CN112763132B - Anti-theft device for pressure gauge - Google Patents
Anti-theft device for pressure gauge Download PDFInfo
- Publication number
- CN112763132B CN112763132B CN202011549319.1A CN202011549319A CN112763132B CN 112763132 B CN112763132 B CN 112763132B CN 202011549319 A CN202011549319 A CN 202011549319A CN 112763132 B CN112763132 B CN 112763132B
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- butt
- locking
- pipeline
- main body
- pressure gauge
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- 210000001503 joint Anatomy 0.000 claims abstract description 23
- 238000009434 installation Methods 0.000 claims abstract description 14
- 230000007246 mechanism Effects 0.000 claims abstract description 10
- 230000005540 biological transmission Effects 0.000 claims description 10
- 230000006978 adaptation Effects 0.000 claims description 4
- 238000005096 rolling process Methods 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000003032 molecular docking Methods 0.000 description 4
- 239000007789 gas Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
The invention discloses a pressure gauge anti-theft device, which comprises a pressure gauge main body with a connecting flange plate and a pipeline sleeve seat with a butt-joint connecting flange plate, wherein a pipeline adapting hole for adapting to a pipeline to be tested is formed in the center of the pipeline sleeve seat, a group of installation tables are formed on the outer edge surface of the pipeline sleeve seat, a flange butt-joint seat with the butt-joint connecting flange plate is formed above the installation tables, the axis of the flange butt-joint seat is consistent with the axis of the connecting flange plate, the axis of the flange butt-joint seat is mutually perpendicular to the axis of the pipeline sleeve seat, a mounting groove with a regular polygon structure is formed in the upper end face of the flange butt-joint seat, a group of locking mechanisms are arranged in the mounting groove, and a plurality of groups of bolt matching holes for fastening bolts to pass through are formed in the upper end face of the connecting flange plate. The pressure gauge anti-theft device is reasonable in structure, easy to realize butt joint installation and convenient to lock the bolt structure, so that the pressure gauge is prevented from being stolen, and wide application is recommended.
Description
Technical Field
The invention belongs to the technical field of pressure gauge theft prevention, and particularly relates to a pressure gauge theft prevention device.
Background
Pressure gauges (english names) refer to meters that measure and indicate pressures above ambient, using elastic elements as sensing elements, and are very popular in use, and they are used in almost all industrial processes and scientific research fields.
Is widely visible in the fields of heating power pipe networks, oil and gas transmission, water and gas supply systems, vehicle maintenance factories, shops and the like. In particular, in the industrial process control and technical measurement process, the mechanical pressure gauge is increasingly widely used due to the characteristics of high mechanical strength, convenient production and the like of the elastic sensitive element of the mechanical pressure gauge.
Pressure gauges are arranged on various facility equipment such as daily production management of oil fields and natural gas fields, air supply pipelines of cities, various pipeline flows in the wild, separators, heating furnaces and the like for timely recording pressure, but the risk of easy loss and theft exists, difficulty is brought to timely recording the pressure, and potential safety hazards of oil gas leakage can be caused.
Disclosure of Invention
The invention aims to provide a pressure gauge anti-theft device which is used for solving the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: a pressure gauge anti-theft device comprises a pressure gauge main body with a connecting flange plate and a pipeline sleeve seat for butt-jointing the connecting flange plate, wherein the bottom of the pressure gauge main body is provided with the connecting flange plate;
the center of the pipeline sleeve seat is provided with a pipeline adapting hole for adapting to a pipeline to be tested, the outer edge surface of the pipeline sleeve seat is provided with a group of mounting tables, a flange butt joint seat for butt joint of a flange plate is arranged above the mounting tables, the axis of the flange butt joint seat is consistent with the axis of the connecting flange plate, the axis of the flange butt joint seat is mutually perpendicular to the axis of the pipeline sleeve seat, the upper end surface of the flange butt joint seat is provided with a mounting groove with a regular polygon structure, and a group of locking mechanisms are arranged in the mounting groove;
the upper end face of the connecting flange plate is provided with a plurality of groups of bolt matching holes for the fastening bolts to pass through, the plurality of groups of bolt matching holes are formed in an annular array around the axis of the connecting flange plate, the corners of the mounting grooves are provided with thread matching cambered surfaces for adapting the fastening bolts, the locking mechanism comprises a locking plate main body rotatably arranged in the mounting grooves and a plurality of groups of limiting flanges arranged on the outer edge surface of the locking plate main body, the limiting flanges are distributed in an annular array around the axis of the locking plate main body, and one side of each limiting flange is provided with reverse locking threads opposite to the threads on the outer edge surface of the fastening bolts.
Preferably, a plurality of groups of antifriction rollers are movably connected and installed at the edge openings at the two sides of the pipeline adapting hole, the axes of the antifriction rollers are mutually perpendicular to the axes of the pipeline sleeve seat, and the antifriction rollers are distributed in an annular array around the axes of the pipeline sleeve seat at the edge openings at the two sides of the pipeline adapting hole.
Preferably, the number of the fastening bolts is adapted to the number of the edges of the mounting groove, and the number of the fastening bolts is identical to the number of the limit flanges on the outer edge surface of the locking disc main body.
Preferably, a communicating groove of the communicating pipeline adapting hole is formed in the bottom of the mounting groove, and a docking ring which is coaxial with the locking disc main body and extends into the communicating groove is formed on one side of the locking disc main body.
Preferably, the periphery of one side of the locking disc main body, which is provided with the butt joint ring, is embedded and provided with a plurality of groups of antifriction rollers, the plurality of groups of antifriction rollers are distributed in an annular array around the axis of the locking disc main body as a circle center, the upper end surface of the mounting groove is provided with a group of roller adapting grooves coaxial with the communicating groove, and the plurality of groups of antifriction rollers are in rolling fit with the roller adapting grooves.
Preferably, a pressure measuring channel for the bottom component of the pressure gauge main body to pass through is reserved on the inner edge surface of the butt joint ring.
Preferably, the locking disc main body is adjusted by a group of driving threaded shafts to rotate around the axis of the locking disc main body, the driving threaded shafts are rotatably connected with the mounting table, a bare window is formed in one side, facing the mounting position of the driving threaded shafts, of the communicating groove, the outer edge surface of the driving threaded shafts partially protrudes out of the bare window, a conical tooth transmission surface is formed at the connection position of the outer edge surface of the butt joint ring and the locking disc main body, and the conical tooth transmission surface is meshed and transmitted with the driving threaded shafts.
Preferably, the driving threaded shaft is movably connected with the mounting table through a sliding sleeve, and a recess for butting a key is formed in one end of the driving threaded shaft.
The invention has the technical effects and advantages that: according to the pressure gauge anti-theft device, due to the fact that the antifriction rollers in the pipeline adapting holes are additionally arranged, the pipeline adapting holes can conveniently move outside the matched pipeline, and convenient displacement assembly is achieved; after the pressure gauge main body is installed on the butt joint seat of the butt joint flange of the lower connecting flange, the fastening bolt passes through the bolt matching hole to be in threaded connection with the threaded matching cambered surface to realize the fastening of the connecting flange, and in order to ensure the anti-theft effect, the driving threaded shaft is required to be rotated by inserting a key into the concave of the end part of the driving threaded shaft, so that the driving threaded shaft is meshed with the conical tooth transmission surface of the locking disc main body, the locking disc main body rotates around the axis of the locking disc main body, the reverse locking thread of the limiting flange is abutted against the fastening bolt, the fastening bolt can be prevented from being reversely screwed out, and the anti-theft effect is realized.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic diagram of the present invention;
FIG. 3 is a schematic view of the structure of the pipe socket locking mechanism of the present invention;
FIG. 4 is a schematic view of the structure of the pipe socket of the present invention;
FIG. 5 is a schematic view of the locking mechanism of the present invention;
fig. 6 is an enlarged schematic view of the structure of fig. 4 a according to the present invention.
In the figure: the pressure gauge comprises a pressure gauge main body, a 101 connecting flange plate, a 2 pipeline sleeve seat, a 201 pipeline adapting hole, a 202 mounting table, 203 assembling rollers, 3 fastening bolts, 301 bolt adapting holes, 302 thread adapting cambered surfaces, 4 flange butt joint seats, 401 mounting grooves, 402 communicating grooves, 5 locking mechanisms, 6 locking disc main bodies, 601 butt joint rings, 602 pressure measuring channels, 603 conical tooth transmission surfaces, 7 limit flanges, 701 reverse locking threads, 8 antifriction rollers, 801 roller adapting grooves, 9 driving threaded shafts and 901 butt joint shaft holes.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Unless the directions indicated by the individual definitions are used, the directions of up, down, left, right, front, rear, inner and outer are all directions of up, down, left, right, front, rear, inner and outer in the drawings shown in the present invention, and are described herein together.
The invention discloses a pressure gauge anti-theft device as shown in figures 1-6, which comprises a pressure gauge main body 1 with a connecting flange plate 101 and a pipeline sleeve seat 2 for butt-connecting the flange plate 101, wherein the bottom of the pressure gauge main body is provided with the connecting flange plate 101;
the center of the pipeline sleeve seat 2 is provided with a pipeline adapting hole 201 for adapting to a pipeline to be tested, the outer edge surface of the pipeline sleeve seat 2 is provided with a group of installation tables 202, a flange butt seat 4 for butt joint with a flange plate 101 is arranged above the installation tables 202, the axle center of the flange butt seat 4 is consistent with that of the flange plate 101, the axle center of the flange butt seat 4 is mutually perpendicular to that of the pipeline sleeve seat 2, the upper end surface of the flange butt seat 4 is provided with an installation groove 401 in a regular polygon structure, and a group of locking mechanisms 5 are arranged in the installation groove 401;
the upper end face of the connection flange plate 101 is provided with a plurality of groups of bolt matching holes 301 for the fastening bolts 3 to pass through, the plurality of groups of bolt matching holes 301 are formed in an annular array around the axis of the connection flange plate 101, the corners of the mounting grooves 401 are provided with thread matching cambered surfaces 302 for adapting to the fastening bolts 3, the locking mechanism 5 comprises a locking plate main body 6 rotatably mounted in the mounting grooves 401 and a plurality of groups of limit flanges 7 arranged on the outer edge face of the locking plate main body 6, the plurality of groups of limit flanges 7 are distributed in an annular array around the axis of the locking plate main body 6, one side of each limit flange 7 is provided with reverse locking threads 701 with the thread direction opposite to the thread direction of the outer edge face of the fastening bolt 3, after the pressure gauge main body 1 is mounted on the butt joint seat 4 of the connection flange plate 101 below, the fastening bolts 3 pass through the bolt matching holes 301 and the thread matching cambered surfaces 302 in a threaded connection mode, and in order to ensure the anti-theft effect, the conical tooth transmission face 603 of the locking plate main body 6 is required to rotate around the axis of the locking plate main body 6, the reverse locking threads 3 are distributed around the axis of the locking plate main body 6, and the reverse locking threads 7 are prevented from being screwed out, and the anti-theft bolts 3 are prevented from being screwed out.
Specifically, the two side edge openings of the pipe fitting hole 201 are movably connected with a plurality of groups of antifriction rollers 203, the axes of the antifriction rollers 203 are perpendicular to the axis of the pipe socket 2, and the antifriction rollers 203 are distributed in a ring-shaped array around the axis of the pipe socket 2 at the two side edge openings of the pipe fitting hole 201, so that the installation of the antifriction rollers 203 in the pipe fitting hole 201 is facilitated, the pipe fitting hole 201 can conveniently move outside a matched pipe, and convenient displacement assembly is realized.
Specifically, the number of the fastening bolts 3 is adapted to the number of sides of the mounting groove 401, and the number of the fastening bolts 3 is identical to the number of the limit flanges 7 on the outer edge surface of the locking disc main body 6.
Specifically, a communicating groove 402 of the communicating pipe adapting hole 201 is formed at the bottom of the mounting groove 401, and a docking ring 601 coaxial with the locking disc main body 6 and extending into the communicating groove 402 is configured at one side of the locking disc main body 6.
Specifically, the locking disc main body 6 is configured with a plurality of groups of antifriction rollers 8 embedded and installed on the periphery of one side of the docking ring 601, the plurality of groups of antifriction rollers 8 are distributed in an annular array around the axis of the locking disc main body 6 as a circle center, a group of roller adaptation grooves 801 coaxial with the communication grooves 402 are formed in the upper end face of the mounting groove 401, and the plurality of groups of antifriction rollers 8 are in rolling fit with the roller adaptation grooves 801.
Specifically, the inner edge surface of the docking ring 601 is reserved with a pressure measuring channel 602 for the bottom component of the pressure gauge main body 1 to pass through.
Specifically, the locking disc main body 6 is adjusted by a group of driving threaded shafts 9 to rotate around the axle center of the locking disc main body 6, the driving threaded shafts 9 are rotatably connected with the mounting table 202, a bare window is formed in one side, facing the mounting position of the driving threaded shafts 9, of the communicating groove 402, the outer edge surface part of the driving threaded shafts 9 protrudes out of the bare window, a conical tooth transmission surface 603 is formed at the connection position of the outer edge surface of the abutting ring 601 and the locking disc main body 6, and the conical tooth transmission surface 603 is in meshed transmission with the driving threaded shafts 9.
Specifically, the driving threaded shaft 9 is movably connected with the mounting table 202 through a sliding sleeve, one end of the driving threaded shaft 9 is provided with a recess for butting against a key, and in specific implementation, the key structure adapted to the driving threaded shaft 9 is configured according to requirements.
The operating principle, this manometer anti-theft device, only need to cover pipeline sleeve seat 2 before the pipeline of cooperation erects the periphery of pipeline, and slide to the position that needs install manometer main part 1 additional, install manometer main part 1 in pipeline sleeve seat 2 top, and make behind the installation position of manometer main part 1's the butt joint pipeline that awaits measuring, install fastening bolt 3 in the bolt fit hole 301, and make the screw thread of fastening bolt 3 outer fringe face and the screw thread fit cambered surface 302 threaded connection of flange butt joint seat 4 corner, with the sunken of key butt drive screw shaft 9 tip, rotatory key drives drive screw shaft 9 rotation, make locking disk main part 6 appear the angle deflection under the state of drive screw shaft 9 meshing conical tooth driving surface 603, until the reverse locking screw 701 butt joint fastening bolt 3's of limit flange 7 external screw thread realizes reverse spacing, thereby prevent fastening bolt 3 from being by reverse unscrewing and realize the theftproof of manometer main part 1.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present invention, and although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present invention.
Claims (5)
1. A pressure gauge anti-theft device comprises a pressure gauge main body (1) with a connecting flange plate (101) at the bottom and a pipeline sleeve seat (2) for butt-jointing the connecting flange plate (101);
the method is characterized in that: the center of the pipeline sleeve seat (2) is provided with a pipeline adapting hole (201) for adapting to a pipeline to be tested, the outer edge surface of the pipeline sleeve seat (2) is provided with a group of installation tables (202), a flange butt seat (4) for butt-jointing the flange plate (101) is arranged above the installation tables (202), the axle center of the flange butt seat (4) is consistent with the axle center of the connecting flange plate (101), the axle center of the flange butt seat (4) is mutually perpendicular to the axle center of the pipeline sleeve seat (2), the upper end surface of the flange butt seat (4) is provided with an installation groove (401) with a regular polygon structure, and a group of locking mechanisms (5) are arranged in the installation groove (401);
the upper end face of the connecting flange plate (101) is provided with a plurality of groups of bolt matching holes (301) for the fastening bolts (3) to pass through, the plurality of groups of bolt matching holes (301) are formed in an annular array around the axis of the connecting flange plate (101), the corners of the mounting groove (401) are provided with screw matching cambered surfaces (302) for adapting the fastening bolts (3), the locking mechanism (5) comprises a locking plate main body (6) rotatably arranged in the mounting groove (401) and a plurality of groups of limiting flanges (7) arranged on the outer edge surface of the locking plate main body (6), the plurality of groups of limiting flanges (7) are distributed in an annular array around the axis of the locking plate main body (6), one side of each limiting flange (7) is provided with reverse locking threads (701) with the direction opposite to the screw direction of the outer edge surface of the fastening bolts (3), the locking plate main body (6) is adjusted to rotate around the axis of the locking plate main body (6) by a group of driving threaded shafts (9), the driving threaded shafts (9) are rotatably connected with the mounting table (202), the bottom of the mounting groove (401) is provided with a plurality of limiting flanges (7) which are matched with the connecting pipe (201) and are communicated with the connecting groove (402) of the connecting plate main body (6) and the connecting plate (6), the utility model discloses a locking disc, including drive screw shaft (9) mounted position, connecting groove (402) are connected in the outer fringe face of drive screw shaft (9), and drive screw shaft (9) outside the part stretches out exposed window, butt joint ring (601) outer fringe face and locking disc main part (6) hookup location structure have toper tooth driving surface (603), toper tooth driving surface (603) and drive screw shaft (9) meshing transmission, drive screw shaft (9) pass through sliding sleeve swing joint with mount table (202), and the concave part of butt joint key has been seted up to one end of drive screw shaft (9), and toper tooth driving surface (603) of rotatory locking disc main part (6) for locking disc main part (6) are rotatory around the axle center of locking disc main part (6), and reverse locking screw thread (701) butt fastening bolt (3) of limit flange (7) prevent fastening bolt (3) by reverse unscrewing.
2. The pressure gauge anti-theft device of claim 1, wherein: the anti-friction roller is characterized in that multiple groups of anti-friction rollers (203) are movably connected and installed at the edge openings of two sides of the pipeline adapting hole (201), the axes of the anti-friction rollers (203) are perpendicular to the axis of the pipeline sleeve seat (2), and the anti-friction rollers (203) are distributed in an annular array around the axis of the pipeline sleeve seat (2) at the edge openings of two sides of the pipeline adapting hole (201).
3. The pressure gauge anti-theft device of claim 1, wherein: the number of the fastening bolts (3) is adapted to the number of edges of the mounting groove (401), and the number of the fastening bolts (3) is consistent with the number of the limit flanges (7) on the outer edge surface of the locking disc main body (6).
4. A pressure gauge anti-theft device, according to claim 3, characterized in that: the anti-friction locking disc is characterized in that a plurality of groups of anti-friction rollers (8) are embedded and installed on the periphery of one side of a butt joint ring (601) of the locking disc body (6), the anti-friction rollers (8) are distributed in an annular array around the axis of the locking disc body (6) as the center of a circle, a group of roller adaptation grooves (801) coaxial with the communication grooves (402) are formed in the upper end face of the installation groove (401), and the anti-friction rollers (8) are in rolling fit with the roller adaptation grooves (801).
5. The pressure gauge anti-theft device of claim 4, wherein: the inner edge surface of the butt joint ring (601) is reserved with a pressure measuring channel (602) for the bottom component of the pressure gauge main body (1) to pass through.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011549319.1A CN112763132B (en) | 2020-12-23 | 2020-12-23 | Anti-theft device for pressure gauge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011549319.1A CN112763132B (en) | 2020-12-23 | 2020-12-23 | Anti-theft device for pressure gauge |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112763132A CN112763132A (en) | 2021-05-07 |
| CN112763132B true CN112763132B (en) | 2023-12-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011549319.1A Active CN112763132B (en) | 2020-12-23 | 2020-12-23 | Anti-theft device for pressure gauge |
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| CN (1) | CN112763132B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115263223B (en) * | 2022-08-04 | 2024-09-27 | 万军 | Petroleum wellhead instrument anti-theft device |
| CN115790956A (en) * | 2022-10-25 | 2023-03-14 | 呼伦贝尔安泰热电有限责任公司扎兰屯热电厂 | Pressure gauge fixing device |
Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR877807A (en) * | 1941-02-11 | 1943-01-04 | Anti-theft lock for cycles, mopeds or motorcycles | |
| DE2704461A1 (en) * | 1977-02-03 | 1978-08-10 | Hans Heinlein | CLOSING CAP WITH GENUINE SECURITY |
| JP3019052U (en) * | 1995-06-06 | 1995-12-05 | 昭明 劉 | Anti-theft lock for automobile |
| DE20021090U1 (en) * | 2000-12-13 | 2001-06-07 | Block, Hubert K., 51702 Bergneustadt | Screw elements with self-locking thread |
| CN1352734A (en) * | 1999-06-22 | 2002-06-05 | 永久技术股份有限公司 | Locking nut, bolt and clip systems and assembles |
| EP1517050A1 (en) * | 2003-09-22 | 2005-03-23 | HILTI Aktiengesellschaft | Self-locking threaded element |
| JP2007187215A (en) * | 2006-01-12 | 2007-07-26 | Mitsubishi Heavy Ind Ltd | Looseness preventive member of bolt and nut, safety bolt nut device and installation method |
| CN201166596Y (en) * | 2008-02-15 | 2008-12-17 | 孙胜凯 | Anti-theft device for manometer |
| DE202008015523U1 (en) * | 2008-11-22 | 2010-04-22 | Pflitsch Gmbh & Co. Kg | screw |
| SK500102012U1 (en) * | 2011-12-22 | 2012-11-05 | Morgaw Group S.R.O. | Arrangement for fastening seat |
| CN204255565U (en) * | 2014-11-24 | 2015-04-08 | 中国石油天然气股份有限公司 | Anti-theft device for pressure gauge |
| TW201604364A (en) * | 2014-07-21 | 2016-02-01 | Hong-Wei Zhang | Locking type screw anti-theft method |
| WO2016101378A1 (en) * | 2014-12-23 | 2016-06-30 | 深圳市京田精密科技有限公司 | Grinding machine protection cover capable of being fast dismounted |
| CN205578477U (en) * | 2016-03-23 | 2016-09-14 | 苏州高新区镇湖五金厂 | Locking nut that moves back of preventing burglary safely |
| JP3213238U (en) * | 2017-08-15 | 2017-10-26 | コア ボルト カンパニー リミテッド | Bolt structure with built-in locking device |
| CN109870208A (en) * | 2017-12-01 | 2019-06-11 | 西安兰鑫工业自动化工程有限公司 | A kind of antitheft petroleum instrument |
| CN110011611A (en) * | 2019-05-06 | 2019-07-12 | 国网上海市电力公司 | A kind of anti-theft side pressure lock bolt for solar photovoltaic panel bracket and using method thereof |
-
2020
- 2020-12-23 CN CN202011549319.1A patent/CN112763132B/en active Active
Patent Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR877807A (en) * | 1941-02-11 | 1943-01-04 | Anti-theft lock for cycles, mopeds or motorcycles | |
| DE2704461A1 (en) * | 1977-02-03 | 1978-08-10 | Hans Heinlein | CLOSING CAP WITH GENUINE SECURITY |
| JP3019052U (en) * | 1995-06-06 | 1995-12-05 | 昭明 劉 | Anti-theft lock for automobile |
| CN1352734A (en) * | 1999-06-22 | 2002-06-05 | 永久技术股份有限公司 | Locking nut, bolt and clip systems and assembles |
| DE20021090U1 (en) * | 2000-12-13 | 2001-06-07 | Block, Hubert K., 51702 Bergneustadt | Screw elements with self-locking thread |
| EP1517050A1 (en) * | 2003-09-22 | 2005-03-23 | HILTI Aktiengesellschaft | Self-locking threaded element |
| JP2007187215A (en) * | 2006-01-12 | 2007-07-26 | Mitsubishi Heavy Ind Ltd | Looseness preventive member of bolt and nut, safety bolt nut device and installation method |
| CN201166596Y (en) * | 2008-02-15 | 2008-12-17 | 孙胜凯 | Anti-theft device for manometer |
| DE202008015523U1 (en) * | 2008-11-22 | 2010-04-22 | Pflitsch Gmbh & Co. Kg | screw |
| SK500102012U1 (en) * | 2011-12-22 | 2012-11-05 | Morgaw Group S.R.O. | Arrangement for fastening seat |
| TW201604364A (en) * | 2014-07-21 | 2016-02-01 | Hong-Wei Zhang | Locking type screw anti-theft method |
| CN204255565U (en) * | 2014-11-24 | 2015-04-08 | 中国石油天然气股份有限公司 | Anti-theft device for pressure gauge |
| WO2016101378A1 (en) * | 2014-12-23 | 2016-06-30 | 深圳市京田精密科技有限公司 | Grinding machine protection cover capable of being fast dismounted |
| CN205578477U (en) * | 2016-03-23 | 2016-09-14 | 苏州高新区镇湖五金厂 | Locking nut that moves back of preventing burglary safely |
| JP3213238U (en) * | 2017-08-15 | 2017-10-26 | コア ボルト カンパニー リミテッド | Bolt structure with built-in locking device |
| CN109870208A (en) * | 2017-12-01 | 2019-06-11 | 西安兰鑫工业自动化工程有限公司 | A kind of antitheft petroleum instrument |
| CN110011611A (en) * | 2019-05-06 | 2019-07-12 | 国网上海市电力公司 | A kind of anti-theft side pressure lock bolt for solar photovoltaic panel bracket and using method thereof |
Non-Patent Citations (3)
| Title |
|---|
| A New Type Device of Thread Locking Connection of Pillar flat vulcanizing machine;Ma, L 等;《ADVANCED POLYMER PROCESSING》;第211-215页 * |
| 手拉葫芦式直齿自锁浇包;丁衍德;中国铸造装备与技术(第05期);第25-26页 * |
| 采油井口多功能防盗箱;侯琼, 张小亮;石油机械(第08期);第48-49页 * |
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| Publication number | Publication date |
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| CN112763132A (en) | 2021-05-07 |
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