CN211923491U

CN211923491U - Scaffold board mounting structure for attached lifting scaffold

Info

Publication number: CN211923491U
Application number: CN202020529435.6U
Authority: CN
Inventors: 郭强; 马千里; 金雷
Original assignee: Beijing Qianyinli Technology Development Co ltd
Current assignee: Beijing Qianyinli Technology Development Co ltd
Priority date: 2020-04-10
Filing date: 2020-04-10
Publication date: 2020-11-13
Anticipated expiration: 2030-04-10

Abstract

The utility model relates to the technical field of building scaffold installation, in particular to a scaffold board installation structure for an attached lifting scaffold, which comprises a scaffold board unit and an auxiliary board unit connected to one side of the scaffold board unit; the scaffold board unit comprises a rectangular frame formed by connecting four angle steels end to end and a pedal fixedly connected on the surface of the rectangular frame, the pedal does not completely cover the surface of the rectangular frame, and a reserved edge is formed between the edge of the pedal and the edge of the rectangular frame; the auxiliary plate unit comprises a main plate, square steel fixedly connected to the lower surface of the main plate and located on one side, and an I-shaped connecting piece installed between the square steel and the rectangular frame, wherein the I-shaped connecting piece extends from one side, opposite to the square steel, of the main plate, and is overlapped on the reserved edge. The utility model discloses has the effect that structural strength is high.

Description

Scaffold board mounting structure for attached lifting scaffold

Technical Field

The utility model belongs to the technical field of the technique of construction scaffolding installation and specifically relates to an inserted lifting scaffold is with scaffold board mounting structure is related to.

Background

The attached lifting scaffold equipment is a novel scaffold technology which is rapidly developed in the early century, and has important influence on the progress of construction technology in China. It becomes the low place operation with the eminence operation, becomes the inside operation of support body with unsettled operation, has apparent low carbon nature, high-tech content and characteristics such as more economic, safer, more convenient.

The attached lifting scaffold mainly comprises a frame body arranged around a building body, a lifting device arranged between the frame body and the building body, a scaffold board fixed on the frame body and arranged in a multilayer mode, and an auxiliary board arranged between the scaffold board and the building body, wherein the auxiliary board is mainly used for reducing a gap generated between the scaffold board and the building body due to the installation of the lifting device, and avoiding a worker from stepping empty. Mainly through the bolt fastening between current subplate and the scaffold board, concrete structure is: the angle steel is welded on the two sides of the auxiliary plate and the scaffold plate respectively, fixing holes are formed in the angle steel, and the fixing holes in the angle steel are aligned with the mounting holes in the scaffold plate and then connected through bolts.

The above prior art solutions have the following drawbacks: because the auxiliary plate is connected with the scaffold plate only through the bolts without an additional supporting structure, when the auxiliary plate is trodden, the joints of the bolts bear larger pressure, the bolts can be deformed or snapped due to long-term stress, and the structural strength is relatively low.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an inserted lift scaffold is with scaffold board mounting structure, it has the effect that structural strength is high.

The above technical purpose of the present invention can be achieved by the following technical solutions: a scaffold board mounting structure for an attached lifting scaffold comprises a scaffold board unit and an auxiliary board unit connected to one side of the scaffold board unit;

the scaffold board unit comprises a rectangular frame formed by connecting four angle steels end to end and a pedal fixedly connected on the surface of the rectangular frame, the pedal does not completely cover the surface of the rectangular frame, and a reserved edge is formed between the edge of the pedal and the edge of the rectangular frame;

the auxiliary plate unit comprises a main plate, square steel fixedly connected to the lower surface of the main plate and located on one side, and an I-shaped connecting piece installed between the square steel and the rectangular frame, wherein the I-shaped connecting piece extends from one side, opposite to the square steel, of the main plate, and is overlapped on the reserved edge.

By adopting the technical scheme, the scaffold board mounting structure connects the auxiliary board unit and the scaffold board unit into a uniform stress whole through the I-shaped connecting piece; the main board is lapped on the reserved edge, so that a stress surface is increased, and the connection strength between the I-shaped connecting piece and the scaffold board unit is indirectly improved; when the subplate unit receives pressure, on power can transmit to scaffold board unit through square steel and I shape connecting piece, realize the sharing of atress, can not lead to stress concentration, simultaneously, I shape connecting piece and rectangular frame can also support the subplate simultaneously, compare with connection structure among the prior art, structural strength is higher, more stable.

The utility model discloses can further set up to in a preferred example: both sides of the main plate are fixed with the square steel and the reserved edge in the lap joint position through screws.

Through adopting above-mentioned technical scheme, owing to the setting of reserving the limit, make the screw directly pass mainboard and horizontal plate at the in-process of construction, need not to pass the footboard again, consequently, greatly reduced the installation degree of difficulty, improved the security of operation.

The utility model discloses can further set up to in a preferred example: and adjacent diagonal planes convenient to weld are cut on the horizontal plates connected by the angle steels.

Through adopting above-mentioned technical scheme, conveniently carry out welded connection to the angle steel.

The utility model discloses can further set up to in a preferred example: and a reinforcing rod is arranged below the pedal, and two ends of the reinforcing rod are fixedly connected with the angle steels on two sides respectively.

Through adopting above-mentioned technical scheme, the setting of stiffener for improve the structural strength of scaffold board unit.

The utility model discloses can further set up to in a preferred example: and the two ends of the reinforcing rod are provided with abdicating notches for ensuring that the side wall of the reinforcing rod is tightly attached to the lower surface of the pedal.

Through adopting above-mentioned technical scheme to the stiffener can support at the lower surface of footboard.

The utility model discloses can further set up to in a preferred example: and rib plates are fixedly connected between the adjacent angle steels.

Through adopting above-mentioned technical scheme, the setting of floor is used for strengthening rectangular frame.

The utility model discloses can further set up to in a preferred example: a plurality of fixing holes are formed in the surface of the rectangular frame extending away from the pedal at equal intervals;

a plurality of mounting holes are respectively formed in the two sides of the square steel along the width direction of the main board at equal intervals;

the I-shaped connecting piece includes square pipe and first fixed plate and the second fixed plate of rigid coupling at square pipe both ends respectively, and the both sides of first fixed plate and second fixed plate use square pipe to have seted up a pair of through-hole as the center symmetry respectively, pass mounting hole and through-hole through the bolt between square steel and the I-shaped connecting piece with fixed, pass through-hole and fixed orifices through the bolt between I-shaped connecting piece and the rectangular frame with fixed.

Through adopting above-mentioned technical scheme, connect into a unified atress whole through the bolt between square steel and the I shape connecting piece and between I shape connecting piece and the scaffold board, structural strength is higher.

The utility model discloses can further set up to in a preferred example: the both sides of square pipe are provided with the bracing piece respectively, and the one end and the side wall rigid coupling of square pipe, the other end and first fixed plate surface rigid coupling of bracing piece.

Through adopting above-mentioned technical scheme, be triangle-shaped between square pipe, bracing piece and the first fixed plate, can further improve subplate mounting structure's intensity, make the structure more stable.

The utility model discloses can further set up to in a preferred example: the I-shaped connecting piece is provided with a plurality of connecting pieces, and the equal distance of the I-shaped connecting pieces is supported on the lower surface of the main board.

By adopting the technical scheme, the bearing capacity and the structural strength of the auxiliary plate unit can be improved.

To sum up, the utility model discloses a beneficial technological effect does:

1. the scaffold board mounting structure connects the auxiliary board unit and the scaffold board unit into a uniform stress whole through the I-shaped connecting piece; the main board is lapped on the reserved edge, so that a stress surface is increased, and the connection strength between the I-shaped connecting piece and the scaffold board unit is indirectly improved; when the auxiliary board unit is stressed, force can be transmitted to the scaffold board unit through the square steel and the I-shaped connecting piece, the stress is shared, stress concentration cannot be caused, meanwhile, the I-shaped connecting piece and the rectangular frame can support the main board at the same time, and compared with a connecting structure in the prior art, the connecting structure is higher in structural strength and more stable;

2. due to the arrangement of the reserved edge, the screws directly penetrate through the main board and the horizontal board in the construction process without penetrating through the pedal, so that the mounting difficulty is greatly reduced, and the operation safety is improved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of a rectangular frame welded by angle steel;

FIG. 3 is a schematic structural view showing the location of an abdicating notch on a reinforcing bar;

FIG. 4 is a schematic structural view showing a connection relationship between the sub-board unit and the scaffold board unit;

fig. 5 is a partially enlarged schematic view of a portion a in fig. 4.

Reference numeral, 1, a scaffold board unit; 11. angle steel; 12. a rectangular frame; 13. a pedal; 14. a chamfer plane; 15. a rib plate; 16. a fixing hole; 17. reserving edges; 2. a sub-plate unit; 21. a main board; 22. square steel; 221. mounting holes; 23. an I-shaped connecting piece; 231. a square tube; 232. a first fixing plate; 233. a second fixing plate; 3. a reinforcing bar; 31. a abdication gap; 4. a support rod.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses an inserted lift scaffold uses scaffold board mounting structure, including scaffold board unit 1 and the subplate unit 2 of connection in scaffold board unit 1 one side, both are located same horizontal plane.

Referring to fig. 1 and 2, the scaffold board unit 1 includes a rectangular frame 12 formed by connecting four angle steels 11 end to end and a pedal 13 fixedly connected on the surface of the rectangular frame 12, the rectangular frame 12 specifically includes a frame-shaped horizontal plate and a frame-shaped vertical plate, a chamfer 14 convenient to weld is cut on the horizontal plate connected with the adjacent angle steels 11, and a triangular rib plate 15 is fixedly connected between the vertical plates of the adjacent angle steels 11 and used for reinforcing the rectangular frame 12. A plurality of fixing holes 16 are formed in the vertical plate at equal intervals, the pedal 13 is fixed on the horizontal plate, but the pedal 13 does not completely cover the horizontal plate of the rectangular frame 12, and a reserved edge 17 is formed between the edge of the pedal 13 and the edge of the rectangular frame 12.

Referring to fig. 2 and 3, a pair of reinforcing rods 3 are provided below the step plate 13, and both ends of the reinforcing rods 3 are fixedly connected to the angle irons 11 at both sides, respectively, for improving the structural strength of the footrest unit 1. The positions of the two ends of the reinforcing rod 3 corresponding to the horizontal plates are respectively provided with abdicating notches 31 for ensuring that the side wall of the reinforcing rod 3 can be tightly attached to the lower surface of the pedal 13, so that the pedal 13 is supported.

Referring to fig. 4 and 5, the sub-board unit 2 includes a main board 21, a square bar 22, and an i-shaped connector 23; the main board 21 is a steel plate and has a rectangular structure; the square steel 22 is arranged on the lower surface of the main plate 21 and positioned on one side; the I-shaped connecting piece 23 is arranged on one side of the square steel 22 and supported on the lower surface of the main plate 21, and one side, far away from the square steel 22, of the I-shaped connecting piece 23 is connected with the rectangular frame 12; an I-shaped connecting piece 23 extends from one side of the main plate 21 opposite to the square steel 22 and is used for being overlapped with the reserved edge 17 on the surface of the rectangular frame 12, and the structural form can increase the stress surface and play a role in positioning and supporting.

More specifically, the two sides of the main board 21 are respectively fixedly connected with the square steel 22 and the horizontal plate of the rectangular frame 12 through screws, and due to the arrangement of the reserved edges 17, the screws directly penetrate through the main board 21 and the rectangular frame 12 in the construction process and do not need to penetrate through the pedal 13, so that the mounting difficulty is greatly reduced, and the operation safety is improved.

Referring to fig. 4 and 5, a plurality of mounting holes 221 are respectively formed in the square steel 22 at equal intervals along both sides of the main plate 21 in the width direction; the plurality of i-shaped connecting members 23 are equidistantly supported on the lower surface of the main plate 21 to improve the load-bearing capacity and the structural strength of the main plate 21. The i-shaped connecting member 23 includes a square tube 231 and a first fixing plate 232 and a second fixing plate 233 welded to both ends of the square tube 231, respectively, and the first fixing plate 232 and the second fixing plate 233 are steel plates having higher structural strength and capable of bearing higher pressure without deformation. The two sides of the first fixing plate 232 and the second fixing plate 233 are symmetrically provided with a pair of through holes by taking the square pipe 231 as the center, the square steel 22 and the I-shaped connecting piece 23 and the rectangular frame 12 are connected into a uniform stress whole through bolts, the structural strength is higher, when the main plate 21 is stressed, the stress can be transmitted to the scaffold board unit 1 through the square steel 22 and the I-shaped connecting piece 23, the stress is shared, and the stress concentration cannot be caused.

For further improving the intensity of mainboard 21 mounting structure, set up bracing piece 4 respectively in the both sides of square pipe 231, the one end and the square pipe 231 lateral wall rigid coupling of bracing piece 4, the other end and the first fixed plate 232 surface rigid coupling, be triangle-shaped between square pipe 231, bracing piece 4 and the first fixed plate 232, the structure is more stable.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides an inserted lift scaffold is with scaffold board mounting structure which characterized in that: comprises a scaffold board unit (1) and a subplate unit (2) connected with one side of the scaffold board unit (1);

the scaffold board unit (1) comprises a rectangular frame (12) formed by connecting four angle steels (11) end to end and a pedal (13) fixedly connected to the surface of the rectangular frame (12), wherein the pedal (13) does not completely cover the surface of the rectangular frame (12), and a reserved edge (17) is formed between the edge of the pedal (13) and the edge of the rectangular frame (12);

the auxiliary plate unit (2) comprises a main plate (21), square steel (22) fixedly connected to the lower surface of the main plate (21) and located on one side, and an I-shaped connecting piece (23) installed between the square steel (22) and the rectangular frame (12), wherein the I-shaped connecting piece (23) extends from one side, opposite to the square steel (22), of the main plate (21) and is connected to the reserved edge (17) in an overlapping mode.

2. The scaffold board mounting structure for an attached lifting scaffold according to claim 1, wherein: both sides of the main plate (21) are fixed with the lap joint positions of the square steel (22) and the reserved edge (17) through screws.

3. The scaffold board mounting structure for an attached lifting scaffold according to claim 1, wherein: and a chamfer (14) convenient to weld is cut on the horizontal plate connected with the adjacent angle steel (11).

4. The scaffold board mounting structure for an attached lifting scaffold according to claim 1, wherein: and a reinforcing rod (3) is arranged below the pedal (13), and two ends of the reinforcing rod (3) are fixedly connected with the angle steels (11) on two sides respectively.

5. The scaffold board mounting structure for an attached lifting scaffold according to claim 4, wherein: and abdicating notches (31) for ensuring that the side wall of the reinforcing rod (3) is tightly attached to the lower surface of the pedal (13) are formed at the two ends of the reinforcing rod (3).

6. The scaffold board mounting structure for an attached lifting scaffold according to claim 1, wherein: and rib plates (15) are fixedly connected between the adjacent angle steels (11).

7. The scaffold board mounting structure for an attached lifting scaffold according to claim 1, wherein: a plurality of fixing holes (16) are formed in the plate surface extending away from the pedal (13) on the periphery of the rectangular frame (12) at equal intervals;

a plurality of mounting holes (221) are respectively formed in the two sides of the square steel (22) along the width direction of the main plate (21) at equal intervals;

i shape connecting piece (23) are including square pipe (231) and first fixed plate (232) and second fixed plate (233) of rigid coupling at square pipe (231) both ends respectively, the both sides of first fixed plate (232) and second fixed plate (233) use square pipe (231) as the center respectively the symmetry seted up a pair of through-hole, pass mounting hole (221) and through-hole through the bolt between square steel (22) and I shape connecting piece (23) with fixed, pass through-hole and fixed orifices (16) through the bolt between I shape connecting piece (23) and rectangular frame (12) with fixed.

8. The scaffold board mounting structure for an attached lifting scaffold according to claim 7, wherein: the both sides of square pipe (231) are provided with bracing piece (4) respectively, and the one end and the side wall rigid coupling of square pipe (231), the other end and first fixed plate (232) surface rigid coupling of bracing piece (4).

9. The scaffold board mounting structure for an attached lifting scaffold according to claim 1, wherein: the I-shaped connecting pieces (23) are arranged in a plurality and are supported on the lower surface of the main board (21) at equal intervals.