CN210897366U - Protection device in lithium battery installation and use - Google Patents

Protection device in lithium battery installation and use Download PDF

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Publication number
CN210897366U
CN210897366U CN201921213436.3U CN201921213436U CN210897366U CN 210897366 U CN210897366 U CN 210897366U CN 201921213436 U CN201921213436 U CN 201921213436U CN 210897366 U CN210897366 U CN 210897366U
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China
Prior art keywords
sliding
plate
grooves
battery
conductive
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CN201921213436.3U
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Chinese (zh)
Inventor
张林深
林波
戴玉玺
李安琪
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Anhui Hengsheng Internet of things Technology Co.,Ltd.
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Anhui Yuxin Energy Technology Co ltd
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries

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  • Battery Mounting, Suspending (AREA)

Abstract

The utility model discloses a protection device in lithium cell installation and use, comprising a base plate, the first sliding tray of a plurality of, adjacent two has been seted up to the up end of bottom plate first connecting groove has been seted up between the first sliding tray, and the first electric pillar of leading of interior diapire fixedly connected with of first sliding tray makes the lithium cell fix inside the battery jar through the cooperation of bottom plate, medium plate and apron, protects the lithium cell. The lithium batteries are sequentially placed in the battery jar, so that series connection of the multiple lithium batteries can be realized, different output voltages can be selected by adjusting the fixed positions of the damping sliding blocks, and the lithium battery jar is convenient to use in daily life.

Description

Protection device in lithium battery installation and use
Technical Field
The utility model relates to a lithium cell technical field, concretely relates to protection device in lithium cell installation and use.
Background
The 18650 common batteries are classified into lithium ion batteries and lithium iron phosphate batteries. The nominal voltage of the lithium ion battery is 3.7 v. Under the prior art, the battery shell can not resist the collision or extrusion in the installation and use processes of the battery, the battery is broken or damaged, and potential safety hazards exist, so that the safety performance of the lithium battery in the use and installation process is improved by a protection device.
The patent document with the publication number of CN207199717U discloses a lithium battery protection device with high heat dissipation efficiency, which comprises a lithium battery protection box, wherein a lithium battery is arranged in the middle of the inner cavity of the lithium battery protection box, a lithium battery anode plate is arranged on the left side of the outer surface of the top end of the lithium battery, a large expansion spring is arranged in the middle of the outer surface of the top end of the lithium battery, a lithium battery cathode plate is arranged on the right side of the outer surface of the top end of the lithium battery, the lithium battery protection device is arranged at the left end and the right end of the bottom end of the lithium battery, the lithium battery protection device comprises a first slot, a buffer layer, a small expansion spring, a second slot, a fixed cushion and a mesh plate, a fixed slot is arranged at the inner end of the fixed cushion, a fixed layer is arranged on the, the LED lamp also has a heat dissipation function and good functionality.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, an object of the utility model is to provide a protection device in the use of lithium cell installation, through the cooperation of bottom plate, medium plate and apron, make the lithium cell fix inside the battery jar, protect the lithium cell. The lithium batteries are sequentially placed in the battery jar, so that series connection of the multiple lithium batteries can be realized, different output voltages can be selected by adjusting the fixed positions of the damping sliding blocks, and the lithium battery jar is convenient to use in daily life.
The utility model discloses the technical problem who solves does:
A. how to protect the battery in installation and use, can match the battery of different quantity simultaneously, make things convenient for daily use.
The purpose of the utility model can be realized by the following technical scheme:
a protection device in the installation and use of a lithium battery comprises a bottom plate, wherein a plurality of first sliding grooves are formed in the upper end face of the bottom plate, a first connecting groove is formed between every two adjacent first sliding grooves, a first conductive column is fixedly connected to the inner bottom wall of each first sliding groove, the first conductive column located on one side of the bottom plate is electrically connected with a negative connector lug through a conducting wire, the other first conductive columns are fixedly connected with one end of a first conductive rod, the other end of the first conductive rod penetrates through the side wall, close to the negative connector lug, of each first sliding groove to reach the inner part of the adjacent first connecting groove, and a first sliding plate is connected in the first sliding grooves in a sliding mode;
the upper end face of the bottom plate is fixedly connected with a middle plate, the upper end face of the middle plate is provided with battery grooves with the same number as that of the first sliding grooves, the lithium batteries are placed in the battery grooves, the battery grooves are positioned above the first sliding grooves, a through hole communicated with the upper end face and the lower end face of the middle plate is formed between every two adjacent battery grooves, the through hole is positioned above the first connecting groove, a second sliding plate is slidably connected inside the battery grooves and positioned below the lithium batteries, the second sliding plate is connected with the inner bottom wall of the battery grooves through springs, a second conducting rod is fixedly inserted in the second sliding plate in a penetrating and inserting mode, the lower end of the second conducting rod penetrates through the bottom wall of the battery grooves and reaches the first sliding groove below the battery grooves, and the second conducting rod is fixedly inserted in the first sliding plate;
the through hole is movably inserted with an insertion plate, the insertion plate is fixedly connected to the lower end face of the same cover plate, and the cover plate and the middle plate are detachably clamped; the upper end face of the cover plate is provided with a third sliding groove, second conductive columns with the same number as the first sliding grooves are fixedly inserted into the inner bottom wall of the third sliding groove, the inner side wall of the third sliding groove is connected with a damping sliding block in a sliding mode, a conductive contact is fixedly connected to the lower end face of the damping sliding block, the conductive contact is connected with an anode connector lug through a wire, one end of a third conductive rod is fixedly connected to the side wall of each second conductive column, the third conductive rod is fixedly embedded into the cover plate and the plug board, and the other end of the third conductive rod reaches the outside of the lower end of the plug board.
Furthermore, the inner bottom wall of the third sliding groove is provided with fixed groove groups with the same number as the first sliding grooves, each fixed groove group comprises two fixed grooves, the second conductive column is located between the two fixed grooves, a fixed nut is fixedly connected in each fixed groove, the fixed nut is in threaded connection with a screw rod, and the screw rods are movably inserted in the damping sliding blocks.
Furthermore, a position of the screw rod between the fixing nut and the damping slide block is fixedly sleeved with a limiting ring.
The utility model has the advantages that:
(1) place a lithium cell at most in every battery jar as required, and the negative pole of lithium cell is down, and anodal up places from a left side to the right side according to the battery jar in proper order, through the cooperation of bottom plate, medium plate and apron, makes the lithium cell fix inside the battery jar, protects the lithium cell.
(2) Insert the plugboard in the through-hole, make the apron cover, the anodal lower extreme of leading electrical pillar with the second of lithium cell is contradicted this moment, the lower extreme of third conducting rod is contradicted with first conducting rod simultaneously, if the lithium cell is not placed on the right side of this third conducting rod this moment, then all lithium cells can not form the series connection, if the lithium cell has been placed on the right side of this third conducting rod, then all lithium cells realize establishing ties, control adjust damping slider again, behind fixed damping slider, electrically conductive contact leads electrical pillar intercommunication with the second, make the circuit intercommunication, negative pole connector lug and positive connector lug can be realized supplying power with the consumer connection. The lithium battery is simple and quick to install and connect.
(3) When being equipped with a plurality of lithium cells, the fixed position of accessible regulation damping slider selects different output voltage, the regulation output voltage that can be convenient fast, further makes things convenient for daily use.
Drawings
The present invention will be further described with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
fig. 3 is an enlarged view of a portion B in fig. 1.
In the figure: the battery comprises a bottom plate 1, a negative connector lug 101, a first conductive column 102, a first conductive rod 103, a first sliding groove 104, a first connecting groove 105, a first sliding plate 106, a middle plate 2, a battery jar 201, a second sliding plate 202, a second conductive rod 203, a cover plate 3, a third sliding groove 301, a second conductive column 302, a damping sliding block 303, a positive connector lug 304, a screw 305, a limiting ring 306, a conductive contact 307, a fixing nut 308, a third conductive rod 309, a plug board 4 and a lithium battery 5.
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. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-3, the present embodiment provides a protection device for installing and using a lithium battery, including a bottom plate 1, where four first sliding grooves 104 are formed on an upper end surface of the bottom plate 1, a first connecting groove 105 is formed between two adjacent first sliding grooves 104, a first conductive pillar 102 is fixedly connected to an inner bottom wall of the first sliding groove 104, the first conductive pillar 102 located on one side of the bottom plate 1 is electrically connected to a negative connector lug 101 through a conductive wire, the other first conductive pillars 102 are fixedly connected to one end of a first conductive rod 103, the other end of the first conductive rod 103 penetrates through a side wall of the first sliding groove 104 close to the negative connector lug 101 and reaches the inside of the adjacent first connecting groove 105, and a first sliding plate 106 is slidably connected to the first sliding groove 104;
the upper end surface of the bottom plate 1 is fixedly connected with a middle plate 2 which is made of insulating material, the upper end surface of the middle plate 2 is provided with battery slots 201 the number of which is the same as that of the first sliding slots 104, the lithium battery 5 is placed in the battery slots 201, the lithium battery 5 is 18650 type lithium battery, the battery slots 201 are positioned above the first sliding slots 104, a through hole which is communicated with the upper end surface and the lower end surface of the middle plate 2 is arranged between every two adjacent battery slots 201, the through hole is positioned above the first connecting slot 105, the interior of each battery slot 201 is slidably connected with a second sliding plate 202, the second sliding plate 202 is positioned below the lithium battery 5, the second sliding plate 202 is connected with the inner bottom wall of the battery slot 201 through a spring, the second sliding plate 202 is fixedly inserted with a second conducting rod 203, the lower end of the second conducting rod 203 penetrates through the bottom wall of the battery slot 201 and reaches the first sliding slot 104 below, the second conductive rod 203 is fixedly inserted in the first sliding plate 106;
the through hole is movably inserted with an insertion plate 4, the insertion plate 4 is fixedly connected with the lower end face of the same cover plate 3, and the cover plate 3 and the middle plate 2 are detachably clamped; the upper end surface of the cover plate 3 is provided with a third sliding groove 301, the inner bottom wall of the third sliding groove 301 is fixedly inserted with second conductive posts 302 with the same number as the first sliding grooves 104, the inner side wall of the third sliding groove 301 is connected with a damping slide block 303 in a sliding manner, the lower end surface of the damping slide block 303 is fixedly connected with a conductive contact 307, the conductive contact 307 is connected with a positive connector 304 through a wire, the side wall of the second conductive post 302 is fixedly connected with one end of a third conductive rod 309, the third conductive rod 309 is fixedly embedded in the cover plate 3 and the plug plate 4, and the other end of the third conductive rod 309 reaches the outside of the lower end of the plug plate 4.
The inner bottom wall of the third sliding groove 301 is provided with fixed groove groups, the number of which is the same as that of the first sliding grooves 104, each fixed groove group comprises two fixed grooves, the second conductive column 302 is located between the two fixed grooves, the fixed grooves are fixedly connected with fixed nuts 308, the fixed nuts 308 are in threaded connection with screws 305, and the screws 305 are movably inserted into the damping sliding blocks 303.
The position of the screw 305 between the fixing nut 308 and the damping slider 303 is fixedly sleeved with a limiting ring 306 to prevent the screw 305 from falling off.
The specific working process of this embodiment is as follows:
1) place a lithium cell 5 at most in every battery jar 201 as required, and the negative pole of lithium cell 5 is down, the positive pole is up, place from a left side to the right side according to battery jar 201 in proper order, the negative pole of placing lithium cell 5 in the battery jar 201 of lithium cell 5 and the upper end contact of second conducting rod 203, the second sliding plate 202 is because the gravity of lithium cell 5 will the downstream compression spring simultaneously, and the synchronous downstream of second conducting rod 203 and second sliding plate 202, it conflicts with the first conductive post 102 of below to reach the lower extreme of second conducting rod 203, negative pole connector lug 101 and lithium cell 5 intercommunication this moment
2) For the battery container 201 without the lithium battery 5, the second sliding plate 202 inside the battery container is supported by the spring, so that the second conductive rod 203 does not interfere with the first conductive pillar 102 below, thereby forming an open circuit.
3) Insert plugboard 4 in the through-hole, make apron 3 cover, the positive pole of lithium cell 5 this moment is contradicted with the lower extreme of second conductive post 302, and the lower extreme of third conducting rod 309 is contradicted with first conducting rod 103 simultaneously, if lithium cell 5 is not placed to this third conducting rod 309's right side this moment, the condition is described as 2), then all lithium cells 5 can not form the series connection, if placed lithium cell 5, the condition is described as 1), then all lithium cells 5 realize the series connection.
4) At this time, the damping slider 303 is adjusted left and right, the screw 305 is screwed into the fixing nut 308 for each battery container 201 to fix the damping slider 303, when the damping slider 303 needs to be moved, the screw 305 is screwed out of the fixing nut 308, after the damping slider 303 is fixed, the conductive contact 307 is communicated with the second conductive column 302 to communicate the circuit, and the electric device is connected to the negative electrode terminal 101 and the positive electrode terminal 304 to supply power.
5) When a plurality of lithium batteries 5 are installed, different output voltages can be selected by adjusting the fixing positions of the damping sliding block 303, for example, the voltage of each battery is 3.7V, and in the case of filling four lithium batteries 5, the output voltages corresponding to the four fixing positions from left to right are 3.7V, 7.4V, 11.1V and 14.8V respectively.
The foregoing is merely exemplary and illustrative of the structure of the invention, and various modifications, additions and substitutions as described in the detailed description may be made by those skilled in the art without departing from the structure or exceeding the scope of the invention as defined in the claims.

Claims (3)

1. A protection device for installing and using a lithium battery comprises a bottom plate (1) and is characterized in that, the upper end surface of the bottom plate (1) is provided with a plurality of first sliding grooves (104), a first connecting groove (105) is arranged between every two adjacent first sliding grooves (104), the inner bottom wall of each first sliding groove (104) is fixedly connected with a first conductive column (102), the first conductive column (102) positioned on one side of the bottom plate (1) is electrically connected with a negative connector lug (101) through a conducting wire, the other first conductive columns (102) are fixedly connected with one ends of first conductive rods (103), the other end of the first conducting rod (103) penetrates through the side wall of the first sliding groove (104) close to the negative connector lug (101) to reach the inner part of the adjacent first connecting groove (105), a first sliding plate (106) is connected in the first sliding groove (104) in a sliding manner;
the upper end face of the bottom plate (1) is fixedly connected with a middle plate (2), the upper end face of the middle plate (2) is provided with battery grooves (201) with the same number as that of the first sliding grooves (104), the lithium battery (5) is placed in the battery grooves (201), the battery grooves (201) are positioned above the first sliding grooves (104), a through hole communicated with the upper end face and the lower end face of the middle plate (2) is formed between every two adjacent battery grooves (201), the through hole is positioned above the first connecting groove (105), a second sliding plate (202) is connected inside the battery grooves (201) in a sliding mode, the second sliding plate (202) is positioned below the lithium battery (5), the second sliding plate (202) is connected with the inner bottom wall of the battery grooves (201) through a spring, a second conducting rod (203) is fixedly inserted in the second sliding plate (202) in a penetrating mode, the lower end of the second conducting rod (203) penetrates through the bottom wall of the battery grooves (201) and reaches the first sliding grooves (104) below, the second conducting rod (203) is fixedly inserted in the first sliding plate (106);
the through hole is movably inserted with an insertion plate (4), the insertion plate (4) is fixedly connected with the lower end face of the same cover plate (3), and the cover plate (3) is detachably clamped with the middle plate (2); the upper end surface of the cover plate (3) is provided with a third sliding groove (301), the inner bottom wall of the third sliding groove (301) is fixedly inserted with second conductive columns (302) with the same number as the first sliding grooves (104), the inner side wall of the third sliding groove (301) is connected with a damping slide block (303) in a sliding mode, the lower end surface of the damping slide block (303) is fixedly connected with a conductive contact (307), the conductive contact (307) is connected with a positive connector lug (304) through a wire, the side wall of the second conductive column (302) is fixedly connected with one end of a third conductive rod (309), the third conductive rod (309) is embedded in the fixed cover plate (3) and the plug plate (4), and the other end of the third conductive rod (309) reaches the outside of the lower end of the plug plate (4).
2. The protection device for installing and using the lithium battery as claimed in claim 1, wherein the inner bottom wall of the third sliding groove (301) is provided with a number of fixing groove sets equal to the number of the first sliding grooves (104), each fixing groove set comprises two fixing grooves, the second conductive pillar (302) is located between the two fixing grooves, a fixing nut (308) is fixedly connected in each fixing groove, a screw rod (305) is in threaded connection with each fixing nut (308), and the screw rod (305) is movably inserted in the damping sliding block (303).
3. The protection device for installing and using the lithium battery as claimed in claim 2, wherein a position of the screw (305) between the fixing nut (308) and the damping sliding block (303) is fixedly sleeved with a limiting ring (306).
CN201921213436.3U 2019-07-30 2019-07-30 Protection device in lithium battery installation and use Active CN210897366U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921213436.3U CN210897366U (en) 2019-07-30 2019-07-30 Protection device in lithium battery installation and use

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921213436.3U CN210897366U (en) 2019-07-30 2019-07-30 Protection device in lithium battery installation and use

Publications (1)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111674251A (en) * 2020-07-31 2020-09-18 朱倩 New energy automobile battery management equipment
CN114421099A (en) * 2022-03-31 2022-04-29 深圳市源科昱科技有限公司 Manufacturing method of flat plate type high-capacity lithium battery cover plate

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111674251A (en) * 2020-07-31 2020-09-18 朱倩 New energy automobile battery management equipment
CN114421099A (en) * 2022-03-31 2022-04-29 深圳市源科昱科技有限公司 Manufacturing method of flat plate type high-capacity lithium battery cover plate
CN114421099B (en) * 2022-03-31 2022-06-24 深圳市源科昱科技有限公司 Manufacturing method of flat plate type high-capacity lithium battery cover plate

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Effective date of registration: 20211027

Address after: 230000 room 1252, building a, phase II, innovation industrial park, No. 2800, innovation Avenue, high tech Zone, Hefei, Anhui Province

Patentee after: Anhui Hengsheng Internet of things Technology Co.,Ltd.

Address before: 230088 room 111, building 1, Science Park entrepreneurship center, No. 79, science Avenue, high tech Zone, Hefei, Anhui Province

Patentee before: Anhui Yuxin Energy Technology Co.,Ltd.