CN2113659U

CN2113659U - Variable height table capable of adjusting writing posture

Info

Publication number: CN2113659U
Application number: CN 91213635
Authority: CN
Inventors: 韩银华; 张怡
Original assignee: Individual
Current assignee: Individual
Priority date: 1991-04-19
Filing date: 1991-04-19
Publication date: 1992-08-26

Abstract

The utility model relates to a variable height table capable of adjusting writing posture. The ordinary desk is divided into two parts. One part is composed of a desktop and a desk hole. The other part is a support bracket composed of desk legs. Both sides in the desk hole is provided with a slot. The support bracket is inserted into the slot of both sides of the desk hole, and is fixed by bolts. The support bracket can be lifted in the slots. The desktop is also provided with a posture regulator. The variable height table capable of adjusting writing posture creates an optimal writing posture for the writing person, and controls the bad writing posture possibly occurring while in writing. The variable height table capable of adjusting writing posture has easy and simple structure and low cost, and is a good assistant for the young children.

Description

Variable height table capable of adjusting writing posture

The utility model relates to writing posture and regulates same table, is particularly useful for kindergarten and middle and primary schools, also is applicable to the occasion that needs to regulate same table.

According to statistics, children's hypometropia rate accounts for 35～38% at present, wherein the hereditary myopia eye only accounts for 3～4%, causes the reason of children's myopia many, as problems such as writing posture, nutrition, custom and conditions, and overgrown tables and chairs are the roots that cause myopia, nearly all children will be subjected to influence in various degree, as use low desk in the growth learning process, neck and back must lean forward, and chest is oppressed; As using too high desk, neck and desktop differ too little, cause the reading distance not enough, and the visual angle are too oblique.But only there are fit tables and chairs also not all right, also will form good sitting posture,, usually be difficult to accomplish as early as possible the correct of writing posture the children of first entrance door.Correct writing posture, should be that the people is sitting on the chair, table height just in time can be consistent with the height of elbow, and the height of people's height and desk has functional relation: h=0.2H+500(h---table height, H---people's height, the mm of unit), correct writing posture also require to write people's chest from the table back gauge between 100～120mm.

The purpose of this utility model provides and a kind ofly can keep the correct adjustable same table of writing posture.

The utility model writing posture is regulated same table, form by desktop table hole and table leg, it is characterized in that: desktop, table hole and table leg are divided into two bodies: desktop and table hole one, the table leg support is an one, table inboard, hole is provided with groove, support inserts in the groove of table both sides, hole, uses bolting, and support can lifting in groove; Also be provided with the posture adjuster on the desktop.The posture adjuster is by fixed mount, and hinge joint is formed at connecting rod on the fixed mount and the carriage that is stuck on the connecting rod ball.The material of same table can be by timber, glued board, and steel are manufactured; Modifier material can be by plastics, bakelite, and alloy material is manufactured.

The utility model writing posture is regulated same table, is used for controlling the bad writing posture that may occur when writing to writing the writing posture that the people creates a best, and it is simple for structure, and cost is low, and good looking appearance is children's a desirable apparatus.

Description of drawings:

Fig. 1 is the utility model structure chart;

Fig. 2 is the utility model adjuster class shape figure.

Table upper body 1; Carriage 2; Connecting rod 3; Fixed mount 4; Bolt 5; Pin 6; Support 7; Chute 8.

Below in conjunction with accompanying drawing embodiment of the present utility model is further described:

The utility model writing posture same table, desktop and table hole are fixed together and are to form support 7 by four legs in table upper body 1, support 7 inserts in the groove 8 of table both sides, hole, with bolt 5 table leg support 7 is fixed in the groove, support 7 can lifting in groove 8, and the height of lifting is decided according to the length of groove.Adjuster is equipped with on a positive table limit in same table, and adjuster is made up of fixed mount 4, connecting rod 3 and the carriage 2 that is stuck on the connecting rod ball.Adjuster is to determine each size according to the requirement of distance, visual angle and the chest locations of correct writing posture, the mode that adjuster is fixed on positive table limit has three kinds: a, latch fixation: at the local key seat of installing earlier of table limit symmetry, a corresponding hole with bearing pin is arranged at the fixed mount bottom, can fix in the hole of key seat insertion fixed mount; B, clip fixation: be clipped on the limit as common folder principle; C, bolt and hanger in place: use bolt clip on the table limit.A universal ball is arranged at connecting rod 3 tops, and bottom and fixed mount 4 hinge joints can be rotated 90 degree to the chest direction, to keep the about 100mm of distance between chest and the desk.Carriage 2 is to be stuck on the ball on connecting rod 3 tops, can rotate arbitrarily, crosses down lowly with playing the head that prevents the people, or is holding in the palm chest, with keep chest and between distance.

During use, regulate the height of desk according to people's height, when the people was sat up straight, elbow kept flat on the table.Connecting rod 3 was fallen, and with 4 one-tenth 90 degree of fixed mount, carriage 2 is holding in the palm chest, to keep the distance between chest and the desk, has prevented that simultaneously people's head is low excessively.Connecting rod 3 did not fall, and on same line the time, carriage 2 can hold in the palm people's following chin, also can keep the distance at people visual angle, plays the effect of rest simultaneously with fixed mount 4.

Claims

1, a kind of writing posture is regulated same table, form by desktop, table hole and table leg, it is characterized in that: desktop, table hole and table leg are divided into two bodies: desktop and table hole are one, the table leg support is an one, both sides are provided with groove in the table hole, support inserts in the groove of table both sides, hole, uses bolting, and support can lifting in groove; Also be provided with the posture adjuster on the desktop.

2, posture according to claim 1 is regulated same table, it is characterized in that: the posture adjuster is by fixed mount, and hinge joint is formed at connecting rod on the fixed mount and the carriage that is stuck on the connecting rod ball.

3, posture according to claim 1 is regulated same table, and it is characterized in that: the material of same table can be made by timber, glued board, steel.

4, posture according to claim 1 is regulated same table, and it is characterized in that: modifier material can be made by plastics, bakelite, alloy material.