CN214940175U

CN214940175U - Steel pipe positioner that steel-pipe pile construction was used

Info

Publication number: CN214940175U
Application number: CN202121802455.7U
Authority: CN
Inventors: 郭永强; 苏小明; 桑良平; 邓新娟; 侯超峰; 郝艳荣; 张宇秀; 田瑜
Original assignee: Shanxi Sixth Construction Group Co ltd
Current assignee: Shanxi Sixth Construction Group Co ltd
Priority date: 2021-08-04
Filing date: 2021-08-04
Publication date: 2021-11-30
Anticipated expiration: 2031-08-04

Abstract

The utility model particularly relates to a steel pipe positioner of steel-pipe pile construction usefulness can let the quick accurate location of steel pipe in order to carry out one process down. A steel pipe positioning device for steel pipe pile construction comprises a pile hole and a steel pipe; an iron wire is arranged at the top end of the steel pipe in a penetrating way; a bracket is arranged above the pile hole; the upper surface of the bracket is provided with slotted steel rods, and two vertical side plates are fixed between the two slotted steel rods; a hexagon nut and an adjusting screw rod are clamped between the two channel steel rods; a hanging rod is vertically fixed at the bottom of the adjusting screw rod, and a bearing is sleeved at the lower end of the side wall of the hanging rod; the bottom of the bearing is provided with a lifting hook; the iron wire is hung on the lifting hook; a plumb bob is arranged below the lifting hook. The utility model discloses an accurate location of steel pipe in the steel-pipe pile work progress, can adjust the steel pipe position in a flexible way moreover, easily control labour saving and time saving.

Description

Steel pipe positioner that steel-pipe pile construction was used

Technical Field

The utility model relates to a strut positioner for the engineering, specifically a steel pipe positioner that steel-pipe pile construction was used.

Background

The steel pipe pile has small diameter, high rigidity and easy construction, so the steel pipe pile is commonly used for supporting engineering under complex urban environment. The steel pipe pile construction process comprises the steps of hole forming, steel pipe placing, concrete pouring in the steel pipe and grouting outside the steel pipe. The steel pipe is generally placed in a hoisting machine, and after the steel pipe is hoisted in place, the crane is withdrawn, and the next steel pipe is hoisted.

However, practice shows that the problem of inaccurate steel pipe positioning exists in the existing steel pipe pile construction. Accordingly, there is a need for a steel pipe positioning device for steel pipe pile construction, which can quickly and accurately position a steel pipe for the next process.

SUMMERY OF THE UTILITY MODEL

The utility model provides a steel pipe positioner of steel-pipe pile construction usefulness can let the quick accurate location of steel pipe in order to carry out one process down.

The utility model discloses an adopt following technical scheme to realize:

a steel pipe positioning device for steel pipe pile construction comprises a pile hole and a steel pipe which is arranged in the pile hole and provided with a hoisting hole; the top end of the steel pipe horizontally penetrates through the center of the steel pipe through a hoisting hole, and iron wires fixedly connected with the two ends of the steel pipe penetrate through the center of the steel pipe; a bracket is horizontally erected above the pile hole; the upper surface of the bracket is provided with two channel steel rods which are distributed in the front and back direction and have opposite notches, and two vertical side plates which are positioned below the two channel steel rods and clamped outside the bracket are fixed between the two channel steel rods; a gap is reserved between the two channel steel rods, and the lower outer side walls of the two channel steel rods are in sliding contact with the upper surface of the bracket; a hexagon nut which is horizontally arranged and embedded in the grooves of the two channel steel rods and an adjusting screw which is in threaded connection with the hexagon nut and vertically penetrates through the gap between the two channel steel rods are clamped between the two channel steel rods; a suspension rod is vertically fixed at the bottom of the adjusting screw rod, and an inner ring and a bearing fixed with the suspension rod are sleeved at the lower end of the side wall of the suspension rod; the bottom of the bearing is provided with a lifting hook of which the top end part is fixed with the outer ring; the iron wire is hung on the lifting hook; a plumb bob connected with the lifting hook is arranged below the lifting hook.

Furthermore, the bracket is formed by welding twelve angle steels, the number of the angle steels is three, the first group of angle steels comprises four angle steels which are horizontally arranged at the upper part of the bracket and are distributed in a rectangular manner, the second group of angle steels comprises four angle steels which are horizontally arranged at the lower part of the bracket and are distributed in a rectangular manner, and the lengths of the second group of angle steels are all larger than those of the first group of angle steels; the third group of angle steel comprises four angle steel welded between the first group of angle steel and the second group of angle steel and positioned at the corner.

Furthermore, the distance between the opposite sides of the hexagon nut is smaller than the distance between the bottoms of the two channel steel bars, and the distance between the opposite sides of the hexagon nut is larger than the distance between the bottoms of the two channel steel bars.

The utility model has the advantages of reasonable design reliably, realized the accurate location of steel pipe in the steel-pipe pile construction, can adjust steel pipe level, vertical position in a flexible way moreover, easily operation has effectively reduced the intensity of labour in the construction, has improved the efficiency of construction, and is further, connect firmly, and bearing performance is good, and the device is light and handy, and the location is convenient quick, has easily processing, the quality is lighter, easy operation's advantage, can accomplish the positioning work of steel pipe fast in the engineering of strutting of the urban environment of complicacy.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic sectional view of the channel steel rod of the present invention.

In the figure, 1-pile hole, 2-steel pipe, 3-iron wire, 4-bracket, 5-channel steel rod, 6-hexagon nut, 7-adjusting screw, 8-suspender, 9-bearing, 10-lifting hook, 11-plumb bob and 12-vertical side plate.

Detailed Description

A steel pipe positioning device for steel pipe pile construction is shown in attached figures 1 and 2 and comprises a pile hole 1 and a steel pipe 2 which is arranged in the pile hole 1 and is provided with a hoisting hole; the top end of the steel pipe 2 horizontally penetrates through the center of the steel pipe through a hoisting hole, and an iron wire 3 fixedly connected with the two ends of the steel pipe passes through the center of the steel pipe; a bracket 4 is horizontally erected above the pile hole 1; two channel steel rods 5 which are distributed in the front-back direction and have opposite notches are arranged on the upper surface of the support 4, and two vertical side plates 12 which are positioned below the two channel steel rods 5 and are clamped outside the support 4 are fixed between the two channel steel rods 5; a gap is reserved between the two channel steel rods 5, and the lower outer side walls of the two channel steel rods are in sliding contact with the upper surface of the bracket 4; a hexagon nut 6 which is horizontally arranged and embedded in the grooves of the two channel steel rods 5 and an adjusting screw 7 which is in threaded connection with the hexagon nut 6 and vertically penetrates through the gap between the two channel steel rods 5 are clamped between the two channel steel rods 5; a suspender 8 is vertically fixed at the bottom of the adjusting screw 7, and a bearing 9 fixed with an inner ring is sleeved at the lower end of the side wall of the suspender 8; the bottom of the bearing 9 is provided with a lifting hook 10 the top end part of which is fixed with the outer ring thereof; the iron wire 3 is hung on the lifting hook 10; a plumb 11 connected with the lifting hook 10 is arranged below the lifting hook.

When the lifting device works, firstly, a pile hole 1 is drilled at the position where a steel pipe 2 is to be placed, the steel pipe 2 is placed into the pile hole 1 by using a crane, one end of the steel pipe 2 with a lifting hole faces upwards (at the moment, the steel pipe 2 leans against the inner wall of the pile hole 1 in an inclined mode), then, an iron wire 3 passing through the center of a circle penetrates through the lifting hole, the iron wire 3 is wound and knotted and fixed on the outer side of the steel pipe 2, a support 4 is horizontally placed right above the pile hole 1, then, the longitudinal position of a lifting hook 10 is adjusted through the front and rear sliding groove steel rods 5, the transverse position of the lifting hook 10 is adjusted through the left and right sliding adjusting screw rods 7 and the hexagon nut 6, the height of the lifting hook 10 is adjusted through rotating the adjusting screw rods 7, the iron wire 3 is connected to the lifting hook 10 in a hanging mode, then, the hexagon nut 6 is fixedly clamped between the two groove steel rods 5 through rotating the adjusting screw rods 7, the adjusting screw rods 7 continue to rotate and move upwards, and drive the lifting rod 8, The bearing 9 and the lifting hook 10 synchronously move upwards, and then the steel pipe 2 is gradually adjusted to be vertical from the inclined state under the drive of the iron wire 3 until the plumb bob 11 is positioned in the middle of the steel pipe 2; observing whether the steel pipe 2 is positioned in the middle of the pile hole 1, if the steel pipe 2 deviates, reversely rotating the adjusting screw 7 at a small angle, then sliding the hexagon nut 6 and the adjusting screw 7 left and right, and simultaneously sliding the two channel steel rods 5 back and forth until the steel pipe 2 is positioned in the middle of the pile hole 1, thereby completing the adjustment of the position of the steel pipe 2; and finally, pouring concrete, and fixing the position of the steel pipe 2, thereby completing the positioning operation of the steel pipe 2.

As shown in fig. 1, the bracket 4 is formed by welding twelve angle steels, the number of the angle steels is three, the first group of angle steels includes four angle steels horizontally arranged at the upper part of the bracket 4 and distributed in a rectangular manner, the second group of angle steels includes four angle steels horizontally arranged at the lower part of the bracket 4 and distributed in a rectangular manner, and the lengths of the second group of angle steels are all greater than the length of the first group of angle steels; the third group of angle steel comprises four angle steel welded between the first group of angle steel and the second group of angle steel and positioned at the corner.

The angle steel has better weldability and plastic deformation performance, improves the stability of the bracket 4, improves the bearing performance, and further improves the stability of the positioning device.

As shown in fig. 1 and 2, the distance between opposite sides of the hexagon nut 6 is smaller than the distance between the bottoms of the two channel steel rods 5, and the distance between opposite angles is larger than the distance between the bottoms of the two channel steel rods 5.

This structural design has further improved this positioner's structural reliability, makes things convenient for the horizontal adjustment and the vertical adjustment of 2 positions of steel pipe, and the simple operation, and then 2 location degree of difficulty of steel pipe in the steel-pipe pile construction have been reduced.

In the specific implementation process, the aperture of the pile hole 1 is 60mm-100mm larger than the outer diameter of the steel pipe 2; the plumb bob 11 is a conical plumb bob and is connected with the lifting hook 10 through a suspension wire; the top end part of the adjusting screw 7 is provided with an operating rod which is vertical to the adjusting screw and the middle part of the adjusting screw is fixed with the adjusting screw, and two ends of the side wall of the operating rod are fixedly sleeved with anti-skidding handle sleeves made of rubber; this structural design conveniently carries out forward or reverse rotation to adjusting screw 7, and then has increased the utility model discloses the simple operation nature during the regulation.

Claims

1. A steel pipe positioning device for steel pipe pile construction comprises a pile hole (1) and a steel pipe (2) which is arranged in the pile hole (1) and is provided with a hoisting hole; the method is characterized in that: an iron wire (3) which passes through the circle center of the steel pipe (2) and is fixedly connected with the two ends of the steel pipe horizontally penetrates through the top end of the steel pipe through a hoisting hole; a bracket (4) is horizontally erected above the pile hole (1); the upper surface of the bracket (4) is provided with two channel steel rods (5) which are distributed in the front and back direction and have opposite notches, and two vertical side plates (12) which are positioned below the two channel steel rods and clamped outside the bracket (4) are fixed between the two channel steel rods (5); a gap is reserved between the two channel steel rods (5), and the lower outer side walls of the two channel steel rods are in sliding contact with the upper surface of the bracket (4); a hexagonal nut (6) which is horizontally arranged and embedded in the grooves of the two channel steel rods (5) and an adjusting screw rod (7) which is in threaded connection with the hexagonal nut (6) and vertically penetrates through the gap between the two channel steel rods (5) are clamped between the two channel steel rods (5); a suspension rod (8) is vertically fixed at the bottom of the adjusting screw rod (7), and the lower end of the side wall of the suspension rod (8) is sleeved with an inner ring and a bearing (9) fixed with the inner ring; the bottom of the bearing (9) is provided with a lifting hook (10) the top end part of which is fixed with the outer ring of the bearing; the iron wire (3) is hung on the lifting hook (10); a plumb bob (11) connected with the lifting hook (10) is arranged below the lifting hook.

2. The steel pipe positioning device for steel pipe pile construction according to claim 1, characterized in that: the bracket (4) is formed by welding twelve angle steels, the number of the angle steels is three, the first group of angle steels comprises four angle steels which are horizontally arranged at the upper part of the bracket (4) and are distributed in a rectangular manner, the second group of angle steels comprises four angle steels which are horizontally arranged at the lower part of the bracket (4) and are distributed in a rectangular manner, and the lengths of the second group of angle steels are all larger than those of the first group of angle steels; the third group of angle steel comprises four angle steel welded between the first group of angle steel and the second group of angle steel and positioned at the corner.

3. The steel pipe positioning device for steel pipe pile construction according to claim 1, characterized in that: the distance between the opposite sides of the hexagonal nut (6) is smaller than the distance between the bottoms of the two groove steel rods (5), and the distance between the opposite sides of the hexagonal nut is larger than the distance between the bottoms of the two groove steel rods (5).