CN214245336U

CN214245336U - Bridge butt strap structure

Info

Publication number: CN214245336U
Application number: CN202023344336.XU
Authority: CN
Inventors: 宋锦宇
Original assignee: Fujian Xinfutai Construction Engineering Co ltd
Current assignee: Fujian Xinfutai Construction Engineering Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-09-21
Anticipated expiration: 2030-12-31

Abstract

The utility model relates to a bridge butt strap structure relates to bridge engineering's technical field, and it includes that one side takes the butt strap of lid on the road surface at abutment and the other side, the butt strap below is provided with strutting arrangement, strutting arrangement includes mounting and the backup pad of range upon range of echelonment, abutment part butt is kept away from at the backup pad top in the butt strap towards road surface one side, fix through the mounting between the backup pad, the abutment part is kept away from to the backup pad has articulated firm board, the backup pad top is close to the pin joint part and articulates the support column of adjustable length, the backup pad is provided with the control assembly who is used for controlling the support column angle, the inserting groove has been seted up to firm board bottom, the support column is pegged graft in the inserting groove. This application has the effect that reduces the influence that subsides and cause the attachment strap.

Description

Bridge butt strap structure

Technical Field

The application relates to the technical field of bridge engineering, in particular to a bridge lapping plate structure.

Background

In bridge construction, the joint position of the road and the bridge head usually causes differential settlement between the road surface and the bridge deck due to different basic rigidity between the roadbed road surface and the bridge structure, thereby causing driving discomfort and even safety accidents. Thus, when sedimentation occurs, it is common to overlap a butt strap at the sedimentation portion.

At present, the chinese utility model patent with publication number CN205775801U discloses a sliding abutment strap structure, which comprises an abutment and an abutment strap connected with the abutment. The connection part of the abutment butt strap and the abutment is provided with a bracket, and the bracket is provided with a rubber support. The abutment butt strap is embedded with a shaft sleeve, the shaft sleeve is positioned at the lap joint part of the abutment butt strap and the bracket, an anchor rod is arranged in the shaft sleeve in a penetrating mode, and the lower end of the anchor rod is embedded into the bracket. The bottom of the abutment butt strap is provided with a polyethylene film, and the shaft sleeve is filled with cement mortar which does not shrink.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: the pavement under the butt strap can continue to settle over time, and local emptying can occur between the butt strap and the pavement at the moment, and the butt strap can be broken due to long-term compression.

SUMMERY OF THE UTILITY MODEL

In order to reduce the influence that subsides and lead to the fact the access board, this application provides a bridge access board structure.

The application provides a bridge attachment strap structure adopts following technical scheme:

the utility model provides a bridge butt plate structure, includes that one side is taken to cover at the abutment and the butt plate of another side cover on the road surface, the butt plate below is provided with strutting arrangement, strutting arrangement includes mounting and range upon range of backup pad that becomes the echelonment, abutment part butt is kept away from at the backup pad top in the butt of butt plate towards road surface one side, fix through the mounting between the backup pad, the abutment part is kept away from to the backup pad articulates there is firm board, the backup pad top is close to the pin joint part and articulates there is the support column of adjustable length, the backup pad is provided with the control assembly who is used for controlling the support column angle, the inserting groove has been seted up to firm board bottom, the support column is pegged graft in the inserting groove.

Through adopting above-mentioned technical scheme, the backup pad is piled up into echelonment structure layer upon layer to fix through the mounting, support through the backup pad when the attachment strap is taken to cover, the board butt of stabilizing simultaneously in the attachment strap, and the board that stabilizes passes through the support column support, promotes the support effect to the attachment strap. The whole process is simple, and the influence of pavement settlement on the butt strap is reduced by supporting the butt strap.

Optionally, the control assembly includes fixed block and control bolt, the fixed block symmetry is fixed in the backup pad top, the fixed block has seted up the rotation groove respectively to the side in opposite directions, support column week side symmetry is fixed with the axis of rotation, axis of rotation difference swivelling joint is in the rotation groove, control bolt threaded connection is in the fixed block, control bolt dieback axis of rotation.

Through adopting above-mentioned technical scheme, the angle modulation of support column is accomplished the back rotation control bolt, and until the dead axis of rotation of top, the angle that realizes the support column is fixed.

Optionally, the support column includes inner column and outer column, the outer column articulates in the backup pad top, the spout has been seted up to the outer column, the inner column slides in the spout, outer column threaded connection has the adjusting bolt who is used for dieing the inner column, the inner column inserts the inserting groove.

Through adopting above-mentioned technical scheme, the inner prop slides in the outer post during regulation, rotates adjusting bolt afterwards and dies the inner prop, realizes the length adjustment of support column.

Optionally, the support columns are multiple, and linkage strips are arranged between the support columns.

Through adopting above-mentioned technical scheme, the support column has a plurality ofly, strengthens the support effect to firm board, is provided with the linkage strip between the support column, makes things convenient for the operation support column.

Optionally, the supporting column and the stabilizing plate are arranged in an inclined manner, and the distance between the bottom of the supporting column and the hinge point of the stabilizing plate is greater than the distance between the top of the supporting column and the hinge point of the stabilizing plate.

Through adopting above-mentioned technical scheme, the support column sets up with the slope of firm board for form triangular supports structure between support column, firm board and the backup pad, be favorable to promoting the steadiness of attachment strap.

Optionally, the fixing piece is a fixing bolt, the fixing bolt penetrates through the portion, close to the abutment, of the supporting plate, the fixing bolt is in threaded connection with a fixing nut, the fixing nut is located above the supporting plate, and the supporting plate is provided with a hidden groove used for hiding the nut.

Through adopting above-mentioned technical scheme, the backup pad is fixed through fixing bolt, fixation nut during the use, and fixation nut realizes hiding through hiding the groove.

Optionally, a plurality of stabilizing teeth are fixed to the bottom of the supporting plate at the lowermost position at uniform intervals, and the stabilizing teeth are inserted into the road surface.

Through adopting above-mentioned technical scheme, firm tooth inserts ground, is favorable to promoting the installation steadiness of backup pad.

Optionally, a rubber layer is arranged on one side of the stabilizing plate facing the access plate.

Through adopting above-mentioned technical scheme, the firm board is provided with the rubber layer, can cushion the effort that the attachment strap transmitted to a certain extent.

In summary, the present application includes at least one of the following benefits:

1. when the supporting device is used, the overlapped supporting plates support the butt strap, so that the influence on the butt strap during pavement settlement is reduced, the supporting columns support the stabilizing plate, and the stabilizing plate abuts against the butt strap, so that the stability of the butt strap is further improved;

2. the length of support column can be adjusted, and the support column still can insert the inserting groove after the angle of convenient firm board changes.

Drawings

FIG. 1 is a schematic diagram of the external structure of an embodiment of the present application;

FIG. 2 is a schematic internal cross-sectional view of an embodiment of the present application;

FIG. 3 is an enlarged schematic view of section A of FIG. 2;

FIG. 4 is an exploded view of an embodiment of the present application embodying a support post structure;

FIG. 5 is an enlarged schematic view of section B of FIG. 2;

fig. 6 is an enlarged schematic view of the portion C of fig. 4.

Reference numerals: 1. a butt strap; 101. an abutment; 2. a support device; 201. a support plate; 202. fixing the bolt; 3. a stabilizing plate; 4. a support pillar; 401. an inner column; 402. an outer column; 5. a control component; 501. a fixed block; 502. a control bolt; 6. inserting grooves; 7. a rotating groove; 8. a rotating shaft; 9. a chute; 10. adjusting the bolt; 11. a linkage bar; 12. fixing a nut; 13. a hidden slot; 14. stabilizing the teeth; 15. a rubber layer.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses a bridge access board structure, refer to fig. 1, and bridge access board structure includes access board 1. One side of the access board 1 is covered on the bridge abutment 101, the other side is covered on the road surface, in this case, the access board 1 is arranged in an inclined way, and vehicles can drive from the road surface to the bridge abutment 101 along the access board 1.

Referring to fig. 2 and 3, a supporting device 2 is arranged below the access board 1 and is used for supporting the access board 1 and reducing the influence of road surface settlement on the access board 1. The supporting device 2 comprises a fixing member and a plurality of supporting plates 201, the supporting plates 201 are stacked from bottom to top to form a step-shaped structure, and the supporting plates 201 are connected and fixed through the fixing member. The top of the support plate 201 away from the abutment 101 abuts against the side, facing the road surface, of the access board 1, so that the access board 1 is supported, and the influence of road surface settlement on the access board 1 is reduced. The bottom of the supporting plate 201 positioned at the lowest part is uniformly fixed with a plurality of stabilizing teeth 14 at intervals, and the stabilizing teeth 14 are inserted into the road surface, so that the mounting stability of the supporting plate 201 is improved.

Referring to fig. 4 and 5, the fixing member is a fixing bolt 202, the fixing bolt 202 is provided with a plurality of portions respectively penetrating through the support plate 201 and close to the abutment 101, and the bolt head portion of the fixing bolt 202 is located below the support plate 201. Fixing bolt 202 threaded connection has fixation nut 12, and the backup pad 201 top that is located the top has seted up conceals groove 13 for conceal fixation nut 12. During installation, the fixing nut 12 is rotated until the fixing nut abuts against the bottom groove wall of the hidden groove 13, so that the supporting plate 201 is fixed, the hidden nut is positioned in the hidden groove 13, and one side, far away from the bolt head, of the fixing bolt 202 is positioned on the same plane with the top of the uppermost supporting plate 201.

Referring to fig. 3 and 4, a mounting groove is formed in a portion, away from the abutment 101, of the top of the supporting plate 201, the supporting plate 201 is provided with a stabilizing plate 3, the stabilizing plate 3 abuts against one side, facing the road surface, of the access board 1 towards one side of the access board 1, and the stabilizing plate 3 is hinged in the mounting groove through a hinge shaft and used for enhancing the stability of the access board 1. The rubber layer 15 is fixed on the side of the stabilizing plate 3 facing the access board 1, and the rubber layer 15 is abutted against the access board 1, so that the acting force from the access board 1 can be buffered to a certain extent. The top of the supporting plate 201 is hinged with a plurality of supporting columns 4, and linkage strips 11 are connected and fixed between the adjacent supporting columns 4, so that the supporting columns 4 are convenient to operate. The bottom of the stabilizing plate 3 is provided with an inserting groove 6, and the supporting column 4 is inserted in the inserting groove 6 and used for supporting the stabilizing plate 3.

Referring to fig. 6, the support plate 201 is provided with a control assembly 5 for controlling the angle of the support column 4. The control assembly 5 comprises fixing blocks 501 and control bolts 502, the fixing blocks 501 are provided with a plurality of groups, and each group is provided with two fixing blocks which are symmetrically fixed on the top of the supporting plate 201. The same set of fixing blocks 501 are provided with rotating grooves 7 on opposite sides respectively, the outer peripheral sides of the support columns 4 are symmetrically fixed with rotating shafts 8 near the end positions, and the rotating shafts 8 are rotatably connected in the rotating grooves 7 through bearings to realize the hinging connection of the support columns 4 and the support plates 201. The control bolt 502 penetrates through one side, far away from the supporting column 4, of the fixing block 501, the control bolt 502 is rotated during use until the control bolt 502 butts against the rotating shaft 8, and at the moment, the angle of the supporting column 4 is fixed.

Referring to fig. 3, after the angle adjustment of the supporting column 4 is completed, the inner column 401 is aligned with the insertion groove 6, so that the inner column 401 is conveniently inserted into the insertion groove 6.

Referring to fig. 4 and 6, after the support column 4 supports the stabilizing plate 3, the support column 4 and the stabilizing plate 3 are inclined, and at this time, the distance between the bottom of the support column 4 and the hinge point of the support plate 201 is greater than the distance between the side of the support column 4 far away from the rotating shaft 8 and the hinge point of the stabilizing plate 3, which is beneficial to improving the supporting capability of the support column 4 to the stabilizing plate 3.

Referring to fig. 4 and 6, the supporting column 4 includes an inner column 401 and an outer column 402, the rotating shaft 8 is fixed to the outer column 402, a sliding slot 9 extending along a central axis of the outer column 402 is disposed on one side of the outer column 402 away from the supporting plate 201, and the inner column 401 slides in the sliding slot 9. Outer post 402 threaded connection has adjusting bolt 10, and adjusting bolt 10 dies inner prop 401 during the use, and the length after the regulation of fixed stay post 4 makes things convenient for support post 4 to adapt to the angle of solid board 3.

The implementation principle of the bridge lapping plate 1 structure of the embodiment is as follows:

during the use, the supporting plate 201 is fixed to be in a step shape through the fixing piece in a stacking mode, the road surface is inserted through the stabilizing teeth 14 to enhance the installation stability, then the angle of the supporting column 4 is adjusted, the supporting column 4 is fixed through the control bolt 502, the length of the supporting column 4 is adjusted again, the fixing is achieved through the adjusting bolt 10, the inner column 401 is inserted into the inserting groove 6 to support the stabilizing plate 3, the butt joint plate 1 is covered at last, and the butt joint plate 1 abuts against the supporting plate 201 and meanwhile abuts against the rubber layer 15 on the stabilizing plate 3. When the road surface subsides, backup pad 201 and steadying board 3 support access board 1, are favorable to reducing the road surface and subside the influence that causes access board 1.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A bridge access panel structure, includes access panel (1) that one side was covered at abutment (101) and the other side was covered on the road surface, its characterized in that: the supporting device (2) is arranged below the butt strap (1), the supporting device (2) comprises a fixing piece and supporting plates (201) which are stacked to form a ladder shape, the portions, far away from the bridge abutment (101), of the tops of the supporting plates (201) abut against the side, facing the road surface, of the butt strap (1), the supporting plates (201) are fixed through the fixing piece, the portions, far away from the bridge abutment (101), of the supporting plates (201) are hinged to a stabilizing plate (3), the portions, close to hinged points, of the tops of the supporting plates (201) are hinged to supporting columns (4) with adjustable lengths, the supporting plates (201) are provided with control components (5) used for controlling angles of the supporting columns (4), inserting grooves (6) are formed in the bottoms of the stabilizing plates (3), and the supporting columns (4) are inserted into the inserting grooves (6).

2. A bridge deck structure according to claim 1, wherein: control assembly (5) are including fixed block (501) and control bolt (502), fixed block (501) symmetry is fixed in backup pad (201) top, rotation groove (7) have been seted up respectively to fixed block (501) side in opposite directions, support column (4) week side symmetry is fixed with axis of rotation (8), axis of rotation (8) swivelling joint is in rotation groove (7) respectively, control bolt (502) threaded connection is in fixed block (501), control bolt (502) dies axis of rotation (8) in top.

3. A bridge deck structure according to claim 2, wherein: the supporting column (4) comprises an inner column (401) and an outer column (402), the outer column (402) is hinged to the top of the supporting plate (201), a sliding groove (9) is formed in the outer column (402), the inner column (401) slides in the sliding groove (9), the outer column (402) is in threaded connection with an adjusting bolt (10) used for jacking the inner column (401), and the inner column (401) is inserted into the insertion groove (6).

4. A bridge deck structure according to claim 3, wherein: the support columns (4) are multiple, and linkage strips (11) are arranged between the support columns (4).

5. A bridge deck structure according to claim 4, wherein: the supporting column (4) and the stabilizing plate (3) are obliquely arranged, and the distance between the bottom of the supporting column (4) and the hinge point of the stabilizing plate (3) is greater than the distance between the top of the supporting column (4) and the hinge point of the stabilizing plate (3).

6. A bridge deck structure according to claim 1, wherein: the fixing piece is fixing bolt (202), fixing bolt (202) wear to locate backup pad (201) and are close to abutment (101) part, fixing bolt (202) threaded connection has fixation nut (12), fixation nut (12) are located backup pad (201) top, backup pad (201) are seted up and are used for hiding groove (13) of nut.

7. A bridge deck structure according to claim 1, wherein: a plurality of stabilizing teeth (14) are uniformly fixed at the bottom of the supporting plate (201) at intervals at the lowest position, and the stabilizing teeth (14) are inserted into the road surface.

8. A bridge deck structure according to claim 1, wherein: one side of the stabilizing plate (3) facing the access plate (1) is provided with a rubber layer (15).