CN203562774U - Alternating-current lightning protection module for LED lighting equipment - Google Patents

Alternating-current lightning protection module for LED lighting equipment Download PDF

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Publication number
CN203562774U
CN203562774U CN201320748929.3U CN201320748929U CN203562774U CN 203562774 U CN203562774 U CN 203562774U CN 201320748929 U CN201320748929 U CN 201320748929U CN 203562774 U CN203562774 U CN 203562774U
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CN
China
Prior art keywords
resistance
protection
protection circuit
hot
circuit
Prior art date
Application number
CN201320748929.3U
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Chinese (zh)
Inventor
龚玮
赵伟
李刚
李东明
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四川新力光源股份有限公司
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Priority to CN201320748929.3U priority Critical patent/CN203562774U/en
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Publication of CN203562774U publication Critical patent/CN203562774U/en

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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
    • Y02B20/40Control techniques providing energy savings, e.g. smart controller or presence detection

Abstract

The utility model discloses an alternating-current lightning protection module for LED lighting equipment. The alternating-current lightning protection module comprises a dry contact line, an input-side front-stage protection circuit, a device-side rear-stage protection circuit, and a decoupling circuit arranged between the front-stage protection circuit and the rear-stage protection circuit. The front-stage protection circuit and the rear-stage protection circuit respectively include a gas discharge tube of which one end is grounded, a thermal protection type voltage dependent resistor of which one end is connected to a live wire and the other end is connected with the gas discharge tube, and a thermal protection type voltage dependent resistor of which one end is connected to a neutral wire and the other end is connected with the gas discharge tube. Each thermal protection type voltage dependent resistor includes a voltage dependent resistor and a fuse connected in series with the voltage dependent resistor. The fuse of the thermal protection type voltage dependent resistor in the front-stage protection circuit is connected in series to the dry contact line. The alternating-current lightning protection module for LED lighting equipment is simple in structure, easy in implementation and low in cost, has an overheat tripping protection function during application, can be immediately disconnected with a power grid and can prevent outdoor LED lighting equipment from damage.

Description

A kind of communication lightning-protection module for LED lighting apparatus
Technical field
the utility model relates to LED lighting apparatus field, specifically a kind of communication lightning-protection module for LED lighting apparatus.
Background technology
outdoor LED lighting apparatus adopts power distribution cabinet or distribution box to power in application process at present, total power distribution cabinet on the market and distribution box large area are used, but do not have a kind of distribution box can be used in specially the special-purpose civil power of LED outdoor lighting, the ripple that distribution box brings will make LED power supply bear larger surge peak value.Existing outdoor LED lighting apparatus is in application process, also can be subject to surge pulse surge and overcurrent that external world's (thunderbolt, electromagnetic interference etc.) or communication power supply internal system (startup of system switching on effect, perception and capacitive load and stop etc.) cause.No matter be the ripple that distribution box brings, or the external world or communication power supply internal system the surge pulse surge and the overcurrent that cause, all easily cause outdoor LED lighting apparatus to damage, this has just reduced the useful life of outdoor LED lighting apparatus.
Utility model content
The purpose of this utility model is to solve the problem that existing outdoor LED lighting apparatus is subject to ripple, surge pulse surge and overcurrent damage; a kind of communication lightning-protection module for LED lighting apparatus is provided; it has overheated dropout defencive function; can disconnect immediately the connection with electrical network, and then can avoid outdoor LED lighting apparatus to damage.
The purpose of this utility model is achieved through the following technical solutions: a kind of communication lightning-protection module for LED lighting apparatus, comprise the prime protection circuit of dry contact circuit, input side, the rear class protection circuit of equipment side and be located at prime protection circuit and rear class protection circuit between decoupling circuit; Described prime protection circuit includes the hot protection type piezo-resistance that gas discharge tube, one end are connected on live wire and the other end is connected with gas discharge tube of one end earth connection and the hot protection type piezo-resistance that one end is connected on zero line and the other end is connected with gas discharge tube with rear class protection circuit; Described hot protection type piezo-resistance comprises piezo-resistance and the fuse wire being connected in series with piezo-resistance, and in prime protection circuit, the fuse wire of hot protection type piezo-resistance is serially connected on dry contact circuit.The utility model is applied to communication power supply system, is installed in series between power supply line and outdoor LED lighting apparatus port.Two external indication mechanisms in termination of dry contact circuit during the utility model application, when prime protection circuit breaks down, fuse wire can fuse, and now, dry contact circuit does not have electric current to pass through, and indication mechanism is sent alarm.
Convenient in order to draw materials, be convenient to Production design, further, described decoupling circuit comprises two inductance, two inductance are connected on respectively on live wire and zero line.
Further, fuse wire two ends in described prime protection circuit are equipped with a thick joint and a thin joint, the thin joint of all fuse wires in described dry contact circuit serial connection prime protection circuit, two thick joints that are connected to the fuse wire of the hot protection type piezo-resistance on live wire in prime protection circuit are connected with the piezo-resistance of the hot protection type piezo-resistance of gas discharge tube and this respectively, two thick joints that are connected to the fuse wire of the hot protection type piezo-resistance on zero line in prime protection circuit are connected with the piezo-resistance of the hot protection type piezo-resistance of zero line and this respectively.
Further, the hot protection type piezo-resistance being connected in described prime protection circuit on live wire is a plurality of with the quantity that is connected to the hot protection type piezo-resistance on zero line.Wherein, adopting the object of a plurality of hot protection type piezo-resistances to be to realize between line isolates.
Further, the hot protection type piezo-resistance being connected in described prime protection circuit on live wire is identical with the quantity that is connected to the hot protection type piezo-resistance on zero line.
Further, the hot protection type piezo-resistance being connected in described prime protection circuit on live wire is 2 with the quantity that is connected to the hot protection type piezo-resistance on zero line.
Further, in described prime protection circuit and rear class protection circuit, the quantity of gas discharge tube is 1.
Further, described rear class protection circuit also comprises that two ends are connected to the hot protection type piezo-resistance on live wire and zero line.
Further, in described prime protection circuit, the model of hot protection type piezo-resistance is KPD-JE385/15, and in rear class protection circuit, the model of hot protection type piezo-resistance is TMOV20S621-IT.
Further, in described prime protection circuit, the model of gas discharge tube is PS6C600D3, and in described rear class protection circuit, the model of gas discharge tube is R608XHA.
Compared with prior art, the present invention has following beneficial effect: the utility model comprises the prime protection circuit of input side, the rear class protection circuit of equipment side and be located at prime protection circuit and rear class protection circuit between decoupling circuit, wherein, hot protection type piezo-resistance in prime protection circuit and rear class protection circuit is as differential mode protective device, gas discharge tube is as common mode protective device, decoupling circuit is for the surge energy in partition line, make the Energy distribution before and after it inhomogeneous, guarantee that first rear class protection circuit moves, when rear class protection circuit reaches and bears the limit, prime protection circuit moves again.The utility model is a kind of tandem type two-stage AC power Surge Protector; during the utility model application; when having lightning stroke surge energy to enter system along power line; piezo-resistance is moved within the time of 25ns; take the lead in becoming conducting state, thunderbolt energy is released near gas discharge tube successively nearby, and gas discharge tube becomes conducting state in the time of 100ns; the thunderbolt energy of accumulative total is introduced to the earth nearby, guarantee be not the struck by lightning injury of energy of the protected equipment of rear class.When protection circuit breaks down, the fuse wire in the hot protection type piezo-resistance in relevant position can fuse, and makes the lightning protection component disengagement of damaged location and being connected of electrical network.So, the utlity model has the feature of high throughflow ability, low residual voltage, large operating current, can avoid outdoor LED lighting apparatus to be subject to ripple, surge pulse surge and overcurrent damage, guaranteed the useful life of outdoor LED lighting apparatus.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment.
In accompanying drawing, the corresponding name of Reference numeral is called: L, live wire; N, zero line; PE, ground wire; L1, the first inductance; L2, the second inductance; TMOV1, the first hot protection type piezo-resistance; TMOV2, the second hot protection type piezo-resistance; TMOV3, the 3rd hot protection type piezo-resistance, TMOV4, the 4th hot protection type piezo-resistance, TMOV5, the 5th hot protection type piezo-resistance; TMOV6, the 6th hot protection type piezo-resistance; TMOV7, the 7th hot protection type piezo-resistance, GDT1, the first gas discharge tube, GDT2, the second gas discharge tube.
Embodiment
Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, but execution mode of the present utility model is not limited to this.
Embodiment 1
As shown in Figure 1, a kind of communication lightning-protection module for LED lighting apparatus, comprise dry contact circuit, prime protection circuit, rear class protection circuit and decoupling circuit, wherein, the external power supply line of prime protection circuit is as input side, the external outdoor LED lighting apparatus of rear class protection circuit is as equipment side, and decoupling circuit is located between prime protection circuit and rear class protection circuit.Wherein, prime protection circuit is connected to the hot protection type piezo-resistance that live wire L is upper and the other end is connected with gas discharge tube and the hot protection type piezo-resistance that one end is connected to zero line N above and the other end is connected with gas discharge tube with gas discharge tube, one end that rear class protection circuit includes one end earth connection PE.In the present embodiment, in prime protection circuit, one end is connected to the hot protection type piezo-resistance that hot protection type piezo-resistance on live wire L and one end be connected on zero line N and is connected to same one end of gas discharge tube in prime protection circuit; at the gas discharge tube of prime protection circuit, not during conducting, hot protection type piezo-resistance and one end that in prime protection circuit, one end is connected on live wire L are connected to the hot protection type piezo-resistance series connection on zero line N.Hot protection type piezo-resistance and one end that in rear class protection circuit, one end is connected on live wire L are connected to same one end of gas discharge tube that the hot protection type piezo-resistance on zero line N is connected to rear class protection circuit; at the gas discharge tube of rear class protection circuit, not during conducting, hot protection type piezo-resistance and one end that in rear class protection circuit, one end is connected on live wire L are connected to the hot protection type piezo-resistance series connection on zero line N.
In the present embodiment, in prime protection circuit, the model of gas discharge tube is preferably PS6C600D3; in rear class protection circuit, the model of gas discharge tube is preferably R608XHA; in prime protection circuit, the model of hot protection type piezo-resistance is preferably KPD-JE385/15, and in rear class protection circuit, the model of hot protection type piezo-resistance is preferably TMOV20S621-IT.In prime protection circuit and rear class protection circuit, hot protection type piezo-resistance comprises piezo-resistance and the fuse wire being connected in series with piezo-resistance; fuse wire two ends in prime protection circuit are equipped with a thick joint and a thin joint; the thin joint of all fuse wires in dry contact circuit serial connection prime protection circuit, and then all fuse wires of hot protection type piezo-resistance in prime protection circuit are all serially connected on dry contact circuit.Two thick joints that are connected to the fuse wire of the hot protection type piezo-resistance on live wire L in prime protection circuit are connected with the piezo-resistance of the hot protection type piezo-resistance of gas discharge tube and this respectively, and two thick joints that are connected to the fuse wire of the hot protection type piezo-resistance on zero line N in prime protection circuit are connected with the piezo-resistance of this hot protection type piezo-resistance with zero line N respectively.During the present embodiment application, the termination at dry contact circuit two ends connects indication mechanism, sends warning when the present embodiment breaks down.
Embodiment 2
The present embodiment has been made following further restriction on the basis of embodiment 1: the decoupling circuit of the present embodiment comprises two inductance, be respectively the first inductance L 1 and the second inductance L 2, wherein, it is upper that the first inductance L 1 is connected on live wire L, and the second inductance L 2 is connected on zero line N.
Embodiment 3
The present embodiment has been made following further restriction on the basis of embodiment 1 or embodiment 2: the hot protection type piezo-resistance being connected in prime protection circuit in the present embodiment on live wire L is a plurality of with the quantity that is connected to the hot protection type piezo-resistance on zero line N.Wherein, the hot protection type piezo-resistance being connected in prime protection circuit on live wire L is identical with the quantity that is connected to the hot protection type piezo-resistance on zero line N; at the gas discharge tube of prime protection circuit not during conducting; in prime protection circuit, be connected to the hot protection type piezo-resistance being connected on zero line N of each hot protection type piezo-resistance series connection on live wire L, in prime protection circuit, many are in series with hot protection type piezo-resistance and a series arm parallel connection that is connected to the hot protection type piezo-resistance on zero line N being connected on live wire L.The hot protection type piezo-resistance being connected in prime protection circuit in the present embodiment on live wire L is all preferably 2 with the quantity that is connected to the hot protection type piezo-resistance on zero line N; wherein; two hot protection type piezo-resistances that are connected on live wire L are respectively the first hot protection type piezo-resistance TMOV1 and the second hot protection type piezo-resistance TMOV2, and two hot protection type piezo-resistances that are connected on zero line N are respectively the 3rd hot protection type piezo-resistance TMOV3 and the 4th hot protection type piezo-resistance TMOV4.In the present embodiment, in prime protection circuit and rear class protection circuit, the quantity of gas discharge tube is 1, wherein, gas discharge tube in prime protection circuit is the first gas discharge tube GDT1, and the gas discharge tube in rear class protection circuit is the second gas discharge tube GDT2.Hot protection type piezo-resistance, one end that in the present embodiment, in rear class protection circuit, one end is connected to live wire L above and the other end is connected with gas discharge tube is connected to zero line N quantity upper and the hot protection type piezo-resistance that the other end is connected with gas discharge tube and is 1, is respectively the 6th hot protection type piezo-resistance TMOV6 and the 7th hot protection type piezo-resistance TMOV7.The rear class protection circuit of the present embodiment also comprises the 5th hot protection type piezo-resistance TMOV5, and wherein, the 5th hot protection type piezo-resistance TMOV5 two ends are connected on live wire L and zero line N.
Above content is the further description of the utility model being done in conjunction with concrete preferred implementation, can not assert that embodiment of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, not departing from other execution modes that draw under the technical solution of the utility model, all should be included in protection range of the present utility model.

Claims (10)

1. for a communication lightning-protection module for LED lighting apparatus, it is characterized in that: comprise the prime protection circuit of dry contact circuit, input side, the rear class protection circuit of equipment side and be located at prime protection circuit and rear class protection circuit between decoupling circuit; Described prime protection circuit includes the hot protection type piezo-resistance that gas discharge tube, one end are connected on live wire and the other end is connected with gas discharge tube of one end earth connection and the hot protection type piezo-resistance that one end is connected on zero line and the other end is connected with gas discharge tube with rear class protection circuit; Described hot protection type piezo-resistance comprises piezo-resistance and the fuse wire being connected in series with piezo-resistance, and in prime protection circuit, the fuse wire of hot protection type piezo-resistance is serially connected on dry contact circuit.
2. a kind of communication lightning-protection module for LED lighting apparatus according to claim 1, is characterized in that: described decoupling circuit comprises two inductance, and two inductance are connected on respectively on live wire and zero line.
3. a kind of communication lightning-protection module for LED lighting apparatus according to claim 1, it is characterized in that: the fuse wire two ends in described prime protection circuit are equipped with a thick joint and a thin joint, the thin joint of all fuse wires in described dry contact circuit serial connection prime protection circuit, two thick joints that are connected to the fuse wire of the hot protection type piezo-resistance on live wire in prime protection circuit are connected with the piezo-resistance of the hot protection type piezo-resistance of gas discharge tube and this respectively, two thick joints that are connected to the fuse wire of the hot protection type piezo-resistance on zero line in prime protection circuit are connected with the piezo-resistance of the hot protection type piezo-resistance of zero line and this respectively.
4. a kind of communication lightning-protection module for LED lighting apparatus according to claim 1, is characterized in that: the hot protection type piezo-resistance being connected in described prime protection circuit on live wire is a plurality of with the quantity that is connected to the hot protection type piezo-resistance on zero line.
5. a kind of communication lightning-protection module for LED lighting apparatus according to claim 1, is characterized in that: the hot protection type piezo-resistance being connected in described prime protection circuit on live wire is identical with the quantity that is connected to the hot protection type piezo-resistance on zero line.
6. a kind of communication lightning-protection module for LED lighting apparatus according to claim 1, is characterized in that: the hot protection type piezo-resistance being connected in described prime protection circuit on live wire is 2 with the quantity that is connected to the hot protection type piezo-resistance on zero line.
7. a kind of communication lightning-protection module for LED lighting apparatus according to claim 1, is characterized in that: in described prime protection circuit and rear class protection circuit, the quantity of gas discharge tube is 1.
8. a kind of communication lightning-protection module for LED lighting apparatus according to claim 1, is characterized in that: described rear class protection circuit also comprises that two ends are connected to the hot protection type piezo-resistance on live wire and zero line.
9. according to a kind of communication lightning-protection module for LED lighting apparatus described in any one in claim 1~8; it is characterized in that: in described prime protection circuit, the model of hot protection type piezo-resistance is KPD-JE385/15, in rear class protection circuit, the model of hot protection type piezo-resistance is TMOV20S621-IT.
10. according to a kind of communication lightning-protection module for LED lighting apparatus described in any one in claim 1~8, it is characterized in that: in described prime protection circuit, the model of gas discharge tube is PS6C600D3, in described rear class protection circuit, the model of gas discharge tube is R608XHA.
CN201320748929.3U 2013-11-25 2013-11-25 Alternating-current lightning protection module for LED lighting equipment CN203562774U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320748929.3U CN203562774U (en) 2013-11-25 2013-11-25 Alternating-current lightning protection module for LED lighting equipment

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Application Number Priority Date Filing Date Title
CN201320748929.3U CN203562774U (en) 2013-11-25 2013-11-25 Alternating-current lightning protection module for LED lighting equipment

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104009456A (en) * 2014-05-21 2014-08-27 国网四川省电力公司成都市新都供电分公司 Lightning protection device for power transmission line monitoring system
CN104009455A (en) * 2014-05-21 2014-08-27 国网四川省电力公司成都市新都供电分公司 Electric transmission line monitoring system protecting device for lightning protection
CN104009460A (en) * 2014-05-21 2014-08-27 国网四川省电力公司成都市新都供电分公司 Lighting protection device for power transmission line monitoring system
CN106300649A (en) * 2016-10-28 2017-01-04 武汉长光科技有限公司 Communication equipment dual power supply automatic switch-over circuit device
CN106374759A (en) * 2016-10-19 2017-02-01 成都尚智恒达科技有限公司 Multiplexed output power supply with protection function

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104009456A (en) * 2014-05-21 2014-08-27 国网四川省电力公司成都市新都供电分公司 Lightning protection device for power transmission line monitoring system
CN104009455A (en) * 2014-05-21 2014-08-27 国网四川省电力公司成都市新都供电分公司 Electric transmission line monitoring system protecting device for lightning protection
CN104009460A (en) * 2014-05-21 2014-08-27 国网四川省电力公司成都市新都供电分公司 Lighting protection device for power transmission line monitoring system
CN106374759A (en) * 2016-10-19 2017-02-01 成都尚智恒达科技有限公司 Multiplexed output power supply with protection function
CN106300649A (en) * 2016-10-28 2017-01-04 武汉长光科技有限公司 Communication equipment dual power supply automatic switch-over circuit device

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140423

Termination date: 20171125

CF01 Termination of patent right due to non-payment of annual fee