CN110820542A - Assembled buttress structure is used in bridge construction that takes precautions against earthquakes convenient to pour - Google Patents
Assembled buttress structure is used in bridge construction that takes precautions against earthquakes convenient to pour Download PDFInfo
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- CN110820542A CN110820542A CN201910964900.0A CN201910964900A CN110820542A CN 110820542 A CN110820542 A CN 110820542A CN 201910964900 A CN201910964900 A CN 201910964900A CN 110820542 A CN110820542 A CN 110820542A
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- 238000010276 construction Methods 0.000 title claims abstract description 23
- 239000002184 metal Substances 0.000 claims abstract description 39
- 238000007605 air drying Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/02—Piers; Abutments ; Protecting same against drifting ice
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Abstract
The invention discloses an assembled buttress structure convenient for pouring and used for shockproof bridge construction, which comprises a concrete base, a connecting cap beam and a fixed joist, wherein a metal supporting rod is connected above the concrete base, the connecting cap beam is fixedly connected above the metal supporting rod, the fixed joist is fixed above the connecting cap beam, the surface of the metal supporting rod is connected with a fastening sleeve, the fastening sleeve is connected with a limiting rod, a limiting part is connected between the limiting rods, the inner side of the limiting rod is provided with a sliding groove, the outer side of the metal supporting rod is connected with an assembling plate, the surface of the assembling plate is provided with a through hole, and the inner side of the fastening sleeve is connected with an inner support rod. This shockproof bridge construction is with assembled buttress structure convenient to pour can conveniently assemble the buttress and pour, improves concrete placement's convenience, and it is high to assemble good stability simultaneously, can accelerate the air-dry speed of the concrete after the assembly.
Description
Technical Field
The invention relates to the technical field of shockproof bridge construction, in particular to an assembled buttress structure for shockproof bridge construction, which is convenient to pour.
Background
Along with modern economic quick development, the bridge that takes precautions against earthquakes is also more and more, need support through the buttress in the construction process of bridge to the normal use of bridge, and the quality of buttress structure directly influences the holistic life of bridge, to the present buttress structure for the bridge construction that takes precautions against earthquakes, still have very big partial problem, just as for example:
the existing buttress structure is complex, the assembly is not convenient enough, and concrete is poured to the inside of the buttress structure assembled inconveniently, the overall stability after the assembly is poor, and the concrete air-drying speed poured inside the buttress is slow simultaneously, which influences the problem of the integral use of the buttress, so we provide a fabricated buttress structure for the construction of a shockproof bridge convenient to pour, so as to solve the problems existing in the above.
Disclosure of Invention
The invention aims to provide an assembled buttress structure for shockproof bridge construction, which is convenient to pour and aims to solve the problems that the existing buttress structure in the background technology is complicated, the assembly is not convenient enough, the concrete is not convenient to pour in the assembled buttress structure, the integral stability of the buttress is poor after the assembly, and the integral use of the buttress is influenced due to the slow air drying speed of the concrete poured in the buttress.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an assembled buttress structure is used in bridge construction that takes precautions against earthquakes convenient to pour, includes concrete base, connects cap roof beam and fixed joist, concrete base's top is connected with the metal support pole, and the top fixedly connected with of metal support pole connects the cap roof beam to the top of connecting the cap roof beam is fixed with fixed joist, the surface of metal support pole is connected with the adapter sleeve, and is connected with the gag lever post on the adapter sleeve to be connected with the locating part between the gag lever post, the spout has been seted up to the inboard of gag lever post, the outside of metal support pole is connected with the assembly plate, and the surface of assembly plate has seted up the through-hole, the inboard of adapter sleeve is connected with the inner support pole, and the middle part of inner support pole is provided with the arc hook to the inner support.
Preferably, the inner diameter of the fastening sleeve is matched with the outer diameter of the metal support rod, the fastening sleeves are distributed on the surface of the metal support rod at equal intervals, and the surface of the fastening sleeve is connected with the limiting rod through a connecting bolt.
Preferably, a first clamping groove is formed below the assembling plate and above the concrete base to form a clamping connection disassembly and assembly structure, and the inner wall of the assembling plate is attached to the outer side of the metal supporting rod.
Preferably, the assembling plate comprises a first mounting plate, a connecting shaft, a second mounting plate, a third mounting plate, a fourth mounting plate, a first groove, a second groove, a first convex block, a second clamping groove, a spring and a limiting block, one end of the first mounting plate is mutually connected with the second mounting plate through the connecting shaft, the other end of the second mounting plate is mutually connected with one end of the third mounting plate through the connecting shaft, the other end of the third mounting plate is connected with the fourth mounting plate through the connecting shaft, the upper surfaces of the first mounting plate and the third mounting plate are both provided with the first groove, the lower surfaces of the first mounting plate and the third mounting plate are both fixed with the first convex block, the upper surfaces of the second mounting plate and the fourth mounting plate are both provided with the second groove, the lower surfaces of the second mounting plate and the fourth mounting plate are both fixed with the second convex block, the inner side of one end of, the inner side of the second clamping groove is provided with a spring, and a limiting block is fixed on the surface of the spring.
Preferably, first lug and the first recess of first mounting panel and third mounting panel top block each other below first mounting panel and the third mounting panel, and the minimum distance between first mounting panel and the third mounting panel equals with the maximum distance between 2 metal support rods of level.
Preferably, the second lug and the second recess of second mounting panel and fourth mounting panel top block each other below second mounting panel and the fourth mounting panel, and the minimum distance between second mounting panel and the fourth mounting panel equals with the maximum distance between 2 vertical metal support rods.
Preferably, the stopper passes through the spring and constitutes elastic structure with the inboard second draw-in groove of first mounting panel, and this elastic structure is provided with two sets ofly about first mounting panel symmetry to the stopper outer end is slope column structure, and the stopper is connected for the buckle with the one end of fourth mounting panel simultaneously.
Preferably, the limiting part comprises a first connecting rod, a second connecting rod and a rotating shaft, the middle part of the first connecting rod is rotatably connected with the second connecting rod through the rotating shaft, and the end parts of the first connecting rod and the second connecting rod and the sliding groove on the inner side of the limiting rod form a sliding structure.
Preferably, the inner support rod and the arc-shaped hook are of an integrated structure, two inner support rods are arranged, and 2 inner support rods form an X-shaped structure.
Compared with the prior art, the invention has the beneficial effects that: the fabricated buttress structure for the shockproof bridge construction convenient to pour can be used for conveniently assembling and pouring the buttress, improves the convenience of concrete pouring, is high in stability after being assembled, and can accelerate the air drying speed of the assembled concrete;
(1) the limiting rod and the limiting part are arranged, so that the stability of the outer side of the buttress can be conveniently improved through the use of the limiting part on the inner side of the limiting rod, the first connecting rod and the second connecting rod on the limiting part and the sliding groove on the inner side of the limiting rod form a sliding structure, the first connecting rod and the second connecting rod can be conveniently rotated to extrude the limiting rod, the mounting stability of the limiting rod is improved, and the use stability of the device is further improved;
(2) the arrangement of the arc-shaped hooks in the middle of the inner support rods can effectively clamp 2 inner support rods, so that 2 inner support rods forming an X-shaped structure can conveniently reinforce the interior of the buttress, and the use stability of the device is improved;
(3) the assembling plate is arranged, so that the outer sides of the metal supporting rods can be conveniently assembled by matching the first installing plate, the second installing plate, the third installing plate and the fourth installing plate on the assembling plate, meanwhile, the first grooves and the first lugs on the lower surfaces and the upper surfaces of the first installing plate and the third installing plate are used, and the second grooves and the second lugs on the lower surfaces and the upper surfaces of the second installing plate and the fourth installing plate are used, so that the assembling of the assembling plate is facilitated, and the assembling of the whole buttress is facilitated;
(4) the setting of first mounting panel surface stopper and spring can conveniently make the use of first mounting panel internal surface through spring coupling's stopper, conveniently makes the block between first mounting panel and the fourth mounting panel, makes things convenient for the dismantlement between this assembly plate, and then conveniently to the inside concreting of this buttress, improves concrete placement's convenience, and the through-hole has evenly been seted up on assembly plate surface simultaneously, can conveniently accelerate the air-dry speed of inside concrete, improves the device's result of use.
Drawings
FIG. 1 is a schematic cross-sectional structural view of the present invention;
FIG. 2 is a schematic front view of the present invention;
FIG. 3 is a schematic view of a connection structure of a limiting rod and a limiting member according to the present invention;
FIG. 4 is a schematic view of the inner stent structure of the present invention;
FIG. 5 is a top cross-sectional view of the mounting plate of the present invention;
FIG. 6 is a rear view of the assembly plate of the present invention;
FIG. 7 is a left side view of the mounting plate of the present invention;
fig. 8 is a schematic view of a connection structure of the first mounting plate and the fourth mounting plate according to the present invention.
In the figure: 1. a concrete base; 2. a metal support bar; 3. connecting the cap beam; 4. fixing the joist; 5. fastening sleeves; 6. a limiting rod; 7. assembling a plate; 701. a first mounting plate; 702. a connecting shaft; 703. a second mounting plate; 704. a third mounting plate; 705. a fourth mounting plate; 706. a first groove; 707. a second groove; 708. a first bump; 709. a second bump; 7010. a second card slot; 7011. a spring; 7012. a limiting block; 8. a limiting member; 81. a first connecting rod; 82. a second connecting rod; 83. a rotating shaft; 9. a chute; 10. a through hole; 11. an inner support rod; 12. an arc-shaped hook; 13. a connecting bolt; 14. a first card slot.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-8, the present invention provides a technical solution: an assembled buttress structure convenient for pouring and used for shockproof bridge construction comprises a concrete base 1, a metal support rod 2, a connecting cap beam 3, a fixed joist 4, a fastening sleeve 5, a limiting rod 6, an assembling plate 7, a first installing plate 701, a connecting shaft 702, a second installing plate 703, a third installing plate 704, a fourth installing plate 705, a first groove 706, a second groove 707, a first bump 708, a second bump 709, a second clamping groove 7010, a spring 7011, a limiting block 7012, a limiting part 8, a first connecting rod 81, a second connecting rod 82, a rotating shaft 83, a sliding groove 9, a through hole 10, an inner support rod 11, an arc-shaped hook 12, a connecting bolt 13 and a first clamping groove 14, wherein the metal support rod 2 is connected above the concrete base 1, the connecting cap beam 3 is fixedly connected above the metal support rod 2, the fixed joist 4 is fixed above the connecting cap beam 3, the surface of the metal support rod 2 is connected with the fastening sleeve 5, and be connected with gag lever post 6 on the adapter sleeve 5 to be connected with locating part 8 between the gag lever post 6, spout 9 has been seted up to the inboard of gag lever post 6, and the outside of metal support bar 2 is connected with assembly plate 7, and the surface of assembly plate 7 has seted up through-hole 10, and the inboard of adapter sleeve 5 is connected with inner support rod 11, and the middle part of inner support rod 11 is provided with curved hook 12, and inner support rod 11 is connected with adapter sleeve 5 through connecting bolt 13.
As shown in fig. 1, 2 and 5, the inner diameter of the fastening sleeve 5 is matched with the outer diameter of the metal support rod 2, the fastening sleeve 5 is distributed on the surface of the metal support rod 2 at equal intervals, the surface of the fastening sleeve 5 is connected with the limiting rod 6 through the connecting bolt 13, the limiting rod 6 is convenient to fix, the first clamping groove 14 is formed below the assembly plate 7 and above the concrete base 1 to form a disassembly and assembly structure in clamping connection, the inner wall of the assembly plate 7 is attached to the outer side of the metal support rod 2, and the assembly of the side face of the buttress is convenient.
As shown in fig. 5, 6, 7 and 8, the mounting plate 7 includes a first mounting plate 701, a connecting shaft 702, a second mounting plate 703, a third mounting plate 704, a fourth mounting plate 705, a first groove 706, a second groove 707, a first protrusion 708, a second protrusion 709, a second slot 7010, a spring 7011 and a stopper 7012, one end of the first mounting plate 701 is connected to the second mounting plate 703 through the connecting shaft 702, the other end of the second mounting plate 703 is connected to one end of the third mounting plate 704 through the connecting shaft 702, the other end of the third mounting plate 704 is connected to the fourth mounting plate 705 through the connecting shaft 702, the upper surfaces of the first mounting plate 701 and the third mounting plate 704 are both provided with the first groove 706, the lower surfaces of the first mounting plate 701 and the third mounting plate 704 are both fixed with the first protrusion 708, the upper surfaces of the second mounting plate 703 and the fourth mounting plate 705 are both provided with the second groove 707, the lower surfaces of the second mounting plate 703 and the fourth mounting plate 705 are both fixed with the second protrusion 709, a second clamping groove 7010 is formed on the inner side of one end of the first mounting plate 701, a spring 7011 is arranged on the inner side of the second clamping groove 7010, a limiting block 7012 is fixed on the surface of the spring 7011, a first bump 708 below the first mounting plate 701 and the third mounting plate 704 is clamped with a first groove 706 above the first mounting plate 701 and the third mounting plate 704, the minimum distance between the first mounting plate 701 and the third mounting plate 704 is equal to the maximum distance between the horizontal 2 metal supporting rods 2, so that the assembly of the assembly plate 7 is facilitated, a second bump 709 below the second mounting plate 703 and the fourth mounting plate 705 is clamped with a second groove 707 above the second mounting plate 703 and the fourth mounting plate 705, the minimum distance between the second mounting plate and the fourth mounting plate 705 is equal to the maximum distance between the vertical 2 metal supporting rods 2, so that the assembly of the side surfaces of the metal supporting rods 2 is facilitated, the limiting block 7012 and the second clamping groove 7010 on the inner side of the first mounting plate 701 form an elastic structure through the spring 7011, and this elastic construction is provided with two sets ofly about first mounting panel 701 symmetry to stopper 7012 outer end is the slope column structure, and stopper 7012 is connected for the buckle with the one end of fourth mounting panel 705 simultaneously, makes things convenient for the dismantlement of first mounting panel 701 and fourth mounting panel 705, conveniently pours the concrete to inside.
As shown in fig. 3 and 4, the limiting member 8 is composed of a first connecting rod 81, a second connecting rod 82 and a rotating shaft 83, the middle part of the first connecting rod 81 is rotatably connected with the second connecting rod 82 through the rotating shaft 83, the end parts of the first connecting rod 81 and the second connecting rod 82 and the sliding groove 9 at the inner side of the limiting rod 6 form a sliding structure, so that the side surface of the buttress is conveniently reinforced, the inner support rod 11 and the arc-shaped hook 12 are of an integrated structure, the number of the inner support rods 11 is two, and 2 inner support rods 11 form an X-shaped structure, so that the stability inside the buttress is conveniently realized.
The working principle is as follows: firstly, as shown in fig. 1 and 3, when the structure is used, the concrete base 1 is poured at a position corresponding to a bridge to be built, and then the fastening sleeve 5 on the surface of the metal support rod 2 above the concrete base 1 is connected with the limiting rod 6, so that four sides of the metal support rod 2 are conveniently reinforced by the limiting rod 6, then the first connecting rod 81 and the second connecting rod 82 on the limiting member 8 are clamped into the sliding groove 9 on the surface of the limiting rod 6, and the first connecting rod 81 and the second connecting rod 82 form a rotating structure through the rotating shaft 83 and the second connecting rod 82, so that the first connecting rod 81 and the second connecting rod 82 can conveniently slide on the sliding groove 9 on the inner side of the limiting rod 6, so as to conveniently support the limiting rod 6, improve the stability of the limiting rod 6, and further conveniently improve the stability of the outer surface of the buttress, as shown in fig. 4, the inner side of the inner support of the buttress is effectively supported through the inner support rod 11 connected through the connecting bolt 13, the middle part of the inner support rod 11 is integrally provided with an arc-shaped hook 12, and the stability of the inner part can be improved by 2 inner support rods 11 which form an X-shaped structure;
according to fig. 5, 6 and 7, during assembly, the assembly plate 7 can be clamped into the first clamping groove 14 formed on the upper surface of the concrete base 1, the first mounting plate 701, the second mounting plate 703, the third mounting plate 704 and the fourth mounting plate 705 on the assembly plate 7 are all rotatable, so that the first mounting plate 701, the second mounting plate 703, the third mounting plate 704 and the fourth mounting plate 705 on the surface of the assembly plate 7 can be effectively attached to the outer side of the metal support rod 2 above the concrete base 1, the assembly of the outer side of the metal support rod 2 is facilitated, meanwhile, the first projection 708 below the first mounting plate 701 and the third mounting plate 704 is clamped with the first groove 706 above the first mounting plate, and the second projection 709 below the second mounting plate 703 and the fourth mounting plate 705 is clamped with the second groove 707 above the second mounting plate, so as to facilitate the assembly of the assembly plate 7, thereby facilitating the assembly of the device;
when concrete is poured, as shown in fig. 2 and 8, a limiting block 7012 on the surface of the first mounting plate 701 on the uppermost mounting plate 7 can be extruded through an extrusion device, so that the limiting block 7012 is compressed downwards under the action of a spring 7011 on the inner side of a second clamping groove 7010 on the surface of the first mounting plate 701, the first mounting plate 701 and the fourth mounting plate 705 can be conveniently detached, the concrete is conveniently poured inside, meanwhile, through holes 10 are uniformly formed in the surface of the mounting plate 7, the air drying speed of the concrete inside can be accelerated through the through holes 10 in the surface of the mounting plate 7, and the using effect of the device is improved.
The standard parts used in the invention can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts conventional means such as bolts, rivets, welding and the like mature in the prior art, the machinery, parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, and the details are not described, and the content not described in detail in the specification belongs to the prior art known by persons skilled in the art.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (9)
1. The utility model provides a shockproof bridge construction is with assembled buttress structure convenient to pour, includes concrete foundation (1), connects hat beam (3) and fixed joist (4), its characterized in that: a metal support rod (2) is connected above the concrete base (1), a connecting cap beam (3) is fixedly connected above the metal support rod (2), a fixed joist (4) is fixed above the connecting cap beam (3), the surface of the metal support rod (2) is connected with a fastening sleeve (5), the fastening sleeve (5) is connected with a limiting rod (6), a limiting piece (8) is connected between the limiting rods (6), a sliding groove (9) is arranged on the inner side of each limiting rod (6), an assembling plate (7) is connected on the outer side of each metal supporting rod (2), a through hole (10) is arranged on the surface of the assembly plate (7), an inner support rod (11) is connected with the inner side of the fastening sleeve (5), an arc-shaped hook (12) is arranged in the middle of the inner support rod (11), and the inner support rod (11) is connected with the fastening sleeve (5) through a connecting bolt (13).
2. The fabricated buttress structure convenient for pouring for seismic bridge construction according to claim 1, wherein: the inner diameter of the fastening sleeve (5) is matched with the outer diameter of the metal support rod (2), the fastening sleeve (5) is distributed on the surface of the metal support rod (2) at equal intervals, and the surface of the fastening sleeve (5) is connected with the limiting rod (6) through a connecting bolt (13).
3. The fabricated buttress structure convenient for pouring for seismic bridge construction according to claim 1, wherein: a first clamping groove (14) is formed below the assembling plate (7) and above the concrete base (1) to form a clamping connection disassembly and assembly structure, and the inner wall of the assembling plate (7) is attached to the outer side of the metal supporting rod (2).
4. The fabricated buttress structure convenient for pouring for seismic bridge construction according to claim 1, wherein: the assembling plate (7) comprises a first installing plate (701), a connecting shaft (702), a second installing plate (703), a third installing plate (704), a fourth installing plate (705), a first groove (706), a second groove (707), a first convex block (708), a second convex block (709), a second clamping groove (7010), a spring (7011) and a limiting block (7012), one end of the first installing plate (701) is connected with the second installing plate (703) through the connecting shaft (702), the other end of the second installing plate (703) is connected with one end of the third installing plate (704) through the connecting shaft (702), the other end of the third installing plate (704) is connected with the fourth installing plate (705) through the connecting shaft (702), the upper surfaces of the first installing plate (701) and the third installing plate (704) are both provided with the first groove (706), the lower surfaces of the first installing plate (701) and the third installing plate (704) are both fixed with the first convex block (708), second recess (707) have all been seted up to the upper surface of second mounting panel (703) and fourth mounting panel (705), and the lower surface of second mounting panel (703) and fourth mounting panel (705) all is fixed with second lug (709), and second draw-in groove (7010) have been seted up to the one end inboard of first mounting panel (701), and the inboard of second draw-in groove (7010) is provided with spring (7011), and the fixed surface of spring (7011) has stopper (7012).
5. The fabricated buttress structure convenient for pouring for seismic bridge construction according to claim 4, wherein: the first convex blocks (708) below the first mounting plate (701) and the third mounting plate (704) are mutually clamped with the first grooves (706) above the first mounting plate (701) and the third mounting plate (704), and the minimum distance between the first mounting plate (701) and the third mounting plate (704) is equal to the maximum distance between 2 horizontal metal support rods (2).
6. The fabricated buttress structure convenient for pouring for seismic bridge construction according to claim 4, wherein: and a second bump (709) below the second mounting plate (703) and the fourth mounting plate (705) is mutually clamped with a second groove (707) above the second mounting plate (703) and the fourth mounting plate (705), and the minimum distance between the second mounting plate (703) and the fourth mounting plate (705) is equal to the maximum distance between 2 vertical metal support rods (2).
7. The fabricated buttress structure convenient for pouring for seismic bridge construction according to claim 4, wherein: the limiting block (7012) and a second clamping groove (7010) on the inner side of the first mounting plate (701) form an elastic structure through a spring (7011), two groups of elastic structures are symmetrically arranged on the first mounting plate (701), the outer end of the limiting block (7012) is of an inclined structure, and meanwhile one end of the limiting block (7012) is connected with one end of the fourth mounting plate (705) in a clamping mode.
8. The fabricated buttress structure convenient for pouring for seismic bridge construction according to claim 1, wherein: the limiting piece (8) is composed of a first connecting rod (81), a second connecting rod (82) and a rotating shaft (83), the middle of the first connecting rod (81) is rotatably connected with the second connecting rod (82) through the rotating shaft (83), and the end portions of the first connecting rod (81) and the second connecting rod (82) and the sliding groove (9) on the inner side of the limiting rod (6) form a sliding structure.
9. The fabricated buttress structure convenient for pouring for seismic bridge construction according to claim 1, wherein: the inner support rods (11) and the arc-shaped hooks (12) are of an integrated structure, two inner support rods (11) are arranged, and 2 inner support rods (11) form an X-shaped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910964900.0A CN110820542A (en) | 2019-10-11 | 2019-10-11 | Assembled buttress structure is used in bridge construction that takes precautions against earthquakes convenient to pour |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910964900.0A CN110820542A (en) | 2019-10-11 | 2019-10-11 | Assembled buttress structure is used in bridge construction that takes precautions against earthquakes convenient to pour |
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| CN110820542A true CN110820542A (en) | 2020-02-21 |
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| CN201910964900.0A Withdrawn CN110820542A (en) | 2019-10-11 | 2019-10-11 | Assembled buttress structure is used in bridge construction that takes precautions against earthquakes convenient to pour |
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| CN112853936A (en) * | 2021-03-04 | 2021-05-28 | 徐金华 | Shock-proof type prefabricated pier and cushion cap quick connect structure |
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| CN113818333A (en) * | 2021-08-31 | 2021-12-21 | 任小强 | High pier of continuous rigid frame bridge |
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| CN112853936A (en) * | 2021-03-04 | 2021-05-28 | 徐金华 | Shock-proof type prefabricated pier and cushion cap quick connect structure |
| CN113818333A (en) * | 2021-08-31 | 2021-12-21 | 任小强 | High pier of continuous rigid frame bridge |
| CN113718638A (en) * | 2021-09-15 | 2021-11-30 | 湖南联智科技股份有限公司 | Connecting device for bridge assembly of municipal bridge engineering |
| CN113718638B (en) * | 2021-09-15 | 2023-06-20 | 湖南联智科技股份有限公司 | Connecting device for bridge assembly of municipal bridge engineering |
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Application publication date: 20200221 |