CN107246009A - Municipal concrete steel structure viaduct and its installation method - Google Patents
Municipal concrete steel structure viaduct and its installation method Download PDFInfo
- Publication number
- CN107246009A CN107246009A CN201710558693.XA CN201710558693A CN107246009A CN 107246009 A CN107246009 A CN 107246009A CN 201710558693 A CN201710558693 A CN 201710558693A CN 107246009 A CN107246009 A CN 107246009A
- Authority
- CN
- China
- Prior art keywords
- scroll
- thin end
- bridge pier
- grabbing
- plot
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/74—Means for anchoring structural elements or bulkheads
- E02D5/80—Ground anchors
-
- 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
Abstract
The present invention relates to bridge technology field, more particularly to municipal concrete steel structure viaduct, including bridge pier, bridge pier and abutment, bridge pier is fixed on bridge pier and is supported in below abutment, the bridge pier includes pile and support stake, the pile includes grabbing the thin end of the scroll and pressure plot, the thin end of the scroll of grabbing is curved hollow pipe, the head for grabbing the thin end of the scroll has angle, the diameter for grabbing the thin end of the scroll is tapered into from afterbody to head, device of blocking up is placed with the angle for grabbing the thin end of the scroll, the device of blocking up includes the plate of blocking up being adapted with the angle, it is fixedly mounted on the spring for back of blocking up, it is fixedly mounted on the baffle plate of spring end and is fixedly mounted on the blend stop grabbed on the thin end of the scroll inwall；The pressure plot is arranged on the top for grabbing the thin end of the scroll, press and groove is provided with plot, the groove floor in pressure plot is provided with grabbing ground club head to the hole being adapted to, and the upper end in the pressure plot is provided with screwed hole, the bridge pier is connected by screw with bridge pier, the abutment and bridge pier mode connects for screw.
Description
Technical field
The present invention relates to a kind of town road bridge technology field, more particularly to a kind of municipal concrete steel structure grade separation
Bridge.
Background technology
At present, national rapid economic development, big small city possesses that number of vehicles is more and more per capita, the road in city
It is increasingly congestion, although urban road is in a large amount of newly-increased and rectification, but present situation is still more to carry out also congestion.
Intersection in city, for pedestrian, the safety of vehicle and the consideration maintained order, generally sets at the parting of the ways
There are traffic lights automatically control traffic order, vehicle is required for stopping when traveling encounters red light to crossroad and waited,
And the simply pedestrian for the vehicle parking waiting simply kept straight on for that need not turn.When distance farther out when, it is necessary to pass through crossing
Inherently more, if each crossing is required for waiting once, even repeatedly red light could pass through, and also will result in whole piece road
On rest on road and wait the car for mouth of passing by one's way more, and then generate congestion in road problem.As can be seen here, it is ensured that straight in road
The unobstructed vehicle that is not detained of runway is the basic method for solving traffic congestion.And make road forever unobstructed, it is necessary to be built at crossing
Vertical viaduct.And in many mature cities such as Changsha, a large amount of populations are poured in, the increase of a large amount of vehicles is driven, but city is in itself
Design and the reserved of road lead to not build viaduct on existing road, even and if there is space to build, concreting it is vertical
Hand over bridge cost high, construction period is longer, and president's time effects road traffic in construction, build row on many roads at present
People's metal bridge, but the bridge pier of metal bridge is larger, the traffic also having had influence on ground.
The content of the invention
The applicant provides a kind of municipal concrete steel structure viaduct, and it has, and bridge pier floor space is small, build the time
It is short, can anti-down resistance to movement the characteristics of.
In order to solve the above problems, the present invention uses following scheme：
A kind of municipal concrete steel structure viaduct, including bridge pier, bridge pier and abutment, bridge pier are fixed on bridge pier and supported
Below abutment, the bridge pier includes pile and support stake, and the pile includes grabbing the thin end of the scroll and pressure plot, pressure plot and support stake
It is structure as a whole and with the inner chamber of connection, the thin end of the scroll of grabbing is curved hollow pipe, and the head for grabbing the thin end of the scroll has oblique
Mouthful, the diameter for grabbing the thin end of the scroll is tapered into from afterbody to head, and device of blocking up is placed with the angle for grabbing the thin end of the scroll, described stifled
Mouthpart include be adapted with the angle plate of blocking up, be fixedly mounted on the spring for back of blocking up, be fixedly mounted on spring end
The baffle plate at end and it is fixedly mounted on the blend stop grabbed on the thin end of the scroll inwall；The pressure plot is arranged in the top for grabbing the thin end of the scroll, pressure plot
Provided with groove, the groove floor in pressure plot is provided with grabbing ground club head to the hole being adapted to, and the upper end in the pressure plot is provided with screw thread
Hole, the bridge pier is connected by screw with bridge pier, the abutment and bridge pier mode connects for screw.
It is used as the further improvement of above-mentioned technical proposal：
Grab and steel wire is stretched into the top of the thin end of the scroll, the top of the steel wire is twisted one in pressure plot.
The ground bar side wall of grabbing is provided with multiple reinforced holes tilted down.
The reinforced hole is obliquely installed.
Pressure plot inner bottom surface is concave surface.
The present invention also provides a kind of installation method of municipal concrete steel structure viaduct, including：
Grab the installation process of the thin end of the scroll：The hole in pressure plot can be put down by digging on the ground, will be grabbed the thin end of the scroll and utilized hydraulic test pressure
Enter underground, many are grabbed the thin end of the scroll into tree root disc distribution, are grabbed the thin end of the scroll and are pressed into after correct position, water is poured into from the upper end for grabbing the thin end of the scroll
Mud, during cement is poured into, will grab the thin end of the scroll and lifts a small distance upwards, using the squeezing action of cement, block up plate with tiltedly
Mouth separation, cement is extruded from angle in infiltration soil；
Press the installation process in plot：After grabbing the cement in the thin end of the scroll and filling but when not spilling over, then pressure plot is placed in grabs ground
In the upper end of bar, the base apertures for grabbing the thin end of the scroll insertion pressure plot；Pressure plot and after the completion of grabbing the thin end of the scroll and being combined, from the upper end filling for pressing plot
Enter cement, fill up whole inner chamber and drowning grabs the thin end of the scroll, filled and led up the hole dug using cement, and cover pressure plot；
The installation process of bridge pier：By the lower end of bridge pier by screw with pressing the upper end in plot to be connected, finally by abutment and bridge
The upper end of pier is connected by screw.
The technical effects of the invention are that：
The present invention grabs ground structure using lower embedding type, the reasonable in design, ingenious；Tree root disc distribution grabs the thin end of the scroll,
Strong connection is formed with ground, it is hollow to grab in the thin end of the scroll after cementing, improve selve support intensity and raising and the combination of soil
Power；Combined using pressure plot with grabbing the thin end of the scroll, the pressure exposed part floor space outside ground in plot is small, will not take excessive road
Road, does not interfere with traffic above-ground.
Brief description of the drawings
Fig. 1 is structural representation of the invention.
Fig. 2 is installed on the structure chart of underground for bridge pier in the present invention.
Fig. 3 is grabs the local structural graph of the thin end of the scroll in the present invention.
In figure：1st, bridge pier；11st, pile；111st, the thin end of the scroll is grabbed；1111st, angle；1112nd, block up plate；1113rd, spring；1114、
Baffle plate；1115th, blend stop；1116th, reinforced hole；112nd, plot is pressed；1121st, groove；113rd, steel wire；12nd, stake is supported；2nd, bridge pier；3、
Abutment.
Embodiment
The embodiment to the present invention is described further below in conjunction with the accompanying drawings, how to apply skill to the present invention whereby
Art means solve technical problem, and reach the implementation process of technique effect and can fully understand and implement according to this.Need explanation
It is that, as long as not constituting conflict, each embodiment in the present invention and each feature in each embodiment can be combined with each other, institute
The technical scheme of formation is within protection scope of the present invention.
Embodiment 1：As shown in Figure 1 to Figure 3, the municipal concrete steel structure viaduct of the present embodiment, including bridge pier 1, bridge
Pier 2 and abutment 3, bridge pier 2 are fixed on bridge pier 1 and are supported in the lower section of abutment 3, and bridge pier 1 includes pile 11 and support stake 12, pile
11 include grabbing the thin end of the scroll 111 and pressure plot 112, grab the thin end of the scroll 111 for curved hollow pipe, during making, grab the thin end of the scroll 111 for two halves
Welding is combined；Grabbing the head of the thin end of the scroll 111 has angle 1111, and the diameter for grabbing the thin end of the scroll 111 is tapered into from afterbody to head,
Grab in the angle 1111 of the thin end of the scroll 111 and be placed with device of blocking up, it is plate 1112 of blocking up that device of blocking up includes being adapted with angle 1111, solid
Dingan County is mounted in the spring 1113 at the back side of plate 1112 of blocking up, is fixedly mounted on the baffle plate 1114 of the end of spring 1113 and is fixedly mounted on
Grab the blend stop 1115 on the inwall of the thin end of the scroll 111；Pressure plot 112 is arranged on the top for grabbing the thin end of the scroll 111, and pressure is provided with groove in plot 112
1121, the groove floor in pressure plot 112 is provided with grabbing the head of the thin end of the scroll 111 to the hole being adapted to, and the upper end in pressure plot 112 is provided with screw thread
Hole, bridge pier 2 is connected by screw with bridge pier 1, and abutment 3 uses mode connects for screw with bridge pier 2.Screw between bridge pier 2 and bridge pier 1 can be with
Multi-turn above and below being arranged to, the screw between abutment 3 and bridge pier 2 can also equally be arranged to multi-turn.
During construction, the hole in pressure plot 112 can be put down first by digging on the ground, will be grabbed the thin end of the scroll 111 and utilized hydraulic test pressure
Enter underground, many are grabbed the thin end of the scroll 111 into tree root disc distribution, are grabbed the thin end of the scroll 111 and are pressed into after correct position, from grabbing the upper of the thin end of the scroll 111
End pours into cement；Wherein, when the thin end of the scroll 111 is grabbed in insertion, if encounter subsurface stone etc. and can not continue to push, it can will grab ground
The part that the upper end of bar 111 is higher by hole bottom is cut away, or will be grabbed the thin end of the scroll 111 and be pulled up and push again；During pouring into cement,
The lifting a small distance (50-200mm) upwards of the thin end of the scroll 111 will be grabbed, the thin end of the scroll 111 is curved and extruding due to cement is made due to grabbing
With plate 1112 of blocking up is separated with angle 1111, and cement is extruded from angle 1111 in infiltration soil；When grabbing the water in the thin end of the scroll 111
After mud is filled but when can not overflow, then pressure plot 112 is placed in the upper end for grabbing the thin end of the scroll 111, grabs the insertion pressure of the thin end of the scroll 111 plot 112
Base apertures in；Press after the installation of plot 112, pour into cement from the upper end in pressure plot 112, fill up whole inner chamber and drowning is grabbed
The thin end of the scroll 111；The hole dug is filled and led up using cement, and covers pressure plot 112.The lower end of bridge pier 2 is passed through into screw and pressure plot
112 upper end is connected, and finally the upper end of abutment 3 and bridge pier 2 is connected by screw.
Embodiment 2：The present embodiment is further improved on the basis of embodiment 1, wherein, grab the top of the thin end of the scroll 111
Steel wire 113 is inside stretched into, the top of steel wire 113 is twisted one in pressure plot 112.During construction, underground is inserted when grabbing the thin end of the scroll 111
Afterwards, before cementing, the insertion of steel wire 113 is grabbed in the thin end of the scroll 111, steel wire 113 is twisted after one, then pours into cement.It will grab ground
Bar 111 is fixed together by the steel wire 113 being embedded in cement, improves the adjacent overall earth-grasping force grabbed between the thin end of the scroll 111 and stably
Property.
Embodiment 3：The present embodiment further improves on the basis of above-described embodiment 1 and embodiment 2, grabs the side of the thin end of the scroll 111
Wall is provided with multiple reinforced holes 1116.When reinforced hole 1116 is used for cementing, beneficial to oozing out for cement, the thin end of the scroll is grabbed so as to reinforce
Grasp force between 111 and soil.Wherein, reinforced hole 1116 is obliquely installed, and is tilted upward from the Inside To Outside for grabbing the thin end of the scroll 111
Extension, can be avoided when grabbing in the insertion soil of the thin end of the scroll 111, and soil enters from the reinforced hole 1116 grabs the inner chamber of the thin end of the scroll 111 and block up
Extremely.
In the present invention, pour into and grabbed in the thin end of the scroll 111 for ease of cement, the pressure inner bottom surface of plot 112 is concave surface, and concave surface can facilitate water
Mud water conservancy diversion.
Embodiment provided above is the better embodiment of the present invention, only illustrates the present invention for convenient, not to this hair
It is bright to make any formal limitation, any those of ordinary skill in the art, if putting forward skill not departing from the present invention
In the range of art feature, using the equivalent embodiment locally changed or modified made by disclosed technology contents, and
Without departing from the technical characteristic content of the present invention, in the range of still falling within the technology of the present invention feature.
Claims (6)
1. a kind of municipal concrete steel structure viaduct, it is characterised in that：Including bridge pier (1), bridge pier (2) and abutment (3), bridge pier
(2) it is fixed on bridge pier (1) and is supported in below abutment (3), the bridge pier (1) includes pile (11) and support stake (12), institute
Pile (11) is stated to grab the thin end of the scroll (111) in what packing shape was distributed including many and be fixedly installed in described in many and grab in the thin end of the scroll (111)
The pressure plot (112) at end, pressure plot (112) is structure as a whole with support stake (12) and with the inner chamber connected, described to grab the thin end of the scroll
(111) it is curved hollow pipe, the head for grabbing the thin end of the scroll (111) has angle (1111), described to grab the straight of the thin end of the scroll (111)
Footpath is tapered into from afterbody to head, and device of blocking up, the device bag of blocking up are placed with the angle (1111) for grabbing the thin end of the scroll (111)
Include the plate of blocking up (1112) being adapted with the angle (1111), be fixedly mounted on the spring at plate of blocking up (1112) back side
(1113), it is fixedly mounted on the baffle plate (1114) of spring (1113) end and is fixedly mounted on the gear grabbed on the thin end of the scroll (111) inwall
Bar (1115)；The pressure plot (112) is arranged in the top for grabbing the thin end of the scroll (111), pressure plot (112) and is provided with groove (1121),
The groove floor of plot (112) is pressed to be provided with grabbing the thin end of the scroll (111) head to the hole being adapted to, the upper end of the pressure plot (112) is set
There is screwed hole, the bridge pier (2) is connected by screw with bridge pier (1), the abutment (3) uses mode connects for screw with bridge pier (2).
2. municipal concrete steel structure viaduct according to claim 1, it is characterised in that：Grab the top of the thin end of the scroll (111)
Steel wire (113) is inside stretched into, the top of the steel wire (113) is twisted one in pressure plot (112).
3. municipal concrete steel structure viaduct according to claim 1, it is characterised in that：It is described to grab the thin end of the scroll (111) side
Wall is provided with multiple reinforced holes (1116).
4. municipal concrete steel structure viaduct according to claim 4, it is characterised in that：The reinforced hole (1116) is inclined
Tiltedly set.
5. municipal concrete steel structure viaduct according to claim 1, it is characterised in that：In the pressure plot (112)
Bottom surface is concave surface.
6. a kind of installation method of municipal concrete steel structure viaduct as claimed in claim 1, it is characterised in that including：
Grab the installation process of the thin end of the scroll (111)：The hole of pressure plot (112) can be put down by digging on the ground, will grab the thin end of the scroll (111) utilization
Hydraulic test is pressed into underground, and many are grabbed the thin end of the scroll (111) into tree root disc distribution, are grabbed the thin end of the scroll (111) and are pressed into after correct position, from
The upper end for grabbing the thin end of the scroll (111) pours into cement, during cement is poured into, and will grab the thin end of the scroll (111) and lifts a small distance upwards, profit
With the squeezing action of cement, plate of blocking up (112) is separated with angle (1111), and cement extrusion from angle (1111) penetrates into soil
In；
Press the installation process of plot (112)：After grabbing the cement in the thin end of the scroll (111) and filling but when not spilling over, then plot will be pressed
(112) upper end for grabbing the thin end of the scroll (111) is placed in, in the base apertures for grabbing the thin end of the scroll (111) insertion pressure plot (112)；Press plot (112) with
Grab after the completion of the thin end of the scroll (111) combination, cement is poured into from the upper end of support stake (12), fill up whole pressure plot (112) inner chamber and cover
The thin end of the scroll (111) is not grabbed, the hole dug is filled and led up using cement, and covers pressure plot (112)；
The installation process of bridge pier (2)：The lower end of bridge pier (2) is connected by screw and the upper end of pressure plot (112), finally by bridge
The upper end of platform (3) and bridge pier (2) is connected by screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710558693.XA CN107246009A (en) | 2017-07-11 | 2017-07-11 | Municipal concrete steel structure viaduct and its installation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710558693.XA CN107246009A (en) | 2017-07-11 | 2017-07-11 | Municipal concrete steel structure viaduct and its installation method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107246009A true CN107246009A (en) | 2017-10-13 |
Family
ID=60014556
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710558693.XA Withdrawn CN107246009A (en) | 2017-07-11 | 2017-07-11 | Municipal concrete steel structure viaduct and its installation method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107246009A (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US779880A (en) * | 1904-04-12 | 1905-01-10 | Frank Shuman | Forming concrete piles and preparatory piles therefor. |
| FR844126A (en) * | 1937-10-02 | 1939-07-19 | Method and material for the formation in soil of cement concrete piles for foundations | |
| US2576507A (en) * | 1949-02-14 | 1951-11-27 | Ben C Gerwick Inc | Hollow mandrel for placement of discrete material |
| US5039256A (en) * | 1990-03-15 | 1991-08-13 | Richard Gagliano | Pinned foundation system |
| JPH10299005A (en) * | 1997-04-24 | 1998-11-10 | Tone Chika Gijutsu Kk | Footing equipped with sloped pile bundled and method of construction work |
| JP2001032296A (en) * | 1999-07-22 | 2001-02-06 | Shimizu Corp | Vibration control foundation structure |
| JP2006207124A (en) * | 2005-01-25 | 2006-08-10 | Nippon Sharyo Seizo Kaisha Ltd | Steel-made pier structural body and its construction method |
| CN101139834A (en) * | 2007-08-02 | 2008-03-12 | 夏良站 | Concrete pile structure |
| JP2011006944A (en) * | 2009-06-26 | 2011-01-13 | Tis&Partners Co Ltd | Bridge structure |
| JP2012092532A (en) * | 2010-10-26 | 2012-05-17 | Takaaki Yoshimura | Pile for soft ground reinforcement and construction method therefor |
| CN104685132A (en) * | 2012-07-20 | 2015-06-03 | 伊藤组土建株式会社 | Pile foundation and pile foundation installation method |
-
2017
- 2017-07-11 CN CN201710558693.XA patent/CN107246009A/en not_active Withdrawn
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US779880A (en) * | 1904-04-12 | 1905-01-10 | Frank Shuman | Forming concrete piles and preparatory piles therefor. |
| FR844126A (en) * | 1937-10-02 | 1939-07-19 | Method and material for the formation in soil of cement concrete piles for foundations | |
| US2576507A (en) * | 1949-02-14 | 1951-11-27 | Ben C Gerwick Inc | Hollow mandrel for placement of discrete material |
| US5039256A (en) * | 1990-03-15 | 1991-08-13 | Richard Gagliano | Pinned foundation system |
| JPH10299005A (en) * | 1997-04-24 | 1998-11-10 | Tone Chika Gijutsu Kk | Footing equipped with sloped pile bundled and method of construction work |
| JP2001032296A (en) * | 1999-07-22 | 2001-02-06 | Shimizu Corp | Vibration control foundation structure |
| JP2006207124A (en) * | 2005-01-25 | 2006-08-10 | Nippon Sharyo Seizo Kaisha Ltd | Steel-made pier structural body and its construction method |
| CN101139834A (en) * | 2007-08-02 | 2008-03-12 | 夏良站 | Concrete pile structure |
| JP2011006944A (en) * | 2009-06-26 | 2011-01-13 | Tis&Partners Co Ltd | Bridge structure |
| JP2012092532A (en) * | 2010-10-26 | 2012-05-17 | Takaaki Yoshimura | Pile for soft ground reinforcement and construction method therefor |
| CN104685132A (en) * | 2012-07-20 | 2015-06-03 | 伊藤组土建株式会社 | Pile foundation and pile foundation installation method |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20171013 |
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| WW01 | Invention patent application withdrawn after publication |