CN218643549U

CN218643549U - Engineering connecting piece for bamboo-wood structure

Info

Publication number: CN218643549U
Application number: CN202222459446.3U
Authority: CN
Inventors: 李乾; 许俊红
Original assignee: Nanjing Forestry University
Current assignee: Nanjing Forestry University
Priority date: 2022-09-16
Filing date: 2022-09-16
Publication date: 2023-03-17
Anticipated expiration: 2032-09-16

Abstract

The utility model discloses an engineering connecting piece for bamboo wood structure, including main connecting pipe, the top of main connecting pipe has the screw rod through thread through connection, and the installation number of screw rod is 2 groups, the bottom of screw rod is connected with the clamp plate, the bottom of clamp plate is connected with fixed tooth, the mounting is installed to the surface symmetry of main connecting pipe, and two sets of mountings are located the both ends of main connecting pipe respectively. The utility model discloses an install the clamp plate, fixed tooth and mounting, thereby simplify the connected step of bamboo wood structure, use the screw rod to promote the clamp plate and fix the inside bamboo wood of main connecting pipe, and make inside the sharp-pointed one end of fixed tooth inserts bamboo wood, with the realization preliminary fixed to bamboo wood, use fixing bolt to reduce the distance of connecting the plate, so that the internal diameter of mounting is connected with the surface laminating of bamboo wood, carry out the secondary to bamboo wood and fix, change the connected mode that need punch to bamboo wood in the past, the connection efficiency of bamboo wood structure has effectively been improved.

Description

Engineering connecting piece for bamboo-wood structure

Technical Field

The utility model relates to an engineering connecting piece technical field specifically is an engineering connecting piece for bamboo wood structure.

Background

The bamboo and wood material has high strength, hardness and density, mechanical property, ecological property, heat preservation and energy conservation and seismic performance which do not exist in metal materials, has good processing performance such as sawing, planing, drilling and the like, is very suitable for structural materials such as beams, plates, columns, walls and the like in building structures, needs to be additionally provided with processes such as tenoning, drilling, rounding and the like when being used as components with large span such as beams, columns and the like and high bearing requirements, and has complex processing process and complex installation.

The existing engineering connecting piece has the defects that:

patent document CN209989945U discloses a bamboo-wood fabricated beam column, a connecting piece thereof and a bamboo-wood structural node, which comprise a center piece sleeve body, a center piece base plate, a center piece upper wing piece and a center piece lower wing piece; the column end part comprises a column end part inlay, a column end part substrate and a column end part fin, the column end part inlay is arranged below the column end part substrate, and the column end part inlay is matched with the central part sleeve body; the column end piece fin is arranged above the column end piece base plate; the central piece sleeve body, the column end piece inlay, the central piece upper wing piece, the central piece lower wing piece and the column end piece wing piece are respectively provided with a connecting hole, and the connecting holes are matched with the connecting pieces, so that the beam column structural member is accurately stressed integrally, the influence of the stress deformation of the upper part of the bamboo-wood structural building on the lower layer structure is reduced, and the overall structural performance of the house is improved.

However, the engineering connecting piece of the above publication mainly considers the problem of how to reduce the performance damage of the bamboo-wood structure, and the engineering connecting piece is inconvenient to install quickly.

Therefore, it is necessary to research an engineering connecting piece for a bamboo-wood structure, and then convenience of the engineering connecting piece for connecting the bamboo-wood structure can be improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an engineering connecting piece for bamboo wood structure to solve the problem that this engineering connecting piece that provides in the above-mentioned background art can not carry out swift installation to bamboo wood structure.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides an engineering connecting piece for bamboo wood structure, includes main connecting pipe, there is the screw rod at the top of main connecting pipe through screw thread through connection, and the installation number of screw rod is 2 groups, the bottom of screw rod is connected with the clamp plate, the bottom of clamp plate is connected with fixed tooth, the mounting is installed to the surface symmetry of main connecting pipe, and two sets of mountings are located the both ends of main connecting pipe respectively, the inner wall through connection of mounting has the connecting plate, the installation number of connecting plate is 2 groups, and installs from top to bottom, there is fixing bolt at the top of connecting plate through screw thread through connection, and fixing bolt's installation number is 1 group, and the screw rod promotes the clamp plate and removes to bamboo wood, and the clamp plate removes with fixed tooth syntropy bamboo wood, inserts inside bamboo wood, fixes bamboo wood, and fixing bolt reduces the interval between two sets of connecting plates, and the internal diameter that the distance between connecting plate reduces the drive mounting reduces, makes the inner wall of mounting be connected with the surface laminating of bamboo wood, assists fixedly to bamboo wood.

Preferably, the handle is installed at the top of screw rod, and the bottom of screw rod is connected with the movable block, and the handle drives the screw rod and rotates, and the screw rod drives the movable block and rotates in the spread groove inside.

Preferably, the top of clamp plate is equipped with the spread groove, and the movable block is located inside the spread groove, and the two is swing joint, movable block and spread groove swing joint for the clamp plate can reciprocate along with the screw rod, and can not rotate along with the screw rod.

Preferably, the inner wall of mounting is connected with the rubber layer, and the rubber layer can increase the friction between mounting and bamboo wood.

Preferably, the surface of main connecting pipe is run through and is equipped with the observation hole, sets up the observation hole, and the staff of being convenient for observes bamboo wood at the inside condition position of main connecting pipe.

Preferably, the inner wall that the screw rod was kept away from to main connecting pipe has compression spring, and compression spring's the one end of keeping away from main connecting pipe installs the limiting plate, and the surface mounting who keeps away from compression spring of limiting plate has the rubber slab, and compression spring can utilize self elasticity to promote the limiting plate to be connected with bamboo wood all the time, and the rubber slab increase is to the surperficial frictional force of bamboo wood.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses an install clamp plate, fixed tooth and mounting to simplify the connection step of bamboo wood structure, use the screw rod to promote the clamp plate and fix the inside bamboo wood of main connecting pipe, and make the sharp-pointed one end of fixed tooth insert inside the bamboo wood, in order to realize the preliminary fixed to the bamboo wood, use fixing bolt to reduce the distance of connecting the plate, so that the internal diameter of mounting is connected with the surface laminating of bamboo wood, carry out the secondary to the bamboo wood and fix, change the connected mode that need punch to the bamboo wood in the past, effectively improved the connection efficiency of bamboo wood structure;

2. the utility model discloses an install compression spring, limiting plate and rubber slab to reduce the influence of bamboo wood structure expend with heat and contract with cold phenomenon to the fixed degree of bamboo wood structure, compression spring is owing to have certain elasticity that stretches out and draws back, can stretch out and draw back according to the gap between bamboo wood and the limiting plate, promotes the limiting plate and fixes bamboo wood, and the rubber slab is filled between limiting plate and bamboo wood, through the friction between increase limiting plate and the bamboo wood, with the fixed effect of reinforcing limiting plate to bamboo wood.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the fixing member of the present invention;

FIG. 3 is a schematic view of the pressing plate structure of the present invention;

FIG. 4 is a schematic diagram of the structure of the rubber layer of the present invention;

fig. 5 is the limiting plate structure schematic diagram of the utility model.

In the figure: 1. a main connection pipe; 2. a screw; 3. pressing a plate; 4. fixing teeth; 5. a fixing member; 6. a connecting plate; 7. fixing the bolt; 8. a handle; 9. a movable block; 10. connecting grooves; 11. a rubber layer; 12. an observation hole; 13. a compression spring; 14. a limiting plate; 15. a rubber plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "provided," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Please refer to fig. 1-4, an embodiment of the utility model provides an embodiment, an engineering connecting piece for bamboo wood structure, including main connecting pipe 1, the top of main connecting pipe 1 has screw rod 2 through screw thread through connection, and the installation number of screw rod 2 is 2 groups, the bottom of screw rod 2 is connected with clamp plate 3, the bottom of clamp plate 3 is connected with fixed tooth 4, mounting 5 is installed to the surface symmetry of main connecting pipe 1, and two sets of mountings 5 are located the both ends of main connecting pipe 1 respectively, the inner wall through connection of mounting 5 has connecting plate 6, the installation number of connecting plate 6 is 2 groups, and for installing from top to bottom, the top of connecting plate 6 has fixing bolt 7 through screw thread through connection, and fixing bolt 7's installation number is 1 group.

Further, during the use, wear main connecting pipe 1 inside respectively with two sets of bamboos, rotate screw rod 2, make screw rod 2 downstream, screw rod 2 promotes clamp plate 3 and removes to the bamboo wood, clamp plate 3 removes to the bamboo wood together with fixed tooth 4, fixed tooth 4 bottom is comparatively sharp-pointed, along with the promotion of clamp plate 3, insert inside the bamboo wood, fix the bamboo wood, use fixing bolt 7 to reduce the interval between two sets of connecting plates 6, the internal diameter that drives mounting 5 is reduced to the distance between connecting plate 6, so that the inner wall of mounting 5 is connected with the surface laminating of bamboo wood, it is supplementary fixed to the bamboo wood.

Please refer to fig. 1-4, a handle 8 is installed at the top of the screw rod 2, a movable block 9 is connected to the bottom of the screw rod 2, a connecting groove 10 is arranged at the top of the pressing plate 3, the movable block 9 is located inside the connecting groove 10, and the two are movably connected, the inner wall of the fixing member 5 is connected with a rubber layer 11, an observation hole 12 is arranged on the surface of the main connecting pipe 1 in a penetrating manner, a compression spring 13 is connected to the inner wall of the main connecting pipe 1 far away from the screw rod 2, a limiting plate 14 is installed at one end of the compression spring 13 far away from the main connecting pipe 1, and a rubber plate 15 is installed on the surface of the limiting plate 14 far away from the compression spring 13.

Further, at 2 top installation handles 8 of screw rod, the staff's application of force of being convenient for, rotate screw rod 2, with movable block 9 and spread groove 10 swing joint, make clamp plate 3 can reciprocate along with screw rod 2, and can not rotate along with screw rod 2, install rubber layer 11 between 5 inner walls of mounting and bamboo wood, can increase the friction between mounting 5 and bamboo wood, set up observation hole 12, the staff of being convenient for observes bamboo wood at the condition position of 1 inside of main connecting pipe, because there is certain expend with heat and contract with cold phenomenon in the bamboo wood structure, compression spring 13 can utilize self elasticity to promote limiting plate 14 and be connected with bamboo wood all the time, in order to keep the fixed effect to bamboo wood, 15 increases the frictional force to bamboo wood surface of rubber slab.

The working principle is as follows: wear two sets of bamboos respectively inside main connecting pipe 1, rotate handle 8, handle 8 drives screw rod 2 and rotates, 2 downstream with screw rod, movable block 9 and spread groove 10 swing joint this moment, make clamp plate 3 can reciprocate along with the screw rod, and can not rotate along with screw rod 2, screw rod 2 promotes clamp plate 3 and removes to the bamboo wood, clamp plate 3 together removes to the bamboo wood with fixed tooth 4, fixed tooth 4 bottom is comparatively sharp-pointed, along with the promotion of clamp plate 3, insert inside the bamboo wood, fix the bamboo wood, use fixing bolt 7 to reduce the interval between two sets of connecting plates 6, the internal diameter that drives mounting 5 is reduced to the distance between connecting plate 6 reduces, with this inner wall that makes mounting 5 is connected with the surface laminating of bamboo wood, assist fixedly to the bamboo wood, rubber layer 11 can increase the friction between mounting 5 and the bamboo wood, observation hole 12 the staff of being convenient for observes the condition position of bamboo wood inside main connecting pipe 1, because there is certain expend with the bamboo wood structure, compression spring 13 can utilize self elasticity to promote limiting plate 14 and be connected with the bamboo wood all the time, in order to keep the fixed effect to the bamboo wood, rubber slab 15 carries out the reinforcing to limiting plate degree of limiting plate surface with the limiting plate 14 of main connecting pipe surface.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides an engineering connecting piece for bamboo wood structure, includes main connecting pipe (1), its characterized in that: the top of the main connecting pipe (1) is connected with screw rods (2) in a penetrating manner through threads, the number of the screw rods (2) is 2, the bottom end of each screw rod (2) is connected with a pressing plate (3), the bottom of each pressing plate (3) is connected with fixing teeth (4), fixing pieces (5) are symmetrically arranged on the surface of the main connecting pipe (1), and the two groups of fixing pieces (5) are respectively located at two ends of the main connecting pipe (1);

the inner wall of the fixing piece (5) is connected with connecting plates (6) in a penetrating manner, and the number of the connecting plates (6) is 2, and the connecting plates are vertically arranged;

the top of the connecting plate (6) is connected with a fixing bolt (7) through a thread in a penetrating manner, and the number of the fixing bolts (7) is 1 group.

2. An engineering connecting piece for bamboo and wood structure according to claim 1, characterized in that: the handle (8) is installed at the top of the screw rod (2), and the bottom of the screw rod (2) is connected with a movable block (9).

3. An engineering connecting piece for bamboo and wood structure according to claim 1, characterized in that: the top of clamp plate (3) is equipped with spread groove (10), and movable block (9) are located inside spread groove (10), and the two is swing joint.

4. An engineering connecting piece for bamboo and wood structure according to claim 1, characterized in that: the inner wall of the fixing piece (5) is connected with a rubber layer (11).

5. An engineering connecting piece for bamboo and wood structure according to claim 1, characterized in that: an observation hole (12) penetrates through the surface of the main connecting pipe (1).

6. An engineering connecting piece for bamboo and wood structure according to claim 1, characterized in that: the inner wall that screw rod (2) were kept away from in main connecting pipe (1) is connected with compression spring (13), and limiting plate (14) are installed to the one end of keeping away from main connecting pipe (1) of compression spring (13), and the surface mounting who keeps away from compression spring (13) of limiting plate (14) has rubber slab (15).