CN216015216U

CN216015216U - Intelligent circuit breaker with automatic power taking structure

Info

Publication number: CN216015216U
Application number: CN202121929654.4U
Authority: CN
Inventors: 杨建定
Original assignee: Hangzhou Shenzhijiang Electric Co ltd
Current assignee: Hangzhou Shenzhijiang Electric Co ltd
Priority date: 2021-08-17
Filing date: 2021-08-17
Publication date: 2022-03-11
Anticipated expiration: 2031-08-17

Abstract

The utility model discloses an intelligent circuit breaker with an automatic power taking structure, which comprises circuit breaker shells and shells, wherein the number of the circuit breaker shells is not less than four, the circuit breaker shells are sequentially arranged, one side of one of the circuit breaker shells is fixedly connected with the shells, a PCB (printed circuit board) is arranged in each shell, a microswitch is arranged on each PCB, one side of each shell is fixedly connected with a fixing plate, and a sliding groove is formed in each fixing plate. The microswitch is provided with a switch contact rod, and one end of the switch contact rod is fixedly connected with an arc-shaped rod. In the user will get the electric card and insert the spout, the card downstream contacts the arc pole to promote the arc pole downwards, make the arc pole drive the switch feeler lever and rotate to the left side, thereby trigger micro-gap switch, micro-gap switch passes through PCB board control fifth circuit switch-on, makes indoor power supply wire first circuit and circuit ware circuit second circuit switch-on mutually, thereby the switch-on accomplishes the automatic electricity of getting.

Description

Intelligent circuit breaker with automatic power taking structure

Technical Field

The utility model relates to the technical field of circuit breakers, in particular to an intelligent circuit breaker with an automatic power taking structure.

Background

The circuit breaker is a switching device capable of closing, carrying, and opening/closing a current under a normal circuit condition and a current under an abnormal circuit condition within a prescribed time. The circuit breakers are divided into high-voltage circuit breakers and low-voltage circuit breakers according to the application range, the high-voltage and low-voltage boundary lines are relatively vague, and the circuit breakers above 3kV are generally called high-voltage electric appliances. The circuit breaker can be used for distributing electric energy, starting an asynchronous motor infrequently, protecting a power supply circuit, the motor and the like, and automatically cutting off a circuit when faults such as serious overload, short circuit, undervoltage and the like occur, and the function of the circuit breaker is equivalent to the combination of a fuse type switch, an over-under-heat relay and the like. Furthermore, no parts need to be changed after breaking the fault current. A circuit breaker generally includes a contact system, an arc extinguishing system, an operating mechanism, a trip unit, a case, and the like. When short circuit occurs, the magnetic field generated by large current overcomes the counterforce spring, the release pulls the operating mechanism to act, and the switch trips instantly. When the overload happens, the current is increased, the heating value is increased, and the bimetallic strip deforms to a certain degree to push the mechanism to act.

Most intelligent annex need get the electricity from the circuit breaker side when using with intelligent circuit breaker concatenation, for this reason, propose an intelligent circuit breaker with get the electricity structure automatically.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an intelligent circuit breaker with an automatic power taking structure, so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an intelligent circuit breaker with get electric structure automatically, includes circuit breaker casing and casing, four are no less than to the quantity of circuit breaker casing, circuit breaker casing arranges in proper order, one of them one side of circuit breaker casing with casing fixed connection, install the PCB board in the casing, install micro-gap switch on the PCB board, one side fixedly connected with fixed plate of casing, the spout has been seted up on the fixed plate.

Preferably, the microswitch is provided with a switch contact rod, one end of the switch contact rod is fixedly connected with an arc rod, and one end of the arc rod, which is far away from the switch contact rod, is welded with a guide plate.

Preferably, a through hole is formed in one side, close to the shell, of the fixing plate, and the arc-shaped rod and the guide plate penetrate through the through hole.

Preferably, the inner side of the fixing plate is provided with an arc-shaped groove, the sliding groove is internally provided with a gradually reducing groove, and the inner side of the shell is provided with the relay.

Preferably, the top of the circuit breaker housing is electrically connected to a second line, the top of the second line is electrically connected to a fourth line, one end of the fourth line far from the second line is electrically connected to a third line, the third line is electrically connected to a first line, the bottom of the third line is electrically connected to a fifth line, and one end of the fifth line is electrically connected to the PCB.

Preferably, the circuit breaker housing is provided with a switch, the inner side of the circuit breaker housing is slidably connected with an arc chute, and the arc chute is provided with at least seven metal sheets which are sequentially arranged.

Compared with the prior art, the utility model has the beneficial effects that: when the user will get in the electric card inserts the spout, the card downstream, and then contact arc pole to promote the arc pole downwards, make the arc pole drive the switch feeler lever and rotate to the left side, thereby trigger micro-gap switch, micro-gap switch passes through PCB board control fifth circuit switch-on, makes indoor power supply wire first circuit and circuit ware circuit second circuit switch-on mutually, thereby the switch-on, the completion is automatic gets the electricity.

Drawings

Fig. 1 is a schematic structural diagram of an intelligent circuit breaker with an automatic power-taking structure according to the present invention;

FIG. 2 is an enlarged view of the structure of area A in FIG. 1 according to the present invention;

FIG. 3 is a perspective view of the switch contact lever of the present invention;

fig. 4 is a schematic diagram of the internal structure of the circuit breaker of the present invention.

In the figure: 1. a circuit breaker housing; 11. a switch; 12. an arc chute; 21. a first line; 22. a second line; 23. a third line; 24. a fourth line; 25. a fifth line; 31. a housing; 32. a fixing plate; 33. a chute; 34. an arc-shaped slot; 35. a relay; 36. a microswitch; 321. a through hole; 331. a tapered slot; 361. a switch feeler lever; 362. an arcuate bar; 363. a guide plate; 37. and (7) a PCB board.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

Referring to fig. 1-4, the present invention provides a technical solution: an intelligent circuit breaker with an automatic electricity taking structure comprises a circuit breaker shell 1 and a shell 31, wherein an overload protection system is installed in the circuit breaker shell 1, when the current is too large, the circuit can be instantly broken to protect electric appliances and personal safety, the number of the circuit breaker shell 1 is not less than four, a plurality of circuit breakers act together to protect each circuit in a room, the circuit breaker shell 1 is sequentially arranged, one side of one circuit breaker shell 1 is fixedly connected with the shell 31, an electricity taking structure is installed in the shell 31, the electricity taking mechanism comprises a PCB (printed circuit board) 37, a microswitch 36, a relay 35, a third circuit 23, a fourth circuit 24, a fifth circuit 25 and a fixed plate 32, the PCB 37 is installed in the shell 31, the microswitch 36 is installed on the PCB 37, one side of the shell 31 is fixedly connected with the fixed plate 32, a chute 33 is formed in the fixed plate 32, when a user inserts an electricity taking card into the chute 33, the card moves down, and then contact arc pole 362, and promote arc pole 362 downwards, make arc pole 362 drive switch feeler lever 361 rotate to the left side, thereby trigger micro-gap switch 36, micro-gap switch 36 passes through PCB board 37 control fifth circuit 25 switch-on, make indoor power supply wire first circuit 21 and circuit ware circuit second circuit 22 switch-on mutually, thereby switch-on, accomplish and get the electricity, arc groove 34 is used for placing arc pole 362, relay 35 is time relay, when adding or detaching the input signal on PCB board 37, output part need delay or time limit to the regulation time just closed or break its controlled circuit, reach the effect of the electricity of delaying, when the card is extracted, micro-gap switch 36 closes, the circuit is closed in the time delay.

Specifically, in this embodiment, the micro switch 36 is provided with a switch contact rod 361, one end of the switch contact rod 361 is fixedly connected with an arc rod 362, one end of the arc rod 362 far away from the switch contact rod 361 is welded with a guide plate 363, and the guide plate 363 can prevent the card from being inserted into the housing 31 by mistake.

Specifically, in this embodiment, a through hole 321 is formed in one side of the fixing plate 32 close to the housing 31, the arc rod 362 and the guide plate 363 both pass through the through hole 321, and the through hole 321 is formed, so that the arc rod 362 and the guide plate 363 can pass through the fixing plate 32.

Specifically, in this embodiment, an arc-shaped groove 34 is formed in the inner side of the fixing plate 32, a tapered groove 331 is formed in the sliding groove 33, a relay 35 is installed on the inner side of the housing 31, the arc-shaped groove 34 is used for placing the arc-shaped rod 362, the relay 35 is a time relay, and when an input signal on the PCB 37 is added or removed, the controlled circuit of the output part needs to be closed or opened after a delay or a time limit reaches a specified time.

Specifically, in this embodiment, the top of the circuit breaker housing 1 is electrically connected to the second circuit 22, the top of the second circuit 22 is electrically connected to the fourth circuit 24, one end of the fourth circuit 24 away from the second circuit 22 is electrically connected to the third circuit 23, the third circuit 23 is electrically connected to the first circuit 21, the bottom of the third circuit 23 is electrically connected to the fifth circuit 25, and one end of the fifth circuit 25 is electrically connected to the PCB 37.

Specifically, in this embodiment, the switch 11 is installed on the circuit breaker housing 1, the arc chute 12 is slidably connected to the inner side of the circuit breaker housing 1, at least seven metal sheets arranged in sequence are arranged on the arc chute 12, and the arc chute 12 can cut the long arc inside the circuit breaker housing 1 into a plurality of short arcs to protect the circuit breaker.

Working principle or structural principle: when a user inserts a power-taking card into the sliding groove 33, the card moves downwards to contact the arc-shaped rod 362 and pushes the arc-shaped rod 362 downwards, so that the arc-shaped rod 362 drives the switch contact rod 361 to rotate towards the left side, thereby triggering the micro switch 36, the micro switch 36 controls the fifth circuit 25 to be switched on through the PCB 37, so that the indoor power supply lead first circuit 21 is switched on with the circuit device circuit second circuit 22, thereby switching on the power supply and completing power taking, the arc-shaped groove 34 is used for placing the arc-shaped rod 362, the relay 35 is a time relay, when an input signal on the PCB 37 is added or removed, an output part needs to be delayed or limited to a specified time to close or disconnect a controlled circuit, the effect of delayed power taking is achieved, when the card is pulled out, the micro switch 36 is turned off, the circuit is turned off in a delayed mode, and the arc chute 12 can cut the long arc inside the circuit breaker shell 1 into a plurality of short arcs and can protect the circuit breaker.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an intelligent circuit breaker with automatic electricity structure of getting, includes circuit breaker casing (1) and casing (31), its characterized in that: the quantity of circuit breaker casing (1) is no less than four, circuit breaker casing (1) arranges in proper order, one of them one side of circuit breaker casing (1) with casing (31) fixed connection, install PCB board (37) in casing (31), install micro-gap switch (36) on PCB board (37), one side fixedly connected with fixed plate (32) of casing (31), spout (33) have been seted up on fixed plate (32).

2. The intelligent circuit breaker with the automatic power taking structure as claimed in claim 1, wherein: install switch feeler lever (361) on micro-gap switch (36), the one end fixedly connected with arc pole (362) of switch feeler lever (361), arc pole (362) are kept away from the one end welding of switch feeler lever (361) has deflector (363).

3. The intelligent circuit breaker with the automatic power taking structure as claimed in claim 2, wherein: one side, close to the shell (31), of the fixing plate (32) is provided with a through hole (321), and the arc-shaped rod (362) and the guide plate (363) penetrate through the through hole (321).

4. The intelligent circuit breaker with the automatic power taking structure as claimed in claim 1, wherein: arc-shaped groove (34) have been seted up to fixed plate (32) inboard, seted up convergent groove (331) in spout (33), relay (35) are installed to casing (31) inboard.

5. The intelligent circuit breaker with the automatic power taking structure as claimed in claim 1, wherein: the top electric connection of circuit breaker casing (1) has second circuit (22), the top electric connection of second circuit (22) has fourth circuit (24), fourth circuit (24) are kept away from the one end electric connection of second circuit (22) has third circuit (23), electric connection has first circuit (21) on third circuit (23), the bottom electric connection of third circuit (23) has fifth circuit (25), the one end of fifth circuit (25) with PCB board (37) electric connection.

6. The intelligent circuit breaker with the automatic power taking structure as claimed in claim 1, wherein: install switch (11) on circuit breaker casing (1), the inboard sliding connection of circuit breaker casing (1) has arc extinguishing bars (12), be provided with the sheetmetal of being no less than seven arranging in proper order on arc extinguishing bars (12).