CN110259945A - A kind of Battery case sealing structure - Google Patents
A kind of Battery case sealing structure Download PDFInfo
- Publication number
- CN110259945A CN110259945A CN201910520119.4A CN201910520119A CN110259945A CN 110259945 A CN110259945 A CN 110259945A CN 201910520119 A CN201910520119 A CN 201910520119A CN 110259945 A CN110259945 A CN 110259945A
- Authority
- CN
- China
- Prior art keywords
- sealing ring
- cabinet
- novel
- battery
- pallet
- 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
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Classifications
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- 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
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- 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
- F16J15/062—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces characterised by the geometry of the seat
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- 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
- F16J15/068—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces the packing swelling under working conditions
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
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- 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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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Secondary Cells (AREA)
Abstract
The present invention relates to battery case technical field of sealing technology, and disclose a kind of Battery case sealing structure, including Novel sealing ring, cabinet, pallet, battery, the Novel sealing ring is fixedly installed in the bottom of wall box, it is in contact at the top of the bottom of the battery and pallet, the top of the battery is not in contact with the top of cabinets cavity, and the bottom of the cabinet is mutually clamped with the top of pallet.The Battery case sealing structure, by in T-slot and Novel sealing ring along mutual clamping so that cabinet be detached from Novel sealing ring will not with cabinet, and then the Novel sealing ring is influenced to the sealing effect of the sealing structure after preventing Novel sealing ring and cabinet to be detached from, the sealing structure that being connected by several ventholes with the aeration tank on Novel sealing ring enables is able to maintain the Novel sealing ring suitable for the condition of positive pressure and negative pressure and seals to sealing structure formation.
Description
Technical field
The present invention relates to battery case technical field of sealing technology, specially a kind of Battery case sealing structure.
Background technique
With the continuous consumption of non-renewable energy resources, non-renewable energy resources are increasingly deficient, and global every country is opened in increasing
The step of new energy is sent out, wherein lithium electricity industry is advanced by leaps and bounds, but lithium battery complex manufacturing technology and various, and limited efficacy is difficult to
Cylindrical battery in meet demand, such as lithium battery, one of link liquid injection process, battery absorption are needed to stand, be stood
Long period, the absorption efficiency for how improving battery are extremely urgent.
It is in the prior art, it is generally used vacuum standing, the chest in opposed electric discharge pond vacuumizes, so that inside battery is electric
Solution liquid quickly absorbs, and the method can improve the absorption efficiency of battery, but battery close for some battery cores, vacuum stand same
Sample overlong time, thus need it is a kind of on the basis of vacuum is stood plus the mode of positive pressure improves the absorption efficiency of electrolyte,
So needing a kind of novel sealing structure and a kind of Novel sealing ring to guarantee cabinet in vacuum -95Kpa and positive pressure 0-0.4Mpa
Cabinet will not be revealed in the process, so that the electrolyte in battery is unaffected during quick absorb.
Summary of the invention
The present invention provides a kind of Battery case sealing structure, have the absorption efficiency for improving inside battery electrolyte, protects
The advantages of cabinet will not be revealed during electrolyte absorbs is demonstrate,proved, it is tight for battery core to solve the method that traditional vacuum is stood
The problem of close battery electrolyte absorption rate is slow and poor sealing effect.
The invention provides the following technical scheme: a kind of Battery case sealing structure, including Novel sealing ring, cabinet, pallet,
Battery, the Novel sealing ring are fixedly installed in the bottom of wall box, are in contact at the top of the bottom of the battery and pallet,
The top of the battery is not in contact with the top of cabinets cavity, and the bottom of the cabinet is mutually clamped with the top of pallet, described
The bottom of Novel sealing ring is in contact with pallet.
Preferably, the bottom of the Novel sealing ring is equipped with primary sealing area and secondary sealing area, described novel close
The side of seal is equipped with aeration tank, and the top of the Novel sealing ring is equipped with upper edge.
Preferably, the shape of the primary sealing area longitudinal section is not identical as the shape of secondary sealing area longitudinal section, described
Secondary sealing area is located at the underface of aeration tank.
Preferably, the side wall of the cabinet offers the T-slot being mutually clamped with Novel sealing ring, and the Novel sealing ring is logical
Edge is crossed mutually to be clamped with T-slot.
Preferably, the side wall of the cabinet offers venthole, and the right side of the venthole is connected with the inner cavity of cabinet.
Preferably, the quantity of the venthole is several, aeration tank on the Novel sealing ring by venthole with
The inner cavity of cabinet is connected.
Preferably, the bottom of the Novel sealing ring is in contact by primary sealing area and secondary sealing area with pallet.
Preferably, confined space is formed between the cabinet and pallet and Novel sealing ring.
The present invention have it is following the utility model has the advantages that
1, the Battery case sealing structure, by in T-slot and Novel sealing ring along mutual clamping so that cabinet exists
It is detached from Novel sealing ring will not with cabinet, and then prevent shadow after Novel sealing ring and cabinet disengaging
The Novel sealing ring is rung to the sealing effect of the sealing structure, is connected by several ventholes with the aeration tank on Novel sealing ring
Logical sealing structure enable is suitable for positive pressure and the condition of negative pressure is able to maintain the Novel sealing ring to the sealing structure
Form sealing.
2, the Battery case sealing structure can be evacuated by the primary sealing area of Novel sealing ring in box house
When box house being made to form negative pressure so that primary sealing area is by the effect of ambient pressure, deformation occurs makes first
Sealing surface is tightly bonded with pallet, and then guarantees that the internal gas of cabinet will not be revealed, and ensure that absorption of the battery to electrolyte
Effect keeps stablizing.
3, the Battery case sealing structure makes box house form positive pressure by primary sealing area and secondary sealing area
When, the pressure of box house is greater than external pressure, and the pressure of box house is acted on by venthole to make to fill on aeration tank
Air drain partially opens so that primary sealing area and secondary sealing area are closely connect with pallet, so that the sealing structure is in positive pressure
Shi Yiran keeps sealing, and when the positive pressure of box house continues to increase, the opening of aeration tank continues to increase, so that second is close
Power between cover and pallet is bigger, so that the Novel sealing ring is still able to maintain the close of the device when by big positive pressure
Seal effect so that plus sealing effect is better than O-ring seal in the case where positive pressure, and then ensure that the battery big to battery core density exists
Its effect to the absorption efficiency of electrolyte is improved when adding positive pressure.
Detailed description of the invention
Fig. 1 is the novel cross-sectional view of structure of the invention；
Fig. 2 is structure of the invention Novel sealing ring schematic diagram.
In figure: 1, Novel sealing ring；11, aeration tank；12, primary sealing area；13, secondary sealing area；14, upper edge；2, case
Body；21, T-slot；22, venthole；3, pallet；4, battery.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.Attached drawing in the embodiment of the present invention: in figure different types of hatching be not by
It is labeled according to national standard, also the material of element is not required, is distinguished to the cross-sectional view of element in figure.
A kind of Battery case sealing structure referring to FIG. 1-2, including Novel sealing ring 1, cabinet 2, pallet 3, battery 4, newly
Type sealing ring 1 is fixedly installed in the bottom of 2 side wall of cabinet, and it is close that the bottom of Novel sealing ring 1 is equipped with primary sealing area 12 and second
Cover 13, the side of novel Novel sealing ring 1 are equipped with aeration tank 11, and the top of Novel sealing ring 1 is equipped with along 14, first sealings
The shape of 12 longitudinal section of face is not identical as the shape of 13 longitudinal section of secondary sealing area, and secondary sealing area 13 is being located at aeration tank 11 just
Lower section to be formed inside cabinet 2 when can be evacuated inside cabinet 2 by the primary sealing area 12 of Novel sealing ring 1
When negative pressure, so that primary sealing area 12 is by the effect of ambient pressure, deformation occurs makes primary sealing area 12 and pallet 3
It is tightly bonded, and then guarantees that the internal gas of cabinet 2 will not be revealed, ensure that battery keeps steady to the assimilation effect of electrolyte
Fixed, when to form positive pressure inside cabinet 2 by primary sealing area 12 and secondary sealing area 13, the pressure inside cabinet 2 is greater than
External pressure, the pressure inside cabinet 2 pass through venthole 22 act on aeration tank 11 make aeration tank 11 partially open into
And primary sealing area 12 and secondary sealing area 13 are closely connect with pallet 3, so that the sealing structure is still protected in positive pressure
Sealing is held, when the positive pressure inside cabinet 2 continues to increase, the opening of aeration tank 11 continues to increase, so that secondary sealing area
Power between 13 and pallet 3 is bigger, so that the Novel sealing ring 1 is still able to maintain the close of the device when by big positive pressure
Seal effect so that plus sealing effect is better than O-ring seal in the case where positive pressure, and then ensure that the battery big to battery core density exists
Its effect to the absorption efficiency of electrolyte is improved when adding positive pressure, the side wall of cabinet 2 offers and the clamping of 1 phase of Novel sealing ring
T-slot 21, Novel sealing ring 1 are clamped along 14 with 21 phase of T-slot on, pass through the upper edge in T-slot 21 and Novel sealing ring 1
14 mutually clampings are so that cabinet 2 be detached from Novel sealing ring 1 will not with cabinet 2, and then prevent
Novel sealing ring 1 and cabinet 2 influence the Novel sealing ring 1 to the sealing effect of the sealing structure after being detached from, and the side wall of cabinet 2 is opened
Equipped with venthole 22, the right side of venthole 22 is connected with the inner cavity of cabinet 2, and the quantity of venthole 22 is several, novel close
Aeration tank 11 in seal 1 is connected by venthole 22 with the inner cavity of cabinet 2, and several ventholes 22 and Novel sealing ring are passed through
The be connected sealing structure that enables of aeration tank 11 on 1 is suitable for the condition of positive pressure and negative pressure to be able to maintain this novel close
Seal 1 forms the sealing structure and seals, and the bottom of battery 4 is in contact with the top of pallet 3, in the top of battery 4 and cabinet 2
The top of chamber is not in contact, and the bottom of cabinet 2 is mutually clamped with the top of pallet 3, and the bottom of Novel sealing ring 1 connects with pallet 3
The bottom of touching, Novel sealing ring 1 is in contact by primary sealing area 12 and secondary sealing area 13 with pallet 3, cabinet 2 and pallet 3
And confined space is formed between Novel sealing ring 1.
Working principle, deformation is so that first is close under the action of in cabinet 2 plus negative pressure, primary sealing area 12 is in outside pressure
Cover 12 is tightly bonded with pallet 3, ensure that the sealing state inside cabinet 2, inside cabinet 2 plus when positive pressure, inside cabinet 2
It is acted on aeration tank 11 in pressure by venthole 22, so that aeration tank 11 partially opens, so that primary sealing area 12
It is bonded with pallet 3 casees with the bottom of secondary sealing area 13, ensure that the sealing inside cabinet 2, continue to add just inside cabinet 2
When pressure, aeration tank 11 is fully opened so that primary sealing area 12 is separated with pallet 3, at this time secondary sealing area 13 and pallet 3
Between adhesive force it is more big so that the sealing structure is able to maintain better seal effect in big direct draught.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.Simultaneously in the description of the present invention, it is to be understood that, term "top", "bottom", "inner", "outside", etc. instruction
Orientation or positional relationship be based on the orientation or positional relationship shown in the drawings, be merely for convenience of description the present invention and simplification retouch
It states, rather than the equipment of indication or suggestion meaning or element must have a particular orientation, be constructed and operated in a specific orientation,
Therefore it is not considered as limiting the invention.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (8)
1. a kind of Battery case sealing structure, including Novel sealing ring (1), cabinet (2), pallet (3), battery (4), feature exists
In: the Novel sealing ring (1) is fixedly installed in the bottom of cabinet (2) side wall, bottom and pallet (3) of the battery (4)
Top is in contact, and the top of the battery (4) is not in contact with the top of cabinet (2) inner cavity, the bottom of the cabinet (2) and support
The top of disk (3) is mutually clamped, and the bottom of the Novel sealing ring (1) is in contact with pallet (3).
2. a kind of Battery case sealing structure according to claim 1, it is characterised in that: the Novel sealing ring (1)
Bottom is equipped with primary sealing area (12) and secondary sealing area (13), and the side of the novel Novel sealing ring (1) is equipped with aeration tank
(11), the top of the Novel sealing ring (1) is equipped with upper edge (14).
3. a kind of Battery case sealing structure according to claim 2, it is characterised in that: the primary sealing area (12) is vertical
The shape in section is not identical as the shape of secondary sealing area (13) longitudinal section, and the secondary sealing area (13) is located at aeration tank (11)
Underface.
4. a kind of Battery case sealing structure according to claim 1, it is characterised in that: the side wall of the cabinet (2) is opened
Equipped with the T-slot (21) being mutually clamped with Novel sealing ring (1), the Novel sealing ring (1) passes through upper edge (14) and T-slot (21)
Mutually it is clamped.
5. a kind of Battery case sealing structure according to claim 1, it is characterised in that: the side wall of the cabinet (2) is opened
Equipped with venthole (22), the right side of the venthole (22) is connected with the inner cavity of cabinet (2).
6. a kind of Battery case sealing structure according to claim 4, it is characterised in that: the quantity of the venthole (22)
For several, the aeration tank (11) on the Novel sealing ring (1) is connected by venthole (22) with the inner cavity of cabinet (2).
7. a kind of Battery case sealing structure according to claim 1, it is characterised in that: the Novel sealing ring (1)
Bottom is in contact by primary sealing area (12) and secondary sealing area (13) with pallet (3).
8. a kind of Battery case sealing structure according to claim 1, it is characterised in that: the cabinet (2) and pallet (3)
And confined space is formed between Novel sealing ring (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910520119.4A CN110259945A (en) | 2019-06-17 | 2019-06-17 | A kind of Battery case sealing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910520119.4A CN110259945A (en) | 2019-06-17 | 2019-06-17 | A kind of Battery case sealing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110259945A true CN110259945A (en) | 2019-09-20 |
Family
ID=67918587
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910520119.4A Pending CN110259945A (en) | 2019-06-17 | 2019-06-17 | A kind of Battery case sealing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110259945A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113013560A (en) * | 2021-03-09 | 2021-06-22 | 无锡先导智能装备股份有限公司 | Seal box and device that stews |
-
2019
- 2019-06-17 CN CN201910520119.4A patent/CN110259945A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113013560A (en) * | 2021-03-09 | 2021-06-22 | 无锡先导智能装备股份有限公司 | Seal box and device that stews |
| WO2022188479A1 (en) * | 2021-03-09 | 2022-09-15 | 无锡先导智能装备股份有限公司 | Sealing box and standing device |
| JP7443573B2 (en) | 2021-03-09 | 2024-03-05 | 無錫先導智能装備股▲ふん▼有限公司 | Sealed box and stationary device |
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