CN206516565U - A kind of lithium battery microswitch - Google Patents
A kind of lithium battery microswitch Download PDFInfo
- Publication number
- CN206516565U CN206516565U CN201720050116.5U CN201720050116U CN206516565U CN 206516565 U CN206516565 U CN 206516565U CN 201720050116 U CN201720050116 U CN 201720050116U CN 206516565 U CN206516565 U CN 206516565U
- Authority
- CN
- China
- Prior art keywords
- sheet metal
- fixes sleeve
- receiving electrode
- fixed iron
- cell core
- 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.)
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Abstract
The utility model discloses a kind of lithium battery microswitch, the top of block type lithium cell core is provided with steel disc, G5T26 chips are provided with the first receiving electrode and the second receiving electrode, one end of plug-in strip is accompanied in first sheet metal and the second sheet metal, the other end of plug-in strip is provided with blade contacts, the side of block type lithium cell core is provided with fixed iron piece, the bottom of fixed iron piece is provided with the first fixes sleeve and the second fixes sleeve, connected between first fixes sleeve and the second fixes sleeve by fuse, this kind of lithium battery microswitch, when the heat of generation is excessive, fuse will be broken, first fixes sleeve will be embedded in the second fixes sleeve, blade contacts at the top of fixed iron piece will drive one end of plug-in strip to decline, so that one end of plug-in strip departs from two sheet metals, so as to complete power-off, when being powered, electric current is from block type lithium cell core to outflow, diode current flow, allow for after microswitch trips, block type lithium cell core, which still can discharge, to be used.
Description
Technical field
The utility model is related to a kind of microswitch, specially a kind of lithium battery microswitch.
Background technology
When using block type lithium battery, the charging interval is long or uses the capacitor of super rated voltage, lithium battery interior temperature
Height is spent, block type lithium cell core, which will expand, to be heaved, such as powered off not in time, blast can be caused.In order to solve the problems, such as charge protection,
Prior art is exactly to install a miniature cut-off switch on the surface of block type lithium cell core, when block type lithium cell core has certain rise
During drum deformation, it will power off.Microswitch is that a kind of be converted into physical force opens or closes electric switch to make internal touch
The compact switch for the driving force that point is opened or closed.Because type lithium cell core deformation can make the plug-in strip of microswitch lift and
Realize power-off.Current this charge protection scheme has a problem that, once microswitch is opened because of charge protection, block type lithium
The circuit of battery is just disconnected, and often inside also stores electric energy to these block type lithium batteries, but these electric energy can not but make
With.
Accordingly, it would be desirable to design a kind of lithium battery with microswitch to solve problems.
Utility model content
The purpose of this utility model is to provide a kind of lithium battery microswitch, to solve to propose in above-mentioned background technology
The problem of.
To achieve the above object, the utility model provides following technical scheme：A kind of lithium battery microswitch, including block
Type lithium cell core, steel disc, G5T26 chips, the first receiving electrode, the second receiving electrode, the first sheet metal, the second sheet metal, plug-in strip, lock
Knife contact, fixed iron piece, the first fixes sleeve, the second fixes sleeve, through hole, fuse, fixed screw and diode, described piece
The top of type lithium cell core is provided with the steel disc, and the top of the steel disc is provided with the G5T26 chips, the G5T26 chips
Provided with first receiving electrode and second receiving electrode, one end of the G5T26 chips be additionally provided with first sheet metal and
Second sheet metal, first sheet metal and the second sheet metal inner clip have one end of the plug-in strip, the plug-in strip
The other end is provided with the blade contacts, and the side of described piece of type lithium cell core is provided with the fixed iron piece, the fixed iron
The bottom of piece is provided with first fixes sleeve and second fixes sleeve, and first fixes sleeve and described second are fixed
Connected between sleeve by the fuse, the side of first fixes sleeve and second fixes sleeve is correspondingly provided with institute
State through hole, the fixed screw is correspondingly provided with the inwall of first fixes sleeve and second fixes sleeve.
Further, a diode is connected between first receiving electrode and second receiving electrode.
Further, the fixed iron piece is in anti-" L " type, the top of first fixes sleeve and the fixed iron piece top
It is fixedly connected between the bottom of plate, the blade contacts are in cylinder, and the bottom of the blade contacts and the fixed iron piece
It is fixedly connected between the top of top plate.
Further, first sheet metal and second sheet metal are in " U " type, first sheet metal and described
Mutually it is close between the inwall of second sheet metal and one end of the plug-in strip.
Further, it is connected between first receiving electrode and first sheet metal, second receiving electrode and institute
State and be connected between the second sheet metal.
Further, first receiving electrode is connected with the positive terminal on li battery shell, second receiving electrode
It is connected with the positive pole of described piece of type lithium cell core.
Compared with prior art, the beneficial effects of the utility model are：This kind of lithium battery microswitch, makes in long-time
With the heat of rear generation it is excessive when, fuse will be broken, and the first fixes sleeve will be embedded in the second fixes sleeve, fixed iron
Blade contacts at the top of piece will drive one end of plug-in strip to decline so that one end of plug-in strip departs from two sheet metals, so as to complete
Power-off, when connecting electrical equipment, electric current is from block type lithium cell core to outflow, diode current flow, so allows for opening miniature
Close after tripping operation, block type lithium cell core, which still can discharge, to be used.
Brief description of the drawings
Fig. 1 is microswitch principle schematic of the present utility model；
Fig. 2 is fuse connection structure schematic diagram of the present utility model；
Fig. 3 is two sheet metal structure schematic diagrames of the present utility model；
Fig. 4 is diode scheme of installation of the present utility model.
In reference：1st, block type lithium cell core；2nd, steel disc；3rd, G5T26 chips；4th, the first receiving electrode；5th, second electricity is connect
Pole；6th, the first sheet metal；7th, the second sheet metal；8th, plug-in strip；9th, blade contacts；10th, fixed iron piece；11st, the first fixes sleeve；
12nd, the second fixes sleeve；13rd, through hole；14th, fuse；15th, fixed screw；16th, diode.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
Fig. 1-4 are referred to, the utility model provides a kind of lithium battery microswitch, including block type lithium cell core 1, steel disc
2nd, G5T26 chips 3, the first receiving electrode 4, the second receiving electrode 5, the first sheet metal 6, the second sheet metal 7, plug-in strip 8, blade contacts 9,
Fixed iron piece 10, the first fixes sleeve 11, the second fixes sleeve 12, through hole 13, fuse 14, fixed screw 15 and diode
16, the top of block type lithium cell core 1 is provided with steel disc 2, and the top of steel disc 2 is provided with G5T26 chips 3, and G5T26 chips 3 are provided with the
One receiving electrode 4 and the second receiving electrode 5, one end of G5T26 chips 3 are additionally provided with the first sheet metal 6 and the second sheet metal 7, the first gold medal
One end of plug-in strip 8 is accompanied in the category sheet metal 7 of piece 6 and second, the other end of plug-in strip 8 is provided with blade contacts 9, block type lithium cell core
1 side is provided with fixed iron piece 10, and the bottom of fixed iron piece 10 is provided with the first fixes sleeve 11 and the second fixes sleeve 12,
Connected between first fixes sleeve 11 and the second fixes sleeve 12 by fuse 14, the first fixes sleeve 11 and the second fixed cover
The side of cylinder 12 is correspondingly provided with through hole 13, and fixation is correspondingly provided with the inwall of the first fixes sleeve 11 and the second fixes sleeve 12
Screw 15.
Further, a diode 16 is connected between the first receiving electrode 4 and the second receiving electrode 5, electric current connects by first
Electrode 4 flows to the second receiving electrode 5.
Further, fixed iron piece 10 is in anti-" L " type, the top of the first fixes sleeve 11 and the bottom of the top plate of fixed iron piece 10
It is fixedly connected between portion, blade contacts 9 are in cylinder, and between the bottom of blade contacts 9 and the top of the top plate of fixed iron piece 10
It is fixedly connected, when the top plate of fixed iron piece 10 declines, drives blade contacts 9 to decline, blade contacts 9 are during decline, no
Easily it is scattered.
Further, the first sheet metal 6 and the second sheet metal 7 are in " U " type, the first sheet metal 6 and the second sheet metal 7
Mutually it is close between inwall and one end of plug-in strip 8, blade contacts 9, which decline, drives one end of plug-in strip 8 to depart from the first sheet metal 6 and the
Two sheet metals 7.
Further, it is connected between the first receiving electrode 4 and the first sheet metal 6, the second receiving electrode 5 and the second sheet metal 7
Between be connected.
Further, the first receiving electrode 4 is connected with the positive terminal on li battery shell, the second receiving electrode 5 and block type
The positive pole connection of lithium cell core 1, when connecting electrical equipment, electric current is from block type lithium cell core to outflow, and diode 16 is turned on, this
Sample is allowed for after microswitch trips, and block type lithium cell core 1, which still can discharge, to be used.
Operation principle：When specifically used, when the temperature in use of block type lithium cell core 1 is too high, fuse will be broken, and be made
Obtain the first fixes sleeve 11 to be embedded into inside the second fixes sleeve 12, so that the top plate of fixed iron piece drives blade contacts 9
Decline, blade contacts 9, which decline, drives plug-in strip one end to depart from the inwall of two sheet metals, so as to complete power-off, the first receiving electrode 4 with
It is connected, is connected between the second receiving electrode 5 and the second sheet metal 7 between first sheet metal 6, the first receiving electrode 4 and shape lithium electricity
Positive terminal connection on the shell of pond, the second receiving electrode 5 is connected with the positive pole of block type lithium cell core 1, is connecting electrical equipment
When, electric current is from block type lithium cell core to outflow, and diode 16 is turned on, and so allows for after microswitch trips, block type lithium electricity
Pond core 1, which still can discharge, to be used.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out in the case where not departing from principle of the present utility model and spirit a variety of changes, repaiies
Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of lithium battery microswitch, including block type lithium cell core (1), steel disc (2), G5T26 chips (3), first connect electricity
Pole (4), the second receiving electrode (5), the first sheet metal (6), the second sheet metal (7), plug-in strip (8), blade contacts (9), fixed iron piece
(10), the first fixes sleeve (11), the second fixes sleeve (12), through hole (13), fuse (14), fixed screw (15) and two poles
Manage (16), it is characterised in that：The top of described piece of type lithium cell core (1) is provided with the steel disc (2), the top of the steel disc (2)
Provided with the G5T26 chips (3), the G5T26 chips (3) are provided with first receiving electrode (4) and second receiving electrode
(5), one end of the G5T26 chips (3) is additionally provided with first sheet metal (6) and second sheet metal (7), described first
Sheet metal (6) and second sheet metal (7) inner clip have one end of the plug-in strip (8), and the other end of the plug-in strip (8) is provided with
The blade contacts (9), the side of described piece of type lithium cell core (1) is provided with the fixed iron piece (10), the fixed iron piece
(10) bottom is provided with first fixes sleeve (11) and second fixes sleeve (12), first fixes sleeve (11)
Connected between second fixes sleeve (12) by the fuse (14), first fixes sleeve (11) and described the
The side of two fixes sleeves (12) is correspondingly provided with the through hole (13), first fixes sleeve (11) and second fixed cover
The fixed screw (15) is correspondingly provided with the inwall of cylinder (12).
2. a kind of lithium battery microswitch according to claim 1, it is characterised in that：First receiving electrode (4) with
A diode (16) is connected between second receiving electrode (5).
3. a kind of lithium battery microswitch according to claim 1, it is characterised in that：The fixed iron piece (10) is in anti-
" L " type, is fixedly connected between the top and the bottom of the fixed iron piece (10) top plate of first fixes sleeve (11), described
Blade contacts (9) are solid in cylinder, and between the bottom of the blade contacts (9) and the top of the fixed iron piece (10) top plate
Fixed connection.
4. a kind of lithium battery microswitch according to claim 1, it is characterised in that：First sheet metal (6) and
Second sheet metal (7) is in the inwall and the lock of " U " type, first sheet metal (6) and second sheet metal (7)
Mutually it is close between one end of knife (8).
5. a kind of lithium battery microswitch according to claim 1, it is characterised in that：First receiving electrode (4) with
It is connected, is connected between second receiving electrode (5) and second sheet metal (7) between first sheet metal (6).
6. a kind of lithium battery microswitch according to claim 1, it is characterised in that：First receiving electrode (4) with
Positive terminal connection on li battery shell, the positive pole of second receiving electrode (5) and described piece of type lithium cell core (1) connects
Connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720050116.5U CN206516565U (en) | 2017-01-16 | 2017-01-16 | A kind of lithium battery microswitch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720050116.5U CN206516565U (en) | 2017-01-16 | 2017-01-16 | A kind of lithium battery microswitch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206516565U true CN206516565U (en) | 2017-09-22 |
Family
ID=59865590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720050116.5U Expired - Fee Related CN206516565U (en) | 2017-01-16 | 2017-01-16 | A kind of lithium battery microswitch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206516565U (en) |
-
2017
- 2017-01-16 CN CN201720050116.5U patent/CN206516565U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170922 Termination date: 20200116 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |