CN218039611U - Battery module and fixing structure thereof - Google Patents
Battery module and fixing structure thereof Download PDFInfo
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- CN218039611U CN218039611U CN202222000111.5U CN202222000111U CN218039611U CN 218039611 U CN218039611 U CN 218039611U CN 202222000111 U CN202222000111 U CN 202222000111U CN 218039611 U CN218039611 U CN 218039611U
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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 application relates to the technical field of battery modules, and provides a battery module and a fixing structure thereof, and the fixing structure comprises: the battery fixing frame is provided with an inner cavity, the battery pack is detachably arranged in the inner cavity, the inner cavity is provided with a first opening and a second opening, the first opening is positioned at one end in the length direction, and the second opening is positioned at one side in the height direction; the battery cover is detachably connected with one end of the battery fixing frame along the length direction and covers the first opening; the circuit board assembly is connected with the other end of the battery fixing frame along the length direction, and the circuit board assembly is partially arranged in the inner cavity in a penetrating mode and is inserted into the battery pack. The battery fixing frame, the battery cover and the circuit board assembly are arranged, so that the normal power supply function of the battery module is guaranteed; the battery fixing frame is detachably connected with the battery cover, so that a user can conveniently install and detach the battery pack from the fixing structure when replacing the battery pack, and the convenience of replacing the battery pack by the user is effectively improved.
Description
Technical Field
The application relates to the technical field of battery modules, in particular to a battery module and a fixing structure thereof.
Background
With the rise of new energy, electric vehicles receive more and more attention. The battery module is an important component of the electric vehicle. Because the service life of the battery is limited, the battery module of the electric vehicle is required to be replaced after the electric vehicle is used for a certain period; the battery module comprises a circuit, a shell and a battery pack arranged in the shell; when the service life of the battery module is shortened and the battery module needs to be replaced, the circuit and the shell can be generally continuously used, and only the battery pack needs to be replaced; however, the current battery module is of an integral structure, so that the battery pack is not convenient to disassemble and replace from the shell, and therefore, when the battery is replaced, a user generally needs to replace the whole battery module, great waste is caused, and the use cost of the user is increased.
Thus, the prior art is deficient and is subject to improvement and development.
SUMMERY OF THE UTILITY MODEL
In view of above-mentioned prior art not enough, the utility model aims at providing a battery module and fixed knot constructs thereof, aims at solving current battery module and is overall structure, is not convenient for dismantle the change from the shell with the group battery, and the user needs to change whole battery module, has caused very big waste, has increased user use cost's problem.
The technical scheme adopted by the application for solving the technical problem is as follows: a fixing structure of a battery module for mounting a battery pack, comprising:
the battery fixing frame is provided with an inner cavity, the battery pack is detachably mounted in the inner cavity, the inner cavity is provided with a first opening and a second opening, the first opening is located at one end in the length direction, and the second opening is located at one side in the height direction;
the battery cover is detachably connected with one end of the battery fixing frame along the length direction and covers the first opening;
the circuit board assembly is connected with the other end of the battery fixing frame along the length direction, and the circuit board assembly is partially arranged in the inner cavity in a penetrating mode and is inserted into the battery pack.
Further, the battery holder includes:
the bottom frame is connected with the circuit board assembly, one end of the bottom frame along the height direction is provided with a first flanging, and the first flanging is used for abutting against the battery pack;
the first side frame and the third side frame are respectively connected with two ends of the second side frame along the width direction and are positioned on the same side of the second side frame, the first side frame and the third side frame are detachably connected with the battery cover, and the first side frame, the second side frame and the third side frame are all connected with the same side of the bottom frame;
wherein the first side frame, the second side frame, the third side frame and the bottom frame enclose the inner cavity.
Further, the battery cover includes:
the two ends of the supporting main body along the width direction are detachably connected with the first side frame and the third side frame;
the limiting plate is connected with one side, deviating from the second side frame, of the supporting main body, and the limiting plate and the supporting main body are both used for abutting against the battery pack.
Furthermore, one side of the limiting plate, which is close to the second side frame, is provided with a protrusion, and the protrusion is used for abutting against the battery pack.
Further, the fixing structure further includes:
the buffer piece is arranged on one side, close to the battery fixing frame, of the battery cover.
Further, the fixing structure further includes:
the first positioning pin is arranged on the bottom frame and faces one side of the battery cover, and the first positioning pin is used for being clamped with the battery pack.
Further, in the above-mentioned case, the fixing structure further includes:
and the second positioning pin is arranged on one side, facing the circuit board assembly, of the bottom frame and is clamped with the circuit board assembly.
Further, the fixing structure further includes:
and the third positioning pin is arranged on one side, facing the battery cover, of the first side frame and the third side frame and is clamped with the battery cover.
Further, the circuit board assembly includes:
the PCB is detachably connected with one end of the battery fixing frame;
the electrode contact pin is arranged on one side of the PCB and is used for being inserted into the battery pack;
and the output interface is arranged on the other side of the PCB.
The other technical scheme adopted by the application for solving the technical problem is as follows: a battery module, comprising:
the fixed structure as described above;
a battery pack disposed on the fixed structure.
Compared with the prior art, the battery module and the fixing structure thereof are provided, the battery fixing frame, the battery cover and the circuit board assembly are arranged, the battery fixing frame and the battery cover are used for fixing the battery pack, and the circuit board assembly is used for communicating the battery pack with external electric equipment, so that the normal power supply function of the battery module is guaranteed; the battery fixing frame is detachably connected with the battery cover, so that a user can conveniently install and detach the battery pack from the fixing structure when replacing the battery pack, the convenience of replacing the battery pack by the user is effectively improved, the fixing structure can be repeatedly utilized, the waste of resources is avoided, and the use cost of the user is effectively reduced; the circuit board is inserted in the group battery, and when the group battery was connected with fixed knot structure electricity, the group battery can adopt to pull out the mode of inserting, has further promoted the convenience that the user changed the group battery.
Drawings
Fig. 1 is a perspective view illustrating a fixing structure of a battery module provided in the present application;
fig. 2 is a schematic perspective view of a battery module provided in the present application;
fig. 3 is a schematic perspective exploded view of a battery module provided in the present application;
fig. 4 is a schematic perspective view illustrating an exploded structure of a battery module provided in the present application from another perspective;
FIG. 5 is a schematic perspective view of a battery holder in a holding structure provided in the present application;
description of reference numerals:
10. a fixed structure; 11. a battery holder; 12. a battery cover; 13. a circuit board assembly; 14. a buffer member; 15. an inner cavity; 111. a bottom frame; 112. a first side frame; 113. a second side frame; 114. a third side frame; 115. a second avoiding hole; 116. mounting holes; 117. second flanging; 118. hanging a lug; 1191. a first positioning pin; 1192. a second positioning pin; 1193. a third positioning pin; 1111. a first flanging; 1112. a first avoiding hole; 1131. heat dissipation holes; 121. a second pin hole; 122. a support body; 123. a limiting plate; 1231. a protrusion; 131. a PCB; 132. electrode pins are inserted; 133. an output interface; 1311. a first pin hole; 20. a battery module; 21. a battery pack; 211. a socket; 212. a guide groove.
Detailed Description
Reference will now be made in detail to embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like or similar 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 only for the purpose of explaining the present application and are not to be construed as limiting the present application.
In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be considered limiting of the present application. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless otherwise specified.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
With the rise of new energy, electric vehicles receive more and more attention. The battery module is an important component of the electric vehicle. Because the service life of the battery is limited, the battery module of the electric vehicle needs to be replaced after the electric vehicle is used for a certain period; the battery module comprises a circuit, a shell and a battery pack arranged in the shell; when the service life of the battery module is shortened and the battery module needs to be replaced, the circuit and the shell can be generally continuously used, and only the battery pack needs to be replaced; however, the current battery module is of an integral structure, so that the battery pack is not convenient to disassemble and replace from the shell, and therefore, when the battery is replaced, a user generally needs to replace the whole battery module, so that great waste is caused, and the use cost of the user is increased. The battery module and the fixing structure thereof are provided, the battery module is fixed by the battery fixing frame, the battery cover and the circuit board assembly, the circuit board assembly is communicated with the battery pack and external electric equipment, and the normal power supply function of the battery module is guaranteed; the battery fixing frame is detachably connected with the battery cover, so that a user can conveniently install and detach the battery pack from the fixing structure when replacing the battery pack, the convenience of replacing the battery pack by the user is effectively improved, the fixing structure can be repeatedly utilized, the waste of resources is avoided, and the use cost of the user is effectively reduced; the circuit board assembly is inserted into the battery pack, and when the battery pack is electrically connected with the fixing structure, the battery pack can be inserted and pulled, so that the convenience of replacing the battery pack by a user is further improved; reference will be made in detail to the following examples.
Referring to fig. 1 to fig. 3, a fixing structure 10 of a battery module 20 for mounting a battery pack 21 is provided in a first embodiment of the present application, and includes a battery fixing frame 11, a battery cover 12 and a circuit board assembly 13; the battery holder 11 is provided with an inner cavity 15, the battery pack 21 is detachably mounted in the inner cavity 15, the inner cavity 15 is provided with a first opening and a second opening, the first opening is positioned at one end in the length direction, and the second opening is positioned at one side in the height direction; the battery cover 12 is detachably connected with one end of the battery fixing frame 11 along the length direction and covers the first opening; the circuit board assembly 13 is connected to the other end of the battery holder 11 along the length direction, and the circuit board assembly 13 partially penetrates through the inner cavity 15 and is inserted into the battery pack 21.
It can be understood that the battery pack 21 can be a lithium battery or a storage battery, and the fixing structure 10 provided by the application is applied to the battery module 20, and is used for fixing and electrically connecting the battery pack 21, and is convenient for a user to detach the battery pack 21 from the fixing structure 10, so that the user only needs to replace the battery pack 21 without replacing the fixing structure 10 when replacing the battery, the utilization rate of the fixing structure 10 is improved, the waste of resources is avoided, and the use cost of the user is effectively reduced; specifically, the battery pack 21 can be placed into the inner cavity 15 of the battery holder 11 from the first opening and the second opening, the battery holder 11 and the battery cover 12 respectively fix two ends of the battery pack 21, and after the battery holder 11 is connected with the battery cover 12, the battery pack 21 placed between the battery holder 11 and the battery cover 12 is fixed; the battery fixing frame 11 is detachably connected with the battery cover 12, so that a user can conveniently install and fix the battery pack 21 and can conveniently detach the battery pack 21 when replacing the battery pack 21, and the convenience of replacing the battery pack 21 is improved for the user; the circuit board assembly 13 is mounted on the battery fixing frame 11, the battery pack 21 is placed in the inner cavity 15 of the battery fixing frame 11, the circuit board assembly 13 penetrates through the inner cavity 15 and is plugged on the battery pack 21 and communicated with the battery pack 21, the circuit board assembly 13 is used for electrically connecting a battery and external electric equipment, and the external electric equipment can be electric equipment such as a motor or an electric lamp; the battery fixing frame 11 and the battery cover 12 can be of a sheet metal structure, and are convenient to process and manufacture;
by arranging the battery fixing frame 11, the battery cover 12 and the circuit board assembly 13, the battery fixing frame 11 and the battery cover 12 fix the battery pack 21, and the circuit board assembly 13 is communicated with the battery pack 21 and external electric equipment, so that the normal power supply function of the battery module 20 is guaranteed; the detachable connection of the battery fixing frame 11 and the battery cover 12 is convenient for a user to install and detach the battery pack 21 from the fixing structure 10 when the user replaces the battery pack 21, so that the convenience of the user for replacing the battery pack 21 is effectively improved, the fixing structure 10 can be repeatedly utilized, the waste of resources is avoided, and the use cost of the user is effectively reduced; the circuit board assembly 13 is inserted into the battery pack 21, and when the battery pack 21 is electrically connected with the fixing structure 10, the battery pack 21 can be inserted and pulled, so that convenience of replacing the battery pack 21 by a user is further improved.
With continuing reference to fig. 2 and 3, in other preferred embodiments, the circuit board assembly 13 includes a PCB 131, electrode pins 132 and an output interface 133; the PCB 131 is detachably connected with one end of the battery fixing frame 11; the electrode pins 132 are disposed at one side of the PCB 131 and used for being inserted into the battery pack 21; the output interface 133 is disposed at the other side of the PCB 131.
It can be understood that the PCB 131 is detachably connected to the battery holder 11 by screws or clamping; the PCB 131 may be a resin board provided with circuit traces; the PCB 131 and the battery fixing frame 11 are provided with screw holes, and screws are installed in the screw holes to fix the PCB 131 and the battery fixing frame 11; the electrode pin 132 and the output interface 133 are respectively installed on two sides of a PCB (Printed Circuit Board) 131, a power supply protection Circuit is arranged on the PCB 131, the electrode pin 132 is inserted into the battery pack 21 and electrically connected with the battery pack 21, specifically, a socket 211 corresponding to the electrode pin 132 is arranged on the battery pack 21, a connection elastic sheet is arranged in the socket 211, and the electrode pin 132 is inserted into the socket 211 and conducted with the connection elastic sheet, so as to ensure the Circuit conductivity after the battery pack 21 is connected with the electrode pin 132; the output interface 133 is connected to an external power consumption device; through setting up PCB 131, electrode contact pin 132 and output interface 133, can realize the electricity of group battery 21 and outside consumer and be connected, ensure that group battery 21 installs and realize the normal power supply function on fixed knot constructs 10, the setting of motor contact pin grafting group battery 21, make group battery 21 and circuit intercommunication convenient, after the function normal use of group battery 21 on fixed knot constructs 10 is installed to the assurance, the convenience of installing and removing of fixed knot constructs 10 and group battery 21 has further been promoted, make fixed knot construct 10 can recycle, avoid the waste of resource, and then effectual reduction user's use cost.
Referring to fig. 2, 4 and 5, in another preferred embodiment, the battery holder 11 includes a bottom frame 111, a first side frame 112, a second side frame 113 and a third side frame 114; the bottom frame 111 is connected with the circuit board assembly 13, one end of the bottom frame 111 along the height direction is provided with a first flange 1111, and the first flange 1111 is used for abutting against the battery pack 21; the first side frame 112 and the third side frame 114 are respectively connected to two ends of the second side frame 113 along the width direction and located on the same side of the second side frame 113, the first side frame 112 and the third side frame 114 are detachably connected to the battery cover 12, and the first side frame 112, the second side frame 113 and the third side frame 114 are all connected to the same side of the bottom frame 111; the first side frame 112, the second side frame 113, the third side frame 114 and the bottom frame 111 enclose the inner cavity 15.
It can be understood that the bottom frame 111 is located at one end of the battery pack 21 along the length direction, so as to limit the length direction of the battery pack 21; the first side frame 112 and the third side frame 114 are respectively located at two ends of the battery pack 21 along the width direction, so that the limiting effect on the width direction of the battery pack 21 is realized; the second side frame 113 is located at one end of the battery pack 21 in the height direction, and the first flanging 1111 is located at the other end of the battery pack 21 in the height direction, so that the limiting effect on the height direction of the battery pack 21 is realized; through setting up underframe 111, first side frame 112, second side frame 113 and third side frame 114, and set up first turn-ups 1111 at underframe 111 along the one end of direction of height, the fixed limiting displacement of group battery 21 spare has been realized, group battery 21 spare only can be followed length direction and removed, move along the direction of battery cover 12 promptly, cooperation battery cover 12, the complete fixation with group battery 21 has been realized, the connection reliability after group battery 21 installs at battery mount 11 has been ensured, the user is made things convenient for simultaneously the group battery 21 of dismouting on battery mount 11, the user only need follow length direction removal group battery 21, can be fixed with group battery 21, the effectual convenience that reduces the user and change group battery 21, make fixed knot construct 10 can recycle, avoid the waste of resource, and then effectual reduction user's use cost.
Referring to fig. 1, fig. 3 and fig. 5, in another preferred embodiment, the bottom frame 111 is provided with a first avoiding hole 1112, and the first avoiding hole 1112 is disposed corresponding to the output interface 133, so as to leave a space for the output interface 133 to be mounted on the PCB 131.
With reference to fig. 1, fig. 3 and fig. 5, in another preferred embodiment, a second avoiding hole 115 is disposed at a connection position of the bottom frame 111 and the second side frame 113, the second avoiding hole 115 is disposed corresponding to the electrode pin 132, the electrode pin 132 passes through the second avoiding hole 115 and is inserted into the battery pack 21, and the second avoiding hole 115 leaves an insertion space for the electrode pin 132 and the battery pack 21.
Referring to fig. 2 and 5, in another preferred embodiment, the second side frame 113 is provided with a plurality of heat dissipating holes 1131 for dissipating heat of the battery pack 21 mounted on the battery holder 11.
With reference to fig. 2 and fig. 5, in other preferred embodiments, the first side frame 112 and the third side frame 114 are provided with mounting holes 116, so that the fixing structure 10 can be detachably connected to an external electric device through the mounting holes 116 when in use, and the fixing structure 10 can be conveniently mounted and dismounted on the external electric device, so that the fixing structure 10 can be used by being mounted and dismounted for many times, thereby effectively reducing the use cost of a user.
With continued reference to fig. 2 and fig. 5, in other preferred embodiments, a hanging loop 118 is disposed on the first side frame 112 or the third side frame 114, and the fixing structure 10 can be connected to an external electric device through the hanging loop 118, so that the fixing structure 10 can be conveniently mounted on the external electric device when in use.
With continuing reference to fig. 2 and fig. 5, in other preferred embodiments, the ends of the first side frame 112 and the third side frame 114, which are away from the second side frame 113, are respectively provided with a second flange 117, and the mounting hole 116 and the hanging lug 118 are both arranged on the second flange 117, so that a user can connect the fixing structure 10 with an external electric device through the second flange 117, thereby improving the convenience of the fixing structure 10.
Referring to fig. 3 to fig. 5, in another preferred embodiment, the fixing structure 10 further includes a first positioning pin 1191, the first positioning pin 1191 is disposed on a side of the bottom frame 111 facing the battery cover 12, and the first positioning pin 1191 is used for being engaged with the battery pack 21.
It is understood that the first positioning pin 1191 is used for guiding and positioning the battery pack 21, so as to facilitate the installation of the battery pack 21 on the battery holder 11; the battery pack 21 is provided with a guide groove 212, and the guide groove 212 is arranged corresponding to the first positioning pin 1191; through setting up first locating pin 1191, effectively promote the convenience that battery 21 spare and battery mount 11 were installed and removed, convenience of customers changes battery 21.
Referring to fig. 2 and fig. 3, in another preferred embodiment, the fixing structure 10 further includes a second positioning pin 1192, and the second positioning pin 1192 is disposed on a side of the bottom frame 111 facing the circuit board assembly 13 and is clamped with the circuit board assembly 13.
It can be understood that the first positioning pin 1191 is used for positioning the circuit board assembly 13, specifically, the PCB 131 is provided with a first pin hole 1311, the first pin hole 1311 is disposed corresponding to the second positioning pin 1192, the second positioning pin 1192 is clamped with the first pin hole 1311, the PCB 131 is positioned, and it is ensured that the electrode pin 132 on the PCB 131 is aligned with the socket 211 of the battery pack 21, so that the battery pack 21 is conducted with the electrode pin 132 after the battery holder 11 is mounted; through set up second locating pin 1192 on underframe 111, have the positioning action to circuit board components 13, ensure that circuit board components 13 accurately installs on the preset position of battery mount 11, and then ensure that group battery 21 switches on smoothly with circuit board components 13 after installing 11 battery mounts, has effectively ensured the normal power supply function of group battery 21 after 11 battery mounts.
Referring to fig. 1 and fig. 4, in another preferred embodiment, the fixing structure 10 further includes a third positioning pin 1193, and the third positioning pin 1193 is disposed on one side of the first side frame 112 and the third side frame 114 facing the battery cover 12, and is clamped with the battery cover 12.
It can be understood that the third positioning pin 1193 is used for positioning the battery cover 12, specifically, the battery cover 12 is provided with a second pin hole 121, the second pin hole 121 is arranged corresponding to the third positioning pin 1193, the third positioning pin 1193 is clamped with the second pin hole 121 to position the battery cover 12, and it is ensured that the electrode pins 132 on the PCB 131 are aligned with the sockets 211 of the battery pack 21, so that the battery pack 21 is conducted with the electrode pins 132 after the battery holder 11 is mounted; the third positioning pins 1193 are disposed on the first side frame 112 and the third side frame 114, so that the battery cover 12 is positioned, and the battery cover 12 is accurately mounted on the predetermined position of the battery fixing frame 11, so that the battery cover 12 cooperates with the battery fixing frame 11 to effectively fix the battery pack 21, and the connection reliability between the battery pack 21 and the battery fixing frame 11 is effectively improved.
Referring to fig. 1, 3 and 5, in other preferred embodiments, the battery cover 12 includes a supporting body 122 and a limiting plate 123; the supporting body 122 is detachably connected to the first side frame 112 and the third side frame 114 at two ends along the width direction; the limiting plate 123 is connected to a side of the supporting main body 122 departing from the second side frame 113, and both the limiting plate 123 and the supporting main body 122 are used for abutting against the battery pack 21.
It can be understood that the supporting body 122 is L-shaped after being connected with the limiting plate 123, and after the supporting body 122 is connected with the first side frame 112 and the third side frame 114, the supporting body 122 and the limiting plate 123 respectively form a limit to one side of the battery pack 21 in the length direction and one side of the battery pack in the height direction; the support main body 122 can be detachably connected with the first side frame 112 and the third side frame 114 by screws or clamping, so that the installation and the disassembly are convenient, and the convenience of replacing the battery pack 21 by a user is improved; the battery cover 12 can be a sheet metal part, and the limiting plate 123 and the supporting main body 122 are bent to form a spring plate structure, so that elastic limiting and shock absorption effects on the battery pack 21 are achieved; the supporting body 122 is provided with a plurality of limiting plates 123, the limiting plates 123 are arranged at intervals to limit different positions of the battery pack 21, and the fixing effect of the battery cover 12 on the battery pack 21 can be improved.
Referring to fig. 2, fig. 3 and fig. 5, in other preferred embodiments, a protrusion 1231 is disposed on a side of the limiting plate 123 close to the second side frame 113, and the protrusion 1231 is used for abutting against the battery pack 21.
It can be understood that, by arranging the protrusion 1231, the protrusion 1231 abuts against the battery pack 21, and the other positions of the limiting plate 123 are spaced from the battery pack 21, so that the protrusion 1231 can be sufficiently attached to the battery pack 21, and the fixing effect of the battery cover 12 on the battery pack 21 can be further improved; specifically, the supporting body 122 is provided with a plurality of limiting plates 123, and the protrusions 1231 on the plurality of limiting plates 123 limit different positions of the battery pack 21, so that the fixing effect of the battery cover 12 on the battery pack 21 can be improved.
With reference to fig. 3, in other preferred embodiments, the fixing structure 10 further includes a buffer 14, and the buffer 14 is disposed on a side of the battery cover 12 close to the battery fixing frame 11.
It can be understood that the buffer member 14 has a buffer and shock absorption function for the battery pack 21 after the battery pack 21 is installed between the battery holder 11 and the battery cover 12; the buffer 14 can be made of buffer cotton, buffer soft rubber and other materials; the buffer member 14 may be mounted on the battery cover 12 by means of binding or adhesion.
With reference to fig. 2, a battery module 20 is further provided in the second embodiment of the present application, which includes a battery pack 21 and the fixing structure 10; the battery pack 21 is disposed on the fixing structure 10.
It can be understood, in the battery module 20 that this application provided, will be adopting above-mentioned fixed knot structure 10 to install fixed battery pack 21, battery mount 11 and battery cover 12 realize fixing battery pack 21, circuit board assembly 13 intercommunication battery pack 21 and outside consumer, the normal power supply function of battery module 20 has been ensured, wherein, battery mount 11 is connected with dismantling of battery cover 12, be convenient for user's installation fixed battery pack 21, and dismantle when changing battery pack 21, effectively promote the convenience that the user changed battery pack 21, make fixed knot structure 10 can recycle, avoid the waste of resource, and then effectual reduction user's use cost, the circuit board is pegged graft in battery pack 21, realize with the intercommunication of battery pack 21, battery pack 21 pulls out and inserts the convenience, the convenience of installing and removing of battery pack 21 with fixed knot structure 10 has further been ensured.
In other preferred embodiments, when assembling the battery module 20, the battery pack 21 is first slid into the bottom frame 111 along the first side frame 112 or the third side frame 114 of the battery holder 11, the first positioning pin 1191 disposed on the bottom frame 111 is aligned with the guiding slot 212 of the battery pack 21, the first positioning pin 1191 is snapped into the guiding slot 212, and the battery pack 21 abuts against the bottom frame 111; aligning the second pin hole 121 of the battery cover 12 with the third positioning pin 1193 on the battery fixing frame 11, and then fixing the battery cover 12 and the battery fixing frame 11 by using screws; then, the first pin holes 1311 of the circuit board assembly 13 are aligned with the second positioning pins 1192 of the battery holder 11, the electrode pins 132 of the circuit board assembly 13 are inserted into the sockets 211 of the battery pack 21 and connected with the connecting elastic pieces, and then the circuit board assembly 13 and the battery holder 11 are fixed by screws.
To sum up, this application provides a battery module and fixed knot constructs thereof, and fixed knot constructs and includes: the battery fixing frame is used for fixing one end of the battery pack; the battery cover is detachably connected with one end of the battery fixing frame and used for fixing the other end of the battery pack; and the circuit board assembly is connected with the other end of the battery fixing frame and is used for being plugged on the battery pack. The battery fixing frame, the battery cover and the circuit board assembly are arranged, the battery fixing frame and the battery cover fix the battery pack, and the circuit board assembly is communicated with the battery pack and external electric equipment, so that the normal power supply function of the battery module is guaranteed; the battery fixing frame is detachably connected with the battery cover, so that a user can conveniently install and detach the battery pack from the fixing structure when replacing the battery pack, the convenience of replacing the battery pack by the user is effectively improved, the fixing structure can be repeatedly utilized, the waste of resources is avoided, and the use cost of the user is effectively reduced; the battery pack is inserted into the circuit board assembly, and when the battery pack is electrically connected with the fixed structure, the battery pack can be inserted and pulled, so that the convenience of replacing the battery pack by a user is further improved.
It should be understood that the application of the present application is not limited to the above examples, and that modifications or changes may be made by those skilled in the art based on the above description, and all such modifications and changes are intended to fall within the scope of the appended claims.
Claims (10)
1. The utility model provides a fixed knot of battery module constructs for the installation group battery, its characterized in that includes:
the battery fixing frame is provided with an inner cavity, the battery pack is detachably mounted in the inner cavity, the inner cavity is provided with a first opening and a second opening, the first opening is located at one end in the length direction, and the second opening is located at one side in the height direction;
the battery cover is detachably connected with one end of the battery fixing frame along the length direction and covers the first opening;
the circuit board assembly is connected with the other end of the battery fixing frame along the length direction, and the circuit board assembly is partially arranged in the inner cavity in a penetrating mode and is inserted into the battery pack.
2. The fixing structure according to claim 1, wherein the battery holder comprises:
the bottom frame is connected with the circuit board assembly, one end of the bottom frame in the height direction is provided with a first flanging, and the first flanging is used for abutting against the battery pack;
the first side frame and the third side frame are respectively connected with two ends of the second side frame along the width direction and are positioned at the same side of the second side frame, the first side frame and the third side frame are detachably connected with the battery cover, and the first side frame, the second side frame and the third side frame are all connected with the same side of the bottom frame;
wherein the first side frame, the second side frame, the third side frame and the bottom frame enclose the inner cavity.
3. The fixing structure according to claim 2, wherein the battery cover comprises:
the two ends of the supporting main body along the width direction are detachably connected with the first side frame and the third side frame;
the limiting plate is connected with one side, deviating from the second side frame, of the supporting main body, and the limiting plate and the supporting main body are both used for abutting against the battery pack.
4. The fixing structure according to claim 3, wherein a protrusion is provided on a side of the position limiting plate close to the second side frame, and the protrusion is used for abutting against the battery pack.
5. The fixation structure of claim 1, further comprising:
the buffer piece is arranged on one side, close to the battery fixing frame, of the battery cover.
6. The fixation structure of claim 2, further comprising:
the first positioning pin is arranged on the bottom frame and faces one side of the battery cover, and the first positioning pin is used for being clamped with the battery pack.
7. The fixation structure of claim 2, further comprising:
and the second positioning pin is arranged on one side, facing the circuit board assembly, of the bottom frame and is clamped with the circuit board assembly.
8. The fixation structure of claim 2, further comprising:
and the third positioning pin is arranged on one side, facing the battery cover, of the first side frame and the third side frame and is clamped with the battery cover.
9. The fixing structure according to claim 1, wherein the circuit board assembly includes:
the PCB is detachably connected with one end of the battery fixing frame;
the electrode contact pin is arranged on one side of the PCB and is used for being plugged in the battery pack;
and the output interface is arranged on the other side of the PCB.
10. A battery module, comprising:
the fixation structure of any one of claims 1-9;
a battery pack disposed on the fixed structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222000111.5U CN218039611U (en) | 2022-07-29 | 2022-07-29 | Battery module and fixing structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222000111.5U CN218039611U (en) | 2022-07-29 | 2022-07-29 | Battery module and fixing structure thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218039611U true CN218039611U (en) | 2022-12-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222000111.5U Active CN218039611U (en) | 2022-07-29 | 2022-07-29 | Battery module and fixing structure thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218039611U (en) |
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2022
- 2022-07-29 CN CN202222000111.5U patent/CN218039611U/en active Active
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