CN112431110B - Temporary viaduct for road repair road section passing - Google Patents
Temporary viaduct for road repair road section passing Download PDFInfo
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- CN112431110B CN112431110B CN202011107659.9A CN202011107659A CN112431110B CN 112431110 B CN112431110 B CN 112431110B CN 202011107659 A CN202011107659 A CN 202011107659A CN 112431110 B CN112431110 B CN 112431110B
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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
- E01D1/00—Bridges in general
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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
- E01D19/12—Grating or flooring for bridges; Fastening railway sleepers or tracks to bridges
- E01D19/125—Grating or flooring for bridges
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L1/00—Measuring force or stress, in general
- G01L1/04—Measuring force or stress, in general by measuring elastic deformation of gauges, e.g. of springs
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- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a temporary viaduct for road repair road section passage, belonging to the viaduct field, wherein a tension panel is arranged to be conveniently and stably embedded at the bottom of a temporary straight-going erection bridge under the tightening action of a tightening steel wire, a support member is anchored in the viaduct through an anchoring rod, the internal strength of the tensioned temporary straight-going erection bridge is improved, the support member, a support conduction rod and the viaduct form a triangular structure and are stably arranged, when the pressure of a bridge floor is overlarge, an internal alkaline solution is conveniently released and generates a color development reaction with phenolphthalein in a color development ball, the color development solution is conveyed to the upper surface of the viaduct through an extrusion pipe to remind people of observing the compression condition of the bridge, the internal material of a release block is anticorrosive silica gel through a release block, the unidirectional flow of the alkaline solution can be effectively controlled, the throttling is convenient, so that the long-term color development in the later period is facilitated.
Description
Technical Field
The invention relates to the field of viaducts, in particular to a temporary viaduct for road repair road section passing.
Background
Viaducts, i.e. overpasses, a type of bridge. Refers to a bridge that rests on a series of narrow reinforced concrete or masonry arches, with high-support towers or struts, spanning a valley, river, road, or other low barrier. After the city is developed, the traffic is crowded, the buildings are dense, the streets are difficult to widen, and the traffic density can be evacuated by adopting the bridge, so that the transportation efficiency is improved. In addition, in the case of highways or railways between cities, such bridges are used in order to avoid crossing with other line levels, save land, reduce subgrade settlement (in some areas), or to eliminate the need for embankments. The viaduct not only refers to a physical bridge, but also is compared with difficulties, frustrations and the like;
in the local work progress of overpass, because the maintenance of road, the vehicle is difficult to current, just needs interim overpass section this moment, guarantees the normal current of vehicle, but current interim overpass stability is low, is difficult to guarantee the safe of vehicle and passes, in addition when the bridge overload, is difficult to provide the early warning, carries out emergency measures with the vacant time, is not convenient for retrieve moreover and recycle.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems in the prior art, the invention aims to provide a temporary viaduct for road repair road section passage, which is characterized in that a tension panel is arranged to be conveniently and stably embedded at the bottom of the temporary straight-running erection bridge under the tightening action of a tightening steel wire, a support member is anchored in the viaduct through an anchoring rod, the internal part of the tensioned temporary straight-running erection bridge has prestress, the strength is improved, the support member, a support conduction rod and the viaduct form a triangular structure and are stably arranged, when the pressure of a bridge floor is overlarge, the internal part of a release ball is extruded to deform the release ball, so that an alkaline solution in the release ball is conveniently released and generates color development reaction with phenolphthalein in the color development ball, the color development solution is guided to the upper surface of the viaduct through an extrusion pipe, people are reminded to observe the compression condition of the bridge, and through an arranged release block, the inside material of release piece is anticorrosive silica gel, can effectual control alkaline solution's one-way flow, makes things convenient for the throttle to the long-term color development in later stage.
2. Technical scheme
In order to solve the above problems, the present invention adopts the following technical solutions.
A temporary viaduct for road repair road section passage comprises a viaduct, wherein a repair bridge section is fixedly mounted at the left end of the viaduct, welding pieces are fixedly mounted on the front side and the rear side of the viaduct in a surface welding manner, temporary bending and bridging are arranged in the welding pieces in a temporary bending manner, temporary straight-going bridging is arranged at the left end of the temporary bending and bridging, a support piece is fixedly mounted at the lower side of the temporary straight-going bridging, a supporting and conducting rod is fixedly mounted at the front end of the bottom of the support piece, an anchoring rod is connected in the supporting and conducting rod in a penetrating manner, a loosening piece is uniformly and fixedly mounted at the outer side of the middle of the support piece, a tightening steel wire is connected in the loosening piece, the tightening steel wire is far away from a tension panel fixedly connected with the connecting end of the support piece, and a first pressed steel plate is fixedly mounted in the temporary straight-going bridging, the downside of first pressurized steel plate is connected with the stripper plate, the bottom fixed mounting of stripper plate has protruding piece, the downside of protruding piece is provided with the deformation buffer block, the lower surface of deformation buffer block is connected with the release ball, the downside of release ball is connected with holds in the palm end spare, the bottom fixed mounting who holds in the palm end spare has the extrusion pipe, the downside fixed mounting of extrusion pipe has the second pressurized steel plate, the outside of release ball is connected with the injection pipeline, the inside fixed mounting of release ball and injection pipeline junction has spacing steel ball, the inside fixedly connected with color developing ball of extrusion pipe.
Furthermore, the bottom fixed mounting of release ball has one-way control mechanism, one-way control mechanism includes the release piece, the bottom outside of release piece is connected with the spring, the bottom fixed mounting of release piece has the hourglass head, the bottom outside of hourglass head is connected with the delivery tube, can effectual control alkaline solution's one-way flow, makes things convenient for the throttle to the long-term color development in later stage.
Furthermore, the inside material of release piece is anticorrosive silica gel, and the top outer end of release piece is fold column structure to the bottom bonding of release piece is fixed with the release piece, and the setting of release piece conveniently leads and send alkaline solution steadily.
Furthermore, the one-way control mechanism is matched with the release balls, the release balls are arranged at the bottom of the first compression steel plate at equal intervals, and the one-way control mechanism is convenient for one-way flow of the solution.
Further, the tip of setting up the bridge of buckling temporarily is 45 slope column structures, and buckles temporarily and set up the bridge and pass through the welding piece welding at the upper surface of viaduct to the inside of buckling temporarily and setting up the bridge adopts concrete placement prefabrication shaping, makes things convenient for the normal current of vehicle.
Furthermore, the longitudinal section of the tension panel is of a concave structure, the top end of the tension panel is convexly embedded and installed in the temporary straight-going bridge, the tension panel is tensioned through tensioning of the tensioning steel wires and is fixedly installed on the outer side of the middle of the supporting piece through the tensioning piece, prestress in the tension panel is conveniently provided, and the shearing strength is high.
Further, the stripper plate is equidistant at the downside of first pressurized steel board and sets up, and the upper surface of stripper plate is concave-convex structure to protruding piece sets up about the central axis symmetry of stripper plate, conveniently extrudees deformation buffer block.
Furthermore, protruding piece and deformation buffer block phase-match, and the inside material of deformation buffer block is the foam. And the connected mode of deformation buffer block and release ball is for bonding, and the inside material of release ball is anticorrosive rubber moreover, conveniently releases the inside alkaline solution of release ball.
Furthermore, the left end of the limiting steel ball is of a conical structure, and the limiting steel ball is connected with the release ball in a clamping manner, so that alkaline solution can be conveniently and quickly added.
Further, the upper surface of the support bottom part is of a semicircular arc groove-shaped structure, and the support bottom part and the release balls are arranged in a one-to-one correspondence manner, so that color reaction is facilitated, and early warning is facilitated.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that
(1) The scheme is that a tension panel is arranged under the tightening action of a tightening steel wire, the tension panel is conveniently and stably embedded and installed at the bottom of a temporary straight-going erection bridge, a supporting piece is anchored inside the viaduct through an anchoring rod, the internal part of the tensioned temporary straight-going erection bridge has prestress, the strength is improved, the tension panel, the support conduction rod and the viaduct form a triangular structure and are stably installed, when the pressure of a bridge deck is overlarge, the internal part of a release ball is extruded to deform the release ball, so that an alkaline solution inside the release ball is conveniently released, a color development reaction is carried out on the alkaline solution and the phenolphthalein inside the color development ball, the color development solution is conveyed to the upper surface of the viaduct through an extrusion pipe, people are reminded to observe the compression condition of the bridge, the internal material of the release block is anticorrosive silica gel through the arranged release block, the one-way flow of the alkaline solution can be effectively controlled, and the throttling is convenient, so as to facilitate long-term color development in the later period.
(2) The bottom fixed mounting of release ball has one-way control mechanism, one-way control mechanism includes the release piece, the bottom outside of release piece is connected with the spring, the bottom fixed mounting of release piece has the hourglass head, the bottom outside of dripping the hourglass head is connected with the guide tube, can effectual control alkaline solution's one-way flow, makes things convenient for the throttle to the long-term color development in later stage.
(3) The inside material of release piece is anticorrosive silica gel, and the top outer end of release piece is fold column structure to the bottom bonding of release piece is fixed with the release piece, and the setting of release piece conveniently leads and send alkaline solution steadily.
(4) The one-way control mechanism is matched with the release balls, the release balls are arranged at the bottom of the first pressed steel plate at equal intervals, and the one-way control mechanism is convenient for one-way flow of the solution.
(5) The tip of setting up the bridge of buckling temporarily is 45 slope column structures, and buckles temporarily and set up the bridge and pass through the welding at the upper surface of viaduct to buckle temporarily and set up the inside of bridge and adopt concrete placement prefabrication shaping, make things convenient for the normal current of vehicle.
(6) The longitudinal section of the tension panel is of a concave structure, the top end of the tension panel is convexly embedded and installed in the temporary straight-going bridge, the tension panel is tensioned through tensioning steel wires and fixedly installed on the outer side of the middle of the supporting piece through the tensioning piece, prestress in the tension panel is conveniently provided, and the shearing strength is high.
(7) The stripper plate is equidistant at the downside of first pressurized steel board and sets up, and the upper surface of stripper plate is concave-convex structure to protruding piece conveniently extrudees the deformation buffer block about the central axis symmetry setting of stripper plate.
(8) The protruding block is matched with the deformation buffer block, and the internal material of the deformation buffer block is foam. And the connected mode of deformation buffer block and release ball is for bonding, and the inside material of release ball is anticorrosive rubber moreover, conveniently releases the inside alkaline solution of release ball.
(9) The left end of the limiting steel ball is of a conical structure, and the limiting steel ball is connected with the release ball in a clamping manner, so that alkaline solution can be conveniently and quickly added.
(10) The upper surface of the bottom supporting piece is of a semicircular arc groove-shaped structure, and the bottom supporting piece and the release ball are arranged in a one-to-one correspondence mode, so that color reaction is facilitated, and early warning is facilitated.
Drawings
FIG. 1 is a schematic side view of a temporary bending erection bridge mounting shaft of the present invention;
FIG. 2 is a schematic top view of the temporary bending erection bridge and the viaduct connection structure of the present invention;
FIG. 3 is a schematic side view of the temporary bending erection bridge and the viaduct connection of the present invention;
FIG. 4 is a schematic diagram of the internal side view cross-section of the temporary straight-running bridge of the present invention;
FIG. 5 is a schematic side view of a cross-sectional structure of the release ball and the limit ball of the present invention;
fig. 6 is an enlarged schematic view of a portion a in fig. 5 according to the present invention.
The reference numbers in the figures illustrate:
1. a viaduct; 2. repairing the bridge section; 3. a welding part; 4. temporarily bending and erecting a bridge; 5. temporarily erecting a bridge in a straight line; 6. a support member; 7. supporting a conductive rod; 8. an anchor rod; 9. a tension panel; 10. tightening the steel wire; 11. a tightening member; 12. a first compression steel plate; 13. a pressing plate; 14. a raised block; 15. a deformation buffer block; 16. releasing the ball; 17. a bottom supporting piece; 18. extruding a pipe; 19. a second compression steel plate; 20. an injection pipe; 21. limiting steel balls; 22. a color developing ball; 23. a one-way control mechanism; 2301. releasing the block; 2302. a spring; 2303. a drip head; 2304. and (6) conveying the pipe.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
referring to fig. 1-6, a temporary viaduct for road repair road passage comprises a viaduct 1, a repair bridge section 2 is fixedly installed at the left end of the viaduct 1, a welding part 3 is fixedly installed on the upper surface of the front side and the rear side of the viaduct 1 by welding, a temporary bending erection bridge 4 is fixedly installed inside the welding part 3, a temporary straight erection bridge 5 is fixedly installed at the left end of the temporary bending erection bridge 4, a supporting part 6 is fixedly installed at the lower side of the temporary straight erection bridge 5, a supporting conduction rod 7 is fixedly installed at the front end of the bottom of the supporting part 6, an anchoring rod 8 is connected inside the supporting conduction rod 7 in a penetrating manner, loosening parts 11 are uniformly and fixedly installed outside the middle part of the supporting part 6, tightening steel wires 10 are connected inside the loosening parts 11, the tightening steel wires 10 are far away from the connecting end of the supporting part 6 and fixedly connected with a tension panel 9, a first pressed steel plate 12 is fixedly installed inside the temporary straight erection bridge 5, the downside of first pressurized steel plate 12 is connected with stripper plate 13, the bottom fixed mounting of stripper plate 13 has protruding piece 14, the downside of protruding piece 14 is provided with deformation buffer block 15, the lower surface of deformation buffer block 15 is connected with release ball 16, release ball 16's downside is connected with and holds in the palm end 17, the bottom fixed mounting who holds in the palm end 17 has extrusion pipe 18, the downside fixed mounting of extrusion pipe 18 has second pressurized steel plate 19, release ball 16's the outside is connected with injection pipe 20, release ball 16 and the inside fixed mounting of injection pipe 20 junction have spacing steel ball 21, the inside fixedly connected with of extrusion pipe 18 shows the look ball 22.
Referring to fig. 6, a one-way control mechanism 23 is fixedly mounted at the bottom of the release ball 16, the one-way control mechanism 23 comprises a release block 2301, a spring 2302 is connected to the outer side of the bottom of the release block 2301, a drip head 2303 is fixedly mounted at the bottom of the release block 2301, and a delivery pipe 2304 is connected to the outer side of the bottom of the drip head 2303, so that the one-way flow of an alkaline solution can be effectively controlled, throttling is facilitated, and long-term color development in the later period is facilitated. Release 2301's inside material is anticorrosive silica gel, and release 2301's top outer end is the fold column structure to release 2301's bottom bonding is fixed with release 2301, and the setting of release makes things convenient for stable leading to send alkaline solution. The one-way control mechanism 23 is matched with the release balls 16, the release balls 16 are arranged at the bottom of the first compression steel plate 12 at equal intervals, and the one-way control mechanism 23 facilitates one-way flow of the solution.
Referring to fig. 1-3, the end of the temporary bending erection bridge 4 is in a 45-degree inclined structure, the temporary bending erection bridge 4 is welded on the upper surface of the viaduct 1 through a welding part 3, and the interior of the temporary bending erection bridge 4 is prefabricated and formed by pouring concrete, so that vehicles can conveniently and normally pass through. The longitudinal section of the tension panel 9 is of a concave structure, the top end of the tension panel 9 is convexly embedded and installed in the temporary straight-going erection bridge 5, the tension panel 9 is tensioned through the tensioning steel wire 10 and fixedly installed on the outer side of the middle part of the supporting piece 6 through the tensioning piece 11, prestress in the tension panel 9 is conveniently provided, and the shearing strength is high.
Referring to fig. 4-5, the pressing plates 13 are disposed at equal intervals on the lower side of the first compression steel plate 12, the upper surface of the pressing plate 13 is of a concave-convex structure, and the protruding blocks 14 are symmetrically disposed about the central axis of the pressing plate 13 to facilitate pressing of the deformation buffer blocks 15. The convex block 14 is matched with the deformation buffer block 15, and the internal material of the deformation buffer block 15 is foam. And the connection mode of deformation buffer block 15 and release ball 16 is for bonding, and the inside material of release ball 16 is anticorrosive rubber moreover, conveniently releases the inside alkaline solution of release ball 16. The left end of the limiting steel ball 21 is in a conical structure, and the connecting mode of the limiting steel ball 21 and the release ball 16 is clamping connection, so that alkaline solution can be conveniently and rapidly added. The upper surface of the bottom supporting part 17 is of a semicircular arc groove-shaped structure, the bottom supporting part 17 and the release ball 16 are arranged in a one-to-one correspondence mode, color reaction is facilitated, and early warning is facilitated.
Referring to fig. 1-2, in use, a constructor firstly determines a section of a repair bridge section 2, fixedly mounts a temporary bending erection bridge 4 on the upper surface of a viaduct 1 through a welding part 3, fixedly mounts a support part 6 at the bottom of the temporary straight erection bridge 5, and tightens a steel wire 10 through tensioning to enable a tension panel 9 to generate prestress in the temporary straight erection bridge 5 and fix the tension panel on the outer side of the middle part of the support part 6 through a loosening part 11, and the support conduction rod 7, the temporary straight erection bridge 5 and the viaduct 1 form a triangular structure, so that the stability is high, the rigidity is strong, the shear resistance is strong, and the safe passing of vehicles is facilitated;
when the temporary straight-ahead erection bridge 5 exceeds the specified weight, a first pressed steel plate 12 in the temporary straight-ahead erection bridge 5 is pressed, the bottom of the first pressed steel plate 12 is fixedly provided with a pressing plate 13 at equal intervals, after the pressing plate 13 is pressed, a convex block 14 is pressed to extrude a deformation buffer block 15, the deformation buffer block 15 is deformed to conveniently press a release ball 16, an alkaline solution is arranged in the release ball 16 and is conveyed to a color developing ball 22 through a conveying pipe 2304, an alkaline solution film on the outer surface of the color developing ball 22 is dissolved and has a color reaction with phenolphthalein in the color developing ball, the colored solution is conveyed to the upper surface of a high-level bridge through the extruding pipe, and people are reminded to observe the pressed condition of the bridge;
the release block 2301 is made of anticorrosive silica gel, can effectively control the one-way flow of alkaline solution, facilitates throttling, facilitates long-term color development in the later period, injects alkaline solution into the injection pipeline 20, allows the alkaline solution to enter through the right side of the limiting steel ball 21, facilitates the rapid entering of the solution, allows the left end of the limiting steel ball 21 to be in a bead-shaped structure, can effectively prevent the deformation of the release ball 16 and flow back into the injection pipeline 20, so as to complete a series of operations of the temporary viaduct for road repair road section passage, is conveniently installed at the bottom of the temporary straight-going bridge in a stable embedded manner under the tightening action of the tightening steel wires through the arranged tension panel, is anchored in the viaduct through the anchoring rod, has pre-stress in the tensioned temporary straight-going bridge, improves the strength, and supports the conduction rod and the viaduct triangular structure, install steadily, when the pressure of bridge floor is too big, the inside of extrusion release ball, make the release ball take place to warp, thereby conveniently release inside alkaline solution, and take place color development reaction with the inside phenolphthalein of color development ball, lead to the upper surface of high bridge through the extrusion pipe with its colored solution, remind people to survey the pressurized condition of bridge, through the release piece that sets up, the inside material of release piece is anticorrosive silica gel, the unidirectional flow that can effectual control alkaline solution, make things convenient for the throttle, so that the long-term color development in later stage.
The above are only preferred embodiments of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.
Claims (7)
1. A temporary viaduct for road repair section traffic, comprising an viaduct (1), characterized in that: the left end fixed mounting of viaduct (1) has repair bridge section (2), surface welding fixed mounting has welding piece (3) on the side around viaduct (1), the inside fixed mounting of welding piece (3) has temporary bending to set up bridge (4), the left end fixed mounting who sets up bridge (4) temporarily buckles has temporary straight going to set up bridge (5), the downside fixed mounting who sets up bridge (5) temporarily straight going has support piece (6), the bottom front end fixed mounting of support piece (6) has support conduction pole (7), the inside through connection who supports conduction pole (7) has anchor pole (8), the even fixed mounting in the middle part outside of support piece (6) has elasticity piece (11), the internal connection of elasticity piece (11) tightens up steel wire (10), it keeps away from support piece (6) connection end fixed connection and has nervous panel (9) to tighten up steel wire (10), a first compression steel plate (12) is fixedly arranged in the temporary straight-going erection bridge (5), the lower side of the first compression steel plate (12) is connected with an extrusion plate (13), the bottom of the extrusion plate (13) is fixedly provided with a convex block (14), a deformation buffer block (15) is arranged at the lower side of the convex block (14), the lower surface of the deformation buffer block (15) is connected with a release ball (16), a bottom supporting piece (17) is connected with the lower side of the release ball (16), an extrusion pipe (18) is fixedly arranged at the bottom of the bottom supporting piece (17), a second compression steel plate (19) is fixedly arranged at the lower side of the extrusion pipe (18), the outer side of the release ball (16) is connected with an injection pipeline (20), a limiting steel ball (21) is fixedly arranged in the connection part of the release ball (16) and the injection pipeline (20), and a color developing ball (22) is fixedly connected in the extrusion pipe (18);
the bottom of the release ball (16) is fixedly provided with a one-way control mechanism (23), the one-way control mechanism (23) comprises a release block (2301), the outer side of the bottom of the release block (2301) is connected with a spring (2302), the bottom of the release block (2301) is fixedly provided with a dripping head (2303), the outer side of the bottom of the dripping head (2303) is connected with a guide pipe (2304), and the one-way flow of the alkaline solution can be effectively controlled;
the release block (2301) is made of anticorrosive silica gel, the outer end of the top of the release block (2301) is of a wrinkled structure, the release block (2301) is fixedly bonded to the bottom of the release block (2301), and the release ball (16) is made of anticorrosive rubber so as to release alkaline solution in the release ball conveniently;
one side of the limiting steel ball (21) opposite to the injection pipeline (20) is of a conical structure, and the limiting steel ball (21) is connected with the release ball (16) in a clamping manner, so that alkaline solution can be conveniently and quickly added;
the extrusion plate (13) is pressed, the extrusion of the deformation buffer block (15) by the convex block (14) is promoted, the deformation of the deformation buffer block (15) facilitates the extrusion of the release ball (16), the inside of the release ball (16) is provided with an alkaline solution, and the alkaline solution is guided to the chromogenic ball (22) through a guide pipe (2304), so that the alkaline solution film on the outer surface of the chromogenic ball (22) is dissolved, and the chromogenic reaction is carried out with the inside phenolphthalein, and the solution with the chromogenic color is guided to the upper surface of the high bridge (1) through the extrusion pipe (18), so that people are reminded of observing the compression condition of the bridge.
2. A temporary viaduct for road rehabilitation section passing according to claim 1, characterized in that: the one-way control mechanism (23) is matched with the release balls (16), and the release balls (16) are arranged at the bottom of the first compression steel plate (12) at equal intervals.
3. A temporary viaduct for road rehabilitation section passing according to claim 1, characterized in that: the end part of the temporary bending erection bridge (4) is of a 45-degree inclined structure, the temporary bending erection bridge (4) is welded on the upper surface of the viaduct (1) through a welding piece (3), and the interior of the temporary bending erection bridge (4) is formed by concrete pouring and prefabricating.
4. A temporary viaduct for road rehabilitation section passing according to claim 1, characterized in that: the longitudinal section of each tension panel (9) is of a concave structure, the top end of each tension panel (9) is convexly embedded and installed in the temporary straight-going bridge (5), and each tension panel (9) is tensioned through a tensioning steel wire (10) and fixedly installed on the outer side of the middle of the support piece (6) through a tensioning piece (11).
5. A temporary viaduct for road rehabilitation section passing according to claim 1, characterized in that: the extrusion plates (13) are arranged at equal intervals on the lower side of the first compression steel plate (12), the upper surfaces of the extrusion plates (13) are of a concave-convex structure, and the convex blocks (14) are symmetrically arranged around the central axis of the extrusion plates (13).
6. A temporary viaduct for road rehabilitation section passing according to claim 1, characterized in that: protruding piece (14) and deformation buffer block (15) phase-match, and the inside material of deformation buffer block (15) is the foam to deformation buffer block (15) is for bonding with the connected mode of release ball (16), and the inside material of release ball (16) is anticorrosive rubber moreover.
7. A temporary viaduct for road rehabilitation section passing according to claim 1, characterized in that: the upper surface of the bottom supporting piece (17) is of a semicircular arc groove-shaped structure, and the bottom supporting piece (17) and the release balls (16) are arranged in a one-to-one correspondence mode.
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| CN202011107659.9A CN112431110B (en) | 2020-10-16 | 2020-10-16 | Temporary viaduct for road repair road section passing |
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| CN202011107659.9A CN112431110B (en) | 2020-10-16 | 2020-10-16 | Temporary viaduct for road repair road section passing |
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| CN112431110B true CN112431110B (en) | 2022-03-11 |
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| CN110904753A (en) * | 2019-11-28 | 2020-03-24 | 四川鸥鹏建筑工程公司 | Rapid Assembly formula cantilever structure mountain area temporary road |
| CN111663431A (en) * | 2020-06-01 | 2020-09-15 | 中交二公局第三工程有限公司 | Assembled shock-absorbing temporary plank road structure |
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| CN106638269B (en) * | 2017-02-13 | 2018-05-04 | 南京邮电大学 | A kind of interim arch bridge towards city race traffic jam issue |
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| KR20110087877A (en) * | 2010-01-27 | 2011-08-03 | (주) 휴메코이앤씨 | Support structure for constructed pavement and bikeway, and constructed pavement including the same |
| KR101018637B1 (en) * | 2010-08-20 | 2011-03-03 | (주)아리산업 | A constructed foodway |
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| CN108625277A (en) * | 2018-04-12 | 2018-10-09 | 王涛 | A kind of shock-damping structure and its construction method |
| CN110904753A (en) * | 2019-11-28 | 2020-03-24 | 四川鸥鹏建筑工程公司 | Rapid Assembly formula cantilever structure mountain area temporary road |
| CN111663431A (en) * | 2020-06-01 | 2020-09-15 | 中交二公局第三工程有限公司 | Assembled shock-absorbing temporary plank road structure |
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