CN214958688U - DC circuit-breaking comprehensive protector - Google Patents

Abstract

The utility model discloses a direct current circuit breaking comprehensive protector, which comprises an outer shell, wherein a protective resistor, a functional button and a display screen are arranged on the shell of the outer shell, an antenna is arranged at the top of the outer shell, a heat dissipation grid is arranged below the outer shell, a wire winder is arranged on one side of the outer shell, a first wire is arranged in the wire winder, a second wire is arranged on the other side of the outer shell, an electromagnet bottom plate is arranged on the inner wall of the outer shell and is connected with a moving block through a spring column, an insulating washer is arranged at the center of the moving block, the first wire is sleeved in the insulating washer, a signal processing integration and a microprocessor are arranged inside the outer shell, the direct current circuit breaking comprehensive protector has simple structure, good reliability, low cost and convenient popularization and use, and can be carried out in a remote control mode, has the advantages of high flexibility and convenient operation.

Description

DC circuit-breaking comprehensive protector

Technical Field

The utility model relates to a circuit protection equipment field specifically is direct current open circuit integrated protection ware.

Background

The direct current breaker has super-first current limiting performance and can accurately protect relay protection and automatic devices from being damaged by faults such as overload, short circuit and the like. The DC circuit breaker has the advantages of current limiting and arc extinguishing capabilities, and through a large number of comprehensive scientific experiments, full-selective protection among a main (sub) screen, a protection screen and a relay screen in a DC system below 3000Ah can be realized.

The DC circuit breaker adopts a special arc extinguishing and current limiting system, can quickly break the fault current of a DC distribution system, and greatly improves the matching of the level difference. The direct current circuit breaker is particularly used for accidents such as override tripping and the like between a protective screen and a distribution screen in a direct current system of power engineering.

With the continuous deepening of electric power application, the direct current circuit breaker protector has deepened into the aspect of human society, becomes the essential electronic components in people's life, but the direct current circuit breaker protector in the existing market still has the problem that the flexibility is relatively poor, the reliability is not enough simultaneously.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a direct current comprehensive protection ware that opens circuit to the direct current protector that opens circuit that has now on the existing market that proposes in solving above-mentioned background art still has the problem that the flexibility is relatively poor, the reliability is not enough.

The technical scheme of the utility model is realized like this: direct current open circuit comprehensive protector, including the shell body, install protection resistor, function button and display screen on the casing of shell body, the antenna is installed at the top of shell body, the below of shell body is provided with the heat dissipation grid, the winder is installed to one side of shell body, install the line in the winder, the opposite side of shell body is provided with the line No. two, be provided with the electromagnetism iron bottom plate on the shell body inner wall, the electromagnetism iron bottom plate is connected with the movable block through the spring post, the center department of movable block installs insulating washer, the line cover is in the insulating washer, the inside signal processing integrated and microprocessor that is provided with of shell body.

Preferably, the outer shell is fixedly connected with the reel, and the reel is wound together with the first line.

Preferably, the display screen is electrically connected with the microprocessor, the microprocessor is electrically connected with the signal processing assembly, and the signal processing assembly is electrically connected with the antenna.

Preferably, the microprocessor is electrically connected with the electromagnet base plate, the electromagnet base plate is fixedly connected with the spring column, and the spring column is fixedly connected with the moving block.

Preferably, the moving block is a stainless steel sheet and is fixedly connected with the insulating washer.

Preferably, the first line is spliced with the second line.

By adopting the technical scheme, the beneficial effects of the utility model are that:

the direct-current circuit breaking comprehensive protector is simple in structure, good in reliability, low in cost, convenient to popularize and use, capable of being carried out in a remote control mode, high in flexibility and convenient to operate.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a front view of the present invention;

FIG. 2 is a view of the internal structure of the present invention;

FIG. 3 is a partial cross-sectional view of area A of FIG. 2;

fig. 4 is a schematic view of the mounting structure of the moving block and the insulating washer according to the present invention.

Wherein: 1. an outer housing; 2. a reel; 3. a first line; 4. a second line; 5. a protection resistor; 6. a function button; 7. an antenna; 8. a heat dissipation grid; 9. a display screen; 10. signal processing integration; 11. a microprocessor; 12. an electromagnet base plate; 13. a spring post; 14. a moving block; 15. an insulating washer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, the dc circuit breaking integrated protector comprises an outer shell 1, a protection resistor 5, a function button 6 and a display screen 9 are installed on a shell of the outer shell 1, an antenna 7 is installed at the top of the outer shell 1, a heat dissipation grille 8 is arranged below the outer shell 1, a winder 2 is installed on one side of the outer shell 1, a first wire 3 is installed in the winder 2, a second wire 4 is arranged on the other side of the outer shell 1, an electromagnet bottom plate 12 is arranged on the inner wall of the outer shell 1, the electromagnet bottom plate 12 is connected with a moving block 14 through a spring column 13, an insulating washer 15 is installed at the center of the moving block 14, the first wire 3 is sleeved in the insulating washer 15, and a signal processing integrated unit 10 and a microprocessor 11 are arranged inside the outer shell 1.

Specifically, shell body 1 and winder 2 fixed connection, winder 2 and number one line 3 are convoluteed together, and the setting is convenient for receive and release through number one line 3 of 2 automatic control of winder like this.

Specifically, the display screen 9 is electrically connected with the microprocessor 11, the microprocessor 11 is electrically connected with the signal processing assembly 10, and the signal processing assembly 10 is electrically connected with the antenna 7, so that the antenna 7 can receive wireless signals conveniently, the wireless signals received by the antenna 7 are processed by the signal processing assembly 10 and then fed back to the microprocessor 11, and the microprocessor 11 acts according to a remote control instruction.

Specifically, the microprocessor 11 is electrically connected with the electromagnet base plate 12, the electromagnet base plate 12 is fixedly connected with the spring column 13, and the spring column 13 is fixedly connected with the moving block 14, so that the electromagnet base plate 12 is controlled to move through the microprocessor 11.

Specifically, the moving block 14 is a stainless steel sheet, and the moving block 14 is fixedly connected with the insulating washer 15, so that the safety of the device can be improved, and electric leakage can be avoided.

Specifically, a line 3 is spliced with a line 4, so that the device is convenient to open and reset, and meanwhile, the device is simple in structure, low in cost and good in reliability.

The working principle is as follows: the first line 3 and the second line 4 are connected into a working circuit, a worker can input a working instruction into the microprocessor 11 through the function button 6, the microprocessor 11 controls the electromagnet bottom plate 12 to start when the circuit breaking protection is needed according to the feedback parameters of the working circuit, the electromagnet bottom plate 12 converts electric energy into a magnetic field, the magnetic field adsorbs the moving block 14, the first line 3 is pulled out from the second line 4 through the moving block 14, and therefore the circuit breaking protection of the first line 3 and the second line 4 is completed; when the circuit needs to be connected, the microprocessor 11 controls the electromagnet bottom plate 12 to be disconnected, the magnetic field adsorption effect of the electromagnet bottom plate 12 on the moving block 14 disappears, and under the elastic reset action of the spring column 13, the moving block 14 drives the first wire 3 to be inserted into the second wire 4 through the insulating washer 15, so that the circuit connection of the first wire 3 and the second wire 4 is completed; when controllable open circuit protection is needed, a worker can send out a remote control wireless signal through an industrial computer, the antenna 7 receives the wireless signal, the wireless signal received by the antenna 7 is processed by the signal processing integration 10 and then fed back to the microprocessor 11, and the microprocessor 11 controls the electromagnet bottom plate 12 to act according to the processed wireless signal instruction.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. Direct current open circuit comprehensive protector, its characterized in that includes: the device comprises an outer shell (1), wherein a protective resistor (5), a function button (6) and a display screen (9) are arranged on the shell of the outer shell (1), an antenna (7) is arranged at the top of the outer shell (1), a heat dissipation grid (8) is arranged below the outer shell (1), a winder (2) is arranged on one side of the outer shell (1), a first wire (3) is arranged in the winder (2), a second line (4) is arranged on the other side of the outer shell (1), an electromagnet bottom plate (12) is arranged on the inner wall of the outer shell (1), the electromagnet bottom plate (12) is connected with a moving block (14) through a spring column (13), an insulating gasket (15) is arranged at the center of the moving block (14), the first wire (3) is sleeved in the insulating gasket (15), the shell body (1) is internally provided with a signal processing integration (10) and a microprocessor (11).

2. The dc breaker complex protector of claim 1, wherein: the outer shell (1) is fixedly connected with the winder (2), and the winder (2) and the first line (3) are wound together.

3. The dc breaker complex protector of claim 1, wherein: the display screen (9) is electrically connected with the microprocessor (11), the microprocessor (11) is electrically connected with the signal processing integration (10), and the signal processing integration (10) is electrically connected with the antenna (7).

4. The dc breaker complex protector of claim 1, wherein: the microprocessor (11) is electrically connected with the electromagnet base plate (12), the electromagnet base plate (12) is fixedly connected with the spring column (13), and the spring column (13) is fixedly connected with the moving block (14).

5. The dc breaker complex protector of claim 1, wherein: the moving block (14) is a stainless steel sheet, and the moving block (14) is fixedly connected with the insulating washer (15).

6. The dc breaker complex protector of claim 1, wherein: the first line (3) is spliced with the second line (4).

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