CN221054402U

CN221054402U - Manual and electric conversion device of valve electric device

Info

Publication number: CN221054402U
Application number: CN202323119781.XU
Authority: CN
Inventors: 穆子骁; 刘浩; 韩一鹏; 孙浩儒; 方非
Original assignee: Tianjin Baili Ertong Machinery Co ltd
Current assignee: Tianjin Baili Ertong Machinery Co ltd
Priority date: 2023-11-17
Filing date: 2023-11-17
Publication date: 2024-05-31
Anticipated expiration: 2033-11-17

Abstract

The application relates to the technical field of valves, in particular to a manual-electric conversion device of a valve electric device, which comprises a manual structure, a motor and a conversion structure, wherein the conversion structure comprises a gear rod, a first gear, a second gear and a third gear, the first gear, the second gear and the third gear are all arranged on the gear rod, the motor is provided with a motor gear which is used for being meshed with the first gear, the manual structure is provided with a manual gear which is used for being meshed with the first gear, and a worm gear which is used for being meshed with the second gear and the third gear is arranged on a worm, so that the valve electric device has the advantage of being capable of realizing electric and manual control.

Description

Manual and electric conversion device of valve electric device

Technical Field

The application relates to the technical field of valves, in particular to a manual-electric conversion device of a valve electric device.

Background

Valves are usually arranged in the process of transportation through pipelines, the opening and closing of the valves can control the flow of substances in the pipelines, and the opening and closing of the valves are usually controlled by using valve electric devices.

The valve electric device comprises a shell, an output shaft and an electric driving device, wherein the output shaft is placed inside the shell, a worm wheel is arranged on the output shaft, a worm is meshed with the worm wheel, one end of the worm is connected with the electric driving device, the output shaft and the electric driving device are in transmission through the worm wheel and the worm, the output shaft is connected with the valve, and the electric driving device drives the output shaft to rotate, so that the valve is controlled to be opened or closed.

If power failure occurs, the electric driving device cannot work normally, and the electric driving device cannot be opened and closed manually, so that the valve cannot be opened and closed timely, unnecessary waste is generated, and some safety accidents can be generated in serious cases.

Disclosure of utility model

The application provides a manual-electric conversion device of a valve electric device, which aims to realize electric and manual control of the valve electric device.

The technical aim of the application is realized by the following technical scheme:

a valve electric actuator manual-electric conversion device is characterized in that: including manual structure, motor and conversion structure, conversion structure includes gear lever, first gear and second gear and third gear, and first gear, second gear and third gear are all installed on the gear lever, are provided with on the motor to be used for with first gear engagement's motor gear, are provided with on the manual structure to be used for with first gear engagement's manual gear, are provided with on the worm to be used for with second gear and third gear engagement's worm gear.

By adopting the technical scheme, when electric driving is carried out, the first gear is meshed with the motor gear, the second gear is meshed with the worm, and the motor drives the worm to rotate, so that the output shaft is driven to rotate, and the valve is controlled; when the valve is required to be manually closed, the first gear is meshed with the manual gear, the third gear is meshed with the worm, and the manual structure drives the turbine to rotate, so that the valve is controlled to be opened or closed, and the valve electric device can be manually and electrically controlled.

Optionally, manual structure includes dwang and runner, and the dwang pierces the shell and rotates with the shell and be connected, and the runner is installed and is convenient for the operating personnel rotate in the outer one end of dwang, and manual gear installs and deviates from runner one end at the dwang.

Through adopting above-mentioned technical scheme, accessible rotation runner drives the runner pole and rotates to drive manual gear and rotate, thereby control valve opens and shuts, reaches manual control's purpose.

Optionally, the manual gear and the first gear have a gear ratio of 1:5.

By adopting the technical scheme, as the gear ratio of the manual gear to the first gear is 1:5, the force of rotating the manual gear is much smaller than the force of directly rotating the first gear, thereby making it easier for the operator to rotate the wheel.

Optionally, a runner handle is installed at the runner edge, and the runner handle is arranged at one end of the runner, which is away from the rotating rod.

Through adopting above-mentioned technical scheme, when the runner is rotated to needs, the accessible runner handle drives the runner and rotates, makes operating personnel manual switch valve more laborsaving.

Optionally, the gear pole below is provided with the backup pad that is used for supporting, and gear pole and backup pad rotate to be connected.

Through adopting above-mentioned technical scheme, set up the backup pad and support the gear pole, make the gear pole can remove and rotate.

Optionally, the gear pole is last to be fixedly provided with two and stir the ring, is provided with certain space between two and stir the ring, is provided with the transfer lever of perpendicular to gear pole around the gear pole, and transfer lever one end is connected with the shell rotation, and the other end pierces through the shell, and the last fixed setting of transfer lever dials the board, dials the board and is located between two rings.

Through adopting above-mentioned technical scheme, when needs carry out electronic and manual conversion, the accessible rotates swivel lever and drives the shifting plate and remove, dials the board and drives the shifting ring and remove to make the gear lever slide, thereby make first gear switch between with motor gear engagement and manual gear engagement, switch between worm gear and second gear engagement and the third gear engagement, accomplish manual and electronic switching.

Optionally, a handle is provided at one end of the switch rod penetrating the housing for facilitating rotation.

Through adopting above-mentioned technical scheme, drive the transfer pole through rotatory handle and rotate, make operating personnel rotate the transfer pole more easily.

Optionally, the switching lever sets up handle department and is provided with the magnetic plate, and the shell surface is provided with the electro-magnet, and the electro-magnet adsorbs the magnetic plate.

Through adopting above-mentioned technical scheme, when the circular telegram, thereby the electro-magnet adsorbs with the magnetic plate and makes the valve electric actuator auto-lock when electronic, and when power failure resumes, the electro-magnet produces the magnetic field and attracts the magnetic plate, and the magnetic plate drives the transfer lever simultaneously and rotates, makes the dial plate drive stir the ring and remove to drive the gear lever and carry out the removal of axis direction, until first gear and motor gear engagement, thereby reaches valve electric actuator and changes electric control by manual control to automatic after the power resumes.

Optionally, two limiting plates are fixedly arranged on two sides of the joint of the gear rod and the supporting plate.

Through adopting above-mentioned technical scheme, when first gear and motor gear meshing, backup pad and one of them limiting plate contact, when first gear and manual gear meshing, another limiting plate and backup pad contact to make operating personnel can confirm whether the gear meshes, prevent that gear lever displacement is excessive, and the gear can not mesh.

In summary, the application has the following technical effects:

1. the valve electric device is electrically and manually converted by arranging a conversion structure and a manual structure;

2. the gear rod is driven to displace in the axial direction by arranging the conversion rod, so that the manual and electric conversion is realized;

3. and whether the conversion device reaches a manual or electric state is determined by arranging a limiting plate.

Drawings

FIG. 1 is a cutaway view of the overall structure of the background of the application;

FIG. 2 is a cross-sectional view of the overall structure of the present application in electric drive;

FIG. 3 is a cut-away view of the overall structure of the present application in manual actuation;

FIG. 4 is a front cut-away view of the overall structure of the present application;

Fig. 5 is a partial block diagram of an electromagnet of the present application.

In the figure, 1, a shell; 2. a motor; 21. a motor gear; 3. a manual structure; 31. a rotating lever; 311. a manual gear; 32. a rotating wheel; 321. a wheel handle; 4. a switching structure; 41. a gear lever; 411. a first gear; 412. a second gear; 413. a third gear; 414. a dial ring; 415. a limiting plate; 42. a switching lever; 421. a handle; 422. a poking plate; 423. a magnetic plate; 5. a support plate; 6. a worm; 61. a worm gear; 7. an electromagnet; 71. and (5) a manual switch.

Detailed Description

The present application will be described in further detail with reference to the accompanying drawings.

Referring to fig. 2 and 3, the application provides a manual-electric switching device of a valve electric device, which comprises a motor 2, a manual structure 3 and a switching structure 4, wherein the motor 2 and the manual structure 3 are connected with one end of the switching structure 4, and a worm 6 is connected with the other end of the switching structure 4. When the valve electric device is electrically operated, the motor 2 is connected with the conversion structure 4, the worm 6 is connected with the conversion structure 4, and the motor 2 drives the conversion structure 4 to rotate so as to drive the worm 6 to rotate, so that the output shaft is driven to rotate; when the valve electric device adopts manual driving, the manual structure 3 is connected with the conversion structure 4, the worm 6 is connected with the conversion structure 4, and the manual structure 3 drives the conversion structure 4 to rotate, so that the worm 6 is driven to rotate, and the output shaft is driven to rotate.

The manual structure 3 includes dwang 31 and runner 32, and dwang 31 is parallel with worm 6, and dwang 31 one end wears out shell 1 and is connected with shell 1 rotation, and the other end and the conversion structure 4 of dwang 31 are connected, and runner 32 fixed mounting wears out the one end of shell 1 at dwang 31, and runner 32 deviates from runner 32's one end fixed be provided with runner handle 321, runner handle 321 sets up at runner 32 edge and runner handle 321 and runner 32 are perpendicular. The motor 2 is fixedly arranged on the opposite side of the rotating rod 31 arranged on the shell 1, and an output shaft of the motor 2 penetrates into the shell to be connected with the conversion structure 4.

The conversion structure 4 comprises a gear rod 41 and a conversion rod 42, the gear rod 41 is parallel to the worm 6, two support plates 5 for supporting the gear rod 41 are arranged below the gear rod 41, the plate surfaces of the support plates 5 are parallel to the axis of the gear rod 41, one ends of the support plates 5, far away from the gear rod 41, are fixed on the shell 1, the gear rod 41 penetrates through the support plates 5, bearings are arranged at the contact positions of the gear rod 41 and the support plates 5, the gear rod 41 is connected with the support plates 5 in a rotating mode through the bearings, and the gear rod 41 is not fixed with the bearings, so that the gear rod 41 can slide in the bearings. A first gear 411 is fixedly arranged at one end, deviating from the worm 6, of the gear rod 41, a second gear 412 and a third gear 413 are sequentially arranged at the other end of the gear rod 41, a motor gear 21 is fixedly arranged on an output shaft of the motor 2, a manual gear 311 is fixedly arranged at one end, deviating from the rotating wheel 32, of the rotating rod 31, and the motor gear 21 and the manual gear 311 are both arranged near the first gear 411. The worm 6 is provided with a worm gear 61, and the worm gear 61 is provided near the second third gear 413. When the valve electric device is driven electrically, the first gear 411 is meshed with the motor gear 21, and the second gear 412 is meshed with the turbine gear, so that the motor 2 drives the gear rod 41 to rotate, and the worm 6 is driven to rotate; when the valve electric device needs to be manually driven, the gear rod 41 slides to enable the first gear 411 to be meshed with the manual gear 311, and the third gear 413 is meshed with the worm gear 61, so that the rotating rod 31 drives the gear rod 41 to rotate, and the worm 6 is driven to rotate.

Referring to fig. 3 and 4, the switching lever 42 is a vertically disposed lever, the switching lever 42 is rotatably connected to the housing at a lower end, the switching lever 42 penetrates the housing at an upper end and is provided with a handle 421, a dial 422 is provided at a position where the switching lever 42 is at the same level as the gear lever 41, the dial 422 is in contact with the gear lever 41, two dial rings 414 are fixedly provided at both sides of a position where the gear lever 41 is in contact with the dial 422, and the dial rings 422 are sandwiched by the dial rings 414. When the manual-electric conversion is needed, the rotary handle 421 drives the conversion rod 42 to rotate, the conversion rod 42 drives the shifting plate 422 to rotate around the conversion rod 42, and the shifting plate 422 contacts with the shifting ring 414 and drives the shifting ring 414 to horizontally move, so that the gear rod 41 horizontally moves.

Referring to fig. 5, a magnetic plate 423 is fixedly disposed below the switch lever 42 where the handle 421 is disposed, an electromagnet 7 is fixedly disposed on the outer surface of the housing 1, the electromagnet 7 is disposed at a position close to the magnetic plate 423, the electromagnet 7 is connected to the same power source as the motor 2, a manual switch 71 is disposed between the electromagnet 7 and the power source, and the manual switch 71 is fixedly disposed on the upper surface of the housing 1. When the valve electric structure is electrically controlled, the electromagnet 7 adsorbs the magnetic plate 423, and at the moment, the first gear 411 is meshed with the motor 2 and is self-locked; when the power supply fails, the electromagnet 7 cancels self-locking, and the rotary handle 421 is converted into manual control; when the power failure is recovered, the electromagnet 77 generates a magnetic field to attract the magnetic plate 423, and meanwhile, the magnetic plate 423 drives the switching rod 42 to rotate, so that the poking plate 422 drives the poking ring 414 to move, and the gear rod 41 is driven to move in the axial direction until the first gear 411 is meshed with the gear of the motor 2, and the valve electric device is automatically switched from manual control to electric control after the power failure is achieved; if the power supply is normal and the motor 2 fails and cannot be controlled electrically, the manual switch 71 is toggled to power off the electromagnet 7, and the rotary handle 421 is converted into a manual device.

Referring to fig. 3 and 4, two limiting plates 415 are provided at the contact position of the gear lever 41 and one of the supporting plates 5, the limiting plates 415 are located at both sides of the supporting plates 5, when the first gear 411 is meshed with the motor gear 21, the supporting plate 5 is abutted with one of the limiting plates 415, when the first gear 411 lever 41 is meshed with the manual gear 311, the supporting plate 5 is abutted with the other limiting plate 415, and an operator can judge whether the conversion is successful by whether the supporting plate 5 is abutted with the limiting plate 415 or not when the conversion is performed.

The specific implementation principle of the application is as follows: when the valve electric device adopts electric driving, the motor gear 21 is meshed with the first gear 411, the second gear 412 is meshed with the worm gear 61, and the motor 2 rotates to drive the gear rod 41 to rotate, so that the worm 6 is driven to rotate, and the purpose that the motor 2 controls the valve to open and close is achieved; when the valve needs to be manually opened and closed, the handle 421 is rotated, so that the pulling plate is contacted with the pulling ring 414 to drive the gear rod 41 to translate until the supporting plate 5 is contacted with the limiting plate 415, at this time, the first gear 411 is meshed with the manual gear 311, the third gear 413 is meshed with the worm gear 61, the rotating wheel handle 321 drives the rotating rod 31 to rotate, and the gear rod 41 and the worm 6 are driven to rotate, so that the purpose of manually controlling the valve to be opened and closed is achieved. Compared with the existing valve electric device controlled by electric energy, the electric device can be driven electrically and manually, and safety accidents caused by the fact that the valve cannot be opened or closed in time when no power supply exists are avoided.

The present embodiment is only for explanation of the present application and is not to be construed as limiting the present application, and modifications to the present embodiment, which may not creatively contribute to the present application as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present application.

Claims

1. A valve electric actuator manual-electric conversion device is characterized in that: including motor (2), manual structure (3) and conversion structure (4), conversion structure (4) include gear lever (41), first gear (411) and second gear (412) and third gear (413), and first gear (411), second gear (412) and third gear (413) are all installed on gear lever (41), are provided with motor gear (21) that are used for with first gear (411) meshing on motor (2), are provided with on manual structure (3) be used for with manual gear (311) of first gear (411) meshing, are provided with on worm (6) be used for with worm gear (61) of second gear (412) and third gear (413) meshing.

2. The valve actuator manual-electric switching apparatus of claim 1, wherein: the manual structure (3) comprises a rotating rod (31) and a rotating wheel (32), wherein the rotating rod (31) penetrates through the shell (1) and is rotationally connected with the shell (1), the rotating wheel (32) is installed at the outer end of the rotating rod (31) and is convenient for an operator to rotate, and the manual gear (311) is installed at one end of the rotating rod (31) deviating from the rotating wheel (32).

3. A valve actuator manual-electric switching apparatus as set forth in claim 2 wherein: the gear ratio of the manual gear (311) to the first gear (411) is 1:5.

4. A valve actuator manual-electric switching apparatus as set forth in claim 2 wherein: a rotating wheel handle (321) is arranged at the edge of the rotating wheel (32), and the rotating wheel handle (321) is arranged at one end, deviating from the rotating rod (31), of the rotating wheel (32).

5. The valve actuator manual-electric switching apparatus of claim 1, wherein: a supporting plate (5) for supporting is arranged below the gear rod (41), and the gear rod (41) is rotationally connected with the supporting plate (5).

6. The valve actuator manual-electric switching apparatus of claim 1, wherein: two poking rings (414) are fixedly arranged on the gear rod (41), a certain gap is formed between the two poking rings (414), a switching rod (42) perpendicular to the gear rod (41) is arranged around the gear rod (41), one end of the switching rod (42) is rotationally connected with the shell (1), the other end of the switching rod penetrates through the shell (1), a poking plate (422) is fixedly arranged on the switching rod (42), and the poking plate (422) is located between the two poking rings (414).

7. The valve actuator manual-electric switching apparatus of claim 6, wherein: one end of the switching rod (42) penetrating through the shell (1) is provided with a handle (421).

8. The valve actuator manual-electric switching apparatus of claim 6, wherein: the switching rod (42) is provided with a magnetic plate (423) at the position of the handle (421), the outer surface of the shell (1) is provided with an electromagnet (7), and the electromagnet (7) adsorbs the magnetic plate (423).

9. The valve actuator manual-electric switching apparatus of claim 6, wherein: two limiting plates (415) are fixedly arranged on two sides of the joint of the gear rod (41) and the supporting plate (5).