CN109515148A - Circumferential lockable mechanism, the battery locking device including it, power battery pack and vehicle - Google Patents
Circumferential lockable mechanism, the battery locking device including it, power battery pack and vehicle Download PDFInfo
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- CN109515148A CN109515148A CN201810528606.0A CN201810528606A CN109515148A CN 109515148 A CN109515148 A CN 109515148A CN 201810528606 A CN201810528606 A CN 201810528606A CN 109515148 A CN109515148 A CN 109515148A
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- component
- locking device
- helical teeth
- pull rod
- lockable mechanism
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- 230000007246 mechanism Effects 0.000 title claims abstract description 25
- 229920006351 engineering plastic Polymers 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 2
- 238000000465 moulding Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 7
- 230000008569 process Effects 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The application provides a kind of circumferential lockable mechanism, the battery locking device including it, power battery pack and vehicle.The circumferential direction lockable mechanism includes: the first component, and the first component includes that first through hole and the ring gear around first through hole setting, the ring gear have the interior helical teeth being distributed along inner periphery；Second component, the second component includes the second through-hole and outer gear ring and tightening sleeve around second through-hole setting, the outer gear ring has the outer helical teeth being distributed along excircle, the tightening sleeve is fixed on the inside of the outer gear ring in the form rabbeted, wherein, the interior helical teeth is suitable for engaging with the outer helical teeth.According to the application circumferential direction lockable mechanism, cooperated by the helical teeth on ring gear and outer gear ring, improves the tolerance degree of the first component and second component in engaging process, and after splicing is completed, it radially and circumferentially can provide the locking power of sufficient intensity, it is ensured that the two can be securely engaged.
Description
Technical field
It is locking with locking technical field that this application involves the circumferential directions of component；Specifically, this application involves a kind of circumferential locks
Locking mechanism and the battery locking device for applying it.
Background technique
It is frequently encountered the case where relative rotation for needing to limit two components in the prior art.
For example, in threaded connection, how to guarantee to connect the constant of pretightning force is a problem in industry.It is common at present
Anti-loose structure include providing multiple tooth anti-loose structure or cotter way structure etc. on a movability screw element.The structure can only be provided with
The locking of limit positions, using these technologies, when the torque that is spirally connected reaches predetermined value, if tooth or slot cannot at corresponding angle
Occlusion, then screw element is there are still the risk of loosening, the torque that is spirally connected that can not be kept constant.For example, constant for guaranteeing at present
The multiple tooth or cotter way screw locking structure of torque, due to the limitation of structure size engage the number of teeth or slot number cannot do it is enough,
Therefore the approximately constant of bolt torque cannot be kept well.
In the battery locking device of new energy vehicle, in order to realize the rapid-assembling/disassembling of power battery pack, need to battery
The center pull rod of locking device carries out circumferentially positioned or locking.For example, notification number is public in the Chinese patent of CN203543623U
A kind of battery locking device is opened, wherein by adjusting on the pin 500 and locating part on part (being integrally formed with center pull rod)
Slot 205 realizes the positioning of circular dividing locking.The bonding station of pin 301 and slot 101 is equally existed in this application with pin 500 and slot
The inconsistent situation of 205 bonding station；In order to avoid such case, replace pin 301 using being threadedly coupled in the prior art
With slot 101, but still has the shortcomings that the torque that is spirally connected for not being able to maintain approximately constant.
Summary of the invention
The application's is designed to provide a kind of compact reliable circumferential lockable mechanism.
The further object of the application is to provide a kind of battery locking device with positive lock performance.
The another object of the application is to provide a kind of power battery of battery locking device with positive lock performance
Packet.
A further object of the application is to provide a kind of vehicle of battery locking device with positive lock performance.
A kind of circumferential lockable mechanism is provided according to the one aspect of the application for the purpose for realizing the application comprising:
The first component, the first component include first through hole and the ring gear around first through hole setting, the ring gear tool
There is the interior helical teeth along inner periphery distribution；Second component, the second component include the second through-hole and set around second through-hole
The outer gear ring and tightening sleeve set, the outer gear ring have the outer helical teeth being distributed along excircle, form of the tightening sleeve to rabbet
It is fixed on the inside of the outer gear ring, wherein the interior helical teeth is suitable for engaging with the outer helical teeth.
Optionally, the interior helical teeth and the outer helical teeth have the angle greater than 45 ° between axis respectively.
Optionally, the ring gear and the outer gear ring are made of engineering plastics, and/or the tightening sleeve is by made of metal
At.
Optionally, the outer gear ring and the tightening sleeve are integrated overmolded structure.
A kind of battery locking device is also provided according to the another aspect of the application for the purpose for realizing the application, is wrapped
It includes: center pull rod；And circumferential lockable mechanism as the aforementioned；Wherein, the first component is configured to the battery lock dress
The adjustment part set circumferentially is fixed relative to the center pull rod, and can be along the axial movement of the center pull rod；It is described
Second component is configured to the locating part of the battery locking device.
Optionally, axially disposed multiple locating slots on the inside of second through-hole of the second component, and the center
Pull rod has spline section；The center pull rod is connected to described the by the cooperation of the spline section and the locating slot
Two components.
Optionally, the center pull rod also has threaded sections, and is located at the threaded sections and the spline section
Between flange face.
Optionally, further includes: lock housing is included for axial for the center pull rod, the first component and second component edge
The accommodating space of movement；And under battery lock state against the stop surface of the flange face；Wherein, the stop surface
On also set up the installation through-hole passed through for the threaded sections.
Optionally, the first component is in the circumferentially arranged C-shaped gap in one end far from the ring gear, and described first
Screw thread is arranged in component periphery；Wherein, the C-shaped gap is used to cooperate with tightening tool, and the screw thread is used for and the lock housing
Cooperation.
Optionally, further includes: the flange face and described second is arranged in around the center pull rod in elastic element
Between component.
A kind of power battery for vehicle is also provided according to the another aspect of the application for the purpose for realizing the application
Packet comprising: foregoing battery locking device.
For the purpose for realizing the application, according to the application's in another aspect, also providing a kind of vehicle comprising: such as preceding institute
The battery locking device stated；And power battery pack；Wherein, the power battery pack is locked by the battery locking device
In the vehicle.
According to the application circumferential direction lockable mechanism, is cooperated by the helical teeth on ring gear and outer gear ring, improve the first component
With tolerance degree of the second component in engaging process, and after splicing is completed, radial and circumferential can provide sufficient intensity
Locking power, it is ensured that the two can be securely engaged.
Detailed description of the invention
Referring to attached drawing, disclosure of this application be will be apparent.It is to be appreciated that the mesh that these attached drawings are merely illustrative
, and be not intended to and the protection scope of the application is construed as limiting.In figure:
Fig. 1 is the schematic perspective view according to an embodiment of the circumferential lockable mechanism of the application.
Fig. 2 is the schematic, exploded according to an embodiment of the battery locking device of the application.
Specific embodiment
Explain the specific embodiment of the application in detail with reference to the accompanying drawings.In the drawings, identical appended drawing reference
Indicate identical or corresponding technical characteristic.
Fig. 1 is the schematic perspective view according to an embodiment of the circumferential lockable mechanism of the application.Illustrate embodiment party
Circumferential lockable mechanism 100 in formula includes the first component 110 and second component 120.Wherein, the first component 110 includes first logical
Hole 111 and the ring gear 112 being arranged around first through hole 111, ring gear 112 have the interior helical teeth 112a being distributed along inner periphery；
Second component 120 includes the second through-hole 121 and outer gear ring 122 and tightening sleeve 123 around the setting of the second through-hole 121, outer gear ring
122 have the outer helical teeth 122a being distributed along excircle, and tightening sleeve 123 is fixed on 122 inside of outer gear ring in the form of interlocking,
In, interior helical teeth 112a is suitable for engaging with outer helical teeth 122a, and can be real from there through the engagement of ring gear 112 and outer gear ring 122
The circumferential locking of the existing first component and second component.According to the application circumferential direction lockable mechanism 100, pass through ring gear 112 and external tooth
Helical teeth cooperation on circle 122, improves the first component 110 and tolerance degree of the second component 120 in engaging process, and complete
After engagement, the locking power of sufficient intensity radially and circumferentially can be being provided, it is ensured that the two can be securely engaged.In addition, this
It plants together with rabbeting again after rabbet joint type outer gear ring 122 can be manufactured with tightening sleeve 123 by integrated molding or respectively and realizes, add
It work simple process and is easily assembled.
It will be seen that in alternative embodiments, in order to realize Function Extension, in the basic principle without prejudice to the application
In the case where, the first component 110 and second component 120 can also comprising attach to aforementioned ring gear 112, outer gear ring 122 and/or
The other components or structure of tightening sleeve 123.
From figure 1 it appears that in this embodiment, ring gear 112 can be annular in shape, with what is be distributed along inner periphery
Interior helical teeth 112a.And circumferentially distributed there can be C-shaped gap 113 at one end on ring gear 112 far from interior helical teeth 112a.It can
To understand, external screw thread 114 could be formed on the outer peripheral surface of ring gear 112, when ring gear 112 is assembled by external screw thread 114
When on other components, ring gear 112 can be tightened to other components and tool is bonded on these C-shaped gap 113
On.
It can further be seen from figure 1 that in this embodiment, outer gear ring 122 has the outer helical teeth being distributed along excircle
122a, outer helical teeth 122a are suitable for cooperating with the shape of interior helical teeth 112a.Specifically, according to diagram example, the periphery of outer gear ring 122
Face could be formed with outward flange, and outer helical teeth 122a is located at the periphery of outward flange.Tightening sleeve 123 is then placed in outward flange.Optionally,
In order to guarantee to combine solid and reliable between outer gear ring 122 and tightening sleeve 123, outer gear ring 122 can be integrated with tightening sleeve 123
Overmolded structure, tightening sleeve 123 are embedded in outer gear ring 122.In addition, along axis in the second through-hole 121 of 123 inside of tightening sleeve
To multiple locating slot 121a are also set up, for example, 12 locating slots.When other component is inserted into the second through-hole 121, can pass through
These locating slots 121a realizes close fit between the two.
To improve the splicing results between ring gear 112 and outer gear ring 122, can also further be set to so that interior
Helical teeth 112a and outer helical teeth 122a has the angle greater than 45 ° between axis respectively.For example, 50 ° or 60 °.The two edge at this time
Engaging horizontal plane has biggish moment of components, therefore can circumferentially provide the locking power of sufficient intensity.In addition, having aforementioned angular
Helical teeth will have better suitability and tolerance degree.Under such arrangement, which can be realized fast lock
Only and unlock, it is very simple and efficient.
In addition, in alternative embodiments, ring gear 112 and outer gear ring 122 are made of engineering plastics.It will be seen that
For ring gear 112 and outer gear ring 122 made of the engineering plastics, interior helical teeth 112a and outer helical teeth 122a will be more readily plus
Work can process the number of teeth as much as possible in order to reach approximate continuous locking.And tightening sleeve 123 then can be by metal material
Material is made.Those skilled in the art will be seen that metal material is withstood forces compared with having higher rigidity for engineering plastics
It is bigger, it is relatively reliable with the engagement of other attachment components.
Tying above description will be seen that, the circumferential lockable mechanism of the application combine engineering plastics be easily worked, metal
Big advantage is withstood forces, while structure is simple, anti-loosing effect is good and is able to maintain the approximately constant of bolt torque.
Fig. 2 is the schematic, exploded according to an embodiment of the battery locking device of the application.The battery lock
Device 200 includes center pull rod 210 and circumferential lockable mechanism 100 as shown in Figure 1.Wherein, the first component 110 is configured to
The adjustment part of battery locking device 200 is circumferentially fixed relative to center pull rod 210, and can be along the axis of center pull rod 210
To movement；Second component 120 is configured to the locating part of battery locking device 200.
Center pull rod 210 shown in figure has spline section 211, threaded sections 213 and method positioned there between
Blue face 212.Wherein, center pull rod 210 is connected to second component 120 by the cooperation of spline section 211 and locating slot 121a；
The fastening with battery is realized by threaded sections 213；And positioning is realized by flange face 212.
The elastic element 230 of diagram is arranged between flange face 212 and second component 120 around center pull rod 210, and
It further include the pedestal 231 being supported on second component 120, for the flange face 212 and second component in center pull rod 210
Elastic bearing is provided between 120, so that the two keeps a fixed spacing in the case where not by external force.
The battery locking device 200 of diagram further includes lock housing 220.Lock housing 220 has accommodating space 221, for accommodating
Center pull rod 210, the first component 110 and second component 120, and for these components in accommodating space 221 axially movable.Lock
Shell 220 has stop surface 222, and under battery lock state, the flange face 212 of center pull rod 210 is against the stop surface, namely supports
Up to its terminal axially movable.In addition, also setting up the peace passed through for the threaded sections 213 of center pull rod 210 on stop surface 222
Fill through-hole 222a.When axial movement in accommodating space 221 of the center pull rod along lock housing 220, by the way that tightening tool is caught in C
Type notch 113 is simultaneously screwed, so that the inner wall of the screw thread 114 on the first component 110 and accommodating space 221 cooperates to realize two
Fastening between person.
In use, such as when power battery is locked on vehicle with the battery locking device, center pull rod is successively
Mounting rack (not shown) at battery pack and the mounting rack (not shown) at vehicle body, and ring gear 112 is used as locating part
Threaded sections 213 and the supporting plate on mounting rack at vehicle body of mounting rack, center pull rod 210 that battery pack can be fixed on are spirally connected,
To clamp the mounting rack at the mounting rack and vehicle body at battery pack by center pull rod 210, realize battery pack in vehicle
Fixation with it.It is appreciated that the various in order to which stablizing for battery pack is fixed, it would generally be simultaneously using multiple diagrams on vehicle
Battery locking device.
In order to realize the fast assembling-disassembling of battery pack, the circumferential lockable mechanism in Fig. 1 is applied in battery locking device.This week
To lockable mechanism outer gear ring 122 and tightening sleeve 123 sub-assembly as battery locking device adjustment part and ring gear 112 make
For the locating part of battery locking device, the elastic force of elastic element 230 forces the outer helical teeth 122a of the outer gear ring 122 of the sub-assembly
It is contacted with the interior helical teeth 112a of ring gear 112, and the engagement of the two can be realized by slight angle adjustment.Ring gear 112
Outer peripheral surface on can design external screw thread 114(or other connection features), be connected through a screw thread, ring gear 112 can connect
To the mounting rack of battery pack.Second through-hole 121 at 123 center of tightening sleeve is suitable for matching with the spline section 211 of center pull rod 210
It closes, so that the sub-assembly of tightening sleeve 123 and outer gear ring 122 maintains a fixed relative to center pull rod, and can be drawn along center
The axial movement of the spline section 211 of bar.
As can be seen that, in unlock, it is outer to push up i.e. jacking using specific purpose tool according to the battery locking device in figure
Gear ring 122 and the sub-assembly of tightening sleeve 123 are allowed to be detached from the engagement with ring gear 112, rotate the sub-assembly then to unscrew
Threaded sections 213 are spirally connected with mounting rack at vehicle body, that is, complete unlock；In locking, is pushed up using specific purpose tool and pushed up
Then the engagement for rising sub-assembly disengaging and ring gear 112 rotates the sub-assembly to pacify at screw thread section 213 and vehicle body
Being spirally connected for shelving makes bolt reach prescribed torque, and after removing specific purpose tool, elastic element 230 will push the sub-assembly to make outside it
The outer helical teeth of gear ring 122 is contacted with the interior helical teeth of ring gear 112, and is engaged after fine tuning, and outer gear ring 122 abuts ring gear 112,
The locking sub-assembly relative to center pull rod axial movement and circumferentially rotate, complete locking locking functions.It can be seen that the party
The processing is simple for case, and anti-loosing effect is good, simple and quick.
In locking operation as above, is screwed using specific purpose tool and pacified at threaded sections 213 and vehicle body in center pull rod
Shelve when being spirally connected, usually using the torque that is spirally connected as Con trolling index.That is, just stop when the torque that is spirally connected reaches target value after
It is continuous to tighten, and exit specific purpose tool.Ring gear and outer gear ring are locked using the battery locking device of the application, due to the two
Soldered tooth quantity it is very much, much more lock position is provided compared with prior art, thus almost can be in any week
Guarantee the constant of torque that be spirally connected to position.
According to above description, those skilled in the art is contemplated that including this circumferential lockable mechanism or battery lock
The power battery pack and vehicle of device.For example, power battery pack is installed on vehicle for convenience, it can should by ring gear
Battery locking device is fixed on power battery pack.In addition, in such vehicle, power battery pack can pass through battery above-mentioned
Locking device and the vehicle body for being locked to vehicle.
Example above primarily illustrates circumferential lockable mechanism, the battery locking device including it, power battery pack and vehicle.
Although only some of presently filed embodiments are described, those of ordinary skill in the art are it is to be appreciated that originally
Application can implemented without departing from its spirit in range in many other form.Therefore, the example shown and embodiment party
Formula is considered as illustrative and not restrictive, is not departing from the application spirit and scope as defined in appended claims
In the case where, the application may cover various modification and replacement.
Claims (12)
1. a kind of circumferential direction lockable mechanism characterized by comprising
The first component, the first component include first through hole and the ring gear around first through hole setting, the internal tooth
Enclosing has the interior helical teeth being distributed along inner periphery；
Second component, the second component include the outer gear ring and tightening sleeve of the second through-hole and circular second through-hole setting,
The outer gear ring has the outer helical teeth being distributed along excircle, and the tightening sleeve is fixed in the outer gear ring in the form rabbeted
Side, wherein the interior helical teeth is suitable for engaging with the outer helical teeth.
2. circumferential direction lockable mechanism as described in claim 1, which is characterized in that the interior helical teeth and the outer helical teeth respectively with axis
There is the angle greater than 45 ° between line.
3. circumferential direction lockable mechanism as claimed in claim 1 or 2, which is characterized in that the ring gear and the outer gear ring are by work
Engineering plastics are made, and/or the tightening sleeve is made of metal.
4. circumferential direction lockable mechanism as claimed in claim 3, which is characterized in that the outer gear ring and the tightening sleeve are integrated packet
Cover molding structure.
5. a kind of battery locking device characterized by comprising center pull rod；And such as any one of claims 1 to 4 institute
The circumferential lockable mechanism stated；Wherein, the first component is configured to the adjustment part of the battery locking device, relative to institute
It states center pull rod circumferentially to fix, and can be along the axial movement of the center pull rod；The second component is configured to described
The locating part of battery locking device.
6. battery locking device as claimed in claim 5, it is characterised in that: on the inside of second through-hole of the second component
Axially disposed multiple locating slots, and the center pull rod has spline section；The center pull rod passes through the spline section
Cooperation with the locating slot and be connected to the second component.
7. battery locking device as claimed in claim 6, it is characterised in that: the center pull rod also has threaded sections, with
And the flange face between the threaded sections and the spline section.
8. battery locking device as claimed in claim 7, which is characterized in that further include: lock housing is included for described in confession
The accommodating space of center pull rod, the first component and second component axially movable；And under battery lock state against
The stop surface of the flange face；Wherein, the installation through-hole passed through for the threaded sections is also set up on the stop surface.
9. battery locking device as claimed in claim 8, which is characterized in that the first component is in the separate ring gear
The circumferentially arranged C-shaped gap in one end, and screw thread is arranged in the first component periphery；Wherein, the C-shaped gap is used for and tightens work
Tool cooperation, and the screw thread is used to cooperate with the lock housing.
10. battery locking device as claimed in claim 7, which is characterized in that further include: elastic element, in described
Heart pull rod and be arranged between the flange face and the second component.
11. a kind of power battery pack for vehicle characterized by comprising as described in any one of claim 5 to 10
Battery locking device.
12. a kind of vehicle characterized by comprising the battery locking device as described in any one of claim 5 to 10；With
And power battery pack；Wherein, the power battery pack is locked in the vehicle by the battery locking device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810528606.0A CN109515148A (en) | 2018-05-29 | 2018-05-29 | Circumferential lockable mechanism, the battery locking device including it, power battery pack and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810528606.0A CN109515148A (en) | 2018-05-29 | 2018-05-29 | Circumferential lockable mechanism, the battery locking device including it, power battery pack and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109515148A true CN109515148A (en) | 2019-03-26 |
Family
ID=65769721
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810528606.0A Pending CN109515148A (en) | 2018-05-29 | 2018-05-29 | Circumferential lockable mechanism, the battery locking device including it, power battery pack and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109515148A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112060895A (en) * | 2019-06-11 | 2020-12-11 | 浙江吉智新能源汽车科技有限公司 | Locking mechanism and battery fixing device |
| CN112310546A (en) * | 2020-01-08 | 2021-02-02 | 宁德时代新能源科技股份有限公司 | Coupling assembling, box, group battery and device |
| CN112901741A (en) * | 2021-03-29 | 2021-06-04 | 恺博座椅机械部件有限公司 | Electric angle adjuster adjusting mechanism capable of realizing manual adjustment |
| CN116093530A (en) * | 2023-04-12 | 2023-05-09 | 中国第一汽车股份有限公司 | Locking mechanism and vehicle |
| EP4389542A4 (en) * | 2021-09-27 | 2024-10-16 | Contemporary Amperex Tech Hong Kong Limited | Quick lock-changing assembly and locking device using same |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112060895A (en) * | 2019-06-11 | 2020-12-11 | 浙江吉智新能源汽车科技有限公司 | Locking mechanism and battery fixing device |
| WO2020248692A1 (en) * | 2019-06-11 | 2020-12-17 | 浙江吉智新能源汽车科技有限公司 | Locking device used for battery exchange, and vehicle |
| CN112310546A (en) * | 2020-01-08 | 2021-02-02 | 宁德时代新能源科技股份有限公司 | Coupling assembling, box, group battery and device |
| CN112310546B (en) * | 2020-01-08 | 2021-12-14 | 宁德时代新能源科技股份有限公司 | Coupling assembling, box, group battery and device |
| CN112901741A (en) * | 2021-03-29 | 2021-06-04 | 恺博座椅机械部件有限公司 | Electric angle adjuster adjusting mechanism capable of realizing manual adjustment |
| EP4389542A4 (en) * | 2021-09-27 | 2024-10-16 | Contemporary Amperex Tech Hong Kong Limited | Quick lock-changing assembly and locking device using same |
| 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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