CN208576416U - Loose bush, battery pack assembly and electric vehicle - Google Patents
Loose bush, battery pack assembly and electric vehicle Download PDFInfo
- Publication number
- CN208576416U CN208576416U CN201821031602.3U CN201821031602U CN208576416U CN 208576416 U CN208576416 U CN 208576416U CN 201821031602 U CN201821031602 U CN 201821031602U CN 208576416 U CN208576416 U CN 208576416U
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- backplate
- protrusion
- installation
- hole
- loose bush
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- 238000009434 installation Methods 0.000 claims abstract description 51
- 230000004308 accommodation Effects 0.000 claims abstract description 23
- 230000000694 effects Effects 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000011900 installation process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
Classifications
-
- 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
Abstract
The utility model discloses a kind of loose bush, battery pack assembly and vehicles, loose bush includes: the first backplate, the second backplate, movable sleeve, first backplate has the first installation through-hole, second backplate has the second installation through-hole, second backplate connect with the first backplate and limits accommodation space between the two, movable sleeve is clipped between the first backplate and the second backplate, and movable sleeve is connected with the first installation through-hole, the second installation through-hole respectively.Thus, when overproof there are position between connected component and connecting component, it can be by adjusting being actively set on the position in accommodation space, to reduce or absorb the position deviation between connecting component and connected component, keep the installation between connecting component and connected component simpler, conveniently, more importantly can be to avoid the dislocation between threaded fastener and the join domain of connected component, Assembly Interference is avoided, to keep the connection of connecting component and connected component stronger, reliable.
Description
Technical field
The utility model relates to electric vehicle technical field, in particular to a kind of loose bush, battery pack assembly with
And electric vehicle.
Background technique
In the related technology, it is provided with stationary bushing on the edge of battery pack, stationary bushing is corresponded on vehicle body and is provided with installation
Point, and then the bolt by passing through stationary bushing is connect with installation point to realize fixation of the battery pack on vehicle body.
However, traditional assembly method, not only higher to the position accuracy demand of installation point, manufacturing cost height, yield rate
It is low, production efficiency is low, and when being assembled, bolt may misplace with installation point, interfere, and then lead to battery pack
Installation accuracy is low or even Joint failure.
Utility model content
The utility model aims to solve at least one of the technical problems existing in the prior art.For this purpose, the utility model mentions
A kind of loose bush out, lateral deviation can be absorbed in the loose bush, with convenient for assembly.
The utility model also proposes a kind of battery pack assembly with above-mentioned loose bush.
The utility model has also been proposed a kind of electric vehicle with above-mentioned battery pack assembly.
Loose bush according to the utility model first aspect embodiment includes: the first backplate, the second backplate, movable sleeve,
First backplate have the first installation through-hole, second backplate have the second installation through-hole, second backplate with it is described
First backplate connects and limits accommodation space between the two, and the movable sleeve is clipped in first backplate and second backplate
Between, the movable sleeve is connected with first installation through-hole, second installation through-hole respectively.
According to the loose bush of the utility model embodiment, when that there are positions between connected component and connecting component is overproof
When, it can be by adjusting the position in accommodation space be actively set on, so that the join domain of movable sleeve and connected component is in
On same axis, to reduce or absorb the position deviation between connecting component and connected component, make connecting component and quilt
Installation between connecting component is simpler, conveniently, more importantly can be to avoid threaded fastener and connected component
Dislocation between join domain, avoids Assembly Interference, thus make the connection of connecting component and connected component it is stronger, can
It leans on.
Some embodiments according to the present utility model, the loose bush further include positioning region, and the positioning region is described
At least one of first backplate and second backplate are connected in accommodation space, the movable sleeve is located at the positioning
Limiting in portion and between the two can be at least for the movable sleeve along the free gap perpendicular to axial movement.
Further, the positioning region is positioning ring, first installation through-hole, second installation through-hole, the work
Dynamic set each falls within the positioning region along axial projection along axial projection, first installation through-hole, second installation
The aperture of through-hole is greater than the aperture of the movable sleeve.
In some embodiments, first backplate has the first protrusion protruded axially towards the second backplate, described
Second backplate has axially towards the recess portion far from first backplate direction recess, and first protrusion is extending at least partially into institute
It states in recess portion, first installation through-hole is formed on first protrusion, and second installation through-hole is formed in the recess portion
On, the outer surface of first protrusion and the inner surface of the recess portion limit the accommodation space jointly.
Further, the loose bush further includes positioning region, and the outer surface of the positioning region and first protrusion connects
It connects.
Further, first backplate, which also has, is connected to first protrusion and protrusion direction and first protrusion
The second opposite protrusion, first protrusion, second protrusion, the recess portion cross section be U-shaped.
Optionally, first protrusion deviate from a side surface of second backplate and deviating from for second protrusion
The groove for accommodating connected component is collectively formed in the part of the surface of second backplate.
In some embodiments, first backplate includes two the first plate bodys, and the both ends of first protrusion lead to respectively
It crosses the second protrusion and is connected to first plate body, second backplate includes two the second plate bodys, and the recess portion is connected to two
Between second plate body, the accommodation space is in open state along the both ends that the width direction of first backplate extends.
According to the battery pack assembly of the utility model second aspect embodiment, including battery pack housing and such as above-mentioned implementation
Loose bush described in example, the loose bush are integrated on the battery pack housing, first backplate, second shield
Plate and the battery pack housing are integrally formed.
The utility model is referred to a kind of electric vehicle again, including such as above-mentioned battery pack assembly as described in the examples.
The additional aspect and advantage of the utility model will be set forth in part in the description, partially will be from following description
In become obvious, or recognized by the practice of the utility model.
Detailed description of the invention
The above-mentioned and/or additional aspect and advantage of the utility model from the description of the embodiment in conjunction with the following figures will
Become obvious and be readily appreciated that, in which:
Fig. 1 is the top view according to the loose bush of the utility model embodiment；
Fig. 2 is the cross-sectional view according to the loose bush of the utility model embodiment.
Appended drawing reference:
Loose bush 100,
First backplate 10, the first protrusion 11, the second protrusion 12, the first plate body 13,
Second backplate 20, recess portion 21, the second plate body 22, movable sleeve 30, positioning region 40,
First installation through-hole a, the second installation through-hole b, accommodation space c, grooves d.
Specific embodiment
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar unit or unit with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and is only used for explaining the utility model, and should not be understood as to the utility model
Limitation.
Below with reference to Fig. 1 to Fig. 2 description according to the loose bush 100 of the utility model embodiment.
It as depicted in figs. 1 and 2, include: the first backplate according to the loose bush 100 of the utility model first aspect embodiment
10, the second backplate 20 and movable sleeve 30.
Wherein, the first backplate 10 has the first installation through-hole a, and the second backplate 20 has the second installation through-hole b, the second backplate
20 connect with the first backplate 10 and limit between the two accommodation space c, and movable sleeve 30 is clipped in the first backplate 10 and the second backplate
Between 20, movable sleeve 30 is connected with the first installation through-hole a, the second installation through-hole b positioning region 40 respectively.
Specifically, loose bush 100 is arranged in connecting component, and the first backplate 10 is opposite with connected component sets
It sets, so as to be arranged by the threaded fastener across the second installation through-hole b, movable sleeve 30 and the first installation through-hole a
There is the connecting component of movable sleeve 30 to be fixed on connected component, so that movable sleeve 30 can hold in above-mentioned installation process
The space c that receives is moved on interior edge perpendicular to axially direction.
According to the loose bush 100 of the utility model embodiment, when there are positions between connected component and connecting component
It, can be by adjusting position of the movable sleeve 30 in accommodation space c, so that the connection of movable sleeve 30 and connected component when overproof
Region is on same axis, to reduce or absorb the position deviation between connecting component and connected component, makes to connect
Installation between component and connected component is simpler, conveniently, more importantly to avoid threaded fastener and can be connected
Dislocation between the join domain of relay part, avoids Assembly Interference, to make the connection of connecting component and connected component more
Securely, reliably.
Refer between connecting component and connected component there are error and error is beyond permitting it should be noted that position is overproof
Perhaps range, existing error can be any one of coaxiality error, position error, parallelism error between the two.
As shown in Figure 1, loose bush 100 further includes positioning region 40, positioning region 40 is connected to the first shield in accommodation space c
At least one of plate 10 and the second backplate 20, movable sleeve 30 is located in positioning region 40 and limits between the two can be at least for activity
Set 30 is along the free gap perpendicular to axial movement.
Specifically, movable sleeve 30 can move on edge in accommodation space c perpendicular to axially direction, and motion profile position
In in the limited range of free gap.In this way, limiting movable sleeve under the premise of absorbing position deviation by free gap
30 largest motion track, so that movable sleeve 30 is more stable in accommodation space c, to keep the work of loose bush 100 steady
It is qualitative it is higher, deviation assimilation effect is more preferable.
Further, positioning region 40 is positioning ring, and the first installation through-hole a, the second installation through-hole b, movable sleeve 30 are along axial direction
Projection each fall within positioning region 40 along axial projection, the first installation through-hole a, the second installation through-hole b aperture be greater than activity
The aperture of set 30.
Positioning ring limits movable sleeve 30 in the circumferential direction of movable sleeve 30 as a result, so that movable sleeve 30 can move
Track without departing from the diameter of positioning ring, and the first installation through-hole a and the diameter of the second installation through-hole b is made to be all larger than movable sleeve
30, thus by adjusting movable sleeve 30 position to absorb position deviation when, can to avoid in installation process, the first backplate 10 or
The second backplate of person 20 and threaded fastener are interfered, so that the structure of loose bush 100 is more reasonable.
It is understood that in some embodiments, positioning region 40 can be formed as positioning ring, in other embodiments
In, positioning region 40 can be formed as being located at the first backplate 10 or the flange on the second plate body 20.
As shown in Fig. 2, the first backplate 10 has the first protrusion 11 protruded axially towards the second backplate 20, the second backplate
20 have axially towards the recess portion 21 far from 10 direction of the first backplate recess, and the first protrusion 11 is extending at least partially into recess portion 21,
First installation through-hole a is formed on the first protrusion 11, and the second installation through-hole b is formed on recess portion 21, the appearance of the first protrusion 11
The inner surface of face and recess portion 21 limits accommodation space c jointly.
Specifically, the first protrusion 11 is oppositely arranged with recess portion 21, and limited between opposite the first protrusion 11 and recess portion 21
Accommodation space c is made, movable sleeve 30 is arranged in accommodation space c.In this way, first be not only extending at least partially into recess portion 21 is convex
Portion 11 keeps the connection between the first backplate 10 and the second backplate 20 even closer, and movable sleeve 30 is arranged in accommodation space c
It is interior, and the first protrusion 11 is mutually only supported away from the side of recess portion 21 with connected component, can prevent the abjection of movable sleeve 30 from accommodating empty
Between c so that the job stability of loose bush 100 is higher.
In specific embodiment shown in Fig. 2, positioning region 40 is connect with the outer surface of the first protrusion 11.In this way, can lead to
The positioning region 40 that 11 outer surface of the first protrusion is set is crossed on perpendicular to axially direction to 30 carry out activity limit of movable sleeve.
Certainly, the position of the utility model positioning region 40 is without being limited thereto, and in further embodiments, positioning region 40 can
To be connect with the inner surface of recess portion 21, in further embodiments, the outer surface of the first protrusion 11 and the outer surface of recess portion 21
It is respectively connected with positioning region 40.
It should be noted that it is inside and outside inside and outside consistent in attached drawing proposed in the utility model embodiment, into
And the inner surface of the outer surface of the first protrusion 11 and recess portion 21 is opposite.
Further, the first backplate 10, which also has, is connected to the first protrusion 11 and protrusion direction is opposite with the first protrusion 11
Second protrusion 12, the first protrusion 11, the second protrusion 12, recess portion 21 cross section be U-shaped.In this way, by the way that multiple protrusions are arranged,
Keep the structural strength of the first backplate 10 higher, and further improves the carrying of the first backplate 10, support effect.
As shown in Fig. 2, the first protrusion 11 away from the second backplate 20 a side surface and the second protrusion 12 away from the
The grooves d for accommodating connected component is collectively formed in the part of the surface of two backplates 20.That is, the interior table of the first protrusion 11
Grooves d is limited between face and the second protrusion being oppositely arranged.
That is, loose bush 100 is towards being provided with grooves d, and then connected component on the side of connected component
It can be at least partially extend into grooves d, and pass through the firm part connection of screw thread.In this way, can reduce connected component with connect
Play between component, and keep the fastening effect between connected component and connecting component more preferable, and movable sleeve 30 has one
Fixed elasticity, one end are only supported with connected component, and the other end is only against on the inner surface of recess portion 21, and connecting component can be absorbed
Vibration between connected component, to prevent high vibration from threaded fastener being caused to fall off, further increase connecting component with
Connection effect between connected component.
It should be noted that connected component can be the nut with threaded fastener fits, being also possible to itself has
The component of internal thread hole.
Referring to fig. 2, the first backplate 10 includes two the first plate bodys 13, and the both ends of the first protrusion 11 pass through the second protrusion respectively
12 are connected to the first plate body 13, and the second backplate 20 includes two the second plate bodys 22, recess portion 21 be connected to two the second plate bodys 22 it
Between, accommodation space c is in open state along the both ends that the width direction of the first backplate 10 extends.In this way, can be existed by accommodation space c
The mated condition of movable sleeve 30 Yu threaded fastener is checked at both ends in first backplate, 10 width direction in open state, so as to work
The inspection and replacement of dynamic bushing 100 be simpler, conveniently.
According to the battery pack assembly of the utility model second aspect embodiment, including battery pack housing and such as above-mentioned implementation
Loose bush 100 in example, loose bush 100 are integrated on battery pack housing, the first backplate 10, the second backplate 20 and battery pack
Shell is integrally formed.
Specifically, loose bush 100 described in above-described embodiment is mounted on battery pack housing, and then battery involucrum
The bodily form becomes connecting component, and the component being fixedly connected with battery pack housing is formed as connected component.
According to the battery pack assembly of the utility model embodiment, can through the foregoing embodiment in loose bush 100 fill
The corresponding position matched keeps fixed effect of the battery pack assembly on corresponding position more preferable, and in the installation of battery pack assembly
Certain position deviation can be absorbed in Cheng Zhong, to keep the installation of battery pack assembly simpler, conveniently, and avoids battery pack
Interfere when assembly is installed with connected component, to improve connective stability, prevents battery pack assembly from connecting mistake with connected component
Effect, to improve the safety in utilization of battery pack assembly.
The utility model is referred to a kind of electric vehicle again, including the battery pack assembly in such as above-described embodiment.
According to the electric vehicle of the utility model embodiment, above-mentioned battery pack assembly is mounted on the vehicle body of electric vehicle,
And then certain position deviation is absorbed by the loose bush 100 on battery pack assembly, it can not only make battery pack on vehicle body total
Decline at the position accuracy demand of installation point, to improve yield rate when vehicle body production, production efficiency and reduce manufacturing cost, and
And keep connection of the battery pack assembly on vehicle body more stable, reliable, keep the safety in utilization of vehicle higher.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " suitable
The orientation or positional relationship of the instructions such as hour hands ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " is orientation based on the figure
Or positional relationship, be merely for convenience of describing the present invention and simplifying the description, rather than the structure of indication or suggestion meaning or
Unit must have a particular orientation, be constructed and operated in a specific orientation, therefore not be limitations of the present invention.This
Outside, " first " is defined, the feature of " second " can explicitly or implicitly include one or more of the features.In this reality
With in novel description, unless otherwise indicated, the meaning of " plurality " is two or more.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ",
The description of " example ", " specific example " or " some examples " etc. means specific features described in conjunction with this embodiment or example, knot
Structure, material or feature are contained at least one embodiment or example of the utility model.In the present specification, to above-mentioned art
The schematic representation of language may not refer to the same embodiment or example.Moreover, description specific features, structure, material or
Person's feature can be combined in any suitable manner in any one or more of the embodiments or examples.
While there has been shown and described that the embodiments of the present invention, it will be understood by those skilled in the art that:
These embodiments can be carried out with a variety of variations, modification, replacement in the case where not departing from the principles of the present invention and objective
And modification, the scope of the utility model are defined by the claims and their equivalents.
Claims (10)
1. a kind of loose bush (100) characterized by comprising
First backplate (10), first backplate (10) have the first installation through-hole (a)；
Second backplate (20), second backplate (20) have the second installation through-hole (b), second backplate (20) and described the
One backplate (10) connects and limits accommodation space (c) between the two；And
Movable sleeve (30), the movable sleeve (30) is clipped between first backplate (10) and second backplate (20), described
Movable sleeve (30) is connected with first installation through-hole (a), second installation through-hole (b) respectively.
2. loose bush (100) according to claim 1, which is characterized in that further include positioning region (40), the positioning region
(40) it is connected at least one of first backplate (10) and described second backplate (20) in the accommodation space (c),
The movable sleeve (30) is located in the positioning region (40) and limits between the two can be at least for the movable sleeve (30) along vertical
Directly in the free gap of axial movement.
3. loose bush (100) according to claim 2, which is characterized in that the positioning region (40) is positioning ring, described
First installation through-hole (a), second installation through-hole (b), the movable sleeve (30) each fall within the positioning along axial projection
Portion (40) along axial projection, first installation through-hole (a), second installation through-hole (b) aperture be greater than the work
The aperture of dynamic set (30).
4. loose bush (100) according to claim 1, which is characterized in that first backplate (10) has along axial direction
Towards the first protrusion (11) of the second backplate (20) protrusion, second backplate (20) has axially towards far from first shield
The recess portion (21) of plate (10) direction recess, first protrusion (11) are extending at least partially into the recess portion (21), and described first
Installation through-hole (a) is formed on first protrusion (11), and second installation through-hole (b) is formed on the recess portion (21),
The outer surface of first protrusion (11) and the inner surface of the recess portion (21) limit the accommodation space (c) jointly.
5. loose bush (100) according to claim 4, which is characterized in that the loose bush (100) further includes positioning
Portion (40), the positioning region (40) connect with the outer surface of first protrusion (11).
6. loose bush (100) according to claim 4, which is characterized in that first backplate (10) also has connection
In first protrusion (11) and protrusion direction second protrusion (12) opposite with the first protrusion (11), first protrusion
(11), second protrusion (12), the recess portion (21) cross section be U-shaped.
7. loose bush (100) according to claim 6, which is characterized in that deviating from for first protrusion (11) is described
The part of the surface away from second backplate (20) of one side surface of the second backplate (20) and second protrusion (12) is total
With the groove (d) formed for accommodating connected component.
8. loose bush (100) according to claim 4, which is characterized in that first backplate (10) includes two the
One plate body (13), the both ends of first protrusion (11) pass through the second protrusion (12) respectively and are connected to first plate body (13),
Second backplate (20) includes two the second plate bodys (22), and the recess portion (21) is connected between two the second plate bodys (22),
The accommodation space (c) is in open state along the both ends that the width direction of first backplate (10) extends.
9. a kind of battery pack assembly, which is characterized in that including battery pack housing and as of any of claims 1-8
Loose bush (100), the loose bush (100) are integrated on the battery pack housing, first backplate (10), described
Two backplates (20) and the battery pack housing are integrally formed.
10. a kind of electric vehicle, which is characterized in that including battery pack assembly as claimed in claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821031602.3U CN208576416U (en) | 2018-06-29 | 2018-06-29 | Loose bush, battery pack assembly and electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821031602.3U CN208576416U (en) | 2018-06-29 | 2018-06-29 | Loose bush, battery pack assembly and electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208576416U true CN208576416U (en) | 2019-03-05 |
Family
ID=65508314
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821031602.3U Active CN208576416U (en) | 2018-06-29 | 2018-06-29 | Loose bush, battery pack assembly and electric vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208576416U (en) |
-
2018
- 2018-06-29 CN CN201821031602.3U patent/CN208576416U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Movable bushing, battery pack assembly and electric vehicle Effective date of registration: 20211213 Granted publication date: 20190305 Pledgee: BEIJING AUTOMOTIVE GROUP Co.,Ltd. Pledgor: Borgward Automotive (China) Co., Ltd. Registration number: Y2021990001167 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20231201 Granted publication date: 20190305 Pledgee: BEIJING AUTOMOTIVE GROUP Co.,Ltd. Pledgor: Beijing baowo Automobile Co.,Ltd.|Borgward Automotive (China) Co., Ltd. Registration number: Y2021990001167 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |