CN211764888U

CN211764888U - Electric vehicle chassis capable of quickly replacing power battery

Info

Publication number: CN211764888U
Application number: CN202020407922.5U
Authority: CN
Inventors: 尤玉狮; 刘竞威; 刘志勇; 汪灿; 刘卓科; 陈国栋
Original assignee: Guangdong Xiangtian Automobile Intelligent Co ltd; Guangdong Xiangtian Intelligent Automobile Research Park Co ltd
Current assignee: Guangdong Huaben Research Institute Co ltd; Guangdong Xiangtian Automobile Intelligent Co ltd; Guangxi Tianren Hejun Rong Technology Industry Co ltd
Priority date: 2020-03-26
Filing date: 2020-03-26
Publication date: 2020-10-27
Anticipated expiration: 2030-03-26

Abstract

The utility model belongs to the technical field of the electric automobile technique and specifically relates to a but quick replacement power battery's electric motor car chassis, including the chassis main part, the rear end of chassis main part is provided with the back tailboard, back tailboard top surface is equipped with the guide rail, the left and right sides edge of back tailboard all is equipped with the curb plate, be located and install locking means on the curb plate of right side, be provided with the battery box on the back tailboard, a plurality of guide ways have been seted up to the bottom face position department of battery box, install the pulley in the guide way, but this quick replacement power battery's electric motor car chassis, through the convenient to detach's that sets up battery box, make the battery easily change and through the locking means who sets up, can prevent the relative motion of battery.

Description

Electric vehicle chassis capable of quickly replacing power battery

Technical Field

The utility model relates to an electric automobile technical field specifically is a but quick replacement power battery's electric vehicle chassis.

Background

With the improvement of environmental requirements, more and more people start purchasing electric automobiles, but the main pain points of the electric automobiles currently used are that the driving range of a power battery is short, the charging time of the power battery is long, and the price of the power battery is high.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a but quick replacement power battery's electric vehicle chassis to the main painful point of electric automobile present use who provides in solving above-mentioned background art lies in power battery's continuation of the journey mileage short, power battery's charge time is long, power battery's problem of high price.

In order to achieve the above object, the utility model provides a following technical scheme:

an electric vehicle chassis capable of rapidly replacing a power battery comprises a chassis main body, wherein a rear tail plate is arranged at the rear end of the chassis main body, a baffle is arranged at the edge of the front end of the rear tail plate, a pair of guide rails which are distributed in parallel is arranged on the top surface of the rear tail plate, side plates are arranged at the edges of the left side and the right side of the rear tail plate, a locking device is arranged at the right end of the side plate and comprises a fixed frame arranged on the side plate, a sliding block which is connected with the fixed frame in a sliding manner, a sliding column arranged on the right end of the sliding block and a spring sleeved outside the sliding column, a locking block is arranged at the left end of the sliding block, the left end surface of the locking block is inclined, a battery box is arranged on the rear tail plate, a plurality of guide grooves are formed in the position of the bottom end surface of the battery box, pulleys are arranged in the guide grooves, and the right end face of the side block positioned on the right side is provided with a locking groove, and the locking block extends into the locking groove.

Preferably, the four corners of the top end of the chassis main body are tightly welded with wheel shoes.

Preferably, the side plate is tightly welded with the rear tail plate, and a through hole for the locking block to pass through is formed in the side plate provided with the locking device.

Preferably, the fixed frame is hollow cuboid structure and with the curb plate welds closely, the slide opening has been seted up on the right-hand member face of fixed frame, the sliding block with the inboard shape looks adaptation of fixed frame.

Preferably, the left end of traveller be equipped with the screw thread post and with sliding block threaded connection, the right-hand member of traveller is equipped with the free bearing, install the tail-stock on the free bearing.

Preferably, the left end of the tail rod is provided with a hinge table hinged with the hinge seat, and the right end of the hinge seat is tightly welded with a stirring ball.

Preferably, the top surface of the battery box is provided with a cavity for installing batteries, the guide grooves are equal in number and correspond to the guide rails in position one to one, and the pulleys are in rolling connection with the guide rails.

Compared with the prior art, the beneficial effects of the utility model are that:

1. according to the electric vehicle chassis capable of quickly replacing the power battery, the battery is easy to replace through the arranged battery box convenient to disassemble, the vehicle can run for a long distance only by quickly replacing the power battery on the premise that a power battery replacement station is arranged or a power battery distribution vehicle is moved, the electric vehicle chassis is particularly suitable for transportation purposes of shared trips or shared electric logistics, and the problems that the driving range of the power battery is short, the charging time of the power battery is long and the price of the power battery is high in the main pain point of the electric vehicle currently used are solved;

2. this but electric motor car chassis of quick replacement power battery through the locking means who sets up, can prevent after the battery box installation that power battery carries out relative motion on the tailboard at the vehicle in-process that traveles.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of the middle and rear tail plates of the present invention;

fig. 3 is a schematic view illustrating the installation of the locking device of the present invention;

fig. 4 is an exploded view of the locking device of the present invention;

fig. 5 is a schematic structural diagram of the middle battery box of the present invention.

In the figure: 1. a chassis main body; 11. a wheel tile; 2. a rear tail plate; 21. a baffle plate; 22. a guide rail; 23. a side plate; 231. a through hole; 3. a locking mechanism; 31. a fixing frame; 311. a slide hole; 32. a slider; 321. a locking block; 33. a traveler; 331. hinging seat; 332. a tail rod; 333. a hinging table; 34. a spring; 4. a battery box; 41. a cavity; 42. a guide groove; 421. a pulley; 43. an edge block; 431. and a locking groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Referring to fig. 1-5, the present invention provides a technical solution:

an electric vehicle chassis capable of rapidly replacing a power battery, as shown in fig. 1-5, comprises a chassis main body 1, a rear tail plate 2 is arranged at the rear end of the chassis main body 1, a baffle 21 is arranged at the front end edge of the rear tail plate 2, a pair of guide rails 22 which are distributed in parallel are arranged on the top surface of the rear tail plate 2, side plates 23 are arranged at the left and right edges of the rear tail plate 2, a locking device 3 is arranged at the right end of the right side plate 23, the locking device 3 comprises a fixed frame 31 arranged on the side plates 23, a sliding block 32 connected with the fixed frame 31 in a sliding manner, a sliding column 33 arranged on the right end of the sliding block 32 and a spring 34 sleeved outside the sliding column 33, a locking block 321 is arranged at the left end of the sliding block 32, the left end surface of the locking block 321 is inclined, a battery box 4 is arranged on the rear tail plate 2, a plurality of guide grooves 42 are, both ends edge all is equipped with limit piece 43 about battery box 4, has seted up locking groove 431 on being located the right-hand member face of right side limit piece 43, and locking piece 321 stretches into in the locking groove 431.

In this embodiment, the side plate 23 is tightly welded to the rear tail plate 2, the side plate 23 with the locking device 3 is provided with a through hole 231 for the locking block 321 to pass through, the fixing frame 31 is a hollow rectangular parallelepiped and is tightly welded to the side plate 23, the right end surface of the fixing frame 31 is provided with a sliding hole 311, the sliding block 32 is adapted to the shape of the inner side of the fixing frame 31, the left end of the sliding column 33 is provided with a threaded column and is in threaded connection with the sliding block 32, the right end of the sliding column 33 is provided with a hinged support 331, the hinged support 331 is provided with a tail rod 332, the spring 34 is installed between the sliding block 32 and the fixing frame 31, and under the elastic action of the spring 34, the left end surface of the sliding block 32 is always attached to the right end surface.

Specifically, the top surface of the battery box 4 is provided with a cavity 41 for installing the battery, the number of the guide grooves 42 is equal to that of the guide rails 22, the positions of the guide grooves correspond to those of the guide rails 22 one by one, the pulleys 421 are connected with the guide rails 22 in a rolling manner, when the battery case 4 slides forward along the guide rail 22 by the pulley 421 so that the side block 43 gradually touches the locking block 321, the side block 43 presses the slope-shaped lock block 321 to retract the lock block 321 into the through hole 231, and as the battery case 4 slides, when the front end of the battery case 4 contacts the stopper 21, the sliding of the battery case 4 is stopped, and the locking piece 321 is inserted into the locking groove 431 by the elastic force of the spring 34, the blocking of the rear end face of the lock block 321 prevents the battery box 4 from sliding rearward along the guide rail 22 to allow relative movement of the battery box 4 during vehicle travel, while the side plate 23 blocks the side block 43 to prevent lateral shaking of the battery box 4.

In addition, the left end of the tail rod 332 is provided with a hinge table 333 hinged with the hinge base 331, a poking ball is tightly welded at the right end of the hinge base 331, when the poking ball is pulled, the tail rod 332 drives the sliding column 33 to slide rightwards and enables the sliding column 33 to drive the sliding block 32 to slide, so that the locking block 321 is retracted into the through hole 231, the battery box 4 is poked at the moment, the battery box 4 slides outwards along the guide rail 22, the battery box 4 is detached so as to rapidly replace the battery, the tail rod 332 is hinged with the sliding column 33 in a normal state, the tail rod 332 is in a sagging state, and the relative movement of the battery box 4 in the vehicle driving process caused by the fact that the sliding column 33 is poked unintentionally to unlock the battery box 4 can be prevented.

It is worth to be noted that the four corners of the top end of the chassis main body 1 are tightly welded with the wheel shoes 11.

When the battery of the electric vehicle chassis capable of rapidly replacing the power battery is replaced, firstly, the poking ball is pulled to enable the tail rod 332 to drive the sliding column 33 to slide rightwards and enable the sliding column 33 to drive the sliding block 32 to slide, so that the locking block 321 is retracted into the through hole 231, then, the battery box 4 is poked to enable the battery box 4 to slide outwards along the guide rail 22, then, the battery box 4 filled with the full battery is put on the rear tail plate 2 after being taken off from the rear tail plate 2, the guide groove 42 on the battery box 4 is aligned with the guide rail 22 on the rear tail plate 2 and the battery box 4 is pushed along the guide rail 22 to enable the battery box 4 to slide along the guide rail 22 under the action of the pulley 421, finally, along with the sliding of the battery box 4, the edge block 43 on the battery box 4 extrudes the locking block 321 in an inclined plane shape to retract into the through hole 231, and finally, when the front end of the battery box 4 touches the baffle 21, the battery box 4 stops sliding, at the same time, the locking block 321 extends into the locking groove 431 under the elastic action of the spring 34, and the blocking at the rear end face of the locking block 321 makes the battery box 4 in a locked state on the rear tail board 2, so as to prevent the relative movement of the battery box 4 during the running process of the power battery.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a but quick replacement power battery's electric motor car chassis, includes chassis main part (1), its characterized in that: the rear end of chassis main part (1) is provided with back tailboard (2), the front end edge department of back tailboard (2) is provided with baffle (21), back tailboard (2) top surface is equipped with a pair of guide rail (22) that are parallel distribution, the left and right sides edge of back tailboard (2) all is equipped with curb plate (23), is located the right side locking device (3) are installed to the right-hand member of curb plate (23), locking device (3) including install fixed frame (31) on curb plate (23), with fixed frame (31) sliding connection's sliding block (32), install traveller (33) on sliding block (32) right-hand member and cup joint spring (34) in traveller (33) outside, the left end of sliding block (32) is equipped with locking block (321), the left end face of locking block (321) is the slope form, be provided with battery box (4) on back tailboard (2), a plurality of guide grooves (42) have been seted up to the bottom end face position department of battery box (4), install pulley (421) in guide groove (42), both ends edge all is equipped with limit piece (43) about battery box (4), is located the right side locking groove (431) have been seted up on the right-hand member face of limit piece (43), locking piece (321) stretch into in locking groove (431).

2. The electric vehicle chassis capable of rapidly replacing the power battery as in claim 1, wherein: the four corners of the top end of the chassis main body (1) are tightly welded with wheel tiles (11).

3. The electric vehicle chassis capable of rapidly replacing the power battery as in claim 1, wherein: the side plate (23) is tightly welded with the rear tail plate (2), and a through hole (231) for the locking block (321) to pass through is formed in the side plate (23) provided with the locking device (3).

4. The electric vehicle chassis capable of rapidly replacing the power battery as in claim 1, wherein: fixed frame (31) be hollow cuboid structure and with curb plate (23) closely weld, seted up slide opening (311) on the right-hand member face of fixed frame (31), sliding block (32) with the inboard shape looks adaptation of fixed frame (31).

5. The electric vehicle chassis capable of rapidly replacing the power battery as in claim 1, wherein: the left end of traveller (33) be equipped with the screw thread post and with sliding block (32) threaded connection, the right-hand member of traveller (33) is equipped with free bearing (331), install tail-stock (332) on free bearing (331).

6. The electric vehicle chassis capable of rapidly replacing the power battery as in claim 5, wherein: the left end of the tail rod (332) is provided with a hinge table (333) hinged with the hinge base (331), and the right end of the hinge base (331) is tightly welded with a poking ball.

7. The electric vehicle chassis capable of rapidly replacing the power battery as in claim 1, wherein: the top surface of battery box (4) is seted up cavity (41) that are used for installing the battery, guide way (42) with the quantity of guide rail (22) equals and the position one-to-one, pulley (421) with guide rail (22) roll connection.