CN210622255U

CN210622255U - Scaffold frame for municipal works

Info

Publication number: CN210622255U
Application number: CN201920236372.2U
Authority: CN
Inventors: 王旭
Original assignee: Nanning Municipal Engineering Group Co ltd
Current assignee: Nanning Municipal Engineering Group Co ltd
Priority date: 2019-02-25
Filing date: 2019-02-25
Publication date: 2020-05-26
Anticipated expiration: 2029-02-25

Abstract

The utility model discloses a scaffold frame for municipal works, including first longitudinal strut, be located the second longitudinal strut of first longitudinal strut bottom and be located the sleeve pipe of second longitudinal strut bottom, the projection has all been welded to the inboard bottom of first longitudinal strut and the inboard bottom of the second longitudinal strut, and the bottom of two projections extends to second longitudinal strut and cover intraductal respectively, the constant head tank has been seted up to one side bottom of projection, movable mounting has the pivot in the constant head tank, position and pivot assorted card hole have all been seted up at one side top of first longitudinal strut, one side top of second longitudinal strut and sheathed tube one side top, the pivot cooperatees with the card hole that corresponds. The utility model relates to a rationally, convenient operation can erect the scaffold frame fast, and it is consuming time to reduce the installation, improves work efficiency, and the structure is firm reliable.

Description

Scaffold frame for municipal works

Technical Field

The utility model relates to a scaffold technical field especially relates to a scaffold frame for municipal works.

Background

In the construction works of municipal works, the movable scaffold is widely used due to the advantages of saving materials, saving construction time and the like. In the construction process of engineering, need set up simple, quick in many aspects, convenient to detach has higher intensity, can bear the scaffold of great weight, and this kind of scaffold is very convenient in some quick construction, uses on the engineering that construction cycle is short, receives construction worker's liking very much. Through the retrieval, application number 201721305361.2's patent document discloses a scaffold frame for municipal works, including vertical branch and horizontal branch, be equipped with the L type draw-in groove strip of the at least a pair of parallel of arranging along axial direction on the outer wall of vertical branch, every draw-in groove strip symmetry sets up, forms the draw-in groove of T type between the draw-in groove strip, the both ends of horizontal branch are equipped with the T type buckle that can follow the both ends of draw-in groove and stretch into to being stuck in the draw-in groove respectively, every is equipped with a plurality of horizontally spacing grooves on the draw-in groove strip, the kelly of horizontal branch downstream can be installed and restricted as required to the spacing inslot, the buckle of horizontal branch stretches into in to the draw-in groove and constitutes the overlap joint structure of scaffold frame through the limit structure that kelly and spacing groove are constituteed. The scaffold is fast to install and reliable in structure.

But above-mentioned design still has the shortcoming, and the scaffold of above-mentioned design is assembled and is dismantled consuming time longer, and the packaging efficiency is low, is unfavorable for using, therefore we have proposed a scaffold for municipal works and have been used for solving above-mentioned problem.

Disclosure of Invention

The utility model aims at solving the defects existing in the prior art and providing a scaffold for municipal engineering.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a scaffold for municipal engineering comprises a first longitudinal support rod, a second longitudinal support rod and a sleeve, wherein the second longitudinal support rod is positioned at the bottom end of the first longitudinal support rod, the sleeve is positioned at the bottom end of the second longitudinal support rod, convex columns are welded at the bottom of the inner side of the first longitudinal support rod and the bottom of the inner side of the second longitudinal support rod, the bottom ends of the two convex columns respectively extend into the second longitudinal support rod and the sleeve, a positioning groove is formed in the bottom of one side of each convex column, a shaft pin is movably mounted in the positioning groove, clamping holes matched with the shaft pin in position are formed in the top of one side of the first longitudinal support rod, the top of one side of the second longitudinal support rod and the top of one side of the sleeve, and;

and the top of the other side of the first longitudinal supporting rod, the top of the other side of the second longitudinal supporting rod and the top of the other side of the sleeve are provided with threaded holes matched with the shaft pins in position, locking screws are arranged in the threaded holes, and the locking screws are matched with the corresponding shaft pins.

Preferably, the top side of the convex column is provided with a rectangular hole, the rectangular hole is communicated with the corresponding positioning groove, the top side of the shaft pin is welded with a limiting rod, and the limiting rod is movably installed in the corresponding rectangular hole.

Preferably, a circular hole is formed in the inner wall of one side, far away from the clamping hole, of the positioning groove, and the diameter of the locking screw rod is smaller than the diameter of the inner side of the circular hole.

Preferably, a screw head is arranged at one end, far away from the shaft pin, of the locking screw rod, and a bottom plate is welded at the bottom end of the sleeve.

Preferably, one end of the shaft pin close to the clamping hole and the bottom of the convex column are both provided with a hemispherical structure.

Preferably, the vertical cross section of the shaft pin, the vertical cross section of the positioning groove and the vertical cross section of the clamping hole are all circular structures.

Compared with the prior art, the beneficial effects of the utility model are that: when two scaffolds are required to be fixed in the vertical direction, the convex column on the second longitudinal support rod is inserted into the sleeve, the locking screw rod on the sleeve is rotated to enable one end of the locking screw rod positioned in the sleeve to push the shaft pin to be inserted into the corresponding clamping hole, the second longitudinal support rod can be fixed on the sleeve through the convex column and the shaft pin, the bottom plate on the sleeve can be placed on the scaffold formed by the second longitudinal support rod on the ground, the convex column on the first longitudinal support rod is inserted into the top end of the second longitudinal support rod, the same applies to the possibility of fixing the scaffolding made up of the first longitudinal struts to the scaffolding made up of the second longitudinal struts.

The utility model relates to a rationally, convenient operation can erect the scaffold frame fast, and it is consuming time to reduce the installation, improves work efficiency, and the structure is firm reliable.

Drawings

Fig. 1 is a schematic structural view of a scaffold for municipal engineering according to the present invention;

fig. 2 is the utility model provides a scaffold frame for municipal works's a part's schematic structure.

In the figure: the locking device comprises a first longitudinal supporting rod 1, a second longitudinal supporting rod 2, a convex column 3, a positioning groove 4, a shaft pin 5, a clamping hole 6, a threaded hole 7, a locking screw rod 8, a rectangular hole 9, a limiting rod 10, a circular hole 11 and a sleeve 12.

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. 1-2, a scaffold for municipal engineering comprises a first longitudinal support rod 1, a second longitudinal support rod 2 positioned at the bottom end of the first longitudinal support rod 1 and a sleeve 12 positioned at the bottom end of the second longitudinal support rod 2, wherein convex columns 3 are welded at the bottom of the inner side of the first longitudinal support rod 1 and the bottom of the inner side of the second longitudinal support rod 2, the bottom ends of the two convex columns 3 respectively extend into the second longitudinal support rod 2 and the sleeve 12, a positioning groove 4 is formed in the bottom of one side of each convex column 3, a shaft pin 5 is movably installed in each positioning groove 4, clamping holes 6 matched with the shaft pin 5 are formed in the top of one side of the first longitudinal support rod 1, the top of one side of the second longitudinal support rod 2 and the top of one side of the sleeve 12, and the shaft pins 5 are matched with; the top of the other side of the first longitudinal support rod 1, the top of the other side of the second longitudinal support rod 2 and the top of the other side of the sleeve 12 are respectively provided with a threaded hole 7 the positions of which are matched with the shaft pin 5, a locking screw 8 is arranged in the threaded hole 7, the locking screw 8 is matched with the corresponding shaft pin 5, two first longitudinal support rods 1 or two second longitudinal support rods 2 are taken through the matching of the first longitudinal support rod 1, the second longitudinal support rod 2, the convex column 3, the positioning groove 4, the shaft pin 5, the clamping hole 6, the threaded hole 7, the locking screw 8, the rectangular hole 9, the limiting rod 10, the circular hole 11 and the sleeve 12, then two transverse steel pipes are welded between the two first longitudinal support rods 1 or between the two second longitudinal support rods 2, two single scaffolds can be welded, when the two scaffolds are required to be fixed in the vertical direction, the convex column 3 on the second longitudinal support rod 2 is inserted, rotating the locking screw 8 on the sleeve pipe 12, make locking screw 8 be located the one end of sleeve pipe 12 and promote pivot 5 and insert corresponding card hole 6 in, second vertical branch 2 can be fixed on sleeve pipe 12 through projection 3 and pivot 5 this moment, place the bottom plate on the sleeve pipe 12 subaerial, can erect the scaffold frame that comprises second vertical branch 2, insert projection 3 on first vertical branch 1 in the 2 tops of second vertical branch, can fix the scaffold frame that comprises second vertical branch 2 with the same reason, the utility model relates to a rationally, convenient operation can erect the scaffold frame fast, and it is consuming time to reduce the installation, improves work efficiency, and the structure is firm reliable.

The utility model discloses in, rectangular hole 9 has been seted up on the top side of projection 3, and rectangular hole 9 is linked together with corresponding constant head tank 4, the welding of the top side of pivot 5 has gag lever post 10, and gag lever post 10 movable mounting is in corresponding rectangular hole 9, circular port 11 has been seted up on the one side inner wall of keeping away from card hole 6 of constant head tank 4, and locking screw 8's diameter ratio circular port 11's inboard diameter is little, locking screw 8 keeps away from the one end of pivot 5 and is equipped with the screwhead, the bottom welding of sleeve pipe 12 has the bottom plate, the one end that pivot 5 is close to card hole 6 and the bottom of projection 3 all set up to hemispherical structure, the vertical cross-section of pivot 5, the vertical cross-section of constant head tank 4 and the vertical cross-section of card hole 6 are circular structure, through first vertical branch 1, second vertical branch 2, projection 3, constant head tank 4, pivot 5, card hole 6, screw, The limiting rod 10, the circular hole 11 and the sleeve 12 are matched, two first longitudinal supporting rods 1 or two second longitudinal supporting rods 2 are taken, then two transverse steel pipes are welded between the two first longitudinal supporting rods 1 or between the two second longitudinal supporting rods 2, two single scaffolds can be welded, when the two scaffolds are required to be fixed in the vertical direction, the convex column 3 on the second longitudinal supporting rod 2 is inserted into the sleeve 12, the locking screw 8 on the sleeve 12 is rotated, one end of the locking screw 8, which is positioned in the sleeve 12, pushes the shaft pin 5 to be inserted into the corresponding clamping hole 6, at the moment, the second longitudinal supporting rod 2 can be fixed on the sleeve 12 through the convex column 3 and the shaft pin 5, the bottom plate on the sleeve 12 is placed on the ground, the scaffold formed by the second longitudinal supporting rods 2 can be erected, the convex column 3 on the first longitudinal supporting rod 1 is inserted into the top end of the second longitudinal supporting rod 2, the same reason can be fixed the scaffold frame that comprises first longitudinal strut 1 on the scaffold frame that comprises second longitudinal strut 2, the utility model relates to a rationally, convenient operation can erect the scaffold frame fast, and it is consuming time to reduce the installation, improves work efficiency, and the structure is firm reliable.

The working principle is as follows: in the using process, a common single scaffold is generally composed of two vertical longitudinal supporting rods and two horizontal transverse supporting rods, the two transverse supporting rods are welded between the two longitudinal supporting rods, in the utility model, the specifications of the first longitudinal supporting rod 1 and the second longitudinal supporting rod 2 are completely the same, when the scaffold is used, the two first longitudinal supporting rods 1 or the two second longitudinal supporting rods 2 are taken, then two transverse steel pipes are welded between the two first longitudinal supporting rods 1 or between the two second longitudinal supporting rods 2, so that two single scaffolds can be welded, when the two scaffolds are required to be fixed in the vertical direction, firstly, the convex column 3 on the second longitudinal supporting rod 2 is inserted into the sleeve 12, the locking screw 8 on the sleeve 12 is rotated, so that one end of the locking screw 8, which is positioned in the sleeve 12, pushes the shaft pin 5 to be inserted into the corresponding clamping hole 6, at this time, the second longitudinal supporting rod 2 can be fixed on the sleeve 12 through the convex column 3 and the shaft pin 5, place the bottom plate on the sleeve pipe 12 subaerial, can erect the scaffold frame that constitutes by second longitudinal support pole 2, insert the projection 3 on the first longitudinal support pole 1 this moment in the 2 tops of second longitudinal support pole, and in the same way, can fix the scaffold frame that constitutes by first longitudinal support pole 1 on the scaffold frame that constitutes by second longitudinal support pole 2, can install the scaffold frame fast.

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. A scaffold for municipal engineering comprises a first longitudinal support rod (1), a second longitudinal support rod (2) positioned at the bottom end of the first longitudinal support rod (1) and a sleeve (12) positioned at the bottom end of the second longitudinal support rod (2), it is characterized in that the inner bottom of the first longitudinal support rod (1) and the inner bottom of the second longitudinal support rod (2) are both welded with convex columns (3), the bottom ends of the two convex columns (3) respectively extend into the second longitudinal support rod (2) and the sleeve (12), a positioning groove (4) is arranged at the bottom of one side of the convex column (3), a shaft pin (5) is movably arranged in the positioning groove (4), clamping holes (6) matched with the shaft pin (5) in position are formed in the top of one side of the first longitudinal support rod (1), the top of one side of the second longitudinal support rod (2) and the top of one side of the sleeve (12), and the shaft pin (5) is matched with the corresponding clamping holes (6);

the top of the other side of the first longitudinal support rod (1), the top of the other side of the second longitudinal support rod (2) and the top of the other side of the sleeve (12) are provided with threaded holes (7) matched with the shaft pins (5), locking screws (8) are installed in the threaded holes (7) in an internal thread mode, and the locking screws (8) are matched with the corresponding shaft pins (5); the top side of each convex column (3) is provided with a rectangular hole (9), each rectangular hole (9) is communicated with the corresponding positioning groove (4), the top side of each shaft pin (5) is welded with a limiting rod (10), and each limiting rod (10) is movably arranged in the corresponding rectangular hole (9); a circular hole (11) is formed in the inner wall, far away from the clamping hole (6), of one side of the positioning groove (4), and the diameter of the locking screw rod (8) is smaller than the inner side diameter of the circular hole (11).

2. A scaffolding for municipal engineering according to claim 1, characterized in that the end of the locking screw (8) remote from the pin (5) is provided with a screw head and the bottom end of the sleeve (12) is welded with a bottom plate.

3. The scaffold for municipal engineering according to claim 1, wherein the end of the shaft pin (5) near the locking hole (6) and the bottom of the stud (3) are both provided with a hemispherical structure.

4. The scaffold for municipal engineering according to claim 1, characterized in that the vertical cross-section of the pin (5), the vertical cross-section of the positioning slot (4) and the vertical cross-section of the clipping hole (6) are circular structures.