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Hinge unit

A hinge device and hinge technology, applied in the hinge field, can solve the problems of troublesome stacking, occupying space on the desktop, affecting the configuration space, etc., and achieve the effect of wide range of use and increased flexible use space

Inactive Publication Date: 2002-10-30
黎 治华
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] 1. The fixed desktop or frame body, etc., when it is to be used on site, directly nail and fix the required door panels, table top or frame body, etc., but when it is necessary to stack and distribute special products, it is often found that the tabletop has been nailed and fixed 1. The frame takes up too much space, which consumes time and cost for transportation. In contrast, it causes troubles in stacking
[0005] 2. Attention should be paid to the desktop and frame structure during installation (the tabletop and frame are assembled in a fixed manner). If there is a slight carelessness in handling, the tabletop and frame will be damaged, and even the tabletop will be damaged. , frame structure
[0006] 3. Traditional desktops and racks (especially fixed ones), because the space for configuring items is fixed, so the space for deploying and placing items is limited, which affects the configuration space and the scope of use is limited

Method used

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Embodiment Construction

[0027] Referring to Figure 1, figure 2 , Fig. 3, the present invention is a kind of hinge device specially used in table body or storage rack, cargo display rack and so on that needs to be unfolded, limited and folded. Cover body 4 is made up of; Wherein

[0028] The central part of the upper movable frame body 1 is bent with a ring body 10 with a plane 1000 on the edge, and the ring hole 100 therebetween is provided with a drive ratchet 11 with a plane 113 at the corresponding place to insert, and the outer edge of the ring body 10 is screwed. 101 is locked or riveted, and on the locking end 102 of the upper movable frame body 1, the plate surface 600 is locked; wherein

[0029] A ratchet 110 is provided on both sides of the driving ratchet 11, which meshes with the side ratchets 320 of the driving ratchet 32 ​​inside the ring body 21 of the lower chassis 2, and a concave groove 111 is dug inside the driving ratchet 11 on both sides. , each protruding convex key 112 protrud...

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PUM

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Abstract

A hinge unit suitable for the foldable table, storage shelf, showing shelf, etc is disclosed. A ring body with planar edge is arranged in the center of upper movable body. A driven ratchet wheel is sleeved by said ring body. A locking body is extended out of said upper movable body. Said driven ratchet wheel is engaged with the driven ratchet wheel. The stop block is arranged over and under a rotary conic body embedded in the driven ratchet wheel.

Description

[0001] New technology field: [0002] The invention relates to a hinge, in particular to a hinge for foldable tables and shelves. Background technique: [0003] At present, the assembly and installation of desktops or racks are designed to be fixed, which can still be practical in various occasions, but these structures have the following disadvantages: [0004] 1. The fixed desktop or frame body, etc., when it is to be used on site, directly nail and fix the required door panels, table top or frame body, etc., but when it is necessary to stack and distribute special products, it is often found that the tabletop has been nailed and fixed 1. The frame takes up too much space, which consumes time and cost for transportation. In contrast, it causes troubles in stacking. [0005] 2. Attention should be paid to the desktop and frame structure during installation (the tabletop and frame are assembled in a fixed manner). If there is a slight carelessness in handling, the tabletop an...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): E05D5/00E05F3/20
Inventor 黎治华
Owner 黎 治华
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