CN113898646A

CN113898646A - Connecting piece, coupling assembling and furniture for furniture

Info

Publication number: CN113898646A
Application number: CN202111246692.4A
Authority: CN
Inventors: 陈超
Original assignee: Hangzhou Muke Technology Co ltd
Current assignee: Hangzhou Muke Technology Co ltd
Priority date: 2021-10-26
Filing date: 2021-10-26
Publication date: 2022-01-07

Abstract

The invention relates to the technical field of furniture, and particularly discloses a connecting piece for furniture, a connecting assembly and the furniture. The connecting piece for furniture at least comprises a base shell, a traction part, a knob and a fixed guide part, wherein a base shell inner cavity is formed in the base shell, the traction part is located in the base shell inner cavity, the knob is used for driving the traction part to move in the base shell inner cavity, the traction part is provided with an elastic arm, an inclined guide part and a clamping hook, and the fixed guide part corresponds to the inclined guide part one to one. Compared with the prior art, the installation of the adjacent connecting pieces is realized through the connecting pieces for furniture, the connecting pieces are not structurally damaged, repeated disassembly and assembly can be carried out, the installation precision is not limited by the technical level of installation personnel, and the precision consistency is higher; the installation is concealed, so that the appearance is more attractive; the modular design of each part of the furniture is convenient, the production and the transportation of manufacturers are convenient, and the disassembly and the assembly of a user are convenient.

Description

Connecting piece, coupling assembling and furniture for furniture

Technical Field

The invention relates to the technical field of furniture, in particular to a connecting piece for furniture, a connecting assembly and the furniture.

Background

The field of traditional furniture, in which the ends of adjacent rod-shaped elements forming a frame, whether metal or wooden, are joined, usually by means of bolts, screws or the like. The traditional connection mode has the defects that the installation is laborious, the appearance of the exposed connecting pieces such as bolts and screws is influenced after the installation, and the connecting pieces are loosened after long-term use. In addition, this type of connection cannot be removed again after connection, and repeated removal and installation is difficult.

Disclosure of Invention

The invention aims to provide a connecting piece for furniture and a connecting component using the connecting piece, which are applied to the installation of an upper frame of the furniture, so as to solve the technical defects of difficult installation, influence on attractiveness and difficulty in repeated disassembly and assembly in the prior art.

In order to solve the technical problems, the technical scheme provided by the invention is as follows: a connecting element for furniture, comprising at least:

the inner part of the base shell is provided with a base shell inner cavity, and the front end of the base shell inner cavity is open;

the traction component is positioned in the inner cavity of the base shell, at least one pair of elastic arms is arranged at the front end of the traction component, inclined guide parts are arranged at the front ends of the elastic arms, clamping hooks are arranged at the front ends of the inclined guide parts, the extending directions of the adjacent inclined guide parts are symmetrical, the protruding directions of the adjacent clamping hooks are opposite, and the clamping hooks are provided with clamping hook end faces facing the front end face of the base shell;

the knob is rotatably and movably connected with the base shell, an eccentric cam is arranged at the position of the inner cavity of the shell of the knob, and a connecting hole which is in adaptive connection with the eccentric cam is formed in the traction part; and

the base shell is provided with fixed guide parts which correspond to the inclined guide parts one to one, and the fixed guide parts are used for driving the adjacent clamping hooks to move based on the symmetrical direction.

In a preferred embodiment, the front end of the base housing is provided with a pair of guiding portions disposed on both sides of the hook.

In a preferred embodiment, the base shell comprises an upper base shell and a lower base shell which are fastened to each other.

In a preferred embodiment, a plurality of sets of mutually adaptive buckles and grooves are arranged between the upper base shell and the lower base shell.

The knob further comprises a first hinge shaft and a second hinge shaft, the first hinge shaft is connected with the first hinge hole in an adaptive mode, the second hinge shaft is hinged to the second hinge hole, and the eccentric cam is located between the first hinge shaft and the second hinge shaft.

In a preferred embodiment, a clamping edge is further disposed between the first hinge shaft and the eccentric cam, and the diameter of the clamping edge is greater than that of the first hinge shaft.

In a preferred embodiment, the knob is movable relative to the base housing in an axial direction of the knob, and a compression spring sleeved on the knob is further disposed between the clamping rim and the lower base housing, and the compression spring is in a pre-compression state.

In a preferred embodiment, the upper end of the knob is provided with a connecting position.

Another embodiment of the present application, a connection assembly, includes at least:

the connecting piece for furniture;

the connecting end of the first connecting piece is provided with a first accommodating cavity for accommodating the connecting piece for furniture, the front end surface of a base shell of the connecting piece for furniture is flush with the end surface of the connecting end, one side of the first connecting piece is provided with a knob hole penetrating through the first accommodating cavity, and a third hinge shaft matched with the knob hole is arranged on the knob; and

the second connecting piece is provided with a second accommodating cavity for accommodating the clamping hook, a through hole for accommodating the clamping hook to enter the second accommodating cavity is formed in the side wall, opposite to the first connecting piece, of the second connecting piece, the height of the through hole is H, the minimum height of the adjacent clamping hook in an unopened state is H1, the maximum height of the adjacent clamping hook in an opened state is H2, and H is not less than H1 and is less than H2; the thickness of the side wall provided with the through hole of the second connecting piece is adapted to the minimum distance between the front end face of the base shell and the end face of the clamping hook.

Another embodiment of the present application, a piece of furniture, comprises at least the connecting assembly.

The connecting piece, coupling assembling and furniture for furniture of this embodiment compare with prior art, have following beneficial effect:

(1) the installation of adjacent connecting piece is realized through connecting piece for the furniture, does not have structural destruction to the connecting piece, can carry out repeated dismouting, and the precision of installation is not restricted by installer's technical merit, and the precision uniformity is higher.

(2) The hidden installation can not see the installation trace from the outward appearance, makes the outward appearance more pleasing to the eye.

(3) The modular design of each part of the furniture is convenient, the production and the transportation of manufacturers are convenient, and the disassembly and the assembly of a user are convenient.

Drawings

FIG. 1 is a schematic view showing a structure of a furniture connecting member in an initial state according to an embodiment;

fig. 2 is a sectional view schematically showing the structure of the furniture connector shown in fig. 1;

FIG. 3 is a schematic perspective view of a furniture connecting element according to an embodiment in a top view;

FIG. 4 is a perspective view of the furniture connector of FIG. 3;

FIG. 5 is a sectional view schematically showing the structure of the furniture connector shown in FIG. 3;

FIG. 6 is a schematic view of the furniture connector of FIG. 3 in an exploded configuration;

FIG. 7 is a perspective view of a traction member of the furniture coupling of FIG. 1;

FIG. 8 is a front view of the traction member of FIG. 7;

FIG. 9 is a top perspective view of the traction member of the furniture coupling of FIG. 3;

FIG. 10 is a perspective view of the traction member of the furniture connector of FIG. 3 from below;

FIG. 11 is a front view of the traction member of FIGS. 9 and 10;

FIG. 12 is a schematic top perspective view of a knob according to an embodiment;

FIG. 13 is a schematic bottom perspective view of the knob according to one embodiment;

fig. 14 is a partial structural view of the connecting assembly according to the second embodiment;

figure 15 is a partially exploded structural view of the connecting assembly of figure 14;

FIG. 16 is a partial cross-sectional structural view of the linkage assembly of FIG. 14;

fig. 17 is a schematic structural view of one of the components of a piece of furniture according to the third embodiment, including the connecting assembly according to the second embodiment;

fig. 18 is a schematic structural diagram of a piece of furniture according to the third embodiment.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as being fixedly connected, integrally connected, or detachably connected; may be communication within two elements; they may be directly connected or indirectly connected through an intermediate, and those skilled in the art will understand the specific meaning of the above terms in the present invention in specific situations.

Example one

A furniture connecting member of the present embodiment, as shown in fig. 1 to 6, includes a base housing 10, a pulling member 20, and a knob 30.

As shown in fig. 2 and 5, the base shell 10 of the present embodiment is provided therein with a base shell cavity 13 for mounting the traction component 20, and a front end of the base shell cavity 13 is open.

It should be noted that, as shown in fig. 1-5, in this embodiment, the open end of the base housing 10 is defined as a front end, and the opposite end where the knob is located is defined as a rear end.

Preferably, as shown in fig. 6, the base case 10 of the present embodiment includes an upper base case 11 and a lower base case 12 which are fastened to each other. The sidewall 112 of the upper base shell 11 is provided with a plurality of grooves 116, and correspondingly, the lower base shell 12 is provided with a plurality of buckles 122 adapted to the grooves 116.

The traction member 20 of the present embodiment is described by taking the example of providing three elastic arms, and correspondingly, it has three inclined guiding portions and three hooks. As shown in fig. 6 to 11, the locking device includes a main body 21, a pair of first elastic arms 22 are disposed on two sides of a front end of the main body 21, a first inclined guiding portion 23 extending obliquely downward is disposed on the front end of the first elastic arm 22, a first hook 24 protruding upward is disposed on the front end of the first inclined guiding portion 23, and the first hook 24 has a hook end surface 25 facing one side of the main body 21.

In the traction component 20 of the present embodiment, a second elastic arm 22 ' is disposed between two first elastic arms 22 at the middle of the front end of the main body 21, and a transition portion 26 extending obliquely downward is disposed between the second elastic arm 22 ' and the main body 21, as shown in fig. 8, so that a height difference exists between the first elastic arm 22 and the second elastic arm 22 '.

In this embodiment, the front end of the second elastic arm 22 ' is provided with a second inclined guiding portion 23 ' extending obliquely upward, and the extending direction of the second inclined guiding portion 23 ' is symmetrical to the extending direction of the first inclined guiding portion 23. The front end of the second inclined guide portion 23 'is provided with a downwardly convex second hook 24', and the second hook 24 'has a hook end surface 25' facing one side of the body 21.

Preferably, as shown in fig. 7 and 8, the initial state is a state in which the first hook 24 and the second hook 24' are overlapped in the height direction, that is, the minimum height thereof is H1. In this state, as shown in fig. 2, the hook end faces 25, 25' have a maximum distance L1 from the front end face of the base shell.

Preferably, the traction member 20 in the present embodiment is formed by press working.

In this embodiment, a knob 30 is provided for driving the traction member 20 to have a lengthwise displacement change within the base housing cavity.

As shown in fig. 12 and 13, the knob 30 of the present embodiment includes, in order from top to bottom, a third hinge shaft 36, a first hinge shaft 34, a catch 31, an eccentric cam 32, and a second hinge shaft 33. The first hinge shaft 34, the second hinge shaft 33 and the third hinge shaft 36 are coaxial, the diameter of the first hinge shaft 34 is larger than that of the third hinge shaft 36, and the diameter of the clamping edge 31 is larger than that of the first hinge shaft 34.

In this embodiment, the top end of the third hinge shaft 36 is provided with a connection position 35, and the connection position 35 is used for connecting with an auxiliary tool such as a wrench, a socket and the like so as to drive the knob to rotate. The connection sites 35 in this embodiment are preferably female quincunx connection slots, but could be any type of connection slot or connection end known in the art.

In this embodiment, as shown in fig. 6, correspondingly, the top wall 111 of the upper base shell 11 is provided with a first hinge hole 115 adapted to the first hinge shaft, and the lower base shell 12 is provided with a second hinge hole 123 adapted to the second hinge shaft. Preferably, in order to provide the knob with an axial movement space, an annular boss 124 is provided around the second hinge hole 123 to increase the longitudinal depth of the second hinge hole 123.

In this embodiment, the pulling member is provided with a connecting hole 27 adapted to the eccentric cam 32. It will be appreciated by those skilled in the art that the connecting hole 27 and the eccentric cam 32 should be in clearance fit, so that when the eccentric cam 32 rotates, the traction member is dragged to displace in the length direction in the inner cavity of the base housing, and the traction member does not rotate along with the eccentric cam.

Further, in this embodiment, the upper base shell 11 is provided with a first fixing guide portion 113 corresponding to the second inclined guide portion, the first fixing guide portion 113 extends obliquely downward, and during the process of moving the traction member backward, the second hook 24 'moves backward and is simultaneously moved downward based on the interaction between the first fixing guide portion 113 and the second inclined guide portion 23'.

Further, in the present embodiment, the lower base shell 12 is provided with a pair of second fixing guide portions 121 corresponding to the first inclined guide portions 23, and the second fixing guide portions 121 extend obliquely upward and are symmetrical to the extending direction of the first fixing guide portions 113. During the backward movement of the drawing member, the first hook 24 is shifted upward while moving backward based on the interaction between the second fixed guide 121 and the first inclined guide 23, and the direction of the shift is symmetrical to that of the second hook 24 ', as shown in fig. 5 and 9-11, when the drawing member 20 moves to the rear limit position, the first hook 24 and the second hook 24 ' are opened to have a maximum height H2, and at this time, as shown in fig. 5, the minimum distance between the hook end surfaces 25,25 ' relative to the front end surface of the base housing 10 is L2.

Further, in this embodiment, a movement section along the axial direction of the knob 30 is provided between the knob 30 and the base housing 10, as shown in fig. 2, 5 and 6, a compression spring 40 sleeved on the knob is further provided between the clip and the lower base housing, and the compression spring 40 is in a pre-compression state, so that the knob is maintained at the upper limit position. When the knob is pressed down for a fixed position, the compression spring 40 is further compressed, and when the pressing external force for the knob is contacted, the compression spring 40 is restored to the upper limit position under the restoring force of the compression spring 40.

Preferably, in this embodiment, the front end of the base housing 10 is provided with a pair of guide portions 114 disposed on both sides of the hook.

Example two

A connecting assembly of this embodiment, as shown in fig. 14 and 15, includes a first connecting member 50 and a second connecting member 60, wherein the first connecting member 50 and the second connecting member 60 are connected by a connecting member 100 for furniture shown in the first embodiment.

In this embodiment, a specific example is given in which the first and

second connectors

50 and 60 are both tubular members, and the first and

second connectors

50 and 60 are perpendicular to each other, wherein the furniture connector 100 connects the ends of the first and

second connectors

50 and 60 together.

As shown in fig. 14 to 16, the first connecting element 50 is provided with a first receiving cavity 51 for receiving the furniture connecting element 100, the front end surface of the base shell 10 of the furniture connecting element is flush with the end surface of the connecting end of the first connecting element 50, one side of the first connecting element 50 is provided with a knob hole 52 penetrating to the first receiving cavity 51, and the knob hole 52 is adapted to the third hinge shaft 36 provided on the knob.

In this embodiment, when the furniture connecting element 100 is combined with the first connecting element 50, the knob 30 is first pressed down, so that one end of the knob of the furniture connecting element 100 enters the first accommodating cavity 51, and when the furniture connecting element 100 is pushed into the position of the third hinge shaft 36 and the knob hole 52 on the knob, the third hinge shaft 36 extends out from the knob hole 52 under the action of the compression spring 40, thereby realizing the installation between the furniture connecting element 100 and the first connecting element 50.

To detach the furniture link 100 from the first link 50, the third hinge shaft 36 is first pressed until the third hinge shaft 36 is separated from the knob hole 52 in the height direction, and the furniture link 100 is then pulled out. In the whole dismounting process, the structures of the connecting piece 100 for furniture and the first connecting piece 50 are not damaged, the furniture can be conveniently dismounted and mounted repeatedly, the mounting precision is high, and the mounting precision can be guaranteed for any person.

In this embodiment, the second connecting member 60 is provided with a second receiving cavity 61 for receiving the hooks 24 and 24 ', and a through hole 63 for receiving the hooks 24 and 24' and the guiding portion 114 into the second receiving cavity is formed on a side wall of the second connecting member 60 opposite to the first connecting member 50.

Wherein, the height of the perforation is H, H1 is more than or equal to H < H2.

Furthermore, the thickness of the side wall 62 provided with the through hole of the second connecting piece is adapted to the minimum distance L2 between the front end surface of the base shell and the end surface of the clamping hook.

In this embodiment, when the first connector 50 and the second connector 60 need to be connected, first, the furniture connector 100 and the first connector 50 are mounted together, and the furniture connector 100 is in the state shown in fig. 1 and 2; then, the hooks 24, 24' and the guiding portion 114 are inserted into the second accommodating cavity 61 from the through hole; finally, the furniture link 100 is changed to the state shown in fig. 3 to 5 by rotating the knob 30 by the auxiliary tool. At this time, as shown in fig. 16, the hook end faces 25,25 'contact the inner wall of the side wall 62 of the second connector, and based on the characteristic that the thickness of the side wall 62 is adapted to the minimum distance L2, the side wall 62 is clamped by the hook end faces 25, 25' and the front end face of the base shell, so that the second connector and the first connector are mounted.

When the second connecting member needs to be detached from the first connecting member, the connecting member 100 for furniture is restored to the state shown in fig. 1 and 2 only by rotating the knob in the reverse direction, and the detachment of the second connecting member from the first connecting member can be realized. In the whole dismounting process, destructive dismounting is not available, and repeated dismounting can be performed through simple operation.

The connecting component of the embodiment has the advantages that the first connecting component, the second connecting component and the connecting component for furniture can be produced in a modularized mode, delivery can be independently packaged, a user can assemble the connecting component conveniently and quickly when the connecting component is installed, no special requirements are required for the technical level of assembly personnel, and assembly precision of the connecting component can be guaranteed for any person.

In the present embodiment, the first connecting member and the second connecting member are both tubular structures and are vertically installed as an example. It should be understood by those skilled in the art that the first connecting member and the second connecting member may be non-tubular members, such as a plate-like structure and a rod-like structure, and the first receiving cavity and the second receiving cavity are formed at suitable positions thereof, so that the furniture connecting member shown in the first embodiment can be used for installation.

EXAMPLE III

Fig. 18 shows a piece of furniture of this embodiment, which is a cabinet, to which the coupling assembly of the second embodiment is applied. As shown in fig. 17 and 18, the first connector 50 and the second connector 60 form a rectangular frame, and a plate-like structure 70 is attached to the inside of the rectangular frame. Preferably, the plate-shaped structure 70 and the first connector 50 and/or the second connector 60 may be connected by the furniture connector 100 shown in the first embodiment.

The furniture of the embodiment has the advantages that firstly, installation traces cannot be seen from the appearance, the concealed installation is adopted, and the appearance is more attractive; secondly, each part for furniture is in a modular design, so that the furniture is convenient to produce and transport; thirdly, as a user, the utility model can be very conveniently assembled together; fourthly, the installation precision is not limited by the level of installation personnel, and the precision consistency is ensured; fifthly, the furniture can be repeatedly disassembled and assembled, and the use experience of a user is improved.

It should be noted that, in this embodiment, only one cabinet is shown, and the furniture connecting piece shown in the first embodiment and the furniture connecting piece shown in the second embodiment may be applied to furniture, including but not limited to common furniture such as cabinets, tables, and tea tables.

In conclusion, the above description is only for the preferred embodiment of the present invention and should not be construed as limiting the present invention, and any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A connecting element for furniture, characterized in that it comprises at least:

2. The furniture connecting member according to claim 1, wherein a pair of guide portions provided on both sides of the hook is provided at a front end of the base shell.

3. A furniture connector according to claim 1 wherein said base shell comprises an upper base shell and a lower base shell which are snap-fitted to each other.

4. A furniture connecting member according to claim 3, wherein a plurality of sets of mutually adapted snaps and grooves are provided between said upper and lower base shells.

5. The connecting member for furniture according to claim 3 or 4, wherein the upper base shell is provided with a first hinge hole, the lower base shell is provided with a second hinge hole coaxial with the first hinge hole, the knob further comprises a first hinge shaft fittingly connected to the first hinge hole and a second hinge shaft hinged to the second hinge hole, and the eccentric cam is located between the first hinge shaft and the second hinge shaft.

6. The furniture connecting member according to claim 5, wherein a catching edge is further provided between said first hinge shaft and said eccentric cam, and a diameter of said catching edge is larger than a diameter of said first hinge shaft.

7. A furniture connecting member according to claim 6, wherein said knob is movable relative to said base housing in an axial direction of the knob, and a compression spring is provided between said catch and said lower base housing and is disposed around said knob, said compression spring being in a pre-compressed state.

8. A furniture connecting member according to claim 1, wherein the knob is provided at an upper end thereof with a connecting site.

9. A connection assembly, characterized by comprising at least:

a connecting member for furniture according to any one of claims 1 to 8;

10. Furniture, characterized in that it comprises at least a connection assembly according to claim 9.