CN216973838U - Assembled ten shape posts and ecological interior wall self-tapping nail cluster joint construction - Google Patents
Assembled ten shape posts and ecological interior wall self-tapping nail cluster joint construction Download PDFInfo
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- CN216973838U CN216973838U CN202220603127.2U CN202220603127U CN216973838U CN 216973838 U CN216973838 U CN 216973838U CN 202220603127 U CN202220603127 U CN 202220603127U CN 216973838 U CN216973838 U CN 216973838U
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Abstract
The utility model discloses a self-tapping nail cluster block connecting structure for an assembled cross-shaped column and an ecological inner wall, and belongs to the technical field of buildings. The self-tapping screw assembly is formed by welding force transmission steel plates on steel bars of a cross-shaped constructional column and a frame column of an ecological inner wall through self-tapping connection of self-tapping screws freely penetrating through self-tapping screw holes of connecting steel plates and the force transmission steel plates, the connecting steel plates and the force transmission steel plates have friction force between the steel plates generated by corresponding extrusion force, and simultaneously, the engaging force between the steel plates and the self-tapping screws can be strengthened; the construction joint of the wallboard and the cross-shaped column adopts cement-based grouting material to form a pouring joint, and the wallboard and the cross-shaped column have shear resistance; the self-tapping nail cluster block connection solves the problem of connection of the inner wall frame column and the cross-shaped constructional column, and the pouring seam has the technical advantages of good waterproof and sound insulation performance and good wall separation performance.
Description
Technical Field
The utility model relates to a self-tapping nail cluster block connecting structure of an assembled cross-shaped column and an ecological inner wall, and belongs to the technical field of buildings.
Background
At present, the construction technology of the low-multi-layer and ultra-low energy consumption house in villages and small towns, in particular to the construction technology of the assembled type ultra-low energy consumption and low-multi-layer house is quite deficient. The technical bottlenecks existing in the prior art are as follows:
(1) in the traditional assembly type shear wall structure, the adjacent prefabricated shear walls in the floors are generally connected by adopting integral seams, the constraint edge members and the construction edge members at the joints of the longitudinal and transverse walls are constructed in a cast-in-place mode, the wet operation amount is large, the assembly rate is low, the construction speed is low, the arrangement of the building wall is inflexible, and the construction process has the problems of large building waste discharge amount and large noise and environmental pollution. (2) The traditional steel plate bolt connection technology of the shear wall is not suitable for assembling the ecological inner wall with the reinforced concrete frame, and the sound insulation and waterproof capabilities of the wall body can be reduced if the adjacent transverse walls or longitudinal transverse walls are assembled in a mode of connecting steel plates or angle steels by penetrating bolts; if the screw on bolt through interior wall frame post is connected to the adoption, the construction degree of difficulty is big, and the required precision is high, and need open the hole on ecological plate, influences that the wallboard is waterproof, give sound insulation, increases the fitment degree of difficulty. Therefore, the adjacent ecological inner walls on the same layer are difficult to be connected respectively by adopting the traditional bolt connection technology; (3) the price of the self-tapping screw is much lower than that of a bolt, the thin-wall light steel keels of the thin-wall light steel keel structure are connected by the self-tapping screw, the self-tapping screw penetrates through the two connected light steel keels in sequence, force transmission between the light steel keels is realized through meshing with the self-tapping screw, and no extrusion friction force exists; however, the assembly of the assembled cross-shaped column and the ecological inner wall belongs to the assembly of a reinforced concrete wallboard and a constructional column, the connecting interface of the two mainly bears shearing force, and simultaneously needs friction force and snap-in force, and the current technology that a self-tapping nail is directly connected with a light steel keel is obviously different from the assembly of an inner leaf concrete thin wallboard and an outer leaf concrete thin wallboard of a composite wallboard and the force transmission requirements of the inner leaf concrete thin wallboard and the outer leaf concrete thin wallboard; (4) the cast-in-place area of traditional shear force wall is assembled, because the cast-in-place volume of concrete is great, the concrete mold expansion power is great, need add interim construction support and fix a position the template, the expense is higher and the flexibility ratio is relatively poor, is not suitable for the construction of ecological interior wall. (5) The wallboard is filled in the prefabrication of tradition assembled shear wall structure needs to reserve the assembly seam with adjacent wallboard or structure post, and there are sound insulation performance and waterproof performance subalternation problem in assembly seam department.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is to provide a self-tapping nail cluster connecting structure for an assembled cross-shaped column and an ecological inner wall, which solves the problem of connecting a frame column and the cross-shaped structural column of the inner wall, and a filling seam has the characteristics of good waterproof and sound insulation performance.
In order to solve the technical problems, the technical scheme adopted by the utility model is as follows:
a self-tapping nail cluster connecting structure of an assembled cross-shaped column and an ecological inner wall comprises a concrete cross-shaped constructional column and an ecological inner wall, wherein the concrete cross-shaped constructional column is arranged at a cross joint formed by the intersection of the two ecological inner walls, and four edges of the concrete cross-shaped constructional column are respectively connected with the end part of one ecological inner wall;
the ecological inner wall is prefabricated in a factory and comprises an ecological inner wall frame column, an ecological plate and a frame column I-shaped force transmission steel plate, concrete is poured into an ecological inner wall frame column reinforcement cage to form the ecological inner wall frame column, the frame column I-shaped force transmission steel plate is welded on the ecological inner wall frame column reinforcement cage, a frame column I-shaped force transmission steel plate side groove is reserved on the outer side of the frame column I-shaped force transmission steel plate, a wood block is bonded on the inner side of the frame column I-shaped force transmission steel plate, and the ecological plate is filled in a sash of the ecological inner wall;
the ten shaped constructional columns of concrete are prefabricated in the mill, are pour the concrete by ten shaped constructional column steel reinforcement cages and form the power steel sheet is passed to a welded connection constructional column shape on the ten shaped constructional column steel reinforcement cage a constructional column shape is passed and is reserved a constructional column shape and pass power steel sheet side recess the inboard of a constructional column shape power steel sheet bonds one the billet, a constructional column shape passes the power steel sheet with a frame post shape is passed the power steel sheet and is connected with self-tapping nail for the steel sheet.
Preferably, the cross-shaped constructional column steel reinforcement cage comprises cross-shaped stirrups consisting of double-limb rectangular stirrups and constructional column longitudinal reinforcements constrained by the cross-shaped stirrups, and the four cross-shaped stirrups are all welded with the constructional column linear force transmission steel plates.
Preferably, the ecological inner wall frame column is filled with the ecological plates at the inner side, and the assembly joints connected with the outer side are also used as cement-based grouting material perfusion joints.
Preferably, be equipped with the connecting steel plate in the tectonic column shape passes power steel sheet side recess and the frame post shape passes power steel sheet side recess the connecting steel plate is equipped with self tapping nail hole, the self tapping nail will the connecting steel plate respectively with tectonic column shape passes power steel sheet and frame post shape passes power steel sheet and links together.
Adopt the produced beneficial effect of above-mentioned technical scheme to lie in:
(1) the self-tapping nail cluster block solves the following technical problems: 1) the self-tapping nail cluster structure is used as dry connection, so that wet operation on a construction site is basically avoided, and the problems of large construction waste discharge and large noise and environmental pollution are solved; 2) the problems that the frame column of the ecological wallboard is connected with the steel plate of the cross-shaped constructional column through bolts and the connection of the through bolts is not applicable are solved; 3) the problem of because the cast-in-place volume of concrete is great, need add interim construction support and fix a position the template, the expense is higher and the flexibility ratio is relatively poor is solved.
(2) The cross-shaped column solves the following technical problems: 1) the problems of large cast-in-place quantity and low assembly rate of the integral joint connection of the traditional assembly type shear wall structure are solved; 2) the problem that the traditional assembly type structure wallboard is inflexible in arrangement, so that the limitation of the size and the distribution position of the wallboard on the building space function partition is reduced is solved; 3) and the anti-overturning and anti-collapsing performance of the building is improved as a second anti-earthquake defense line.
(3) The combined connecting structure solves the following technical problems: the prefabricated ecological inner wall and the cross-shaped constructional column are reliably connected through the combined connecting structure, the frame column of the ecological inner wall and the cross-shaped constructional column can be equal to the constraint edge member and the constructional edge member in the cast-in-place shear wall structure, and the prefabricated production and assembly construction of the constraint edge member and the constructional edge member in the traditional assembly type shear wall structure are realized.
Drawings
FIG. 1 is a schematic plan view of an assembled cross-shaped post;
FIG. 2 is a cross-sectional view of a self-tapping nail cluster block connecting structure of a cross-shaped column and an ecological inner wall;
FIG. 3 is a section of a high-performance mortar post-cast strip connection structure;
FIG. 4 is a schematic perspective view of a connecting structure of an assembled cross-shaped column and a self-tapping nail cluster block of an ecological inner wall;
FIG. 5 is another schematic perspective view of the assembled cross-shaped column and ecological inner wall self-tapping nail cluster block connection structure;
FIG. 6 is a schematic view of the built-in steel structure of the assembled cross-shaped column and ecological inner wall self-tapping nail cluster block connection structure
FIG. 7 is a schematic perspective view of a connection structure of an assembled cross-shaped column and an ecological inner wall;
in the figure: 1. a concrete cross-shaped constructional column; 2. a cross-shaped constructional column reinforcement cage; 3. constructing a column-shaped force transmission steel plate; 4. constructing a groove on the side surface of a column-shaped force transmission steel plate; 5. ecological inner wall frame columns; 6. ecological inner wall frame column reinforcement cage; 7. the frame column is a force transmission steel plate; 8. the frame column is a groove on the side surface of the force transmission steel plate; 9. connecting steel plates; 10. self-tapping screw; 11. wood blocks; 12. the assembly joint is also used as a cement-based grouting material pouring joint; 13. an ecological plate.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
As shown in fig. 1-7, the self-tapping screw assembly is an ecological inner wall filled with ecological plates in a reinforced concrete frame with force transmission steel plates, a cross-shaped reinforced concrete constructional column with force transmission steel plates, and an embedded steel-structure concrete thin wall plate block which is a steel-concrete combined block and is formed by connecting the ecological inner wall with the self-tapping screws and connecting steel plates thereof and is 40mm thick outside the force transmission steel plate area of the cross-shaped constructional column. Forming a self-tapping nail cluster: the prefabricated ecological interior wall's of ecological panel is filled to reinforced concrete frame column stirrup welding wallboard passes power steel sheet, ten shape constructional column stirrup welding constructional column passes power steel sheet, with the connecting steel plate embedding wallboard of self tapping nail hole and the recess of constructional column and hug closely left and right biography power steel sheet, pass the left and right biography power steel sheet of self tapping connection behind the connecting steel plate hole with the self tapping nail freedom penetration, the recess that will imbed the connecting steel sheet is floating with the mortar, form the built-in steel structure concrete composite block who passes the regional outline 40mm thick concrete of power steel sheet.
The cross-shaped column is a cross-shaped constructional column formed by pouring concrete into a steel reinforcement cage and a connecting steel plate, wherein the steel reinforcement cage is restricted by a cross-shaped stirrup formed by internally configuring double-limb rectangular stirrups and is formed by longitudinal reinforcements of the cross-shaped column. Installing the ecological inner wall, putting the connecting steel plate into the side grooves of the ecological wallboard and the force transmission steel plate of the cross-shaped column, and adopting the self-tapping screw to connect the force transmission steel plate after freely penetrating through the self-tapping screw hole of the connecting steel plate so as to form the self-tapping screw steel structure. And (3) adhering a waterproof adhesive tape at the assembly joint of the ecological wallboard and the cross-shaped column, and pouring cement-based grouting material to form a closed pouring joint, wherein the width of the pouring joint is 20 mm.
The ecological inner wall is a reinforced concrete frame formed by reinforced concrete frame beam columns and middle constructional columns, and an ecological wallboard formed by filling light ecological environment-friendly boards in the frame. The light ecological environment-friendly board is prepared from solid wastes such as fly ash and slag. An I-shaped force transmission steel plate is welded on the hooping of the frame column of the ecological wallboard.
The combined connection structure is a combination of a cooperative stress structure formed by a self-tapping nail cluster concentrated force transmission connection structure of the ecological wallboard and the cross-shaped constructional column and a continuous force transmission connection structure of the ecological wallboard at an assembly joint and a cement-based grouting material perfusion joint with the thickness of 20mm of the cross-shaped column. The prefabricated ecological inner wall and the cross-shaped constructional column are reliably connected through the combined connecting structure, the frame column of the ecological inner wall and the cross-shaped constructional column can be equal to the constraint edge member and the constructional edge member in the cast-in-place shear wall structure, and the prefabricated production and assembly construction of the constraint edge member and the constructional edge member in the traditional assembly type shear wall structure are realized.
The connection relation of the parts is as follows:
ecological interior wall of assembled: the ecological inner wall is prefabricated in a factory and comprises an ecological inner wall frame column 5, an ecological inner wall frame column reinforcement cage 6, ecological plates 13 filled with lattices, and frame column one-shaped force transmission steel plates 7 welded on stirrups of the ecological wall frame column, wherein frame column one-shaped force transmission steel plate side grooves 8 are reserved outside the frame column one-shaped force transmission steel plates 7.
A cross-shaped constructional column: the cross-shaped constructional column is prefabricated in a factory, and is formed by pouring concrete into a cross-shaped constructional column reinforcement cage 2 consisting of cross-shaped stirrups consisting of double-limb rectangular stirrups and constructional column longitudinal reinforcements restrained by the cross-shaped stirrups. The built-in constructional column of ten shape constructional columns passes power steel sheet 3 and reinforcement cage stirrup welding, and the constructional column is passed power steel sheet 3 outside and is reserved constructional column and pass power steel sheet side recess 4 once.
Built-in steel of self-tapping nail glomeration constructs: the constructional column one-shaped force transmission steel plate 3 is welded with stirrups of the cross constructional column steel reinforcement cage 2, the frame column one-shaped force transmission steel plate 7 is welded with stirrups of the frame column steel reinforcement cage 6 of the ecological inner wall, and a wood block 11 of the self-tapping screw self-tapping force transmission steel plate is conveniently bonded with the constructional column one-shaped force transmission steel plate 3 and the frame column one-shaped force transmission steel plate 7 through glass cement or structural glue; the constructional column-shaped force transmission steel plate 3 and the frame column-shaped force transmission steel plate 7 are connected through a connecting steel plate 9 by a self-tapping screw 10 to form a self-tapping screw aggregate built-in steel structure.
The combined connection structure comprises: and the constructional column I-shaped force transmission steel plate side groove 4 and the frame column I-shaped force transmission steel plate side groove 8 for placing the self-tapping nail cluster steel structure connecting steel plates, which are recessed into the wall plate frame column and the cross constructional column, are leveled by high-performance mortar, and the assembly joint also serves as a cement-based grouting material pouring joint 12 for pouring cement-based grouting material and forming combined connection of the self-tapping nail cluster and a post-pouring mortar layer after maintenance.
Concrete cross-shaped constructional column 1: the steel reinforcement cage is a cross-shaped constructional column prefabricated in a factory, a cross-shaped constructional column reinforcement cage 2 is arranged in the steel reinforcement cage, and a built-in constructional column I-shaped force transmission steel plate 3 is arranged in the steel reinforcement cage. A constructional column-shaped force transmission steel plate side groove 4 is reserved at a constructional column-shaped force transmission steel plate 3 in the built-in construction column in the cross-shaped constructional column, and a connecting steel plate 9 is placed inside the construction column-shaped force transmission steel plate. Functionally: the ten-shaped constructional columns are main structures connected by adjacent transverse ecological wallboards and transverse and longitudinal ecological wallboards, and in the structure: the cross-shaped constructional column is a main bearing structure and is used as a second anti-seismic defense line to improve the anti-seismic performance and the anti-overturning and anti-collapsing capabilities of the structure.
Cross-shaped constructional column steel reinforcement cage 2: the steel reinforcement cage is a steel reinforcement cage formed by a cross-shaped stirrup composed of double-limb rectangular stirrups and a constructional column longitudinal reinforcement constrained by the stirrup, a constructional column-shaped force transmission steel plate 3 is welded on the stirrup, and the cross-shaped constructional column is formed after concrete is poured.
Constructional column-shaped force transmission steel plate 3: the steel plate is a flat steel plate with the thickness not less than 3mm welded on a stirrup of a cross-shaped constructional column steel reinforcement cage 2, a constructional column-shaped force transmission steel plate side surface groove 4 which is smeared by high-performance mortar is reserved on the outer side of the flat steel plate, and a wood block 11 which is convenient for self-tapping drilling of a self-tapping screw is bonded on the inner side of the flat steel plate by glass cement or structural cement.
Constructional column one shape passes power steel sheet side recess 4: the outer side of the constructional column-shaped force transmission steel plate 3 is reserved with a reserved groove which is formed by plastering high-performance mortar with the strength not lower than M15.
Ecological interior wall frame post 5 and ecological interior wall frame post steel reinforcement cage 6: the prefabricated ecological inner wall reinforced concrete sash side column is formed by pouring C30-C40 fine stone concrete, wherein the inner side of the ecological wallboard concrete sash column is provided with ecological plates 13, and the outer side of the ecological wallboard concrete sash column is connected with an assembly joint which is also used as a cement-based grouting material pouring joint 12. The ecological inner wall frame column reinforcement cage 6 is a reinforcement arrangement structure inside the ecological inner wall frame column 5, and is composed of longitudinal stress reinforcement bars and stirrups, and a frame column-shaped force transmission steel plate 7 is welded on the reinforcement bars.
Frame column-shaped force transmission steel plate 7: the ecological inner wall frame column reinforcing cage is a flat steel plate with the thickness not less than 3mm welded on the ecological inner wall frame column reinforcing cage 6, a frame column-shaped force transmission steel plate side surface groove 8 which is smeared by high-performance mortar is reserved on the outer side of the flat steel plate, and a wood block 11 which is convenient for self-tapping and drilling of a self-tapping screw is bonded on the inner side of the flat steel plate by glass cement or structural cement.
The frame column is a shape of force transmission steel plate side face groove 8: the reserved groove which is formed by plastering high-performance mortar with the strength not lower than M15 is reserved on the outer side of the frame column-shaped force transmission steel plate 7.
The connecting steel plate 9: placing a connecting steel plate 9 into a side groove 4 of a reserved constructional column-shaped force transmission steel plate and a side groove 8 of a frame column-shaped force transmission steel plate, and connecting the connecting steel plate with a constructional column-shaped force transmission steel plate 3 and a frame column-shaped force transmission steel plate 7 by using self-tapping screws 10; the length of the connecting steel plate 9 is the sum of the constructional column-shaped force transmission steel plate 3 and the frame column-shaped force transmission steel plate 7, the height of the connecting steel plate is not more than that of the constructional column-shaped force transmission steel plate 3 and the frame column-shaped force transmission steel plate 7, and the thickness of the connecting steel plate is not less than 3 mm; the connecting steel plate 9 needs to be punched when penetrating through the self-tapping screw, after the self-tapping screw is drilled into the force transmission steel plate, the connecting steel plate and the force transmission steel plate have friction force between the steel plates generated by corresponding extrusion force, and simultaneously, the engaging force of the steel plates and the self-tapping screw can be strengthened.
Self-tapping screw 10: the ST 6.3 type hexagonal tail drill self-tapping screw can be selected, the total length of the self-tapping screw is 20mm, the through length of the screw thread is long, and the distance between the self-tapping screws is 25-50mm generally.
Wood block 11: the wood block is adhered to the back surfaces of the constructional column-shaped force transmission steel plate 3 and the frame column-shaped force transmission steel plate 7 by adhesives such as glass cement, and has the main function of facilitating a self-tapping screw to drill into the force transmission steel plate.
The assembly joint also serves as a cement-based grouting material pouring joint 12: the concrete cross-shaped constructional column is a 20mm assembly joint between the concrete cross-shaped constructional column 1 and the ecological inner wall frame column 5, and the strength of the cement-based grouting material poured at the assembly joint is not lower than that of the wall concrete by 20mm after the self-tapping nail block steel structure construction is finished. The pouring seam formed by the cement-based grouting material bonds the wallboard frame column and the cross constructional column, can resist the shearing force between the ecological wallboard and the constructional column, fills the wallboard assembly seam, and improves the waterproof and sound insulation performance of the wallboard assembly seam.
Ecological plate 13: the wall board is a microporous lightweight ecological concrete wall board filled in a reinforced concrete frame, and has the advantages of light dead weight, good heat preservation and sound insulation and economic price.
The construction that assembled ten shape post and ecological interior wall self-tapping nail glomeration are connected is as follows:
1) preparing an assembled ecological inner wall with a connecting steel plate; preparing a cross-shaped column with a connecting steel plate;
2) assembling the ecological inner wall and the cross-shaped column, and adopting self-tapping screws to freely penetrate through self-tapping screw holes of the connecting steel plates to self-tap the force transmission steel plates for connecting the ecological inner wall and the cross-shaped column;
3) adhering waterproof adhesive strips on two sides of an assembly joint of the ecological inner wall and the cross-shaped column, and pouring cement-based grouting material with the thickness of 20mm to form a pouring joint;
4) using high-performance mortar to trowel the grooves on the outer sides of the force transmission steel plates of the frame columns and the cross constructional columns of the ecological inner wall;
5) the wall body and the cross constructional column are painted by adopting the interior wall decorative paint.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solution of the present invention and the inventive concept with equivalent alternatives or modifications within the scope of the present invention.
Claims (4)
1. The self-tapping nail cluster connecting structure for the assembled cross-shaped column and the ecological inner wall is characterized by comprising a concrete cross-shaped constructional column (1) and the ecological inner wall, wherein the concrete cross-shaped constructional column (1) is arranged at a cross joint formed by the intersection of the two ecological inner walls, and four edges of the concrete cross-shaped constructional column (1) are respectively connected with the end part of one ecological inner wall;
the ecological inner wall is prefabricated in a factory and comprises an ecological inner wall frame column (5), an ecological plate (13) and a frame column one-shaped force transmission steel plate (7), concrete is poured into the ecological inner wall frame column reinforcement cage (6) to form the ecological inner wall frame column (5), the frame column one-shaped force transmission steel plate (7) is welded on the ecological inner wall frame column reinforcement cage (6), a frame column one-shaped force transmission steel plate side groove (8) is reserved on the outer side of the frame column one-shaped force transmission steel plate (7), a wood block (11) is bonded on the inner side of the frame column one-shaped force transmission steel plate (7), and the ecological plate (13) is filled in a sash of the ecological inner wall;
concrete ten shape constructional column (1) is prefabricated in the mill, pours the concrete by ten shape constructional column steel reinforcement cage (2) and forms ten shape constructional column steel reinforcement cage (2) are gone up welded connection constructional column one and are appeared biography power steel sheet (3) constructional column one shape biography power steel sheet side recess (4) is reserved in the department of biography power steel sheet (3) of constructional column one shape the inboard of biography power steel sheet (3) bonds one billet (11), constructional column one shape biography power steel sheet (3) with frame post one is passed power steel sheet (7) and is connected with self-tapping nail (10).
2. The fabricated cross-shaped column and ecological inner wall self-tapping nail cluster connection structure as claimed in claim 1, wherein the cross-shaped constructional column reinforcement cage (2) comprises a cross-shaped stirrup composed of double-limb rectangular stirrups and constructional column longitudinal reinforcements restrained by the cross-shaped stirrup, and the constructional column-shaped force transmission steel plate (3) is welded on all four cross-shaped stirrups.
3. The fabricated cross-shaped column and ecological inner wall self-tapping nail cluster connecting structure is characterized in that the ecological inner wall frame column (5) is filled with ecological plates (13) on the inner side, and the outer side connecting assembly joint is also used as a cement-based grouting material pouring joint (12).
4. The assembled cross-shaped column and ecological inner wall self-tapping screw block connecting structure is characterized in that connecting steel plates (9) are arranged in the first force transmission steel plate side grooves (4) of the construction column and the first force transmission steel plate side grooves (8) of the frame column, self-tapping screw holes are formed in the connecting steel plates (9), and the self-tapping screws (10) connect the connecting steel plates (9) with the first force transmission steel plates (3) of the construction column and the first force transmission steel plates (7) of the frame column respectively.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220603127.2U CN216973838U (en) | 2022-03-19 | 2022-03-19 | Assembled ten shape posts and ecological interior wall self-tapping nail cluster joint construction |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202220603127.2U CN216973838U (en) | 2022-03-19 | 2022-03-19 | Assembled ten shape posts and ecological interior wall self-tapping nail cluster joint construction |
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| CN216973838U true CN216973838U (en) | 2022-07-15 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114753693A (en) * | 2022-03-19 | 2022-07-15 | 北京工业大学 | Assembly type cross-shaped column and ecological inner wall self-tapping nail cluster connecting structure and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114753693A (en) * | 2022-03-19 | 2022-07-15 | 北京工业大学 | Assembly type cross-shaped column and ecological inner wall self-tapping nail cluster connecting structure and method |
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