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Hinge unit

A technology of hinge device and transmission device, which is applied in the field of hinges, can solve the problems of desktop occupation space, troublesome stacking, limited use range, etc., and achieve the effect of increasing flexible use space and wide use levels

Inactive Publication Date: 2004-06-02
黎 治华
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] 1. Traditional fixed desktops or frames, etc., when used on site, directly nail and fix the required door panels, table tops or frames, but when stacking and delivering special products, it is often found that the tabletops have 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
[0004] 2. During the assembly process, attention should be paid to the desktop and frame structure (the tabletop and the frame are assembled in a fixed way). If there is a slight carelessness in the handling, the tabletop and frame will be damaged, and even the tabletop will be damaged. , frame structure
[0005] 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, affecting the configuration space, and the scope of use is limited

Method used

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Embodiment Construction

[0029] 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

[0030] The center of the upper movable frame body 1 is bent with a ring body 10 with a frame body plane 1000 on the edge, and the ring hole 100 therebetween is used for the driving ratchet 11 that is provided with a ratchet plane 113 at the corresponding place to insert, and outside the ring body 10 The edge is locked or riveted with screws 101, and on the locking end 102 of the upper movable frame body 1, the plate surface 600 is locked;

[0031] 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 pr...

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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

Technical field: [0001] The invention relates to a hinge, in particular to a hinge for foldable tables and shelves. Background technique: [0002] 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: [0003] 1. Traditional fixed desktops or frames, etc., when used on site, directly nail and fix the required door panels, table tops or frames, but when stacking and delivering special products, it is often found that the tabletops have 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. [0004] 2. During the assembly process, attention should be paid to the desktop and frame structure (the tabletop and the frame are assembled in a fixed way). If there is a slight carelessness in the handling, the tabletop and frame will be damaged, and...

Claims

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Application Information

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