CN218582393U

CN218582393U - Connecting device for electric actuator

Info

Publication number: CN218582393U
Application number: CN202222170772.2U
Authority: CN
Inventors: 邹真丰
Original assignee: Wuxi Meifu Automation Co ltd
Current assignee: Wuxi Meifu Automation Co ltd
Priority date: 2022-08-18
Filing date: 2022-08-18
Publication date: 2023-03-07
Anticipated expiration: 2032-08-18

Abstract

The utility model discloses a connecting device for electric actuator, including the electric actuator body, its below is provided with the valve, the bottom fixedly connected with connecting plate of electric actuator body, the bottom fixedly connected with screw thread section of thick bamboo of connecting plate, the top fixedly connected with connecting cylinder of valve, the outer wall cover of connecting cylinder are equipped with the threaded sleeve, stop gear, and it includes two fixed blocks, two sliding plates, two spacing posts, two fixed plates and go-between, and the sliding plate slides and sets up on the fixed block, and spacing post slides and sets up in the top of fixed plate. The utility model discloses an utilize mutually supporting of fixed block, sliding plate, spacing post, fixed plate and go-between, fixed plate and threaded sleeve are connected, and spacing post is injectd the relative position of fixed block and fixed plate, and then is favorable to carrying on spacingly to the threaded sleeve, is convenient for increase the telescopic stability of screw thread, is favorable to keeping the leakproofness of being connected between electric actuator body and the valve.

Description

Connecting device for electric actuator

Technical Field

The utility model relates to an electric actuator connecting device field, in particular to connecting device for electric actuator.

Background

The electric actuator is powered by a power supply, the electric actuator automatically controls the air door baffle, valve devices such as butterfly valves and the like, the automatic adjustment task of the system is completed, the electric actuator is controlled by the valve and is required to be connected with the valve, a female connection head on the electric actuator is generally connected with a male connection head of the electric valve, in order to save working time, the prior art generally uses a threaded sleeve and a threaded sleeve to carry out connection, but when fluid flows through the valve, certain force can be generated, and further the fluid can be transmitted to the threaded sleeve, the condition that the threaded sleeve slides down can be generated after long-time use, the condition that the sealing performance is not good can be generated between the electric actuator and the valve, the use is influenced, the threaded sleeve is not convenient to limit, and certain limitation exists.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a connecting device for electric actuator to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a connecting device for an electric actuator, comprising:

the electric actuator comprises an electric actuator body, wherein a valve is arranged below the electric actuator body, the bottom end of the electric actuator body is fixedly connected with a connecting plate, the bottom end of the connecting plate is fixedly connected with a threaded cylinder, the top end of the valve is fixedly connected with a connecting cylinder, and the outer wall of the connecting cylinder is sleeved with a threaded sleeve;

the limiting mechanism comprises two fixing blocks, two sliding plates, two limiting columns, two fixing plates and a connecting ring, the sliding plates are arranged on the fixing blocks in a sliding mode, the limiting columns are arranged at the tops of the fixing plates in a sliding mode, and one side of each fixing plate is fixedly connected with the corresponding threaded sleeve.

Preferably, the top end of the fixed block is fixedly connected with the electric actuator body, the top end of the limiting column is fixedly connected with the sliding plate, the top of the fixed plate is provided with a limiting groove, and the limiting column is connected with the inner cavity of the limiting groove in a sliding and penetrating manner.

Preferably, one side of the fixed block is provided with a groove, the sliding plate and the limiting column are connected with the inner cavity of the groove in a sliding and penetrating manner, the bottom end of the inner wall of the groove is provided with a sliding groove, and the limiting column is connected with the inner cavity of the sliding groove in a sliding and penetrating manner.

Preferably, two T type grooves have been seted up to the bottom of recess inner wall, the inner chamber in T type groove is provided with the installation pole, the bottom fixedly connected with annular slab of installation pole, the fixed embedding of annular slab locates the inner chamber in T type groove.

Preferably, the outer wall of the mounting rod is slidably and alternately connected with the sliding plate, a spring is sleeved on the outer wall of the mounting rod, one end of the spring is attached to the inner wall of the groove, and the other end of the spring is attached to the sliding plate.

Preferably, the fixed block is located inside the connection ring, and one side of the sliding plate is fixedly connected with the inner wall of the connection ring.

The utility model discloses a technological effect and advantage:

(1) The utility model discloses a through utilizing fixed block, sliding plate, spacing post, fixed plate and go-between to mutually support, the fixed plate is connected with the threaded sleeve, and the spacing post is limited the relative position of fixed block and fixed plate, and then is favorable to spacing the threaded sleeve, is convenient for increase the stability of threaded sleeve, is favorable to keeping the leakproofness of being connected between electric actuator body and the valve;

(2) The utility model discloses an utilize mutually supporting of installation pole, spring and annular slab, the sliding plate slides on the installation pole, and the elasticity of spring promotes the sliding plate and moves, and then is favorable to operating the sliding plate, is favorable to making the sliding plate to resume to original position after the motion, is convenient for carry out repetitive operation.

Drawings

Fig. 1 is a schematic front sectional view of the present invention.

Fig. 2 is an enlarged schematic structural diagram of a point a in fig. 1 according to the present invention.

Fig. 3 is an enlarged schematic view of the structure at B in fig. 2 according to the present invention.

Fig. 4 is a schematic view of the structure of the connection ring of the present invention.

In the figure: 1. an electric actuator body; 2. a valve; 3. a connecting cylinder; 4. a connecting plate; 5. a threaded barrel; 6. a threaded sleeve; 7. a limiting mechanism; 71. a fixed block; 72. a sliding plate; 73. a limiting column; 74. a fixing plate; 75. a connecting ring; 8. mounting a rod; 9. a spring; 10. an annular plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

The utility model provides a connecting device for electric actuator as shown in fig. 1-4, including electric actuator body 1, its below is provided with valve 2, electric actuator body 1's bottom fixedly connected with connecting plate 4, connecting plate 4's bottom fixedly connected with screw thread section of thick bamboo 5, the female head of connection on the electric actuator body 1 is located the inside of screw thread section of thick bamboo 5, valve 2's top fixedly connected with connecting cylinder 3, the connector head on the valve 2 is located the inside of connecting cylinder 3, and the bottom of screw thread section of thick bamboo 5 is provided with sealing connecting piece, connecting cylinder 3 cup joints with sealing connecting piece mutually, the outer wall cover of connecting cylinder 3 is equipped with threaded sleeve 6, be favorable to being connected with screw thread section of thick bamboo 5, and then be convenient for install electric actuator body 1 and valve 2.

The limiting mechanism 7 comprises two fixing blocks 71, two sliding plates 72, two limiting columns 73, two fixing plates 74 and a connecting ring 75, the fixing blocks 71 are beneficial to enabling the sliding plates 72 to slide on the fixing blocks, meanwhile, the limiting columns 73 to slide on the fixing blocks, the sliding plates 72 are beneficial to driving the limiting columns 73 to move, the limiting columns 73 are convenient to operate, the limiting columns 73 are beneficial to being separated from inner cavities of limiting grooves, the limiting columns 73 are beneficial to limiting the threaded sleeve 6, random rotation of the threaded sleeve 6 is avoided, sealing performance between the electric actuator body 1 and the valve 2 is convenient to maintain, the fixing plates 74 are beneficial to being connected with the limiting columns 73, further, limiting of the threaded sleeve 6 is facilitated, the sliding plates 72 are arranged on the fixing blocks 71 in a sliding mode, the limiting columns 73 are arranged at the tops of the fixing plates 74 in a sliding mode, and one side of the fixing plates 74 is fixedly connected with the threaded sleeve 6.

The top and the electric actuator body 1 fixed connection of fixed block 71, the top and the sliding plate 72 fixed connection of spacing post 73, the spacing groove has been seted up at the top of fixed plate 74, is favorable to prescribing a limit to the relative position of spacing post 73 and fixed plate 74, and the inner chamber of spacing post 73 and spacing groove slides and alternates to be connected.

One side of the fixed block 71 is provided with a groove, the sliding plate 72 and the limiting column 73 are connected with the inner cavity of the groove in a sliding and penetrating manner, the bottom end of the inner wall of the groove is provided with a sliding groove, and the limiting column 73 is connected with the inner cavity of the sliding groove in a sliding and penetrating manner.

Two T type grooves have been seted up to the bottom in recess inner wall, and the inner chamber in T type groove is provided with installation pole 8, and the bottom fixedly connected with annular slab 10 of installation pole 8 is favorable to supporting installation pole 8, is convenient for support installation pole 8, and the fixed inner chamber in T type groove of inlaying of annular slab 10 is located.

The outer wall and the sliding plate 72 slip interlude of installation pole 8 are connected, and the outer wall cover of installation pole 8 is equipped with spring 9, and spring 9's elasticity is favorable to making the sliding plate 72 to resume to original position after the motion, is convenient for carry out repetitive operation to sliding plate 72, and spring 9's one end is laminated with the inner wall of recess mutually, and spring 9's the other end is laminated with sliding plate 72 mutually.

The fixed block 71 is positioned inside the connection ring 75, and one side of the sliding plate 72 is fixedly connected with the inner wall of the connection ring 75.

The utility model discloses the theory of operation:

when the electric actuator body 1 is connected with the valve 2, firstly, the connecting cylinder 3 is sleeved with a connecting piece at the bottom end of the threaded cylinder 5, then the threaded sleeve 6 is rotated, the threaded sleeve 6 is connected with the outer wall thread of the threaded cylinder 5 in a penetrating manner, then the threaded sleeve 6 is rotated, when the fixing plate 74 is rotated to be positioned below the fixing block 71, then the connecting ring 75 is pushed to move, the connecting ring 75 drives the two sliding plates 72 to move, the sliding plates 72 slide in the inner cavities of the grooves, then the sliding plates 72 slide on the mounting rods 8, meanwhile, the sliding plates 72 drive the limiting columns 73 to move, the limiting columns 73 are hidden in the inner cavities of the sliding grooves, the sliding plates 72 extrude the springs 9, the springs 9 generate elasticity on the sliding plates 72, then the threaded sleeve 6 is rotated continuously, the threaded sleeve 6 drives the fixing plate 74 to move, when the fixing plate 74 is positioned at the bottom end of the fixing block 71, then the connecting ring 75 is loosened, the elasticity of the springs 9 pushes the sliding plates 72 to move, then the limiting columns 73 penetrate through the inner cavities of the sliding grooves, then the positions of the fixing plate 74 are adjusted, the inner cavities of the limiting columns 73 and the inner cavities of the fixing plate 74 and the threaded sleeve 6 can be connected in a limited in a sliding manner.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A connecting device for an electric actuator, comprising:

the electric actuator comprises an electric actuator body (1), wherein a valve (2) is arranged below the electric actuator body, the bottom end of the electric actuator body (1) is fixedly connected with a connecting plate (4), the bottom end of the connecting plate (4) is fixedly connected with a threaded cylinder (5), the top end of the valve (2) is fixedly connected with a connecting cylinder (3), and the outer wall of the connecting cylinder (3) is sleeved with a threaded sleeve (6);

the limiting mechanism (7) comprises two fixing blocks (71), two sliding plates (72), two limiting columns (73), two fixing plates (74) and a connecting ring (75), the sliding plates (72) are arranged on the fixing blocks (71) in a sliding mode, the limiting columns (73) are arranged at the tops of the fixing plates (74) in a sliding mode, and one sides of the fixing plates (74) are fixedly connected with the threaded sleeves (6).

2. The connecting device for the electric actuator according to claim 1, wherein the top end of the fixing block (71) is fixedly connected with the electric actuator body (1), the top end of the limiting column (73) is fixedly connected with the sliding plate (72), the top of the fixing plate (74) is provided with a limiting groove, and the limiting column (73) is slidably inserted into the inner cavity of the limiting groove.

3. The connecting device for the electric actuator according to claim 1, wherein one side of the fixed block (71) is provided with a groove, the sliding plate (72) and the limiting column (73) are both slidably and penetratingly connected with an inner cavity of the groove, the bottom end of the inner wall of the groove is provided with a sliding groove, and the limiting column (73) is slidably and penetratingly connected with the inner cavity of the sliding groove.

4. The connecting device for the electric actuator according to claim 3, wherein two T-shaped grooves are formed at the bottom end of the inner wall of the groove, a mounting rod (8) is arranged in the inner cavity of each T-shaped groove, an annular plate (10) is fixedly connected to the bottom end of each mounting rod (8), and the annular plate (10) is fixedly embedded in the inner cavity of each T-shaped groove.

5. The connecting device for the electric actuator according to claim 4, wherein the outer wall of the mounting rod (8) is slidably inserted into the sliding plate (72), the outer wall of the mounting rod (8) is sleeved with a spring (9), one end of the spring (9) is attached to the inner wall of the groove, and the other end of the spring (9) is attached to the sliding plate (72).

6. The connecting device for an electric actuator according to claim 1, wherein the fixed block (71) is located inside the connecting ring (75), and one side of the sliding plate (72) is fixedly connected to the inner wall of the connecting ring (75).