CN204316130U - Battery power supply circuit based on GSM/GPRS module - Google Patents
Battery power supply circuit based on GSM/GPRS module Download PDFInfo
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- CN204316130U CN204316130U CN201420832227.8U CN201420832227U CN204316130U CN 204316130 U CN204316130 U CN 204316130U CN 201420832227 U CN201420832227 U CN 201420832227U CN 204316130 U CN204316130 U CN 204316130U
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- gprs module
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- 239000011324 bead Substances 0.000 claims abstract description 8
- 238000004891 communication Methods 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000004146 energy storage Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
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Abstract
The utility model relates to a battery power supply circuit based on GSM/GPRS module, including inverter circuit, schottky diode, tank circuit, anti-jamming circuit and switch circuit, inverter circuit can promote the battery voltage of input to the required magnitude of voltage of GSM/GPRS module and supply power for tank circuit in advance, the schottky diode prevents the electric current backward flow and plays the effect of protection inverter circuit, tank circuit is the circuit that is used for storing energy by electric capacity group and magnetic bead constitution, anti-jamming circuit prevents high frequency interference; the switch circuit 1 is started when the module is registered and communicated so as to provide voltage and current required by the communication module, and the switch circuit 2 ensures that the energy of the energy storage circuit is not lost when the module does not work. The utility model discloses simple structure utilizes ingenious design to realize the low pressure power supply of GSM/GPRS module, long service life, and the security is high, and the cost of manufacture is also lower, promotes easily.
Description
Technical field
The utility model relates to wireless communication technology field, is specifically related to a kind of battery feed circuit based on GSM/GPRS module.
Background technology
GSM/GPRS module is seen everywhere in our life, be widely used in RFDC, as: in the fields such as vehicle monitoring, remote measurement, small wireless network, radio meter register, Smart Home, industrial data acquisition system, non-contact RF smart card, biological signal collecting, hydrometeorology monitoring and robot controlling.But the power supply circuits of GSM/GPRS module nearly all adopt power supply directly to power at present, required power supply circuits volume is large, and needs external power supply, brings great inconvenience, can not really reach portable object to radio communication.
Utility model content
The purpose of this utility model is: for above-mentioned Problems existing, and the problem that when solving GSM/GPRS module communication, portable degree is inadequate, provides a kind of battery that can utilize for the circuit of GSM/GPRS module for power supply.
The utility model solves the technical scheme that its technical problem adopts:
Based on the battery feed circuit of GSM/GPRS module, comprise battery, switching circuit, inverter circuit and Schottky diode, also comprise accumulator and anti-jamming circuit, described switching circuit is made up of switching circuit 1 and switching circuit 2, the positive pole connecting valve circuit 1 of described battery, the output of switching circuit 1 connects the input of inverter circuit, the output of inverter circuit connects the positive pole of Schottky diode, the negative pole of described Schottky diode connects accumulator, the output connecting valve circuit 2 of accumulator, the output of switching circuit 2 connects anti-jamming circuit.
In order to ensure the voltage request of GSM/GPRS module work, a voltage source type inverter is increased at powered battery end, described inverter circuit is voltage inverse type circuit, the 1.5V voltage of one batteries input can be promoted to 4.7V voltage needed for GSM/GPRS module by described voltage inverse type circuit, and is circuit that accumulator is powered in advance.
In order to ensure that GSM/GPRS module is at registration and current requirements when communicating, and increases an accumulator, utilizes electric capacity to carry out energy storage, obtain the electric current needed for module by the parallel connection of several electric capacity.Described accumulator comprises capacitance group and magnetic bead, and described capacitance group is made up of the electric capacity that six capacitances are different, and described magnetic bead is exclusively used in suppress high-frequency noise on holding wire, power line and spike interference, also has the circuit element absorbing electrostatic pulse ability.
In order to ensure to reduce battery electric quantity loss, increase by two switching circuits in circuit, only have when needing to send data, battery feed circuit just conducting, ensure that inverter circuit does not consume electric energy when module does not work simultaneously, ensure that the electric energy of accumulator does not run off when module does not work electric energy.
In order to protect inverter circuit, increase a Schottky diode at the output of inverter circuit, Schottky diode has electric conduction and forces down, the feature that reverse current is little.
In order to ensure that power supply circuits are not disturbed by high-frequency signal, increase an anti-jamming circuit.
The beneficial effects of the utility model are:
The utility model structure is simple, utilizes design cleverly to achieve the low-voltage power supply of GSM/GPRS module, and long service life, fail safe is high, and cost of manufacture is also lower, suitable for large-scale promotion.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is the overall structure schematic diagram of the battery feed circuit of the utility model GSM/GPRS module;
Fig. 2 is the accumulator structural representation of the battery feed circuit of the utility model GSM/GPRS module;
Fig. 3 is the anti-jamming circuit structure schematic diagram of the battery feed circuit of the utility model GSM/GPRS module;
Fig. 4 is the battery feed circuit workflow diagram of the utility model GSM/GPRS module.
Embodiment
By reference to the accompanying drawings the utility model is described in further detail now.These accompanying drawings are the schematic diagram of simplification, only basic structure of the present utility model are described in a schematic way, and therefore it only shows the formation relevant with the utility model.
As shown in Figure 1, a kind of battery feed circuit based on GSM/GPRS module, comprise battery, switching circuit 1, inverter circuit, Schottky diode, accumulator, switching circuit 2 and anti-jamming circuit, described battery is exactly common 1.5V dry cell, described switching circuit 1 is only opened in GSM/GPRS module communication first few minutes, because if open for a long time, the electric energy that inverter circuit meeting consuming cells itself is a large amount of.Described inverter circuit is voltage source type inverter, and this inverter circuit can ensure that the voltage of output meets the supply power voltage requirement of GSM/GPRS module, and circuit has irreversible characteristic simultaneously.Described Schottky diode can play a protective role to inverter circuit; simultaneously because the electric conduction of Schottky diode forces down; can ensure that inverter circuit output voltage is almost harmless and be input to GSM/GPRS module; described accumulator is made up of the different electric capacity of six capacitances and magnetic bead; described magnetic bead is exclusively used in and suppresses the high-frequency noise on holding wire, power line and spike to disturb; also have the circuit element of the ability absorbing electrostatic pulse, described anti-jamming circuit prevents High-frequency Interference.
In order to the increase Schottky diode between accumulator and inverter circuit that plays a protective role to inverter circuit, this diode has the advantages that forward conduction voltage is low and reverse current is little.
As shown in Figure 2, accumulator is made up of the different electric capacity of six capacitances and magnetic bead, and the capacitance in parallel of electric capacity C1 and C2 is greater than 2000 μ F through actual measurement and calculating, and C3, C4, C5 and C6 select capacitance to be greater than 800 μ F.
As shown in Figure 3, anti-jamming circuit is made up of the electric capacity of two different capacitances, described anti-jamming circuit prevents High-frequency Interference, the electric capacity of different capacitance can carry out the different high-frequency signal interference of filtering, C7 and C8 can select 0.1 μ F and 100 μ F, can increase shunt capacitance quantity in addition according to reality.
As shown in Figure 4, the workflow diagram of battery feed circuit, when GSM/GPRS module needs communication, switching circuit 1 is opened, cell voltage is after inverter circuit, and voltage meets the supply power voltage of module, charges to accumulator simultaneously, charging delay 2 minutes, switching circuit 2 is opened, and now electric current and voltage meets supply power voltage and the electric current of GSM/GPRS module, when communication is finished, switching circuit 2 cuts out, and switching circuit 1 cuts out.
Compared with prior art, the battery feed circuit deft design of this GSM/GPRS module, structure is simple and cost of manufacture is lower.
With above-mentioned according to desirable embodiment of the present utility model for enlightenment, by above-mentioned description, relevant staff in the scope not departing from this utility model technological thought, can carry out various change and amendment completely.The technical scope of this utility model is not limited to the content on specification, must determine its technical scope according to right.
Claims (5)
1. based on the battery feed circuit of GSM/GPRS module, comprise battery, switching circuit, inverter circuit and Schottky diode, it is characterized in that: also comprise accumulator and anti-jamming circuit, described switching circuit is made up of switching circuit 1 and switching circuit 2, the positive pole connecting valve circuit 1 of described battery, the output of switching circuit 1 connects the input of inverter circuit, the output of inverter circuit connects the positive pole of Schottky diode, the negative pole of described Schottky diode connects accumulator, the output connecting valve circuit 2 of accumulator, the output of switching circuit 2 connects anti-jamming circuit.
2., as claimed in claim 1 based on the battery feed circuit of GSM/GPRS module, it is characterized in that: described inverter circuit is voltage inverse type circuit.
3. as claimed in claim 2 based on the battery feed circuit of GSM/GPRS module, it is characterized in that: described voltage inverse type circuit the cell voltage of input is promoted to GSM/GPRS module required voltage value and is circuit that accumulator is powered in advance.
4. as claimed in claim 1 based on the battery feed circuit of GSM/GPRS module, it is characterized in that: described accumulator comprises capacitance group and magnetic bead, described capacitance group is made up of the electric capacity that six capacitances are different, described magnetic bead is exclusively used in suppress the high-frequency noise on holding wire, power line and spike to disturb, and also has the circuit element absorbing electrostatic pulse ability.
5., as claimed in claim 3 based on the battery feed circuit of GSM/GPRS module, it is characterized in that: described magnitude of voltage is 4.7V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420832227.8U CN204316130U (en) | 2014-12-25 | 2014-12-25 | Battery power supply circuit based on GSM/GPRS module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420832227.8U CN204316130U (en) | 2014-12-25 | 2014-12-25 | Battery power supply circuit based on GSM/GPRS module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204316130U true CN204316130U (en) | 2015-05-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420832227.8U Expired - Fee Related CN204316130U (en) | 2014-12-25 | 2014-12-25 | Battery power supply circuit based on GSM/GPRS module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204316130U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107610734A (en) * | 2017-09-30 | 2018-01-19 | 上海贝岭股份有限公司 | EEPROM power supply circuit and EEPROM |
| CN108445796A (en) * | 2018-03-02 | 2018-08-24 | 广东运安能源科技有限公司 | A kind of battery powered GPRS remote collections control assembly power-saving technique |
-
2014
- 2014-12-25 CN CN201420832227.8U patent/CN204316130U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107610734A (en) * | 2017-09-30 | 2018-01-19 | 上海贝岭股份有限公司 | EEPROM power supply circuit and EEPROM |
| CN107610734B (en) * | 2017-09-30 | 2020-12-25 | 上海贝岭股份有限公司 | Power supply circuit of EEPROM and EEPROM |
| CN108445796A (en) * | 2018-03-02 | 2018-08-24 | 广东运安能源科技有限公司 | A kind of battery powered GPRS remote collections control assembly power-saving technique |
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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: 20150506 Termination date: 20161225 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |