CN214626079U

CN214626079U - Totally closed looped netowrk cabinet of gas insulation

Info

Publication number: CN214626079U
Application number: CN202120767298.4U
Authority: CN
Inventors: 陈加均
Original assignee: Junan Electric Co ltd
Current assignee: Junan Electric Co ltd
Priority date: 2021-04-15
Filing date: 2021-04-15
Publication date: 2021-11-05
Anticipated expiration: 2031-04-15

Abstract

The utility model belongs to the field of electrical cabinets, in particular to a gas-insulated totally-enclosed ring main unit, which aims at the problems that the prior ring main unit can generate a large amount of heat when in use, fire and the like are easy to happen, and in rainy season, the bottom of the ring main unit is easy to be submerged by water, internal electronic elements are easy to be damaged, and the service life of the ring main unit is influenced, the utility model provides a scheme which comprises a fixed box and a ring main unit, wherein a lifting component is arranged in the fixed box, and a power box is fixedly connected on the inner wall of the top of the ring main unit, the utility model has reasonable structure, the heat in the ring main unit can be quickly discharged by transversely reciprocating a heat dissipation fan, the problems of high temperature generation in the ring main unit and fire and the like are prevented, and meanwhile, when in maintenance, the lifting of the ring main unit can be controlled by a motor, and an operator can complete the maintenance to the upper surface and the lower surface without climbing up and down, time and labor are saved, and the safety is improved.

Description

Totally closed looped netowrk cabinet of gas insulation

Technical Field

The utility model relates to a technical field of regulator cubicle especially relates to a totally closed looped netowrk cabinet of gas insulation.

Background

The ring main unit is a group of electric equipment which is arranged in a metal or nonmetal insulating cabinet body or is made into an assembled interval ring main power supply unit, and the core part of the ring main unit adopts a load switch and a fuse, so that the ring main unit has the advantages of simple structure, small volume, low price and the like.

The existing ring main unit can generate a large amount of heat when in use, and is easy to cause fire and other problems, and the ring main unit needs to climb up and down when being overhauled, thereby wasting time and energy and also having the risk of falling down, so that a gas-insulated totally-closed ring main unit is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems that the existing ring main unit in the prior art can generate a large amount of heat when in use and is easy to cause fire and the like, and the ring main unit needs to climb up and down during maintenance, thereby wasting time and energy and also having the risk of falling, the gas-insulated totally-enclosed ring main unit is provided.

In order to realize the purpose, the utility model discloses the technical scheme who takes is:

a gas insulation totally-enclosed ring main unit comprises a fixed box and a ring main unit body, wherein a lifting assembly is arranged in the fixed box, a power box is fixedly connected to the inner wall of the top of the ring main unit body, a first motor is fixedly connected to the inner wall of one side of the power box, a connecting shaft is rotatably connected to the inner wall of the top of the power box, bevel gears are fixedly sleeved on an output shaft of the first motor and the connecting shaft, the two bevel gears are meshed with each other, a crankshaft is fixedly connected to the bottom end of the connecting shaft, a connecting rod is rotatably connected to the crankshaft, a connecting plate is slidably connected to the power box, one end of the connecting rod is rotatably connected to one side of the connecting plate, a fixed column is fixedly connected to the bottom of the connecting plate, the bottom of the fixed column extends into the ring main unit body and is fixedly connected with a heat dissipation fan, and exhaust outlets are formed in two sides of the ring main unit body, equal fixedly connected with filter screen in two air outlets, the top of looped netowrk cabinet main part is equipped with the alarm lamp.

As preferred, lifting unit includes the second motor of fixed connection on fixed bottom of the case portion inner wall, fixedly connected with lead screw on the output shaft of second motor, the top of lead screw is connected with the top inner wall rotation of fixed case, threaded connection has the threading board on the lead screw, two spliced poles of the symmetrical fixedly connected with in top of threading board, the top of two spliced poles all run through the top inner wall of fixed case and with the bottom fixed connection of looped netowrk cabinet main part.

Preferably, the top of the fixed box is symmetrically and fixedly connected with the limiting plates, the two sides of the ring main unit are fixedly connected with the limiting slide blocks, and one side, away from each other, of each of the two limiting slide blocks is connected with one side, close to the two limiting plates, of each of the two limiting slide blocks in a sliding mode.

Preferably, the top of the ring main unit is fixedly connected with a fixing plate, and the top of the fixing plate is fixedly connected with a rain baffle.

Preferably, the inner wall of the top of the power box is symmetrically and slidably connected with two sliding plates, and the bottoms of the two sliding plates are fixedly connected with the top of the connecting plate.

Preferably, two rectangular plates are symmetrically and fixedly connected in the fixed box, and two sides of the threaded plate are respectively in sliding connection with one side, close to the two rectangular plates, of each other.

Totally closed looped netowrk cabinet of gas insulation's beneficial effect be: the crankshaft can be rotated by the first motor, the crankshaft can drive the connecting plate to transversely reciprocate by the connecting rod, the connecting plate can drive the heat dissipation fan to transversely reciprocate by the fixed column, thereby increasing the heat dissipation area, leading the hot air in the main body of the ring main unit to be discharged quickly through the two air outlets, effectively preventing the safety problems of high temperature generation, fire hazard and the like in the main body of the ring main unit, preventing the external dust from entering the main body of the ring main unit by the two filter screens, when the ring main unit is in rainy season, the two rain baffles can prevent the ring main unit from being damaged by rainwater, the screw rod can be rotated through the second motor, and then can make the threading board rebound, can drive looped netowrk cabinet main part rebound through two spliced poles, make the bottom of looped netowrk cabinet main part keep away from the place that the rainwater floods, avoid the looped netowrk cabinet main part bottom to be flooded, cause inside electronic component to damage.

The utility model discloses it is rational in infrastructure, through making heat dissipation fan lateral reciprocating motion, the steam in the main part of the ring main unit can be discharged fast, prevents to produce high temperature in the main part of the ring main unit, causes conflagration scheduling problem, when overhauing simultaneously, can pass through the lift of the motor control cabinet body, and operating personnel need not to climb up and climb down and can accomplish the maintenance to the higher authority and below, labour saving and time saving, improvement security.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

fig. 2 is a schematic view of a partial three-dimensional structure of the present invention;

fig. 3 is a schematic view of a cross-sectional structure of the ring main unit of the present invention;

fig. 4 is an enlarged schematic structural diagram of part a of the present invention.

In the figure: the ring main unit comprises a fixed box 1, a ring main unit 2, a power box 3, a first motor 4, a connecting shaft 5, a crankshaft 6, a connecting rod 7, a connecting plate 8, a fixed column 9, a heat dissipation fan 10, a filter screen 11, a fixed plate 12, a rain baffle 13, a second motor 14, a screw rod 15, a threaded plate 16, a connecting column 17, a limiting plate 18, a limiting slide block 19, a rectangular plate 20 and a sliding plate 21.

Detailed Description

The present invention will be further explained with reference to the drawings and examples.

As shown in fig. 1-4, a gas-insulated totally-enclosed ring main unit, which comprises a fixed box 1 and a ring main unit 2, wherein a lifting assembly is arranged in the fixed box 1, a power box 3 is fixedly connected to the inner wall of the top of the ring main unit 2, a first motor 4 is fixedly connected to the inner wall of one side of the power box 3, a connecting shaft 5 is rotatably connected to the inner wall of the top of the power box 3, bevel gears are fixedly sleeved on the output shaft of the first motor 4 and the connecting shaft 5, and are engaged with each other, a crankshaft 6 is fixedly connected to the bottom end of the connecting shaft 5, a connecting rod 7 is rotatably connected to the crankshaft 6, a connecting plate 8 is slidably connected to the power box 3, one end of the connecting rod 7 is rotatably connected to one side of the connecting plate 8, a fixed column 9 is fixedly connected to the bottom of the connecting plate 8, the bottom of the fixed column 9 extends into the ring main unit 2 and is fixedly connected to a heat dissipation fan 10, and exhaust openings are formed in both sides of the ring main unit 2, the two air outlets are fixedly connected with a filter screen 11, the top of the ring main unit 2 is provided with an alarm lamp, hot air in the ring main unit 2 can be rapidly discharged by enabling the heat dissipation fan 10 to transversely reciprocate, the problems of high temperature generation, fire hazard and the like in the ring main unit 2 are prevented, meanwhile, the bottom of the ring main unit 2 can be far away from a place submerged by rainwater in rainy season, the bottom of the ring main unit 2 is prevented from being submerged, and internal electronic elements are prevented from being damaged, the lifting assembly comprises a second motor 14 fixedly connected on the inner wall of the bottom of the fixed box 1, a lead screw 15 is fixedly connected on an output shaft of the second motor 14, the top end of the lead screw 15 is rotatably connected with the inner wall of the top of the fixed box 1, a thread plate 16 is connected on the lead screw 15 in a threaded manner, the top of the thread plate 16 is symmetrically and fixedly connected with two connecting columns 17, the top ends of the two connecting columns 17 penetrate through the inner wall of the top of the fixed box 1 and are fixedly connected with the bottom of the ring main unit 2, the screw rod 15 can be rotated by the second motor 14, and the thread plate 16 can be moved upwards, the ring main unit 2 can be driven to move upwards by the two connecting columns 17, the bottom of the ring main unit 2 is far away from the place where the rainwater is submerged, and the damage of internal electronic components caused by the submergence of the bottom of the ring main unit 2 is avoided, the limiting plates 18 are symmetrically and fixedly connected to the top of the fixing box 1, the limiting sliders 19 are fixedly connected to both sides of the ring main unit 2, the sides of the two limiting sliders 19 far away from each other are respectively connected with the sides of the two limiting plates 18 close to each other in a sliding manner, the two limiting plates 18 can slide on the two limiting plates 19, so that the ring main unit 2 can move more stably, the fixed plate 12 is fixedly connected to the top of the ring main unit 2, the rain baffle 13 is fixedly connected to the top of the fixed plate 12, and the two rain baffles 13 can prevent the ring main unit 2 from being damaged by the rainwater, symmetrical sliding connection has two sliding plates 21 on the inner wall of power box 3 top, the bottom of two sliding plates 21 all with the top fixed connection of connecting plate 8, sliding plate 21 can make connecting plate 8 can only lateral shifting, can not take place the offset, two rectangular plates 20 of symmetrical fixed connection in the fixed box 1, threaded plate 16's both sides respectively with two rectangular plates 20 one side sliding connection that are close to each other, rectangular plate 20 can make threaded plate 16 remove more firm.

The working principle is as follows: when the ring main unit 2 generates a large amount of hot air during working, by starting the first motor 4 and the heat dissipation fan 10, the output shaft of the first motor 4 can drive the crankshaft 6 to rotate through the two bevel gears, the crankshaft 6 can drive the connecting plate 8 to transversely reciprocate through the connecting rod 7, the connecting plate 8 can drive the heat dissipation fan 10 to transversely reciprocate through the fixing column 9, so as to increase the heat dissipation area, so that the hot air in the ring main unit 2 can be quickly discharged through the two air outlets, thereby effectively preventing the high temperature generated in the ring main unit 2 and causing fire and other safety problems, the two filter screens 11 can prevent external dust from entering the ring main unit 2, when the ring main unit 2 is suffered from rain, the two rain baffles 13 can prevent the ring main unit 2 from being damaged by rain, the fixing box 1 is internally provided with a humidity sensor (not shown in the figure), when the humidity sensor senses that the humidity rises to a set value, earlier control the warning light and light, remind passerby to please do not be close to, avoid taking place the electric shock, simultaneous control second motor 14 starts, second motor 14 can make lead screw 15 rotate, lead screw 15 can make the threading board 16 drive two spliced poles 17 and upwards remove, two spliced poles 17 can drive looped netowrk cabinet main part 2 rebound, two spacing slider 19 can slide on two limiting plates 18, make looped netowrk cabinet main part 2 remove more firm, when overhauing simultaneously, can pass through the lift of the motor control cabinet body, operating personnel need not to climb and climb down and can accomplish the maintenance to the higher authority and below, time saving and labor saving, and the safety is improved.

The above, 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 totally closed looped netowrk cabinet of gas insulation, includes fixed box (1) and looped netowrk cabinet main part (2), its characterized in that, be equipped with lifting unit in fixed box (1), fixedly connected with headstock (3) on the top inner wall of looped netowrk cabinet main part (2), fixedly connected with first motor (4) on one side inner wall of headstock (3), it is connected with connecting axle (5) to rotate on the top inner wall of headstock (3), equal fixed cover is equipped with the bevel gear on the output shaft of first motor (4) and connecting axle (5), and two bevel gears mesh mutually, the bottom fixedly connected with bent axle (6) of connecting axle (5), it is connected with connecting rod (7) to rotate on bent axle (6), sliding connection has connecting plate (8) in headstock (3), the one end of connecting rod (7) rotates with one side of connecting plate (8) to be connected, the bottom fixedly connected with fixed column (9) of connecting plate (8), the bottom of fixed column (9) extends to in looped netowrk cabinet main part (2) and fixedly connected with radiator fan (10), the air exit has all been seted up to the both sides of looped netowrk cabinet main part (2), equal fixedly connected with filter screen (11) in two air exits, the top of looped netowrk cabinet main part (2) is equipped with the alarm lamp.

2. The gas-insulated totally-enclosed ring main unit according to claim 1, wherein the lifting assembly comprises a second motor (14) fixedly connected to the inner wall of the bottom of the fixed box (1), a lead screw (15) is fixedly connected to an output shaft of the second motor (14), the top end of the lead screw (15) is rotatably connected to the inner wall of the top of the fixed box (1), a thread plate (16) is connected to the lead screw (15) in a threaded manner, two connecting columns (17) are fixedly connected to the top of the thread plate (16) in a symmetrical manner, and the top ends of the two connecting columns (17) all penetrate through the inner wall of the top of the fixed box (1) and are fixedly connected to the bottom of the ring main unit body (2).

3. The gas insulated full-closed ring main unit according to claim 1, wherein the top of the fixed box (1) is symmetrically and fixedly connected with limiting plates (18), both sides of the ring main unit body (2) are fixedly connected with limiting sliding blocks (19), and one sides of the two limiting sliding blocks (19) far away from each other are respectively connected with one sides of the two limiting plates (18) close to each other in a sliding manner.

4. A gas insulated fully enclosed ring main unit as claimed in claim 1, wherein the top of said ring main unit (2) is fixedly connected with a fixing plate (12), and the top of said fixing plate (12) is fixedly connected with a rain shield (13).

5. The gas insulated fully-closed ring main unit according to claim 1, wherein the inner wall of the top of the power box (3) is symmetrically and slidably connected with two sliding plates (21), and the bottoms of the two sliding plates (21) are fixedly connected with the top of the connecting plate (8).

6. A totally closed looped netowrk cabinet of gas insulation according to claim 2, characterized in that, two rectangular plates (20) are symmetrically and fixedly connected in the fixed box (1), and both sides of the screw plate (16) are respectively connected with one side of the two rectangular plates (20) close to each other in a sliding manner.