CN107978708A - A kind of lithium battery PACK fixed structures - Google Patents
A kind of lithium battery PACK fixed structures Download PDFInfo
- Publication number
- CN107978708A CN107978708A CN201711217188.5A CN201711217188A CN107978708A CN 107978708 A CN107978708 A CN 107978708A CN 201711217188 A CN201711217188 A CN 201711217188A CN 107978708 A CN107978708 A CN 107978708A
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- CN
- China
- Prior art keywords
- lithium battery
- cover plate
- quadrate lithium
- quadrate
- box body
- 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.)
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/233—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions
- H01M50/24—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions adapted for protecting batteries from their environment, e.g. from corrosion
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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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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The present invention provides a kind of lithium battery PACK fixed structures, including the box body that top is hatch frame, quadrate lithium battery array is arranged in the box body, side framework is fixed and is located in the circumferential side wall of the box body, and the inwardly protruding peripheral surface with quadrate lithium battery group entirety abuts, and the peripheral side of the quadrate lithium battery is close to set two-by-two, realize that the circumferential direction of the quadrate lithium battery is spacing；Two side frameworks are upper and lower to be arranged in parallel, and is disposed around respectively at the upper and lower part position of the short transverse of quadrate lithium battery group；It is additionally provided with the quadrate lithium battery upper end that insulation positioning cover plate lid is located at array setting, and engaged by the pressure rack that both ends are connected on two madial walls of box body length direction with the insulation positioning cover plate to compress the quadrate lithium battery, realize the positioning up and down of quadrate lithium battery group.The structure of the present apparatus is simple, and installation operation is convenient, is easily installed, stores, and design is reasonable, compact-sized, has good market prospects.
Description
Technical field
The present invention relates to quadrate lithium battery mounting structure technical field, and in particular to a kind of lithium battery PACK fixed structures.
Background technology
In recent years, the new-energy automobile in China achieves significant development result.Power battery is as new-energy automobile
Core component, carries out it reliable, science in groups, is all new-energy automobile field all the time, particularly pure electric vehicle vapour
One important subject in car field.The Group Design of power battery, the connection in series-parallel being directed not only between power battery monomer connect
Connect, the reliable of power battery fixes, is directed to protect the effective of power battery.And lithium ion battery lithium ion battery is fast
Short-term training is the reference power supply of portable set, and lithium ion battery can provide the energy as Ni-MH battery, but in terms of weight
About 35% can be then reduced, and the advantages of lithium ion battery does not have " memory effect " and do not contain noxious material completely is also to make it
The reference power supply key factor used as power battery.Wherein the lithium battery of quadrate lithium battery opposed cylindrical is assembled in battery
Structure is simpler during power battery PACK, more convenient, has applied to more and more widely in new-energy automobile.
The battery PACK systems of electric automobile are connected numerous single battery cores by series-parallel using mechanical structure,
And battery management system (BMS) and the microcontroller of communication frames and electric automobile (MCU) connection carried by battery PACK, it is
The interior space of preciousness is not tied up, more and more power battery PACK are installed in vehicle frame or body bottom, thus make
Obtain power battery PACK and be exposed to outside vehicle.Operating mode and severe working environment due to Automobile Complex, to power battery into
The effective protection of row is just particularly important, and dust-proof, water-proofing treatment, and is a crucial neck of power battery PACK protection
Domain；Dust-proof, waterproof effect depends primarily upon the reasonable installation structure of power battery PACK.
Current battery PACK babinets, the explosion-proof valve of columnar projections, the square lithium are additionally provided with the top of quadrate lithium battery
The two sides of the explosion-proof valve of the columnar projections of battery are additionally provided with the positive and negative electrode connector of battery.Lithium ion battery is due to lithium itself
Activity is extremely strong, and cell safety problem annoyings the development of electric automobile industry, either LiFePO4 or ternary lithium always
The problem of electricity is all in the prevalence of easy Fire explosion, on fire can go out unlike catching fire fuel oil of lithium battery can be rescued, and battery once touches
Hit and cause internal thermal runaway, will chain reaction, catching fire to spread rapidly, it is any fire extinguishing urgent measure almost do not work, most
It is inevitable outcome to cause explosion eventually.At present, the combination mounting structure of existing quadrate lithium battery power battery PACK is complicated, assembling
Time-consuming and laborious, input cost is high, it would be highly desirable to improves.
The content of the invention
The purpose of the present invention is for existing technology, there are the above problem, there is provided a kind of function is expanded, have compared with
Strong practicality and the lithium battery PACK fixed structures of reliability, design is reasonable, compact-sized.
In order to achieve the above object, the present invention is achieved by the following technical programs：
A kind of lithium battery PACK fixed structures, including the box body that top is hatch frame, quadrate lithium battery array are arranged at
In the box body, side framework is fixed and is located in the circumferential side wall of the box body, and inwardly protruding overall with quadrate lithium battery group
Peripheral surface abut, and the peripheral side of the quadrate lithium battery is close to set two-by-two, realizes the circumferential direction of the quadrate lithium battery
It is spacing；Two side frameworks are upper and lower to be arranged in parallel, and is disposed around the upper and lower of the short transverse of quadrate lithium battery group respectively
At portion position；It is additionally provided with insulation positioning cover plate lid and is located at the quadrate lithium battery upper end of array setting, and is connected by both ends
Pressure rack on two madial walls of box body length direction is engaged with the insulation positioning cover plate to compress the quadrate lithium battery, real
The positioning up and down of existing quadrate lithium battery group.
Further, the insulation positioning cover plate outer profile size is matched with the overall size of the quadrate lithium battery.
Further, the width of the insulation positioning cover plate is equipped with the indent that caves in, the pressure rack width
Size is matched with the indent size of the insulation positioning cover plate, and is snapped onto by the pressure rack in indent to realize to described exhausted
It is spacing above and below edge positioning cover plate.
Further, on the symmetrically arranged flank in the two sides of the insulation positioning cover plate, the insulation positioning cover plate
Length direction both ends be additionally provided with support column, by being set and four sides of the quadrate lithium battery in the outer end of the flank
The corresponding support column in angle, to realize that the balance up and down of square shaped lithium battery is spacing.
Compared with prior art, beneficial effects of the present invention are：
It is safe：By the way that prismatic batteries are arranged in the accommodation space of box body, and pass through installation and positioning structure etc.
Structure square shaped battery pack carries out sealing protection setting, and is that prismatic batteries are set in battery PACK casees internal clearance, anticollision effect
Fruit is good, more securely and reliably.
It is compact-sized：The quadrate lithium battery of the present invention it is compact-sized, space availability ratio is high, and battery capacity is big, utilize this
Invention can provide active power for equipment rapidly, efficiently, it is ensured that and it is reliable, produce huge economic and social benefit.
It is easy to operate：The structure of the present invention is simple, install convenient, and easy to manage and store, design is reasonable, compact-sized,
Have good market prospects.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is attached drawing needed in technology description to be briefly described, it is therefore apparent that drawings in the following description are only this hair
Some bright embodiments, for those of ordinary skill in the art, without creative efforts, can be with root
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is the structure diagram of the combination box of the present invention；
Fig. 2 is battery scheme of installation in the box body of the combination box of the present invention；
Fig. 3 is the structure diagram of the combination box of the present invention；
Fig. 4 is the battery assembling structure schematic diagram of the combination box of the present invention；
Fig. 5 is the battery modules mounting structure schematic diagram of the present invention；
Fig. 6 is the structure diagram of the quadrate lithium battery of the present invention；
Fig. 7 is the pressure rack structure diagram of the present invention；
Fig. 8 is the structure diagram of the insulation positioning cover plate of the present invention；
Fig. 9 is the battery PACK box structure schematic diagrames of the present invention；
Figure 10 is the battery PACK chamber mounting structure schematic diagrames of the present invention；
Figure 11 is the enlarged structure schematic diagram in A portions in Figure 10 of the invention；
Figure 12 is the mounting structure schematic diagram of the BMS mounting boxs of the present invention；
Figure 13 is the structure diagram of the limiting plate of the present invention；
Figure label explanation：1st, the first lithium battery PACK casees；11st, upper cover；12nd, box body；121st, ledge structure；1211st, it is convex
Edge；122nd, base；1221st, frame collet；1222nd, angle steel muscle；123rd, spacer pin；2nd, the second lithium battery PACK casees；3rd, cathode connects
Socket；4th, anode plug receptacle；5th, battery communication interface；6th, hangers；7th, explosion-proof valve；8th, quadrate lithium battery；81st, monomer explosion-proof valve；
82nd, electrode of lithium cell；9th, installation and positioning structure；91st, side framework；911st, limiting plate；9111st, lightening hole；92nd, insulate locating cover
Plate；921st, indent；922nd, lightening hole；923rd, flank；9231st, notch；924th, explosion-proof valve protection port；925th, support column；93rd, press
Frame；931st, lightening hole；932nd, reinforcing rib；10th, copper bar；13rd, relay；14th, Manual maintenance switch MSD；15th, BMS installs room；
16th, explosion-proof valve installation room；17th, BMS mounting boxs；18th, fixed plate；181st, the first bending part；182nd, connecting plate；183rd, the second bending
Portion.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention,
Technical solution in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is the present invention one
Divide embodiment, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not making
All other embodiments obtained under the premise of creative work, belong to the scope of protection of the invention.
With reference to attached drawing, the present invention is further described：
With reference to attached drawing 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8, Fig. 9, Figure 10, Figure 11, Figure 12 and Figure 13, Yi Zhongyong
In the lithium battery PACK combination box structures of new-energy automobile, including the first lithium battery PACK casees 1 and the second lithium battery PACK casees
2, the first lithium battery PACK casees 1 are equipped with the cathode plug receptacle 3 being connected with new-energy automobile, the first lithium battery PACK
Case 1 is electrically connected in series with the second lithium battery PACK casees 2, and the second lithium battery PACK casees 2 are equipped with to be connected with new-energy automobile
The anode plug receptacle 4 connect；One end of the first lithium battery PACK casees 1 and the second lithium battery PACK casees 2 by with new energy vapour
The cathode plug receptacle 3 and anode plug receptacle 4 of car connection provide power supply to new-energy automobile；The other end passes through 3 He of cathode plug receptacle
Anode plug receptacle 4 is electrically connected in series.
Battery communication interface 5, BMS installations are equipped with the first lithium battery PACK casees 1 and the second lithium battery PACK casees 2
Box 17 and explosion-proof valve 7, the battery communication interface 5 are each provided at the first lithium battery PACK casees 1 and the second lithium battery PACK casees 2
Box body 12 on；BMS installations room 15 and explosion-proof is equipped with the first lithium battery PACK casees 1 and the second lithium battery PACK casees 2
Valve installs room 16.The first lithium battery PACK casees 1 and the second lithium battery PACK casees 2 pass through communication interface and new-energy automobile
MCU system connection；It is respectively equipped with BMS in the first lithium battery PACK casees 1 and the second lithium battery PACK casees 2, and with
The first lithium battery PACK casees 1 are connected with the lithium battery in the second lithium battery PACK casees 2, pass through the BMS in BMS mounting boxs 17
The charge and discharge process for the battery module that system square shaped lithium battery 8 forms is controlled；The explosion-proof valve 7 is located at the box body 12
Installation through-hole on, and with install lithium battery group seal case space connect, since all types of rechargeable batteries are filling
More or less gas can be all produced during electric discharge, these gases are harmful to battery, if not in time from battery
Discharge, internal air pressure can burst the shell of battery after reaching certain value, make battery failure, and quick-fried spray or quick-fried can be produced when serious
Fried phenomenon, damages the person and property of user of service.The both ends vertex of side in the box body 12 is respectively equipped with
The BMS mainboards installation room 15 and explosion-proof valve installation room 16.
The first lithium battery PACK casees 1 and the second lithium battery PACK casees 2 are a closed accommodating space structure, and are wrapped
The box body 12 of upper cover 11 and top for hatch frame is included, the upper cover 11 is covered on the box body 12, and quadrate lithium battery group
It is located at by installation and positioning structure 9 in box body 12；The upper end of the box body 12 is equipped with the ledge structure of inside bending protrusion
121, and the top of ledge structure 121 is equipped with the flange 1211 of outer bending, the upper cover 11 passes through bolt and the flange of lid
1211 structures are fixedly connected；By closing in ledge structure 121, and by the way that the place of being bolted and the spatial deviation of box body 12 are set
Put, the entity part lid of lid is located at 12 end of box body, realize dust-proof structure of case design, and can realize and lower part is pacified
The lithium battery installed carries out limit protection, and sealing effect is good, and smoothly beautiful easy to the installation of the positioning bolt on lid, appearance
See.And the frame plate construction that step mechanisms 121 are bending, the plate construction of opposing solid, the buffering energy-absorbing having to impact
Effect.
The two sides of the first lithium battery PACK casees 1 and the second lithium battery PACK casees 2 are equipped with hangers 6；The box body
12 bottom is additionally provided with base 122, and the base 122 is frame structure, and the base includes circumferential frame collet 1221 and angle
Reinforcing bar 1222 is formed；The angle steel muscle 1222 includes setting vertical muscle and multiple along frame width along 122 length direction of framework base
The transverse bar that direction is set is formed.The frame collet 1221 and angle steel muscle 1222 are frame structure, and are that section is U-shaped
Battened construction, collision when due to frame structure can first be deformed carry out buffering energy-absorbing, greatly reduce to battery
The impact force of module.
Quadrate lithium battery 8 and installation positioning knot are equipped with the first lithium battery PACK casees 1 and the second lithium battery PACK casees 2
Structure 9；Multiple 8 arrays of quadrate lithium battery are arranged in the box body 12, and the quadrate lithium battery 8 is along the length and width in box body 12
Spend direction array arrangement；And multiple quadrate lithium batteries 8 realize the square lithium in PACK casees by flexible copper bar connection mode
Pond 8 is electrically connected in series, and is arranged on by installation and positioning structure 9 in the box body 12.
The installation and positioning structure 9 includes side framework 91, insulation positioning cover plate 92 and pressure rack 93, the side framework 91
Fixation is located in the circumferential side wall of the box body 12, and the inwardly protruding peripheral surface with quadrate lithium battery group entirety abuts, and two
The peripheral side of two quadrate lithium batteries 8 is close to set, and realizes that the circumferential direction of the quadrate lithium battery 8 is spacing, two sides
Frame 91 is upper and lower to be arranged in parallel, and is disposed around respectively at the upper and lower part position of the short transverse of quadrate lithium battery group；It is described
Insulation positioning cover plate 92 covers 10 upper end of quadrate lithium battery 8 and copper bar for being located at array setting, and by being connected on box body 12
Pressure rack 93 compresses the insulation positioning cover plate 92, realizes and is compressed at the top of the quadrate lithium battery group to the bottom direction of box body 12
The quadrate lithium battery group.The both ends of pressure rack 93 and the connecting portion of the two sides of the length direction of box body 12 are bolted；Pass through
Set installation and positioning structure 9 that the side of whole battery modules and installs case and head clearance are set, and position and be arranged at box
In body 12, anti-collision effect is good.
The insulation positioning cover plate 92 covers 8 upper end of the quadrate lithium battery for being located at array setting, and is connected by both ends
Pressure rack 93 on two madial walls of 12 length direction of box body is engaged with the insulation positioning cover plate 92 to compress the square lithium
Battery 8, realizes the positioning up and down of quadrate lithium battery group.
The copper bar 10 is list structure, and there is bending part in centre, and the bending part is more than half arc-shaped or wave dress etc.
Bending structure, by setting bending part, makes copper bar 10 have certain elastic space, prevents quadrate lithium battery 8 being connected with each other
When, the problem of causing linear type copper installation not upper due to gap caused by tolerance.
The side framework is the frame structure with closure, and the limiting plate 911 is the platy structure that interface is U-shaped, and
Two support arms of the limiting plate 911 install PACK casees to the horizontal-extending formation shoulder in both sides, and by flank and lithium battery
Inner wall is fixedly connected；On the limiting plate 911 lightening hole 9111 is additionally provided with the plate face of length direction.
One shares 58 pieces of quadrate lithium batteries 8 and forms in the first lithium battery PACK casees 1 and the second lithium battery PACK casees 2,
58 pieces of batteries form series loop by the connection of copper bar 10；The quadrate lithium battery 8 is SE2000FC12, the quadrate lithium battery
8 top is additionally provided with the monomer explosion-proof valve 81 of columnar projections, and the outer circumferential side array arrangement of the quadrate lithium battery 8 is multiple
Convex stupefied, the two sides of the monomer explosion-proof valve 81 of the columnar projections of the quadrate lithium battery 8 are additionally provided with the positive and negative electrode connection of battery
Head；The quadrate lithium battery 8 of array arrangement is sequentially connected in series by copper sheet.
The upright placement of the quadrate lithium battery 8, quadrate lithium battery group flush setting for above and below；It is and adjacent two-by-two
8 side of quadrate lithium battery is close to be arranged in box body, considerably increases space utilization rate.
The insulation positioning cover plate 92 is equipped with explosion-proof valve protection port 924, it is ensured that monomer explosion-proof valve 81 is from exotic
The extruding of body, the width of the insulation positioning cover plate 92 are equipped with the indent 921 that caves in, insulation 92 foreign steamer of positioning cover plate
Wide size is matched with the battery core overall size at the top of quadrate lithium battery 8；The two sides of the insulation positioning cover plate 92 are symmetrical
Lightening hole 922 is also uniformly provided with the flank 923 of setting, the lightening hole 922 is at the same time the binding hole of harness；The flank
923 holes formed with the support column 925 install reserved location for copper bar 10；The flank 923 is along its length at the same time
Both ends further respectively have the notch 9231 to cave in, and the notch 9231 flows to mouth for line outlet and copper bar, be harness outlet with
Copper bar 10 moves towards reserved location.By setting the positioning cover plate 92 that insulate, not only realize to carrying out barrier between battery modules, at the same time
Cushioning effect can also be played, effectively avoids the collision between battery modules；At the same time by setting ventilative insulation positioning cover plate 92
It can be achieved to radiate to the battery of battery modules.And the bending part of the copper bar 10 and the opposite of positioning cover plate 92 of insulating two-by-two
Set the notch formed to be correspondingly arranged, realize the bending part of the copper bar 10 from being located in the space of notch, and with the ruler of notch
It is very little to be equipped with, realize that the positioning to the positioning cover plate 92 that insulate is set, convenient installation.
The length direction both ends of the insulation positioning cover plate 92 are additionally provided with support column 925, by the insulation locating cover
The outer end of 92 both sides flank 923 of plate sets support column 925 corresponding with four corners of the quadrate lithium battery 8, to realize
Square shaped lithium battery 8 is isolated lid and is set, and realizes spacing to the balance up and down of the quadrate lithium battery 8.
The explosion-proof valve protection port 924 is circular hole, and explosion-proof valve protection the poroid of port 924 just also upwardly extends
Tubular structure is formed, and is located at the periphery of monomer explosion-proof valve 81, the monomer explosion-proof valve 81 is protected.
The support column 925 is located at the outer end of the flank 923, lower face and the indent 921 of the support column 925
Bottom surface is in same level, by being arranged on the bottom surface of middle indent 921 and being arranged on four of quadrate lithium battery 8
The support column 925 of corner, carrys out square shaped lithium battery 8 and is compressed downwards, and the monomer explosion-proof valve 81 on square shaped lithium battery 8 carries out
Protection also ensure that the compression equilibrant force of quadrate lithium battery 8 significantly, rationally ensure that the pressure of square shaped lithium battery 8 is set；
And the support column 925 is that section is " ten " font column structure, pressure holding effect is good.
The size of 93 width of pressure rack is matched with 921 size of indent of the insulation positioning cover plate 92, and is passed through
The pressure rack 93 snap onto in indent 921 realize to it is described insulation positioning cover plate about 92 it is spacing；By along 12 width of box body
The pressure rack 93 that direction is set and the compression of the insulation positioning cover plate 92 on 8 top of quadrate lithium battery, realize the pressure of square shaped lithium battery 8
Tightly；The pressure rack 93 is strip platy structure, and the both sides of the pressure rack 93 along its length are additionally provided with reinforcing rib 932, institute
Reinforcing rib 932 is stated to be used to compress the intensity that battery core strengthens pressure rack 93 at the same time；Lightening hole is additionally provided with the plate face of the pressure rack 93
931, the positions and dimensions of the lightening hole 931 match setting with the explosion-proof valve protection port 924 of the insulation positioning cover plate 92；
The side of lightening hole 931 in the pressure rack 93 is additionally provided with binding hole, in harness outlet, for arranging harness, and is banded in
In pressure rack 93.
Further include relay 13 and Manual maintenance switch MSD14, the Manual maintenance switch MSD14 are located at second lithium
The outside of box body 12 of battery PACK casees 2, and be connected with the circuit connected in series in the first lithium battery PACK casees 1；The relay 13 is set
In the BMS installations room 15 of the first lithium battery PACK casees 1, and it is connected with the circuit connected in series in the second lithium battery PACK casees 2；Pass through
Each one relay 13 of setting and maintenance manually in the first lithium battery PACK casees 1 and the first lithium battery PACK casees 1 are being set respectively
MSD14 is switched, realize combination effective protection of the circuit of the series circuit of babinet, security higher.
The BMS installation rooms 15 and explosion-proof valve installation room 16 are that the placement cube installation surrounded by baffle and babinet is empty
Between, BMS mainboards are located in BMS mounting boxs 17, and BMS mounting boxs 17 are strip structure, make BMS mounting boxs 17 by fixed plate 18
Set, and be hung in BMS installations room 15 along the short transverse of BMS installations room 15, considerably increase sky during BMS installations
Between utilization rate.
The fixed plate 18 includes the first bending part 181,182 and second bending part 183 of connecting plate, the connecting plate 182
The both ends of length direction are connected to 181 and second bending part 183 of the first bending part, and first bending part 181
It is opposite with 183 wrap direction of the second bending part.
The BMS mounting boxs 17 are square structure, and are located at the fixed plate 18 by bolt by the flange of corner and connect
On fishplate bar 182.
Through hole on second bending part 181 is set on the spacer pin 123 of BMS installations 15 bottom of room, and institute
State the first bending part 181 and hang 15 top of BMS installations room.
First bending part 181 is installed the top of room 15 with the BMS by bolt and is connected.
The platy structure that the fixed plate 18 is integrated.
Insulating pad is additionally provided between the box body 12 and quadrate lithium battery 8.
It should be noted that BMS battery systems custom is referred to as battery nurse or battery house keeper, intelligence is mainly aimed at
Manage and safeguard each battery unit, prevent battery from overcharge and overdischarge occur, extend the service life of battery, monitor battery
State；It is existing ripe technology to be connected by BMS come the circuit with battery, and this patent is no longer described in detail.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation " etc.
Term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be that machinery connects
Connect or be electrically connected；It can be directly connected, can also be indirectly connected by intermediary, can be in two elements
The connection in portion or the interaction relationship of two elements, unless otherwise restricted clearly.For those of ordinary skill in the art
For, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature can be with "above" or "below" second feature
It is that the first and second features directly contact, or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature are directly over second feature or oblique upper, or be merely representative of
Fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be
One feature is immediately below second feature or obliquely downward, or is merely representative of fisrt feature level height and is less than second feature.
Although the embodiment of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is impossible to limitation of the present invention is interpreted as, those of ordinary skill in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, changes, replacing and modification.
Claims (4)
- A kind of 1. lithium battery PACK fixed structures, it is characterised in that：Including the box body (12) that top is hatch frame, square lithium Pond (8) array is arranged in the box body (12), and side framework (91) fixation is located in the circumferential side wall of the box body (12), and The inwardly protruding peripheral surface with quadrate lithium battery group entirety abuts, and the peripheral side of the quadrate lithium battery (8) is close to two-by-two Set, realize that the circumferential direction of the quadrate lithium battery (8) is spacing；Two side frameworks (91) are upper and lower to be arranged in parallel, and respectively It is disposed around at the upper and lower part position of the short transverse of quadrate lithium battery group；It is additionally provided with insulation positioning cover plate (92) lid and is located at array The quadrate lithium battery (8) upper end set, and it is connected to by both ends the pressure on two madial walls of box body (12) length direction Frame (93) is engaged with the insulation positioning cover plate (92) to compress the quadrate lithium battery (8), realizes the upper of quadrate lithium battery group Lower positioning.
- 2. lithium battery PACK fixed structures as claimed in claim 1, it is characterised in that：Described insulation positioning cover plate (92) foreign steamer Wide size is matched with the overall size of the quadrate lithium battery (8).
- 3. lithium battery PACK fixed structures as claimed in claim 1, it is characterised in that：The width of the insulation positioning cover plate (92) Degree direction is equipped with the indent (921) that caves in, the size of pressure rack (93) width and the insulation positioning cover plate (92) Indent (921) size matches, and is snapped onto by the pressure rack (93) in indent (921) to realize to the insulation positioning cover plate (92) it is spacing up and down.
- 4. lithium battery PACK fixed structures as claimed in claim 1, it is characterised in that：The two of the insulation positioning cover plate (92) On the symmetrically arranged flank in side (923), the length direction both ends of the insulation positioning cover plate (92) are additionally provided with support column (925), by setting support corresponding with four corners of the quadrate lithium battery (8) in the outer end of the flank (923) Column (925), to realize that the balance up and down of square shaped lithium battery (8) is spacing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711217188.5A CN107978708A (en) | 2017-11-28 | 2017-11-28 | A kind of lithium battery PACK fixed structures |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711217188.5A CN107978708A (en) | 2017-11-28 | 2017-11-28 | A kind of lithium battery PACK fixed structures |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107978708A true CN107978708A (en) | 2018-05-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711217188.5A Withdrawn CN107978708A (en) | 2017-11-28 | 2017-11-28 | A kind of lithium battery PACK fixed structures |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111129570A (en) * | 2020-01-22 | 2020-05-08 | 珠海科创电力电子有限公司 | Method for assembling battery pack |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001229982A (en) * | 2000-02-17 | 2001-08-24 | Matsushita Electric Ind Co Ltd | Set battery and set battery module |
| CN202977642U (en) * | 2012-12-12 | 2013-06-05 | 山东精工电子科技有限公司 | Standby lithium battery of power system |
| CN204230327U (en) * | 2014-11-28 | 2015-03-25 | 惠州市亿能电子有限公司 | A kind of vertical horizontal dual-purpose battery core module |
-
2017
- 2017-11-28 CN CN201711217188.5A patent/CN107978708A/en not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001229982A (en) * | 2000-02-17 | 2001-08-24 | Matsushita Electric Ind Co Ltd | Set battery and set battery module |
| CN202977642U (en) * | 2012-12-12 | 2013-06-05 | 山东精工电子科技有限公司 | Standby lithium battery of power system |
| CN204230327U (en) * | 2014-11-28 | 2015-03-25 | 惠州市亿能电子有限公司 | A kind of vertical horizontal dual-purpose battery core module |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111129570A (en) * | 2020-01-22 | 2020-05-08 | 珠海科创电力电子有限公司 | Method for assembling battery pack |
| CN111129570B (en) * | 2020-01-22 | 2021-11-02 | 珠海科创电力电子有限公司 | Method for assembling battery pack |
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Application publication date: 20180501 |