CN202567163U

CN202567163U - Chair

Info

Publication number: CN202567163U
Application number: CN 201220169600
Authority: CN
Inventors: 潘琦
Original assignee: Zhejiang De Mu Furniture Co Ltd
Current assignee: Zhejiang De Mu Furniture Co Ltd
Priority date: 2012-04-20
Filing date: 2012-04-20
Publication date: 2012-12-05
Anticipated expiration: 2022-04-20

Abstract

The utility model relates to the field of furniture, in particular to a chair. A chair seat (1) comprises an upper seat plate (11) and a lower seat plate (12), and a cavity is arranged between the upper seat plate (11) and the lower seat plate (12); the upper end of an upright post (22) is connected with a tray (23), the lower seat plate (12) is fixedly connected with the tray (23), a lower seat plate through hole (6) is opposite to a tray through hole (7), the axis of the lower seat through hole (6) is overlapped with that of the tray through hole (7), and the lower end of the upright post (22) is connected with a bottom tray (21); an extension device (4) is arranged above a gas spring, and the extension device (4) is arranged in the lower seat plate through hole (6); the lower seat plate (12) is provided with a control window (121); a gas spring control device (5) is arranged between the control window (12) and the extension device (4); and the gas spring control device (5) is arranged in the cavity. The chair adopts a lever structure with a supporting point being arranged on the lower seat plate (12). The chair is stable, attractive and convenient in structure and saves the packing and logistics space.

Description

A kind of chair

Technical field

the utility model relates to field of furniture, is specially a kind of chair.

Background technology

now, liftable chair extensively applies in the daily life, as in places such as bars; General seat support all is all-in-one-piece, and the pallet one that connects seat support is connected on the chair pin, and dismounting also is convenient in stablizing of such structure; But it is exposed to the control device of the control air spring in the chair body outside the seat support inevitably, and is attractive in appearance inadequately, and control device uses and is not very convenient; And China disclosed a utility model patent that publication number is a kind of bar chair of CN 201675397U on December 22nd, 2010, and its seat support is to form through multiple layer combination, but its control device is exposed to outside the seat support; And the pallet of threaded post is to accomplish and being connected of chair pin through threaded column, and structure is also stable inadequately, but the structure of its seat support makes and occurred a kind of bar chair more attractive in appearance afterwards; Pallet with threaded column is positioned in the seat support body exactly, is provided with an air valve connector in the pallet, is provided with the control device of air spring between the seat support levels; Realize that through acting on the air valve connector chair goes up and down; And control device just can be outside seat support body inboard be directly exposed to, though can dismounting, when needing producer to dispatch from the factory, the connection of general threaded column accomplishes; The own installation of client can make it connect reason such as defective tightness and be easy to destroy; Institute has so just increased the manufacturer production cost so that producer all will dispatch from the factory and promptly will accomplish installation, and packing and logistics space etc. have also increased a lot.

The utility model content

The purpose of the utility model provides a kind of Stability Analysis of Structures, attractive in appearance, convenient and save the chair in packing and logistics space.

The technical solution of the utility model is: a kind of chair; Comprise seat support and chair pin; The chair pin comprises the chassis and is arranged on the column on the chassis that the local at least hollow of column is provided with air spring in middle vacancy; Seat support comprises upper base plate and following seat board, is provided with cavity between upper base plate and the following seat board; Column upper end one connects pallet, and the following seat board through hole that following seat board is fixedly connected with pallet and overlaps with the axis is relative with the pallet through hole, and column lower end connects the chassis; The air spring top is provided with extension apparatus, and extension apparatus is arranged in seat board through hole down; Following seat board is provided with the control window; Between control window and extension apparatus, the air spring control device is set; The air spring control device is arranged in the cavity, is that a fulcrum is located at down the lever construction on the seat board.With originally comprising that in the structure that is provided with on the pallet air spring control device etc. is arranged on the following seat board of seat support; Improved the stability of chair greatly; And can be positioned at seat support inside through three control systems that are arranged so that air spring of control window, air spring control device, extension apparatus; Make chair become attractive in appearance, the integral connecting structure of pallet and column not only increases the stability of support simultaneously, and is convenient to realize dismounting with seat support; Even the own dismounting of user can not influence very much the stability of chair yet, therefore can save packing and logistics space.

are as the optimal way of the utility model; Following seat board comprises whole transverse slat that extends in the horizontal direction and the whole stringer board that extends in vertical direction; Transverse slat is connected with stringer board, and upper base plate is fixedly connected with following seat board, forms the rock-steady structure of a seat support.

are as the optimal way of the utility model; On the control window button is installed; Button connects with an end of air spring control device or is corresponding up and down, and extension apparatus is connected with the other end of air spring control device, forms the operating system of an air spring control; Be provided with button and operated conveniently more in the past, and better appearance is practical.

are as the optimal way of the utility model; The column structure that extension apparatus is big up and small down; Its upper end is provided with at least one place depression, constitutes the service portion that cooperates with the air spring control device, provides this lever construction of air spring control device an effect end that is fit to put.

are as the optimal way of the utility model; Extension apparatus has a top opening and the hollow cylindrical structure of following face closure; Step-like boundary between top that it is bigger and the less bottom; Be a limited step, and hollow can be saved material when realizing control to the setting of extension apparatus.

are as the optimal way of the utility model; Following seat board through hole be a ccontaining extension apparatus and with its underpart close up to limit the extension apparatus extreme lower position column structure; Its top is shaped on corresponding depression with guiding or restriction air spring control device stroke with service portion; Its underpart external diameter is the formation that the position-limiting action of extension apparatus is limited the air spring control device less than pallet through hole top internal diameter, and can hold the activity space of extension apparatus.

as the optimal way of the utility model, following seat board has the circular peviform pit of a back-off, and pit bottom has a pallet joint face and is fixedly connected with the pallet applying; The pallet joint face towards below positive central authorities be shaped on and constitute the flange of seat board through hole lower end down, match on flange periphery radial dimension and the said pallet through hole; Be shaped on the support that is used to be provided with said lever construction fulcrum at the back side of pallet joint face.Close and firm more when making pallet and following seat board fixedly increases stable usefulness, and support is the fulcrum use as air spring control device lever construction.

As the optimal way of the utility model, following seat board is connected and/or clamping with the upper base plate bolt ; Said upper base plate is provided with a plurality of support columns that stretch into the band screw in the cavity, and following seat board is provided with in order to cooperate the locating hole of support column, and pallet is provided with and support column and the corresponding fixing hole of locating hole; Transverse slat is connected and/or clamping with the stringer board bolt.Realize upper base plate, the fixed connection of seat board, pallet down, and be that dismantled and assembled property is strong that the three can separately pack, wherein descend the transverse slat of seat board own to follow the stringer board can dismounting, significantly reduced packing and logistics space again, effectively saved production cost.

As the optimal way of the utility model, column and pallet welding effectively realize a kind of mode that one connects .

as the optimal way of the utility model, upper base plate surrounds the cavity that vision seals with following seat board, increases the vertebration property and the aesthetic property of seat support.

the utility model beneficial effect is: through the setting to this body structure of seat board under the seat support; Add the button, air spring control device and the extension apparatus that are arranged on down on the seat board; Make the control system can place seat support inner; Operation through button can realize that operation is simpler and easy, and makes the chair outward appearance obtain bigger beautifying.

Secondly ; Pallet is connected with the one of column makes that support is more stable; And the seat support upper base plate, down realize dismounting in the situation I that is not influencing structural stability between seat board, the pallet three; Make packing and logistics space significantly reduce, effectively saved production cost.

chair overall structure firm, stable, wherein the design of various parts is than reasonable and material-saving, and production cost is waited until effective control.

Description of drawings

Fig. 1 is the structural representation after the fractionation of the utility model embodiment 1;

Fig. 2 is the structural representation behind the following seat board setup control unit of the utility model embodiment 1:

Fig. 3 is the structural representation at the back of Fig. 2;

Fig. 4 is the structural representation of extension apparatus among the utility model embodiment 1;

Fig. 5 is the structural representation of the utility model embodiment 1 integral body.

Among figure, 1, seat support, 2, the chair pin, 4, extension apparatus, 5, the air spring control device; 6,, following seat board through hole, 7, the pallet through hole, 8, support, 11, upper base plate; 12, following seat board, 22, column, 23, pallet, 31, the pallet joint face, 41, service portion; 111, support column, 112, locating hole, 113, fixing hole, 121, the control window.

The specific embodiment

are done further explain with embodiment to the utility model below in conjunction with accompanying drawing.

following specific embodiment only is the explanation to the utility model, is not the restriction to the utility model.

embodiment 1, like Fig. 1,2,3,4, shown in 5, a kind of chair; Comprise seat support 1 and chair pin 2; Chair pin 2 comprises chassis 21 and is arranged on the column 22 on the chassis 21 that the local at least hollow of column 22 is provided with air spring in middle vacancy; Seat support 1 comprises upper base plate 11 and following seat board 12, is provided with cavity between upper base plate 11 and the following seat board 12; Column 22 upper ends connect pallet 23, and following seat board 12 is relative with pallet through hole 7 with the following seat board through hole 6 that pallet 23 is fixedly connected and overlaps with the axis, and column 22 lower ends connect chassis 21; The air spring top is provided with extension apparatus 4, and extension apparatus 4 is arranged in seat board through hole 6 down; Following seat board 12 is provided with control window 121; Between control window 121 and extension apparatus 4, air spring control device 5 is set; Air spring control device 5 is arranged in the cavity, is that a fulcrum is located at the lever construction on the said seat board 12 down, and the connecting rod that is a band pole is set.Following seat board 12 comprises whole transverse slat that extends in the horizontal direction and the whole stringer board that extends in vertical direction, and transverse slat is connected with stringer board, and upper base plate 11 is fixedly connected with following seat board 12, following seat board 12 and upper base plate 11 clampings; Upper base plate 11 is provided with a plurality of support columns 111 that stretch into the band screw in the cavity; Following seat board 12 is provided with in order to cooperate the locating hole 112 of support column 111; Pallet 23 is provided with and support column 111 and locating hole 112 corresponding fixing holes 113, through screw upper base plate 11, following seat board 12 is fixedly connected with pallet 23; Transverse slat and stringer board clamping.Upper base plate 11 surrounds the cavity that vision seals with following seat board 12.Column 22 and pallet 23 welding.

On control window 121 button 51 is installed, button 51 is connected with an end of air spring control device 5, and extension apparatus 4 is connected with the other end of air spring control device 5.The column structure that extension apparatus 4 is big up and small down; Its upper end is provided with place depression; Constitute the service portion 41 that cooperates with air spring control device 5; Extension apparatus 4 has a top opening and the following hollow cylindrical structure of face closure, step-like boundary between top that it is bigger and the less bottom, following seat board through hole 6 be a ccontaining extension apparatus 4 and with its underpart close up limit extension apparatus 4 extreme lower positions column structure; Its top is shaped on corresponding to guide or to limit the depression of said air spring control device 5 strokes with service portion 41, and its underpart external diameter is less than pallet through hole 7 top internal diameters.Following seat board 12 has the circular peviform pit of a back-off, and pit bottom has a pallet joint face 31 and is fixedly connected with pallet 23 applyings; Pallet joint face 31 towards below positive central authorities be shaped on constitute under the flange of seat board through hole 6 lower ends, flange periphery radial dimension and said pallet through hole 7 upper ends match; Be shaped on the support 8 that is used to be provided with said lever construction fulcrum at the back side of said pallet joint face 31.

Claims

1. chair; Comprise seat support (1) and chair pin (2); Said chair pin (2) comprises chassis (21) and is arranged on the column (22) on the chassis (21), the local at least hollow of said column (22), and the vacancy is provided with air spring in said; It is characterized in that: said seat support (1) comprises upper base plate (11) and following seat board (12), is provided with cavity between said upper base plate (11) and the said following seat board (12); Said column (22) upper end connects pallet (23); Following seat board through hole (6) and pallet through hole (7) that said seat board (12) down is fixedly connected with said pallet (23) and overlaps with the axis are relative, and said column (22) lower end connects said chassis (21); Said air spring top is provided with extension apparatus (4), and said extension apparatus (4) is arranged in said seat board through hole (6) down; Said seat board (12) down is provided with control window (121); Between said control window (121) and said extension apparatus (4), air spring control device (5) is set; Said air spring control device (5) is arranged in the said cavity, is that a fulcrum is located at the lever construction on the said seat board (12) down.

2. a kind of chair according to claim 1; It is characterized in that: said seat board (12) down comprises whole transverse slat that extends in the horizontal direction and the whole stringer board that extends in vertical direction; Said transverse slat is connected with said stringer board, and said upper base plate (11) is fixedly connected with said seat board (12) down.

3. a kind of chair according to claim 2; It is characterized in that: button (51) is installed on the said control window (121); Said button (51) connects with an end of said air spring control device (5) or is corresponding up and down, and said extension apparatus (4) is connected with the other end of said air spring control device (5).

4. a kind of chair according to claim 3 is characterized in that: the big up and small down column structure of said extension apparatus (4), its upper end are provided with at least one place depression, constitute the service portion (41) that cooperates with said air spring control device (5).

5. a kind of chair according to claim 4 is characterized in that: said extension apparatus (4) has a top opening and the hollow cylindrical structure of following face closure, step-like boundary between top that it is bigger and the less bottom.

6. according to claim 4 or 5 described a kind of chairs; It is characterized in that: said down seat board through hole (6) be a ccontaining said extension apparatus (4) and with its underpart close up limit said extension apparatus (4) extreme lower position column structure; Its top is shaped on corresponding to said service portion (41) to guide or to limit the depression of said air spring control device (5) stroke, and its underpart external diameter is less than said pallet through hole (7) top internal diameter.

7. a kind of chair according to claim 6 is characterized in that: said seat board (12) down has the circular peviform pit of a back-off, and said pit bottom has a pallet joint face (31) and is fixedly connected with said pallet (23) applying; Be shaped on the said flange of seat board through hole (6) lower end down of formation in the positive central authorities of said pallet joint face (31) towards the below, said flange periphery radial dimension and said pallet through hole (7) upper end match; Be shaped on the support (8) that is used to be provided with said lever construction fulcrum at the back side of said pallet joint face (31).

8. a kind of chair according to claim 7 is characterized in that: said seat board (12) down is connected and/or clamping with said upper base plate (11) bolt; Said upper base plate (11) is provided with a plurality of support columns (111) that stretch into the band screw in the said cavity; Said seat board (12) down is provided with the locating hole (112) in order to cooperate said support column (111), and said pallet (23) is provided with and said support column (111) and the corresponding fixing hole of said locating hole (112) (113); Said transverse slat is connected and/or clamping with said stringer board bolt.

9. according to claim 7 or 8 described a kind of chairs, it is characterized in that: said column (22) and said pallet (23) welding.

10. a kind of chair according to claim 9 is characterized in that: said upper base plate (11) and following seat board (12) surround the said cavity of vision sealing.