CN2776737Y - Multipower direct driving type electrocar having replaceable battery set box and independent suspension - Google Patents
Multipower direct driving type electrocar having replaceable battery set box and independent suspension Download PDFInfo
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- CN2776737Y CN2776737Y CN 200520078218 CN200520078218U CN2776737Y CN 2776737 Y CN2776737 Y CN 2776737Y CN 200520078218 CN200520078218 CN 200520078218 CN 200520078218 U CN200520078218 U CN 200520078218U CN 2776737 Y CN2776737 Y CN 2776737Y
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- vehicle frame
- collection case
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- wheel
- independent suspension
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Abstract
The utility model relates to a multipower direct driving type electric motor car having a replaceable storage battery set box and an independent suspension frame, which relates to the field of an electric automobile. The utility model is an electric automobile which can enhance endurance capability by the use of a method that a storage battery set box is replaced continuously and realize commercial value by the use of a method that wheels of an electric motor car are driven directly with highest efficiency and work saving. The utility model comprises a car body 1, a car frame 2, wheels 3, an independent suspension frame 3, a combined driving motor 4, a cab 5, an electric control box 5 and a replaceable storage battery set box 6. The utility model is obviously characterized in that the utility model saves a complex engine system, a gearbox with wasted power and low efficiency, a transmission system, a gear wheel for a differential mechanism and a large part connection system so as to save great amount of power consumption. The utility model is operated by the method that wheels are driven directly by the motor and the use of a safe electric control system so as to cause safety to be enhanced, and the utility model is more comfortable and has environmental protection.
Description
Technical field
The utility model belongs to communications and transportation and electronlmobil field, it is a kind of flying power that can improve battery-driven car with the method for continuous replacing battery pack collection case, adopt the mode of direct drive battery-driven car wheel energy efficient efficiently, realize the technology of battery-driven car commercial value.
Background technology
Though the appearance of electronlmobil is early than being the modern automobile of power with the combustion engine, but owing to drive the battery technology of battery-driven car, fail all for over 100 years more than a hundred years to realize that breakthrough progress, battery-driven car also belong to the vehicle of " energy is not abundant " at present, and the internal combustion vehicle of being advanced by leaps and bounds replaces.After worldwide energy shock occurring in 1973, national governments just feel oil resources some day with depleted, and agenda that the automobile that taps a new source of energy is also referred has brought life from then on for the development of electronlmobil.Recent two decades comes battery technology also to obtain very big development, but all can't compare with cheap lead-acid battery commonly used because of costing an arm and a leg, and lead-acid battery has also directly influenced the flying power of battery-driven car owing to the energy storage deficiency, has brought a difficult problem for the development of electronlmobil.For this reason, the utility model has designed with the method for constantly changing battery pack collection case, constantly enrich the energy of battery-driven car, adopt the mode of direct drive battery-driven car wheel, and saved the dissipative system such as driving engine, change speed gear box, diff of the complexity in the internal combustion vehicle, directly improve the drive efficiency of battery-driven car, make design plan of the present utility model have more realistic meaning.
The utility model content
The purpose of this utility model provides a kind of replaceable many power directly-drivings of battery pack collection case independent suspension formula battery-driven car, the mode that employing can repeat to change battery pack collection case and multiple-motor direct drive battery-driven car wheel overcomes the long-term technical barrier that is stranded " energy is not abundant " of scratching battery-driven car, is a kind of novel and practical technology.Realize that the utility model design goal technical scheme is:
Comprise replaceable many power directly-drivings of battery pack collection case independent suspension formula battery-driven car that vehicle body 1, vehicle frame 2, wheel and independent suspension 3, combination drive motor 4, operator's compartment and electric cabinet 5 and replaceable battery pack collection case 6 are formed, vehicle body 1 is located in the top of vehicle frame 2; Vehicle frame 2 is arranged on the bottom of vehicle body 1, between the top of wheel and independent suspension 3 and replaceable battery pack collection case 6; Wheel and independent suspension 3 are arranged on the bottom of vehicle frame 2, the and arranged on left and right sides of combination drive motor 4; Combination drive motor 4 is arranged on the bottom of vehicle frame 2, between two wheels and the independent suspension 3; Operator's compartment and electric cabinet 5 are arranged on the top of vehicle frame 2, the front portion of vehicle body 1; Replaceable battery pack collection case 6 is arranged on the bottom of vehicle frame 2, the front portion or the rear portion of wheel and independent suspension 3.
Comprise that car door 7, collection case hang the vehicle body 1 that suspension bracket 8, collection case sliding door 9 and sliding door rail 10 are formed, car door 7 is arranged on the top of vehicle frame 2, the front portion, left side of vehicle body 1; The collection case hangs the bottom that suspension bracket 8 is arranged on vehicle frame 2, the inboard of collection case sliding door 9, the and arranged on left and right sides of replaceable battery pack collection case 6; Collection case sliding door 9 is arranged on the middle and lower part of the and arranged on left and right sides of vehicle body 1, the outside of sliding door rail 10; Sliding door rail 10 is arranged on the middle and lower part of vehicle body 1 and arranged on left and right sides, the inboard of collection case sliding door 9.
Comprise wheel and independent suspension 3 that wheel 11, axletree 12, axle shank 13, steel spring 14, spring carrier 15, steel spring fixer 16, shock absorber 17, damper bracket 18, universal-joint 19, wheel shield 40 and chassis backplate 41 are formed, wheel 11 is arranged on the and arranged on left and right sides of vehicle frame 2 bottoms, by steel spring 14 and vehicle frame 2 resilient connection; Axletree 12 is arranged on the axis of wheel 11, and by axle shank 13 parcels wherein, an end and 11 coaxial connections of wheel, the other end rotate with universal-joint 19 and connect; Axle shank 13 also is arranged on the axis of wheel 11, is the square type body of the hollow of a parcel axletree 12, and the one end connects with the nonrotational partial fixing of wheel 11, and the other end and damper bracket 18 are fixedly connected; Steel spring 14 is arranged on the both sides of the bottom of vehicle frame 2, by steel spring fixer 17 it is fixed on the axle shank 13 in the middle of it, and two ends are fixedly installed on respectively on the spring carrier 15 in vehicle frame 2 outsides; Spring carrier 15 is fixedly installed on the both sides of vehicle frame 2 bottoms, the top of steel spring 14; Steel spring fixer 16 is arranged on the inboard of wheel 11, the middle part of steel spring 14; Shock absorber 17 is arranged on the bottom of vehicle frame 2, and an end is fixed on the vehicle frame 2, and the other end is fixed on the damper bracket 18; Damper bracket 18 is arranged on the bottom of vehicle frame 2, is fixed on the end of axle shank 13 near universal-joint 19; Universal-joint 19 is arranged between axletree 12 and the combination drive motor 4, and an end rotates with axletree 12 and connects, and the other end rotates with clutch shaft 27 and connects; Wheel shield 40 is arranged on the and arranged on left and right sides on vehicle frame 2 tops, the top of wheel 11; Chassis backplate 41 is arranged on the bottom of combination drive motor 4, between the left and right wheel 11.
Comprise the combination drive motor 4 that electric machine support 20, motor stator 21, rotor 22, rotor-bearing 23, power-transfer clutch fixed mount 24, clutch-lining 25, clutch driven disc 26, clutch shaft 27, clutch shaft bearing 28 and clutch cover back plate 29 are formed, electric machine support 20 is fixedly installed on the bottom in the middle of the vehicle frame 2; Motor stator 21 is fixedly connected on electric machine support 20; Rotor 22 is by being arranged on the rotor-bearing 23 on the motor stator 21 housing central axis, is fixedly installed on the axis of motor stator 22 to rotate; Power-transfer clutch fixed mount 24 is fixedly connected with rotor 22; Clutch-lining 25 is arranged between rotor 22 and the clutch driven disc 26, connects with rotor 22 pivoting friction on same axis by clutch shaft 27; Clutch driven disc 26 is arranged between clutch-lining 25 and the clutch cover back plate 29, is slidingly connected with clutch shaft 27; Clutch shaft 27 rotates on same axis by transmission shaft bearing 28 and clutch driven disc 26, and the spline of transmission shaft 27 1 ends and clutch-lining 25 and clutch driven disc 26 are slidingly connected; The other end rotates with universal-joint 19 and connects; Clutch cover back plate 29 is linked by gong silk and motor stator 21.
Comprise operator's compartment and electric cabinet 5 that bearing circle 30, pedal of clutch 31, brake pedal 32, automatically controlled pedal 33 and electric cabinet 34 are formed, bearing circle 30 is arranged on the left front portion of vehicle body 1, the top of vehicle frame 2; On the top of the bottom of bearing circle vehicle frame 2, from left to right set gradually and be pedal of clutch 31, brake pedal 32 and automatically controlled pedal 33; Electric cabinet 34 is arranged on the top of vehicle frame 2, the right front portion of vehicle body 1, the right side of bearing circle 30.
Comprise the replaceable battery pack collection case 6 that casing 35, battery pack 36, power connection device 37, push-and-pull load lever 38 and collection case suspension arm 39 are formed, casing 35 is hollow square type bodies that surrounded by various shaped steel, be arranged on the bottom of vehicle frame 2, be suspended on left and right collection case by collection case suspension arm 39 and hang between the suspension bracket 8; Battery pack 36 is fixedly installed in the hollow square type body of casing 35; Power connection device 37 is fixedly installed on the forward and backward both sides of casing 35, between two pairs of push-and-pull load levers 38; Push-and-pull load lever 38 is arranged on the upper and lower of forward and backward both sides of casing 35; Collection case suspension arm 39 is arranged on the top of collection case 35 and arranged on left and right sides.
Battery-driven car of the present utility model can be by a motor direct-drive, also can be the battery-driven car that is driven simultaneously by two motors, four motors or multiple electric motors; Replaceable battery pack collection case can be a collection case on every chassis, also can be decomposed into several collection casees, and its vehicle-mounted performance is constant.
Description of drawings
Fig. 1 is replaceable many power directly-drivings of battery pack collection case independent suspension formula battery-driven car car load preparation schematic perspective view.
Fig. 2 is the plane side-looking preparation scheme drawing of wheel and independent suspension 3.
Fig. 3 is the preparation schematic perspective view of replaceable battery pack collection case 6.
Fig. 4 is the plane backsight preparation scheme drawing of wheel and independent suspension 3 and combination drive motor 4.
The specific embodiment:
Below in conjunction with accompanying drawing the utility model is further illustrated:
Fig. 1 is the car load preparation schematic perspective view of battery-driven car, as can be seen from Figure 1 battery-driven car does not have too big difference with fuel-engined vehicle in appearance, different is that battery-driven car is to drive with electrical motor, fuel-engined vehicle is to use internal combustion engine drive, but battery-driven car has also saved change speed gear box and complicated driving system simultaneously; The frame chamber of sailing is also not many with the fuel-engined vehicle difference, and the accelerator of different is fuel-engined vehicle is that throttle is controlled, and battery-driven car is to replace with automatically controlled pedal 33.In addition, driving motor of electric vehicle is to be controlled by the electrical controller in the electric cabinet 34.From Fig. 1, it can also be seen that, increased several removable battery pack collection casees 6 in the bottom of electromobile frame 2,, be provided with several groups of collection case sliding doors 9 and push-and-pull slide rail 10 in the front of collection case 6 for ease of the replacing of collection case 6.
Fig. 2 is the plane side-looking preparation scheme drawing of wheel and independent suspension 3, as can be seen from Figure 2, the suspension and the fuel-engined vehicle of battery-driven car are different, the key distinction is in order to make electrical motor direct drive wheel, and removed the Transmission Bridge in the fuel-engined vehicle, and differential gear etc., and adopted independent suspension and in electric cabinet 34, be provided with the electronic differential controller, except that keeping fuel-engined vehicle steel spring 14 and support thereof, on the axle shank 13 of the inner of axletree 12, be provided with damper bracket 18, two at damper bracket 18 respectively is provided with shock absorber 17, to assist steel spring 14 support wheel 11, with the no bridge independent suspension of steel spring 14 common realizations, increased the resistance to shock of battery-driven car simultaneously.
Fig. 3 is the preparation schematic perspective view of replaceable battery pack collection case 6, as can be seen from Figure 3, in the collection box body 35 many replaceable battery packs 36 is arranged, and adopts the mode of constantly changing battery pack collection case 6 to realize increasing the flying power of battery-driven car.The charging and the power supply of battery pack 36 for the ease of collection case 6 is provided with power connection device 37 in the forward and backward both sides of casing 35; In order to make collection case 6 be convenient to change, be provided with push-and-pull load lever 38 in the upper and lower of the both sides, front and back of casing 35; For collection case 6 is suspended on the vehicle frame 2 of battery-driven car, on casing 35, be provided with collection case suspension arm 39.
Fig. 4 is the plane backsight preparation scheme drawing of wheel and independent suspension 3 and combination drive motor 4, as can be seen from Figure 4 makes up drive motor 4 and is designed to disc type electric machine, and the stator 21 of drive motor is fixed on the electric machine support 20; On motor stator 21 housing central axis, be provided with rotor-bearing 23, rotor 22 rotates on the axis of motor stator 21 by rotor-bearing 23, power-transfer clutch fixed mount 24 rotates power-transfer clutch and rotor 22 after being fixedly connected with rotor 22 on same axis; Be provided with clutch-lining 25 between clutch driven disc 26 and rotor 22, clutch driven disc 26 connects with rotor 22 frictional rotation on same axis by friction lining 25; On clutch cover back plate 29, be provided with clutch shaft and hold 28, clutch shaft 27 rotates on drive bearing 28 axis, the splined friction lining 25 of transmission shaft 27 1 ends and clutch driven disc 26, clutch driven disc 26 can slide on the spline of transmission shaft 27, realize clutch with friction lining 25, the other end of transmission shaft 27 connects with universal-joint 19, and the other end of universal-joint 19 connects axletree 12, axletree 12 connects with wheel 11, thereby reach the rotary driving force on the motor rotor 22 is passed on the wheel 11, drive the operation of battery-driven car.From Fig. 4, it can also be seen that the preparation of wheel and independent suspension 3, the nonrotational part of axle shank 13 and wheel 11 is fixed together firmly, become the supporting mass of wheel 11, Fig. 2 and Fig. 4 are combined as can be seen, axle shank 13 has three strong points, be respectively middle part and two shock absorbers 17 of steel spring 14, play the supporting role of former vehicle bridge, two shock absorbers 17 are connected on the vehicle frame 2, and the connecting of the two ends of steel spring 14 and the spring carrier 15 that is arranged on vehicle frame 2 outsides, realized having connect at 4, thereby finished the preparation of wheel and independent suspension 3 with vehicle frame 2.
Battery-driven car has formed a complete car load design by above-mentioned preparation, change the attached design of battery pack collection case by some again, make the replacing accumulators collection case become the shirtsleeve operation program, just can realize the quick replacing of battery pack collection case, and make the vehicle of this " it is abundant that the not abundant vehicle of energy becomes energy ", because engine system and change speed gear box and a large amount of gear loss of diff that the direct-driving electric motor-car has saved the modern automobile complexity, and replace electrical shift and electronic differential, saved the own loss that a large amount of modern automobilies can't be avoided, energy utilization rate is greatly improved, also just reduced operating cost.The utility model is a battery-driven car design plan that less expensive is feasible.
Claims (8)
1, a kind of replaceable many power directly-drivings of battery pack collection case independent suspension formula battery-driven car, comprise that vehicle body (1), vehicle frame (2), wheel and independent suspension (3), combination drive motor (4), frame sail the chamber and form with electric cabinet (5) and replaceable battery pack collection case (6), it is characterized in that: vehicle body (1) is located in the top of vehicle frame (2); Vehicle frame (2) is arranged on the bottom of vehicle body (1), between the top of wheel and independent suspension (3) and replaceable battery pack collection case (6); Wheel and independent suspension (3) are arranged on the bottom of vehicle frame (2), the and arranged on left and right sides of combination drive motor (4); Combination drive motor (4) is arranged on the bottom of vehicle frame (2), between two wheels and the independent suspension (3); Operator's compartment and electric cabinet (5) are arranged on the top of vehicle frame (2), the front portion of vehicle body (1); Replaceable battery pack collection case (6) is arranged on the bottom of vehicle frame (2), the front portion or the rear portion of wheel and independent suspension (3).
2, according to the vehicle body (1) of replaceable many power directly-drivings of the battery pack collection case independent suspension formula battery-driven car described in the claim (1), comprise that car door (7), collection case hang suspension bracket (8), collection case sliding door (9) and sliding door rail (10) and form, it is characterized in that: car door (7) is arranged on the top of vehicle frame (2), the front portion, left side of vehicle body (1); The collection case hangs the bottom that suspension bracket (8) is arranged on vehicle frame (2), the inboard of collection case sliding door (9), the and arranged on left and right sides of replaceable battery pack collection case (6); Collection case sliding door (9) is arranged on the middle and lower part of the and arranged on left and right sides of vehicle body (1), the outside of sliding door rail (10); Sliding door rail (10) is arranged on the middle and lower part of vehicle body (1) and arranged on left and right sides, the inboard of collection case sliding door (9).
3, according to the vehicle frame (2) of replaceable many power directly-drivings of the battery pack collection case independent suspension formula battery-driven car described in the claim (1), constituted by purpose made vehicle frame shaped steel, it is characterized in that: vehicle frame (2) is the framed structure that is made of channel-section steel, is the carrying main body of whole vehicle body (1) and wheel and independent suspension members such as (3).
4, wheel and independent suspension (3) according to replaceable many power directly-drivings of the battery pack collection case independent suspension formula battery-driven car described in the claim (1), comprise wheel (11), axletree (12), axle shank (13), steel spring (14), spring carrier (15), steel spring fixer (16), shock absorber (17), damper bracket (18), universal-joint (19), wheel shield (40) and chassis backplate (41) are formed, it is characterized in that: wheel (11) is arranged on the left side of vehicle frame (2) bottom, right both sides are by steel spring (14) and vehicle frame (2) resilient connection; Axletree (12) is arranged on the axis of wheel (11), and by axle shank (13) parcel wherein, an end and coaxial connection of wheel (11), the other end rotate with universal-joint (19) and connect; Axle shank (13) also is arranged on the axis of wheel (11), is the cuboid of the hollow of a parcel axletree (12), and the one end connects with the nonrotational partial fixing of wheel (11), and the other end and damper bracket (18) are fixedly connected; Steel spring (14) is arranged on the both sides of the bottom of vehicle frame (2), by steel spring fixer (17) it is fixed on the axle shank (13) in the middle of it, and two ends are fixedly installed on respectively on the spring carrier (15) in vehicle frame (2) outside; Spring carrier (15) is fixedly installed on the both sides of vehicle frame (2) bottom, the top of steel spring (14); Steel spring fixer (16) is arranged on the inboard of wheel (11), the middle part of steel spring (14); Shock absorber (17) is arranged on the bottom of vehicle frame (2), and an end is fixed on the vehicle frame (2), and the other end is fixed on the damper bracket (18); Damper bracket (18) is arranged on the bottom of vehicle frame (2), is fixed on the end of axle shank (13) near universal-joint (19); Universal-joint (19) is arranged between axletree (12) and the combination drive motor (4), and an end rotates with axletree (12) and connects, and the other end rotates with clutch shaft (27) and connects; Wheel shield (40) is arranged on the and arranged on left and right sides on vehicle frame (2) top, the top of wheel (11); Chassis backplate (41) is arranged on the bottom of combination drive motor (4), between the left and right wheel (11).
The combination drive motor (4) that 5, will show replaceable many power directly-drivings of the battery pack collection case independent suspension formula battery-driven car described in (1) according to right, comprise that electric machine support (20), motor stator (21), rotor (22), rotor-bearing (23), power-transfer clutch fixed mount (24), clutch-lining (25), clutch driven disc (26), clutch shaft (27), clutch shaft bearing (28) and clutch cover back plate (29) form, it is characterized in that: electric machine support (20) is fixedly installed on the bottom in the middle of the vehicle frame (2); Motor stator (21) is fixedly connected on electric machine support (20); Rotor (22) is by being arranged on the rotor-bearing (23) on motor stator (21) the housing central axis, is fixedly installed on the axis of motor stator (22) to rotate; Power-transfer clutch fixed mount (24) is fixedly connected with rotor (22); Clutch-lining (25) is arranged between rotor (22) and the clutch driven disc (26), connects with rotor (22) pivoting friction on same axis by clutch shaft (27); Clutch driven disc (26) is arranged between clutch facing (25) and the clutch cover back plate (29), is slidingly connected with clutch shaft (27); Clutch shaft (27) rotates on same axis by transmission shaft bearing (28) and clutch driven disc (26), the spline of transmission shaft (27) one ends and clutch facing (25) and clutch driven disc (26) are slidingly connected, and the other end rotates with universal-joint (19) and connects; Clutch cover back plate (29) is linked by gong silk and motor stator (21).
6, according to the operator's compartment and the electric cabinet (5) of replaceable many power directly-drivings of the battery pack collection case independent suspension formula battery-driven car described in the claim (1), comprise that bearing circle (30), pedal of clutch (31), brake pedal (32), automatically controlled pedal (33) and electric cabinet (34) form, it is characterized in that: bearing circle (30) is arranged on the left front portion of vehicle body (1), the top of vehicle frame (2); On the top of the bottom of bearing circle vehicle frame (2), from left to right set gradually and be pedal of clutch (31), brake pedal (32) and automatically controlled pedal (33); Electric cabinet (34) is arranged on the top of vehicle frame (2), the right front portion of vehicle body (1), the right side of bearing circle (30).
7, according to the replaceable battery pack collection case (6) of replaceable many power directly-drivings of the battery pack collection case independent suspension formula battery-driven car described in the claim (1), comprise casing (35), battery pack (36), power connection device (37), push-and-pull load lever (38) and collect case suspension arm (39) and form, it is characterized in that: casing (35) is a hollow, rectangular body that is surrounded by various shaped steel, be arranged on the bottom of vehicle frame (2), be suspended on left and right collection case by collection case suspension arm (39) and hang between the suspension bracket (8); Battery pack (36) is fixedly installed in the hollow, rectangular body of casing (35); Power connection device (37) is fixedly installed on the forward and backward both sides of casing (35), and two pairs of push-and-pull dresses cut between the bar (38); Push-and-pull load lever (38) is arranged on the upper and lower of forward and backward both sides of casing (35); Collection case suspension arm (39) is arranged on the top of collection case (35) and arranged on left and right sides.
8, according to replaceable many power directly-drivings of the battery pack collection case independent suspension formula battery-driven car described in the claim (1), its feature also is; Battery-driven car can be by a motor direct-drive, also can be to drive the battery-driven car of advising by two motors, four motors or multiple electric motors row when advancing; Replaceable battery pack collection case can be a collection case on every chassis, also can be decomposed into several collection casees, and its vehicle-mounted performance is constant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520078218 CN2776737Y (en) | 2005-01-08 | 2005-01-08 | Multipower direct driving type electrocar having replaceable battery set box and independent suspension |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520078218 CN2776737Y (en) | 2005-01-08 | 2005-01-08 | Multipower direct driving type electrocar having replaceable battery set box and independent suspension |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2776737Y true CN2776737Y (en) | 2006-05-03 |
Family
ID=36744122
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520078218 Expired - Fee Related CN2776737Y (en) | 2005-01-08 | 2005-01-08 | Multipower direct driving type electrocar having replaceable battery set box and independent suspension |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2776737Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103078210A (en) * | 2013-01-15 | 2013-05-01 | 力帆实业(集团)股份有限公司 | Electric car electrode connector |
| CN103269941A (en) * | 2010-12-28 | 2013-08-28 | Posco公司 | Underbody for electric vehicle |
| CN104553719A (en) * | 2014-12-29 | 2015-04-29 | 金龙联合汽车工业（苏州）有限公司 | Directly-connected driving pure electric passenger car for groups |
| CN109094393A (en) * | 2018-07-24 | 2018-12-28 | 陈倩 | A kind of battery carrying device structure based on electric automobile chassis |
-
2005
- 2005-01-08 CN CN 200520078218 patent/CN2776737Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103269941A (en) * | 2010-12-28 | 2013-08-28 | Posco公司 | Underbody for electric vehicle |
| CN103078210A (en) * | 2013-01-15 | 2013-05-01 | 力帆实业(集团)股份有限公司 | Electric car electrode connector |
| CN103078210B (en) * | 2013-01-15 | 2015-04-08 | 力帆实业(集团)股份有限公司 | Electric car electrode connector |
| CN104553719A (en) * | 2014-12-29 | 2015-04-29 | 金龙联合汽车工业（苏州）有限公司 | Directly-connected driving pure electric passenger car for groups |
| CN109094393A (en) * | 2018-07-24 | 2018-12-28 | 陈倩 | A kind of battery carrying device structure based on electric automobile chassis |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060503 |