CN218748326U - Bamboo strip lengthening structure - Google Patents

Abstract

The utility model discloses a bamboo strip connects long structure, it includes: the bamboo batten connecting structure comprises bamboo battens processed by a plurality of raw bamboos and a clamping structure arranged at the end part of each bamboo batten, wherein the clamping structure is arranged and connected along the length direction of the bamboo battens so as to lengthen at least two bamboo battens. The finger joint lengthening method has the advantages that finger joint lengthening of the traditional method is replaced by buckle connection, so that a plurality of bamboo battens are lengthened, a plastic film bundling and fixing process in the traditional finger joint process can be omitted, labor force is reduced, continuity is improved, and processing cost is reduced.

Description

Bamboo strip extension structure

Technical Field

The utility model relates to a bamboo timber processing field, concretely relates to bamboo strip connects long structure.

Background

At present, because the processing method of bamboo strips generally comprises the steps of cutting raw bamboos and then performing equal cutting to process the bamboo strips, because the bamboos have sharp cutting degrees and the lengths of the bamboo strips are generally 1-2 m, the defects of large planing quantity and low outturn rate exist, in order to improve the outturn rate, a lengthening method can be adopted for the bamboo strips, however, the existing bamboo strip lengthening method is generally finger joint, but the finger joint lengthening method has the defects of low connecting strength among the finger joint strips, so that the problems of dislocation, separation and the like of the bamboo strips are prevented, the finger joint bamboo strips need to be bundled and fixed by using a plastic film, and then the bamboo strips are lengthened by hot pressing, the processes are multiple, the surface quality after hot pressing is poor, and the like, and the production cost is high; and the bamboo strips are connected to be assembled into a bamboo board through hot pressing, so that the bamboo board is convenient to use in practice, and the connected bamboo strips are generally short in hot pressing, small in application range and incapable of meeting all application scenes.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a bamboo splint that extension joint strength is big, the process is few, panel length is long connects long structure to not enough among the prior art.

The utility model provides a bamboo strip extension structure, the technical scheme that this method adopted is:

this bamboo strip connects long structure includes: the bamboo batten connecting structure comprises bamboo battens processed by a plurality of raw bamboos and a clamping structure arranged at the end part of each bamboo batten, wherein the clamping structure is arranged and connected along the length direction of the bamboo battens so as to lengthen at least two bamboo battens.

In a preferred embodiment, the clamping structure includes a buckle and a buckle groove, the buckle is disposed at one end of the bamboo strip, the buckle groove is correspondingly disposed at the other end of the bamboo strip, the buckle on the bamboo strip is moved along the length direction of the bamboo strip to be clamped into the buckle groove on the other bamboo strip, and the at least two bamboo strips are clamped and fastened.

In a preferred embodiment, the buckle and the buckle groove are coated with adhesive, and the buckle is clamped with the buckle groove and is simultaneously glued in the buckle groove.

In a preferred embodiment, the buckles on the bamboo strips have elasticity, and when the buckles are pushed into the buckle grooves to the top ends of the buckles, the deformed buckles have restoring force to be fixedly connected with the buckle grooves.

In a preferred embodiment, when the fastener is a flat-head-shaped fastener, the flat-head fastener includes a rectangular base extending along the length direction of the bamboo strip and a convex body perpendicular to the base and located at the tail end of the base to form a T shape, two sides of the convex body are arc-shaped protrusions, and the fastening grooves are flat-head fastening grooves correspondingly.

In a preferred embodiment, when the fastener is a semicircular round fastener, the vertical distance of the round fastener along the length direction of the bamboo strip is 1-3 mm, and the fastener groove is correspondingly a circular fastener groove.

In a preferred embodiment, when the buckle is an arrow-shaped buckle, two bottom corners of the arrow are arc-shaped, and the buckle groove is an arrow-shaped buckle groove.

In a preferred embodiment, when the buckle is a double-arrow-shaped buckle with two parallel arrows, the outer bottom corner of the double-arrow-shaped buckle is arc-shaped, and the buckle groove is correspondingly a double-arrow-shaped buckle groove.

In a preferred embodiment, when the fastener is a round-head fastener with an arrow head in a semicircle, the vertical distance of the round-head fastener along the length direction of the bamboo strip is 1-3 mm, and the fastener groove is correspondingly a round-head fastener groove.

In a preferred embodiment, when the buckle is a gourd-shaped buckle, two sides of the gourd-shaped buckle are circular arcs, the top end of the gourd-shaped buckle is of a partial elliptical structure, and the buckle groove is a gourd-shaped buckle groove correspondingly.

Connect long and utilize with current bamboo splint to connect long bamboo splint to carry out the production method of panel and compare, the beneficial effects of the utility model are as follows:

the utility model discloses an use special shape's buckle to connect, replace ordinary finger joint to connect long, the elastoplasticity and the toughness of utilizing the bamboo strip are strong, control the width on buckle and buckle groove apart from the bamboo strip limit well, the buckle gets into the buckle groove and can not cause the bamboo strip to destroy, and can increase the joint strength of junction, reach the effect that the junction is difficult for the dislocation, break away from, it ties up fixed process to save the plastic film that the tradition indicates in the joint technology, reduce the labour, improve production serialization and bamboo timber finished product effect, the processing cost is reduced.

Drawings

For a clearer understanding of the objects, features and advantages of the present invention, reference will now be made in detail to the preferred embodiments of the present invention, which are illustrated in the accompanying drawings, wherein:

fig. 1 is a schematic connection diagram of a buckle and a buckle groove in a bamboo cane lengthening structure provided by an embodiment of the present invention;

FIG. 2 is a schematic view illustrating a snap connection between the snap in FIG. 1 and the snap groove;

FIG. 3 is a front view of a flat head buckle and a flat head buckle slot of a first embodiment provided by the present invention;

FIG. 4 is an enlarged view of the tack buckle of FIG. 3;

FIG. 5 is a front view of a circular clip and a circular clip groove according to a second embodiment of the present invention;

FIG. 6 is an enlarged schematic view of the round clasp of FIG. 5;

FIG. 7 is a front view of an arrow shaped buckle and an arrow shaped buckle slot of a third embodiment provided by the present invention;

FIG. 8 is an enlarged schematic view of the arrowhead shaped clasp of FIG. 7;

fig. 9 is a front view of a double-arrow-shaped buckle and a double-arrow-shaped buckle groove according to a fourth embodiment of the present invention;

FIG. 10 is an enlarged schematic view of the double-arrow shaped clasp of FIG. 9;

FIG. 11 is a front view of a fifth embodiment of a round head clip and a round head clip groove provided by the present invention;

FIG. 12 is an enlarged schematic view of the bulb clasp of FIG. 11;

fig. 13 is a front view of a gourd-shaped buckle and a gourd-shaped buckle slot of a sixth embodiment provided by the present invention;

FIG. 14 is an enlarged schematic view of the gourd shaped clasp of FIG. 13;

the reference numbers in the figures include: 100-bamboo strips, 200-clamping structures, 1-flat head clamping buckles, 1 a-rectangular base bodies, 1 b-convex bodies, 1 c-arc semicircular bulges, 2-flat head clamping grooves, 3-round clamping buckles, 4-round clamping grooves, 5-arrow head clamping buckles, 6-arrow head clamping grooves, 7-double arrow head clamping buckles, 8-double arrow head clamping grooves, 9-round head clamping buckles, 10-round head clamping grooves, 11-gourd-shaped clamping buckles and 12-gourd-shaped clamping grooves.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully with reference to the accompanying drawings, in which several embodiments of the present invention are shown, but the present invention can be implemented in different forms, and is not limited to the embodiments described in the text, but rather, these embodiments are provided to make the disclosure of the present invention more thorough and comprehensive.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the use of the term knowledge in the specification of the present invention is for the purpose of describing particular embodiments and is not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1, the utility model provides a bamboo strip extension structure, its technical scheme who takes is:

this bamboo strip connects long structure includes: the bamboo batten connecting structure comprises bamboo battens 100 formed by processing a plurality of raw bamboos and a clamping structure 200 arranged at the end part of the bamboo battens, wherein the clamping structure 200 is arranged along the length direction of the bamboo battens and connected to lengthen at least two bamboo battens 100.

The raw bamboo is cut, broken and shaved to obtain uniform and regular bamboo strips 100, and the bamboo strips 100 preferably have a water content of about 10%, a bamboo age of 4 to 6 years, a length of 500 to 3000mm, a width of 15 to 200mm, and a thickness of 5 to 14mm.

The utility model discloses a buckle is connected and is replaced the finger joint of traditional approach to realize that a plurality of bamboo strips connect long, can save the tradition and indicate the plastic film in the technology to tie up fixed process, reduce the labour, improve the serialization, reduced the processing cost.

The embodiment of the utility model provides an in, joint structure 200 includes buckle and buckle groove, wherein the buckle locates the one end of bamboo strip 100, the other end of bamboo strip 100 is located to buckle groove correspondence, as shown in fig. 2, move the buckle on the bamboo strip along bamboo strip length direction and go into the buckle groove on another bamboo strip with the card, because bamboo strip 100 (the buckle on it) has elasticity, when the buckle pushes into the buckle groove and is until its top, the buckle of deformation has restoring force in order to be connected with buckle groove fastening, so that two at least bamboo strips 100 joints are fastened, this implementation comes to be connected with the joint in buckle groove through the buckle that uses special shape, realize connecing of bamboo strip long, and can connect long infinitely.

Furthermore, the junction in above-mentioned buckle and buckle groove scribbles the viscose to splice with the inner wall in buckle groove when the joint is in buckle inslot joint, improve the joint strength in buckle and buckle groove, make and connect the difficult dislocation of long bamboo strip, break away from, be convenient for follow-up utilization should connect long bamboo strip to carry out serialization production. And preferably, the sizing is by spraying.

As shown in fig. 3 to 14, in the embodiment of the present invention, the shape of the buckle and the corresponding buckle slot includes a flat head shape, a round shape, an arrow shape, a double arrow shape, a round head shape, and a gourd shape, and the foregoing embodiments are specifically described as follows:

referring to fig. 3 and 4, the utility model provides a first embodiment, when the buckle is flat head buckle 1 of flat head form, the buckle groove that corresponds with it is flat head buckle groove 2, in this embodiment, flat head buckle 1 is for including extending the rectangle base member 1a that forms along bamboo strip length direction and perpendicular and being located its end with rectangle base member 11 in order to form "T" font convex body 1b, the both sides limit of convex body 1b is arcuation semicircle arch 1c to play the buckle effect when the joint, cause the destruction to the bamboo strip when avoiding the buckle to get into the buckle groove simultaneously. In this example, the circular radius of the arc-shaped semicircular projection 13 may be 4 to 10mm; the length of the substrate 11 is 10-60 mm, and the width is 5-30 mm.

Referring to fig. 5 and 6, in the second embodiment, when the buckle is a semicircular round buckle 3, the corresponding buckle slot is a round buckle slot 4, in this example, the angle of the round buckle 3 is 180 to 240 °, and since the distance between the round buckle 3 and the round buckle slot 4 is too small, the buckle is too loose, and the distance is too large, the buckle is easy to crack, therefore, the vertical distance of the round buckle 3 along the length direction of the bamboo strip is preferably 1 to 3mm.

Referring to fig. 7 and 8, in the third embodiment, when the buckle is arrow-shaped buckle 5 in the shape of arrow head, the corresponding buckle slot is arrow-shaped buckle slot 6, in this embodiment, the bottom corners of both sides of the arrow head are arc-shaped, so as to avoid damaging the bamboo strip when the buckle enters the buckle slot. In this example, the arrow apex angle of the arrow-shaped buckle 5 is preferably 0 to 160 °.

Referring to fig. 9 and 10, in a fourth embodiment, when the buckle is a double-arrow-head-shaped buckle 7 with two parallel arrows, the corresponding buckle slot is a double-arrow-head-shaped buckle slot 8, in this example, the outer bottom corner of the double-arrow-head-shaped buckle 7 is arc-shaped, so as to avoid damaging the bamboo strip when the buckle enters the buckle slot. In this example, the angle of the top angle of the arrow of the double-arrow-shaped clip 7 is preferably 0 to 80 °

Referring to fig. 11 and 12, in a fifth embodiment, the round-head-shaped buckle 9 is an arrow head with a semicircular head (with a semicircular diameter of 30-70 mm), and the corresponding buckle groove is a round-head-shaped buckle groove 10, in this example, the vertical distance of the round-head-shaped buckle 9 along the length direction of the bamboo strip is preferably 1-3 mm.

Referring to fig. 13 and 14, in a sixth embodiment, when the buckle is a gourd-shaped buckle 11, two sides of the gourd-shaped buckle 11 are circular arcs to avoid damaging the bamboo strips when the buckle enters the buckle slot, and in this example, the top end of the buckle is an elliptical portion (i.e., a partial ellipse), and the corresponding buckle slot is a gourd-shaped buckle slot 12.

It is to be understood, however, that the present invention is not limited to the six shapes shown.

The utility model provides a bamboo strip connects long structure can be used to long bamboo board's production method, and the technical scheme that this long bamboo board's production method adopted is:

s01, raw bamboo processing: processing a plurality of raw bamboos into bamboo strips;

s02, milling a buckle: respectively milling the end parts of the bamboo strips obtained in the step S01 into buckles and buckle grooves correspondingly matched with the buckles;

s03, bamboo strip sizing: gluing the buckles and the buckle grooves obtained in the step S02 respectively to obtain glued bamboo strips;

s04, longitudinally arranging: arranging the plurality of glue-applying bamboo strips obtained in the step S03 in sequence along the length direction of the bamboo strips, and arranging the buckles and the buckle grooves oppositely;

s05, bamboo strip lengthening: pushing the buckles arranged in the step S04 into the buckle grooves along the length direction of the bamboo strips for connection to obtain long bamboo strips;

s06: assembling bamboo strips: the long bamboo strips in the step S05 are staggered into strips, and embryo assembly is carried out to obtain a forward panel or a lateral panel;

s07: hot pressing the bamboo strips: and carrying out hot pressing by using a flat pressing and lengthening technology on the lateral plate blank obtained by the bamboo strip assembly process to obtain the long bamboo laminated material, or carrying out hot pressing by using a side pressing and lengthening technology on the obtained forward plate blank to obtain the long bamboo laminated material.

In this embodiment, the method for dislocating the elongated bamboo strips into strips and assembling the blanks to produce the board in step S06 includes:

sequentially carrying out dislocation strip feeding and dislocation arrangement on the long bamboo strips with a certain length so as to stagger the long joints of the long bamboo strips;

assembling the long bamboo strips in the forward direction to obtain a forward plate; alternatively, the first and second electrodes may be,

and assembling the long bamboo strips in the lateral direction to obtain the lateral plate.

In the foregoing embodiment, the assembly is a process of combining the glued long bamboo strips in the forward direction or in the lateral direction according to the structural requirements of the bamboo plywood blank to obtain a forward board or a lateral board. The combination mode includes orthogonal combination (cross-bandedples), star combination (starformation), parallel combination (parallelgrariples), etc., wherein the orthogonal combination is the combination mode of setting the fiber direction angle between the plates to 90 degrees for assembly, the star combination is the combination mode of setting the fiber direction angle between the plates to 0-90 degrees for assembly, and the parallel combination is the combination mode of setting the fiber direction angle between the plates to 0 degrees for assembly.

Connect long structure to compare with current bamboo strip, the utility model provides a bamboo strip connects long structure's beneficial effect includes as follows:

(1) The embodiment of the utility model uses the buckle connection with special shape to replace the common finger joint lengthening, and utilizes the elastic plasticity and strong toughness of the bamboo strip to improve the joint strength at the joint part;

(2) The embodiment of the utility model controls the width between the buckle and the edge of the bamboo strip at the distance between the buckle groove and the bamboo strip, so that the buckle can enter the buckle groove without causing the bamboo strip to be damaged, and the connection strength of the joint can be increased, thereby achieving the effect that the joint is not easy to be misplaced and separated, saving the plastic film bundling and fixing process in the traditional finger joint process, reducing the labor force, improving the continuity and reducing the processing cost;

(3) The embodiment of the utility model provides a still produce infinite long bamboo plywood and infinite long bamboo laminated wood respectively through flat compression extension technique and side pressure extension technique.

To sum up, the utility model discloses a buckle connection through using special shape replaces ordinary finger joint to connect long, utilizes the elastoplasticity and the toughness of bamboo strip strong, and control the width of buckle and buckle groove apart from the bamboo strip limit well to get into the buckle groove at the buckle and can not cause the bamboo strip to destroy, and can increase the joint strength of junction, reach the effect that the junction is difficult for misplacing, breaking away from, save the plastic film in the traditional finger joint technology and tie up the fixed process, reduce the labour, improve the serialization, reduced the processing cost; the utility model discloses still produce infinite long bamboo plywood and infinite long bamboo laminated wood respectively through flat extension technique and side pressure extension technique.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and additions can be made without departing from the method of the present invention, and these improvements and additions should also be regarded as the protection scope of the present invention.

Claims (7)

1. A bamboo cane extension structure, comprising: the bamboo batten connecting structure comprises bamboo battens (100) formed by processing a plurality of raw bamboos and clamping structures (200) arranged at the end parts of the bamboo battens, wherein the clamping structures (200) are distributed and connected along the length direction of the bamboo battens so as to connect at least two bamboo battens (100);

the clamping structure (200) comprises buckles and buckle grooves, the buckles are arranged at one ends of the bamboo battens (100), the buckle grooves are correspondingly arranged at the other ends of the bamboo battens (100), the buckles on one bamboo batten move along the length direction of the bamboo battens to be clamped into the buckle grooves on the other bamboo batten, and at least two bamboo battens (100) are clamped and fastened;

the joint of the buckle and the buckle groove is coated with adhesive, and the buckle is connected with the buckle groove in a clamping manner and is also connected in the buckle groove in an adhesive manner;

the bamboo batten has elasticity, when a buckle on the bamboo batten (100) is pushed into the buckle groove until the top end of the buckle groove deforms, the deformed buckle has restoring force so as to be fixedly connected with the buckle groove.

2. The bamboo cane elongation structure of claim 1, wherein when the fastener is a flat head fastener (1) in a flat head shape, the flat head fastener (1) comprises a rectangular base body (1 a) extending along the length direction of the bamboo cane and a convex body (1 b) perpendicular to the rectangular base body and positioned at the tail end of the rectangular base body to form a T shape, two side edges of the convex body (1 b) are arc-shaped protrusions (1 c), and the fastener grooves are correspondingly flat head fastener grooves (2).

3. The bamboo cane extension structure of claim 2, wherein when the fastener is a semicircular round fastener (3), the vertical distance of the round fastener (3) along the length direction of the bamboo cane is 1-3 mm, and the fastening groove is correspondingly a circular fastening groove (4).

4. Bamboo strip extension arrangement according to claim 3, characterized in that the bottom corners of the arrowhead are rounded when the clip is an arrowhead-shaped clip (5) with an arrowhead shape, and the clip groove corresponds to the arrowhead-shaped clip groove (6).

5. Bamboo cane extension structure according to claim 1, characterized in that when the snap is a double arrow shaped snap (7) with two parallel arrows, the outer bottom corner of the double arrow shaped snap (7) is arc-shaped and the snap groove corresponds to a double arrow shaped snap groove (8).

6. The bamboo cane elongation structure as claimed in claim 1, wherein when the fastener is a round-head fastener (9) with a semicircular head arrow, the vertical distance of the round-head fastener (9) along the length direction of the bamboo cane is 1-3 mm, and the fastener groove is correspondingly a round-head fastener groove (10).

7. Bamboo cane extension structure according to claim 1, characterized in that when the buckle is a gourd-shaped buckle (11), the two sides of the gourd-shaped buckle (11) are circular arcs and the top end is a partially elliptical structure, and the buckle groove corresponds to the gourd-shaped buckle groove (12).

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