CN2227449Y

CN2227449Y - Easy-to-combine seat plate of chair

Info

Publication number: CN2227449Y
Application number: CN 95213096
Authority: CN
Inventors: 郑茂男
Original assignee: YUANMENG MUYI CO Ltd
Current assignee: YUANMENG MUYI CO Ltd
Priority date: 1995-06-07
Filing date: 1995-06-07
Publication date: 1996-05-22
Anticipated expiration: 2005-06-07

Abstract

The utility model discloses an easy combination seat plate of a chair. The bottom surface of the easy combination seat plate of a chair corresponding to the rod position of a chair seat is provided with two engaging slots which are matched with the rod of the chair seat and are mutually intercrossed. The two engaging slots are provided with a plurality of screws, and the front end of each engaging slot forms a deep and circular holding slot. The easy combination seat plate of a chair and the rods of the chair seat are easily and conveniently engaged, and the easy combination seat plate of a chair is steadily and does not easily wobble after the easy combination seat plate of a chair is combined.

Description

Easy combination type chair seat board

The utility model relates to a kind of easy combination type chair seat board, particularly relates to easy combination type chair seat board very firm after a kind of combined and instant and the combination, that be difficult for rocking.

As shown in Figure 1, the composition surface 11 (bottom surface) that engages with chair seat bar 20 of the chair seat board 10 of seat was a burnishing surface in the past, during joint, only engage fixing by four bolts 21, do not have any design that cooperates the location between the composition surface 11 of this chair seat board 10 and this chair seat bar 20, therefore, during joint, this chair seat board 10 is difficult for engaging with chair seat bar 20 alignings, and it is sealed to make this bolt 21 be difficult for aligning, causes the inconvenience in the combination, and, it is fixing by four bolts 21 because of 20 on this chair seat board 10 and chair seat bar to engage the back, therefore, is easy to generate and rocks, the phenomenon that gets loose.

The purpose of this utility model is to provide a kind of easy combination type chair seat board, and this chair seat board bottom is provided with cross one another two engaging grooves corresponding to the chair seat bar place that engages, and is easier when making combination, convenient, and more firm after the combination, be difficult for rocking.

For achieving the above object, the utility model proposes a kind of easy combination type chair seat board, this chair seat board bottom surface is concaved with a plurality of screws and two engaging grooves, two engaging grooves are to cooperate chair seat bar and be mutual cross-like, and be provided with a plurality of screws in two engaging grooves, two engaging groove front ends are provided with the storage tank of a circle, make the joint of this chair seat board and chair seat bar more firm, and the degree of depth of this storage tank is greater than the degree of depth of this engaging groove.

Easy combination type chair seat board of the present utility model can make combination more convenient easily, and more firm and can not produce the phenomenon of rocking, getting loose after the combination.

Below by most preferred embodiment and accompanying drawing easy combination type chair seat board of the present utility model is elaborated, in the accompanying drawing:

Fig. 1 is the exploded perspective view of chair seat board and chair seat bar in the past.

Fig. 2 is the bottom view of the utility model preferred embodiment.

Fig. 3 is the combination section that the utility model preferred embodiment cooperates the installing of chair seat bar.

Fig. 4 is the combination schematic diagram that the utility model preferred embodiment cooperates the installing of chair seat bar.

Fig. 5 is the stereogram after the utility model preferred embodiment combination.

As Fig. 2, shown in 3, easy combination type chair seat board 30 bottom surfaces of the utility model preferred embodiment are concaved with two engaging grooves 31,32, two engaging grooves 31,32 cooperate chair seat bars 40 and are mutual cross-like, two engaging grooves 31,32 the degree of depth is about 1/3 of chair seat board 30 thickness, cooperate shown in Figure 4, two engaging grooves 31,32 internal groove side wall is respectively equipped with a plurality of screws 311,321, this screw 311,321 cooperate with perforation 41 on this chair seat bar 40, and place perforation 41 and screw 311 with a plurality of screw 42 spiral shells, in 321, in the present embodiment, two engaging grooves 31, respectively be provided with two screws 311 in 32,321.Two engaging grooves, 31,32 front ends respectively form the storage tank 33,34 of a circle, the degree of depth of two storage tanks 33,34 is a bit larger tham the degree of depth of this engaging groove 31,32, two storage tanks 33,32 can for the protuberance 43 of chair seat bar 40 front ends set into, this chair seat board 30 is engaged with this chair seat bar 40 at an easy rate.

Shown in Fig. 3,4, when chair seat board of the present utility model and 40 combinations of this chair seat bar, two engaging grooves 31,32 with this chair seat board 30 cooperate with this chair seat bar 40 earlier, this chair seat bar 40 is embedded in two engaging grooves 31,32, and the protuberance 43 that makes these chair seat bar 40 front ends is embedded in the storage tank 33,34 of these two engaging grooves, 31,31 front ends, at last screw 42 is passed each perforation 41 of chair seat bar 40, and be fixed in the screw 311,321 of this chair seat board 30, as shown in Figure 5.

The effect of easy combination type chair seat board of the present utility model and advantage explanation as back:

(1) this chair seat board 30 has the design of two engaging grooves 31,32, and when this chair seat board 30 was engaged with chair seat bar 40, therefore easier aligning location, had the easy and convenient effect of combination.

(2) two engaging grooves, 31,32 front ends of this chair seat board 30 have the storage tank 33,34 of the big degree of depth, for the protuberance 43 of these chair seat bar 40 front ends set into, more steady when this chair seat board 30 is engaged with chair seat bar 40.

(3) this chair seat board 30 has the design of two engaging grooves 31,32 and two storage tanks 33,34, at this chair seat board 30 with after chair seat bar 40 engages, can be by two engaging grooves 31,32 and two storage tanks 33,34, limit this chair seat bar 40, make this chair seat board 30 engage with chair seat bar 40 more firm, be difficult for rocking, increase service life.

Claims

1, a kind of easy combination type chair seat board, this chair seat board bottom surface is provided with a plurality of screws, it is characterized in that: this chair seat board bottom surface is concaved with cross one another two engaging grooves, and these a plurality of screws are located in two engaging grooves, and each engaging groove front end forms the storage tank of a circle respectively.

2, easy combination type chair seat board as claimed in claim 1 is characterized in that: wherein, the storage tank degree of depth of described two circles is greater than the degree of depth of this engaging groove.