CN215071315U

CN215071315U - Indoor box type fixed metal-enclosed switchgear

Info

Publication number: CN215071315U
Application number: CN202121242575.6U
Authority: CN
Inventors: 刘汝利; 刘传烨
Original assignee: Cangzhou Sancheng Electric Control Equipment Co ltd
Current assignee: Cangzhou Sancheng Electric Control Equipment Co ltd
Priority date: 2021-06-04
Filing date: 2021-06-04
Publication date: 2021-12-07
Anticipated expiration: 2031-06-04

Abstract

The utility model relates to the technical field of switchgear, specifically be a fixed metal-enclosed switchgear of indoor box, including the outer container, the lower extreme of outer container is provided with the control box, the internally mounted of outer container has the inner box, the surface mounting of inner box has the spring, the front surface mounting of inner box has the inner box cabinet door, the front surface mounting of outer container has outer container cabinet door, the fixed plate has all been welded to the both sides surface of outer container, the last surface mounting of outer container has filling opening and disappointing valve, the lower surface mounting of control box has the fan, the water-cooling is arranged to the below of fan, first circulating pipe is installed to the one end of water-cooling row. The utility model discloses in the inside of outer container, the surface of inner box is filled the coolant liquid, and refrigerated is comparatively balanced comprehensive, is provided with a plurality of water-cooling rows, accelerates cold and hot replacement through the fan, and the leakproofness of device is better, and the inner box is provided with the spring with the junction of outer container.

Description

Indoor box type fixed metal-enclosed switchgear

Technical Field

The utility model relates to a switchgear technical field specifically is a fixed metal enclosed switchgear of indoor box.

Background

Switchgear is a general name for high-voltage distribution cabinets, generators, transformers, power lines, circuit breakers, low-voltage switch cabinets, distribution panels, switch boxes, control boxes and other distribution equipment in a power system.

Chinese patent discloses a fixed metal enclosed switchgear intelligence cooling system of box, (grant publication No. CN 208890181U), this patent technology can carry out the intelligence cooling to the fixed metal enclosed switchgear of box, when need not to cool down, energy loss is low, therefore, the practicality is good, however, heat radiation structure among the above-mentioned device adopts ordinary water-cooling structure, but the inside coolant liquid of device is less, be unfavorable for the cooling efficiency of device, accomplish the heat dissipation through the air replacement, cold and hot replacement efficiency is lower, the protectiveness of general device to inside electrode component is relatively poor, under powerful vibrations, lead to electrode component to damage, the leakproofness of general device is relatively poor, be unfavorable for the waterproof nature of device and electrode component's life. Accordingly, those skilled in the art have provided an indoor box type stationary metal enclosed switchgear to solve the problems set forth in the above background art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fixed metal enclosed switchgear of indoor box to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a fixed metal-enclosed switchgear of indoor box, includes the outer container, the lower extreme of outer container is provided with the control box, the internally mounted of outer container has the inner box, the surface mounting of inner box has the spring, the preceding surface mounting of inner box has the inner box cabinet door, the preceding surface mounting of outer container has outer container cabinet door, the fixed plate has all been welded to the both sides surface of outer container, the last surface mounting of outer container has filling opening and disappointing valve, the lower surface mounting of control box has the fan, the water-cooling row is installed to the below of fan, first circulating pipe is installed to the one end of water-cooling row, the second circulating pipe is installed to the other end of water-cooling row, the internally mounted of control box has the liquid pump.

As a further aspect of the present invention: the front surface mounting of outer container cabinet door has the window of passing through, the front surface mounting of control box has operating panel, the inside lower surface mounting of control box has the singlechip, temperature sensor is installed to inside one side of outer container.

As a further aspect of the present invention: the other end of the spring is welded on the inner surface of the outer box, and the inner box is fixed on the inner surface of the outer box through the spring.

As a further aspect of the present invention: the output end of the outer box is in through connection with the input end of the liquid pump, the output end of the liquid pump is in through connection with the input end of the first circulating pipe, the output end of the first circulating pipe is in through connection with the input end of the water cooling row, and the output end of the water cooling row is in through connection with the input end of the outer box through the second circulating pipe.

As a further aspect of the present invention: the output end of the temperature sensor is connected with the input end electrode of the single chip microcomputer, and the output end of the single chip microcomputer is respectively connected with the liquid pump, the operation panel and the input end electrode of the fan.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses innovate on water-cooled basis, improve water-cooling efficiency, be provided with outer container and inner box, in the inside of outer container, the coolant liquid is filled to the surface of inner box, make the inner box wrap up completely in the inside of coolant liquid, refrigerated comparatively balanced comprehensive, be provided with a plurality of water-cooling rows, accelerate cold and hot replacement through the fan, be favorable to the radiating efficiency, the leakproofness of device is better, avoid electrode element and air contact, increase the life of component, the inner box is provided with the spring with the junction of outer container, avoid the component to damage under powerful vibrations.

Drawings

FIG. 1 is a schematic view of an indoor box type fixed metal enclosed switchgear;

FIG. 2 is a perspective view of an indoor box type stationary metal enclosed switchgear;

fig. 3 is a schematic view of a portion a of fig. 2 of an indoor box type stationary metal-enclosed switchgear.

In the figure: 1. an outer box; 2. a control box; 3. water cooling and draining; 4. a fan; 5. a first circulation pipe; 6. a second circulation pipe; 7. a liquid pump; 8. a fixing plate; 9. an inner box; 10. an inner box door; 11. an outer case cabinet door; 12. a spring; 13. a liquid filling port; 14. a gas release valve; 15. a temperature sensor; 16. a window is penetrated; 17. an operation panel; 18. and a single chip microcomputer.

Detailed Description

Referring to fig. 1 to 3, in an embodiment of the present invention, an indoor box type fixed metal-enclosed switchgear includes an outer box 1, a control box 2 is disposed at a lower end of the outer box 1, an inner box 9 is disposed inside the outer box 1, a spring 12 is disposed on an outer surface of the inner box 9, an inner box door 10 is disposed on a front surface of the inner box 9, an outer box door 11 is disposed on a front surface of the outer box 1, fixing plates 8 are welded to outer surfaces of both sides of the outer box 1, a liquid filling opening 13 and a gas release valve 14 are disposed on an upper surface of the outer box 1, a fan 4 is disposed on a lower surface of the control box 2, a water cooling bar 3 is disposed below the fan 4, a first circulation pipe 5 is disposed at one end of the water cooling bar 3, a second circulation pipe 6 is disposed at the other end of the water cooling bar 3, a liquid pump 7 is disposed inside the control box 2, the other end of the spring 12 is welded to an inner surface of the outer box 1, the inner box 9 is fixed to an inner surface position of the outer box 1 by the spring 12, the output end of the outer box 1 is communicated with the input end of a liquid pump 7, the output end of the liquid pump 7 is communicated with the input end of a first circulating pipe 5, the output end of the first circulating pipe 5 is communicated with the input end of a water cooling row 3, the output end of the water cooling row 3 is communicated with the input end of the outer box 1 through a second circulating pipe 6, firstly, the device is taken out and carried to a using position, an outer box cabinet door 11 on the front surface of the outer box 1 is dismantled, an inner box cabinet door 10 on the front surface of the inner box 9 is installed, an electrode element is installed at the inner position of the inner box 9, after the device is installed, the inner box cabinet door 10 is fixed on the front surface of the inner box 9, the inner box 9 is sealed, the outer box cabinet door 11 is installed on the front surface of the outer box 1, the outer box 1 is sealed, cooling liquid is guided into the outer surface of the inner box 9 of the outer box 1 through a liquid filling opening 13, the installation is completed, in the transportation process of the outer box 1, a spring 12 supports the inner box 9 inside of the outer box 1 for damping, then, outer box 1 is fixed to the wall through fixed plate 8, begin to use, pass through operating panel 17 opening device in the use, liquid pump 7 moves when the temperature is too high, draw the inside coolant liquid of outer box 1 and lead to the inside of water-cooling drainage 3 through first circulating pipe 5, fan 4 moves, the heat dissipation is arranged to the water-cooling, the coolant liquid behind the inside cooling of water-cooling drainage 3 circulates the inside that gets into outer box 1 through second circulating pipe 6, the inside coolant liquid of outer box 1 continues to the inside component cooling of inner box 9, the high-pressure gas that work process outer box 1 produced passes through release valve 14 and discharges.

In fig. 2, 3: a through window 16 is arranged on the front surface of the outer box cabinet door 11, an operation panel 17 is arranged on the front surface of the control box 2, a single chip microcomputer 18 is arranged on the inner lower surface of the control box 2, a temperature sensor 15 is arranged on one side inside the outer box 1, the output end of the temperature sensor 15 is connected with the input end electrode of the single chip microcomputer 18, the output end of the single chip microcomputer 18 is respectively connected with the liquid pump 7 and the input end electrode of the fan 4, the single chip microcomputer 18 is started through the operation panel 17 in the using process, the single chip microcomputer 18 controls the operation of the temperature sensor 15 to detect the temperature inside the outer box 1, the liquid pump 7 operates when the temperature is too high, the cooling liquid inside the outer box 1 is extracted and led into the water cooling bar 3 through a first circulating pipe 5, the fan 4 operates to dissipate heat of the water cooling bar 3, and the cooling liquid cooled inside the water cooling bar 3 circularly enters the inner part of the outer box 1 through a second circulating pipe 6, the coolant inside the outer box 1 continues to cool the components inside the inner box 9.

It should be noted that: the air release valve 14 (model CK 0840G), the fan 4 (model FB 300), the liquid pump 7 (model NMDP 51), the singlechip 18 (model STM32F103C8T 6), and the temperature sensor 15 (model ZSBG 323671).

The utility model discloses a theory of operation is: firstly, a device is taken out, the device is carried to a use position, an outer box cabinet door 11 on the front surface of an outer box 1 is detached, an inner box cabinet door 10 on the front surface of an inner box 9 is installed, an electrode element is installed at the inner position of the inner box 9, after the device is installed, the inner box cabinet door 10 is fixed on the front surface of the inner box 9, the inner box 9 is sealed, the outer box cabinet door 11 is installed on the front surface of the outer box 1, the outer box 1 is sealed, cooling liquid is guided into the outer surface of the inner box 9 of the outer box 1 through a liquid feeding port 13, the liquid level in the outer box 1 is watched through a transparent window 16, the installation is completed, in the conveying process of the outer box 1, the inner box 9 is supported inside the outer box 1 by a spring 12 for damping, then a single chip microcomputer is fixed on the wall through a fixing plate 8, the single chip microcomputer is used, in the use process, an operation panel 17 is opened 18, a temperature sensor 15 is controlled by the single chip microcomputer 18 to operate, the single chip microcomputer 15, the temperature in the outer box 1 is detected, liquid pump 7 operation when the high temperature, the inside coolant liquid of extraction outer container 1 leads into the inside of water-cooling row 3 through first circulating pipe 5, and fan 4 moves, arranges 3 heat dissipations to the water-cooling, and the coolant liquid behind the 3 internal cooling of water-cooling row gets into the inside of outer container 1 through the circulation of second circulating pipe 6, and the inside coolant liquid of outer container 1 continues to the inside component cooling of inner box 9, and the high-pressure gas that working process outer container 1 produced passes through release valve 14 and discharges.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a fixed metal-enclosed switchgear of indoor box, includes outer container (1), its characterized in that, the lower extreme of outer container (1) is provided with control box (2), the internally mounted of outer container (1) has inner box (9), the surface mounting of inner box (9) has spring (12), the preceding surface mounting of inner box (9) has inner box cabinet door (10), the preceding surface mounting of outer container (1) has outer container cabinet door (11), the both sides surface of outer container (1) all welds fixed plate (8), the last surface mounting of outer container (1) has filling opening (13) and snuffle valve (14), the lower surface mounting of control box (2) has fan (4), water-cooling row (3) is installed to the below of fan (4), first circulating pipe (5) is installed to the one end of water-cooling row (3), second circulating pipe (6) is installed to the other end of water-cooling row (3), and a liquid pump (7) is arranged in the control box (2).

2. An indoor box type fixed metal enclosed switchgear according to claim 1, characterized in that a transparent window (16) is installed on the front surface of said outer case cabinet door (11), an operation panel (17) is installed on the front surface of said control box (2), a single chip microcomputer (18) is installed on the inner lower surface of said control box (2), and a temperature sensor (15) is installed on one side of the inside of said outer case (1).

3. An indoor box type fixed metal enclosed switchgear according to claim 1 characterized in that the other end of said spring (12) is welded to the inner surface of the outer case (1), said inner case (9) is fixed at the position of the inner surface of the outer case (1) by the spring (12).

4. An indoor box type fixed metal enclosed switchgear according to claim 1 characterized in that the output of the outer box (1) is connected through to the input of the liquid pump (7), the output of the liquid pump (7) is connected through to the input of the first circulating pipe (5), the output of the first circulating pipe (5) is connected through to the input of the water cooling row (3), the output of the water cooling row (3) is connected through to the input of the outer box (1) through the second circulating pipe (6).

5. An indoor box type fixed metal-enclosed switchgear according to claim 2, characterized in that the output of said temperature sensor (15) is connected to the input terminal of a single-chip microcomputer (18), the output of said single-chip microcomputer (18) is connected to the input terminal of the liquid pump (7), the operation panel (17) and the fan (4), respectively.