CN110424611B - Assembled cable node for single-layer cross cable net structure and mounting method thereof - Google Patents
Assembled cable node for single-layer cross cable net structure and mounting method thereof Download PDFInfo
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- CN110424611B CN110424611B CN201910630992.9A CN201910630992A CN110424611B CN 110424611 B CN110424611 B CN 110424611B CN 201910630992 A CN201910630992 A CN 201910630992A CN 110424611 B CN110424611 B CN 110424611B
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- 239000002356 single layer Substances 0.000 title claims abstract description 30
- 238000000034 method Methods 0.000 title claims abstract description 17
- 238000009434 installation Methods 0.000 claims abstract description 26
- 229910000831 Steel Inorganic materials 0.000 claims description 24
- 239000010959 steel Substances 0.000 claims description 24
- 239000004918 carbon fiber reinforced polymer Substances 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 7
- 238000010586 diagram Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000009417 prefabrication Methods 0.000 description 2
- 230000037237 body shape Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
Classifications
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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
- E04B1/5825—Connections for building structures in general of bar-shaped building elements with a closed cross-section
- E04B1/5837—Connections for building structures in general of bar-shaped building elements with a closed cross-section of substantially circular form
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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
- E04B7/00—Roofs; Roof construction with regard to insulation
- E04B7/14—Suspended roofs
-
- 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
- E04B2001/5875—Connections for building structures in general of bar-shaped building elements using exterior clamping plates or shells
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Pivots And Pivotal Connections (AREA)
- Ropes Or Cables (AREA)
Abstract
The invention discloses an assembled cable node for a single-layer cross cable net structure and an installation method thereof, and belongs to the field of large-span space structure research. The forms of the present node are classified into various forms of C-C type, C-ABCBA type, ABCBA-ABCBA type, C-ACA type, ACA-ACA type, and ABBBCBBBA-ABBBCBBBA type. Each form is formed by combining a certain part of a central part, a spherical hinge connecting part, a standardized part, an end part and an accessory part. In a single layer cable network structure, the cable-to-cable intersection nodes are used. The node can be applied to the intersection node of a single cable and a single cable, and can be applied to the intersection node of a plurality of cables and the intersection node of the single cable and a plurality of cables, and all parts of the node can be prefabricated, so that the product quality is ensured, and the construction efficiency is improved. The invention simplifies the connection mode of the cable and the cable intersection node, introduces the installation steps in detail, promotes the assembly development of the single-layer cable net structure, and has strong engineering practicability.
Description
Technical Field
The invention belongs to the technical field of large-span space structures, relates to an intersecting node of a single-layer cable net of a large-span space structure, and particularly relates to an assembled cable node for a single-layer cross cable net structure and an installation method of the assembled cable node.
Background
With the continuous enhancement of the comprehensive national force of China and the continuous improvement of the life quality of people, the ever-increasing beautiful life needs of people are more and more obvious. In order to meet the fitness requirements of people and the underwriting of sports events, more sports facilities need to be established. How to design a safe, economical, energy-saving and environment-friendly large-span space structure is a major problem which needs to be solved urgently by structural engineers. In order to respond to the call of national building industrialization, the strength of the material is fully utilized, so that the structure becomes lighter and more attractive on the premise of ensuring safety.
The assembled cable node for the single-layer cross cable network structure and the installation method thereof can realize quick prefabrication of the cable network node in factories and quick installation on site, improve the production efficiency, ensure the product quality, quicken the construction progress and shorten the construction period.
Disclosure of Invention
Based on the defects of the existing single-layer cable net node, the invention provides the assembled cable node for the single-layer cross cable net structure and the installation method thereof, and the invention can realize standardization, assembly and rapidness of the node, thereby not only facilitating prefabrication processing of factories, but also facilitating field installation.
The technical scheme of the invention is as follows:
The assembled cable node for the single-layer cross cable net structure is characterized by at least comprising a C-C type node, wherein the C-C type node is taken as a core, and the assembled cable node is expanded into various forms of C-ABCBA type, ABCBA-ABCBA type, C-ACA type, ACA-ACA type and ABBBCBBBA-ABBBCBBBA type.
The definition center part is simply called a "C" part, the definition standardization part is simply called a "B" part, and the definition end part is simply called an "A" part.
The central part, the upper cover plate (41) of the central part and the lower cover plate (45) of the central part are fixed by the upper cover plate bolt (42) of the central part, wherein the concave hole of the upper cover plate (41) of the central part and the concave hole of the lower cover plate (45) of the central part form a central part rope hole (43).
The spherical hinge connecting part consists of a high-strength steel ball (31) on the spherical hinge connecting part, a high-strength steel ball (35) under the spherical hinge connecting part, an upper fixing piece (33) of the spherical hinge connecting part, a lower fixing piece (37) of the spherical hinge connecting part, a connecting rod (34) of the spherical hinge connecting part and a bolt.
The upper fixing piece (33) and the lower fixing piece (37) of the spherical hinge connecting part only allow the connecting rod (34) of the spherical hinge connecting part to rotate freely, wherein the upper fixing piece (33) of the spherical hinge connecting part limits the high-strength steel ball (31) on the spherical hinge connecting part to be separated from the fixing piece, and the lower fixing piece (37) of the spherical hinge connecting part limits the high-strength steel ball (35) on the spherical hinge connecting part to be separated from the fixing piece.
And the standardized part is fixed by a standardized part upper cover plate (51) and a standardized part lower cover plate (55) through standardized part upper cover plate bolts (53), wherein a concave hole of the standardized part upper cover plate (51) and a concave hole of the standardized part lower cover plate (55) form a standardized part cable hole (52).
And an end part, wherein an end part upper cover plate (61) and an end part lower cover plate (63) are fixed by an end part upper cover plate bolt (62), and an end part cable hole (64) is formed by a concave hole of the end part upper cover plate (61) and a concave hole of the end part lower cover plate (63).
The C-C type node assembly comprises two central parts, namely a C-shaped part, a spherical hinge connecting part and a bolt.
C-C type node assembly mode:
A center member upper cover plate (72) of the center member of the upper part and a center member lower cover plate (75) of the center member of the upper part are fixed by bolts, and an upper center cable is further fixed. A center member lower cover plate (75) of the center member of the upper part and a ball hinge connecting member upper fixing member (76) of the ball hinge connecting member are fixed by bolts. A center member lower cover plate (80) of a center member of the lower portion and a spherical hinge connecting member lower fixing member (79) of the spherical hinge connecting member are fixed by bolts. A center member upper cover plate (81) of the center member of the lower part and a center member lower cover plate (80) of the center member of the lower part are fixed by bolts, and a cable of the lower center is further fixed.
The C-ABCBA type node assembly comprises two central parts of a C part, a spherical hinge connecting part, two standardized parts of a B part, two end parts of an A part and a bolt.
C-ABCBA type node assembly mode:
A center member upper cover plate (91) of the center member of the upper part and a center member lower cover plate (92) of the center member of the upper part are fixed by bolts, and an upper center cable is further fixed. A center member lower cover plate (92) of the center member of the upper part and a ball hinge connecting member upper fixing member (93) of the ball hinge connecting member are fixed by bolts. A center member lower cover plate (99) of the center member of the lower portion and a spherical hinge connecting member lower fixing member (94) of the spherical hinge connecting member are fixed by bolts. A center member upper cover plate (100) of the center member of the lower part and a center member lower cover plate (99) of the center member of the lower part are fixed by bolts, and a cable of the lower center is further fixed. Fixing a standardized part upper cover plate (98) of the standardized part with a central part lower cover plate (99) of the central part by bolts; fixing a standardized part upper cover plate (98) of the standardized part with a standardized part lower cover plate (97) of the standardized part by bolts; fixing an end part upper cover plate (96) of the end part with a standardized part lower cover plate (97) of the standardized part by bolts; fixing an end part upper cover plate (96) of the end part with an end part lower cover plate (95) of the end part by bolts; fixing a standardized part upper cover plate (112) of the standardized part with a central part lower cover plate (99) of the central part by bolts; fixing a standardized part upper cover plate (112) of the standardized part with a standardized part lower cover plate (111) of the standardized part by bolts; fixing an end part upper cover plate (114) of the end part with a standardized part lower cover plate (111) of the standardized part by bolts; an end member upper cover plate (114) of the end member is bolted to an end member lower cover plate (113) of the end member.
The ABCBA-ABCBA type node assembly comprises two central parts 'C' parts, a spherical hinge connecting part, four standardized parts 'B' parts, four end parts 'A' parts and bolts.
ABCBA-ABCBA type node assembly mode:
The upper cover plate (05) of the central part of the upper part and the lower cover plate (06) of the central part of the upper part are fixed by bolts, and the cable at the center of the upper part is further fixed. The central part lower cover plate (06) of the central part of the upper part and the spherical hinge connecting part upper fixing piece (101) of the spherical hinge connecting part are fixed by bolts. A center member lower cover plate (15) of a center member of the lower portion and a spherical hinge connecting member lower fixing member (102) of the spherical hinge connecting member are fixed by bolts. The upper cover plate (16) of the central part of the lower part and the lower cover plate (15) of the central part of the lower part are fixed by bolts, and the cable at the center of the lower part is further fixed. Fixing a standardized part upper cover plate (03) of the standardized part with a central part lower cover plate (06) of the central part by bolts; fixing a standardized part upper cover plate (03) of the standardized part with a standardized part lower cover plate (04) of the standardized part by bolts; fixing an end part upper cover plate (01) of the end part and a standardized part lower cover plate (04) of the standardized part by bolts; fixing an end part upper cover plate (01) of the end part and an end part lower cover plate (02) of the end part by bolts; fixing a standardized part upper cover plate (07) of the standardized part with a central part lower cover plate (06) of the central part by bolts; fixing a standardized part upper cover plate (07) of the standardized part with a standardized part lower cover plate (08) of the standardized part by bolts; fixing an end part upper cover plate (09) of the end part with a standardized part lower cover plate (08) of the standardized part by bolts; an end member upper cover plate (09) of the end member is bolted to an end member lower cover plate (10) of the end member. Fixing a standardized part upper cover plate (14) of the standardized part with a central part lower cover plate (15) of the central part by bolts; fixing a standardized part upper cover plate (14) of the standardized part with a standardized part lower cover plate (13) of the standardized part by bolts; fixing an end part upper cover plate (12) of the end part with a standardized part lower cover plate (13) of the standardized part by bolts; fixing an end part upper cover plate (12) of the end part with an end part lower cover plate (11) of the end part by bolts; fixing a standardized part upper cover plate (18) of the standardized part with a central part lower cover plate (15) of the central part by bolts; fixing a standardized part upper cover plate (18) of the standardized part with a standardized part lower cover plate (17) of the standardized part by bolts; fixing an end part upper cover plate (20) of the end part with a standardized part lower cover plate (17) of the standardized part by bolts; an end member upper cover plate (20) of the end member is bolted to an end member lower cover plate (19) of the end member.
The C-ACA type node assembly comprises two central parts, a spherical hinge connecting part, two end parts, an A part and a bolt.
The ACA-ACA node assembly comprises two central parts 'C' parts, a spherical hinge connecting part, four end parts 'A' parts and bolts.
The ABBBCBBBA-ABBBCBBBA type node assembly comprises two central parts of a C part, a spherical hinge connecting part, twelve standardized parts of a B part, four end parts of an A part and bolts.
Preferably, the node is divided into an upper part and a lower part, wherein the number of the cables of the upper part and the lower part is arbitrary, namely the node where N (N is more than or equal to 1) root cables and M (M is more than or equal to 1) root cables are intersected; that is, the cable may be an intersecting node (C-C type node) between a single cable and a single cable, or an intersecting node (ABCBA-ABCBA type node) between a plurality of cables, and the number of the upper and lower cables is not necessarily equal (C-ABCBA type node);
Preferably, the connection of the upper and lower halves relies on a ball and socket joint member which allows the upper and lower halves to rotate freely.
Preferably, standardized fittings of the cable are fixed, allowing for quick assembly of the cable nodes.
Preferably, the node can be used not only for the node of the cylindrical cable body, but also for the node connection of the sheet material. The cable body shape can be a cylinder, such as a steel strand, a steel wire rope, a steel wire bundle, a steel pipe and the like, or can be a sheet CFRP cable; only the form of the reserved rope holes of each accessory is changed from a cylindrical hole to a rectangular hole;
preferably, the design of the end parts, after the fixing of the intermediate cable with the standardized fitting, is completed, the two sides are closed with four end parts respectively;
An assembled cable node for a single-layer cross cable net structure, the installation method comprising the following steps:
The installation method comprises the following steps:
step one: the node is divided into an upper part and a lower part, and a central part of the upper part is fixed with a cable at the center of the upper part;
step two: the spherical hinge connecting part is connected with the central part of the upper half part by bolts;
step three: the spherical hinge connecting part is connected with the central part of the lower half part by bolts;
Step four: fixing the central part of the lower part with the cable of the center of the lower part;
Step five: according to the number of the upper node cables, connecting the upper node cables with each cable by using two side standardized accessories in turn, and connecting the two ends by using end parts respectively;
step six: according to the number of the lower node cables, connecting the lower node cables with each cable by using two side standardized accessories in turn, and connecting the two ends of each cable by using end parts respectively;
Step seven: and (5) checking the installation condition of each component bolt, ensuring that each component is installed in place, and finishing the installation of the node.
The invention has the beneficial effects that all parts can be prefabricated, the product quality is ensured, and the construction efficiency is improved. The cable network node can be prefabricated quickly in factories and installed quickly on site, so that the production efficiency is improved, the product quality is ensured, the construction progress is quickened, and the construction period is shortened. The invention simplifies the connection mode of the cable and the cable intersecting node, is beneficial to construction, promotes the assembly development of a single-layer cable net structure, and has strong engineering practicability.
Drawings
FIG. 1 is a schematic diagram of an arbitrary angle assembled cable node for a single layer cross cable net structure (ABCBA-ABCBA type)
FIG. 2 core area schematic diagram
Fig. 3 ball hinge connection part
FIG. 4 center part (abbreviated as "C" type part)
FIG. 5 standardized component (abbreviated as "B" type component)
FIG. 6 end part (abbreviated as "A" type part)
FIG. 7 is a schematic view of an arbitrary angle assembled cable node for a single layer cross cable net structure (C-C type)
FIG. 8 is a schematic diagram of an arbitrary angle assembled cable node for a single layer cross cable net structure (C-ABCBA type)
FIG. 9 is a schematic diagram of an arbitrary angle assembled cable node for a single layer cross cable net structure (ABCBA-ABCBA type)
In the figure:
01- -end piece upper cover plate
02- -End piece lower cover plate
03-Standardized component upper cover plate
04-Standardized component lower cover plate
05- - -Center part upper cover plate
06-Center part lower cover plate
07-Standardized component top cover plate
08-Standardized component lower cover plate
09- -End piece upper cover plate
10- -End piece lower cover plate
11- -End piece lower cover plate
12- -End piece upper cover plate
13-Standardized component lower cover plate
14-Standardized component upper cover plate
15-Center part lower cover plate
16- - -Central part upper cover plate
17-Standardized component lower cover plate
18-Standardized component upper cover plate
19- -End piece lower cover plate
20- -End piece upper cover plate
101-Fixing piece on spherical hinge connecting part
102-Ball hinge connecting part lower fixing piece
21- -Center part rope hole
22- -Center part upper cover plate
23-Center part upper cover plate bolt
24-Center part upper cover plate bolt hole
25-Center piece lower cover plate
Fixing piece on 26-ball hinge connecting part
27-Spherical hinge connecting component connecting rod
High-strength steel ball under 28-ball hinge connecting part
29-Ball hinge connecting part lower fixing piece
High-strength steel ball on 31-ball hinge connecting part
Fixing piece bolt hole on 32-spherical hinge connecting part
33-Ball hinge connecting part upper fixing piece
34- -Spherical hinge connecting component connecting rod
High-strength steel ball under 35-ball hinge connecting part
36-Ball hinge connecting part lower fixing piece bolt
Lower fixing piece of 37-spherical hinge connecting part
41- -Center part upper cover plate
42- -Center part upper cover plate bolt
43- -Center part Cable hole
44- -Center part lower cover bolt hole
45- -Center part lower cover plate
51- -Standardized component upper cover plate
52- -Standardized part rope hole
53-Standardized component upper cover plate bolt
54-Lower cover plate bolt hole of standardized part
55-Standardized component lower cover plate
61- -End piece upper cover plate
62- -End piece upper cover plate bolt
63- -End piece lower cover plate
64- -End member Cable hole
71- -Center member rope hole
72-Center part upper cover plate
73- -Center part upper cover plate bolt
74- -Center part lower cover bolt hole
75-Center piece lower cover plate
76-Fixing piece on spherical hinge connecting part
77-Spherical hinge connecting component connecting rod
78- -High strength steel ball under spherical hinge connecting part
79-Ball hinge connecting part lower fixing piece
80- -Center part upper cover plate
81-Center part lower cover plate
82- -Center part rope hole
91-Center part upper cover plate
92- -Lower cover plate of central part
93-Fixing piece on spherical hinge connecting part
94-Ball hinge connecting part lower fixing piece
95- -End piece lower cover plate
96- -End piece upper cover plate
97-Standardized component lower cover plate
98-Standardized component upper cover plate
99- - -Center part lower cover plate
100-Center part upper cover plate
111-Standardized component lower cover plate
112-Standardized component upper cover plate
113-End piece lower cover plate
114- -End piece upper cover plate
Detailed Description
1. The assembled cable node for the single-layer cross cable net structure comprises a central part, a spherical hinge connecting part, a standardized fitting, an end part and an accessory fitting; wherein the center member lower cover plate (45) of the center member (fig. 4) is protruded at both ends, and the protruded ends are used to overlap with the standardized member upper cover plate (51) of the standardized member (fig. 5) or the end member upper cover plate (61) of the end member (fig. 6). The bolt hole at the bottom of the lower cover plate (45) of the central part (figure 4) is connected and fixed with the upper fixing piece (33) of the spherical hinge connecting part in the spherical hinge connecting part (figure 3) through bolts. The standardized part upper cover plate (51) of the standardized part (fig. 5) extends to the left and the standardized part lower cover plate (55) extends to the right for overlapping with the cover plates of the other parts. The end piece upper cover plate (61) of the end piece (fig. 6) protrudes. 2. The assembled cable node for the single-layer cross cable net structure is characterized by being divided into an upper part and a lower part, wherein the number of cables of the upper part and the lower part is arbitrary, namely, the node where N (N is more than or equal to 1) cables and M (M is more than or equal to 1) cables are intersected; that is, the cable may be an intersecting node (C-C type node) between a single cable and a single cable, or an intersecting node (ABCBA-ABCBA type node) between a plurality of cables, and the number of the upper and lower cables is not necessarily equal (C-ABCBA type node); the node is classified into various forms such as C-C type, C-ABCBA type, ABCBA-ABCBA type, C-ACA type, ACA-ACA type, ABBBCBBBA-ABBBCBBBA type, etc.
3. The method for installing the assembled cable node of the single-layer cross cable net structure comprises the following steps:
C-C type mounting method:
step one: the node is divided into an upper part and a lower part, and a central part of the upper part is fixed with a cable at the center of the upper part;
a center member upper cover plate (72) of the center member of the upper part and a center member lower cover plate (75) of the center member of the upper part are fixed by bolts, and an upper center cable is further fixed.
Step two: the spherical hinge connecting part is connected with the central part of the upper half part by bolts;
A center member lower cover plate (75) of the center member of the upper part and a ball hinge connecting member upper fixing member (76) of the ball hinge connecting member are fixed by bolts.
Step three: the spherical hinge connecting part is connected with the central part of the lower half part by bolts;
A center member lower cover plate (80) of a center member of the lower portion and a spherical hinge connecting member lower fixing member (79) of the spherical hinge connecting member are fixed by bolts.
Step four: fixing the central part of the lower part with the cable of the center of the lower part;
A center member upper cover plate (81) of the center member of the lower part and a center member lower cover plate (80) of the center member of the lower part are fixed by bolts, and a cable of the lower center is further fixed.
Step five: and (5) checking the installation condition of each component bolt, ensuring that each component is installed in place, and finishing the installation of the node.
The C-ABCBA type installation method comprises the following steps:
step one: the node is divided into an upper part and a lower part, and a central part of the upper part is fixed with a cable at the center of the upper part;
A center member upper cover plate (91) of the center member of the upper part and a center member lower cover plate (92) of the center member of the upper part are fixed by bolts, and an upper center cable is further fixed.
Step two: the spherical hinge connecting part is connected with the central part of the upper half part by bolts;
A center member lower cover plate (92) of the center member of the upper part and a ball hinge connecting member upper fixing member (93) of the ball hinge connecting member are fixed by bolts.
Step three: the spherical hinge connecting part is connected with the central part of the lower half part by bolts;
A center member lower cover plate (99) of the center member of the lower portion and a spherical hinge connecting member lower fixing member (94) of the spherical hinge connecting member are fixed by bolts.
Step four: fixing the central part of the lower part with the cable of the center of the lower part;
A center member upper cover plate (100) of the center member of the lower part and a center member lower cover plate (99) of the center member of the lower part are fixed by bolts, and a cable of the lower center is further fixed.
Step five: securing the lower cable with the standardized component and the end component;
Fixing a standardized part upper cover plate (98) of the standardized part with a central part lower cover plate (99) of the central part by bolts; fixing a standardized part upper cover plate (98) of the standardized part with a standardized part lower cover plate (97) of the standardized part by bolts; fixing an end part upper cover plate (96) of the end part with a standardized part lower cover plate (97) of the standardized part by bolts; fixing an end part upper cover plate (96) of the end part with an end part lower cover plate (95) of the end part by bolts; fixing a standardized part upper cover plate (112) of the standardized part with a central part lower cover plate (99) of the central part by bolts; fixing a standardized part upper cover plate (112) of the standardized part with a standardized part lower cover plate (111) of the standardized part by bolts; fixing an end part upper cover plate (114) of the end part with a standardized part lower cover plate (111) of the standardized part by bolts; an end member upper cover plate (114) of the end member is bolted to an end member lower cover plate (113) of the end member.
Step six: and (5) checking the installation condition of each component bolt, ensuring that each component is installed in place, and finishing the installation of the node.
ABCBA-ABCBA type mounting method:
step one: the node is divided into an upper part and a lower part, and a central part of the upper part is fixed with a cable at the center of the upper part;
The upper cover plate (05) of the central part of the upper part and the lower cover plate (06) of the central part of the upper part are fixed by bolts, and the cable at the center of the upper part is further fixed.
Step two: the spherical hinge connecting part is connected with the central part of the upper half part by bolts;
The central part lower cover plate (06) of the central part of the upper part and the spherical hinge connecting part upper fixing piece (101) of the spherical hinge connecting part are fixed by bolts.
Step three: the spherical hinge connecting part is connected with the central part of the lower half part by bolts;
a center member lower cover plate (15) of a center member of the lower portion and a spherical hinge connecting member lower fixing member (102) of the spherical hinge connecting member are fixed by bolts.
Step four: fixing the central part of the lower part with the cable of the center of the lower part;
the upper cover plate (16) of the central part of the lower part and the lower cover plate (15) of the central part of the lower part are fixed by bolts, and the cable at the center of the lower part is further fixed.
Step five: securing the upper cable with the standardized component and the end component;
Fixing a standardized part upper cover plate (03) of the standardized part with a central part lower cover plate (06) of the central part by bolts; fixing a standardized part upper cover plate (03) of the standardized part with a standardized part lower cover plate (04) of the standardized part by bolts; fixing an end part upper cover plate (01) of the end part and a standardized part lower cover plate (04) of the standardized part by bolts; fixing an end part upper cover plate (01) of the end part and an end part lower cover plate (02) of the end part by bolts; fixing a standardized part upper cover plate (07) of the standardized part with a central part lower cover plate (06) of the central part by bolts; fixing a standardized part upper cover plate (07) of the standardized part with a standardized part lower cover plate (08) of the standardized part by bolts; fixing an end part upper cover plate (09) of the end part with a standardized part lower cover plate (08) of the standardized part by bolts; an end member upper cover plate (09) of the end member is bolted to an end member lower cover plate (10) of the end member.
Step six: securing the lower cable with the standardized component and the end component;
Fixing a standardized part upper cover plate (14) of the standardized part with a central part lower cover plate (15) of the central part by bolts; fixing a standardized part upper cover plate (14) of the standardized part with a standardized part lower cover plate (13) of the standardized part by bolts; fixing an end part upper cover plate (12) of the end part with a standardized part lower cover plate (13) of the standardized part by bolts; fixing an end part upper cover plate (12) of the end part with an end part lower cover plate (11) of the end part by bolts; fixing a standardized part upper cover plate (18) of the standardized part with a central part lower cover plate (15) of the central part by bolts; fixing a standardized part upper cover plate (18) of the standardized part with a standardized part lower cover plate (17) of the standardized part by bolts; fixing an end part upper cover plate (20) of the end part with a standardized part lower cover plate (17) of the standardized part by bolts; an end member upper cover plate (20) of the end member is bolted to an end member lower cover plate (19) of the end member.
Step seven: and (5) checking the installation condition of each component bolt, ensuring that each component is installed in place, and finishing the installation of the node.
Claims (10)
1. A fabricated cable node for a single-layer cross cable network structure, comprising at least a C-C type node, C being defined as a central member;
the central part, the upper cover plate (41) of the central part and the lower cover plate (45) of the central part are fixed by the upper cover plate bolt (42) of the central part, wherein the concave hole of the upper cover plate (41) of the central part and the concave hole of the lower cover plate (45) of the central part form a central part rope hole (43);
The spherical hinge connecting part comprises a spherical hinge connecting part upper high-strength steel ball (31), a spherical hinge connecting part lower high-strength steel ball (35), a spherical hinge connecting part upper fixing piece (33), a spherical hinge connecting part lower fixing piece (37), a spherical hinge connecting part connecting rod (34) and a bolt; the upper fixing piece (33) of the spherical hinge connecting part and the lower fixing piece (37) of the spherical hinge connecting part only allow the connecting rod (34) of the spherical hinge connecting part to rotate freely, wherein the upper fixing piece (33) of the spherical hinge connecting part limits the high-strength steel ball (31) on the spherical hinge connecting part to be separated from the fixing piece, and the lower fixing piece (37) of the spherical hinge connecting part limits the high-strength steel ball (35) on the spherical hinge connecting part to be separated from the fixing piece;
The C-C type node comprises two central parts, namely a C-shaped part and a spherical hinge connecting part;
C-C type node assembly mode:
Fixing an upper cover plate of a central part of the upper part and a lower cover plate of the central part of the upper part by bolts, and further fixing a cable at the center of the upper part;
Fixing a central part lower cover plate of the central part of the upper part and a spherical hinge connecting part upper fixing piece of the spherical hinge connecting part by bolts;
Fixing a central part lower cover plate of a central part of the lower part and a spherical hinge connecting part lower fixing piece of a spherical hinge connecting part by bolts;
The center member upper cover plate of the center member of the lower portion and the center member lower cover plate of the center member of the lower portion are fixed with bolts.
2. The fabricated cable node for single-layer cross cable network structure in accordance with claim 1, wherein the C-C type node is used as a core and extends to various forms including C-ABCBA type, ABCBA-ABCBA type, C-ACA type, ACA-aCA type, and AB … BCB … Ba-AB … BCB … Ba type;
Wherein B is defined as a standardized part, an upper cover plate (51) of the standardized part and a lower cover plate (55) of the standardized part are fixed by using upper cover plate bolts (53) of the standardized part, and concave holes of the upper cover plate (51) of the standardized part and concave holes of the lower cover plate (55) of the standardized part form standardized part cable holes (52);
Wherein A is defined as an end part, and is fixed by an end part upper cover plate (61) and an end part lower cover plate (63) through an end part upper cover plate bolt (62), wherein a concave hole of the end part upper cover plate (61) and a concave hole of the end part lower cover plate (63) form an end part cable hole (64);
the C-ABCBA node assembly comprises two central parts, namely a C part, a spherical hinge connecting part, two standardized parts, namely a B part, two end parts, namely an A part and a bolt;
C-ABCBA type node assembly mode:
Fixing an upper cover plate of a central part of the upper part and a lower cover plate of the central part of the upper part by bolts, and further fixing a cable at the center of the upper part; fixing a central part lower cover plate of the central part of the upper part and a spherical hinge connecting part upper fixing piece of the spherical hinge connecting part by bolts; fixing a central part lower cover plate of a central part of the lower part and a spherical hinge connecting part lower fixing piece of a spherical hinge connecting part by bolts; the upper cover plate of the central part of the lower part and the lower cover plate of the central part of the lower part are fixed by bolts, so that the cable at the center of the lower part is fixed; fixing a standardized part upper cover plate of the standardized part with a central part lower cover plate of the central part by bolts; fixing a standardized part upper cover plate of the standardized part with a standardized part lower cover plate of the standardized part by bolts; fixing an end part upper cover plate of the end part with a standardized part lower cover plate of the standardized part by bolts; fixing an end part upper cover plate of the end part with an end part lower cover plate of the end part by bolts; fixing a standardized part upper cover plate of the standardized part with a central part lower cover plate of the central part by bolts; fixing a standardized part upper cover plate of the standardized part with a standardized part lower cover plate of the standardized part by bolts; fixing an end part upper cover plate of the end part with a standardized part lower cover plate of the standardized part by bolts; fixing an end part upper cover plate of the end part with an end part lower cover plate of the end part by bolts;
the ABCBA-ABCBA type node assembly comprises two central parts 'C' parts, a spherical hinge connecting part, four standardized parts 'B' parts, four end parts 'A' parts and bolts;
ABCBA-ABCBA type node assembly mode:
Fixing an upper cover plate of a central part of the upper part and a lower cover plate of the central part of the upper part by bolts, and further fixing a cable at the center of the upper part; fixing a central part lower cover plate of the central part of the upper part and a spherical hinge connecting part upper fixing piece of the spherical hinge connecting part by bolts; fixing a central part lower cover plate of a central part of the lower part and a spherical hinge connecting part lower fixing piece of a spherical hinge connecting part by bolts; the upper cover plate of the central part of the lower part and the lower cover plate of the central part of the lower part are fixed by bolts, so that the cable at the center of the lower part is fixed; fixing a standardized part upper cover plate of the standardized part with a central part lower cover plate of the central part by bolts; fixing a standardized part upper cover plate of the standardized part with a standardized part lower cover plate of the standardized part by bolts; fixing an end part upper cover plate of the end part with a standardized part lower cover plate of the standardized part by bolts; fixing an end part upper cover plate of the end part with an end part lower cover plate of the end part by bolts; fixing a standardized part upper cover plate of the standardized part with a central part lower cover plate of the central part by bolts; fixing a standardized part upper cover plate of the standardized part with a standardized part lower cover plate of the standardized part by bolts; fixing an end part upper cover plate of the end part with a standardized part lower cover plate of the standardized part by bolts; fixing an end part upper cover plate of the end part with an end part lower cover plate of the end part by bolts; fixing a standardized part upper cover plate of the standardized part with a central part lower cover plate of the central part by bolts; fixing a standardized part upper cover plate of the standardized part with a standardized part lower cover plate of the standardized part by bolts; fixing an end part upper cover plate of the end part with a standardized part lower cover plate of the standardized part by bolts; fixing an end part upper cover plate of the end part with an end part lower cover plate of the end part by bolts; fixing a standardized part upper cover plate of the standardized part with a central part lower cover plate of the central part by bolts; fixing a standardized part upper cover plate of the standardized part with a standardized part lower cover plate of the standardized part by bolts; fixing an end part upper cover plate of the end part with a standardized part lower cover plate of the standardized part by bolts; fixing an end part upper cover plate of the end part with an end part lower cover plate of the end part by bolts;
And the other form of assembly is analogized.
3. A fabricated cable node for a single-layer cross-cable network structure in accordance with claim 1, wherein:
the central part is fixed by a central part upper cover plate (41) and a central part lower cover plate (45) through a central part upper cover plate bolt (42), wherein a concave hole of the central part upper cover plate (41) and a concave hole of the central part lower cover plate (45) form a central part cable hole (43); the two ends of the lower cover plate (45) of the central part extend out, and the extending ends of the two ends are used for being overlapped with the upper cover plate (51) of the standardized part or the upper cover plate (61) of the end part of the standardized part; the bolt hole at the bottom of the lower cover plate (45) of the central part is connected and fixed with the upper fixing piece (33) of the spherical hinge connecting part in the spherical hinge connecting part by bolts.
4. The assembled cable node for a single-layer cross cable net structure according to claim 1, wherein the standardized component is fixed by a standardized component upper cover plate (51) and a standardized component lower cover plate (55) through a standardized component upper cover plate bolt (53), wherein a concave hole of the standardized component upper cover plate (51) and a concave hole of the standardized component lower cover plate (55) form a standardized component cable hole (52), and the left side of the standardized component upper cover plate (51) of the standardized component and the right side of the standardized component lower cover plate (55) of the standardized component are extended for overlapping with cover plates of other components.
5. A fabricated cable node for a single-layer cross-cable network structure in accordance with claim 1, wherein the end members are secured by end member upper cover plates (61) and end member lower cover plates (63) with end member upper cover plate bolts (62), wherein the recessed holes of the end member upper cover plates (61) and the recessed holes of the end member lower cover plates (63) form end member cable holes (64); only the upper end part cover (61) of the end part extends for overlap with the lower cover of the other part.
6. A fabricated cable node for a single-layer cross-cable network structure in accordance with claim 1, wherein the connection of the upper and lower halves relies on spherical hinge connection members; the component consists of a high-strength steel ball (31) on a spherical hinge connecting component, a high-strength steel ball (35) under the spherical hinge connecting component, an upper fixing piece (33) of the spherical hinge connecting component, a lower fixing piece (37) of the spherical hinge connecting component, a connecting rod (34) of the spherical hinge connecting component and a bolt; the opening form of the fixing piece (33) on the spherical hinge connecting part is that the upper part is big and the lower part is small, the radius of the opening at the small end is smaller than the radius of the high-strength steel ball, and the radius of the opening at the big end is larger than the radius of the high-strength steel ball; the opening form of the lower fixing piece (37) of the spherical hinge connecting part is that the opening radius of the small end is smaller than the radius of the high-strength steel ball, and the opening radius of the large end is larger than the radius of the high-strength steel ball; the function of the fixing piece is to only allow the connecting rod (34) of the spherical hinge connecting part to freely rotate, wherein the upper fixing piece (33) of the spherical hinge connecting part limits the high-strength steel ball (31) on the spherical hinge connecting part to be separated from the fixing piece, and the lower fixing piece (37) of the spherical hinge connecting part limits the high-strength steel ball (35) on the spherical hinge connecting part to be separated from the fixing piece.
7. The assembled cable node for the single-layer cross cable net structure according to claim 1, wherein the node is divided into an upper part and a lower part, and the number of cables of the upper part and the lower part is arbitrary, namely the node where N cables and M cables intersect; n is more than or equal to 1 and M is more than or equal to 1; that is, the two cables may be the intersection node of a single cable and a single cable, or the intersection node of a plurality of cables and a plurality of cables, or the intersection node of a single cable and a plurality of cables, and the numbers of the upper and lower cables are not necessarily equal.
8. The assembled cable node for a single-layer cross cable net structure according to claim 1, wherein the node can be used for not only the node of a cylindrical cable body, but also the node connection of sheets; the cable shape can be either cylindrical or sheet type CFRP cable; when the sheet CFRP cable is required to change the form of the reserved cable hole of each accessory, the cylindrical hole is changed into a rectangular hole.
9. A fabricated cable node for a single layer cross cable network structure in accordance with claim 1, wherein the method of installing thereof comprises the steps of:
C-C type mounting method:
step one: the node is divided into an upper part and a lower part, and a central part of the upper part is fixed with a cable at the center of the upper part;
Fixing an upper cover plate of a central part of the upper part and a lower cover plate of the central part of the upper part by bolts, and further fixing a cable at the center of the upper part;
step two: the spherical hinge connecting part is connected with the central part of the upper half part by bolts;
Fixing a central part lower cover plate of the central part of the upper part and a spherical hinge connecting part upper fixing piece of the spherical hinge connecting part by bolts;
step three: the spherical hinge connecting part is connected with the central part of the lower half part by bolts;
Fixing a central part lower cover plate of a central part of the lower part and a spherical hinge connecting part lower fixing piece of a spherical hinge connecting part by bolts;
Step four: fixing the central part of the lower part with the cable of the center of the lower part;
the upper cover plate of the central part of the lower part and the lower cover plate of the central part of the lower part are fixed by bolts, so that the cable at the center of the lower part is fixed;
Step five: and (5) checking the installation condition of each component bolt, ensuring that each component is installed in place, and finishing the installation of the node.
10. A fabricated cable node for a single-layer cross-cable network structure in accordance with claim 2, wherein the method of installation thereof comprises the steps of:
The C-ABCBA type installation method comprises the following steps:
step one: the node is divided into an upper part and a lower part, and a central part of the upper part is fixed with a cable at the center of the upper part;
Fixing an upper cover plate of a central part of the upper part and a lower cover plate of the central part of the upper part by bolts, and further fixing a cable at the center of the upper part;
step two: the spherical hinge connecting part is connected with the central part of the upper half part by bolts;
Fixing a central part lower cover plate of the central part of the upper part and a spherical hinge connecting part upper fixing piece of the spherical hinge connecting part by bolts;
step three: the spherical hinge connecting part is connected with the central part of the lower half part by bolts;
Fixing a central part lower cover plate of a central part of the lower part and a spherical hinge connecting part lower fixing piece of a spherical hinge connecting part by bolts;
Step four: fixing the central part of the lower part with the cable of the center of the lower part;
the upper cover plate of the central part of the lower part and the lower cover plate of the central part of the lower part are fixed by bolts, so that the cable at the center of the lower part is fixed;
Step five: securing the lower cable with the standardized component and the end component;
Fixing a standardized part upper cover plate of the standardized part with a central part lower cover plate of the central part by bolts; fixing a standardized part upper cover plate of the standardized part with a standardized part lower cover plate of the standardized part by bolts; fixing an end part upper cover plate of the end part with a standardized part lower cover plate of the standardized part by bolts; fixing an end part upper cover plate of the end part with an end part lower cover plate of the end part by bolts; fixing a standardized part upper cover plate of the standardized part with a central part lower cover plate of the central part by bolts; fixing a standardized part upper cover plate of the standardized part with a standardized part lower cover plate of the standardized part by bolts; fixing an end part upper cover plate of the end part with a standardized part lower cover plate of the standardized part by bolts; fixing an end part upper cover plate of the end part with an end part lower cover plate of the end part by bolts;
Step six: checking the installation condition of each component bolt, ensuring that each component is installed in place, and finishing the installation of the node;
ABCBA-ABCBA type mounting method:
step one: the node is divided into an upper part and a lower part, and a central part of the upper part is fixed with a cable at the center of the upper part;
Fixing an upper cover plate of a central part of the upper part and a lower cover plate of the central part of the upper part by bolts, and further fixing a cable at the center of the upper part;
step two: the spherical hinge connecting part is connected with the central part of the upper half part by bolts;
Fixing a central part lower cover plate of the central part of the upper part and a spherical hinge connecting part upper fixing piece of the spherical hinge connecting part by bolts;
step three: the spherical hinge connecting part is connected with the central part of the lower half part by bolts;
Fixing a central part lower cover plate of a central part of the lower part and a spherical hinge connecting part lower fixing piece of a spherical hinge connecting part by bolts;
Step four: fixing the central part of the lower part with the cable of the center of the lower part;
the upper cover plate of the central part of the lower part and the lower cover plate of the central part of the lower part are fixed by bolts, so that the cable at the center of the lower part is fixed;
Step five: securing the upper cable with the standardized component and the end component;
Fixing a central part lower cover plate of a central part of an upper cover plate of a standardized part of the standardized part by bolts; fixing a standardized part upper cover plate of the standardized part with a standardized part lower cover plate of the standardized part by bolts; fixing an end part upper cover plate of the end part with a standardized part lower cover plate of the standardized part by bolts; fixing an end part upper cover plate of the end part with an end part lower cover plate of the end part by bolts; fixing a standardized part upper cover plate of the standardized part with a central part lower cover plate of the central part by bolts; fixing a standardized part upper cover plate of the standardized part with a standardized part lower cover plate of the standardized part by bolts; fixing an end part upper cover plate of the end part with a standardized part lower cover plate of the standardized part by bolts; fixing an end part upper cover plate of the end part with an end part lower cover plate of the end part by bolts;
Step six: securing the lower cable with the standardized component and the end component;
Fixing a standardized part upper cover plate of the standardized part with a central part lower cover plate of the central part by bolts; fixing a standardized part upper cover plate of the standardized part with a standardized part lower cover plate of the standardized part by bolts; fixing an end part upper cover plate of the end part with a standardized part lower cover plate of the standardized part by bolts; fixing an end part upper cover plate of the end part with an end part lower cover plate of the end part by bolts; fixing a standardized part upper cover plate of the standardized part with a central part lower cover plate of the central part by bolts; fixing a standardized part upper cover plate of the standardized part with a standardized part lower cover plate of the standardized part by bolts; fixing an end part upper cover plate of the end part with a standardized part lower cover plate of the standardized part by bolts; fixing an end part upper cover plate of the end part with an end part lower cover plate of the end part by bolts;
Step seven: checking the installation condition of each component bolt, ensuring that each component is installed in place, and finishing the installation of the node;
And the other mounting modes are analogized.
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