CN217134992U

CN217134992U - Dedicated cubical switchboard under high temperature environment

Info

Publication number: CN217134992U
Application number: CN202123119497.3U
Authority: CN
Inventors: 陶文祥
Original assignee: Jiangsu Honkon Electrical Group Co ltd
Current assignee: Jiangsu Honkon Electrical Group Co ltd
Priority date: 2021-12-13
Filing date: 2021-12-13
Publication date: 2022-08-05
Anticipated expiration: 2031-12-13

Abstract

The utility model discloses a special switch cabinet under high temperature environment, which comprises a cabinet body, wherein a first cabinet chamber and a second cabinet chamber are arranged in the cabinet body, the second cabinet chamber is separated from the first cabinet chamber through a partition plate, a ventilation window is arranged at the lower end of the cabinet body, a flow-passing window is arranged on the upper end surface of the partition plate, a first radiating fin is arranged at the window of the flow-passing window, the first radiating fin is connected with heat-conducting plates which are arranged in the first cabinet chamber and the second cabinet chamber in a penetrating way, a ventilation window is arranged at the top of the second cabinet chamber, a plurality of second radiating fins are arranged below the ventilation window, and each second radiating fin is connected with the top end of each heat-conducting plate and corresponds to a ventilation fan arranged in the ventilation window; this heat exchange mechanism of cubical switchboard installs at cabinet body top, and the during operation can use the internal air of cabinet from bottom to flow from top to bottom to improve radiating even, the fin of installation on the internal device board of cabinet extends to the window department of cabinet body upper end simultaneously, and the cooperation air current flows when heat conduction for the heat dissipation of the cabinet body, and the radiating efficiency is high-efficient.

Description

Dedicated cubical switchboard under high temperature environment

Technical Field

The utility model relates to a cubical switchboard specifically is a dedicated cubical switchboard under high temperature environment.

Background

The switch cabinet is an electric device, the outside line of the switch cabinet firstly enters a main control switch in the cabinet and then enters a branch control switch, and each branch is arranged according to the requirement, such as an instrument, an automatic control switch, a magnetic switch, various alternating current contactors and the like. The main function of the switch cabinet is to open and close, control and protect electric equipment in the process of power generation, power transmission, power distribution and electric energy conversion of an electric power system.

Publication (bulletin) No.: CN210111424U discloses a high temperature resistant cubical switchboard, the intelligent cabinet temperature adjusting device comprises a cabinet body, the internal electrical equipment that installs of cabinet, the internal heat dissipation mechanism that is provided with of cabinet, heat dissipation mechanism are including storing the liquid reserve tank of coolant liquid, and the liquid outlet of liquid reserve tank passes through the inlet end intercommunication of pipeline and the pump body, and the liquid outlet end of the pump body passes through the inlet intercommunication of pipeline and liquid reserve tank, and the pipeline setting is on the inner wall of the cabinet body.

This cubical switchboard is through the mode of coolant liquid heat conduction to the cabinet body heat dissipation, and coolant liquid cooling mode, it is inconvenient to maintain, and with high costs, and the radiating mode of traditional side open air-cooled, the air current gathers cabinet body one side easily, leads to the inhomogeneous condition of focus to appear in the internal electric elements of cabinet, and actual radiating efficiency is not good. For this reason, improvement is required.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dedicated cubical switchboard under high temperature environment 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:

a special switch cabinet under a high-temperature environment comprises a cabinet body, wherein a first cabinet chamber and a second cabinet chamber are arranged in the cabinet body, the second cabinet chamber is arranged below the first cabinet chamber and is separated by a partition plate, and a ventilation window communicated with the second cabinet chamber is arranged at the lower end of the cabinet body;

the upper end face of the partition board is provided with a flow passage window, a plurality of first cooling fins are arranged at the position of the flow passage window, and each first cooling fin is connected with a plurality of heat-conducting plates which are arranged in the first cabinet chamber and the second cabinet chamber in a penetrating way;

the top of the second cabinet chamber is provided with a ventilation window, a plurality of second radiating fins are arranged below the ventilation window, each second radiating fin is connected with the top end of each heat-conducting plate and corresponds to a ventilation fan arranged in the ventilation window, and a rain shelter is arranged at the top end of the cabinet body above the ventilation fan.

Preferably, the ventilator comprises a fan plate frame and a motor blade, the motor blade is arranged in the fan plate frame and corresponds to the second radiating fin, the lower end of the fan plate frame penetrates into the ventilation window and is movably matched with the ventilation window, a limit edge is arranged on the edge of the upper end of the fan plate frame, the lower end face of the limit edge is connected with the upper end face of the cabinet body, and a plurality of bolt holes are formed in the limit edge.

Preferably, the rain shelter comprises a cover plate arranged above the ventilator, the cover plate is arranged at the upper end of the cabinet body and connected with the upper end face of the cabinet body, ventilation openings are formed in two sides of the cover plate, and bolts are assembled at the upper end of the cover plate and sequentially penetrate through the cover plate and the bolt holes to be connected with the upper end face of the cabinet body.

Preferably, the port department that cabinet body one side was located first cabinet room and second cabinet room is equipped with the chamber door, and first cabinet room and second cabinet room one side are kept away from to the chamber door is equipped with the handle, and the junction of chamber door and first cabinet room and second cabinet room is equipped with the sealing strip.

Preferably, device plates are arranged in the first cabinet chamber and the second cabinet chamber, two sides of each device plate are buckled into buckles arranged on the inner side walls of the first cabinet chamber and the second cabinet chamber and are matched with the buckles, and one sides, far away from the cabinet door, of the first cabinet chamber and the second cabinet chamber are connected with the heat conducting plate.

Preferably, a filter screen plate is arranged in the ventilation window, and the filter screen plate is buckled in the ventilation window and is movably matched with the ventilation window.

Preferably, the bottom of the cabinet body is provided with a plurality of first cooling fins, the supporting sucker comprises a sucker and a threaded column, the lower end of the threaded column is fixedly connected with the sucker main body, and the upper end of the threaded column penetrates into the mounting groove formed in the corner of the lower end face of the cabinet body and is in threaded fit with the mounting groove.

Compared with the prior art, the beneficial effects of the utility model are that: this heat exchange mechanism of cubical switchboard installs at cabinet body top, and the during operation can use the internal air of cabinet from bottom to flow from top to bottom to improve radiating even, the fin of installation on the internal device board of cabinet extends to the window department of cabinet body upper end simultaneously, and the cooperation air current flows when heat conduction for the heat dissipation of the cabinet body, and the radiating efficiency is high-efficient.

Drawings

Fig. 1 is a schematic structural diagram of a special switch cabinet in a high-temperature environment.

Fig. 2 is a schematic structural diagram of a device board in a special switch cabinet in a high-temperature environment.

Fig. 3 is a schematic structural diagram of a ventilation window in a switch cabinet special for use in a high-temperature environment.

Fig. 4 is a schematic structural view of a special fan plate frame in a switch cabinet in a high-temperature environment.

Fig. 5 is an enlarged schematic view of a structure a in fig. 3 of a special switch cabinet in a high-temperature environment.

In the figure: 1. a cabinet body; 2. a supporting suction cup; 3. a first cabinet compartment; 4. a second cabinet compartment; 5. buckling; 6. a device board; 7. a ventilation window; 8. a heat conducting plate; 9. a fan plate frame; 10. a partition plate; 11. an overcurrent window; 12. a first heat sink; 13. a second heat sink; 14. a ventilation fan; 15. a cover plate; 16. a bolt; 17. a motor blade; 18. bolt holes.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-5, in an embodiment of the present invention, a switch cabinet dedicated for use in a high temperature environment includes a cabinet body 1, a first cabinet chamber 3 and a second cabinet chamber 4 are disposed in the cabinet body 1, the second cabinet chamber 4 is disposed below the first cabinet chamber 3 and separated by a partition plate 10, and a ventilation window 7 communicated with the second cabinet chamber 4 is disposed at a lower end of the cabinet body 1; the upper end surface of the partition board 10 is provided with a flow passage window 11, a plurality of first cooling fins 12 are arranged at the window of the flow passage window 11, and each first cooling fin 12 is connected with a plurality of heat conduction plates 8 which are arranged in the first cabinet chamber 3 and the second cabinet chamber 4 in a penetrating way;

the top of the second cabinet chamber 4 is provided with a ventilation window, a plurality of second radiating fins 13 are arranged below the ventilation window, each second radiating fin 13 is connected with the top end of each heat conducting plate 8 and corresponds to a ventilation fan 14 arranged in the ventilation window, and a rain shelter is arranged at the top end of the cabinet body 1 above the ventilation fan 14; the ventilation fan 14 is installed at the top of the cabinet body 1, the top installation has the advantage that hot air flows upwards, when the ventilation fan 14 is started, the ventilation fan 14 draws air in the first cabinet chamber 3 and the second cabinet chamber 4 away from the ventilation window, and for air replacement in the first cabinet chamber 3 and the second cabinet chamber 4, air flow from bottom to top is formed in the first cabinet chamber 3 and the second cabinet chamber 4, so that a hot spot and a local heat conduction effect are not easily formed on the surface of an electrical component.

The ventilator 14 comprises a fan plate frame 9 and motor blades 17, the motor blades 17 are arranged in the fan plate frame 9 and correspond to the second radiating fins 13, the lower end of the fan plate frame 9 penetrates into the ventilator window and is movably matched with the ventilator window, a limiting edge is arranged on the edge of the upper end of the fan plate frame 9, the lower end face of the limiting edge is connected with the upper end face of the cabinet body 1, and a plurality of bolt holes 18 are formed in the limiting edge; the sash frame 9 is arranged in the ventilation window, and the limit edge at the edge of the sash frame 9 plays a role in limiting, so that the sash frame 9 can be prevented from falling off;

the rain shelter comprises a cover plate 15 arranged above the ventilator 14, the cover plate 15 is arranged at the upper end of the cabinet body 1 and is connected with the upper end face of the cabinet body 1, the two sides of the cover plate 15 are provided with ventilation openings, the upper end of the cover plate 15 is provided with a bolt 16, and the bolt 16 sequentially penetrates through the cover plate 15 and the bolt hole 18 to be connected with the upper end face of the cabinet body 1; the cover plate 15 is arranged at the upper end of the cabinet body 1 and used for preventing rainwater and other objects from entering the cabinet body 1 from the ventilation window when the cabinet body 1 is placed outdoors, ventilation of the ventilation fan 14 is not affected at the same time, and the bolt 16 can fix the cover plate 15 and the fan plate frame 9 simultaneously and is convenient to disassemble and replace;

a box door is arranged at the port of one side of the cabinet body 1, which is positioned at the first cabinet chamber 3 and the second cabinet chamber 4, a handle is arranged at one side of the box door, which is far away from the first cabinet chamber 3 and the second cabinet chamber 4, and a sealing strip is arranged at the joint of the box door and the first cabinet chamber 3 and the second cabinet chamber 4; when the box door is closed, the sealing strips can ensure the air tightness at the ports of the first cabinet chamber 3 and the second cabinet chamber 4, so that when the ventilating fan 14 is used for ventilating, the air flow in the first cabinet chamber 3 and the second cabinet chamber 4 can be conveyed from bottom to top without being influenced by the external air flow.

Device plates 6 are arranged in the first cabinet chamber 3 and the second cabinet chamber 4, two sides of the device plates 6 are buckled into buckles 5 arranged on the inner side walls of the first cabinet chamber 3 and the second cabinet chamber 4 and are matched with the buckles 5, and one sides of the first cabinet chamber 3 and the second cabinet chamber 4 far away from the cabinet doors are connected with a heat conducting plate 8; the flow-through window 11 and the first radiating fin 12 are in contact with the device board 6 through the heat conducting plate 8, so that a heat conducting effect can be achieved, air enters the cabinet body 1 from the ventilation window 7 during air exchange and then is exhausted from the ventilation window, the air in the first cabinet chamber 3 and the second cabinet chamber 4 flows from bottom to top, and when air flows pass through the flow-through window 11 and the first radiating fin 12, heat on the flow-through window 11 and the first radiating fin 12 can be taken away, so that the radiating purpose is achieved;

a filter screen plate is arranged in the ventilation window 7, and the filter screen plate is buckled in the ventilation window 7 and is movably matched with the ventilation window 7; ventilation window 7 plays the separation effect to the dust, avoids the dust to inhale on the circuit component of the internal attached on device board 6 of cabinet 1, causes circuit component's trouble, in addition, can dismantle the mode of connection, and the person of facilitating the use carries out the dismouting clearance to ventilation window 7.

The cabinet body 1 bottom is equipped with a plurality of first fin 12, supports sucking disc 2 and includes sucking disc and screw thread post, screw thread post lower extreme and sucking disc main part fixed connection, screw thread post upper end penetrate in the mounting groove that terminal surface edge was seted up under the cabinet body 1 and with mounting groove screw-thread fit. Support sucking disc 2 and install the lower extreme at the cabinet body 1 through the screw thread mode, support the cabinet body 1, make the cabinet body 1 and ground have a take the altitude, ponding passes through ventilation window 7 and gets into the cabinet body 1 when avoiding raining in, and the stability of the cabinet body 1 when smooth subaerial placing can be improved to the mode that the sucking disc supported.

The utility model discloses a theory of operation: install the cover plate 15 in the upper end of the cabinet body 1, the fan board frame 9 is installed in the ventilation window, can fix cover plate 15 and fan board frame 9 simultaneously through bolt 16, in operation, when scavenger fan 14 starts, scavenger fan 14 takes away the air in first cabinet room 3 and the second cabinet room 4 from the ventilation window, to the air replacement in first cabinet room 3 and the second cabinet room 4, form the air flow from bottom to top in first cabinet room 3 and the second cabinet room 4, when the air current passes through overflowing window 11 and first fin 12, can take away the heat on overflowing window 11 and the first fin 12, cooperate the air current to flow in the time of the heat conduction, accelerate the cabinet body heat dissipation, the radiating efficiency is high-efficient.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention.

Claims

1. A special switch cabinet under a high-temperature environment comprises a cabinet body (1), wherein a first cabinet chamber (3) and a second cabinet chamber (4) are arranged in the cabinet body (1), the second cabinet chamber (4) is arranged below the first cabinet chamber (3) and is separated by a partition plate (10), and the special switch cabinet is characterized in that a ventilation window (7) communicated with the second cabinet chamber (4) is arranged at the lower end of the cabinet body (1);

the upper end face of the partition plate (10) is provided with a flow passage window (11), a plurality of first cooling fins (12) are arranged at the window of the flow passage window (11), and each first cooling fin (12) is connected with a plurality of heat conduction plates (8) which penetrate through the first cabinet chamber (3) and the second cabinet chamber (4);

a ventilation window is formed in the second cabinet chamber (4) above the first cooling fins (12), a plurality of second cooling fins (13) are arranged below the ventilation window, the second cooling fins (13) are connected with the top ends of the heat conducting plates (8) and correspond to ventilation fans (14) installed in the ventilation window, and a rain shelter is arranged at the top end of the cabinet body (1) above the ventilation fans (14).

2. The switch cabinet special for the high-temperature environment according to claim 1, wherein the ventilator (14) comprises a fan frame (9) and a motor blade (17), the motor blade (17) is arranged in the fan frame (9) and corresponds to the second heat sink (13), the lower end of the fan frame (9) penetrates into the ventilator window and is movably matched with the ventilator window, a limit edge is arranged on an edge portion of the upper end of the fan frame (9), the limit edge is connected with the upper end face of the cabinet body (1) along the lower end face, and a plurality of bolt holes (18) are formed in the limit edge.

3. The switch cabinet special for the high-temperature environment according to claim 2, wherein the rain shelter comprises a cover plate (15) arranged above the ventilating fan (14), the cover plate (15) is arranged at the upper end of the cabinet body (1) and connected with the upper end face of the cabinet body (1), ventilating openings are formed in two sides of the cover plate (15), a bolt (16) is assembled at the upper end of the cover plate (15), and the bolt (16) sequentially penetrates through the cover plate (15) and the bolt hole (18) to be connected with the upper end face of the cabinet body (1).

4. The switch cabinet special for the high-temperature environment according to claim 1, wherein a cabinet door is arranged at a port of the first cabinet chamber (3) and the second cabinet chamber (4) on one side of the cabinet body (1), a handle is arranged at one side of the cabinet door away from the first cabinet chamber (3) and the second cabinet chamber (4), and a sealing strip is arranged at a joint of the cabinet door and the first cabinet chamber (3) and the second cabinet chamber (4).

5. The switch cabinet special for the high-temperature environment according to claim 4, wherein the first cabinet chamber (3) and the second cabinet chamber (4) are internally provided with device plates (6), two sides of the device plates (6) are buckled into buckles (5) arranged on the inner side walls of the first cabinet chamber (3) and the second cabinet chamber (4) and are matched with the buckles (5), and one sides of the first cabinet chamber (3) and the second cabinet chamber (4) far away from the cabinet door are connected with the heat conducting plate (8).

6. The switch cabinet special for the high-temperature environment according to claim 1, wherein a filter screen plate is arranged in the ventilating window (7), and the filter screen plate is buckled in the ventilating window (7) and is movably matched with the ventilating window (7).

7. The switch cabinet special for the high-temperature environment according to claim 1, wherein a plurality of supporting suction cups (2) are arranged at the bottom end of the cabinet body (1), each supporting suction cup (2) comprises a suction cup and a threaded column, the lower end of each threaded column is fixedly connected with a suction cup main body, and the upper end of each threaded column penetrates into a mounting groove formed at the corner of the lower end face of the cabinet body (1) and is in threaded fit with the mounting groove.