CN109972510A - A kind of assembled combined bridge deck system of the bar away from adjustable U-bolt connector - Google Patents
A kind of assembled combined bridge deck system of the bar away from adjustable U-bolt connector Download PDFInfo
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- CN109972510A CN109972510A CN201910211663.0A CN201910211663A CN109972510A CN 109972510 A CN109972510 A CN 109972510A CN 201910211663 A CN201910211663 A CN 201910211663A CN 109972510 A CN109972510 A CN 109972510A
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 59
- 239000010959 steel Substances 0.000 claims abstract description 59
- 239000004567 concrete Substances 0.000 claims abstract description 22
- 239000011150 reinforced concrete Substances 0.000 claims abstract description 9
- 238000005266 casting Methods 0.000 claims abstract description 5
- 229910000754 Wrought iron Inorganic materials 0.000 claims description 8
- 238000005452 bending Methods 0.000 claims description 7
- 238000012545 processing Methods 0.000 claims description 5
- 230000002787 reinforcement Effects 0.000 claims description 5
- 239000002131 composite material Substances 0.000 claims description 4
- 239000003351 stiffener Substances 0.000 claims description 4
- 238000010276 construction Methods 0.000 abstract description 6
- 238000009434 installation Methods 0.000 abstract description 6
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 230000001151 other effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 238000013461 design Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000010008 shearing Methods 0.000 description 3
- 210000003205 muscle Anatomy 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- 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
- E01D19/12—Grating or flooring for bridges; Fastening railway sleepers or tracks to bridges
-
- 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
- E01D19/12—Grating or flooring for bridges; Fastening railway sleepers or tracks to bridges
- E01D19/125—Grating or flooring for bridges
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The present invention is a kind of assembled combined bridge deck system of the bar away from adjustable U-bolt connector, including U-bolt shear connector and steel I-beam, along the steel I-beam length direction, U-bolt shear connector is set on flange plate on it at a certain distance, casting concrete forms concrete slab on the steel I-beam top flange plate, and the concrete slab is lifted on formation steel reinforced concrete assembled combined bridge deck system on the bent cap above bridge pier.Structure of the invention system, which can be realized, to be reduced installation error, improves connector initial stiffness and other effects so that the load-carrying properties in assembled combined bridge deck system are optimized, and can prefabricated direct assembly, convenient and efficient, construction speed is fast.
Description
Technical field
The present invention relates to belong to technical field of bridge engineering, and in particular to a kind of bar is away from adjustable U-bolt connector
Assembled combined bridge deck system.
Background technique
In field of civil engineering, shear connector is that steel-mixes position crucial in composite structure, for steel reinforced concrete combined bridge deck
Plate is particularly important.Both specifically, shear connector can resist the longitudinal shear on concrete slab and girder steel superposed surfaces, make
It cannot slide.At the same time, shear connector, which can also resist concrete slab and girder steel, has " the starting power " of separation trend.Cause
This, using and which kind of shear connector arranged can play the key of overall performance as composite structure.
Currently, the form of shear connector has very much, it is divided into rigid connector and flexible connecting member.Traditional shear connections
Part mainly has channel steel shear connector, curved muscle shear connector and peg shear connector.Wherein, bendbor connectors are using most
Early, production and construction are all fairly simple, but due to only resisting shearing using the tensile strength of curved muscle, it is single using shearing direction
One, function and effect are poor.Channel steel shear connector, shear resistance is relatively good, but project amount is bigger.Peg shear connector is answered
With the most extensively, peg is suitble to the factorial production, and in-site installation welding workload is big, and complex process, efficiency is lower, construction quality
It is not easy to guarantee.
Steel reinforced concrete combined bridge deck is a kind of novel bridge panel-form, has good stress performance and economy, is had wide
Wealthy development prospect.Steel reinforced concrete combined bridge deck can give full play to the respective advantage of composition material, improve the across footpath of bridge floor, reduce
Weight, greatly improves the progress of construction, and improves the safety of construction.Steel reinforced concrete combined bridge deck maintenance cost is low, and replacement is convenient,
Short time limit has good economy.
The present invention is combining on numerous studies basis, the U-shaped spiral shell made of threaded sleeve connects a pair of of inverted L shape manomelia
U-shaped part manomelia end thread section is passed through the reserved screw hole of the back taper on steel I-beam top flange and uses spiral shell by bolt shear connector
It tethers and connects, and this novel U-shaped shear connector is used for steel reinforced concrete assembled combined bridge deck system to meet Intensity Design
And bridge site operation easily requires.
Summary of the invention
The object of the present invention is to overcome the problems of the prior art, provides a kind of bar and connects away from adjustable U-bolt
The assembled combined bridge deck system of part.
To realize above-mentioned technical purpose and the technique effect, the invention is realized by the following technical scheme:
A kind of assembled combined bridge deck system of the bar away from adjustable U-bolt connector, including U-bolt shear connector and
U-bolt Shear connection is arranged on flange plate along the steel I-beam length direction on it at a certain distance for steel I-beam
Part, casting concrete forms concrete slab on the steel I-beam top flange plate, and the concrete slab is lifted
Steel reinforced concrete assembled combined bridge deck system is formed on the bent cap above bridge pier.
Further, the U-bolt shear connector is connected with each other structure by threaded sleeve by a pair of of inverted L shape bolt
At the head of the manomelia section of the inverted L shape bolt and long limb section is respectively equipped with respective threaded, and the manomelia section of inverted L shape bolt passes through
Screw thread is screwed on threaded sleeve, and the long limb section of inverted L shape bolt is connected by the top flange plate of screw thread and steel I-beam, two inverted Ls
There are certain intervals in be screwed on threaded sleeve between type bolt manomelia, and adjust two by turn threaded sleeve or manomelia section
The spacing for the U-shaped opening that a inverted L shape bolt is formed.
Further, the inverted L shape bolt includes inverted L-shaped bolt manomelia thread segment, the long limb end tapper of inverted L-shaped bolt
Section, the long limb end thread section of inverted L-shaped bolt and inverted L-shaped bolt screw rod, the front end of the inverted L-shaped bolt manomelia thread segment and screw thread
Casing is screwed on, and the rear end of inverted L-shaped bolt manomelia thread segment is vertical with one end of inverted L-shaped bolt screw rod to be connect, and is vertically being connected
The place of connecing forms inverted L-shaped bolt bending section, and the other end of the inverted L-shaped bolt screw rod is sequentially connected the long limb end rolling of inverted L-shaped bolt
Bore section and the long limb end thread section of inverted L-shaped bolt.
Further, the top flange plate of the steel I-beam be equipped with back taper preformed hole, the back taper preformed hole with
The long limb end tapper section of inverted L-shaped bolt matches, and to improve shear stiffness, the long limb end thread section of inverted L-shaped bolt is worn
It crosses back taper preformed hole and extends the top flange plate lower section of steel I-beam, it is logical in the long limb end thread section of the inverted L-shaped bolt
The top flange plate for crossing nut and steel I-beam is affixed.
Further, the inverted L-shaped bolt manomelia thread segment, the long limb end tapper section of inverted L-shaped bolt, inverted L-shaped bolt are long
Limb end thread section and inverted L-shaped bolt screw rod are the integral structures by regular reinforcement or rod iron Bending Processing at inverted L shape.
Further, the height of the long limb end tapper section of the inverted L-shaped bolt is not preferably less than the top flange plate of steel I-beam
Thickness.
Further, the girder side of the steel I-beam is equipped with several transverse stiffeners.
Further, the lap-joint between the steel I-beam bottom wing listrium and bent cap is connected and fixed by support.
The beneficial effects of the present invention are:
1, by threaded sleeve can the manomelia that is mutually butted of a pair of of inverted L-shaped bolt carry out connected adjustable inverted L-shaped bolt
Between screw rod spacing, eliminate steel I-beam top flange plate on back taper reserve pitch of holes manufacturing and fixing error.
2, the top flange plate of steel I-beam opens up back taper preformed hole, and corresponding inverted L-shaped bolt is arranged in inverted L-shaped bolt lower end
Long limb end tapper section, avoids shear connector initial stiffness caused by the installation tolerance between classic screw and reserved screw hole
Low problem.
3, two inverted L-shaped bolts connect to form U-bolt shear connector by threaded sleeve, can assist in combination beam
Shearing resistance and uplift effect are played with stress, optimizes holistic resistant behavior.
4, each component part of U-bolt shear connector can be prefabricated in the factory processing, directly assembled, convenient and efficient,
Promote the speed then lifting construction progress of combined bridge deck manufacture.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of inverted L-shaped bolt of the invention；
Fig. 2 is the U-bolt structural schematic diagram of the invention being formed by connecting by two inverted L-shaped bolts with sleeve nut；
Fig. 3 is that U-bolt shear connector of the invention is connected to the cross-sectional view on I-steel；
Fig. 4 is the structural schematic diagram of the invention that U bolt shear connector is arranged in steel I-beam top flange；
Fig. 5 is the structural schematic diagram of single combined bridge deck of the invention；
Fig. 6 is the structure sectional view of single combined bridge deck of the invention；
Fig. 7 is the structural schematic diagram of bridge pier of the invention, bent cap and support arrangement；
Fig. 8 is that single combined bridge deck of the invention is lifted on the structural schematic diagram on bent cap；
Fig. 9 is the structural schematic diagram of the assembled combined bridge deck system of rigging out of the invention.
Figure label explanation: 1, inverted L-shaped bolt manomelia thread segment, 2, the long limb end tapper section of inverted L-shaped bolt, 3, inverted L-shaped
The long limb end thread section of bolt, 4, inverted L-shaped bolt screw rod, 5, inverted L-shaped bolt bending section, 6, back taper preformed hole, 7, I-steel
Beam, 8, threaded sleeve, 9 nuts, 10, washer, 11, transverse stiffener, 12, concrete slab, 13, bridge pier, 14, bent cap, 15,
Support, 16, concrete slab edges of boards occlusion portion.
Specific embodiment
It is below with reference to the accompanying drawings and in conjunction with the embodiments, next that the present invention will be described in detail.
As shown in figure 9, a kind of assembled combined bridge deck system of bar away from adjustable U-bolt connector, including U-shaped spiral shell
Bolt shear connector and steel I-beam 7 are arranged on flange plate on it at a certain distance along 7 length direction of steel I-beam
U-bolt shear connector, casting concrete forms concrete slab 12 on 7 top flange plate of steel I-beam, at this
In embodiment, it is equipped with concrete slab edges of boards occlusion portion 16 in the side of concrete slab 12, can be used for connecting other
The concrete slab 12 is lifted on the bent cap 14 of 13 top of bridge pier and forms steel reinforced concrete dress by partial concrete slab 12
With formula combined bridge deck system.
The U-bolt shear connector is interconnected to constitute by a pair of of inverted L shape bolt by threaded sleeve 8, the inverted L
The head of the manomelia section of type bolt and long limb section is respectively equipped with respective threaded, and the manomelia section of inverted L shape bolt passes through screw thread and screw thread
Casing 8 is screwed on, and the long limb section of inverted L shape bolt is connect by screw thread with the top flange plate of steel I-beam 7, and two inverted L shape bolts are short
There are certain intervals in be screwed on threaded sleeve 8 between limb, and adjust two inverted Ls by turn threaded sleeve 8 or manomelia section
The spacing for the U-shaped opening that type bolt is formed.
The inverted L shape bolt includes inverted L-shaped bolt manomelia thread segment 1, the long limb end tapper section 2 of inverted L-shaped bolt, inverted L-shaped
The long limb end thread section 3 of bolt and inverted L-shaped bolt screw rod 4, the front end of the inverted L-shaped bolt manomelia thread segment 1 and threaded sleeve 8
It is screwed on, the rear end of inverted L-shaped bolt manomelia thread segment 1 is vertical with one end of inverted L-shaped bolt screw rod 4 to be connect, and is vertically being connected
Place forms inverted L-shaped bolt bending section 5, and the other end of the inverted L-shaped bolt screw rod 4 is sequentially connected the long limb end rolling of inverted L-shaped bolt
Bore section 2 and the long limb end thread section 3 of inverted L-shaped bolt.
The top flange plate of the steel I-beam 7 is equipped with back taper preformed hole 6, the back taper preformed hole 6 and inverted L-shaped spiral shell
The long limb end tapper section 2 of bolt matches, and when installation, which both accomplishes to fit closely, to be advisable, to improve shear stiffness, inverted L-shaped
The long limb end tapper section 2 of bolt reduces the section of inverted L-shaped bolt screw rod 4, to avoid section from reducing in processing
Greatly, to reduce the shear stiffness of junction, the long limb end thread section 3 of inverted L-shaped bolt passes through back taper preformed hole 6 and prolongs
It stretches out below the top flange plate of steel I-beam 7, passes through nut 9 and steel I-beam in the long limb end thread section 3 of the inverted L-shaped bolt
7 top flange plate is affixed, during installation, the length for the long limb end thread section 3 of inverted L-shaped bolt stretched out across back taper preformed hole 6
The height that degree cannot be less than nut 9 is additionally provided with washer in the long limb end thread section 3 of inverted L-shaped bolt in the present embodiment
10, for cooperating with nut 9.
The inverted L-shaped bolt manomelia thread segment 1, the long limb end tapper section 2 of inverted L-shaped bolt, the long limb end spiral shell of inverted L-shaped bolt
Line section 3 and inverted L-shaped bolt screw rod 4 are the integral structures by regular reinforcement or rod iron Bending Processing at inverted L shape.
The height of the long limb end tapper section 2 of inverted L-shaped bolt is not preferably less than the thickness of the top flange plate of steel I-beam 7.
The girder side of the steel I-beam 7 is equipped with several transverse stiffeners 11.
Lap-joint between the 7 bottom wing listrium of steel I-beam and bent cap 14 is connected and fixed by support 15.
Implementation steps of the present invention when specifically installing and using are described in detail below in conjunction with above-mentioned technical proposal and attached drawing:
The first step, as shown in Figure 1, being processed into inverted L-shaped using regular reinforcement or rod iron, the long limb and manomelia of inverted L shape rod iron are mutual
Vertically, inverted L-shaped bolt manomelia thread segment 1 is processed at the manomelia end end of inverted L-shaped rod iron, successively processes inverted L-shaped in long limb section
The long limb end tapper section 2 of bolt screw rod 4, inverted L-shaped bolt and the long limb end thread section 3 of inverted L-shaped bolt；
Second step, as shown in Fig. 2, taking two inverted L-shaped bolts to dock in inverted L-shaped bolt manomelia thread segment 1, and with threaded sleeve 8
Connection, forms U-bolt shear connector, and threaded sleeve 8 uses internally threaded sleeve；
Third step, as shown in figure 3, outputing back taper preformed hole by the screw hole spacing of design on the top flange plate of steel I-beam 7
6, the long limb section of U-bolt shear connector is inserted into back taper preformed hole 6, the long limb end tapper section 2 of inverted L-shaped bolt and back taper
Shape preformed hole 6 matches, and the long limb end thread section 3 of inverted L-shaped bolt for stretching out back taper preformed hole 6 is fastenedly connected with bolt 9；
4th step, as shown in figure 4, the U-bolt shear connector that certain amount requires is arranged on steel I-beam 7, U-bolt
Spacing between shear connector is referring to this field correlation conventional specification；
5th step, as shown in Figure 5 and Figure 6, casting concrete forms concrete bridge deck above the top flange plate of steel I-beam 7
Plate then forms a kind of combined bridge deck of the bar away from adjustable U-bolt shear connector；
6th step is bent cap 14 above bridge pier 13, is disposed on bent cap 14 several as shown in fig. 7, the bridge pier 13 that layout design is good
Has support 15 at regular intervals；
7th step, as shown in figure 8, above-mentioned this kind of bar is lifted on away from the combined bridge deck of adjustable U-bolt shear connector
On support 15 on bent cap 14.
8th step connects as shown in figure 9, successively arranging that above-mentioned this kind of bar is sheared away from adjustable U-bolt between bent cap 14
The combined bridge deck of fitting, can increase corresponding bridge span number by design requirement can form based on a kind of bar away from adjustable U-shaped spiral shell
The assembled combined bridge deck system of bolt shear connector.
The principle of the invention
In the present invention, regular reinforcement or rod iron be processed into the integral structure of inverted L shape, and by the short of the reinforcing bar of inverted L shape or rod iron
Limb processes inverted L-shaped bolt manomelia thread segment 1, and its long limb then successively processes inverted L-shaped bolt screw rod 4, the long limb of inverted L-shaped bolt
End tapper section 2 and the long limb end thread section 3 of inverted L-shaped bolt；The top flange plate of steel I-beam 7 is opened by the screw hole spacing of design
Back taper preformed hole 6 out；
The threaded sleeve 8 of inverted L-shaped bolt manomelia thread segment 1 of two inverted L shape bolts is connected, the upper of steel I-beam 7 is eliminated
The manufacturing and fixing error of the 6 aperture spacing of back taper preformed hole of flange plate reserves the long limb insertion back taper of inverted L shape bolt
Hole 6, so that the long limb end tapper section 2 of inverted L-shaped bolt is bonded with back taper preformed hole 6, and the long limb end thread section of inverted L-shaped bolt
3 from back taper preformed hole 6 stretch out and be fastenedly connected with nut 9, avoid establish traditional connectors cause because of installation error just
The low problem of beginning rigidity.
The U-shaped connector of arrangement regulation spacing on the top flange plate of steel I-beam 7, by concreting in steel I-beam
Concrete slab 12 is formed on 7, then completed steel-is mixed into combined bridge deck integral hoisting in the bridge pier 13 for being covered with support 15
Bent cap 14 on, the spacing for the U-shaped opening that two inverted L shape bolts are formed is adjusted by turn threaded sleeve 8 or manomelia section, thus
Form the assembled combined bridge deck system based on a kind of bar away from adjustable U-bolt connector.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (8)
1. a kind of assembled combined bridge deck system of bar away from adjustable U-bolt connector, which is characterized in that including U-shaped spiral shell
Bolt shear connector and steel I-beam (7), along the steel I-beam (7) length direction at a certain distance on it on flange plate
U-bolt shear connector is set, and casting concrete forms concrete slab on the steel I-beam (7) top flange plate
(12), the concrete slab (12) is lifted on the bent cap (14) above bridge pier (13) and forms steel reinforced concrete assembled composite bridge
Panel system.
2. assembled combined bridge deck system of the bar according to claim 1 away from adjustable U-bolt connector, feature
It is, the U-bolt shear connector is interconnected to constitute by a pair of of inverted L shape bolt by threaded sleeve (8), the inverted L
The head of the manomelia section of type bolt and long limb section is respectively equipped with respective threaded, and the manomelia section of inverted L shape bolt passes through screw thread and screw thread
Casing (8) is screwed on, and the long limb section of inverted L shape bolt is connect by screw thread with the top flange plate of steel I-beam (7), two inverted L shape spiral shells
There are certain intervals in be screwed on threaded sleeve (8) between bolt manomelia, and are adjusted by turn threaded sleeve (8) or manomelia section
The spacing for the U-shaped opening that two inverted L shape bolts are formed.
3. assembled combined bridge deck system of the bar according to claim 2 away from adjustable U-bolt connector, feature
It is, the inverted L shape bolt includes inverted L-shaped bolt manomelia thread segment (1), the long limb end tapper section (2) of inverted L-shaped bolt, inverted L-shaped
The long limb end thread section (3) of bolt and inverted L-shaped bolt screw rod (4), the front end of the inverted L-shaped bolt manomelia thread segment (1) and spiral shell
Line casing (8) is screwed on, and the rear end of inverted L-shaped bolt manomelia thread segment (1) is vertical with one end of inverted L-shaped bolt screw rod (4) to be connect, and
And inverted L-shaped bolt bending section (5) are formed in perpendicular joints, the other end of the inverted L-shaped bolt screw rod (4) is sequentially connected inverted L
The long limb end tapper section (2) of shape bolt and the long limb end thread section (3) of inverted L-shaped bolt.
4. assembled combined bridge deck system of the bar according to claim 3 away from adjustable U-bolt connector, feature
It is, the top flange plate of the steel I-beam (7) is equipped with back taper preformed hole (6), the back taper preformed hole (6) and inverted L
The long limb end tapper section (2) of shape bolt matches, to improve shear stiffness, the long limb end thread section (3) of inverted L-shaped bolt
Across back taper preformed hole (6) and extend below the top flange plate of steel I-beam (7), in the long limb end of the inverted L-shaped bolt
Thread segment (3) is affixed by nut (9) and the top flange plate of steel I-beam (7).
5. assembled combined bridge deck system of the bar according to claim 3 or 4 away from adjustable U-bolt connector,
It is characterized in that, the inverted L-shaped bolt manomelia thread segment (1), the long limb end tapper section (2) of inverted L-shaped bolt, the long limb of inverted L-shaped bolt
End thread section (3) and inverted L-shaped bolt screw rod (4) are the integral structures by regular reinforcement or rod iron Bending Processing at inverted L shape.
6. assembled combined bridge deck system of the bar according to claim 4 away from adjustable U-bolt connector, feature
It is, the height of the long limb end tapper section (2) of inverted L-shaped bolt is not preferably less than the thickness of the top flange plate of steel I-beam (7).
7. assembled combined bridge deck system of the bar according to claim 1 away from adjustable U-bolt connector, feature
It is, the girder side of the steel I-beam (7) is equipped with several transverse stiffeners (11).
8. assembled combined bridge deck system of the bar according to claim 1 away from adjustable U-bolt connector, feature
It is, the lap-joint between steel I-beam (7) the bottom wing listrium and bent cap (14) is connected and fixed by support (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910211663.0A CN109972510B (en) | 2019-03-20 | 2019-03-20 | Assembled type combined bridge deck system with adjustable rod distance and U-shaped bolt connecting piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910211663.0A CN109972510B (en) | 2019-03-20 | 2019-03-20 | Assembled type combined bridge deck system with adjustable rod distance and U-shaped bolt connecting piece |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109972510A true CN109972510A (en) | 2019-07-05 |
| CN109972510B CN109972510B (en) | 2024-02-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910211663.0A Active CN109972510B (en) | 2019-03-20 | 2019-03-20 | Assembled type combined bridge deck system with adjustable rod distance and U-shaped bolt connecting piece |
Country Status (1)
| Country | Link |
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| CN (1) | CN109972510B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112176850A (en) * | 2020-09-30 | 2021-01-05 | 长沙理工大学 | Steel-UHPC combined structure shear connector and manufacturing and mounting method thereof |
| CN112681591A (en) * | 2020-12-15 | 2021-04-20 | 北京赛博思工程技术研究院 | Detachable concrete floor and mounting method thereof |
| CN113585618A (en) * | 2021-06-11 | 2021-11-02 | 中建科技（福州）有限公司 | Precast concrete composite beam and construction method thereof |
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| CN108330829A (en) * | 2018-04-11 | 2018-07-27 | 天津大学 | A kind of steel plate and concrete composite floorings using U-bolt shear connector |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112176850A (en) * | 2020-09-30 | 2021-01-05 | 长沙理工大学 | Steel-UHPC combined structure shear connector and manufacturing and mounting method thereof |
| CN112681591A (en) * | 2020-12-15 | 2021-04-20 | 北京赛博思工程技术研究院 | Detachable concrete floor and mounting method thereof |
| CN113585618A (en) * | 2021-06-11 | 2021-11-02 | 中建科技（福州）有限公司 | Precast concrete composite beam and construction method thereof |
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