CN217499912U

CN217499912U - Prefabricated pier stud of bridge and cushion cap socket joint formula connection structure

Info

Publication number: CN217499912U
Application number: CN202221534178.0U
Authority: CN
Inventors: 鲁水涛; 熊志江; 余前喜; 王怀才
Original assignee: Hubei Transportation Investment Construction Group Co ltd
Current assignee: Hubei Transportation Investment Construction Group Co ltd
Priority date: 2022-06-20
Filing date: 2022-06-20
Publication date: 2022-09-27
Anticipated expiration: 2032-06-20

Abstract

The utility model relates to a prefabricated pier stud of bridge and cushion cap socket joint formula connection structure belongs to precast concrete connection structure technical field. It is mainly to current product comparatively trouble problem when carrying out socket joint formula connection, proposes following technical scheme, including cushion cap and pier stud, the top of cushion cap is provided with connecting steel plate down, and the upper connection steel plate that is located pier stud bottom outer wall is installed to connecting steel plate's top down, the both sides of pier stud are provided with the guide block, the both sides of connecting steel plate are provided with the link table that is located the cushion cap down. The utility model discloses a set up the combination of connecting platform, spacing subassembly, guide block and straight-bar for this product can carry out spacing direction to the prefabricated pier stud of hoist and mount state when the socket joint formula of prefabricating pier stud and cushion cap is connected, thereby the vertical reinforcing bar that emits on steel casing pipe in the accurate positioning pier stud and the cushion cap when further making things convenient for prefabricated pier stud to be connected with the cushion cap improves both assembly connection's efficiency, alleviates staff's burden.

Description

Prefabricated pier stud of bridge and cushion cap socket joint formula connection structure

Technical Field

The utility model relates to a precast concrete connection structure technical field especially relates to a prefabricated pier stud of bridge and cushion cap socket joint formula connection structure.

Background

In bridge construction, the pier stud is mostly constructed in a construction mode of prefabricating in a factory, hoisting and positioning on site and connecting with a bearing platform, so that the influence on road traffic can be reduced to the maximum extent, the influence on the surrounding environment is reduced, the engineering quality is ensured, and the construction period is shortened.

The existing Chinese patent with the publication number of CN111379219A discloses an assembled bridge pier column and bearing platform connecting structure and a construction method thereof, and the assembled bridge pier column and bearing platform connecting structure comprises a bearing platform, a pier column, an upper connecting steel plate and a lower connecting steel plate, wherein the upper connecting steel plate and the lower connecting steel plate are used for connecting the bearing platform and the pier column, reinforcing steel bars are embedded in the bearing platform and the pier column, the bearing platform and the reinforcing steel bars in the pier column are vertically and correspondingly arranged, steel sleeves are arranged at the lower end parts of the reinforcing steel bars in the pier column, sleeve positioning holes matched with the steel sleeves are arranged on the upper connecting steel plate, reinforcing steel bar positioning holes matched with exposed reinforcing steel bars on the bearing platform are arranged on the lower connecting steel plate, and grouting grooves and exhaust holes are arranged on the lower connecting steel plate. The invention can accurately position the steel sleeve in the pier stud and the vertical steel bar protruded from the bearing platform, and enhance the lateral force resistance and the seismic performance of the pier stud.

Although the technical solution in the above-mentioned comparison document solves some problems, it still has the following drawbacks:

when the product is being carried out socket joint formula and is being connected, owing to adopt on-the-spot hoist and mount's mode to assemble, and then lead to prefabricated pier stud and cushion cap to establish inconveniently between the steel casing pipe in the pier stud in the connection process and the vertical reinforcement that emerges on the cushion cap to staff's trouble has been increased, has influenced work efficiency.

Therefore, how to process the precast concrete connection structure is a technical problem that needs to be solved by those skilled in the art at present.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a make things convenient for prefabricated pier stud of bridge and cushion cap socket joint auxiliary structure who is connected to the problem that exists among the background art.

The technical scheme of the utility model: a prefabricated bridge pier column and bearing platform socket joint type connecting structure comprises a bearing platform and a pier column, wherein a lower connecting steel plate is arranged at the top of the bearing platform, an upper connecting steel plate located on the outer wall of the bottom of the pier column is arranged above the lower connecting steel plate, guide blocks are arranged on two sides of the pier column, connecting platforms located on the bearing platform are arranged on two sides of the lower connecting steel plate, the side edges of the connecting platforms are connected with limiting assemblies located on the bearing platform in a sliding mode, and a plurality of straight rods are movably connected between the limiting assemblies on two sides;

the limiting assembly comprises a fixed plate, an L-shaped plate is welded at the top of the middle of the fixed plate, a guide groove plate is fixedly connected to the top end of the L-shaped plate, and supporting rods located on the fixed plate are symmetrically arranged in the front of and behind the L-shaped plate.

Preferably, the connecting table comprises a fixing table welded on the outer wall of the top of the bearing table, a placing groove and a cutting groove are formed in the fixing table, and a threaded hole is formed in the inner wall of the bottom of the cutting groove.

Preferably, the L-shaped plate is connected with the threaded hole through a bolt.

Preferably, the top end of each support rod is provided with a groove, two ends of the straight rod are respectively arranged in the grooves, and the straight rod is connected with the support rods through screws.

Preferably, the guide groove plate is located above the placing groove, and the guide block is connected with the guide groove plate in a sliding mode.

Preferably, the top of the bearing platform is provided with slide groove groups in bilateral symmetry, and the bottom end of each fixed plate is provided with a slide block group.

Preferably, the sliding block set is connected with the sliding groove set in a sliding mode.

Compared with the prior art, the utility model discloses following profitable technological effect has:

through the combination that sets up connection platform, spacing subassembly, guide block and railing for this product can carry out spacing direction to the prefabricated pier stud of hoist and mount state when the socket joint formula of prefabricating pier stud and cushion cap is connected, thereby steel casing pipe in the accurate positioning pier stud and the vertical reinforcement that emits on the cushion cap when further making things convenient for prefabricated pier stud to be connected with the cushion cap improve both assembled joint's efficiency, alleviate staff's burden.

Drawings

Fig. 1 shows a schematic perspective view of an embodiment of the present invention;

fig. 2 shows a schematic perspective view of a second embodiment of the present invention;

fig. 3 is a schematic perspective view of the connection table of fig. 2.

Reference numerals: 1. a bearing platform; 2. pier studs; 3. a lower connecting steel plate; 4. an upper connecting steel plate; 5. a guide block; 6. a connecting table; 61. a fixed table; 62. a placement groove; 63. a guide groove plate; 64. a threaded hole; 7. a limiting component; 71. a fixing plate; 72. an L-shaped plate; 73. a guide groove plate; 74. a support bar; 8. a straight rod.

Detailed Description

The technical solution of the present invention will be further explained with reference to the accompanying drawings and specific embodiments.

Example one

As shown in fig. 1 and fig. 3, the socket joint type connecting structure for the prefabricated pier column and the bearing platform of the bridge provided by the utility model comprises a bearing platform 1 and a pier column 2, wherein a lower connecting steel plate 3 is arranged at the top of the bearing platform 1, an upper connecting steel plate 4 positioned on the outer wall of the bottom of the pier column 2 is arranged above the lower connecting steel plate 3, guide blocks 5 are arranged at two sides of the pier column 2, connecting platforms 6 positioned on the bearing platform 1 are arranged at two sides of the lower connecting steel plate 3, the side edges of the connecting platforms 6 are slidably connected with limiting components 7 positioned on the bearing platform 1, and a plurality of straight rods 8 are movably connected between the limiting components 7 at two sides;

the limiting assembly 7 comprises a fixing plate 71, an L-shaped plate 72 is welded at the top of the middle of the fixing plate 71, a guide groove plate 73 is fixedly connected to the top end of the L-shaped plate 72, and support rods 74 located on the fixing plate 71 are symmetrically arranged in the front and the back of the L-shaped plate 72.

The working principle of the socket type connecting structure for the prefabricated pier stud and the bearing platform of the bridge based on the first embodiment is that when the bearing platform 1 is in socket type connection with the pier stud 2, two limiting assemblies 7 are arranged on two sides of the top of the bearing platform 1 in advance respectively, and an L-shaped plate 72 on each limiting assembly 7 is close to a connecting platform 6. And the limiting component 7 and the connecting table 6 are fixed through bolts. After the limiting assemblies 7 are fixed, the limiting assemblies 7 on the two sides are connected with a plurality of straight rods 8 through screws, and the heights of the straight rods 8 are higher than those of the guide groove plates 73 in the limiting assemblies 7. After the straight rod 8 is connected, the pier stud 2 slowly falls onto the bearing platform 1 from the upper part of the bearing platform 1 in a hoisting mode. Along with the downward movement of pier stud 2, it is restricted in the back and forth direction behind straight-bar 8 pier stud 2, and then makes things convenient for its in-process of whereabouts to carry out calibration adjustment to it. After pier stud 2 further falls, guide block 5 on pier stud 2 slides in guide way plate 73, and then realizes the accurate positioning to pier stud 2. Then pier stud 2 moves down, and guide block 5 slides in the standing groove 62 on fixed station 6, and perfect laminating between last connecting steel plate 4 on pier stud 2 and the lower connecting steel plate 3 on cushion cap 1 to accurate positioning when realizing cushion cap 1 and pier stud 2 socket joint formula and assembling. After the connection between the bearing platform 1 and the pier stud 2 is completed, the straight rod 8 and the limiting component 7 are detached for repeated use through the adjustment of the screws and the bolts.

Example two

As shown in fig. 1, the utility model provides a prefabricated pier stud of bridge and cushion cap socket joint formula connection structure compares in embodiment one, and this embodiment still includes: the connecting table 6 comprises a fixing table 61 welded on the outer wall of the top of the bearing platform 1, a placing groove 62 and a cutting groove 63 are formed in the fixing table 61, a threaded hole 64 is formed in the inner wall of the bottom of the cutting groove 63, the L-shaped plate 72 is connected with the threaded hole 64 through a bolt, the guide groove plate 73 is located above the placing groove 62, and the guide block 5 is connected with the guide groove plate 73 in a sliding mode.

In this embodiment, the placing groove 62 is in accordance with the notch specification of the guide groove plate 73, and both the placing groove 62 and the guide groove plate 73 are adapted to the guide block 5.

EXAMPLE III

As shown in fig. 1-2, the utility model provides a prefabricated pier stud of bridge and cushion cap socket joint formula connection structure compares in embodiment one or embodiment two, and this embodiment still includes: the top end of each supporting rod 74 is provided with a groove, two ends of the straight rod 8 are arranged in the grooves respectively, the straight rod 8 is connected with the supporting rods 74 through screws, sliding groove groups are symmetrically arranged on the top of the bearing platform 1 in a left-right mode, the bottom end of each fixing plate 71 is provided with a sliding block group, and the sliding block groups are connected with the sliding groove groups in a sliding mode.

In this embodiment, the groove on the support rod 74 and the vertical section of the straight rod 8 are both rectangular structures, so that the straight rod 8 can be conveniently assembled, and the phenomenon that the assembly efficiency is hindered due to movement in the assembling process is avoided.

The above embodiments are merely some preferred embodiments of the present invention, and those skilled in the art can make various alternative modifications and combinations to the above embodiments based on the technical solution of the present invention and the related teachings of the above embodiments.

Claims

1. The utility model provides a prefabricated pier stud of bridge and cushion cap socket joint formula connection structure, includes cushion cap (1) and pier stud (2), the top of cushion cap (1) is provided with connecting steel plate (3) down, and last connecting steel plate (4) that are located on pier stud (2) bottom outer wall are installed to the top of lower connecting steel plate (3), its characterized in that: guide blocks (5) are arranged on two sides of the pier stud (2), connecting platforms (6) located on the bearing platform (1) are arranged on two sides of the lower connecting steel plate (3), limiting assemblies (7) located on the bearing platform (1) are connected to the side edges of the connecting platforms (6) in a sliding mode, and a plurality of straight rods (8) are movably connected between the limiting assemblies (7) on the two sides;

spacing subassembly (7) include fixed plate (71), and the top welding in fixed plate (71) middle part has L shaped plate (72), and the top fixedly connected with guide way board (73) of L shaped plate (72), and the front and back symmetry of L shaped plate (72) is provided with bracing piece (74) that are located fixed plate (71).

2. The prefabricated pier stud of bridge and cushion cap socket joint formula connection structure of claim 1, characterized in that: the connecting table (6) comprises a fixing table (61) welded on the outer wall of the top of the bearing table (1), a placing groove (62) and a cutting groove (63) are formed in the fixing table (61), and a threaded hole (64) is formed in the inner wall of the bottom of the cutting groove (63).

3. The prefabricated pier stud of bridge and cushion cap socket joint formula connection structure of claim 2, characterized in that: the L-shaped plate (72) is connected with the threaded hole (64) through a bolt.

4. The prefabricated pier stud of bridge and cushion cap socket joint formula connection structure of claim 1, characterized in that: the top end of each supporting rod (74) is provided with a groove, two ends of the straight rod (8) are arranged in the grooves respectively, and the straight rod (8) is connected with the supporting rods (74) through screws.

5. The prefabricated pier stud of bridge and cushion cap socket joint formula connection structure of claim 2, characterized in that: the guide groove plate (73) is positioned above the placing groove (62), and the guide block (5) is connected with the guide groove plate (73) in a sliding mode.

6. The prefabricated pier stud of bridge and cushion cap socket joint formula connection structure of claim 1, characterized in that: the top of the bearing platform (1) is provided with sliding groove groups in bilateral symmetry, and the bottom end of each fixed plate (71) is provided with a sliding block group.

7. The socket joint type connecting structure for the prefabricated pier column and the bearing platform of the bridge as claimed in claim 6, characterized in that: the sliding block group is connected with the sliding groove group in a sliding mode.