CN110071437A - A kind of switch cabinet body structure and switchgear - Google Patents
A kind of switch cabinet body structure and switchgear Download PDFInfo
- Publication number
- CN110071437A CN110071437A CN201910486300.8A CN201910486300A CN110071437A CN 110071437 A CN110071437 A CN 110071437A CN 201910486300 A CN201910486300 A CN 201910486300A CN 110071437 A CN110071437 A CN 110071437A
- Authority
- CN
- China
- Prior art keywords
- cabinet body
- switchgear
- pressing plate
- mandril
- cabinet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000003825 pressing Methods 0.000 claims abstract description 28
- 230000007704 transition Effects 0.000 claims description 11
- 238000012423 maintenance Methods 0.000 abstract description 13
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 11
- 230000008569 process Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 5
- 230000017525 heat dissipation Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000001914 calming effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B13/00—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle
- H02B13/02—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle with metal casing
- H02B13/025—Safety arrangements, e.g. in case of excessive pressure or fire due to electrical defect
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Patch Boards (AREA)
Abstract
The present invention relates to a kind of switch cabinet body structure and switchgears, including cabinet body, the side of the cabinet body is provided with cabinet body opening, the cabinet door for covering cabinet body opening is hinged on the cabinet body, wherein: the heat release hole for being connected to interior of the cabinet and the external world is provided on the side wall of the cabinet body, the only pressing plate for covering heat release hole is provided on the inner sidewall of the cabinet body, only pressing plate and the cabinet body is hinged, the tension spring connecting with cabinet body inner wall is provided on the only pressing plate, relief port is provided on the side wall of the cabinet body upper end, the relief panel for covering relief port is additionally provided on the cabinet body, the relief panel and cabinet body is rotatablely connected.The setting that this programme passes through the only pressing plate and relief panel hinged with cabinet body, the heat release hole of cabinet body side wall can be blocked under cabinet body high-pressure situations, high pressure gas is discharged by top relief port simultaneously, reduces security risk, and there are the beneficial effects such as structure is simple, cost is relatively low, raising maintenance efficiency.
Description
Technical field
The present invention relates to equipment for power transmission and distribution field, a kind of switch cabinet body structure and switchgear are referred in particular to.
Background technique
In switchgear operational process, when insulation ag(e)ing, human operational error, switchgear design defect, once
Short trouble may occur for circuit, generate tens of thousands of amperes of short circuit current, which can generate high temperature and pressure in moment
Gas, if failure air-flow cannot effectively discharge in a short time, will cause switchgear and burst since cabinet body is narrow, right
Adjacent switch cabinet and staff cause seriously to damage, and cause serious accident.Therefore, switchgear can all be set in design
Have pressure-relief measure, for example, in the prior art frequently at the top of switchgear by with setting intensity bolted cover plate,
Bolt failure when pressure release, cover board open implementation pressure release.But switchgear is in the process of running, internal current can generate big calorimetric
Amount needs to consider to be arranged radiator structure and carries out especially when switch cabinet bus electric current is more than 3150A or when transformer is housed
Ventilation and heat, radiator structure in the prior art are usually to open up thermovent on the side wall of switchgear, are flowed by air-flow real
It now radiates, in this way, high-temperature high-pressure air flow may be sprayed from the thermovent of side wall when switchgear pressure release, is easy to injure personal peace
Complete and adjacent equipment forms security risk.
Summary of the invention
The purpose of the present invention is being improved and being innovated for disadvantage present in background technique and problem, a kind of energy is provided
The switch cabinet body structure and switchgear of security risk caused by high pressure gas when enough debugging.
The technical scheme is that constructing a kind of switchgear including cabinet body, the side of the cabinet body is provided with cabinet body and opens
Mouthful, the cabinet door for covering cabinet body opening is hinged on the cabinet body, in which: be provided on the side wall of the cabinet body for connecting
Lead to the heat release hole of interior of the cabinet and the external world, the only pressing plate for covering heat release hole is provided on the inner sidewall of the cabinet body, it is described
Only pressing plate and cabinet body it is hinged, described stop is provided with the tension spring connecting with cabinet body inner wall, cabinet body upper end side wall on pressing plate
On be provided with relief port, the relief panel for covering relief port, the relief panel and cabinet body are additionally provided on the cabinet body
Rotation connection.Cabinet body cabinet door is conventional structure in scheme, and convenient for operating, the setting of heat release hole, can guarantee in cabinet body on side wall
Heat dissipation performance, the only setting of pressing plate can cover heat release hole, avoid high temperature and high pressure gas by side when pressure is excessive in cabinet body
Face sprays, and causes security risk, the setting of hinged only pressing plate and tension spring with cabinet body, in cabinet body when high pressure, under high pressure gas
Pressure stops pressing plate, and revolving coverage method heat release hole, in cabinet body when low pressure, tension spring, which pulls, stops pressing plate playback, guarantees heat dissipation effect, relief panel
Setting, in cabinet body when high pressure, high pressure gas starts relief panel, high pressure gas in cabinet body is discharged by relief port, pressure drop
When low, then relief port is covered, cabinet body upper end sundries is avoided to enter interior of the cabinet, structure can be become by pressure in cabinet body in scheme
Change automatic adjustment, without setting dynamical element, and structure is simple, and cost is relatively low, practical.
Preferably, the cabinet body is provided with the transition plates being fixedly connected with cabinet body, institute on the outer wall of relief port one end
It is provided with Elastic buckle in the transition plates stated, is provided in the relief panel and the buckle slot for resilient snap fitment, institute
The relief panel stated hingedly is arranged with transition plates.The setting of transition plates and Elastic buckle convenient for the installation of relief panel, while can be controlled
Relief panel cracking pressure processed, when accident occurs, cabinet body pressure value reaches Elastic buckle when retracting value of elastic, and relief panel is opened automatically
It opens, high temperature and high pressure gas is discharged, after failure discharge, pushing relief panel can playback, and improve maintenance efficiency.
Preferably, the cabinet body is provided with mandril track on the side wall of one end of cabinet door, in the mandril track
Mandril is slidably connected, the fixed block with mandril socket is installed in the cabinet door.Cabinet door is usually made of metal material, therefore
When barrier occurs, cabinet door can be brought rapidly up, thus in maintenance process, rotation of the high temperature cabinet door under wind-force or other collisions, meeting
The maintenance work of staff is influenced, meanwhile, it is set up in cabinet door and is equipped with complex protection device (for each parameter and electric wire in detecting box body
The master control device of electrical condition), maintenance personal usually also needs to detect the line situation of complex protection device, repair, cabinet door
Shaking can impact the process, and the setting of mandril track and fixed block in this programme can consolidate during installation, maintenance
Determine cabinet door, the rotation of cabinet door is avoided to impact maintenance.
Preferably, the mandril track is provided with several, and hand push block, the hand push are provided on the mandril
Block is bolted with mandril.The setting of hand push block, be convenient for manual operation, bolted hand push block and mandril, it is easy to process with
Installation, hand push block generally use the stronger material of heat dissipation performance and are made, and are easy to use.
Preferably, several lineation columns are additionally provided in the cabinet body, the lineation column includes holding column and connecting column,
One end of the connecting column is provided with connection screw thread, the other end of connecting column with hold that column is coaxially connected, be arranged on the cabinet body
There is threaded hole, the connection screw thread is equipped with threaded hole, and described one end held on column close to connecting column is provided with tiltedly
Shape annular groove.Fault can usually damage the connection cables such as electric wire, cable, thus often need replacing in maintenance process
Cable is damaged, existing line winder is usually that rewiring plate is located on cylinder, is not easy and dismounts, in the present solution, connecting column is used for
It is fixed with cabinet body, holds the setting of column, convenient for control lineation column, the setting of oblique annular groove and multiple lineation columns can wear cable
Enter between two lineation columns, and by the rotation clamping cable of lineation column, the program is capable of the cable of clamping more middle sizes, improves device
Applicability, while convenient for cable installation disassembly, improve maintenance efficiency.
Preferably, wind deflector is provided on the lateral wall of the cabinet body, the wind deflector is arranged close to heat release hole.Gear envelope
The setting of plate can place external impurities and enter cabinet body, low when avoiding failure meanwhile, it is capable to limit internal gas emission direction
Super pressure-high temperature gas impacts other devices in heat release hole direction.
Preferably, the heat release hole is provided with only board slot, the only board slot and only pressing plate close to one end of cabinet body inner wall
It is equipped with, is additionally provided with elastic cushion block on the only board slot.The only setting of board slot can be rotated in only pressing plate and extremely be limited
When setting, cooperates sealed heat-dissipating hole with only pressing plate, improve sealing performance, the setting of elastic cushion block then plays buffering effect, avoids
The only thrust bending of pressing plate and cabinet body collision stops pressing plate, improves the service life of device.
Advantages of the present invention and the utility model has the advantages that
The present invention can block the heat release hole of cabinet body side wall by stopping the setting of pressing plate and relief panel under cabinet body high-pressure situations,
High pressure gas is discharged by top relief port simultaneously.Overall structure of the present invention is simple, is additionally provided with mandril and line winder, reduces dimension
Security risk during repairing improves maintenance efficiency, practical.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention.
Fig. 2 is the schematic diagram of the section structure of cabinet body in the present invention.
Fig. 3 is the schematic diagram of the section structure of A-A in Fig. 2.
Fig. 4 is the structural schematic diagram of lineation column in the present invention.
Fig. 5 is the enlarged diagram of B area in Fig. 2.
Fig. 6 is the enlarged diagram in the region C in Fig. 2.
In figure: 1- cabinet body, 2- cabinet door, 3- heat release hole, 4- stop pressing plate, 5- tension spring, the relief port 6-, 7- relief panel, 8- transition
Plate, 9- Elastic buckle, 10- mandril track, 11- mandril, 12- fixed block, 13- hand push block, 14- hold column, 15- connecting column, 16- and connect
It meets the oblique annular groove of screw thread, 17-, 18- wind deflector, 19- and stops board slot, 20- elastic cushion block, 21- connection cable.
Specific embodiment
To facilitate the understanding of the present invention, a more comprehensive description of the invention is given in the following sections with reference to the relevant attached drawings.In attached drawing
Give preferred embodiment of the invention.But the invention can be realized in many different forms, however it is not limited to this paper institute
The embodiment of description.On the contrary, purpose of providing these embodiments is make it is more thorough and comprehensive to the disclosure.
It should be noted that when element be considered as " setting " or " connection " on the other element, it can be directly
Setting connects on the other element or may be simultaneously present centering elements.
Unless otherwise defined, the skill of all technical and scientific terms and technical field of the invention used herein
The normally understood meaning of art personnel is identical.Term used in the description is intended merely to describe specifically to implement purpose, is not
It is designed to limit the invention.
As shown in Fig. 1,2,3,6, a kind of switchgear including cabinet body 1, the side of the cabinet body 1 is provided with cabinet body opening,
The cabinet door 2 for covering cabinet body opening is hinged on the cabinet body 1, in which: be provided on the side wall of the cabinet body 1 for connecting
Lead to the heat release hole 3 in 1 inside of cabinet body and the external world, the only pressing plate 4 for covering heat release hole 3 be provided on the inner sidewall of the cabinet body 1,
The only pressing plate 4 and cabinet body 1 are hinged, are provided with the tension spring 5 connecting with 1 inner wall of cabinet body, the cabinet body on the only pressing plate 4
It is provided with relief port 6 on 1 upper end side wall, the relief panel 7 for covering relief port 6 is additionally provided on the cabinet body 1, it is described
Relief panel 7 and cabinet body 1 are rotatablely connected.
Specifically, as shown in Figure 1, 2, 3, the cabinet body 1 is provided with solid with cabinet body 1 on the outer wall of 6 one end of relief port
Surely the transition plates 8 connected is provided with Elastic buckle 9 in the transition plates 8, be provided in the relief panel 7 with for bullet
Property 9 cooperation of buckle buckle slots, the relief panel 7 and transition plates 8 are hingedly arranged.
Specifically, being provided with mandril track on the side wall of the one end of the cabinet body 1 close to cabinet door 2 as shown in Fig. 1,2,5
10, mandril 11 is slidably connected in the mandril track 10, and the fixed block being socketed with mandril 11 is installed in the cabinet door 2
12。
Specifically, as shown in Figure 1, 2, the mandril track 10 is provided with several, is provided on the mandril 11
Hand push block 13, the hand push block 13 are bolted with mandril 11.
Specifically, being additionally provided with several lineation columns in the cabinet body 1 as shown in Fig. 1,4, the lineation column includes
Hold column 14 and connecting column 15, one end of the connecting column 15 is provided with connection screw thread 16, the other end of connecting column 15 and holds column 14
It is coaxially connected, threaded hole is provided on the cabinet body 1, the connection screw thread 16 is equipped with threaded hole, and described holds
One end on column 14 close to connecting column 15 is provided with oblique annular groove 17.
Specifically, being provided with wind deflector 18, the wind deflector 18 on the lateral wall of the cabinet body 1 as shown in Fig. 1,2,6
It is arranged close to heat release hole 3.
Specifically, as shown in Figure 2,6, the heat release hole 3 is provided with only board slot 19 close to one end of 1 inner wall of cabinet body, described
Only board slot 19 be equipped with only pressing plate 4, described stop is additionally provided with elastic cushion block 20 on board slot 19.
In use, when short trouble (or other accidents) generation high pressure, high-temperature gas occurs in cabinet body 1, cabinet
Pressure rise in body 1, only pressing plate 4 high pressure effect under rotate, with only board slot 19 cooperation after sealed heat-dissipating hole 3, prevent gas by
Heat release hole 3 is discharged, and causes security risk, meanwhile, relief panel 7 pushes Elastic buckle 9 open under the promotion of high pressure gas, and high temperature is high
Body of calming the anger is discharged by upper end relief port 6, and when pressure returns back to normal position in cabinet body 1, only pressing plate 4 is beaten under the action of tension spring 5
It opens, staff can repair work at this time.
In maintenance process, staff can push hand push block 13, and mandril 11 and fixed block 12 are socketed, and avoid cabinet door 2
It is deviated in maintenance process, meanwhile, when the fixed connection cable 21 of lineation column breaks down, staff can reversely hold in turn
Column 14 will be replaced after damage cable extraction, and column 14 is held in positive turn can fix new cable, complete replacement.
This programme structure is simple, easy to operate, and stability is strong, and has security performance high, improves maintenance, installation effectiveness etc.
Beneficial effect.
Embodiment of the present invention is only the description carried out to the preferred embodiment of the present invention, not to the present invention
Conception and scope is defined, and under the premise of not departing from design philosophy of the present invention, engineers and technicians are to this hair in this field
The all variations and modifications that bright technical solution is made should all fall into protection scope of the present invention, the claimed skill of the present invention
Art content, is all described in the claims.
Claims (7)
1. a kind of switch cabinet body structure and switchgear, including cabinet body, it is characterised in that: the side of the cabinet body is provided with cabinet body
It is open, the cabinet door for covering cabinet body opening is hinged on the cabinet body, in which:
It is provided with the heat release hole for being connected to interior of the cabinet and the external world on the side wall of the cabinet body, is set on the inner sidewall of the cabinet body
It is equipped with the only pressing plate for covering heat release hole, only pressing plate and the cabinet body are hinged, and described stopping is provided on pressing plate and cabinet body
The tension spring of inner wall connection, is provided with relief port on the side wall of the cabinet body upper end, is additionally provided on the cabinet body and unloads for covering
The relief panel of mouth is pressed, the relief panel and cabinet body are rotatablely connected.
2. switch cabinet body structure according to claim 1 and switchgear, it is characterised in that the cabinet body is close to relief port
It is provided with the transition plates being fixedly connected with cabinet body on the outer wall of one end, Elastic buckle is provided in the transition plates, it is described
The buckle slot for being provided in relief panel and being used for resilient snap fitment, the relief panel are hingedly arranged with transition plates.
3. switch cabinet body structure according to claim 1 or 2 and switchgear, it is characterised in that the cabinet body is close to cabinet door
One end side wall on be provided with mandril track, the mandril gliding in tracks is connected with mandril, fixed in the cabinet door
There is the fixed block with mandril socket.
4. switch cabinet body structure according to claim 3 and switchgear, it is characterised in that the mandril track setting
There are several, hand push block is provided on the mandril, the hand push block is bolted with mandril.
5. switch cabinet body structure according to claim 1 and switchgear, it is characterised in that also set up in the cabinet body
There are several lineation columns, the lineation column includes holding column and connecting column, and one end of the connecting column is provided with connection screw thread, even
It connects the other end of column and holds that column is coaxially connected, threaded hole is provided on the cabinet body, the connection screw thread is matched with threaded hole
Setting is closed, described one end held on column close to connecting column is provided with oblique annular groove.
6. switch cabinet body structure according to claim 1 and switchgear, it is characterised in that on the lateral wall of the cabinet body
It is provided with wind deflector, the wind deflector is arranged close to heat release hole.
7. switch cabinet body structure according to claim 1 and switchgear, it is characterised in that the heat release hole is close to cabinet body
One end of inner wall is provided with only board slot, and the only board slot is equipped with only pressing plate, is additionally provided with bullet on the only board slot
Property cushion block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910486300.8A CN110071437B (en) | 2019-06-05 | 2019-06-05 | Switch cabinet body structure and switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910486300.8A CN110071437B (en) | 2019-06-05 | 2019-06-05 | Switch cabinet body structure and switch cabinet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110071437A true CN110071437A (en) | 2019-07-30 |
| CN110071437B CN110071437B (en) | 2020-10-16 |
Family
ID=67372709
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910486300.8A Active CN110071437B (en) | 2019-06-05 | 2019-06-05 | Switch cabinet body structure and switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110071437B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116435903A (en) * | 2023-06-13 | 2023-07-14 | 广东中兴电器开关股份有限公司 | Intelligent pressure relief device and pressure relief method for power distribution cabinet based on electric arc reduction |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60226703A (en) * | 1984-03-29 | 1985-11-12 | カロル‐エマツグ エレクトリジターツ‐アクチエンゲゼルシヤフト | Pressure gas isolated sealed switch board |
| CN203288997U (en) * | 2013-06-14 | 2013-11-13 | 上海航星通用电器有限公司 | Rapid pressure releasing apparatus for arcing in high tension switchgear |
| CN103490310A (en) * | 2013-10-08 | 2014-01-01 | 国家电网公司 | Arc-leakage-preventing automatic control device of cable chamber ventilating duct |
| CN206283116U (en) * | 2016-12-12 | 2017-06-27 | 重庆市一开机电设备有限公司 | A kind of anticollision power distribution cabinet of easy access |
-
2019
- 2019-06-05 CN CN201910486300.8A patent/CN110071437B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60226703A (en) * | 1984-03-29 | 1985-11-12 | カロル‐エマツグ エレクトリジターツ‐アクチエンゲゼルシヤフト | Pressure gas isolated sealed switch board |
| CN203288997U (en) * | 2013-06-14 | 2013-11-13 | 上海航星通用电器有限公司 | Rapid pressure releasing apparatus for arcing in high tension switchgear |
| CN103490310A (en) * | 2013-10-08 | 2014-01-01 | 国家电网公司 | Arc-leakage-preventing automatic control device of cable chamber ventilating duct |
| CN206283116U (en) * | 2016-12-12 | 2017-06-27 | 重庆市一开机电设备有限公司 | A kind of anticollision power distribution cabinet of easy access |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116435903A (en) * | 2023-06-13 | 2023-07-14 | 广东中兴电器开关股份有限公司 | Intelligent pressure relief device and pressure relief method for power distribution cabinet based on electric arc reduction |
| CN116435903B (en) * | 2023-06-13 | 2023-08-22 | 广东中兴电器开关股份有限公司 | Intelligent pressure relief device and pressure relief method for power distribution cabinet based on electric arc reduction |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110071437B (en) | 2020-10-16 |
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Address after: 413000 Yiyang City, Hunan province Heshan District Long Ridge Industrial Park, West Road, No. 1 Applicant after: Huaxiang XiangNeng Technology Co.,Ltd. Address before: 413000 Yiyang City, Hunan province Heshan District Long Ridge Industrial Park, West Road, No. 1 Applicant before: HXXN ELECTRICITY Co.,Ltd. |
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Denomination of invention: A Switch Cabinet Body Structure and Switch Cabinet Effective date of registration: 20231106 Granted publication date: 20201016 Pledgee: China Co. truction Bank Corp Yiyang branch Pledgor: Huaxiang XiangNeng Technology Co.,Ltd. Registration number: Y2023980063452 |