CN112550057A - Transverse sliding module for quick-change bearing platform of power battery - Google Patents
Transverse sliding module for quick-change bearing platform of power battery Download PDFInfo
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- CN112550057A CN112550057A CN202011382153.9A CN202011382153A CN112550057A CN 112550057 A CN112550057 A CN 112550057A CN 202011382153 A CN202011382153 A CN 202011382153A CN 112550057 A CN112550057 A CN 112550057A
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- box body
- main box
- vertical surface
- cover plate
- quick
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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
- 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
-
- 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
- B60L53/30—Constructional details of charging stations
- B60L53/35—Means for automatic or assisted adjustment of the relative position of charging devices and vehicles
- B60L53/36—Means for automatic or assisted adjustment of the relative position of charging devices and vehicles by positioning the vehicle
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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
-
- 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
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/12—Electric charging stations
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
Abstract
The invention discloses a transverse sliding module for a power battery quick-change bearing platform, which belongs to the field of quick change of power batteries of electric automobiles and comprises a main box body, a rotary column, a limiting cover plate, a cover plate and a buffer block, wherein the front and the back of the main box body are provided with four vertical surfaces, the outer vertical surface and the inner vertical surface of each vertical surface are provided with a rotating sheath in the middle, the rotating sheaths are rotatably connected with a rotating shaft of the rotary column, the limiting cover plate is clamped at the front end of the main box body and is made of solid metal, the top surface of the limiting cover plate is higher than a transmission surface formed by the rotary column, the cover plate is clamped at the rear end of the main box body, the left side and the right side of the main box body are respectively provided with one vertical surface, the buffer block is adhered to the outer sides of the left vertical surface and the right vertical surface of the main box body, the scheme determines the position of a vehicle in the X direction, so that the automobile can move on the platform under the action of transverse thrust.
Description
Technical Field
The invention relates to the field of quick change of electric automobiles, in particular to a transverse sliding module for a quick change bearing platform of a power battery.
Background
The pure electric vehicle is an automobile driven by a motor by taking a vehicle-mounted power supply as power, and meets various requirements of road traffic safety regulations. Compared with the traditional automobile, the automobile has small influence on the environment, so that the prospect is widely seen, but the current technology needs to be improved.
Pure electric vehicles, which have been powered entirely by rechargeable batteries for a long time in 186 years, have been limited to certain applications. However, in more than ten years, the business of pure electric vehicles in China is developed rapidly, mass production is already realized under the support of great strength of the country, the electric vehicles enter thousands of households, convenience is brought to travelers, and meanwhile, the pressure of environmental change is reduced.
The development of pure electric vehicles is accompanied with a major problem, namely, the charging time is too long, only about 70% of the pure electric vehicles can be charged even if a power battery quick charging technology is adopted for 30 minutes, the pure electric vehicles still need to be fully charged for about 3 hours, and the weakness of the pure electric vehicles is obvious compared with that of fuel oil vehicles.
In order to solve the problem, a power battery quick replacement technology is developed, a mode that an electric automobile with a quick replacement function enters a quick replacement station to replace a power battery is widely applied, the power battery is placed in the power replacement station in advance after being fully charged, the electric automobile drives in to take down the power battery with exhausted electric energy and then replace the fully charged power battery, the process time is basically equivalent to that of a fuel oil vehicle, and the method is a great trend of electric automobile development.
However, the conventional battery replacing bearing platform of the quick replacing station is relatively coarse in positioning design and lagged in positioning function, positioning points are mostly searched by the movement of the battery replacing terminal after the automobile is stopped, and the battery replacing time is prolonged.
With the continuous development, the vehicle end is firstly positioned, and the mode of accurately positioning the battery replacement terminal is pushed, so that the technical bottleneck of difficult positioning of the battery replacement station is further reduced.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems in the prior art, the invention aims to provide a transverse sliding module for a quick-change bearing platform of a power battery, which is designed in a modularized way by taking quick change as a thought, and mainly solves two technical problems, firstly, the invention module can realize quick installation and disassembly in an installation groove of the quick-change bearing platform, and solves the problem of difficult maintenance and replacement, thereby reducing the maintenance cost, secondly, the scheme is used for building a high-strength platform for bearing an automobile by transversely arranging a plurality of rollers, a stop device is arranged in front of the scheme, when an electric automobile with the quick-change function is driven on the platform to be stably stopped and fixed, four tires are respectively attached to the device, and further, two wheel outer vertical surfaces at the right side of the automobile are pushed by a thrust rod, so that the automobile can move on the platform by transverse thrust, and when two wheel outer extensions at the left side of the automobile are contacted with a, thereby locking the lateral orientation of the vehicle.
2. Technical scheme
In order to solve the above problems, the present invention adopts the following technical solutions.
The utility model provides a lateral sliding module for power battery quick change load-bearing platform, includes the main box body and installs the rotary column on the main box body, spacing apron is installed to main box body front end, the apron is installed to main box body rear end, the buffer block, its characterized in that are installed to the main box body left and right sides: the main box body is made of steel, the main box body is provided with a left side vertical face and a right side vertical face, the main box body is provided with a front outer vertical face, the main box body is provided with a front inner vertical face, a rotating sheath is arranged between the front outer vertical face and the front inner vertical face, the main box body is provided with a rear outer vertical face, the main box body is provided with a rear inner vertical face, and a rotating sheath is arranged between the rear outer vertical face and the rear inner vertical face.
Furthermore, the rotary column comprises a transmission column body, anti-skid grains are arranged on the surface of the transmission column body, a rotary shaft is arranged in the front of and behind the rotary column, the rotary shaft is 30mm long and is installed in the rotary sheath, and the rotary shaft can freely rotate in the rotary sheath.
Furthermore, the limiting cover plate is fixedly arranged at the front end of the main box body and used for sealing a cavity between the front outer vertical surface and the front inner vertical surface, the top surface of the limiting cover plate is higher than a transmission plane formed by the rotary columns, and when an automobile tire contacts with the limiting cover plate, limiting perception is fed back, so that the automobile is determined to be located.
Furthermore, the cover plate is installed at the rear end of the main box body and used for sealing a cavity between the rear outer vertical surface and the rear inner vertical surface, and the inner side of the upper top surface of the cover plate is flush with a plane formed by the rotary columns.
Furthermore, the buffer blocks are made of hard rubber and are arranged on two sides of the main box body, so that the transverse impact force generated during the transmission of the module is reduced.
Furthermore, the module is loaded in the mounting groove of the quick-change power battery bearing platform, and when wheels run on the bearing plane of the module, the module is in contact with the limiting cover plate, a driver obtains perception feedback, and therefore the longitudinal position of the vehicle is determined.
Furthermore, when the wheels are stably stopped on the bearing plane of the module, the wheels are subjected to transverse thrust, so that the rotating columns are driven to rotate, the vehicle is enabled to generate transverse displacement, and accurate positioning is achieved.
Furthermore, the inner diameter of the rotating sheath is 30mm, the center distance is 70mm, and five transverse arrays are arranged in front of and behind the rotating sheath.
Furthermore, the rotating columns are totally five and are transversely arranged.
Further, the rotating shaft is 30mm long.
Furthermore, the top surface of the limiting cover plate is 20mm higher than a transmission plane formed by five rotating columns.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) according to the scheme, the rapid-replacement and modular thinking mode is adopted for design, the module provided by the invention can be rapidly installed and detached in the installation groove of the rapid-replacement bearing platform as an independent module, the maintenance and replacement difficulty is greatly reduced, and the maintenance cost is also reduced.
(2) The stopping device is arranged in front of the scheme, and when an electric automobile with a quick-change function runs on the platform, four wheels touch the front end limiting cover plate, so that a driver can sense and determine the vehicle position.
(3) The high-strength platform is transversely arranged through the multiple rolling shafts and is used for bearing an automobile, when the electric automobile with the quick-change function runs on the platform, the four tires can be respectively attached to the module, the outer vertical surfaces of the two wheels on the right side of the automobile are further pushed through the thrust rod, so that the automobile can move on the platform under the action of transverse thrust, and the automobile stops moving after being epitaxially touched with the positioning module on the left side, so that the automobile is locked for transverse positioning.
(4) The design of scheme both sides has the buffer block, can absorb horizontal impact force extension module life, also can reduce operating noise.
Drawings
FIG. 1 is an isometric view of the present invention;
FIG. 2 is an isometric view of the main cartridge body of the present invention;
FIG. 3 is an isometric view of a rotary column of the present invention;
FIG. 4 is a front view of the present invention in a state shown;
FIG. 5 is a state display isometric view of the present invention;
the reference numbers in the figures illustrate:
the device comprises a main box body 1, a rotary column 2, a limiting cover plate 3, a cover plate 4, a buffer block 5, a rotary sheath 21, a side vertical surface 22, a front inner vertical surface 23, a front outer vertical surface 24, a rear inner vertical surface 25, a rear outer vertical surface 26 and a rotary sleeve 31. Axle, 32 rotary column, 33 antiskid lines, 41 tyre
Detailed Description
The drawings in the embodiments of the invention will be combined; the technical scheme in the embodiment of the invention is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the invention; but not all embodiments, are based on the embodiments of the invention; all other embodiments obtained by a person skilled in the art without making any inventive step; all fall within the scope of protection of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
referring to fig. 1-3, a transverse sliding module for a quick-change power battery bearing platform includes a main box body and a rotary column installed on the main box body, a limiting cover plate is installed at the front end of the main box body, a cover plate is installed at the rear end of the main box body, and buffer blocks are installed on the left side and the right side of the main box body, and is characterized in that: the main box body is made of steel, the main box body is provided with a left side vertical face and a right side vertical face, the main box body is provided with a front outer vertical face, the main box body is provided with a front inner vertical face, a rotating sheath is arranged between the front outer vertical face and the front inner vertical face, the main box body is provided with a rear outer vertical face, the main box body is provided with a rear inner vertical face, and a rotating sheath is arranged between the rear outer vertical face and the rear inner vertical face. The rotary column comprises a transmission column body, anti-skid grains are arranged on the surface of the transmission column body, a rotary shaft is arranged in the front of and behind the rotary column body, the length of the rotary shaft is 30mm, the rotary shaft is installed in a rotary sheath, and the rotary shaft can freely rotate in the rotary sheath. The limiting cover plate is fixedly arranged at the front end of the main box body and used for sealing a cavity between the front outer vertical surface and the front inner vertical surface, the top surface of the limiting cover plate is higher than a transmission plane formed by the rotary columns, and when an automobile tire contacts the limiting cover plate, limiting sensing is fed back, so that the automobile is determined to be located. The cover plate is arranged at the rear end of the main box body and used for sealing a cavity between the rear outer vertical surface and the rear inner vertical surface, and the inner side of the upper top surface of the cover plate is level with a plane formed by the rotary columns. The buffer blocks are made of hard rubber materials and are arranged on two sides of the main box body, so that the transverse impact force generated during the transmission of the module is reduced.
Referring to fig. 4, the module of the invention is mounted in a mounting groove of a quick-change power battery carrying platform, and when wheels run on a carrying plane of the module of the invention, the module of the invention contacts with a limiting cover plate, so that a driver obtains sensing feedback, and the longitudinal position of a vehicle is determined.
Referring to fig. 5, when the wheel is stably stopped on the bearing plane of the module of the present invention, the wheel is subjected to a lateral thrust to drive the rotation column to rotate, so that the vehicle is laterally displaced, thereby achieving precise positioning.
Referring to fig. 2, the inner diameter of the rotating sheath is 30mm, the center distance is 70mm, and five of the front and rear sheaths are arranged transversely.
Referring to fig. 3, the rotating shaft has a length of 30 mm.
Claims (7)
1. The utility model provides a lateral sliding module for power battery quick change load-bearing platform, includes main box body (1) and installs rotary column (2) on main box body (1), spacing apron (3) are installed to main box body (1) front end, apron (4) are installed to main box body (1) rear end, buffer block (5), its characterized in that are installed to main box body (1) left and right sides: the main box body (1) is made of steel, the main box body (1) is provided with a left side vertical surface and a right side vertical surface (22), the main box body is provided with a front outer vertical surface (24), the main box body (1) is provided with a front inner vertical surface (23), a rotating sheath (21) is arranged between the front outer vertical surface (24) and the front inner vertical surface (23), the main box body (1) is provided with a rear outer vertical surface (26), the main box body (1) is provided with a rear inner vertical surface (25), and the rotating sheath (21) is arranged between the rear outer vertical surface (26) and the rear inner vertical surface (25);
the rotary column (2) comprises a transmission column body (32), anti-skid grains (33) are arranged on the surface of the transmission column body (32), a rotary shaft (31) is arranged in the front of and behind the rotary column (2), the rotary shaft (31) is installed in a rotary sheath (21), and the rotary shaft (31) can freely rotate in the rotary sheath (21);
the limiting cover plate (3) is fixedly arranged at the front end of the main box body (1), the limiting cover plate (3) is used for sealing a cavity between the front outer vertical surface (24) and the front inner vertical surface (23), and the top surface of the limiting cover plate (3) is higher than a transmission plane formed by the rotary columns (2);
the cover plate (4) is arranged at the rear end of the main box body (1), the cover plate (4) is used for sealing a cavity between the rear outer vertical surface (26) and the rear inner vertical surface (25), and the inner side of the upper top surface of the cover plate (4) is level to a plane formed by the rotary columns (2);
the buffer blocks (5) are made of hard rubber materials and are arranged on two sides of the main box body (1) to reduce the transverse impact force generated during the transmission of the module.
2. The transverse sliding module for the quick-change power battery carrying platform according to claim 1, is characterized in that: the module is loaded in the mounting groove of the quick-change power battery bearing platform, when wheels (41) run on the bearing plane of the module and are in contact with the limiting cover plate (3), a driver obtains perception feedback, and therefore the longitudinal position of a vehicle is determined.
3. The transverse sliding module for the quick-change power battery carrying platform according to claim 1, is characterized in that: when the wheels (41) are stably stopped on the bearing plane of the module, the wheels are subjected to transverse thrust, so that the rotating columns (2) are driven to rotate, the vehicle is enabled to generate transverse displacement, and accurate positioning is achieved.
4. The transverse sliding module for the quick-change power battery carrying platform according to claim 1, is characterized in that: the inner diameter of the rotating sheath (21) is 30mm, the center distance is 70mm, and five transverse arrays are arranged in front of and behind the rotating sheath.
5. The transverse sliding module for the quick-change power battery carrying platform according to claim 1, is characterized in that: the rotating columns (2) are totally five and are transversely arranged.
6. The transverse sliding module for the quick-change power battery carrying platform according to claim 1, is characterized in that: the rotating shaft (31) is 30mm long.
7. The transverse sliding module for the quick-change power battery carrying platform according to claim 1, is characterized in that: the top surface of the limiting cover plate (3) is 20mm higher than a transmission plane formed by the rotary columns (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011382153.9A CN112550057A (en) | 2020-12-01 | 2020-12-01 | Transverse sliding module for quick-change bearing platform of power battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011382153.9A CN112550057A (en) | 2020-12-01 | 2020-12-01 | Transverse sliding module for quick-change bearing platform of power battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112550057A true CN112550057A (en) | 2021-03-26 |
Family
ID=75045811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011382153.9A Withdrawn CN112550057A (en) | 2020-12-01 | 2020-12-01 | Transverse sliding module for quick-change bearing platform of power battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112550057A (en) |
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| GB0300088D0 (en) * | 2003-01-03 | 2003-02-05 | London Taxis Internat Ltd | Power unit exchange |
| CN101780791A (en) * | 2010-03-26 | 2010-07-21 | 李立国 | Automobile parking locating device and locating method thereof |
| CN102139680A (en) * | 2011-02-21 | 2011-08-03 | 谢子聪 | Power battery quick-changing system for multi-model electric passenger vehicle |
| CN202965919U (en) * | 2012-12-31 | 2013-06-05 | 普天新能源有限责任公司 | Power battery box rapid replacing mechanism of power-driven car |
| CN105059263A (en) * | 2015-07-31 | 2015-11-18 | 谢子聪 | Mobile-based charging platform system for replacing power battery of electric passenger vehicle |
| CN207657798U (en) * | 2017-10-11 | 2018-07-27 | 康迪电动汽车（海南）有限公司 | A kind of electric automobile power battery quick-change device |
| CN110329214A (en) * | 2019-06-27 | 2019-10-15 | 博众精工科技股份有限公司 | A kind of wheel alignment lifting device and electrical changing station |
| US20190350519A1 (en) * | 2016-03-23 | 2019-11-21 | Canary Medical Inc. | Implantable reporting processor for an alert implant |
| CN110626192A (en) * | 2019-11-01 | 2019-12-31 | 洛阳正丰机械有限公司 | Intelligent electric automobile quick-change battery replacement and charging system |
| CN111688533A (en) * | 2020-07-01 | 2020-09-22 | 韩斌 | Parking quick battery replacement platform |
| CN211731104U (en) * | 2019-08-16 | 2020-10-23 | 北京新能源汽车股份有限公司 | Wheel in-place detection assembly and parking limiting mechanism |
-
2020
- 2020-12-01 CN CN202011382153.9A patent/CN112550057A/en not_active Withdrawn
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB0300088D0 (en) * | 2003-01-03 | 2003-02-05 | London Taxis Internat Ltd | Power unit exchange |
| CN101780791A (en) * | 2010-03-26 | 2010-07-21 | 李立国 | Automobile parking locating device and locating method thereof |
| CN102139680A (en) * | 2011-02-21 | 2011-08-03 | 谢子聪 | Power battery quick-changing system for multi-model electric passenger vehicle |
| CN202965919U (en) * | 2012-12-31 | 2013-06-05 | 普天新能源有限责任公司 | Power battery box rapid replacing mechanism of power-driven car |
| CN105059263A (en) * | 2015-07-31 | 2015-11-18 | 谢子聪 | Mobile-based charging platform system for replacing power battery of electric passenger vehicle |
| US20190350519A1 (en) * | 2016-03-23 | 2019-11-21 | Canary Medical Inc. | Implantable reporting processor for an alert implant |
| CN207657798U (en) * | 2017-10-11 | 2018-07-27 | 康迪电动汽车（海南）有限公司 | A kind of electric automobile power battery quick-change device |
| CN110329214A (en) * | 2019-06-27 | 2019-10-15 | 博众精工科技股份有限公司 | A kind of wheel alignment lifting device and electrical changing station |
| CN211731104U (en) * | 2019-08-16 | 2020-10-23 | 北京新能源汽车股份有限公司 | Wheel in-place detection assembly and parking limiting mechanism |
| CN110626192A (en) * | 2019-11-01 | 2019-12-31 | 洛阳正丰机械有限公司 | Intelligent electric automobile quick-change battery replacement and charging system |
| CN111688533A (en) * | 2020-07-01 | 2020-09-22 | 韩斌 | Parking quick battery replacement platform |
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| PB01 | Publication | ||
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| WW01 | Invention patent application withdrawn after publication | ||
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Application publication date: 20210326 |