TWM644483U - Chairs that can form chair bench - Google Patents

Abstract

A chair capable of forming a row of chairs comprises a chair frame unit and a chair seat. The chair frame unit includes a frame body, two front chair legs and two rear chair legs. The chair frame unit also has a first engaging structure and a second engaging structure formed on the opposite side of the frame body from the first engaging structure. The first engaging structure has two wing parts respectively connected to one of the front chair legs and one of the rear chair legs. The second engaging structure has two protrusions respectively connected to the other front leg and the other rear leg, and two recesses located inside the protrusions. The recesses are used to engage with the wings of another chair that can form a row of chairs. The utility model can be quickly assembled or separated with another chair that can form a row of chairs without fixing pieces or tools.

Description

Chairs that can form rows of chairs

The present invention relates to a chair, in particular to a chair capable of forming rows of chairs.

The row of seats is suitable for various meeting or waiting occasions, such as meeting rooms, hospitals, government agencies, waiting areas or outdoor activity areas. The row of seats can provide people with seating and avoid the discomfort of standing for a long time. However, such rows of seats take up a lot of space and are inconvenient to store.

In addition to the traditional row of seats, multiple single chairs can be combined and fixed into a horizontally aligned row of chairs with multiple fixing clips. After use, they can be separated and stacked one by one for storage. Of course, they can also be separated according to the occasion. use. Although this combined row chair can be detached for convenient storage, it needs to purchase additional fixing parts such as the fixing clips, and it takes a lot of time to assemble and fix them.

Therefore, the purpose of the present invention is to provide a chair that can be quickly combined without fixing parts and can form rows of chairs.

Therefore, the novel chair capable of forming a row of chairs includes a chair frame unit and a chair seat.

The chair frame unit includes a frame body, two front legs arranged on the frame body at intervals along a left-right direction, and two rear legs arranged at intervals on the frame body along the left-right direction. The rear chair legs are spaced apart from the front chair legs in a front-rear direction substantially perpendicular to the left-right direction.

The chair frame unit also has a first engaging structure formed on one side of the frame body and connected to one of the front chair legs and one of the rear chair legs, and a first engaging structure formed on the frame body The opposite side and is connected to the second engagement structure of the other front chair foot and the other rear chair foot. The first engaging structure has two wing portions spaced apart in the front-rear direction and respectively connected to one of the front chair legs and one of the rear chair legs. The second engagement structure has two protrusions arranged at intervals in the front-rear direction and respectively connected to the other front chair foot and the other rear chair foot, and two protrusions corresponding to the protrusions in position and positioned at a concave portion inside the convex portions. The distance between the protrusions in the front-rear direction is greater than the distance between the wing parts in the front-rear direction. The second engaging structure is used to engage with the first engaging structure of another chair that can form a row of chairs, and the recesses are used to engage with the wings of another chair that can form a row of chairs. The seat is arranged on the frame body.

The effect of the present invention is that: when the present invention is combined with another chair that can form a row of chairs, the second engaging structure is used to engage with the first engaging structure of another chair that can form a row of chairs, and the recesses are engaged with the other chair. The equal wings of the chairs that can form rows of chairs The relative movement of the chairs in the left-right direction and the front-rear direction can be limited, thereby achieving the function of combination and fixation. The chairs can be quickly assembled or separated without fixing parts or tools, and the combination and separation methods are extremely convenient.

100, 100A, 100B: Chair

2: Chair frame unit

21: frame body

211: top left

212: top right

213: Mounting hole

24: First joint configuration

241: First fold

242: wing

243: Outer triangle

25: Second engagement configuration

251:Second lamination

252: convex part

253: Concave

254: Inner triangle

22: Front chair leg

23: Rear chair leg

3: seat

4: Chair back

41: opening

X: left and right direction

Y: front and rear directions

Z: up and down direction

D1, D2: distance

Other features and effects of the present invention will be clearly presented in the implementation manner with reference to the drawings, wherein: Fig. 1 is a perspective view of an embodiment of the present invention which can form a row of chairs; Fig. 2 is a perspective view of the embodiment Front view; Fig. 3 is a right side view of this embodiment; Fig. 4 is a top view of a chair frame unit of this embodiment; Fig. 5 is a partial perspective view of the chair frame unit; Fig. 6 is viewed from bottom to top A partial perspective view of the chair frame unit; Fig. 7 is a front view combining two of the embodiments; Fig. 8 is a top view of Fig. 7; Fig. 9 is an incomplete section taken along the line IX-IX in Fig. 8 and FIG. 10 is an incomplete sectional view taken along the line X-X in FIG. 7 .

Referring to FIG. 1 to FIG. 3 , an embodiment of the chair 100 capable of forming a row of chairs of the present invention includes a chair frame unit 2 , a seat seat 3 and a seat back 4 .

The chair frame unit 2 includes a frame body 21, two front legs 22 arranged on the frame body 21 at intervals along a left-right direction X, and two rear chair legs arranged at intervals on the frame body 21 along the left-right direction X twenty three. The rear chair legs 23 and the front chair legs 22 are spaced apart in a front-rear direction Y substantially perpendicular to the left-right direction X. The chair frame unit 2 of this embodiment is integrally formed by plastic.

Referring to Fig. 2, Fig. 4 and Fig. 5, the frame body 21 has a left top surface 211, a right top surface 212 spaced apart from the left top surface 211 in the left-right direction X, and a plurality of 211 and the mounting hole 213 between the right top surface 212 . The left top surface 211 is higher than the right top surface 212 in a vertical direction Z substantially perpendicular to the left-right direction X and the front-to-back direction Y.

The chair frame unit 2 also has a first engaging structure 24 formed on the right side of the frame body 21 and connected to the front chair foot 22 on the right side and the rear chair foot 23 on the right side, and a first joint structure 24 formed on the frame body 21 The left side is connected to the second engaging structure 25 of the left front leg 22 and the left rear leg 23 .

The first joint structure 24 has a first overlapping portion 241 connected to the right top surface 212 of the frame body 21, and two of the first overlapping portion 241 are arranged on the front and rear sides and connected to the right side respectively. The front leg 22 and the wing 242 of the rear leg 23 on the right side. Each of the wing portions 242 is substantially convex and has an outer triangular surface 243 facing the frame body 21 .

Referring to Fig. 1, Fig. 4 and Fig. 6, the second engagement structure 25 has a The second superimposed part 251 of the left top surface 211 of the frame body 21, the two front and rear sides of the second superimposed part 251 and are respectively connected to the left front leg 22 and the left rear leg 23 The protrusions 252, and two recesses 253 corresponding to the protrusions 252 and located inside the protrusions 252 in position. The distance D1 of the protrusions 252 in the front-back direction Y is greater than the distance D2 of the wing parts 242 in the front-back direction Y. Each of the recesses 253 has an inner triangular surface 254 facing the frame body 21 .

Referring to FIG. 1 , FIG. 2 and FIG. 4 , the seat 3 is installed on the frame body 21 through the mounting holes 213 . The seat 3 is used for people to ride. The seat back 4 extends upward from the seat 3 along a direction Z substantially perpendicular to the up-down direction. The chair back 4 is used for leaning against the back of a person. The seat back 4 includes an opening 41 adjacent to the seat 3 . In this embodiment, the chair back 4 and the seat 3 are integrally formed by plastic. In some variations, the seat back 4 and the seat 3 can also be manufactured separately and then assembled, or the seat back 4 can be omitted, or a soft cushion (not shown) can be added on the seat 3 .

Referring to Fig. 7 and Fig. 8, the manner of combining the chairs in rows according to the present invention will be described next. For the convenience of description, the two chairs are respectively marked as 100A and 100B below.

Firstly, the chair 100A is moved to the right side of the chair 100B, and then, the chair 100A is placed on the first joint structure 24 of the chair 100B from top to bottom to complete the assembly.

Referring to FIGS. 8 to 10 , the combined second joint structure 25 of the chair 100A is joined to the first joint structure 24 of the chair 100B, and the second joint structure 24 of the chair 100A is The portion 251 is superimposed on the first superimposing portion 241 of the chair 100B. The concave portions 253 of the chair 100A are joined to the wing portions 242 of the chair 100B, and the inner triangular surface 254 of each concave portion 253 of the chair 100A faces the outer triangular surface 243 of the chair 100B.

In addition, referring to FIG. 7 and FIG. 8, the adjacent two front chair legs 22 of the combined chairs 100A, 100B substantially overlap in the left-right direction X, and the adjacent two rear chair legs 23 overlap in the left-right direction X. substantially overlap. But this is not a limitation of the present invention. In some variations, the front legs 22 and/or the rear legs 23 can also be designed so that the tops of the chairs 100A, 100B are tilted towards each other, so that the combined chairs 100A, 100B Two adjacent front chair legs 22 and/or two rear chair legs 23 intersect with each other in the left-right direction X, which can also achieve the function of combination.

Since the present invention only needs to stack the chair 100A on the right side of the chair 100B from top to bottom when assembling, and make the recesses 253 of the chair 100A engage with the wings 242 of the chair 100B, the chairs 100A can be restricted. The relative movement of the chairs 100A and 100B in the left-right direction X and the front-back direction Y achieves the function of combination and fixation. If you want to separate the chairs 100A, 100B, you only need to pick up the chair 100A to separate from the chair 100B. Therefore, the present invention can quickly assemble or separate the chairs 100A, 100B without any fixing parts or tools. , the mode of combination and separation is extremely convenient, and the purpose of this novelty can indeed be achieved.

But what is described above is only an embodiment of the present invention, and should not limit the scope of implementation of the present invention with this. The simple equivalent changes and modifications made in the content still fall within the scope covered by this patent.

100: chair

2: Chair frame unit

242: wing

251:Second lamination

252: convex part

22: Front chair leg

23: Rear chair leg

3: seat

4: Chair back

41: opening

X: left and right directions

Y: front and rear directions

Z: up and down direction

Claims (10)

A chair capable of forming a row of chairs, comprising: A chair frame unit, comprising a frame body, two front chair legs spaced apart from the frame body along a left-right direction, and two rear chair legs spaced apart from the frame body along the left-right direction, the rear chair legs and the front chair feet are arranged at intervals in a front-rear direction substantially perpendicular to the left-right direction, wherein, The chair frame unit also has a first engaging structure formed on one side of the frame body and connected to one of the front chair legs and one of the rear chair legs, and a first engaging structure formed on the frame body The opposite side of the front chair foot and the second joint structure connected to the other rear chair foot, the first joint structure has two spaced apart in the front and rear direction and connected to one of the front chair foot and the other rear chair foot respectively The wing portion of one of the rear chair legs, the second engaging structure has two protrusions arranged at intervals in the front-rear direction and respectively connected to the other front chair leg and the other rear chair leg, and two in-position corresponding to the protrusions and located on the inner side of the protrusions, the distance of the protrusions in the front-rear direction is greater than the distance of the wings in the front-rear direction, wherein the second engagement structure the first engaging formation for engaging with another chair that can form a chair platoon, the recesses are for engaging with the wings of another chair that can form a chair platoon; and A seat is arranged on the frame body. The chair that can form a row of chairs as described in claim 1, wherein each wing has an outer triangular surface, and each recess has an inner triangle that is used to face the outer triangular surface of another chair that can form a row of chairs. triangular face. The chair that can form a row of chairs as claimed in claim 1, wherein when the second engaging structure is used to engage with the first engaging structure of another chair that can form a row of chairs, the adjacent two front chair legs The left and right directions are substantially overlapped, and the two adjacent rear chair legs are substantially overlapped in the left and right directions. The chair capable of forming a row of chairs according to claim 1, wherein the first joint structure further has a first overlapping portion connected to the frame body, and the wings are respectively formed at the front and rear of the first overlapping portion On both sides, the second joint structure also has a second overlapping portion connected to the frame body, the convex portions are respectively formed on the front and rear sides of the second overlapping portion, and the second overlapping portion is used for stacking Place it on the first overlapping part of another chair that can form a row of chairs. The chair capable of forming a row of chairs as described in claim 4, wherein the frame body has a left top surface connected to the second overlapping part, and a left top surface spaced apart from the left top surface in the left-right direction and connected to The right top surface of the first overlapping portion, the left top surface is higher than the right top surface in a vertical direction substantially perpendicular to the left-right direction and the front-to-back direction. The chair capable of forming a row of chairs as claimed in Claim 1, wherein the chair frame unit is integrally made of plastic. The chair capable of forming a row of chairs according to claim 1 further includes a chair back extending upward from the seat seat along an up-down direction substantially perpendicular to the left-right direction and the front-rear direction. The chair capable of forming a row of chairs as described in Claim 7, wherein the chair back and the seat seat are integrally formed of plastic. The chair capable of forming a row of chairs as claimed in claim 8, wherein the chair back includes an opening. The chair capable of forming a row of chairs as claimed in claim 1, wherein the frame body has a plurality of mounting holes for mounting the seat.