A walking climbing vehicle with a lifting mechanism

Abstract

The present invention discloses a walking aerial platform with a lifting mechanism, which belongs to the technical field of aerial platforms, and includes a vehicle body, wherein both sides of the vehicle body are provided with a stabilizing assembly, and the other two sides of the vehicle body are provided with a protective assembly, and both sides of the inner wall of the vehicle body are rotatably connected to movable screws, and a worm gear is fixedly connected between the two movable screws, and the outer surface of the movable screw is threadedly connected to a first screw seat. In the present invention, by providing a stabilizing assembly, a connecting rod drives a buffer membrane to unfold, and after the connecting rod and the support column are unfolded, the support column cooperates with the second universal wheel to contact the ground, thereby increasing the contact point between the vehicle body and the ground, so that the center of gravity of the aerial platform is relatively lowered, and the support stability of the vehicle body is stronger. At the same time, after the buffer membrane cooperates with the connecting rod to unfold, it can increase the protection range of the bottom of the vehicle body, achieve the effect of isolating and warning pedestrians and vehicles, prevent pedestrians and vehicles from entering the dangerous area of ​​construction, and prevent construction accidents from causing harm to pedestrians.

Description

Technical Field

[0001] The invention belongs to the technical field of aerial platforms, and in particular relates to a traveling aerial platform with a lifting mechanism. Background Art

[0002] With the progress and development of society, various infrastructures are constantly being improved. When carrying out construction work on facilities at heights, it is often necessary to use a climbing vehicle for auxiliary construction. A climbing vehicle is a commonly used equipment for climbing work, similar to the function of an escalator. It can facilitate workers to stand on the vehicle platform to perform corresponding high-altitude operations. It is suitable for installation, maintenance and climbing work in industries such as electricity, advertising, communications, photography, gardening, and transportation, and has a very broad application prospect.

[0003] However, in actual use, aerial work platforms often require workers to stand on the working platform of the platform, and then the working platform is moved to a higher place through the lifting mechanism of the aerial work platform. During the construction process, the workers are in a relatively dangerous area under the aerial work platform. If debris and other impurities accidentally fall during construction, it is easy to cause damage to passing pedestrians and vehicles. Summary of the Invention

[0004] The purpose of the present invention is to propose a walking aerial platform with a lifting mechanism in order to solve the problem that if debris and other impurities accidentally fall during construction work, it is easy to cause damage to passing pedestrians and vehicles.

[0005] In order to achieve the above object, the present invention adopts the following technical solutions:

[0006] The lifting mechanism is a pair of fixedly mounted on opposite sides of the vehicle body, wherein the lifting frame is a pair of fixedly mounted on opposite sides of the vehicle body, and the lifting frame is a pair of fixedly mounted on opposite sides of the vehicle body.

[0007] The protective assembly includes a sliding frame, and sliding grooves are provided on both sides of the carriage box, and the sliding grooves are connected to the carriage box, and the sliding frame is slidably connected to the sliding groove, and a buffer net is fixed in the sliding frame, and a connecting plate is fixedly connected to the bottom of one side of the sliding frame, and the connecting plate is fixedly connected to the first universal wheel on both sides of one end of the sliding frame, and the second connecting seat is slidably connected to the second connecting seat on both sides, and one end of the second connecting seat is hinged with a connecting rod, and the two connecting rods are hinged to each other through an axle body, and both ends of the axle body are fixedly connected to both sides of the inner wall of the sliding groove, and the end of the connecting rod away from the second connecting seat is hinged with the first connecting seat, and the end of the first connecting seat away from the connecting rod is slidably connected to one side of the first screw seat.

[0008] As a further description of the above technical solution:

[0009] Two second sliding grooves are provided on one side of the sliding frame, and a second slider is slidably connected in the second sliding groove. The end of the second slider away from the second sliding groove is fixedly connected to one side of the second connecting seat. The cross-sectional shapes of the second sliding groove and the second slider are both T-shaped, and the second slider slides tightly with the second sliding groove.

[0010] As a further description of the above technical solution:

[0011] Two first sliding grooves are provided on one side of the first screw seat, and a first slider is slidably connected in the first sliding groove. The end of the first slider away from the first sliding groove is fixedly connected to one side of the first connecting seat. The cross-sectional shapes of the first sliding groove and the first slider are both T-shaped, and the first slider slides tightly with the first sliding groove.

[0012] As a further description of the above technical solution:

[0013] The stabilizing assembly includes two transmission racks, one side of the transmission rack is fixedly connected to one side of the first screw seat, and storage grooves are opened on both sides of the carriage. A transmission gear is rotatably connected between the two sides of the inner wall of the storage groove through a rotating shaft and a bearing. One side of the transmission gear extends to the interior of the carriage and meshes with the transmission rack. A connecting rod is provided at the bottom of the transmission gear, and the connecting rod is clamped on the outer surface of the rotating shaft. The bottom of one end of the connecting rod is fixedly connected to a support column, and the bottom of the support column is fixedly connected to a second universal wheel.

[0014] As a further description of the above technical solution:

[0015] The connecting rod and the support column are both received in the receiving groove. A buffer membrane is fixedly connected to one side of the connecting rod. An end of the buffer membrane away from the connecting rod is fixedly connected to one side of the inner wall of the receiving groove. The buffer membrane is a flexible plastic film.

[0016] As a further description of the above technical solution:

[0017] The adjustment assembly includes two sliding bodies, two grooves are provided on the top of the support plate, the sliding bodies are slidably connected in the grooves, a connecting shaft is rotated between the two sides of the inner walls of the grooves through bearings, one end of the connecting shaft extends into the other groove and is fixedly connected to an adjusting screw, the outer surface of the adjusting screw is threadedly connected to the second screw seat, and the bottom of the second screw seat is fixedly connected to a counterweight block, both sides of the counterweight block are in contact with the two sides of the inner wall of the groove, a linkage gear is clamped on the outer surface of the connecting shaft, a linkage rack is meshed with one side of the linkage gear, and the top of the linkage rack is fixedly connected to the bottom of the sliding body.

[0018] As a further description of the above technical solution:

[0019] The top of the sliding body is fixedly connected to a pedal, and both sides of the bottom of the pedal are fixedly connected to sliding rods. Two sliding holes are provided on both sides of the top of the support plate, and the sliding rods are slidably connected to the sliding holes. A return spring is provided in the sliding hole, and both ends of the return spring are respectively fixedly connected to one side of the inner wall of the sliding hole and the bottom of the sliding rod.

[0020] As a further description of the above technical solution:

[0021] A third sliding groove is provided on both sides of the inner wall of the groove, a third slider is slidably connected in the third sliding groove, one side of the third slider is fixedly connected to one side of the sliding block, and the third slider slides tightly with the third sliding groove.

[0022] As a further description of the above technical solution:

[0023] The two movable lead screws are symmetrically distributed along the center of the worm wheel, and the thread directions of the two movable lead screws are opposite.

[0024] As a further description of the above technical solution:

[0025] One side of the worm wheel is engaged with the worm, and a motor is fixedly installed on the bottom of the inner wall of the car box. One end of the motor output shaft is fixedly connected to one end of the worm through a rotating shaft. Moving wheels are fixedly connected on all four sides of the bottom of the first screw seat, and the bottom of the moving wheel is in contact with the bottom of the inner wall of the car box.

[0026] In summary, due to the adoption of the above technical solution, the beneficial effects of the present invention are:

[0027] 1. In the present invention, by setting a stabilizing component, during the process of the support plate rising, driven by the motor, the two first screw seats are relatively close to each other, and the first screw seat drives the transmission gear on one side to rotate through the transmission racks on both sides, and the transmission gear drives the connecting rod to rotate through the rotating shaft, and the connecting rod drives the connecting column to rotate out of the storage groove, and the connecting rod drives the buffer film to unfold. After the connecting rod and the support column are unfolded, the support column cooperates with the second universal wheel to contact the ground, thereby increasing the contact point between the car body and the ground, and relatively lowering the center of gravity of the aerial platform, making the support stability of the car body stronger. At the same time, after the buffer film cooperates with the connecting rod to unfold, it can increase the protection range of the bottom of the car body, thereby achieving the effect of isolating and warning pedestrians and vehicles, preventing pedestrians and vehicles from entering the dangerous area of ​​construction, and avoiding injuries to pedestrians caused by construction accidents.

[0028] 2. In the present invention, by setting a protective component, during the rising process of the lifting bracket, the first screw seat drives the connecting rod on one side to rotate around the pin shaft through the two first connecting seats on one side, the connecting rod drives the second connecting seat to move, and the second connecting seat drives the sliding frame to slide in the sliding groove, so that the sliding frame slides out of the sliding groove, and supports the sliding frame through the connecting plate and the first universal wheel. On the one hand, the connecting plate and the first universal wheel are in contact with the ground, which increases the contact area between the car body and the ground, lowers the center of gravity of the car body, and increases the stability of the car body. On the other hand, the buffer net arranged in the sliding frame can support and buffer parts or equipment that accidentally fall during high-altitude operations, avoid damage to parts or equipment, and increase the protection of the aerial vehicle.

[0029] 3. In the present invention, an adjustment component is set up, and the staff stands on the pedal, and the pedal drives the linkage rack to move downward through the sliding body, and the linkage rack drives the linkage gear to rotate, and the linkage gear rotates through the adjusting screw, and the adjusting screw drives the counterweight to move to one side through the second screw seat. When the staff moves to one side, the return spring on the other side drives the sliding body upward through the sliding rod, and the sliding body drives the linkage rack to move upward, and the linkage rack drives the linkage gear to rotate, so that the counterweight under the pedal on which the staff stands returns to its original position. Through the movement of the counterweight and the use of the lever to move away, the center of gravity of the support plate is kept in the center position, which improves the stability of the support plate at high altitude, reduces the shaking and deviation of the support plate, and reduces the danger of staff working at high altitude. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] Figure 1 This is a schematic diagram of the three-dimensional structure of a walking aerial platform with a lifting mechanism proposed by the present invention;

[0031] Figure 2 This is a schematic diagram of the three-dimensional disassembled structure of the interior of a traveling aerial platform with a lifting mechanism proposed by the present invention;

[0032] Figure 3This is an enlarged structural diagram of part A of a walking aerial platform with a lifting mechanism proposed by the present invention;

[0033] Figure 4 This is a schematic diagram of the three-dimensional disassembled structure of a protective assembly of a traveling aerial platform with a lifting mechanism proposed by the present invention;

[0034] Figure 5 This is a schematic diagram of the three-dimensional structure of a vehicle box of a traveling aerial platform with a lifting mechanism proposed by the present invention;

[0035] Figure 6 This is a schematic diagram of the three-dimensional disassembled structure of an adjustment assembly of a traveling aerial platform with a lifting mechanism proposed by the present invention;

[0036] Figure 7 This is a schematic diagram of the enlarged structure of part B of a walking aerial platform with a lifting mechanism proposed by the present invention.

[0037] Legend: 1. Carriage; 2. Protective assembly; 201. First universal wheel; 202. Sliding groove; 203. Connecting rod; 204. Second connecting seat; 205. Buffer net; 206. Sliding frame; 207. Connecting plate; 208. First sliding groove; 209. First slider; 210. First connecting seat; 211. Second slider; 212. Second sliding groove;

[0038] 3. Stabilizing assembly; 301. Second universal wheel; 302. Storage slot; 303. Support column; 304. Buffer membrane; 305. Connecting rod; 306. Transmission gear; 307. Transmission rack; 4. Lifting bracket; 5. Support plate; 6. Protective frame; 7. Adjusting assembly; 701. Pedal; 702. Slide rod; 703. Sliding body; 704. Return spring; 705. Third slider; 706. Counterweight; 707. Groove; 708. Second screw seat; 709. Third slide slot; 710. Adjusting screw; 711. Connecting shaft; 712. Slide hole; 713. Linkage gear; 714. Linkage rack; 8. Slot body; 9. Worm; 10. Moving screw; 11. Worm gear; 12. Motor; 13. Connecting piece; 14. First screw seat; 15. Moving wheel. DETAILED DESCRIPTION

[0039] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making any creative efforts shall fall within the scope of protection of the present invention.

[0040] See also Figure 1-7 , the present invention provides a technical solution:

[0041] A walking climbing vehicle with a lifting mechanism includes a carriage 1, a stabilizing component 3 is provided on both sides of the carriage 1, and a protective component 2 is provided on the other two sides of the carriage 1. Both sides of the inner wall of the carriage 1 are rotatably connected to a movable screw 10, and a worm gear 11 is fixedly connected between the two movable screws 10. The outer surface of the movable screw 10 is threadedly connected to a first screw seat 14, and both sides of the top of the first screw seat 14 are fixedly connected to a connecting piece 13. A lifting bracket 4 is connected to one side of the connecting piece 13. Two grooves 8 are provided at the bottom of the carriage 1. The groove 8 is connected to the inside of the carriage 1, and the lifting bracket 4 extends to the outside of the carriage 1 through the groove 8. The lifting bracket 4 is connected to the support plate 5 at one end away from the first screw seat 14, and an adjustment component 7 is provided in the support plate 5. The side of the support plate 5 away from the lifting bracket 4 is fixedly connected to the protective frame 6. The two movable screws 10 are symmetrically distributed along the center position of the worm gear 11, and the thread directions of the two movable screws 10 are opposite. One side of the worm gear 11 engages with the worm 9. A motor 12 is fixedly installed on the bottom of the inner wall of the car body 1, and one end of the output shaft of the motor 12 is fixedly connected to one end of the worm 9 through a rotating shaft. The bottom of the first screw seat 14 is fixedly connected with moving wheels 15 on all sides, and the bottom of the moving wheel 15 is in contact with the bottom of the inner wall of the car body 1.

[0042] The protective component 2 includes a sliding frame 206, a sliding groove 202 is provided on both sides of the car box 1, the sliding groove 202 is connected to the car box 1, the sliding frame 206 is slidably connected to the sliding groove 202, a buffer net 205 is fixed in the sliding frame 206, a connecting plate 207 is fixedly connected to the bottom of one side of the sliding frame 206, and the connecting plate 207 is fixedly connected to the first universal wheel 201 on both sides of the end away from the sliding frame 206, and the sliding frame 206 is slidably connected to the second connecting seat 204 on both sides, and the second connecting seat 204 is hinged to a connecting rod 203 at one end, and the two connecting rods 203 are hinged to each other through an axis, and the two ends of the axis are fixedly connected to the two sides of the inner wall of the sliding groove 202, and the end of the connecting rod 203 away from the second connecting seat 204 is hinged to the first connecting seat 210, and the first connecting seat 210 is away from the connecting rod 203 One end is slidably connected to one side of the first screw seat 14, and two second sliding grooves 212 are provided on one side of the sliding frame 206. The second sliding groove 212 is slidably connected to the second slider 211, and the end of the second slider 211 away from the second sliding groove 212 is fixedly connected to one side of the second connecting seat 204. The cross-sectional shapes of the second sliding groove 212 and the second slider 211 are both T-shaped, and the second slider 211 slides tightly with the second sliding groove 212. Two first sliding grooves 208 are provided on one side of the first screw seat 14, and the first sliding groove 208 is slidably connected to the first slider 209. The end of the first slider 209 away from the first sliding groove 208 is fixedly connected to one side of the first connecting seat 210. The cross-sectional shapes of the first sliding groove 208 and the first slider 209 are both T-shaped, and the first slider 209 slides tightly with the first sliding groove 208.

[0043] The specific implementation method is as follows: by setting up the protection component 2, during the rising process of the lifting bracket 4, the first screw seat 14 drives the connecting rod 203 on one side to rotate around the pin shaft through the two first connecting seats 210 on one side, and the connecting rod 203 drives the second connecting seat 204 to move, and the second connecting seat 204 drives the sliding frame 206 to slide in the sliding groove 202, so that the sliding frame 206 slides out of the sliding groove 202, and supports the sliding frame 206 through the connecting plate 207 and the first universal wheel 201. The buffer net 205 set in the sliding frame 206 can support and buffer parts or equipment that fall accidentally during high-altitude operations, avoid damage to parts or equipment, and increase the protection of the aerial work vehicle.

[0044] The stabilizing component 3 includes two transmission racks 307, one side of the transmission rack 307 is fixedly connected to one side of the first screw seat 14, and a storage groove 302 is opened on both sides of the car body 1. A transmission gear 306 is rotatably connected between the two sides of the inner wall of the storage groove 302 through a rotating shaft and a bearing. One side of the transmission gear 306 extends to the interior of the car body 1 and meshes with the transmission rack 307. A connecting rod 305 is provided at the bottom of the transmission gear 306, and the connecting rod 305 is clamped on the outer surface of the rotating shaft. The bottom of one end of the connecting rod 305 is fixedly connected to the support column 303, and the bottom of the support column 303 is fixedly connected to the second universal wheel 301. The connecting rod 305 and the support column 303 are both received in the storage groove 302, and a buffer film 304 is fixedly connected to one side of the connecting rod 305. The end of the buffer film 304 away from the connecting rod 305 is fixedly connected to one side of the inner wall of the storage groove 302, and the buffer film 304 is a flexible plastic film.

[0045] The specific implementation method is as follows: by setting a stabilizing component 3, during the process of the support plate 5 rising, driven by the motor 12, the two first screw seats 14 are relatively close to each other, and the first screw seat 14 drives the transmission gear 306 on one side to rotate through the transmission racks 307 on both sides, and the transmission gear 306 drives the connecting rod 305 to rotate through the rotating shaft, and the connecting rod 305 drives the connecting column to rotate out of the storage groove 302, and the connecting rod 305 drives the buffer film 304 to unfold. After the connecting rod 305 and the support column 303 are unfolded, the support column 303 cooperates with the second universal wheel 301 to contact the ground. After the buffer film 304 cooperates with the connecting rod 305 to unfold, it can increase the protection range of the bottom of the car body 1, thereby achieving the effect of isolating and warning pedestrians and vehicles, preventing pedestrians and vehicles from entering the dangerous area of ​​construction, and avoiding construction accidents from causing harm to pedestrians.

[0046] The adjustment assembly 7 includes two sliding bodies 703. Two grooves 707 are provided on the top of the support plate 5. The sliding body 703 is slidably connected to the groove 707. A connecting shaft 711 is rotated between the two sides of the inner wall of the groove 707 through a bearing. One end of the connecting shaft 711 extends into the other groove 707 and is fixedly connected to an adjusting screw 710. The outer surface of the adjusting screw 710 is threadedly connected to a second screw seat 708. The bottom of the second screw seat 708 is fixedly connected to a counterweight block 706. Both sides of the counterweight block 706 are in contact with the two sides of the inner wall of the groove 707. A linkage gear 713 is clamped on the outer surface of the connecting shaft 711. A linkage rack 714 is engaged on one side of the linkage gear 713. The top of the linkage rack 714 The top of the sliding body 703 is fixedly connected to the bottom of the sliding body 703, and the top of the sliding body 703 is fixedly connected to the pedal 701. The two sides of the bottom of the pedal 701 are fixedly connected to the sliding rod 702. Two sliding holes 712 are provided on both sides of the top of the support plate 5. The sliding rod 702 is slidably connected to the sliding hole 712. A return spring 704 is provided in the sliding hole 712. The two ends of the return spring 704 are respectively fixedly connected to one side of the inner wall of the sliding hole 712 and the bottom of the sliding rod 702. A third sliding groove 709 is provided on both sides of the inner wall of the groove 707. The third sliding block 705 is slidably connected in the third sliding groove 709. One side of the third sliding block 705 is fixedly connected to one side of the sliding block, and the third sliding block 705 slides tightly with the third sliding groove 709.

[0047] The specific implementation method is as follows: by setting an adjustment component 7, the staff stands on the pedal 701, and the pedal 701 drives the linkage rack 714 to move downward through the sliding body 703, and the linkage rack 714 drives the linkage gear 713 to rotate, and the linkage gear 713 rotates through the adjusting screw 710, and the adjusting screw 710 drives the counterweight block 706 to move to one side through the second screw seat 708. When the staff moves to one side, the return spring 704 on the other side drives the sliding body 703 to move upward through the slide bar 702, and the sliding body 703 drives the linkage rack 714 to move upward, and the linkage rack 714 drives the linkage gear 713 to rotate, so that the counterweight block 706 under the pedal 701 where the staff stands returns to its original position. Through the movement of the counterweight block 706 and the use of the lever to move away, the center of gravity of the support plate 5 is kept in the center position, thereby improving the stability of the support plate 5 at high altitudes.

[0048] Working principle: When in use, after the staff opens the door of the protective frame 6 and enters the protective frame 6, the staff starts the motor 12, the motor 12 drives the output shaft to rotate, the output shaft drives the worm 9 to rotate, the worm 9 drives the worm gear 11 to rotate, the worm gear 11 drives the two movable screws 10 to rotate, the movable screw 10 drives the first screw seat 14 to move, the first screw seat 14 drives the movable wheel 15 to move at the bottom of the inner wall of the car body 1, the first screw seat 14 drives the connecting parts 13 to approach each other, the connecting parts 13 drive the lifting bracket 4 to extend upward, the lifting bracket 4 drives the support plate 5 and the protective frame 6 to move upward, at the same time, the first screw seat 14 drives the transmission racks 307 on both sides to move, the transmission rack 307 drives the transmission gear 306 on one side to rotate, the transmission gear 306 drives the rotating shaft to rotate, the rotating shaft drives the connecting rod 305 to rotate, the connecting rod 305 drives the connecting column to rotate out of the storage groove 302, and the connecting rod 305 drives the buffer film 304 to unfold.

[0049] At the same time, the first screw seat 14 drives the two first connecting seats 210 on one side to move to one side, the first connecting seat 210 slides in the first sliding groove 208 through the first slider 209, the first connecting seat 210 drives the connecting rod 203 on one side to rotate around the pin shaft, the connecting rod 203 drives the second connecting seat 204 to move, the second connecting seat 204 drives the second slider 211 to slide inside the second sliding groove 212, and the second connecting seat 204 drives the sliding frame 206 to slide in the sliding groove 202, so that the sliding frame 206 slides out of the sliding groove 202.

[0050] After the staff climbs into the protective frame 6, the staff stands on the pedal 701, and the two pedals 701 drive the sliding body 703 to move downward, the sliding body 703 drives the linkage rack 714 to move downward, the linkage rack 714 drives the linkage gear 713 to rotate, and the linkage gear 713 drives the connecting shaft 711 to rotate, and the connecting shaft 711 drives the adjusting screw 710 to rotate, and the adjusting screw 710 drives the second screw seat 708 to slide in the groove 707, and the second screw seat 708 drives the counterweight block 706 to move to one side. When the staff moves to one side, the return spring 704 on the other side drives the slide bar 702 to move upward, and the slide bar 702 drives the pedal 701 to perform the reset movement, and the pedal 701 drives the sliding body 703 to move upward, and the sliding body 703 drives the linkage rack 714 to move upward, and the linkage rack 714 drives the linkage gear 713 to rotate, so that the counterweight block 706 below the pedal 701 where the staff stands returns to its original position.

[0051] The above description is only a preferred specific embodiment of the present invention, but the scope of protection of the present invention is not limited thereto. Any technician familiar with the technical field, within the technical scope disclosed by the present invention, who makes equivalent replacements or changes based on the technical solution and inventive concept of the present invention, should be covered by the scope of protection of the present invention.

Claims

1. A walking climbing vehicle with a lifting mechanism, comprising a vehicle box (1), characterized in that: Both sides of the vehicle box (1) are provided with a stabilizing component (3), and the other two sides of the vehicle box (1) are provided with a protective component (2), and the protective component (2) includes a sliding frame (206). Both sides of the vehicle box (1) are provided with a sliding groove (202), and the sliding groove (202) is connected to the vehicle box (1). The sliding frame (206) is slidably connected to the sliding groove (202), and a buffer net (205) is fixedly provided in the sliding frame (206). A connecting plate (207) is fixedly connected to the bottom of one side of the sliding frame (206), and the connecting plate (207) is away from the sliding frame (206). Both sides of one end of the sliding frame (206) are fixedly connected to the first universal wheel (201), both sides of one end of the sliding frame (206) are slidably connected to the second connecting seat (204), one end of the second connecting seat (204) is hinged to a connecting rod (203), and the two connecting rods (203) are hinged to each other through an axis, and both ends of the axis are fixedly connected to both sides of the inner wall of the sliding groove (202), one end of the connecting rod (203) away from the second connecting seat (204) is hinged to the first connecting seat (210), and one end of the first connecting seat (210) away from the connecting rod (203) is slidably connected to one side of the first screw seat (14); Both sides of the inner wall of the vehicle box (1) are rotatably connected to movable screws (10), and a worm gear (11) is fixedly connected between the two movable screws (10), the outer surface of the movable screw (10) is threadedly connected to a first screw seat (14), and both sides of the top of the first screw seat (14) are fixedly connected to connecting members (13), and one side of the connecting member (13) is connected to a lifting bracket (4), and two grooves (8) are provided at the bottom of the vehicle box (1), and the grooves (8) are connected to the inside of the vehicle box (1), and the lifting bracket (4) extends to the outside of the vehicle box (1) through the grooves (8), and the end of the lifting bracket (4) away from the first screw seat (14) is connected to a support plate (5), and an adjustment component (7) is provided in the support plate (5), and the side of the support plate (5) away from the lifting bracket (4) is fixedly connected to a protective frame (6).

2. A walking aerial platform with a lifting mechanism according to claim 1, characterized in that: Two second sliding grooves (212) are provided on one side of the sliding frame (206), and a second slider (211) is slidably connected in the second sliding groove (212). One end of the second slider (211) away from the second sliding groove (212) is fixedly connected to one side of the second connecting seat (204), and the cross-sectional shapes of the second sliding groove (212) and the second slider (211) are both T-shaped, and the second slider (211) and the second sliding groove (212) slide tightly.

3. The walking aerial platform with a lifting mechanism according to claim 1, characterized in that: Two first slide grooves (208) are provided on one side of the first screw seat (14), and a first slider (209) is slidably connected in the first slide groove (208). One end of the first slider (209) away from the first slide groove (208) is fixedly connected to one side of the first connecting seat (210), and the cross-sectional shapes of the first slide groove (208) and the first slider (209) are both T-shaped, and the first slider (209) slides tightly with the first slide groove (208).

4. The walking aerial platform with a lifting mechanism according to claim 1, characterized in that: The stabilizing component (3) includes two transmission racks (307), one side of the transmission racks (307) is fixedly connected to one side of the first screw seat (14), and a receiving groove (302) is provided on both sides of the vehicle box (1). A transmission gear (306) is rotatably connected between the two sides of the inner wall of the receiving groove (302) through a rotating shaft and a bearing. One side of the transmission gear (306) extends into the interior of the vehicle box (1) and meshes with the transmission racks (307). A connecting rod (305) is provided at the bottom of the transmission gear (306), and the connecting rod (305) is clamped to the outer surface of the rotating shaft. The bottom of one end of the connecting rod (305) is fixedly connected to a support column (303), and the bottom of the support column (303) is fixedly connected to a second universal wheel (301).

5. The walking aerial platform with a lifting mechanism according to claim 4, characterized in that: The connecting rod (305) and the supporting column (303) are both received in the receiving groove (302); a buffer film (304) is fixedly connected to one side of the connecting rod (305); an end of the buffer film (304) away from the connecting rod (305) is fixedly connected to one side of the inner wall of the receiving groove (302); and the buffer film (304) is a flexible plastic film.

6. The walking aerial platform with a lifting mechanism according to claim 1, characterized in that: The adjustment assembly (7) includes two sliding bodies (703), two grooves (707) are provided on the top of the support plate (5), the sliding body (703) is slidably connected in the groove (707), a connecting shaft (711) is rotated between the two sides of the inner wall of the groove (707) through a bearing, one end of the connecting shaft (711) extends into the other groove (707) and is fixedly connected to an adjustment screw (710), the outer surface of the adjustment screw (710) is threadedly connected to a second screw seat (708), the bottom of the second screw seat (708) is fixedly connected to a counterweight (706), both sides of the counterweight (706) are in contact with the two sides of the inner wall of the groove (707), the outer surface of the connecting shaft (711) is clamped with a linkage gear (713), one side of the linkage gear (713) is meshed with a linkage rack (714), and the top of the linkage rack (714) is fixedly connected to the bottom of the sliding body (703).

7. The walking aerial platform with a lifting mechanism according to claim 6, characterized in that: The top of the sliding body (703) is fixedly connected to a pedal (701), and both sides of the bottom of the pedal (701) are fixedly connected to a sliding rod (702). Two sliding holes (712) are provided on both sides of the top of the support plate (5), and the sliding rod (702) is slidably connected to the sliding hole (712). A return spring (704) is provided in the sliding hole (712), and both ends of the return spring (704) are fixedly connected to one side of the inner wall of the sliding hole (712) and the bottom of the sliding rod (702) respectively; a third sliding groove (709) is provided on both sides of the inner wall of the groove (707), and a third sliding block (705) is slidably connected in the third sliding groove (709), one side of the third sliding block (705) is fixedly connected to one side of the sliding block, and the third sliding block (705) slides tightly with the third sliding groove (709).

8. The walking aerial platform with a lifting mechanism according to claim 1, characterized in that: The two movable lead screws (10) are symmetrically distributed along the center of the worm wheel (11), and the thread directions of the two movable lead screws (10) are opposite.

9. The walking aerial platform with a lifting mechanism according to claim 1, characterized in that: One side of the worm wheel (11) engages with the worm (9), a motor (12) is fixedly mounted on the bottom of the inner wall of the vehicle box (1), one end of the output shaft of the motor (12) is fixedly connected to one end of the worm (9) via a rotating shaft, and movable wheels (15) are fixedly connected to the bottom of the first screw seat (14) on all sides, and the bottom of the movable wheel (15) is in contact with the bottom of the inner wall of the vehicle box (1).

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