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House number plate nail

A technology of house number nails and external nails, which is applied in the directions of signs, instruments, display devices, etc., can solve problems such as the falling off of house numbers, and achieve the effect of preventing nails from falling off and prolonging practical life.

Inactive Publication Date: 2014-11-19
铜陵翔宇商贸有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] The purpose of the invention is to solve the problem that the door plate falls off due to long-term use

Method used

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  • House number plate nail
  • House number plate nail
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Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0014] The specific embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

[0015] Such as figure 1 with image 3 As shown, this embodiment includes a hollow outer nail 1 and an inner nail 3 sleeved in the outer nail 1. The outer nail 1 is provided with a knife hole 2 on the nail shaft, and the inner wall of the outer nail 1 is fixedly connected to the left side of the knife hole. Piece 5; The nail shaft of the inner nail 3 is provided with a blade 4 that is adapted to the knife hole 2. The inner nail 3 is longer than the outer nail 1, and the inner nail 3 is threadedly connected with the outer nail 1.

[0016] Such as figure 2 As shown, the blade 4 is a retractable blade, and both sides of the cutter head of the blade 4 are provided with barbs.

[0017] First use a screwdriver to nail the house number. Because the inner wall of the outer nail 1 is fixed on the left side of the knife hole, there is a stopper 5, so it can...

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PUM

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Abstract

The invention discloses a house number plate nail which comprises a hollow outer nail body (1) and an inner nail body (3) sleeved with the outer nail body (1), wherein a tool bore (2) is formed in the rod portion of the outer nail body (1), a stop plate (5) is fixedly connected to the portion, close to the left side of the tool bore, of the inner wall of the outer nail body (1), and a blade (4) matched with the cutter bore (2) is arranged on the rod portion of the inner nail body (3). When the nail enters a door plate, the blade can be ejected out, barbs are arranged on the blade to prevent the nail from disengagement, the service life of a house number plate is prolonged, the situation that multiple holes are left on a door is avoided, and the appearance is not affected.

Description

Technical field [0001] The invention relates to a house number nail, in particular to a house number nail used for fixing wooden door numbers. Background technique [0002] The doors of enterprises, institutions, hotels, dormitories, etc. all need to use house numbers. Today’s house numbers are nailed to the door, but this implementation method is not reliable. As the door expands and shrinks, it is used artificially (closed, opened) ) Will cause the nails to fall off, causing the doorplate to fall. At this time, the nail holes on the door cannot be used again and need to be punched again, which will not only damage the door, but also affect the appearance. Summary of the invention [0003] The purpose of the present invention is to solve the problem of the house number falling off due to long-term use. [0004] The technical solution adopted by the present invention is: a house number nail, comprising a hollow outer nail and an inner nail sleeved in the outer nail, the outer nail ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G09F7/16G09F7/18
Inventor 沙以仙
Owner 铜陵翔宇商贸有限公司