CN104074300A - Screw bolt bulge node structure for single-layer latticed shell - Google Patents
Screw bolt bulge node structure for single-layer latticed shell Download PDFInfo
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- CN104074300A CN104074300A CN201310101836.6A CN201310101836A CN104074300A CN 104074300 A CN104074300 A CN 104074300A CN 201310101836 A CN201310101836 A CN 201310101836A CN 104074300 A CN104074300 A CN 104074300A
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- screw bolt
- bolt
- rod member
- drum
- node structure
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Abstract
The invention relates to a latticed shell structure, in particular to a single-layer latticed shell structure, more particularly relates to a screw bolt bulge node structure for the single-layer latticed shell, and belongs to the technical field of roof buildings. The screw bolt bulge node structure for the single-layer latticed shell is characterized by comprising six hollow rod elements (3), wherein the hollow rod elements (3) are welded and fixed to a sealing plate (2), and the welding angle is adjustable; the screw bolt bulge node structure also comprises a screw bolt bulge (1); the screw bolt bulge (1) is of a hollow cylindrical structure; the ends of the upper side and the lower side of the screw bolt bulge (1) are not sealed; six groups of screw bolt holes are non-uniformly distributed in the circumferential direction of the screw bolt bulge (1), and the positions of the screw bolt holes are adjustable; and the sealing plate (2) welded with the hollow rod elements (3) is connected with the screw bolt bulge (1) through screw bolts via the screw bolt holes.
Description
Technical field
The present invention relates to a kind of latticed shell structure, relate in particular to a kind of single-layer lattice shell structure, in particular, is a kind of drum of the bolt for single-layer lattice shell node structure, belongs to roof building technical field.
Background technology
Latticed shell structure is a kind of and the similar Spacial Frame Structures of flat plate framed structure, is taking rod member as basis, forms according to certain rules grid, the space frame of arranging by shell structure.It has the character of leverage and housing concurrently.Its power transmission feature is mainly by the pulling force of both direction in shell, pressure or shearing pointwise power transmission.This structure is one quite concerned, with broad prospects for development space structures both at home and abroad.The features such as compare steel work, latticed shell structure has lightweight, and structure is changeable, and aesthetic property is strong, are applicable to doing roof.Latticed shell structure is divided into individual layer and double-deck two kinds of forms, and wherein single-layer lattice shell structure is for being rigidly connected, and weight is lighter, saving material.
The node structure of existing rigidity single-layer lattice shell structure, the general mode of directly welding between rod member and rod member that adopts, adopt the mode of this direct welding, due in reality connects, angle between each rod member need to be adjusted according to the true form of latticed shell structure, welding is in advance difficult to guarantee needed connection angle between rod member and rod member, so cannot be welded and be winched to again roof on ground in advance, need to wait for when building binds, welder climbs up latticed shell structure, aloft it is welded, very dangerous, and require very high to welder's technical ability, after having welded, there will be rod member and rod member to situation about not going up, accurate not, simultaneously, after need to waiting depth of building to bind, just can carry out the installation of latticed shell structure, construction speed is slower.
In addition, the node structures such as such as bolt sphere, rod member and bolt sphere are hinged, rod member can rotate, non-rigid connection, bearing strength is lower, can not be applicable to large span, high-intensity single-layer lattice shell structure.
Summary of the invention
The technical problem that actual needs of the present invention solves is: adopt the directly node structure of the rigidity single-layer lattice shell structure of the mode of welding of this rod member and rod member, due in reality connects, angle between each rod member need to be adjusted according to the true form of latticed shell structure, welding is in advance difficult to guarantee needed connection angle between rod member and rod member, so cannot be welded and be winched to again roof on ground in advance, need to wait for when building binds, welder climbs up latticed shell structure, aloft it is welded, very dangerous, and require very high to welder's technical ability, after having welded, there will be rod member and rod member to situation about not going up, accurate not, simultaneously, after need to waiting depth of building to bind, just can carry out the installation of latticed shell structure, construction speed is slower.
The present invention is by the following technical solutions:
For a bolt drum node structure for single-layer lattice shell, comprise the hollow rod member 3 of the six roots of sensation, described hollow rod member 3 is welded and fixed with shrouding 2, and its soldering angle can regulate; Also comprise bolt drum 1, described bolt drum 1 is hollow cylinder body structure, and described bolt drum (1) does not all bind up and down, circumferential non-homogeneous six groups of bolts hole, the position-adjustable of bolt hole of being laid with of described bolt drum 1; The shrouding 2 having welded with hollow rod member 3 is connected with described bolt drum 1 bolt by described bolt hole.
Further, every group of described six groups of bolt hole comprise two bolts hole of upper and lower setting.
Further, between the bolt in described bolt hole and described bolt drum medial surface, be also provided with backing plate 4.
Further, described hollow rod member 3 is cylindrical structure.
Further, described bolt drum 1 also comprises hoop ribs 5.
Further, described hoop ribs 5 is positioned at the middle part of described bolt drum 1.
Further, described bolt drum 1, hollow rod member 3 adopts cast steel.
Feature of the present invention is: adopted the central module of bolt drum as the node structure of rigidity single-layer lattice shell structure, it circumferentially carries out bolt by bolt with the parts that comprise hollow rod member and is connected, re-use axle center bolt the main body of cover plate and bolt drum is fixed, thereby formed rigidly fixing of node structure.The largest benefit of this node structure is, the place that uses welding procedure is only that shrouding and hollow rod member are welded and fixed, the overall structure that shrouding and hollow rod member are added together is still very little, be convenient to be aimed at by the welding equipment with positioner in advance, the soldering angle of adjusting to setting welds again, thereby form the hollow rod member of various different soldering angles and the connector of shrouding, hereinafter referred " connector ", carry out label by the connector to different again, carrying out before site construction, first each connector is transported to job site, according to the connected mode designing in advance, assembler only need be on ground, the connector of each label is carried out to bolts assemblies with the bolt hole that corresponding bolt rouses, form the fritter net shell that independent node structure or several node structure are connected to form, adopt a small amount of vertical bolster, the fritter net shell having assembled on the ground is progressively lifted into design elevation in place, then connect into entirety with adjacent fritter net shell, until complete the assembling of whole rigidity single-layer lattice shell structure.
Beneficial effect of the present invention is:
1) structure is exquisite, and assembling is simple.
2) without the welding operation work of high professional qualification.
3) welder does not need to climb on building top and carries out welding operation, has greatly improved working security.
4) assembly precision is high, avoids rod member and rod member to situation about not going up.
5) building just can synchronously carry out the production assembling of latticed shell structure in the time of construction, greatly improves efficiency of construction, has shortened construction period, has saved duration cost.
6) productive rate, quality, precision or efficiency are improved, field-installed mode is wanted more convenient and quicker than Site Welding, prefabricated connector can overcome the error causing because of workman's difference of technology level, therefore the final effect of space structures is more accurate, total body construction more meets design standard, and quality is higher.
7) energy consumption, raw material, operation are saved; Make processing, operation, control, use procedure easy, apparent, this operation of welding has been saved in job site, and assembling is easier than welding, and workman's training cost reduces.
8) environment pollution is governed: job site is without getting angry, low-carbon environment-friendly.
Brief description of the drawings
Fig. 1 is the schematic diagram in top down perspective of a kind of drum of the bolt for single-layer lattice shell of the present invention node structure.
Fig. 2 be in Fig. 1 A-A to cross-sectional schematic.
Wherein, 1, bolt drum, 2, shrouding, 3, hollow rod member, 4, backing plate 5, hoop ribs.
Detailed description of the invention
Referring to Fig. 1-2, a kind of drum of the bolt for single-layer lattice shell node structure, comprises the hollow rod member 3 of the six roots of sensation, and hollow rod member 3 is welded and fixed with shrouding 2, and its soldering angle can regulate; Also comprise bolt drum 1, bolt drum 1 is hollow cylinder body structure, and described bolt drum (1) does not all bind up and down, circumferential non-homogeneous six groups of bolts hole, the position-adjustable of bolt hole of being laid with of bolt drum 1; The shrouding 2 having welded with hollow rod member 3 is connected with bolt drum 1 bolt by bolt hole; Every group of six groups of bolt hole comprises two bolts hole of upper and lower setting.Between bolt in bolt hole and bolt drum medial surface, be also provided with backing plate 4.Hollow rod member 3 is cylindrical structure.Bolt drum 1 also comprises hoop ribs 5, and hoop ribs 5 is positioned at the middle part of bolt drum 1, and centre is hollow.Bolt drum 1, hollow rod member 3 adopts cast steel manufacture.
When this node structure is assembled, its step is as follows: first shrouding 2 and hollow rod member are placed on the welding equipment of device to be positioned, by the required rod member angle of node structure designing in advance, shrouding 2 and hollow rod member are welded, form the connector of hollow rod member 3 and shrouding 2, and different connectors are numbered; Assembler is fixed on connector on corresponding bolt hole by the bolt hole on bolt drum 1 according to numbering again, because the above and below of hollow rod member 3 and shrouding 2 is plane, its angle of assembling is also very easily determined, only need just install it, just can reach needed node structure.
Carrying out before site construction, first each connector is transported to job site, according to the connected mode designing in advance, assembler only need be on ground, the connector of each label is carried out to bolts assemblies with the bolt hole that corresponding bolt rouses, form the fritter net shell that independent node structure or several node structure are connected to form, adopt a small amount of vertical bolster, the fritter net shell having assembled on the ground is progressively lifted into design elevation in place, then connect into entirety with adjacent fritter net shell, until complete the assembling of whole rigidity single-layer lattice shell structure.Under actual conditions, connector also can be transported to job site in batches, and ground-mounted and lifting assembling are carried out in limit, and the making of connector is carried out on limit, improves efficiency of construction.
Claims (4)
1. for a bolt drum node structure for single-layer lattice shell, it is characterized in that:
Comprise the hollow rod member of the six roots of sensation (3), described hollow rod member (3) is welded and fixed with shrouding (2), and its soldering angle can regulate;
Also comprise bolt drum (1), described bolt drum (1) is hollow cylinder body structure, described bolt drum (1) does not all bind up and down, and described bolt drum (1) is non-homogeneous six groups of bolts hole, the position-adjustable of bolt hole of being laid with circumferentially;
The shrouding (2) having welded with hollow rod member (3) is connected with described bolt drum (1) bolt by described bolt hole.
2. node structure as claimed in claim 1, is characterized in that: described hollow rod member (3) is cylindrical structure.
3. node structure as claimed in claim 1, is characterized in that: described bolt drum (1) also comprises hoop ribs (5).
4. node structure as claimed in claim 3, is characterized in that: described hoop ribs (5) is positioned at the middle part of described bolt drum (1), and centre is hollow.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310101836.6A CN104074300A (en) | 2013-03-28 | 2013-03-28 | Screw bolt bulge node structure for single-layer latticed shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310101836.6A CN104074300A (en) | 2013-03-28 | 2013-03-28 | Screw bolt bulge node structure for single-layer latticed shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104074300A true CN104074300A (en) | 2014-10-01 |
Family
ID=51595871
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310101836.6A Pending CN104074300A (en) | 2013-03-28 | 2013-03-28 | Screw bolt bulge node structure for single-layer latticed shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104074300A (en) |
-
2013
- 2013-03-28 CN CN201310101836.6A patent/CN104074300A/en active Pending
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| DD01 | Delivery of document by public notice |
Addressee: Shanghai Cenmin New Material Science & Technology Co., Ltd. Document name: Notification that Application Deemed to be Withdrawn |
|
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20141001 |