CN113871782B - Battery box mounting structure - Google Patents

Battery box mounting structure Download PDF

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Publication number
CN113871782B
CN113871782B CN202110971070.1A CN202110971070A CN113871782B CN 113871782 B CN113871782 B CN 113871782B CN 202110971070 A CN202110971070 A CN 202110971070A CN 113871782 B CN113871782 B CN 113871782B
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CN
China
Prior art keywords
battery box
box
battery
power receiving
mounting structure
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.)
Active
Application number
CN202110971070.1A
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Chinese (zh)
Other versions
CN113871782A (en
Inventor
蔡宁
郭鹏
周纪君
栓柱
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.)
Shanghai Qiyuan Core Power Technology Co ltd
Shanghai Ronghe Zhidian New Energy Co ltd
Original Assignee
Shanghai Ronghe Zhidian New Energy Co ltd
Shanghai Qiyuan Core Power Technology 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
Publication date
Application filed by Shanghai Ronghe Zhidian New Energy Co ltd, Shanghai Qiyuan Core Power Technology Co ltd filed Critical Shanghai Ronghe Zhidian New Energy Co ltd
Priority to CN202110971070.1A priority Critical patent/CN113871782B/en
Publication of CN113871782A publication Critical patent/CN113871782A/en
Application granted granted Critical
Publication of CN113871782B publication Critical patent/CN113871782B/en
Active legal-status Critical Current
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Classifications

    • 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
    • H01M50/249—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders specially adapted for aircraft or vehicles, e.g. cars or trains
    • 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
    • H01M50/289—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by spacing elements or positioning means within frames, racks or packs
    • 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
    • H01M50/298—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by the wiring of battery packs
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Battery Mounting, Suspending (AREA)

Abstract

The application discloses a battery box mounting structure which comprises a battery box and a bottom bracket. The battery box comprises a box body and an electric connection seat, a plurality of batteries are arranged in the box body, the electric connection seat is arranged outside the box body, the electric connection seat is connected with the box body, an electric connection terminal is arranged on the electric connection seat, and the electric connection terminal is respectively electrically connected with each battery. The collet has a power receiving slot and a power supply terminal arranged in the power receiving slot. And in the state that the battery box is arranged in the bottom support, the power receiving seat is inserted into the power receiving groove, and the power supply terminal is electrically connected with the power receiving terminal. According to the application, the power receiving seat is arranged outside the battery box, so that the internal space of the battery box is not occupied, more battery blocks can be loaded in the battery box, the gravity center of the battery box is reduced, and the stability of the mounting structure of the battery box is improved.

Description

Battery box mounting structure
Technical Field
The application relates to the technical field of new energy battery replacement, in particular to a battery box mounting structure.
Background
Along with electric automobile's development, new energy automobile has been popular, and current electronic heavy truck is generally direct installs the battery box on the chassis of automobile body, and current battery box is regular cuboid or square structure, and the bottom of battery box is level and smooth structure, and the intermediate position of battery box bottom needs to set up and connects the electric seat, connects the electric seat and has taken up a large amount of inner spaces, and is unfavorable for the arrangement of the battery piece in the battery box, has caused the waste in space. And because the bottom position inside the battery box is provided with the power receiving seat, the battery block can only be arranged at a higher position, so that the gravity center of the battery box is deviated, and the battery box is not beneficial to keeping stable on the electric heavy truck.
Disclosure of Invention
The application provides a battery box mounting structure, which enables more battery blocks to be loaded in the battery box, lowers the gravity center of the battery box and improves the stability of the battery box mounting structure.
In order to achieve the above object, the present application provides the following technical solutions:
a battery box mounting structure, comprising:
the battery box comprises a box body and a power receiving seat, wherein a plurality of batteries are arranged in the box body, the power receiving seat is arranged outside the box body and is connected with the box body, the power receiving seat is provided with power receiving terminals, and the power receiving terminals are respectively and electrically connected with the batteries;
the base support is provided with a power receiving groove and a power supply terminal arranged in the power receiving groove;
and in the state that the battery box is arranged in the bottom support, the power receiving seat is inserted into the power receiving groove, and the power supply terminal is electrically connected with the power receiving terminal.
Optionally, the box includes the case, the electric seat that connects includes the housing, the case encloses to close and forms the battery chamber, the housing encloses to close and forms the installation cavity, the electric terminal that connects sets up in the installation cavity, the case with the housing is connected.
Optionally, the battery box includes a frame, the frame includes a box frame portion and a base frame portion, the box shell is connected to the box frame portion, and the cover is connected to the base frame portion.
Optionally, the frame comprises a plurality of bar-shaped support beams, part of which extend from the tank shell into the enclosure.
Optionally, the housing and the case are detachably connected.
Optionally, the cover shell and the case shell are fixed by welding;
or the housing and the case are fixedly connected through a fastener;
alternatively, at least part of the shell wall of the housing and the shell wall of the case are formed as a single piece by bending.
Optionally, a limiting wall is arranged on the bottom support along the circumferential direction, the limiting wall is enclosed to form a slot, and the power receiving slot is positioned in the area enclosed by the limiting wall;
and the power receiving seat is inserted into the power receiving groove in a state that the battery box is inserted into the slot.
Optionally, in a direction from the bottom support to the battery box, an inner surface of the limiting wall at least near the opening end of the slot is an inclined surface extending from the inner side to the outer side of the slot in an inclined manner.
Optionally, a locking mechanism is arranged on the limiting wall, and the locking mechanism is used for locking or releasing the battery box.
Optionally, the locking mechanism includes a plurality of locking means that set up with the interval on the limiting wall, locking means has the flexible body, flexible body can be to slot one side stretches out, in order to lock the battery box, flexible body is retracted, in order to release the battery box.
Optionally, the box cladding is in the outside of frame, the box deviates from the one side of connecing the electric seat is provided with dodges the dodge mouthful of dodging the tongs.
Compared with the prior art, the application has the following beneficial effects:
according to the application, the power receiving seat is arranged outside the battery box, so that the internal space of the battery box is not occupied, more battery blocks can be loaded in the battery box, the gravity center of the battery box is reduced, and the stability of the mounting structure of the battery box is improved.
Drawings
The above, as well as additional purposes, features, and advantages of exemplary embodiments of the present disclosure will become readily apparent from the following detailed description when read in conjunction with the accompanying drawings. Several embodiments of the present disclosure are illustrated by way of example, and not by way of limitation, in the figures of the accompanying drawings and in which like reference numerals refer to similar or corresponding parts and in which:
fig. 1 is a schematic diagram of a battery box mounting structure according to an embodiment of the present application;
fig. 2 is another schematic structural view of a battery box of the battery box mounting structure provided by the embodiment of the application;
fig. 3 is a schematic structural view of a shoe of a battery box mounting structure according to an embodiment of the present application;
fig. 4 is a schematic diagram of a matching structure of a battery box and a shoe according to an embodiment of the present application.
In the figure, 1, a battery box; 11. a case; 111. a top wall; 112. a peripheral sidewall; 113 dodging port; 114. a box frame portion; 1141. an upper frame; 115. a seat frame portion; a. a bar-shaped supporting beam; 12. a power receiving seat; 2. a bottom support; 21. a power receiving groove; 22. a limiting wall; 23. an inclined surface; 3. and a locking device.
Detailed Description
The following description of the technical solutions in the embodiments of the present disclosure will be made clearly and completely with reference to the accompanying drawings in the embodiments of the present disclosure, and it is apparent that the described embodiments are some embodiments of the present disclosure, but not all embodiments. Based on the embodiments in this disclosure, all other embodiments that a person skilled in the art would obtain without making any inventive effort are within the scope of protection of this disclosure.
Specific embodiments of the present disclosure are described in detail below with reference to the accompanying drawings.
Referring to fig. 1 to 4, an embodiment of the present application provides a battery box mounting structure including a battery box 1 and a shoe 2. The battery box 1 comprises a box body 11 and a power receiving seat 12, a plurality of batteries are arranged in the box body 11, the power receiving seat 12 is arranged outside the box body 11, the power receiving seat 12 is connected with the box body 11, power receiving terminals are arranged on the power receiving seat 12, and the power receiving terminals are respectively electrically connected with the batteries. The shoe 2 has a power receiving groove 21 and a power supply terminal provided in the power receiving groove 21. In a state where the battery box 1 is mounted in the shoe 2, the power receiving seat 12 is inserted into the power receiving groove 21, and the power supply terminal and the power receiving terminal are electrically connected.
According to the application, the power receiving seat 12 is arranged outside the battery box 1, so that the internal space of the battery box 1 is not occupied, the battery blocks are reasonably arranged in the battery box 1, more battery blocks can be loaded in the battery box 1, the gravity center of the battery box 1 is reduced, and the stability of the installation structure of the battery box is improved.
In a possible embodiment, the housing 11 includes a casing, the power receiving base includes a housing, the housing encloses a battery cavity, the housing encloses a mounting cavity, the power receiving terminal is disposed in the mounting cavity, and the housing is connected with the housing.
Wherein the battery case 1 includes a frame including a case frame portion 114 and a base frame portion 115, the case is connected to the case frame portion 114, and the housing is connected to the base frame portion. By the design of the frame, the structural strength of the battery case 1 and the housing is enhanced.
Alternatively, as shown in fig. 4, the frame includes a plurality of bar-shaped support beams a, a portion of which extend from the case into the housing. Thus, the case frame 114 and the seat frame 115 are integrally formed, so that the overall structural strength of the battery case 1 is improved, and the service life of the battery case 1 is prolonged. The strip-shaped support beam a may include a longitudinal beam, a cross beam, and an oblique beam, at least a portion of which extends from the box shell into the enclosure.
In a first possible embodiment, the cover and the casing are detachably connected. The disassembly of the housing and the maintenance of the internal structure are facilitated. For example, the case and housing may be connected by a snap fit connection, or by fasteners, which may be removable.
In a second possible embodiment, the cover and the case are welded and fixed, and the cover and the case are connected into a whole structure, so that the structural strength is enhanced.
In a third possible embodiment, at least part of the housing wall of the housing and the housing wall of the housing are formed as a single piece. Therefore, the main body wall of the housing and the box shell are integrated, no connecting gap exists between the main body wall of the housing and the box shell, the structural stability is good, and the assembly process is reduced.
Assuming that the battery box 1 in the prior art is a height of the center of gravity from the bottom wall vertically upward by H, if the embodiment of the present application is adopted, the height of the power receiving seat 12 is assumed to be H when the same amount of battery blocks are loaded, which corresponds to the height of the bottom H of the original battery box 1 being canceled, and since the battery is not loaded in the height H, the structure is light and negligible, and the distance that can cause the center of gravity of the battery box 1 to move downward by H is roughly estimated. The center of gravity of the battery box 1 is significantly lowered so that the battery box 1 can be more stably mounted on the shoe 2.
In addition, in the embodiment of the application, the windward area of the battery box 1 is also reduced, in the previous scheme, the windward area of the battery box 1 is the length b multiplied by the height L, and by adopting the technical scheme of the application, the windward area of the battery box 1 is the length b multiplied by the height L-h, so that the wind resistance is obviously reduced. In this embodiment, the structure of the battery box 1 and the bottom bracket 2 is modified, so that the battery box has many beneficial effects.
In one possible embodiment, as shown in fig. 3, a limiting wall 22 is circumferentially disposed on the base 2, the limiting wall 22 encloses to form a slot, and the power receiving slot 21 is located in the area enclosed by the limiting wall 22. In a state where the battery box 1 is inserted into the slot, the power receiving seat 12 is inserted into the power receiving groove 21. The limiting wall 2 surrounds the bottom of the battery box 1, and the installation stability of the battery box 1 is improved.
Alternatively, as shown in fig. 3, in the direction from the base 2 to the battery box 1, at least the inner surface of the limiting wall 22 near the opening end of the slot is an inclined surface 23 extending obliquely from the inside to the outside of the slot. The limiting wall 22 is provided with an inclined surface 23 in whole or in part along the vertical direction, which plays a guiding role and is beneficial to the quick installation of the battery box 1.
In one possible embodiment, a locking mechanism is provided on the limiting wall 22, which is used to lock or release the battery box 1. Through setting up locking mechanism, can lock the position of battery case 1, prevent that battery case 1 from rocking unstably.
Specifically, the locking mechanism includes a plurality of locking devices 3 that are arranged at intervals on the limiting wall 22, the locking devices 3 have a telescopic body that can extend to one side of the slot to lock the battery box 1, and the telescopic body can retract to release the battery box 1.
In one embodiment, an upper frame 1141 is provided on top of the frame, the upper frame 1141 being exposed to the housing to provide a gripping location for the battery gripping device.
In this embodiment, the case frame portion includes an upper frame 1141, a lower frame 1141, and a plurality of bar-shaped support beams connecting the upper frame 1141 and the lower frame, and the upper frame 1141 needs to cooperate with the battery gripping device to provide a gripping point for the battery gripping device, so that the case includes a peripheral sidewall 112, a top wall 111, and a bottom wall, the peripheral sidewall 112 is disposed around a periphery of the case frame portion, and the top wall 111 is located lower than the upper frame 1141, avoiding the upper frame 1141, so that the battery gripping device can grip the upper frame 1141.
Referring to fig. 2, in order to further lower the center of gravity of the battery box, another embodiment is provided in the implementation of the present application: the upper frame 1141 may be lower than the top wall 111, and the top wall 111 is provided with a avoiding opening 113, so that the fixture of the electromagnetic grabbing device may extend into the casing through the avoiding opening 113 to be supported on the upper frame 1141. The design of this embodiment reduces the height of the upper housing 1141 that requires leakage, further lowering the center of gravity of the battery box.
In the foregoing description of the present specification, the terms "fixed," "mounted," "connected," or "connected" are to be construed broadly, unless explicitly stated or limited otherwise. For example, in terms of the term "coupled," it may be fixedly coupled, detachably coupled, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other. Therefore, unless otherwise specifically defined in the specification, a person skilled in the art can understand the specific meaning of the above terms in the present application according to the specific circumstances.
Those skilled in the art will also appreciate from the foregoing description that terms such as "upper," "lower," "front," "rear," "left," "right," "length," "width," "thickness," "vertical," "horizontal," "top," "bottom," "inner," "outer," "axial," "radial," "circumferential," "center," "longitudinal," "transverse," "clockwise," or "counterclockwise" and the like are used herein for the purpose of facilitating description and simplifying the description of the present application only, and do not necessarily require that the particular orientation, configuration and operation be construed or implied by the terms of orientation or positional relationship shown in the drawings of the present specification, and therefore the terms of orientation or positional relationship described above should not be interpreted or construed as limiting the scope of the present application.
In addition, the terms "first" or "second" and the like used in the present specification to refer to the numbers or ordinal numbers 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 defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present specification, the meaning of "plurality" means at least two, for example, two, three or more, etc., unless explicitly defined otherwise.
While various embodiments of the present application have been shown and described herein, it will be obvious to those skilled in the art that such embodiments are provided by way of example only. Many modifications, changes, and substitutions will now occur to those skilled in the art without departing from the spirit and scope of the application. It should be understood that various alternatives to the embodiments of the application described herein may be employed in practicing the application. The appended claims are intended to define the scope of the application and to cover such modular compositions, equivalents, or alternatives falling within the scope of the claims.

Claims (8)

1. A battery box mounting structure, characterized by comprising:
the battery box comprises a box body and an electric connection seat, wherein the box body comprises a box shell, a battery cavity is formed by encircling the box shell, a plurality of batteries are arranged in the battery cavity, the electric connection seat is arranged outside the box body, the electric connection seat comprises a housing, an installation cavity is formed by encircling the housing, an electric connection terminal is arranged in the installation cavity, the box shell is connected with the housing, and the electric connection terminal is respectively and electrically connected with each battery;
the base support is provided with a power receiving groove and a power supply terminal arranged in the power receiving groove;
the power supply terminal is electrically connected with the power receiving terminal;
the battery box further comprises a frame, the frame comprises a box body frame part and a base body frame part, the box shell is connected to the box body frame part, and the housing is connected to the base body frame part;
wherein the frame includes a plurality of bar-shaped support beams, a portion of which extend from the case housing into the housing.
2. The battery box mounting structure according to claim 1, wherein the cover and the box case are detachably connected.
3. The battery box mounting structure according to claim 1, wherein the cover and the box case are welded and fixed;
or the housing and the case are fixedly connected through a fastener;
alternatively, at least part of the shell wall of the housing and the shell wall of the case are formed as a single piece by bending.
4. The battery box mounting structure according to claim 1, wherein a limiting wall is circumferentially arranged on the bottom support, the limiting wall is enclosed to form a slot, and the power receiving slot is located in an area enclosed by the limiting wall;
and the power receiving seat is inserted into the power receiving groove in a state that the battery box is inserted into the slot.
5. The battery box mounting structure according to claim 4, wherein an inner surface of the stopper wall at least near the open end of the slot in a direction from the shoe toward the battery box is an inclined surface extending obliquely from the inside to the outside of the slot.
6. The battery box mounting structure according to claim 4, wherein a lock mechanism is provided on the stopper wall, the lock mechanism being for locking or releasing the battery box.
7. The battery box mounting structure according to claim 6, wherein the locking mechanism includes a plurality of locking means provided at intervals on the stopper wall, the locking means having a telescopic body which can be extended to the slot side to lock the battery box, the telescopic body being retracted to release the battery box.
8. The battery box mounting structure according to claim 1, wherein the box body is coated on the outer portion of the frame, and an avoidance opening of the avoidance gripping tool is formed in one side, away from the power receiving seat, of the box body.
CN202110971070.1A 2021-08-23 2021-08-23 Battery box mounting structure Active CN113871782B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110971070.1A CN113871782B (en) 2021-08-23 2021-08-23 Battery box mounting structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110971070.1A CN113871782B (en) 2021-08-23 2021-08-23 Battery box mounting structure

Publications (2)

Publication Number Publication Date
CN113871782A CN113871782A (en) 2021-12-31
CN113871782B true CN113871782B (en) 2023-09-22

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Application Number Title Priority Date Filing Date
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Country Status (1)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000123806A (en) * 1998-10-12 2000-04-28 Matsushita Electric Ind Co Ltd Battery case holding mechanism and electric vehicle mounted with the same
CN101752598A (en) * 2008-12-05 2010-06-23 财团法人工业技术研究院 Fast removable battery structure
CN102170024A (en) * 2011-04-01 2011-08-31 南京双登科技发展研究院有限公司 Lithium-ion battery module and battery pack device
CN205645914U (en) * 2016-02-16 2016-10-12 深圳市神州云海智能科技有限公司 Battery automatic exchange device
CN211530017U (en) * 2020-01-19 2020-09-18 卧龙电气驱动集团股份有限公司 Lithium battery module and lithium battery

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000123806A (en) * 1998-10-12 2000-04-28 Matsushita Electric Ind Co Ltd Battery case holding mechanism and electric vehicle mounted with the same
CN101752598A (en) * 2008-12-05 2010-06-23 财团法人工业技术研究院 Fast removable battery structure
CN102170024A (en) * 2011-04-01 2011-08-31 南京双登科技发展研究院有限公司 Lithium-ion battery module and battery pack device
CN205645914U (en) * 2016-02-16 2016-10-12 深圳市神州云海智能科技有限公司 Battery automatic exchange device
CN211530017U (en) * 2020-01-19 2020-09-18 卧龙电气驱动集团股份有限公司 Lithium battery module and lithium battery

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