CN210482015U

CN210482015U - Reinforced connection structure of combined bridge foundation

Info

Publication number: CN210482015U
Application number: CN201921279435.9U
Authority: CN
Inventors: 郑开启; 袁楚龙; 赵欢
Original assignee: Nanjing Forestry University
Current assignee: Nanjing Forestry University
Priority date: 2019-08-08
Filing date: 2019-08-08
Publication date: 2020-05-08
Anticipated expiration: 2029-08-08

Abstract

The utility model discloses a reinforced connection structure of a combined bridge base, which comprises a base body, a column body is fixedly installed on the top of the base body through bolts and flanges, and a reinforcement sleeve is sleeved on the surface of the column body. The bottom of the surface of the reinforcement sleeve is provided with an opening, the top of the surface of the reinforcement sleeve is fixedly connected with a support sleeve, and the top of the base body is provided with a placement slot located outside the column body. The utility model uses the base body to press and fix the support sleeve through the pressing mechanism, and then the reinforcing sleeve performs secondary fixation on the column body through the support sleeve and the placement groove, so that the connection stability is better and the problem is solved. The base and column of the existing part of the combined bridge are only connected by flanges and bolts. The contact area between the base and the column is small, and the connection stability is poor, which leads to the problem of easy damage to the connection between the base and the column. people use.

Description

Reinforced connection structure of combined bridge foundation

Technical Field

The utility model relates to a combination bridge technical field specifically is a combination bridge base reinforced connection structure.

Background

The combined bridge is a combined structure bridge with a beam bridge span as a basic structure, the reaction force property of the whole structure is the same as the characteristics of a beam loaded by bending after more than two systems are overlapped, and the characteristics of the bridge are mainly shown in heavy design and calculation work, complex construction details and complex internal force.

The base is a basic structure in the combined bridge, but the base and the upright post of the existing partial combined bridge are only connected through the flange and the bolt, the contact area of the base and the upright post is small, and the connection stability is poor, so that the phenomenon that the joint of the base and the upright post is easily damaged is caused, and the combined bridge is inconvenient for people to use.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a connection structure is strengthened to combination bridge pedestal has possessed the better advantage of connection stability, and the base and the stand of having solved current partial combination bridge are only connected through flange and bolt, and base and stand area of contact are less, and connection stability is relatively poor to the problem that leads to the junction of base and stand to appear damaging easily.

(II) technical scheme

In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides a combination bridge pedestal reinforced connection structure, includes the base body, there is the stand body at the top of base body through bolt and flange fixed mounting, the surface cover of stand body is equipped with the reinforcement sleeve, the opening has been seted up to the bottom on reinforcement sleeve surface, the top fixedly connected with on reinforcement sleeve surface supports the cover, the standing groove that is located the stand body outside is seted up at the top of base body, the bottom that supports the cover extends to the inside of standing groove, the fixed post of inserting of bottom fixedly connected with of base body.

Preferably, the inside fixedly connected with cushion of reinforcement cover, it has the concrete layer to fill between stand body and the reinforcement cover.

Preferably, the surface of base body is provided with hold-down mechanism, hold-down mechanism includes position sleeve, backing plate, pressure cover and transmission cover, position sleeve fixed connection is on the surface of base body, backing plate fixed connection is in the bottom of supporting the cover surface, transmission cover threaded connection is in the inside of position sleeve, the pressure cover sets up the bottom at the transmission cover.

Preferably, the fixed surface of the pressing sleeve is connected with a limiting block, a limiting groove is formed in the positioning sleeve, and the limiting block is connected to the limiting groove in a sliding mode.

Preferably, a sealing ring is fixedly connected to the inner part of the placing groove, and the surface of the sealing ring is in contact with the inner wall of the supporting sleeve.

Preferably, the top of the transmission sleeve is fixedly connected with an annular rod through a connecting rod, the surface of the reinforcing sleeve is fixedly connected with a reinforcing plate, and one end, far away from the reinforcing sleeve, of the reinforcing plate is fixedly connected inside the supporting sleeve.

(III) advantageous effects

Compared with the prior art, the utility model provides a connection structure is strengthened to combination bridge base possesses following beneficial effect:

1. this combination bridge pedestal additional strengthening connection structure, it is fixed to supporting the cover through hold-down mechanism by the base body, it is fixed to carry out the secondary through supporting cover and standing groove by the reinforcement cover again to the stand body, thereby the better advantage of connection stability has been possessed, the base and the stand of having solved current partial combination bridge are only connected through flange and bolt, base and stand area of contact are less, connection stability is relatively poor, thereby lead to the problem that the junction of base and stand appears damaging easily, be convenient for people to use.

2. The reinforced connecting structure of the combined bridge base can reduce the gap between the reinforcing sleeve and the upright post body by arranging the elastic cushion and the concrete layer, improve the supporting effect of the reinforcing sleeve on the upright post body to a certain extent, protect the transmission sleeve by arranging the positioning sleeve, meanwhile, the contact area between the base body and the ground can be increased, the pressure sleeve can be limited by arranging the limiting block and the limiting groove, the phenomenon that the pressure sleeve rotates when moving is avoided, the stability of the pressure sleeve when moving is improved, by arranging the sealing ring, the supporting sleeve can be sealed, the phenomenon that water easily affects the bolt is avoided, the service life of the bolt is prolonged, through setting up the reinforcing plate, can increase the area of contact between support cover and the reinforcement sleeve, avoid supporting the easy phenomenon of damaging of cover and reinforcement sleeve junction, improve the support intensity of supporting the cover to the reinforcement sleeve.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged schematic view at A in FIG. 1;

fig. 3 is an enlarged schematic view of fig. 1 at B.

In the figure: the vertical column structure comprises a base body 1, a vertical column body 2, a reinforcing sleeve 3, an opening 4, a supporting sleeve 5, a placing groove 6, a fixing inserting column 7, an elastic cushion 8, a concrete layer 9, a pressing mechanism 10, a positioning sleeve 101, a cushion plate 102, a pressing sleeve 103, a transmission sleeve 104, a limiting block 11, a limiting groove 12, a sealing ring 13, an annular rod 14 and a reinforcing plate 15.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a reinforced connection structure of a combined bridge foundation comprises a foundation body 1, a column body 2 is fixedly installed at the top of the foundation body 1 through bolts and flanges, a reinforcing sleeve 3 is sleeved on the surface of the column body 2, an opening 4 is formed in the bottom of the surface of the reinforcing sleeve 3, an elastic cushion 8 is fixedly connected inside the reinforcing sleeve 3, a concrete layer 9 is filled between the column body 2 and the reinforcing sleeve 3, the gap between the reinforcing sleeve 3 and the column body 2 can be reduced by arranging the elastic cushion 8 and the concrete layer 9, the supporting effect of the reinforcing sleeve 3 on the column body 2 is improved to a certain extent, a supporting sleeve 5 is fixedly connected at the top of the surface of the reinforcing sleeve 3, a pressing mechanism 10 is arranged on the surface of the foundation body 1, the pressing mechanism 10 comprises a positioning sleeve 101, a backing plate 102, a pressing sleeve 103 and a transmission sleeve 104, the positioning sleeve 101 is fixedly connected on the surface of, the backing plate 102 is fixedly connected to the bottom of the surface of the support sleeve 5, the transmission sleeve 104 is in threaded connection with the inside of the positioning sleeve 101, the pressing sleeve 103 is arranged at the bottom of the transmission sleeve 104, the transmission sleeve 104 can be protected by arranging the positioning sleeve 101, meanwhile, the contact area of the base body 1 and the ground can be increased, the surface of the pressing sleeve 103 is fixedly connected with a limiting block 11, the positioning sleeve 101 is internally provided with a limiting groove 12, the limiting block 11 is in sliding connection with the inside of the limiting groove 12, the pressing sleeve 103 can be limited by arranging the limiting block 11 and the limiting groove 12, the phenomenon that the pressing sleeve 103 rotates when moving is avoided, the stability of the pressing sleeve 103 when moving is improved, the top of the base body 1 is provided with a placing groove 6 positioned on the outer side of the stand column body 2, the inside of the placing groove 6 is fixedly connected with a sealing ring 13, the surface of the sealing ring 13 is in, can seal up supporting sleeve 5, the phenomenon of having avoided water to easily cause the influence to the bolt, the life of bolt has been improved, connecting rod fixedly connected with annular pole 14 is passed through at the top of transmission cover 104, the fixed surface of boss 3 is connected with reinforcing plate 15, reinforcing plate 15 keeps away from the one end fixed connection of boss 3 and is in the inside of supporting sleeve 5, through setting up reinforcing plate 15, can increase the area of contact between supporting sleeve 5 and the boss 3, the easy phenomenon of damaging of the junction of supporting sleeve 5 and boss 3 has been avoided, the support intensity of supporting sleeve 5 to boss 3 has been improved, the bottom of supporting sleeve 5 extends to the inside of standing groove 6, the bottom fixedly connected with fixed insert post 7 of base body 1.

When using, the user overlaps the reinforcement sleeve 3 on the surface of stand body 2 through opening 4 cover at first, make the bottom of reinforcement sleeve 3 and the top contact of base body 1, support the bottom of cover 5 and the bottom contact of standing groove 6 inner wall simultaneously, then will press the inside of cover 103 card income position sleeve 101, it can drive stopper 11 card income limiting groove 12 inside to press the cover 103, at this moment rotatable transmission cover 104, make the inside of transmission cover 104 card income position sleeve 101 and compress tightly fixedly to supporting cover 5 through pressing cover 103 and backing plate 102, and reinforcement sleeve 3 then can be through supporting cover 5 and standing groove 6 to 2 secondary positioning of stand body, thereby reach the better effect of connection stability, pack concrete layer 9 between reinforcement sleeve 3 and stand body 2 at last, can accomplish the use.

To sum up, this combination bridge pedestal strengthens connection structure, it is fixed to support cover 5 to compress tightly through hold-down mechanism 10 by base body 1, it is fixed to carry out the secondary through supporting cover 5 and standing groove 6 to stand body 2 by the reinforcement sleeve 3 again, thereby the better advantage of connection stability has been possessed, the base and the stand of having solved current partial combination bridge are only connected through flange and bolt, base and stand area of contact are less, connection stability is relatively poor, thereby lead to the problem that the junction of base and stand appears damaging easily, be convenient for people to use.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A combined bridge base reinforced connection structure, comprising a base body (1), characterized in that: a column body (2) is fixedly installed on the top of the base body (1) through bolts and flanges, and the A reinforcement sleeve (3) is sleeved on the surface of the column body (2), an opening (4) is opened at the bottom of the surface of the reinforcement sleeve (3), and a support sleeve (5) is fixedly connected to the top of the surface of the reinforcement sleeve (3). ), the top of the base body (1) is provided with a placement groove (6) located on the outside of the column body (2), the bottom of the support sleeve (5) extends to the inside of the placement groove (6), the base The bottom of the seat body (1) is fixedly connected with a fixed post (7).

2. A composite bridge base reinforced connection structure according to claim 1, characterized in that: an elastic pad (8) is fixedly connected to the inside of the reinforcement sleeve (3), and the column body (2) is connected to the reinforcement A concrete layer (9) is filled between the sleeves (3).

3. A composite bridge base reinforced connection structure according to claim 1, characterized in that: the surface of the base body (1) is provided with a pressing mechanism (10), and the pressing mechanism (10) It includes a positioning sleeve (101), a backing plate (102), a pressing sleeve (103) and a transmission sleeve (104), the positioning sleeve (101) is fixedly connected to the surface of the base body (1), the backing plate (102) ) is fixedly connected to the bottom of the surface of the support sleeve (5), the transmission sleeve (104) is threadedly connected to the interior of the positioning sleeve (101), and the pressing sleeve (103) is arranged at the bottom of the transmission sleeve (104).

4. A composite bridge base reinforced connection structure according to claim 3, characterized in that: the surface of the pressing sleeve (103) is fixedly connected to the limiting block (11), and the interior of the positioning sleeve (101) A limit slot (12) is provided, and the limit block (11) is slidably connected inside the limit slot (12).

5. A composite bridge base reinforced connection structure according to claim 1, characterized in that: a sealing ring (13) is fixedly connected to the inside of the placement groove (6), and a surface of the sealing ring (13) is fixedly connected. Contact with the inner wall of the support sleeve (5).

6. A combined bridge base reinforced connection structure according to claim 3, characterized in that: the top of the transmission sleeve (104) is fixedly connected with an annular rod (14) through a connecting rod, and the reinforcement sleeve (3) ) surface is fixedly connected with a reinforcing plate (15), and one end of the reinforcing plate (15) away from the reinforcing sleeve (3) is fixedly connected inside the supporting sleeve (5).