CN107230755A - A kind of impact-resistant battery bag - Google Patents

A kind of impact-resistant battery bag Download PDF

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Publication number
CN107230755A
CN107230755A CN201710534324.7A CN201710534324A CN107230755A CN 107230755 A CN107230755 A CN 107230755A CN 201710534324 A CN201710534324 A CN 201710534324A CN 107230755 A CN107230755 A CN 107230755A
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CN
China
Prior art keywords
battery core
battery
underframe
outer case
splicing
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.)
Pending
Application number
CN201710534324.7A
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Chinese (zh)
Inventor
任纯麟
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.)
System Electronic Technology (zhenjiang) Co Ltd
Original Assignee
System Electronic Technology (zhenjiang) 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 System Electronic Technology (zhenjiang) Co Ltd filed Critical System Electronic Technology (zhenjiang) Co Ltd
Priority to CN201710534324.7A priority Critical patent/CN107230755A/en
Publication of CN107230755A publication Critical patent/CN107230755A/en
Pending legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/204Racks, modules or packs for multiple batteries or multiple cells
    • H01M50/207Racks, modules or packs for multiple batteries or multiple cells characterised by their shape
    • H01M50/213Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for cells having curved cross-section, e.g. round or elliptic
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/04Construction or manufacture in general
    • H01M10/0422Cells or battery with cylindrical casing
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50Manufacturing or production processes characterised by the final manufactured product

Abstract

The invention provides a kind of impact-resistant battery bag, by setting the first buffer unit, the second buffer unit in the middle of internal box, outer case, by the shock absorbing effect for buffering lattice, spring, it ensure that battery bag when being jolted, being impacted, battery core inside battery bag is not destroyed, service life is extended, cost has been saved.The flexible of multiple battery core bracket units is realized by splicing block with the cooperation of work shape block with splicing the cooperation of groove, the first mounting groove to be connected, improve the efficiency of battery core replacing, battery core is separated two-by-two using battery core bracket unit simultaneously, it is to avoid the short-circuit risks that battery core broken skin etc. is caused;Two underframe are connected using upper branch arm, lower branch arm, stable supporting structure is formed, improves the mechanical strength of battery core bracket.

Description

A kind of impact-resistant battery bag
Technical field
The present invention relates to cell art, and in particular to a kind of impact-resistant battery bag.
Background technology
Battery industry is the important component of new energy field, is a new focus of global economic development, battery work Industry and the industry development such as electric power, traffic, new are closely bound up, in the means of transports such as automobile, fork truck and large-scale uninterrupted power supply electricity The driver's seat is in the system of source.Battery has very important status in battery industry, and battery is that chemical energy is direct A kind of device of electric energy is changed into, is the battery designed by rechargeable, is realized and recharged by reversible chemical reaction, generally Refer to lead-acid accumulator, it is one kind in battery, belongs to secondary cell.Its operation principle:Outside electricity is utilized during charging It can regenerate internal active material, be that chemical energy is exported, it is necessary to which chemical energy is converted to electric energy again when discharging electrical power storage, In recent years, the utilization of battery is more and more wider, has utilization in hand held electric tool, new-energy automobile field, operationally, Jolt, vibrate and can all be impacted battery bag, battery can also be impacted therewith, frequently resulted in battery bag, battery and damaged Bad, service life shortens, and often changes battery bag, increases cost.
The content of the invention
In order to solve problems of the prior art, the invention provides a kind of impact-resistant battery bag, with resistance to punching Hit, resist the characteristics of jolting.
Technical proposal that the invention solves the above-mentioned problems is:A kind of impact-resistant battery bag, it is characterised in that including outer container Body, internal box, case lid, battery core bracket, battery core, the first buffer unit, the second buffer unit, the projection of outer case in the horizontal direction For rectangle, outer case is hollow structure, and outer case upper end is open, and lower end closure, outer case top is provided with multiple erecting beds, each A mounting hole is equipped with erecting bed, outer container body sidewall is provided with an electrode connector;The throwing of internal box in the horizontal direction Shadow is rectangle, and internal box is hollow structure, and outer case upper end is open, lower end closure;Case lid is provided with multiple mounting holes, case lid top The center position at end is provided with maintaining socket, and the side of maintaining socket is another provided with high-voltage positive electrode socket and high voltage negative socket Side is provided with control line socket;
First buffer unit includes fixed mount, locating rack, block rubber, buffering lattice, fixed mount being projected as in the horizontal direction Rectangle, fixed mount is hollow structure, and fixed mount upper end is open, lower end closure;Locating rack is rectangular frame structure, locating rack position Inside fixed mount, locating rack bottom is fixed with fixed mount bottom, locating rack central shaft and fixed mount center overlapping of axles;In positioning Multiple block rubbers are provided with region between frame and fixed mount, multiple buffering lattice are formed;Second buffer unit includes connecting plate, bullet Spring, two face-to-face mirror images of connecting plate, spring is located between two connecting plates, and both ends of the spring is fixed with two connecting plates respectively;
Battery core bracket is in matrix structure, including multiple battery core bracket units, battery core bracket unit include underframe, upper branch arm, Lower branch arm, underframe is cubic shaped, and underframe bottom is provided with slot electrode, and the section of slot electrode is square, and underframe top is provided with Battery case, battery slot cross-section is circle, and the length of side of slot electrode is less than the diameter of battery case, and slot electrode is connected with battery case;Bottom Frame top is provided with 2 group of first mounting groove, and 2 group of first mounting groove is located at the left and right sides of battery case, every group of first mounting groove respectively Include 2 the first mounting grooves respectively, the cross sectional shape of the first mounting groove is " T " shape;The front and rear sides of battery case are respectively equipped with 1 Second mounting groove, the cross sectional shape of the second mounting groove is in " ten " shape;The rear wall of underframe is provided with two groups of splicing blocks, two groups of splicing blocks It is located at the left and right sides of rear wall respectively, every group of splicing block includes 4 splicing blocks, and 4 splicing blocks are uniformly distributed along the longitudinal direction, phase The distance between adjacent two splicing blocks are equal, and splicing block is trapezoidal;The antetheca of underframe is provided with two spelling access slots, per spelling access slot It is located at the left and right sides of antetheca respectively, 4 splicing grooves is included per spelling access slot, 4 splicing grooves is uniformly distributed along the longitudinal direction, phase The distance between adjacent two splicings groove is equal, and splicing groove is trapezoidal;
Lower branch arm includes the first support plate, mounting bracket, and the first support plate is cube, and first support plate one end is uniformly provided with multiple convex Rise, the distance between two neighboring projection is equal, and convex sectional shape is triangle;Mounting bracket cross sectional shape is in " ten " shape, peace Shelve and be fixed on one end that the first support plate is not provided with projection;
Upper branch arm includes the second support plate, mounting bracket, and the second support plate is cube, and second support plate one end is uniformly provided with multiple recessed Groove, the distance between two neighboring groove is equal, and channel section is shaped as triangle, and mounting bracket is fixed on the second support plate and is not provided with One end of groove;
Two underframe face-to-face mirror image up and down, underframe above is provided with two upper branch arms, and underframe passes through with upper branch arm Second mounting groove is connected with the cooperation of mounting bracket, and underlying underframe is provided with two lower branch arms, and underframe and lower branch arm pass through the Two mounting grooves are connected with the cooperation of mounting bracket, and upper branch arm is connected with lower branch arm by the raised Qian He with groove;
Multiple battery core bracket unit alignments, in multiple lines and multiple rows matrix distribution, adjacent rows battery core bracket unit passes through The Qian He of splicing block and splicing groove is connected, the cooperation phase that the adjacent two battery core bracket units arranged pass through the first mounting groove and work shape block Even;
Case lid is located at outer case top, is bolted between case lid and outer case;First buffer unit is located at outer container In vivo, the first buffer unit is fixed on the bottom of outer case;Internal box is located above the first buffer unit, internal box bottom and the One buffer unit is fixedly connected, internal box top and outer case hanging;It is provided with region between outer case and internal box Three layers of second buffering area, every layer of buffering area is provided with multiple second buffer units, and 5 second buffering dresses are uniformly provided with along the longitudinal direction Put, 3 the second buffer units are uniformly provided with transverse direction;Second buffer unit one end is connected with internal box, the other end with it is outer Casing is connected;Battery core bracket is fixed in the inner box;A battery core is equipped with each battery core bracket unit, by one end of battery core In the battery case for being placed on a battery core bracket unit, the electrode at the battery core end is spilt outside slot electrode, and the other end of battery core is placed In the battery case of another battery core bracket unit, the electrode at the battery core end is spilt outside slot electrode, and nickel strap is welded in battery core bracket At the slot electrode of unit.
First support plate and the second support plate size all same.
The depth of first mounting groove is equal with the thickness of work shape block.
The work shape block cross sectional shape is of a lateral H shape.
The bolster material is rubber.
Closure material is encrypted at the cooperation of the outer case and case lid.
The present invention has beneficial effect:
(1) present invention in the middle of internal box, outer case by setting the first buffer unit, the second buffer unit, by slow Rush the shock absorbing effect of lattice, spring, it is ensured that battery bag when being jolted, being impacted, battery core inside battery bag not by Destruction, extends service life, has saved cost.
(2) present invention is realized multiple using the cooperation of splicing block and the cooperation, the first mounting groove and the work shape block that splice groove Flexibly being connected for battery core bracket unit, improves the efficiency of battery core replacing, simple in construction, while using battery core bracket unit by electricity Core is separated two-by-two, it is to avoid the short-circuit risks that battery core broken skin etc. is caused;Two underframe are connected using upper branch arm, lower branch arm, Stable supporting structure is formed, the mechanical strength of battery core bracket is improved.Battery core is embedded between two underframe, in battery by outer The masterpiece used time, either longitudinal active force or horizontal active force, most of all to be born by battery core bracket, greatly reduces The excessive and impaired risk of battery core stress, so as to provide more preferable protection to battery core.
Brief description of the drawings
Fig. 1 is left view of the present invention.
Sectional views of the Fig. 2 for the present invention along A-A directions.
Sectional views of the Fig. 3 for the present invention along B-B directions.
Fig. 4 is the first buffer unit structure schematic diagram of the invention.
Fig. 5 is battery core bracket structural representation of the present invention.
Fig. 6 is battery core bracket cellular construction schematic diagram of the present invention.
Fig. 7 is Undercarriage structure schematic diagram of the present invention.
Fig. 8 is upper support arm structure schematic diagram (1) of the present invention.
Fig. 9 is upper support arm structure schematic diagram (2) of the present invention.
Figure 10 is lower branch arm structural representation of the present invention.
Figure 11 is that battery core bracket installs structural representation after battery core.
In figure:1- battery core bracket units, 2- underframe, 3- slot electrodes, 4- battery cases, the mounting grooves of 5- first, 6- second is installed Groove, 7- splicing blocks, 8- splicing grooves, 9- upper branch arms, 10- lower branch arms, the support plates of 11- first, 12- mounting brackets, 13- is raised, and 14- is recessed Groove, 15- work shape blocks, 16- nickel straps, the support plates of 17- second, 18- battery cores, 101- outer cases, 102- internal box, 103- case lids, 104- Battery core bracket, the buffer units of 105- first, the buffer units of 106- second, 107- erecting beds, 108- mounting holes, the connection of 109- electrodes Device, 114- fixed mounts, 115- locating racks, 116- block rubbers, 117- buffering lattice, 118- connecting plates, 119- springs, 120- second delays Rush area.
Embodiment
Below in conjunction with the accompanying drawings and embodiment the present invention is further illustrated.
In the description of the invention, it is necessary to explanation, term " " center ", " on ", " under ", "left", "right", " vertical ", The orientation or position relationship of the instruction such as " level ", " interior ", " outer " be based on orientation shown in the drawings or position relationship, merely to Be easy to the description present invention and simplify description, rather than indicate or imply signified device or element must have specific orientation, With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.In addition, term " first ", " second ", " the 3rd " is only used for describing purpose, and it is not intended that indicating or implying relative importance.
A kind of impact-resistant battery bag, it is characterised in that including outer case, internal box, case lid, battery core bracket, battery core, One buffer unit, the second buffer unit, outer case in the horizontal direction be projected as rectangle, outer case is hollow structure, outer case Upper end is open, and lower end closure, outer case top is provided with multiple erecting beds, each erecting bed and is equipped with a mounting hole, outer container Body sidewall is provided with an electrode connector;Internal box in the horizontal direction be projected as rectangle, internal box is hollow structure, outer container Body upper end is open, lower end closure;Case lid is provided with multiple mounting holes, and the center position on case lid top is provided with maintaining socket, dimension The side of socket is repaiied provided with high-voltage positive electrode socket and high voltage negative socket, opposite side is provided with control line socket;
First buffer unit includes fixed mount, locating rack, block rubber, buffering lattice, fixed mount being projected as in the horizontal direction Rectangle, fixed mount is hollow structure, and fixed mount upper end is open, lower end closure;Locating rack is rectangular frame structure, locating rack position Inside fixed mount, locating rack bottom is fixed with fixed mount bottom, locating rack central shaft and fixed mount center overlapping of axles;In positioning Multiple block rubbers are provided with region between frame and fixed mount, multiple buffering lattice are formed;Second buffer unit includes connecting plate, bullet Spring, two face-to-face mirror images of connecting plate, spring is located between two connecting plates, and both ends of the spring is fixed with two connecting plates respectively;
Battery core bracket is in matrix structure, including multiple battery core bracket units, battery core bracket unit include underframe, upper branch arm, Lower branch arm, underframe is cubic shaped, and underframe bottom is provided with slot electrode, and the section of slot electrode is square, and underframe top is provided with Battery case, battery slot cross-section is circle, and the length of side of slot electrode is less than the diameter of battery case, and slot electrode is connected with battery case;Bottom Frame top is provided with 2 group of first mounting groove, and 2 group of first mounting groove is located at the left and right sides of battery case, every group of first mounting groove respectively Include 2 the first mounting grooves respectively, the cross sectional shape of the first mounting groove is " T " shape;The front and rear sides of battery case are respectively equipped with 1 Second mounting groove, the cross sectional shape of the second mounting groove is in " ten " shape;The rear wall of underframe is provided with two groups of splicing blocks, two groups of splicing blocks It is located at the left and right sides of rear wall respectively, every group of splicing block includes 4 splicing blocks, and 4 splicing blocks are uniformly distributed along the longitudinal direction, phase The distance between adjacent two splicing blocks are equal, and splicing block is trapezoidal;The antetheca of underframe is provided with two spelling access slots, per spelling access slot It is located at the left and right sides of antetheca respectively, 4 splicing grooves is included per spelling access slot, 4 splicing grooves is uniformly distributed along the longitudinal direction, phase The distance between adjacent two splicings groove is equal, and splicing groove is trapezoidal;
Lower branch arm includes the first support plate, mounting bracket, and the first support plate is cube, and first support plate one end is uniformly provided with multiple convex Rise, the distance between two neighboring projection is equal, and convex sectional shape is triangle;Mounting bracket cross sectional shape is in " ten " shape, peace Shelve and be fixed on one end that the first support plate is not provided with projection;
Upper branch arm includes the second support plate, mounting bracket, and the second support plate is cube, and second support plate one end is uniformly provided with multiple recessed Groove, the distance between two neighboring groove is equal, and channel section is shaped as triangle, and mounting bracket is fixed on the second support plate and is not provided with One end of groove;
Two underframe face-to-face mirror image up and down, underframe above is provided with two upper branch arms, and underframe passes through with upper branch arm Second mounting groove is connected with the cooperation of mounting bracket, and underlying underframe is provided with two lower branch arms, and underframe and lower branch arm pass through the Two mounting grooves are connected with the cooperation of mounting bracket, and upper branch arm is connected with lower branch arm by the raised Qian He with groove;
Multiple battery core bracket unit alignments, in multiple lines and multiple rows matrix distribution, adjacent rows battery core bracket unit passes through The Qian He of splicing block and splicing groove is connected, the cooperation phase that the adjacent two battery core bracket units arranged pass through the first mounting groove and work shape block Even;
Case lid is located at outer case top, is bolted between case lid and outer case;First buffer unit is located at outer container In vivo, the first buffer unit is fixed on the bottom of outer case;Internal box is located above the first buffer unit, internal box bottom and the One buffer unit is fixedly connected, internal box top and outer case hanging;It is provided with region between outer case and internal box Three layers of second buffering area, every layer of buffering area is provided with multiple second buffer units, and 5 second buffering dresses are uniformly provided with along the longitudinal direction Put, 3 the second buffer units are uniformly provided with transverse direction;Second buffer unit one end is connected with internal box, the other end with it is outer Casing is connected;Battery core bracket is fixed in the inner box;A battery core is equipped with each battery core bracket unit, by one end of battery core In the battery case for being placed on a battery core bracket unit, the electrode at the battery core end is spilt outside slot electrode, and the other end of battery core is placed In the battery case of another battery core bracket unit, the electrode at the battery core end is spilt outside slot electrode, and nickel strap is welded in battery core bracket At the slot electrode of unit.
First support plate and the second support plate size all same.
The depth of first mounting groove is equal with the thickness of work shape block.
The work shape block cross sectional shape is of a lateral H shape.
The bolster material is rubber.
Closure material is encrypted at the cooperation of the outer case and case lid.
Nickel strap is welded at the slot electrode of battery core bracket unit, is realized and is connected the positive pole and negative pole of battery core with electric conductor nickel strap Connect, realize the energy output of battery;Electrode connector is used to the communication line of battery drawing outer case;When battery bag is rushed When hitting, jolting, the first buffer unit weaken the impact of internal bottom half by buffering lattice, pass through the second buffer unit and weaken The impact of internal wall box.
Many other changes and remodeling can be made by not departing from the spirit and scope of the present invention.It should be appreciated that the present invention is not It is limited to specific embodiment, the scope of the present invention is defined by the following claims.

Claims (5)

1. a kind of impact-resistant battery bag, it is characterised in that including outer case, internal box, case lid, battery core bracket, battery core, first Buffer unit, the second buffer unit, outer case in the horizontal direction be projected as rectangle, outer case is in hollow structure, outer case End is open, and lower end closure, outer case top is provided with multiple erecting beds, each erecting bed and is equipped with a mounting hole, outer case Side wall is provided with an electrode connector;Internal box in the horizontal direction be projected as rectangle, internal box is hollow structure, outer case Upper end is open, lower end closure;Case lid is provided with multiple mounting holes, and the center position on case lid top is provided with maintaining socket, maintenance The side of socket is provided with high-voltage positive electrode socket and high voltage negative socket, and opposite side is provided with control line socket;
First buffer unit include fixed mount, locating rack, block rubber, buffering lattice, fixed mount in the horizontal direction be projected as rectangle, Fixed mount is hollow structure, and fixed mount upper end is open, lower end closure;Locating rack is rectangular frame structure, and locating rack is located at solid Determine inside frame, locating rack bottom is fixed with fixed mount bottom, locating rack central shaft and fixed mount center overlapping of axles;Locating rack with Multiple block rubbers are provided with region between fixed mount, multiple buffering lattice are formed;Second buffer unit includes connecting plate, spring, Two face-to-face mirror images of connecting plate, spring is located between two connecting plates, and both ends of the spring is fixed with two connecting plates respectively;
Battery core bracket includes underframe, upper branch arm, lower branch in matrix structure, including multiple battery core bracket units, battery core bracket unit Arm, underframe is cubic shaped, and underframe bottom is provided with slot electrode, and the section of slot electrode is square, and underframe top is provided with battery Groove, battery slot cross-section is circle, and the length of side of slot electrode is less than the diameter of battery case, and slot electrode is connected with battery case;Underframe top End is provided with 2 group of first mounting groove, and 2 group of first mounting groove is located at the left and right sides of battery case, every group of the first mounting groove difference respectively Including 2 the first mounting grooves, the cross sectional shape of the first mounting groove is " T " shape;The front and rear sides of battery case are respectively equipped with 1 second Mounting groove, the cross sectional shape of the second mounting groove is in " ten " shape;The rear wall of underframe is provided with two groups of splicing blocks, two groups of splicing block difference Positioned at the left and right sides of rear wall, every group of splicing block includes 4 splicing blocks, and 4 splicing blocks are uniformly distributed along the longitudinal direction, and adjacent two The distance between individual splicing block is equal, and splicing block is trapezoidal;The antetheca of underframe is provided with two spelling access slots, per spelling access slot difference Positioned at the left and right sides of antetheca, 4 splicing grooves are included per spelling access slot, 4 splicing grooves are uniformly distributed along the longitudinal direction, adjacent two The distance between individual splicing groove is equal, and splicing groove is trapezoidal;
Lower branch arm includes the first support plate, mounting bracket, and the first support plate is cube, and first support plate one end is uniformly provided with multiple projections, The distance between two neighboring projection is equal, and convex sectional shape is triangle;Mounting bracket cross sectional shape is in " ten " shape, mounting bracket It is fixed on one end that the first support plate is not provided with projection;
Upper branch arm includes the second support plate, mounting bracket, and the second support plate is cube, and second support plate one end is uniformly provided with multiple grooves, The distance between two neighboring groove is equal, and channel section is shaped as triangle, mounting bracket be fixed on the second support plate be not provided with it is recessed One end of groove;
Two underframe face-to-face mirror image up and down, underframe above is provided with two upper branch arms, and underframe passes through second with upper branch arm Mounting groove is connected with the cooperation of mounting bracket, and underlying underframe passes through the second peace provided with two lower branch arms, underframe with lower branch arm Tankage is connected with the cooperation of mounting bracket, and upper branch arm is connected with lower branch arm by the raised Qian He with groove;
Multiple battery core bracket unit alignments, in multiple lines and multiple rows matrix distribution, adjacent rows battery core bracket unit passes through splicing The Qian He of block and splicing groove is connected, and the battery core bracket unit of adjacent two row is connected by the first mounting groove with the cooperation of work shape block;
Case lid is located at outer case top, is bolted between case lid and outer case;First buffer unit is located in outer case, First buffer unit is fixed on the bottom of outer case;Internal box is located above the first buffer unit, and internal box bottom is delayed with first Flushing device is fixedly connected, internal box top and outer case hanging;Three layers are provided with region between outer case and internal box Second buffering area, every layer of buffering area is provided with multiple second buffer units, and 5 the second buffer units are uniformly provided with along the longitudinal direction, 3 the second buffer units are uniformly provided with transverse direction;Second buffer unit one end is connected with internal box, the other end and outer case It is connected;Battery core bracket is fixed in the inner box;A battery core is equipped with each battery core bracket unit, one end of battery core is placed In the battery case of a battery core bracket unit, the electrode at the battery core end is spilt outside slot electrode, and the other end of battery core is placed on separately In the battery case of one battery core bracket unit, the electrode at the battery core end is spilt outside slot electrode, and nickel strap is welded in battery core bracket unit Slot electrode at.
2. a kind of impact-resistant battery bag as claimed in claim 1, it is characterised in that first support plate and second board foot Very little size is identical.
3. a kind of impact-resistant battery bag as claimed in claim 1, it is characterised in that the work shape block cross sectional shape is in " work " Shape.
4. a kind of impact-resistant battery bag as claimed in claim 1, it is characterised in that the bolster material is rubber.
5. a kind of impact-resistant battery bag as claimed in claim 1, it is characterised in that at the cooperation of the outer case and case lid Encrypt closure material.
CN201710534324.7A 2017-07-03 2017-07-03 A kind of impact-resistant battery bag Pending CN107230755A (en)

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Application Number Priority Date Filing Date Title
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Cited By (5)

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Publication number Priority date Publication date Assignee Title
CN107768574A (en) * 2017-11-22 2018-03-06 重庆元和利泰镁合金制造有限公司 Magnesium alloy battery case and electric automobile
CN108454586A (en) * 2018-04-03 2018-08-28 芜湖华佳新能源技术有限公司 A kind of protective device for facilitating new-energy automobile to replace battery pack
CN108550726A (en) * 2018-05-04 2018-09-18 芜湖盛科环保技术有限公司 A kind of new energy car battery group encapsulating structure
CN110311071A (en) * 2019-06-25 2019-10-08 陈明会 A kind of novel lithium battery installation case apparatus that can monitor cooling automatically
CN113937407A (en) * 2021-09-22 2022-01-14 衢州学院 Battery pack with long service life for electric automobile

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