CN207353818U - A kind of lightning protection device state indicator module - Google Patents
A kind of lightning protection device state indicator module Download PDFInfo
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- CN207353818U CN207353818U CN201721457860.3U CN201721457860U CN207353818U CN 207353818 U CN207353818 U CN 207353818U CN 201721457860 U CN201721457860 U CN 201721457860U CN 207353818 U CN207353818 U CN 207353818U
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Abstract
The utility model discloses a kind of lightning protection device state indicator module, including interface SIP5, diode D1~D2, resistance R1~R6, triode Q1, photoelectrical coupler U1, grounded signal lamp LED1, normal indicator light LED2, malfunction indicator lamp LED3.It can realize and the normal operating conditions, malfunction and ground state of lightning-protected product are indicated with the LED of different colours, user can understand whether lightning protection circuit is in effective state in time by observing the color of LED, so as to avoid security risk.
Description
Technical field
This practicality is related to electronic field, more particularly to a kind of lightning protection device state indicator module.
Background technology
In the design of existing lightning-protected product, Thermal Cutoffs, Zinc-oxide piezoresistor are generally comprised（MOV）And gas
Discharge tube（GDT）, wherein main lightning protection component is Zinc-oxide piezoresistor（MOV）, when by long-time service or after lightning stroke
Zinc-oxide piezoresistor（MOV）It can generate heat after there is deterioration, be that Thermal Cutoffs can be blown when temperature is increased to certain temperature,
So that lightning protection device departs from the lightning protection event resolves for by protection circuit, also leading to circuit.Such lightning protection circuit and by protection electricity
Road is is connected in parallel, and since above-mentioned lightning-protected product does not have state instruction, this is resulted in after lightning protection circuit fails, although will not shadow
Sound is worked normally by protection circuit, but clearly instruction is not made to the state of lightning protection device yet and is alarmed, and user is just not yet
Whether still in action lightning protection circuit can be recognized in time, this there is very big security risk.Also there is product to lightning protection
The failure state of device indicate, but its indicating circuit has the instruction incomplete defect of function.
Utility model content
The technical problems to be solved in the utility model is according to above-mentioned the deficiencies in the prior art, there is provided a kind of lightning protection device state
Indicating module
The technical solution of the utility model is as follows：
A kind of lightning protection device state indicator module, including interface SIP5, diode D1~D2, resistance R1~R6, triode Q1,
Photoelectrical coupler U1, grounded signal lamp LED1, normal indicator light LED2 and malfunction indicator lamp LED3；The anode of diode D1 leads to
Cross interface SIP5 to be connected with firewire L, the cathode of diode D1 leads to after being sequentially connected in series resistance R5, resistance R6 and malfunction indicator lamp LED3
Interface SIP5 is crossed to be connected with zero curve N, the anode of diode D2 is connected by interface SIP5 with firewire L1, the cathode of diode D2 according to
The tie point ground connection of the base stage of secondary series resistor R1 and resistance R2 to triode Q1, resistance R1 and resistance R2, the collection of triode Q1
Electrode is connected by resistance R3 with the cathode of diode D2, the emitter of triode Q1 respectively with resistance R4 and grounded signal lamp
The anode connection of LED1, the anode of the photophore of photoelectrical coupler U1 are connected with the collector of triode Q1, photoelectrical coupler U1
The cathode of photophore be connected with the anode of normal indicator light LED2, the cathode of normal indicator light LED2 respectively with grounded signal lamp
The cathode of LED1 and the other end of resistance R4 are connected and are connected by interface SIP5 with zero curve N1, the light-receiving device of photoelectrical coupler U1
Collector be connected with the tie point of resistance R5 and resistance R6, the emitter and malfunction indicator lamp of the light-receiving device of photoelectrical coupler U1
The cathode connection of LED3.
Wherein, further include resistance R7, resistance R7 be connected to the light-receiving device of photoelectrical coupler U1 collector and emitter it
Between.
Wherein, grounded signal lamp LED1 is Yellow luminous pipe, and normal indicator light LED2 is green luminotron, malfunction indicator lamp
LED3 is red luminotron.
A kind of lightning protection circuit for quoting above-mentioned lightning protection device state indicator module, including fuse F1~F2, varistor VR1
~VR2 and gas-discharge tube GDT；The other end of fuse F1 connections firewire L, fuse F1 connect firewire L1 and pressure-sensitive respectively
The other end of resistance VR1, fuse F2 connection zero curve N, fuse F2 connect zero curve N1 and varistor VR2, pressure-sensitive electricity respectively
The other end of resistance VR1 is connected with the other end of varistor VR2 and is grounded by gas-discharge tube GDT.
Compared with prior art, the utility model has the advantages that：A kind of lightning protection device state of the utility model refers to
Show module can realize the LED of the normal operating conditions to lightning-protected product, malfunction and ground state different colours into
Row instruction, user can understand whether lightning protection circuit is in effective state in time by observing the color of LED, so as to avoid
Security risk.The utility model integrates three kinds of state instructions of lightning-protected product, is fabricated to a new function module,
The module can both be mounted on lightning-protected product and use, and can also utilize its versatility, directly provide function module to other similar
Product uses.
Brief description of the drawings
Fig. 1 is a kind of circuit diagram of lightning protection device state indicator module of the utility model.
Fig. 2 is a kind of lightning protection circuit of the utility model embodiment.
Embodiment
It is new to this practicality below in conjunction with attached drawing to make the purpose of this utility model, technical solution and advantage clearer
Type is described in further detail.
As depicted in figs. 1 and 2, a kind of lightning protection device state indicator module of embodiment 1 provided by the utility model, including interface
SIP5, diode D1~D2, resistance R1~R6, triode Q1, photoelectrical coupler U1, grounded signal lamp LED1, normal indicator light
LED2 and malfunction indicator lamp LED3；The anode of diode D1 is connected by interface SIP5 with firewire L, the cathode of diode D1 according to
It is connected after secondary series resistor R5, resistance R6 and malfunction indicator lamp LED3 by interface SIP5 with zero curve N, the anode of diode D2 leads to
Interface SIP5 to be crossed to be connected with firewire L1, the cathode of diode D2 is sequentially connected in series the base stage of resistance R1 and resistance R2 to triode Q1,
The tie point of resistance R1 and resistance R2 are grounded, and the collector of triode Q1 is connected by resistance R3 with the cathode of diode D2, and three
Anode of the emitter of pole pipe Q1 respectively with resistance R4 and grounded signal lamp LED1 is connected, the sun of the photophore of photoelectrical coupler U1
Pole is connected with the collector of triode Q1, and the cathode of the photophore of photoelectrical coupler U1 and the anode of normal indicator light LED2 connect
Connect, the cathode of normal indicator light LED2 is connected and by connecing with the cathode of grounded signal lamp LED1 and the other end of resistance R4 respectively
Mouth SIP5 is connected with zero curve N1, and the collector of the light-receiving device of photoelectrical coupler U1 is connected with the tie point of resistance R5 and resistance R6,
The emitter of the light-receiving device of photoelectrical coupler U1 is connected with the cathode of malfunction indicator lamp LED3, and resistance R7 is connected to photoelectrical coupler
Between the collector and emitter of the light-receiving device of U1.Wherein, grounded signal lamp LED1 is Yellow luminous pipe, normal indicator light LED2
For green luminotron, malfunction indicator lamp LED3 is red luminotron.
2 a kind of lightning protection circuit of embodiment on the basis of a kind of above-mentioned lightning protection device state indicator module, including fuse F1
~F2, varistor VR1~VR2 and gas-discharge tube GDT；The other end difference of fuse F1 connections firewire L, fuse F1
Firewire L1 and varistor VR1 is connected, the other end of fuse F2 connections zero curve N, fuse F2 connect zero curve N1 and pressure respectively
The other end of quick resistance VR2, varistor VR1 are connected with the other end of varistor VR2 and are grounded by gas-discharge tube GDT
（The other end of varistor VR1 is connected with the other end and gas-discharge tube GDT of varistor VR2 respectively, gas-discharge tube
The other end ground connection of GDT.
The operation principle of the utility model is：In the case of by protection circuit normal power-up, when lightning protection circuit does not connect
During ground, the base voltage of triode Q1 will raise, and turn on triode Q1, and grounded signal lamp LED1, that is, Yellow luminous pipe, which is powered, to be sent out
Light, when being grounded normal, triode Q1 is disconnected, and grounded signal lamp LED1, that is, Yellow luminous pipe extinguishes, while the collection of triode Q1
Electrode voltage raises, and normal indication LED 2 is that green luminotron is lighted.After varistor VR1 failures, temperature will be caused
Fuse F1 is blown, and at this moment normal indication LED 2 is that green luminotron will extinguish, while will make failure by photoelectrical coupler U1
The voltage at indicator light LED3, that is, red luminotron both ends is increased to conducting voltage, so as to be red hair by malfunction indicator lamp LED3
Light pipe is lighted.
Its actual effect is：When imperfect earth, Yellow luminous pipe and red luminotron will be lit；When working properly
When, green luminotron will be lit；When ground connection is good, but lightning protection is failed, red luminotron will be lit.So as to real well
Three kinds of state instructions of lightning protection device are showed.
Above disclosed is only the utility model preferred embodiment, cannot limit the utility model with this certainly
Interest field, therefore equivalent variations made according to the utility model claims still belong to the scope that the utility model is covered.
Claims (4)
- A kind of 1. lightning protection device state indicator module, it is characterised in that including interface SIP5, diode D1~D2, resistance R1~R7, Triode Q1, photoelectrical coupler U1, grounded signal lamp LED1, normal indicator light LED2 and malfunction indicator lamp LED3；Diode The anode of D1 is connected by interface SIP5 with firewire L, and the cathode of diode D1 is sequentially connected in series resistance R5, resistance R6 and indicating fault It is connected after lamp LED3 by interface SIP5 with zero curve N, the anode of diode D2 is connected by interface SIP5 with firewire L1, diode The cathode of D2 is sequentially connected in series the base stage of resistance R1 and resistance R2 to triode Q1, the tie point ground connection of resistance R1 and resistance R2, and three The collector of pole pipe Q1 is connected by resistance R3 with the cathode of diode D2, and the emitter of triode Q1 is respectively with resistance R4 and connecing The anode connection of ground indicator light LED1, the anode of the photophore of photoelectrical coupler U1 are connected with the collector of triode Q1, photoelectricity The cathode of the photophore of coupler U1 is connected with the anode of normal indicator light LED2, and the cathode of normal indicator light LED2 is respectively with connecing The cathode of ground indicator light LED1 and the other end of resistance R4 are connected and are connected by interface SIP5 with zero curve N1, photoelectrical coupler U1 The collector of light-receiving device be connected with the tie point of resistance R5 and resistance R6, the emitter of the light-receiving device of photoelectrical coupler U1 with therefore Hinder the cathode connection of indicator light LED3.
- A kind of 2. lightning protection device state indicator module according to claim 1, it is characterised in that：Further include resistance R7, resistance R7 is connected between the collector and emitter of the light-receiving device of photoelectrical coupler U1.
- A kind of 3. lightning protection device state indicator module according to claim 1, it is characterised in that：Grounded signal lamp LED1 is Huang Color luminous tube, normal indicator light LED2 are green luminotron, and malfunction indicator lamp LED3 is red luminotron.
- 4. a kind of lightning protection circuit for quoting a kind of any lightning protection device state indicator modules of claim 1-3, its feature exist In：Including fuse F1~F2, varistor VR1~VR2 and gas-discharge tube GDT；Fuse F1 connection firewire L, insurance The other end of silk F1 connects firewire L1 and varistor VR1, the other end point of fuse F2 connections zero curve N, fuse F2 respectively Not Lian Jie zero curve N1 and varistor VR2, the other end of varistor VR1 is connected and passes through with the other end of varistor VR2 Gas-discharge tube GDT is grounded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721457860.3U CN207353818U (en) | 2017-11-06 | 2017-11-06 | A kind of lightning protection device state indicator module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721457860.3U CN207353818U (en) | 2017-11-06 | 2017-11-06 | A kind of lightning protection device state indicator module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207353818U true CN207353818U (en) | 2018-05-11 |
Family
ID=62354442
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721457860.3U Active CN207353818U (en) | 2017-11-06 | 2017-11-06 | A kind of lightning protection device state indicator module |
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| CN (1) | CN207353818U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110426591A (en) * | 2019-07-24 | 2019-11-08 | 王炎 | A kind of high-tension fuse switching detection device |
-
2017
- 2017-11-06 CN CN201721457860.3U patent/CN207353818U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110426591A (en) * | 2019-07-24 | 2019-11-08 | 王炎 | A kind of high-tension fuse switching detection device |
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