CN112081308A - Detachable self-locking connecting structure for assembly type building and using method thereof - Google Patents
Detachable self-locking connecting structure for assembly type building and using method thereof Download PDFInfo
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- CN112081308A CN112081308A CN202011065895.9A CN202011065895A CN112081308A CN 112081308 A CN112081308 A CN 112081308A CN 202011065895 A CN202011065895 A CN 202011065895A CN 112081308 A CN112081308 A CN 112081308A
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- 238000000034 method Methods 0.000 title claims abstract description 34
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 29
- 239000010959 steel Substances 0.000 claims abstract description 29
- 239000002023 wood Substances 0.000 claims abstract description 13
- 238000009434 installation Methods 0.000 claims abstract description 11
- 238000005452 bending Methods 0.000 claims description 20
- 238000004519 manufacturing process Methods 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 11
- 230000008569 process Effects 0.000 claims description 11
- 238000003466 welding Methods 0.000 claims description 5
- 238000009415 formwork Methods 0.000 claims description 2
- 238000011900 installation process Methods 0.000 abstract description 3
- 230000008901 benefit Effects 0.000 description 6
- 238000010276 construction Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005012 migration Effects 0.000 description 2
- 238000013508 migration Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
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- 230000005484 gravity Effects 0.000 description 1
- 230000008407 joint function Effects 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/16—Auxiliary parts for reinforcements, e.g. connectors, spacers, stirrups
- E04C5/162—Connectors or means for connecting parts for reinforcements
- E04C5/163—Connectors or means for connecting parts for reinforcements the reinforcements running in one single direction
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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
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
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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
- E04B1/26—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of wood
- E04B1/2604—Connections specially adapted 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
- E04B1/38—Connections for building structures in general
- E04B1/58—Connections for building structures in general of bar-shaped building elements
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/16—Auxiliary parts for reinforcements, e.g. connectors, spacers, stirrups
- E04C5/18—Spacers of metal or substantially of metal
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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
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
- E04B2001/2406—Connection nodes
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- Joining Of Building Structures In Genera (AREA)
Abstract
The invention discloses a detachable self-locking connecting structure for an assembly type building, which comprises a U-shaped part with ribs, wherein the U-shaped part with ribs comprises a U-shaped component, the rear part of the bent head end of the U-shaped component is provided with ribs, two ends of each rib are respectively and fixedly connected with rod pieces at two sides of the U-shaped component, the detachable self-locking connecting structure also comprises a lantern ring, the ribs penetrate into the lantern ring, and the detachable self-locking connecting structure also comprises 1U-shaped component. The connection structure is simple in field connection and installation process, and does not need a professional for node installation. The method has wide application range and strong flexibility, can be suitable for assembled building systems such as steel structure systems, concrete structure system wood structure systems and the like, and can adjust the connection method according to different requirements of temporary structures and permanent structures.
Description
Technical Field
The invention relates to a detachable self-locking connecting structure for an assembly type building and a using method thereof, and belongs to the technical field of connecting structures of municipal buildings.
Background
The fabricated building of the municipal building is a building which is formed by transferring a large amount of field operation work in the traditional building mode to a factory, processing and manufacturing components and accessories in the factory, transporting the components and the accessories to a construction site, and assembling and mounting the components and the accessories on the site in a reliable connection mode, and has the advantages of energy conservation, environmental protection, short construction period and the like. The connection mode is the key for determining the overall performance of the structure of the fabricated building, and the requirements of safety, quick installation, easiness in processing and the like need to be met. The connection form of the existing assembly type building is complex and diverse according to different application scenes, for example, a prefabricated concrete system high-rise building with high node requirements is connected by a sleeve, a prefabricated concrete system low-rise building with relatively low node requirements and a building envelope can be connected by a soft cable, and a steel structure system is connected by a bolt and welded.
However, the above-mentioned prior art connection techniques have the following drawbacks:
(1) the sleeve connection has the advantage of good node stress performance, is almost equal to the node stress performance of a cast-in-place system, and is commonly used for high-rise fabricated buildings. But the method has the defects of high cost, multiple processes, manual field installation, incapability of detecting the connection quality of the sleeve and the like.
(2) The soft cable connection is an assembly type connection structure commonly used in Europe, is less in domestic application, and has the advantages of reliable connection, convenience in construction, low price and the like. However, the joint function can be achieved only by arranging the dowel bars to fix the soft cables on the two sides and grouting the joint area, the bearing capacity of the new and old concrete interface and the soft cables are difficult to resist external force synchronously when the joint is pulled, the tensile performance is weak, and the joint is only suitable for vertical prefabricated parts.
(3) The bolt connection and the welding mode that steel structure system often adopted, the installation is comparatively loaded down with trivial details, needs professional installer just can guarantee node connection quality and connection performance.
(4) The above-described connection methods are difficult or impossible to disassemble after installation, and therefore, are difficult to reuse.
(5) The connection mode has low applicability to different systems, such as sleeve connection and soft cable connection only used for concrete structure systems, and welding mode only used for steel structure systems.
Disclosure of Invention
The invention aims to provide a detachable self-locking connecting structure for an assembly type building and a using method thereof. The connection structure is simple in field connection and installation process, and does not need a professional for node installation. The method has wide application range and strong flexibility, can be suitable for assembled building systems such as steel structure systems, concrete structure system wood structure systems and the like, and can adjust the connection method according to different requirements of temporary structures and permanent structures.
The technical scheme of the invention is as follows: the utility model provides a can dismantle auto-lock connection structure for prefabricated building, is including ribbed U type spare, ribbed U type spare is equipped with the rib including U type component, U type component buckle head end rear, the both ends of rib respectively with the both sides member fixed connection of U type component, still including the lantern ring, the rib penetrates in the lantern ring, still including 1U type spare.
In the detachable self-locking connecting structure for the fabricated building, the lantern ring is made of high-strength materials, and the U-shaped piece and the ribbed U-shaped piece are made of materials which are high in rigidity and not prone to deformation.
In the detachable self-locking connecting structure for the fabricated building, the U-shaped part and the ribbed U-shaped part are made of the same material.
In the detachable self-locking connection structure for the fabricated building, the ends of the U-shaped part and the ribbed U-shaped part, which are far away from the bending part, of the rod piece are of downward bending structures, pointed structures, threaded structures or are fixedly connected with the vertical connection plate.
A use method of a detachable self-locking connecting structure for an assembly type building specifically comprises the following steps:
A. making prefabricated parts
In the process of manufacturing the prefabricated parts, the ends of the rod pieces, far away from the bending part, of the U-shaped part and the ribbed U-shaped part are respectively fixed on the side walls of the 2 prefabricated parts to manufacture the prefabricated parts;
B. prefabricated component installation
B1, fixing the prefabricated part fixed with the U-shaped part with the rib to a designated position, hoisting the other prefabricated part fixed with the U-shaped part, horizontally pushing the hoisted prefabricated part to enable the U-shaped part to be positioned right below the U-shaped part with the rib, enabling the bent head end of the U-shaped part to be in contact with the side surface of the lantern ring, and pushing the lantern ring to rotate;
and B2, the lantern ring automatically rotates around the rib along with the pushing of the U-shaped part, automatically falls down when the lantern ring rotates to the position above the ribbed U-shaped part, so that the lantern ring is clamped into the U-shaped part, then the hung prefabricated part is horizontally pushed in the opposite direction, the gap between the U-shaped part and the ribbed U-shaped part is reduced, the inner wall of the bent head end of the U-shaped part extrudes the lantern ring, and the temporary node is installed.
In the use method of the detachable self-locking connection structure for the fabricated building, after the prefabricated parts are installed and need to be detached, the prefabricated parts fixed with the U-shaped parts with the ribs are lifted, the prefabricated parts horizontally move towards the direction of the other prefabricated part to enable the middle parts of the U-shaped parts to have enough space for enabling the lantern ring to rotate, and after the lantern ring is lifted, the prefabricated parts are horizontally and reversely moved to complete detachment.
In the use method of the detachable self-locking connection structure for the prefabricated building, when the prefabricated part is used for a permanent structure, after the step B2 is completed, templates are arranged on two sides of the connection part of the U-shaped part and the ribbed U-shaped part, concrete is poured and filled in the connection part of the prefabricated part to form a core column, and the permanent connection node is completed.
In the using method of the detachable self-locking connection structure for the fabricated building, in the process of manufacturing the prefabricated part in the step a, when the prefabricated part is a concrete prefabricated part, the ends of the rod pieces of the U-shaped part and the ribbed U-shaped part, which are far away from the bending part, are respectively welded with the steel bar part of the prefabricated part to form a whole, and after the templates are arranged, the whole is poured to form the concrete prefabricated part;
when the prefabricated part is a steel structure prefabricated part, the U-shaped part and the end part of the rod piece, far away from the bending part, of the ribbed U-shaped part are connected with the side surface of the steel structure prefabricated part in a welding or bolt connection mode;
when the prefabricated part is a wood structure prefabricated part, the U-shaped part and the end part of the rod piece of the ribbed U-shaped part far away from the bending part are directly nailed into the side wall of the wood structure prefabricated part.
In the foregoing method for using the detachable self-locking connection structure for the prefabricated building, in the step B2, when the inner wall of the bent head end of the U-shaped part presses the collar, the horizontal distance from the inner wall of the bent head end of the U-shaped part to the midpoint of the collar is smaller than the radius of the collar.
In the use method of the detachable self-locking connection structure for the fabricated building, when the prefabricated part is a concrete prefabricated part, the strength of the filled concrete is 1-2 grades higher than that of the concrete prefabricated part.
The invention has the beneficial effects that: compared with the prior art, the device of the invention has the following advantages:
1. in the using process of the device, the node connection can be completed only by the U-shaped piece and the lantern ring, the cost is low, and when concrete needs to be poured and filled, the node connection quality is guaranteed due to the simple structure of the node, and the connection quality does not need to be detected;
2. the joint is connected in a buckling mode of the lantern ring and the U-shaped piece, a certain connecting performance can be achieved without dowel bars and grouting, the joint is resisted by the lantern ring and the U-shaped piece when being pulled, the lantern ring is in a compressed state, and the stress is more uniform due to the fact that the lantern ring is circular, and the bearing capacity is higher. Finally, the method is not only suitable for connecting vertical prefabricated parts, but also suitable for connecting horizontal prefabricated parts;
3. this structure can directly be makeed on steel structural component, is applicable to interim steel structural connection, connects simply and need not professional installer and can accomplish. But also can be used for concrete structure systems, steel structure systems and wood structure systems, and has good system applicability;
4. the structure can still be disassembled after being installed, and can be completed without other special tools, so that the purposes of quick disassembly, repeated utilization and resource saving are achieved;
in conclusion, the invention has the advantages that the field connection and installation process is simple, and no professional for node installation is needed; the method has the advantages of wide application range and strong flexibility, can be suitable for assembly type building systems such as steel structure systems, concrete structure systems, wood structure systems and the like, and can adjust the connection method according to different requirements of temporary structures and permanent structures; the connection structure is simple and is suitable for an automatic production line; the device can be disassembled for repeated use, thereby saving resources; the node is reliable, and the tensile bearing capacity of the node is higher than that of the soft cable connection.
The detachable self-locking connecting structure for the assembly type building is simple in structure, strong in applicability, low in cost, easy to install, detachable, good in reliability and applicability.
Drawings
FIG. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic diagram of several other structures of the present invention;
FIG. 3 is a schematic view of the connection step of the present invention;
FIG. 4 is an elevation and plan view of the invention as applied to a concrete structure during temporary connection;
fig. 5 is a front and top view of the present invention applied to a concrete element while permanently attached.
Reference numerals: 1-U-shaped member, 2-lantern ring, 3-U-shaped member, 301-U-shaped member, 302-rib, 4-prefabricated member, 5-filled concrete and 6-vertical connecting plate.
Detailed Description
The invention is further illustrated by the following figures and examples, which are not to be construed as limiting the invention.
The embodiment of the invention comprises the following steps: a detachable self-locking connecting structure for an assembly type building is shown in the attached drawings 1-5 and comprises a U-shaped component 3 with ribs, wherein the U-shaped component 3 with ribs comprises a U-shaped component 301, ribs 302 are arranged behind the bending head end of the U-shaped component 301, two ends of each rib 302 are fixedly connected with two side rod pieces of the U-shaped component 301 respectively, the detachable self-locking connecting structure further comprises a lantern ring 2, and the ribs 302 penetrate into the lantern ring 2, so that the lantern ring 2 is connected with the U-shaped component 3 with ribs, and the lantern ring 2 is prevented from falling off from the U-shaped component 3 with ribs. The spacing between the ribs 302 and the bent head end ensures that the collar 2 is allowed to rotate freely. The U-shaped component comprises 1U-shaped component 1, and the structure of the U-shaped component 1 is the same as that of the U-shaped component 301.
The structure is mainly applied to the connection of prefabricated parts 4 in the fabricated building. May constitute a temporary node or a permanent node of the prefabricated element 4. How to use may refer to the subsequent method of use.
The collar 2 is made of a high-strength material because the collar 2 is required to have sufficient strength, excellent heat and weather resistance, dimensional stability and impact resistance, such as steel and high-strength plastic. The U-shaped part 1 and the ribbed U-shaped part 3 are made of materials which have high rigidity and are not easy to deform, so that the U-shaped part and the ribbed U-shaped part have enough tensile strength, such as reinforcing steel bars, and the surfaces of the U-shaped part and the ribbed U-shaped part are rough.
The U-shaped part 1 and the ribbed U-shaped part 3 are made of the same material, because the stress condition of the U-shaped part 1 and the ribbed U-shaped part 3 in the use process is the same, the material property is the same, and the material is saved when the U-shaped part 1 and the ribbed U-shaped part 3 are damaged simultaneously.
As shown in fig. 2, the ends of the rod pieces of the U-shaped part 1 and the ribbed U-shaped part 3 far away from the bent part can be arranged in a downward bent structure, a spike structure, a thread structure or fixedly connected with the vertical connecting plate 6. Because the U-shaped member 1 and the ribbed U-shaped member 3 are fixedly connected with the prefabricated component 4 when being applied to the prefabricated building. The prefabricated elements 4 are currently available in the form of concrete structural systems, steel structural systems and wood structural systems.
As shown in (a) and (b) of fig. 2, the ends of the rod pieces of the U-shaped element 1 and the ribbed U-shaped element 3 far away from the bending part are arranged into a downward bending structure or are provided with vertical connecting plates 6 at the ends, and the connection structure is mainly suitable for connection with a concrete structural system and a steel structural system. The structure of buckling downwards or be provided with vertical connecting plate 6 at its tip can increase U type spare 1 and 3 tip member of ribbed U type spare and the area of contact of the steel reinforcement skeleton in the concrete structure system, perhaps increase and the area of contact of steel structure system lateral wall, guarantee that U type spare 1 and ribbed U type spare 3 and steel reinforcement skeleton or steel structure system lateral wall welded connection in the concrete structure system are more firm.
As shown in (c) of fig. 2, the ends of the rod parts of the U-shaped part 1 and the ribbed U-shaped part 3 away from the bent part are in a threaded structure, which is mainly suitable for connection with a steel structure system. The interior of a prefabricated part 4 of a general steel structure system is of a hollow structure, after a U-shaped part 1 and a rod piece of a ribbed U-shaped part 3 penetrate through the side wall of the prefabricated part 4, nuts are sleeved on the rod pieces on two sides of the side wall of the steel structure prefabricated part 4, and the U-shaped part 1, the ribbed U-shaped part 3 and the steel structure prefabricated part 4 can be fixedly connected by screwing the nuts.
As shown in (d) of fig. 2, the ends of the rod parts of the U-shaped part 1 and the ribbed U-shaped part 3 away from the bent parts are in a spine structure, which is mainly suitable for connecting with a wood structure prefabricated part 4. It is convenient to nail the U-shaped element 1 and the ribbed U-shaped element 3 into the prefabricated part 4 of the wood structure.
A use method of a detachable self-locking connecting structure for an assembly type building specifically comprises the following steps:
A. making prefabricated parts
In the process of manufacturing the prefabricated parts 4, the ends of the rod pieces, far away from the bending parts, of the U-shaped parts 1 and the ribbed U-shaped parts 3 are respectively fixed on the side walls of 2 prefabricated parts 4 to manufacture the prefabricated parts 4. The number of the U-shaped elements 1 and the ribbed U-shaped elements 3 is determined by the height of the prefabricated part 4, the higher the height the greater the number of the elements.
B. Prefabricated component installation
B1, as shown in (1) to (4) of the attached figure 3, fixing the prefabricated component 4 fixed with the ribbed U-shaped component 3 to a specified position, hoisting the other prefabricated component 4 fixed with the U-shaped component 1, horizontally pushing the hoisted prefabricated component 4 to enable the U-shaped component 1 to be positioned right below the ribbed U-shaped component 3, enabling the outer wall of the bent head end of the U-shaped component 1 to be in contact with the side surface of the lantern ring 2, and pushing the lantern ring 2 to rotate around the rib 302 under the pressure of the U-shaped component 1;
b2, the lantern ring 2 automatically rotates around the rib 302 along with the pushing of the U-shaped part 1, when the U-shaped part 1 rotates to the position above the ribbed U-shaped part 3, the bent head end of the U-shaped part 1 is separated from the lantern ring 2, the lantern ring 2 automatically falls under the action of gravity, the lantern ring 2 is clamped into the U-shaped part 1, then the hung prefabricated part 4 is horizontally pushed in the reverse direction, the gap between the bent head end of the U-shaped part 1 and the bent head end of the ribbed U-shaped part 3 is reduced, the inner wall of the bent head end of the U-shaped part 1 presses the lantern ring 2, the hung prefabricated part 4 stops being pushed at the moment, the bottom of the hung prefabricated part 4 is fixed, and at the moment, a temporary node is formed. As shown in fig. 4, when the prefabricated part 4 with the U-shaped member 1 fixed to the left side needs to be horizontally moved to the left side, the bent head end of the U-shaped member 1 is in contact with the collar 2 and is obstructed by the collar 2, so that the prefabricated part cannot be moved. When the prefabricated part 4 with the ribbed U-shaped part 3 fixed on the right side needs to be horizontally moved to the right side, the lantern ring 2 of the ribbed U-shaped part 1 is connected together, the lantern ring 2 is in contact with the inner wall of the bent head end of the U-shaped part 1, and the prefabricated part cannot be moved due to the fact that the prefabricated part is hindered by the U-shaped part 1 in the process of moving horizontally to the right side.
When the prefabricated part 4 is installed and needs to be removed, the prefabricated part 4 fixed with the U-shaped part 3 with the ribs is hoisted, the prefabricated part 4 moves horizontally towards the direction of the other prefabricated part 4 to enable the middle part of the U-shaped part 1 to have enough space for the lantern ring 2 to rotate, and after the lantern ring 2 is completely lifted from the U-shaped part 1, the prefabricated part 4 moves horizontally and reversely to finish the removal work.
When the prefabricated part 4 is used for a permanent structure, as shown in fig. 5, after step B2 is completed, formworks are arranged on the outer sides of the prefabricated part 4 on both sides of the connection part of the U-shaped part 1 and the ribbed U-shaped part 3, filling concrete 5 is poured on the connection part of the prefabricated part 4 to form a core column, and a permanent connection node is formed between the ribbed U-shaped part 3 and the U-shaped part 1.
In the step A, in the process of manufacturing the prefabricated part, when the prefabricated part 4 is a concrete prefabricated part, the ends of the rod piece of the U-shaped part 1 and the ribbed U-shaped part 3, which are far away from the bending part, are respectively welded with the steel bar part of the prefabricated part 4 to form a whole, and after the templates are arranged, concrete is integrally poured to form the concrete prefabricated part.
When the prefabricated part 4 is a steel structure prefabricated part, the U-shaped part 1 and the end part of the rod piece, far away from the bending part, of the ribbed U-shaped part 3 are connected with the side surface of the steel structure prefabricated part in a welding or bolt connection mode.
When the prefabricated part 4 is a wood structure prefabricated part, the ends of the rod parts of the U-shaped part 1 and the ribbed U-shaped part 3, which are far away from the bending part, are directly nailed into the side wall of the wood structure prefabricated part.
In the process of the step B2, when the inner wall of the bent head end of the U-shaped part 1 extrudes the lantern ring 2, the horizontal distance from the inner wall of the bent head end of the U-shaped part 1 to the midpoint of the lantern ring 2 is smaller than the radius of the inner ring of the lantern ring 2. Guarantee U type spare 1 and all receive the restriction of lantern ring 2 in horizontal and vertical direction, during horizontal migration U type spare 1 this moment, because lantern ring 2 is circular, it receives the decurrent pressure of slant that U type spare 1 applyed, this decurrent pressure can be decomposed into horizontal pressure and vertical pressure, lantern ring 2 is because be connected together with ribbed U type spare 3, under the horizontal pressure effect, the left side of lantern ring 2 and ribbed U type spare 3 bend head end inner wall contact, receive ribbed U type spare 3's hindrance, so unable horizontal migration. Meanwhile, the lantern ring 2 is kept in the state shown in fig. 4 all the time under the action of vertical pressure due to the obstruction of the ribs 302, and is prevented from sliding out of the U-shaped part 1.
When the prefabricated part 4 is a concrete prefabricated part, the strength of the filling concrete 5 is 1-2 grades higher than that of the concrete prefabricated part.
Claims (10)
1. A can dismantle auto-lock connection structure for prefabricated building which characterized in that: including ribbed U type spare (3), ribbed U type spare (3) are equipped with rib (302) including U type component (301) in U type component (301) bending head end rear, the both ends of rib (302) respectively with the both sides member fixed connection of U type component (301), still including lantern ring (2), during rib (302) penetrated lantern ring (2), still including 1U type spare (1).
2. The detachable self-locking connection structure for prefabricated buildings according to claim 1, wherein: the lantern ring (2) is made of high-strength materials, and the U-shaped part (1) and the ribbed U-shaped part (3) are made of materials which are high in rigidity and not prone to deformation.
3. The detachable self-locking connection structure for prefabricated buildings according to claim 2, wherein: the U-shaped part (1) and the ribbed U-shaped part (3) are made of the same material.
4. The detachable self-locking connection structure for prefabricated buildings according to claim 1, wherein: the end parts of the U-shaped part (1) and the ribbed U-shaped part (3) far away from the bending part are of downward bending structures, spine structures and thread structures or are fixedly connected with the vertical connecting plate (6).
5. Use of the detachable self-locking connection structure for prefabricated buildings according to any one of claims 1 to 4, characterized in that: the using method specifically comprises the following steps:
A. making prefabricated parts
In the manufacturing process of the prefabricated part (4), the ends of the rod piece, far away from the bending part, of the U-shaped part (1) and the ribbed U-shaped part (3) are respectively fixed on the side walls of the 2 prefabricated parts (4) to manufacture the prefabricated parts (4);
B. prefabricated component installation
B1, fixing the prefabricated part (4) fixed with the U-shaped part (3) with the rib to a designated position, hoisting the other prefabricated part (4) fixed with the U-shaped part (1), horizontally pushing the hoisted prefabricated part (4), enabling the U-shaped part (1) to be positioned right below the U-shaped part (3) with the rib, enabling the bent head end of the U-shaped part (1) to be in contact with the side surface of the lantern ring (2), and pushing the lantern ring (2) to rotate;
b2, the lantern ring (2) automatically rotates around the rib (302) along with the pushing of the U-shaped part (1), automatically falls down when rotating to the position above the ribbed U-shaped part (3), so that the lantern ring (2) is clamped into the U-shaped part (1), then the hung prefabricated part (4) is horizontally pushed in the opposite direction, the gap between the U-shaped part (1) and the ribbed U-shaped part (3) is reduced, the U-shaped part (1) is bent to the inner wall of the head end to squeeze the lantern ring (2), and the temporary node installation is completed.
6. Use of the detachable self-locking connection structure for prefabricated buildings according to claim 5, characterized in that: after the prefabricated parts are installed and need to be removed, the prefabricated parts (4) fixed with the U-shaped parts (3) with the ribs are lifted, the prefabricated parts horizontally move towards the direction of the other prefabricated part (4) to enable the middle parts of the U-shaped parts (1) to have enough space for enabling the lantern ring (2) to rotate, and after the lantern ring (2) is lifted, the prefabricated parts (4) are horizontally and reversely moved to complete the removal.
7. Use of the detachable self-locking connection structure for prefabricated buildings according to claim 5, characterized in that: when the prefabricated part (4) is used for a permanent structure, after the step B2 is completed, formworks are arranged on two sides of the joint of the U-shaped part (1) and the ribbed U-shaped part (3), filling concrete (5) is poured on the joint part of the prefabricated part (4) to form a core column, and the permanent joint is completed.
8. Use of the detachable self-locking connection structure for prefabricated buildings according to claim 5, characterized in that: in the step A, in the process of manufacturing the prefabricated part, when the prefabricated part (4) is a concrete prefabricated part, the end parts of the rod pieces, far away from the bending part, of the U-shaped part (1) and the ribbed U-shaped part (3) are respectively welded with the steel bar part of the prefabricated part (4) to form a whole, and after the templates are arranged, the whole is poured to form the concrete prefabricated part;
when the prefabricated part (4) is a steel structure prefabricated part, the U-shaped part (1) and the end part of the rod piece, far away from the bending part, of the ribbed U-shaped part (3) are connected with the side surface of the steel structure prefabricated part in a welding or bolt connection mode;
when the prefabricated part (4) is a wood structure prefabricated part, the ends of the rod pieces, far away from the bending part, of the U-shaped part (1) and the ribbed U-shaped part (3) are directly nailed into the side wall of the wood structure prefabricated part.
9. Use of the detachable self-locking connection structure for prefabricated buildings according to claim 5, characterized in that: in the step B2 process, when the U-shaped part (1) bends the inner wall of the head end to extrude the lantern ring (2), the horizontal distance from the bent inner wall of the head end of the U-shaped part (1) to the midpoint of the lantern ring (2) is smaller than the radius of the lantern ring (2).
10. Use of the detachable self-locking connection structure for prefabricated buildings according to claim 7, characterized in that: when the prefabricated part (4) is a concrete prefabricated part, the strength of the filling concrete (5) is 1-2 grades higher than that of the concrete prefabricated part.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011065895.9A CN112081308A (en) | 2020-09-30 | 2020-09-30 | Detachable self-locking connecting structure for assembly type building and using method thereof |
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| CN202011065895.9A CN112081308A (en) | 2020-09-30 | 2020-09-30 | Detachable self-locking connecting structure for assembly type building and using method thereof |
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