CN2094265U - Adjustable chair for student - Google Patents

Abstract

The utility model relates to an adjustable chair for student, which mainly comprises chair legs with adjustable height, a chair surface with adjustable effective depth, a backrest with adjustable height, and a movable pedal with adjustable height. The main size of each part of the chair can be adjusted according to the stature and the physiological requirement of a student, and the height of the chair legs can be adjusted according to the existing writing furniture. The sitting position of the student can achieve or approach to the requirement of physical hygiene, controlling the distance between the book and the eyes, reducing the fatigue, preventing the myopic eyes and the rachiocamposis, and promoting the development of the health of the pupils and the middle school students. The utility model can be used for a child from a pupil to a middle school student, having the advantages of simple structure, easy fabrication, convenient assembly and convenient disassembly.

Description

Adjustable chair for student

The utility model belongs to furniture chair technical field.

Before the utility model, extensively allow child use adult's chair or children's's chair, the most adult's of the being designs of the furniture that writes in the family simultaneously, the size of these tables and chairs is fixed, and not have the pedal both feet with adult's chair unsettled because of child again, and is tired easily, though adjustable for height swivel chair is arranged, but built on the sand, and backrest height, the seat degree of depth and pedal regulated at will on request all, this is for active and grow faster that children are unpractical.Be equipped with desk and chair on request in the part school now, but also fixed.Because the fixed size of tables and chairs in the family and height differs, children grow and very fast, so children do not have a cover to meet the supporting study tables and chairs of hygienic requirements, so many heads of a family wish to have and a kind ofly can adapt to different height students' study chairs.

The novel purpose of this reality be to provide a kind of can be according to child's height and hygienic requirements, regulate the key dimension of chair, the key dimension of regulating the back chair can reach or near the requirement of the tablet chair among " school desk's chair sanitary standard " GB7792-87.

The utility model is to realize (accompanying drawings) like this, and it comprises adjustable for height backrest 1, the seat 5 that effective depth is adjustable, and adjustable for height chair leg 6 and adjustable for height movable pedal 14 are formed.Four legs 6 of chair are by height-adjustable chair leg height regulating rod 11, and the chair leg is regulated pin and formed.Be positioned at chair leg front and be provided with height-adjustable pedal 14, pedal support 10, pedal bearing pin 9, pedal fixation clamp 8, the rear side that is positioned at chair is provided with height-adjustable backrest, backrest is by backboard 1 and have five backrest adjusting rods 2 of regulating class, backrest height is regulated pin 13 and is formed, be positioned at the chair leg and be provided with the seat 5 that to regulate effective depth, regulate pin 4 before and after the backrest, two backrests are regulated supports 3, are positioned to establish both sides before and after the chair leg and claim 16, claim 16 to adopt removable chair leg connecting rod fixing pin 15 to be fixedly connected.

Characteristics of the present utility model are: 1, the adjusting of backrest height: backrest adjusting rod 2 usefulness backrest height are regulated pin 13 be fixed on two the backrests adjusting supports 3, adjustable range is the 240-320 millimeter; 2, the adjusting of seat 5 effective depths: two backrests are regulated support 3 usefulness backrests adjusting pin 4 be fixed on the chair leg, this moment, seat plate 5 was motionless, so the seat effective depth changes, its adjusting range is the 290-380 millimeter; 3, the adjusting of chair leg height: the chair leg height regulating rod 11 of four chair leg 6 similar shapes is regulated pin 12 with the chair leg respectively be fixed on four chair legs 6, its adjustable height scope is the 400-560 millimeter; 4, the adjusting of pedal 14: with pedal fixation clamp 8 pedal support 10 is fixed in together with pedal 14 on two forelegs of chair leg, can be according to the height regulated at will of student's shank, adjustable range is generally the 290-400 millimeter.

Below in conjunction with accompanying drawing the utility model is further described.

Accompanying drawing 1 is that adjustable student learns the structure of chair schematic diagram.

Accompanying drawing 2 is that adjustable student learns the chair right view.

Among the figure, 1, back panel, 120 * 300 millimeters of sizes, its radius of curvature are 450 millimeters.2, seat backrest adjusting rod divides five class.3, two backrests are regulated support, and promptly the height of backrest and front and back are regulated.4, regulate pin before and after the backrest.5, seat plate, 340 * 380 millimeters of sizes, its radius of curvature are 650 millimeters, become 95 ° of angles with the hypsokinesis backrest.6, chair leg is instant packed transportation, about it is divided into two ones, is fixed into one with chair leg connecting rod 16 and pin 15.Two forelegs are high slightly.7, the horizontal title of chair leg.8, pedal fixation clamp.9, pedal bearing pin, the time spent pedal can not erect, to reduce spatial area.10, pedal support.11, chair leg height regulating rod.12, the chair leg is regulated pin.13, backrest height is regulated pin.14, pedal.15, chair leg connecting rod fixing pin.16, chair leg connecting rod.The maximal regulated height of chair leg is decided to be 560 millimeters, is for the kindergarten top class in a kindergarten, and a pupil adapts to the high furniture that writes of 780-800 millimeter.The utility model can adopt steel wood bond material to make, and also can adopt with the material of moulding Dai Mu and make.

The utility model and existing family expenses chair relatively have the following advantages: one, aim at students in middle and primary schools and design, key dimension can be regulated, and is adapted to the student of different heights. It is many types of to play a chair. Two, the existing furniture (composite furniture learning desk, desk, various desks etc.) that writes is used in the energy same family. Sitting posture when making Students ' Learning after the cooperation can reach or near the physiological hygiene requirement. Three, simple in structure, make easily easy accessibility. And can keep being transformed into polytype under the condition of its characteristics, to adapt to that students in middle and primary schools support the use with existing desk and to use when being grown up different work post work and study.

Claims (1)

1, a kind of by seat, the chair leg, the chair that backrest is formed, it is special to be that chair four legs 6 are by height-adjustable chair leg height regulating rod 11, the chair leg is regulated pin 12 and is formed, be positioned at chair leg front and be provided with height-adjustable pedal 14, pedal support 10, pedal bearing pin 9, pedal fixation clamp 8, the rear side that is positioned at chair is provided with height-adjustable backrest, backrest is by back panel 1 and have five backrest adjusting rods 2 of regulating class, backrest height is regulated pin 13 and is formed, be positioned at the chair leg and be provided with the seat 5 that to regulate effective depth, regulate pin 4 before and after the backrest, two backrests are regulated supports 3, are positioned to establish both sides before and after the chair leg and claim 16, adopt removable chair leg connecting rod fixing pin 15 to be fixedly connected.

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