CN202768871U - Extra-high tension electro-hydraulic pressure servo controlling valve - Google Patents
Extra-high tension electro-hydraulic pressure servo controlling valve Download PDFInfo
- Publication number
- CN202768871U CN202768871U CN 201220456178 CN201220456178U CN202768871U CN 202768871 U CN202768871 U CN 202768871U CN 201220456178 CN201220456178 CN 201220456178 CN 201220456178 U CN201220456178 U CN 201220456178U CN 202768871 U CN202768871 U CN 202768871U
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- valve
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- spring
- coupling
- reducer
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Abstract
The utility model provides an extra-high tension electro-hydraulic pressure servo controlling valve which comprises a valve plate, a servo motor and a reducer. An overflow valve and the reducer are arranged on the valve plate. The servo motor is connected with the upper end of the reducer. A servo controller is arranged on the servo motor. A coupling is connected with one end of the reducer. The overflow valve is arranged on the other end of the reducer and comprises a cone valve, a valve rod and a spring. The valve rod is connected with the coupling. The other end of the valve rod is provided with the spring which is provided with a spring seat. The other end of the spring is connected with the cone valve which is connected with a cone valve seat in a threaded mode. A programmable logic controller (PLC) is connected with the servo motor. The extra-high tension electro-hydraulic pressure servo controlling valve has the advantages of being strong in rigidity, safe, capable of satisfying the intensity requirement of a high voltage of 80 Mpa, good in voltage regulation performance and durability, not high in cleanness degree of oil, capable of achieving various voltage requirements by programming and inputting routines, capable of converting small-power electrical signals and programs into hydraulic energy with extra-high voltage or high power, and high in voltage regulating precision.
Description
Technical field
The utility model relates to a kind of control valve, especially relates to a kind of extra-high voltage hydraulic coupling pilot valve.
Background technique
In the hydraulic system of extensive use, usually working pressure is no more than 32Mpa, therefore≤pressure controlled valve of 32Mpa can choose, and 〉=pressure controlled valve of 32Mpa just is difficult to choose.In order to satisfy the industry needs such as oil, geology, mine important spare part is carried out the tests such as withstand voltage, safe, and the automation demand for control of hydraulic pressure in other extra high voltage systems, can reach 70Mpa, and realize the extra-high voltage hydraulic coupling control valve product of automation control, also can't find in the hydraulic parts production unit at home and abroad.
Summary of the invention
Problem to be solved in the utility model provides the extra-high voltage hydraulic coupling pilot valve that a kind of automaticity is high, rigidity is strong, can satisfy the ultrahigh pressure demand, especially be fit to for satisfy the industries such as oil, geology, mine to important spare part carry out withstand voltage, safe etc. test and other extra high voltage system in the automation demand for control of hydraulic pressure.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of extra-high voltage hydraulic coupling pilot valve comprises valve plate, actuating motor, speed reducer; Described valve plate is provided with speed reducer and relief valve; Described speed reducer upper end is connected with actuating motor, and described actuating motor is provided with servocontroller; One end of described speed reducer is connected with coupling, and the other end of described coupling is provided with relief valve; Described relief valve comprises cone valve, valve rod, spring; Described valve rod is connected on the coupling, and the other end of described valve rod is provided with spring, and described spring is provided with spring seat; The other end of described spring is connected with cone valve, the described cone valve conical valve base that has been threaded.
Further, described coupling is slip coupling.
Further, be connected with the PLC controller on the described actuating motor.
Advantage and the good effect that the utlity model has are:
1) rigidity of the present utility model can be strong, safety can satisfy the requirement of strength of 80Mpa high pressure, and major part such as cone valve, conical valve base and spring all adopt special rolling-mill section and extraordinary heat treatment method, therefore have good pressure regulating performance and durability, it is not very high that the turbidity test of fluid are required yet;
2) the pressure regulation driving torque is provided by actuating motor, owing to be connected with the PLC controller on the actuating motor, various pressure requires all can be realized by establishment and the input of program, therefore can conveniently realize remote the setting or continuously setting, and be combined with computer and can finish various automation control tasks, print and store test data, draw test performance curve etc.;
3) the utility model can convert low power electrical signal or program to ultrahigh pressure or the output of powerful hydraulic energy, if the utility model matches with feedback Detecting element, pressure transducer, can form closed loop control system, the output physical quantity is carried out high-precision automatic control;
4) rotation of actuating motor outputs to valve rod by moment of torsion through speed reducer, and becomes rotatablely move into the linear straight line motion of cone valve, finishes the pressure regulation task, and reduction speed ratio is 100: 1, can greatly improve the pressure regulation precision.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is plan view of the present utility model;
Fig. 3 is the systematic schematic diagram of the utility model when extra high voltage system uses.
Among the figure:
1, valve plate 2, actuating motor 3, speed reducer
4, relief valve 5, coupling 6, cone valve
7, valve rod 8, spring 9, spring seat
10, PLC controller 11, conical valve base 12, fuel tank
13, pressure transmitter 14, high-pressure service pump 15, servocontroller
16, pilot valve
Embodiment
As shown in Figure 1, 2, a kind of extra-high voltage hydraulic coupling of the utility model pilot valve comprises valve plate 1, actuating motor 2, speed reducer 3; Described valve plate 1 is provided with speed reducer 3 and relief valve 4; Described speed reducer 3 upper ends are connected with actuating motor 2, and described actuating motor 2 is provided with servocontroller 15; One end of described speed reducer 3 is connected with coupling 5, and the other end of described coupling 5 is provided with relief valve 4; Described relief valve 4 comprises cone valve 6, valve rod 7, spring 8; Described valve rod 7 is connected on the coupling 5, and the other end of described valve rod 7 is provided with spring 8, and described spring 8 is provided with spring seat 9; The other end of described spring 8 is connected with cone valve 6, described cone valve 6 conical valve base 11 that has been threaded.
Preferably, described coupling 5 is slip coupling.
Preferably, be connected with PLC controller 10 on the described actuating motor 2.
The working procedure of this example: as shown in Figure 3, the utility model is used in the extra high voltage system and uses as pressure regulation, described extra high voltage system comprises fuel tank 12, high-pressure service pump 14, pressure transmitter 13, described fuel tank 12 links to each other with high-pressure service pump 14, described high-pressure service pump 14 links to each other with pressure transmitter 13, the utility model extra-high voltage hydraulic coupling pilot valve 16 is in parallel with pressure transmitter 13, and the utility model is controlled the pressure of extra high voltage system.
More than an embodiment of the present utility model is had been described in detail, but described content only is preferred embodiment of the present utility model, can not be considered to be used to limiting practical range of the present utility model.All equalizations of doing according to the utility model application range change and improve etc., all should still belong within the patent covering scope of the present utility model.
Claims (3)
1. an extra-high voltage hydraulic coupling pilot valve is characterized in that: comprise valve plate, actuating motor, speed reducer; Described valve plate is provided with speed reducer and relief valve; Described speed reducer upper end is connected with actuating motor, and described actuating motor is provided with servocontroller; One end of described speed reducer is connected with coupling, and the other end of described coupling is provided with relief valve; Described relief valve comprises cone valve, valve rod, spring; Described valve rod is connected on the coupling, and the other end of described valve rod is provided with spring, and described spring is provided with spring seat; The other end of described spring is connected with cone valve, the described cone valve conical valve base that has been threaded.
2. extra-high voltage hydraulic coupling pilot valve according to claim 1, it is characterized in that: described coupling is slip coupling.
3. extra-high voltage hydraulic coupling pilot valve according to claim 1 is characterized in that: be connected with the PLC controller on the described actuating motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220456178 CN202768871U (en) | 2012-09-07 | 2012-09-07 | Extra-high tension electro-hydraulic pressure servo controlling valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220456178 CN202768871U (en) | 2012-09-07 | 2012-09-07 | Extra-high tension electro-hydraulic pressure servo controlling valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202768871U true CN202768871U (en) | 2013-03-06 |
Family
ID=47775446
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220456178 Expired - Fee Related CN202768871U (en) | 2012-09-07 | 2012-09-07 | Extra-high tension electro-hydraulic pressure servo controlling valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202768871U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108631497A (en) * | 2018-05-21 | 2018-10-09 | 芜湖优能自动化设备有限公司 | A kind of pressure valve pressure regulation servo motor tooling |
-
2012
- 2012-09-07 CN CN 201220456178 patent/CN202768871U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108631497A (en) * | 2018-05-21 | 2018-10-09 | 芜湖优能自动化设备有限公司 | A kind of pressure valve pressure regulation servo motor tooling |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130306 Termination date: 20140907 |
|
| EXPY | Termination of patent right or utility model |