CN213716815U

CN213716815U - Plastic small-sized high-section circuit breaker

Info

Publication number: CN213716815U
Application number: CN202120114634.5U
Authority: CN
Inventors: 林胜浩
Original assignee: Wenzhou Like Electric Technology Co ltd
Current assignee: Wenzhou Like Electric Technology Co ltd
Priority date: 2021-01-16
Filing date: 2021-01-16
Publication date: 2021-07-16
Anticipated expiration: 2031-01-16

Abstract

The utility model relates to the technical field of circuit protection equipment, and discloses a plastic small-sized high-section circuit breaker, which comprises a box body, wherein the periphery of the box body is fixedly provided with four buckling devices, the four buckling devices comprise a clamping sleeve, a clamping block, a spring, a clamping block, a pushing rod and a movable block, the front surface of the clamping sleeve is movably connected with the back surface of the clamping block, the back surface of the clamping block penetrates through the clamping sleeve and extends to the inside of the clamping sleeve, the inner surface of the clamping sleeve is movably connected with the outer surface of the spring, the front surface of the clamping block is slidably connected with the back surface of the movable block, the plastic small-sized high-section circuit breaker is characterized in that the movable block inside the clamping block is inserted into the clamping sleeve, the pushing rod is driven by the force of the spring to push the clamping block to move like the outside and clamp the clamping sleeve to block, the convenience of quick installation, the time spent by the installation of the workers is saved.

Description

Plastic small-sized high-section circuit breaker

Technical Field

The utility model relates to a circuit protection equipment technical field specifically is a small-size high segmentation circuit breaker of plastics.

Background

The circuit breaker is a switching device capable of closing, carrying, and opening/closing a current under a normal circuit condition and a current under an abnormal circuit condition within a prescribed time. The circuit breakers are divided into high-voltage circuit breakers and low-voltage circuit breakers according to the application range, the high-voltage and low-voltage boundary lines are relatively vague, and the circuit breakers above 3kV are generally called high-voltage electric appliances.

When the existing circuit breaker is installed, the existing circuit breaker is installed by one screw, the installation efficiency of the circuit breaker is low, the time of workers is wasted, the installation is not convenient enough, a circuit breaker switch is simple, the circuit breaker switch does not have buffering, the switching speed is too high, hands of the workers are injured, and the service life of the switch is also shortened.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a small-size high segmentation circuit breaker of plastics, possess the convenience that has improved the quick installation of staff, the efficiency nature of staff's installation has been strengthened, the time that the staff installation took is saved, the buffer when having increased staff switch circuit breaker, the security of staff's switch has been improved, advantages such as life of breaker switch have been prolonged, the efficiency of having solved the circuit breaker installation is lower, more extravagant staff's time, it is convenient inadequately, circuit breaker switch is simpler, do not possess the buffering, cause switching speed too fast, it is injured to cause staff's hand, the problem of the life of switch has also been reduced.

(II) technical scheme

In order to solve the technical problem, the utility model provides a following technical scheme: a plastic small-sized high-section circuit breaker comprises a box body, wherein the periphery of the box body is fixedly provided with buckling devices, the four buckling devices comprise clamping sleeves, clamping blocks, a first spring, clamping blocks, pushing rods and movable blocks, the front surface of the cutting sleeve is movably connected with the back surface of the clamping block, the back surface of the clamping block penetrates through the cutting sleeve and extends to the inside of the cutting sleeve, the inner surface of the cutting sleeve is movably connected with the outer surface of the first spring, the front surface of the clamping block is connected with the back surface of the movable block in a sliding way, the back of the movable block penetrates through the clamping block and extends to the inside of the clamping block, the left side and the right side of the movable block are fixedly connected with the front end of the push rod, the two push rods are fixedly connected with one sides, away from each other, of the two clamping blocks, and the two clamping blocks are slidably connected with one sides, away from each other, of the two clamping blocks.

Preferably, the inner cavity of the box body is fixedly provided with a pushing device, and the pushing device comprises a pushing handle, a spring device, a bottom plate, an elastic supporting plate and an interface block.

Preferably, the number of the spring devices is two, and the two spring devices respectively comprise an elastic block, an elastic rod and a second spring.

Preferably, the inner surface of the elastic block is movably connected with the outer surface of the second spring, and the bottom of the elastic rod is movably connected with the top of the elastic block.

Preferably, the bottom of the elastic rod penetrates through the elastic block and extends to the inside of the elastic block, the bottom of the pushing handle is connected with the tops of the two elastic rods in a sliding mode, and the top of the bottom plate is fixedly connected with the tops of the two elastic rods.

Preferably, the top of bottom plate and the bottom fixed connection of elastic support plate are located the back the top of elasticity piece and the bottom fixed connection of interface piece, the bottom of pushing hands and the top joint of interface piece, the front of pushing hands runs through the box and extends to the outside of box.

(III) advantageous effects

Compared with the prior art, the utility model provides a small-size high segmentation circuit breaker of plastics possesses following beneficial effect: this small-size high segmentation circuit breaker accessible of plastics inserts the fixture block in the cutting ferrule, and the movable block that the fixture block is inside receives the power of a spring to drive the catch bar and promotes the joint piece and die like outside removal and cutting ferrule card, and the staff is promoting the pushing hands, and the pushing hands drives the elastic rod and receives the power of the inside No. two springs of elastic block and slowly move down, and the pushing hands of while downward movement promote the interface piece joint fixed.

1. This small-size high segmentation circuit breaker of plastics, through inserting the fixture block in the cutting ferrule, the movable block of fixture block inside receives the power of a spring to drive catch bar promotion joint piece and dies like outside removal and cutting ferrule card, has improved the convenience that the staff installed fast, has strengthened the efficiency nature of staff's installation, has saved the time that the staff installation was taken.

2. This small-size high segmentation circuit breaker of plastics is promoting the pushing hands through the staff, and the pushing hands drives the power that the elastic rod received the inside No. two springs of elasticity piece and slowly moves down, and the pushing hands of while downward movement promotes interface block joint fixed, and the buffer when having increased staff's switch circuit breaker has improved the security of staff's switch, has prolonged the life of circuit breaker switch.

Drawings

Fig. 1 is a front view of the internal structure of the buckle device of the present invention.

Fig. 2 is a perspective view of the external structure of the present invention.

Fig. 3 is a rear view of the external structure of the present invention.

Fig. 4 is a front view of the inner structure of the pushing device of the present invention.

In the figure: 1. a box body; 2. a buckle device; 3. a card sleeve; 4. a clamping block; 5. a first spring; 6. a clamping block; 7. a push rod; 8. a movable block; 9. a pushing device; 10. a pushing handle; 11. a spring device; 12. a base plate; 13. an elastic support plate; 14. an interface block; 15. an elastic block; 16. an elastic rod; 17. and a second spring.

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 work belong to the protection scope of the present invention.

Referring to fig. 1-4, a plastic small-sized high-section circuit breaker comprises a box body 1, wherein fastening devices 2 are fixedly installed on the periphery of the box body 1, four fastening devices 2 comprise a clamping sleeve 3, a clamping block 4, a first spring 5, a clamping block 6, a pushing rod 7 and a movable block 8, the front surface of the clamping sleeve 3 is movably connected with the back surface of the clamping block 4, the back surface of the clamping block 4 penetrates through the clamping sleeve 3 and extends into the clamping sleeve 3, the inner surface of the clamping sleeve 3 is movably connected with the outer surface of the first spring 5, the front surface of the clamping block 4 is slidably connected with the back surface of the movable block 8, the back surface of the movable block 8 penetrates through the clamping block 4 and extends into the clamping block 4, the left side and the right side of the movable block 8 are fixedly connected with the front end of the pushing rod 7, the side, away from each other, of the two pushing rods 7 is fixedly connected with the side, away from each other, the side of the two, a pushing device 9 is fixedly arranged in the inner cavity of the box body 1, the pushing device 9 comprises a pushing handle 10, two spring devices 11, a bottom plate 12, an elastic supporting plate 13 and an interface block 14, the number of the spring devices 11 is two, each spring device 11 comprises an elastic block 15, an elastic rod 16 and a second spring 17, the inner surface of each elastic block 15 is movably connected with the outer surface of the second spring 17, the bottom of each elastic rod 16 is movably connected with the top of the corresponding elastic block 15, the bottom of each elastic rod 16 penetrates through the corresponding elastic block 15 and extends into the corresponding elastic block 15, the bottom of each pushing handle 10 is slidably connected with the tops of the two elastic rods 16, the tops of the bottom plates 12 are fixedly connected with the tops of the two elastic rods 16, the top of each bottom plate 12 is fixedly connected with the bottom of the corresponding elastic supporting plate 13, the top of the elastic block 15 positioned on the back side is fixedly connected with the bottom of the interface block 14, and the bottom of the pushing handle 10 is clamped with the, the front surface of the pushing handle 10 penetrates the case body 1 and extends to the outside of the case body 1.

The working principle is as follows: at first the staff fixes buckle device 2 on the wall, it is dead to fix the back with fixture block 4 and circuit breaker, then fixture block 4 at the circuit breaker back inserts in cutting ferrule 3, the movable block 8 inside fixture block 4 receives the power of a spring 5 to drive catch bar 7 and promotes joint piece 6 and die like outside removal and cutting ferrule 3 card, user's quick installation has been improved, then the staff is promoting pushing hands 10, pushing hands 10 drive elastic rod 16 receives the power of No. two springs 17 of elastic block 15 inside slowly to move down, the cushioning effect takes precautions against earthquakes is played, pushing hands 10 of while downstream promote interface block 14 joints fixed, it is fixed to make things convenient for the user switch.

In conclusion, this small-size high section circuit breaker of plastics accessible inserts fixture block 4 in cutting ferrule 3, and the movable block 8 that 4 fixture blocks are inside drives catch bar 7 and promotes the joint piece 6 like outside removal and 3 card dies by the power of spring 5, and the staff is promoting pushing hands 10, and pushing hands 10 drive elastic rod 16 and receive the power of spring 17 No. two inside spring 15 and slowly move down, and the pushing hands 10 of while downward movement promote interface block 14 joint fixed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a small-size high segmentation circuit breaker of plastics, includes box (1), its characterized in that: the clamping devices (2) are fixedly mounted on the periphery of the box body (1), the four clamping devices (2) respectively comprise a clamping sleeve (3), a clamping block (4), a first spring (5), clamping blocks (6), a pushing rod (7) and movable blocks (8), the front surface of the clamping sleeve (3) is movably connected with the back surface of the clamping block (4), the back surface of the clamping block (4) penetrates through the clamping sleeve (3) and extends into the clamping sleeve (3), the inner surface of the clamping sleeve (3) is movably connected with the outer surface of the first spring (5), the front surface of the clamping block (4) is slidably connected with the back surface of the movable block (8), the back surface of the movable block (8) penetrates through the clamping block (4) and extends into the clamping block (4), the left side and the right side of the movable block (8) are fixedly connected with the front end of the pushing rod (7), one side, far away from each other, of the two pushing rods (7) is fixedly connected with one side, far away from each other, of the two clamping blocks (, and one sides of the two clamping blocks (6) which are far away from each other are connected with one sides of the two clamping blocks (4) in a sliding manner.

2. The plastic miniature high-section circuit breaker according to claim 1, characterized in that: the inner cavity of the box body (1) is fixedly provided with a pushing device (9), and the pushing device (9) comprises a pushing handle (10), a spring device (11), a bottom plate (12), an elastic supporting plate (13) and an interface block (14).

3. The plastic miniature high-section circuit breaker according to claim 2, characterized in that: the number of the spring devices (11) is two, and the two spring devices (11) respectively comprise an elastic block (15), an elastic rod (16) and a second spring (17).

4. The plastic miniature high-section circuit breaker according to claim 3, characterized in that: the inner surface of the elastic block (15) is movably connected with the outer surface of the second spring (17), and the bottom of the elastic rod (16) is movably connected with the top of the elastic block (15).

5. The plastic miniature high-section circuit breaker according to claim 3, characterized in that: the bottom of elasticity pole (16) runs through elasticity piece (15) and extends to the inside of elasticity piece (15), the bottom of pushing hands (10) all with the top sliding connection of two elasticity poles (16), the top of bottom plate (12) all with the top fixed connection of two elasticity poles (16).

6. The plastic miniature high-section circuit breaker according to claim 3, characterized in that: the top of bottom plate (12) and the bottom fixed connection of elastic support board (13) are located the back the top of elasticity piece (15) and the bottom fixed connection of interface piece (14), the bottom of pushing hands (10) and the top joint of interface piece (14), the outside that box (1) and extended to box (1) is run through in the front of pushing hands (10).