CN210800224U - Emergency shutdown valve control device and tank vehicle - Google Patents
Emergency shutdown valve control device and tank vehicle Download PDFInfo
- Publication number
- CN210800224U CN210800224U CN201921739475.7U CN201921739475U CN210800224U CN 210800224 U CN210800224 U CN 210800224U CN 201921739475 U CN201921739475 U CN 201921739475U CN 210800224 U CN210800224 U CN 210800224U
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- Prior art keywords
- valve
- controller
- valve control
- emergency
- electromagnetism pneumatic
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- 230000008878 coupling Effects 0.000 claims abstract description 9
- 238000010168 coupling process Methods 0.000 claims abstract description 9
- 238000005859 coupling reaction Methods 0.000 claims abstract description 9
- 230000035484 reaction time Effects 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000000383 hazardous chemical Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000002360 explosive Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 238000011897 real-time detection Methods 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
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Abstract
The utility model discloses an emergency shutdown valve control device and tank vehicle. This kind of quick emergency valve controlling means includes the box and sets up controller, electromagnetism pneumatic valve, pressure sensor, the power in the box, the controller is connected with electromagnetism pneumatic valve, pressure sensor, power supply circuit respectively, pressure sensor and electromagnetism pneumatic valve tube coupling, the box lateral wall is provided with connector, air inlet, gas outlet, the electromagnetism pneumatic valve respectively with connector, air inlet, gas outlet tube coupling, connector and quick emergency valve tube coupling. The utility model discloses be connected emergency cut-off valve and electromagnetism pneumatic valve, close the electromagnetism pneumatic valve through the controller to cut off jar body air supply, reach the purpose of closing the emergency cut-off valve, the utility model discloses a close electromagnetism pneumatic valve and come indirect shut-off valve that closes, need not close the emergency cut-off valve through drive arrangement, the structure is simpler, and the reaction time of whole device is shorter, is difficult to appear the risk of revealing.
Description
Technical Field
The utility model relates to an emergency cut-off valve technical field, concretely relates to emergency cut-off valve controlling means and tank vehicle.
Background
The quick emergency valve is generally installed on a tank body of a tank vehicle for transporting hazardous chemicals, such as flammable and explosive gas, combustible materials, toxic gas or liquid, and may be in an open state when a relevant person adds or removes the hazardous chemicals to or from the tank, thereby presenting a safety risk of leakage of the hazardous chemicals. Therefore, how to monitor and automatically control the opening and closing of the emergency cut-off valve in real time in the transportation process of vehicles is an urgent problem to be solved in the transportation of dangerous goods at present.
As disclosed in patent application No. CN201820021864.5, an emergency cut valve monitoring device and a tank vehicle, the device includes: an air pressure detector for detecting air pressure on a pneumatic switch of the emergency cut-off valve; a vehicle speed detector for acquiring the driving speed of the vehicle; the processor is respectively connected with the air pressure detector and the vehicle speed detector and is used for controlling the driving device to close the emergency cut-off valve after the air pressure is greater than a preset air pressure threshold value and the driving speed acquired by the vehicle speed detector is greater than a preset first vehicle speed threshold value; the driving device is connected with the processor. When the air pressure detector detects that the air pressure on the pneumatic switch of the emergency cut-off valve is greater than a preset air pressure threshold value, the emergency cut-off valve is in an open state at the moment, and when the vehicle speed detector detects that the current driving speed is greater than a first vehicle speed threshold value, the emergency cut-off valve is closed by controlling the driving device, so that the purpose of closing the emergency cut-off valve in time is achieved.
Above-mentioned patent detects emergency cut-off valve through the atmospheric pressure detector and whether closes tightly, detects present driving speed through the speed of a motor vehicle detector, when emergency cut-off valve does not close tightly and driving speed is greater than first driving speed threshold value, close emergency cut-off valve through treater control drive arrangement, realize the purpose of in time closing emergency cut-off valve, however, this patent need close emergency cut-off valve through drive arrangement, and the structure is comparatively complicated, can not directly close emergency cut-off valve, appears the risk of revealing easily.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides an emergency cut-off valve control device and tank vehicle.
In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides an emergency cut-off valve controlling means for the switching of automatic control emergency cut-off valve, includes the box and sets up controller, electromagnetism pneumatic valve, pressure sensor, the power in the box, the controller is connected with electromagnetism pneumatic valve, pressure sensor, power supply circuit respectively, pressure sensor and electromagnetism pneumatic valve tube coupling, the box lateral wall is provided with connector, air inlet, gas outlet, electromagnetism pneumatic valve respectively with connector, air inlet, gas outlet tube coupling, connector and emergency cut-off valve tube coupling.
Furthermore, the air inlet is externally connected with a tank air source.
Further, the controller comprises a pressure comparison unit, and the pressure comparison unit is used for comparing the sensing pressure of the pressure sensor with the set pressure.
Further, the vehicle speed control device further comprises a vehicle speed sensor, and the vehicle speed sensor is connected with the controller circuit.
Further, the controller comprises a vehicle speed comparison unit, and the vehicle speed comparison unit is used for comparing the sensed vehicle speed of the vehicle speed sensor with the set vehicle speed.
Further, the set vehicle speed is 5 KM/h.
Further, the controller is a PLC controller.
Further, the power source is a rechargeable battery.
Furthermore, the side wall of the box body is provided with a charging port, and the charging port is connected with a rechargeable battery.
The utility model also provides a tank vehicle, including foretell emergency shut-off valve control device.
It is right by the aforesaid the utility model discloses a description can know, compares with prior art, the utility model discloses an emergency cut-off valve controlling means is connected emergency cut-off valve and solenoid valve, and when pressure sensor detected solenoid valve's atmospheric pressure and is greater than the set pressure of controller, it does not close tightly to explain emergency cut-off valve, and when speed sensor detected the speed of a motor vehicle and is greater than the set-for speed of a motor vehicle of controller, solenoid valve was closed to the controller to cut off jar body air supply, reach the purpose of closing emergency cut-off valve, the utility model discloses a close solenoid valve and come indirect shut-off valve, need not close emergency cut-off valve through drive arrangement, the structure is simpler, and the reaction time of whole device is shorter, is difficult to.
Drawings
Fig. 1 is a schematic structural diagram of an emergency shutdown valve control apparatus according to an embodiment of the present invention;
fig. 2 is a schematic circuit diagram of an emergency shutdown valve control apparatus according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a tank vehicle according to a first embodiment of the present invention.
Reference numerals: 1. a box body; 11. a connecting port; 12. an air inlet; 13. an air outlet; 14. a charging port; 2. a controller; 21. a pressure comparison unit; 22. a vehicle speed comparison unit; 3. an electromagnetic gas valve; 4. a pressure sensor; 5. a power source; 6. an emergency shut-off valve; 7. and a vehicle speed sensor.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The first embodiment is as follows:
referring to fig. 1-3, an emergency cut-off valve control device is used for automatically controlling the opening and closing of an emergency cut-off valve 6, and includes a box 1, and a controller 2, an electromagnetic air valve 3, a pressure sensor 4, and a power supply 5 which are arranged in the box 1, wherein the controller 2 is respectively in circuit connection with the electromagnetic air valve 3, the pressure sensor 4, and the power supply 5, the pressure sensor 4 is in pipeline connection with the electromagnetic air valve 3, a connector 11, an air inlet 12, and an air outlet 13 are arranged on the side wall of the box 1, the electromagnetic air valve 3 is respectively in pipeline connection with the connector 11, the air inlet 12, and the air outlet 13, the connector 11 is in pipeline connection with the emergency cut-off valve.
The controller 2 comprises a pressure comparison unit 21, the pressure comparison unit 21 is used for comparing the sensing pressure of the pressure sensor 4 with the set pressure, the sensing pressure of the pressure sensor 4 is compared with the set pressure through the pressure comparison unit 21, when the emergency cut-off valve 6 is not closed tightly, the pressure detected by the pressure sensor 4 is larger than the set pressure due to the fact that the pressure in the tank body of the tank car is larger, and when the sensing pressure is larger than the set pressure, the emergency cut-off valve 6 is judged to be in an open state.
In view of the provision in "motor vehicle driving safety technical conditions" and be equipped with emergency cut-off device's dangerous cargo transportation vehicle of pot-type should control emergency cut-off valve 6 self-closing when the speed of travel is greater than 5KM/h, the utility model discloses still be provided with vehicle speed sensor 7, vehicle speed sensor 7 and controller 2 circuit connection, but vehicle speed sensor 7 real-time detection vehicle's the speed of a motor vehicle, controller 2 includes speed of a motor vehicle comparing element 22, speed of a motor vehicle comparing element 22 is used for comparing speed of a motor vehicle sensor 7's response speed of a motor vehicle and setting for the speed of a motor vehicle, the setting for speed of a motor vehicle is 5KM/h, and when the response speed of a motor vehicle is greater than the 5KM/h of setting for the speed of a motor vehicle, controller.
The power supply 5 is a rechargeable battery, and the rechargeable battery is adopted, so that the charging can be continuously carried out, and the use is more convenient; the side wall of the box body 1 is provided with a charging port 14, the charging port 14 is connected with a rechargeable battery, and the rechargeable battery is charged through the charging port 14.
The utility model also provides a tank vehicle, including foretell emergency cut-off valve control device, but be provided with above-mentioned emergency cut-off valve control device's tank vehicle self-closing emergency cut-off valve 6, prevent that the material in the jar body from leaking.
The utility model discloses an emergency cut-off valve controlling means is connected emergency cut-off valve 6 and electromagnetism pneumatic valve 3, and when pressure sensor 4 detected electromagnetism pneumatic valve 3's atmospheric pressure was greater than the settlement pressure, it was not closed tightly to explain emergency cut-off valve 6, when speed sensor 7 detected driving speed and was greater than the settlement speed of a motor vehicle, controller 2 closed electromagnetism pneumatic valve 3 to cut off jar body air supply, reach the purpose of closing emergency cut-off valve 6, the utility model discloses a close electromagnetism pneumatic valve 3 and come indirect shut-off valve 6, need not close emergency cut-off valve 6 through drive arrangement, the structure is simpler, and the reaction time of whole device is shorter, is difficult to appear the risk of revealing.
The second embodiment is as follows:
the present embodiment is different from the first embodiment in that: the controller 2 is a PLC controller 2. The PLC controller 2 can be used for programming the controller 2 according to requirements, and is short in response time and high in reliability.
It is to be understood that the present invention has been described with reference to certain embodiments, and that various changes or equivalents may be substituted for elements thereof by those skilled in the art without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application are intended to be covered by the present invention.
Claims (10)
1. An emergency cut-off valve control device for automatically controlling the opening and closing of an emergency cut-off valve, characterized in that: including the box and set up controller, electromagnetism pneumatic valve, pressure sensor, the power in the box, the controller is connected with electromagnetism pneumatic valve, pressure sensor, power supply circuit respectively, pressure sensor and electromagnetism pneumatic valve tube coupling, the box lateral wall is provided with connector, air inlet, gas outlet, electromagnetism pneumatic valve respectively with connector, air inlet, gas outlet tube coupling, connector and emergency cut-off valve tube coupling.
2. The slam shut valve control apparatus according to claim 1, characterized in that: the air inlet is externally connected with a tank air source.
3. The slam shut valve control apparatus according to claim 1, characterized in that: the controller comprises a pressure comparison unit, and the pressure comparison unit is used for comparing the sensing pressure of the pressure sensor with the set pressure.
4. The slam shut valve control apparatus according to claim 1, characterized in that: the vehicle speed sensor is connected with the controller circuit.
5. The slam shut valve control apparatus according to claim 4, characterized in that: the controller comprises a vehicle speed comparison unit, and the vehicle speed comparison unit is used for comparing the sensed vehicle speed of the vehicle speed sensor with a set vehicle speed.
6. The slam shut valve control apparatus according to claim 5, characterized in that: the set vehicle speed is 5 KM/h.
7. The slam shut valve control apparatus according to claim 1, characterized in that: the controller is a PLC controller.
8. The slam shut valve control apparatus according to claim 1, characterized in that: the power supply is a rechargeable battery.
9. The slam shut valve control apparatus according to claim 8, characterized in that: the side wall of the box body is provided with a charging port, and the charging port is connected with a rechargeable battery.
10. A tank vehicle characterized in that: comprising the emergency shutdown valve control of any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921739475.7U CN210800224U (en) | 2019-10-16 | 2019-10-16 | Emergency shutdown valve control device and tank vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921739475.7U CN210800224U (en) | 2019-10-16 | 2019-10-16 | Emergency shutdown valve control device and tank vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210800224U true CN210800224U (en) | 2020-06-19 |
Family
ID=71242704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921739475.7U Expired - Fee Related CN210800224U (en) | 2019-10-16 | 2019-10-16 | Emergency shutdown valve control device and tank vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210800224U (en) |
-
2019
- 2019-10-16 CN CN201921739475.7U patent/CN210800224U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200619 |