CN215829251U - Bridge roadbed transition guardrail - Google Patents
Bridge roadbed transition guardrail Download PDFInfo
- Publication number
- CN215829251U CN215829251U CN202122097181.2U CN202122097181U CN215829251U CN 215829251 U CN215829251 U CN 215829251U CN 202122097181 U CN202122097181 U CN 202122097181U CN 215829251 U CN215829251 U CN 215829251U
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- guardrail
- bridge
- roadbed
- transition
- transition section
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Abstract
The application relates to a highway rail guard field especially relates to a bridge road bed transition guardrail. The bridge roadbed transition guardrail comprises a bridge guardrail, a roadbed guardrail and a transition section guardrail connected between the bridge guardrail and the roadbed guardrail; the transition section guardrail is formed by pouring concrete; the bridge guardrail comprises a concrete base and a cross beam located above the concrete base, wherein the concrete base and the transition section guardrail are integrally formed. In the bridge roadbed transition guardrail provided by the application, the transition section guardrail is formed by pouring concrete, and the base of the bridge guardrail is also made of concrete materials, so that the strength and the stability of the bridge roadbed transition guardrail can be improved; the base and the changeover portion guardrail integrated into one piece of bridge guardrail can improve bridge roadbed transition guardrail's overall stability and reliability, ensure highway traffic's security.
Description
Technical Field
The utility model relates to the field of highway protective fences, in particular to a bridge roadbed transition guardrail.
Background
The rules for design of road traffic safety facilities (JTG/T D81-2017) stipulate: when the design speed is more than 60km/h, the structural form of the highway bridge guardrail and the roadbed guardrail is different, the design of a transition section is required; when the design speed is less than or equal to 60km/h, the structural form of the highway bridge guardrail and the roadbed guardrail is different, the design of the transition section is suitable. Among the prior art, in the design to bridge road bed transition guardrail, the intensity and the stability of the transitional coupling between bridge guardrail and the road bed guardrail are not good, have certain potential safety hazard.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a bridge roadbed transition guardrail which is used for improving the transition connection strength between a bridge guardrail and a roadbed guardrail.
The utility model provides a bridge roadbed transition guardrail, which comprises a bridge guardrail, a roadbed guardrail and a transition section guardrail connected between the bridge guardrail and the roadbed guardrail, wherein the bridge guardrail is arranged on the roadbed guardrail; the transition section guardrail is formed by pouring concrete; the bridge guardrail comprises a concrete base and a cross beam located above the concrete base, wherein the concrete base and the transition section guardrail are integrally formed.
Specifically, in the bridge roadbed transition guardrail provided by the application, the transition section guardrail is formed by pouring concrete and is of a solid structure, and the design can greatly enhance the strength and stability of the transition section guardrail, so that the strength and stability of the bridge roadbed transition guardrail are enhanced; the bridge guardrail includes the base and is located the crossbeam of base top, and wherein the base is concrete material, and bridge guardrail's base and changeover portion guardrail integrated into one piece can strengthen the joint strength between bridge guardrail and the changeover portion guardrail like this, and then improve bridge roadbed transition guardrail's overall stability and reliability, guarantee highway traffic's security.
Optionally, the transitional section guardrail comprises a first portion connected to the bridge guardrail and a second portion connected to the roadbed guardrail, wherein a top surface of the first portion is higher than a top surface of the second portion.
Optionally, the transition section guard rail further comprises a third portion located between the first portion and the second portion, a top surface of the third portion is connected to the top surface of the first portion and the top surface of the second portion, respectively, and the top surface of the third portion is gradually changed in height.
Optionally, the first portion of the transitional barrier has a width greater than a width of the second portion.
Optionally, the third portion of the transition section guardrail is tapered in width.
Optionally, one end of the cross beam is fixedly connected with the transition section guardrail.
Optionally, one end of the cross beam is inserted into the inside of the transition section guard rail.
Optionally, the bridge railing includes two cross beams arranged from top to bottom.
Optionally, the roadbed guardrail comprises upright columns and corrugated plates fixed on the upright columns, and the corrugated plates are fixedly connected with the transition section guardrail.
Optionally, the corrugated plate is a two-wave corrugated plate.
Drawings
For a better understanding of the utility model, reference may be made to the embodiments illustrated in the following drawings. The components in the drawings are not necessarily to scale, and some relevant components may be omitted in order to emphasize and clearly illustrate the technical features of the present disclosure. In addition, the relevant elements or components may be arranged differently as is known in the art.
Fig. 1 is a schematic overall structure view of a bridge roadbed guardrail provided by an embodiment of the utility model at a viewing angle;
fig. 2 is a schematic overall structure diagram of a bridge roadbed guardrail provided by an embodiment of the utility model at another view angle.
Reference numerals:
1-bridge guardrail; 11-a base; 12-a cross beam;
2-roadbed guardrails; 21-upright column; 22-a corrugated plate;
3-transition section guard bar; 31-a first part; 32-a second portion; 33-third part.
Detailed Description
The technical solutions in the exemplary embodiments of the present disclosure will be clearly and completely described below with reference to the drawings in the exemplary embodiments of the present disclosure. The example embodiments described herein are for illustrative purposes only and are not intended to limit the scope of the present disclosure, and it is, therefore, to be understood that various modifications and changes may be made to the example embodiments without departing from the scope of the present disclosure.
In the description of the present disclosure, unless otherwise explicitly specified or limited, the terms "first", "second", and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "and/or" includes any and all combinations of one or more of the associated listed items.
The application provides a bridge roadbed transition guardrail, as shown in figures 1 and 2, the bridge roadbed transition guardrail comprises a bridge guardrail 1, a roadbed guardrail 2 and a transition section guardrail 3 connected between the bridge guardrail 1 and the roadbed guardrail 2; the transition section guardrail 3 is formed by pouring concrete; bridge railing 1 includes concrete foundation 11 and is located the crossbeam 12 of concrete foundation 11 tops, and concrete foundation 11 and changeover portion guardrail 3 integrated into one piece.
Specifically, in the bridge roadbed transition guardrail provided by the application, the transition section guardrail 3 is formed by pouring concrete and is of a solid structure, and the design can greatly enhance the strength and stability of the transition section guardrail 3, so that the strength and stability of the bridge roadbed transition guardrail are enhanced; bridge railing 1 includes base 11 and crossbeam 12 that is located the base top, and wherein the base is concrete material, and bridge railing 1 's base 11 and 3 integrated into one piece of changeover portion guardrail can strengthen the joint strength between bridge railing 1 and the changeover portion guardrail 3 like this, and then improve bridge roadbed transition guardrail's overall stability and reliability, guarantee highway traffic's security.
In some embodiments, as shown in fig. 1 and 2, the transitional barrier 3 comprises a first portion 31 connected to the bridge barrier 1, and a second portion 32 connected to the roadbed barrier 2; the bridge guard rail 1 is higher than the roadbed guard rail 2 in height, the first section 31 of the transition section guard rail 3 has a top surface height that is the same as the height of the bridge guard rail 1, and the second section 32 has a top surface height that is approximately the same as the height of the roadbed guard rail 2 or slightly higher than the height of the roadbed guard rail 2, so that the top surface of the first section 31 is higher than the top surface of the second section 32.
In some embodiments, as shown in fig. 1 and 2, the transitional barrier 3 further comprises a third portion 33 located between the first portion 31 and the second portion 32, a top surface of the third portion 33 is connected to a top surface of the first portion 31 and a top surface of the second portion 32, respectively, and the top surface of the third portion 33 is tapered in height, specifically, the height of the top surface of the third portion 33 is gradually reduced in a direction from the first portion 31 to the second portion 32.
In some embodiments, as shown in fig. 1 and 2, the bridge railing 1 has a concrete base, the whole width of which is generally greater than that of the roadbed railing, the first part 31 of the transitional guardrail 3 is connected with the bridge railing 1, the second part 32 is connected with the roadbed railing 2, and the width of the first part 31 is designed to be greater than that of the second part 32, so that the connection between the transitional guardrail 3 and the bridge railing 1 and the roadbed railing 2 can be facilitated, and the reliability of the connection can be improved.
In some embodiments, as shown in fig. 1 and 2, the third portion 33 of the transitional section guard rail 3 is connected to the first portion 31 and the second portion 32, respectively, the width of the portion connected to the first portion 31 is the same as the width of the first portion 31, the width of the portion connected to the second portion 32 is the same as the width of the second portion 32, and the width of the third portion 33 is gradually changed as a whole, specifically, the width of the third portion 33 is gradually reduced in a direction from the first portion 31 to the second portion 32, so that the guiding performance of the transitional section guard rail 3 can be improved, and the overall appearance can be improved.
In some embodiments, as shown in fig. 1 and 2, the cross beam 12 of the bridge protection fence 1 has one end fixedly connected to the transitional protection fence 3, so as to enhance the connection strength and stability between the bridge protection fence 1 and the transitional protection fence 3.
Exemplarily, as shown in fig. 1 and 2, one end of the beam 12 is inserted into the interior of the transitional section guardrail 3, so as to be fixedly connected with the transitional section guardrail 3, and the connection between the bridge guardrail 1 and the transitional section guardrail 3 can be firmer by inserting one end into the interior of the transitional section guardrail 3, so that the connection strength and stability are further improved, and the connection strength and stability between the bridge guardrail 1 and the roadbed guardrail 2 are further improved.
In some embodiments, as shown in fig. 1 and 2, the bridge railing 1 includes two beams 12 arranged above and below, and the arrangement of the two beams 12 can enhance the strength and stability of the bridge structure.
In some embodiments, as shown in fig. 1 and 2, the roadbed guardrail 2 comprises upright posts 21 and a corrugated plate 22 fixed on the upright posts 21, wherein the corrugated plate 22 is fixedly connected with the transition section guardrail 3.
Illustratively, the wave plate 22 may be two-wave, three-wave, or other shape.
Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the utility model disclosed herein. This disclosure is intended to cover any variations, uses, or adaptations of the utility model following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and example embodiments be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.
It will be understood that the present disclosure is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.
Claims (10)
1. A bridge roadbed transition guardrail is characterized by comprising a bridge guardrail, a roadbed guardrail and a transition section guardrail connected between the bridge guardrail and the roadbed guardrail; the transition section guardrail is formed by pouring concrete; the bridge guardrail comprises a concrete base and a cross beam located above the concrete base, wherein the concrete base and the transition section guardrail are integrally formed.
2. A bridge foundation transitional barrier as defined in claim 1 wherein the transitional barrier comprises a first portion connected to the bridge barrier and a second portion connected to the foundation barrier, the first portion having a top surface that is higher than a top surface of the second portion.
3. A bridge foundation transitional barrier as defined in claim 2 further comprising a third portion between the first portion and the second portion, the top surface of the third portion being connected to the top surface of the first portion and the top surface of the second portion, respectively, and the top surface of the third portion being tapered in height.
4. A bridge foundation transitional barrier as claimed in claim 3 wherein the first portion of the transitional barrier has a width greater than the width of the second portion.
5. A bridge foundation transitional barrier as claimed in claim 4 wherein the third portion of the transitional barrier is tapered in width.
6. A bridge roadbed transition guardrail as claimed in claim 1, wherein one end of the cross beam is fixedly connected with the transition section guardrail.
7. A bridge foundation transition guardrail as claimed in claim 1 wherein one end of the cross beam is inserted inside the transition guardrail.
8. A bridge roadbed transition guardrail according to claim 1, wherein the bridge guardrail comprises two cross beams arranged above and below.
9. A bridge roadbed transition guardrail according to any one of claims 1 to 8, wherein the roadbed guardrail comprises upright posts and a corrugated plate fixed on the upright posts, and the corrugated plate is fixedly connected with the transition section guardrail.
10. A bridge subgrade transition guardrail according to claim 9, characterized in that said corrugated plate is a two-wave corrugated plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122097181.2U CN215829251U (en) | 2021-09-01 | 2021-09-01 | Bridge roadbed transition guardrail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122097181.2U CN215829251U (en) | 2021-09-01 | 2021-09-01 | Bridge roadbed transition guardrail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215829251U true CN215829251U (en) | 2022-02-15 |
Family
ID=80198580
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122097181.2U Active CN215829251U (en) | 2021-09-01 | 2021-09-01 | Bridge roadbed transition guardrail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215829251U (en) |
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2021
- 2021-09-01 CN CN202122097181.2U patent/CN215829251U/en active Active
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