CN210886915U

CN210886915U - Caulking module with elastic telescopic member

Info

Publication number: CN210886915U
Application number: CN201920752015.1U
Authority: CN
Inventors: 宋世刚
Original assignee: Shenzhen Visborn Building New Material Technology Co ltd
Current assignee: Shenzhen Visborn Building New Material Technology Co ltd
Priority date: 2019-05-23
Filing date: 2019-05-23
Publication date: 2020-06-30
Anticipated expiration: 2029-05-23

Abstract

The utility model discloses a module of caulking with elastic expansion component, include: two adjacent end steel sheets, stride the perforation steel sheet of establishing on two end steel sheets, locate the elastic stretching member on the perforation steel sheet, elastic stretching member includes: the buffer layer is formed on the hard corrugated component, and a plurality of hollow pipes are arranged in the buffer layer. The utility model discloses can effectively prolong the maintenance cycle or the change cycle of the module of caulking.

Description

Caulking module with elastic telescopic member

Technical Field

The utility model relates to a technical field that joints of bridge especially relates to the module of jointing with elastic expansion component.

Background

A bridge expansion joint is defined as a joint between two beam ends, between a beam end and an abutment, or at a hinge point of a bridge, which is generally used to adjust the displacement and connection between the superstructure caused by the vehicle load and the building materials of the bridge, in order to meet the requirements of the deformation of the bridge deck.

The expansion joint is generally provided with an elastic expansion member, and the elastic expansion member comprises a hard corrugated member and a buffer layer so that the expansion joint has good deformation capacity. Through a plurality of experimental analyses, the deformation of the elastic telescopic member is larger in the process of being extruded by the load of a vehicle, the buffer layer can bulge or dent to a larger extent in the telescopic process of the hard waveform member, the buffer layer still can deform and lose efficacy after long-time use, and the maintenance period or the replacement period of the caulking module is shorter.

Therefore, how to design a caulking module with a long service life is an urgent technical problem to be solved in the industry.

SUMMERY OF THE UTILITY MODEL

In order to solve the defect that there is life weak point among the prior art, the utility model provides a module of caulking with elastic telescopic component is provided with the hollow tube in its buffer layer.

The utility model discloses a technical scheme be, the design has the module of caulking of elastic expansion member, include: two adjacent end steel sheets, stride the perforation steel sheet of establishing on two end steel sheets, locate the elastic stretching member on the perforation steel sheet, elastic stretching member includes: the buffer layer is formed on the hard corrugated component, and a plurality of hollow pipes are arranged in the buffer layer.

Preferably, the hard corrugated member is provided with a plurality of first telescopic grooves arranged at intervals along a first direction, and a second telescopic groove is formed in an area between two adjacent first telescopic grooves. The first telescopic grooves are linearly arranged on the hard corrugated component along a second direction, the first direction is a direction crossing the two bottom steel plates, and the second direction is perpendicular to the first direction in a horizontal plane.

Preferably, the hollow pipe is parallel to the first telescopic groove, and a hollow pipe is arranged in each first telescopic groove and/or each second telescopic groove.

Preferably, gaps are arranged between the periphery of the hollow pipe and the telescopic groove where the hollow pipe is located, and the buffer layer fills the gaps.

Preferably, the hollow pipes in the first telescopic groove and the hollow pipes in the second telescopic groove are staggered with each other in the vertical direction.

Preferably, the cross section of the first telescopic groove is in a shape of an upward arched trapezoid, a hollow pipe is arranged in the middle of the first telescopic groove, a hollow pipe is arranged at the top of the second telescopic groove, and the top end of the hollow pipe in the second telescopic groove is higher than the top end of the first telescopic groove.

Preferably, the cross section of the hollow pipe is elliptical, the long axis of the hollow pipe is vertically arranged, and the short axis of the hollow pipe is horizontally arranged.

Preferably, the bridge structure is arranged below the bottom steel plate, and concrete is poured between the bottom steel plate and the bridge structure. The bottom steel plate is welded with a steel bar structure embedded in the concrete, and the bottom steel plate is also provided with a fixing bolt for anchoring the bottom steel plate on the concrete.

Preferably, the middle part of the elastic telescopic member is connected with the steel plate through at least one middle bolt in an anchoring mode, and the two ends of the elastic telescopic member penetrate through the steel plate through at least one fastening bolt to be anchored on the concrete.

Preferably, at least one magnetic part for adsorbing the hard corrugated member is embedded in the steel plate.

Compared with the prior art, the utility model discloses a set up the hollow tube in the buffer layer, utilize the deformation of hollow tube effective restriction elastic expansion component, prevent that protrusion or sunken by a wide margin from appearing in the buffer layer, even use the buffer layer for a long time still to have effectual deformation buffer capacity, the maintenance cycle or the change cycle of the module of extension caulking.

Drawings

The invention is explained in more detail below with reference to exemplary embodiments and the accompanying drawings, in which:

fig. 1 is a schematic structural diagram of the caulking module of the present invention.

Detailed Description

As shown in fig. 1, the utility model provides a module of caulking with elastic expansion member, this module of caulking is adapted to bridge road surface structure, bridge road surface structure includes bridge construction 1 and two road surface construction 2 of two adjacent settings, bridge construction 1 and 2 one-to-one settings of road surface construction, road surface construction 2 is laid on its bridge construction 1 that corresponds, interval between two road surface construction 2 is greater than the interval between two bridge construction 1, form a gap that can expend with heat and contract with cold between these two bridge construction 1, the cavity between these two road surface construction 2 is used for installing the module of caulking.

Specifically, the caulking module includes: the bridge structure comprises an elastic telescopic component, a seam-riding steel plate 3 and two bottom steel plates 4, wherein one bottom steel plate 4 is installed on each bridge structure 1, one side of a seam filling module is taken as an example, a pouring cavity is formed between the seam filling module and the bridge structure 1 and the pavement structure 2 on the side, concrete 5 is poured in the pouring cavity, and pavement asphalt 6 which is flush with the top surface of the seam filling module is laid on the top surface of the concrete 5. End steel sheet 4 welding has steel bar structure 7, and steel bar structure 7 contains the reinforcing bar of many crooked settings, and steel bar structure 7 is embedded into concrete 5, for the fixed effect of reinforcing end steel sheet 4, still installs fixing bolt 8 on end steel sheet 4, through fixing bolt 8 with end steel sheet 4 anchor on concrete 5.

The steel plate 3 strides over two end steel plates 4, and the elastic expansion member is laid on steel plate 3 strides over, and the elastic expansion member includes stereoplasm waveform member 9 and buffer layer 10, and stereoplasm waveform member 9 stretches out and draws back along the direction that strides two end steel plates 4. For convenience of description, the length direction of the bridge pavement structure is taken as a first direction, the width direction of the bridge pavement structure is taken as a second direction, namely the first direction is the direction crossing the two bottom steel plates 4, a plurality of first telescopic grooves which are arranged at intervals along the first direction are arranged on the hard corrugated member, a second telescopic groove is formed in the area between every two adjacent first telescopic grooves, and the first telescopic grooves are arranged on the hard corrugated member 9 in a straight line along the second direction.

The buffer layer 10 is formed by pouring wear-resistant elastic materials on the hard corrugated members 9, a plurality of thin-walled hollow pipes 11 are arranged in the buffer layer 10, and the hollow pipes 11 are parallel to the first expansion grooves. In a preferred embodiment, a hollow pipe 11 is arranged in each first telescopic groove and each second telescopic groove, a gap is arranged between the periphery of each hollow pipe 11 and the telescopic groove where the hollow pipe is located, the buffer layer 10 is filled in the whole gap, when the hard corrugated member 9 contracts after being stressed, the hollow pipe 11 can block the inner walls of the telescopic grooves on the two sides of the hollow pipe from approaching, and the contraction amount of the telescopic grooves is limited, and when the hard corrugated member 9 expands under stress, the hollow pipe 11 can strain the telescopic grooves on the two sides of the hollow pipe to limit the expansion amount of the telescopic grooves. The arrangement of the hollow tube 11 can effectively limit the deformation of the elastic telescopic component, prevent the buffer layer from greatly protruding or sinking, and even if the buffer layer 10 is used for a long time, the buffer layer still has effective deformation buffering capacity, and the maintenance cycle or the replacement cycle of the caulking module is prolonged.

Preferably, all the hollow tubes in the first telescopic grooves are located at the same height, all the hollow tubes in the second telescopic grooves are located at the same height, and the hollow tubes in the first telescopic grooves and the hollow tubes in the second telescopic grooves are staggered in the vertical direction so as to optimize the limiting effect of the hollow tubes 11 on the deformation of the elastic telescopic component. In a preferred embodiment, the cross section of the first telescopic groove is in an upward arched regular trapezoid shape, the cross section of the second telescopic groove is in a downward sunken inverted trapezoid shape, a hollow pipe is arranged in the middle of the first telescopic groove, a hollow pipe is arranged at the top of the second telescopic groove, the top end of the hollow pipe in the second telescopic groove is higher than the top end of the first telescopic groove, and the hollow pipes are arranged at the two positions and are in a vertically staggered state. Furthermore, the cross section of the hollow tube 11 is elliptical, the long axis of the hollow tube 11 is vertically arranged, the short axis of the hollow tube 11 is horizontally arranged, the hollow tube 11 can properly stretch along with the elastic telescopic component and has the function of limiting the deformation of the elastic component, and the shape effect is optimal.

It should be noted that the middle part of the hard corrugated member 9 is anchored and connected with the steel plate 3 through at least one middle bolt, the length of the hard corrugated member 9 is the same as that of the steel plate 3, both ends of the hard corrugated member 9 are anchored on the concrete 5 through the steel plate 3 through at least one fastening bolt 12, and the fastening bolt 12 fixes the hard corrugated member 9 and the steel plate 3 on the concrete 5 at the same time, so that the structure is stable and compact. In order to reduce the jumping or vibration noise generated when the hard waveform component 9 deforms, at least one magnetic part for adsorbing the hard waveform component 9 is embedded in the riding seam steel plate 3, and the hard waveform component 9 is adsorbed on the riding seam steel plate 3 by the magnetic part, so that the noise is effectively reduced.

The material of the medium hard corrugated member 9 of the present invention may be one or a combination of at least two of galvanized steel sheet, cold-rolled steel sheet, stainless steel sheet, aluminum alloy sheet, hard plastic and fiber composite material.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A caulking module comprising: two adjacent end steel sheets, stride establish on two end steel sheet the steel sheet of the perforation on two end steel sheets, locate the flexible component on the steel sheet of the perforation, flexible component includes: a hard corrugated member that expands and contracts in a direction crossing the two base steel plates, and a buffer layer formed on the hard corrugated member; the buffer layer is characterized in that a plurality of hollow pipes are distributed in the buffer layer.

2. The caulking module of claim 1, wherein the rigid corrugated member is provided with a plurality of first telescopic grooves arranged at intervals along a first direction, and a second telescopic groove is formed in an area between two adjacent first telescopic grooves; the first telescopic grooves are linearly arranged on the hard corrugated member along a second direction, the first direction is a direction crossing the two bottom steel plates, and the second direction is perpendicular to the first direction in a horizontal plane.

3. A caulking module according to claim 2, wherein the hollow tube and the first telescopic groove are parallel to each other, one hollow tube being provided in each of the first telescopic groove and/or the second telescopic groove.

4. The caulking module of claim 3, wherein a gap is provided between the circumference of the hollow tube and the telescopic slot in which the hollow tube is located, and the buffer layer fills the gap.

5. A caulking module as defined in claim 3, wherein the hollow tubes in the first telescoping channel are vertically offset from the hollow tubes in the second telescoping channel.

6. The caulking module according to claim 3, wherein the cross section of the first telescopic groove is an upwardly arched trapezoid, the hollow pipe is arranged in the middle of the first telescopic groove, the hollow pipe is arranged at the top of the second telescopic groove, and the top end of the hollow pipe in the second telescopic groove is higher than the top end of the first telescopic groove.

7. The caulking module according to any one of claims 1 to 6, wherein the cross section of the hollow tube is elliptical, the major axis of the hollow tube is vertically disposed, and the minor axis of the hollow tube is horizontally disposed.

8. The caulking module according to any one of claims 1 to 6, wherein a bridge structure is arranged below the bottom steel plate, and concrete is poured between the bottom steel plate and the bridge structure; the bottom steel plate is welded with a steel bar structure embedded in the concrete, and the bottom steel plate is further provided with a fixing bolt for anchoring the bottom steel plate on the concrete.

9. The caulking module of claim 8, wherein a middle portion of the rigid corrugated member is in anchored connection with the riding steel plate by at least one intermediate bolt; and two ends of the hard corrugated member penetrate through the steel plate with the joint and are anchored on the concrete through at least one fastening bolt.

10. The caulking module of claim 9, wherein at least one magnetic member for attracting the rigid corrugated member is embedded in the steel straddle-type plate.