CN201490595U - Explosion-proof fire-resisting valve applied to high voltage capacitor rooms - Google Patents
Explosion-proof fire-resisting valve applied to high voltage capacitor rooms Download PDFInfo
- Publication number
- CN201490595U CN201490595U CN2009201871945U CN200920187194U CN201490595U CN 201490595 U CN201490595 U CN 201490595U CN 2009201871945 U CN2009201871945 U CN 2009201871945U CN 200920187194 U CN200920187194 U CN 200920187194U CN 201490595 U CN201490595 U CN 201490595U
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- explosion
- valve
- fire
- chamber
- proof
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Abstract
The utility model discloses an explosion-proof fire-resisting valve applied to high voltage capacitor rooms, which comprises a hollow valve chamber with openings at two sides, wherein the openings of the valve chamber are provided with explosion-proof valves, the valve chamber is internally equipped with a fire-resisting valve, and the fire-resisting valve and the explosion-proof valves can be opened or closed. The explosion-proof fire-resisting valve is opened at normal temperature and normal pressure and is closed upon the explosion or fire accident in the capacitor rooms in order to avoid bringing damage to high voltage capacitors or other electric equipment in adjacent rooms. The opening and closing of the explosion-proof valves and the fire-resisting valve are completed automatically without manual intervention. The explosion-proof fire-resisting valve solves the ventilating and cooling problems of high voltage capacitors while providing power equipment with a safe explosion-proof fire-resisting operating environment.
Description
Technical field
The utility model relates to substation facilities, is specifically related to be applied to the fire-proof and explosion-proof device of electric substation high-voltage capacitor chamber.
Background technology
The high-voltage capacitor of electric substation is owing to there is the danger of blast and fire, so generally be installed in the independent room, this independent room is called the high-voltage capacitor chamber.At present; between between the high-voltage capacitor chamber and high-voltage capacitor chamber and other electric equipment chamber; connect protection reliably owing to lack; so do not open the phase port usually; avoiding high-voltage capacitor blast or fire to bring disaster to high-voltage capacitor or other electric equipment of adjacent room, thereby be unfavorable for the ventilation and the cooling of high-voltage capacitor.
The content of utility model
Connect protection reliably at lacking between the existing high-voltage capacitor chamber and between high-voltage capacitor chamber and other electric equipment chamber; there is not the opening that communicates; be unfavorable for the problem of ventilating and lowering the temperature; the applicant improves through research; a kind of anti-explosion fire valve that is applied to the high-voltage capacitor chamber is provided; when providing the operational environment of a safety, solve ventilation, the cooling problem of high-voltage capacitor for power equipment.
The technical solution of the utility model is as follows:
A kind of anti-explosion fire valve that is applied to the high-voltage capacitor chamber comprises the valve chamber of hollow and both-side opening, and the opening part of valve chamber is equipped with explosion-proof valve, and the inside of valve chamber is equipped with fire resisting damper, and described explosion-proof valve and fire resisting damper can be opened or close.
An one optional technical scheme is: the opening part of described valve chamber one side is equipped with explosion-proof valve.
Its another optional technical scheme is: the opening part of described valve chamber both sides is separately installed with explosion-proof valve.
Its further technical scheme is: described explosion-proof valve comprises a slice explosion-proof valve sheet at least, one end of explosion-proof valve block connects by explosion-proof valve block link gear, the link gear of described explosion-proof valve block is constructed as follows: explosion-proof valve block has rotating shaft longitudinally, the hinged crank of one end of rotating shaft, each crank respectively with rod hinge connection, constitute explosion-proof valve block link gear; The other end of explosion-proof valve block is equipped with the explosion-proof valve restoring mechanism, the restoring mechanism of described explosion-proof valve is constructed as follows: wherein the other end of the explosion-proof valve block rotating shaft of a slice is connected with an end of torsion spring, the other end of torsion spring is fixedlyed connected with the wall of valve chamber, constitutes the explosion-proof valve restoring mechanism.
And, its further technical scheme is: described fire resisting damper comprises a slice fire resisting damper sheet at least, one end of fire prevention valve block connects by fire prevention valve block link gear, the link gear of described fire prevention valve block is constructed as follows: the fire prevention valve block has rotating shaft longitudinally, the hinged crank of one end of rotating shaft, each crank respectively with rod hinge connection, constitute fire prevention valve block link gear; The other end of fire prevention valve block is equipped with the fire resisting damper restoring mechanism, and the restoring mechanism of described fire resisting damper is constructed as follows: wherein the other end of a slice fire prevention valve block rotating shaft is connected with torsion spring, and the other end of torsion spring is fixedlyed connected with the wall of valve chamber, constitutes the fire resisting damper restoring mechanism; Be connected with memory alloy element between the wall of fire prevention valve block and valve chamber, constitute the fire resisting damper closing organ.
And its further technical scheme is: the opening part of described valve chamber one side is equipped with flange.
Useful technique effect of the present utility model is:
The utility model is opened when normal temperature and pressure, helps ventilation, the cooling of equipment; When capacitor chamber is blasted or catch fire, for high-voltage capacitor or other electric equipment avoiding bringing disaster to adjacent room are closed.The opening and closing of explosion-proof valve and fire resisting damper are all finished automatically by equipment mechanism, need not manual intervention.
When the utility model is installed between two high-voltage capacitor chambers, need towards the both-side opening place of high-voltage capacitor chamber explosion-proof valve be set all at valve chamber, to blast when any side, explosion-proof valve all can be closed automatically owing to blast pressure; When the utility model was installed between high-voltage capacitor chamber and other electric equipment chamber, as long as towards a side opening place of high-voltage capacitor chamber explosion-proof valve is set at valve chamber, side was blasted when the high-voltage capacitor chamber, and explosion-proof valve can be because blast pressure and closing automatically.
In the time of in case of fire, temperature rises, and the fire resisting damper closing organ shrinks fire resisting damper is closed; Cooling back fire resisting damper restoring mechanism is progressively opened the fire prevention valve block, fire prevention valve block complete opening during to normal temperature.
In sum, the utility model provides the safe working environment of an anti-explosion fire for power equipment, has also solved ventilation, the cooling problem of high-voltage capacitor simultaneously.
Description of drawings
Fig. 1 is perspective view of the present utility model (having removed the part shell).
Fig. 2 is the vertical view of Fig. 1.
Fig. 3 is the upward view of Fig. 1.
Fig. 4 is an application drawing of the present utility model.
Embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is described further.
Embodiment 1:
Fig. 1 to Fig. 3 shows structure of the present utility model.Fig. 1 to shown in Figure 3 be structure when the utility model is installed between two high-voltage capacitor chambers, be called the bidirectional valve structure, see Fig. 1, it comprises the valve chamber 109 of hollow and left and right sides opening, the explosion-proof valve of same structure all is installed towards the both-side opening place of high-voltage capacitor chamber at valve chamber 109, valve chamber 109 inside are equipped with fire resisting damper, and explosion-proof valve and fire resisting damper are rotatable activities, can open or close.The opening part on valve chamber right side is equipped with flange 108, is used to be linked and packed.
See Fig. 1, Fig. 2, above-mentioned explosion-proof valve comprises the explosion-proof valve block 101 of multi-disc, and explosion-proof valve block 101 has rotating shaft longitudinally, the hinged crank of an end of rotating shaft, and each crank is hinged with connecting rod 102 respectively, constitutes explosion-proof valve block link gear, to realize interlock.See Fig. 3, wherein the other end of explosion-proof valve block 101 rotating shafts of a slice is connected with an end of torsion spring 103, and the other end of torsion spring 103 is fixedlyed connected with the wall of valve chamber 109, constitutes the explosion-proof valve restoring mechanism.
See Fig. 1, Fig. 2, above-mentioned fire resisting damper comprises multi-disc fire prevention valve block 104, and fire prevention valve block 104 has rotating shaft longitudinally, the hinged crank of an end of rotating shaft, and each crank is hinged with connecting rod 107 respectively, constitutes fire prevention valve block link gear, to realize interlock.Wherein the other end of a slice fire prevention valve block 104 rotating shafts is connected with torsion spring 106, and the other end of torsion spring 106 is fixedlyed connected with the wall of valve chamber 109, constitutes the fire resisting damper restoring mechanism.Be connected with memory alloy element 105 between the wall of fire prevention valve block 104 and valve chamber 109, constitute the fire resisting damper closing organ, memory alloy element 105 in the present embodiment is 70 ℃ of memory alloy elements, it will shrink in time more than 70 ℃, will progressively reset into initial length when temperature drops to below 70 ℃.
Embodiment 2:
When the utility model is installed between high-voltage capacitor chamber and other electric equipment chamber, only need towards the opening part of high-voltage capacitor chamber one side explosion-proof valve to be installed at valve chamber 109, be called one-way valve structures.Other parts of one-way valve structures are all identical with above-mentioned bidirectional valve structure, do not repeat them here.
Operation principle is described as follows:
(1) explosion-proof: when the high-voltage capacitor blast, during blast pressure 〉=10000Pa, explosion-proof valve block 101 is subjected to blast pressure, drives all explosion-proof valve blocks 101 of this side by crank and connecting rod 102 and closes automatically; Behind the blast release of pressure, it is opening that torsion spring 103 makes explosion-proof valve block 101 restore automatically.
(2) fire prevention: when the high-voltage capacitor chamber catches fire, when temperature reached more than 70 ℃, memory alloy element 105 at high temperature shrank, closed automatically by crank and all fire prevention valve blocks 104 of connecting rod 107 drives; When temperature returned to normal temperature, torsion spring 106 made fire prevention valve block 104 complete openings automatically.
Application example of the present utility model:
Figure 4 shows that a typical electric substation part.Intelligent aeration air inlet system 201 directly is pressed into high-voltage capacitor chamber 202 No. one after outdoor air is filtered, air enters through 202 bottoms, a high-voltage capacitor chamber, through 202 tops, a high-voltage capacitor chamber, then through 204 tops, No. two high-voltage capacitor chambers, converge at last in ground connection change, the arc suppression coil chamber 206 the rising thermal current together from it the air outlet 207 of portion be discharged to outdoor.
The utility model is installed in the ventilation of high-voltage capacitor chamber by flange 108.As shown in Figure 4, port is installed the utility model 203 (bidirectional valve structure) mutually on high- voltage capacitor chamber 202 and 204 tops, No. two high-voltage capacitor chambers, No. two high-voltage capacitor chambers 204 with ground connection becomes, the port mutually on 206 tops, arc suppression coil chamber is installed the utility model 205 (one-way valve structures).
When the high-voltage capacitor explosion time, to close automatically towards the explosion-proof valve of blast chamber, place, explosion-proof valve is opened automatically behind the blast release of pressure; When the high-voltage capacitor chamber caught fire, the fire resisting damper at the chamber ventilated place, place that catches fire was closed automatically; After fire alarm was removed, fire resisting damper was opened automatically.Blast or fire after, press the smoke evacuation button of intelligent aeration air inlet system 201, high wind smoke evacuation immediately transfers normal operation afterwards automatically to, all valves transfer to normal operating conditions automatically, need not manual intervention.
Above-described only is preferred implementation of the present utility model, and the utility model is not limited to above embodiment.Be appreciated that other improvement and variation that those skilled in the art directly derive or associate under the prerequisite that does not break away from spirit of the present utility model and design, all should think to be included within the protection range of the present utility model.
Claims (6)
1. anti-explosion fire valve that is applied to the high-voltage capacitor chamber, it is characterized in that: the valve chamber that comprises hollow and both-side opening, the opening part of valve chamber is equipped with explosion-proof valve, and the inside of valve chamber is equipped with fire resisting damper, and described explosion-proof valve and fire resisting damper can be opened or close.
2. according to the described anti-explosion fire valve that is applied to the high-voltage capacitor chamber of claim 1, it is characterized in that: the opening part of described valve chamber one side is equipped with explosion-proof valve.
3. according to the described anti-explosion fire valve that is applied to the high-voltage capacitor chamber of claim 1, it is characterized in that: the opening part of described valve chamber both sides is separately installed with explosion-proof valve.
4. according to claim 1 or the 2 or 3 described anti-explosion fire valves that are applied to the high-voltage capacitor chamber, it is characterized in that: described explosion-proof valve comprises a slice explosion-proof valve sheet at least, one end of explosion-proof valve block connects by explosion-proof valve block link gear, the link gear of described explosion-proof valve block is constructed as follows: explosion-proof valve block has rotating shaft longitudinally, the hinged crank of one end of rotating shaft, each crank respectively with rod hinge connection, constitute explosion-proof valve block link gear; The other end of explosion-proof valve block is equipped with the explosion-proof valve restoring mechanism, the restoring mechanism of described explosion-proof valve is constructed as follows: wherein the other end of the explosion-proof valve block rotating shaft of a slice is connected with an end of torsion spring, the other end of torsion spring is fixedlyed connected with the wall of valve chamber, constitutes the explosion-proof valve restoring mechanism.
5. according to the described anti-explosion fire valve that is applied to the high-voltage capacitor chamber of claim 1, it is characterized in that: described fire resisting damper comprises a slice fire resisting damper sheet at least, one end of fire prevention valve block connects by fire prevention valve block link gear, the link gear of described fire prevention valve block is constructed as follows: the fire prevention valve block has rotating shaft longitudinally, the hinged crank of one end of rotating shaft, each crank respectively with rod hinge connection, constitute fire prevention valve block link gear; The other end of fire prevention valve block is equipped with the fire resisting damper restoring mechanism, and the restoring mechanism of described fire resisting damper is constructed as follows: wherein the other end of a slice fire prevention valve block rotating shaft is connected with torsion spring, and the other end of torsion spring is fixedlyed connected with the wall of valve chamber, constitutes the fire resisting damper restoring mechanism; Be connected with memory alloy element between the wall of fire prevention valve block and valve chamber, constitute the fire resisting damper closing organ.
6. according to the described anti-explosion fire valve that is applied to the high-voltage capacitor chamber of claim 1, it is characterized in that: the opening part of described valve chamber one side is equipped with flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201871945U CN201490595U (en) | 2009-08-25 | 2009-08-25 | Explosion-proof fire-resisting valve applied to high voltage capacitor rooms |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201871945U CN201490595U (en) | 2009-08-25 | 2009-08-25 | Explosion-proof fire-resisting valve applied to high voltage capacitor rooms |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201490595U true CN201490595U (en) | 2010-05-26 |
Family
ID=42429462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201871945U Expired - Lifetime CN201490595U (en) | 2009-08-25 | 2009-08-25 | Explosion-proof fire-resisting valve applied to high voltage capacitor rooms |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201490595U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101997276A (en) * | 2010-10-20 | 2011-03-30 | 承方 | High voltage capacitor chamber with adjacent structure |
| CN106766062A (en) * | 2016-12-02 | 2017-05-31 | 无锡斐冠工业设备有限公司 | The closed spout air-valve of modular bilateral shock resistance |
-
2009
- 2009-08-25 CN CN2009201871945U patent/CN201490595U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101997276A (en) * | 2010-10-20 | 2011-03-30 | 承方 | High voltage capacitor chamber with adjacent structure |
| CN101997276B (en) * | 2010-10-20 | 2012-05-23 | 承方 | High voltage capacitor chamber with adjacent structure |
| CN106766062A (en) * | 2016-12-02 | 2017-05-31 | 无锡斐冠工业设备有限公司 | The closed spout air-valve of modular bilateral shock resistance |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Wuxi Safe Electric Environmental Control Equipments Co., Ltd. Assignor: Cheng Fang Contract record no.: 2012320000212 Denomination of utility model: Anti-explosion fire-resisting valve applied to high-voltage capacitor chamber Granted publication date: 20100526 License type: Exclusive License Record date: 20120313 |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100526 |