CN215219038U

CN215219038U - Novel switch cabinet with partial discharge monitoring function

Info

Publication number: CN215219038U
Application number: CN202121688450.6U
Authority: CN
Inventors: 尹立明; 梁方方; 徐天; 赵君; 张佳博; 李博; 胡泽; 毛克春
Original assignee: State Grid Xinjiang Electric Power Co Ltd Urumqi Power Supply Co; State Grid Corp of China SGCC
Current assignee: State Grid Xinjiang Electric Power Co Ltd Urumqi Power Supply Co; State Grid Corp of China SGCC
Priority date: 2021-07-23
Filing date: 2021-07-23
Publication date: 2021-12-17
Anticipated expiration: 2031-07-23

Abstract

The utility model provides a new-type cubical switchboard with monitoring function is put in office. The technical scheme improves the entity structure of the switch cabinet innovatively, and particularly, the utility model adds the partial discharge tester in the cabinet, utilizes the wireless module for remote communication, not only can monitor the partial discharge phenomenon in real time, but also can remotely transmit the partial discharge phenomenon to a background, thereby feeding back monitoring information in time; based on the structure, the partial discharge phenomenon of the switch cabinet can be found in time, so that the safety is improved. Furthermore, the utility model discloses add the authentication unit on the door body, utilized card reader and fingerprint machine discernment operating personnel's identity information to use this as the basis control operation authority, make the management systematized more also have more the security. Additionally, the utility model discloses a two floodgates just can start just when two sets of floodgates are all opened urgent separating brake mechanism of starting to the urgent separating brake mechanism of two floodgates to reduced the possibility that the mistake touched, be favorable to the steady operation of equipment.

Description

Novel switch cabinet with partial discharge monitoring function

Technical Field

The utility model relates to an electrical equipment technical field, concretely relates to new-type cubical switchboard with monitoring function is put in office.

Background

The switch cabinet is an electrical device, and is used for opening and closing, controlling and protecting the electrical device in the process of generating, transmitting, distributing and converting electric energy of an electric power system. The components in the switch cabinet mainly comprise a circuit breaker, an isolating switch, a load switch, an operating mechanism, a mutual inductor, various protection devices and the like. The classification methods of the switch cabinets are various, for example, the switch cabinets can be divided into movable switch cabinets and fixed switch cabinets by the installation mode of the circuit breaker; or according to different cabinet body structures, the cabinet body can be divided into an open type switch cabinet, a metal closed switch cabinet and a metal closed armored switch cabinet; the high-voltage switch cabinet, the medium-voltage switch cabinet, the low-voltage switch cabinet and the like can be divided according to different voltage grades. The method is mainly suitable for various occasions such as power plants, transformer substations, petrochemical industry, metallurgical steel rolling, light industrial textile, industrial and mining enterprises, residential districts, high-rise buildings and the like.

The partial discharge refers to discharge that occurs between electrodes but does not penetrate the electrodes, and is a phenomenon in which repeated breakdown and extinction occur under the action of high electric field strength due to weak current existing inside the insulation of equipment or defects caused during production. It is expressed as the breakdown of gas in the insulation, the local breakdown of solid or liquid medium in a small range, or the local breakdown discharge caused by the concentration of the field intensity at the edge and sharp corner of the metal surface. In the operation and maintenance of the switch cabinet, partial discharge detection is a necessary test item.

In the prior art, the testing link is carried out by an inspection worker holding an instrument, although the accuracy is higher, the inspection time is occupied to a certain extent due to the fact that manual operation is relied on; moreover, since the polling operation is performed periodically, the detection of the partial discharge phenomenon is also performed periodically. In this case, if the partial discharge tester can be mounted inside the switch cabinet, it is expected to realize a self-detection function. In addition, the conventional switch cabinet cannot identify and verify the identity of an operator, so that the safety of the equipment is lack of guarantee, and the systematic management of the equipment is not facilitated.

Disclosure of Invention

The utility model discloses aim at to prior art's technical defect, provide a new-type cubical switchboard with monitoring function is put in office to solve conventional cubical switchboard and do not have the technical problem that monitoring function was put in office.

The to-be-solved technical problem of the utility model is that, conventional cubical switchboard can not discern and verify operating personnel's identity.

In order to realize the technical purpose, the utility model adopts the following technical scheme:

a novel switch cabinet with a partial discharge monitoring function comprises a cabinet, a cable chamber, a circuit breaker chamber, a bus chamber, a partial discharge tester, a first door body, a card reader, a first lock, a display screen, a first brake handle, a pressure relief window, a second brake handle, a second door body, a handle, a second lock, a heat dissipation window, a fingerprint machine and a heat dissipation hole, wherein the cable chamber is arranged at the lower part of the cabinet, the circuit breaker chamber is arranged in the cabinet and positioned above the cable chamber, the bus chamber is arranged at the top of the cabinet, the partial discharge tester is arranged in the circuit breaker chamber, the first door body is hinged at the front end of the circuit breaker chamber, the first lock is arranged between the first door body and the cabinet, the card reader is fixedly connected onto the first door body and is linked with the first lock, the display screen is fixedly connected onto the first door body, the first brake handle and the second brake handle are respectively arranged at the upper side and the lower side of the front end of the cabinet, the bus duct is characterized in that a pressure relief window is fixedly connected to the front end of the cabinet, a second door body is hinged to the front end of the cable chamber, a handle is fixedly connected to the second door body, a second lock is arranged between the second door body and the cabinet, a fingerprint machine is fixedly connected to the position, located on the side of the second door body, of the front end of the cabinet and linked with the second lock, a heat dissipation window is arranged on the second door body, and a plurality of heat dissipation holes are formed in the front end of the bus chamber.

Preferably, the top of the bus chamber is provided with a top shell, the top end or the rear end of the top shell is provided with a pressure relief channel, and a baffle is fixedly connected to the port of the pressure relief channel.

Preferably, there are several mounting brackets in the interior of the cable compartment, which are fastened to the inner wall of the cable compartment by means of bolts.

Preferably, a heat dissipation port is formed in the rear side of the cabinet, and a heat dissipation fan is fixedly connected to the heat dissipation port.

Preferably, the base station further comprises a base station, an embedded part is arranged in the base station, and a cabinet is located on the base station and is fixedly connected with the embedded part.

In the above technical solution, the cabinet is an external structure of the utility model, and is used for covering and protecting; the cable chamber is a compartment responsible for cable connection; the breaker chamber is used for arranging a breaker assembly; the bus chamber is of the existing structure of the switch cabinet; the partial discharge tester is of a conventional structure, is arranged in the breaker chamber and is used for monitoring partial discharge phenomena in real time; the first door body is positioned outside the circuit breaker chamber and can be used for opening the circuit breaker chamber during maintenance, and an instrument and a display screen are arranged on the first door body and are used for displaying the running state in real time; the card reader is used for reading a magnetic card carried by an operator, and the first door body can be opened only when the information of the magnetic card is correct, so that the identity can be identified and traced, and the authority can be managed in a grading manner; the first lock is used for locking the first door body, and the first lock is linked with the card reader; the first brake handle and the second brake handle are both components of an emergency brake-separating mechanism, and the emergency brake-separating mechanism is triggered only when the first brake handle and the second brake handle are simultaneously opened, so that the possibility of mistaken touch is reduced; the pressure relief window is used for achieving a pressure relief effect; the second door body is positioned outside the cable chamber and can be used for opening the cable chamber during maintenance; the handle is convenient for manually pulling the second door body; the second lockset is used for locking the second door body; the second lock is linked with the fingerprint machine, and the fingerprint machine can open the second lock after confirming the identity information of an operator, so that the identity is identified and traced; the heat dissipation window and the heat dissipation holes are used for achieving the functions of ventilation and heat dissipation.

Drawings

Fig. 1 is a perspective view of the present invention as a whole from one viewing angle;

fig. 2 is a perspective view of the present invention as a whole from another perspective;

FIG. 3 is a front view of the present invention as a whole;

FIG. 4 is a partial perspective view of the first door body of the present invention;

in the figure:

1. machine cabinet 2, cable chamber 3, breaker chamber 4 and bus chamber

5. Partial discharge tester 6, first door body 7, card reader 8 and first lock

9. Display screen 10, first brake handle 11, pressure release window 12, second brake handle

13. Second door 14, handle 15, second lockset 16 and heat radiation window

17. Fingerprint machine 18, louvre.

Detailed Description

The following will describe in detail specific embodiments of the present invention. Well-known structures or functions may not be described in detail in the following embodiments in order to avoid unnecessarily obscuring the details. Approximating language, as used herein in the following examples, may be applied to identify quantitative representations that could permissibly vary in number without resulting in a change in the basic function. Unless defined otherwise, technical and scientific terms used in the following examples have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.

Example 1

A novel switch cabinet with a partial discharge monitoring function is shown in figures 1-4 and comprises a cabinet 1, a cable chamber 2, a circuit breaker chamber 3, a bus chamber 4, a partial discharge tester 5, a first door body 6, a card reader 7, a first lock 8, a display screen 9, a first brake handle 10, a pressure relief window 11, a second brake handle 12, a second door body 13, a handle 14, a second lock 15, a heat dissipation window 16, a fingerprint machine 17 and a heat dissipation hole 18, wherein the cable chamber 2 is arranged at the lower part of the cabinet 1, the circuit breaker chamber 3 is arranged in the cabinet 1 and above the cable chamber 2, the bus chamber 4 is arranged at the top of the cabinet 1, the partial discharge tester 5 is arranged in the circuit breaker chamber 3, the first door body 6 is hinged at the front end of the circuit breaker chamber 3, the first lock 8 is arranged between the first door body 6 and the cabinet 1, the card reader 7 is fixedly connected to the first door body 6, and the card reader 7 is linked with the first lock 8, fixedly connected with display screen 9 on first door body 6, be provided with first floodgate handle 10 and second floodgate handle 12 respectively at the front end upside and the front end downside of rack 1, front end fixedly connected with pressure release window 11 at rack 1, it has second door body 13 to articulate at the front end of cable chamber 2, fixedly connected with handle 14 on second door body 13, be provided with second tool to lock 15 between second door body 13 and rack 1, at the rack 1 front end, be located the position fixedly connected with finger print machine 17 of second door body 13 side, finger print machine 17 links with second tool to lock 15, be provided with cooling window 16 on second door body 13, be provided with a plurality of louvres 18 at the front end of bus-bar room 4.

The structural features of this embodiment are as follows: the cabinet 1 is the external structure of the utility model, and is used for covering and protecting; the cable chamber 2 is a compartment responsible for cable connections; the breaker chamber 3 is used for arranging a breaker assembly; the bus chamber 4 is the existing structure of the switch cabinet; the partial discharge tester 5 is of a conventional structure, is arranged in the breaker chamber 3 and is used for monitoring partial discharge phenomena in real time; the first door body 6 is positioned outside the circuit breaker chamber 3 and can be used for opening the circuit breaker chamber 3 during maintenance, and an instrument and a display screen 9 are arranged on the first door body 6 and are used for displaying the running state in real time; the card reader 7 is used for reading a magnetic card carried by an operator, and the first door body 6 can be opened only when the information of the magnetic card is correct, so that the identity can be identified and traced, and the authority can be managed in a grading manner; the first lock 8 is used for locking the first door body 6, and the first lock 8 is linked with the card reader 7; the first brake handle 10 and the second brake handle 12 are both components of an emergency brake-separating mechanism, and the emergency brake-separating mechanism is triggered only when the first brake handle 10 and the second brake handle 12 are simultaneously opened, so that the possibility of mistaken touch is reduced; the pressure relief window 11 is used for performing a pressure relief function; the second door body 13 is positioned outside the cable chamber 2 and can be used for opening the cable chamber 2 during maintenance; the handle 14 facilitates manual pulling of the second door body 13; the second lock 15 is used for locking the second door body 13; the second lock 15 is linked with the fingerprint machine 17, and the fingerprint machine 17 can open the second lock 15 after confirming the identity information of the operator, so that the identity can be identified and traced; the heat dissipation window 16 and the heat dissipation hole 18 are used for ventilation and heat dissipation.

Example 2

A novel switch cabinet with a partial discharge monitoring function is shown in figures 1-4 and comprises a cabinet 1, a cable chamber 2, a circuit breaker chamber 3, a bus chamber 4, a partial discharge tester 5, a first door body 6, a card reader 7, a first lock 8, a display screen 9, a first brake handle 10, a pressure relief window 11, a second brake handle 12, a second door body 13, a handle 14, a second lock 15, a heat dissipation window 16, a fingerprint machine 17 and a heat dissipation hole 18, wherein the cable chamber 2 is arranged at the lower part of the cabinet 1, the circuit breaker chamber 3 is arranged in the cabinet 1 and above the cable chamber 2, the bus chamber 4 is arranged at the top of the cabinet 1, the partial discharge tester 5 is arranged in the circuit breaker chamber 3, the first door body 6 is hinged at the front end of the circuit breaker chamber 3, the first lock 8 is arranged between the first door body 6 and the cabinet 1, the card reader 7 is fixedly connected to the first door body 6, and the card reader 7 is linked with the first lock 8, fixedly connected with display screen 9 on first door body 6, be provided with first floodgate handle 10 and second floodgate handle 12 respectively at the front end upside and the front end downside of rack 1, front end fixedly connected with pressure release window 11 at rack 1, it has second door body 13 to articulate at the front end of cable chamber 2, fixedly connected with handle 14 on second door body 13, be provided with second tool to lock 15 between second door body 13 and rack 1, at the rack 1 front end, be located the position fixedly connected with finger print machine 17 of second door body 13 side, finger print machine 17 links with second tool to lock 15, be provided with cooling window 16 on second door body 13, be provided with a plurality of louvres 18 at the front end of bus-bar room 4. Wherein, top shell has at the top of generating line room 4 top shell's top or rear end have seted up the pressure release passageway the port department fixedly connected with baffle of pressure release passageway. Inside the cable chamber 2 there are several mounting brackets, which are fastened to the inner wall of the cable chamber 2 by means of bolts. The rear side of the cabinet 1 is provided with a heat radiation opening, and a heat radiation fan is fixedly connected to the heat radiation opening. The machine cabinet is characterized by further comprising a base station, wherein an embedded part is arranged in the base station, the machine cabinet 1 is located on the base station, and the machine cabinet 1 is fixedly connected with the embedded part.

The embodiments of the present invention have been described in detail, but the description is only for the preferred embodiments of the present invention, and is not intended to limit the present invention. Any modification, equivalent replacement, and improvement made within the scope of the present invention should be included in the protection scope of the present invention.

Claims

1. A novel switch cabinet with a partial discharge monitoring function is characterized by comprising a cabinet (1), a cable chamber (2), a circuit breaker chamber (3), a bus chamber (4), a partial discharge tester (5), a first door body (6), a card reader (7), a first lock (8), a display screen (9), a first brake handle (10), a pressure relief window (11), a second brake handle (12), a second door body (13), a handle (14), a second lock (15), a heat dissipation window (16), a fingerprint machine (17) and heat dissipation holes (18), wherein the cable chamber (2) is arranged at the lower part of the cabinet (1), the circuit breaker chamber (3) is arranged in the cabinet (1) and above the cable chamber (2), the bus chamber (4) is arranged at the top of the cabinet (1), the partial discharge tester (5) is arranged in the circuit breaker chamber (3), and the first door body (6) is hinged to the front end of the circuit breaker chamber (3), a first lock (8) is arranged between the first door body (6) and the cabinet (1), a card reader (7) is fixedly connected to the first door body (6), the card reader (7) is linked with the first lock (8), a display screen (9) is fixedly connected to the first door body (6), a first gate handle (10) and a second gate handle (12) are respectively arranged on the upper side and the lower side of the front end of the cabinet (1), a pressure relief window (11) is fixedly connected to the front end of the cabinet (1), a second door body (13) is hinged to the front end of the cable chamber (2), a handle (14) is fixedly connected to the second door body (13), a second lock (15) is arranged between the second door body (13) and the cabinet (1), a fingerprint machine (17) is fixedly connected to the front end of the cabinet (1) and a position on the side of the second door body (13), and the fingerprint machine (17) is linked with the second lock (15), a heat dissipation window (16) is arranged on the second door body (13), and a plurality of heat dissipation holes (18) are arranged at the front end of the bus chamber (4).

2. The novel switch cabinet with the partial discharge monitoring function according to claim 1, characterized in that a top shell is arranged at the top of the bus bar room (4), a pressure relief channel is arranged at the top end or the rear end of the top shell, and a baffle is fixedly connected to the port of the pressure relief channel.

3. The new switch cabinet with partial discharge monitoring function according to claim 1, characterized in that there are several mounting racks inside the cable chamber (2), said mounting racks are fastened on the inner wall of the cable chamber (2) by bolts.

4. The new-type switch cabinet with partial discharge monitoring function according to claim 1, characterized in that a heat-dissipating opening is arranged at the rear side of the cabinet (1), and a heat-dissipating fan is fixedly connected to the heat-dissipating opening.

5. The novel switch cabinet with the partial discharge monitoring function according to claim 1, further comprising a base station, wherein an embedded part is arranged in the base station, the cabinet (1) is positioned on the base station, and the cabinet (1) is tightly connected with the embedded part.