CN209675342U - Battery pack quick change retaining mechanism - Google Patents
Battery pack quick change retaining mechanism Download PDFInfo
- Publication number
- CN209675342U CN209675342U CN201821797842.4U CN201821797842U CN209675342U CN 209675342 U CN209675342 U CN 209675342U CN 201821797842 U CN201821797842 U CN 201821797842U CN 209675342 U CN209675342 U CN 209675342U
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- Prior art keywords
- shell
- section
- locking gear
- lock tooth
- battery pack
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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- Battery Mounting, Suspending (AREA)
Abstract
The utility model discloses a kind of battery pack quick change retaining mechanism, which includes: shell, fastener, locking gear, clamp ring and elastic component, is formed with hollow cavity in shell；Fastener is arranged in the cavity and includes: be screwed section and tool cooperation section；Locking gear is set in tool cooperation section and with tool cooperation section rotation, and locking gear can be formed with the first lock tooth in the axis upward sliding of fastener, and on its outer peripheral surface；Clamp ring is arranged on the outer peripheral surface for being fixed on shell, and the second lock tooth is provided in inner circumferential surface, and wherein locking gear makes the first lock tooth be suitable for locking tooth engagement locking with second or separate unlock and sliding axially；Elastic component is set on fastener and both ends are only against on the inner roof wall and locking gear of shell respectively.Battery pack quick change retaining mechanism according to the present utility model, structure is simple, easy to assembly, retaining mechanism it is highly-safe, can avoid battery pack occur in car running process because of vibration loosen even falls off.
Description
Technical field
The utility model relates to power battery technology fields, more particularly, to a kind of battery pack quick change retaining mechanism.
Background technique
In recent years, with the fast development of new-energy automobile, electric car sales volume sustainable growth in the world, due to
The limitation of power battery cruising ability and charging duration, all over the world, electric car electric charging station is emerged in large numbers one after another, to electronic vapour
The further genralrlization of vehicle is universal to play positive impetus.
It changes power mode and is reached for the purpose of its electric energy supplement, it can be achieved that electric energy by directly replacing the battery pack of electric car
Supply rapidly, while convenient for battery maintenance and extending the service life.But at present in terms of battery altering, there are still power battery assembly not
Convenient, the safety of retaining mechanism, convenience cannot obtain the problems such as fully meeting.
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
One purpose is to propose a kind of battery pack quick change retaining mechanism, and the battery pack quick change locking mechanism structure is simple, assembly side
Just, highly-safe.
According to the battery pack quick change retaining mechanism of the utility model embodiment, comprising: shell, the enclosure interior are formed with
Hollow cavity；Fastener, in the cavity, the fastener includes: be screwed section and tool for the fastener setting
Cooperate section；Locking gear, the locking gear is set in the tool cooperation section and with tool cooperation section rotation, described
Locking gear the relatively described tool cooperation section can slide in the axial direction of the fastener, shape on the outer peripheral surface of the locking gear
At there is the first lock tooth；Clamp ring, the clamp ring are arranged on the outer peripheral surface for being fixed on the shell, and the inner circumferential of the clamp ring
The second lock tooth is provided on face, wherein the locking gear is suitable for the first lock tooth and described the
Two lock tooth engagement lockings or separation unlock；Elastic component, the elastic component are set on the fastener, the both ends of the elastic component
It is only against on the inner roof wall and the locking gear of the shell respectively.
Battery pack quick change retaining mechanism according to the present utility model, using shell, fastener, locking gear, clamp ring and
The cooperation of elastic component realizes quick-replaceable of the power battery on new-energy automobile, improves battery pack replacement efficiency, and tie
Structure is simple, easy to assembly, and it is convenient that the clamp ring in outside is replaced, and on the other hand, locking gear is located at the inside of shell, clamp ring position
In the outside of shell, the intracorporal elastic component of shell is easier to cooperate with locking gear, and elastic component does not need accurately to be oriented to relatively, just can
Apply elastic force to locking gear, thus the dimension constraint of elastic component is smaller, choice is bigger.
Meanwhile being acted on using the elastic recovery of elastic component, lock locking gear and clamp ring, to limit fastener
Rotation, improve the safety of retaining mechanism, avoid power battery and loosened in car running process because of vibration
The risk even to fall off.
According to the battery pack quick change retaining mechanism of the utility model one embodiment, gone back on the outer peripheral surface of the locking gear
It is provided with the support lugn for being suitable for being supported on the annular in the clamp ring, the support lugn is located at the upper of the first lock tooth
The upper surface of side, the first lock tooth extends the lower surface for being fixed to the support lugn.
Further, the support lugn covering the first lock tooth.
Optionally, the locking gear is double-layered cylinder structure, and the locking gear includes: internal perisporium and periphery wall, institute
It states and forms annular gap between internal perisporium and the periphery wall, the first lock tooth and the support lugn are formed in the periphery
On the outer peripheral surface of wall.
Further, the clamp ring includes: to be connected up and down and is the first segment and second segment of annular, the first segment
Inner cavity be connected to the inner cavity of the second segment, and the internal diameter of the first segment be greater than the second segment internal diameter, thus in institute
The junction for stating first segment and the second segment forms supporting section, and the supporting section is suitable for supporting the support lugn.
Optionally, the inner peripheral surface of the first segment is formed with internal screw thread, and the lower end periphery face of the shell is formed with outer spiral shell
Line, the clamp ring are fixedly connected on the housing by the internal screw thread with the external screw thread, the inner circumferential of the second segment
The second lock tooth is formed on face.
Optionally, the supporting section along the shell the inner peripheral surface beyond the shell that extends radially inwardly, described
Two sections of inner peripherals for being connected to the supporting section vertically.
Further, the length of the second lock tooth is greater than or equal to the length of the first lock tooth, thus in the branch
Support flange support when on the supporting section described in second lock tooth lower end surface with it is described first lock the lower end surface of tooth it is concordant or
The lower end of the second lock tooth exceeds the lower end surface of the first lock tooth downwards.
According to the battery pack quick change retaining mechanism of the utility model one embodiment, the shell is toroidal shell, and institute
It states and is provided with the first opening on the roof of shell, the bottom of the shell is formed with completely open second opening downwards, described
The section that is screwed and tool cooperation section are stretched out from first opening and second opening respectively.
According to the battery pack quick change retaining mechanism of the utility model one embodiment, the tool cooperation section is configured to polygon
Prismatic, the polygonal through hole of the locking gear being provided centrally with tool cooperation section cooperation, the fastener is also
It include: annular flange, the annular flange setting is screwed between section and tool cooperation section described, the convex annular
The outer diameter of edge is greater than the maximum radial dimension of the polygonal through hole.
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 cross-sectional view according to the battery pack quick change retaining mechanism of the utility model embodiment；
Fig. 2 is the explosive view according to the battery pack quick change retaining mechanism of the utility model embodiment；
Fig. 3 is the structural schematic diagram according to the battery pack quick change retaining mechanism of the utility model embodiment；
Fig. 4 is the structural schematic diagram of fastener in Fig. 2；
Fig. 5 is the structural schematic diagram of locking gear in Fig. 2；
Fig. 6 is the structural schematic diagram of clamp ring in Fig. 2.
Appended drawing reference:
Retaining mechanism 100, shell 1, cavity 11, external screw thread 12, the first opening 13, the second opening 14, fastener 2, screw thread
Fixed section 21, tool cooperation section 22, annular flange 23, locking gear 3, internal perisporium 31, periphery wall 32, support lugn 321, first
Lock tooth 322, annular gap 33, polygonal through hole 34, clamp ring 4, first segment 41, internal screw thread 411, second segment 42, the second lock tooth
421, supporting section 43, elastic component 5.
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 element or element 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.
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",
The orientation or positional relationship of the instructions such as " clockwise ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " is based on the figure
Orientation or positional relationship is merely for convenience of describing the present invention and simplifying the description, rather than the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to the utility model
Limitation.
Below with reference to Fig. 1-Fig. 6 description according to the battery pack quick change retaining mechanism 100 of the utility model embodiment.Such as Fig. 1-
Shown in Fig. 6, the battery pack quick change retaining mechanism 100 according to the utility model embodiment includes: shell 11, fastener 2, locking teeth
Wheel 3, clamp ring 4 and elastic component 5.
As shown in Figure 1, according to the battery pack quick change retaining mechanism 100 of the utility model one embodiment, inside shell 11
It is formed with hollow cavity 11, fastener 2 is arranged in cavity 11, and fastener 2 includes: be screwed section 21 and tool cooperation
Section 22；Locking gear 3 is set in tool cooperation section 22 and rotates with tool cooperation section 22, and locking gear 3 can be in fastener 2
Opposite tool cooperation section 22 is slided in axial direction, and the first lock tooth 322 is formed on the outer peripheral surface of locking gear 3, and clamp ring 4 is arranged solid
It is scheduled on the outer peripheral surface of shell 11, and is provided with the second lock tooth 421 on the inner peripheral surface of clamp ring 4, elastic component 5 is set in fastener
On 2, the both ends of elastic component 5 are only against on the inner roof wall and locking gear 3 of shell 11 respectively, and wherein locking gear 3 passes through axial direction
It slides and the first lock tooth 322 is made to be suitable for engaging locking with the second lock tooth 421 or separate unlock, that is to say, that when locking gear 3
When moving axially upward, the first lock tooth 322 can be separated with the second lock tooth 421, so that fastener 2 and locking gear 3 can
It circumferentially rotates, after the completion of fastener 2 is fixed with battery pack, locking gear 3 can be under the action of the elastic-restoring force of elastic component 5
It moves downward, locking gear 3 and clamp ring 4 cooperate, and the first lock tooth 322 engages locking with the second lock tooth 421, to limit fastening
The rotation of part 2 prevents loosening for battery pack.
According to the battery pack quick change retaining mechanism 100 of the utility model embodiment, shell 11, fastener 2, locking teeth are utilized
The cooperation for taking turns 3, clamp ring 4 and elastic component 5, realizes quick-replaceable of the power battery on new-energy automobile, improves battery
Packet replacement efficiency, and structure is simple, easy to assembly, it is convenient that the clamp ring 4 in outside is replaced.
On the other hand, locking gear 3 is located at the inside of shell 11, and clamp ring 4 is located at the outside of shell 11, locking gear 3
With clamp ring 4 all can be moulding, thus the elastic component 5 in shell 11 is easier to cooperate with locking gear 3, and elastic component 5 is not required to
It to be accurately oriented to relatively, just can apply elastic force to locking gear 3, thus the dimension constraint of elastic component 5 is smaller, choice is more
Greatly.
Meanwhile being acted on using the elastic recovery of elastic component 5, lock locking gear 3 and clamp ring 4, to limit tight
The rotation of firmware 2 improves the safety of retaining mechanism 100, avoids power battery in car running process due to vibration
Occur to loosen the risk even to fall off.
" fisrt feature ", " second feature " may include one or more spy in the description of the present invention,
Sign.
In the utility model one embodiment, as shown in Figure 2 and Figure 5, it can also be arranged on the outer peripheral surface of locking gear 3
There is the support lugn 321 of annular, which is suitable for being supported in clamp ring 4, to be conducive to improve locking gear 3
Support strength, further, support lugn 321 can be located at first lock tooth 322 top, first lock tooth 322 upper surface
Extend the lower surface for being fixed to support lugn 321, and the covering of support lugn 321 first lock tooth 322.
In existing patent, also there is the tooth engaging conformation using locking gear 3 and clamp ring 4, but first locks tooth 322
It is formed directly into the outer peripheral surface of locking gear 3, when some operating conditions such as jolt, bring to a halt, the tooth of engagement be will receive tightly
The axial force that firmware 2 transmits, meanwhile, the tooth of engagement is easy to happen damage also subject to circumferential locking power, and this is practical new
Type is by separately designing the first lock tooth 322 and support lugn 321, and the upper surface for locking tooth 322 for first and support lugn 321
Lower surface connection makes it in the work for bearing power and locking power that fastener 2 transmits to increase the intensity of the first lock tooth 322
It is not susceptible to damage under, is conducive to the service life for improving locking gear 3.
Further, as shown in Figure 1 and Figure 5, locking gear 3 can be double-layered cylinder structure, and locking gear 3 can wrap
Include: internal perisporium 31 and periphery wall 32 form annular gap 33, the first lock tooth 322 and support between internal perisporium 31 and periphery wall 32
Flange 321 is formed on the outer peripheral surface of periphery wall 32, mitigates locking gear 3 under conditions of guaranteeing 3 intensity of locking gear as a result,
Quality, to be conducive to mitigate the quality of entire retaining mechanism 100.
As shown in Fig. 1-Fig. 2, Fig. 6, clamp ring 4 can be annular and inner hollow, and further, clamp ring 4 can wrap
It including: being connected and be the first segment 41 and second segment 42 of annular up and down, the inner cavity of first segment 41 is connected to the inner cavity of second segment 42,
And the internal diameter of first segment 41 is greater than the internal diameter of second segment 42, to form supporting section in the junction of first segment 41 and second segment 42
43, supporting section 43 is suitable for support support lugn 321, that is to say, that when the cooperation of 3 locking of locking gear is in clamp ring 4, support
Flange 321 is supported on supporting section, thus can be prevented when bearing biggish power, locking gear 3 falls off from clamp ring 4.
Optionally, the inner peripheral surface of first segment 41 could be formed with internal screw thread 411, and the lower end periphery face of shell 11 can be formed
There is external screw thread 12, clamp ring 4 is fixedly connected on shell 11 by internal screw thread 411 and external screw thread 12, the inner peripheral surface of second segment 42
On be formed with the second lock tooth 421, may make fixation of the clamp ring 4 on shell 11, replacement convenient as a result, and connect it is firm.
Optionally, supporting section 43 is along the inner peripheral surface beyond shell 11 that extends radially inwardly of shell 11, and second segment 42 is vertically
It is connected to the inner peripheral of supporting section 43, the lower end of shell 11 can only support cooperation on supporting section 43 as a result, to prevent from locking to second
Tooth 421 damages, and locking gear 3 the process of movement be also easier to enter clamp ring 4 in and with clamp ring 4 cooperate.
In the utility model one embodiment, the length of the second lock tooth 421 can be greater than or equal to the first lock tooth 322
Length, so that the lower end surface of second lock tooth 421 is locked under tooth 322 with first when support lugn 321 is supported on supporting section 43
End face is concordant or the lower end of the second lock tooth 421 exceeds the lower end surface of the first lock tooth 322 downwards.Such as shown in Fig. 1, the
The length of two lock teeth 421 is greater than the length of the first lock tooth 322, so that when support lugn 321 is supported on supporting section 43
The lower end of second lock tooth 421 exceeds the lower end surface of the first lock tooth 322 downwards, and then plays effective protection first and lock tooth 322
Effect prevents external factor to damage caused by the first lock tooth 322, simultaneously because outer lock collar 4 is than internal locking gear 3
Replacement will facilitate, thus be conducive to the maintenance and replacement of retaining mechanism 100 in this way, save battery pack assembly man-hour.
One embodiment according to the present utility model, as Figure 1-Figure 2, shell 11 are toroidal shell 11, and shell 11
Roof on be provided with the first opening 13, the bottom of shell 11 is formed with completely open second opening 14 downwards, is screwed
Section 21 and tool cooperation section 22 can be stretched out from the first opening 13 and the second opening 14 respectively, so that the section 21 that is screwed can be with
With battery bag fastening, tool is tightened or is dismantled to carry out rotation to fastener 2 in tool cooperation section 22 convenient for cooperation.
Optionally, tool cooperation section 22 is it is so structured that polygonal prism shape, the center of locking gear 3 can be set and work
The polygonal through hole 34 that tool cooperation section 22 cooperates, as a result, in the tool cooperation cooperation of section 22 when on locking gear 3, polygonal prism
The cooperation of shape and polygonal through hole 34 can prevent 3 opposing fastener inserts 2 of locking gear from rotating.
Further, as shown in Fig. 1-Fig. 2, Fig. 4, fastener 2 can also include: annular flange 23, and annular flange 23 is set
It sets and is being screwed between section 21 and tool cooperation section 22, and the outer diameter of annular flange 23 is greater than the maximum diameter of polygonal through hole 34
To size, the upper surface of locking gear 3 is overlapped on using annular flange 23 as a result, fastener 2 is limited with playing
Effect, prevents fastener 2 from falling from locking gear 3.
Optionally, the fastener 2 in the utility model embodiment can be bolt, and elastic component 5 can be spring, as a result,
The structure of entire retaining mechanism 100 is simple, and manufacturing cost is low.
The work of the battery pack quick change retaining mechanism 100 of the utility model embodiment is described in detail below with reference to Fig. 1-Fig. 6
Process: the head of locking tool is covered in tool cooperation section 22, and jacks locking gear 3 with the upper surface of locking tool, is made
Locking gear 3 and is separated along the axial movement of fastener 2 with clamp ring 4, can be squeezed during locking gear 3 moves upwards
Compression elasticity part 5, elastic component 5 occur compressive deformation simultaneously store it is elastic can, turn Fastener 2, the section 21 that makes to be screwed screws cooperation
It is wrapped in power battery, at this point, removing locking tool, discharges locking gear 3, locking gear 3 is made in the elastic recovery of elastic component 5
It with lower return and is locked in clamp ring 4, locking gear 3 can not continue to rotate or mobile, to limit matched tight
The rotation of firmware 2 realizes fastener 2 to the safe locking of power battery.
In conclusion according to the battery pack quick change retaining mechanism 100 of the utility model embodiment, using fastener 2 to dynamic
Power battery is locked, and the efficiency for changing electricity is improved；After screwing fastener 2, work of the locking gear 3 in elastic component 5 (such as spring)
With lower return, is locked with clamp ring 4, to limit the rotation of fastener 2, improve the safety of retaining mechanism 100, avoid
Power battery occurs in car running process to loosen the risk even to fall off because of vibration.
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 battery pack quick change retaining mechanism (100) characterized by comprising
Shell (1), the shell (1) is internal to be formed with hollow cavity (11)；
Fastener (2), in the cavity (11), the fastener (2) includes: the section that is screwed for fastener (2) setting
(21) and tool cooperates section (22)；
Locking gear (3), the locking gear (3) are set on tool cooperation section (22) and cooperate section with the tool
(22) it rotating, the locking gear (3) relatively described tool cooperation section (22) can be slided in the axial direction of the fastener (2),
The first lock tooth (322) is formed on the outer peripheral surface of the locking gear (3)；
Clamp ring (4), the clamp ring (4) are arranged on the outer peripheral surface for being fixed on the shell (1), and the clamp ring (4)
The second lock tooth (421) is provided on inner peripheral surface, wherein the locking gear (3) makes the first lock tooth and sliding axially
(322) it is suitable for engaging locking with second lock tooth (421) or separates unlock；
Elastic component (5), the elastic component (5) are set on the fastener (2), and the both ends of the elastic component (5) are only supported respectively
On the inner roof wall and the locking gear (3) of the shell (1).
2. battery pack quick change retaining mechanism (100) according to claim 1, which is characterized in that the locking gear (3)
The support lugn (321) for being suitable for being supported on the annular on the clamp ring (4), the support lugn are additionally provided on outer peripheral surface
(321) it is located at the top of first lock tooth (322), the upper surface of first lock tooth (322), which extends, is fixed to the support
The lower surface of flange (321).
3. battery pack quick change retaining mechanism (100) according to claim 2, which is characterized in that the support lugn (321)
Cover first lock tooth (322).
4. battery pack quick change retaining mechanism (100) according to claim 2, which is characterized in that the locking gear (3) is
Double-layered cylinder structure, the locking gear (3) include: internal perisporium (31) and periphery wall (32), the internal perisporium (31) and described
Formation annular gap (33) between periphery wall (32), first lock tooth (322) and the support lugn (321) are formed in described
On the outer peripheral surface of periphery wall (32).
5. battery pack quick change retaining mechanism (100) according to claim 2, which is characterized in that clamp ring (4) packet
It includes: being connected and be the first segment (41) and second segment (42) of annular, the inner cavity and described second of the first segment (41) up and down
The inner cavity connection of section (42), and the internal diameter of the first segment (41) is greater than the internal diameter of the second segment (42), thus described the
One section (41) and the junction of the second segment (42) form supporting section (43), and the supporting section (43) is suitable for supporting the support
Flange (321).
6. battery pack quick change retaining mechanism (100) according to claim 5, which is characterized in that the first segment (41)
Inner peripheral surface is formed with internal screw thread (411), and the lower end periphery face of the shell (1) is formed with external screw thread (12), the clamp ring (4)
Be fixedly connected on the shell (1) by the internal screw thread (411) and the external screw thread (12), the second segment (42) it is interior
Second lock tooth (421) is formed on circumferential surface.
7. battery pack quick change retaining mechanism (100) according to claim 6, which is characterized in that supporting section (43) edge
The shell (1) extends radially inwardly the inner peripheral surface beyond the shell (1), and the second segment (42) is connected to described vertically
The inner peripheral of supporting section (43).
8. battery pack quick change retaining mechanism (100) according to claim 6, which is characterized in that second lock tooth (421)
Length be greater than or equal to it is described first lock tooth (322) length, to be supported on the support in the support lugn (321)
It is concordant or described that the lower end surface of tooth (322) with described first is locked in the lower end surface of second lock tooth (421) described in when in section (43)
The lower end of two locks tooth (421) exceeds the lower end surface of first lock tooth (322) downwards.
9. battery pack quick change retaining mechanism (100) according to claim 1, which is characterized in that the shell (1) is annular
Shell, and the first opening (13) are provided on the roof of the shell (1), the bottom of the shell (1) is formed with downwards completely
Open second opening (14), the section that is screwed (21) and tool cooperation section (22) are respectively from first opening
(13) it is stretched out with second opening (14).
10. battery pack quick change retaining mechanism (100) according to claim 1, which is characterized in that the tool cooperates section
(22) it is configured to polygonal prism shape, being provided centrally with for the locking gear (3) is more with tool cooperation section (22) cooperation
Side shape through-hole (34), the fastener (2) further include: annular flange (23), the annular flange (23) are arranged in the screw thread
Between fixed section (21) and tool cooperation section (22), the outer diameter of the annular flange (23) is greater than the polygonal through hole
(34) maximum radial dimension.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821797842.4U CN209675342U (en) | 2018-11-01 | 2018-11-01 | Battery pack quick change retaining mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821797842.4U CN209675342U (en) | 2018-11-01 | 2018-11-01 | Battery pack quick change retaining mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209675342U true CN209675342U (en) | 2019-11-22 |
Family
ID=68561074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821797842.4U Active CN209675342U (en) | 2018-11-01 | 2018-11-01 | Battery pack quick change retaining mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209675342U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112343417A (en) * | 2020-11-13 | 2021-02-09 | 山西省工业设备安装集团有限公司 | Safety device for construction |
| CN114583375A (en) * | 2020-12-01 | 2022-06-03 | 浙江动一新能源动力科技股份有限公司 | Battery pack |
| CN116093530A (en) * | 2023-04-12 | 2023-05-09 | 中国第一汽车股份有限公司 | Locking mechanism and vehicle |
-
2018
- 2018-11-01 CN CN201821797842.4U patent/CN209675342U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112343417A (en) * | 2020-11-13 | 2021-02-09 | 山西省工业设备安装集团有限公司 | Safety device for construction |
| CN114583375A (en) * | 2020-12-01 | 2022-06-03 | 浙江动一新能源动力科技股份有限公司 | Battery pack |
| CN116093530A (en) * | 2023-04-12 | 2023-05-09 | 中国第一汽车股份有限公司 | Locking mechanism and vehicle |
| CN116093530B (en) * | 2023-04-12 | 2023-09-01 | 中国第一汽车股份有限公司 | Locking mechanism and vehicle |
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Address after: 102606 Beijing City Economic Development Zone, Daxing District Caiyu mining and Road No. 1 Co-patentee after: Blue Valley smart (Beijing) Energy Technology Co., Ltd Patentee after: BEIJING ELECTRIC VEHICLE Co.,Ltd. Address before: 102606 Beijing City Economic Development Zone, Daxing District Caiyu mining and Road No. 1 Co-patentee before: Beijing craftsman Battery Technology Co., Ltd. Patentee before: BEIJING ELECTRIC VEHICLE Co.,Ltd. |
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