CN211473310U

CN211473310U - Scaffold frame for building site with adjustable

Info

Publication number: CN211473310U
Application number: CN201922085711.4U
Authority: CN
Inventors: 李锐; 黄鑫; 唐国顺; 陈甘霖; 陈嘉辉
Original assignee: China Construction Fifth Bureau Third Construction Co Ltd
Current assignee: China Construction Fifth Bureau Third Construction Co Ltd
Priority date: 2019-11-28
Filing date: 2019-11-28
Publication date: 2020-09-11
Anticipated expiration: 2029-11-28

Abstract

The utility model belongs to the technical field of building construction appliances, in particular to an adjustable scaffold for building sites, which comprises two first support frames and two second support frames, wherein the two first support frames are both connected with a first scaffold board, the first scaffold board is connected with a second scaffold board, the second scaffold board is fixedly connected with the two second support frames, the first scaffold board is provided with a first chute, the second scaffold board is provided with a first slide block, the first scaffold board is provided with a limiting seat, the limiting seat is connected with a lead screw, the lead screw is connected with a first bevel gear, the first scaffold board is connected with a rotating rod, the rotating rod is connected with a second bevel gear, the first scaffold board is provided with a ladder stand, the first support frame is provided with a first universal wheel, the second support frame is provided with a second universal wheel, the utility model solves the problems that the existing scaffold can not adjust the length in the construction with longer length and can not accommodate more constructors for construction operation, causing a trouble of frequently moving the scaffold and simultaneously lengthening the construction period.

Description

Scaffold frame for building site with adjustable

Technical Field

The utility model belongs to the technical field of the construction utensil, concretely relates to scaffold frame for building site with adjustable.

Background

In the building construction process, a scaffold is usually used for the construction of a higher part, and the scaffold is a working platform which is erected for ensuring the smooth proceeding of each construction process. The scaffold is divided into an outer scaffold and an inner scaffold according to the erected positions; 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.

However, the length of the existing scaffold is often fixed and unchanged, and when the construction operation is carried out with long construction length, because the accommodating space of a single scaffold is limited, more constructors cannot be accommodated, the scaffold is required to be frequently moved by the constructors, so that the construction period is prolonged while troubles are caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the not enough and providing a whole length that can adjust the scaffold frame of prior art, avoid frequently dragging the scaffold frame and remove, make the efficiency of construction increase, the adjustable scaffold frame for building site that construction period subtracts the weak point.

In order to realize the technical purpose, the utility model discloses a technical scheme as follows:

an adjustable scaffold for construction sites comprises a first support frame 1, a second support frame 2 and a scaffold board arranged between the first support frame 1 and the second support frame 2, wherein the scaffold board comprises a first scaffold board 11 fixed on the first support frame 1 and a second scaffold board 21 fixed on the second support frame 2, a through groove 112 matched with the size of the second scaffold board 21 is arranged in the first scaffold board 11, the second scaffold board 21 is inserted in the through groove 112 and is in sliding connection with the inner wall of the through groove 112, a first sliding groove 111 communicated with the through groove 112 is arranged on the lower side wall of the first scaffold board 11, a first sliding block 211 matched with the position and the size of the first sliding groove 111 is arranged on the second scaffold board 21, after the second scaffold board 21 is arranged in the through groove 112, the first sliding block 211 extends out of the first sliding groove 111, a screw rod 121 is arranged on the lower side of the first scaffold board 11 along the moving direction of the second scaffold board 21, the two ends of the screw rod 121 are mounted on a first scaffold board 11 through bearings, the first sliding block 211 is in threaded connection with the screw rod 121, one end, close to a first support frame 1, of the screw rod 121 is provided with a first bevel gear 13, a rotating rod 14 which is vertically arranged is connected to the first support frame 1 in a rotating mode, a second bevel gear 141 which is meshed with the first bevel gear 13 is arranged on the rotating rod 14, the top end of the rotating rod 14 extends out of the first scaffold board 11, a rotating mechanism which is convenient for rotating the rotating rod 14 is mounted on the top end of the rotating rod 14, limiting seats 12 corresponding to the positions of the first sliding block 211 are respectively arranged at the two ends of a first sliding groove 111 on the lower side of the first scaffold board 11, and the screw rod is mounted between the limiting seats 12 through bearings.

By adopting the technical scheme of the utility model, the first scaffold board and the second scaffold board are connected in a sliding way, so that the second scaffold board can move left and right relative to the first scaffold board, thereby lengthening the overall length of the scaffold, accommodating more construction personnel for construction and shortening the construction period; through the matching of the rotating mechanism, the rotating rod, the first bevel gear and the second bevel gear, a person rotates the first bevel gear of the rotating rod to rotate, so that the second bevel gear is driven to rotate, and when the second bevel gear rotates, the first sliding block of the second scaffold board can slide relative to the first sliding groove of the first scaffold board, so that the sliding extension and retraction between the first scaffold board and the second scaffold board can be realized; the limiting seats on the two sides of the first scaffold board enable the second scaffold board to limit the first sliding block through the limiting seats on the two sides in the sliding process, so that safety accidents in the adjusting process caused by slippage of the second scaffold board are avoided; the ladder stand can be convenient for constructors to climb; the first universal wheel and the second universal wheel enable the scaffold to be pushed conveniently;

furthermore, the two sides of the first scaffold board 11 are symmetrically provided with ladder stands 15,

further, a first universal wheel 16 is arranged on the lower side of the first support frame 1, second universal wheels 22 are arranged on the lower sides of the second support frames 2, and locking mechanisms for preventing the first universal wheel 16 and the second universal wheels 22 from moving are arranged on the first universal wheel 16 and the second universal wheels 22.

Further, the through groove 112 is a rectangular through groove, and the rectangular through groove has a simple structure and is convenient to process.

Furthermore, slewing mechanism is carousel 142, thereby makes things convenient for constructor to rotate the bull stick through the carousel and extend or shorten the scaffold frame.

Further, two locking mechanical system is fixed block 161, fixed block 161 is equipped with fixed orifices 162, first support frame 1 and second support frame 2 are fixed subaerial through the fixed pin or the screw rod of cartridge in fixed orifices 162. When the scaffold is used, the scaffold is moved to a construction position through the first universal wheel and the second universal wheel, after the first support frame is fixed through the locking mechanism of the first universal wheel, a constructor climbs onto the first scaffold board through the ladder stand, and the second scaffold board is extended out of the first scaffold board through the rotating mechanism until the required length is reached;

compared with the prior art, the utility model has the following advantages:

1. the second scaffold board can slide out of the first scaffold board by rotating the screw rod, the overall length of the scaffold can be adjusted when the construction length is longer, frequent dragging of the scaffold for moving is avoided, meanwhile, more constructors are accommodated, the construction efficiency can be increased, and the construction period is shortened;

2. constructor can be on first scaffold board, can adjust scaffold frame length through rotating the carousel, and is more convenient, avoids constructor to need carry out the trouble of adjusting on ground.

Drawings

The present invention can be further illustrated by the non-limiting examples given in the accompanying drawings;

FIG. 1 is a schematic structural view of an embodiment of the adjustable scaffold for construction sites according to the present invention;

FIG. 2 is an enlarged schematic view of the structure at the position A of the embodiment of the scaffold for construction site;

FIG. 3 is a schematic view of a first support assembly of an embodiment of the adjustable scaffold for construction sites according to the present invention;

fig. 4 is an enlarged schematic view of an embodiment of the adjustable scaffold for construction sites at a first support frame assembly structure B of the present invention;

FIG. 5 is a schematic view of an assembly structure of a second support frame of an embodiment of the adjustable scaffold for construction sites according to the present invention;

in the drawings: the first support frame 1, the first scaffold board 11, the first sliding chute 111, the through groove 112, the limiting seat 12, the screw rod 121, the first bevel gear 13, the rotating rod 14, the second bevel gear 141, the rotating disc 142, the ladder stand 15, the first universal wheel 16, the fixing block 161, the fixing hole 162, the second support frame 2, the second scaffold board 21, the first sliding block 211, the threaded hole 212 and the second universal wheel 22.

Detailed Description

In order to make the present invention better understood by those skilled in the art, the technical solutions of the present invention are further described below with reference to the accompanying drawings and examples.

As shown in figures 1-5, the utility model discloses an adjustable scaffold for construction site, which comprises two symmetrical first support frames 1 on the right side and two symmetrical second support frames 2 on the left side, wherein the two first support frames 1 are fixedly connected with a first scaffold board 11, the first scaffold board 11 is hollow, the first scaffold board 11 is slidably connected with a second scaffold board 21, the second scaffold board 21 is fixedly connected with the two second support frames 2, the lower side of the first scaffold board 11 is provided with a first chute 111, the second scaffold board 21 is provided with a first slide block 211 matched with the first chute 111, the left and right ends of the lower side of the first scaffold board 11 are symmetrically provided with limit seats 12, a screw rod 121 is rotatably connected between the two limit seats 12, the first slide block 211 is provided with a threaded hole 212 matched with the screw rod 121, the screw rod 121 penetrates through the limit seat 12 at the right end and is fixedly connected with a first bevel gear 13, the right side of the first scaffold board 11 is rotatably connected with a rotating rod 14, the rotating rod 14 is fixedly connected with a second bevel gear 141 matched with a first bevel gear 13, a rotating mechanism is arranged on the upper side of the rotating rod 14, the lower sides of the first scaffold board 11 are symmetrically provided with crawling ladders 15, the lower sides of the two first support frames 1 are respectively provided with a first universal wheel 16, the two first universal wheels 16 are respectively provided with a locking mechanism, and the lower sides of the two second support frames 2 are respectively provided with a second universal wheel 22.

In this embodiment, a through slot 112 matched with the second scaffold board 21 is arranged inside the first scaffold board 11. With such a configuration, the sliding structure between the second scaffold board 21 and the first scaffold board 11 is simplified. In fact, other configurations may be used as appropriate, and the sliding structure between the second scaffold board 21 and the first scaffold board 11 may be simplified.

In this embodiment, the through groove 112 is a rectangular through groove. With such a structure, the through groove 112 has a simple structure and is easy to process. In fact, other through slots 112 having a simple shape for easy machining are also contemplated as appropriate.

In this embodiment, the rotating mechanism is a rotating disc 142. This configuration allows the builder to adjust the scaffold by rotating the rotating bar 14 through the rotating disc 142. In fact, other configurations are contemplated as appropriate to allow a person to conveniently rotate the rotatable lever 14.

In this embodiment, both of the two locking mechanisms are fixed blocks 161, and the fixed blocks 161 are provided with fixing holes 162. With the structure, the scaffold can be conveniently fixed with the ground through the fixing hole 162. In fact, other structures can be considered according to the situation, so that the constructor can conveniently fix the scaffold.

By adopting the technical scheme of the utility model, the first scaffold board 11 and the second scaffold board 21 are connected in a sliding way, so that the second scaffold board 21 can move left and right relative to the first scaffold board 11, thereby increasing the overall length of the scaffold, accommodating more constructors for construction and shortening the construction period; through the matching of the rotating mechanism, the rotating rod 14, the first bevel gear 13 and the second bevel gear 141, a person rotates the first bevel gear 13 of the rotating rod 14 to drive the second bevel gear 141 to rotate, and when the second bevel gear 141 rotates, the first sliding block 211 of the second scaffold board 21 slides relative to the first sliding groove 111 of the first scaffold board 11 through the threaded hole 212, so that the sliding extension and retraction between the first scaffold board 21 and the second scaffold board 11 can be realized; the limiting seats 12 on the two sides of the first scaffold board 11 enable the second scaffold board 21 to limit the first sliding block 211 through the limiting seats 12 on the two sides in the sliding process, so that safety accidents in the adjusting process caused by slippage of the second scaffold board 21 are avoided; the crawling ladder 15 can facilitate climbing of constructors; the first universal wheel 16 and the second universal wheel 22 enable the scaffold to be conveniently pushed;

when the scaffold is used, the scaffold is moved to a construction position through the first universal wheel 16 and the second universal wheel 22, after the first support frame 1 is fixed through the locking mechanism of the first universal wheel 16, a constructor climbs onto the first scaffold board 11 through the ladder stand 15, and the second scaffold board 21 is extended out of the first scaffold board 11 through the rotating mechanism until the required length is reached;

the utility model provides a current scaffold can't adjust length in the longer construction operation of length, can't hold more constructors and carry out the construction operation, cause the trouble of frequent removal scaffold frame to make construction period elongated problem simultaneously.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. The utility model provides a scaffold frame for building site with adjustable which characterized in that: the scaffold board comprises a first support frame (1), a second support frame (2) and a scaffold board arranged between the first support frame (1) and the second support frame (2), wherein the scaffold board comprises a first scaffold board (11) fixed on the first support frame (1) and a second scaffold board (21) fixed on the second support frame (2), a through groove (112) matched with the second scaffold board (21) in size is arranged in the first scaffold board (11), the second scaffold board (21) is inserted in the through groove (112) and is in sliding connection with the inner wall of the through groove (112), a first sliding groove (111) communicated with the through groove (112) is arranged on the lower side wall of the first scaffold board (11), a first sliding block (211) matched with the first sliding groove (111) in position and size is arranged on the second scaffold board (21), the second scaffold board (21) is arranged in the through groove (112), and the first sliding block (211) extends out of the first sliding groove (111), lead screw (121) have been laid along second scaffold board (21) direction of movement to first scaffold board (11) downside, install on first scaffold board (11) through the bearing at the both ends of lead screw (121), first slider (211) threaded connection is on lead screw (121), one of lead screw (121) near first support frame (1) is served and is installed first bevel gear (13), it is connected with bull stick (14) of laying perpendicularly to rotate on first support frame (1), be equipped with second bevel gear (141) with first bevel gear (13) meshing on bull stick (14), first scaffold board (11) are stretched out on the top of bull stick (14) to install the slewing mechanism who makes things convenient for rotatory bull stick (14) on the top of bull stick (14).

2. An adjustable scaffold for construction sites according to claim 1, wherein: the lower side of the first scaffold board (11) is provided with limiting seats (12) corresponding to the positions of the first sliding blocks (211) at two ends of the first sliding grooves (111) respectively, and the screw rod is installed between the limiting seats (12) through a bearing.

3. An adjustable scaffold for construction sites according to claim 1, wherein: the two sides of the first scaffold board (11) are symmetrically provided with crawling ladders (15).

4. An adjustable scaffold for construction sites according to claim 1, wherein: the lower side of the first support frame (1) is provided with a first universal wheel (16), the lower side of the second support frame (2) is provided with a second universal wheel (22), and the first universal wheel (16) and the second universal wheel (22) are provided with locking mechanisms for preventing the first universal wheel and the second universal wheel from moving.

5. An adjustable scaffold for construction sites according to claim 1, wherein: the through groove (112) is a rectangular through groove.

6. An adjustable scaffold for construction sites according to claim 1, wherein: the rotating mechanism is a turntable (142).

7. An adjustable scaffold for construction sites according to claim 4 wherein: two locking mechanical system is fixed block (161), fixed block (161) are equipped with fixed orifices (162), first support frame (1) and second support frame (2) are fixed subaerial through the fixed pin or the screw rod of cartridge in fixed orifices (162).