CN219731647U - Detachable concrete guardrail structure with buffer function - Google Patents
Detachable concrete guardrail structure with buffer function Download PDFInfo
- Publication number
- CN219731647U CN219731647U CN202320522128.9U CN202320522128U CN219731647U CN 219731647 U CN219731647 U CN 219731647U CN 202320522128 U CN202320522128 U CN 202320522128U CN 219731647 U CN219731647 U CN 219731647U
- Authority
- CN
- China
- Prior art keywords
- concrete
- wall body
- buffer block
- steel plate
- prefabricated wall
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The utility model discloses a detachable concrete guardrail structure with a buffering function, which comprises a concrete prefabricated wall body, a back support and a longitudinal connecting piece, wherein the back of the concrete prefabricated wall body is provided with an inwards concave mounting groove, the back support consists of a supporting upright post and a buffering block, the buffering block is spliced on the front of the supporting upright post through an adjusting bolt, the distance between the supporting upright post and the buffering block can be controlled through the adjusting bolt, the back support is embedded in the mounting groove, the buffering block is attached to the side wall of the mounting groove, the concrete prefabricated wall body is horizontally swung on a foundation, the back support is fixedly connected with the foundation through an anchoring bolt, and each section of the concrete prefabricated wall body is assembled into a whole through the longitudinal connecting piece. The scheme combines the concrete precast block with the back stop block, integrates the characteristics of simple installation and the anti-collision advantage of the concrete wall, effectively solves the field installation and application problems, has strong engineering adaptability, and has the function of repeated recycling.
Description
Technical Field
The utility model belongs to the field of traffic safety protection, and particularly relates to a detachable concrete guardrail structure with a buffering function.
Background
At present, people pay more and more attention to the safety of transportation, and the highway guardrail plays a vital role as the last defense line of transportation safety.
The concrete guardrail is a common highway guardrail protection form, has the advantage of high rigidity through years of application practice, has great safety protection allowance, forms the prefabricated concrete guardrail with assembly function through continuous research of traffic safety scientific research institutions, the structure is prefabricated in the mill to process standard sections, standard section assembly is carried out on site through anchoring parts, the time of occupying the road surface on site can be saved by the mode, the construction period is greatly shortened, but in order to ensure the protection performance, the prefabricated assembly guardrail at the present stage is complex to connect, the connection anchoring parts are very difficult to construct during on-site hoisting, constructors have great dangers, because the difficulty of connecting and anchoring the structure of the prefabricated assembly guardrail is hardly involved, the construction method is often adopted during dismantling, and great resource waste is caused.
In addition, the investigation shows that most bridge plates are prefabricated and assembled in the current stage, and the bridge plates can generate multi-directional dislocation in the assembling process, so that the prefabricated and assembled guardrail in the current stage is difficult to apply, and the problems of incapability of adjusting the line shape and difficulty in installation are caused; in addition, after the cast-in-situ concrete foundation is impacted by a vehicle, the foundation connected with the bridge plate can be damaged, the collision force is too large, even the bridge main body structure is damaged, the vehicle body is seriously damaged after the small vehicle impacts the concrete guardrail, the buffering energy absorption function is not realized, and the in-vehicle storage space is seriously compressed.
Through the analysis and research, the inventor provides a detachable concrete guardrail structure with a buffer function based on a concrete guardrail stress mechanism and combined with the on-site actual engineering installation application, the steel structure support and the concrete wall body are subjected to structural combination design, meanwhile, an assembly method is optimized, a guardrail rapid installation process and high protection capability are realized, a reusable function of the concrete guardrail is realized, and the detachable concrete guardrail structure can be applied to new roads or reconstruction and expansion roads.
Disclosure of Invention
The utility model aims to provide a detachable concrete guardrail structure with a buffering function, which solves the problems of difficult installation, complex connection, overlarge rigidity and repeated recycling of the existing concrete guardrail.
In order to achieve the technical purpose, the technical scheme of the utility model is realized as follows:
the utility model provides a can dismantle concrete guardrail structure with buffer function, includes precast concrete wall body, back support, longitudinal connection spare, precast concrete wall body passes through the prefabricated segmental of reinforcing bar and concrete, precast concrete wall body back sets up the mounting groove of indent, and the mounting groove interval sets up or vertically leads to long setting, back support comprises supporting column and buffer block, and the buffer block passes through adjusting bolt and pieces together the dress on the supporting column in front, and accessible adjusting bolt controls the interval of supporting column and buffer block, back support builds in the mounting groove, and the buffer block laminating is at the lateral wall of mounting groove, precast concrete wall body flat pendulum is on the basis, back support passes through anchor bolted connection with the basis fixedly, assemble into whole through longitudinal connection spare between every segmental of precast concrete wall body.
Further, the bottom of the supporting upright post is welded with a flange plate, the flange plate is connected with an anchor bolt, the supporting upright post is vertically arranged on a foundation, a connecting bolt hole is arranged in front of the supporting upright post, a connecting bolt hole is also arranged on a buffer block, the buffer block is vertically arranged on the supporting upright post in a plurality of rows through an adjusting bolt,
further, when the cross section of the buffer block is circular, the buffer block is of an independent cylindrical structure, a connecting bolt hole is arranged in the center of the circular surface of the cylinder, and the cylinder can rotate around the adjusting bolt;
when the section shape of the buffer block is rectangular, the buffer block is of a rectangular tube structure with a through length, the rectangular tube is longitudinally arranged in the mounting groove in a through length mode, and the rectangular tube is longitudinally spliced through the inner sleeve.
Further, the buffer block is attached to the mounting groove or is provided with a rubber pad.
Further, a vertical through hoisting hole is formed in the cross section of the concrete prefabricated wall body, and hollow PVC pipes or round steel pipes are arranged around the hoisting hole.
Further, the front bottom of the concrete prefabricated wall body is attached to the surface layer, and the concrete prefabricated wall body is embedded between the back support and the surface layer.
Further, the longitudinal connecting piece is in a connecting steel plate form or a tongue-and-groove form, when the longitudinal connecting piece is in the connecting steel plate form, the longitudinal connecting piece comprises a connecting steel plate and embedded bolts, connecting grooves are formed in the two ends of the top of the concrete prefabricated wall body, the embedded bolts are vertically anchored in the connecting grooves, assembling bolt holes are formed in the connecting steel plate, when the concrete prefabricated wall body is assembled, the connecting steel plate is embedded in the connecting grooves, and the embedded bolts penetrate into the assembling bolt holes to form anchoring; when the longitudinal connecting piece is in a tongue-and-groove form, the two ends of the side face of the concrete prefabricated wall body are respectively provided with a notch and a convex block, and when the concrete prefabricated wall body is spliced, the convex blocks are inserted into the notches to form connection.
Furthermore, the front slope surface form of the concrete prefabricated wall body comprises an F-shaped slope surface, a reinforced slope surface and a single slope surface.
Further, the front bottom of the concrete prefabricated wall body can be provided with an embedded steel plate, an anchoring steel plate is arranged at the matched position of the top surface of the foundation, the embedded steel plate and the anchoring steel plate are in contact surface and form an included angle of 90 degrees, and the embedded steel plate and the anchoring steel plate are integrally connected through welding.
After the technical scheme is adopted, the utility model has the following beneficial effects:
(1) Based on the research on the protection mechanism of the concrete guardrail, the anti-slip is mainly utilized, the anti-capsizing is auxiliary, and the high protection capability of the bridge guardrail is met;
(2) The embedded foundation is adopted, the bottom and the bridge flange plate are not fixedly connected, the on-site rapid longitudinal connection can be realized, the construction is very convenient, and the universal joint has the characteristic of strong universality;
(3) The industrialized batch production is realized, and the rapid assembly construction process of the prefabricated assembled concrete guardrail is realized;
(4) The requirement of repeated reutilization of the concrete guardrail is met, the resource waste is reduced, and the engineering cost is reduced;
(5) The back support has a buffering and energy absorbing function, so that the deformation of the car body after the small car impacts the concrete guardrail is reduced;
(6) The embedded foundation is adopted, the back support of the guardrail precast block is provided with the mounting groove with a certain fault-tolerant space, the adjustment of linearity and application are convenient, and the problems of expansion and contraction of the bridge expansion joint and guardrail adaptation are effectively solved.
Drawings
For a clearer description of the technical solutions of the present utility model, the following brief description will be given of the drawings that are used in the embodiments:
FIG. 1 is a schematic view showing a cross section of an embodiment 1 of the present utility model;
FIG. 2 is an elevation illustration of embodiment 1 of the present utility model;
FIG. 3 is a perspective view showing a concrete prefabricated wall according to example 1 of the present utility model;
FIG. 4 is a perspective view showing a back support according to embodiment 1 of the present utility model;
FIG. 5 is a view showing an example of a longitudinal splice position plane according to embodiment 1 of the present utility model;
FIG. 6 is a schematic view showing a cross-section of an embodiment 2 of the present utility model;
FIG. 7 is an elevation view of the embodiment 2 of the present utility model;
FIG. 8 is a perspective view showing a back support according to embodiment 2 of the present utility model;
FIG. 9 is a view showing an example of a longitudinal splice position plane according to embodiment 2 of the present utility model;
FIG. 10 is a plan view showing a connecting steel plate according to embodiment 2 of the present utility model;
FIG. 11 is a schematic view showing a cross section of an embodiment 3 of the present utility model;
FIG. 12 is an elevation illustration of embodiment 3 of the present utility model;
fig. 13 is a perspective view showing a back support according to embodiment 3 of the present utility model.
Drawings
1. Prefabricating a wall body by using concrete; 2. a back support; 3. a mounting groove; 4. a support column; 5. a buffer block; 6. a foundation; 7. an anchor bolt; 8. a flange plate; 9. an adjusting bolt; 10. a connecting bolt hole; 11. an inner sleeve; 12. a rubber pad; 13. a hoisting hole; 14. a surface layer; 15. connecting steel plates; 16. embedding bolts; 17. a connecting groove; 18. assembling bolt holes; 19. a notch; 20. a bump; 21. embedding a steel plate; 22. and (5) anchoring the steel plate.
Detailed Description
The present utility model will be described in further detail with reference to examples and embodiments. It should not be construed that the scope of the above subject matter of the present utility model is limited to the following embodiments, and that all the techniques implemented based on the present utility model are within the scope of the present utility model.
Fig. 1 to 3 are diagrams showing an example of a detachable concrete guardrail structure having a buffering function according to embodiment 1 of the present utility model. Including precast concrete wall 1, back support 2, longitudinal connection spare, precast concrete wall 1 is through steel bar and precast concrete segment, precast concrete wall 1 back sets up indent mounting groove 3, and mounting groove 3 interval sets up, back support 2 comprises support post 4 and buffer block 5, and buffer block 5 is assembled on support post 4 the place ahead through adjusting bolt 9, and accessible adjusting bolt 9 control support post 4 and buffer block 5's interval, back support 2 builds in mounting groove 3, and buffer block 5 laminating is at the lateral wall of mounting groove 3, precast concrete wall 1 plain pendulum is on basis 6, back support 2 is fixed through anchor bolt 7 connection with basis 6, assemble as wholly through longitudinal connection spare between precast concrete wall 1 each segment.
As shown in fig. 4, the flange plate 8 is welded at the bottom of the supporting upright 4, the flange plate 8 is connected with the anchor bolts 7, the supporting upright 4 is vertically arranged on the foundation 6, the connecting bolt holes 10 are arranged in front of the supporting upright 4, the connecting bolt holes 10 are also arranged on the buffer blocks 5, and the buffer blocks 5 are vertically arranged on the supporting upright 4 in a plurality of rows through the adjusting bolts 9.
When the cross section shape of the buffer block 5 is circular, the buffer block 5 is of an independent cylindrical structure, a connecting bolt hole 10 is formed in the center of the circular surface of the cylinder, and the cylinder can rotate around the adjusting bolt 9.
The surface of the buffer block 5, which is attached to the mounting groove 3, is provided with a rubber pad 12.
The cross section of the concrete prefabricated wall body 1 is provided with a vertically-through lifting hole 13, and hollow PVC pipes or round steel pipes are arranged around the lifting hole 13.
The front bottom of the concrete prefabricated wall body 1 is attached to the surface layer 14, and the concrete prefabricated wall body 1 is embedded and fixed between the back support 2 and the surface layer 14.
As shown in fig. 5, the longitudinal connecting piece is in a tongue-and-groove form, two ends of the side surface of the concrete prefabricated wall body 1 are respectively provided with a notch 19 and a convex block 20, and when the concrete prefabricated wall body 1 is spliced in pairs, the convex blocks 20 are inserted into the notches 19 to form connection.
Fig. 6 to 7 are diagrams showing an example of a detachable concrete guardrail structure having a buffering function according to embodiment 1 of the present utility model. Including precast concrete wall 1, back support 2, longitudinal connection spare, precast concrete wall 1 is through steel bar and precast concrete segment, precast concrete wall 1 back sets up indent mounting groove 3, and mounting groove 3 vertically leads to long setting, back support 2 comprises support post 4 and buffer block 5, and buffer block 5 passes through adjusting bolt 9 to be assembled on support post 4 the place ahead, and accessible adjusting bolt 9 control support post 4 and buffer block 5's interval, back support 2 builds in mounting groove 3, and buffer block 5 laminating is at the lateral wall of mounting groove 3, precast concrete wall 1 plain pendulum is on basis 6, back support 2 is fixed through anchor bolt 7 connection with basis 6, assemble into whole through longitudinal connection spare between each segment of precast concrete wall 1.
As shown in fig. 8, the flange plate 8 is welded at the bottom of the supporting upright 4, the flange plate 8 is connected with the anchor bolts 7, the supporting upright 4 is vertically arranged on the foundation 6, the connecting bolt holes 10 are arranged in front of the supporting upright 4, the connecting bolt holes 10 are also arranged on the buffer blocks 5, and the buffer blocks 5 are vertically arranged on the supporting upright 4 in a plurality of rows through the adjusting bolts 9.
When the section shape of the buffer block 5 is rectangular, the buffer block 5 is of a rectangular pipe structure, and the rectangular pipe is arranged in the mounting groove 3.
The surface of the buffer block 5, which is attached to the mounting groove 3, is provided with a rubber pad 12.
The cross section of the concrete prefabricated wall body 1 is provided with a vertically-through lifting hole 13, and hollow PVC pipes or round steel pipes are arranged around the lifting hole 13.
The front bottom of the concrete prefabricated wall body 1 is attached to the surface layer 14, and the concrete prefabricated wall body 1 is embedded and fixed between the back support 2 and the surface layer 14.
As shown in fig. 9-10, the longitudinal connecting piece is in the form of a connecting steel plate and comprises a connecting steel plate 15 and embedded bolts 16, connecting grooves 17 are formed in two ends of the top of the concrete prefabricated wall body 1, the embedded bolts 16 are vertically anchored in the connecting grooves 17, assembling bolt holes 18 are formed in the connecting steel plate 15, when the concrete prefabricated wall body 1 is assembled, the connecting steel plate 15 is embedded in the connecting grooves 17, and the embedded bolts 16 penetrate into the assembling bolt holes 18 to form anchoring.
Fig. 11 to 12 are diagrams showing an example of a detachable concrete guardrail structure having a buffering function according to embodiment 1 of the present utility model. Including precast concrete wall 1, back support 2, longitudinal connection spare, precast concrete wall 1 is through steel bar and precast concrete segment, precast concrete wall 1 back sets up indent mounting groove 3, and mounting groove 3 vertically leads to long setting, back support 2 comprises support post 4 and buffer block 5, and buffer block 5 passes through adjusting bolt 9 to be assembled on support post 4 the place ahead, and accessible adjusting bolt 9 control support post 4 and buffer block 5's interval, back support 2 builds in mounting groove 3, and buffer block 5 laminating is at the lateral wall of mounting groove 3, precast concrete wall 1 plain pendulum is on basis 6, back support 2 is fixed through anchor bolt 7 connection with basis 6, assemble into whole through longitudinal connection spare between each segment of precast concrete wall 1.
As shown in fig. 13, the flange plate 8 is welded at the bottom of the supporting upright 4, the flange plate 8 is connected with the anchor bolts 7, the supporting upright 4 is vertically arranged on the foundation 6, the connecting bolt holes 10 are arranged in front of the supporting upright 4, the connecting bolt holes 10 are also arranged on the buffer blocks 5, and the buffer blocks 5 are vertically arranged on the supporting upright 4 in a plurality of rows through the adjusting bolts 9.
When the cross section shape of the buffer block 5 is circular, the buffer block 5 is of an independent cylindrical structure, a connecting bolt hole 10 is formed in the center of the circular surface of the cylinder, and the cylinder can rotate around the adjusting bolt 9.
The surface of the buffer block 5, which is attached to the mounting groove 3, is provided with a rubber pad 12.
The cross section of the concrete prefabricated wall body 1 is provided with a vertically-through lifting hole 13, and hollow PVC pipes or round steel pipes are arranged around the lifting hole 13.
The front bottom of the concrete prefabricated wall body 1 is attached to the surface layer 14, and the concrete prefabricated wall body 1 is embedded and fixed between the back support 2 and the surface layer 14.
The longitudinal connecting piece is in a tongue-and-groove form, the two ends of the side face of the concrete prefabricated wall body 1 are respectively provided with a notch 19 and a convex block 20, and when the concrete prefabricated wall body 1 is spliced in pairs, the convex blocks 20 are inserted into the notches 19 to form connection.
The bottom of the front face of the precast concrete wall body 1 can be provided with an embedded steel plate 21, the matched position of the top face of the foundation 6 is provided with an anchoring steel plate 22, the embedded steel plate 21 and the anchoring steel plate 22 are in contact with each other to form an included angle of 90 degrees, and the embedded steel plate 21 and the anchoring steel plate 22 can be integrally connected through welding.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (9)
1. The utility model provides a can dismantle concrete guardrail structure with buffer function, includes prefabricated wall body of concrete (1), back support (2), longitudinal connecting piece, its characterized in that: precast concrete wall body (1) are prefabricated into the festival section through reinforcing bar and concrete, precast concrete wall body (1) back sets up mounting groove (3) of indent, and mounting groove (3) interval sets up or vertical logical long setting, back support (2) are constituteed by support post (4) and buffer block (5), and buffer block (5) are assembled on support post (4) the place ahead through adjusting bolt (9), and interval of support post (4) and buffer block (5) is controlled through adjusting bolt (9), back support (2) are embedded in mounting groove (3), and buffer block (5) laminating is in the lateral wall of mounting groove (3), precast concrete wall body (1) plain swing is on basis (6), back support (2) are fixed through anchor bolt (7) connection with basis (6), assemble into whole through longitudinal connection spare between each festival of precast concrete wall body (1).
2. A removable concrete guardrail structure with cushioning function according to claim 1, characterized in that: support post (4) bottom welding ring flange (8), ring flange (8) are connected with anchor bolt (7), support post (4) vertical setting is on basis (6), support post (4) are preceding to be set up connecting bolt hole (10), also set up connecting bolt hole (10) on buffer block (5), buffer block (5) are through a plurality of rows of vertical setting on support post (4) of adjusting bolt (9).
3. A removable concrete guardrail structure with cushioning function according to claim 1, characterized in that: the cross section of the buffer block (5) is circular or rectangular, when the cross section of the buffer block (5) is circular, the buffer block (5) is of an independent cylindrical structure, a connecting bolt hole (10) is arranged in the center of the circular surface of the cylinder, and the cylinder can rotate around the adjusting bolt (9);
when the section shape of the buffer block (5) is rectangular, the buffer block (5) is of a rectangular tube structure with a through length, the rectangular tube is longitudinally arranged in the mounting groove (3) in a through length mode, and the rectangular tube is longitudinally spliced through the inner sleeve (11).
4. A removable concrete guardrail structure with cushioning function according to claim 1, characterized in that: the buffer block (5) is attached to the mounting groove (3) or is provided with a rubber pad (12).
5. A removable concrete guardrail structure with cushioning function according to claim 1, characterized in that: the cross section of the concrete prefabricated wall body (1) is provided with a vertically-through lifting hole (13), and hollow PVC pipes or round steel pipes are arranged around the lifting hole (13).
6. A removable concrete guardrail structure with cushioning function according to claim 1, characterized in that: the front bottom of the concrete prefabricated wall body (1) is attached to the surface layer (14), and the concrete prefabricated wall body (1) is embedded between the back support (2) and the surface layer (14).
7. A removable concrete guardrail structure with cushioning function according to claim 1, characterized in that: the longitudinal connecting piece is in a connecting steel plate form or a tongue-and-groove form, when the longitudinal connecting piece is in the connecting steel plate form, the longitudinal connecting piece comprises a connecting steel plate (15) and embedded bolts (16), connecting grooves (17) are formed in the two ends of the top of the concrete prefabricated wall body (1), the embedded bolts (16) are vertically anchored in the connecting grooves (17), assembling bolt holes (18) are formed in the connecting steel plate (15), and when the concrete prefabricated wall body (1) is assembled, the connecting steel plate (15) is embedded in the connecting grooves (17), and the embedded bolts (16) penetrate into the assembling bolt holes (18) to form anchoring; when the longitudinal connecting piece is in a tongue-and-groove form, the two ends of the side face of the concrete prefabricated wall body (1) are respectively provided with a notch (19) and a convex block (20), and when the concrete prefabricated wall body (1) is spliced, the convex blocks (20) are inserted into the notches (19) to form connection.
8. A removable concrete guardrail structure with cushioning function according to claim 1, characterized in that: the front slope surface form of the concrete prefabricated wall body (1) comprises an F-shaped slope surface, a reinforced slope surface and a single slope surface.
9. A removable concrete guardrail structure with cushioning function according to claim 1, characterized in that: the bottom of the front face of the concrete prefabricated wall body (1) can be provided with an embedded steel plate (21), an anchoring steel plate (22) is arranged at the matched position of the top face of the foundation (6), the embedded steel plate (21) is in contact with the anchoring steel plate (22) to form an included angle of 90 degrees, and the embedded steel plate and the anchoring steel plate are integrally connected through welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320522128.9U CN219731647U (en) | 2023-03-17 | 2023-03-17 | Detachable concrete guardrail structure with buffer function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320522128.9U CN219731647U (en) | 2023-03-17 | 2023-03-17 | Detachable concrete guardrail structure with buffer function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219731647U true CN219731647U (en) | 2023-09-22 |
Family
ID=88057227
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320522128.9U Active CN219731647U (en) | 2023-03-17 | 2023-03-17 | Detachable concrete guardrail structure with buffer function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219731647U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117702662A (en) * | 2024-02-06 | 2024-03-15 | 山东高速股份有限公司 | Spliced electromagnetic induction guardrail structure and construction method |
| CN119553591A (en) * | 2025-01-24 | 2025-03-04 | 保利长大工程有限公司 | Prefabricated concrete guardrail with perforation anchoring structure |
-
2023
- 2023-03-17 CN CN202320522128.9U patent/CN219731647U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117702662A (en) * | 2024-02-06 | 2024-03-15 | 山东高速股份有限公司 | Spliced electromagnetic induction guardrail structure and construction method |
| CN117702662B (en) * | 2024-02-06 | 2024-04-16 | 山东高速股份有限公司 | Spliced electromagnetic induction guardrail structure and construction method |
| CN119553591A (en) * | 2025-01-24 | 2025-03-04 | 保利长大工程有限公司 | Prefabricated concrete guardrail with perforation anchoring structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201972237U (en) | Section prefabricated rectangular steel pipe concrete truss | |
| CN107165039A (en) | Encorbelment mass concrete construction prestress anchoraging angle-table bracket and its construction method | |
| CN110468691B (en) | A post-disaster replaceable prefabricated concrete anti-sway bridge pier system | |
| CN219731647U (en) | Detachable concrete guardrail structure with buffer function | |
| CN205951961U (en) | A overhead station of light rail assembled for highly seismic region | |
| CN211312176U (en) | Prefabricated UHPC lattice formula bridge pier column structure of assembling | |
| CN214737322U (en) | Assembled mound roof beam concreties structure | |
| CN214993171U (en) | Bridge bent cap construction is with assembled sectional shelf-unit platform | |
| CN212801168U (en) | Single-column pier bridge concreties antidumping reinforced structure | |
| CN110184903B (en) | A truss-type prefabricated pipe column assembled bridge pier | |
| CN202610695U (en) | Corrugated steel web type pre-tensioned prestressed concrete I-type beam | |
| CN214656443U (en) | Hoop positioning structure for supporting prestressed bent cap | |
| CN212405225U (en) | Bracket type steel structure tower crane foundation structure | |
| CN210177354U (en) | Seismic Bridge Pier Components | |
| CN210369025U (en) | Floor-free tower crane foundation construction structure with steel structure | |
| CN114370182A (en) | Three-layer single-column assembled elevated station | |
| CN114370008A (en) | A kind of reinforcement system and construction method for rapidly increasing the bearing capacity of bridges | |
| CN113186854A (en) | Concrete guardrail prefabricated thin plate structure and recycling construction method thereof | |
| CN221255194U (en) | Temporary road of steel trestle | |
| CN112796201A (en) | An assembled pier beam consolidation structure | |
| CN218911161U (en) | Temporary fixing structure for prefabricated pier column and bearing platform | |
| CN222139753U (en) | Steel bent cap and concrete pier column connection structure | |
| CN111576197B (en) | Assembled bridge abutment capable of relieving bumping at bridge head and construction method thereof | |
| CN222435105U (en) | Replacing boom arch rib hoop | |
| CN219930723U (en) | A anti-anchor structure that draws for installation of assembled bent cap section |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |