CN220037602U

CN220037602U - Switch device for electric valve

Info

Publication number: CN220037602U
Application number: CN202321387483.6U
Authority: CN
Inventors: 董学良
Original assignee: Tianjin Borris Valve Automatic Control Equipment Co ltd
Current assignee: Tianjin Borris Valve Automatic Control Equipment Co ltd
Priority date: 2023-06-02
Filing date: 2023-06-02
Publication date: 2023-11-17
Anticipated expiration: 2033-06-02

Abstract

The utility model discloses a switching device for an electric valve, which relates to the technical field of valves and comprises a fixed shell and a connector, wherein the middle end of the fixed shell is rotationally provided with a connecting rod, the rod wall of the connecting rod is fixedly provided with a rotary shell, the interior of the rotary shell is rotationally provided with a first transmission rod, one end of the first transmission rod extends to the outer side of the rotary shell, the connector is arranged at the lower side of the transmission rod, the upper end of the connector is fixedly provided with a connecting sleeve, the connecting sleeve is movably sleeved at one end of the transmission rod and is in locking connection with the transmission rod through a bolt, the interior of the upper end of the fixed shell is rotationally provided with a second transmission rod, and one end of the outer side of the second transmission rod is fixedly provided with a vertical rod; the inner side and the outer side of the rotary shell are provided with first transmission mechanisms which enable the vertical rods to drive the first transmission rods to rotate. The utility model is convenient to match with the valve rod arranged at any angle, has stronger applicability and is more practical.

Description

Switch device for electric valve

Technical Field

The utility model relates to the technical field of valves, in particular to a switching device for an electric valve.

Background

At present, after an electric actuator of an electric valve is damaged, a pipe wrench or three claws matched with the valve are generally adopted for operation, but the types and the sizes of the valve are different, the pipe wrench or the three claws are difficult to meet the opening and closing of the valves of various types, and great inconvenience is brought to the opening and closing of the valve.

The publication number CN215522168U discloses a switch device for an electric valve, which comprises an operation part, a shaft rod and a first connecting part, wherein one end of the shaft rod is connected with the operation part, the other end of the shaft rod is detachably connected with the first connecting part, the electric valve comprises a valve rod and a second connecting part fixedly connected with the valve rod, the first connecting part is in clamping fit with the second connecting part, and the shaft rod can drive the valve rod to rotate under the condition that the first connecting part is clamped with the second connecting part; when the electric actuator of the electric valve fails, the electric actuator is dismantled, the first connecting part is clamped with the second connecting part, the valve rod can be driven to rotate by rotating the operating part, so that the electric valve can still be normally opened or closed under the condition that the electric actuator fails, and the technical scheme still has the defect that:

the valve rod that sets up the straight line position between the operating portion in this technical scheme operates, and when the valve rod set up for level or slope, and when operating space is narrow and small, then the operating portion can't stretch into with the valve rod cooperation, can't carry out valve switch work promptly, uses to have certain limitation.

Disclosure of Invention

The present utility model has been made in view of the above-described problems with the conventional switching device for an electrically operated valve.

Therefore, the utility model aims to provide a switching device for an electric valve, which solves the problems that in the switching device for the electric valve in the prior art, a valve rod arranged at a straight line position is operated between operation parts, when the valve rod is arranged horizontally or obliquely, and the operation space is narrow, the operation parts cannot extend into the valve rod to be matched with the valve rod, namely, the valve cannot be switched, and certain limitation exists in use.

In order to achieve the above object, the present utility model provides the following technical solutions:

the utility model provides a switching device for electric valve, includes fixed shell and connector, the middle-end rotation of fixed shell is provided with the connecting rod, the fixed rotating shell that is provided with of pole wall of connecting rod, the inside rotation of rotating shell is provided with first transfer line, the one end of first transfer line extends to the outside of rotating shell, the connector sets up in the downside of transfer line, the fixed adapter sleeve that is provided with in upper end of connector, adapter sleeve movable sleeve is established in the one end of transfer line and is connected with transfer line screw thread locking through the bolt, the inside rotation of upper end of fixed shell is provided with the second transfer line, the outside one end of second transfer line is fixed and is provided with the montant;

the inner side and the outer side of the rotary shell are provided with first transmission mechanisms which enable the vertical rods to drive the first transmission rods to rotate;

the rear side of the fixed shell is provided with a second transmission mechanism for driving the rotary shell to rotate.

Preferably, the first transmission mechanism comprises a first bevel gear and a second bevel gear, the rotary rod is arranged at the middle part of the rotary shell in a rotating way, one end of the rotary rod extends to the outer side of the rotary shell, the first bevel gear is fixedly sleeved at the lower end of the second transmission rod, the second bevel gear is fixedly sleeved at the outer side end of the rotary rod, the first bevel gear is meshed with the second bevel gear, the upper end of the first transmission rod and the inner side end of the rotary rod are respectively fixedly sleeved with a third bevel gear and a fourth bevel gear, and the third bevel gear is meshed with the fourth bevel gear, so that the first transmission rod can be driven to rotate when the vertical rod rotates, and then the connector is driven to rotate.

Preferably, the second transmission mechanism comprises a worm wheel and a worm, the worm wheel is fixedly sleeved at the rear end of the connecting rod, the worm is meshed with one side of the worm wheel, two ends of the worm are rotationally connected with side plates, one side of each side plate is fixedly connected with the outer wall of the fixed shell, and the rotating shell is conveniently rotated by a certain angle.

Preferably, one end of the worm is fixedly sleeved with a rotating wheel, so that the worm can be conveniently rotated.

Preferably, an opening is formed in one side of the fixed shell, and interference to rotation of the first transmission rod is prevented as much as possible.

Preferably, a handle is fixedly arranged at one end of the outer side of the vertical rod, so that the vertical rod can be conveniently rotated.

Preferably, one end of the rotary shell is arranged in an arc shape, so that the rotary shell can rotate conveniently.

In the technical scheme, the utility model has the technical effects and advantages that:

1. according to the utility model, the second transmission rod is driven to rotate through the vertical rod, the first bevel gear and the second bevel gear are used for transmission, namely the rotating rod is driven to rotate, and the rotating rod is driven to rotate through the third bevel gear and the fourth bevel gear, namely the first transmission rod is driven to rotate, and the connector is driven to rotate, namely the connected valve rod is conveniently rotated.

2. According to the utility model, the worm is rotated to drive the worm wheel to rotate, namely the connecting rod is driven to rotate, so that the rotating block rotates to enable the first transmission rod to rotate to the second transmission rod to be vertical, namely the device can be connected with the valve rod which is horizontally arranged after extending into a narrow space, and the device has strong applicability and is more practical.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.

Fig. 1 is a schematic structural diagram of a switching device for an electric valve according to the present utility model;

FIG. 2 is a schematic view of the internal structure of FIG. 1;

fig. 3 is a schematic rear view of the structure of fig. 1.

Reference numerals illustrate:

1. a fixed case; 2. a vertical rod; 3. a second transmission rod; 4. a first bevel gear; 5. rotating the shell; 6. a connecting rod; 7. a rotating rod; 8. a second bevel gear; 9. a first transmission rod; 10. a connector; 11. a third bevel gear; 12. a fourth bevel gear; 13. a handle; 14. a worm wheel; 15. a side plate; 16. a worm; 17. and (5) connecting the sleeve.

Detailed Description

In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.

The embodiment of the utility model discloses a switching device for an electric valve.

Referring to fig. 1-3, a switching device for an electric valve, including a fixed shell 1 and a connector 10, the middle end of the fixed shell 1 rotates and is provided with a connecting rod 6, the rod wall of the connecting rod 6 is fixedly provided with a rotary shell 5, one end of the rotary shell 5 is in an arc shape and is convenient for the rotary shell 5 to rotate, the inside of the rotary shell 5 rotates and is provided with a first transmission rod 9, an opening is formed in one side of the fixed shell 1, interference to the rotation of the first transmission rod 9 is prevented as much as possible, one end of the first transmission rod 9 extends to the outer side of the rotary shell 5, the connector 10 is arranged at the lower side of the transmission rod, the upper end of the connector 10 is fixedly provided with a connecting sleeve 17, the connecting sleeve 17 is movably sleeved at one end of the transmission rod and is in locking connection with the transmission rod through a bolt, the upper end of the fixed shell 1 rotates and is provided with a second transmission rod 3, one end of the second transmission rod 3 is fixedly provided with a vertical rod 2, one end of the outer side of the vertical rod 2 is fixedly provided with a handle 13, and the outer side of the vertical rod 2 is convenient to rotate 2.

In order to enable the vertical rod 2 to drive the first transmission rod 9 to rotate, referring to fig. 1-3, the inner side and the outer side of the rotary shell 5 are provided with a first transmission mechanism which enables the vertical rod 2 to drive the first transmission rod 9 to rotate, the first transmission mechanism comprises a first bevel gear 4 and a second bevel gear 8, the middle part of the rotary shell 5 is rotatably provided with a rotary rod 7, one end of the rotary rod 7 extends to the outer side of the rotary shell 5, the first bevel gear 4 is fixedly sleeved at the lower end of the second transmission rod 3, the second bevel gear 8 is fixedly sleeved at the outer side end of the rotary rod 7, the first bevel gear 4 is in meshed connection with the second bevel gear 8, the upper end of the first transmission rod 9 and the inner side end of the rotary rod 7 are respectively fixedly sleeved with a third bevel gear 11 and a fourth bevel gear 12, and the third bevel gear 11 is in meshed connection with the fourth bevel gear 12;

the vertical rod 2 drives the second transmission rod 3 to rotate, and the second transmission rod 8 drives the rotation of the rotating rod 7 through the first bevel gear 4 and the second bevel gear, and the rotating rod 7 drives the first transmission rod 9 to rotate through the third bevel gear 11 and the fourth bevel gear 12, so that the connector 10 is driven to rotate, and the connected valve rod is conveniently rotated.

In order to adjust the direction of the rotary shell 5, referring to fig. 1-3, a second transmission mechanism for driving the rotary shell 5 to rotate is arranged at the rear side of the fixed shell 1, the second transmission mechanism comprises a worm wheel 14 and a worm 16, the worm wheel 14 is fixedly sleeved at the rear end of the connecting rod 6, the worm 16 is meshed with one side of the worm wheel 14, both ends of the worm 16 are rotatably connected with side plates 15, one side of each side plate 15 is fixedly connected with the outer wall of the fixed shell 1, one end of the worm 16 is fixedly sleeved with a rotating wheel, and the worm 16 is conveniently rotated;

the worm 16 is rotated, the worm 16 drives the worm wheel 14 to rotate, namely, the connecting rod 6 is driven to rotate, the rotating block 5 rotates, the first transmission rod 9 rotates to the second transmission rod 3 to be vertical, namely, the device can be stretched into a narrow space to be connected with a valve rod arranged horizontally, and the device has strong applicability and is more practical.

While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.

Claims

1. The utility model provides a switching device for electric valve, includes fixed shell (1) and connector (10), its characterized in that, the middle-end rotation of fixed shell (1) is provided with connecting rod (6), the fixed rotatory shell (5) that is provided with of pole wall of connecting rod (6), the inside rotation of rotatory shell (5) is provided with first transfer line (9), the one end of first transfer line (9) extends to the outside of rotatory shell (5), connector (10) set up in the downside of transfer line, the fixed adapter sleeve (17) that is provided with in upper end of connector (10), adapter sleeve (17) movable sleeve establish in the one end of transfer line and pass through bolt and transfer line screw locking connection, the inside rotation of upper end of fixed shell (1) is provided with second transfer line (3), the outside one end of second transfer line (3) is fixedly provided with montant (2).

The inner side and the outer side of the rotary shell (5) are provided with first transmission mechanisms which enable the vertical rods (2) to drive the first transmission rods (9) to rotate;

the rear side of the fixed shell (1) is provided with a second transmission mechanism for driving the rotary shell (5) to rotate.

2. The switching device for the electric valve according to claim 1, wherein the first transmission mechanism comprises a first bevel gear (4) and a second bevel gear (8), a rotating rod (7) is rotatably arranged in the middle of the rotating shell (5), one end of the rotating rod (7) extends to the outer side of the rotating shell (5), the first bevel gear (4) is fixedly sleeved at the lower end of the second transmission rod (3), the second bevel gear (8) is fixedly sleeved at the outer side end of the rotating rod (7), the first bevel gear (4) is in meshed connection with the second bevel gear (8), a third bevel gear (11) and a fourth bevel gear (12) are fixedly sleeved at the upper end of the first transmission rod (9) and the inner side end of the rotating rod (7) respectively, and the third bevel gear (11) is in meshed connection with the fourth bevel gear (12).

3. The switching device for the electric valve according to claim 1, wherein the second transmission mechanism comprises a worm wheel (14) and a worm (16), the worm wheel (14) is fixedly sleeved at the rear end of the connecting rod (6), the worm (16) is meshed with one side of the worm wheel (14), two ends of the worm (16) are both rotationally connected with side plates (15), and one side of each side plate (15) is fixedly connected with the outer wall of the fixed shell (1).

4. A switching device for an electrically operated valve according to claim 3, characterized in that one end of the worm (16) is fixedly sleeved with a rotating wheel.

5. The switching device for an electrically operated valve according to claim 1, wherein an opening is opened at one side of the stationary case (1).

6. The switching device for an electrically operated valve according to claim 1, wherein a handle (13) is fixedly provided at one end of the outside of the vertical rod (2).

7. The switching device for an electrically operated valve according to claim 1, wherein one end of the rotary case (5) is provided in an arc shape.