CN109083921B - Antitheft nut for iron tower - Google Patents
Antitheft nut for iron tower Download PDFInfo
- Publication number
- CN109083921B CN109083921B CN201811316120.7A CN201811316120A CN109083921B CN 109083921 B CN109083921 B CN 109083921B CN 201811316120 A CN201811316120 A CN 201811316120A CN 109083921 B CN109083921 B CN 109083921B
- Authority
- CN
- China
- Prior art keywords
- theft
- hexagonal
- cavity
- assembly
- nut body
- 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
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 34
- 229910052742 iron Inorganic materials 0.000 title claims abstract description 17
- 238000001125 extrusion Methods 0.000 claims abstract description 26
- 238000009434 installation Methods 0.000 description 16
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification 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
- 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)
- Burglar Alarm Systems (AREA)
Abstract
The invention provides an anti-theft nut for an iron tower, which comprises a hexagonal nut body, an anti-theft driving assembly, a jacket and an extrusion locking assembly, wherein the hexagonal nut body is arranged in the jacket through the anti-theft driving assembly, the anti-theft driving assembly is arranged between the hexagonal nut body and the jacket, a spring is arranged between the anti-theft driving assembly and the jacket, a first driving hexagonal cavity is arranged at the center of the anti-theft driving assembly and is matched with the hexagonal nut body, a first hexagonal body is arranged below the anti-theft driving assembly, a second driving hexagonal cavity matched with the first hexagonal body is arranged on the inner wall of the jacket, an idle cavity is arranged below the second driving hexagonal cavity, the extrusion locking assembly is matched with the hexagonal nut body and the anti-theft driving assembly, the extrusion locking assembly controls the anti-theft driving assembly to move downwards to drive the first hexagonal body to fall into the idle cavity, the nut body can be effectively prevented from being disassembled, and the anti-theft function is good.
Description
[ field of technology ]
The invention relates to the technical field of fasteners, in particular to an anti-theft nut for an iron tower.
[ background Art ]
In the prior art, many fastening structures are completed by adopting the matching of screws and nuts, and the nuts are screwed into the screws in one direction to be fixed, and are screwed out in the other direction to be loosened. The nut in the prior art is easy to be disassembled privately by others when being used for fastening structural members on field facilities such as electric power, highways, railways, park sports equipment and the like, so that the facilities are lost, and safety accidents can be possibly caused in special application occasions, thereby providing the anti-theft nut for the iron tower.
[ invention ]
The invention aims to solve the problems in the prior art, and provides an anti-theft nut for an iron tower, which can effectively prevent a nut body from being disassembled and has a good anti-theft function.
In order to achieve the above purpose, the invention provides an anti-theft nut for an iron tower, which comprises a hexagonal nut body, an anti-theft driving assembly, a jacket and an extrusion locking assembly, wherein the hexagonal nut body is arranged in the jacket through the anti-theft driving assembly, a hem matched with the hexagonal nut body is inwards extended from the lower end surface of the jacket, the anti-theft driving assembly is arranged between the hexagonal nut body and the jacket, a spring is arranged between the anti-theft driving assembly and the jacket, a first driving hexagonal cavity is arranged at the center of the anti-theft driving assembly, the first driving hexagonal cavity is matched with the hexagonal nut body, a first hexagon is arranged below the anti-theft driving assembly, a second driving hexagonal cavity matched with the first hexagon is arranged on the inner wall of the jacket, an idle cavity is arranged below the second driving hexagonal cavity, the extrusion locking assembly is matched with the hexagonal nut body and the anti-theft driving assembly, the extrusion locking assembly controls the anti-theft driving assembly to move downwards, and drives the first hexagon to fall into the idle cavity.
Preferably, the anti-theft driving assembly further comprises an anti-theft part head, a connecting body and a locking groove, the anti-theft part head is connected with the first hexagon through the connecting body, the locking groove is located above the first driving hexagonal cavity, a wedge groove matched with the extrusion locking assembly is formed between the locking groove and the hexagon nut body, and a spring is arranged between the anti-theft part head and the outer sleeve.
Preferably, the outer sleeve further comprises an installation cavity and a flange, the center of the outer sleeve is provided with an installation cavity matched with the anti-theft driving assembly, the cross section of the installation cavity is circular, two sides of the installation cavity are provided with first pin holes, the outer wall of the anti-theft driving assembly is provided with second pin holes matched with the first pin holes, positioning pins are installed in the first pin holes and the second pin holes in a matched mode, the inner wall of the installation cavity is provided with the flange, the inner wall of the flange is provided with a second driving hexagonal cavity, an idle cavity is formed between the flange and the folded edge, the cross section of the idle cavity is circular, and the diameter of the cross section circle of the idle cavity is larger than that of the hexagonal diagonal of the cross section of the second driving hexagonal cavity.
Preferably, the extrusion locking assembly comprises a pressing piece body and a locking wedge block, a first center hole is formed in the center of the pressing piece body, a pressing block matched with the anti-theft driving assembly is arranged on the periphery of the pressing piece body, and the locking wedge block is symmetrically arranged below the pressing piece body.
Preferably, the hexagonal nut body further comprises a conical locking surface and a guide pillar, the outer wall of the upper portion of the hexagonal nut body is provided with the conical locking surface, the conical locking surface is matched with the extrusion locking assembly, and a threaded hole is formed in the hexagonal nut body.
The invention has the beneficial effects that: according to the anti-theft nut, the hexagonal nut body, the anti-theft driving assembly, the outer sleeve, the extrusion locking assembly and the like are combined together for use, the anti-theft driving assembly is arranged between the outer sleeve and the hexagonal nut body, the positioning pin is inserted during installation, the first hexagonal body and the second driving hexagonal cavity can be guaranteed to be matched, then the outer sleeve is rotated through a spanner to select the hexagonal nut body into a bolt, the positioning pin is pulled out, the extrusion locking assembly is knocked into a wedge groove between the locking groove and the hexagonal nut body, at the moment, the extrusion locking assembly controls the anti-theft driving assembly to move downwards to drive the first hexagonal body to fall into the idle cavity, and the hexagonal nut body cannot be rotated when the outer sleeve is rotated, so that the anti-theft function of the nut is achieved.
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 schematic cross-sectional view showing an installation state of an antitheft nut for iron towers according to the present invention;
FIG. 2 is a schematic cross-sectional view of an anti-theft nut for iron towers in an uninstalled state according to the present invention;
FIG. 3 is a schematic view of an exploded cross section of an anti-theft nut for iron towers according to the present invention;
FIG. 4 is a schematic structural view of a hexagonal nut body of the antitheft nut for iron towers according to the present invention;
fig. 5 is a schematic structural view of an anti-theft driving assembly of an anti-theft nut for an iron tower.
[ detailed description ] of the invention
Referring to fig. 1 to 5, the anti-theft nut for iron towers of the present invention is characterized in that: including hexagon nut body 1, theftproof drive assembly 2, overcoat 3 and extrusion locking subassembly 4, hexagon nut body 1 installs in overcoat 3 through theftproof drive assembly 2, the lower terminal surface of overcoat 3 inwards extends has hem 32 with hexagon nut body 1 matched with, be equipped with theftproof drive assembly 2 between hexagon nut body 1 and the overcoat 3, be equipped with spring 24 between theftproof drive assembly 2 and the overcoat 3, the center department of theftproof drive assembly 2 is equipped with first drive hexagonal chamber 25, first drive hexagonal chamber 25 and hexagon nut body 1 cooperation installation, the below of theftproof drive assembly 2 is equipped with first hexagon 23, the inner wall of overcoat 3 is equipped with the second drive hexagonal chamber 310 with first hexagon 23 matched with, the below of second drive hexagonal chamber 310 is equipped with idle running chamber 320, extrusion locking subassembly 4 and hexagon nut body 1, theftproof drive assembly 2 cooperation installation, extrusion locking subassembly 4 control theftproof drive assembly 2 moves down, drives first hexagon 23 and falls into idle running chamber 320. The anti-theft driving assembly 2 further comprises an anti-theft part head 21, a connecting body 22 and a locking groove 26, the anti-theft part head 21 is connected with the first hexagon 23 through the connecting body 22, the locking groove 26 is located above the first driving hexagonal cavity 25, a wedge groove matched with the extrusion locking assembly 4 is formed between the locking groove 26 and the hexagon nut body 1, and a spring 24 is arranged between the anti-theft part head 21 and the outer sleeve 3. The jacket 3 further comprises an installation cavity 30 and a flange 31, the installation cavity 30 matched with the anti-theft driving assembly 2 is arranged in the center of the jacket 3, the cross section of the installation cavity 30 is circular, first pin holes 301 are formed in two sides of the installation cavity 30, second pin holes 211 matched with the first pin holes 301 are formed in the outer wall of the anti-theft driving assembly 2, positioning pins 5 are installed in the first pin holes 301 and the second pin holes 211 in a matched mode, the flange 31 is arranged on the inner wall of the installation cavity 30, a second driving hexagonal cavity 310 is formed in the inner wall of the flange 31, an idle cavity 320 is formed between the flange 31 and the folded edge 32, the cross section of the idle cavity 320 is circular, and the diameter of the cross section circle of the idle cavity 320 is larger than the length of the cross section hexagonal diagonal of the second driving hexagonal cavity 310. The extrusion locking assembly 4 comprises a pressing piece body 41 and a locking wedge block 42, a first center hole is formed in the center of the pressing piece body 41, a pressing block 411 matched with the anti-theft driving assembly 2 is arranged on the periphery of the pressing piece body 41, and the locking wedge block 42 is symmetrically arranged below the pressing piece body 41. The hexagonal nut body 1 still includes toper locking surface 11, guide pillar 12, the outer wall on hexagonal nut body 1 upper portion is equipped with toper locking surface 11, toper locking surface 11 cooperatees with extrusion locking subassembly 4, be equipped with screw hole 10 in the hexagonal nut body 1.
The working process of the invention comprises the following steps:
the invention relates to an anti-theft nut for an iron tower, which comprises the following working principles: during installation, the locating pin 5 is inserted firstly, the first hexagon 23 and the second driving hexagonal cavity 310 can be guaranteed to be identical, then the outer sleeve 3 is rotated through a wrench to screw the hexagon nut body 1 into a bolt, then the locating pin 5 is pulled out, the extrusion locking assembly 4 is knocked into a wedge groove between the locking groove 26 and the hexagon nut body 1, at the moment, the extrusion locking assembly 4 controls the anti-theft driving assembly 2 to move downwards, the first hexagon 23 is driven to fall into the idle cavity 320, the installation of the anti-theft nut is completed, when the nut is required to be disassembled, the outer sleeve 3 only can idle due to the fact that the first hexagon 23 falls into the idle cavity 320, and the hexagon nut body 1 cannot be controlled to rotate, so that the anti-theft performance of the nut is realized.
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. An antitheft nut for an iron tower is characterized in that: including hexagon nut body (1), theftproof drive assembly (2), overcoat (3) and extrusion locking subassembly (4), hexagon nut body (1) is installed in overcoat (3) through theftproof drive assembly (2), the lower terminal surface of overcoat (3) inwards extends have with hexagon nut body (1) matched with hem (32), be equipped with theftproof drive assembly (2) between hexagon nut body (1) and overcoat (3), be equipped with spring (24) between theftproof drive assembly (2) and overcoat (3), the center department of theftproof drive assembly (2) is equipped with first drive hexagonal chamber (25), first drive hexagonal chamber (25) are installed with hexagon nut body (1) cooperation, the below of theftproof drive assembly (2) is equipped with first hexagon (23), the inner wall of overcoat (3) be equipped with first hexagon (23) matched with second drive hexagonal chamber (310), the below in second drive hexagonal chamber (310) is equipped with idle running chamber (320), extrusion locking subassembly (4) and extrusion locking subassembly (2) are equipped with hexagon nut body (2) and are moved down to idle running, and are controlled idle running and are moved to be locked the control and are moved down in hexagon nut body (2), the anti-theft driving assembly (2) further comprises an anti-theft part head (21), a connecting body (22) and a locking groove (26), the anti-theft part head (21) is connected with the first hexagon (23) through the connecting body (22), the locking groove (26) is positioned above the first driving hexagonal cavity (25), a wedge groove matched with the extrusion locking assembly (4) is formed between the locking groove (26) and the hexagon nut (1), a spring (24) is arranged between the anti-theft part head (21) and the outer sleeve (3), the outer sleeve (3) further comprises a mounting cavity (30) and a flange (31), the center of the outer sleeve (3) is provided with the mounting cavity (30) matched with the anti-theft driving assembly (2), the cross section of the mounting cavity (30) is circular, two sides of the mounting cavity (30) are provided with first pin holes (301), the outer wall of the anti-theft driving assembly (2) is provided with second pin holes (211) matched with the first pin holes (301), the first pin holes (301) and the second pin holes (31) are matched with the flange (31), the inner wall (31) of the mounting cavity (31) is provided with the second driving cavity (310), an idle cavity (320) is formed between the flange (31) and the folded edge (32), the cross section of the idle cavity (320) is circular, and the diameter length of the cross section circle of the idle cavity (320) is larger than the length of the cross section hexagon diagonal line of the second driving hexagonal cavity (310).
2. An anti-theft nut for iron towers as claimed in claim 1, wherein: the extrusion locking assembly (4) comprises a pressing piece body (41) and locking wedges (42), a first center hole is formed in the center of the pressing piece body (41), pressing blocks (411) matched with the anti-theft driving assembly (2) are arranged on the periphery of the pressing piece body (41), and the locking wedges (42) are symmetrically arranged below the pressing piece body (41).
3. An anti-theft nut for iron towers as claimed in claim 1, wherein: the hexagonal nut body (1) further comprises a conical locking surface (11) and a guide pillar (12), the conical locking surface (11) is arranged on the outer wall of the upper portion of the hexagonal nut body (1), the conical locking surface (11) is matched with the extrusion locking assembly (4), and a threaded hole (10) is formed in the hexagonal nut body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811316120.7A CN109083921B (en) | 2018-11-07 | 2018-11-07 | Antitheft nut for iron tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811316120.7A CN109083921B (en) | 2018-11-07 | 2018-11-07 | Antitheft nut for iron tower |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109083921A CN109083921A (en) | 2018-12-25 |
| CN109083921B true CN109083921B (en) | 2023-09-26 |
Family
ID=64844812
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811316120.7A Active CN109083921B (en) | 2018-11-07 | 2018-11-07 | Antitheft nut for iron tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109083921B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111457000B (en) * | 2020-04-30 | 2024-05-24 | 宁波金海仪表有限公司 | Antitheft nut |
| CN112013001B (en) * | 2020-08-21 | 2022-04-15 | 嘉兴海缙五金科技股份有限公司 | Pressing rivet nut with edge extruding groove and good fastening effect |
| CN112283233A (en) * | 2020-09-10 | 2021-01-29 | 海能达通信股份有限公司 | Nut assembly, connecting mechanism and dismounting element |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1501478A (en) * | 1965-10-14 | 1967-11-10 | Plastic building block | |
| EP0952360A1 (en) * | 1998-04-23 | 1999-10-27 | Penn Engineering & Manufacturing Corporaton | Panel fastener |
| CN2448988Y (en) * | 2000-11-28 | 2001-09-19 | 罗洪泰 | Check nut |
| CN2934714Y (en) * | 2006-08-08 | 2007-08-15 | 南京凯驰标准件有限公司 | Anti-loosen anti-theft nut assembly |
| CN201335078Y (en) * | 2008-11-28 | 2009-10-28 | 宁波南螺建通紧固件有限公司 | Anti-theft nut |
| CN101922500A (en) * | 2010-08-25 | 2010-12-22 | 华和平 | Device for preventing loosening and dismounting nuts and tool special for mounting and dismounting same |
| CN202468635U (en) * | 2012-03-26 | 2012-10-03 | 浙江海力集团有限公司 | Protective and anti-theft nut of elastic thrust knurled pin |
| CN204784083U (en) * | 2015-07-13 | 2015-11-18 | 海南钧达汽车饰件股份有限公司 | Radiator support immobilization connection press in nut |
| CN205182051U (en) * | 2015-12-08 | 2016-04-27 | 四川川力智能阀业有限公司 | Theftproof type fire hydrant is opened and close to magnetic force |
| CN106438636A (en) * | 2016-11-14 | 2017-02-22 | 杭州知加网络科技有限公司 | Anti-theft bolt |
| CN208997147U (en) * | 2018-11-07 | 2019-06-18 | 嘉兴海缙五金科技有限公司 | A kind of steel tower anti-theft nut |
-
2018
- 2018-11-07 CN CN201811316120.7A patent/CN109083921B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1501478A (en) * | 1965-10-14 | 1967-11-10 | Plastic building block | |
| EP0952360A1 (en) * | 1998-04-23 | 1999-10-27 | Penn Engineering & Manufacturing Corporaton | Panel fastener |
| CN2448988Y (en) * | 2000-11-28 | 2001-09-19 | 罗洪泰 | Check nut |
| CN2934714Y (en) * | 2006-08-08 | 2007-08-15 | 南京凯驰标准件有限公司 | Anti-loosen anti-theft nut assembly |
| CN201335078Y (en) * | 2008-11-28 | 2009-10-28 | 宁波南螺建通紧固件有限公司 | Anti-theft nut |
| CN101922500A (en) * | 2010-08-25 | 2010-12-22 | 华和平 | Device for preventing loosening and dismounting nuts and tool special for mounting and dismounting same |
| CN202468635U (en) * | 2012-03-26 | 2012-10-03 | 浙江海力集团有限公司 | Protective and anti-theft nut of elastic thrust knurled pin |
| CN204784083U (en) * | 2015-07-13 | 2015-11-18 | 海南钧达汽车饰件股份有限公司 | Radiator support immobilization connection press in nut |
| CN205182051U (en) * | 2015-12-08 | 2016-04-27 | 四川川力智能阀业有限公司 | Theftproof type fire hydrant is opened and close to magnetic force |
| CN106438636A (en) * | 2016-11-14 | 2017-02-22 | 杭州知加网络科技有限公司 | Anti-theft bolt |
| CN208997147U (en) * | 2018-11-07 | 2019-06-18 | 嘉兴海缙五金科技有限公司 | A kind of steel tower anti-theft nut |
Non-Patent Citations (1)
| Title |
|---|
| 韦中华 ; 徐国发 ; 唐月清 ; 谢伟 ; .螺母防拆卸机构的研制与应用.石油机械.2006,(第08期),53-54+71. * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109083921A (en) | 2018-12-25 |
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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 | ||
| CB02 | Change of applicant information |
Address after: 314300 Shen Jiaduo 33, Xuyou Checun, Qinshan Street, Haiyan County, Jiaxing City, Zhejiang Province Applicant after: Jiaxing Haijin Hardware Technology Co.,Ltd. Address before: 314300 Shen Jiaduo 33, Xuyou Checun, Qinshan Street, Haiyan County, Jiaxing City, Zhejiang Province Applicant before: JIAXING HAIJIN HARDWARE TECHNOLOGY Co.,Ltd. |
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| GR01 | Patent grant |