CN220035886U - ALC member, precast beam and precast column - Google Patents
ALC member, precast beam and precast column Download PDFInfo
- Publication number
- CN220035886U CN220035886U CN202321185598.7U CN202321185598U CN220035886U CN 220035886 U CN220035886 U CN 220035886U CN 202321185598 U CN202321185598 U CN 202321185598U CN 220035886 U CN220035886 U CN 220035886U
- Authority
- CN
- China
- Prior art keywords
- reinforcing
- rod body
- belt
- rod
- alc
- 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
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 240
- 238000011065 in-situ storage Methods 0.000 claims abstract description 17
- 239000004567 concrete Substances 0.000 claims abstract description 14
- 230000002787 reinforcement Effects 0.000 claims description 27
- 239000000463 material Substances 0.000 claims description 7
- 239000004568 cement Substances 0.000 claims description 3
- 239000003822 epoxy resin Substances 0.000 claims description 3
- 239000010440 gypsum Substances 0.000 claims description 3
- 229910052602 gypsum Inorganic materials 0.000 claims description 3
- 239000004570 mortar (masonry) Substances 0.000 claims description 3
- 229920000647 polyepoxide Polymers 0.000 claims description 3
- 239000004575 stone Substances 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000010008 shearing Methods 0.000 description 3
- 238000005266 casting Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000009415 formwork Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Landscapes
- Rod-Shaped Construction Members (AREA)
Abstract
The utility model discloses an ALC rod piece, and a precast beam and a precast column manufactured by the ALC rod piece, and relates to the field of assembly type buildings. The ALC rod piece comprises a columnar rod body, the rod body is autoclaved aerated concrete, at least one side reinforcing belt is arranged on the side face of the rod body, the side reinforcing belt is parallel to the central line of the rod body, at least one circle of annular reinforcing belt is further arranged on the side face of the rod body, a plane corresponding to the annular reinforcing belt is perpendicular to the central line of the rod body, the annular reinforcing belt is intersected with the side reinforcing belt, and the side reinforcing belt and the annular reinforcing belt are cast-in-situ or prefabricated reinforcing bodies with reinforcing ribs. The beam body of the precast beam is the ALC rod piece, the outline of the rod body is a quadrangular prism, the two opposite side surfaces of the rod body respectively form the top surface and the bottom surface of the beam body, and the bottom surface of the beam body is provided with a side surface reinforcing belt. The column body of the prefabricated column is the ALC rod piece, the side face of the prefabricated column is the side face of the rod body, and the side face of the rod body is uniformly provided with side face reinforcing belts.
Description
Technical Field
The utility model relates to the field of fabricated buildings, in particular to an ALC rod piece, and a precast beam and a precast column manufactured by the ALC rod piece.
Background
The beam and the column belong to rod pieces, are generally cast-in-situ reinforced concrete, are solid structures, have larger mass and need maintenance after pouring, so that the construction period is longer.
Autoclaved aerated concrete has the advantages of light weight, heat preservation, heat insulation and good fire resistance, but also has the defects of low compressive strength, low tensile strength, poor bond strength to steel bars and the like, so that the autoclaved aerated concrete cannot be directly used as a bearing structure.
Disclosure of Invention
The utility model firstly provides an ALC rod piece, and aims to realize the light weight of the rod piece and ensure the strength of the rod piece.
The technical scheme adopted by the utility model is as follows: ALC member, including the columnar body of rod, the body of rod is autoclaved aerated concrete, the body of rod includes side and two terminal surfaces, the side of body of rod sets up at least one and runs through two terminal surfaces and straight side reinforcing strip, the central line of side reinforcing strip is parallel with the central line of body of rod, the side of body of rod still sets up at least one round hoop reinforcing strip, the plane that the hoop reinforcing strip corresponds is perpendicular with the central line of body of rod, the hoop reinforcing strip is crossing continuous with the side reinforcing strip, side reinforcing strip and hoop reinforcing strip are cast-in-place, prefabricated or partly cast-in-place partially prefabricated reinforcement, and the reinforcement just has the arrangement of bars.
In order to optimize the deformation of the ALC rod after being stressed, it is further: the number of the side reinforcing belts is even, and the side reinforcing belts are symmetrically arranged along the central axis of the rod body.
In order to enable the ALC rod piece to be tied with other structures through the reinforcing bars of the side reinforcing belts, further: the two ends of the reinforcing bars of the side reinforcing belts are respectively extended beyond the corresponding end surfaces.
To ensure the effect of the hoop restraint of the hoop reinforcement belt, it is further: the reinforcing bars of the circumferential reinforcing strip are connected with the reinforcing bars of the side reinforcing strip at the intersections, and the reinforcing bars of the circumferential reinforcing strip are located outside the reinforcing bars of the side reinforcing strip.
The side reinforcing band and the annular reinforcing band are reinforcing bodies with reinforcing bars, the reinforcing bodies are mutually combined with the reinforcing bars, the self strength of the reinforcing band is improved, and the reinforcing effect on the rod body is achieved, and the reinforcing device is specifically: the reinforcement is mortar, fine stone concrete, ceramsite concrete, cement-based grouting material, high-strength gypsum, epoxy resin grouting material and the like.
Specific: the outer contour of the rod body is in a shape of a quadrangular prism, and only two opposite side surfaces of the quadrangular prism are respectively provided with a side surface reinforcing belt, or four side surfaces are respectively provided with a side surface reinforcing belt; or the outer contour of the rod body is in a cylindrical shape, and side reinforcing belts are uniformly arranged around the cylinder.
In order to facilitate the production of the lateral and circumferential reinforcement bands, it is further: the surface of the rod body is provided with grooves along the side reinforcing belt and the annular reinforcing belt respectively, the side reinforcing belt and the annular reinforcing belt are both positioned at the grooves, and the surfaces of the side reinforcing belt and the annular reinforcing belt are flush with the corresponding surface of the rod body, protrude out of the corresponding surface or are lower than the corresponding surface.
The grooves may be of any shape in their cross section, in order to optimise the reinforcing action of the lateral reinforcing strips and of the circumferential reinforcement, and also in order to facilitate the production of the lateral reinforcing strips and of the circumferential reinforcement, in particular: the cross section of the groove is in the shape of the groove bottom with the same size or the shape of the groove with the groove larger than the groove bottom. For example, the side reinforcing strips and the circumferential reinforcing strips are rectangular, semicircular, trapezoidal or fanned in cross section.
The ALC rod piece has the beneficial effects that: the rod body of the ALC rod piece is autoclaved aerated concrete, so that the ALC rod piece has the characteristic of light weight. When the ALC rod piece is mainly subjected to load perpendicular to the center line of the rod body, one side of the rod body is pressed, the opposite side is pulled, the lateral reinforcing belt compensates the tensile capacity and/or the compression capacity of the rod body, the lateral reinforcing belt is tightly connected with the rod body by the circumferential reinforcing belt and is not easy to separate, the reinforcing effect of the lateral reinforcing belt on the rod body is improved, meanwhile, the generation of shearing oblique cracks at a larger shearing position (such as a support) is also inhibited, and the shearing bearing capacity of the ALC rod piece is improved. When the ALC rod piece is mainly subjected to a load parallel to the center line of the rod body, for example, when the ALC rod piece is mainly pressed as an upright post, the lateral reinforcing belt compensates the pressing capacity of the rod body, the circumferential reinforcing belt limits the expansion deformation of the rod body after being pressed, and the integral pressing bearing capacity of the lateral reinforcing belt and the rod body is further improved. The rod body is provided with the side reinforcing belt and the annular reinforcing belt, so that the capacity of the ALC rod body for bearing the load parallel to the central line of the rod body is improved, and the capacity of the ALC rod body for bearing the load perpendicular to the central line of the rod body is also improved.
The utility model also provides the precast beam, and aims to realize the light weight of the precast beam and ensure the strength of the precast beam. The roof beam body of precast beam is arbitrary ALC member above-mentioned, and the outline of the body of rod is the shape of quadrangular, and the top surface and the bottom surface of the roof beam body are formed respectively to two opposite sides of the body of rod to the bottom surface of the roof beam body is equipped with the side reinforcing strip, perhaps the top surface and the bottom surface of the roof beam body all are equipped with the side reinforcing strip.
In order to ensure the compressive strength of the precast beam, further: the top surface of the beam body and the corresponding side of the bottom surface are respectively provided with a groove, the side reinforcing belts are positioned in the grooves and are flush with the corresponding side, and the reinforcing bars of the side reinforcing belts are columnar reinforcement cages or reinforcement meshes.
In order to avoid formwork casting reinforcements, it is further: the side reinforcing belts and the annular reinforcing belts on the top surface of the beam body are cast-in-situ reinforcing bodies with reinforcing bars, and the side reinforcing belts and the annular reinforcing belts on other positions of the beam body are prefabricated reinforcing bodies with reinforcing bars.
The beneficial effects of the precast beam are as follows: the bottom surface that roof beam body stress concentrates carries out the reinforcement through the side reinforcing belt, perhaps top surface and the bottom surface that stress concentrates carry out the reinforcement through the side reinforcing belt respectively to carry out the hoop restraint through the hoop reinforcing belt, other positions of roof beam body are light, reinforce lower autoclaved aerated concrete, under the prerequisite of guaranteeing the flexural capacity of roof beam body, shear capacity, realized the lightweight of precast beam.
The utility model also provides a prefabricated column, which aims to realize the light weight of the prefabricated column and ensure the strength of the prefabricated column. The prefabricated column is characterized in that the column body of the prefabricated column is any ALC rod piece, the side face of the prefabricated column is the side face of the rod body, and side face reinforcing belts are uniformly arranged on the side face of the rod body.
In order to avoid cast-in-place of the lateral and circumferential reinforcement bands, the following are specific: the side reinforcing belts and the annular reinforcing belts are prefabricated reinforcing bodies with reinforcing bars, or are partially prefabricated reinforcing bodies with reinforcing bars which are partially cast in situ.
The prefabricated column has the beneficial effects that: the prefabricated column mainly bears vertical load, namely mainly bears load parallel to the central line of the rod body, the column body possibly expands and deforms under the action of the vertical load, the side reinforcing belt and the annular reinforcing belt play a role in reinforcing the column body, the annular reinforcing belt also plays a role in hooping, and the compression resistance of the column body is guaranteed.
Drawings
FIG. 1 is a schematic view of the structure of a preform according to the present utility model in a section perpendicular to its center line and passing through a circumferential reinforcing strip.
Fig. 2 is a schematic view of the structure of the preform according to the present utility model in a section perpendicular to its center line and not passing through the circumferential reinforcing strip.
FIG. 3 is a schematic view of the structure of the preform column of the present utility model in a section perpendicular to its centerline and passing through the circumferential reinforcing band.
FIG. 4 is a schematic representation of the structure of a preform column of the present utility model in a cross-section perpendicular to its centerline and not passing through the circumferential reinforcement belt.
Reference numerals: the rod body 1, the side reinforcing belts 2 and the annular reinforcing belts 3.
Detailed Description
The utility model is further described below with reference to the accompanying drawings.
The first subject of the present utility model is the ALC stick. Referring to fig. 1 and 2, or fig. 3 and 4, the alc rod includes a columnar rod body 1, the rod body 1 is made of lightweight autoclaved aerated concrete, the rod body 1 includes a side surface and two end surfaces, and the side surface may be a curved surface, or a plurality of planes, or a combination of the curved surface and the planes. The rod body 1 is generally in the shape of a cylinder or a prism, the side surface of the rod body 1 is a curved surface or a plane correspondingly, and the top surface and the bottom surface of the cylinder and the prism are two end surfaces of the rod body 1. The side of the rod body 1 is provided with at least one side reinforcing belt 2, two ends of the side reinforcing belt 2 penetrate through two end surfaces, and the center line of the side reinforcing belt 2 is a straight line and is parallel to the center line of the rod body 1. In order to cope with the deformation of the ALC rod after receiving a load perpendicular to the center line of the rod body 1, the resistance of the ALC rod to deformation is ensured, the number of the side reinforcing strips 2 is even, and the side reinforcing strips 2 are symmetrically arranged along the center line axis of the rod body 1. For example, the outer contour of the rod body 1 is in the shape of a quadrangular prism, and two opposite sides of the rod body 1 are respectively provided with a side reinforcing belt 2, see fig. 1 and 2; alternatively, the four sides of the rod body 1 are provided with side reinforcing strips 2, see fig. 3 and 4. For another example, the outer contour of the rod body 1 is in the shape of a cylinder, and the side reinforcing strips 2 are uniformly arranged around the cylinder, that is, the side reinforcing strips 2 are arranged at an isocenter.
The side of the rod body 1 is also provided with at least one circle of annular reinforcing band 3, the plane corresponding to the annular reinforcing band 3 is vertical to the central line of the rod body 1, the annular reinforcing band 3 is connected with the side reinforcing band 2 in an intersecting way, the side reinforcing band 2 and the annular reinforcing band 3 are cast-in-situ, prefabricated or partially cast-in-situ partially prefabricated reinforcing bodies, and the reinforcing bodies are provided with reinforcing bars. The reinforcing bars of the annular reinforcing band 3 are annular, and the reinforcing bars of the annular reinforcing band 3 are strip-shaped or columnar. In order to improve the connection strength between the side reinforcing belt 2 and the circumferential reinforcing belt 3, the reinforcing bars of the circumferential reinforcing belt 3 and the reinforcing bars of the side reinforcing belt 2 are connected at the intersection, and can be bound and connected or welded. The circumferential reinforcement strip 3 serves as a hoop for the rod body 1 and the lateral reinforcement strip 2, so that the reinforcement of the circumferential reinforcement strip 3 is preferably located outside the reinforcement of the lateral reinforcement strip 2.
The reinforcing body in each subject of the utility model is made of a material with better strength than the rod body 1, the reinforcing body and the reinforcing bars are mutually combined to ensure the self strength of the reinforcing band and play a role in reinforcing the rod body 1, and in general, the reinforcing body is mortar, fine stone concrete, ceramsite concrete, cement-based grouting material, high-strength gypsum, epoxy resin grouting material and the like.
The two ends of the rod body 1 are generally required to be connected with other structures, so that the rod body 1 can be tied with other structures through the reinforcing bars of the side reinforcing bands 2, and the two ends of the reinforcing bars of the side reinforcing bands 2 are respectively extended beyond the corresponding end surfaces. For example, when the two ends of the rod body 1 are connected with the cast-in-situ structure, the reinforcing bars of the side reinforcing bands 2 can extend into the cast-in-situ structure and can also be connected with the reinforcing bars of the cast-in-situ structure.
The side reinforcing belt 2 and the circumferential reinforcing belt 3 can be directly arranged on the surface of the rod body 1, and grooves are formed in the surface of the rod body 1 so as to facilitate the production of the side reinforcing belt 2 and the circumferential reinforcing belt 3, and the side reinforcing belt 2 and the circumferential reinforcing belt 3 are respectively arranged at the grooves. The surfaces of the side reinforcing strips 2 and the circumferential reinforcing strips 3 are flush with, protrude from, or are lower than the corresponding surfaces of the rod body 1. In order to planarize the surface of the rod body 1, the surfaces of the side reinforcing strips 2 and the circumferential reinforcing strips 3 are flush with the corresponding surfaces of the rod body 1. The side reinforcing belt 2 and the annular reinforcing belt 3 are respectively arranged at the grooves of the rod body 1, the cross sections of the grooves can be in any shape, in order to fully exert the reinforcing effect of the side reinforcing belt 2 and the annular reinforcing belt 3 and also to facilitate the production of the side reinforcing belt 2 and the annular reinforcing belt 3,
the cross section of the groove is in the shape of the groove bottom of the groove with the same size or the shape of the groove with the groove opening larger than the groove bottom. For example, when the rod body 1 is in the shape of a prism, the cross section of the groove is rectangular, semicircular or trapezoidal, and the cross sections of the side reinforcing strips 2 and the circumferential reinforcing strips 3 are rectangular, semicircular or trapezoidal; when the rod body 1 is in a cylindrical shape, the cross section of the groove is in a sector ring shape, and the cross section of the side reinforcing belt 2 and the annular reinforcing belt 3 is in a sector ring shape.
The second subject of the present utility model is a precast beam, the aim of which is to achieve a lightweight precast beam and to ensure its strength. As shown in fig. 1 and 3, the beam body of the precast beam is the ALC rod member described in the first subject matter above, and the outer contour of the rod body 1 is in the shape of a quadrangular prism, the rod body 1 has four sides, two opposite sides of the rod body 1 form the top and bottom surfaces of the beam body, respectively, and the bottom surface of the beam body is provided with a side reinforcing strip 2, or the top and bottom surfaces of the beam body are both provided with side reinforcing strips 2. The beam body has four side surfaces, and two side surfaces other than the top surface and the bottom surface may be provided with the side reinforcing tape 2, or may not be provided with the side reinforcing tape 2.
Because the side reinforcing belts 2 and the annular reinforcing belts 3 on the bottom surface of the precast beam are inconvenient to cast in situ, in order to avoid the casting of the reinforcing body by the formwork, the side reinforcing belts 2 and the annular reinforcing belts 3 on the top surface of the beam body can be cast in situ, and the side reinforcing belts 2 and the annular reinforcing belts 3 on other positions are prefabricated reinforcing bodies with reinforcing bars or partially prefabricated reinforcing bodies with reinforcing bars. The reinforcement of the side reinforcing band 2 is determined according to the stress analysis, and in order to ensure the bending strength of the precast beam, the reinforcement of the side reinforcing band 2 is a reinforcement cage in consideration of the larger stress of the precast beam, and as shown in fig. 1 and 2, the side reinforcing band 2 can also be a reinforcement mesh.
The third subject of the present utility model is a prefabricated column, with the aim of achieving a lightening of the prefabricated column and guaranteeing its strength. Referring to fig. 3 and 4, the column body of the prefabricated column is the ALC rod member described in the first subject, the side face of the prefabricated column is the side face of the rod body 1, and the side face of the rod body 1 is uniformly provided with the side face reinforcing strips 2. In order to avoid cast-in-situ construction of the side reinforcing strips 2 and the circumferential reinforcing strips 3, the side reinforcing strips 2 and the circumferential reinforcing strips 3 are prefabricated reinforcing bodies with reinforcing bars or partially prefabricated reinforcing bodies with reinforcing bars partially cast-in-situ.
Claims (13)
- ALC member, including columnar body of rod (1), body of rod (1) are autoclaved aerated concrete, and body of rod (1) include side and two terminal surfaces, its characterized in that: the side of the rod body (1) is provided with at least one straight side reinforcing belt (2) penetrating through two end surfaces, the center line of the side reinforcing belt (2) is parallel to the center line of the rod body (1), the side of the rod body (1) is also provided with at least one circle of annular reinforcing belt (3), the plane corresponding to the annular reinforcing belt (3) is perpendicular to the center line of the rod body (1), the annular reinforcing belt (3) is connected with the side reinforcing belt (2) in an intersecting way, the side reinforcing belt (2) and the annular reinforcing belt (3) are cast-in-situ, prefabricated or partially cast-in-situ partially prefabricated reinforcing bodies, and the reinforcing bodies are provided with reinforcing bars.
- 2. The ALC lever of claim 1, wherein: the number of the side reinforcing belts (2) is even, and the side reinforcing belts (2) are symmetrically arranged along the central axis of the rod body (1).
- 3. The ALC lever of claim 1, wherein: the two ends of the reinforcing bars of the side reinforcing belts (2) are respectively extended out of the corresponding end surfaces.
- 4. The ALC lever of claim 1, wherein: the reinforcing bars of the annular reinforcing band (3) are connected with the reinforcing bars of the side reinforcing band (2) at the intersection, and the reinforcing bars of the annular reinforcing band (3) are positioned outside the reinforcing bars of the side reinforcing band (2).
- 5. The ALC lever of claim 1, wherein: the reinforcement is mortar, fine stone concrete, ceramsite concrete, cement-based grouting material, high-strength gypsum or epoxy resin grouting material.
- 6. The ALC lever of claim 1, wherein: the outer contour of the rod body (1) is in a quadrangular prism shape, and only two opposite side surfaces of the quadrangular prism are respectively provided with a side surface reinforcing belt (2), or four side surfaces are respectively provided with the side surface reinforcing belt (2); or the outer outline of the rod body (1) is in a cylindrical shape, and the periphery of the cylinder is uniformly provided with side reinforcing belts (2).
- 7. The ALC link of any one of claims 1-6, wherein: the surface of the rod body (1) is provided with grooves along the side reinforcing belt (2) and the annular reinforcing belt (3), the side reinforcing belt (2) and the annular reinforcing belt (3) are both positioned at the grooves, and the surfaces of the side reinforcing belt (2) and the annular reinforcing belt (3) are flush with, protrude from or lower than the corresponding surfaces of the surfaces corresponding to the rod body (1).
- 8. The ALC lever of claim 7, wherein: the cross section of the groove is in the shape of the groove bottom with the same size or the shape of the groove with the groove larger than the groove bottom.
- 9. Precast beam, its characterized in that: the prefabricated beam body is the ALC rod piece according to any one of the claims 1-8, the outer contour of the rod body (1) is in a quadrangular prism shape, two opposite side surfaces of the rod body (1) respectively form the top surface and the bottom surface of the beam body, the bottom surface of the beam body is provided with a side surface reinforcing belt (2), or the top surface and the bottom surface of the beam body are both provided with side surface reinforcing belts (2).
- 10. The precast beam of claim 9, wherein: the top surface of the beam body and the corresponding side of the bottom surface are respectively provided with a groove, the side reinforcing belt (2) is positioned in the grooves and is flush with the corresponding side, and the reinforcing bars of the side reinforcing belt (2) are columnar reinforcement cages or reinforcement meshes.
- 11. A precast beam as claimed in claim 9 or 10, in which: the side reinforcing belts (2) and the annular reinforcing belts (3) on the top surface of the beam body are cast-in-situ reinforcing bodies with reinforcing bars, and the side reinforcing belts (2) and the annular reinforcing belts (3) on other positions of the beam body are prefabricated reinforcing bodies with reinforcing bars.
- 12. Prefabricated post, its characterized in that: the prefabricated column is an ALC rod piece according to any one of the claims 1-8, the side face of the prefabricated column is the side face of the rod body (1), and the side face of the rod body (1) is uniformly provided with side face reinforcing belts (2).
- 13. The precast column of claim 12, wherein: the side reinforcing belts (2) and the annular reinforcing belts (3) are prefabricated reinforcing bodies with reinforcing bars, or are partially prefabricated reinforcing bodies with reinforcing bars partially cast in situ.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321185598.7U CN220035886U (en) | 2023-05-16 | 2023-05-16 | ALC member, precast beam and precast column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321185598.7U CN220035886U (en) | 2023-05-16 | 2023-05-16 | ALC member, precast beam and precast column |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220035886U true CN220035886U (en) | 2023-11-17 |
Family
ID=88725281
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321185598.7U Active CN220035886U (en) | 2023-05-16 | 2023-05-16 | ALC member, precast beam and precast column |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220035886U (en) |
-
2023
- 2023-05-16 CN CN202321185598.7U patent/CN220035886U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US6915615B2 (en) | Prestressed composite truss girder and construction method of the same | |
| CN106013432B (en) | A kind of high ductility prefabricated integral frame interior joint connection structure and construction method | |
| CN114197753B (en) | UHPC shuttering type steel reinforced concrete composite cylinder-shaped steel beam combined frame and construction method | |
| CN208533868U (en) | A kind of novel arrangement of reinforcement hollow steel pipe high-strength concrete column | |
| CN212773147U (en) | Prefabricated assembly part outsourcing honeycomb steel-concrete combination beam | |
| CN110424240A (en) | Two dimension prestressing unreinforced combination beam and construction method based on retarded adhesive prestressed UHPC permanent template | |
| CN110409283B (en) | Rib-free prestressed self-maintenance composite beam based on slow-bonding prestressed UHPC permanent formwork and construction method | |
| CN220035886U (en) | ALC member, precast beam and precast column | |
| CN105951984B (en) | A kind of high ductility prefabricated integral frame mid-side node connection structure and construction method | |
| CN110409282B (en) | Non-web-rib prestressed self-maintenance composite beam based on permanent post-tensioned prestressed UHPC (ultra high performance concrete) nested template and construction method | |
| CN117188606A (en) | Prestressed assembled concrete beam column node and construction method thereof | |
| CN100567657C (en) | Short beam-anchor rod composite structure for preventing and treating side slope shallow layer collapse | |
| KR100274141B1 (en) | Manufacturing method of preplex composite beem by divisional method | |
| CN102071701A (en) | Non-prestressed centrifugal concrete pile | |
| CN116427618A (en) | ALC member, precast beam and precast column | |
| CN218667156U (en) | Pretensioned prestressing steel concrete combined bracket bearing structure | |
| CN113585620B (en) | Prestressed double-web steel reinforced concrete beam | |
| CN201943079U (en) | Non-prestress centrifugal concrete pile | |
| CN212773148U (en) | T-shaped composite beam with truss precast slab partially wrapped with honeycomb steel | |
| CN211341358U (en) | Assembling tool type truss laminated slab | |
| CN203939023U (en) | Anti-seismic prefabricated concrete triangle solid pile | |
| CN209227835U (en) | A kind of recoverable steel pipe concrete frame compound shear wall | |
| CN114108806A (en) | Prefabricated assembled steel pipe UHPC composite hollow column-steel beam combined frame | |
| JP3931635B2 (en) | Composite box girder and its construction method | |
| WO2016200267A1 (en) | Slab element and method of producing same |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |