CN108862100B - Electric motor car battery machine of lifting of angularly adjustable - Google Patents

Abstract

The invention discloses an electric vehicle battery lifter with an adjustable angle, which comprises a walking trolley and a lifting platform, wherein the lower part of the walking trolley is provided with a walking device; the lifting platform comprises a horizontal adjusting mechanism, a sliding plate mechanism positioned above the horizontal adjusting mechanism and a lifting mechanism connected between the horizontal adjusting mechanism and the sliding plate mechanism; the first end of the horizontal adjusting mechanism is hinged to the upper part of the travelling trolley, and the second end of the horizontal adjusting mechanism is a free end which can turn around the first end of the horizontal adjusting mechanism; the upper surface of the sliding plate mechanism is a contact surface with the power battery. The lifting machine can flexibly adjust the angle and the position of the power battery on the upper surface of the sliding plate mechanism, and is convenient to detach, maintain, overhaul and install, so that the power battery can be better attached to the bottom of an automobile during installation, and the requirements of different electric automobile batteries for installation and detachment are met.

Description

An angle-adjustable electric vehicle battery lift

technical field

The invention relates to the technical field of electric vehicle battery maintenance and repair, in particular to an electric vehicle battery lift with adjustable angle.

Background technique

In recent years, with the continuous promotion and development of electric vehicles, the power battery is the core component of electric vehicles, which has a great impact on the performance of electric vehicles. Its maintenance and repair are very important, and the demand is also increasing. In order not to occupy the space of the car, some high-power on-board power batteries are usually installed at the bottom of the car. The bottom of the car is often narrow, and the power battery of electric vehicles is heavy, and it is difficult to manually load and unload during maintenance and repair. It is usually necessary to use A lift specially used for on-board power batteries, remove the power battery and move it to a suitable position for easy maintenance.

At present, the top plate of the common electric vehicle battery lifts on the market cannot be inclined or the inclination angle cannot be adjusted, but most vehicle power batteries are not installed horizontally at the bottom of the car, but will have a certain angle with the bottom of the vehicle body, so it is necessary to The installation or removal of the battery can only be completed with other assistance, resulting in inconvenience. In addition, because most on-board power batteries are installed on both sides of the bottom of the car, and most of the top plates of existing battery lifts cannot be moved sideways, during maintenance and overhaul, the top plate of the lift will block the space under the battery, so it is not possible to do so. Easy to operate.

SUMMARY OF THE INVENTION

In order to solve the above problems, the present invention provides an electric vehicle battery lift with adjustable angle, which can flexibly adjust the angle and position of the battery, and facilitate the disassembly, maintenance, repair and installation of the battery.

Based on this, the present invention provides an electric vehicle battery lift with an adjustable angle, including: a walking trolley, the lower part of the walking trolley is provided with a walking device; The sliding plate mechanism above the leveling mechanism, and the lifting mechanism connected between the leveling mechanism and the sliding mechanism; the first end of the leveling mechanism is hinged to the upper part of the traveling trolley; The second end of the adjusting mechanism is a free end that can be turned around the first end; the upper surface of the sliding plate mechanism is the contact surface with the power battery.

Preferably, the level adjustment mechanism includes a middle frame and a first telescopic cylinder; the traveling trolley has a base frame, and the traveling device is mounted on the bottom of the base frame; the first end of the middle frame is hinged to the base frame. On the upper part of the base frame, the body of the first telescopic cylinder is hinged to the base frame, and the second end of the middle frame is hinged to the free end of the piston rod of the first telescopic cylinder.

Preferably, a link mechanism is provided between the level adjustment mechanism and the sliding plate mechanism, and the link mechanism is formed as the lift mechanism;

The link mechanism includes an inner link assembly and an outer link assembly, the inner link assembly and the middle part of the outer link assembly are hinged to each other, and the first end of the outer link assembly is hinged to the horizontal adjustment The upper part of the first end of the mechanism, the first end of the inner link assembly is slidably connected to the second end of the leveling mechanism; the second ends of the outer link assembly and the inner link assembly are hinged to the Bottom of skateboard mechanism.

Preferably, the link mechanism further includes a second telescopic cylinder, an intermediate rod is connected at the hinged joint between the outer link assembly and the inner link assembly, and the body of the second telescopic cylinder is hinged to the horizontal At the first end of the adjustment mechanism, the intermediate rod is hinged with the free end of the piston rod of the second telescopic cylinder; the first end of the inner link assembly is connected with a slider, and the slider is slidably connected to the device. in the bar-shaped groove on the horizontal adjustment mechanism.

Preferably, the sliding plate mechanism includes a top frame and a sliding plate slidably connected to the top frame, and the sliding plate can slide toward one side of the electric vehicle battery lift.

Preferably, a plurality of steel ball seats are arranged on the top frame, and the sliding plate is in rolling contact with the steel ball seats; the bottom of the sliding plate is connected with a limit screw, and the top frame is provided with a limit screw for clamping the limiter The limit groove of the screw.

Preferably, two sides of the top frame are provided with strip-shaped limit plates, the limit grooves are opened on the strip-shaped limit plates; the limit screw is sleeved with a roller bracket, and the roller bracket A rolling bearing for rolling contact with the bottom surface of the strip-shaped limiting plate is provided on it.

Preferably, both sides of the sliding plate are provided with first handrails for facilitating the sliding of the sliding plate.

Preferably, the electric vehicle battery lift further includes a support arm device, the support arm device is hinged on both sides of the bottom end of the walking trolley, and the outer end of the support arm device is supported by the ground.

Preferably, the support arm device comprises a swing arm and a telescopic arm sleeved in the swing arm, one end of the swing arm is hinged to the walking trolley, and an adjusting foot cup is provided at the outer end of the telescopic arm ; One end of the walking trolley is equipped with a second handrail; the walking device adopts casters.

Compared with the prior art, the beneficial effects of the present invention are:

The angle-adjustable electric vehicle battery lift of the present invention has a walking trolley, a horizontal adjustment mechanism, a sliding plate mechanism and a lifting mechanism. In this way, the angle and position of the power battery placed on the upper surface of the skateboard mechanism can be flexibly adjusted, which is convenient for disassembly, maintenance, repair and installation, so that the power battery can be installed. It can better fit the bottom of the car and meet the needs of different electric vehicle battery installation and removal.

Description of drawings

1 is a perspective view of an electric vehicle battery lift with adjustable angle provided by an embodiment of the present invention;

FIG. 2 is an enlarged view of A in FIG. 1 .

Among them, 1. Walking trolley; 11. Base frame; 12. Casters; 13. Second handrail; 2. Level adjustment mechanism; 21. Middle frame; 22. First telescopic cylinder; 23. Strip groove; 3. Skateboard mechanism ;31, top frame; 311, strip limit plate; 312, limit groove; 32, slide plate; 321, first handrail; 33, steel ball seat; 34, limit screw; 341, roller bracket; 342, rolling bearing; 4. Linkage mechanism; 41, Inner link assembly; 42, Outer link assembly; 43, Second telescopic cylinder; 44, Slider; 5, Support arm device; 51, Swing arm; 52, Telescopic arm; 53, Adjust the foot cup; 6. Hydraulic station.

Detailed ways

The specific embodiments of the present invention will be described in further detail below with reference to the accompanying drawings and embodiments. The following examples are intended to illustrate the present invention, but not to limit the scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", The orientation or positional relationship indicated by "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that The device or element referred to must have a particular orientation, be constructed and operate in a particular orientation, and therefore should not be construed as limiting the invention. Furthermore, the terms "first", "second", and "third" are used for descriptive purposes only and should not be construed to indicate or imply relative importance.

Referring to FIG. 1 and FIG. 2 , the angle-adjustable electric vehicle battery lift of the present invention is schematically shown, and the battery lift includes a traveling trolley 1 and a lifting platform. The lower part of the walking trolley 1 has a walking device, and the lifting platform includes a horizontal adjustment mechanism 2, a sliding plate mechanism 3 located above the horizontal adjustment mechanism 2, and a lifting mechanism connected between the horizontal adjustment mechanism 2 and the sliding plate mechanism 3. The horizontal adjustment mechanism The first end of the mechanism 2 is hinged to the upper part of the traveling trolley 1, the second end of the horizontal adjustment mechanism 2 is a free end that can be turned around the first end, and the upper surface of the sliding plate mechanism 3 is the contact surface with the power battery.

When using the battery lifter of the present invention to adjust the installation angle and position of the battery, it is only necessary to push the battery lifter to a suitable position through the walking trolley 1, and then flip the second end of the leveling mechanism 2, so that the leveling mechanism 2 The second end of the sliding plate is inclined around its first end, thereby driving the lifting mechanism connected to the leveling mechanism 2 and the sliding plate mechanism 3 to follow the inclination, thereby realizing the deflection of the sliding plate mechanism 3. At this time, the lifting mechanism can be used in conjunction to drive the sliding plate. The height of the mechanism 3 is adjusted to realize the adjustment of the angle and position of the power battery on the upper surface of the skateboard mechanism 3, which is more convenient for maintenance personnel to disassemble, maintain and repair the battery, and can make the power battery fit and install better. Bottom of car. Preferably, the walking device in this embodiment adopts casters 12 .

Specifically, the level adjustment mechanism 2 includes a middle frame 21 and a first telescopic cylinder 22 , the walking trolley 1 has a base frame 11 , the casters 12 are mounted on the bottom of the base frame 11 , and the first end of the middle frame 21 is hinged to the upper part of the base frame 11 . , the body of the first telescopic cylinder 22 is hinged to the base frame 11 , and the second end of the middle frame 21 is hinged to the free end of the piston rod of the first telescopic cylinder 22 . In this way, after the first telescopic cylinder 22 is driven, its piston rod pushes the second end of the middle frame 21 to move, so that the second end of the middle frame 21 is turned over around the first end of the middle frame 21, and the middle frame 21 The sliding plate mechanism 3 is driven to incline by the lifting mechanism, so as to realize the adjustment of the installation angle of the battery. In this embodiment, the first telescopic cylinder 22 adopts a hydraulic cylinder. It will be appreciated that the hydraulic cylinders are powered by the hydraulic station 6 .

As shown in FIG. 1 , a link mechanism 4 is provided between the level adjustment mechanism 2 and the slide mechanism 3 , and the link mechanism 4 is formed as the above-mentioned lifting mechanism. Specifically, the link mechanism 4 includes an inner link assembly 41 and an outer link assembly 42. The inner link assembly 41 and the middle of the outer link assembly 42 are hinged to each other to form an X-shaped link assembly, and the outer link assembly The first end (the lower end in the figure) of 42 is hinged to the first end (the left end in the figure) of the upper surface of the middle frame 21 of the leveling mechanism 2, and the first end (the figure in the figure) of the inner link assembly 41 The lower end) is slidably connected to the second end (the right end in the figure) of the middle frame 21 of the leveling mechanism 2, and the second ends (the upper end in the figure) of the outer link assembly 42 and the inner link assembly 41 are hinged on the The bottom of the skateboard mechanism 3 . In this way, by changing the different included angles formed by the hinged connection of the inner link assembly 41 and the outer link assembly 42, and at the same time cooperating with the first end of the inner link assembly 41 to slide on the second end of the middle frame 21, the sliding plate mechanism 3 Height adjustment. Of course, in this embodiment, the first end of the inner link assembly 41 can also be hinged to the first end of the upper surface of the middle frame 21 , and the first end of the outer link assembly 42 can be slidably connected to the second end of the middle frame 21 .

On the basis of the above structure, the link mechanism 4 further includes a second telescopic cylinder 43, an intermediate rod is connected to the hinged joint between the outer link assembly 42 and the inner link assembly 41, and the body of the second telescopic cylinder 43 is specifically hinged to the horizontal The first end of the middle frame 21 of the adjustment mechanism 2, the middle rod is hinged with the free end of the piston rod of the second telescopic cylinder 43, the first end of the inner link assembly 41 is connected with a slider 44, and the slider 44 is slidably connected to Set in the strip groove 23 on the leveling mechanism 2 . In this way, when the second telescopic cylinder 43 is actuated, when its piston rod extends or retracts, it will drive the intermediate rod to move upward or downward, so that the slider 44 at the first end of the inner link assembly 41 is generated in the strip groove 23 Sliding, so as to realize the change of the angle between the outer link assembly 42 and the inner link assembly 41 , so as to realize the adjustment of the height of the sliding plate mechanism 3 . Therefore, the X-shaped link assembly can make the sliding plate mechanism 3 have a larger lifting range, in other words, the link mechanism 4 can lower the sliding plate mechanism 3 to the level adjustment mechanism 2 to the limit, so as to adapt to the small space at the bottom of the car. Happening. In this embodiment, the second telescopic cylinder 43 is a hydraulic cylinder. It can be understood that the hydraulic cylinder is powered by the hydraulic station 6 , which is specifically provided in the base frame 11 .

As a preferred embodiment, the sliding plate mechanism 3 includes a top frame 31 and a sliding plate 32 slidably connected to the top frame 31. The sliding plate 32 is adapted to carry a power battery, and the sliding plate 32 can slide toward one side of the electric vehicle battery lift. Therefore, when the battery needs to be maintained and repaired in the narrow space at the bottom of the car, the sliding plate 32 on the top frame 31 can be slid to the side of the lift to free up the corresponding operating space, so that the maintenance personnel can Battery maintenance and overhaul operations.

More specifically, the top frame 31 is provided with a plurality of steel ball seats, the steel ball seats 33 are provided with steel balls, and the sliding plate 32 is in rolling contact with the steel balls in the steel ball seats. In order to limit the sliding distance of the sliding plate 32, the bottom of the sliding plate 32 is welded with a limit screw 34, and the top frame 31 is provided with a limit groove 312 for clamping the limit screw 34, so as to determine the maximum sliding stroke of the sliding plate 32, so that the sliding plate 32 has a relatively large sliding distance. Great glide distance.

Preferably, as shown in FIG. 2 , strip-shaped limit plates 311 are arranged on both sides of the top frame 31 , and the strip-shaped limit plates 311 are preferably connected to both sides of the top frame 31 by welding. In the example, the limiting groove 312 is formed on the strip-shaped limiting plate 311 . In order to prevent the sliding plate 32 from falling down when the middle frame 21 is turned over, a roller bracket 341 is sleeved on the limit screw 34, and the roller bracket 341 is provided with a rolling bearing 342 for rolling contact with the bottom surface of the bar-shaped limit plate 311. This can limit the movement of the sliding plate 32 in the vertical direction, and can also improve the smoothness of sliding of the sliding plate 32 , thereby improving the stability of the sliding plate 32 when sliding on the top frame 31 .

Preferably, both sides of the sliding plate 32 are provided with first handrails 321 for facilitating the sliding of the sliding plate 32 . In order to facilitate the movement of the walking trolley 1 , one end of the walking trolley 1 is also provided with a second handrail 13 .

As a preferred embodiment, in order to enhance the stability of the battery lift and increase the maximum lifting weight of the lift, the electric vehicle battery lift further includes a support arm device 5, and two support arm devices 5 are preferably used separately. It is hinged to the bottom of both ends of one side of the traveling trolley 1, and the outer end of the support arm device 5 is supported by the ground. It can be understood that the installation side of the support arm device 5 and the sliding out direction of the slide plate 32 should be on the same side, so as to balance the center of gravity of the battery lift and prevent rollover during use.

The support arm device 5 specifically includes a swing arm 51 and a telescopic arm 52 sleeved in the swing arm 51 . Therefore, by adjusting the length of the telescopic arm 52 extending from the swing arm 51, the position of the center of gravity of the entire battery lift can be adjusted to prevent the lift from rolling over due to excessive battery weight or during the adjustment of the power battery installation angle. Happening.

To sum up, the angle-adjustable electric vehicle battery lift of the present invention can be used in conjunction with a car lift, and has the advantages of large lifting weight, adjustable sliding angle, large lifting range, and large sliding distance. It is suitable for the case where the power battery is installed at the bottom of the car and the space is relatively small, which is convenient for disassembly, maintenance, repair and installation, so that the power battery can better fit the bottom of the car during installation and meet the needs of different electric vehicle battery installation and disassembly.

The above are only the preferred embodiments of the present invention. It should be pointed out that for those skilled in the art, without departing from the technical principle of the present invention, several improvements and replacements can be made. These improvements and replacements It should also be regarded as the protection scope of the present invention.

Claims (5)

1. The utility model provides an electric motor car battery machine of lifting of angularly adjustable which characterized in that includes:

the lower part of the walking trolley is provided with a walking device;

the lifting platform comprises a horizontal adjusting mechanism, a sliding plate mechanism positioned above the horizontal adjusting mechanism and a lifting mechanism connected between the horizontal adjusting mechanism and the sliding plate mechanism; the first end of the horizontal adjusting mechanism is hinged to the upper part of the travelling trolley, and the second end of the horizontal adjusting mechanism is a free end which can turn around the first end of the horizontal adjusting mechanism; the upper surface of the sliding plate mechanism is a contact surface with the power battery;

the sliding plate mechanism comprises a top frame and a sliding plate which is connected with the top frame in a sliding mode, and the sliding plate can slide towards one side of the electric vehicle battery lifter;

the top frame is provided with a plurality of steel ball seats, and the sliding plate is in rolling contact with the steel ball seats; the bottom of the sliding plate is connected with a limiting screw, and a limiting groove used for clamping the limiting screw is formed in the top frame;

strip-shaped limiting plates are arranged on two sides of the top frame, and limiting grooves are formed in the strip-shaped limiting plates; the limiting screw rod is sleeved with a roller support, and a rolling bearing which is in rolling contact with the bottom surface of the strip-shaped limiting plate is arranged on the roller support.

2. The angularly adjustable electric vehicle battery lift of claim 1, wherein the horizontal adjustment mechanism comprises a middle frame and a first telescoping cylinder; the walking trolley is provided with a base frame, and the walking device is arranged at the bottom of the base frame; the first end of the middle frame is hinged to the upper portion of the base frame, the body of the first telescopic cylinder is hinged to the base frame, and the second end of the middle frame is hinged to the free end of the piston rod of the first telescopic cylinder.

3. The angularly adjustable electric vehicle battery lift of claim 1, wherein the slide plate is provided with first handrails on both sides thereof for facilitating sliding movement of the slide plate.

4. The angle-adjustable electric vehicle battery lifter according to any one of claims 1 to 3, further comprising a support arm device hinged to a bottom of one side of the traveling trolley, an outer end of the support arm device being supported by the ground.

5. The angle-adjustable electric vehicle battery lifter according to claim 4, wherein the support arm device comprises a swing arm and a telescopic arm sleeved in the swing arm, one end of the swing arm is hinged to the traveling trolley, and an adjusting foot cup is arranged at the outer end of the telescopic arm; a second handrail is arranged at one end of the walking trolley; the walking device adopts a caster.

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