CN111827146A - Main longitudinal beam reinforced structure for bridge construction - Google Patents
Main longitudinal beam reinforced structure for bridge construction Download PDFInfo
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- CN111827146A CN111827146A CN202010798485.9A CN202010798485A CN111827146A CN 111827146 A CN111827146 A CN 111827146A CN 202010798485 A CN202010798485 A CN 202010798485A CN 111827146 A CN111827146 A CN 111827146A
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- bridge
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- longitudinal beam
- main longitudinal
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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
Abstract
The invention discloses a main longitudinal beam reinforcing structure for bridge construction, relates to the technical field of bridge construction fasteners, and solves the problems that a top support mechanism of an existing reinforcing structure is mostly installed in a standing vertical support, the height of the top support mechanism is mostly constant, the top support mechanism cannot be flexibly stretched, and further the top support mechanism cannot be suitable for bridges with different top support fixed heights and radian specifications. A main longitudinal beam reinforcing structure for bridge construction comprises bridge piers, wherein an arch bridge is placed at the top ends of two bridge piers in a hoisting mode, two fixing steel plates are symmetrically locked on the inner sides of the top end sections of the two bridge piers, and the two fixing steel plates are integrally of a rectangular top end inclined inward-folding structure; the top end inner folded plates of the two fixed steel plates are locked and fixed with the arc-shaped bottom surface of the arched bridge, and two stressed steel rods are symmetrically supported and welded between the bottom sections of the two fixed steel plates. The T-shaped clamping seat can be clamped and fixed with the limiting circular plate, so that the two driving gears are correspondingly kept in a use state of sliding butt joint meshing with the three driven gears.
Description
Technical Field
The invention relates to the technical field of bridge construction fasteners, in particular to a main longitudinal beam reinforcing structure for bridge construction.
Background
With the increasing development of traffic infrastructure construction, the traffic volume of various vehicles is continuously increased, and particularly heavy vehicles run in an overload mode, so that a serious threat is caused to the safe use of the existing bridge, particularly an early-built bridge. Therefore, the service life of the bridge can be fully prolonged by strengthening the maintenance and the repair of the bridge and special reinforcing measures, so as to meet the requirement of traffic transportation development.
For example, patent No. CN201721703990.0 discloses a novel bridge construction main longitudinal beam reinforcing system, which includes: the reinforcing support seat is provided with a reinforcing anchor; the reinforcing support arm comprises an oblique beam and a support arm, and a reinforcing platform is arranged at the top end of the support arm; the reinforcing component comprises a base and a reinforcing seat, and spherical protrusions are arranged at the bottom of the reinforcing seat. The utility model provides an among the novel bridge construction main longitudinal beam reinforcerment system, it comprises three subassembly, is reinforcement supporting seat, reinforcement support arm and reinforcement subassembly respectively, and reinforcement subassembly sets up to the reinforcement platform who consolidates the support arm on, like this, in actual work progress, at first will consolidate the supporting seat and set up to bridge bottom pillar on, then install the reinforcement support through the crane and can accomplish the bridge and consolidate the operation. The invention has simple structure, convenient and quick construction, and more importantly, the utility model has higher structural strength and stable service performance, and can be exposed in natural environment for long-term use.
The ubiquitous shore mechanism of current reinforced structure mostly is the erection bracing installation of stewing, and its height is the definite value mostly, can not stretch out and draw back in a flexible way, and then can not be suitable for the bridge that shore fixed height and radian specification are different, and compatibility is relatively poor, uses comparatively single problem.
Disclosure of Invention
The invention aims to provide a main longitudinal beam reinforcing structure for bridge construction, which aims to solve the problems that most of jacking mechanisms in the background technology are static vertical braces for installation, the heights of the jacking mechanisms are constant values, the jacking mechanisms cannot flexibly stretch and retract, and further the jacking mechanisms cannot be suitable for bridges with fixed heights and different radian specifications.
In order to achieve the purpose, the invention provides the following technical scheme: a main longitudinal beam reinforcing structure for bridge construction comprises bridge piers, wherein an arch bridge is placed at the top ends of two bridge piers in a hoisting mode, two fixing steel plates are symmetrically locked on the inner sides of the top end sections of the two bridge piers, and the two fixing steel plates are integrally of a rectangular top end inclined inward-folding structure; the top end inner folded plates of the two fixed steel plates are locked and fixed with the arc-shaped bottom surface of the arched bridge, and two stressed steel rods are symmetrically supported and welded between the bottom sections of the two fixed steel plates; six sliding plates are sleeved and slidably arranged on the two stressed steel rods, and the six sliding plates are adjacent to each other left and right and form a group; the stress steel rod comprises T-shaped hanging plates, nine downward T-shaped hanging plates are welded on the two stress steel rods in an upward-arranged mode, the second T-shaped hanging plates on the front side and the second T-shaped hanging plates on the rear side both extend in a downward protruding mode, a transmission shaft penetrates through and is rotatably inserted between the two protruding extending sections, and a T-shaped clamping seat is slidably inserted in the second T-shaped hanging plate on the front side; the transmission shaft comprises a limiting circular plate, an inner hexagonal nut is welded at the head end of the transmission shaft, and the limiting circular plate is welded on the left end section of the transmission shaft in a sleeved mode.
Preferably, the atress steel pole still includes threaded rod and driven gear, nine the T shape hanger plate is three a set of settings, all changes to insert on every a set of T shape hanger plate and installs a threaded rod, and wherein the head and the tail end welding of left side threaded rod has a driven gear, and the tail end of centre and right side driven gear also all welds a driven gear.
Preferably, the sliding plate comprises connecting rods and jacking sleeves, the top ends of six sliding plates are rotatably connected with one connecting rod, the six connecting rods are connected into a group in a pairwise end-to-end mode, and two jacking sleeves are symmetrically and outwards welded on the middle connecting shaft of each group of connecting rods in a protruding mode.
Preferably, the threaded rod is of a double-rotation-direction structure, the bottom of the sliding plate is provided with a positioning lug plate in a downward protruding mode, and the left reverse thread section and the right reverse thread section of the threaded rod are correspondingly connected with two adjacent protruding positioning lug plates in a penetrating and meshing mode.
Preferably, the T-shaped clamping seat comprises vertical support shaft rods, two vertical support shaft rods are symmetrically welded on the left side and the right side of the rear end of the T-shaped clamping seat, and the two vertical support shaft rods penetrate through and are inserted on the second extending T-shaped hanging plate on the front side through spring pushing.
Preferably, the T-shaped clamping seat further comprises clamping teeth, four clamping teeth are arranged at the top end of the T-shaped clamping seat at intervals, the top ends of the four clamping teeth are of arc-shaped planing and cutting structures, and the limiting circular plate can be selectively inserted and matched with tooth socket cards among the four clamping teeth.
Preferably, the transmission shaft still includes the driving gear, it has two driving gears to be left and right spacer sleeve sliding welding on the transmission shaft, and two movable gears slidable with three driven gear selective meshing contact.
Preferably, the middle connecting shafts of the three groups of connecting rods and the two jacking sleeves can be arched and lifted to be in abutting contact with the arc-shaped bottom surface of the arched bridge.
Compared with the prior art, the invention has the beneficial effects that:
1. the six connecting rods and the six sliding plates form a group in pairs to form a three-position double-connecting-rod sliding block jacking mechanism, the three-position mechanism can be used for respectively controlling the lifting of the three groups of connecting rods, and the mechanism is suitable for jacking arched bridges with different radians and heights and is wide in application;
2. according to the invention, two driving gears are correspondingly meshed with three driven gears in a sliding contact manner in sequence through the left-right sliding of the transmission shaft, so that three threaded rods can be driven to rotate through one transmission shaft, a driving part for independently matching the three threaded rods is omitted, and the three threaded rods can be driven to be screwed by only ascending the top end of a pier on the left side through the transmission shaft, so that the trouble of follow-up screwing of the three threaded rods by moving the ascending frame can be omitted, and in addition, the ascending frame can be conveniently erected and fixed by depending on the pier, the ascending frame is favorably fixed by depending on the pier, and the potential safety hazard caused by the shaking of the ascending frame is reduced;
3. the T-shaped clamping seat can be clamped and fixed with the limiting circular plate, so that the two driving gears are correspondingly kept in a use state of being in sliding butt joint engagement with the three driven gears.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic bottom three-dimensional structure of the present invention;
FIG. 3 is a schematic three-dimensional structure of the present invention;
FIG. 4 is a schematic view of the installation position of the fixed steel plate according to the present invention;
FIG. 5 is a schematic view of the structure of the stressed steel bar of the present invention;
FIG. 6 is a schematic view of the threaded rod of the present invention installed by rotation;
FIG. 7 is a schematic three-dimensional structure of the skateboard of the present invention;
FIG. 8 is a schematic view of a T-shaped card seat structure according to the present invention;
in the figure: 1. a bridge pier; 2. an arch bridge; 3. fixing a steel plate; 4. a stressed steel bar; 401. a threaded rod; 402. a T-shaped hanger plate; 403. a driven gear; 5. a drive shaft; 501. a limiting circular plate; 502. a driving gear; 6. a slide plate; 601. a connecting rod; 602. jacking and sleeving; 7. a T-shaped card seat; 701. a vertical support shaft lever; 702. and (4) clamping teeth.
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.
Referring to fig. 1 to 8, an embodiment of the present invention includes: a main longitudinal beam reinforcing structure for bridge construction comprises bridge piers 1, an arch bridge 2 is placed at the top ends of the two bridge piers 1 in a hoisting mode, two fixing steel plates 3 are symmetrically locked on the inner sides of the top end sections of the two bridge piers 1 in a locking mode, and the two fixing steel plates 3 are integrally of a rectangular top end inclined inward-folding structure; the top end inner folded plates of the two fixed steel plates 3 are locked and fixed with the arc-shaped bottom surface of the arch bridge 2, and two stressed steel rods 4 are symmetrically supported and welded between the bottom sections of the two fixed steel plates 3; six sliding plates 6 are sleeved and slidably arranged on the two stressed steel rods 4, and the six sliding plates 6 are arranged in a left-right adjacent pair; the stress steel rod 4 comprises a T-shaped hanging plate 402, nine downward T-shaped hanging plates 402 are welded on the two stress steel rods 4 in an upward-arranged mode, the second T-shaped hanging plate 402 at the front side and the second T-shaped hanging plate 402 at the rear side both extend in a downward protruding mode, a transmission shaft 5 penetrates through and is inserted between the two protruding extending sections, and a T-shaped clamping seat 7 is inserted on the second T-shaped hanging plate 402 at the front side in a sliding mode; the transmission shaft 5 comprises a limiting circular plate 501, an inner hexagonal nut is welded at the head end of the transmission shaft 5, and the limiting circular plate 501 is sleeved and welded at the left end section of the transmission shaft 5; the stress steel rod 4 further comprises a threaded rod 401 and driven gears 403, nine T-shaped hanging plates 402 are arranged in a three-in-one mode, one threaded rod 401 is rotatably inserted into each T-shaped hanging plate 402, the head end and the tail end of the left threaded rod 401 are welded with one driven gear 403, and the tail ends of the middle driven gear 403 and the right driven gear 403 are welded with one driven gear 403; the middle connecting shafts of the three groups of connecting rods 601 and the two jacking sleeves 602 can be arched and lifted to be in abutting contact with the arc-shaped bottom surface of the arched bridge 2; the T-shaped clamping seat 7 comprises a vertical support shaft lever 701, two vertical support shaft levers 701 are symmetrically welded on the left side and the right side of the rear end of the T-shaped clamping seat 7, and the two vertical support shaft levers 701 are inserted on a second extending T-shaped hanging plate 402 on the front side in a penetrating mode through spring pushing.
Further, the sliding plate 6 comprises connecting rods 601 and jacking sleeves 602, the top ends of six sliding plates 6 are rotatably connected with one connecting rod 601, the six connecting rods 601 are connected end to end in pairs to form a group, two jacking sleeves 602 are symmetrically and convexly welded on the middle connecting shaft of each group of connecting rods 601, the six connecting rods 601 and the six sliding plates 6 are in pairs and form a group to form a three-position double-connecting-rod sliding block jacking mechanism, the three mechanisms can be respectively controlled by the three groups of connecting rods 601 to lift, and the three-position double-connecting-rod sliding block jacking mechanism is suitable for jacking arched bridges 2 with different radians and heights, and is wide in application.
Further, threaded rod 401 is the structure of bispin, and the bottom of slide 6 all has a location otic placode to the downward protrusion, and the reverse screw thread section corresponds and this two adjacent protrusion location otic placodes through the meshing connection about threaded rod 401, and three threaded rods 401 can be respectively the screw propulsion three group slides 6 and slide in opposite directions, the lift of three group's connecting rods 601 of control.
Further, the T-shaped card holder 7 further includes a latch 702, four latches 702 are arranged at the top end of the T-shaped card holder 7 at intervals, the top ends of the four latches 702 are all in an arc-shaped planing structure, the limiting circular plate 501 can be selectively inserted and matched with the tooth sockets between the four latches 702, and the T-shaped card holder 7 can be inserted and fixed with the limiting circular plate 501, so that the two driving gears 502 are correspondingly maintained in a use state of being in sliding butt-joint engagement with the three driven gears 403.
Further, the transmission shaft 5 further comprises a driving gear 502, two driving gears 502 are slidably welded on the transmission shaft 5 in a left-right spacing sleeve manner, and the two driving gears 502 can be in selective meshing contact with the three driven gears 403 in a sliding manner, the two driving gears 502 can correspondingly and sequentially slide and contact and mesh with the three driven gears 403 through the left-right sliding of the transmission shaft 5, so that the three threaded rods 401 can be driven to rotate through one transmission shaft 5, the independent matching driving part of the three threaded rods 401 is omitted, and the three threaded rods 401 can be driven to be screwed only by ascending the top end of the left pier 1 through the transmission shaft 5, this can remove to move the climbing frame and follow up the trouble of twisting to three threaded rod 401, and the pier 1 of relying on can conveniently erect fixed climbing frame in addition, and does benefit to the dependence of climbing frame fixed, reduces the potential safety hazard that the climbing frame rocks and brings.
The working principle is as follows:
the six connecting rods 601 and the six sliding plates 6 form a group of two-connecting-rod sliding block jacking mechanism with three positions, the three positions of the mechanism can be used for respectively controlling the three groups of connecting rods 601 to lift, and the mechanism is suitable for jacking arched bridges 2 with different radians and heights, and the three threaded rods 401 can respectively push the three groups of sliding plates 6 to oppositely slide in a threaded manner, so that the lifting of the three groups of connecting rods 601 is controlled;
when in use, the top ends of two piers 1 are hoisted and placed with one arched bridge 2, then two stressed steel rods 4 are locked and cross-braced and fixed between the top end sections of the two piers 1 through two fixed steel plates 3, and the top end inner folded plates of the two fixed steel plates 3 are locked and fixed with the arc bottom surface of the arched bridge 2;
then, the right sliding transmission shaft 5 is inserted between the first tooth sockets at the top end of the T-shaped clamping seat 7, the left moving gear 502 and the left driven gear 403 are slidably butted and engaged to screw the left threaded rod 401, after the pushing and jacking of the left group of connecting rods 601 are completed, the right sliding transmission shaft 5 is continued, the limiting circular plate 501 is inserted between the second tooth sockets at the top end of the T-shaped clamping seat 7, the left moving gear 502 and the middle driven gear 403 are slidably butted and engaged to screw the middle threaded rod 401 to complete the pushing and jacking of the middle group of connecting rods 601, then the right sliding transmission shaft 5 is continued, the limiting circular plate 501 is inserted between the third tooth sockets at the top end of the T-shaped clamping seat 7, the right moving gear 502 and the right driven gear 403 are slidably butted and engaged to screw the right threaded rod 401 to complete the pushing and jacking of the right group of connecting rods 601, and the middle and two top sleeves 602 at the top ends of the three groups of connecting rods 601 are arched and lifted up and the bottom surface of Against each other.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (8)
1. The utility model provides a main longitudinal beam reinforced structure of bridge construction which characterized in that: the bridge comprises bridge piers (1), wherein an arch bridge (2) is placed at the top ends of the two bridge piers (1) in a hoisting mode, two fixing steel plates (3) are symmetrically locked on the inner sides of the top end sections of the two bridge piers (1), and the two fixing steel plates (3) are integrally of a rectangular top end inclined inward-folding structure; the top end inner folded plates of the two fixed steel plates (3) are locked and fixed with the arc-shaped bottom surface of the arched bridge (2), and two stressed steel rods (4) are symmetrically supported and welded between the bottom sections of the two fixed steel plates (3); six sliding plates (6) are sleeved and slidably arranged on the two stressed steel rods (4), and the six sliding plates (6) are arranged in a left-right adjacent pair; the stress steel rod (4) comprises T-shaped hanging plates (402), nine downward T-shaped hanging plates (402) are welded on the two stress steel rods (4) in an upward mode, the second T-shaped hanging plates (402) at the front side and the second rear side are protruded and extended downwards, a transmission shaft (5) penetrates through and is inserted between the two protruded extension sections, and a T-shaped clamping seat (7) is inserted on the second T-shaped hanging plate (402) at the front side in a sliding mode; the transmission shaft (5) comprises a limiting circular plate (501), an inner hexagonal nut is welded at the head end of the transmission shaft (5), and the limiting circular plate (501) is welded at the left end section of the transmission shaft (5) in a sleeved mode.
2. The main longitudinal beam reinforcing structure for bridge construction according to claim 1, wherein: stress steel pole (4) still include threaded rod (401) and driven gear (403), nine the T shape hanger plate (402) are three sets of settings, all change to insert on every a set of T shape hanger plate (402) and install a threaded rod (401), and wherein the head and the tail end welding of left side threaded rod (401) has a driven gear (403), and the tail end of centre and right side driven gear (403) also all welds a driven gear (403).
3. The main longitudinal beam reinforcing structure for bridge construction according to claim 1, wherein: the sliding plate (6) comprises connecting rods (601) and jacking sleeves (602), the top ends of six sliding plates (6) are rotatably connected with one connecting rod (601), the six connecting rods (601) are connected end to end in pairs to form a group, and two jacking sleeves (602) are symmetrically and convexly welded on the middle connecting shaft of each group of connecting rods (601).
4. The main longitudinal beam reinforcing structure for bridge construction according to claim 2, wherein: threaded rod (401) are the bispin to structure, and the bottom of slide (6) all downward protrusion has a location otic placode, and the reverse screw thread section corresponds and this two adjacent protrusion location otic placodes through engagement connection about threaded rod (401).
5. The main longitudinal beam reinforcing structure for bridge construction according to claim 1, wherein: the T-shaped clamping seat (7) comprises vertical support shaft rods (701), the left side and the right side of the rear end of the T-shaped clamping seat (7) are symmetrically welded with the two vertical support shaft rods (701), and the two vertical support shaft rods (701) are inserted on a second extending T-shaped hanging plate (402) at the front side in a penetrating mode through spring pushing.
6. The main longitudinal beam reinforcing structure for bridge construction according to claim 1, wherein: the T-shaped clamping seat (7) further comprises clamping teeth (702), four clamping teeth (702) are arranged at the top end of the T-shaped clamping seat (7) at intervals, the top ends of the four clamping teeth (702) are of arc-shaped slicing structures, and the limiting circular plate (501) can be selectively matched with tooth sockets among the four clamping teeth (702) in an inserting mode.
7. The main longitudinal beam reinforcing structure for bridge construction according to claim 1, wherein: the transmission shaft (5) further comprises a driving gear (502), the transmission shaft (5) is provided with two driving gears (502) in sliding welding with a left spacing sleeve and a right spacing sleeve, and the two driving gears (502) can slide to selectively engage with three driven gears (403).
8. The main longitudinal beam reinforcing structure for bridge construction according to claim 1, wherein: the middle connecting shafts of the three groups of connecting rods (601) and the two jacking sleeves (602) can be arched and lifted to be in abutting contact with the arc-shaped bottom surface of the arched bridge (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010798485.9A CN111827146B (en) | 2020-08-11 | 2020-08-11 | Main longitudinal beam reinforced structure for bridge construction |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010798485.9A CN111827146B (en) | 2020-08-11 | 2020-08-11 | Main longitudinal beam reinforced structure for bridge construction |
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| CN111827146A true CN111827146A (en) | 2020-10-27 |
| CN111827146B CN111827146B (en) | 2021-06-11 |
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| CN202010798485.9A Expired - Fee Related CN111827146B (en) | 2020-08-11 | 2020-08-11 | Main longitudinal beam reinforced structure for bridge construction |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112647420A (en) * | 2020-12-21 | 2021-04-13 | 朱荣超 | Supporting equipment for building garden arched bridge |
| CN112647429A (en) * | 2020-12-23 | 2021-04-13 | 蒋友富 | Box girder with anchoring device and box girder bridge |
| CN113832849A (en) * | 2021-08-31 | 2021-12-24 | 任小强 | Bridge structure of continuous rigid frame steel truss combination |
| CN114753252A (en) * | 2022-01-20 | 2022-07-15 | 钟才义 | Arched bridge supporting device and method for river channel |
| CN114808769A (en) * | 2022-05-26 | 2022-07-29 | 江苏哲哲建设工程有限公司 | Bridge integral reinforcing device with multiple matched supporting points |
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| CN210414436U (en) * | 2019-07-30 | 2020-04-28 | 天津大弘科技有限公司 | Supporting device for maintenance of sewage pipeline |
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| JPH11117225A (en) * | 1997-10-13 | 1999-04-27 | Ishikawajima Harima Heavy Ind Co Ltd | Reinforcing method and device for mooring pile of floating pier |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112647420A (en) * | 2020-12-21 | 2021-04-13 | 朱荣超 | Supporting equipment for building garden arched bridge |
| CN112647429A (en) * | 2020-12-23 | 2021-04-13 | 蒋友富 | Box girder with anchoring device and box girder bridge |
| CN112647429B (en) * | 2020-12-23 | 2022-07-26 | 蒋友富 | Box girder with anchoring device and box girder bridge |
| CN113832849A (en) * | 2021-08-31 | 2021-12-24 | 任小强 | Bridge structure of continuous rigid frame steel truss combination |
| CN114753252A (en) * | 2022-01-20 | 2022-07-15 | 钟才义 | Arched bridge supporting device and method for river channel |
| CN114808769A (en) * | 2022-05-26 | 2022-07-29 | 江苏哲哲建设工程有限公司 | Bridge integral reinforcing device with multiple matched supporting points |
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|---|---|
| CN111827146B (en) | 2021-06-11 |
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