CN215890695U

CN215890695U - Locking type connecting piece for furniture

Info

Publication number: CN215890695U
Application number: CN202121657928.9U
Authority: CN
Inventors: 王敏
Original assignee: Anji Yuhao Furniture Technology Co ltd
Current assignee: Anji Yuhao Furniture Technology Co ltd
Priority date: 2021-07-21
Filing date: 2021-07-21
Publication date: 2022-02-22
Anticipated expiration: 2031-07-21

Abstract

The utility model relates to the technical field of furniture connection, and discloses a furniture locking type connecting piece which comprises a first furniture plate, wherein a second furniture plate is placed on the right side of the first furniture plate, a first transverse rod groove is transversely formed in the first furniture plate, a second transverse rod groove is transversely formed in the second furniture plate, the first transverse rod groove and the second transverse rod groove are communicated, an expansion pipe is sleeved in the first transverse rod groove, a long fixing rod is jointly installed in the expansion pipe and the second transverse rod groove, an expansion mechanism is arranged between the long fixing rod and the expansion pipe, a locking mechanism is arranged at the front end of the long fixing rod, the expansion pipe is only subjected to an outward force through the arrangement of the expansion mechanism, the expansion pipe can be used after being assembled and disassembled for the second time, and the expansion pipe can be used freely through the arrangement and the contraction mechanism, the first furniture panel and the second furniture panel can be connected more tightly.

Description

Locking type connecting piece for furniture

Technical Field

The utility model relates to the technical field of furniture connection, in particular to a furniture locking type connecting piece.

Background

When the furniture is installed, all the plate parts need to be connected, and the plate body connecting part is a furniture plate body connecting part which is widely applied at present. The connecting piece between the existing furniture plate bodies mainly comprises an expansion type connecting piece and a fastening type connecting piece, wherein the expansion type connecting piece is characterized in that a threaded rod gradually extrudes an expansion pipe in the rotating process, so that the expansion pipe is expanded outwards, open holes on the plate bodies are extruded, the external threads of the threaded rod are hung on screw threads in the expansion pipe, the threaded rod is not easy to fall off, and the plate bodies of two pieces of furniture are fixed.

However, traditional expansion type plate body connecting piece is when the threaded rod is rotatory, the expansion pipe can receive the effect outside expansion of rotation pressure, and the outside screw thread of threaded rod and the interior screw thread friction of expansion pipe, can make the interior screw thread wearing and tearing of expansion pipe, make the outside screw thread of threaded rod can not be connected with the interior screw thread meshing of expansion pipe completely, when carrying out the secondary dismouting, because the expansion pipe card is difficult to take out again at the inner wall of plate trompil, be not convenient for change the expansion pipe, the furniture plate that can lead to follow-up installation produces certain not hard up. Accordingly, one skilled in the art provides a locking type furniture connector to solve the above problems in the background art.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a locking connector for furniture, which solves the above problems.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a furniture locking formula connecting piece, includes first furniture plate, second furniture plate has been placed on the right side of first furniture plate, first horizontal pole groove has transversely been seted up to the inside of first furniture plate, second horizontal pole groove has transversely been seted up to the inside of second furniture plate, first horizontal pole groove with second horizontal pole groove link up each other, the inside in first horizontal pole groove is cup jointed and is installed the expansion pipe, the inside of expansion pipe with long dead lever is installed jointly to the inside in second horizontal pole groove, long dead lever with be provided with expansion mechanism between the expansion pipe, the front end of long dead lever is provided with locking mechanism.

As a still further scheme of the utility model: vertical screw holes are vertically formed in the second furniture plate, the vertical screw holes are communicated with the second transverse rod groove, fastening bolts are sleeved on internal threads of the vertical screw holes, conical bolt heads are fixedly connected to the bottom ends of the fastening bolts, vertical through holes are vertically formed in the long fixing rods, the right walls of the vertical through holes are arranged to be inclined planes, the inclination angles of the right walls of the vertical through holes are the same as the inclination angles of the side faces of the conical bolt heads, the conical bolt heads at the bottom ends of the fastening bolts are conveniently extruded into the vertical through holes, the long fixing rods move rightwards, the pressure of the extrusion blocks at the left ends of the long fixing rods on the extrusion grooves is enhanced, the expansion pipes are further expanded, and the fixity of the left ends of the long fixing rods is enhanced.

As a still further scheme of the utility model: the expansion mechanism comprises four extrusion blocks, the number of the extrusion blocks is four, the equal distances of the extrusion blocks are fixedly connected with the outer surface of the left end of the long fixing rod, four extrusion grooves are formed in the inner left end of the expansion pipe at equal distances, the direction of the longitudinal through hole is convenient to control, the longitudinal through hole is always kept in the vertical direction, the upper opening is larger than the lower opening, and when the fastening bolt is conveniently installed subsequently, the right wall of the longitudinal through hole can be extruded by the lowermost bolt head, so that the long fixing rod is further moved to the right.

As a still further scheme of the utility model: the extrusion block and the specification phase-match in extrusion groove, the cross-section of extrusion block all sets up to triangle-shaped and hypotenuse orientation the inside in extrusion groove makes the extrusion block can install into the extrusion groove, is convenient for fix long dead lever in the inside that is greater than the horizontal pole groove.

As a still further scheme of the utility model: locking mechanism includes horizontal inner chamber, horizontal inner chamber set up in the right-hand member of long dead lever, the left end of horizontal inner chamber with the right wall of vertical through hole link up each other, the inner wall left end equidistance rigid coupling of horizontal inner chamber has two stopper, the middle part rigid coupling of horizontal inner chamber has and runs through the ring, two sliding connection has the ejector pad between the stopper, the right-hand member rigid coupling of ejector pad has the connecting rod, just the right-hand member of connecting rod run through in run through the ring, the right-hand member rigid coupling of connecting rod has the front end briquetting, the right surface rigid coupling of front end briquetting has the pressure pad, the surface of connecting rod has cup jointed the spring, just the left end rigid coupling of spring in the right surface of ejector pad, the right-hand member rigid coupling of spring in the left surface that runs through the ring fixes long dead lever at the second horizontal bar inslot.

As a still further scheme of the utility model: the left surface of stopper and ejector pad all sets to the inclined plane, just the stopper with the inclined plane of ejector pad with the mutual parallel and level of right surface of vertical through hole is convenient for promote the ejector pad and moves to the right, makes the pressure pad support and leans on the inner wall in second horizontal bar groove to make the spring compression, make the spring always keep a power left, thereby make that first furniture plate and second furniture plate are connected inseparabler.

Compared with the prior art, the utility model has the beneficial effects that:

1. through setting up expansion mechanism, install the inside back of inflation pipe with long dead lever, can slide the inside of extrusion groove with the extrusion piece, thereby make the inflation of inflation pipe, the first horizontal bar groove of outer wall extrusion of inflation pipe, and this process, the inflation pipe only receives a power to the outside, do not have horizontal power, can not lead to the meshing incomplete phenomenon to appear between long dead lever and the inflation pipe, after the secondary dismouting, this inflation pipe can be used at will, and through setting up the extrusion piece and the extrusion groove of fixed quantity, can carry on spacingly to long dead lever, make the longitudinal through hole guarantee on vertical direction all the time.

2. Through setting up tightening mechanism, can make long dead lever further extrude second horizontal bar groove under the pushing action of the cone bolt head of fastening bolt front end, further make the expansion pipe extruded, strengthen the fastening nature of long dead lever left end, promote the front end briquetting simultaneously and move to the right, make the pressure pad support and lean on the inner wall in second horizontal bar groove, and the spring is compressed, makes the spring always keep a power left to make that first furniture plate and second furniture plate are connected inseparabler.

Drawings

FIG. 1 is a schematic view of a locking type connecting member for furniture;

FIG. 2 is a left side view of a long securing rod in a locking connection for furniture;

FIG. 3 is a schematic view of a structure of a long fastening feeling in a locking type connecting member for furniture;

FIG. 4 is a cross-sectional view of an expansion tube in a locking connection for furniture;

FIG. 5 is a left side view of a push block of the locking connection of a piece of furniture;

fig. 6 is a schematic structural view of a locking mechanism in a locking type connecting piece of furniture.

In the figure: 1. a first furniture panel; 2. a second furniture panel; 3. a vertical threaded hole; 4. fastening a bolt; 5. a tapered bolt head; 6. a long fixed rod; 7. a first cross bar slot; 8. a second cross bar slot; 9. an expansion tube; 10. a longitudinal through-hole; 11. extruding the block; 12. extruding a groove; 13. a limiting block; 14. a push block; 15. a connecting rod; 16. a spring; 17. a through ring; 18. a front-end pressing block; 19. a pressure pad; 20. a transverse inner cavity; 100. an expansion mechanism; 200. and (4) a locking mechanism.

Detailed Description

Referring to fig. 1 to 6, in the embodiment of the utility model, a furniture locking type connecting piece comprises a first furniture plate 1, a second furniture plate 2 is placed on the right side of the first furniture plate 1, a first cross bar groove 7 is transversely formed in the first furniture plate 1, a second cross bar groove 8 is transversely formed in the second furniture plate 2, the first cross bar groove 7 and the second cross bar groove 8 are communicated with each other, an expansion pipe 9 is sleeved in the first cross bar groove 7, a long fixing rod 6 is jointly installed in the expansion pipe 9 and the second cross bar groove 8, a vertical threaded hole 3 is longitudinally formed in the second furniture plate 2, the vertical threaded hole 3 and the second cross bar groove 8 are communicated with each other, a fastening bolt 4 is sleeved in the vertical threaded hole 3, a conical bolt head 5 is fixedly connected to the bottom end of the fastening bolt 4, a longitudinal through hole 10 is vertically formed in the long fixing rod 6, the right wall of the longitudinal through hole 10 is set to be an inclined plane, the inclined angle of the right wall of the longitudinal through hole 10 is the same as the inclined angle of the side face of the conical bolt head 5, an expansion mechanism 100 is arranged between the long fixing rod 6 and the expansion pipe 9, the expansion mechanism 100 comprises four extrusion blocks 11, the four extrusion blocks 11 are equidistantly fixedly connected to the outer surface of the left end of the long fixing rod 6, four extrusion grooves 12 are equidistantly formed in the inner left end of the expansion pipe 9, the specifications of the extrusion blocks 11 are matched with those of the extrusion grooves 12, the cross sections of the extrusion blocks 11 are all set to be triangular, the inclined edges face the inner portions of the extrusion grooves 12, through the expansion mechanism 100, after the long fixing rod 6 is installed in the expansion pipe 9, the extrusion blocks 11 can be slid into the inner portions of the extrusion grooves 12, so that the expansion pipe 9 is expanded, the outer wall of the expansion pipe 9 extrudes the first transverse rod groove 7, and in the process, the expansion pipe 9 is only stressed by one outward force, there is no lateral force, wear to the expansion tube 9 is reduced, and the expansion tube 9 can be used after the secondary disassembly and assembly.

In fig. 5 and 6: the front end of the long fixing rod 6 is provided with a locking mechanism 200, the locking mechanism 200 comprises a transverse inner cavity 20, the transverse inner cavity 20 is arranged at the right end of the long fixing rod 6, the left end of the transverse inner cavity 20 is communicated with the right wall of the longitudinal through hole 10, the left end of the inner wall of the transverse inner cavity 20 is fixedly connected with two limiting blocks 13 at equal intervals, the middle part of the transverse inner cavity 20 is fixedly connected with a through ring 17, a push block 14 is connected between the two limiting blocks 13 in a sliding manner, the right end of the push block 14 is fixedly connected with a connecting rod 15, the right end of the connecting rod 15 is communicated with the through ring 17, the right end of the connecting rod 15 is fixedly connected with a front end press block 18, the right surface of the front end press block 18 is fixedly connected with a press pad 19, the surface of the connecting rod 15 is sleeved with a spring 16, the left end of the spring 16 is fixedly connected with the right surface of the push block 14, the right end of the spring 16 is fixedly connected with the left surface of the through ring 17, the left surfaces of the limiting blocks 13 and the push block 14 are arranged into inclined planes, and the inclined planes of the limiting blocks 13 and the push block 14 are flush with the right surface of the longitudinal through hole 10, through setting up tightening mechanism 200, can make long dead lever 6 further extrude into second horizontal pole groove 8 under the pushing action of the conical bolt head 5 of fastening bolt 4 front end, further make expansion pipe 9 extruded, strengthen the fastening nature of long dead lever 6 left end, promote simultaneously that front end briquetting 18 moves to the right, make pressure pad 19 support and lean on the inner wall in second horizontal pole groove 8, compress spring 16, make spring 16 always keep a power to the left, thereby make that first furniture plate 1 and second furniture plate 2 connect inseparabler.

The working principle of the utility model is as follows: when the first furniture plate 1 and the second furniture plate 2 are fixed, the positions of the first furniture plate 1 and the second furniture plate 2 are adjusted to enable the first cross rod groove 7 and the second cross rod groove 8 to be located at the same horizontal height, the expansion pipe 9 is installed inside the first cross rod groove 7, the two extrusion grooves 12 inside the expansion pipe 9 are located in the vertical direction, then the long fixing rod 6 is installed inside the expansion pipe 9, the extrusion block 11 at the left end of the long fixing rod 6 slides into the extrusion grooves 12 to force the expansion pipe 9 to extrude and expand to fix the long fixing rod 6, the right end of the long fixing rod 6 is installed inside the second cross rod groove 8, when the long fixing rod 6 is installed, the side with the larger opening of the longitudinal through hole 10 is ensured to always face the vertical threaded hole 3, after the long fixing rod 6 is installed, the fastening bolt 4 is installed into the vertical threaded hole 3, after the tapered bolt head 5 at the lower end of the fastening bolt 4 comes into contact with the right inner wall of the longitudinal through-hole 10, the fastening bolt 4 is continuously screwed to force the long fixing rod 6 to move rightwards, so that the extrusion block 11 at the left end of the long fixing rod 6 is further extruded into the extrusion groove 12, so that the expansion tube 9 further presses the first cross bar groove 7, the left end of the long fixing bar 6 is further fixed, when the conical bolt head 5 contacts the push block 14, the push block 14 is pressed to move rightwards, so that the pressure pad 19 abuts against the inner wall of the second cross bar groove 8, the spring 16 is compressed at this time, so that the pushing block 14 has a leftward pushing force, and a leftward force is also applied to the front pressing block 18 fixed at the right end of the connecting rod 15, under the interaction of the two lateral forces, the long fixing rod 6 is fixed inside the second transverse rod groove 8, and finally the first furniture plate 1 and the second furniture plate 2 are locked with each other.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to or changed within the scope of the present invention.

Claims

1. A furniture locking connector, comprising a first furniture plate (1), characterized in that, a second furniture plate (2) is arranged on the right side of the first furniture plate (1), a first cross bar groove (7) is transversely arranged in the first furniture plate (1), a second cross bar groove (8) is transversely arranged in the second furniture plate (2), the first cross bar groove (7) and the second cross bar groove (8) are communicated with each other, an expansion pipe (9) is sleeved and mounted inside the first cross bar groove (7), a long fixing rod (6) is arranged in the expansion pipe (9) and the second cross rod groove (8) together, an expansion mechanism (100) is arranged between the long fixing rod (6) and the expansion pipe (9), and a locking mechanism (200) is arranged at the front end of the long fixing rod (6).

2. The locking type connecting piece for furniture according to claim 1, wherein a vertical threaded hole (3) is longitudinally formed in the second furniture plate (2), the vertical threaded hole (3) and the second cross bar groove (8) are communicated with each other, a fastening bolt (4) is sleeved on an internal thread of the vertical threaded hole (3), a conical bolt head (5) is fixedly connected to the bottom end of the fastening bolt (4), a longitudinal through hole (10) is vertically formed in the long fixing rod (6), a right wall of the longitudinal through hole (10) is arranged to be an inclined plane, and an inclination angle of the right wall of the longitudinal through hole (10) is the same as an inclination angle of a side surface of the conical bolt head (5).

3. The locking type connecting piece for furniture according to claim 2, wherein the expansion mechanism (100) comprises four extrusion blocks (11), the four extrusion blocks (11) are fixedly connected to the outer surface of the left end of the long fixing rod (6) at equal intervals, and four extrusion grooves (12) are formed in the inner left end of the expansion pipe (9) at equal intervals.

4. A furniture locking connection according to claim 3, characterized in that the dimensions of the squeezing block (11) and the squeezing groove (12) are matched, the cross-section of the squeezing block (11) is arranged triangular and the hypotenuse faces the inside of the squeezing groove (12).

5. The furniture locking type connecting piece according to claim 4, wherein the locking mechanism (200) comprises a transverse inner cavity (20), the transverse inner cavity (20) is arranged at the right end of the long fixing rod (6), the left end of the transverse inner cavity (20) is communicated with the right wall of the longitudinal through hole (10), two limiting blocks (13) are fixedly connected with the left end of the inner wall of the transverse inner cavity (20) at equal intervals, a penetrating ring (17) is fixedly connected with the middle part of the transverse inner cavity (20), a pushing block (14) is slidably connected between the two limiting blocks (13), a connecting rod (15) is fixedly connected with the right end of the pushing block (14), the right end of the connecting rod (15) penetrates through the penetrating ring (17), a front pressing block (18) is fixedly connected with the right end of the connecting rod (15), a pressing pad (19) is fixedly connected with the right surface of the front pressing block (18), the surface of the connecting rod (15) is sleeved with a spring (16), the left end of the spring (16) is fixedly connected to the right surface of the push block (14), and the right end of the spring (16) is fixedly connected to the left surface of the penetrating ring (17).

6. The locking type connecting piece for furniture according to claim 5, characterized in that the left surfaces of the limiting block (13) and the pushing block (14) are arranged as inclined surfaces, and the inclined surfaces of the limiting block (13) and the pushing block (14) and the right surface of the longitudinal through hole (10) are flush with each other.