CN204990553U - A explosion -proof pilot lamp for explosion -proof block terminal - Google Patents
A explosion -proof pilot lamp for explosion -proof block terminal Download PDFInfo
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- CN204990553U CN204990553U CN201520721120.0U CN201520721120U CN204990553U CN 204990553 U CN204990553 U CN 204990553U CN 201520721120 U CN201520721120 U CN 201520721120U CN 204990553 U CN204990553 U CN 204990553U
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- distribution box
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Abstract
The utility model provides an explosion -proof pilot lamp for explosion -proof block terminal, including LED lamp spare, indicator -lamp cover spare, casing spare, circuit plate, pilot lamp back seat spare, cable spare and high -low pressure conversion plate, the welding of LED lamp spare is on the circuit plate, the inslot at pilot lamp back seat spare is fixed to the circuit plate, indicator -lamp cover spare passes through the buckle and is connected with pilot lamp back seat spare, the whole that pilot lamp back seat spare and indicator -lamp cover spare connected into is passed through the buckle and is connected with casing spare, close adhesive layer has irritated in the clearance department of casing spare, cable spare links together through plug connector and high -low pressure change -over panel. The utility model has the advantages of little voltage driving, safe and reliable.
Description
Technical field
The utility model relates to explosion-proof electrical distribution box accessory, is specially a kind of explosion-proof indicating lamp for explosion-proof electrical distribution box.
Background technology
The development & application of electric energy has greatly promoted the development of human civilization.From the high-tension electricity of generating plant to the productive life electricity consumption of huge numbers of families and factory, distribution system plays an important role.Explosion-proof electrical distribution box, as the distribution instrument of key, plays an important role in distribution management.
Because explosion-proof electrical distribution box needs to work in explosive atmosphere, thus prevent the safety problems such as electric spark ignition gas most important, thus existing explosion-proof electrical distribution box is generally all equipped with explosion-proof indicating lamp.
See Fig. 1, the structural representation of existing explosion-proof indicating lamp, explosion-proof indicating lamp, comprises lampshade part 11, cover piece 12, rubber collar member 13, pilot lamp hood 14, circuit board member 15, housing component 16, O type rubber seal 17, conducting strip 18, two moving contact part 19, integral piece 110, cover piece 111 and two screw elements 112.During installation, this explosion-proof indicating lamp is threaded connection on explosion-proof tank electronic box.During use, plant-grid connection moving contact 19 should be got from way circuit or each point of loop, along with isolating switch deciliter, realize going out of pilot lamp bright.
In existing patent documentation, patent publication No.: CN201412803Y discloses a kind of explosion-proof indicating lamp, its hull outside is provided with the flame proof thread matched with the flame proof thread on a through-hole wall of an explosion-proof casing, isolated by encapsulation between the inner space of this explosion-proof indicating lamp and the inner space of this explosion-proof casing, the inner space of this explosion-proof indicating lamp is isolated into an explosion-proof chamber by this encapsulation.Its case inside is provided with and is pressed in this and waters the projection sealed up.The material of this encapsulation is epoxide resin material.
There is baroque defect in existing explosion-proof indicating lamp, existing explosion-proof indicating lamp structure is comparatively complicated, and needs to take space larger on explosion-proof electrical distribution box, thus adds complicacy and the cost of explosion-proof electrical distribution box.
Utility model content
The technical problems to be solved in the utility model is the baroque defect of the explosion-proof indicating lamp in order to overcome prior art, provides a kind of explosion-proof indicating lamp for explosion-proof electrical distribution box, and this explosion-proof indicating lamp has advantage easy to use simple for structure.
The utility model solves above-mentioned technical matters by following technical proposals:
A kind of explosion-proof indicating lamp for explosion-proof electrical distribution box, comprise LED part, pilot lamp hood, housing component, circuit board member, seat piece after pilot lamp, cable member and high-low pressure conversion plate, described LED part is welded on circuit board member, described circuit board member is fixed in the groove of seat piece after pilot lamp, described pilot lamp hood is connected with seat piece after pilot lamp by buckle, the entirety that after described pilot lamp, seat piece and pilot lamp hood connect into is connected with housing component by buckle, the gap location of described housing component is filled with sealant layer, described cable member is linked together by plug connector and high-low pressure change-over panel.
In the utility model, after described pilot lamp hood and pilot lamp, seat piece connects into an accommodating cavity by buckle, a circuit board member is provided with in this accommodating cavity, this circuit board member comprises the control element of LED etc., when switching on power, when the control element of magnet bottom wiring board is to certain distance, just can the light on and off of control LED etc.
The utility model is a hollow cylinder, this explosion-proof indicating lamp is housing and the explosion-proof control circuit board through gluing process only, described housing component outside surface is helicitic texture, meet flame proof requirement, in the accommodating cavity that after circuit board member is encapsulated in pilot lamp hood and pilot lamp, seat piece is formed, this accommodating cavity is connected with housing component buckle, potting compound mucus in the gap between this accommodating cavity and housing, becomes a set of entirety after glue mucus solidification.
In the utility model, housing component is provided with two groups of interlaced buckle slots, this buckle slot one group is used for the glue mucus after fixing pilot lamp back seat and solidification, and one group of glue mucus be used for after fixing solidification, this explosion-proof indicating lamp is enclosed to put by housing, pilot lamp back seat and indicator-lamp cover and forms.
In the utility model, arrange wiring board pickup groove after pilot lamp in seat piece, prevent wiring board rotation from causing not corresponding with magnet, the high-low voltage conversion of this pilot lamp separates with pilot lamp, and high voltage change-over panel is arranged on explosion-proof electrical distribution box inside.
In the utility model, explosion-proof indicating lamp is arranged on explosion-proof electrical distribution box.
Beneficial effect: explosion-proof indicating lamp of the present utility model applies the method that high-low pressure conversion is separated with power supply, reduce pilot lamp volume, adopt the disjunction of Magnetic Control power supply and succinct structural design, thus have easy for installation, overhaul advantage efficiently.
Accompanying drawing explanation
Fig. 1 is the structural representation of existing explosion-proof indicating lamp;
Fig. 2 is the cut-open view of the explosion-proof indicating lamp of the utility model preferred embodiment.
Embodiment
The technological means realized to make the utility model, creation characteristic, reaching object and effect is easy to understand, below in conjunction with concrete diagram, setting forth the utility model further.
See Fig. 2, a kind of structural representation of the explosion-proof indicating lamp for explosion-proof electrical distribution box, a kind of explosion-proof indicating lamp for explosion-proof electrical distribution box, comprise LED part 21, pilot lamp hood 22, housing component 23, circuit board member 24, seat piece 25 after pilot lamp, cable member 26 and high-low pressure conversion plate 27, described LED part 21 is welded on circuit board member 24, described circuit board member 24 is fixed in the groove of seat piece 25 after pilot lamp, described pilot lamp hood 22 is connected with seat piece after pilot lamp 25 by buckle, the entirety that after described pilot lamp, seat piece 25 and pilot lamp hood 22 connect into is connected with housing component 23 by buckle, the gap location of described housing component 23 is filled with sealant layer, described cable member 26 is linked together by plug connector and high-low pressure change-over panel 27.
In the utility model, after described pilot lamp hood 22 and pilot lamp, seat piece 25 connects into an accommodating cavity by buckle, a circuit board member is provided with in this accommodating cavity, this circuit board member comprises the control element of LED etc., when switching on power, when the control element of magnet bottom wiring board is to certain distance, just can the light on and off of control LED etc.
The utility model is a hollow cylinder, this explosion-proof indicating lamp is housing and the explosion-proof control circuit board through gluing process only, described housing component outside surface is helicitic texture, meet flame proof requirement, in the accommodating cavity that after circuit board member 24 is encapsulated in pilot lamp hood 22 and pilot lamp, seat piece 25 is formed, this accommodating cavity is connected with housing component buckle, potting compound mucus in the gap between this accommodating cavity and housing, becomes a set of entirety after glue mucus solidification.
In the utility model, housing component 23 is provided with two groups of interlaced buckle slots, this buckle slot one group is used for the glue mucus after fixing pilot lamp back seat and solidification, and one group of glue mucus be used for after fixing solidification, this explosion-proof indicating lamp is enclosed to put by housing, pilot lamp back seat and indicator-lamp cover and forms.
In the utility model, arrange wiring board pickup groove after pilot lamp in seat piece 25, prevent wiring board rotation from causing not corresponding with magnet, the high-low voltage conversion of this pilot lamp separates with pilot lamp, and high voltage change-over panel is arranged on explosion-proof electrical distribution box inside.
In the utility model, explosion-proof indicating lamp is arranged on explosion-proof electrical distribution box.
Embodiment 1
After the explosion-proof indicating lamp 2 of the present embodiment includes LED part 21, pilot lamp hood 22, housing component 23, circuit board member 24, pilot lamp be connected successively, seat piece 25, cable member 26 and a high-low pressure change plate 27.This LED is welded on this wiring board 24, this wiring board 24 is fixed in the groove of pilot lamp back seat 25, prevent wiring board in rotary moving, this indicator-lamp cover 22 is connected with this pilot lamp back seat 25 by buckle, this pilot lamp back seat 25 be connected with this indicator-lamp cover 22 in aggregates after be connected with housing 23 by buckle, the gap location of this housing 23 is filled with as fluid sealant, and reach explosion insulation performance, cable 26 is linked together by plug connector and high-low pressure change-over panel 27.
Embodiment 2
During use, as shown in Figure 2, high voltage is through the conversion of high-low pressure change-over panel, becoming can the low-voltage of clean boot LED 21, high-low pressure change-over panel 27 is by the wiring board 24 of the explosion-proof indicating lamp in each loop of the unified supply of low-voltage, when being fixed on the control element of the rotation of the magnet on axle along with handle bottom wiring board to certain distance when operating, just can the light on and off of control LED etc.
The present embodiment additionally provides a kind of explosion-proof electrical distribution box, and this explosion-proof electrical distribution box includes explosion-proof indicating lamp as above.By explosion-proof indicating lamp, operating personnel only can distinguish the break-make of this explosion-proof electrical distribution box inner breaker, to adjust in time.
Compared with existing explosion-proof indicating lamp, the explosion-proof indicating lamp of the present embodiment has following improvement: the first, space is occupied little, because this explosion-proof indicating lamp adopts the mode of centrally connected power supply to provide startup power supply to each loop pilot lamp, thus occupy little to the space of explosion-proof electrical distribution box; The second, structure is simple, and the explosion-proof indicating lamp of the present embodiment only relates to seven elements, and more existing explosion-proof indicating lamp structure is more simple; Three, install easy to operate, adopt screw thread is connected with panel box, employing plug connector be connected with high-low pressure change-over panel, thus make installation easy to operate; Four, safe and reliable, adopt magnet to control the light on and off of pilot lamp, make the disjunction situation of panel operation and explosion-proof electrical distribution box internal breaker corresponding, improve safe reliability.
Compared with existing explosion-proof electrical distribution box, its feature is, this explosion-proof electrical distribution box includes hinge as above.Compared with existing explosion-proof electrical distribution box, the explosion-proof electrical distribution box of this example adopts new breaker operating device, new connection plan, new pilot lamp scheme and new padlock scheme, thus reduces complicacy and the cost of explosion-proof electrical distribution box.
Although the foregoing describe embodiment of the present utility model, it will be understood by those of skill in the art that these only illustrate, protection domain of the present utility model is defined by the appended claims.Those skilled in the art, under the prerequisite not deviating from principle of the present utility model and essence, can make various changes or modifications to these embodiments, but these change and amendment all falls into protection domain of the present utility model.
Claims (9)
1. the explosion-proof indicating lamp for explosion-proof electrical distribution box, comprise LED part, pilot lamp hood, housing component, circuit board member, seat piece after pilot lamp, cable member and high-low pressure conversion plate, it is characterized in that, described LED part is welded on circuit board member, described circuit board member is fixed in the groove of seat piece after pilot lamp, described pilot lamp hood is connected with seat piece after pilot lamp by buckle, the entirety that after described pilot lamp, seat piece and pilot lamp hood connect into is connected with housing component by buckle, the gap location of described housing component is filled with sealant layer, described cable member is linked together by plug connector and high-low pressure change-over panel.
2. a kind of explosion-proof indicating lamp for explosion-proof electrical distribution box according to claim 1, is characterized in that, after described pilot lamp hood and pilot lamp, seat piece connects into an accommodating cavity by buckle.
3. a kind of explosion-proof indicating lamp for explosion-proof electrical distribution box according to claim 2, is characterized in that, be provided with circuit board member in accommodating cavity.
4. a kind of explosion-proof indicating lamp for explosion-proof electrical distribution box according to claim 1, it is characterized in that, circuit board member comprises the control element of LED.
5. a kind of explosion-proof indicating lamp for explosion-proof electrical distribution box according to claim 1, is characterized in that, the utility model is a hollow cylinder.
6. a kind of explosion-proof indicating lamp for explosion-proof electrical distribution box according to claim 1, is characterized in that, described housing component outside surface is helicitic texture.
7. a kind of explosion-proof indicating lamp for explosion-proof electrical distribution box according to claim 1, is characterized in that, housing component is provided with two groups of interlaced buckle slots.
8. a kind of explosion-proof indicating lamp for explosion-proof electrical distribution box according to claim 1, is characterized in that, arrange wiring board pickup groove after pilot lamp in seat piece.
9. a kind of explosion-proof indicating lamp for explosion-proof electrical distribution box according to claim 1, it is characterized in that, explosion-proof indicating lamp is arranged on explosion-proof electrical distribution box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520721120.0U CN204990553U (en) | 2015-09-17 | 2015-09-17 | A explosion -proof pilot lamp for explosion -proof block terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520721120.0U CN204990553U (en) | 2015-09-17 | 2015-09-17 | A explosion -proof pilot lamp for explosion -proof block terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204990553U true CN204990553U (en) | 2016-01-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520721120.0U Active CN204990553U (en) | 2015-09-17 | 2015-09-17 | A explosion -proof pilot lamp for explosion -proof block terminal |
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| Country | Link |
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| CN (1) | CN204990553U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109210434A (en) * | 2018-10-19 | 2019-01-15 | 苏州瑞来特思机械设备有限公司 | A kind of explosion-proof indicating lamp |
-
2015
- 2015-09-17 CN CN201520721120.0U patent/CN204990553U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109210434A (en) * | 2018-10-19 | 2019-01-15 | 苏州瑞来特思机械设备有限公司 | A kind of explosion-proof indicating lamp |
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