CN201944079U - Plum-blossom anti-theft bolt - Google Patents
Plum-blossom anti-theft bolt Download PDFInfo
- Publication number
- CN201944079U CN201944079U CN2010206549664U CN201020654966U CN201944079U CN 201944079 U CN201944079 U CN 201944079U CN 2010206549664 U CN2010206549664 U CN 2010206549664U CN 201020654966 U CN201020654966 U CN 201020654966U CN 201944079 U CN201944079 U CN 201944079U
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- CN
- China
- Prior art keywords
- bolt head
- plum
- bolt
- screw
- blossom
- Prior art date
- 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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- Burglar Alarm Systems (AREA)
Abstract
The utility model discloses a plum-blossom anti-theft bolt, which comprises a bolt head, a screw and a screw cap, and is characterized in that: the bolt head is in the shape of a plum blossom, the screw cap is in an arc-shaped structure, a screw sleeve higher than the bolt head is arranged at the position of the screw which is abutted against the bolt head, and a gap is left between the screw sleeve and the bolt head. Because the bolt head of the plum-blossom anti-theft bolt is in the shape of the plum blossom, the screw cap is in the arc-shaped structure, and the screw sleeve higher than the bolt head is also arranged, the plum-blossom anti-theft bolt disclosed by the utility model has no cut-in point, is difficultly opened by a non-dedicated tool, has the characteristics of opening prevention, sawing prevention, drilling prevention, prizing prevention, smashing prevention and the like and has the advantages of wide application, simple structure, low cost and convenience in popularization and application.
Description
Technical field
The utility model belongs to a kind of bolt, is specifically related to a kind of anti-theft bolt.
Background technique
Electric power is the important energy source of country, and transformer is vital consumer, in recent years, and in many places, the minority lawless person is arranged, ignore state decree, savage crime, theft transformer copper core, reap staggering profits, bring serious harm, cause huge economic loss to country to industrial and agricultural production.And the traditional transformer burglarproof lock is subjected to wind and weather for a long time in the open air, causes lock core, dead bolt to get rusty easily, be difficult to open, and its complex structure, manufacturing process is various, and volume is big, cost is high, is unfavorable for applying.
Summary of the invention
The purpose of this utility model is intended to overcome above-mentioned shortcoming, and a kind of simple in structure, cost is low, theftproof performance is good plum blossom anti-theft bolt is provided.
For achieving the above object, the utility model adopts following solution: a kind of plum blossom anti-theft bolt, comprise bolt head, screw rod, nut, it is characterized in that: described bolt head is the plum blossom shape, nut is an arcuate structure, and be provided with the swivel nut that is higher than bolt head at screw rod near the position of bolt head, leave the gap between swivel nut and the bolt head.
Above-mentioned plum blossom anti-theft bolt is characterized in that: described swivel nut is outside to be cone structure.
Compared with prior art, the utlity model has following advantage:
1, because bolt head of the present utility model is the plum blossom shape, and nut is an arcuate structure, and is provided with and is higher than the bolt head swivel nut, so the utility model does not have point of penetration, non-special tool is difficult to open, have anti-ly open, anti-saw, anti-drilling, pick-proof, anti-characteristics such as pound.
2, the utility model is of many uses, both can be used for the transformer loam cake, also can be used for base, also can be used for other electric power, communications service.
3, the utility model is simple in structure, and cost is low, and is easy to utilize.
Description of drawings
Fig. 1, the utility model embodiment's plan view.
Fig. 2, along the sectional view of A among Fig. 1-A line.
Among the figure: 1, bolt head 2, swivel nut 3, antitheft thing 4, nut 5, screw rod.
Embodiment
As shown in Figure 1 and Figure 2, the utility model comprises bolt head 1, screw rod 5, nut 4, described bolt head 1 is the plum blossom shape, nut 4 is an arcuate structure, and be provided with the swivel nut 2 that is higher than bolt head 1 near the position of bolt head 1 at screw rod 5, the outside of swivel nut 2 is a cone structure, leaves the gap between swivel nut 2 and the bolt head 1.
Claims (2)
1. plum blossom anti-theft bolt, comprise bolt head, screw rod, nut, it is characterized in that: described bolt head is the plum blossom shape, and nut is an arcuate structure, and be provided with the swivel nut that is higher than bolt head at screw rod near the position of bolt head, leave the gap between swivel nut and the bolt head.
2. plum blossom anti-theft bolt according to claim 1 is characterized in that: described swivel nut is outside to be cone structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206549664U CN201944079U (en) | 2010-12-13 | 2010-12-13 | Plum-blossom anti-theft bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206549664U CN201944079U (en) | 2010-12-13 | 2010-12-13 | Plum-blossom anti-theft bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201944079U true CN201944079U (en) | 2011-08-24 |
Family
ID=44471423
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206549664U Expired - Fee Related CN201944079U (en) | 2010-12-13 | 2010-12-13 | Plum-blossom anti-theft bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201944079U (en) |
-
2010
- 2010-12-13 CN CN2010206549664U patent/CN201944079U/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: 20110824 Termination date: 20111213 |