CN213845177U

CN213845177U - Anti-collision circuit breaker with plastic shell

Info

Publication number: CN213845177U
Application number: CN202023317901.3U
Authority: CN
Inventors: 刘国建; 王娜
Original assignee: Kaifan Electric Co ltd
Current assignee: Kaifan Electric Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-07-30
Anticipated expiration: 2030-12-31

Abstract

The utility model discloses an anticollision plastic casing circuit breaker belongs to plastic casing circuit breaker technical field, the on-line screen storage device comprises a base, the inside welding of base has the slide rail, the slider is installed respectively, and is two sets of to the inside of slide rail one side respectively of slider articulates there is the bracing piece, and is two sets of the one end of bracing piece articulates respectively in the bottom side of loading board, the circuit breaker body is installed to the top surface of loading board, the outside welding of circuit breaker body has the shell, the inside welding of shell has the outer pole, the inside activity of outer pole is pegged graft and is had interior pole. Can effectually protect plastic casing circuit breaker from a plurality of positions, reduce external impact force to protecting the plastic casing circuit breaker to the at utmost, increased the life of plastic casing circuit breaker to a certain extent, the staff need not change it often, more humanized.

Description

Anti-collision circuit breaker with plastic shell

Technical Field

The utility model relates to a plastic casing circuit breaker technical field specifically is an anticollision plastic casing circuit breaker.

Background

Plastic case circuit breakers are commonly used for power distribution and also for protection of electric motors. Under normal conditions, the circuit breaker can be used for infrequent switching of lines and infrequent starting of motors respectively, the circuit breaker for power distribution is used for distributing electric energy in a power distribution network and is used for overload, short circuit and under-voltage protection of lines and power supply equipment to protect the circuit breaker for the motors, and the circuit breaker for the mouse cage motor is used for breaking in starting and running of the mouse cage motor and is used for overload, short circuit and under-voltage protection of the mouse cage motor in the power distribution network, and the under-voltage protection also needs to be additionally provided with a shunt release.

The plastic casing circuit breaker is small in size, wide in daily use range, capable of being installed in each circuit and flexible, and the plastic casing circuit breaker is generally exposed outside, so that impact of external impact force can be received when the plastic casing circuit breaker is used, internal components are prone to being caused to be in a problem, and the plastic casing circuit breaker can be directly scrapped if the plastic casing circuit breaker is serious.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an anticollision plastic casing circuit breaker can effectually protect the plastic casing circuit breaker from a plurality of positions, reduces external impact force to protecting the plastic casing circuit breaker to the at utmost, increased the life of plastic casing circuit breaker to a certain extent, the staff need not change its often, and is more humanized.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides an anticollision plastics shell circuit breaker, includes base and loading board, the slide rail has been welded respectively to the inboard of base and the bottom side of loading board, and is two sets of the slider is installed respectively to the inside of slide rail, four groups one side of slider articulates respectively in the both ends of bracing piece, and is two sets of articulated each other between the bracing piece, the circuit breaker body is installed to the top surface of loading board, the outside welding of circuit breaker body has the shell, the inside welding of shell has the outer pole, the inside activity of outer pole is pegged graft and is had interior pole, the one end welding of interior pole has the reinforcing plate, the welding of one side of reinforcing plate has the inner shell, the inside of inner shell is equipped with the silica gel ball.

Preferably, the base is a hollow rectangular structure, the top side of the base is provided with a notch, and the circuit breaker body is located inside the base.

Preferably, the circuit breaker body is a plastic shell circuit breaker, and a rubber pad is bonded to the top side of the circuit breaker body.

Preferably, the bottom side of the bearing plate is fixedly connected with third springs respectively, and one ends of the two groups of third springs are fixedly connected with the inner side of the base respectively.

Preferably, a first spring is arranged inside the outer rod, one end of the first spring is fixedly connected to one end of the inner rod, and the other end of the first spring is fixedly connected to the inner side of the outer rod.

Preferably, the inner shell is movably inserted into the outer shell, second springs are respectively arranged between the two ends of the inner shell and the outer shell, one ends of the two groups of second springs are respectively and fixedly connected to the two ends of the inner shell, and the other ends of the two groups of second springs are respectively and fixedly connected to the two ends of the outer shell.

Compared with the prior art, the beneficial effects of the utility model are that:

1. after the circuit breaker is installed, if external impact force is applied from two sides of the circuit breaker body, the circuit breaker body can contact the inner shell at first, the inner shell can move towards the inside of the outer shell when receiving impact force, meanwhile, the inner rod can move in the outer rod, when receiving force, the first spring and the second spring can generate bounce force, so that the impact force can be dispersed, and when the reinforcing plate contacts the silica gel ball, the silica gel ball can absorb the impact force, through the mode, the external impact force can be well dissipated, and the anti-collision capacity of the circuit breaker body is greatly enhanced;

2. the utility model discloses if when external impact force strikes through circuit breaker body top, the circuit breaker body will be downstream on the loading board, and two sets of bracing pieces are under the condition of atress, can move four group's sliders towards both sides in two sets of slide rails respectively, then the circuit breaker body also can move downwards, thereby alleviate the impact force that the top was attacked, a bounce can appear equally in the third spring this moment, can the normal position with the circuit breaker body top once more, so just so very effectual having attacked the top and having dissipated, it is more convenient, can see out like this that we have all made the counter-measure to the impact force that a plurality of aspects probably exist, the degree of protection to the circuit breaker body has been improved greatly.

Drawings

FIG. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the outer shell and the inner shell of the present invention;

FIG. 3 is a schematic view of the internal structure of the area A in FIG. 2 according to the present invention;

fig. 4 is a schematic view of the internal structure of the base of the present invention.

In the figure: 1. a base; 2. a circuit breaker body; 3. a housing; 4. an inner shell; 5. a reinforcing plate; 6. an outer rod; 7. an inner rod; 8. a first spring; 9. a second spring; 10. cutting; 11. a carrier plate; 12. a third spring; 13. a slide rail; 14. a slider; 15. a support bar; 16. a silica gel ball; 17. and (7) a rubber pad.

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 to 4, the present invention provides a technical solution: an anti-collision plastic shell circuit breaker comprises a base 1, wherein the base 1 is used for supporting and fixing the whole structure, the base 1 is arranged to be of a rectangular structure with a hollow interior, a notch 10 is formed in the top side of the base 1 and used for lifting a circuit breaker body 2, the circuit breaker body 2 is located in the base 1, sliding rails 13 are welded on the inner side of the base 1 and the bottom side of a bearing plate 11 respectively, sliding blocks 14 are mounted in two groups of sliding rails 13 respectively, one sides of the four groups of sliding blocks 14 are hinged to two ends of a supporting rod 15 respectively, the two groups of supporting rods 15 are hinged to each other, the four groups of sliding blocks 14 can flexibly move in the two groups of sliding rails 13, and the bearing plate 11 is used for supporting and fixing the circuit breaker body 2;

the bottom sides of the bearing plates 11 are fixedly connected with third springs 12 respectively, which are set as compression springs and provide rebound force, used for eliminating the impact force, the concrete model can be set according to the actual situation, one end of two groups of third springs 12 is respectively and fixedly connected with the inner side of the base 1, the top surface of the bearing plate 11 is provided with a breaker body 2, the breaker body 2 is arranged as a plastic shell breaker, the top side of the breaker body 2 is bonded with a rubber pad 17 for providing the buffer force, the top of the breaker body 2 is protected, the outer side of the breaker body 2 is welded with the shell 3, the outer rod 6 is welded inside the shell 3, the inner rod 7 is movably inserted inside the outer rod 6, the first spring 8 is arranged inside the outer rod 6 and is set as a compression spring to provide resilience for eliminating impact force, and the specific model can be set according to actual conditions;

one end fixed connection of first spring 8 is in the one end of interior pole 7, the other end fixed connection of first spring 8 is in the inboard of outer pole 6, the one end welding of interior pole 7 has reinforcing plate 5, a bearing capacity for increasing inner shell 4, the welding of one side of reinforcing plate 5 has inner shell 4, the inside of inner shell 4 is equipped with silica gel ball 16, be used for absorbing the impact force, inner shell 4 activity is pegged graft in the inside of shell 3, be equipped with second spring 9 between the both ends of inner shell 4 and shell 3 respectively, set up to compression spring, provide bounce, a for eliminating the impact force, concrete model can be set for according to actual conditions, the one end of two sets of second springs 9 is fixed connection in the both ends of inner shell 4 respectively, the other end of two sets of second springs 9 is fixed connection in the both ends of shell 3 respectively.

The working principle is as follows: when the breaker is used, after the breaker is installed, if external impact force is applied from two sides of the breaker body 2, the breaker can firstly contact the inner shell 4, the inner shell 4 can move towards the inside of the outer shell 3 when being impacted, the inner rod 7 can move in the outer rod 6, when being impacted, the first spring 8 and the second spring 9 can generate bounce force, so that the impact force can be dispersed, and when the reinforcing plate 5 contacts the silica gel ball 16, the silica gel ball 16 can absorb the impact force, so that the external impact force can be well dissipated, and the anti-impact capability of the breaker body 2 is greatly enhanced;

if external impact force attacks through the top of the circuit breaker body 2, the circuit breaker body 2 moves downwards on the bearing plate 11, the two groups of supporting rods 15 move the four groups of sliding blocks 14 towards two sides in the two sliding rails 13 under the stress condition, so the circuit breaker body 2 also moves downwards, impact force attacking the top is relieved, at the moment, a rebound force can also appear in the third spring 12, the circuit breaker body 2 is pushed to the original position again, then the impact which attacks the top is effectively dissipated, the circuit breaker is convenient to use, and therefore countermeasures can be taken against the impact force which possibly exists in multiple aspects, and the protection degree of the circuit breaker body 2 is greatly improved.

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 an anticollision plastic casing circuit breaker, includes base (1) and loading board (11), its characterized in that: slide rail (13) have been welded respectively to the inboard of base (1) and the bottom side of loading board (11), and are two sets of slider (14), four groups are installed respectively to the inside of slide rail (13) one side of slider (14) articulates respectively in the both ends of bracing piece (15), and is two sets of it is articulated each other between bracing piece (15), circuit breaker body (2) are installed to the top surface of loading board (11), the outside welding of circuit breaker body (2) has shell (3), the inside welding of shell (3) has outer pole (6), the inside activity of outer pole (6) is pegged graft and is had interior pole (7), the one end welding of interior pole (7) has reinforcing plate (5), the welding of one side of reinforcing plate (5) has inner shell (4), the inside of inner shell (4) is equipped with silica gel ball (16).

2. The circuit breaker as claimed in claim 1, wherein: base (1) sets up to inside hollow rectangle column structure, incision (10) have been seted up to the top side of base (1), circuit breaker body (2) are located the inside of base (1).

3. The circuit breaker as claimed in claim 1, wherein: the circuit breaker comprises a circuit breaker body (2) and is characterized in that the circuit breaker body (2) is arranged to be a plastic shell circuit breaker, and a rubber pad (17) is bonded to the top side of the circuit breaker body (2).

4. The circuit breaker as claimed in claim 1, wherein: the bottom side of the bearing plate (11) is fixedly connected with third springs (12) respectively, and one ends of the two groups of third springs (12) are fixedly connected with the inner side of the base (1) respectively.

5. The circuit breaker as claimed in claim 1, wherein: the inside of outer pole (6) is equipped with first spring (8), the one end fixed connection of first spring (8) is in the one end of interior pole (7), the other end fixed connection of first spring (8) is in the inboard of outer pole (6).

6. The circuit breaker as claimed in claim 1, wherein: the inner shell (4) is movably inserted in the outer shell (3), second springs (9) are arranged between the two ends of the inner shell (4) and the outer shell (3) respectively, one ends of the two groups of second springs (9) are fixedly connected to the two ends of the inner shell (4) respectively, and the other ends of the two groups of second springs (9) are fixedly connected to the two ends of the outer shell (3) respectively.