CN204333983U - Wireless temperature-measuring sensor electric supply installation - Google Patents
Wireless temperature-measuring sensor electric supply installation Download PDFInfo
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- CN204333983U CN204333983U CN201520023751.5U CN201520023751U CN204333983U CN 204333983 U CN204333983 U CN 204333983U CN 201520023751 U CN201520023751 U CN 201520023751U CN 204333983 U CN204333983 U CN 204333983U
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Abstract
The utility model relates to a kind of wireless temperature-measuring sensor electric supply installation, and the voltage multiplying rectifier unit that it comprises the sensing unit that induction coil can be utilized to become low pressure small area analysis ac signal to export the high-voltage great-current convert alternating current of charged cable or copper bar, the ac signal sent here by sensing unit exports DC signal after carrying out rectification, voltage regulation unit that the DC signal sent here by voltage multiplying rectifier unit carries out voltage stabilizing process and the signal of telecommunication sent here by voltage regulation unit carry out filtering and carry out the filtering energy-storage units of electrical power storage.The utility model Absorbable organic halogens, safety, reliable power supply and integrated circuit structure be simple, it is convenient to realize.
Description
Technical field
The utility model relates to temperature transducer for electrical domain, specifically a kind of wireless temperature-measuring sensor electric supply installation.
Background technology
Security incident is there is because of loose contact in order to prevent high-voltage board inner copper line node, a lot of electricity consumption occasion installs wireless temperature measuring device in high-voltage board inside, wireless temperature-measuring sensor is adopted in wireless temperature measuring device, because temperature measuring equipment is arranged on charged copper bar, belong to high-voltage charged body after operation, therefore the power supply of this temperature measuring equipment adopts disposable lithium cell more.Disposable lithium cell is adopted to carry out power supply and there is following defect: 1) electric quantity of lithium battery exhausts rear needs power failure and changes, very inconvenient; 2) lithium battery non-refractory, once more than 80 degree, very easily cause security incident.
Utility model content
The technical problems to be solved in the utility model be to provide a kind of Absorbable organic halogens, safety, reliable power supply and integrated circuit structure simple, realize wireless temperature-measuring sensor electric supply installation easily.
For solving the problems of the technologies described above, the design feature of the utility model wireless temperature-measuring sensor electric supply installation be comprise the sensing unit that induction coil can be utilized to become low pressure small area analysis ac signal to export the high-voltage great-current convert alternating current of charged cable or copper bar, voltage regulation unit that voltage multiplying rectifier unit that the ac signal sent here by sensing unit exports DC signal after carrying out rectification, the DC signal sent here by voltage multiplying rectifier unit carry out voltage stabilizing process and the signal of telecommunication sent here by voltage regulation unit carry out filtering and carry out the filtering energy-storage units of electrical power storage.
Described sensing unit comprises the iron core being set in charged cable or copper bar outside and the induction coil be wrapped on iron core, connects surge killer tube between two exits of induction coil.
Described voltage multiplying rectifier unit comprise two respectively the rectifier diode of ac signal positive-negative half-cycle conducting and two respectively at the multiplication of voltage electric capacity of ac signal positive-negative half-cycle store power.
Described voltage regulation unit comprises voltage stabilizing didoe, electric capacity of voltage regulation and large power triode, voltage stabilizing didoe Opposite direction connection, voltage stabilizing didoe is in parallel with electric capacity of voltage regulation, the positive pole of voltage stabilizing didoe is connected with the base stage of large power triode, the grounded emitter of large power triode, the collector electrode of large power triode is connected with circuit anode.
Described filtering energy-storage units comprises the filter circuit be made up of filter capacitor and inductance and the super capacitor of connecting with inductance, and temperature transducer is connected to the two ends of super capacitor.
Be connected with between described super capacitor and inductance by the non-return diode of inductance to the conducting of super capacitor direction.
The beneficial effects of the utility model are: utilize the law of electromagnetic induction, the alternating electromotive force on high voltage cable or copper bar is transformed by sensing unit, successively through voltage multiplying rectifier, voltage stabilizing, filtering, for wireless temperature-measuring sensor provides stable, continuous, reliable electric power, circuit long service life; Utilize the energy-storage travelling wave tubes such as super capacitor the electrical power storage of conversion to be risen to be used as subsequent use, structure simple and ensure that electric power continue reliable supply; The components and parts that surge killer tube and non-return diode etc. have circuit safety security function are set, ensure stability and the fail safe of electric power transfer further.Meanwhile, whole circuit structure is simple, and component number is few, and it is convenient, with low cost to realize.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail:
Fig. 1 is circuit principle structure schematic diagram of the present utility model.
Embodiment
With reference to accompanying drawing, the voltage multiplying rectifier unit 2 that wireless temperature-measuring sensor electric supply installation of the present utility model comprises the sensing unit 1 that induction coil T can be utilized to become low pressure small area analysis ac signal to export the high-voltage great-current convert alternating current of charged cable or copper bar 5, the ac signal sent here by sensing unit 1 exports DC signal after carrying out rectification, voltage regulation unit 3 that the DC signal sent here by voltage multiplying rectifier unit 2 carries out voltage stabilizing process and the signal of telecommunication sent here by voltage regulation unit 3 carry out filtering and carry out the filtering energy-storage units 4 of electrical power storage.
With reference to accompanying drawing, sensing unit 1 comprises the iron core M being set in charged cable or copper bar 5 outside and the induction coil T be wrapped on iron core M, connects surge killer tube TVS, wherein one end also series resistance R1 of induction coil between two exits of induction coil T.
With reference to accompanying drawing, voltage multiplying rectifier unit 2 comprise two respectively rectifier diode D1, D2 of the conducting of ac signal positive-negative half-cycle and two respectively at multiplication of voltage electric capacity C1, C2 of ac signal positive-negative half-cycle store power.The positive pole of D1 is connected to the side of resistance R1, and the positive pole of C1 links VPP, and the negative pole of C1 is connected to wherein one end of induction coil T, the negative terminal of diode D1 is connected to VPP, the negative terminal just terminating to D2 of D1, and resistance R2 mono-end receives VPP, the other end is connected with one end of R3, another side joint GND of R3.Exchange positive half wave voltage between induction coil T two ends to be stored in after D1 rectification on C1 electric capacity, exchange negative half-wave voltage between A, B to be stored in after D2 rectification on C2 electric capacity, at this time the upper voltage sum of C1 and C2 is the voltage VPP that this unit exports, resistance R2, R3 are grading resistor, can balance the voltage on C1, C2.
With reference to accompanying drawing, voltage regulation unit 3 comprises voltage stabilizing didoe D4, resistance R4, electric capacity of voltage regulation C3 and large power triode Q1, and voltage stabilizing didoe D4 Opposite direction connection, voltage stabilizing didoe D4 is in parallel with electric capacity of voltage regulation C3.The negative pole of voltage stabilizing didoe D4 is connected to VPP, and the positive pole of voltage stabilizing didoe D4 is connected to the base stage of triode Q1, and an end of resistance R4 receives the base stage of Q1, another termination GND.One end of electric capacity of voltage regulation C3 receives VPP, and the other end receives the base stage of large power triode Q1, and VPP received by the collector electrode of large power triode Q1, and the emitter of large power triode Q1 meets GND.
When the voltage that voltage multiplying rectifier unit 2 is sent here is higher, voltage stabilizing didoe D4 conducting, impel triode Q1 conducting instantaneous short-circuit VPP and GND, vpp voltage is impelled to reduce, then voltage stabilizing didoe D4 ends, and then triode Q1 ends, by repeatedly regulating, make vpp voltage be no more than the voltage of default, thus realize voltage stabilizing function.
With reference to accompanying drawing, filtering energy-storage units 4 comprises the filter circuit be made up of filter capacitor C4 and inductance L and the super capacitor C5 connected with inductance L, and temperature transducer 6 is connected to the two ends of super capacitor C5.Be connected with between super capacitor C5 and inductance L by the non-return diode D5 of inductance L to super capacitor C5 direction conducting.Filter capacitor C4 is connected between VPP and GND, inductance L one end connects VPP, and the other end connects the positive pole of non-return diode D5, and the negative pole of non-return diode D5 receives the positive pole of super capacitor C5, the negative pole of super capacitor C5 meets GND, and temperature transducer electricity consumption is connected between VCC and GND.The voltage sent here of voltage regulation unit 3 is after filtering after electric capacity C4, inductance L filtering clutter, by non-return diode D5, super capacitor C5 is charged, super capacitor C5 can adopt the farad capacitor of 5.5V, even if whole high tension loop has a power failure and also can continue to power a period of time to temperature transducer 6, wherein, non-return diode D5 is used for preventing capacitive energy from flowing backwards.
In sum, the utility model is not limited to above-mentioned embodiment.Those skilled in the art, under the prerequisite not departing from spirit and scope of the present utility model, can do some changes and modification.Protection range of the present utility model should be as the criterion with claim of the present utility model.
Claims (6)
1. a wireless temperature-measuring sensor electric supply installation, it is characterized in that: comprise the sensing unit (1) that induction coil (T) can be utilized to become low pressure small area analysis ac signal to export the high-voltage great-current convert alternating current of charged cable or copper bar (5), the voltage multiplying rectifier unit (2) of DC signal is exported after the ac signal that sensing unit (1) is sent here is carried out rectification, the DC signal that voltage multiplying rectifier unit (2) is sent here carried out the voltage regulation unit (3) of voltage stabilizing process and the signal of telecommunication that voltage regulation unit (3) is sent here carried out filtering and carries out the filtering energy-storage units (4) of electrical power storage.
2. wireless temperature-measuring sensor electric supply installation as claimed in claim 1, it is characterized in that: described sensing unit (1) comprises the iron core (M) being set in charged cable or copper bar (5) outside and the induction coil (T) be wrapped on iron core (M), connects surge killer tube (TVS) between two exits of induction coil (T).
3. wireless temperature-measuring sensor electric supply installation as claimed in claim 1, is characterized in that: described voltage multiplying rectifier unit (2) comprise two respectively the rectifier diode (D1, D2) of ac signal positive-negative half-cycle conducting and two respectively at the multiplication of voltage electric capacity (C1, C2) of ac signal positive-negative half-cycle store power.
4. wireless temperature-measuring sensor electric supply installation as claimed in claim 1, it is characterized in that: described voltage regulation unit (3) comprises voltage stabilizing didoe (D4), electric capacity of voltage regulation (C3) and large power triode (Q1), voltage stabilizing didoe (D4) Opposite direction connection, voltage stabilizing didoe (D4) is in parallel with electric capacity of voltage regulation (C3), the positive pole of voltage stabilizing didoe (D4) is connected with the base stage of large power triode (Q1), the grounded emitter of large power triode (Q1), the collector electrode of large power triode (Q1) is connected with circuit anode.
5. wireless temperature-measuring sensor electric supply installation as claimed in claim 1, it is characterized in that: described filtering energy-storage units (4) comprises the filter circuit be made up of filter capacitor (C4) and inductance (L) and the super capacitor (C5) of connecting with inductance (L), and temperature transducer (6) is connected to the two ends of super capacitor (C5).
6. wireless temperature-measuring sensor electric supply installation as claimed in claim 5, is characterized in that: be connected with between described super capacitor (C5) and inductance (L) by the non-return diode (D5) of inductance (L) to super capacitor (C5) direction conducting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520023751.5U CN204333983U (en) | 2015-01-14 | 2015-01-14 | Wireless temperature-measuring sensor electric supply installation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520023751.5U CN204333983U (en) | 2015-01-14 | 2015-01-14 | Wireless temperature-measuring sensor electric supply installation |
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| CN204333983U true CN204333983U (en) | 2015-05-13 |
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| CN201520023751.5U Active CN204333983U (en) | 2015-01-14 | 2015-01-14 | Wireless temperature-measuring sensor electric supply installation |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107707111A (en) * | 2017-11-24 | 2018-02-16 | 威创集团股份有限公司 | A kind of capacitor voltage equalizing circuit and circuit |
| CN109038865A (en) * | 2018-08-16 | 2018-12-18 | 四川瑞霆电力科技有限公司 | Temperature measuring equipment and its electricity-fetching module, switching power circuit applied to cable accessory |
| CN113037105A (en) * | 2021-04-30 | 2021-06-25 | 华中科技大学 | Power supply device based on vibration energy |
-
2015
- 2015-01-14 CN CN201520023751.5U patent/CN204333983U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107707111A (en) * | 2017-11-24 | 2018-02-16 | 威创集团股份有限公司 | A kind of capacitor voltage equalizing circuit and circuit |
| CN109038865A (en) * | 2018-08-16 | 2018-12-18 | 四川瑞霆电力科技有限公司 | Temperature measuring equipment and its electricity-fetching module, switching power circuit applied to cable accessory |
| CN109038865B (en) * | 2018-08-16 | 2024-01-30 | 四川瑞霆智汇科技有限公司 | Temperature measuring device applied to cable accessory, power taking module thereof and switching power supply circuit |
| CN113037105A (en) * | 2021-04-30 | 2021-06-25 | 华中科技大学 | Power supply device based on vibration energy |
| CN113037105B (en) * | 2021-04-30 | 2022-05-17 | 华中科技大学 | Power supply device based on vibration energy |
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Address after: Room 08, 14th Floor, Entrepreneurship Center Building, No. 4935, Fushou East Street, Yuanfei Community, Xincheng Street, High-tech Zone, Weifang City, Shandong Province, 261000 Patentee after: Shandong kena Electric Technology Co.,Ltd. Address before: West side of the first floor of the office building, No. 12869 Yuqing East Street, High-tech Zone, Weifang City, Shandong Province, 261061 Patentee before: WEIFANG KAINA ELECTRIC TECHNOLOGY Co.,Ltd. |