CN214152813U

CN214152813U - Intelligent molded case circuit breaker with good safety

Info

Publication number: CN214152813U
Application number: CN202120320125.8U
Authority: CN
Inventors: 吴邦江
Original assignee: Jiangsu Electric Tiger Industry Internet Co ltd
Current assignee: Jiangsu Electric Tiger Industry Internet Co ltd
Priority date: 2021-02-04
Filing date: 2021-02-04
Publication date: 2021-09-07
Anticipated expiration: 2031-02-04

Abstract

The utility model relates to a circuit breaker technical field, and an intelligent moulded case circuit breaker that the security is good is disclosed, including the circuit breaker, the left and right sides of circuit breaker is the fixed L shaped plate that is equipped with two symmetries and sets up all, the internal surface of two L shaped plates in top is close to one side mutually and all is equipped with the connecting rod through connecting buffer mechanism connection, the ring channel has all been seted up at the pole wall both ends of connecting rod, the cell wall of two ring channels all rotates and has cup jointed the annular plate, the bottom of two annular plates is all fixed and is equipped with the protection casing, the shifting chute that two symmetries set up is seted up to the front side lower extreme of protection casing, the internal surface of two L shaped plates in the below is close to one side mutually and has all seted up spacing spout, all be. The utility model discloses can carry out effectual protection to the floodgate of circuit breaker front side, improve the safety in utilization of circuit breaker.

Description

Intelligent molded case circuit breaker with good safety

Technical Field

The utility model relates to a circuit breaker technical field especially relates to an intelligent moulded case circuit breaker that the security is good.

Background

The circuit breaker is a switching device capable of closing, carrying and breaking a current under a normal circuit condition and closing, carrying and breaking a current under an abnormal circuit condition within a specified time, and an intelligent molded case circuit breaker is usually adopted in the conventional circuit breaker in order to improve the safety of the conventional circuit breaker.

After traditional circuit breaker installation, its outside floodgate exposes and is used for carrying out manual operation that opens and shuts outside, but the floodgate exposes and easily receives outside collision and leads to damaging to can't carry out stable work of opening and shutting, make the safe result of use of circuit breaker reduce.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art that the floodgate of circuit breaker is exposed easily to receive outside striking to lead to damaging and can't open and shut the work, influences the problem of the safety in utilization of circuit breaker, and the good intelligent moulded case circuit breaker of security that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a good intelligent moulded case circuit breaker of security, includes the circuit breaker, the left and right sides of circuit breaker all fixes the L shaped plate that is equipped with two symmetries and sets up, and the top is two the internal surface of L shaped plate is close to one side mutually and all is equipped with the connecting rod through connecting buffer gear connection, the ring channel has all been seted up at the pole wall both ends of connecting rod, two the cell wall of ring channel all rotates and has cup jointed the annular slab, two the bottom of annular slab all fixes and is equipped with the protection casing, the shifting chute that two symmetries set up is seted up to the front side lower extreme of protection casing, two below the internal surface of L shaped plate is close to one side mutually and has all seted up spacing spout, two all be provided with stop gear in the shifting chute, two below.

Preferably, connect buffer gear and include the first U-shaped piece that two symmetries set up, two first U-shaped piece respectively with the internal surface of L-shaped board and the tip fixed connection of connecting rod, two first U-shaped piece all is connected with the second U-shaped piece through the pivot rotation, two fixed second spring and the first telescopic link of being equipped with between the second U-shaped piece, second spring and first telescopic link cup joint.

Preferably, stop gear includes inserted block, third spring and second telescopic link cup joint, and common and the cell wall fixed connection of shifting chute, the other end and the inserted block fixed connection of third spring and second telescopic link, the other end of inserted block and the cell wall contact of spacing spout are connected, the rear side of inserted block and the front side contact of first spring are connected.

Preferably, the front sides of the two insertion blocks are respectively fixedly provided with a pulling block near one end.

Preferably, the rear side lower extreme of protection casing is fixed and is equipped with buffer rubber, the protection casing adopts transparent PVC material to make.

Preferably, the two first U-shaped blocks are arranged in a front-back manner.

Compared with the prior art, the utility model provides a good intelligent moulded case circuit breaker of security possesses following beneficial effect:

1. this good intelligent moulded case circuit breaker of security through connecting rod, protection casing, shifting chute, stop gear and L shaped plate and the spacing spout that is equipped with, can carry out effectual parcel protection to the floodgate of circuit breaker, prevents that the circuit breaker from receiving the striking and leading to the damage to the safety in utilization of circuit breaker has been improved.

2. This intelligent moulded case circuit breaker that the security is good through L shaped plate, connecting rod and the first spring and the connection buffer gear that are equipped with, can carry out effectual buffering to the impact that the protection casing received.

The device does not involve the part and all is the same with prior art or can adopt prior art to realize, the utility model discloses convenient operation can carry out effectual parcel protection to the outside floodgate of circuit breaker to the striking that receives cushions, prevents that the floodgate from receiving the damage, thereby has improved the safety in utilization of circuit breaker.

Drawings

Fig. 1 is a schematic structural diagram of an intelligent molded case circuit breaker with good safety according to the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

fig. 3 is an enlarged view of a portion B in fig. 1.

In the figure: the circuit breaker comprises a circuit breaker 1, a 2L-shaped plate, a 3 connecting rod, a 4 annular plate, a 5 protective cover, a 6 first spring, a 7 first U-shaped block, an 8 second U-shaped block, a 9 second spring, a 10 first telescopic rod, an 11 insertion block, a 12 third spring, a 13 second telescopic rod, a 14 pulling block and 15 buffer rubber.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, an intelligent molded case circuit breaker with good safety comprises a circuit breaker 1, wherein two symmetrically arranged L-shaped plates 2 are fixedly arranged on the left side and the right side of the circuit breaker 1, the inner surfaces of the two L-shaped plates 2 above are close to one side and are respectively connected with a connecting rod 3 through a connecting buffer mechanism, two ends of the rod wall of the connecting rod 3 are respectively provided with an annular groove, the groove walls of the two annular grooves are respectively sleeved with an annular plate 4 in a rotating manner, the bottoms of the two annular plates 4 are respectively fixedly provided with a protective cover 5, protect circuit breaker 1, the shifting chute that two symmetries set up is seted up to the front side lower extreme of protection casing 5, and the internal surface of two L shaped plates 2 in the below is close to one side mutually and has all seted up spacing spout, all is provided with stop gear in two shifting chutes, and the internal surface rear side of two L shaped plates 2 in the below all is fixed and is equipped with first spring 6, cushions the impact that protection casing 5 received.

Connect buffer gear and include two first U-shaped pieces 7 that the symmetry set up, two first U-shaped pieces 7 respectively with the internal surface of L shaped plate 2 and the tip fixed connection of connecting rod 3, two first U-shaped pieces 7 all rotate through the pivot and are connected with second U-shaped piece 8, fixedly between two second U-shaped pieces 8 be equipped with second spring 9 and first telescopic link 10, second spring 9 and first telescopic link 10 cup joint.

Stop gear includes inserted block 11, third spring 12 and second telescopic link 13, and third spring 12 and second telescopic link 13 cup joint, and common and the cell wall fixed connection of shifting chute, the other end and the inserted block 11 fixed connection of third spring 12 and second telescopic link 13, the other end of inserted block 11 and the cell wall contact of spacing spout are connected, the rear side of inserted block 11 and the front side contact of first spring 6 are connected.

Two inserted block 11 front sides are close to one end mutually and all fixedly are equipped with and draw piece 14, are convenient for stimulate and keep away from spacing spout two inserted blocks 11, and the fixed cushion rubber 15 that is equipped with of rear side lower extreme of protection casing 5 carries out effectual buffering to the striking that protection casing 5 received to protect circuit breaker 1, protection casing 5 adopts the transparent PVC material to make, and two first U-shaped pieces 7 set up around being, thereby make second spring 9 can carry out the elastic buffer work.

In the utility model, when the breaker 1 is used, the gate in the breaker 1 is effectively protected by the protective cover 5 to prevent damage caused by accidental impact, when the protective cover 5 is impacted, the protective cover 5 is extruded together with the connecting rod 3, at the same time, the circuit breaker 1 is protected by the first spring 6 and the buffer rubber 15 through the rotation between the two first U-shaped blocks 7 and the second U-shaped block 8 and the elastic buffer between the first telescopic rod 10 and the second spring 9, the impact on the protective cover 5 is effectively weakened and eliminated, when the breaker 1 needs to be used, the two pull blocks 14 are pulled and are close to each other, so that the third spring 12 and the second telescopic rod 13 are compressed, at the same time, the two plug blocks 11 are sucked from the two limit chutes and separated from the first spring 6, then the protective cover 5 is rotated, make protection casing 5 rotate around connecting rod 3 through annular plate 4, expose the floodgate of circuit breaker 1 and can carry out manual operation, after the operation end with each part reply to initial position can, can improve circuit breaker 1's safety in utilization.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An intelligent molded case circuit breaker with good safety comprises a circuit breaker (1) and is characterized in that, the left side and the right side of the circuit breaker (1) are both fixedly provided with two L-shaped plates (2) which are symmetrically arranged, the inner surfaces of the two L-shaped plates (2) above are both connected and provided with a connecting rod (3) through a connecting buffer mechanism, two ends of the rod wall of the connecting rod (3) are respectively provided with an annular groove, the groove walls of the two annular grooves are respectively sleeved with an annular plate (4) in a rotating way, the bottoms of the two annular plates (4) are respectively fixedly provided with a protective cover (5), the front side lower extreme of protection casing (5) is seted up the shifting chute that two symmetries set up, and two below the internal surface of L shaped plate (2) is close to one side mutually and has all seted up spacing spout, two all be provided with stop gear in the shifting chute, two below the internal surface rear side of L shaped plate (2) all is fixed and is equipped with first spring (6).

2. The intelligent molded case circuit breaker with good safety according to claim 1, wherein the connection buffer mechanism comprises two first U-shaped blocks (7) which are symmetrically arranged, the two first U-shaped blocks (7) are respectively fixedly connected with the inner surface of the L-shaped plate (2) and the end of the connecting rod (3), the two first U-shaped blocks (7) are respectively and rotatably connected with a second U-shaped block (8) through a shaft pin, a second spring (9) and a first telescopic rod (10) are fixedly arranged between the two second U-shaped blocks (8), and the second spring (9) and the first telescopic rod (10) are sleeved.

3. The intelligent molded case circuit breaker with good safety as claimed in claim 1, wherein the limiting mechanism comprises an insert block (11), a third spring (12) and a second telescopic rod (13), the third spring (12) and the second telescopic rod (13) are sleeved and connected with the slot wall of the moving slot, the other ends of the third spring (12) and the second telescopic rod (13) are fixedly connected with the insert block (11), the other end of the insert block (11) is in contact connection with the slot wall of the limiting sliding slot, and the rear side of the insert block (11) is in contact connection with the front side of the first spring (6).

4. A smart molded case circuit breaker with good safety as recited in claim 3 wherein a pulling block (14) is fixed to both ends of the front sides of the two insertion blocks (11).

5. The intelligent molded case circuit breaker with good safety as claimed in claim 1, wherein a buffer rubber (15) is fixed at a lower end of a rear side of the protective cover (5), and the protective cover (5) is made of transparent PVC.

6. A smart molded case circuit breaker with good safety as recited in claim 2 wherein two first U-shaped blocks (7) are disposed in front and rear.