CN219794623U - A kind of scaffolding with anti-fall function - Google Patents

Abstract

The utility model discloses a scaffold with a falling prevention function, which comprises a bearing plate, wherein a bracket is arranged at the bottom of the bearing plate, a first protective fence is connected between upright posts at two sides in a lifting way through lifting components, a moving component is arranged on the upper surface of the bearing plate, and a tool box is movably connected to the upper surface of the bearing plate through the moving component.

Description

A kind of scaffolding with anti-fall function

Technical field

The utility model belongs to the technical field of scaffolding, and in particular relates to a scaffold with an anti-falling function.

Background technique

Scaffolding is a working platform erected to ensure the smooth progress of each construction process. According to the erection position, it can be divided into external scaffolding and internal scaffolding; according to different materials, it can be divided into wooden scaffolding, bamboo scaffolding and steel pipe scaffolding; according to the structure form, it can be divided into pole scaffolding, bridge scaffolding, portal scaffolding, suspended scaffolding, Hanging scaffolding, pick-type scaffolding, climbing scaffolding. Publication number: CN216239691U discloses a scaffold protective fence with anti-fall function, which includes a scaffold. The top of the scaffold is fixedly connected with a pedal. The upper surface of the pedal is provided with four connecting grooves. The internal structures of the four connecting grooves are uniform. Similarly, the inner walls of the four connecting grooves provided on the upper surface of the pedal are all slidingly connected with fixed rods. The inner walls of the four connecting grooves provided on the upper surface of the pedal are provided with slide grooves on both front and rear sides. "L"-shaped communication holes are provided on both front and rear sides. The eight communication holes connect eight chutes and four connecting grooves respectively. Each of the four connecting grooves is provided with a connecting mechanism inside. Through the setting of the air valve, the construction workers can complete the disassembly between the guardrail and the scaffolding by simply opening the air valve, which greatly reduces the labor intensity of the construction workers, improves the work efficiency of the construction workers, and improves the practicability of the device.

The problem with the above technology is that although the scaffolds currently used on the market are equipped with anti-fall fences, the height of the fence is fixed, and there will be a large gap between the bodies of the workers. Taller workers cannot Be careful when your body tilts. Some shorter fences cannot effectively prevent workers from falling. As a result, the anti-fall measures on the scaffolding are not comprehensive and safe enough. There are still certain safety risks. At the same time, when working on the scaffolding , because some larger tools are placed on it. Having too many tools will not only affect the work, but also make it difficult to find, pick up and use. Moreover, when the staff cannot leave the working position, another staff member is needed. Handing over tools not only wastes human resources but also reduces work efficiency, so we propose a scaffold with anti-fall function.

Utility model content

In view of the problems existing in the existing technology, the present utility model provides a scaffold with an anti-fall function, which can adjust the protective position of the protective fence according to workers with different physical differences, so as to ensure improved safety and avoid falling incidents. At the same time, the tools used can be stored in large quantities, and can be moved to the required location according to the user's needs. They are easy to pick up and use. They can work alone, which improves work efficiency and solves the problems currently used on the market. Although scaffolding is equipped with anti-fall fences, the height of the fence is fixed, and there will be a large difference between the bodies of the staff. When taller staff accidentally tilt their bodies, some shorter fences will The inability to effectively prevent workers from falling prevents the scaffold from being comprehensive and safe, and there are still certain safety risks. At the same time, when working on the scaffold, some larger tools are placed on it. Yes, having too many tools will not only affect the work, but also make it difficult to find, pick up and use. Moreover, when the staff cannot leave the working position, another staff member will be needed to hand over the tools. This not only wastes human resources, but also Reduced work efficiency.

The utility model is implemented in this way. A scaffold with an anti-falling function includes a load-bearing plate. A bracket is provided at the bottom of the load-bearing plate. Uprights are fixedly installed on the four corners of the upper surface of the load-bearing plate. Between the uprights at both ends A second protective fence is slidably connected to each other. A support plate is provided at the upper end between the uprights on both sides. A lifting assembly is provided on the upper surface of the support plate. The uprights on both sides are connected by lifting assemblies. In the first protective fence, a moving assembly is provided on the upper surface of the bearing plate, and a tool box is movably connected to the upper surface of the bearing plate through the moving assembly.

As a preferred feature of the present invention, first fixed plates are fixedly installed at both ends of the second protective fence. The first fixed plates are slidingly connected to the columns. Second fixed plates are fixedly installed at both ends of the second protective fence. plate, the second fixed plate is slidingly connected to the column, and the first fixed plate is fixedly connected to the second fixed plate.

As a preferred option of the present invention, the lifting assembly includes a screw rod, the screw rod is connected to an adjusting nut through threads, both ends of the adjusting nut are rotationally connected to a linkage rod, and one end of the linkage rod is rotationally connected to a sliding plate. Both ends of the upper surface of the load-bearing plate are provided with chute corresponding to the sliding plate. The sliding plate is slidably installed in the chute, and the screw rod is rotationally connected to the load-bearing plate.

As a preferred feature of the present invention, a protective cover plate is provided on the upper surface of the two sets of support plates. A groove is provided on the bottom of the protective cover plate. A signal motor is provided on one end of the upper surface of the protective cover plate. The signal motor The output shaft penetrates the upper surface of the protective cover plate to the groove. A rotation hole is provided at one end of the upper surface of the protective cover plate. Synchronous wheels are rotatably connected to both ends of the groove. One end of the output shaft of the signal motor is connected to a The upper surface of the set of synchronizing wheels is fixedly connected, and a synchronizing belt is set between the two sets of synchronizing wheels. The two sets of synchronizing wheels are fixedly connected to two sets of screw rods respectively, and the lower end of the screw rods is rotationally connected to the support plate.

As a preferred feature of the present invention, the upper ends of the opposite sides of the uprights on both sides are provided with adjustment grooves. A pulley is rotatably connected inside the adjustment groove. A traction rope is fixedly installed at one end of the sliding plate, and a traction rope is fixedly installed at one end of the second fixed plate. A linkage block is fixedly installed. The traction rope passes through the top of the pulley and is fixedly connected to the linkage block. The lower ends of the opposite sides of the columns on both sides are provided with sliding grooves corresponding to the linkage block. The linkage block is slidably installed inside the sliding groove. .

As a preferred option of the present invention, the moving assembly includes a hollow moving shell and a gear. A hollow groove is provided on the upper surface of the hollow moving shell. Multiple sets of equidistant teeth corresponding to the gear are provided on one side of the hollow groove. groove, the gear is meshed and connected with the tooth groove, the hollow moving shell is fixedly connected with the bearing plate, and the hollow moving shell is rotationally connected with the gear.

As a preferred feature of the present invention, a moving groove is provided at the bottom of the hollow groove, and a directional slider is slidably connected inside the moving groove. A drive motor is provided on the upper surface of the directional slider. One end of the output shaft of the drive motor is connected to the The bottom of the gear is fixedly connected, a driving rod is fixedly installed on the upper surface of the gear, and the upper end of the driving rod is rotationally connected to the bottom of the tool box.

Compared with the existing technology, the beneficial effects of this utility model are as follows:

1. This utility model has a design in which the traction rope penetrates the top of the pulley and is fixedly connected to the linkage block. The signal motor is started according to the height of the worker. The signal motor can drive the screw rod to rotate through the synchronous wheel. The screw rod can rotate up and down by driving the adjusting nut. To make one end of the two sets of linkage rods move in opposite directions, the linkage rod can drive the sliding plate to pull the traction rope to move, the traction rope can slide through the pulley to pull the linkage block to slide in the sliding groove, and the linkage block can be driven through the second fixed plate The first protective fence lifts and moves to the best protective position that matches the staff, thereby achieving the effect of not only improving safety, but also effectively reducing the loss of protective fence materials. The drive rod is rotationally connected to the tool box When the drive motor drives the gear to rotate, the gear can move in the moving groove inside the hollow movable shell through multiple sets of equidistant tooth slots, and the corners are also covered with tooth slots, which allows the gear to move freely. The scope is the entire upper surface of the load-bearing plate. The gear movement can drive the tool box to move through the drive rod, and the drive motor can be started using remote line control, so that when it is inconvenient for the staff to leave the working position, the working tools can be brought close to the staff. Use it to achieve the effect of not only improving convenience but also improving work efficiency.

2. This utility model adopts the design of fixed connection between the first fixed plate and the second fixed plate. When the second fixed plate moves up and down through the linkage block, the second fixed plate can drive the first fixed plate to move, and the first fixed plate will move. It can drive the lifting movement of the second protective fence, thereby achieving a better effect of improving safety.

3. This utility model is designed to rotate one end of the linkage rod and install it on the sliding plate. When the screw rod rotates, it can drive the adjusting nut to move up and down. The adjusting nut can drive the linkage rods at both ends to move up and down, and the sliding plate slides on the surface of the support plate. , thereby achieving the effect of controlling the two sets of sliding plates to slide oppositely on the support plate when the screw rod rotates.

4. This utility model is designed with a synchronous belt between the two sets of synchronous wheels. The signal motor can drive one set of synchronous wheels to rotate, and one set of synchronous wheels can drive the other set of synchronous wheels to rotate through the synchronous belt. The two sets of synchronization wheels are synchronized. When the wheels rotate at the same time, the two groups of screw rods can rotate at the same time, thereby achieving the effect that the signal motor can drive the two groups of first protective fences and the two groups of second protective fences to move up and down simultaneously.

5. This utility model is designed with a traction rope fixedly installed on one end of the sliding plate. When the sliding plate slides, the traction rope can drive the linkage block to move, and the linkage block can drive the second fixed plate to move, and the traction rope is pulled through the pulley. The friction force is reduced to drive the linkage block to move, thereby achieving the effect that the signal motor can drive the two groups of first protective fences and the two groups of second protective fences to move with less effort.

6. This utility model adopts the design of gear and tooth slot meshing connection. When the gear rotates, it can move in the moving groove through multiple sets of equally spaced tooth slots, thereby achieving the effect that the gear can move at will inside the hollow moving shell.

7. This utility model is designed to rotate the upper end of the driving rod and the bottom of the tool box. When the driving motor drives the gear to rotate, the gear movement can drive the driving rod to move, and the driving rod can drive the tool box to move. When the driving motor starts, not only can It drives itself to move, and can also drive the tool box to move inside the hollow movable shell, making it easy to move to the staff and facilitate the use of tools.

Description of the drawings

Figure 1 is a schematic three-dimensional view of the overall structure provided by an embodiment of the present utility model;

Figure 2 is a schematic three-dimensional view of the structure of the moving component provided by the embodiment of the present utility model;

Figure 3 is a schematic three-dimensional view of the column structure provided by the embodiment of the present utility model;

Figure 4 is an enlarged schematic perspective view of the structure at point A of Figure 3 provided by an embodiment of the present invention.

In the picture: 1. Bearing plate; 2. Bracket; 3. Column; 4. Tool box; 5. First protective fence; 6. Support plate; 7. Directional slider; 8. First fixed plate; 9. Second Fixed plate; 10. Lifting component; 11. Moving component; 12. Second protective fence; 13. Sliding plate; 101. Timing belt; 102. Adjusting nut; 103. Linkage rod; 104. Pulley; 105. Traction rope; 106 , linkage block; 107, protective cover; 108, signal motor; 109, synchronous wheel; 110, screw rod; 1101, hollow moving shell; 1102, tooth slot; 1103, drive motor; 1104, gear; 1105, drive rod.

Detailed ways

In order to further understand the invention content, characteristics and effects of the present invention, the following examples are given and described in detail below with reference to the accompanying drawings.

The structure of the present utility model will be described in detail below with reference to the accompanying drawings.

As shown in Figures 1 to 4, an embodiment of the present utility model provides a scaffold with an anti-fall function, which includes a load-bearing plate 1. A bracket 2 is provided at the bottom of the load-bearing plate 1. Uprights are fixedly installed at the four corners of the upper surface of the load-bearing plate 1. 3. A second protective fence 12 is slidably connected between the uprights 3 at both ends. A support plate 6 is provided at the upper end between the uprights 3 on both sides. A lifting assembly 10 is provided on the upper surface of the support plate 6. Between the uprights 3 on both sides, The first protective fence 5 is connected up and down through the lifting assembly 10. The upper surface of the bearing plate 1 is provided with a moving assembly 11. The upper surface of the bearing plate 1 is movably connected to the tool box 4 through the moving assembly 11.

Adopt the above solution: the traction rope 105 penetrates the design above the pulley 104 and is fixedly connected to the linkage block 106. The signal motor 108 is started according to the height of the worker. The signal motor 108 can drive the screw rod 110 to rotate through the synchronous wheel 109, and the screw rod 110 rotates. The two sets of linkage rods 103 can be moved in opposite directions by driving the adjustment nut 102 to move up and down. The linkage rod 103 can drive the sliding plate 13 to pull the traction rope 105 to move. The traction rope 105 can slide through the pulley 104 to pull the linkage block 106. By sliding in the sliding groove, the linkage block 106 can drive the first protective fence 5 to move up and down through the second fixed plate 9, and move to the best protective position that matches the staff, thereby not only improving safety, but also effectively The effect of reducing the loss of protective fence materials is the design of the rotation connection between the drive rod 1105 and the tool box 4. When the drive motor 1103 drives the gear 1104 to rotate, the gear 1104 can move the shell in the hollow through multiple sets of equidistant tooth slots 1102. 1101 moves in the internal moving groove, and because the corners are also covered with tooth slots 1102, the range of movement of the gear 1104 can be the entire upper surface of the load plate 1. When the gear 1104 moves, the tool box 4 can be driven through the drive rod 1105. Mobile, and the drive motor 1103 can be started using remote line control, so that when it is inconvenient for the staff to leave the working position, the power tool can be used close to the staff, thereby not only improving convenience but also improving work efficiency. Effect.

Referring to Figure 3, first fixing plates 8 are fixedly installed at both ends of the second protective fence 12. The first fixed plates 8 are slidingly connected to the columns 3. Second fixed plates 9 are fixedly installed at both ends of the second protective fence 12. The two fixed plates 9 are slidingly connected to the column 3, and the first fixed plate 8 and the second fixed plate 9 are fixedly connected.

Using the above solution: through the design of the fixed connection between the first fixed plate 8 and the second fixed plate 9, when the second fixed plate 9 moves up and down through the linkage block 106, the second fixed plate 9 can drive the first fixed plate 8 to move. The first fixed plate 8 can drive the second protective fence 12 to move up and down, thereby achieving a better effect of improving safety.

Referring to Figures 3 and 4, the lifting assembly 10 includes a screw rod 110. The screw rod 110 is threadedly connected to an adjusting nut 102. Both ends of the adjusting nut 102 are rotationally connected to a linkage rod 103. One end of the linkage rod 103 is rotationally connected to a sliding plate 13. Both ends of the upper surface of the load-bearing plate 1 are provided with chute corresponding to the sliding plate 13. The sliding plate 13 is slidably installed in the chute, and the screw rod 110 is rotationally connected with the load-bearing plate 1.

Using the above solution: one end of the linkage rod 103 is rotated and installed on the sliding plate 13. When the screw rod 110 rotates, it can drive the adjusting nut 102 to move up and down. The adjusting nut 102 can drive the linkage rods 103 at both ends to move up and down, and the sliding plate 13 The upper surface of the support plate 6 slides, thereby achieving the effect of controlling the two sets of sliding plates 13 to slide oppositely on the support plate 6 when the screw rod 110 rotates.

Referring to Figures 3 and 4, the upper surfaces of the two sets of support plates 6 are jointly provided with a protective cover 107. The bottom of the protective cover 107 is provided with a groove. One end of the upper surface of the protective cover 107 is provided with a signal motor 108. The output of the signal motor 108 The shaft penetrates the upper surface of the protective cover 107 to the groove. A rotation hole is provided on one end of the upper surface of the protective cover 107. Synchronous wheels 109 are rotatably connected to both ends inside the groove. One end of the output shaft of the signal motor 108 is connected to a set of synchronous wheels 109. The upper surface is fixedly connected, and a synchronous belt 101 is set between the two sets of synchronization wheels 109. The two sets of synchronization wheels 109 are respectively fixedly connected to the two sets of screw rods 110, and the lower end of the screw rod 110 is rotationally connected to the support plate 6.

Using the above solution: through the design of the synchronous belt 101 being set between the two sets of synchronous wheels 109, the signal motor 108 can drive one set of synchronous wheels 109 to rotate, and one set of synchronous wheels 109 can drive the other set of synchronous wheels through the synchronous belt 101. 109 rotates, and the two sets of synchronization wheels 109 rotate at the same time, which can cause the two sets of screw rods 110 to rotate at the same time, thereby achieving the effect that the signal motor 108 can drive the two sets of first protective fences 5 and the two sets of second protective fences 12 to move up and down simultaneously. .

Referring to Figures 3 and 4, an adjustment slot is provided at the upper end of the opposite side of the column 3 on both sides. A pulley 104 is rotatably connected inside the adjustment slot. A traction rope 105 is fixedly installed at one end of the sliding plate 13, and a traction rope 105 is fixedly installed at one end of the second fixed plate 9. The linkage block 106 and the traction rope 105 pass through the top of the pulley 104 and are fixedly connected to the linkage block 106. The lower ends of the opposite sides of the uprights 3 on both sides are provided with sliding grooves corresponding to the linkage block 106. The linkage block 106 is slidably installed inside the sliding groove.

Adopt the above solution: a traction rope 105 is fixedly installed at one end of the sliding plate 13. When the sliding plate 13 slides, the traction rope 105 can drive the linkage block 106 to move, and the linkage block 106 can drive the second fixed plate 9 to move, and The traction rope 105 uses the pulley 104 to reduce friction and drive the linkage block 106 to move, thereby achieving the effect that the signal motor 108 can drive the two groups of first protective fences 5 and the two groups of second protective fences 12 to move with less effort.

Referring to Figure 2, the moving assembly 11 includes a hollow moving shell 1101 and a gear 1104. The upper surface of the hollow moving shell 1101 is provided with a hollow groove, and one side of the hollow groove is provided with multiple sets of equidistant tooth slots 1102 corresponding to the gear 1104. The gear 1104 is meshed with the tooth slot 1102, the hollow movable shell 1101 is fixedly connected with the bearing plate 1, and the hollow movable shell 1101 is rotationally connected with the gear 1104.

Using the above solution: through the design of the meshing connection between the gear 1104 and the tooth slot 1102, when the gear 1104 rotates, it can move in the moving groove through multiple sets of equidistant tooth slots 1102, so that the gear 1104 can move freely inside the hollow moving shell 1101. Effect.

Referring to Figure 2, there is a moving groove at the bottom of the hollow groove, and a directional slider 7 is slidingly connected inside the moving groove. A drive motor 1103 is provided on the upper surface of the directional slider 7. One end of the output shaft of the drive motor 1103 is fixedly connected to the bottom of the gear 1104. The gear A driving rod 1105 is fixedly installed on the upper surface of 1104, and the upper end of the driving rod 1105 is rotationally connected to the bottom of the tool box 4.

Adopt the above solution: through the design of the rotary connection between the upper end of the driving rod 1105 and the bottom of the tool box 4, when the driving motor 1103 drives the gear 1104 to rotate, the movement of the gear 1104 can drive the driving rod 1105 to move, and the driving rod 1105 can drive the tool box 4 to move. When the drive motor 1103 is started, it can not only drive itself to move, but also drive the tool box 4 to move inside the hollow movable shell 1101, making it convenient to move to the worker's side and facilitate the use of tools.

The working principle of this utility model:

When in use, the signal motor 108 is started according to the height of the worker. The signal motor 108 can drive the screw rod 110 to rotate through the synchronization wheel 109. The rotation of the screw rod 110 can drive the adjusting nut 102 to move up and down to make the two sets of linkage rods 103 have opposite ends. Move, the linkage rod 103 can pull the traction rope 105 to move by driving the sliding plate 13, the traction rope 105 can slide through the pulley 104 and pull the linkage block 106 to slide in the sliding groove, and the linkage block 106 can be driven through the second fixed plate 9 The first protective fence 5 moves up and down to the best protective position that matches the staff, which not only improves safety, but also effectively reduces the loss of protective fence materials.

To sum up: this kind of scaffold with anti-fall function, through the cooperation between the lifting component 10 and the moving component 11, solves the problem that although the scaffolds currently used on the market are equipped with anti-fall fences, the height of the fence is fixed. , and there will be a large gap between the bodies of the staff. When a taller staff accidentally tilts their body, some shorter fences cannot effectively prevent the staff from falling, resulting in scaffolding The anti-fall measures are not comprehensive and safe enough, and there are still certain safety risks. At the same time, when working on the scaffolding, because some larger tools are placed on it, more tools will not only affect the work, but also make it difficult to find and To pick up and use the tool, and when the staff cannot leave the working position, another staff member is required to hand the tool, which not only wastes human resources, but also reduces work efficiency.

It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that these entities or operations are mutually exclusive. any such actual relationship or sequence exists between them. Furthermore, the terms "comprises," "comprises," or any other variations thereof are intended to cover a non-exclusive inclusion such that a process, method, article, or apparatus that includes a list of elements includes not only those elements, but also those not expressly listed other elements, or elements inherent to the process, method, article or equipment.

Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art will understand that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention. , substitutions and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (7)

1. Scaffold frame with prevent function of falling, including loading board (1), its characterized in that: the utility model discloses a support, including loading board (1), stand (2), loading board (1) upper surface four corners is equal fixed mounting has stand (3), both ends equal sliding connection has second protection rail (12) between stand (3), both sides upper end between stand (3) all is provided with backup pad (6) jointly, backup pad (6) upper surface is provided with lifting unit (10), both sides all be connected with first protection rail (5) through lifting unit (10) lift between stand (3), loading board (1) upper surface is provided with movable subassembly (11), loading board (1) upper surface is through movable subassembly (11) swing joint have toolbox (4).

2. A scaffold with fall protection as claimed in claim 1, wherein: the utility model discloses a protection fence for a vehicle, including first guard rail (12), stand (3), second guard rail (12), first fixed plate (8) are all fixed mounting at second guard rail (12) both ends, first fixed plate (8) and stand (3) sliding connection, second fixed plate (9) are all fixed mounting at second guard rail (12) both ends, second fixed plate (9) and stand (3) sliding connection, first fixed plate (8) and second fixed plate (9) fixed connection.

3. A scaffold with fall protection as claimed in claim 2, wherein: lifting assembly (10) are including lead screw (110), lead screw (110) have adjusting nut (102) through threaded connection, adjusting nut (102) both ends all rotate and are connected with gangbar (103), gangbar (103) one end rotates and is connected with sliding plate (13), spout corresponding with sliding plate (13) has all been seted up at loading board (1) upper surface both ends, sliding plate (13) slidable mounting is in the spout, lead screw (110) are connected with loading board (1) rotation.

4. A scaffold with fall protection as claimed in claim 3, wherein: two sets of backup pad (6) upper surface is provided with protection apron (107) jointly, protection apron (107) bottom is seted up flutedly, protection apron (107) upper surface one end is provided with signal motor (108), the output shaft of signal motor (108) runs through protection apron (107) upper surface to recess, rotation hole has been seted up to protection apron (107) upper surface one end, the inside both ends of recess are all rotated and are connected with synchronizing wheel (109), the one end and a set of synchronizing wheel (109) upper surface fixed connection of signal motor (108) output shaft, two sets of cover is equipped with hold-in range (101) between synchronizing wheel (109), two sets of synchronizing wheel (109) respectively with two sets of lead screw (110) fixed connection, lead screw (110) lower extreme and backup pad (6) rotate and are connected.

5. The scaffold with anti-falling function as claimed in claim 4, wherein: the adjustable pulley comprises a first fixed plate (9), a second fixed plate (9), a connecting block (106) and a pulley (104), wherein the upper ends of the opposite sides of the upright (3) are provided with adjusting grooves, pulleys (104) are rotatably connected in the adjusting grooves, a traction rope (105) is fixedly installed at one end of the sliding plate (13), the traction rope (105) penetrates through the upper parts of the pulleys (104) and is fixedly connected with the connecting block (106), sliding grooves corresponding to the connecting block (106) are formed in the lower ends of the opposite sides of the upright (3), and the connecting block (106) is slidably installed in the sliding grooves.

6. A scaffold with fall protection as claimed in claim 1, wherein: the movable assembly (11) comprises a hollow movable shell (1101) and a gear (1104), a hollow groove is formed in the upper surface of the hollow movable shell (1101), a plurality of groups of tooth grooves (1102) corresponding to the gear (1104) are formed in one side of the interior of the hollow groove, the gear (1104) is meshed with the tooth grooves (1102), the hollow movable shell (1101) is fixedly connected with the bearing plate (1), and the hollow movable shell (1101) is rotationally connected with the gear (1104).

7. The scaffold with anti-falling function of claim 6, wherein: the utility model discloses a tool box, including cavity tank bottom, gear (1104) and drive rod (1105), the cavity tank bottom has been seted up, the inside sliding connection in cavity has directional slider (7), directional slider (7) upper surface is provided with driving motor (1103), one end and gear (1104) bottom fixed connection of driving motor (1103) output shaft, surface fixed mounting has actuating lever (1105) on gear (1104), actuating lever (1105) upper end and toolbox (4) bottom rotate to be connected.