CN103046466A - Detectable, replaceable and adjustable arch bridge suspender system and method for constructing same - Google Patents
Detectable, replaceable and adjustable arch bridge suspender system and method for constructing same Download PDFInfo
- Publication number
- CN103046466A CN103046466A CN2012105904836A CN201210590483A CN103046466A CN 103046466 A CN103046466 A CN 103046466A CN 2012105904836 A CN2012105904836 A CN 2012105904836A CN 201210590483 A CN201210590483 A CN 201210590483A CN 103046466 A CN103046466 A CN 103046466A
- Authority
- CN
- China
- Prior art keywords
- anchor head
- pipe
- suspension rod
- screw rod
- steel
- 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
Images
Abstract
The invention discloses a detectable, replaceable and adjustable arch bridge suspender system and a method for constructing the same. The arch bridge suspender system comprises a suspender, an upper anchor head steel structure and a rigid connecting screw. The suspender is provided with an upper anchor head, a middle suspender body and a lower anchor head, the upper anchor head steel structure is positioned on an arch rib of an arch bridge and is welded with the arch rib, the upper anchor head of the suspender extends outwards after penetrating through the arch rib and the upper anchor head steel structure, an extending end of the upper anchor head is anchored on the upper anchor head steel structure via an upper anchoring unit, the upper end of the rigid connecting screw is detachably and integrally connected with the lower anchor head of the suspender, and the lower end of the rigid connecting screw is anchored on the bottom surface of a crossbeam via a lower anchoring unit after penetrating through the crossbeam of the arch bridge. The arch bridge suspender system is convenient to check and replace, and force of the suspender can be adjusted conveniently. The invention also discloses the method for constructing the arch bridge suspender system. By the method for constructing the arch bridge suspender system, the detectability, the replaceability, the adjustability and excellent corrosion resistance of the arch bridge suspender system can be guaranteed.
Description
Technical field
The present invention relates to a kind of arch bridge suspender system and job practices thereof, specifically refer to a kind of examine interchangeable adjustable arch bridge suspender system and job practices thereof.
Background technology
At present, arch bridge suspension rod system commonly used.The prior art hogging bridge crane body of rod be common structure as shown in Figure 1; be embedded with from top to bottom the lower built-in pipe 16 that is embedded with vertical setting in the annular backing plate 102 of vertical round casing 101, horizontally set, the vertical upper built-in pipe 15 that arranges, the crossbeam 19 at arch bridge at the arch rib 6 of arch bridge; these pre-buried parts are as the protection overcoat of arch bridge suspender system; in advance construction is embedded in the arch bridge before the suspension rod system is installed.The arch bridge suspender system comprises suspension rod 1, suspension rod 1 has upper anchor head 17, the middle body of rod and lower anchor head 18, the end of upper anchor head 17 and lower anchor head 18 is has externally threaded screw rod, the upper anchor head 17 of suspension rod is anchored with the upper anchoring unit that is arranged in the round casing 101, upward the anchoring unit comprises upper anchor plate 20, upper spherical bearing 21 and the upper spherical nut 22 of anchor head screw rod on setting from bottom to top and the ring set, upper spherical nut 22 is connected with the screw flight of upper anchor head 17, thereby upper anchor head 17 is anchored in the round casing 101; The crossbeam 19 of arch bridge is passed afterwards by the bottom surface of lower anchoring unit anchor at crossbeam 19 in the lower end of the lower anchor head 18 of suspension rod 1, this time anchoring unit comprises lower spherical nut 27, lower spherical bearing 28 and the lower anchor plate 29 of anchor head 18 under setting from bottom to top and the ring set, lower anchor plate 29 is horizontally installed on the bottom surface of crossbeam 19, lower spherical nut 27 is connected with the screw flight of lower anchor head 18, thereby with the bottom surface that lower anchor head 18 is anchored at crossbeam 19, realize the installation of whole suspension rod system.
After above-mentioned arched bridge pre-stressed boom builds up and comes into operation, usually can or arrive the reason such as service life because of suspension rod or anchor head corrosion, loosening, accidental injury, cause on the low side, the Lack of support of suspension rod safety factor, need to change and make regular check on maintenance to suspension rod.For the reinforcing of this type of old danger arched bridge pre-stressed boom, carry out the following problem of the normal appearance of general suspender replacement:
Anchor head is anchored in the arch rib usually on the suspension rod, need during suspender replacement to punch at arch rib, cause the damage of arch rib, affect bridge security, and the operating space of stretch-draw in the work progress, anchoring is narrow and small, the adjustment of suspension rod power is difficulty comparatively, even if also be difficult to after suspender replacement is finished anchor head is carried out daily inspection and maintenance.
Suspension rod and arch rib, crossbeam junction intake easily, thereby cause the immersion corrosion of suspension rod or anchor head, the application life of greatly reducing suspension rod;
Anchor head is anchored in the crossbeam usually under the suspension rod, replacing the hangers and anchor head is carried out current check all need chisel the sealing off and covering anchorage concrete;
The transport need that day by day increases, so that the suspension rod diameter of changing increase, and the preserved pipeline of old bridge is subject to the restriction of crossbeam size, reinforcing bar and steel bundle position and arch bridge tie-rod position, the condition that may not have reaming to change.
Summary of the invention
One of purpose of the present invention provides a kind of interchangeable adjustable arch bridge suspender system of examining, and this arch bridge suspender system inspection is convenient, replacing is convenient and suspension rod power is easy to adjust.
This purpose of the present invention realizes by the following technical solutions: a kind ofly examine interchangeable adjustable arch bridge suspender system, comprise suspension rod, suspension rod has upper anchor head, the middle body of rod and lower anchor head, it is characterized in that: described suspension rod system also comprises the anchor head steel work and the screw rod that is rigidly connected, described upper anchor head steel work is positioned on the arch rib of arch bridge and with arch rib and welds mutually, the upper anchor head of described suspension rod stretches out after passing described arch rib and upper anchor head steel work, the external part of upper anchor head is anchored on upper anchor head steel work by upper anchoring unit, the lower anchor head of the upper end of the described screw rod that is rigidly connected and described suspension rod links into an integrated entity with removably, and the lower end of the described screw rod that is rigidly connected is passed behind the crossbeam of arch bridge by lower anchoring unit and is anchored bottom surface at crossbeam.
Arch bridge replacing the hangers system of the present invention adopts upper anchor head steel work to move on to anchor head anchorage point on the suspension rod outside the arch rib in arch rib, solved anchor head inspection hard problem on traditional arch bridge suspender system, so that the suspension rod power adjustment in the stretch-draw in the bridge construction process, anchoring and the operation process becomes convenient feasible.
As one embodiment of the present invention, described upper anchor head steel work comprises arch rib reinforcement steel plate, circular sleeve, anchored platform steel plate and stiffening rib steel plate, described circular sleeve vertically arranges, be positioned at the center of anchor head steel work, upper anchor head for suspension rod passes, described arch rib reinforcement steel plate is the arc suitable with the arch rib surface, arch rib reinforcement steel plate is close to the arch rib surface by structure glue and is welded mutually with arch rib, described stiffening rib steel plate is four vertical steel plates that arrange, four stiffening rib steel plates are cross distribution, centered by described circular sleeve, be arranged in circular sleeve around, the inner side edge of every a slice stiffening rib steel plate all welds mutually with circular sleeve, the base of every a slice stiffening rib steel plate is the arc-shaped side suitable with arch rib reinforcement surface of steel plate, this arc-shaped side welds mutually with described arch rib reinforcement steel plate, described anchored platform steel plate is the doughnut-shaped steel plate of horizontal positioned, be positioned at described circular sleeve upper end, the anchored platform steel plate welds mutually with the end face of circular sleeve and the end face of four stiffening rib steel plates, form an integral rigidity structure behind the described upper anchor head during welding for steel structure, stretch out after described upper anchor head passes described circular sleeve, the external part of upper anchor head is anchored on the anchored platform steel plate by upper anchoring unit.
Among the present invention, the external part of described upper anchor head is with externally threaded screw rod, described upper anchoring unit comprises upper anchor plate, upper spherical bearing and the upper spherical nut of anchor head screw rod on setting from bottom to top and the ring set, described upper anchor plate is horizontally installed on the anchored platform steel plate, described upper spherical nut is connected with the screw flight of upper anchor head, thereby upper anchor head is anchored on the anchored platform steel plate.
Among the present invention, the upper end of the described screw rod that is rigidly connected is connected by splicing sleeve with the lower anchor head of suspension rod, the upper end of the described screw rod that is rigidly connected has external screw thread, the lower anchor head of described suspension rod also has external screw thread, described splicing sleeve is the screwed pipe with internal thread, described splicing sleeve is connected with the head thread that casts anchor of suspension rod with the upper end of the screw rod that is rigidly connected respectively, and the junction of the lower anchor head of described be rigidly connected screw rod and described suspension rod is positioned at the crossbeam top.
As improvement of the present invention: described suspension rod system also comprises lower anchor head anticorrosion structure, described lower anchor head anticorrosion structure wraps up the junction of the lower anchor head of be rigidly connected screw rod and described suspension rod, described lower anchor head anticorrosion structure comprises the bucker that sets gradually from top to bottom, stainless steel sleeve pipe and reservation spreading steel pipe, the described bucker suit suspension rod body of rod, the lower semisection of described reservation spreading steel pipe is embedded in the crossbeam, weld mutually with the doughnut-shaped steel plate of horizontally set pre-buried in the crossbeam, described stainless steel sleeve pipe is between bucker and reservation spreading steel pipe, stainless steel sleeve pipe upper, the lower end is connected with reservation spreading steel pipe with bucker respectively, the junction of described stainless steel sleeve pipe box anchor head under described be rigidly connected screw rod and described suspension rod, described bucker, the stainless steel sleeve pipe, reserve the common confined space that forms a sealing of spreading steel pipe and doughnut-shaped steel plate, be perfused with anticorrosion grease in this confined space.
Among the present invention, the upper end of described stainless steel sleeve pipe is straight tube, and weld mutually with the inwall of bucker the upper end of stainless steel sleeve pipe; The lower end of described stainless steel sleeve pipe has flange, and the upper end of described reservation spreading steel pipe also has flange, and the flange of described stainless steel sleeve pipe passes through bolt phase bolt with the flange of reserving the spreading steel pipe, and the bolt place is higher than the end face of crossbeam.
As a further improvement on the present invention: described stainless steel sleeve pipe also is provided with annular upper shock reducing structure with the inboard of the weld that the bucker inwall welds mutually, be somebody's turn to do the body of rod of upper shock reducing structure ring set suspension rod, the body of rod of upper shock reducing structure and suspension rod and the inwall of stainless steel sleeve pipe be airtight the contact all, the middle part ring set of the described screw rod that is rigidly connected has lower shock reducing structure, this time shock reducing structure is positioned on the doughnut-shaped steel plate, lower shock reducing structure and the screw rod that is rigidly connected, reserve the inwall of spreading steel pipe and all airtight contacts of upper surface of doughnut-shaped steel plate, described upper shock reducing structure and lower shock reducing structure lay respectively at top and the bottom of described confined space.
Among the present invention, the lower end of the described screw rod that is rigidly connected is with externally threaded screw rod, pass the crossbeam of arch bridge, described lower anchoring unit comprises lower spherical nut, lower spherical bearing and the lower anchor plate of anchor head screw rod under setting from bottom to top and the ring set, described lower anchor plate is horizontally installed on the bottom surface of crossbeam, described lower spherical nut is connected with the screw flight of the screw rod that is rigidly connected, thereby the screw rod that will be rigidly connected is anchored the bottom surface at crossbeam.
Two of purpose of the present invention provides the above-mentioned job practices of examining interchangeable adjustable arch bridge replacing the hangers system, and this job practices is safe and reliable, implements easily, and what guaranteed the arch bridge suspender system examines interchangeable adjustability and good antiseptic property.
This purpose of the present invention realizes by the following technical solutions: a kind of job practices of examining interchangeable adjustable arch bridge suspender system, the method comprises the steps:
(1) makes and install interim pocket crane system according to designing requirement, in the process of old suspension rod dismounting and new hanger erection, as the switching mechanism of suspension rod power, bear the bridge floor load temporarily;
(2) remove old suspension rod, cut off by the Design of Construction Organization requirement in batches;
(3) the upper built-in pipe in the arch rib is carried out reaming, than the spark of the large 1mm of new built-in pipe internal diameter built-in pipe position rotary coring on arch rib former, former upper built-in pipe is taken out together the gap pressure injection structure glue of new pre-buried tube wall and hole wall with diameter;
(4) the lower built-in pipe in the crossbeam is carried out clearly hole, with spark former lower built-in pipe in the rotary coring of diameter than the little 1mm of former lower built-in pipe internal diameter, former lower built-in pipe keeps utilization;
(5) lower built-in pipe is carried out spreading, push up from back spreading to sidewalk, and exceed bridge deck 10cm, immerse built-in pipe to stop current;
(6) according to designing requirement anchor head steel work processing on factory carries out, upper anchor head steel work and arch rib welding, anchor head anchored platform in the formation;
(7) adopt the hoist engine lifting that suspension rod is installed, anchor head links by splicing sleeve and the screw rod that is rigidly connected under the suspension rod, screw rod passes lower built-in pipe and is anchored in the crossbeam bottom, and anchor head passes built-in pipe on the suspension rod, carries out suspension rod stretch-draw and anchoring in upper anchor head anchored platform;
(8) waterproofing system is installed, before penetrating built-in pipe, smears first by ground tackle anticorrosion grease, until put in place rear installation anchor head protective cover and pour into anticorrosion grease of suspension rod stretch-draw anchor, stainless steel sleeve pipe and lower built-in pipe fastened connect, fill with in the pipe with the junction of anchor head under the anticorrosion grease protection suspension rod with the screw rod that is rigidly connected, at the stainless steel sleeve pipe bucker is installed;
(9) pursue the root replacing the hangers according to above-mentioned steps, change in the stretch-draw suspension rod process, floor elevation and suspension rod power are carried out Real-Time Monitoring, the upper and lower displacement of control floor elevation can not surpass 5mm, suspension rod power is no more than 5%, and 5% the benchmark here is the initial suspension rod power before the replacing the hangers.After new hanger erection puts in place, need suspension rod power that interim pocket crane system is born, progressively transfer on the new suspension rod, the making a concerted effort of new suspension rod and interim pocket crane system be no more than 5% with the error of initial suspension rod power.
Among the present invention, carry out reaming than the spark of the large 1mm of new built-in pipe internal diameter at former built-in pipe position rotary coring with diameter in the described step (3); Described step is carried out spreading to lower built-in pipe in (5), and the extension spray lance upper end exceeds bridge deck 10cm.
Compared with prior art, the present invention has following remarkable result:
(1) the anchor head steel work moves on to anchor head position on the suspension rod outside the arch rib in arch rib in the arch bridge replacing the hangers system of the present invention utilization, solved the problem that anchor head is difficult to check on traditional arch bridge suspender system, so that the suspension rod power adjustment in the stretch-draw in the bridge construction process, anchoring and the operation process becomes convenient feasible.
(2) the upper anchor head steel work of arch bridge replacing the hangers system of the present invention by anchored platform, stiffening rib and circular sleeve power transmission, has been guaranteed the clear, clear and definite of suspension rod Path of Force Transfer.
(3) the arch bridge replacing the hangers system of the present invention utilization screw rod that is rigidly connected rises to crossbeam and tie-rod top with anchor head under traditional arch bridge suspender system, the examination and maintenance to anchor head have been made things convenient for, avoided traditional arch bridge suspender system because the restriction of crossbeam size, reinforcing bar and steel bundle position and arch bridge tie-rod position causes the limited problem of downcomer reaming.
(4) arch bridge replacing the hangers system of the present invention utilization is rigidly connected, and screw rod has been avoided because the suspension rod excessive crossbeam downcomer reaming problem that causes of area of bed of casting anchor, so that the replacing of suspension rod and the screw rod that is rigidly connected becomes easy, and both need not to change simultaneously as separate member, in reinforcing good application prospect are arranged at new bridge design, old bridge.
(5) arch bridge replacing the hangers system of the present invention rises to the crossbeam top to anchor head under the suspension rod; lower anchor head is protected by lower anchor head anticorrosion structure parcel with the junction of the screw rod that is rigidly connected; thereby effectively prevent lower anchor head and the immersion of the screw rod that is rigidly connected corrosion, guarantee security performance and the application life of suspension rod.
Description of drawings
Below in conjunction with the drawings and specific embodiments the present invention is described in further detail.
Fig. 1 is that prior art hogging bridge crane body of rod system is installed in the overall structure schematic diagram in the arch bridge;
Fig. 2 is that arch bridge suspender system of the present invention is installed in the overall structure schematic diagram in the arch bridge;
Fig. 3 is the elevation of upper anchor head steel work in the arch bridge suspender system of the present invention;
Fig. 4 is the lateral view of upper anchor head steel work in the arch bridge suspender system of the present invention;
Fig. 5 is the top view of upper anchor head steel work in the arch bridge suspender system of the present invention;
Fig. 6 is the schematic diagram that descends anchor head and anticorrosion structure thereof in the suspension rod system of the present invention.
Description of reference numerals
1, suspension rod; 2, upper anchor head steel work; 3, lower anchor head anticorrosion structure; 4, the screw rod that is rigidly connected; 5, splicing sleeve; 51, upper pin-and-hole; 52, lower pin-and-hole; 6, arch rib; 7, arch rib reinforcement steel plate; 8, circular sleeve; 9, anchored platform steel plate; 10, stiffening rib steel plate; 11, bucker; 12, rubber pad; 13, stainless steel sleeve pipe; 14, reserve the spreading steel pipe; 15, upper built-in pipe; 16, lower built-in pipe; 17, upper anchor head; 18, lower anchor head; 19, crossbeam; 20, upper anchor plate; 21, upper spherical bearing; 22, upper spherical nut; 23, upper protective cover; 24, upper shock reducing structure; 25, lower shock reducing structure; 26, doughnut-shaped steel plate; 27, lower spherical nut; 28, lower spherical bearing; 29, lower anchor plate; 30, lower protective cover; 101, justify casing; 102, annular backing plate
The specific embodiment
Extremely shown in Figure 6 such as Fig. 2; be embedded with from top to bottom the lower built-in pipe 16 that is embedded with vertical setting in the annular backing plate 102 of vertical round casing 101, horizontally set, the vertical upper built-in pipe 15 that arranges, the crossbeam 19 at arch bridge at the arch rib 6 of arch bridge; these pre-buried parts are as the protection overcoat of arch bridge suspender system; in advance construction is embedded in the arch bridge before the suspension rod system is installed.The present invention is a kind of to be examined interchangeable adjustable arch bridge suspender system and comprises suspension rod 1; suspension rod 1 has upper anchor head 17; the middle body of rod and lower anchor head 18; the suspension rod system also comprises anchor head steel work 2 and the screw rod 4 that is rigidly connected; upper anchor head steel work 2 is positioned on the arch rib 6 of arch bridge and with arch rib 6 and welds mutually; the upper anchor head 17 of suspension rod stretches out after passing arch rib 6 and upper anchor head steel work 2; the external part of upper anchor head 17 is anchored on upper anchor head steel work 2 by upper anchoring unit; the lower anchor head 18 of the upper end of screw rod 4 and suspension rod 1 of being rigidly connected links into an integrated entity with removably; the be rigidly connected lower end of screw rod 4 is passed behind the crossbeam 19 of arch bridge by the bottom surface of lower anchoring unit anchor at crossbeam 19; concrete syndeton is: the lower end of the screw rod 4 that is rigidly connected is with externally threaded screw rod; pass the crossbeam 19 of arch bridge; lower anchoring unit comprises the lower spherical nut 27 of anchor head 18 screw rods under setting from bottom to top and the ring set; lower spherical bearing 28 and lower anchor plate 29; lower anchor plate 29 is horizontally installed on the bottom surface of crossbeam 19; lower spherical nut 27 is connected with the screw flight of the screw rod 4 that is rigidly connected; thereby the bottom surface that the screw rod 4 that will be rigidly connected is anchored at crossbeam; crossbeam 19 soffits also bolt have lower protective cover 30, cover and protect lower anchoring unit.
Described upper anchor head steel work 2 comprises arch rib reinforcement steel plate 7, circular sleeve 8, anchored platform steel plate 9 and stiffening rib steel plate 10, circular sleeve 8 vertically arranges, be positioned at the center of anchor head steel work 2, upper anchor head 17 for suspension rod 1 passes, arch rib reinforcement steel plate 7 is the arc suitable with arch rib 6 surfaces, arch rib reinforcement steel plate 7 is close to arch rib 6 surfaces by A level structure glue and is welded mutually with arch rib 6, stiffening rib steel plate 10 is four vertical steel plates that arrange, four stiffening rib steel plates 10 are cross distribution, centered by circular sleeve 8, be arranged in circular sleeve 8 around, the inner side edge of every a slice stiffening rib steel plate 10 all welds mutually with circular sleeve 8, the base of every a slice stiffening rib steel plate 10 is the arc-shaped side suitable with arch rib reinforcement steel plate 7 surfaces, this arc-shaped side welds mutually with arch rib reinforcement steel plate 7, anchored platform steel plate 9 is the doughnut-shaped steel plate of horizontal positioned, be positioned at circular sleeve 8 upper ends, anchored platform steel plate 9 welds mutually with the end face of circular sleeve 8 and the end face of four stiffening rib steel plates 10, form an integral rigidity structure after upper anchor head steel work 2 welding, stretch out after upper anchor head 17 passes circular sleeve 8, the external part of upper anchor head 17 is anchored on anchored platform steel plate 9 by upper anchoring unit.
The external part of upper anchor head 17 is with externally threaded screw rod; upper anchoring unit comprises upper anchor plate 20, upper spherical bearing 21 and the upper spherical nut 22 of anchor head screw rod on setting from bottom to top and the ring set; upper anchor plate 20 is horizontally installed on the anchored platform steel plate 9; upper spherical nut 22 is connected with the screw flight of upper anchor head 17; thereby upper anchor head 17 is anchored on anchored platform steel plate 9; going back bolt on the anchored platform steel plate 9 has upper protective cover 23, covers and protect the anchoring unit.
In the present embodiment, the be rigidly connected upper end of screw rod 4 is connected by splicing sleeve 5 with the lower anchor head 18 of suspension rod 1, the be rigidly connected upper end of screw rod 4 has external screw thread, the lower anchor head 18 of suspension rod 1 also has external screw thread, splicing sleeve 5 is for having the screwed pipe of internal thread, splicing sleeve 5 is threaded with the lower anchor head 18 of suspension rod 1 with the upper end of the screw rod 4 that is rigidly connected respectively, the be rigidly connected junction of screw rod 4 and the lower anchor head 18 of suspension rod is positioned at crossbeam 19 tops, splicing sleeve 5 also offers pin-and-hole 51 and lower pin-and-hole 52, the globality and stability that connect are further improved in the upper end of splicing sleeve 5 and the screw rod 4 that is rigidly connected and plug-in mounting pin in pin-and-hole again after the lower anchor head 18 of suspension rod 1 is threaded.
Be the good water resistance of anchor head under guarantee to be rigidly connected screw rod upper end and the suspension rod, described suspension rod system also comprises lower anchor head anticorrosion structure 3, lower anchor head anticorrosion structure 3 wraps up the junction of the lower anchor head 18 of be rigidly connected screw rod 4 and suspension rod, lower anchor head anticorrosion structure 3 comprises the bucker 11 that sets gradually from top to bottom, stainless steel sleeve pipe 13 and reservation spreading steel pipe 14, bucker 11 suit suspension rods 1 body of rod, and by the deadend of caulking gum body, the lower semisection of reserving spreading steel pipe 14 is embedded in the crossbeam 19, weld mutually with the doughnut-shaped steel plate 26 of the interior pre-buried horizontally set of crossbeam 19, stainless steel sleeve pipe 13 is between bucker 11 and reservation spreading steel pipe 14, stainless steel sleeve pipe 13 upper, the lower end is connected with reservation spreading steel pipe 14 with bucker 11 respectively, stainless steel sleeve pipe 13 is enclosed within the junction of anchor head 18 under be rigidly connected screw rod 4 and the suspension rod, bucker 11, stainless steel sleeve pipe 13, reserve spreading steel pipe 14 and the doughnut-shaped steel plate 26 common confined spaces that form a sealing, be perfused with anticorrosion grease in this confined space.
The upper end of the stainless steel sleeve pipe 13 in the present embodiment is straight tube, and the inwall of the upper end of stainless steel sleeve pipe 13 and bucker 11 welds mutually; The lower end of stainless steel sleeve pipe 13 has flange, the upper end of reserving spreading steel pipe 14 also has flange, the flange of stainless steel sleeve pipe 13 and the flange of reserving spreading steel pipe 14 be by bolt phase bolt, simultaneously at bolt place pad with rubber pad 12 to seal, the bolt place is higher than the end face 10cm of crossbeam.Stainless steel sleeve pipe 13 also is provided with annular upper shock reducing structure 24 with the inboard of the weld that bucker 11 inwalls weld mutually, be somebody's turn to do the body of rod of upper shock reducing structure 24 ring set suspension rods, the body of rod of upper shock reducing structure 24 and suspension rod and the inwall of stainless steel sleeve pipe 13 be airtight the contact all, the middle part ring set of screw rod 4 of being rigidly connected has lower shock reducing structure 25, this time shock reducing structure 25 is positioned on the doughnut-shaped steel plate 26, lower shock reducing structure 25 and the screw rod 4 that is rigidly connected, reserve the inwall of spreading steel pipe 14 and all airtight contacts of upper surface of doughnut-shaped steel plate 26, upper shock reducing structure 24 and lower shock reducing structure 25 lay respectively at top and the bottom of confined space, and upper shock reducing structure 24 and lower shock reducing structure 25 are preferably rubber bodies of sealing performance.
Have the protection structural defence outside the upper anchor head 17 of the suspension rod 1 in the present embodiment arch bridge suspender system and the lower anchor head 18, suspension rod 1 plays protective action also be enclosed with the thick stainless steel iron sheet protective sleeve of 5mm on the body of rod that exposes between arch rib 6 and the crossbeam 19.
Arch bridge suspender system such as the need of present embodiment are changed, and only need to take anchoring unit, lower anchoring unit and lower anchor head anticorrosion structure apart and get final product, so that the suspension rod power adjustment in the stretch-draw in the bridge construction process, anchoring and the operation process becomes convenient feasible.
The above-mentioned job practices of examining interchangeable adjustable arch bridge suspender system, the method comprises the steps:
(1) makes and install interim pocket crane system according to designing requirement, in the process of old suspension rod dismounting and new hanger erection, as the switching mechanism of suspension rod power, bear the bridge floor load temporarily;
(2) remove old suspension rod, cut off by the Design of Construction Organization requirement in batches;
(3) the upper built-in pipes 15 in the arch rib 6 are carried out reaming, than the spark of the large 1mm of new built-in pipe internal diameter built-in pipe position rotary coring on arch rib 6 former, former upper built-in pipe is taken out together the gap pressure injection A level structure glue of new pre-buried tube wall and hole wall with diameter;
(4) the lower built-in pipe 16 in the crossbeam 19 is carried out clearly hole, with spark former lower built-in pipe in the rotary coring of diameter than the little 1mm of former lower built-in pipe internal diameter, former lower built-in pipe keeps utilization;
(5) lower built-in pipe 16 is carried out spreading, push up from back spreading to sidewalk, and exceed bridge deck 10cm, immerse built-in pipe to stop current;
(6) according to designing requirement anchor head steel work 2 processing on factory carries out, upper anchor head steel work 2 and arch rib 6 welding, anchor head anchored platform in the formation;
(7) adopt the hoist engine lifting that suspension rod 1 is installed, anchor head 18 links by splicing sleeve 5 and the screw rod 4 that is rigidly connected under the suspension rod, screw rod passes lower built-in pipe 16 and is anchored in crossbeam 19 bottoms, and anchor head 17 passes built-in pipe 15 on the suspension rod, carries out suspension rod stretch-draw and anchoring in upper anchor head anchored platform;
(8) waterproofing system is installed, before penetrating built-in pipe, smears first by ground tackle anticorrosion grease, until put in place rear installation anchor head protective cover and pour into anticorrosion grease of suspension rod stretch-draw anchor, stainless steel sleeve pipe 13 and lower built-in pipe 16 fastened connect, fill with in the pipe with the junction of anchor head under the anticorrosion grease protection suspension rod with the screw rod 4 that is rigidly connected, at stainless steel sleeve pipe 13 bucker 11 is installed;
(9) pursue the root replacing the hangers according to above-mentioned steps, change in the stretch-draw suspension rod process, floor elevation and suspension rod power are carried out Real-Time Monitoring, the upper and lower displacement of control floor elevation can not surpass 5mm, suspension rod power is no more than 5%, and 5% the benchmark here is the initial suspension rod power before the replacing the hangers.After new hanger erection puts in place, need suspension rod power that interim pocket crane system is born, progressively transfer on the new suspension rod, the making a concerted effort of new suspension rod and interim pocket crane system be no more than 5% with the error of initial suspension rod power.
Among the present invention, carry out reaming than the spark of the large 1mm of new built-in pipe internal diameter at former built-in pipe position rotary coring with diameter in the described step (3); Described step is carried out spreading to lower built-in pipe in (5), and the extension spray lance upper end exceeds bridge deck 10cm.
The above embodiment of the present invention is not the restriction to protection domain of the present invention; embodiments of the present invention are not limited to this; all this kind is according to foregoing of the present invention; ordinary skill knowledge and customary means according to this area; do not breaking away under the above-mentioned fundamental technics thought of the present invention prerequisite; modification, replacement or the change of other various ways that said structure of the present invention is made all should drop within protection scope of the present invention.
Claims (10)
1. can examine interchangeable adjustable arch bridge suspender system for one kind, comprise suspension rod (1), suspension rod (1) has upper anchor head (17), the middle body of rod and lower anchor head (18), it is characterized in that: described suspension rod system also comprises anchor head steel work (2) and the screw rod that is rigidly connected (4), the arch rib (6) that described upper anchor head steel work (2) is positioned at arch bridge upward and with arch rib (6) welds mutually, the upper anchor head (17) of described suspension rod stretches out after passing described arch rib (6) and upper anchor head steel work (2), the external part of upper anchor head (17) is anchored on upper anchor head steel work (2) by upper anchoring unit, the lower anchor head (18) of the upper end of the described screw rod that is rigidly connected (4) and described suspension rod (1) links into an integrated entity with removably, and the crossbeam (19) of arch bridge is passed afterwards by the bottom surface of lower anchoring unit anchor in crossbeam (19) in the lower end of the described screw rod that is rigidly connected (4).
2. according to claim 1ly examine interchangeable adjustable arch bridge suspender system, it is characterized in that: described upper anchor head steel work (2) comprises arch rib reinforcement steel plate (7), circular sleeve (8), anchored platform steel plate (9) and stiffening rib steel plate (10), described circular sleeve (8) is vertical to be arranged, be positioned at the center of anchor head steel work (2), upper anchor head (17) for suspension rod (1) passes, described arch rib reinforcement steel plate (7) is the arc suitable with arch rib (6) surface, arch rib reinforcement steel plate (7) is close to arch rib (6) surface by structure glue and is welded mutually with arch rib (6), described stiffening rib steel plate (10) is four vertical steel plates that arrange, four stiffening rib steel plates (10) are cross distribution, centered by described circular sleeve (8), be arranged in circular sleeve (8) around, the inner side edge of every a slice stiffening rib steel plate (10) all welds mutually with circular sleeve (8), the base of every a slice stiffening rib steel plate (10) is the arc-shaped side suitable with arch rib reinforcement steel plate (7) surface, this arc-shaped side welds mutually with described arch rib reinforcement steel plate (7), described anchored platform steel plate (9) is the doughnut-shaped steel plate of horizontal positioned, be positioned at described circular sleeve (8) upper end, anchored platform steel plate (9) welds mutually with the end face of circular sleeve (8) and the end face of four stiffening rib steel plates (10), form an integral rigidity structure after described upper anchor head steel work (2) welding, described upper anchor head (17) stretches out after passing described circular sleeve (8), and the external part of upper anchor head (17) is anchored on anchored platform steel plate (9) by upper anchoring unit.
3. according to claim 2ly examine interchangeable adjustable arch bridge suspender system, it is characterized in that: the external part of described upper anchor head (17) is with externally threaded screw rod, described upper anchoring unit comprises the upper anchor plate (20) of anchor head screw rod on setting from bottom to top and the ring set, upper spherical bearing (21) and upper spherical nut (22), described upper anchor plate (20) is horizontally installed on the anchored platform steel plate (9), described upper spherical nut (22) is connected with the screw flight of upper anchor head (17), thereby upper anchor head (17) is anchored on anchored platform steel plate (9).
According to claim 1 to 3 each describedly examine interchangeable adjustable arch bridge suspender system, it is characterized in that: the upper end of the described screw rod that is rigidly connected (4) is connected by splicing sleeve (5) with the lower anchor head (18) of suspension rod (1), the upper end of the described screw rod that is rigidly connected (4) has external screw thread, the lower anchor head (18) of described suspension rod (1) also has external screw thread, described splicing sleeve (5) is for having the screwed pipe of internal thread, described splicing sleeve (5) is threaded with the lower anchor head (18) of suspension rod (1) with the upper end of the screw rod that is rigidly connected (4) respectively, and the described screw rod that is rigidly connected (4) is positioned at crossbeam (19) top with the junction of the lower anchor head (18) of described suspension rod.
5. according to claim 4ly examine interchangeable adjustable arch bridge suspender system, it is characterized in that: described suspension rod system also comprises lower anchor head anticorrosion structure (3), described lower anchor head anticorrosion structure (3) wraps up the junction of the lower anchor head (18) of be rigidly connected screw rod (4) and described suspension rod, described lower anchor head anticorrosion structure (3) comprises the bucker (11) that sets gradually from top to bottom, stainless steel sleeve pipe (13) and reservation spreading steel pipe (14), described bucker (11) suit suspension rod (1) body of rod, the lower semisection of described reservation spreading steel pipe (14) is embedded in the crossbeam (19), weld mutually with the doughnut-shaped steel plate (26) of pre-buried horizontally set in the crossbeam (19), described stainless steel sleeve pipe (13) is positioned at bucker (11) and reserves between the spreading steel pipe (14), stainless steel sleeve pipe (13) upper, the lower end is connected with reservation spreading steel pipe (14) with bucker (11) respectively, described stainless steel sleeve pipe (13) is enclosed within the junction of anchor head (18) under the described screw rod that is rigidly connected (4) and the described suspension rod, described bucker (11), stainless steel sleeve pipe (13), reserve the confined space that spreading steel pipe (14) and doughnut-shaped steel plate (26) form a sealing jointly, be perfused with anticorrosion grease in this confined space.
6. according to claim 5ly examine interchangeable adjustable arch bridge suspender system, it is characterized in that: the upper end of described stainless steel sleeve pipe (13) is straight tube, and the inwall of the upper end of stainless steel sleeve pipe (13) and bucker (11) welds mutually; The lower end of described stainless steel sleeve pipe (13) has flange, the upper end of described reservation spreading steel pipe (14) also has flange, the flange of described stainless steel sleeve pipe (13) passes through bolt phase bolt with the flange of reserving spreading steel pipe (14), and the bolt place is higher than the end face of crossbeam.
7. according to claim 6ly examine interchangeable adjustable arch bridge suspender system, it is characterized in that: described stainless steel sleeve pipe (13) also is provided with annular upper shock reducing structure (24) with the inboard of the weld that bucker (11) inwall welds mutually, be somebody's turn to do the body of rod of upper shock reducing structure (24) ring set suspension rod, the body of rod of upper shock reducing structure (24) and suspension rod and the inwall of stainless steel sleeve pipe (13) be airtight the contact all, the middle part ring set of the described screw rod that is rigidly connected (4) has lower shock reducing structure (25), this time shock reducing structure (25) is positioned on the doughnut-shaped steel plate (26), lower shock reducing structure (25) and the screw rod (4) that is rigidly connected, reserve the inwall of spreading steel pipe (14) and all airtight contacts of upper surface of doughnut-shaped steel plate (26), described upper shock reducing structure (24) and lower shock reducing structure (25) lay respectively at top and the bottom of described confined space.
8. according to claim 1ly examine interchangeable adjustable arch bridge suspender system, it is characterized in that: the lower end of the described screw rod that is rigidly connected (4) is with externally threaded screw rod, pass the crossbeam (19) of arch bridge, described lower anchoring unit comprises the lower spherical nut (27) of anchor head (18) screw rod under setting from bottom to top and the ring set, lower spherical bearing (28) and lower anchor plate (29), described lower anchor plate (29) is horizontally installed on the bottom surface of crossbeam (19), described lower spherical nut (27) is connected with the screw flight of the screw rod that is rigidly connected (4), thereby the screw rod (4) that will be rigidly connected is anchored the bottom surface at crossbeam.
9. the job practices that can examine interchangeable adjustable arch bridge suspender system, the method comprises the steps:
(1) makes and install interim pocket crane system according to designing requirement, in the process of old suspension rod dismounting and new hanger erection, as the switching mechanism of suspension rod power, bear the bridge floor load temporarily;
(2) remove old suspension rod, cut off by the Design of Construction Organization requirement in batches;
(3) the upper built-in pipe in the arch rib is carried out reaming, than the spark of the large 1mm of new built-in pipe internal diameter built-in pipe position rotary coring on arch rib former, former upper built-in pipe is taken out together the gap pressure injection structure glue of new pre-buried tube wall and hole wall with diameter;
(4) the lower built-in pipe in the crossbeam is carried out clearly hole, with spark former lower built-in pipe in the rotary coring of diameter than the little 1mm of former lower built-in pipe internal diameter, former lower built-in pipe keeps utilization;
(5) lower built-in pipe is carried out spreading, push up from back spreading to sidewalk, and exceed bridge deck 10cm, immerse built-in pipe to stop current;
(6) according to designing requirement anchor head steel work processing on factory carries out, upper anchor head steel work and arch rib welding, anchor head anchored platform in the formation;
(7) adopt the hoist engine lifting that suspension rod is installed, anchor head links by splicing sleeve and the screw rod that is rigidly connected under the suspension rod, screw rod passes lower built-in pipe and is anchored in the crossbeam bottom, and anchor head passes built-in pipe on the suspension rod, carries out suspension rod stretch-draw and anchoring in upper anchor head anchored platform;
(8) waterproofing system is installed, before penetrating built-in pipe, smears first by ground tackle anticorrosion grease, until put in place rear installation anchor head protective cover and pour into anticorrosion grease of suspension rod stretch-draw anchor, stainless steel sleeve pipe and lower built-in pipe fastened connect, fill with in the pipe with the junction of anchor head under the anticorrosion grease protection suspension rod with the screw rod that is rigidly connected, at the stainless steel sleeve pipe bucker is installed;
(9) pursue the root replacing the hangers according to above-mentioned steps, change in the stretch-draw suspension rod process, floor elevation and suspension rod power are carried out Real-Time Monitoring, the upper and lower displacement of control floor elevation can not surpass 5mm, and suspension rod power is no more than 5%.
10. the job practices of examining interchangeable adjustable arch bridge suspender system claimed in claim 9 is characterized in that: carry out reaming than the spark of the large 1mm of new built-in pipe internal diameter at former built-in pipe position rotary coring with diameter in the described step (3); Described step is carried out spreading to lower built-in pipe in (5), and the extension spray lance upper end exceeds bridge deck 10cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210590483.6A CN103046466B (en) | 2012-12-29 | 2012-12-29 | Detectable, replaceable and adjustable arch bridge suspender system and method for constructing same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210590483.6A CN103046466B (en) | 2012-12-29 | 2012-12-29 | Detectable, replaceable and adjustable arch bridge suspender system and method for constructing same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103046466A true CN103046466A (en) | 2013-04-17 |
| CN103046466B CN103046466B (en) | 2014-12-10 |
Family
ID=48059304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210590483.6A Active CN103046466B (en) | 2012-12-29 | 2012-12-29 | Detectable, replaceable and adjustable arch bridge suspender system and method for constructing same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103046466B (en) |
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103556650A (en) * | 2013-11-15 | 2014-02-05 | 北京金风科创风电设备有限公司 | Anchor bolt anticorrosion device and method |
| CN103952978A (en) * | 2014-04-18 | 2014-07-30 | 河南省交通科学技术研究院有限公司 | Multiple regression analysis-based arch bridge suspender force regulation method |
| CN104612052A (en) * | 2015-02-04 | 2015-05-13 | 河南省交通规划勘察设计院有限责任公司 | Anchor device for bridge arch rib derrick |
| CN104631328A (en) * | 2014-12-30 | 2015-05-20 | 上海市基础工程集团有限公司 | Construction technology of horizontal ring cable of arc-shaped bridge |
| CN105297631A (en) * | 2015-10-20 | 2016-02-03 | 柳州欧维姆工程有限公司 | Traction-type tool derrick rig for replacing derricks of steel tube truss-concrete arch bridge |
| CN105586826A (en) * | 2015-11-30 | 2016-05-18 | 湖州交通规划设计院 | Connecting structure of anchorage ends of booms of concrete tied arch bridge and construction method of connecting structure |
| CN106087767A (en) * | 2016-08-11 | 2016-11-09 | 柳州欧维姆工程有限公司 | The whole bundle draw-off gear assembly in the clear hole of suspender replacement and remove steel wire and the clear hole method of the old suspension rod of arch bridge |
| CN107245940A (en) * | 2017-08-11 | 2017-10-13 | 广西路桥工程集团有限公司 | A kind of Filled Steel Tubular Arch Bridge perforate sealing device and its encapsulating method |
| CN108797381A (en) * | 2017-04-26 | 2018-11-13 | 武汉二航路桥特种工程有限责任公司 | A kind of sunpender dismounting replacing options |
| CN109162209A (en) * | 2018-09-04 | 2019-01-08 | 广东和立土木工程有限公司 | The quick-replaceable construction method of half-through and half/through arch bridge suspender |
| CN109706845A (en) * | 2019-02-28 | 2019-05-03 | 中铁二十一局集团第五工程有限公司 | Steel pipe arch bridge sunpender preformed hole accurate positioning device |
| CN110184917A (en) * | 2019-07-02 | 2019-08-30 | 中国十七冶集团有限公司 | A kind of board plug type CFST Arch Bridge hoist cable and its anchor and construction method of installation |
| CN110700104A (en) * | 2019-10-17 | 2020-01-17 | 中国十七冶集团有限公司 | Construction platform of suspension bridge suspender tensioning equipment and use method |
| CN110863431A (en) * | 2019-11-22 | 2020-03-06 | 中国十七冶集团有限公司 | Method for reinforcing steel guide cable pipe of suspension bridge suspender and improving installation precision |
| CN111597614A (en) * | 2020-05-13 | 2020-08-28 | 广西交科集团有限公司 | Bridge deck displacement control method for replacing arch bridge suspender based on actual measurement displacement correction |
| WO2021098112A1 (en) * | 2019-11-18 | 2021-05-27 | 深圳市市政设计研究院有限公司 | Fork-type suspender anchoring structure |
| CN113265936A (en) * | 2021-04-21 | 2021-08-17 | 无锡市市政设施建设工程有限公司 | Connecting device for protective steel pipes of suspender of tied arch bridge and using method of connecting device |
| CN113737630A (en) * | 2021-09-24 | 2021-12-03 | 中铁二院工程集团有限责任公司 | Embedded continuous beam arch combined bridge hanging rod anchoring structure |
| CN113863168A (en) * | 2021-10-11 | 2021-12-31 | 中国市政工程西南设计研究总院有限公司 | Suspender replacing device for anchor head on bundling concrete-filled steel tube arch bridge |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3012592A1 (en) * | 1980-04-01 | 1981-10-08 | Dr.Ing.H.C. F. Porsche Ag, 7000 Stuttgart | Mobile bridge folding support legs - have carriers linked by spreader acting with holder linking legs |
| FR2549114A1 (en) * | 1983-07-13 | 1985-01-18 | Vibrachoc Sa | ENERGY ABSORPTION DEVICE, PARTICULARLY FOR BRIDGES |
| CN2546491Y (en) * | 2002-05-23 | 2003-04-23 | 柳州市建筑机械总厂 | Arch bridge hanger rod assembly |
| CN202099723U (en) * | 2011-04-21 | 2012-01-04 | 江苏中设工程咨询集团有限公司 | Arch bridge suspender structure with a rigid tie bar |
| CN102505632A (en) * | 2011-10-18 | 2012-06-20 | 中铁大桥勘测设计院集团有限公司 | Suspender anchoring structure of double-deck arch bridge |
| CN102797219A (en) * | 2012-08-10 | 2012-11-28 | 柳州欧维姆机械股份有限公司 | Arch bridge suspender convenient to replace and method for replacing the same |
| CN203049446U (en) * | 2012-12-29 | 2013-07-10 | 广东省公路勘察规划设计院股份有限公司 | Examinable, replaceable and adjustable arch bridge suspender system |
-
2012
- 2012-12-29 CN CN201210590483.6A patent/CN103046466B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3012592A1 (en) * | 1980-04-01 | 1981-10-08 | Dr.Ing.H.C. F. Porsche Ag, 7000 Stuttgart | Mobile bridge folding support legs - have carriers linked by spreader acting with holder linking legs |
| FR2549114A1 (en) * | 1983-07-13 | 1985-01-18 | Vibrachoc Sa | ENERGY ABSORPTION DEVICE, PARTICULARLY FOR BRIDGES |
| CN2546491Y (en) * | 2002-05-23 | 2003-04-23 | 柳州市建筑机械总厂 | Arch bridge hanger rod assembly |
| CN202099723U (en) * | 2011-04-21 | 2012-01-04 | 江苏中设工程咨询集团有限公司 | Arch bridge suspender structure with a rigid tie bar |
| CN102505632A (en) * | 2011-10-18 | 2012-06-20 | 中铁大桥勘测设计院集团有限公司 | Suspender anchoring structure of double-deck arch bridge |
| CN102797219A (en) * | 2012-08-10 | 2012-11-28 | 柳州欧维姆机械股份有限公司 | Arch bridge suspender convenient to replace and method for replacing the same |
| CN203049446U (en) * | 2012-12-29 | 2013-07-10 | 广东省公路勘察规划设计院股份有限公司 | Examinable, replaceable and adjustable arch bridge suspender system |
Cited By (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103556650B (en) * | 2013-11-15 | 2016-08-17 | 北京金风科创风电设备有限公司 | Anchor bolt anticorrosion device and method |
| CN103556650A (en) * | 2013-11-15 | 2014-02-05 | 北京金风科创风电设备有限公司 | Anchor bolt anticorrosion device and method |
| CN103952978A (en) * | 2014-04-18 | 2014-07-30 | 河南省交通科学技术研究院有限公司 | Multiple regression analysis-based arch bridge suspender force regulation method |
| CN103952978B (en) * | 2014-04-18 | 2015-12-30 | 河南省交通科学技术研究院有限公司 | Based on the arch bridge suspender power method of adjustment of multiple regression analysis |
| CN104631328A (en) * | 2014-12-30 | 2015-05-20 | 上海市基础工程集团有限公司 | Construction technology of horizontal ring cable of arc-shaped bridge |
| CN104612052A (en) * | 2015-02-04 | 2015-05-13 | 河南省交通规划勘察设计院有限责任公司 | Anchor device for bridge arch rib derrick |
| CN105297631A (en) * | 2015-10-20 | 2016-02-03 | 柳州欧维姆工程有限公司 | Traction-type tool derrick rig for replacing derricks of steel tube truss-concrete arch bridge |
| CN105586826A (en) * | 2015-11-30 | 2016-05-18 | 湖州交通规划设计院 | Connecting structure of anchorage ends of booms of concrete tied arch bridge and construction method of connecting structure |
| CN106087767A (en) * | 2016-08-11 | 2016-11-09 | 柳州欧维姆工程有限公司 | The whole bundle draw-off gear assembly in the clear hole of suspender replacement and remove steel wire and the clear hole method of the old suspension rod of arch bridge |
| CN108797381A (en) * | 2017-04-26 | 2018-11-13 | 武汉二航路桥特种工程有限责任公司 | A kind of sunpender dismounting replacing options |
| CN107245940A (en) * | 2017-08-11 | 2017-10-13 | 广西路桥工程集团有限公司 | A kind of Filled Steel Tubular Arch Bridge perforate sealing device and its encapsulating method |
| CN107245940B (en) * | 2017-08-11 | 2023-07-25 | 广西路桥工程集团有限公司 | Device and method for sealing arch rib open holes of concrete filled steel tube arch bridge |
| CN109162209A (en) * | 2018-09-04 | 2019-01-08 | 广东和立土木工程有限公司 | The quick-replaceable construction method of half-through and half/through arch bridge suspender |
| CN109706845A (en) * | 2019-02-28 | 2019-05-03 | 中铁二十一局集团第五工程有限公司 | Steel pipe arch bridge sunpender preformed hole accurate positioning device |
| CN110184917A (en) * | 2019-07-02 | 2019-08-30 | 中国十七冶集团有限公司 | A kind of board plug type CFST Arch Bridge hoist cable and its anchor and construction method of installation |
| CN110700104A (en) * | 2019-10-17 | 2020-01-17 | 中国十七冶集团有限公司 | Construction platform of suspension bridge suspender tensioning equipment and use method |
| WO2021098112A1 (en) * | 2019-11-18 | 2021-05-27 | 深圳市市政设计研究院有限公司 | Fork-type suspender anchoring structure |
| CN110863431A (en) * | 2019-11-22 | 2020-03-06 | 中国十七冶集团有限公司 | Method for reinforcing steel guide cable pipe of suspension bridge suspender and improving installation precision |
| CN111597614A (en) * | 2020-05-13 | 2020-08-28 | 广西交科集团有限公司 | Bridge deck displacement control method for replacing arch bridge suspender based on actual measurement displacement correction |
| CN111597614B (en) * | 2020-05-13 | 2022-09-16 | 广西交科集团有限公司 | Bridge deck displacement control method for replacing arch bridge suspender based on actual measurement displacement correction |
| CN113265936A (en) * | 2021-04-21 | 2021-08-17 | 无锡市市政设施建设工程有限公司 | Connecting device for protective steel pipes of suspender of tied arch bridge and using method of connecting device |
| CN113265936B (en) * | 2021-04-21 | 2022-11-15 | 无锡市市政设施建设工程有限公司 | Connecting device for protective steel pipes of suspender of tied arch bridge and using method of connecting device |
| CN113737630A (en) * | 2021-09-24 | 2021-12-03 | 中铁二院工程集团有限责任公司 | Embedded continuous beam arch combined bridge hanging rod anchoring structure |
| CN113863168A (en) * | 2021-10-11 | 2021-12-31 | 中国市政工程西南设计研究总院有限公司 | Suspender replacing device for anchor head on bundling concrete-filled steel tube arch bridge |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103046466B (en) | 2014-12-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103046466B (en) | Detectable, replaceable and adjustable arch bridge suspender system and method for constructing same | |
| CN203049446U (en) | Examinable, replaceable and adjustable arch bridge suspender system | |
| CN105780641B (en) | A kind of arch bridge suspender system of three sections of hinge formulas of push-and-pull rod combination flexible cable | |
| CN105438960A (en) | U-shaped movable hold hoop type lifting lug for hoisting tower facility and hoisting method thereof | |
| CN205975510U (en) | Pier fender maintenance platform | |
| CN106567548B (en) | Rectangular raw coal bucket is segmented installation method | |
| CN203922433U (en) | The top cover suspender of water turbine overflowing component | |
| CN105649322B (en) | A kind of integral jacking platform hanger skid beam system | |
| CN103089010A (en) | Cradle construction device replacing reinforced concrete beam bottom protection layer and cradle construction method | |
| CN203129025U (en) | Suspension fixing device for hanging basket | |
| CN109667228B (en) | Straight beam type hanging basket and continuous beam cantilever pouring construction method | |
| CN105421251B (en) | Plate-girder jacking supporting mechanism, plate-girder jacking supporting tool | |
| CN208649890U (en) | One kind being hung fence for High-speed Railway Bridges bridge pier pier top and installed the operating platform | |
| CN207347040U (en) | A kind of drilling mud pump Air Rubber Capsule replacement auxiliary boom | |
| CN105333056B (en) | Mitigate the method and vibration absorber used of high pressure gas machine vibration | |
| CN206955520U (en) | The anti-heel brace of collapse type three | |
| CN207177721U (en) | A kind of steel pipe tower climbing device | |
| CN201343890Y (en) | Erection tower of water storage tank | |
| CN206052675U (en) | A kind of seat structure of vertical ship lift locking device hydraulic push rod | |
| CN209742409U (en) | Hanging opening labor-saving channel cover plate device | |
| CN210563756U (en) | Novel safety barrier is used in construction of roof beam node on water | |
| CN203807018U (en) | Tower crane moment limiter | |
| CN218118897U (en) | Heating power pipeline suspends protection architecture in midair | |
| CN205630406U (en) | Demolish bracket device of tower crane main arm pull rod | |
| CN108539663A (en) | A kind of Bird's Nest dismounting device |
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 | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 510507 Xinghua Road, Guangzhou, Guangdong, No. 22, No. Patentee after: GUANGDONG PROVINCE COMMUNICATIONS PLANNING & DESIGN INSTITUTE CO., LTD. Address before: 510507 Guangdong city of Guangzhou province Shahe tianpingjia Xinghua Road No. 22 Patentee before: Guangdong Highway Design Institute Co., Ltd. |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20170308 Address after: 510400 Panyu, Guangzhou, Panyu District, East Central Street, North Avenue, No., layer 1161, 4-6 Patentee after: GUANGDONG HELI CIVIL ENGINEERING LTD. Address before: 510507 Xinghua Road, Guangzhou, Guangdong, No. 22, No. Patentee before: GUANGDONG PROVINCE COMMUNICATIONS PLANNING & DESIGN INSTITUTE CO., LTD. |
|
| TR01 | Transfer of patent right |