CN110509906B - Control system of hydraulic retarder for underground operation vehicle - Google Patents
Control system of hydraulic retarder for underground operation vehicle Download PDFInfo
- Publication number
- CN110509906B CN110509906B CN201910886633.XA CN201910886633A CN110509906B CN 110509906 B CN110509906 B CN 110509906B CN 201910886633 A CN201910886633 A CN 201910886633A CN 110509906 B CN110509906 B CN 110509906B
- Authority
- CN
- China
- Prior art keywords
- pressure regulating
- pressure
- relay valve
- hydraulic retarder
- valve
- 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.)
- Active
Links
- 230000001105 regulatory effect Effects 0.000 claims abstract description 49
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 239000000498 cooling water Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
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
- B60T10/00—Control or regulation for continuous braking making use of fluid or powdered medium, e.g. for use when descending a long slope
-
- 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
- B60T17/00—Component parts, details, or accessories of power brake systems not covered by groups B60T8/00, B60T13/00 or B60T15/00, or presenting other characteristic features
- B60T17/18—Safety devices; Monitoring
Abstract
The invention relates to a control system of a hydraulic retarder for an underground operation vehicle, which comprises the hydraulic retarder, wherein the hydraulic retarder is respectively connected with a manual pressure regulating valve and a display module which are arranged in a cab, compressed air is divided into two paths, one path is connected with the manual pressure regulating valve, the other path is connected with a relay valve which is arranged in a pipeline between the hydraulic retarder and the manual pressure regulating valve, the relay valve is provided with an air inlet, a pressure regulating port, an air outlet and an air outlet, the air inlet of the relay valve is connected with compressed air, the pressure regulating port of the relay valve is connected with the manual pressure regulating valve, the air outlet of the relay valve is connected with the hydraulic retarder, and the air outlet of the relay valve is communicated with the atmosphere; the pressure of the air outlet is changed according to the pressure change of the pressure regulating port, and when the pressure of the pressure regulating port is 0, compressed air in the retarder is discharged from the air outlet of the relay valve; the manual pressure regulating valve outputs the air pressure of the regulating pressure to the relay valve, and the display module is powered by a +24VDC power supply and grounded.
Description
Technical Field
The invention relates to the technical field of hydraulic retarders, in particular to a control system of a hydraulic retarder for a downhole operation vehicle.
Background
No prior art has been retrieved for using a hydrodynamic retarder in a downhole vehicle. Hydraulic retarders are used for underground vehicles, and the vehicles have higher explosion-proof requirements in view of the special use environment, so that the use of electric components needs to be reduced.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a control system of the hydraulic retarder for the underground operation vehicle, which is characterized in that manual pressure regulating valves are arranged into a plurality of groups, and different pressure values are arranged in different groups, so that the operation is simpler and more convenient, and the response speed of air inlet and air outlet of the retarder is faster. Another object of the invention is to provide a control system for a hydraulic retarder for a downhole operation vehicle which adapts to the higher explosion protection requirements of the downhole operation vehicle and reduces or avoids the use of electrical components. It is a further object of the present invention to provide a control system for a hydraulic retarder for a downhole operation vehicle, wherein the driver should immediately turn down the output air pressure when an overtemperature indication occurs, avoiding damage to the retarder or vehicle components.
The technical scheme is that the control system of the hydraulic retarder for the underground operation vehicle comprises the hydraulic retarder and is characterized in that the hydraulic retarder is respectively connected with a manual pressure regulating valve and a display module which are arranged in a cab, compressed air is divided into two paths, one path is connected with the manual pressure regulating valve, the other path is connected with a relay valve arranged in a pipeline between the hydraulic retarder and the manual pressure regulating valve, the relay valve is provided with an exhaust pipe, an air inlet of the relay valve is connected with the compressed air, an air outlet of the relay valve is connected with the manual pressure regulating valve, and an air outlet of the relay valve is connected with the retarder; the pressure of the air outlet is changed according to the pressure change of the pressure regulating port, and when the pressure of the pressure regulating port is 0, compressed air in the retarder is discharged from the air outlet of the relay valve; the manual pressure regulating valve outputs gas with limited air pressure to the hydraulic retarder; the display module is powered by a +24VDC power supply and grounded, and the hydraulic retarder is respectively provided with a cooling water inlet pipe interface and a cooling water outlet pipe interface.
As preferable: the hydraulic retarder is connected to the display module through a water temperature sensor and an oil temperature sensor respectively.
As preferable: the manual pressure regulating valves are arranged in parallel to form a plurality of groups, the output pressure of each group is 0 or set pressure, and the set pressures of different groups are different; and after the groups of manual pressure regulating valves are respectively connected with compressed air and gas with limited air pressure is output and respectively connected with the relay valve, the manual pressure regulating valves are simultaneously connected with the hydraulic retarder.
Compared with the prior art, the invention has the beneficial effects that:
the manual pressure regulating valve and the display module are installed in a cab, so that a driver can operate and observe conveniently.
The manual pressure regulating valve is provided with the highest output air pressure limit, damage caused by overload of the hydraulic retarder is prevented, and air pressure can be regulated manually in a stepless or stepped mode below the highest air pressure, so that torque control of the hydraulic retarder is achieved.
The driver immediately regulates down the output air pressure when the overtemperature prompt appears, so that the damage to the retarder or the vehicle component is avoided, and the display module can display the temperature value or only make the overtemperature prompt and can carry out the overtemperature Wen Fengming prompt simultaneously according to the requirements of customers.
The display module can be added with pressure display or overpressure (overload prevention) prompt function according to the requirements of customers, and the retarder is provided with a pressure sensor or the regulating valve is provided with a pressure sensor or a pressure gauge.
The number of the manual pressure regulating valves is increased, but the operation is simpler and more convenient, and the response speed of air inlet and air outlet of the retarder is faster.
Drawings
FIG. 1 is a block diagram of a control system of a hydraulic retarder for a downhole operation vehicle according to the invention.
Detailed Description
The invention will be further described in detail below with reference to the accompanying drawings:
referring to fig. 1, the control system of the hydraulic retarder for the underground operation vehicle comprises the hydraulic retarder, and is characterized in that the hydraulic retarder is respectively connected with a manual pressure regulating valve and a display module which are arranged in a cab, compressed air is divided into two paths, one path is connected with the manual pressure regulating valve, the other path is connected with a relay valve arranged in a pipeline between the hydraulic retarder and the manual pressure regulating valve, the relay valve is provided with an exhaust pipe, an air inlet of the relay valve is connected with the compressed air, an air outlet of the relay valve is connected with the manual pressure regulating valve, and an air outlet of the relay valve is connected with the retarder; the pressure of the air outlet is changed according to the pressure change of the pressure regulating port, and when the pressure of the pressure regulating port is 0, compressed air in the retarder is discharged from the air outlet of the relay valve; the manual pressure regulating valve outputs gas with limited air pressure to the hydraulic retarder; the display module is powered by a +24VDC power supply and grounded, and the hydraulic retarder is respectively provided with a cooling water inlet pipe interface and a cooling water outlet pipe interface.
In this embodiment, the manual pressure regulating valve is provided with several groups in parallel, and the output pressure of each group is 0 or the set pressure, and the set pressures of different groups are different; and after the groups of manual pressure regulating valves are respectively connected with compressed air and gas with limited air pressure is output and respectively connected with the relay valve, the manual pressure regulating valves are simultaneously connected with the hydraulic retarder.
In this embodiment, the hydraulic retarder is connected to the display module via a water temperature sensor and an oil temperature sensor, respectively.
In this embodiment, the display module displays a temperature value, and sets an overtemperature prompt or an overtemperature Wen Fengming prompt.
In this embodiment, the display module displays the pressure value, or sets an overpressure prompt.
In this embodiment, a pressure sensor or a pressure gauge is installed at the output port of the manual pressure regulating valve of the hydraulic retarder.
The foregoing description is only of the preferred embodiments of the invention, and all changes and modifications that come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (2)
1. The control system of the hydraulic retarder for the underground operation vehicle comprises the hydraulic retarder and is characterized in that the hydraulic retarder is respectively connected with a manual pressure regulating valve and a display module which are arranged in a cab, compressed air is divided into two paths, one path of the compressed air is connected with the manual pressure regulating valve, the other path of the compressed air is connected with a relay valve which is arranged in a pipeline between the hydraulic retarder and the manual pressure regulating valve, the relay valve is provided with an air inlet, a pressure regulating port, an air outlet and an air outlet, the air inlet of the relay valve is connected with the compressed air, the pressure regulating port of the relay valve is connected with the manual pressure regulating valve, the air outlet of the relay valve is connected with the hydraulic retarder, and the air outlet of the relay valve is communicated with the atmosphere; the pressure of the air outlet is changed according to the pressure change of the pressure regulating port, and when the pressure of the pressure regulating port is 0, compressed air in the retarder is discharged from the air outlet of the relay valve; the manual pressure regulating valve outputs the air pressure of the regulating pressure to the relay valve; the display module is powered by a +24VDC power supply and grounded; the manual pressure regulating valves are arranged in parallel to form a plurality of groups, the output pressure of each group is 0 or set pressure, and the set pressures of different groups are different; and after the groups of manual pressure regulating valves are respectively connected with compressed air and gas with output pressure of 0 or set pressure is respectively connected with the relay valve, the hydraulic retarder is simultaneously connected.
2. The control system of a hydraulic retarder for a downhole operation vehicle according to claim 1, wherein the hydraulic retarder is connected to the display module via a water temperature sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910886633.XA CN110509906B (en) | 2019-09-19 | 2019-09-19 | Control system of hydraulic retarder for underground operation vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910886633.XA CN110509906B (en) | 2019-09-19 | 2019-09-19 | Control system of hydraulic retarder for underground operation vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110509906A CN110509906A (en) | 2019-11-29 |
| CN110509906B true CN110509906B (en) | 2024-04-02 |
Family
ID=68632938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910886633.XA Active CN110509906B (en) | 2019-09-19 | 2019-09-19 | Control system of hydraulic retarder for underground operation vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110509906B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112849112B (en) * | 2021-02-02 | 2022-02-15 | 一汽解放汽车有限公司 | Control valve system, auxiliary brake system and vehicle |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61101686A (en) * | 1984-10-24 | 1986-05-20 | Hitachi Ltd | Evacuating device |
| DE19833891A1 (en) * | 1998-07-28 | 2000-02-03 | Zahnradfabrik Friedrichshafen | Hydrodynamic retarder for motor vehicle has control system with regulating valve to deliver contents of pressurized accumulator to retarder, and which controls both emptying and replenishment of accumulator |
| CN105370768A (en) * | 2015-12-10 | 2016-03-02 | 陕西法士特齿轮有限责任公司 | Series hydrodynamic retarder |
| CN205113309U (en) * | 2015-11-30 | 2016-03-30 | 宁波华盛汽车部件有限公司 | Control system of proportional valve on hydraulic retarber |
| CN105736607A (en) * | 2016-04-06 | 2016-07-06 | 武汉理工大学 | Cooling device for transmission fluid of automotive hydraulic retarder |
| CN105905096A (en) * | 2016-06-13 | 2016-08-31 | 无锡市华通气动制造有限公司 | Gas combination control valve used for hydraulic retarder |
| CN211107370U (en) * | 2019-09-19 | 2020-07-28 | 深圳市特尔佳科技股份有限公司 | Control system of hydraulic retarder for underground operation vehicle |
-
2019
- 2019-09-19 CN CN201910886633.XA patent/CN110509906B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61101686A (en) * | 1984-10-24 | 1986-05-20 | Hitachi Ltd | Evacuating device |
| DE19833891A1 (en) * | 1998-07-28 | 2000-02-03 | Zahnradfabrik Friedrichshafen | Hydrodynamic retarder for motor vehicle has control system with regulating valve to deliver contents of pressurized accumulator to retarder, and which controls both emptying and replenishment of accumulator |
| CN205113309U (en) * | 2015-11-30 | 2016-03-30 | 宁波华盛汽车部件有限公司 | Control system of proportional valve on hydraulic retarber |
| CN105370768A (en) * | 2015-12-10 | 2016-03-02 | 陕西法士特齿轮有限责任公司 | Series hydrodynamic retarder |
| CN105736607A (en) * | 2016-04-06 | 2016-07-06 | 武汉理工大学 | Cooling device for transmission fluid of automotive hydraulic retarder |
| CN105905096A (en) * | 2016-06-13 | 2016-08-31 | 无锡市华通气动制造有限公司 | Gas combination control valve used for hydraulic retarder |
| CN211107370U (en) * | 2019-09-19 | 2020-07-28 | 深圳市特尔佳科技股份有限公司 | Control system of hydraulic retarder for underground operation vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110509906A (en) | 2019-11-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101310110B (en) | Installation for high pressure compression with several stages | |
| CN110509906B (en) | Control system of hydraulic retarder for underground operation vehicle | |
| CN203384149U (en) | Manual hydraulic proportional valve | |
| CN211107370U (en) | Control system of hydraulic retarder for underground operation vehicle | |
| CN101398128A (en) | Compressed natural gas distributor | |
| CN110745120B (en) | Control system of hydraulic retarder for underground operation vehicle | |
| CN202676410U (en) | Pipeline pressure testing auxiliary device | |
| CN205113309U (en) | Control system of proportional valve on hydraulic retarber | |
| CN211107371U (en) | Control system of hydraulic retarder for underground operation vehicle | |
| CN202923632U (en) | Break control device and machine brake system comprising same | |
| CN109883744B (en) | Device and method for analyzing thermal balance of excavator | |
| ATE368583T1 (en) | DECENTRALIZED CLOSED LEVELING DEVICE FOR MOTOR VEHICLES | |
| CN203500629U (en) | Piston type control gas chamber structure for safe cut-off valves | |
| CN105593085A (en) | Valve apparatus | |
| CN205013781U (en) | Voltage regulator of anti dirty fast reaction | |
| CN105387101A (en) | Passive hydraulic braking system | |
| CN203730468U (en) | Thermo-sensitive element-controlled loader independent cooling system | |
| CN201992150U (en) | Pressure limiting valve of automobile or engineering machine air pressure adjusting system | |
| CN105114369A (en) | Pressurizing inflation device | |
| CN102022572B (en) | Pressure limiting valve of vehicle or engineering machine air pressure regulating system | |
| CN202250867U (en) | Shaft seal device of high-pressure screw compressor | |
| CN212379047U (en) | Double-power-source gas cylinder fatigue experiment device | |
| CN216345424U (en) | Control gas circuit for experimental device of shield pressure maintaining system | |
| CN207393438U (en) | A kind of vacuum pump N+1 system and devices | |
| CN203730330U (en) | Air exhausting device for screw type air compressor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 518000 a1406, building 12, shenzhenwan science and technology ecological park, No. 18, South Keji Road, high tech community, Yuehai street, Nanshan District, Shenzhen City, Guangdong Province Applicant after: Shenzhen Dawei Innovation Technology Co.,Ltd. Address before: 518000 Room 301, building 12, Shenzhen Software Park, kekezhong 2nd Road, Nanshan District, Shenzhen, Guangdong Applicant before: Shenzhen Terca Technology Co.,Ltd. |
|
| CB02 | Change of applicant information | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |