CN216157089U

CN216157089U - Scaffold for construction site

Info

Publication number: CN216157089U
Application number: CN202121545488.8U
Authority: CN
Inventors: 李逸飞; 王东东
Original assignee: Zhejiang College of Construction
Current assignee: Zhejiang College of Construction
Priority date: 2021-07-08
Filing date: 2021-07-08
Publication date: 2022-04-01
Anticipated expiration: 2031-07-08

Abstract

The utility model belongs to the technical field of building engineering, and particularly relates to a scaffold for construction sites, which comprises a bottom plate, wherein a lead screw is welded on the upper end surface of the bottom plate, a first corner plate group is welded at the joint of the outer surface of the lead screw and the bottom plate, a lower nut is arranged on the outer surface of the lead screw and positioned above the first corner plate group in a threaded manner, a support tube is arranged on the outer surface of the lead screw and positioned above the lower nut in a threaded manner, sleeves are welded on the upper end surfaces of the upright posts and the support tube, buckling discs are welded on the outer surfaces of the support tube and the support tube, and a transverse pull rod is clamped on the inner side surface of a first buckling hole. According to the utility model, the first corner plate group is arranged, so that the lead screw is difficult to bend on the bottom plate, the lead screw and the bottom plate are more stably and firmly connected, and the whole scaffold is safer.

Description

Scaffold for construction site

Technical Field

The utility model relates to the technical field of constructional engineering, in particular to a scaffold for construction sites.

Background

Scaffolding refers to various supports erected on a construction site for workers to handle and solve vertical and horizontal transportation. The general term of the building industry refers to the places which cannot be directly constructed on the building site and are used for exterior wall, interior decoration or high floor height. Mainly for constructor dry life from top to bottom or peripheral safety net enclosure and high altitude installation component etc. say that exactly be the scaffold, scaffold manufacturing material usually has: bamboo, wood, steel pipes or synthetic materials, etc. Some projects also use scaffolds as templates, and in addition, the scaffold is widely used in advertising, municipal administration, traffic roads and bridges, mines and other departments.

There are the following problems:

1. when the scaffold is used in the current construction site, the connection between the lead screw and the bottom plate is not firm enough, and the whole scaffold is fixed on a wall body without using an inclined rod and a building, the connection between the lead screw and the bottom plate is easy to break, and the scaffold is not safe enough.

2. Scaffold frame for construction site current is used for adjusting the subassembly of scaffold frame height on the lead screw and is not hard up easily for whole scaffold frame is firm inadequately, and the scaffold frame can rock easily when the workman walks.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a scaffold for a construction site, which solves the problems that the connection between a lead screw and a bottom plate is not firm enough and an assembly used for adjusting the height of the scaffold on the lead screw is easy to loosen.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a scaffold frame for construction site, includes the bottom plate, the up end welding of bottom plate has the lead screw, the surface of lead screw has first corner board group with the junction welding of bottom plate, the lower nut is installed to the top screw thread that the surface of lead screw just is located first corner board group, the stay tube is installed to the top screw thread that the surface of lead screw just is located the lower nut, peg graft and have the pole setting on the up end of stay tube, the up end of pole setting and the up end of stay tube all weld the sleeve pipe, the surface of stay tube and the surface of stay tube all weld and detain the dish, the medial surface of detaining the dish is provided with first knot hole and second knot hole respectively, the medial surface joint in first knot hole has the drag link.

As a preferable technical scheme of the utility model, one side of the supporting tube close to the lower nut and the upper end surface of the lower nut are both provided with a contact disc, and the joint of the contact disc and the supporting tube is welded with a second corner plate group.

As a preferable technical solution of the present invention, a tapered external thread is provided on an outer surface of the support tube below the second corner plate group, and the lower nut is screwed to an outer surface of the tapered external thread.

As a preferred technical scheme of the utility model, the bottom plate, the screw rod, the first angle plate group, the lower nut, the supporting tube, the vertical rod, the sleeve, the buckle disc, the cross rod, the contact disc and the second angle plate group are all made of galvanized Q235 steel, and the two ends of the cross rod are welded with the clamping parts.

As a preferable technical scheme of the utility model, the inner side surface of the clamping part is inserted with a bolt, and the number of the first buckling holes and the number of the second buckling holes are four.

As a preferable technical scheme of the utility model, the number of the screw rods is two, and one side of the outer surface of the upright rod, which is close to the sleeve, is provided with a clamping block.

Compared with the prior art, the utility model provides a scaffold for construction sites, which has the following beneficial effects:

1. this scaffold frame for construction site through setting up first cornplate group, makes the lead screw be difficult to take place to buckle on the bottom plate, makes the lead screw more stable, firm with being connected of bottom plate, makes whole scaffold frame safer.

2. This scaffold frame for construction site through setting up lower nut and stay tube, lower nut and stay tube assembly back, the stay tube is unable not hard up on the lead screw for whole scaffold frame is difficult to take place to rock.

Drawings

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

FIG. 2 is a top view of the buckle plate of the present invention;

fig. 3 is a schematic view of the lower nut of the present invention.

In the figure: 1. a base plate; 2. a lead screw; 3. a first gusset group; 4. a lower nut; 5. supporting a tube; 6. erecting a rod; 7. a sleeve; 8. buckling a disc; 9. a first fastening hole; 10. a second fastening hole; 11. A tie rod; 12. a contact pad; 13. a second corner panel group; 14. a tapered external thread; 15. a clamping portion; 16. a bolt; 17. and (7) clamping blocks.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

Referring to fig. 1-3, the present invention provides the following technical solutions: the utility model provides a scaffold frame for construction site, comprising a base plate 1, the up end welding of bottom plate 1 has lead screw 2, the surface of lead screw 2 has first corncob group 3 with the junction welding of bottom plate 1, lead screw 2's surface and the top screw thread that is located first corncob group 3 install lower nut 4, the surface of lead screw 2 and the top screw thread that is located lower nut 4 install stay tube 5, it has pole setting 6 to peg graft to the up end of stay tube 5, sleeve pipe 7 has all been welded with the up end of stay tube 5 to the up end of pole setting 6, the surface of stay tube 5 and the surface of stay tube 5 all weld have detain dish 8, the medial surface of detaining dish 8 is provided with first knot hole 9 respectively and detains hole 10 with the second, the medial surface joint of first knot hole 9 has drag link 11.

In this embodiment, anticlockwise twist and move stay tube 5, stay tube 5 is downstream on lead screw 2, the screw thread mounting means of stay tube 5, make constructor can adjust the height of stay tube 5 on lead screw 2, thereby adjust the height of whole base, lower nut 4 and 5 assembly backs of stay tube, stay tube 5 can't become flexible on lead screw 2, make whole scaffold frame more firm, be difficult to take place to rock, first cornplate group 3 makes lead screw 2 be difficult to take place to buckle on bottom plate 1, make lead screw 2 more stable with being connected of bottom plate 1, it is firm, make whole scaffold frame safer.

Specifically, a contact disc 12 is arranged on one side of the support tube 5 close to the lower nut 4 and on the upper end face of the lower nut 4, and a second corner plate group 13 is welded at the joint of the contact disc 12 and the support tube 5.

In this embodiment, the two groups of contact trays 12 have a large friction force when contacting each other, so that the support tube 5 and the lower nut 4 are difficult to rotate relatively, and the second corner plate group 13 can enhance the bending resistance of the joint of the contact trays 12 and the support tube 5.

Specifically, a tapered external thread 14 is arranged on the outer surface of the support tube 5 and below the second corner plate group 13, and the lower nut 4 is screwed on the outer surface of the tapered external thread 14.

In this embodiment, the tapered external thread 14 is engaged with the internal thread at the corresponding position of the lower nut 4, and the direction in which the lower nut 4 is screwed into the tapered external thread 14 on the screw rod 2 is counterclockwise, and the direction in which the lower nut 4 is screwed into the screw rod 2 is clockwise.

Specifically, the bottom plate 1, the screw rod 2, the first gusset plate group 3, the lower nut 4, the support tube 5, the upright rod 6, the sleeve 7, the buckle disc 8, the tie rod 11, the contact disc 12 and the second gusset plate group 13 are all made of galvanized Q235 steel, and the clamping parts 15 are welded at two ends of the tie rod 11.

In this embodiment, the galvanized Q235 steel has high strength and strong corrosion resistance, and the bottom plate 1, the lead screw 2, the first corner plate group 3, the lower nut 4, the support tube 5, the upright rod 6, the sleeve 7, the buckle disc 8, the tie rod 11, the contact disc 12 and the second corner plate group 13 made of the galvanized Q235 steel have long service life and are not easily damaged, and the clamping portion 15 can be clamped on the buckle disc 8.

Specifically, the inner side surface of the clamping part 15 is inserted with a bolt 16, and the number of the first buckling holes 9 and the number of the second buckling holes 10 are four.

In this embodiment, after the bolt 16 is inserted into the clamping portion 15 and the first fastening hole 9, the tie rod 11 is locked on the fastening plate 8, the first fastening hole 9 is used for installing the first tie rod 11 and the longitudinal rod, and the second fastening hole 10 is used for installing the cross brace and the diagonal rod.

Specifically, the number of the screw rods 2 is two, and a clamping block 17 is arranged on one side, close to the sleeve 7, of the outer surface of the upright rod 6.

In this embodiment, the shape of the locking block 17 is matched with the inner wall of the groove at the corresponding position in the sleeve 7, so as to prevent the vertical rod 6 from slipping in the radial direction after being inserted into the sleeve 7.

The working principle and the using process of the utility model are as follows: the lower nut 4 is screwed on the screw rod 2 clockwise, the support tube 5 is screwed at a proper position on the screw rod 2 anticlockwise, then the lower nut 4 is screwed anticlockwise, the lower nut 4 rises on the screw rod 2, the lower nut 4 is screwed on the conical external thread 14, and the two groups of contact discs 12 are contacted, when the support tube 5 is stressed and rotates, the two contact discs 12 which are contacted with each other enable the support tube 5 and the lower nut 4 to only synchronously rotate, when the support tube 5 rotates anticlockwise, the lower nut 4 rotating anticlockwise can rise on the screw rod 2, the assembly of the lower nut 4 and the support tube 5 is tighter, the support tube 5 is heavier due to the bearing of the whole scaffold, can not rise on the screw rod 2 and can not rotate clockwise, therefore, the lower nut 4 and the support tube 5 can not loosen on the screw rod 2 after being assembled, the whole scaffold is firmer and is difficult to shake, then insert pole setting 6 in sleeve pipe 7, on buckle 8 with clamping part 15 installation buckle on the drag link 11, insert bolt 16 in first knot hole 9, then install drag link, bridging and down tube on buckle 8, put the running-board on drag link 11, the protection network is installed on pole setting 6 and longitudinal rod, constitute a complete scaffold, when the scaffold receives comparatively powerful wind-force, the first corner board group 3 of lead screw 2 and the junction of bottom plate 1, can improve the fracture resistance of lead screw 2 and the junction of bottom plate 1, make the connection of lead screw 2 and bottom plate 1 more stable, firm, make whole scaffold safer.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A scaffold for construction sites, comprising a base plate (1), characterized in that: the upper end surface of the bottom plate (1) is welded with a lead screw (2), the joint of the outer surface of the lead screw (2) and the bottom plate (1) is welded with a first corner plate group (3), a lower nut (4) is arranged on the outer surface of the lead screw (2) and is positioned above the first gusset group (3) in a threaded manner, a support tube (5) is arranged on the outer surface of the screw rod (2) and above the lower nut (4) in a threaded manner, the upper end surface of the supporting tube (5) is spliced with an upright stanchion (6), the upper end surface of the upright stanchion (6) and the upper end surface of the supporting tube (5) are both welded with a sleeve (7), the outer surface of the supporting tube (5) and the outer surface of the supporting tube (5) are both welded with buckle plates (8), the inner side surface of the buckling disc (8) is provided with a first buckling hole (9) and a second buckling hole (10) respectively, and a cross pull rod (11) is clamped on the inner side surface of the first buckling hole (9).

2. A scaffold for construction sites according to claim 1, wherein: one side of the supporting tube (5) close to the lower nut (4) and the upper end face of the lower nut (4) are both provided with a contact disc (12), and a second corner plate group (13) is welded at the joint of the contact disc (12) and the supporting tube (5).

3. A scaffold for construction sites according to claim 1, wherein: the outer surface of the supporting tube (5) is provided with a conical external thread (14) below the second corner plate group (13), and the lower nut (4) is in threaded connection with the outer surface of the conical external thread (14).

4. A scaffold for construction sites according to claim 1, wherein: the material of bottom plate (1), lead screw (2), first gusset plate group (3), lower nut (4), stay tube (5), pole setting (6), sleeve pipe (7), knot dish (8), drag link (11), contact dish (12) and second gusset plate group (13) is galvanized Q235 steel, clamping part (15) have all been welded at the both ends of drag link (11).

5. A scaffold for construction sites according to claim 1, wherein: the number of the screw rods (2) is two, and one side, close to the sleeve (7), of the outer surface of the upright rod (6) is provided with clamping blocks (17).