Reliable electric control valve

Abstract

The utility model relates to the technical field of electric control valves, in particular to a reliable electric control valve which comprises a valve body, a pipeline is arranged on the valve body, connecting flanges are arranged at the two ends of the pipeline, a mounting frame is arranged on one side of the top end of the pipeline, and connecting grooves are formed in the two sides of the top end of the mounting frame. A connecting groove is formed in the valve body, a connecting block is arranged in the connecting groove, the connecting block is in sliding connection with the connecting groove, when the valve body is used, the flowmeter can transmit the measured flow value to the controller, then the controller controls starting and stopping of the driving motor, then the transmission rod is controlled to drive the valve plate to be opened and closed, and control over the fluid flow is achieved. And fluid entering the pipeline can be filtered through a filter screen in the pipeline, the situation that the interior of the electric control valve is blocked by impurities, and normal use of the electric control valve is affected is prevented, the filter screen is clamped in the mounting frame through a connecting block, follow-up disassembly and cleaning are facilitated, and convenience is further improved.

Description

Technical Field

[0001] The utility model relates to the technical field of electric control valves, in particular to a reliable electric control valve. Background Technique

[0002] The electric control valve is an important actuator unit instrument in industrial automation process control. With the increasing automation degree in the industrial field, it is being more and more widely used in various industrial production fields.

[0003] When the existing electric control valve is in use, since the valve opening and the actual flow rate are not a purely linear relationship, the flow rate cannot be accurately controlled. During use, it does not have the function of preventing blockage. The liquid medium will carry certain impurities during the flow process. Over time, the impurities are likely to cause blockage of the electric control valve, thus affecting the normal use of the electric control valve. Content of the Utility Model

[0004] (1) Technical Problems to be Solved

[0005] In view of the deficiencies of the prior art, the utility model provides a reliable electric control valve.

[0006] (2) Technical Solutions

[0007] To achieve the above object, the utility model provides the following technical solutions: A reliable electric control valve, including a valve body, a pipeline is arranged on the valve body, connection flanges are arranged at both ends of the pipeline, an installation frame is arranged on one side of the top of the pipeline, connection grooves are arranged inside both sides of the top of the installation frame, connection blocks are arranged inside the connection grooves, the connection blocks are slidably connected with the connection grooves, a filter screen is arranged at the bottom end of the connection blocks, the filter screen is located inside the pipeline, clamping grooves are arranged inside both ends of one side of the connection blocks, an installation groove is arranged at the middle of the top of the installation frame, a bidirectional screw is arranged inside the installation groove, a worm gear is arranged at the middle of the bidirectional screw, a worm is arranged on one side inside the installation groove, the worm is located on the side of the worm gear, the worm is meshed with the worm gear, a knob is arranged at the top end of the worm, the knob is located on the top of the installation frame, moving plates are arranged at both ends of the bidirectional screw, the moving plates are in threaded connection with the bidirectional screw, clamping blocks are arranged at both ends of one side of the moving plates, one end of the clamping blocks abuts inside the clamping grooves, a driving motor is arranged inside the valve body, a transmission rod is arranged at the output end of the driving motor, one end of the transmission rod is located inside the pipeline, a valve plate is arranged at the middle of the pipeline, the transmission rod is connected with the valve plate, a controller is arranged on one side inside the valve body, and a flowmeter is arranged on one side inside the pipeline.

[0008] Further, the utility model is improved in that the flowmeter, the driving motor and the controller are electrically connected.

[0009] Furthermore, the improvement of the present utility model is that sliding holes are arranged inside both sides of the moving plate, limiting rods are arranged on both sides inside the installation groove, and the sliding holes are slidably arranged on the limiting rods.

[0010] Furthermore, the improvement of the present utility model is that a handle is arranged at the top end of the connecting block, and the handle is fixedly connected to the connecting block.

[0011] Furthermore, the improvement of the present utility model is that the knob is fixedly connected to the worm, and anti-slip convex lines are arranged on the knob.

[0012] Furthermore, the improvement of the present utility model is that a sealing gasket is arranged at the bottom end of the connecting block, and the sealing gasket is made of rubber.

[0013] Furthermore, the improvement of the present utility model is that the filter screen is fixedly connected to the connecting block, and the filter screen is made of stainless steel.

[0014] (III) Beneficial effects

[0015] Compared with the prior art, the present utility model provides a reliable electric control valve, which has the following

[0016] beneficial effects:

[0017] For this reliable electric control valve, when the valve body is in use, the flowmeter can transmit the measured flow value to the controller, and then the controller controls the start and stop of the driving motor, thereby controlling the opening and closing of the valve plate driven by the transmission rod to achieve the control of the fluid flow. Moreover, through the filter screen in the pipeline, the fluid entering the pipeline can be filtered to prevent impurities from blocking the inside of the electric control valve and affecting its normal use. The filter screen is clamped inside the installation frame through the connecting block, which is convenient for subsequent disassembly and cleaning, further improving the convenience. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 is a schematic structural diagram of the present utility model;

[0019] Figure 2 is the Figure 1 schematic side internal structural diagram of the present utility model;

[0020] Figure 3 is the Figure 1 schematic disassembled structural diagram of the present utility model;

[0021] Figure 4 is the Figure 3 schematic internal structural diagram of the installation frame in the present utility model;

[0022] In the figure: 1, valve body; 2, pipeline; 3, installation frame; 4, knob; 5, connection block; 6, handle; 7, flowmeter; 8, drive motor; 9, transmission rod; 10, controller; 11, connection groove; 12, filter screen; 13, clamping groove; 14, gasket; 15, installation groove; 16, bidirectional screw; 17, worm gear; 18, worm; 19, moving plate; 20, clamping block. Specific implementation manner

[0023] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts shall fall within the protection scope of the present invention.

[0024] Please refer to Figures 1-4 , a reliable electric control valve, including a valve body 1, a pipeline 2 is arranged on the valve body 1, connection flanges are arranged at both ends of the pipeline 2, an installation frame 3 is arranged on one side of the top of the pipeline 2, connection grooves 11 are arranged inside both sides of the top of the installation frame 3, a connection block 5 is arranged inside the connection grooves 11, the connection block 5 is slidably connected with the connection grooves 11, a filter screen 12 is arranged at the bottom end of the connection block 5, the filter screen 12 is located inside the pipeline 2, clamping grooves 13 are arranged inside both ends of one side of the connection block 5, an installation groove 15 is arranged at the middle of the top of the installation frame 3, a bidirectional screw 16 is arranged inside the installation groove 15, a worm gear 17 is arranged at the middle of the bidirectional screw 16, a worm 18 is arranged on one side inside the installation groove 15, the worm 18 is located on the side of the worm gear 17, the worm 18 is meshed with the worm gear 17, a knob 4 is arranged at the top end of the worm 18, the knob 4 is located on the top of the installation frame 3, moving plates 19 are arranged at both ends of the bidirectional screw 16, the moving plates 19 are in threaded connection with the bidirectional screw 16, clamping blocks 20 are arranged at both ends of one side of the moving plates 19, one end of each clamping block 20 abuts inside the clamping groove 13, a drive motor 8 is arranged inside the valve body 1, a transmission rod 9 is arranged at the output end of the drive motor 8, one end of the transmission rod 9 is located inside the pipeline 2, a valve plate is arranged at the middle of the pipeline 2, the transmission rod 9 is connected with the valve plate, a controller 10 is arranged on one side inside the valve body 1, a flowmeter 7 is arranged on one side inside the pipeline 2, the flowmeter 7, the drive motor 8 and the controller 10 are electrically connected, a handle 6 is arranged at the top end of the connection block 5, and the handle 6 is fixedly connected with the connection block 5.

[0025] In the actual use process of the above structure, first, the pipeline 2 is connected to the required pipeline through the connecting flange. During use, the fluid entering the pipeline 2 is measured by the flowmeter 7, and the flowmeter 7 transmits the measured flow value to the controller 10. Then, the controller 10 controls the start and stop of the driving motor 8, and further controls the driving rod 9 to drive the opening and closing of the valve plate, so as to control the fluid flow. And the fluid in the pipeline 2 can be filtered by the filter screen 12 to prevent impurities from entering the electric control valve, improving the use effect of the valve body 1. And when it is necessary to clean the filter screen 12, manually rotate the knob 4, so that the knob 4 drives the worm 18 to rotate. The rotation of the worm 18 drives the worm gear 17, and the worm gear 17 drives the bidirectional screw 16. The rotation of the bidirectional screw 16 drives the moving plate 19, and the moving plate 19 drives the clamping block 20, so that the clamping block 20 exits the clamping groove 13. Then, the connecting block 5 and the filter screen 12 are pulled out in the connecting groove 11 through the handle 6, which is convenient for cleaning the filter screen 12. After cleaning, the connecting block 5 is installed in the connecting groove 11 again, and then the knob 4 is rotated reversely, so that the clamping block 20 is clamped into the clamping groove 13 again to realize the installation of the filter screen 12. The operation is simple and the practicability is strong.

[0026] In this embodiment, sliding holes are arranged inside both sides of the moving plate 19, and limiting rods are arranged on both sides inside the installation groove 15. The sliding holes are slidably arranged on the limiting rods, improving the smoothness of the moving plate 19 during sliding.

[0027] In this embodiment, the knob 4 and the worm 18 are fixedly connected, and anti-slip convex lines are arranged on the knob 4, improving the anti-slip effect of the knob 4.

[0028] In this embodiment, a sealing gasket 14 is arranged at the bottom end of the connecting block 5, and the sealing gasket 14 is made of rubber, improving the sealing effect of the connecting block 5 during installation.

[0029] In this embodiment, the filter screen 12 and the connecting block 5 are fixedly connected, and the filter screen 12 is made of stainless steel, improving the durability of the filter screen 12.

[0030] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A reliable electric control valve, characterized in that: It includes a valve body (1), on which a pipeline (2) is provided. Connection flanges are provided at both ends of the pipeline (2). On one side of the top of the pipeline (2), an installation frame (3) is provided. Inside both sides of the top of the installation frame (3), connection grooves (11) are provided. Inside the connection grooves (11), connection blocks (5) are provided. The connection blocks (5) are slidably connected to the connection grooves (11). At the bottom end of the connection blocks (5), a filter screen (12) is provided. The filter screen (12) is located inside the pipeline (2). Inside both ends of one side of the connection blocks (5), clamping grooves (13) are provided. In the middle of the top of the installation frame (3), an installation groove (15) is provided. Inside the installation groove (15), a bidirectional screw rod (16) is provided. In the middle of the bidirectional screw rod (16), a worm gear (17) is provided. On one side inside the installation groove (15), a worm (18) is provided. The worm (18) is located on the side of the worm gear (17). The worm (18) is meshed with the worm gear (17). At the top end of the worm (18), a knob (4) is provided. The knob (4) is located on the top of the installation frame (3). At both ends of the bidirectional screw rod (16), moving plates (19) are provided. The moving plates (19) are threadedly connected to the bidirectional screw rod (16). At both ends of one side of the moving plates (19), clamping blocks (20) are provided. One end of the clamping blocks (20) abuts inside the clamping grooves (13). Inside the valve body (1), a driving motor (8) is provided. At the output end of the driving motor (8), a transmission rod (9) is provided. One end of the transmission rod (9) is located inside the pipeline (2). In the middle of the pipeline (2), a valve plate is provided. The transmission rod (9) is connected to the valve plate. On one side inside the valve body (1), a controller (10) is provided. On one side inside the pipeline (2), a flowmeter (7) is provided.

2. A reliable electric control valve according to claim 1, characterized in that: The flowmeter (7), the driving motor (8) and the controller (10) are electrically connected.

3. A reliable electric control valve according to claim 2, wherein: Inside both sides of the moving plates (19), sliding holes are provided. On both sides inside the installation groove (15), limiting rods are provided. The sliding holes are slidably arranged on the limiting rods.

4. A reliable electric control valve according to claim 3, characterized in that: At the top end of the connection blocks (5), handles (6) are provided. The handles (6) are fixedly connected to the connection blocks (5).

5. A reliable electric control valve according to claim 4, characterized in that: The knob (4) is fixedly connected to the worm (18). Anti-slip ridges are provided on the knob (4).

6. A reliable electric control valve according to claim 5, characterized in that: At the bottom end of the connection blocks (5), sealing gaskets (14) are provided. The sealing gaskets (14) are made of rubber material.

7. A reliable electric control valve according to claim 6, characterized in that: The filter screen (12) is fixedly connected to the connection blocks (5). The filter screen (12) is made of stainless steel material.

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