CN106058105A - Power battery pack - Google Patents
Power battery pack Download PDFInfo
- Publication number
- CN106058105A CN106058105A CN201610592609.1A CN201610592609A CN106058105A CN 106058105 A CN106058105 A CN 106058105A CN 201610592609 A CN201610592609 A CN 201610592609A CN 106058105 A CN106058105 A CN 106058105A
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- Prior art keywords
- pallet
- pin
- battery pack
- arc chute
- hole
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- 229910052751 metal Inorganic materials 0.000 claims description 12
- 239000002184 metal Substances 0.000 claims description 12
- 229910000838 Al alloy Inorganic materials 0.000 claims description 9
- 229920006351 engineering plastic Polymers 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims description 4
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 238000010298 pulverizing process Methods 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims 1
- 239000010931 gold Substances 0.000 claims 1
- 229910052737 gold Inorganic materials 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract description 3
- 210000003850 cellular structure Anatomy 0.000 abstract 1
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000035939 shock Effects 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005474 detonation Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000004200 deflagration Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/4235—Safety or regulating additives or arrangements in electrodes, separators or electrolyte
-
- 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
-
- 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
- H01M50/30—Arrangements for facilitating escape of gases
-
- 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)
- Manufacturing & Machinery (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention discloses a power battery pack and aims to solve the problem that an existing battery pack deforms, combusts and explodes during collision. The power battery pack comprises a battery shell assembly containing a battery cell component and is characterized by further comprising a first support plate, a second support plate, a third support plate, a torsional spring, a first deformation strip, a second deformation strip, a deformation plate and a safety pin. The first support plate and the second support plate are connected through the safety pin, the torsional spring, the first deformation strip and the second deformation strip. The second support plate and the third support plate are connected through the deformation plate. Impact energy during impact is absorbed through deformation. The power battery pack has the advantages that the internal structure of an existing battery is not changed, the impact energy during car collision is absorbed by changing the mounting structure of the battery pack, impact force can be effectively buffered and absorbed, maintenance is facilitated, and maintenance cost is lowered.
Description
Technical field
This invention relates to electrokinetic cell and the technique for fixing field, specifically power current used in new-energy automobile
Pond group.
Background technology
Along with the pollution that energy scarcity, petroleum price rise, urban environment are the most serious, for the new forms of energy of petroleum replacing product
Exploitation being paid attention to by national governments increasingly, at vehicular field, pure electronic, hybrid vehicle will become future automobile industry
The inexorable trend of development.In New-energy electric vehicle, hybrid vehicle system, electrokinetic cell system is that it is indispensable heavy
Want ingredient, but, the safety of power system of electric automobile (electrokinetic cell bag) governs the quick of electric automobile always
Development, along with vehicles number is more and more huger, taking place frequently of vehicle accident, the security reliability to electric automobile power battery bag
Require more and more higher.
In the structure of present stage electrokinetic cell bag, it is mainly by casing and the battery unit structure that is fixedly installed in casing
Becoming, battery unit is constituted by by multiple cylindrical electrical cores being fixed on side by side on battery core fixed mount or square electric cell, in the structure shown here,
Battery unit is all the most regular arranged in parallel in casing, and this kind is arranged in after vehicle is clashed into and cannot delay
Dynamics is hit in collision, and battery core easilys lead to the dislocation of battery core inner pole piece and sends out into short circuit after directly being clashed into, directly clash into also
Easily cause the leakage of battery core electrolyte.
In new forms of energy car, the cost of lithium battery accounts for 1st/to two/3rd of integral vehicle cost, belongs to the core of vehicle
How heart resource, therefore, alleviate frontal impact in vehicle accident, the damage problem of power battery assembly that side impact brings is
It is badly in need of solution.
Summary of the invention
In order to solve the deficiencies in the prior art, the present invention provides power battery pack, will solve existing battery component and hit
The problem be susceptible to deformation after car, firing, makes rehabilitation cost reduce simultaneously.
The technical solution adopted for the present invention to solve the technical problems is:
Power battery pack, including the internal battery container assembly containing battery assembly, it is characterised in that also include, the
One pallet, the second pallet, the 3rd pallet, torsion spring, the first modified strip, the second modified strip, deformed plate and safety pin, wherein,
Described battery container assembly is arranged on the upside of the first pallet, and the upper surface of the first pallet be provided with one for
The groove of battery container assembly location, and compressed by horizontal and vertical press strip intersected with each other on battery container assembly；
Four corners of the first pallet are provided with the first pin hole, and described pin hole is through hole；At the first pallet
Lower surface arranges a lead downwardly extended near corner, left front, and is nested with a torsion spring, institute on lead
State torsion spring performance indications and meet angle--loading ratio is 90 degree--1 ton；It is provided with at the first pallet lower surface away from lead
One the first slide protrusion and second slide protrusion, two slide protrusion are all the cylinder being fixed on the first pallet；
Second pallet is set in the lower section of the first pallet, wherein, described second pallet is provided with and coordinates with lead
Circular hole, described torsion spring and lead are inserted in circular hole, and are provided with a reaming in the bottom of circular hole, and arrange at reaming
One blind flange, described torsion spring lower end is inserted in the slot of blind flange, is provided with a flange in the bottom of lead, described
The diameter of flange is bigger than the diameter of lead；
Four corners of the second pallet are provided with the second pin hole, and described second pin hole is blind hole, described
One, the second pin hole is correspondingly arranged, and inserts a safety pin in every pair of first, second pin-and-hole；
Described second pallet is away from being provided with first arc chute and a second arc cunning on the upper surface of circular hole
Groove, two arc chutes are arranged concentrically with described circular hole for the center of circle, and described first arc chute is positioned at outside the second arc chute
Side, described first arc chute output to right front formation uncovered structure, described second arc chute is uncovered to left back, and should
Being provided with the first modified strip in the first arc chute, the first modified strip is pressed in the first arc chute also by the first slide protrusion
Forming curves is slidably matched, and arranges the second modified strip in the second arc chute, and the second modified strip is pressed in by the second slide protrusion
In second arc chute, also forming curves is slidably matched；The first described modified strip and the second modified strip are aluminium alloy modified strip,
Having certain elasticity and occur to compress completely and pulverize in the case of extraneous severe impact, dynamics of pulverizing is not less than 0.5 ton；
It is attached by corrugated deformed plate between described second pallet and the 3rd pallet, and in described deformed plate
Wave direction is arranged along direction that automobile is advanced, and the surrounding of the 3rd pallet is provided with bolt mounting holes.
Further, the cooperation face of described slide protrusion and arc chute is T-shaped chute.
Further, battery container assembly includes metal shell, battery assembly and output electrode, wherein, described metal
Housing is square or cuboid, and described battery assembly is embedded in metal shell, and output electrode is positioned at metal shell top,
Output electrode described in two is arranged according to diagonal angle.
Further, described first pallet is a square plate.
Further, described safety pin is engineering plastics pin, is provided with a breach, and this engineering in the middle part of described safety pin
Plastic pin breach after such insertion falls just at the faying surface of first, second pin hole, and breach is towards vehicle body side.
Further, described first, second, third pallet is all flat aluminium alloy plate, and described deformed plate is Al-alloy parts.
The invention has the beneficial effects as follows: use technical scheme, existing inside battery structure is not being changed,
But by changing the mounting structure of battery component, during Vehicular impact, the energy clashed into by absorption, it is achieved that right
The more efficiently snubber of impact force, can keep in repair during follow-up maintenance by the way of changing non-battery assembly,
Reduce loss.
Accompanying drawing explanation
Fig. 1 is one of schematic diagram of the present invention.
Fig. 2 is the two of the schematic diagram of the present invention.
Fig. 3 is the layout of battery container and battery.
Fig. 4 is the axonometric chart of the present invention.
Fig. 5 is the lateral plan of the present invention.
Fig. 6 is the top view of the present invention.
Fig. 7 is A--A sectional view in Fig. 6.
Fig. 8 is dismounting view.
Fig. 9 is the improvement schematic diagram of Fig. 7.
Figure 10 is frontal impact process schematic.
Figure 11 is side impact schematic diagram.
Figure 12 is the axonometric chart of safety pin.
In figure: 1 first pallet, 11 grooves, 12 press strips, 13 first pin holes, 14 leads, 15 first slide protrusion, 15 '
Second slide protrusion, 16 blind flanges, 17 flanges, 2 second pallets, 21 circular holes, 22 second pin holes, 23 first arc chutes, 23 '
Second arc chute, 24T shape chute, 3 the 3rd pallets, 31 bolt mounting holes, 4 torsion springs, 51 first modified strip, 52 second deformation
Bar, 6 deformed plates, 7 safety pins, 8 battery container assemblies, 81 metal shells, 82 battery assemblies, 83 output electrodes.
Detailed description of the invention
As shown in Figures 1 to 12, for existing defect, the protection main body of the present invention is as follows:
Exploitation is a kind of for the device in new-energy automobile protected the electrokinetic cells such as accumulator, especially,
During automobile is violently shaken, it is to avoid battery be violently shaken be distorted, the problem such as deformation.
Its basic principle is, automobile is after being clashed, and according to impact site and the difference of crash direction, it is right
Impulsive force in battery is different, such as, in automobile frontal impact, owing to speed is high, clash into the fierce impact to battery
Maximum, the design of current main flow is all that the layout to battery is optimized, and battery is integrally fixed in battery container
, impact does not the most release, and causes the dismemberent of battery component, and then causes deflagration accident having.
In automobile side clashes into, speed is the highest, but owing to battery is in fore-and-aft direction superposition, in combination on the side
Dynamics is more weak, and battery still can be occurred to misplace, cause battery electrode connection points to be short-circuited, detonation, blast, therefore this
Bright seek to by electrokinetic cell is carried out global optimization, it is provided that a kind of preferably solution.Its abridged edition thinking is, solves electricity
Pond assembly, in the impact in front, side and oblique direction, absorbs impulsive force, is reduced to original by the impulsive force of battery itself
1/3rd, it is effectively protected battery, it is to avoid be short-circuited, detonation and explosion accident.
Based on the description above, the power battery pack structure that the present invention provides is as follows:
Including the internal battery container assembly 8 containing battery, and the first torr fixed for battery container assembly
Dish the 1, second pallet the 2, the 3rd pallet 3, torsion spring the 4, first modified strip the 51, second modified strip 52, deformed plate 6 and safety pin 7, below
Respectively each structure is described in detail.
Battery container assembly 8 includes metal shell 81, battery assembly 82 and output electrode 83, wherein, metal shell 81
Being typically designed as square, or class cuboid, battery assembly 82 is embedded in metal shell 81, and output electrode 83 is positioned at
Portion, including positive and negative electrode, wherein positive and negative electrode is arranged according to diagonal angle as far as possible so that distance zooms out, and reduces the probability of short circuit.
Above-mentioned battery container assembly 8 is arranged on the first pallet 1, and the first pallet 1 is a square plate, and it is first
The upper surface of pallet 1 is provided with a groove 11 for battery container assembly location, and this groove is total with above-mentioned battery container
The bottom become coordinates, and is compressed by horizontal and vertical press strip 12 intersected with each other on battery container assembly, and makes
With trip bolt, above-mentioned press strip 12 two ends are fastened on the edge of the first pallet 1.
Four corners of the first pallet 1 are provided with the first pin hole 13, and this pin hole is through hole.
In the lower surface of the first pallet 1, a lead downwardly extended 14 is set near corner, left front, and
Being nested with a torsion spring 4 on lead, this torsion spring 4 uses high pulling torque torsion spring, and it is angle that its performance indications substantially meet--loading ratio
It is 90 degree--1 ton, the first pallet lower surface away from lead 14 is provided with first slide protrusion 15 and one second
Slide protrusion 15 ', these two slide protrusion are all as being fixed on the cylinder on the first pallet 1.
Arrange in the lower section of the first pallet 1 for the second pallet 2, wherein, the second pallet 2 is provided with and coordinates with lead
Circular hole 21, above-mentioned torsion spring 4 and lead 14 be inserted in circular hole 21, and be provided with a reaming in the bottom of circular hole, and
Arranging a blind flange 16 at reaming, above-mentioned torsion spring lower end is inserted in the slot of blind flange 16, in the bottom of lead 14
Being provided with a flange 17, the diameter of this flange is more bigger than the diameter of lead, prevents the first pallet 1 from coming off.
Four corners of the second pallet 2 are provided with the second pin hole 22, and the second above-mentioned pin hole is blind hole, on
First, second pin hole stated is correspondingly arranged, and inserts a safety pin 7 in every pair of first, second pin-and-hole.
This safety pin 7 uses engineering plastics pin, and is provided with a breach 71, and these engineering plastics on engineering plastics pin
Sell breach after such insertion just to fall at the faying surface of first, second pin hole, and breach is towards side, with reference to Figure 12.For protecting
Card safety pin does not loosens, and uses interference fit between above-mentioned safety pin and the first pin hole and the second pin hole, and on surface
Groove 72 is loosened in setting.
Under normal circumstances, due to the locking effect of four safety pins 7, it is secured to one another between the first pallet and the second pallet
Together, not havinging the vibration of battery case shell, the vibration effectively preventing electrode from getting an electric shock comes off.
During hard hit, after safety pin fractures, the deformation of modified strip is relied on to absorb energy.
The upper surface away from circular hole of the second pallet 2 is provided with first arc chute 23 and the one the second arcs
Chute 23 ', first, second arc chute is all configured with above-mentioned circular hole 21 for the center of circle, and the first arc chute 23 diameter
Relatively big, and the uncovered structure of formation is outputed to right front, the second arc chute 23 ' diameter is less and uncovered to left back, and is somebody's turn to do
Being provided with the first modified strip 51 in first arc chute 23, the first modified strip is pressed in the first arc chute by the first slide protrusion
In, the second arc chute 23 ' arranges the second modified strip 52, it is sliding that the second modified strip is pressed in the second arc by the second slide protrusion
In groove, the first described modified strip and the second modified strip are aluminium alloy modified strip, have certain elasticity, and acutely rush in the external world
Occurring in the case of hitting to compress completely and have self-destroying function, this self-destruction dynamics is at about 0.5 ton, i.e. when being carried in modified strip
Close to 0.5 ton hour, there is self-destruction, apparatus with shock absorbing in self-destruction dynamics.The two ends of first, second above-mentioned modified strip are positioned at arc
The two ends of chute 23, and contact in centre position, form the slide construction carrying out coordinating with slide protrusion.
3rd pallet 3 is also installing plate, uses flat aluminium alloy plate, is provided with corrugated on the 3rd pallet of aluminium alloy
Deformed plate 6, this deformed plate 6 is Al-alloy parts, is attached with the second pallet and the 3rd pallet by the way of welding.And
The surrounding of three pallets 3 is provided with bolt mounting holes 31, for being attached with new forms of energy vehicle carriage.
Further, two above-mentioned slide protrusion and the cooperation face of two arc chutes are T-shaped chute 24, with reference to Fig. 9.
The mode that above-mentioned slide protrusion and lead are threaded connection is attached with the first pallet.
Slide protrusion is loaded from the open-mouth of two arc chutes.
When installing on new forms of energy car, the wave direction in above-mentioned deformed plate 6 is arranged along the direction that automobile is advanced.
Below the consumption of energy during clashing into is done description below:
Frontal impact: the moment of frontal impact, when speed is higher than security settings speed, such as 80 kilometers per hour, safety
Pin 7 fractures automatically, and electricity battery container assembly 8 can deflect to left front due to effect of inertia, reference Figure 10, in the process,
If dynamics is bigger, be connected owing to the 3rd pallet is fixed with vehicle frame, the second pallet 2 relative to the 3rd pallet have one to
Front trend, deformed plate deforms, in this knockout process, due to torsion spring, modified strip, the cooperative transformation of deformed plate three, and electricity
Pond housing assembly itself rotates and power is decomposed, and be enough to absorb the impact that the inertia of battery own brings so that set of cells
The impulsive force of part internal cell core will the lowest at least 60%, significantly alleviate shock dynamics, it is to avoid electric pole short circuit, fire, explode
Generation.
Side impact: the moment of frontal impact, when speed is higher than security settings speed, such as 40 kilometers per hour, safety
Pin 7 fractures automatically, and battery container assembly 8 can deflect to right back due to effect of inertia, with reference to Figure 11, at this knockout process
In, due to torsion spring, the cooperative transformation of modified strip, be enough to absorb the impact that the inertia of battery own brings so that battery component
The impulsive force of internal cell core will the lowest at least 50%, significantly alleviate shock dynamics, it is to avoid electric pole short circuit, fire, explode
Occur.
Embodiment described above is only to be described the preferred embodiment of the present invention, the not model to the present invention
Enclose and be defined, on the premise of designing spirit without departing from the present invention, the relevant technical staff in the field's various changes to the present invention
Shape and improvement, all should expand in protection domain as determined by claims of the present invention.
Claims (7)
1. power battery pack, including the internal battery container assembly (8) containing battery assembly, it is characterised in that also include the
One pallet (1), the second pallet (2), the 3rd pallet (3), torsion spring (4), the first modified strip (51), the second modified strip (52), deformation
Plate (6) and safety pin (7), wherein,
Described battery container assembly (8) is arranged on the first pallet (1) upside, and the upper surface of the first pallet (1) is provided with one
The individual groove (11) for battery container assembly location, and on battery container assembly (8) by intersected with each other laterally and indulge
To press strip (12) compress；
In the lower surface of the first pallet (1), a lead downwardly extended (14) is set near corner, left front, and
Be nested with a torsion spring (4) on lead, described torsion spring (4) performance indications meet angle--loading ratio is 90 degree--1 ton；Away from
First pallet lower surface of lead (14) is provided with first slide protrusion (15) and second slide protrusion (15 '),
Two slide protrusion are all the cylinder being fixed on the first pallet (1)；
Second pallet (2) is set in the lower section of the first pallet (1), wherein, described second pallet (2) is provided with and joins with lead
The circular hole (21) closed, described torsion spring (4) and lead (14) are inserted in circular hole (21), and the bottom of circular hole are provided with one
Reaming, and a blind flange (16) is set at reaming, described torsion spring lower end is inserted in the slot of blind flange (16), is guiding
The bottom of post (14) is provided with a flange (17), and the diameter of described flange is bigger than the diameter of lead；
Described second pallet (2) is away from being provided with first arc chute (23) and second arc on the upper surface of circular hole
Chute (23 '), two arc chutes are that the center of circle is arranged concentrically with described circular hole (21), and described first arc chute (23) is positioned at
Outside second arc chute, described first arc chute forms uncovered structure to right front, described second arc chute (23 ') to
Left back is uncovered, and should be provided with the first modified strip (51) in the first arc chute (23), and the first modified strip is slided by first
Projection is pressed in the first arc chute and forming curves is slidably matched, and arranges the second modified strip in the second arc chute (23 ')
(52) in, the second modified strip is pressed in the second arc chute by the second slide protrusion and forming curves is slidably matched；Described first
Modified strip and the second modified strip are aluminium alloy modified strip, have certain elasticity and have occurred in the case of extraneous severe impact
Total head contracts pulverizing, and dynamics of pulverizing is not less than 0.5 ton；
It is attached by corrugated deformed plate (6) between described second pallet and the 3rd pallet, and in described deformed plate (6)
Wave direction arrange along direction that automobile is advanced, and the surrounding of the 3rd pallet (3) is provided with bolt mounting holes (31).
Power battery pack the most according to claim 1, it is characterised in that described slide protrusion and the cooperation face of arc chute
For T-shaped chute (24).
Power battery pack the most according to claim 1, it is characterised in that battery container assembly (8) includes metal shell
(81), battery assembly (82) and output electrode (83), wherein, described metal shell (81) is square or cuboid, described
Battery assembly (82) is embedded in metal shell (81), and output electrode (83) is positioned at metal shell top, output electricity described in two
Pole is arranged according to diagonal angle.
Power battery pack the most according to claim 1, it is characterised in that described first pallet (1) is a square plate.
Power battery pack the most according to claim 1, it is characterised in that arrange in four corners of the first pallet (1)
Having the first pin hole (13), described first pin hole is through hole；Four corners of the second pallet (2) are provided with the second pin
Hole (22), and described second pin hole is blind hole, described first, second pin hole is correspondingly arranged, at every pair of first, second pin-and-hole
One safety pin (7) of middle insertion.
Power battery pack the most according to claim 5, it is characterised in that described safety pin (7) is engineering plastics pin, described
It is provided with a breach (71) in the middle part of safety pin, and this engineering plastics pin breach after such insertion falls just at first, second pin
At the faying surface in hole, and breach (71) is towards vehicle body side.
Power battery pack the most according to claim 1, it is characterised in that described first, second, third pallet is all aluminum and closes
Gold flat board, described deformed plate is Al-alloy parts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610592609.1A CN106058105B (en) | 2016-07-26 | 2016-07-26 | Power battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610592609.1A CN106058105B (en) | 2016-07-26 | 2016-07-26 | Power battery pack |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106058105A true CN106058105A (en) | 2016-10-26 |
| CN106058105B CN106058105B (en) | 2019-05-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610592609.1A Active CN106058105B (en) | 2016-07-26 | 2016-07-26 | Power battery pack |
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| WO2018215581A1 (en) * | 2017-05-26 | 2018-11-29 | Starship Technologies Oü | A battery and a system for swapping and/or charging a battery of a mobile robot |
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| CN102983296A (en) * | 2011-09-07 | 2013-03-20 | 现代自动车株式会社 | Apparatus fand method or preventing deformation of plastic battery pack case for a vehicle |
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| WO2018215581A1 (en) * | 2017-05-26 | 2018-11-29 | Starship Technologies Oü | A battery and a system for swapping and/or charging a battery of a mobile robot |
| US11424491B2 (en) | 2017-05-26 | 2022-08-23 | Starship Technologies Oü | Battery and a system for swapping and/or charging a battery of a mobile robot |
| CN108470945A (en) * | 2018-03-30 | 2018-08-31 | 赵盼盼 | A kind of electrochemical appliance ensuring good safety |
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