CN216715287U

CN216715287U - High pressure ball valve case position monitoring device

Info

Publication number: CN216715287U
Application number: CN202220033410.6U
Authority: CN
Inventors: 卫广栋; 冯传明
Original assignee: Dalian Renault Fluid Transmission Equipment Co ltd
Current assignee: Dalian Renault Fluid Transmission Equipment Co ltd
Priority date: 2022-01-07
Filing date: 2022-01-07
Publication date: 2022-06-10
Anticipated expiration: 2032-01-07

Abstract

The utility model discloses a device for monitoring the position of a valve core of a high-pressure ball valve, which relates to the technical field of electric ball valves and solves the technical problem that the position of the valve core cannot be monitored by the conventional device, and comprises a valve body, wherein the valve body is provided with the valve core, the upper end of the valve body is fixedly connected with a motor driver, the driving end of the motor driver is fixedly connected with a rotating shaft, one side wall of the valve body is externally communicated with a water inlet pipe, the other side wall of the valve body is externally communicated with a water outlet pipe, the valve body is internally and rotatably connected with a fixed block, the upper end of the fixed block is provided with a first installation cavity, the lower wall surface of the valve core is fixedly connected with an installation block, the lower end of the installation block is fixedly connected with a pair of first magnets, the fixed block is internally provided with a second installation cavity, the second installation cavity is rotatably connected with a disc, the upper wall surface of the disc is fixedly connected with a pair of second magnets, the upper wall surface of the disc is provided with an installation groove, and a plurality of balls are installed in the installation groove, and a rotary block is screwed in the second mounting cavity and positioned below the disc.

Description

High pressure ball valve case position monitoring device

Technical Field

The utility model relates to the technical field of electric ball valves, in particular to a high-pressure ball valve core position monitoring device.

Background

The electric ball valve is an important actuating mechanism in an industrial automation control system. An electric ball valve is a valve that performs a rotary motion about the axis of a valve stem according to the movement pattern of a valve flap. The valve seat port varies in direct proportion to the valve flap travel. The electric ball valve is mainly used for cutting off or connecting a medium in a pipeline and can also be used for regulating and controlling fluid, is a pipeline pressure element for industrial automatic process control, and as disclosed in the utility model patent with the publication number of CN208703240U, comprises a ball valve, wherein the ball valve comprises a valve body and a valve core accommodated in the valve body; the support is detachably arranged on the ball valve; the control motor is arranged on the support and directly controls the opening and closing of the valve by controlling the valve core; a cover member joined to an end portion of the valve body in an axial direction of the valve body; a sealing member disposed between the cover member and the valve body and contacting the valve cartridge; the cover piece is equipped with along the concave part of axial extension in the one side towards the case, and the concave part is constructed and is held the sealing member when the cover piece joint valve body to make the effort between sealing member and the case satisfy the friction torque that the sealing member was overcome to the case that control motor output torque is greater than 1.5 times, and this utility model discloses an electric ball valve realizes the accurate and nimble control of opening and close to the ball valve through the case that adopts control motor direct control ball valve, however, the device is when using, can't monitor the case position, consequently, the result of use is not good.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a device for monitoring the position of a valve core of a high-pressure ball valve, which solves the technical problem that the position of the valve core cannot be monitored by the conventional device.

In order to achieve the purpose, the utility model is realized by the following technical scheme: a valve core position monitoring device of a high-pressure ball valve comprises a valve body, wherein a valve core is installed on the valve body, water flow channels are respectively arranged in the valve body and the valve core, a motor driver is fixedly connected to the upper end of the valve body, a rotating shaft is fixedly connected to the driving end of the motor driver, the other end of the rotating shaft penetrates through the upper wall surface of the valve body and is fixedly connected to the valve core, a water inlet pipe is communicated with the outside of one side wall of the valve body, a water outlet pipe is communicated with the outside of the other side wall of the valve body, a fixed block is screwed in the valve body and is positioned below the valve core, a first installation cavity is formed in the upper end of the fixed block, an installation block is fixedly connected to the lower wall surface of the valve core and is positioned in the first installation cavity, a pair of first magnets is fixedly connected to the lower end of the installation block, a second installation cavity is formed in the fixed block and is positioned below the first installation cavity, and a disc is rotatably connected in the second installation cavity, the disc is provided with a pair of second magnets fixedly connected to the upper wall face, the upper wall face is located on the disc and is located on the outer side of the second magnets, a plurality of balls are installed in the mounting grooves and are in contact with the upper wall face of the second mounting cavity, and the second mounting cavity is internally provided with a rotary block which is in rotary connection with the lower side of the disc.

Preferably, the water inlet pipe and the water outlet pipe are both provided with internal threads.

Preferably, a pair of sealing rings is fixedly connected to the inner circumferential wall surface of the fixed block.

Preferably, the pair of first magnets and the pair of second magnets have opposite magnetic poles.

Preferably, the lower wall surface of the disc is fixedly connected with a connecting block, and one side of the connecting block is fixedly connected with a pointer.

Preferably, the rotary block is made of transparent materials.

Preferably, the lower wall surface of the rotary block is provided with scale marks.

Advantageous effects

The utility model provides a valve core position monitoring device of a high-pressure ball valve, which has the following beneficial effects that the valve core is driven by a motor driver to rotate so as to adjust the passing size of water flow, because the magnetic poles of a first magnet fixedly connected with the lower end of an installation block are opposite to the magnetic poles of a second magnet, attractive force exists, a disc can rotate along with the rotation of the valve core through a ball, the friction force is reduced, the specific position of the rotation of the valve core can be observed through a pointer and a scale mark, fine regulation and control are facilitated, the sealing performance can be ensured through the arrangement of a sealing ring, and leakage is prevented.

Drawings

Fig. 1 is a front view of the internal structure of the present invention.

Fig. 2 is a bottom view of the knob of the present invention.

In the figure: 1-a valve body; 2-a valve core; 3-a motor driver; 4-a rotating shaft; 5-water inlet pipe; 6-water outlet pipe; 7-mounting a block; 8-a first magnet; 9-fixing block; 10-a sealing ring; 11-a first mounting cavity; 12-a second mounting cavity; 13-a ball bearing; 14-a second magnet; 15-a disc; 16-connecting blocks; 17-a pointer; 18-turning block; 19-graduation mark; 20-water flow channel.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a high-pressure ball valve core position monitoring device comprises a valve body 1, wherein a valve core 2 is installed on the valve body 1, water flow channels 20 are respectively arranged in the valve body 1 and the valve core 2, a motor driver 3 is fixedly connected to the upper end of the valve body 1, a rotating shaft 4 is fixedly connected to the driving end of the motor driver 3, the other end of the rotating shaft 4 penetrates through the upper wall surface of the valve body 1 and is fixedly connected to the valve core 2, a water inlet pipe 5 is communicated with the outer side of one side wall of the valve body 1, a water outlet pipe 6 is communicated with the outer side of the other side wall of the valve body 1, a fixed block 9 is rotatably connected to the lower portion of the valve core 2 in the valve body 1, a first installation cavity 11 is arranged at the upper end of the fixed block 9, an installation block 7 is fixedly connected to the lower wall surface of the valve core 2 in the first installation cavity 11, a pair of first magnets 8 are fixedly connected to the lower end of the installation block 7, a second installation cavity 12 is arranged in the fixed block 9 and below the first installation cavity 11, a disc 15 is rotatably connected in the second mounting cavity 12, a pair of second magnets 14 is fixedly connected to the upper wall surface of the disc 15, a mounting groove is formed in the upper wall surface of the disc 15 and located on the outer side of the pair of second magnets 14, a plurality of balls 13 are mounted in the mounting groove, the plurality of balls 13 are in contact with the upper wall surface of the second mounting cavity 12, and a rotating block 18 is rotatably connected in the second mounting cavity 12 and located below the disc 15; internal threads are formed in the water inlet pipe 5 and the water outlet pipe 6; a pair of sealing rings 10 is fixedly connected in the outer circumferential wall surface of the fixing block 9; a pair of the first magnets 8 and a pair of the second magnets 14 have opposite poles; a connecting block 16 is fixedly connected to the lower wall surface of the disc 15, and a pointer 18 is fixedly connected to one side of the connecting block 16; the rotary block 18 is made of transparent material; the lower wall surface of the rotary block 18 is provided with scale marks 19.

All the electrical components in the present application are connected with the power supply adapted to the electrical components through the wires, and an appropriate controller should be selected according to actual conditions to meet the control requirements, and specific connection and control sequences should be obtained.

Example (b): according to the attached figures 1-2 of the specification, the motor driver 3 is communicated with an external power supply and an external controller through a lead, when the water-saving water dispenser is used, a water pipe is respectively connected with the water inlet pipe 5 and the water outlet pipe 6, the valve core 2 is driven to rotate through the motor driver 3, so that the water flow channel 20 is the same as the water inlet pipe 5 and the water outlet pipe 6, at the moment, the water flow can pass through the water pipe, the valve core 2 is driven to rotate through the motor driver 3, the size of the water flow can be adjusted, because the magnetic poles of the first magnet 8 fixedly connected with the lower end of the mounting block 7 are opposite to the magnetic poles of the second magnet 14, attractive force exists, the disc 15 can rotate along with the rotation of the valve core 2 through the ball 13, the specific rotating position of the valve core 2 can be observed through the pointer 17 and the scale mark 19, and fine adjustment and control are facilitated.

Claims

1. The utility model provides a high pressure ball valve case position monitoring device, includes valve body (1), its characterized in that, case (2) are installed to valve body (1), valve body (1) and all seted up rivers passageway (20) in case (2), valve body (1) upper end rigid coupling has motor drive (3), motor drive (3) drive end rigid coupling has pivot (4), the pivot (4) other end runs through wall rigid coupling in valve body (1) is gone up on case (2), a lateral wall of valve body (1) communicates outward has inlet tube (5), another lateral wall of valve body (1) communicates outward has outlet pipe (6), just be located in valve body (1) case (2) below has connect fixed block (9) soon, first installation cavity (11) has been seted up to fixed block (9) upper end, case (2) lower wall just is located the rigid coupling has installation piece (7) in first installation cavity (11), installation piece (7) lower extreme rigid coupling has a pair of first magnet (8), just be located in fixed block (9) second installation cavity (12) have been seted up to first installation cavity (11) below, second installation cavity (12) internal rotation is connected with disc (15), the wall rigid coupling has a pair of second magnet (14) on disc (15), the wall just is located a pair ofly on disc (15) the mounting groove has been seted up in second magnet (14) outside, install a plurality of ball (13), a plurality of in the mounting groove ball (13) with the wall contacts on second installation cavity (12), just be located in second installation cavity (12) disc (15) below has connect soon and has revolved piece (18).

2. The device for monitoring the position of the valve core of the high-pressure ball valve according to claim 1, wherein the water inlet pipe (5) and the water outlet pipe (6) are internally provided with internal threads.

3. The device for monitoring the position of the valve core of the high-pressure ball valve according to claim 1, wherein a pair of sealing rings (10) is fixedly connected to the outer circumferential wall surface of the fixing block (9).

4. A high pressure ball valve spool position monitoring device as claimed in claim 1 wherein a pair of said first magnets (8) are oppositely poled to a pair of said second magnets (14).

5. The device for monitoring the position of the valve core of the high-pressure ball valve according to claim 1, wherein a connecting block (16) is fixedly connected to the lower wall surface of the disc (15), and a pointer (17) is fixedly connected to one side of the connecting block (16).

6. The device for monitoring the position of the spool of the high-pressure ball valve according to claim 1, wherein the rotary block (18) is made of a transparent material.

7. The device for monitoring the position of the valve core of the high-pressure ball valve according to claim 1, wherein the lower wall surface of the rotary block (18) is provided with scale marks (19).