CN206116993U - Can effectively prevent arcing leakage accident's switchgear - Google Patents
Can effectively prevent arcing leakage accident's switchgear Download PDFInfo
- Publication number
- CN206116993U CN206116993U CN201620648913.9U CN201620648913U CN206116993U CN 206116993 U CN206116993 U CN 206116993U CN 201620648913 U CN201620648913 U CN 201620648913U CN 206116993 U CN206116993 U CN 206116993U
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- switchgear
- air channel
- arcing
- air
- underframe
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- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 4
- 238000009423 ventilation Methods 0.000 abstract description 3
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 abstract 1
- 239000003063 flame retardant Substances 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 8
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
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Abstract
The utility model provides a can effectively prevent arcing leakage accident's switchgear, be equipped with the wind channel in the switchgear, it has the fan to make up in the wind channel, the air inlet and/or the gas vent in wind channel are established on switchgear, it leaks the device to be equipped with the flame -retardant arc on air inlet and the gas vent. The utility model discloses a can effectively prevent arcing leakage accident's switchgear when the arcing occurence of failure, prevents that arcing leaks device self -closing under the gaseous effect of high -pressure arcing, and then the ventilation hole of opening during duct design is closed by the indirectness, can effectively prevent arcing leakage accident, guarantees personal safety.
Description
Technical field
This utility model is related to a kind of high voltage AC metal enclosed switch cabinet that power industry distribution place uses, and especially relates to
And a kind of employing forced convection radiates and can prevent the high current air insulated switch equipment of arcing leakage.
Background technology
With development and the rapid growth of power load of electrical network, in 10kV, 24kV and 35kV power system, high current is empty
Edge switch cubicle of drawing last breath is used in electrical network in a large number, and the rated current of switch cubicle is increasing, the load of some transformer stations 10kV sides
Electric current has met or exceeded 3200A, the temperature rise more and more higher in switch cubicle actual motion.In order to allow high current air insulation
Switch cubicle meets the temperature increase requirement of national standard, typically takes the air-cooled measure of forced convection.In order to form rational air channel, must
Some air vents will be opened on side door so for air inlet and aerofluxuss.
But according to the requirement of national standard switching devices arcing, must assure that during generation arcing accident and work near cabinet
The safety of personnel, High Temperature High Pressure arcing gas relief hole should be discharged from the top of cabinet, and can not pass through the ventilation on side door plate
Discharge in hole.
Utility model content
Technical problem to be solved in the utility model, exactly proposes a kind of switch that can effectively prevent arcing leakage accident
Equipment, which can be effectively prevented combustion in the case where taking the air-cooled measure of forced convection, side door to be provided with ventilation gas inlet hole and aerofluxuss
Arc leakage accident occurs.
Above-mentioned technical problem is solved, the technical solution adopted in the utility model is as follows：
A kind of switchgear that can effectively prevent arcing leakage accident, is provided with air channel in the switchgear, fill on air channel
The air inlet and/or air vent for having blower fan, the air channel is located on switchgear, and the air inlet and/or air vent are provided with
Anti- arcing leakage device.
Further, the air channel is provided with 2, respectively the first air channel and the second air channel, and the air inlet in the first air channel is located at
The front Xiamen of switchgear, the air vent in the first air channel are the top relief hole of switchgear, and crossing current wind is installed on the first air channel
Machine, air inlet side of the crossflow fan located at the first air channel；The air inlet in the second air channel located at switchgear rear Xiamen, second
The air vent in air channel is visited after switchgear, and axial flow blower is housed on the second air channel, and axial flow blower is visited after being arranged on
On.
Further, described anti-arcing leakage device includes：
One fixes underframe, is the symmetrically arranged rectangle frame erect, and two munnion sides are the hypotenuse of convex lower receipts, fixed underframe
It is fixedly connected with Qianmen and/or back door；
One swing cover plate, shape size correspond to the fixed underframe, swing cover plate top with a horizontally hinged axle with
Fixed underframe upper ledge side is hinged；
When swing cover plate is naturally drooped, swing cover plate and be open with fixed two munnion side of underframe formation.Thus, opening can lead to
Wind, when, under powerful gas pressure effect, swing cover plate is turned to be in close contact with fixed underframe by pressure and seals ventilating duct, is had
Prevent arcing leakage accident from occurring to effect.
Further, the opening angle swung between two munnion side of cover plate and the fixed underframe is 7-9 degree.
The beneficial effects of the utility model are：The switchgear that arcing leakage accident can effectively be prevented of the present utility model,
When arcing accident occurs, anti-arcing leakage device is automatically switched off in the presence of high pressure arcing gas, and then during Duct design
The air vent opened is closed indirectly, can effectively prevent arcing leakage accident, it is ensured that personal safety.
Description of the drawings
Fig. 1 is the general assembly schematic diagram of the switchgear embodiment that can effectively prevent arcing leakage accident of the present utility model；
Fig. 2 is the front Xiamen air inlet schematic diagram of the switchgear that arcing leakage accident can be effectively prevented shown in Fig. 1；
Fig. 3 be the switchgear of arcing leakage accident can be effectively prevented shown in Fig. 1 after visit air vent schematic diagram；
Fig. 4 is the rear Xiamen air inlet schematic diagram of the switchgear that arcing leakage accident can be effectively prevented shown in Fig. 1；
Fig. 5 is the anti-flaming arc leakage device peace in front Xiamen of the switchgear that arcing leakage accident can be effectively prevented shown in Fig. 1
Dress schematic diagram；
Fig. 6 is the peace of the anti-arcing leakage device in back door of the switchgear that arcing leakage accident can be effectively prevented shown in Fig. 1
Assembling structure schematic diagram；
Fig. 7 is the anti-arcing leakage device structural representation of the switchgear that arcing leakage accident can be effectively prevented shown in Fig. 1
Figure；
Swing cover plate schematic diagrams of the Fig. 8 for anti-arcing leakage device shown in Fig. 7；
Fixed underframe schematic diagrams of the Fig. 9 for anti-arcing leakage device shown in Fig. 7；
Normal condition schematic front view of the Figure 10 for anti-arcing leakage device shown in Fig. 7；
Working condition schematic front view of the Figure 11 for anti-arcing leakage device shown in Fig. 7.
In accompanying drawing：1- crossflow fans；The front Xiamen of 2-；The anti-flaming arc leakage device in the front Xiamen of 3-；Anti- arcing of visiting after 4- is leaked
Device；5- axial flow blowers；Visit after 6-；Xiamen after 7-；The anti-arcing leakage device in Xiamen after 8-；9- jointed shafts；10- fixes bottom
Frame；11- swings cover plate；13- is open.
Specific embodiment
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only this utility model a part of embodiment, rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment for being obtained, belongs to the scope of this utility model protection.
As shown in figure 1, a kind of switchgear that can effectively prevent arcing leakage accident, is provided with air channel, wind in switchgear
Blower fan (1,5) is housed on road, the air inlet and/or air vent in air channel are located on switchgear, set on air inlet and/or air vent
There is anti-arcing leakage device (3,4,8).
As shown in figures 2-6, the present embodiment, air channel are provided with 2, respectively the first air channel and the second air channel, the first air channel
The top relief hole that air inlet is located at the front Xiamen 2 of switchgear, the air vent in the first air channel is switchgear, on the first air channel
Crossflow fan 1, air inlet side of the crossflow fan 1 located at the first air channel are installed；The air inlet in the second air channel is located at switchgear
Rear Xiamen 7, the air vent in the second air channel visits 6 after switchgear, axial flow blower 5, axle stream is housed on the second air channel
Blower fan 5 is visited after being arranged on 6.
As illustrated in figures 7-11, anti-arcing leakage device includes：
One fixes underframe 10, is the symmetrically arranged rectangle frame erect, and two munnion sides are the hypotenuse of convex lower receipts, fixed bottom
Frame 10 is fixedly connected with Qianmen and/or back door；
One swings cover plate 11, and shape size corresponds to the fixed underframe 10, and the top for swinging cover plate 11 is cut with scissors with a level
Spindle 9 is hinged with fixed 10 upper ledge side of underframe；
Cover plate 11 is swung when naturally drooping, and is swung cover plate 11 and opening 13 is formed with fixed 10 liang of munnion sides of underframe.Thus, opening
Mouthfuls 13 can divulge information, when under powerful gas pressure effect, swing cover plate 11 by pressure turn to fixed underframe 10 be in close contact by
Ventilating duct is sealed, and is effectively prevented the generation of arcing leakage accident.
It is 7-9 degree to swing the opening angle between cover plate 11 and fixed 10 liang of munnion sides of underframe.The present embodiment is set to 7 degree.
Claims (3)
1. a kind of switchgear that can effectively prevent arcing leakage accident, is provided with air channel, is equipped with air channel in the switchgear
Blower fan, the air inlet and/or air vent in the air channel are located on switchgear, it is characterised in that：The air inlet and/or aerofluxuss
Mouth is provided with anti-arcing leakage device；Described anti-arcing leakage device includes：
One fixes underframe, is the symmetrically arranged rectangle frame erect, and two munnion sides are the hypotenuse of convex lower receipts, fixed underframe with it is front
Door and/or back door are fixedly connected；
One swings cover plate, and shape size corresponds to the fixed underframe, swings the top of cover plate with a horizontally hinged axle and fixation
Underframe upper ledge side is hinged；
When swing cover plate is naturally drooped, swing cover plate and be open with fixed two munnion side of underframe formation.
2. the switchgear of arcing leakage accident effectively can be prevented as claimed in claim 1, it is characterised in that：The air channel sets
There are 2, respectively the first air channel and the second air channel, the air inlet in the first air channel are located at the front Xiamen of switchgear, the first air channel
Air vent be the top relief hole of switchgear, crossflow fan is installed on the first air channel, crossflow fan is located at the first air channel
Air inlet side；The air inlet in the second air channel is located at switchgear located at the rear Xiamen of switchgear, the air vent in the second air channel
After visit, axial flow blower is housed, on axial flow blower is visited after being arranged on the second air channel.
3. the switchgear of arcing leakage accident effectively can be prevented as claimed in claim 2, it is characterised in that：The swing cover
Opening angle between two munnion side of plate and the fixed underframe is 7-9 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620648913.9U CN206116993U (en) | 2016-06-23 | 2016-06-23 | Can effectively prevent arcing leakage accident's switchgear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620648913.9U CN206116993U (en) | 2016-06-23 | 2016-06-23 | Can effectively prevent arcing leakage accident's switchgear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206116993U true CN206116993U (en) | 2017-04-19 |
Family
ID=58509753
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620648913.9U Active CN206116993U (en) | 2016-06-23 | 2016-06-23 | Can effectively prevent arcing leakage accident's switchgear |
Country Status (1)
| Country | Link |
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| CN (1) | CN206116993U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105938995A (en) * | 2016-06-23 | 2016-09-14 | 广州白云电器设备股份有限公司 | Switchgear capable of effectively preventing burning arc leakage accidents |
| CN109217139A (en) * | 2017-06-30 | 2019-01-15 | 河南平高通用电气有限公司 | Aerial incoming line switch cabinet and its cabinet body |
| CN112425016A (en) * | 2019-06-03 | 2021-02-26 | 东芝三菱电机产业系统株式会社 | Explosion-proof structure |
-
2016
- 2016-06-23 CN CN201620648913.9U patent/CN206116993U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105938995A (en) * | 2016-06-23 | 2016-09-14 | 广州白云电器设备股份有限公司 | Switchgear capable of effectively preventing burning arc leakage accidents |
| CN109217139A (en) * | 2017-06-30 | 2019-01-15 | 河南平高通用电气有限公司 | Aerial incoming line switch cabinet and its cabinet body |
| CN109217139B (en) * | 2017-06-30 | 2021-12-17 | 河南平高通用电气有限公司 | Overhead incoming line switch cabinet and cabinet body thereof |
| CN112425016A (en) * | 2019-06-03 | 2021-02-26 | 东芝三菱电机产业系统株式会社 | Explosion-proof structure |
| CN112425016B (en) * | 2019-06-03 | 2023-04-28 | 东芝三菱电机产业系统株式会社 | Explosion-proof structure |
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