CN114562023A - Assembly type frame connecting node, assembly type frame and assembly method - Google Patents
Assembly type frame connecting node, assembly type frame and assembly method Download PDFInfo
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- CN114562023A CN114562023A CN202210423513.8A CN202210423513A CN114562023A CN 114562023 A CN114562023 A CN 114562023A CN 202210423513 A CN202210423513 A CN 202210423513A CN 114562023 A CN114562023 A CN 114562023A
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/20—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of concrete, e.g. reinforced concrete, or other stonelike material
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/20—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of concrete, e.g. reinforced concrete, or other stonelike material
- E04B1/21—Connections specially adapted therefor
- E04B1/215—Connections specially adapted therefor comprising metallic plates or parts
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
Abstract
The invention discloses an assembly type frame connecting node, an assembly type frame and an assembly method, and belongs to the technical field of buildings. The beam column embedded parts are embedded in the precast beams and the precast columns, and the node core area is used for connecting the end plates, so that the precast beams and the precast columns are assembled into an assembled frame. This application is through setting up the beam column built-in fitting on precast beam, post to utilize node core space to connect the formation assembled frame to the beam column built-in fitting, the connection position adopts the bolt obviously to adorn, structure safe and reliable, and the work progress need not support temporarily, and the node district does not need wet operation, is favorable to reducing construction cost, and upper frame construction does not influence the construction of the cast-in-place layer of lower floor concrete floor, is favorable to accelerating the construction progress.
Description
Technical Field
The invention relates to the technical field of buildings, in particular to an assembly type frame connecting node, an assembly type frame and an assembly method.
Background
The prefabricated concrete structure is formed by assembling and connecting prefabricated components serving as main stress components, and has the advantages of high construction efficiency, capability of meeting the green construction requirement and the like. According to the requirements of technical specification of prefabricated concrete structures (JGJ 1-2014), a cast-in-place layer is required to be arranged on a floor slab of the prefabricated concrete frame structure so as to ensure the integrity of the structure. In order to meet the standard requirements, the beam of the assembly type concrete frame structure is generally constructed by a prefabricated part and a cast-in-place part twice, the steel bars of the plate and the beam need to be anchored in the node, the node needs to be cast in place, and grouting sleeves need to be arranged for connecting the prefabricated beam, the column and the node. The joint connection method needs a lot of temporary supports, large field wet operation amount and long construction period, and the quality of concrete in the grouting sleeve is difficult to detect. Under the condition of meeting the requirement of the specification, the problem that how to further reduce on-site wet operation, optimize the joint connection structure and the assembly method and accelerate the construction progress is urgently needed to be solved.
Disclosure of Invention
In order to overcome the defects of the existing assembly type frame, the invention aims to solve the technical problems that: provided are an assembly type frame connecting node with high construction efficiency, an assembly type frame and an assembly method.
The technical scheme adopted by the invention for solving the technical problems is as follows:
assembled frame attach node, including node core space and beam column built-in fitting, the beam column built-in fitting includes the end plate, at the peg and the shear key adaptation groove that the pre-buried one side of end plate set up, shear key adaptation groove is located the end plate center, and the end plate periphery is equipped with first through-hole, the one end that the peg links to each other with the end plate is equipped with the screw hole to the screw hole aligns with first through-hole, node core space includes last flange board, lower flange board and links to each other the vertical baffle between the two to and set up the connecting plate on vertical baffle, the middle part of going up flange board, lower flange board and connecting plate is equipped with the shear key that matches with shear key adaptation groove, and the periphery is equipped with the second through-hole that matches with first through-hole.
Further, the node core area comprises a bottom-layer column bottom node, a middle-layer node and a top-layer column top node, a connecting plate is not arranged on the bottom-layer column bottom node, and a shear key and a second through hole are not arranged on an upper flange plate of the top-layer column top node.
Further, the height of the longitudinal partition plate of the middle layer node and the top layer column top node is 200-500mm, and the middle part of the longitudinal partition plate is provided with a transverse partition plate.
Further, the connecting plate is connected with the longitudinal partition plate through H-shaped steel, and the length of the H-shaped steel is 200-500 mm.
Furthermore, semicircular holes are formed in the upper flange plate and the lower flange plate of the H-shaped steel.
Furthermore, one end of the stud, which is far away from the end plate, is provided with a hemispherical top cap, and the outer diameter of the hemispherical top cap is larger than that of the stud.
The assembled frame comprises a precast beam and a precast column of reinforced concrete and further comprises an assembled frame connecting node, wherein an end plate of a beam column embedded part is embedded at the end parts of the precast beam and the precast column, a reinforcement cage of the precast beam and the precast column is welded with the end plate, and the precast beam and the precast column are connected through a node core area to form the assembled frame.
Further, the steel reinforcement cage of precast beam includes that the bottom indulges muscle and stirrup, the muscle is indulged to the bottom and the welding of end plate bottom, and the end plate middle part is equipped with the embedded muscle, the top of stirrup surpasss the concrete upper surface of precast beam, and it surpasss highly to subtract 15mm for upper portion building, roofing plate thickness, has alternate at the stirrup top and has the top to indulge the muscle, and the tip and the nuclear core area welding of node that the muscle was indulged at the top, the upper surface of precast beam is equipped with cast-in-place layer and indulges the muscle with stirrup top and cover.
Further, for the precast beam needing to be provided with the floor slab, the cast-in-place layer on the upper surface of the precast beam and the cast-in-place layer of the floor slab are integrally cast and molded; to the precast beam of top layer, if there is the roof beam node core area both sides, then the top is indulged the muscle and is link up node core area top and set up, if there is the roof beam node core area only one side, then the muscle is indulged in the top and is buckled the welding downwards on last flange board, the welding has the U-shaped stirrup to indulge the muscle in the top and retrains.
The assembling method of the assembling type frame comprises the following steps:
a. manufacturing an assembly type frame connecting node, a beam and column reinforcement cage according to the frame structure and the sizes of the beam and the column, and welding the beam and column embedded part with the beam and column reinforcement cage;
b. pouring concrete, and manufacturing precast beams and columns, wherein the precast beams do not contain top longitudinal ribs, the tops of the stirrups exceed the upper surfaces of the concrete of the precast beams, and the exceeding height is the thickness of the upper building and the roof slab minus 15 mm;
c. assembling beams and columns by using the node core area according to the frame structure, and prefabricating a frame in the shape;
d. connecting a top longitudinal rib at the top of a stirrup of the precast beam in a penetrating manner, and welding the top longitudinal rib with a longitudinal partition plate in a node core area;
e. mounting a floor precast layer on the precast beam, then binding cast-in-place layer negative bending moment steel bars, and finally pouring a floor cast-in-place layer on the precast beam and the floor precast layer;
f. mounting layer by layer from bottom to top according to the steps c to e;
g. after the installation is finished, rust-proof treatment is carried out on steel exposed out of the node area by using rust-proof paint, gaps of the connecting piece are filled with dry and hard aerated concrete or rock wool, and the gap is painted by using cement mortar.
The beneficial effects of the invention are: through set up the beam column built-in fitting on precast beam, post to utilize node core space to connect the beam column built-in fitting and form the assembled frame, the connection position adopts the bolt obviously to adorn, and structure safe and reliable, the work progress need not interim support, and the node area does not need wet operation, is favorable to reducing construction cost, and upper frame construction does not influence the construction of lower floor concrete floor cast-in-place layer, is favorable to accelerating the construction progress.
Drawings
Fig. 1 is a schematic structural view of a fabricated frame connection node according to the present invention.
FIG. 2 is a schematic view of the bottom layer pillar bottom node structure of the present invention.
Fig. 3 is a schematic diagram of the top-layer pillar-top node structure of the present invention.
Fig. 4 is a schematic view of the peg configuration of the present invention.
Fig. 5 is a schematic structural view of the beam column reinforcement cage of the present invention.
Fig. 6 is a schematic view of the beam-column structure of the present invention.
Fig. 7 is a schematic structural view of the precast beam reinforcement cage of the present invention.
Fig. 8 is a schematic view of a connection structure of an intermediate layer node and a reinforcement cage of a precast beam.
Fig. 9 is a schematic view of a connection structure of a top-layer column top node and a precast beam reinforcement cage according to the invention.
Fig. 10 is a schematic view of the installation structure of the frame and the floor slab of the present invention.
Marked in the figure as 1-node core area, 2-beam column embedded parts, 3-precast beams, 4-precast columns, 5-floor precast layers, 6-floor cast-in-place layers, 11-upper flange plates, 12-lower flange plates, 13-longitudinal partition plates, 14-connecting plates, 15-shear keys, 16-second through holes, 17-transverse partition plates, 18-H-shaped steel, 19-semicircular holes, 21-end plates, 22-studs, 23-shear key adapting grooves, 24-first through holes, 25-threaded holes, 26-hemispherical top caps, 27-embedded ribs, 31-bottom longitudinal ribs, 32-stirrups, 33-top longitudinal ribs and 34-U-shaped stirrups.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
As shown in fig. 1 to 4, the fabricated frame connection node of the present invention includes a node core area 1 and a beam column embedded part 2, wherein the beam column embedded part 2 includes an end plate 21, a stud 22 and a shear key adapting groove 23 which are arranged on one embedded side of the end plate 21, the shear key adapting groove 23 is located in the center of the end plate 21, a first through hole 24 is arranged on the periphery of the end plate 21, a threaded hole 25 is arranged at one end of the stud 22 connected to the end plate 21, and the threaded hole 25 is aligned with the first through hole 24, the node core area 1 includes an upper flange plate 11, a lower flange plate 12, a longitudinal partition plate 13 connected therebetween, and a connection plate 14 arranged on the longitudinal partition plate 13, a shear key 15 matched with the shear key adapting groove 23 is arranged in the middle of the upper flange plate 11, the lower flange plate 12, and the connection plate 14, and a second through hole 16 matched with the first through hole 24 is arranged on the periphery.
The beam column embedded part 2 is used for being embedded in the precast beam 3 and the precast column 4, wherein the end plate 21 is located at the installation end of the precast beam 3 and the precast column 4, and the upper flange plate 11, the lower flange plate 12 and the connecting plate 14 on the node core area 1 are used for connecting the end plates 21, so that the precast beam 3 and the precast column 4 are assembled into an assembled frame. During the connection process, the shear key adapting grooves 23 on the end plates 21 are first matched and butted with the shear keys 15 on the upper flange plate 11, the lower flange plate 12 and the connecting plate 14, meanwhile, the first through holes 24 are aligned with the second through holes 16, and then the bolts are sequentially passed through the second through holes 16, the first through holes 24 and the threaded holes 25 on the studs 22 for fastening.
For the node core area 1, the node core area can be divided into a bottom-layer column bottom node, a middle-layer node and a top-layer column top node according to different use conditions and installation positions, wherein the bottom-layer column bottom node is used for connecting a prefabricated column and a foundation, as shown in fig. 2, a connecting plate 14 is not needed because a beam is not connected, and the height is too high; the middle layer nodes are connected with the connecting plates 14 which are needed to be arranged and have higher height as shown in figure 1; the top-level post-top node, as shown in fig. 3, does not have shear keys 15 and second through holes 16 on the upper flange plate 11 because there are no prefabricated posts on top.
For the middle-layer node and the top-layer column top node, the height of the longitudinal partition plate 13 of the middle-layer node and the top-layer column top node is 200-500mm because the size of the beam and the floor needs to be considered, and meanwhile, in order to increase the structural strength, the transverse partition plate 17 is preferably arranged in the middle of the longitudinal partition plate 13 to transmit the force of the upper flange plate of the beam.
Further, for convenience of installation, the connecting plate 14 and the longitudinal partition plate 13 are connected through the H-shaped steel 18, so that the connecting plate 14 extends out of the node core area 1, and considering the structural strength comprehensively, the length of the H-shaped steel 18 is 200 mm and 500mm, so that a sufficient assembling space can be reserved. The upper and lower flange plates of the H-shaped steel 18 are also provided with semicircular holes 19 so as to form plastic hinges at the positions to form dog-bone type connection and ensure the design of strong columns and weak beams.
For the peg 22, in order to process the threaded hole 25 conveniently, a threaded sleeve structure may be adopted, but in order to avoid concrete entering the threaded hole 25 in the manufacturing process of the precast beam and the precast column, a hemispherical top cap 26 may be disposed at one end of the peg 22 away from the end plate 21, as shown in fig. 4, the outer diameter of the hemispherical top cap 26 is greater than about 5mm of the outer diameter of the peg 22, so that concrete can be prevented from entering the threaded hole 25, and meanwhile, the end plate 21 can be prevented from loosening and separating from the precast concrete beam and the precast column.
The fabricated frame manufactured by the fabricated frame connecting node comprises a precast beam 3 and a precast column 4 made of reinforced concrete and further comprises the fabricated frame connecting node, wherein the end plate 21 of the beam column embedded part 2 is embedded at the end parts of the precast beam 3 and the precast column 4, the reinforcement cages of the precast beam 3 and the precast column 4 are welded with the end plate 21, the concrete structure is shown in fig. 5 and 6, and the precast beam 3 and the precast column 4 are connected through a node core area to form the fabricated frame. By adopting appropriate bottom layer column bottom nodes, middle layer nodes and top layer column top nodes, a straight-line-shaped, L-shaped, T-shaped or cross-shaped frame structure can be realized. When the assembled frame connecting node is designed according to the precast beam and the precast column, the edge of the end plate 21 is 10-15mm smaller than the edge of the precast beam and the precast column, so that a gap is reserved for subsequent filling and painting, and the steel structure is prevented from being exposed.
For the precast beam 3, considering that the precast beam needs to be assembled and connected with a floor slab and simultaneously meets the requirements of technical specifications of prefabricated concrete structures, a cast-in-place layer needs to be arranged on the precast beam to ensure the integrity of the structure. Therefore, the preferred scheme is that the reinforcement cage of precast beam 3 includes bottom longitudinal reinforcement 31 and stirrup 32, as shown in fig. 7, bottom longitudinal reinforcement 31 and end plate 21 bottom welding, end plate 21 middle part is equipped with embedded muscle 27, and the tip of embedded muscle 27 can be buckled to be connected with the concrete stability, as shown in fig. 8, the top of stirrup 32 is surpassed precast beam 3's concrete upper surface, and it surpasss the height and subtracts 15mm for the thickness of upper building, roofing board, has worn to insert at stirrup 32 top has top longitudinal reinforcement 33, and the tip of top longitudinal reinforcement 33 and the welding of node core area 1, precast beam 3's upper surface is equipped with cast-in-place layer and covers stirrup 32 top and top longitudinal reinforcement 33. The precast girders 3 and the precast columns 4 can be cast-in-place to be connected together by cast-in-place layers, thereby improving structural integrity.
As shown in fig. 10, for the precast beam 3 on which the floor slab needs to be installed, the floor slab is divided into a floor slab precast layer 5 and a floor slab cast-in-place layer 6, the floor slab precast layer 5 is flush with the upper concrete surface of the precast beam 3, and the cast-in-place layer on the upper surface of the precast beam 3 can be directly cast and formed integrally with the floor slab cast-in-place layer 6, so that the requirement of arranging the cast-in-place layer on the floor slab in the technical specification of the prefabricated concrete structure is met; as shown in fig. 9, for precast beam 3 at the top layer, if there is the roof beam in node core area 1 both sides, then the setting of the top longitudinal rib 33 link up the setting of node core area 1 top, if there is the roof beam in node core area 1 only one side, then the welding of buckling downwards of top longitudinal rib 33 is on last flange board 11, the welding has U-shaped stirrup 34 to retrain top longitudinal rib 33 on last flange board 11.
The assembling method of the assembling type frame comprises the following steps:
a. manufacturing an assembly type frame connecting node, a beam and column reinforcement cage according to the frame structure and the sizes of the beam and the column, and welding the beam and column embedded part with the beam and column reinforcement cage;
b. pouring concrete, and manufacturing precast beams and columns, wherein the precast beams do not contain top longitudinal ribs, the tops of the stirrups exceed the upper surfaces of the concrete of the precast beams, and the exceeding height is the thickness of the upper building and the roof slab minus 15 mm;
c. assembling beams and columns by using the node core area according to the frame structure, and prefabricating a frame in the shape;
d. connecting a top longitudinal rib at the top of a stirrup of the precast beam in a penetrating manner, and welding the top longitudinal rib with a longitudinal partition plate in a node core area;
e. mounting a floor slab prefabricated layer on the precast beam, binding cast-in-place layer negative bending moment reinforcing steel bars, and finally pouring a floor slab cast-in-place layer on the precast beam and the floor slab prefabricated layer;
f. mounting layer by layer from bottom to top according to the steps c to e;
g. after the installation is finished, rust-proof treatment is carried out on steel exposed out of the node area by using rust-proof paint, gaps of the connecting piece are filled with dry and hard aerated concrete or rock wool, and the gap is painted by using cement mortar.
This application is through setting up the beam column built-in fitting on precast beam, the post to utilize node core space to connect the formation assembled frame to the beam column built-in fitting, the connection position adopts the bolt obviously to adorn, structure safe and reliable, the work progress does not need interim support, the node area does not need wet operation, is favorable to reducing construction cost, and upper frame construction does not influence the construction of the cast-in-place layer of lower floor concrete floor, is favorable to accelerating the construction progress, has fine application prospect.
Claims (10)
1. Assembled frame connected node, characterized by: the node comprises a node core area (1) and a beam column embedded part (2), wherein the beam column embedded part (2) comprises an end plate (21), a stud (22) and a shear key adaptation groove (23) which are arranged on one embedded side of the end plate (21), the shear key adaptation groove (23) is positioned in the center of the end plate (21), a first through hole (24) is formed in the periphery of the end plate (21), a threaded hole (25) is formed in one end, connected with the end plate (21), of the stud (22), the threaded hole (25) is aligned with the first through hole (24), the node core area (1) comprises an upper flange plate (11), a lower flange plate (12) and a longitudinal partition plate (13) connected between the upper flange plate and the lower flange plate, and a connecting plate (14) arranged on the longitudinal partition plate (13), and shear keys (15) matched with the shear key adaptation groove (23) are arranged in the middles of the upper flange plate (11), the lower flange plate (12) and the connecting plate (14), the periphery is provided with a second through hole (16) matched with the first through hole (24).
2. The fabricated frame connecting node of claim 1, wherein: node core area (1) includes bottom column base node, intermediate level node and top layer capital node, do not set up connecting plate (14) on the bottom column base node, do not set up shear key (16) and second through-hole (16) on top layer capital node's last flange board (11).
3. The fabricated frame connecting node of claim 1, wherein: the height of the vertical partition plate (13) of the middle layer node and the top layer column top node is 200-500mm, and the middle part of the vertical partition plate (13) is provided with a transverse partition plate (17).
4. The fabricated frame connecting node of claim 1, wherein: the connecting plate (14) is connected with the longitudinal partition plate (13) through H-shaped steel (18), and the length of the H-shaped steel (18) is 200-500 mm.
5. The fabricated frame connecting node of claim 1, wherein: and semicircular holes (19) are formed in the upper flange plate and the lower flange plate of the H-shaped steel (18).
6. The fabricated frame connecting node of claim 1, wherein: one end of the stud (22) far away from the end plate (21) is provided with a hemispherical top cap (26), and the outer diameter of the hemispherical top cap (26) is larger than that of the stud (22).
7. Assembled frame, including reinforced concrete's precast beam (3) and precast column (4), characterized by: the assembled frame connecting joint of any one of claims 1 to 6, wherein the end plates (21) of the beam column embedded parts (2) are embedded at the ends of the precast beams (3) and the precast columns (4), the reinforcement cages of the precast beams (3) and the precast columns (4) are welded with the end plates (21), and the precast beams (3) and the precast columns (4) are connected through the joint core area (1) to form the assembled frame.
8. The fabricated frame of claim 7, wherein: the steel reinforcement cage of precast beam (3) includes that muscle (31) and stirrup (32) are indulged to the bottom, muscle (31) and end plate (21) bottom welding are indulged to the bottom, and end plate (21) middle part is equipped with pre-buried muscle (27), the concrete upper surface of precast beam (3) is surpassed at the top of stirrup (32), and it surpasss highly to subtract 15mm for upper portion building, roofing plate thickness, has alternate at stirrup (32) top and has the top to indulge muscle (33), and the tip and the node core region (1) welding of muscle (33) are indulged to the top, the upper surface of precast beam (3) is equipped with cast-in-place layer and indulges muscle (33) cover with stirrup (32) top and top.
9. The fabricated frame of claim 8, wherein: for a precast beam (3) needing to be provided with a floor slab, a cast-in-place layer on the upper surface of the precast beam (3) and a cast-in-place layer of the floor slab are integrally cast and molded; to precast beam (3) at top layer, if there is the roof beam node core area (1) both sides, then the top indulges muscle (33) and link up node core area (1) top and sets up, if there is the roof beam node core area (1) only one side, then muscle (33) are indulged in the top and buckle the welding downwards on last flange plate (11), go up flange plate (11) and go up the welding and have U-shaped stirrup (34) to indulge muscle (33) to the top and retrain.
10. A method of assembling the fabricated frame of claim 9, comprising the steps of:
a. manufacturing an assembly type frame connecting node, a beam and column reinforcement cage according to the frame structure and the sizes of the beam and the column, and welding the beam and column embedded part with the beam and column reinforcement cage;
b. pouring concrete, and manufacturing precast beams and columns, wherein the precast beams do not contain top longitudinal ribs, the tops of the stirrups exceed the upper surfaces of the concrete of the precast beams, and the exceeding height is the thickness of the upper building and the roof slab minus 15 mm;
c. assembling beams and columns by using the node core area according to the frame structure, and prefabricating a frame in the shape;
d. connecting a top longitudinal rib at the top of a stirrup of the precast beam in a penetrating manner, and welding the top longitudinal rib with a longitudinal partition plate in a node core area;
e. mounting a floor slab prefabricated layer on the precast beam, binding cast-in-place layer negative bending moment reinforcing steel bars, and finally pouring a floor slab cast-in-place layer on the precast beam and the floor slab prefabricated layer;
f. mounting layer by layer from bottom to top according to the steps c to e;
g. after the installation is finished, rust-proof treatment is carried out on steel exposed out of the node area by using rust-proof paint, gaps of the connecting piece are filled with dry and hard aerated concrete or rock wool, and the gap is painted by using cement mortar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210423513.8A CN114562023A (en) | 2022-04-21 | 2022-04-21 | Assembly type frame connecting node, assembly type frame and assembly method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210423513.8A CN114562023A (en) | 2022-04-21 | 2022-04-21 | Assembly type frame connecting node, assembly type frame and assembly method |
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| Publication Number | Publication Date |
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| CN114562023A true CN114562023A (en) | 2022-05-31 |
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| CN202210423513.8A Pending CN114562023A (en) | 2022-04-21 | 2022-04-21 | Assembly type frame connecting node, assembly type frame and assembly method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117188607A (en) * | 2023-11-07 | 2023-12-08 | 江苏悦成新型建材有限公司 | Multifunctional prefabricated part and assembly method |
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2022
- 2022-04-21 CN CN202210423513.8A patent/CN114562023A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117188607A (en) * | 2023-11-07 | 2023-12-08 | 江苏悦成新型建材有限公司 | Multifunctional prefabricated part and assembly method |
| CN117188607B (en) * | 2023-11-07 | 2024-01-30 | 江苏悦成新型建材有限公司 | Multifunctional prefabricated part and assembly method |
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