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Optionally-lifted student desk and chair

A technology for desks and students, applied in the directions of desks, chairs, school benches, etc., can solve the problems of inconvenient adjustment of desks and the inability of student chairs to move up and down with desks, and achieve the effect of simple structure

Inactive Publication Date: 2015-04-15
罗浪平
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] The purpose of the present invention is to provide a student desk and chair that can be lifted arbitrarily, which can solve the problems in the prior art that the adjustable student desk is inconvenient and the student chair cannot be raised and lowered with the desk

Method used

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  • Optionally-lifted student desk and chair
  • Optionally-lifted student desk and chair
  • Optionally-lifted student desk and chair

Examples

Experimental program
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Embodiment Construction

[0014] Below in conjunction with accompanying drawing embodiment, the present invention is described in further detail: as Figure 1~2 Shown arbitrary lifting student desk, comprises desktop board 4, table leg, drawer board 5, and table leg mainly is made of inner tube 1, outer tube 3, inner taper sleeve 6 and locking sleeve female 2, and outer tube 3 is provided with External thread, locking sleeve nut 2 is provided with internal thread, inner tube 1 is installed in outer tube 3, inner tapered sleeve 6 is installed between inner tube 1 and outer tube 3, inner tube 1 and outer tube 3 pass through locking sleeve nut 2 is fixed; the outer surface of the inner tube 1 is marked with a scale bar.

[0015] Such as image 3 As shown, the chair used in conjunction with any lifting student desk includes a chair back 12, a chair surface 11, a reinforcing column 13 and chair legs, and the chair legs are mainly composed of an inner tube 14, an outer tube 16, and a locking sleeve nut 15 ...

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PUM

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Abstract

The invention discloses an optionally-lifted student desk and chair and relates to the technical field of manufacture of school supplies. The optionally-lifted student desk comprises a desk top plate, desk legs and a drawer plate, wherein each desk leg comprises an inner tube sleeved in an outer tube, an inner conical sleeve is arranged at the sleeved connection position between the outer tube and the inner tube, and a locking sleeve nut is arranged on the outer side of the sleeved connection position. The optionally-lifted student chair comprises a chair back, a chair face, reinforcing columns and chair legs, wherein each chair leg comprises an inner tube sleeved in an outer tube, an inner conical sleeve is arranged at the sleeved connection position between the outer tube and the inner tube, and a locking sleeve nut is arranged on the outer side of the sleeved connection position. The problem that the optionally-lifted student desk in the prior art is inconvenient to adjust and the student chair cannot be lifted along with the desk can be solved.

Description

technical field [0001] The invention relates to the technical field of teaching supplies manufacturing, in particular to a student desk and chair that can be raised and lowered arbitrarily. Background technique [0002] In the growth process of elementary and middle school students, there are great individual differences. Even the heights of classmates in the same age group also have great differences. However, the heights of desks and chairs in most schools are still fixed, and they cannot be adjusted according to the different heights of students. Adjustment, it is easy to cause myopia and hunchback, which is extremely unfavorable to the health of students; the existing lift-type student desk has a liftable desk body and fixed legs, and the lifting of the desk body is realized by fixing pin holes and fixing pins Yes, although this liftable desk can adjust the height of the desktop according to the user, the adjustment of the height is adjusted in steps, and the adjustment ...

Claims

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Application Information

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IPC IPC(8): A47B41/00A47B9/00A47C3/20
CPCA47B41/02A47B39/02
Inventor 罗浪平
Owner 罗浪平
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