CN206323222U - A kind of portable feeler electric power system - Google Patents
A kind of portable feeler electric power system Download PDFInfo
- Publication number
- CN206323222U CN206323222U CN201621440093.0U CN201621440093U CN206323222U CN 206323222 U CN206323222 U CN 206323222U CN 201621440093 U CN201621440093 U CN 201621440093U CN 206323222 U CN206323222 U CN 206323222U
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- voltage
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- commutation diode
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Abstract
The utility model discloses a kind of portable feeler electric power system, including power supply unit, power supply unit includes coupling element, rectifier bridge and DC power supplier DC, the iron core sleeve of coupling element is on power transmission cable, the induction electric energy of coupling coil after rectifier bridge rectification by supplying DC power supplier, DC power supplier exports constant direct current and provides working power for sensor, rectification module is using two voltage-stabiliser tube diodes, the output end voltage of rectifier bridge can effectively be controlled, energy storage pressure stabilizing original paper is used as using polar capacitor, circuit structure is simple, cable run need not be destroyed just being capable of the power taking from supply line, solving mobile sensor of the prior art needs frequently to change the trouble of dry cell.
Description
Technical field
The utility model is related to a kind of sensor, particularly a kind of mobile sensor of alternating electromotive force circuit.
Background technology
Multiple sensors are had been provided with current power circuit, these sensors are typically mounted at the certain bits such as power distribution room
Put, the demand sometimes according to system detectio or debugging etc. in the interlude of power circuit, it is necessary to set mobile sensor（Such as temperature
Spend sensor, current transformer, voltage transformer etc.）.Current sensor is exchanged typically using dry cell power supply or from 220V
Electric power power taking is depressured power supply module by rectification and powered, but does not have 220V friendships in phase three-wire three exchange 380V power cable lines
Stream electricity, may also be current by destroying cable insulation mode power taking, therefore in the interlude of alternating current 220V power cable line
Mobile sensor typically uses dry cell power supply, and the electricity of dry cell is limited, it is necessary to which often replacing, adds the difficulty of operation
With the burden of staff.
The content of the invention
In order to overcome the deficiencies in the prior art, the utility model, which provides one kind, need not destroy cable run, can be direct
From the portable feeler electric power system of power transmission cable power taking.
The utility model solves the technical scheme that its technical problem used：
A kind of portable feeler electric power system, including power supply unit, said supply unit include coupling element, whole
Flow bridge and DC power supplier DC；The rectifier bridge is by the commutation diode D1 being sequentially connected in series, voltage-regulator diode D3, the pole of voltage stabilizing two
Pipe D4 and commutation diode D2 is constituted, wherein, commutation diode D1 and commutation diode D2 node are an input, voltage stabilizing
Diode D3 and voltage-regulator diode D4 node are another input, the knot of the commutation diode D1 and voltage-regulator diode D3
Point is rectification output cathode, and the node of the voltage-regulator diode D4 and commutation diode D2 are rectification output negative pole；The coupling
Element includes iron core and the coupling coil L, the coupling coil L that are wrapped on the iron core one end connect described by electric capacity C1
Commutation diode D1 and commutation diode D2 node, another termination voltage-regulator diode D3 and voltage-regulator diode D4 knot
Point；Resistance R, polar capacitor C2 and DC Module DC, institute are parallel between the rectification output cathode and rectification output negative pole
DC Module DC output end is stated as the positive pole V+ of out-put supply, rectification output negative pole is institute as the negative pole V- of out-put supply
State sensor and working power is provided.
The beneficial effects of the utility model are：Iron core sleeve of the present utility model is on power transmission cable, the sense of coupling coil
Electric energy is answered to export constant direct current by supplying DC power supplier, DC power supplier after rectifier bridge rectification and carried for sensor
For working power, rectification module can effectively control the output end voltage of rectifier bridge, using pole using two voltage-stabiliser tube diodes
Property electric capacity is as energy storage pressure stabilizing original paper, and circuit structure is simple, it is not necessary to destroy cable run just can the power taking from supply line,
Solving mobile sensor of the prior art needs frequently to change the trouble of dry cell.
Brief description of the drawings
The utility model is further illustrated with reference to the accompanying drawings and examples.
Fig. 1 is circuit theory diagrams of the present utility model.
Embodiment
Reference picture 1, a kind of portable feeler electric power system, including power supply unit, said supply unit include coupling
Close element, rectifier bridge and DC power supplier DC；The rectifier bridge by be sequentially connected in series commutation diode D1, voltage-regulator diode
D3, voltage-regulator diode D4 and commutation diode D2 are constituted, wherein, commutation diode D1 and commutation diode D2 node are one
Input, voltage-regulator diode D3 and voltage-regulator diode D4 node are another input, the commutation diode D1 and voltage stabilizing
Diode D3 node is rectification output cathode, and the node of the voltage-regulator diode D4 and commutation diode D2 are negative for rectification output
Pole.The coupling element includes iron core and the coupling coil L being wrapped on the iron core, and one end of the coupling coil L passes through
Electric capacity C1 connects the commutation diode D1 and commutation diode D2 node, another termination voltage-regulator diode D3 and voltage stabilizing two
Pole pipe D4 node.Resistance R, polar capacitor C2 and direct current are parallel between the rectification output cathode and rectification output negative pole
Module DC, the DC Module DC output end are as the positive pole V+ of out-put supply, and rectification output negative pole is used as out-put supply
Negative pole V- provides working power for the sensor.
The iron core is made up of for the movable ring-type with opening or two semicircles, and closure is formed after suit cable
Magnetic circuit, the sensor for itself possessing coupling coil for current transformer, voltage transformer etc. directly can take from coupling coil
Electricity, for temperature sensor etc. do not possess coupling coil, it is necessary to extra increase iron core and coupling coil.Electric capacity C1 is step-down electricity
Hold, when the electric current for flowing through cable increases, the voltage on coupling coil L is consequently increased, when magnitude of voltage rises to the pole of voltage stabilizing two
When pipe D3 or voltage-regulator diode D4 limiting value, voltage-regulator diode D3 or voltage-regulator diode D4 conducting, make commutation diode D1 or
Commutation diode D2 ends, and rectifier bridge stops output, can effective control output end voltage.Polar capacitor C2 plays voltage stabilizing storage
Can effect, make DC Module DC input terminal voltage fluctuate it is smaller, DC Module DC be 7812 Voltage stabilizing modules, export it is constant
12V voltages provide working power for sensor C.
Claims (1)
1. a kind of portable feeler electric power system, including power supply unit, it is characterised in that said supply unit includes coupling
Close element, rectifier bridge and DC power supplier DC；The rectifier bridge by be sequentially connected in series commutation diode D1, voltage-regulator diode
D3, voltage-regulator diode D4 and commutation diode D2 are constituted, wherein, commutation diode D1 and commutation diode D2 node are one
Input, voltage-regulator diode D3 and voltage-regulator diode D4 node are another input, the commutation diode D1 and voltage stabilizing
Diode D3 node is rectification output cathode, and the node of the voltage-regulator diode D4 and commutation diode D2 are negative for rectification output
Pole；The coupling element includes iron core and the coupling coil L being wrapped on the iron core, and one end of the coupling coil L passes through
Electric capacity C1 connects the commutation diode D1 and commutation diode D2 node, another termination voltage-regulator diode D3 and voltage stabilizing two
Pole pipe D4 node；Resistance R, polar capacitor C2 and direct current are parallel between the rectification output cathode and rectification output negative pole
Module DC, the DC Module DC output end are as the positive pole V+ of out-put supply, and rectification output negative pole is used as out-put supply
Negative pole V- provides working power for the sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621440093.0U CN206323222U (en) | 2016-12-27 | 2016-12-27 | A kind of portable feeler electric power system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621440093.0U CN206323222U (en) | 2016-12-27 | 2016-12-27 | A kind of portable feeler electric power system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206323222U true CN206323222U (en) | 2017-07-11 |
Family
ID=59259084
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621440093.0U Expired - Fee Related CN206323222U (en) | 2016-12-27 | 2016-12-27 | A kind of portable feeler electric power system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206323222U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116722752A (en) * | 2023-08-04 | 2023-09-08 | 泉州艾奇科技有限公司 | Chopper step-down module and chopper step-down circuit |
| CN117955257A (en) * | 2024-03-26 | 2024-04-30 | 国网上海市电力公司 | Method and system for adaptively controlling electromagnetic induction energy taking of power transmission wire |
-
2016
- 2016-12-27 CN CN201621440093.0U patent/CN206323222U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116722752A (en) * | 2023-08-04 | 2023-09-08 | 泉州艾奇科技有限公司 | Chopper step-down module and chopper step-down circuit |
| CN116722752B (en) * | 2023-08-04 | 2023-10-03 | 泉州艾奇科技有限公司 | Chopper step-down module and chopper step-down circuit |
| CN117955257A (en) * | 2024-03-26 | 2024-04-30 | 国网上海市电力公司 | Method and system for adaptively controlling electromagnetic induction energy taking of power transmission wire |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170711 Termination date: 20211227 |