CN201533460U - Explosion-proof electric apparatus control box - Google Patents
Explosion-proof electric apparatus control box Download PDFInfo
- Publication number
- CN201533460U CN201533460U CN2009202065005U CN200920206500U CN201533460U CN 201533460 U CN201533460 U CN 201533460U CN 2009202065005 U CN2009202065005 U CN 2009202065005U CN 200920206500 U CN200920206500 U CN 200920206500U CN 201533460 U CN201533460 U CN 201533460U
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- Prior art keywords
- explosion
- metal
- cabinet
- electric apparatus
- apparatus control
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- Expired - Lifetime
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Abstract
The utility model discloses an explosion-proof electric apparatus control box, wherein the metal box body of the fully-sealed explosion-proof box is internally provided with a mounting bracket; the mounting bracket is installed with an electric apparatus control instrument and a magnetic force induction control switch; the metal box body is provided with a sealing device of an inlet-outlet hole; a metal box cover is provided with an observation window corresponding to a display of the electric apparatus control instrument and the magnetic force induction control switch; the observation window on the metal box cover is closed by armorplate glass; the metal box cover is fixedly connected on the metal box body by a plurality of bolts; and a sealing gasket is arranged between the metal box cover and the metal box body. Through fixing the electric apparatus control instrument in the fully-closed explosion-proof box and arranging the magnetic force induction control switch in the metal box body, the utility model not only can separate the electric apparatus control instrument from the outside world to achieve the explosion-proof goal, but also can operate the magnetic force induction control switch through an external magnetic element to realize on-site direct control on all the functions of the electric apparatus control instrument sealed in the explosion-proof box.
Description
Technical field
The utility model relates to the electric appliance control box field, particularly a kind of explosion-proof electric apparatus control cabinet.
Background technology
Usually, the relevant device that some of fields such as oil, chemical industry, military affairs, material, fiery explosive, bio-pharmaceuticals and scientific experiment chamber are used for explosives, inflammable items often is provided with the work that electric apparatus control apparatus comes control appliance, these electric apparatus control apparatus cause the dangerous source of fire, explosion accident again often, therefore these electric apparatus control apparatus all are strict with to possess explosion prevention function.The present electric apparatus control apparatus that needs explosion prevention function generally is with electric apparatus control apparatus epoxy resin embedding, and the circuit of electric apparatus control apparatus inside, element are hedged off from the outer world, and prevents that dust, moisture from entering electric apparatus control apparatus, to reach requirement of explosion proof; The employing film that also has makes the electric apparatus control apparatus environmental sealing electric apparatus control apparatus be hedged off from the outer world and realizes requirement of explosion proof.But adopt the epoxy resin embedding electric apparatus control apparatus have the following disadvantages: in case can not carry out artificial control operation once being analog electric apparatus control apparatus embedding, cause the data parameters of equipment not make amendment as required, make embedding the function singleness of analog electric apparatus control apparatus, do not have broad-spectrum versatility; The 2nd, in case the embedding of digital electrical equipment control device just can not carry out artificial on-the-spot direct control operation, it can only revise data, its handling being restricted, inconvenience, and the also corresponding raising of equipment cost by the computer realization remote control operation.Adopt film to exist film damaged easily the mode of electric apparatus control apparatus environmental sealing, a bit tiny breakage is arranged slightly, all can cause dust, moisture etc. to enter electric apparatus control apparatus, lose explosion prevention function.How to solve the explosion-proof problem of the electric apparatus control apparatus of the relevant device that is used for explosives, inflammable items at present, make it both to have explosion prevention function, again can on-the-spot direct control operation, for a long time always for the research staff in this field wants the hope that realizes, but still there is not the way of solution before this.
Summary of the invention
The purpose of this utility model is the deficiency that exists at prior art, a kind of explosion-proof electric apparatus control cabinet is provided, it is by being fixed on the electrical equipment control instrument in the hermetic explosion-proof tank, and the magnetic force induction control switch is set in metal cabinet, electric apparatus control apparatus can either be isolated from the outside and reach explosion-proof purpose, can realize the every function that is sealed in the electric apparatus control apparatus in the explosion-proof tank is carried out on-the-spot direct control operation by operation magnetic force induction control switch again.
The purpose of this utility model is achieved in that and comprises the electrical equipment control instrument, described electrical equipment control instrument is fixed in the hermetic explosion-proof tank, described hermetic explosion-proof tank comprises metal cabinet, the metal case lid, be provided with mounting bracket in the metal cabinet, electrical equipment control instrument and magnetic force induction control switch are installed on the mounting bracket, the magnetic force induction control switch is by lead connecting circuit control instrument, metal cabinet is provided with the into sealing device of wire hole, described metal box covers watch window is set, watch window is corresponding with the display and the magnetic force induction control switch of electrical equipment control instrument, the watch window that metal box covers seals with armorplate glass, armorplate glass is fixedly connected on metal box and covers and seal with fluid sealant, described metal case lid is connected on the metal cabinet with a plurality of bolt, is provided with sealing gasket between metal case lid and the metal cabinet.
The sealing device that advances wire hole on the described metal cabinet comprises casing seat, kink, rubber gasket, described casing seat and metal cabinet are structure as a whole, casing seat is provided with the stepped wire hole that advances, in the stepped big footpath section of advancing wire hole rubber gasket is set, the kink threaded engagement compresses rubber gasket and forms sealing in the stepped big footpath section of advancing wire hole.
Described metal cabinet and metal box cover corresponding fillet are set respectively, between the fillet that metal cabinet and metal box cover sealing gasket are set, and with a plurality of bolts metal cabinet, sealing gasket, metal case lid are fastenedly connected.
The inwall of described metal cabinet is provided with a plurality of double-screw bolts that are used for fixing mounting bracket, and double-screw bolt passes the fixing hole that mounting bracket is provided with and with nut is fastening mounting bracket is fixed in the metal cabinet.
The watch window periphery of described metal case lid is provided with the shaped as frame holder that is used for fixing armorplate glass, and armorplate glass is embedded in the shaped as frame holder and with the fluid sealant sealing, with screw briquetting is fastened on the shaped as frame holder fixedly armorplate glass.
Owing to adopted such scheme, electrical equipment control instrument and magnetic force induction control switch are arranged in the hermetic explosion-proof tank, electrical equipment control instrument and magnetic force induction control switch can be isolated from the outside, satisfy requirement of explosion proof to electrical equipment control instrument and control switch, simultaneously again can be with Magnetic tools in isolation to operating by the magnetic force induction control switch that is enclosed in the explosion-proof tank, revise the parameter of electrical equipment control instrument at the scene.For guaranteeing the hermetically sealed property of explosion-proof tank, described hermetic explosion-proof tank comprises metal cabinet, metal case lid, metal cabinet is provided with the into sealing device of wire hole, the metal case lid is connected on the metal cabinet with a plurality of bolt, be provided with sealing gasket between metal case lid and the metal cabinet, explosion-proof tank inside is isolated fully with the external world, satisfy requirement of explosion proof.For realizing the execute-in-place of explosion-proof electric apparatus control cabinet, in metal cabinet, be provided with mounting bracket, electrical equipment control instrument and magnetic force induction control switch are installed on the mounting bracket, cover at metal box watch window is set, watch window is corresponding with the display and the magnetic force induction control switch of electrical equipment control instrument, the watch window that metal box covers seals with armorplate glass, make across armorplate glass and can observe electrical equipment control instrument data presented, the magnetic force induction control switch that is enclosed in the explosion-proof tank is operated with Magnetic tools across armorplate glass, the on-the-spot parameter of redjustment and modification electrical equipment control instrument in time, make the explosion-proof electric apparatus control cabinet possess function of directly in time operating control down directly perceived at the scene, can realize the every function that is sealed in the electric apparatus control apparatus in the explosion-proof tank is carried out on-the-spot direct control operation, also improve the safety anti-explosive grade of explosion-proof electric apparatus control cabinet simultaneously.
The sealing device that advances wire hole on the described metal cabinet adopts casing seat, kink, rubber gasket combining structure, casing seat and metal cabinet are structure as a whole, by kink and casing seat threaded engagement rubber gasket is pressed in the casing seat, utilize rubber gasket distortion under pressure, formation guarantees the explosion-proof tank sealing to advancing the clearance seal that passes in and out in the wire hole between line and the hole wall.
Described metal cabinet and metal box cover corresponding fillet are set respectively, between the fillet that metal cabinet and metal box cover, sealing gasket is set and smears industrial butter, with a plurality of bolts metal cabinet, sealing gasket, metal case lid are fastenedly connected, guarantee the sealing that is connected between case lid and the casing.
The watch window periphery of described metal case lid is provided with the shaped as frame holder that is used for fixing armorplate glass, armorplate glass is embedded in the shaped as frame holder and with fluid sealant and seals, with screw briquetting is fastened on the shaped as frame holder fixedly armorplate glass, guarantees the sealing that armorplate glass and metal case lid are connected and fixed.
The utility model explosion-proof electric apparatus control cabinet can be arranged on fields such as oil, chemical industry, military affairs, material, fiery explosive, bio-pharmaceuticals and scientific experiment chamber some be used for the relevant device of explosives, inflammable items, as be used for the drying of explosives, inflammable items under normal pressure or vacuum state, cure, temperature, humidity, the pressure control explosion-proof tank of equipment such as heat treatment.Control instruments such as its temperature, humidity, pressure can be the controllers of mould/number conversion, it also can be digital controller, compare with the explosion-proof mode of traditional electric apparatus control apparatus, have remarkable advantages, solved the explosion-proof mode open question of traditional electric apparatus control apparatus.
The utility model is described in further detail below in conjunction with drawings and Examples.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is that the A of Fig. 1 is to view;
Fig. 3 is that the B of Fig. 2 is to view;
Fig. 4 is the I place enlarged drawing of Fig. 1;
Fig. 5 is the II place enlarged drawing of Fig. 1;
Fig. 6 is the III place enlarged drawing of Fig. 1;
Fig. 7 is the sectional structure chart of mounting bracket of the present utility model;
Fig. 8 is that the A of Fig. 7 is to view;
Fig. 9 is that the B of Fig. 7 is to view.
In the accompanying drawing, 1 is double-screw bolt, and 2 is metal cabinet, 3 is mounting bracket, and 4 is the electrical equipment control instrument, and 5 is the metal case lid, 6 is watch window, and 7 is armorplate glass, and 8 is lead, 9 is the magnetic force induction control switch, and 10 is Magnetic tools, and 11 is sealing device, 12 is casing seat, and 13 is rubber gasket, and 14 are the turnover line, 15 is pad, and 16 is kink, and 17 is bolt, 18 is spring washer, and 19 is packing ring, and 20 is sealing gasket, 21 is the shaped as frame holder, and 22 is briquetting, and 23 is screw, 24 is fluid sealant, and 25 is the instrument installing hole, and 26 is magnetic force induction control switch installing hole, 27 was the line mouth, and 28 is fixing hole.
Embodiment
Referring to Fig. 1 to Fig. 3, this explosion-proof electric apparatus control cabinet comprises electrical equipment control instrument 4, and electrical equipment control instrument 4 can be mould/number conversion formula or digital temperature controller, humidity controller, pressure controller etc.Described electrical equipment control instrument 4 is fixed in the hermetic explosion-proof tank, and described hermetic explosion-proof tank comprises metal cabinet 2, metal case lid 5.Described metal cabinet 2 adopts the thick-walled metal casing of energy antiknock, is provided with mounting bracket 3 in the metal cabinet 2, and electrical equipment control instrument 4 and magnetic force induction control switch 9 are installed on the mounting bracket 3, and magnetic force induction control switch 9 is by lead 8 connecting circuit control instruments 4.The inwall of described metal cabinet 2 is provided with a plurality of double-screw bolts 1 that are used for fixing mounting bracket, and these double-screw bolts 1 are welded on the cabinet wall, perhaps with metal cabinet 2 one cast moldings after tapping form.Described double-screw bolt 1 passes the fixing hole 28 (seeing shown in Figure 9) that mounting bracket 3 is provided with and with nut is fastening mounting bracket 3 is fixed in the metal cabinet 2.Described metal cabinet 2 is provided with a plurality of sealing devices 11 that advance wire hole.The sealing device that advances wire hole 11 on (seeing shown in Figure 4) metal cabinet 2 comprises casing seat 12, kink 16, rubber gasket 13.Described casing seat 12 is structure as a whole with metal cabinet 2, and casing seat 12 adopts and is weldingly fixed on the metal cabinet 2, perhaps with metal cabinet 2 one cast moldings.Described casing seat 12 is provided with the stepped wire hole that advances, be provided with thread segment in the stepped big footpath section of advancing wire hole, be the unthreaded hole section between thread segment and the path hole, in the stepped big footpath section of advancing wire hole rubber gasket 13 is set, turnover line 14 passes kink 16, rubber gasket 13 and advances wire hole, with kink 16 threaded engagement in the stepped big footpath section of advancing wire hole, compress rubber gasket 13 form turnover line and hole wall between the sealing in gap.Between rubber gasket 13 and kink 16, pad 15 can also be set, make kink 16 when tightening, oppress rubber gaskets 13, can prevent that rubber gasket 13 from being scratched damage by kink 16, influences sealing effectiveness by pad 15.On the described metal case lid 5 watch window 6 is set, watch window 6 is corresponding with the display 4a and the magnetic force induction control switch 9 of electrical equipment control instrument, watch window 6 usefulness armorplate glasses 7 sealings on the metal case lid 5, armorplate glass 7 is fixedly connected on the metal case lid 5 and with fluid sealant 24 and seals, magnetic force induction control switch 9 is near armorplate glass 7, make at metal case lid 5 and can carry out control operation across armorplate glass 7 aligning magnetic force induction control switchs 9 with Magnetic tools 10, the Magnetic tools 10 of present embodiment adopts magnetic pens.Watch window 6 peripheries of (seeing shown in Figure 6) described metal case lid 5 are provided with the shaped as frame holder 21 that is used for fixing armorplate glass, described shaped as frame holder 21 can adopt and be weldingly fixed on the metal case lid 5, perhaps with the 5 one cast moldings of metal case lid, armorplate glass 7 is embedded in the shaped as frame holder 21 and with fluid sealant 24 sealings, with screw 23 briquetting 22 is fastened on respectively and is fixed armorplate glass 7 formation fastness sealings on the shaped as frame holder 21.The a plurality of bolts 17 of described metal case lid 5 usefulness are fixedly connected on the metal cabinet 2, are provided with sealing gasket 20 between metal case lid 5 and the metal cabinet 2.On (seeing shown in Figure 5) described metal cabinet 2 and the metal case lid 5 corresponding fillet 2a, 5a are set respectively, between the fillet 2a of metal cabinet 2 and the fillet 5a of metal case lid 5 sealing gasket 20 is set, with a plurality of bolts 9 metal cabinet 2, sealing gasket 20, metal case lid 5 are fastenedly connected, for improving sealing effectiveness, smear industrial butter between the fillet of metal cabinet 2 and metal case lid 5 again, strengthen gasket factor.Described fillet 2a, 5a can be welded on respectively on metal cabinet 2, the metal case lid 5, perhaps respectively with metal cabinet 2,5 cast moldings of metal case lid.
The utility model explosion-proof electric apparatus control cabinet can be across observation window to being sealed in the electrical equipment control instrument implementation and operation in the case fully, has high standard, high-grade explosion-proof and execute-in-place, can use on the equipment of various requirement explosion-proof criteria.
Claims (5)
1. explosion-proof electric apparatus control cabinet, comprise the electrical equipment control instrument, it is characterized in that: described electrical equipment control instrument is fixed in the hermetic explosion-proof tank, described hermetic explosion-proof tank comprises metal cabinet, metal case lid, be provided with mounting bracket in the metal cabinet, electrical equipment control instrument and magnetic force induction control switch are installed on the mounting bracket, and the magnetic force induction control switch is by lead connecting circuit control instrument.Metal cabinet is provided with the into sealing device of wire hole, described metal box covers watch window is set, watch window is corresponding with the display and the magnetic force induction control switch of electrical equipment control instrument, the watch window that metal box covers seals with armorplate glass, armorplate glass is fixedly connected on metal box and covers and seal with fluid sealant, described metal case lid is connected on the metal cabinet with a plurality of bolt, is provided with sealing gasket between metal case lid and the metal cabinet.
2. explosion-proof electric apparatus control cabinet according to claim 1, it is characterized in that: the sealing device that advances wire hole on the described metal cabinet comprises casing seat, kink, rubber gasket, described casing seat and metal cabinet are structure as a whole, casing seat is provided with the stepped wire hole that advances, in the stepped big footpath section of advancing wire hole rubber gasket is set, the kink threaded engagement compresses rubber gasket and forms sealing in the stepped big footpath section of advancing wire hole.
3. explosion-proof electric apparatus control cabinet according to claim 1, it is characterized in that: described metal cabinet and metal box cover corresponding fillet are set respectively, between the fillet that metal cabinet and metal box cover sealing gasket is set, metal cabinet, sealing gasket, metal case lid is fastenedly connected with a plurality of bolts.
4. explosion-proof electric apparatus control cabinet according to claim 1, it is characterized in that: the inwall of described metal cabinet is provided with a plurality of double-screw bolts that are used for fixing mounting bracket, and double-screw bolt passes the fixing hole that mounting bracket is provided with and with nut is fastening mounting bracket is fixed in the metal cabinet.
5. explosion-proof electric apparatus control cabinet according to claim 1, it is characterized in that: the watch window periphery of described metal case lid is provided with the shaped as frame holder that is used for fixing armorplate glass, armorplate glass is embedded in the shaped as frame holder and with the fluid sealant sealing, with screw briquetting is fastened on the shaped as frame holder fixedly armorplate glass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202065005U CN201533460U (en) | 2009-09-28 | 2009-09-28 | Explosion-proof electric apparatus control box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202065005U CN201533460U (en) | 2009-09-28 | 2009-09-28 | Explosion-proof electric apparatus control box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201533460U true CN201533460U (en) | 2010-07-21 |
Family
ID=42528858
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202065005U Expired - Lifetime CN201533460U (en) | 2009-09-28 | 2009-09-28 | Explosion-proof electric apparatus control box |
Country Status (1)
| Country | Link |
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| CN (1) | CN201533460U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102188865A (en) * | 2011-05-24 | 2011-09-21 | 苏州协昌环保科技有限公司 | Explosion-proof pulse control instrument |
| CN102505951A (en) * | 2011-11-22 | 2012-06-20 | 郑州煤矿机械集团股份有限公司 | Intrinsically safe control box for mine |
| CN102882178A (en) * | 2012-09-04 | 2013-01-16 | 无锡市健龙电器有限公司 | Connecting box |
| CN103345946A (en) * | 2013-06-18 | 2013-10-09 | 宋卫成 | Lower box body of glass fiber reinforced plastic instrument thermal insulation box |
| CN104883830A (en) * | 2014-02-28 | 2015-09-02 | 珠海格力电器股份有限公司 | Electric appliance box structure and electric appliance |
| CN105451376A (en) * | 2015-11-12 | 2016-03-30 | 镇江市清安电器有限公司 | Electric heater explosion-proof box |
| CN108521090A (en) * | 2018-04-27 | 2018-09-11 | 中车株洲电力机车有限公司 | A kind of power distribution cabinet |
| CN113853087A (en) * | 2021-08-09 | 2021-12-28 | 广州杰赛科技股份有限公司 | Explosion-proof box |
-
2009
- 2009-09-28 CN CN2009202065005U patent/CN201533460U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102188865A (en) * | 2011-05-24 | 2011-09-21 | 苏州协昌环保科技有限公司 | Explosion-proof pulse control instrument |
| CN102505951A (en) * | 2011-11-22 | 2012-06-20 | 郑州煤矿机械集团股份有限公司 | Intrinsically safe control box for mine |
| CN102882178A (en) * | 2012-09-04 | 2013-01-16 | 无锡市健龙电器有限公司 | Connecting box |
| CN103345946A (en) * | 2013-06-18 | 2013-10-09 | 宋卫成 | Lower box body of glass fiber reinforced plastic instrument thermal insulation box |
| CN104883830A (en) * | 2014-02-28 | 2015-09-02 | 珠海格力电器股份有限公司 | Electric appliance box structure and electric appliance |
| CN105451376A (en) * | 2015-11-12 | 2016-03-30 | 镇江市清安电器有限公司 | Electric heater explosion-proof box |
| CN108521090A (en) * | 2018-04-27 | 2018-09-11 | 中车株洲电力机车有限公司 | A kind of power distribution cabinet |
| CN113853087A (en) * | 2021-08-09 | 2021-12-28 | 广州杰赛科技股份有限公司 | Explosion-proof box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100721 |
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| CX01 | Expiry of patent term |