CN211295000U

CN211295000U - Circuit breaker

Info

Publication number: CN211295000U
Application number: CN202020353345.6U
Authority: CN
Inventors: 陆伦辉
Original assignee: Hebei Huaheng Electric Power Technology Co ltd
Current assignee: Hebei Huaheng Electric Power Technology Co ltd
Priority date: 2020-03-19
Filing date: 2020-03-19
Publication date: 2020-08-18
Anticipated expiration: 2030-03-19

Abstract

The utility model discloses a circuit breaker, including first casing and second casing, first casing is located one side of second casing, and passes through stud and second casing fixed connection, the positive top of first casing and the equal fixed mounting in bottom have the connector lug, two the first wire of the equal fixedly connected with of respective one end of connector lug, the one end fixedly connected with sheetmetal of first wire, the one end fixedly connected with second wire of sheetmetal, the one end of second wire alternates with one side of first casing and is connected and fixedly connected with contact. The utility model relates to the technical field of electrical apparatus, specifically provide a circuit breaker, this scheme is through being provided with first casing and second casing etc. for this circuit breaker is when excellent performance, and the structure is comparatively simple, and the cost is comparatively cheap, and is convenient for relevant personnel to maintain it, has made things convenient for people's use.

Description

Circuit breaker

Technical Field

The utility model relates to the technical field of electrical apparatus, specifically indicate a circuit breaker.

Background

The circuit breaker is a switching device capable of closing, carrying and breaking a current under a normal circuit condition and closing, carrying and breaking a current under an abnormal circuit condition within a predetermined time, and is divided into a high-voltage circuit breaker and a low-voltage circuit breaker according to the use range thereof, and the division of the high-voltage and low-voltage boundary lines is relatively fuzzy, and generally called a high-voltage electric appliance with a voltage of 3kV or more.

The existing circuit breaker has the disadvantages of complex structure, high manufacturing cost, complex maintenance and inconvenience for normal use of people.

SUMMERY OF THE UTILITY MODEL

To the above circumstances, for overcoming the defects of the prior art, the utility model provides a circuit breaker.

The utility model adopts the following technical scheme: the utility model relates to a circuit breaker, including first casing and second casing, first casing is located one side of second casing, and through stud and second casing fixed connection, is convenient for relevant personnel to install and dismantle this circuit breaker, the positive top and the bottom of first casing all fixedly install the connector lug, are convenient for this circuit breaker to be connected with external conductor, two the respective one end of connector lug all fixedly connected with first wire, the one end fixedly connected with sheetmetal of first wire is convenient for normally detect the electric current through first wire, the one end fixedly connected with second wire of sheetmetal, the one end of second wire alternates with one side of first casing and is connected and fixedly connected with the contact, the top and the bottom of first casing one side all fixedly mounted have temperature sensor, be convenient for measure the temperature of sheetmetal, and a programmable controller is fixedly mounted on one side of the second shell, and the temperature sensor is electrically connected with the programmable controller.

Furthermore, one side of the first shell is movably connected with a handle through a damping rotating shaft, one side of the handle is fixedly connected with a handle, and the other side of the handle is fixedly connected with a conductive plate, so that related personnel can control the on-off state of the circuit breaker conveniently.

Further, first spout has been seted up to the bottom of first casing one side, the inside sliding connection of first spout has the slider, the bottom fixedly connected with spring of first spout, the top and the slider fixed connection of spring, the back fixedly connected with fixture block of slider for this circuit breaker can realize the disconnection of circuit, better protection circuit by oneself under unmanned state.

Further, a second sliding groove is formed in the back face of the second shell, an iron block is connected to the inside of the second sliding groove in a sliding mode, an electromagnet is fixedly mounted on one side of the second sliding groove, the electromagnet is electrically connected with the programmable logic controller, the sliding block is convenient to move, the position of the handle is changed, and then the circuit breaker is disconnected.

Further, fixedly connected with plectrum on the iron plate, one side fixedly connected with two insulating covers of first casing, two temperature sensor is located the inside of two insulating covers respectively, has played certain guard action to temperature sensor.

Further, one side fixedly connected with mounting panel of second casing, the top and the bottom of mounting panel all set up threaded hole, and the relevant personnel of being convenient for install this circuit breaker.

Adopt above-mentioned structure the utility model discloses the beneficial effect who gains as follows: this scheme is through being provided with first casing, second casing, stud, sheetmetal, temperature sensor, contact, programmable controller, handle, current conducting plate, first spout, slider, spring, fixture block, second spout, iron plate and electro-magnet for this circuit breaker is in excellent performance, and the structure is comparatively simple, and the cost is comparatively cheap, and is convenient for relevant personnel to maintain it, has made things convenient for people's use.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic cross-sectional view of a circuit breaker according to the present invention;

fig. 2 is a schematic view of a subjective structure of a circuit breaker according to the present invention;

fig. 3 is the utility model relates to a structural schematic diagram of circuit breaker second spout department.

The device comprises a first shell, a second shell, a connector lug, a metal sheet, a contact, a temperature sensor, a programmable controller, a handle, a conductive plate, a first sliding groove, a sliding block, a spring, a second sliding groove, a conductive plate, a first sliding groove, a sliding block, a spring, a sliding block, a second sliding groove, a sliding block.

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 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.

It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

As shown in fig. 1 to 3, the present invention relates to a circuit breaker, which comprises a first housing 1 and a second housing 2, wherein the first housing 1 is located at one side of the second housing 2, and is fixedly connected with the second shell 2 through a stud bolt, the top and the bottom of the front surface of the first shell 1 are both fixedly provided with connector lugs 3, one end of each of the two connector lugs 3 is fixedly connected with a first lead, one end of the first conducting wire is fixedly connected with a metal sheet 4, one end of the metal sheet 4 is fixedly connected with a second conducting wire, one end of the second wire is inserted into and connected with one side of the first shell 1 and is fixedly connected with a contact 5, the temperature sensor 6 is fixedly mounted at the top and the bottom of one side of the first shell 1, the programmable controller 7 is fixedly mounted at one side of the second shell 2, and the temperature sensor 6 is electrically connected with the programmable controller 7.

One side of the first shell 1 is movably connected with a handle 8 through a damping rotating shaft, one side of the handle 8 is fixedly connected with a handle 9, the other side of the handle 8 is fixedly connected with a conducting plate 10, the bottom of one side of the first shell 1 is provided with a first sliding groove 11, the inside of the first sliding groove 11 is slidably connected with a sliding block 12, the bottom of the first sliding groove 11 is fixedly connected with a spring 13, the top end of the spring 13 is fixedly connected with the sliding block 12, the back of the sliding block 12 is fixedly connected with a clamping block 18, the back of the second shell 2 is provided with a second sliding groove 14, the inside of the second sliding groove 14 is slidably connected with an iron block 15, one side of the second sliding groove 14 is fixedly provided with an electromagnet 16, the electromagnet 16 is electrically connected with a programmable controller 7, the iron block 15 is fixedly connected with a shifting sheet, and one side of the first shell 1 is fixedly, two temperature sensor 6 is located the inside of two insulating covers respectively, one side fixedly connected with mounting panel 17 of second casing 2, threaded hole is all seted up to mounting panel 17's top and bottom.

When the breaker is used, firstly, a worker fixes the breaker at a specified position through a threaded hole on the mounting plate 17 by using a fixing bolt, an external lead is connected on the connector lug 3, so that the breaker is connected in series in a circuit, when the handle 8 is suspended, the conductive plate 10 is not contacted with the contact 5, the breaker is in a disconnected state, when the handle 8 is in a vertical state, the conductive plate 10 is contacted with the contact 5, the breaker is in a connected state, when a large current is generated in the first lead or the second lead, the metal sheet 4 generates a certain amount of heat, the temperature sensor 6 transmits information to the programmable controller 7 after detecting the heat, the temperature sensor 6 adopts an SHT11 type temperature sensor, the programmable controller 7 adopts a CL9-TERM type programmable controller, the programmable controller 7 controls the electromagnet 16 to be in a working state, and the electromagnet 16 generates a certain magnetism after being electrified, the attraction iron block 15 slides towards the electromagnet 16, at the moment, the sliding block 12 moves upwards under the action of the elastic force of the spring 13 to push the handle 8 to one side, so that the conducting plate 10 is separated from the contact 5, the circuit breaker is disconnected, the whole circuit is protected, and the temperature sensor 6 is protected by the two insulating covers fixedly connected to one side of the first shell 1.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims

1. A circuit breaker, includes first casing and second casing, its characterized in that: first casing is located one side of second casing, and passes through stud and second casing fixed connection, the positive top of first casing and the equal fixed mounting in bottom have the connector lug, two the first wire of the equal fixedly connected with of the respective one end of connector lug, the one end fixedly connected with sheetmetal of first wire, the one end fixedly connected with second wire of sheetmetal, the one end of second wire alternates with one side of first casing and is connected and fixedly connected with contact, the top and the equal fixed mounting in bottom of first casing one side have temperature sensor, one side fixed mounting of second casing has programmable controller, temperature sensor and programmable controller electric connection.

2. A circuit breaker according to claim 1, wherein: one side of first casing has the handle through damping pivot swing joint, one side fixedly connected with handle of handle, the opposite side fixedly connected with current conducting plate of handle.

3. A circuit breaker according to claim 2, wherein: first spout has been seted up to the bottom of first casing one side, the inside sliding connection of first spout has the slider, the bottom fixedly connected with spring of first spout, the top and the slider fixed connection of spring, the back fixedly connected with fixture block of slider.

4. A circuit breaker according to claim 1, wherein: the back of the second shell is provided with a second sliding groove, the inside of the second sliding groove is connected with an iron block in a sliding mode, one side of the second sliding groove is fixedly provided with an electromagnet, and the electromagnet is electrically connected with the programmable controller.

5. A circuit breaker according to claim 4, wherein: fixedly connected with plectrum on the iron plate, one side fixedly connected with two insulating covers of first casing, two temperature sensor is located the inside of two insulating covers respectively.

6. A circuit breaker according to claim 3, wherein: one side fixedly connected with mounting panel of second casing, the top and the bottom of mounting panel all set up threaded hole.