CN211774525U - Grid structure connecting piece - Google Patents
Grid structure connecting piece Download PDFInfo
- Publication number
- CN211774525U CN211774525U CN201922469752.3U CN201922469752U CN211774525U CN 211774525 U CN211774525 U CN 211774525U CN 201922469752 U CN201922469752 U CN 201922469752U CN 211774525 U CN211774525 U CN 211774525U
- Authority
- CN
- China
- Prior art keywords
- limbs
- grid structure
- connecting piece
- node
- space frame
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model discloses spatial grid structure connecting piece, connecting piece divide into a plurality of layers of fixed connection, and the node limb including a plurality of directions sets up the connecting hole on the node limb in every layer structure. The utility model discloses the spatial grid structure that can be applicable to member such as angle steel, square steel and I-steel connects, or many member structural connection, and it is wide to have adaptability, and processing low in manufacturing cost, and joint strength is reliable, the few advantages such as management and construction of being convenient for of kind.
Description
Technical Field
The utility model relates to a building structure technical field specifically is a spatial grid structure connecting piece.
Background
The grid structure is a space structure formed by connecting a plurality of rod pieces through nodes according to a certain grid form. The device has the advantages of small space stress, light weight, high rigidity, good earthquake resistance and the like; in the structure of the large-span plane roof truss, the economic index is good, and the steel consumption is saved; the plane arrangement is flexible, which is beneficial to the installation of various suspended ceilings and pipelines; in the process of prefabricating the parts, the method is beneficial to large-scale flow production and can be used as a roof of buildings such as gymnasiums, movie theaters, exhibition halls, waiting halls, stadium canopies, hangars, bidirectional large-column-distance workshops and the like. The structure can be plane rectangle, circle or hexagon.
The grid structure node connecting piece organically combines the stressed rod pieces and the supporting system, the rod pieces which are converged in space are mutually supported, and the rod pieces mainly bear the action of axial force. At the joint of the grid mechanism with small and medium span, bolt ball joints or welding ball joints are often used to connect the rods. During manufacturing of the bolt ball joint, a threaded hole needs to be machined in the ball joint, corresponding threads are machined in the upper end portion of the corresponding rod piece, the machining precision requirement is high, and the process is complex and high in cost. When the ball joints are welded, the end parts of all the rod pieces need to be welded on the ball joints, a large amount of working hours are consumed, the requirement on welding quality is high, and defects are easily generated. And the above ball joint is only suitable for the connection and application of the cylindrical rod piece. When the construction installation is carried out, the connecting points are various on the ball joint, the angle is special, the serial numbers are required to be given to prevent misassembly and confusion, and the workload and the difficulty of construction are greatly increased.
Disclosure of Invention
The utility model provides a spatial grid structure connecting piece, applicable spatial grid structure in members such as angle steel, square steel and I-steel connects, has adaptability wide, and processing low in manufacturing cost, joint strength is reliable, the few advantages such as management and construction of being convenient for of kind.
In order to realize the above the utility model discloses the purpose, the technical scheme who adopts is:
a connecting piece of a grid structure is divided into a plurality of layers of fixed connection, each layer of structure comprises node limbs in a plurality of directions, and connecting holes are formed in the node limbs.
And core rods are arranged among the structures of each layer to fixedly connect the joint limbs.
The node limbs are single plates or double-plate structures, and gaps are arranged between the double plates and used for clamping the end parts of the rod pieces.
The connecting pieces are of three types to form a connecting piece kit, and can form a grid structure of a two-layer rod piece, and one type is a corner joint connecting piece and is positioned at the edge corner of the grid structure; one type is an edge node connector, which is positioned at the non-corner part of the four side edges of the grid structure; one type is a mid-node, located in the upper and lower mid-sections of the grid structure.
The corner joint connecting piece is provided with 6 limbs of joint limbs, and 3 limbs or 6 limbs can be connected according to the requirement during installation. When 3 limbs are installed, the three-limb truss is connected with 1 vertical chord and 2 horizontal chords of the grid structure; when 6 limbs are installed, the three-limb connecting rod is connected with 3 oblique rods of the net rack structure.
The side node connecting piece is provided with 7 nodes, and can be connected with 5 or 7 nodes according to the requirement during installation and connected with 3 horizontal chords of the grid structure; is connected with 2 diagonal rods of the grid structure when 5 limbs are installed, and is connected with 4 diagonal rods of the grid structure when 5 limbs are installed.
The middle joint connecting piece is provided with 8 joints which are connected with 4 horizontal chords and 4 diagonal rods of the grid structure.
The above-mentioned spatial grid structure who constitutes two layers of member finally forms the structure like spatial grid structure unit of figure 7, and the member of this structure comprises chord member and down tube, and the chord member is the member that vertical or horizontal direction is connected, and the down tube is the member that the incline direction is connected, through the surperficial net that all around and last lower chord member formed, and the down tube evenly supports inside the rack in addition, forms a firm spatial grid overall structure, can be used in the roof bearing structure of various large buildings.
In a multi-rod structure, the application as a rod connection node; the connecting piece can be not limited to be applied to a building grid structure, and can also be applied to various multi-rod combined structures, such as scaffolds, bridge structures, iron tower structures and other fields.
Spatial grid structure connecting piece, spatial grid structure in the step of connection construction include:
(1) selecting the types of the connecting pieces with corresponding quantity according to the design of a drawing;
(2) assembling each net rack unit on the ground;
(3) and hoisting the net rack units one by one to the upper air for assembly, and finally folding the net rack units to form an integral net rack structure.
Compared with the substantive characteristics and progress of the prior art, the utility model is:
1. the utility model overcomes traditional ball node machining precision requires highly, and the complicated expense of process is high, consumes a large amount of man-hours, and welding quality requires highly, produces the defect easily, when carrying out the construction installation, and construction work is numerous and diverse, the shortcoming that the work degree of difficulty is big.
2. The utility model discloses application scope is wide, can be connected with angle steel member, channel-section steel member, I-steel member etc. only need to carry out the cutting with the member tip and become the platelike that matches with the node limb, and the connecting hole that processing corresponds can be connected through fasteners such as bolt or crab-bolt.
Drawings
FIG. 1 is a view showing the outline of the middle joint connecting member of the present invention;
FIG. 2 is a schematic connection diagram of the intermediate node connecting member of the present invention;
FIG. 3 is a view showing the outline of the side joint connecting member of the present invention;
FIG. 4 is a schematic connection diagram of the side node connecting member of the present invention;
FIG. 5 is a view showing the outline of the corner joint connecting member of the present invention;
FIG. 6 is a schematic connection diagram of the corner joint connecting member of the present invention;
FIG. 7 is a schematic view of the structure of the grid unit of the present invention;
fig. 8 is a schematic view of the grid structure formed by the present invention;
the reference numbers in the figures are: 1. a core bar; 2. node limbs; 3. and connecting the holes.
Detailed Description
Example 1
The node limb 2 is a single plate or a double-plate structure, and a gap is arranged between the double plates and used for clamping the end part of the rod piece.
A grid structure connecting piece, the said connecting piece has three kinds to form the connecting piece external member, can make up the grid structure of the two-layer member bar, set up the core bar 1 between the structures and connect the limb 2 of node fixedly, one kind is the corner node connecting piece, locate at the edge corner of the grid structure; one type is an edge node connector, which is positioned at the non-corner part of the four side edges of the grid structure; one type is a middle node, which is positioned at the middle part of the upper surface and the lower surface of the grid structure; the rod pieces of the grid structure are combined by single angle steel or two angle steels.
The corner joint connecting piece is provided with 6 limbs of joint limbs, and 3 limbs or 6 limbs can be connected according to the requirement during installation. When 3 limbs are installed, the three-limb truss is connected with 1 vertical chord and 2 horizontal chords of the grid structure; when 6 limbs are installed, the three-limb connecting rod is connected with 3 oblique rods of the net rack structure.
The side node connecting piece is provided with 7 nodes, and can be connected with 5 or 7 nodes according to the requirement during installation and connected with 3 horizontal chords of the grid structure; is connected with 2 diagonal rods of the grid structure when 5 limbs are installed, and is connected with 4 diagonal rods of the grid structure when 5 limbs are installed.
The middle joint connecting piece is provided with 8 joints which are connected with 4 horizontal chords and 4 diagonal rods of the grid structure. The node limb 2 is a single plate or a double-plate structure, a gap is arranged between the double plates and used for clamping the rear end parts of the two angle steel backrest combinations, and the end parts of the angle steel are cut into splicing shapes.
Spatial grid structure connecting piece, spatial grid structure in the step of connection construction include:
(1) selecting the types of the connecting pieces with corresponding quantity according to the design of a drawing;
(2) assembling each net rack unit on the ground;
(3) and hoisting the net rack units one by one to the upper air for assembly, and finally folding the net rack units to form an integral net rack structure.
The resulting grid structure is shown in fig. 7-8.
Example 2
The utility model provides a connecting piece can also use the embellishment that forms in the connection of many pole pieces.
Example 3
The utility model provides a connecting piece can also use in the construction scaffolding field.
Example 4
The utility model provides a connecting piece can also use on electric power transmission and transformation iron tower.
Example 5
The connecting piece in the utility model can also be used for connecting the multilayer goods shelf.
Claims (6)
1. A spatial grid structure connecting piece is characterized in that: the connecting piece is divided into a plurality of layers of fixed connection, each layer of structure comprises a plurality of node limbs (2) in a plurality of directions, and the node limbs (2) are provided with connecting holes (3);
and a core rod (1) is arranged between each layer of structure to fixedly connect the node limbs (2).
2. A space frame coupler according to claim 1, wherein: the joint limbs (2) are single plates or double-plate structures, and gaps are arranged between the double plates and used for clamping the end parts of the rod pieces.
3. A space frame coupler according to claim 1, wherein: the connecting pieces are of three types to form a connecting piece kit, and can form a grid structure of a two-layer rod piece, and one type is a corner joint connecting piece and is positioned at the edge corner of the grid structure; one type is an edge node connector, which is positioned at the non-corner part of the four side edges of the grid structure; one type is a medium node connection, located in the upper and lower mid-section of the grid structure.
4. A space frame coupler according to claim 3, wherein: the corner joint connecting piece is provided with 6 limbs of joint limbs, and 3 limbs or 6 limbs can be connected according to the requirement during installation; when 3 limbs are installed, the three-limb truss is connected with 1 vertical chord and 2 horizontal chords of the grid structure; when 6 limbs are installed, the three-limb connecting rod is connected with 3 oblique rods of the net rack structure.
5. A space frame coupler according to claim 3, wherein: the side node connecting piece is provided with 7 nodes, and can be connected with 5 or 7 nodes according to the requirement during installation and connected with 3 horizontal chords of the grid structure; is connected with 2 diagonal rods of the grid structure when 5 limbs are installed, and is connected with 4 diagonal rods of the grid structure when 5 limbs are installed.
6. A space frame coupler according to claim 3, wherein: the middle node connecting piece is provided with 8 nodes which are connected with 4 horizontal chord members and 4 inclined rods of the grid structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922469752.3U CN211774525U (en) | 2019-12-31 | 2019-12-31 | Grid structure connecting piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922469752.3U CN211774525U (en) | 2019-12-31 | 2019-12-31 | Grid structure connecting piece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211774525U true CN211774525U (en) | 2020-10-27 |
Family
ID=72891753
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922469752.3U Active CN211774525U (en) | 2019-12-31 | 2019-12-31 | Grid structure connecting piece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211774525U (en) |
-
2019
- 2019-12-31 CN CN201922469752.3U patent/CN211774525U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206157897U (en) | Assembled steel construction of high -rise structure system | |
| CN2818421Y (en) | Upper bearing frame for laminated floorslab construction | |
| CN203334425U (en) | Steel structure unit and steel structure system | |
| CN103498509A (en) | Steel structure combined column system and connecting method thereof | |
| WO2015090094A1 (en) | Building frame system and assembly method thereof | |
| CN103276804A (en) | Industrialized assembling type special-shaped column steel structure prestress central supporting system | |
| CN113882506B (en) | Assembly type truss beam steel beam barrel structure system connected through full bolts | |
| CN105442701A (en) | Space truss structure and construction method thereof | |
| CN102995754B (en) | Annular assembled type node applicable to pneumatic membrane compression bar truss structure | |
| CN107762161B (en) | A kind of energy-saving assembled system of steel residential structure and installation method | |
| CN107035003B (en) | Steel pipe superposed column and concrete beam steel bar connecting device and using method | |
| CN107152084B (en) | A kind of lifting self-forming GFRP latticed shell structure and its construction method | |
| CN203669456U (en) | Master-slave type high-rise steel frame-supporting, suspending and bearing-hanging system | |
| CN211774525U (en) | Grid structure connecting piece | |
| CN109356292A (en) | Prefabricated PC long-span beams structure | |
| CN211007252U (en) | Space chord steel-concrete composite floor | |
| CN108204039A (en) | A kind of assembled architecture truss structure | |
| CN205530709U (en) | Profiled steel structure beam column node is strengthened to square socket | |
| CN214994627U (en) | Space steel structure node | |
| CN207905104U (en) | A kind of assembled architecture truss structure | |
| CN111101596A (en) | Grid structure connecting piece and application thereof | |
| CN216516134U (en) | Strong axle node structure of split bolt connection mortise-tenon joint formula steel-wood combination | |
| CN113123609B (en) | Method for mounting steel structure dome net rack with two low ends and high middle | |
| CN202152442U (en) | Assembling type steel tube-vertical post system | |
| CN113638585A (en) | High-strength light honeycomb truss type support system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |