CN210536147U

CN210536147U - Sulfur hexafluoride looped netowrk cabinet convenient to maintenance

Info

Publication number: CN210536147U
Application number: CN201921811087.5U
Authority: CN
Inventors: 闫秀章; 张帅
Original assignee: Hebei Shangbo Electric Manufacturing Co Ltd
Current assignee: Hebei Shangbo Electric Manufacturing Co Ltd
Priority date: 2019-10-26
Filing date: 2019-10-26
Publication date: 2020-05-15
Anticipated expiration: 2029-10-26

Abstract

The utility model provides a sulfur hexafluoride ring main unit convenient for maintenance, which comprises a ring main unit body and a cabinet door, a bottom plate is arranged on one side of the bottom end in the ring main unit body, which is far away from the cabinet door, an automatic push-out device is arranged at the top end of the bottom plate, the automatic pushing device comprises a hydraulic cylinder which is horizontally arranged, the bottom of the hydraulic cylinder is fixed at the top end of the bottom plate through a bolt, the output end of the hydraulic cylinder is connected with a hydraulic telescopic rod, one end of the hydraulic telescopic rod, which is far away from the hydraulic cylinder, is connected with a first supporting plate, a second supporting plate is arranged on one side of the first supporting plate far away from the hydraulic telescopic rod, connecting rods are symmetrically connected between the second supporting plate and the first supporting plate, and guide sleeves are welded at two ends of the second supporting plate and the first supporting plate, and guide columns are sleeved between the two guide sleeves with the same axis. The utility model discloses when externally maintaining equipment, easy maintenance is swift, and excellent in use effect.

Description

Sulfur hexafluoride looped netowrk cabinet convenient to maintenance

Technical Field

The utility model relates to a looped netowrk cabinet equipment technical field mainly relates to a sulfur hexafluoride looped netowrk cabinet convenient to maintenance.

Background

The sulfur hexafluoride ring main unit is an electrical device, the outside line of the sulfur hexafluoride ring main unit firstly enters the main control switch in the unit, then enters the branch control switch, and each branch is arranged according to the requirement. Such as instruments, automatic control, motor magnetic switches, various alternating current contactors and the like, some switch cabinets with high-voltage chambers and low-voltage chambers and high-voltage buses, such as power plants and the like, and some switch cabinets with low-frequency load shedding for protecting main equipment, wherein the sulfur hexafluoride ring net switch cabinet is mainly used for opening and closing, controlling and protecting electric equipment in the power generation, transmission, distribution and electric energy conversion processes of a power system.

The sulfur hexafluoride ring network switch cabinet is 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, when equipment in a cabinet body needs to be maintained, workers need to open the cabinet door for maintenance, and the existing indoor alternating-current high-voltage sulfur hexafluoride ring network switch cabinet is small in size and space, so that the cabinet door is relatively narrow, the workers are inconvenient to maintain, great difficulty is brought to the workers, normal work is affected, and unnecessary loss is increased.

SUMMERY OF THE UTILITY MODEL

The utility model mainly provides a sulfur hexafluoride looped netowrk cabinet convenient to maintenance for solve the technical problem who proposes among the above-mentioned background art.

The utility model provides a technical scheme that above-mentioned technical problem adopted does:

a sulfur hexafluoride ring main unit convenient to maintain comprises a ring main unit body and a cabinet door, wherein a bottom plate is arranged on one side of the bottom end inside the ring main unit body, which is far away from the cabinet door, the top end of the bottom plate is provided with an automatic pushing device which comprises a hydraulic cylinder arranged horizontally, the bottom of the hydraulic cylinder is fixed at the top end of the bottom plate through a bolt, the output end of the hydraulic cylinder is connected with a hydraulic telescopic rod, one end of the hydraulic telescopic rod, which is far away from the hydraulic cylinder, is connected with a first supporting plate, one side of the first supporting plate, which is far away from the hydraulic telescopic rod, is provided with a second supporting plate, connecting rods are symmetrically connected between the second supporting plate and the first supporting plate, and the guide sleeves are welded at the two ends of the second supporting plate and the first supporting plate, guide columns are sleeved between the guide sleeves on two same axes, and the two ends of each guide column are welded on the side wall of the bottom end inside the ring main unit body.

Preferably, bottom one side of looped netowrk cabinet body is equipped with manual ejecting device, manual ejecting device is including rotatory handle, the base of rotatory handle passes through the bolt fastening on the bottom lateral wall of looped netowrk cabinet body, the welding of bottom one side of rotatory handle has the rotary rod, the rotary rod runs through the one end of looped netowrk cabinet body bottom lateral wall is connected with the worm wheel, the top meshing of worm wheel is connected with the worm, the one end of worm runs through in proper order the welding is in behind second backup pad and the first backup pad on the inside bottom lateral wall of looped netowrk cabinet body.

Preferably, an air outlet is formed in the side wall of one side of the ring main unit body, a filter screen is arranged in the air outlet, a shutter is arranged on one side, away from the air outlet, of the filter screen, and the shutter is fixed on the inner wall of the ring main unit body through bolts.

Preferably, the shutter is kept away from one side of filter plate is equipped with radiator fan, radiator fan's base is equipped with the support, the bottom of support is fixed with the baffle through the bolt, the one end of baffle is equipped with the hinge, just there is the folded sheet one end of baffle through hinged joint, keeping away from of folded sheet the one end of baffle is connected with sealed the pad, sealed pad with the inner wall sealing contact of looped netowrk cabinet body.

Preferably, the bottom of the folding plate is fixed with a temperature detector through a bolt.

Preferably, the bottom of the partition plate is fixed with a pressure detector through a bolt, and one side of the pressure detector is provided with an alarm.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses mainly through being provided with automatic ejecting device and manual ejecting device inside the looped netowrk cabinet body, and design into by the pneumatic cylinder with automatic ejecting device, hydraulic telescoping rod, first backup pad, the second backup pad, the connecting rod, uide bushing and guide post are constituteed, through opening control panel, thereby start hydraulic cylinder work, make hydraulic telescoping rod outwards promote first backup pad, first backup pad drives the second backup pad through the connecting rod and moves forward along the guide post jointly, can outwards release equipment, whole process is convenient rapid, the labor time has been saved, make things convenient for staff's quick maintenance;

the manual push-out device is designed to be composed of a rotating handle, a rotating rod, a worm wheel and a worm, when power is cut off, the rotating handle is rotated manually, the rotating rod drives the worm wheel to rotate, the worm meshed with the rotating rod is driven to rotate, the second supporting plate and the first supporting plate both move outwards along the worm, and therefore equipment is pushed outwards, and maintenance of workers is facilitated.

The present invention will be explained in detail with reference to the drawings and specific embodiments.

Drawings

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

FIG. 2 is a bottom top cross-sectional view of the overall structure of the present invention;

fig. 3 is a partial top cross-sectional view of the overall structure of the present invention.

Reference numerals: 1. a ring main unit body; 11. an air outlet; 111. a filter screen plate; 12. a universal wheel; 13. a sealing plate; 14. a partition plate; 15. folding the board; 16. a hinge; 17. a gasket; 18. a blind window; 2. a cabinet door; 21. a cabinet door handle; 22. an observation window; 23. a base plate; 24. a guide post; 25. a guide sleeve; 26. a first support plate; 27. a second support plate; 28. a connecting rod; 3. a control panel; 4. an instrument panel; 5. a manual push-out device; 51. rotating the handle; 52. rotating the rod; 53. a worm gear; 54. a worm; 6. an automatic ejecting device; 61. a hydraulic cylinder; 62. a hydraulic telescopic rod; 7. a heat radiation fan; 71. a support; 8. a temperature detector; 9. a pressure detector; 91. an alarm.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully with reference to the accompanying drawings, in which several embodiments of the present invention are shown, but the present invention can be implemented in different forms, and is not limited to the embodiments described in the text, but rather, these embodiments are provided to make the disclosure of the present invention more thorough and comprehensive.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the use of the term knowledge in the specification of the present invention is for the purpose of describing particular embodiments and is not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items. The devices described in the following embodiments are all conventional devices unless otherwise specified, and the conventional connection and control methods are used in the examples unless otherwise specified.

Referring to the attached drawings 1-3, a sulfur hexafluoride ring main unit convenient to maintain comprises a ring main unit body 1 and a cabinet door 2, a bottom plate 23 is arranged on one side of the bottom end inside the ring main unit body 1 away from the cabinet door 2, an automatic pushing device 6 is arranged at the top end of the bottom plate 23, the automatic pushing device 6 comprises a hydraulic cylinder 61 horizontally arranged, the bottom of the hydraulic cylinder 61 is fixed at the top end of the bottom plate 23 through a bolt, the output end of the hydraulic cylinder 61 is connected with a hydraulic telescopic rod 62, one end of the hydraulic telescopic rod 62 away from the hydraulic cylinder 61 is connected with a first supporting plate 26, one side of the first supporting plate 26 away from the hydraulic telescopic rod 62 is provided with a second supporting plate 27, a connecting rod 28 is symmetrically connected between the second supporting plate 27 and the first supporting plate 26, and guide sleeves 25 are welded at two ends of the second supporting plate 27 and the first, the guide posts 24 are sleeved between the two guide sleeves 25 with the same axis, and two ends of the two guide posts 24 are welded on the side wall of the bottom end inside the ring main unit body 1.

Referring to fig. 2, a manual push-out device 5 is arranged on one side of the bottom of the ring main unit body 1, the manual push-out device 5 includes a rotating handle 51, a base of the rotating handle 51 is fixed on the bottom side wall of the ring main unit body 1 through a bolt, a rotating rod 52 is welded on one side of the bottom end of the rotating handle 51, one end of the rotating rod 52 penetrating through the bottom side wall of the ring main unit body 1 is connected with a worm wheel 53, the top end of the worm wheel 53 is connected with a worm 54 in a meshing manner, and one end of the worm 54 penetrates through the second supporting plate 27 and the first supporting plate 26 in sequence and then is welded on the bottom side wall inside the ring main unit body 1. In the present embodiment, by manually rotating the rotating handle 51, so that the rotating rod 52 drives the worm wheel 53 to rotate, thereby driving the worm 54 to rotate, so that the device is pushed out under the action of the second supporting plate 27 and the first supporting plate 26, the problem that when the automatic pushing-out device 6 fails, the detection and maintenance can be facilitated as well can be effectively solved.

Referring to fig. 3, an air outlet 11 is formed in a side wall of the ring main unit body 1, a filter screen 111 is disposed in the air outlet 11, a louver 18 is disposed on a side of the filter screen 111 away from the air outlet 11, and the louver 18 is fixed on an inner wall of the ring main unit body 1 by bolts. In this embodiment, through the design of filtering the otter board 111, can filter the inside harmful gas of looped netowrk cabinet body 1 effectively, prevent to cause the pollution to external environment.

Referring to fig. 3 again, a heat dissipation fan 7 is disposed on one side of the louver 18 away from the filter screen 111, a support 71 is disposed on a base of the heat dissipation fan 7, a partition 14 is fixed at the bottom end of the support 71 through a bolt, a hinge 16 is disposed at one end of the partition 14, one end of the partition 14 is connected to a folding plate 15 through the hinge 16, a sealing gasket 17 is connected to one end of the folding plate 15 away from the partition 14, and the sealing gasket 17 is in sealing contact with the inner wall of the ring main unit body 1. In this embodiment, when the temperature detector 8 detects that the temperature exceeds the standard, the folding plate 15 rotates through the hinge 16, so that the heat dissipation fan 7 can effectively discharge the high-temperature gas inside the ring main unit body 1.

Referring to fig. 3 again, the bottom of the folding plate 15 is fixed with a temperature detector 8 through bolts; the bottom of the partition plate 14 is fixed with a pressure detector 9 through a bolt, one side of the pressure detector 9 is provided with an alarm 91, and the direct connection mode and the control mode of the pressure detector 9 and the alarm 91 both adopt the prior art. In this embodiment, through the design of the temperature detector 8, the internal temperature of the ring main unit body 1 can be effectively detected; further, through the design of pressure detector 9 and alarm 91, can detect effectively whether the gas in looped netowrk cabinet body 1 leaks, play the effect of reminding.

The utility model discloses a concrete operation as follows:

when power is off, the cabinet door 2 is firstly opened through the cabinet door handle 21, then the rotating handle 51 is manually rotated, so that the rotating rod 52 drives the worm wheel 53 to rotate, the worm 54 meshed with the worm wheel is driven to rotate, the second supporting plate 27 and the first supporting plate 26 move outwards along the worm 54, and the equipment is pushed outwards;

when the power is on, the control panel 3 is firstly opened, the instrument panel 4 is observed, the hydraulic cylinder 61 is started to work, so that the hydraulic telescopic rod 62 pushes the first supporting plate 26 outwards, the first supporting plate 26 drives the second supporting plate 27 to move forwards along the guide post 24 together through the connecting rod 28, and the equipment is pushed outwards;

remove looped netowrk cabinet body 1 to appointed operating position through universal wheel 12, observe through observation window 22, when thermodetector 8 detects that the temperature exceeds standard, folded plate 15 passes through the hinge 16 rotation, starts radiator fan 7 work to discharge the inside high-temperature gas of looped netowrk cabinet body 1 through air outlet 11, through the inside closing plate of looped netowrk cabinet body 1, can effectually prevent gas leakage.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the appended claims and their equivalents, and thus the embodiments of the invention are intended only as illustrative examples of the invention and no limitation of the invention is intended whatsoever to be construed by the embodiments of the invention.

Claims

1. The utility model provides a sulfur hexafluoride looped netowrk cabinet convenient to maintenance, including looped netowrk cabinet body (1) and cabinet door (2), its characterized in that: one side of the cabinet door (2) which is far away from the bottom end in the ring main unit body (1) is provided with a bottom plate (23), the top end of the bottom plate (23) is provided with an automatic pushing device (6), the automatic pushing device (6) comprises a hydraulic cylinder (61) which is horizontally arranged, the bottom of the hydraulic cylinder (61) is fixed on the top end of the bottom plate (23) through a bolt, the output end of the hydraulic cylinder (61) is connected with a hydraulic telescopic rod (62), one end of the hydraulic telescopic rod (62) which is far away from the hydraulic cylinder (61) is connected with a first supporting plate (26), one side of the first supporting plate (26) which is far away from the hydraulic telescopic rod (62) is provided with a second supporting plate (27), a connecting rod (28) is symmetrically connected between the second supporting plate (27) and the first supporting plate (26), and guide sleeves (25) are welded at the two ends of the second supporting, the guide posts (24) are sleeved between the guide sleeves (25) on the two same axes, and the two ends of the guide posts (24) are welded on the side wall of the bottom end inside the ring main unit body (1).

2. The sulfur hexafluoride ring main unit convenient to maintain as claimed in claim 1, wherein: bottom one side of looped netowrk cabinet body (1) is equipped with manual ejecting device (5), manual ejecting device (5) are including rotatory handle (51), the base of rotatory handle (51) passes through the bolt fastening and is in on the bottom lateral wall of looped netowrk cabinet body (1), the welding of bottom one side of rotatory handle (51) has rotary rod (52), rotary rod (52) run through the one end of looped netowrk cabinet body (1) bottom lateral wall is connected with worm wheel (53), the top meshing of worm wheel (53) is connected with worm (54), the one end of worm (54) runs through in proper order the welding behind second backup pad (27) and first backup pad (26) is in on the inside bottom lateral wall of looped netowrk cabinet body (1).

3. The sulfur hexafluoride ring main unit convenient to maintain as claimed in claim 2, wherein: the ring main unit is characterized in that an air outlet (11) is formed in the side wall of one side of the ring main unit body (1), a filter screen plate (111) is arranged in the air outlet (11), a blind window (18) is arranged on one side, away from the air outlet (11), of the filter screen plate (111), and the blind window (18) is fixed on the inner wall of the ring main unit body (1) through bolts.

4. The sulfur hexafluoride ring main unit convenient to maintain as claimed in claim 3, wherein: keep away from shutter (18) one side of filter plate (111) is equipped with radiator fan (7), the base of radiator fan (7) is equipped with support (71), there is baffle (14) bottom of support (71) through the bolt fastening, the one end of baffle (14) is equipped with hinge (16), just the one end of baffle (14) is connected with folded sheet (15) through hinge (16), keeping away from of folded sheet (15) the one end of baffle (14) is connected with sealed pad (17), sealed pad (17) with the inner wall sealing contact of looped netowrk cabinet body (1).

5. The sulfur hexafluoride ring main unit convenient to maintain as claimed in claim 4, wherein: and a temperature detector (8) is fixed at the bottom of the folding plate (15) through a bolt.

6. The sulfur hexafluoride ring main unit convenient to maintain as claimed in claim 4, wherein: the bottom of the partition plate (14) is fixedly provided with a pressure detector (9) through a bolt, and one side of the pressure detector (9) is provided with an alarm (91).