CN207588495U - A kind of miniature energy-accumulating power station battery balanced device - Google Patents
A kind of miniature energy-accumulating power station battery balanced device Download PDFInfo
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- CN207588495U CN207588495U CN201721627720.6U CN201721627720U CN207588495U CN 207588495 U CN207588495 U CN 207588495U CN 201721627720 U CN201721627720 U CN 201721627720U CN 207588495 U CN207588495 U CN 207588495U
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- battery
- top plate
- voltage
- pallet
- semiconductor field
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model is related to a kind of miniature energy-accumulating power station battery balanced devices.Including the top plate for being used for the pallet of placing battery and being arranged on above pallet; the lower face of the top plate is equipped with the thimble being in contact with battery electrode; the top plate is embedded with circuit protection device; the circuit protection device includes preventing the zener diode of over-charging of battery and prevents battery from crossing the metal oxide semiconductor field effect tube put; voltage of the critical breakdown reverse voltage of the zener diode for battery when full electric, the pinch-off voltage of the metal oxide semiconductor field effect tube is the empty piezoelectric voltage of battery.As shown from the above technical solution; the utility model in top plate by being embedded with circuit protection device; over-charging of battery is prevented by zener diode; it prevents from battery from crossing using metal oxide semiconductor field effect tube to put; the device is highly practical and at low cost, it is small, not by ambient temperature and humidity and electromagnetic interference, without manual maintenance.
Description
Technical field
The utility model is related to a kind of miniature energy-accumulating power station battery balanced devices.
Background technology
The general device using renewable energy power generation is required for being equipped with energy-storage system, and lithium ion battery is due to its voltage
High, discharging voltage balance bigger than energy, good cycle and long working life and be widely used in energy-storage system.Due to battery
Performance it is not completely the same, the capacity between battery has differences, can cause in use it is low appearance battery shift to an earlier date fully charged or put
Empty electricity if low appearance battery is not picked out circuit at this time, will cause the over-charging of battery or cross to put, lithium ion battery overcharge and mistake
Putting can all cause the damage of battery security risk even occur, therefore very must using the equal balance system of anti-battery super-charge super-discharge
It will.At present, the equal balance system of lithium ion battery uses the method monitored in real time to cell voltage, but is supplied for being used for wind energy or luminous energy
Mini-plant such as street lamp of electricity etc., due to its substantial amounts, has a very wide distribution, manual maintenance cost and difficulty are bigger, this side
Case is difficult to carry out.Therefore a kind of non-maintaining, inexpensive, environmental resistance is strong and small battery balanced device just seems compares
It is important.
Utility model content
The purpose of this utility model is to provide a kind of miniature energy-accumulating power station battery balanced device, which is used to prevent
Overcharging and crossing for battery is put, highly practical and at low cost, small, not by ambient temperature and humidity and electromagnetic interference, without manually tieing up
Shield.
To achieve the above object, the utility model employs following technical scheme：Including be used for the pallet of placing battery with
And the top plate above pallet is arranged on, the lower face of the top plate is equipped with the thimble being in contact with battery electrode, the top plate
Circuit protection device is embedded with, the circuit protection device includes preventing the zener diode of over-charging of battery and prevents battery
The Metal-Oxide Semiconductor field-effect tube put is crossed, when the critical breakdown reverse voltage of the zener diode is that battery is full electric
Voltage, the pinch-off voltage of the Metal-Oxide Semiconductor field-effect tube is the empty piezoelectric voltage of battery.
Multiple batteries being serially connected are placed in the pallet, each cell parallel sets a zener diode,
And the anode of each battery and the grid of Metal-Oxide Semiconductor field-effect tube and draining is connected, the cathode of each battery and
The source electrode of Metal-Oxide Semiconductor field-effect tube is connected.
Locating piece is fixed on the pallet, is offered on the locating piece and is accommodated battery and put for limiting battery
The locating slot of seated position.
The support shaft of both connections is equipped between the top plate and pallet, bottom end and the locating piece of the support shaft are fixed
Connection, the upper end of support shaft are set through top plate, and the end is equipped with thread segment, and thread segment is equipped with the spiral being matched therewith
Button is arranged with spring in the support shaft below the top plate, and the spring pedestal set on one end of spring and support shaft leans,
The other end of spring and the lower face of top plate lean.
As shown from the above technical solution, the utility model passes through voltage stabilizing by being embedded with circuit protection device in top plate
Diode prevents over-charging of battery, prevents battery from crossing using Metal-Oxide Semiconductor field-effect tube and puts, the device it is highly practical and
It is at low cost, small, not by ambient temperature and humidity and electromagnetic interference, without manual maintenance.
Description of the drawings
Fig. 1 is the structure diagram of the utility model；
Fig. 2 is the circuit diagram of the utility model circuit protection device.
Specific embodiment
The utility model is described further below in conjunction with the accompanying drawings：
A kind of miniature energy-accumulating power station battery balanced device as shown in Figure 1, including be used for the pallet 1 of placing battery 10 with
And the top plate 2 of 1 top of pallet is arranged on, the lower face of top plate 2 is equipped with the thimble 3 being in contact with battery electrode, and top plate 2 is embedded with
Circuit protection device, circuit protection device include preventing the zener diode 4 of over-charging of battery and prevent battery cross the metal put-
Oxide semiconductor field effect pipe 5, voltage when the critical breakdown reverse voltage of zener diode 4 expires electric for battery 10, metal-
The pinch-off voltage of oxide semiconductor field effect pipe 5 is the empty piezoelectric voltage of battery 10.
Further, as shown in Fig. 2, being placed with multiple batteries 10 being serially connected in pallet 1, each cell parallel setting
One zener diode 4, and the anode of each battery is connected with the grid of Metal-Oxide Semiconductor field-effect tube 5 and drain electrode,
The cathode of each battery is connected with the source electrode of Metal-Oxide Semiconductor field-effect tube 5.That is one group of battery in a pallet 1
It is series connection, each one zener diode 4 of cell parallel, breakdown reverse voltage is battery full power state voltage value, is used for
Over-charging of battery is prevented, and the anode of each battery is connected with the grid of Metal-Oxide Semiconductor field-effect tube 5 and drain electrode, often
The cathode of a battery is connected with the source electrode of Metal-Oxide Semiconductor field-effect tube 5, and pinch-off voltage is battery sky electricity condition electricity
Pressure value is put for preventing battery from crossing.
Further, locating piece 6 is fixed on pallet 1, is offered on locating piece 6 and is accommodated battery and put for limiting battery
The locating slot of seated position, polylith battery 10 are disposed in parallel in locating slot successively；Both connections are equipped between top plate 2 and pallet 1
Support shaft 7, the bottom end of support shaft 7 is fixedly connected with locating piece 6, and the upper end of support shaft 7 is set, and the end is set through top plate 2
There is thread segment, thread segment is equipped with the spiral button 8 being matched therewith, spring 9, spring 9 are arranged in the support shaft of 2 lower section of top plate
One end lean with the spring pedestal 71 set in support shaft 7, the lower face of the other end and top plate 2 of spring 9 leans.Tool
It says to body, i.e., support shaft 7 is used to support top plate 2, can be pushed top plate 2 by the rotation of spiral button 8, realizes thimble 3 and battery
The contact of electrode.
When the utility model is used, battery 10 first is packed into the device, rotation spiral button 8 pushes top plate 2, makes top plate
Thimble 3 on 2 is contacted with the electrode of battery, and the electronic component in top plate 2 connects as shown in Figure 2.
Embodiment：
By taking 16Ah ferric phosphate lithium cells are assembled into miniature energy-accumulating power station as an example, wherein the capacity of a battery is slightly below it
Its battery.According to the voltage characteristic of ferric phosphate lithium cell, the critical breakdown reverse voltage of the zener diode of selection is 3.65V,
The pinch-off voltage of Metal-Oxide Semiconductor field-effect tube is 2.0V.In charging process, low appearance battery reaches 3.65V first,
3.65V has not yet been reached in current direction zener diode, other normal batteries, can continue to charge, until all batteries are filled with, electricity
Stream all flows through zener diode and the voltage of battery no longer rises.In discharge process, low appearance battery drops to 2.0V first, whole
A circuit disconnects, and battery stops electric discharge.
Embodiment described above is only that the preferred embodiment of the utility model is described, not to this practicality
Novel range is defined, and under the premise of the spirit of the design of the utility model is not departed from, those of ordinary skill in the art are to this
The various modifications and improvement that the technical solution of utility model is made should all fall into the protection that the utility model claims book determines
In the range of.
Claims (4)
1. a kind of miniature energy-accumulating power station battery balanced device, it is characterised in that：Including being used for placing battery（10）Pallet（1）
And it is arranged on pallet（1）The top plate of top（2）, the top plate（2）Lower face be equipped with the thimble that is in contact with battery electrode
（3）, the top plate（2）Circuit protection device is embedded with, the circuit protection device includes preventing the voltage stabilizing of over-charging of battery
Diode（4）And prevent battery from crossing the Metal-Oxide Semiconductor field-effect tube put（5）, the zener diode（4）Face
Voltage of boundary's breakdown reverse voltage for battery when full electric, the Metal-Oxide Semiconductor field-effect tube（5）Pinch-off voltage be
The empty piezoelectric voltage of battery.
2. miniature energy-accumulating power station battery balanced device according to claim 1, it is characterised in that：The pallet（1）
Inside it is placed with multiple batteries being serially connected（10）, one zener diode of each cell parallel setting（4）, and each battery
Anode and Metal-Oxide Semiconductor field-effect tube（5）Grid with drain electrode be connected, the cathode and metal-oxide of each battery
Object semiconductor field（5）Source electrode be connected.
3. miniature energy-accumulating power station battery balanced device according to claim 1, it is characterised in that：The pallet（1）
On be fixed with locating piece（6）, the locating piece（6）On offer and accommodate battery and for limiting the positioning of battery placement location
Slot.
4. miniature energy-accumulating power station battery balanced device according to claim 3, it is characterised in that：The top plate（2）
With pallet（1）Between be equipped with connection both support shaft（7）, the support shaft（7）Bottom end and locating piece（6）It is fixedly connected,
Support shaft（7）Upper end run through top plate（2）Setting, and the end is equipped with thread segment, thread segment is equipped with the spiral being matched therewith
Button（8）, the top plate（2）Spring is arranged in the support shaft of lower section（9）, spring（9）One end and support shaft（7）Upper setting
Spring pedestal（71）It leans, spring（9）The other end and top plate（2）Lower face lean.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721627720.6U CN207588495U (en) | 2017-11-29 | 2017-11-29 | A kind of miniature energy-accumulating power station battery balanced device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721627720.6U CN207588495U (en) | 2017-11-29 | 2017-11-29 | A kind of miniature energy-accumulating power station battery balanced device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207588495U true CN207588495U (en) | 2018-07-06 |
Family
ID=62734455
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721627720.6U Active CN207588495U (en) | 2017-11-29 | 2017-11-29 | A kind of miniature energy-accumulating power station battery balanced device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207588495U (en) |
-
2017
- 2017-11-29 CN CN201721627720.6U patent/CN207588495U/en active Active
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