CN210164216U

CN210164216U - Adjusting screw for scaffold

Info

Publication number: CN210164216U
Application number: CN201920060573.1U
Authority: CN
Inventors: 周爱国; 黄后琴
Original assignee: Taizhou Yahua Forging Co Ltd
Current assignee: Taizhou Yahua Forging Co Ltd
Priority date: 2019-01-15
Filing date: 2019-01-15
Publication date: 2020-03-20
Anticipated expiration: 2029-01-15

Abstract

The utility model discloses a accommodate the lead screw for scaffold, include the scaffold riser, install at the base of scaffold riser bottom side and install the screw rod on the base, the inboard movable mounting of scaffold riser has the stand, the bottom of stand welds mutually with the top of base, the top side of base and the bottom side swing joint of scaffold riser, the top of base is equipped with two limiting plates, and two limiting plates set up based on the stand symmetry, limiting plate threaded sleeve establishes in the outside of screw rod, and the one end that two screw rods kept away from each other extends to the outside of limiting plate and has seted up the mounting groove, and movable mounting has the kelly in the mounting groove in two mounting grooves. The utility model relates to a rationally, can be fast, firm the installing on the scaffold frame riser with the base through the screw rod, increase the stability of scaffold frame, and effectively avoid non professional to dismantle the base on the scaffold frame without permission, be favorable to using.

Description

Adjusting screw for scaffold

Technical Field

The utility model relates to a scaffold puts up connection accessory technical field, especially relates to a accommodate the lead screw for scaffold frame.

Background

In the building floor construction pouring process, a scaffold needs to be built as a template support frame, and a base with a screw rod is usually arranged at the bottom of the scaffold to ensure stability when the scaffold is built. Because the floor heights of different buildings are different, the mismatch phenomenon is generated between the scaffold steel pipes with fixed lengths and the floor heights; or the collapse accident of the scaffold is caused by the technical problems of poor integrity and low firmness of the designed scaffold. Through retrieval, the patent document with the application number of 201320408541.9 discloses an adjusting screw rod for a scaffold, which comprises a screw rod and a base, wherein the screw rod is screwed with a movable round nut and an adjusting nut which are provided with internal threads, and the screw rod is rotatably connected with the base around a screw rod shaft which passes through the circle center and is perpendicular to the base. Simple structure, light in weight, the convenience is torn open to the take, and the steadiness is high, has realized the multi-angle of lead screw and has adjusted.

The scaffold base is usually installed on the scaffold through a screw rod or a common bolt, but a non-professional person in the fixing mode can dismantle the base without permission through tools such as a wrench or a pliers, the stability of the scaffold is insufficient, and a construction accident is easy to happen, so that the adjusting screw rod for the scaffold is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an adjusting screw rod for a scaffold.

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

an adjusting screw rod for a scaffold comprises a scaffold vertical pipe, a base arranged on the bottom side of the scaffold vertical pipe and a screw rod arranged on the base, wherein an upright post is movably arranged on the inner side of the scaffold vertical pipe, the bottom end of the upright post is welded with the top of the base, the top side of the base is movably connected with the bottom side of the scaffold vertical pipe, two limiting plates are arranged on the top of the base and symmetrically arranged on the basis of the upright post, and the limiting plates are sleeved on the outer side of the screw rod in a threaded manner;

the one end that two screw rods kept away from each other extends to the outside of limiting plate and has seted up the mounting groove, and movable mounting has the kelly in one of two mounting grooves, the one end of kelly extends to the outside of screw rod and the welding has the handle of vertical setting, the perpendicular cross-section of kelly and the perpendicular cross-section of mounting groove are the rectangle structure, the top of handle extends to the top of limiting plate and the welding has the pull ring.

Preferably, the bracing piece that the slope set up is all welded to one side that two limiting plates kept away from each other, and the bracing piece is located the below of screw rod, the one end that the stand was kept away from to the bracing piece welds mutually with the top of base.

Preferably, one side of each of the two limiting plates, which is close to each other, is movably connected with the outer side of the scaffold stand pipe.

Preferably, the top end of the upright post is provided with a cone frustum, and the cone frustum and the upright post are integrally formed.

Preferably, one side that two limiting plates are close to each other all is equipped with the screw hole, the screw rod is connected with the screw hole screw thread that corresponds.

Compared with the prior art, the beneficial effects of the utility model are that: the vertical column on the base is inserted into the scaffold vertical tube until the bottom end of the scaffold vertical tube is contacted with the top of the base, the clamping rod is inserted into the mounting groove on one of the screw rods, the vertical section of the clamping rod and the vertical section of the mounting groove are both rectangular structures, when the handle is rotated, the handle can drive the screw rods to rotate through the clamping rods, the screw rods rotate towards the inner sides of the threaded holes until the screw rods are contacted with and tightly attached to the outer sides of the scaffold vertical tube, the clamping rods are taken out of the mounting groove, the clamping rods are inserted into the mounting groove on the other screw rods, the screw rods are also abutted against the outer sides of the scaffold vertical tube, the limiting plate can be fixed on the outer sides of the scaffold vertical tube through the two screw rods, and the base is fixed at the bottom end of the scaffold vertical tube, increase the stability of scaffold frame, make scaffold frame erector take out the kelly and save after the pedestal mounting finishes, because not being provided with the hexagonal head on the screw rod, other personnel can't utilize handle or pliers to remove to dismantle the screw rod this moment, avoid non professional to dismantle the base on the scaffold frame without authorization, when the scaffold frame is dismantled to needs, scaffold frame erector utilizes the kelly to dismantle the base.

The utility model relates to a rationally, can be fast, firm the installing on the scaffold frame riser with the base through the screw rod, increase the stability of scaffold frame, and effectively avoid non professional to dismantle the base on the scaffold frame without permission, be favorable to using.

Drawings

Fig. 1 is a schematic structural view of an adjusting screw rod for a scaffold according to the present invention;

fig. 2 is the utility model provides a structural schematic diagram of a part A of accommodate the lead screw for scaffold frame.

In the figure: 1 scaffold frame riser, 2 bases, 3 screw rods, 4 stand columns, 5 mounting grooves, 6 clamping rods, 7 handles, 8 limiting plates, 9 supporting rods, 10 threaded holes, 11 cone frustums and 12 pull rings.

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, the adjusting screw for the scaffold comprises a scaffold vertical pipe 1, a base 2 installed at the bottom side of the scaffold vertical pipe 1 and a screw rod 3 installed on the base 2, wherein an upright post 4 is movably installed at the inner side of the scaffold vertical pipe 1, the bottom end of the upright post 4 is welded with the top of the base 2, the top side of the base 2 is movably connected with the bottom side of the scaffold vertical pipe 1, two limiting plates 8 are arranged at the top of the base 2, the two limiting plates 8 are symmetrically arranged based on the upright post 4, and the limiting plates 8 are sleeved on the outer side of the screw; one end of each of the two screw rods 3, which is far away from each other, extends to the outer side of the limiting plate 8 and is provided with a mounting groove 5, a clamping rod 6 is movably mounted in one mounting groove 5 of the two mounting grooves 5, one end of the clamping rod 6 extends to the outer side of the screw rods 3 and is welded with a vertically arranged handle 7, the vertical section of the clamping rod 6 and the vertical section of the mounting groove 5 are both rectangular structures, the top end of the handle 7 extends to the upper side of the limiting plate 8 and is welded with a pull ring 12, the upright post 4 on the base 2 is inserted into the upright post 1 of the scaffold until the bottom end of the upright post 1 of the scaffold is contacted with the top of the base 2, the clamping rod 6 is inserted into the mounting groove 5 on one of the screw rods 3, and the vertical section of the clamping rod 6 and the vertical section of the mounting groove 5 are both rectangular structures, when the handle 7 is rotated, the handle 7 can drive the screw rods 3 to rotate through the clamping rods 6, the screw rods 3 are rotated towards the inner sides of the threaded holes 10 until the screw rods 3 are contacted and tightly attached to the outer side of the scaffold stand pipe 1, the clamping rods 6 are taken out of the mounting grooves 5, the clamping rods 6 are inserted into the mounting grooves 5 on the other screw rods 3, the screw rods 3 are also abutted against the outer side of the scaffold stand pipe 1, the limiting plates 8 can be fixed on the outer side of the scaffold stand pipe 1 through the two screw rods 3, so that the base 2 is fixed at the bottom end of the scaffold stand pipe 1, the stability of the scaffold is improved, after the base 2 is installed, a scaffold installer can take out and store the clamping rods 6, and as the screw rods 3 are not provided with hexagonal heads, other people cannot use handles or pliers to detach the screw rods 3 at the moment, the base on the scaffold is, when the scaffold frame is dismantled to needs, scaffold frame erector utilizes kelly 6 can dismantle base 2, the utility model relates to a rationally, can be with base 2 quick, firm the installing on scaffold frame riser 1 through screw rod 3, increase the stability of scaffold frame, and effectively avoid non professional to dismantle base 2 on the scaffold frame without authorization, be favorable to using.

In the utility model, the side of two spacing plates 8 far away from each other is welded with a support rod 9 which is arranged obliquely, the support rod 9 is positioned below the screw rod 3, the end of the support rod 9 far away from the upright post 4 is welded with the top of the base 2, the side of two spacing plates 8 near each other is movably connected with the outer side of the scaffold vertical tube 1, the top of the upright post 4 is provided with a cone frustum 11, the cone frustum 11 and the upright post 4 are made by integral molding, the side of two spacing plates 8 near each other is provided with a threaded hole 10, the screw rod 3 is in threaded connection with the corresponding threaded hole 10, the upright post 4, the mounting groove 5, the clamping rod 6, the handle 7, the spacing plate 8, the support rod 9, the threaded hole 10, the cone frustum 11 and the pull ring 12 are matched, the upright post 4 on the base 2 is inserted into the scaffold vertical tube 1 until the bottom end of the scaffold vertical, inserting the clamping rod 6 into the mounting groove 5 on one of the screw rods 3, wherein the vertical section of the clamping rod 6 and the vertical section of the mounting groove 5 are both rectangular structures, when the handle 7 is rotated, the handle 7 can drive the screw rod 3 to rotate through the clamping rod 6, the screw rod 3 is rotated towards the inner side of the threaded hole 10 until the screw rod 3 is contacted with and tightly attached to the outer side of the scaffold vertical pipe 1, the clamping rod 6 is taken out of the mounting groove 5, the clamping rod 6 is inserted into the mounting groove 5 on the other screw rod 3, the screw rod 3 is also abutted against the outer side of the scaffold vertical pipe 1, the limiting plate 8 can be fixed on the outer side of the scaffold vertical pipe 1 through the two screw rods 3, so that the base 2 is fixed at the bottom end of the scaffold vertical pipe 1, the stability of the scaffold is improved, after the base 2 is installed, a scaffold installer can take out and store the clamping rod 6, other personnel can't utilize handle or pliers to remove dismantlement screw rod 3 this moment, avoid non professional to autonomically dismantle the base on the scaffold frame, when needs dismantle the scaffold frame, scaffold frame installer utilizes kelly 6 can dismantle base 2, the utility model relates to a rationally, can increase the stability of scaffold frame with quick, firm the installing on scaffold frame riser 1 of base 2 through screw rod 3, and effectively avoid non professional to autonomically dismantle base 2 on the scaffold frame, be favorable to the use.

The working principle is as follows: when the scaffold is used, the upright post 4 on the base 2 is inserted into the scaffold vertical tube 1 until the bottom end of the scaffold vertical tube 1 is contacted with the top of the base 2, the clamping rod 6 is inserted into the mounting groove 5 on one of the screw rods 3, because the vertical section of the clamping rod 6 and the vertical section of the mounting groove 5 are both in a rectangular structure, when the handle 7 is rotated, the handle 7 can drive the screw rods 3 to rotate through the clamping rod 6, the screw rods 3 are rotated towards the inner side of the threaded hole 10 until the screw rods 3 are contacted with and tightly attached to the outer side of the scaffold vertical tube 1, the clamping rod 6 is taken out of the mounting groove 5, the clamping rod 6 is inserted into the mounting groove 5 on the other screw rod 3, the screw rods 3 are also abutted against the outer side of the scaffold vertical tube 1, the limiting plate 8 can be fixed on the outer side of the scaffold vertical tube 1 through the two screw rods 3, increase the stability of scaffold frame, make scaffold frame erector take out and save jamming rod 6 after base 2 installation finishes, because be provided with the hexagonal head on the screw rod 3, other personnel can't utilize handle or pliers to remove dismantlement screw rod 3 this moment, avoid non professional to dismantle the base on the scaffold frame without authorization, when the scaffold frame is dismantled to needs, scaffold frame erector utilizes jamming rod 6 can dismantle base 2.

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 adjusting screw rod for the scaffold comprises a scaffold vertical pipe (1), a base (2) arranged on the bottom side of the scaffold vertical pipe (1) and a screw rod (3) arranged on the base (2), and is characterized in that an upright post (4) is movably arranged on the inner side of the scaffold vertical pipe (1), the bottom end of the upright post (4) is welded with the top of the base (2), the top side of the base (2) is movably connected with the bottom side of the scaffold vertical pipe (1), two limiting plates (8) are arranged on the top of the base (2), the two limiting plates (8) are symmetrically arranged based on the upright post (4), and the limiting plates (8) are sleeved on the outer side of the screw rod (3) in a threaded manner;

one end that two screw rods (3) kept away from each other extends to the outside of limiting plate (8) and has seted up mounting groove (5), and movable mounting has kelly (6) in mounting groove (5) in two mounting grooves (5), the one end of kelly (6) extends to the outside of screw rod (3) and welds handle (7) of vertical setting, the perpendicular cross-section of kelly (6) and mounting groove (5) is the rectangle structure, the top of handle (7) extends to the top of limiting plate (8) and the welding has pull ring (12).

2. The adjusting screw for scaffolds according to claim 1, wherein the obliquely arranged support rods (9) are welded on the sides of the two limiting plates (8) far away from each other, the support rods (9) are located below the screw rods (3), and the ends of the support rods (9) far away from the upright posts (4) are welded with the top of the base (2).

3. Adjusting screw for scaffolding according to claim 1, characterized in that the sides of the two limit plates (8) close to each other are movably connected to the outside of the scaffolding riser (1).

4. Adjusting screw for scaffolds according to claim 1, characterized in that the top end of the upright (4) is provided with a truncated cone (11), and the truncated cone (11) and the upright (4) are made of one-piece molding.

5. The adjusting screw for scaffolds according to claim 1, wherein the two limiting plates (8) are provided with a threaded hole (10) on the side close to each other, and the screw (3) is in threaded connection with the corresponding threaded hole (10).