Electromagnetic valve with electromagnetic valve protection device

Abstract

The utility model relates to the technical field of electromagnetic valves, in particular to an electromagnetic valve with an electromagnetic valve protection device, which is internally provided with a valve body, an electromagnetic control box fixedly arranged on the upper end face of the valve body, a top control frame fixedly arranged on the front end face of the electromagnetic control box, a water inlet cavity arranged on the left side in the valve body, and a water passing cavity arranged on the right side of the upper wall of the water inlet cavity, two water delivery pumps are started, water in a water inlet cavity is driven to enter a backflow pipe through the water delivery pumps, passes through a cooling pipe and finally flows back into a water storage cavity through the backflow pipe on the other side and starting of the water delivery pumps, and water flow absorbs heat generated in an electromagnetic control block when passing through the cooling pipe; therefore, the working temperature of the electromagnetic control block is reduced, and the electromagnetic control device can work for a long time at a proper temperature.

Description

Technical Field

[0001] The utility model relates to the technical field of solenoid valves, in particular to a solenoid valve with a solenoid valve protection device. Background Art

[0002] Solenoid valves are industrial equipment controlled by electromagnetics. They are basic automation components used to control fluids. They are actuators and are not limited to hydraulics or pneumatics. They are used in industrial control systems to adjust the direction, flow, speed and other parameters of the medium. Solenoid valves can be used in conjunction with different circuits to achieve the desired control.

[0003] When the solenoid valve is started for a long time, the solenoid coil will overheat, heat up or even burn out after being energized for a long time. At the same time, the elasticity of the spring will be greatly reduced, and poor sealing will occur. Utility Model Content

[0004] The purpose of the utility model is to provide a solenoid valve with a solenoid valve protection device, so as to overcome the above-mentioned defects in the prior art.

[0005] According to the utility model, a solenoid valve with a solenoid valve protection device comprises a valve body, an electromagnetic control box is fixedly provided on the upper end surface of the valve body, and a top control frame is fixedly provided on the front end surface of the electromagnetic control box;

[0006] A water inlet chamber is provided on the left side inside the valve body, a water passage chamber connected up and down is provided on the right side of the upper wall of the water inlet chamber, a water storage chamber is provided on the right wall of the water passage chamber, an electromagnetic chamber and a movable inner chamber are provided in the electromagnetic control box, and a valve core that can move up and down is provided in the water storage chamber.

[0007] In some embodiments, a moving iron core is fixedly provided on the upper end surface of the valve core, the upper end surface of the moving iron core extends into the movable inner cavity, a fixed iron core is fixedly provided on the upper wall of the movable inner cavity, and a magnetic spring is fixedly connected between the lower end surface of the fixed iron core and the upper end surface of the moving iron core.

[0008] In some embodiments, an electromagnetic control block is fixedly provided in the electromagnetic cavity, and the electromagnetic control block can generate magnetism after being energized. The upper wall of the water storage cavity is provided with a closing spring fixedly connected to the upper end surface of the valve core.

[0009] In some embodiments, a cooling pipe is fixedly wound around the outer circular surface of the electromagnetic control box, and two return pipes fixedly connected to the water inlet chamber and the water storage chamber on the same side are provided on the left and right end surfaces of the cooling pipe. A water pump is fixedly provided on the lower end surface of the return pipe, and the water pump can transfer water to the cooling pipe.

[0010] In some embodiments, a wiring head is fixedly provided on the upper side of the front end surface of the top control frame, and the wiring head can be connected to an external wiring device to transmit electrical energy.

[0011] In some embodiments, a temperature detector is fixedly provided on the lower end surface of the electromagnetic control block, and the temperature detector can play a role in measuring temperature.

[0012] In some embodiments, a control panel is fixedly provided on the front end surface of the top control frame, and the control panel can control the start and stop of all motors of the utility model.

[0013] Compared with the prior art, the advantages of the utility model are:

[0014] 1. The utility model starts two water pumps to drive the water in the water inlet cavity into the return pipe through the water pump, and finally flows back to the water storage cavity through the return pipe on the other side and the water pump when it is started. When the water flows through the cooling pipe, the heat generated in the electromagnetic control block is absorbed, thereby reducing the working temperature of the electromagnetic control block, so that the utility model can work for a long time at a more suitable temperature.

[0015] 2. The utility model makes the valve more stable, more reliable, and more fluent during operation by setting the moving iron core and the closing spring, and rebounds faster, so that the sensitivity of the solenoid valve is higher. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is the front view of the utility model;

[0017] Figure 2 It is a top view of the utility model;

[0018] Figure 3 It is a left view of the utility model;

[0019] Figure 4 It is a right view of the utility model;

[0020] Figure 5 This is a schematic diagram of the overall structure of a solenoid valve with a solenoid valve protection device of the utility model;

[0021] Figure 6 This utility model Figure 5 Schematic diagram of the structure in the AA direction.

[0022] In the figure:

[0023] 11. Valve body; 12. Top control frame; 13. Electromagnetic control box; 14. Return pipe; 15. Cooling pipe; 16. Water pump; 17. Terminal block; 18. Control panel; 19. Water inlet chamber; 20. Water passage chamber; 21. Water storage chamber; 22. Valve core; 23. Closing spring; 24. Electromagnetic chamber; 25. Electromagnetic control block; 26. Temperature sensor; 27. Magnetic spring; 28. Moving iron core; 29. ​​Fixed iron core; 30. Moving inner chamber. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] Embodiment 1

[0026] See also Figure 1-Figure 6 , which is the first embodiment of the utility model, and provides an embodiment of a solenoid valve with a solenoid valve protection device, comprising a valve body 11, an electromagnetic control box 13 is fixedly provided on the upper end surface of the valve body 11, and a top control frame 12 is fixedly provided on the front end surface of the electromagnetic control box 13;

[0027] A water inlet chamber 19 is provided on the left side inside the valve body 11, a water passage chamber 20 connected up and down is provided on the right side of the upper wall of the water inlet chamber 19, a water storage chamber 21 is provided on the right wall of the water passage chamber 20, an electromagnetic chamber 24 and a movable inner chamber 30 are provided in the electromagnetic control box 13, and a valve core 22 that can move up and down is provided in the water storage chamber 21.

[0028] A moving iron core 28 is fixedly provided on the upper end surface of the valve core 22 , and the upper end surface of the moving iron core 28 extends into the moving inner cavity 30 . A fixed iron core 29 is fixedly provided on the upper wall of the moving inner cavity 30 , and a magnetic spring 27 is fixedly connected between the lower end surface of the fixed iron core 29 and the upper end surface of the moving iron core 28 .

[0029] An electromagnetic control block 25 is fixedly disposed in the electromagnetic cavity 24 , and the electromagnetic control block 25 can generate magnetism after being energized. A closing spring 23 is fixedly connected to the upper end surface of the valve core 22 on the upper wall of the water storage cavity 21 .

[0030] A cooling pipe 15 is fixedly wound around the outer circumferential surface of the electromagnetic control box 13 , and two return pipes 14 fixedly connected to the water inlet chamber 19 and the water storage chamber 21 on the same side are provided on the left and right end surfaces of the cooling pipe 15 , and a water pump 16 is fixedly provided on the lower end surface of the return pipe 14 , and the water pump 16 can transmit water to the cooling pipe 15 .

[0031] A wiring head 17 is fixedly disposed on the upper side of the front end surface of the top control frame 12 , and the wiring head 17 can be connected to an external wiring device to transmit electrical energy.

[0032] A temperature detector 26 is fixedly disposed on the lower end surface of the electromagnetic control block 25 , and the temperature detector 26 can be used for temperature measurement.

[0033] A control panel 18 is fixedly disposed on the front end surface of the top control frame 12 , and the control panel 18 can control the start and stop of all motors of the utility model.

[0034] Specific workflow:

[0035] When the solenoid valve is under control, the terminal head 17 can be connected to the external wiring device, and the solenoid control block 25 can be started through the control panel 18, so that the solenoid control block 25 generates magnetic force, thereby driving the moving iron core 28 to move upward through the magnetic force, so that the lower end surface of the valve core 22 moves to the upper side of the water passage chamber 20, so that the water inlet chamber 19 and the water storage chamber 21 are connected, thereby opening the solenoid valve.

[0036] When the solenoid valve is working, the internal temperature of the electromagnetic control block 25 will gradually increase. At this time, the two water pumps 16 are started to drive the water in the water inlet chamber 19 into the return pipe 14 through the water pump 16, and finally through the return pipe 14 on the other side and the water pump 16 through the cooling pipe 15 to return to the water storage chamber 21. When the water flows through the cooling pipe 15, the heat generated in the electromagnetic control block 25 is absorbed, thereby reducing the working temperature of the electromagnetic control block 25, so that the utility model can work for a long time at a more suitable temperature.

[0037] The above description is only a specific embodiment of the present invention, but the technical features of the present invention are not limited thereto. Any changes or modifications made by any technician in the field of the present invention are included in the patent scope of the present invention.

Claims

1. A solenoid valve with a solenoid valve protection device, comprising a valve body (11), characterized in that: An electromagnetic control box (13) is fixedly provided on the upper end surface of the valve body (11), and a top control frame (12) is fixedly provided on the front end surface of the electromagnetic control box (13); A water inlet chamber (19) is provided on the left side of the valve body (11), a water passage chamber (20) communicating with each other up and down is provided on the right side of the upper wall of the water inlet chamber (19), a water storage chamber (21) is provided on the right wall of the water passage chamber (20), an electromagnetic chamber (24) and a movable inner chamber (30) are provided in the electromagnetic control box (13), and a valve core (22) capable of moving up and down is provided in the water storage chamber (21); a cooling pipe (15) is fixedly wound around the outer circumferential surface of the electromagnetic control box (13), two return pipes (14) fixedly connected to the water inlet chamber (19) and the water storage chamber (21) on the same side are provided on the left and right end surfaces of the cooling pipe (15), and a water delivery pump (16) is fixedly provided on the lower end surface of the return pipe (14), and the water delivery pump (16) can deliver water to the cooling pipe (15).

2. The solenoid valve with a solenoid valve protection device according to claim 1, characterized in that: A moving iron core (28) is fixedly provided on the upper end surface of the valve core (22), and the upper end surface of the moving iron core (28) extends into the movable inner cavity (30). A fixed iron core (29) is fixedly provided on the upper wall of the movable inner cavity (30), and a magnetic spring (27) is fixedly connected between the lower end surface of the fixed iron core (29) and the upper end surface of the moving iron core (28).

3. The solenoid valve with a solenoid valve protection device according to claim 1, characterized in that: An electromagnetic control block (25) is fixedly arranged in the electromagnetic chamber (24), and a closing spring (23) is fixedly connected to the upper end surface of the valve core (22) and arranged on the upper wall of the water storage chamber (21).

4. The solenoid valve with a solenoid valve protection device according to claim 1, characterized in that: A wiring head (17) is fixedly provided on the upper side of the front end surface of the top control frame (12), and the wiring head (17) can be connected to an external wiring device.

5. The solenoid valve with a solenoid valve protection device according to claim 3, characterized in that: A temperature measuring device (26) is fixedly provided on the lower end surface of the electromagnetic control block (25).

6. The solenoid valve with a solenoid valve protection device according to claim 1, characterized in that: A control panel (18) is fixedly provided on the front end surface of the top control frame (12).

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