CN217281102U - Novel lithium cell group protection shield - Google Patents
Novel lithium cell group protection shield Download PDFInfo
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- CN217281102U CN217281102U CN202220114889.6U CN202220114889U CN217281102U CN 217281102 U CN217281102 U CN 217281102U CN 202220114889 U CN202220114889 U CN 202220114889U CN 217281102 U CN217281102 U CN 217281102U
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- protection plate
- plate body
- lithium battery
- winding displacement
- battery pack
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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 relates to the technical field of lithium battery packs, and discloses a novel lithium battery pack protection plate, which comprises a protection plate body and a flat cable, wherein the flat cable is arranged at one side of the protection plate body and can be connected with the protection plate body, the inner side of the protection plate body is provided with an input end, the input end is arranged at the inner side of the protection plate body, the inner side of the flat cable is provided with an output end, the output end is arranged at the inner side of the flat cable, the inner side of the protection plate body is provided with a slide block, the slide block is fixed at the inner side of the protection plate body, the inner side of the slide block is provided with a compression spring, the compression spring is fixed at the inner side of the protection plate body, one end of the compression spring is provided with an inserting rod, the novel lithium battery pack protection plate provided by the utility model can be convenient to protect the lithium battery pack, and compared with the common lithium battery pack protection plate, the lithium battery protection plate provided by the utility model can ensure the stability of inserting and connecting during charging and discharging, convenient disassembly and assembly and the like.
Description
Technical Field
The utility model relates to a lithium cell group technical field especially relates to a novel lithium cell group protection shield.
Background
Lithium batteries can be broadly classified into two types: lithium metal batteries and lithium ion batteries. Lithium ion batteries do not contain lithium in the metallic state and are rechargeable. The fifth generation of rechargeable batteries, lithium metal batteries, was born in 1996, and their safety, specific capacity, self-discharge rate and cost-performance ratio were all superior to those of lithium ion batteries. Due to its own high technical requirement limits, only a few countries of companies are producing such lithium metal batteries.
The lithium battery protection board is used for charging and discharging protection of the series lithium battery pack, and simultaneously detects the overvoltage, undervoltage, overcurrent, short circuit and overtemperature states of each single battery in the battery pack, so that the service life of the battery is protected and prolonged, and the undervoltage protection ensures that each single battery is prevented from being damaged due to overdischarge when in discharge use.
Lithium cell group charge and discharge protection board need use the winding displacement to connect when using, the mode of the soldering for the wiring end of winding displacement is connected with lithium cell group, the output of winding displacement is connected with the input of protection shield through the mode of pegging graft, but the unstable condition of connection can appear in the mode of pegging graft under the condition of long-time use, thereby can lead to lithium cell group to appear the short circuit when using and destroy the circumstances such as, the staff is stable for being connected of protection shield and winding displacement, may beat the fixed glue in the junction and ensure the stability of junction, but the inconvenient subsequent dismantlement of mode of fixed glue connection is overhauld, bring the trouble for the staff.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model is not enough to prior art, the utility model provides a novel lithium cell group protection shield, possess the stability that can guarantee protection shield grafting when charging and discharging, and can make things convenient for advantages such as dismouting, a mode for solving grafting among the prior art can appear connecting unstable condition under the condition of long-time use, thereby can lead to lithium cell group to appear the short circuit when using and destroy the circumstances, staff is stable for being connected of protection shield and winding displacement, may beat the fixed glue in the junction and ensure the stability of junction, but the inconvenient subsequent dismantlement of mode of fixed glue connection is overhauld, bring troublesome problem for the staff.
(II) technical scheme
The utility model provides a following technical scheme: the utility model provides a novel lithium cell group protection shield, including protection plate body and winding displacement, this winding displacement sets up in one side of this protection plate body, and this winding displacement can be connected with the protection plate body, this protection shield is carried the inboard and is had the input, this input is installed in this protection shield inboard, the inboard of this winding displacement has the output, this output is installed in this winding displacement inboard, give protection plate body inboard and have the slider, this slider is fixed in this protection plate body inboard, the inboard of this slider has compression spring, this compression spring is fixed in this protection plate body inboard, this compression spring's one end has the inserted bar.
Through the utility model provides a novel lithium cell group protection shield, can be convenient for protect lithium cell group, and for ordinary lithium cell group protection shield, the utility model provides a lithium cell protection shield possesses the stability that can guarantee protection shield grafting when charging and discharging, and can make things convenient for advantages such as dismouting, a unstable condition can appear connecting under the condition of long-time use for the mode of pegging graft among the solution prior art, thereby can lead to lithium cell group to appear the condition such as short circuit when using and destroy, the staff is stable for being connected of protection shield and winding displacement for some, may beat the fixed glue in the junction and ensure the stability of junction, but the inconvenient subsequent dismantlement of mode that the fixed glue is connected overhauls, brings troublesome problem for the staff.
In a possible embodiment, the insertion rod is fixed to one end of the compression spring, and the insertion rod is in close contact with the protection plate body, and the insertion rod can move relative to the protection plate body.
In a possible embodiment, the input end can be inserted into the output end, the inner side of the flat cable has a limiting hole, and the insertion rod can be inserted into the limiting hole to contact with the flat cable.
Through setting up the inserted bar that can be convenient for carry out the restriction to the position of winding displacement, can restrict the position of winding displacement at the in-process that uses to can guarantee the stability in the use, and can avoid the winding displacement not hard up at the in-process that uses, the problem of contact failure appears, and then can avoid lithium cell group to appear the short circuit when using and destroy.
In a possible embodiment, the inner side of the protection plate body is provided with a limit cover, the limit cover is movably arranged on the inner side of the protection plate body, and the limit cover can swing relative to the protection frame.
In a possible embodiment, a torsion spring is arranged between the limiting covers, one end of the torsion spring is fixed on the outer surface of the protective cover, the other end of the torsion spring is fixed on the inner side of the protective cover, and the torsion spring can push the limiting covers to swing.
In a possible embodiment, the inner side of the protection plate body is provided with a push rod, the push rod is movably inserted into the inner side of the protection plate body, and the push rod can be contacted with the limit cover.
In a possible implementation manner, the push rod can push the limit cover to swing relative to the protection plate body, and a baffle is arranged on the inner side of the limit cover and fixed on the inner side of the limit cover, and the baffle can limit the position of the compression spring.
In a possible embodiment, a clamping block is disposed on the inner side of the position-limiting cover, and the clamping block is fixed on the inner side of the position-limiting cover and can limit the position of the position-limiting cover.
Can carry out spacing cover to the winding displacement through the setting, can be after the winding displacement installation, the position of winding displacement is restricted to reach the not hard up condition in the position that the winding displacement can not appear in the use, and can guarantee that the position of winding displacement can not remove at the in-process that uses, further increase is at the stability of transmission in-process, protects lithium cell group.
Compared with the prior art, the utility model provides a novel lithium cell group protection shield possesses following beneficial effect:
1. the utility model discloses a setting can be convenient for carry out the inserted bar of restriction to the position of winding displacement, can restrict the position of winding displacement at the in-process that uses to can guarantee the stability in the use, and can avoid the winding displacement not hard up at the in-process that uses, the problem of contact failure appears, and then can avoid lithium cell group to appear the short circuit when using and destroy.
2. The utility model discloses a setting can carry out spacing cover to the winding displacement, can be in the winding displacement installation back, and the position of winding displacement is restricted to reach the not hard up condition in the position that the winding displacement can not appear in the use, and can guarantee that the position of winding displacement can not remove at the in-process that uses, further increase is in the stability of transmission in-process, protects lithium cell group.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the invention, as claimed.
Drawings
Fig. 1 is a schematic view of an overall structure of a novel lithium battery pack protection plate provided by the present invention;
fig. 2 is a schematic partial structural view of a novel lithium battery pack protection plate provided by the present invention;
fig. 3 is a schematic diagram of a half-section structure of a novel lithium battery pack protection plate provided by the present invention;
fig. 4 is an internal structure schematic diagram of the novel lithium battery pack protection plate provided by the present invention.
Wherein: the device comprises a protection plate body 1, a flat cable 2, an input end 3, an output end 4, a sliding block 5, a compression spring 7, an insertion rod 8, a push rod 9, a limiting cover 11, a baffle 12 and a clamping block 13.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description of the present invention and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.
As shown in fig. 1-4, the utility model provides a novel lithium cell group protection shield, including protection plate body 1 and winding displacement 2, this winding displacement 2 sets up in one side of this protection plate body 1, and this winding displacement 2 can be connected with protection plate body 1, this protection shield is carried the inboard and is had input 3, this input 3 is installed in this protection shield inboard, the inboard of this winding displacement 2 has output 4, this output 4 is installed in this winding displacement 2 inboardly, slider 5 has for protection plate body 1 inboard, this slider 5 is fixed in this protection plate body 1 inboardly, the inboard of this slider 5 has compression spring 7, this compression spring 7 is fixed in this protection plate body 1 inboardly, the one end of this compression spring 7 has inserted bar 8.
Through the utility model provides a novel lithium battery pack protection shield, can be convenient for protect lithium battery pack, and for ordinary lithium battery pack protection shield, the utility model provides a lithium battery protection shield possesses the stability that can guarantee the protection shield grafting when charging and discharging, and can make things convenient for advantages such as dismouting, a unstable condition can appear connecting under the condition of long-time use for the mode of pegging graft among the solution prior art, thereby can lead to lithium battery pack to appear the short circuit when using and destroy the circumstances such as, staff is stable for being connected of protection shield and winding displacement 2 a bit, can beat the stationary glue in the junction and ensure the stability of junction, but the inconvenient subsequent dismantlement of mode of solid fixed glue connection is overhauld, brings troublesome problem for the staff.
In a possible embodiment, the insertion rod 8 is fixed to one end of the compression spring 7, and the insertion rod 8 is in close contact with the protection plate 1, and the insertion rod 8 can move relative to the protection plate 1.
In a possible embodiment, the input end 3 can be inserted into the output end 4, the flat cable 2 has a position-limiting hole inside, and the insertion rod 8 can be inserted into the position-limiting hole to contact with the flat cable 2.
Through setting up the inserted bar 8 that can be convenient for carry out the restriction to the position of winding displacement 2, can restrict winding displacement 2's position at the in-process that uses to can guarantee the stability in the use, and can avoid winding displacement 2 not hard up at the in-process that uses, the problem of contact failure appears, and then can avoid lithium cell group to appear the short circuit when using and destroy.
In a possible embodiment, the inside of the protection plate body 1 is provided with a limit cap 11, the limit cap 11 is movably mounted on the inside of the protection plate body 1, and the limit cap 11 can swing relative to the protection frame.
In a possible embodiment, a torsion spring is arranged between the position-limiting covers 11, one end of the torsion spring is fixed on the outer surface of the protection plate body 1, the other end of the torsion spring is fixed on the inner side of the protection cover, and the torsion spring can push the position-limiting covers 11 to swing.
In a possible embodiment, the inner side of the protection plate 1 has a push rod 9, the push rod 9 is movably inserted into the inner side of the protection plate 1, and the push rod 9 can contact with the limiting cover 11.
In a possible embodiment, the push rod 9 can push the limit cover 11 to swing relative to the protection plate body 1, and the limit cover 11 has a baffle 12 inside, the baffle 12 is fixed inside the limit cover 11, and the baffle 12 can limit the position of the compression spring 7.
In a possible embodiment, the inner side of the position-limiting cover 11 has a latch 13, the latch 13 is fixed to the inner side of the position-limiting cover 11, and the latch 13 can limit the position of the position-limiting cover 11.
Can carry out spacing cover 11 to winding displacement 2 through the setting, can be in winding displacement 2 installation back, the position of winding displacement 2 is restricted to reach the not hard up condition in position that winding displacement 2 can not appear in the use, and can guarantee in-process that uses that winding displacement 2's position can not remove, further increase is at the stability of transmission in-process, protects lithium cell group.
Furthermore the utility model also provides a novel lithium cell group protection shield's application method, insert input 3 with winding displacement 2 when using, under slider 5's restriction, inserted bar 8 can insert spacing hole, winding displacement 2 can promote push rod 9, thereby make spacing cover 11 swing, make spacing cover 11 form the joint to winding displacement 2, baffle 12 is spacing to compression spring 7, thereby avoid inserted bar 8 to return and contract, later fixture block 13 and protection plate body 1 joint, when dismantling, pull spacing cover 11, make spacing cover 11 promote push rod 9 ejecting with winding displacement 2, compression spring 7 loses the restriction, thereby inserted bar 8 can contract back, winding displacement 2 extracts.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
It should be noted that, in the case of no conflict, the embodiments and features of the embodiments of the present invention may be combined with each other.
The technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Claims (8)
1. The utility model provides a novel lithium cell group protection shield, a serial communication port, including protection plate body (1) and winding displacement (2), this winding displacement (2) set up in one side of this protection plate body (1), and this winding displacement (2) can be connected with protection plate body (1), this protection shield is carried inboard and is had input (3), this input (3) are installed in this protection shield inboardly, the inboard of this winding displacement (2) has output (4), this output (4) are installed in this winding displacement (2) inboardly, slider (5) have for protection plate body (1) inboard, this slider (5) are fixed in this protection plate body (1) inboardly, the inboard of this slider (5) has compression spring (7), this compression spring (7) are fixed in this protection plate body (1) inboardly, the one end of this compression spring (7) has inserted bar (8).
2. The lithium battery pack protection plate according to claim 1, wherein the insertion rod (8) is fixed to one end of the compression spring (7), the insertion rod (8) is in close contact with the protection plate body (1), and the insertion rod (8) can move relative to the protection plate body (1).
3. The lithium battery pack protection plate as claimed in claim 1, wherein the input terminal (3) can be plugged with the output terminal (4), the inner side of the flat cable (2) has a limiting hole, and the plug rod (8) can be inserted into the limiting hole to contact with the flat cable (2).
4. The lithium battery pack protection plate as claimed in claim 3, wherein the protection plate body (1) has a position limiting cover (11) on the inner side, the position limiting cover (11) is movably mounted on the inner side of the protection plate body (1), and the position limiting cover (11) can swing relative to the protection frame.
5. The lithium battery pack protection plate as claimed in claim 4, wherein a torsion spring is provided between the position-limiting covers (11), one end of the torsion spring is fixed on the outer surface of the protection plate body (1), the other end of the torsion spring is fixed inside the protection cover, and the torsion spring can push the position-limiting covers (11) to swing.
6. The lithium battery pack protection plate as claimed in claim 5, wherein the protection plate body (1) has a push rod (9) on the inner side, the push rod (9) is movably inserted into the protection plate body (1), and the push rod (9) can contact with the position-limiting cover (11).
7. The lithium battery pack protection plate as claimed in claim 6, wherein the push rod (9) can push the position limiting cover (11) to swing relative to the protection plate body (1), and the position limiting cover (11) has a baffle (12) inside, the baffle (12) is fixed inside the position limiting cover (11), and the baffle (12) can limit the position of the compression spring (7).
8. The lithium battery pack protection plate as claimed in claim 7, wherein the inside of the position-limiting cover (11) has a fixture block (13), the fixture block (13) is fixed inside the position-limiting cover (11), and the fixture block (13) can limit the position of the position-limiting cover (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220114889.6U CN217281102U (en) | 2022-01-17 | 2022-01-17 | Novel lithium cell group protection shield |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220114889.6U CN217281102U (en) | 2022-01-17 | 2022-01-17 | Novel lithium cell group protection shield |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217281102U true CN217281102U (en) | 2022-08-23 |
Family
ID=82897918
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220114889.6U Active CN217281102U (en) | 2022-01-17 | 2022-01-17 | Novel lithium cell group protection shield |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217281102U (en) |
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2022
- 2022-01-17 CN CN202220114889.6U patent/CN217281102U/en active Active
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