CN212480291U

CN212480291U - Angle stroke electric actuator

Info

Publication number: CN212480291U
Application number: CN202021141227.5U
Authority: CN
Inventors: 田得生
Original assignee: Lanzhou Kexiang Automation Technology Co ltd
Current assignee: Lanzhou Kexiang Automation Technology Co ltd
Priority date: 2020-06-18
Filing date: 2020-06-18
Publication date: 2021-02-05
Anticipated expiration: 2030-06-18

Abstract

The utility model discloses an angle stroke electric actuator belongs to valve intelligent control and uses revolving part field. Including the dustcoat, dustcoat both ends opening, upper end opening part are equipped with the shroud, and the lower extreme opening part is equipped with the connecting seat, the connecting seat upside is equipped with the mounting panel through the spliced pole, and the connecting seat downside is equipped with the connection base, connecting seat central authorities are equipped with the through-hole, have oilless bush through the mounting screw in the through-hole, are equipped with the connecting axle in the oilless bush, and the through-hole of mounting panel central authorities is inserted to the connecting axle upper end, install motor, reducing gear box, controller on the mounting panel, the output shaft and the reducing gear box. The utility model discloses simple structure is compact, and is pleasing to the eye, safe and reliable rotates in a flexible way, and the installation is maintained simply, is worth very much promoting and using in actual work.

Description

Angle stroke electric actuator

Technical Field

The utility model relates to a valve is rotating member field for intelligent control, concretely relates to angle stroke electric actuator.

Background

The actuator is a common electromechanical integrated device in the field of automatic control, and is an execution device in three major components (detection device, regulation device and execution device) of an automatic instrument. The automatic control device mainly carries out automatic operation on some equipment and devices, and replaces manual operation to control the on-off and adjustment of the equipment and the devices. The types of power can be classified into pneumatic, hydraulic, electric and electrohydraulic. The electric actuator has the advantages of convenient and easy energy source taking, high signal transmission speed, long signal transmission distance and the like, has relatively high accuracy and sensitivity, is convenient to match with other electric adjusting instruments, is easy to operate, and is simple in wiring installation.

The existing electric actuating device generally has two actuating modes of electric and manual operation, and when power failure or other faults occur in the electric actuating process, manual operation is realized through an electric-manual switching mechanism. The main structure of the electric actuator comprises a shell, an output shaft is vertically arranged in the shell, a worm wheel is sleeved in the middle of the output shaft, a hand wheel capable of controlling the output shaft is arranged above the output shaft, when manual control is needed, manual and electric conversion is carried out by adjusting a control handle, and a horizontally arranged worm which is matched with the worm wheel and is controlled by a motor is further arranged in the shell. However, the manual operation of the existing electric actuator is laborious, difficult to operate and low in control efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the angular travel electric actuator has the advantages of simple and compact structure, attractive appearance, safety, reliability, flexible rotation and simple installation and maintenance.

The utility model adopts the technical scheme as follows:

an angle stroke electric actuator, includes dustcoat 1, its characterized in that: 1 both ends opening of dustcoat, upper end opening part are equipped with shroud 2, and the lower extreme opening part is equipped with connecting

seat

3, 3 upsides of connecting seat are equipped with mounting panel 5 through spliced

pole

4, and 3 downsides of connecting seat are equipped with and connect base 9, 3 central authorities of connecting seat are equipped with the through-hole, have oilless bush 6 through the mounting screw in the through-hole, are equipped with connecting axle 7 in the oilless bush 6, and the through-hole of 5 central authorities of mounting panel is inserted to 7 upper ends of connecting axle, install motor 8, reducing gear box, controller on the mounting panel 5, motor 8's output shaft and reducing gear box are.

And mounting holes are formed in two ends of the connecting shaft 7.

The outer side of the lower end opening of the outer cover 1 is provided with a flange plate, and the flange plate is connected to a mounting boss arranged at the edge of the connecting seat 3 through a bolt.

The lower side of the cover 2 is provided with a convex ring 21, and the convex ring 21 is inserted into the outer cover 1 and fixed by screws.

A sealing ring 10 is arranged between the convex ring 21 and the outer cover 1, and the lower end of the sealing ring 10 is positioned on a boss arranged on the inner wall of the outer cover 1.

The motor 8 is a three-phase motor. The motor 8 is electrically connected with the controller.

The controller is a PLC controller.

And a valve limit switch is arranged on the connecting seat 3 in the outer cover 1 and is electrically connected with the controller.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that: the structure is simple and compact, the appearance is beautiful, the safety and the reliability are realized, the rotation is flexible, the installation and the maintenance are simple, and the popularization and the use are convenient.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

The labels in the figure are: 1-a housing; 2-a cover cap; 21-a convex ring; 3-a connecting seat; 4-connecting a column; 5, mounting a plate; 6-oilless liner; 7-a connecting shaft; 8, a motor; 9-connecting the base; 10-sealing ring.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments.

Example (b):

the utility model provides an angle stroke electric actuator, as fig. 1, includes dustcoat 1, 1 both ends opening of dustcoat, upper end opening part are equipped with shroud 2, and the lower extreme opening part is equipped with connecting

seat

pole

4, and 3 downside of connecting seat are equipped with connection base 9, 3 central authorities of connecting seat are equipped with the through-hole, have oilless bush 6 through the screw mounting in the through-hole, are equipped with connecting axle 7 in the oilless bush 6, and the through-hole of 5 central authorities of mounting panel is inserted to 7 upper ends of connecting axle, install motor 8, reducing gear box, controller on the mounting panel 5, motor 8's output shaft and reducing gear box are connected.

The center of the connecting base 9 is provided with a through hole through which a valve rod of the valve passes.

And mounting holes are formed in two ends of the connecting shaft 7. The mounting hole at the lower end of the connecting shaft 7 is connected with a valve rod of the valve.

The motor 8 is a three-phase motor. The motor 8 is electrically connected with the controller. The output shaft of the motor is connected with the valve rod of the valve to drive the valve to open and close.

The controller is a PLC controller. The controller controls the opening and closing of the motor.

The utility model discloses an application principle does: the actuator built-in motor drives the output shaft of the reduction box to rotate at a low speed after being electrified. The output shaft of the reduction box drives the coupling to drive the valve rod, and the valve rod drives the sphere center to rotate. Meanwhile, the cam integrated with the coupling controls the two microswitches to alternately perform on and off actions according to a specific program, so that the motor alternately operates according to the program to control the ball body to rotate by an angle of 90 degrees, and the purpose of opening and closing the ball valve is achieved.

The above description is only exemplary of the present invention, and any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention should be considered within the scope of the present invention.

Claims

1. An angular travel electric actuator comprising a housing (1), characterized in that: the utility model discloses an outer cover (1) both ends opening, upper end opening part are equipped with shroud (2), and the lower extreme opening part is equipped with connecting seat (3), connecting seat (3) upside is equipped with mounting panel (5) through spliced pole (4), and connecting seat (3) downside is equipped with connection base (9), connecting seat (3) central authorities are equipped with the through-hole, have oilless bush (6) through the screw installation in the through-hole, are equipped with connecting axle (7) in oilless bush (6), insert the through-hole of mounting panel (5) central authorities on connecting axle (7), install motor (8), reducing gear box, controller on mounting panel (5), the output shaft and the reducing gear box of motor (8) are connected, and the output shaft and connecting axle (7).

2. An angular travel electric actuator according to claim 1, wherein: and mounting holes are formed in two ends of the connecting shaft (7).

3. An angular travel electric actuator according to claim 1, wherein: the outer cover is characterized in that a flange plate is arranged on the outer side of an opening at the lower end of the outer cover (1), and the flange plate is connected to an installation boss arranged at the edge of the connecting seat (3) through a bolt.

4. An angular travel electric actuator according to claim 1, wherein: a convex ring (21) is arranged on the lower side of the cover cap (2), and the convex ring (21) is inserted into the outer cover (1) and fixed through screws.

5. An angular travel electric actuator according to claim 4, wherein: a sealing ring (10) is arranged between the convex ring (21) and the outer cover (1), and the lower end of the sealing ring (10) is positioned on a boss arranged on the inner wall of the outer cover (1).