CN101459320B - Large span cable bridge rack installation mold and installation method thereof - Google Patents
Large span cable bridge rack installation mold and installation method thereof Download PDFInfo
- Publication number
- CN101459320B CN101459320B CN 200710172136 CN200710172136A CN101459320B CN 101459320 B CN101459320 B CN 101459320B CN 200710172136 CN200710172136 CN 200710172136 CN 200710172136 A CN200710172136 A CN 200710172136A CN 101459320 B CN101459320 B CN 101459320B
- Authority
- CN
- China
- Prior art keywords
- large span
- span structure
- crane span
- suspender
- cable bridge
- 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.)
- Active
Links
Images
Landscapes
- Bridges Or Land Bridges (AREA)
Abstract
The invention relates to mounting of large span bridges, in particular to a mounting mould for a large span cable bridge, which comprises a right angle cantilever, a bolt, a hanger sliding support, a bearing, a ring, a rigging turnbuckle and a hanger bracket, wherein the bolt is horizontally connected to the end portion of a horizontal edge of the right angle cantilever, the top end of the hanger sliding support is fixedly connected to a vertical edge of the right angle cantilever, the bearing is arranged in a groove of a bottom side of the hanger sliding support and can roll right and left, the ring penetrates through the bearing center and surrounds the bottom side of the hanger, and the top end of the rigging turnbuckle is hooked to the ring via a hook. The invention further provides a method utilizing the mounting mould for large span cable bridges to mount cable bridges, which comprises steps of measuring and manufacturing the mounting mould for large span cable bridges on the site, fixing a bridge with the mounting mould, hoisting, adjusting the cable bridge and then fixing in position. The invention solves difficulties of low construction efficiency and high safety hazards during construction of high-altitude large span cable bridges, and further increases construction efficiency.
Description
Technical field
The present invention relates to crane span structure and install, relate in particular to a kind of installation of big span crane span structure.
Background technology
The cable testing bridge construction is the pith of electrical construction.Big span crane span structure is to be applicable to that the length in high-altitude is the cable testing bridge of 6-7 rice, because length, the side plate of big span crane span structure adopts the duplex plating zine plate, and weight (60～80kg/ only) is much larger than 3 sections weight of adding up of common 2 meters crane span structures.Therefore the construction of the big span crane span structure in high-altitude generally must be by driving or truck crane in the factory building.Big span crane span structure is installed under High Altitude Platform can't be used under the situation of driving in the factory building or truck crane, can only lean on manpower to construct at scaffold.Because big span crane span structure length and weight, it is very difficult to construct, and potential safety hazard is big, and construction schedule is slow.
Summary of the invention
The present invention is intended to solve the construction difficult problem that big span crane span structure can't use factory building driving and truck crane is installed under the High Altitude Platform at the construction field (site), and a kind of large span cable bridge rack installation mold and installation method thereof are provided.Specialized designs of the present invention the installation mold of large span cable bridge rack, solved the difficult problem that high-altitude big span crane span structure efficiency of construction is low, potential safety hazard is big, improved efficiency of construction effectively.
The present invention is achieved in that
A kind of large span cable bridge rack installation mold, it comprises:
One right angle cantilever;
One bolt, the end of the horizontal sides of described right angle cantilever are provided with the bolt bracket that is oppositely arranged with this bolt of horizontal support;
One suspender sliding support, it is isosceles triangle, the vertical edge of fixedly connected described right angle, its top cantilever, its base has the U-shaped groove;
One bearing, it is arranged in the base groove of described suspender sliding support and can rolls to the left and right;
One annulus, it passes described bearing centre and around the suspender base;
One wire tensioner, its top comprise a hook, and are hooked on the described annulus with this hook;
One suspender carriage, it includes a crane span structure carriage that is positioned at the suspender carriage, and they can be connected in the bottom of described wire tensioner up or down along wire tensioner with nut.
Described large span cable bridge rack installation mold, the both sides on the base of described suspender sliding support are respectively equipped with the clamp that is used for stablizing described bearing of oblique setting.
Described large span cable bridge rack installation mold, described wire tensioner are two anti-bolts.
A kind of described large span cable bridge rack installation mold is installed the method for cable testing bridge, and it comprises the following steps:
In-site measurement is made described large span cable bridge rack installation mold step;
Crane span structure and installation mold fixing step: in the both sides, installation site fixed pulley is installed respectively, is put on rope, fasten large span cable bridge rack and be fixed on the described large span cable bridge rack installation mold with rope;
The lifting step rises to the position that crane span structure is installed to the large span cable bridge rack two ends respectively by described pulley on the ground, and described bearing is shifted onto the termination of suspender carriage, blocks an end of crane span structure with the suspender carriage;
The adjusting of cable testing bridge and fixing step in place.
The described method of utilizing large span cable bridge rack installation mold that cable testing bridge is installed,, the adjusting of described cable testing bridge and fixing step in place comprise:
Regulate wire tensioner, make the height of crane span structure be higher than crane span structure trailing arm on the platform pillar;
Utilize bearing to promote the suspender carriage, make big span crane span structure to crane span structure trailing arm position translation;
Regulate wire tensioner, make dropping on the crane span structure trailing arm of big span crane span structure safety and stability;
Regulate wire tensioner, to the joint location of good big span crane span structure;
Utilize wire tensioner to carry out crane span structure in the levelling of height and left and right sides both direction.
The invention solves the difficult problem that high-altitude big span crane span structure efficiency of construction is low, potential safety hazard is big, improved efficiency of construction effectively; Make big span crane span structure construction convenient, easier control installation accuracy can effectively improve installation quality, has reduced human input simultaneously, can reduce construction cost effectively.
Description of drawings
Below, by reference to the accompanying drawings, further specify the present invention.
Fig. 1 is the schematic diagram of described large span cable bridge rack installation mold.
Embodiment
As shown in Figure 1: a kind of large span cable bridge rack installation mold, it comprises:
One right angle cantilever 1;
One bolt 2, the end of the horizontal sides of described right angle cantilever 1 are provided with the bolt bracket 21 that is oppositely arranged with this bolt 2 of horizontal support;
One suspender sliding support 3, it is isosceles triangle, the vertical edge of fixedly connected described right angle, its top cantilever 1, its base has U-shaped groove (failing among the figure to illustrate);
One bearing 4, it is arranged in the base groove of described suspender sliding support 3 and can rolls to the left and right; The both sides on the base of described suspender sliding support 3 are respectively equipped with the clamp that is used for stablizing described bearing 4 (failing among the figure to illustrate) of oblique setting;
One annulus 5, it passes described bearing 4 centers and around the base of suspender sliding support 3;
One wire tensioner 6, its top comprise a hook 61, and are hooked on the described annulus 5 with this hook 61; In the present embodiment, described wire tensioner 6 is two anti-bolts.
One suspender carriage 7, it includes a crane span structure carriage 71 that is positioned at suspender carriage 7, and they can be connected in the bottom of described wire tensioner 6 up or down along wire tensioner 6 with nut 72.
A kind of described large span cable bridge rack installation mold is installed the method for cable testing bridge, and it comprises the following steps:
In-site measurement is made described large span cable bridge rack installation mold step;
Crane span structure and installation mold fixing step: in the both sides, installation site fixed pulley is installed respectively, is put on rope, fasten large span cable bridge rack and be fixed on the described large span cable bridge rack installation mold with rope;
The lifting step rises to the position that crane span structure is installed to the large span cable bridge rack two ends respectively by described pulley on the ground, and described bearing is shifted onto the termination of suspender carriage, blocks an end of crane span structure with the suspender carriage;
The adjusting of cable testing bridge and fixing step in place.
The adjusting of described cable testing bridge and fixing step in place comprise:
Regulate wire tensioner 6, make the height of crane span structure be higher than crane span structure trailing arm on the platform pillar;
Utilize bearing to promote the suspender carriage, make big span crane span structure to crane span structure trailing arm position translation;
Regulate wire tensioner 6, make dropping on the crane span structure trailing arm of big span crane span structure safety and stability;
Regulate wire tensioner 6, to the joint location of good big span crane span structure;
Utilize wire tensioner 6 to carry out crane span structure in the levelling of height and left and right sides both direction.
Claims (5)
1. large span cable bridge rack installation mold is characterized in that it comprises:
One right angle cantilever;
One bolt, the end of the horizontal sides of described right angle cantilever are provided with the bolt bracket that is oppositely arranged with this bolt of horizontal support;
One suspender sliding support, it is isosceles triangle, the vertical edge of fixedly connected described right angle, its top cantilever, its base has the U-shaped groove;
One bearing, it rolls with the outer ring and is arranged in the base groove of described suspender sliding support;
One annulus, it passes described bearing centre and around suspender sliding support base;
One wire tensioner, its top comprise a hook, and are hooked on the described annulus with this hook;
One suspender carriage, it includes a crane span structure carriage that is positioned at the suspender carriage, and they are connected in the bottom of described wire tensioner up or down along wire tensioner with nut.
2. large span cable bridge rack installation mold according to claim 1 is characterized in that, the both sides on the base of described suspender sliding support are respectively equipped with the clamp that is used for stablizing described bearing of oblique setting.
3. large span cable bridge rack installation mold according to claim 1 is characterized in that, described wire tensioner is two anti-bolts.
4. a method of utilizing large span cable bridge rack installation mold as claimed in claim 1 that cable testing bridge is installed is characterized in that it comprises the following steps:
In-site measurement is made described large span cable bridge rack installation mold step;
Crane span structure and installation mold fixing step: in the both sides, installation site fixed pulley is installed respectively, is put on rope, fasten large span cable bridge rack and be fixed on the described large span cable bridge rack installation mold with rope;
The lifting step rises to the position that crane span structure is installed to the large span cable bridge rack two ends respectively by described fixed pulley on the ground, and described bearing is shifted onto the termination of suspender carriage, blocks an end of crane span structure with the suspender carriage;
The adjusting of cable testing bridge and fixing step in place.
5. the method for utilizing large span cable bridge rack installation mold that cable testing bridge is installed according to claim 4 is characterized in that the adjusting of described cable testing bridge and fixing step in place comprise:
Regulate wire tensioner, make the height of crane span structure be higher than crane span structure trailing arm on the platform pillar;
Utilize bearing to promote the suspender carriage, make big span crane span structure to crane span structure trailing arm position translation;
Regulate wire tensioner, make dropping on the crane span structure trailing arm of big span crane span structure safety and stability;
Regulate wire tensioner, to the joint location of good big span crane span structure;
Utilize wire tensioner to carry out crane span structure in the levelling of height and left and right sides both direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200710172136 CN101459320B (en) | 2007-12-12 | 2007-12-12 | Large span cable bridge rack installation mold and installation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200710172136 CN101459320B (en) | 2007-12-12 | 2007-12-12 | Large span cable bridge rack installation mold and installation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101459320A CN101459320A (en) | 2009-06-17 |
| CN101459320B true CN101459320B (en) | 2013-08-28 |
Family
ID=40770009
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200710172136 Active CN101459320B (en) | 2007-12-12 | 2007-12-12 | Large span cable bridge rack installation mold and installation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101459320B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107732809A (en) * | 2017-09-29 | 2018-02-23 | 绵阳头坝科技有限公司 | A kind of energy-saving steel crane span structure of large span |
| CN109650276A (en) * | 2018-12-31 | 2019-04-19 | 宁波二十冶建设有限公司 | A kind of multi-layer cable gantry more changing device and construction method |
| CN114104942B (en) * | 2021-12-09 | 2024-01-16 | 中交二公局铁路建设有限公司 | Lifting lug in steel spring floating slab hole |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0849853A1 (en) * | 1996-12-19 | 1998-06-24 | Metal Deploye Sa | Bracket for channels |
| CN2403975Y (en) * | 2000-01-17 | 2000-11-01 | 郭道华 | Special hanger for electric cable bridge span |
| US6198047B1 (en) * | 1999-02-08 | 2001-03-06 | Charles Barr | Cable tray with power channel |
| CN201142537Y (en) * | 2007-12-12 | 2008-10-29 | 中国二十冶建设有限公司 | Large span cable bridge rack installation mold |
-
2007
- 2007-12-12 CN CN 200710172136 patent/CN101459320B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0849853A1 (en) * | 1996-12-19 | 1998-06-24 | Metal Deploye Sa | Bracket for channels |
| US6198047B1 (en) * | 1999-02-08 | 2001-03-06 | Charles Barr | Cable tray with power channel |
| CN2403975Y (en) * | 2000-01-17 | 2000-11-01 | 郭道华 | Special hanger for electric cable bridge span |
| CN201142537Y (en) * | 2007-12-12 | 2008-10-29 | 中国二十冶建设有限公司 | Large span cable bridge rack installation mold |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101459320A (en) | 2009-06-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201943007U (en) | Constant amplitude frame beam crane capable of being used in combination with movable support frame | |
| CN101537976B (en) | Dual-tower-mast giant self-lifting crane and following-carrying lifting method thereof | |
| CN201053106Y (en) | Bridge detection and maintenance device | |
| CN102953553B (en) | Method for mounting large-span pipe truss by using boom luffing mechanism | |
| CN201376848Y (en) | Large-scale double-tower automatic-elevation hoisting equipment | |
| CN205656019U (en) | Experimental vertical loading device of structural framework | |
| CN105442458A (en) | Method for hanging and installing stay cable of cable-stayed bridge special-shaped tower pillar | |
| CN101284628A (en) | Hoisting method for framework of large tonnage pressing machine | |
| CN105113803A (en) | High-altitude sliding hoisting device of corridor truss of mountain and implementing method of high-altitude sliding hoisting device | |
| CN101459320B (en) | Large span cable bridge rack installation mold and installation method thereof | |
| CN105586832A (en) | Suspension type catwalk surface net mounting system | |
| CN105040591A (en) | Positioning device for waveform steel web and positioning method thereof | |
| CN105780659A (en) | Lifting appliance special for erection of large-tonnage steel box beam segment in non-stayed cable area of cable-stayed bridge | |
| CN201102883Y (en) | Steel cable sliding and lifting device | |
| CN209779465U (en) | main tower erects cable-stay bridge's string cable construction system that changes | |
| CN105274940B (en) | A kind of bridge arch rib integral installation method | |
| CN201142537Y (en) | Large span cable bridge rack installation mold | |
| CN201605110U (en) | Device for hoisting waveform steel webs at the front end of truss in cantilever construction | |
| CN113073555B (en) | Pier top block positioning system and construction method thereof | |
| CN105152052A (en) | Glass curtain wall component lifting device and glass curtain wall component installing method | |
| CN109083395A (en) | A kind of Excitations for Long Span Suspension operating platform and its erection method | |
| CN112249855B (en) | Projection curtain hoisting structure and hoisting method thereof | |
| CN208934380U (en) | A kind of Excitations for Long Span Suspension operating platform | |
| CN211848999U (en) | Bilateral balanced draw gear of steel structure frame bridge | |
| CN103556574B (en) | The using method of fast hoisting steel girder member bar |
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 |