CN201188994Y

CN201188994Y - Leisure air-actuated chair

Info

Publication number: CN201188994Y
Application number: CNU2008200859462U
Authority: CN
Inventors: 金戟
Original assignee: NINGBO JIADE SEAT CO Ltd
Current assignee: NINGBO JIADE SEAT CO Ltd
Priority date: 2008-04-21
Filing date: 2008-04-21
Publication date: 2009-02-04
Anticipated expiration: 2018-04-21

Abstract

The utility model discloses a leisure pneumatic chair which comprises a chair backrest, a chair seat (2) and a chair frame (3). The lower part of the chair backrest is rotationally connected with the rear end of the chair seat (2) and the chair frame (3) simultaneously; the chair seat (2) and the chair frame (3) are in sliding fit; and a gas spring device, which can control the chair seat (2) to arbitrarily slide on the chair frame (3) back and forth, is arranged between the chair seat (2) and the chair frame (3). The leisure pneumatic chair has the advantages of having simple, safe and comfortable use, preventing the seat chair from overturning, and arbitrarily adjusting a backward oblique angle of the chair backseat.

Description

Pneumatic chair lies fallow

Technical field:

The utility model relates to a kind of seat, specifically is a kind of indoor and outdoor house, the dual-purpose pneumatic chair of leisure of leisure.

Background technology:

At present, the seat that uses in the daily life is of all kinds, and they all comprise the chair back, seat support, chair pin and handrail basically; The handrail of the seat of prior art or be connected separately on the chair pin, otherwise as a whole with the chair pin.Because user's stature build difference,, thereby make the user can keep comfortable sitting posture so many seats all also make the chair back a certain size the angle that can recede by a kind of rotating mechanism that has the manual adjustments shelves.But, still there are following two weak points in the seat of said structure in the daily life of reality is used: 1, in the sweptback process of the chair back, its seat support still is in the transfixion state, therefore, the center of gravity of seat can move backward along with receding of the chair back, if the chair back tilts, then the seat center of gravity will be got over backward and be moved, just overturning backward easily when the user uses big strength seating on the seat also can allow the user injured when serious; 2, because the shelves number of manual adjustments shelves generally has only two grades, three retaining or fourth gear, therefore the sweptback angle of the chair back also just has only two kinds, three kinds or four kinds, this makes the prior art seat not only use trouble, nor can be according to the angle of inclination of user's the needs regulated at will chair back.

The utility model content:

The technical problems to be solved in the utility model is to provide a kind of use simple, safe, comfortable, but can prevent the pneumatic chair of leisure at seat overturning and regulated at will chair back angle of inclination.

Technical solution of the present utility model is that a kind of pneumatic chair of leisure with following structure is provided: it comprises the chair back, seat support and chair frame; Rear end and the chair frame of described chair back bottom while with seat support is rotatably connected; Be sliding fit between described seat support and the chair frame; Be provided with one between described seat support and the chair frame and can control the seat support air spring device that arbitrarily slide in front and back on the chair frame.

After adopting above structure, compared with prior art, the utlity model has following advantage:

1, to have only the chair back just can recede different with the prior art seat, in the utility model owing to be sliding fit between seat support and the chair frame, therefore under the control of air spring device, seat support can move forward and backward, again owing to rear end and the chair frame of chair back bottom while with seat support is rotatably connected, therefore when seat support moves forward and backward, it can drive, and the chair back recedes or answer forward, thereby it is constant that center of gravity of the present utility model is remained in the tilting procedure of the mobile and chair back of seat support, avoid the overturning of chair, improved security and comfort that chair uses;

2, the utility model has effectively utilized the operation principle of conventional in the market air spring device, thereby not only make use of the present utility model become fairly simple, and make the chair back of the present utility model can be according to the angle of inclination of the unrestricted regulated at will chair back of user's needs.

As a kind of improvement of the present utility model, what be provided with between described seat support and the chair frame can control the air spring device that seat support arbitrarily slides before and after on the chair frame and can adopt following concrete structure: be connected with pneumatic spring between the back seat stay tube of described seat support and the preceding transverse tube of chair frame; Described pneumatic spring is positioned at the seat support below; Described pneumatic spring rear end is provided with regulating handle; The button of described regulating handle is positioned at the right side of seat support; Described seat bottom is connected with the regulating handle limitting casing near the button place; The body of rod of described regulating handle is positioned at the regulating handle limitting casing.The regulating handle limitting casing the scope of activities that can effectively control to adjust handle is set.

As another kind of improvement the of the present utility model, the bottom front both sides of described seat support are equipped with chute; Be connected with the chute bar that is used with chute on the preceding transverse tube of described chair frame.The distance of sliding before and after the seat support can be effectively controlled in this improvement, prevents that whole seat support from skidding off the chair frame.

Description of drawings:

Fig. 1 is the utility model pneumatic structure of chair schematic diagram that lies fallow.

Fig. 2 is the lie fallow structural representation of looking up of pneumatic chair of the utility model.

Shown in the figure: 1, the chair back, 2, seat support, 3, the chair frame, 31, handrail, 32, chair pin, 4, the back seat stay tube, 5, preceding transverse tube, 6, pneumatic spring, 7, regulating handle, 71, button, 72, the body of rod, 8, the regulating handle limitting casing, 9, the front stall stay tube, 10, longitudinal bracing pipe, 11, chute, 12, the chute bar, 13, fixed block I, 14, screw, 15, fixed block II.

Specific embodiment:

The utility model is described in further detail below in conjunction with the drawings and specific embodiments:

As depicted in figs. 1 and 2, in this specific embodiment, the utility model pneumatic chair that lies fallow comprises the chair back 1, seat support 2 and chair frame 3, and the chair frame 3 here refers to and is holistic handrail 31 and chair pin 32; Rear end and the chair frame 3 of the described chair back 1 bottom while with seat support 2 is rotatably connected; The front stall stay tube 9 of described seat support 2 and back seat stay tube 4 all are slidingly matched with two longitudinal bracing pipes 10 of chair frame 3, thus make described seat support 2 whole with chair frame 3 integral body between be sliding fit; Be provided with one between described seat support 2 and the chair frame 3 and can control the seat support 2 air spring device that arbitrarily slide in front and back on chair frame 3, this air spring device adopts following concrete structure in this specific embodiment: be connected with pneumatic spring 6 by two fixed block I 13 and two screws 14 between the back seat stay tube 4 of described seat support 2 and the preceding transverse tube 5 of chair frame 3, its concrete connected mode is, the two ends of pneumatic spring 6 are connected on two fixed block I 13 by two screws 14, and two fixed block I 13 are welded on respectively on back seat stay tube 4 and the preceding transverse tube 5; Described pneumatic spring 6 is positioned at the below of seat support 2; Described pneumatic spring 6 rear ends are provided with regulating handle 7; The button 71 of described regulating handle 7 is positioned at the right side of seat support 2.Preceding or front end described in this specific embodiment refers to the top of Fig. 2, and described back or rear end refer to the below of Fig. 2, and described right side refers to that the left side of Fig. 2 is the right side, and described left side refers to that the right of Fig. 2 is the left side.In this specific embodiment, described seat support 2 bottoms are connected with regulating handle limitting casing 8 near button 71 places with screw; The body of rod 72 of described regulating handle 7 is positioned at regulating handle limitting casing 8, and in other words, the body of rod 72 that is arranged on the regulating handle 7 of pneumatic spring 6 rear ends is to intert in the frame that regulating handle limitting casing 8 and seat support 2 bottoms form.The bottom front both sides of described seat support 2 are equipped with chute 11; Described chute 11 refers to the fixed block of two block length circles, and these two fixed blocks are welded on the front end both sides of seat support 2 bottoms respectively, have long kidney-shaped hole on the fixed block, and this long kidney-shaped hole promptly is a chute 11; Preceding transverse tube 5 tops of described chair frame 3 also are welded with two fixed block II 15, be connected with the chute bar 12 that is used with chute 11 on the described fixed block II 15, the finger that is used of described chute bar 12 and chute 11, chute bar 12 is to intert in chute 11, when slide in seat support 2 front and back, chute bar 12 is by 2 guide effects of 11 pairs of seat supports of chute, and the distance of sliding before and after the control seat support prevents that whole seat support from skidding off the chair frame.

Operation principle of the present utility model is: after the user is sitting in the utility model and lies fallow above the pneumatic chair, the regulating handle 7 that is installed in pneumatic spring 6 rear ends is pushed away forward gently, the front end and the maintenance that allow it withstand on regulating handle limitting casing 8 are motionless forward, strength that is produced when receding by health then and pneumatic spring 6 are used for driving chute 11 and slide forward, this moment, seat support 2 just can stretch out forward, when chute 11 slides forward, seat support 2 can drive the chair back 1 and recede, when reaching desired gradient, unclamp regulating handle 7, thereby it is the most desirable to reach the user, the sitting posture of the most comfortable; In the time of chair need being reset into the state that does not have to tilt, the user leaves at the back arm-chair back of the body 1, still regulating handle 7 is pushed away forward gently then, this moment, the utility model slided chute 11 by the effect of pneumatic spring 6 backward, and seat support 2 slides and drives the chair back 1 backward and resets into original state automatically at this moment.Because pneumatic spring 6 is a kind of commercially available products at present, so its concrete operation principle is not given unnecessary details at this.

The utility model is not limited to described in the foregoing description, does not need by screw 14 and fixed block I 13 as the connection of pneumatic spring 6 and directly is connected on back seat stay tube 4 and the preceding transverse tube 5; Chair pin and handrail as the chair frame are not an integral body yet, more than change all falling into protection domain of the present utility model.

Claims

1, the pneumatic chair of a kind of leisure comprises the chair back (1), seat support (2) and chair frame (3), it is characterized in that: rear end and the chair frame (3) of the described chair back (1) bottom while with seat support (2) is rotatably connected; Between described seat support (2) and the chair frame (3) is sliding fit; Be provided with one between described seat support (2) and the chair frame (3) and can control the air spring device that seat support (2) arbitrarily slides before and after chair frame (3) is gone up.

2, the pneumatic chair of leisure according to claim 1, it is characterized in that: be provided with the air spring device that to control seat support (2) random slip before and after chair frame (3) is gone up between described seat support (2) and the chair frame (3) and refer to, be connected with pneumatic spring (6) between the back seat stay tube (4) of described seat support (2) and the preceding transverse tube (5) of chair frame (3); Described pneumatic spring (6) is positioned at seat support (2) below; Described pneumatic spring (6) rear end is provided with regulating handle (7); The button (71) of described regulating handle (7) is positioned at the right side of seat support (2).

3, the pneumatic chair of leisure according to claim 2 is characterized in that: regulating handle limitting casing (8) is located to be connected with near button (71) in described seat support (2) bottom; The body of rod (72) of described regulating handle (7) is positioned at regulating handle limitting casing (8).

4, the pneumatic chair of leisure according to claim 1, it is characterized in that: for sliding fit refers to, the front stall stay tube (9) of described seat support (2) and back seat stay tube (4) all are slidingly matched with two longitudinal bracing pipes (10) of chair frame (3) between described seat support (2) and the chair frame (3).

5, according to claim 1 or 2 or the 3 or 4 pneumatic chairs of described leisure, it is characterized in that: the bottom front both sides of described seat support (2) are equipped with chute (11); Be connected with the chute bar (12) that is used with chute (11) on the preceding transverse tube (5) of described chair frame (3).