CN2461378Y

CN2461378Y - Fixed desk/chair

Info

Publication number: CN2461378Y
Application number: CN 01203030
Authority: CN
Inventors: 郑金德
Original assignee: JINHUA YOUYI GROUP CO Ltd ZHEJIANG
Current assignee: JINHUA YOUYI GROUP CO Ltd ZHEJIANG
Priority date: 2001-01-16
Filing date: 2001-01-16
Publication date: 2001-11-28
Anticipated expiration: 2011-01-16

Abstract

The utility model relates to a fixed desk and chair, which is composed of a desk top board, a shelf, a backboard, a connecting block, a handrail, a sitting board, a sitting iron, a fixing block, an upright post connecting with feet, etc. The utility model is characterized in that an automatic position turning mechanism for the sitting board is arranged between the sitting iron and the fixing block and is composed of a screw bolt, a spring, a spring protective sleeve, etc. The utility model can regulate the elasticity of the spring by the screw bolt and the spring protective sleeve, so that the sitting board can automatically turn up when the sitting board does not bear the weight, the turning position of the sitting board has no noise, and the service life of the fixed desk and chair can be prolonged.

Description

Fixing desk and chair

The utility model belongs to a kind of school furniture, relates to a kind of fixedly desk and chair.

The existing fixed desk and chair does not generally have seat and turns over bit architecture automatically, and after the people above being sitting in stood, its seat has setting level of digging often seemed very in disorder.Some desk and chair then only adopts spring that seat is dug, and when the spring tension, seat will send very loud strike note, not only produces noise, and can influence the life-span of desk and chair, and spring is crossed pine then can't make seat dig automatically.

The purpose of this utility model is to overcome the prior art deficiency and a kind of fixedly desk and chair is provided.

Fixedly desk and chair provided by the utility model includes the desktop (1) on the company's of being contained in pin column (10) top and the shelf (2) of desktop below, contiguous block (4) on the company's of being located at pin column (10), handrail (5) and fixed block (9), be contained in the backboard (3) on the contiguous block (4) and be contained in and sit iron (7) and go up seat (6), its main points are that it will be sat the seat that iron (7) is connected on the fixed block (9) in addition and turn over a mechanism (8) automatically.

Seat of the present utility model turns over a mechanism (8) automatically and is made up of bolt (11), spring (12), spring protecting sleeve (13), its medi-spring (12) is installed in the multiple wall ring cavity of spring protecting sleeve (13), spring (12) one ends collude to be sat on the iron (7), the other end is stuck on the spring protecting sleeve (13), one end of spring protecting sleeve (13) passes to be sat the through hole on the iron (7) and embeds fixed block (9), and bolt (11) passes spring protecting sleeve (13) and it is tightened on the fixed block (9) from the other end.

Seat iron of the present utility model (7) is provided with the gag lever post (15) in the groove (14) that stretches on the fixed block (9).

Fig. 1 is a structural representation of the present utility model.Among the figure: 1 expression desktop; 2 expression shelves; 3 expression backboards; 4 table contiguous blocks; 5 expression handrails; 6 expression seats; Iron is sat in 7 expressions; 8 expression seats turn over a mechanism automatically; 9 expression fixed blocks; 10 expressions connect the pin column.

Fig. 2 is a side view of the present utility model.

Fig. 3 is the A-A cutaway view among Fig. 2.Among the figure: 11 expression bolts; 12 expression springs; 13 expression spring protecting sleeves; 14 expression grooves; 15 expression gag lever posts; 16 expression pads.

Fig. 4 is the G portion enlarged drawing among Fig. 2.

The utility model will be further described below with reference to drawings and Examples.

As Fig. 1, fixedly desk and chair comprises the desktop (1) on the company's of being contained in pin column (10) top and the shelf (2) of below thereof, contiguous block (4) on the company's of being contained in pin column (10), handrail (5), fixed block (9) and be fixed on backboard (3) on the contiguous block (4) are fixed on and sit the seat (6) on the iron (7) and will sit the seat that iron (7) is connected on the fixed block (9) and turn over a mechanism (8) automatically.As Fig. 2, Fig. 3, shown in Figure 4, seat turns over a mechanism automatically and is made up of bolt (11), spring (12), spring protecting sleeve (13), spring (12) is contained in the multiple wall ring cavity of spring protecting sleeve (13), and an end of spring (12) colludes to be sat on the iron (7), and the other end is stuck on the spring protecting sleeve (13); One end of spring protecting sleeve (13) passes to be sat the through hole on the iron (7) and embeds fixed block (9), and bolt (11) passes spring protecting sleeve (13) and it is tightened on the fixed block (9) from the other end.Sit the gag lever post (15) that has on the iron (7) in the groove (14) that stretches on the fixed block (9).When mounted or in the use, can regulate the degree of tightness of spring (12), thereby can dig automatically when making seat (6) on nobody is sitting in by bolt (11).Simultaneously, spring (12) is worked in spring protecting sleeve (13), can prolong its service life, and keeps outward appearance clean and tidy.In addition, when seat (6) when stirring, the gag lever post of sitting on the iron (7) (15) can move back and forth in the groove (14) on the fixed block (9), it can be dug in seat (6) and play stopping function when too quickly, prevent seat (6) and backboard (3) collision, avoid desk and chair because of colliding frequent and too fast damage; Also reduce simultaneously the noise that desk and chair sends because of bump, thereby kept the peace and quiet in classroom.

Claims

1, a kind of fixedly desk and chair, include the desktop (1) on the company's of being contained in pin column (10) top and the shelf (2) of desktop below, contiguous block (4) on the company's of being located at pin column (10), handrail (5), fixed block (9), be fixed on the backboard (3) on the contiguous block (4) and be fixed on the seat of sitting on the iron (7) (6), it is characterized in that it also includes to turn over a mechanism (8) automatically sitting the seat that iron (7) is connected in fixed block (9).

2, fixedly desk and chair according to claim 1, it is characterized in that seat turns over a mechanism (8) automatically and is made up of bolt (11), spring (12) and spring protecting sleeve (13), its medi-spring (12) is installed in the multiple wall ring cavity of spring protecting sleeve (13), spring (12) one ends collude to be sat on the iron (7), the other end is stuck on the spring protecting sleeve (13), one end of spring protecting sleeve (13) passes to be sat the through hole on the iron (7) and embeds fixed block (9), and bolt (11) passes spring protecting sleeve (13) and it is tightened on the fixed block (9) from the other end.

3, fixedly desk and chair according to claim 1 and 2 is characterized in that sitting iron (7) and is provided with an interior gag lever post (15) of groove (14) that stretches on the fixed block (9).