CN117566580A - Range extender lifting device - Google Patents

Abstract

The invention provides a range extender lifting device, which relates to the technical field of range extender lifting and comprises a first bracket; the upper end of the first bracket is fixedly provided with a baffle plate, the upper end of the baffle plate is provided with a through groove, the upper end of the baffle plate is provided with a placing seat, the left end and the right end of the placing seat are provided with pressing strips, the pressing strips are arranged on the baffle plate through bolts, the front end and the rear end of the placing seat are connected with guard plates in a shaft mode, the first bracket is provided with a shaft seat through bolts, the shaft seat is provided with a first hydraulic rod through bolts, and the telescopic end of the first hydraulic rod is rotationally connected with the guard plates; according to the invention, the opening and closing degree of the guard plate is regulated by controlling the expansion of the first hydraulic rod, the range extender on the placement seat is protected by the guard plate, the range extender is prevented from falling, and after the range extender is placed on the placement seat, the clamping arm clamps the range extender by controlling the expansion of the third hydraulic rod, then the range extender is regulated in angle by expanding the second hydraulic rod, so that the range extender is in a normal state, and lubricating oil leakage caused by the inclination of the range extender is prevented.

Description

A range extender lifting device

Technical field

The invention relates to the technical field of range extender lifting, and in particular to a range extender lifting device.

Background technique

At present, range-extended electric vehicles have become the mainstream of new energy vehicles and have great advantages in terms of cost performance and vehicle availability. The range-extender (RANGE-Extender) is an additional energy storage component installed on electric vehicles. It has The automatic charging function of electric vehicles can increase the cruising range of electric vehicles and is the core component of extended-range electric vehicles. During the installation process, the range extender needs to be lifted and moved to the work area for installation, so a kind of The range extender lifting device transfers the position of the range extender.

The application number is CN201910860970.1 and the publication number is CN110733974B. A lifting device is disclosed, which includes a support frame, a main shaft whose two ends are slidably placed on the support frame, and a drum arranged on the main shaft. A cable is wound on the drum. The upper end of the cable is electrically connected to the controller, and the lower end of the cable is connected to a clamp. The clamp is characterized in that the clamp includes: a bracket, a power cylinder arranged on the bracket, the power cylinder is electrically connected to the cable, and the end of the piston rod of the power cylinder is connected to a connecting rod. Both ends of the rod are slidingly connected to the chute on the first and second arms through pins respectively. The outer ends of the first and second arms are respectively connected with corresponding chucks. The inflection points of the first and second arms are It is hinged with the front end of the bracket through a hinge axis. It can lift irregularly stacked hemp bags of materials and lift multiple packages simultaneously to improve work efficiency and reduce labor intensity. It will not damage the materials in the hemp bags, ensure the quality of the materials during the turnover process, facilitate maintenance, and has a wide range of applications.

However, the lifting device in the above-mentioned patent uses a cable and a clamp to lift the object. The object will shake during the lifting process, which is low safety. Moreover, when the range extender is lifted, the angle of the range extender needs to be manually adjusted, causing the extender to be lifted. The range extender is in a horizontal upright state to prevent the range extender from tilting and causing internal lubricating oil leakage.

Contents of the invention

In view of this, the present invention provides a range extender lifting device to solve the problem that the existing lifting device will shake when lifting the range extender, has low safety, and requires manual angle adjustment of the range extender when lifting. Prevent the problem of internal lubricant leakage caused by the range extender rolling.

The invention provides a hoisting device for a range extender, which specifically includes: a first bracket; a partition is fixed on the upper end of the first bracket, a through slot is provided on the partition, and a placement seat is installed on the upper end of the partition. Layers are installed on the left and right ends, and the pushers are installed on the partition board through bolts. The front and rear ends of the placement seat are shaft-connected with guard plates. The first bracket is equipped with axle joint seats through bolts. There are four groups of axle joint seats. A first hydraulic rod is installed on the socket through bolts. The telescopic end of the first hydraulic rod is rotationally connected to the guard plate. Second brackets are installed on the left and right sides of the first bracket. Slide rails are installed on the upper end of the second bracket. A sliding seat slides on the second bracket, a first motor is installed on the second bracket through bolts, a pulley is installed on the output shaft of the first motor, and a threaded rod is connected to the second bracket, and a pulley is installed on the threaded rod. The pulley is connected to the pulley on the output shaft of the first motor through a connecting belt, and the threaded rod is threadedly matched with the lower end of the sliding seat.

Further, a fixed rod is fixed on the sliding seat, and a No. 1 plate is fixed to the fixed rod. A rotating assembly is installed on the No. 1 plate. The rotating assembly includes a fixed cylinder, a fixed plate, a rotating rod, a No. 1 slider, and a No. 2 slider. block and the second hydraulic rod, the fixed cylinder is installed on the No. 1 plate through bolts, the fixed plate is installed on the fixed cylinder through bolts, the rotating rod is connected to the inside of the fixed cylinder, a gear is fixed on the rotating rod, and the fixed plate is The bolts are installed with two sets of slide rails. The No. 1 slide block and the No. 2 slide block slide on the two sets of slide rails respectively. The second hydraulic rod is installed on the fixed plate through bolts. The telescopic end of the second hydraulic rod is in contact with the No. 1 slide block. connect.

Further, the No. 1 slider and the No. 2 slider are both fixed with tooth plates, and both sets of tooth plates are meshed with the gears on the rotating rod, and two sets of right-angle seats are installed on the fixed plate through bolts. A threaded hole is provided on the seat, and a limit bolt is threaded in the threaded hole, and a No. 2 plate is fixed on the rotating rod.

Further, a correction piece is installed on the No. 2 plate. The correction piece includes a back plate, a frame, a shaft connection column, a clamping arm and a third hydraulic rod. The back plate is welded to the No. 2 plate, and the frame is installed on the back plate through bolts. On the frame, there are two sets of shaft connection columns at the front and rear ends of the frame. The clamping arm is fixed on the shaft connection column. There are four sets of third hydraulic rods. Four sets of third hydraulic rods are installed on the back plate. The third hydraulic rod is installed on the back plate. The telescopic end of the hydraulic rod is rotationally connected to the shaft connecting column.

Further, a third bracket is installed above the first bracket, and two sets of load-bearing beams are installed on the upper end of the third bracket through bolts. The two sets of load-bearing beams are equipped with slide rails through bolts. The slide rails on the two sets of load-bearing beams are There is a sliding plate, and a cylinder base is installed on the load-bearing beam on the right side of the third bracket through bolts. A fourth hydraulic rod is installed on the cylinder base through bolts. The telescopic end of the fourth hydraulic rod is connected to the sliding plate.

Further, two sets of mounting seats are installed on the sliding plate through bolts, and a support frame is installed on the two sets of mounting seats through bolts. The first gearbox is installed on the support frame through bolts. The left and right sides of the output shaft of the first gearbox A sprocket is installed on the end, and a second motor is installed on the first gear box through bolts. A second gear box is installed on the two sets of mounting seats through bolts. A sprocket is installed on the input shaft of the second gear box. The first gear A chain is installed between the sprocket on the output shaft of the box and the sprocket on the input shaft of the second gear box. A gear is installed on the input shaft of the second gear box, and a gear rod is provided in the second gear box. The gear rod is connected to the second gear box. The gears on the input shaft of the two gearboxes mesh. The lower end of the gear rod is installed with a connecting seat through bolts. Two sets of sleeves are fixed on the mounting seat. There are guide rods sliding inside the two sets of sleeves. The lower ends of the two sets of guide rods are connected with base connection.

Further, the lower ends of the two sets of connecting seats are installed with base frames through bolts, and a flip frame is axially connected between the two sets of base frames. Both sets of flip frames are equipped with side seats through bolts, between the side seats and the base frame. A fifth hydraulic lever is installed.

Further, a square plate is installed on the lower end of the flip frame, and four sets of connecting screws are installed on the upper end of the square plate. The upper ends of the four sets of connecting screws are screwed to the lower end of the flip frame. A motor base is installed on the square plate through bolts. The upper end of the motor base is installed with a third motor through bolts. A gear is installed on the output shaft of the third motor. The lower end of the square plate is installed with a shaft sleeve through bolts. A turntable is connected to the shaft inside the shaft sleeve, and the rotating shaft of the turntable is fixed. There is a gear, and the gear on the rotating shaft of the turntable meshes with the gear on the output shaft of the third motor.

Further, a sixth hydraulic rod is installed on the upper end of the square plate, and a slide rail seat is installed on the lower end of the square plate through bolts. A lifting block slides on the slide rail seat, and the upper end of the lifting block is connected to the telescopic end of the sixth hydraulic rod. , the lower end of the lifting block is fixed with a positioning pin, and the turntable is provided with a positioning hole, and the positioning pin is inserted into the positioning hole on the turntable.

Further, the lower end of the turntable is equipped with a slide rail plate through bolts. There are two sets of movable plates sliding on the lower end of the slide rail plate. The lower ends of the two sets of movable plates are equipped with arms through bolts, and the front and rear ends of the slide rail plate are both installed. There is a seventh hydraulic rod, and the telescopic ends of the two sets of seventh hydraulic rods are respectively connected to the two sets of movable plates. The lower ends of the two sets of support arms are equipped with slot plates through bolts. There is a rotating column shaft connected in the slot plate, and the rotating column is installed There is a clamping block, an eighth hydraulic rod is installed between the clamping block and the support arm, and a gear is fixed on the rotating column. There are four sets of swing plates shafted inside the groove plate, and gears are fixed on the swing plate. The gears on the swing plate are connected to The gears on the rotating column are meshed, and the four sets of swing plates are all connected with clamping jaws, and the cover plate is installed on the groove plate.

The range extender lifting device provided by the present invention has the following beneficial effects:

1. A hoisting device for a range extender provided by the present invention. The first bracket is equipped with a shaft connection seat through bolts. The shaft connection seat is installed with a first hydraulic rod through bolts. The telescopic end of the first hydraulic rod is connected to the protective guard. The plate is connected by rotation. During use, the opening and closing of the guard plate is adjusted by controlling the expansion and contraction of the first hydraulic rod. The range extender placed on the seat is protected by the guard plate to prevent the range extender from falling. When the range extender is placed on After placing it on the seat, adjust the front and rear position of the sliding seat by controlling the operation of the first motor on the second bracket to bring the two sets of correction parts closer to each other, and control the expansion and contraction of the third hydraulic rod to make the clamp arm clamp the range extender. Then, the angle of the range extender is adjusted by telescopically contracting the second hydraulic rod, so that the range extender is in an upright state to prevent the range extender from tilting and causing lubricating oil leakage.

2. In the range extender lifting device provided by the present invention, sprockets are installed on the left and right ends of the output shaft of the first gear box, and the second motor is installed on the first gear box through bolts, and the two sets of mounting seats A second gearbox is installed through bolts. A sprocket is installed on the input shaft of the second gearbox. A chain is installed between the sprocket on the output shaft of the first gearbox and the sprocket on the input shaft of the second gearbox. Use At this time, the gear on the input shaft in the second gear box is rotated by running the second motor, so that the gear rod slides up and down in the sleeve, and the range extender is driven up and down through the gear rod, which is more efficient than the lifting method through cables and wire ropes. It has stability, can prevent the range extender from shaking in the air, and has high safety.

3. A hoisting device for a range extender provided by the present invention, which can flip the flip frame at an angle by controlling the expansion and contraction of the fifth hydraulic rod, and can rotate the turntable by controlling the operation of the third motor to adjust the clamping angle, and By controlling the expansion and contraction of the eighth hydraulic rod, the swing plate can drive the clamping jaws to clamp or relax. Compared with the method of lifting using lifting lugs, the force uniformity of the range extender can be improved.

Description of the drawings

In order to explain the technical solutions of the embodiments of the present invention more clearly, the drawings of the embodiments will be briefly introduced below.

The drawings in the following description only relate to some embodiments of the invention, but do not limit the invention.

In the attached picture:

Figure 1 is a schematic structural diagram of the entire front side of the range extender lifting device of the present invention;

Figure 2 is a schematic structural diagram above the first bracket of the range extender lifting device of the present invention;

Figure 3 is a schematic structural diagram below the first bracket of the range extender lifting device of the present invention;

Figure 4 is an enlarged structural schematic diagram of part A in Figure 3 of the range extender lifting device of the present invention;

Figure 5 is a schematic structural diagram of the second bracket of the range extender lifting device of the present invention;

Figure 6 is a schematic structural diagram of the rotating assembly of the range extender lifting device of the present invention;

Figure 7 is a schematic structural diagram of the corrective component of the range extender lifting device of the present invention;

Figure 8 is a schematic structural diagram of the third bracket of the range extender lifting device of the present invention;

Figure 9 is a schematic structural diagram below the support frame of the range extender lifting device of the present invention;

Figure 10 is an enlarged structural schematic diagram of part B in Figure 9 of the range extender lifting device of the present invention;

Figure 11 is a schematic structural diagram of the square plate of the range extender lifting device of the present invention;

Figure 12 is a schematic structural diagram of the slide rail plate of the range extender lifting device of the present invention;

Figure 13 is an enlarged structural schematic diagram of part C in Figure 12 of the range extender lifting device of the present invention;

Reference signs: 1. First bracket; 11. Partition plate; 12. Placement seat; 121. Layer; 122. Guard plate; 13. Shaft joint seat; 131. First hydraulic rod; 2. Second bracket; 21. The first motor; 22. Threaded rod; 23. Sliding seat; 231. Fixed rod; 232. No. 1 plate; 233. Rotating component; 2331. Fixed cylinder; 2332. Fixed plate; 2333. Rotating rod; 2334. No. 1 slide Block; 2335, No. 2 slide block; 2336, second hydraulic rod; 2337, right-angle seat; 2338, limit bolt; 234, No. 2 plate; 235, correction piece; 2351, back plate; 2352, frame; 2353, shaft Connecting column; 2354, clamp arm; 2355, third hydraulic rod; 3, third bracket; 31, load-bearing beam; 311, cylinder base; 312, fourth hydraulic rod; 32, sliding plate; 321, mounting seat; 3211, Second gear box; 3212, gear rod; 3213, sleeve; 3214, guide rod; 322, support frame; 3221, first gear box; 3222, second motor; 323, connecting seat; 324, base frame; 3241, Fifth hydraulic rod; 325, flip frame; 3251, side seat; 33, square plate; 331, connecting screw; 332, motor base; 333, third motor; 334, shaft adapter; 335, turntable; 336, sixth Hydraulic rod; 337, slide rail seat; 338, lifting block; 339, positioning pin; 34, slide rail plate; 341, movable plate; 342, seventh hydraulic rod; 343, support arm; 344, groove plate; 3441, clamp Block; 3442, eighth hydraulic rod; 3443, clamping jaw; 3444, swing plate; 345, cover plate.

Detailed ways

In order to make the objectives, solutions, and advantages of the technical solutions of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings of specific embodiments of the present invention.

Please refer to Figure 1 to Figure 13:

Embodiment 1: A hoisting device for a range extender provided by the present invention includes a first bracket 1; a partition 11 is fixed on the upper end of the first bracket 1, a through-slot is provided on the partition 11, and a The placement seat 12 has pressure bars 121 installed at the left and right ends of the placement seat 12. The pressure bars 121 are installed on the partition 11 through bolts. The front and rear ends of the placement seat 12 are connected with protective plates 122. The first bracket 1 is installed through bolts. There is a shaft joint seat 13, and the shaft joint seat 13 is provided with four groups. A first hydraulic rod 131 is installed on the shaft joint seat 13 through bolts. The telescopic end of the first hydraulic rod 131 is rotationally connected to the guard plate 122. The first bracket 1 A second bracket 2 is installed on the left and right sides. A slide rail is installed on the upper end of the second bracket 2. A sliding seat 23 slides on the slide rail. A first motor 21 is installed on the second bracket 2 through bolts. The output of the first motor 21 A pulley is installed on the shaft, and a threaded rod 22 is connected to the second bracket 2. A pulley is installed on the threaded rod 22. The pulley on the threaded rod 22 is connected to the pulley on the output shaft of the first motor 21 through a connecting belt. The threaded rod 22 is threadedly matched with the lower end of the sliding seat 23.

Among them, a fixed rod 231 is fixed on the sliding seat 23, and a number plate 232 is fixed on the fixed rod 231. A rotating assembly 233 is installed on the first plate 232. The rotating assembly 233 includes a fixed cylinder 2331, a fixed plate 2332, a rotating rod 2333, and a rotating assembly 233. The No. 2 slider 2334, the No. 2 slider 2335 and the second hydraulic rod 2336. The fixed cylinder 2331 is installed on the No. 1 plate 232 through bolts. The fixed plate 2332 is installed on the fixed cylinder 2331 through bolts. The rotating rod 2333 is connected to the fixed cylinder. Inside 2331, a gear is fixed on the rotating rod 2333, and two sets of slide rails are installed on the fixed plate 2332 through bolts. The first slide block 2334 and the second slide block 2335 slide on the two sets of slide rails respectively. The second hydraulic rod 2336 is installed on the fixed plate 2332 through bolts. The telescopic end of the second hydraulic rod 2336 is connected to the No. 1 slider 2334. The No. 1 slider 2334 and the No. 2 slider 2335 are both fixed with toothed plates. Both sets of toothed plates are connected with The gears on the rotating rod 2333 mesh, and two sets of right-angle seats 2337 are installed on the fixed plate 2332 through bolts. The two sets of right-angled seats 2337 are provided with threaded holes, and the limit bolts 2338 are threaded in the threaded holes, and the rotating rod 2333 is fixed There is a No. 2 plate 234, and its function is to control the expansion and contraction of the second hydraulic rod 2336 to realize the rotation of the No. 2 plate 234, and to adjust the angle of the range extender so that the range extender is in an upright state to prevent the range extender from tilting. Lubricating oil leaks.

Among them, the correction piece 235 is installed on the No. 2 plate 234. The correction piece 235 includes a back plate 2351, a frame 2352, a shaft connecting column 2353, a clamping arm 2354 and a third hydraulic rod 2355. The back plate 2351 is welded to the No. 2 plate 234. The frame 2352 is installed on the back plate 2351 through bolts. The front and rear ends of the frame 2352 are connected with two sets of shaft connecting columns 2353. The clamping arm 2354 is fixed on the shaft connecting column 2353. The third hydraulic rod 2355 is provided with four groups. Four sets of third hydraulic rods 2355 are installed on the back plate 2351. The telescopic end of the third hydraulic rod 2355 is rotationally connected to the shaft connection column 2353. Its function is: controlling the expansion and contraction of the third hydraulic rod 2355 can make the clamp arm 2354 pair the range extender. Clamp or loosen.

Among them, a third bracket 3 is installed above the first bracket 1. Two sets of load-bearing beams 31 are installed on the upper end of the third bracket 3 through bolts. The two sets of load-bearing beams 31 are both equipped with slide rails through bolts. The two sets of load-bearing beams 31 A sliding plate 32 slides on the slide rail. A cylinder base 311 is installed with bolts on the load-bearing beam 31 on the right side of the third bracket 3. A fourth hydraulic rod 312 is installed on the cylinder base 311 with bolts. The fourth hydraulic rod 312 The telescopic end of the hydraulic rod is connected to the sliding plate 32, and its function is: controlling the expansion and contraction of the fourth hydraulic rod 312 can make the sliding plate 32 slide on the slide rail on the load-bearing beam 31, thereby realizing the position transfer of the range extender.

Among them, two sets of mounting seats 321 are mounted on the sliding plate 32 through bolts. A support frame 322 is mounted on the two sets of mounting seats 321 through bolts. A first gearbox 3221 is mounted on the support frame 322 through bolts. The first gearbox 3221 outputs Sprockets are installed on the left and right ends of the shaft, and the second motor 3222 is installed on the first gear box 3221 through bolts. The second gear box 3211 is installed on the two sets of mounting seats 321 through bolts. The input shaft of the second gear box 3211 A sprocket is installed on the first gearbox 3221 output shaft, a chain is installed between the sprocket on the output shaft of the first gearbox 3221 and the sprocket on the input shaft of the second gearbox 3211, a gear is installed on the input shaft of the second gearbox 3211, and the second A gear rod 3212 is provided in the gear box 3211. The gear rod 3212 meshes with the gear on the input shaft of the second gear box 3211. The lower end of the gear rod 3212 is installed with a connecting seat 323 through bolts. Two sets of sleeves 3213 are fixed on the mounting seat 321. , there are guide rods 3214 sliding inside the two sets of sleeves 3213, and the lower ends of the two sets of guide rods 3214 are connected to the connecting seat 323. Its function is to rotate the gear on the input shaft in the second gear box 3211 by running the second motor 3222. , so that the gear rod 3212 slides up and down in the sleeve 3213, and the gear rod 3212 drives the range extender to rise and fall. Compared with the lifting method through cables and wire ropes, it is more stable and can prevent the range extender from shaking in the air, which is safer. high.

Among them, the lower ends of the two sets of connecting seats 323 are installed with bottom frames 324 through bolts. A flip frame 325 is axially connected between the two sets of base frames 324. Both sets of flip frames 325 are equipped with side seats 3251 through bolts. The side seats 3251 and A fifth hydraulic rod 3241 is installed between the bottom frames 324, and its function is to control the expansion and contraction of the fifth hydraulic rod 3241 to flip the flip frame 325 at an angle.

Among them, a square plate 33 is installed at the lower end of the flip frame 325, and four sets of connecting screw rods 331 are installed at the upper end of the square plate 33. The upper ends of the four sets of connecting screw rods 331 are screwed to the lower end of the flip frame 325, and the square plate 33 is installed with bolts. There is a motor base 332. The upper end of the motor base 332 is installed with a third motor 333 through bolts. A gear is installed on the output shaft of the third motor 333. The lower end of the square plate 33 is installed with a shaft sleeve 334 through bolts. The shaft sleeve 334 There is a turntable 335 connected to the internal shaft, and a gear is fixed on the rotating shaft of the turntable 335. The gear on the rotating shaft of the turntable 335 meshes with the gear on the output shaft of the third motor 333. Its function is to control the operation of the third motor 333 to rotate the turntable 335. , to realize the adjustment of the clamping angle.

Embodiment 2, based on Embodiment 1, a sixth hydraulic rod 336 is installed on the upper end of the square plate 33, and a slide rail seat 337 is installed on the lower end of the square plate 33 through bolts, and a lifting block 338 slides on the slide rail seat 337. The upper end of the lifting block 338 is connected to the telescopic end of the sixth hydraulic rod 336. The lower end of the lifting block 338 is fixed with a positioning pin 339, and a positioning hole is provided on the turntable 335. The positioning pin 339 is inserted into the positioning hole on the turntable 335. The function is: by controlling the extension of the sixth hydraulic rod 336, the positioning pin 339 can be inserted into the positioning hole on the turntable 335 to realize the braking of the turntable 335.

Embodiment 3, on the basis of Embodiment 1 and Embodiment 2, the slide rail plate 34 is installed on the lower end of the turntable 335 through bolts. There are two sets of movable plates 341 sliding on the lower end of the slide rail plate 34. The lower ends of the two sets of movable plates 341 The support arms 343 are installed with bolts, and seventh hydraulic rods 342 are installed at the front and rear ends of the slide rail plate 34. The telescopic ends of the two sets of seventh hydraulic rods 342 are respectively connected to the two sets of movable plates 341. The two sets of support arms 343 The lower ends are equipped with groove plates 344 through bolts. A rotating column is connected to the inner part of the groove plate 344. A clamping block 3441 is installed on the rotating column. An eighth hydraulic rod 3442 is installed between the clamping block 3441 and the support arm 343, and on the rotating column Gears are fixed, and four sets of swing plates 3444 are axially connected inside the groove plate 344. Gears are fixed on the swing plates 3444. The gears on the swing plates 3444 mesh with the gears on the rotating column, and the four sets of swing plates 3444 are all axially connected. The clamping claw 3443 and the cover plate 345 are installed on the groove plate 344. Its function is to control the extension of the two sets of seventh hydraulic rods 342 to make the two sets of support arms 343 approach each other. By controlling the expansion and contraction of the eighth hydraulic rod 3442, the swing plate 3444 can be made Driving the clamping jaw 3443 to clamp or relax can improve the force uniformity of the range extender compared to using lifting lugs to lift.

Specific usage and function of this embodiment: In the present invention, when in use, the second motor 3222 is operated to rotate the gear on the input shaft in the second gear box 3211, thereby causing the gear rod 3212 to slide up and down in the sleeve 3213. Controlling the expansion and contraction of the fifth hydraulic rod 3241 can flip the flip frame 325. Controlling the operation of the third motor 333 can rotate the turntable 335 to adjust the clamping angle. Controlling the extension of the sixth hydraulic rod 336 can make the positioning pin 339 It is inserted into the positioning hole on the turntable 335 to realize the braking of the turntable 335. By controlling the expansion and contraction of the eighth hydraulic rod 3442, the swing plate 3444 can drive the clamping claw 3443 to clamp the range extender. The expansion and contraction of the fourth hydraulic rod 312 can be controlled. The sliding plate 32 is slid on the slide rail on the load-bearing beam 31, and the range extender is transferred to the placement seat 12. The opening and closing degree of the guard plate 122 is adjusted by controlling the expansion and contraction of the first hydraulic rod 131. The range extender on the placement base 12 is protected to prevent the range extender from falling. When the range extender is placed on the placement base 12, the front and rear positions of the sliding base 23 are adjusted by controlling the operation of the first motor 21, so that the two groups The correcting members 235 are close to each other, and the clamping arm 2354 clamps the range extender by controlling the expansion and contraction of the third hydraulic rod 2355, and then adjusts the angle of the range extender by extending and contracting the second hydraulic rod 2336, so that the range extender is in the upright state. Prevent the range extender from tipping causing lubricant leakage.

Claims (10)

1. A hoisting device for a range extender, including a first bracket (1); characterized in that a partition (11) is fixed on the upper end of the first bracket (1), and a through slot is provided on the partition (11) , a placement seat (12) is installed on the upper end of the partition (11), and pressure bars (121) are installed on the left and right ends of the placement seat (12). The pressure bars (121) are installed on the partition (11) through bolts, and the placement seat (12) ) are shaft-connected with guard plates (122) at the front and rear ends, and a shaft joint seat (13) is installed on the first bracket (1) through bolts. The shaft joint seat (13) is provided with four groups, and the shaft joint seat (13) A first hydraulic rod (131) is installed on the top through bolts. The telescopic end of the first hydraulic rod (131) is rotationally connected to the guard plate (122). Second brackets (2) are installed on the left and right sides of the first bracket (1). , a slide rail is installed on the upper end of the second bracket (2), and a sliding seat (23) slides on the slide rail. The first motor (21) is installed on the second bracket (2) through bolts, and the first motor (21) A pulley is installed on the output shaft, and a threaded rod (22) is connected to the second bracket (2). A pulley is installed on the threaded rod (22). The pulley on the threaded rod (22) is connected to the first motor (22) through a connecting belt. 21) The pulley on the output shaft is connected, and the threaded rod (22) is threaded with the lower end of the sliding seat (23). 2. A range extender lifting device according to claim 1, characterized in that: a fixed rod (231) is fixed on the sliding seat (23), and a number plate (232) is fixed on the fixed rod (231). A rotating assembly (233) is installed on the No. 1 plate (232). The rotating assembly (233) includes a fixed cylinder (2331), a fixed plate (2332), a rotating rod (2333), a No. 1 slider (2334), and a No. 2 slider. Block (2335) and the second hydraulic rod (2336), the fixed cylinder (2331) is installed on the No. 1 plate (232) through bolts, the fixed plate (2332) is installed on the fixed cylinder (2331) through bolts, and the rotating rod (2333 ) shaft is connected inside the fixed cylinder (2331), a gear is fixed on the rotating rod (2333), and two sets of slide rails are installed on the fixed plate (2332) through bolts, the No. 1 slide block (2334) and the No. 2 slide block (2335) slide on two sets of slide rails respectively. The second hydraulic rod (2336) is installed on the fixed plate (2332) through bolts. The telescopic end of the second hydraulic rod (2336) is connected to the No. 1 slide block (2334). 3. A hoisting device for a range extender as claimed in claim 2, characterized in that: the No. 1 slider (2334) and the No. 2 slider (2335) are both fixed with toothed plates, and both sets of toothed plates are connected to the The gears on the rotating rod (2333) mesh, and two sets of right-angle seats (2337) are installed on the fixed plate (2332) through bolts. The two sets of right-angle seats (2337) are provided with threaded holes, and the threads in the threaded holes are screwed to a limited position. Bolt (2338), the second plate (234) is fixed on the rotating rod (2333). 4. A range extender lifting device as claimed in claim 3, characterized in that: a correction piece (235) is installed on the second plate (234), and the correction piece (235) includes a back plate (2351) and a frame. (2352), shaft connecting column (2353), clamp arm (2354) and third hydraulic rod (2355), the back plate (2351) is welded on the second plate (234), and the frame (2352) is installed on the back plate through bolts (2351), the front and rear ends of the frame (2352) are connected with two sets of shafting columns (2353), the clamping arm (2354) is fixed on the shafting column (2353), and the third hydraulic rod (2355) is set There are four groups of third hydraulic rods (2355) installed on the back plate (2351), and the telescopic end of the third hydraulic rod (2355) is rotationally connected to the shaft connecting column (2353). 5. The range extender lifting device according to claim 1, characterized in that: a third bracket (3) is installed above the first bracket (1), and the upper end of the third bracket (3) is installed through bolts. There are two sets of load-bearing beams (31). Slide rails are installed on the two sets of load-bearing beams (31) through bolts. A sliding plate (32) slides on the slide rails of the two sets of load-bearing beams (31), which is close to the third bracket (31). 3) The cylinder base (311) is installed on the load-bearing beam (31) on the right side through bolts. The fourth hydraulic rod (312) is installed on the cylinder base (311) through bolts. The telescopic end of the fourth hydraulic rod (312) is connected to The sliding plate (32) is connected. 6. A hoisting device for a range extender as claimed in claim 5, characterized in that: two sets of mounting seats (321) are mounted on the sliding plate (32) through bolts, and two sets of mounting seats (321) are mounted on the sliding plate (32) through bolts. A support frame (322) is installed, a first gearbox (3221) is installed on the support frame (322) through bolts, sprockets are installed on the left and right ends of the output shaft of the first gearbox (3221), and the first gearbox (3221) The second electric motor (3222) is installed on the 3221) through bolts, the second gearbox (3211) is installed on the two sets of mounting seats (321) through bolts, and the sprocket is installed on the input shaft of the second gearbox (3211). A chain is installed between the sprocket on the output shaft of the first gearbox (3221) and the sprocket on the input shaft of the second gearbox (3211). A gear is installed on the input shaft of the second gearbox (3211), and the second A gear rod (3212) is provided in the gear box (3211). The gear rod (3212) meshes with the gear on the input shaft of the second gear box (3211). The lower end of the gear rod (3212) is installed with a connecting seat (323) through bolts. , two sets of sleeves (3213) are fixed on the mounting base (321). There are guide rods (3214) sliding inside the two sets of sleeves (3213). The lower ends of the two sets of guide rods (3214) are connected to the connecting seat (323). . 7. A range extender lifting device as claimed in claim 6, characterized in that: the lower ends of the two groups of connecting seats (323) are installed with bottom frames (324) through bolts, and between the two groups of bottom frames (324) A flip frame (325) is connected to the shaft. Side seats (3251) are installed on both sets of flip frames (325) through bolts. A fifth hydraulic rod (3241) is installed between the side seats (3251) and the bottom frame (324). . 8. A range extender lifting device according to claim 7, characterized in that: a square plate (33) is installed at the lower end of the flip frame (325), and four sets of connecting screws are installed at the upper end of the square plate (33). (331), the upper ends of the four sets of connecting screws (331) are screwed to the lower end of the flip frame (325). The motor base (332) is installed on the square plate (33) through bolts, and the upper end of the motor base (332) is installed through bolts. A third motor (333) is installed, a gear is installed on the output shaft of the third motor (333), and a shaft sleeve (334) is installed on the lower end of the square plate (33) through bolts, and the shaft sleeve (334) has an internal shaft. A turntable (335) is connected, and a gear is fixed on the rotating shaft of the turntable (335). The gear on the rotating shaft of the turntable (335) meshes with the gear on the output shaft of the third motor (333). 9. A range extender lifting device according to claim 8, characterized in that: a sixth hydraulic rod (336) is installed on the upper end of the square plate (33), and a sixth hydraulic rod (336) is installed on the lower end of the square plate (33) through bolts. The slide rail seat (337) has a lifting block (338) sliding on the slide rail seat (337). The upper end of the lifting block (338) is connected to the telescopic end of the sixth hydraulic rod (336), and the lower end of the lifting block (338) is fixed. There is a positioning pin (339), and the turntable (335) is provided with a positioning hole, and the positioning pin (339) is inserted into the positioning hole on the turntable (335). 10. A range extender lifting device according to claim 9, characterized in that: the lower end of the turntable (335) is installed with a slide rail plate (34) through bolts, and the lower end of the slide rail plate (34) slides with two The lower ends of the two sets of movable plates (341) are equipped with support arms (343) through bolts, and the front and rear ends of the slide rail plate (34) are equipped with seventh hydraulic rods (342). The telescopic ends of the seven hydraulic rods (342) are respectively connected to two sets of movable plates (341). The lower ends of the two sets of support arms (343) are equipped with slot plates (344) through bolts, and the inner shafts of the slot plates (344) are rotated. column, a clamping block (3441) is installed on the rotating column, an eighth hydraulic rod (3442) is installed between the clamping block (3441) and the support arm (343), and a gear is fixed on the rotating column, inside the groove plate (344) There are four sets of swing plates (3444) shaft-connected, and gears are fixed on the swing plates (3444). The gears on the swing plates (3444) mesh with the gears on the rotating column, and the four sets of swing plates (3444) are all shaft-connected with gears. Clamp (3443), a cover plate (345) is installed on the groove plate (344).