childrens table chairs size requirements

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childrens table chairs https://www.szveg-forever.com/Kids-Educational

- Desktop width

The table width B should provide suitable activity space for children to sit for learning and entertainment activities. Childrens table chairs inspection requires that the width of the desktop should not be less than 700mm.

-Desktop deep

The table top depth T1 should consider the arm work area under seated learning or recreational activities. The depth of the table top should not be less than 450 mm.

- table height

The table height H1 should meet the support height of the children's elbows when they are seated for learning and entertainment, and the adjustable range of the table top height should be 540 mm.

-Height headroom under table

The headroom H2 under the table should refer to the child's knee space height and sitting knee height. The adjustable range of the clear height under the table should be 320 mm~570 mm.

Taking the clearance height under the table as the benchmark, the difference between the table height and the clearance height under the table should not be greater than 220 mm.

-Deep headroom under desk

The headroom depth T2 under the table should refer to the child's knee space depth. The headroom depth under the table is based on the length of the thighs in the sitting position. The requirements are as follows: H:

a) It is not advisable to set baffles that affect the forward movement of the legs in the depth direction under the table. When the baffles need to be set, the baffles are not declared: the effective movement space of the legs is affected;

b) The headroom depth under the table should not be less than 450mm;

c) If the headroom under the table is affected by the consideration of the structural safety design, the headroom under the table in the effective area of ​​the lower limbs shall be at least guaranteed, and the headroom under the table shall not be less than 380 mm.

-Desktop inclination

The inclination of the desktop should be adjustable, and the adjustment mechanism should be an anti-pinch mechanism such as safety locking. The adjustable range of the inclination of the desktop should not be less than 24°.

When measuring, it is required to use a goniometer with an accuracy of not less than 1° to measure the angle between the surface under the load and the middle of the horizontal plane.

childrens table chairs https://www.szveg-forever.com/Kids-Educational

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