CN207183471U - Collapsible joint, heat management device and battery modules - Google Patents
Collapsible joint, heat management device and battery modules Download PDFInfo
- Publication number
- CN207183471U CN207183471U CN201721310868.7U CN201721310868U CN207183471U CN 207183471 U CN207183471 U CN 207183471U CN 201721310868 U CN201721310868 U CN 201721310868U CN 207183471 U CN207183471 U CN 207183471U
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- Prior art keywords
- hollow connectors
- movable part
- management device
- pressure
- hollow
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- 238000000429 assembly Methods 0.000 claims abstract description 40
- 238000007789 sealing Methods 0.000 claims description 9
- 230000008859 change Effects 0.000 claims description 7
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- 239000012782 phase change material Substances 0.000 description 6
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- 239000004411 aluminium Substances 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000005338 heat storage Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Chemical class 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000000178 monomer Substances 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 239000011232 storage material Substances 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 239000000956 alloy Chemical class 0.000 description 1
- 229910045601 alloy Chemical class 0.000 description 1
- 229910052787 antimony Inorganic materials 0.000 description 1
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
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- 230000005611 electricity Effects 0.000 description 1
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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
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Abstract
The utility model embodiment provides a kind of collapsible joint, heat management device and battery modules.The heat management device includes being used to treat the thermal management assemblies that the temperature of thermal dissipating object is adjusted, and the thermal management assemblies include a cavity for being used to house heat accumulating；The collapsible joint includes hollow connectors and movable part；The first end of the hollow connectors connects with the cavity, second end of the hollow connectors is flexibly connected with the movable part, one end closing of the movable part away from the hollow connectors, the movable part stretches when pressure changes in the hollow connectors relative to the hollow connectors, to adjust the pressure in the hollow connectors.The utility model can effectively adjust the pressure in heat management device, and the security performance of heat management device is also improved while the temperature adjustment to battery modules is realized.
Description
Technical field
Battery modules technical field is the utility model is related to, in particular to a kind of collapsible joint, heat management device
And battery modules.
Background technology
In the prior art, the heat management for carrying out cell heat management is typically both provided with battery modules to fill
Put.To study and find through the application utility model people, although current heat management device realizes temp regulating function, but not
The pressure change in heat management device can be controlled well, security performance is relatively low.
Utility model content
In order to overcome above-mentioned deficiency of the prior art, the purpose of this utility model be to provide a kind of collapsible joint,
Heat management device and battery modules, the pressure in heat management device can be effectively adjusted, realize the temperature tune to battery modules
Also the security performance of heat management device is improved while section.
To achieve these goals, the utility model preferred embodiment provides a kind of collapsible joint, applied to heat management
Device, the heat management device include being used to treat the thermal management assemblies that the temperature of thermal dissipating object is adjusted, the heat management
Component includes a cavity for being used to house heat accumulating.
The collapsible joint includes hollow connectors and movable part.
The first end of the hollow connectors connects with the cavity, the second end and the activity of the hollow connectors
Component activity connects, and one end closing of the movable part away from the hollow connectors, the movable part is described hollow
Stretched when pressure changes in connector relative to the hollow connectors, to adjust the pressure in the hollow connectors.
In the utility model preferred embodiment, above-mentioned hollow connectors are hollow structure, the of the hollow connectors
The radial direction of the hollow connectors is provided with least one boss between one end and the second end, with by the boss with
The movable part engaging.
In the utility model preferred embodiment, above-mentioned boss includes first boss and second boss, described scalable to connect
Head also includes the sealing ring being arranged between the first boss and the second boss, and the sealing ring is used in the activity
When part is set on the second end of the hollow connectors, between filling between the movable part and the hollow connectors
Gap.
In the utility model preferred embodiment, it is provided with above-mentioned movable part for engaging with the hollow connectors
The first snap-in structure, the movable part and one end that the hollow connectors are connected be provided with for and the hollow connection
Second snap-in structure of part engaging, the movable part is surrounded between first snap-in structure and second snap-in structure
Buffer area；
When the pressure in the hollow connectors reaches first pressure, the hollow connectors disengage first engaging
Structure enters the buffer area, and when the pressure in the hollow connectors reaches second pressure, the hollow connectors take off
Second snap-in structure is opened with the movable part to depart from.
It is described when the pressure in the hollow connectors reaches predetermined pressure in the utility model preferred embodiment
Hollow connectors open the movable part away from one end top that the hollow connectors are closed, to realize that pressure release acts on.
The utility model preferred embodiment also provides a kind of heat management device, and the heat management device includes thermal management assemblies
And above-mentioned collapsible joint；
The thermal management assemblies include fixed plate, are provided with the relative two sides of the fixed plate and wait to radiate for accommodating
The groove of object, the cavity for housing heat accumulating is provided between the relative two sides of the fixed plate.
The collapsible joint includes hollow connectors and movable part.
The first end of the hollow connectors connects with the cavity, the second end and the activity of the hollow connectors
Component activity connects, and one end closing of the movable part away from the hollow connectors, the movable part is described hollow
Stretched when pressure changes in connector relative to the hollow connectors, to adjust the pressure in the hollow connectors.
In the utility model preferred embodiment, two collapsible joints, institute are provided with each thermal management assemblies
State two collapsible joints and be separately positioned on the relative both ends of the fixed plate, for making institute by described two collapsible joints
The pressure stated in cavity is adjusted.
In the utility model preferred embodiment, position of the above-mentioned groove on the fixed plate opposite sides face is mutually handed over
It is wrong.
The utility model preferred embodiment also provides a kind of battery modules, the battery modules include multilayer submodule group and on
The heat management device stated, every layer of submodule group include multiple cells, the number of the heat management device be it is multiple, each
The heat management device is arranged between the adjacent submodule group, and the heat management device includes thermal management assemblies and scalable
Joint.
The thermal management assemblies include fixed plate, and the fixed plate is held by the groove being arranged on the fixed plate side
Put the cell.
The collapsible joint is arranged on thermal management assemblies, and is connected with the cavity of the thermal management assemblies, for
Pressure in the cavity is stretched when sending change, to adjust the pressure in the cavity.
In the utility model preferred embodiment, position of the above-mentioned groove on two opposite sides of adjacent fixed plate
It is oppositely arranged, for the cell between adjacent fixed plate to be fixed.
In terms of existing technologies, the collapsible joint of the utility model preferred embodiment offer, heat management device
And battery modules, the heat management device includes being used to treat the thermal management assemblies that the temperature of thermal dissipating object is adjusted, described
Thermal management assemblies include a cavity for being used to house heat accumulating；The collapsible joint includes hollow connectors and movable part
Part；The first end of the hollow connectors connects with the cavity, the second end and the movable part of the hollow connectors
It is flexibly connected, one end closing of the movable part away from the hollow connectors, the movable part is in the hollow connection
Stretched when pressure changes in part relative to the hollow connectors, to adjust the pressure in the hollow connectors.This reality
With the new pressure that can effectively adjust in heat management device, heat is also improved while the temperature adjustment to battery modules is realized
The security performance of managing device.Based on above-mentioned design, the collapsible joint can effectively adjust the pressure in heat management device,
So that heat management device also improves the security performance of heat management device while the temperature adjustment to battery modules is realized, make institute
Stating heat management device, the temperature environment of battery modules can be adjusted for a long time, while can also improve battery modules
Service life problem.
To enable above-mentioned purpose of the present utility model, feature and advantage to become apparent, the utility model cited below particularly compared with
Good embodiment, and accompanying drawing appended by cooperation, are described in detail below.
Brief description of the drawings
, below will be to required use in embodiment in order to illustrate more clearly of the technical scheme of the utility model embodiment
Accompanying drawing be briefly described, it will be appreciated that the following drawings illustrate only some embodiments of the present utility model, therefore should not be by
Regard the restriction to the utility model claims protection domain as, for those of ordinary skill in the art, do not paying
On the premise of creative work, other related accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of structural representation for the heat management device that the utility model preferred embodiment provides.
Fig. 2 is a kind of structural representation of the collapsible joint shown in Fig. 1.
Fig. 3 is a kind of structural representation of the hollow connectors shown in Fig. 2.
Fig. 4 is a kind of structural representation of the movable part shown in Fig. 2.
Fig. 5 is a kind of cross-sectional view of the movable part shown in Fig. 2.
Fig. 6 is a kind of structural representation for the battery modules that the utility model preferred embodiment provides.
Icon：10- battery modules；100- heat management devices；110- thermal management assemblies；112- fixed plates；114- grooves；
120- collapsible joints；122- hollow connectors；1221- first ends；1222- the second ends；1223- first boss；1224-
Second boss；1225- sealing rings；124- movable parts；1241- closes end；The snap-in structures of 1242- first；1243- second blocks
Close structure；1244- buffer areas；200- submodule groups；210- cells.
Embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Accompanying drawing in type embodiment, the technical scheme in the embodiment of the utility model is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model part of the embodiment, rather than whole embodiments.Generally here described in accompanying drawing and
The component of the utility model embodiment shown can be configured to arrange and design with a variety of.
Therefore, the detailed description of the embodiment of the present utility model to providing in the accompanying drawings is not intended to limit requirement below
The scope of the utility model of protection, but it is merely representative of selected embodiment of the present utility model.Based in the utility model
Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, all
Belong to the scope of the utility model protection.
It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent accompanying drawing in individual accompanying drawing.
, it is necessary to explanation, the side of the instruction such as term " " center ", " on ", " interior ", " outer " in description of the present utility model
Position or position relationship be based on orientation shown in the drawings or position relationship, or the utility model product using when usually put
Orientation or position relationship, be for only for ease of description the utility model and simplify and describe, rather than instruction or imply signified
Device or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that new to this practicality
The limitation of type.In addition, term " first ", " second " etc. are only used for distinguishing description, and it is not intended that indicating or implying relatively heavy
The property wanted.
In description of the present utility model, it is also necessary to which explanation, unless otherwise clearly defined and limited, term " are set
Put ", " installation ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected,
Or it is integrally connected；Can be mechanical connection or electrical connection；Can be joined directly together, intermediary can also be passed through
It is indirectly connected, can is the connection of two element internals.For the ordinary skill in the art, can be managed with concrete condition
Solve concrete meaning of the above-mentioned term in the utility model.
Below in conjunction with the accompanying drawings, some embodiments of the present utility model are elaborated.In the case where not conflicting, under
Feature in the embodiment and embodiment stated can be mutually combined.
A kind of referring to Fig. 1, structural representation of the heat management device 100 provided for the utility model preferred embodiment.
In the utility model embodiment, the heat management device 100 may include collapsible joint 120, through the application utility model people
Research is found, although current heat management device 100 realizes temp regulating function, can not control heat management well
Pressure change in device 100, security performance is relatively low, is studied for a long period of time exploration by utility model people, by that can be stretched described in setting
Reducer coupling first 120, it can effectively adjust the pressure in heat management device 100 so that heat management device 100 is being realized to battery modules
Also the security performance of heat management device 100 is improved while 10 temperature adjustment, enables the heat management device 100 for a long time
The temperature environment of battery modules 10 is adjusted on ground, while can also improve the service life problem of battery modules 10.
As shown in figure 1, what the temperature that the heat management device 100 can also include being used to treat thermal dissipating object was adjusted
Thermal management assemblies 110, the thermal management assemblies 110 include a cavity for being used to house heat accumulating, the heat management device
100 are stored by the thermal management assemblies 110 to the heat-retaining mass, and by the thermal management assemblies 110 to described
Treat that thermal dissipating object is housed, with by the heat-retaining mass being stored in the thermal management assemblies 110, pair with the heat management group
What part 110 contacted treats that thermal dissipating object carries out radiating treatment.Wherein, the heat-retaining mass can be phase-change material (PCM-Phase
Change Material).Phase-change material refers to vary with temperature and change physical property and can provide the material of latent heat.Transformation
The process of physical property is phase transition process, and now phase-change material will absorb or discharge substantial amounts of latent heat.Thus, the heat management
Device 100 can treat that thermal dissipating object carries out heat management by the heat-retaining mass to described.
Usually, phase-change material can be divided into inorganic PCM, organic PCM and the classes of compound PCM tri-.Wherein, inorganic PCM is main
There are crystalline hydrate salt, molten salts, metal or alloy class etc..Organic PCM mainly includes paraffin, acetic acid and other are organic
Thing.And composite phase-change heat-storage material the shortcomings that can effectively overcoming single inorganic matter or organic matter phase-change heat-storage material to exist,
And can improves the application effect of phase-change material.
Specifically, the thermal management assemblies 110 can include fixed plate 112, on the relative two sides of the fixed plate 112
It is provided with for housing the groove 114 for treating thermal dissipating object, is set between the relative two sides of the fixed plate 112 free
Chamber, the thermal management assemblies 110 are stored by the cavity to the heat-retaining mass.
In the present embodiment, position of the groove 114 on the opposite sides face of fixed plate 112 is interlaced.Tool
Body, the position and the position of another side upper groove 114 of a side upper groove 114 of the fixed plate 112 are interlaced,
To reduce the volume of the thermal management assemblies 110.
Alternatively, it is described to treat that thermal dissipating object be configured according to actual design demand, the shape of the groove 114
It can be correspondingly improved according to the shape for treating thermal dissipating object, it is described to treat that thermal dissipating object be with as a kind of embodiment
It is cell 210.
In the present embodiment, the collapsible joint 120 is arranged on the thermal management assemblies 110 and connected with the cavity
It is logical, send the pressure adjusted during change in the cavity for the heat-retaining mass in the cavity.Specifically, each heat
Two collapsible joints 120 are provided with management assembly 110, described two collapsible joints 120 are separately positioned on the fixation
The relative both ends of plate 112, to adjust the pressure in the cavity by described two collapsible joints 120.Certainly, in other realities
Apply in mode, a collapsible joint 120 can also be only set on each thermal management assemblies 110, specifically can be according to reality
Border demand is configured, and the present embodiment is not especially limited to this.
Further, Fig. 2 is please referred to, is a kind of structural representation of the collapsible joint 120 shown in Fig. 1.
In the present embodiment, the collapsible joint 120 can include hollow connectors 122 and movable part 124.The hollow connectors
122 first end is connected with the cavity, and the second end of the hollow connectors 122 is flexibly connected with the movable part 124,
One end closing of the movable part 124 away from the hollow connectors 122, the movable part 124 is in the hollow connection
It is flexible relative to the hollow connectors 122 when pressure changes in part 122, to adjust in the hollow connectors 122
Pressure.
Further referring to Fig. 3, in an embodiment of the present embodiment, the hollow connectors 122 are hollow knot
Structure, the hollow connectors 122 include first end 1221 and the second end 1222, the first end 1221 and the second end
The radial direction of the hollow connectors 122 is provided with least one boss between 1222, with by the boss with it is described
Movable part 124 engages.
In the specific implementation, heat accumulating can be irrigated by the second end 1222 of the hollow connectors 122, so that storage
Hot material enters the cavity and carries out heat management to treat thermal dissipating object, and the hollow connectors 122 are easy to manufacture, and install, together
When also allow for the perfusion and sealing of heat accumulating.
Further, in the present embodiment, above-mentioned boss can be two, convex including first boss 1223 and second respectively
Platform 1224, the collapsible joint 120 can also include be arranged on the first boss 1223 and the second boss 1224 it
Between sealing ring 1225, the sealing ring 1225 can be used for being set in the hollow connectors 122 in the movable part 124
The second end 1222 on when, the gap between the movable part 124 and the hollow connectors 122 is filled, to improve
The sealing ability of collapsible joint 120 is stated, prevents the heat accumulating in the cavity to be spilled in the movable part 124.
Fig. 4 is please referred to, in a kind of embodiment of the utility model embodiment, when the hollow connectors 122
When interior pressure reaches predetermined pressure, the hollow connectors 122 can be by the movable part 124 away from the hollow connection
One end top that part 122 is closed is opened, namely the closing end 1241 in Fig. 4, to realize that pressure release acts on.
Fig. 4 is please referred to, in a kind of embodiment of the utility model embodiment, is set in the movable part 124
It is equipped with the first snap-in structure 1242 for engaging with the hollow connectors 122, the movable part 124 and the hollow company
One end that fitting 122 connects is provided with the second snap-in structure 1243 for engaging with the hollow connectors 122, and described first
The buffer area 1244 of the movable part 124 is surrounded between snap-in structure 1242 and second snap-in structure 1243.Work as institute
When stating the pressure in hollow connectors 122 and reaching first pressure, the hollow connectors 122 disengage first snap-in structure
1242 enter the buffer area 1244, if the first pressure persistently increases to second pressure, namely when the hollow company
When pressure in fitting 122 reaches second pressure, the hollow connectors 122 disengage second snap-in structure 1243 with it is described
Movable part 124 departs from, and so as to play explosion-proof, protects the heat management device 100.
Based on above-mentioned design, when the heat accumulating in the cavity sends phase transformation, its internal pressure changes progress
Shrink or expand, cavity can effectively be adjusted by the cooperation of the hollow connectors 122 and the movable part 124
Internal pressure, and then the security performance of heat management device 100 is improved, enable the heat management device 100 for a long time to electricity
The state of temperature of pond module 10 is adjusted, while can also improve the service life problem of battery modules 10.
A kind of referring to Fig. 6, structural representation of the battery modules 10 provided for the utility model preferred embodiment.
In the utility model embodiment, the battery modules 10 can include the heat management device 100 and multilayer submodule group 200, institute
State submodule group 200 to be stacked, each submodule group 200 includes multiple cells 210, the number of the heat management device 100
To be multiple, the heat management device 100 is arranged between the adjacent submodule group 200, for the heat management device 100
Cell 210 in the submodule group 200 of both sides carries out radiating treatment.
In the present embodiment, the thermal management assemblies 110 in the heat management device 100 include the fixed plate 112, described
Fixed plate 112 is arranged between the adjacent submodule group 200, and the two sides relative by being arranged on the fixed plate 112
On groove 114 cell 210 in the submodule group 200 is housed.
In the present embodiment, the collapsible joint 120 in the heat management device 100 is arranged on the thermal management assemblies
On 110, and connected with the cavity of the thermal management assemblies 110, can be by the collapsible joint 120 externally to the sky
Intracavitary injects heat-retaining mass, and carries out radiating treatment to the cell 210 by the heat-retaining mass.
In the present embodiment, the groove 114 in the adjacent heat management device 100 is opposite in adjacent fixed plate 112
Two sides on position be oppositely arranged, for the cell 210 between adjacent fixed plate 112 to be fixed.Tool
Body, in the adjacent heat management device 100, the position one of groove 114 on opposite side is corresponded in two fixed plates 112
One correspondence, the chamber resettling for the accommodating fixed cell 210 is formed, so as to which the adjacent heat management will be arranged on
The cell 210 of the submodule group 200 between device 100 is fixed.
In the present embodiment, the number of the groove 114 on each side of fixed plate 112 and monomer in the submodule group 200
The number of battery 210 is identical, wherein the length of the groove 114 is less than the length of the cell 210, so that the monomer
The both positive and negative polarity of the cell 210 when being positioned on the thermal management assemblies 110 of battery 210 can be in the heat management
Outside component 110.
In the present embodiment, the material on the thermal management assemblies 110 can be the high iron of thermal conductivity, copper, antimony, tin, aluminium
Deng metal.For example not only thermal conductivity is high for aluminium and aluminium alloy, and have the characteristics that intensity is high, corrosion resistance is good.Using aluminium and
When aluminium alloy makes the thermal management assemblies 110, can not only heat management be carried out to the battery modules 10, and to the battery
Module 10 has supporting role.
In summary, in terms of existing technologies, the utility model preferred embodiment provide collapsible joint 120,
Heat management device 100 and battery modules 10, the temperature that the heat management device 100 includes being used to treat thermal dissipating object are adjusted
Thermal management assemblies 110, the thermal management assemblies 110 include one and are used to house the cavity of heat accumulating；It is described scalable to connect
First 120 include hollow connectors 122 and movable part 124；The first end of the hollow connectors 122 connects with the cavity,
Second end of the hollow connectors 122 is flexibly connected with the movable part 124, and the movable part 124 is away from described
One end closing of empty connector 122, the movable part 124 are relative when pressure changes in the hollow connectors 122
It is flexible in the hollow connectors 122, to adjust the pressure in the hollow connectors 122.The utility model can be adjusted effectively
Pressure in economizer tube reason device 100, heat management device 100 is also improved while the temperature adjustment to battery modules 10 is realized
Security performance.Based on above-mentioned design, the collapsible joint 120 can effectively adjust the pressure in heat management device 100, make
Obtain the security that heat management device 100 also improves heat management device 100 while the temperature adjustment to battery modules 10 is realized
Can, enable the heat management device 100 that the temperature environment of battery modules 10 to be adjusted for a long time, while can also change
The service life problem of kind battery modules 10.
Preferred embodiment of the present utility model is the foregoing is only, is not limited to the utility model, for this
For the technical staff in field, the utility model can have various modifications and variations.It is all in the spirit and principles of the utility model
Within, any modification, equivalent substitution and improvements made etc., it should be included within the scope of protection of the utility model.
Claims (10)
1. a kind of collapsible joint, applied to heat management device, it is characterised in that the heat management device includes scattered for treating
The thermal management assemblies that the temperature of hot object is adjusted, the thermal management assemblies include a sky for being used to house heat accumulating
Chamber；
The collapsible joint includes hollow connectors and movable part；
The first end of the hollow connectors connects with the cavity, the second end and the movable part of the hollow connectors
It is flexibly connected, one end closing of the movable part away from the hollow connectors, the movable part is in the hollow connection
Stretched when pressure changes in part relative to the hollow connectors, to adjust the pressure in the hollow connectors.
2. collapsible joint according to claim 1, it is characterised in that the hollow connectors are hollow structure, described
The radial direction of the hollow connectors is provided with least one boss between the first end of hollow connectors and the second end, with
Engaged by the boss with the movable part.
3. collapsible joint according to claim 2, it is characterised in that the boss is convex including first boss and second
Platform, the collapsible joint also include the sealing ring being arranged between the first boss and the second boss, the sealing
Enclose for when the movable part is set on the second end of the hollow connectors, fill the movable part with it is described in
Gap between empty connector.
4. according to the collapsible joint described in any one in claim 1-3, it is characterised in that set in the movable part
Have the first snap-in structure for engaging with the hollow connectors, the movable part be connected with the hollow connectors one
End is provided with the second snap-in structure for engaging with the hollow connectors, first snap-in structure and second engaging
The buffer area of the movable part is surrounded between structure；
When the pressure in the hollow connectors reaches first pressure, the hollow connectors disengage first snap-in structure
Into the buffer area, when the pressure in the hollow connectors reaches second pressure, the hollow connectors disengage institute
The second snap-in structure is stated with the movable part to depart from.
5. according to the collapsible joint described in any one in claim 1-3, it is characterised in that when in the hollow connectors
Pressure when reaching predetermined pressure, one end that the hollow connectors close the movable part away from the hollow connectors
Top is opened, to realize that pressure release acts on.
6. a kind of heat management device, it is characterised in that the heat management device is included in thermal management assemblies and claim 1-5
Collapsible joint described in any one；
The thermal management assemblies include fixed plate, are provided with the relative two sides of the fixed plate and treat thermal dissipating object for accommodating
Groove, the cavity for housing heat accumulating is provided between the relative two sides of the fixed plate；
The collapsible joint includes hollow connectors and movable part；
The first end of the hollow connectors connects with the cavity, the second end and the movable part of the hollow connectors
It is flexibly connected, one end closing of the movable part away from the hollow connectors, the movable part is in the hollow connection
Stretched when pressure changes in part relative to the hollow connectors, to adjust the pressure in the hollow connectors.
7. heat management device according to claim 6, it is characterised in that be provided with two on each thermal management assemblies
Collapsible joint, described two collapsible joints are separately positioned on the relative both ends of the fixed plate, for by described two
The pressure in the cavity is adjusted in collapsible joint.
8. heat management device according to claim 6, it is characterised in that the groove is in the fixed plate opposite sides face
On position it is interlaced.
9. a kind of battery modules, it is characterised in that the battery modules include any one in multilayer submodule group and claim 6-8
Heat management device described in, every layer of submodule group include multiple cells, the number of the heat management device be it is multiple,
Each heat management device is arranged between the adjacent submodule group, and the heat management device includes thermal management assemblies and can
Expansion joint；
The thermal management assemblies include fixed plate, and the fixed plate houses institute by the groove being arranged on the fixed plate side
State cell；
The collapsible joint is arranged on thermal management assemblies, and is connected with the cavity of the thermal management assemblies, for described
Pressure in cavity is stretched when sending change, to adjust the pressure in the cavity.
10. battery modules according to claim 9, it is characterised in that the groove adjacent fixed plate it is opposite two
Position on individual side is oppositely arranged, for the cell between adjacent fixed plate to be fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721310868.7U CN207183471U (en) | 2017-10-11 | 2017-10-11 | Collapsible joint, heat management device and battery modules |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201721310868.7U CN207183471U (en) | 2017-10-11 | 2017-10-11 | Collapsible joint, heat management device and battery modules |
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| CN207183471U true CN207183471U (en) | 2018-04-03 |
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| CN201721310868.7U Withdrawn - After Issue CN207183471U (en) | 2017-10-11 | 2017-10-11 | Collapsible joint, heat management device and battery modules |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107732364A (en) * | 2017-10-11 | 2018-02-23 | 华霆（合肥）动力技术有限公司 | Collapsible joint, heat management device and battery modules |
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2017
- 2017-10-11 CN CN201721310868.7U patent/CN207183471U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107732364A (en) * | 2017-10-11 | 2018-02-23 | 华霆（合肥）动力技术有限公司 | Collapsible joint, heat management device and battery modules |
| CN107732364B (en) * | 2017-10-11 | 2024-05-10 | 华霆（合肥）动力技术有限公司 | Telescopic joint, thermal management device and battery module |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 230000 Anhui Hefei economic and Technological Development Zone, Xin Xin Road, No. 62 power battery factory Patentee after: Huating (Hefei) Power Technology Co.,Ltd. Address before: 230000 No. 26, No. 5, Tsing Luen Road, Hefei economic and Technological Development Zone, Anhui Patentee before: Huating (Hefei) Power Technology Co.,Ltd. |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180403 Effective date of abandoning: 20240510 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20180403 Effective date of abandoning: 20240510 |