Electric valve actuating mechanism with remote monitoring function

Abstract

The utility model relates to the technical field of electrically operated valves, and discloses an electrically operated valve actuating mechanism with a remote monitoring function, which comprises a support, the bottom end of the support is fixedly connected with a remote transmission flowmeter, the input end of the remote transmission flowmeter is fixedly connected with a valve body, the inner wall of one side of the top end of the support is fixedly provided with a support, and the valve body is fixedly connected with the support. A force output shaft is rotationally connected into the support, a motor for driving the force output shaft is fixedly arranged on one side of the top end of the support, and a valve element is rotationally arranged in the valve body. The remote transmission flowmeter and the support can be supported at the same time through the support, stable support can be provided between the support and the valve body through the supporting assembly, the integrity between the valve body and the support and between the valve body and the support can be kept, the flow can be remotely monitored through the remote transmission flowmeter, and the output shaft can be driven through the motor; the output shaft can drive the valve rod to rotate through the contraction assembly, and the opening degree of the valve element can be adjusted according to the flow.

Description

Technical Field

[0001] This utility model relates to the field of electric valve technology, specifically to an electric valve actuator with remote monitoring function. Background Technology

[0002] An electric valve is a device that uses an electric actuator to control the opening and closing of a valve. It mainly consists of two parts: an electric actuator and a valve. The electric actuator is driven by electrical energy to realize the opening and closing operation of the valve. Electric valves have a wide range of applications, not only in liquid, gas and air system pipelines, but also in occasions where precise control is required.

[0003] The "Easy-to-Install Valve Actuator" disclosed in application number "202123374100.5" "includes an actuator body, with an installation device at the bottom of the actuator body. This utility model utilizes the cooperative arrangement of components such as a support base, connecting rod, and first annular connecting block, and through the cooperation of the slider and the groove, makes it easier to replace and install the main valve actuator when a problem occurs."

[0004] However, the above method still has the following drawbacks: the main valve can be controlled by the main valve actuator, but it is difficult to remotely monitor the fluid flow during the control process, it is not convenient to adjust the opening degree of the main valve, and as a single driving component, the actuator is not convenient to manually close the main valve in the event of damage or power failure. Utility Model Content

[0005] To address the shortcomings of existing technologies, this utility model provides an electric valve actuator with remote monitoring capabilities, which has the advantage of facilitating the adjustment of the valve opening degree during remote flow monitoring, thus solving the problems mentioned in the background art.

[0006] This utility model provides the following technical solution: an electric valve actuator with remote monitoring function, including a bracket, a remote flow meter fixedly connected to the bottom end of the bracket, a valve body fixedly connected to the input end of the remote flow meter, a support fixedly provided on the inner wall of one side of the top of the bracket, an output shaft rotatably connected inside the support, a motor for driving the output shaft fixedly provided on one side of the top of the bracket, a valve core rotatably provided inside the valve body, a valve stem fixedly provided at the top of the valve core, a handwheel for rotating the valve stem slidably connected to the bottom end of the output shaft, a retraction component provided at the top of the valve stem, and support components provided on both sides of the bottom end of the support.

[0007] As a preferred embodiment of this utility model, a slider is fixedly provided at the middle of the top of the handwheel, and a groove is provided at the bottom of the output shaft, with the slider slidingly connected to the inside of the groove.

[0008] As a preferred embodiment of the present invention, the shrinkage assembly includes a gasket, the middle part of the bottom end of the gasket is fixedly connected to the top end of the valve stem, and a plurality of guide posts that are slidably connected to the handwheel are fixedly provided on the top end of the gasket. A spring is sleeved on the surface of the guide post, and the spring is located between the gasket and the handwheel.

[0009] As a preferred embodiment of this utility model, the handwheel has several grooves in the middle, the guide post is slidably connected to the inside of the grooves, and a baffle is fixedly provided at the top of the guide post, the diameter of the baffle being larger than the diameter of the groove.

[0010] As a preferred technical solution of this utility model, the support assembly includes a support plate and a pipe clamp. The top end of the support plate is fixedly connected to the bottom end of the support. Ear plates are fixedly provided on both sides of the pipe clamp. The top end of the ear plates is fixedly connected to the bottom end of the support plate. A pipe groove is opened in the middle of the bottom end of the support plate. The pipe groove and the pipe clamp are both engaged with the surface of the valve body. Rubber pads are fixedly provided on the surface of the pipe groove and the surface of the pipe clamp.

[0011] As a preferred embodiment of this utility model, the top of the support plate is provided with an operating opening, and the handwheel is located inside the operating opening.

[0012] As a preferred technical solution of this utility model, the input end and output end of the remote flow meter are both fixedly provided with flange one, and the input end and output end of the valve body are both fixedly provided with flange two, and one of the flanges is fixedly connected to one of the flanges two by bolts.

[0013] As a preferred embodiment of this utility model, a groove is provided on one side of the flange, and a sealing ring is engaged inside the groove.

[0014] Compared with the prior art, the present invention has the following beneficial effects:

[0015] 1. The bracket can simultaneously support the remote flow meter and the support base. The support component can provide stable support between the support base and the valve body, maintaining the integrity of the valve body, support base and bracket. It is stable, reliable and easy to install. The remote flow meter can remotely monitor the flow rate. The output shaft can be driven by a motor. The output shaft can drive the valve stem to rotate through the contraction component, so the opening degree of the valve core can be adjusted according to the flow rate.

[0016] 2. By pressing down the handwheel and compressing the contraction assembly, the handwheel can be separated from the output shaft, making it easier to rotate the valve stem via the handwheel. This increases the valve stem's driving methods, and the structure is simple and easy to operate. It also allows for manual closure of the valve core in the event of motor failure or power failure. Attached Figure Description

[0017] Figure 1 This is one of the structural schematic diagrams of this utility model;

[0018] Figure 2 This is the second structural schematic diagram of the present invention;

[0019] Figure 3 This is a schematic diagram of the structure of the remote flow meter of this utility model;

[0020] Figure 4 This is a schematic diagram of the structure of the support of this utility model;

[0021] Figure 5 This is a schematic diagram of the structure of the shrink-fit component of this utility model;

[0022] Figure 6 This is an exploded structural diagram of the shrinkage component of this utility model.

[0023] In the diagram: 1. Bracket; 2. Remote flow meter; 3. Valve body; 4. Support; 5. Output shaft; 6. Motor; 7. Handwheel; 8. Contraction assembly; 801. Gasket; 802. Guide post; 803. Spring; 804. Baffle; 9. Valve stem; 10. Sliding block; 11. Slide groove; 12. Column groove; 13. Support assembly; 1301. Support plate; 1302. Operating port; 1303. Pipe clamp; 1304. Ear plate; 1305. Rubber gasket; 14. Flange 1; 15. Flange 2; 16. Groove; 17. Sealing ring. Detailed Implementation

[0024] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0025] Please see Figures 1 to 6An electric valve actuator with remote monitoring function includes a bracket 1. A remote flow meter 2 is fixedly connected to the bottom end of the bracket 1. A valve body 3 is fixedly connected to the input end of the remote flow meter 2. A support 4 is fixedly provided on the inner wall of one side of the top of the bracket 1. The bracket 1 can support the remote flow meter 2 and the support 4 at the same time. An output shaft 5 is rotatably connected inside the support 4 through a bearing. A motor 6 that drives the output shaft 5 is fixedly provided on one side of the top of the bracket 1 through bolts. A valve core is rotatably provided inside the valve body 3. A valve stem 9 is fixedly provided at the top of the valve core. A handwheel 7 that rotates the valve stem 9 is slidably connected to the bottom end of the output shaft 5. A retraction component 8 that retracts the handwheel 7 is provided at the top of the valve stem 9. Support components 13 are provided on both sides of the bottom end of the support 4 to support it. The support components 13 can provide stable support between the support 4 and the valve body 3, which can ensure the integrity between the valve body 3, the support 4 and the bracket 1, and facilitate installation.

[0026] In this embodiment, preferably, the shrinkage assembly 8 includes a pad 801. The middle part of the bottom end of the pad 801 is fixedly connected to the top end of the valve stem 9. The top end of the pad 801 is fixedly provided with a plurality of guide posts 802 that are slidably connected to the handwheel 7. A spring 803 is sleeved on the surface of the guide post 802. The spring 803 is located between the pad 801 and the handwheel 7. The middle part of the handwheel 7 is provided with a plurality of grooves 12. The guide posts 802 are slidably connected to the inside of the grooves 12. A baffle 804 is fixedly provided at the top end of the guide post 802. The diameter of the baffle 804 is larger than the diameter of the grooves 12. The torque of the output shaft 5 can be transmitted through the guide post 802. The output shaft 5 can drive the valve stem 9 to rotate through the guide post 802. By compressing the spring 803 by the handwheel 7, the handwheel 7 can be separated from the output shaft 5, so that the valve stem 9 can be rotated by the handwheel 7.

[0027] In this embodiment, preferably, the support assembly 13 includes a support plate 1301 and a pipe clamp 1303. The top end of the support plate 1301 is fixedly connected to the bottom end of the support 4. Ear plates 1304 are fixedly provided on both sides of the pipe clamp 1303. The top end of the ear plates 1304 is fixedly connected to the bottom end of the support plate 1301 by screws. A pipe groove is formed in the middle of the bottom end of the support plate 1301. Both the pipe groove and the pipe clamp 1303 are engaged with the surface of the valve body 3. By fixing the ear plates 1304 with screws, the pipe clamp 1303 and the support plate 1301 can tightly grip the valve body 3. This facilitates fixing it to the valve body 3. The support plate 1301 can provide support between the valve body 3 and the support 4. Rubber pads 1305 are fixedly provided on the surface of the pipe groove and the surface of the pipe clamp 1303. The rubber pads 1305 can improve the fit and stability between the pipe groove and the pipe clamp 1303 and the valve body 3. The top of the support plate 1301 is provided with an operation port 1302. The handwheel 7 is located inside the operation port 1302. The operation port 1302 can ensure the lifting and lowering of the handwheel 7 and ensure the operating space, allowing the handwheel 7 to be rotated.

[0028] In this embodiment, preferably, a slider 10 is fixedly provided at the middle of the top of the handwheel 7, and a groove 11 is provided at the bottom of the output shaft 5. The slider 10 is slidably connected to the inside of the groove 11. Torque can be transmitted through the slider 10 and the groove 11. The contraction assembly 8 can be rotated by the handwheel 7. By pulling the slider 10 out of the groove 11, the valve stem 9 can be rotated by the handwheel 7.

[0029] In this embodiment, preferably, the input and output ends of the remote flow meter 2 are both fixedly provided with flange 14, and the input and output ends of the valve body 3 are both fixedly provided with flange 2 15. One flange 14 is fixedly connected to one flange 2 15 by bolts. A groove 16 is provided on one side of flange 14, and a sealing ring 17 is engaged inside the groove 16. The remote flow meter 2 and the valve body 3 can be installed through flange 14 and flange 2 15, and the sealing ring 17 can seal the connection.

[0030] In use, first place the support plate 1301 of the support assembly 13 on the valve body 3, and push the slider 10 into the groove 11. Then, fix the remote flow meter 2 to the valve body 3 through flange 14 and flange 2 15. Then, fix the ear plate 1304 of the pipe clamp 1303 to the bottom of the support plate 1301 with screws so that the pipe clamp 1303 and the support plate 1301 hug the valve body 3, and fix it on the valve body 3. The support plate 1301 can provide support between the valve body 3 and the support 4. The rubber pad 1305 can improve the fit and stability between the pipe groove and the pipe clamp 1303 and the valve body 3. Finally, install the remote flow meter 2 and the valve body 3 on the fluid pipeline through flange 14 and flange 2 15.

[0031] During the fluid transport process of valve body 3, remote flow meter 2 can remotely monitor the flow rate at the output end of valve body 3. When it is necessary to adjust the opening degree of valve core according to the flow rate, motor 6 drives output shaft 5. Output shaft 5 can drive valve stem 9 to rotate through contraction assembly 8, thereby adjusting the opening degree of valve core according to the flow rate. The operator can connect motor 6 to a controller with remote control function, and remotely control output shaft 5 through controller and motor 6. When motor 6 is damaged or power is lost, the operator can compress spring 803 of contraction assembly 8 through handwheel 7 to separate handwheel 7 from output shaft 5. During the process of pressing down handwheel 7, it is rotated. Handwheel 7 can transmit torque through guide post 802, which can drive valve stem 9 to rotate, thereby manually closing valve core.

[0032] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. An electric valve actuator with remote monitoring function, comprising a bracket (1), characterized in that: The bottom end of the bracket (1) is fixedly connected to a remote flow meter (2), the input end of the remote flow meter (2) is fixedly connected to a valve body (3), a support (4) is fixedly provided on the inner wall of one side of the top of the bracket (1), an output shaft (5) is rotatably connected inside the support (4), a motor (6) for driving the output shaft (5) is fixedly provided on one side of the top of the bracket (1), a valve core is rotatably provided inside the valve body (3), a valve stem (9) is fixedly provided at the top of the valve core, a handwheel (7) for rotating the valve stem (9) is slidably connected to the bottom end of the output shaft (5), a contraction component (8) is provided at the top of the valve stem (9), and support components (13) are provided on both sides of the bottom end of the support (4).

2. The electric valve actuator with remote monitoring function according to claim 1, characterized in that: A slider (10) is fixedly provided at the middle of the top of the handwheel (7), and a groove (11) is provided at the bottom of the output shaft (5). The slider (10) is slidably connected to the inside of the groove (11).

3. The electric valve actuator with remote monitoring function according to claim 1, characterized in that: The retraction assembly (8) includes a pad (801), the middle part of the bottom end of the pad (801) is fixedly connected to the top end of the valve stem (9), and the top end of the pad (801) is fixedly provided with a plurality of guide posts (802) that are slidably connected to the handwheel (7). The surface of the guide posts (802) is fitted with springs (803), and the springs (803) are located between the pad (801) and the handwheel (7).

4. The electric valve actuator with remote monitoring function according to claim 3, characterized in that: The handwheel (7) has several grooves (12) in the middle. The guide post (802) is slidably connected to the inside of the groove (12). A baffle (804) is fixedly provided at the top of the guide post (802). The diameter of the baffle (804) is larger than the diameter of the groove (12).

5. The electric valve actuator with remote monitoring function according to claim 1, characterized in that: The support assembly (13) includes a support plate (1301) and a pipe clamp (1303). The top end of the support plate (1301) is fixedly connected to the bottom end of the support (4). Ear plates (1304) are fixedly provided on both sides of the pipe clamp (1303). The top end of the ear plates (1304) is fixedly connected to the bottom end of the support plate (1301). A pipe groove is opened in the middle of the bottom end of the support plate (1301). The pipe groove and the pipe clamp (1303) are both engaged with the surface of the valve body (3). Rubber pads (1305) are fixedly provided on the surface of the pipe groove and the surface of the pipe clamp (1303).

6. The electric valve actuator with remote monitoring function according to claim 5, characterized in that: The top of the support plate (1301) is provided with an operation port (1302), and the handwheel (7) is located inside the operation port (1302).

7. The electric valve actuator with remote monitoring function according to claim 1, characterized in that: The input and output ends of the remote flow meter (2) are both fixedly provided with flange one (14), and the input and output ends of the valve body (3) are both fixedly provided with flange two (15). One of the flanges one (14) is fixedly connected to one of the flanges two (15) by bolts.

8. The electric valve actuator with remote monitoring function according to claim 7, characterized in that: A groove (16) is provided on one side of the flange (14), and a sealing ring (17) is engaged inside the groove (16).

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