CN201687834U - Protective device for fastener - Google Patents
Protective device for fastener Download PDFInfo
- Publication number
- CN201687834U CN201687834U CN2010201321149U CN201020132114U CN201687834U CN 201687834 U CN201687834 U CN 201687834U CN 2010201321149 U CN2010201321149 U CN 2010201321149U CN 201020132114 U CN201020132114 U CN 201020132114U CN 201687834 U CN201687834 U CN 201687834U
- Authority
- CN
- China
- Prior art keywords
- main body
- fastening piece
- protective device
- described main
- fastener
- 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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Abstract
The utility model discloses a protective device for a fastener, which comprises a protective device body and a hole machined in the protective device body and matched with a bolt of the fastener; the outer upper end of the protective device body is hemispheric or planar, the side part of the protective device body is round or is a polyhedron capable of being matched with a wrench; the utility model has the advantages that: the protective device has simple structure, integral hollow structure, is made of ABS and has low production cost; when in use, the protective device can be screwed on the fastener by a screwdriver or the wrench, and is very convenient in use; the lower end opening of the protective device body is provided with a flexible cap edge, on one hand the flexible cap edge can well isolate corrosive gas and liquid from interior, cover the exposed part of the fastener and have good protective effect; on the other hand, the flexible cap edge also has fastening effect.
Description
Technical field
The utility model discloses a kind of protective equipment that matches with fastening piece and use, relate to more particularly effectively to prevent that fastening piece is corroded and by the protective equipment of corrosion.
Background technique
Fastening piece commonly used mainly includes screw; bolt and nut; and these fastening pieces in use be mostly be exposed to outdoor; it is not carried out special protection; particularly in the use of chemical field; the interior space of factory is often with corrosive liquid or gas; these have the parts that corrosive liquid or gas will expose equipment for a long time at leisure and corrode; especially to the corrosion failure maximum of fastening piece; when equipment need overhaul or keep in repair; some is corroded or the fastening piece of corrosion just is difficult to be removed; even can't pull down; commonly used bolt and nut in the fastening piece for example; if bolt and nut by heavy corrosion or corrosion after; because the screw thread on the bolt is destroyed; nut is by being corroded or corrosion; the nut that is screwed in like this on the bolt just almost can't turn; also just can't remove; have to carry out destructive dismounting; just can overhaul or maintenance operation; so not only can expend a large amount of artificial and man-hours; and the fastening piece of removing through destructiveness also can't re-use; thereby caused a large amount of wastes; in the needs emergency service; when big the and price of emergency maintenance or fastening piece quantity was more expensive, it is especially obvious that above-mentioned deficiency just seems.
The model utility content
The purpose of this utility model provides a kind of simple in structure in order to solve above-mentioned deficiency exactly, and cost of production is low, easy to use and fastening piece protective equipment that protection effect is good.
The technical solution that the utility model adopts in order to solve above-mentioned deficiency is as follows:
The fastening piece protective equipment, it mainly is made of main body, the inside of described main body offers the hole of matching with fastener bolt, and the outer upper end portion of described main body is provided with and is hemispherical or plane, the multiaspect shape that the sidepiece setting of main body is round shape or matches with spanner.
Described main body endoporus downside offers the cavity that matches with the fastening piece nut.
The lower ending opening place of described main body is provided with the soft shade that extends internally.
Be provided with the screw thread that matches with fastener bolt in the hole of described main body.
Be placed with rust preventive grease in the cavity of described main body and the hole.
The outer upper end portion of described main body offers " one " font or " * " flower shape.
The beneficial effect that the utility model adopts above-mentioned technical solution to reach is: simple in structure, integral body is hollow structure, entire body adopts engineering plastics to make, cost of production is low, during use, directly the utility model is twisted to put on fastening piece by screw-driver or spanner and get final product, use very convenient, the lower ending opening place of main body is provided with soft shade on the one hand can well be with external corrosion gas and liquid and internal insulation, in the exposed parts of fastening piece all is wrapped in, protection effect is good, can play fastening effect on the other hand.
Description of drawings
Fig. 1 is a kind of structural representation of the present utility model;
Fig. 2 is an another kind of structural representation of the present utility model.
Embodiment
By illustrated in figures 1 and 2; the fastening piece protective equipment; it mainly is made of main body 1; the inside of described main body 1 offers the hole 2 of matching with fastener bolt; in this hole 2, be provided with the screw thread 3 that matches with fastener bolt; hole 2 downsides in this main body offer the cavity 4 that matches with the fastening piece nut; the outer upper end portion of described main body 1 is provided with and is hemispherical or plane; walk safe and comfortable in the above with convenient maintenance or maintenance man; mount and dismount for the ease of the staff; can also offer " one " font or " * " flower shape in this end; so that screw-driver uses; the multiaspect shape that the sidepiece setting of main body 1 is round shape or matches with spanner; so that spanner uses; in order to improve corrosion protection and anti-corrosion effect; opening in main body 1 lower end is provided with the soft shade 5 that extends internally; utilize its soft shade 5 fastening piece can be wrapped up fully on the one hand; can also utilize this soft shade 5 that the utility model is fixed tightly on the fastening piece on the other hand; described soft shade 5 can be successionally to be circular; also can be discontinuous be the claw shape; place rust preventive grease in hole 2 in described main body 1 and the cavity 4; protect fastening piece not to be corroded and corrosion better with convenient; entire body 1 adopts engineering plastics to make; design of the present utility model is not only applicable to bolt and nut, can also be applicable to all Fastener products.
Claims (6)
1. fastening piece protective equipment, it is characterized in that: it mainly is made of main body, the inside of described main body offers the hole of matching with fastener bolt, the outer upper end portion of described main body is provided with and is hemispherical or plane, the multiaspect shape that the sidepiece setting of main body is round shape or matches with spanner.
2. fastening piece protective equipment according to claim 1 is characterized in that: described main body endoporus downside offers the cavity that matches with the fastening piece nut.
3. fastening piece protective equipment according to claim 1 and 2 is characterized in that: the lower ending opening place of described main body is provided with the soft shade that extends internally.
4. fastening piece protective equipment according to claim 1 and 2 is characterized in that: be provided with the screw thread that matches with fastener bolt in the hole of described main body.
5. fastening piece protective equipment according to claim 1 and 2 is characterized in that: be placed with rust preventive grease in the cavity of described main body and the hole.
6. fastening piece protective equipment according to claim 1 and 2 is characterized in that: the outer upper end portion of described main body offers " one " font or " * " flower shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201321149U CN201687834U (en) | 2010-03-10 | 2010-03-10 | Protective device for fastener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201321149U CN201687834U (en) | 2010-03-10 | 2010-03-10 | Protective device for fastener |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201687834U true CN201687834U (en) | 2010-12-29 |
Family
ID=43376116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201321149U Expired - Fee Related CN201687834U (en) | 2010-03-10 | 2010-03-10 | Protective device for fastener |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201687834U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103597224A (en) * | 2011-03-16 | 2014-02-19 | 金二男 | Dual protection cap for bolt and nut |
| CN104265750A (en) * | 2014-09-24 | 2015-01-07 | 广东电网公司江门供电局 | Bolt erosion resisting device for electric power iron tower |
-
2010
- 2010-03-10 CN CN2010201321149U patent/CN201687834U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103597224A (en) * | 2011-03-16 | 2014-02-19 | 金二男 | Dual protection cap for bolt and nut |
| CN103597224B (en) * | 2011-03-16 | 2015-11-25 | 金二男 | The dual protection cap of bolt and nut |
| CN104265750A (en) * | 2014-09-24 | 2015-01-07 | 广东电网公司江门供电局 | Bolt erosion resisting device for electric power iron tower |
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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: 20101229 Termination date: 20110310 |