CN111139727A - Hinged system floating bridge structure reinforced by cables and using method thereof - Google Patents
Hinged system floating bridge structure reinforced by cables and using method thereof Download PDFInfo
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- CN111139727A CN111139727A CN202010044357.5A CN202010044357A CN111139727A CN 111139727 A CN111139727 A CN 111139727A CN 202010044357 A CN202010044357 A CN 202010044357A CN 111139727 A CN111139727 A CN 111139727A
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- 238000000034 method Methods 0.000 title claims abstract description 11
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 75
- 210000005069 ears Anatomy 0.000 claims description 8
- 230000002787 reinforcement Effects 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims 4
- 238000010168 coupling process Methods 0.000 claims 4
- 238000005859 coupling reaction Methods 0.000 claims 4
- 230000002093 peripheral effect Effects 0.000 abstract 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- E01D15/00—Movable or portable bridges; Floating bridges
- E01D15/14—Floating bridges, e.g. pontoon 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
- E01D19/16—Suspension cables; Cable clamps for suspension cables ; Pre- or post-stressed cables
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D22/00—Methods or apparatus for repairing or strengthening existing bridges ; Methods or apparatus for dismantling bridges
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Abstract
A utilizes the reinforced floating bridge structure of articulated system of the cable and its operation method, including the floating bridge body that is pieced together by the multisection bridge joint unit, two said bridge joint units adjacent connect through the articulated structure; and supporting structures are arranged on two opposite sides of the bridge section unit along the length direction and are connected through reinforcing cables. The supporting structure comprises a supporting frame and a movable support rod; a support frame is arranged on each bridge section unit along the two sides of the length direction of each bridge section unit; a movable support rod is arranged in one support frame, and the support frame and the movable support rod form a support frame structure; the two adjacent supporting frame structures on the same side are connected with the reinforcing cable. When the vehicle passes through the floating bridge, the reinforcing cables are pulled to pull the peripheral multiple bridge joints to bear force, so that the stability and the bearing capacity of the floating bridge of the hinged system can be effectively improved.
Description
Technical Field
The invention relates to the technical field of a floating bridge of a hinged system, and also relates to the field of floating bridge structure reinforcement, in particular to a floating bridge structure of a hinged system reinforced by a reinforcing cable and a method thereof, and especially relates to a structural form for improving the performance of the floating bridge of the hinged system by the reinforcing cable and a use method thereof.
Background
The floating bridge is a bridge form which is erected above the water surface by using a ship or a buoyancy tank to replace a pier. The floating bridge with hinged system is formed by assembling multiple bridge sections, and the bridge sections are hinged with each other. Because the bridge sections are connected through the hinge structure, the connection part cannot bear bending moment, and the integrity of the floating bridge of the hinge system is poor. When heavy load is passed, only the bridge section under load action and two adjacent bridge sections are stressed greatly, and particularly when the heavy load is acted at the joint of the bridge sections, the bridge section can sink greatly on one side, the whole bridge deck has the phenomenon of fluctuation, the bearing capacity of the floating bridge is reduced, and the safety and the comfort of driving are seriously influenced.
Disclosure of Invention
In order to solve the problems, the invention provides a floating bridge structure of a hinged system reinforced by cables and a using method thereof, namely, supporting frame structures are erected at two sides of the floating bridge and then connected by reinforcing cables, wherein the reinforcing cables have the characteristics of light weight and high strength, and the tensile strength is excellent. The phenomenon that when a vehicle load acts on the bridge joint connection part in the prior art, the bridge joint side sinks greatly and the whole bridge deck is fluctuated is effectively avoided, the bearing capacity of the floating bridge is reduced, and the driving safety and the driving comfort are seriously affected.
In order to overcome the defects in the prior art, the invention provides a scheme of a cable-reinforced floating bridge structure of a hinged system and a using method thereof, which comprises the following steps:
a utilizes the reinforced floating bridge structure of articulated system of the cable and its operation method, including the floating bridge body that is pieced together and made up by the multisection bridge joint unit 1, two said bridge joint units 1 adjacent are connected through the articulated structure;
two opposite sides of the bridge section unit 1 along the length direction are provided with supporting structures, and two adjacent supporting structures along the same side of the bridge section unit along the length direction are connected through reinforcing cables 4.
The supporting structure comprises a supporting frame 2 and a movable support rod 3;
two sides of each bridge section unit 1 along the length direction are provided with a support frame 2;
the bottom of one support frame 2 is movably connected with a movable support rod 3, and the support frame 2 and the movable support rod 3 form a support frame structure;
the reinforcing cable 4 is connected between two adjacent supporting frame structures on the same side of the bridge section unit in the length direction.
The number of the reinforcing cables 4 connected between two adjacent supporting frame structures is two, and the two reinforcing cables 4 are connected between the two adjacent supporting frame structures in a cross mode.
The two reinforcing cables 4 are respectively a first reinforcing cable and a second reinforcing cable, one end of the first reinforcing cable and one end of the second reinforcing cable are respectively connected to the lower part of the movable stay bar 3 of one supporting frame structure and the middle part of the supporting frame 2 of the supporting frame structure, and the other end of the second reinforcing cable and the other end of the first reinforcing cable are respectively connected to the lower part of the movable stay bar 3 of the other supporting frame structure and the middle part of the supporting frame 2 of the supporting frame structure.
The lower part of the movable stay bar 3 of the supporting frame structure and the middle part of the supporting frame 2 of the supporting frame structure are respectively provided with a first cable connecting structure 12 and a second cable connecting structure 11, and the first cable connecting structure 12 and the second cable connecting structure 11 are used for sleeving and tying the end parts of the reinforcing cables.
The support frame 2 comprises a transverse rod and a vertical rod which are vertically crossed and fixedly connected, and the vertical rod is of a hollow structure; the inclined strut is connected between the transverse rod and the vertical rod, the movable strut 3 extends into the hollow structure, and through-type limiting holes 10 are formed in the wall surface of the movable strut 3 and the wall surface of the vertical rod.
The structure that sets up support frame 2 on bridge section unit 1 does:
the deck of the bridge section unit 1 is connected with the support frame 2 through an ear seat pin connecting structure.
The ear mount pin connection structure includes:
an ear seat 7 arranged on the deck of the bridge section unit 1, and a double ear 6 and a single ear 5 arranged on the support frame 2;
the total number of the double ears 6 and the single ears 5 is consistent with the number of the ear seats 7 and corresponds to one another;
through holes are formed in both sides of the double lugs 6, through holes are formed in the single lug, and through holes are also formed in the lug seat 7;
the through holes on the two sides of the double lugs 6 are used for being opposite to the through holes of the lug seats corresponding to the through holes;
the through hole of the single lug 5 is used for being opposite to the through hole of the lug seat corresponding to the through hole.
The ear mount pin connection structure further includes:
a pin 8 and a safety catch 9 with a pointed end;
the end part of the pin 8 is provided with a hole, and the pointed end part of the safety card 9 can be inserted into the hole to play a limiting role so as to prevent the pin 8 from falling off.
The method for using the cable reinforced articulated system floating bridge structure comprises the following steps:
a supporting frame 2 is arranged on each bridge section unit 1 along the length direction, after the through holes on the two sides of the double lugs 6 are opposite to the through holes of the corresponding lug seats, and the through holes on the two sides of the single lug 5 are opposite to the through holes of the corresponding lug seats, firstly, a pin 8 penetrates through the through holes on the two sides of the double lugs 6 and the through holes of the corresponding lug seats, and the through holes of the single lug 5 and the through holes of the corresponding lug seats, and then the sharp head of a safety card 9 is inserted into the holes of the pin 8 to play a limiting role in preventing the pin 8 from falling off, so that the pin connection of the bridge section unit 1 and the supporting frame 2 is completed; and then, two reinforcing cables 4 are connected between two adjacent supporting frame structures on the same side of the bridge section unit in the length direction in a cross mode, the two reinforcing cables 4 are respectively a first reinforcing cable and a second reinforcing cable, one end of the first reinforcing cable and one end of the second reinforcing cable are respectively connected to the lower part of the movable stay bar 3 of one supporting frame structure and the middle part of the supporting frame 2 of the supporting frame structure, and the other end of the second reinforcing cable and the other end of the first reinforcing cable are respectively connected to the lower part of the movable stay bar 3 of the other supporting frame structure and the middle part of the supporting frame 2 of the supporting frame structure. Therefore, a cross connection structure is formed, and the stability and the bearing capacity of the floating bridge of the hinge system can be effectively improved. The reinforcing cable 4 is tensioned by vertically adjusting the movable stay bar 3 of the vertical bar extending into the support frame 2; and finally, inserting the pin structure into the limiting holes 10 on the support frame and the movable support rod to limit and fix the movable support rod 3, so that the support structure is arranged.
The invention has the beneficial effects that:
1. after the floating bridge of the hinged system is reinforced by the reinforcing cables and the support frame structure, the integrity of the floating bridge is effectively enhanced, the bearing capacity of the floating bridge is increased, and the stability and the comfort of the travelling crane are improved;
2. to the impaired pontoon bridge of bridge section junction, consolidate the pontoon bridge through setting up this structure, also can optimize pontoon bridge structure atress, prolong the life of pontoon bridge.
Drawings
FIG. 1 is a schematic illustration of a floating bridge utilizing a cable reinforced articulated system;
FIG. 2 is a front view of the two-section bridge section unit of FIG. 1;
FIG. 3 is a schematic illustration of a bridge section unit;
fig. 4 is a schematic view of the supporting frame structure and the connecting structure thereof.
Detailed Description
The invention will be further described with reference to the following figures and examples.
As shown in fig. 1-4, the floating bridge using the reinforced cable hinge system includes a floating bridge body formed by assembling a plurality of bridge joint units 1, two adjacent bridge joint units 1 are connected by a hinge structure; the opposite sides of the bridge section unit 1 along the length direction are provided with support structures, and the support structures are connected through reinforcing cables 4. When the vehicle passes through the floating bridge of the hinged system, the stability and the bearing capacity of the floating bridge of the hinged system can be effectively improved by combining the supporting structure. The supporting structure comprises a supporting frame 2 and a movable support rod 3; two sides of each bridge section unit 1 along the length direction are provided with a support frame 2; the bottom of one support frame 2 is movably connected with a movable support rod 3, and the support frame 2 and the movable support rod 3 form a support frame structure; the reinforcing cables 4 are connected between two adjacent supporting frame structures on the same side along the length direction of the bridge section unit. When a vehicle passes through the floating bridge of the hinged system, the reinforcing cables between two adjacent bridge joint units are pulled to pull the surrounding multi-section bridge joint units to bear force, so that the stability and the bearing capacity of the floating bridge of the hinged system can be effectively improved. The number of the reinforcing cables 4 connected between two adjacent supporting frame structures is two, and the two reinforcing cables 4 are connected between the two adjacent supporting frame structures in a cross mode. The two reinforcing cables 4 are respectively a first reinforcing cable and a second reinforcing cable, one end of the first reinforcing cable and one end of the second reinforcing cable are respectively connected to the lower part of the movable stay bar 3 of one supporting frame structure and the middle part of the supporting frame 2 of the supporting frame structure, and the other end of the second reinforcing cable and the other end of the first reinforcing cable are respectively connected to the lower part of the movable stay bar 3 of the other supporting frame structure and the middle part of the supporting frame 2 of the supporting frame structure. Therefore, a cross connection structure is formed, and the stability and the bearing capacity of the floating bridge of the hinge system can be effectively improved. The lower part of the movable stay bar 3 of the supporting frame structure and the middle part of the supporting frame 2 of the supporting frame structure are respectively provided with a first block-shaped, strip-shaped or columnar cable connecting structure 12 and a second cable connecting structure 11, and the first cable connecting structure 12 and the second cable connecting structure 11 are used for sleeving and tying the end parts of the reinforcing cables. The cable connection structure is simple, the framework is easy, the sleeving and tying mode is easy, and the assembly is easy. The support frame 2 comprises a transverse rod and a vertical rod which are vertically crossed and fixedly connected, and the vertical rod is of a hollow structure; the inclined strut is connected between the transverse rod and the vertical rod and plays a role in reinforcement, the movable strut 3 extends into the hollow structure in a clearance fit mode, and through-type limiting holes 10 are formed in the wall surface of the movable strut 3 and the wall surface of the vertical rod.
The technical scheme of the invention mainly comprises a bridge section unit 1, a support frame 2, a movable support rod 3, a reinforcing cable 4 and a connecting structure between the bridge section unit 1 and the bridge section unit 1, between the bridge section unit 1 and the support frame 2 and between the support frame 2 and the reinforcing cable 4.
The structure that sets up support frame 2 on bridge section unit 1 does: the deck of the bridge section unit 1 is connected with the support frame 2 through an ear seat pin connecting structure. The ear mount pin connection structure includes: a block-shaped ear seat 7 arranged on the deck of the bridge section unit 1, and a double ear 6 and a single ear 5 arranged on the support frame 2; the total number of the double ears 6 and the single ears 5 is consistent with the number of the ear seats 7 and corresponds to one another; through holes are formed in both sides of the double lugs 6, through holes are formed in the single lug, and through holes are also formed in the lug seat 7; the through holes on the two sides of the double lugs 6 are used for being opposite to the through holes of the lug seats corresponding to the through holes; the through hole of the single lug 5 is used for being opposite to the through hole of the lug seat corresponding to the through hole. The ear mount pin connection structure further includes: a columnar pin 8 and a strip-shaped safety card 9 with a pointed end; the end part of the pin 8 is provided with a through-shaped small hole, and the safety card 9 is inserted into the hole at the end part of the pin to play a limiting role so as to prevent the pin 8 from falling off.
The method for utilizing the cable reinforced floating bridge with the hinged system comprises the following steps:
a supporting frame 2 is arranged on each bridge section unit 1 along the length direction, after the through holes on the two sides of the double lugs 6 are opposite to the through holes of the lug seats corresponding to the through holes, and the through holes of the single lugs 5 are opposite to the through holes of the lug seats corresponding to the through holes, firstly, pins 8 are inserted into the through holes on the two sides of the double lugs 6 and the through holes of the lug seats corresponding to the through holes, and the through holes of the single lugs 5 and the through holes of the lug seats corresponding to the through holes, and then safety cards 9 are inserted into the holes at the end parts of the pins to play a limiting role in preventing the pins 8 from falling off, so that the pin connection of the bridge section unit 1 and the supporting frame 2 is completed; and then, two reinforcing cables 4 are connected between two adjacent supporting frame structures on the same side in the length direction of the bridge section unit in a cross mode, the two reinforcing cables 4 are respectively a first reinforcing cable and a second reinforcing cable, one end of the first reinforcing cable and one end of the second reinforcing cable are respectively connected to the lower part of the movable stay bar 3 of one supporting frame structure and the middle part of the supporting frame 2 of the supporting frame structure, and the other end of the second reinforcing cable and the other end of the first reinforcing cable are respectively connected to the lower part of the movable stay bar 3 of the other supporting frame structure and the middle part of the supporting frame 2 of the supporting frame structure. Therefore, a cross connection structure is formed, and the stability and the bearing capacity of the floating bridge of the hinge system can be effectively improved. The reinforcing cable 4 is tensioned by vertically adjusting the movable stay bar 3 extending into the vertical bar of the support frame 2; and finally, inserting the pin structure into the limiting holes 10 on the support frame and the movable support rod to limit and fix the movable support rod 3, so that the support structure is arranged.
The present invention has been described in an illustrative manner by the embodiments, and it should be understood by those skilled in the art that the present disclosure is not limited to the embodiments described above, but is capable of various changes, modifications and substitutions without departing from the scope of the present invention.
Claims (10)
1. A floating bridge structure of a hinged system reinforced by cables is characterized by comprising a floating bridge main body formed by splicing a plurality of bridge joint units, wherein two adjacent bridge joint units are connected through a hinged structure;
and supporting structures are arranged on two opposite sides of the bridge section unit along the length direction, and the supporting structures on the same side of the adjacent bridge sections are connected through reinforcing cables.
2. The buoyant bridge structure of claim 1 wherein the support structure comprises a support frame, a travel brace;
a support frame is arranged on each bridge section unit along the two sides of the length direction of each bridge section unit;
a movable support rod is arranged in one support frame, and the support frame and the movable support rod form a support frame structure;
the reinforcing cables are connected between two adjacent supporting frame structures on the same side.
3. The cable-reinforced articulated pontoon bridge structure according to claim 2, wherein the number of the reinforcing cables connected between two adjacent supporting frame structures on the same side in the longitudinal direction of the bridge segment unit is two, and the two reinforcing cables are connected between the two adjacent supporting frame structures in a crossing manner.
4. The structure of claim 3, wherein the two reinforcing cables are a first reinforcing cable and a second reinforcing cable, one end of the first reinforcing cable and one end of the second reinforcing cable are connected to the lower portion of the movable stay of one of the supporting frames and the middle portion of the supporting frame, and the other end of the second reinforcing cable and the other end of the first reinforcing cable are connected to the lower portion of the movable stay of the other of the supporting frames and the middle portion of the supporting frame.
5. The pontoon structure according to claim 2, wherein the lower part of the traveling stay of the frame structure and the middle part of the frame structure are respectively provided with a first rope coupling structure and a second rope coupling structure, and the first rope coupling structure and the second rope coupling structure are used for hitching the end of the reinforcing rope.
6. The cable-reinforced articulated system pontoon bridge structure according to claim 2, wherein the support frame comprises a transverse bar and a vertical bar which are vertically and crosswise fixedly connected, and the vertical bar is a hollow structure; the inclined strut is connected between the transverse rod and the vertical rod, the movable strut extends into the hollow structure, and through-type limiting holes are formed in the wall surface of the movable strut and the wall surface of the vertical rod.
7. The floating bridge structure of articulated architecture using reinforcing cables according to claim 2, wherein the structure of the supporting frame provided on the bridge segment unit is:
the deck of the bridge section unit is connected with the support frame through an ear seat pin connecting structure.
8. The pontoon structure with cable reinforcement according to claim 7, wherein all the lug pin connecting structures comprise:
the ear seats are arranged on the deck of the bridge section unit, and the double ears and the single ears are arranged on the supporting frame;
the total number of the double ears and the single ears is consistent with the number of the ear seats and corresponds to the number of the ear seats one by one;
through holes are formed in both sides of the two lugs, through holes are formed in the single lug, and through holes are also formed in the lug seat;
the through holes on the two sides of the two lugs are used for being opposite to the through holes of the lug seats corresponding to the through holes;
the through hole of the single lug is used for being opposite to the through hole of the lug seat corresponding to the through hole of the single lug.
9. The bridge structure of claim 7, wherein the trunnion pin connection structure further comprises:
a pin and a safety card with a pointed end;
the end part of the pin is provided with a hole, and the pointed end part of the safety card can be inserted into the hole to play a limiting role so as to prevent the pin from falling off.
10. A method of utilizing a cable reinforced articulated system pontoon bridge structure, comprising the steps of:
a supporting frame is arranged on each bridge section unit along the length direction, after the through holes on the two sides of the double lugs are opposite to the through holes of the ear seats corresponding to the through holes on the two sides of the double lugs and the through holes of the single lugs are opposite to the through holes of the ear seats corresponding to the through holes on the single lugs, firstly, pins are inserted into the through holes on the two sides of the double lugs and the through holes of the ear seats corresponding to the through holes on the two sides of the double lugs and the through holes of the single lugs and the through holes of the ear seats corresponding to the through holes on the single lugs, and then, the pointed end parts of the safety clips are inserted into the holes at the end parts of the pins to play a limiting role so as to prevent the pins from falling off; then, inserting a movable support rod into a hollow hole of the vertical rod of the support frame to specify a position; and finally, two reinforcing cables are connected between two adjacent supporting frame structures on the same side in the bridge length direction in a cross mode, the two reinforcing cables are a first reinforcing cable and a second reinforcing cable respectively, one end of the first reinforcing cable and one end of the second reinforcing cable are connected to the lower portion of the movable support rod of one supporting frame structure and the middle portion of the supporting frame structure respectively, and the other end of the second reinforcing cable and the other end of the first reinforcing cable are connected to the lower portion of the movable support rod of the other supporting frame structure and the middle portion of the supporting frame structure respectively. Thus, a cross connection structure is formed, and the reinforcing cable is tensioned by vertically adjusting the movable support rod extending into the vertical rod of the support frame; and finally, inserting the pin structure into the limiting holes on the support frame and the movable support rod to limit and fix the movable support rod, so that the support structure is arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010044357.5A CN111139727B (en) | 2020-01-15 | 2020-01-15 | Hinge system floating bridge structure reinforced by cables and application method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010044357.5A CN111139727B (en) | 2020-01-15 | 2020-01-15 | Hinge system floating bridge structure reinforced by cables and application method thereof |
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| Publication Number | Publication Date |
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| CN111139727A true CN111139727A (en) | 2020-05-12 |
| CN111139727B CN111139727B (en) | 2024-09-20 |
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| JP2006152635A (en) * | 2004-11-29 | 2006-06-15 | Chiyoda Engineering Consultants Co Ltd | Omnidirectional earthquake resistance reinforcing method of pier in existing bridge and earthquake resistance reinforcing structure |
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| CN207987709U (en) * | 2018-02-09 | 2018-10-19 | 陈锦灿 | A kind of pontoon structure convenient for bridge construction |
| CN212375688U (en) * | 2020-01-15 | 2021-01-19 | 中国人民解放军陆军工程大学 | Utilize articulated system pontoon bridge structure of cable reinforcing |
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2020
- 2020-01-15 CN CN202010044357.5A patent/CN111139727B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85204830U (en) * | 1985-11-13 | 1987-09-02 | 贺光梁 | Flexible cable-stayed bridge pier |
| JPH02129413U (en) * | 1989-04-03 | 1990-10-25 | ||
| RU2174571C2 (en) * | 1999-03-15 | 2001-10-10 | ООО Научно-технический центр "Версия" | Pneumatic-frame member and vehicle for folding, loading and carrying members of mobile ferry-bridge set |
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| Publication number | Publication date |
|---|---|
| CN111139727B (en) | 2024-09-20 |
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