CN201531510U - Anti-theft nut - Google Patents
Anti-theft nut Download PDFInfo
- Publication number
- CN201531510U CN201531510U CN2009202581390U CN200920258139U CN201531510U CN 201531510 U CN201531510 U CN 201531510U CN 2009202581390 U CN2009202581390 U CN 2009202581390U CN 200920258139 U CN200920258139 U CN 200920258139U CN 201531510 U CN201531510 U CN 201531510U
- Authority
- CN
- China
- Prior art keywords
- nut
- spring
- theft
- groove
- conical block
- 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 relates to a nut, in particular to an anti-theft nut for fastening parts or components used in outdoor facilities such as electrical power systems, communication systems and super highways. The anti-theft nut comprises a nut body, a conical block and a spring, wherein a groove is arranged in the nut, the conical block and the spring are arranged in the groove, the spring is located on the bottom end of the conical block, the nut is characterized by further comprising a side spring, the side spring is located in the groove of the head portion of the conical block, and the head portion for supporting the conical block opens towards the circle center direction of the nut body. By adopting the above structure, the anti-theft nut has the advantages of more flexibility, cannot be out of order, and plays a role of preventing thefts.
Description
Technical field
The utility model relates to a kind of nut, particularly relate to a kind of in field facilities such as electric power system, communication system and expressway the anti-theft nut of fastenings or member.
Background technique
Existing anti-theft nut inside is: along the nut tightening direction from depth to shallow recessed poor arranged in nut inside, be placed with tapering piece and spring in the groove, spring is positioned at the bottom of tapering piece; When tightening, inner spring retraction, and this spring will be in the compressed-bit state, the tapering piece does not have reinforcing between nuts and bolt, thereby Anti-theft cap can be tightened; When unclamping anti-theft screw cap, its inner spring will be in stretched condition, and the tapering piece will be clamped between the screw bolt and nut, thereby makes Anti-theft cap be in stuck state, plays antitheft effect.Yet such nut will malfunctioningly not reach antitheft purpose because clamp holder can not upspring sometimes.
Summary of the invention
The purpose of this utility model is exactly at above-mentioned shortcoming, provide a kind of anti-theft effect better, anti-theft nut that can not be malfunctioning.
The purpose of this utility model is achieved in that anti-theft nut, comprises nut body, tapering piece and spring, and recessed being pickled with grains or in wine arranged in nut inside, is placed with tapering piece and spring in the groove, and spring is positioned at the bottom of tapering piece; It is characterized in that: further comprising has a side spring, and the side spring is arranged in the groove of the head of tapering piece, and the head that supports the tapering piece is to the center of circle of nut body direction.
The beneficial effects of the utility model are: since adopted above structure, such anti-theft nut have more flexible, can not be malfunctioning, more can play antitheft effect.
Description of drawings
Fig. 1 is the internal structure schematic representation of anti-theft nut of the present utility model
Wherein, 1, nut body 2, groove 3, tapering piece 4 springs 5, side spring
Embodiment
The utility model will be further described below in conjunction with accompanying drawing.
As shown in Figure 1, anti-theft nut comprises nut body 1, tapering piece 3 and spring 4, has recessed poorly 2 in nut inside, is placed with tapering piece 3 and spring 4 in the groove 2, and spring 4 is positioned at the bottom of tapering piece 3; It is characterized in that: further comprising has a side spring 5, and side spring 5 is arranged in the groove 2 of the head of tapering piece 3, and the head that supports tapering piece 3 is to the center of circle of nut body direction.
The head of described tapering piece 3 is exactly the small end and the bottom correspondence of tapering piece.
The center of circle direction of described nut body is exactly the center of circle that nut interts the bolt hollow parts.
Claims (1)
1. anti-theft nut comprises nut body, tapering piece and spring, and recessed being pickled with grains or in wine arranged in nut inside, is placed with tapering piece and spring in the groove, and spring is positioned at the bottom of tapering piece; It is characterized in that: further comprising has a side spring, and the side spring is arranged in the groove of the head of tapering piece, and the head that supports the tapering piece is to the center of circle of nut body direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202581390U CN201531510U (en) | 2009-11-17 | 2009-11-17 | Anti-theft nut |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202581390U CN201531510U (en) | 2009-11-17 | 2009-11-17 | Anti-theft nut |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201531510U true CN201531510U (en) | 2010-07-21 |
Family
ID=42526914
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202581390U Expired - Fee Related CN201531510U (en) | 2009-11-17 | 2009-11-17 | Anti-theft nut |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201531510U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102588419A (en) * | 2012-02-27 | 2012-07-18 | 何天麟 | Pushing-needle type anti-theft nut |
| CN104675831A (en) * | 2015-03-06 | 2015-06-03 | 国家电网公司 | Anti-loosening bolt |
| CN104675835A (en) * | 2015-03-06 | 2015-06-03 | 国家电网公司 | Antitheft nut |
-
2009
- 2009-11-17 CN CN2009202581390U patent/CN201531510U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102588419A (en) * | 2012-02-27 | 2012-07-18 | 何天麟 | Pushing-needle type anti-theft nut |
| CN104675831A (en) * | 2015-03-06 | 2015-06-03 | 国家电网公司 | Anti-loosening bolt |
| CN104675835A (en) * | 2015-03-06 | 2015-06-03 | 国家电网公司 | Antitheft nut |
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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: 20100721 Termination date: 20101117 |