CN113494047A - Steel-concrete composite beam cable-stayed bridge - Google Patents
Steel-concrete composite beam cable-stayed bridge Download PDFInfo
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- CN113494047A CN113494047A CN202110873778.3A CN202110873778A CN113494047A CN 113494047 A CN113494047 A CN 113494047A CN 202110873778 A CN202110873778 A CN 202110873778A CN 113494047 A CN113494047 A CN 113494047A
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- 239000002131 composite material Substances 0.000 title claims abstract description 17
- 230000000694 effects Effects 0.000 claims abstract description 7
- 238000005201 scrubbing Methods 0.000 claims abstract description 3
- 230000005540 biological transmission Effects 0.000 claims description 13
- 238000003756 stirring Methods 0.000 claims description 11
- 238000001125 extrusion Methods 0.000 claims description 9
- 238000004140 cleaning Methods 0.000 claims description 7
- 238000005202 decontamination Methods 0.000 claims description 4
- 230000003588 decontaminative effect Effects 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- 230000001174 ascending effect Effects 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 17
- 238000010276 construction Methods 0.000 abstract description 3
- 239000012535 impurity Substances 0.000 description 10
- 239000010813 municipal solid waste Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 244000309464 bull Species 0.000 description 1
- 230000002860 competitive effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012916 structural analysis Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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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
- E01D11/00—Suspension or cable-stayed bridges
- E01D11/04—Cable-stayed bridges
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
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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
- E01D19/00—Structural or constructional details of bridges
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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
- E01D19/00—Structural or constructional details of bridges
- E01D19/08—Damp-proof or other insulating layers; Drainage arrangements or devices ; Bridge deck surfacings
- E01D19/086—Drainage arrangements or devices
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention discloses a steel-concrete composite beam cable-stayed bridge, and relates to the technical field of bridge construction. Including the truss girder, the truss girder is fixed through longeron and crossbeam, be fixed with between truss girder and the crossbeam and be connected the down tube, the air intake has been seted up on the surface of longeron, be provided with the flood control device who is used for improving the flood control effect of longeron in the longeron, the flood control device includes drive mechanism, surface scrubbing mechanism, the clean mechanism of filter screen and rubbing crusher construct, drive mechanism includes articulated slab, torsional spring, a support, riser, No. two supports, telescopic link, filter screen support, fixed drum and filter screen, the one end of articulated slab articulates in the longeron, the articulated slab is located fixedly with the one end of torsional spring. The air intake that the device set up can guarantee when the flood rises the strong wind, opens the filter screen automatically, increases the mobility of water, reduces the impact force that the flood caused for whole longeron to the life of longeron has been had.
Description
Technical Field
The invention relates to the technical field of bridge construction, in particular to a steel-concrete composite beam cable-stayed bridge.
Background
With the development of structural analysis technology, high-strength materials and advanced construction technology, the cable-stayed bridge becomes a bridge type with strong competitive power in the field of large-span bridges by virtue of the characteristics of the cable-stayed bridge. Although modern cable-stayed bridges have a short history of decades, erection is shown in practical engineering. Various beautiful structural forms can be derived by utilizing various changes of the self components of the cable-stayed bridge, and the perfect combination with the environment is achieved. The upper structure of the cable-stayed bridge consists of three components, namely a beam, a cable and a tower, and the three components are generally not made of the same material, so that the cable-stayed bridge is a combined structure in the whole.
Ordinary steel and concrete combination beam cable-stay bridge when facing the flood, can not reduce the impact of flood, leads to the life straight line decline of longeron, when flood at every turn, can cause the harm to the longeron, increases the maintenance and the maintenance number of times of longeron.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a steel-concrete composite beam cable-stayed bridge, which solves the problems in the background technology.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a steel-concrete composite beam cable-stayed bridge, includes the truss girder, the truss girder passes through the longeron and is fixed with the crossbeam, be fixed with between truss girder and the crossbeam and be connected the down tube, the air intake has been seted up on the surface of longeron, be provided with the flood control device who is used for improving the flood control effect of longeron in the longeron, the flood control device includes drive mechanism, surface scrubbing mechanism, the clean mechanism of filter screen and rubbing crusher construct.
Preferably, the transmission mechanism comprises a hinged plate, a torsion spring, a first bracket, a vertical plate, a second bracket, a telescopic rod, a filter screen bracket, a fixed cylinder and a filter screen, one end of the hinged plate is hinged in the longitudinal beam, the hinged position of the hinged plate is fixed with one end of the torsion spring, the other end of the torsion spring is fixed in the longitudinal beam, the surface of the hinged plate is hinged with one end of the first support, the other end of the first support is hinged with the surface of a vertical plate, the vertical plate is arranged in the longitudinal beam in a sliding manner, the surface of the vertical plate is hinged with one end of a second bracket, the other end of the second bracket is hinged with the surface of the telescopic rod, one end of the telescopic rod is fixed in the longitudinal beam, the other end of the telescopic rod is fixed with the filter screen bracket, the filter screen support is provided with a filter screen, the filter screen support is slidably mounted in a fixed cylinder, and the fixed cylinder is fixedly mounted in the longitudinal beam.
Preferably, filter screen support and telescopic link are provided with six and per two and divide into a set ofly, three groups filter screen, filter screen support and telescopic link use the ascending central line of longeron vertical side to set up as symmetry axis symmetry, three groups the telescopic link passes through the connecting rod fixedly.
Preferably, the surface decontamination mechanism comprises a cross rod, one end of the cross rod is fixed on the telescopic rod, and the other end of the cross rod is slidably mounted on the surface of the filter screen.
Preferably, the clean mechanism of filter screen includes slip riser, fixed plate, trapezoidal atress pole, a spring, No. two springs, supporting shoe, slip riser slidable mounting is in filter screen support, one side of slip riser is fixed with the filter screen, the opposite side of slip riser is fixed with the one end of supporting shoe, the other end of supporting shoe is fixed in filter screen support, a spring has been cup jointed on the surface of supporting shoe, the fixed plate is fixed in fixed drum, run through trapezoidal atress pole in the fixed plate, and slidable mounting has trapezoidal atress pole in the fixed plate, No. two springs have been cup jointed on the surface of trapezoidal atress pole, trapezoidal atress pole is provided with four groups and every group is provided with twenty one, trapezoidal atress pole every can all be provided with rubbing crusher and construct on one.
Preferably, the trapezoid stress rods without the crushing mechanism are all fixed with transmission rods, and the transmission rods are fixed with extrusion rods.
Preferably, the crushing mechanism comprises a fixed disc, a movable rod, a trapezoidal cross rod, a third spring, a third support, a rotary disc, a stirring tool, a small-sized cutting net, a rotary rod and a slide rod, wherein the rotary rod is rotatably installed on the trapezoidal stress rod, an arc-shaped chute is formed in the surface of the rotary rod, the slide rod is slidably installed in the arc-shaped chute formed in the rotary rod, one end, away from the rotary rod, of the slide rod is fixed in a fixed cylinder, a fixed disc is fixed on the rotary rod, a groove is formed in the fixed disc, the inner wall of the groove is fixed with one end of the movable rod, the other end of the movable rod penetrates through the trapezoidal cross rod and is slidably installed in the trapezoidal cross rod, the trapezoidal cross rod is slidably installed in the groove, one end of the trapezoidal cross rod is fixed with the third spring, the other end of the third spring is fixed with the inner wall of the groove, and the surface of the movable rod is hinged with one end of the third support, the other end of the third support is hinged to the rotary table, a stirring cutter is fixed on the rotary table, and a small cutting net is fixed on the trapezoidal cross rod.
Preferably, the number of the air inlets is six.
Preferably, a through groove is formed in the surface of the longitudinal beam, and a fixed cylinder is fixed in the through groove.
(III) advantageous effects
The invention provides a steel-concrete composite beam cable-stayed bridge. The method has the following beneficial effects:
(1) the air inlet that the device set up can guarantee when the flood rises strong wind, opens the filter screen automatically, increases the mobility of water, reduces the impact force that the flood caused for whole longeron to the life of longeron has been had.
(2) The flood control device that the device set up realizes that when wind is great, can clean the filter screen, can improve the velocity of flow of water in leading to the inslot simultaneously, reduces the impact force that the longeron received, can clean and smash rubbish in the water simultaneously, prevents to lead to the inslot and takes place to block up.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of the position relationship between the fixed cylinder and the filter screen according to the present invention;
FIG. 3 is a schematic cross-sectional side view of the stationary cylinder of the present invention;
FIG. 4 is a schematic view of part A of the present invention;
FIG. 5 is a schematic view of part B of the present invention;
FIG. 6 is a schematic view of part C of the present invention;
FIG. 7 is a schematic view of part D of the present invention;
FIG. 8 is a schematic view of the positional relationship between the turntable and the trapezoidal cross bar according to the present invention.
In the figure: 1. a truss beam; 2. a stringer; 3. a cross beam; 4. connecting the inclined rod; 5. a flood control device; 51. a hinge plate; 52. a torsion spring; 53. a first bracket; 54. a vertical plate; 55. a second bracket; 56. a telescopic rod; 57. a fixed cylinder; 58. a filter screen bracket; 59. a filter screen; 510. a cross bar; 511. a sliding vertical plate; 512. a fixing plate; 513. a trapezoidal stress bar; 514. a first spring; 515. a second spring; 516. a support block; 517. fixing the disc; 518. a groove; 519. a movable rod; 520. a trapezoidal cross bar; 521. a third spring; 522. a third bracket; 523. a turntable; 524. stirring a cutter; 525. a small cutting net; 526. a rotating rod; 527. a slide bar; 6. a transmission rod; 7. an extrusion stem; 8. a through groove; 9. and an air inlet.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 8, the present invention provides a technical solution: a steel-concrete composite beam cable-stayed bridge comprises a truss beam 1, the truss beam 1 is fixed with a cross beam 3 through a longitudinal beam 2, a connecting inclined rod 4 is fixed between the truss beam 1 and the cross beam 3, an air inlet 9 is formed in the surface of the longitudinal beam 2, a flood control device 5 for improving the flood control effect of the longitudinal beam 2 is arranged in the longitudinal beam 2, the flood control device 5 comprises a transmission mechanism, a surface decontamination mechanism, a filter screen cleaning mechanism and a crushing mechanism, six air inlets 9 are formed in the surface of the longitudinal beam 2, a fixed cylinder 57 is fixed in the through groove 8, when wind blows, the wind passes through the six air inlets 9 and moves downwards, the transmission mechanism comprises a hinged plate 51, a torsional spring 52, a first bracket 53, a vertical plate 54, a second bracket 55, a telescopic rod 56, a filter screen bracket 58, a fixed cylinder 57 and a filter screen 59, one end of the hinged plate 51 is hinged in the longitudinal beam 2, the hinged position of the hinged plate 51 is fixed with one end of the torsional spring 52, the other end of the torsion spring 52 is fixed in the longitudinal beam 2, the surface of the hinged plate 51 is hinged with one end of the first support 53, the other end of the first support 53 is hinged with the surface of the vertical plate 54, the vertical plate 54 is slidably mounted in the longitudinal beam 2, the surface of the vertical plate 54 is hinged with one end of the second support 55, the other end of the second support 55 is hinged with the surface of the telescopic rod 56, one end of the telescopic rod 56 is fixed in the longitudinal beam 2, the other end of the telescopic rod 56 is fixed with the filter screen support 58, a filter screen 59 is arranged on the filter screen support 58, the filter screen support 58 is slidably mounted in the fixed cylinder 57, the fixed cylinder 57 is fixedly mounted in the longitudinal beam 2, six filter screens 59, the filter screen support 58 and the telescopic rod 56 are arranged in a group, every two of the filter screens 59, the three groups of the filter screen supports 58 and the telescopic rod 56 are symmetrically arranged by taking the central line in the vertical direction of the longitudinal beam 2 as a symmetrical axis, the three groups of the telescopic rod 56 are fixed through connecting rods, when wind blows, the hinged plate 51 can do arc motion counterclockwise by taking the hinged point as a circle center, when the hinged plate 51 does arc motion counterclockwise, the first support 53 drives the vertical plate 54 to move downwards, after the vertical plate 54 moves downwards, the second support 55 drives the telescopic rod 56 to move towards two sides, the telescopic rod 56 separates towards two sides, when the telescopic rod 56 separates towards two sides, the filter screen support 58 can be driven to separate towards two sides, the through groove 8 is opened, water flow can quickly pass through the through groove 8, the surface decontamination mechanism comprises a cross rod 510, one end of the cross rod 510 is fixed on the telescopic rod 56, the other end of the cross rod 510 is slidably installed on the surface of the filter screen 59, when the filter screen 59 separates towards two sides through the filter screen support 58, plastic garbage, solid garbage and the like attached to the filter screen 59 are cleaned through the cross rod 510 on the surface of the filter screen 59, and the whole device is prevented from being free of wind, hinder the velocity of water flow, reduce the impact force that longeron 2 received, the filter screen cleaning mechanism includes slip riser 511, the fixed plate 512, trapezoidal atress pole 513, spring 514, spring 515, the supporting shoe 516, slip riser 511 slidable mounting is in filter screen support 58, one side of slip riser 511 is fixed with filter screen 59, the opposite side of slip riser 511 is fixed with one end of supporting shoe 516, the other end of supporting shoe 516 is fixed in filter screen support 58, the surface of supporting shoe 516 cup joints spring 514, the fixed plate 512 is fixed in fixed cylinder 57, trapezoidal atress pole 513 has run through in the fixed plate 512, and slidable mounting has trapezoidal atress pole 513 in the fixed plate 512, the surface of trapezoidal atress pole 513 has cup jointed spring 515 two, trapezoidal atress pole 513 is provided with four groups and each group is provided with twenty one, trapezoidal atress pole 513 all will be provided with rubbing crusher on every other, when the filter screen 59 is separated towards two sides, the trapezoidal stress rod 513 is squeezed by the sliding vertical plate 511, the trapezoidal stress rod 513 moves upwards, the sliding vertical plate 511 moves towards the right, when the sliding vertical plate 511 moves towards the right, the trapezoidal stress rod 513 moves upwards, the sliding vertical plate 511 can restore in a gap of the trapezoidal stress rod 513 through the first spring 514, so that the vibration of the filter screen 59 is achieved, impurities attached in the filter screen 59 are shaken off, when the filter screen 59 is used in a windless state, the flow of water cannot be blocked by micro impurities, the service life of the longitudinal beam 2 is prolonged, the transmission rods 6 are fixed on the trapezoidal stress rods 513 without the crushing mechanism, the extrusion rods 7 are fixed on the transmission rods 6, when the sliding vertical plate 511 is in contact with the trapezoidal stress rod 513 without the crushing mechanism, the trapezoidal stress rod 513 moves upwards, and drives the transmission rods 6 and the extrusion rods 7 to move upwards, the crushing mechanism comprises a fixed disc 517, a movable rod 519, a trapezoidal cross bar 520, a third spring 521, a third support 522, a rotary disc 523, a stirring cutter 524, a small cutting net 525, a rotary rod 526 and a sliding rod 527, wherein the rotary rod 526 is rotatably installed on the trapezoidal stress rod 513, an arc-shaped sliding groove is formed in the surface of the rotary rod 526, the sliding rod 527 is slidably installed in the arc-shaped sliding groove formed in the rotary rod 526, one end, far away from the rotary rod 526, of the sliding rod 527 is fixed in a fixed cylinder 57, the rotary disc 523 is fixed on the rotary rod 526, a groove 518 is formed in the fixed disc 517, the inner wall of the groove 518 is fixed with one end of the movable rod 519, the other end of the movable rod 519 penetrates through the trapezoidal cross bar 520 and is slidably installed in the trapezoidal cross bar 520, the trapezoidal cross bar 520 is slidably installed in the groove 518, one end of the trapezoidal cross bar 520 is fixed with the third spring 521, the other end of the third spring 521 is fixed with the inner wall of the groove 518, the surface of the movable rod 519 is hinged with one end of the third support 522, the other end of the third bracket 522 is hinged with the turntable 523, a stirring cutter 524 is fixed on the turntable 523, a small cutting net 525 is fixed on the trapezoidal cross bar 520, when the filter screen 59 is separated towards two sides through the filter screen bracket 58, the sliding vertical plate 511 in the filter screen bracket 58 continuously extrudes the trapezoidal stress bar 513 to enable the trapezoidal stress bar 513 to move upwards, when the trapezoidal stress bar 513 without the crushing mechanism moves upwards, the transmission rod 6 drives the extrusion rod 7 to move upwards, the extrusion rod 7 extrudes the inclined part of the trapezoidal cross bar 520 to enable the trapezoidal cross bar 520 to shrink towards the groove 518 of the fixed disc 517, when the trapezoidal cross bar 520 shrinks, the position of the movable rod 519 does not shift, the third bracket 522 is hinged with the turntable 523 rotatably installed in the trapezoidal cross bar 520 to enable the turntable 523 to rotate, when the turntable 523 rotates, the stirring cutter 524 is driven to rotate, the stirring cutter 524 cuts the micro-impurities in the water, reduces the amount of the micro-impurities attached to the filter screen 59, thereby ensuring the water circulation of the filter screen 59 under the normal use, when the sliding vertical plate 511 contacts the trapezoidal stress rod 513 provided with the filter screen cleaning mechanism, the trapezoidal stress rod 513 provided with the filter screen cleaning mechanism moves upwards, when moving upwards, the sliding rod 527 will drive the rotating rod 526 to move upwards, so that the rotating rod 526 rotates, so that the fixed disc 517 and the trapezoidal cross bar 520 fixed on the rotating rod 526 rotate, and the trapezoidal cross bar 520 cuts impurities in water through the small cutting net 525 during the rotation process, meanwhile, the rotation of the trapezoidal cross bar 520 can accelerate the speed of the water flow, so as to accelerate the flow speed of the water flow in the through groove 8, thereby reach the life who improves longeron 2, improve longeron 2 when meetting the anti impact effect of flood calamity.
When the device works (or is used), under the general condition, when flood occurs, strong wind is accompanied, when strong wind blows, the hinged plate 51 can do arc motion counterclockwise by taking a hinged point as a circle center, when the hinged plate 51 does arc motion counterclockwise, the first support 53 drives the vertical plate 54 to move downwards, after the vertical plate 54 moves downwards, the second support 55 drives the telescopic rod 56 to move towards two sides, the telescopic rod 56 separates towards two sides, the telescopic rod 56 drives the filter screen support 58 to separate towards two sides when separating towards two sides, the through groove 8 is opened, water flow can quickly pass through the through groove 8, when the filter screen 59 separates towards two sides through the filter screen support 58, plastic garbage, solid garbage and the like attached to the filter screen 59 are cleared through the cross rod 510 on the surface of the filter screen 59, the whole device is prevented from blocking the flow velocity of water flow when no wind exists, and the impact force on the longitudinal beam 2 is reduced, the trapezoidal stress rod 513 is pressed by the sliding vertical plate 511, the trapezoidal stress rod 513 moves upwards, the sliding vertical plate 511 moves rightwards, when the sliding vertical plate 511 moves rightwards, the trapezoidal stress rod 513 moves upwards, the sliding vertical plate 511 can restore in a gap of the trapezoidal stress rod 513 through the first spring 514, so that the vibration of the filter screen 59 is achieved, impurities attached in the filter screen 59 are shaken off, the filter screen 59 is ensured not to obstruct the flow of water due to micro impurities when being used in a windless state, the service life of the longitudinal beam 2 is prolonged, when the filter screen 59 is separated towards two sides through the filter screen bracket 58, the sliding vertical plate 511 in the filter screen bracket 58 can continuously press the trapezoidal stress rod 513, the trapezoidal stress rod 513 moves upwards, when the trapezoidal stress rod 513 without a crushing mechanism moves upwards, the driving rod 6 drives the extrusion rod 7 to move upwards, the extrusion rod 7 can extrude the inclined part of the trapezoidal cross rod 520, so that the trapezoidal cross rod 520 is contracted towards the inner part of the groove 518 of the fixed disc 517, when the trapezoidal cross rod 520 is contracted, the position of the movable rod 519 is not displaced, the third bracket 522 is hinged with the rotary disc 523 rotatably installed in the trapezoidal cross rod 520, so that the rotary disc 523 rotates, when the rotary disc 523 rotates, the stirring cutter 524 can be driven to rotate, the stirring cutter 524 can cut the micro impurities in the water, the amount of the micro impurities attached to the filter screen 59 is reduced, the water circulation of the filter screen 59 under normal use is ensured, when the sliding vertical plate 511 is in contact with the trapezoidal stress rod 513 provided with the filter screen cleaning mechanism, the trapezoidal stress rod 513 provided with the filter screen cleaning mechanism can move upwards, when the sliding rod 527 can drive the rotary rod 526 to move upwards, so that the rotary rod 526 rotates, thereby make fixed disk 517 and trapezoidal horizontal pole 520 fixed on bull stick 526 rotate, trapezoidal horizontal pole 520 is at rotatory in-process, can cut the impurity of aquatic through small-size cutting net 525, simultaneously, through the rotation of trapezoidal horizontal pole 520, can accelerate the speed of rivers to this reaches the velocity of flow of accelerating rivers in leading to the inslot 8, thereby reaches the life who improves longeron 2, improves longeron 2 impact resistance effect when meetting the flood disaster.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a steel and concrete composite beam cable-stayed bridge, includes truss girder (1), its characterized in that: truss girder (1) is fixed through longeron (2) and crossbeam (3), be fixed with between truss girder (1) and crossbeam (3) and be connected down tube (4), air intake (9) have been seted up on the surface of longeron (2), be provided with flood control device (5) that are used for improving the flood control effect of longeron (2) in longeron (2), flood control device (5) include drive mechanism, surface scrubbing mechanism, the clean mechanism of filter screen and rubbing crusher construct.
2. The steel-concrete composite beam cable-stayed bridge according to claim 1, wherein: the transmission mechanism comprises a hinged plate (51), a torsion spring (52), a first support (53), a vertical plate (54), a second support (55), a telescopic rod (56), a filter screen support (58), a fixed cylinder (57) and a filter screen (59), wherein one end of the hinged plate (51) is hinged in the longitudinal beam (2), the hinged part of the hinged plate (51) is fixed with one end of the torsion spring (52), the other end of the torsion spring (52) is fixed in the longitudinal beam (2), the surface of the hinged plate (51) is hinged with one end of the first support (53), the other end of the first support (53) is hinged with the surface of the vertical plate (54), the vertical plate (54) is slidably mounted in the longitudinal beam (2), the surface of the vertical plate (54) is hinged with one end of the second support (55), the other end of the second support (55) is hinged with the surface of the telescopic rod (56), one end of the telescopic rod (56) is fixed in the longitudinal beam (2), the other end of the telescopic rod (56) is fixed with the filter screen support (58), a filter screen (59) is arranged on the filter screen support (58), the filter screen support (58) is slidably mounted in the fixed cylinder (57), and the fixed cylinder (57) is fixedly mounted in the longitudinal beam (2).
3. The steel-concrete composite beam cable-stayed bridge according to claim 2, wherein: filter screen (59), filter screen support (58) and telescopic link (56) are provided with six and per two and divide into a set of, three groups filter screen (59), filter screen support (58) and telescopic link (56) use longeron (2) ascending central line in vertical direction to set up as symmetry axis symmetry, three groups telescopic link (56) are fixed through the connecting rod.
4. The steel-concrete composite beam cable-stayed bridge according to claim 1, wherein: the surface decontamination mechanism comprises a cross rod (510), one end of the cross rod (510) is fixed on the telescopic rod (56), and the other end of the cross rod (510) is slidably mounted on the surface of the filter screen (59).
5. The steel-concrete composite beam cable-stayed bridge according to claim 1, wherein: the filter screen cleaning mechanism comprises a sliding vertical plate (511), a fixing plate (512), a trapezoidal stress rod (513), a first spring (514), a second spring (515) and a supporting block (516), wherein the sliding vertical plate (511) is slidably mounted in a filter screen support (58), one side of the sliding vertical plate (511) is fixed with a filter screen (59), the other side of the sliding vertical plate (511) is fixed with one end of the supporting block (516), the other end of the supporting block (516) is fixed in the filter screen support (58), the first spring (514) is sleeved on the surface of the supporting block (516), the fixing plate (512) is fixed in a fixing cylinder (57), the trapezoidal stress rod (513) penetrates through the fixing plate (512), the trapezoidal stress rod (513) is slidably mounted in the fixing plate (512), the second spring (515) is sleeved on the surface of the trapezoidal stress rod (513), trapezoidal atress pole (513) are provided with four groups and every group is provided with twenty one, trapezoidal atress pole (513) all will be provided with crushing mechanism on every other.
6. The steel-concrete composite beam cable-stayed bridge according to claim 1, wherein: and the trapezoid stress rods (513) which are not provided with the crushing mechanism are all fixed with transmission rods (6), and the transmission rods (6) are fixed with extrusion rods (7).
7. The steel-concrete composite beam cable-stayed bridge according to claim 1, wherein: the crushing mechanism comprises a fixed disc (517), a groove (518), a movable rod (519), a trapezoidal cross bar (520), a third spring (521), a third support (522), a rotary disc (523), a stirring cutter (524), a small cutting net (525), a rotary bar (526) and a sliding bar (527), wherein the rotary bar (526) is rotatably installed on the trapezoidal stress rod (513), an arc-shaped sliding groove is formed in the surface of the rotary bar (526), the sliding bar (527) is slidably installed in the arc-shaped sliding groove formed in the rotary bar (526), one end, away from the rotary bar (526), of the sliding bar (527) is fixed in a fixed cylinder (57), the rotary bar (526) is fixedly provided with the rotary disc (523), the groove (518) is formed in the fixed disc (517), the inner wall of the groove (518) is fixed with one end of the movable rod (519), the other end of the movable rod (519) penetrates through the trapezoidal cross bar (520) and is slidably installed in the trapezoidal cross bar (520), trapezoidal horizontal pole (520) slidable mounting is in recess (518), the one end and No. three spring (521) of trapezoidal horizontal pole (520) are fixed, the other end and the inner wall of recess (518) of No. three spring (521) are fixed, the surface of movable rod (519) is articulated with the one end of No. three support (522), the other end and carousel (523) of No. three support (522) are articulated, be fixed with stirring tool (524) on carousel (523), be fixed with small-size cutting net (525) on trapezoidal horizontal pole (520).
8. The steel-concrete composite beam cable-stayed bridge according to claim 1, wherein: six air inlets (9) are arranged.
9. The steel-concrete composite beam cable-stayed bridge according to claim 1, wherein: a through groove (8) is formed in the surface of the longitudinal beam (2), and a fixed cylinder (57) is fixed in the through groove (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110873778.3A CN113494047A (en) | 2021-07-30 | 2021-07-30 | Steel-concrete composite beam cable-stayed bridge |
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| CN110748490A (en) * | 2019-11-06 | 2020-02-04 | 东阳面世建筑工程有限公司 | Steel bridge for small river convenient to discharge flood and water |
| CN111877152A (en) * | 2020-08-10 | 2020-11-03 | 吴丹 | Detection and maintenance system for large-span bridge drainage system |
| CN112301875A (en) * | 2020-11-30 | 2021-02-02 | 朱奎 | Flood discharge bridge |
| CN112813844A (en) * | 2021-02-08 | 2021-05-18 | 中交路桥建设有限公司 | Access-protecting passage meeting rapid flood discharge requirement in river channel and construction method |
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| JPH11181725A (en) * | 1997-12-22 | 1999-07-06 | Maeda Corp | Method for constructing horizontal beam of main tower made of concrete |
| JP2002266315A (en) * | 2001-03-07 | 2002-09-18 | Mitsubishi Heavy Ind Ltd | Bridge |
| CN1966862A (en) * | 2006-10-10 | 2007-05-23 | 曹云生 | Flood resistant bridge |
| KR100898945B1 (en) * | 2009-02-09 | 2009-05-25 | 김영관 | Concrete arch bridge having water flow path and construction method thereof |
| CN103352484A (en) * | 2013-07-31 | 2013-10-16 | 核工业西南建设集团有限公司 | Construction method of shallow bridge foundation of sedan lifting type reinforced bridge pier |
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| CN110748490A (en) * | 2019-11-06 | 2020-02-04 | 东阳面世建筑工程有限公司 | Steel bridge for small river convenient to discharge flood and water |
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| CN112301875A (en) * | 2020-11-30 | 2021-02-02 | 朱奎 | Flood discharge bridge |
| CN112813844A (en) * | 2021-02-08 | 2021-05-18 | 中交路桥建设有限公司 | Access-protecting passage meeting rapid flood discharge requirement in river channel and construction method |
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