CN217822627U

CN217822627U - Circuit breaker with intelligent detection function

Info

Publication number: CN217822627U
Application number: CN202221471001.0U
Authority: CN
Inventors: 徐波; 李军; 李贵; 李炜
Original assignee: Zhejiang Minghui Intelligent Electric Co ltd
Current assignee: Zhejiang Minghui Intelligent Electric Co ltd
Priority date: 2022-06-13
Filing date: 2022-06-13
Publication date: 2022-11-15
Anticipated expiration: 2032-06-13

Abstract

The utility model discloses a circuit breaker with intellectual detection system function, include: a circuit breaker body; the circuit breaker is characterized in that wiring terminals for connecting a power supply to allow current to pass through are arranged at two ends of the circuit breaker body; the circuit breaker body is also provided with a circuit board for intelligently analyzing the current passing through the wiring terminal and a connecting terminal for electrically connecting the wiring terminal and the circuit board; the connecting terminal is detachably connected to the circuit breaker body; one end of the connecting terminal is electrically connected with the circuit board and the other end of the connecting terminal is electrically connected with the wiring terminal. The circuit breaker with the intelligent detection function does not need to reuse a wire for welding connection, facilitates the installation of a circuit board and the sampling in a circuit connected with a wiring terminal, and therefore the installation efficiency of the circuit breaker can be improved, and the stability of a circuit structure can be guaranteed.

Description

Circuit breaker with intelligent detection function

Technical Field

The utility model relates to a technical field of intelligent circuit breaker, concretely relates to circuit breaker with intellectual detection system function.

Background

A circuit breaker is a switching device capable of closing, carrying, and opening/closing a current under a normal circuit condition and closing, carrying, and opening/closing a current under an abnormal circuit condition within a prescribed time. The circuit breaker is connected in the circuit, when the circuit has serious overload or short circuit, undervoltage and other faults, the circuit can be automatically cut off, the function of the circuit breaker is equivalent to the combination of a fuse type switch, an over-under-heat relay and the like, the power utilization safety of the circuit is improved, internal parts of the zero circuit breaker are not required to be changed after fault current is cut off, and the service life is long.

Along with scientific and technological development, in order to effectively monitor the power consumption condition of circuit to and each item parameter of circuit breaker when breaking circuit, then install various sensors and controller on the circuit breaker, form intelligent circuit breaker and monitor and control the electric current through the circuit breaker in order to make things convenient for the monitoring personnel in real time, make things convenient for control circuit.

Install the sampling circuit board in the bottom of circuit breaker among the prior art, the binding post (incoming line terminal and leading-out terminal) at circuit breaker both ends is connected to the sampling circuit board, real-time supervision flows the electric current condition of circuit breaker, common connected mode between sampling circuit board and the binding post is for welding the both ends of a wire respectively on sampling circuit board and binding post, need cut the wire of certain length in advance, then weld the wire on binding post earlier, weld with the sampling circuit board again, when welding with binding post, need pass the connecting hole of circuit breaker bottom with the wire, lead to wire and binding post's inefficiency, influence the production efficiency of circuit breaker.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved by the utility model

The application provides a circuit breaker with intellectual detection system function to the problem of the connection between the sampling circuit board of above current circuit breaker and binding post.

2. Technical scheme

In order to solve the above problem, the utility model provides a technical scheme does:

a circuit breaker with a smart detection function, comprising: a circuit breaker body; the two ends of the circuit breaker body are provided with wiring terminals for connecting a power supply to pass current; the circuit breaker body is also provided with a circuit board for intelligently analyzing the current passing through the wiring terminal and a connecting terminal for electrically connecting the wiring terminal and the circuit board; the connecting terminal is detachably connected to the circuit breaker body; one end of the connecting terminal is electrically connected with the circuit board and the other end is electrically connected with the connecting terminal.

Further, the breaker body is formed with a threaded hole; the connecting terminal is provided with a mounting through hole; the connection terminal passes the installation through-hole and screws into the screw hole through the bolt and fixes to the circuit breaker body.

Further, the circuit board is mounted below the circuit breaker body; the wiring terminal is positioned above the circuit breaker body; the bolt is a conductive bolt made of metal; the bolt is screwed into the threaded hole from the lower part of the circuit breaker body and the end part of the bolt penetrates out of the threaded hole to be in contact with the wiring terminal.

Further, the terminal block is formed with a screw insertion hole for screwing in a bolt.

Further, the circuit board is formed with a limiting jack; one end of the connecting terminal is arranged in the limiting jack in an interference mode.

Furthermore, the inner wall of the limiting jack is made of a conductive material; the inner wall is electrically connected to the circuit of the circuit board.

Further, the connection terminal includes: the mounting device comprises a mounting end part, a first connecting arm connected to the mounting end part, a second connecting arm connected to the first connecting arm and a third connecting arm connected to the second connecting arm; the mounting end part is provided with a mounting through hole; one end of the third connecting arm, which is far away from the second connecting arm, is inserted into the limiting jack.

Further, the circuit breaker body is formed with a first mounting groove for accommodating the first connecting arm and a second mounting groove for accommodating the second connecting arm; the first mounting groove is communicated with the second mounting groove.

Further, the third connecting arm and the first connecting arm are respectively perpendicular to two ends of the second connecting arm; the extending direction of the first connecting arm is perpendicular to the mounting end part; the extending direction of the first mounting groove is vertical to the extending direction of the second mounting groove.

Furthermore, a limiting part used for limiting the installation position of the first connecting arm is arranged in the first installation groove.

3. Advantageous effects

Adopt the technical scheme provided by the utility model, compare with prior art, have following beneficial effect:

the utility model provides a circuit breaker with intellectual detection system function passes through connecting terminal's both ends electric connection to circuit board and binding post to transmit binding post's circuit to the circuit board, need not to reuse the wire and carry out welded connection, sample in making things convenient for the installation of circuit board and inserting binding post's the circuit, the installation effectiveness that can not only improve the circuit breaker like this can also guarantee circuit structure's stability.

Drawings

Fig. 1 is a schematic diagram of a circuit breaker with an intelligent detection function according to an embodiment of the present invention;

fig. 2 is a schematic diagram of another view of the circuit breaker with smart detection function of fig. 1;

fig. 3 is a partially enlarged schematic view of the circuit breaker with smart detection function of fig. 2;

the circuit breaker comprises a circuit breaker body 1, a threaded hole 11, a first mounting groove 12, a limiting portion 13, a second mounting groove 14, a circuit board 2, a limiting jack 21, a connecting terminal 3, a mounting end portion 31, a first connecting arm 32, a second connecting arm 33, a third connecting arm 34, a mounting through hole 35, a bolt 4, a connecting terminal (not shown) and a threaded jack (not shown).

Detailed Description

For a further understanding of the present invention, reference will be made to the following detailed description taken in conjunction with the accompanying drawings and examples.

The present application will be described in further detail with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and are not limiting of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings. The utility model discloses in words such as first, second, be for the description the utility model discloses a technical scheme is convenient and set up, and does not have specific limiting action, is general finger, right the technical scheme of the utility model does not constitute limiting action. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art. A plurality of technical schemes in the same embodiment and a plurality of technical schemes in different embodiments can be arranged and combined to form a new technical scheme without contradiction or conflict, which is all in the scope of the utility model.

Example 1

As shown in fig. 1 to fig. 3, for the utility model discloses a circuit breaker with intellectual detection system function, include: a circuit breaker body 1. The circuit breaker body 1 is provided with binding post at both ends, and the binding post at these both ends is incoming wire terminal and terminal outgoing lines respectively. The binding post switch-on power at the both ends of circuit breaker body 1 passes through the circuit breaker with the power supply current to make the circuit breaker insert realize the function of overload circuit break in using the circuit. The circuit breaker body 1 is also provided with a circuit board 2 and a connection terminal 3. The circuit board 2 is used for collecting current passing through the wiring terminal and intelligently analyzing the current passing through the wiring terminal, so that whether the current in the using circuit is overloaded or not is intelligently detected in real time. The connection terminal 3 electrically connects the connection terminal and the circuit board 2. Specifically, the connection terminal 3 is detachably connected to the circuit breaker body 1 so as to mount the connection terminal 3. One end of the connection terminal 3 is electrically connected to the circuit board 2 and the other end is electrically connected to the connection terminal, so as to form a detection circuit with the circuit board 2 and the connection terminal. When the installation, fix connecting terminal 3 on circuit breaker body 1 earlier to make the other end electric connection binding post of connecting terminal 3, then install circuit board 2, make circuit board 2 and the one end electric connection of connecting terminal 3.

Foretell circuit breaker with intellectual detection system function passes through connecting terminal 3's both ends electric connection to circuit board 2 and binding post to transmit binding post's circuit to circuit board 2, carry out real-time sampling monitoring through circuit board 2 to the electric current and the voltage through circuit breaker body 1, need not to reuse the wire and carry out welded connection, sample in making things convenient for circuit board 2's installation and the circuit that inserts binding post, can not only improve the installation effectiveness of circuit breaker like this and can also guarantee circuit structure's stability.

As a further embodiment, the breaker body 1 is formed with a screw hole 11, and the connection terminal 3 is formed with a mounting through hole 35. The connection terminal 3 is fixed to the circuit breaker body 1 by the bolt 4 passing through the mounting through hole 35 and screwing into the screw hole 11, so that the mounting structure is simple. The threaded hole 11 is a sunken threaded hole, so that the bolt 4 can be installed in a sunken mode, and installation obstruction to other parts is avoided.

Further, when the circuit board 2 is mounted on the lower side of the circuit breaker body 1, the terminal is mounted on the upper side of the circuit breaker body 1. The above-mentioned bolt 4 is a conductive bolt 4 made of metal. The bolt 4 is screwed into the threaded hole 11 from the lower part of the circuit breaker body 1 and the end part of the bolt penetrates out of the threaded hole 11 to contact the wiring terminal. In this scheme, bolt 4 still realizes the electrical property between connecting terminal 3 and the binding post through one end contact binding post when fixed mounting connecting terminal 3, need not other installation measures, and electric connection simple structure, the installation effectiveness is high, and is with low costs.

On the basis of the scheme, a threaded jack is formed below the wiring terminal. When one end of the bolt 4 penetrates out of the hole of the threaded hole 11, the bolt is directly screwed into the threaded insertion hole. The hole wall of the threaded insertion hole and the material of the connecting terminal are the same, and the threaded insertion hole has conductivity. This makes the electrical connection structure more stable. The terminal is not shown in the figures and is mounted above one end of the bolt 44.

As a further embodiment, the circuit board 2 is formed with a limit insertion hole 21. One end of the connection terminal 3 is interference-mounted in the limit insertion hole 21. In this scheme, the inner wall of the limiting insertion hole 21 is made of a conductive material, and the inner wall is electrically connected to the circuit of the circuit board 2. When the installation, earlier fix connecting terminal 3 on circuit breaker body 1 through bolt 4, then establish circuit board 2 in the periphery of connecting terminal 3's one end through spacing jack 21 interference cover, so not only can carry out prepositioning to the installation of circuit board 2, guarantee circuit board 2's installation accuracy, can also realize the electric connection between connecting terminal 3 and circuit board 2 through the electric property conduction structure between connecting terminal 3's one end and spacing jack 21's the pore wall, need not other installation measures, electric connection simple structure, the installation effectiveness is high, and with low costs

Specifically, the connection terminal 3 includes: a mounting end 31, a first connecting arm 32, a second connecting arm 33 and a third connecting arm 34. A first connecting arm 32 is connected to the mounting end 31, a second connecting arm 33 is connected to the first connecting arm 32, and a third connecting arm 34 is connected to the second connecting arm 33. The mounting end portion 31 is formed with the above-described mounting through hole 35. During installation, one end, far away from the second connecting arm 33, of the third connecting arm 34 of the connecting terminal 3 is inserted into the limiting insertion hole 21, the installation end portion 31 is fixed on the breaker body 1 through the bolt 4, and then the installation end portion is electrically connected to the connecting terminal through the bolt 4. Therefore, the whole structure is simple, and the connecting circuit is not complex.

Further, the circuit breaker body 1 is formed with a first mounting groove 12 and a second mounting groove 14, and the first mounting groove 12 communicates with the second mounting groove 14. The first mounting groove 12 is for receiving the first connecting arm 32, and the second mounting groove 14 is for receiving the second connecting arm 33. Therefore, the first mounting groove 12 and the second mounting groove 14 can be used for mounting and limiting the connecting terminals 3, the connecting terminals 3 can be protected, and the connecting terminals 3 are prevented from being scratched during mounting.

Specifically, the third connecting arm 34 and the first connecting arm 32 are perpendicular to both ends of the second connecting arm 33, respectively, the extending direction of the first connecting arm 32 is perpendicular to the mounting end portion 31, and the extending direction of the first mounting groove 12 is perpendicular to the extending direction of the second mounting groove 14. By such a vertical structure, the mounting position of the connection terminal 3 can be further stabilized, and the occurrence of the situation in which the mounting terminal slides in the mounting groove can be avoided. The third connecting arm 34 and the first connecting arm 32 may extend in the same or opposite directions, that is, one end of the third connecting arm 34 may be inserted into the position-limiting insertion hole 21 from the upper side of the circuit board 2, or may be inserted into the position-limiting insertion hole 21 from the lower side of the circuit board 2.

Furthermore, a limiting portion 13 is disposed in the first mounting groove 12. The limiting portion 13 clamps the first connecting arm 32 from both sides of the first connecting arm 32, so that the mounting position of the first connecting arm 32 is limited, and the first connecting arm 32 is prevented from shaking left and right.

The present invention and its embodiments have been described above schematically, and the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching of the present invention, without departing from the inventive spirit of the present invention, the person skilled in the art should also design the similar structural modes and embodiments without creativity to the technical solution, and all shall fall within the protection scope of the present invention.

Claims

1. A circuit breaker with a smart detection function, comprising: a circuit breaker body; the circuit breaker is characterized in that wiring terminals for connecting a power supply to allow current to pass through are arranged at two ends of the circuit breaker body; the circuit breaker body is also provided with a circuit board for intelligently analyzing the current passing through the wiring terminal and a connecting terminal for electrically connecting the wiring terminal and the circuit board; the connecting terminal is detachably connected to the circuit breaker body; one end of the connecting terminal is electrically connected with the circuit board and the other end of the connecting terminal is electrically connected with the wiring terminal.

2. The circuit breaker with intelligent detection function according to claim 1,

the breaker body is provided with a threaded hole; the connecting terminal is provided with a mounting through hole; the connecting terminal passes through the bolt the installation through-hole and screw in the screw hole is fixed extremely the circuit breaker body.

3. The circuit breaker with intelligent detection function according to claim 2,

the circuit board is arranged below the circuit breaker body; the wiring terminal is positioned above the circuit breaker body; the bolt is a conductive bolt made of metal; the bolt is screwed into the threaded hole from the lower part of the circuit breaker body, and the end part of the bolt penetrates out of the threaded hole to be contacted with the wiring terminal.

4. The circuit breaker with intelligent detection function according to claim 3,

the wiring terminal is formed with a threaded insertion hole for the bolt to be screwed in.

5. The circuit breaker with intelligent detection function according to claim 1,

the circuit board is provided with a limiting jack; one end of the connecting terminal is arranged in the limiting jack in an interference mode.

6. The circuit breaker with intelligent detection function according to claim 5,

the inner wall of the limiting jack is made of a conductive material; the inner wall is electrically connected to the circuit of the circuit board.

7. The circuit breaker with intelligent detection function according to claim 6,

the connection terminal includes: a mounting end, a first connecting arm connected to the mounting end, a second connecting arm connected to the first connecting arm, and a third connecting arm connected to the second connecting arm; the mounting end part is provided with a mounting through hole; and one end of the third connecting arm, which is far away from the second connecting arm, is inserted into the limiting jack.

8. The circuit breaker with intelligent detection function according to claim 7,

the circuit breaker body is provided with a first mounting groove for accommodating the first connecting arm and a second mounting groove for accommodating the second connecting arm; the first mounting groove is communicated with the second mounting groove.

9. The circuit breaker with intelligent detection function according to claim 8,

the third connecting arm and the first connecting arm are respectively vertical to two ends of the second connecting arm; the extending direction of the first connecting arm is perpendicular to the mounting end part; the extending direction of the first mounting groove is perpendicular to the extending direction of the second mounting groove.

10. The circuit breaker with intelligent detection function according to claim 9,

and a limiting part used for limiting the installation position of the first connecting arm is arranged in the first installation groove.