CN218568748U

CN218568748U - Split type circuit breaker of easily maintaining

Info

Publication number: CN218568748U
Application number: CN202222654441.6U
Authority: CN
Inventors: 秦恩泽; 杜彦飞
Original assignee: Oriental Science Changchun Technology Co ltd
Current assignee: Oriental Science Changchun Technology Co ltd
Priority date: 2022-10-10
Filing date: 2022-10-10
Publication date: 2023-03-03
Anticipated expiration: 2032-10-10

Abstract

The utility model discloses a split type circuit breaker of easily maintaining, the inside circuit breaker operating device that is provided with of insulating framework, install first circuit board on the circuit breaker operating device, and first circuit board is connected with the second circuit board through connecting wire, second circuit board one side is connected with the coil wiring board through the connection piece, insulating framework passes through spring fixture block mechanism and is connected with insulating closing cap block, set up switching mechanism on the insulating closing cap, and switching mechanism is connected with circuit breaker operating device. This split type circuit breaker of easily maintaining, this device is for solving current split type circuit breaker and maintaining inconvenient problem, makes insulating framework and insulating closing cap block be connected through setting up spring fixture block mechanism, when needs are safeguarded the inside circuit breaker operating device of insulating framework, promotes the ejector pad, makes keeping away from gradually between the ejector pad, when L type fixture block separation to a locating position, L type fixture block can be followed inside the taking out of draw-in groove, insulating closing cap can separate with insulating framework this moment.

Description

Split type circuit breaker of easily maintaining

Technical Field

The utility model relates to a circuit breaker technical field specifically is a split type circuit breaker of easily maintaining.

Background

The circuit breaker is a switching device capable of closing, carrying and breaking a current under a normal or abnormal loop condition, and can be used for distributing electric energy, starting an asynchronous motor infrequently, and protecting a power supply line, the motor and the like.

Through the magnanimity retrieval, discover prior art like open number CN202021346958.3 a split type compact miniature circuit breaker, including insulating framework and insulating closing cap, be provided with gear train and handle portion and motor and first circuit board in the insulating framework, be provided with the grafting port on the circuit breaker, the grafting port is provided with two and sets up respectively in circuit breaker length direction's both ends, one side in the grafting port all is provided with the coil wiring board, one side of circuit breaker is located the top position department of grafting port and is provided with the second circuit board, be provided with the perforation on the lateral wall of circuit breaker, the second circuit board passes the perforation through the connection piece and is connected with the coil wiring board electricity, the second circuit board is connected with first circuit board electricity through connecting wire, be provided with the safety cover on the circuit breaker, this miniature circuit breaker provides a circuit board structure of arranging, thereby improve space utilization, ensure that miniature circuit breaker is multiple functional.

Above-mentioned split type circuit breaker will have protect function's second circuit board and the components of a whole that can function independently design of first circuit board, carry out voltage clamping through the second circuit board when voltage is too big, absorb unnecessary electric current in order to protect the electric part on the first circuit board, through this split type structural design, even if under the limited circumstances of circuit breaker inner space, also can preserve the whole functions of circuit board, though make the circuit breaker structure little but multiple functional, when above-mentioned split type circuit breaker is inside to appear damaging when needing to maintain, need to demolish a plurality of groups fixing bolt that insulating frame body and insulating closing cap are connected and just can maintain its inside operating device, consequently, propose a split type easy maintenance circuit breaker, in order to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a split type easy maintenance circuit breaker to solve the current split type circuit breaker inconvenient problem of maintaining that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a split type circuit breaker of easily maintaining, includes the mounting panel, mounting panel one side is fixed with insulating framework, and the inside circuit breaker operating device that is provided with of insulating framework, install first circuit board on the circuit breaker operating device, and first circuit board is connected with the second circuit board through connecting wire, second circuit board one side is connected with the coil wiring board through the connection piece, insulating framework passes through spring fixture block mechanism and is connected with insulating closing cap block, set up switching mechanism on the insulating closing cap, and switching mechanism is connected with circuit breaker operating device.

Preferably, one side of the insulating frame body is provided with a plug port, and one end of the plug port is in contact with the coil wiring board.

By adopting the technical scheme, the connection of the plug-in wires is facilitated.

Preferably, a circle of convex blocks are arranged on the inner side of the insulating sealing cover, and notches matched with the convex blocks are formed in the closed contact surface of the insulating frame body and the insulating sealing cover.

By adopting the technical scheme, the position of the insulation sealing cover and the insulation frame body after connection is limited to a certain extent.

Preferably, the spring clamping block mechanism comprises sliding grooves symmetrically formed in two sides of the insulating sealing cover, pushing blocks are symmetrically arranged inside the sliding grooves, the inner sides of the pushing blocks are connected with the connecting rod, the connecting rod penetrates through the baffle and slides in a sliding rail formed in the baffle, the connecting rod is connected with the inner wall of the sliding groove through a spring, and an L-shaped clamping block is connected to one side of the connecting rod.

Through adopting above-mentioned technical scheme, be convenient for to the dismantlement of insulating closing cap.

Preferably, the other end of the L-shaped clamping block penetrates through the outer side of the insulating sealing cover, and a magnet is mounted at the bottom of the L-shaped clamping block.

Through adopting above-mentioned technical scheme, make insulating closing cap and insulating frame body be connected more firmly.

Preferably, the inner wall of the insulating frame body is symmetrically provided with clamping grooves matched with the L-shaped clamping blocks, and the inside of each clamping groove is in a communicated state.

Through adopting above-mentioned technical scheme, make to be connected more firmly between the L type fixture block.

Compared with the prior art, the beneficial effects of the utility model are that: the split type easy-maintenance circuit breaker is provided with a plurality of circuit breakers,

this device is for solving current split type circuit breaker and maintaining inconvenient problem, make insulating framework and insulating closing cap block be connected through setting up spring fixture block mechanism, when the inside circuit breaker operating device of insulating framework is safeguarded to needs, promote the ejector pad, make and keep away from gradually between the ejector pad, the spring is in the gradual compression state this moment, L type fixture block bottom magnetite separation, when L type fixture block separation to a locating position, L type fixture block can be followed inside taking out of draw-in groove, insulating closing cap can separate with insulating framework this moment.

Drawings

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

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

FIG. 3 is a schematic view of the structure of the spring clamping block mechanism and the position relationship between the convex blocks of the present invention;

FIG. 4 is an enlarged schematic view of the structure at the position A of the present invention;

FIG. 5 is a schematic view of the connection relationship between the insulating frame and the insulating cover of the present invention;

fig. 6 is a schematic view of the enlarged structure at the position B of the present invention.

In the figure: 1. mounting a plate; 2. an insulating frame body; 3. a circuit breaker operating mechanism; 4. a first circuit board; 5. connecting a lead; 6. a second circuit board; 7. connecting sheets; 8. a coil wiring board; 9. an insulating cover; 10. a switch mechanism; 11. a plug port; 12. a bump; 13. a notch; 14. a push block; 15. a baffle plate; 16. a spring; 17. an L-shaped fixture block; 18. a magnet; 19. a clamping groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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. 1-6, the present invention provides a technical solution: a split type easy-maintenance circuit breaker is shown according to figures 1 and 2, wherein an insulating frame body 2 is fixed on one side of a mounting plate 1, a circuit breaker operating mechanism 3 is arranged inside the insulating frame body 2, a first circuit board 4 is installed on the circuit breaker operating mechanism 3, the first circuit board 4 is connected with a second circuit board 6 through a connecting wire 5, and one side of the second circuit board 6 is connected with a coil wiring board 8 through a connecting sheet 7.

In a further embodiment, the second circuit board 6 is provided with a voltage dependent resistor and a diode, and the voltage dependent resistor is designed to clamp voltage when the circuit is subjected to overvoltage, and absorb excessive current to protect electrical components on the first circuit board 4.

Specifically, one side of the insulating frame 2 is provided with a plugging port 11, and one end of the plugging port 11 is in contact with the coil wiring board 8.

In a further embodiment, the second circuit board 6 with a protection function and the first circuit board 4 are designed in a split mode, when the voltage is too high, voltage clamping is carried out through the second circuit board 6, redundant current is absorbed to protect electric parts on the first circuit board 4, the second circuit board 6 is connected with the first circuit board 4 through the connecting lead 5, the second circuit board 6 is connected with the coil wiring board 8 through the connecting sheet 7, when an external lead is inserted into the plug-in port 11, the port of the plug-in lead can be abutted to the coil wiring board 8, and current flows from the coil wiring board 8 through the second circuit board 6 through the connecting sheet 7 and then flows to the first circuit board 4 through the connecting lead 5.

According to the fig. 1-6, the insulating frame 2 is connected with the insulating cover 9 by a spring latch mechanism, a switch mechanism 10 is arranged on the insulating cover 9, and the switch mechanism 10 is connected with the circuit breaker operating mechanism 3.

In a further embodiment, the circuit breaker operating mechanism 3 can be opened and closed by the switch mechanism 10.

Specifically, a circle of convex blocks 12 are arranged on the inner side of the insulating sealing cover 9, and notches 13 matched with the convex blocks 12 are formed in the closed contact surface of the insulating frame body 2 and the insulating sealing cover 9.

In a further embodiment, by providing the protrusion 9, the protrusion 9 is inserted into the notch 13 in the closed state, which limits the position of the insulation cover 9 and the insulation frame 2 after connection.

Specifically, the spring clamping block mechanism comprises sliding grooves symmetrically formed in two sides of the insulating sealing cover 9, pushing blocks 14 are symmetrically arranged inside the sliding grooves, the inner sides of the pushing blocks 14 are connected with connecting rods, the connecting rods penetrate through the baffle 15 and slide in sliding rails formed in the baffle 15, the connecting rods are connected with the inner walls of the sliding grooves through springs 16, and L-shaped clamping blocks 17 are connected to one sides of the connecting rods.

Specifically, the other end of the L-shaped latch 17 penetrates the outside of the insulating cover 9, and a magnet 18 is mounted at the bottom of the L-shaped latch 17.

In a further embodiment, the L-shaped latch 17 is in a closed state inside the slot 19 by arranging the magnet 18, and the connection is tight, so that the insulation cover 9 and the insulation frame 2 are connected more firmly.

In a further embodiment, the inner wall of the insulating frame 2 is symmetrically provided with slots 19 matching with the L-shaped blocks 17, and the insides of the slots 19 are in a communicating state.

When the circuit breaker operating mechanism 3 in the insulating frame 2 needs to be maintained, the push blocks 14 are pushed to enable the push blocks 14 to be gradually far away from each other, the springs 16 are in a gradually compressed state at the moment, the magnets 18 at the bottoms of the L-shaped clamping blocks 17 are separated, when the L-shaped clamping blocks 17 are separated to a certain position, the L-shaped clamping blocks 17 can be drawn out from the clamping grooves 19, and the insulating sealing cover 9 can be separated from the insulating frame 2 at the moment.

Those not described in detail in this specification are within the skill of the art.

The terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for ease of description, but are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the scope of the invention.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a split type easy maintenance circuit breaker, includes mounting panel (1), its characterized in that: the circuit breaker is characterized in that an insulating frame body (2) is fixed on one side of the mounting plate (1), a circuit breaker operating mechanism (3) is arranged inside the insulating frame body (2), a first circuit board (4) is installed on the circuit breaker operating mechanism (3), the first circuit board (4) is connected with a second circuit board (6) through a connecting wire (5), one side of the second circuit board (6) is connected with a coil wiring board (8) through a connecting piece (7), the insulating frame body (2) is connected with an insulating sealing cover (9) in a clamping mode through a spring clamping block mechanism, a switch mechanism (10) is arranged on the insulating sealing cover (9), and the switch mechanism (10) is connected with the circuit breaker operating mechanism (3).

2. The split easy-maintenance circuit breaker according to claim 1, characterized in that: an inserting port (11) is formed in one side of the insulating frame body (2), and one end of the inserting port (11) is in contact with the coil wiring board (8).

3. The split easy-maintenance circuit breaker according to claim 1, characterized in that: a circle of convex blocks (12) are arranged on the inner side of the insulating sealing cover (9), and notches (13) matched with the convex blocks (12) are formed in the closed contact surface of the insulating frame body (2) and the insulating sealing cover (9).

4. The split easy-maintenance circuit breaker according to claim 1, characterized in that: the spring clamping block mechanism comprises sliding grooves symmetrically formed in two sides of the insulating sealing cover (9), pushing blocks (14) are symmetrically arranged inside the sliding grooves, the inner sides of the pushing blocks (14) are connected with connecting rods, the connecting rods penetrate through the baffle plates (15) and slide in sliding rails arranged on the baffle plates (15), the connecting rods are connected with the inner walls of the sliding grooves through springs (16), and L-shaped clamping blocks (17) are connected to one sides of the connecting rods.

5. The split easy-maintenance circuit breaker according to claim 4, characterized in that: the other end of the L-shaped fixture block (17) penetrates through the outer side of the insulating sealing cover (9), and a magnet (18) is installed at the bottom of the L-shaped fixture block (17).

6. The split easy-maintenance circuit breaker according to claim 5, characterized in that: the inner wall of the insulating frame body (2) is symmetrically provided with clamping grooves (19) matched with the L-shaped clamping blocks (17), and the insides of the clamping grooves (19) are in a communicated state.