CN2767740Y - Hard and tough anti-theft screw with dissimilar outer taper wall - Google Patents
Hard and tough anti-theft screw with dissimilar outer taper wall Download PDFInfo
- Publication number
- CN2767740Y CN2767740Y CN 200420117372 CN200420117372U CN2767740Y CN 2767740 Y CN2767740 Y CN 2767740Y CN 200420117372 CN200420117372 CN 200420117372 CN 200420117372 U CN200420117372 U CN 200420117372U CN 2767740 Y CN2767740 Y CN 2767740Y
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- Prior art keywords
- wall
- screw
- nail
- hard
- theft
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a hard and tough anti-theft screw with a dissimilar outer taper wall, which aims to provide the technology of the utility model having the advantages of simple structure and reliable theft prevention. The utility model comprises a nail body, a nail rod, a nail rod screw thread, a nail top, a wall bottom of a nail top wall, a wall center of the nail top wall and a wall top of the nail top wall, for the hard and tough anti-theft screw with the dissimilar outer taper wall. A big taper wall at the wall bottom section is arranged between the wall bottom of the nail top wall and the wall center of the nail top wall. A small taper wall at the wall top section is arranged between the wall center of the nail top wall and the wall top of nail top wall. After the utility model is assembled, disassembled and fastened by a special spanner of anti-theft screws, all the objects which need to be fastened can achieve the aim of theft prevention. The utility model is widely suitable for carrying out the theft prevention, fastening and installation for the devices or the parts of the devices which are fixedly installed outdoors and easily stolen.
Description
One, technical field
The utility model be a kind of relate to be fixedly installed on outdoor easy robber's equipment or its parts in order to antitheft fastening piece, more particularly, it is a kind of anti-theft screw.
Two, technical background
Known fastener screw nail, its screw top outer wall or inwall are by the alternate formation with the rib plane of rib of respective numbers, conventional general various spanner or sleeve its screw thread of just advancing and retreat, even the non-standard screw of indivisible distortion is arranged, also as long as with hard tooth pipe tongs or make utmost point simple hand instrument its screw thread of just advancing and retreat by oneself, and make equipment such as communal facility be fixedly installed in the increasing of outdoor easy robber location, and thief promptly utilizes the non-anti-theft deficiency of this fastening piece, steal and sell illegal activity thereby carry out it, it has caused harm and destruction in various degree to society and people.
Three, summary of the invention
The purpose of this utility model is for overcoming deficiency of the prior art, provide a kind of simple in structure, cheap, adorning, tear open conveniently, antitheft reliable the utility model technology.
The technological scheme that its technical problem that solves the utility model adopts is:
Hard and the tough anti-theft screw of the unusual tapered wall of the utility model comprises at the bottom of the hard and tough anti-theft screw ailing of unusual tapered wall body 1, nail bar 2, nail bar screw thread 3, screw top 4, the screw top wall wall 5, in the screw top wall wall 6 and screw top wall wall top 7, at the bottom of the screw top wall wall 5 to the screw top wall wall between 6 section be provided with the big tapered wall 8 of wall bottom section; 6 between the screw top wall wall top 7 section is provided with the little tapered wall 9 of wall top section in screw top wall wall.
5 diameters are greater than 6 diameter in the screw top wall wall at the bottom of the described screw top wall wall; 6 diameters are greater than the diameter on screw top wall wall top 7 in the described screw top wall wall; Big tapered wall 8 taperings of described wall bottom section are greater than the tapering of the little tapered wall 9 of wall top section.
The beneficial effects of the utility model are:
1, the utility model with special spanner for safety screw dress, tear open fastening after, can make all fastened things reach antitheft purpose.The utility model is widely used in carrying out antitheft fastening installation to being fixedly installed in outdoor easy pirate facility or its parts;
2, the utility model is simple in structure, and is cheap, adorns, tears open conveniently, and antitheft reliable, social benefit is obvious.
Four, description of drawings
Fig. 1 is the utility model embodiment linking body structure schematic representation.Wherein 1 is the hard and tough anti-theft screw ailing of unusual tapered wall body, and 2 are the nail bar, and 3 are nail bar screw thread, and 4 be screw top, 5 be screw top wall wall at the bottom of, 6 is in the screw top wall wall, 7 is that screw top wall wall pushes up, 8 is the big tapered wall of wall bottom section, 9 is the little tapered wall of wall top section.
Five, embodiment
The utility model will be further described below in conjunction with accompanying drawing.
On the hard and tough anti-theft screw ailing of the unusual tapered wall body 1 of Fig. 1, be respectively equipped with nail bar 2, nail bar screw thread 3, the screw top 4 of linking body structure; On screw top 4 outer walls, be respectively equipped with at the bottom of the screw top wall wall of linking body structure 5, in the screw top wall wall 6 and screw top wall wall top 7; At the bottom of the screw top wall wall 5 to the screw top wall wall between 6 section be provided with the big tapered wall 8 of wall bottom section; 6 between the screw top wall wall top 7 section is provided with the little tapered wall 9 of wall top section in screw top wall wall.
Claims (4)
1, the hard and tough anti-theft screw of a kind of unusual tapered wall comprises (6) and screw top wall wall top (7) in (5) at the bottom of the hard and tough anti-theft screw ailing of unusual tapered wall body (1), nail bar (2), nail bar screw thread (3), screw top (4), the screw top wall wall, the screw top wall wall, it is characterized in that: section be provided with the big tapered wall of wall bottom section (8) to the screw top wall wall between (6) in (5) at the bottom of the screw top wall wall; Section is provided with the little tapered wall of wall top section (9) between (6) to the screw top wall wall top (7) in screw top wall wall.
2, the hard and tough anti-theft screw of unusual tapered wall according to claim 1 is characterized in that: (5) diameter is greater than the diameter of (6) in the screw top wall wall at the bottom of the screw top wall wall.
3, the hard and tough anti-theft screw of unusual tapered wall according to claim 1 is characterized in that: (6) diameter is greater than the diameter on screw top wall wall top (7) in the screw top wall wall.
4, the hard and tough anti-theft screw of unusual tapered wall according to claim 1 is characterized in that: the big tapered wall of wall bottom section (8) tapering is greater than the tapering of the little tapered wall of wall top section (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420117372 CN2767740Y (en) | 2004-11-12 | 2004-11-12 | Hard and tough anti-theft screw with dissimilar outer taper wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420117372 CN2767740Y (en) | 2004-11-12 | 2004-11-12 | Hard and tough anti-theft screw with dissimilar outer taper wall |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2767740Y true CN2767740Y (en) | 2006-03-29 |
Family
ID=36681600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420117372 Expired - Fee Related CN2767740Y (en) | 2004-11-12 | 2004-11-12 | Hard and tough anti-theft screw with dissimilar outer taper wall |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2767740Y (en) |
-
2004
- 2004-11-12 CN CN 200420117372 patent/CN2767740Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |