CN212117610U

CN212117610U - Seat easy to assemble

Info

Publication number: CN212117610U
Application number: CN202020126059.6U
Authority: CN
Inventors: 王肖明; 王葵阳; 王斌; 王竹生; 张振道
Original assignee: UE Furniture Co Ltd
Current assignee: UE Furniture Co Ltd
Priority date: 2020-01-20
Filing date: 2020-01-20
Publication date: 2020-12-11
Anticipated expiration: 2030-01-20

Abstract

The utility model discloses an assemble simple and easy seat, including the back of the chair, supporting leg and seat support, the back of the chair be equipped with the pipe of pegging graft, it has the buckle hole to open on the pipe wall of the pipe of pegging graft, and back supporting leg upper end is equipped with the buckle, and back supporting leg is connected fixedly by inserting the pipe of pegging graft from bottom to top and with the buckle mode and the back of the chair. Compared with the prior art, the seat with simple assembly simplifies the assembly of the seat back and the rear supporting legs by utilizing the buckle fit, and only the rear supporting legs are required to be inserted into the seat back inserting holes, so that the assembly of the rear supporting legs and the seat back inserting holes is time-saving and labor-saving, and the time and the labor cost are saved. In addition, the detailed design on the chair back also increases the comfort of the chair.

Description

Seat easy to assemble

Technical Field

The utility model relates to a seat field, in particular to assemble simple and easy seat.

Background

As a common furniture article, the seat is indispensable in family household life. However, all parts of the seat on the market are connected by bolts and screws, and time and labor are wasted during assembly, so that the time and labor cost are increased.

CN 201620295851.8's chinese usage novel patent discloses a novel chair, including bracing piece, chair board and the back of the chair, the top surface rear side of chair board is equipped with the mounting groove, the mounting groove is the slope form, the back of the chair clamps in the mounting groove, back of the chair both sides wall bottom all is equipped with the mounting hole, the inside turn-ups of mounting hole opening, be equipped with the fixture block in the mounting hole, be equipped with the spring between fixture block bottom and the mounting hole bottom surface, the chair board lateral wall is equipped with the card hole, the card hole link up with the mounting groove mutually. The seat is more complicated in manufacturing because springs need to be added, the springs on two sides need to be tightly pressed and installed in the seat during assembly, and although the seat back can be disassembled and assembled, the seat back is provided with a complex spring mechanism, so that the processing cost is high.

Disclosure of Invention

The utility model overcomes the defects in the prior art and provides a seat which is easy to assemble, wherein the seat back is provided with an inserting pipe, and the pipe wall of the inserting pipe is provided with a buckling hole; the back supporting leg upper end is equipped with the buckle, and the back supporting leg is by lower up entering grafting pipe when, and the buckle detain when going into in the buckle hole of grafting pipe wall, the assembly of back supporting leg and the back of the chair has just been accomplished, back supporting leg is difficult to extract from the back of the chair, the utility model discloses step when the assembly is simple more swift.

The technical scheme of the utility model is realized like this:

the utility model provides an assemble simple and easy seat, includes the back of the chair, supporting leg and seat support, the back of the chair be equipped with the grafting pipe, the supporting leg from bottom to top inserts the grafting pipe and is connected fixedly with the back of the chair with the buckle mode.

The chair with simple assembly of the utility model is provided with the inserting pipe on the chair back, and the pipe wall of the inserting pipe is provided with the buckling hole; the back supporting leg upper end is extruded and is formed an extrusion portion, and the buckle forms on the outer wall of extrusion portion with the punching press mode, gets into the grafting pipe by lower up as the back supporting leg, and during the buckle detained the buckle hole of grafting pipe wall, the assembly of back supporting leg and back of the chair had just been accomplished, the back supporting leg is difficult to extract from the back of the chair.

Preferably, the wall of the insertion pipe is provided with a buckling hole; the position relation of the supporting legs relative to the seat can be divided into a front supporting leg and a rear supporting leg, and a buckle is arranged above the rear supporting leg; the rear supporting leg enters the inserting pipe and buckles the buckle into the buckle hole of the inserting pipe. The chair back and the rear supporting legs are connected in a buckling mode, the assembling steps are simple, the assembling is rapid, and the time and the labor cost are saved.

Preferably, the upper end of the rear supporting leg is extruded into a crescent-shaped extrusion part, and the buckle is formed on the outer wall of the extrusion part in a stamping mode. The extrusion part is observed from top to bottom, two ends of the diameter are taken as base points, pipe walls on two sides are attached on one side, and the buckle is easy to punch and form after the extrusion part is formed.

Preferably, the inner diameter of the plug tube is larger than the outer diameter of the rear support leg, the top of the plug tube extends downwards to form a strip-shaped protruding part, one protruding part is arranged in the middle of the buckling hole, and the protruding parts are arranged at intervals of 90 degrees in the circumferential direction; the buckle is gradually raised from top to bottom to form an inclined plane, and the lower surface of the inclined plane is vertical to the axis of the rear supporting leg. In order to facilitate the insertion of the rear support leg into the insertion pipe, the inner diameter of the insertion pipe is designed to be larger than the outer diameter of the rear support leg; the existence of the convex part ensures that the axes of the rear supporting leg and the splicing pipe are superposed; the buckle gradually protrudes from top to bottom to form an inclined plane, so that the buckle is easy to enter the buckle hole in the assembling process of the chair back and the rear supporting leg; because the lower surface of buckle is perpendicular with the axis of back supporting leg, the lower surface of buckle will be parallel with the lower surface in buckle hole promptly to make the buckle difficult to deviate from.

Preferably, a limiting plate extends downwards from the top of the insertion pipe, a bearing surface is formed at the junction of the extrusion part and the supporting leg, and the bearing surface seals the junction of the extrusion part and the supporting leg. The bearing surface eliminates edges and holes at the upper end of the supporting leg.

Preferably, the limiting plate is arranged towards the buckling hole, the limiting plate gradually keeps away from the buckling hole from top to bottom and forms an inclined edge, and a gap for inserting the extrusion part is formed between the inclined edge and the buckling hole. The limiting plate is fully attached to the extrusion part, and the vibration amplitude of the chair back after the assembly of the chair back and the rear supporting leg is completed is reduced.

Preferably, the chair back comprises a back plate for bearing the back of a human body, an insertion pipe and reinforcing ribs, the insertion pipe is located at the back of the back plate, the insertion pipe and the back plate are integrally formed, the thickness of the back plate is thin, and the back of the chair back is provided with a plurality of reinforcing ribs. The thickness of the back plate is thin, and the elasticity is increased, so that the assembly of the back of the chair and the rear supporting leg is more labor-saving; the reinforcing ribs reinforce the chair back and make up for the defect of thin and weak strength of the back plate.

Preferably, the surface of the chair back is provided with a plurality of round holes, the surface of the chair back close to the edge is provided with a circle of grooves, and the edge of the chair back is smooth. The round holes enable the chair back to be more breathable; the edge groove can be used for selecting and installing a proper back cushion, so that the requirements of various users are met, and the comfort is improved; the smooth edges without sharp edges and sharp corners ensure that the chair back is safer.

Preferably, the rear support leg has a bent portion at a middle position thereof, and the upper and lower rear support legs of the bent portion extend rearward. The upper side of the bending part extends backwards to enable the chair back to have a certain inclination angle, so that the comfort is improved; the lower side of the curved portion extends rearward to increase the compressive capacity of the seat as a whole.

Preferably, the seat is connected with the supporting legs through screws. The seat support is fixed on the supporting legs through screws, so that the disassembly and the assembly are convenient, and the cost is saved.

Adopted above-mentioned technical scheme the utility model discloses a design departure point, theory and beneficial effect are:

the utility model provides an assemble simple and easy seat compares prior art, the simple and easy seat of assembly utilize the buckle cooperation to simplify the equipment of the back of the chair and back supporting leg, only need with back supporting leg insert back of the chair spliced eye can, let assembly labour saving and time saving between them, saved time and human cost.

In addition, the detailed design on the chair back also increases the comfort of the chair.

Drawings

Fig. 1 is a schematic perspective view of a combination of a rear support leg and a seat back according to an embodiment of the present invention;

fig. 2 is a schematic perspective view illustrating a rear support leg and a seat back of the present invention when they are not assembled in an embodiment of the present invention;

FIG. 3 is a schematic perspective view of the pressing portion of the upper end of the rear support leg according to the embodiment of the present invention;

fig. 4 is a schematic cross-sectional view of the embodiment of the present invention showing the rear support leg and the seat back combined together;

FIG. 5 is a schematic cross-sectional view of a chair back according to an embodiment of the present invention;

fig. 6 is a schematic perspective view of the bottom of the chair back according to the embodiment of the present invention;

fig. 7 is a schematic perspective view of the back of the chair back according to the embodiment of the present invention;

fig. 8 is a schematic perspective view of the chair seat and the supporting legs of the present invention after being assembled.

The figures are numbered: a chair back 1; support legs 2; a seat 3; a back plate 4; a plug pipe 5; a reinforcing rib 6; a fastening hole 7; a front support leg 8; a rear support leg 9; a pressing section 10; an extrusion outer wall 11; a buckle 12; the first inclined surface 13; a plug tube top 14; a boss portion 15; a second inclined surface 16; a limit plate 17; the inclined edge 18; a void 19; a circular hole 20; a groove 21; a connecting rod 22; a first screw mounting hole 23; second screw mounting holes 24; a receiving surface 25.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

In the description of the present invention, the term "at least one" means one or more unless explicitly defined otherwise. The terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The specific implementation manner of the utility model is as follows:

as shown in figure 1, the utility model provides a chair with simple assembly, which comprises a chair back 1, supporting legs 2 and a chair seat 3.

As shown in fig. 2-4, the chair back 1 includes a back plate 4 for supporting the back of a human body, an insertion tube 5 and a reinforcing rib 6, the insertion tube 5 is located at the back of the back plate 4, the insertion tube 5 and the back plate 4 are integrally formed, a rectangular fastening hole 7 is formed on the wall of the insertion tube 5, and in order to enable the supporting leg 2 to easily enter the insertion tube 5, the inner diameter of the insertion tube 5 is designed to be larger than the outer diameter of the supporting leg 2.

The position relation of the supporting legs 2 relative to the seat 3 can be divided into a front supporting leg 8 and a rear supporting leg 9, the upper end of the rear supporting leg 9 is extruded into an extrusion part 10 in a crescent shape, and the extrusion part 10 is observed from top to bottom by taking two ends of the diameter as base points, and pipe walls at two sides are jointed at one side; the buckle 12 is formed by punching on the outer wall 11 of the extrusion part, the buckle 12 gradually protrudes from top to bottom to form a first inclined surface 13, the lower surface of the buckle is perpendicular to the axis of the rear supporting leg 9, the buckle 12 is in a right trapezoid shape when the buckle 12 is observed from the left side and the right side.

In the process of assembling the chair back 1 and the rear supporting legs 9, the rear supporting legs 9 are inserted into the inserting-connecting pipes 5 from bottom to top and are fixedly connected with the chair back 1 in a buckling mode.

As shown in fig. 5 and 6, a strip-shaped protrusion 15 extends downward from the top 14 of the insertion tube, one protrusion 15 is disposed in the middle of the fastening hole 7, the protrusions 15 are arranged at intervals of 90 degrees along the circumferential direction, and the protrusion 15 gradually approaches the inner wall of the insertion tube 5 from top to bottom to form a second inclined surface 16; a limiting plate 17 extends downwards from the top 14 of the plug pipe, the limiting plate 17 is arranged towards the fastening hole 7, the limiting plate 17 gradually separates from the fastening hole 7 from top to bottom to form a slant edge 18, and a gap 19 for inserting the extrusion part 10 is formed between the slant edge 18 and the fastening hole 7.

As shown in fig. 1 to 6, the chair back 1 and the rear support leg 9 are connected by a snap, specifically: because the inner diameter of the insertion pipe 5 is larger than the outer diameter of the rear supporting leg 9, the rear supporting leg 9 is simpler and more labor-saving when just inserted into the insertion pipe 5, a larger gap is formed between the rear supporting leg 9 and the insertion pipe 5, and the rear supporting leg 9 can also swing in the insertion pipe 5; when the rear supporting leg 9 continues to advance to the deep position and touches the convex part 15, the convex part 15 limits the radial movement of the rear supporting leg 9, so that the rear supporting leg 9 is overlapped with the axis of the inserting pipe 5, and in the process, because the buckle 12 gradually protrudes from top to bottom to form the first inclined surface 13, the confrontation of the buckle 12 and the convex part 15 is slowed down, and the assembling process is smoother; when the buckle 12 enters the buckle hole 7, the extrusion part 10 at the upper end of the rear support leg 9 is inserted into a gap 19 generated between the inclined edge 18 of the limit plate 17 and the buckle hole 7, so that the range of up-and-down movement and shaking of the chair back 1 on the rear support leg 9 is effectively reduced; because the lower surface of the buckle 12 is parallel to the lower surface of the buckle hole 7, the buckle 12 is not easy to be separated from the buckle hole 7.

As shown in fig. 1 and 7, the chair back 1 comprises a back plate 4 for bearing the back of a human body, an insertion tube 5 and a reinforcing rib 6, the back plate 4 is rectangular overall, the thickness of the back plate 4 is thin, and the elasticity is enlarged, so that the assembly of the chair back 1 and the rear supporting legs 9 is more labor-saving; the back of the chair back 1 is provided with a plurality of reinforcing ribs 6, and the reinforcing ribs 6 are transversely and longitudinally staggered, so that the chair back 1 is effectively reinforced, and the defect that the back plate 4 is weak in strength due to thin thickness is overcome.

The surface of the chair back 1 is provided with a plurality of round holes 20, a circle of grooves 21 are arranged on the surface of the chair back 1 close to the edge, and the edge of the chair back 1 is smooth.

As shown in fig. 1 and 8, the front support leg 8 and the rear support leg 9 on the same side of the left and right sides of the seat 3 are connected by a connecting rod 22, and the three are integrally formed; the seat 3 is horizontally disposed on the link 22, and the first screw mounting hole 23 of the seat 3 and the second screw mounting hole 24 of the link 22 are overlapped and screwed.

As shown in fig. 3, a receiving surface 25 is formed at the junction of the pressing portion 10 and the rear support leg 9, and the receiving surface 25 closes the junction of the pressing portion and the rear support leg. The bearing surface 25 can effectively eliminate edges and holes at the upper end of the rear supporting leg 9, and the assembly fluency of the rear supporting leg 90 and the chair back 1 is increased.

Claims

1. A seat with simple assembly is characterized in that: the chair comprises a chair back, supporting legs and a chair seat, wherein the chair back is provided with an insertion pipe, and the supporting legs are inserted into the insertion pipe from bottom to top and are fixedly connected with the chair back in a buckling mode.

2. The easy-to-assemble seat according to claim 1, wherein: the wall of the insertion pipe is provided with a buckling hole; the position relation of the supporting legs relative to the seat can be divided into a front supporting leg and a rear supporting leg, and a buckle is arranged above the rear supporting leg; the rear supporting leg enters the inserting pipe and buckles the buckle into the buckle hole of the inserting pipe.

3. The easy-to-assemble seat according to claim 2, wherein: the upper end of the rear supporting leg is extruded into a crescent-shaped extrusion part, and the buckle is formed on the outer wall of the extrusion part in a stamping mode.

4. The easy-to-assemble seat according to claim 3, wherein: the inner diameter of the plug-in pipe is larger than the outer diameter of the rear supporting leg, the top of the plug-in pipe extends downwards to form a long-strip-shaped protruding part, one protruding part is arranged in the middle of the buckling hole, and the protruding parts are arranged at intervals of 90 degrees in the circumferential direction; the buckle is gradually raised from top to bottom to form an inclined plane, and the lower surface of the inclined plane is vertical to the axis of the rear supporting leg.

5. The easy-to-assemble seat according to claim 3, wherein: the top of the inserting pipe extends downwards to form a limiting plate, a bearing surface is formed at the junction of the extrusion part and the supporting leg, and the bearing surface seals the junction of the extrusion part and the supporting leg.

6. The easy-to-assemble seat according to claim 5, wherein: the limiting plate set up towards the buckle hole to the limiting plate from top to bottom keeps away from the buckle hole gradually and forms a slope limit, forms one and supplies the male space of extrusion portion between this slope limit and the buckle hole.

7. The easy-to-assemble seat according to claim 2, wherein: the back of the chair including bear the weight of the backplate at human back, grafting pipe and strengthening rib, the grafting pipe is located the back of backplate to grafting pipe and backplate integrated into one piece, the thickness of backplate is thin, and the back of the chair has many strengthening ribs.

8. The easy-to-assemble seat according to claim 1, wherein: the surface of the chair back is provided with a plurality of round holes, the surface of the chair back close to the edge is provided with a circle of grooves, and the edge of the chair back is smooth.

9. The easy-to-assemble seat according to claim 2, wherein: the middle position of the rear supporting leg is provided with a bending part, and the rear supporting legs on the upper side and the lower side of the bending part extend backwards.

10. The easy-to-assemble seat according to claim 1, wherein: the seat is connected with the supporting legs through screws.