CN116290709A - Aerial work platform for large-scale factory building - Google Patents

Abstract

The invention relates to the technical field of civil construction, in particular to a high-altitude working platform of a large-scale factory building, wherein two ends of a sliding cross rod I are fixedly connected with the upper ends of vertical rods III, the sliding cross rod I is arranged in a square mounting hole I of a bottom frame, a threaded hole is formed in each limiting plate, a plurality of mounting holes II are formed in each vertical rod III, a mounting hole group corresponding to Kong Erwei on a moving frame is formed in the vertical rod I of the bottom frame, the mounting holes II are connected with one end of a sliding locking piece, the sliding locking piece can axially rotate in the mounting holes II, the other end of the sliding locking piece is arranged in the mounting hole group, and the sliding locking piece controls movement and limiting of the moving frame through axial rotation. The driving motor drives the screw rod to rotate on the bearing through the coupler, and when the screw rod rotates, the screw thread on the screw rod is matched with the first threaded hole on the limiting plate at the lower end of the movable frame, so that the movable frame moves on the bottom frame, and the movable frame stretches out.

Description

Aerial work platform for large-scale factory building

Technical Field

The invention belongs to the technical field of civil construction, and particularly relates to a high-altitude operation platform for a large-scale factory building.

Background

At present, in urban construction of China, more and more high-rise buildings and steel structure buildings are often provided with building structure forms such as high-altitude overhanging, air corridor and high-speed railway large-scale station houses due to design appearance requirements, the structures are of stiff concrete structures or steel structures, in the construction of steel structure engineering in the building industry, the butt joint between upper steel pipe columns and lower steel pipe columns or the pouring of concrete in the steel pipe columns are required, and temporary platforms are required to be erected during operation.

The hanging basket is novel high-altitude operation equipment capable of being repeatedly used, can replace a traditional scaffold, lightens labor intensity and improves working efficiency, but the problem of insufficient construction stations of workers caused by insufficient hanging basket length can be frequently encountered in the use process.

Disclosure of Invention

The invention provides a high-altitude operation platform for a large-scale factory building.

In order to achieve the above purpose, the present invention adopts the following technical scheme:

the utility model provides a large-scale factory building aerial work platform, includes the chassis, be equipped with the removal frame that can reciprocating motion on the chassis, it is driven by driving motor to remove the frame, the chassis includes support frame one, support frame one upper end is fixed with backup pad one, support frame one upper end both sides respectively are provided with a plurality of montants one, support frame one side montant one upper end and horizontal pole one fixed connection, support frame one lower extreme is fixed with a plurality of montants two, montant two lower extreme and horizontal pole two, horizontal pole three constitute the ground contacting frame, support frame one lower extreme is fixed with two mounting plates, is provided with a fixed orifices one on each mounting plate, be equipped with the bearing in the fixed orifices one, the outer lane and the fixed orifices one fixed connection of bearing, the inner circle and the lead screw fixed connection of bearing, one end of lead screw is connected with driving motor's output, support frame one lower extreme still is fixed with the balancing weight, every horizontal pole one center is provided with installs square hole one, support frame one's lower extreme is provided with a plurality of montants two, support frame one bottom mounting plate one bottom end is provided with mounting square hole three mounting holes, two mounting holes are all arranged in two mounting plates one side of support frame two, two mounting holes two mounting plates are all arranged in parallel to each mounting plate two side frame two, two mounting plates two mounting holes two side-plane-bar two mounting plates are arranged in parallel to each other two mounting plate two mounting plates, two side frame two mounting plates are provided with two mounting holes two mounting plates two side-bar one side, a plurality of support cross bars II are fixed between two parallel arrangement's support cross bars I, the equal parallel arrangement of support cross bars II, be fixed with a montant III on four angles of support cross bars II upper end respectively, every support cross bar I is provided with a slip cross bar I directly over, slip cross bar I both ends and the upper end fixed connection of montant III, slip cross bar I sets up in the installation square hole of chassis, support frame II lower extreme is fixed with two limiting plates, is provided with a screw hole on every limiting plate, the screw hole is connected through the screw, every be provided with a plurality of mounting hole II on the montant III of support frame, be provided with the mounting hole group that corresponds with the installation Kong Erwei on the movable frame on the montant I of chassis, the mounting hole II is connected with the one end of slip locking piece, slip locking piece can be in the axial rotation in mounting hole II, the slip locking piece other end is installed in the mounting hole group, the slip locking piece is through axial rotation control removes the frame and spacing.

Further, the sliding locking piece comprises a sliding piece, the sliding piece comprises a rod body, two long-strip sliding blocks are arranged on the rod body, an angle between the two long-strip sliding blocks is 180 degrees, a connecting column is fixed at one end of the rod body, the connecting column is arranged in a second mounting hole, a middle groove is formed in the other end of the rod body, a sliding groove II is further formed in the rod body, the sliding groove II is communicated with the middle groove, two middle blocks are fixedly arranged on the middle groove, a pressing groove is formed between the middle blocks and the long-strip sliding blocks, a first sliding groove is formed in each of two sides of the middle groove, a first locking positioning piece and a second locking positioning piece are arranged in each of the middle groove and the second sliding groove, the first locking positioning piece comprises a first moving plate, a first pressing block is arranged on the upper portion of the moving plate, a first sliding block is further arranged on each of two sides of the moving plate, a second sliding block is further arranged at the lower end of the moving plate, the thickness of the second pressing block is smaller than the thickness of the first pressing block, the first sliding block is not provided with a second sliding block, the first sliding block is arranged between the first sliding block and the second sliding block is not provided with a second sliding block, the first sliding block is further provided with a first sliding block, the first sliding block is arranged between the first sliding block and the first sliding block is provided with a first sliding block, the first sliding block is arranged between the first sliding block and a second sliding block is provided with a second sliding block, and a second sliding block is provided with a second sliding block is small thickness, and a second sliding block is smaller than a second sliding block is arranged between the first sliding block and second sliding block and a second sliding block is provided, the first pressing block and the second pressing block are both arranged in the pressing groove.

Further, the inner diameter of the sliding cylinder is equal to the outer diameter of the sliding column.

Further, the width of the first pressing block is equal to the width of the middle groove, the width of the first pressing block is equal to the width of the second pressing block, the width of the first pressing block is equal to the width of the first moving plate, the width of the second pressing block is equal to the width of the second moving plate, and the width of the second sliding groove is equal to the width of the first moving plate.

Further, the distance L1 between the outer ends of the two intermediate blocks is equal to the distance L4 between the two elongated sliding blocks, and the distance L2 between the inner ends of the two intermediate blocks is equal to the height L2 of the second sliding groove.

Further, the mounting hole group comprises a round hole, four sliding grooves three are arranged on the circumference of the round hole, the angle between each sliding groove three is 90 degrees, thrust blocks are arranged in the two sliding grooves three, and the angle between the two sliding grooves three provided with the thrust blocks is 180 degrees.

Further, the diameter of the round hole is equal to the outer diameter of the rod body.

Further, three upper ends of two vertical rods at two ends of the support frame are fixedly connected with the connecting cross rod, and a plurality of connecting vertical rods are fixed between the connecting cross rod and the second support cross rod in parallel.

Further, a second sliding cross rod is arranged right above the first supporting cross rod, the second sliding cross rod is arranged between the first supporting cross rod and the first sliding cross rod, the second sliding cross rod connecting section is fixedly connected with the third vertical rod, and the second sliding cross rod is arranged in a second square mounting hole of the underframe.

Further, the movable frame and the upper end of the underframe are both fixed with a plurality of lifting lugs, and the lifting lugs are used for being connected with a cable with the height adjusted.

The beneficial points are that: the driving motor drives the screw rod to rotate on the bearing through the coupler, and when the screw rod rotates, the screw thread on the screw rod is matched with the first threaded hole on the limiting plate at the lower end of the movable frame, so that the movable frame moves on the bottom frame, and the movable frame stretches out.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a second perspective view of the present invention;

FIG. 3 is a perspective view of a chassis according to the present invention;

FIG. 4 is a second perspective view of the chassis of the present invention;

FIG. 5 is a schematic view of a mounting hole set according to the present invention;

FIG. 6 is a perspective view of a mobile frame according to the present invention;

FIG. 7 is a second perspective view of the mobile frame of the present invention;

FIG. 8 is a perspective view of a slide latch of the present invention;

FIG. 9 is a left side view of FIG. 8 in accordance with the present invention;

FIG. 10 is a cross-sectional view of A-A in the present invention;

FIG. 11 is a perspective view of a slider according to the present invention;

FIG. 12 is a left side view of FIG. 11 in accordance with the present invention;

FIG. 13 is a cross-sectional view of B-B in the present invention;

FIG. 14 is a perspective view of a first locking detent of the present invention;

FIG. 15 is a second perspective view of the first locking detent of the present invention;

FIG. 16 is a perspective view I of a second lock-up retainer according to the present invention;

fig. 17 is a second perspective view of a second locking and positioning member according to the present invention.

In the figure: the device comprises a base frame 1, a movable frame 2, a sliding locking piece 3, a lifting lug 4, a driving motor 5, a lead screw 6 and a balancing weight 7;

a first supporting frame 101, a first supporting plate 102, a first vertical rod 103, a first transverse rod 104, a transition plate 105, a second vertical rod 106, a second transverse rod 107, a third transverse rod 108, a 109 mounting plate 110, a first fixing hole 111, a first square mounting hole 112, a set of mounting holes 113 and a third square mounting hole 113;

a first supporting cross rod 201, a second supporting plate 202, a second supporting cross rod 203, a limiting plate 204, a first threaded hole 205, a first sliding cross rod 206, a connecting cross rod 207, a vertical rod 208, a second sliding cross rod 209 and a second mounting hole 210;

301 sliding member, 302 locking positioning member one, 303 locking positioning member two;

30101 rod, 30102 strip slide block, 30103 connecting post, 30104 middle groove, 30105 middle block, 30106 chute I, 30107 chute II;

30201 moving plate one, 30202 pressing block one, 30203 limiting block one, 30204 sliding block one, 30205 sliding column;

30301 moving plate two, 30302 press block two, 30303 limit block two, 30304 slide block two, 30305 slide cylinder;

11201 round hole, 11202 spout three, 11203 thrust block.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.

In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.

Referring to fig. 1-17, the aerial work platform for a large-scale factory building provided in the embodiment of the invention comprises a chassis 1, wherein a movable frame 2 capable of reciprocating is arranged on the chassis 1, the movable frame 2 is driven by a driving motor 5, the chassis 1 comprises a first support frame 101, a first support plate 102 is fixed at the upper end of the first support frame 101, a plurality of first vertical rods 103 are respectively arranged at two sides of the upper end of the first support frame 101, the upper end of the first vertical rod 103 at each side of the first support frame 101 is fixedly connected with a first cross rod 104, a plurality of second vertical rods 106 are fixed at the lower end of the first support frame 101, the lower end of the second vertical rod 106 is fixedly connected with a second cross rod 107 and a third cross rod 108, the second vertical rod 106, the second cross rod 107 and the third cross rod 108 form a ground contacting frame, two mounting plates 109 are fixed at the lower end of the first support frame 101, a first fixing hole 110 is arranged on each mounting plate 109, the bearing is arranged in the first fixing hole 110, the outer ring of the bearing is fixedly connected with the first fixing hole 110, the inner ring of the bearing is fixedly connected with the lead screw 6, one end of the lead screw 6 is connected with the output end of the driving motor 5, the lower end of the first supporting frame 101 is also fixedly provided with a balancing weight 7, the center of each first cross rod 104 is provided with a first mounting square hole 111, the lower end of the supporting plate of the first supporting frame 101 is provided with a third mounting square hole 113, each first vertical rod 103 is provided with at least a second mounting square hole 113, the movable frame 2 is arranged on the bottom frame 1 through the first mounting square hole 111, the second mounting square hole 113 and the third mounting square hole 113, each first vertical rod 103 is provided with a plurality of mounting hole groups 112, the movable frame 2 comprises a first supporting cross rod 201 and a plurality of second supporting cross rods 203 which are arranged in parallel, the first supporting cross rod 201 and the second supporting cross rod 203 form a second supporting frame, the support frame is characterized in that a support plate II 202 is paved at the upper end of the support frame II, the support frame II and the support plate II 202 are arranged in a mounting square hole III 113 of the underframe 1, a support cross rod II 203 is fixed at two ends of a support cross rod I201 which is arranged in parallel, a plurality of support cross rods II 203 are fixed between the support cross rods I201 which are arranged in parallel, a vertical rod III is fixed at four corners of the upper end of the support frame II respectively, each support cross rod I201 is provided with a sliding cross rod I206 directly above, two ends of the sliding cross rod I206 are fixedly connected with the upper end of the vertical rod III, the sliding cross rod I206 is arranged in a mounting square hole I111 of the underframe 1, two limiting plates 204 are fixed at the lower end of the support frame II, a threaded hole is formed in each limiting plate 204, the threaded hole is connected with a lead screw 6 through threads, a plurality of mounting holes II 210 are formed in the three, a mounting hole group 112 corresponding to the position of a mounting hole II 210 on the vertical rod 103 of the underframe 1 is arranged, two ends of the mounting hole II 210 are fixedly connected with a dead piece 3, and the dead piece 2 is axially mounted in a locking piece 3, and the dead piece can be axially mounted on the dead piece 3 through the locking piece and the sliding piece 3.

The sliding locking member 3 comprises a sliding member 301, the sliding member 301 comprises a rod body 30101, two strip-shaped sliding blocks 30102 are arranged on the rod body 30101, an angle between the two strip-shaped sliding blocks 30102 is 180 degrees, a connecting column 30103 is fixed at one end of the rod body 30101, the connecting column 30103 is arranged in a mounting hole II 210, a bearing is fixed in the mounting hole II 210, a bearing outer ring is fixedly connected with the mounting hole II 210, a bearing inner ring is fixedly connected with the connecting column 30103, a middle groove 30104 at the other end of the rod body 30101 is also arranged in the rod body 30101, a sliding groove II 30107 is also arranged in the rod body 30101, the sliding groove II 30107 is communicated with the middle groove 30104, two middle blocks 30105 are fixed on the middle groove 30104, a pressing groove is formed between the middle block 30105 and the strip-shaped sliding blocks 30102, a sliding groove I30106 is arranged at two sides of the middle groove 30104, a locking positioning member I302 and a locking positioning member II 303 are arranged in the middle groove 30104 and the sliding groove II 30107, the first locking and positioning piece 302 comprises a first movable plate 30201, a first pressing block 30202 is arranged on the upper portion of the first movable plate 30201, a first limiting block 30203 is arranged on the upper portion of the first movable plate 30201, two sliding blocks 30204 are arranged on two sides of the first movable plate 30201, a sliding column 30205 is arranged at the lower end of the movable plate, the thickness of the first pressing block 30202 is smaller than that of the first limiting block 30203, the distance between the first pressing block 30202 and the first limiting block 30203 is not smaller than that of the middle block 30105, the second locking and positioning piece 303 comprises a second movable plate 30301, a second pressing block 30302 is arranged on the upper portion of the second movable plate 30301, a second limiting block 30303 is also arranged on the upper portion of the second movable plate 30301, a second sliding block 30304 is arranged on two sides of the second movable plate 30301, a sliding cylinder 30305 is arranged at the lower end of the movable plate, the distance between the second pressing block 30302 and the second pressing block 30303 is not smaller than that of the middle block 30105, the sliding cylinder 30305 is provided with a return spring, the first slide 30204 of the first locking and positioning member 302 is arranged in the first slide groove 30106, the second slide 30304 of the second locking and positioning member 303 is arranged in the second slide groove 30107, the thickness of the second pressing block 30302 is smaller than that of the second limiting block 30303, and the first pressing block 30202 and the second pressing block 30302 are arranged in the pressing groove. The inner diameter of the sliding cylinder 30305 is equal to the outer diameter of the sliding post 30205. The first pressing block 30202 has a width equal to the width of the intermediate groove 30104, the first pressing block 30202 has a width equal to the width of the second pressing block 30302, the first pressing block 30202 has a width equal to the width of the first moving plate 30201, the second pressing block 30302 has a width equal to the width of the second moving plate 30301, and the second sliding groove 30107 has a width equal to the width of the first moving plate 30201.

The distance L1 between the outer ends of the two intermediate blocks 30105 is equal to the distance L4 between the two long-strip-shaped sliding blocks 30102, and the distance L2 between the inner ends of the two intermediate blocks 30105 is equal to the height L2 of the second sliding groove 30107. The mounting hole group 112 comprises a round hole 11201, four sliding grooves three 11202 are arranged on the circumference of the round hole 11201, an angle between each sliding groove three 11202 is 90 degrees, thrust blocks 11203 are arranged in the two sliding grooves three 11202, and an angle between the two sliding grooves three 11202 provided with the thrust blocks 11203 is 180 degrees. The diameter of the circular hole 11201 is equal to the outer diameter of the rod 30101. The three upper ends of the two vertical rods at the two ends of the support frame are fixedly connected with the connecting horizontal rods 207, and a plurality of connecting vertical rods 208 are fixedly arranged between the connecting horizontal rods 207 and the two support horizontal rods 203 in parallel. Each support cross bar I201 is provided with a second sliding cross bar 209 directly over, second sliding cross bar 209 sets up between support cross bar I201 and first sliding cross bar 206, second sliding cross bar 209 links section and montant three fixed connection, second sliding cross bar 209 sets up in the square hole of installation of chassis 1. A plurality of lifting lugs 4 are fixed at the upper ends of the movable frame 2 and the underframe 1, and the lifting lugs 4 are used for connecting a cable with the height adjusted.

When the sliding locking device does not work, the first locking positioning piece 302 and the second locking positioning piece 303 on the sliding locking piece 3 are arranged in a sliding groove III 11202 provided with a thrust block 11203 on the mounting hole group 112 on the chassis 1, and in the non-working state, the thrust block 11203 on the mounting hole group 112 is contacted with the end part of the sliding locking piece 3, so that the sliding of the sliding locking piece 3 in the mounting hole group 112 is limited, and the movement of the movable frame 2 on the chassis 1 is also limited; when the movable frame 2 needs to be moved, an operator pinches the first pressing block 30202 on the first locking positioning member 302 and the second pressing block 30302 on the second locking positioning member 303, presses the first pressing block 30202 and the second pressing block 30302 to enable the first locking positioning member 302 and the second locking positioning member 303 to move towards the center of the rod body 30101 in the first sliding groove 30106 and the second sliding groove 30107, compresses the return spring in the sliding cylinder 30305 again through the sliding column 30205 when the sliding column 30205 moves, and is in a compressed state all the time when the sliding frame is not in operation, the first locking positioning member 302 and the second locking positioning member 303 are abutted against the two ends of the middle groove 30104 and the second sliding groove 30107 through the elastic force of the return spring, so that after the first limiting block 30203 and the second limiting block 30303 are pressed into the middle groove 30104, the first limiting block 30203 and the second limiting block 30303 do not limit the axial rotation of the rod 30101 in the mounting hole group 112, an operator rotates the rod 30101 by 90 degrees and releases the pressing block 30202 and the pressing block 30302, the reset spring in the sliding locking piece 3 again enables the first limiting block 30203 of the locking positioning piece 302 and the second limiting block 30303 of the locking positioning piece 303 to enter the third sliding groove 11202 through elastic force, the sliding groove 11202 which enters the first limiting block is free of the first limiting block 11203, the axial movement of the sliding locking piece 3 is not limited, after all the sliding locking pieces 3 at one end of the moving frame 2 are adjusted, the driving motor 5 drives the screw rod 6 to rotate on a bearing through the coupler, and meanwhile, threads on the screw rod 6 are matched with threaded holes 205 on the limiting plate 204 at the lower end of the moving frame 2, so that the moving frame 2 moves on the bottom frame 1, and the moving frame 2 stretches out.

The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.

Claims (10)

1. The utility model provides a large-scale factory building high altitude construction platform which characterized in that: the device comprises a bottom frame (1), a movable frame (2) capable of reciprocating is arranged on the bottom frame (1), the movable frame (2) is driven by a driving motor (5), the bottom frame (1) comprises a first supporting frame (101), a first supporting plate (102) is fixed at the upper end of the first supporting frame (101), a plurality of first vertical rods (103) are respectively arranged on two sides of the upper end of the first supporting frame (101), the upper end of each first vertical rod (103) of the first supporting frame (101) is fixedly connected with a first cross rod (104), a plurality of second vertical rods (106) are fixedly connected with the lower end of the first supporting frame (101), the lower end of the second vertical rods (106) is fixedly connected with a second cross rod (107) and a third cross rod (108), the second vertical rods (106), the second cross rod (107) and the third cross rod (108) form a grounding frame, two mounting plates (109) are fixedly arranged at the lower end of the first supporting frame (101), a first fixing hole (110) is provided with a bearing, the upper end of each outer ring of the first mounting plate (109) is fixedly connected with a first fixing hole (110), the bearing is fixedly connected with the first fixing hole (110), the lower end of the bearing (6) is fixedly connected with a screw rod (6), each cross rod I (104) is provided with a first installation square hole (111) at the center, the lower end of a supporting plate of a supporting frame I (101) is provided with a third installation square hole (113), each vertical rod I (103) is provided with at least a second installation square hole (202), the movable frame (2) is installed on the underframe (1) through the first installation square hole (111), the second installation square hole and the third installation square hole (113), each vertical rod I (103) is provided with a plurality of installation hole groups (112), the movable frame (2) comprises a first supporting cross rod (201) and a plurality of second supporting cross rods (203) which are arranged in parallel, the first supporting cross rod (201) and the second supporting cross rods (203) form a second supporting frame, the upper end of the second supporting frame is paved with a second supporting plate (202), the second supporting frame and the second supporting plate (202) are arranged in the third installation square hole (113) of the underframe (1), two ends of the first supporting cross rods (201) which are arranged in parallel are respectively fixed with a second supporting cross rod (203), a plurality of supporting cross rods (203) which are arranged in parallel are fixedly arranged between the first supporting cross rods (201) and the second supporting cross rods (203) which are fixedly arranged at the first ends and the second ends (206) which are fixedly arranged on the first supporting cross rods (206) which are respectively and the second ends of the first supporting cross rods (206) which are fixedly arranged on the first supporting frame and the first ends and the second supporting cross rods (206, the first sliding cross rod (206) is arranged in a first mounting square hole (111) of the underframe (1), two limiting plates (204) are fixed at the lower end of the second supporting frame, a threaded hole is formed in each limiting plate (204), the threaded holes are connected with a screw rod (6) through threads, a plurality of second mounting holes (210) are formed in each third vertical rod, a first mounting hole group (112) corresponding to the second mounting holes (210) in the moving frame (2) is arranged on the first vertical rod (103) of the underframe (1), the second mounting holes (210) are connected with one end of the sliding locking piece (3), the sliding locking piece (3) can axially rotate in the second mounting holes (210), the other end of the sliding locking piece (3) is arranged in the first mounting hole group (112), and the sliding locking piece (3) can control the movement and limiting of the moving frame (2) through axial rotation.

2. The aerial work platform of claim 1, wherein: the sliding locking piece (3) comprises a sliding piece (301), the sliding piece (301) comprises a rod body (30101), two long-strip sliding blocks (30102) are arranged on the rod body (30101), the angle between the long-strip sliding blocks (30102) is 180 DEG, one end of the rod body (30101) is fixedly provided with a connecting column (30103), the connecting column (30103) is arranged in a mounting hole II (210), the other end of the rod body (30101) is provided with a middle groove (30104), the inside of the rod body (30101) is also provided with a sliding groove II (30107), the sliding groove II (30107) is communicated with a middle groove (30104), two middle blocks (30105) are fixed on the middle groove (30104), pressing grooves are formed between the middle blocks (30105) and the long-strip sliding blocks (30102), two sides of the middle groove (30104) are respectively provided with a sliding groove I (30106), locking piece 302) is arranged in the middle groove (30104) and the sliding groove II (30107), the locking piece II (30201) is arranged on the middle groove II (30101), the sliding block 302) is arranged on the middle groove II (30105), the sliding block 302), the sliding block II (30101) is arranged on the middle groove (30102), the sliding block (30101) is arranged on the sliding block, the sliding block (3023), the lower end of the moving plate is provided with a sliding column (30205), the thickness of the first pressing block (30202) is smaller than that of the first limiting block (30203), the distance between the first pressing block (30202) and the first limiting block (30203) is not smaller than the length of the middle block (30105), the second locking positioning piece (303) comprises a second moving plate (30301), the upper part of the second moving plate (30301) is provided with a second pressing block (30302), the upper part of the second moving plate (30301) is also provided with a second limiting block (30303), two sides of the second moving plate (30301) are respectively provided with a second sliding block (30304), the movable plate lower extreme is provided with a sliding cylinder (30305), the distance between briquetting two (30302) and stopper two (30303) is not less than the length of intermediate piece (30105), be provided with reset spring in the sliding cylinder (30305), the slider one (30204) of locking setting element one (302) sets up in spout one (30106), the slider two (30304) of locking setting element two (303) set up in spout two (30107), the thickness of briquetting two (30302) is less than the thickness of stopper two (30303), briquetting one (30202) and briquetting two (30302) all set up in pressing groove.

3. The aerial work platform of claim 2, wherein: the inner diameter of the sliding cylinder (30305) is equal to the outer diameter of the sliding column (30205).

4. The aerial work platform of claim 2, wherein: the width of the first pressing block (30202) is equal to the width of the middle groove (30104), the width of the first pressing block (30202) is equal to the width of the second pressing block (30302), the width of the first pressing block (30202) is equal to the width of the first moving plate (30201), the width of the second pressing block (30302) is equal to the width of the second moving plate (30301), and the width of the second sliding groove (30107) is equal to the width of the first moving plate (30201).

5. The aerial work platform of claim 2, wherein: the distance L (1) between the outer ends of the two middle blocks (30105) is equal to the distance L (4) between the two strip-shaped sliding blocks (30102), and the distance L (2) between the inner ends of the two middle blocks (30105) is equal to the height L (2) of the sliding groove II (30107).

6. The aerial work platform of claim 1, wherein: the mounting hole group (112) comprises a round hole (11201), four sliding grooves three (11202) are formed in the circumference of the round hole (11201), the angle between each sliding groove three (11202) is 90 degrees, thrust blocks (11203) are arranged in the two sliding grooves three (11202), and the angle between the two sliding grooves three (11202) provided with the thrust blocks (11203) is 180 degrees.

7. The aerial work platform of claim 6, wherein: the diameter of the round hole (11201) is equal to the outer diameter of the rod body (30101).

8. The aerial work platform of claim 1, wherein: the three upper ends of the two vertical rods at the two ends of the support frame are fixedly connected with the connecting transverse rod (207), and a plurality of connecting vertical rods (208) are fixed between the connecting transverse rod (207) and the two support transverse rods (203) in parallel.

9. The aerial work platform of claim 1, wherein: every support horizontal pole one (201) directly over be provided with one and slide horizontal pole two (209), slide horizontal pole two (209) setting is between support horizontal pole one (201) and slide horizontal pole one (206), slide horizontal pole two (209) link section and montant three fixed connection, slide horizontal pole two (209) setting is in the installation square hole two of chassis (1).

10. The aerial work platform of claim 1, wherein: a plurality of lifting lugs (4) are fixed at the upper ends of the movable frame (2) and the underframe (1), and the lifting lugs (4) are used for being connected with a cable with the height adjusted.

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