CN214661340U

CN214661340U - Dovetail tenon reinforcing structure for furniture based on composite tenon form

Info

Publication number: CN214661340U
Application number: CN202120571586.2U
Authority: CN
Inventors: 胡文刚; 陈炳睿
Original assignee: Nanjing Forestry University
Current assignee: Shanghai Jiuhu Architectural Design Co ltd
Priority date: 2021-03-19
Filing date: 2021-03-19
Publication date: 2021-11-09
Anticipated expiration: 2031-03-19

Abstract

The utility model discloses a forked tail tenon reinforcing structure for furniture based on compound tenon form, a serial communication port, including first component, forked tail tenon, first prefabricated hole, second component, forked tail mortise, the prefabricated hole of second and round bar tenon, first component one end is equipped with the forked tail tenon, relevant position department on the second component is equipped with and is used for inlaying the forked tail mortise that dress forked tail tenon was used, the forked tail tenon is outwards with the big terminal surface of forked tail tenon close fit and forked tail tenon, forked tail tenon and forked tail mortise are connected through the round bar after the glueing. The utility model discloses can solve traditional forked tail tenon joint time node department shear among the prior art, compressive strength is low, the problem of damaging easily, and does not change the outward appearance of traditional forked tail tenon, simple to operate, and economic nature is good, easily popularizes and applies.

Description

Dovetail tenon reinforcing structure for furniture based on composite tenon form

Technical Field

The utility model relates to a furniture manufacturing field, concretely relates to forked tail tenon reinforcing structure for furniture based on compound tenon form.

Background

The mortise and tenon joint is a main joint mode of traditional furniture in China, and the combination characteristic of 'no nail and less glue' ensures that each furniture part is convenient to mount and the surface of the joint is attractive and flat, thereby being famous and abroad. With the continuous reduction of high-quality large-diameter hardwoods, the fast-growing woods gradually become the mainstream materials of the solid wood furniture, but the fast-growing woods are usually subjected to secondary processing for mortise and tenon joint due to low density and soft texture, so that the utilization rate of the materials is reduced to a certain extent, and the production cost of enterprises is increased. In the prior art, the reinforcement is mainly carried out by gluing, physical densification, chemical impregnation or embedding of hardware connecting pieces, on one hand, the glue solution or the connecting pieces are exposed out of the outer surface of furniture by the method of gluing or embedding the hardware connecting pieces, the original attractiveness of tenon joint is damaged, and meanwhile, the mounting and dismounting procedures are complicated and the efficiency is not high; on the other hand, the cost of physical compaction or chemical impregnation is high, and the method is not economical when being applied to mass furniture production.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a forked tail tenon reinforcing structure for furniture based on compound tenon form, it has solved exist among the prior art not enough, aims at providing the forked tail tenon structure for furniture that intensity is higher, the outward appearance is pleasing to the eye, the convenient popularization. The adopted technical scheme is as follows:

the utility model provides a forked tail tenon reinforcing structure for furniture based on compound tenon form, includes first component, forked tail tenon, first prefabricated hole, second component, forked tail mortise, the prefabricated hole of second and round bar tenon, first component one end is equipped with the forked tail tenon, relevant position department on the second component is equipped with the forked tail mortise that is used for inlaying dress forked tail tenon usefulness, the forked tail tenon is outwards with the big terminal surface of forked tail tenon tight fit and forked tail tenon, forked tail tenon and forked tail mortise are connected through the round bar tenon after the glueing.

On above-mentioned technical scheme's basis, first component includes the dovetail tenon and locates the inboard first prefabricated hole of dovetail tenon, the dovetail tenon is the wedge that the outer end is big, the root is little, first prefabricated hole is the hidden hole, and the dovetail tenon bottom is located to the drill way, and the drill way external diameter is no longer than 3/5 of dovetail tenon root width, and the hole depth is less than dovetail tenon height 1/2-2/3.

On the basis of the technical scheme, the second component comprises a dovetail mortise and a second prefabricated hole penetrating through the dovetail mortise, the dovetail mortise and the dovetail tenon on the first component are matched in shape, the width of an inner opening of the dovetail mortise is smaller than the width of a root end face of the dovetail tenon, the second prefabricated hole is a through hole, and the outer diameter of the opening is not more than 3/5 of the width of the root of the dovetail tenon.

On the basis of the technical scheme, the round bar tenon comprises a hardwood round tenon, and the two ends of the round tenon are fixedly connected with the dovetail tenon head and the dovetail mortise respectively after glue is applied.

On the basis of the technical scheme, the outer diameter of the round bar tenon does not exceed 3/5 of the width of the dovetail tenon root, and the gap between the two opposite end faces after installation does not exceed 1 mm.

Advantageous effects

The utility model discloses in ingenious combine together round bar tenon and dovetail for realize the fastening connection between first component and second component, under the condition of the outward appearance of keeping traditional dovetail and the joint characteristics, round bar tenon moisture absorption inflation after the glueing can promote shearing, compressive property of first component and second component node department by a wide margin. Meanwhile, the structure is convenient to install, easy to produce and process, convenient to popularize and good in economical efficiency.

The utility model discloses in the dovetail tenon on the first component inlay the dovetail mortise on the second component, wherein dovetail tenon and dovetail mortise shape looks adaptation and dovetail tenon's little terminal surface width are greater than dovetail mortise drill way width, first prefabricated hole on the first component is the hidden hole, dovetail tenon bottom is located to the drill way, the hole depth is less than dovetail tenon height 1/2-2/3, so on the one hand can make dovetail tenon and dovetail mortise closely cooperate, keep the pleasing to the eye roughness of original veneer, the dovetail mortise can play the effect of preventing deviating from to the dovetail tenon simultaneously, better connection stability has been guaranteed, multiple glueing has been avoided.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is obvious that the drawing in the following description is only an embodiment of the invention, and that for a person skilled in the art, other embodiments can be derived from the drawing provided without inventive effort.

FIG. 1: the structure schematic diagram of the explosion diagram of the utility model;

FIG. 2: the structure schematic diagram of the first component top view of the utility model;

FIG. 3: the structure schematic diagram of the left view of the second component of the utility model;

Detailed Description

The invention will be further described with reference to the following figures and examples:

reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

The dovetail joint reinforcing structure for furniture based on the composite joint form shown in fig. 1 comprises a first component 1, a dovetail joint 11, a first prefabricated hole 12, a second component 2, a dovetail joint groove 21, a second prefabricated hole 22 and a round bar joint 3, wherein the dovetail joint 11 is arranged at one end of the first component 1, the dovetail joint groove 21 used for embedding the dovetail joint 11 is arranged at the corresponding position on the second component 2, the dovetail joint 11 is tightly matched with the dovetail joint groove 21, the large end face of the dovetail joint 11 faces outwards, and the dovetail joint 11 and the dovetail joint groove 21 are connected through the round bar joint 3 after glue is applied.

Wherein, first component 1 includes dovetail tenon 11 and locates the inboard first prefabricated hole 12 of dovetail tenon 11, dovetail tenon 11 is the big, the little wedge of root in outer end, first prefabricated hole 12 is the hidden hole, and 11 bottoms of dovetail tenon are located to the drill way, and the drill way external diameter is no longer than 3/5 of 11 root widths of dovetail tenon, and the hole depth is less than dovetail tenon height 1/2-2/3.

The second component 2 comprises a dovetail mortise 21 and a second prefabricated hole 22 penetrating through the dovetail mortise 21, the dovetail mortise 21 is matched with the dovetail 11 on the first component 1 in shape, the width of an inner opening of the dovetail mortise is smaller than that of the end face of the dovetail 11, the second prefabricated hole 22 is a through hole, and the outer diameter of the opening is not more than 3/5 of the width of the root of the dovetail 11.

The round bar tenon 3 comprises a hard wood round tenon, after two ends of the round tenon are glued, one end of the round tenon is inserted into a second prefabricated hole 22 in the second component 2, the root of the dovetail tenon 11 in the first component 1 is inserted into the dovetail mortise 21 in the second component 2, and then the other end of the round bar tenon 3 is inserted into a first prefabricated hole 12 in the first component 1 to be fixedly connected.

The outer diameter of the round bar tenon 3 is not more than 3/5 of the width of the root part of the dovetail tenon 11, and the clearance between the two opposite end surfaces after installation is not more than 1mm

The present invention has been described above by way of example, but the present invention is not limited to the above-mentioned embodiments, and any modification or variation based on the present invention is within the scope of the present invention.

Claims

1. The utility model provides a forked tail tenon reinforcing structure for furniture based on compound tenon form, its characterized in that includes first component (1), forked tail tenon (11), first prefabricated hole (12), second component (2), forked tail mortise (21), second prefabricated hole (22) and round bar tenon (3), first component (1) one end is equipped with forked tail tenon (11), relevant position department on second component (2) is equipped with forked tail mortise (21) that are used for inlaying dress tenon (11) usefulness, forked tail tenon (11) and forked tail mortise (21) tight fit and the big terminal surface of forked tail tenon (11) outwards, forked tail tenon (11) and forked tail mortise (21) are through round bar tenon (3) after the glueing are connected.

2. The dovetail reinforcement structure for furniture based on composite tenon form according to claim 1, wherein said first member (1) comprises a dovetail tenon (11) and a first prefabricated hole (12) provided inside the dovetail tenon (11), said dovetail tenon (11) is in the shape of a wedge with a large outer end and a small root, said first prefabricated hole (12) is a blind hole, an orifice is provided at the bottom end of the dovetail tenon (11), the outer diameter of the orifice is not more than 3/5 of the root width of the dovetail tenon (11), and the depth of the orifice is less than the dovetail tenon height 1/2-2/3.

3. The dovetail reinforcement structure for furniture based on composite tenon form according to claim 1, wherein said second member (2) comprises a dovetail mortise (21) and a second prefabricated hole (22) penetrating through the dovetail mortise (21), said dovetail mortise (21) is adapted to the shape of the dovetail (11) of the first member (1) and the width of the inner slot of the dovetail is smaller than the width of the root end face of the dovetail, said second prefabricated hole (22) is a through hole, and the outer diameter of the hole is not more than 3/5 of the width of the root of the dovetail (11).

4. A dovetail reinforcement structure for furniture based on composite tenon form according to any one of claims 1-3, wherein said round bar tenon (3) comprises a round tenon made of hard wood, and both ends of said round tenon are glued and fixed with dovetail head (11) and dovetail groove (21), respectively.

5. A dovetail reinforcement structure for furniture based on composite tenon form according to claim 4, wherein the outer diameter of said round bar tenon (3) is not more than 3/5 of the width of the root of dovetail tenon (11), and the gap between the opposite end faces is not more than 1mm after installation.