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Classroom chair back auxiliary device

An auxiliary device and chair back technology, which is applied to chairs, stools, and other seating furniture, etc., can solve the problems that books cannot be placed on the backs of classroom tables and chairs, and desk lamps are not available.

Inactive Publication Date: 2015-05-20
MIANYANG SHENGDIAN INTPROP TECH SERVICE
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] The purpose of this design is to solve the problem that the backs of existing classroom tables and chairs can neither place books, reserve books and other items, nor have functions such as desk lamps, and provide an auxiliary device for classroom chair backs

Method used

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  • Classroom chair back auxiliary device

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Embodiment Construction

[0011] Such as figure 1 Shown this design is by chair back 1, main plank 2, auxiliary plank 3, axle wheel 4, groove 5, small wood 6, inner bar 7, clip 8, small groove 9, spring 10, hook 11, round hole 12 , rope 13, massage stick 14 constitute.

[0012] When we need to check books conveniently, we use the chair back 1, the small table formed by the main plank 2 and the auxiliary plank 3, and put the book in the groove 5, and the stalls can be changed from the small wood 6 and the inner bar 7 according to the thickness of the book. Adjust, then block the corner of the book with clip 8.

[0013] When auxiliary lamp is needed, a small desk lamp or a small torch are stored in small groove 9 with spring 10 control, in case of emergency.

[0014] When not using auxiliary plank 3, close hook 11 and round hole 12 on the chair back 1 by axle wheel 4 and get final product, then main plank 2 is used for storing books.

[0015] The massage bar 14 that connects with rope 13 on the chair ...

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Abstract

The invention discloses a classroom chair back auxiliary device. The device is characterized in that a chair back is higher than the behind desk, a main wood plate vertical to the chair back is designed on the chair back together with a horizontal plane parallel to the behind desk from top to bottom, a secondary wood plate slightly smaller than the chair back is designed along the length direction of the main wood plate in shaft wheel connection, the shaft wheel is round and rotatable; a groove in a book opening width is designed in middle of the horizontal right plane of the secondary wood plate parallel to the main wood plate from front to back, two ends in the groove are divided into three parts by using small wood, a round hole is drilled in the small wood, a cylindrical stick isometric to the groove is arranged in the groove so that the groove can be identical to the round hole in the small wood, and two clips are arranged at two sides of an inner pole; the left lower corner at the horizontal plane of the secondary wood plate is design with a small groove, and a spring is fixed in the small groove; a hook is designed at each of middle positions of two sides of the secondary wood plate to be matched with the small hole in the chair back; a massage stick is connected with the horizontal direction on the chair back at the equal height of the small hole by using a rope.

Description

technical field [0001] The invention relates to chair back auxiliary devices, in particular to the field of classroom chair back auxiliary devices. Background technique [0002] Due to the unreasonable design of the chairs in the current classroom, the space behind the back of the chair is wasted. It can neither place books, store books and other items, nor have functions such as desk lamps. This has just brought trouble to people's study life. Contents of the invention [0003] The purpose of this design is to provide an auxiliary device for classroom chair backs to solve the problem that the backs of existing classroom tables and chairs can neither place books, reserve books and other items, nor have functions such as desk lamps. [0004] Technical solutions: [0005] This design is made of chair back, main plank, auxiliary plank, axle wheel, groove, small wood, inner bar, clip, small groove, spring, hook, round hole, rope and massage stick. The back of the chair is h...

Claims

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Application Information

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IPC IPC(8): A47C7/62A47C7/40
CPCA47B39/12
Inventor 陈娟杜强陈涛
Owner MIANYANG SHENGDIAN INTPROP TECH SERVICE
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