CN109936192A - A kind of circuit structure powered to detector for electric fire protection - Google Patents
A kind of circuit structure powered to detector for electric fire protection Download PDFInfo
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- CN109936192A CN109936192A CN201910232329.3A CN201910232329A CN109936192A CN 109936192 A CN109936192 A CN 109936192A CN 201910232329 A CN201910232329 A CN 201910232329A CN 109936192 A CN109936192 A CN 109936192A
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- 230000006698 induction Effects 0.000 claims abstract description 22
- 238000004146 energy storage Methods 0.000 claims abstract description 21
- 238000012544 monitoring process Methods 0.000 claims abstract description 7
- 206010003402 Arthropod sting Diseases 0.000 claims abstract description 6
- 239000003990 capacitor Substances 0.000 claims description 17
- 239000003381 stabilizer Substances 0.000 claims description 9
- 230000005611 electricity Effects 0.000 claims description 8
- 230000001012 protector Effects 0.000 claims description 6
- 238000005868 electrolysis reaction Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 13
- 206010014357 Electric shock Diseases 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
A kind of circuit structure powered to detector for electric fire protection of the present invention, including induction power-supply circuit, rectification circuit, voltage regulator circuit, electrical energy storage circuit, detector for electric fire protection.The input terminal of induction power-supply circuit is socketed on monitoring electric wire, the connection of the input terminal of its output end and rectification circuit, the input terminal of voltage regulator circuit and the output end of rectification circuit connect, the input terminal of electrical energy storage circuit and the output end of voltage regulator circuit connect, and the feeder ear of detector for electric fire protection and the output end of electrical energy storage circuit connect.Induction power-supply circuit is that open stich mode accesses monitored route.Incude power-supply circuit and obtain electric energy from the load current induction in subscribers' line, and works asynchronously with load current.This programme in-site installation is convenient, easy to use non-maintaining, at low cost, safe and reliable, is widely used in the power supply of integrated detector for electric fire protection.
Description
Technical field
The present invention relates to detector for electric fire protection fields, more particularly to one kind, and detector for electric fire protection to be given to power
Circuit structure.
Background technique
As urban and rural power grids construction is advanced by leaps and bounds, electric line is criss-cross, substantially eliminates the village Wu electricity and without electricity
Family.As people's lives level is continuously improved, power load is also constantly riseing, and supplies electricity to state and society and brings prosperity,
Happiness is brought to people's life.But the following safe operation of electric network hidden danger is also continuously emerging, in distribution wire road transport
In row failure, because transmission line of electricity overload, wiring circuit contact are bad, electrical fire caused by short circuit etc. occupies height, brings serious wealth
It produces and loses who life security.
Detector for electric fire protection power supply mode in market is all that 220V friendship is directly picked up from electronic box or route at present
Galvanic electricity has the following deficiencies:
(1) some need breaks user's power supply when installing, if not powering off hot line job has very big electric shock risk.
(2) it installs and repairs more troublesome, installation cost is also bigger.
Above-mentioned scarce in order to overcome, we have invented a kind of circuit structures powered to detector for electric fire protection.
Summary of the invention
Goal of the invention of the invention is to solve some need when the installation of existing detector for electric fire protection power supply mode
User's power supply is broken, if not powering off hot line job has very big electric shock risk, installation and repair more troublesome, installation cost
Bigger problem.Its specific solution is as follows:
A kind of circuit structure powered to detector for electric fire protection, including induction power-supply circuit, rectification circuit, pressure stabilizing
Circuit, electrical energy storage circuit, detector for electric fire protection.
The input terminal of the induction power-supply circuit is socketed on monitoring electric wire, the input of output end and the rectification circuit
End connection, the input terminal of the voltage regulator circuit are connect with the output end of the rectification circuit, the input of the electrical energy storage circuit
End is connect with the output end of the voltage regulator circuit, the feeder ear of the detector for electric fire protection and the electrical energy storage circuit
Output end connection.
Further, the induction power-supply circuit includes at least current transformer T1, and primary is socketed on monitoring electric wire fire
On line, one end of secondary one end connection switch S1, the other end connects the one end resistance R2, and the other end of switch S1 connects resistance R1
The other end of one end and the one end protector F1, resistance R1 and resistance R2 are grounded simultaneously.
Further, the rectification circuit includes at least rectifier bridge B1, the first input end 1 and protector F1 of rectifier bridge B1
Other end connection, the second input terminal 2 of rectifier bridge B1 are connect with the connecting pin of T1 grade of resistance R2 and current transformer, rectifier bridge
The second output terminal 4 of B1 is grounded.
Further, the voltage regulator circuit includes at least electrolysis E1, capacitor C1 and voltage-stabiliser tube Z1, is electrolysed the anode and electricity of E1
Hold the cathode connection of the one end C1 and voltage-stabiliser tube Z1, while being connect with the first output end 3 of rectifier bridge B1, and as VCC feeder ear,
The cathode for being electrolysed E1 is connect with the anode of the capacitor C1 other end and voltage-stabiliser tube Z1, is grounded simultaneously.
Further, the electrical energy storage circuit includes multiple large bulk capacitance E2, E3 to En being connected in parallel with each other, greatly
The anode connection VCC feeder ear of capacity, the cathode ground connection of large bulk capacitance.
Further, the large bulk capacitance is super capacitor.
Further, the induction power-supply circuit is that open stich mode accesses monitored route, is installed simple and fast.
Further, it is described induction power-supply circuit from subscribers' line load current induction obtain electric energy, and with load
Current synchronization work.
Further, the extra electric energy when load current in the electrical energy storage circuit storage subscribers' line is big.
In conclusion being had the advantages that using technical solution of the present invention
Some need breaks user's power supply when this programme solves the installation of existing detector for electric fire protection power supply mode,
There are very big electric shock risk, installation and maintenance more troublesome if not powering off hot line job, installation cost also bigger problem.
Induction power-supply circuit is that open stich mode accesses monitored route, is installed simple and fast.Electrical energy storage circuit can store user
Extra electric energy when load current in route is big.This programme in-site installation is convenient, easy to use non-maintaining, at low cost, safe
Reliably, it is widely used in the power supply of integrated detector for electric fire protection.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below by institute in the description to the embodiment of the present invention
Attached drawing to be used is needed to be briefly described.It should be evident that the accompanying drawings in the following description is only that a part of the invention is real
Example is applied, for those of ordinary skill in the art, without any creative labor, additionally it is possible to attached according to these
Figure obtains other attached drawings.
Fig. 1 is a kind of circuit structure diagram powered to detector for electric fire protection of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description.Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
As shown in Figure 1, a kind of circuit structure powered to detector for electric fire protection, including induction power-supply circuit 1, whole
Current circuit 2, voltage regulator circuit 3, electrical energy storage circuit 4, detector for electric fire protection 5.
The input terminal of induction power-supply circuit 1 is socketed on monitoring electric wire, and the input terminal of output end and rectification circuit 2 connects
It connects, the input terminal of voltage regulator circuit 3 is connect with the output end of rectification circuit 2, the input terminal and voltage regulator circuit 3 of electrical energy storage circuit 4
Output end connection, the feeder ear of detector for electric fire protection 5 connect with the output end of electrical energy storage circuit 4.
Further, induction power-supply circuit 1 includes at least current transformer T1, and primary is socketed on monitoring electric wire firewire
On, one end of secondary one end connection switch S1, the other end connects the one end resistance R2, and the other end of switch S1 connects resistance R1 mono-
The other end of end and the one end protector F1, resistance R1 and resistance R2 are grounded simultaneously.
Further, rectification circuit 2 includes at least rectifier bridge B1, and the first input end 1 and protector F1 of rectifier bridge B1 is another
One end connection, the second input terminal 2 of rectifier bridge B1 are connect with the connecting pin of T1 grade of resistance R2 and current transformer, rectifier bridge B1
Second output terminal 4 be grounded.
Further, voltage regulator circuit 3 includes at least electrolysis E1, capacitor C1 and voltage-stabiliser tube Z1, is electrolysed the anode and capacitor of E1
The connection of the cathode of the one end C1 and voltage-stabiliser tube Z1, while being connect with the first output end 3 of rectifier bridge B1, and as VCC feeder ear, electricity
The cathode for solving E1 is connect with the anode of the capacitor C1 other end and voltage-stabiliser tube Z1, is grounded simultaneously.
Optionally, electrical energy storage circuit 4 includes multiple large bulk capacitance E2, E3 being connected in parallel with each other to En, large capacity
The anode connection VCC feeder ear of capacitor, the cathode ground connection of large bulk capacitance.
Optionally, large bulk capacitance is super capacitor (super capacitor also known as electrochemical capacitor, double layer capacitor, gold
Capacitor, farad capacitor are a kind of electrochemical elements by polarized electrolytic matter come energy storage).
Specifically, induction power-supply circuit 1 is that open stich mode accesses monitored route, is installed simple and fast.Induction takes
Circuit 1 obtains electric energy from the load current induction in subscribers' line, and works asynchronously with load current.Electrical energy storage circuit 4
Extra electric energy when load current in storage subscribers' line is big.
In conclusion being had the advantages that using technical solution of the present invention
Some need breaks user's power supply when this programme solves the installation of existing detector for electric fire protection power supply mode,
There are very big electric shock risk, installation and maintenance more troublesome if not powering off hot line job, installation cost also bigger problem.
Induction power-supply circuit 1 is that open stich mode accesses monitored route, is installed simple and fast.Electrical energy storage circuit 4 can store use
Extra electric energy when load current in the route of family is big.This programme in-site installation is convenient, non-maintaining, at low cost, peace easy to use
It is complete reliable, it is widely used in the power supply of integrated detector for electric fire protection.
Embodiments described above does not constitute the restriction to the technical solution protection scope.It is any in above-mentioned implementation
Made modifications, equivalent substitutions and improvements etc., should be included in the protection model of the technical solution within the spirit and principle of mode
Within enclosing.
Claims (9)
1. a kind of circuit structure powered to detector for electric fire protection, it is characterised in that: including induction power-supply circuit, rectification
Circuit, voltage regulator circuit, electrical energy storage circuit, detector for electric fire protection；
The input terminal of the induction power-supply circuit is socketed on monitoring electric wire, and the input terminal of output end and the rectification circuit connects
Connect, the input terminal of the voltage regulator circuit is connect with the output end of the rectification circuit, the input terminal of the electrical energy storage circuit with
The output end of the voltage regulator circuit connects, and the feeder ear of the detector for electric fire protection is defeated with the electrical energy storage circuit
Outlet connection.
2. a kind of circuit structure powered to detector for electric fire protection according to claim 1, it is characterised in that: described
Incude power-supply circuit and include at least current transformer T1, primary is socketed on monitoring electric wire firewire, and secondary one end connection is opened
One end of S1 is closed, the other end connects the one end resistance R2, other end connection one end resistance R1 of switch S1 and the one end protector F1, electricity
The other end of resistance R1 and resistance R2 is grounded simultaneously.
3. a kind of circuit structure powered to detector for electric fire protection according to claim 2, it is characterised in that: described
Rectification circuit includes at least rectifier bridge B1, and the first input end 1 of rectifier bridge B1 is connect with the protector F1 other end, rectifier bridge B1's
Second input terminal 2 is connect with the connecting pin of T1 grade of resistance R2 and current transformer, and the second output terminal 4 of rectifier bridge B1 is grounded.
4. a kind of circuit structure powered to detector for electric fire protection according to claim 3, it is characterised in that: described
Voltage regulator circuit includes at least electrolysis E1, capacitor C1 and voltage-stabiliser tube Z1, is electrolysed the anode of E1 and the one end capacitor C1 and voltage-stabiliser tube Z1
Cathode connection, while being connect with the first output end 3 of rectifier bridge B1, and as VCC feeder ear, be electrolysed the cathode and capacitor C1 of E1
The anode connection of the other end and voltage-stabiliser tube Z1, is grounded simultaneously.
5. a kind of circuit structure powered to detector for electric fire protection according to claim 4, it is characterised in that: described
Electrical energy storage circuit includes multiple large bulk capacitance E2, E3 to En being connected in parallel with each other, the anode connection VCC of large bulk capacitance
Feeder ear, the cathode ground connection of large bulk capacitance.
6. a kind of circuit structure powered to detector for electric fire protection according to claim 5, it is characterised in that: described
Large bulk capacitance is super capacitor.
7. a kind of circuit structure powered to detector for electric fire protection according to claim 1, it is characterised in that: described
Induction power-supply circuit is that open stich mode accesses monitored route, is installed simple and fast.
8. a kind of circuit structure powered to detector for electric fire protection according to claim 1, it is characterised in that: described
Incude power-supply circuit and obtain electric energy from the load current induction in subscribers' line, and works asynchronously with load current.
9. a kind of circuit structure powered to detector for electric fire protection according to claim 1, it is characterised in that: described
Extra electric energy when load current in electrical energy storage circuit storage subscribers' line is big.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910232329.3A CN109936192A (en) | 2019-03-26 | 2019-03-26 | A kind of circuit structure powered to detector for electric fire protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910232329.3A CN109936192A (en) | 2019-03-26 | 2019-03-26 | A kind of circuit structure powered to detector for electric fire protection |
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| Publication Number | Publication Date |
|---|---|
| CN109936192A true CN109936192A (en) | 2019-06-25 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910232329.3A Pending CN109936192A (en) | 2019-03-26 | 2019-03-26 | A kind of circuit structure powered to detector for electric fire protection |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101697430A (en) * | 2009-11-12 | 2010-04-21 | 上海交通大学 | Power control method based CT electricity getting device of high voltage transmission line |
| CN202206195U (en) * | 2011-07-27 | 2012-04-25 | 东北电力大学 | Power source for power cable grounding circulation monitoring device |
| CN103401301A (en) * | 2013-08-06 | 2013-11-20 | 国网山东昌邑市供电公司 | Self-power-take device for fault indicator |
| CN203339816U (en) * | 2013-07-09 | 2013-12-11 | 上海驹电电气科技有限公司 | Induction power-taking power supply management system |
| CN106160259A (en) * | 2016-07-29 | 2016-11-23 | 国网山东省电力公司济宁供电公司 | Micro Energy Lose power-supply system and method for work based on the sensing power taking of line load electric current |
| US20170324271A1 (en) * | 2014-11-04 | 2017-11-09 | Abb Schweiz Ag | A power supply unit for a self-powered intelligent electronic device |
| CN209562187U (en) * | 2019-03-26 | 2019-10-29 | 深圳市赛飞奇光子技术有限公司 | A kind of circuit structure powered to detector for electric fire protection |
-
2019
- 2019-03-26 CN CN201910232329.3A patent/CN109936192A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101697430A (en) * | 2009-11-12 | 2010-04-21 | 上海交通大学 | Power control method based CT electricity getting device of high voltage transmission line |
| CN202206195U (en) * | 2011-07-27 | 2012-04-25 | 东北电力大学 | Power source for power cable grounding circulation monitoring device |
| CN203339816U (en) * | 2013-07-09 | 2013-12-11 | 上海驹电电气科技有限公司 | Induction power-taking power supply management system |
| CN103401301A (en) * | 2013-08-06 | 2013-11-20 | 国网山东昌邑市供电公司 | Self-power-take device for fault indicator |
| US20170324271A1 (en) * | 2014-11-04 | 2017-11-09 | Abb Schweiz Ag | A power supply unit for a self-powered intelligent electronic device |
| CN106160259A (en) * | 2016-07-29 | 2016-11-23 | 国网山东省电力公司济宁供电公司 | Micro Energy Lose power-supply system and method for work based on the sensing power taking of line load electric current |
| CN209562187U (en) * | 2019-03-26 | 2019-10-29 | 深圳市赛飞奇光子技术有限公司 | A kind of circuit structure powered to detector for electric fire protection |
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