CN117780022A - Component with threaded connecting hole and connecting structure thereof - Google Patents
Component with threaded connecting hole and connecting structure thereof Download PDFInfo
- Publication number
- CN117780022A CN117780022A CN202311849906.6A CN202311849906A CN117780022A CN 117780022 A CN117780022 A CN 117780022A CN 202311849906 A CN202311849906 A CN 202311849906A CN 117780022 A CN117780022 A CN 117780022A
- Authority
- CN
- China
- Prior art keywords
- connection
- bolt
- internal thread
- sleeve
- threaded
- 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.)
- Pending
Links
- 239000011148 porous material Substances 0.000 claims description 31
- 229910000831 Steel Inorganic materials 0.000 claims description 15
- 239000010959 steel Substances 0.000 claims description 15
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 238000009417 prefabrication Methods 0.000 description 3
- 230000035939 shock Effects 0.000 description 3
- 238000004873 anchoring Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
Landscapes
- Joining Of Building Structures In Genera (AREA)
Abstract
The invention discloses a component with a threaded connecting hole and a connecting structure thereof, wherein the component with the threaded connecting hole comprises: a precast slab body; an internal thread duct is formed on the end surface of the precast slab body; the inner thread of the inner thread hole channel is connected with a connecting bolt through an inner thread; the connecting bolts corresponding to the two precast slab bodies to be butted are connected through the connecting piece. The member with the threaded connecting hole is adopted to butt-joint a plurality of precast slab bodies on a horizontal plane or a vertical plane, and the end surfaces of the butt-jointed precast slab bodies are fixedly connected with the connecting piece through connecting bolts; the prefabricated plate combined structure and the beam/column/wallboard after connection are constructed at the joint of the connecting bolt and the connecting piece to form a node connection structure. The invention sets up the connecting bolt through the internal thread duct of the precast slab body, then connect by the connecting piece, form the whole prefabricated component or structure and decorate the integrated component. After the components are installed, the connecting bolts are mutually propped up through the connecting pieces, and then concrete is poured so that the two components form an integral structure.
Description
Technical Field
The invention relates to the technical field of civil engineering, in particular to a member with a threaded connecting hole and a connecting structure thereof.
Background
The traditional prestressed hollow floor slab has high loading capacity, but no connecting ribs, and has poor structural connection integrity and low shock resistance. The existing prefabricated concrete superimposed sheet needs to realize the connection of the reinforcing steel bars in a mode of site secondary binding of the reinforcing steel bars; the secondary binding of the steel bars and the concrete pouring wet operation on site generate wastewater and waste discharge, and the environmental protection is poor; the process is complex and the efficiency is low.
The connection of the prior prefabricated wallboard, beam and column members usually adopts a grouting connection mode of a reinforced sleeve, and has the defects of slurry leakage, clamping stagnation, influence by factors such as climate temperature, personnel operation and the like, poor quality controllability and inconvenient quality inspection. The operation cost of prefabricating, transporting, hoisting, secondarily binding the steel bars and pouring concrete is high. The steel bar sleeve is connected by grouting and anchoring, and the yield strength, the elongation and the bending resistance technical performance index of the steel bar are lost or lost. The installation joint seam of the member and the floor is low in strength and easy to crack and leak, and then the member and the floor are connected in an anchoring manner to form a weak node, so that the requirement of earthquake-proof design of the strong node and the weak member is not met. The secondary concrete pouring results in great self-weight (about 30% thickness is increased, namely the material consumption is increased), and the shock resistance is reduced. The increase of the material consumption has poor energy conservation.
Therefore, how to provide a construction element structure with a simpler and more reliable connection is a problem to be solved by the person skilled in the art.
Disclosure of Invention
In view of the above, the present invention provides a member with a threaded connection hole and a connection structure thereof, which aims to solve the above technical problems.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
a threaded connection hole member comprising: a precast slab body; an internal thread pore canal is formed on the end surface of the precast slab body; the connecting bolt is connected with the inner thread of the inner thread hole channel in a threaded manner; the connecting bolts corresponding to the two precast slab bodies to be butted are connected through the connecting piece.
Preferably, in the member with a threaded connecting hole, the floor slab body is formed with a hollow cavity penetrating through end surfaces of both ends; and sealing head blocking pieces are fixed at two ends of the hollow cavity in a sealing way.
Preferably, in the member with a threaded connection hole, the internal threaded hole is a threaded hole formed on an end face of the prefabricated plate body, or is an internal threaded pipe embedded inside the prefabricated plate body.
Preferably, in the member with a threaded connection hole, the connection piece is a rectangular frame; the rectangular frame body is clamped between the end faces of the two precast slab bodies to be butted, and a connecting hole corresponding to the internal thread pore canal is formed in the rectangular frame body; the connecting bolt passes through the connecting hole and is fixedly connected with the internal thread pore canal.
Preferably, in the above-mentioned one member with a threaded connection hole, the connection member includes a tapered sleeve and a tapered ferrule; the connecting bolts are connected with the internal thread pore canals and then extend out of part of rod bodies of the internal thread pore canals, so that the bolt heads of the corresponding connecting bolts are abutted; the conical sleeve is of a sleeve structure formed by two half shells, a limiting pore canal is formed in the conical sleeve, the limiting pore canal comprises a bolt head limiting space in the middle and rod body limiting spaces on two sides, the conical sleeve is clamped on the outer sides of two butt-joint connecting bolts, and the connecting bolts are limited and clamped through the bolt head limiting spaces and the rod body limiting spaces; two frustum structures with the bottom surfaces butted are formed on the outer side of the conical sleeve; the number of the conical hoops is two, the conical hoops are respectively sleeved on the outer sides of the two frustum structures, and the separation of the two half shells can be limited.
Preferably, in the member with a threaded connecting hole, the connecting piece includes a cylindrical sleeve and a spring buckle; the connecting bolts are connected with the internal thread pore canals and then extend out of part of rod bodies of the internal thread pore canals, so that the bolt heads of the corresponding connecting bolts are abutted; the cylindrical sleeve is of a sleeve structure formed by two half shells, a limiting pore canal is formed in the cylindrical sleeve, the limiting pore canal comprises a bolt head limiting space in the middle and rod body limiting spaces on two sides, the cylindrical sleeve is clamped on the outer sides of two butt-joint connecting bolts, and the connecting bolts are limited and clamped through the bolt head limiting spaces and the rod body limiting spaces; the number of the spring buckles is multiple, and the spring buckles are of round buckle structures formed by twisting and deforming steel wires, and the spring buckles are clamped on the outer side of the cylindrical sleeve.
Preferably, in the above member with a threaded connecting hole, the connecting piece includes a connecting pipe and a tightening sleeve; the connecting pipe is sleeved outside the two butted connecting bolts and is provided with internal threads; the number of the jacking sleeves is two, the jacking sleeves are provided with external threads, the two jacking sleeves are respectively in threaded connection with two ends of the connecting pipe, and an inclined plane matched with the bolt head of the connecting bolt for jacking is formed on the end face of the jacking sleeve.
The invention also provides a connecting structure of the member with the threaded connecting hole, by adopting the member with the threaded connecting hole, a plurality of precast slab bodies are butted on a horizontal plane or a vertical plane, and the end surfaces of the butted precast slab bodies are fixedly connected with the connecting piece through the connecting bolt; and the connected precast slab combined structure and the beam/column/wallboard are constructed at the joint of the connecting bolt and the connecting piece to form a node connecting structure.
Preferably, in the connection structure of a member with a threaded connection hole, the prefabricated slab body is connected with the connecting piece through the connecting bolt in a horizontal plane, and is combined with the H-shaped steel beam or the concrete beam at the connection point of the connecting bolt and the connecting piece to form the node connection structure, and gaps of the node connection structure are filled with concrete.
Preferably, in the above connection structure of a member with a threaded connection hole, a peg or a reinforcing bar is fixed to the H-shaped steel beam or the concrete beam.
Preferably, in the above connection structure for a member with a threaded connection hole, the number of the prefabricated plate bodies is plural, and the ends are connected with the connection pieces by the connection bolts, so as to form a cross-shaped or T-shaped node structure, and gaps of the node structure are filled with concrete.
Compared with the prior art, the invention discloses a member with a threaded connecting hole and a connecting structure thereof, and has the following beneficial effects:
1. the invention sets up the connecting bolt through the internal thread duct of the precast slab body, then connect by the connecting piece, form the whole prefabricated component or structure and decorate the integrated component. After the components are installed, the connecting bolts are mutually propped up through the connecting pieces, and then concrete is poured so that the two components form an integral structure.
2. The invention realizes mechanical connection, and has the advantages of convenient and quick installation, high efficiency and low cost.
3. The problem that the longitudinal force of the two components is transferred when the longitudinal force-bearing steel bars are connected under the action of the compression force is solved through the tight jacking connection.
4. The concrete pouring connection reduces the sleeve grouting process, the full prefabrication or integration component reduces the wet operation process of secondary concrete pouring on site, improves the construction efficiency, reduces the materials, lightens the dead weight and improves the structural connection integrity and shock resistance; the hollow structure further reduces the material consumption and the cost; but also improves the sound insulation and energy conservation.
5. The quality of the factory full-prefabrication production process is controllable; the on-site concrete pouring wet workload is reduced by full prefabrication; the discharge of waste water and waste materials is reduced, and the environmental protection is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present invention, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a threaded connection hole member according to the present invention;
FIG. 2 is a schematic structural view of a connector with rectangular frame according to the present invention;
FIG. 3 is a schematic illustration of a connector employing a tapered sleeve and tapered ferrule in accordance with the present invention;
FIG. 4 is a schematic illustration of the configuration of a tapered sleeve and tapered ferrule provided by the present invention;
FIG. 5 is a schematic view of a connecting piece using a cylindrical sleeve and a spring buckle according to the present invention;
FIG. 6 is a schematic view of a cylindrical sleeve and a spring buckle according to the present invention;
FIG. 7 is a schematic view of a structure of the present invention using a connecting tube and a tightening sleeve;
FIG. 8 is a schematic view of a connection structure using concrete beams according to the present invention;
fig. 9 is a schematic diagram of a cross-shaped connection structure provided by the invention.
Wherein:
1-a prefabricated plate body;
11-an internally threaded bore; 12-a hollow cavity; 13-end socket plugging;
2-connecting bolts;
3-connectors;
31-a rectangular frame; 32-a conical sleeve; 33-a tapered cuff; 34-a cylindrical sleeve; 35-spring buckle;
36-connecting pipes; 37-pushing up the sleeve;
4-H-shaped steel beams;
5-concrete beams;
6-peg.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1:
referring to fig. 1, an embodiment of the present invention discloses a member with a threaded connection hole, comprising: a precast slab body 1; an internal thread duct 11 is formed on the end surface of the precast slab body 1; the connecting bolt 2 is connected with the internal thread of the internal thread duct 11; the connecting bolts 2 corresponding to the two precast slab bodies 1 which need to be butted are connected through the connecting piece 3.
In order to further optimize the technical scheme, the floor slab body 1 is provided with a hollow cavity 12 penetrating through the end surfaces of two ends; the two ends of the hollow cavity 12 are sealed and fixed with end closure members 13.
In order to further optimize the technical scheme, the internal thread hole 11 is a threaded hole formed on the end face of the prefabricated plate body 1 or is an internal thread pipe embedded in the prefabricated plate body 1.
Example 2:
referring to fig. 2, the connector 3 is a rectangular frame 31; the rectangular frame 31 is clamped between the end surfaces of the two precast slab bodies 1 to be butted, and the rectangular frame 31 is provided with a connecting hole corresponding to the internal thread pore canal 11; the connecting bolt 2 passes through the connecting hole and is tightly connected with the internal thread duct 11.
Example 3:
referring to fig. 3 and 4, the connector 3 includes a tapered sleeve 32 and a tapered ferrule 33; after the connecting bolts 2 are connected with the internal thread pore canals 11, a part of rod bodies extend out of the internal thread pore canals 11, so that the bolt heads of the corresponding connecting bolts 2 are abutted; the conical sleeve 32 is of a sleeve structure formed by two half shells, a limiting pore canal is formed in the conical sleeve 32, the limiting pore canal comprises a bolt head limiting space in the middle and rod body limiting spaces on two sides, the conical sleeve 32 is clamped on the outer sides of two butt-joint connecting bolts 2, and the connecting bolts 2 are limited and clamped through the bolt head limiting spaces and the rod body limiting spaces; the outer side of the conical sleeve 32 forms two conical table structures with the bottom surfaces butted; the number of the tapered ferrules 33 is two, and the tapered ferrules are respectively sleeved on the outer sides of the two frustum structures, and can limit the separation of the two half shells.
Example 4:
referring to fig. 5 and 6, the connector 3 comprises a cylindrical sleeve 34 and a spring catch 35; after the connecting bolts 2 are connected with the internal thread pore canals 11, a part of rod bodies extend out of the internal thread pore canals 11, so that the bolt heads of the corresponding connecting bolts 2 are abutted; the cylindrical sleeve 34 is of a sleeve structure formed by two half shells, a limiting pore canal is formed in the cylindrical sleeve 34, the limiting pore canal comprises a bolt head limiting space in the middle and rod body limiting spaces on two sides, the cylindrical sleeve 34 is clamped on the outer sides of two butt-joint connecting bolts 2, and the connecting bolts 2 are limited and clamped through the bolt head limiting spaces and the rod body limiting spaces; the number of the spring buckles 35 is multiple, and the spring buckles 35 are clamped on the outer side of the cylindrical sleeve 34 in a round buckle structure formed by twisting and deforming steel wires.
Example 5:
referring to fig. 6, the connector 3 includes a connection tube 36 and a tightening sleeve 37; the connecting pipe 36 is sleeved outside the two butt-joint connecting bolts 2 and is provided with internal threads; the number of the jacking sleeves 37 is two, the jacking sleeves 37 are provided with external threads, the two jacking sleeves 37 are respectively in threaded connection with two ends of the connecting pipe 36, and an inclined plane matched with the bolt head of the connecting bolt 2 for jacking is formed on the end face.
Example 6:
referring to fig. 2, 3, 5 and 7-9, the embodiment of the invention discloses a connecting structure of a member with a threaded connecting hole, by adopting the member with the threaded connecting hole, a plurality of precast slab bodies are butted on a horizontal plane or a vertical plane 1, and the end surfaces of the butted precast slab bodies 1 are fixedly connected with a connecting piece 3 through a connecting bolt 2; the prefabricated plate combined structure and the beam/column/wallboard after connection are constructed at the connection position of the connecting bolt 2 and the connecting piece 3 to form a node connection structure.
Example 7:
referring to fig. 2, 3, 5 and 7-8, the prefabricated panel body 1 is connected with the connecting piece 3 through the connecting bolt 2 in the horizontal plane, and is combined with the H-shaped steel beam 4 or the concrete beam 5 at the connecting point of the connecting bolt 2 and the connecting piece 3 to form a node connecting structure, and the gap of the node connecting structure is filled with concrete; the H-shaped steel beam 4 or the concrete beam 5 is fixed with a peg 6 or a reinforcing steel bar 7.
Example 8:
referring to fig. 9, the number of prefabricated slab bodies 1 is plural, and the ends are connected with the connecting pieces 3 through the connecting bolts 2 to form a cross-shaped or T-shaped node structure, and gaps of the node structure are filled with concrete.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other. For the device disclosed in the embodiment, since it corresponds to the method disclosed in the embodiment, the description is relatively simple, and the relevant points refer to the description of the method section.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A threaded connection hole member, comprising: a precast slab body (1); an internal thread pore canal (11) is formed on the end surface of the precast slab body (1); the connecting bolt (2) is connected with the internal thread of the internal thread duct (11); the connecting bolts (2) corresponding to the two precast slab bodies (1) which need to be butted are connected through the connecting piece (3).
2. A threaded connection according to claim 1, characterized in that the floor body (1) is formed with a hollow cavity (12) through both end faces; the two ends of the hollow cavity (12) are fixed with end socket plugging pieces (13) in a sealing way.
3. A member with threaded connection holes according to claim 1, characterized in that the internally threaded hole channel (11) is a threaded hole provided on the end face of the prefabricated panel body (1) or an internally threaded tube embedded inside the prefabricated panel body (1).
4. A threaded connection according to any one of claims 1 to 3, characterized in that the connection (3) is a rectangular frame (31); the rectangular frame body (31) is clamped between the end faces of the two precast slab bodies (1) which need to be butted, and the rectangular frame body (31) is provided with a connecting hole corresponding to the internal thread pore canal (11); the connecting bolt (2) passes through the connecting hole and is fixedly connected with the internal thread pore canal (11).
5. A threaded connection according to any one of claims 1 to 3, characterized in that the connection (3) comprises a tapered sleeve (32) and a tapered ferrule (33); the connecting bolt (2) is connected with the internal thread pore canal (11) and then extends out of a part of the rod body of the internal thread pore canal (11), so that the bolt head of the corresponding connecting bolt (2) is abutted; the conical sleeve (32) is of a sleeve structure formed by two half shells, a limiting pore canal is formed in the conical sleeve (32), the limiting pore canal comprises a bolt head limiting space in the middle and rod body limiting spaces on two sides, the conical sleeve (32) is clamped on the outer sides of two butt-joint connecting bolts (2), and the connecting bolts (2) are limited and clamped through the bolt head limiting space and the rod body limiting spaces; two frustum structures with the bottom surfaces butted are formed on the outer side of the conical sleeve (32); the number of the conical hoops (33) is two, the conical hoops are respectively sleeved on the outer sides of the two frustum structures, and the separation of the two half shells can be limited.
6. A threaded connection according to any one of claims 1-3, characterized in that the connection (3) comprises a cylindrical sleeve (34) and a spring catch (35); the connecting bolt (2) is connected with the internal thread pore canal (11) and then extends out of a part of the rod body of the internal thread pore canal (11), so that the bolt head of the corresponding connecting bolt (2) is abutted; the cylindrical sleeve (34) is of a sleeve structure formed by two half shells, a limiting pore canal is formed in the cylindrical sleeve (34), the limiting pore canal comprises a bolt head limiting space in the middle and rod body limiting spaces on two sides, the cylindrical sleeve (34) is clamped on the outer sides of two butt-joint connecting bolts (2), and the connecting bolts (2) are limited and clamped through the bolt head limiting space and the rod body limiting space; the number of the spring buckles (35) is multiple, and the spring buckles are of round buckle structures formed by twisting and deforming steel wires, and the spring buckles (35) are clamped on the outer side of the cylindrical sleeve (34).
7. A threaded connection according to any one of claims 1-3, characterized in that the connection (3) comprises a connection tube (36) and a tightening sleeve (37); the connecting pipe (36) is sleeved outside the two butt-joint connecting bolts (2) and is provided with internal threads; the number of the jacking sleeves (37) is two, the jacking sleeves (37) are provided with external threads, the two jacking sleeves (37) are respectively in threaded connection with two ends of the connecting pipe (36), and inclined planes which are matched with the bolt heads of the connecting bolts (2) for jacking are formed on the end faces.
8. A connection structure of a member with a threaded connection hole, characterized in that a plurality of prefabricated plate bodies (1) are butted on a horizontal plane or a vertical plane by adopting the member with the threaded connection hole as claimed in any one of claims 1 to 6, and the end surfaces of the butted prefabricated plate bodies (1) are fixedly connected with the connecting piece (3) through the connecting bolt (2); the prefabricated plate combined structure and the beam/column/wallboard after connection are constructed at the joint of the connecting bolt (2) and the connecting piece (3) to form a node connection structure.
9. A connection structure of a member with a screw connection hole according to claim 7, wherein the prefabricated panel body (1) is connected with the connecting piece (3) through the connecting bolt (2) at a horizontal plane, and is combined with an H-shaped steel beam (4) or a concrete beam (5) at a connection point of the connecting bolt (2) and the connecting piece (3) to form the node connection structure, and a gap of the node connection structure is filled with concrete; and the H-shaped steel beam (4) or the concrete beam (5) is fixedly provided with a peg (6) or a reinforcing steel bar (7).
10. The connection structure of the components with the threaded connection holes according to claim 7, wherein the number of the prefabricated plate bodies (1) is plural, and the ends are connected with the connecting pieces (3) through the connecting bolts (2) to form a cross-shaped or T-shaped node structure, and gaps of the node structure are filled with concrete.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311849906.6A CN117780022A (en) | 2023-12-29 | 2023-12-29 | Component with threaded connecting hole and connecting structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311849906.6A CN117780022A (en) | 2023-12-29 | 2023-12-29 | Component with threaded connecting hole and connecting structure thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117780022A true CN117780022A (en) | 2024-03-29 |
Family
ID=90390774
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311849906.6A Pending CN117780022A (en) | 2023-12-29 | 2023-12-29 | Component with threaded connecting hole and connecting structure thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117780022A (en) |
-
2023
- 2023-12-29 CN CN202311849906.6A patent/CN117780022A/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10865557B2 (en) | Prestressed assembled concrete frame-joint connecting structure and constructing method thereof | |
| WO2022213492A1 (en) | Frp steel concrete column and steel beam combined joint, and installation method therefor | |
| CN108729564A (en) | Assembled architecture system | |
| CN107012956B (en) | Mechanical connecting device between housing industrialization components and using method thereof | |
| CN101356318B (en) | Precast concrete segment having connecting structure using steel duct, and connecting structure thereof | |
| CN212336419U (en) | Assembled composite wall based on steel pipe | |
| CN113236006A (en) | Novel assembled concrete column connected node | |
| CN110056083B (en) | Self-locking type FRP (fiber reinforced plastic) section beam column joint capable of being quickly assembled | |
| CN109441016B (en) | Assembled concrete structure column steel tube sleeve joint and manufacturing method thereof | |
| CN117780022A (en) | Component with threaded connecting hole and connecting structure thereof | |
| CN216787102U (en) | High-shear prestressed concrete pile | |
| CN115680116A (en) | Assembled frame beam column connecting node and construction method thereof | |
| CN114108808A (en) | PVC-FRP (polyvinyl chloride-fiber reinforced plastic) pipe concrete column and concrete composite beam combined structure with adjustable connecting nodes and installation method thereof | |
| CN111749366B (en) | Assembled composite wall based on steel pipes and construction method thereof | |
| CN117803139A (en) | Component with threaded connecting ribs and connecting structure thereof | |
| CN110424534B (en) | Prefabricated assembled type reinforced-free concrete frame and construction method thereof | |
| CN113404087A (en) | Underground structure non-excavation steel plate fore shaft grouting connecting device | |
| CN210857491U (en) | Prefabricated assembly type non-reinforced concrete frame | |
| CN108571120B (en) | Concrete filled steel tubular column and construction method thereof | |
| JP3948809B2 (en) | Joining structure and joining method between concrete member and steel pipe member, and concrete / steel composite truss bridge | |
| RU2774557C1 (en) | Method for construction of building structures | |
| CN117926905A (en) | Prestressed component of internal and external thread connecting hole, connecting structure and application method | |
| CN117846224A (en) | Rebar extrusion composite connector, connecting member, structure and application method | |
| CN117926904A (en) | Prestressed component with internal and external threaded connecting holes, connecting structure and application method | |
| CN117926906A (en) | Prestressed component with internal thread connecting hole, connecting structure and application method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication |