CN219800763U

CN219800763U - Modularized circuit breaker

Info

Publication number: CN219800763U
Application number: CN202320934175.4U
Authority: CN
Inventors: 罗磊
Original assignee: Hubei Senyue Intelligent Technology Co ltd
Current assignee: Taizhou Mintai Intelligent Technology Co.,Ltd.
Priority date: 2023-04-23
Filing date: 2023-04-23
Publication date: 2023-10-03
Anticipated expiration: 2033-04-23

Abstract

The utility model discloses a modularized circuit breaker, and relates to the technical field of circuit breakers. The circuit breaker comprises a circuit breaker body, wherein wiring parts are respectively constructed on two opposite sides of the circuit breaker body, and jacks are respectively arranged on the two wiring parts; the two plug-in seats are respectively detachably arranged on the two wiring parts, a groove is formed in one side of each plug-in seat, an end plate is arranged in each groove, a plug is constructed on each end plate, and the end parts of the plugs movably penetrate through the plug-in seats and are in plug-in fit with the jacks; the wiring part and the plug socket are independently structured, and the wiring part and the plug socket can be detached and separated, and are connected through the matching of the jack, the end plate and the plug, so that the plug socket can be separated from the circuit breaker body when the electric wire is installed later, the electric wire is convenient to install, and meanwhile, when the connection point of the electric wire and the end part leads to the damage of the plug socket, the plug socket can be directly replaced without replacing the circuit breaker body, the waste of resources is reduced, and the practicability is improved.

Description

Modularized circuit breaker

Technical Field

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

Background

The circuit breaker is a switching device capable of switching on, carrying and breaking a current under normal loop conditions and switching on, carrying and breaking a current under abnormal loop conditions within a specified time, and is divided into a high-voltage circuit breaker and a low-voltage circuit breaker according to the application range of the circuit breaker, wherein the circuit breaker can automatically cut off a circuit when serious overload or short circuit, undervoltage and other faults occur, the circuit breaker has functions equivalent to the combination of a fuse type switch, an underheating relay and the like, and parts do not need to be changed after breaking fault current.

The circuit breaker has the division of large-scale circuit breaker and miniature circuit breaker, traditional miniature circuit breaker's wiring position is integrative with the circuit breaker, when miniature circuit breaker installs in narrow space, and the circuit breaker position is motionless when the wiring, leads to the wiring operation inconvenient, and traditional miniature circuit breaker is in the use, often because the electric wire and the contact of wiring position of circuit breaker are poor, and cause wiring position to burn out and have to change new circuit breaker, however under the general condition, electric wire and contact poor contact are just burnt out wiring position, and other positions of circuit breaker are normal generally, have caused the waste of resource to a certain extent, therefore, the utility model proposes a modularization circuit breaker.

Disclosure of Invention

The utility model aims at: to solve the above-described problems in the background, the present utility model provides a modular circuit breaker.

The utility model adopts the following technical scheme for realizing the purposes:

a modular circuit breaker, comprising:

the circuit breaker comprises a circuit breaker body, wherein wiring parts are respectively constructed on two opposite sides of the circuit breaker body, and jacks are respectively formed in the two wiring parts;

the two plug-in sockets are detachably mounted on the two wiring parts respectively, a groove is formed in one side of each plug-in socket, an end plate is arranged in the groove, a plug is constructed on the end plate, the end part of the plug movably penetrates through the plug-in socket and is matched with the jack in an inserting mode, and a screw rod extending from the end part to the groove is penetrated through threads on the plug-in socket.

Further, the wiring portion is constructed with the installation piece, the slot has been seted up on the installation piece, the longitudinal section structure of slot is the shape of falling T, be provided with the connecting block on the plug seat, be provided with on the connecting block with the slot inserts and establishes complex intubate, two logical grooves have been seted up to the surface symmetry of intubate, two it has been located to lead to the inslot to all roll to insert in the groove ball in the intubate, be provided with the baffle in the intubate, the activity has run through the axostylus axostyle on the baffle, the one end of axostylus axostyle is provided with the toper piece, the conical surface of toper piece and two the ball rolls overlap joint, the other end of axostylus axostyle is provided with the stopper, the stopper with install the cover between the baffle and establish spacing spring on the axostylus axostyle.

Further, the opposite sides of the breaker body are respectively provided with a T-shaped strip, the two plug-in seats are respectively provided with a T-shaped groove, and the two T-shaped strips are respectively matched with the two T-shaped grooves in an inserting way.

Further, a pressing plate is slidably arranged in the groove, and the pressing plate is located between the end plate and the screw rod.

Further, an abutting spring is connected between one side of the pressing plate far away from the end plate and the inner wall of the groove, and a transition arc is formed on one side of the pressing plate, close to the opening of the groove, of the end plate.

Further, a sealing plate for sealing the groove is arranged on the plugging seat, and a guide pipe is communicated with the sealing plate.

Further, the socket is provided with a mounting plate, and a plurality of coil posts are arranged on the mounting plate in an array manner.

The beneficial effects of the utility model are as follows: the wiring part and the socket are independently structured, the wiring part and the socket can be detached and separated, and the wiring part and the socket are connected through the matching of the jack, the end plate and the plug, so that the socket can be separated from the circuit breaker body when the electric wires are installed subsequently, the electric wires are convenient to install, meanwhile, when the connection point of the electric wires and the end part leads to the damage of the socket, the socket can be directly replaced, the circuit breaker body is not required to be replaced, the waste of resources is reduced, and the practicability is improved.

Drawings

FIG. 1 is a perspective view of the structure of the present utility model;

FIG. 2 is a further perspective view of the structure of the present utility model;

FIG. 3 is an exploded view of a three-dimensional structure of the present utility model;

FIG. 4 is a perspective cross-sectional view of the present utility model;

FIG. 5 is a cross-sectional view of yet another alternate embodiment of the present utility model;

FIG. 6 is an enlarged view of the utility model at A in FIG. 4;

FIG. 7 is an enlarged view of the utility model at B in FIG. 5;

reference numerals: 1. a circuit breaker body; 2. a wiring section; 3. a jack; 4. a socket; 5. a groove; 6. an end plate; 7. a plug; 8. a screw; 9. a slot; 10. a connecting block; 11. a cannula; 12. a through groove; 13. a ball; 14. a partition plate; 15. a shaft lever; 16. a conical block; 17. a limiting block; 18. a limit spring; 19. a T-bar; 20. a T-shaped groove; 21. a pressing plate; 22. a contact spring; 23. a sealing plate; 24. a conduit; 25. a mounting plate; 26. coiling a wire column; 27. and (5) installing a block.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

As shown in fig. 1 to 7, a modular circuit breaker according to an embodiment of the present utility model includes a circuit breaker body 1, wherein two opposite sides are configured with wiring portions 2, and two wiring portions 2 are provided with insertion holes 3; the two plug-in sockets 4 are respectively and detachably arranged on the two wiring parts 2, a groove 5 is formed in one side of the plug-in socket 4, an end plate 6 is arranged in the groove 5, a plug 7 is constructed on the end plate 6, the end part of the plug 7 movably penetrates through the plug-in socket 4 and is in plug-in fit with the jack 3, a screw rod 8 with the end part extending into the groove 5 is penetrated through the screw thread on the plug-in socket 4, the end plate 6 is made of copper, the plug 7 and the jack 3 can be electrically connected with the circuit breaker body 1 after being plugged in, when the circuit breaker body 1 is arranged in a machine case or equipment, when an electric wire needs to be connected, the plug-in socket 4 is taken out from the wiring part 2, the screw rod 8 is loosened, the electric wire is inserted into the groove 5, the wire core is overlapped with the end plate 6, the screw rod 8 is twisted to move, the end part of the screw rod 8 is abutted against the wire core, the wire core is fixed on the end plate 6, the plug-in turn, the plug-in socket 4 is arranged on the wiring part 2, the plug 7 is inserted in the jack 3, so that the electric wire is connected with the breaker body 1, when the electric wire is in poor contact with the contacts, and the electric wire contact part is burnt, the plug socket 4 is only required to be detached and replaced, the breaker body 1 is not required to be replaced and can be normally used, thereby reducing the waste of resources and improving the overall practicability of the breaker, in actual use, the small breakers are generally a plurality of small breakers arranged side by side in a device box, a monitoring alarm device can be additionally arranged on a plurality of small breakers arranged side by side, the monitoring alarm device comprises an electric leakage detection module, a control terminal, a buzzer, an indicator light and a communication module, wherein the electric leakage detection module can be an electric leakage detector, the electric leakage detector can be provided with a plurality of induction probes, the induction probes can respectively monitor the small breakers, the quantity of pilot lamp also is a plurality of and corresponds with a plurality of miniature circuit breaker respectively, the leakage detector carries out electric leakage real-time supervision to a plurality of miniature circuit breaker, and with monitoring data feedback to control terminal, control terminal makes corresponding control according to monitoring data, when the electric leakage phenomenon takes place for the contact short circuit in one of them miniature circuit breaker, control terminal control buzzer sends audible alarm, and send the alarm to computer or cell-phone mobile terminal through communication module, play the effect of remote alarm, with remind the staff, make the quick understanding condition of staff and make corresponding processing, simultaneously, control terminal control and the corresponding pilot lamp of emergence electric leakage circuit breaker are lighted, in order that the quick understanding of staff is which circuit breaker takes place the electric leakage phenomenon, in order to quick processing.

As shown in fig. 7, in some embodiments, a mounting block 27 is configured on the wiring portion 2, a slot 9 is formed on the mounting block 27, the longitudinal section of the slot 9 is configured as an inverted T shape, a connecting block 10 is arranged on the socket 4, a cannula 11 matched with the slot 9 in an inserting way is arranged on the connecting block 10, two through grooves 12 are symmetrically formed on the outer surface of the cannula 11, balls 13 positioned in the cannula 11 are inserted in the two through grooves 12 in a rolling way, a partition plate 14 is arranged in the cannula 11, a shaft lever 15 is movably penetrated on the partition plate 14, one end of the shaft lever 15 is provided with a conical block 16, the conical surface of the conical block 16 is in rolling lap joint with the two balls 13, the other end of the shaft lever 15 is provided with a limiting block 17, a limiting spring 18 sleeved on the shaft lever 15 is arranged between the limiting block 17 and the partition plate 14, when the wire and the socket 4 are installed and the wiring portion 2 are required to be installed, firstly, the limiting block 17 is pressed to enable the shaft lever 15 to slide along the partition plate 14, the limiting block 17 presses the limiting spring 18, so that the conical block 16 slides downwards along the inside of the insertion tube 11, the interference of the conical block 16 on the two round balls 13 is relieved, the two round balls 13 are contracted into the insertion tube 11, then the insertion seat 4 is placed on the wiring part 2, the plug 7 is inserted into the insertion hole 3, the insertion tube 11 is inserted into the insertion slot 9, the force of the limiting block 17 is loosened, under the interference of the elastic force of the limiting spring 18, the shaft lever 15 is driven to reset, the two round balls 13 are reset and roll into the two through slots 12 respectively, the two round balls 13 are in interference with the inner wall of the insertion slot 9, the effect of clamping the insertion tube 11 and the insertion slot 9 is achieved, the effect of fixing the insertion seat 4 on the wiring part 2 is achieved, when the fixing of the insertion seat 4 needs to be relieved, the limiting block 17 is pressed downwards, the round balls 13 are retracted into the insertion tube 11 again, the intubate 11 is pulled out from the slot 9 can, preferably, the one end opening diameter that logical groove 12 is located intubate 11 inner wall is greater than the diameter of ball 13, the one end opening diameter that logical groove 12 is located intubate 11 outer wall is less than the diameter of ball 13, after ball 13 rolls the intubate and establishes in logical inslot 12, one side of ball 13 is located intubate 11 outside, but ball 13 can not break away from intubate 11, the one end that ball 13 is located intubate 11 and the inner wall realization joint of slot 9, the clearance between the outer wall of axostylus axostyle 15 and the inner wall of intubate 11 is less than the diameter of ball 13, consequently, when tapered block 16 slides down in intubate 11, the one end that two balls 13 are located intubate 11 can retract to logical inslot 12, in order to relieve the joint to intubate 11 and slot 9, and two balls 13 still are located two logical inslot 12 respectively and can not break away from logical groove 12 completely, make when pressing axostylum 15, thereby ball 13 can not break away from logical inslot 12 free roll in intubate 11, thereby can guarantee that ball 13 can effectively realize the joint with the inner wall of slot 9 or the realization effect at the same time of 4 when the realization of easy to take off the convenient to install and remove the tool with the realization of plug-in order to take advantage of the convenience, the use, the convenient use is realized simultaneously when the installation of the plug-in order to take-free tool 17.

As shown in fig. 1 and 3, in some embodiments, the opposite sides of the breaker body 1 are configured with T-shaped strips 19, the two sockets 4 are provided with T-shaped grooves 20, the two T-shaped strips 19 are respectively matched with the two T-shaped grooves 20 in an inserting manner, when the sockets 4 are installed on the wiring portion 2, the T-shaped strips 19 are slidably inserted into the T-shaped grooves 20, and the T-shaped strips 19 are matched with the T-shaped grooves 20 in an inserting manner so as to be used for reinforcing the transverse stress of the sockets 4 (as shown in fig. 1), so that the connection strength between the sockets 4 and the wiring portion 2 is improved.

As shown in fig. 6, in some embodiments, a pressing plate 21 is slidably disposed in the groove 5, the pressing plate 21 is located between the end plate 6 and the screw rod 8, and by sliding the pressing plate 21, when the wire core of the electric wire is fixed, the screw rod 8 is twisted to move, the end portion of the screw rod 8 firstly abuts against the pressing plate 21, and then the wire core is pressed by the pressing plate 21, so that the wire core is fixedly connected with the end plate 6, and the pressing plate 21 is used for indirectly increasing the contact area between the end portion of the screw rod 8 and the wire core, so as to ensure the stability of pressing the wire core.

As shown in fig. 5, in some embodiments, an abutting spring 22 is connected between a side, away from the end plate 6, of the pressing plate 21 and an inner wall of the groove 5, and a transitional arc is configured on one side, close to the opening of the groove 5, of the pressing plate 21 and the end plate 6, through the elastic force of the abutting spring 22, even though the pressing plate 21 is not pressed by the screw rod 8, the pressing plate 21 is still overlapped with the end plate 6, when an electric wire is installed, the wire core end of the electric wire is placed at a gap between the pressing plate 21 and the end plate 6, and then the wire core is pushed into the gap, under the action of pushing force, the wire core can be placed between the pressing plate 21 and the end plate 6, under the elastic force of the abutting spring 22, the pressing plate 21 presses the wire core, and temporarily fixes the wire core, so that when the screw rod 8 is twisted, workers do not need to hold the electric wire all the time, thereby improving the convenience of installation, and the configuration of the transitional arc is convenient for placing the wire core between the pressing plate 21 and the end plate 6.

As shown in fig. 6, in some embodiments, a sealing plate 23 for sealing the groove 5 is provided on the socket 4, a conduit 24 is connected to the sealing plate 23, and by setting the sealing plate 23, the sealing plate is used for sealing the groove 5, reducing exposed windows, avoiding dust from entering to affect the electrification, so as to play a role in protecting an electrical connection point, and an electric wire is embedded into the groove 5 from the conduit 24, preferably, after the pressing plate 21 is lapped with the end plate 6, a gap of the electric wire is located at the same level with an axis of the conduit 24, and the conduit 24 can also play a role in guiding.

As shown in fig. 1 and 4, in some embodiments, the socket 4 is provided with a mounting plate 25, the mounting plate 25 is provided with a plurality of coil posts 26 in an array, after the wires are connected, a part of the wires can be wound on the plurality of coil posts 26 for temporarily accommodating a part of the wires, so that the wires are reserved for the next replacement, and meanwhile, the wires are wound, so that when the wires are pulled by accident, stress points are not directly conducted to contact points of the wire cores and the end plates 6, and the wire cores are not separated from the end plates 6, so that the protection of the wire core connection is achieved.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A modular circuit breaker, comprising:

the circuit breaker comprises a circuit breaker body (1), wherein wiring parts (2) are respectively constructed at two opposite sides, and jacks (3) are respectively formed in the two wiring parts (2);

two socket (4), respectively demountable installation on two wiring portion (2), recess (5) have been seted up to one side of socket (4), be provided with end plate (6) in recess (5), be provided with on end plate (6) plug (7) and the tip activity of plug (7) run through socket (4) and with jack (3) cartridge cooperation, threaded run through has the tip to extend to screw rod (8) in recess (5) on socket (4), be provided with installation piece (27) on wiring portion (2), slot (9) have been seted up on installation piece (27), the longitudinal section structure of slot (9) is the shape of falling T, be provided with connecting block (10) on socket (4), be provided with on connecting block (10) with socket (9) cartridge cooperation's intubate (11), the surface symmetry of intubate (11) has seted up two through grooves (12), two in through grooves (12) are equipped with in the roll and are all inserted and are located in intubate (11) conical (14) one end (14) have in plug (11), the conical surface of the conical block (16) is in rolling lap joint with the two spheres (13), a limiting block (17) is arranged at the other end of the shaft lever (15), and a limiting spring (18) sleeved on the shaft lever (15) is arranged between the limiting block (17) and the partition plate (14).

2. A modular circuit breaker according to claim 1, characterized in that the opposite sides of the circuit breaker body (1) are each configured with a T-shaped strip (19), the two sockets (4) are each provided with a T-shaped slot (20), and the two T-shaped strips (19) are respectively inserted and matched with the two T-shaped slots (20).

3. A modular circuit breaker according to claim 1, characterized in that a pressure plate (21) is slidably arranged in the recess (5), the pressure plate (21) being located between the end plate (6) and the screw (8).

4. A modular circuit breaker according to claim 3, characterized in that an interference spring (22) is connected between the side of the pressure plate (21) facing away from the end plate (6) and the inner wall of the recess (5), and both the pressure plate (21) and the side of the end plate (6) facing towards the opening of the recess (5) are configured with a transition arc.

5. A modular circuit breaker according to claim 1, characterized in that the socket (4) is provided with a closing plate (23) for closing the recess (5), the closing plate (23) being in communication with a duct (24).

6. A modular circuit breaker according to claim 1, characterized in that the socket (4) is provided with a mounting plate (25), and the mounting plate (25) is provided with a plurality of coil studs (26) in an array.