CN214543061U

CN214543061U - High-voltage distribution ring main unit

Info

Publication number: CN214543061U
Application number: CN202121120309.6U
Authority: CN
Inventors: 陈松安; 罗碎克
Original assignee: Zhejiang Gangneng Power Technology Co ltd
Current assignee: Zhejiang Gangneng Power Technology Co ltd
Priority date: 2021-05-24
Filing date: 2021-05-24
Publication date: 2021-10-29
Anticipated expiration: 2031-05-24

Abstract

The utility model relates to the technical field of power equipment, in particular to a high-voltage distribution ring main unit, which comprises a main body, wherein the main body sequentially comprises a control room and a distribution room from bottom to top, a controller is arranged in the control room, a mounting plate and a driving mechanism for driving the mounting plate to move relative to a box door are arranged in the distribution room, the mounting plate is vertically arranged, the bottom and the top of the mounting plate are respectively provided with a bottom plate and a top plate, the bottom plate is in sliding connection with the main body, a first damping mechanism is arranged between the bottom plate and the main body, a second damping mechanism is arranged between the top plate and the main body, the main body is respectively provided with a first ventilation hole and a second ventilation hole at two sides of the distribution room, the inner side of the first ventilation hole is provided with at least one fan, the high-voltage distribution ring main unit is convenient for radiating heat of electric elements in the main body, simultaneously, can release electric elements to the cabinet body outside so that the operation improves maintenance efficiency when maintaining.

Description

High-voltage distribution ring main unit

Technical Field

The utility model relates to a power equipment technical field especially relates to high-voltage distribution looped netowrk cabinet.

Background

To improve the reliability of the power supply, the user is provided with power from two directions, usually by connecting the power supply networks in a ring. This power supply mode is referred to as ring network power supply for short. The high-voltage distribution ring main unit is an electrical device with a group of high-voltage switch devices arranged in a steel plate metal main unit body or made into an assembled interval ring main unit, and the core part of the high-voltage distribution ring main unit adopts a load switch and a fuse, so that the high-voltage distribution ring main unit has the advantages of simple structure, small volume, low price, capability of improving power supply parameters and performance, power supply safety and the like. The transformer substation is widely applied to distribution stations and box-type substations of load centers of urban residential districts, high-rise buildings, large public buildings, factory enterprises and the like.

The high-voltage distribution ring main unit that uses at present generally sets up comparatively inclosed cabinet body and is used for installing electrical component, and when using, because electrical component installs intensive probably to lead to generating heat, under the condition that the heat that electrical component produced can not in time shed, probably leads to serious equipment trouble. Meanwhile, when equipment is overhauled, an operator is generally required to stretch the head, the hands and the like into the cabinet body, and due to the fact that the space in the cabinet body is small and the layout is compact, particularly under the condition that the illumination environment is poor, other electrical elements are easily touched by mistake in the overhauling process, and faults are not easy to find and maintain.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, an object of the utility model is to provide a high-voltage distribution looped netowrk cabinet, the high-voltage distribution looped netowrk cabinet is convenient for dispel the heat to the internal electric elements of cabinet, simultaneously, can release electric elements to the external portion of cabinet so that the operation improves maintenance efficiency when maintaining.

In order to achieve the technical effects, the utility model adopts the following technical scheme:

the high-voltage distribution ring main unit comprises a main unit body, the main unit body sequentially comprises a control chamber and a distribution chamber from bottom to top, the control chamber is internally provided with a controller, the cabinet body is provided with a box door at the front side of the distribution chamber, the inner side of the box door is provided with a mounting plate and a driving mechanism for driving the mounting plate to move relative to the box door, the mounting plate is vertically arranged, and the bottom and the top of the mounting plate are respectively provided with a bottom plate and a top plate, the bottom plate is connected with the cabinet body in a sliding way, a first damping mechanism is arranged between the bottom plate and the cabinet body, a second damping mechanism is arranged between the top plate and the cabinet body, a first vent hole and a second vent hole are respectively arranged on the two sides of the power distribution chamber of the cabinet body, the inboard in first ventilation hole is provided with a fan at least, fan, actuating mechanism all with the controller electricity is connected.

Furthermore, an insulating layer plate is arranged between the control chamber and the distribution chamber, a first mounting groove and a second mounting groove are formed in the top of the insulating layer plate, the first mounting groove and the second mounting groove are perpendicular to the box door, the driving mechanism comprises a first screw shaft and a second screw shaft which are rotatably mounted in the first mounting groove and the second mounting groove respectively, a first slider and a second slider are rotatably connected to the first screw shaft and the second screw shaft respectively, the first slider and the second slider are fixedly connected with the bottom plate through the first damping mechanism, and the driving mechanism further comprises a driving assembly for driving the first screw shaft and the second screw shaft to rotate.

Further, the driving assembly comprises a driving motor arranged in the control chamber, the driving motor is electrically connected with the controller, an output end of the driving motor is provided with a driving bevel gear, the driving bevel gear is arranged between the first screw shaft and the second screw shaft, two sides of the driving bevel gear are respectively provided with a first transmission shaft and a second transmission shaft, the first transmission shaft and the second transmission shaft are both in meshing transmission with the driving bevel gear, one end of the first transmission shaft, which is far away from the driving bevel gear, is provided with a third transmission shaft, the bottom end of the third transmission shaft is in transmission connection with the first transmission shaft, the third transmission shaft penetrates through the insulating laminate and is in transmission connection with the first screw shaft, the bottom end of the second transmission shaft is in transmission connection with the first transmission shaft, and one end of the second transmission shaft, which is far away from the driving bevel gear, is provided with a fourth transmission shaft, the fourth transmission shaft penetrates through the insulating layer plate and is in transmission connection with the second screw shaft.

Further, first damper includes first backup pad and second backup pad, first backup pad and second backup pad respectively fixed mounting in just all perpendicular to on first slider and the second slider the chamber door sets up, the top of first backup pad and second backup pad respectively through a plurality of bumper shock absorbers with bottom plate fixed connection.

Further, second damper is including setting up the roof top and with the parallel connecting plate of roof, the top of connecting plate with cabinet body sliding connection, the bottom of connecting plate pass through the bumper shock absorber with roof fixed connection.

Further, the shock absorber comprises a lower mounting piece, a guide pillar, a guide sleeve and an upper mounting piece, the guide pillar is slidably mounted in the guide sleeve, the guide sleeve is fixedly connected with the lower mounting piece, the upper mounting piece is fixedly mounted at the top end of the guide pillar, compression springs are further arranged on the outer sides of the guide pillar and the guide sleeve, and two ends of each compression spring are respectively fixedly connected with the upper mounting piece and the lower mounting piece.

Further, the front side of mounting panel has set gradually a plurality of diaphragm break plates from top to bottom, the diaphragm break plate with the connection can be dismantled to the mounting panel.

Further, the diaphragm plate includes horizontal support portion, horizontal support portion is close to one side of mounting panel be provided with horizontal support portion vertically connecting plate, the connecting plate pass through the fastener with mounting panel fixed connection, horizontal support portion's middle part is provided with the installation region, fixed mounting has the thermal-arrest board in the installation region, the bottom of thermal-arrest board is provided with heat radiation fins.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides a pair of high-voltage distribution looped netowrk cabinet is used for installing electrical component through set up the drive mounting panel in the cabinet body to be used for the drive through setting up drive assembly the mounting panel moves for the chamber door, thereby releases electrical component to the cabinet external when overhauing, in order to improve maintenance efficiency. Simultaneously, be used for carrying out the shock attenuation to the mounting panel through set up first damper and second damper in the cabinet body to avoid electrical component to damage at the release in-process.

Drawings

Fig. 1 is a schematic view of an overall structure of a high-voltage distribution ring main unit according to an embodiment of the present invention;

fig. 2 is a schematic view of a local enlarged structure at a position a of the high-voltage distribution ring main unit according to an embodiment of the present invention;

the reference signs are: 10, a cabinet, 20, a control room, 21, a controller, 22, an electricity storage module, 221, a solar photovoltaic panel, 30, a distribution room, 31, a mounting plate, 311, a bottom plate, 312, a top plate, 41, a horizontal support portion, 42, a connecting plate, 43, a heat collecting plate, 431, a heat dissipating fin, 51, a first ventilation hole, 511, a fan, 52, a second ventilation hole, 60, an insulating layer plate, 61, a first mounting groove, 611, a first screw shaft, 611a, a first slider, 62, a second slider, 63, a driving motor, 631, a driving bevel gear, 64, a first transmission shaft, 65, a third transmission shaft, 66, a second transmission shaft, 71, a first support plate, 72, a second support plate, 73, a connecting plate, 80, a damper, 81, an upper mounting piece, 82, a guide post, 83, a guide sleeve, 84, a lower mounting piece, 85, and a compression spring.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

As shown in fig. 1-2, the high-voltage distribution ring main unit provided in this embodiment includes a main unit 10, the main unit 10 sequentially includes a control room 20 and a distribution room 30 from bottom to top, a controller 21 is provided in the control room 20, and the main unit 10 is provided with a box door at the front side of the distribution room 30 so as to perform maintenance on electrical elements in the distribution room 30. The inner side of the box door is provided with a mounting plate 31 and a driving mechanism for driving the mounting plate 31 to move relative to the box door, and the mounting plate 31 is vertically arranged and used for mounting electric elements. Specifically, the front side of mounting panel 31 has set gradually a plurality of diaphragm break plates from top to bottom, the diaphragm break plate with the connection can be dismantled to mounting panel 31. The electrical component is mounted on the cross-sectional plate. The whole installation of the electric elements in the high-voltage distribution ring main unit is flexible, and the layout and installation can be conveniently carried out according to the heating condition of the electric elements.

In this embodiment, the bottom and the top of the mounting plate 31 are respectively provided with a bottom plate 311 and a top plate 312, the bottom plate 311 is slidably connected to the cabinet 10, a first damping mechanism is arranged between the bottom plate 311 and the cabinet 10, and a second damping mechanism is arranged between the top plate 312 and the cabinet 10. The arrangement of the first and second damping mechanisms facilitates smooth outward movement of the mounting plate 31, avoiding damage to electrical components mounted on the mounting plate 31.

In this embodiment, in order to facilitate heat dissipation of the electrical components, the cabinet 10 is respectively provided with a first vent hole 51 and a second vent hole 52 on two sides of the power distribution chamber 30, a fan 511 is disposed on an inner side of the first vent hole 51, and both the fan 511 and the driving mechanism are electrically connected to the controller 21. In the case of the specific implementation thereof,

in this embodiment, an insulating layer plate 60 is disposed between the control chamber 20 and the distribution chamber 30, a first mounting groove 61 and a second mounting groove are formed in a top portion of the insulating layer plate 60, the first mounting groove 61 and the second mounting groove are perpendicular to the door, the driving mechanism includes a first screw shaft 611 and a second screw shaft rotatably mounted in the first mounting groove 61 and the second mounting groove, respectively, a first slider 611a and a second slider 62 are rotatably connected to the first screw shaft 611 and the second screw shaft, respectively, the first slider 611a and the second slider 62 are both fixedly connected to the bottom plate 311 through the first damping mechanism, and the driving mechanism further includes a driving component for driving the first screw shaft 611 and the second screw shaft to rotate. Specifically, the driving assembly includes a driving motor 63 disposed in the control chamber 20, the driving motor 63 is electrically connected to the controller 21, an output end of the driving motor 63 is provided with a driving bevel gear 631, the driving bevel gear 631 is disposed between the first screw shaft 611 and the second screw shaft, two sides of the driving bevel gear 631 are respectively provided with a first transmission shaft 64 and a second transmission shaft 66, the first transmission shaft 64 and the second transmission shaft 66 are in meshing transmission with the driving bevel gear 631, an end of the first transmission shaft 64 away from the driving bevel gear 631 is provided with a third transmission shaft 65, a bottom end of the third transmission shaft 65 is in transmission connection with the first transmission shaft 64, the third transmission shaft 65 penetrates through the insulating layer plate 60 and is in transmission connection with the first screw shaft 611, a bottom end of the second transmission shaft 66 is in transmission connection with the first transmission shaft 64, and the second transmission shaft 66 is away from the driving bevel gear 631 has a fourth drive shaft extending through the insulating layer 60 and drivingly connected to the second screw shaft. More specifically, the transmission is performed between the first transmission shaft 64 and the third transmission shaft 65, between the second transmission shaft 66 and the fourth transmission shaft, between the third transmission shaft 65 and the first screw shaft 611, and between the fourth transmission shaft and the second screw shaft through bevel gear pairs. In specific implementation, the controller 21 controls the driving motor 63 to drive the driving bevel gear 631 to rotate, so as to drive the first transmission shaft 64 to drive the third transmission shaft 65, and drive the first screw shaft 611 to rotate by the third transmission shaft 65, and at the same time, the driving bevel gear 631 drives the second transmission shaft 66 to drive the fourth transmission shaft, and drives the second screw shaft to rotate by the fourth transmission shaft, so as to implement synchronous motion of the first slider 611a and the second slider 62, so as to drive the mounting plate 31 to move relative to the door.

In this embodiment, the first shock absorbing mechanism includes a first supporting plate 71 and a second supporting plate 72, and the first supporting plate 71 and the second supporting plate 72 are respectively and fixedly mounted on the first slider 611a and the second slider 62 and are respectively and fixedly connected to the bottom plate 311 through two shock absorbers 80. The second damping mechanism comprises a connecting plate 7342 arranged above the top plate 312 and parallel to the top plate 312, the top end of the connecting plate 7342 is connected with the cabinet 10 in a sliding manner, four dampers 80 are arranged at the bottom end of the connecting plate 7342, the four dampers 80 are respectively arranged at four corners of the connecting plate 7342, and the connecting plate 7342 dampers 80 are fixedly connected with the top plate 312. Specifically, the damper 80 includes an upper mounting plate 81, a guide post 82, a guide sleeve 83 and a lower mounting plate 84, the guide post 82 is slidably mounted in the guide sleeve 83, the guide sleeve 83 is fixedly connected to the lower mounting plate 84, the upper mounting plate 81 is fixedly mounted at the top end of the guide post 82, a compression spring 85 is further disposed outside the guide post 82 and the guide sleeve 83, and two ends of the compression spring 85 are respectively fixedly connected to the upper mounting plate 81 and the lower mounting plate 84. In specific implementation, the compression spring 85 can absorb vertical vibration to achieve a shock absorption effect. The guide post 82 is slidably mounted in the guide sleeve 83 and is in clearance fit with the guide sleeve 83, and in specific implementation, the bottom end of the guide post 82 can float in the guide sleeve 83 in a certain degree along the horizontal direction, so that vibration in the horizontal direction is absorbed.

In this embodiment, in order to improve the heat dissipation effect of the electrical component, the diaphragm includes a horizontal supporting portion 41, one side of the horizontal supporting portion 41 close to the mounting plate 31 is provided with a connecting plate 7342 perpendicular to the horizontal supporting portion 41, the connecting plate 7342 is fixedly connected to the mounting plate 31 through a fastener, the middle of the horizontal supporting portion 41 is provided with a mounting area, a heat collecting plate 43 is fixedly mounted in the mounting area, and the bottom of the heat collecting plate 43 is provided with a heat dissipating fin 431. Specifically, an installation window penetrating through the horizontal support portion 41 is disposed in the installation area, the heat collection plate 43 is fixedly installed in the installation window, and the top of the heat collection plate 43 is abutted to the lower surface of the electrical element.

In this embodiment, in order to supply power to the blower 511, a solar photovoltaic panel 221 is further disposed on the top of the cabinet 10, an electric storage module 22 electrically connected to the solar photovoltaic panel 221 is disposed in the control chamber 20, and the electric storage module 22 is electrically connected to the controller 21.

Although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art will understand that the present invention can be modified or replaced with other embodiments without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims. The technology, shape and construction parts which are not described in detail in the present invention are all known technology.

Claims

1. High-voltage distribution looped netowrk cabinet, its characterized in that: comprises a cabinet body (10), the cabinet body (10) sequentially comprises a control chamber (20) and a distribution chamber (30) from bottom to top, a controller (21) is arranged in the control chamber (20), a cabinet door is arranged on the front side of the distribution chamber (30) of the cabinet body (10), an installation plate (31) and a driving mechanism for driving the installation plate (31) to move relative to the cabinet door are arranged on the inner side of the cabinet door, the installation plate (31) is vertically arranged, a bottom plate (311) and a top plate (312) are respectively arranged at the bottom and the top of the installation plate (31), the bottom plate (311) is in sliding connection with the cabinet body (10), a first damping mechanism is arranged between the bottom plate (311) and the cabinet body (10), a second damping mechanism is arranged between the top plate (312) and the cabinet body (10), a first ventilation hole (51) and a second ventilation hole (52) are respectively arranged at two sides of the distribution chamber (30) of the cabinet body (10), the inner side of the first ventilation hole (51) is at least provided with a fan (511), and the fan (511) and the driving mechanism are both electrically connected with the controller (21).

2. The high voltage ring main unit as claimed in claim 1, wherein: an insulating layer plate (60) is arranged between the control chamber (20) and the distribution chamber (30), a first installation groove (61) and a second installation groove are formed in the top of the insulating layer plate (60), the first installation groove (61) and the second installation groove are perpendicular to the box door, the driving mechanism comprises a first screw shaft (611) and a second screw shaft which are rotatably installed in the first installation groove (61) and the second installation groove respectively, a first sliding block (611a) and a second sliding block (62) are rotatably connected to the first screw shaft (611) and the second screw shaft respectively, the first sliding block (611a) and the second sliding block (62) are fixedly connected with the bottom plate (311) through the first damping mechanism, and the driving mechanism further comprises a driving component for driving the first screw shaft (611) and the second screw shaft to rotate.

3. The high voltage ring main unit as claimed in claim 2, wherein: the driving assembly comprises a driving motor (63) arranged in the control chamber (20), the driving motor (63) is electrically connected with the controller (21), an output end of the driving motor (63) is provided with a driving bevel gear (631), the driving bevel gear (631) is arranged between the first screw shaft (611) and the second screw shaft, two sides of the driving bevel gear (631) are respectively provided with a first transmission shaft (64) and a second transmission shaft (66), the first transmission shaft (64) and the second transmission shaft (66) are in meshing transmission with the driving bevel gear (631), one end of the first transmission shaft (64) far away from the driving bevel gear (631) is provided with a third transmission shaft (65), a bottom end of the third transmission shaft (65) is in transmission connection with the first transmission shaft (64), and the third transmission shaft (65) penetrates through the insulating layer plate (60) and is in transmission connection with the first screw shaft (611), the bottom end of the second transmission shaft (66) is in transmission connection with the first transmission shaft (64), and a fourth transmission shaft is arranged at one end, away from the drive bevel gear (631), of the second transmission shaft (66), penetrates through the insulating layer plate (60) and is in transmission connection with the second screw shaft.

4. The high voltage ring main unit as claimed in claim 2, wherein: first damper includes first backup pad (71) and second backup pad (72), first backup pad (71) and second backup pad (72) fixed mounting respectively on first slider (611a) and second slider (62) and all perpendicular to the chamber door sets up, the top of first backup pad (71) and second backup pad (72) respectively through a plurality of bumper shock absorbers (80) with bottom plate (311) fixed connection.

5. The high voltage ring main unit as claimed in claim 1, wherein: the second damping mechanism comprises a connecting plate (73) (42) which is arranged above the top plate (312) and parallel to the top plate (312), the top end of the connecting plate (73) (42) is connected with the cabinet body (10) in a sliding mode, and the bottom end of the connecting plate (73) (42) is fixedly connected with the top plate (312) through a damper (80).

6. The high voltage ring main unit as claimed in any one of claims 4 or 5, wherein: the shock absorber (80) comprises a lower mounting piece (84), a guide pillar (82), a guide sleeve (83) and an upper mounting piece (81), the guide pillar (82) is slidably mounted in the guide sleeve (83), the guide sleeve (83) is fixedly connected with the lower mounting piece (84), the upper mounting piece (81) is fixedly mounted at the top end of the guide pillar (82), a compression spring (85) is further arranged on the outer sides of the guide pillar (82) and the guide sleeve (83), and two ends of the compression spring (85) are respectively fixedly connected with the upper mounting piece (81) and the lower mounting piece (84).

7. The high voltage ring main unit as claimed in claim 1, wherein: the front side of mounting panel (31) has set gradually a plurality of diaphragm break plates from top to bottom, diaphragm break plate with the connection can be dismantled in mounting panel (31).

8. The high voltage ring main unit as claimed in claim 7, wherein: the diaphragm plate includes horizontal support portion (41), horizontal support portion (41) are close to one side of mounting panel (31) be provided with horizontal support portion (41) vertically connecting plate (73) (42), connecting plate (73) (42) pass through the fastener with mounting panel (31) fixed connection, the middle part of horizontal support portion (41) is provided with the installation region, fixed mounting has thermal-arrest board (43) in the installation region, the bottom of thermal-arrest board (43) is provided with heat radiation fins (431).