CN111945957A - Reserved bamboo bundle pipe combined component, node structure and construction method of node structure - Google Patents
Reserved bamboo bundle pipe combined component, node structure and construction method of node structure Download PDFInfo
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- CN111945957A CN111945957A CN202010589662.2A CN202010589662A CN111945957A CN 111945957 A CN111945957 A CN 111945957A CN 202010589662 A CN202010589662 A CN 202010589662A CN 111945957 A CN111945957 A CN 111945957A
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- bamboo
- connecting piece
- metal connecting
- bamboo tube
- pipe
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
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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
- E04B1/185—Connections not covered by E04B1/21 and E04B1/2403, e.g. connections between structural parts of different material
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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
- E04B1/30—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts being composed of two or more materials; Composite steel and concrete constructions
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- Electromagnetism (AREA)
- Rod-Shaped Construction Members (AREA)
Abstract
An appointed bamboo tube combination component, a node structure and a construction method thereof, wherein the pre-constrained bamboo tube combination component comprises a bamboo tube; the device also comprises vertical ribs, filling materials and a circumferential restraining piece; the pipe joints inside the bamboo pipes are correspondingly provided with holes; the vertical ribs are arranged in a group and are inserted into the bamboo tubes at intervals; the filling material is filled in the inner cavity of the bamboo tube; the plurality of groups of the annular restraining pieces are arranged on the outer side of the bamboo pipe at intervals along the vertical direction. The invention solves the technical problems that bamboo materials in the traditional bamboo structure are easy to crack when dried, the safety of the structure is poor, the bamboo materials are loosened at the connecting part after being air-dried and shrunk, the whole structure is deformed, the fireproof performance of the bamboo structure is poor, and the reliability of connecting nodes is poor.
Description
Technical Field
The invention belongs to the technical field of house construction, and particularly relates to an appointment bundle bamboo pipe combined component, a node structure and a construction method of the appointment bundle bamboo pipe combined component.
Background
The bamboo structure is an assembly type structure, has the advantages of fast growth and environmental protection, and has a long application history in China. China has conducted a great deal of research into the use of bamboo in construction. Besides measuring the physical and mechanical properties of bamboo, the tests of the whole bamboo rod piece bearing capacity, bolt connection and bamboo roof truss are also carried out, and various bamboo structures are provided. But the bamboo is easy to crack when being dried, the safety degree of the structure is reduced, and after the bamboo is air-dried and shrunk, the bamboo is loosened at the joint, so that the whole structure is deformed; in addition, the fireproof performance of the bamboo structure is poor, the reliability of the connection node is poor, and the application range is limited by increasing.
Disclosure of Invention
The invention aims to provide an appointed bundle bamboo tube combined component, a joint structure and a construction method thereof, and aims to solve the technical problems that bamboo materials in a traditional bamboo structure are easy to crack when dried and have poor structural safety, the bamboo materials are loosened at a joint after being dried and shrunk, the whole structure is deformed, the fireproof performance of the bamboo structure is poor, and the reliability of the joint is poor.
In order to achieve the purpose, the invention adopts the following technical scheme.
An appointment bamboo tube bundle combined component comprises a bamboo tube; the device also comprises vertical ribs, filling materials and a circumferential restraining piece; the pipe joints inside the bamboo pipes are correspondingly provided with holes; the vertical ribs are arranged in a group and are inserted into the bamboo tubes at intervals; the filling material is filled in the inner cavity of the bamboo tube; the plurality of groups of the annular restraining pieces are arranged on the outer side of the bamboo pipe at intervals along the vertical direction.
Preferably, the diameter of the bamboo tube is 30 mm-1000 mm; the outer sides of the group of vertical ribs are provided with stirrups; the stirrups are arranged vertically.
Preferably, the filling material is concrete or cement mortar or grouting material or gypsum or lime; the vertical ribs are reinforcing steel bars or FRP ribs or bamboo ribs; the annular restraint piece is a metal ring plate or a reinforcing steel bar ring; the distance between the vertically adjacent circumferential restraining pieces is 20-1000 mm.
Preferably, the upper part or/and the lower part of the bamboo tube is/are provided with a perforation; the through holes are positioned on the side wall on the opposite side of the bamboo pipe; a split bolt is connected in the through hole.
Preferably, when the reserved bamboo tube bundle combination components are at least two; the pre-constrained bamboo pipe combined members are hooped into a whole through the pipe external constraint piece to form a column or an arch or a pier or a beam.
A node structure of a reserved bamboo tube bundle combined component comprises two reserved bamboo tube bundle combined components; the top of the bamboo tube is provided with an upper metal connecting piece; the upper metal connecting piece is fixedly connected to the top of the vertical rib; the bottom of the bamboo tube is provided with a lower metal connecting piece; the lower metal connecting piece is fixedly connected to the bottom of the vertical rib; the vertically adjacent reserved bamboo tube bundle combined components are fixedly connected through an upper metal connecting piece and a lower metal connecting piece.
Preferably, the upper metal connecting piece and the lower metal connecting piece are both vertical plates; the upper metal connecting piece is connected with the vertical rib through an upper connecting plate; the lower metal connecting piece is connected with the vertical rib through a lower connecting plate; and the upper metal connecting piece and the lower metal connecting piece are connected by welding or bolts.
Preferably, the upper metal connecting piece and the lower metal connecting piece are both horizontal annular plates; the upper metal connecting piece is fixedly connected to the top of the vertical rib, and first connecting holes are formed in the upper metal connecting piece at intervals in the circumferential direction; the lower metal connecting piece is fixedly connected to the bottom of the vertical rib, and second connecting holes are formed in the lower metal connecting piece at intervals in the circumferential direction; two adjacent reserved bamboo tube combined members are connected through connecting bolts penetrating through the corresponding first connecting holes and the corresponding second connecting holes.
The construction method of the reserved bamboo tube combination component comprises the following steps.
Step one, selecting raw bamboos, reinforcing steel bars and circumferential restraining pieces.
And step two, manufacturing the raw bamboo into a bamboo pipe, and forming holes on pipe joints of the bamboo pipe.
And step three, arranging annular restraining pieces at intervals along the vertical direction on the outer side of the bamboo pipe.
And step four, inserting the vertical ribs into the bamboo tube and fixing the vertical ribs.
And fifthly, connecting an upper metal connecting piece at the top of the vertical rib, and connecting a lower metal connecting piece at the bottom of the vertical rib.
And sixthly, constructing filling materials in the bamboo pipe and maintaining the bamboo pipe to a preset strength to manufacture the pre-constrained bamboo pipe combined component.
Preferably, when the stirrups are arranged on the outer sides of the vertical reinforcements, the vertical reinforcements and the stirrups are processed into a reinforcement cage before the construction in the fourth step.
Compared with the prior art, the invention has the following characteristics and beneficial effects.
1. The reinforced bamboo pipe concrete member improves the compression resistance of the bamboo pipe, improves the fire resistance of the bamboo pipe, and reduces drying and cracking of the bamboo pipe due to the external restraint part. The safety redundancy of the bamboo pipe structure is increased, and two defensive lines are provided for the bamboo pipe structure.
2. According to the invention, the transverse stirrups are arranged on the inner longitudinal reinforcement to form the internal restrained reinforced concrete core material, so that the bearing capacity and the ductility of the bamboo tube concrete member are improved.
3. According to the reserved bamboo tube bundle combined component, the filler and the reinforcing cage are arranged inside the bamboo tube, and the annular restraining piece is arranged on the outer side of the bamboo tube, so that the technical problems that bamboo in a bamboo structure is easy to crack when dried, the safety of the structure is poor, the bamboo is loosened at a joint after air drying and shrinking, the whole structure is deformed, the fireproof performance of the bamboo structure is poor, and the reliability of a connection node is poor are effectively solved.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings.
Fig. 1 is a schematic view of a horizontal sectional structure of a pre-constrained bamboo pipe combined member according to the present invention.
Fig. 2 is a schematic view of a vertical section structure of a reserved bamboo tube combination member according to the present invention.
Fig. 3 is a schematic view of a horizontal section structure of a reserved bundle bamboo tube combined member provided with a reinforcement cage.
Fig. 4 is a schematic view of a vertical section structure of a reserved bamboo tube combined member provided with a reinforcement cage according to the present invention.
Fig. 5 is a schematic structural view of the reserved bamboo tube combination member of the present invention, in which an upper metal connector and a lower metal connector are respectively disposed at the top and the bottom.
FIG. 6 is a schematic view of the structure of the bamboo tube with perforations on the upper part of the vertical plate.
Fig. 7 is a schematic structural view of the connection between the bamboo pipes by adopting vertical plate bolts.
FIG. 8 is a schematic structural view of the present invention in which bamboo pipes are welded together by vertical plates.
FIG. 9 is a schematic view of the structure of the present invention in which the bamboo pipes are connected by bolts using ring plates.
Fig. 10 is a schematic view of a horizontal sectional structure of a plurality of pre-constrained bamboo pipe combined members connected by a pipe external constraint piece according to the present invention.
Reference numerals: 1-bamboo tube, 1.1-tube joint, 2-vertical rib, 3-filling material, 4-annular restraint piece, 5-hole, 6-stirrup, 7-perforation, 8-split bolt, 9-upper metal connecting piece, 10-lower metal connecting piece, 11-lower connecting plate, 12-first connecting hole, 13-second connecting hole, 14-connecting bolt, 15-upper connecting plate and 16-outer tube restraint piece.
Detailed Description
As shown in fig. 1-10, the reserved bamboo tube bundle combination member comprises a bamboo tube 1; the device also comprises vertical ribs 2, filling materials 3 and a circumferential restraining piece 4; the pipe joint 1.1 in the bamboo pipe 1 is correspondingly provided with a hole 5; the vertical ribs 2 are arranged in a group and are inserted into the bamboo tube 1 at intervals; the filling material 3 fills the inner cavity of the bamboo tube 1; and a plurality of groups of circumferential restraining pieces 4 are arranged on the outer side of the bamboo pipe 1 at intervals along the vertical direction.
In the embodiment, the diameter of the bamboo tube 1 is 30 mm-1000 mm; the hooping 6 is arranged on the outer side of the group of vertical ribs 2; the stirrups 6 are vertically arranged to form a reinforcement cage.
In this embodiment, the filler 3 is concrete or cement mortar or grouting material or gypsum or lime; the vertical ribs 2 are reinforcing steel bars, FRP ribs or bamboo ribs; the annular restraint piece 4 is a metal ring plate or a reinforcing steel bar ring; the distance between the vertically adjacent circumferential restraining pieces 4 is 20mm to 1000 mm.
In the embodiment, the grouting material used as the filler 3 is prepared by taking a high-strength material as an aggregate, taking cement as a bonding agent and assisting materials with high flow state, micro-expansion, segregation prevention and the like; adding a certain amount of water into a construction site, and uniformly stirring for use; the grouting material has the characteristics of good self-fluidity, quick hardening, early strength, high strength, no shrinkage, micro expansion, no toxicity, no harm, no aging, no pollution to water quality and surrounding environment, good self-sealing property, rust prevention and the like; the construction method has the advantages of reliable quality, cost reduction, short construction period, convenient use and the like. Fundamentally changes the stress condition of the equipment base, enables the equipment base to uniformly bear the whole load of the equipment, thereby meeting the installation requirements of various machines and electrical equipment (heavy equipment high-precision grinding machine), and being an ideal grouting material in the age of installation without a cushion.
In this embodiment, the upper part and/or the lower part of the bamboo tube 1 is provided with a perforation 7; the perforation 7 is positioned on the side wall of the bamboo pipe 1 at the opposite side; a split bolt 8 is connected to the through hole 7.
In this embodiment, when there are at least two reserved bamboo tube combination components; the pre-constrained bamboo-pipe composite members are integrally hooped by pipe-external constraints 16 to form columns or arches or piers or beams.
The node structure of the reserved bamboo tube bundle combined component comprises two reserved bamboo tube bundle combined components; the top of the bamboo tube 1 is provided with an upper metal connecting piece 9; the upper metal connecting piece 9 is fixedly connected to the top of the vertical rib 2; the bottom of the bamboo pipe 1 is provided with a lower metal connecting piece 10; the lower metal connecting piece 10 is fixedly connected to the bottom of the vertical rib 2; the vertically adjacent reserved bamboo tube bundle combined components are fixedly connected through an upper metal connecting piece 9 and a lower metal connecting piece 10.
In this embodiment, the upper metal connecting piece 9 and the lower metal connecting piece 10 are both vertical plates; the upper metal connecting piece 9 is connected with the vertical rib 2 through an upper connecting plate 15; the lower metal connecting piece 10 is connected with the vertical rib 2 through a lower connecting plate 11; the upper metal connecting piece 9 and the lower metal connecting piece 10 are connected by welding or bolts.
In this embodiment, the upper metal connecting piece 9 and the lower metal connecting piece 10 are both horizontal annular plates; the upper metal connecting piece 9 is fixedly connected to the top of the vertical rib 2, and first connecting holes 12 are formed in the upper metal connecting piece 9 at intervals in the circumferential direction; the lower metal connecting piece 10 is fixedly connected to the bottom of the vertical rib 2, and second connecting holes 13 are formed in the lower metal connecting piece 10 at intervals along the circumferential direction; two adjacent reserved bamboo tube combined members are connected through connecting bolts 14 which are arranged in the corresponding first connecting holes 12 and the second connecting holes 13 in a penetrating mode.
The construction method of the reserved bamboo tube combination component comprises the following steps.
Step one, selecting raw bamboos, reinforcing steel bars and circumferential restraining pieces 4.
And step two, manufacturing the raw bamboo into a bamboo pipe 1, and arranging holes 5 on pipe joints 1.1 of the bamboo pipe 1.
And step three, arranging annular restraining pieces 4 at intervals along the vertical direction on the outer side of the bamboo pipe 1.
And step four, inserting the vertical ribs 2 into the bamboo tube 1 and fixing.
And fifthly, connecting an upper metal connecting piece 9 at the top of the vertical rib 2, and connecting a lower metal connecting piece 10 at the bottom of the vertical rib 2.
And sixthly, constructing the filling material 3 in the bamboo pipe 1 and maintaining the bamboo pipe to a preset strength to manufacture the pre-constrained bamboo pipe combined component.
In this embodiment, when the outside of vertical muscle 2 was provided with stirrup 6, before step four constructions, be the steel reinforcement cage with vertical muscle 2 and 6 processing of stirrup.
In this embodiment, the upper connecting plate 15 is welded to the vertical rib 2.
The bamboo reinforcement in this embodiment is a long and thin bamboo made of bamboo as reinforcing bars.
In this embodiment, the upper metal connecting piece 9 is welded, bolted or riveted with the top of the vertical rib 2.
In this embodiment, the distance between the circumferential constraining members 4 is 20-1000 mm.
Claims (10)
1. An appointment bundle bamboo tube combined component comprises a bamboo tube (1); the method is characterized in that: the device also comprises vertical ribs (2), filling materials (3) and a circumferential restraining piece (4); the pipe joint (1.1) inside the bamboo pipe (1) is correspondingly provided with a hole (5); the vertical ribs (2) are arranged in a group and are inserted into the bamboo tube (1) at intervals; the filling material (3) fills the inner cavity of the bamboo tube (1); the plurality of groups of the annular restraining pieces (4) are arranged on the outer side of the bamboo pipe (1) at intervals along the vertical direction.
2. The precontract bamboo tube combined member according to claim 1, wherein: the diameter of the bamboo tube (1) is 30-1000 mm; stirrups (6) are arranged on the outer sides of the vertical ribs (2); the stirrups (6) are arranged vertically.
3. The precontract bamboo tube combined member according to claim 1, wherein: the filling material (3) is concrete or cement mortar or grouting material or gypsum or lime; the vertical ribs (2) are reinforcing steel bars or FRP ribs or bamboo ribs; the annular restraint piece (4) is a metal ring plate or a reinforcing steel bar ring; the distance between the vertically adjacent annular restraining pieces (4) is 20-1000 mm.
4. The precontract bamboo tube combined member according to claim 1, wherein: the upper part/or the lower part of the bamboo tube (1) is/are provided with a perforation (7); the perforation (7) is positioned on the side wall opposite to the bamboo tube (1); a split bolt (8) is connected in the through hole (7).
5. The precontract bamboo tube combined member according to claim 1, wherein: when the reserved bamboo tube bundle combination components are at least two; the pre-constrained bamboo tube combined members are hooped into a whole through the tube external constraining pieces (16) to form columns or arches or piers or beams.
6. A node structure of a reserved bundle bamboo pipe combined member as claimed in any one of claims 1 to 5, comprising two reserved bundle bamboo pipe combined members; the method is characterized in that: the top of the bamboo tube (1) is provided with an upper metal connecting piece (9); the upper metal connecting piece (9) is fixedly connected to the top of the vertical rib (2); a lower metal connecting piece (10) is arranged at the bottom of the bamboo pipe (1); the lower metal connecting piece (10) is fixedly connected to the bottom of the vertical rib (2); the vertically adjacent reserved bamboo tube bundle combined components are fixedly connected through an upper metal connecting piece (9) and a lower metal connecting piece (10).
7. The node structure of claim 6, wherein: the upper metal connecting piece (9) and the lower metal connecting piece (10) are both vertical plates; the upper metal connecting piece (9) is connected with the vertical rib (2) through an upper connecting plate (15); the lower metal connecting piece (10) is connected with the vertical rib (2) through a lower connecting plate (11); the upper metal connecting piece (9) is connected with the lower metal connecting piece (10) through welding or bolts.
8. The node structure of claim 6, wherein: the upper metal connecting piece (9) and the lower metal connecting piece (10) are both horizontal annular plates; the upper metal connecting piece (9) is fixedly connected to the top of the vertical rib (2), and first connecting holes (12) are formed in the upper metal connecting piece (9) at intervals in the circumferential direction; the lower metal connecting piece (10) is fixedly connected to the bottom of the vertical rib (2), and second connecting holes (13) are formed in the lower metal connecting piece (10) at intervals along the circumferential direction; two adjacent reserved bamboo tube combined components are connected through connecting bolts (14) arranged in the corresponding first connecting holes (12) and second connecting holes (13) in a penetrating mode.
9. The construction method of the reserved bamboo tube bundle combined member as claimed in any one of claims 1 to 5, characterized by comprising the steps of:
selecting raw bamboos, reinforcing steel bars and a circumferential restraint piece (4);
step two, manufacturing the raw bamboo into a bamboo pipe (1), and arranging holes (5) on pipe joints (1.1) of the bamboo pipe (1);
thirdly, arranging annular restraining pieces (4) at intervals along the vertical direction on the outer side of the bamboo pipe (1);
fourthly, inserting the vertical ribs (2) into the bamboo tube (1) and fixing;
fifthly, connecting an upper metal connecting piece (9) at the top of the vertical rib (2), and connecting a lower metal connecting piece (10) at the bottom of the vertical rib (2);
and sixthly, constructing the filling material (3) in the bamboo pipe (1) and maintaining to a preset strength to manufacture the pre-constrained bamboo pipe combined component.
10. The construction method of a structure according to claim 9, characterized in that: when the stirrups (6) are arranged on the outer sides of the vertical reinforcements (2), the vertical reinforcements (2) and the stirrups (6) are processed into a reinforcement cage before the construction in the fourth step.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010589662.2A CN111945957A (en) | 2020-06-24 | 2020-06-24 | Reserved bamboo bundle pipe combined component, node structure and construction method of node structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010589662.2A CN111945957A (en) | 2020-06-24 | 2020-06-24 | Reserved bamboo bundle pipe combined component, node structure and construction method of node structure |
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| Publication Number | Publication Date |
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| CN111945957A true CN111945957A (en) | 2020-11-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010589662.2A Pending CN111945957A (en) | 2020-06-24 | 2020-06-24 | Reserved bamboo bundle pipe combined component, node structure and construction method of node structure |
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| CN (1) | CN111945957A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3817236A1 (en) * | 1988-05-20 | 1989-11-23 | Brusnowitz Georg | Junction connection for frameworks consisting of bamboo |
| CN202117176U (en) * | 2011-06-03 | 2012-01-18 | 中国民航大学 | Bamboo structured connecting joint |
| CN203236778U (en) * | 2013-04-28 | 2013-10-16 | 朱红军 | Polyurethane composite material rod piece with original bamboo reinforced inner container |
| CN105649268A (en) * | 2016-01-06 | 2016-06-08 | 广东工业大学 | Composite reinforced bamboo pipe component with inner fillers and preparation method thereof |
| CN108374519A (en) * | 2018-04-07 | 2018-08-07 | 南京林业大学 | A kind of bamboo wood constraint cluster type raw bamboo structure |
| CN207846862U (en) * | 2017-12-20 | 2018-09-11 | 南京林业大学 | A kind of bamboo matter engineering material concrete column component of band constraint |
| CN210194877U (en) * | 2019-05-15 | 2020-03-27 | 昆明市建筑设计研究院股份有限公司 | Raw bamboo building connection node |
-
2020
- 2020-06-24 CN CN202010589662.2A patent/CN111945957A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3817236A1 (en) * | 1988-05-20 | 1989-11-23 | Brusnowitz Georg | Junction connection for frameworks consisting of bamboo |
| CN202117176U (en) * | 2011-06-03 | 2012-01-18 | 中国民航大学 | Bamboo structured connecting joint |
| CN203236778U (en) * | 2013-04-28 | 2013-10-16 | 朱红军 | Polyurethane composite material rod piece with original bamboo reinforced inner container |
| CN105649268A (en) * | 2016-01-06 | 2016-06-08 | 广东工业大学 | Composite reinforced bamboo pipe component with inner fillers and preparation method thereof |
| CN207846862U (en) * | 2017-12-20 | 2018-09-11 | 南京林业大学 | A kind of bamboo matter engineering material concrete column component of band constraint |
| CN108374519A (en) * | 2018-04-07 | 2018-08-07 | 南京林业大学 | A kind of bamboo wood constraint cluster type raw bamboo structure |
| CN210194877U (en) * | 2019-05-15 | 2020-03-27 | 昆明市建筑设计研究院股份有限公司 | Raw bamboo building connection node |
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