CN218291584U

CN218291584U - Road expansion joint structure for municipal bridge

Info

Publication number: CN218291584U
Application number: CN202222571941.3U
Authority: CN
Inventors: 袁玉波
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-09-28
Filing date: 2022-09-28
Publication date: 2023-01-13
Anticipated expiration: 2032-09-28

Abstract

A road expansion joint structure for municipal bridges comprises a main rigid beam, U-shaped side rods, an inner rigid beam plate, upper limiting clamping plates, a threaded connecting column, vertical reinforcing rods, an upper rod balance plate, limiting convex balls and lower limiting clamping plates, wherein the U-shaped side rods are connected with the main rigid beam, the plurality of U-shaped side rods are uniformly distributed on the side face of the main rigid beam, the upper end and the lower end of each vertical reinforcing rod are connected with the U-shaped side rods, the main rigid beam is provided with a main rigid beam inner groove, the inner rigid beam plate is matched with the main rigid beam inner groove, the inner rigid beam plate is inserted into the main rigid beam inner groove, the inner rigid beam plate slides in the main rigid beam inner groove, the side face of the inner rigid beam plate is provided with an inner rigid beam plate side plate, the inner rigid beam plate side plate is provided with a threaded connecting column sliding hole, the lower surface of the upper limiting clamping plate is matched with the upper surface of the inner rigid beam plate side plate, the upper limiting clamping plate is matched with the lower surface of the inner rigid beam plate, the upper limiting clamping plate is matched with the lower limiting clamping plates, and the upper limiting clamping plates and the lower clamping plates are symmetrically arranged on two sides of the upper limiting clamping plates.

Description

Road expansion joint structure for municipal bridge

Technical Field

The utility model relates to a municipal administration bridge field especially relates to a road expansion joint structure for municipal administration bridge.

Background

The prior patent (publication number: CN108755398 a) proposes a bridge expansion joint, which includes: the supporting structure comprises a supporting box, side steel beams and a central beam, wherein the side steel beams are positioned on the left side and the right side of the central beam, and the supporting box is positioned at two ends of the bottom of the side steel beams; the fixing structure comprises an anchor plate and an anchor ring, the anchor plate is arranged on the outer side of the side steel beam, and the anchor ring is arranged on the anchor plate; the elastic steel plate is in a wave folding form, the crease is parallel to the central beam, the folding angle is an acute angle, the two ends of the elastic steel plate are vertical plates, and the vertical plates at the two ends are respectively connected with the side steel beam and the central beam; the expansion joint cover plate is divided into a left part and a right part which are respectively connected with the steel beams at the two ends in a hinged mode, and the expansion joint cover plate is opened or closed at the hinged position. The bridge expansion joint does not need to use sealing materials, and maintenance is very convenient. However, this device does not have a structure for reinforcing the side steel beams, and is easily deformed under the load of the vehicle when in use, and improvement is required.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the above-mentioned not enough to prior art exists provides the structural reinforcement of interior rigid beam board to main rigid beam, prevents in municipal bridge that main rigid beam warp, makes whole expansion joint structure can bear the flexible road expansion joint structure for municipal bridge of each type modulus supporting formula bridge of vehicle load when using under the big displacement volume condition of level through the cooperation of each part.

The utility model aims at realizing through the following technical scheme:

The upper limiting clamping plate is provided with a threaded connecting column hole, the lower limiting clamping plate is provided with a thread groove, the threaded connecting column hole corresponds to the thread groove up and down, the threaded connecting column sequentially penetrates through the threaded connecting column hole and the threaded connecting column sliding hole to be connected with the thread groove, the threaded connecting column passes through the threaded connecting thread groove, the threaded connecting column slides left and right in the threaded connecting column sliding hole, and the plurality of threaded connecting column sliding holes are distributed on the inner rigid beam plate side plate.

The upper surface of the upper rod balance plate is attached to the main rigid beam, the main rigid beam is symmetrically arranged on two sides of the upper rod balance plate, the upper rod balance plates are combined, the upper rod balance plate on the left side is provided with a trapezoidal insert groove, the upper rod balance plate on the right side is provided with a trapezoidal insert, the trapezoidal insert is matched with the trapezoidal insert groove, the trapezoidal insert is inserted into the trapezoidal insert groove, and the trapezoidal insert slides up and down in the trapezoidal insert groove.

The upper beam balance plate is provided with a limiting convex ball longitudinal groove, the main rigid beam is provided with a limiting convex ball, the limiting convex ball and the limiting convex ball longitudinal groove are adaptive, the limiting convex ball is inserted into the limiting convex ball longitudinal groove, and the limiting convex ball slides back and forth in the limiting convex ball longitudinal groove.

The upper rod balance plate is provided with a limiting convex ball transverse groove, the limiting convex ball transverse groove is communicated with the limiting convex ball longitudinal groove, the limiting convex ball is matched with the limiting convex ball transverse groove, the limiting convex ball is inserted into the limiting convex ball transverse groove, the limiting convex ball slides leftwards and rightwards in the limiting convex ball transverse groove, and the plurality of upper rod balance plates are distributed in the main rigid beam front and back.

Has the advantages that:

1. the utility model discloses U type side lever is fixed in main rigid-framed roof side, the structure of U type side lever is fixed main rigid-framed roof on the pontic when pouring, vertical reinforcement pole is complicated to the structure of U type side lever, prevent effectively in municipal bridge that U type side lever is not hard up pouring the pontic, interior rigid-framed roof plate inserts main rigid-framed roof inside groove, interior rigid-framed roof plate is to the structural reinforcement of main rigid-framed roof beam, prevent main rigid-framed roof beam deformation in municipal bridge, the threaded connection post passes threaded connection post hole in proper order, threaded connection post slide hole connection thread groove, with last spacing splint, lower spacing splint connect on the interior rigid-framed roof plate curb plate, through last spacing splint, the threaded connection post, lower spacing splint link to each other the interior rigid-framed roof plate curb plate of bilateral symmetry, the threaded connection post removes in the threaded connection post slide hole, make the interior rigid-framed roof plate that controls the distribution scalable, and then make a set of symmetrical main rigid-framed roof beam can level freely stretch out and draw back, the adjustable horizontal position and connection of superstructure that causes because vehicle load and bridge building material of horizontal position that the plug-in the circumstances about the plug-in the continuous balanced pole that the left and right sides distribution was linked to each other can reciprocate.

2. The utility model discloses spacing pompon inserts spacing pompon and indulges the groove, spacing pompon inserts spacing pompon transverse groove, the stability of superstructure between the main rigid beam of symmetry has been strengthened through the upper boom balance plate, spacing pompon cooperation screw thread spliced pole makes the level that main rigid beam can be stable flexible, the screw thread spliced pole can reciprocate in the screw thread spliced pole is downthehole, trapezoidal inserted block slides in trapezoidal inserted block inslot, the main rigid beam that distributes about the messenger can stretch out and draw back from top to bottom, vertical flexible main rigid beam is adjustable because vehicle load and the vertical position and the connection of superstructure that bridge building material aroused, this device makes whole expansion joint structure can bear vehicle load's each type modulus supporting bridge flexible under the big displacement volume condition of level when using through the cooperation of each part.

Drawings

Fig. 1 is a schematic view of a main rigid beam structure of the present invention.

Fig. 2 is the main rigid beam inside groove, upper limit splint, lower limit splint structure sketch map.

Fig. 3 is a schematic diagram of the upper rod balance plate structure of the present invention.

Figure 4 is a municipal bridge is with road expansion joint structure main view cross-sectional view.

Detailed Description

The invention is explained in more detail below with reference to the figures and examples:

example 1:

a road expansion joint structure for municipal bridges comprises a main rigid beam 01, U-shaped side rods 03, an inner rigid beam plate 04, an upper limiting clamping plate 07, a threaded connecting column 09, vertical reinforcing rods 11, an upper rod balance plate 12, a limiting convex ball 13 and a lower limiting clamping plate 16, wherein the U-shaped side rods 03 are connected with the main rigid beam 01, a plurality of U-shaped side rods 03 are uniformly distributed on the side surface of the main rigid beam 01, the U-shaped side rods 03 are fixed on the side surface of the main rigid beam 01, the main rigid beam 01 is fixed on a bridge body when the structure of the U-shaped side rods 03 is poured, the upper end and the lower end of each vertical reinforcing rod 11 are connected with the U-shaped side rods 03, the structure of the U-shaped side rods 03 is complicated by the vertical reinforcing rods 11, the U-shaped side rods 03 are effectively prevented from loosening in the poured bridge body in the municipal bridges, the main rigid beam 01 is provided with a main rigid beam inner groove 02, an inner rigid beam plate 04 is matched with the main rigid beam inner groove 02, the inner rigid beam plate 04 is inserted into the main rigid beam inner groove 02, the inner rigid beam plate 04 reinforces the structure of the main rigid beam 01, the main rigid beam 01 is prevented from deforming in a municipal bridge, the inner rigid beam plate 04 slides in the main rigid beam inner groove 02, the inner rigid beam plate 04 is provided with an inner rigid beam plate side plate 05 on the side surface, the inner rigid beam plate side plate 05 is provided with a threaded connecting column sliding hole 06, the lower surface of an upper limiting clamp plate 07 is attached to the upper surface of the inner rigid beam plate side plate 05, the upper surface of a lower limiting clamp plate 16 is attached to the lower surface of the inner rigid beam plate side plate 05, the upper limiting clamp plate 07 is vertically corresponding to the lower limiting clamp plate 16, and the inner rigid beam plates 04 are symmetrically arranged on two sides of the upper limiting clamp plate 07.

Example 2:

go up spacing splint 07 has threaded connection post hole 08, spacing splint 16 has thread groove 10 down, threaded connection post hole 08 corresponds from top to bottom with thread groove 10, threaded connection post 09 passes threaded connection post hole 08 in proper order, threaded connection post sliding hole 06 connects thread groove 10, threaded connection post 09 passes through threaded connection thread groove 10, threaded connection post 09 slides from left to right in threaded connection post sliding hole 06, go up spacing splint 07, spacing splint 16 is connected including down on the rigid beam board curb plate 05, through last spacing splint 07, threaded connection post 09, spacing splint 16 links to each other rigid beam board 05 in with bilateral symmetry down, threaded connection post 09 removes in threaded connection post sliding hole 06, the rigid beam board 04 that distributes about making is scalable, and then make a set of main rigid beam 01 of symmetry freely stretch out and draw back horizontally, horizontal position and the connection of superstructure that horizontal stretching's main rigid beam 01 adjustable because vehicle load and bridge building materials arouse, including just distribute on a plurality of threaded connection post sliding hole 06.

Example 3:

12 upper surfaces of upper boom balance board and main rigid beam 01 laminate mutually, main rigid beam 01 sets up at 12 bilateral symmetry of upper boom balance board, a set of upper boom balance board 12 is involutory mutually, left side upper boom balance board 12 has trapezoidal inserted block groove 19, right side upper boom balance board 12 has trapezoidal inserted block 18, trapezoidal inserted block 18 suits with trapezoidal inserted block groove 19, trapezoidal inserted block 18 inserts trapezoidal inserted block groove 19, trapezoidal inserted block 18 slides from top to bottom in trapezoidal inserted block groove 19, the upper boom balance board 12 that distributes about the circumstances that the upper boom balance board 12 that distributes about making links to each other can reciprocate under the circumstances of not breaking the connection.

Example 4:

the utility model discloses upper boom balance plate 12 has spacing bulb and indulges groove 17, main rigid-framed roof beam 01 has spacing bulb 13, spacing bulb 13 is indulged groove 17 with spacing bulb and is adapted to, spacing bulb 13 inserts spacing bulb and indulges groove 17, spacing bulb 13 slides around in spacing bulb indulges groove 17, the stability of superstructure between the main rigid-framed roof beam 01 of symmetry has been strengthened through upper boom balance plate 12, spacing bulb 13 cooperates screw spliced pole 09 to make the main rigid-framed roof beam 01 can be stabilized level flexible, screw spliced pole 09 can reciprocate in threaded spliced pole hole 08, trapezoidal inserted block 18 slides in trapezoidal inserted block groove 19, the main rigid-framed roof beam 01 that distributes about making can stretch out and draw back from top to bottom, vertical flexible main rigid-framed roof beam 01 is because vehicle load and the adjustable each type modulus supporting bridge type that each part of superstructure that bridge building material arouses and connects, this device makes whole expansion joint structure can bear the adjustable each type modulus supporting bridge type of vehicle load under the big condition of level when using through the cooperation of expansion joint.

Example 5:

upper boom balance plate 12 has spacing bulb transverse groove 14, and spacing bulb transverse groove 14 communicates with each other with spacing bulb longitudinal groove 17, and spacing bulb 13 suits with spacing bulb transverse groove 14, and spacing bulb 13 inserts spacing bulb transverse groove 14, and spacing bulb 13 sideslip in spacing bulb transverse groove 14, a plurality of upper boom balance plates 12 distribute around in main rigid-framed roof beam 01.

The installation step: the two ends of a vertical reinforcing rod 11 are connected with U-shaped side rods 03, the U-shaped side rods 03 are connected with the side faces of a main rigid beam 01, the lower surface of an upper limiting clamp plate 07 is attached to an inner rigid beam plate side plate 05, the upper surface of a lower limiting clamp plate 16 is attached to the inner rigid beam plate side plate 05, a threaded connecting column 09 sequentially penetrates through a threaded connecting column hole 08 and a threaded connecting column sliding hole 06 to be connected with a threaded groove 10, an inner rigid beam plate 04 is inserted into an inner groove 02 of the main rigid beam, a trapezoidal insert block 18 is inserted into a trapezoidal insert groove 19, and a limiting convex ball 13 is inserted into a limiting convex ball longitudinal groove 17.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a road expansion joint structure for municipal bridge, characterized by: comprises a main rigid beam (01), a U-shaped side lever (03), an inner rigid beam plate (04), an upper limiting splint (07), a threaded connecting column (09), a vertical reinforcing rod (11), an upper rod balancing plate (12), a limiting convex ball (13) and a lower limiting splint (16), the U-shaped side rods (03) are connected with a main rigid beam (01), the U-shaped side rods (03) are uniformly distributed on the side face of the main rigid beam (01), the upper end and the lower end of a vertical reinforcing rod (11) are connected with the U-shaped side rods (03), the main rigid beam (01) is provided with a main rigid beam inner groove (02), an inner rigid beam plate (04) is matched with the main rigid beam inner groove (02), the inner rigid beam plate (04) is inserted into the main rigid beam inner groove (02), the inner rigid beam plate (04) slides in the main rigid beam inner groove (02), the side face of the inner rigid beam plate (04) is provided with an inner rigid beam plate side plate (05), the inner rigid beam plate side plate (05) is provided with a threaded connecting column sliding hole (06), the lower surface of an upper limiting clamping plate (07) is attached to the upper surface of the inner rigid beam plate (05), the upper surface of a lower limiting clamping plate (16) is attached to the lower surface of the inner rigid beam plate (05), the upper limiting clamping plate (07) corresponds to the lower limiting clamping plate (07) vertically, and the inner beam clamping plates (04) are symmetrically arranged on two sides of the upper clamping plate (07).

2. The road expansion joint structure for the municipal bridge according to claim 1, characterized in that the upper limiting splint (07) has a threaded connecting column hole (08), the lower limiting splint (16) has a thread groove (10), the threaded connecting column hole (08) corresponds to the thread groove (10) up and down, the threaded connecting column (09) sequentially passes through the threaded connecting column hole (08) and the threaded connecting column sliding hole (06) to be connected with the thread groove (10), the threaded connecting column (09) is connected with the thread groove (10) through threads, the threaded connecting column (09) slides left and right in the threaded connecting column sliding hole (06), and a plurality of threaded connecting column sliding holes (06) are distributed on the inner rigid beam plate side plate (05).

3. The road expansion joint structure for the municipal bridge according to claim 2, wherein the upper surface of the upper rod balance plate (12) is attached to the main rigid beam (01), the main rigid beam (01) is symmetrically arranged on two sides of the upper rod balance plate (12), the upper rod balance plate (12) is in involution, the left upper rod balance plate (12) is provided with a trapezoidal insert groove (19), the right upper rod balance plate (12) is provided with a trapezoidal insert (18), the trapezoidal insert (18) is adapted to the trapezoidal insert groove (19), the trapezoidal insert (18) is inserted into the trapezoidal insert groove (19), and the trapezoidal insert (18) slides up and down in the trapezoidal insert groove (19).

4. The road expansion joint structure for the municipal bridge according to claim 3, wherein the upper rod balance plate (12) is provided with a limiting convex ball longitudinal groove (17), the main rigid beam (01) is provided with a limiting convex ball (13), the limiting convex ball (13) is adapted to the limiting convex ball longitudinal groove (17), the limiting convex ball (13) is inserted into the limiting convex ball longitudinal groove (17), and the limiting convex ball (13) slides back and forth in the limiting convex ball longitudinal groove (17).

5. The road expansion joint structure for the municipal bridge according to claim 4, wherein the upper rod balance plates (12) are provided with limiting convex ball transverse grooves (14), the limiting convex ball transverse grooves (14) are communicated with limiting convex ball longitudinal grooves (17), the limiting convex balls (13) are adapted to the limiting convex ball transverse grooves (14), the limiting convex balls (13) are inserted into the limiting convex ball transverse grooves (14), the limiting convex balls (13) slide left and right in the limiting convex ball transverse grooves (14), and the plurality of upper rod balance plates (12) are distributed in the main rigid beam (01) front and back.