CN216586164U - Semi-prefabricated reinforced concrete wall type guardrail for bridge protection - Google Patents
Semi-prefabricated reinforced concrete wall type guardrail for bridge protection Download PDFInfo
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- CN216586164U CN216586164U CN202122797034.6U CN202122797034U CN216586164U CN 216586164 U CN216586164 U CN 216586164U CN 202122797034 U CN202122797034 U CN 202122797034U CN 216586164 U CN216586164 U CN 216586164U
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Abstract
The utility model relates to the technical field of bridge wall type guardrails, in particular to a semi-prefabricated reinforced concrete wall type guardrail for bridge protection, and solves the problem that a semi-prefabricated wall type guardrail structure which is convenient and efficient to install and operate, high in stability, and excellent in collision resistance and anti-collision performance is absent in the prior art. A semi-prefabricated reinforced concrete wall guardrail for bridge protection, comprising: the frustum pyramid net is provided with a plurality of groups. According to the wall guardrail, the stability of the triangular structure is utilized, the woven ribs support the supporting steel bars, the terrace net supports the vertical net, and the longitudinal ribs support the terrace net and the woven ribs, so that the wall guardrail with excellent anti-collision performance is realized; the weaving muscle runs through two adjacent terrace with edge nets, erects the net and connects adjacent three terrace with edge net, and bridge fracture resistance is excellent, has saved the loaded down with trivial details nature that the concrete was carried in bridge site operation, has saved the operating time of operative employee at the bridge border, has improved bridge wall formula guardrail's installation effectiveness greatly.
Description
Technical Field
The utility model relates to the technical field of bridge wall type guardrails, in particular to a semi-prefabricated reinforced concrete wall type guardrail for bridge protection.
Background
Along with the rapid development of road construction and transportation industry in China, traffic safety faces severe examination, bridge guardrails are taken as safety facilities, and play an important role in protecting bridge traffic safety, and the bridge guardrails are various, and wall guardrails are one of the wall guardrails, most of the existing bridge wall guardrails are in a linear cast-in-place mode that after reinforcing steel bars are tied up on a bridge construction site, a slip form is driven to move through pouring equipment, and the surface of the guardrail just poured is scraped flat manually, however, in the processing process of the bridge wall guardrail, concrete needs to be conveyed to equipment in real time in the cast-in-place mode, and the concrete conveying process is complicated; the reinforcing steel bars need to be bound at the edge of the bridge, so that the safety is low for operators;
therefore, the semi-prefabricated reinforced concrete wall type guardrail for bridge protection is provided, a novel semi-prefabricated guardrail structure is provided, the reinforcing steel bar bundling mode is simple and stable, the collision resistance and the fracture resistance are excellent, after the bottom of the semi-prefabricated wall type guardrail is roughened and is fixed with a bridge installation area, secondary root pouring is carried out, the wall type guardrail is connected with a bridge, the conveying process of a large amount of concrete can be greatly saved, the working time of an operator at the edge of the bridge is shortened, and the installation efficiency of the bridge wall type guardrail is improved.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a semi-prefabricated reinforced concrete wall type guardrail for bridge protection, and solves the problem that a semi-prefabricated wall type guardrail structure which is convenient and efficient to install and operate, high in stability and excellent in anti-collision performance and anti-collision performance is absent in the prior art.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a semi-prefabricated reinforced concrete wall guardrail for bridge protection, comprising:
the prism table net is provided with a plurality of groups, and an inverted prism table net is attached between two adjacent prism table nets;
the vertical net is fixedly arranged on one side of the prismatic table nets, and the tops of the vertical nets are fixedly connected with the prismatic table nets;
two groups of supporting steel bars are vertically arranged in each prismatic table net, the top ends of the supporting steel bars are fixedly connected with the prismatic table net and the vertical net, and the side ends of the supporting steel bars are fixedly connected with the vertical net;
the longitudinal ribs are distributed in a rhombic manner in each prismatic table net, so that the longitudinal ribs between two adjacent prismatic table nets are distributed in an X-shaped structure;
weaving ribs, wherein a plurality of groups of weaving ribs are vertically distributed at equal intervals, each group of weaving ribs comprises two weaving ribs which are in X-shaped structure cross distribution, each weaving rib is S-shaped, bypasses the longitudinal ribs of two adjacent prismatic table nets and is fixedly connected with the longitudinal ribs, and the two ends of each weaving rib are respectively fixed with the corresponding supporting steel bar and the outermost longitudinal rib;
and the concrete pouring area is filled and covered inside and outside a structure consisting of the frustum pyramid net, the vertical net, the supporting steel bars, the longitudinal bars and the woven bars.
Preferably, a transverse steel bar penetrates through the tops of the frustum pyramid nets, and the transverse steel bar is fixed with the tops of the inner sides of the frustum pyramid nets.
Preferably, the vertical cross section of the prismoid net is of a right trapezoid structure, the vertical net is arranged on one vertical side of the right trapezoid structure, one side of the inclined end face of the prismoid net is connected with a folding net, the top end of the folding net is fixedly connected with the top end of the vertical net, and the bottom end of the folding net is fixed with the bottom end of the prismoid net.
Preferably, the outside of folding the net is provided with a plurality of second acanthopore plate, the outside of erecting the net is provided with a plurality of first acanthopore plate, first acanthopore plate and second acanthopore plate be with the perpendicular net that corresponds, the board that the corresponding side end face of folding the net has certain inclination.
Preferably, the opening direction of an included angle between the second acanthopore plate and the outer wall of the folded net is upward.
Preferably, the supporting steel bar is fixedly connected with the vertical net through a fourth locking assembly, and the supporting steel bar is further provided with a third locking assembly to fix the woven bars at the limiting positions of the supporting steel bar.
Preferably, the woven rib is obliquely and upwards routed from the longitudinal rib to the support steel bar, a second locking assembly used for fixing the woven rib is arranged at the position corresponding to the longitudinal rib, and a fifth locking assembly used for fixing the end part of the woven rib is arranged on the longitudinal rib at the outermost side.
Preferably, indulge the muscle and weave the muscle and run through the inclined end face of terrace with edge net respectively, and indulge and install the first locking Assembly that offsets with terrace with edge net inboard on the muscle, and first locking Assembly with weave muscle fixed connection.
Preferably, the concrete pouring area covers the outer sides of the first and second stab plates, and the lower end surface of the concrete pouring area is a rough surface.
Preferably, the longitudinal bars, the supporting steel bars, the bottom ends of the vertical nets and the bottom ends of the folded nets all penetrate through the lower portion of the rough surface of the concrete pouring area and are fixedly connected with reserved pieces at the installation positions of the rough surface of the bridge.
The utility model has at least the following beneficial effects:
by utilizing the stability of the triangular structure, the woven ribs are utilized to support the supporting steel bars, the prismatic table net is utilized to support the vertical net, and the longitudinal ribs are utilized to support the prismatic table net and the woven ribs, so that the wall type guardrail with excellent collision resistance is realized; run through two adjacent terrace with edge nets through weaving the muscle, erect the net and connect adjacent three terrace with edge net to realize wall formula guardrail's related stable performance, anti fracture performance is excellent, bottom key part through semi-prefabricated wall formula guardrail is direct and bridge fixed connection, secondary concrete placement is carried out again, the high-efficient installation of concrete wall formula guardrail has been accomplished promptly, the loaded down with trivial details nature of concrete is carried in the construction of bridge site, the operating time of operative employee at the bridge border has been saved, the installation effectiveness of bridge wall formula guardrail has been improved greatly.
The utility model also has the following beneficial effects:
1. roll over the setting of net for the stability of injecing the vertical bar, the anticollision performance of guardrail board has further been improved in the setting of first acanthopore plate and second acanthopore plate, and the contained angle opening direction of second acanthopore plate and roll over the net outer wall up, makes closely higher with the concrete setting.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic cross-sectional view of a wall guardrail;
FIG. 2 is a schematic side view of two adjacent prism table net mounting structures;
FIG. 3 is a schematic side view of a prism table net and folding net mounting structure;
fig. 4 is a schematic diagram of weaving ribs and longitudinal rib routing.
In the figure: 1. a concrete pouring area; 2. a prismatic table net; 3. erecting a net; 4. supporting the reinforcing steel bars; 5. traversing the reinforcing steel bars; 6. folding the net; 7. a first stab plate; 8. a second stab plate; 9. longitudinal ribs; 10. weaving ribs; 11. a first locking assembly; 12. a second locking assembly; 13. a third locking assembly; 14. a fourth locking assembly; 15. and a fifth locking assembly.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and do not limit the utility model.
Referring to fig. 1 to 4, a semi-prefabricated reinforced concrete wall-type guard rail for bridge protection, comprising:
the prism table net 2 is provided with a plurality of groups of prism table nets 2, and an inverted prism table net 2 is attached between every two adjacent prism table nets 2;
the vertical net 3 is fixedly arranged on one side of the prismatic table nets 2, and the tops of the vertical nets 3 are fixedly connected with the prismatic table nets 2;
two groups of supporting steel bars 4 are vertically arranged in each prismatic table net 2, the top ends of the supporting steel bars 4 are fixedly connected with the prismatic table nets 2 and the vertical nets 3, and the side ends of the supporting steel bars 4 are fixedly connected with the vertical nets 3;
a plurality of longitudinal ribs 9 distributed in a diamond shape are arranged in each prismatic table net 2, so that the longitudinal ribs 9 between two adjacent prismatic table nets 2 are distributed in an X-shaped structure;
the concrete pouring area 1 is filled and covered inside and outside a structure consisting of a prismatic table net 2, a vertical net 3, supporting steel bars 4, longitudinal bars 9 and woven bars 10;
the scheme has the following working processes: after the prismoid net 2 is linearly laid, the vertical net 3 is fixedly connected to one side of the prismoid net 2, two ends of the vertical net 3 are respectively covered with an inverted prismoid net 2 and the prismoid nets 2 on two inverted sides, then the supporting steel bars 4 vertically penetrate through the vertical net 3 and the prismoid nets 2, four supporting steel bars 4 are fixedly connected to the inner side of each prismoid net 2, one vertical net 3 is fixedly connected with eight supporting steel bars 4, then the longitudinal bars 9 are installed to penetrate through a plurality of prismoid nets 2, then the woven bars 10 are woven and fixed, then concrete is poured by using a slip form, after forming, the bottom of the guardrail is roughened, and the bottom of the prismoid net 2, the bottom of the longitudinal bars 9, the bottom of the woven bars 10 and the bottom of the vertical net 3 are exposed;
according to the working process, the following steps are carried out: by arranging the semi-precast concrete wall type guardrail structure, the supporting steel bars 4 are supported by the woven ribs 10, the vertical nets 3 are supported by the frustum pyramid nets 2, and the frustum pyramid nets 2 and the woven ribs 10 are supported by the longitudinal ribs 9 by utilizing the stability of the triangular structure, so that the wall type guardrail with excellent anti-collision performance is realized; run through two adjacent terrace with edge net 2 through weaving muscle 10, erect net 3 and connect adjacent three terrace with edge net 2, thereby realize the company's of wall formula guardrail performance stability, fracture resistance is excellent, bottom key part through half prefabricated wall formula guardrail is direct and bridge fixed connection, secondary concrete placement is carried out again, the high-efficient installation of concrete wall formula guardrail has been accomplished promptly, the loaded down with trivial details nature of concrete is carried in the construction of bridge site, the operating time of operative employee at the bridge border has been saved, the installation effectiveness of bridge wall formula guardrail has been improved greatly.
Further, it has crossing reinforcing bar 5 to run through between a plurality of terrace with edges net 2 tops, crosses reinforcing bar 5 fixed with the inboard top of terrace with edges net 2, and is concrete, crosses reinforcing bar 5's setting, has further improved the fracture resistance of wall formula guardrail.
Further, the vertical section of terrace with edge net 2 is the right trapezoid structure, erects the net 3 setting in the vertical one side of right trapezoid structure, and one side of terrace with edge net 2 slope terminal surface is connected with a book net 6, rolls over the top of net 6 and erects the top fixed connection of net 3, rolls over the bottom of net 6 and the bottom mounting of terrace with edge net 2, and is concrete, rolls over the setting of net 6 for inject the stability of indulging muscle 9.
Further, the outside of folding net 6 is provided with a plurality of second acanthopore plate 8, and the outside of erecting net 3 is provided with the first acanthopore plate 7 of a plurality of, and first acanthopore plate 7 and second acanthopore plate 8 are with the perpendicular net 3 that corresponds, and the 6 side end faces of folding net that correspond have certain inclination's board, and is concrete, and the setting of first acanthopore plate 7 and second acanthopore plate 8 has further improved the crashproof performance of guardrail board.
Furthermore, the opening direction of an included angle between the second acanthopore plate 8 and the outer wall of the folded net 6 is upward, and particularly, the compactness of the concrete is improved.
Further, the support reinforcement 4 still installs third locking Assembly 13 through fourth locking Assembly 14 and 3 fixed connection of perpendicular net on the support reinforcement 4 to fixed muscle 10 of weaving is on the support reinforcement 4 limited position, and is concrete, the one end of muscle 10 is woven in the support reinforcement 4 limited.
Further, it is the slope state of going up by indulging muscle 9 to support reinforcement 4 and walks to weave muscle 10, and indulges and be provided with the second locking Assembly 12 that is used for the fixed muscle 10 of weaving on the muscle 9 corresponds the position, is provided with the fifth locking Assembly 15 that is used for the fixed muscle 10 tip of weaving on the muscle 9 that indulges in the outside, and is concrete, indulges the other end and the middle part that muscle 10 was woven in the muscle 9 restriction of muscle, improves the stability of weaving muscle 10 tilt state.
Further, indulge muscle 9 and weave muscle 10 and run through the slope terminal surface of terrace with edge net 2 respectively, and indulge and install the first locking Assembly 11 that offsets with terrace with edge net 2 inboard on the muscle 9, and first locking Assembly 11 with weave muscle 10 fixed connection, it is concrete, improved terrace with edge net 2 slope bearing structure's stability.
Further, concrete placement district 1 covers in first acanthopore plate 8 and the 7 outsides of second acanthopore plate, and concrete placement district 1's lower terminal surface is the matte, and vertical reinforcement 9, support bar 4, 3 bottoms of perpendicular net and the 6 bottoms of book net all run through to concrete placement district 1's matte below to with the reservation fixed connection of bridge matte mounted position, specifically, the inboard of the one side orientation bridge of perpendicular net 3, one side orientation bridge outside of book net 6.
The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the utility model, but that various changes and modifications may be made without departing from the spirit and scope of the utility model, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a semi-precast reinforced concrete wall formula guardrail for bridge protection which characterized in that includes:
the prism table net (2) is provided with a plurality of groups, and an inverted prism table net (2) is attached between two adjacent prism table nets (2);
the vertical net (3) is fixedly arranged on one side of the prismatic table nets (2), and the tops of the vertical nets (3) are fixedly connected with the prismatic table nets (2);
the supporting steel bars (4), two groups of supporting steel bars (4) are vertically arranged in each prismatic table net (2), the top ends of the supporting steel bars (4) are fixedly connected with the prismatic table net (2) and the vertical net (3), and the side ends of the supporting steel bars (4) are fixedly connected with the vertical net (3);
the longitudinal ribs (9) are arranged in each prismatic table net (2) and distributed in a rhombic shape, so that the longitudinal ribs (9) between every two adjacent prismatic table nets (2) are distributed in an X-shaped structure;
the weaving device comprises weaving ribs (10), wherein multiple groups of weaving ribs (10) are vertically distributed at equal intervals, each group of weaving ribs comprises two weaving ribs (10) which are in X-shaped structure cross distribution, each weaving rib (10) is S-shaped and bypasses the longitudinal ribs (9) of two adjacent prismatic table nets (2), and is fixedly connected with the longitudinal ribs (9), and two ends of each weaving rib (10) are respectively fixed with the corresponding supporting steel bars (4) and are fixed with the outermost longitudinal ribs (9);
the concrete pouring area (1) is filled and covered inside and outside a structure consisting of the frustum pyramid net (2), the vertical net (3), the supporting steel bars (4), the longitudinal bars (9) and the woven bars (10).
2. The semi-prefabricated reinforced concrete wall guardrail for bridge protection according to claim 1, wherein a plurality of transverse steel bars (5) penetrate between the tops of the frustum nets (2), and the transverse steel bars (5) are fixed with the tops of the inner sides of the frustum nets (2).
3. The semi-prefabricated reinforced concrete wall type guardrail for bridge protection according to claim 1, wherein the vertical cross section of the frustum pyramid net (2) is of a right trapezoid structure, the vertical net (3) is arranged on the vertical side of the right trapezoid structure, one side of the inclined end surface of the frustum pyramid net (2) is connected with a folding net (6), the top end of the folding net (6) is fixedly connected with the top end of the vertical net (3), and the bottom end of the folding net (6) is fixed with the bottom end of the frustum pyramid net (2).
4. The semi-prefabricated reinforced concrete wall type guardrail for bridge protection according to claim 3, wherein a plurality of second barbed plates (8) are arranged on the outer side of the folded net (6), a plurality of first barbed plates (7) are arranged on the outer side of the vertical net (3), the first barbed plates (7) and the second barbed plates (8) are plates which correspond to the vertical net (3), and the side end faces of the corresponding folded net (6) have a certain inclination angle.
5. The semi-prefabricated reinforced concrete wall guardrail for bridge protection according to claim 4, wherein the opening angle between the second acantho plate (8) and the outer wall of the folded net (6) is upward.
6. The semi-prefabricated reinforced concrete wall guardrail for bridge protection according to claim 1, wherein the supporting steel bars (4) are fixedly connected with the vertical net (3) through fourth locking assemblies (14), and third locking assemblies (13) are further installed on the supporting steel bars (4) to fix the woven bars (10) at the limited positions of the supporting steel bars (4).
7. The semi-prefabricated reinforced concrete wall type guardrail for bridge protection according to claim 1, wherein the woven ribs (10) are obliquely and upwards routed from the longitudinal ribs (9) to the supporting steel bars (4), second locking assemblies (12) for fixing the woven ribs (10) are arranged on the corresponding positions of the longitudinal ribs (9), and fifth locking assemblies (15) for fixing the ends of the woven ribs (10) are arranged on the longitudinal ribs (9) on the outermost side.
8. The semi-prefabricated reinforced concrete wall type guardrail for bridge protection according to claim 1, wherein the longitudinal bars (9) and the woven bars (10) respectively penetrate through the inclined end surfaces of the frustum pyramid net (2), the longitudinal bars (9) are provided with first locking assemblies (11) which are abutted against the inner sides of the frustum pyramid net (2), and the first locking assemblies (11) are fixedly connected with the woven bars (10).
9. The semi-prefabricated reinforced concrete wall guardrail for bridge protection according to claim 1, wherein the concrete pouring area (1) covers the outside of the first and second stab plates (8, 7), and the lower end surface of the concrete pouring area (1) is a matte surface.
10. The semi-prefabricated reinforced concrete wall type guardrail for bridge protection according to claim 1, wherein the longitudinal bars (9), the supporting bars (4), the bottom ends of the vertical nets (3) and the bottom ends of the folded nets (6) all penetrate below the rough surface of the concrete pouring area (1) and are fixedly connected with reserved parts of bridge rough surface installation positions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122797034.6U CN216586164U (en) | 2021-11-16 | 2021-11-16 | Semi-prefabricated reinforced concrete wall type guardrail for bridge protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122797034.6U CN216586164U (en) | 2021-11-16 | 2021-11-16 | Semi-prefabricated reinforced concrete wall type guardrail for bridge protection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216586164U true CN216586164U (en) | 2022-05-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122797034.6U Active CN216586164U (en) | 2021-11-16 | 2021-11-16 | Semi-prefabricated reinforced concrete wall type guardrail for bridge protection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216586164U (en) |
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2021
- 2021-11-16 CN CN202122797034.6U patent/CN216586164U/en active Active
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