CN211449817U

CN211449817U - Regulation type electric actuator

Info

Publication number: CN211449817U
Application number: CN201922141049.XU
Authority: CN
Inventors: 方飞龙; 汤中彩; 张旭方; 章威军
Original assignee: Coresman Hangzhou Technology Co ltd
Current assignee: Coresman Hangzhou Technology Co ltd
Priority date: 2019-12-03
Filing date: 2019-12-03
Publication date: 2020-09-08
Anticipated expiration: 2029-12-03

Abstract

The utility model discloses a regulation type electric actuator, including the executor body, the executor body includes the casing, sets up in inside circuit board and actuating mechanism of casing, the casing includes drain pan, lid fit the upper cover at drain pan top and be fixed in the inside upper plate of drain pan, the circuit board is fixed in the top of upper plate, actuating mechanism is including setting up in the gear train of upper plate below, be fixed in motor on the upper plate, the hand pole of being connected with the gear train transmission, be fixed in the indicator lever on the gear train and be fixed in the locator on the upper plate, motor and circuit board electric connection, locator and circuit board electric connection, the locator passes through the gear and is connected with the indicator lever transmission. The utility model has the advantages of reasonable design, control mode is simple, can quick response, and control accuracy is high and can carry out the control mode manual, that combine together automatically when using.

Description

Regulation type electric actuator

Technical Field

The utility model relates to an electric actuator technical field, concretely relates to regulation type electric actuator.

Background

The process control system is a platform for realizing automation of a production process, and the actuator is an important component in the process control system.

With the technological innovation, the independent innovation becomes the mainstream of the domestic industrial development, and particularly in the control field, the requirement of users on the adjusting function of the adjusting valve is higher and higher; the actuator is an instrument widely applied to a valve driving device and can be divided into a switch type and an adjusting type according to the function, and the adjusting type electric actuator is mainly arranged on an adjusting valve, a ball valve, an air door and the like and is used for adjusting parameters such as pressure, flow, temperature and the like of a pipeline medium. The flow control accuracy is not high when the adjustable electric actuator in the prior art is used, so that the requirements of people cannot be met.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve above-mentioned problem, provide a regulation type electric actuator, its structural design is reasonable, and control mode is simple, can quick response, and control accuracy is high and can carry out the control mode manual, that combine together automatically when using.

The utility model adopts the following technical scheme:

a regulating electric actuator comprises an actuator body, wherein the actuator body comprises a shell, a circuit board and an actuating mechanism, the circuit board and the actuating mechanism are arranged in the shell, the shell comprises a bottom shell, an upper cover covering the top of the bottom shell and an upper bottom plate fixed in the bottom shell, a cavity is arranged between the upper bottom plate and the bottom of the bottom shell, the circuit board is fixed at the top of the upper bottom plate, the actuating mechanism comprises a gear set, a motor, a hand lever, an indicating rod and a positioner, the gear set is arranged in the bottom shell and corresponds to the position below the upper bottom plate, the gear set comprises a first power gear, a second power gear and an output gear which is in transmission connection with the first power gear and the second power gear through a plurality of transmission gears respectively, the motor is fixed on the upper bottom plate, and the output end of the motor penetrates through the upper bottom plate and is, the motor is connected with circuit board electric connection, the one end and the second power gear drive of hand cranking bar are connected, the other end of hand cranking bar runs through in the upper cover setting, the bottom mounting of indicator lever is on the output gear, the fixed instruction driving gear that is equipped with on the indicator lever, the locator is fixed in on the upper plate, the bottom of locator is equipped with the location driving gear, the location driving gear is connected with the transmission of instruction driving gear, locator and circuit board signal connection.

As an optimal technical scheme of the utility model, the drain pan is inside to be equipped with a plurality of support column, the upper plate is fixed in on the support column.

As an optimized technical scheme of the utility model, fixed being equipped with a joint on the lateral wall of drain pan.

As an optimal technical scheme of the utility model, the tip of keeping away from gear train one end on the hand rocker is equipped with a rotation groove.

As a preferred technical scheme of the utility model, the top of instruction pole runs through in upper plate and upper cover setting in proper order, just the top end fixing of instruction pole is equipped with an indicator.

The utility model has the advantages that:

the utility model has the advantages of reasonable design, control mode is simple, can quick response, and control accuracy is high and can carry out the control mode manual, that combine together automatically when using, has improved the result of use of executor greatly.

Drawings

Fig. 1 is a schematic perspective view of the actuator body of the present invention;

fig. 2 is a schematic view of the actuator body according to the present invention;

fig. 3 is a first internal structure diagram of the actuator body of the present invention;

fig. 4 is a second internal structure diagram of the actuator body of the present invention;

the symbols in the drawings illustrate that:

the circuit board 1, drain pan 2, upper cover 3, upper plate 4, gear train 5, motor 6, hand pole 7, instruction pole 8, locator 9, instruction driving gear 10, support column 11, rotation groove 12, connect 13, indicator 14, spread groove 15.

Detailed Description

The invention will now be described in further detail with reference to the accompanying drawings.

As shown in fig. 1 to 4, an adjustable electric actuator includes an actuator body, the actuator body includes a housing, a circuit board 1 and an actuator mechanism, the circuit board 1 and the actuator mechanism are disposed inside the housing, the housing includes a bottom case 2, an upper cover 3 covering the top of the bottom case 2, and an upper bottom plate 4 fixed inside the bottom case 2, specifically, a cavity is disposed between the upper bottom plate 4 and the bottom of the bottom case 2;

the circuit board 1 is fixed on the top of the upper base plate 4, the actuating mechanism comprises a gear set 5, a motor 6, a hand lever 7, an indicating rod 8 and a positioner 9, the gear set 5 is arranged in the bottom shell 2 and corresponds to the position below the upper base plate 4, in the embodiment, the gear set 5 is a gear set for power transmission which is conventionally used in the field, specifically, the gear set comprises a first power gear (not marked in the figure), a second power gear (not marked in the figure) and an output gear (not marked in the figure) which is in transmission connection with the first power gear and the second power gear through a plurality of transmission gears, and the output gear can be driven to rotate through the first power gear or the second power gear when in use; further, in this embodiment, the bottom of the output gear is further provided with a connecting column extending out of the bottom shell 2, and the bottom end of the connecting column is provided with a connecting groove 15 convenient for connecting with an external valve;

the motor 6 is fixed on the upper base plate 4, the output end of the motor 6 penetrates through the upper base plate 4 and is in transmission connection with a first power gear in the gear set 5, the motor 6 is electrically connected with the circuit board 1, one end of the hand-operated rod 7 is in transmission connection with a second power gear in the gear set 5, the other end of the hand-operated rod 7 penetrates through the upper cover 3,

the bottom mounting of instruction lever 8 is on the output gear in the gear train 5, the fixed indication driving tooth 10 that is equipped with on the instruction lever 8, locator 9 is fixed in on the upper plate 4, the bottom of locator 9 is equipped with the location driving tooth (not marked in the figure), the location driving tooth is connected with the transmission of indication driving tooth 10, locator 9 and 1 signal connection of circuit board.

More specifically, a plurality of support columns 11 are arranged inside the bottom shell 2, and the upper base plate 4 is fixed on the support columns 11; a rotating groove 12 is formed in the end part, far away from one end of the gear set 5, of the hand lever 7; a connector 13 is fixedly arranged on the side wall of the bottom shell 2, the connector 13 is a waterproof connector conventionally used in the prior art, and an external circuit penetrates through the connector 13 to be electrically connected with the circuit board 1 when the connector is used.

The top end of the indication rod 8 sequentially penetrates through the upper base plate 4 and the upper cover 3, and an indicator 14 is fixedly arranged at the end part of the top end of the indication rod 8.

The utility model discloses the use profile is as follows:

the automatic control process comprises the following steps: an operator inputs a control signal through an external controller, the control signal is transmitted to the motor 6 through the circuit board 1, the motor 6 is started and drives the output gear to rotate through a first power gear in the gear set 5, and therefore the opening degree of an external valve connected with a connecting groove 15 at the bottom end of the output gear is controlled, and the flow control effect is achieved; the positioner 9 is in transmission connection with the indicating rod 8, so that when the output gear rotates, the positioner 9 also rotates, the rotation angle of the indicating rod 8 (namely the rotation angle of the output gear) can be monitored, a detection signal is transmitted to the circuit board 1 and compared with a control signal input by an external controller and received by the circuit board 1, the start and stop of the motor 6 are controlled, and the control accuracy of the actuator is greatly improved;

manual control process: operating personnel will rotate the dwang of groove 12 looks adaptation with 7 tops of hand rocking bar and peg graft in rotating groove 12, rotate the dwang and drive hand rocking bar 7 and rotate, and hand rocking bar 7 drives output gear through the second power gear in the gear train 5 and rotates this moment to the aperture of the outside valve of being connected with output gear bottom spread groove 15 reaches control flow's effect.

Finally, it should be noted that: these embodiments are merely illustrative of the present invention and do not limit the scope of the invention. In addition, other variations and modifications will be apparent to persons skilled in the art based on the foregoing description. And are neither required nor exhaustive of all embodiments. And obvious changes and modifications may be made without departing from the scope of the present invention.

Claims

1. The utility model provides a regulation type electric actuator, includes the executor body, its characterized in that: the actuator body comprises a shell, a circuit board (1) and an actuating mechanism, wherein the circuit board (1) and the actuating mechanism are arranged in the shell, the shell comprises a bottom shell (2), an upper cover (3) covering the top of the bottom shell (2) and an upper bottom plate (4) fixed in the bottom shell (2), a cavity is arranged between the upper bottom plate (4) and the bottom of the bottom shell (2), the circuit board (1) is fixed at the top of the upper bottom plate (4), the actuating mechanism comprises a gear set (5), a motor (6), a hand lever (7), an indicating lever (8) and a positioner (9), the gear set (5) is arranged in the bottom shell (2) and corresponds to the position below the upper bottom plate (4), the gear set (5) comprises a first power gear, a second power gear and an output gear which is in transmission connection with the first power gear and the second power gear through a plurality of transmission gears respectively, on motor (6) were fixed in upper plate (4), the output of motor (6) runs through in upper plate (4) and is connected with first power gear drive, motor (6) and circuit board (1) electric connection, the one end and the second power gear drive of hand pole (7) are connected, the other end of hand pole (7) runs through in upper cover (3) setting, the bottom mounting of indicator lever (8) is on the output gear, fixed being equipped with on indicator lever (8) instructs driving tooth (10), locator (9) are fixed in on upper plate (4), the bottom of locator (9) is equipped with the location driving tooth, the location driving tooth is connected with the transmission of instructing driving tooth (10), locator (9) and circuit board (1) signal connection.

2. A modulating electric actuator according to claim 1 wherein: a plurality of supporting columns (11) are arranged inside the bottom shell (2), and the upper base plate (4) is fixed on the supporting columns (11).

3. A modulating electric actuator according to claim 1 wherein: and a joint (13) is fixedly arranged on the side wall of the bottom shell (2).

4. A modulating electric actuator according to claim 1 wherein: and a rotating groove (12) is formed in the end part of the hand lever (7) far away from one end of the gear set (5).

5. A modulating electric actuator according to claim 1 wherein: the top end of the indicating rod (8) penetrates through the upper base plate (4) and the upper cover (3) in sequence, and an indicator (14) is fixedly arranged at the end part of the top end of the indicating rod (8).