CN217205186U

CN217205186U - Supporting scaffold

Info

Publication number: CN217205186U
Application number: CN202220125807.8U
Authority: CN
Inventors: 张建辉; 程彬; 杨刚; 姚雪松; 杜少彬; 郭庆一; 刘伟; 王子彦; 赵曼曼; 陶静; 陈菲菲
Original assignee: SHANDONG SANJIAN CONSTRUCTION ENGINEERING MANAGEMENT CO LTD; SHANDONG SANJIAN CONSTRUCTION ENGINEERING CO LTD
Current assignee: SHANDONG SANJIAN CONSTRUCTION ENGINEERING MANAGEMENT CO LTD; SHANDONG SANJIAN CONSTRUCTION ENGINEERING CO LTD
Priority date: 2022-01-18
Filing date: 2022-01-18
Publication date: 2022-08-16
Anticipated expiration: 2032-01-18

Abstract

The utility model provides a supporting scaffold, the bottom surface of the bottom plate of which is provided with a rolling wheel, the center of the rolling wheel is connected with a rotating shaft, the top of the bottom plate is provided with a top plate, a lifting component is arranged below the top plate, and one side of the bottom plate is provided with a driving component; the lifting device can drive the two moving blocks to move oppositely or oppositely through the rotation of the lead screw, so that the inclination angle is adjusted through the rotating structure of the rotating rod, the distance between the top plate and the bottom plate is adjusted, the up-and-down lifting action of the top plate is realized, and the height adjustment of the supporting scaffold is realized; can be through setting up drive assembly and drive mechanism for the staff is located the roof top, removes the position that supports the scaffold, avoids the staff to push away the scaffold removal from top to bottom the scaffold ceaselessly, has improved staff's work efficiency.

Description

Supporting scaffold

Technical Field

The utility model provides a supporting legs hand rack belongs to scaffold technical field.

Background

The scaffold is a working platform which is erected for ensuring that each construction process is smoothly carried out, and is divided into an outer scaffold and an inner scaffold according to the erected position; the scaffold can be divided into a wood scaffold, a bamboo scaffold and a steel pipe scaffold according to different materials; the scaffold is divided into a vertical rod type scaffold, a bridge type scaffold, a door type scaffold, a suspension type scaffold, a hanging type scaffold, a lifting type scaffold and a climbing type scaffold according to the structural form.

At present, for example occasions such as architectural design water and electricity installation need use the scaffold frame, and the staff need be ceaselessly from getting off the scaffold frame, promote the scaffold frame again to other places, step on the scaffold frame again and construct, have wasted a large amount of time, have reduced staff's work efficiency.

SUMMERY OF THE UTILITY MODEL

Not enough to the aforesaid that prior art exists, the utility model aims at providing a support scaffold to solve the current scaffold frame that provides in the above-mentioned background art and wasted a large amount of time, reduced staff's work efficiency's problem.

In order to achieve the above purpose, the present invention is realized by the following technical solution: a supporting scaffold comprises a bottom plate, wherein at least two pairs of rolling wheels are uniformly distributed on the bottom surface of the bottom plate, the centers of each pair of rolling wheels are commonly connected with a rotating shaft, and the rotating shaft is vertical to the moving direction of the bottom plate through the rolling wheels; a top plate is arranged above the bottom plate, a lifting assembly is arranged below the top plate, and a driving assembly is arranged on one side of the bottom plate;

the lifting assembly comprises two groups of symmetrical rotating rods, the upper ends of the rotating rods are rotatably connected with the top plate, a screw rod is arranged between the top plate and the bottom plate, and the screw rod and the rotating rods are positioned in the same vertical plane; external threads with opposite spiral directions are arranged on two sides of the screw rod, the external threads on the two sides of the screw rod are respectively connected with a moving block with an internal thread hole, and the lower end of each rotating rod group is respectively and rotatably connected with each moving block;

the driving assembly comprises a turbine, a rotating shaft penetrates through and is fixed in the center of the turbine, a rotating shaft is arranged above the turbine, and the rotating shaft is rotatably connected below the bottom plate; a worm connected with a turbine is arranged on the rotating shaft, and a first belt pulley group is arranged on one side of the rotating shaft; a vertical plate is fixed on the top surface of the top plate, a driving shaft is rotatably connected to the vertical plate, a second pulley group is connected to the lower portion of the driving shaft, and a transmission mechanism is arranged between the bottom plate and the top plate;

the transmission mechanism comprises a moving frame and a first fixed wheel which is rotatably connected above one side of the bottom plate, one side of the bottom surface of the top plate is rotatably connected with a second fixed wheel, the sliding block is movably arranged in the moving frame, the moving wheel is rotatably connected at one end of the sliding block, and a first spring is arranged between the other end of the sliding block and the side wall of the moving frame; the movable wheel, the first fixed wheel and the second fixed wheel are jointly sleeved with a transmission belt, the first fixed wheel is connected with the first belt wheel set through one wheel shaft, and the second fixed wheel is connected with the second belt wheel set through another wheel shaft.

Further, the bottom plate is provided with a braking member.

Specifically, the brake piece is connected to the bottom end of the sliding rod, the sliding rod extends into the fixed box, the second spring sleeved outside the sliding rod is arranged in the fixed box, the second spring is fixedly connected with the sliding rod, and the at least two supporting blocks are uniformly distributed and rotatably connected to the sliding rod.

More particularly, the upper end of the sliding rod is connected with a pull rod.

Still more particularly, the stationary box is fixedly attached to the top plate.

It is also possible, more particularly, to attach a cushion to the bottom surface of the brake element.

Still more specifically, the lower end of the second spring is fixedly connected with the outer wall of the sliding rod.

Furthermore, the top surface of the bottom plate is connected with four support rods which are distributed in a rectangular shape; transverse plates are respectively fixed between the adjacent support rods at the two sides, and the screw rod is rotationally connected to the two transverse plates; the movable frame is fixedly connected to the supporting rod adjacent to the first fixed wheel.

Furthermore, support holes matched with the support rods are formed in the top plate, and the support rods respectively penetrate through the support holes in a sliding mode.

Furthermore, the end part of the driving shaft penetrates through the shaft hole in the vertical plate, and the end part of the driving shaft is fixedly connected with the crank.

The utility model discloses a supporting legs hand rack has following beneficial effect at least:

1. the utility model discloses a supporting legs hand rack can be rotatory through the lead screw, drives two movable block opposite directions or move back to rotating-structure through the dwang adjusts inclination, thereby adjusts the distance between roof and the bottom plate, realizes the oscilaltion action of roof, realizes the altitude mixture control of support scaffold promptly.

2. The utility model discloses a supporting leg hand rack can be through setting up drive assembly and drive mechanism for the staff is located the roof top, can drive the drive shaft to rotate through rotating the crank, drives the second tight pulley rotation through the second band pulley group; after the top plate is lifted by the lifting assembly, the sliding block moves to one side under the action of the vertical length change of the transmission belt and the action of the first spring, the transmission belt drives the second fixed wheel to rotate, and the rotating shaft is driven to rotate through the transmission of the first belt wheel set; and through driving the worm gear transmission, drive pivot and roll the wheel and rotate to the position that supports the scaffold frame is removed, under the prerequisite that can effectively guarantee staff's safety, avoids the staff to push away the scaffold frame and remove from top to bottom the scaffold frame ceaselessly, has improved staff's work efficiency.

2. The utility model discloses a supporting scaffold can be through setting up brake subassembly, upwards stimulate the pull rod, rotate the supporting shoe of slide bar top both sides to the below, and then through the top butt of supporting shoe and fixed case, keep the brake block and leave the state on ground, be convenient for support scaffold's removal; when rotating the supporting shoe to upper portion again, making it break away from with fixed case top butt, under the effect of second spring for brake block and ground butt avoid the device to produce and remove, prevent that the staff from falling down from the top, improve the security.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural view of the support scaffold of the present invention;

FIG. 2 is a schematic side view of the brake of the support scaffold of the present invention;

fig. 3 is the structure diagram of the movable wheel of the support scaffold of the present invention.

In the figure: 1-a bottom plate, 2-a supporting rod, 3-a top plate, 4-a transverse plate, 5-a screw rod, 6-a moving block, 7-a lifting component, 8-a motor, 9-a rolling wheel, 10-a rotating shaft, 11-a driving component, 12-a rotating shaft, 13-a worm, 14-a first fixed wheel, 15-a first fixed wheel and 16-a moving frame, 17-sliding block, 18-moving wheel, 19-first spring, 20-transmission belt, 21-second fixed wheel, 22-second belt wheel set, 23-second belt wheel set, 24-vertical plate, 25-crank, 26-fixed box, 27-sliding rod, 28-braking piece, 29-second spring, 30-pull rod, 31-supporting block and 32-soft pad.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Example 1

Referring to fig. 1, the present invention provides a technical solution: a supporting scaffold comprises a bottom plate 1, wherein at least two pairs of rolling wheels 9 are uniformly distributed on the bottom surface of the bottom plate 1, the centers of each pair of rolling wheels 9 are connected with a rotating shaft 10 together, and the rotating shaft 10 is perpendicular to the moving direction of the bottom plate 1 through the rolling wheels 9; a top plate 3 is arranged above the bottom plate 1, a lifting assembly 7 is arranged below the top plate 3, and a driving assembly 11 is arranged on one side of the bottom plate 1;

the lifting assembly 7 comprises two groups of symmetrical rotating rods, the upper ends of the rotating rods are rotatably connected with the top plate 3, a screw rod 5 is arranged between the top plate 3 and the bottom plate 1, and the screw rod 5 and the rotating rods are positioned in the same vertical plane; external threads with opposite spiral directions are arranged on two sides of the screw rod 5, the external threads on the two sides of the screw rod 5 are respectively connected with a moving block 6 with an internal thread hole, and the lower end of each group of rotating rods is respectively and rotatably connected with each moving block 6;

the driving assembly 11 comprises a turbine, the rotating shaft 10 penetrates through and is fixed at the center of the turbine, a rotating shaft 12 is arranged above the turbine, and the rotating shaft 12 is rotatably connected below the bottom plate 1; a worm 13 connected with a turbine is arranged on the rotating shaft 12, and a first pulley group 14 is arranged on one side of the rotating shaft 12; a vertical plate 24 is fixed on the top surface of the top plate 3, the vertical plate 24 is rotatably connected with a driving shaft 23, a second pulley group 22 is connected below the driving shaft 23, and a transmission mechanism is arranged between the bottom plate 1 and the top plate 3;

referring to fig. 3, the transmission mechanism includes a moving frame 16 and a first fixed wheel 15 rotatably connected above one side of the bottom plate 1, one side of the bottom surface of the top plate 3 is rotatably connected with a second fixed wheel 21, a sliding block 17 is movably arranged in the moving frame 16, a moving wheel 18 is rotatably connected with one end of the sliding block 17, and a first spring 19 is arranged between the other end of the sliding block 17 and the side wall of the moving frame 16; the moving wheel 18, the first fixed wheel 15 and the second fixed wheel 21 are jointly sleeved with a transmission belt 20, the first fixed wheel 15 is connected with the first belt wheel set 14 through one wheel axle, and the second fixed wheel 21 is connected with the second belt wheel set 22 through the other wheel axle.

The supporting scaffold frame of this embodiment can drive two moving blocks 6 and move in opposite directions or back to back through 5 rotations of lead screw to rotating-structure through the dwang adjusts inclination, thereby adjusts the distance between roof 3 and the bottom plate 1, realizes the oscilaltion action of roof 3, realizes the altitude mixture control that supports the scaffold frame promptly. In addition, the driving assembly 11 and the transmission mechanism can be arranged, so that a worker can be positioned above the top plate 3, and the second fixed wheel 21 is driven to rotate through the second belt wheel set 22 by driving the driving shaft 23 to rotate; after the top plate 3 is lifted by the lifting assembly, the sliding block 17 moves to one side under the action of the vertical length change of the transmission belt 20 and the action of the first spring 19, the transmission belt 20 drives the second fixed wheel 21 to rotate, and the rotating shaft 12 is driven to rotate through the transmission of the first belt wheel set 14; and through driving worm wheel and worm 13 transmission, drive pivot 10 and roll wheel 9 and rotate to the position of removal support scaffold frame avoids the staff to come promotion scaffold frame to remove from top to bottom the scaffold frame ceaselessly, has improved staff's work efficiency.

Example 2

Referring to fig. 2, the technical solution provided by the present invention is: a supporting scaffold is further provided with a brake piece 28 on the base plate 1 based on the scheme of the embodiment 1.

Specifically, the brake 28 is connected to the bottom end of the sliding rod 27, the sliding rod 27 extends into the fixed box 26, a second spring 29 is disposed in the fixed box 26 and sleeved outside the sliding rod 27, the second spring 29 is fixedly connected to the sliding rod 27, and at least two support blocks 31 are rotatably connected to the sliding rod 27 in an evenly distributed manner.

More specifically, the upper end of the sliding rod 27 is connected with a pull rod 30.

Still more particularly, the stationary box 26 is fixedly attached to the top plate 3.

More specifically, the bottom surface of the brake element 28 is attached to a cushion 32 to prevent the brake element 28 from rubbing against the ground and scratching.

Still more specifically, the lower end of the second spring 29 is fixedly connected to the outer wall of the sliding rod 27.

Further, the top surface of the bottom plate 1 is connected with four support rods 2, and the support rods 2 are distributed in a rectangular shape; transverse plates 4 are respectively fixed between the adjacent support rods 2 at two sides, and a screw rod 5 is rotatably connected to the two transverse plates 4; the moving frame 16 is fixedly connected to the support bar 2 adjacent to the first fixed wheel 15.

Further, support holes matched with the support rods 2 are formed in the top plate 3, and the support rods 2 respectively slide through the support holes.

Further, the end of the driving shaft 23 passes through the shaft hole on the vertical plate 24, and the end of the driving shaft 23 is fixedly connected with the crank 25, so that the driving shaft 23 can be driven to rotate by rotating the crank 25.

It should be noted that: the bottom plate 1 can be a rectangular plate, and the rolling wheels 9 can be four and are respectively arranged at four corners of the bottom surface of the base 1. A rotating shaft 10 is connected between each pair of rolling wheels 9 corresponding to the front and the back. Front to back refers to the direction out and in of the vertical plane of the paper shown in fig. 1. The top plate 3 may be a rectangular plate. The drive assembly 11 may be disposed on the left side of the base plate 1. The left side here refers to the left side as viewed in fig. 1. The rotating rods are distributed in bilateral symmetry, the middle parts of the front and rear corresponding supporting rods 2 are respectively fixedly connected with a transverse plate 4, and a screw rod 5 is connected between the transverse plates 4. The moving block 6 is symmetrically connected to the lead screw 5. A section of the screw 5 can project to the right of the transverse plate 4, where the right side is the right side in fig. 1. The motor 8 can be fixed on the adjacent transverse plate 4, and the motor 8 is connected with the right end of the screw rod 5 in a rotating driving manner. The risers 24 are fixed to the top surface of the top plate 3. The right end of the driving shaft 23 extends to the right side of the vertical plate 24, and the crank 25 is connected to the right end of the driving shaft 23. The first fixed wheel 15 is rotatably connected to the upper left side of the bottom plate 1, the second fixed wheel 21 is rotatably connected to the left side of the bottom surface of the top plate 3, the movable frame 16 can be a rectangular frame, and the movable frame 16 is fixedly connected to the rear side of the left front supporting rod 2. The sliding block 17 may be a rectangular block which is located in the moving frame 16, and the moving wheel 18 is rotatably connected to the left end of the sliding block 17. The brake 28 can be arranged on the left side of the base plate 1. The stationary box 26 may be fixedly attached to the left side of the top plate 3. The supporting blocks 31 may be rectangular blocks, and the number of the supporting blocks may be two, and the supporting blocks are uniformly and symmetrically distributed. The upper end of the supporting block 31 may be connected to the upper end of the sliding rod 27 by a rotating shaft or a hinge. The top surface of the fixed box 26, the bottom top plate 3 and the base 1 are provided with rod holes, and the sliding rod 27 sequentially penetrates through the rod holes. When the supporting block 31 is rotated to the vertical direction, the lower end thereof is abutted against the top surface of the fixed box 26 outside the rod hole of the fixed box 26.

When the supporting scaffold in the embodiment is used, the motor 8 drives the screw rod 5 to rotate, so that the moving block 6 is driven to move towards two sides, and the rotating rod 7 jacks up the top plate 3; then, it moves to suitable position to drive the support scaffold through rolling wheel 9, the staff is located roof 3 top, rotate crank 25, drive shaft 23 and rotate, through the transmission of second band pulley group 22, thereby drive second fixed pulley 21 and rotate, then after roof 3 is lifted, sliding block 17 moves to the left side, drive belt 20 drives second fixed pulley 15 and rotates, through the transmission of first band pulley group 14, drive axis of rotation 12 and rotate, through the transmission of worm wheel 11 worm 13, drive pivot 10 and rolling wheel 9 and rotate, thereby remove the position of support scaffold, avoid the staff ceaseless scaffold of going up and down, promote the scaffold again and remove, staff's work efficiency has been improved.

After the height and the position of the supporting scaffold are adjusted, the pull rod 30 is pulled upwards, the supporting blocks 31 on two sides of the top of the sliding rod 27 are rotated to the lower side, so that the supporting blocks 31 are abutted against the top of the fixed box 26, the state that the brake block 28 leaves the ground is kept, and the movement of the supporting scaffold is convenient; when the supporting block 31 is rotated to the upper part, the brake block 28 is abutted to the ground under the action of the second spring 29, so that the device is prevented from moving randomly, and a worker is prevented from falling down from the upper part.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A supporting scaffold comprises a bottom plate, wherein at least two pairs of rolling wheels are uniformly distributed on the bottom surface of the bottom plate, and the supporting scaffold is characterized in that the centers of the rolling wheels are connected with a rotating shaft together, and the rotating shaft is vertical to the moving direction of the bottom plate through the rolling wheels; a top plate is arranged above the bottom plate, a lifting assembly is arranged below the top plate, and a driving assembly is arranged on one side of the bottom plate;

the lifting assembly comprises two groups of symmetrical rotating rods, the upper ends of the rotating rods are rotatably connected with the top plate, a screw rod is arranged between the top plate and the bottom plate, and the screw rod and the rotating rods are positioned in the same vertical plane; external threads with opposite spiral directions are arranged on two sides of the screw rod, the external threads on the two sides of the screw rod are respectively connected with a moving block with an internal thread hole, and the lower end of each rotating rod is respectively and rotatably connected to each moving block;

the driving assembly comprises a turbine, the rotating shaft penetrates through and is fixed in the center of the turbine, a rotating shaft is arranged above the turbine, and the rotating shaft is rotatably connected below the bottom plate; a worm connected with the turbine is arranged on the rotating shaft, and a first belt pulley group is arranged on one side of the rotating shaft; a vertical plate is fixed on the top surface of the top plate, a driving shaft is rotatably connected to the vertical plate, a second pulley group is connected to the lower portion of the driving shaft, and a transmission mechanism is arranged between the bottom plate and the top plate;

the transmission mechanism comprises a moving frame and a first fixed wheel which is rotatably connected above one side of the bottom plate, one side of the bottom surface of the top plate is rotatably connected with a second fixed wheel, a sliding block is movably arranged in the moving frame, the moving wheel is rotatably connected to one end of the sliding block, and a first spring is arranged between the other end of the sliding block and the side wall of the moving frame; the movable wheel, the first fixed wheel and the second fixed wheel are jointly sleeved with a transmission belt, the first fixed wheel is connected with the first belt wheel set through one wheel shaft, and the second fixed wheel is connected with the second belt wheel set through the other wheel shaft.

2. A supporting scaffold as claimed in claim 1, wherein the base plate is provided with a braking member.

3. The support scaffold of claim 2, wherein the braking element is attached to the bottom end of a sliding rod, the sliding rod extends into a fixed box, a second spring is disposed in the fixed box and sleeved outside the sliding rod, the second spring is fixedly connected to the sliding rod, and at least two support blocks are rotatably attached to the sliding rod in a uniform distribution.

4. A supporting scaffold according to claim 3 wherein the upper ends of the sliding bars are connected to tie bars.

5. A supporting scaffold according to claim 3 wherein the securing box is fixedly attached to the top plate.

6. A support scaffold as claimed in claim 2, wherein a soft pad is attached to the underside of the braking member.

7. A supporting scaffold according to claim 3 wherein the lower end of the second spring is fixedly connected to the outer wall of the slide bar.

8. A supporting scaffold as claimed in any of claims 1 to 7, wherein four support bars are connected to the top surface of the base plate, the support bars being arranged in a rectangular pattern; transverse plates are respectively fixed between the adjacent support rods on the two sides, and the screw rod is rotatably connected to the two transverse plates; the movable frame is fixedly connected to the support rod adjacent to the first fixed wheel.

9. A supporting scaffold according to claim 8 wherein the top plate is provided with support holes for each of the support bars, the support bars being slidably inserted through the support holes respectively.

10. A supporting scaffold as claimed in any one of claims 1 to 7, wherein the drive shaft ends pass through axial holes in the riser and the drive shaft ends are fixedly connected to a crank.