CN102374221A - Anti-theft screw provided with eccentric inner circular hole in screw top - Google Patents
Anti-theft screw provided with eccentric inner circular hole in screw top Download PDFInfo
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- CN102374221A CN102374221A CN2011102261178A CN201110226117A CN102374221A CN 102374221 A CN102374221 A CN 102374221A CN 2011102261178 A CN2011102261178 A CN 2011102261178A CN 201110226117 A CN201110226117 A CN 201110226117A CN 102374221 A CN102374221 A CN 102374221A
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Abstract
The invention discloses an anti-theft screw provided with an eccentric inner circular hole in the screw top. The ant-theft screw is a non-standard fastening member screw and comprises an anti-theft screw body (1) provided with an eccentric inner round hole at the screw top surface, a screw body top (2), a screw top surface (3), a screw body rod (7) and the like, wherein the screw top surface (3) is provided with a screw top surface concave type eccentric inner round hole (13), a screw top surface concave type eccentric inner round hole bottom (14), a screw top surface concave type eccentric inner round hole wall (15), a screw top surface concave type eccentric inner round hole wall (16) and the like. The anti-theft screw can be used for carrying out anti-theft fixation and installation or anti-theft installation of disassembly of old cover holes and assembly of new cap holes on the cap holes of a connection covering cap at the bottom sections of a plurality of light pole columns as easily-stealing facilities arranged outdoors after being matched with tools such as a sleeve wrench and the like for dismantling the anti-theft screw of the eccentric inner round hole on the screw top, and has a remarkable social benefit.
Description
Technical field
The present invention is the non-standard screw nail in a kind of fastening piece; After the supporting uses of instrument such as the anti-theft screw mounting or dismounting special sleeve spanner of it and corresponding specification and shape; Can install and use being installed on the antitheft of section wiring flap lid hole at the bottom of the outdoor easy pirate facility street lamp roofbolt carrying out fixed installation of security or tearing trade-in open in a large number, its social benefit is obvious.
Background technique
To ending at present, still lack real effectively, convenient, the reliable anti-theft screw series product of antitheft of mounting or dismounting, cause to be installed on outdoor easy pirate facility in a large number and constantly to be stolen and sold, it has caused restriction and influence in various degree to people's production, life.
Summary of the invention
The objective of the invention is for overcoming deficiency of the prior art, provide a kind of simple in structure, mounting or dismounting are convenient, the reliable screw top end face of the present invention of antitheft be provided with eccentric in the anti-theft screw technology of circular hole.
The technical solution adopted for the present invention to solve the technical problems is:
Screw top end face of the present invention be provided with eccentric in the anti-theft screw of circular hole, comprise the screw top end face be provided with eccentric in circular hole anti-theft screw ailing body 1, nail body screw top 2, screw top end face 3, screw top bottom surface 4, screw top outer circle wall 5, nail body nail bar 7, nail bar screw thread 8 and nail bar rod end bottom surface 9, on screw top end face 3, be provided with in circular hole 13 in the screw top end face concave type off-centre, the screw top end face concave type off-centre at the bottom of the circular hole 14, circular hole wall wall 16 in circular hole wall 15 and the screw top end face concave type off-centre in the screw top end face concave type off-centre.
On said screw top outer circle wall 5, be provided with screw top excircle tapered wall 6.The circumference of the interior circular hole wall wall 16 of said screw top end face concave type off-centre encloses variable thickness and causes.At the ultra wide diameter flange 61 of screw top excircle wall bottom section that is provided with ultra wide diameter on the end of screw top outer circle wall 5 section or on the end section of screw top excircle tapered wall 6.On ultra wide diameter flange 61 end faces of screw top excircle wall bottom section, be provided with the ultra wide diameter flange of screw top excircle wall bottom section end face 62.On ultra wide diameter flange 61 outer walls of screw top excircle wall bottom section, be provided with the ultra wide diameter flange of screw top excircle wall bottom section outer circle wall 63 or the ultra wide diameter flange of screw top excircle wall bottom section excircle tapered wall 64.On the end section of nail bar screw thread 8, be provided with nail bar square nail bar 81 of screw thread minor diameter or nail bar screw thread minor diameter flat nail bar 82.The thickness of the diameter of the square nail bar 81 of said nail bar screw thread minor diameter or nail bar screw thread minor diameter flat nail bar screw thread 82 is all less than the diameter of following closely bar screw thread 8.
The invention has the beneficial effects as follows:
1, after the supporting use of instrument such as the anti-theft screw of the present invention and corresponding specification and shape mounting or dismounting special sleeve spanner; Can install and use being installed on the antitheft that section wiring flap Gai Kong etc. at the bottom of the outdoor easy pirate facility street lamp roofbolt carries out fixed installation of security or tear trade-in open in a large number, its social benefit is obvious.
2, the present invention is simple in structure, mounting or dismounting are convenient, antitheft is reliable, and social benefit is good.
Description of drawings
Fig. 1 is the 1st kind of embodiment's general structure schematic representation of the present invention.
Fig. 2 is the 2nd kind of embodiment's concrete structure schematic representation of the present invention.
Fig. 3 is the 3rd kind of embodiment's concrete structure schematic representation of the present invention.
Fig. 4 is the 4th kind of embodiment's concrete structure schematic representation of the present invention.
Fig. 5 is the 5th kind of embodiment's concrete structure schematic representation of the present invention.
Fig. 6 is the 6th kind of embodiment's concrete structure schematic representation of the present invention.
Fig. 7 is the 7th kind of embodiment's concrete structure schematic representation of the present invention.
Fig. 8 is the 8th kind of embodiment's concrete structure schematic representation of the present invention.
Fig. 9 is the 9th kind of embodiment's concrete structure schematic representation of the present invention.
Figure 10 is the 11st kind of embodiment's concrete structure schematic representation of the present invention.
Figure 11 is the 12nd kind of embodiment's concrete structure schematic representation of the present invention.
Figure 12 is the 13rd kind of embodiment's concrete structure schematic representation of the present invention.
Figure 13 is the 14th kind of embodiment's concrete structure schematic representation of the present invention.
Figure 14 is the 15th kind of embodiment's concrete structure schematic representation of the present invention.
Figure 15 is the 16th kind of embodiment's concrete structure schematic representation of the present invention.
Figure 16 is the 17th kind of embodiment's concrete structure schematic representation of the present invention.
Figure 17 is the 18th kind of embodiment's concrete structure schematic representation of the present invention.
Figure 18 is the 19th kind of embodiment's concrete structure schematic representation of the present invention.
Embodiment
Below in conjunction with accompanying drawing the present invention is done further description.
Be provided with at Fig. 1 screw top end face and be respectively equipped with nail body screw top 2, screw top end face 3, screw top bottom surface 4, screw top outer circle wall 5, nail body nail bar 7, the nail bar screw thread 8 of linking body structure and follow closely bar rod end bottom surface 9 on the anti-theft screw ailing body 1 of circular hole in eccentric, on screw top end face 3, be provided with in the screw top end face concave type off-centre of linking body structure in circular hole 13, the screw top end face concave type off-centre at the bottom of the circular hole 14, circular hole wall wall 16 in circular hole wall 15 and the screw top end face concave type off-centre in the screw top end face concave type off-centre.
, Fig. 2 screw top end face is respectively equipped with nail body screw top 2, screw top end face 3, screw top bottom surface 4, screw top outer circle wall 5, nail body nail bar 7, nail bar screw thread 8 and the nail bar rod end bottom surface 9 of linking body structure in being provided with off-centre on the anti-theft screw ailing body 1 of circular hole; On screw top end face 3, be provided with in the screw top end face concave type off-centre of linking body structure in circular hole 13, the screw top end face concave type off-centre at the bottom of the circular hole 14, circular hole wall wall 16 in circular hole wall 15 and the screw top end face concave type off-centre in the screw top end face concave type off-centre, on the end of screw top outer circle wall 5 section, be provided with the ultra wide diameter flange of the screw top excircle wall bottom section of ultra wide diameter of linking body structure 61, the ultra wide diameter flange of screw top outer circle wall end face 62 and the ultra wide diameter flange of screw top outer circle wall outer circle wall 63.
, Fig. 3 screw top end face is respectively equipped with nail body screw top 2, screw top end face 3, screw top bottom surface 4, screw top outer circle wall 5, nail body nail bar 7, nail bar screw thread 8 and the nail bar rod end bottom surface 9 of linking body structure in being provided with off-centre on the anti-theft screw ailing body 1 of circular hole; On screw top end face 3, be provided with in the screw top end face concave type off-centre of linking body structure in circular hole 13, the screw top end face concave type off-centre at the bottom of the circular hole 14, circular hole wall wall 16 in circular hole wall 15 and the screw top end face concave type off-centre in the screw top end face concave type off-centre, on the end of screw top outer circle wall 5 section, be provided with the ultra wide diameter flange of the screw top excircle wall bottom section of ultra wide diameter of linking body structure 61, the ultra wide diameter flange of screw top outer circle wall end face 62 and the ultra wide diameter flange of screw top outer circle wall excircle tapered wall 64.
In Fig. 4 screw top end face is provided with off-centre, be respectively equipped with nail body screw top 2, screw top end face 3, screw top bottom surface 4, screw top outer circle wall 5, nail body nail bar 7, the nail bar screw thread 8 of linking body structure on the hole anti-theft screw ailing body 1 of circle and follow closely bar rod end bottom surface 9; On screw top end face 3, be provided with in the screw top end face concave type off-centre of linking body structure in circular hole 13, the screw top end face concave type off-centre at the bottom of the circular hole 14, circular hole wall wall 16 in circular hole wall 15 and the screw top end face concave type off-centre in the screw top end face concave type off-centre, on the end section of nail bar screw thread 8, be provided with the square nail bar 81 of nail bar screw thread minor diameter.
, Fig. 5 screw top end face is respectively equipped with nail body screw top 2, screw top end face 3, screw top bottom surface 4, screw top outer circle wall 5, nail body nail bar 7, nail bar screw thread 8 and the nail bar rod end bottom surface 9 of linking body structure in being provided with off-centre on the anti-theft screw ailing body 1 of circular hole; On screw top end face 3, be provided with in the screw top end face concave type off-centre of linking body structure in circular hole 13, the screw top end face concave type off-centre at the bottom of the circular hole 14, circular hole wall wall 16 in circular hole wall 15 and the screw top end face concave type off-centre in the screw top end face concave type off-centre; On the end section of nail bar screw thread 8, be provided with the square nail bar 81 of nail bar screw thread minor diameter, on the end of screw top outer circle wall 5 section, be provided with the ultra wide diameter flange of the screw top excircle wall bottom section of ultra wide diameter of linking body structure 61, the ultra wide diameter flange of screw top outer circle wall end face 62 and the ultra wide diameter flange of screw top outer circle wall outer circle wall 63.
, Fig. 6 screw top end face is respectively equipped with nail body screw top 2, screw top end face 3, screw top bottom surface 4, screw top outer circle wall 5, nail body nail bar 7, nail bar screw thread 8 and the nail bar rod end bottom surface 9 of linking body structure in being provided with off-centre on the anti-theft screw ailing body 1 of circular hole; On screw top end face 3, be provided with in the screw top end face concave type off-centre of linking body structure in circular hole 13, the screw top end face concave type off-centre at the bottom of the circular hole 14, circular hole wall wall 16 in circular hole wall 15 and the screw top end face concave type off-centre in the screw top end face concave type off-centre; On the end section of nail bar screw thread 8, be provided with the square nail bar 81 of nail bar screw thread minor diameter, on the end of screw top outer circle wall 5 section, be provided with the ultra wide diameter flange of the screw top excircle wall bottom section of ultra wide diameter of linking body structure 61, the ultra wide diameter flange of screw top outer circle wall end face 62 and the ultra wide diameter flange of screw top outer circle wall excircle tapered wall 64.
, Fig. 7 screw top end face is respectively equipped with nail body screw top 2, screw top end face 3, screw top bottom surface 4, screw top outer circle wall 5, nail body nail bar 7, nail bar screw thread 8 and the nail bar rod end bottom surface 9 of linking body structure in being provided with off-centre on the anti-theft screw ailing body 1 of circular hole; On screw top end face 3, be provided with in the screw top end face concave type off-centre of linking body structure in circular hole 13, the screw top end face concave type off-centre at the bottom of the circular hole 14, circular hole wall wall 16 in circular hole wall 15 and the screw top end face concave type off-centre in the screw top end face concave type off-centre, on the end section of nail bar screw thread 8, be provided with nail bar screw thread minor diameter flat nail bar 82.
, Fig. 8 screw top end face is respectively equipped with nail body screw top 2, screw top end face 3, screw top bottom surface 4, screw top outer circle wall 5, nail body nail bar 7, nail bar screw thread 8 and the nail bar rod end bottom surface 9 of linking body structure in being provided with off-centre on the anti-theft screw ailing body 1 of circular hole; On screw top end face 3, be provided with in the screw top end face concave type off-centre of linking body structure in circular hole 13, the screw top end face concave type off-centre at the bottom of the circular hole 14, circular hole wall wall 16 in circular hole wall 15 and the screw top end face concave type off-centre in the screw top end face concave type off-centre; On the end section of nail bar screw thread 8, be provided with nail bar screw thread minor diameter flat nail bar 82, on the end of screw top outer circle wall 5 section, be provided with the ultra wide diameter flange of the screw top excircle wall bottom section of ultra wide diameter of linking body structure 61, the ultra wide diameter flange of screw top outer circle wall end face 62 and the ultra wide diameter flange of screw top outer circle wall outer circle wall 63.
, Fig. 9 screw top end face is respectively equipped with nail body screw top 2, screw top end face 3, screw top bottom surface 4, screw top outer circle wall 5, nail body nail bar 7, nail bar screw thread 8 and the nail bar rod end bottom surface 9 of linking body structure in being provided with off-centre on the anti-theft screw ailing body 1 of circular hole; On screw top end face 3, be provided with in the screw top end face concave type off-centre of linking body structure in circular hole 13, the screw top end face concave type off-centre at the bottom of the circular hole 14, circular hole wall wall 16 in circular hole wall 15 and the screw top end face concave type off-centre in the screw top end face concave type off-centre; On the end section of nail bar screw thread 8, be provided with nail bar screw thread minor diameter flat nail bar 82, on the end of screw top outer circle wall 5 section, be provided with the ultra wide diameter flange of the screw top excircle wall bottom section of ultra wide diameter of linking body structure 61, the ultra wide diameter flange of screw top outer circle wall end face 62 and the ultra wide diameter flange of screw top outer circle wall excircle tapered wall 64.
, Figure 10 screw top end face is respectively equipped with nail body screw top 2, screw top end face 3, the screw top bottom surface 4 of linking body structure in being provided with off-centre on the anti-theft screw ailing body 1 of circular hole; On screw top outer circle wall 5, be provided with screw top excircle tapered wall 6; On nail body nail bar 7, be provided with nail bar screw thread 8 and nail bar rod end bottom surface 9, on screw top end face 3, be provided with in the screw top end face concave type off-centre of linking body structure in circular hole 13, the screw top end face concave type off-centre at the bottom of the circular hole 14, circular hole wall wall 16 in circular hole wall 15 and the screw top end face concave type off-centre in the screw top end face concave type off-centre.
, Figure 11 screw top end face is respectively equipped with nail body screw top 2, screw top end face 3, the screw top bottom surface 4 of linking body structure in being provided with off-centre on the anti-theft screw ailing body 1 of circular hole; On screw top outer circle wall 5, be provided with screw top excircle tapered wall 6; On nail body nail bar 7, be provided with nail bar screw thread 8 and nail bar rod end bottom surface 9; On screw top end face 3, be provided with in the screw top end face concave type off-centre of linking body structure in circular hole 13, the screw top end face concave type off-centre at the bottom of the circular hole 14, circular hole wall wall 16 in circular hole wall 15 and the screw top end face concave type off-centre in the screw top end face concave type off-centre, on the end section of screw top excircle tapered wall 6, be provided with the ultra wide diameter flange of the screw top excircle wall bottom section of ultra wide diameter of linking body structure 61, the ultra wide diameter flange of screw top outer circle wall end face 62 and the ultra wide diameter flange of screw top outer circle wall outer circle wall 63.
, Figure 12 screw top end face is respectively equipped with nail body screw top 2, screw top end face 3, the screw top bottom surface 4 of linking body structure in being provided with off-centre on the anti-theft screw ailing body 1 of circular hole; On screw top outer circle wall 5, be provided with screw top excircle tapered wall 6; On nail body nail bar 7, be provided with nail bar screw thread 8 and nail bar rod end bottom surface 9; On screw top end face 3, be provided with in the screw top end face concave type off-centre of linking body structure in circular hole 13, the screw top end face concave type off-centre at the bottom of the circular hole 14, circular hole wall wall 16 in circular hole wall 15 and the screw top end face concave type off-centre in the screw top end face concave type off-centre, on the end section of screw top excircle tapered wall 6, be provided with the ultra wide diameter flange of the screw top excircle wall bottom section of ultra wide diameter of linking body structure 61, the ultra wide diameter flange of screw top outer circle wall end face 62 and the ultra wide diameter flange of screw top outer circle wall excircle tapered wall 64.
, Figure 13 screw top end face is respectively equipped with nail body screw top 2, screw top end face 3, the screw top bottom surface 4 of linking body structure in being provided with off-centre on the anti-theft screw ailing body 1 of circular hole; On screw top outer circle wall 5, be provided with screw top excircle tapered wall 6; On nail body nail bar 7, be provided with nail bar screw thread 8 and nail bar rod end bottom surface 9; On screw top end face 3, be provided with in the screw top end face concave type off-centre of linking body structure in circular hole 13, the screw top end face concave type off-centre at the bottom of the circular hole 14, circular hole wall wall 16 in circular hole wall 15 and the screw top end face concave type off-centre in the screw top end face concave type off-centre, on the end section of nail bar screw thread 8, be provided with the square nail bar 81 of nail bar screw thread minor diameter.
, Figure 14 screw top end face is respectively equipped with nail body screw top 2, screw top end face 3, the screw top bottom surface 4 of linking body structure in being provided with off-centre on the anti-theft screw ailing body 1 of circular hole; On screw top outer circle wall 5, be provided with screw top excircle tapered wall 6; On nail body nail bar 7, be provided with nail bar screw thread 8 and nail bar rod end bottom surface 9; On screw top end face 3, be provided with in the screw top end face concave type off-centre of linking body structure in circular hole 13, the screw top end face concave type off-centre at the bottom of the circular hole 14, circular hole wall wall 16 in circular hole wall 15 and the screw top end face concave type off-centre in the screw top end face concave type off-centre; On the end section of nail bar screw thread 8, be provided with the square nail bar 81 of nail bar screw thread minor diameter, on the end section of screw top excircle tapered wall 6, be provided with the ultra wide diameter flange of the screw top excircle wall bottom section of ultra wide diameter of linking body structure 61, the ultra wide diameter flange of screw top outer circle wall end face 62 and the ultra wide diameter flange of screw top outer circle wall outer circle wall 63.
, Figure 15 screw top end face is respectively equipped with nail body screw top 2, screw top end face 3, the screw top bottom surface 4 of linking body structure in being provided with off-centre on the anti-theft screw ailing body 1 of circular hole; On screw top outer circle wall 5, be provided with screw top excircle tapered wall 6; On nail body nail bar 7, be provided with nail bar screw thread 8 and nail bar rod end bottom surface 9; On screw top end face 3, be provided with in the screw top end face concave type off-centre of linking body structure in circular hole 13, the screw top end face concave type off-centre at the bottom of the circular hole 14, circular hole wall wall 16 in circular hole wall 15 and the screw top end face concave type off-centre in the screw top end face concave type off-centre; On the end section of nail bar screw thread 8, be provided with the square nail bar 81 of nail bar screw thread minor diameter, on the end section of screw top excircle tapered wall 6, be provided with the ultra wide diameter flange of the screw top excircle wall bottom section of ultra wide diameter of linking body structure 61, the ultra wide diameter flange of screw top outer circle wall end face 62 and the ultra wide diameter flange of screw top outer circle wall excircle tapered wall 64.
, Figure 16 screw top end face is respectively equipped with nail body screw top 2, screw top end face 3, the screw top bottom surface 4 of linking body structure in being provided with off-centre on the anti-theft screw ailing body 1 of circular hole; On screw top outer circle wall 5, be provided with screw top excircle tapered wall 6; On nail body nail bar 7, be provided with nail bar screw thread 8 and nail bar rod end bottom surface 9; On screw top end face 3, be provided with in the screw top end face concave type off-centre of linking body structure in circular hole 13, the screw top end face concave type off-centre at the bottom of the circular hole 14, circular hole wall wall 16 in circular hole wall 15 and the screw top end face concave type off-centre in the screw top end face concave type off-centre, on the end section of nail bar screw thread 8, be provided with nail bar screw thread minor diameter flat nail bar 82.
, Figure 17 screw top end face is respectively equipped with nail body screw top 2, screw top end face 3, the screw top bottom surface 4 of linking body structure in being provided with off-centre on the anti-theft screw ailing body 1 of circular hole; On screw top outer circle wall 5, be provided with screw top excircle tapered wall 6; On nail body nail bar 7, be provided with nail bar screw thread 8 and nail bar rod end bottom surface 9; On screw top end face 3, be provided with in the screw top end face concave type off-centre of linking body structure in circular hole 13, the screw top end face concave type off-centre at the bottom of the circular hole 14, circular hole wall wall 16 in circular hole wall 15 and the screw top end face concave type off-centre in the screw top end face concave type off-centre; On the end section of nail bar screw thread 8, be provided with nail bar screw thread minor diameter flat nail bar 82, on the end section of screw top excircle tapered wall 6, be provided with the ultra wide diameter flange of the screw top excircle wall bottom section of ultra wide diameter of linking body structure 61, the ultra wide diameter flange of screw top outer circle wall end face 62 and the ultra wide diameter flange of screw top outer circle wall outer circle wall 63.
, Figure 18 screw top end face is respectively equipped with nail body screw top 2, screw top end face 3, the screw top bottom surface 4 of linking body structure in being provided with off-centre on the anti-theft screw ailing body 1 of circular hole; On screw top outer circle wall 5, be provided with screw top excircle tapered wall 6; On nail body nail bar 7, be provided with nail bar screw thread 8 and nail bar rod end bottom surface 9; On screw top end face 3, be provided with in the screw top end face concave type off-centre of linking body structure in circular hole 13, the screw top end face concave type off-centre at the bottom of the circular hole 14, circular hole wall wall 16 in circular hole wall 15 and the screw top end face concave type off-centre in the screw top end face concave type off-centre; On the end section of nail bar screw thread 8, be provided with nail bar screw thread minor diameter flat nail bar 82, on the end section of screw top excircle tapered wall 6, be provided with the ultra wide diameter flange of the screw top excircle wall bottom section of ultra wide diameter of linking body structure 61, the ultra wide diameter flange of screw top outer circle wall end face 62 and the ultra wide diameter flange of screw top outer circle wall excircle tapered wall 64.
Claims (8)
- A screw top end face be provided with eccentric in the anti-theft screw of circular hole; Comprise the screw top end face be provided with eccentric in circular hole anti-theft screw ailing body (1), nail body screw top (2), screw top end face (3), screw top bottom surface (4), screw top outer circle wall (5), nail body nail bar (7), nail bar screw thread (8) and follow closely bar rod end bottom surface (9), it is characterized in that: on screw top end face (3), be provided with in circular hole (13) in the screw top end face concave type off-centre, the screw top end face concave type off-centre at the bottom of the circular hole in (14), the screw top end face concave type off-centre circular hole wall wall (16) in the circular hole wall (15) and screw top end face concave type off-centre.
- 2. screw top end face according to claim 1 is provided with the anti-theft screw of eccentric interior circular hole, it is characterized in that: on said screw top outer circle wall (5), be provided with screw top excircle tapered wall (6).
- 3. screw top end face according to claim 1 is provided with the anti-theft screw of eccentric interior circular hole, it is characterized in that: the circumference of the interior circular hole wall wall (16) of said screw top end face concave type off-centre encloses variable thickness and causes.
- According to claim 1 and the described screw top end face of claim 2 be provided with eccentric in the anti-theft screw of circular hole, it is characterized in that: at the ultra wide diameter flange of screw top excircle wall bottom section (61) that is provided with ultra wide diameter on screw top outer circle wall (5) end section or on the end section of screw top excircle tapered wall (6).
- 5. screw top end face according to claim 4 is provided with the anti-theft screw of eccentric interior circular hole, it is characterized in that: on the ultra wide diameter flange of screw top excircle wall bottom section (61) end face, be provided with screw top excircle wall bottom section ultra wide diameter flange end face (62).
- 6. screw top end face according to claim 4 is provided with the anti-theft screw of eccentric interior circular hole, it is characterized in that: on the ultra wide diameter flange of screw top excircle wall bottom section (61) outer wall, be provided with screw top excircle wall bottom section ultra wide diameter flange outer circle wall (63) or the ultra wide diameter flange of screw top excircle wall bottom section excircle tapered wall (64).
- 7. screw top end face according to claim 1 is provided with the anti-theft screw of eccentric interior circular hole, it is characterized in that: on the end section of nail bar screw thread (8), be provided with nail bar screw thread square nail bar of minor diameter (81) or nail bar screw thread minor diameter flat nail bar (82).
- 8. screw top end face according to claim 7 is provided with the anti-theft screw of eccentric interior circular hole, it is characterized in that: the thickness of the diameter of the said nail bar screw thread square nail bar of minor diameter (81) or nail bar screw thread minor diameter flat nail bar (82) is all less than the diameter of following closely bar screw thread (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102261178A CN102374221A (en) | 2011-08-05 | 2011-08-05 | Anti-theft screw provided with eccentric inner circular hole in screw top |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102261178A CN102374221A (en) | 2011-08-05 | 2011-08-05 | Anti-theft screw provided with eccentric inner circular hole in screw top |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102374221A true CN102374221A (en) | 2012-03-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011102261178A Pending CN102374221A (en) | 2011-08-05 | 2011-08-05 | Anti-theft screw provided with eccentric inner circular hole in screw top |
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| CN (1) | CN102374221A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103114697A (en) * | 2013-03-01 | 2013-05-22 | 周述文 | Thread-type eccentric crescent moon combination bolt and mounting method of the same |
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| CN201093002Y (en) * | 2007-11-02 | 2008-07-30 | 成都意町工业产品设计有限公司 | Antitheft bolt and rotating tool |
| JP2009222218A (en) * | 2008-03-19 | 2009-10-01 | Toyota Motor Corp | Fastener with flange |
| CN201433993Y (en) * | 2009-07-21 | 2010-03-31 | 任旭辉 | Anti-theft bolt |
| CN201461687U (en) * | 2009-07-21 | 2010-05-12 | 任旭辉 | Fastening bolt |
| CN202188005U (en) * | 2011-08-05 | 2012-04-11 | 徐尚仁 | Anti-theft screw with eccentric inner round hole on screw top surface |
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2011
- 2011-08-05 CN CN2011102261178A patent/CN102374221A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201093002Y (en) * | 2007-11-02 | 2008-07-30 | 成都意町工业产品设计有限公司 | Antitheft bolt and rotating tool |
| JP2009222218A (en) * | 2008-03-19 | 2009-10-01 | Toyota Motor Corp | Fastener with flange |
| CN201433993Y (en) * | 2009-07-21 | 2010-03-31 | 任旭辉 | Anti-theft bolt |
| CN201461687U (en) * | 2009-07-21 | 2010-05-12 | 任旭辉 | Fastening bolt |
| CN202188005U (en) * | 2011-08-05 | 2012-04-11 | 徐尚仁 | Anti-theft screw with eccentric inner round hole on screw top surface |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103114697A (en) * | 2013-03-01 | 2013-05-22 | 周述文 | Thread-type eccentric crescent moon combination bolt and mounting method of the same |
| CN103114697B (en) * | 2013-03-01 | 2016-01-06 | 周述文 | The eccentric crescent moon combined bolt of screw-type and mounting method thereof |
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Application publication date: 20120314 |