CN108488188A - A kind of antitheft hex bolts - Google Patents
A kind of antitheft hex bolts Download PDFInfo
- Publication number
- CN108488188A CN108488188A CN201810562056.4A CN201810562056A CN108488188A CN 108488188 A CN108488188 A CN 108488188A CN 201810562056 A CN201810562056 A CN 201810562056A CN 108488188 A CN108488188 A CN 108488188A
- Authority
- CN
- China
- Prior art keywords
- bolt head
- protection cap
- antitheft
- spring
- gasket
- 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.)
- Pending
Links
- 230000003014 reinforcing effect Effects 0.000 claims description 8
- 230000002787 reinforcement Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000036316 preload Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B35/00—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws
- F16B35/04—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws with specially-shaped head or shaft in order to fix the bolt on or in an object
- F16B35/06—Specially-shaped heads
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B41/00—Measures against loss of bolts, nuts, or pins; Measures against unauthorised operation of bolts, nuts or pins
- F16B41/005—Measures against unauthorised operation of bolts, nuts or pins
Abstract
The invention discloses a kind of antitheft hex bolts, including nut head, protection cap, screw rod, reinforce gasket, spring, stud, the nut head is in hexagon, nut head bottom centre is fixed with a screw rod, there is external screw thread in society on screw rod, reinforce gasket there are one setting in the bottom of the nut, reinforce gasket to be sleeved on screw rod, the nut head is equipped with several threaded holes, threaded hole it is vertical run through nut head upper and lower ends, it is screwed with stud in the threaded hole, stud bottom is fixed with spring, spring, which is against, to be reinforced on gasket, the protection cap is sleeved in nut head, it is cylinder outside protection cap, in the hexagon being adapted with nut head inside protection cap.The present invention is by the way that protection cap to be sleeved on bolt head so that bolt is not easy to be screwed after installation is complete so that bolt has preferable anti-theft effect.
Description
【Technical field】
The present invention relates to the technical fields of the technical field of fastener, especially hex bolts.
【Background technology】
Fastener is a kind of huge accessory of demand, is widely used in various fields, and wherein hex bolts is one
The common fastener of kind.Need hex bolts that there is higher anti-theft performance the hex bolts of some special occasions, it is existing
Hex bolts anti-theft performance it is not ideal enough, easy to produce serious influence after stolen.
【Invention content】
The purpose of the present invention is exactly to solve the problems of the prior art, proposes a kind of antitheft hex bolts, can make six
Corner bolt has good anti-theft performance.
To achieve the above object, the present invention proposes a kind of antitheft hex bolts, including bolt head, protection cap, screw rod,
Reinforce gasket, spring, stud, the bolt head is in hexagon, and bolt head bottom centre is fixed with a screw rod, there is society on screw rod
The bottom of external screw thread, the nut is set there are one gasket is reinforced, and is reinforced gasket and is sleeved on screw rod, the bolt head is equipped with several
Threaded hole, threaded hole it is vertical run through bolt head upper and lower ends, be screwed with stud in the threaded hole, stud bottom is fixed with bullet
Spring, spring, which is against, to be reinforced on gasket, and the protection cap is sleeved on bolt head, cylinder outside protection cap, is in inside protection cap
The hexagon being adapted with bolt head.
Preferably, the screw thread hole number is 2-8, threaded hole is uniformly distributed round the center of bolt head, stud top
End is equipped with flat recess or cross recess.
Preferably, the bottom end of the spring is fixed there are one auxiliary piece, auxiliary piece lower face, which is against, reinforces the upper of gasket
End face.
Preferably, the outer diameter for reinforcing gasket is less than the outer diameter of bolt head inscribed circle, the internal diameter for reinforcing gasket is more than
The outer diameter of screw rod.
Preferably, the bolt head top center is set there are one via hole, protection lid top wall center be equipped with one with it is auxiliary
It helps the matched auxiliary rod in hole, auxiliary rod to be inserted into via hole, passes through a locking device between auxiliary rod and via hole bottom wall
It is connected.
Preferably, the locking device is made of Spring lock catch and fixed ring, fixed ring is fixed on the bottom of auxiliary rod,
Spring lock catch is fixed on the bottom wall of via hole.
Preferably, being interference fit between the protection cap madial wall and bolt head lateral wall, lid top wall and guarantor are protected
The distance between protecting cover lower face is less than the thickness of bolt head.
Preferably, the original length of the spring and the sum of the length of stud are equal to the thickness of bolt head.
Beneficial effects of the present invention：The present invention is by the way that protection cap to be sleeved on bolt head so that bolt is after installation is complete
It is not easy to be screwed so that bolt has preferable anti-theft effect；Spring cooperation stud makes the pretightning force of bolt adjustable so that bolt
With better adaptability；The setting of locking device makes protection cap that can preferably be fixed with bolt head, is not readily separated.
The feature and advantage of the present invention will be described in detail by embodiment combination attached drawing.
【Description of the drawings】
Fig. 1 is a kind of front view of antitheft hex bolts of the present invention.
In figure：1- bolt heads, 2- screw rods, 3- reinforce gasket, 4- protection caps, 10- threaded holes, 11- studs, 12- springs,
13- auxiliary pieces, 15- via holes, 16- Spring lock catches, 20- external screw threads, 45- auxiliary rods, 46- fixed rings.
【Specific implementation mode】
Refering to fig. 1, a kind of antitheft hex bolts of the present invention, including bolt head 1, protection cap 4, screw rod 2, reinforce gasket 3,
Spring 12, stud 11, the bolt head 1 are in hexagon, and 1 bottom centre of bolt head is fixed with a screw rod 2, there is society on screw rod 2
The bottom of external screw thread 20, the nut is set there are one gasket 3 is reinforced, and is reinforced gasket 3 and is sleeved on screw rod 2, is set on the bolt head 1
Have several threaded holes 10, threaded hole 10 it is vertical run through 1 upper and lower ends of bolt head, be screwed with stud 11, spiral shell in the threaded hole 10
11 bottom of column is fixed with spring 12, and spring 12, which is against, to be reinforced on gasket 3, and the protection cap 4 is sleeved on bolt head 1, outside protection cap 4
Portion is cylinder, and 4 inside of protection cap is in the hexagon being adapted with bolt head 1, and 10 quantity of the threaded hole is 2-8, screw thread
Hole 10 is uniformly distributed round the center of bolt head 1, and 11 top of stud is equipped with flat recess or cross recess, and the bottom end of the spring 12 is solid
Fixed there are one auxiliary piece 13,13 lower face of auxiliary piece is against the upper surface for reinforcing gasket 3, and the outer diameter for reinforcing gasket 3 is less than
The outer diameter of 1 inscribed circle of bolt head, the internal diameter for reinforcing gasket 3 are more than the outer diameter of screw rod 2, and 1 top center of the bolt head is equipped with one
A via hole 15,4 roof center of protection cap are equipped with one and 15 matched auxiliary rod 45 of via hole, and auxiliary rod 45 is inserted into auxiliary
In hole 15, it is connected by a locking device between auxiliary rod 45 and 15 bottom wall of via hole, the locking device is by Spring lock catch
16 and fixed ring 46 form, fixed ring 46 is fixed on the bottom of auxiliary rod 45, and Spring lock catch 16 is fixed on the bottom wall of via hole 15
On, it is interference fit, 4 lower face of 4 roof of protection cap and protection cap between 1 lateral wall of 4 madial wall of the protection cap and bolt head
The distance between be less than the thickness of bolt head 1, the sum of the original length of the spring 12 and the length of stud 11 are equal to bolt head 1
Thickness.
The course of work of the present invention：
During the work time, protection cap 4 is sleeved on bolt head 1 a kind of antitheft hex bolts of the present invention so that bolt exists
It is not easy to be screwed after installation is complete so that bolt has preferable anti-theft effect；The cooperation stud 11 of spring 12 makes the preload of bolt
Power is adjustable so that bolt has better adaptability；The setting of locking device makes protection cap 4 that can preferably consolidate with bolt head 1
It is fixed, it is not readily separated.
Above-described embodiment is the description of the invention, is not limitation of the invention, it is any to simple transformation of the present invention after
Scheme all belong to the scope of protection of the present invention.
Claims (8)
1. a kind of antitheft hex bolts, it is characterised in that：Including bolt head (1), protection cap (4), screw rod (2), reinforce gasket
(3), spring (12), stud (11), the bolt head (1) are in hexagon, and bolt head (1) bottom centre is fixed with a screw rod
(2), society has external screw thread (20), the bottom of the nut to set there are one gasket (3) is reinforced, reinforce gasket (3) and be sleeved on screw rod (2)
On screw rod (2), the bolt head (1) is equipped with several threaded holes (10), threaded hole (10) it is vertical through bolt head (1) up and down
Both ends, the threaded hole (10) is interior to be screwed with stud (11), and stud (11) bottom is fixed with spring (12), and spring (12) is against reinforcement
On gasket (3), the protection cap (4) is sleeved on bolt head (1), and protection cap (4) is external cylinder, is in inside protection cap (4)
The hexagon being adapted with bolt head (1).
2. a kind of antitheft hex bolts as described in claim 1, it is characterised in that：Threaded hole (10) quantity is 2-8
A, threaded hole (10) is uniformly distributed round the center of bolt head (1), and stud (11) top is equipped with flat recess or cross recess.
3. a kind of antitheft hex bolts as described in claim 1, it is characterised in that：The bottom end of the spring (12) is fixed with
One auxiliary piece (13), auxiliary piece (13) lower face are against the upper surface for reinforcing gasket (3).
4. a kind of antitheft hex bolts as described in claim 1, it is characterised in that：The outer diameter for reinforcing gasket (3) is small
In the outer diameter of bolt head (1) inscribed circle, the internal diameter for reinforcing gasket (3) is more than the outer diameter of screw rod (2).
5. a kind of antitheft hex bolts as described in claim 1, it is characterised in that：Bolt head (1) top center is set
There are one via hole (15), protection cap (4) roof center is equipped with one and via hole (15) matched auxiliary rod (45), auxiliary
Bar (45) is inserted into via hole (15), is connected by a locking device between auxiliary rod (45) and via hole (15) bottom wall.
6. a kind of antitheft hex bolts as claimed in claim 5, it is characterised in that：The locking device is by Spring lock catch
(16) and fixed ring (46) composition, fixed ring (46) are fixed on the bottom of auxiliary rod (45), and Spring lock catch (16) is fixed on auxiliary
On the bottom wall in hole (15).
7. a kind of antitheft hex bolts as described in claim 1, it is characterised in that：Protection cap (4) madial wall and spiral shell
It is interference fit between bolt head (1) lateral wall, the distance between protection cap (4) roof and protection cap (4) lower face are less than bolt
The thickness of head (1).
8. a kind of antitheft hex bolts as described in claim 1, it is characterised in that：The original length of the spring (12) with
The sum of length of stud (11) is equal to the thickness of bolt head (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810562056.4A CN108488188A (en) | 2018-06-04 | 2018-06-04 | A kind of antitheft hex bolts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810562056.4A CN108488188A (en) | 2018-06-04 | 2018-06-04 | A kind of antitheft hex bolts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108488188A true CN108488188A (en) | 2018-09-04 |
Family
ID=63341850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810562056.4A Pending CN108488188A (en) | 2018-06-04 | 2018-06-04 | A kind of antitheft hex bolts |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108488188A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110081059A (en) * | 2019-05-30 | 2019-08-02 | 浙江洪扬汽车零部件有限公司 | A kind of anti-skidding tapping screw of antirust |
| CN110185695A (en) * | 2019-06-10 | 2019-08-30 | 海盐县秦山橡胶厂 | A kind of wind-powered electricity generation anti-theft bolt group |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201045373Y (en) * | 2007-06-15 | 2008-04-09 | 周延昌 | Anti-theft bolt |
| CN203051382U (en) * | 2012-11-25 | 2013-07-10 | 安徽六方重联机械股份有限公司 | Anticorrosive bolt |
| CN205315454U (en) * | 2016-01-23 | 2016-06-15 | 浙江明泰标准件有限公司 | Check bolt with adjustable it is novel |
| CN205478840U (en) * | 2016-04-17 | 2016-08-17 | 魏仕槚 | Locking force adjustable locknut |
| CN106089925A (en) * | 2016-08-25 | 2016-11-09 | 安徽六方重联机械股份有限公司 | Elastic pre-tensioned type bolt |
| CN206860646U (en) * | 2016-11-01 | 2018-01-09 | 新昌县城关双雄五金厂 | A kind of anti-theft screw cap set easy to install |
-
2018
- 2018-06-04 CN CN201810562056.4A patent/CN108488188A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201045373Y (en) * | 2007-06-15 | 2008-04-09 | 周延昌 | Anti-theft bolt |
| CN203051382U (en) * | 2012-11-25 | 2013-07-10 | 安徽六方重联机械股份有限公司 | Anticorrosive bolt |
| CN205315454U (en) * | 2016-01-23 | 2016-06-15 | 浙江明泰标准件有限公司 | Check bolt with adjustable it is novel |
| CN205478840U (en) * | 2016-04-17 | 2016-08-17 | 魏仕槚 | Locking force adjustable locknut |
| CN106089925A (en) * | 2016-08-25 | 2016-11-09 | 安徽六方重联机械股份有限公司 | Elastic pre-tensioned type bolt |
| CN206860646U (en) * | 2016-11-01 | 2018-01-09 | 新昌县城关双雄五金厂 | A kind of anti-theft screw cap set easy to install |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110081059A (en) * | 2019-05-30 | 2019-08-02 | 浙江洪扬汽车零部件有限公司 | A kind of anti-skidding tapping screw of antirust |
| CN110185695A (en) * | 2019-06-10 | 2019-08-30 | 海盐县秦山橡胶厂 | A kind of wind-powered electricity generation anti-theft bolt group |
| CN110185695B (en) * | 2019-06-10 | 2021-04-02 | 海盐县秦山橡胶厂 | Anti-theft bolt set for wind power |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180904 |