CN201831269U

CN201831269U - Easy lifting chair for study

Info

Publication number: CN201831269U
Application number: CN2010202826672U
Authority: CN
Inventors: 王腾云
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-08-05
Filing date: 2010-08-05
Publication date: 2011-05-18
Anticipated expiration: 2020-08-05

Abstract

The utility model relates to an easy lifting chair for study, which comprises a backrest, a backrest fixing pipe, a seat plate, a seat plate fixing pipe, sleeve connectors, easy lifting regulators, chair leg steel pipes, plastic sleeves, legs covers and balance regulating screws. The easy lifting chair for study is characterized in that the backrest fixing pipe is mounted on the backrest, the other end of the backrest fixing pipe is connected with the seat plate fixing pipe, the seat plate is mounted on the seat plate fixing pipe, the easy lifting regulators are mounted under the seat plate fixing pipe, the chair leg steel pipes are mounted at lower ends of the easy lifting regulators, two ends of each of the chair leg steel pipes are respectively provided with the leg covers, and the balance regulating screws are mounted at the lower ends of the leg covers. The easy lifting chair has the advantages that the chair adopting the easy lifting regulators, the ergonomic back rest and the seat plate is simple in structure and skillful in design, the height of the chair can be adjusted conveniently, stably and safely, and sitting posture of students can be corrected through the ergonomic design.

Description

Easily chair is learnt in lifting

Technical field

This practicality relates to easy lifting study chair, belongs to daily life study office appliance field.

Background technology

Existing pupil chair adopts screw bolting simple mechanism usually, highly regulate pretty troublesome, the quality instability, seat board and backrest conventional design, the student has sat for a long time will be uncomfortable, influences student's study of listening to the teacher, vertebra distortion influence is grown.

Summary of the invention

In order to overcome the deficiency of prior art structure, the utility model provides easy lifting study chair

The utility model solves its technical problem and makees the technical scheme of employing and be: comprise backrest, backrest stationary pipes, seat board, seat board stationary pipes, pipe box connector, easily lifting regulator, chair pin steel pipe, plastic pipe sleeve, footmuff, balance adjustment screw, it is characterized in that: the backrest stationary pipes is housed on the backrest, the backrest stationary pipes other end is connected to the seat board stationary pipes, on the seat board stationary pipes seat board is housed, easy lifting regulator is equipped with in seat board stationary pipes below, easily chair pin steel pipe is equipped with in the lifting regulator lower end, footmuff is equipped with at chair pin steel pipe two ends, and the balance adjustment screw is equipped with in the footmuff lower end.

The lower end of described backrest has certain angle of inclination to the inside, forms a slope, and people's back just in time is stuck in the scope, and the upper end is the inclination that certain radian is arranged to the backrest back side.

The lower end of the described seat board certain angle that curves inwardly forms a ramped shaped, and the centre of seat board is shaped on the groove that a buttocks shape concaves.

Described easy lifting regulator comprises lifting bayonet socket button, spring, pin, regulator shell, plastic protective sleeve, holding screw, interior foot rest steel pipe, outer foot rest steel pipe, lifting locating hole, guide pipe plug sleeve, decline bolster; regulator shell is welded in the inboard of outer foot rest steel pipe; lifting bayonet socket button and spring are fixed in the regulator shell by pin; the decline bolster is contained in interior foot rest steel pipe lower end; interior foot rest steel pipe is set with the guide pipe plug sleeve outward, and lifting bayonet socket button snaps in the lifting locating hole of interior foot rest steel pipe.

Described decline bolster is made up of plastics pipe close spare, spring and steel bushing, is packed in the outer foot rest steel pipe by guide pipe plug sleeve guiding.

Described backrest is by being bolted on the backrest stationary pipes, seat board is by being bolted on the seat board stationary pipes, the backrest stationary pipes connects by the pipe box connector with the seat board stationary pipes, and by the hole positioning and fixing on spring steel ball on the backrest stationary pipes and the seat board stationary pipes, the backrest back is provided with one and strengthens iron bar and backrest stationary pipes bolting.

About each secondary easily lifting regulator fixing by middle one horizontal steel pipe welding, about the interior foot rest steel pipe upper end U type holder and the seat board stationary pipes bolting of easy lifting regulator of each pair, about each secondary easily lifting regulator outer foot rest steel pipe lower end with about each secondary chair pin steel pipe adopt plastic pipe sleeve to connect, and fixed iron piece and chair pin steel pipe bottom outer foot rest steel pipe pass through bolting.

In described the inboard punching press of foot rest steel pipe one row lifting locating hole and lifting bayonet fittings.

About overlapping four footmuffs on each secondary chair pin steel pipe, four balance adjustment screws screw in four footmuffs.

This practical benefit is to have adopted easy lifting regulator and ergonomics seat board and backrest, and it has simple in structure, designs ingeniously, and chair height is regulated easy to operate, steady, safety, and unique ergonomic designs is corrected student's sitting posture.

Description of drawings

Fig. 1 is the utility model overall structure schematic diagram;

Fig. 2 is the utility model exterior sideview schematic diagram;

Fig. 3 is the utility model backrest structure schematic diagram;

Fig. 4 is the utility model base plate structure schematic diagram;

Fig. 5 is the utility model backrest stationary pipes structural representation;

Fig. 6 is the easy lifting regulator structure of a utility model cross-sectional schematic;

Fig. 7 is the utility model lifting button apparatus structure schematic diagram;

Fig. 8 is the utility model decline bolster structural representation;

Fig. 9 is the utility model plastic pipe sleeve structural representation;

Figure 10 is the utility model footmuff and set screw combining structure schematic diagram.

The specific embodiment

Embodiment 1: shown in Fig. 1-10; comprise backrest 1; backrest stationary pipes 2; seat board 3; seat board stationary pipes 4; pipe box connector 5; easy lifting regulator 6; chair pin steel pipe 7; plastic pipe sleeve 8; footmuff 9; balance adjustment screw 10; it is characterized in that: backrest 1 is by being bolted on the backrest stationary pipes 2; seat board 3 is by being bolted on the seat board stationary pipes 4; backrest stationary pipes 2 connects by pipe box connector 5 with seat board stationary pipes 4; as shown in Figure 5 by the hole positioning and fixing on spring steel ball on the backrest stationary pipes 2 25 and the seat board stationary pipes 4; the backrest stationary pipes is provided with a root and strengthens the intensity that iron plate 24 is strengthened backrest; about each secondary easily lifting regulator 6 be welded to connect by middle steel pipe; easily lifting regulator 6 is the inboard that regulator shell 14 is welded in outer foot rest steel pipe 18 as shown in Figure 6; lifting bayonet socket button 11 and spring 12 are fixed in the regulator shell 14 by pin 13; plastic protective sleeve 15 is enclosed within on the regulator shell 14 and by latch and fixes; fastening bolt 16 screws in the specific screw of regulator shell 14; bolster 21 descend as shown in Figure 8 by plastics pipe close spare 26; spring 27 and steel bushing 28 are formed; decline bolster 21 is contained in interior foot rest steel pipe 17 lower ends; interior foot rest steel pipe 17 overcoats guide pipe plug sleeve 20; pack in the outer foot rest steel pipe 18 by guide pipe plug sleeve 20 guiding; bayonet socket button 11 snaps in the lifting locating hole 19 of interior foot rest steel pipe 17; fixing chair height; interior foot rest steel pipe 17 upper ends are provided with U type holder 22 and seat board stationary pipes 4 bolting; outer foot rest steel pipe 18 bottoms adopt plastic pipe sleeve 8 to connect with chair pin steel pipe 7; and pass through bolting with chair pin steel pipe 7 by the fixed iron piece 23 of outer foot rest steel pipe 18 lower ends; 4 balance adjustment screws 10 screw in respectively in 4 footmuffs 9 of chair pin steel pipe 7 and regulate the chair balance, can regulate the chair balance when the Different Ground environment uses.

Embodiment 2: during use, the rising of chair, can directly lift seat board stationary pipes 4, can hear that easy lifting regulator 6 places send clear and melodious " whip " sound and calculate hoisting depth, by national each gear height of chair height standard chair is 2cm, reach and estimate behind the height easily lifting regulator 6 fixing chair height automatically, safe and reliable.If under specific circumstances, be to avoid frequently repeatedly lifting chair of student when using in school, can tighten the holding screw 16 on the easy lifting regulator 6, locked lifting bayonet socket button 11.The reduction of chair, as do not have locked easy lifting regulator 6, can directly press lifting bayonet socket button 11, then chair can drop to the bottom automatically by deadweight, 21 effects of the buffering that descends working of plastics, chair decline balance does not have rigid shock, and is safe and reliable.Under guide pipe plug sleeve 20 effects between the inside and outside foot rest, the lifting of chair does not steadily have the rigidity frictional noise.

Embodiment 3: backrest 1 is fixed as parts with backrest steel pipe 2, pipe box connector 5 is inserted in seat board stationary pipes 4 and seat board 3 and seat board stationary pipes 4 is fixed as parts, be divided into two parts in four footmuffs 9 of two chair pin steel pipes 7 of four balance adjustment screw 10 screw-ins, easily lifting regulator 6 is fixed as parts by middle steel pipe welding, five parts are by the Bolt Connection easy accessibility, deposit after the dismounting and can save the space greatly, more portable.

Claims

1. easily chair is learnt in lifting, it comprises backrest, backrest stationary pipes, seat board, seat board stationary pipes, pipe box connector, easy lifting regulator, chair pin steel pipe, plastic pipe sleeve, footmuff, balance adjustment screw, it is characterized in that: the backrest stationary pipes is housed on the backrest, the backrest stationary pipes other end is connected to the seat board stationary pipes, on the seat board stationary pipes seat board is housed, easy lifting regulator is equipped with in seat board stationary pipes below, easily chair pin steel pipe is equipped with in the lifting regulator lower end, footmuff is equipped with at chair pin steel pipe two ends, and the balance adjustment screw is equipped with in the footmuff lower end.

2. easy lifting study chair according to claim 1, it is characterized in that: the lower end of described backrest has certain angle of inclination to the inside, forms a slope, and people's back just in time is stuck in the scope, and the upper end is the inclination that certain radian is arranged to the backrest back side.

3. easy lifting study chair according to claim 1 is characterized in that: the lower end of the described seat board certain angle that curves inwardly, form a ramped shaped, and the centre of seat board is shaped on the groove that a buttocks shape concaves.

4. easy lifting study chair according to claim 1; it is characterized in that: described easy lifting regulator comprises lifting bayonet socket button; spring; pin; regulator shell; plastic protective sleeve; holding screw; interior foot rest steel pipe; outer foot rest steel pipe; the lifting locating hole; the guide pipe plug sleeve; the decline bolster; regulator shell is welded in the inboard of outer foot rest steel pipe; lifting bayonet socket button and spring are fixed in the regulator shell by pin; the decline bolster is contained in interior foot rest steel pipe lower end; interior foot rest steel pipe is set with the guide pipe plug sleeve outward, and lifting bayonet socket button snaps in the lifting locating hole of interior foot rest steel pipe.

5. easy lifting study chair according to claim 4, it is characterized in that: described decline bolster is made up of plastics pipe close spare, spring and steel bushing, is led by the guide pipe plug sleeve and packs in the outer foot rest steel pipe.

6. easy lifting study chair according to claim 1 and 2, it is characterized in that: described backrest is by being bolted on the backrest stationary pipes, seat board is by being bolted on the seat board stationary pipes, the backrest stationary pipes connects by the pipe box connector with the seat board stationary pipes, and by the hole positioning and fixing on spring steel ball on the backrest stationary pipes and the seat board stationary pipes, the backrest back is provided with one and strengthens iron bar and backrest stationary pipes bolting.

7. easy lifting study chair according to claim 1, it is characterized in that: about each secondary easily lifting regulator fixing by middle one horizontal steel pipe welding, about the interior foot rest steel pipe upper end U type holder and the seat board stationary pipes bolting of easy lifting regulator of each pair, about each secondary easily lifting regulator outer foot rest steel pipe lower end with about each secondary chair pin steel pipe adopt plastic pipe sleeve to connect, and fixed iron piece and chair pin steel pipe bottom outer foot rest steel pipe pass through bolting.

8. easy lifting study chair according to claim 7 is characterized in that: in described the inboard punching press of foot rest steel pipe one row's lifting locating hole and lifting bayonet fittings.

9. easy lifting study chair according to claim 7 is characterized in that: about overlapping four footmuffs on each secondary chair pin steel pipe, four balance adjustment screws screw in four footmuffs.