CN108488195B - Combined anti-theft nut - Google Patents
Combined anti-theft nut Download PDFInfo
- Publication number
- CN108488195B CN108488195B CN201810590393.4A CN201810590393A CN108488195B CN 108488195 B CN108488195 B CN 108488195B CN 201810590393 A CN201810590393 A CN 201810590393A CN 108488195 B CN108488195 B CN 108488195B
- Authority
- CN
- China
- Prior art keywords
- hole
- nut
- main nut
- auxiliary
- positioning
- 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.)
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Links
- 239000004519 grease Substances 0.000 claims description 3
- 230000001050 lubricating effect Effects 0.000 claims description 3
- 230000007704 transition Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 206010053615 Thermal burn Diseases 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- 239000000806 elastomer Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 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
- F16B39/00—Locking of screws, bolts or nuts
- F16B39/02—Locking of screws, bolts or nuts in which the locking takes place after screwing down
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
- Burglar Alarm Systems (AREA)
Abstract
The invention discloses a combined anti-theft nut which comprises a main nut, an auxiliary ring, positioning grooves, positioning columns, through holes, movable rods and elastic strips, wherein the main nut is hexagonal, a vertically arranged threaded hole is formed in the axis of the main nut, the auxiliary ring is positioned right below the main nut, a plurality of positioning columns are arranged on the upper end face of the auxiliary ring, a plurality of positioning grooves matched with the positioning columns are formed in the lower end face of the main nut, the positioning grooves and the positioning columns are vertically arranged, the positioning columns are inserted into the positioning grooves, the top end face of each positioning column is an inclined face which is inclined downwards from the axis end far away from the main nut to the axis end close to the main nut, a through hole is formed in each positioning groove, the through holes are communicated with the threaded hole, and the movable rods are inserted into the through holes. According to the invention, the positioning column, the through hole, the movable rod and the elastic strip are matched, so that the nut can be effectively locked after being screwed, the nut is not easy to screw, and a good anti-theft effect is achieved.
Description
[ field of technology ]
The invention relates to the technical field of standard components, in particular to the technical field of nuts.
[ background Art ]
The standard is a commonly used component, which is widely used in various fields. Wherein the nut is a common standard. In some occasions, the nut is required to have good anti-theft performance, so that the nut is not easy to be stolen, and the effectiveness of connection is ensured. The existing anti-theft nut has an ideal anti-theft effect and is not easy to detach.
[ invention ]
The invention aims to solve the problems in the prior art, and provides a combined anti-theft nut which can have a good anti-theft effect and is convenient to detach.
In order to achieve the above purpose, the invention provides a combined anti-theft nut, which comprises a main nut, an auxiliary ring, a positioning groove, positioning columns, a through hole, a movable rod and an elastic strip, wherein the main nut is hexagonal, a vertically arranged threaded hole is formed in the axis of the main nut, the auxiliary ring is positioned right below the main nut, a plurality of positioning columns are arranged on the upper end face of the auxiliary ring, a plurality of positioning grooves matched with the positioning columns are formed in the lower end face of the main nut, the positioning grooves and the positioning columns are vertically arranged, the positioning columns are inserted into the positioning grooves, the top end face of the positioning columns is an inclined face which is inclined downwards from the axis end far away from the main nut to the axis end near the main nut, the through hole is provided with the threaded hole, the movable rod is inserted into the through hole, the axis end face far away from the main nut of the movable rod is matched with the top end face of the positioning columns, and the elastic strip is tightly adhered to the axis end near the main nut of the movable rod.
Preferably, the sections of the positioning column and the positioning groove are square, the positioning column and the positioning groove are in transition fit, and lubricating grease is smeared on the outer surface of the positioning column.
Preferably, the through holes are horizontally arranged, the through holes point to the axis of the main nut, the cross section of each through hole is square, and the movable rod and the elastic strip are square matched with the through holes.
Preferably, the upper surface of the main nut is provided with a plurality of auxiliary holes, the auxiliary holes are communicated with the through holes, and the connection parts of the auxiliary holes and the through holes are always positioned at the through hole sections where the elastic strips are positioned.
Preferably, the upper end cover of the main nut is formed by an auxiliary cover, a plurality of auxiliary columns inserted into the auxiliary holes are arranged at the bottom of the auxiliary cover, an upper through hole is formed in the auxiliary cover, and the inner diameter of the upper through hole is larger than that of the threaded hole.
Preferably, the auxiliary ring is provided with a lower through hole, the inner diameter of the lower through hole is larger than that of the threaded hole, and the bottom end surface of the auxiliary ring is provided with a plurality of anti-loosening convex lines.
The invention has the beneficial effects that: according to the invention, the positioning column, the through hole, the movable rod and the elastic strip are matched, so that the nut can be effectively locked after being screwed, the nut is not easy to screw, and a good anti-theft effect is achieved; the setting of auxiliary hole makes the nut need dismantle the time can stretch into the iron wire that scalds red and destroy the elastic strip for the dismantlement of nut becomes simple, and the not other positions of fragile nut just can reuse through changing the elastomer, convenient to use.
The features and advantages of the present invention will be described in detail by way of example with reference to the accompanying drawings.
[ description of the drawings ]
Fig. 1 is a front view of a combination anti-theft nut of the present invention.
In the figure: 1-main nut, 2-auxiliary ring, 3-through hole, 4-auxiliary lid, 10-screw hole, 11-constant head tank, 15-auxiliary hole, 20-lower through hole, 21-reference column, 31-movable rod, 32-elastic strip, 40-upper through hole, 45-auxiliary column.
[ detailed description ] of the invention
Referring to fig. 1, the combined anti-theft nut of the invention comprises a main nut 1, an auxiliary ring 2, a positioning groove 11, a positioning column 21, a through hole 3, a movable rod 31 and an elastic strip 32, wherein the main nut 1 is hexagonal, a threaded hole 10 which is vertically arranged is arranged on the axis of the main nut 1, the auxiliary ring 2 is positioned right below the main nut 1, a plurality of positioning columns 21 are arranged on the upper end surface of the auxiliary ring 2, a plurality of positioning grooves 11 which are matched with the positioning columns 21 are arranged on the lower end surface of the main nut 1, the positioning grooves 11 and the positioning columns 21 are vertically arranged, the positioning columns 21 are inserted into the positioning grooves 11, the top end surface of the positioning columns 21 is an inclined surface which is downwards inclined from the axial end far away from the main nut 1 to the axial end close to the main nut 1, a through hole 3 is arranged on the positioning groove 11, the through hole 3 is communicated with the threaded hole 10, a movable rod 31 is inserted into the through hole 3, the end face of the movable rod 31 far away from the axis of the main nut 1 is matched with the top end face of the positioning column 21, an elastic strip 32 is tightly attached to the end, close to the axis of the main nut 1, of the movable rod 31, the sections of the positioning column 21 and the positioning groove 11 are square, the positioning column 21 and the positioning groove 11 are in transition fit, the outer surface of the positioning column 21 is smeared with lubricating grease, the through hole 3 is horizontally arranged, the through hole 3 points to the axis of the main nut 1, the section of the through hole 3 is square, the movable rod 31 and the elastic strip 32 are square matched with the through hole 3, a plurality of auxiliary holes 15 are arranged on the upper surface of the main nut 1, the auxiliary holes 15 are communicated with the through hole 3, the joint of the auxiliary holes 15 and the through hole 3 is always positioned at the section of the through hole 3, the upper end cover of the main nut 1 is provided with an auxiliary cover 4, the bottom of the auxiliary cover 4 is provided with a plurality of auxiliary columns 45 inserted into the auxiliary holes 15, the auxiliary cover 4 is provided with an upper through hole 40, the inner diameter of the upper through hole 40 is larger than that of the threaded hole 10, the auxiliary ring 2 is provided with a lower through hole 20, the inner diameter of the lower through hole 20 is larger than that of the threaded hole 10, and the bottom end surface of the auxiliary ring 2 is provided with a plurality of anti-loosening ribs.
The working process of the invention comprises the following steps:
in the working process of the combined anti-theft nut, the positioning column 21, the through hole 3, the movable rod 31 and the elastic strip 32 are matched, so that the nut can be effectively locked after being screwed, the nut is not easy to screw, and the anti-theft nut has a good anti-theft effect; the setting of auxiliary hole 15 makes the nut need dismantle the time can stretch into the iron wire that scalds red and destroy elastic strip 32 for the dismantlement of nut becomes simple, and not fragile other positions of nut, just can reuse through changing elastomer 32, convenient to use.
The above embodiments are illustrative of the present invention, and not limiting, and any simple modifications of the present invention fall within the scope of the present invention.
Claims (3)
1. A combination anti-theft nut, characterized in that: including main nut (1), auxiliary ring (2), constant head tank (11), reference column (21), through-hole (3), movable rod (31), elastic strip (32), main nut (1) is hexagon, is equipped with a screw hole (10) of vertical setting on main nut (1) axis, auxiliary ring (2) are located under main nut (1), and auxiliary ring (2) up end is equipped with a plurality of reference column (21), and the lower terminal surface of main nut (1) is equipped with a plurality of constant head tanks (11) with reference column (21) matched with, and constant head tank (11) all vertically set up with reference column (21), and reference column (21) inserts in constant head tank (11), reference column (21) terminal surface is a inclined plane from keeping away from main nut (1) axial line end to being close to main nut (1) axial line end downward sloping, be equipped with a through-hole (3) on constant head tank (11), through-hole (3) intercommunication screw hole (10), through-hole (3) interpolation has a movable rod (31), and main nut (1) axis (1) tip and main nut (21) tip and elastic strip (21) are close to each other in the axial line end of main nut (1), the axis that through-hole (3) point to main nut (1), and through-hole (3) cross-section is the square, and movable rod (31) and elastic strip (32) are the square that agrees with through-hole (3), main nut (1) upper surface is equipped with a plurality of auxiliary holes (15), and auxiliary hole (15) are linked together with through-hole (3), and auxiliary hole (15) are located through-hole (3) section at elastic strip (32) place all the time with the junction of through-hole (3), main nut (1) upper end cover is by an auxiliary lid (4), and auxiliary lid (4) bottom is equipped with auxiliary column (45) in a plurality of inserts auxiliary hole (15), is equipped with on auxiliary lid (4) through-hole (40), goes up through-hole (40) internal diameter and is greater than the internal diameter of screw hole (10).
2. A combination anti-theft nut as defined in claim 1, wherein: the sections of the positioning column (21) and the positioning groove (11) are square, the positioning column (21) and the positioning groove (11) are in transition fit, and lubricating grease is smeared on the outer surface of the positioning column (21).
3. A combination anti-theft nut as defined in claim 1, wherein: the auxiliary ring (2) is provided with a lower through hole (20), the inner diameter of the lower through hole (20) is larger than that of the threaded hole (10), and the bottom end surface of the auxiliary ring (2) is provided with a plurality of anti-loosening ribs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810590393.4A CN108488195B (en) | 2018-06-09 | 2018-06-09 | Combined anti-theft nut |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810590393.4A CN108488195B (en) | 2018-06-09 | 2018-06-09 | Combined anti-theft nut |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108488195A CN108488195A (en) | 2018-09-04 |
| CN108488195B true CN108488195B (en) | 2023-06-09 |
Family
ID=63342439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810590393.4A Active CN108488195B (en) | 2018-06-09 | 2018-06-09 | Combined anti-theft nut |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108488195B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110259807A (en) * | 2019-07-10 | 2019-09-20 | 海盐建盛五金制品有限公司 | A kind of anti-loosening flange nut |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104791352A (en) * | 2015-05-07 | 2015-07-22 | 祝建飞 | Looseness preventing fastener |
| CN206159240U (en) * | 2016-09-30 | 2017-05-10 | 浙江天元金属制品有限公司 | Anti -loosening bolt |
| CN107131202A (en) * | 2017-06-24 | 2017-09-05 | 来小弟 | A kind of disposable anti-theft bolt group |
| 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 |
| CN206972742U (en) * | 2017-06-24 | 2018-02-06 | 海盐光大标准件有限公司 | A kind of disposable anti-theft bolt group |
| CN207111672U (en) * | 2017-07-27 | 2018-03-16 | 海盐东盛紧固件制造有限公司 | A kind of nut for being not easy to turn |
-
2018
- 2018-06-09 CN CN201810590393.4A patent/CN108488195B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104791352A (en) * | 2015-05-07 | 2015-07-22 | 祝建飞 | Looseness preventing fastener |
| CN206159240U (en) * | 2016-09-30 | 2017-05-10 | 浙江天元金属制品有限公司 | Anti -loosening bolt |
| CN107131202A (en) * | 2017-06-24 | 2017-09-05 | 来小弟 | A kind of disposable anti-theft bolt group |
| CN206972742U (en) * | 2017-06-24 | 2018-02-06 | 海盐光大标准件有限公司 | A kind of disposable anti-theft bolt group |
| 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 |
| CN207111672U (en) * | 2017-07-27 | 2018-03-16 | 海盐东盛紧固件制造有限公司 | A kind of nut for being not easy to turn |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108488195A (en) | 2018-09-04 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20180904 Assignee: Jiaxing Faswan Import and Export Co.,Ltd. Assignor: HAIYAN WEISHI STANDARD PARTS CO.,LTD. Contract record no.: X2024330000109 Denomination of invention: A combination anti-theft nut Granted publication date: 20230609 License type: Common License Record date: 20240611 |