CN217479943U

CN217479943U - Expansion joint structure of bridge road

Info

Publication number: CN217479943U
Application number: CN202221666114.6U
Authority: CN
Inventors: 余婷
Original assignee: Shanghai Huirong Landscape Engineering Co ltd
Current assignee: Shanghai Huirong Landscape Engineering Co ltd
Priority date: 2022-06-30
Filing date: 2022-06-30
Publication date: 2022-09-23
Anticipated expiration: 2032-06-30

Abstract

The utility model provides an expansion joint structure of bridge road, which relates to the technical field of expansion joint structure, comprising profile steel, wherein the side surface of the profile steel is fixedly provided with a pre-buried rib, the side surface of the profile steel is provided with a mounting groove, an elastic cushion is arranged in the mounting groove, the inner surface of the profile steel is provided with a reinforcing groove, the surface of the reinforcing groove is fixedly connected with a threaded column, a connecting sheet is arranged between the threaded columns, when in actual use, the connecting sheet is arranged between the profile steel by arranging the profile steel, the pre-buried rib, the mounting groove, the elastic cushion, the reinforcing groove, the threaded column, the connecting sheet, a movable groove, a nut and a gasket, the threaded column is arranged in the reinforcing groove, and the connecting sheet is arranged between the profile steel by utilizing the movable groove on the surface of the connecting sheet, when the expansion joint operates self, the threaded column can move along with the elastic cushion in the movable groove, thereby utilizing the assistance to distribute the function of the elastic cushion, the protection effect on the elastic cushion is improved, and the service life of the elastic cushion is prolonged.

Description

Expansion joint structure of bridge road

Technical Field

The utility model relates to an expansion joint technical field especially relates to an expansion joint structure of bridge road.

Background

The expansion joint of the road is to prevent the road component from producing the crack or destroying because of the climate temperature change, set up a structure seam in the appropriate position usually, the number of times that present hot weather appears more and more than in the past is longer for the expansion joint is in the time of hot environment, and the expansion joint under the hot environment utilizes the self effect to protect the road, after long-time, can reduce the life of the elastic cushion in the expansion joint, and then lead to the stress performance decline of expansion joint.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the expansion joint structure of a bridge road who proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides an expansion joint structure of bridge road, includes shaped steel, the side fixed mounting of shaped steel has pre-buried muscle, the mounting groove has been seted up to the side surface of shaped steel, the inside of mounting groove is equipped with the cushion, the strengthening groove has been seted up to the internal surface of shaped steel, the fixed surface in strengthening groove is connected with the screw thread post, be provided with the connection piece between the screw thread post, the surface of connection piece is located the surface of screw thread post and has seted up movable groove, the surface of screw thread post is provided with the nut.

In order to prevent the connection piece and reinforce the groove and take place the friction, the utility model discloses the improvement has, the surface in screw thread post of reinforcing groove is equipped with the gasket.

In order to prolong the service life of the gasket, the utility model discloses the improvement has, the material of gasket includes but not limited to nitrile rubber, cis-butadiene rubber and ethylene propylene rubber.

In order to improve the connectivity of shaped steel and pre-buried muscle, the utility model discloses the improvement has, the side fixed mounting of shaped steel has the vertical hole post, the side fixed mounting of shaped steel has the strengthening rib, strengthening rib and pre-buried muscle fixed connection.

In order to install the hang plate, the utility model discloses the improvement has, the upper surface of shaped steel is provided with complementary unit, complementary unit includes the elongated slot, the upper surface at shaped steel is seted up to the elongated slot, the upper end fixed mounting of elongated slot has the internal thread post.

In order to align the inclined plate with the elongated slot, the utility model discloses the improvement has, the upper end of elongated slot is provided with the inclined plate, the side fixed mounting of inclined plate has the fixed plate.

In order to improve the fastness after the hang plate installation, the utility model discloses the improvement has, the quantity of fixed plate is four groups, four groups the fixed plate symmetric distribution is in the both sides of hang plate.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. the utility model discloses in, during the in-service use, through setting up shaped steel, the pre-buried muscle, the mounting groove, the cushion, reinforce the groove, the screw thread post, the connection piece, the activity groove, nut and gasket, through the screw thread post of packing into in reinforcing groove, and utilize the activity groove on connection piece surface, install the connection piece between shaped steel, when expansion joint function self acts on, the screw thread post can be along with the cushion is together moved in the activity inslot, thereby utilize the supplementary effect that shared the cushion played of connection piece, improve the protection effect to the cushion, prolong the life of cushion.

2. The utility model discloses in, during the in-service use, through setting up complementary unit, people align the back with fixed plate and internal thread post, use the bolt to install the hang plate in the elongated slot, and the hang plate then shelters from the gap between the shaped steel to reduce the probability that the rainwater falls into in the shaped steel gap to a certain extent.

Drawings

Fig. 1 is a schematic view of the overall structure of the expansion joint structure of a bridge road of the present invention;

FIG. 2 is an enlarged view of the expansion joint structure of a bridge road shown in FIG. 1;

fig. 3 is a side view of the utility model provides an expansion joint structure of bridge road;

fig. 4 is a top-view exploded view of the expansion joint structure of a bridge road provided by the present invention;

fig. 5 is the utility model provides an upward-looking explosion diagram of the expansion joint structure of bridge road.

Illustration of the drawings:

1. section steel; 2. pre-burying ribs; 3. mounting grooves; 4. an elastic pad; 5. a reinforcing groove; 6. a threaded post; 7. connecting sheets; 8. a movable groove; 9. a nut; 10. a gasket; 11. a vertical hole column; 12. reinforcing ribs; 13. a long groove; 14. an internally threaded post; 15. an inclined plate; 16. and (7) fixing the plate.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

Example one

Referring to fig. 1-5, the present invention provides a technical solution: an expansion joint structure of a bridge road comprises section steel 1, a pre-embedded rib 2 is fixedly installed on the side surface of the section steel 1, the pre-embedded rib 2 is fixedly installed on the side surface of the section steel 1 and used for installing the section steel 1 in a roadbed, an installation groove 3 is formed in the side surface of the section steel 1, an elastic cushion 4 is installed in the installation groove 3, the elastic cushion 4 is installed in the installation groove 3 and used for preventing the structure from cracking or damaging due to climate temperature change, a reinforcing groove 5 is formed in the inner surface of the section steel 1, a threaded column 6 is fixedly connected to the surface of the reinforcing groove 5 and used for installing a connecting sheet 7, a connecting sheet 7 is arranged between the threaded columns 6, the protection effect on the elastic cushion 4 is improved, a movable groove 8 is formed in the outer surface of the connecting sheet 7, which is positioned on the outer surface of the threaded column 6, the surface that lies in screw thread post 6 through setting up connection piece 7 has seted up movable groove 8, when expansion joint function self acted, movable groove 8 was then at the surface motion of screw thread post 6, and the surface of screw thread post 6 is provided with nut 9, is provided with nut 9 through the surface at screw thread post 6, when people pack connection piece 7 into on screw thread post 6, during this moment, twisted screw thread post 6 with nut 9, until connection piece 7 and gasket 10 laminating, can fixed connection piece 7.

Referring to fig. 1-5, a gasket 10 is sleeved on the surface of the reinforcing groove 5 on the outer surface of the threaded column 6, the gasket 10 is sleeved on the surface of the reinforcing groove 5 on the outer surface of the threaded column 6 to prevent friction between the connecting sheet 7 and the surface of the reinforcing groove 5, the gasket 10 is made of materials including, but not limited to, nitrile rubber, butadiene rubber and ethylene propylene rubber to improve the aging resistance of the gasket 10, prolong the service life of the gasket 10, a vertical hole column 11 is fixedly installed on the side surface of the section steel 1, the vertical hole column 11 is fixedly installed on the side surface of the section steel 1 to vertically install reinforcing steel bars, further improve the firmness of the section steel 1 after pouring, a reinforcing rib 12 is fixedly installed on the side surface of the section steel 1, the reinforcing rib 12 is fixedly connected with the embedded rib 2, and a reinforcing rib 12 is fixedly installed on the side surface of the section steel 1, set up simultaneously strengthening rib 12 and pre-buried muscle 2 fixed connection, improve the joint strength between shaped steel 1 and the pre-buried muscle 2.

Example two

Referring to fig. 4 and 5, an auxiliary mechanism is disposed on the upper surface of the section steel 1, the auxiliary mechanism includes an elongated slot 13, the elongated slot 13 is disposed on the upper surface of the section steel 1, an internal threaded column 14 is fixedly mounted at the upper end of the elongated slot 13, the internal threaded column 14 is fixedly mounted at the upper end of the elongated slot 13, for fixing the inclined plate 15, the upper end of the long groove 13 is provided with the inclined plate 15, the side surface of the inclined plate 15 is fixedly provided with the fixed plate 16, the side surface provided with the inclined plate 15 is fixedly provided with the fixed plate 16, after the fixing plates 16 are attached to the surfaces of the internal threaded columns 14, the inclined plates 15 are attached to the surfaces of the long grooves 13, the number of the fixing plates 16 is four, the four fixing plates 16 are symmetrically distributed on two sides of the inclined plates 15, and by arranging the fixing plates 16 in multiple groups, meanwhile, a plurality of groups of fixing plates 16 are symmetrically distributed on two sides of the inclined plate 15, so that the firmness of the installed inclined plate 15 is improved.

The working principle is as follows: by arranging the section steel 1, the embedded ribs 2, the mounting grooves 3, the elastic pads 4, the reinforcing grooves 5, the threaded columns 6, the connecting pieces 7, the movable grooves 8, the nuts 9 and the gaskets 10, firstly, the connecting pieces 7 are moved, the movable grooves 8 move along with the connecting pieces 7, then, the two movable grooves 8 on the surfaces of the connecting pieces 7 are moved to the inner sides of the threaded columns 6, the connecting pieces 7 are installed between the section steels 1, then, people screw the nuts 9 on the threaded columns 6 until the nuts 9 are screwed down, so that the connecting pieces 7 are attached to the gaskets 10, the connecting pieces 7 are fixed, after the connecting pieces 7 are completely installed, the elastic pads 4 are installed in the mounting grooves 3, then, the section steel 1 is placed on a roadbed, a plurality of reinforcing steel bars penetrate into the vertical hole columns 11, then, concrete is poured at the positions of the embedded ribs 2 and the vertical hole columns 11, the section steel 1 can be connected with a road, and by arranging the auxiliary mechanisms, after the section steel 1 is poured, the fixing plate 16 on the side face of the inclined plate 15 is aligned to the inner threaded column 14 by using the inner threaded column 14, then the fixing plate 16 is attached to the inner threaded column 14, meanwhile, the inclined plate 15 is attached to the surface of the long groove 13, and then the fixing plate 16 is connected with the inner threaded column 14 by using bolts, so that the inclined plate 15 is installed on the long groove 13, and the probability that rainwater falls into gaps of the section steel 1 is reduced to a certain extent.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides an expansion joint structure of bridge road, includes shaped steel (1), its characterized in that: the side fixed mounting of shaped steel (1) has embedded muscle (2), mounting groove (3) have been seted up to the side surface of shaped steel (1), the inside of mounting groove (3) is equipped with cushion (4), reinforced groove (5) have been seted up to the internal surface of shaped steel (1), the fixed surface in reinforced groove (5) is connected with screw thread post (6), be provided with connection piece (7) between screw thread post (6), movable groove (8) have been seted up to the surface that the surface of connection piece (7) is located screw thread post (6), the surface of screw thread post (6) is provided with nut (9).

2. The expansion joint structure of bridge road according to claim 1, wherein: the surface of the reinforcing groove (5) is sleeved with a gasket (10) on the outer surface of the threaded column (6).

3. The expansion joint structure of bridge road according to claim 2, wherein: the gasket (10) is made of materials including but not limited to nitrile rubber, butadiene rubber and ethylene propylene rubber.

4. The expansion joint structure of bridge road according to claim 1, wherein: the side fixed mounting of shaped steel (1) has vertical hole post (11), the side fixed mounting of shaped steel (1) has strengthening rib (12), strengthening rib (12) and pre-buried muscle (2) fixed connection.

5. The expansion joint structure of bridge road according to claim 1, wherein: the upper surface of the section steel (1) is provided with an auxiliary mechanism, the auxiliary mechanism comprises a long groove (13), the long groove (13) is formed in the upper surface of the section steel (1), and an internal thread column (14) is fixedly mounted at the upper end of the long groove (13).

6. The expansion joint structure of bridge road according to claim 5, wherein: an inclined plate (15) is arranged at the upper end of the long groove (13), and a fixing plate (16) is fixedly mounted on the side face of the inclined plate (15).

7. The expansion joint structure of bridge road according to claim 6, wherein: the number of the fixed plates (16) is four, and the four groups of the fixed plates (16) are symmetrically distributed on two sides of the inclined plate (15).