A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113460010B (en) * | 2021-07-12 | 2024-02-13 | 广东盈峰智能环卫科技有限公司 | Hydraulic power-assisted braking system and electric sanitation truck |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4068899A (en) * | 1976-02-25 | 1978-01-17 | Massey-Ferguson Services N.V. | Braking systems |
| CN2924108Y (en) * | 2006-05-29 | 2007-07-18 | 徐永江 | Pneumatical hydraulic value |
| CN103879394A (en) * | 2014-03-28 | 2014-06-25 | 常州科研试制中心有限公司 | Stopping brake system of trailer used under coal mine shaft |
| CN104442267A (en) * | 2014-11-10 | 2015-03-25 | 三一汽车起重机械有限公司 | Oil gas suspension system, engineering vehicle and crane |
| CN204641733U (en) * | 2015-04-09 | 2015-09-16 | 连云港天明装备有限公司 | A kind of underground coal mine shovel car gas control accumulator valve group |
| CN105501200A (en) * | 2015-12-30 | 2016-04-20 | 朱明德 | Vehicle gear selection and parking brake joint control system |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2453466C2 (en) * | 1974-11-12 | 1983-02-24 | Robert Bosch Gmbh, 7000 Stuttgart | Pressure ratio valve |
| US3957315A (en) * | 1974-11-15 | 1976-05-18 | Caterpillar Tractor Co. | Brake control system with proportional loading of the brakes during retarding |
| CN202080265U (en) * | 2011-05-27 | 2011-12-21 | 北汽福田汽车股份有限公司 | Pneumatic braked vehicle and vehicle brake control device thereof |
| CN204736843U (en) * | 2015-06-24 | 2015-11-04 | 常州科研试制中心有限公司 | Colliery support carrier emergency stop apparatus |
-
2016
- 2016-06-13 CN CN201810157785.1A patent/CN108297851A/en active Pending
- 2016-06-13 CN CN201610419321.4A patent/CN105946831B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4068899A (en) * | 1976-02-25 | 1978-01-17 | Massey-Ferguson Services N.V. | Braking systems |
| CN2924108Y (en) * | 2006-05-29 | 2007-07-18 | 徐永江 | Pneumatical hydraulic value |
| CN103879394A (en) * | 2014-03-28 | 2014-06-25 | 常州科研试制中心有限公司 | Stopping brake system of trailer used under coal mine shaft |
| CN104442267A (en) * | 2014-11-10 | 2015-03-25 | 三一汽车起重机械有限公司 | Oil gas suspension system, engineering vehicle and crane |
| CN204641733U (en) * | 2015-04-09 | 2015-09-16 | 连云港天明装备有限公司 | A kind of underground coal mine shovel car gas control accumulator valve group |
| CN105501200A (en) * | 2015-12-30 | 2016-04-20 | 朱明德 | Vehicle gear selection and parking brake joint control system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105946831A (en) | 2016-09-21 |
| CN108297851A (en) | 2018-07-20 |
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| CB03 | Change of inventor or designer information |
Inventor after: Wei Jinbao Inventor after: Li Wenting Inventor after: Yang Zhongzheng Inventor after: Wei Hao Inventor after: Zhen Gaochao Inventor after: Zhao Zhiliang Inventor after: Wang Qingtian Inventor after: Xu Jianfeng Inventor after: Li Xiaojing Inventor after: Zhang Hanlu Inventor after: Liang Tao Inventor before: Zhu Mingde Inventor before: Li Cheng |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20180326 Address after: 266000 Qian WAN port road, Huangdao District, Qingdao, Shandong Province, No. 492 Applicant after: Qingdao Huarui Machinery Co., Ltd. Address before: 264000 Shandong Province, Yantai city Laishan District Road No. 30 spring Applicant before: Zhu Mingde |
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