CN105544403A - Adjustable inner formwork for construction of bridge variable-cross-section hollow pier and construction method thereof - Google Patents
Adjustable inner formwork for construction of bridge variable-cross-section hollow pier and construction method thereof Download PDFInfo
- Publication number
- CN105544403A CN105544403A CN201610032363.2A CN201610032363A CN105544403A CN 105544403 A CN105544403 A CN 105544403A CN 201610032363 A CN201610032363 A CN 201610032363A CN 105544403 A CN105544403 A CN 105544403A
- Authority
- CN
- China
- Prior art keywords
- block
- template
- formwork
- section
- inner formword
- 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.)
- Granted
Links
Classifications
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
An adjustable inner formwork for construction of a bridge variable-cross-section hollow pier comprises four side formwork bodies forming four edges of the inner formwork and four chamfer formwork bodies located at four corners of the inner formwork. Each side formwork body comprises an integral formwork body and two combined formwork bodies. Each combined formwork body comprises multiple seam closing and block drawing formwork bodies. A side wing is arranged on each of the two sides of each chamfer formwork body, and the two side wings of each chamfer formwork body are in overlap joint with the adjacent side formwork bodies. During construction, by reducing the number of the seam closing and block drawing formwork bodies of the inner formwork and adjusting the overlap width of the chamfer formwork bodies and the side formwork bodies, constant changing of the cross section size of a pier body is achieved, the difficulty in inner formwork size changing of the variable-cross-section thin-wall hollow high pier is lowered, the precision of control over the boundary dimension of the pile body is improved, repeated use of the formwork is achieved, and investment in and consumption of the formwork are reduced.
Description
Technical field
The present invention relates to a kind of inner formword of bridge variable cross-section thin-wall hollow high-pier, and adopt this inner formword carry out bridge variable cross-section hollow pier construction method, belong to bridge variable cross-section high pier construction field.
Background technology
Along with Longspan Bridge increasingly extensive adopt Materials with High Strength and thin wall construction, the design of bridge variable cross-section tall pier and thin wall is widely adopted.Bridge variable cross-section thin-wall hollow high-pier body has reasonable stress, saves the advantages such as material, and pier shaft design bottom is large, top is little, establishes certain slope ratio (being generally 80:1) along short transverse, and its size is shunk from bottom to top gradually.But the control difficulty of variable cross-section height pier appearance and size in work progress increases, the segmented pouring construction from bottom to top of high pier, segment sizes constantly changes, just need the template configuring multiple cross dimensions, or continuous for hypomere template cutting is used for epimere and builds use, adapt to the continuous change of pier shaft size; Configure the template of multiple cross dimensions, cause the input of template and consume greatly, cutting template then needs to expend more artificial, and it is also wayward to cut size, especially internal mold, and in a closed confined space, operation easier is larger.
Summary of the invention
The object of the present invention is to provide a kind of easy and simple to handle, safe and reliable, be applicable to the adjustable internal-mold of variable cross-section thin-wall hollow high-pier construction, reusing of Thin-walled Hollow Pier body internal mold can be realized, reduce input and the consumption of template, reduce construction cost and improve efficiency of construction.
For realizing object of the present invention, first the present invention provides a kind of adjustable internal-mold plate for the construction of bridge variable cross-section hollow pier, comprise 4 pieces of side templates on composition inner formword four limits, with the 4 pieces of chamfering formworks being positioned at inner formword 4 angles, it is characterized in that: every block side template comprises one piece of integral mold plate and two pieces of gang forms, every block gang form comprises polylith receipts seam and takes out block template, receive seam for one piece to take out block template and another block and receive seam and take out block template and be bolted, polylith receipts seam is taken out block template and is connected to form described gang form according to this; The both sides of one piece of integral mold plate are taken out block template with the outermost receipts seam of a gang form respectively and are bolted composition one piece of side template; Described in every block, chamfering formwork comprises Angle formwork, and the both sides of Angle formwork are respectively equipped with flank, forms the angle of 135 ° between described flank and Angle formwork, and two flanks of described Angle formwork are overlapping with the side template closed on respectively to be overlapped.
For realizing object of the present invention, the present invention also provides a kind of and adopts above-mentioned adjustable internal-mold plate to carry out the construction method of bridge variable cross-section hollow pier, and pier stud external mold adopts hydraulic climbing slding form operation, and internal mold employing is turned over mould mode and constructed, and it is characterized in that:
According to the design size of first segment pier stud, the quantity of block template is taken out by the receipts seam increasing and decreasing every block side template both sides, by the width adjustment of every block side template of first segment inner formword to appropriate size, then every block chamfering formwork and the side template of first segment inner formword are installed, the both sides of every block side template one fixed width overlapping with the flank of adjacent chamfering formwork is respectively kept, installation after-pouring first segment pier stud concrete during installation; From second section up each joint inner formword, slope ratio first according to pier stud before installing, calculate the size that inner formword should inwardly shrink, then see and can meet the requirements of contraction size by the width increasing the both sides of every block side template and the flank lap of adjacent chamfering formwork, if can reach, then install according to the mounting means of first segment inner formword, and when mounted the both sides of every block side template and the flank lap of adjacent chamfering formwork are adjusted to proper width; If can not reach, then the receipts seam reducing side template both sides takes out the quantity of block template, then installs according to the mounting means of first segment inner formword, and builds this joint concrete.
The present invention is provided with parting and takes out block template on inner formword, take out block template by increase and decrease internal mold parting and regulate chamfering formwork and parting to take out the continuous change that block template overlapping widths realizes pier shaft sectional dimension, there is easy and simple to handle, that controllability is strong advantage, reduce the difficulty of variable cross-section thin-wall hollow high-pier internal mold change in size, improve pier shaft appearance and size control accuracy, achieve the recycling of template, reduce template and drop into and consume, and improve efficiency of construction.
Accompanying drawing explanation
Fig. 1 is the plan structure schematic diagram of inner formword of the present invention;
Fig. 2 is the side template plan structure schematic diagram of inner formword;
Fig. 3 is the plan structure schematic diagram of gang form;
Fig. 4 is the plane structure schematic diagram of gang form;
Fig. 5 is one piece of plan structure schematic diagram receiving that seam takes out block template;
Fig. 6 is the structural representation of chamfering formwork.
Detailed description of the invention
As shown in Figure 1, a kind of adjustable internal-mold plate for the construction of bridge variable cross-section hollow pier provided by the present invention, comprises 4 pieces of side templates 1 on composition inner formword four limits, and is positioned at 4 pieces of chamfering formworks 2 at inner formword 4 angles;
As shown in Figure 2, every block side template 1 comprises one piece of integral mold plate 3 and two pieces of gang forms 4;
As shown in Fig. 3, Fig. 4, Fig. 5, every block gang form 4 is comprised polylith and receives seam and take out block template 5, a piece and receive seam and take out block template 5 and another block and receive seam and take out block template and be connected by bolt 6, and polylith receipts seam is taken out block template 5 and connected to form described gang form 4 according to this;
As shown in Figure 2, the both sides of one piece of integral mold plate 3 are taken out block template 5 with the outermost receipts seam of a gang form 4 respectively and are connected to form one piece of side template by bolt 6;
As shown in Figure 6, described in every block, chamfering formwork 2 comprises Angle formwork 7, and the both sides of Angle formwork 7 are respectively equipped with flank 8, forms the angle of 135 ° between described flank 8 and Angle formwork 7.
During installation, overlap overlapping with the side template closed on respectively for two flanks of described chamfering formwork, as shown in fig. 1.
As a kind of specific embodiment, as shown in Fig. 3, Fig. 5, every block is received and is stitched the perpendicular rib 9 that the both sides of taking out block template 5 are respectively equipped with angle steel making, and two pieces of adjacent receipts seams are taken out between block template 5 and connected by perpendicular rib 9 bolt 6.
When the present invention specifically implements, the width of flank can being set to be greater than one piece of receipts seam and taking out 1/2nd of block template width, being convenient to, by regulating flank and the overlapping lap width of side template, realize inner formword dimensional contraction.
As a kind of specific embodiment, the width that every block receipts seam takes out block template can be set to 150mm by the present invention in use; The flank width of described chamfering formwork is set to be greater than 75mm.
When using above-mentioned adjustable internal-mold plate provided by the present invention to carry out the construction of bridge variable cross-section hollow pier, pier stud external mold adopts hydraulic climbing slding form operation, and internal mold employing is turned over mould mode and constructed.Inner formword construction can adopt following methods:
According to the design size of first segment pier stud, the quantity of block template is taken out by the receipts seam increasing and decreasing every block side template both sides, by the width adjustment of every block side template of first segment inner formword to appropriate size, then every block chamfering formwork and the side template of first segment inner formword are installed, the both sides of every block side template one fixed width overlapping with the flank of adjacent chamfering formwork is respectively kept, installation after-pouring first segment pier stud concrete during installation; From second section up each joint inner formword, slope ratio first according to pier stud before installing, calculate the size that inner formword should inwardly shrink, then see and can meet the requirements of contraction size by the width increasing the both sides of every block side template and the flank lap of adjacent chamfering formwork, if can reach, then install according to the mounting means of first segment inner formword, and when mounted the both sides of every block side template and the flank lap of adjacent chamfering formwork are adjusted to proper width; If can not reach, then the receipts seam reducing side template both sides takes out the quantity of block template, then installs according to the mounting means of first segment inner formword, and builds this joint concrete.
As a kind of detailed description of the invention of said method, specifically can comprise the following steps:
(1) according to the design size of first segment pier stud, the quantity of block template is taken out by the receipts seam increasing and decreasing every block side template both sides, by the width adjustment of every block side template of first segment inner formword to appropriate size; 4 pieces of chamfering formworks of first segment inner formword are first installed, then four pieces of side templates are respectively installed to position, keep the both sides of every block side template one fixed width overlapping with the flank of adjacent chamfering formwork respectively, every block chamfering formwork and side template are fixed, then builds first segment pier stud concrete;
(2) according to the slope ratio of pier stud, the size that second section pier stud inwardly shrinks is calculated; By first segment inner formword mounting means, second section inner formword is installed, the width of second section inner formword side form is identical with first segment, but when mounted, by the width of the flank lap of the both sides and adjacent chamfering formwork that increase every block side template, inner formword after installation is retracted to and requires size, then build second section concrete;
(3) when the concrete strength of first segment template reach form removal require time, remove first segment template; According to the slope ratio of pier stud, calculate Section of three size that pier stud inwardly shrinks, then the quantity of block template is taken out by reducing side template both sides parting, the width of every block side template is made to reach the dimensional requirement of inwardly shrinking, then according to the mounting method of first segment inner formword, be installed on second section inner formword, complete Section of three pier stud inner formword and install, and build Section of three pier stud concrete;
(4) after second section concrete reaches strength of mould stripping, second section inner formword is removed; Taking out the quantity of block template by reducing side template both sides parting, is identical with the side template width of Section three by the width adjustment of side template; Then according to the mounting means of second section inner formword, attach it on Section of three inner formword, during installation, according to the slope ratio of pier stud, calculate Section of four size that pier stud inwardly shrinks, then, by the width of the flank lap of the both sides and adjacent chamfering formwork that increase every block side template, section after installation four, inner formword is retracted to and requires size, installation after-pouring Section of four pier stud concrete;
(5) mode of step (3), (4) is repeated, successively to cocycle construction, until pier stud has all been built.
Below the specific embodiment adopting adjustable internal-mold plate of the present invention to carry out the construction of bridge variable cross-section hollow pier by again, further illustrates said method.
In this embodiment, bridge pier body is 60-106 rice, and pier shaft is bilateral nonuniform thin-walled hollow pier, pier shaft slope is than being 80:1, pier top is 4.0*5.5 rice, and end mouth is (4+h*0.0125) * (5.5+h*0.0125) rice, and pier shaft of the same type has 16.
This bridge external mold adopts 6m hydraulic self-creeping formwork, the adjustable internal-mold plate of the present invention that internal mold adopts, and height is consistent with external mold.
The segmented construction of pier shaft, inner formword single-unit height presses 6150mm design, actually builds mixed earth 6000mm, bound edge 150mm.According to 80:1 slope than known, 6000mm height pier shaft monolateral receipts seam 75mm, namely pier shaft often raises 6000mm, and the side template width of inner formword should reduce 150mm.
Inner formword panel adopts the steel plate of 6mm, and perpendicular rib Cai Yong ∟ 8 angle steel, is welded into integral mold plate with panel, and back cord adopts Two bors d's oeuveres, and [channel-section steel of 12 adopts the finish rolling deformed bar of φ 25mm to pull bar.Each joint form height is 6150mm, actual concreting 6000mm, all the other are bound edge template, often save template and comprise 4 pieces of side templates and 4 pieces of chamfering formworks, every block side template comprises an integral mold plate, and every block integral mold plate both sides connect two pieces of receipts seams and take out block section template composition.
Receipts seam is taken out block template monolithic width and be set to 150mm, the flank width of chamfering formwork is set to be greater than 75mm.
The both wings of chamfering formwork do not establish rib in length and breadth, take out that block template is overlapping overlaps 50 ~ 150mm with receipts seam.Receive seam by increase and decrease and take out block template number, and adjustment chamfering formwork two flank takes out the overlapping lap width of block template to regulate inner formword size with receipts seam, realizes pier shaft and becomes slope.
When template rises a joint, chamfering formwork two flank is taken out block template lap with receipts seam and increases 75mm, meet the 75mm requirement that 6000m height pier shaft closing slope reduces; Template often rises 2 joints, namely often builds two pier stud sections, and inner formword both sides are received seam simultaneously and reduced size, and concrete mode unclamps to receive seam and take out block template and erect connecting bolt between rib, and both sides are respectively taken off one piece 150 wide receipts seam and taken out block template.
Concrete mode is as follows:
(1) according to the design size of first segment pier stud, the quantity of block template is taken out by the receipts seam increasing and decreasing every block side template both sides, by the width adjustment of every block side template of first segment inner formword to appropriate size; 4 pieces of chamfering formworks of first segment inner formword are first installed, then four pieces of side templates are respectively installed to position, keep the both sides of every block side template one fixed width overlapping with the flank of adjacent chamfering formwork respectively, every block chamfering formwork and side template are fixed with to pull bar and external mold respectively, then builds first segment pier stud concrete;
(2) according to the slope ratio of pier stud 80:1, calculate second section pier stud and inwardly shrink 150mm; By first segment inner formword mounting means, second section inner formword is installed, the width of second section inner formword side form is identical with first segment, but when mounted, the both sides of every block side template and the width of the flank lap of adjacent chamfering formwork are increased 75mm than first segment respectively, inner formword after installation is retracted to and requires size, then build second section concrete;
(3) when the concrete strength of first segment template reach form removal require time, remove first segment template; According to the slope ratio of pier stud 80:1, calculate Section of three pier stud and inwardly shrink 300mm, parting side template both sides being taken off respectively one piece of 150mm wide takes out block template, the width of every block side template is made to reduce 300mm, then according to the mounting method of first segment inner formword, be installed on second section inner formword, complete Section of three pier stud inner formword and install, and build Section of three pier stud concrete;
(4) after second section concrete reaches strength of mould stripping, second section inner formword is removed; According to the slope ratio of pier stud, calculating Section of four pier stud inwardly should shrink 450mm; The parting side template both sides of pulling down being taken off respectively one piece of 150mm wide takes out block template, then according to the mounting means of second section inner formword, attach it on Section of three inner formword, during installation, again the both sides of every block side template and the width of the flank lap of adjacent chamfering formwork are increased 75mm than Section three respectively, section after installation four, inner formword is retracted to and requires size, installation after-pouring Section of four pier stud concrete;
(5) mode of step (3), (4) is repeated, successively to cocycle construction, until pier stud has all been built.
Inner formword of the present invention can have enough to meet the need use, and a pier stud construction is complete, the receipts of every block side template seam is taken out block template and is again bolted together with connecting bolt, return to prototype structure size, for next pier stud construction usage.
Claims (6)
1. the adjustable internal-mold plate for the construction of bridge variable cross-section hollow pier, comprise 4 pieces of side templates on composition inner formword four limits, with the 4 pieces of chamfering formworks being positioned at inner formword 4 angles, it is characterized in that: every block side template comprises one piece of integral mold plate and two pieces of gang forms, every block gang form comprises polylith receipts seam and takes out block template, receive seam for one piece to take out block template and another block and receive seam and take out block template and be bolted, polylith receipts seam is taken out block template and is connected to form described gang form according to this; The both sides of one piece of integral mold plate are taken out block template with the outermost receipts seam of a gang form respectively and are bolted composition one piece of side template; Described in every block, chamfering formwork comprises Angle formwork, and the both sides of Angle formwork are respectively equipped with flank, forms the angle of 135 ° between described flank and Angle formwork, and two flanks of described chamfering formwork are overlapping with the side template closed on respectively to be overlapped.
2. the adjustable internal-mold plate for the construction of bridge variable cross-section hollow pier according to claim 1, it is characterized in that: every block is received and stitched the perpendicular rib that the both sides of taking out block template are respectively equipped with angle steel making, two pieces of adjacent receipts seams are taken out between block template and are connected by perpendicular rib bolt.
3. the adjustable internal-mold plate for the construction of bridge variable cross-section hollow pier according to claim 1, is characterized in that: the width of described chamfering formwork flank is greater than one piece of receipts seam and takes out 1/2nd of block template width.
4. the adjustable internal-mold plate for the construction of bridge variable cross-section hollow pier according to claim 1, is characterized in that: every block is received and stitched the width taking out block template is 150mm; The flank width of described chamfering formwork is greater than 75mm.
5. the construction method adopting adjustable internal-mold plate according to claim 1 to carry out bridge variable cross-section hollow pier, pier stud external mold adopts hydraulic climbing slding form operation, internal mold employing is turned over mould mode and is constructed, it is characterized in that: according to the design size of first segment pier stud, the quantity of block template is taken out by the receipts seam increasing and decreasing every block side template both sides, by the width adjustment of every block side template of first segment inner formword to appropriate size, then every block chamfering formwork and the side template of first segment inner formword are installed, the both sides of every block side template one fixed width overlapping with the flank of adjacent chamfering formwork is respectively kept during installation, installation after-pouring first segment pier stud concrete, from second section up each joint inner formword, slope ratio first according to pier stud before installing, calculate the size that inner formword should inwardly shrink, then see and can meet the requirements of contraction size by the width increasing the both sides of every block side template and the flank lap of adjacent chamfering formwork, if can reach, then install according to the mounting means of first segment inner formword, and when mounted the both sides of every block side template and the flank lap of adjacent chamfering formwork are adjusted to proper width, if can not reach, then the receipts seam reducing side template both sides takes out the quantity of block template, then installs according to the mounting means of first segment inner formword, and builds this joint concrete.
6. the construction method of bridge variable cross-section hollow pier according to claim 5, is characterized in that, comprise the following steps:
(1) according to the design size of first segment pier stud, the quantity of block template is taken out by the receipts seam increasing and decreasing every block side template both sides, by the width adjustment of every block side template of first segment inner formword to appropriate size; 4 pieces of chamfering formworks of first segment inner formword are first installed, then four pieces of side templates are respectively installed to position, keep the both sides of every block side template one fixed width overlapping with the flank of adjacent chamfering formwork respectively, every block chamfering formwork and side template are fixed, then builds first segment pier stud concrete;
(2) according to the slope ratio of pier stud, the size that second section pier stud inwardly shrinks is calculated; By first segment inner formword mounting means, second section inner formword is installed, the width of second section inner formword side form is identical with first segment, but when mounted, by the width of the flank lap of the both sides and adjacent chamfering formwork that increase every block side template, inner formword after installation is retracted to and requires size, then build second section concrete;
(3) when the concrete strength of first segment template reach form removal require time, remove first segment template; According to the slope ratio of pier stud, calculate Section of three size that pier stud inwardly shrinks, then the quantity of block template is taken out by reducing side template both sides parting, the width of every block side template is made to reach the dimensional requirement of inwardly shrinking, then according to the mounting method of first segment inner formword, be installed on second section inner formword, complete Section of three pier stud inner formword and install, and build Section of three pier stud concrete;
(4) after second section concrete reaches strength of mould stripping, second section inner formword is removed; Taking out the quantity of block template by reducing side template both sides parting, is identical with the side template width of Section three by the width adjustment of side template; Then according to the mounting means of second section inner formword, attach it on Section of three inner formword, during installation, according to the slope ratio of pier stud, calculate Section of four size that pier stud inwardly shrinks, then, by the width of the flank lap of the both sides and adjacent chamfering formwork that increase every block side template, section after installation four, inner formword is retracted to and requires size, installation after-pouring Section of four pier stud concrete;
(5) mode of step (3), (4) is repeated, successively to cocycle construction, until pier stud has all been built.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610032363.2A CN105544403B (en) | 2016-01-18 | 2016-01-18 | Adjustable inner formwork for construction of bridge variable-cross-section hollow pier and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610032363.2A CN105544403B (en) | 2016-01-18 | 2016-01-18 | Adjustable inner formwork for construction of bridge variable-cross-section hollow pier and construction method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105544403A true CN105544403A (en) | 2016-05-04 |
| CN105544403B CN105544403B (en) | 2017-03-22 |
Family
ID=55823934
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610032363.2A Active CN105544403B (en) | 2016-01-18 | 2016-01-18 | Adjustable inner formwork for construction of bridge variable-cross-section hollow pier and construction method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105544403B (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106012859A (en) * | 2016-07-04 | 2016-10-12 | 宁夏宁博通模板有限责任公司 | Double-deflection hollow plate beam internal mould and bidirectional rigid locking support structure |
| CN106835982A (en) * | 2016-12-19 | 2017-06-13 | 中铁局集团第二工程有限公司 | Continuous beam self-balancing type adjustable inner cavity template |
| CN106930192A (en) * | 2017-04-21 | 2017-07-07 | 中交公局第工程有限公司 | Assembled variable cross-section contracture sliding mode system and its construction method |
| CN107700531A (en) * | 2017-09-29 | 2018-02-16 | 中国十七冶集团有限公司 | A kind of erection method of chamfering set shaped steel formwork |
| CN107761548A (en) * | 2017-09-14 | 2018-03-06 | 中铁十九局集团第二工程有限公司 | Slope-changing hollow high pier reverse formwork construction method for passenger special line |
| CN109306664A (en) * | 2018-11-05 | 2019-02-05 | 云南建投第三建设有限公司 | A sliding plate type inner formwork of variable-section thin-walled hollow piers |
| CN110670491A (en) * | 2019-10-29 | 2020-01-10 | 中国铁建大桥工程局集团有限公司 | Front anchor chamber roof cast-in-place construction device and construction method |
| CN110670487A (en) * | 2019-10-12 | 2020-01-10 | 中铁大桥局集团有限公司 | A kind of pier column reinforcement positioning device and construction method thereof |
| CN113186824A (en) * | 2021-04-13 | 2021-07-30 | 中铁六局集团太原铁路建设有限公司 | Rollover construction method for round-end-shaped solid pier |
| CN115094758A (en) * | 2022-05-23 | 2022-09-23 | 云南交投集团云岭建设有限公司 | Construction method of variable-section thin-wall hollow pier double-layer template system |
| CN118309265A (en) * | 2024-04-01 | 2024-07-09 | 中建二局第三建筑工程有限公司 | A construction method for moving up a variable-section building template applied to a variable-section building |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB191228873A (en) * | 1912-12-16 | 1913-06-12 | Alvin Sidney Miller | Adjustable Bracing for Buildings, Bridges and the like. |
| US7976244B2 (en) * | 2007-03-20 | 2011-07-12 | Keating Joseph W | Method and system for constructing and installing docks |
| CN103161126A (en) * | 2013-04-11 | 2013-06-19 | 新疆北新路桥集团股份有限公司 | Road bridge variable section hollow high pier slip-form construction method |
| CN203160135U (en) * | 2013-03-29 | 2013-08-28 | 中国水电建设集团铁路建设有限公司 | Adjustable arc template used in construction of thin-wall hollow pier |
| CN203200664U (en) * | 2013-04-11 | 2013-09-18 | 新疆北新路桥集团股份有限公司 | Slip-form construction device for variable cross-section hollow high pier |
| CN205529916U (en) * | 2016-01-18 | 2016-08-31 | 中交第四公路工程局有限公司 | Inner formword with adjustable be used for construction of hollow mound of bridge variable cross section |
-
2016
- 2016-01-18 CN CN201610032363.2A patent/CN105544403B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB191228873A (en) * | 1912-12-16 | 1913-06-12 | Alvin Sidney Miller | Adjustable Bracing for Buildings, Bridges and the like. |
| US7976244B2 (en) * | 2007-03-20 | 2011-07-12 | Keating Joseph W | Method and system for constructing and installing docks |
| CN203160135U (en) * | 2013-03-29 | 2013-08-28 | 中国水电建设集团铁路建设有限公司 | Adjustable arc template used in construction of thin-wall hollow pier |
| CN103161126A (en) * | 2013-04-11 | 2013-06-19 | 新疆北新路桥集团股份有限公司 | Road bridge variable section hollow high pier slip-form construction method |
| CN203200664U (en) * | 2013-04-11 | 2013-09-18 | 新疆北新路桥集团股份有限公司 | Slip-form construction device for variable cross-section hollow high pier |
| CN205529916U (en) * | 2016-01-18 | 2016-08-31 | 中交第四公路工程局有限公司 | Inner formword with adjustable be used for construction of hollow mound of bridge variable cross section |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106012859B (en) * | 2016-07-04 | 2018-07-31 | 宁夏宁博通模板有限责任公司 | A kind of double variable cross-section hollow plate beam internal models and two-way rigid locking support construction |
| CN106012859A (en) * | 2016-07-04 | 2016-10-12 | 宁夏宁博通模板有限责任公司 | Double-deflection hollow plate beam internal mould and bidirectional rigid locking support structure |
| CN106835982A (en) * | 2016-12-19 | 2017-06-13 | 中铁局集团第二工程有限公司 | Continuous beam self-balancing type adjustable inner cavity template |
| CN106930192A (en) * | 2017-04-21 | 2017-07-07 | 中交公局第工程有限公司 | Assembled variable cross-section contracture sliding mode system and its construction method |
| CN107761548A (en) * | 2017-09-14 | 2018-03-06 | 中铁十九局集团第二工程有限公司 | Slope-changing hollow high pier reverse formwork construction method for passenger special line |
| CN107700531B (en) * | 2017-09-29 | 2019-10-08 | 中国十七冶集团有限公司 | A kind of erection method of chamfering set shaped steel formwork |
| CN107700531A (en) * | 2017-09-29 | 2018-02-16 | 中国十七冶集团有限公司 | A kind of erection method of chamfering set shaped steel formwork |
| CN109306664A (en) * | 2018-11-05 | 2019-02-05 | 云南建投第三建设有限公司 | A sliding plate type inner formwork of variable-section thin-walled hollow piers |
| CN110670487A (en) * | 2019-10-12 | 2020-01-10 | 中铁大桥局集团有限公司 | A kind of pier column reinforcement positioning device and construction method thereof |
| CN110670487B (en) * | 2019-10-12 | 2024-07-23 | 中铁大桥局集团有限公司 | Pier column steel bar positioning device and construction method thereof |
| CN110670491A (en) * | 2019-10-29 | 2020-01-10 | 中国铁建大桥工程局集团有限公司 | Front anchor chamber roof cast-in-place construction device and construction method |
| CN113186824A (en) * | 2021-04-13 | 2021-07-30 | 中铁六局集团太原铁路建设有限公司 | Rollover construction method for round-end-shaped solid pier |
| CN115094758A (en) * | 2022-05-23 | 2022-09-23 | 云南交投集团云岭建设有限公司 | Construction method of variable-section thin-wall hollow pier double-layer template system |
| CN118309265A (en) * | 2024-04-01 | 2024-07-09 | 中建二局第三建筑工程有限公司 | A construction method for moving up a variable-section building template applied to a variable-section building |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105544403B (en) | 2017-03-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105544403B (en) | Adjustable inner formwork for construction of bridge variable-cross-section hollow pier and construction method thereof | |
| CN113714748B (en) | Manufacturing method of large wind tunnel contraction section | |
| CN104533450B (en) | One-time-concreting construction method of inverted arch low wall of single-track tunnel | |
| CN105459253A (en) | Large-volume lining model pouring device for tunnel model test and method of large-volume lining model pouring device | |
| CN109610708A (en) | A kind of two-way laminated board bottom plate connected by close seam and construction method | |
| CN105538488A (en) | Pipe gallery box culvert pouring mould | |
| CN112536898A (en) | Adjustable general stair mold | |
| CN207812625U (en) | Special-shaped gutter template integrated apparatus | |
| CN109306664A (en) | A sliding plate type inner formwork of variable-section thin-walled hollow piers | |
| CN105178198A (en) | Adjustable formwork for variable cross-section high pier of bridge | |
| CN113339055A (en) | Filling body pouring and curing device and using method thereof | |
| CN205529916U (en) | Inner formword with adjustable be used for construction of hollow mound of bridge variable cross section | |
| CN203905326U (en) | Construction form for construction of roof exhaust pipe piers | |
| CN105350651A (en) | Long-span steel truss-concrete composition roofing integral lifting method | |
| CN217974054U (en) | A formwork adjustment device for bridge pier columns with variable slopes on all sides | |
| CN106914984A (en) | A kind of construction method of prefabricated composite construction board | |
| CN207244964U (en) | A kind of difference of height floor constructing structure for steel building | |
| CN218028309U (en) | Assembled arc concrete shear wall structure | |
| CN216765576U (en) | Concrete anticollision barrier template of quick construction | |
| CN216359648U (en) | A no inside and outside support integral formwork for prefabricating assembled box culvert | |
| CN217517649U (en) | Calandria pouring die | |
| CN206873926U (en) | A kind of circular columns bean column node template of 3D printing | |
| CN117404112A (en) | In-situ precast trolley, in-situ precast tunnel trench construction device and method | |
| CN214353161U (en) | Adjustable general stair mold | |
| CN107700531B (en) | A kind of erection method of chamfering set shaped steel formwork |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |