CN114016402B - Assembled bridge butt joint expansion joint structure and prevent blocking drainage mechanism thereof - Google Patents
Assembled bridge butt joint expansion joint structure and prevent blocking drainage mechanism thereof Download PDFInfo
- Publication number
- CN114016402B CN114016402B CN202111531190.6A CN202111531190A CN114016402B CN 114016402 B CN114016402 B CN 114016402B CN 202111531190 A CN202111531190 A CN 202111531190A CN 114016402 B CN114016402 B CN 114016402B
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- bridge
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- fixed
- expansion joint
- base plate
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- 210000001503 joint Anatomy 0.000 title claims abstract description 11
- 230000007246 mechanism Effects 0.000 title abstract description 17
- 230000000903 blocking effect Effects 0.000 title abstract description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000010030 laminating Methods 0.000 claims description 2
- 230000013011 mating Effects 0.000 claims 3
- 238000009434 installation Methods 0.000 abstract description 11
- 239000000758 substrate Substances 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 9
- 239000004575 stone Substances 0.000 description 9
- 230000003313 weakening effect Effects 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Classifications
-
- 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
- E01D19/06—Arrangement, construction or bridging of expansion joints
- E01D19/065—Joints having sliding plates
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/08—Damp-proof or other insulating layers; Drainage arrangements or devices ; Bridge deck surfacings
- E01D19/086—Drainage arrangements or devices
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses an assembled bridge butt joint expansion joint structure and an anti-blocking drainage mechanism thereof, comprising bridge bodies arranged on bridge piers, wherein the edges of the tail ends of the adjacent bridge bodies are provided with base plates; further comprises: the connecting block is embedded at the edge of the top of the bridge body, the inner side wall of the bottom of the substrate is fixedly connected with a sliding block, and the sliding block and the connecting block form clamped sliding connection, wherein the sliding connection of the connecting block and the sliding block is in a strip-shaped inner groove structure; the base body is fixed on the outer wall of the base plate, and rubber strips are embedded and fixed at the outer edge of the base body; and the side plate piece is provided with a bolt positioned at the bottom of the edge of the beam body. This assembled bridge butt joint expansion joint structure and prevent blocking drainage mechanism thereof improves the installation stability of expansion joint, weakens for diversified impact load to can effectively connect the rainwater, utilize impact load, prevent drainage mechanism's rubble dregs and stop up.
Description
Technical Field
The invention relates to the technical field of assembled bridges, in particular to an assembled bridge butt joint expansion joint structure and an anti-blocking drainage mechanism thereof.
Background
When the assembly of bridge is built, be limited by the solid quality influence of whole weight and soil of bridge, in the butt joint position department of bridge, need realize reserving the expansion joint structure for the whole bridge is under the effect of external factor such as because of expend with heat and contract with cold effect, and the whole bridge can not take place violent striking dislocation, reduces the bridge crack, the damage scheduling problem that lead to of this kind of factor.
However, the existing expansion joint structure has the following problems in use:
1. The use functionality is single, when a bridge is used for a long time and passes through a vehicle, the shielding object at the position of the expansion joint structure is easy to misplace due to repeated trampling, so that the installation and positioning of the shielding object are loose, the shielding structure is damaged, and the impact load unloading effect of the outer vehicle is poor;
2. Meanwhile, the expansion joint structure is extremely easy to cause the water leakage of the lower road section and the like, when the drainage treatment of the expansion joint is completed, the broken stone residues on the bridge pavement exist, the drainage structure is easy to produce accumulation caused by the broken stone residues, and the residual broken stone residues cannot be cleaned efficiently.
Aiming at the problems, innovative design is urgently needed on the basis of the original expansion joint structure.
Disclosure of Invention
The invention aims to provide an assembled bridge butt joint expansion joint structure and an anti-blocking drainage mechanism thereof, which are used for solving the problems that the prior bridge expansion joint structure has single use function, the impact load unloading effect of external vehicle running is poor, and the drainage structure is easy to accumulate due to broken stone residues on bridge pavement and can not efficiently clean the residual broken stone residues.
In order to achieve the above purpose, the present invention provides the following technical solutions: an assembled bridge butt-joint expansion joint structure and an anti-blocking drainage mechanism thereof comprise bridge bodies arranged on bridge piers, and the edges of the tail ends of the adjacent bridge bodies are provided with base plates;
Further comprises:
the connecting block is embedded at the edge of the top of the bridge body, the inner side wall of the bottom of the substrate is fixedly connected with a sliding block, and the sliding block and the connecting block form clamped sliding connection, wherein the sliding connection of the connecting block and the sliding block is in a strip-shaped inner groove structure;
the base body is fixed on the outer wall of the base plate, rubber strips are embedded and fixed at the outer edge of the base body, and a buffer seat is arranged between the inner side wall of the bottom of the base plate and the edge of the bridge body through bolts;
the side plate piece, the bolt is located the border bottom of roof beam body, and articulated the one end that has the telescopic link on the side plate piece to the other end of telescopic link is connected in the bottom of base member.
By adopting the technical scheme, the weakening of impact load in the running process of the vehicle is realized, the protection of the expansion joint structure is achieved, and the service life of the expansion joint structure is prolonged.
Preferably, the base plate is arranged to be of a transverse L-shaped structure, the inner side wall of the base plate and the top of the bridge body and the top of the connecting block form a bonded sliding connection, the tail end of the L-shaped transverse edge of the base plate is arranged to be inclined, and the matrixes on the adjacent base plates are distributed in an equidistant relative dislocation mode.
By adopting the technical scheme, the substrate can move briefly at the edge of the bridge body, impact load is weakened, and the vehicle is convenient to run.
Preferably, the base bodies and central axes of the L-shaped transverse edges of the base plates which are correspondingly fixed are collinear, a space is reserved between the adjacent base bodies on the left base plate and the right base plate, the base bodies are in one-to-one correspondence with the telescopic rods, and the base bodies and the telescopic rods which correspond to each other are located in the same vertical projection plane.
By adopting the technical scheme, the base body on the base plate is obliquely supported by the telescopic rod, so that the impact load borne by the base plate is decomposed, and the impact deformation destructiveness is reduced.
Preferably, a soft rubber head is fixed at the joint of the upper end of the telescopic rod and the base body, a rubber rod is fixedly installed between the outer walls of the middle parts of the output shafts of the adjacent telescopic rods, and the rubber rod is parallel to the plane where the base body is located.
By adopting the technical scheme, the supporting stability of the telescopic rod is improved, and the rubber rod is arranged, so that when a single matrix is impacted under pressure, the loaded load is decomposed onto a plurality of matrixes, and local stress damage is prevented.
Preferably, the permanent magnets, the buffer springs and the rubber sleeves are sequentially fixed between the buffer seats from the middle side and the side, the permanent magnets in the middle of the buffer seats are symmetrically arranged, and the opposite magnetic poles of the symmetrical permanent magnets are identical.
By adopting the technical scheme, the weakening of impact load is achieved by utilizing the repulsion of elasticity and magnetic force between the magnets, and the expansion joint structure is protected.
An anti-clogging drainage mechanism of an assembled bridge butt-joint expansion joint structure, comprising:
The side pocket is fixed on the side plate, the bottom of the connecting block above the side pocket is obliquely communicated with and fixed with a sewer pipe, a soft rubber pocket is fixed between the adjacent side pockets, the bottom of the soft rubber pocket is communicated with and connected with a drain pipe, a support is installed between the drain pipe and the bridge body, and a fixed inclined rod is installed between the bridge body and the side plate.
By adopting the technical scheme, the soft rubber bag and positioning are realized, the soft rubber bag is used for containing rainwater, and the rainwater inside the connecting block discharged by the sewer pipe is received.
Further, the inside of side plate spare is provided with the slide, and link up between the top of slide and the bottom of telescopic link and be connected with the hose to be fixed with the air seal stopper on the inside output shaft end of telescopic link, the inside of telescopic link is fixed with the elastic component.
By adopting the technical scheme, when the telescopic rod is used for supporting the matrix and weakening and protecting impact load, the kinetic energy generated during the expansion and contraction of the telescopic rod is utilized to drive the air seal plug to move so as to push the air in the telescopic rod to flow.
Further, the rack bar is installed through the elastic component in the slide, and the rack bar and the slide constitute the gliding relative extending structure of laminating, the striking axle is installed to the right side bottom pivot of side plate, and the striking axle is fixed with the gear with the connection pivot middle part of side plate to the outer wall of gear and the outer wall sawtooth structure intermeshing of slide.
By adopting the technical scheme, the toothed bar can be pushed to move when the gas flows, and the gear and the impact shaft rotate through meshed connection.
Further, the impact shafts are uniformly distributed on the side plate at equal intervals, the impact shafts correspond to the toothed bars one by one, the impact shafts are located below the rubber soft pocket, and the central axes of the impact shafts arranged on the left side and the right side of the rubber soft pocket are staggered.
By adopting the technical scheme, the impact load of the vehicle running is converted into the rotational kinetic energy of the impact shaft, the impact vibration of the rubber soft bag is caused by the rotation of the impact shaft, and the broken stone dregs in the rubber soft bag are pushed to be discharged.
Compared with the prior art, the invention has the beneficial effects that: this assembled bridge butt joint expansion joint structure and prevent blocking drainage mechanism thereof improves the installation stability of expansion joint, weakens for diversified impact load to can effectively connect the rainwater, utilize impact load, prevent drainage mechanism's rubble dregs and stop up, the concrete method is as follows:
1. The base plate and the base body after installation and positioning can axially move in a transverse plane only through the sliding installation arrangement between the connecting block and the sliding block, the buffer seat and the permanent magnets installed in the buffer seat are homopolar and repulsed and pushed by the elastic force of the buffer spring, the base plate is protected, the installed telescopic rod and the elastic piece in the telescopic rod are rotated to act, and the telescopic rod can partially weaken the transverse impact load when the base plate and the base body transversely move due to the inclined installation of the telescopic rod, and the telescopic rod is supported by the rubber rod which is assisted by the telescopic rod, so that the independent base bodies can be connected while the vertical impact load of the vertical base plate and the base body weakens and protects the vertical impact load of the vertical base plate and the base body, and when the single base body is impacted by stress, all the base bodies realize the decomposition of the impact load, and the shearing damage of local stress of the single base body is effectively prevented;
2. The telescopic rod has the advantages that the telescopic rod can be used for additionally during telescopic motion caused by load impact, when the telescopic rod stretches out and draws back, the air seal plug can be driven to move to push the gas of the telescopic rod, so that the gas is conducted into the slideway, the pushing effect of the toothed bar in the slideway is achieved, the position of the slideway is changed, the gear and the gear are in meshed connection with each other, the gear and the impact shaft which is correspondingly installed are driven to rotate repeatedly, the impact to the rubber soft bag is caused during rotation, the rubber soft bag vibrates, broken stone and dregs accumulated in the rubber soft bag are pushed and discharged by utilizing the vibration effect, and the blockage of the drainage mechanism is prevented.
Drawings
FIG. 1 is a schematic top view of the present invention;
FIG. 2 is a schematic diagram of the front structure of the present invention;
FIG. 3 is a schematic view of a buffer seat according to the present invention;
FIG. 4 is a schematic view of the installation and distribution structure of the rubber rod of the invention;
FIG. 5 is a schematic view of the mounting internal structure of the telescopic rod of the present invention;
FIG. 6 is a schematic view of the rack bar mounting and driving structure of the present invention;
fig. 7 is a schematic view of the impact shaft distribution structure of the present invention.
In the figure: 1. a bridge body; 2. a substrate; 3. a connecting block; 4. a slide block; 5. a base; 6. a rubber strip; 7. a buffer seat; 701. a permanent magnet; 702. a buffer spring; 703. a rubber sleeve; 8. a side plate member; 9. a telescopic rod; 901. a soft rubber head; 902. a rubber rod; 10. a side pocket; 11. a water supply pipe; 12. a rubber soft bag; 13. a drain pipe; 14. fixing the inclined rod; 15. an air seal plug; 16. a hose; 17. a slideway; 18. a toothed bar; 19. a striking shaft; 20. a gear.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-7, the present invention provides a technical solution: the utility model provides an assembled bridge butt joint expansion joint structure, includes the bridge body 1 that is located the installation on the pier, and adjacent bridge body 1 terminal border is provided with base plate 2;
By adopting the technical proposal as shown in figures 1-2 and 4, the connecting block 3 is embedded at the top edge of the bridge body 1, the inner side wall at the bottom of the base plate 2 is fixedly connected with the sliding block 4, and the sliding connection of the sliding block 4 and the connecting block 3 is formed, wherein the sliding connection of the connecting block 3 and the sliding block 4 is in a strip-shaped inner groove structure, the mounting and positioning purposes of the base plate 2 are achieved through the clamping and sliding of the groove structure of the connecting block 3 and the sliding block 4, the base plate 2 can move transversely, the base plate 2 is in a transverse L-shaped structure, the inner side wall of the base plate 2 and the top of the bridge body 1 and the connecting block 3 form the attached sliding connection, the tail end of the L-shaped transverse edge of the base plate 2 is in an inclined shape, so that the vehicle can run on the base plate 2 more smoothly, the base bodies 5 on the adjacent base plates 2 are distributed in equidistant relative dislocation, so that the base plates 2 and the base bodies 5 have short-term position movement saw teeth, the purpose of weakening external force when the base plates 2 and the base bodies 5 are impacted by the running of the vehicle is achieved through the movement and the action of the buffer seat 7, the base bodies 5 are collinear with the central axes of the transverse edges of the base plates 2"L' which are correspondingly fixed, the space is reserved between the adjacent base bodies 5 on the left base plate 2 and the right base plate 2, the base bodies 5 are in one-to-one correspondence with the telescopic rods 9, the base bodies 5 and the telescopic rods 9 which are mutually corresponding are positioned in the same vertical projection plane, the telescopic rods 9 are telescopic and are installed for obliquely supporting the base bodies 5 when the base bodies 5 are impacted vertically, so that the external force load is weakened and decomposed, the shearing damage at the joint of the base bodies 5 is effectively reduced, a soft rubber head 901 is fixed at the joint of the upper end of the telescopic rod 9 and the base body 5, a rubber rod 902 is fixedly arranged between the outer walls of the middle parts of the output shafts of the adjacent telescopic rods 9, the rubber rod 902 is arranged parallel to the plane of the base body 5, all the adjacent base bodies 5 and the telescopic rods 9 are connected into a whole under the installation and connection actions of the rubber rod 902, when individual base bodies 5 are impacted by external force load, all the telescopic rods 9 synchronously stretch, support and decompose external force for the base bodies 5, reduce the external force compression of local base bodies 5, and achieve the protection purpose of the base bodies 5;
According to the technical scheme shown in fig. 2-3, a base body 5 is fixed on the outer wall of a base plate 2, a rubber strip 6 is embedded and fixed at the outer edge of the base body 5, a buffer seat 7 is mounted between the inner side wall of the bottom of the base plate 2 and the edge of a bridge body 1 through bolts, a permanent magnet 701, a buffer spring 702 and a rubber sleeve 703 are sequentially fixed between the buffer seat 7 through middle and edges, the permanent magnets 701 in the middle of the buffer seat 7 are symmetrically arranged, the symmetrical permanent magnets 701 are identical in opposite surface magnetic pole arrangement, and impact load weakening of the base plate 2 is carried out when the base plate 2 and the bridge body 1 relatively move under the action of homopolar repulsion effect between the permanent magnets 701 and the elastic force of the buffer spring 702, so that an expansion joint structure is protected, and a good use state is maintained;
The side plate 8, the bolt is positioned in the border bottom of roof beam body 1, and the last one end that articulates of side plate 8 has telescopic link 9 to the other end of telescopic link 9 is connected in the bottom of base member 5, makes the telescopic link 9 of installation have good support stabilization effect.
Referring to fig. 2 and 5-7, the invention also discloses an anti-blocking drainage mechanism of the assembled bridge butt-joint expansion joint structure, comprising:
The side pocket 10 is fixed on the side plate 8, the bottom of the connecting block 3 above the side pocket 10 is obliquely and fixedly penetrated with the sewer pipe 11, the soft rubber pocket 12 is fixed between the adjacent side pockets 10, the bottom of the soft rubber pocket 12 is fixedly connected with the drain pipe 13, the support is installed between the drain pipe 13 and the bridge body 1, the fixed diagonal rod 14 is installed between the bridge body 1 and the side plate 8, the fixed diagonal rod 14 is utilized to achieve the supporting and positioning of the soft rubber pocket 12 and the side pocket 10, the side pocket 10 and the soft rubber pocket 12 form a water receiving mechanism of rainwater, the rainwater falling from the expansion joint and the residues at any time are collected in the water receiving mechanism, the inside of the side plate 8 is provided with a slide way 17, a hose 16 is connected between the top of the slide way 17 and the bottom of the telescopic rod 9 in a penetrating way, the end of an internal output shaft of the telescopic rod 9 is fixedly provided with a pneumatic plug 15, the inside of the telescopic rod 9 is fixedly provided with an elastic piece, when the telescopic rod 9 generates telescopic motion caused by the load impact, the telescopic rod pushes the air seal plug 15 and air below the air seal plug, so that the air is pressurized and guided into the slideway 17 through the hose 16, the toothed bar 18 is arranged in the slideway 17 through the elastic piece, the toothed bar 18 and the slideway 17 form a relative telescopic structure which is in fit sliding, the impact shaft 19 is arranged at the bottom rotating shaft on the right side of the side plate 8, the gear 20 is fixed in the middle part of the connecting rotating shaft of the impact shaft 19 and the side plate 8, the outer wall of the gear 20 is meshed with the sawtooth structure of the outer wall of the slideway 17, the air in the slideway 17 pushes the toothed bar 18 to change the position, and the air is meshed with the gear 20 when the air moves, so that the gear 20 and the impact shaft 19 repeatedly rotate, the impact shafts 19 are uniformly distributed on the side plate 8 at equal intervals, the impact shafts 19 are in one-to-one correspondence with the toothed bar 18, and the impact shafts 19 are positioned below the rubber soft pocket 12, and the central axes of the impact shafts 19 arranged on the left side and the right side of the soft rubber bag 12 are staggered, and the impact shafts 19 which rotate repeatedly strike the bottom of the soft rubber bag 12, so that residual broken stone residues accumulated in the soft rubber bag 12 fall into the drain pipe 13 and are discharged together with rainwater due to the vibration force effect.
Working principle: when the assembled bridge is used for butt joint of the expansion joint structure and the anti-blocking drainage mechanism thereof, the displaceable base plate 2 and the base body 5 are firstly arranged, the inner structure of the movable base plate and the buffer seat 7 is utilized to weaken the transverse impact load in the running process of a vehicle, the telescopic rod 9 and the auxiliary installation structure on the telescopic rod are used for realizing the vertical support of the base body 5, when individual base bodies 5 are vertically pressed, the external force borne by the base bodies is effectively decomposed, the vertical external force load is reduced to impact the protective base body 5, the telescopic rod 9 is arranged to stretch and drive gas to flow, the gear 20 is pushed by the air current to be meshed with the toothed bar 18, the impact shaft 19 repeatedly impacts the rubber soft pocket 12, and the broken stone residues in the drainage mechanism are discharged by vibration force, so that the blockage is prevented.
Although the present invention has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present invention.
Claims (5)
1. An assembled bridge butt joint expansion joint structure comprises bridge bodies (1) arranged on bridge piers, wherein base plates (2) are arranged at the tail end edges of the adjacent bridge bodies (1);
Characterized by further comprising:
The connecting block (3) is embedded at the top edge of the bridge body (1), a sliding block (4) is fixedly connected to the inner side wall at the bottom of the base plate (2), and the sliding block (4) and the connecting block (3) form clamped sliding connection, wherein the sliding connection part of the connecting block (3) and the sliding block (4) is of a strip-shaped inner groove structure;
The base body (5) is fixed on the outer wall of the base plate (2), a rubber strip (6) is embedded and fixed at the outer edge of the base body (5), and a buffer seat (7) is arranged between the inner side wall of the bottom of the base plate (2) and the edge of the bridge body (1) through bolts;
the side plate (8) is positioned at the bottom of the edge of the beam body (1), one end of the telescopic rod (9) is hinged to the side plate (8), and the other end of the telescopic rod (9) is connected to the bottom of the base body (5);
The side bags (10) are fixed on the side plate pieces (8), the bottoms of the connecting blocks (3) above the side bags (10) are obliquely and fixedly communicated with the sewer pipes (11), soft rubber bags (12) are fixed between the adjacent side bags (10), drain pipes (13) are connected to the bottoms of the soft rubber bags (12) in a penetrating mode, a support is arranged between each drain pipe (13) and the bridge body (1), and a fixed inclined rod (14) is arranged between each bridge body (1) and each side plate piece (8);
A slide way (17) is arranged in the side plate (8), a hose (16) is connected between the top of the slide way (17) and the bottom of the telescopic rod (9) in a penetrating way, an air seal plug (15) is fixed at the tail end of an inner output shaft of the telescopic rod (9), and an elastic piece is fixed in the telescopic rod (9); the inside of slide (17) is installed ratch (18) through the elastic component, and ratch (18) and slide (17) constitute laminating gliding relative telescopic structure, striking axle (19) are installed to the right side bottom pivot of curb plate spare (8), and striking axle (19) are fixed with gear (20) in the middle part of the connection pivot of curb plate spare (8) to the outer wall of gear (20) and the outer wall sawtooth structure intermeshing of slide (17).
2. The assembled bridge mating expansion joint structure of claim 1, wherein: the base plate (2) is arranged to be of a transverse L-shaped structure, the inner side wall of the base plate (2) and the tops of the bridge body (1) and the connecting block (3) form a joint sliding connection, the tail end of the L-shaped transverse edge of the base plate (2) is arranged to be inclined, and the matrixes (5) on the adjacent base plates (2) are distributed in an equidistant relative dislocation mode.
3. The assembled bridge mating expansion joint structure of claim 2, wherein: the base body (5) and the corresponding fixed base plate (2) are collinear with the central axis of the L-shaped transverse edge, a space is reserved between the adjacent base bodies (5) on the left base plate and the right base plate (2), the base bodies (5) and the telescopic rods (9) are in one-to-one correspondence, and the base bodies (5) and the telescopic rods (9) which correspond to each other are located in the same vertical projection plane.
4. A fabricated bridge abutment expansion joint structure according to claim 3, wherein: a soft rubber head (901) is fixed at the joint of the upper end of the telescopic rod (9) and the base body (5), a rubber rod (902) is fixedly arranged between the outer walls of the middle parts of the output shafts of the adjacent telescopic rods (9), and the rubber rod (902) is parallel to the plane where the base body (5) is located.
5. The assembled bridge mating expansion joint structure of claim 1, wherein: the permanent magnets (701), the buffer springs (702) and the rubber sleeves (703) are sequentially fixed between the buffer seats (7) from the middle side and the side, the permanent magnets (701) in the middle of the buffer seats (7) are symmetrically arranged, and the opposite surface magnetic poles of the symmetrical permanent magnets (701) are identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111531190.6A CN114016402B (en) | 2021-12-15 | 2021-12-15 | Assembled bridge butt joint expansion joint structure and prevent blocking drainage mechanism thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111531190.6A CN114016402B (en) | 2021-12-15 | 2021-12-15 | Assembled bridge butt joint expansion joint structure and prevent blocking drainage mechanism thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114016402A CN114016402A (en) | 2022-02-08 |
| CN114016402B true CN114016402B (en) | 2024-05-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111531190.6A Active CN114016402B (en) | 2021-12-15 | 2021-12-15 | Assembled bridge butt joint expansion joint structure and prevent blocking drainage mechanism thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114016402B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20090127692A (en) * | 2008-06-09 | 2009-12-14 | (주)엠피기술산업 | Absorbing earthquake joint for bridge structure |
| CN103321145A (en) * | 2013-06-18 | 2013-09-25 | 株式会社智承开发 | Extensible connection device for bridge with extensible structure falling water groove |
| CN105442440A (en) * | 2015-12-31 | 2016-03-30 | 中国一冶集团有限公司 | Cross-linking-type curved-beam-bridge combined expansion joint |
| CN212128840U (en) * | 2020-02-24 | 2020-12-11 | 白全凤 | Damping device for bridge |
| KR20210050083A (en) * | 2019-10-28 | 2021-05-07 | 고재용 | A drainage device for expansion joints of bridges with leak-proofing |
| CN214168741U (en) * | 2020-12-05 | 2021-09-10 | 成都瑞通桥梁构件有限公司 | Bridge expansion joint structure |
-
2021
- 2021-12-15 CN CN202111531190.6A patent/CN114016402B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20090127692A (en) * | 2008-06-09 | 2009-12-14 | (주)엠피기술산업 | Absorbing earthquake joint for bridge structure |
| CN103321145A (en) * | 2013-06-18 | 2013-09-25 | 株式会社智承开发 | Extensible connection device for bridge with extensible structure falling water groove |
| CN105442440A (en) * | 2015-12-31 | 2016-03-30 | 中国一冶集团有限公司 | Cross-linking-type curved-beam-bridge combined expansion joint |
| KR20210050083A (en) * | 2019-10-28 | 2021-05-07 | 고재용 | A drainage device for expansion joints of bridges with leak-proofing |
| CN212128840U (en) * | 2020-02-24 | 2020-12-11 | 白全凤 | Damping device for bridge |
| CN214168741U (en) * | 2020-12-05 | 2021-09-10 | 成都瑞通桥梁构件有限公司 | Bridge expansion joint structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114016402A (en) | 2022-02-08 |
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