CN213959350U

CN213959350U - Draw-out type switch cabinet for electric power system

Info

Publication number: CN213959350U
Application number: CN202022911950.3U
Authority: CN
Inventors: 梁家兴
Original assignee: Sichuan Chuandong Hongxin Electrical Equipment Co ltd
Current assignee: Sichuan Chuandong Hongxin Electrical Equipment Co ltd
Priority date: 2020-12-08
Filing date: 2020-12-08
Publication date: 2021-08-13
Anticipated expiration: 2030-12-08

Abstract

The utility model relates to the technical field of power system equipment, in particular to a draw-out switch cabinet for a power system, which comprises a cabinet body and a switch door arranged at the front side of the cabinet body in a rotating way, wherein a first clapboard is vertically arranged in the cabinet body, the cabinet body is divided into a working area and a cooling area by the first clapboard, a plurality of second clapboards are transversely arranged in the working area, the working area is divided into a plurality of storage areas for storing electric devices by the second clapboards, and permeable air holes are vertically arranged on the second clapboards; the lower part of first baffle is equipped with the air inlet that is linked together with the district of depositing of bottommost, is equipped with air inlet fan in the air inlet, and the upper portion of first baffle is equipped with the gas outlet that is linked together with the district of depositing of the top, is equipped with the fan of giving vent to anger in the gas outlet, is equipped with in the cooling zone and is used for carrying out refrigerated cooling coil to the air. The problem of when dispelling the heat to the pull-out type cubical switchboard at present, can lead to the cabinet internal with the dust in the air, cause the internal electric part of cabinet to receive pollution or impaired is solved.

Description

Draw-out type switch cabinet for electric power system

Technical Field

The utility model relates to an electric power system equipment technical field, concretely relates to pull-out type cubical switchboard that electric power system used.

Background

In power system and power equipment, the cubical switchboard is a power generation commonly used, transmission of electricity, distribution and electric energy conversion equipment, the part in the cubical switchboard mainly has circuit breaker, isolator, load switch, operating device, mutual-inductor and various protection device etc. to constitute, wherein many cubical switchboards are provided with heat radiation structure, for example application number 201921802558.6's utility model discloses a low pressure pull-out type cubical switchboard, it utilizes radiator fan to take out the air from the outside and comes the internal portion of cabinet to dispel the heat and cool down, but such mode makes external dust also enter into the cabinet easily, makes the internal electrical part of cabinet receive the pollution or impaired, so need a pull-out type cubical switchboard that power system used, solve this technical problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pull-out type cubical switchboard that electric power system used, when solving and dispelling the heat to the pull-out type cubical switchboard at present, can introduce the cabinet internal with the dust in the air, cause the internal electrical part of cabinet to receive pollution or impaired problem.

In order to solve the technical problem, the utility model adopts the following technical scheme:

a draw-out switch cabinet used for an electric power system comprises a cabinet body and a switch door rotatably arranged on the front side of the cabinet body, wherein a first partition plate is vertically arranged in the cabinet body and divides the cabinet body into a working area and a cooling area;

the lower part of the first partition board is provided with an air inlet communicated with the storage area at the lowermost end, an air inlet fan is arranged in the air inlet, an air outlet communicated with the storage area at the uppermost end is arranged on the upper part of the first partition board, an air outlet fan is arranged in the air outlet, and a cooling coil pipe used for cooling air is arranged in the cooling area.

The technical scheme is that a handle is rotatably arranged on the outer side of the switch door, a first rotating wheel is rotatably arranged on the inner side of the switch door, one side of the first rotating wheel is coaxially connected with the rotating center of the handle through a rotating shaft penetrating through the switch door, and a first locking rod is arranged on the circumferential surface of the first rotating wheel;

the cabinet body is equipped with the locking plate with switch door articulated opposite side inner wall, when the switch door was closed, first locking lever pastes mutually with the inboard of locking plate.

A plurality of second rotating wheels which are coaxial with the first rotating wheels in the vertical direction are rotatably arranged on the inner side of the switch door, the second rotating wheels are coaxially connected with driven teeth, a second locking rod is arranged on the circumferential surface of each second rotating wheel, a driving tooth is coaxially connected to the other side of each first rotating wheel, and the driving tooth is in transmission connection with the driven teeth through a chain;

when the switch door is closed, the second locking rod is attached to the inner side of the locking plate.

A further technical scheme is that the inboard of switch door is equipped with the protective housing, first runner, second runner, first check lock pole, second check lock pole, initiative tooth, driven tooth and chain all set up in the protective housing, be equipped with the joint line that is used for first check lock pole and second check lock pole to roll out the protective housing on the protective housing.

According to a further technical scheme, a temperature monitoring device is arranged in the storage area, a central control assembly is arranged in the cabinet body, the temperature monitoring device is in signal connection with the central control assembly, and the central control assembly is used for controlling the starting and stopping of the air inlet fan and the air outlet fan.

The further technical scheme is that the cooling coil is a water cooling coil or a refrigerant coil.

Compared with the prior art, the beneficial effects of the utility model are that: the switch door is arranged in opening and shutting of the control cabinet body, be convenient for overhaul the internal electrical part of cabinet, high temperature in depositing the district, thereby through the air inlet fan convulsions with the air suction cooling space in the lower extreme workspace, and cool off the air through the cold district coil pipe in the cooling space, air after the cooling is carried to the workspace of top by the fan of giving vent to anger, cold air downstream gradually, lower the temperature to each workspace gradually through the bleeder vent, and then realize the heat dissipation of electrical part in each workspace, and dispel the heat for the self-loopa of air through above-mentioned mode, can not introduce external dusty air, and then avoid the electrical part in the workspace to suffer pollution or impaired.

Drawings

Fig. 1 is a front view of a draw-out type switch cabinet used in the power system of the present invention.

Fig. 2 is a cross-sectional view of an embodiment of a withdrawable switchgear used in an electric power system according to the present invention.

Fig. 3 is a cross-sectional view of another embodiment of a withdrawable switchgear for use in an electric power system according to the present invention.

Fig. 4 is a partially enlarged view of a portion a in fig. 2.

Icon: 1-cabinet body, 2-switch door, 3-first partition board, 4-cooling area, 5-second partition board, 6-storage area, 7-air vent, 8-air inlet, 9-air inlet fan, 10-air outlet, 11-air outlet fan, 12-cooling coil, 13-handle, 14-first rotating wheel, 15-first locking rod, 16-locking plate, 17-second rotating wheel, 18-driven tooth, 19-second locking rod, 20-driving tooth, 21-chain, 22-protective box and 23-connecting seam.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Example (b):

fig. 1-4 show a preferred embodiment of the draw-out type switch cabinet used in the power system of the present invention, the draw-out type switch cabinet used in the power system of this embodiment includes a cabinet body 1 and a switch door 2 rotatably disposed at the front side of the cabinet body 1, a first partition plate 3 is vertically disposed in the cabinet body 1, the cabinet body 1 is divided into a working area and a cooling area 4 by the first partition plate 3, a plurality of second partition plates 5 are horizontally disposed in the working area, the working area is divided into a plurality of storage areas 6 for storing electric devices by the second partition plates 5, and transparent air holes 7 are vertically disposed on the second partition plates 5; the lower part of first baffle 3 is equipped with the air inlet 8 that is linked together with the storage area 6 of bottommost, is equipped with air inlet fan 9 in the air inlet 8, and the upper portion of first baffle 3 is equipped with the gas outlet 10 that is linked together with the storage area 6 of topmost, is equipped with air outlet fan 11 in the gas outlet 10, is equipped with in cooling zone 4 and is used for carrying out refrigerated cooling coil 12 to the air.

Switch door 2 is used for controlling opening and shutting of the cabinet body 1, be convenient for overhaul the electrical part of the internal 1 of cabinet, high temperature in depositing district 6, thereby through 9 convulsions of air intake fan with in the air suction cooling space 4 in the lower extreme workspace, and cool off the air through the cold district coil pipe in the cooling space 4, the air after the cooling is carried to the workspace of top by air outlet fan 11 in, cold air downstream gradually, cool down each workspace gradually through bleeder vent 7, and then realize the heat dissipation of electrical part in each workspace, and dispel the heat for the self-loopa of air through above-mentioned mode, can not introduce external dirty air, and then avoid the electrical part in the workspace to suffer pollution or impaired.

Wherein the upper and lower both ends of first baffle 3 can link to each other with the upper and lower both sides of the internal portion of cabinet through welding or bolted connection's mode, and first baffle 3 can set up to "L" font, and then makes cooling zone 4 be the cooling channel that is located cabinet 1 corner of a vertical setting, cooling coil 12 and cooling channel looks adaptation.

The both ends link to each other with the both sides of workspace through the mode of welding, bolted connection or joint respectively about second baffle 5, when linking to each other through the joint mode, can set up the joint arch at the lower facial features of second baffle 5, set up in the both sides of workspace simultaneously and place the board, set up the joint groove at the last face of placing the board, set up second baffle 5 on placing the board to make the joint protruding establish with the mutual card of joint groove, thereby realize the joint of second baffle 5.

Wherein the electric device is placed in a drawer-like structure, and the draw-out structure is realized by the sliding arrangement between the drawer structure and the second partition 5.

The outer side of the switch door 2 is rotatably provided with a handle 13, the inner side of the switch door 2 is rotatably provided with a first rotating wheel 14, one side of the first rotating wheel 14 is coaxially connected with the rotating center of the handle 13 through a rotating shaft penetrating through the switch door 2, the circumferential surface of the first rotating wheel 14 is provided with a first locking rod 15, the inner wall of the other side of the cabinet body 1 hinged with the switch door 2 is provided with a locking plate 16, and when the switch door 2 is closed, the first locking rod 15 is attached to the inner side of the locking plate 16.

The handle 13 is rotated to rotate the first wheel 14, and the first wheel rotates to lock the first locking rod 15 inside the locking plate 16 or separate the first locking rod 15 from the locking plate 16, so as to open and close the door 2. Specifically, when the switch door 2 needs to be opened, the handle 13 is rotated clockwise to separate the connection between the first locking rod 15 and the locking plate 16, and then the handle 13 is pulled outwards, so that the switch door 2 can be opened; when the switch door 2 needs to be closed, the switch door 2 is pushed inwards firstly, the switch door 2 seals the front side of the cabinet body 1, and then the handle 13 is rotated anticlockwise, so that the first locking rod 15 is locked on the inner side of the locking plate 16, and the switch door 2 is closed.

The inner side of the switch door 2 is also rotatably provided with a plurality of second rotating wheels 17 which are vertical and coaxial with the first rotating wheels 14, the second rotating wheels 17 are coaxially connected with driven teeth 18, second locking rods 19 are arranged on the circumferential surfaces of the second rotating wheels 17, the other side of the first rotating wheels 14 is coaxially connected with driving teeth 20, the driving teeth 20 and the driven teeth 18 are in transmission connection through chains 21, and when the switch door 2 is closed, the second locking rods 19 are attached to the inner sides of the locking plates 16.

When the opening and closing of the door 2 are controlled by rotating the handle 13, the rotation of the first rotating wheel 14 drives the driving tooth 20 to rotate, the driving tooth 20 drives the driven tooth 18 to rotate through the transmission action of the chain 21, the rotation of the driven tooth 18 drives the second rotating wheel 17 to rotate, and the rotation of the second rotating wheel 17 controls the second locking rod 19 to further lock, so that the door 2 is closed more tightly.

The inboard of switch door 2 is equipped with protective housing 22, and first runner 14, second runner 17, first check lock lever 15, second check lock lever 19, initiative tooth 20, driven tooth 18 and chain 21 all set up in protective housing 22, are equipped with on protective housing 22 to be used for first check lock lever 15 and second check lock lever 19 to roll out connecting seam 23 of protective housing 22. The protective box 22 has the functions of accommodating the first rotating wheel 14, the second rotating wheel 17, the first locking rod 15, the second locking rod 19, the driving tooth 20, the driven tooth 18 and the chain 21, and avoiding the interference between the parts and the connecting line of the electric device in the transmission process, wherein the connecting seam 23 is used for enabling the first locking rod 15 and the plurality of second locking rods 19 to rotate out of the protective box 22, so that the locking function of the first locking rod 15 and the plurality of second locking rods 19 is realized.

Deposit and be equipped with temperature monitoring device in the district 6, be equipped with well accuse subassembly in the cabinet body 1, temperature monitoring device and well accuse subassembly signal connection, well accuse subassembly is used for controlling opening of air intake fan 9 and air outlet fan 11 and stops, utilize well accuse subassembly receiving temperature signal, when the temperature is higher, well accuse subassembly control air intake fan 9 and air outlet fan 11 begin work, and then realize the heat dissipation cooling, when detecting that the temperature is less than a certain setting value, well accuse subassembly control air intake fan 9 and air outlet fan 11 stop work, and then avoid the electric energy extravagant, wherein, well accuse subassembly can adopt PLC control system.

The cooling coil 12 is a water-cooling coil or a refrigerant coil, when the water-cooling coil is adopted, a circulating water tank and a water guide pipe are arranged to be communicated with the water-cooling coil, cooling equipment for cooling water is arranged in the circulating water tank, and the cooling area 4 is cooled in a water circulation cooling mode to realize continuous cooling; when the refrigerant coil pipe is adopted, a compressor, an outer machine condenser, a throttling device and the like are further arranged for realizing heat exchange, and the conventional arrangement in the refrigerant heat exchange field is adopted, so that the repeated description is omitted.

Although the invention has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this invention. More specifically, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, the drawings and the appended claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.

Claims

1. The utility model provides a pull-out type cubical switchboard that power system used, includes that the cabinet body (1) sets up in switch door (2) of the cabinet body (1) front side with rotating, its characterized in that: a first partition plate (3) is vertically arranged in the cabinet body (1), the cabinet body (1) is divided into a working area and a cooling area (4) by the first partition plate (3), a plurality of second partition plates (5) are transversely arranged in the working area, the working area is divided into a plurality of storage areas (6) for storing electric devices by the second partition plates (5), and through air holes (7) are vertically formed in the second partition plates (5);

the lower part of first baffle (3) is equipped with air inlet (8) that are linked together with the storage area (6) of bottommost, be equipped with air inlet fan (9) in air inlet (8), the upper portion of first baffle (3) is equipped with gas outlet (10) that are linked together with the storage area (6) of topmost, be equipped with air outlet fan (11) in gas outlet (10), be equipped with in cooling zone (4) and be used for carrying out refrigerated cooling coil (12) to the air.

2. The draw-out switchgear for use in an electrical power system according to claim 1, wherein: a handle (13) is rotatably arranged on the outer side of the switch door (2), a first rotating wheel (14) is rotatably arranged on the inner side of the switch door (2), one side of the first rotating wheel (14) is coaxially connected with the rotating center of the handle (13) through a rotating shaft penetrating through the switch door (2), and a first locking rod (15) is arranged on the circumferential surface of the first rotating wheel (14);

the cabinet body (1) is equipped with locking plate (16) with switch door (2) articulated opposite side inner wall, when switch door (2) were closed, first locking lever (15) pasted mutually with the inboard of locking plate (16).

3. The draw-out switchgear for use in an electrical power system according to claim 2, wherein: the inner side of the switch door (2) is also rotatably provided with a plurality of second rotating wheels (17) which are coaxial with the first rotating wheels (14) in the vertical direction, the second rotating wheels (17) are coaxially connected with driven teeth (18), second locking rods (19) are arranged on the circumferential surface of each second rotating wheel (17), the other side of each first rotating wheel (14) is coaxially connected with a driving tooth (20), and the driving tooth (20) is in transmission connection with the driven teeth (18) through a chain (21);

when the switch door (2) is closed, the second locking rod (19) is attached to the inner side of the locking plate (16).

4. The draw-out switchgear for use in an electrical power system according to claim 3, wherein: the inboard of switch door (2) is equipped with protective housing (22), first runner (14), second runner (17), first check lock lever (15), second check lock lever (19), initiative tooth (20), driven tooth (18) and chain (21) all set up in protective housing (22), be equipped with on protective housing (22) and be used for first check lock lever (15) and second check lock lever (19) to roll out joint seam (23) of protective housing (22).

5. The draw-out switchgear for use in an electrical power system according to claim 1, wherein: the storage area (6) is internally provided with a temperature monitoring device, the cabinet body (1) is internally provided with a central control assembly, the temperature monitoring device is in signal connection with the central control assembly, and the central control assembly is used for controlling the starting and stopping of the air inlet fan (9) and the air outlet fan (11).

6. The draw-out switchgear for use in an electrical power system according to claim 1, wherein: the cooling coil (12) is a water cooling coil or a refrigerant coil.