CN208873788U - A kind of fixed device of battery modules - Google Patents
A kind of fixed device of battery modules Download PDFInfo
- Publication number
- CN208873788U CN208873788U CN201821363148.1U CN201821363148U CN208873788U CN 208873788 U CN208873788 U CN 208873788U CN 201821363148 U CN201821363148 U CN 201821363148U CN 208873788 U CN208873788 U CN 208873788U
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- Prior art keywords
- battery modules
- lower pressure
- fastener
- battery
- plate
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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 discloses a kind of fixed devices of battery modules, including the lower pressure bracket being arranged at least one side of battery modules and pre-tighten component；The lower pressure bracket has mounting portion and pressing down section, and the battery modules side has protrusion, and the mounting portion is fixedly connected with battery case bottom plate, the male cooperation of the pressing down section and the battery modules；The preload component includes pre-tightening plate and connector, the side back to the battery modules for pre-tightening plate and the lower pressure bracket being arranged in.The fixed device of the battery modules of the utility model adjusts lower pressure bracket to the pressing force of mould group by pre-tightening plate and connector, convenient for the positioning and installation of lower pressure bracket, increase stability of the battery modules in battery case, the fixture structure is simple, it is solid reliable, it is easy to produce in batches.
Description
Technical field
The utility model relates to field of fixation devices, the in particular to fixed device of battery modules.
Background technique
It is also more and more for on-vehicle battery demand in the market with the development of new-energy automobile.Lithium ion battery at present
It is the hot-candidate of most promising vehicle power supply, existing lithium ion battery is generally divided into aluminum-shell battery and Soft Roll electricity
Pond, wherein welcome of the soft-package battery due to the advantages that safety is good, energy density is high and at low cost increasingly by market.
For the course continuation mileage demand for meeting energy automobile, existing soft-package battery generally can first form battery modules, and pacify
On battery case.The patent document that notification number is CN105098112B discloses a kind of battery pack and pushes carrier structure, under this
Pressure bracket has pretightning force, and fixation of the battery modules on battery case may be implemented by this structure.But in actual production
In, due to the lower pressure bracket needed during installation card and and compress battery modules, this results in the preliminary of lower pressure bracket
There are certain difficulty for positioning, and the mechanical equipment auxiliary of profession is needed just to be able to achieve the alignment of mounting hole.In addition, entire push support
The pretightning force of frame is also more open, is not adjustable, bad to the fixed effect of battery modules.
Summary of the invention
In view of the above problems in the prior art, the purpose of this utility model is to provide one kind to consolidate battery modules
The fixed device of the battery modules that are arranged on Battery case.
In order to solve the above-mentioned technical problem, the specific technical solution of the utility model is as follows:
The utility model provides a kind of fixed device of battery modules, including being arranged at least one side of battery modules
Lower pressure bracket and pre-tighten component；The lower pressure bracket has mounting portion and pressing down section, and the battery modules side has protrusion,
The mounting portion is fixedly connected with battery case bottom plate, the male cooperation of the pressing down section and the battery modules；The preload group
Part includes pre-tightening plate and connector, the side back to the battery modules for pre-tightening plate and the lower pressure bracket being arranged in, institute
It states preload component the lower pressure bracket is pressed in the battery modules, and then the battery modules is fixed on the battery
On bottom plate.
Specifically, the preload plate has fixed part and bending part, and the connector includes several first fasteners, described
Fixed part is fixedly connected by first fastener with the battery case bottom plate.
Preferably, the fixed part is equipped with the first through hole with first appended claims, the battery case bottom
Plate is equipped with the mounting hole with first appended claims, and first fastener is fixed on institute after passing through the first through hole
It states in mounting hole.
In a specific embodiment, the connector further includes several second fasteners, the bending part be equipped with
Matched second through-hole of second fastener；Second fastener is pushed against the pressing down section after passing through second through-hole
On or the pressing down section be equipped with locating slot with second appended claims, second fastener passes through the bending part
After be entrenched in the locating slot.
Preferably, there is interval between the plate face of the bending part and the plate face of the pressing down section.
In another embodiment, one end far from the fixed part of the bending part is consolidated with the pressing down section
Fixed connection.
Preferably, the bending part and the pressing down section are welded or are clamped.
Preferably, the lower pressure bracket and the preload plate are structure as a whole, and the preload plate is pushing support
Frame bending forming.
Preferably, the battery modules bottom is additionally provided with recess, and the side of the recess and the battery modules has
Have spacing, be additionally provided on the battery case bottom plate with it is described recess match and protruding portion.
On the other hand the utility model also provides a kind of battery, including the battery modules, the battery modules are equipped with
The fixed device of the battery modules.
By adopting the above technical scheme, proprietary term described in the utility model has the following beneficial effects:
1. battery modules fixture structure described in the utility model is simple, solid reliable and production cost is low, it is easy to
Batch production.
2. the fixed device of battery modules described in the utility model increases on lower pressure bracket pre-tightens plate and connector, lead to
It crosses and pre-tightens plate and the lower pressure bracket of connector adjusting to the pretightning force of mould group, avoid the limit that lower pressure bracket itself needs pretightning force
System, so that lower pressure bracket is easy to position and install.
3. the fixed device of battery modules described in the utility model, is applied on lower pressure bracket by the second fastener and is held out against
Power can adjust lower pressure bracket to the pressing force of battery modules during the installation process.
Detailed description of the invention
It, below will be to institute in embodiment or description of the prior art in order to illustrate more clearly of the technical solution of the utility model
Attached drawing to be used is needed to be briefly described.It should be evident that the accompanying drawings in the following description is only some of the utility model
Embodiment for those of ordinary skill in the art without creative efforts, can also be attached according to these
Figure obtains other attached drawings.
The side sectional view that Fig. 1 the embodiments of the present invention 1 provide；
The side sectional view that Fig. 2 the embodiments of the present invention 2 provide.
In figure: 1- battery modules, 2- battery case bottom plate, pressure bracket under 3-, 4- pre-tighten plate, the first fastener of 51-, 52- the
Two fasteners, 11- protrusion, 12- recess, 21- protruding portion, 31- mounting portion, 32- pressing down section, 41- fixed part, 42- bending part,
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are in the premise for not making creative work
Under every other embodiment obtained, fall within the protection scope of the utility model.
It should be noted that the specification and claims of the utility model and term " first " in above-mentioned attached drawing,
" second " etc. is to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that in this way
The data used are interchangeable under appropriate circumstances, so that the embodiments of the present invention described herein can be in addition at this
In illustrate or description those of other than sequence implement.In addition, term " includes " and " having " and their any deformation, meaning
Figure be to cover it is non-exclusive include, for example, containing the process, method of a series of steps or units, device, product or equipment
Those of be not necessarily limited to be clearly listed step or unit, but may include be not clearly listed or for these processes,
The intrinsic other step or units of method, product or equipment.
Embodiment 1
The present embodiment provides a kind of fixed devices of battery modules, including being arranged at least one side of battery modules 1
Lower pressure bracket 3 and pre-tighten component；The lower pressure bracket 3 has mounting portion 31 and pressing down section 32,1 side of the battery modules tool
There is protrusion 11, the mounting portion 31 is fixedly connected with battery case bottom plate 2, the protrusion of the pressing down section 32 and the battery modules 1
11 cooperations；The preload component includes pre-tightening plate 4 and connector, it is described pre-tighten plate 4 be arranged in the lower pressure bracket 3 back to institute
The side of battery modules 1 is stated, the lower pressure bracket 3 is pressed in the battery modules 1 by the preload component, and then will be described
Battery modules 1 are fixed on the battery case bottom plate 2.
The preload plate 4 has fixed part 41 and bending part 42, and the connector includes several first fasteners 51, described
Fixed part 41 is fixedly connected by first fastener 51 with the battery case bottom plate 2.Preferably, fixation portions 41 and institute
The fitting of battery case bottom plate 2 is stated, several first fasteners 51 are arranged along the length direction of the fixed part 41, which is electricity
The length direction of Chi Mo group 1.
Preferably, the fixed part 41 is equipped with the first through hole cooperated with first fastener 51, the battery case bottom
Plate 2 is equipped with the mounting hole of first fastener 51 cooperation, and first fastener 51 is fixed on after passing through the first through hole
In the mounting hole.Preferably, the mounting hole is through-hole, and it further includes that first fastener 51, which includes bolt or screw,
The nut matched；Perhaps the mounting hole is not penetrate 2 bolt of battery case bottom plate or screw to be spirally connected or block after first through hole
It connects in the mounting hole.Certainly, the fixed part 41 and the battery case bottom plate 2 can also be welding, Nian Jie or common fixation
One of connection type.
In the present embodiment, the mounting portion 31 of the fixed part 41 and lower pressure bracket 3 that pre-tighten plate 4 shares the first fastener 51, should
First fastener 51 is fixed on the battery case bottom plate 2 after passing through the fixed part 41 and mounting portion 31.So reduce part
Quantity simultaneously reduces installation difficulty.
The connector further includes several second fasteners 52, and the bending part 42 is equipped with and second fastener 52
The second through-hole matched, in a specific embodiment, second fastener 52 are pushed against institute after passing through second through-hole
It states on pressing down section 32；In another embodiment, the pressing down section 32 is equipped with and cooperates with second fastener 52
Locating slot, second fastener 52 are entrenched in the locating slot after passing through the bending part 42.Preferably, the second fastener
52 include screw or bolt, further includes the nut to match.
In this way, second fastener 52 can apply a pressure on lower pressure bracket 3, so that pressing down section 32 compresses battery
Mould group 1 reduces a possibility that battery modules 1 are shaken in battery case, while reducing the lower deformation of pressure bracket 3 or damaging several
Rate.
Preferably, there is space between the plate face of the bending part 42 and the plate face of the pressing down section 32.In the present embodiment,
Pressing down section 32 forms the concave surface close towards battery modules 1, the plate face of bending part 42 and the concave surface close to one end of mounting portion 31
It is oppositely arranged, it is preferable that the plate face of bending part 42 is parallel surface with concave surface, so, it is possible the end face for guaranteeing the second fastener 52
There is biggish contact surface with the concave surface.
Preferably, 1 bottom of battery modules is additionally provided with recess 12, the recess 12 and the battery modules 1
Side has spacing, be additionally provided on the battery case bottom plate 2 match with the recess 12 and protruding portion 21.The protruding portion 21 is chimeric
In the recess 12.In this way, the protruding portion 21 and the lower pressure bracket 3 mutually form clamping force, battery is further prevented
Mould group 1 is mobile or shakes.
Preferably, the preload plate 4 in this implementation is metal plate, and the bending part 42 is metal plate bending and molding.
Embodiment 2
The utility model provides a kind of fixed device of battery modules, at least one side including battery modules 1 are arranged in
On lower pressure bracket 3 and pre-tighten component；The lower pressure bracket 3 has mounting portion 31 and pressing down section 32,1 side of battery modules
With protrusion 11, the mounting portion 31 is fixedly connected with battery case bottom plate 2, and the pressing down section 32 is convex with the battery modules 1
Play 11 cooperations；The preload component includes pre-tightening plate 4 and connector, it is described pre-tighten plate 4 be arranged in the lower pressure bracket 3 back to
The lower pressure bracket 3 is pressed in the battery modules 1 by the side of the battery modules 1, the preload component, and then by institute
Battery modules 1 are stated to be fixed on the battery case bottom plate 2.
The preload plate 4 have fixed part 41 and bending part 42, the structure of the fixed part 41 and with the battery case bottom
The connection type of plate 2 is similar to Example 1, and details are not described herein.
In a specific embodiment, one end of the separate fixed part 41 of the bending part 42 and the pressing down section
32 are fixedly connected.Preferably, the bending part 42 is welded or is clamped with the pressing down section 32.It can certainly be common
It is fixedly connected with one kind of mode.Preferably, there is space between the plate face of the bending part 42 and the plate face of the pressing down section 32.
In this way, it is described pre-tighten plate 4 fixed part 41 be fixedly connected with battery case bottom plate 2, bending part 42 by with the pressing down section 32
It is fixedly connected, forms supporting structure, be pressed on lower pressure bracket 3 in the battery modules 1.
In another embodiment, the connector further includes several second fasteners 52, optionally, the folding
Turn of bilge 42 is equipped with and matched second through-hole of second fastener 52；After second fastener 52 passes through second through-hole
It is pushed against on the pressing down section 32 or the pressing down section 32 is equipped with the locating slot cooperated with second fastener 52, described the
Two fasteners 52 are entrenched in the locating slot after passing through the bending part 42.Preferably, the second fastener 52 include screw or
Bolt further includes matched nut.In this way, second fastener 52 can further increase lower pressure bracket 3 to battery modules 1
Pressing force.
In the present embodiment, pressing down section 32 forms the concave surface close towards battery modules 1, bending close to one end of mounting portion 31
The plate face in portion 42 is oppositely arranged with the concave surface, it is preferable that the plate face of bending part 42 is parallel surface with concave surface, so, it is possible to guarantee
The end face and the concave surface of second fastener 52 have biggish contact surface.
In the present embodiment, the lower pressure bracket 3 and the preload plate 4 are structure as a whole, and the preload plate 4 is the pushing
3 bending forming of bracket.In this way, reducing the quantity of Assembly part, while reducing installation difficulty.Preferably, the preload plate 4 is gold
Belong to material to be made, the bending part 42 is metal plate bending and molding.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all practical at this
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (10)
1. a kind of fixed device of battery modules, which is characterized in that including being arranged at least one side of battery modules (1)
Lower pressure bracket (3) and preload component；
The lower pressure bracket (3) has mounting portion (31) and pressing down section (32), and battery modules (1) side has protrusion
(11), the mounting portion (31) is fixedly connected with battery case bottom plate (2), the pressing down section (32) and the battery modules (1)
Raised (11) cooperation；
The preload component includes pre-tightening plate (4) and connector, described to pre-tighten plate (4) setting in the back of the lower pressure bracket (3)
To the side of the battery modules (1), the lower pressure bracket (3) is pressed on the battery modules (1) by the preload component,
And then the battery modules (1) are fixed on the battery case bottom plate (2).
2. the fixed device of battery modules according to claim 1, which is characterized in that the preload plate (4) has fixed part
(41) and bending part (42), the connector include several first fasteners (51), and the fixed part (41) passes through described first
Fastener (51) is fixedly connected with the battery case bottom plate (2).
3. the fixed device of battery modules according to claim 2, which is characterized in that the fixed part (41) be equipped with it is described
The first through hole of first fastener (51) cooperation, the battery case bottom plate (2) is equipped with to be cooperated with first fastener (51)
Mounting hole, first fastener (51) pass through the first through hole after be fixed in the mounting hole.
4. the fixed device of battery modules according to claim 2 or 3, which is characterized in that the connector further includes several
Second fastener (52), the bending part (42) are equipped with and matched second through-hole of the second fastener (52)；
Second fastener (52) is pushed against on the pressing down section (32) after passing through second through-hole or the pressing down section
(32) it is equipped with the locating slot cooperated with second fastener (52), second fastener (52) passes through the bending part (42)
After be entrenched in the locating slot.
5. the fixed device of battery modules according to claim 4, which is characterized in that the plate face of the bending part (42) and institute
Stating has interval between the plate face of pressing down section (32).
6. according to the fixed device of battery modules described in claim 2,3 or 5, which is characterized in that the bending part (42) it is remote
One end from the fixed part (41) is fixedly connected with the pressing down section (32).
7. the fixed device of battery modules according to claim 6, which is characterized in that the bending part (42) and the pushing
Portion (32) welding or clamping.
8. according to claim 1, the fixed device of battery modules described in 2,3,5 or 7, which is characterized in that the lower pressure bracket (3)
It is structure as a whole with the preload plate (4), the preload plate (4) is lower pressure bracket (3) bending forming.
9. the fixed device of battery modules according to claim 1, which is characterized in that battery modules (1) bottom is also set
Have recess (12), the side of the recess (12) and the battery modules (1) has spacing, goes back on the battery case bottom plate (2)
Equipped with it is described recess (12) match and protruding portion (21).
10. a kind of battery, including battery modules (1), which is characterized in that the battery modules (1) are equipped with claim 1-9
Any fixed device of the battery modules.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821363148.1U CN208873788U (en) | 2018-08-23 | 2018-08-23 | A kind of fixed device of battery modules |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821363148.1U CN208873788U (en) | 2018-08-23 | 2018-08-23 | A kind of fixed device of battery modules |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208873788U true CN208873788U (en) | 2019-05-17 |
Family
ID=66465489
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821363148.1U Active CN208873788U (en) | 2018-08-23 | 2018-08-23 | A kind of fixed device of battery modules |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208873788U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4037077A4 (en) * | 2020-04-29 | 2024-02-21 | Lg Energy Solution Ltd | Battery pack and device including same |
-
2018
- 2018-08-23 CN CN201821363148.1U patent/CN208873788U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4037077A4 (en) * | 2020-04-29 | 2024-02-21 | Lg Energy Solution Ltd | Battery pack and device including same |
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