CN2508626Y

CN2508626Y - Chair leg structure of office chair

Info

Publication number: CN2508626Y
Application number: CN01233250U
Authority: CN
Inventors: 吴淑贞
Original assignee: Individual
Current assignee: Individual
Priority date: 2001-08-15
Filing date: 2001-08-15
Publication date: 2002-09-04
Anticipated expiration: 2011-08-15

Abstract

The utility model provides a chair foot structure of office chair, by last, lower foot stool and gyro wheel constitute, should go up the foot stool and organize to stand on foot stool down, and be equipped with a hole and wear to put the sleeve respectively in the middle of last, lower foot stool, wear to put by the support column, this gyro wheel group stands in the bottom of foot stool down, should go up, lower foot stool all takes with integrated into one piece and has the claw that extends from middle department radiation, respectively be equipped with the piece that colludes of prolonging downwards and establishing on two side lower edges of each claw of last foot stool, and protruding the gib block that is equipped with in the medial surface upper end of two lateral walls of foot stool down, and with the piece that colludes of last foot stool correspond the block of drawing a hook, constitute an organic whole with upper and lower foot stool.

Description

The chair leg structure of office chair

The utility model relates to the technology of field of office furniture, and particularly the structure of relevant office chair is a kind of chair leg structure of office chair.

The chair pin 10 of the office chair of generally commonly using, as shown in Figure 5, it mainly is to take with the one-body molded claw shaped body that is, be provided with one with the center of this chair pin 10 and place hole 20, support column for supporting chair wears, the radial claw that extends 30 is to be a Π shape framework in the center of chair pin 10 again, establishes a roller 40 in place, claw 30 bottom side group again, to form a Legs of office chair 10.Yet this chair pin remains following disappearance:

Owing to the integral body of this chair pin is to be the definite moulding of tool with one-body molded, therefore, this chair pin only can be single color, and can't arrange in pairs or groups mutually with seat or handrail color, causes the dull coloring of this office chair, can't show one's talent in the same trade.

Because the claw of this structure is the moulding of Π shape, and make desire to cleaning dust, cobweb the time be difficult for deeply inside, cause the inconvenience in the cleaning,

Main purpose of the present utility model is to provide a kind of chair leg structure of office chair, after the last runners of this chair pin and corresponding chimeric the setting up of following runners, the color that can set up by last runners is different and increase its aesthetic property, to improve its competitiveness in industrial circle, this is the chair pin of sealing state simultaneously, and is also more convenient in cleaning.

Main technical schemes of the present utility model and it is characterized in that: the chair leg structure of this office chair is by last, following runners and roller constitute, should go up runners is that group is stood on down on the runners, and last, the place is provided with a hole and respectively and places sleeve in the middle of the following runners, place for support column, this roller set is stood on down the bottom of runners, it is characterized in that: on this, following runners all is to take the claw that extends from middle place's radiation with one-body molded and tool number, each claw two side lower edge in last runners respectively are provided with the sheet that colludes that extends downwards, and convex with card article in the following inner side end upper end of two side wall surfaces of runners, collude the engaging of pulling so as to the sheet correspondence of colluding of keeping supplying runners, to go up, following runners group is upright to be integral, and makes it to become one and can improve industrial competitiveness, assembling is convenient, the chair leg structure that is easy to clear up.Wherein placing of institute's tool is embedded with an iron hoop in the sleeve on following liver seat, places the intensity of sleeve with reinforcement.Wherein be provided with a register hole, be provided with a scrobicular ring in the register hole, place in it, and the spacer correspondence on axostylus axostyle is embedded in the scrobicular ring, roller set is stood on down on the runners for the axostylus axostyle of roller in the following bottom side of the claw of runners.

Obvious superiority of the present utility model be this chair pin take runners and down runners collude mutually to fix and establish, can make this office chair have more globality and texture, and increase its competitiveness on industry at the last runners of the colour system collocation appropriate color of office chair; The combination of its upper and lower runners, the corresponding inlay card that sheet and card article are colluded in main utilization colludes to be established, its group is upright only to be needed the direct application of force to press down correspondence to place last runners on the runners, just can make easily colluding sheet and colluding and be located at the card article place, upper and lower runners is combined into one thus its group upright simple, implement conveniently; It is also very easy and convenient to clear up inner dust simultaneously.

Below in conjunction with drawings and Examples structure of the present utility model is described in further detail.

Fig. 1 is a perspective exploded view of the present utility model.

Fig. 2 is that sectional perspective of the present utility model is decomposed enlarged diagram.

Fig. 3 is a combination cross-sectional schematic of the present utility model.

Fig. 4 is a partial schematic sectional view of the present utility model.

Fig. 5 is the known chair pin organigram of commonly using.

The figure number explanation: runners 11

holes

12,23,30 claws 13 collude 2 times runners of sheet on 1

21 place sleeve 22 iron hoops 24 card articles 25 register holes 251

scrobicular rings

3,40 rollers

31 axostylus axostyles, 311 stators, 4 support columns, 10 chair pin 20 place the hole

As shown in Figure 1, 2, the chair leg structure of this office chair is by runners 1 on, once runners 2 and number roller 3 are constituted;

Should go up runners 1 is to adopt the claw-like moulding that is made of one piece, the place leaves a hole 11 in the middle of it, support column 4 for supporting chair places (as shown in Figure 3), again in each the claw 12 2 side peripheral region that extends to external radiation by the place, centre, have extend downwards collude sheet 13, this time runners 2 also is to adopt the claw-like moulding that is made of one piece, the place is provided with one and places sleeve 21 in the middle of it, for sheathed support column 4, and in placing sleeve 21, be embedded an iron hoop 22, place the intensity of sleeve 21 with reinforcement, each claw 23 that goes out to external radiation in the place, centre that continues is the shapes that take the shape of the letter U, convex with the card article 24 (as shown in Figure 4) of inclination in the inner side end upper end of two side wall surfaces of each claw 23, collude and establish fixing so as to sheet 13 correspondences of colluding of keeping supplying runners 1, to go up, following runners 1,2 groups of upright being integral, a register hole 25 again sets to the concave in the end limit of each claw 23, and in register hole 25, be provided with a scrobicular ring 251, for the axostylus axostyle of roller 3 wear 31 in penetrating register hole 25 after, be embedded in the scrobicular ring 251 by stator 311 correspondences that are fixed on the axostylus axostyle 31, roller 3 is fixed on the following runners 2 really, forms a chair leg structure according to this.

Claims

1, a kind of chair leg structure of office chair, be by last, following runners and roller constitute, should go up runners is that group is stood on down on the runners, and last, the place is provided with a hole and respectively and places sleeve in the middle of the following runners, place by support column, this roller set is stood on down the bottom of runners, it is characterized in that: on this, following runners all is to take the claw that extends from middle place's radiation with one-body molded and tool number, each claw two side lower edge in last runners respectively are provided with the sheet that colludes that extends downwards, and convex with card article in the following inner side end upper end of two side wall surfaces of runners, and with last runners collude that sheet is corresponding to collude the engaging of pulling, will go up, following runners group is upright to be integral.

2,, it is characterized in that placing of institute's tool is embedded with an iron hoop in the sleeve on runners down according to the chair leg structure of the office chair of claim 1 defined.

3, according to the chair leg structure of the office chair of claim 1 defined, it is characterized in that being provided with a register hole, be provided with a scrobicular ring in the register hole, place in it with the axostylus axostyle of roller in the following bottom side of the claw of runners, spacer correspondence on the axostylus axostyle is embedded in the scrobicular ring, and roller set is stood on down on the runners.