CN201486992U - Disposable theftproof screw only capable of being screwed in rather than being screwed out - Google Patents
Disposable theftproof screw only capable of being screwed in rather than being screwed out Download PDFInfo
- Publication number
- CN201486992U CN201486992U CN2009201902021U CN200920190202U CN201486992U CN 201486992 U CN201486992 U CN 201486992U CN 2009201902021 U CN2009201902021 U CN 2009201902021U CN 200920190202 U CN200920190202 U CN 200920190202U CN 201486992 U CN201486992 U CN 201486992U
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- screw
- nail body
- screw top
- screwed
- precession
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- Expired - Fee Related
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Abstract
The utility model discloses a disposable theftproof screw only capable of being screwed in rather than being screwed out. The disposable theftproof screw comprises a theftproof screw body (1) only capable of being screwed in rather than being screwed out, a screw body screw top plane (2), a screw body screw bottom plane (3), a screw body screw top outer circumferential wall (4) or a screw body screw top outer circumferential taper wall (5), a screw body screw thread rod (6), a screw body screw thread rod screw thread (7) and a screw body screw thread rod bottom plane (8), wherein the screw body screw top outer circumferential wall (4) or part of circumferential wall thereof is provided with a right-screwed screw thread (14) which is clockwise screwed in along the screw body screw top outer circumferential wall or a left-screwed screw thread (15) which is anticlockwise screwed in along the screw body screw top outer circumferential wall. After being matched with a corresponding theftproof screw nut and parts such as a special forward-screwed or inverse-screwed sleeve spanner for assembling and disassembling a theftproof screw, and the like, the disposable theftproof screw can be installed at various outdoor apparatuses of electric power, traffic and environmental protection, and the like, in abundance to perform disposable theftproof fixed installation or reinstallation, thereby having obvious social benefit.
Description
Technical field
The utility model is the non-standard screw nail in a kind of fastening piece, it with corresponding anti-theft screw nut and dextrorotation of anti-theft screw assembly and Disassembly special tool or derotation screw shell spanner etc. supporting after, can carry out disposable fixed installation of security or change the outfit having used to being installed on easy pirate facilities such as outdoor electric power, traffic, environmental protection in a large number.
Background technique
To ending at present, still lack really effective, easy for installation, antitheft reliable anti-theft screw series product, cause a large amount of outdoor easy pirate facilities constantly to be stolen and sold, it has made people's production, life be subjected to restriction and influence in various degree.
Summary of the invention
The purpose of this utility model is for overcoming deficiency of the prior art, the disposable anti-theft screw technology that provides a kind of reliable the utility model simple in structure, easy for installation, antitheft can only precession can not screw out.
The technological scheme that its technical problem that solves the utility model adopts is:
The disposable anti-theft screw that the utility model can only precession can not screw out, comprise the disposable anti-theft screw ailing body 1 that can only precession can not screw out, plane 2, nail body screw top top, bottom plane 3 at the bottom of the nail body screw top, nail body screw top outer circle wall 4 or nail body screw top excircle tapered wall 5, nail body threaded stem 6, nail body threaded stem screw thread 7 and nail body threaded stem bottom plane 8, on nail body screw top outer circle wall 4 or the nail body screw top outer circle wall that is provided with linking body structure on its part outer circle wall along the right-handed thread 14 of clockwise direction precession or the left-handed thread 15 of the contrary clockwise direction precession of nail body screw top outer circle wall.
On the plane 2, described nail body screw top top or be provided with the concave type screw top hole, nail body screw top top 22 of linking body structure on its plane, part top.On 22 hole walls of concave type screw top hole, described nail body screw top top or the nail body screw top hole that is provided with linking body structure on its part hole wall along the right-handed thread 24 of clockwise direction precession or the left-handed thread 25 of the nail body contrary clockwise direction precession in screw top hole.Move back protruding high tooth 13 locking on the bottom plane 3 at the bottom of the described nail body screw top or at the bottom of being provided with the screw top of linking body structure on its part bottom plane.
The beneficial effects of the utility model are:
1, after the utility model and corresponding anti-theft screw nut, the dextrorotation of anti-theft screw assembly and Disassembly special tool or derotation screw shell spanner etc. are supporting, can carry out disposable fixed installation of security or change the outfit having used being installed on easy pirate facilities such as outdoor electric power, traffic, environmental protection in a large number;
2, the utility model is simple in structure, cheap, easy for installation, antitheft reliable, and social benefit is obvious.
Description of drawings
Fig. 1 is the 1st kind of embodiment's general structure schematic representation of the utility model.
Fig. 2 is the 1st kind of embodiment's concrete structure sectional view of the utility model.
Fig. 3 is the 2nd kind of embodiment's concrete structure sectional view of the utility model.
Fig. 4 is the 3rd kind of embodiment's concrete structure sectional view of the utility model.
Fig. 5 is the 4th kind of embodiment's concrete structure sectional view of the utility model.
Fig. 6 is the 5th kind of embodiment's concrete structure sectional view of the utility model.
Fig. 7 is the 6th kind of embodiment's concrete structure sectional view of the utility model.
Fig. 8 is the 7th kind of embodiment's concrete structure sectional view of the utility model.
Fig. 9 is the 8th kind of embodiment's concrete structure sectional view of the utility model.
Figure 10, Figure 11 are and lockingly at the bottom of the utility model the 3rd, 5,7, the 9 kind of embodiment's screw top move back protruding high tooth inverted view.
Embodiment
The utility model will be further described below in conjunction with accompanying drawing.
Fig. 2 is the 1st kind of embodiment's concrete structure sectional view of the utility model, and it and Fig. 1 general structure schematic representation are identical.
Lockingly at the bottom of being respectively equipped with nail body threaded stem 6, nail body screw top outer circle wall 4 and screw top on the bottom plane 3 at the bottom of the nail body screw top of Figure 10 move back protruding high tooth 13.
Lockingly at the bottom of being respectively equipped with nail body threaded stem 6, nail body screw top outer circle wall 4 and screw top on the bottom plane 3 at the bottom of the nail body screw top of Figure 11 move back protruding high tooth 13.
Claims (4)
1. disposable anti-theft screw that can only precession can not screw out, comprise the disposable anti-theft screw ailing body (1) that can only precession can not screw out, plane (2), nail body screw top top, bottom plane (3) at the bottom of the nail body screw top, nail body screw top outer circle wall (4) or nail body screw top excircle tapered wall (5), nail body threaded stem (6), nail body threaded stem screw thread (7) and nail body threaded stem bottom plane (8) is characterized in that: nail body screw top outer circle wall (4) go up or its part outer circle wall on be provided with linking body structure nail body screw top outer circle wall along the right-handed thread (14) of clockwise direction precession or nail body screw top outer circle wall left-handed thread (15) against the clockwise direction precession.
2. the disposable anti-theft screw that can only precession can not screw out according to claim 1 is characterized in that: described nail body screw top plane, top (2) go up or its plane, part top on be provided with the nail body screw top concave type screw top hole, top (22) of linking body structure.
3. the disposable anti-theft screw that can only precession can not screw out according to claim 2 is characterized in that: on the hole wall of described nail body screw top concave type screw top hole, top (22) or the nail body screw top hole that is provided with linking body structure on its part hole wall along the right-handed thread (24) of clockwise direction precession or the left-handed thread (25) of the nail body contrary clockwise direction precession in screw top hole.
4. the disposable anti-theft screw that can only precession can not screw out according to claim 1 is characterized in that: bottom plane (3) at the bottom of the described nail body screw top go up or its part bottom plane on be provided with the screw top of linking body structure at the bottom of the locking protruding high tooth (13) that moves back.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201902021U CN201486992U (en) | 2009-07-31 | 2009-07-31 | Disposable theftproof screw only capable of being screwed in rather than being screwed out |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201902021U CN201486992U (en) | 2009-07-31 | 2009-07-31 | Disposable theftproof screw only capable of being screwed in rather than being screwed out |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201486992U true CN201486992U (en) | 2010-05-26 |
Family
ID=42425869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201902021U Expired - Fee Related CN201486992U (en) | 2009-07-31 | 2009-07-31 | Disposable theftproof screw only capable of being screwed in rather than being screwed out |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201486992U (en) |
-
2009
- 2009-07-31 CN CN2009201902021U patent/CN201486992U/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 | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100526 Termination date: 20120731 |