CN111927867A - Anti-theft nut with blocking bead - Google Patents
Anti-theft nut with blocking bead Download PDFInfo
- Publication number
- CN111927867A CN111927867A CN202010842194.5A CN202010842194A CN111927867A CN 111927867 A CN111927867 A CN 111927867A CN 202010842194 A CN202010842194 A CN 202010842194A CN 111927867 A CN111927867 A CN 111927867A
- Authority
- CN
- China
- Prior art keywords
- hole
- bead
- nut
- blocking
- 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.)
- Granted
Links
- 239000011324 bead Substances 0.000 title claims abstract description 57
- 230000000903 blocking effect Effects 0.000 title claims abstract description 54
- 230000007704 transition Effects 0.000 claims abstract description 35
- 230000037431 insertion Effects 0.000 claims 3
- 238000003780 insertion Methods 0.000 claims 3
- 238000009434 installation Methods 0.000 abstract description 18
- 230000007423 decrease Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Images
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
- 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
-
- 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
- F16B37/00—Nuts or like thread-engaging members
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bolts, Nuts, And Washers (AREA)
Abstract
The invention discloses an anti-theft nut with a blocking bead, which comprises a nut main body, a threaded hole, an installation groove, a screwing plate, a transition hole, a tool hole, a blocking rod and a blocking bead, wherein the outer diameter of the nut main body is gradually reduced from bottom to top, the lower end of the nut main body is provided with the threaded hole with a downward opening, the nut main body is internally provided with the installation groove, the installation groove is communicated with the top end of the threaded hole, the lower opening end of the installation groove is positioned in a region surrounded by the upper end of the threaded hole, the screwing plate is fixed in the installation groove, the screwing plate is provided with the screwing groove, the nut main body is internally provided with the transition hole, the transition hole is communicated with the top end of the installation groove, and the lower. According to the invention, the blocking bead, the screwing plate, the transition hole and the blocking rod are matched, so that the blocking bead can block the screwing groove on the screwing plate after the nut is installed and the blocking rod is pulled out, and the nut can not be screwed through the screwing groove any more, so that the nut has better anti-theft performance.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to the technical field of fasteners, in particular to the technical field of anti-theft nuts.
[ background of the invention ]
The nut is a common fastener and is widely applied. The nut is required to have better anti-theft performance in the open air or important occasions. The existing nut cannot well meet the requirements and can bring certain potential safety hazards.
[ summary of the invention ]
The invention aims to solve the problems in the prior art and provides an anti-theft nut with a blocking bead, which can enable the nut to have better anti-theft performance.
In order to achieve the purpose, the invention provides an anti-theft nut with a blocking bead, which comprises a nut main body, a threaded hole, an installation groove, a screwing plate, a transition hole, a tool hole, a blocking rod and a blocking bead, wherein the outer diameter of the nut main body gradually decreases from bottom to top, the lower end of the nut main body is provided with the threaded hole with a downward opening, the nut main body is internally provided with the installation groove which is communicated with the top end of the threaded hole, the lower opening end of the installation groove is positioned in a region enclosed by the upper end of the threaded hole, the screwing plate is fixed in the installation groove, the screwing plate is provided with the screwing groove, the nut main body is internally provided with the transition hole, the transition hole is communicated with the top end of the installation groove, the lower opening end of the transition hole is positioned in the region enclosed by the installation groove, the screwing groove is positioned in the region enclosed by the lower end of the transition hole, the tool hole is communicated with the transition hole, the diameter of the tool hole is smaller than that of the transition hole, a bead placing groove is formed in the side wall of the transition hole, a blocking bead is filled in the bead placing groove, the outer diameter of the blocking bead is smaller than the inner diameter of the bead placing groove, the outer diameter of the blocking bead is smaller than that of the transition hole, the outer diameter of the blocking bead is larger than that of the tool hole, a jack is formed in the nut body, the jack is communicated with the bead placing groove, a blocking rod is inserted into the jack, and the blocking bead is located at the bottom of the bead placing groove and in the region where the blocking rod is clamped.
Preferably, the nut body is in a spherical crown shape or a truncated cone shape.
Preferably, the screwing plate is horizontally arranged, and the center of the screwing groove, the transition hole, the tool hole and the threaded hole are positioned on the same vertical axis.
Preferably, the screwing plate is fixed to the top wall of the mounting groove by a plurality of screws.
Preferably, the cross section of the mounting groove is a regular polygon, the cross section of the mounting groove has 4-8 sides, and the shape of the twisting plate is matched with that of the mounting groove.
Preferably, the bead-placing groove is inclined upward from the open end.
The invention has the beneficial effects that: according to the invention, the blocking bead, the screwing plate, the transition hole and the blocking rod are matched, so that the blocking bead can block the screwing groove on the screwing plate after the nut is installed and the blocking rod is pulled out, and the nut can not be screwed through the screwing groove any more, so that the nut has better anti-theft performance; the nut main body is in a spherical crown shape or a cone frustum shape, so that the nut main body has better anti-theft performance.
The features and advantages of the present invention will be described in detail by embodiments in conjunction with the accompanying drawings.
[ description of the drawings ]
Fig. 1 is a front view of a theft-proof nut with a blocking bead according to the present invention.
In the figure: 1-nut main body, 2-mounting groove, 3-transition hole, 10-threaded hole, 11-tool hole, 15-jack, 16-blocking rod, 20-screwing plate, 21-screwing groove, 30-bead releasing groove and 31-blocking bead.
[ detailed description ] embodiments
Referring to fig. 1, the anti-theft nut with the blocking bead of the present invention comprises a nut main body 1, a threaded hole 10, an installation groove 2, a screwing plate 20, a transition hole 3, a tool hole 11, a blocking rod 16, a blocking bead 31, wherein the outer diameter of the nut main body 1 gradually decreases from bottom to top, the lower end of the nut main body 1 is provided with a threaded hole 10 with a downward opening, the nut main body 1 is internally provided with an installation groove 2, the installation groove 2 is communicated with the top end of the threaded hole 10, the lower opening end of the installation groove 2 is located in the area enclosed by the upper end of the threaded hole 10, the installation groove 2 is internally fixed with a screwing plate 20, the screwing plate 20 is provided with a screwing groove 21, the nut main body 1 is internally provided with a transition hole 3, the transition hole 3 is communicated with the top end of the installation groove 2, the lower opening end of the transition hole 3 is located in the area enclosed by the, the upper end of the nut main body 1 is provided with a tool hole 11 for extending a screwing tool, the tool hole 11 is communicated with the transition hole 3, the diameter of the tool hole 11 is smaller than that of the transition hole 3, the side wall of the transition hole 3 is provided with a bead placing groove 30, a blocking bead 31 is filled in the bead placing groove 30, the outer diameter of the blocking bead 31 is smaller than the inner diameter of the bead placing groove 30, the outer diameter of the blocking bead 31 is smaller than that of the transition hole 3, the outer diameter of the blocking bead 31 is larger than that of the tool hole 11, the nut main body 1 is provided with a jack 15, the jack 15 is communicated with the bead placing groove 30, a blocking rod 16 is inserted in the jack 15, the blocking bead 31 is positioned in the area clamped by the bottom of the bead placing groove 30 and the blocking rod 16, the nut main body 1 is in a spherical crown shape or a cone frustum shape, the screwing plate 20 is horizontally arranged, the center of the screwing groove 21, the transition hole 3, the tool hole 11 and the threaded hole, the screwing plate 20 is fixed with the top wall of the mounting groove 2 through a plurality of screws, the cross section of the mounting groove 2 is a regular polygon, the cross section of the mounting groove 2 is provided with 4-8 sides, the shape of the screwing plate 20 is matched with the shape of the mounting groove 2, and the bead placing groove 30 inclines upwards from the opening end.
The working process of the invention is as follows:
in the working process of the anti-theft nut with the blocking beads, the blocking beads 31, the screwing plate 20, the transition holes 3 and the blocking rods 16 are matched, so that the blocking beads 31 can block the screwing grooves 21 on the screwing plate 20 after the nut is installed and the blocking rods 16 are pulled out, the nut can not be screwed through the screwing grooves 21 any more, and the nut has better anti-theft performance; the nut body 1 is in a spherical crown shape or a cone frustum shape, so that the nut body has better anti-theft performance.
The above embodiments are illustrative of the present invention, and are not intended to limit the present invention, and any simple modifications of the present invention are within the scope of the present invention.
Claims (6)
1. The utility model provides an anti-theft nut with block pearl which characterized in that: the nut comprises a nut main body (1), a threaded hole (10), a mounting groove (2), a screwing plate (20), a transition hole (3), a tool hole (11), a blocking rod (16) and a blocking bead (31), wherein the outer diameter of the nut main body (1) is gradually reduced from bottom to top, the lower end of the nut main body (1) is provided with the threaded hole (10) with a downward opening, the nut main body (1) is internally provided with the mounting groove (2), the mounting groove (2) is communicated with the top end of the threaded hole (10), the lower opening end of the mounting groove (2) is positioned in an area enclosed by the upper end of the threaded hole (10), the mounting groove (2) is internally fixed with the screwing plate (20), the screwing plate (20) is provided with the screwing groove (21), the transition hole (3) is arranged in the nut main body (1), the transition hole (3) is communicated with the top end of the mounting groove (2), the opening end of the transition hole (, the screwing groove (21) is positioned in the region enclosed by the lower end of the transition hole (3), the upper end of the nut main body (1) is provided with a tool hole (11) for extending a screwing tool, the tool hole (11) is communicated with the transition hole (3), the diameter of the tool hole (11) is smaller than that of the transition hole (3), the side wall of the transition hole (3) is provided with a bead placing groove (30), the bead placing groove (30) is internally plugged with a blocking bead (31), the outer diameter of the blocking bead (31) is smaller than the inner diameter of the bead placing groove (30), the outer diameter of the blocking bead (31) is smaller than the inner diameter of the transition hole (3), the outer diameter of the blocking bead (31) is larger than the inner diameter of the tool hole (11), the nut body (1) is provided with an insertion hole (15), the insertion hole (15) is communicated with the bead placing groove (30), a blocking rod (16) is inserted into the insertion hole (15), and the blocking bead (31) is located in the area sandwiched by the groove bottom of the bead placing groove (30) and the blocking rod (16).
2. The anti-theft nut with the blocking bead as claimed in claim 1, wherein: the nut body (1) is in a spherical crown shape or a truncated cone shape.
3. The anti-theft nut with the blocking bead as claimed in claim 1, wherein: the screwing plate (20) is horizontally arranged, and the center of the screwing groove (21), the transition hole (3), the tool hole (11) and the threaded hole (10) are positioned on the same vertical axis.
4. The anti-theft nut with the blocking bead as claimed in claim 1, wherein: the screwing plate (20) is fixed with the top wall of the mounting groove (2) through a plurality of screws.
5. The anti-theft nut with the blocking bead as claimed in claim 1, wherein: the cross section of the mounting groove (2) is a regular polygon, the cross section of the mounting groove (2) is provided with 4-8 sides, and the shape of the twisting plate (20) is matched with that of the mounting groove (2).
6. The anti-theft nut with the blocking bead as claimed in claim 1, wherein: the bead placing groove (30) is inclined upwards from the opening end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010842194.5A CN111927867B (en) | 2020-08-20 | 2020-08-20 | Anti-theft nut with blocking bead |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010842194.5A CN111927867B (en) | 2020-08-20 | 2020-08-20 | Anti-theft nut with blocking bead |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111927867A true CN111927867A (en) | 2020-11-13 |
| CN111927867B CN111927867B (en) | 2022-03-25 |
Family
ID=73306190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010842194.5A Active CN111927867B (en) | 2020-08-20 | 2020-08-20 | Anti-theft nut with blocking bead |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111927867B (en) |
Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU798378A1 (en) * | 1978-01-02 | 1981-01-23 | Предприятие П/Я Г-4213 | Bolt |
| DK58683D0 (en) * | 1983-02-11 | 1983-02-11 | Otto Johan Magnus Noergaard | SAFETY DEVICE |
| CN2227713Y (en) * | 1995-01-13 | 1996-05-22 | 贾炳山 | Safety theft alarm lock for bicycle |
| DE202007008534U1 (en) * | 2007-06-14 | 2007-08-30 | Hema-Zaunsysteme Gmbh | Safety screw for e.g. fence system, has insert arranged in tool holder and formed by ball, where ball is manufactured from aluminum and diameter of ball corresponds to dimensions of tool retainer |
| CN201041186Y (en) * | 2007-04-23 | 2008-03-26 | 陈四甫 | Theft-proof nut |
| US8444167B1 (en) * | 2010-12-16 | 2013-05-21 | Nour-Eddine Derdari | Hitch lock device for trailers |
| DE202014104350U1 (en) * | 2014-09-14 | 2014-09-23 | Jiaxing City Gangqu Kalun Trading Co., Ltd. | A nut with integrated turning device |
| CN105782213A (en) * | 2016-04-27 | 2016-07-20 | 安徽晨讯智能科技有限公司 | Mechanical anti-theft screw |
| CN105934592A (en) * | 2013-12-16 | 2016-09-07 | Lisi 航空 | Temporary fastener |
| CN205806158U (en) * | 2016-06-27 | 2016-12-14 | 嘉兴艾可森紧固件有限公司 | A kind of anti-theft screw of band copper block |
| CN108547851A (en) * | 2018-07-21 | 2018-09-18 | 福建金砖知识产权服务有限公司 | A kind of anti-theft bolt |
| CN208236876U (en) * | 2018-04-28 | 2018-12-14 | 厦门新沪厦五金工贸有限公司 | A kind of anti-theft bolt |
| CN110332212A (en) * | 2019-07-13 | 2019-10-15 | 海盐县机械有限公司 | A kind of anti-theft bolt |
| CN110425214A (en) * | 2019-08-23 | 2019-11-08 | 海盐尚科五金有限公司 | A kind of anti-theft bolt with stealingproof sleeve |
| CN110454480A (en) * | 2019-08-10 | 2019-11-15 | 张瑾 | A kind of anti-theft type bolt |
| CN110552949A (en) * | 2018-05-31 | 2019-12-10 | 波音公司 | Retention self-aligning washer and nut assembly and method of manufacture by additive manufacturing |
| CN111156374A (en) * | 2019-12-30 | 2020-05-15 | 广州创显科教设备有限公司 | Anti-theft wall hanging rack for multimedia equipment |
-
2020
- 2020-08-20 CN CN202010842194.5A patent/CN111927867B/en active Active
Patent Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU798378A1 (en) * | 1978-01-02 | 1981-01-23 | Предприятие П/Я Г-4213 | Bolt |
| DK58683D0 (en) * | 1983-02-11 | 1983-02-11 | Otto Johan Magnus Noergaard | SAFETY DEVICE |
| CN2227713Y (en) * | 1995-01-13 | 1996-05-22 | 贾炳山 | Safety theft alarm lock for bicycle |
| CN201041186Y (en) * | 2007-04-23 | 2008-03-26 | 陈四甫 | Theft-proof nut |
| DE202007008534U1 (en) * | 2007-06-14 | 2007-08-30 | Hema-Zaunsysteme Gmbh | Safety screw for e.g. fence system, has insert arranged in tool holder and formed by ball, where ball is manufactured from aluminum and diameter of ball corresponds to dimensions of tool retainer |
| US8444167B1 (en) * | 2010-12-16 | 2013-05-21 | Nour-Eddine Derdari | Hitch lock device for trailers |
| CN105934592A (en) * | 2013-12-16 | 2016-09-07 | Lisi 航空 | Temporary fastener |
| DE202014104350U1 (en) * | 2014-09-14 | 2014-09-23 | Jiaxing City Gangqu Kalun Trading Co., Ltd. | A nut with integrated turning device |
| CN105782213A (en) * | 2016-04-27 | 2016-07-20 | 安徽晨讯智能科技有限公司 | Mechanical anti-theft screw |
| CN205806158U (en) * | 2016-06-27 | 2016-12-14 | 嘉兴艾可森紧固件有限公司 | A kind of anti-theft screw of band copper block |
| CN208236876U (en) * | 2018-04-28 | 2018-12-14 | 厦门新沪厦五金工贸有限公司 | A kind of anti-theft bolt |
| CN110552949A (en) * | 2018-05-31 | 2019-12-10 | 波音公司 | Retention self-aligning washer and nut assembly and method of manufacture by additive manufacturing |
| CN108547851A (en) * | 2018-07-21 | 2018-09-18 | 福建金砖知识产权服务有限公司 | A kind of anti-theft bolt |
| CN110332212A (en) * | 2019-07-13 | 2019-10-15 | 海盐县机械有限公司 | A kind of anti-theft bolt |
| CN110454480A (en) * | 2019-08-10 | 2019-11-15 | 张瑾 | A kind of anti-theft type bolt |
| CN110425214A (en) * | 2019-08-23 | 2019-11-08 | 海盐尚科五金有限公司 | A kind of anti-theft bolt with stealingproof sleeve |
| CN111156374A (en) * | 2019-12-30 | 2020-05-15 | 广州创显科教设备有限公司 | Anti-theft wall hanging rack for multimedia equipment |
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| Title |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN111927867B (en) | 2022-03-25 |
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