CN211550174U

CN211550174U - Invisible connecting piece for furniture

Info

Publication number: CN211550174U
Application number: CN201922385516.3U
Authority: CN
Inventors: 田跃生
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-26
Filing date: 2019-12-26
Publication date: 2020-09-22
Anticipated expiration: 2029-12-26

Abstract

The utility model discloses a furniture invisible connecting piece, which is used for connecting plates, and comprises a first embedded part and a second embedded part which are mutually matched, wherein the first embedded part is fixed in the first plate, the second embedded part is a screw, and one part of the screw rod of the second embedded part is screwed into the second plate; the first embedded part is internally provided with a cavity, one end face of the first embedded part, which is in direct contact connection with the first plate, is provided with at least one connecting hole, and the other end face opposite to the end face is provided with at least one screw fixing hole; the screw fixing hole is composed of a screw head hole and a screw rod clamping hole which are communicated, and the head of the screw passes through the screw head hole and then moves towards the screw rod clamping hole, so that the screw rod and the screw rod clamping hole are clamped and fixed. The utility model discloses installation easy operation, can not see any vestige after having installed, the aesthetic property is strong and stability is strong, and the effectual model of punching of having overcome current trinity connecting piece is many, install the defect that the eccentric wheel exposes outside after the worker.

Description

Invisible connecting piece for furniture

Technical Field

The utility model relates to a furniture hardware technical field, more specifically the saying so relates to a stealthy connecting piece of furniture.

Background

As is well known, furniture is assembled by using plates as basic structures, the vertical connection between two plates usually adopts a three-in-one connecting piece, the three-in-one connecting piece consists of an embedded part, a pull rod screw and an eccentric wheel, and the installation process is as follows: a10 cm hole is drilled at a positioning point of a plate (1) to install an embedded part, a 15cm hole is drilled at the front side of the plate (2) to install an eccentric wheel, an 8cm hole is drilled at a positioning point of the side surface (the thickness center of the plate) of the plate (2) to penetrate through a pull rod screw, the 90-degree angle is formed between the 15cm hole of the front side and the 8cm hole of the side surface, the pull rod screw is screwed on the embedded part to penetrate through the 8cm hole of the plate (2) to be connected with the embedded part, then the eccentric wheel is installed in the 15cm hole to be screwed.

The specifications of the holes are illustrated, but the problem that the three-in-one connecting piece has a plurality of punching types is reflected, and meanwhile, after the three-in-one connecting piece is installed, a part of an eccentric wheel of the three-in-one connecting piece is exposed outside, so that the attractiveness of furniture is influenced. In addition, the three-in-one connecting piece still has the loaded down with trivial details problem of furniture dismouting.

Therefore, how to solve the above technical problems and develop a furniture invisible connector which is convenient for construction and operation, has a good aesthetic property and is firmly connected is a subject to be further researched by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model aims to provide an invisible connecting piece for furniture for be connected between panel and panel, its concrete technical scheme as follows:

the embedded part fixing structure comprises a first embedded part and a second embedded part which are matched with each other, wherein the first embedded part is fixed in a first plate, the second embedded part is a screw, and one part of a screw rod of the second embedded part is screwed into a second plate; a cavity is arranged in the first embedded part, at least one connecting hole is formed in one end face of the first embedded part, which is in direct contact connection with the first plate, and at least one screw fixing hole is formed in the other end face opposite to the end face; the screw fixing hole is composed of a screw head hole and a screw rod clamping hole which are communicated, and the head of the screw passes through the screw head hole and then moves towards the screw rod clamping hole, so that the screw rod and the screw rod clamping hole are clamped and fixed.

The utility model discloses hide first built-in fitting in the recess that first panel was seted up to let the screw that is fixed in on the second panel be connected rather than realizing, reached the purpose that the connecting piece vestige can not be seen after the installation, improved the aesthetic property of furniture appearance.

The utility model discloses need not to punch during the stealthy connecting piece installation of furniture, the construction of being convenient for, first built-in fitting and second built-in fitting are not only connected conveniently, and the firmness of connecting moreover is also very high, has guaranteed firm, firm of connecting between furniture board.

On the basis of the technical scheme, the utility model discloses still can make following improvement:

preferably, the first plate is provided with a groove matched with the first embedded part in shape, and the first embedded part is connected with the inner bottom surface of the groove through the connecting hole and an internal connecting screw penetrating through the connecting hole.

The groove enables the first embedded part to be completely hidden inside the first plate without exposing traces, and attractiveness of the appearance of the furniture is guaranteed.

Preferably, the number of the connecting holes is the same as that of the screw fixing holes, the positions of the connecting holes correspond to those of the screw fixing holes, more preferably, the positions of the connecting holes correspond to those of the screw head holes, and when the embedded part embedded.

It should be noted that the above structure is suitable for the condition that the upper and lower end faces of the first embedded part have the same shape, but the length of the end face of the first embedded part provided with the connecting hole is larger than that of the end face provided with the screw fixing hole, so that the connecting hole can be arranged on the part of the structure of the end face where the connecting hole is located and the other end face is longer, and at this time, the connecting hole and the screw fixing hole are not required to be in the same number and correspond to each other in position, and the operation and fixation of the first embedded part by a worker can be facilitated.

Preferably, the number of the connection holes and the number of the screw fixing holes are two.

Preferably, the screw head hole is in a circular or quasi-circular shape matched with the head of the screw, so that the head of the screw can easily pass through the hole.

Preferably, the screw rod clamping hole is a U-shaped hole communicated with the screw head hole, and the width of the U-shaped hole is equal to or slightly smaller than the outer diameter of the screw rod so as to be capable of clamping the screw rod right.

Preferably, the length of the U-shaped hole is reasonably limited according to the actual clamping condition of the screw.

Preferably, at least one side of the joint of the screw head hole and the screw rod clamping hole is in smooth transition connection, so that the screw rod can conveniently slide into the screw rod clamping hole from the screw head hole.

Preferably, the cavity inside the first embedded part must be capable of accommodating at least the part of the bolt exposed outside, so that no gap is left in the connection between the plate and the plate.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the installation and operation of the first embedded part and the screw are simple, punching is not needed on the corresponding plate, and slotting can be conveniently performed manually or by operating an electric tool under the condition of no woodworking machining.

2. The installation is simple, no trace mark, and the aesthetic property is strong.

3. The first embedded part and the plurality of screws have the effect of firm and stable connection.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a perspective view of the present invention.

Fig. 2 is a cross-sectional view of the present invention.

Fig. 3 is a bottom view of the present invention.

Fig. 4 is a schematic view of the installation of the present invention.

Fig. 5 is a schematic diagram of the installation of the plate after the two embedded parts are connected according to the present invention.

Wherein, in the figure,

1-a first embedded part, wherein the embedded part is embedded in the first embedded part,

11-cavity, 12-connecting hole, 13-screw fixing hole, 131-screw head hole and 132-screw rod clamping hole;

2-a second embedded part;

3-a groove;

4-a first sheet material;

5-a second plate.

Detailed Description

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 and intended to be used for 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 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 the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity 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.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Example (b):

the following describes a furniture invisible connector according to an embodiment of the present invention in detail with reference to fig. 1 to 5.

As shown in fig. 1-5, the embodiment of the utility model discloses a stealthy connecting piece of furniture for being connected between panel and panel, it specifically includes first built-in fitting 1 and the second built-in fitting 2 of mutually supporting, wherein:

as shown in fig. 1 to 3, the first embedded part 1 is fixed inside the first board 4, and the second embedded part 2 is a screw and a part of a screw rod thereof is screwed into the second board 5. The first embedded part 1 is provided with a cavity 11 inside, and the cavity 11 must be capable of accommodating at least the part of the bolt exposed outside, and plays the role of a corresponding sliding groove. Two connecting holes 12 are arranged on one end face of the first embedded part 1, which is in direct contact connection with the first plate 4, and two screw fixing holes 13 are arranged on the other end face opposite to the end face, namely, the first embedded part 1 is matched with the two screws for use.

Specifically, a groove 3 matched with the shape of the first embedded part 1 is formed in the first plate 4, and the first embedded part 1 is connected with the inner bottom surface of the groove 3 through a connecting hole 12 and an internal connecting screw penetrating through the connecting hole 12.

The screw fixing hole 13 is composed of a screw head hole 131 and a screw rod clamping hole 132 which are communicated with each other, the screw head hole 131 is in a circular or similar circular shape matched with the head of a screw, the screw rod clamping hole 132 is a U-shaped hole communicated with the screw head hole 131, the width of the U-shaped hole is equal to or slightly smaller than the outer diameter of the screw rod so as to enable the screw rod to be just clamped, and the length of the U-shaped hole is reasonably limited according to the actual clamping and fixing condition of the screw rod.

At least one side of the joint of the screw head hole 131 and the screw rod clamping hole 132 is in smooth transition connection.

The head of the screw passes through the screw head hole 131 and then moves towards the screw rod clamping hole 132, so that the screw rod and the screw rod clamping hole 132 are clamped mutually.

In the above, the number of the connection holes 12 is the same as the number and the positions of the screw fixing holes 13, and further, the number of the connection holes 12 corresponds to the positions of the screw head holes 131 in the screw fixing holes 13, and when the internal connection screw is installed, the internal connection screw sequentially passes through the screw head holes 131 and the connection holes 12 and then is connected with the bottom surface of the groove 3.

As shown in fig. 4 and 5, the installation and use processes of the utility model are as follows: firstly, grooving at the thickness center position of the side surface of a first plate 4, wherein the number of the grooves 3 is determined according to the actual situation, and an upper groove 3 and a lower groove 3 are formed in the embodiment; then, placing the two first embedded parts 1 into the corresponding grooves 3 and connecting and fixing the embedded parts with the grooves 3 by using internal connecting screws; then, screwing four screws into the preset position of the second plate 5;

during connection, the head of the screw penetrates through the screw head hole 131 in the screw fixing hole 13 of the first embedded part 1, then the screw moves towards the screw clamping hole 132 integrally, the screw rod and the screw clamping hole 132 are clamped and fixed, and further the first plate 4 is connected with the second plate 5.

The utility model discloses only need the fluting, need not to punch, the fluting is convenient moreover, and manual work or machinery are all can, have simplified construction operation step greatly, and first built-in fitting 1 wherein and second built-in fitting 2 all hide inside panel moreover, can not see any vestige after having installed, and the aesthetic property is strong, and stability is strong, and effectual model of punching of having overcome current trinity connecting piece is many, install the defect that the eccentric wheel exposes outside after the worker, is fit for using widely.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The invisible connecting piece for the furniture is used for connecting plates and is characterized by comprising a first embedded part (1) and a second embedded part (2) which are matched with each other, wherein the first embedded part (1) is fixed inside a first plate (4), the second embedded part (2) is a screw, and one part of a screw rod of the second embedded part is screwed into a second plate (5); a cavity (11) is arranged in the first embedded part (1), at least one connecting hole (12) is formed in one end face of the first embedded part, which is in direct contact connection with the first plate (4), and at least one screw fixing hole (13) is formed in the other end face opposite to the end face; the screw fixing hole (13) is composed of a screw head hole (131) and a screw rod clamping hole (132) which are communicated, and the head of the screw passes through the screw head hole (131) and then moves towards the screw rod clamping hole (132) to realize the clamping of the screw rod and the screw rod clamping hole (132).

2. The invisible connecting piece for furniture according to claim 1, characterized in that a groove (3) matched with the shape of the first embedded part (1) is formed in the first plate (4), and the first embedded part (1) is connected with the inner bottom surface of the groove (3) through the connecting hole (12) and an internal connecting screw penetrating through the connecting hole (12).

3. The invisible furniture connecting piece according to claim 2, wherein the number of the connecting holes (12) is the same as the number of the screw fixing holes (13) and the positions of the connecting holes correspond to each other, and when the invisible furniture connecting piece is installed, the internal connecting screws sequentially penetrate through the screw fixing holes (13) and the connecting holes (12) and then are connected with the bottom surface of the groove (3).

4. -invisible connector for furniture according to claim 1, characterized in that the number of said attachment holes (12) and the number of said screw fixation holes (13) are two each.

5. The invisible furniture connector according to claim 1, characterized in that the screw head hole (131) is of a circular or quasi-circular shape adapted to the head of the screw.

6. The invisible furniture connecting piece according to claim 5, wherein the screw rod clamping hole (132) is a U-shaped hole communicated with the screw head hole (131), and the width of the U-shaped hole is equal to or slightly smaller than the outer diameter of the screw rod so as to be capable of clamping the screw rod exactly.

7. The invisible furniture connecting piece according to claim 1, wherein at least one side of the connecting part of the screw head hole (131) and the screw rod clamping hole (132) is in smooth transition connection.

8. The invisible furniture connecting piece according to claim 1, characterized in that the cavity (11) inside the first embedded part (1) is capable of accommodating at least the whole exposed part of the screw.