CN114790804A - Combined rapid assembling ladder step structure for assembly type building - Google Patents
Combined rapid assembling ladder step structure for assembly type building Download PDFInfo
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- CN114790804A CN114790804A CN202210482229.8A CN202210482229A CN114790804A CN 114790804 A CN114790804 A CN 114790804A CN 202210482229 A CN202210482229 A CN 202210482229A CN 114790804 A CN114790804 A CN 114790804A
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- assembly
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- 230000003014 reinforcing effect Effects 0.000 claims abstract description 16
- 238000007789 sealing Methods 0.000 claims abstract description 12
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 34
- 230000006835 compression Effects 0.000 claims description 34
- 238000007906 compression Methods 0.000 claims description 34
- 229910000831 Steel Inorganic materials 0.000 claims description 10
- 239000010959 steel Substances 0.000 claims description 10
- 238000009434 installation Methods 0.000 description 7
- 238000011900 installation process Methods 0.000 description 3
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
- E04F11/02—Stairways; Layouts thereof
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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
- E04B1/38—Connections for building structures in general
- E04B1/388—Separate connecting elements
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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
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
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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
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/66—Sealings
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The invention provides a combined rapid assembly ladder step structure for an assembly type building, which comprises a concrete main body, connecting grooves, assembly holes, a first prefabricated part, a second prefabricated part, a third prefabricated part, a first connecting plate, a lower support connecting plate, an upper support connecting plate, an assembly reinforcing base structure, a clamping fixed rod frame structure connecting plate, a sealing protection pad structure connecting plate, a second connecting plate, a third connecting plate and a fourth connecting plate, wherein the connecting grooves are formed in the front side and the rear side of the interior of the concrete main body; the assembling holes are formed in the concrete main body; the first prefabricated member, the second prefabricated member and the third prefabricated member are all placed on the right side, the middle part and the lower side above the concrete body. The invention is provided with an assembly reinforced base structure, and the joints of the concrete main body, the lower support connecting plate and the upper support connecting plate are clamped, so that the concrete main body, the lower support connecting plate and the upper support connecting plate are firmly supported.
Description
Technical Field
The invention belongs to the technical field of assembly type buildings, and particularly relates to a combined type rapid assembly ladder step structure for an assembly type building.
Background
In the building engineering, the large and medium assembled staircases can greatly reduce the number of components, a large hoisting tool is needed in the installation process, the construction speed is improved, the labor intensity is reduced, the floor plates and the platforms are processed together to form the integral component which is the large component assembled staircases, hollow components and solid components can be used, and the form is suitable for the assembly buildings of large special systems such as industrial factory buildings.
However, the existing combined type rapid assembling ladder step structure also has the problems that the joints are inconvenient to reinforce and assemble, a plurality of joints are inconvenient to assemble and fix, and the gaps of the installation parts are inconvenient to seal and protect.
Therefore, it is necessary to invent a combined rapid-assembly ladder step structure for prefabricated buildings.
Disclosure of Invention
In order to solve the technical problems, the invention provides a combined rapid assembly ladder step structure for an assembly building, which aims to solve the problems that the joint of the existing combined rapid assembly ladder step structure is inconvenient to reinforce and assemble, a plurality of assembling and fixing are inconvenient, and the gap sealing protection of the installation position is inconvenient. A combined rapid assembly ladder step structure for an assembly type building comprises a concrete main body, connecting grooves, assembly holes, a first prefabricated part, a second prefabricated part, a third prefabricated part, a first connecting plate, a lower supporting connecting plate, an upper supporting connecting plate, an assembly reinforcing base structure, a clamping fixed rod frame structure connecting plate, a sealing protection pad structure connecting plate, a second connecting plate, a third connecting plate and a fourth connecting plate, wherein the connecting grooves are formed in the front side and the rear side of the interior of the concrete main body; the assembling hole is formed in the concrete main body; the first prefabricated member, the second prefabricated member and the third prefabricated member are all placed on the right side, the middle part and the lower side above the concrete body; the first connecting plate is installed at the joint of the second prefabricated member and the third prefabricated member through bolts; concrete main bodies are placed on the right side of the upper end of the lower supporting connecting plate and the left side of the upper end of the upper supporting connecting plate; the assembly reinforcing base structures are fixed inside the lower supporting connecting plate and the upper supporting connecting plate; the clamping fixed rod frame structure connecting plate is fixed in the assembling hole; the sealing protection pad structure connecting plates are fixed on the front surface and the rear surface of the concrete main body; the second connecting plate is installed at the joint of the concrete main body and the third prefabricated member through bolts; the third connecting plate is installed at the joint of the first prefabricated member and the second prefabricated member through bolts; the fourth connecting plate bolt is arranged at the joint of the concrete main body and the fourth connecting plate; the assembling and reinforcing base structure comprises vertical reinforcing steel bar rods, a planker, inserted reinforcing steel bars, a pressing seat, a pressing nut and an operating side plate, wherein the vertical reinforcing steel bar rods are inserted into the left side and the right side of the interior of a concrete main body, the right side of the interior of a lower supporting connecting plate and the left side of the interior of an upper supporting connecting plate; the plankers are welded at the lower end of the vertical reinforcing steel bar rod and are inserted into the lower sides of the interiors of the lower support connecting plate and the upper support connecting plate; the inserted reinforcing steel bars are inserted into the front sides of the interiors of the lower supporting connecting plate and the upper supporting connecting plate, and the lower ends of the inserted reinforcing steel bars are supported by the planker; the compressing seat is sleeved on the upper part of the outer wall of the vertical steel bar rod; the compression nut is in threaded connection with the outer wall of the vertical reinforcing steel bar rod; the operation side plates are welded on the left side and the right side of the compression nut.
Preferably, the connecting plate of the clamping fixed rod frame structure comprises a reinforcing steel bar rod, a first extension thread head, a second extension thread head, a movable pressing clamping seat structure, a first puller nut and a second puller nut, wherein the first extension thread head and the second extension thread head are welded at the left end and the right end of the reinforcing steel bar rod respectively, and the reinforcing steel bar rod is inserted into the assembling hole; the movable compression clamping seat structures are supported on the inner sides of the outer walls of the first extension thread head and the second extension thread head; the first jacking nut is in threaded connection with the second extension thread head; and the second puller nut is in threaded connection with the first extension thread head.
Preferably, the movable pressing and clamping seat structure comprises a sleeving ring, a through hole, a first extension rod, a first contact disc, a second extension rod and a second contact disc, wherein the through hole is formed in the inner part of the sleeving ring, and the sleeving ring is matched with the through hole and sleeved on the outer walls of the first extension thread head and the second extension thread head; one end of the first extension rod is welded at the upper end of the sleeving ring, and the other end of the first extension rod is welded with the first contact disc; one end of the second extension rod is welded at the lower end of the sleeving ring, and the other end of the second extension rod is welded with a second contact disc.
Preferably, the sealing protection pad structure connecting plate comprises a first protection pad, a mounting edge, a second protection pad, a first protection seat, a compression spring and a second protection seat, wherein the mounting edge is uniformly arranged at the upper part and the lower part of the inner side of the first protection pad; the left side and the right side of the second protection pad are both provided with a first protection pad and a mounting edge by bolts; the first protection seat and the second protection seat are installed at the left end and the right end of the compression spring through bolts, and the outer sides of the first protection seat and the second protection seat are respectively glued with a first protection pad.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, the vertical reinforcing bar rod, the planker and the pressing seat are arranged to clamp the joint of the concrete main body, the lower supporting connecting plate and the upper supporting connecting plate, so that the concrete main body, the lower supporting connecting plate and the upper supporting connecting plate are firmly supported for use.
2. In the invention, the arrangement of the inserted reinforcing steel bars strengthens the clamping position for use.
3. According to the invention, the arrangement of the compression nut and the operation side plate is convenient for manual operation and drives the compression seat to be used.
4. According to the invention, the reinforcing steel bar rod, the first extension thread head and the second extension thread head are arranged, and a plurality of assembled concrete main bodies are inserted for widening and assembling.
5. In the invention, the arrangement of the first tightening nut and the second tightening nut drives the socket ring to be movably used.
6. In the invention, the sleeve ring and the through hole are convenient to move and are movably used on the outer walls of the first extension thread head and the second extension thread head.
7. In the invention, the arrangement of the first extension rod and the second extension rod supports the structure at the fixed position.
8. According to the invention, the arrangement of the first contact disc and the second contact disc clamps and fixes the assembled concrete main bodies, and meanwhile, the connection between the clamped concrete main bodies and the assembly wall can be reinforced.
9. In the invention, the first protection pad, the mounting edge and the second protection pad are arranged to seal and protect the side gap at the mounting position of the concrete main body.
10. In the invention, the compression spring, the first protection seat and the second protection seat are arranged to be matched with the first protection pad, the mounting edge and the second protection pad to expand and cling to the mounting position.
Drawings
FIG. 1 is a schematic diagram of the present invention.
Fig. 2 is a schematic structural view of the assembled reinforced base structure of the present invention.
Fig. 3 is a schematic structural view of the clamping fixing rod frame structure connecting plate of the invention.
Fig. 4 is a schematic structural view of the movable pressing and clamping seat structure of the invention.
Fig. 5 is a schematic structural view of the sealing protection pad structural connecting plate of the invention.
In the figure:
1. a concrete body; 2. connecting grooves; 3. assembling holes; 4. a first preform; 5. a second preform; 6. a third preform; 7. a first connecting plate; 8. a lower support connecting plate; 9. an upper support connection plate; 10. assembling a reinforced base structure; 101. erecting a reinforcing bar rod; 102. a carriage; 103. inserting reinforcing steel bars; 104. a pressing seat; 105. a compression nut; 106. operating the side plate; 11. clamping and fixing the connecting plate of the rod frame structure; 111. reinforcing the steel bar rod; 112. a first extended thread start; 113. a second extended thread start; 114. the movable compresses tightly the structure of the clamp seat; 1141. a sleeving connection ring; 1142. inserting holes; 1143. a first spreader bar; 1144. a first contact pad; 1145. a second spreader bar; 1146. a second contact pad; 115. a first puller nut; 116. a second puller nut; 12. a sealing protection pad structure connecting plate; 121. a first protection pad; 122. installing edges; 123. a second protection pad; 124. a first protection seat; 125. a compression spring; 126. a second protective seat; 13. a second connecting plate; 14. a third connecting plate; 15. and a fourth connecting plate.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
the embodiment is as follows:
as shown in fig. 1, a combined rapid assembly stair step structure for an assembly type building comprises a concrete main body 1, connecting grooves 2, assembly holes 3, a first prefabricated part 4, a second prefabricated part 5, a third prefabricated part 6, a first connecting plate 7, a lower supporting connecting plate 8, an upper supporting connecting plate 9, an assembly reinforcing base structure 10, a clamping fixed rod frame structure connecting plate 11, a sealing protection pad structure connecting plate 12, a second connecting plate 13, a third connecting plate 14 and a fourth connecting plate 15, wherein the connecting grooves 2 are formed in the front side and the rear side of the interior of the concrete main body 1; the assembling hole 3 is formed in the concrete main body 1; the first prefabricated member 4, the second prefabricated member 5 and the third prefabricated member 6 are all arranged at the right side, the middle part and the lower side above the concrete main body 1; the first connecting plate 7 is installed at the joint of the second prefabricated member 5 and the third prefabricated member 6 through bolts; the concrete main body 1 is placed on the right side of the upper end of the lower supporting connecting plate 8 and the left side of the upper end of the upper supporting connecting plate 9; the assembly reinforced base structure 10 is fixed inside the lower support connecting plate 8 and the upper support connecting plate 9; the clamping fixed rod frame structure connecting plate 11 is fixed in the assembling hole 3; the sealing protection pad structure connecting plates 12 are fixed on the front and rear surfaces of the concrete main body 1; the second connecting plate 13 is installed at the joint of the concrete body 1 and the third prefabricated member 6 through bolts; the third connecting plate 14 is installed at the joint of the first prefabricated part 4 and the second prefabricated part 5 through bolts; the fourth connecting plate 15 is bolted at the joint of the concrete body 1 and the fourth connecting plate 15.
As shown in fig. 2, in the above embodiment, specifically, the assembly reinforcing base structure 10 includes vertical reinforcing bars 101, a carriage 102, insertion reinforcing bars 103, a pressing seat 104, a pressing nut 105 and an operation side plate 106, where the vertical reinforcing bars 101 are inserted into the left and right sides of the interior of the concrete body 1, the right side of the interior of the lower supporting connecting plate 8 and the left side of the interior of the upper supporting connecting plate 9; the planker 102 is welded at the lower end of the vertical steel bar rod 101, and the plankers 102 are inserted into the lower sides of the interiors of the lower support connecting plate 8 and the upper support connecting plate 9; the inserted reinforcing steel bars 103 are inserted into the front sides of the inner parts of the lower supporting connecting plate 8 and the upper supporting connecting plate 9, and the lower ends of the inserted reinforcing steel bars 103 are supported by the planker 102; the compressing seat 104 is sleeved on the upper part of the outer wall of the vertical steel bar rod 101; screwing the operation side plate 106 to match with the compression nut 105 to ensure that the compression seat 104 and the carriage 102 compress the joint of the concrete body 1 and the lower support connecting plate 8 and the upper support connecting plate 9; the compression nut 105 is in threaded connection with the outer wall of the vertical steel bar rod 101; the operation side plates 106 are welded to the left and right sides of the compression nut 105.
As shown in fig. 3, in the above embodiment, specifically, the clamping fixing rod frame structure connecting plate 11 includes a reinforcing steel bar rod 111, a first extended screw head 112, a second extended screw head 113, a movable pressing and clamping seat structure 114, a first puller nut 115 and a second puller nut 116, the first extended screw head 112 and the second extended screw head 113 are welded to the left and right ends of the reinforcing steel bar rod 111, and the reinforcing steel bar rod 111 is inserted into the assembling hole 3; reinforcing steel bar rods 111 are inserted into the assembling holes 3 in the plurality of concrete bodies 1 for installation; the movable compression clamping seat structures 114 are supported on the inner sides of the outer walls of the first extension thread head 112 and the second extension thread head 113; the first puller nut 115 is in threaded connection with the second extending thread head 113; the second jam nut 116 is threaded onto the first extended threaded head 112.
As shown in fig. 4, in the above embodiment, specifically, the movable compression clamp fixing seat structure 114 includes a sleeve ring 1141, a through hole 1142, a first extending rod 1143, a first contact plate 1144, a second extending rod 1145, and a second contact plate 1146, the through hole 1142 is formed in the sleeve ring 1141, and meanwhile, the sleeve ring 1141 is matched with the through hole 1142 and is sleeved on the outer walls of the first extending thread head 112 and the second extending thread head 113; a sleeve ring 1141 is sleeved outside the first extending thread head 112 and the second extending thread head 113 for supporting; one end of the first extension rod 1143 is welded at the upper end of the sleeve ring 1141, and the other end is welded with the first contact disc 1144; screwing the first tightening nut 115 and the second tightening nut 116 to drive the first extension rod 1143, the first contact disc 1144, the second extension rod 1145 and the second contact disc 1146 on the outer wall of the sleeve ring 1141 to tighten the concrete main body 1 to complete assembly; one end of the second extending rod 1145 is welded to the lower end of the sleeve ring 1141, and the other end is welded with the second contact plate 1146.
As shown in fig. 5, in the above embodiment, specifically, the connecting plate 12 of the sealing protection pad structure includes a first protection pad 121, a mounting edge 122, a second protection pad 123, a first protection seat 124, a compression spring 125 and a second protection seat 126, and the mounting edge 122 is integrally formed at the upper and lower portions of the inner side of the first protection pad 121; the first protection pad 121 and the mounting edge 122 are mounted on the left side and the right side of the second protection pad 123 through bolts; the side of the concrete body 1 will be sealed by the elastic force of the compression spring 125 during the installation process, so that the first protection pad 121, the first protection seat 124 and the second protection seat 126 tightly abut against the wall where the concrete body is installed; the first protection seat 124 and the second protection seat 126 are respectively bolted to the left and right ends of the compression spring 125, and the first protection pad 121 is glued to the outer sides of the first protection seat 124 and the second protection seat 126.
In the above embodiment, specifically, T-shaped grooves are formed in the left side and the right side of the inside of the concrete main body 1, inverted T-shaped grooves are formed in the right side of the inside of the lower supporting connecting plate 8, and inverted T-shaped grooves are formed in the left side of the inside of the upper supporting connecting plate 9.
In the above embodiment, specifically, the planker 102 is hoisted through the vertical reinforcing steel bar rod 101, the planker 102 seals the grooves inside the lower support connecting plate 8 and the upper support connecting plate 9, the penetrating reinforcing steel bars 103 are arranged in a U shape, and the penetrating reinforcing steel bars 103 are matched with the vertical reinforcing steel bar rod 101.
In the above embodiment, specifically, the pressing base 104 on the outer wall of the vertical reinforcing bar rod 101 presses the concrete body 1 through the pressing nut 105, and the pressing base 104 cooperates with the carriage 102 to clamp the joint of the concrete body 1, the lower support connecting plate 8 and the upper support connecting plate 9.
In the above embodiment, in particular, the reinforcing steel bar 111, the first extended thread head 112 and the second extended thread head 113 are all adapted to the assembling hole 3.
In the above embodiment, specifically, the first tightening nut 115 and the second tightening nut 116 both support the sleeve ring 1141, and the sleeve ring 1141 is matched with the insertion hole 1142 to be adapted to the first extending thread head 112 and the second extending thread head 113.
In the above embodiment, specifically, a triangular steel plate is welded at the joint of the sleeve ring 1141, the first extending rod 1143 and the second extending rod 1145 for reinforcement.
In the above embodiment, specifically, the first contact pad 1144 and the second contact pad 1146 are made of steel pads, and the first contact pad 1144 and the second contact pad 1146 are tightly pressed against the inner wall of the connecting groove 2.
In the above embodiment, specifically, the first protection pad 121 and the second protection pad 123 both use rubber pads, and the first protection pad 121 and the second protection pad 123 wrap and protect the compression spring 125.
In the above embodiment, in particular, the compression spring 125 cooperates with the first protection seat 124 and the second protection seat 126 to press against the first protection pad 121.
Principle of operation
In the invention, a concrete body 1 is hoisted on an upper supporting connecting plate 9 and a lower supporting connecting plate 8, then an operating side plate 106 is screwed to be matched with a compression nut 105 to enable a compression seat 104 and a carriage 102 to compress the joint of the concrete body 1 and the lower supporting connecting plate 8 and the upper supporting connecting plate 9, then concrete is poured and fixed at the joint, after initial installation is completed, a first prefabricated member 4, a second prefabricated member 5 and a third prefabricated member 6 are respectively hoisted above the concrete body 1, then a first connecting plate 7, a second connecting plate 13, a third connecting plate 14 and a fourth connecting plate 15 are fixed at the joint, after assembly, initial installation can be completed, in the installation process, the side surface of the concrete body 1 can enable a first protection pad 121, a first protection seat 124 and a second protection seat 126 to tightly prop against the wall at the installation position to complete gap sealing through the elasticity of a compression spring 125, can accomplish the installation like this and use, when the in-process that uses needs to assemble the increase width to a plurality of concrete main parts 1, pull down the first protection pad 121 of junction and make concrete main part 1 install and contact each other thereupon, later alternate in the equipment hole 3 of a plurality of concrete main part 1 insides and consolidate reinforcing bar 111, all cup joint ring 1141 in the outside of first extension thread head 112 and second extension thread head 113 at last, twist first puller nut 115 and second puller nut 116 after adjusting and drive first extension pole 1143 on the bell joint ring 1141 outer wall, first contact disc 1144, second extension pole 1145 and second contact disc 1146 puller concrete main part 1 accomplish assemble, it can accomplish the frame use to assemble to inject the concrete after assembling in spread groove 2.
The technical solutions of the present invention or those skilled in the art, based on the teachings of the technical solutions of the present invention, are designed to achieve the above technical effects, and all of them fall into the protection scope of the present invention.
Claims (7)
1. A combined type rapid assembly stair step structure for an assembly type building comprises a concrete main body (1), a connecting groove (2), an assembly hole (3), a first prefabricated member (4), a second prefabricated member (5), a third prefabricated member (6), a first connecting plate (7), a lower supporting connecting plate (8), an upper supporting connecting plate (9), an assembly reinforcing base structure (10), a clamping fixing rod frame structure connecting plate (11), a sealing protection pad structure connecting plate (12), a second connecting plate (13), a third connecting plate (14) and a fourth connecting plate (15), and is characterized in that the assembly reinforcing base structure (10) comprises a vertical steel bar rod (101), a planker (102), an interpenetration steel bar (103), a pressing seat (104), a pressing nut (105) and an operation side plate (106), the vertical reinforcing steel bar rods (101) are inserted into the left side and the right side of the interior of the concrete main body (1), the right side of the interior of the lower supporting connecting plate (8) and the left side of the interior of the upper supporting connecting plate (9); the plankers (102) are welded at the lower end of the vertical reinforcing steel bar rod (101), and the plankers (102) are inserted into the lower sides of the interiors of the lower supporting connecting plate (8) and the upper supporting connecting plate (9); the inserted reinforcing steel bars (103) are inserted into the front sides of the interiors of the lower supporting connecting plate (8) and the upper supporting connecting plate (9), and the lower ends of the inserted reinforcing steel bars (103) are supported by the planker (102) at the same time; the pressing seat (104) is sleeved on the upper part of the outer wall of the vertical reinforcing steel bar rod (101); the compression nut (105) is in threaded connection with the outer wall of the vertical reinforcing steel bar rod (101); the operation side plates (106) are welded on the left side and the right side of the compression nut (105).
2. The combined rapid assembly stair step structure for the fabricated building according to claim 1, wherein the clamping fixing rod frame structure connecting plate (11) comprises a reinforcing steel bar rod (111), a first extension screw head (112), a second extension screw head (113), a movable pressing clamp base structure (114), a first puller nut (115) and a second puller nut (116), the first extension screw head (112) and the second extension screw head (113) are welded at the left end and the right end of the reinforcing steel bar rod (111), and the reinforcing steel bar rod (111) is inserted into the assembly hole (3); the movable compression clamping seat structures (114) are supported on the inner sides of the outer walls of the first extension thread head (112) and the second extension thread head (113); the first puller nut (115) is in threaded connection with the second extending thread head (113); the second tightening nut (116) is in threaded connection with the first extension thread head (112); the movable compression clamping seat structure (114) comprises a sleeve joint ring (1141), a through hole (1142), a first extension rod (1143), a first contact disc (1144), a second extension rod (1145) and a second contact disc (1146), wherein the through hole (1142) is formed in the sleeve joint ring (1141), and the sleeve joint ring (1141) is matched with the through hole (1142) and is sleeved on the outer walls of the first extension thread head (112) and the second extension thread head (113); one end of the first extension rod (1143) is welded at the upper end of the sleeve ring (1141), and the other end of the first extension rod is welded with the first contact disc (1144); one end of the second extension rod (1145) is welded at the lower end of the sleeve ring (1141), and the other end of the second extension rod is welded with the second contact disc (1146).
3. The modular rapid assembly ladder step structure for prefabricated buildings according to claim 1, wherein the airtight protection pad structure connecting plate (12) comprises a first protection pad (121), a mounting edge (122), a second protection pad (123), a first protection seat (124), a compression spring (125) and a second protection seat (126), the mounting edge (122) is uniformly formed at the upper and lower portions of the inner side of the first protection pad (121); a first protection pad (121) and a mounting edge (122) are mounted on the left side and the right side of the second protection pad (123) through bolts; the first protection seat (124) and the second protection seat (126) are respectively installed at the left end and the right end of the compression spring (125) through bolts, and a first protection pad (121) is respectively glued at the outer sides of the first protection seat (124) and the second protection seat (126); the first protection pad (121) and the second protection pad (123) are both rubber pads, and the compression spring (125) is wrapped and protected by the first protection pad (121) and the second protection pad (123).
4. The combined rapid assembly ladder step structure for the fabricated building according to claim 1, wherein the concrete body (1) is provided with T-shaped grooves on both left and right sides, the lower support connecting plate (8) is provided with an inverted T-shaped groove on the right side, and the upper support connecting plate (9) is provided with an inverted T-shaped groove on the left side.
5. The combined rapid assembly stair step structure for the fabricated building according to claim 1, wherein the compression seat (104) on the outer wall of the vertical reinforcing steel bar rod (101) compresses the concrete body (1) through a compression nut (105), and the compression seat (104) is matched with the carriage (102) to clamp the joint of the concrete body (1), the lower support connecting plate (8) and the upper support connecting plate (9).
6. The modular rapid assembly stair step structure for assembly buildings according to claim 2, wherein the first tightening nut (115) and the second tightening nut (116) are both pressed against the sleeve ring (1141), and the sleeve ring (1141) is matched with the through hole (1142) to be matched with the first extended thread head (112) and the second extended thread head (113).
7. The assembled rapid assembly ladder step structure for prefabricated buildings according to claim 3, wherein the first contact tray (1144) and the second contact tray (1146) are steel trays, and the first contact tray (1144) and the second contact tray (1146) are tightly pressed against the inner wall of the connecting groove (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210482229.8A CN114790804A (en) | 2022-05-05 | 2022-05-05 | Combined rapid assembling ladder step structure for assembly type building |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210482229.8A CN114790804A (en) | 2022-05-05 | 2022-05-05 | Combined rapid assembling ladder step structure for assembly type building |
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| CN202210482229.8A Pending CN114790804A (en) | 2022-05-05 | 2022-05-05 | Combined rapid assembling ladder step structure for assembly type building |
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| JP2014218884A (en) * | 2013-11-06 | 2014-11-20 | 株式会社西宮産業 | Prefabricated type stairway |
| CN205242885U (en) * | 2015-12-04 | 2016-05-18 | 文登蓝岛建筑工程有限公司 | Lightweight concrete prefabricated staircase connection structure |
| CN205476156U (en) * | 2016-01-06 | 2016-08-17 | 陕西凝远绿色建材实业有限责任公司 | Prefabricated staircase |
| CN208072808U (en) * | 2017-07-14 | 2018-11-09 | 新余万鑫节能建材有限公司 | A kind of prefabricated stair |
| CN209457294U (en) * | 2018-11-22 | 2019-10-01 | 江苏和天下节能科技股份有限公司 | A kind of precast stair convenient for adjusting stairway width |
| CN210685225U (en) * | 2019-07-10 | 2020-06-05 | 山东汇富建设集团建筑工业有限公司 | Prefabricated heavy stair that subtracts |
| CN212001986U (en) * | 2020-02-25 | 2020-11-24 | 中国建筑第四工程局有限公司 | Prefabricated staircase structure |
| CN213038714U (en) * | 2020-08-24 | 2021-04-23 | 抚州市中阳研砼建筑科技有限公司 | Prefabricated staircase for assembly type structure |
| CN213979651U (en) * | 2020-11-10 | 2021-08-17 | 南通长城建筑科技有限公司 | Prefabricated staircase that light composite formwork exempts from to tear open |
| CN215106727U (en) * | 2021-04-27 | 2021-12-10 | 苏州杰通建筑工业有限公司 | Green prefabricated stair of type of assembling |
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| KR20140056430A (en) * | 2012-10-25 | 2014-05-12 | 기언관 | Assembly type stairway |
| JP2014218884A (en) * | 2013-11-06 | 2014-11-20 | 株式会社西宮産業 | Prefabricated type stairway |
| CN205242885U (en) * | 2015-12-04 | 2016-05-18 | 文登蓝岛建筑工程有限公司 | Lightweight concrete prefabricated staircase connection structure |
| CN205476156U (en) * | 2016-01-06 | 2016-08-17 | 陕西凝远绿色建材实业有限责任公司 | Prefabricated staircase |
| CN208072808U (en) * | 2017-07-14 | 2018-11-09 | 新余万鑫节能建材有限公司 | A kind of prefabricated stair |
| CN209457294U (en) * | 2018-11-22 | 2019-10-01 | 江苏和天下节能科技股份有限公司 | A kind of precast stair convenient for adjusting stairway width |
| CN210685225U (en) * | 2019-07-10 | 2020-06-05 | 山东汇富建设集团建筑工业有限公司 | Prefabricated heavy stair that subtracts |
| CN212001986U (en) * | 2020-02-25 | 2020-11-24 | 中国建筑第四工程局有限公司 | Prefabricated staircase structure |
| CN213038714U (en) * | 2020-08-24 | 2021-04-23 | 抚州市中阳研砼建筑科技有限公司 | Prefabricated staircase for assembly type structure |
| CN213979651U (en) * | 2020-11-10 | 2021-08-17 | 南通长城建筑科技有限公司 | Prefabricated staircase that light composite formwork exempts from to tear open |
| CN215106727U (en) * | 2021-04-27 | 2021-12-10 | 苏州杰通建筑工业有限公司 | Green prefabricated stair of type of assembling |
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