CN211973089U - Shock-absorbing durable bridge expansion joint device - Google Patents
Shock-absorbing durable bridge expansion joint device Download PDFInfo
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- CN211973089U CN211973089U CN202020411038.9U CN202020411038U CN211973089U CN 211973089 U CN211973089 U CN 211973089U CN 202020411038 U CN202020411038 U CN 202020411038U CN 211973089 U CN211973089 U CN 211973089U
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- expansion joint
- water chute
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Abstract
The utility model belongs to the technical field of the bridge construction, a durable type bridge expansion joint device of shock attenuation is proposed, including support piece, well roof beam, curb girder, arc separation blade, guiding gutter subassembly, well roof beam sets up on support piece, and two curb girders set up respectively in all well roof beam both sides, and in the expansion joint that forms between arc separation blade sets up on the expansion joint that forms between curb girder and well roof beam or between two well roof beams, the guiding gutter subassembly sets up between curb girder and well roof beam or on the expansion joint of the formation between two well roof beams, is located under the arc separation blade. Through above-mentioned technical scheme, solved among the prior art in the bridge expansion joint debris accumulation lead to the problem that the expansion joint device life-span shortens.
Description
Technical Field
The utility model belongs to the technical field of the bridge building, a durable type bridge expansion joint device of shock attenuation is related to.
Background
In recent years, with the rapid development of economy, urban construction and inter-city traffic construction become a key point in infrastructure construction, bridge construction in the traffic industry provides great convenience for traffic, and occupies an important position in the traffic industry, and a very important problem in bridge construction is an expansion joint between bridge units, which needs to reserve space for vibration caused by bridge driving besides thermal expansion and cold contraction caused by different temperatures, and in addition, special natural disasters such as large-amplitude vibration of a bridge caused by an earthquake, and the expansion joint also plays a role in protecting the bridge, so the service life of the expansion joint influences the service life of the bridge. Among the prior art, the bridge telescoping device divide into broach board type and channel steel type, broach board type bridge expansion joint device can appear the broach upwarping, the condition such as broach board drops, thereby lose flexible function, the relative broach board type of channel steel type can keep better stability, but channel steel type bridge expansion joint can be because the rubble, the erosion of debris such as rainwater, the aqueduct in the middle of the expansion joint takes place to corrode the condition such as fracture, long-term use, the vibration also has very big damage to bridge telescoping device, based on above problem, urgent need one kind can the clean green bridge expansion joint device of durable.
SUMMERY OF THE UTILITY MODEL
The utility model provides a durable type bridge expansion joint device of shock attenuation has solved among the prior art debris accumulation in the bridge expansion joint and has leaded to the problem that the expansion joint device life-span subtracts the weak point.
The technical scheme of the utility model is realized like this:
a shock absorbing durable bridge expansion joint installation comprising:
a support member;
a center sill disposed on the support;
the two side beams are respectively arranged on two sides of all the middle beams;
the arc-shaped blocking piece is arranged on an expansion joint formed between the side beam and the middle beam or in the expansion joint formed between the two middle beams;
the water chute assembly is arranged on an expansion joint formed between the side beam and the middle beam or between the two middle beams and is positioned below the arc-shaped separation blade.
As a further technical scheme, all be provided with on the curb girder:
the first mounting groove is positioned on the side surfaces of the middle beam and the side beam, and the water chute assembly is arranged in the first mounting groove;
as a further technical solution, the gutter assembly includes:
the rubber water chute is arranged in the first mounting groove;
the metal water chute is arranged in the rubber water chute and used for protecting the rubber water chute.
As a further technical scheme, the rubber water chute is provided with:
a hollow channel for cushioning the center sill and the side sills from vibrational impact;
as a further technical scheme, the metal water chute is provided with:
the arc-shaped baffle is arranged in the second mounting groove;
the arc separation blade includes:
the elastic sheet is arranged on an expansion joint formed between the side beams and the middle beams or in the expansion joint formed between the two middle beams, and the elastic sheet is arc-shaped;
the two clamping pieces are arranged at two ends of the elastic piece respectively, and the clamping pieces are arranged in the second mounting groove.
As a further technical scheme, the metal water chute is provided with:
and the grooves are arranged in parallel to the direction of the expansion joint.
As a further technical solution, the method further comprises:
the supporting piece is fixedly arranged on the fixed steel bar;
the support member includes:
the anchoring plate is arranged on the fixed steel bar;
the chain twisting mechanism is arranged on the middle beam and fixedly connected with the anchoring plate.
As a further technical scheme, the anchor plate is arc-shaped, and is provided with:
and the fixing steel bar penetrates through the through hole.
The utility model discloses a theory of operation and beneficial effect do:
the utility model discloses a shock-absorbing durable bridge expansion joint device, which is composed of a support element, a middle beam, a side beam and a water chute component as a main body, wherein an arc-shaped separation blade is clamped on an expansion joint formed by the middle beam and the side beam so as to improve the shock-absorbing durable characteristic of the bridge expansion joint device, the middle beam and the side beam of the expansion joint device realize the supporting function by the support element to bear the pressure from a tire, the expansion joint is formed between the side beam and the middle beam or between the middle beam and the middle beam to provide a telescopic or torsional space for a bridge unit, the water chute component is arranged in the expansion joint, the arc-shaped separation blade is arranged above the water chute component in the expansion joint formed between the side beam and the middle beam or between the middle beam, the arc-shaped top of the arc-shaped separation blade is higher than the top of the side beam and the middle beam, in the working process, the bridge can enter the expansion joint due, the arc-shaped baffle can prevent sundries from entering the water chute assembly at the lower layer, water can flow into the water chute through the gap, so that the water chute below the water chute is prevented from being corroded, when an automobile runs through the expansion joint device, the top of the arc-shaped baffle is pressed downwards, after the automobile runs, the baffle recovers the original state and generates a rebound effect, the sundries intercepted by the arc-shaped baffle can be popped out of the expansion joint, so that the cleanliness inside the expansion joint is improved, the damping effect is achieved, the durable use of the device is improved through self-cleaning of the arc-shaped baffle, compared with the prior art, the main body design of the side beam and the middle beam is durable, the arc-shaped baffle is matched with the water chute assembly, the drainage purpose can be achieved, the sundries in water can be prevented from entering the water chute, the rebound design of the arc-shaped baffle can clean the sundries from the, the elastic sheet is thin, plays a role in shock absorption, and solves the problem that the service life of the expansion joint device is shortened due to accumulation of sundries in the bridge expansion joint.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a top view of the present invention;
FIG. 2 is a cross-sectional view taken along line B-B of FIG. 1;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is a cross-sectional view taken along the line C-C of FIG. 1;
FIG. 5 is a front view of the anchoring plate structure of the present invention;
fig. 6 is a side view of the anchoring plate structure of the present invention;
in the figure: 1-supporting piece, 11-anchoring plate, 111-through hole, 12-chain torsion mechanism, 2-middle beam, 21-first mounting groove, 3-side beam, 4-arc-shaped blocking piece, 41-elastic piece, 42-clamping piece, 5-water chute component, 51-rubber water chute, 511-hollow channel, 52-metal water chute, 521-second mounting groove, 522-groove and 6-fixed steel bar.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in FIGS. 1 to 6, a shock-absorbing and durable bridge expansion joint device comprises:
a support 1;
the middle beam 2 is arranged on the support 1;
the two side beams 3 are respectively arranged at two sides of all the middle beams 2;
the arc-shaped blocking pieces 4 are arranged on the expansion joints formed between the side beams 3 and the middle beams 2 or in the expansion joints formed between the two middle beams 2;
the water chute assembly 5 is arranged on an expansion joint formed between the side beam 3 and the middle beam 2 or between the two middle beams 2 and is positioned below the arc-shaped blocking sheet 4.
In the embodiment, the shock-absorbing durable bridge expansion joint device is characterized in that a support member 1, a middle beam 2, side beams 3 and a water chute assembly 5 are taken as a main body, an arc-shaped baffle 4 is clamped on an expansion joint formed by the middle beam 2 and the side beams 3 so as to improve the shock-absorbing durable characteristic of the bridge expansion joint device, the middle beam 2 and the side beams 3 of the expansion joint device realize the supporting function by the support member 1 and bear the pressure from a tire, the expansion joint is formed between the side beams 3 and the middle beam 2 or between the middle beam 2 and the middle beam 2 so as to provide a telescopic or torsional space for a bridge unit, the water chute assembly 5 is arranged in the expansion joint, the arc-shaped baffle 4 is also arranged above the water chute assembly 5 and in the expansion joint formed between the side beams 3 and the middle beam 2 or in the baffle formed between the middle beam 2, the arc top of the arc-shaped baffle 4 is higher than the tops of the, in the working process, the bridge can enter the expansion joint due to rain, wind, sand and the like, the arc-shaped separation blade 4 can prevent sundries from entering the lower-layer water chute assembly 5, water can flow into the water chute through the gap so as to avoid corroding the water chute below, when an automobile runs through the expansion joint device, the top of the arc-shaped separation blade 4 is pressed downwards, after the automobile runs, the separation blade recovers the original state and generates a rebound effect, the sundries intercepted by the arc-shaped separation blade 4 can be popped out of the expansion joint, so that the cleanness inside the expansion joint is improved, the damping effect is achieved, the durable use of the device is improved through the self-cleaning of the arc-shaped separation blade 4, compared with the prior art, the main body design of the side beam 3 and the middle beam 2 is durable, the arc-shaped separation blade 4 is matched with the water chute assembly 5, the drainage purpose can be achieved, the sundries in the water can be prevented from entering the water chute, the rebound, the durability of the device is greatly improved, the elastic sheet 41 is thin, the shock absorption effect is achieved, and the problem that the service life of the expansion joint device is shortened due to the accumulation of sundries in the bridge expansion joint is solved.
Further, all be provided with on curb girder 3:
the first mounting groove 21 is positioned on the side surfaces of the middle beam 2 and the side beam 3, and the water chute assembly 5 is arranged in the first mounting groove 21;
in this embodiment, all be provided with first mounting groove 21 on well roof beam 2 and curb girder 3, first mounting groove 21 is in the side of well roof beam 2 and curb girder 3, first mounting groove 21 on well roof beam 2 and the first mounting groove 21 on curb girder 3 are a set of, highly uniform, guiding gutter subassembly 5 is installed in the expansion joint that forms between well roof beam 2 and curb girder 3, guiding gutter subassembly 5 both ends are installed in first mounting groove 21, guiding gutter subassembly 5 is in first mounting groove 21, can guarantee that water is whole to lead away, can not permeate the pontic.
Further, the chute assembly 5 includes:
a rubber water chute 51, the rubber water chute 51 being disposed in the first mounting groove 21;
the metal water chute 52 is provided in the rubber water chute 51, and the metal water chute 52 protects the rubber water chute 51.
In this embodiment, the water chute assembly 5 is composed of a rubber water chute 51 and a metal water chute 52, the metal water chute 52 is installed in the rubber water chute 51, the rubber water chute 51 is installed in the first installation groove 21, the rubber water chute 51 has good ductility and can adapt to the expansion and the distortion of the bridge, the metal water chute 52 is further installed on the rubber water chute 51, the metal water chute 52 can be made of corrosion-resistant metal such as stainless steel, on one hand, the metal water chute 52 can improve the strength of the water chute, on the other hand, the rubber water chute 51 can be protected, and the service life of the bridge expansion joint device is prolonged.
Further, the rubber gutter 51 is provided with:
a hollow passage 511, the hollow passage 511 serving to cushion the center sill 2 and the side sill 3 from vibration impact;
in this embodiment, the rubber guiding chute 51 is further provided with a hollow channel 511, the rubber guiding chute 51 is installed in the first installation groove 21, vibration can be caused in the driving process of the side beam 3 and the middle beam 2, long-time vibration can cause structural looseness between concrete and the side beam 3, and the rubber guiding chute 51 is provided with a hollow through hole 111, so that influences caused by dispersed vibration can be absorbed to a great extent, and the service life is prolonged.
Further, the metal water chute 52 is provided with:
the second mounting groove 521 is provided with the arc-shaped baffle 4;
the arc-shaped baffle 4 comprises:
the elastic sheet 41 is arranged on an expansion joint formed between the side beam 3 and the middle beam 2 or in the expansion joint formed between the two middle beams 2, and the elastic sheet 41 is arc-shaped;
the clamping pieces 42 are respectively arranged at two ends of the elastic piece 41, and the clamping pieces 42 are arranged in the second mounting groove 521.
In this embodiment, still be provided with second mounting groove 521 on the metal guiding gutter 52, second mounting groove 521 is in the both sides of metal guiding gutter 52, arc separation blade 4 is installed in second mounting groove 521, arc separation blade 4 divides into two parts, shell fragment 41 and fastener 42, fastener 42 is installed in second mounting groove 521, play the fixed action, shell fragment 41 is the arc piece, shell fragment 41 is to the expansion joint epirelief, the top and the ground of shell fragment 41 are close, the car is through, can arouse shell fragment 41 vibrations, pop out debris on the shell fragment 41, fastener 42 is all installed at the both ends of shell fragment 41, the space variation of expansion joint can be born to shell fragment 41.
Further, the metal water chute 52 is provided with:
the grooves 522 are arranged in parallel to the direction of the expansion joint.
In this embodiment, the groove is designed to the groove body part of the metal guiding gutter 52, and a plurality of grooves are arranged in parallel to the direction of the expansion joint, so that the groove body of the metal guiding gutter 52 forms a wavy cross section, and the wavy cross section can greatly improve the strength of the metal guiding gutter on the one hand, and can better adjust the shape when receiving the change of the space of the expansion joint, thereby avoiding the occurrence of the local fracture of the metal guiding gutter 52 due to frequent bending.
Further, still include:
the supporting piece 1 is fixedly arranged on the fixed steel bar 6;
the support 1 includes:
the anchor plate 11 is arranged on the fixed steel bar 6;
the chain twisting mechanism 12 is provided with the middle beam 2 arranged on the chain twisting mechanism 12, and the chain twisting mechanism 12 is fixedly connected with the anchoring plate 11.
In this embodiment, the supporting member 1 is composed of an anchor plate 11 and a chain torsion mechanism 12, wherein the anchor plate 11 is fixed through a fixing steel bar 6, and the adjustment and positioning are performed, the chain torsion mechanism 12 is installed on the anchor plate 11, the side beam 3 is installed on the anchor plate 11, the middle beam 2 is installed on the chain torsion mechanism 12, when the space of the expansion joint changes, the side beam 3 moves along with the bridge unit under the fixing of the anchor plate 11, and the middle beam 2 changes at any time with the distance between the side beam 3 under the fixing of the chain torsion mechanism 12, so as to meet the expansion and contraction requirements of the bridge.
Further, anchor board 11 is the arc, is provided with on the anchor board 11:
and a through hole 111 through which the fixing bar 6 passes.
In this embodiment, seted up through-hole 111 on anchor board 11, fixed reinforcing bar 6 passes through-hole 111, and the concrete is wrapping up fixed reinforcing bar 6, and fixed reinforcing bar 6 is more firm to anchor board 11's fixed, and simultaneously, the through-hole 111 aperture on anchor board 11 is greater than fixed reinforcing bar 6, and anchor board 11 can the adjusting position, carries out welded fastening again when reaching best leveling position, guarantees the roughness of bridge floor.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a durable type bridge expansion joint device of shock attenuation which characterized in that includes:
a support (1);
a centre sill (2), the centre sill (2) being arranged on the support (1);
the two side beams (3) are respectively arranged at two sides of all the middle beams (2);
the arc-shaped blocking pieces (4) are arranged on expansion joints formed between the side beams (3) and the middle beams (2) or in expansion joints formed between the two middle beams (2);
the water guide groove assembly (5) is arranged on an expansion joint formed between the side beam (3) and the middle beam (2) or between the two middle beams (2) and is positioned below the arc-shaped blocking sheet (4).
2. The shock-absorbing durable bridge expansion joint device according to claim 1, wherein each of the center sill (2) and the side sill (3) is provided with:
the first mounting groove (21) is formed in the side faces of the center sill (2) and the side sill (3), and the water chute assembly (5) is arranged in the first mounting groove (21).
3. The shock-absorbing durable bridge expansion joint installation according to claim 2, wherein said water chute assembly (5) comprises:
a rubber gutter (51), the rubber gutter (51) being disposed in the first mounting groove (21);
the metal water chute (52), the said metal water chute (52) is set up in the said rubber water chute (51), is used for protecting the rubber water chute (51).
4. The shock-absorbing durable bridge expansion joint device according to claim 3, wherein said rubber gutter (51) is provided with:
a hollow tunnel (511), said hollow tunnel (511) being used to cushion the center sill (2) and the side sill (3) from vibrational impacts.
5. The shock-absorbing durable bridge expansion joint device according to claim 4, wherein said metal water chute (52) is provided with:
the arc-shaped baffle plate (4) is arranged in the second mounting groove (521);
the arc-shaped baffle plate (4) comprises:
the elastic sheet (41) is arranged on an expansion joint formed between the side beam (3) and the middle beam (2) or in an expansion joint formed between the two middle beams (2), and the elastic sheet (41) is arc-shaped;
the two clamping pieces (42) are respectively arranged at two ends of the elastic piece (41), and the clamping pieces (42) are arranged in the second mounting groove (521).
6. The shock-absorbing durable bridge expansion joint device according to claim 3, wherein said metal water chute (52) is provided with:
the grooves (522) are arranged in parallel to the direction of the expansion joint.
7. The shock-absorbing durable bridge expansion joint installation according to claim 1, further comprising:
the supporting piece (1) is fixedly arranged on the fixed steel bar (6);
the support (1) comprises:
an anchor plate (11), the anchor plate (11) being provided on the fixing rebar (6);
the chain twisting mechanism (12), the centre sill (2) is arranged on the chain twisting mechanism (12), and the chain twisting mechanism (12) is fixedly connected with the anchoring plate (11).
8. The shock-absorbing durable bridge expansion joint device according to claim 7, wherein said anchor plate (11) is arc-shaped, and said anchor plate (11) is provided with:
a through hole (111), through which the fixing bar (6) passes through the through hole (111).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020411038.9U CN211973089U (en) | 2020-03-27 | 2020-03-27 | Shock-absorbing durable bridge expansion joint device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020411038.9U CN211973089U (en) | 2020-03-27 | 2020-03-27 | Shock-absorbing durable bridge expansion joint device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211973089U true CN211973089U (en) | 2020-11-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020411038.9U Active CN211973089U (en) | 2020-03-27 | 2020-03-27 | Shock-absorbing durable bridge expansion joint device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211973089U (en) |
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2020
- 2020-03-27 CN CN202020411038.9U patent/CN211973089U/en active Active
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