CN202842944U

CN202842944U - Folding chair

Info

Publication number: CN202842944U
Application number: CN201220488929.XU
Authority: CN
Inventors: 李伟元
Original assignee: ANJI KABEL FURNITURE Co Ltd
Current assignee: ANJI KABEL FURNITURE Co Ltd
Priority date: 2012-09-24
Filing date: 2012-09-24
Publication date: 2013-04-03
Anticipated expiration: 2022-09-24

Abstract

The utility model discloses a chair, belonging to the field of household goods. The folding chair comprises a pair of front chair feet, a pair of rear chair feet, a seat, a backrest and handrails, wherein the front chair feet and the rear chair feet are coaxially connected by hinge shafts; the seat is rotatably connected on the hinge shaft by a rotary base; a connecting rod is fixedly connected between the pair of front chair feet; the seat is provided with an installation slot at a position corresponding to the connecting rod; and the installation slot is used for accommodating the connecting rod. According to the folding chair provided by the utility model, the installation slot and the groove are arranged below the seat, and used for fixing the positions of the connecting rod and a linking rod, so that the position of the unfolded chair is fixed. The folding chair is convenient to fold and unfold, has a simple structure and low cost.

Description

A kind of folding seat

Technical field

The utility model relates to a kind of household goods, especially for chair.

Background technology

The joint-stool that many types are arranged on the market, the gathering of most of chairs all need to go to swing with hand and draw the joint in, and the gathering joint is many, in case wherein there is a joint to go bad, is easy to cause and draws very trouble in.Such as patent CN201110075493.1, a lot of hinge members are arranged in this patent, structure is more complicated again, and the cost of maintenance is also higher later on.

The utility model content

The purpose of this utility model is to solve the problems of the technologies described above, and provides a kind of simple in structure, draws and open all easily folding seat in.

Technical solution of the present utility model is: a kind of folding seat, comprise a pair of front chair leg, a pair of rear chair pin, seat stool, backrest and handrail, by the coaxial connection of jointed shaft, described seat stool is rotatably connected on the jointed shaft by rotation seat between described front chair leg and the rear chair pin; Be fixedly connected with connecting rod between a pair of front chair leg, described seat stool arranges mounting groove in the position of corresponding connecting rod, and described mounting groove is used for accommodating connecting rod.

The seat stool of this folding seat can rotate around jointed shaft.The accommodating connecting rod of mounting groove, and the motion of restriction connecting rod, in connecting rod entered into mounting groove, the distance between front chair leg and the rear chair pin was just fixing, just in time reaches the use state.

As preferably, trace is set on the described connecting rod is connected with jointed shaft.

As preferably, on the described seat stool groove is set, described groove and mounting groove connect into the T font; Described groove is used for accommodating trace.

As further preferred, described trace is divided into the front connecting piece that is connected with connecting rod and the rear connecting piece that is connected with jointed shaft, and is hinged by pin between described front connecting piece and the rear connecting piece.Because chair will be folded up, the distance between connecting rod and the jointed shaft can diminish, so trace will be divided into two sections, and hinged between two sections.

As preferably, there is an extension hinged place that exceeds itself and pin on the described front connecting piece, and described extension arranges catch, and described catch is located at the rear connecting piece top to stop it to be upturned.When the chair back of rounding state be expanded to the use state namely the seat stool keep a horizontal level, if at this moment without limits, chair does not just support, can not be fixed on the use state, so need catch to limit angle between front connecting piece and the rear connecting piece, preferably can guarantee front connecting piece and rear connecting piece keeping parallelism, the maximum rotation angle is 180 °.

As preferably, described backrest is connected with the front chair leg upper end by the Plug Division; Described Plug Division has covered the hinged place of front chair leg and jointed shaft.Because front chair leg and jointed shaft are hinged, often can rotate, thereby cause lacquer or the problem such as get rusty, so wrap up this piece part with the Plug Division.

As further preferred, at the position of connecting hinge spindle protective cover is set on the described rear chair pin.Protective cover also is for the connecting portion of chair pin after covering with jointed shaft, prevents from lacquer or gets rusty to wait locally directly exposing outside, and owing in the hinged place; spacing between front chair leg and the rear chair pin is very little; easy tong, thus cover with protective cover, and contact in the Plug Division.

As preferably, the lower end of described rear chair pin is equipped with roller.Because when chair launched, front and back chair pin all landed often, frictional force is very large, be unfavorable for the expansion of chair pin, after the chair pin the lower end namely after the contact jaw of chair pin and bottom surface fill a roller, the expansion that roller can Convenient chair, the again conveniently conveying when chair back rounding state.

As further preferred, the lower end of described front chair leg is equipped with Non-slip material.When the user is sitting on the stool, because the lower end of front chair leg is on the contact jaw of front chair leg and bottom surface Non-slip material to be installed, on the rear chair pin roller is arranged, so be that front chair leg is motionless, rear chair pin moves backward, thus the chair back is unfolded.Organizing work of whole like this chair is just very simple.

The utility model beneficial effect is: this joint-stool is used for fixed connecting rod and trace position by under the present stool mounting groove and groove being set, thereby has fixed the position when chair launches.Launch and draw in easy to operately, simple in structure, cost is little.

Description of drawings

Fig. 1 is the utility model embodiment 1 perspective view;

Fig. 2 is the upward view of chair;

Fig. 3 is A-A face cutaway view among Fig. 2;

Fig. 4 is the partial enlarged drawing of B section among Fig. 2.

Among the figure, 1-front chair leg, 11-connecting rod, chair pin behind the 2-; the 3-backrest, 31-Plug Division, 4-rotation seat, 41-jointed shaft; the 42-protective cover, 5-handrail, 51-mounting groove, 511-groove; 6-seat stool, 7-trace, 71-pin; the 72-front connecting piece, 721-extension, 722-catch; the 73-rear connecting piece, 8-roller, 9-Non-slip material.

The specific embodiment

The utility model is described in further detail with embodiment below in conjunction with accompanying drawing.

Embodiment 1, shown in Fig. 1-4, a kind of folding seat, comprise a pair of front chair leg 1, a pair of rear chair pin 2, seat stool 6, backrest 3 and be fixed on the handrail 5 of rear chair pin 2 upper ends, pass through jointed shaft 41 coaxial connections between described front chair leg 1 and the rear chair pin 2, distance between a pair of front chair leg 1 is less than the distance between a pair of rear chair pin 2, and convenient so folding later on front chair leg 1 can be staggeredly placed with rear chair pin 2, can save the space.Described seat stool 6 is rotatably connected on the jointed shaft 41 by rotation seat 4; Rotation seat 4 is semicircular compressing tablet, and the two ends of compressing tablet have fixed part and seat stool to fix, and compressing tablet surrounds into a space with seat stool 6, and space content is put jointed shaft 41.

Connecting rod 11 of welding between a pair of front chair leg 1, connecting rod 11 is parallel with jointed shaft 41.The lower surface of described seat stool 6 arranges mounting groove 51 in the position of corresponding connecting rod 11, and described mounting groove 51 is used for accommodating connecting rod 11.Trace 7 is set on the described connecting rod 11 to be connected with jointed shaft 41.The lower surface 6 of described seat stool is offered groove 511, and described groove 511 connects into the T font with mounting groove 51; Described groove 511 is used for accommodating trace 7.Described trace 7 is divided into and the hinged front connecting piece 72 of connecting rod 11 and the rear connecting piece 73 hinged with jointed shaft 41, and is hinged by pin 71 between described front connecting piece 72 and the rear connecting piece 73.Because when drawing chair in, the distance between the chair pin of front and back reduces, so require trace 7 to be divided into two sections, and can fold, make the variable-length of connecting rod 7, when launching chair, ultimate range before and after must controlling well between the chair pin is so need again the trace 7 can regular length.So exceed the hinged place of itself and pin 71 at front connecting piece 72 extension 721 is arranged, described extension 721 arranges catch 722, and described catch 722 is located at rear connecting piece 73 tops to stop it to be upturned.And the upper surface of front connecting piece 72 and rear connecting piece 73 also can touch with groove 511, makes it and cannot be upturned again.

Described backrest 3 is connected with front chair leg 1 upper end by Plug Division 31; Described Plug Division 31 has covered the hinged place of front chair leg 1 with jointed shaft 41.At the position of connecting hinge spindle 41 protective cover 42 is set on the described rear chair pin 2.Plug Division 31 and protective cover 42 all are be used to covering hinged place, because these positions are fallen easily lacquer or got rusty, not allowing the outside see so cover, and can solve the problem of tong or thing.The lower end of described rear chair pin 2 is equipped with roller 8, and the lower end of described front chair leg 1 is equipped with Non-slip material 9.

Chair as long as chair is launched a little, is put on the ground upon deployment like this, the wedge stool 6 of then exerting oneself, the power of allowing its level for 6 one on stool of seat.Because there is Non-slip material 9 lower end of front chair leg 1, do not allow later on movability with ground friction, then there is roller the lower end of chair pin 2, easily motion, so during wedge stool 6, the backward motion of rear chair pin 2, chair has also just launched like this, when being pressed onto the use state, catch 722 can be pushed down rear connecting piece, like this after chair pin 2 just can not move backward again.

The operation that chair launches is also very simple, backrest 3 is connected connection with front chair leg, handrail 5 is connected with rear chair pin 2, as long as the end user stands in the chair rear side, because there is Non-slip material 9 lower end of front chair leg 1, because the frictional force ratio is easier to produce a support force, so as long as take this as fulcrum, lift backrest 3, make rear chair pin 2 perks, then chair pin 2 is close to front chair leg 1 after driving, and just can finish and draw action in.

Claims

1. folding seat, comprise a pair of front chair leg (1), a pair of rear chair pin (2), seat stool (6), backrest (3) and handrail (5), it is characterized in that: by the coaxial connection of jointed shaft (41), described seat stool (6) is rotatably connected on the jointed shaft (41) by rotation seat (4) between described front chair leg (1) and the rear chair pin (2); Be fixedly connected with connecting rod (11) between a pair of front chair leg (1), described seat stool (6) arranges mounting groove (51) in the position of corresponding connecting rod (11), and described mounting groove (51) is used for accommodating connecting rod (11).

2. by a kind of folding seat claimed in claim 1, it is characterized in that: trace (7) is set on the described connecting rod (11) is connected with jointed shaft (41).

3. by a kind of folding seat claimed in claim 2, it is characterized in that: on the described seat stool (6) groove (511) is set, described groove (511) connects into the T font with mounting groove (51); Described groove (511) is used for accommodating trace (7).

4. by a kind of folding seat claimed in claim 3, it is characterized in that: described trace (7) is divided into the front connecting piece (72) that is connected with connecting rod (11) and the rear connecting piece (73) that is connected with jointed shaft (41), and is hinged by pin (71) between described front connecting piece (72) and the rear connecting piece (73).

5. by a kind of folding seat claimed in claim 4, it is characterized in that: there is an extension (721) hinged place that exceeds itself and pin (71) on the described front connecting piece (72), described extension (721) arranges catch (722), and described catch (722) is located at rear connecting piece (73) top to stop it to be upturned.

6. by a kind of folding seat claimed in claim 1, it is characterized in that: described backrest (3) is connected with front chair leg (1) upper end by Plug Division (31); Described Plug Division (31) has covered the hinged place of front chair leg (1) with jointed shaft (41).

7. by a kind of folding seat claimed in claim 6, it is characterized in that: described rear chair pin (2) is upper to arrange protective cover (42) at the position of connecting hinge spindle (41).

8. by arbitrary described a kind of folding seat in the claim 1 to 7, it is characterized in that: the lower end of described rear chair pin (2) is equipped with roller (8).

9. by a kind of folding seat claimed in claim 8, it is characterized in that: the lower end of described front chair leg (1) is equipped with Non-slip material (9).