CN209856159U - Invisible locking connecting piece for plate-type furniture - Google Patents

Abstract

The utility model relates to a stealthy locking connection spare of panel furniture relates to panel furniture equipment field, and it is not firm enough to connect between the stealthy connecting piece of present mainstream or between connecting piece and panel, easily takes place the pine and takes off, the utility model discloses a locking connection spare one, locking connection spare two, locking connection spare three and jump ring of mutually supporting, locking connection spare two comprises axle center coincidence, integrated into one piece's part A and part B, and part A comprises axle center coincidence, the round platform, little cylinder and the big cylinder that connect gradually, and big cylinder is connected with part B, and the great one end of round platform diameter is close to little cylinder, and the little cylinder of part A cooperatees with locking connection spare one through the jump ring; part B is cylindric, and part B side surface is equipped with the external screw thread, and part B passes through threaded connection and the cooperation of locking connecting piece three-phase. The utility model has the advantages of complete locking, preventing loosening.

Description

Invisible locking connecting piece for plate-type furniture

Technical Field

The utility model relates to a panel furniture equipment field, more specifically relates to a stealthy locking connection spare of panel furniture.

Background

The plate-type furniture is a detachable combined furniture which takes an artificial board as a main base material and a plate as a basic structure. At present, three-in-one connecting piece is generally adopted for vertically connecting two plates of the plate-type furniture and consists of an eccentric head, a connecting rod and an embedded nut. The working principle is as follows: the method comprises the steps of firstly, forming a hole in the front face of a plate, fixing an embedded nut and a connecting rod, then forming a hole in the side face and the front face of the other plate, inserting the connecting rod into a side face hole, and fixing the connecting rod through the front face hole by using an eccentric head. Because the connection is realized by rotating the eccentric cap and pulling the connecting rod clamped on the eccentric cap to move, the structural characteristics of the eccentric cap determine that the number of buckles for screwing the eccentric cap is few, the screwing relation between the eccentric cap and the plate is not stable, and the eccentric cap is difficult to loosen after a long time, so that the connection between the plate and the plate is loosened.

In addition, some invisible connecting pieces which are connected singly are arranged on the market, so that the disassembling and assembling steps are simplified, but the invisible connecting pieces do not have the locking function, and are loosened after a long time, so that accidents are easily caused.

How to solve the above technical problems has been the direction of efforts of those skilled in the art.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the technical problem that the existing invisible connecting piece can not be locked completely, the utility model provides a quick invisible connecting piece.

The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:

the utility model provides a stealthy locking connection spare of plate-type furniture, includes locking connection spare one, locking connection spare two, locking connection spare three and jump ring, its characterized in that: the locking connecting piece II consists of a part A and a part B which are overlapped at the axes and integrally formed, the part A consists of a circular table, a small cylinder and a large cylinder which are overlapped at the axes and sequentially connected, the large cylinder is connected with the part B, one end with a larger diameter of the circular table is close to the small cylinder, a groove is arranged between the circular table and the small cylinder, and the small cylinder of the part A is matched with the locking connecting piece I through a snap spring; part B is cylindric, and part B is kept away from part A's one end and is equipped with the recess, and part B passes through threaded connection and the cooperation of locking connecting piece three-phase.

Furthermore, a U-shaped groove is formed in the middle of the locking connecting piece I, a third through hole is formed in the bottom of the U-shaped groove, two sides of the U-shaped groove are respectively connected with a plate, the two plates are parallel to the bottom of the U-shaped groove, a first through hole and a second through hole are formed in the two plates respectively and are distributed in a three-symmetric mode with respect to the through holes, and the vertical distance between the bottom of the U-shaped groove and the two side plates is larger than the height of the round table of the

Furthermore, the locking connecting piece III is a T-shaped piece, the middle bump is provided with a through hole VI, the inner wall of the through hole VI is provided with an internal thread which is matched with an external thread arranged on the side surface of the part B of the locking connecting piece II, two sides of the locking connecting piece III are respectively provided with a through hole IV and a through hole V, and the through hole IV and the through hole V are symmetrically distributed around the through hole VI.

Furthermore, the locking connecting piece I, the locking connecting piece II and the locking connecting piece III are all made of metal or plastic materials.

The utility model has the advantages as follows:

1. the locking assembly and the locking connecting piece of the utility model are connected by screw thread, the locking connecting piece is connected with the plate by self-tapping screw, each part is firmly connected and completely locked, thereby effectively preventing looseness and avoiding danger;

2. the structure of the utility model such as screw thread and through hole is convenient to process and the production cost is low;

3. the transverse plate or the back plate is adjusted by screws, so that all the plates and the locking connecting piece are in the same plane, and the attractive effect is achieved.

Drawings

FIG. 1 is a first locking connection;

FIG. 2 is a second locking connector;

FIG. 3 is a third locking connection;

FIG. 4 is a schematic view of a combination of a first locking connector and a second locking connector;

FIG. 5 is a schematic view of assembly 11 mounted to the side of a sheet material;

FIG. 6 is a cross plate mounting schematic with the assembly 11;

FIG. 7 is a schematic view of the mounting of the back plate.

Description of the drawings: 1-a first through hole; 2-a second through hole; 3-through hole III; 4-locking the connecting piece two parts A; 5-locking the two parts of the connecting piece B; 6-through hole four; 7-through hole five; 8-through hole six; 9-a clamp spring; 10-locking connecting piece III; 11-a locking assembly; 12-a transverse plate; 13-side plate; 14-back plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention.

Example 1

As shown in fig. 2, the locking connecting piece II is composed of a part A4 and a part B5 which are overlapped at the axes and integrally formed, the part A4 is composed of a circular table, a small cylinder and a large cylinder which are overlapped at the axes and sequentially connected, the large cylinder is connected with the part B5, the end with the larger diameter of the circular table is close to the small cylinder, a groove is arranged between the circular table and the cylinder with the smaller diameter, and the small cylinder of the part A4 is matched with the locking connecting piece I through a snap spring 9; the part B5 is cylindrical, a groove is formed in one end, away from the part A4, of the part B5, and the part B5 is in three-phase fit with the locking connecting piece through threaded connection.

The circular truncated cone and the small cylinder of the part A4 of the locking connecting piece II penetrate through the locking connecting piece I, and the small cylinder of the locking connecting piece I and the small cylinder of the locking connecting piece II are fixed by using a snap spring at one side of the locking connecting piece I to form a locking assembly 11.

A hole is formed in the side face of the transverse plate 12, and the locking assembly 11 is fixed in the hole in the side face of the transverse plate 12 by using self-tapping screws, wherein the part B5 of the second locking connecting piece faces out of the hole.

As shown in fig. 6, sliding grooves are formed on both sides of the transverse plate 12, and the transverse plate 12 with the locking assembly 11 is pushed into the middle of the two side plates 13 with the protruding blocks along the sliding grooves to complete the installation.

As shown in fig. 7, the two side plates 13 are both provided with a groove, the back plate 14 is inserted into the groove of the corresponding side plate 13, a through hole is formed in the position of the back plate 14, which is opposite to the locking assembly 11, the locking connecting piece III is fixed with the locking connecting piece II B part 5 along the thread direction through the through hole of the back plate 14, and finally, the locking connecting piece III is fixed with the back plate 14 by using a self-tapping screw, and the assembly is completed.

Example 2

The implementation is further optimized on the basis of the embodiment 1, and specifically comprises the following steps:

as shown in fig. 1, a U-shaped groove is formed in the middle of the first locking connecting piece, three through holes 3 are formed in the bottom of the U-shaped groove, two sides of the U-shaped groove are respectively connected with one plate, the two plates are parallel to the bottom of the U-shaped groove, the two plates are respectively provided with a first through hole 1 and a second through hole 2, the first through hole 1 and the second through hole 2 are symmetrically distributed about the three through holes 3, and the vertical distance between the bottom of the U-shaped groove and the two side plates is greater than the height.

As shown in fig. 4, the circular truncated cone and the small cylinder of the part a of the locking connector ii penetrate through the through hole 3 from the convex side of the U-shaped groove of the locking connector i, and the locking connector i and the locking connector ii are fixed by using a snap spring at the concave side to form a locking assembly 11.

As shown in FIG. 5, a hole is formed on the lateral surface of the lateral plate 12, and the locking assembly 11 is fixed in the hole on the lateral surface of the lateral plate 12 by using a self-tapping screw through the through hole 1 and the through hole 2, wherein the part B of the second locking connecting piece faces to the outside of the hole.

Example 3

The implementation is further optimized on the basis of the embodiment 1 or 2, and specifically comprises the following steps:

as shown in fig. 3, the locking connecting piece three is a T-shaped piece, a through hole six 8 is formed in the middle of the locking connecting piece three, an inner thread is formed in the inner wall of the through hole six 8 and is matched with an outer thread on the side surface of the part B5 of the locking connecting piece two, a through hole four 6 and a through hole five 7 are respectively formed in two sides of the locking connecting piece three, and the through hole four 6 and the through hole five 7 are symmetrically distributed around the through hole six 8.

As shown in fig. 7, the size of the through hole of the back plate 14 is matched with the size of the middle bump in the middle of the locking connecting piece III, the locking connecting piece III is fixed with the part B5 of the locking connecting piece II along the thread direction through the through hole of the back plate 14, and finally, the locking connecting piece III is fixed with the back plate 14 through the through holes four 6 and five 7 on the two sides of the locking connecting piece III by using a self-tapping screw.

The above description is only for the preferred embodiment of the present invention, and the present invention is not limited thereto, the protection scope of the present invention is defined by the claims, and all structural changes equivalent to the contents of the description and drawings of the present invention should be included in the protection scope of the present invention.

Claims (4)

1. The utility model provides a stealthy locking connection spare of plate-type furniture, includes locking connection spare one, locking connection spare two, locking connection spare three and jump ring (9), its characterized in that: the locking connecting piece II consists of a part A (4) and a part B (5) which are overlapped at the axes and integrally formed, the part A (4) consists of a circular table, a small cylinder and a large cylinder which are overlapped at the axes and sequentially connected, the large cylinder is connected with the part B (5), one end of the circular table with a larger diameter is close to the small cylinder, a groove is arranged between the circular table and the cylinder with a smaller diameter, and the small cylinder of the part A (4) is matched with the locking connecting piece I through a clamp spring (9); part B (5) is cylindrical, a groove is formed in one end, away from part A (4), of part B (5), and part B (5) is connected with the locking connecting piece in a three-phase mode through threads in a matched mode.

2. The invisible locking connector for plate-type furniture according to claim 1, wherein: the middle of the first locking connecting piece is a U-shaped groove, the bottom of the U-shaped groove is provided with a third through hole (3), two sides of the U-shaped groove are respectively connected with a plate, the two plates are parallel to the bottom of the U-shaped groove, the two plates are respectively provided with a first through hole (1) and a second through hole (2), the first through hole (1) and the second through hole (2) are symmetrically distributed about the third through hole (3), and the vertical distance between the bottom of the U-shaped groove and the two side plates is greater than the height of the round table of.

3. The invisible locking connector for plate-type furniture according to claim 1, wherein: locking connecting piece three is the T type spare, and middle lug is equipped with through-hole six (8), and through-hole six (8) inner wall is equipped with the internal thread, cooperatees with the external screw thread that the B part (5) side surface of locking connecting piece two was established, and three both sides of locking connecting piece are equipped with through-hole four (6) and through-hole five (7) respectively, and through-hole four (6) and through-hole five (7) are about through-hole six (8) symmetric distribution.

4. The invisible locking connector for panel furniture according to claim 1, wherein: the locking connecting piece I, the locking connecting piece II and the locking connecting piece III are all made of metal or plastic materials.