CN111749124A - Assembled bridge structure - Google Patents
Assembled bridge structure Download PDFInfo
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- CN111749124A CN111749124A CN202010648197.5A CN202010648197A CN111749124A CN 111749124 A CN111749124 A CN 111749124A CN 202010648197 A CN202010648197 A CN 202010648197A CN 111749124 A CN111749124 A CN 111749124A
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- laser
- bearing platform
- pier
- laser receiver
- column
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/02—Piers; Abutments ; Protecting same against drifting ice
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/10—Deep foundations
- E02D27/12—Pile foundations
- E02D27/14—Pile framings, i.e. piles assembled to form the substructure
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/32—Foundations for special purposes
- E02D27/42—Foundations for poles, masts or chimneys
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2300/00—Materials
- E02D2300/0004—Synthetics
- E02D2300/0018—Cement used as binder
- E02D2300/0021—Mortar
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2600/00—Miscellaneous
- E02D2600/20—Miscellaneous comprising details of connection between elements
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- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Architecture (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- General Engineering & Computer Science (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses an assembled bridge structure, wherein the structure comprises: a pile foundation; the bearing platform comprises an upper bearing platform and a lower bearing platform; the lower bearing platform is arranged above the pile foundation; the upper surface of the upper bearing platform is provided with a connecting column; the pier column is formed by longitudinally arranging a plurality of pier columns; the buttress column positioned at the bottommost part is arranged on the connecting column; a deck erected on the pier stud located at the topmost end; and an early warning system comprising a laser transmitter, a laser receiver and an alarm; the laser transmitter is arranged in a first blind hole formed in the center of the upper surface of the pile foundation, and the laser receiver is arranged in a second blind hole formed in the bottom of the bridge floor, so that the laser receiver receives laser transmitted by the laser transmitter; the alarm executes an alarm action when the laser receiver does not receive the laser emitted by the laser emitter. The structure of each joint of the bridge is improved, so that the assembled bridge is firm in structure, and the risk of dislocation and breakage of the joints is avoided.
Description
Technical Field
The invention relates to the technical field of bridge construction, in particular to an assembled bridge structure.
Background
The fabricated bridge is formed by dividing a tall abutment into a plurality of components horizontally according to a certain modulus along the vertical direction, pouring on a prefabricated field around the bridge site, transporting the components to the site by a vehicle and a ship, hoisting and assembling the components, and splicing the bridge deck on the abutment to achieve the purpose of rapid construction. Therefore, the fully prefabricated bridge structure is an effective means for accelerating construction speed, reducing field pollution and realizing low-carbon construction. Under the guidance of national policies and technical development, bridge fabricated structures are also increasingly widely applied to various projects.
However, after the traditional assembled pier stud is put into use, some diseases often appear, which mainly appear as follows: the damage degree is light, concrete near the root of the pier column is slightly cracked, and the vertical compression-resistant bearing capacity is insufficient; the destruction degree is heavy, and under the effect of horizontal load, the pier stud easily takes place relative dislocation even fracture with the cushion cap junction.
Disclosure of Invention
An object of the present invention is to solve at least the above problems and to provide at least the advantages described later.
It is still another object of the present invention to provide an assembled bridge structure, in which the structure of each joint of the bridge is improved, so that the assembled bridge structure is strong, and the risk of dislocation and fracture of the joint is avoided.
To achieve these objects and other advantages in accordance with the present invention, there is provided a fabricated bridge structure, comprising:
the edge of the upper surface of the pile foundation is provided with a surrounding baffle, a plurality of first protruding ridges are arranged on the upper surface of the pile foundation in the surrounding baffle in parallel, the first ends of two adjacent first protruding ridges are respectively connected to two opposite sides of the surrounding baffle, and a gap is reserved between the second ends of the first protruding ridges and the surrounding baffle;
the bearing platform comprises an upper bearing platform and a lower bearing platform; the lower bearing platform is arranged above the pile foundation; the lower surface of the lower bearing platform is provided with a groove matched with the enclosure; a plurality of second convex ridges are arranged in the groove in parallel, when the lower pile cap is buckled on the pile foundation, the groove wraps the enclosure, and the second convex ridges are respectively positioned between two adjacent first convex ridges; a plurality of first rectangular bulges are uniformly distributed on the upper surface of the lower bearing platform line by line, so that the longitudinal section of the upper surface of the lower bearing platform is in a rectangular pulse shape; the upper bearing platform is buckled above the lower bearing platform, and a second rectangular bulge matched with the first rectangular bulge is arranged on the lower surface of the upper bearing platform; the upper surface of the upper bearing platform is provided with a connecting column;
the pier column is formed by longitudinally arranging a plurality of pier columns; the buttress column positioned at the bottommost part is arranged on the connecting column; the end face edge of the top end of each pier column except the pier column at the topmost end is provided with an upward-bulged flanging structure, and any edge of the flanging structure is provided with a grouting hole; reinforcing holes are formed in the end faces of the top ends of the pier columns except for the pier column at the topmost end; the end surface of the bottom end of each pier stud except the pier stud at the bottommost end is provided with a supporting post which protrudes out of the end surface of the bottom end of the pier stud, the position of the supporting post is matched with the reinforcing hole, and the height of the supporting post is greater than the vertical height of the flanging structure;
a deck erected on the pier stud located at the topmost end; and
the early warning system comprises a laser transmitter, a laser receiver and an alarm; a first blind hole is formed in the center of the upper surface of the pile foundation, and light through holes are formed in corresponding positions of the bearing platform and the pier stud along the longitudinal extension direction of the first blind hole; a second blind hole communicated with the light through hole in the pier stud is formed in the lower surface of the bridge floor; a protection tube is downwards penetrated through the top end of the light through hole, the bottom end of the protection tube is abutted against the bottom end of the first blind hole, and the top end of the protection tube is flush with the top end of the light through hole; the laser transmitter is arranged at the bottom end of the protection tube; the laser receiver is arranged in the second blind hole, so that the laser receiver receives the laser emitted by the laser emitter; the alarm is connected to the laser receiver, and when the laser receiver cannot receive the laser emitted by the laser emitter, the laser receiver triggers the alarm to execute an alarm action.
Preferably, in the fabricated bridge structure, two adjacent rows of the first rectangular protrusions are staggered.
Preferably, in the fabricated bridge structure, support holes are respectively formed in the middle parts of the first rectangular protrusions and the second rectangular protrusions, and support beams penetrate through the support holes of the first rectangular protrusions and the second rectangular protrusions in each row on the same straight line.
Preferably, in the fabricated bridge structure, a plurality of positioning pipes are arranged in the connecting column in a penetrating manner along the longitudinal extension direction of the connecting column; the bottom end of the positioning pipe extends into the lower bearing platform, and the top end of the positioning pipe protrudes out of the top surface of the connecting column; reinforcing ribs are arranged in the positioning pipes; the lower surface of the buttress column connected with the connecting column is provided with a third blind hole matched with the positioning tube; and a diaphragm is arranged on an opening of the third blind hole, and an adhesive is filled in the third blind hole.
Preferably, in the fabricated bridge structure, the laser receiver is provided in plurality, one of the laser receivers is located at the center, the other laser receivers are uniformly arranged around the laser receiver located at the center, and the distance between each laser receiver and the laser receiver located at the center is equal.
Preferably, the assembled bridge structure further includes:
the branch laser emitters are respectively arranged at the connecting part of the pile foundation and the lower bearing platform, the lower surface of the upper bearing platform connected with the lower bearing platform, the lower surface of the pier column connected with the connecting column and the lower surface of the adjacent two pier columns connected;
the branch laser receivers are respectively arranged at the upper ends of the branch laser transmitters and respectively receive the laser emitted by the adjacent branch laser transmitters above the branch laser receivers; the branch laser receivers are respectively connected to the alarms.
Preferably, the assembled bridge structure further includes:
the controller is connected with the laser transmitter, the laser receiver, the branch laser transmitter and the branch laser receiver; the controller controls the laser transmitter and the laser receiver to be started according to a preset period, and controls the branch laser transmitter and the branch laser receiver to be started when the laser receiver cannot receive laser transmitted by the laser transmitter.
Preferably, in the fabricated bridge structure, the first blind hole is formed in the first convex ridge; the position of the cushion cap and the pier stud, which are provided with the light through holes, is provided with the hole opening columns, and the light through holes are formed in the hole opening columns.
The invention at least comprises the following beneficial effects:
the invention improves the structure of the assembled bridge structure, improves the connection stability of each joint of the assembled bridge, reduces the risk of dislocation or fracture of the bridge in the using process, and improves the using safety of the bridge, wherein the structure specifically comprises the following steps: the lower bearing platform can be used for placing cement concrete mortar or adhesive and the like in the enclosure of the pile foundation before the pile foundation is connected, the first convex edges are arranged to form S-shaped communicated passages in the enclosure, the poured cement concrete mortar or adhesive and the like can be uniformly distributed in the enclosure, and the lower bearing platform and the pile foundation are not only connected in a mutually nested manner through the convex edges, but also can be more stable under the bonding of the cement concrete mortar; the rectangular bulges of the upper bearing platform and the lower bearing platform are mutually nested, so that the dislocation between the bearing platforms can be avoided, the up-down bearing capacity in the vertical direction and the shearing force can be further increased, and the stability of a joint is improved; the connecting column is arranged on the pier column, the cross section of the connecting column can be matched with the pier column, so that the bearing force at the joint of the pier column and the upper bearing platform is converted to the pier column and the connecting column from the connection between the surface of the existing upper bearing platform and the pier column, and the volumes and the cross sections of the connecting column and the pier column are the same, so that the bearing connecting force can be greatly enhanced, and the risk of fracture and dislocation of the assembled bridge structure at the splicing part is reduced; through the setting of laser emitter and laser receiver, can monitor whether the pier has the dislocation at any time to before the emergence risk, in time take measures to reset or restore.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is a schematic structural view of an assembled bridge structure according to the present invention.
Detailed Description
The present invention is further described in detail below with reference to the attached drawings so that those skilled in the art can implement the invention by referring to the description text.
It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
As shown in fig. 1, the present invention provides an assembled bridge structure, comprising: pile foundation 1, the edge of its upper surface is provided with encloses fender 2 enclose on the upper surface of pile foundation 1 in fender 2 parallel arrangement have many first protruding stupefied 3, two adjacent first protruding stupefied 3 first ends connect respectively in enclose fender 2 relative both sides, the second end with enclose and have the interval between fender 2.
A bearing platform comprising an upper bearing platform 4 and a lower bearing platform 5; the lower bearing platform 5 is arranged above the pile foundation 1; the lower surface of the lower bearing platform 5 is provided with a groove 6 matched with the enclosure 2; a plurality of second convex ridges 7 are arranged in parallel in the groove 6, when the lower bearing platform 2 is buckled on the pile foundation 1, the groove 6 wraps the enclosure 2, and the second convex ridges 7 are respectively positioned between two adjacent first convex ridges 3; a plurality of first rectangular bulges 8 are uniformly arranged on the upper surface of the lower bearing platform 5 line by line, so that the longitudinal section of the upper surface of the lower bearing platform 5 is rectangular pulse-shaped; the upper bearing platform 4 is buckled above the lower bearing platform 5, and a second rectangular bulge 9 matched with the first rectangular bulge 8 is arranged on the lower surface of the upper bearing platform 4; the upper surface of the upper bearing platform 4 is provided with a connecting column 10.
The pier column is formed by longitudinally arranging a plurality of pier columns 11; the buttress column 11 positioned at the bottommost part is arranged on the connecting column 10; the end surface edge of the top end of each pier column 11 except the most top pier column 11 is provided with an upward-bulged flanging structure 12, and any edge of the flanging structure 12 is provided with a grouting hole 13; reinforcing holes 14 are formed in the end faces of the top ends of the pier studs 11 except the pier stud 11 at the topmost end; the end face of the bottom end of each pier column 11 except the pier column 11 at the bottom end is provided with a support column 15 protruding out of the end face of the bottom end of the pier column 11, the position of the support column 15 is matched with the reinforcing hole 14, and the height of the support column 15 is greater than the vertical height of the flanging structure 12.
And a bridge deck 16 erected on the pier stud 11 located at the topmost end.
A warning system comprising a laser transmitter 17, a laser receiver 18 and an alarm; a first blind hole 19 is formed in the center of the upper surface of the pile foundation 1, and light through holes 20 are formed in corresponding positions of the bearing platform and the pier stud along the longitudinal extension direction of the first blind hole 19; a second blind hole 21 communicated with the light through hole 20 on the pier stud is formed in the lower surface of the bridge deck 16; a protection tube 22 is downwards penetrated from the top end of the light through hole 20, the bottom end of the protection tube 22 is abutted against the bottom end of the first blind hole 19, and the top end of the protection tube is flush with the top end of the light through hole 20; the laser transmitter 17 is arranged at the bottom end of the protection tube 22; the laser receiver 18 is arranged in the second blind hole 21, so that the laser receiver 18 receives the laser emitted by the laser emitter 17; the alarm is connected to the laser receiver 18, and when the laser receiver 18 does not receive the laser emitted by the laser emitter 17, the laser receiver 18 triggers the alarm to perform an alarm action.
In the scheme, cement concrete mortar or adhesive and the like can be placed in the enclosure of the pile foundation before the lower bearing platform is connected with the pile foundation, the first convex edges are arranged to form an S-shaped communicated passage in the enclosure, the poured cement concrete mortar or adhesive and the like can be uniformly distributed in the enclosure, and the lower bearing platform and the pile foundation are not only connected in an embedded manner through the convex edges, but also can be more stable under the bonding of the cement concrete mortar; the rectangular bulges of the upper bearing platform and the lower bearing platform are mutually nested, so that the dislocation between the bearing platforms can be avoided, the up-down bearing capacity in the vertical direction and the shearing force can be further increased, and the stability of a joint is improved; the connecting column is arranged on the pier column, the cross section of the connecting column can be matched with the pier column, so that the bearing force at the joint of the pier column and the upper bearing platform is converted to the pier column and the connecting column from the connection between the surface of the existing upper bearing platform and the pier column, and the volumes and the cross sections of the connecting column and the pier column are the same, so that the bearing connecting force can be greatly enhanced, and the risk of fracture and dislocation of the assembled bridge structure at the splicing part is reduced; through laser emitter and laser receiver's setting, can monitor whether the pier has the dislocation at any time, the siren sets up to long-range siren, can in time report relevant departments when taking place the dislocation to before taking place the risk, in time take measures to reset or restore.
In a preferred scheme, two adjacent rows of the first rectangular protrusions 8 are arranged in a staggered manner.
In the scheme, the two adjacent rows of first rectangular bulges are arranged in a staggered manner, so that the formed rectangular pulse can be up and down fluctuated and staggered, and when the upper bearing platform is buckled, the adjacent rectangular bulges are nested with each other, so that the risk of dislocation is further reduced.
In a preferred embodiment, the middle parts of the first rectangular protrusion 8 and the second rectangular protrusion 9 are respectively provided with a support hole, and a support beam 22 is arranged in each support hole of the first rectangular protrusion 8 and the second rectangular protrusion 9 on the same straight line in a penetrating manner.
In the above scheme, the supporting holes are formed in the middle of the first rectangular protrusions and the middle of the second rectangular protrusions, and the supporting beams are arranged in the supporting holes in a penetrating mode, so that the supporting beams can further fix the connection between the upper bearing platform and the lower bearing platform, and the phenomena of dislocation, displacement and the like are effectively avoided.
In a preferred scheme, a plurality of positioning pipes 23 penetrate through the connecting column 10 along the longitudinal extension direction of the connecting column 10; the bottom end of the positioning tube 23 extends into the lower cushion cap 5, and the top end of the positioning tube protrudes out of the top surface of the connecting column 10; reinforcing ribs 24 are arranged in the positioning pipes 23; the lower surface of the buttress column 11 connected with the connecting column 10 is provided with a third blind hole 25 matched with the positioning tube 23; and a diaphragm is arranged on an opening of the third blind hole 25, and an adhesive is filled in the third blind hole.
In the above scheme, setting through registration arm and reinforcement muscle, the connection steadiness of cushion cap and last cushion cap down has been improved, and spliced pole and the structure of pouring of last cushion cap formula as an organic whole, setting through inside registration arm and reinforcement muscle, avoid spliced pole and the junction department of cushion cap to break or the dislocation down, and the setting of adhesive in the third blind hole, and the setting of diaphragm on the opening, make the pillar when being connected to the spliced pole, the registration arm on the spliced pole punctures the diaphragm, the outflow of adhesive can further strengthen the connection of spliced pole and pillar. Wherein, the reinforcing rib is a reinforcing steel bar, and the adhesive is any one of epoxy resin adhesive, unsaturated polyester resin adhesive, acrylic resin adhesive or polyurethane adhesive and the like.
In a preferred embodiment, the laser receivers 18 are disposed in a plurality, one of the laser receivers 18 is located at the center, and the other laser receivers 18 are uniformly arranged around the laser receiver 18 located at the center, and the distance between each laser receiver 18 and the laser receiver 18 located at the center is equal.
In the above scheme, through setting up a plurality of laser receiver to make laser receiver be one at the center, encircle the annular structure of evenly distributed around the center, set for around laser receiver and central laser receiver's distance for the limit deviation that allows the bridge dislocation, and then through laser receiver's setting on every side, can conveniently confirm the incline direction of pier, and then do benefit to and consolidate the pier of slope, guarantee bridge structures's safety in utilization.
In a preferred embodiment, the method further comprises: and the branch laser emitters 26 are respectively arranged at the joint of the pile foundation 1 and the lower bearing platform 5, the lower surface of the upper bearing platform 4 connected with the lower bearing platform 5, the lower surface of the pier stud 11 connected with the connecting stud 10, and the lower surface of the adjacent two pier studs 11 connected.
In the scheme, the connection condition of each bridge connection part can be monitored by arranging the branch laser receiver and the branch laser transmitter, so that the use safety of the assembled bridge structure is ensured. The light beam emitted by the branch laser emitter is parallel to the laser beam emitted by the laser emitter, so that the laser emitter and the branch laser emitter do not interfere with each other. The branch laser receiver can be numbered or positioned, and then when the alarm is triggered to give an alarm, a user can conveniently know the branch laser receiver which specifically triggers the alarm, so that the connection position which is staggered is rapidly positioned.
In a preferred embodiment, the method further comprises: a controller connected with the laser transmitter 17, the laser receiver 18, the branch laser transmitter 27 and the branch laser receiver 26; the controller controls the laser transmitter 17 and the laser receiver 18 to be started according to a preset period, and controls the branch laser transmitter 17 and the branch laser receiver 18 to be started when the laser receiver 18 does not receive laser emitted by the laser transmitter 17.
In the above scheme, can guarantee through the setting of controller that laser emitter and laser receiver open according to predetermined cycle, in order to inspect the quality of bridge, thereby it continuously opens the energy waste that causes to have avoided laser emitter, and predetermined cycle can set up according to actual need, thereby make and use more nimble, and branch laser emitter and branch laser receiver just open the use when laser receiver can not receive the laser of laser emitter transmission, thereby realized utilizing branch laser emitter and branch laser receiver that set up at each junction to verify which part of bridge has taken place the dislocation, and then be convenient for accurate location takes place the position of dislocation risk, in order to do benefit to constructor to repair, avoid unexpected emergence.
In a preferred scheme, the first blind hole 19 is formed in the first convex ridge 3; the position of the bearing platform and the pier stud where the light through hole 20 is formed is provided with a hole forming column 28, and the light through hole 20 is formed in the hole forming column 28.
In the above scheme, through seting up first blind hole at first protruding stupefied, lead to the unthreaded hole and set up on the trompil post of cushion cap or pier stud, can guarantee when carrying out the concatenation operation of pier, the cement concrete mortar that pours or adhesive can not block up first blind hole or lead to the unthreaded hole, and then guarantee that laser receiver can receive the laser that laser emitter sent.
In the scheme, cement concrete mortar is filled above the pile foundation and then the lower bearing platform is buckled, so that the connection force between the pile foundation and the lower bearing platform is increased in the solidification process of the cement concrete mortar; the lower bearing platform is coated with the adhesive, so that the connection between the upper bearing platform and the lower bearing platform is further stable, and the rectangular bulges arranged on the upper bearing platform and the lower bearing platform are mutually nested, so that the vertical up-and-down bearing capacity and the shearing force can be further increased, and the stability of the connection part is improved; the connecting column is arranged on the pier column, the cross section of the connecting column can be matched with the pier column, so that the bearing force at the joint of the pier column and the upper bearing platform is converted to the pier column and the connecting column from the connection between the surface of the existing upper bearing platform and the pier column, and the volumes and the cross sections of the connecting column and the pier column are the same, so that the bearing connecting force can be greatly enhanced, and the risk of fracture and dislocation of the assembled bridge structure at the splicing part is reduced; through the setting of laser emitter and laser receiver, can monitor whether the pier has the dislocation at any time to before the emergence risk, in time take measures to reset or restore.
While embodiments of the invention have been described above, it is not limited to the applications set forth in the description and the embodiments, which are fully applicable in various fields of endeavor to which the invention pertains, and further modifications may readily be made by those skilled in the art, it being understood that the invention is not limited to the details shown and described herein without departing from the general concept defined by the appended claims and their equivalents.
Claims (1)
1. An assembled bridge construction, comprising:
the edge of the upper surface of the pile foundation is provided with a surrounding baffle, a plurality of first protruding ridges are arranged on the upper surface of the pile foundation in the surrounding baffle in parallel, the first ends of two adjacent first protruding ridges are respectively connected to two opposite sides of the surrounding baffle, and a gap is reserved between the second ends of the first protruding ridges and the surrounding baffle;
the bearing platform comprises an upper bearing platform and a lower bearing platform; the lower bearing platform is arranged above the pile foundation; the lower surface of the lower bearing platform is provided with a groove matched with the enclosure; a plurality of second convex ridges are arranged in the groove in parallel, when the lower pile cap is buckled on the pile foundation, the groove wraps the enclosure, and the second convex ridges are respectively positioned between two adjacent first convex ridges; a plurality of first rectangular bulges are uniformly distributed on the upper surface of the lower bearing platform line by line, so that the longitudinal section of the upper surface of the lower bearing platform is in a rectangular pulse shape; the upper bearing platform is buckled above the lower bearing platform, and a second rectangular bulge matched with the first rectangular bulge is arranged on the lower surface of the upper bearing platform; the upper surface of the upper bearing platform is provided with a connecting column; a plurality of positioning pipes are arranged in the connecting column in a penetrating manner along the longitudinal extension direction of the connecting column; the bottom end of the positioning pipe extends into the lower bearing platform, and the top end of the positioning pipe protrudes out of the top surface of the connecting column; reinforcing ribs are arranged in the positioning pipes; the lower surface of the buttress column connected with the connecting column is provided with a third blind hole matched with the positioning tube; a diaphragm is arranged on an opening of the third blind hole, and an adhesive is filled in the third blind hole;
the pier column is formed by longitudinally arranging a plurality of pier columns; the buttress column positioned at the bottommost part is arranged on the connecting column; the end face edge of the top end of each pier column except the pier column at the topmost end is provided with an upward-bulged flanging structure, and any edge of the flanging structure is provided with a grouting hole; reinforcing holes are formed in the end faces of the top ends of the pier columns except for the pier column at the topmost end; the end surface of the bottom end of each pier stud except the pier stud at the bottommost end is provided with a supporting post which protrudes out of the end surface of the bottom end of the pier stud, the position of the supporting post is matched with the reinforcing hole, and the height of the supporting post is greater than the vertical height of the flanging structure;
a deck erected on the pier stud located at the topmost end; and an early warning system comprising a laser transmitter, a laser receiver and an alarm; a first blind hole is formed in the center of the upper surface of the pile foundation, and light through holes are formed in corresponding positions of the bearing platform and the pier stud along the longitudinal extension direction of the first blind hole; a second blind hole communicated with the light through hole in the pier stud is formed in the lower surface of the bridge floor; a protection tube is downwards penetrated through the top end of the light through hole, the bottom end of the protection tube is abutted against the bottom end of the first blind hole, and the top end of the protection tube is flush with the top end of the light through hole; the laser transmitter is arranged at the bottom end of the protection tube; the laser receiver is arranged in the second blind hole, so that the laser receiver receives the laser emitted by the laser emitter; the alarm is connected with the laser receiver, and when the laser receiver cannot receive the laser emitted by the laser emitter, the laser receiver triggers the alarm to execute an alarm action; the laser receiver is arranged in a plurality of numbers, one of the laser receivers is positioned in the center, the other laser receivers are uniformly arranged around the laser receiver positioned in the center, and the distances between each laser receiver and the laser receiver positioned in the center are equal;
in addition, wherein, still include: the branch laser emitters are respectively arranged at the connecting part of the pile foundation and the lower bearing platform, the lower surface of the upper bearing platform connected with the lower bearing platform, the lower surface of the pier column connected with the connecting column and the lower surface of the adjacent two pier columns connected;
the branch laser receivers are respectively arranged at the upper ends of the branch laser transmitters and respectively receive the laser emitted by the adjacent branch laser transmitters above the branch laser receivers; the branch laser receivers are respectively connected to the alarms;
the controller is connected with the laser transmitter, the laser receiver, the branch laser transmitter and the branch laser receiver; the controller controls the laser transmitter and the laser receiver to be started according to a preset period, and controls the branch laser transmitter and the branch laser receiver to be started when the laser receiver cannot receive laser transmitted by the laser transmitter;
the first rectangular bulges in two adjacent rows are arranged in a staggered manner;
supporting holes are formed in the middle of the first rectangular protrusions and the middle of the second rectangular protrusions respectively, and supporting beams penetrate through the supporting holes of the first rectangular protrusions and the second rectangular protrusions in all rows on the same straight line.
The first blind hole is formed in the first convex ridge; the position of the cushion cap and the pier stud, which are provided with the light through holes, is provided with the hole opening columns, and the light through holes are formed in the hole opening columns.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010648197.5A CN111749124A (en) | 2018-06-25 | 2018-06-25 | Assembled bridge structure |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810660328.4A CN108755388B (en) | 2018-06-25 | 2018-06-25 | Assembled bridge structure and construction method thereof |
| CN202010648197.5A CN111749124A (en) | 2018-06-25 | 2018-06-25 | Assembled bridge structure |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810660328.4A Division CN108755388B (en) | 2018-06-25 | 2018-06-25 | Assembled bridge structure and construction method thereof |
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| CN111749124A true CN111749124A (en) | 2020-10-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010648197.5A Pending CN111749124A (en) | 2018-06-25 | 2018-06-25 | Assembled bridge structure |
| CN202010653259.1A Active CN111764262B (en) | 2018-06-25 | 2018-06-25 | Construction method of assembled bridge structure |
| CN201810660328.4A Active CN108755388B (en) | 2018-06-25 | 2018-06-25 | Assembled bridge structure and construction method thereof |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
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| CN202010653259.1A Active CN111764262B (en) | 2018-06-25 | 2018-06-25 | Construction method of assembled bridge structure |
| CN201810660328.4A Active CN108755388B (en) | 2018-06-25 | 2018-06-25 | Assembled bridge structure and construction method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114563023A (en) * | 2022-03-09 | 2022-05-31 | 武汉东湖学院 | Photoelectric sensor capable of uniformly receiving optical signals and use method thereof |
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| CN109797625A (en) * | 2018-12-25 | 2019-05-24 | 安徽正奇建设有限公司 | A kind of asphalt pavement structure and its construction method |
| CN110735385B (en) * | 2019-10-24 | 2021-06-01 | 中国十七冶集团有限公司 | Assembled buttress structure is used in bridge construction that takes precautions against earthquakes convenient to pour |
| CN111172881B (en) * | 2020-01-10 | 2021-10-01 | 中铁建工集团有限公司 | Bridge construction that can dock fast and assemble pours die carrier with assembled buttress |
| CN111691310B (en) * | 2020-07-07 | 2021-10-22 | 倪水木 | Bridge construction method |
| CN111719414B (en) * | 2020-07-07 | 2021-12-10 | 淮北淮海建设工程有限责任公司 | Internal welding and external pouring type bridge pier and beam connection structure and beam and bridge pier butt joint method |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN108755388B (en) | 2020-09-04 |
| CN111764262B (en) | 2022-04-01 |
| CN111764262A (en) | 2020-10-13 |
| CN108755388A (en) | 2018-11-06 |
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