CN113356545A

CN113356545A - Building scaffold with lifting platform

Info

Publication number: CN113356545A
Application number: CN202110663901.9A
Authority: CN
Inventors: 刘丽娟
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-06-16
Filing date: 2021-06-16
Publication date: 2021-09-07

Abstract

The invention discloses a building scaffold with a lifting platform, which is technically characterized in that: the scaffold comprises a base, a support rod is connected to the bottom of the base, a fixing frame is connected to the outer side of the support rod, the scaffold can be moved through a roller at the bottom of the support rod, when the scaffold needs to be fixed, a third motor is started, the output end of the third motor drives a slide rod to rotate, the slide rod drives a threaded ring to slide upwards on the surface of the slide rod, the threaded ring drives a circular ring to slide upwards on the surface of the support rod, the circular ring drives the roller to move upwards through the support rod, the support rod can provide a supporting effect for the scaffold, the slide rod simultaneously drives a connecting block to move downwards on the surface of a limiting rod, the connecting block drives an earth-entering cylinder to move downwards, when the earth-entering cylinder enters the ground, a manual rotation adjusting rod moves downwards inside the earth-entering cylinder, the adjusting rod drives a rhombic cone at the bottom of the adjusting rod to downwards extrude an opening claw through a rhombic groove, the opening claw is opened, and the building scaffold can be conveniently moved, the steadiness of scaffold frame has been improved simultaneously.

Description

Building scaffold with lifting platform

Technical Field

The invention relates to the field of scaffolds, in particular to a building scaffold with a lifting platform.

Background

The scaffold is in order to guarantee that each work progress goes on smoothly and the work platform of setting up, divide into outer scaffold and interior scaffold according to the position of setting up, can divide into wood scaffold, bamboo scaffold and steel pipe scaffold according to the material difference, divide into pole setting formula scaffold, bridge type scaffold, gate-type scaffold, suspension type scaffold, hanging scaffold, choose formula scaffold and climb formula scaffold according to the configuration form.

Chinese patent CN206279745U discloses a building scaffold with a lifting platform, which comprises a base and a lifting platform, wherein the bottom of the platform is provided with a pair of connecting screw cylinders, the base comprises a horizontally arranged movable bottom frame and a pair of longitudinally arranged adjusting column pipes, the adjusting column pipes are respectively provided with an adjusting screw, the tops of the adjusting screws are respectively provided with an adjusting disc, the adjusting disc comprises an adjusting gear, the side wall of the adjusting gear is provided with three handles, and a synchronization chain is arranged between the adjusting gears. When a user needs to adjust the height of the bedplate, the adjusting disc is rotated synchronously, so that the adjusting screw rod rises, and the bedplate rises. Because a synchronous chain is arranged between the two adjusting gears, two persons can synchronously operate, the lifting is easy, the operation is convenient, and any electric power is not needed, but the building scaffold with the lifting platform has the defects of more complicated replacement in the aspects of moving and supporting performance, and low stability, and is difficult to popularize and apply.

Therefore, there is a need to provide a building scaffold with a lifting platform, which aims to solve the above problems.

Disclosure of Invention

Aiming at the defects in the prior art, the embodiment of the invention aims to provide a building scaffold with a lifting platform so as to solve the problems in the background art.

In order to achieve the purpose, the invention provides the following technical scheme:

a building scaffold with a lifting platform comprises a base, stand columns, a sliding block, a lifting platform body, threaded rings, a ring, rollers and opening claws, wherein the stand columns are arranged on two sides of the upper side of the base, the sliding block is connected onto the stand columns in a sliding manner, the lifting platform body is arranged at the upper end of the sliding block, a threaded rod is arranged on the upper side of the base, a first motor is arranged at the bottom of the base, the output end of the first motor penetrates through the base and is connected with the threaded rod, the threaded rod is connected with a screw cap through threads, the side surface of the screw cap is connected with the side surface of the sliding block through a connecting rod, the bottom of the base is connected with a support rod, the outer side of the support rod is connected with a fixed frame, a third motor is arranged on the upper side of the fixed frame, a sliding rod and a limiting rod are arranged between the fixed frames, the output end of the third motor is connected with a sliding rod, reverse threads are arranged on the sliding rod, the upper end of the sliding rod is connected with the threaded rings through threads, and the ring is welded on the inner side of the threaded ring, ring sliding connection is at the surface of branch, the inboard welding of ring has the bracing piece, the bottom of bracing piece is connected with the gyro wheel, the lower extreme of slide bar passes through the threaded connection connecting block, connecting block sliding connection is on the gag lever post, the outside welding of connecting block has an earth-entering section of thick bamboo, the bottom both sides of an earth-entering section of thick bamboo open the claw through hinge connection, the lower part inboard of opening the claw is provided with magnet, the upper portion inboard of opening the claw is provided with the rhombus groove, the inside of an earth-entering section of thick bamboo is through threaded connection regulation pole, the bottom of adjusting the pole is connected with the rhombus awl.

As a further scheme of the invention, the upper part of the adjusting rod is provided with a through hole.

As a further scheme of the invention, a cavity is arranged inside the lifting platform body, a screw rod is arranged inside the cavity, a second gear is welded on the surface of the screw rod, a second motor is arranged at the bottom of the lifting platform body, the output end of the second motor is connected with a transmission rod, the upper end of the transmission rod is connected with a first gear, and the first gear is meshed with the second gear through a gear.

As a further scheme of the invention, a sliding groove is formed in the side face of the lifting platform body, a movable plate is connected in the sliding groove in a sliding mode, a sliding ring is welded at the bottom of the inner side of the movable plate, and the sliding ring is connected to a screw rod through threads.

As a further scheme of the invention, the side surface of the upper end of the movable plate is welded with the handrail frame.

As a further scheme of the invention, the two sides of the bottom of the upright post are provided with jacks.

As a further scheme of the invention, a fixed block is welded on the upper side of the base, the upper end of the fixed block is connected with a positioning block through a bolt, and a fixed inserted rod is welded on the inner side of the positioning block.

In summary, compared with the prior art, the embodiment of the invention has the following beneficial effects:

according to the building scaffold, the upright columns are arranged on two sides of the upper side of the base, the sliding block is connected to the upright columns in a sliding mode, the lifting table body is arranged at the upper end of the sliding block, the threaded rod is arranged on the upper side of the base, the first motor is arranged at the bottom of the base, the output end of the first motor penetrates through the base and is connected with the threaded rod, the threaded rod is connected with the screw cap through threads, the side face of the screw cap is connected with the side face of the sliding block through the connecting rod, when the lifting table body needs to be lifted, the first motor is started, the output end of the first motor drives the threaded rod to rotate, the threaded rod drives the screw cap to move upwards, the screw cap drives the sliding block to slide upwards on the upright columns through the connecting rod, and the sliding block drives the lifting table body to move upwards, so that the lifting table body is lifted to an appropriate height, lifting is easy, and operation is convenient. When the usable floor area of elevating platform body needs to be increased, open the second motor, second motor output drives the transfer line and rotates, and the transfer line drives the first gear rotation of its tip, and first gear passes through the second gear and drives the lead screw rotation, and the lead screw passes through the sliding ring and drives the fly leaf and outwards slide in the spout to the fly leaf has increased the usable floor area of elevating platform body, has increased the practicality of scaffold frame, and the handrail frame has improved the protectiveness to constructor.

The invention connects a support rod at the bottom of a base, the outside of the support rod is connected with a fixed frame, the upper side of the fixed frame is provided with a third motor, a slide rod and a limit rod are arranged between the fixed frames, the output end of the third motor is connected with the slide rod, reverse threads are arranged on the slide rod, the upper end of the slide rod is connected with a threaded ring through threads, the inner side of the threaded ring is welded with a circular ring, the circular ring is connected with the outer surface of the support rod in a sliding way, the inner side of the circular ring is welded with a support rod, the bottom of the support rod is connected with a roller, the lower end of the slide rod is connected with a connecting block through threads, the connecting block is connected with the limit rod in a sliding way, the outer side of the connecting block is welded with a soil inlet cylinder, the two sides of the bottom of the soil inlet cylinder are connected with an opening claw through hinges, the inner side of the lower part of the opening claw is provided with a magnet which can fix the opening claw and can prevent the opening claw from loosening, the inner side of the upper part of the opening claw is provided with a rhombus groove, the inside of the soil inlet cylinder is connected with an adjusting rod through threads, the bottom of the adjusting rod is connected with a rhombic cone, and the upper part of the adjusting rod is provided with a through hole. The gyro wheel through the bracing piece bottom can remove the scaffold frame to appointed place, when needs fix the scaffold frame, open the third motor, the third motor output drives the slide bar and rotates, being provided with reverse screw thread on the surface of slide bar, the slide bar drives the screw ring and upwards slides on the surface of slide bar, the screw ring drives the ring and upwards slides on the surface of branch, the ring passes through the bracing piece and drives gyro wheel upward movement, thereby branch contacts to ground, branch can provide supporting role to the scaffold frame. The slide bar is at the pivoted in-process, the slide bar drives the connecting block at the surperficial downstream of gag lever post, the connecting block drives a section of thick bamboo downstream that buries, make a section of thick bamboo that buries get into ground, when a section of thick bamboo that buries gets into ground, through when passing the through-hole on regulation pole surface with the stiffener, the manual rotation stiffener, the stiffener drives the inside downstream of adjusting the pole at a section of thick bamboo that buries, it opens the claw through the downward extrusion of rhombus groove to adjust the rhombus awl that the pole drove its bottom, thereby will open the claw and strut, the ability of grabbing soil of a section of thick bamboo that buries has been improved, make branch and gyro wheel alternate use in turn, can make construction scaffolding remove the facility, the steadiness of scaffold has been improved simultaneously.

To more clearly illustrate the structural features and effects of the present invention, the present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the invention.

Fig. 2 is a partial enlarged view of a portion a of fig. 1 of the present invention.

Fig. 3 is a partial enlarged view of the portion b of fig. 1 of the present invention.

Fig. 4 is a partial enlarged view of the portion c of fig. 3 according to the invention.

Fig. 5 is a schematic structural diagram of the ring in fig. 1.

Fig. 6 is a partial enlarged view of the portion d of fig. 1 according to the invention.

Reference numerals: 1-base, 2-upright post, 3-first motor, 4-cavity, 5-threaded rod, 6-screw cap, 7-connecting rod, 8-sliding block, 9-lifting platform body, 10-screw rod, 11-movable plate, 12-slip ring, 13-second motor, 14-transmission rod, 15-first gear, 16-second gear, 17-armrest frame, 18-supporting rod, 19-fixed frame, 20-sliding rod, 21-limiting rod, 22-threaded ring, 23-circular ring, 24-supporting rod, 25-roller, 26-connecting block, 27-soil-entering cylinder, 28-adjusting rod, 29-through hole, 30-third motor, 31-opening claw, 32-magnet, 33-diamond groove, 34-a diamond cone, 35-a hinge, 36-a fixed block, 37-a positioning block, 38-a fixed inserted bar, 39-an insertion hole, 40-a bolt and 41-a sliding groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Specific implementations of the present invention are described in detail below with reference to specific embodiments.

Example 1

Referring to fig. 1 to 5, the building scaffold with the lifting platform comprises a base 1, an upright post 2, a first motor 3, a cavity 4, a threaded rod 5, a screw cap 6, a connecting rod 7, a sliding block 8, a lifting platform body 9, a screw rod 10, a movable plate 11, a sliding ring 12, a second motor 13, a transmission rod 14, a first gear 15, a second gear 16, a handrail frame 17, a supporting rod 18, a fixed frame 19, a sliding rod 20, a limiting rod 21, a threaded ring 22, a circular ring 23, a supporting rod 24, a roller 25, a connecting block 26, a soil inlet cylinder 27, an adjusting rod 28, a through hole 29, a third motor 30, an opening claw 31, a magnet 32, a diamond-shaped groove 33, a diamond-shaped cone 34 and a hinge 35.

There is stand 2 on base 1's upside both sides, and sliding connection has slider 8 on stand 2, and the upper end of slider 8 is provided with elevating platform body 9, and base 1's upside is provided with threaded rod 5, and base 1's bottom is provided with first motor 3, and base 1 is run through and threaded rod 5 is connected to first motor 3's output, and threaded rod 5 has screw cap 6 through threaded connection, and connecting rod 7 link block 8's side is passed through to screw cap 6's side.

The inside of elevating platform body 9 is provided with cavity 4, and the inside of cavity 4 is provided with lead screw 10, and the surface welding of lead screw 10 has second gear 16, and the bottom of elevating platform body 9 is provided with second motor 13, and the output of second motor 13 is connected with transfer line 14, and the upper end of transfer line 14 is connected with first gear 15, and second gear 16 is connected through the gear engagement to first gear 15.

When using this building scaffold, when needs go up to elevating platform body 9, open first motor 3, first motor 3 output drives threaded rod 5 and rotates, and threaded rod 5 drives 6 upward movements of screw cap, and screw cap 6 drives slider 8 through connecting rod 7 and upwards slides on stand 2, and slider 8 drives elevating platform body 9 upward movement to it is light to rise to suitable height with elevating platform body 9, goes up and down convenient operation.

The side of the elevating platform body 9 is provided with a sliding chute 41, a movable plate 11 is slidably connected in the sliding chute 41, a sliding ring 12 is welded at the bottom of the inner side of the movable plate 11, the sliding ring 12 is connected to the screw rod 10 through threads, and an armrest frame 17 is welded at the side of the upper end of the movable plate 11.

When the usable floor area of elevating platform body 9 needs to be increased, open second motor 13, second motor 13 output drives transfer line 14 and rotates, transfer line 14 drives the first gear 15 rotation of its tip, first gear 15 drives lead screw 10 through second gear 16 and rotates, lead screw 10 drives fly leaf 11 through sliding ring 12 and outwards slides in spout 41, thereby fly leaf 11 has increased the usable floor area of elevating platform body 9, the practicality of scaffold frame has been increased, handrail frame 17 has improved constructor's protectiveness.

The bottom of the base 1 is connected with a supporting rod 18, the outer side of the supporting rod 18 is connected with a fixed frame 19, the upper side of the fixed frame 19 is provided with a third motor 30, a sliding rod 20 and a limiting rod 21 are arranged between the fixed frames 19, the output end of the third motor 30 is connected with a sliding rod 20, reverse threads are arranged on the sliding rod 20, the upper end of the sliding rod 20 is connected with a threaded ring 22 through threads, the inner side of the threaded ring 22 is welded with a circular ring 23, the circular ring 23 is connected to the outer surface of the supporting rod 18 in a sliding mode, the inner side of the circular ring 23 is welded with a supporting rod 24, the bottom of the supporting rod 24 is connected with a roller 25, the lower end of the sliding rod 20 is connected with a connecting block 26 through threads, the connecting block 26 is connected to the limiting rod 21 in a sliding mode, the outer side of the connecting block 26 is welded with a soil inlet cylinder 27, the two sides of the bottom of the soil inlet cylinder 27 are connected with an opening claw 31 through hinges 35, the inner side of the lower portion of the opening claw 31 is provided with a magnet 32, and the magnet 32 can fix the opening claw 31, the opening claw 31 can be prevented from being loosened, the diamond-shaped groove 33 is arranged on the inner side of the upper portion of the opening claw 31, the adjusting rod 28 is connected to the inner portion of the soil-entering cylinder 27 through threads, the diamond-shaped cone 34 is connected to the bottom of the adjusting rod 28, and the through hole 29 is formed in the upper portion of the adjusting rod 28.

Can remove the scaffold frame to appointed place through the gyro wheel 25 of bracing piece 24 bottom, when needs fix the scaffold frame, open third motor 30, the output of third motor 30 drives slide bar 20 and rotates, being provided with reverse screw thread on the surface of slide bar 20, slide bar 20 drives threaded ring 22 and upwards slides on the surface of slide bar 20, threaded ring 22 drives ring 23 and upwards slides on the surface of branch 18, ring 23 drives gyro wheel 25 upward movement through bracing piece 24, thereby branch 18 contacts ground, branch 18 can provide supporting role to the scaffold frame. When the sliding rod 20 rotates, the sliding rod 20 drives the connecting block 26 to move downwards on the surface of the limiting rod 21, the connecting block 26 drives the soil inlet cylinder 27 to move downwards, so that the soil inlet cylinder 27 enters the ground, when the soil inlet cylinder 27 enters the ground, the reinforcing rod is manually rotated by penetrating the reinforcing rod through the through hole 29 in the surface of the adjusting rod 28, the reinforcing rod drives the adjusting rod 28 to move downwards in the soil inlet cylinder 27, the adjusting rod 28 drives the diamond cone 34 at the bottom of the adjusting rod 28 to downwards extrude the opening claw 31 through the diamond groove 33, so that the opening claw 31 is opened, the soil grabbing capacity of the soil inlet cylinder 27 is improved, the supporting rods 18 and the rollers 25 are alternately replaced, the building scaffold can be conveniently moved, and meanwhile, the stability of the scaffold is improved.

Example 2

Please refer to fig. 1-6, a building scaffold with a lifting platform comprises a base 1, two sides of the upper side of the base 1 are provided with upright posts 2, the upright posts 2 are connected with a sliding block 8 in a sliding manner, the upper end of the sliding block 8 is provided with a lifting platform body 9, the upper side of the base 1 is provided with a threaded rod 5, the bottom of the base 1 is provided with a first motor 3, the output end of the first motor 3 penetrates through the base 1 and is connected with the threaded rod 5, the threaded rod 5 is connected with a screw cap 6 through threads, and the side surface of the screw cap 6 is connected with the side surface of the sliding block 8 through a connecting rod 7.

The inside of elevating platform body 9 is provided with cavity 4, and the inside of cavity 4 is provided with lead screw 10, and the surface welding of lead screw 10 has second gear 16, and the bottom of elevating platform body 9 is provided with second motor 13, and the output of second motor 13 is connected with transfer line 14, and the upper end of transfer line 14 is connected with first gear 15, and second gear 16 is connected through the gear engagement to first gear 15. When using this building scaffold, when needs go up to elevating platform body 9, open first motor 3, first motor 3 output drives threaded rod 5 and rotates, and threaded rod 5 drives 6 upward movements of screw cap, and screw cap 6 drives slider 8 through connecting rod 7 and upwards slides on stand 2, and slider 8 drives elevating platform body 9 upward movement to it is light to rise to suitable height with elevating platform body 9, goes up and down convenient operation.

Different from embodiment 1, the two sides of the bottom of the upright post 2 are provided with insertion holes 39, the upper side of the base 1 is welded with a fixing block 36, the upper end of the fixing block 36 is connected with a positioning block 37 through a bolt 40, and the inner side of the positioning block 37 is welded with a fixing insertion rod 38.

Through in inserting the fixed inserted bar 38 of locating piece 37 side into the jack 39 of stand 2 side, can fix locating piece 37 and fixed block 36 through bolt 40, when needs are dismantled the scaffold, loosen bolt 40 through the spanner, separate locating piece 37 and fixed block 36, take out the fixed inserted bar 38 of locating piece 37 side from the jack 39 of stand 2 side to the completion is dismantled stand 2. The base 1 can be used for fixedly mounting the upright posts 2 with different sizes, and the application range of the invention is expanded.

The rest of the structure of this example is the same as example 1.

The working principle of the invention is as follows: according to the scaffold, the scaffold can be moved to a designated place through the rollers 25 at the bottom of the support rod 24, when the scaffold needs to be fixed, the third motor 30 is started, the output end of the third motor 30 drives the slide rod 20 to rotate, reverse threads are arranged on the surface of the slide rod 20, the slide rod 20 drives the threaded ring 22 to slide upwards on the surface of the slide rod 20, the threaded ring 22 drives the circular ring 23 to slide upwards on the surface of the support rod 18, the circular ring 23 drives the rollers 25 to move upwards through the support rod 24, and therefore the support rod 18 contacts with the ground, and the support rod 18 can provide a supporting effect for the scaffold. When the slide bar 20 rotates, the slide bar 20 drives the connecting block 26 to move downwards on the surface of the limiting rod 21, the connecting block 26 drives the soil inlet cylinder 27 to move downwards, so that the soil inlet cylinder 27 enters the ground, when the soil inlet cylinder 27 enters the ground, the reinforcing rod is manually rotated by penetrating the reinforcing rod through the through hole 29 on the surface of the adjusting rod 28, the reinforcing rod drives the adjusting rod 28 to move downwards in the soil inlet cylinder 27, the adjusting rod 28 drives the diamond cone 34 at the bottom of the adjusting rod 28 to downwards extrude the opening claw 31 through the diamond groove 33, so that the opening claw 31 is opened, the soil gripping capability of the soil inlet cylinder 27 is improved, the supporting rod 18 and the roller 25 are alternately replaced, the building scaffold can be moved conveniently, the stability of the scaffold is improved, when the lifting platform body 9 needs to be lifted, the first motor 3 is started, the output end of the first motor 3 drives the threaded rod 5 to rotate, and the threaded rod 5 drives the screw cap 6 to move upwards, the screw cap 6 drives the sliding block 8 to slide upwards on the stand column 2 through the connecting rod 7, and the sliding block 8 drives the lifting platform body 9 to move upwards, so that the lifting platform body 9 rises to a proper height, the lifting is easy, and the operation is convenient. When the usable floor area of elevating platform body 9 needs to be increased, open second motor 13, second motor 13 output drives transfer line 14 and rotates, transfer line 14 drives the first gear 15 rotation of its tip, first gear 15 drives lead screw 10 through second gear 16 and rotates, lead screw 10 drives fly leaf 11 through sliding ring 12 and outwards slides in spout 41, thereby fly leaf 11 has increased the usable floor area of elevating platform body 9, the practicality of scaffold frame has been increased, handrail frame 17 has improved constructor's protectiveness.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. A building scaffold with a lifting platform comprises a base (1), a stand column (2), a sliding block (8), a lifting platform body (9), a threaded ring (22), a circular ring (23), a roller (25) and an opening claw (31), and is characterized in that the stand column (2) is arranged on two sides of the upper side of the base (1), the sliding block (8) is connected on the stand column (2) in a sliding manner, the lifting platform body (9) is arranged at the upper end of the sliding block (8), a threaded rod (5) is arranged on the upper side of the base (1), a first motor (3) is arranged at the bottom of the base (1), the output end of the first motor (3) penetrates through the base (1) and is connected with the threaded rod (5), a screw cap (6) is connected on the threaded rod (5) through threads, the side surface of the screw cap (6) is connected with the side surface of the sliding block (8) through a connecting rod (7), and a support rod (18) is connected at the bottom of the base (1), the outer side of each supporting rod (18) is connected with a fixing frame (19), the upper side of each fixing frame (19) is provided with a third motor (30), sliding rods (20) and a limiting rod (21) are arranged between the fixing frames (19), the output end of each third motor (30) is connected with the corresponding sliding rod (20), reverse threads are arranged on the sliding rods (20), the upper ends of the sliding rods (20) are connected with threaded rings (22) through threads, the inner sides of the threaded rings (22) are welded with circular rings (23), the circular rings (23) are connected to the outer surface of the supporting rods (18) in a sliding mode, supporting rods (24) are welded on the inner sides of the circular rings (23), the bottoms of the supporting rods (24) are connected with idler wheels (25), the lower ends of the sliding rods (20) are connected with connecting blocks (26) through threads, the connecting blocks (26) are connected to the limiting rods (21) in a sliding mode, soil inlet cylinders (27) are welded on the outer sides of the connecting blocks (26), and two sides of the bottoms of the soil inlet cylinders (27) are connected with opening claws (31) through hinges (35), the lower inner side of the opening claw (31) is provided with a magnet (32), the upper inner side of the opening claw (31) is provided with a diamond-shaped groove (33), the inner part of the soil-entering cylinder (27) is connected with an adjusting rod (28) through threads, and the bottom of the adjusting rod (28) is connected with a diamond-shaped cone (34).

2. The building scaffold with a platform according to claim 1, characterized in that the upper part of the adjusting bar (28) is provided with a through hole (29).

3. The building scaffold with the lifting platform as claimed in claim 2, wherein the lifting platform body (9) is internally provided with a cavity (4), a screw rod (10) is arranged inside the cavity (4), a second gear (16) is welded on the surface of the screw rod (10), a second motor (13) is arranged at the bottom of the lifting platform body (9), the output end of the second motor (13) is connected with a transmission rod (14), the upper end of the transmission rod (14) is connected with a first gear (15), and the first gear (15) is connected with the second gear (16) through gear meshing.

4. The building scaffold with the lifting platform as claimed in claim 3, wherein the side of the lifting platform body (9) is provided with a sliding groove (41), a movable plate (11) is connected in the sliding groove (41), a sliding ring (12) is welded at the bottom of the inner side of the movable plate (11), and the sliding ring (12) is connected on the screw rod (10) through threads.

5. The construction scaffold with a platform according to claim 4, characterized in that a handrail frame (17) is welded to the upper end side of the movable plate (11).

6. The building scaffold with a platform according to claim 1, characterized in that the uprights (2) are provided with insertion holes (39) on both sides of their bottom.

7. The building scaffold with the lifting platform as claimed in claim 2, wherein the fixing block (36) is welded on the upper side of the base (1), the upper end of the fixing block (36) is connected with the positioning block (37) through a bolt (40), and the fixing inserted rod (38) is welded on the inner side of the positioning block (37).