CN219591510U - Battery box and traveling device comprising same - Google Patents
Battery box and traveling device comprising same Download PDFInfo
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- CN219591510U CN219591510U CN202321332773.0U CN202321332773U CN219591510U CN 219591510 U CN219591510 U CN 219591510U CN 202321332773 U CN202321332773 U CN 202321332773U CN 219591510 U CN219591510 U CN 219591510U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model discloses a battery box and a traveling device comprising the battery box. The battery box includes: a battery module; the box body is used for accommodating the battery module and provided with two opposite first side walls, and the first side walls are provided with heat dissipation structures; the heat dissipation module comprises a heat conduction shell, a heat conduction unit and an elastic structure; the heat conduction shell is clamped between two adjacent battery modules, the heat conduction unit is arranged in the heat conduction shell, the elastic structure is arranged on the outer side wall of the heat conduction shell and is configured to be pressed to generate resilience force so as to press the battery module relatively close to the first side wall on the first side wall. So, heat conduction shell and heat conduction unit all can absorb battery module's heat in order to improve battery module's radiating effect, under elastic construction's resilience effect, can keep closely to tightly support between battery module and the first side wall relatively near first lateral wall to improve the radiating effect and the radiating efficiency to the inside battery module of box and make the inside temperature distribution of box more even.
Description
Technical Field
The utility model relates to the technical field of batteries, in particular to a battery box and a running device comprising the battery box.
Background
With the development of social economy, energy and environmental problems are increasingly severe, and as an effective method for solving the problems, the electric automobile has come to have unprecedented development opportunities. Currently, power batteries are the main components limiting the development of electric automobiles, wherein the state of the art of power battery thermal management has a significant impact on the service life and the use effect of power batteries.
The power battery of the prior art generally comprises a box body and a plurality of battery modules arranged on the box body, wherein a heat dissipation structure is arranged on the side wall of the box body to dissipate heat of the battery modules, however, due to the influences of factors such as production errors, assembly errors, thermal expansion deformation generated by the battery modules after long-time working and the like, the battery modules cannot be tightly abutted to the side wall of the box body, and the problems of poor heat dissipation and uneven temperature distribution in the power battery are easily caused.
Disclosure of Invention
In order to overcome at least one of the defects described in the prior art, the utility model provides a battery box and a driving device comprising the battery box, and aims to solve the problems of poor heat dissipation and uneven temperature distribution in the existing power battery.
The utility model adopts the technical proposal for solving the problems that:
a battery box, comprising: a battery module; the box body is used for accommodating the battery module and is provided with two opposite first side walls, and the first side walls are provided with heat dissipation structures; the heat dissipation module comprises a heat conduction shell, a heat conduction unit and an elastic structure; the heat conduction shell is clamped between two adjacent battery modules, the heat conduction unit is arranged in the heat conduction shell, the elastic structure is arranged on the outer side wall of the heat conduction shell and is configured to be pressed to generate resilience force so as to press the battery modules relatively close to the first side wall.
According to the battery box provided by the utility model, on one hand, the heat conduction shell and the heat conduction unit can absorb heat generated in the charging and discharging processes of the battery module so as to improve the heat dissipation effect on the battery module; on the other hand, the heat dissipation structure of the first side wall can exchange heat with the outside to discharge heat after absorbing heat, even if production errors, assembly errors, thermal expansion deformation of the battery module after long-time working and the like occur, under the action of resilience force of the elastic structure, the battery module relatively close to the first side wall and the first side wall can still keep a tight and tight state, and sufficient and balanced heat transfer can be carried out between the heat dissipation structure and the battery module so as to ensure that the heat dissipation structure can sufficiently and uniformly dissipate heat of the battery module, thereby improving the heat dissipation effect and heat dissipation efficiency of the battery module in the box and ensuring that the temperature distribution in the box is more uniform; importantly, the battery box can be applied to a running device, and when the running device runs, the elastic structure can buffer and damp the battery module to improve the working stability of the battery module, and the elastic structure can ensure the safety of the battery module in severe or mild impact and reduce economic loss.
According to some embodiments of the utility model, the resilient structure is arched and arches away from the thermally conductive shell when not under pressure.
According to some embodiments of the utility model, the heat conductive shell may be inserted between two adjacent battery modules along a first direction, the elastic structure has two fixing ends, the elastic structure is connected to the heat conductive shell through the two fixing ends, and the two fixing ends are arranged along the first direction.
According to some embodiments of the utility model, the elastic structures are respectively arranged on two opposite outer side walls of the heat conducting shell.
According to some embodiments of the utility model, a deformation cavity is formed between the outer side wall of the heat conducting shell and the elastic structure, and the deformation cavity provides a deformation space for the elastic structure.
According to some embodiments of the utility model, the battery box further comprises a fan, a ventilation cavity is formed inside the heat conducting shell, the heat conducting unit is arranged in the ventilation cavity, and the fan is used for discharging air flow of the ventilation cavity to the outside.
According to some embodiments of the utility model, a shrinkage cavity is further formed in the heat conducting shell, the shrinkage cavity is communicated with the ventilation cavity, and the caliber of the shrinkage cavity is gradually reduced along the direction away from the ventilation cavity.
According to some embodiments of the utility model, a diversion cavity is formed at one end of the heat conducting shell, the ventilation cavity, the shrinkage cavity and the diversion cavity are sequentially communicated, and the caliber of the diversion cavity is equal to the minimum caliber of the shrinkage cavity.
According to some embodiments of the utility model, two heat dissipation modules are clamped between two adjacent battery modules, the ventilation cavities of the two heat conduction shells are arranged oppositely, and the diversion cavities of the two heat conduction shells are arranged oppositely.
According to some embodiments of the utility model, the heat conducting unit is a plurality of heat conducting teeth, and the plurality of heat conducting teeth are distributed in the ventilation cavity.
According to some embodiments of the utility model, a heat conducting groove is formed in the outer side wall of the heat conducting shell, the heat conducting groove is used for injecting flowing heat conducting glue, and the heat conducting glue is connected with the heat conducting shell and the battery module after being solidified.
According to some embodiments of the utility model, the heat dissipation structure is a heat conduction sheet, and the battery module relatively close to the heat conduction sheet is tightly attached to the heat conduction sheet under the action of resilience force of the elastic structure.
In addition, the utility model also provides a running device comprising the battery box.
According to the running device provided by the utility model, the heat dissipation module not only has a heat dissipation function on the battery module, but also has a buffering and damping function on the battery module when the running device is in operation, so that the working stability and the working safety of the battery module are greatly improved.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present utility model;
FIG. 2 is a schematic diagram of an exploded structure of an embodiment of the present utility model;
fig. 3 is a schematic view illustrating a state in which the heat dissipation module is not inserted between two battery modules according to an embodiment of the present utility model;
fig. 4 is a schematic view illustrating a state of the heat dissipation module according to an embodiment of the present utility model at a viewing angle when the heat dissipation module is inserted between two battery modules;
fig. 5 is a schematic view illustrating a state of the heat dissipation module according to an embodiment of the present utility model at another view angle when the heat dissipation module has been inserted between two battery modules;
FIG. 6 is a schematic structural diagram of a heat dissipating module according to an embodiment of the utility model at a view angle;
FIG. 7 is a schematic cross-sectional view of a heat dissipating module according to an embodiment of the utility model;
FIG. 8 is a schematic diagram of a heat dissipation module according to an embodiment of the utility model in another view;
FIG. 9 is a schematic cross-sectional view of a heat dissipating module according to an embodiment of the utility model;
fig. 10 is a schematic structural view of a battery module according to an embodiment of the present utility model.
Wherein the reference numerals have the following meanings:
the battery comprises a 1-battery module, an 11-end plate, a 12-battery core, a 2-box body, a 21-first side wall, a 22-heat dissipation rib, a 3-heat dissipation module, a 31-heat conduction shell, a 311-ventilation cavity, a 312-shrinkage cavity, a 313-diversion cavity, a 314-heat conduction groove, a 32-heat conduction unit, a 33-elastic structure, a 331-fixed end, a 4-deformation cavity, a 5-fan, a 51-air outlet, a 6-heat pipe, a 7-box cover, an 8-insulation foam and a 9-sealing ring.
Detailed Description
For a better understanding and implementation, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model.
In the description of the present utility model, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.
The utility model is described in further detail below with reference to the accompanying drawings.
Referring to fig. 1 to 8, the utility model discloses a battery box, which comprises a box body 2, a heat dissipation module 3 and two battery modules 1, wherein the two battery modules 1 are arranged in the box body 2, and the heat dissipation module 3 is clamped between the two battery modules 1. Further, the case 2 has two opposite first side walls 21, the first side walls 21 are provided with a heat dissipation structure, and the heat dissipation module 3 includes a heat conduction shell 31, a heat conduction unit 32, and an elastic structure 33; the heat conducting shell 31 is clamped between the two battery modules 1, the heat conducting unit 32 is arranged in the heat conducting shell 31, the elastic structure 33 is arranged on the outer side wall of the heat conducting shell 31, and the elastic structure 33 is configured to be pressed to generate resilience force so as to respectively move the two battery modules 1 towards the two first side walls 21, so that the two battery modules 1 are pressed against the two first side walls 21 in a one-to-one correspondence manner.
Thus, by adopting the above scheme, on one hand, the heat conducting shell 31 and the heat conducting unit 32 can both absorb the heat generated by the battery module 1 in the charge and discharge process to improve the heat dissipation effect on the battery module 1, on the other hand, the heat dissipation structure of the first side wall 21 can exchange heat with the outside to discharge the heat after absorbing the heat, even if production errors, assembly errors, thermal expansion deformation and other problems occur in the battery module 1 after long-time working, the battery module 1 and the first side wall 21 can still be kept in a tightly abutted state under the resilience force of the elastic structure 33, and sufficient and balanced heat transfer can be carried out between the heat dissipation structure and the battery module 1 to ensure that the heat dissipation structure can sufficiently and uniformly dissipate the heat of the battery module 1, thereby improving the heat dissipation effect and the heat dissipation efficiency on the battery module 1 inside the box 2 and ensuring that the temperature distribution inside the box 2 is more uniform; importantly, the battery box can be applied to a running device, when the running device runs, the elastic structure 33 can also buffer and damp the battery module 1 to improve the working stability of the battery module 1, and the elastic structure 33 can ensure the safety of the battery module 1 in severe or mild impact and reduce economic loss.
Specifically, in the present embodiment, in order to improve the heat dissipation effect on the battery module 1, the heat dissipation structure is a heat conductive sheet provided on the first side wall 21, and the battery module 1 and the heat conductive sheet can be kept in a tightly adhered state under the resilience of the elastic structure 33.
It should be noted that, in some other embodiments, the number of the battery modules 1 may be set to 3, 4, 5, etc., and the number of the heat dissipation modules 3 may be set to a plurality corresponding to each other, and each heat dissipation module 3 is respectively clamped between two adjacent battery modules 1, and the battery modules 1 relatively close to the heat conductive sheet and the heat conductive sheet can keep a tightly adhered state under the resilience force of the elastic structure 33, which is selected according to the actual production requirement and is not limited only herein.
As shown in fig. 2, 3 and 6, preferably, in the present embodiment, when the elastic structure 33 is not pressed, the elastic structure 33 is arched and arches in a direction away from the heat conductive case 31, so that the contact area of the arched elastic structure 33 with the battery module 1 is large, when the elastic structure 33 is pressed, the arched elastic structure 33 can exert sufficient, gentle and balanced resilience force on the battery module 1, and the arched elastic structure 33 can also play a good supporting and positioning role and a buffering and damping role on the battery module 1. Specifically, in the present embodiment, the elastic structure 33 is made of plastic; indeed, in some other embodiments, the elastic structure 33 may be made of rubber or silica gel, and the shape of the elastic structure 33 may be, but not limited to, square or sheet, etc., and is not limited to the arch shape in the present embodiment, and may be selected according to practical needs.
As shown in fig. 3, 4 and 5, in particular, in the present embodiment, the heat conductive case 31 may be interposed between adjacent two battery modules 1 in a first direction, more particularly, the first direction is the up-down direction shown in fig. 3; preferably, in the present embodiment, the elastic structure 33 has two fixed ends 331, the elastic structure 33 is connected to the heat conductive shell 31 through the two fixed ends 331, and the two fixed ends 331 are arranged along the first direction, so that the arrangement direction of the elastic structure 33 is substantially consistent with the insertion direction of the heat conductive shell 31, and the elastic structure 33 can provide guidance for the heat conductive shell 31 when the heat conductive shell 31 is inserted, so as to achieve the purpose of relatively saving labor and smoothly inserting the heat conductive shell 31 between two adjacent battery modules 1, and achieve the purpose of avoiding the problem of assembly dislocation of the heat conductive shell 31. It should be noted that, in some other embodiments, the two fixing ends 331 may be arranged along a direction perpendicular to the first direction or a direction inclined to the first direction, which is selected according to practical requirements.
As shown in fig. 8 and 9, in this embodiment, preferably, the elastic structures 33 are respectively disposed on two opposite outer sidewalls of the heat conductive shell 31, and a deformation cavity 4 is formed between the outer sidewall of the heat conductive shell 31 and the elastic structures 33, and the deformation cavity 4 provides a deformation space for the elastic structures 33, so as to further improve the supporting and positioning effects and the cushioning effects of the elastic structures 33 on the battery module 1. It should be noted that, in some other embodiments, the elastic structure 33 may be disposed on only one side of the heat conductive shell 31, which is selected according to practical needs.
As shown in fig. 1 and 2, further, in this embodiment, in order to improve the heat dissipation effect on the inside of the battery box, the battery box further includes a fan 5, a ventilation cavity 311 is formed in the heat conducting shell 31, the heat conducting unit 32 is disposed in the ventilation cavity 311, and the fan 5 is used for discharging the air flow of the ventilation cavity 311 to the outside to take away the heat stored in the heat conducting unit 32. Specifically, in this embodiment, the fan 5 is disposed on the outer side wall of the box 2, preferably, a sealing ring 9 is disposed at a connection between the outer side wall of the box 2 and the fan 5, so that the sealing effect of the IP65 level can be maintained for the whole product under the condition of being equipped with the fan 5, so as to reduce adverse effects of foreign objects such as dust or rainwater on the battery box, and widen the application scenario of the product.
As shown in fig. 7, 8 and 9, in this embodiment, preferably, the heat conducting unit 32 is a plurality of heat conducting teeth, and the plurality of heat conducting teeth are uniformly distributed in the ventilation cavity 311. Preferably, in the present embodiment, the heat conductive shell 31 and the heat conductive teeth are integrally formed of aluminum metal, which has advantages of low price, light weight and good heat conductivity; indeed, in some other embodiments, the heat conductive shell 31 and the heat conductive teeth may be made of, but not limited to, aluminum alloy or copper, and the heat conductive shell 31 and the heat conductive teeth may be connected in a split type, which is selected according to practical requirements.
Further, in this embodiment, a necking cavity 312 is formed in the heat conducting shell 31, a diversion cavity 313 is further formed at one end of the heat conducting shell 31, the ventilation cavity 311, the necking cavity 312 and the diversion cavity 313 are sequentially communicated, the caliber of the necking cavity 312 gradually decreases along the direction away from the ventilation cavity 311, and the caliber of the diversion cavity 313 is equal to the minimum caliber of the necking cavity 312. So set up, under the effect of fan 5, the air current loops through ventilation chamber 311, throat chamber 312 and water conservancy diversion chamber 313 and is discharged to the external world by the air outlet 51 of fan 5 at last, because ventilation chamber 311's bore is biggest, the air current is diffused the speed reduction in ventilation chamber 311, the air current can evenly distribute in ventilation chamber 311 in order fully and balanced take away the heat that the heat conduction tooth stored, because the bore in throat chamber 312 reduces along the direction of keeping away from ventilation chamber 311, the air current is accelerated by gathering gradually when the mouth 312 in the throat, because the bore in water conservancy diversion chamber 313 is minimum, the air current is further accelerated by gathering when the water conservancy diversion chamber 313 in order to realize the quick exhaust purpose of air current, thereby can discharge battery module 1 to the external world in the heat that charge and discharge in-process produced fast.
As shown in fig. 5, in the present embodiment, two heat dissipation modules 3 are preferably disposed between two adjacent battery modules 1, the ventilation cavities 311 of the two heat conduction shells 31 are disposed opposite to each other, and the flow guiding cavities 313 of the two heat conduction shells 31 are disposed opposite to each other, so that the two heat dissipation modules 3 can respectively dissipate heat in different areas inside the battery box to improve the heat dissipation effect inside the battery box; preferably, in the present embodiment, the diversion cavities 313 of the two heat conducting shells 31 are arranged opposite to the air outlets 51 of the two fans 5 in a one-to-one correspondence manner, so as to reduce the loss of air volume in the flowing process, thereby effectively improving the heat dissipation efficiency, and specifically, the size of the air outlets 51 of the fans 5 is matched with the caliber of the diversion cavities 313, so as to achieve the purpose of rapidly discharging air flow from the air outlets 51 of the fans 5.
As shown in fig. 3 and 6, in the embodiment, preferably, a plurality of heat conducting grooves 314 are formed in the outer side wall of the heat conducting shell 31, the heat conducting grooves 314 are used for injecting flowing heat conducting glue, the heat conducting glue is cured to connect the heat conducting shell 31 and the battery module 1, and a plurality of heat pipes 6 are embedded in the outer side wall of the heat conducting shell 31; so set up, establish a plurality of heat dissipation passageway through heat conduction groove 314, heat conduction glue and heat pipe 6 between heat conduction shell 31 and battery module 1, heat conduction glue and heat pipe 6 can be fast with battery module 1 heat transfer to heat conduction shell 31 that produces in the charge-discharge process.
As shown in fig. 10, specifically, in this embodiment, each battery module 1 includes a plurality of cells 12 arranged in sequence, and preferably, insulating foam 8 is disposed between the cells 12 and 12, so that, on one hand, heat vortex phenomenon generated due to heat transfer between the cells 12 and 12 can be avoided, and on the other hand, insulation protection effect on the cells 12 can be increased; preferably, each battery module 1 further includes two end plates 11, a plurality of sequentially arranged battery cells 12 are located between the two end plates 11, and the two end plates 11 clamp the plurality of sequentially arranged battery cells 12 to inhibit thermal expansion deformation of the battery cells 12.
As shown in fig. 1 to 4, in particular, in the present embodiment, a plurality of heat dissipation ribs 22 are further provided on the side wall of the case 2.
Specifically, in this embodiment, the battery box further includes a box cover 7, and the box cover 7 is fixed to the box body 2 by screws to form a whole, and the assembly mode is simple.
In addition, this embodiment also provides a running gear, including foretell battery box, so, heat dissipation module 3 not only plays the function of heat dissipation to battery module 1, but also can play the function of buffering shock attenuation to battery module 1 when running gear, has improved battery module 1's job stabilization nature and job safety greatly.
In summary, the battery box and the driving device including the battery box disclosed by the utility model have at least the following beneficial technical effects:
1) The heat conducting shell 31 and the heat conducting unit 32 can absorb heat generated by the battery module 1 in the charging and discharging processes so as to improve the heat dissipation effect on the battery module 1;
2) Under the action of the resilience force of the elastic structure 33, the battery module 1 and the heat conducting fin can be kept in a tightly attached state, so that the heat dissipation effect and heat dissipation efficiency of the battery module 1 in the box body 2 are improved, and the temperature distribution in the box body 2 is more uniform;
3) When the elastic structure 33 is pressed, the arched elastic structure 33 can exert sufficient, gentle and balanced resilience force on the battery module 1, and the arched elastic structure 33 can also play a good supporting and positioning role and a buffering and shock-absorbing role on the battery module 1;
4) The deformation cavity 4 provides a deformation space for the elastic structure 33 so as to further improve the supporting and positioning effects and the buffering and damping effects of the elastic structure 33 on the battery module 1;
5) A plurality of heat dissipation channels are established between the heat conduction shell 31 and the battery module 1 through the heat conduction grooves 314, the heat conduction glue and the heat conduction pipe 6, and the heat conduction glue and the heat conduction pipe 6 can rapidly transfer the heat generated by the battery module 1 in the charge and discharge process to the heat conduction shell 31;
6) The battery safety of the running device can be effectively protected, the buffering and damping capacity of the battery module 1 when being impacted is increased, so that the battery module 1 is effectively protected from being damaged, and the economic loss is reduced.
The technical means disclosed by the scheme of the utility model is not limited to the technical means disclosed by the embodiment, and also comprises the technical scheme formed by any combination of the technical features. It should be noted that modifications and adaptations to the utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.
Claims (12)
1. The battery box, its characterized in that includes:
a battery module (1);
the box body (2) is used for accommodating the battery module (1), the box body (2) is provided with two opposite first side walls (21), and the first side walls (21) are provided with heat dissipation structures;
the heat dissipation module (3) comprises a heat conduction shell (31), a heat conduction unit (32) and an elastic structure (33); the heat conduction shell (31) is clamped between two adjacent battery modules (1), the heat conduction units (32) are arranged in the heat conduction shell (31), the elastic structures (33) are arranged on the outer side walls of the heat conduction shell (31), and the elastic structures (33) are configured to be pressed to generate resilience force so as to press the battery modules (1) relatively close to the first side walls (21).
2. The battery compartment as claimed in claim 1, characterized in that the elastic structure (33) is arched and arches away from the thermally conductive shell (31) when not pressed.
3. The battery box according to claim 2, wherein the heat conducting shell (31) can be inserted between two adjacent battery modules (1) along a first direction, the elastic structure (33) is provided with two fixed ends (331), the elastic structure (33) is connected to the heat conducting shell (31) through the two fixed ends (331), and the two fixed ends (331) are arranged along the first direction.
4. The battery box according to claim 1, wherein the elastic structures (33) are respectively provided at opposite outer side walls of the heat conductive case (31).
5. The battery box according to any one of claims 1-4, characterized in that a deformation cavity (4) is formed between the outer side wall of the heat conducting shell (31) and the elastic structure (33), the deformation cavity (4) providing a deformation space for the elastic structure (33).
6. The battery box according to any one of claims 1-4, further comprising a fan (5), wherein a ventilation cavity (311) is formed inside the heat conducting shell (31), the heat conducting unit (32) is arranged in the ventilation cavity (311), and the fan (5) is used for exhausting air flow of the ventilation cavity (311) to the outside.
7. The battery box according to claim 6, wherein a shrinkage cavity (312) is further formed in the heat conducting shell (31), the shrinkage cavity (312) is communicated with the ventilation cavity (311), and the caliber of the shrinkage cavity (312) gradually decreases in a direction away from the ventilation cavity (311).
8. The battery box according to claim 7, wherein a diversion cavity (313) is formed at one end of the heat conducting shell (31), the ventilation cavity (311), the necking cavity (312) and the diversion cavity (313) are sequentially communicated, and the caliber of the diversion cavity (313) is equal to the minimum caliber of the necking cavity (312).
9. The battery box according to claim 6, wherein the heat conducting unit (32) is a plurality of heat conducting teeth, and the plurality of heat conducting teeth are distributed in the ventilation cavity (311).
10. The battery box according to claim 1 or 2 or 3 or 4 or 7 or 8 or 9, wherein a heat conducting groove (314) is formed in the outer side wall of the heat conducting shell (31), the heat conducting groove (314) is used for injecting flowing heat conducting glue, and the heat conducting glue is connected with the heat conducting shell (31) and the battery module (1) after being solidified.
11. The battery box according to claim 1 or 2 or 3 or 4 or 7 or 8 or 9, wherein the heat dissipation structure is a heat conductive sheet, and the battery module (1) relatively close to the heat conductive sheet is held in close contact with the heat conductive sheet under the action of the resilience of the elastic structure (33).
12. A running gear comprising a battery box according to any one of claims 1-11.
Priority Applications (1)
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CN202321332773.0U CN219591510U (en) | 2023-05-25 | 2023-05-25 | Battery box and traveling device comprising same |
Applications Claiming Priority (1)
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CN202321332773.0U CN219591510U (en) | 2023-05-25 | 2023-05-25 | Battery box and traveling device comprising same |
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CN219591510U true CN219591510U (en) | 2023-08-25 |
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CN202321332773.0U Active CN219591510U (en) | 2023-05-25 | 2023-05-25 | Battery box and traveling device comprising same |
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CN (1) | CN219591510U (en) |
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2023
- 2023-05-25 CN CN202321332773.0U patent/CN219591510U/en active Active
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