CN220082259U - Automatic change electric control ball valve - Google Patents

Abstract

The utility model discloses an automatic electric regulating ball valve, which relates to the technical field of electric ball valves and comprises a valve body and a manual control assembly, wherein a connecting bracket is fixedly arranged at the top of the valve body, an electric actuator is fixedly arranged above the connecting bracket, the manual control assembly for controlling the opening and closing of the ball valve in an emergency mode is arranged on the right side inside the electric actuator, the manual control assembly comprises a rotary handle, an opening and closing mark, a pull-up mark, a rotating rod, a driving gear, a shaft sleeve and a spring, the surface of the rotary handle is provided with the opening and closing mark, the pull-up mark is arranged below the rotary handle, the rotating rod is coaxially fixed below the rotary handle, and the driving gear is fixedly arranged in the middle of the rotating rod. The utility model provides an automatic electric regulating ball valve, which controls the automatic opening and closing of the ball valve through an electric actuator, and simultaneously has the function of controlling the opening and closing of the ball valve by using a manual control assembly in emergency during failure or power failure, so that the automatic electric regulating ball valve has more complete functionality.

Description

Automatic change electric control ball valve

Technical Field

The utility model relates to the technical field of electric ball valves, in particular to an automatic electric adjusting ball valve.

Background

The electric ball valve is mainly driven by electric force to rotate in a pipeline, cuts off or distributes and changes the flow direction of a medium, can be tightly closed only by rotating by 90 degrees and small rotating moment, is most suitable for being used as a switch and a cut-off valve, and can be designed to have the functions of throttling and controlling flow.

An automated electrically regulated ball valve is disclosed in the patent application CN 202120029108.9. When the automatic electric regulating ball valve works, the electric actuating mechanism receives an on-off signal sent by the control system, drives the ball valve to act through the motor, the speed reducer, the moment travel limiter, the switch control box, the mechanical limiting device and the position transmitter of the power component, and then enables the valve to move to any position accurately through the position sensing device, the moment sensing device, the electrode protection device, the logic control device, the digital communication module and the PID control module of the control component.

Throughout this comparison, the applicant found that the following problems exist: the opening and closing of the electric ball valve are automatically controlled, and the problem that the valve switch cannot be controlled easily occurs when faults or power failure occur, so that the electric ball valve needs to be further improved.

Accordingly, in view of the above, an automatic electric ball valve has been proposed to solve the problems of the prior art.

Disclosure of Invention

The utility model aims to provide an automatic electric adjusting ball valve so as to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: including valve body and manual control subassembly, valve body top fixed mounting has the linking bridge, and linking bridge top fixed mounting has electric actuator for emergency control ball valve is opened and close manual control subassembly locates electric actuator inside right side, manual control subassembly includes the spiral handle, opens and close and marks, pull-up mark, bull stick, drive gear, axle sleeve and spring, the spiral handle surface is equipped with and opens and close and mark, and is equipped with the pull-up below the spiral handle and mark, spiral handle below coaxial being fixed with the bull stick, and bull stick mid-portion fixed mounting has drive gear, the bull stick below end is equipped with the axle sleeve, and the bull stick stretches into axle sleeve part cover and be equipped with the spring.

As the preferable technical scheme, valve body right side integral type fixed mounting has right side valve gap, and valve body left side is through flange fixed mounting has left side valve gap, valve body middle part fixed mounting has the disk seat.

As the preferable technical scheme, the side of the matching part of the valve seat and the valve body is provided with an annular groove, and an O-shaped sealing ring is arranged in the annular groove.

As the preferable technical scheme, the inner wall of the left side of the electric actuator is fixedly provided with a control box, and the top of the left side of the electric actuator is fixedly provided with a motor electrically connected with the control box.

As the preferable technical scheme, the output end of the motor is connected with a speed reducer, and the output end of the speed reducer is fixedly connected with a valve rod.

As the preferable technical scheme, a driven gear is fixedly arranged in the middle of the valve rod, and circumferential gear teeth of the driven gear are meshed with the driving gear.

As the preferable technical scheme, the tail end of the valve rod is fixedly connected with a ball body, and ball openings at two ends of the ball body are matched with the inlet and the outlet of the valve seat.

Compared with the prior art, the utility model has the following beneficial effects:

1. the automatic electric regulating ball valve has the advantages that the automatic opening and closing of the ball valve is controlled by the electric actuator, and meanwhile, the automatic opening and closing of the ball valve is controlled by the manual control assembly in emergency during faults or power failure, so that the automatic electric regulating ball valve is more complete in functionality and higher in applicability;

2. according to the utility model, the annular groove is arranged between the matched valve body and the valve seat, and the sealing ring is arranged in the annular groove, so that the design allowance in the valve body can be reduced, the design precision is reduced, meanwhile, the elastic correction sphere of the sealing ring is positioned at a proper position, and when the electric actuator drives the sphere to rotate through the valve rod, the opening and closing force on the valve is greatly reduced, and the abrasion degree on the sphere is reduced.

Drawings

FIG. 1 is a schematic view of the overall external structure of the present utility model;

FIG. 2 is a schematic diagram of the overall internal structure of the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 2A according to the present utility model;

fig. 4 is a schematic top view of the manual control assembly of the present utility model.

Reference numerals in the drawings: 1. a valve body; 2. a valve cover; 3. a valve seat; 4. an annular groove; 5. a seal ring; 6. a connecting bracket; 7. an electric actuator; 8. a control box; 9. a motor; 10. a speed reducer; 11. a valve stem; 12. a driven gear; 13. a sphere;

14. a manual control assembly; 1401. a rotary handle; 1402. an on-off sign; 1403. a pull-up mark; 1404. a rotating rod; 1405. a drive gear; 1406. a shaft sleeve; 1407. and (3) a spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples: as shown in fig. 1 to 4, the utility model provides an automatic electric regulating ball valve, which comprises a valve body 1 and a manual control assembly 14, wherein a connecting bracket 6 is fixedly arranged at the top of the valve body 1, an electric actuator 7 is fixedly arranged above the connecting bracket 6, the manual control assembly 14 for controlling the opening and closing of the ball valve in an emergency is arranged on the right side inside the electric actuator 7, the manual control assembly 14 comprises a rotary handle 1401, an opening and closing mark 1402, a pull-up mark 1403, a rotary rod 1404, a driving gear 1405, a shaft sleeve 1406 and a spring 1407, the opening and closing mark 1402 is arranged on the surface of the rotary handle 1401, the pull-up mark 1403 is arranged below the rotary handle 1401, a rotary rod 1404 is coaxially fixed below the rotary rod 1401, a driving gear 1405 is fixedly arranged in the middle of the rotary rod 1404, a shaft sleeve 1406 is arranged at the tail end below the rotary rod 1404, and the part of the rotary rod 1404 extending into the shaft sleeve 1406 is sheathed with the spring 1407;

in this embodiment, the automatic opening and closing of the ball valve is controlled by the electric actuator 7, and meanwhile, the automatic opening and closing of the ball valve is controlled by the manual control assembly 14 in an emergency when a fault or a power failure occurs, the upward pulling handle 1401 is prompted according to the upward pulling mark 1403 when the automatic opening and closing ball valve is used, the rotating rod 1404 is positioned in the tail end shaft sleeve 1406 to be lifted, the driving gear 1405 is lifted to the same plane with the driven gear 12 and meshed with the gear teeth, then the rotating handle 1401 is rotated under the prompt of the opening and closing mark 1402, the valve rod 11 is driven to rotate through the meshing of the driving gear 1405 and the circumferential gear teeth of the driven gear 12, and then the opening and closing of the valve body 1 are controlled manually, so that the automatic electric adjusting ball valve is more complete in functionality.

Examples: as shown in fig. 1 and 2, a right valve cover 2 is integrally and fixedly arranged on the right side of a valve body 1, a left valve cover 2 is fixedly arranged on the left side of the valve body 1 through a flange, a valve seat 3 is fixedly arranged in the middle of the valve body 1, an annular groove 4 is formed in the side of the matched position of the valve seat 3 and the valve body 1, an O-shaped sealing ring 5 is arranged in the annular groove 4, a control box 8 is fixedly arranged on the inner wall of the left side of an electric actuator 7, a motor 9 electrically connected with the control box 8 is fixedly arranged on the top of the left side of the electric actuator 7, a speed reducer 10 is connected to the output end of the motor 9, a valve rod 11 is fixedly connected to the output end of the speed reducer 10, a driven gear 12 is fixedly arranged in the middle of the valve rod 11, circumferential gear teeth of the driven gear 12 are meshed with a driving gear 1405, a ball 13 is fixedly connected to the tail end of the valve rod 11, and ball ports at the two ends of the ball 13 are matched with an inlet and an outlet of the valve seat 3;

in this embodiment, through setting up annular groove 4 between matched valve body 1 and disk seat 3, set up sealing washer 5 in the annular groove 4, both can reduce the inside design allowance of valve body 1, reduce the design precision, the elasticity correction spheroid 13 of sealing washer 5 is in the suitable position simultaneously, and when electric actuator 7 drove spheroid 13 through valve rod 11 to rotate, the dynamics of opening and shutting to valve body 1 reduces greatly, reduces the wearing and tearing degree to spheroid 13.

The working principle of the utility model is as follows: when the automatic electric regulating ball valve is used, a position sensing device, a moment sensing device, an electrode protection device, a logic control device, a digital communication module and a PID control module are arranged in the control box 8, the control box 8 receives a wireless instruction to control the starting and stopping of the motor 9, the motor 9 controls the valve rod 11 to rotate through the speed reducer 10 so as to drive the ball 13 to rotate inside the valve seat 3, when ball ports at two ends of the ball 13 correspond to the inlet and outlet of the valve seat 3, medium in the valve body 1 flows, when the spherical surface part of the ball 13 corresponds to the inlet and outlet of the valve seat 3, medium in the valve body 1 is stopped, by arranging the annular groove 4 between the matched valve body 1 and the valve seat 3 and arranging the sealing ring 5 in the annular groove 4, the internal design allowance of the valve body 1 can be reduced, the design precision is reduced, and meanwhile, the elastic correction ball 13 of the sealing ring 5 is positioned at a proper position, when the electric actuator 7 drives the ball 13 to rotate through the valve rod 11, the opening and closing force on the valve body 1 is greatly reduced, the abrasion degree on the ball 13 is reduced, the automatic opening and closing of the ball valve is controlled through the electric actuator 7, meanwhile, the automatic ball valve is controlled by the manual control assembly 14, the automatic ball valve is controlled to be opened and closed in emergency when in fault or power failure, the upward-pulling rotary handle 1401 is prompted according to the upward-pulling indication 1403 when in use, the rotary rod 1404 is positioned in the tail end shaft sleeve 1406 to be lifted to be in the same plane with the driven gear 12 and meshed with the gear teeth, then the rotary handle 1401 is rotated under the prompt of the opening and closing indication 1402, the valve rod 11 is driven to rotate through the meshing of the circumferential gear teeth of the driving gear 1405 and the driven gear 12, and then the opening and closing of the valve body 1 are controlled manually, so that the automatic electric ball valve is more complete in functionality and higher in applicability.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (7)

1. An automatic change electric control ball valve, its characterized in that includes valve body (1) and manual control subassembly (14), valve body (1) top fixed mounting has linking bridge (6), and linking bridge (6) top fixed mounting has electric actuator (7), is used for emergent control ball valve to open and close manual control subassembly (14) are located electric actuator (7) inside right side, manual control subassembly (14) are including knob (1401), are marked (1402) to open and close, pull-up mark (1403), bull stick (1404), drive gear (1405), axle sleeve (1406) and spring (1407), knob (1401) surface is equipped with and is marked (1402) to open and close, and knob (1401) below is equipped with and draws and mark (1403), the coaxial bull stick (1404) that is fixed with in knob (1401) below, and bull stick (1404) mid-section fixed mounting drive gear (1405) below end is equipped with axle sleeve (1406), and bull stick (1406) stretch into axle sleeve (1406) part suit and be equipped with spring (1407).

2. The automatic electric regulating ball valve according to claim 1, wherein a right valve cover (2) is fixedly arranged on the right side of the valve body (1), a left valve cover (2) is fixedly arranged on the left side of the valve body (1) through a flange, and a valve seat (3) is fixedly arranged in the middle of the valve body (1).

3. An automatic electric regulating ball valve according to claim 2, characterized in that the side of the matching part of the valve seat (3) and the valve body (1) is provided with an annular groove (4), and an O-shaped sealing ring (5) is arranged in the annular groove (4).

4. The automatic electric regulating ball valve according to claim 1, wherein a control box (8) is fixedly installed on the left inner wall of the electric actuator (7), and a motor (9) electrically connected with the control box (8) is fixedly installed on the top of the left side of the electric actuator (7).

5. An automatic electric regulating ball valve according to claim 4, wherein the output end of the motor (9) is connected with a speed reducer (10), and the output end of the speed reducer (10) is fixedly connected with a valve rod (11).

6. An automatic electric regulating ball valve according to claim 5, characterized in that the driven gear (12) is fixedly installed in the middle of the valve rod (11), and the circumferential gear teeth of the driven gear (12) are meshed with the driving gear (1405).

7. The automatic electric regulating ball valve according to claim 5, wherein the tail end of the valve rod (11) is fixedly connected with a ball body (13), and ball ports at two ends of the ball body (13) are matched with the inlet and outlet of the valve seat (3).