CN203761119U - Power supply apparatus for sensor - Google Patents
Power supply apparatus for sensor Download PDFInfo
- Publication number
- CN203761119U CN203761119U CN201420124981.6U CN201420124981U CN203761119U CN 203761119 U CN203761119 U CN 203761119U CN 201420124981 U CN201420124981 U CN 201420124981U CN 203761119 U CN203761119 U CN 203761119U
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- CN
- China
- Prior art keywords
- diode
- power supply
- solar cell
- anode
- sensor
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 239000003990 capacitor Substances 0.000 claims description 14
- 238000009434 installation Methods 0.000 claims description 10
- 238000009529 body temperature measurement Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
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- Photovoltaic Devices (AREA)
Abstract
The utility model discloses a power supply apparatus for a sensor, comprising a solar cell S. The anode of the solar cell S is connected to the anode of a diode D1, and the cathode of the solar cell S is grounded. The cathode of the diode D1 is grounded through capacitance C, and the cathode of the diode D1 is connected to the anode of the diode D2 at the same time. The cathode of the diode D2 is connected to the cathode of a diode D3, and the two cathodes are both connected to the power supply. The anode of the diode D3 is connected to the anode of a storage battery E, and the cathode of the storage battery E is grounded. The power supply apparatus for a sensor is advantageous in that two energies are adopted for power supply of the sensor, and long-time use of the sensor can be ensured.
Description
Technical field
The utility model relates to a kind of electric supply installation, relates in particular a kind of transducer electric supply installation.
Background technology
Wireless temperature measurement system comprises temperature sensor, headend etc., because tested pilot is special, adopts the mode of wireless transmission between temperature sensor and headend.Because the service life of wireless temperature measurement system is longer, temperature sensor is important temperature sensing part, and it needs Power supply.Use general battery for its power supply, because the service time of temperature sensor is long, in use, the battery that need more renew, if change battery, will bring a lot of inconvenience to wireless temperature measurement system, especially in the middle of remote monitoring.
Utility model content
The utility model provides a kind of transducer electric supply installation, and it adopts two kinds of energy is transducer power supply, ensures the long-time use of transducer.
For solving above-mentioned technical problem, the utility model by the following technical solutions:
Transducer electric supply installation, it comprises solar cell S, the positive pole of described solar cell S is connected on the anode of diode D1, the minus earth of described solar cell S, the negative electrode of described diode D1 is connected to the ground by capacitor C, the negative electrode of described diode D1 is connected with the anode of diode D2 simultaneously, the negative electrode of described diode D2 is connected with the negative electrode of diode D3 and is connected on power supply simultaneously, the anodic bonding of described diode D3 on the positive pole of storage battery E, the minus earth of described storage battery E.
Further technical scheme is:
As preferably, described capacitor C is polar capacitor.
As preferably, described diode D1, diode D2 and diode D3 all adopt IN4148.
Compared with prior art, the beneficial effects of the utility model are:
1, the utility model utilizes two kinds of power supplys to power for transducer, i.e. storage battery and solar cell, because solar cell all can be realized charging in the place of the sun, ensures the long-time use of transducer.
2, mainly to adopt solar cell be transducer power supply to the utility model, its energy-conserving and environment-protective.
Brief description of the drawings
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Fig. 1 is circuit diagram of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described.Execution mode of the present utility model includes but not limited to the following example.
[embodiment]
Transducer electric supply installation as shown in Figure 1, it comprises solar cell S, the positive pole of described solar cell S is connected on the anode of diode D1, the minus earth of described solar cell S, the negative electrode of described diode D1 is connected to the ground by capacitor C, the negative electrode of described diode D1 is connected with the anode of diode D2 simultaneously, the negative electrode of described diode D2 is connected with the negative electrode of diode D3 and is connected on power supply simultaneously, the anodic bonding of described diode D3 on the positive pole of storage battery E, the minus earth of described storage battery E.In the utility model, in order to solve the problem of service life of battery, consider that two kinds of energy possess the mode for transducer power supply simultaneously.A kind of for storage battery is transducer power supply, another kind of in order to utilize solar cell for supplying power mode to power for transducer, which is directly employing not, but existing capacitor C stored charge mode stores, and power supply is provided in the time that transducer needs.Utilize the redundancy of two kinds of supply power modes, ensure the long-time use of transducer.Capacitor C, for stored charge, strengthens the charge capacity of whole electric supply installation.Diode D1 protects solar cell S, and in the time that the voltage of solar cell S is less than the conducting voltage of diode D1, diode D1 turn-offs, and avoids solar cell S over-discharge can.
In order to increase the reserve of electricity of capacitor C, described capacitor C is polar capacitor.Its capacitance of polar capacitor is larger, and its storable electric charge is many.
Described diode D1, diode D2 and diode D3 all adopt IN4148.IN4148 is cache switching diodes, and it is shorter than general diode that it becomes the needed time of cut-off from conducting.Adopt IN4148, can improve the reliability of power supply circuits.
In the present embodiment, as preferred embodiment, diode D1, diode D2 and diode D3 all adopt IN4148; Capacitor C 1 can adopt the electric capacity of 4F/5.5V.Through emulation, adopt the electronic device of above-mentioned specifications and models, it can make the performance of circuit reach optimum.
Be as mentioned above embodiment of the present utility model.The utility model is not limited to above-mentioned execution mode, and anyone should learn the structural change of making under enlightenment of the present utility model, every with the utlity model has identical or close technical scheme, within all falling into protection range of the present utility model.
Claims (3)
1. transducer electric supply installation, it is characterized in that: it comprises solar cell S, the positive pole of described solar cell S is connected on the anode of diode D1, the minus earth of described solar cell S, the negative electrode of described diode D1 is connected to the ground by capacitor C, the negative electrode of described diode D1 is connected with the anode of diode D2 simultaneously, the negative electrode of described diode D2 is connected with the negative electrode of diode D3 and is connected on power supply simultaneously, the anodic bonding of described diode D3 on the positive pole of storage battery E, the minus earth of described storage battery E.
2. transducer electric supply installation according to claim 1, is characterized in that: described capacitor C is polar capacitor.
3. transducer electric supply installation according to claim 1, is characterized in that: described diode D1, diode D2 and diode D3 all adopt IN4148.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420124981.6U CN203761119U (en) | 2014-03-19 | 2014-03-19 | Power supply apparatus for sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420124981.6U CN203761119U (en) | 2014-03-19 | 2014-03-19 | Power supply apparatus for sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203761119U true CN203761119U (en) | 2014-08-06 |
Family
ID=51256356
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420124981.6U Expired - Fee Related CN203761119U (en) | 2014-03-19 | 2014-03-19 | Power supply apparatus for sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203761119U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103855789A (en) * | 2014-03-19 | 2014-06-11 | 成都引众数字设备有限公司 | Multi-power source sensor power supply device |
-
2014
- 2014-03-19 CN CN201420124981.6U patent/CN203761119U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103855789A (en) * | 2014-03-19 | 2014-06-11 | 成都引众数字设备有限公司 | Multi-power source sensor power supply device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140806 Termination date: 20150319 |
|
| EXPY | Termination of patent right or utility model |