CN207339256U - A kind of outdoor signal controller lightning protection structure - Google Patents
A kind of outdoor signal controller lightning protection structure Download PDFInfo
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- CN207339256U CN207339256U CN201720774245.9U CN201720774245U CN207339256U CN 207339256 U CN207339256 U CN 207339256U CN 201720774245 U CN201720774245 U CN 201720774245U CN 207339256 U CN207339256 U CN 207339256U
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Abstract
The utility model provides a kind of outdoor signal controller lightning protection structure, its cost is low, can inhibit common-mode voltage caused by lightning surge caused by lightning surge intrusion and lightning induced voltage.It is in parallel with No. three discharge tubes after No.1 discharge tube and No. two discharge tube series connection, form electric discharge tube module, electric discharge tube module one end connection cathode, other end connection anode；No.1 resistance and No. two resistance series connection, form resistive module；No.1 voltage-stabiliser tube and No. two voltage-stabiliser tube series connection, form voltage stabilizing tube module；Resistive module and voltage-stabiliser tube wired in parallel；Voltage stabilizing tube module is connected with signal controller；Electric discharge tube module one end is connected by No.1 fuse with resistive module one end and voltage stabilizing tube module one end, and the other end is connected by No. two fuses with the resistive module other end and the voltage stabilizing tube module other end；The tie point of No.1 discharge tube and No. two discharge tubes, the tie point of No.1 resistance and No. two resistance, the tie point of No.1 voltage-stabiliser tube and No. two voltage-stabiliser tubes are connected with the ground wire of incoming power.
Description
Technical field
The utility model belongs to lightning protection field, and in particular to a kind of outdoor signal controller lightning protection structure.
Background technology
In urban construction, unavoidably can some such as charging pile, LED street lamp, distributed board outdoor power equipments as open air,
The invasion of lightning wave is subject to, especially for the signal controller of these outdoor power equipments, due to its withstanding voltage very
It is low（It is generally only tens volts）, the induced voltage that thunder and lightning produces is even much lower than, if lacking effective lightning Protection Design, it is easy to
Destroyed by thunder and lightning, so as to cause equipment fault.Therefore studying a kind of outdoor signal controller lightning protection device has certain practicality
Value.
Utility model content
The purpose of the utility model is to overcome above-mentioned deficiency existing in the prior art, and a kind of structure design is provided and is closed
The outdoor signal controller lightning protection structure of reason, its cost is low, can inhibit lightning surge caused by lightning surge intrusion and thunder and lightning sense
Answer common-mode voltage caused by voltage.
The technical scheme in the invention for solving the above technical problem is：A kind of outdoor signal controller lightning protection structure,
Include the cathode and anode of signal controller, and incoming power, it is characterised in that：Further include No.1 discharge tube, No. two discharge tubes,
No.1 fuse, No. two fuses, No.1 resistance, No. two resistance, No.1 voltage-stabiliser tube and No. two voltage-stabiliser tubes；No.1 discharge tube and two
It is in parallel with No. three discharge tubes after the series connection of number discharge tube, electric discharge tube module is formed, electric discharge tube module one end connection incoming power is just
Pole, the other end connect the anode of incoming power；No.1 resistance and No. two resistance series connection, form resistive module；No.1 voltage-stabiliser tube and
No. two voltage-stabiliser tube series connection, form voltage stabilizing tube module；Resistive module and voltage-stabiliser tube wired in parallel；Voltage stabilizing tube module and signal controller
Connection；Electric discharge tube module one end is connected by No.1 fuse with resistive module one end and voltage stabilizing tube module one end, and discharge pipe die
The block other end is connected by No. two fuses with the resistive module other end and the voltage stabilizing tube module other end；No.1 discharge tube and No. two
The tie point of discharge tube, the tie point of No.1 resistance and No. two resistance, No.1 voltage-stabiliser tube and No. two voltage-stabiliser tubes tie point with
The ground wire connection of incoming power.
Preferably, No.1 fuse described in the utility model and No. two fuses are resettable fuse.
Preferably, No.1 voltage-stabiliser tube described in the utility model and No. two voltage-stabiliser tubes are bi-directional voltage stabilizing pipe.
The utility model compared with prior art, has the following advantages and effect：The utility model has three-level protective：The
First class of protection is electric discharge tube module, no matter ensureing that lightning wave is invaded from the cathode, anode or ground wire of incoming power, more than 120V
Lightning wave can release and can release；Second level protection is Dual-fuse combination, when lightning current exceedes fuse
It will block during upper limit value 320mA, can be automatically replied again when being reduced to lower limit 160mA；The protection of 3rd pole is voltage stabilizing tube module,
Can be Overvoltage suppressing caused by lightning wave within 6V.It can effectively suppress lightning stroke to signal controller by above-mentioned three-level protective
Harm, can inhibit common-mode voltage caused by lightning surge caused by lightning surge intrusion and lightning induced voltage.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model embodiment.
Embodiment
Below in conjunction with the accompanying drawings and the utility model is described in further detail by embodiment, and following embodiments are pair
The explanation of the utility model and the utility model is not limited to following embodiments.
It is in parallel with No. three discharge tubes 5 after No.1 discharge tube 3 and No. two series connection of discharge tubes 4 referring to Fig. 1, form common mode connection
The electric discharge tube module coordinated with differential mode connection, the cathode 1 of electric discharge tube module one end connection incoming power, other end connection inlet wire electricity
The anode 2 in source.
No.1 resistance 8 and No. two resistance 9 are connected, and form resistive module.
No.1 voltage-stabiliser tube 10 and No. two voltage-stabiliser tubes 11 are connected, and form voltage stabilizing tube module.Resistive module and voltage stabilizing tube module are simultaneously
It is identical to ensure that two voltage-stabiliser tubes bear maximum lightning wave by electric resistance partial pressure for connection, voltage-stabiliser tube.
Voltage stabilizing tube module is connected with signal controller 12.
Electric discharge tube module one end is connected by No.1 fuse 6 with resistive module one end and voltage stabilizing tube module one end, is discharged
The tube module other end is connected by No. two fuses 7 with the resistive module other end and the voltage stabilizing tube module other end.
The tie point of No.1 discharge tube 3 and No. two discharge tubes 4, the tie point of No.1 resistance 8 and No. two resistance 9, No.1 are steady
Ground wire of the tie point of pressure pipe 10 and No. two voltage-stabiliser tubes 11 with incoming power is connected.
No.1 fuse 6 and No. two fuses 7 are resettable fuse.
No.1 voltage-stabiliser tube 10 and No. two voltage-stabiliser tubes 11 are bi-directional voltage stabilizing pipe.
The first order protection of circuit is electric discharge tube module, no matter ensureing that lightning wave is gone back from cathode 1, the anode 2 of incoming power
It is ground wire invasion, the lightning wave more than 120V can release and can release；The second level protection of circuit is dual fail-safe
Silk combination, will block when lightning current exceedes fuse upper limit value 320mA, can be returned automatically again when being reduced to lower limit 160mA
It is multiple；The protection of 3rd pole is voltage stabilizing tube module, can be Overvoltage suppressing caused by lightning wave within 6V.By above-mentioned three-level protective
Lightning stroke can effectively be suppressed to endanger signal controller.
Furthermore, it is necessary to illustrate, the specific embodiment described in this specification, the shape of its parts and components, be named
Title etc. can be different, and the above content described in this specification is only to the utility model structure example explanation.
The equivalence changes or simple change that all construction, feature and principles according to described in the utility model patent concept are done, are wrapped
Include in the protection domain of the utility model patent.Those skilled in the art of the present invention can be to described
Specific embodiment does various modifications or additions or substitutes in a similar way, without departing from the knot of the utility model
Structure surmounts scope defined in the claims, all should belong to the protection range of the utility model.
Claims (3)
1. a kind of outdoor signal controller lightning protection structure, including signal controller, and the cathode and anode of incoming power, its feature
It is：Further include No.1 discharge tube, No. two discharge tubes, No.1 fuse, No. two fuses, No.1 resistance, No. two resistance, No.1s
Voltage-stabiliser tube and No. two voltage-stabiliser tubes；It is in parallel with No. three discharge tubes after No.1 discharge tube and No. two discharge tube series connection, form electric discharge pipe die
Block, the cathode of electric discharge tube module one end connection incoming power, the other end connect the anode of incoming power；No.1 resistance and No. two electricity
Resistance series connection, forms resistive module；No.1 voltage-stabiliser tube and No. two voltage-stabiliser tube series connection, form voltage stabilizing tube module；Resistive module and voltage stabilizing
Tube module is in parallel；Voltage stabilizing tube module is connected with signal controller；Electric discharge tube module one end passes through No.1 fuse and resistive module
One end is connected with voltage stabilizing tube module one end, and the electric discharge tube module other end passes through No. two fuses and the resistive module other end and voltage stabilizing
The tube module other end connects；The tie point of No.1 discharge tube and No. two discharge tubes, the tie point of No.1 resistance and No. two resistance, one
The tie point of number voltage-stabiliser tube and No. two voltage-stabiliser tubes is connected with the ground wire of incoming power.
2. outdoor signal controller lightning protection structure according to claim 1, it is characterised in that：The No.1 fuse and
No. two fuses are resettable fuse.
3. outdoor signal controller lightning protection structure according to claim 1, it is characterised in that：The No.1 voltage-stabiliser tube and
No. two voltage-stabiliser tubes are bi-directional voltage stabilizing pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720774245.9U CN207339256U (en) | 2017-06-29 | 2017-06-29 | A kind of outdoor signal controller lightning protection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720774245.9U CN207339256U (en) | 2017-06-29 | 2017-06-29 | A kind of outdoor signal controller lightning protection structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207339256U true CN207339256U (en) | 2018-05-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720774245.9U Active CN207339256U (en) | 2017-06-29 | 2017-06-29 | A kind of outdoor signal controller lightning protection structure |
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| CN (1) | CN207339256U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110299703A (en) * | 2019-07-29 | 2019-10-01 | 南京市特种设备安全监督检验研究院 | A kind of lightning surge protection circuit of elevator door-motor |
-
2017
- 2017-06-29 CN CN201720774245.9U patent/CN207339256U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110299703A (en) * | 2019-07-29 | 2019-10-01 | 南京市特种设备安全监督检验研究院 | A kind of lightning surge protection circuit of elevator door-motor |
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