CN204145047U - A kind of mobile charging device for figure antiaircraft gun work data acquisition device - Google Patents
A kind of mobile charging device for figure antiaircraft gun work data acquisition device Download PDFInfo
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- CN204145047U CN204145047U CN201420648340.0U CN201420648340U CN204145047U CN 204145047 U CN204145047 U CN 204145047U CN 201420648340 U CN201420648340 U CN 201420648340U CN 204145047 U CN204145047 U CN 204145047U
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- circuit
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- power interface
- data acquisition
- chip microcomputer
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- 238000007600 charging Methods 0.000 title claims abstract description 38
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 24
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 23
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 5
- 230000009977 dual effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 6
- 238000007599 discharging Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 6
- 230000005611 electricity Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 238000012271 agricultural production Methods 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 238000010280 constant potential charging Methods 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 150000002641 lithium Chemical class 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
For a mobile charging device for figure antiaircraft gun work data acquisition device, relate to the charging and discharging device technique field for battery pack, commercial power interface connects input and the 89C51 single-chip microcomputer of power interface circuit by ac-dc converter circuit simultaneously; Battery core circuit connects the input of power interface circuit by relay circuit, and the output of power interface circuit connects DC-DC booster circuit, charge management circuit and electric discharge output interface in turn, and charge management circuit also connects battery core circuit by relay circuit; The output of power interface circuit also connects the power supply interface of 89C51 single-chip microcomputer by voltage stabilizing circuit, 89C51 single-chip microcomputer also connects relay circuit.The utility model can charge directly to antiaircraft gun work data acquisition device, avoids each charging and must tear the operation that machine takes off lithium battery open, thus solve the problem of ringing collector performance because of charging shadow, decrease the workload of shot point staff simultaneously.
Description
Technical field
The utility model relates to the device technique field for batteries charging and electric discharge, is specially a kind of mobile charging device for figure antiaircraft gun work data acquisition device.
Background technology
Weather modification is the key activities that meteorological department serves society.For alleviating the adverse effect that meteorological disaster is brought to the mankind, shadow Ground Operation makes full use of climate resources, by means of technological means, manual intervention is carried out to the physics of local atmosphere, chemical process, be intended to reach increasing sleet, hail suppression, disperse fog, disappear the object such as rain, frost prevention, thus some areas weather conditions are transformed to the weather direction being conducive to human production activity.China makes full use of modern means of science and technology; actively develop shadow Ground Operation; achieve significant action effect, serving agricultural production, protecting ecology balance, alleviate water scarcity, preventing and reducing natural disasters and all play an important role in great social activities guarantee etc.
Antiaircraft gun operation is the routine work of the shadow, the collection of its work data is particularly important with collection, antiaircraft gun work data acquisition device is the collection and the storage that realize work data, it generally adopts the lithium battery power supply of Large Copacity high voltage, therefore, for lithium cell charging is the necessary guarantee that collector normally works.Antiaircraft gun operation and antiaircraft gun work data acquisition device are outworks, and be generally all positioned at remote or meagrely-populated place, many shot points and setting do not have civil power, and civil power cannot be utilized to come to lithium cell charging.The portable power source sold in the market is all digital electronic goods for carrying with sound and designs, such as mobile phone, panel computer etc., its output voltage mostly can only be high to 5V, and figure antiaircraft gun work data acquisition device often selects 12V, 4500mAh and above chargeable lithium cell; And common digital electronic goods inside is equipped with Charge Management IC, and the chargeable lithium cell of data acquisition unit is inner without Charge Management IC, and the portable power source therefore sold on the market is not suitable for antiaircraft gun work data acquisition device.
The existing charging method of antiaircraft gun work data acquisition device is: when collector lithium battery quantity not sufficient, taken off by lithium battery, takes the place charging of civil power to, is installed in collector after substituting the bad for the good again.And collector is often operated in field, all very high to the shockproof requirement of waterproof and dustproof, machine of opening each time has certain influence to collector, and number of times will certainly affect collector performance too much, and also can additionally increase many workloads to shot point staff.
Utility model content
One is the object of the present invention is to provide to be exclusively used in figure antiaircraft gun work data acquisition device for the problems referred to above, and directly-chargeable, take off the mobile charging device of lithium battery without the need to opening machine, technical scheme is as follows:
For a mobile charging device for figure antiaircraft gun work data acquisition device, comprise 89C51 single-chip microcomputer, commercial power interface connects an input of power interface circuit and described 89C51 single-chip microcomputer by ac-dc converter circuit simultaneously; Battery core circuit connects another input of power interface circuit by relay circuit, the output of power interface circuit connects DC-DC booster circuit, charge management circuit and electric discharge output interface in turn, and described charge management circuit also connects battery core circuit by relay circuit; The output of described power interface circuit also connects the power supply interface of described 89C51 single-chip microcomputer by voltage stabilizing circuit, described 89C51 single-chip microcomputer also connects relay circuit and LCD MODULE, and described battery core circuit also connects 89C51 single-chip microcomputer by electric quantity detecting circuit; Described battery core circuit is in series by three groups six 18650 lithium batteries in parallel; Described power interface circuit comprises two Schottky diodes, and two positive poles of described two Schottky diodes form two inputs of power interface circuit, and two negative poles of two Schottky diodes are connected to form the output of described power interface circuit.
Further, above-mentioned DC-DC booster circuit adopts switch power controller LM2577-ADJ; Described charge management circuit adopts chip CN3703.
Further, above-mentioned electric discharge output interface is M type space flight plug.
Further, above-mentioned electric quantity detecting circuit adopts dual operational amplifier LM358.
Further, above-mentioned power interface circuit also comprises the 3rd Schottky diode, and the positive pole of described 3rd Schottky diode connects USB interface, and negative pole connects the negative pole of described two Schottky diodes; Described USB interface also connects 89C51 single-chip microcomputer.
The mobile charging device of the figure antiaircraft gun work data acquisition device that the utility model provides, can charge directly to antiaircraft gun work data acquisition device, avoid each charging and must open the operation that machine takes off lithium battery, thus solve the problem of ringing collector performance because of charging shadow, decrease the workload of shot point staff simultaneously.
Accompanying drawing explanation
Fig. 1 is theory diagram schematic diagram of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, the present invention will be further described, as shown in Figure 1, a kind of mobile charging device for figure antiaircraft gun work data acquisition device, commercial power interface connects an input of power interface circuit by ac-dc converter circuit; Battery core circuit connects second input of power interface circuit by relay circuit, USB interface connects the 3rd input of power interface circuit, the output of power interface circuit connects DC-DC booster circuit, charge management circuit and electric discharge output interface in turn, and charge management circuit also connects battery core circuit by relay circuit.
The output of power interface circuit also connects the power supply interface of 89C51 single-chip microcomputer by voltage stabilizing circuit, power for giving 89C51 single-chip microcomputer.The I/O mouth of described 89C51 single-chip microcomputer also connects the output of relay circuit, LCD MODULE, USB interface and ac-dc converter circuit respectively, and battery core circuit also connects the I/O mouth of 89C51 single-chip microcomputer by electric quantity detecting circuit.CPU adopts 89C51 single-chip microcomputer as processor, controls the operation of the battery core capacity check of whole system, relay switching controls, signal transacting, liquid crystal display.
Ac-dc converter circuit is connected and composed in turn by transformer, rectification circuit, filter circuit and voltage stabilizing circuit, and 220V civil power obtains 5V burning voltage after this circuit.
Electric discharge output interface is M type aviation plug, when data acquisition unit charge, and the aviation socket grafting that aviation plug and data acquisition unit are arranged, and without the need to taking machine taking-up lithium battery again apart.
Data acquisition unit uses 12.6V, 4500mAh chargeable lithium cell, realize successfully being full of electricity to this lithium battery, then the output interface voltage that discharges is not less than 12.6V.The present embodiment adopts 3.7V, 6 18650 lithium batteries parallel connections, as battery core battery, are formed one group by 18650 lithium batteries of 3100mAh, then by 3 groups 6 lithium battery series connection in parallel, the capacity of battery core so just can be made to reach 18600mAh, and voltage when battery core is full of electricity can up to 12.6V.It is repeatedly the charging of collector high-capacity lithium battery that the capacity of 18600mAh can meet.
Charge management circuit selects chip CN3703, CN3703 chip is that PWM decompression mode three saves lithium cell charging management integrated chip, automatically can manage three joint lithium cell chargings, charging process can be divided into trickle charge, constant current charge, constant voltage charge three phases, make collector battery can farthest be stored more energy, be applicable to very much the charging of lithium battery.At constant voltage charging phase, charging voltage is modulated at 12.6V by CN3703 chip.
But the input voltage of charge management circuit requires to be greater than 14.5V, therefore need to adopt DC-DC booster circuit boosting, this circuit formed primarily of switch power controller LM2577-ADJ.LM2577-ADJ is the adjustable boost chip of output voltage, has the input voltage of wide region.This booster circuit not only has locking low-voltage and protection is overheated, the function of overcurrent, also has soft start function, thus the impulse current produced when suppressing circuit to be activated.The input voltage range of LM2577-ADJ is 3.5 ~ 40V, up to the output voltage of 65V; Consider the input voltage range of CN3703 chip charge management circuit, therefore only need adjust the potentiometer of this booster circuit, the voltage of its output is risen to 15V.
Relay circuit comprises relay and control circuit, and battery core circuit connects relay input, and normally opened contact connects charge management circuit, and normally-closed contact connects power interface circuit; Described control circuit is connected to the base stage of triode by a resistance by 89C51 single-chip processor i/o mouth, the control coil that transistor collector is connected to relay is formed, object is low and high level by software control I/O, and change the on off state of relay, triode plays driving effect.
Power interface circuit is made up of three Schottky diodes, three positive poles of three Schottky diodes form three inputs of power interface circuit, connect the normally-closed contact of the output of ac-dc converter circuit, USB interface and relay circuit respectively, the negative pole of three Schottky diodes is connected to form the output of power interface circuit.Adopt Schottky diode to be connected by several power supply, ensure that several roads power supply can be powered for charging circuit and 89C51 single-chip microcomputer individually or simultaneously, and avoid data acquisition unit lithium battery to carry battery core reverse charging for this device.
It is commercial power charged by connecting 220v that this device carries battery core, also by connecting the USB interface charging of computer or charger for mobile phone; Commercial power interface (or USB interface) can be passed through for this device and data acquisition unit and charge simultaneously, the place of civil power can also had for after this device battery core is full of electricity in advance, then be data acquisition unit lithium cell charging by this device; Battery core charging and data acquisition unit charging share a set of charging and management circuit.This process switches having cut-off by 89C51 Single-chip Controlling relay circuit.Be specially: when 89C51 microprocessor detect has electric current to USB power source or 220v power supply (through ac-dc converter circuit), control relay normally opened contact and charge management circuit are connected, for charging to battery core; When USB power source or 220v power supply (through ac-dc converter circuit) do not have electric current, 89C51 single-chip microcomputer non-transformer and not working, relay recovery initial state, battery core is connected to power interface circuit, for 89C51 single-chip microcomputer is powered, is data acquisition unit charging simultaneously.
Electric quantity detecting circuit is made up of dual operational amplifier LM358 and peripheral circuit.Electric quantity detecting circuit obtains this device battery core residual capacity under the control and process of 89C51 single-chip microcomputer, and passes through the capacity of the real-time accurately numerical monitor battery core of the monolithic processor controlled LCD MODULE of 89C51.
Claims (5)
1. for a mobile charging device for figure antiaircraft gun work data acquisition device, it is characterized in that, comprise 89C51 single-chip microcomputer, commercial power interface connects an input of power interface circuit and described 89C51 single-chip microcomputer by ac-dc converter circuit simultaneously; Battery core circuit connects another input of power interface circuit by relay circuit, the output of power interface circuit connects DC-DC booster circuit, charge management circuit and electric discharge output interface in turn, and described charge management circuit also connects battery core circuit by relay circuit; The output of described power interface circuit also connects the power supply interface of described 89C51 single-chip microcomputer by voltage stabilizing circuit, described 89C51 single-chip microcomputer also connects relay circuit and LCD MODULE, and described battery core circuit also connects 89C51 single-chip microcomputer by electric quantity detecting circuit;
Described battery core circuit is in series by three groups six 18650 lithium batteries in parallel;
Described power interface circuit comprises two Schottky diodes, and two positive poles of described two Schottky diodes form two inputs of power interface circuit, and two negative poles of two Schottky diodes are connected to form the output of described power interface circuit.
2. a kind of mobile charging device for figure antiaircraft gun work data acquisition device according to claim 1, is characterized in that, described DC-DC booster circuit adopts switch power controller LM2577-ADJ; Described charge management circuit adopts chip CN3703.
3. a kind of mobile charging device for figure antiaircraft gun work data acquisition device according to claim 1, is characterized in that, described electric discharge output interface is M type space flight plug.
4. a kind of mobile charging device for figure antiaircraft gun work data acquisition device according to claim 1, is characterized in that, described electric quantity detecting circuit adopts dual operational amplifier LM358.
5. a kind of mobile charging device for figure antiaircraft gun work data acquisition device according to any one of claim 1-4, it is characterized in that, described power interface circuit also comprises the 3rd Schottky diode, the positive pole of described 3rd Schottky diode connects USB interface, and negative pole connects the negative pole of described two Schottky diodes; Described USB interface also connects 89C51 single-chip microcomputer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420648340.0U CN204145047U (en) | 2014-10-31 | 2014-10-31 | A kind of mobile charging device for figure antiaircraft gun work data acquisition device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420648340.0U CN204145047U (en) | 2014-10-31 | 2014-10-31 | A kind of mobile charging device for figure antiaircraft gun work data acquisition device |
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| CN204145047U true CN204145047U (en) | 2015-02-04 |
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| CN201420648340.0U Expired - Fee Related CN204145047U (en) | 2014-10-31 | 2014-10-31 | A kind of mobile charging device for figure antiaircraft gun work data acquisition device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110542782A (en) * | 2018-05-28 | 2019-12-06 | 广东电网有限责任公司 | voltage real-time acquisition device for CVT secondary side |
| CN113612267A (en) * | 2021-06-24 | 2021-11-05 | 陕西华昱太阳能科技有限公司 | Safe discharge circuit of electronic gun and control method |
-
2014
- 2014-10-31 CN CN201420648340.0U patent/CN204145047U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110542782A (en) * | 2018-05-28 | 2019-12-06 | 广东电网有限责任公司 | voltage real-time acquisition device for CVT secondary side |
| CN113612267A (en) * | 2021-06-24 | 2021-11-05 | 陕西华昱太阳能科技有限公司 | Safe discharge circuit of electronic gun and control method |
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| 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150204 Termination date: 20171031 |