CN105337379A - Power device - Google Patents
Power device Download PDFInfo
- Publication number
- CN105337379A CN105337379A CN201510924697.6A CN201510924697A CN105337379A CN 105337379 A CN105337379 A CN 105337379A CN 201510924697 A CN201510924697 A CN 201510924697A CN 105337379 A CN105337379 A CN 105337379A
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- China
- Prior art keywords
- charging
- control circuit
- battery pack
- supply unit
- output
- Prior art date
- 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.)
- Pending
Links
- 230000001276 controlling effect Effects 0.000 claims description 11
- 230000001105 regulatory effect Effects 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
- H02J7/0014—Circuits for equalisation of charge between batteries
- H02J7/0018—Circuits for equalisation of charge between batteries using separate charge circuits
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
- H02J7/0014—Circuits for equalisation of charge between batteries
- H02J7/0019—Circuits for equalisation of charge between batteries using switched or multiplexed charge circuits
-
- H02J7/0022—
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses a power device, which comprises a power supply module and a charging module, wherein the power supply module comprises a first to an N-th battery packs which are connected with each other in parallel, cathodes from the first to the N-th battery packs are connected to be used as a power supply cathode of the power device, anodes from the first to the N-th battery packs are connected to be used as power supply anode of the power device, the N is a positive integer which is not smaller than 1, the charging module comprises a charging control circuit group, the charging circuit group comprises N control circuits which are respectively connected with the first to the N battery packs, and are used to respectively control the size of charging current of the first to the N-th battery packs, the output ends of the control circuits, the cathodes and the anodes of the battery packs are respectively connected to form a charging circuit, and input ends of the control circuits are connected with a charging interface of the power device. The power device uses the control circuits in a charging control circuit group to independently changer for each circuit of battery packs, can achieve rapid power supply for each circuit of battery packs, and can improve charging safety.
Description
Technical field
The present invention relates to portable power source technical field, particularly relate to a kind of supply unit.
Background technology
Operation in the wild, as carried out seismic prospecting, general all to carry out in road remote districts far away or mountain area, many observation stations are not only away from highway, and road is rugged and rough between highway to observation station, need manpower transport's instrument and equipment, the size of equipment therefore and weight, just become the realistic problem that staff pays close attention to.
Wherein, the portable power source of powering for various kinds of equipment is requisite in field work, and all kinds of observation instrument needs long time continuous working to run, and needs jumbo portable power source to ensure as its power supply.In the wild in operation, it is storage battery that portable power source adopts more, however storage battery volume and weight all comparatively large (for 12V, 105AH storage battery, its about weight 25Kg, volume 21dm
3), therefore not only cause cost of transportation higher, also can increase burden to staff, cause efficiency of construction low.
At present, for overcoming the large shortcoming of traditional storage battery weight large volume, people select to adopt the battery pack formed by rechargeable battery connection in series-parallel to provide power supply, can referring to Fig. 1, Fig. 1 is the structural representation of battery pack in prior art, for reaching increase capacity, improving the object of output voltage, in battery pack, series-parallel battery is more.But this kind of battery pack is when charging, charged to all batteries by charger one road charging circuit, therefore for large-capacity battery pack, the battery of its serial or parallel connection is more, if with low current charge, needs the charging interval grown very much simultaneously; And if pass into large current charge, easily cause battery-heating, blow the dangerous situation even exploded.
Summary of the invention
Given this, the invention provides a kind of supply unit, comprise multichannel battery pack parallel with one another, controlled independent of every road batteries charging by charging control circuit, the charging current of every road battery pack independently controls, and can improve the fail safe of charging power supply.
For achieving the above object, the invention provides following technical scheme:
A kind of supply unit, comprising: supply module and charging module;
Described supply module comprises parallel with one another first to N battery pack, described first is connected as the power supply positive pole of described supply unit to the positive pole of N battery pack, the negative pole of described the first to N battery pack is connected as the power supply negative pole of described supply unit, N be not less than 1 positive integer;
Described charging module comprises charging control circuit group, described charging control circuit group comprises: N number of that be connected to N battery pack with described first respectively, for controlling described first respectively to the control circuit of the charging current of N battery pack, the output of described control circuit and the positive pole of described battery pack and negative pole are connected to form charge circuit respectively, and the input of described control circuit connects the charging inlet of described supply unit.
Alternatively, the output of described control circuit comprises positive output end and negative output terminal;
The positive output end of described control circuit is connected with the positive pole of described battery pack, and the negative output terminal of described control circuit is connected with the negative pole of described battery pack.
Alternatively, the diode of the positive output end being connected to described control circuit is also comprised;
The positive pole of described diode is connected with the positive output end of described control circuit, and negative pole is connected with the positive pole of described battery pack.
Alternatively, described charging module comprises the described charging control circuit group of many groups, and the described charging control circuit group of many groups is parallel with one another;
Each is organized described charging control circuit group and comprises: N number of that be connected to N battery pack with described first respectively, for controlling described first respectively to the described control circuit of the charging current of N battery pack, the output of described control circuit and the positive pole of described battery pack and negative pole are connected to form charge circuit respectively, and the input of described control circuit connects the charging inlet of described supply unit;
Described supply unit comprises multiple charging inlet, and the input of the described charging control circuit group of many groups is corresponding with multiple described charging inlet respectively to be connected.
Alternatively, described charging module comprises the first charging control circuit group and the second charging control circuit group;
Described supply unit comprises alternating-current charging interface and direct-current charging interface, and the input of described first charging control circuit group is connected with described direct-current charging interface, and the input of described second charging control circuit group is connected with described alternating-current charging interface.
Alternatively, also comprise: be connected in parallel between described first to the positive pole and negative pole of N battery pack, for regulating the buck module of the output voltage size of described supply unit;
The input of described buck module is connected to the positive pole of N battery pack with described first, and output is connected with one end of the output interface of described supply unit, and the other end of described output interface is connected to the negative pole of N battery pack with described first.
Alternatively, comprise the first buck module and the second buck module, described supply unit comprises the first output interface, the second output interface and the 3rd output interface;
The output of described first buck module is connected with one end of described first output interface, and the other end of described first output interface is connected to the negative pole of N battery pack with described first;
The output of described second buck module is connected with one end of described second output interface, and the other end of described second output interface is connected to the negative pole of N battery pack with described first;
One end of described 3rd output interface is connected to the positive pole of N battery pack with described first, and the other end is connected to the negative pole of N battery pack with described first.
Alternatively, comprising:
For connecting the USB output interface of USB interface;
For connecting the direct current output interface of direct current supply interface.
Alternatively, also comprise casing and be arranged at the function panel on described casing;
Described function panel comprises:
For controlling the switch of opening or closing described supply unit;
For the voltage gear bit switch of selected output voltage values;
For showing the display screen of battery capacity;
For the indicator light lighted when described supply unit is opened.
Alternatively, described casing is water proof type casing.
As shown from the above technical solution, supply unit provided by the present invention, comprise supply module and charging module, described supply module comprises parallel with one another first to N battery pack, first is connected as the positive pole of supply unit to the positive pole of N battery pack, and first is connected as the negative pole of supply unit to the negative pole of N battery pack; Charging module comprises charging control circuit group, described charging control circuit group comprise N number of respectively with the first control circuit be connected to N battery pack, each control circuit is connected to form charge circuit with corresponding battery pack, for controlling the charging current of battery pack.The input of control circuit connects the charging inlet of supply unit.
Therefore, supply unit of the present invention is by the control circuit in charging control circuit group, and control respectively to every road battery pack charge independence, the charging current of every road battery pack independently controls, can realize battery-powered to every road rapidly, the fail safe of charging power supply can be improved.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of battery pack in prior art;
The structural representation of a kind of supply unit that Fig. 2 provides for the embodiment of the present invention;
The structural representation of a kind of supply unit that Fig. 3 provides for further embodiment of this invention;
The structural representation of the function panel of the supply unit that Fig. 4 provides for the embodiment of the present invention.
Embodiment
Technical scheme in the present invention is understood better in order to make those skilled in the art person, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, should belong to the scope of protection of the invention.
Please refer to Fig. 2, a kind of supply unit that the embodiment of the present invention provides, comprising: supply module 1 and charging module 2;
Described supply module 1 comprises parallel with one another first to N battery pack, described first is connected as the positive pole of described supply unit to the positive pole of N battery pack, the negative pole of described the first to N battery pack is connected as the negative pole of described supply unit, N be not less than 1 positive integer;
Described charging module 2 comprises charging control circuit group, described charging control circuit group comprise N number of that be connected to N battery pack with described first respectively, for controlling described first respectively to the control circuit of the charging current of N battery pack, the output of described control circuit and the positive pole of described battery pack and negative pole are connected to form charge circuit respectively, and the input of described control circuit connects the charging inlet of described supply unit.
As can be seen from foregoing, the supply unit that the present embodiment provides, comprise supply module and charging module, described supply module comprises parallel with one another first to N battery pack, first is connected as the positive pole of supply unit to the positive pole of N battery pack, and first is connected as the negative pole of supply unit to the negative pole of N battery pack; Charging module comprises charging control circuit group, described charging control circuit group comprise N number of respectively with the first control circuit be connected to N battery pack, each control circuit is connected to form charge circuit with corresponding battery pack, for controlling the charging current of battery pack.The input of control circuit connects the charging inlet of supply unit.
Therefore, supply unit described in the present embodiment is by the control circuit in charging control circuit group, and control respectively to every road battery pack charge independence, the charging current of every road battery pack independently controls, can realize, rapidly to every road batteries charging, the fail safe of charging can being improved.
Wherein, for the number of battery pack in supply module, specifically can set according to the requirement of means of power capacity and supply power voltage size.
Alternatively, described battery pack can adopt following set-up mode: battery pack comprises more than one or one battery branch road parallel with one another, and described battery branch road comprises a joint or the above battery of a joint of series connection mutually.Described battery is rechargeable battery, alternatively, can adopt lithium battery, lithium battery capacity is large, lightweight, volume is little.
Shown in figure 2, the structural representation of a kind of supply unit that Fig. 2 provides for the embodiment of the present invention, in a kind of embodiment, the supply module 1 of described supply unit comprises three tunnel battery pack 100, and each road battery pack 100 is in series with diode.Include three control circuits, 200, three control circuits 200 in charging module 2 to be connected respectively with three tunnel battery pack 100.
N number of control circuit 200 of charging module 2 connects to N battery pack is corresponding with first respectively, and the input of each control circuit 200 is connected with the charging inlet of supply unit, and positive pole and the negative pole of output and corresponding battery pack are connected to form charge circuit respectively.Particularly, the output of control circuit 200 comprises positive output end and negative output terminal, and wherein, positive output end is connected with the positive pole of battery pack, and negative output terminal is connected with the negative pole of battery pack, forms charge circuit with battery pack, to control to batteries charging.
Further, be connected with diode at the positive output end of each control circuit 200, the positive pole of diode is connected with the positive output end of control circuit, and negative pole is connected with the positive pole of battery pack.
On the one hand, can avoid forming reverse current in charge circuit by diode; On the other hand, diode is connected to the positive output end of control circuit, the positive and negative polarities of control circuit output and battery pack can be avoided to connect instead based on diode when connection line.
In the present embodiment, described supply unit also comprises: be connected in parallel between described first to the positive pole and negative pole of N battery pack, for regulating the buck module of the output voltage size of described supply unit.The input of described buck module is connected to the positive pole of N battery pack with described first, and output is connected with one end of the output interface of described supply unit, and the other end of described output interface is connected to the negative pole of N battery pack with described first.By buck module, the output voltage size of adjustable source device, makes the output voltage of the exportable different pressure value of described supply unit, is applicable to as different equipment is powered.
Therefore, the supply unit described in the present embodiment, comprises supply module and charging module, and supply module comprises many Battery packs group, and the power supply of the large voltage of Large Copacity can be provided to export, and the output voltage that adjustable output is different, to meet different power consumption equipments; Independently control to every road batteries charging by charging module, can realize fast to every road batteries charging, prior art Zhong You mono-road charging circuit can be avoided easily there is battery-heating during batteries charging, blow or the dangerous situation such as blast, the fail safe of charging power supply can be improved.Further, charging module is built in supply unit by supply unit described in the present embodiment, supply unit is used more convenient, without the need to the charger of heaviness, carries more convenient, be applicable to field work.
With reference to figure 3, further embodiment of this invention provides a kind of supply unit, and on the basis of above-described embodiment content, described charging module comprises the described charging control circuit group of many groups, and the described charging control circuit group of many groups is parallel with one another;
Each is organized described charging control circuit group and comprises: N number of that be connected to N battery pack with described first respectively, for controlling described first respectively to the described control circuit of the charging current of N battery pack, the output of described control circuit and the positive pole of described battery pack and negative pole are connected to form charge circuit respectively, and the input of described control circuit connects the charging inlet of described supply unit;
Described supply unit comprises multiple charging inlet, and the input of the described charging control circuit group of many groups is corresponding with multiple described charging inlet respectively to be connected.Therefore, supply unit described in the present embodiment can arrange multiple charging inlet, and by each charging inlet, the charging control circuit group by correspondence controls to the batteries charging in supply module.
Particularly, with reference to figure 3, described charging module comprises the first charging control circuit group 20 and the second charging control circuit group 21; Described supply unit comprises alternating-current charging interface and direct-current charging interface, and the input of described first charging control circuit group 20 is connected with described direct-current charging interface, and the input of described second charging control circuit group 21 is connected with described alternating-current charging interface.
For general portable power source, only there is single charging inlet, can only be connected with AC network port and charge, but for field work, observation station is positioned at remote districts or mountain area, does not have civil power, just cannot charge to portable power source.Supply unit described in the present embodiment, is provided with alternating-current charging interface and direct-current charging interface, when there being electric main, is means of power by alternating-current charging interface; When AC-less power, to be connected with other DC power supply by direct-current charging interface and to charge, as solar power plant etc., therefore with traditional storage battery, described charging power supply is multiple functional, uses more convenient.
Further, supply unit described in the present embodiment comprises the buck module be connected in parallel between described first to the positive pole and negative pole of N battery pack, by buck module, the output voltage size of adjustable source device, the output voltage of the exportable different pressure value of supply unit, is applicable to as different equipment is powered.
Particularly, please refer to Fig. 3, described supply unit comprises the first buck module 30 and the second buck module 31, and described supply unit comprises the first output interface 40, second output interface 41 and the 3rd output interface 42;
The output of described first buck module 30 is connected with one end of described first output interface 40, and the other end of described first output interface 40 is connected to the negative pole of N battery pack with described first;
The output of described second buck module 31 is connected with one end of described second output interface 41, and the other end of described second output interface 41 is connected to the negative pole of N battery pack with described first;
One end of described 3rd output interface 42 is connected to the positive pole of N battery pack with described first, and the other end is connected to the negative pole of N battery pack with described first.
In the present embodiment, described supply unit specifically comprises the USB output interface for connecting USB interface, and for connecting the direct current output interface of direct current supply interface.Be can be the equipment such as mobile phone to power by USB interface, can be other power consumption equipment by direct current output interface and power, as observation instrument or notebook computer etc.
In the present embodiment, described supply unit also comprises casing and is arranged at the function panel on described casing.With reference to figure 4, described function panel comprises: for controlling the switch 50 of opening or closing described supply unit; For the voltage gear bit switch 51 of selected output voltage values; For showing the display screen 52 of battery capacity; For the indicator light lighted when described supply unit is opened.Different output voltages can be selected by voltage gear bit switch 50; Display screen 52 can display power supply internal cell pool-size, voltage etc., in time to charging power supply when reducing with convenient battery pack dump energy; Supply unit can be indicated to be in unlatching or closed condition by indicator light.
Described casing is water proof type casing, can prevent from the wild suffering damage to power source internal battery circuit during operation.Alternatively, casing can adopt the plastic material of high strength, or stainless steel, effectively to protect internal battery.
Above a kind of supply unit provided by the present invention is described in detail.Apply specific case herein to set forth principle of the present invention and execution mode, the explanation of above embodiment just understands method of the present invention and core concept thereof for helping.It should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention, can also carry out some improvement and modification to the present invention, these improve and modify and also fall in the protection range of the claims in the present invention.
Claims (10)
1. a supply unit, is characterized in that, comprising: supply module and charging module;
Described supply module comprises parallel with one another first to N battery pack, described first is connected as the power supply positive pole of described supply unit to the positive pole of N battery pack, the negative pole of described the first to N battery pack is connected as the power supply negative pole of described supply unit, N be not less than 1 positive integer;
Described charging module comprises charging control circuit group, described charging control circuit group comprises: N number of that be connected to N battery pack with described first respectively, for controlling described first respectively to the control circuit of the charging current of N battery pack, the output of described control circuit and the positive pole of described battery pack and negative pole are connected to form charge circuit respectively, and the input of described control circuit connects the charging inlet of described supply unit.
2. supply unit as claimed in claim 1, it is characterized in that, the output of described control circuit comprises positive output end and negative output terminal;
The positive output end of described control circuit is connected with the positive pole of described battery pack, and the negative output terminal of described control circuit is connected with the negative pole of described battery pack.
3. supply unit as claimed in claim 2, is characterized in that, also comprise the diode of the positive output end being connected to described control circuit;
The positive pole of described diode is connected with the positive output end of described control circuit, and negative pole is connected with the positive pole of described battery pack.
4. supply unit as claimed in claim 1, is characterized in that, described charging module comprises the described charging control circuit group of many groups, and the described charging control circuit group of many groups is parallel with one another;
Each is organized described charging control circuit group and comprises: N number of that be connected to N battery pack with described first respectively, for controlling described first respectively to the described control circuit of the charging current of N battery pack, the output of described control circuit and the positive pole of described battery pack and negative pole are connected to form charge circuit respectively, and the input of described control circuit connects the charging inlet of described supply unit;
Described supply unit comprises multiple charging inlet, and the input of the described charging control circuit group of many groups is corresponding with multiple described charging inlet respectively to be connected.
5. supply unit as claimed in claim 4, it is characterized in that, described charging module comprises the first charging control circuit group and the second charging control circuit group;
Described supply unit comprises alternating-current charging interface and direct-current charging interface, and the input of described first charging control circuit group is connected with described direct-current charging interface, and the input of described second charging control circuit group is connected with described alternating-current charging interface.
6. supply unit as claimed in claim 1, is characterized in that, also comprise: be connected in parallel between described first to the positive pole and negative pole of N battery pack, for regulating the buck module of the output voltage size of described supply unit;
The input of described buck module is connected to the positive pole of N battery pack with described first, and output is connected with one end of the output interface of described supply unit, and the other end of described output interface is connected to the negative pole of N battery pack with described first.
7. supply unit as claimed in claim 6, it is characterized in that, comprise the first buck module and the second buck module, described supply unit comprises the first output interface, the second output interface and the 3rd output interface;
The output of described first buck module is connected with one end of described first output interface, and the other end of described first output interface is connected to the negative pole of N battery pack with described first;
The output of described second buck module is connected with one end of described second output interface, and the other end of described second output interface is connected to the negative pole of N battery pack with described first;
One end of described 3rd output interface is connected to the positive pole of N battery pack with described first, and the other end is connected to the negative pole of N battery pack with described first.
8. supply unit as claimed in claim 7, is characterized in that, comprising:
For connecting the USB output interface of USB interface;
For connecting the direct current output interface of direct current supply interface.
9. the supply unit as described in any one of claim 1-8, is characterized in that, also comprises casing and is arranged at the function panel on described casing;
Described function panel comprises:
For controlling the switch of opening or closing described supply unit;
For the voltage gear bit switch of selected output voltage values;
For showing the display screen of battery capacity;
For the indicator light lighted when described supply unit is opened.
10. supply unit as claimed in claim 9, it is characterized in that, described casing is water proof type casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510924697.6A CN105337379A (en) | 2015-12-14 | 2015-12-14 | Power device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510924697.6A CN105337379A (en) | 2015-12-14 | 2015-12-14 | Power device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105337379A true CN105337379A (en) | 2016-02-17 |
Family
ID=55287744
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510924697.6A Pending CN105337379A (en) | 2015-12-14 | 2015-12-14 | Power device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105337379A (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116687670A (en) * | 2023-05-24 | 2023-09-05 | 露乐健康科技股份有限公司 | Intelligent absorbent article with monitoring function, system and method |
| CN116831818A (en) * | 2023-05-24 | 2023-10-03 | 露乐健康科技股份有限公司 | Intelligent absorbent article with automatic monitoring function, method and system |
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