CN206516679U - A kind of compound material insulation Battery case - Google Patents
A kind of compound material insulation Battery case Download PDFInfo
- Publication number
- CN206516679U CN206516679U CN201720087908.XU CN201720087908U CN206516679U CN 206516679 U CN206516679 U CN 206516679U CN 201720087908 U CN201720087908 U CN 201720087908U CN 206516679 U CN206516679 U CN 206516679U
- Authority
- CN
- China
- Prior art keywords
- thermoplastic resin
- case body
- battery case
- resin reinforcing
- reinforcing fiber
- 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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- 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
A kind of compound material insulation Battery case of the utility model, structure-integrated setting, full casing insulation, lightweight, reasonable in design, uniform force, shaping is simple efficient.Including the case body and case lid cooperated for set battery；Case body and case lid by the first different thermoplastic resin reinforcing fibers and the second thermoplastic resin reinforcing fiber alternately laying multilayer rear mold swaging into；At least one group the first adjacent thermoplastic resin reinforcing fiber and the second thermoplastic resin reinforcing fiber laying angle are mutually perpendicular to.It is molded using two kinds of thermoplastic resin reinforcing fiber composite mixed and alternate layings, forms structure-integrated case body and case lid, reduce the structural member in Battery case, simplify assemble flow；Can realize full Battery case from tape insulation, excellent insulation performance is strengthened its structural strength without carrying out insulation processing, and being set using the ply stacking angle between two kinds of different materials, meets use requirement.
Description
Technical field
The utility model is related to electric automobile battery box body, specially a kind of compound material insulation Battery case.
Background technology
Lightweight is the important directions of current Development of Electric Vehicles, is the important means of energy-saving and emission-reduction.It is used as electric automobile
The Battery case of key position, its lightweight is also the important channel for improving vehicle distance travelled.Battery case internal storage
Electrokinetic cell, in discharge and recharge, requires casing to insulate.Traditional Battery case is welded using sheet metal, weight ratio
It is heavier, account for the 30% of battery system weight；Energy density is relatively low, influences the course continuation mileage of electric automobile；Need to carry out subsequently
Insulation processing, such as increase insulating coating, felt pad, insulation board.
Basalt fibre/glass fiber compound material has light weight, intensity height, convenient formation, resistant to chemical etching and resistance to
Time property is good, the features such as excellent insulation performance, and traditional molding mode is to mix fibre/fibre cloth and thermosetting resin, is covered
Cover on metallic matrix, then by forming product after mold cured.There is the problem of reclaiming difficult in this thermoset articles, and
Conceptual phase is still on the recyclable resin of thermosetting, application report is there are no, and due to using metallic matrix, its structure
Weight it is big, make complicated, there is insulation hidden danger.
Utility model content
For problems of the prior art, the utility model provides a kind of compound material insulation Battery case, structure
Integrated setting, full casing insulation, lightweight, reasonable in design, uniform force, shaping is simple efficient.
The utility model is to be achieved through the following technical solutions：
A kind of compound material insulation Battery case, including the case body and case lid for set battery that cooperate；Case sheet
Body and case lid alternately lay multilayer by the first different thermoplastic resin reinforcing fibers and the second thermoplastic resin reinforcing fiber
Rear mold swaging into；At least one group the first adjacent thermoplastic resin reinforcing fiber and the second thermoplastic resin reinforcing fiber laying
Angle is mutually perpendicular to.
It is preferred that, it is provided with multiple compound buttress braces for self-contained battery on the inside of case body bottom portion；Described being combined adds
Brutal includes metal fixed beam and composite material beam；The rectangular pipe of metal fixed beam or rectangular channel are set, and composite material beam is in arch
Shape is set, and both sides sweat soldering is on the inside of case body bottom portion, and metal fixed beam is fitted with composite material beam inside middle portion, and fixed
In the arcuate space of composite material beam and case body bottom portion.
Further, multiple compound buttress braces equidistantly be arranged in parallel.
Further, the upper surface for being combined buttress brace is provided with some tapped through holes through metal fixed beam.
It is preferred that, it is provided with some bottom buttress braces in crisscross setting on the outside of case body bottom portion；Bottom buttress brace
Two ends upwardly extend setting to outside case this body sidewall；Bottom buttress brace is by the first thermoplastic resin reinforcing fiber and the second thermoplastic
Property resin reinforced fiber alternately laying multilayer rear mold swaging into.
Further, fixed hook corresponding with the two ends of bottom buttress brace is provided with outside this body sidewall of case；Fixed hook
Operative end surface overlaps fixation with the termination of bottom buttress brace；Fixed hook is by the first thermoplastic resin reinforcing fiber and the second thermoplastic
Property resin reinforced fiber alternately laying multilayer rear mold swaging into.
Further, buttress brace sweat soldering in bottom is fixed on case body, and fixed hook sweat soldering is fixed on bottom
Outside the termination of buttress brace and the side wall of case body.
It is preferred that, PA6 matrixes are respectively adopted in the first thermoplastic resin reinforcing fiber and the second thermoplastic resin reinforcing fiber
The unidirectional prepreg cloth of glass fibre or the unidirectional prepreg cloth of PA6 matrix basalt fibres.
Further, case body and case lid are by alternately the first PA6 substrate glass one-way fibers prepreg cloth of laying, first
The unidirectional prepreg cloth of PA6 matrix basalt fibres and the 2nd PA6 substrate glass one-way fibers prepreg cloth composition.
It is preferred that, thermofussion welding is connected to the consistent wire harness hook in some directions on case body madial wall.
Compared with prior art, the utility model has following beneficial technique effect：
The utility model forms structure using two kinds of thermoplastic resin reinforcing fiber composite mixed and alternate laying moldings
The case body and case lid of integration, reduce the structural member in Battery case, simplify assemble flow；Full battery can be realized
Casing from tape insulation, excellent insulation performance without carrying out insulation processing, and utilizes the laying between two kinds of different materials
Angle, which is set, strengthens its structural strength, meets use requirement.Battery case described in the utility model is than existing metal cabinet energy
Loss of weight 55% to 60%, product has good insulating properties, and specific volume resistance is 1 × 1012Ω m, breakdown voltage is more than
10KV, can effectively be protected battery in case.Its thermoplastic resin reinforcing fiber composite used, can be carried out simultaneously
Safe retrieving.
Further, the installation fixing position for battery being provided by being combined buttress brace is put, and spiral shell is provided using metal fixed beam
The pretightning force of line connection, fixation and the insulating wrapped of metal fixed beam are realized by composite material beam.
Further, by the outside bottom buttress brace using with material structure, strengthening from outside case body,
Ensure its intensity used and security and stability.
Further, the installation of itself and car body is realized by the fixed hook of setting and be connected, and use same material
Material is fixedly connected through thermofussion welding, it is ensured that the globality of its structure, preferably improves intensity and insulating properties.
Further, the light weight of basalt fibre/glass fiber compound material, intensity height, convenient formation, resistance toization are utilized
The characteristics of learning corrosion and good weatherability, preferably improves the insulating properties of casing, alleviates quality, under minimum number of layers setting
Ensure that it disclosure satisfy that use requirement.
Brief description of the drawings
Fig. 1 is the structural representation of case body described in the utility model example.
Fig. 2 is the bottom outside structural representation of case body described in the utility model example.
Fig. 3 is the structural representation that buttress brace is combined described in the utility model example.
Fig. 4 is two kinds of shaping thermoplastics' structural representations described in the utility model example.
In figure：Compound buttress brace 1, wire harness hook 2, fixed hook 3, bottom buttress brace 4, metal fixed beam 5, composite
Beam 6, the first PA6 substrate glass one-way fibers prepreg cloth 7, the first unidirectional prepreg cloth 8 of PA6 matrix basalt fibres, the 2nd PA6 bases
The unidirectional prepreg cloth 9 of body glass fibre.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings, described is to explanation of the present utility model
It is not to limit.
A kind of compound material insulation Battery case of the utility model, including cooperate for set battery case body and
Case lid；As shown in figure 4, case body and case lid increase by the first different thermoplastic resin reinforcing fibers and the second thermoplastic resin
Strong fiber alternately laying multilayer rear mold swaging into；At least one group adjacent the first thermoplastic resin reinforcing fiber and the second thermoplastic
Property resin reinforced fiber laying angle is mutually perpendicular to.
Wherein, as shown in figure 1, being provided with multiple compound buttress braces 1 for self-contained battery on the inside of figure case body bottom portion；It is many
Individual compound buttress brace 1 equidistantly be arranged in parallel, sets 4 in this preferred embodiment altogether.As shown in figure 3, described compound buttress brace 1
Including metal fixed beam 5 and composite material beam 6；The rectangular pipe of metal fixed beam 5 or rectangular channel are set, and composite material beam 6 is in arch
Shape is set, and both sides sweat soldering is on the inside of case body bottom portion, and metal fixed beam 5 is fitted with the inside middle portion of composite material beam 6, and solid
In the arcuate space for being scheduled on composite material beam 6 and case body bottom portion.The upper surface of compound buttress brace 1 is provided with some through metal
The tapped through hole of fixed beam 5.
As shown in Fig. 2 being provided with some bottom buttress braces 4 in crisscross setting on the outside of case body bottom portion；Bottom adds
The two ends of brutal 4 upwardly extend setting to outside case this body sidewall；Bottom buttress brace 4 is by the first thermoplastic resin reinforcing fiber and
Two thermoplastic resin reinforcing fibers alternately laying multilayer rear mold swaging into.In this preferred embodiment, said so that three horizontal strokes three are indulged as an example
It is bright.
As depicted in figs. 1 and 2, it is provided with outside this body sidewall of fixed hook case corresponding with the two ends of bottom buttress brace 4 solid
Surely 3 are linked up with；The operative end surface of hook overlaps fixation with the termination of bottom buttress brace 4.The sweat soldering of bottom buttress brace 4 is fixed on case
On body, the sweat soldering of fixed hook 3 is fixed on outside the side wall of the termination of bottom buttress brace 4 and case body.
As shown in figure 4, PA6 bases are respectively adopted in the first thermoplastic resin reinforcing fiber and the second thermoplastic resin reinforcing fiber
The unidirectional prepreg cloth of body glass fibre or the unidirectional prepreg cloth of PA6 matrix basalt fibres.In this preferred embodiment, case body and case lid are equal
By the first PA6 substrate glass one-way fibers prepreg cloth 7, the first unidirectional and of prepreg cloth 8 of PA6 matrix basalt fibres of alternately laying
2nd PA6 substrate glass one-way fibers prepreg cloth 9 is constituted.
Casing described in the utility model can be made by the steps and obtain.
(1) by the unidirectional prepreg cloth of PA6 matrix basalt fibres and PA6 substrate glass one-way fiber prepreg cloths according to product
Design size is cut, totally 3 pieces, is put into 50 DEG C of baking ovens, is dried 30 minutes.
(2) prepreg cloth cut is subjected to laying, basalt fiber cloth and glass fabric alternating on mould formpiston
Laying；In the case of one kind, in one layer of formpiston upper berth basalt prepreg cloth, 45 ° of laying angle, the second layer spreads attached glass fibre preimpregnation
Cloth, -45 ° of laying angle, basalt fibre prepreg cloth replaces laying, laying angle ± 45 ° with glass fibre prepreg cloth；It is another
In the case of, in one layer of formpiston upper berth basalt prepreg cloth, 0 ° of laying angle, the second layer spreads attached glass fibre prepreg cloth, wing flapping
90 ° of degree, basalt fibre prepreg cloth replaces laying, 0 °, 90 ° of laying angle with glass fibre prepreg cloth；It can also set simultaneously
There are other angles.
(3) pressurization is heated after matched moulds, 240 DEG C of temperature, pressure 1.0MPa, holding is cooled to 150 DEG C for 4-5 minutes.
(4) product coarse embryo is taken out in die sinking, after cutting, punching, assembling, formed product.Obtained tank thickness 2.0mm, than
Steel Battery case loss of weight 58%, specific volume resistance is 0.998 × 1012Ω m, breakdown voltage is more than 10KV.
Claims (10)
1. a kind of compound material insulation Battery case, it is characterised in that including cooperate for set battery case body and
Case lid；Case body and case lid replace by the first different thermoplastic resin reinforcing fibers and the second thermoplastic resin reinforcing fiber
Lay multilayer rear mold swaging into；At least one group the first adjacent thermoplastic resin reinforcing fiber and the enhancing of the second thermoplastic resin
Fiber laying angle is mutually perpendicular to.
2. a kind of compound material insulation Battery case according to claim 1, it is characterised in that set on the inside of case body bottom portion
It is equipped with multiple compound buttress braces (1) for self-contained battery；Described compound buttress brace (1) includes metal fixed beam (5) and multiple
Condensation material beam (6)；Metal fixed beam (5) rectangular pipe or rectangular channel are set, and composite material beam (6) is domed to be set, both sides heat
Fusion welding is on the inside of case body bottom portion, and metal fixed beam (5) is fitted with composite material beam (6) inside middle portion, and is fixed on compound
In the arcuate space of material beam (6) and case body bottom portion.
3. a kind of compound material insulation Battery case according to claim 2, it is characterised in that multiple compound buttress braces
(1) equidistantly it be arranged in parallel.
4. a kind of compound material insulation Battery case according to claim 2, it is characterised in that compound buttress brace (1)
Upper surface is provided with some tapped through holes through metal fixed beam (5).
5. a kind of compound material insulation Battery case according to claim 1, it is characterised in that set on the outside of case body bottom portion
It is equipped with some bottom buttress braces (4) in crisscross setting；The two ends of bottom buttress brace (4) upwardly extend setting and arrive case body
Outside the wall of side；Bottom buttress brace (4) is alternately laid by the first thermoplastic resin reinforcing fiber and the second thermoplastic resin reinforcing fiber
Multilayer rear mold swaging into.
6. a kind of compound material insulation Battery case according to claim 5, it is characterised in that set outside this body sidewall of case
It is equipped with fixed hook (3) corresponding with the two ends of bottom buttress brace (4)；The operative end surface of fixed hook (3) and bottom buttress brace (4)
Termination overlap fix；Fixed hook (3) is handed over by the first thermoplastic resin reinforcing fiber and the second thermoplastic resin reinforcing fiber
For laying multilayer rear mold swaging into.
7. a kind of compound material insulation Battery case according to claim 6, it is characterised in that bottom buttress brace (4) heat
Fusion welding is fixed on case body, and fixed hook (3) sweat soldering is fixed on the termination of bottom buttress brace (4) and the side of case body
Outside wall.
8. a kind of compound material insulation Battery case according to claim 1, it is characterised in that the first thermoplastic resin increases
PA6 substrate glass one-way fiber prepreg cloths or the PA6 matrix Black Warriors is respectively adopted in strong fiber and the second thermoplastic resin reinforcing fiber
Rock one-way fiber prepreg cloth.
9. a kind of compound material insulation Battery case according to claim 8, it is characterised in that case body and case lid by
The first PA6 substrate glass one-way fiber prepreg cloths (7), the first unidirectional prepreg cloth of PA6 matrix basalt fibres (8) of alternating laying
With the 2nd PA6 substrate glass one-way fiber prepreg cloths (9) composition.
10. a kind of compound material insulation Battery case according to claim 1, it is characterised in that on case body madial wall
Thermofussion welding is connected to the consistent wire harness hook (2) in some directions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720087908.XU CN206516679U (en) | 2017-01-23 | 2017-01-23 | A kind of compound material insulation Battery case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720087908.XU CN206516679U (en) | 2017-01-23 | 2017-01-23 | A kind of compound material insulation Battery case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206516679U true CN206516679U (en) | 2017-09-22 |
Family
ID=59866860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720087908.XU Expired - Fee Related CN206516679U (en) | 2017-01-23 | 2017-01-23 | A kind of compound material insulation Battery case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206516679U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107639858A (en) * | 2017-11-10 | 2018-01-30 | 浙江大学滨海产业技术研究院 | A kind of composite electrokinetic cell bag that there is damage to perceive and preparation method thereof |
| CN107968177A (en) * | 2017-12-06 | 2018-04-27 | 力帆实业(集团)股份有限公司 | New-energy automobile quick change battery pack force structure |
| CN109585705A (en) * | 2017-09-29 | 2019-04-05 | 宁德时代新能源科技股份有限公司 | Battery pack |
| WO2021062465A1 (en) * | 2019-10-04 | 2021-04-08 | Redflow R&D Pty Ltd | Welded flowing electrolyte battery cell stack |
-
2017
- 2017-01-23 CN CN201720087908.XU patent/CN206516679U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109585705A (en) * | 2017-09-29 | 2019-04-05 | 宁德时代新能源科技股份有限公司 | Battery pack |
| CN107639858A (en) * | 2017-11-10 | 2018-01-30 | 浙江大学滨海产业技术研究院 | A kind of composite electrokinetic cell bag that there is damage to perceive and preparation method thereof |
| CN107968177A (en) * | 2017-12-06 | 2018-04-27 | 力帆实业(集团)股份有限公司 | New-energy automobile quick change battery pack force structure |
| CN107968177B (en) * | 2017-12-06 | 2023-11-10 | 力帆实业(集团)股份有限公司 | New energy automobile quick change battery package atress structure |
| WO2021062465A1 (en) * | 2019-10-04 | 2021-04-08 | Redflow R&D Pty Ltd | Welded flowing electrolyte battery cell stack |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170928 Address after: 710523 six Xingang Road four, northwest Furniture Industrial Park, Xi'an Town, Lantian, Shaanxi Co-patentee after: SHAANXI CARBON ENERGY NEW MATERIAL Co.,Ltd. Patentee after: SHANGHAI HANGQIN NEW MATERIAL Co.,Ltd. Address before: 710523 six Xingang Road four, northwest Furniture Industrial Park, Xi'an Town, Lantian, Shaanxi Patentee before: SHANGHAI HANGQIN NEW MATERIAL Co.,Ltd. |
|
| 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: 20170922 Termination date: 20220123 |