CN219240216U

CN219240216U - Elevation control tool for paving roadbed surface layer in municipal road construction

Info

Publication number: CN219240216U
Application number: CN202223142809.7U
Authority: CN
Inventors: 潘传新; 于乐; 吴昊; 王旌童; 齐典对; 迟耀信; 闫健; 刘�英; 朱红英; 赵晓晓
Original assignee: China Construction Xinjiang Construction Engineering Group First Construction Engineering Co Ltd
Current assignee: China Construction Xinjiang Construction Engineering Group First Construction Engineering Co Ltd
Priority date: 2022-11-25
Filing date: 2022-11-25
Publication date: 2023-06-23
Anticipated expiration: 2032-11-25

Abstract

The utility model belongs to a control tool for paving a roadbed surface layer in road construction, in particular to a height control tool for paving a roadbed surface layer in municipal road construction, wherein the lower end of a stand column is connected with a detachable steel drill rod through a connecting pipe hoop, a plane support is arranged on the upper part of the detachable steel drill rod, a steel sleeve is arranged on the upper part of the stand column in a sliding fit manner, one side of the steel sleeve is fixedly provided with an adjustable horizontal cross bracing device, and the other side of the steel sleeve is provided with a steel sleeve positioning device. The utility model has reasonable structure, can adjust the paving elevation on the same straight line and the same level, realizes the requirement of quick construction, improves the connection quality, accelerates the progress of engineering main bodies and improves the working efficiency.

Description

Elevation control tool for paving roadbed surface layer in municipal road construction

Technical Field

The utility model belongs to a control tool for paving a roadbed surface layer in road construction, in particular to a height control tool for paving a roadbed surface layer in municipal road construction.

Background

The traditional control tool for paving the elevation in the prior art comprises two fixing piles, a steel wire rope and a plurality of auxiliary supporting pieces, wherein the fixing piles are provided with rope tighteners, the two fixing piles are connected with the steel wire rope through the rope tighteners, and the auxiliary supporting pieces are equidistantly arranged under the steel wire rope: the auxiliary supporting piece consists of a steel sleeve, screw steel, a steel bolt, a jackscrew and a nut. The method has the advantages that the measurement accuracy of the wire hanging height of the steel wire rope is poor (mainly the steel wire is not easy to fix, the steel wire is easy to incline due to the locking of the steel wire by the rope tightener, the steel wire collapses), and the flatness and thickness of the paving layer are difficult to ensure.

Disclosure of Invention

The utility model aims to provide a height control tool for paving a roadbed surface layer in municipal road construction, which has reasonable structure, can adjust paving heights on the same straight line and the same level, realizes the requirement of quick construction, improves the connection quality, accelerates the progress of an engineering main body and improves the working efficiency.

The purpose of the utility model is realized in the following way: the utility model provides a highway construction paves high control instrument on road bed surface course, but the lower extreme of stand is connected through the connecting pipe hoop and is dismantled the drill steel, is setting up the plane support on dismantling the drill steel upper portion, is installing the steel bushing in the upper portion sliding fit of stand, has fixed adjustable horizontal bracing device in one side of steel bushing, is setting up steel bushing positioner in the opposite side of steel bushing.

The utility model adopts steel pipe, steel plate and bolt with enough rigidity, the tool mainly adopts: upright post: DN15 steel pipe (threaded), connecting pipe: DN15 pipe hoop, detachable steel chisel: DN15 steel pipe (with screw thread), plane support: steel plate 100mm x 5mm, fixing plate: the steel plate is 25mm multiplied by 60mm multiplied by 2mm, the arc chute is 6mm wide, and the fixing piece is fastened: m4 bolt, adjustable horizontal stull device: steel plate 100mm x 10mm x 2mm, rotatable anchor pin: m4 bolt, diagonal brace: steel plate width 100mm thick 2mm, coupling nut: m8 nut, jackscrew bolt: m8 bolt, straight line spanner: diameter 8 steel bar, steel sleeve: DN20. The tool is formed by welding, anchoring and the like.

Construction points

1) And (3) fixing a base layer: leveling and fixing the base layer at a required point (for example, fixing a cement paving stabilizing layer by using steel drills and fixing an asphalt paving concrete surface layer by using a support for detaching the steel drills), basically enabling a height control tool to be on the same straight line and initially perpendicular to the base layer;

2) Preliminary elevation adjustment: the steel sleeve is moved up and down, is preliminarily adjusted to the required elevation height, and is fixed tightly through the jackscrew bolt and the straight spanner;

3) And (3) horizontal adjustment: adjusting the adjustable cross support: the adjustable transverse supporting surface is kept horizontal through the arc groove on the fixing plate and is fixed tightly (butterfly clip) through the fixable tightening piece;

4) And (3) precision adjustment: the steel sleeve is repeatedly moved up and down, the required elevation height is accurately adjusted, and the steel sleeve is fixed tightly through the jackscrew bolt and the straight spanner. The adjustable transverse support is provided with a long horizontal ruler (or a square steel tube). And can horizontally move left and right.

The beneficial effects are that:

1. simple structure, simple to operate, adjustable height of spreading through the instrument is on same straight line, same level. The mortar can be used for paving a cement stabilizing layer and an asphalt concrete surface layer, and the requirement of quick construction is met. And improving the connection quality;

2. the municipal pipeline connection adjustable tool saves labor force, accelerates the progress of engineering main bodies and improves economic benefits.

The utility model has reasonable structure, realizes the requirement of adjusting the paving elevation on the same straight line and the same level, realizes the rapid construction, improves the connection quality, accelerates the progress of engineering main bodies and improves the working efficiency.

Drawings

The present utility model will be further described with reference to the accompanying drawings, wherein fig. 1 is a schematic front view of the present utility model, and fig. 2 is a schematic view of the present utility model for controlling the elevation of road paving material.

Detailed Description

As shown in fig. 1 and 2, the lower end of a stand column 1 is connected with a detachable steel drill rod 3 through a connecting pipe hoop 2, a plane support 4 is arranged on the upper portion of the detachable steel drill rod 3, a steel sleeve 5 is installed on the upper portion of the stand column 1 in a sliding fit manner, an adjustable horizontal cross bracing device is fixedly arranged on one side of the steel sleeve 5, and a steel sleeve positioning device is arranged on the other side of the steel sleeve 5. The detachable steel drill 3 is characterized in that a pipe hoop connecting fine line and a plane support 4 are arranged at the upper end of the steel drill, the plane support 4 is formed by square steel plates with the dimensions of 100 x 2mm, and an oblique angle drill tip or a conical tip is arranged at the lower end of the steel drill. The structure of the adjustable horizontal cross bracing device is that an upright fixing plate 7 with an arc chute 6 is fixedly arranged on one side of a steel sleeve 5, an inclined brace rod 10 which is inclined upwards is fixedly arranged at the lower end of the side wall of the steel sleeve 5, the upper end of the inclined brace rod 10 is hinged with a horizontal cross rod 9, and a positioning bolt 8 arranged at the other end of the horizontal cross rod 9 is matched with the arc chute 6 of the fixing plate 7. The fixing plate 7 is composed of a steel plate having a length of 60mm, a width of 25mm, and a thickness of 2 mm. The horizontal cross bar 9 is composed of flat steel with a length of 90mm and a specification of 10 x 2 mm. The steel sleeve positioning device is characterized in that a nut 11 is fixedly connected to a through hole formed in the steel sleeve 5, a jackscrew bolt 12 is matched with the nut 11, and the jackscrew bolt 12 is fastened to position the steel sleeve 5 on the upright 1. The length of the column 1 is 300mm. The length of the detachable steel drill rod 3 is 100-150mm. When the road surface is paved to control the elevation, the detachable steel drills 3 installed by the two elevation control tools are inserted into the road surface layer 16, so that the plane support 4 is supported on the road surface, the steel wire wires 13 pass through the upper surfaces of the horizontal cross bars 9 of the two elevation control tools, the two ends of the steel wire wires 13 are respectively inclined downwards, the fixed steel drills 15 respectively inclined and inserted into the road surface layer 16 are connected through the rope tightener 14, and the road paving elevation is on the same straight line and the same level by adjusting the height of the steel sleeve 5 and adjusting the levelness of the horizontal cross bars 9 and the levelness between the two horizontal cross bars 9.

Claims

1. A height control tool for paving a roadbed surface layer in municipal road construction is characterized in that: the lower extreme of stand (1) is being connected through connecting ferrule (2) and is dismantling steel chisel (3), be setting up plane support (4) on dismantling steel chisel (3) upper portion, be installing steel bushing (5) at the upper portion sliding fit of stand (1), the adjustable horizontal bracing device of being fixed in one side of steel bushing (5), the structure of adjustable horizontal bracing device is being fixed in one side of steel bushing (5) and is having upright fixed plate (7) of circular arc spout (6), inclined strut (10) of upwards slope are being fixed in the lower extreme of this lateral wall of steel bushing (5), horizontal pole (9) are hinged to the upper end of inclined strut (10), positioning bolt (8) that the other end set up of horizontal pole (9) cooperatees with circular arc spout (6) of fixed plate (7), be setting up steel bushing positioner in the opposite side of steel bushing (5), the structure of steel bushing positioner is for being fixed in nut (11) on the through-hole that steel bushing (5) set up, jackscrew (12) cooperatees with nut (11), fastening jackscrew (12) makes stand (1) location on steel bushing (5).

2. The elevation control tool for paving a roadbed surface for construction of municipal roads according to claim 1, wherein: the detachable steel drill (3) is characterized in that a pipe hoop connecting fine line and a plane support (4) are arranged at the upper end of the steel drill, the plane support (4) is composed of square steel plates with the thickness of 100 x 2mm, and an oblique angle drill tip or a conical tip is arranged at the lower end of the steel drill.

3. The elevation control tool for paving a roadbed surface for construction of municipal roads according to claim 1, wherein: the fixing plate (7) is composed of a steel plate with the length of 60mm, the width of 25mm and the thickness of 2 mm.

4. The elevation control tool for paving a roadbed surface for construction of municipal roads according to claim 1, wherein: the horizontal cross bar (9) is composed of flat steel with the length of 90mm and the specification of 10 x 2 mm.

5. The elevation control tool for paving a roadbed surface for construction of municipal roads according to claim 1, wherein: the length of the upright post (1) is 300mm.

6. The elevation control tool for paving a roadbed surface for construction of municipal roads according to claim 1, wherein: the length of the detachable steel drill rod (3) is 100-150mm.

7. The elevation control tool for paving a roadbed surface for construction of municipal roads according to claim 1, wherein: when the road surface is paved to control the elevation, the detachable steel drills (3) installed by the two elevation control tools are inserted into the road surface layer (16), so that the plane support (4) is supported on the road surface, the steel wire wires (13) pass through along the upper surfaces of the horizontal cross bars (9) of the two elevation control tools, the two ends of the steel wires (13) incline downwards respectively, the fixed steel drills (15) which are obliquely inserted into the road surface layer (16) respectively are connected through the rope tighteners (14), and the road paving elevation is on the same straight line and the same level by adjusting the height of the steel sleeve (5) and adjusting the levelness of the horizontal cross bars (9) and the levelness between the two horizontal cross bars (9).