CN205053395U

CN205053395U - Folding chair

Info

Publication number: CN205053395U
Application number: CN201520693604.9U
Authority: CN
Inventors: 陈伟新
Original assignee: Individual
Current assignee: Individual
Priority date: 2015-09-09
Filing date: 2015-09-09
Publication date: 2016-03-02
Anticipated expiration: 2025-09-09

Abstract

The utility model provides a folding chair, includes chair frame body and seat, and chair frame body includes side arm and after -frame, and preceding, after -frame all includes two stabilizer blades most likely, and the upper end and the pin joint of side arm stabilizer blade looks of after -frame stabilizer blade are connected, the second pin joint portion looks pin joint of distolateral and after -frame stabilizer blade behind this seat, this second pin joint position in this the below of after -frame stabilizer blade upper end, a projection is established respectively to the seat both sides, and two stabilizer blades of side arm are to being equipped with a C type spout respectively by the projection, and C type spout extends and has first end and second end along the length direction of side arm stabilizer blade, and the outer end of this projection corresponds the projection extremely respectively in the C type spout, wherein, work as the projection slides during C type spout first terminal, folding chair is in development condition, and slide the second when terminal, folding chair is in the state of accomodating. The utility model discloses a folding chair has simple structure, convenient operation, characteristic safe in utilization.

Description

Folding seat

Technical field

The application relates generally to a kind of chair, particularly a kind of joint space-efficient foldable chair.

Background technology

Chair is the furniture that every household all can be used, comprise containing backrest and not containing backrest, and chair comprises foldable chair and non-foldable chair.Nowadays room rate rises, and for urban family, every one-inch space of family is all very expensive, and the convenience in order to live, all kinds of furniture has taken again the every nook and cranny in house.Therefore, it is possible to joint space-efficient folding furniture to comprise foldable chair all the time just welcomed by the people.Foldable chair also has a benefit to be convenient to carrying.It is for people to use that a lot of curbsides snack also can lay out desk chair, and also these desk chairs will be accepted after closing and transport house back, and therefore foldable chair is usually the first-selection of these persons of setting up a stall.

And although existing many foldable chair are available, still there is its structure relative complex, operate also very loaded down with trivial details, the defects such as poor safety performance.Therefore, the purpose of this utility model is to provide a kind of novel foldable chair.

Utility model content

One of the purpose of this utility model is to provide the foldable chair that a kind of structure is simple, easy to operate and security performance is good.

The technical solution of the utility model comprises: a kind of folding seat, comprises chair frame body and seat, comprising: this chair frame body comprises side arm and after-frame, and this side arm comprises two legs, and this after-frame also comprises two legs; The upper end of described after-frame two legs is articulated with the first articulated section of described side arm leg and is connected;

This seat comprises front and rear end side, and the second articulated section of rear end side and described after-frame two legs of this seat is articulated and is connected, and this second articulated section is positioned at the position of below after-frame leg upper end described in this;

Wherein, the described seat left and right sides is respectively equipped with a projection, two legs of described side arm are to being respectively equipped with a C type chute by projection, described C type chute extends along the length direction of described side arm leg and has the first end and the second end, and the outer end of two projections of this seat respectively correspondence protrudes in described C type chute;

Wherein, when described projection slides into the first end of described C type chute, the upper surface of described seat makes described folding seat be in deployed condition upward; When described projection slides into the second end of described C type chute, the upper surface of described seat makes described folding seat be in receiving state backwards.

Further, described C type chute is provided with a limiting section near the position of the first end and/or the second end.

Wherein, described limiting section is the fin that is arranged on bottom described C type chute or is arranged at the projection that this C type chute wall can form undergauge structure.

Further, be connected with a crossbeam between two legs of described side arm, when folding seat is in deployed condition to the upper surface of described seat upward, the lower surface of described seat is by described cross beam support.

Further, the degree of depth of described C type chute is less than the thickness of described side arm leg.

Further, first end of described C type chute extends to the outside, side of described side arm leg width, this after-frame leg is provided with a holding tank to first end that should extend, when making described projection slide into the second end of described C type chute, two legs of this side arm are relative with two legs of described after-frame to be drawn close, and the first end of described C type chute embeds this holding tank.

Further, the pivot joint connection of described first position, articulated section is connected with the pivot joint of the second position, articulated section all with bolt or pin realization.

Further, have the first distance between described projection and seat rear end side, have second distance between described projection and seat front, described first distance is more than or equal to second distance; The balance of entirety and bearing capacity during to ensure that folding seat uses.

Advantageous Effects of the present utility model is:

Folding chair structure of the present utility model is very simple compared to prior art, launch and storage time, seat only need be pulled to make the projection of its left and right sides move to about described side arm C type chute first end or the second end on two legs and just can realize expansion and the receipts overlapping state of folding seat.Wherein C type groove is blind slot (bottom does not penetrate leg), therefore is not easy heave in foreign material or clothing or finger, therefore uses fool proof.Building block of the present utility model is few, and except a few position needs except pivot joint, other positions all can be made into integral piece (as one-body molded), and having can the characteristic of rapid-assembling.

Accompanying drawing explanation

Above-mentioned and other Characteristics and advantages of the present invention will be better understood in the description of the preferred embodiment mode provided with reference to accompanying drawing below, wherein:

Structural representation when Fig. 1 is the folding seat expansion of a preferred embodiment of the present utility model.

Fig. 2 is the chair frame body construction schematic diagram of folding seat embodiment illustrated in fig. 1.

Fig. 3 is the seat plan structure schematic diagram of folding seat embodiment illustrated in fig. 1.

Fig. 4 is folding seat embodiment illustrated in fig. 1 structural representation when folding.

Detailed description of the invention

In order to make the technical solution of the utility model be easier to understand, below enumerating a preferred embodiment of the present utility model and being explained, not as the restriction to the utility model technical scheme required for protection.It should be noted that, occur in present specification all " front of chair, rear " all with a side of people's face orientation when use folding seat for front, and back towards a side be rear; And " upper and lower " wherein refers to that general direction points into the sky and the direction on ground, the left and right sides of human body when " left and right sides " is people's normal seat.

In order to describe a specific embodiment of the present utility model in detail, refer to shown in Fig. 1,2,3; Wherein folding seat 100, comprise chair frame body 1 and seat 2, specifically wherein chair frame body 1 is shown in Figure 2, and the top view of seat 2 is shown in Figure 3, and chair frame body 1 is combined with seat 2 and the overall diagram launched can be shown in Figure 1.As Fig. 2, chair frame body 1 comprises side arm 11 and after-frame 12, and side arm 11, except the chair back, also comprises two legs 111 in left and right; After-frame 12 also comprises two legs 121, and wherein the upper end 122 of two legs 121 of after-frame is articulated with the first articulated section 1112 of side arm leg 111 and is connected, specifically can a pin pivot joint.Seat 2 comprises front 21 and rear end side 22, and wherein rear end side 22 is articulated with the second articulated section 1212 of two legs 121 of after-frame and is connected, too can with a pin pivot joint.As shown in the figure, the second articulated section 1212 is positioned at the lower position of after-frame leg upper end 122, is also positioned at the below of the first articulated section 1112.

Continue to see Fig. 2 and Fig. 4, at the medial surface of two legs 111 of side arm 11, the left and right sides towards seat 2 is respectively equipped with a C type chute 113 again, and its length direction along side arm leg 111 extends and has the first end 1131 and the second end 1132.C type chute is the blind slot that bottom does not penetrate, and namely the degree of depth of C type chute 113 is less than the thickness of side arm leg, avoids in the outside of folding seat 1 exposed, increases safety coefficient.

Again shown in composition graphs 3, Fig. 4, the left and right sides of seat 2, be preferably near seat middle section position not correspondence be provided with a projection 23, projection 23 can be the isometrical cylinder that outer end is curved end, also can be outer end and is curved end and the relatively wide mushroom bodily form in outer end.Projection 23 just may correspond to and protrudes in the C type chute 113 of the left and right sides.According to said structure, when projection 23 slides into the first end 1131 of C type chute, seat 2 strut side arm 11 and after-frame 12 make the two away from, make the upper surface of seat 2 make described folding seat 100 be in deployed condition upward, now can be sitting in folding seat 100 for people; And when the projection 23 of the left and right sides slides into the second end 1132 of C type chute 113, seat 2 draws side arm 11 over to one's side and after-frame 12 makes the two close up, the upper surface of seat 2 makes described folding seat 100 be in receiving state backwards, can save occupation of land and space.

In order to increase security when folding seat 100 uses further, assuming that there is the first distance between projection 23 and side, seat rear end 22, between projection 23 and seat front 21, there is second distance, then the first distance is more than or equal to second distance, the balance of entirety and bearing capacity during to ensure that folding seat uses.

Carefully see Fig. 1,2 and Fig. 4 again, in order to strengthen the stability that folding seat 100 uses further, a limiting section 1133 can be set up near the position of the first end 1131 at C type chute, projection after slipping into end 23 can not be return on former road easily, and make folding seat 100 produce automatic folding thus cause the accident.Similarly, also a limiting section can also be established at C type chute near the position of the second end 1132.Limiting section specifically can be the fin that is arranged on bottom described C type chute 113 or is arranged at the projection that this C type chute wall can form undergauge structure.

Further, as shown in Figure 2, a crossbeam 114 can be connected with between two of side arm 11 leg 111, can seat 2 lower surface of supported folding chair when launching, increase the bearing capacity of folding seat 100.

Further, as shown in Figures 2 and 4, the first end 1131 of C type chute 113 may extend to the outside, side of side arm leg 111 width, and after-frame leg 121 is provided with a holding tank 123 to first end 1131 that should extend.When projection 23 slides into the second end 1132 of described C type chute 113, now, side arm two legs 111 and described after-frame two legs 121 are corresponding to be drawn close, and now the first end 1131 of described C type chute just may correspond to embedding holding tank 123, stabilize the stability of folding seat 100 folding further.

Only describe principle of the present utility model by way of example above, but be not meant to this novel protection domain of restriction.On the contrary, structure described herein or feature can be presented as other forms many, and the feature described in one embodiment can combine with the further feature in other embodiment and form new embodiment.When not departing from the essence and scope that are defined by the claims, those skilled in the art can carry out various substituting and amendment to above-described embodiment.

Claims

1. a folding seat, comprises chair frame body and seat, and its feature comprises:

This chair frame body comprises side arm and after-frame, and this side arm comprises two legs, and this after-frame also comprises two legs; The upper end of described after-frame leg is articulated with the first articulated section of described side arm leg and is connected;

This seat comprises front and rear end side, and the rear end side of this seat is articulated with the second articulated section of two legs of described after-frame and is connected, and this second articulated section is positioned at the position of below after-frame leg upper end described in this;

Wherein, when described projection slides into the first end of described C type chute, the upper surface of described seat makes described folding seat be in deployed condition upward;

When described projection slides into the second end of described C type chute, the upper surface of described seat makes described folding seat be in receiving state backwards.

2. a kind of folding seat according to claim 1, is characterized in that, described C type chute is provided with a limiting section near the position of the first end and/or the second end.

3. a kind of folding seat according to claim 2, is characterized in that, described limiting section is the fin that is arranged on bottom described C type chute or is arranged at the projection that this C type chute wall can form undergauge structure.

4. a kind of folding seat according to claim 1, is characterized in that, is connected with a crossbeam between two legs of described side arm, and when folding seat is in deployed condition to the upper surface of described seat upward, the lower surface of described seat is by described cross beam support.

5. a kind of folding seat according to claim 1, is characterized in that, the degree of depth of described C type chute is less than the thickness of described side arm leg.

6. a kind of folding seat according to claim 1, it is characterized in that, first end of described C type chute extends to the outside, side of described side arm leg width, this after-frame leg is provided with a holding tank to first end that should extend, when making described projection slide into the second end of described C type chute, two legs of this side arm are relative with two legs of described after-frame to be drawn close, and the first end of described C type chute embeds this holding tank.

7. a kind of folding seat according to any one of claim 1-6, is characterized in that, the pivot joint of described first position, articulated section connects and is connected all with bolt or pin realization with the pivot joint of the second position, articulated section.

8. a kind of folding seat according to any one of claim 1-6, is characterized in that, has the first distance between described projection and seat rear end side, has second distance between described projection and seat front, and described first distance is more than or equal to second distance.