CN209642339U - A kind of battery protecting plate of overcurrent protection - Google Patents
A kind of battery protecting plate of overcurrent protection Download PDFInfo
- Publication number
- CN209642339U CN209642339U CN201822189722.2U CN201822189722U CN209642339U CN 209642339 U CN209642339 U CN 209642339U CN 201822189722 U CN201822189722 U CN 201822189722U CN 209642339 U CN209642339 U CN 209642339U
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- China
- Prior art keywords
- plate
- overcurrent protection
- installation groove
- battery protecting
- connector
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses a kind of battery protecting plates of overcurrent protection; including current foldback circuit plate, mounting plate, installation groove, radiating fin and through-hole; two sides inside the installation groove are fixedly installed with current foldback circuit plate by top plate; the interior bottom of the installation groove is equipped with through-hole; installation groove is equipped at the top of the mounting plate, the top of the mounting plate is fixedly installed with radiating fin by fixing bolt.The utility model is provided with current foldback circuit plate; lithium battery is during charging; effective monitoring can be carried out to electric current by current foldback circuit plate; prevent the excessive service life that shortening lithium battery is damaged to lithium battery of electric current; the battery protecting plate of the overcurrent protection is provided with radiating fin and through-hole; heat can quickly be distributed by radiating fin and through-hole, extend the service life of battery protecting plate.
Description
Technical field
The utility model relates to battery protecting plate technical field, specially a kind of battery protecting plate of overcurrent protection.
Background technique
Battery protecting plate is made as the term suggests lithium battery protection board plays protection primarily directed to chargeable (referring generally to lithium battery)
Why integrated circuit board, lithium battery (can fill type) need to protect, and are to be determined by itself characteristic, due to lithium battery sheet
The material of body determine it cannot be overcharged, over-discharge, overcurrent, short circuit and superhigh temperature charge and discharge, therefore lithium battery lithium electrical component is total
One piece of protection board with sampling resistor and a piece of current protector can be followed to occur, the defencive function of lithium battery is usually by protection electricity
The collaboration of the current devices such as road plate and PTC or TCO is completed, and protection board is made of electronic circuit, in -40 DEG C to+85 DEG C of environment
The lower moment will accurately monitor the voltage of battery core and the electric current in charge and discharge circuit, control the on-off of current loop immediately；PTC or TCO exist
Prevent battery from severe damage occurs under hot environment, protection board generally includes control IC, MOS switch, JEPSUN victory than letter essence
Cipher telegram resistance and additional device NTC, I/D Memory, PCB etc. control MOS switch in the case where all going well and lead wherein controlling IC
It is logical, battery core and external circuit are linked up, and when battery core voltage or loop current are more than specified value, (several ms) control at once for it
MOS switch shutdown, protects the safety of battery core.
Lithium ion battery protection board currently on the market is generally existing bad to the protecting effect of battery, and installation is inconvenient, together
When the poor situation of heat dissipation effect, therefore, the protecting effect for how designing a kind of pair of battery is preferable, be convenient for changing, and radiate effect
The outstanding lithium ion battery protection board with overcurrent protection of fruit, becoming us will currently solve the problems, such as.
Utility model content
The purpose of this utility model is to provide a kind of battery protecting plates of overcurrent protection, to solve above-mentioned background technique
The problem of middle proposition.
To achieve the above object, the utility model provides the following technical solutions: a kind of battery protecting plate of overcurrent protection,
Including current foldback circuit plate, mounting plate, installation groove, radiating fin and through-hole, the two sides inside the installation groove pass through
Top plate is fixedly installed with current foldback circuit plate, and the interior bottom of the installation groove is equipped with through-hole, is equipped at the top of the mounting plate
The top of installation groove, the mounting plate is fixedly installed with radiating fin by fixing bolt.
Preferably, the performance of the current foldback circuit plate has MOS switch, C connector, control IC, metal-oxide-semiconductor and B to connect
Head, C connector by conducting wire connect external power supply, C connector and control IC be electrically connected, control IC respectively with MOS switch and metal-oxide-semiconductor
It is electrically connected, metal-oxide-semiconductor and B connector are electrically connected, and B connector is electrically connected by conducting wire and lithium battery.
Preferably, the both ends of the top plate side are fixedly installed with spring, and the top plate is equipped with card far from the side of spring
Slot.
Preferably, four angles of the mounting plate bottom are fixedly installed with cushion block.
Preferably, the bottom of the fixing bolt is fixedly installed with limit sleeve, and the bottom of limit sleeve, which is inlayed, is equipped with rubber
Pad.
Preferably, the surface of the current foldback circuit plate is coated with three-proofing coating.
Compared with prior art, the utility model has the beneficial effects that the battery protecting plate of the overcurrent protection is provided with
Current foldback circuit plate, lithium battery can effectively supervise electric current during charging by current foldback circuit plate
Control, prevents the excessive service life that shortening lithium battery is damaged to lithium battery of electric current, and the battery of the overcurrent protection is protected
Backplate is provided with radiating fin and through-hole, can quickly be distributed to heat by radiating fin and through-hole, and battery is extended
The service life of protection board.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the mounting plate schematic top plan view of the utility model；
In figure: 1, spring；2, top plate；3, MOS switch；4, current foldback circuit plate；5, C connector；6, mounting plate；7, block
Slot；8, fixing bolt；9, IC is controlled；10, metal-oxide-semiconductor；11, B connector；12, installation groove；13, cushion block；14, limit sleeve；15, rubber
Rubber mat；16, radiating fin；17, through-hole.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
In the description of the present invention, it should be noted that term " on ", "lower", "inner", "outside" " front end ", " after
The orientation or positional relationship of the instructions such as end ", " both ends ", " one end ", " other end " is that orientation based on the figure or position are closed
System, is merely for convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning are necessary
It with specific orientation, is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition,
Term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " being provided with ", " connection " etc., shall be understood in a broad sense, such as " connection ", may be a fixed connection, be also possible to detachably connect
It connects, or is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, intermediate matchmaker can also be passed through
Jie is indirectly connected, and can be the connection inside two elements.It for the ordinary skill in the art, can be with concrete condition
Understand the concrete meaning of above-mentioned term in the present invention.
A kind of embodiment provided by the utility model referring to FIG. 1-2: a kind of battery protecting plate of overcurrent protection, packet
Current foldback circuit plate 4, mounting plate 6, installation groove 12, radiating fin 16 and through-hole 17 are included, it is recessed to be equipped with installation at the top of mounting plate 6
Slot 12, the two sides inside installation groove 12 are fixedly installed with current foldback circuit plate 4 by top plate 2, and top plate 2 is in installation groove 12
Inside carries out elastic telescopic and then current foldback circuit plate 4 is fixed, convenient for the disassembly and peace to current foldback circuit plate 4
Dress, current foldback circuit plate 4 can carry out effective monitoring to electric current, prevent that electric current is excessive to damage contracting to lithium battery
The service life of short lithium battery, the interior bottom of installation groove 12 are equipped with through-hole 17, and through-hole 17 is distributed convenient for heat, extended
The service life of protection circuit plate 4 is flowed, the top of mounting plate 6 is fixedly installed with radiating fin 16, heat radiating fin by fixing bolt 8
The heat that piece 16 generates when can work current foldback circuit plate 4 distributes, and extend current foldback circuit plate 4 uses the longevity
Life.
Further, the performance of current foldback circuit plate 4 has MOS switch 3, C connector 5, control IC9, metal-oxide-semiconductor 10 and B
Connector 11, C connector 5 connect external power supply by conducting wire, and C connector 5 and control IC9 are electrically connected, and control IC9 is opened with MOS respectively
3 and the electric connection of metal-oxide-semiconductor 10 are closed, metal-oxide-semiconductor 10 and B connector 11 are electrically connected, and B connector 11 is electrically connected by conducting wire with lithium battery
It connects, in the case where all going well, control IC9 control MOS switch 3 is connected, and battery core and external circuit are linked up, and work as battery core circuit
Electric current flows through metal-oxide-semiconductor 10, and when being more than specified value, control IC9 several ms control MOS switch 3 is closed, and protects to lithium battery
Shield, avoids lithium battery from being damaged.
Further, the both ends of 2 side of top plate are welded with spring 1, and spring 1 is fixedly connected with the side wall of installation groove 12, top
Plate 2 can carry out resilient movement by spring 1, and top plate 2 is equipped with card slot 7 far from the side of spring 1, and top plate 2 is blocked by card slot 7
Current foldback circuit plate 4 is fixed on current foldback circuit plate 4 inside installation groove 12, convenient for tearing open for current foldback circuit plate 4
It unloads and installs.
Further, four fillet welding of 6 bottom of mounting plate are connected to cushion block 13, and cushion block 13 can make mounting plate 6 and be fixedly mounted
Face keeps certain gap, comes out out of through-hole 17 convenient for heat.
Further, the bottom of fixing bolt 8 is welded with limit sleeve 14, and mounting plate 6 is by fixing bolt 8 and face is fixedly mounted
It being fixedly connected, limit sleeve 14 fixes rubber pad 15, and the bottom of limit sleeve 14, which is inlayed, is equipped with rubber pad 15,
15 pairs of the rubber pad extraneous vibrations generated are effectively buffered, and the installation of fixing bolt 8 is avoided to loosen.
Further, the surface of current foldback circuit plate 4 is coated with three-proofing coating, and three-proofing coating is a kind of coating of special formulation,
For protection circuit plate and its relevant device from the erosion of environment, three-proofing coating is with good high and low temperature resistance, solidification
Afterwards at layer of transparent protective film, there is superior insulation, moisture-proof, anticreep, shockproof, dust-proof, anticorrosion, anti-aging, Inverter fed motor
Etc. performances.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
Claims (6)
1. a kind of battery protecting plate of overcurrent protection, including current foldback circuit plate (4), mounting plate (6), installation groove
(12), radiating fin (16) and through-hole (17), it is characterised in that: the internal two sides of the installation groove (12) pass through top plate (2)
It is fixedly installed with current foldback circuit plate (4), the interior bottom of the installation groove (12) is equipped with through-hole (17), the mounting plate
(6) top is equipped with installation groove (12), and the top of the mounting plate (6) is fixedly installed with radiating fin by fixing bolt (8)
(16)。
2. a kind of battery protecting plate of overcurrent protection according to claim 1, it is characterised in that: the overcurrent protection electricity
The surface of road plate (4) is equipped with MOS switch (3), C connector (5), control IC (9), metal-oxide-semiconductor (10) and B connector (11), C connector (5)
By conducting wire connect external power supply, C connector (5) and control IC (9) be electrically connected, control IC (9) respectively with MOS switch (3) and
Metal-oxide-semiconductor (10) is electrically connected, and metal-oxide-semiconductor (10) and B connector (11) are electrically connected, and B connector (11) is electrical by conducting wire and lithium battery
Connection.
3. a kind of battery protecting plate of overcurrent protection according to claim 1, it is characterised in that: the top plate (2) one
The both ends of side are fixedly installed with spring (1), and the top plate (2) is equipped with card slot (7) far from the side of spring (1).
4. a kind of battery protecting plate of overcurrent protection according to claim 1, it is characterised in that: the mounting plate (6)
Four angles of bottom are fixedly installed with cushion block (13).
5. a kind of battery protecting plate of overcurrent protection according to claim 1, it is characterised in that: the fixing bolt
(8) bottom is fixedly installed with limit sleeve (14), and the bottom of limit sleeve (14), which is inlayed, is equipped with rubber pad (15).
6. a kind of battery protecting plate of overcurrent protection according to claim 1, it is characterised in that: the overcurrent protection electricity
The surface of road plate (4) is coated with three-proofing coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822189722.2U CN209642339U (en) | 2018-12-25 | 2018-12-25 | A kind of battery protecting plate of overcurrent protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822189722.2U CN209642339U (en) | 2018-12-25 | 2018-12-25 | A kind of battery protecting plate of overcurrent protection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209642339U true CN209642339U (en) | 2019-11-15 |
Family
ID=68475280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822189722.2U Active CN209642339U (en) | 2018-12-25 | 2018-12-25 | A kind of battery protecting plate of overcurrent protection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209642339U (en) |
-
2018
- 2018-12-25 CN CN201822189722.2U patent/CN209642339U/en active Active
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