CN215815753U

CN215815753U - Do benefit to circuit breaker of stable wiring

Info

Publication number: CN215815753U
Application number: CN202121611628.7U
Authority: CN
Inventors: 史明远
Original assignee: Wuxi Fujia Navigation Technology Co ltd
Current assignee: Wuxi Fujia Navigation Technology Co ltd
Priority date: 2021-07-15
Filing date: 2021-07-15
Publication date: 2022-02-11
Anticipated expiration: 2031-07-15

Abstract

The utility model belongs to the technical field of circuit breakers, and particularly relates to a circuit breaker beneficial to stable wiring, which comprises a base, wherein the front part of the base is provided with three mounting grooves which are distributed at equal intervals, the mounting grooves are communicated to the upper surface of the base, a contact plate is arranged on the rear part of the inner wall of each mounting groove, a cover plate is arranged above the base, the front end and the rear end of each cover plate are in threaded connection with four countersunk screws, the countersunk screws are used for connecting the cover plates and the base, a first fastening assembly is arranged at the rear end inside the mounting groove and used for performing preliminary limiting and clamping on a cable, a second fastening assembly is arranged at the front end inside the mounting groove and used for further limiting and clamping the cable; the utility model effectively enhances the stability of the cable connected by the circuit breaker, has more stable cable connection, effectively avoids the phenomenon of poor contact of the cable, and better ensures the normal work of the circuit breaker.

Description

Do benefit to circuit breaker of stable wiring

Technical Field

The utility model relates to the technical field of circuit breakers, in particular to a circuit breaker beneficial to stable wiring.

Background

The circuit breaker is a device that guarantees circuit safety, and when the short circuit takes place for the circuit and transship, to the circuit protection of breaking circuit avoid producing more serious consequence, the setting of circuit breaker is vital to circuit arrangement, and current circuit breaker cable stability is more weak when the wiring, and the cable pine takes off in the circuit breaker easily, and the cable pine takes off and causes the circuit contact not good easily and makes the connection between circuit breaker and the circuit produce the problem, and the circuit breaker is difficult to exert due effect.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems and the defects, provides the circuit breaker beneficial to stable wiring, effectively enhances the stability of a cable connected with the circuit breaker, ensures stable cable connection, effectively avoids the phenomenon of poor contact of the cable, and better ensures the normal work of the circuit breaker.

In order to achieve the purpose, the adopted technical scheme is as follows:

a circuit breaker that facilitates stable wiring, comprising:

the device comprises a base, wherein three mounting grooves which are distributed at equal intervals are formed in the front of the base, the mounting grooves penetrate through the base, and a contact plate is mounted behind the inner wall of each mounting groove;

the cover plate is positioned above the base, the front end and the rear end of the cover plate are in threaded connection with four countersunk screws, and the countersunk screws are used for connecting the cover plate and the base;

the first fastening component is positioned at the rear end inside the mounting groove and is used for carrying out preliminary limiting and clamping on the cable;

and the second fastening component is positioned at the front end inside the mounting groove and is used for further limiting and clamping the cable.

Preferably, the countersunk head screws and the mounting grooves are distributed in a staggered manner, and each mounting groove is located at the lower end between two adjacent countersunk head screws.

Preferably, the front end and the rear end of the upper surface of the base are respectively provided with a first bolt hole corresponding to the countersunk head screw one by one, and the cover plate is screwed into the first bolt holes through the countersunk head screws and is connected with the base.

Preferably, first fastening components include mount pad and articulated slab, the mount pad connect in mounting groove inner wall bottom surface, the articulated slab right-hand member articulate in mount pad upper end right side, articulated slab lower extreme and mount pad upper end all are the arc, all laminate three rubber pads two that are the equidistance and distribute below the articulated slab and above the mount pad.

Preferably, the left end of the hinged plate is in threaded connection with a bolt, a bolt hole II corresponding to the bolt is formed in the left side of the upper surface of the mounting seat, the hinged plate is screwed into the bolt hole II through the bolt and is connected with the mounting seat, three connecting columns are connected to the lower surface of the cover plate, a pressing block is attached to the lower surfaces of the connecting columns, a through hole penetrating through the hinged plate to the lower surface of the hinged plate is formed in the upper surface of the hinged plate, and the lower end of the pressing block penetrates through the adjacent through hole.

Preferably, the second fastening assembly comprises a lower connecting block and an upper connecting block, the lower connecting block is connected to the bottom surface of the inner wall of the mounting groove, the upper connecting block is connected to the lower surface of the cover plate, when the countersunk head screw is screwed into the first bolt hole, the lower surface of the upper connecting block is attached to the upper surface of the lower connecting block, one ends, close to the inner side, of the lower connecting block and the upper connecting block are both arc-shaped, one ends, close to the inner side, of the lower connecting block and the upper connecting block are both attached to a first rubber pad, and the arc-shaped diameters of the lower connecting block and the upper connecting block are larger than the arc-shaped diameters of the mounting seat and the hinged plate.

The utility model has the beneficial effects that: firstly, the rear end of the cable is extended into the mounting groove and is contacted with a contact plate behind the inner wall of the mounting groove, the rear end of the cable is placed at the upper end of the mounting seat of the first fastening component, the hinged plate at the upper end of the mounting seat is connected with the mounting seat through a bolt, the cable is preliminarily clamped through the hinged plate and the mounting seat, the position of the rear end of the cable is prevented from offsetting, the cover plate is connected on the base through a sunk screw, meanwhile, the connecting column and the pressing block at the lower end of the connecting column can be contacted with one end of the cable at the back and further press the end of the cable at the back, the lower connecting block and the upper connecting block can limit and fasten the end of the cable at the front, the influence on the tightness of the rear end of the cable due to the deviation of the position of the end of the cable at the front is avoided, therefore, the stability of cable connection is better ensured, and the normal work of the circuit breaker is better ensured.

Drawings

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

FIG. 2 is a schematic view of the overall front cross-sectional structure of the present invention;

FIG. 3 is a schematic view of the overall right-side cross-sectional structure of the present invention;

fig. 4 is a front sectional view of the first fastening assembly of the present invention.

The labels in the figure are: the connecting structure comprises a base 101, a cover plate 102, a sunk screw 103, a mounting groove 104, a lower connecting block 105, an upper connecting block 106, a first rubber pad 107, a first bolt hole 108, a contact plate 109, a connecting column 110, a pressing block 111, a mounting seat 112, a second rubber pad 113, a hinged plate 114, a bolt 115 and a second bolt hole 116.

Detailed Description

As shown in fig. 1 to 4, the present application is a circuit breaker facilitating stable wiring, and the circuit breaker includes a base 101, a cover plate 102, a first fastening component and a second fastening component, wherein three mounting grooves 104 distributed at equal intervals are formed in front of the base 101, the mounting grooves 104 penetrate through the base 101, a contact plate 109 is installed behind the inner wall of the mounting groove 104, the cover plate 102 is located above the base 101, four countersunk screws 103 are respectively connected to the front end and the rear end of the cover plate 102 in a threaded manner, the countersunk screws 103 are used for connecting the cover plate 102 and the base 101, the first fastening component is located at the rear end inside the mounting groove 104, the first fastening component is used for preliminarily limiting and clamping a cable, the first fastening component includes a mounting seat 112 and a hinge plate 114, the mounting seat 112 is connected to the bottom surface of the inner wall of the mounting groove 104, and the right end of the hinge plate 114 is hinged to the right side of the upper end of the mounting seat 112, the lower end of the hinge plate 114 and the upper end of the mounting seat 112 are both arc-shaped, three rubber pads 113 which are distributed at equal intervals are attached to the lower surface of the hinge plate 114 and the upper surface of the mounting seat 112, the left end of the hinge plate 114 is connected with a bolt 115 through threads, the left side of the upper surface of the mounting seat 112 is provided with a second bolt hole 116 corresponding to the bolt 115, the hinge plate 114 is screwed into the bolt hole II 116 through the bolt 115 to be connected with the mounting seat 112, firstly, the rear end of a cable to be connected is aligned and contacted with the contact plate 109, the lower end of the cable is placed on the arc-shaped upper end of the mounting seat 112, then the hinge plate 114 is rotated until the bolt 115 above the hinge plate corresponds to the bolt hole II 116, the bolt 115 is screwed into the bolt hole II 116, the rubber pads II 113 on the hinge plate 114 and the mounting seat 112 can be contacted with the cable, the rubber pads II 113 can be extruded, the cable is simultaneously extruded, and the cable is preliminarily limited;

the second fastening components are positioned at the front ends inside the mounting grooves 104 and used for further limiting and clamping cables, the countersunk screws 103 and the mounting grooves 104 are distributed in a staggered manner, each mounting groove 104 is positioned at the lower end between two adjacent countersunk screws 103, the front end and the rear end of the upper surface of the base 101 are respectively provided with four bolt holes 108 corresponding to the countersunk screws 103 one by one, the cover plate 102 is screwed into the bolt holes 108 through the countersunk screws 103 and connected with the base 101, three connecting columns 110 are connected to the lower surface of the cover plate 102, pressing blocks 111 are attached to the lower surfaces of the connecting columns 110, through holes penetrating to the upper surface of the hinge plate 114 are formed in the upper surface of the hinge plate 114, the lower ends of the pressing blocks 111 penetrate through the adjacent through holes, each second fastening component comprises a lower connecting block 105 and an upper connecting block 106, and the lower connecting block 105 is connected to the bottom surface of the inner wall of the mounting groove 104, the upper connecting block 106 is connected below the cover plate 102, when the countersunk head screw 103 is screwed into the first bolt hole 108, the lower side of the upper connecting block 106 is attached to the upper side of the lower connecting block 105, the ends, close to the inner side, of the lower connecting block 105 and the upper connecting block 106 are both arc-shaped, the ends, close to the inner side, of the lower connecting block 105 and the upper connecting block 106 are both attached to rubber pads 107, the diameter of the arc-shaped of the lower connecting block 105 and the upper connecting block 106 is larger than that of the arc-shaped of the mounting base 112 and the hinge plate 114, the end, close to the front, of the cable is placed above the arc-shaped of the lower connecting block 105, the countersunk head screw 103 is aligned to the first bolt hole 108, meanwhile, the three connecting columns 110 can be inserted into adjacent through holes, the upper connecting block 106 and the lower connecting block 105 can correspond up and down, the countersunk head screw 103 is screwed into the first bolt hole 108 to fix the cover plate 102 on the base 101, and the lower ends of the three connecting columns 110 can penetrate through the through holes, the pressing block 111 at the lower end of the connecting column 110 can be in contact with the first fastening assembly to limit the cable and apply pressure to the cable, the pressing effect of the first fastening assembly on the cable can be effectively increased by the arrangement of the connecting column 110 and the pressing block 111, so that the cable limiting effect can be effectively increased, the lower connecting block 105 and the upper connecting block 106 can be in contact while the countersunk head screw 103 is screwed into the bolt hole 108, the rubber pad 107 attached to the inner walls of the lower connecting block 105 and the upper connecting block 106 can be in contact with the cable, the cable can be supported by the lower connecting block 105 and the upper connecting block 106, the rubber pad 107 can be extruded by the cable, the cable can be clamped by the pressure of the lower connecting block 105 and the upper connecting block 106 at the same time, the friction of the cable can be effectively reduced by the arrangement of the rubber pad 107, and the cable is prevented from being damaged due to larger friction, the setting of first fastening component can be fine carry on spacingly and support the cable one end that leans on in front, avoid the cable to lean on preceding one end position to take place the skew and influence the stability of the one end that the cable leaned on the back, avoid the cable to lean on the one end behind and contact plate 109 separation to cause the poor contact condition to better guarantee the stability of cable connection, better assurance the normal work of circuit breaker.

Claims

1. A circuit breaker that facilitates stable wiring, comprising:

the device comprises a base (101), wherein three mounting grooves (104) are formed in the front of the base (101) and are distributed at equal intervals, the mounting grooves (104) penetrate through the upper surface of the base (101), and a contact plate (109) is mounted behind the inner wall of each mounting groove (104);

the cover plate (102) is positioned above the base (101), the front end and the rear end of the cover plate (102) are respectively in threaded connection with four countersunk head screws (103), and the countersunk head screws (103) are used for connecting the cover plate (102) and the base (101);

the first fastening component is positioned at the rear end inside the mounting groove (104) and is used for carrying out preliminary limiting and clamping on the cable;

the second fastening component is positioned at the front end inside the mounting groove (104) and is used for further limiting and clamping the cable.

2. The circuit breaker of claim 1, wherein: the countersunk head screws (103) and the mounting grooves (104) are distributed in a staggered mode, and each mounting groove (104) is located at the lower end between two adjacent countersunk head screws (103).

3. The circuit breaker of claim 1, wherein: the front end and the rear end of the upper surface of the base (101) are respectively provided with a first bolt hole (108) corresponding to the countersunk head screws (103) one by one, and the cover plate (102) is screwed into the first bolt holes (108) through the countersunk head screws (103) and is connected with the base (101).

4. A circuit breaker for facilitating stable wiring according to claim 3, wherein: first fastening components include mount pad (112) and articulated slab (114), mount pad (112) connect in mounting groove (104) inner wall bottom surface, articulated slab (114) right-hand member articulate in mount pad (112) upper end right side, articulated slab (114) lower extreme and mount pad (112) upper end all are the arc, all laminate three rubber pads two (113) that are the equidistance and distribute below articulated slab (114) and above mount pad (112).

5. The circuit breaker of claim 4, wherein: the left end of the hinged plate (114) is in threaded connection with a bolt (115), a second bolt hole (116) corresponding to the bolt (115) is formed in the left side of the upper surface of the mounting seat (112), the hinged plate (114) is screwed into the second bolt hole (116) through the bolt (115) and is connected with the mounting seat (112), three connecting columns (110) are connected to the lower surface of the cover plate (102), a pressing block (111) is attached to the lower surfaces of the connecting columns (110), a through hole penetrating through the hinged plate (114) to the lower surface is formed in the upper surface of the hinged plate, and the lower end of the pressing block (111) penetrates through the adjacent through hole.

6. The circuit breaker of claim 4, wherein: the second fastening assembly comprises a lower connecting block (105) and an upper connecting block (106), the lower connecting block (105) is connected to the bottom surface of the inner wall of the mounting groove (104), the upper connecting block (106) is connected to the lower surface of the cover plate (102), when the countersunk head screw (103) is screwed into the first bolt hole (108), the lower surface of the upper connecting block (106) is attached to the upper surface of the lower connecting block (105), the ends, close to the inner part, of the lower connecting block (105) and the upper connecting block (106) are both arc-shaped, the ends, close to the inner part, of the lower connecting block (105) and the upper connecting block (106) are both attached with a rubber pad I (107), and the arc-shaped diameters of the lower connecting block (105) and the upper connecting block (106) are larger than the arc-shaped diameters of the mounting seat (112) and the hinged plate (114).