CN216078391U - Pressure adjustable is control valve for hydraulic engineering - Google Patents
Pressure adjustable is control valve for hydraulic engineering Download PDFInfo
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- CN216078391U CN216078391U CN202122657974.5U CN202122657974U CN216078391U CN 216078391 U CN216078391 U CN 216078391U CN 202122657974 U CN202122657974 U CN 202122657974U CN 216078391 U CN216078391 U CN 216078391U
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Abstract
The utility model discloses a pressure-adjustable control valve for hydraulic engineering, and belongs to the field of hydraulic valve devices. The utility model provides a pressure adjustable control valve for hydraulic engineering, including first connecting pipe, first connecting pipe lower part is the water inlet, be equipped with the globe valve in the first connecting pipe, through-hole A has been seted up at the globe valve middle part, be equipped with the motor on the globe valve, first connecting pipe rear side the place ahead is equipped with the second connecting pipe, second connecting pipe front portion is equipped with the delivery port, be equipped with adjusting piston A in the second connecting pipe, through-hole B has been seted up at adjusting piston A middle part, adjusting piston A left side is equipped with the spring, the spring left side is equipped with the baffle, the baffle left side is equipped with adjusting threaded rod, first connecting pipe right side is equipped with the third connecting pipe, be equipped with piston B in the third connecting pipe, piston B left side is equipped with pressure sensor, be equipped with control mechanism on the first connecting pipe. The device can conveniently control the water pressure in the pipeline.
Description
Technical Field
The utility model relates to the field of hydraulic valve devices, in particular to a pressure-adjustable control valve for hydraulic engineering.
Background
The regulating valve is also called a control valve, and in the field of industrial automation process control, the final control element for changing the process parameters of medium flow, pressure, temperature, liquid level and the like by power operation through receiving the control signal output by a regulating control unit. Generally consisting of an actuator and a valve. If according to the stroke characteristic, the regulating valve can be divided into a straight stroke and an angular stroke; the pneumatic regulating valve, the electric regulating valve and the hydraulic regulating valve can be divided into three types according to the power used by the matched executing mechanism; the method is divided into three types, namely a linear characteristic, an equal percentage characteristic and a parabolic characteristic according to functions and characteristics of the method. The regulating valve is suitable for air, water, steam, various corrosive media, slurry, oil and other media. The name of English: control valve, position number usually begins with FV. The common classification of regulating valves: pneumatic regulating valve, electric regulating valve, hydraulic regulating valve and self-operated regulating valve. The prior publication No. CN214171338U provides a pressure-adjustable hydraulic engineering control valve, the device drives the threaded column to rotate by rotating the hand wheel, the threaded column is matched with the threaded hole, the threaded column rotates to move the threaded column, the lower end of the threaded column is provided with a pressing plate, the pressing plate moves to abut against the rolling component, the rolling component is propped against the positioning plate, the positioning plate applies pressure to the pressure spring, one end of the pressure spring is propped against the valve rod, one end of the valve rod is provided with a valve plug, the valve plug is propped against the water inlet, the rolling assembly is arranged between the pressing plate and the positioning plate, the pressing plate is not in direct contact with the pressure spring due to the rolling assembly, the pressure spring is prevented from displacing and deforming after being adjusted for many times, and the service life of the pressure spring is prolonged. Although the device has more beneficial effects, the following problems still exist: the device needs manual regulation to pressure, and is not only inconvenient enough, and the regulation precision is lower moreover. In view of this, we propose a pressure adjustable hydraulic engineering control valve.
SUMMERY OF THE UTILITY MODEL
1. Technical problem to be solved
The utility model aims to provide a pressure-adjustable control valve for hydraulic engineering, which aims to solve the problems in the background technology.
2. Technical scheme
The utility model provides a pressure adjustable control valve for hydraulic engineering, includes first connecting pipe, first connecting pipe lower part is the water inlet, be equipped with the globe valve in the first connecting pipe, through-hole A has been seted up at the globe valve middle part, be equipped with the motor on the globe valve, first connecting pipe rear side the place ahead is equipped with the second connecting pipe, second connecting pipe front portion is equipped with the delivery port, be equipped with adjusting piston A in the second connecting pipe, through-hole B has been seted up at adjusting piston A middle part, adjusting piston A left side is equipped with the spring, the spring left side is equipped with the baffle, the baffle left side is equipped with adjusting threaded rod, first connecting pipe right side is equipped with the third connecting pipe, be equipped with piston B in the third connecting pipe, piston B left side is equipped with pressure sensor, be equipped with control mechanism on the first connecting pipe.
Preferably, the ball valve is rotatably connected with the first connecting pipe, and the ball valve is fixedly installed at the output end of the motor.
Preferably, first connecting pipe and second connecting pipe intercommunication, second connecting pipe and adjusting piston A sliding connection, adjusting piston A is fixed with spring coupling, the spring is connected fixedly with the baffle, the baffle rotates with adjusting threaded rod to be connected, adjusting threaded rod and second connecting pipe threaded connection.
Preferably, the third connecting pipe is communicated with the first connecting pipe and the second connecting pipe, the third connecting pipe is connected with the piston B in a sliding mode, the piston B is in extrusion contact with the pressure sensor, and the pressure sensor is electrically connected with the control mechanism.
Preferably, the motor is electrically connected to the control mechanism.
3. Advantageous effects
Compared with the prior art, the utility model has the advantages that:
1. according to the utility model, the piston B is arranged in the third connecting pipe, so that the pressure sensor can monitor the water pressure applied to the piston B, the control mechanism can control the motor according to the pressure signal of the pressure sensor, the spherical valve is driven by the motor to rotate for draining water, and a user can adjust the regulation and control pressure of the device by changing the threshold value in the control mechanism; the problems that the original device needs manual pressure adjustment, is not convenient enough and has low adjustment precision are solved; the utility model has compact structure and reasonable design, and can conveniently adjust the water pressure in the pipeline.
2. According to the utility model, the adjusting piston A is arranged and the through hole B is formed in the adjusting piston A, so that the adjusting piston A can displace under the action of water pressure in the first connecting pipe, the communication area between the through hole B and the first connecting pipe is changed, the flow speed of water discharged from the water outlet can be automatically adjusted according to the water pressure, the phenomenon that the water outlet speed of the water outlet is too high, the water pressure is too high, the damage to an external pipeline is caused is prevented, and the practicability of the device is further improved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a cut-away view of the overall construction of the present invention;
FIG. 3 is a partial schematic structural view of the present invention;
FIG. 4 is a partial cutaway view of the present invention;
the reference numbers in the figures illustrate: 1. a first connecting pipe; 2. a water inlet; 3. a ball valve; 4. a through hole A; 5. an electric motor; 6. a second connecting pipe; 7. a water outlet; 8. an adjusting piston A; 9. a through hole B; 10. a spring; 11. a baffle plate; 12. adjusting the threaded rod; 13. a third connecting pipe; 14. a piston B; 15. a pressure sensor; 16. and a control mechanism.
Detailed Description
Referring to fig. 1-4, the present invention provides a technical solution:
a pressure-adjustable control valve for hydraulic engineering comprises a first connecting pipe 1, wherein a water inlet 2 is formed in the lower portion of the first connecting pipe 1, a ball valve 3 is arranged in the first connecting pipe 1, a through hole A4 is formed in the middle of the ball valve 3, a motor 5 is arranged on the ball valve 3, a second connecting pipe 6 is arranged in front of the rear side of the first connecting pipe 1, a water outlet 7 is arranged in front of the second connecting pipe 6, an adjusting piston A8 is arranged in the second connecting pipe 6, a through hole B9 is formed in the middle of an adjusting piston A8, a spring 10 is arranged on the left side of the adjusting piston A8, a baffle 11 is arranged on the left side of the spring 10, an adjusting threaded rod 12 is arranged on the left side of the baffle 11, a third connecting pipe 13 is arranged on the right side of the first connecting pipe 1, a piston B14 is arranged in the third connecting pipe 13, a pressure sensor 15 is arranged on the left side of a piston B14, and a control mechanism 16 is arranged on the first connecting pipe 1; by providing the piston B14 in the third connection pipe 13, the pressure sensor 15 can monitor the water pressure applied to the piston B14.
Specifically, the ball valve 3 is rotatably connected with the first connecting pipe 1, and the ball valve 3 is fixedly installed at the output end of the motor 5, so that the motor 5 can replace a manual control ball valve 3 to rotate.
Further, first connecting pipe 1 and second connecting pipe 6 intercommunication, second connecting pipe 6 and adjusting piston A8 sliding connection, adjusting piston A8 is connected fixedly with spring 10, spring 10 is connected fixedly with baffle 11, baffle 11 rotates with adjusting threaded rod 12 to be connected, adjusting threaded rod 12 and second connecting pipe 6 threaded connection for adjusting piston A8 can be through sliding in second connecting pipe 6, adjust the water velocity of flow in the delivery port 7.
Still further, the third connecting pipe 13 is communicated with the first connecting pipe 1 and the second connecting pipe 6, the third connecting pipe 13 is connected with the piston B14 in a sliding manner, the piston B14 is in pressing contact with the pressure sensor 15, and the pressure sensor 15 is electrically connected with the control mechanism 16, so that the pressure sensor 15 can convert the pressure applied to the piston B14 into an electric signal and transmit the electric signal to the control mechanism 16.
Further, the motor 5 is electrically connected to a control unit 16, and the control unit 16 can control the motor 5 by comparing a pressure signal from the pressure sensor 15 with a set threshold value.
The working principle is as follows: when the device is used, the device is arranged on a corresponding pipeline of the pipeline, external water enters the first connecting pipe 1 through the water inlet 2 and is intercepted by the ball valve 3, water in the first connecting pipe 1 enters the second connecting pipe 6 through the third connecting pipe 13, and the adjusting piston A8 is pushed and intercepted by the adjusting piston A8; the piston B14 in the third connecting pipe 13 applies pressure to the pressure sensor 15 under the action of water pressure, the pressure sensor 15 transmits a pressure signal to the control mechanism 16, the control mechanism 16 controls the motor 5 according to the pressure signal and a set threshold, and when the pressure signal is greater than the set threshold, the motor 5 drives the ball valve 3 to rotate, so that water in the first connecting pipe 1 can be discharged from the water outlet 7 to an external pipeline through the through hole a4 in the ball valve 3 and the through hole B9 in the adjusting piston a 8.
Claims (5)
1. The utility model provides a pressure adjustable control valve for hydraulic engineering, includes first connecting pipe (1), its characterized in that: the water inlet (2) is arranged at the lower part of the first connecting pipe (1), the ball valve (3) is arranged in the first connecting pipe (1), the through hole A (4) is formed in the middle of the ball valve (3), the motor (5) is arranged on the ball valve (3), the second connecting pipe (6) is arranged in front of the rear side of the first connecting pipe (1), the water outlet (7) is formed in front of the second connecting pipe (6), the adjusting piston A (8) is arranged in the second connecting pipe (6), the through hole B (9) is formed in the middle of the adjusting piston A (8), the spring (10) is arranged on the left side of the adjusting piston A (8), the baffle (11) is arranged on the left side of the spring (10), the adjusting threaded rod (12) is arranged on the left side of the baffle (11), the third connecting pipe (13) is arranged on the right side of the first connecting pipe (1), the piston B (14) is arranged in the third connecting pipe (13), and a pressure sensor (15) is arranged on the left side of the piston B (14), and a control mechanism (16) is arranged on the first connecting pipe (1).
2. The pressure-adjustable control valve for hydraulic engineering according to claim 1, characterized in that: the ball valve (3) is rotatably connected with the first connecting pipe (1), and the ball valve (3) is fixedly installed with the output end of the motor (5).
3. The pressure-adjustable control valve for hydraulic engineering according to claim 1, characterized in that: first connecting pipe (1) and second connecting pipe (6) intercommunication, second connecting pipe (6) and adjusting piston A (8) sliding connection, adjusting piston A (8) are connected fixedly with spring (10), spring (10) are connected fixedly with baffle (11), baffle (11) rotate with adjusting threaded rod (12) and are connected, adjusting threaded rod (12) and second connecting pipe (6) threaded connection.
4. The pressure-adjustable control valve for hydraulic engineering according to claim 1, characterized in that: third connecting pipe (13) and first connecting pipe (1), second connecting pipe (6) all communicate, third connecting pipe (13) and piston B (14) sliding connection, piston B (14) and pressure sensor (15) extrusion contact, pressure sensor (15) and control mechanism (16) electric connection.
5. The pressure-adjustable control valve for hydraulic engineering according to claim 1, characterized in that: the motor (5) is electrically connected with the control mechanism (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122657974.5U CN216078391U (en) | 2021-11-02 | 2021-11-02 | Pressure adjustable is control valve for hydraulic engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122657974.5U CN216078391U (en) | 2021-11-02 | 2021-11-02 | Pressure adjustable is control valve for hydraulic engineering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216078391U true CN216078391U (en) | 2022-03-18 |
Family
ID=80643375
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122657974.5U Active CN216078391U (en) | 2021-11-02 | 2021-11-02 | Pressure adjustable is control valve for hydraulic engineering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216078391U (en) |
-
2021
- 2021-11-02 CN CN202122657974.5U patent/CN216078391U/en active Active
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