CN208393087U - A kind of retaining mechanism of power battery assembly - Google Patents
A kind of retaining mechanism of power battery assembly Download PDFInfo
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- CN208393087U CN208393087U CN201820495282.0U CN201820495282U CN208393087U CN 208393087 U CN208393087 U CN 208393087U CN 201820495282 U CN201820495282 U CN 201820495282U CN 208393087 U CN208393087 U CN 208393087U
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- power battery
- rotation
- compression bar
- longitudinal
- battery assembly
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Abstract
The utility model provides a kind of retaining mechanism of power battery assembly, can solve the problem of existing assembly and disassembly efficiency of existing mechanism is unable to meet production maintenance efficiency requirement.Power battery assembly is pressed in battery mounting bin by being set to the mould group hold-down mechanism of each power battery module longitudinally outboard, mould group hold-down mechanism includes being set to rotation depression bar assembly and locking position limiting structure, rotation depression bar assembly includes being fixedly arranged on the fixing seat in the longitudinal outside of power battery module, installation fixing axle in fixing seat, the upper end of fixing axle is set with rotatable rotation compression bar, locking position limiting structure includes limit ribs, locking pin hole and pluggable the Quick-release pin being installed in locking pin hole, the rotation compression bar of all rotation depression bar assemblies for being located at longitudinal left side passes through the first pin shaft respectively and the first linkage pull rod is rotated synchronously and connected, the rotation compression bar of all rotation depression bar assemblies for being located at longitudinal right side passes through the second pin shaft respectively and the second linkage pull rod is rotated synchronously and connected.
Description
Technical field
The utility model relates to electric vehicle engineering field, specially a kind of retaining mechanism of power battery assembly.
Background technique
The power battery assembly of general electric car is carried out by fastening bolt to composition power battery assembly
Each battery modules carries out installation fixation, although structure is simple, erroneous for installation, low efficiency, and work as power battery pack
Part failure needs to dismantle each fastening bolt again when needing to be removed for repair or replacement, thus the speed of its detachable maintaining slowly,
Low efficiency.
In order to improve the assembly and disassembly efficiency of power battery assembly, also occur in power battery module 2 in the art at present
Two sides setting rotation compression bar 4 ', and limit ribs 17 ' and dismountable quick-release are set at the top both ends of power battery module
Pin 11, is shown in Fig. 1 and Fig. 2, and when locking only needs will to rotate compression bar 4 and horizontally rotates to making at the top of corresponding power battery module
Rotate compression bar 4 ' one side and limit ribs 17 ' against, then by Quick-release pin 11 be inserted into power battery module at the top of lock pin
In hole 19, then rotate compression bar 4 ' can progress to power battery module quickly fixed locking, when disassembly extracts Quick-release pin 11 again
Rotation compression bar 4 ' is left at the top of power battery module；Although the more traditional fastening bolt of the process of its installing and dismounting is convenient,
It is high-efficient, but since a power battery assembly is often concatenated by several power battery modules, therefore also needed when assembly and disassembly
Quick-release pin 11 is plugged one by one and stirs rotation compression bar 4 ' one by one again, therefore is still unable to satisfy the efficient of power battery assembly assembly and disassembly
It is required that.
Utility model content
In view of the above-mentioned problems, the utility model provides a kind of retaining mechanism of power battery assembly, can solve existing
The problem of existing assembly and disassembly efficiency of mechanism is unable to meet production, maintenance efficiency requirement.
Its technical solution is that a kind of retaining mechanism of power battery assembly, power battery assembly is by several power battery moulds
Group concatenation is simultaneously fastened by screw rod connection, and the power battery assembly is longitudinal by being set to each power battery module
The mould group hold-down mechanism in outside is pressed in battery mounting bin, and the mould group hold-down mechanism includes being set to power battery module to indulge
Rotation depression bar assembly and the corresponding locking position limiting structure for being set to the power battery module top surface outward, described turn
Dynamic pressure bar assembly includes being fixedly arranged on the fixing seat in the longitudinal outside of the power battery module, and the installation in the fixing seat is fixed
Axis, the upper end of the fixing axle are set with rotatable rotation compression bar, and the locking position limiting structure includes limit ribs, lock pin
Hole and pluggable the Quick-release pin being installed in the locking pin hole, it is characterised in that: its further include the first linkage pull rod and
Second linkage pull rod, the rotation compression bars of all rotation depression bar assemblies for being located at longitudinal left side pass through the first pin shaft and described the respectively
One linkage pull rod rotates synchronously connection, and the rotation compression bar of all rotation depression bar assemblies for being located at longitudinal right side passes through the second pin respectively
Axis and second linkage pull rod, which rotate synchronously, to be connected.
Further, longitudinal two outside of each power battery module be provided with one group described in mould group compacting machine
Structure.
Further, each described power battery module only a longitudinal outside be provided with one group described in mould group compacting machine
Structure, while the mould group hold-down mechanism of power battery module adjacent thereto is set to longitudinal another outside, thus the power battery
In staggeredly interval setting between the mould group hold-down mechanism in the longitudinal outside of component and the mould group hold-down mechanism in longitudinal another outside.
Further, the front end of the rotation compression bar is equipped with a concentric protruding shaft, and being set in the protruding shaft can be around described
The ball and the ball of protruding shaft rotation are limited in the protruding shaft by backing pin.
Further, the longitudinal medial end of the limit ribs be additionally provided with the matched curved portion of ball outer circle, when
When rotating compression bar by the limit ribs, the quick-release pin locked being plugged in locking pin hole limit, the ball and the arc
Portion against.
Further, the locking position limiting structure further includes an arc groove, and the arc groove is set to power battery
The top surface of mould group and one end of the arc groove is connected with the curved portion of the limit ribs, when the rotation compression bar turns
The ball can be rolled around along the arc groove after to the power battery module top.
Further, the top of the fixing axle sets two snap rings, and the rear end of the rotation compression bar is equipped with the lantern ring of one,
The lantern ring of the rotation compression bar rear end is set in the fixing axle and the top surface of the lantern ring and bottom surface are by described two cards
Ring limit.
Further, the Quick-release pin includes pin body, limit spring and limited post, the one side of the pin body
On offer radial blind holes, one end of the limit spring is fixed in the hole bottom surface of the radial blind holes, the other end and the limit
Position column is affixed, and the limited post does horizontal flexible sliding under the elastic reaction of the limit spring, the locking pin hole
Offer a positioning hole on the hole wall of side, the Quick-release pin when inserting in the locking pin hole limited post insertion it is described fixed
In the hole of position.
Further, the top of the pin body is equipped with a pull ring.
The utility model has the beneficial effects that: it is able to drive correspondence by the first linkage pull rod and the second linkage pull rod
The top that power battery module is disposably gone to positioned at the rotation compression bar in left side, the rotation compression bar on right side, then only need by
Each Quick-release pin is inserted into corresponding locking pin hole, therefore can greatly improve assembly and disassembly efficiency；And it is set in the front end of each rotation compression bar
It sets concentric protruding shaft and is set with rotatable ball in protruding shaft, and corresponding arc is set in the top surface of power battery module
Groove, when rotating compression bar and going to power battery module top, ball can roll around in arc groove, play effective
Guiding role, so as to be further ensured that each rotation of corresponding side of the first linkage pull rod, the drive of the second linkage pull rod is pressed
Bar can be rotated synchronously to locked position, it is ensured that locking effect of each rotation compression bar to corresponding power battery module.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments recorded in the utility model, for those of ordinary skill in the art, is not making the creative labor
Under the premise of, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the locking mechanism schematic diagram of existing power battery module；
Fig. 2 is the structural schematic diagram of the power battery module in Fig. 1；
Fig. 3 is a kind of structural schematic diagram of the retaining mechanism of power battery assembly of the utility model；
Fig. 4 is partial enlargement diagram at A in Fig. 3；
Fig. 5 is the structural schematic diagram of power battery assembly in the utility model；
Fig. 6 is the locking position limiting structure enlarged diagram that power battery module top surface is set in the utility model
Fig. 7 is the decomposition texture schematic diagram of the utility model transfer dynamic pressure bar assembly；
Fig. 8 is the enlarged structure schematic diagram of Quick-release pin in the utility model；
Fig. 9 is that Quick-release pin is inserted into the partial cutaway schematic in locking pin hole in the utility model；
Figure 10 is the schematic diagram that the utility model retaining mechanism does not lock power battery assembly state；
Figure 11 is the partial enlargement diagram that the utility model retaining mechanism does not lock power battery assembly state；.
Specific embodiment
See Fig. 3, a kind of retaining mechanism of power battery assembly of the utility model, power battery assembly 1 is by several power electrics
The concatenation of Chi Mo group 2 is simultaneously fastened by screw rod connection, and power battery assembly 1 is longitudinal by being set to each power battery module 2
The mould group hold-down mechanism in outside is pressed in battery mounting bin, and mould group hold-down mechanism includes being set to 2 longitudinal direction of power battery module
The rotation depression bar assembly in outside and the corresponding locking position limiting structure for being set to 2 top surface of power battery module rotate compression bar group
Part includes the fixing seat 10 for being fixedly arranged on the longitudinal outside of power battery module 2, the installation fixing axle 3 in fixing seat 10, fixing axle 3
Upper end be set with rotatable rotation compression bar 4, locking position limiting structure includes limit ribs 17, locking pin hole 19 and pluggable
Ground is installed on the Quick-release pin 11 in locking pin hole 19；It further includes the first linkage pull rod 22 and the second linkage pull rod 23, Suo Youwei
It is rotated synchronously respectively by the first pin shaft 24 and the first linkage pull rod 22 in the rotation compression bar 4 of the rotation depression bar assembly in longitudinal left side
Connection, the rotation compression bar 4 of all rotation depression bar assemblies for being located at longitudinal right side are drawn by the second pin shaft 25 and the second linkage respectively
Bar 23 rotates synchronously connection.
Wherein, longitudinal two outside of each power battery module 2 is provided with one group of mould group hold-down mechanism.
In the present embodiment, only a longitudinal outside is provided with one group of mould group hold-down mechanism to each power battery module 2, simultaneously
The mould group hold-down mechanism of power battery module adjacent thereto is set to longitudinal another outside, thus outside power battery assembly longitudinal one
In staggeredly interval setting between the mould group hold-down mechanism of side and the mould group hold-down mechanism in longitudinal another outside.
See Fig. 5, the front end of rotation compression bar 4 is equipped with a concentric protruding shaft 5, and the rolling that can be rotated around protruding shaft 5 is set in protruding shaft 5
Pearl 7 and ball 7 pass through backing pin 8 and are limited in protruding shaft 5, prevent ball 7 from doing the sliding of straight line along protruding shaft 5；See Fig. 1 limit ribs
17 longitudinal medial end be additionally provided with the matched curved portion 18 of 7 outer circle of ball, when rotation compression bar 4 by limit ribs 17, be plugged in
When Quick-release pin 11 in locking pin hole 19 locks limit, ball 7 and curved portion 18 against.
See Fig. 3 and Fig. 4, locking position limiting structure further includes an arc groove 20, and arc groove 20 is set to power battery mould
The top surface and one end of arc groove 20 of group 2 are connected with the curved portion 18 of limit ribs 17, when rotation compression bar 4 goes to power
Ball 7 can be rolled around along arc groove 20 behind 2 top of battery modules.
See Fig. 5, the top of fixing axle 3 sets two snap rings 9, and the rear end of rotation compression bar 4 is equipped with the lantern ring 6 of one, rotation pressure
The lantern ring 6 of 4 rear end of bar is set in fixing axle 3 and the top surface of lantern ring 6 and bottom surface are limited by two snap rings 9, thus two cards
Ring 9 can play the role of effective vertical spacing to rotation compression bar 4, guarantee that the floor height of rotation compression bar 4 can be slightly higher always
In the surface of power battery module 10, it is ensured that rotation compression bar 4 can horizontally rotate to 10 top of power battery module and compress.
See Fig. 6 and Fig. 7, Quick-release pin 11 includes pin body 12, limit spring 13 and limited post 14, and the one of pin body 12
Radial blind holes 15 are offered on side, one end of limit spring 13 is fixed in hole bottom surface, the other end and the limit of radial blind holes 15
Column 14 is affixed, and when limit spring 13 is in initial natural state, limited post 14 externally protrudes out in 411 outer peripheral surface of pin alms bowl ontology, limited post
14 do horizontal flexible sliding under the elastic reaction of limit spring 13, offer a positioning on the side hole wall of locking pin hole 19
Hole 21, Quick-release pin 11 insert limited post 14 when in locking pin hole 19 and are embedded in location hole 21, to guarantee Quick-release pin 11 and move
The fastening of power battery modules 2, it is ensured that the reliable locking limit of 17 pairs of Quick-release pin 11, limit ribs rotation compression bars 4；Pin body 12
Top be equipped with a pull ring 16, in order to the plug in locking pin hole 19 of Quick-release pin 11.
After retaining mechanism using the power battery assembly of the utility model, Fig. 8 and Fig. 3 are seen, it is only necessary to push and pull first
Dynamic pull rod 22, the second linkage pull rod 23 can push two sides to connect respectively with the first linkage pull rod 22, the second linkage pull rod 23 simultaneously
Each rotation compression bar 4 rotation connect, to realize that each rotation compression bar 4 can be turned to locked position or solution lock-bit by disposable operation
It sets, to greatly improve the assembly and disassembly efficiency of power battery assembly；The setting of first linkage pull rod 22, the second linkage pull rod 23 simultaneously
Each rotation compression bar 4 can be further enhanced to the pressing force of power battery module 2, it is thus possible to reduce the number of mould group hold-down mechanism
Amount, therefore the present embodiment is only arranged one group of mould group hold-down mechanism on the outside of longitudinal list of each power battery module 2, and phase therewith
For adjacent two power battery modules 2 only in opposite one group of mould group hold-down mechanism of unilateral setting, setting in this way can not only reduce production
Cost can also be exempted to further increase disassembly efficiency.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (9)
1. a kind of retaining mechanism of power battery assembly, power battery assembly are concatenated by several power battery modules and pass through screw rod
Connection fastens, and the power battery assembly is by being set to the mould group compacting machine of each power battery module longitudinally outboard
Structure is pressed in battery mounting bin, and the mould group hold-down mechanism includes the rotation compression bar for being set to power battery module longitudinally outboard
Component and the corresponding locking position limiting structure for being set to the power battery module top surface, the rotation depression bar assembly include solid
Fixing seat set on the longitudinal outside of the power battery module, the installation fixing axle in the fixing seat, the fixing axle
Upper end is set with rotatable rotation compression bar, and the locking position limiting structure includes limit ribs, locking pin hole and pluggable
The Quick-release pin being installed in the locking pin hole, it is characterised in that: it further includes the first linkage pull rod and the second linkage pull rod, institute
There is the rotation compression bar for the rotation depression bar assembly for being located at longitudinal left side to pass through the first pin shaft respectively synchronous with first linkage pull rod
The rotation compression bar of rotation connection, all rotation depression bar assemblies for being located at longitudinal right side passes through the second pin shaft and described second respectively
Dynamic pull rod rotates synchronously connection.
2. a kind of retaining mechanism of power battery assembly according to claim 1, it is characterised in that: each described power
Mould group hold-down mechanism described in being provided with one group on the outside of longitudinal the two of battery modules.
3. a kind of retaining mechanism of power battery assembly according to claim 1, it is characterised in that: each described power
Battery modules only a longitudinal outside be provided with one group described in mould group hold-down mechanism, while the mould group of power battery module adjacent thereto
Hold-down mechanism is set to longitudinal another outside, thus the mould group hold-down mechanism in the longitudinal outside of the power battery assembly and longitudinal direction
In staggeredly interval setting between the mould group hold-down mechanism in another outside.
4. a kind of retaining mechanism of power battery assembly according to claim 2 or 3, it is characterised in that: the rotation pressure
The front end of bar is equipped with a concentric protruding shaft, and the ball that can be rotated around the protruding shaft is set in the protruding shaft and the ball passes through
Backing pin is limited in the protruding shaft.
5. a kind of retaining mechanism of power battery assembly according to claim 4, it is characterised in that: the limit ribs
Longitudinal medial end be additionally provided with the matched curved portion of ball outer circle, when rotation compression bar by the limit ribs, be plugged in lock
When quick-release pin locked limit in shotpin hole, the ball and the curved portion against.
6. a kind of retaining mechanism of power battery assembly according to claim 5, it is characterised in that: the locking limit knot
Structure further includes an arc groove, and the arc groove is set to one end of the top surface of power battery module and the arc groove
It is connected with the curved portion of the limit ribs, the ball after rotation compression bar goes to the power battery module top
It can be rolled around along the arc groove.
7. a kind of retaining mechanism of power battery assembly according to claim 5 or 6, it is characterised in that: the fixing axle
Top set two snap rings, the rear end of the rotation compression bar is equipped with the lantern ring of one, the lantern ring suit of the rotation compression bar rear end
It is limited in the fixing axle and top surface of the lantern ring and bottom surface by described two snap rings.
8. a kind of retaining mechanism of power battery assembly according to claim 5 or 6, it is characterised in that: the Quick-release pin
Including pin body, limit spring and limited post, radial blind holes, the limit bullet are offered on the one side of the pin body
Hole bottom surface, the other end and the limited post that one end of spring is fixed in the radial blind holes are affixed, and the limited post is in the limit
Horizontal flexible sliding is done under the elastic reaction of position spring, offers a positioning hole on the side hole wall of the locking pin hole, institute
It states limited post when Quick-release pin inserts in the locking pin hole and is embedded in the positioning hole.
9. a kind of retaining mechanism of power battery assembly according to claim 8, it is characterised in that: the pin body
Top is equipped with a pull ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820495282.0U CN208393087U (en) | 2018-04-09 | 2018-04-09 | A kind of retaining mechanism of power battery assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820495282.0U CN208393087U (en) | 2018-04-09 | 2018-04-09 | A kind of retaining mechanism of power battery assembly |
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| Publication Number | Publication Date |
|---|---|
| CN208393087U true CN208393087U (en) | 2019-01-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820495282.0U Active CN208393087U (en) | 2018-04-09 | 2018-04-09 | A kind of retaining mechanism of power battery assembly |
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| CN (1) | CN208393087U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111933444A (en) * | 2020-08-20 | 2020-11-13 | 江西宇恒电气有限公司 | Cantilever type coil closing device |
-
2018
- 2018-04-09 CN CN201820495282.0U patent/CN208393087U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111933444A (en) * | 2020-08-20 | 2020-11-13 | 江西宇恒电气有限公司 | Cantilever type coil closing device |
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