Quickly-spliced bridge connecting structure

Abstract

The utility model relates to the technical field of bridges, in particular to a fast splicing type bridge connecting structure which comprises a bridge plate body, a first L-shaped reserved groove is formed in the left side of the top of the bridge plate body, a second L-shaped reserved groove is formed in the right side of the top of the bridge plate body, and a plurality of splicing rods are arranged on the left side of the bridge plate body. A plurality of splicing inserting grooves matched with the splicing rods are formed in the right side of the bridge plate body, a plurality of round holes which are distributed at equal intervals in the front-back direction are formed in the bottom of the inner wall of the second L-shaped reserved groove, and anti-disengaging pieces are arranged in the round holes. According to the fast splicing type bridge connecting structure, the multiple splicing rods are inserted into the matched splicing inserting grooves, fast butt joint of bridge plate bodies is achieved, the splicing rods can be effectively limited in the splicing inserting grooves through the anti-disengaging pieces, accidental disengaging of the connecting parts is prevented, and the overall stability and safety of the connecting structure are improved under the condition that thermal expansion and cold contraction movement is not hindered; by means of the structure, the bridge plate bodies can be quickly and accurately spliced, and the installation period of the bridge is greatly shortened.

Description

TECHNICAL FIELD

[0001] The utility model relates to bridge technical field, concretely is fast assembly type bridge connecting structure. BACKGROUND

[0002] Bridge is the structure that acrosses obstacle (such as river, valley or other road) to provide traffic channel, is the important component of modern traffic infrastructure. The existence of bridge greatly shortens geographical distance, improves traffic efficiency, promotes the development of economy and society. According to different purposes and structural design, bridge can be divided into highway bridge, railway bridge, footbridge and multiple types. In the process of bridge construction, the connection of each bridge component (such as bridge deck slab, main beam, support structure etc.) is the key link to ensure the stability and safety of bridge overall structure.

[0003] The patent with the publication number CN221235902U discloses a steel structure spliced bridge, comprising a first connecting beam and a second connecting beam, the first connecting beam and the second connecting beam are connected, the wall surface of the first connecting beam is provided with an intercommunication structure, the intercommunication structure comprises a first anti-dropping plate, one end of the first anti-dropping plate is connected to the wall surface of the first connecting beam, the other end of the first anti-dropping plate is connected to the second connecting beam, the intercommunication structure can lock the connection position of the first connecting beam and the second connecting beam, and the intercommunication structure can reinforce the first connecting beam and the second connecting beam based on their mutual connection. The present scheme can reduce working time and working pressure compared with the prior art. The intercommunication structure in the present scheme increases the stability of the entire bridge and the service life of the entire bridge by reinforcing the connection position.

[0004] In the specific use process of the above-mentioned prior art, the butt joint of the first connecting beam and the second connecting beam needs to be realized by the butt joint of the first locking block and the second locking block of the special-shaped structure with the first locking groove and the second locking groove respectively. This process has a certain degree of difficulty. Moreover, the intercommunication structure itself has a large volume, so that after the butt joint of the connecting beams, it is impossible to complete the butt joint with the beams quickly by relying on manpower alone, and it is necessary to use hoisting equipment for installation, which has a negative impact on the construction efficiency. In view of this, we propose a fast assembly type bridge connecting structure. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a fast assembly type bridge connecting structure to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0007] The utility model provides a fast splicing bridge connecting structure, including bridge plate body, the left side of bridge plate body top is equipped with the first L shape reserved slot, the right side of bridge plate body top is equipped with the second L shape reserved slot, and the bridge is built, and the interval needs reserving between two adjacent bridge plate bodies to adapt the thermal expansion and cold shrink of bridge plate body, ensures the stability of bridge, the first L shape reserved slot and the second L shape reserved slot are used for installing the comb tooth type bridge expansion joint device, and the subsequent construction efficiency is improved;

[0008] The left side of the bridge plate body is provided with a plurality of splicing rods arranged equidistantly in front and back, a waist-shaped avoiding hole is formed in the outer wall of the splicing rod, a plurality of splicing insertion slots matched with the splicing rods are formed in the right side of the bridge plate body, when the two adjacent bridge plate bodies are spliced, the plurality of splicing rods of the right bridge plate body are inserted into the plurality of splicing insertion slots of the left bridge plate body, thereby realizing the function of quick docking.

[0009] A plurality of circular holes arranged equidistantly in front and back are formed in the bottom of the inner wall of the second L-shaped reserved slot, a anti-dropping piece is arranged in the circular hole, the anti-dropping piece comprises an internally threaded fixing tube fixedly connected in the circular hole, the internally threaded fixing tube is threadedly connected with a threaded rod, the bottom end of the threaded rod is provided with a circular rod, the circular rod passes through the waist-shaped avoiding hole, the circular rod is moved by the threaded rod, when the circular rod passes through the waist-shaped avoiding hole, the splicing rod can be limited in the splicing insertion slot, effectively preventing the splicing rod from moving out of the splicing insertion slot, and the movement of the splicing rod with the thermal expansion and cold shrink of the bridge plate body is not affected.

[0010] Three circular insertion slots arranged equidistantly in front and back are formed in the bottom of the inner wall of the first L-shaped reserved slot, the circular insertion slots are connected with gap reservation pieces, since the interval needs to be reserved between the two adjacent bridge plate bodies, the width of the reserved interval can be quickly confirmed when the bridge plate bodies are spliced by arranging three gap reservation pieces, thereby improving the construction efficiency.

[0011] Preferably, the left end of the splicing rod is provided with a hemispherical solid block, when the two adjacent bridge plate bodies are spliced, the plurality of splicing rods of the right bridge plate body are inserted into the plurality of splicing insertion slots of the left bridge plate body, the hemispherical solid block structure is beneficial to the insertion of the splicing rod into the splicing insertion slot.

[0012] Preferably, the bottom of the inner wall of the splicing insertion slot is provided with a positioning groove, the positioning groove is located directly below the circular hole, and the bottom end of the circular rod is located in the positioning groove, so that the bottom end of the circular rod is positioned, thereby improving the stability of the circular rod.

[0013] Preferably, the top end of the threaded rod is provided with a sunken groove knob, which is convenient for the staff to rotate the threaded rod, a protective cover is sleeved on the outside of the sunken groove knob, the protective cover covers the sunken groove knob, plays a protective role, avoids the sunken groove of the sunken groove knob from being blocked by impurities, and ensures that the threaded rod can be rotated during later maintenance.

[0014] Preferably, the top of the inner wall of the circular hole is provided with a circular groove, and the protective cover is located in the circular groove for accommodating the protective cover.

[0015] Preferably, the side of the inner wall of the circular groove is provided with two left-right symmetrical clamping openings for inserting the clamping end of a clamp or other clamping tool, so that the protective cover can be taken out of the circular groove by using the clamp or other clamping tool.

[0016] Preferably, the gap reserving piece comprises an L-shaped plate, the top of the inner wall of the L-shaped plate is provided with a circular plug which is inserted into the circular slot, and the top of the L-shaped plate is provided with a handle for facilitating the upward movement of the L-shaped plate.

[0017] Preferably, the left side of the L-shaped plate is provided with a first rectangular groove, and a plurality of first rollers which are arranged equidistantly in up-down direction are rotatably connected between the front and back sides of the inner wall of the first rectangular groove.

[0018] Preferably, the left side of the inner wall of the L-shaped plate is provided with a second rectangular groove, and a plurality of second rollers which are arranged equidistantly in up-down direction are rotatably connected between the front and back sides of the inner wall of the second rectangular groove.

[0019] Compared with the prior art, the utility model has the advantages that:

[0020] 1. The quick assembly type bridge connecting structure realizes the quick butt joint of the bridge plate body by inserting a plurality of connecting rods into the matching connecting slots, the anti-falling piece can effectively limit the connecting rods in the connecting slots to prevent the accidental falling of the connecting part, and improve the overall stability and safety of the connecting structure without hindering the thermal expansion and cold contraction movement.

[0021] 2. The quick assembly type bridge connecting structure improves the maintenance convenience by the design of the protective cover and the sunken groove knob, ensures the smooth maintenance and adjustment in the later period, and besides, the protective cover can be conveniently installed and disassembled by using the clamping tool through the clamping opening.

[0022] 3. The quick assembly type bridge connecting structure can improve the construction efficiency of the subsequent installation of the comb tooth type bridge expansion joint device by setting the first L-shaped reserved slot and the second L-shaped reserved slot on the top of the bridge plate body, which not only facilitates the connection between the bridge plate bodies, but also improves the subsequent construction efficiency and reduces the construction time and human resource investment.

[0023] 4、The fast-splicing bridge connecting structure, through setting gap reserving pieces between the adjacent bridge plate bodies, can accurately control the width of the reserved gap during splicing, ensures the safety of the bridge surface during thermal expansion and cold contraction, and improves the accuracy and efficiency of gap adjustment during splicing. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 It is a whole first visual angle structure schematic view of the utility model;

[0025] Figure 2 It is a whole second visual angle structure schematic view of the utility model;

[0026] Figure 3 It is a whole second visual angle structure schematic view of the utility model; Figure 2 It is a structure enlarged schematic view of A in the utility model;

[0027] Figure 4 It is a partial structure schematic view of the utility model;

[0028] Figure 5 It is a cross section structure schematic view of the bridge plate body in the utility model;

[0029] Figure 6 It is an assembly structure schematic view of the bridge plate body and the anti-disengagement piece in the utility model;

[0030] Figure 7 It is a structure enlarged schematic view of B in the utility model; Figure 6

[0031] Figure 8 It is a first visual angle structure schematic view of the gap reserving piece in the utility model;

[0032] Figure 9 It is a second visual angle structure schematic view of the gap reserving piece in the utility model;

[0033] In the drawing: 1, bridge plate body; 10, first L-shaped reserved groove; 11, second L-shaped reserved groove; 12, splicing slot; 13, circular hole; 14, positioning groove; 15, circular groove; 16, clamping opening; 17, circular slot; 2, splicing rod; 20, waist-shaped avoiding hole; 21, hemispherical solid block; 3, anti-disengagement piece; 30, internally threaded fixing tube; 31, threaded rod; 32, round rod; 33, sunken groove knob; 34, protective cover; 4, gap reserving piece; 40, L-shaped plate; 400, first rectangular groove; 401, second rectangular groove; 41, first roller; 42, second roller; 43, circular plug; 44, handle. DETAILED DESCRIPTION

[0034] ​With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described, obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor are within the protection scope of the present application.

[0035] In the description of the present application, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation of the present application.

[0036] Please refer to Figures 1-9 The present application provides a technical solution:

[0037] The fast-splicing bridge connecting structure comprises a bridge plate body 1, a first L-shaped reserved slot 10 is formed in the left side of the top of the bridge plate body 1, and a second L-shaped reserved slot 11 is formed in the right side of the top of the bridge plate body 1; after the bridge is built, a gap needs to be reserved between the two adjacent bridge plate bodies 1 to adapt to the thermal expansion and cold contraction of the bridge plate body 1, so as to ensure the stability of the bridge; the first L-shaped reserved slot 10 and the second L-shaped reserved slot 11 are used for installing a comb-tooth type bridge expansion joint device, thereby improving the subsequent construction efficiency.

[0038] A plurality of splicing rods 2 are arranged in front and back equidistantly on the left side of the bridge plate body 1, a waist-shaped avoiding hole 20 is formed in the outer wall of the splicing rod 2, a plurality of splicing insertion grooves 12 matched with the splicing rods 2 are formed in the right side of the bridge plate body 1; when the two adjacent bridge plate bodies 1 are spliced, the plurality of splicing rods 2 of the right bridge plate body 1 are respectively inserted into the plurality of splicing insertion grooves 12 of the left bridge plate body 1, so as to realize the function of quick docking.

[0039] The bottom of the inner wall of the second L-shaped reserved groove 11 is provided with a plurality of circular holes 13 arranged equidistantly in front and back, and the circular holes 13 are provided with anti-drop pieces 3, which include internally threaded fixing pipes 30 fixedly connected in the circular holes 13, the internally threaded fixing pipes 30 are threadedly connected with threaded rods 31, the bottom end of the threaded rod 31 is provided with a circular rod 32, the circular rod 32 passes through the waist-shaped avoiding hole 20, and the circular rod 32 is driven to move by the threaded rod 31. When the circular rod 32 passes through the waist-shaped avoiding hole 20, the splicing rod 2 can be limited in the splicing slot 12, effectively preventing the splicing rod 2 from moving out of the splicing slot 12, and without affecting the movement of the splicing rod 2 when the bridge plate body 1 expands or shrinks with heat.

[0040] The bottom of the inner wall of the first L-shaped reserved groove 10 is provided with three circular insertion grooves 17 arranged equidistantly in front and back, and the circular insertion grooves 17 are connected with gap reservation pieces 4. Since a gap needs to be reserved between the adjacent two bridge plate bodies 1, the three gap reservation pieces 4 can quickly confirm the width of the reserved gap when the bridge plate bodies 1 are spliced, thereby improving the construction efficiency.

[0041] In the embodiment, the left end of the splicing rod 2 is provided with a hemispherical fixed block 21. When the left and right adjacent two bridge plate bodies 1 are spliced, the plurality of splicing rods 2 of the right bridge plate body 1 are respectively inserted into the plurality of splicing slots 12 of the left bridge plate body 1, and the hemispherical fixed block 21 is beneficial to the insertion of the splicing rod 2 into the splicing slot 12.

[0042] Specifically, the bottom of the inner wall of the splicing slot 12 is provided with a positioning groove 14 located directly below the circular hole 13, and the bottom end of the circular rod 32 is located in the positioning groove 14, so that the bottom end of the circular rod 32 is positioned, thereby improving the stability of the circular rod 32.

[0043] Further, the top end of the threaded rod 31 is provided with a sunken groove knob 33, which is convenient for the staff to rotate the threaded rod 31. The outer side of the sunken groove knob 33 is sleeved with a protective cover 34, which covers the sunken groove knob 33, plays a protective role, avoids the sunken groove of the sunken groove knob 33 being blocked by impurities, and ensures that the threaded rod 31 can be rotated during later maintenance.

[0044] Further, the top of the inner wall of the circular hole 13 is provided with a circular recess 15, and the protective cover 34 is located in the circular recess 15 for accommodating the protective cover 34.

[0045] Further, the side of the inner wall of the circular recess 15 is provided with two left and right symmetrical clamping openings 16 for inserting the clamping end of a clamp or other clamping tool for use. The clamp or other clamping tool can be used to take out the protective cover 34 from the circular recess 15.

[0046] Further, the gap reserving piece 4 comprises an L-shaped plate 40, a top of an inner wall of the L-shaped plate 40 is provided with a circular plug 43 which is inserted into the circular slot 17, and a top of the L-shaped plate 40 is provided with a handle 44, so as to facilitate the staff to move the L-shaped plate 40 upwards, and the gap reserving piece 4 can be smoothly taken out after the bridge splicing.

[0047] Further, a left side of the L-shaped plate 40 is provided with a first rectangular groove 400, a plurality of first rollers 41 which are arranged in an equidistant manner upwards and downwards are rotatably connected between front and back sides of an inner wall of the first rectangular groove 400, and when two adjacent bridge plate bodies 1 are spliced, outer walls of the first rollers 41 are in contact with a right side of the left bridge plate body 1, so as to facilitate the L-shaped plate 40 to be moved upwards and taken out.

[0048] Further, a left side of an inner wall of the L-shaped plate 40 is provided with a second rectangular groove 401, a plurality of second rollers 42 which are arranged in an equidistant manner upwards and downwards are rotatably connected between front and back sides of an inner wall of the second rectangular groove 401, and outer walls of the second rollers 42 are in contact with a left side of the bridge plate body 1, and the second rollers 42 are used in cooperation with the first rollers 41, so as to facilitate the L-shaped plate 40 to be moved upwards and taken out.

[0049] In use, the quick-splicing bridge connecting structure of the embodiment is used, the plurality of splicing rods 2 of the right bridge plate body 1 are respectively inserted into the plurality of splicing slots 12 of the left bridge plate body 1, the hemispherical fixed blocks 21 of the splicing rods 2 help the splicing rods 2 to be smoothly inserted into the splicing slots 12, the stability of connection is ensured, and the splicing rods 2 are quickly connected, meanwhile, the circular hole 13 is arranged at the bottom of the second L-shaped reserved slot 11, the anti-falling piece 3 is arranged in the circular hole 13, the circular rod 32 can pass through the waist-shaped avoiding hole 20 to limit the splicing rod 2 through the internally-threaded fixing tube 30 and the threaded rod 31, and the protective cover 34 is covered on the outer side of the sunken groove knob 33, the anti-falling piece 3 can guarantee the stability of connection and prevent the falling, the gap reserving piece 4 is connected in the circular slot 17 of the first L-shaped reserved slot 10, the gap reserving piece 4 can accurately control the gap and adapt to thermal expansion and cold contraction, finally, the L-shaped plate 40 is moved upwards through the handle 44 after the splicing is completed, and the first rollers 41 and the second rollers 42 are used, so as to facilitate the gap reserving piece 4 to be smoothly taken out.

[0050] The basic principle, main features and advantages of the utility model are shown and described above. The skilled in the art should understand that the utility model is not limited by the above-mentioned embodiments, the above-mentioned embodiments and the description in the specification are only preferred examples of the utility model, and are not used to limit the utility model, various changes and improvements of the utility model fall within the scope of the utility model without departing from the spirit and range of the utility model. The protection scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A fast assembly bridge connecting structure comprising a bridge plate body (1), characterized in that: The bridge slab (1) has a first L-shaped reserved groove (10) on the left side of its top and a second L-shaped reserved groove (11) on the right side of its top. The bridge slab (1) has multiple splicing rods (2) arranged equidistantly on the left side. The outer wall of the splicing rod (2) has a waist-shaped clearance hole (20). The bridge slab (1) has multiple splicing slots (12) that are compatible with the splicing rods (2) on the right side. The bottom of the inner wall of the second L-shaped reserved groove (11) has multiple circular holes arranged equidistantly on the left side. 13), the circular hole (13) is provided with an anti-detachment component (3), the anti-detachment component (3) includes an internally threaded fixing tube (30) fixedly connected to the circular hole (13), the internally threaded fixing tube (30) is threadedly connected to a threaded rod (31), the bottom end of the threaded rod (31) is provided with a round rod (32), the round rod (32) passes through the waist-shaped clearance hole (20), the bottom of the inner wall of the first L-shaped reserved groove (10) is provided with three circular slots (17) arranged at equal intervals, and the circular slots (17) are connected with gap reserved components (4).

2. The quick-assemble bridge joint structure according to claim 1, characterized in that: The left end of the splicing rod (2) is provided with a hemispherical fixed block (21). When two adjacent bridge panels (1) are spliced, multiple splicing rods (2) of the right bridge panel (1) are respectively inserted into multiple splicing slots (12) of the left bridge panel (1).

3. The quick-assemble bridge joint structure according to claim 1, characterized in that: The bottom of the inner wall of the splicing slot (12) is provided with a positioning groove (14), which is located directly below the circular hole (13), and the bottom end of the round rod (32) is located in the positioning groove (14).

4. The quick-assemble bridge joint structure according to claim 1, characterized in that: The top of the threaded rod (31) is provided with a countersinking knob (33), and a protective cover (34) is provided on the outside of the countersinking knob (33).

5. The quick-assembly bridge connection structure according to claim 4, characterized in that: A circular groove (15) is provided on the top of the inner wall of the circular hole (13), and the protective cover (34) is located in the circular groove (15).

6. The quick-assembly bridge connection structure according to claim 5, characterized in that: The inner wall of the circular groove (15) has two clamping openings (16) arranged symmetrically on the left and right sides.

7. The quick-assembly bridge connection structure according to claim 1, characterized in that: The gap pre-reservation component (4) includes an L-shaped plate (40), the top of the inner wall of the L-shaped plate (40) is provided with a circular insert (43), the circular insert (43) is inserted into a circular slot (17), and the top of the L-shaped plate (40) is provided with a handle (44).

8. The quick-assembly bridge connection structure according to claim 7, characterized in that: The left side of the L-shaped plate (40) is provided with a first rectangular groove (400), and multiple first rollers (41) arranged at equal intervals in the upper and lower parts are rotatably connected between the front and rear sides of the inner wall of the first rectangular groove (400).

9. The quick-assembly bridge connection structure according to claim 7, characterized in that: The left side of the inner wall of the L-shaped plate (40) is provided with a second rectangular groove (401). Multiple second rollers (42) are rotatably connected between the front and rear sides of the inner wall of the second rectangular groove (401) and are arranged at equal intervals. The outer wall of the second rollers (42) is in contact with the left side of the bridge plate (1).

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