CN203326429U - Explosion-proof electrical cabinet - Google Patents
Explosion-proof electrical cabinet Download PDFInfo
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- CN203326429U CN203326429U CN2013203907717U CN201320390771U CN203326429U CN 203326429 U CN203326429 U CN 203326429U CN 2013203907717 U CN2013203907717 U CN 2013203907717U CN 201320390771 U CN201320390771 U CN 201320390771U CN 203326429 U CN203326429 U CN 203326429U
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- cabinet
- pressure relief
- plate
- explosion
- gas holder
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Abstract
The utility model relates to an explosion-proof electrical cabinet. The electrical cabinet comprises a cabinet body. A door plate of the cabinet body is fixedly provided with a ventilation assembly made of a metal material. The cabinet body is provided with a pressure relief port. The pressure relief position is provided with a pressure relief apparatus used to directionally release a high pressure gas generated at the moment of explosion of a source of danger in the cabinet body to an external portion of the cabinet body. Through arranging the ventilation assembly made of the metal material on the electrical cabinet body, a heat dissipation need of the electrical cabinet can be satisfied; and a problem that the plastic ventilation assembly can fly out and hurt people when the electrical cabinet has a fault and is exploded is solved. Simultaneously, through arranging the pressure relief apparatus which can directionally release the high pressure gas on the electrical cabinet body, the pressure in the cabinet body is released to the external portion of the cabinet body at the moment of fault explosion in the cabinet body. Peripheral maintenance personnel is protected. Simultaneously, impact of the high pressure gas to ventilation assembly is reduced and explosion-proof performance of the electrical cabinet is increased.
Description
Technical field
The utility model relates to energy technology field, more particularly, relates to a kind of anti-explosion electric gas holder.
Background technology
The wind energy converter regulator cubicle belongs to large electric current high density electrical cabinet, and cabinet internal heat generation amount is larger.In existing wind energy converter regulator cubicle, generally adopt the wind-cooling heat dissipating mode to be dispelled the heat, wind-cooling heat dissipating is a kind of radiating mode of realizing heat exchange with the convection current of cabinet outer air that utilizes, and it can effectively solve the radiating requirements of the interior device of cabinet and bus.But, when the current transformer that adopts wind-cooling heat dissipating breaks down or because of misoperation, current transformer is short-circuited, the transient thermal response and the electrical discharge arc that in cabinet, produce are probably explosion caused, a large amount of high temperature and high pressure gas is being mingled with the device fragment and can (for example importing and exporting from the regulator cubicle air channel, shutter) spouting in advance, serious harm, to the outer operating personnel's of cabinet personal safety and the safety of the outer miscellaneous equipment of cabinet, may cause great casualties and property loss.Along with the increase of wind energy power grade, the security requirement of complete machine structure is also more and more higher.
And the interior current transformer regulator cubicle of wind energy industry does not substantially possess pressure relief device at present, even if some current transformer regulator cubicle is provided with pressure relief device, also just adopt common pressure relief plate design, also mostly be the destruction closed structure.For example, pressure relief plate one side is used to the steel securing member, opposite side is used plastic fastener to fix.While breaking down in cabinet, high temperature and high pressure gas melts or breaks plastic fastener, and pressure relief plate is opened, and realizes defencive function.But the while, the working of plastics fragment that pressure relief device self is fastening and the device fragment of taking out of along with gas still can jeopardize the outer operating personnel's of cabinet personal safety and the safety of the outer miscellaneous equipment of cabinet.
Simultaneously, for example, in existing wind energy converter regulator cubicle (grid-connection cabinet), ventilation unit is all selected the plastic cement shutter, and this plastic cement shutter comprises fixed body and chorista, and wherein fixed body adopts buckle to be connected with chorista.Under normal circumstances, the plastic cement shutter can meet ventilation and requirement of shelter, but device is short-circuited or while spraying arc in regulator cubicle, can produce a large amount of high temperature and high pressure gas in regulator cubicle, and the chorista of the plastic cement shutter that adopts buckle to connect at high temperature can be melt into fine particle, under the effect of gases at high pressure, can break away from plastic cement shutter fixed body and fly out simultaneously, the great life security of causing of attendant is on every side threatened.
The utility model content
The technical problems to be solved in the utility model is, for the above-mentioned defect of prior art, provides a kind of anti-explosion electric gas holder that can reduce cabinet damage that implode causes.
The utility model solves the technical scheme that its technical problem adopts:
Construct a kind of anti-explosion electric gas holder, comprise cabinet, wherein, be fixedly installed the ventilation assembly that adopts metal material to make on the door-plate of described cabinet; Also be provided with pressure relief opening on described cabinet, described pressure relief opening place is provided with gases at high pressure targeted release for dangerous matter sources instant of detonation in described cabinet the is produced pressure relief device to described cabinet outside.
Anti-explosion electric gas holder described in the utility model, wherein, described pressure relief device comprise be arranged on described pressure relief opening place, and can be to the portable plate of the described cabinet unidirectional unlatching in the outside, with for described portable plate being applied to the driving mechanism of closed impaction power and resilience force;
Described portable plate covers and seals described pressure relief opening under the effect of described closed impaction power, and the closed impaction power that described driving mechanism applies described portable plate is less than the high-pressure gas pressure that in described cabinet, the dangerous matter sources explosion time produces.
Anti-explosion electric gas holder described in the utility model, wherein, described driving mechanism is the moment of torsion rotating shaft;
Described portable plate one end is connected on described door-plate by described moment of torsion rotating shaft is rotating, and the described portable plate other end is free end.
Anti-explosion electric gas holder described in the utility model, wherein, described driving mechanism is the flexible drive body that can produce elastic stretching power;
Described portable plate one end is connected through the hinge on described door-plate, and the described portable plate other end is connected with described door-plate by described flexible drive body.
Anti-explosion electric gas holder described in the utility model, wherein, be provided with mounting panel on the door-plate of described cabinet, and described pressure relief opening is arranged on described mounting panel.
Anti-explosion electric gas holder described in the utility model, wherein, described pressure relief opening place is provided with protection network, and described protection network riveting is contained in a side of close described cabinet inside on described mounting panel.
Anti-explosion electric gas holder described in the utility model, wherein, described pressure relief device is arranged on top board, base plate or the side plate of described cabinet.
Anti-explosion electric gas holder described in the utility model, wherein, described pressure relief opening is arranged on the position near dangerous matter sources in described cabinet, or is arranged on described cabinet air channel on the way on path.
Anti-explosion electric gas holder described in the utility model, wherein, be provided with ventilating opening on described door-plate; Described ventilation assembly comprises that metal encloses frame and ventilation blade, and described ventilation blade is welded on described enclosing in frame;
The described arch that encloses is fixedly connected with by securing member with described ventilating opening top, and described ventilating opening bottom is provided with stopper slot, described enclose frame bottom be provided with described stopper slot match, the keeper to position.
Anti-explosion electric gas holder described in the utility model, wherein, described ventilation assembly also comprises and the described suitable Air Filter of shaped as frame shape that encloses; The described frame bottom that encloses is provided with discharge outlet.
Anti-explosion electric gas holder described in the utility model, wherein, described both sides of enclosing frame are respectively arranged with chute, are provided with on described Air Filter and coordinate the fin embedded in described chute;
Described enclosing on frame also is provided with pin, on described Air Filter, is provided with pin hole, and described pin matches with described pin hole and locks described Air Filter.
Anti-explosion electric gas holder described in the utility model, wherein, described ventilation blade is formed by sheet metal component stamping-out bending predetermined angular, and described predetermined angular is greater than 0 ° and is less than 180 °.
Anti-explosion electric gas holder described in the utility model, wherein, described ventilation assembly is the ventilation hole that the direct door-plate upper punch swaging at described cabinet becomes.
Anti-explosion electric gas holder described in the utility model, wherein, described ventilation assembly is arranged on the front door-plate or side door plate of described cabinet.
The beneficial effects of the utility model are: by the ventilation assembly that adopts metal material to make is set on the regulator cubicle cabinet, can not only meet the radiating requirements of regulator cubicle, the more important thing is avoided regulator cubicle to break down problem that explosion time plastics ventilation unit flies out and hurt sb.'s feelings; Simultaneously; by the pressure relief device of the orientable gases at high pressure of releasing is set on the regulator cubicle cabinet; so that in cabinet internal fault instant of detonation; the cabinet internal pressure is released into to the cabinet outside; protect peripheral attendant; reduce the impact of gases at high pressure to ventilation assembly simultaneously, improved the regulator cubicle explosion-proof performance.
The accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing:
Fig. 1 is the pressure relief device structure cardinal principle schematic diagram on regulator cubicle door-plate or mounting panel that is arranged on of the utility model preferred embodiment;
Fig. 2 is the pressure relief device general structure schematic diagram that is provided with protection network of the utility model preferred embodiment;
Fig. 3 is with the pressure relief device side structure schematic diagram of rotary shaft portable plate in Fig. 2;
Fig. 4 is the schematic diagram of the pressure relief device side structure with negative drawing formula portable plate of another embodiment of the utility model;
Fig. 5 is the side structure of the pressure relief device with the drawing portable plate of the forward schematic diagram of another embodiment of the utility model;
Fig. 6 is the side structure of the pressure relief device with the push-press type portable plate schematic diagram of another embodiment of the utility model;
Fig. 7 is pressure relief device mounting structure schematic diagram between two cabinets of the utility model preferred embodiment;
Fig. 8 is the ventilation assembly Facad structure schematic diagram of the utility model preferred embodiment;
Fig. 9 is the ventilation assembly perspective view of the utility model preferred embodiment;
Figure 10 is the ventilation assembly reverse side structural representation of the utility model preferred embodiment;
Figure 11 is the ventilating vane chip architecture schematic diagram of the ventilation assembly of the utility model preferred embodiment;
Figure 12 is the local enlarged diagram of ventilation blade in Figure 11;
Figure 13 is ventilation assembly mounting structure schematic diagram one on the regulator cubicle door-plate of the utility model preferred embodiment;
Figure 14 is ventilation assembly mounting structure schematic diagram two on the regulator cubicle door-plate of the utility model preferred embodiment;
Figure 15 is the Air Filter mounting structure schematic diagram of the ventilation assembly of another embodiment of the utility model;
Figure 16 is equipped with the ventilation assembly of the utility model preferred embodiment and the electric cabinet structure schematic diagram of pressure relief device.
Embodiment
The explosion-proof electrification cabinet of the utility model preferred embodiment, as Fig. 7 and Figure 16, is consulted Fig. 1 simultaneously, comprises cabinet 61, is fixedly installed the ventilation assembly 10 that adopts metal material to make on the door-plate 30 of cabinet 61; Also be provided with pressure relief opening 32 on the door-plate 30 of cabinet 61; Pressure relief opening 32 places are provided with gases at high pressure targeted release for the interior dangerous matter sources instant of detonation of cabinet 61 the is produced pressure relief device 20 to cabinet 61 outsides.That is, whole ventilation assembly is metal material, can not only meet like this radiating requirements of regulator cubicle, the more important thing is avoided regulator cubicle to break down problem that explosion time plastics ventilation unit flies out and hurt sb.'s feelings; Simultaneously; by the pressure relief device 20 of the orientable gases at high pressure of releasing is set on regulator cubicle cabinet 61, so that, in cabinet 61 internal fault instant of detonation, cabinet 61 internal pressures are released into to cabinet 61 outsides; protect peripheral attendant, reduce the impact of gases at high pressure to ventilation assembly 10 simultaneously.
Further, pressure relief device 20 in above-described embodiment as shown in Figure 1, Figure 2 and Figure 3, consult Fig. 7 simultaneously, comprise be arranged on pressure relief opening 32 places, and can be to the portable plate 21 of the cabinet 61 unidirectional unlatchings in the outside, with for portable plate 21 being applied to the driving mechanism 22 of closed impaction power and resilience force; Portable plate 21 covers and seals pressure relief opening 32 under the effect of closed impaction power, and the closed impaction power that 22 pairs of portable plates 21 of driving mechanism apply is less than the high-pressure gas pressure that the interior dangerous matter sources explosion time of cabinet 61 produces.When cabinet internal cause fault is blasted, gases at high pressure in cabinet are pushed portable plate 21 along direction shown in arrow in Fig. 1 and Fig. 2 open and are carried out fast and safely pressure release to cabinet 61 outsides, and along with the explosion air-flow is pushed portable plate 21 open, the cabinet internal pressure reduces gradually, active force to portable plate 21 reduces, when the cabinet internal pressure is less than the closed impaction power that 22 pairs of portable plates 21 of driving mechanism apply, portable plate 21 can be reset to closure state, realization automatically resets, stop that extraneous air flows in cabinet again, both can effectively stop device fragment in cabinet, can not exist pressure relief device self to damage the fragment produced yet, realize pressure release safely and fast, improved the explosion-proof security of regulator cubicle, be not only applicable to the wind energy converter regulator cubicle, be applicable to too the regulator cubicle that other have risk of explosion.
Simultaneously, as depicted in figs. 1 and 2, consult Fig. 7 simultaneously, because the portable plate 21 in above-described embodiment can only be to the cabinet 61 unidirectional unlatchings in the outside, the i.e. unidirectional unlatching of side B of releasing outside cabinet by the blast source A in cabinet, can not oppositely push open, when the side B(that releases is the regulator cubicle outside) when having an accident, blast source A(is the regulator cubicle inboard) when also dangerous source exists, can be because of cabinet 61 outside pressure reverse opening portable plates 21, cause chain explosion, further improved the explosion-proof security of cabinet 61.
In a further embodiment, as shown in Figure 3, consult Fig. 2 and Fig. 7, the driving mechanism 22 of above-mentioned pressure relief device 20 is the moment of torsion rotating shaft simultaneously; Portable plate 21 1 ends are connected on door-plate 30 by the moment of torsion rotating shaft is rotating, and portable plate 21 other ends are free end.The active force of resilience after thrust when the moment of torsion rotating shaft can provide portable plate 21 closed and unlatching, the opening angle of portable plate 21 is limited by the torsion of moment of torsion rotating shaft, when aperture is larger, moment of torsion is larger, and the explosion air-flow is along with the increase of portable plate 21 apertures, and pressure can diminish, make the insufficient pressure of explosion air-flow so that portable plate 21 bendings are opened, therefore the aperture of portable plate 21 generally can not surpass 90 °, makes air-flow along portable plate 21 opening direction vectored injections, realizes safety relief.
In a further embodiment, as shown in Figure 4 and Figure 5, consult Fig. 2 and Fig. 7, the driving mechanism 22 of above-mentioned pressure relief device 20 is the flexible drive body that can produce elastic stretching power, for example spring simultaneously; Portable plate 21 1 ends are connected on door-plate 30 by hinge 23, and portable plate 21 other ends are connected with door-plate 30 by the flexible drive body.The active force of resilience after thrust when the elastic stretching power that the flexible drive body produces can provide portable plate 21 closed and unlatching.Wherein, the link position of flexible drive body on door-plate 30 can have multiple, only needs it can provide above-mentioned thrust and resilience force to get final product.For example, as shown in Figure 4, the flexible drive body can be connected on door-plate 30 near the side in cabinet 61, from negative drawing portable plate 21; Perhaps, as shown in Figure 5, the flexible drive body can be connected on door-plate 30 near the side outside cabinet 61, from forward stretch plate 21.
In above-described embodiment, as shown in Figure 3 and Figure 4, consult Fig. 2 and Fig. 7, the portable plate 21 of pressure relief device 20 integrates pressure release, guide function simultaneously, by a portable plate 21, realizes the function of pressure release and guiding simultaneously.Preferably, above-mentioned portable plate 21 is near middle part, side 213 projections in cabinet 61, and the bossing shape size is suitable with pressure relief opening 32 shape sizes, when reducing portable plate 21 closure and the gap of pressure relief opening 32 edges.
In another embodiment, as shown in Figure 6, consult Fig. 2 and Fig. 7 simultaneously, the portable plate 21 of pressure relief device 20 comprise with door-plate 30 be fixedly connected with, the guide plate 211 for the air-flow of releasing is led, and comprise with guide plate 211 be flexibly connected, for covering and seal the pressure release cover plate 212 of pressure relief opening 32; Driving mechanism 22 is to produce the pushing elastic push rod of closed impaction power to pressure release cover plate 212, and pressure release cover plate 212 is connected with guide plate 211 by the pushing elastic push rod.That is, the pressure release of portable plate 21 and guide function are divided into to the two boards realization, guide plate 211 maintains static, and pressure release cover plate 212 can under high pressure be opened and close in pushing elastic push rod effect reclosing next time.Wherein, the pushing elastic push rod can be spring, can be also hydraulic mandril, and quantity can be one, two or more.
Particularly, as shown in Figure 6, consult Fig. 2 and Fig. 7, the guide plate 211 in above-described embodiment comprises the fixed part 2111 for connecting door-plate 30 simultaneously, form the cavity 24 of an end opening after fixed part 2111 is connected with door-plate 30, pressure release cover plate 212 and pushing elastic push rod are arranged in cavity 24.Wherein, above-mentioned cavity 24 can be the cavity of arbitrary shape size, and such as cuboid, spheroid etc. only needs to hold pushing elastic push rod and pressure release cover plate 212 are installed, and allow that pressure release cover plate 212 has enough activity spaces to get final product.The openend of cavity 24 is provided with the guide part 2112 for the air-flow of releasing is led, and guide part 2112 can be a trumpet-shaped opening, with the high pressure draught to releasing out, is led.
In the various embodiments described above, pressure relief opening 32 can be set directly on cabinet 61 door-plates 30, also can as shown in Figure 7 mounting panel 33 be set on the door-plate of cabinet 61, and pressure relief opening is arranged on mounting panel 33.; door-plate 30 in aforementioned each embodiment can all be substituted by a mounting panel 33; the openings of sizes shape that the reserved needs in the size shape of mounting panel 33 and cabinet 61 sides are sealed is suitable, and all the other places, regulator cubicle side are sealed by miscellaneous part or plate.
Above-mentioned pressure relief device 20 can be arranged on top, bottom or the side of cabinet 61 as required, but can not be placed on personnel's operating surface or the sightingpistons such as main entrance, outer door of cabinet 61, in order to avoid cause accidental injury.When being arranged on the top of cabinet 61, above-mentioned mounting panel 33 and pressure relief opening must be sealed by the adhesive seal bar in 32 1 weeks; When being arranged on cabinet 61 bottom, need carry out adhesive seal according to regulator cubicle degree of protection selectivity.
Further, as shown in Figure 2, pressure relief opening 32 places in the above-described embodiments are provided with protection network 321, protection network 321 can effectively stop device fragment in cabinet, prevent that fragment from flying out from pressure relief opening, further reduce the loss that blast causes, also can prevent that the attendant from opening portable plate 21 without authorization simultaneously.
Preferably, protection network 321 rivetings are contained on the door-plate 30 of cabinet 61 or mounting panel 33 near a side of cabinet 61 inside, with the impulsive force that prevents high pressure draught, make the rivet fracture cause protection network 321 to come off.
Preferably, above-mentioned pressure relief opening 32(or pressure relief device 20) be arranged on the position near cabinet 61 implode sources, so that pressure release in time.
More preferably, above-mentioned pressure relief opening 32(or pressure relief device 20) be arranged on cabinet 61 air channels on the way on path, to guarantee that in cabinet, pressure release passage is unobstructed, realize safety relief.
In embodiment further, on the door-plate 30 of cabinet 61, be provided with ventilating opening 31; Ventilation assembly 10 structures are as shown in Fig. 8, Fig. 9 and Figure 10, consult Figure 11, Figure 12, Figure 13 and Figure 16 simultaneously, this ventilation assembly 10 comprises that metal encloses frame 11 and ventilation blade 12, ventilation blade 12 is welded on and encloses in frame 11, enclose frame 11 tops and be provided with the fixing hole 111 for being fixedly connected with by securing member 13 with cabinet 61 ventilating opening 31 tops, such as by screw etc., being fixed connection.That by employing, welds like this encloses frame 11 and ventilation blade 12, improved the intensity of ventilation assembly 10, simultaneously by adopting securing member 13 that ventilation assembly 10 is fixed on to cabinet 61 ventilating opening 31 places, make it can be because of gases at high pressure or blast and break away from cabinet 61, reduced the life that in regulator cubicle, sudden blast causes the attendant and threatened, and simple in structure, be easy to assembling.
Preferably, in above-described embodiment, as shown in Figure 11 and Figure 12, ventilation blade 12 is formed by sheet metal component 121 stamping-outs bending predetermined angular, and predetermined angular is greater than 0 ° and is less than 180 °, can meet different draught area demands, and technique is simple, and processing cost is low.
Further, in above-described embodiment, as shown in figure 14, consult Fig. 9, Figure 13 and Figure 16 simultaneously, be provided with stopper slot 311 in regulator cubicle ventilating opening 31 bottoms, enclose frame 11 bottoms be provided with the stopper slot 311 of regulator cubicle ventilating opening 31 bottoms match, the keeper 114 to position, this keeper 114 can be the raised structures with stopper slot 311 shape adaptations.While being arranged on cabinet 61 by above-mentioned ventilation assembly 10, first this keeper 114 is positioned in stopper slot 311, then will enclose frame 11 tops is fixedly connected with and gets final product with cabinet 61 by securing member 13, easy to operate, be convenient to safeguard, and the securing members such as employing screw connect can guarantee that ventilation assembly 10 connects reliably, safe, can not break away from regulator cubicle because of the gases at high pressure of blast generation.
Further, as shown in figure 13, consult Fig. 9 simultaneously, ventilation assembly 10 in above-described embodiment also comprises the Air Filter 40 suitable with enclosing frame 11 shapes, Air Filter 40 is arranged on a side of enclosing close cabinet 61 on frame 11, can require according to different barrier propterties the Air Filter 40 of option and installment different brackets.
In above-described embodiment, Air Filter 40 can with enclose frame 11 and be connected, concrete connected mode can be multiple, such as adopting, screw is fixedly connected with, clamping etc.
Preferably, as shown in figure 10, be provided with recess 113 enclosing frame 11 surroundings, in the embedding recess 113 of Air Filter 40, be about to Air Filter 40 and enclose frame 11 tablings.During installation, only corresponding embedding of Air Filter 40 need be enclosed in frame 11, while needing dismounting, therefrom take out and get final product again.
More preferably, as shown in figure 15, consult Fig. 9 simultaneously, be respectively arranged with chute (not shown) in the both sides of enclosing frame 11, be provided with on Air Filter 40 and coordinate the fin 41 embedded in chute; Enclose on frame 11 and also be provided with pin 50, be provided with pin hole (not shown) on Air Filter 40, pin 50 matches with pin hole and locks Air Filter 40.When safeguarding Air Filter 40, only need unclamp the position-limitting pin 50 enclosed on frame 11, Air Filter 40 is extracted out and got final product along chute, more be convenient to change Air Filter 40.
Further, as shown in Figure 9, frame 11 bottoms of enclosing of above-mentioned ventilation assembly 10 are provided with discharge outlet 112, so that the water in ventilation assembly 10 is discharged, the number of discharge outlet 112 can be set as required.
In the various embodiments described above, as shown in Figure 9, consult Figure 16, the size of enclosing frame 11 and ventilation blade 12 can require to set according to cabinet 61 diverse location heat dispersions, at this, does not limit simultaneously.
In sum, the utility model by arranging the ventilation assembly 10 that adopts metal material to make on regulator cubicle cabinet 61, can not only meet the radiating requirements of regulator cubicle, the more important thing is avoided regulator cubicle to break down problem that explosion time plastics ventilation unit flies out and hurt sb.'s feelings; Simultaneously; by the pressure relief device 20 of the orientable gases at high pressure of releasing is set on regulator cubicle cabinet 61; so that in cabinet 61 internal fault instant of detonation; cabinet 61 internal pressures are released into to cabinet 61 outsides; protect peripheral attendant; reduce the impact of gases at high pressure to ventilation assembly 10 simultaneously, improved the regulator cubicle explosion-proof performance.
Should be understood that, for those of ordinary skills, can be improved according to the above description or convert, and all these improvement and conversion all should belong to the protection range of the utility model claims.
Claims (11)
1. an anti-explosion electric gas holder, comprise cabinet (61), it is characterized in that, is fixedly installed the ventilation assembly (10) that adopts metal material to make on the door-plate (30) of described cabinet (61);
Also be provided with pressure relief opening (32) on described cabinet (61), described pressure relief opening (32) locates to be provided with gases at high pressure targeted release for the interior dangerous matter sources instant of detonation of described cabinet (61) is produced to the outside pressure relief device (20) of described cabinet (61).
2. anti-explosion electric gas holder according to claim 1, it is characterized in that, described pressure relief device (20) comprise be arranged on described pressure relief opening (32) locate, and can be to the portable plate (21) of the unidirectional unlatching in described cabinet (61) outside, with for described portable plate (21) being applied to the driving mechanism (22) of closed impaction power and resilience force;
Described portable plate (21) covers and seals described pressure relief opening (32) under the effect of described closed impaction power, and the closed impaction power that described driving mechanism (22) applies described portable plate (21) is less than the high-pressure gas pressure that the interior dangerous matter sources explosion time of described cabinet (21) produces.
3. anti-explosion electric gas holder according to claim 2, is characterized in that, described driving mechanism (22) is the moment of torsion rotating shaft;
Described portable plate (21) one ends are connected to described door-plate (30) above by described moment of torsion rotating shaft is rotating, and described portable plate (21) other end is free end.
4. anti-explosion electric gas holder according to claim 2, is characterized in that, described driving mechanism (22) is the flexible drive body that can produce elastic stretching power;
Described portable plate (21) one ends are connected through the hinge upper at described door-plate (30), and described portable plate (21) other end is connected with described door-plate (30) by described flexible drive body.
5. anti-explosion electric gas holder according to claim 2, is characterized in that, on the door-plate (30) of described cabinet (61), is provided with mounting panel (33), and described pressure relief opening (32) is arranged on described mounting panel (33).
6. anti-explosion electric gas holder according to claim 5, it is characterized in that, described pressure relief opening (32) locates to be provided with protection network (321), and described protection network (321) riveting is contained in described door-plate (30) or the upper side inner near described cabinet (61) of mounting panel (33).
7. anti-explosion electric gas holder according to claim 2, is characterized in that, described pressure relief device (20) is arranged on top board, base plate or the side plate of described cabinet (61).
8. anti-explosion electric gas holder according to claim 1, is characterized in that, described pressure relief opening (32) is arranged on the position near the interior dangerous matter sources of described cabinet (61), or be arranged on described cabinet (61) air channel on the way on path.
9. anti-explosion electric gas holder according to claim 1, is characterized in that, is provided with ventilating opening (31) on described door-plate (30);
Described ventilation assembly (10) comprises that metal encloses frame (11) and ventilation blade (12), and described ventilation blade (12) is welded on described enclosing in frame (11);
Described frame (11) top of enclosing is fixedly connected with by securing member (13) with described ventilating opening (31) top, described ventilating opening (31) bottom is provided with stopper slot (311), described enclose frame (11) bottom be provided with described stopper slot (311) match, the keeper (114) to position.
10. anti-explosion electric gas holder according to claim 9, is characterized in that, described ventilation assembly (10) also comprises and the described suitable Air Filter (40) of frame (11) shape that encloses; Described frame (11) bottom of enclosing is provided with discharge outlet (112).
11. anti-explosion electric gas holder according to claim 10, is characterized in that, described both sides of enclosing frame (11) are respectively arranged with chute, are provided with on described Air Filter (40) and coordinate the fin (41) embedded in described chute;
Described enclosing on frame (11) also is provided with pin (50), and described Air Filter is provided with pin hole on (40), and described pin (50) matches with described pin hole and locks described Air Filter (40).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203907717U CN203326429U (en) | 2013-07-02 | 2013-07-02 | Explosion-proof electrical cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203907717U CN203326429U (en) | 2013-07-02 | 2013-07-02 | Explosion-proof electrical cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203326429U true CN203326429U (en) | 2013-12-04 |
Family
ID=49665723
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203907717U Expired - Lifetime CN203326429U (en) | 2013-07-02 | 2013-07-02 | Explosion-proof electrical cabinet |
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| Country | Link |
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| CN (1) | CN203326429U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104283132A (en) * | 2013-07-02 | 2015-01-14 | 艾默生网络能源有限公司 | Explosion-proof electrical cabinet |
-
2013
- 2013-07-02 CN CN2013203907717U patent/CN203326429U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104283132A (en) * | 2013-07-02 | 2015-01-14 | 艾默生网络能源有限公司 | Explosion-proof electrical cabinet |
| CN104283132B (en) * | 2013-07-02 | 2016-12-07 | 艾默生网络能源有限公司 | A kind of anti-explosion electric gas holder |
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