CN207111673U - A kind of locked anti-theft bolt group - Google Patents
A kind of locked anti-theft bolt group Download PDFInfo
- Publication number
- CN207111673U CN207111673U CN201720921240.4U CN201720921240U CN207111673U CN 207111673 U CN207111673 U CN 207111673U CN 201720921240 U CN201720921240 U CN 201720921240U CN 207111673 U CN207111673 U CN 207111673U
- Authority
- CN
- China
- Prior art keywords
- nut
- screw rod
- hole
- card article
- groove
- 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
Links
- 238000012856 packing Methods 0.000 claims description 4
- 238000005498 polishing Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 5
- 210000003739 neck Anatomy 0.000 description 14
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Landscapes
- Burglar Alarm Systems (AREA)
Abstract
The utility model discloses a kind of locked anti-theft bolt group, including bolt head, screw rod, first nut, second nut, card article, auxiliary rod, the bolt head bottom is fixed with a screw rod, screw rod is provided with a groove for running through screw rod side wall, the first nut top is provided with first screwed hole, first screwed hole is engaged with screw rod, first nut is screwed on screw rod by the first screwed hole, the bottom of first nut is provided with first groove, first groove is connected with the first screwed hole, the screw rod is provided with a neck, card article is stuck on neck.By the way that card article is arranged on screw rod, card article is stuck between the first nut and the second nut the utility model so that bolt group is locked, not easy to remove, has good anti-theft effect.
Description
【Technical field】
It the utility model is related to the technical field of the technical field of fastener, particularly anti-theft bolt group.
【Background technology】
A kind of conventional part of fastener, different objects can be fixed together by it.Bolt group is a kind of conventional
Fastener, it is often made up of screw bolt and nut.Existing bolt group is easily unscrewed when in use, at some important positions
As freeway guardrail is not suitable for using.Although there is some bolt groups to have an anti-theft feature, anti-theft effect is not ideal enough.
【Utility model content】
The purpose of this utility model is exactly to solve the problems of the prior art, proposes a kind of locked anti-theft bolt group, energy
Enough make bolt group locked, there is good anti-theft effect.
To achieve the above object, the utility model proposes a kind of locked anti-theft bolt group, including bolt head, screw rod,
First nut, the second nut, card article, auxiliary rod, the bolt head bottom are fixed with a screw rod, and screw rod runs through provided with one
The groove of screw rod side wall, the first nut top are provided with first screwed hole, and the first screwed hole is engaged with screw rod, and first
Nut is screwed on screw rod by the first screwed hole, and the bottom of first nut is provided with first groove, the first groove and
One screwed hole is connected, and the screw rod is provided with a neck, and card article is stuck on neck, and card article at least one end is located at screw rod
Outside, the part on card article outside screw rod fall in the first groove, and the height of card article is more than the depth of the first groove, card article
Upper surface is in contact with the bottom land of the first groove, is provided with second nut below first nut, the second nut is provided with
One the second screwed hole, the second screwed hole are engaged with screw rod, and the second nut is screwed on screw rod by the second screwed hole, the second spiral shell
Female upper surface is in contact with the lower surface of card article, and the second nut upper surface is fixed with a lock sleeve, and lock sleeve surrounds
First nut, the lateral wall of first nut are provided with some first through hole, and the side wall of lock sleeve is provided with some second and led to
Hole, first through hole are corresponded with the second through hole, and the auxiliary rod is extend into first through hole through the second through hole.
Preferably, at least one end face is made up of some projections in two end faces up and down of the card article.
Preferably, it is fixed with elastic strip at least one end face in two end faces up and down of the card article.
Preferably, first nut is hex nut, each lateral wall center of the first nut is provided with one first
Through hole, first through hole point to the axis of the first nut, and first through hole only has an openend.
Preferably, second nut, in cylinder, lock sleeve is cylindrical, the external diameter of the second nut and lock sleeve
External diameter is identical, and the second nut is integral type structure with lock sleeve, and the second nut and lock sleeve outer wall are by polishing.
Preferably, described auxiliary rod one end is located at the bottom of first through hole, the other end of auxiliary rod is located at the second through hole
Inside.
Preferably, first groove is located at the underface of the first screwed hole, the first groove is in round pie, the first groove
Internal diameter is more than the internal diameter of the first screwed hole, and neck extends transversely through screw rod, and card article both ends are respectively positioned on the outside of screw rod.
Preferably, the distance between the first nut bottom and neck bottom are more than the height of card article.
Preferably, being provided with some packings between the card article and neck bottom, neck bottom is located at the second nut
The top of lower surface.
The beneficial effects of the utility model：For the utility model by the way that card article is arranged on screw rod, card article is stuck in the first spiral shell
Between female and the second nut so that bolt group is locked, not easy to remove, has good anti-theft effect；The setting of auxiliary rod makes
Obtain the first nut and the second nut is combined into one so that bolt group is more not easy to be disassembled, and has more preferable anti-theft effect；
The fine setting of the second nut is easy in raised and elastic strip setting.
Feature and advantage of the present utility model will be described in detail by embodiment combination accompanying drawing.
【Brief description of the drawings】
Fig. 1 is a kind of front view of locked anti-theft bolt group of the utility model.
In figure：1- bolt heads, 2- screw rods, the nuts of 3- first, the nuts of 4- second, 20- necks, 21- card articles, 22- be raised,
23- elastic strips, 24- packings, the grooves of 30- first, 31- first through hole, the screwed holes of 39- first, 40- lock sleeves, 41- second are logical
Hole, 45- auxiliary rods, the screwed holes of 49- second.
【Embodiment】
Refering to Fig. 1, a kind of locked anti-theft bolt group of the utility model, including bolt head 1, screw rod 2, the first nut 3,
Two nuts 4, card article 21, auxiliary rod 45, the bottom of bolt head 1 are fixed with a screw rod 2, and screw rod 2 runs through spiral shell provided with one
The groove of the side wall of bar 2, the top of the first nut 3 are provided with first screwed hole 39, and the first screwed hole 39 matches with screw rod 2
Close, the first nut 3 is screwed on screw rod 2 by the first screwed hole 39, and the bottom of first nut 3 is provided with first groove
30, the first groove 30 is connected with the first screwed hole 39, and the screw rod 2 is provided with a neck 20, and card article 21 is stuck in neck 20
On, at least one end of card article 21 is located at the outside of screw rod 2, and the part being located on card article 21 outside screw rod 2 falls in the first groove 30
Interior, the height of card article 21 is more than the depth of the first groove 30, and the upper surface of card article 21 is in contact with the bottom land of the first groove 30, described
The lower section of first nut 3 is provided with second nut 4, and the second nut 4 is provided with second screwed hole 49, the second screwed hole 49 and
Screw rod 2 is engaged, and the second nut 4 is screwed on screw rod 2 by the second screwed hole 49, upper surface and the card article 21 of the second nut 4
Lower surface is in contact, and the upper surface of the second nut 4 is fixed with a lock sleeve 40, and lock sleeve 40 surrounds the first nut 3, described
The lateral wall of first nut 3 is provided with some first through hole 31, and the side wall of lock sleeve 40 is provided with some second through holes 41, and first
Through hole 31 is corresponded with the second through hole 41, and the auxiliary rod 45 is extend into first through hole 31 through the second through hole 41, described
At least one end face is formed by some raised 22 in two end faces up and down of card article 21, two end faces up and down of the card article 21
In be fixed with elastic strip 23 at least one end face, first nut 3 is hex nut, each outside of the first nut 3
Wall center is provided with a first through hole 31, and first through hole 31 points to the axis of the first nut 3, and first through hole 31 only has an opening
End, second nut 4 is in cylinder, and lock sleeve 40 is cylindrical, the external diameter of the second nut 4 and the external diameter phase of lock sleeve 40
Together, the second nut 4 and lock sleeve 40 are integral type structure, and the second nut 4 and the outer wall of lock sleeve 40 are by polishing, the auxiliary
The one end of bar 45 is located at the bottom of first through hole 31, and the other end of auxiliary rod 45 is located at the inside of the second through hole 41, and described first is recessed
Groove 30 is located at the underface of the first screwed hole 39, and the first groove 30 is in round pie, and the internal diameter of the first groove 30 is more than the first screwed hole
39 internal diameter, neck 20 extend transversely through screw rod 2, and the both ends of card article 21 are respectively positioned on the outside of screw rod 2, the bottom of the first nut 3 with
The distance between bottom of neck 20 is more than the height of card article 21, and some fillings are provided between card article 21 and neck 20 bottom
Bar 24, the bottom of neck 20 are located at the top of the lower surface of the second nut 4.
Utility model works process：
First nut 3 in the course of the work, is first screwed on screw rod 2 by a kind of locked anti-theft bolt group of the utility model,
Card article 21 is put into neck 20 after tightening, is then placed in packing 24, then the second nut 4 is screwed on screw rod 2, when second
Nut 4 slowly turns the second nut 4 after tentatively tightening so that the through hole 41 of first through hole 31 and second is aligned, and is inserted into auxiliary
Bar 45.
Above-described embodiment be to explanation of the present utility model, be not to restriction of the present utility model, it is any new to this practicality
Scheme after type simple transformation belongs to the scope of protection of the utility model.
Claims (9)
- A kind of 1. locked anti-theft bolt group, it is characterised in that：Including bolt head (1), screw rod (2), the first nut (3), second Nut (4), card article (21), auxiliary rod (45), bolt head (1) bottom are fixed with a screw rod (2), and screw rod (2) is provided with One groove for running through screw rod (2) side wall, the first nut (3) top is provided with first screwed hole (39), the first screw thread Hole (39) is engaged with screw rod (2), and the first nut (3) is screwed on screw rod (2) by the first screwed hole (39), first nut (3) bottom is provided with first groove (30), and the first groove (30) is connected with the first screwed hole (39), the screw rod (2) A neck (20) is provided with, card article (21) is stuck on neck (20), and card article (21) at least one end is located at the outer of screw rod (2) Portion, fall positioned at the outside part of screw rod (2) in the first groove (30) on card article (21), it is recessed that the height of card article (21) is more than first The depth of groove (30), card article (21) upper surface are in contact with the bottom land of the first groove (30), are provided with below first nut (3) One the second nut (4), the second nut (4) are provided with second screwed hole (49), the second screwed hole (49) and screw rod (2) phase Coordinate, the second nut (4) is screwed on screw rod (2) by the second screwed hole (49), upper surface and the card article (21) of the second nut (4) Lower surface be in contact, the second nut (4) upper surface is fixed with a lock sleeve (40), and lock sleeve (40) surrounds the first spiral shell Female (3), the lateral wall of first nut (3) are provided with some first through hole (31), lock sleeve (40) if side wall provided with Dry second through hole (41), first through hole (31) correspond with the second through hole (41), and the auxiliary rod (45) passes through the second through hole (41) it extend into first through hole (31).
- A kind of 2. locked anti-theft bolt group as claimed in claim 1, it is characterised in that：Two up and down of the card article (21) At least one end face is made up of some raised (22) in end face.
- A kind of 3. locked anti-theft bolt group as claimed in claim 1, it is characterised in that：Two up and down of the card article (21) Elastic strip (23) is fixed with end face at least one end face.
- A kind of 4. locked anti-theft bolt group as claimed in claim 1, it is characterised in that：First nut (3) is hexagonal Nut, each lateral wall center of the first nut (3) are provided with a first through hole (31), and first through hole (31) points to the first nut (3) axis, first through hole (31) only have an openend.
- A kind of 5. locked anti-theft bolt group as claimed in claim 1, it is characterised in that：Second nut (4) is in cylinder Shape, lock sleeve (40) is cylindrical, and the external diameter of the second nut (4) is identical with the external diameter of lock sleeve (40), the second nut (4) and lock Tight set (40) is integral type structure, and the second nut (4) and lock sleeve (40) outer wall are by polishing.
- A kind of 6. locked anti-theft bolt group as claimed in claim 1, it is characterised in that：Described auxiliary rod (45) one end is located at The bottom of first through hole (31), the other end of auxiliary rod (45) are located at the inside of the second through hole (41).
- A kind of 7. locked anti-theft bolt group as claimed in claim 1, it is characterised in that：First groove (30) is positioned at the The underface of one screwed hole (39), the first groove (30) are in round pie, and the first groove (30) internal diameter is more than the first screwed hole (39) Internal diameter, neck (20) extends transversely through screw rod (2), and card article (21) both ends are respectively positioned on the outside of screw rod (2).
- A kind of 8. locked anti-theft bolt group as claimed in claim 1, it is characterised in that：First nut (3) bottom with The distance between neck (20) bottom is more than the height of card article (21).
- A kind of 9. locked anti-theft bolt group as claimed in claim 1, it is characterised in that：The card article (21) and neck (20) Some packings (24) are provided between bottom, neck (20) bottom is located at the top of the second nut (4) lower surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720921240.4U CN207111673U (en) | 2017-07-27 | 2017-07-27 | A kind of locked anti-theft bolt group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720921240.4U CN207111673U (en) | 2017-07-27 | 2017-07-27 | A kind of locked anti-theft bolt group |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207111673U true CN207111673U (en) | 2018-03-16 |
Family
ID=61581911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720921240.4U Expired - Fee Related CN207111673U (en) | 2017-07-27 | 2017-07-27 | A kind of locked anti-theft bolt group |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207111673U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107269668A (en) * | 2017-07-27 | 2017-10-20 | 海盐东盛紧固件制造有限公司 | A kind of locked anti-theft bolt group |
-
2017
- 2017-07-27 CN CN201720921240.4U patent/CN207111673U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107269668A (en) * | 2017-07-27 | 2017-10-20 | 海盐东盛紧固件制造有限公司 | A kind of locked anti-theft bolt group |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 314300 south of soy sauce port and west of Haiyan bridge, Wanghai street, Haiyan County, Jiaxing City, Zhejiang Province Patentee after: Jiaxing Dongsheng Technology Co.,Ltd. Address before: Jiaxing City, Zhejiang province 314300 Haiyan Wuyuan Haiyan Bridge West Street South of soy sauce. Patentee before: HAIYAN DONGSHENG FASTENER MANUFACTURING Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180316 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |