Adjustable electric actuating mechanism

Abstract

The utility model relates to the technical field of electrical equipment, in particular to an adjustable electric actuating mechanism, which comprises a power distribution cabinet, a cabinet door is mounted on the front side of the power distribution cabinet, a handle is mounted on one side of the front end of the cabinet door, a shell is mounted on one side of the middle part in the cabinet door, and a lock hole is formed in the middle front part of one side of the power distribution cabinet; the electric execution assembly is arranged in the shell; the cabinet door locking device has the beneficial effects that a stepping motor is controlled to enable a threaded rod to rotate, when a connecting rod rotates, a lock pin is pushed to move, the lock pin is clamped in a lock hole, locking of a cabinet door is achieved, under cooperation of a reset spring, resetting of the lock pin can be achieved, the lock pin can be separated from the lock hole, and meanwhile the cabinet door can be locked. And under mutual cooperation of the movable rod, the compression spring and the connecting plate, movement of the lock pin can be manually controlled, automatic and manual operation structures are arranged, free operation is achieved, and a user can use the device conveniently.

Description

TECHNICAL FIELD

[0001] The utility model relates to electrical equipment technical field, concretely is adjustable electric actuator. BACKGROUND

[0002] The electrical power distribution cabinet is one of the execution mechanisms in the overall structure of electrical engineering, the low-voltage molded case circuit breaker is connected with the incoming line power in the power distribution cabinet, the protection function of completing the circuit connection and disconnection and the circuit short circuit overload is completed, has multiple control functions such as power switching and protection, electrical start-stop control, standby power frequency switching, the electrical cabinet is widely used in chemical industry, environmental protection industry, power system, metallurgical system, industry, nuclear power industry, fire safety monitoring, transportation industry and the like.

[0003] However, the existing electrical power distribution cabinet will use some related execution mechanisms in order to lock or cancel the locking of the cabinet door, and the manual operation is very tedious when circuit failure occurs in the process of using the general execution mechanism, and the manual and automatic switching is troublesome. UTILITY MODEL CONTENTS

[0004] The utility model discloses a kind of adjustable electric actuators, to solve the problem raised in the above background technology.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of adjustable electric actuators, the electric actuator includes:

[0006] Power distribution cabinet, the cabinet door is installed in the front side of the power distribution cabinet, the handle is installed in the front end of the cabinet door one side, the shell is installed in the middle of the cabinet door, and the lock hole is formed in the front middle part of one side of the power distribution cabinet;

[0007] Electric actuator assembly, the electric actuator assembly is arranged in the shell.

[0008] Preferably, the middle part of the front end of the shell is provided with a sliding groove, the sliding groove is slidably connected with a sliding block, the sliding groove is fixedly connected with a guide rod, the guide rod penetrates through the middle part of the sliding block on one side of the outer periphery of the guide rod, and the guide rod is provided with a return spring.

[0009] Preferably, the fixed plate is symmetrically installed in the lower part of the shell, the lock pin is slidably connected with the limit plate on one side of the fixed plate, the limit plate is installed on one side of the outer periphery of the lock pin, the lock pin is provided with a compression spring, one end of the compression spring is fixedly connected to the surface of the limit plate, the other end of the compression spring is fixedly connected to the surface of the side wall of the fixed plate, and the lock pin is engaged in the lock hole.

[0010] Preferably, the lock pin is fixedly connected with a connecting plate on one side of the outer periphery, the connecting plate is provided with a movable rod, and the movable rod is fixedly connected to the side of the sliding block close to the power distribution cabinet on the end away from the connecting plate.

[0011] Preferably, the electric actuating assembly comprises a fixed frame, the fixed frame is installed at the bottom of the shell, a threaded rod is rotatably connected to the upper part of the fixed frame, a support rod is fixedly connected to the lower part of the fixed frame, a connecting block is threadedly connected to the middle part of the outer periphery of the threaded rod, the connecting block is slidably connected to the outer periphery of the support rod, and a connecting rod is rotatably connected to the end of the connecting block away from the threaded rod.

[0012] Preferably, the fixed frame is provided with a stepping motor at the end close to the lock pin.

[0013] Compared with the prior art, the electric actuating mechanism has the advantages that:

[0014] The advanced electric actuating mechanism comprises an electric actuating assembly, the threaded rod is rotated by controlling the stepping motor, the connecting block is axially moved along the support rod due to the characteristics of the thread, the connecting rod is rotated, the lock pin is moved when the connecting rod is rotated, the lock pin is clamped in the lock hole, the cabinet door is locked, the lock pin is reset under the cooperation of the reset spring, the lock pin is separated from the lock hole, the movement of the lock pin is manually controlled under the cooperation of the movable rod, the compression spring and the connecting plate, the automatic and manual operation structures are free to operate, and the user can use the electric actuating mechanism conveniently. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a front view of the utility model;

[0016] Figure 2 It is a side view of the utility model;

[0017] Figure 3 It is a partial structure diagram of the shell of the utility model;

[0018] Figure 4 It is Figure 1 It is an enlarged view of A in the middle;

[0019] Figure 5 It is a structure diagram of the shell of the utility model;

[0020] Figure 6 It is a partial structure diagram of the threaded rod of the utility model.

[0021] In the drawing: 1, power distribution cabinet; 2, cabinet door; 3, handle; 4, lock hole; 5, shell; 51, guide rod; 52, movable rod; 53, sliding block; 54, sliding groove; 55, reset spring; 56, lock pin; 57, connecting plate; 58, compression spring; 59, fixed plate; 6, electric actuating assembly; 61, fixed frame; 62, support rod; 63, threaded rod; 64, connecting rod; 65, stepping motor; 66, connecting block. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical scheme of the utility model carry on clear, complete description, and the advantage is more clear and distinct, the following combining with the drawing to the utility model embodiment carries on further detailed explanation.Should understand, the specific embodiment described here is a part of the embodiment of the utility model, rather than all the embodiments, only to explain the embodiment of the utility model, and is not used to limit the embodiment of the utility model, all other embodiments obtained by the ordinary skill of the art without making creative labor belongs to the scope of the utility model protection.

[0023] Please refer to Figures 1 to 6 The utility model provides a technical scheme: a adjustable electric actuator, include: switch board 1, the switch board 1 front side is equipped with the cabinet door 2, the cabinet door 2 front end one side is equipped with handle 3, the cabinet door 2 in middle part one side is equipped with the shell 5, the switch board 1 one side middle part is seted up and is equipped with the lock hole 4, preferably, the shell 5 front end one side middle part is seted up and is equipped with the sliding slot 54, the sliding slot 54 is slidably connected with the sliding block 53, the sliding slot 54 is fixedly connected with the guide rod 51, the guide rod 51 outer circumferential one side is through the middle part of sliding block 53, and the guide rod 51 outer circumferential is set up with reset spring 55. Preferably, the shell 5 in lower part is equipped with the fixed plate 59 symmetrically, and the fixed plate 59 is slidably connected with the lock pin 56 on the side of approaching each other, and the lock pin 56 outer circumferential one side is equipped with the limit plate, and the lock pin 56 outer circumferential is set up with compression spring 58, and one end of compression spring 58 is fixedly connected on the surface of limit plate, and the other end of compression spring 58 is fixedly connected on the side wall surface of fixed plate 59, and the lock pin 56 is engaged in the lock hole 4. Preferably, the lock pin 56 outer circumferential one side is fixedly connected with the connecting plate 57, and the connecting plate 57 surface is equipped with the movable rod 52, and the movable rod 52 is fixedly connected in the sliding block 53 on the side of approaching switch board 1 away from connecting plate 57 one end.

[0024] Electric actuator 6, the electric actuator 6 is located in the shell 5 inside, preferably, the electric actuator 6 includes fixed frame 61, the fixed frame 61 bottom end is installed in the shell 5 inside, and the fixed frame 61 is rotatably connected with screw rod 63 in the upper part in, and the fixed frame 61 is fixedly connected with support rod 62 in the lower part, and the screw rod 63 outer circumferential middle part is threadedly connected with connecting block 66, and connecting block 66 is slidably connected in the outer circumferential of support rod 62, and connecting block 66 is rotatably connected with connecting rod 64 away from screw rod 63 one end, and connecting rod 64 is rotatably connected in the shell 5 inside in the middle part. Preferably, the fixed frame 61 is equipped with stepper motor 65 on the end close to lock pin 56, and stepper motor 65 drives screw rod 63 to rotate.

[0025] By controlling the step motor 65, the threaded rod 63 is rotated, due to the characteristics of the thread, the connecting block 66 can move along the support rod 62 in the axial direction, so that the connecting rod 64 rotates, when the connecting rod 64 rotates, it will push the lock pin 56 to move, so that the lock pin 56 is engaged in the lock hole 4, realize the locking of the cabinet door 2, and under the cooperation of the reset spring 55, the reset of the lock pin 56 can be realized, the lock pin 56 can be separated from the lock hole 4, and under the mutual cooperation of the movable rod 52, the compression spring 58 and the connecting plate 57, the movement of the lock pin 56 can be manually controlled, there are automatic and manual operation structures, free operation, convenient for users to use.

[0026] Although the above describes the specific embodiments of the present application in order to enable those skilled in the art to understand the present application, the present application is not limited to the scope of the specific embodiments, and for those skilled in the art, all applications created by utilizing the concept of the present application are within the protection scope of the present application as long as various changes are within the spirit and scope of the present application defined and determined by the appended claims.

Claims

1. An adjustable electric actuator, characterized by: The electric actuator comprises: The power distribution cabinet (1) is provided with a cabinet door (2) on the front side, a handle (3) is installed on one side of the front end of the cabinet door (2), a shell (5) is installed on one side of the middle part of the cabinet door (2), and a lock hole (4) is formed in the middle front part of one side of the power distribution cabinet (1); The electric actuator comprises:

2. An adjustable electric actuator according to claim 1, characterized in that: The shell (5) is provided with a sliding groove (54) on one side of the middle part of the front end, a sliding block (53) is slidably connected in the sliding groove (54), a guide rod (51) is fixedly connected in the sliding groove (54), the middle part of the sliding block (53) penetrates through one side of the outer periphery of the guide rod (51), and a return spring (55) is sleeved on the outer periphery of the guide rod (51).

3. An adjustable electric actuator according to claim 1, characterized in that: The shell (5) is provided with a sliding block (53) on one side of the middle part of the front end, a sliding block (53) is slidably connected in the sliding groove (54), a guide rod (51) is fixedly connected in the sliding groove (54), the middle part of the sliding block (53) penetrates through one side of the outer periphery of the guide rod (51), and a return spring (55) is sleeved on the outer periphery of the guide rod (51).

4. An adjustable electric actuator according to claim 3, characterized in that: The shell (5) is provided with a sliding block (53) on one side of the middle part of the front end, a sliding block (53) is slidably connected in the sliding groove (54), a guide rod (51) is fixedly connected in the sliding groove (54), the middle part of the sliding block (53) penetrates through one side of the outer periphery of the guide rod (51), and a return spring (55) is sleeved on the outer periphery of the guide rod (51).

5. An adjustable electric actuator according to claim 1, characterized in that: The shell (5) is provided with a sliding block (53) on one side of the middle part of the front end, a sliding block (53) is slidably connected in the sliding groove (54), a guide rod (51) is fixedly connected in the sliding groove (54), the middle part of the sliding block (53) penetrates through one side of the outer periphery of the guide rod (51), and a return spring (55) is sleeved on the outer periphery of the guide rod (51).

6. An adjustable electric actuator according to claim 5, characterized in that: The shell (5) is provided with a sliding block (53) on one side of the middle part of the front end, a sliding block (53) is slidably connected in the sliding groove (54), a guide rod (51) is fixedly connected in the sliding groove (54), the middle part of the sliding block (53) penetrates through one side of the outer periphery of the guide rod (51), and a return spring (55) is sleeved on the outer periphery of the guide rod (51). The shell (5) is provided with a sliding block (53) on one side of the middle part of the front end, a sliding block (53) is slidably connected in the sliding groove (54), a guide rod (51) is fixedly connected in the sliding groove (54), the middle part of the sliding block (53) penetrates through one side of the outer periphery of the guide rod (51), and a return spring (55) is sleeved on the outer periphery of the guide rod (51). The shell (5) is provided with a sliding block (53) on one side of the middle part of the front end, a sliding block (53) is slidably connected in the sliding groove (54), a guide rod (51) is fixedly connected in the sliding groove (54), the middle part of the sliding block (53) penetrates through one side of the outer periphery of the guide rod (51), and a return spring (55) is sleeved on the outer periphery of the guide rod (51).

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