CN211975595U

CN211975595U - Hidden connecting piece of plate furniture

Info

Publication number: CN211975595U
Application number: CN202020531081.9U
Authority: CN
Inventors: 靳海宁
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-10
Filing date: 2020-04-10
Publication date: 2020-11-20
Anticipated expiration: 2030-04-10

Abstract

The utility model relates to a furniture processing technology field, specifically speaking relates to a hidden connecting piece of plate fitment. The connecting device comprises a first embedded part, a second embedded part and a connecting rod; the upper part of the connecting rod is inserted and clamped in the first embedded part, the bottom end of the connecting rod is inserted and clamped in the second embedded part, and the first embedded part and the second embedded part are connected into a whole through the connecting rod. The utility model discloses can not only continue traditional trinity connected mode's production methods and mounting method, can continue to use traditional software and equipment to produce the operation, thereby avoid the waste of each side, and, the shortcoming of traditional trinity connected mode has been overcome, the connection of no nailing at each connection position has been realized, the cost has both been reduced, it is simple to make production and installation again, convenient, fast, the fast-assembling quick detach has really been accomplished, all coupling assembling are whole to be hidden in panel, a whole set of furniture installation finishes the back, do not have any hole groove and connecting piece to expose outside, make furniture more pleasing to the eye, the quality is higher.

Description

Hidden connecting piece of plate furniture

Technical Field

The utility model relates to a furniture processing technology field, specifically speaking relates to a hidden connecting piece of plate fitment.

Background

With the development and progress of science and technology, a large amount of modern design software and equipment such as computer design software, an electronic cutting saw, a numerical control cutting machine, a numerical control six-sided drill, a laser scanning code scanning side hole machine and the like are produced in the evolution process of the production mode of the plate-type furniture, so that the plate-type furniture is revolutionarily developed and perfected in many aspects. However, the connection mode of the panel furniture continues to the connection mode of the traditional three-in-one connecting piece. The three-in-one connecting piece is used since the advent of gang drill, the basic structure principle of which is not fundamentally changed so far, and occupies the mainstream market of furniture assembly process. The three-in-one connecting piece is adopted for connection, so that the following problems exist: 1. the locking nut is exposed, so that the attractiveness of furniture is affected; 2. the embedded part is easy to loosen in the carrying or multiple dismounting processes, and the reuse of the furniture is influenced; 3. the three-in-one connecting piece structure has small force application surface, is easy to loosen and is not firm in connection. Therefore, the overall quality and quality of the panel furniture can be seriously affected by the panel connection mode of the three-in-one connecting piece.

In recent years, some furniture production enterprises develop a plurality of invisible connecting pieces for the plate-type furniture, but due to the problems that the starting points of designers are different, the structural forms of the invisible connecting pieces are different, the connecting modes are different and the like, the existing plate-type furniture production software and equipment cannot be used, the software and equipment need to be re-developed, and the great waste of manpower, material resources and financial resources is caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hidden connecting piece of plate-type furniture to solve foretell technical problem.

In order to solve the above problems, the utility model adopts the following technical scheme:

the hidden connecting piece for the plate-type furniture is characterized in that: the connecting device comprises a first embedded part, a second embedded part and a connecting rod; the upper part of the connecting rod is inserted and clamped in the first embedded part, the bottom end of the connecting rod is inserted and clamped in the second embedded part, and the first embedded part and the second embedded part are connected into a whole through the connecting rod.

The lower part of the first embedded part is a cylindrical lower sleeve, and the upper part of the first embedded part is a conical upper sleeve; the top end of the upper sleeve is a through hole, and the side wall of the upper sleeve is provided with at least 2 axial strip-shaped openings; the second embedded part is of a cylindrical tubular structure, and an inner cavity of the second embedded part comprises a rectangular hole at the upper part and a cylindrical hole at the lower part; the connecting rod comprises an upper clamping joint, a conical upper connecting rod, a cylindrical lower connecting rod and a lower clamping joint with a convex cross section from top to bottom in sequence; the upper clamping joint is mushroom-shaped, and the lower part of the upper clamping joint corresponds to the through hole; the upper connecting rod corresponds to the inner cavity of the upper sleeve, and the lower connecting rod corresponds to the inner cavity of the lower sleeve; the bottom of the lower clamping joint corresponds to the rectangular hole in shape; during assembly, the connecting rod is upwards inserted into the first embedded part from the bottom opening of the first embedded part, the upper clamping joint penetrates out of the through hole, the periphery of the through hole is clamped on the top end of the upper connecting rod, the upper connecting rod is located in the inner cavity of the upper sleeve, the lower connecting rod is located in the inner cavity of the lower sleeve, and the lower clamping joint penetrates through the rectangular hole and extends into the cylindrical hole to be clamped with the second embedded part at any angle.

Furthermore, the inner wall of the connecting part of the upper sleeve and the lower sleeve is provided with a circumferential convex edge; the outer wall of the connecting part of the upper connecting rod and the lower connecting rod is provided with a circumferential groove; the convex edge corresponds to the groove, and the convex edge is clamped in the groove during assembly.

Still further, a bottom plug cover is assembled in the bottom opening of the second embedded part.

Furthermore, expansion screw threads are arranged on the outer wall of the lower sleeve and the outer wall of the second embedded part.

Has the advantages that: compared with the prior art, hidden connecting piece can not only continue traditional trinity connected mode's production methods and mounting method, can continue to use traditional software and equipment to carry out production operation, thereby avoid the waste of each side, and, a lot of shortcomings of traditional trinity connected mode have been overcome, the connection of not nailing at each connection position has been realized, the cost is reduced, it is simpler to make production and installation again, convenient, fast, the fast-assembling has really been accomplished, the quick detach, and simultaneously, all coupling assembling are whole to be hidden in panel, the complete furniture installation back that finishes, do not have any hole groove and connecting piece to expose outside, make furniture more pleasing to the eye, the quality is higher.

Drawings

FIG. 1 is a schematic view of the combination of the components of the present invention;

FIG. 2 is a schematic view showing the exploded state of the components of the present invention;

FIG. 3 is a top view of the first embedment of the present invention;

FIG. 4 is a top view of the second embedment of the present invention;

fig. 5 is a bottom view of the connecting rod of the present invention.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the following detailed description.

Examples

Referring to fig. 1 and 2, the concealed connecting piece for panel furniture in this embodiment includes a first embedded part 1, a second embedded part 3, and a connecting rod 2; the upper portion of the connecting rod 2 is inserted and clamped in the first embedded part 1, the bottom end of the connecting rod 2 is inserted and clamped in the second embedded part 3, and the first embedded part 1 and the second embedded part 3 are connected into a whole through the connecting rod 2.

The whole of the first embedded part 1 is similar to a bullet shell without a tip, the lower part of the first embedded part is a cylindrical lower sleeve 14, and the upper part of the first embedded part is a conical upper sleeve 12; the top of going up sleeve 12 is perforation 11, and is equipped with 2 axial bar mouths 15 on the lateral wall of going up sleeve 12 symmetrically, and the effect of bar mouth 15 is that there is sufficient elasticity and inflation space for the top of connecting rod 2 runs through perforation 11 occasionally.

The second embedded part 3 is a cylindrical barrel-shaped structure, and the inner cavity of the second embedded part comprises an upper rectangular hole 32 and a lower cylindrical hole 33.

The connecting rod 2 comprises an upper clamping joint 21, a conical upper connecting rod 22, a cylindrical lower connecting rod 24 and a lower clamping joint 26 with a convex section from top to bottom in sequence; the upper bayonet joint 21 is mushroom-shaped, and the lower part thereof corresponds to the through hole 11; the upper connecting rod 22 corresponds to the inner cavity of the upper sleeve 12, and the lower connecting rod 24 corresponds to the inner cavity of the lower sleeve 14; the bottom of lower clamping head 26 is shaped to correspond to rectangular aperture 32.

During assembly, the connecting rod 2 is upwards inserted into the first embedded part 1 from the bottom opening of the first embedded part 1, the upper clamping connector 21 penetrates out of the through hole 11, the periphery of the through hole 11 is clamped on the top end of the upper connecting rod 22, and the upper clamping connector 21 is mutually meshed with the through hole 11; at this time, the upper link 22 is located right in the inner cavity of the upper sleeve 12, and the lower link 24 is located right in the inner cavity of the lower sleeve 14; after penetrating through the rectangular hole 32 and extending into the cylindrical hole 33, the lower clamping joint 26 can be meshed and clamped with the second embedded part 3 by rotating any angle.

In addition, a circumferential convex rib 13 is arranged on the inner wall of the connecting part of the upper sleeve 12 and the lower sleeve 14; a circumferential groove 23 is arranged on the outer wall of the connecting part of the upper connecting rod 22 and the lower connecting rod 24; the convex ribs 13 correspond to the grooves 23, and during assembly, the convex ribs 13 are clamped in the grooves 23 to be meshed with the grooves, so that the friction force between the connecting rod 2 and the first embedded part 1 is increased, and the connecting rod and the first embedded part are connected more firmly. By changing the sizes of the convex ribs 13 and the grooves, the connection strength between the first embedded part 1 and the connecting rod 2 can be adjusted. The strength of the connection between the first embedment member 1 and the connecting rod 2 can also be adjusted by changing the shape and size of the upper bayonet joint 21 and the shape and size of the through hole 11.

And a bottom plug cover 4 is assembled in the bottom opening of the second embedded part 3, and the bottom plug cover 4 can enhance the overall strength of the second embedded part 3. In this embodiment, in order to facilitate the forming of the mold, the second embedded part 3 and the bottom plug cover 4 are in a split structure, and during the production and processing, the bottom plug cover 4 and the second embedded part 3 may also be manufactured into an integral structure.

And expansion screw threads 5 are arranged on the outer wall of the lower sleeve 14 and the outer wall of the second embedded part 3. The first embedded part 1 and the third embedded part 3 are connected with the plate more firmly through the expansion screw thread 5. The expansion screw thread 5 can be adjusted in size, shape, density and the like according to actual needs to achieve the purpose of changing the bonding strength of the embedded part and the plate.

The utility model discloses under the prerequisite that does not change the current design software of manufacturing enterprise and production facility, hide each subassembly completely in panel, realize the equipment of panel furniture, concrete operation brief follows as follows:

1. drilling a first jack at a proper position on the side surface of the first plate, and inserting and assembling the first embedded part 1 into the first jack;

2. drilling a second jack on the surface of the second plate, and inserting and assembling the second embedded part 3 in the second jack;

3. assembling a second embedded part 3 communicated with a second plate on a lower clamping joint 26 of the connecting rod 2, and then inserting and assembling a main body of the connecting rod 2 in the first embedded part 1 to finish the assembly of the first plate and the second plate;

4. and repeating the 3 steps to complete the assembly of the whole set of the panel furniture.

The above is only the embodiment of the present invention, not the limitation of the patent scope of the present invention, all the equivalent structures made by the contents of the specification and the drawings are directly or indirectly applied to other related technical fields, all the same principle is within the patent protection scope of the present invention.

Claims

1. The hidden connecting piece for the plate-type furniture is characterized in that: the device comprises a first embedded part (1), a second embedded part (3) and a connecting rod (2); the main body part of the connecting rod (2) is inserted and clamped in the first embedded part (1), the bottom end of the connecting rod (2) is inserted and clamped in the second embedded part (3), and the first embedded part (1) and the second embedded part (3) are connected into a whole through the connecting rod (2).

2. The concealed connecting member for panel furniture according to claim 1, wherein: the lower part of the first embedded part (1) is a cylindrical barrel-shaped lower sleeve (14), and the upper part of the first embedded part (1) is a conical barrel-shaped upper sleeve (12); the top end of the upper sleeve (12) is provided with a through hole (11), and the side wall of the upper sleeve (12) is provided with at least 2 axial strip-shaped openings (15); the second embedded part (3) is of a cylindrical tubular structure, and the inner cavity of the second embedded part comprises a rectangular hole (32) at the upper part and a cylindrical hole (33) at the lower part; the connecting rod (2) is sequentially provided with an upper clamping connector (21), a conical upper connecting rod (22), a cylindrical lower connecting rod (24) and a lower clamping connector (26) with a convex section from top to bottom; the upper clamping joint (21) is mushroom-shaped, and the lower part of the upper clamping joint corresponds to the through hole (11); the upper connecting rod (22) corresponds to the inner cavity of the upper sleeve (12), and the lower connecting rod (24) corresponds to the inner cavity of the lower sleeve (14); the bottom of the lower clamping joint (26) corresponds to the rectangular hole (32) in shape; during assembly, the connecting rod (2) is upwards inserted into the first embedded part (1) from the bottom opening of the first embedded part (1), the upper clamping connector (21) penetrates out of the through hole (11), the periphery of the through hole (11) is clamped on the top end of the upper connecting rod (22), the upper connecting rod (22) is located in the inner cavity of the upper sleeve (12), the lower connecting rod (24) is located in the inner cavity of the lower sleeve (14), and the lower clamping connector (26) penetrates through the rectangular hole (32) and extends into the cylindrical hole (33) to rotate at any angle, so that the connecting rod can be clamped with the second embedded part (3).

3. The concealed connecting member for panel furniture according to claim 2, wherein: the inner wall of the connecting part of the upper sleeve (12) and the lower sleeve (14) is provided with a circumferential convex edge (13); a circumferential groove (23) is arranged on the outer wall of the connecting part of the upper connecting rod (22) and the lower connecting rod (24); the rib (13) corresponds to the groove (23), and the rib (13) is clamped in the groove (23) during assembly.

4. The concealed connecting piece for panel furniture according to claim 2 or 3, wherein: and a bottom plug cover (4) is assembled in the bottom opening of the second embedded part (3).

5. The concealed connecting member for panel furniture according to claim 4, wherein: and expansion screw threads (5) are arranged on the outer wall of the lower sleeve (14) and the outer wall of the second embedded part (3).