CN218292719U

CN218292719U - Engineering scaffold

Info

Publication number: CN218292719U
Application number: CN202222183333.5U
Authority: CN
Inventors: 钟志亮; 叶雨千
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-08-18
Filing date: 2022-08-18
Publication date: 2023-01-13
Anticipated expiration: 2032-08-18

Abstract

The utility model discloses an engineering scaffold belongs to engineering scaffold technical field, including bottom plate and the roof of setting in the bottom plate top, bottom plate and roof side both ends in opposite directions all are fixed with the bellying, and rotate in the bellying on bottom plate top and install the drive shaft, two the drive shaft passes through meshing subassembly synchronous revolution, is provided with the lifter that is X type structure between bottom plate and the roof, and wherein the lateral wall of bottom plate is fixed with and is used for driving the rotatory motor of drive shaft, the equal screw thread in both ends of drive shaft has cup jointed the link, the lifter is installed in the link through the round pin axle rotation, the equal slip grafting in top face both sides of roof has the locating lever, and the lateral wall of roof installs the identical bolt of pegging graft in the locating lever, and this engineering scaffold is convenient for highly adjust the roof to adjust engineering scaffold's plywood position, promoted the convenience and the security difference of being under construction on the scaffold.

Description

Engineering scaffold

Technical Field

The utility model belongs to the technical field of engineering scaffold, especially, relate to an engineering scaffold.

Background

The engineering scaffold is a temporary building tool which is erected for workers to operate and solve vertical and horizontal transportation on a construction site, and is mainly used for outer walls, interior decoration or places with higher floor height and incapable of being directly constructed. The safety net is mainly used for up-and-down operation of constructors or enclosure of a peripheral safety net, high-altitude installation of components and the like, and is widely used in the departments of advertising industry, municipal administration, traffic roads and bridges, mines and the like.

The existing engineering scaffold is formed by mutually assembling each part when in use, the fixed assembly parts lead to the high fixation of the engineering scaffold, the scaffold laminate position can be prone down or the scaffold can be raised to the height of the lower layer when standing in the construction process, the scaffold with the adjustable height can not be constructed very trouble, and the safety is poor.

Therefore, an engineering scaffold is proposed to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving prior art, fixed part of assembling has lead to the highly fixed of engineering scaffold, can appear the condition that scaffold plywood position need lie prone down or just can arrive at the lower floor pad height in the in-process of construction, and the unable height-adjusting's scaffold has lead to the construction very trouble, and the poor problem of security, and an engineering scaffold who proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides an engineering scaffold, includes bottom plate and the roof of setting above the bottom plate, bottom plate and roof both ends all are fixed with the bellying in opposite directions, and rotate in the bellying on bottom plate top and install the drive shaft, two the drive shaft is through meshing subassembly synchronous revolution, is provided with the lifter that is X type structure between bottom plate and the roof, and wherein the lateral wall of bottom plate is fixed with and is used for driving the rotatory motor of drive shaft, the equal screw thread in both ends of drive shaft has cup jointed the link, the lifter rotates through the round pin axle and installs in the link, the equal slip grafting in top face both sides of roof has the locating lever, and the lateral wall of roof installs the identical bolt of pegging graft in the locating lever, two the equal screw thread in bottom of locating lever is pegged graft in the bottom plate.

Through the technical scheme, the accessible is installed the drive shaft in the bellying on roof top, the motor drives the drive shaft at rotatory in-process and rotates, the drive shaft in two bellyings passes through gear and cingulums synchronous revolution, the drive shaft drives two link phase displacement in the spout at rotatory in-process, and make the lifter promote roof rebound at the in-process that removes, the link on lifter top slides in the bellying of roof bottom simultaneously, roof synchronous lift is just reversing along with the drive shaft, and insert in the locating hole on the locating lever to the round pin axle of its lateral wall behind the height control of roof, thereby make the roof keep fixed at the top of bottom plate, be convenient for adjust the height of roof, thereby adjust the plywood position of engineering scaffold, construction's convenience and security difference on the scaffold have been promoted.

As a further preferred scheme, the bottom end of the bottom plate is provided with a plurality of universal wheels in a rectangular array, and the two lifting rods on the same side are rotatably connected through pin shafts.

Through above-mentioned technical scheme, accessible round pin axle makes the lifter promote the roof upwards to move at the in-process that removes.

As a further preferred scheme, positioning holes are formed in the center positions of the positioning rods at equal intervals, and the plug pins are inserted into the positioning holes in a matched mode and connected with the inner walls of the positioning holes in a damping mode.

Through the technical scheme, the bolt can be inserted into the positioning hole in an inosculating manner, so that the top plate is kept fixed, and meanwhile, the gravity of the top plate extrudes the bolt to prevent the bolt from moving out of the positioning hole.

As a further preferable scheme, a plurality of the convex parts are all provided with sliding grooves, and the bottom end of the connecting frame is fixed with sliding parts which are inserted in the sliding grooves in a matching way.

Through above-mentioned technical scheme, accessible sliding part slides in the spout that is T type structure to make the link stably slide in the bellying.

As a further preferable scheme, the bottom end of the connecting frame is tapped with screw holes, and the screw holes are respectively sleeved at two ends of the driving shaft through threads.

Through above-mentioned technical scheme, accessible screw makes the drive shaft drive the link frame and slides in the spout at rotatory in-process.

As a further preferred scheme, the driving shaft is rotatably installed in the sliding chute through a bearing, and the thread directions of the two ends of the driving shaft are opposite.

As a further preferred scheme, the meshing assembly comprises gears fixedly sleeved at one ends of the two driving shafts extending out of the protruding portions and toothed belts sleeved between the two gears, and the toothed belts are respectively in meshed connection with the two gears.

Through the technical scheme, one driving shaft can be started to drive the other driving shaft to synchronously rotate in the rotating process through the gear and the toothed belt, and the lifting rods at the two ends of the bottom plate synchronously push the top plate to move upwards.

To sum up, the utility model discloses a technological effect and advantage: this engineering scaffold, install the drive shaft through the bellying on roof top, the motor drives the drive shaft at rotatory in-process and rotates, the drive shaft in two bellyings passes through gear and cingulums synchronous revolution, the drive shaft drives two link phase displacement in the spout at rotatory in-process, and make the lifter promote roof rebound at the in-process that removes, the link on lifter top slides in the bellying of roof bottom simultaneously, roof synchronous lift just reversing along with the drive shaft, and insert in the locating hole on the locating lever at the round pin axle of its lateral wall after the height control to the roof, thereby make the roof keep fixed on the top of bottom plate, be convenient for adjust the height of roof, thereby adjust engineering scaffold's plywood position, construction's convenience and security on the scaffold have been promoted.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is an enlarged schematic view of the structure at B in FIG. 1 according to the present invention;

FIG. 4 is an enlarged schematic view of the structure at C in FIG. 1 according to the present invention;

fig. 5 is a schematic view of the structure of the connection frame of the present invention.

In the figure: 1. a top plate; 2. positioning a rod; 3. a base plate; 4. a universal wheel; 5. a boss portion; 6. a lifting rod; 7. positioning holes; 8. a bolt; 9. a chute; 10. a toothed belt; 11. a drive shaft; 12. a gear; 13. a motor; 14. a boss portion; 15. a screen plate; 16. a connecting frame; 17. a sliding part; 18. and a screw hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1 and 2, an engineering scaffold comprises a bottom plate 3 and a top plate 1 arranged above the bottom plate 3, wherein two ends of one side surface of the bottom plate 3 opposite to the top plate 1 are respectively fixed with a boss 14, a driving shaft 11 is rotatably arranged in the boss 14 at the top end of the bottom plate 3, the two driving shafts 11 synchronously rotate through a meshing assembly, an X-shaped lifting rod 6 is arranged between the bottom plate 3 and the top plate 1, and a motor 13 for driving the driving shaft 11 to rotate is fixed on the side wall of the bottom plate 3;

the equal screw thread in both ends of drive shaft 11 has cup jointed link 16, and lifter 6 rotates through the round pin axle to be installed in link 16, and the equal slip grafting in top face both sides of roof 1 has locating lever 2, and the lateral wall of roof 1 installs the identical bolt 8 of pegging graft in locating lever 2, and the equal screw thread in bottom of two locating levers 2 is pegged graft in bottom plate 3.

A driving shaft 11 is installed in a convex part 14 at the top end of the top plate 1, a motor 13 drives the driving shaft 11 to rotate in the rotating process, the driving shaft 11 in the two convex parts 14 rotates synchronously through a gear 12 and a toothed belt 10, the driving shaft 11 drives two connecting frames 16 in the sliding groove 9 to move towards each other in the rotating process, and in the moving process, the lifting rod 6 pushes the top plate 1 to move upwards

Meanwhile, the connecting frame 16 at the top end of the lifting rod 6 synchronously slides in the boss 14 at the bottom end of the top plate 1, synchronously lifts along with the positive and negative rotation of the top plate 1 of the driving shaft 11, and a pin shaft on the side wall of the top plate 1 is inserted into the positioning hole 7 in the positioning rod 2 after the height of the top plate 1 is adjusted, so that the top plate 1 is kept fixed at the top end of the bottom plate 3, the height of the top plate 1 is conveniently adjusted, and the position of a layer plate of the engineering scaffold is adjusted.

The bottom of bottom plate 3 is the rectangular array and installs a plurality of universal wheels 4, rotates through the round pin axle between two lifter 6 with one side and connects, and the round pin axle makes lifter 6 promote roof 1 rebound at the in-process that removes.

The positioning rod 2 is provided with positioning holes 7 at equal intervals in the center, the bolts 8 are inserted into the positioning holes 7 in a matching mode and are in damping connection with the inner walls of the positioning holes 7, and the bolts 8 are inserted into the positioning holes 7 in a matching mode, so that the top plate 1 is kept fixed, and meanwhile the bolts 8 can be prevented from moving out of the positioning holes 7 due to the fact that gravity of the top plate 1 extrudes the bolts 8.

Referring to fig. 3, the meshing assembly includes gears 12 fixedly sleeved at one ends of the two driving shafts 11 extending out of the protrusions 14 and a toothed belt 10 sleeved between the two gears 12, the toothed belt 10 is respectively meshed with the two gears 12, the gears 12 and the toothed belt 10 enable one driving shaft 11 to drive the other driving shaft 11 to synchronously rotate in the rotating process, and the lifting rods 6 at the two ends of the bottom plate 3 synchronously push the top plate 1 to move upwards.

Referring to fig. 4 and 5, sliding grooves 9 are formed in the plurality of protruding portions 14, sliding portions 17 are fixed to the bottom ends of the connecting frames 16 and are inserted into the sliding grooves 9 in a matching manner through the sliding portions 17, and the sliding portions 17 slide in the sliding grooves 9 in a T-shaped structure, so that the connecting frames 16 stably slide in the protruding portions 14.

The bottom end of the connecting frame 16 is tapped with a screw hole 18, and is respectively sleeved at two ends of the driving shaft 11 through the screw hole 18 in a threaded manner, the screw hole 18 enables the driving shaft 11 to drive the connecting frame 16 to slide in the sliding groove 9 in the rotating process, the driving shaft 11 is rotatably installed in the sliding groove 9 through a bearing, and the thread directions at two ends of the driving shaft 11 are opposite.

The working principle is as follows: the motor 13 is started to drive the driving shaft 11 to rotate in the rotating process, the driving shaft 11 in the two protruding portions 14 synchronously rotates through the gear 12 and the toothed belt 10, the driving shaft 11 drives the two connecting frames 16 in the sliding groove 9 to move oppositely in the rotating process, the lifting rod 6 pushes the top plate 1 to move upwards in the moving process, meanwhile, the connecting frame 16 at the top end of the lifting rod 6 synchronously slides in the protruding portion 14 at the bottom end of the top plate 1, the top plate 1 synchronously ascends and descends along with the forward and reverse rotation of the driving shaft 11, and a pin shaft of the side wall of the top plate 1 is inserted into the positioning hole 7 in the positioning rod 2 after the height of the top plate 1 is adjusted, so that the top plate 1 is kept fixed at the top end of the bottom plate 3, the height of the top plate 1 is convenient to adjust, and the position of a layer plate of an engineering scaffold is adjusted.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The engineering scaffold comprises a bottom plate (3) and a top plate (1) arranged above the bottom plate (3), and is characterized in that two opposite ends of one side face of the bottom plate (3) and the top plate (1) are respectively provided with a boss (14), a driving shaft (11) is rotatably arranged in the boss (14) at the top end of the bottom plate (3), the driving shaft (11) synchronously rotates through a meshing assembly, a lifting rod (6) in an X-shaped structure is arranged between the bottom plate (3) and the top plate (1), a motor (13) for driving the driving shaft (11) to rotate is fixedly arranged on the side wall of the bottom plate (3), a connecting frame (16) is sleeved at two ends of the driving shaft (11) in a threaded mode, the lifting rod (6) is rotatably arranged in the connecting frame (16) through a pin shaft, positioning rods (2) are respectively slidably inserted into two sides of the top end face of the top plate (1), a bolt (8) which is coincided and inserted into the positioning rods (2) is arranged on the side wall of the top plate (1), and two bottom ends of the positioning rods (2) are inserted into the bottom plate (3) in a threaded mode.

2. An engineering scaffold according to claim 1, characterized in that a plurality of universal wheels (4) are installed at the bottom end of the bottom plate (3) in a rectangular array, and two lifting rods (6) on the same side are rotatably connected through a pin shaft.

3. The engineering scaffold according to claim 1, wherein the positioning rods (2) are provided with positioning holes (7) at equal intervals at the central positions, and the pins (8) are inserted into the positioning holes (7) in a matching manner and are in damping connection with the inner walls of the positioning holes (7).

4. The engineering scaffold according to claim 1, wherein a plurality of the protrusions (14) are provided with sliding grooves (9), and the bottom end of the connecting frame (16) is fixed with a sliding part (17) and is inserted into the sliding grooves (9) through the sliding part (17).

5. An engineering scaffold according to claim 4, characterized in that the bottom end of the connecting frame (16) is tapped with screw holes (18) and is respectively screwed on the two ends of the driving shaft (11) through the screw holes (18).

6. An engineering scaffold according to claim 5, characterized in that the drive shaft (11) is rotatably mounted in the slide groove (9) by means of bearings and the thread direction is opposite at both ends of the drive shaft (11).

7. An engineering scaffold according to claim 6, characterized in that the meshing component comprises a gear (12) fixedly sleeved at one end of the protruding boss (14) of the two driving shafts (11) and a toothed belt (10) sleeved between the two gears (12), and the toothed belt (10) is respectively meshed with the two gears (12).