CN207994015U - Fire prevention lithium power battery pack - Google Patents
Fire prevention lithium power battery pack Download PDFInfo
- Publication number
- CN207994015U CN207994015U CN201820508190.1U CN201820508190U CN207994015U CN 207994015 U CN207994015 U CN 207994015U CN 201820508190 U CN201820508190 U CN 201820508190U CN 207994015 U CN207994015 U CN 207994015U
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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 66
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 66
- 230000002265 prevention Effects 0.000 title claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 91
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 37
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 18
- 239000010445 mica Substances 0.000 claims abstract description 10
- 229910052618 mica group Inorganic materials 0.000 claims abstract description 10
- 238000004804 winding Methods 0.000 claims abstract description 8
- 229920001296 polysiloxane Polymers 0.000 claims abstract description 7
- 238000007789 sealing Methods 0.000 claims abstract description 6
- 239000002245 particle Substances 0.000 claims description 23
- 239000004020 conductor Substances 0.000 claims description 17
- 239000000919 ceramic Substances 0.000 claims description 13
- 239000003795 chemical substances by application Substances 0.000 claims description 13
- 230000007704 transition Effects 0.000 claims description 12
- 238000005057 refrigeration Methods 0.000 claims description 9
- 239000003365 glass fiber Substances 0.000 claims description 7
- 230000035515 penetration Effects 0.000 claims description 7
- 229920002379 silicone rubber Polymers 0.000 claims description 7
- 238000001816 cooling Methods 0.000 claims description 4
- 239000002689 soil Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 5
- 239000000243 solution Substances 0.000 description 11
- 230000007480 spreading Effects 0.000 description 5
- 210000000498 stratum granulosum Anatomy 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000036760 body temperature Effects 0.000 description 1
- 235000019628 coolness Nutrition 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- 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
- Battery Mounting, Suspending (AREA)
Abstract
The utility model discloses a kind of fire prevention lithium power battery packs, including：First shell；Multiple second shells, its top is equipped with sealing cover, and interval is contained in first shell, it is laid with mica splittings on the outer wall and inner wall of second shell, spiral winding is equipped with support element on lateral wall, it is equipped with the first water pipe on support element, heat conduction silicone is filled between the first water pipe and support element, the first water pipe head and the tail on adjacent two the second bodies are connected to；Multiple lithium dynamical batteries, a lithium dynamical battery are fixed in a second shell；Third shell forms the second cavity, the closing of the second cavity top with first shell, and accommodates nitrogen；Multiple escape pipes, lower end is connected to the second cavity, upper end is connected to multiple second shells respectively；Valve battery groove body；4th shell forms third cavity with third shell, and the 4th shell is equipped with outlet pipe and water inlet pipe.The utility model has the advantageous effect for reducing lithium dynamical battery external skin temperatures and fire extinguishing.
Description
Technical field
The utility model is related to lithium dynamical battery fields.More specifically, the utility model is related to a kind of fire prevention lithium power
Battery pack.
Background technology
Since lithium battery has, operating voltage is high, light-weight, bigger than energy, self discharge is small, has extended cycle life, memoryless effect
Answer, non-environmental-pollution outstanding advantages of, be the electric vehicle first choice energy；To meet mileages of continuation, charge frequency is reduced, each electricity
Electrical automobile is both needed to installation lithium power battery pack, is all closely to laminate between lithium battery, in work when generally installing lithium power battery pack
During work, lithium power battery pack will produce amount of heat, if being unable to timely processing falls these heats, be bound to that lithium will be influenced
The use mission of battery can also be influenced the stability of lithium power battery pack, by a certain extent when operating temperature is excessively high
Be, can fire hazard possibility, therefore and need to solve the problems, such as the high temperature of lithium power battery pack and on fire.
Utility model content
One purpose of the utility model is to solve at least the above, and provide the advantages of at least will be described later.
The utility model is to provide a kind of fire prevention lithium power battery pack there are one purpose, and lithium dynamical battery is mounted on the
It, can be effectively to second shell due to the setting of mica splittings, support element, heat conduction silicone and the first water pipe in two shells
Cool down, to allow heat of the lithium dynamical battery in longtime running to be able to good evacuation, reduces due to temperature mistake
It is high and situation on fire can also be put out in time even if on fire, prevent fire spreading.
In order to realize these purposes and other advantages according to the present utility model, a kind of fire prevention lithium dynamical battery is provided
Group, including：
First shell is in cuboid, dismountable head cover is equipped at the top of the first shell；
Multiple second shells, the second shell are in cuboid, are opened wide at the top of the second shell, and set on open surface
There is sealing cover, multiple second shell intervals to be contained in the first shell, the second shell outer wall not with the first shell
Internal wall contact, forms the first cavity, mica splittings, the second shell is laid on the outer wall and inner wall of the second shell
Spiral winding is equipped with support element on external side wall, and the support element is in class rectangular-ambulatory-plane, the support along the section of its width direction
Be equipped with the first water pipe on part along its length, support element both ends face closure, the first water pipe outer tube wall with it is described
Heat conduction silicone is filled between support element inner wall, the both ends of first water pipe are worn from the both ends of the surface of the support element respectively
Go out, the first water pipe head and the tail on adjacent two the second bodies are connected to；
Multiple lithium dynamical batteries, multiple lithium dynamical batteries are corresponded with multiple second shells, and a lithium dynamical battery is solid
It is scheduled in a second shell, the conductor wire of the lithium dynamical battery is pierced by the sealing cover electrical connection, forms lithium dynamical battery
Group, total electric wire after connection wear the head cover；
Third shell is in cuboid, and the third shell is set in outside the first shell, the third shell
Top is opened wide, and the third inner walls are not contacted with the first shell outer wall, forms the second cavity, second cavity top
Portion closes, and accommodates nitrogen in second cavity, the third housing exterior walls spiral winding has the second water pipe；
Multiple escape pipes, multiple escape pipes are corresponded with multiple second shells, and the escape pipe is arranged described first
Cavity bottom, multiple escape pipe lower ends are connected to second cavity, upper end is connected to multiple second shells respectively, the outlet
Pipe is equipped with electrically operated valve, and the electrically operated valve is located in first cavity；
Valve battery groove body comprising be fixed on the outer housing of the first shell bottom, be set in the outer housing
Inner housing, the valve battery being contained in the shell, the anti-blushing agent that is filled between the outer housing and the inner housing
Stratum granulosum, the ceramic particle being filled between the inner housing and the valve battery and lower end penetrate in the inner housing
Penetration pipe, multiple through-holes are equipped at intervals on the inner housing, the diameter of the through-hole is less than the grain size of anti-blushing agent particle, is more than
The conductor wire of the grain size of ceramic particle, the valve battery is threaded through on the penetration pipe, and with the conduction of multiple electrically operated valves
Line is electrically connected, and the conductor wire outer wall in first cavity is equipped with silicon rubber glass fibre sleeve；
4th shell is in cuboid, and the 4th case top is opened wide, the 4th inner walls and the third
Housing exterior walls do not contact, and form third cavity, and second water pipe is located in the third cavity, and the 4th shell is equipped with
Outlet pipe and water inlet pipe, the water inlet pipe are connected to one end of second water pipe, and the other end of second water pipe penetrates institute
A not connected orifice with first water pipe in first shell is stated, described outlet pipe one end penetrates the first shell
In vivo with another not connected orifice of first water pipe.
Preferably, the support element is square along the section of its width direction, and the length of side of square is slightly larger than institute
State the outer diameter of the first water pipe.
Preferably, the outer housing bottom surface both side extends outward to form protrusive board, and the protrusive board is equipped with the first threaded hole,
First cavity bottom is equipped with a pair of of supporting block, and the supporting block is located at immediately below the protrusive board, and the supporting block is equipped with
The second threaded hole immediately below first threaded hole, first threaded hole pass through screw spiral shell with second threaded hole
Connect fixation.
Preferably, the grain diameter of the anti-blushing agent particle and the ceramic particle be respectively 10mm and 5mm, it is described logical
A diameter of 8mm in hole.
Preferably, the thickness of the mica splittings is 0.03mm.
Preferably, the diameter of the escape pipe is slightly less than the length on shorter one side of the second shell bottom.
Preferably, sandy soil are filled in the third cavity between second water pipe and the 4th shell
Grain.
Preferably, further include refrigeration machine and the transition babinet in the cooling space that the refrigeration machine is provided
And water tank, wherein the water tank is connected to the transition babinet by connecting tube, and the connecting tube is equipped with water valve, institute
It states transition babinet to be located above the water tank, the water inlet pipe is connected to the water tank, the outlet pipe and the transition
Babinet is connected to, and the lithium dynamical battery is powered for the refrigeration machine.
The utility model includes at least following advantageous effect：
The first, lithium dynamical battery is mounted in second shell, can be effectively cooled down to second shell, to make lithium
Heat of the power battery in longtime running can be able to good evacuation, reduce due to the excessively high and on fire situation of temperature, i.e.,
Make on fire, can also be put out in time, prevent fire spreading；
The second, it is laid with mica splittings on the outer wall and inner wall of the described second shell, it can quickly will be in second shell
Heat derives, reduce the temperature inside second shell, spiral winding is equipped with support element on the second shell lateral wall, described
Support element is in class rectangular-ambulatory-plane along the section of its width direction, and the first water pipe, institute are equipped with along its length on the support element
Support element both ends face closure is stated, heat conduction silicone is filled between the first water pipe outer tube wall and the support element inner wall, when
When being passed through water in the first water pipe, the heat that can accelerate in second shell is transmitted to the first water pipe, accelerates second shell body temperature
Decrease speed, the both ends of first water pipe are pierced by from the both ends of the surface of the support element respectively, on adjacent two the second bodies
The first water pipe head and the tail be connected to, the first water pipe in multiple second shells is sequentially communicated from beginning to end from left to right, to realize flow
It flows to next second shell surface adjacent thereto successively from a second shell, takes away the heat of multiple second shells successively
Amount, cools down for it；
Nitrogen is accommodated in third, the second cavity, works as something unexpected happened, when lithium dynamical battery is on fire, nitrogen can be fast
Oxygen around speed isolation lithium dynamical battery, plays the role of putting out a fire in time, prevents fire spreading, multiple escape pipes and multiple the
Two shells correspond, and nitrogen inlet is provided for each lithium dynamical battery, can be much sooner accurately to lithium dynamical battery institute
Second shell in injection nitrogen, to accurately putting out fire origin in time；
4th, escape pipe setting connects in first cavity bottom, multiple escape pipe lower ends with second cavity
Logical, upper end is connected to multiple second shells respectively, and the escape pipe is equipped with electrically operated valve, can quickly open motor-driven valve
Door shortens the time of nitrogen outflow, and the electrically operated valve is located in first cavity, damage after preventing lithium dynamical battery on fire
Electrically operated valve, to ensure that rear electrically operated valve on fire can be opened effectively；
5th, valve battery groove body comprising be fixed on the outer housing of the first shell bottom, be set in the shell
Internal inner housing, the valve battery being contained in the shell, be filled in it is anti-between the outer housing and the inner housing
Damp agent stratum granulosum, the ceramic particle being filled between the inner housing and the valve battery and lower end penetrate the inner casing
Internal penetration pipe, anti-blushing agent stratum granulosum can absorb moisture, and to prevent valve battery from making moist, ceramic particle has heat-insulated work
With preventing valve battery heated, multiple through-holes be equipped at intervals on the inner housing, the diameter of the through-hole is less than anti-blushing agent particle
Grain size, the grain size more than ceramic particle, the conductor wire of the valve battery is threaded through on the penetration pipe, and with it is multiple electronic
The conductor wire of valve is electrically connected, and the conductor wire outer wall in first cavity is equipped with silicon rubber glass fibre sleeve, silicon
Rubber glass fiber sleeve has the function of high temperature resistant and insulation, and when on fire, temperature is higher, can so ensure the first cavity
Interior conductor wire normal operation, it is that electrically operated valve is powered to make valve battery effectively, to effectively open electrically operated valve, to second
Nitrogen is provided in shell, is effectively put out a fire.
Part is illustrated to embody by the further advantage, target and feature of the utility model by following, and part will also pass through
Research and practice to the utility model and be understood by the person skilled in the art.
Description of the drawings
Fig. 1 is the longitudinal profile structure schematic of one of the utility model technical solution；
Fig. 2 is the detail view of one of the utility model second shell of technical solution；
Fig. 3 is the detail view of one of the utility model valve battery groove body of technical solution.
Specific implementation mode
The following describes the utility model in further detail with reference to the accompanying drawings, to enable those skilled in the art with reference to explanation
Book word can be implemented according to this.
It should be noted that term "upper", "lower", "top", "bottom", "inner", "outside" etc. in the description of the present invention,
The orientation or positional relationship of instruction is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description the utility model
It is described with simplifying, is not that the device of instruction or hint meaning or element must have a particular orientation, with specific orientation structure
It makes and operates, therefore should not be understood as limiting the present invention.
As shown in Figures 1 to 3, the utility model provides a kind of fire prevention lithium power battery pack, including：
First shell 1, is in cuboid, and 1 top of the first shell is equipped with dismountable head cover；
Multiple second shells 2, the second shell 2 are in cuboid, and 2 top of the second shell is opened wide, and open surface
Be equipped with sealing cover, multiple second shells 2 interval be contained in the first shell 1,2 outer wall of the second shell not with it is described
1 inner wall of first shell contacts, and forms the first cavity 21, mica splittings is laid on the outer wall and inner wall of the second shell 2
22, the temperature inside second shell 2,2 outside of the second shell can be reduced quickly by the heat derives in second shell 2
Spiral winding is equipped with support element 23 on wall, and the support element 23 is in class rectangular-ambulatory-plane, the support element along the section of its width direction
The first water pipe 24,23 both ends face closure of the support element, 24 outer tube wall of the first water pipe are equipped on 23 along its length
It can accelerate second when being passed through water in the first water pipe 24 filled with heat conduction silicone 25 between 23 inner wall of the support element
Heat in shell 2 is transmitted to the first water pipe 24, accelerates the decrease speed of temperature in second shell 2, first water pipe 24
Both ends are pierced by from the both ends of the surface of the support element 23 respectively, and the first water pipe 24 on adjacent two the second bodies is connected to from beginning to end, more
The first water pipe 24 in a second shell 2 is sequentially communicated from beginning to end from left to right, to realize flow from a second shell 2 successively
2 surface of next second shell adjacent thereto is flowed to, the heat of multiple second shells 2 is taken away successively, cools down for it；
Multiple lithium dynamical batteries 5, multiple lithium dynamical batteries 5 are corresponded with multiple second shells 2, a lithium dynamical battery
5 are fixed in a second shell 2, and the conductor wire of the lithium dynamical battery 5 is pierced by the sealing cover electrical connection, total after connection
Electric wire wears the head cover, lithium dynamical battery 5 is mounted in second shell 2, since above-mentioned a variety of coolings to second shell 2 are arranged
It applies, to allow heat of the lithium dynamical battery 5 in longtime running to be able to good evacuation, reduction rises since temperature is excessively high
The situation of fire；
Third shell 3 is in cuboid, and the third shell 3 is set in outside the first shell 1, the third
3 top of shell is opened wide, and 3 inner wall of third shell is not contacted with 1 outer wall of the first shell, forms the second cavity 31, described
Second cavity, 31 top seal accommodates nitrogen in second cavity 31, works as something unexpected happened, lithium dynamical battery 5 is on fire
When, nitrogen can quickly completely cut off the oxygen around lithium dynamical battery 5, play the role of putting out a fire in time, prevent fire spreading, described
3 outer wall spiral winding of third shell has the second water pipe 32, can be that third shell 3 cools down after being passed through water in the second water pipe 32；
Multiple escape pipes 33, multiple escape pipes 33 are corresponded with multiple second shells 2, are carried for each lithium dynamical battery 5
For nitrogen inlet, can the accurate injection nitrogen into the second shell 2 where lithium dynamical battery 5 much sooner, in time
Accurately put out fire origin, the setting of the escape pipe 33 in 21 bottom of the first cavity, 33 lower end of multiple escape pipes with it is described
The connection of second cavity 31, upper end are connected to multiple second shells 2 respectively, and the escape pipe 33 is equipped with electrically operated valve, can be fast
The opening electrically operated valve of speed shortens the time of nitrogen outflow, and the electrically operated valve is located in first cavity 21, prevents lithium dynamic
Electrically operated valve is damaged after power battery 5 is on fire, to ensure that rear electrically operated valve on fire can be opened effectively；
Valve battery groove body 6 comprising be fixed on the outer housing of 1 bottom of the first shell, be set in the outer housing
Interior inner housing, the valve battery 61 being contained in the shell, be filled in it is anti-between the outer housing and the inner housing
Damp agent stratum granulosum 62, the ceramic particle being filled between the inner housing and the valve battery 61 and lower end penetrate described
Penetration pipe 63 in inner housing, anti-blushing agent stratum granulosum 62 can absorb moisture, to prevent valve battery 61 from making moist, ceramic particle
With heat-blocking action, prevents valve battery 61 heated, multiple through-holes are equipped at intervals on the inner housing, the diameter of the through-hole is small
The conductor wire of grain size in anti-blushing agent particle, the grain size more than ceramic particle, the valve battery 61 is threaded through the penetration pipe
It on 63, and is electrically connected with the conductor wire of multiple electrically operated valves, the conductor wire outer wall in first cavity 21 is equipped with silicon
Rubber glass fiber sleeve, silicon rubber glass fibre sleeve has the function of high temperature resistant and insulation, and when on fire, temperature is higher,
It can so ensure the conductor wire normal operation in the first cavity 21, valve battery 61 is made effectively to power for electrically operated valve, from
And electrically operated valve is effectively opened, nitrogen is provided into second shell 2, is effectively put out a fire；
4th shell 4 is in cuboid, and the top of the 4th shell 4 is opened wide, 4 inner wall of the 4th shell with it is described
3 outer wall of third shell does not contact, and forms third cavity 41, and second water pipe 32 is located in the third cavity 41, and described the
Four shells 4 are equipped with outlet pipe 42 and water inlet pipe 43, and the water inlet pipe 43 is connected to one end of second water pipe 32, and described the
The other end of two water pipes 32 penetrates a not connected orifice with first water pipe 24, institute in the first shell 1
It states 42 one end of outlet pipe and penetrates interior another the not connected orifice with first water pipe 24 of the first shell 1, it will
Cold water introduces, then the water after absorption heat is drawn, and constantly cools down for second shell 2.
In the above-mentioned technical solutions, during lithium dynamical battery 5 is run, water valve and pump is opened, makes cold water from water inlet pipe 43
It flows into, followed by the first water pipe 24 and the second water pipe 32, then from the outflow of outlet pipe 42, is run to take away lithium dynamical battery 5
When the heat that generates, the second shell 2 residing for lithium dynamical battery 5, mica splittings 22, heat conduction silicone 25, the Yi Jishe of setting
Mode is set, the heat that can accelerate in second shell 2 is transmitted to the first water pipe 24, accelerates the lower reduction of speed of temperature in second shell 2
Degree, to prevent lithium dynamical battery 5 run during temperature it is excessively high, prevent it is on fire, even if something unexpected happened, lithium dynamical battery 5
On fire, the nitrogen that 2 outside of second shell is arranged can also quickly completely cut off the oxygen around lithium dynamical battery 5, play timely fire extinguishing
Effect, prevent fire spreading, the setting of valve battery groove body 6 and silicon rubber glass fibre sleeve, it is ensured that the first cavity
Conductor wire normal operation in 21 makes valve battery 61 effectively power for electrically operated valve, to effectively open electrically operated valve, to
Nitrogen is provided in second shell 2, is effectively put out a fire.
In another technical solution, the support element 23 is square along the section of its width direction, and square
The length of side is slightly larger than the outer diameter of first water pipe 24, makes the first water pipe 24 closer to second shell 2, accelerates to absorb second shell 2
Heat.
In another technical solution, the outer housing bottom surface both side extends outward to form protrusive board 64, on the protrusive board 64
Equipped with the first threaded hole, 21 bottom of the first cavity is equipped with a pair of of supporting block 65, and the supporting block 65 is located at the protrusive board 64
Underface, the supporting block 65 are equipped with the second threaded hole being located at immediately below first threaded hole, first threaded hole
It is spirally connected fixation by screw 66 with second threaded hole, when valve battery 61 is placed too long, convenient periodically take out checks, protects
The validity for demonstrate,proving valve battery 61, to ensure, when needing to open electrically operated valve, can effectively to open.
In another technical solution, the grain diameter of the anti-blushing agent particle and the ceramic particle be respectively 10mm and
A diameter of 8mm of 5mm, the through-hole, moisture absorption effect and heat insulation are preferable.
In another technical solution, the thickness of the mica splittings 22 is 0.03mm, and it is fast to transmit heat.
In another technical solution, the diameter of the escape pipe 33 is slightly less than the shorter of 2 bottom of the second shell
The length on one side keeps nitrogen area of going out larger, so as to increase nitrogen gas output, preferably plays the role of fire extinguishing.
In another technical solution, second water pipe 32 and the 4th shell 4 are located in the third cavity 41
Between be filled with sandy soil particle, when the intensity of a fire is excessive, has spread in third cavity 41, sandy soil particle can play the work of fire extinguishing
With so as to increase by one layer of safety guarantee.
Further include refrigeration machine and in the cooling space that the refrigeration machine is provided in another technical solution
Transition babinet and water tank, wherein the water tank is connected to the transition babinet by connecting tube, is set in the connecting tube
There are water valve, the transition babinet to be located above the water tank, the water inlet pipe 43 is connected to the water tank, the outlet pipe
42 are connected to the transition babinet, and the lithium dynamical battery 5 is powered for the refrigeration machine, it is ensured that flow into the first water pipe 24
Water keep low-temperature condition.
It is not only in the description and the implementation although the embodiments of the present invention have been disclosed as above
Listed utilization, it can be applied to various fields suitable for the present invention completely, for those skilled in the art,
Other modifications may be easily implemented, therefore without departing from the general concept defined in the claims and the equivalent scope, this reality
It is not limited to specific details and legend shown and described herein with novel.
Claims (8)
1. lithium power battery pack of preventing fires, which is characterized in that including：
First shell is in cuboid, dismountable head cover is equipped at the top of the first shell；
Multiple second shells, the second shell are in cuboid, are opened wide at the top of the second shell, and open surface is equipped with close
Capping, multiple second shell intervals are contained in the first shell, the second shell outer wall not in the first shell
Wall contacts, and forms the first cavity, is laid with mica splittings on the outer wall and inner wall of the second shell, outside the second shell
Spiral winding is equipped with support element on side wall, and the support element is in class rectangular-ambulatory-plane along the section of its width direction, on the support element
It is equipped with the first water pipe, support element both ends face closure, the first water pipe outer tube wall and the support along its length
Heat conduction silicone is filled between part inner wall, the both ends of first water pipe are pierced by from the both ends of the surface of the support element respectively, phase
The first water pipe head and the tail on two adjacent the second bodies are connected to；
Multiple lithium dynamical batteries, multiple lithium dynamical batteries are corresponded with multiple second shells, and a lithium dynamical battery is fixed on
In one second shell, the conductor wire of the lithium dynamical battery is pierced by the sealing cover electrical connection, forms lithium power battery pack, even
Total electric wire after connecing wears the head cover；
Third shell is in cuboid, and the third shell is set in outside the first shell, the third case top
It opens wide, the third inner walls are not contacted with the first shell outer wall, form the second cavity, the second cavity top envelope
It closes, nitrogen is accommodated in second cavity, the third housing exterior walls spiral winding has the second water pipe；
Multiple escape pipes, multiple escape pipes are corresponded with multiple second shells, and the escape pipe is arranged in first cavity
Bottom, multiple escape pipe lower ends are connected to second cavity, upper end is connected to multiple second shells respectively, on the escape pipe
Equipped with electrically operated valve, the electrically operated valve is located in first cavity；
Valve battery groove body comprising be fixed on the outer housing of the first shell bottom, be set in it is interior in the outer housing
Shell, the valve battery being contained in the shell, the anti-blushing agent particle being filled between the outer housing and the inner housing
Layer, the ceramic particle being filled between the inner housing and the valve battery and lower end penetrate wearing in the inner housing
Spool, multiple through-holes are equipped at intervals on the inner housing, and the diameter of the through-hole is less than the grain size of anti-blushing agent particle, is more than ceramics
The conductor wire of the grain size of particle, the valve battery is threaded through on the penetration pipe, and electric with the conductor wire of multiple electrically operated valves
Connection, the conductor wire outer wall in first cavity are equipped with silicon rubber glass fibre sleeve；
4th shell is in cuboid, and the 4th case top is opened wide, the 4th inner walls and the third shell
Outer wall does not contact, and forms third cavity, and second water pipe is located in the third cavity, and the 4th shell is equipped with water outlet
Pipe and water inlet pipe, the water inlet pipe are connected to one end of second water pipe, and the other end of second water pipe penetrates described the
With a not connected orifice of first water pipe in one shell, described outlet pipe one end penetrates in the first shell
With another not connected orifice of first water pipe.
2. fire prevention lithium power battery pack as described in claim 1, which is characterized in that the support element is cut along its width direction
Face is square, and the length of side of square is slightly larger than the outer diameter of first water pipe.
3. fire prevention lithium power battery pack as described in claim 1, which is characterized in that the outer housing bottom surface both side extends outwardly
Protrusive board is formed, the protrusive board is equipped with the first threaded hole, and first cavity bottom is equipped with a pair of of supporting block, the supporting block position
Immediately below the protrusive board, the supporting block is equipped with the second threaded hole being located at immediately below first threaded hole, and described the
One threaded hole and second threaded hole are spirally connected fixation by screw.
4. fire prevention lithium power battery pack as described in claim 1, which is characterized in that the anti-blushing agent particle and the ceramics
The grain diameter of grain is respectively a diameter of 8mm of 10mm and 5mm, the through-hole.
5. fire prevention lithium power battery pack as described in claim 1, which is characterized in that the thickness of the mica splittings is
0.03mm。
6. fire prevention lithium power battery pack as described in claim 1, which is characterized in that the diameter of the escape pipe is slightly less than described
The length on shorter one side of second shell bottom.
7. fire prevention lithium power battery pack as described in claim 1, which is characterized in that be located at described second in the third cavity
Sandy soil particle is filled between water pipe and the 4th shell.
8. fire prevention lithium power battery pack as described in claim 1, which is characterized in that further include refrigeration machine and positioned at described
Transition babinet in the cooling space that refrigeration machine is provided and water tank, wherein the water tank passes through with the transition babinet
Connecting tube is connected to, and the connecting tube is equipped with water valve, and the transition babinet is located above the water tank, the water inlet pipe and institute
Water tank connection is stated, the outlet pipe is connected to the transition babinet, and the lithium dynamical battery is powered for the refrigeration machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820508190.1U CN207994015U (en) | 2018-04-11 | 2018-04-11 | Fire prevention lithium power battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820508190.1U CN207994015U (en) | 2018-04-11 | 2018-04-11 | Fire prevention lithium power battery pack |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109786892A (en) * | 2019-01-21 | 2019-05-21 | 中科院合肥技术创新工程院 | A kind of high vehicle-mounted high-efficiency battery group of protective performance |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109786892A (en) * | 2019-01-21 | 2019-05-21 | 中科院合肥技术创新工程院 | A kind of high vehicle-mounted high-efficiency battery group of protective performance |
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Effective date of registration: 20231126 Address after: No. 88, Jinsha South Avenue, High-tech Industrial Park, Hukou County, Jiujiang City, Jiangxi Province 332599 Patentee after: Jiujiang Tianci Resource Recycling Technology Co.,Ltd. Address before: 341000 Xinhua Industrial community, Nan'an Town, Dayu County, Ganzhou City, Jiangxi Province Patentee before: ZHONGTIAN HONGLI QINGYUAN CO.,LTD. |
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