CN108506316B - Antitheft nut capable of being monitored remotely - Google Patents
Antitheft nut capable of being monitored remotely Download PDFInfo
- Publication number
- CN108506316B CN108506316B CN201810590400.0A CN201810590400A CN108506316B CN 108506316 B CN108506316 B CN 108506316B CN 201810590400 A CN201810590400 A CN 201810590400A CN 108506316 B CN108506316 B CN 108506316B
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- nut
- hole
- protective sleeve
- diameter
- annular
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- 230000001681 protective effect Effects 0.000 claims abstract description 40
- 238000012544 monitoring process Methods 0.000 claims abstract description 5
- 238000004321 preservation Methods 0.000 claims 1
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 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
- F16B37/00—Nuts or like thread-engaging members
-
- 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
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Burglar Alarm Systems (AREA)
Abstract
The invention discloses an antitheft nut capable of being monitored remotely, which comprises a nut main body, a protective sleeve, an annular limiting groove, a limiting column, a pressure sensing device and a baffle plate, wherein a threaded hole is formed in the axis of the nut main body, the nut main body consists of an upper nut body positioned at the upper part and a lower nut body positioned at the lower part, the upper nut body is hexagonal, the lower nut body is cylindrical, the diameter of a circumcircle of the upper nut body is smaller than or equal to that of the lower nut body, a circle of annular limiting groove is formed in the side wall of the lower nut body, the protective sleeve is a sleeve-shaped body with a closed upper end and an opening at the lower end, the protective sleeve is sleeved on the nut main body, and a plurality of through holes corresponding to the annular limiting groove in position are formed in the side wall of the protective sleeve. According to the invention, the pressure sensing device, the main spring and the baffle are matched, so that the baffle can be abutted against the nut or the screw matched with the nut after the nut is completely installed, and the position change of the protective sleeve is monitored in real time, so that the purpose of monitoring whether the nut is loosened 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 is difficult to disassemble by using a common tool, but can be damaged by strong external force, and huge loss is easy to cause if the existing anti-theft nut cannot be found in time.
[ invention ]
The invention aims to solve the problems in the prior art, and provides a remotely-monitorable anti-theft nut which can be remotely monitored and can be found by a person who performs remote monitoring when being dismantled.
In order to achieve the above purpose, the invention provides a theft-proof nut capable of being monitored remotely, which comprises a nut main body, a protective sleeve, an annular limiting groove, a limiting column, a pressure sensing device and a baffle plate, wherein a threaded hole is formed in the axis of the nut main body, the nut main body consists of an upper nut body positioned at the upper part and a lower nut body positioned at the lower part, the upper nut body is hexagonal, the lower nut body is cylindrical, the diameter of the circumcircle of the upper nut body is smaller than or equal to the diameter of the lower nut body, a circle of annular limiting groove is formed in the side wall of the lower nut body, the protective sleeve is a sleeve-shaped body with a sealed upper end at the opening of the lower end, the protective sleeve is sleeved on the nut main body, a plurality of through holes corresponding to the annular limiting grooves are formed in the side wall of the protective sleeve, the limiting column capable of moving along the through holes is inserted in the limiting column, the end of the limiting column can be inserted into the annular limiting groove, the pressure sensing device with a signal transmitting function is fixed on the inner top wall of the protective sleeve, a main spring is arranged at the bottom of the pressure sensing device, and the baffle plate is horizontally arranged right above the nut main body.
Preferably, the depth direction of the annular limiting groove is perpendicular to the axis of the nut body, the through hole is horizontally arranged, and the through hole points to the axis of the nut body.
Preferably, the inner diameter of the protective sleeve is slightly larger than the outer diameter of the lower nut body, and the length of the limiting column is larger than the sum of the depth of the annular limiting groove and the width of the gap between the protective sleeve and the lower nut body.
Preferably, the protection sleeve is provided with a plurality of auxiliary holes which are in one-to-one correspondence with the through holes and extend upwards vertically from the bottom of the side wall of the protection sleeve, the auxiliary holes penetrate through the through holes, the shortest distance between the auxiliary holes and the bottom of the annular limiting groove is larger than the length of the limiting column, the top of each auxiliary hole is provided with an auxiliary spring, the bottom of each auxiliary spring is fixed with an auxiliary plate, and the auxiliary plates intercept the through holes when the limiting column is pulled out.
Preferably, the protective sleeve is provided with a cylindrical jacking column, the cross sections of the limiting column and the through hole are circular, clearance fit is formed between the limiting column and the through hole, the diameter of the jacking column is smaller than that of the limiting column, and the diameter of the limiting column is smaller than the width of the annular limiting groove.
Preferably, the pressure sensing device is provided with a charging module, the protective sleeve is provided with a charging hole corresponding to a charging port of the charging module, and the charging hole is inserted with a removable protective plug.
Preferably, the baffle plate is disc-shaped, and the diameter of the baffle plate is larger than the inner diameter of the threaded hole.
The invention has the beneficial effects that: according to the invention, the pressure sensing device, the main spring and the baffle are matched, so that the baffle can be abutted against the nut or the screw matched with the nut after the nut is completely installed, and the position change of the protective sleeve is monitored in real time, so that the purpose of monitoring whether the nut is loosened is achieved; the protection sleeve is matched with the annular limiting groove and the limiting column, so that the nut main body can be effectively protected and is not easy to be stolen.
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 remotely monitorable anti-theft nut of the present invention.
In the figure: the nut comprises a 1-nut main body, a 2-protective sleeve, a 3-pressure sensing device, a 10-threaded hole, an 11-upper nut body, a 12-lower nut body, a 15-annular limiting groove, a 20-through hole, a 21-limiting column, a 22-jacking column, a 25-auxiliary hole, a 26-auxiliary spring, a 27-auxiliary plate, a 31-main spring, a 32-baffle plate, a 35-charging module, a 36-charging hole and a 37-protective plug.
[ detailed description ] of the invention
Referring to fig. 1, the invention relates to a remotely monitorable anti-theft nut, which comprises a nut main body 1, a protective sleeve 2, an annular limit groove 15, a limit post 21, a pressure sensing device 3 and a baffle 32, wherein a threaded hole 10 is arranged on the axis of the nut main body 1, the nut main body 1 consists of an upper nut body 11 positioned at the upper part and a lower nut body 12 positioned at the lower part, the upper nut body 11 is hexagonal, the lower nut body 12 is cylindrical, the diameter of the circumcircle of the upper nut body 11 is smaller than or equal to the diameter of the lower nut body 12, a circle of annular limit groove 15 is arranged on the side wall of the lower nut body 12, the protective sleeve 2 is a sleeve-shaped body with a closed lower end opening and upper end, the protective sleeve 2 is sleeved on the nut main body 1, a plurality of through holes 20 which are positioned corresponding to the annular limit groove 15 are arranged on the side wall of the protective sleeve 2, the limit post 21 which can move along the through holes 20 is inserted on the through holes 20, the end of the limit post 21 can be inserted into the annular limit groove 15, the pressure sensing device 3 with a signal sending function is fixed on the inner top wall of the protective sleeve 2, a main spring 31 is arranged at the bottom of the pressure sensing device 3, a baffle 32 which is horizontally arranged is arranged at the bottom of the main spring 31, the baffle 32 is positioned right above the nut main body 1, the depth direction of the annular limit groove 15 is vertical to the axis of the nut main body 1, the through hole 20 is horizontally arranged, the through hole 20 points to the axis of the nut main body 1, the inner diameter of the protective sleeve 2 is slightly larger than the outer diameter of the lower nut body 12, the length of the limit post 21 is larger than the sum of the depth of the annular limit groove 15 and the gap width between the protective sleeve 2 and the lower nut body 12, a plurality of auxiliary holes 25 which are in one-to-one correspondence with the through holes 20 and vertically upwards extend from the bottom of the side wall of the protective sleeve 2 are arranged on the protective sleeve 2, the auxiliary holes 25 penetrate through the through hole 20, the shortest distance between the auxiliary hole 25 and the bottom of the annular limiting groove 15 is greater than the length of the limiting column 21, an auxiliary spring 26 is arranged at the top of the auxiliary hole 25, an auxiliary plate 27 is fixed at the bottom of the auxiliary spring 26, the auxiliary plate 27 cuts off the through hole 20 when the limiting column 21 is in a pulled-out state, the protective sleeve 2 is provided with a cylindrical jacking column 22, the cross sections of the limiting column 21 and the through hole 20 are all circular, clearance fit is formed between the limiting column 21 and the through hole 20, the diameter of the jacking column 22 is smaller than that of the limiting column 21, the diameter of the limiting column 21 is smaller than the width of the annular limiting groove 15, a charging module 35 is arranged on the pressure sensing device 3, a charging hole 36 corresponding to a charging opening of the charging module 35 is arranged on the protective sleeve 2, a protective plug 37 which can be pulled out is inserted on the charging hole 36, the baffle 32 is disc-shaped, and the diameter of the baffle 32 is greater than the inner diameter of the threaded hole 10.
The working process of the invention comprises the following steps:
in the working process of the antitheft nut capable of being monitored remotely, the pressure sensing device 3, the main spring 31 and the baffle 32 are matched, so that the baffle can be abutted against the nut or the screw matched with the nut after the nut is completely installed, and the position change of the protective sleeve 2 is monitored in real time, thereby achieving the purpose of monitoring whether the nut is loosened; the protection sleeve 2 is matched with the annular limiting groove 15 and the limiting column 21, so that the nut main body 1 can be effectively protected and is not easy to be stolen.
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 (4)
1. But remote monitoring's theftproof nut, its characterized in that: comprises a nut main body (1), a protective sleeve (2), an annular limiting groove (15), a limiting column (21), a pressure sensing device (3) and a baffle (32), wherein a threaded hole (10) is formed in the axis of the nut main body (1), the nut main body (1) consists of an upper nut body (11) positioned at the upper part and a lower nut body (12) positioned at the lower part, the upper nut body (11) is hexagonal, the lower nut body (12) is cylindrical, the diameter of a circumcircle of the upper nut body (11) is smaller than or equal to the diameter of the lower nut body (12), a circle of annular limiting groove (15) is formed in the side wall of the lower nut body (12), the protective sleeve (2) is a sleeve-shaped body with a closed upper end opening, the protective sleeve (2) is sleeved on the nut main body (1), a plurality of through holes (20) with positions corresponding to the annular limiting groove (15) are formed in the side wall of the protective sleeve (2), the limiting column (21) capable of moving along the through holes (20) are inserted, the tail end of the limiting column (21) can be inserted into the annular limiting groove (15), the pressure sensing device (31) is arranged at the bottom of the protective sleeve (3) and has a signal sensing device (31), baffle (32) are located directly over nut main part (1), the depth direction of annular spacing groove (15) is perpendicular with the axis of nut main part (1), and through-hole (20) level sets up, and the axis of through-hole (20) directional nut main part (1), protective sheath (2) internal diameter slightly is greater than the external diameter of lower nut body (12), and the length of spacing post (21) is greater than the sum of the degree of depth of annular spacing groove (15) and protective sheath (2) and the width of lower nut body (12) clearance, be equipped with a plurality of auxiliary hole (25) that extend vertically upwards with through-hole (20) one-to-one and self preservation cover (2) lateral wall bottom on protective sheath (2), auxiliary hole (25) pass through-hole (20), and the shortest distance of auxiliary hole (25) and annular spacing groove (15) tank bottom is greater than the length of spacing post (21), and auxiliary spring (26) bottom is fixed with auxiliary plate (27), and auxiliary plate (27) cut off through-hole (20) under auxiliary spring (26) the state.
2. A remotely monitorable anti-theft nut according to claim 1 and wherein: the protective sleeve (2) is provided with a cylindrical jacking column (22), the cross sections of the limiting column (21) and the through hole (20) are round, clearance fit is formed between the limiting column (21) and the through hole (20), the diameter of the jacking column (22) is smaller than that of the limiting column (21), and the diameter of the limiting column (21) is smaller than that of the annular limiting groove (15).
3. A remotely monitorable anti-theft nut according to claim 1 and wherein: the pressure sensing device (3) is provided with a charging module (35), the protective sleeve (2) is provided with a charging hole (36) corresponding to a charging port of the charging module (35), and a protective plug (37) capable of being pulled out is inserted into the charging hole (36).
4. A remotely monitorable anti-theft nut according to claim 1 and wherein: the baffle plate (32) is disc-shaped, and the diameter of the baffle plate (32) is larger than the inner diameter of the threaded hole (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810590400.0A CN108506316B (en) | 2018-06-09 | 2018-06-09 | Antitheft nut capable of being monitored remotely |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810590400.0A CN108506316B (en) | 2018-06-09 | 2018-06-09 | Antitheft nut capable of being monitored remotely |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108506316A CN108506316A (en) | 2018-09-07 |
| CN108506316B true CN108506316B (en) | 2023-04-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810590400.0A Active CN108506316B (en) | 2018-06-09 | 2018-06-09 | Antitheft nut capable of being monitored remotely |
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| Country | Link |
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| CN (1) | CN108506316B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109268374A (en) * | 2018-11-20 | 2019-01-25 | 单元铁塔（北京）科技股份有限公司 | A kind of foundation bolt protective device |
| CN110425214B (en) * | 2019-08-23 | 2021-06-04 | 海盐尚科五金有限公司 | Anti-theft bolt with anti-theft sleeve |
| CN112196882B (en) * | 2020-10-31 | 2022-05-27 | 厦门磊峰五金弹簧有限公司 | Nut with anti-theft function and use method thereof |
| CN113882745B (en) * | 2021-11-13 | 2023-01-20 | 国网新疆电力有限公司吐鲁番供电公司 | High-voltage iron tower device for power transmission line |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004045130A (en) * | 2002-07-10 | 2004-02-12 | Babcock Hitachi Kk | Stud bolt screw guard and guide pin |
| CN107091267A (en) * | 2017-06-24 | 2017-08-25 | 来小弟 | A kind of anti-theft bolt group independently alarmed |
| CN107269669A (en) * | 2017-07-27 | 2017-10-20 | 海盐东盛紧固件制造有限公司 | A kind of anti-theft bolt group for being difficult to remove |
| 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 |
| CN107420411A (en) * | 2017-06-24 | 2017-12-01 | 来小弟 | A kind of anti-theft bolt alarmed |
-
2018
- 2018-06-09 CN CN201810590400.0A patent/CN108506316B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004045130A (en) * | 2002-07-10 | 2004-02-12 | Babcock Hitachi Kk | Stud bolt screw guard and guide pin |
| CN107091267A (en) * | 2017-06-24 | 2017-08-25 | 来小弟 | A kind of anti-theft bolt group independently alarmed |
| CN107420411A (en) * | 2017-06-24 | 2017-12-01 | 来小弟 | A kind of anti-theft bolt alarmed |
| CN107269669A (en) * | 2017-07-27 | 2017-10-20 | 海盐东盛紧固件制造有限公司 | A kind of anti-theft bolt group for being difficult to remove |
| 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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| Publication number | Publication date |
|---|---|
| CN108506316A (en) | 2018-09-07 |
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Application publication date: 20180907 Assignee: Jiaxing Faswan Import and Export Co.,Ltd. Assignor: HAIYAN WEISHI STANDARD PARTS CO.,LTD. Contract record no.: X2024330000109 Denomination of invention: A remotely monitored anti-theft nut Granted publication date: 20230425 License type: Common License Record date: 20240611 |