CN110107690A - A kind of sealing structure - Google Patents
A kind of sealing structure Download PDFInfo
- Publication number
- CN110107690A CN110107690A CN201910505413.8A CN201910505413A CN110107690A CN 110107690 A CN110107690 A CN 110107690A CN 201910505413 A CN201910505413 A CN 201910505413A CN 110107690 A CN110107690 A CN 110107690A
- Authority
- CN
- China
- Prior art keywords
- protrusion
- sealing
- seal
- sealing strip
- inner elastomeric
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 174
- 230000006835 compression Effects 0.000 claims abstract description 11
- 238000007906 compression Methods 0.000 claims abstract description 11
- 239000000203 mixture Substances 0.000 claims description 7
- 238000012856 packing Methods 0.000 claims description 5
- 230000000295 complement effect Effects 0.000 claims description 4
- 229920000459 Nitrile rubber Polymers 0.000 claims description 3
- 229920001084 poly(chloroprene) Polymers 0.000 claims description 3
- 229920002379 silicone rubber Polymers 0.000 claims description 3
- 239000004945 silicone rubber Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 210000000078 claw Anatomy 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/02—Sealings between relatively-stationary surfaces
- F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
- F16J15/061—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with positioning means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/02—Sealings between relatively-stationary surfaces
- F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
- F16J15/067—Split packings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/02—Sealings between relatively-stationary surfaces
- F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
- F16J15/10—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing
- F16J15/104—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing characterised by structure
-
- 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
-
- 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
Abstract
The invention discloses a kind of battery case box cover sealing structures, and including cabinet, the sealing structure with the case lid of cabinet cooperation and for sealing the cabinet and case lid, sealing structure is wholy set between cabinet and case lid；The sealing structure includes the first protrusion being set on cabinet and the second protrusion being set on case lid, first protrusion and the second protrusion cooperate, the seal with first protrusion and second protrusion compression fit is provided between first protrusion and the second protrusion, the technical issues of Battery case sealing structure sealing performance and the sealing reliability for solving the prior art be not high, is easy gas leakage.
Description
Technical field
The present invention relates to sealing structure field more particularly to a kind of sealing structures.
Background technique
Pure electric automobile is that each cart looks forward to one of the field researched and developed energetically at present, the battery case and Main Control Tank used according to
The standard requirements of country need the degree of protection up to IP67, and battery case is other than the accessory on cabinet needs sealing position, and there are also one
The sealing of a main sealing station-case lid and cabinet, and case lid needs frequent unpacking detection or maintenance, so sealing
Reliability seems particularly significant, if case lid and box body tightness be not good enough, can there is security risk.The battery case of the prior art is close
Strip of paper used for sealing is formed by four sealing strips are end to end mostly, is not an entirety, the turning scrap (bridge) position meeting between sealing strip
It has the gap, is easy to happen gas leakage herein, leverages whole leakproofness.Chinese invention patent application
CN201510724926.X discloses a kind of cell sealing case, and the seal groove of indent is provided on cabinet, the cloth in seal groove
It is equipped with sealing ring, the fin being adapted to seal groove is provided on case lid, fin embedding sealing slot is interior and is pressed on sealing ring,
The technical solution cooperatively forms band by seal groove, sealing ring and fin, can improve sealing effect to a certain extent.
But when box house or external pressure increase, case lid compression is easy to heave, and fin is caused to leave sealing ring, cabinet and case
No longer sealing cooperation between lid, gas or liquid affect overall tightness from gap leakage.
Therefore, the existing technology needs to be improved and developed.
Summary of the invention
The purpose of the present invention is to provide a kind of sealing structures, to solve the Battery case sealing structure sealing of the prior art
The technical issues of performance and sealing reliability be not high, is easy gas leakage.
Technical scheme is as follows:
A kind of battery case box cover sealing structure, wherein including cabinet, with the case lid of cabinet cooperation and for sealing
The sealing structure of the cabinet and case lid, the sealing structure are wholy set between cabinet and case lid；The sealing structure packet
Include the first protrusion being set on cabinet and the second protrusion being set on case lid, first protrusion and the second protrusion phase interworking
Close, be provided between first protrusion and second protrusion in sealed states with first protrusion and described second convex
The seal of portion's compression fit；The seal include base portion and from base portion expand outwardly extension the first elastic sealing strip and
When second elastic sealing strip, the cabinet and the case lid mutually close up sealing, first elastic sealing strip and described first
Protrusion seals against each other cooperation, and second elastic sealing strip and second protrusion sealing cooperate.
The battery case box cover sealing structure, wherein first elastic sealing strip includes the first inner elastomeric
Diaphragm seal and the first exterior resilient seal piece；Second elastic sealing strip includes the second inner elastomeric diaphragm seal and second
Exterior resilient seal piece；The first inner elastomeric diaphragm seal and the first exterior resilient seal piece complement each other to form
One recess portion, first recess portion are sealed with first protrusion cooperation；The second inner elastomeric diaphragm seal and described
Second exterior resilient seal piece complements each other to form the second recess portion, and second recess portion carries out close with second protrusion cooperation
Envelope.
The battery case box cover sealing structure, wherein the fixing end of the first inner elastomeric diaphragm seal and institute
The fixing end intersection of the second inner elastomeric diaphragm seal is stated, the first inner elastomeric diaphragm seal and second inner elastomeric seal
Air pressure inside loading end is formed between piece；When the air pressure inside loading end is by air pressure inside, first inner elastomeric
Diaphragm seal deformation occurs under the driving of air pressure inside be close to first protrusion sealing, the second inner elastomeric diaphragm seal
Deformation occurs under the driving of air pressure inside is close to sealing with second protrusion.
The battery case box cover sealing structure, wherein the fixing end of the first exterior resilient seal piece and institute
State the fixing end intersection of the second exterior resilient seal piece, the first exterior resilient seal piece and second exterior resilient seal
External pressure loading end is formed between piece；When the external pressure loading end is by external pressure, first outside elasticity
Diaphragm seal deformation occurs under the driving of external pressure be close to first protrusion sealing, the second exterior resilient seal piece
Deformation occurs under the driving of external pressure is close to sealing with second protrusion.
The battery case box cover sealing structure, wherein first elastic sealing strip, the second elastic sealing strip and
Base portion is wholely set, and the first inner elastomeric diaphragm seal and the first exterior resilient seal piece are wholely set the first bullet of composition
Property diaphragm seal, it is close that the second inner elastomeric diaphragm seal and the second exterior resilient seal piece are wholely set the second elasticity of composition
Mounting.
The battery case box cover sealing structure, wherein the both ends of first elastic sealing strip are provided with pointed
The first grip portions, the both ends of second elastic sealing strip are provided with the second pointed grip portions, when the first elastic sealing strip
Deformation occurs under internal or external pressure driving when being close to seal with first protrusion, the first grip portions compression described the
One protrusion both ends is close to when deformation occurs under driving of second elastic sealing strip in inside or external pressure with second protrusion
When sealing, the second grip portions compress second protrusion both ends.
The battery case box cover sealing structure, wherein be provided with outside in the middle part of the external pressure loading end
Diversion trench, external diversion trench be set to the first exterior resilient seal piece fixing end and the second exterior resilient seal piece
Fixing end intersection, be provided with internal diversion slot in the middle part of the air pressure inside loading end, the internal diversion slot is set to
The fixing end intersection of the fixing end of the first inner elastomeric diaphragm seal and the second inner elastomeric diaphragm seal.
The battery case box cover sealing structure, wherein the seal is nitrile rubber seal or silicon rubber
One of seal or neoprene packing body.
The battery case box cover sealing structure, wherein the sealing structure is around the edge four of cabinet and case lid
Week setting, first protrusion are arranged around top of the box edge surrounding, and the second protrusion is arranged around case lid inner side edge along surrounding.
Beneficial effects of the present invention: for the present invention by providing a kind of battery case box cover sealing structure, sealing structure is logical
It crosses the first elastic sealing strip and the second elastic sealing strip and seals against each other cooperation with the first protrusion, the second protrusion respectively, in receiving
When portion's air pressure, air pressure inside acts on the first inner elastomeric diaphragm seal and the second inner elastomeric diaphragm seal and brings it about deformation,
It is close to sealing with first protrusion and the second protrusion respectively, pressing force increases；When bearing external pressure, external pressure effect
In the first exterior resilient seal piece and the second exterior resilient seal piece and bring it about deformation, respectively with first protrusion and
Sealing is close in two protrusions, and pressing force increases, and converts seal to the pressing force of box cover protrusion, band for body inside and outside air pressure
Very excellent sealing effect and sealing performance are come, case lid meeting when the intracorporal air pressure of battery case for solving the prior art increases
The technical issues of heaving causes gas in case to escape, and sealing structure sealing performance and sealing reliability be not high, is easy gas leakage.
Detailed description of the invention
Fig. 1 is the battery box body of the prior art and the sealing structure of case lid；
Fig. 2 is using battery case overall structure stereoscopic schematic diagram of the invention；
Fig. 3 is the main view using battery case battery case of the invention；
Fig. 4 is in Fig. 3 along the cross-sectional view in the direction A-A；
Fig. 5 is the enlarged view in Fig. 4 at B；
Fig. 6 is the structural schematic diagram of seal in the present invention；
Fig. 7 is the structural schematic diagram of the first elastic sealing strip in the present invention；
Fig. 8 is the structural schematic diagram of the second elastic sealing strip in the present invention.
Attached drawing marks explanation
First protrusion 1；Second protrusion 2；Seal 3；Base portion 30；First elastic sealing strip 31；The sealing of first inner elastomeric
Piece 311；First exterior resilient seal piece 312；First grip portions 313；Second elastic sealing strip 32；Second inner elastomeric diaphragm seal
321；Second exterior resilient seal piece 322；Second grip portions 323；First recess portion 33；Second recess portion 34；External pressure loading end
35；Air pressure inside loading end 36.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer and more explicit, right as follows in conjunction with drawings and embodiments
The present invention is further described.Obviously, described embodiment is only a part of the embodiments of the present invention, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art institute without creative efforts
The every other embodiment obtained, shall fall within the protection scope of the present invention.
It is to be appreciated that if relating to directionality instruction (such as up, down, left, right, before and after ...) in the embodiment of the present invention,
Then directionality instruction be only used for explain under a certain particular pose (as shown in the picture) between each component relative positional relationship,
Motion conditions etc., if the particular pose changes, directionality instruction is also correspondingly changed correspondingly.
In addition, being somebody's turn to do " first ", " second " etc. if relating to the description of " first ", " second " etc. in the embodiment of the present invention
Description be used for description purposes only, be not understood to indicate or imply its relative importance or implicitly indicate indicated skill
The quantity of art feature." first " is defined as a result, the feature of " second " can explicitly or implicitly include at least one spy
Sign.It in addition, the technical solution between each embodiment can be combined with each other, but must be with those of ordinary skill in the art's energy
It is enough realize based on, will be understood that the knot of this technical solution when conflicting or cannot achieve when occurs in the combination of technical solution
Conjunction is not present, also not the present invention claims protection scope within.
Refering to fig. 1, the sealing structure of the battery box body and case lid of the prior art is using in each side patch sealing of case lid
Item, four sealing strips are end to end, and sealing strip has certain elasticity, and the requirement of shelter of IP67 is reached by compression mode, but
It can there are the following problems in actual use application process: due to being that four sealing strips are end to end using sealing strip, not one
A entirety, at turning, the position of scrap (bridge) can be had the gap, even if having implantation glass glue at gap, but glass cement is difficult to be fully injected into
Bottom is extremely arrived, therefore is common air leak position at gap；Since case lid area is big, when the intracorporal air pressure of case increases (as used
Inflate the air-tightness of detection box), case lid can stick out, and the gas in case can be squeezed out from the position for the malcompression sealing strip heaved
It goes, the sealing structure overall sealing performance of the prior art is not high, and the reliability of sealing is to be improved, and there are certain safety is hidden
Suffer from.
In order to solve the above technical problems, the present invention provides a kind of battery case box cover sealing structure refering to Fig. 2-Fig. 4,
Including cabinet 4, the sealing structure with the case lid 5 of the cooperation of cabinet 4 and for sealing the cabinet 4 and case lid 5, the sealing knot
Structure is wholy set between cabinet 4 and case lid 5, and the sealing structure is around the setting of the edge surrounding of cabinet 4 and case lid 5.At this
In embodiment, sealing structure integral loop around the edge surrounding monoblock type of cabinet 4 and case lid 5 be arranged, compared with the existing technology in four
The mode of the end to end composition sealing structure of bar sealing strip, sealing structure of the present invention since there is no the gap between sealing strip,
The situation that gas is revealed from gap is avoided to occur.
Refering to Fig. 5-Fig. 8, sealing structure include first be set on cabinet protrusion 1 and be set on case lid second
Protrusion 2, the first protrusion 1 are arranged around 4 top sides of cabinet along surrounding, and the second protrusion 2 is arranged around 5 inner side edge of case lid along surrounding,
First protrusion 1 and the second protrusion 2 cooperate, and are provided with and are sealing between first protrusion 1 and second protrusion 2
Under state with the seal 3 of first protrusion 1 and 2 compression fit of the second protrusion；The seal 3 includes 30 He of base portion
The first elastic sealing strip 31 and the second elastic sealing strip 32 of extension, the cabinet 4 and the case are expanded outwardly from base portion 30
When lid 5 mutually closes up sealing, first elastic sealing strip 31 seals against each other cooperation, second bullet with first protrusion 1
Property diaphragm seal 32 and second protrusion 2 sealing cooperate.The sealing strip of the prior art mostly uses simple quad seal item, this hair
It is bright be provided with the first elastic sealing strip 31 and the second elastic sealing strip 32 respectively with 2 compression fit of the first protrusion 1 and the second protrusion,
First elastic sealing strip 31 is tightly attached on the first protrusion 1, and the second elastic sealing strip 32 is tightly attached on the second protrusion 2, by this
The compression fit mode of concaveconvex structure has completely cut off the circulation of 4 inside and 4 extraneous gas of cabinet of cabinet, has improved cabinet 4 and case lid
5 sealing performance.
First elastic sealing strip 31 includes the first inner elastomeric diaphragm seal 311 and the first exterior resilient seal piece 312；Institute
Stating the second elastic sealing strip 32 includes the second inner elastomeric diaphragm seal 321 and the second exterior resilient seal piece 322；Described first
Inner elastomeric diaphragm seal 311 and the first exterior resilient seal piece 312 complement each other to form the first recess portion 33, and described first
Recess portion 33 is formed in the upper edge of first elastic sealing strip 31, and first recess portion 33 is carried out with first protrusion 1 cooperation
Sealing；It is recessed that the second inner elastomeric diaphragm seal 321 and the second exterior resilient seal piece 322 complement each other to form second
Portion 34, the second recess portion 34 are formed in the lower edge of second elastic sealing strip 32, second recess portion 34 and second protrusion 2
Cooperation is sealed.The present invention is compressed with the first protrusion 1, the second recess portion 34 with second protrusion 2 by the first recess portion 33 to be matched
It closes, when automobile bumpiness cabinet 4 and case lid 5 generate vibration, the compression sealing means of concave-convex fit structure provide bigger attached
Put forth effort to prevent from being subjected to displacement between seal 3 and cabinet 4, case lid 5 and gas leakage or ambient atmos is caused to enter in cabinet 4,
Further improve sealing performance.
During battery case routine use, the case lid area of the prior art is big, when the intracorporal air pressure of case increases (as used
Inflate the air-tightness of detection box), case lid can stick out, and the gas in case can be squeezed out from the position for the malcompression sealing strip heaved
It goes, raised air pressure causes gas to leak in order to prevent, in the present embodiment, the fixing end of the first inner elastomeric diaphragm seal 311
Intersect with the fixing end of the second inner elastomeric diaphragm seal 321, the first inner elastomeric diaphragm seal 311 and second inside bullet
Property diaphragm seal 321 between formed air pressure inside loading end 36.When 4 air pressure inside of cabinet increases, deformation occurs for the case lid 5 heaved,
First protrusion 1 and the first elastic sealing strip 31 are separated from each other and no longer compression fit, and air pressure inside loading end 36 is by interior at this time
Portion's air pressure, deformation occurs under the driving of air pressure inside is close to first protrusion 1 for the first inner elastomeric diaphragm seal 311
Sealing, the second inner elastomeric diaphragm seal 321 deformation occurs under the driving of air pressure inside be close to second protrusion 2 it is close
Envelope, the first inner elastomeric diaphragm seal 311 and the second inner elastomeric diaphragm seal 321 are by air pressure inside effect curvature after deformation occurs
Increase to continue to be close to the first protrusion 1 and the second protrusion 2.The present invention cleverly sets fixing end intersection and expands outwardly extension
The first inner elastomeric diaphragm seal 311 and the second inner elastomeric diaphragm seal 321, air pressure inside increase when deformation occurs be close to
The first protrusion 1 and the second protrusion 2 are pressed, air pressure inside is bigger, the first inner elastomeric diaphragm seal 311 and the sealing of the second inner elastomeric
Piece 321 is bigger to the pressing force of the first protrusion 1 and the second protrusion 2, converts seal 3 to 4 case lid of cabinet for air pressure in cabinet 4
The pressing force of first protrusion 1 and the second protrusion 2 on 5, efficiently solving prior art sealing structure air pressure raising causes gas to be let out
The technical problem of leakage substantially improves the sealing effect of battery case.
Further, the fixing end of the first exterior resilient seal piece 312 and the second exterior resilient seal piece 322 are consolidated
Fixed end intersection, forms external pressure between the first exterior resilient seal piece 312 and the second exterior resilient seal piece 322
Loading end 35.When the external pressure loading end 35 is by external pressure, the first exterior resilient seal piece 312 is in outside
Deformation occurs under the driving of air pressure is close to sealing with first protrusion 1, and the second exterior resilient seal piece 322 is in external gas
Deformation occurs under the driving of pressure is close to sealing, the first exterior resilient seal piece 312 and the second outside elasticity with second protrusion 2
Diaphragm seal 322 by external pressure after deformation occurs curvature increase to be close to the first protrusion 1 and the second protrusion 2.Similarly, of the invention
Fixing end intersection is set and expands outwardly the first exterior resilient seal piece 312 and the second exterior resilient seal piece 322 of extension,
Deformation occurs when external pressure increases to be close to the first protrusion 1 of pressing and the second protrusion 2, and external pressure is bigger, and pressing force is bigger,
Seal 3 is converted to the pressing force of the first protrusion 1 and the second protrusion 2 on 4 case lid 5 of cabinet by the air pressure outside cabinet 4.
In the present embodiment, the first elastic sealing strip 31, the second elastic sealing strip 32 and base portion 30 are wholely set, and described
One inner elastomeric diaphragm seal 311 and the first exterior resilient seal piece 312 are wholely set the first elastic sealing strip 31 of composition, institute
It states the second inner elastomeric diaphragm seal 321 and the second exterior resilient seal piece 322 is wholely set the second elastic sealing strip of composition
32。
Refering to Fig. 6-Fig. 8, the both ends of first elastic sealing strip 31 are provided with the first pointed grip portions 313, described
The both ends of second elastic sealing strip 32 are provided with the second pointed grip portions 323, and the first elastic sealing strip 31 is internal or external
Deformation occurs under the driving of air pressure be close to first protrusion 1 sealing when, the first grip portions 313 compress first protrusion 1
Both ends, when the second elastic sealing strip 32 deformation occurs under internal or external pressure driving with second protrusion 2 be close to it is close
Feng Shi, the second grip portions 323 compress 2 both ends of the second protrusion.When 4 inside and outside air pressure of cabinet continues to increase, 3 He of seal
There is the risk being detached from the first protrusion 1, the second protrusion 2, the present invention passes through the first grip portions 313 of setting and the second grip portions 323,
2 both ends of the first protrusion 1 and the second protrusion are compressed, achievees the effect that firmly grasp object similar to claw, improves the first elastic packing
Piece 31, the second elastic sealing strip 32 improve sealing performance to 2 pressing force of the first protrusion 1 and the second protrusion.
Further, external diversion trench (not indicating in figure), external diversion trench are provided in the middle part of external pressure loading end
It is set to the fixing end and the fixing end phase of the second exterior resilient seal piece 322 of the first exterior resilient seal piece 312
At friendship, the middle part of the air pressure inside loading end 35 is provided with internal diversion slot, and the internal diversion slot is set to described first
The fixing end intersection of the fixing end of inner elastomeric diaphragm seal 311 and the second inner elastomeric diaphragm seal 321.Extraneous gas exists
It crosses to form vortex at external diversion trench, adds somewhat to the effect of air pressure, make 312 institute of the first exterior resilient seal piece
Stating the second exterior resilient seal piece 322, more easily deformation occurs, and similarly, internal gas also forms vortex at internal diversion trench,
Being easier the first inner elastomeric diaphragm seal 311 and the second inner elastomeric diaphragm seal 321, deformation occurs, with compress the first protrusion and
Second protrusion 2.
In the present embodiment, seal 2 is in nitrile rubber seal or silicone rubber seal body or neoprene packing body
One kind.
It should be understood that the application of the present invention is not limited to the above for those of ordinary skills can
With improvement or transformation based on the above description, all these modifications and variations all should belong to the guarantor of appended claims of the present invention
Protect range.
Claims (9)
1. a kind of battery case box cover sealing structure, which is characterized in that including cabinet, the case lid cooperated with cabinet and be used for
The sealing structure of the cabinet and case lid is sealed, the sealing structure is wholy set between cabinet and case lid；The sealing knot
Structure includes the first protrusion being set on cabinet and the second protrusion being set on case lid, first protrusion and the second protrusion phase
Mutually cooperation, be provided between first protrusion and second protrusion in sealed states with first protrusion and described the
The seal of two protrusion compression fits；The seal includes base portion and expands outwardly the first elastic sealing strip of extension from base portion
And second elastic sealing strip, when the cabinet and the case lid mutually close up sealing, first elastic sealing strip with it is described
First protrusion seals against each other cooperation, and second elastic sealing strip and second protrusion sealing cooperate.
2. battery case box cover sealing structure according to claim 1, which is characterized in that first elastic sealing strip
Including the first inner elastomeric diaphragm seal and the first exterior resilient seal piece；Second elastic sealing strip includes the second inside bullet
Property diaphragm seal and the second exterior resilient seal piece；The first inner elastomeric diaphragm seal and first exterior resilient seal
Piece complements each other to form the first recess portion, and first recess portion is sealed with first protrusion cooperation；Second inside bullet
Property diaphragm seal and the second exterior resilient seal piece complement each other to form the second recess portion, second recess portion and described second
Protrusion cooperation is sealed.
3. battery case box cover sealing structure according to claim 2, which is characterized in that first inner elastomeric is close
The fixing end of mounting intersects with the fixing end of the second inner elastomeric diaphragm seal, the first inner elastomeric diaphragm seal with it is described
Air pressure inside loading end is formed between second inner elastomeric diaphragm seal；When the air pressure inside loading end is by air pressure inside,
Deformation occurs under the driving of air pressure inside is close to sealing with first protrusion for the first inner elastomeric diaphragm seal, and described the
Two inner elastomeric diaphragm seals deformation occurs under the driving of air pressure inside be close to second protrusion sealing.
4. battery case box cover sealing structure according to claim 2, which is characterized in that first outside elasticity is close
The fixing end of mounting intersects with the fixing end of the second exterior resilient seal piece, the first exterior resilient seal piece with it is described
External pressure loading end is formed between second exterior resilient seal piece；When the external pressure loading end is by external pressure,
Deformation occurs under the driving of external pressure is close to sealing with first protrusion for the first exterior resilient seal piece, and described the
Two exterior resilient seal pieces deformation occurs under the driving of external pressure be close to second protrusion sealing.
5. battery case box cover sealing structure according to claim 2, which is characterized in that first elastic packing
Piece, the second elastic sealing strip and base portion are wholely set, the first inner elastomeric diaphragm seal and first exterior resilient seal
Piece is wholely set the first elastic sealing strip of composition, the second inner elastomeric diaphragm seal and the second exterior resilient seal piece one
Body setting the second elastic sealing strip of composition.
6. battery case box cover sealing structure according to claim 3, which is characterized in that first elastic sealing strip
Both ends be provided with the first pointed grip portions, the both ends of second elastic sealing strip are provided with the second pointed grip portions,
When deformation occurs under driving of first elastic sealing strip in inside or external pressure is close to sealing with first protrusion, first
Grip portions compress first protrusion both ends, when the second elastic sealing strip deformation occurs under internal or external pressure driving with
When sealing is close in second protrusion, the second grip portions compress second protrusion both ends.
7. battery case box cover sealing structure according to claim 4, which is characterized in that the external pressure loading end
Middle part be provided with external diversion trench, external diversion trench is set to the fixing end and described the of the first exterior resilient seal piece
The fixing end intersection of two exterior resilient seal pieces is provided with internal diversion slot in the middle part of the air pressure inside loading end, described
Internal diversion slot is set to the fixing end of the first inner elastomeric diaphragm seal and the fixation of the second inner elastomeric diaphragm seal
Hold intersection.
8. battery case box cover sealing structure according to claim 1-7, which is characterized in that the seal
For one of nitrile rubber seal or silicone rubber seal body or neoprene packing body.
9. battery case box cover sealing structure according to claim 1, which is characterized in that the sealing structure is around case
The setting of the edge surrounding of body and case lid, first protrusion are arranged around top of the box edge surrounding, and the second protrusion is around case lid
Inner side edge is arranged along surrounding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910505413.8A CN110107690A (en) | 2019-06-12 | 2019-06-12 | A kind of sealing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910505413.8A CN110107690A (en) | 2019-06-12 | 2019-06-12 | A kind of sealing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110107690A true CN110107690A (en) | 2019-08-09 |
Family
ID=67494716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910505413.8A Pending CN110107690A (en) | 2019-06-12 | 2019-06-12 | A kind of sealing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110107690A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3103639A1 (en) * | 2019-11-26 | 2021-05-28 | Renault Sas | Traction battery housing and corresponding assembly method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105244464A (en) * | 2015-10-29 | 2016-01-13 | 金龙联合汽车工业（苏州）有限公司 | Battery seal box |
| CN206259421U (en) * | 2016-12-22 | 2017-06-16 | 苏州精控能源科技有限公司 | A kind of sealing structure of battery case |
| EP3242061A1 (en) * | 2016-05-04 | 2017-11-08 | Hyundai Motor Company | Coolant control valve unit having sealing structure |
| CN207082567U (en) * | 2017-06-19 | 2018-03-09 | 江苏英耐杰新能源有限公司 | Electrokinetic cell casing sealing structure |
| CN210178917U (en) * | 2019-06-12 | 2020-03-24 | 深圳市雄韬电源科技股份有限公司 | Sealing structure |
-
2019
- 2019-06-12 CN CN201910505413.8A patent/CN110107690A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105244464A (en) * | 2015-10-29 | 2016-01-13 | 金龙联合汽车工业（苏州）有限公司 | Battery seal box |
| EP3242061A1 (en) * | 2016-05-04 | 2017-11-08 | Hyundai Motor Company | Coolant control valve unit having sealing structure |
| CN206259421U (en) * | 2016-12-22 | 2017-06-16 | 苏州精控能源科技有限公司 | A kind of sealing structure of battery case |
| CN207082567U (en) * | 2017-06-19 | 2018-03-09 | 江苏英耐杰新能源有限公司 | Electrokinetic cell casing sealing structure |
| CN210178917U (en) * | 2019-06-12 | 2020-03-24 | 深圳市雄韬电源科技股份有限公司 | Sealing structure |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3103639A1 (en) * | 2019-11-26 | 2021-05-28 | Renault Sas | Traction battery housing and corresponding assembly method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104470487A (en) | Protective cap | |
| EP1380226A4 (en) | Airtight container | |
| CN110107690A (en) | A kind of sealing structure | |
| CN207659735U (en) | Door sealing component and the dryer for including the door sealing component | |
| JP2017132338A (en) | Weather strip | |
| CN102221735B (en) | Cable connector box | |
| CN205034502U (en) | Sealed lid of vacuum control | |
| CN210178917U (en) | Sealing structure | |
| CN210901539U (en) | Buckle | |
| JPH06105152B2 (en) | Vacuum insulation board manufacturing method | |
| CN210184759U (en) | Case and bag sealing connection mechanism | |
| CN202151181U (en) | Sealed cream bottle | |
| CN207644393U (en) | A kind of sealing joint strip used for rail vehicle and the door device using the sealing joint strip | |
| CN206423017U (en) | It is a kind of to prevent the waterproof sealing structure of casing deformation | |
| CN206687374U (en) | Foundation cream box inner bag and foundation cream box | |
| CN218844180U (en) | Underground garage people's air defense door with seal assembly | |
| CN212196621U (en) | Sealing bag | |
| CN214625122U (en) | Novel structure plastic back cover for storage battery | |
| CN105953508B (en) | Door seal and Refrigerating container with the door seal | |
| CN208307371U (en) | A kind of outdoor water-proof bag with aerification function | |
| CN214753925U (en) | High-strength battery steel shell | |
| CN210235923U (en) | Aerosol valve chamber capable of secondary sealing | |
| CN214898626U (en) | Explosion-proof battery upper cover | |
| CN108645103A (en) | A kind of freezer | |
| KR200369053Y1 (en) | Silicon packing |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |