CN114243189A - Battery module, assembly method and lighting device - Google Patents

Battery module, assembly method and lighting device Download PDF

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Publication number
CN114243189A
CN114243189A CN202111505895.0A CN202111505895A CN114243189A CN 114243189 A CN114243189 A CN 114243189A CN 202111505895 A CN202111505895 A CN 202111505895A CN 114243189 A CN114243189 A CN 114243189A
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CN
China
Prior art keywords
battery
conductive
battery cover
battery module
electrode
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.)
Granted
Application number
CN202111505895.0A
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Chinese (zh)
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CN114243189B (en
Inventor
周明杰
何帅
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Oceans King Lighting Science and Technology Co Ltd
Oceans King Dongguan Lighting Technology Co Ltd
Shenzhen Oceans King Lighting Engineering Co Ltd
Original Assignee
Oceans King Lighting Science and Technology Co Ltd
Oceans King Dongguan Lighting Technology Co Ltd
Shenzhen Oceans King Lighting Engineering Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
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Application filed by Oceans King Lighting Science and Technology Co Ltd, Oceans King Dongguan Lighting Technology Co Ltd, Shenzhen Oceans King Lighting Engineering Co Ltd filed Critical Oceans King Lighting Science and Technology Co Ltd
Priority to CN202111505895.0A priority Critical patent/CN114243189B/en
Publication of CN114243189A publication Critical patent/CN114243189A/en
Application granted granted Critical
Publication of CN114243189B publication Critical patent/CN114243189B/en
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/244—Secondary casings; Racks; Suspension devices; Carrying devices; Holders characterised by their mounting method
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/233—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions
    • H01M50/242—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions adapted for protecting batteries against vibrations, collision impact or swelling
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/271—Lids or covers for the racks or secondary casings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/572—Means for preventing undesired use or discharge

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Connection Of Batteries Or Terminals (AREA)

Abstract

The invention is suitable for the technical field of battery modules of lighting devices, and provides a battery module which comprises a main shell, a battery arranged in the main shell, and a driving assembly connected with the battery, wherein the battery is provided with a first electrode and a second electrode, and the battery module also comprises a current limiting piece, a battery cover, a first conductive thread assembly and a second conductive thread assembly, wherein one end of the current limiting piece is connected with the first electrode, the battery cover covers the battery, the first conductive thread assembly is connected with the other end of the current limiting piece, and the second conductive thread assembly is connected with the second electrode; the first conductive thread component and the second conductive thread component are both arranged on the battery cover. The invention also provides an assembly method of the battery module and a lighting device. The battery module, the assembling method and the lighting device provided by the invention have the advantages that the battery module is easy to assemble, the connection of internal circuits is convenient, and the safety and the reliability are good.

Description

Battery module, assembly method and lighting device
Technical Field
The invention belongs to the technical field of battery modules of lighting devices, and particularly relates to a battery module, an assembly method and a lighting device.
Background
Among the prior art, the battery module in the lamps and lanterns has the unreliable problem of assembly, especially in occasions such as inflammable and explosive mining site, filling station, oil field, the reliability of its assembly must be guaranteed to the battery module, and safety can be guaranteed. On the other hand, the assembly of the battery module is usually complicated, and the structure of the lamp is difficult to simplify due to the unreasonable design of the battery module in the lamp.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a battery module, an assembly method and a lighting device, so that the battery module is easy to assemble, convenient for internal circuit connection and good in safety and reliability.
The technical scheme of the invention is as follows: a battery module comprises a main shell, a battery arranged in the main shell and a driving assembly connected with the battery, wherein the battery is provided with a first electrode and a second electrode, the battery module also comprises a current limiting piece, a battery cover, a first conductive thread assembly and a second conductive thread assembly, one end of the current limiting piece is connected with the first electrode, the battery cover covers the battery, the first conductive thread assembly is connected with the other end of the current limiting piece, and the second conductive thread assembly is connected with the second electrode; the first conductive thread component and the second conductive thread component are both arranged on the battery cover.
As a further improvement of the technical solution, the first conductive threaded component includes a first conductive nut and two first bolts respectively connected to two ends of the first conductive nut, the battery cover is provided with a first through hole, and the first conductive nut is embedded in the first through hole; the first bolt is positioned outside the battery cover and clamps one end of a first lead, and the other end of the first lead is connected to the driving assembly; the other first bolt is positioned in the battery cover and clamps one end of a second lead, and the other end of the second lead is connected with the current limiting piece;
the second conductive threaded component comprises a second conductive nut and two second bolts which are respectively connected to two ends of the second conductive nut, the battery cover is provided with a second through hole, and the second conductive nut is embedded in the second through hole; the second bolt is positioned outside the battery cover and clamps one end of a third lead, and the other end of the third lead is connected to the driving assembly; and the other second bolt is positioned in the battery cover and clamps one end of a fourth lead, and the other end of the fourth lead is connected to the second electrode.
As a further improvement of the technical scheme, a first protrusion protruding towards two sides is arranged at the first through hole, and the first conductive threaded component extends into the first protrusion; the second through hole is provided with a second bulge protruding towards two sides; the second conductive thread assembly extends into the second protrusion.
As a further improvement of the present technical solution, the first protrusion includes a first outer protrusion disposed at the first through hole and protruding outward, wherein the first bolt extends into the first outer protrusion and is connected to the first driving electrode of the driving assembly;
the first bulge comprises a first inner side bulge which is arranged at the first through hole and protrudes inwards; the other first bolt extends into the first inner side bulge and is connected with the other end of the flow limiting piece.
As a further improvement of the present technical solution, the second protrusion includes a second outer protrusion disposed at the second through hole and protruding outward, wherein the second bolt extends into the second outer protrusion and is connected to a second driving electrode of the driving assembly.
The second protrusion comprises a second inner protrusion arranged at the second through hole and protruding towards the inner side, and the second bolt extends into the second inner protrusion and is connected to the other end of the battery.
As a further improvement of the technical scheme, a plurality of partition plates are arranged on the inner side of the battery cover, and the plurality of partition plates and an inner wall of the battery cover surround to form a current-limiting installation groove for installing the current-limiting piece.
As a further improvement of the present invention, a protection member is provided between the outside of the battery and the inside of the battery cover.
As a further improvement of the technical solution, a plurality of hook structures are arranged on the outer side of the battery cover, and the main housing is further provided with a plurality of mounting portions which are connected with the hook structures in a matching manner.
The invention also provides an assembly method of the battery module, which is used for assembling the battery module and comprises the following steps:
placing both the battery and the current limiting member in the battery cover;
the first electrode is connected to one end of the current limiting piece, the second electrode is connected to the second conductive threaded component, and the other end of the current limiting piece is connected to the first conductive threaded component;
and connecting the battery cover with the main shell.
The invention also provides a lighting device which comprises the battery module.
According to the battery module, the assembling method and the lighting device, the first conductive thread component and the second conductive thread component are arranged on the battery cover, so that the battery module is easy to assemble and convenient for internal circuit connection, and is good in safety and reliability and convenient to disassemble and assemble; a plurality of baffle plates and an inner wall of the battery cover are arranged to surround to form a current-limiting mounting groove for mounting the current-limiting piece, so that the connection of internal circuits is more orderly, and the structural design is more compact.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a battery module according to an embodiment of the present invention;
fig. 2 is another schematic structural diagram of a battery module according to an embodiment of the invention;
fig. 3 is a bottom view of the cell cover in the battery module according to the embodiment of the present invention;
fig. 4 is a schematic structural diagram of the cell cover in the battery module according to the embodiment of the present invention;
fig. 5 is a schematic structural diagram of the main housing in a battery module according to an embodiment of the present invention;
fig. 6 is a schematic structural diagram illustrating that the battery cover is mounted to the main housing in the battery module according to the embodiment of the present invention;
fig. 7 is another schematic structural diagram of the battery cover mounted to the main housing in the battery module according to the embodiment of the present invention;
fig. 8 is a schematic structural view illustrating a structure in which the battery is mounted on the battery cover in the battery module according to the embodiment of the present invention;
FIG. 9 is a schematic sectional view taken along A-A in FIG. 8;
FIG. 10 is a schematic sectional view taken along section B-B of FIG. 8;
FIG. 11 is a schematic cross-sectional view taken along section C-C of FIG. 8;
fig. 12 is a schematic structural view of the first conductive nut in the battery module according to the embodiment of the invention;
fig. 13 is another schematic structural view illustrating the battery cover mounted with the battery in the battery module according to the embodiment of the present invention;
fig. 14 is a partial enlarged view at D in fig. 13.
Reference numbers in the figures:
1-a battery cover, 101-a hook structure, 102-a current-limiting installation groove, 103-a battery installation groove, 104-a first separation groove, 104 a-a first through hole, 104 b-a first outer protrusion, 104 c-a first inner protrusion, 105-a second separation groove, 105 a-a second through hole, 105 b-a second outer protrusion, 105 c-a second inner protrusion, 106-a first partition plate, 107-a third partition plate, 108-a second partition plate;
2-a battery; 3-a flow restriction; 4-a guard; 5-a cross recessed countersunk flat head screw; 6-first conductive nut, 61-tightening part; 7-main housing, 71-mounting section; 8-cross recessed countersunk flat head screw; 9-cross recessed countersunk flat head screw; 10-a drive assembly; 11-second conductive nut.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It should be noted that the terms "disposed" and "connected" should be interpreted broadly, and may be, for example, directly disposed or connected, or indirectly disposed or connected through intervening elements or intervening structures.
In addition, in the embodiments of the present invention, if there are terms of orientation or positional relationship indicated by "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., it is only for convenience of describing the present invention and simplifying the description, but not for indicating or implying that the structure, feature, device or element referred to must have a specific orientation or positional relationship, nor must be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
The various features and embodiments described in the embodiments may be combined in any suitable manner, for example, different embodiments may be formed by combining different features/embodiments, and in order to avoid unnecessary repetition, various possible combinations of features/embodiments in the present invention will not be described in detail.
As shown in fig. 1 to 12, a battery module according to an embodiment of the present invention includes a main housing 7, a battery 2, and a driving assembly 10; the battery 2 is arranged in the main shell 7; the driving assembly 10 is connected to the battery 2; the battery 2 is provided with a first electrode and a second electrode, and the battery module further comprises a current limiting piece 3, a battery cover 1, a first conductive threaded component and a second conductive threaded component; one end of the current limiting piece 3 is connected with the first electrode, the battery cover 1 covers the battery 2, the first conductive thread component is connected with the other end of the current limiting piece 3, and the second conductive thread component is connected with the second electrode; the first conductive thread component and the second conductive thread component are both arranged on the battery cover 1. According to the battery module provided by the embodiment of the invention, the first conductive thread component and the second conductive thread component are arranged on the battery cover 1, so that the battery module is easy to assemble, convenient for connection of internal circuits, convenient to disassemble and assemble and good in safety and reliability; and through the arrangement of the battery cover 1, the battery module is more reliable to use in an area with methane and coal dust explosive mixture gas in a coal mine, and the safety is better.
The first conductive threaded component comprises a first conductive nut 6 and two first bolts respectively connected to two ends of the first conductive nut 6, the battery cover 1 is provided with a first through hole 104a, and the first conductive nut 6 is embedded in the first through hole 104 a; wherein, the first bolt is positioned outside the battery cover 1 and clamps one end of a first lead, and the other end of the first lead is connected with the driving component 10; the other first bolt is located in the battery cover 1 and clamps one end of a second wire, and the other end of the second wire is connected to the current limiter 3.
The second conductive threaded component comprises a second conductive nut 11 and two second bolts respectively connected to two ends of the second conductive nut 11, the battery cover 1 is provided with a second through hole 105a, and the second conductive nut 11 is embedded in the second through hole 105 a; wherein one of the second bolts is located outside the battery cover 1 and clamps one end of a third wire, and the other end of the third wire is connected to the driving assembly 10; the other second bolt is positioned in the battery cover 1 and clamps one end of a fourth lead, and the other end of the fourth lead is connected to the second electrode.
Further, the battery cover 1 is provided with a first through hole 104a and a second through hole 105a, a first protrusion protruding towards two sides is arranged at the first through hole 104a, and the first conductive thread component extends into the first protrusion; a second protrusion protruding towards two sides is arranged at the second through hole 105 a; the second conductive thread assembly extends into the second protrusion. As an alternative embodiment, as shown in fig. 11 and 12, the first conductive nut 6 and the second conductive nut 11 are both copper nuts, and both ends of the copper nuts have tooth shapes, and the copper nuts further have tightening parts 61, and the tightening parts 61 are disposed in the middle sections of the copper nuts, so as to prevent the copper nuts from falling off from the first through holes 104a or the second through holes 105 a; in another embodiment, both the first bolt and the second bolt can be replaced by screws, and in this embodiment, the first bolt and the second bolt are replaced by cross countersunk head screws 5, so that the connection is stable and reliable, and the cost is low; of course, in other embodiments, the first conductive nut 6 and the second conductive nut 11 may be nuts or screws made of other conductive materials, and stable and reliable connection can be achieved.
Further, the first protrusion includes a first outer protrusion 104b, and the first outer protrusion 104b is disposed at the first through hole 104a and protrudes outward; wherein one of the first bolts extends into the first outer protrusion 104b and is connected to the first driving electrode of the driving assembly 10. In this embodiment, the driving assembly 10 includes a driving member, the first driving electrode is an anode of the driving member, and the first outside protrusion 104b disposed on the battery cover 1 can directly electrically connect with the anode of the driving member outside the battery cover 1, so that the connection is convenient and reliable.
Further, the first protrusion includes a first inner protrusion 104c, and the first inner protrusion 104c is disposed at the first through hole 104a and protrudes inwardly; the other first bolt extends into the first inner protrusion 104c and is connected to the other end of the flow restrictor 3. In this embodiment, the current limiting element 3 is a current limiting resistor, the first inner protrusion 104c is opposite to the first outer protrusion 104b and has a connection hole communicated with the first through hole 104a, and the first inner protrusion 104c disposed on the battery cover 1 is connected with the current limiting resistor, so that the structure is compact and the connection is convenient.
Further, the second protrusion includes a first outer protrusion 105b, the first outer protrusion 105b is disposed at the second through hole 105a and protrudes outward, wherein the second bolt extends into the first outer protrusion 105b and is connected to the second driving electrode of the driving assembly 10. In this embodiment, the driving assembly 10 includes a driving member, the first driving electrode is a negative electrode of the driving member, and the first outside protrusion 105b disposed on the battery cover 1 can directly electrically connect with the negative electrode of the driving member outside the battery cover 1, so that the connection is convenient.
Further, the second protrusion includes a first inner protrusion 105c disposed at the second through hole 105a and protruding inward, and the other second bolt extends into the first inner protrusion 105c and is connected to the other end of the battery 2. In this embodiment, the first electrode is a positive electrode, the second electrode is a negative electrode, the positive electrode of the battery 2 is connected to the current limiter 3, and the negative electrode of the battery 2 is connected to the other second bolt, so that the connection is reliable; and through the setting of battery cover 1, overall structure is more firm, the protection battery, will battery module further keeps apart with the external world through battery cover 1 simultaneously to make battery module have better security in the colliery in the area that has methane, coal dust explosive mixture gas in the pit.
Further, a plurality of partition plates are arranged on the inner side of the battery cover 1, and the plurality of partition plates and an inner wall of the battery cover 1 surround to form a current limiting installation groove 102 for installing the current limiting member 3. In specific application, the current limiting part 3 is locked on the battery cover 1 through a cross recessed countersunk head screw 8; the battery cover 1 of the present embodiment is provided with three separators, the three separators include a first separator 106, a second separator 108, and a third separator 107 opposite to an inner wall of the battery cover 1, and the first separator 106 is opposite to the second separator 108; the first partition plate 106 and one side wall of the battery cover 1 form a first separation groove 104, the second partition plate 108 and the other side wall of the battery cover 1 opposite to the one side wall form a second separation groove 105, the first through hole 104a is arranged in the first separation groove 104, the second through hole 105a is arranged in the second separation groove 105, a conducting wire or a cable is arranged in the first separation groove 104 and the second separation groove 105, the third partition plate 107 and the other side wall of the battery cover 1 form a battery installation groove 103 for installing the battery 2, the internal space of the battery cover 1 is divided into a plurality of installation separation grooves by the three partition plates, false installation is facilitated, layout is more reasonable, and the overall structure is more compact.
Further, a protection member 4 (a rubber pad in this embodiment) is disposed between the outer side of the battery 2 and the inner side of the battery cover 1, so as to provide buffering and protection for the battery 2, and the protection effect is good.
Furthermore, a plurality of hook structures 101 are disposed on the outer side of the battery cover 1, and a plurality of mounting portions 71 are disposed on the main housing 7 and are connected with the hook structures 101 in a matching manner. In the concrete application, the inboard of the main casing body 7 is provided with four installation departments 71, the installation department 71 has the through-hole, pothook structure 101 set up in battery cover 1, pothook structure 101 is provided with four, pothook structure 101 is for having the arch, and this arch has trapezoidal cross-section, and protruding card is gone into two sides of through-hole promptly and is the inclined plane, the protruding card of installation department 71 is gone into in the through-hole of installation department 71, bellied inclined plane stops in the pore wall of through-hole, can with battery cover 1 block in the main casing body 7, the limiting displacement of installation department 71 promptly can make battery cover 1 carries out prepositioning through pre-installation, is convenient for further lock through cross recess countersunk screw 9, and assembly back product reliability is high, further improves dismouting efficiency, is convenient for the maintenance of battery module.
The invention also provides an assembly method of the battery module, which is used for assembling the battery module and comprises the following steps:
placing the battery 2 and the current limiter 3 in the battery cover 1; in this embodiment, the battery 1 and the current limiter 3 are disposed adjacent to each other.
The first electrode is connected to one end of the current limiter 3, the second electrode is connected to the second conductive threaded component, and the other end of the current limiter 3 is connected to the first conductive threaded component; specifically, the first conductive nut 6 is embedded in the first through hole 104 a; clamping one end of a first lead by one of the first bolts, wherein the other end of the first lead is connected with the driving assembly 10; embedding the second conductive nut 11 in the second through hole 105 a; clamping one end of a second wire by using the other first bolt, wherein the other end of the second wire is connected with the current limiter 3; clamping one end of a third wire by one of the second bolts, wherein the other end of the third wire is connected with the driving assembly 10; and clamping one end of a fourth lead by using the other second bolt, wherein the other end of the fourth lead is connected with the second electrode.
The protection member 4 (a rubber pad in this embodiment) is attached between the battery cover 1 and the battery 2 to protect the battery 2;
the battery cover 1 is connected to the main housing 7. Specifically, the protrusions of the hook structures 101 are clamped into the through holes of the mounting part 71 for matching connection, so that the connection is reliable; and the upper cover 1 and the main shell body 7 are locked through the cross recessed countersunk head screw 9, so that the installation is more reliable.
The embodiment of the invention also provides a lighting device which comprises the battery module.
According to the battery module, the assembling method and the lighting device provided by the embodiment of the invention, the battery module is easy to assemble, convenient for connection of internal circuits, convenient to disassemble and assemble, and good in safety and reliability through the first conductive thread component and the second conductive thread component which are arranged on the battery cover 1; the battery cover 1 is arranged, so that the whole structure is more stable, the battery is protected, and meanwhile, the battery module is further isolated from the outside through the battery cover 1, so that the battery module is better in use safety in an area with methane and coal dust explosive mixture gas under a coal mine; the current limiting installation groove 102 used for installing the current limiting piece 3 is formed by surrounding a plurality of clapboards and the inner wall of the battery cover 1, the clapboards divide the inner space of the battery cover 1 into a plurality of installation sub-grooves, error installation prevention is facilitated, layout is more reasonable, the whole structure is more compact, connection of internal circuits is more orderly, and the structural design is more compact.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents or improvements made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims (10)

1. A battery module is characterized by comprising a main shell, a battery arranged in the main shell and a driving assembly connected with the battery, wherein the battery is provided with a first electrode and a second electrode, the battery module also comprises a current limiting piece, a battery cover, a first conductive threaded assembly and a second conductive threaded assembly, one end of the current limiting piece is connected with the first electrode, the battery cover covers the battery, the first conductive threaded assembly is connected with the other end of the current limiting piece, and the second conductive threaded assembly is connected with the second electrode; the first conductive thread component and the second conductive thread component are both arranged on the battery cover.
2. The battery module according to claim 1, wherein the first conductive thread assembly comprises a first conductive nut and two first bolts respectively connected to two ends of the first conductive nut, the battery cover is provided with a first through hole, and the first conductive nut is embedded in the first through hole; the first bolt is positioned outside the battery cover and clamps one end of a first lead, and the other end of the first lead is connected to the driving assembly; the other first bolt is positioned in the battery cover and clamps one end of a second lead, and the other end of the second lead is connected with the current limiting piece;
the second conductive threaded component comprises a second conductive nut and two second bolts which are respectively connected to two ends of the second conductive nut, the battery cover is provided with a second through hole, and the second conductive nut is embedded in the second through hole; the second bolt is positioned outside the battery cover and clamps one end of a third lead, and the other end of the third lead is connected to the driving assembly; and the other second bolt is positioned in the battery cover and clamps one end of a fourth lead, and the other end of the fourth lead is connected to the second electrode.
3. The battery module according to claim 2, wherein the first through hole is provided with a first protrusion protruding to both sides, and the first conductive screw member protrudes into the first protrusion; the second through hole is provided with a second bulge protruding towards two sides; the second conductive thread assembly extends into the second protrusion.
4. The battery module as set forth in claim 3, wherein the first protrusion comprises a first outer protrusion disposed at the first through hole and protruding outward, wherein a first bolt extends into the first outer protrusion and is connected to the first driving electrode of the driving assembly;
the first bulge comprises a first inner side bulge which is arranged at the first through hole and protrudes inwards; the other first bolt extends into the first inner side bulge and is connected with the other end of the flow limiting piece.
5. The battery module of claim 4, wherein the second protrusion comprises a second outer protrusion disposed at the second through hole and protruding outward, and wherein a second bolt extends into the second outer protrusion and is connected to a second driving electrode of the driving assembly.
The second protrusion comprises a second inner protrusion arranged at the second through hole and protruding towards the inner side, and the second bolt extends into the second inner protrusion and is connected to the other end of the battery.
6. The battery module according to any one of claims 1 to 5, wherein a plurality of partitions are provided at an inner side of the battery cover, and the plurality of partitions surround an inner wall of the battery cover to form a current limiting installation groove for installing the current limiting member.
7. The battery module according to claim 6, wherein a guard is provided between the outside of the battery and the inside of the battery cover.
8. The battery module as claimed in claim 7, wherein the battery cover is provided with a plurality of hook structures at the outer side thereof, and the main housing is further provided with a plurality of mounting portions engaged with the hook structures.
9. An assembling method of a battery module, for assembling the battery module according to any one of claims 1 to 8, comprising the steps of:
placing both the battery and the current limiting member in the battery cover;
the first electrode is connected to one end of the current limiting piece, the second electrode is connected to the second conductive threaded component, and the other end of the current limiting piece is connected to the first conductive threaded component;
and connecting the battery cover with the main shell.
10. A lighting device, characterized by comprising the battery module according to any one of claims 1 to 8.
CN202111505895.0A 2021-12-10 2021-12-10 Battery module, assembling method and lighting device Active CN114243189B (en)

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Application Number Priority Date Filing Date Title
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CN114243189B CN114243189B (en) 2024-06-11

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