CN108688493B - Fixing device for sharing storage battery of electric automobile - Google Patents
Fixing device for sharing storage battery of electric automobile Download PDFInfo
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- CN108688493B CN108688493B CN201810318210.3A CN201810318210A CN108688493B CN 108688493 B CN108688493 B CN 108688493B CN 201810318210 A CN201810318210 A CN 201810318210A CN 108688493 B CN108688493 B CN 108688493B
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- plate
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L50/00—Electric propulsion with power supplied within the vehicle
- B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
- B60L50/60—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
- B60L50/66—Arrangements of batteries
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- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/80—Exchanging energy storage elements, e.g. removable batteries
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- 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
- B60K2001/0455—Removal or replacement of the energy storages
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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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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Battery Mounting, Suspending (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
Abstract
The invention relates to the technical field of shared storage batteries of electric automobiles, in particular to a fixing device for a shared storage battery of an electric automobile, which comprises a fixing component and a battery component which is arranged on the fixing component in a sliding manner and used for charging the electric automobile.
Description
The technical field is as follows:
the invention relates to the technical field of electric automobile shared storage batteries, in particular to a fixing device for an electric automobile shared storage battery.
Background art:
the new energy automobile is a green and environment-friendly substitute, like an electric automobile, is a vehicle without exhaust emission, is the mainstream of the next generation automobile, and the limitation on the development of the new energy automobile is the limitation of power supplement as long as the bottleneck is limited.
Among the prior art, for better promotion user experience, shorten charging process to user's influence, develop shared storage battery, shared storage battery is when the user uses electric automobile, can be direct will dash the storage battery that finishes the electricity and install on electric automobile, thereby conventional electric automobile and the integrative mode of charging of storage battery have been avoidd, but during the in-service use, the storage battery need be followed the electric automobile and is dismantled the back, the equipment again, general user is when using, all adopt the standard component to uninstall the storage battery, then install the fastener in relevant position department again, the loaded down with trivial details complicacy of this process, the use experience of shared storage battery has seriously disturbed.
The invention content is as follows:
the invention overcomes the defects of the prior art and provides a fixing device for a shared battery of an electric automobile.
The technical problem to be solved by the invention is realized by adopting the following technical scheme: a fixing device for an electric automobile shared battery comprises a fixing component and a battery component which is arranged on the fixing component in a sliding mode and used for charging the electric automobile; the fixing assembly comprises an installation plate, a sliding groove is formed in the installation plate and used for being matched with a sliding block arranged at the lower end of the battery assembly, and the sliding block is clamped in the sliding groove; a socket board vertically and upwardly extends from one end of the mounting plate, a socket is elastically arranged on the socket board, and the socket is connected with a power supply end of the electric automobile through a wire; the battery component comprises a battery arranged on a sliding plate, the sliding block is arranged on the lower end face of the sliding plate, a plug board vertically and upwardly extends from one end of the sliding plate, a plug is arranged on the plug board, one end of the plug is connected to the battery, and the plug is elastically inserted into the socket through the matching of the sliding block and the sliding groove; the mounting plate is also provided with a lock for preventing theft.
Preferably, the chute is enclosed by two guide plates arranged on the mounting plate in parallel and the mounting plate, and the mounting plate and the guide plates are fixed at the corresponding positions of the electric automobile through bolts.
Preferably, the lockset comprises a lock head which is elastically arranged on the mounting plate, the lock head is arranged at one end, close to the socket plate, of the mounting plate, the lock head is integrally inclined towards one end, close to the socket plate, of the lock head to form an inclined end face, and a through hole which is used for being matched with the lock head is formed in one end, close to the plug plate, of the sliding plate.
Preferably, the lock head is controlled to be opened/closed by the controller module, the control module is further connected with an identification module and a processing module, the identification module receives and identifies signals sent by the client, transfers the signals to the processing module for analysis, sends analysis results to the control module, and the control module correspondingly analyzes the results and acts on the lock head.
Preferably, the client comprises a mobile phone client, and the mode of identifying the mobile phone client by the identification module comprises code scanning.
Preferably, the sliding plate is provided with a baffle plate in the circumferential direction of the upper end surface, and the baffle plate and the sliding plate enclose a groove for placing a battery.
Preferably, the side of the socket far away from the mounting plate is further provided with an elastic element fixing plate in parallel, the socket and the elastic element fixing plate are fixedly connected through a bolt, one side of the socket close to the elastic element fixing plate is provided with a socket groove penetrating through the socket, the socket is embedded into the socket groove, the elastic element fixing plate is further provided with an elastic element, one end of the elastic element is fixedly connected onto the spring fixing plate, and the other end of the elastic element is abutted against the socket.
Preferably, the elastic element comprises a spring.
Preferably, the depth of the socket is smaller than the length of the plug, the battery assembly is fixedly connected to the fixing assembly through the lock, and the plug and the socket form an integral structure through the elastic element.
The working process is as follows: the fixing component is fixed at the corresponding position of the electric automobile, when the battery is replaced, the battery component without electric quantity on the fixing component is only needed to be dismounted, in the dismounting process, the mobile phone client sends a signal to the identification module in a code scanning mode, the identification module receives the signal and sends the signal to the processing module, the processing module analyzes the signal and sends an analysis result to the control module, the control module responds to the analysis result to control the lock head to move downwards, then the battery component is pushed backwards, the sliding block at the lower end of the battery component slides out of the sliding groove, then the fully charged battery component is installed on the fixing component of the electric automobile, in the process, the battery component with full electric quantity is placed on the fixing component, then the sliding block is arranged on the sliding groove in a sliding manner, the battery component is clamped in the sliding groove, and then the sliding block is pushed forwards to be embedded into the through hole, at the moment, the plug is embedded in the socket, the position of the battery component is fixed, and the plug and the socket form an integral structure through the action of the elastic element.
Compared with the prior art, the invention has the beneficial effects that: the fixing device for the shared storage battery of the electric automobile, provided by the invention, has the advantages that the structure is simple and compact, the assembly of the fixing component and the battery component is simple, the disassembly and the assembly are convenient, when the fixing device is used, the disassembly and the assembly of the fixing component and the battery component can be realized only by matching the lock head and the through hole and matching the sliding groove and the sliding block, the problem that the storage battery is complicated and complicated to replace in the prior art is solved, the installation and the fixing steps of the shared storage battery of the electric automobile are simplified, and the use experience of the shared storage battery is improved.
Description of the drawings:
FIG. 1 is a schematic view of a fixing assembly according to the present invention;
FIG. 2 is a schematic view of a battery pack according to the present invention;
FIG. 3 is a schematic view of the structure of the sliding block and the sliding groove of the present invention;
FIG. 4 is a diagram showing the connection relationship between modules according to the present invention;
in the figure: 11-mounting a plate; 12-chute; 13-a guide plate; 14-socket board; 15-a socket; 16-a lock head; 17-elastic element fixing plate; 18-a socket groove; 19-an elastic element; 21-sliding plate; 22-battery; 23-plug board; 24-plug; 25-through holes; 26-baffle plate; 31-a control module; 32-identification module; 33-processing module.
The specific implementation mode is as follows:
in order to make the technical means, the creation features, the achievement purposes and the effects of the invention easy to understand, the invention is further clarified with the specific embodiments.
Example 1:
a fixing device for an electric automobile shared battery comprises a fixing component and a battery component which is arranged on the fixing component in a sliding mode and used for charging the electric automobile; the fixing component comprises a mounting plate 11, a sliding groove 12 is arranged on the mounting plate 11 and is used for being matched with a sliding block arranged at the lower end of the battery component, and the sliding block is clamped in the sliding groove 12; one end of the mounting plate 11 vertically extends upwards to form a socket plate 14, a socket 15 is elastically arranged on the socket plate 14, and the socket 15 is connected with a power supply end of the electric automobile through a wire; the battery component comprises a battery 22 arranged on a sliding plate 21, a sliding block is arranged on the lower end face of the sliding plate 21, a plug plate 23 vertically extends upwards from one end of the sliding plate 21, a plug 24 is arranged on the plug plate 23, one end of the plug 24 is connected to the battery 22, and the plug 24 is elastically inserted into the socket 15 through the matching of the sliding block and the sliding groove 12; the mounting plate 11 is also provided with a lock for preventing theft.
Among the prior art, for better promotion user experience, shorten charging process to user's influence, develop shared storage battery, shared storage battery is when the user uses electric automobile, can be direct will dash the storage battery that finishes the electricity and install on electric automobile, thereby conventional electric automobile and the integrative mode of charging of storage battery have been avoidd, but during the in-service use, the storage battery need be followed the electric automobile and is dismantled the back, the equipment again, general user is when using, all adopt the standard component to uninstall the storage battery, then install the fastener in relevant position department again, the loaded down with trivial details complicacy of this process, the use experience of shared storage battery has seriously disturbed. The fixing device for the shared storage battery of the electric automobile has the advantages of simple and compact structure, simple assembly of the fixed component and the battery component, and convenient disassembly and assembly, and can realize disassembly and assembly of the fixed component and the battery component only by matching the lock head 16 with the through hole 25 and matching the sliding groove 12 with the sliding block when in use, thereby solving the problem of complicated and complicated storage battery replacement in the prior art, simplifying the installation and fixing steps of the shared storage battery of the electric automobile, and improving the use experience of the shared storage battery.
The working process is as follows: the fixed component is fixed at the corresponding position of the electric automobile, when the battery is replaced, the battery component without electric quantity on the fixed component is only needed to be dismounted, in the dismounting process, the mobile phone client sends a signal to the identification module 32 in a code scanning mode, the identification module 32 receives the signal and sends the signal to the processing module 33, the processing module 33 analyzes the signal and sends an analysis result to the control module 31, the control module 31 responds to the analysis result to control the lock head 16 to move downwards, then pushes the battery component backwards, so that the sliding block at the lower end of the battery component slides out of the sliding groove 12, then the fully charged battery component is installed on the fixed component of the electric automobile, in the process, the fully charged battery component is placed on the fixed component, then the sliding block is arranged on the sliding groove 12 in a sliding way, the battery component is clamped in the sliding groove 12, and then is pushed forwards until the lock head 16 is embedded into the through hole 25, at this time, the plug 24 is inserted into the socket 15, and the position of the battery assembly is fixed, and the plug 24 and the socket 15 form an integral structure through the action of the elastic element 17.
As shown in fig. 3, the sliding block and the sliding groove 12 in the present application may be a dovetail groove and a dovetail sliding block, or a semicircular groove and a semicircular sliding block, so that the battery assembly can be clamped on the fixing assembly, the position of the battery assembly can be fixed, and the problem that the battery assembly moves relative to the fixing assembly when the electric vehicle runs on a bumpy road surface can be avoided.
As shown in fig. 1, the chute 12 is formed by enclosing two guide plates 13 arranged on the mounting plate 11 in parallel and the mounting plate 11, the mounting plate 11 and the guide plates 13 are fixed at the corresponding positions of the electric vehicle through bolts, so the bolts directly fix the mounting plate 11 and the guide plates 13 at the corresponding positions of the electric vehicle, the fixing of the positions of the fixed components and the fixing of the chute are realized in the process, and the structure of the electric vehicle is more compact. The tool to lock includes elasticity setting tapered end 16 on mounting panel 11, tapered end 16 sets up the one end that is close to socket board 14 at mounting panel 11, and tapered end 16 is whole to the one end slope that is close to socket board 14 and forms the slope terminal surface, the one end that sliding plate 21 is close to plug board 23 is equipped with and is used for with tapered end 16 complex through-hole 25, thus, in the use, only need to cooperate through tapered end 16 and through-hole 25 and just can realize the dismouting of fixed subassembly and battery pack, the loaded down with trivial details complicated problem of storage battery change among the prior art has been solved, reached and simplified electric automobile shared storage battery installation and fixed step, improve the use experience of shared storage battery.
As shown in fig. 4, the lock head 16 is controlled to be opened/closed by the controller module 31, the control module 31 is further connected with an identification module 32 and a processing module 33, the identification module 32 receives and identifies a signal sent by the client, the signal is transferred to the processing module 33 for analysis, an analysis result is sent to the control module 31, the control module 31 correspondingly analyzes the result and acts on the lock head 16, the client comprises a mobile phone client, and the identification module 32 identifies the mobile phone client in a mode including code scanning.
As shown in fig. 1, the depth of the socket 15 is smaller than the length of the plug 24, the battery assembly is fixedly connected to the fixing assembly through the lock, the plug 24 forms an integral structure with the socket 15 through the action of the elastic element 19, the side of the socket 14 away from the mounting plate 11 is further provided with an elastic element fixing plate 17 in parallel, the socket 14 and the elastic element fixing plate 17 are fixedly connected through bolts, the side of the socket 14 close to the elastic element fixing plate 17 is provided with a socket slot 18 penetrating through the socket 14 itself, the socket 15 is embedded into the socket slot 18, the elastic element fixing plate 17 is further provided with an elastic element 19, one end of the elastic element 19 is fixedly connected to the spring fixing plate 17, the other end of the elastic element 19 is pressed against the socket 15, the elastic element 19 comprises a spring, so that when the plug 24 on the battery assembly is connected through the sliding slot 12 and the sliding block in a matching manner, the plug, can guarantee plug 24 and socket 15 effective elastic contact constantly from this, and this elastic contact can avoid electric automobile when the driving, leads to the automobile body to rock and plug 24 breaks away from socket 15 because the road conditions is not good, leads to battery pack to supply power unstably, has the problem of potential safety hazard.
Example 2:
as shown in fig. 2, the structure of this embodiment is substantially the same as that of the first embodiment, and the description of the same parts is omitted, except that: the sliding plate 21 is also provided with a baffle 26 in the circumferential direction of the upper end surface, and the baffle 26 and the sliding plate 21 enclose to form a groove for placing the battery 22, so that the problem that the battery 22 is damaged due to the fact that the battery 22 is thrown out of the sliding plate by vibration or other factors can be effectively avoided.
The foregoing shows and describes the general principles, essential features, and inventive features of this invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. A fixing device for an electric automobile shared battery jar is characterized by comprising a fixing component and a battery component which is arranged on the fixing component in a sliding mode and used for charging the electric automobile;
the fixing assembly comprises an installation plate (11), a sliding groove (12) is formed in the installation plate (11) and used for being matched with a sliding block arranged at the lower end of the battery assembly, and the sliding block is clamped in the sliding groove (12); a socket board (14) vertically extends upwards from one end of the mounting plate (11), a socket (15) is elastically arranged on the socket board (14), and the socket (15) is connected with a power supply end of the electric automobile through a wire;
the battery component comprises a battery (22) arranged on a sliding plate (21), the sliding block is arranged on the lower end face of the sliding plate (21), a plug plate (23) vertically extends upwards at one end of the sliding plate (21), a plug (24) is arranged on the plug plate (23), one end of the plug (24) is connected to the battery (22), and the plug (24) is matched with the sliding groove (12) through the sliding block and is elastically inserted into the socket (15);
the mounting plate (11) is also provided with a lock for preventing burglary;
the lockset comprises a lock head (16) which is elastically arranged on a mounting plate (11), the lock head (16) is arranged at one end, close to a socket plate (14), of the mounting plate (11), the lock head (16) is integrally inclined towards one end, close to the socket plate (14), to form an inclined end face, and a through hole (25) which is used for being matched with the lock head (16) is formed in one end, close to a plug plate (23), of a sliding plate (21).
2. The fixing device for the shared battery of the electric automobile according to claim 1, wherein the sliding groove (12) is formed by enclosing two guide plates (13) which are arranged on the mounting plate (11) in parallel and the mounting plate (11), and the mounting plate (11) and the guide plates (13) are fixed at corresponding positions of the electric automobile through bolts.
3. The fixing device for the shared battery of the electric automobile according to claim 1, wherein the lock head (16) is controlled to be opened/closed by a controller module (31), the controller module (31) is further connected with an identification module (32) and a processing module (33), the identification module (32) receives and identifies a signal sent by a client, the signal is transferred to the processing module (33) for analysis, an analysis result is sent to the controller module (31), and the controller module (31) responds to the analysis result and acts on the lock head (16).
4. The fixing device for the shared battery of the electric automobile as recited in claim 3, wherein the client comprises a mobile phone client, and the mode of identifying the mobile phone client by the identification module (32) comprises code scanning.
5. The fixing device for the shared battery of the electric automobile according to claim 1, characterized in that a baffle (26) is further arranged on the upper end surface of the sliding plate (21) in the circumferential direction, and the baffle (26) and the sliding plate (21) enclose a groove for placing the battery (22).
6. The fixing device for the shared battery of the electric automobile according to claim 1, wherein an elastic element fixing plate (17) is further arranged in parallel on one side of the socket plate (14) far away from the mounting plate (11), the socket plate (14) and the elastic element fixing plate (17) are fixedly connected through bolts, a socket groove (18) penetrating through the socket plate (14) is formed in one side of the socket plate (14) close to the elastic element fixing plate (17), the socket (15) is embedded into the socket groove (18), an elastic element (19) is further arranged on the elastic element fixing plate (17), one end of the elastic element (19) is fixedly connected to the spring fixing plate (17), and the other end of the elastic element (19) is pressed against the socket (15).
7. Fixing device for a shared battery of electric vehicles according to claim 6, characterized in that said elastic element (19) comprises a spring.
8. The fixing device for the shared battery of the electric vehicle as claimed in claim 6, characterized in that the depth of the socket (15) is smaller than the length of the plug (24), the battery pack is fixedly connected to the fixing assembly via a lock action, and the plug (24) forms an integral structure with the socket (15) via a resilient element (19) action.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810318210.3A CN108688493B (en) | 2018-04-11 | 2018-04-11 | Fixing device for sharing storage battery of electric automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810318210.3A CN108688493B (en) | 2018-04-11 | 2018-04-11 | Fixing device for sharing storage battery of electric automobile |
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| CN108688493A CN108688493A (en) | 2018-10-23 |
| CN108688493B true CN108688493B (en) | 2021-05-04 |
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| CN201810318210.3A Active CN108688493B (en) | 2018-04-11 | 2018-04-11 | Fixing device for sharing storage battery of electric automobile |
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| WO1994013508A1 (en) * | 1992-12-07 | 1994-06-23 | Windsor Industries, Inc. | Battery transfer technique for vehicle |
| EP1705734A2 (en) * | 2005-03-23 | 2006-09-27 | Diehl Luftfahrt Elektronik GmbH | Battery backup device |
| CN201961289U (en) * | 2010-12-20 | 2011-09-07 | 北京汽车新能源汽车有限公司 | Power battery fast-changing device of electric vehicle |
| CN102343894A (en) * | 2011-08-31 | 2012-02-08 | 昆明船舶设备集团有限公司 | Sliding bottom electricity-taking and self-locking electric bus battery quick-change pellet device |
| CN106627083A (en) * | 2017-01-13 | 2017-05-10 | 上海蔚来汽车有限公司 | Rapid locking and unlocking sleeve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108688493A (en) | 2018-10-23 |
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