CN219082384U - Electric actuator with dustproof and waterproof control keys - Google Patents

Abstract

The utility model discloses an electric actuator with dustproof and waterproof control keys, which comprises a connecting piece, an actuator body, a hand wheel and a rotary driving piece, wherein a conical fluted disc is movably arranged at the bottom of the interior of the actuator body, an internal thread is arranged in the conical fluted disc, a threaded rod is movably arranged in the actuator body, the internal thread of the conical fluted disc is meshed with the external thread of the threaded rod, one side of the actuator body is connected with the hand wheel through a shaft, the shaft on the hand wheel penetrates through the actuator body and is connected with a first conical gear, the first conical gear is meshed with the conical fluted disc, and the rotary driving piece is fixed on the right side of the actuator body.

Description

Electric actuator with dustproof and waterproof control keys

Technical Field

The utility model relates to the technical field of electric actuators, in particular to an electric actuator with dustproof and waterproof control keys.

Background

The electric actuator is widely applied to power plants, water plants, cement plants, sewage treatment plants and the like, has severe running environments, requires the electric actuator to be well dustproof, waterproof and explosion-proof, and is commonly used in the market and comprises a box body, a motor box, an electric control box, a terminal cover, a motor and a mechanical transmission part, wherein the mechanical transmission part and the motor adopt a closed structure, the electric control part is arranged in the electric control box, and the motor box, the electric control box and the terminal cover are fixed on the box body through threaded connection to form a sealing structure.

Current electric actuators, as described in the patent publication CN202056382U, include a non-invasive sealed key design. The non-invasive closed key is characterized in that a Hall magnetic induction principle is utilized, a traditional through shaft key is replaced by a stainless steel magnet key, a Hall magnetic effect is adopted, and a non-invasive closed key is formed by the stainless steel magnet key, an aluminum closed control cover shell and a Hall element induction circuit.

For the above related art, the applicant believes that, firstly, the existing actuator generally only involves an electric control part, when the electric control part is damaged, the electric control part cannot be opened manually, secondly, the actuator is generally inconvenient to be mounted on a valve, a screw rod is easy to fall off from the valve, and finally, a key in the electric actuator is easy to be affected by water and dust, so that the key is malfunctioning, and in order to solve the above problems, an electric actuator with a dustproof and waterproof control key is needed to be solved.

Disclosure of Invention

The utility model aims to provide an electric actuator with a dustproof and waterproof control key, which aims to solve the problems that the actuator proposed in the background art generally only relates to an electric control part, when the electric control part is damaged, the electric control part cannot be opened manually, the actuator is generally inconvenient to install on a valve, a screw rod is easy to fall off from the valve, and the key inside the electric actuator is easy to be influenced by water and dust, so that the key is malfunctioning.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an electric actuator with dustproof and waterproof control button, includes connecting piece, the executor body, hand wheel and rotary drive spare, the inside bottom activity conical tooth disc of executor body, the inside of conical tooth disc is provided with the internal thread, the inside activity of the executor body is provided with the threaded rod, the internal thread of conical tooth disc and the external screw thread intermeshing of threaded rod, one side of the executor body has the hand wheel through hub connection, the epaxial axle of hand wheel passes the executor body and is connected with first conical gear, first conical gear and conical tooth disc intermesh, the right side of the executor body is fixed with rotary drive spare, rotary drive spare's output passes the executor body and is connected with second conical gear through the axle, second conical gear and conical tooth disc intermesh.

Preferably, the bottom of the actuator body is connected with a connecting piece, and the bottom of the connecting piece is connected with a bottom plate.

Preferably, the fixing bolts are screwed outside the bottom plate, four fixing bolts are arranged on the bottom plate, the fixing bolts are symmetrical with respect to the central position of the bottom plate, and the fixing bolts fix the device on the valve.

Preferably, the top of threaded rod is connected with the locating part, the bottom of threaded rod is connected with the connecting block.

Preferably, the connecting block is inserted with a limiting pin, and the limiting pin penetrates through the connecting block and is provided with an elastic clamping piece, so that the limiting pin plays a limiting role.

Preferably, a controller is fixed outside the actuator body through bolts, and a display screen is arranged inside the controller.

Preferably, a flexible plastic film is arranged outside the controller, a key body is arranged between the controller and the flexible plastic film, and the display screen is also arranged inside the flexible plastic film.

Compared with the prior art, the utility model has the beneficial effects that: this electric actuator with dustproof and waterproof control button is rational in infrastructure, has following advantage:

(1) The device is provided with the threaded rod, the hand wheel, the first conical gear and the conical fluted disc, so that the device is manually opened, and when the automatic function of the actuator is damaged, the hand wheel is manually rotated to rotate the first conical gear, the conical fluted disc is rotated by the first conical gear, and the threaded rod can move up and down due to the internal threads inside the conical fluted disc and the threaded rod meshed with each other, so that the valve is opened.

(2) The device can conveniently connect the valve through being provided with connecting block, elasticity fastener and spacer pin, therefore, during the use, pass the connecting block through the spacer pin through connecting block with the corresponding part interconnect of valve, then insert the spacer pin through elasticity fastener in, bend the one end of elasticity fastener with the fingers and thumb to spacing the spacer pin, easy to assemble is on the valve.

(3) Through being provided with flexible plastic film, flexible plastic film can protect the button body to inside to can prevent dust and water and lead to the button malfunction.

Drawings

FIG. 1 is a schematic diagram of the front external structure of the present utility model;

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

FIG. 3 is a schematic top view of the present utility model;

FIG. 4 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;

fig. 5 is an enlarged schematic view of the structure of fig. 2B according to the present utility model.

In the figure: 1. a bottom plate; 2. a fixing bolt; 3. a connecting piece; 4. a threaded rod; 5. an actuator body; 6. a hand wheel; 7. a controller; 8. a limiting piece; 9. a rotary driving member; 10. a display screen; 11. a key body; 12. a flexible plastic film; 13. a first bevel gear; 14. conical fluted disc; 15. a second bevel gear; 16. a connecting block; 17. an elastic clamping piece; 18. and a limiting pin.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model, and all other embodiments obtained by those skilled in the art without making any inventive effort based on the embodiments of the present utility model are within the scope of protection of the present utility model.

Referring to fig. 1-5, an embodiment of the present utility model is provided: an electric actuator with dustproof and waterproof control keys comprises a connecting piece 3, an actuator body 5, a hand wheel 6 and a rotary driving piece 9, wherein a conical fluted disc 14 is movably arranged at the bottom of the interior of the actuator body 5, an internal thread is arranged in the conical fluted disc 14, a threaded rod 4 is movably arranged in the interior of the actuator body 5, the internal thread of the conical fluted disc 14 is meshed with the external thread of the threaded rod 4, one side of the actuator body 5 is connected with the hand wheel 6 through a shaft, the shaft on the hand wheel 6 penetrates through the actuator body 5 and is connected with a first conical gear 13, the first conical gear 13 is meshed with the conical fluted disc 14, the right side of the actuator body 5 is fixedly provided with a rotary driving piece 9, the output end of the rotary driving piece 9 penetrates through the actuator body 5 through the shaft and is connected with a second conical gear 15, the second conical gear 15 is meshed with the conical fluted disc 14, the rotary driving piece 9 is started to enable the second conical gear 15 to rotate, the conical gear 14 is enabled to rotate, the threaded rod 4 is enabled to move up and down, and then the threaded rod 4 is driven to be opened or closed through the threaded rod 4;

by the aid of the hand wheel 6, when the automatic function of the actuator is damaged, the hand wheel 6 is manually rotated, the first conical gear 13 is rotated, the first conical gear 13 rotates the conical fluted disc 14, and the threaded rod 4 moves up and down due to the fact that internal threads inside the conical fluted disc 14 are meshed with the threaded rod 4, so that the valve is opened;

the bottom of the actuator body 5 is connected with a connecting piece 3, the bottom of the connecting piece 3 is connected with a bottom plate 1, fixing bolts 2 are screwed outside the bottom plate 1, four fixing bolts 2 are arranged on the bottom plate 1, the fixing bolts 2 are symmetrical with the center position of the bottom plate 1, and the fixing bolts 2 can fix the device on a valve;

the top of the threaded rod 4 is connected with a limiting piece 8, the bottom of the threaded rod 4 is connected with a connecting block 16, a limiting pin 18 is inserted on the connecting block 16, the limiting pin 18 penetrates through the connecting block 16 and is provided with an elastic clamping piece 17, and the elastic clamping piece 17 is inserted into the limiting pin 18 to fix the limiting pin 18;

the connecting block 16 is connected with corresponding parts of the valve, the limiting pin 18 penetrates through the connecting block 16, the elastic clamping piece 17 is inserted into the limiting pin 18, one end of the elastic clamping piece 17 is bent, and therefore the limiting pin 18 is limited and is convenient to install on the valve;

the controller 7 is fixed outside the actuator body 5 through bolts, the display screen 10 is arranged inside the controller 7, the flexible plastic film 12 is arranged outside the controller 7, the key body 11 is arranged between the controller 7 and the flexible plastic film 12, the display screen 10 is also arranged inside the flexible plastic film 12, and the key body 11 can control the actuator to operate;

by providing the flexible plastic film 12, the flexible plastic film 12 can protect the key body 11 to the inside, so that malfunction of the key due to dust and water can be prevented;

when the device is used, the device is installed on the valve, then the device is connected with corresponding parts of the valve through the connecting block 16, then the connecting block 16 is penetrated through the limiting pin 18, then the limiting pin 18 is inserted into the limiting pin 18 through the elastic clamping piece 17, one end of the elastic clamping piece 17 is bent, the limiting pin 18 is limited, the rotary driving piece 9 is started to rotate the second conical gear 15, the second conical gear 15 can rotate the conical fluted disc 14, the conical fluted disc 14 can enable the threaded rod 4 to move up and down, then the threaded rod 4 drives the valve to open or close, when the automatic parts of the actuator are damaged, a worker can rotate the first conical gear 13 through rotating the hand wheel 6, the first conical gear 13 enables the conical fluted disc 14 to rotate, the conical fluted disc 14 can enable the threaded rod 4 to move up and down, and accordingly the valve is controlled to open or close.

Claims (7)

1. An electric actuator with dustproof and waterproof control button, its characterized in that: including connecting piece (3), executor body (5), hand wheel (6) and rotary drive spare (9), the inside bottom activity conical tooth disc (14) of executor body (5), the inside of conical tooth disc (14) is provided with the internal thread, the inside activity of executor body (5) is provided with threaded rod (4), the internal thread of conical tooth disc (14) and the external screw thread intermeshing of threaded rod (4), one side of executor body (5) is connected with hand wheel (6) through the axle, the epaxial axle of hand wheel (6) passes executor body (5) and is connected with first conical gear (13), first conical gear (13) and conical tooth disc (14) intermeshing, the right side of executor body (5) is fixed with rotary drive spare (9), the output of rotary drive spare (9) passes executor body (5) and is connected with second conical gear (15) through the axle, second conical gear (15) and conical tooth disc (14) intermeshing.

2. An electric actuator with dust and water control keys as defined in claim 1, wherein: the bottom of the actuator body (5) is connected with a connecting piece (3), and the bottom of the connecting piece (3) is connected with a bottom plate (1).

3. An electric actuator with dust and water control keys as defined in claim 2, wherein: the fixing bolts (2) are screwed outside the bottom plate (1), four fixing bolts (2) are arranged on the bottom plate (1), and the fixing bolts (2) are symmetrical with respect to the center position of the bottom plate (1).

4. An electric actuator with dust and water control keys as defined in claim 1, wherein: the top of threaded rod (4) is connected with locating part (8), the bottom of threaded rod (4) is connected with connecting block (16).

5. An electric actuator with dust and water control keys as defined in claim 4, wherein: the limiting pin (18) is inserted into the connecting block (16), and the limiting pin (18) penetrates through the connecting block (16) and is provided with an elastic clamping piece (17).

6. An electric actuator with dust and water control keys as defined in claim 1, wherein: the outside of the actuator body (5) is fixed with a controller (7) through a bolt, and a display screen (10) is arranged in the controller (7).

7. The electric actuator with the dustproof and waterproof control key according to claim 6, wherein: the display screen is characterized in that a flexible plastic film (12) is arranged outside the controller (7), a key body (11) is arranged between the controller (7) and the flexible plastic film (12), and the display screen (10) is also arranged inside the flexible plastic film (12).

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