CN211849547U - Assembled reinforced concrete bar-shaped foundation module system - Google Patents
Assembled reinforced concrete bar-shaped foundation module system Download PDFInfo
- Publication number
- CN211849547U CN211849547U CN202020418998.8U CN202020418998U CN211849547U CN 211849547 U CN211849547 U CN 211849547U CN 202020418998 U CN202020418998 U CN 202020418998U CN 211849547 U CN211849547 U CN 211849547U
- Authority
- CN
- China
- Prior art keywords
- module
- shaped
- foundation
- reinforced concrete
- cushion
- 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
Images
Landscapes
- Foundations (AREA)
Abstract
The utility model discloses an assembled reinforced concrete bar foundation module system, including bed course module, basic module and connection module, the top surface of bed course module is equipped with the recess with the same width of top reinforced concrete bar foundation bottom surface, and the bed course module is equipped with the wedge connection bayonet socket of being connected with adjacent bed course module at the bed course edge, and the wedge connection bayonet socket of two adjacent bed course module junctions inserts through dumbbell shape voussoir XK and realizes connecting, and the middle part position of the top surface recess of each bed course module is equipped with the pit; the tip cross-section department of basic module is equipped with the shape of falling T recess for the terminal surface junction of two adjacent basic modules forms a cavity, and the shape of falling T recess lower extreme is equipped with the notch, and during the spacing recess that is fixed in the bed course module of bed course module, and the notch is corresponding with the position of pit. The utility model discloses rational in infrastructure, the assembly is simple, the connection is reliable, has fully considered the different nodal connection form in the actual work progress bar basis.
Description
Technical Field
The utility model relates to a bar foundation module system, in particular to assembled reinforced concrete bar foundation module system.
Background
The assembly type building has the characteristics of factory production of components, field assembly mechanization of the components and the like, and has the advantages of controllable component production quality, high construction speed, less occupied resources, less environmental pollution, easy control and management of construction fields, less required workers and the like, so the assembly type building is the mainstream trend of building structure development in the future. The production and assembly of the components of the existing fabricated building are mainly concentrated in the components of beams, plates, columns, walls and the like of the superstructure of the building. The foundation serves as the substructure of the building, bearing the entire weight of the superstructure throughout the building structure. Generally, the foundation structure is located below the ground and deeply buried in the soil, so the environment around the foundation structure is obviously inferior to that of other superstructure, besides bearing the upper load, the influence of groundwater and/or moisture in the soil is also considered, and for the reasons mentioned above, the traditional construction mode of cast-in-place reinforced concrete pouring is still adopted in the current foundation construction. The traditional cast-in-place concrete construction mode needs a series of procedures such as template supporting, steel bar binding, concrete pouring and vibrating, later maintenance and the like, so that the cast-in-place concrete member has the defects of high construction cost, long construction period, difficult quality control and the like. The strip foundation is one of the common foundation types in building structures, and can be generally divided into a reinforced concrete flexible strip foundation and a rigid strip foundation provided with large feet. As the strip foundation which is one of common types of foundations, the strip foundation has the characteristics of small load bearing capacity, shallow foundation burial depth and the like and is generally positioned above a groundwater level line, the strip foundation can try to use the assembly type technology of the upper structure of the building into the strip foundation of the lower structure by considering the advantages of good environment, low load bearing capacity and the like of the strip foundation compared with other types of foundations and combining the advantages of assembly type building components, so that the construction speed of the strip foundation is increased, the construction quality of the strip foundation is controlled, and the construction cost is reduced.
SUMMERY OF THE UTILITY MODEL
In order to improve the construction speed of the flexible bar basis of reinforced concrete, practice thrift construction cost, control construction quality, the utility model provides an utilize reinforced concrete bar basis of assembly type technical construction.
The technical scheme of the utility model as follows:
the assembled reinforced concrete strip-shaped foundation module system comprises a cushion layer module, a foundation module and a connecting module, wherein the cushion layer module comprises a cushion layer standard module KDC, a cushion layer end module DDC, a T-shaped node cushion layer module and an L-shaped node cushion layer module LDC, the foundation module comprises a strip-shaped foundation standard module KTJ, a T-shaped node module TTJ and an L-shaped node module LTJ, the connecting module comprises a dumbbell-shaped wedge block XK, and the T-shaped node cushion layer module comprises a first T-shaped node cushion layer module TDC1 and a second T-shaped node cushion layer module TDC 2; the top surface of each cushion layer module is provided with a groove with the same width as the bottom surface of the upper reinforced concrete strip foundation, the cushion layer module is provided with a wedge-shaped connecting bayonet connected with the adjacent cushion layer module at the edge of the cushion layer, the wedge-shaped connecting bayonet at the joint of the two adjacent cushion layer modules is inserted through a dumbbell-shaped wedge block XK to realize the fixation and connection of the two adjacent cushion layers, and a concave pit is arranged in the middle of the groove on the top surface of each cushion layer module; the end part cross section of each basic module is provided with an inverted T-shaped groove, a cavity is formed at the joint of the end surfaces of two adjacent basic modules, the lower end of each inverted T-shaped groove is provided with a notch, the cushion layer modules are limited and fixed in the grooves of the cushion layer modules, and the notches correspond to the pits in position.
Further, bed course standard module KDC and bed course tip module DDC are whole to be the rectangle, the both ends of the recess that bed course standard module KDC's top surface set up are equipped with two wedge-shaped connection bayonet sockets respectively, the one end of the recess that the top surface of bed course tip module DDC set up is equipped with two wedge-shaped connection bayonet sockets.
Further, the first T-shaped node shim module TDC1 and the second T-shaped node shim module TDC2 are connected to each other, and the groove extends from a side of an end of the connection to the outside, and a wedge coupling notch is formed at the side of the end of the connection.
Furthermore, the recess of L shape node bed course module LDC's top surface is sealed along vertical one end, and one end is non-closed, the recess is close to the horizontal side non-closed of sealed one side, non-closed one side all is equipped with wedge-shaped connection bayonet socket.
Further, the depth of the pit is not less than half of the thickness of the cushion module.
Further, the base module has a cross-sectional form in which an upper portion is trapezoidal and a lower portion is rectangular.
Furthermore, the inverted T-shaped groove of the end face of the foundation module is provided with a row of steel bar jacks close to the lower part, the steel bar jacks are inserted into the steel bar jacks of the two adjacent reinforced concrete strip-shaped foundation modules through the steel bars, and the two adjacent foundation modules are connected after concrete is poured.
Furthermore, the top surfaces of the middle corners of the T-shaped node modules TTJ and the L-shaped node modules LTJ are provided with square grooves, and four corner ribs are embedded in four corners of each groove.
The utility model discloses mainly adopt following technical scheme and beneficial effect as follows:
the utility model discloses an assembled reinforced concrete bar foundation module system, rational in infrastructure, the assembly is simple, connect reliably, has fully considered the different nodal connection form of bar foundation in the actual work progress. The cushion layer module unit and the reinforced concrete strip-shaped foundation module unit which are scientifically designed can easily realize the assembly of connecting nodes such as straight lines, T-shaped and L-shaped reinforced concrete strip-shaped foundations through different combinations of the modules, have strong applicability and solve the problem that the lower part foundation structure of a building structure can not be assembled. The construction method of assembled reinforced concrete bar foundation module system can effectual improvement bar foundation construction's speed, guarantees the quality of construction, has practiced thrift the cost of construction, has reduced the waste of resource, has appointed a direction of development for foundation structure's construction from now on, consequently the utility model discloses have very showing engineering practice value and social and economic benefits.
Drawings
Fig. 1 is a schematic diagram of the architecture of an underlying shim standard module KDC;
fig. 2 is a schematic structural view of the base mat end module DDC;
FIG. 3 is a schematic diagram of the structure of the base pad T-node module TDC 1;
FIG. 4 is a schematic diagram of the structure of the base pad T-node module TDC 2;
FIG. 5 is a schematic structural diagram of an L-shaped node module LDC of a foundation pad layer;
FIG. 6 is a schematic diagram of the fixed shim wedge block XK;
fig. 7 is a schematic structural diagram of a reinforced concrete strip foundation standard module KTJ;
fig. 8 is a schematic structural view of a reinforced concrete strip foundation end module DTJ;
FIG. 9 is a schematic diagram of the construction of a reinforced concrete bar T-node module TTJ;
fig. 10 is a schematic structural view of a reinforced concrete bar-shaped L-shaped node module LTJ;
FIG. 11 is a schematic view of a linear foundation mat assembly;
FIG. 12 is a schematic view of the assembly of a linear reinforced concrete strip foundation;
FIG. 13 is a schematic view of a T-node base mat assembly;
FIG. 14 is a schematic view of a T-joint reinforced concrete foundation assembly;
FIG. 15 is a schematic illustration of an L-shaped node base mat assembly;
fig. 16 is a schematic view of the assembly of an L-shaped node reinforced concrete foundation.
The labels in the figure are: 1. a wedge-shaped connecting bayonet; 2. a groove; 3. a pit; 4. an inverted T-shaped groove; 5. a notch; 6. inserting holes for reinforcing steel bars; 7. a square groove; 8. angle ribs; 9. an inverted T-shaped cavity filled with concrete; 10. and (6) inserting the ribs.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The utility model discloses an assembled reinforced concrete bar foundation module system carries out reasonable structural design according to common reinforced concrete bar foundation's among the actual engineering size and structure. The foundation module system can be used for conveniently splicing the strip foundations connected in node forms such as straight lines, T-shaped joints, L-shaped joints and the like in the strip foundation construction site. The utility model relates to a reinforced concrete bar form foundation module system contains two modular unit: basic bed course modular unit, reinforced concrete bar form basis modular unit and basic assembly accessory.
In order to improve the universality of the foundation cushion layer module, the cushion layer is designed into a solid plain concrete module unit with the thickness of 100mm and wedge-shaped connecting bayonets at the edges. In order to ensure that the cushions can be connected under different node forms, the cushion module units are designed into four cushion standard modules (KDC), cushion end modules (DDC), T-shaped node cushion modules (TDC1, TDC2) and L-shaped node cushion modules (LDC) by adjusting the positions and the number of wedge-shaped connecting bayonets at different edges of the cushion (as shown in figures 1-5). The top surface of each cushion layer module is provided with a groove 2 with the same width as the bottom surface of the upper reinforced concrete strip foundation, and the groove 2 is used for controlling and fixing the upper reinforced concrete pattern foundation; according to the requirements of splicing different forms of connection nodes, the edges of the cushion layers of different cushion layer modules are provided with wedge-shaped connecting bayonets 1 connected with the adjacent cushion layer modules, and the wedge-shaped connecting bayonets at the connection positions of the two adjacent cushion layer modules are inserted by adopting specially designed dumbbell-shaped wedge blocks (XK) (shown in figure 6), so that the fixation and connection of the two adjacent cushion layers are realized; the middle position of the module top surface groove of each cushion layer is provided with a pit 3 for the constructional measures connected with the upper reinforced concrete strip foundation, the depth of the pit 3 is not less than half of the thickness of the cushion layer, and the width and the length are larger than the width of a bottom notch 5 of the upper reinforced concrete strip foundation.
Considering different joint connection forms of the reinforced concrete strip foundation in actual engineering construction and combining the structural characteristics of a lower cushion layer, the reinforced concrete strip foundation module unit is designed into three forms (shown in figures 7-9) of a reinforced concrete strip foundation standard module (KTJ), a T-shaped joint module (TTJ) and an L-shaped joint module (LTJ). In order to reduce the stress of the bottom surface of the foundation and improve the bearing capacity of the foundation, the strip-shaped foundation is designed into a section form that the upper part is trapezoidal and the lower part is rectangular. An inverted T-shaped groove 4 (the depth of the groove is not less than 50mm) is formed in the cross section of the end part of each strip foundation and is used for forming a cavity at the joint of the end faces of two adjacent foundations and pouring concrete into the cavity to realize the connection of two adjacent reinforced concrete strip foundations; the shape recess lower extreme of falling T of basis tip cross-section is equipped with a notch 5 (the width of notch is not less than 1/3 of reinforced concrete strip shape basis bottom surface width) to when pouring concrete into the cavity, the concrete can flow into in the pit 3 that basis below cushion module was equipped with at the middle part, treat after the concrete hardening, when both realizing adjacent reinforced concrete strip shape foundation connection, guaranteed again the basis and be connected with the below cushion. Be close to the lower part position in every basic module terminal surface shape of falling recess 4 and be equipped with one row of steel bar jack 6, insert the steel bar jack 6 of two adjacent reinforced concrete bar shape basic modules through dowel 10 (the diameter of dowel is not less than the distribution muscle in the bar basis), the connection performance of two adjacent basic modules of improvement that can be better behind the pouring concrete improves basic wholeness. As shown in fig. 10, the top surface of the later-stage foundation is considered for wall masonry, wherein a square groove 7 is formed in the top surface of the middle corner of the T-shaped node module (TTJ) and the L-shaped node module (LTJ), four corner bars 8 are embedded in four corners in the groove, and a constructional column in a wall is conveniently arranged, so that the practicability of the bar-shaped foundation module is improved.
According to different node connection forms of the reinforced concrete strip foundation, different cushion layer modules and the reinforced concrete strip foundation modules are assembled, the cushion layer modules are assembled after the foundation is leveled and compacted to meet the compaction requirement of engineering design in the assembling process, and the designed dumbbell-shaped wedge blocks are inserted into wedge-shaped bayonets at the joints of the two adjacent cushion layer modules to realize the connection between the two adjacent cushion layer modules. After the cushion layer modules are assembled and connected, the upper reinforced concrete strip foundation modules are connected, the inserting bars are inserted into the steel bar inserting holes at the bottoms of the end faces of the two adjacent foundations in the connecting process, then the micro-expansion concrete is poured into the inverted T-shaped cavities formed by the adjacent end faces of the two foundations for construction, the reliable connection between the adjacent strip foundations and between the strip foundations and the cushion layer is realized after the poured concrete is hardened, the integral stress performance of the foundations is improved, and the load transmitted by an upper structure is better borne. The steps and the method for assembling and splicing the reinforced concrete strip foundation modules in different node forms are as follows:
1. assembling a linear reinforced concrete strip foundation: firstly, two standard cushion layer modules (KDC) are adopted for assembly connection, cushion layer assembly at the end part adopts a cushion layer end module (DDC), when two adjacent cushion layers are assembled, attention is paid to alignment of wedge-shaped connecting notches 1 connected with adjacent end faces, and dumbbell-shaped wedge blocks can be conveniently inserted smoothly to realize connection between cushion layers (as shown in figure 11). After the completion is assembled to the zone bed course, adopt bar basic standard module (KTJ) to assemble, assemble the in-process at basic module, will notice the basis bottom surface and will ensure to fall into in the recess 2 that the bed course top surface set up. After the assembly of one strip foundation is finished, inserting the dowel bars 10 into the steel bar inserting holes 6 at the bottoms of the two adjacent foundations respectively before the assembly of the adjacent foundations. The assembling seam of the adjacent foundation and the assembling seam of the adjacent cushion layer of the lower part form a staggered seam, moisture in a foundation soil body is prevented from entering a wall body of the foundation and the upper part of the foundation through the assembling seam of the cushion layer, meanwhile, a bottom notch 5 at the joint of the adjacent foundation is ensured to be positioned right above a pit 3 on the top surface of the cushion layer below, and when concrete is poured into the inverted T-shaped cavity from the upper part, the concrete can flow into the pit 3 on the cushion layer of the lower part through the notch 5, so that the reliable connection between the strip-shaped foundation on the upper part and the cushion layer on the lower part is realized (as shown in figure 12.
2. Assembling a reinforced concrete strip foundation of the T-shaped connecting joint: firstly, a standard cushion module (KDC) and a T-shaped cushion node module (TDC1/TDC2) are adopted for assembly (as shown in figure 13), after the cushion is assembled, a strip-shaped foundation T-shaped module (TTJ) is adopted for assembly (as shown in figure 14), and the requirements and steps of assembly refer to the assembly of a linear reinforced concrete strip-shaped foundation.
3. Assembling the L-shaped node reinforced concrete strip foundation: firstly, a cushion layer standard module (KDC) and a cushion layer L-shaped node module (LDC) are adopted for assembly (as shown in figure 15), after the cushion layer is assembled, a bar-shaped foundation L-shaped module (LTJ) is adopted for assembly (as shown in figure 16), and the assembly requirements and steps refer to the assembly of a linear reinforced concrete bar-shaped foundation.
The assembly type reinforced concrete strip foundation abandons the traditional construction mode and process, designs the cushion layer below the foundation and the strip foundation above the foundation into modules and completely realizes assembly construction, and adopts the designed constructional measures to improve the connectivity between the upper module and the lower module of the cushion layer and the upper reinforced concrete strip foundation. Furthermore, the utility model discloses consider the bar foundation in the actual engineering construction bar foundation different form's node form, designed the bed course and the assembled reinforced concrete bar foundation module system of the three kinds of nodal connection forms of straight line shape, L shape, T shape to this improves the utility model discloses the actual effect nature and the pertinence of using in actual engineering. For the construction of better instruction, this utility model provides an assembly method of assembled reinforced concrete bar foundation system bed course and reinforced concrete bar foundation module under different nodal connection forms.
To sum up, the utility model discloses an assembled reinforced concrete bar foundation module system, rational in infrastructure, assembly are simple, connect reliably, have fully considered the different nodal connection form of bar foundation in the actual work progress. The cushion layer module unit and the reinforced concrete strip-shaped foundation module unit which are scientifically designed can easily realize the assembly of connecting nodes such as straight lines, T-shaped and L-shaped reinforced concrete strip-shaped foundations through different combinations of the modules, have strong applicability and solve the problem that the lower part foundation structure of a building structure can not be assembled. This kind of novel assembled reinforced concrete bar foundation module system and assembly method thereof can effectual improvement bar foundation construction's speed, guarantees the quality of construction, has practiced thrift the cost of construction, has reduced the waste of resource, has appointed a direction of development for foundation structure's construction from now on, consequently the utility model discloses have very showing engineering practice value and social and economic benefits.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. Assembled reinforced concrete bar basis module system, its characterized in that: the cushion comprises a cushion module, a foundation module and a connecting module, wherein the cushion module comprises a cushion standard module KDC, a cushion end module DDC, a T-shaped node cushion module and an L-shaped node cushion module LDC, the foundation module comprises a strip-shaped foundation standard module KTJ, a T-shaped node module TTJ and an L-shaped node module LTJ, the connecting module comprises a dumbbell-shaped wedge XK, and the T-shaped node cushion module comprises a first T-shaped node cushion module TDC1 and a second T-shaped node cushion module TDC 2; the top surface of each cushion layer module is provided with a groove (2) with the same width as the bottom surface of the upper reinforced concrete strip foundation, the cushion layer module is provided with a wedge-shaped connecting bayonet (1) connected with the adjacent cushion layer module at the edge of the cushion layer, the wedge-shaped connecting bayonets (1) at the joint of the two adjacent cushion layer modules are inserted through dumbbell-shaped wedge blocks XK to realize the fixation and connection of the two adjacent cushion layers, and a concave pit (3) is arranged in the middle of the groove (2) on the top surface of each cushion layer module; the utility model discloses a cushion layer module, including the base module, the tip cross-section department of base module is equipped with inverted T shape recess (4) for the terminal surface junction of two adjacent base modules forms a cavity, inverted T shape recess (4) lower extreme is equipped with notch (5), the base module is spacing to be fixed in recess (2) of cushion layer module, just notch (5) with the position of pit (3) is corresponding.
2. The assembled reinforced concrete strip foundation module system of claim 1, wherein: cushion layer standard module KDC and cushion layer tip module DDC wholly are the rectangle, the both ends of recess (2) that cushion layer standard module KDC's top surface set up are equipped with two wedge-shaped connection bayonet sockets (1) respectively, the one end of recess (2) that the top surface of cushion layer tip module DDC set up is equipped with two wedge-shaped connection bayonet sockets (1).
3. The assembled reinforced concrete strip foundation module system of claim 1, wherein: the first T-shaped node pad module TDC1 and the second T-shaped node pad module TDC2 are connected with each other, the groove (2) extends to the outside from the side surface of one end of the connection, and the side surface of one end of the connection is provided with a wedge-shaped connecting bayonet (1).
4. The assembled reinforced concrete strip foundation module system of claim 1, wherein: recess (2) of L shape node bed course module LDC's top surface are sealed along vertical one end, and one end is non-closed, recess (2) are close to the horizontal side non-closure of closed one side, non-closed one side all is equipped with wedge-shaped connection bayonet socket (1).
5. The assembled reinforced concrete strip foundation module system of claim 1, wherein: the depth of the pit (3) is not less than half of the thickness of the cushion layer module.
6. The assembled reinforced concrete strip foundation module system of claim 1, wherein: the base module is in a cross-sectional form with a trapezoidal upper part and a rectangular lower part.
7. The assembled reinforced concrete strip foundation module system of claim 1, wherein: the inverted T-shaped groove (4) of the end face of the foundation module is provided with a row of steel bar insertion holes (6) close to the lower part, the steel bar insertion holes (6) of two adjacent reinforced concrete strip-shaped foundation modules are inserted through the steel bars, and the connection of the two adjacent foundation modules is realized after concrete is poured.
8. The assembled reinforced concrete strip foundation module system of claim 1, wherein: the top surfaces of the middle corners of the T-shaped node modules TTJ and the L-shaped node modules LTJ are provided with square grooves (7), and four corner ribs (8) are embedded at four corners of each groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020418998.8U CN211849547U (en) | 2020-03-26 | 2020-03-26 | Assembled reinforced concrete bar-shaped foundation module system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020418998.8U CN211849547U (en) | 2020-03-26 | 2020-03-26 | Assembled reinforced concrete bar-shaped foundation module system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211849547U true CN211849547U (en) | 2020-11-03 |
Family
ID=73137145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020418998.8U Active CN211849547U (en) | 2020-03-26 | 2020-03-26 | Assembled reinforced concrete bar-shaped foundation module system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211849547U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111305248A (en) * | 2020-03-26 | 2020-06-19 | 常州工程职业技术学院 | Assembly type reinforced concrete strip foundation module system and construction method |
-
2020
- 2020-03-26 CN CN202020418998.8U patent/CN211849547U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111305248A (en) * | 2020-03-26 | 2020-06-19 | 常州工程职业技术学院 | Assembly type reinforced concrete strip foundation module system and construction method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203320738U (en) | Assembled concrete frame-shear wall structure | |
| CN104652671A (en) | Prefabricated assembly-type concrete outer-hanging wallboard fixing device and installation method | |
| CN210767243U (en) | Assembled building frame construction | |
| CN210369032U (en) | Socket type precast concrete assembled retaining wall unit and assembled retaining wall thereof | |
| CN211849547U (en) | Assembled reinforced concrete bar-shaped foundation module system | |
| CN113718753B (en) | Anchor underground continuous wall foundation assembled type intermediate wall and construction method | |
| CN107761759B (en) | L-shaped concrete retaining wall | |
| CN111305248A (en) | Assembly type reinforced concrete strip foundation module system and construction method | |
| CN220117272U (en) | Interior step precast concrete embankment retaining wall | |
| CN111287206A (en) | Assembly type concrete strip foundation module system and construction method | |
| CN205669211U (en) | A kind of prefabricated Gravity Retaining Wall | |
| CN211816360U (en) | Cross-shaped node-connected reinforced concrete assembled type concrete strip-shaped foundation module unit | |
| CN114215171B (en) | Assembled structure slurry overflow connection node and construction method thereof | |
| CN211849546U (en) | Assembled concrete strip foundation module system | |
| CN214168609U (en) | Novel assembled channel type soilless roadbed | |
| CN205857745U (en) | Joint bar constructing structure | |
| CN214034246U (en) | Assembled concrete prefabricated component | |
| CN210946864U (en) | Landscape structure foundation for soft stratum | |
| CN210086286U (en) | Modular combined ring main unit foundation | |
| CN212715013U (en) | Ecological assembly retaining wall | |
| CN209816901U (en) | Connection type precast concrete retaining wall | |
| CN220203072U (en) | Vertical connecting device of assembled prefabricated shear wall | |
| CN110666953A (en) | High-speed railway beam-making pedestal suitable for unfavorable geology and construction method thereof | |
| CN213391212U (en) | Cast-in-place formwork for rainwater hopper | |
| CN209989834U (en) | Prefabricated combination barricade of assembled of having pile foundation condition |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |