CN103148466A - Anti-explosion emergency power supply device for two-wire LED lamp - Google Patents
Anti-explosion emergency power supply device for two-wire LED lamp Download PDFInfo
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- CN103148466A CN103148466A CN2013100600010A CN201310060001A CN103148466A CN 103148466 A CN103148466 A CN 103148466A CN 2013100600010 A CN2013100600010 A CN 2013100600010A CN 201310060001 A CN201310060001 A CN 201310060001A CN 103148466 A CN103148466 A CN 103148466A
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Abstract
The invention relates to an anti-explosion emergency power supply device for a two-wire LED lamp, which comprises a box body and a box cover; a drive power supply PCB (printed circuit board) is arranged in the box body; a switch control module, a switch control detection module, an LED power supply and an emergency power supply are arranged on the drive power supply PCB; the drive power supply PCB is supplied power by a two-wire 220-V AC power supply; the two-wire 220-V AC power supply inputs to the switch control module; one path of the switch control module is connected to the switch control detection module, and another path of the switch control module is connected with the emergency power supply; and the switch control detection module and the emergency power supply are connected to the LED power supply respectively. The anti-explosion emergency power supply device for the two-wire LED lamp is convenient to mount and use, does not require an extra live wire, runs full-automatically, and is rapid in reaction, safe and reliable; and an explosion-proof casing is formed by die casting high-grade aluminium alloy, and high-pressure electrostatic spray is performed to the surface, so that the anticorrosion performance is good.
Description
Technical field
The present invention relates to the explosion-proof emergency power supply unit of a kind of two-wire system LED lamp.
Background technology
Existing emergency light is all to adopt three-wire system (L/L/N, one road L are the industrial sidings that charges the battery), and original circuit need be transformed or increase, and the cost of raw material is high, and improvement expenses is large, and does not generally have explosion-proof effect, has potential safety hazard.
Summary of the invention
The problem that the present invention is directed to above-mentioned prior art existence makes improvements, and namely the technical problem to be solved in the present invention is to provide the lower and safe and reliable explosion-proof emergency power supply unit of two-wire system LED lamp of a kind of cost.
in order to solve the problems of the technologies described above, technical scheme of the present invention is: the explosion-proof emergency power supply unit of a kind of two-wire system LED lamp, comprise box body and lid, be provided with the driving power pcb board in described box body, be provided with switch control module on described driving power pcb board, switch is controlled detection module, LED power supply and emergency power supply, described driving power pcb board is by two-wire system 220V ac power supply, described 220V AC power inputs to switch control module, described switch control module one road is connected to switch and controls detection module, another road of described switch control module is connected to emergency power supply, described switch is controlled detection module and emergency power supply is connected to respectively the LED power supply.
Further, be provided with external screw thread outside described lid one end, described box opening inboard is provided with the internal thread that matches with lid, and the contact-making surface between described lid intermediate flange and pod flanges is provided with the O RunddichtringO, and described lid intermediate flange is locked mutually through screw assembly and pod flanges.
Further, described box body is provided with the lead wire outlet of three T-shaped distributions, is provided with the lead-in wire sealing ring in described lead wire outlet.
Further, described box body and lid are all Al-alloy casings of die cast and surface plastic spraying.
Further, described box body is provided with two U-shaped hooks.
Further, described box body is provided with the ground connection sign.
Compared with prior art, the present invention has following beneficial effect: the explosion-proof emergency power supply unit installation of this two-wire system LED lamp, easy to use need not additionally to increase live wire, cost is lower, and is identical with the ordinary lamp and lantern mounting means, full-automatic operation, be swift in response, safe and reliable; Its explosion-proof casing adopts the fine aluminum alloy die cast to form, the surface high pressure electrostatic plastic spraying, and Corrosion Protection is good.
The present invention is further detailed explanation below in conjunction with the drawings and specific embodiments.
Description of drawings
Fig. 1 is that the master of the embodiment of the present invention looks schematic diagram.
Fig. 2 is that figure is partly cutd open in the side-looking of the embodiment of the present invention.
Fig. 3 is the control principle drawing of the embodiment of the present invention.
In figure: 1-U shape hook, 2, the 12-soket head cap screw, 3,7,13, the 18-plain washer, 4,8,14, the 19-spring washer, the 5-box body, 6,17-crossed pan head screw, 9-lead wire outlet, the 10-packing ring that goes between, the 11-sealing ring that goes between, 15-lid, 16-ground connection sign, 20-driving power pcb board.
The specific embodiment
as shown in Fig. 1 ~ 3, the explosion-proof emergency power supply unit of a kind of two-wire system LED lamp, comprise box body 5 and lid 15, be provided with the driving power pcb board in described box body 5, be provided with switch control module on described driving power pcb board, switch is controlled detection module, LED power supply and emergency power supply, described driving power pcb board is by two-wire system 220V ac power supply, described 220V AC power inputs to switch control module, described switch control module one road is connected to switch and controls detection module, another road of described switch control module is connected to emergency power supply, described switch is controlled detection module and emergency power supply is connected to respectively the LED power supply, the LED lamp pearl power supply that described LED power supply is the LED lamp.
In the present embodiment, described driving power pcb board lock onto in box body 5 through four crossed pan head screws 6 and corresponding plain washer 7, spring washer 8; Also be provided with binding post, driver etc. on described driving power pcb board, have the characteristics such as high, the wide voltage input of constant current accuracy.Due to two line (L, N) the system power supplies that the explosion-proof emergency power supply unit of this two-wire system LED lamp adopts, therefore need not increases electric wire (being live wire) to original circuit, has namely saved the electric wire raw material, has reduced again improvement expenses, has reduced simultaneously potential safety hazard.
In the present embodiment, described box body 5 and lid 15 are all Al-alloy casings of die cast and surface high pressure electrostatic plastic spraying, have advantages of that explosion-proof performance is good, Corrosion Protection is good, the surface of described lid 15 is provided with nameplate and the explosion-proof sign of protruding seal ExdIICT4G6, and wherein Ex is coated with red paint.The described lid 15 1 ends outsides are provided with external screw thread, and described box body 5 opening inboards are provided with the internal thread that matches with lid 15, and the pitch of internal and external threads is 1mm, and total number of teeth in engagement is 9; Contact-making surface between described lid 15 intermediate flange and box body 5 flanges is provided with the O RunddichtringO improving sealing and security, and described lid 15 intermediate flange lock onto on the flange of box body 5 through five soket head cap screws 12 and corresponding plain washer 13, spring washer 14.
In the present embodiment, described box body 5 is provided with the lead wire outlet 9 of three T-shaped distributions, is provided with lead-in wire sealing ring 11 and lead-in wire packing ring 10 in described lead wire outlet 9 to improve sealing and security.Described box body 5 is provided with ground connection sign 16, and described ground connection sign 16 lock onto on the feet of box body 5 through two crossed pan head screws 17 and corresponding plain washer 18, spring washer 19.Described box body 5 is provided with two U-shapeds hook 1 so that hang the explosion-proof emergency power supply unit of this two-wire system LED lamp, and described U-shaped hook 1 lock onto on box body 5 through two soket head cap screws 2 and corresponding plain washer 3, spring washer 4.
In the present embodiment, the wire connection cavity internal electric gap of the explosion-proof emergency power supply unit of this two-wire system LED lamp is not less than 6mm, and creep age distance is not less than 8mm.Have on nameplate and forbid the charged sign of uncapping, ground connection has eye-catching sign.Explosion suppresion surface all meets GB with the lead-in wire screw thread, and this two place all is coated with antirust oil.Guarantee after assembling that wire connects errorless, all securing members should correctly be installed locking spring washer and tighten.Scribbling thickness in explosion-proof box body is the are-tight paint of 0.3mm.
The above is only preferred embodiment of the present invention, and all equalizations of doing according to the present patent application the scope of the claims change and modify, and all should belong to covering scope of the present invention.
Claims (6)
1. explosion-proof emergency power supply unit of two-wire system LED lamp, comprise box body and lid, it is characterized in that: be provided with the driving power pcb board in described box body, be provided with switch control module on described driving power pcb board, switch is controlled detection module, LED power supply and emergency power supply, described driving power pcb board is by two-wire system 220V ac power supply, described 220V AC power inputs to switch control module, described switch control module one road is connected to switch and controls detection module, another road of described switch control module is connected to emergency power supply, described switch is controlled detection module and emergency power supply is connected to respectively the LED power supply.
2. the explosion-proof emergency power supply unit of two-wire system LED lamp according to claim 1, it is characterized in that: be provided with external screw thread outside described lid one end, described box opening inboard is provided with the internal thread that matches with lid, contact-making surface between described lid intermediate flange and pod flanges is provided with the O RunddichtringO, and described lid intermediate flange is locked mutually through screw assembly and pod flanges.
3. the explosion-proof emergency power supply unit of two-wire system LED lamp according to claim 1, it is characterized in that: described box body is provided with the lead wire outlet of three T-shaped distributions, is provided with the lead-in wire sealing ring in described lead wire outlet.
4. the explosion-proof emergency power supply unit of two-wire system LED lamp according to claim 1, it is characterized in that: described box body and lid are all Al-alloy casings of die cast and surface plastic spraying.
5. the explosion-proof emergency power supply unit of two-wire system LED lamp according to claim 1 is characterized in that: described box body is provided with two U-shapeds hooks.
6. the explosion-proof emergency power supply unit of two-wire system LED lamp according to claim 1 is characterized in that: described box body is provided with the ground connection sign.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100600010A CN103148466A (en) | 2013-02-26 | 2013-02-26 | Anti-explosion emergency power supply device for two-wire LED lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100600010A CN103148466A (en) | 2013-02-26 | 2013-02-26 | Anti-explosion emergency power supply device for two-wire LED lamp |
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| Publication Number | Publication Date |
|---|---|
| CN103148466A true CN103148466A (en) | 2013-06-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013100600010A Pending CN103148466A (en) | 2013-02-26 | 2013-02-26 | Anti-explosion emergency power supply device for two-wire LED lamp |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110838853A (en) * | 2019-11-08 | 2020-02-25 | 深圳麦克维尔空调有限公司 | Two-wire system communication circuit |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5351680A (en) * | 1976-10-19 | 1978-05-11 | Matsushita Electric Works Ltd | Emergency explosion-proof illumination equipment |
| US5911499A (en) * | 1995-09-21 | 1999-06-15 | Hubbell Incorporated | Emergency lighting fixture, especially for hazardous locations |
| CN201652213U (en) * | 2010-04-16 | 2010-11-24 | 大庆安正防爆电气有限公司 | Split type anti-explosion high-frequency electrodeless lamp |
| CN201724085U (en) * | 2010-05-27 | 2011-01-26 | 宁波科环防爆照明有限公司 | LED anti-explosion marker light |
| CN201836701U (en) * | 2010-10-12 | 2011-05-18 | 深圳市耐比科技有限公司 | LED explosion-proof lamp |
| CN102889538A (en) * | 2012-09-29 | 2013-01-23 | 上海核工程研究设计院 | Intelligent emergency lamp for nuclear environment |
-
2013
- 2013-02-26 CN CN2013100600010A patent/CN103148466A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5351680A (en) * | 1976-10-19 | 1978-05-11 | Matsushita Electric Works Ltd | Emergency explosion-proof illumination equipment |
| US5911499A (en) * | 1995-09-21 | 1999-06-15 | Hubbell Incorporated | Emergency lighting fixture, especially for hazardous locations |
| CN201652213U (en) * | 2010-04-16 | 2010-11-24 | 大庆安正防爆电气有限公司 | Split type anti-explosion high-frequency electrodeless lamp |
| CN201724085U (en) * | 2010-05-27 | 2011-01-26 | 宁波科环防爆照明有限公司 | LED anti-explosion marker light |
| CN201836701U (en) * | 2010-10-12 | 2011-05-18 | 深圳市耐比科技有限公司 | LED explosion-proof lamp |
| CN102889538A (en) * | 2012-09-29 | 2013-01-23 | 上海核工程研究设计院 | Intelligent emergency lamp for nuclear environment |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110838853A (en) * | 2019-11-08 | 2020-02-25 | 深圳麦克维尔空调有限公司 | Two-wire system communication circuit |
| CN110838853B (en) * | 2019-11-08 | 2022-05-13 | 深圳麦克维尔空调有限公司 | Two-wire system communication circuit |
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Application publication date: 20130612 |