CN215052062U - Reinforced bolt-free comb plate bridge expansion device - Google Patents
Reinforced bolt-free comb plate bridge expansion device Download PDFInfo
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- CN215052062U CN215052062U CN202121539650.5U CN202121539650U CN215052062U CN 215052062 U CN215052062 U CN 215052062U CN 202121539650 U CN202121539650 U CN 202121539650U CN 215052062 U CN215052062 U CN 215052062U
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Abstract
The utility model relates to the technical field of bridge expansion joints, and provides a reinforced bolt-free comb plate bridge expansion device, which comprises a reinforcing steel bar, wherein the reinforcing steel bar is arranged on a bridge body; the anchoring plate is arranged on the steel bar, and the anchoring plate and the steel bar are both used for pouring on the bridge body; the reinforcing steel bars, the anchoring plates and the comb plate are two and are symmetrically arranged on two sides of a gap at a bridge end, a mounting seam is formed between the two opposite anchoring plates, one end of the comb plate is arranged on the anchoring plates, and the other end of the comb plate extends into the mounting seam; the profile steel is arranged on the anchoring plate and connected with the comb plate, the profile steel is positioned between the mounting seams, and a placing groove is formed in the profile steel; the two ends of the first waterproof rubber belt are arranged in the two opposite placing grooves of the section steel respectively. Through above-mentioned technical scheme, the intensity at bridge expansion joint among the correlation technique has been strengthened.
Description
Technical Field
The utility model relates to a bridge expansion joint technical field, it is specific, relate to strenghthened type no bolt fishback bridge telescoping device.
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 application of bridge expansion joint has been very extensive, and wherein the expansion joint structure rate of utilization of broach board form is very high, can satisfy the flexible space demand of bridge unit, but in long-term use, long-term car rolls and can lead to the bridge expansion joint to damage to the natural environment in different areas is different, and the rainfall is also different, and bridge expansion joint watertight fittings's ageing degree is also different, influences expansion joint fittings's life, brings the potential safety hazard for the bridge transportation.
SUMMERY OF THE UTILITY MODEL
The utility model provides a strenghthened type does not have bolt fishback bridge telescoping device, has strengthened the intensity at bridge expansion joint among the correlation technique.
The technical scheme of the utility model as follows:
a reinforced bolt-free comb plate bridge expansion device comprises,
the reinforcing steel bar is arranged on the bridge body;
the anchoring plate is arranged on the steel bar, and the anchoring plate and the steel bar are both used for pouring on the bridge body;
the reinforcing steel bars, the anchoring plates and the comb plate are two and are symmetrically arranged on two sides of a gap at a bridge end, a mounting seam is formed between the two opposite anchoring plates, one end of the comb plate is arranged on the anchoring plates, and the other end of the comb plate extends into the mounting seam;
the profile steel is arranged on the anchoring plate and connected with the comb plate, the profile steel is positioned between the mounting seams, and a placing groove is formed in the profile steel;
the two ends of the first waterproof rubber belt are arranged in the two opposite placing grooves of the section steel respectively.
As a further technical solution, it also includes,
dustproof corrosion resistant plate, dustproof corrosion resistant plate sets up on the anchor board, be located between the installation seam, along vertical direction is located fishback below.
As a further technical solution, it also includes,
and the dustproof support piece is arranged on the section steel and is positioned below the dustproof stainless steel plate along the vertical direction.
As a further technical solution, it also includes,
and the second waterproof rubber belt is arranged between the mounting seams and is positioned below the first waterproof rubber belt.
As a further technical solution, it also includes,
and the slag blocking plate is arranged on the profile steel, is positioned in the mounting seam and is used for supporting the comb plate.
The utility model discloses a theory of operation and beneficial effect do:
in the embodiment, in order to enhance the strength of the bridge expansion joint, a conventional bolt anchoring structure is removed, and a reinforcing steel bar, an anchoring plate, a comb plate and section steel are adopted, specifically, the bridge body is divided into a left section and a right section, a bridge end gap is formed between the left section and the right section of the bridge body, and the reinforcing steel bars are symmetrically arranged on the left section and the right section of the bridge body; the anchoring plate is directly arranged on the steel bar, and the anchoring plate and the steel bar are both poured on the bridge body through concrete; the anchoring plate is welded with the steel bar to replace a conventional bolt anchoring structure, so that the anchoring strength is enhanced. The two reinforcing steel bars, the two anchoring plates and the two comb plates are all symmetrically arranged about a gap at the bridge end, a mounting gap is formed between the two opposite anchoring plates, the anchoring plates are positioned on the bridge body and close to the mounting gap, one end of each comb plate is arranged on the corresponding anchoring plate, and the other end of each comb plate extends into the space between the corresponding mounting gaps; therefore, the anchoring plate is arranged below the comb plate for supporting, and the strength of the comb tooth part is increased. The profile steel is arranged on the anchoring plates and positioned between the mounting seams, and the profile steel is supported by the anchoring plates; the upper surface and the fishback of shaped steel are connected, and shaped steel also plays certain supporting role to the place that the fishback surpassed the anchor board, has strengthened the intensity at bridge expansion joint. In order to set up the watertight fittings at bridge expansion joint, set up the standing groove on shaped steel, the both ends of first waterproof rubber area set up respectively in the standing groove of two relative shaped steel.
In this embodiment, the intensity at bridge expansion joint can both be strengthened in setting up of anchor board and reinforcing bar direct weld and shaped steel to in the concrete entering roof beam end gap when shaped steel can also prevent concreting, waterproof effect can be played in first waterproof rubber area.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of a dustproof stainless steel plate of the present invention;
FIG. 3 is a schematic structural view of a middle slag trap of the present invention;
in the figure: 1. reinforcing bar, 2, anchor plate, 3, fishback, 4, shaped steel, 5, standing groove, 6, dustproof corrosion resistant plate, 7, dustproof support piece, 8, first waterproof rubber area, 9, the waterproof rubber area of second, 10, slag trap, 11, installation seam.
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. All other embodiments, which can be obtained by a person skilled in the art without any inventive work, are related to the scope of the present invention.
As shown in fig. 1 to 3, the present embodiment provides an enhanced bolt-free comb plate bridge expansion device, including,
the steel bar 1, the steel bar 1 is used for setting up on the bridge;
the anchoring plate 2 is arranged on the steel bar 1, and the anchoring plate 2 and the steel bar 1 are both used for pouring on the bridge body;
the steel bars 1, the anchor plates 2 and the comb plate 3 are arranged on two sides of a bridge end gap symmetrically, a mounting gap 11 is formed between the two opposite anchor plates 2, one end of the comb plate 3 is arranged on the anchor plates 2, and the other end of the comb plate 3 extends into the mounting gap 11;
the section steel 4 is arranged on the anchoring plate 2 and connected with the comb plate 3, the section steel 4 is positioned between the mounting seams 11, and a placing groove 5 is formed in the section steel 4;
first waterproof rubber area 8, the both ends of first waterproof rubber area 8 set up respectively in the standing groove 5 of two relative shaped steel 4.
In the embodiment, in order to enhance the strength of the bridge expansion joint, a conventional bolt anchoring structure is removed, and a reinforcing steel bar 1, an anchoring plate 2, a comb plate 3 and section steel 4 are adopted, specifically, the bridge body is divided into a left section and a right section, a bridge end gap is formed between the left section and the right section of the bridge body, and the reinforcing steel bars 1 are symmetrically arranged on the left section and the right section of the bridge body; the anchoring plate 2 is directly arranged on the steel bar 1, and the anchoring plate 2 and the steel bar 1 are both poured on the bridge body through concrete; the anchoring plate 2 is welded with the reinforcing steel bar 1 to replace a conventional bolt anchoring structure, so that the anchoring strength is enhanced. The two reinforcing steel bars 1, the two anchoring plates 2 and the two comb plates 3 are symmetrically arranged about a bridge end gap, a mounting gap 11 is formed between the two opposite anchoring plates 2, the anchoring plates 2 are positioned on a bridge body and close to the mounting gap 11, one end of each comb plate 3 is arranged on the corresponding anchoring plate 2, and the other end of each comb plate extends into the mounting gap 11; thus, the anchoring plate 3 is arranged below the comb plate 3 for supporting, and the strength of the comb tooth part is increased. The section steel 4 is arranged on the anchoring plates 2 and located between the mounting seams 11, and the section steel 4 is supported by the anchoring plates 2; the upper surface and the fishback 3 of shaped steel 4 are connected, and shaped steel 4 also plays certain supporting role to the place that fishback 3 surpassed anchor plate 2, has strengthened the intensity at bridge expansion joint. In order to set up the watertight fittings at bridge expansion joint, set up standing groove 5 on shaped steel 4, the both ends of first waterproof rubber area 8 set up respectively in standing groove 5 of two relative shaped steel 4.
In this embodiment, anchor plate 2 and 1 beading of reinforcing bar and the intensity at bridge expansion joint can both be strengthened in setting up of shaped steel 4 to in concrete entering roof beam end gap when shaped steel 4 can also prevent concreting, waterproof effect can be played in first waterproof rubber area 8.
Further, still include, dustproof corrosion resistant plate 6 sets up on anchor plate 2, is located between the erection joint 11, lies in fishback 3 below along vertical direction.
In this embodiment, for in preventing that bridge floor dust rubbish from getting into the erection joint, set up dustproof corrosion resistant plate 6 on anchor board 2, dustproof corrosion resistant plate 6 is located between the erection joint 11, is located fishback 3 below along vertical direction.
Further, still include, dustproof support piece 7 sets up on shaped steel 4, is located dustproof corrosion resistant plate 6 below along vertical direction.
In this embodiment, in order to prevent the dustproof stainless steel plate 6 from deforming, the dustproof support 7 is provided on the section steel 4, and the dustproof support 7 is located below the dustproof stainless steel plate 6 in the vertical direction to provide a supporting force for the dustproof stainless steel plate 6.
Further, still include, second waterproof rubber area 9 sets up between installation seam 11, is located first waterproof rubber area 8 below.
In this embodiment, in order to prolong the life of bridge expansion joint under the different natural environment, set up second waterproof rubber area 9, second waterproof rubber area 9 sets up between installation seam 11, is located first waterproof rubber area 8 below. After the first waterproof rubber belt 8 is aged and broken, the second waterproof rubber belt 9 can continue to play a role, the waterproof performance of the bridge expansion joint is improved, and the service life of the bridge expansion joint is prolonged.
Further, still include, slag trap 10 sets up on shaped steel 4, is located the installation seam 11 for support fishback 3.
In this embodiment, in order to prevent that concrete from getting into the beam-ends gap when concreting, set up slag trap 10 on shaped steel 4, the top of slag trap 10 contacts with the bottom of fishback 3 for support fishback 3, further strengthened the intensity at bridge expansion joint. Similarly, in the case where the shape steel 4 is not attached, the slag trap 10 may be directly attached to the anchor plate 2, and the same effect can be obtained.
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 (5)
1. The reinforced bolt-free comb plate bridge expansion device is characterized by comprising,
the steel bar (1), the steel bar (1) is used for being arranged on the bridge body;
the anchoring plate (2) is arranged on the steel bar (1), and both the anchoring plate (2) and the steel bar (1) are used for pouring on the bridge body;
the reinforcing steel bars (1), the anchoring plates (2) and the comb plates (3) are two and are symmetrically arranged on two sides of a bridge end gap, a mounting seam (11) is formed between the two opposite anchoring plates (2), one end of each comb plate (3) is arranged on the corresponding anchoring plate (2), and the other end of each comb plate extends into the mounting seam (11);
the section steel (4) is arranged on the anchoring plate (2) and connected with the comb plate (3), the section steel (4) is located between the mounting seams (11), and a placing groove (5) is formed in the section steel (4);
the two ends of the first waterproof rubber belt (8) are respectively arranged in the two placing grooves (5) opposite to the section steel (4).
2. The enhanced boltless combplate bridge expansion device of claim 1 further comprising,
dustproof stainless steel board (6), dustproof stainless steel board (6) set up on anchor plate (2), be located between installation seam (11), lie in along vertical direction fishback (3) below.
3. The enhanced boltless combplate bridge expansion device of claim 2 further comprising,
and the dustproof support piece (7) is arranged on the section steel (4) and is positioned below the dustproof stainless steel plate (6) along the vertical direction.
4. The enhanced boltless combplate bridge expansion device of claim 1 further comprising,
and the second waterproof rubber belt (9) is arranged between the mounting seams (11) and is positioned below the first waterproof rubber belt (8).
5. The enhanced boltless combplate bridge expansion device of claim 1 further comprising,
the slag blocking plate (10) is arranged on the section steel (4) and located in the installation seam (11) and used for supporting the comb plate (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121539650.5U CN215052062U (en) | 2021-07-07 | 2021-07-07 | Reinforced bolt-free comb plate bridge expansion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121539650.5U CN215052062U (en) | 2021-07-07 | 2021-07-07 | Reinforced bolt-free comb plate bridge expansion device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215052062U true CN215052062U (en) | 2021-12-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121539650.5U Active CN215052062U (en) | 2021-07-07 | 2021-07-07 | Reinforced bolt-free comb plate bridge expansion device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215052062U (en) |
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2021
- 2021-07-07 CN CN202121539650.5U patent/CN215052062U/en active Active
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