CN207068951U - A kind of enclosed cell group - Google Patents
A kind of enclosed cell group Download PDFInfo
- Publication number
- CN207068951U CN207068951U CN201720876406.5U CN201720876406U CN207068951U CN 207068951 U CN207068951 U CN 207068951U CN 201720876406 U CN201720876406 U CN 201720876406U CN 207068951 U CN207068951 U CN 207068951U
- Authority
- CN
- China
- Prior art keywords
- casing
- hole
- cell group
- fixed
- enclosed cell
- 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.)
- Expired - Fee Related
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Classifications
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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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- Battery Mounting, Suspending (AREA)
Abstract
The utility model provides a kind of enclosed cell group, more particularly to power technique fields, the casing is provided with airtight detection hole, the airtight detection hole is the screwed pipe stomata through the cabinet exterior, sealing nut plug is provided with the airtight detection hole, the sealing nut plug is movably arranged in the airtight detection hole.The utility model has simple in construction, and cost is relatively low, can reach IP67 waterproof requirements, can quickly carry out the advantages of sealing property detection.
Description
Technical field
The utility model belongs to power technique fields, and in particular to a kind of enclosed cell group.
Background technology
Battery case on traditional market, while cost is reduced, it can not synchronously ensure quality, particularly current country's mark
Standard makes conventional batteries producer can not synchronously be reached in terms of quality and efficiency the Compulsory Feature in terms of battery case IP67 waterproofs
Into existing also no simple and effective method for conducting leak test.Therefore, it is necessary in the case where keeping low cost, battery is improved
Case sealing, meet IP67 waterproof requirements, and sealing detection can be quickly carried out before dispatching from the factory, while ensure that quality
Improve production efficiency.
A kind of safety lithium ion cell group (publication number of patent：CN204271170U a kind of safety lithium ion cell) is disclosed
A plurality of lithium-ion battery monomers in group, including battery housing, battery pack case body；On the lithium-ion battery monomer of both ends
Positive terminal and negative pole end pass through the total plus end of battery pack and battery pack total negative terminal respectively and draw；Exhaust is equipped with battery pack cover
Device, it is characterized in：Vacant place in the battery pack case body is filled with extinguishing chemical.The utility model passes through in internal battery pack
Vacant place is filled with extinguishing chemical, and when a certain cell burning in battery pack, its heat can promote the ingredient breakdown of extinguishing chemical,
Decomposition reaction is the endothermic reaction, and not only acting as cooling effect makes battery pack cool rapidly, and catabolite can be formed it is glassy
Coating makes combustible and air exclusion in battery, and combustion range is only limitted in battery pack inside bad monomer, and rapidly will
Fray-out of flame inside bad monomer, both avoids fire spreading, and and can enough extinguishes cell burned flame, ensure that electricity
The security of pond group, but the utility model is not considering waterproof requirement and sealing propertytest.
Therefore, urgent need is a kind of simple in construction, and cost is relatively low, can reach IP67 waterproof requirements, can quickly carry out sealing property
The enclosed cell group of detection.
Utility model content
In order to solve the problems, such as that the lower stack seal performance of existing low cost does not reach IP67 waterproof requirements, the utility model
Purpose be to provide a kind of enclosed cell group, have it is simple in construction, cost is relatively low, can reach IP67 waterproof requirements, can be quick
The advantages of carrying out sealing property detection.
The utility model provides following technical scheme：
A kind of enclosed cell group, including casing, the casing are provided with airtight detection hole, and the airtight detection hole is to wear
The screwed pipe stomata of the cabinet exterior is crossed, sealing nut plug, the sealing nut plug are provided with the airtight detection hole
It is movably arranged in the airtight detection hole.The airtight detection hole can quick detection battery case air-tightness, detected after use
The sealing nut plug blocks the airtight detection hole, after the completion of battery case assembling, can be carried out by the airtight detection hole
Airtight detection, be filled with 0.015MP air pressure from the airtight detection hole and pin air pressure, when keep 5 minutes in barometric information without drop
It is low, then it is qualified to detect, leakage hole is otherwise found in a manner of smearing foam solution.
Preferably, the casing is provided with case lid, and the casing is fixedly connected with the case lid, the casing and the case
Sealing joint strip is provided between lid.The sealing joint strip reduces the gas leakage between the casing and the case lid, enhances sealing
Property.
Preferably, the sealing joint strip is fixed on the casing upper periphery.
Preferably, the cabinet exterior is provided with plug connector, and the plug connector passes through the cabinet exterior and the grafting
Cushion is provided between part and the casing；The plug connector is surrounded by sealant layer, and the sealant layer is fixed on institute
State at the gap between plug connector and the casing.The plug connector is mainly positive pole plug connector, negative pole plug connector, communication terminal
The components such as mouth, emergency stop switch, the cushion can reduce the gas leakage between the plug connector and the casing, described
Sealant layer further reduces gas leakage.
Preferably, the casing is provided with fixed feet and some installation fixing holes；The installation fixing hole is blind hole；It is described
Fixed feet and the casing are by being arranged on the screw connection installed in fixing hole.The installation fixing hole is blind hole, blind
Hole reduces the gas leakage of the casing.
Preferably, a diameter of 16mm of the airtight detection hole, the torsion of the sealing nut plug are more than 3.5 Ns
Rice.
Preferably, the battery modules include some equally distributed battery modules, and the battery module is fixed on described
In casing, the battery module includes overall mould, battery core and compound cylinder manifold, and the overall mould is correspondingly arranged at the battery core two
End, the compound cylinder manifold are arranged on the outside of the overall mould, and the overall mould one side is provided with some cylindric holding tanks, the
The one connection tip and the second connection tip, the battery core both ends are placed in the cylindric holding tank, the battery core both ends it is described whole
Body mould is connected by the described first connection tip with the described second connection tip, is additionally provided with the overall mould and is received with the battery core
The through hole of tank position correspondence, the compound cylinder manifold are provided with position nickel pin weld tabs corresponding with the through hole, the nickel pin
Weld tabs is welded through the through hole and the battery core, and two fixing threaded holes, the compound remittance are additionally provided with the compound cylinder manifold
Flowing plate and the overall mould pass through the bolt connection that is arranged in the fixing threaded hole.The first connection tip and described second connects
Connect the setting of the tip make the battery module can quick assembling it is good, the second connection tip strengthens the intensity of the overall mould, subtracts
Small Light deformation, the battery module of the present utility model are suitable for different Battery cases, because it can be combined arrangement.
Preferably, the case lid is provided with three parallel reinforcements, and the reinforcement is fixed on the case lid, described
Reinforcement can strengthen the intensity of the case lid.
Preferably, the battery modules are provided with two parallel fixation press strips, and the fixed press strip both ends are fixed on institute
State on cabinet wall.The fixed press strip can further fix the battery modules.
Preferably, be additionally provided with some spandrel girders being staggered on the bottom half, the spandrel girder both ends with it is described
Fixed feet is fixedly connected.The spandrel girder can make the bottom half uniform force, prevent local deformation.
The beneficial effects of the utility model are：
1st, sealing joint strip reduces the gas leakage between casing and case lid, and cushion can reduce the leakage between plug connector and casing
Gas, sealant layer further reduce gas leakage, and installation fixing hole is blind hole, and blind hole decreases the gas leakage of casing, on
State simple in construction, cost is relatively low, enhances the sealing of casing, can reach IP67 waterproof requirements.
2nd, airtight detection hole can quick detection battery modules air-tightness, blocked after having detected with sealing nut plug airtight
Detection hole, be filled with 0.015MP air pressure from airtight detection hole and pin air pressure, when keeping in 5 minutes barometric information without reduction, then for
It is qualified to detect, and leakage hole is otherwise found in a manner of smearing foam solution.
3rd, reinforcement can strengthen the intensity of case lid, and spandrel girder can make bottom half uniform force, prevent local deformation.
4th, fixed press strip can further self-contained battery module.
Brief description of the drawings
Accompanying drawing is used for providing further understanding to of the present utility model, and a part for constitution instruction, with this practicality
New embodiment is used to explain the utility model together, does not form to limitation of the present utility model.In the accompanying drawings：
Fig. 1 is the utility model embodiment middle case structural representation；
Fig. 2 is the utility model embodiment the first viewing angle constructions schematic diagram；
Fig. 3 is the utility model embodiment the second viewing angle constructions schematic diagram；
Fig. 4 is the viewing angle constructions schematic diagram of the utility model embodiment the 3rd；
Fig. 5 is the partial enlarged drawing of the utility model embodiment the second viewing angle constructions schematic diagram；
Fig. 6 is battery modular structure schematic diagram in the utility model embodiment；
Fig. 7 is overall the first viewing angle constructions of mould schematic diagram in the utility model embodiment；
Fig. 8 is overall the second viewing angle constructions of mould schematic diagram in the utility model embodiment；
Fig. 9 is compound plate structure schematic diagram of confluxing in the utility model embodiment；
In figure mark for：1st, casing；11st, sealing joint strip；2nd, case lid；21st, reinforcement；3rd, battery modules；31st, battery mould
Block；311st, overall mould；3111st, through hole；3112nd, cylindric holding tank；3113rd, the first connection tip；3114th, the second connection tip；312、
Battery core；313rd, compound cylinder manifold；3131st, nickel pin weld tabs；3132nd, fixing threaded hole；4th, airtight detection hole；41st, sealing nut plug；
5th, fixed feet；The 51st, fixing hole is installed；6th, plug connector；61st, cushion；62nd, sealant layer；7th, fixed press strip；8th, spandrel girder.
Embodiment
Specific embodiment of the present utility model is described below in conjunction with the accompanying drawings.
As Figure 1-5, a kind of enclosed cell group of the present utility model, including casing 1, casing 1 are provided with airtight inspection
Gaging hole 4, airtight detection hole 4 are the screwed pipe stomata through the outer wall of casing 1, and sealing nut plug 41 is provided with airtight detection hole 4,
Sealing nut plug 41 is movably arranged in airtight detection hole 4.Airtight detection hole 4 can quick detection battery case air-tightness, inspection
Airtight detection hole 4 is blocked with sealing nut plug 41 after having surveyed, after the completion of battery case assembling, can be carried out by airtight detection hole 4
Airtight detection, it is filled with 0.015MP air pressure from airtight detection hole 4 and pins air pressure, when keeping in 5 minutes barometric information without reduction,
It is then qualified to detect, leakage hole is otherwise found in a manner of smearing foam solution.
As Figure 1-5, casing 1 is provided with case lid 2, and casing 1 is fixedly connected with case lid 3, set between casing 1 and case lid 2
There is sealing joint strip 11, sealing joint strip 11 is fixed on the upper periphery of casing 1, and sealing joint strip 11 reduces between casing 1 and case lid 2
Gas leakage, enhance sealing.The outer wall of casing 1 is provided with plug connector 6, and plug connector 6 passes through the outer wall of casing 1 and plug connector 6 and case
Cushion 61 is provided between body 1, plug connector 6 is surrounded by sealant layer 62, and sealant layer 62 is fixed on plug connector 6 and casing
At gap between 1.Plug connector 6 is mainly first devices such as positive pole plug connector, negative pole plug connector, PORT COM, emergency stop switch
Part, cushion 61 can reduce the gas leakage between plug connector 6 and casing 1, and sealant layer 62 further reduces gas leakage.Casing
1 is provided with fixed feet 5 and some installation fixing holes 51, and installation fixing hole 51 is blind hole, and fixed feet 5 and casing 1 are by being arranged on
Screw connection in fixing hole 51 is installed.Installation fixing hole 51 is blind hole, and blind hole reduces the gas leakage of casing 1.
As Figure 6-9, battery modules 3 include some equally distributed battery modules 31, and battery module 31 is fixed on case
In body 1, battery module 31 includes overall mould 311, battery core 312 and compound cylinder manifold 313, and overall mould 311 is correspondingly arranged at battery core
312 both ends, compound cylinder manifold 313 are arranged on the overall outside of mould 311, and the overall one side of mould 311 is provided with some cylindric holding tanks
3112nd, the first connection tip 3113 and second connects the tip 3114, and the both ends of battery core 312 are placed in cylindric holding tank 3112, battery core 312
The overall mould 311 at both ends is connected by the first connection tip 3113 with the second connection tip 3114, the first connection tip 3113 and the
Two connection the tips 3114 settings make battery module 31 can quick assembling it is good, second connection the tip 3114 strengthens the strong of overall mould 311
Degree, reduce Light deformation, the through hole 3111 with the position correspondence of cylindric holding tank 3112, compound cylinder manifold are additionally provided with overall mould 311
313 are provided with position nickel pin weld tabs 3131 corresponding with through hole 3111, and nickel pin weld tabs 3131 welds through through hole 3111 with battery core 312
Connect, two fixing threaded holes 3132 are additionally provided with compound cylinder manifold 313, compound cylinder manifold 313 and overall mould 311 are solid by being arranged on
Determine the bolt connection in screw 3132, battery module 31 of the present utility model is suitable for different Battery cases, because it can be any
Assembled arrangement.
As Figure 2-3, case lid 2 is provided with three parallel reinforcements 21, and reinforcement 21 is fixed on case lid 2, strengthens
Muscle 21 can strengthen the intensity of case lid 2.
As shown in figure 1, battery modules 3 are provided with two parallel fixation press strips 7, the fixed both ends of press strip 7 are fixed on casing 1
On inwall.Fixed press strip 7 can further self-contained battery module 3.
As shown in figure 4, the bottom of casing 1 is provided with some spandrel girders 8 being staggered, the both ends of spandrel girder 8 are solid with fixed feet 5
Fixed connection.Spandrel girder 8 can make the bottom uniform force of casing 1, prevent local deformation.
The utility model battery module installation method：Each battery module 31 needs two overall moulds 311 to be mounted opposite, whole
Body mould 311 is internally provided with cylindric holding tank 3112 and is used to install battery core 312, and there are the four first connection tips 3113 its corner, the
The one connection tip 3113 is mutually twisted, and is also had the two second connection tips 3114 among it, for the reinforcement of intermediate intensity, is reduced micro- change
Shape.After battery core 312 and overall mould 311 are installed, compound cylinder manifold 313, compound cylinder manifold are installed in the overall outside of mould 311
313 are used to anode or cathode voltage end points carrying out parallel connection, and compound cylinder manifold 313 is provided with nickel pin weld tabs 3131, nickel pin
The one end of weld tabs 3131 is used to weld together with the negative or positive electrode of battery core 312, and the other end is connected to compound cylinder manifold 313.
The utility model air-leakage test principle：0.015MP air pressure is filled with from airtight detection hole 4 and pins air pressure, works as guarantor
It is without reduction, then qualified to detect to hold barometric information in 5 minutes.It is no, then leakage hole is found in a manner of smearing foam solution, detection is closed
After lattice, airtight detection hole 4 is blocked with sealing nut plug 41.
Preferred embodiment of the present utility model is the foregoing is only, is not limited to the utility model, although ginseng
The utility model is described in detail according to previous embodiment, for those skilled in the art, it still can be with
Technical scheme described in foregoing embodiments is modified, or equivalent substitution is carried out to which part technical characteristic.It is all
Within the spirit and principles of the utility model, any modification, equivalent substitution and improvements made etc., this practicality should be included in
Within new protection domain.
Claims (10)
1. a kind of enclosed cell group, including casing, it is characterised in that the casing is provided with airtight detection hole, described airtight
Detection hole is the screwed pipe stomata through the cabinet exterior, and sealing nut plug is provided with the airtight detection hole, described close
Envelope nut plug is movably arranged in the airtight detection hole.
2. a kind of enclosed cell group according to claim 1, it is characterised in that the casing is provided with case lid, described
Casing is fixedly connected with the case lid, and sealing joint strip is provided between the casing and the case lid.
3. a kind of enclosed cell group according to claim 2, it is characterised in that the sealing joint strip is fixed on the case
On body upper periphery.
4. a kind of enclosed cell group according to claim 1, it is characterised in that the cabinet exterior is provided with grafting
Part, the plug connector are provided with cushion through the cabinet exterior and the plug connector and the casing；The plug connector
Be surrounded by sealant layer, the sealant layer is fixed at the gap between the plug connector and the casing.
A kind of 5. enclosed cell group according to claim 4, it is characterised in that if the casing be provided with fixed feet and
Dry installation fixing hole；The installation fixing hole is blind hole；The fixed feet and the casing are fixed by being arranged on the installation
Screw connection in hole.
A kind of 6. enclosed cell group according to claim 1, it is characterised in that the airtight detection hole it is a diameter of
16mm, the torsion of the sealing nut plug are more than 3.5 Ns of rice.
A kind of 7. enclosed cell group according to claim 1, it is characterised in that battery modules are provided with the casing,
Battery modules include some equally distributed battery modules, and the battery module is fixed in the casing, the battery module
Including overall mould, battery core and compound cylinder manifold, the overall mould is correspondingly arranged at the battery core both ends, and the compound cylinder manifold is set
Put on the outside of the overall mould, the overall mould one side is provided with some cylindric holding tanks, the first connection tip and the second connection
The tip, the battery core both ends are placed in the cylindric holding tank, and the overall mould at the battery core both ends connects by described first
Connect the tip with the described second connection tip to be connected, be additionally provided with the overall mould logical with the cylindric holding tank position correspondence
Hole, the compound cylinder manifold are provided with position nickel pin weld tabs corresponding with the through hole, and the nickel pin weld tabs passes through the through hole
Welded with the battery core, two fixing threaded holes, the compound cylinder manifold and the overall mould are additionally provided with the compound cylinder manifold
Pass through the bolt connection being arranged in the fixing threaded hole.
A kind of 8. enclosed cell group according to claim 2, it is characterised in that the case lid be provided with three it is parallel
Reinforcement, the reinforcement are fixed on the case lid.
9. a kind of enclosed cell group according to claim 7, it is characterised in that the battery modules are provided with two and put down
Capable fixation press strip, the fixed press strip both ends are fixed on the cabinet wall.
10. a kind of enclosed cell group according to claim 5, it is characterised in that if being additionally provided with the bottom half
The dry spandrel girder being staggered, the spandrel girder both ends are fixedly connected with the fixed feet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720876406.5U CN207068951U (en) | 2017-07-19 | 2017-07-19 | A kind of enclosed cell group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720876406.5U CN207068951U (en) | 2017-07-19 | 2017-07-19 | A kind of enclosed cell group |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207068951U true CN207068951U (en) | 2018-03-02 |
Family
ID=61510902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720876406.5U Expired - Fee Related CN207068951U (en) | 2017-07-19 | 2017-07-19 | A kind of enclosed cell group |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207068951U (en) |
-
2017
- 2017-07-19 CN CN201720876406.5U patent/CN207068951U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180302 Termination date: 20190719 |