CN107313360A - Overhead cable formula is without support bearing replacement operating platform - Google Patents
Overhead cable formula is without support bearing replacement operating platform Download PDFInfo
- Publication number
- CN107313360A CN107313360A CN201710583433.8A CN201710583433A CN107313360A CN 107313360 A CN107313360 A CN 107313360A CN 201710583433 A CN201710583433 A CN 201710583433A CN 107313360 A CN107313360 A CN 107313360A
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- CN
- China
- Prior art keywords
- hanging basket
- gooseneck
- anchor plate
- steel wire
- pull
- 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.)
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Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D22/00—Methods or apparatus for repairing or strengthening existing bridges ; Methods or apparatus for dismantling 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
- E01D19/04—Bearings; Hinges
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
A kind of overhead cable formula is made up of without support bearing replacement operating platform anchor plate, two-way bracket deck, caging bolt, gooseneck, hanger, driving steel wire rope, safety steel cable, pull rope, traction movable pulley and hanging basket；Anchor plate is respectively mounted at bent cap two ends, two gooseneck one end are fixed on corresponding anchor plate by two-way bracket deck and caging bolt respectively；Steel wire rope and safety steel cable are installed between two gooseneck relevant position hangers；Hanging basket upper end is provided with traction movable pulley, and is suspended on by drawing movable pulley on walking steel wire rope；Gooseneck sets pull rope with hanging basket, and hanging basket is positioned by pull rope.Hanging basket is by drawing movable pulley walking on driving steel wire rope, and operating personnel hangs over safe sling on safety steel cable in hanging basket, is manually pulled by pull rope and realizes that hanging basket moves to reach specified location in direction across bridge.The present invention can provide the behaviors such as bearing replacement, bent cap reparation, removing surface, covering with paint, safe and reliable, quick and easy for installation, save construction cost, it is adaptable to which the common precast beam bridge seat of highway is changed.
Description
Technical field
The invention belongs to technical field of bridge engineering.It is related to a kind of behaviour suitable for highway precast bridge bearing replacement
Make platform.
Background technology
Bridge pad is the important component for connecting bridge top and substructure, in recent years with the development of communications and transportation,
Bridge pad is by cyclical loads, and the influence particularly overloaded certainly will accelerate bearing aging or deformation failure, and this directly jeopardizes
The life-span of bridge structure is, it is necessary to regularly replace.For height across pier, big cross-line, the bridge across river, cross a river stream mountain valley, if by normal
Rule set up full hall scaffold operation platform to carry out whether bearing replacement will be had water by under geological conditions, bridge headroom, bridge
Etc. the limitation of factor；If employ bridge-checking vehicle come that construction cost will be limited to it is too high；If beaten using on pier cap beam
Erection construction platform, assembly and disassembly trouble, inefficiency are come in hole.How fast construction bearing replacement operation platform is often to work order
Position is a very big puzzlement, and substantial amounts of manpower and materials are usually spent in setting up for operation platform under bridge.Therefore, how
Simplify setting up for operating platform in the case where maintaining normal traffic conditions particularly important and urgent.
The content of the invention
It is an object of the invention to overcome deficiencies of the prior art there is provided a kind of overhead cable formula without support bearing more
Change operating platform.
The present invention is achieved by the following technical solutions.
Overhead cable formula of the present invention is without support bearing replacement operating platform, by by anchor plate, two-way bracket deck, spacing
Bolt, gooseneck, hanger, driving steel wire rope, safety steel cable, pull rope, traction movable pulley and hanging basket composition；At bent cap two ends
Anchor plate is respectively mounted, two gooseneck one end are fixed on corresponding anchor plate by two-way bracket deck and caging bolt respectively
On；Walking steel wire rope and safety steel cable are installed between two gooseneck relevant position hangers；Hanging basket upper end is provided with the dynamic cunning of traction
Wheel, and be suspended on by drawing movable pulley on walking steel wire rope；Pull rope is set between gooseneck and hanging basket, and hanging basket passes through pull rope
Positioning.Hanging basket is by drawing movable pulley walking on driving steel wire rope, and safe sling is hung over safe steel by operating personnel in hanging basket
In cord, manually pulled by pull rope and realize that hanging basket moves to reach specified location in direction across bridge.
As a further improvement on the present invention, the anchor plate is one block of steel plate with bolt hole, two-way bracket card
Seat is to be welded on anchor plate by each two brackets and two blocks of small steel plates up and down.It is implanted on anchor plate prepared screw-bolt hole, bent cap side
Threaded reinforcing bar, is fixed after anchor plate is close to bent cap side using nut.
Further improvement of the present invention, the gooseneck is welded by two channel-section steel spellings；Set on every gooseneck
Three hangers；Hanger is joined with bolts on gooseneck by anchor ear mode, is welded on the gooseneck of hanger anchor ear both sides
Limited block, prevents hanger from occurring vertical bridge to displacement.In order to avoid longitudinal sliding motion occurs for gooseneck, near anchor plate both sides of the edge
Gooseneck corresponding position welded limiting block.By installing caging bolt on two-way bracket deck, make gooseneck in anchor plate
On not occurred level rotate.Walking steel wire rope two ends set shackle, and shackle is connected with the hanger on gooseneck, form hanging basket
Walking track.
As a further improvement on the present invention, described traction movable pulley lower end is provided with metal knot that can be undone by a pull, and two tractions are dynamic
Connected between pulley with pulley lateral bracing, neck is set on pulley lateral bracing；During installation, walking steel wire rope and safety steel cable
One end is first fixedly connected on the reserved hanger of gooseneck, and walking steel wire rope installs traction movable pulley, then will walking steel wire rope and
The other end of safety steel cable is fixedly connected on the gooseneck of bent cap opposite side.Hanging basket is by hanging basket framework and treadle of false work
It is assembled.Hanging basket framework is welded by some hollow tubes, and the front and rear brace that is provided with has been bolted to connection
Enclosing is acted on, and hanging basket base of frame places treadle of false work, and four column tops of hanging basket framework are dynamic with traction by metal knot that can be undone by a pull
Pulley is connected.Fixed pulley is joined with bolts on gooseneck by anchor ear form, and hanging basket framework two ends set neck, traction
Two ends of restricting set metal knot that can be undone by a pull, pull rope are passed through into fixed pulley, and the metal knot that can be undone by a pull at two ends is separately mounted to each self-corresponding
On neck, hanging basket is set to be moved in direction across bridge by pulling pull rope, while simultaneously hanging basket can be fixed on into specified location.
Compared with prior art, advantage is the present invention：The overhead cable formula installs fast without support bearing replacement operating platform
Victory is convenient, saves construction cost, and safety reliability is high, is not easily susceptible to the limitation of site environment.
Brief description of the drawings
Fig. 1 is structure schematic diagram of the invention.
Fig. 2 is each device enlarged detail in direction across bridge bent cap side.
Fig. 3 is that shackle is connected enlarged detail with hanger.
Fig. 4 is barrel structure schematic diagram.
In figure：1 is bent cap, and 2 be anchor plate, and 3 be two-way bracket deck, and 4 be caging bolt, and 5 be gooseneck, and 6 be spacing
Block, 7 be hanger, and 8 be shackle, and 9 be fixed pulley, and 10 be walking steel wire rope, and 11 be safety steel cable, and 12 be pull rope, and 13 be to lead
Priming pulley, 14 be metal knot that can be undone by a pull, and 15 be hanging basket, and 16 be hanging basket framework, and 17 be treadle of false work, and 18 be pulley lateral bracing, 19
For neck.
Embodiment
The invention will be further described with reference to the accompanying drawings and detailed description.
The both sides of bent cap 1 that workmen comes direction across bridge by existing bridge maintenance assistance platform from bridge floor, which are installed, to be anchored
Plate 2, the prepared screw-bolt hole of anchor plate 2；During installation, the first implantation belt spiral shell after the direction across bridge two sides the impact drilling of bent cap 1, borehole cleaning
The reinforcing bar of line, is fixed after anchor plate 2 is close to the side of bent cap 1 using nut.Gooseneck 5 is placed on two-way bracket deck 3,
Limited block 6 is stuck in the both sides of anchor plate 2, by installing caging bolt 4 on two-way bracket deck 3, gooseneck 5 is fixed on anchoring
On plate 2, will not occur vertically and horizontally displacement.Walking steel wire rope is first installed on the gooseneck 5 at the end of median strip bent cap 1
10 and safety steel cable 11；During installation, walking steel wire rope 10 and safety steel cable 11 pass through the hanger 7 in shackle 8 and gooseneck 5
The other end of walk steel wire rope 10 and safety steel cable 11, is then connected by connection with lightweight conductor rope colligation.Lightweight conductor rope is another
Colligation weight is held, casts to the opposite side of bent cap 1 and is affiliated on corresponding gooseneck 5, then connect corresponding hanger 7.Even
Connect before hanger 7, respectively through two traction movable pulleys 13 on both sides walking steel wire rope 10；The lower end of the traction movable pulley 13 sets gold
Category knot that can be undone by a pull 14 is used to be connected with hanging basket framework 16.Install after hanging basket framework 16, treadle of false work 17 is placed in hanging basket framework
16 bottoms, walk for workmen and stand.The pull rope 12 of side is first installed nearby, opposite side pull rope 12 can be in hanging basket framework
It is installed in place in 16 using similar projectile method.When pull rope 12 is installed, the metal knot that can be undone by a pull 14 of one end is arranged on pulley lateral bracing
On 18 neck 19, the other end makes hanging basket 15 exist through the fixed pulley 9 on gooseneck 5, operating personnel by pulling pull rope 12
Direction across bridge is moved.In moving process, the operation simultaneously of 15 both sides pull rope of hanging basket 12, in the way of side pulling opposite side loosens
Hanging basket 15 is set to be moved in direction across bridge, side pull rope 12 will be pulled after specified location and loosen the gold of opposite side pull rope 12 by reaching
Belong to knot that can be undone by a pull 14, while being fastened on the corresponding neck 19 of hanging basket framework 16.After hanging basket 15 reaches specified location fixation, operation
Personnel can carry out the operation such as bearing.Operating personnel answers colligation safety rope in hanging basket 15 during operation, the metal of safety rope end is lived
Button 14 is arranged on middle safety steel cable 11, it is ensured that job safety.After the completion of operation, according to first filling the order torn open afterwards successively
Remove.
It should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention,
Some improvements and modifications can also be made, these change and retouching also should be regarded as protection scope of the present invention.In the present embodiment not
Clear and definite each part can use prior art to be realized.
Claims (4)
1. a kind of overhead cable formula is without support bearing replacement operating platform, it is characterised in that：By anchor plate（2）, two-way bracket deck
（3）, caging bolt（4）, gooseneck（5）, hanger（7）, walking steel wire rope（10）, safety steel cable（11）, pull rope（12）, lead
Priming pulley（13）And hanging basket（15）Composition；In bent cap（1）Two ends are respectively mounted anchor plate（2）, two goosenecks（5）Distinguish one end
Pass through two-way bracket deck（3）And caging bolt（4）It is fixed on corresponding anchor plate（2）On；In two goosenecks（5）Corresponding positions
Put hanger（7）Between steel wire rope is installed（10）And safety steel cable（11）；Hanging basket（15）Upper end is provided with traction movable pulley（13）, and
By drawing movable pulley（13）It is suspended on walking steel wire rope（10）On；Gooseneck（5）With hanging basket（15）Pull rope is set（12）, hang
Basket（15）Pass through pull rope（12）Positioning.
2. overhead cable formula according to claim 1 is without support bearing replacement operating platform, it is characterised in that：The anchor plate
（2）It is one block of steel plate with bolt hole；Two-way bracket deck（3）It is made up of each two brackets and two blocks of small steel plates up and down
And it is welded on anchor plate（2）；Anchor plate（2）Prepared screw-bolt hole, bent cap（1）Threaded reinforcing bar is implanted on side, by anchor plate
（2）With bent cap（1）Side is fixed after being close to using nut.
3. overhead cable formula according to claim 1 is without support bearing replacement operating platform, it is characterised in that：The gooseneck
（5）It is to be welded by two channel-section steel spellings；Every gooseneck（5）Three hangers of upper setting（7）, each hanger（7）Pass through anchor ear
Mode is joined with bolts in gooseneck（5）On, hanger（7）The gooseneck of anchor ear both sides（5）On be welded with limited block（6）；
In anchor plate（2）Gooseneck near both sides of the edge（5）Corresponding position welded limiting block（6）；Two-way bracket deck（3）Upper peace
Equipped with caging bolt（4）；Driving steel wire rope（10）And safety steel cable（11）Two ends set shackle（8）, by shackle（8）Respectively with
Gooseneck（5）The hanger of upper relevant position（7）Connection.
4. overhead cable formula support bearing replacement operating platform according to claim 1, it is characterised in that：Described traction is dynamic to be slided
Wheel（13）Lower end is provided with metal knot that can be undone by a pull（14）, two traction movable pulleys（13）Between with pulley lateral bracing connect（18）, pulley
Lateral bracing（18）Upper setting neck（19）；Hanging basket（15）It is by hanging basket framework（16）And treadle of false work（17）It is assembled；Hang
Hoop frame（16）It is welded by some hollow tubes, the front and rear brace that is provided with is bolted；Hanging basket framework（16）Bottom
Place treadle of false work（17）, hanging basket framework（16）Four column tops pass through metal knot that can be undone by a pull（14）With traction movable pulley（13）Even
Connect；Fixed pulley（9）In gooseneck（5）It is upper to be joined with bolts by anchor ear form, hanging basket framework（16）Two ends set neck
（19）, pull rope（11）Two ends set metal knot that can be undone by a pull（14）, by pull rope（12）Through fixed pulley（9）, and by the metal at two ends
Knot that can be undone by a pull（14）It is separately mounted to each self-corresponding neck（19）On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710583433.8A CN107313360B (en) | 2017-07-18 | 2017-07-18 | Sliding cable type support-free support replacing operation platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710583433.8A CN107313360B (en) | 2017-07-18 | 2017-07-18 | Sliding cable type support-free support replacing operation platform |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107313360A true CN107313360A (en) | 2017-11-03 |
| CN107313360B CN107313360B (en) | 2022-12-06 |
Family
ID=60179091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710583433.8A Active CN107313360B (en) | 2017-07-18 | 2017-07-18 | Sliding cable type support-free support replacing operation platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107313360B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108824104A (en) * | 2018-07-25 | 2018-11-16 | 中铁第五勘察设计院集团有限公司 | A kind of suspension type rail traffic two-wire concrete pier girder system system |
| CN110042752A (en) * | 2019-05-21 | 2019-07-23 | 中冶建工集团有限公司 | A kind of bridge steel box girder bottom high altitude operation moving hanging basket and operating method |
| CN110469102A (en) * | 2019-09-10 | 2019-11-19 | 江苏南通二建集团有限公司 | A kind of high-altitude combined steel beam installs the operating platform and its construction method |
| CN110820564A (en) * | 2019-10-15 | 2020-02-21 | 同济大学 | Liftable and openable bent cap construction overhaul multipurpose platform |
| CN111794486A (en) * | 2020-07-24 | 2020-10-20 | 曹妃甸港矿石码头股份有限公司 | Novel loading building swing chute maintenance ladder and using method thereof |
| CN112682623A (en) * | 2019-10-18 | 2021-04-20 | 江苏固泰建筑材料科技有限公司 | Synthesize a steel corbel for gallows |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108824104A (en) * | 2018-07-25 | 2018-11-16 | 中铁第五勘察设计院集团有限公司 | A kind of suspension type rail traffic two-wire concrete pier girder system system |
| CN108824104B (en) * | 2018-07-25 | 2023-07-25 | 中铁第五勘察设计院集团有限公司 | Suspension type track traffic double-line concrete pier beam system |
| CN110042752A (en) * | 2019-05-21 | 2019-07-23 | 中冶建工集团有限公司 | A kind of bridge steel box girder bottom high altitude operation moving hanging basket and operating method |
| CN110042752B (en) * | 2019-05-21 | 2024-03-12 | 中冶建工集团有限公司 | Mobile hanging basket for aloft work at bottom of bridge steel box girder and operation method |
| CN110469102A (en) * | 2019-09-10 | 2019-11-19 | 江苏南通二建集团有限公司 | A kind of high-altitude combined steel beam installs the operating platform and its construction method |
| CN110469102B (en) * | 2019-09-10 | 2024-05-07 | 江苏南通二建集团有限公司 | High-altitude combined steel beam member installation operation platform and construction method thereof |
| CN110820564A (en) * | 2019-10-15 | 2020-02-21 | 同济大学 | Liftable and openable bent cap construction overhaul multipurpose platform |
| CN112682623A (en) * | 2019-10-18 | 2021-04-20 | 江苏固泰建筑材料科技有限公司 | Synthesize a steel corbel for gallows |
| CN111794486A (en) * | 2020-07-24 | 2020-10-20 | 曹妃甸港矿石码头股份有限公司 | Novel loading building swing chute maintenance ladder and using method thereof |
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| CN107313360B (en) | 2022-12-06 |
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