CN112855731A - Magnetic control sliding type anti-loosening bolt - Google Patents
Magnetic control sliding type anti-loosening bolt Download PDFInfo
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- CN112855731A CN112855731A CN202110075484.6A CN202110075484A CN112855731A CN 112855731 A CN112855731 A CN 112855731A CN 202110075484 A CN202110075484 A CN 202110075484A CN 112855731 A CN112855731 A CN 112855731A
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 128
- 229910052742 iron Inorganic materials 0.000 claims abstract description 64
- 238000001125 extrusion Methods 0.000 claims abstract description 40
- 238000009434 installation Methods 0.000 claims abstract description 23
- 230000007246 mechanism Effects 0.000 claims abstract description 18
- 238000007885 magnetic separation Methods 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 7
- 238000005192 partition Methods 0.000 claims description 6
- 230000001105 regulatory effect Effects 0.000 claims description 6
- 230000001276 controlling effect Effects 0.000 claims description 3
- 239000012634 fragment Substances 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B39/00—Locking of screws, bolts or nuts
- F16B39/22—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening
- F16B39/28—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening by special members on, or shape of, the nut or bolt
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- 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
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The invention relates to the technical field of hardware connecting pieces, in particular to a magnetic control sliding type anti-loosening bolt which comprises an installation screw rod and an assembly nut sleeved on the outer side of the installation screw rod in a threaded manner. According to the magnetic control sliding type anti-loosening bolt, the inner thread annular mounting groove with the inclined adjusting chute is formed in the upper surface of the assembling nut, the inner adjusting block connected with the iron extrusion spring is slidably mounted inside the inclined adjusting chute, and the elastic overturning limiting block outside the inner adjusting block is turned and clamped into the lateral limiting groove to complete fixing and limiting between the assembling nut and the installing screw rod, so that the anti-loosening performance of the whole bolt is greatly improved; the installation screw rod outside sets up a plurality of locking loose mechanisms to adopt built-in structure overall arrangement, make security, durability promote greatly.
Description
Technical Field
The invention relates to the technical field of hardware connecting pieces, in particular to a magnetic control sliding type anti-loosening bolt.
Background
Bolt: mechanical parts, cylindrical threaded fasteners fitted with nuts. A fastener consisting of a head part and a screw (a cylinder with external threads) needs to be matched with a nut and is used for fastening and connecting two parts with through holes. This form of connection is known as a bolted connection. If the nut is unscrewed from the bolt, the two parts can be separated, so that the bolt connection belongs to detachable connection.
According to the stress mode of connection: both plain and reamed. According to the shape of the head: hexagonal, round, square, countersunk, etc. With a hex head being the most common. A countersunk head is typically used where attachment is desired.
Bolts are scarce in daily life and in industrial production and manufacture, and are also called industrial rice. It can be seen that the bolt has wide application. The application range of the bolt is as follows: electronic products, mechanical products, digital products, electrical equipment and electromechanical products. The bolt is also useful in ships, vehicles, hydraulic engineering, and even chemical experiments. Bolts are available in many places. Particularly precision bolts used on digital products. Micro bolts used for DVDs, cameras, glasses, clocks, electronics, and the like; bolts for televisions, electric appliances, musical instruments, furniture, etc.; large bolts and nuts are used for engineering, buildings and bridges; transportation equipment, airplanes, electric cars, automobiles, and the like are used with large and small bolts. Bolts have an important task in industry, and as long as there is industry on earth, the function of bolts is of permanent importance.
Bolt simple structure on the present market, functional very single, it is limited to prevent taking off the performance after the assembly is accomplished, has consequently appeared a series of locking bolts that take off on the market, for example the application number is: 201921999368.8, the locking looseness of its post-assembling that can promote greatly of this kind of bolt, but because it is mainly to accomplish spacingly through one-way elasticity extrusion, because stop gear exposes moreover, lead to the locking performance of taking off still not enough, life is not long, simultaneously because the structure is fixed, can't dismantle, lead to later stage cost of maintenance low.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: in order to solve the problems existing in the background technology, an improved magnetic control sliding type anti-loosening bolt is provided, and the problems that bolts on the market are simple in structure, very single in functionality and poor in anti-loosening performance, and the limiting mechanisms of some anti-loosening bolts are short in service life, fixed in structure and incapable of being disassembled, so that later-stage maintenance cost is low are solved.
The technical scheme adopted by the invention for solving the technical problems is as follows: a magnetic control sliding type anti-loosening bolt comprises a mounting screw and a mounting nut, wherein the mounting nut is sleeved outside the mounting screw in a threaded manner, an internal thread annular mounting groove is formed in the upper surface of the mounting nut, a plurality of inclined adjusting sliding grooves are formed in the inner bottom surface of the internal thread annular mounting groove, an internal adjusting block and an iron extrusion spring for controlling the internal adjusting block are slidably mounted in the inclined adjusting sliding grooves, a lateral limiting groove is formed in the outer side surface of the mounting screw, an annular external thread mounting sealing cover is connected to the internal thread annular mounting groove in a threaded manner, a lateral telescopic limiting opening which is close to the inclined adjusting sliding groove is formed in the inner arc surface of the mounting nut, the inclined adjusting sliding groove is far away from the lateral telescopic limiting opening and is provided with an integral internal mounting seat, and an internal mounting slot is formed in the internal mounting seat, the lateral surface of the inner adjusting block is provided with a lateral accommodating groove internally provided with an elastic overturning limiting block, the lateral surface of the assembling nut is provided with a lateral control groove communicated with the inner mounting slot, and a detachable magnetic separation assembling mechanism is inserted in the lateral control groove.
Iron extrusion spring medial extremity have the inside iron linking bridge of type of falling L structure, iron extrusion spring outside end the outside iron linking bridge of type of L structure has, the inboard outer wall of inside regulating block on offer with outside iron linking bridge matched with externally mounted slot, iron extrusion spring insert internally mounted slot and interior assembly seat be assembled between/be connected between through inside iron linking bridge, iron extrusion spring insert externally mounted slot and inside regulating block be assembled between/be connected between through outside iron linking bridge.
The detachable magnetic separation assembling mechanism comprises an external mounting box arranged in the lateral control groove, an internal partition plate fixed in the middle of the internal mounting box, a permanent magnet control block arranged on one side of the internal partition plate and a lateral closing plate movably arranged in a lateral opening of the external mounting box.
The lateral surface of the external mounting box is positioned at two ends of the lateral closed plate and is provided with lateral control grooves, and the lateral surface of the assembling nut is positioned at an external opening position of the lateral control grooves and is provided with an external control groove matched with the lateral control grooves.
The elasticity upset stopper include through side direction pivot movable mounting accomodate the inside upset stopper of recess and install the inside extrusion shell fragment of U style of calligraphy structure on the inboard outer wall of upset stopper in the side direction, the side direction accomodate the recess inside wall and the inboard outer wall of upset stopper on the symmetry offer the internally mounted slot that is used for installing inside extrusion shell fragment.
The size of the internal iron connecting support is the same as that of the external iron connecting support, and the angles of the internal iron connecting support and the external iron connecting support are opposite.
And a lateral control slot matched with the internal iron connecting bracket is formed in the outer side surface of the external mounting box.
The invention has the beneficial effects that:
(1) according to the magnetic control sliding type anti-loosening bolt, the inner thread annular mounting groove with the inclined adjusting chute is formed in the upper surface of the assembling nut, the inner adjusting block connected with the iron extrusion spring is slidably mounted inside the inclined adjusting chute, and the elastic overturning limiting block outside the inner adjusting block is turned and clamped into the lateral limiting groove to complete fixing and limiting between the assembling nut and the installing screw rod, so that the anti-loosening performance of the whole bolt is greatly improved;
(2) the inclined adjusting sliding groove is arranged in the assembling nut in an inclined layout, so that the utilization rate of the inner space of the assembling nut is greatly improved, meanwhile, the length of the elastic extrusion mechanism can be increased, and the inner elastic extrusion force is enhanced;
(3) the iron extrusion spring controls the internal adjusting block to be elastically connected with the internal assembly seat through iron connecting supports on two sides, and the annular external thread assembly sealing cover is installed in the internal thread annular installation groove in a threaded mode to install the internal adjusting block, so that the internal elastic anti-loosening device is more convenient to assemble and disassemble, and the later-stage use cost is reduced;
(4) a lateral control groove with a built-in detachable magnetic separation assembly mechanism is formed in the outer side surface of the assembly nut, and the lateral control groove and the iron connecting bracket are inserted into the lateral control groove to control the iron extrusion spring to shrink through magnetic conduction, so that the separation of the anti-loosening mechanism and the lateral limiting groove is conveniently controlled;
(5) the internal extrusion elastic sheet is adopted to drive the overturning limiting block to overturn outwards, so that the contact area between the limiting mechanism and the lateral limiting groove can be increased, and the anti-loosening performance is more stable and efficient;
(6) set up a plurality of locking release mechanisms in the installation screw rod outside to adopt built-in structure overall arrangement, make security, durability promote greatly.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic structural view of the present invention.
Figure 2 is an internal cross-sectional view of the assembly nut of the present invention.
FIG. 3 is a partial schematic view of the mounting end of the removable magnetic release mounting mechanism of the present invention.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
FIG. 1, FIG. 2 and FIG. 3 show a magnetic control sliding type anti-loosening bolt, which comprises a mounting screw 1 and a mounting nut 2 sleeved outside the mounting screw 1 by screw threads, wherein an inner thread annular mounting groove 3 is formed on the upper surface of the mounting nut 2, 3 inclined adjusting sliding grooves 4 are formed on the inner bottom surface of the inner thread annular mounting groove 3, an inner adjusting block 5 and an iron extrusion spring 6 for controlling the inner adjusting block 5 are slidably mounted inside the inclined adjusting sliding grooves 4, a lateral limiting groove 7 is formed on the outer side surface of the mounting screw 1, an annular external thread mounting sealing cover 8 is connected inside the inner thread annular mounting groove 3 by screw threads, the annular external thread mounting sealing cover 8 is arranged on the mounting surface, thus the bolt can be prevented from loosening after mounting is completed, the sealing performance of the inner adjusting block 5 and the iron extrusion spring 6 is ensured, a lateral telescopic limiting opening 9 which is near the inclined adjusting sliding groove 4 is formed on the inner arc surface, put regulation spout 4 to one side and keep away from the flexible spacing mouthful 9 end of side direction and have an organic whole structure internal assembly seat 10, internal installation slot 11 has been seted up to internal assembly seat 10 inside, set up the side direction of built-in elasticity upset stopper on the 5 lateral surfaces of inside regulating block and accomodate recess 12, set up the side direction control groove 13 that is linked together with internal installation slot 11 on the 2 lateral surfaces of assembly nut, side direction control groove 13 is inside to be pegged graft there is detachable magnetic separation assembly devices.
The state in the drawing is an internal schematic diagram in an installation state, the permanent magnet control block 19 is located at the outer side end at this time, when the permanent magnet control block 19 is located at the inner side end, the permanent magnet control block is directly contacted with the internal iron connecting support 14, the internal iron connecting support 14 conducts the magnetic force from the iron extrusion spring 6 to the external iron connecting support 15, then the magnetic force is conducted to the internal extrusion elastic sheet 24 through the external iron connecting support 15, the internal extrusion elastic sheet 24 is made of an iron material, and the internal extrusion elastic sheet is tightened through magnetic adsorption to be separated from the inside of the lateral limiting groove 7; the elastic overturning limiting block can be directly replaced by an integrated limiting block and is inserted into the lateral limiting groove 7 through the inner adjusting block 5 in a telescopic mode.
Further, for convenience of installation and disassembly of the elastic extrusion mechanism, the inner side end of the iron extrusion spring 6 is provided with an iron connecting support 14 in the inverted L-shaped structure, the outer side end of the iron extrusion spring 6 is provided with an iron connecting support 15 outside the L-shaped structure, an outer installation slot 16 matched with the iron connecting support 15 is formed in the outer wall of the inner side of the inner adjusting block 5, the outer installation slot 16 is communicated with the inside of the lateral storage groove 12, the iron extrusion spring 6 is inserted into the inner installation slot 11 and is in assembly connection with the inner assembling seat 10 through the iron connecting support 14, the iron extrusion spring 6 is inserted into the outer installation slot through the iron connecting support 15 and is in assembly connection with the inner adjusting block 5, and further, for convenience of installation and adjustment, the detachable magnetic separation assembly mechanism comprises an outer installation box 17, a magnetic separation assembly box 17, an internal partition 18 fixed in the middle inside the external mounting box 17, a permanent magnet control block 19 mounted on one side of the internal partition 18 and a lateral closing plate 20 movably mounted inside the lateral opening of the external mounting box 17.
Further, for convenient installation and dismantlement, lateral control groove 21 has all been seted up at external mounting box 17 lateral surface is located the 20 both ends of side direction closure plate, 2 lateral surfaces of assembly nut are located the external open position of lateral control groove 13 and seted up with lateral control groove 21 matched with external control recess 22, furthermore, for cooperation elasticity upset extrusion, elasticity upset stopper includes through side direction pivot movable mounting take in the inside upset stopper 23 of recess 12 and install the inside extrusion shell fragment 24 of U style of calligraphy structure on the inboard outer wall of upset stopper 23 in the side direction, the inside installation slot 25 that is used for installing inside extrusion shell fragment 24 is offered to the symmetry on recess 12 inside walls are accomodate in the side direction and the inboard outer wall of upset stopper 23. The part extrusion elastic sheet 24 is connected with the connecting end of the external iron connecting bracket 15.
Further, for the cooperation installation, inside iron linking bridge 14 is the same with outside iron linking bridge 15 size and the angle is opposite, and further, for the cooperation connection magnetic conduction, seted up on the lateral surface of outside mounting box 17 with inside iron linking bridge 14 matched with lateral control slot 26, insert lateral control slot 13 when outside mounting box 17, then lateral control slot 26 cover is in inside iron linking bridge 14 outside for permanent magnet control block 19 is connected with inside iron linking bridge 14.
According to the magnetic control sliding type anti-loosening bolt, the inner thread annular mounting groove 3 internally provided with the inclined adjusting chute 4 is formed in the upper surface of the assembling nut 2, the inner adjusting block 5 connected through the iron extrusion spring 6 is slidably mounted inside the inclined adjusting chute 4, and the elastic overturning limiting block outside the inner adjusting block 5 is turned and clamped into the lateral limiting groove 7 to complete fixing and limiting between the assembling nut 2 and the mounting screw rod 1, so that the anti-loosening performance of the whole bolt is greatly improved; the inclined adjusting chute 4 is arranged inside the assembling screw cap 2 in an inclined layout, so that the utilization rate of the inner space of the assembling screw cap 2 is greatly improved, meanwhile, the length of the elastic extrusion mechanism can be increased, and the inner elastic extrusion force is enhanced; the iron extrusion spring 6 controls the inner adjusting block 5 to be elastically connected with the inner assembling seat 10 through iron connecting supports on two sides, and the annular outer thread assembling sealing cover 8 is installed inside the inner thread annular installing groove 3 in a threaded mode to install the inner adjusting block 5, so that the inner elastic anti-loosening device is more convenient to assemble and disassemble, and later-period use cost is reduced; a lateral control groove 13 internally provided with a detachable magnetic separation assembly mechanism is formed in the outer side surface of the assembly nut 2, and is inserted into the lateral control groove and the iron connecting bracket, so that the lateral control groove and the iron connecting bracket are controlled by magnetic conduction to extrude the spring to shrink, and the separation of the anti-loosening mechanism and the lateral limiting groove 7 is conveniently controlled; the internal extrusion elastic sheet 24 is adopted to drive the overturning limiting block to overturn outwards, so that the contact area between the limiting mechanism and the lateral limiting groove 7 can be increased, and the anti-loosening performance is more stable and efficient;
(6) set up a plurality of locking release mechanisms in the installation screw 1 outside to adopt built-in structure overall arrangement, make security, durability promote greatly.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (7)
1. The utility model provides a locking bolt that takes off of magnetic control slidingtype, includes that installation screw rod (1) and screw thread cup joint assembly nut (2) in installation screw rod (1) outside, characterized by: the upper surface of the assembly nut (2) is provided with an internal thread annular mounting groove (3), the inner bottom surface of the internal thread annular mounting groove (3) is provided with a plurality of inclined adjusting chutes (4), the inclined adjusting chutes (4) are internally and slidably provided with an internal adjusting block (5) and an iron extrusion spring (6) for controlling the internal adjusting block (5), the outer side surface of the mounting screw rod is provided with a lateral limiting groove (7), the internal thread of the internal thread annular mounting groove (3) is connected with an annular external thread assembly sealing cover (8), the inner arc surface of the assembly nut (2) is provided with a lateral telescopic limiting opening (9) which is near to the inclined adjusting chute (4), the end of the inclined adjusting chute (4) far away from the lateral telescopic limiting opening (9) is provided with an integral structure internal assembly seat (10), and the internal assembly seat (10) is internally provided with an internal installation slot (11), inside regulating block (5) lateral surface on set up the side direction of built-in elasticity upset stopper and accomodate recess (12), assembly nut (2) lateral surface on set up side direction control groove (13) that are linked together with internally mounted slot (11), side direction control groove (13) inside peg graft and have detachable magnetic separation assembly devices.
2. The magnetic control sliding type anti-loosening bolt as claimed in claim 1, which is characterized in that: iron extrusion spring (6) medial extremity have the inside iron linking bridge (14) of type of falling L structure, iron extrusion spring (6) outside end have the outside iron linking bridge (15) of type of L structure, inside regulating block (5) inboard outer wall on offer with outside iron linking bridge (15) matched with externally mounted slot (16), iron extrusion spring (6) insert internally mounted slot (11) and interior assembly seat (10) be assembled between/be connected between through inside iron linking bridge (14), iron extrusion spring (6) insert externally mounted slot (16) in with inside regulating block (5) be assembled between/be connected between through outside iron linking bridge (15).
3. The magnetic control sliding type anti-loosening bolt as claimed in claim 1, which is characterized in that: the detachable magnetic separation assembling mechanism comprises an external mounting box (17) arranged in the lateral control groove (13), an internal partition plate (18) fixed at the middle position in the external mounting box (17), a permanent magnet control block (19) arranged on one side of the internal partition plate (18) and a lateral closing plate (20) movably arranged in a lateral opening of the external mounting box (17).
4. The magnetic control sliding type anti-loosening bolt as claimed in claim 3, wherein: the lateral surface of the external mounting box (17) is positioned at two ends of the lateral closed plate (20) and is provided with lateral control grooves (21), and the lateral surface of the assembling nut (2) is positioned at an external opening position of the lateral control grooves (21) and is provided with external control grooves (22) matched with the lateral control grooves (21).
5. The magnetic control sliding type anti-loosening bolt as claimed in claim 1, which is characterized in that: the elastic overturning limiting block comprises an overturning limiting block (23) which is movably arranged in the side direction accommodating groove (12) and an internal extruding elastic sheet (24) which is arranged on the U-shaped structure on the inner side outer wall of the overturning limiting block (23) through a side direction rotating shaft, and internal installation slots (25) used for installing the internal extruding elastic sheet (24) are symmetrically arranged on the inner side wall of the side direction accommodating groove (12) and the inner side outer wall of the overturning limiting block (23).
6. The magnetic control sliding type anti-loosening bolt as claimed in claim 1, which is characterized in that: the size of the internal iron connecting bracket (14) is the same as that of the external iron connecting bracket (15), and the angles of the internal iron connecting bracket and the external iron connecting bracket are opposite.
7. The magnetic control sliding type anti-loosening bolt as claimed in claim 2, wherein: and a lateral control slot (26) matched with the internal iron connecting bracket (14) is formed in the outer side surface of the external mounting box (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110075484.6A CN112855731A (en) | 2021-01-20 | 2021-01-20 | Magnetic control sliding type anti-loosening bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110075484.6A CN112855731A (en) | 2021-01-20 | 2021-01-20 | Magnetic control sliding type anti-loosening bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112855731A true CN112855731A (en) | 2021-05-28 |
Family
ID=76007674
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110075484.6A Withdrawn CN112855731A (en) | 2021-01-20 | 2021-01-20 | Magnetic control sliding type anti-loosening bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112855731A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113864318A (en) * | 2021-09-01 | 2021-12-31 | 浙江长瑞精密零部件制造有限公司 | Antitheft wind power hexagonal round nut |
| CN114458653A (en) * | 2022-02-11 | 2022-05-10 | 湖北山川液压设备有限公司 | High-precision hydraulic supporting system |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090208309A1 (en) * | 2008-02-15 | 2009-08-20 | Bryan Engelbrecht | Non-Reversible Fastener |
| CN108757670A (en) * | 2018-06-13 | 2018-11-06 | 南京对数科技有限公司 | A kind of quick dismantled and assembled attachment device based on magnetic part |
| CN109973503A (en) * | 2019-04-26 | 2019-07-05 | 嘉兴海缙五金科技有限公司 | A kind of track nut of type protective device with teeth |
| CN209458254U (en) * | 2019-02-21 | 2019-10-01 | 江西成德紧固件有限公司 | A kind of detachable anti-theft bolt component |
| CN210265457U (en) * | 2019-06-12 | 2020-04-07 | 嘉兴市中仁金属制品有限公司 | Anti-loosening bolt |
| CN111473031A (en) * | 2020-04-17 | 2020-07-31 | 温州利维科技有限公司 | Nut structure and special spanner thereof |
| CN211778422U (en) * | 2019-12-28 | 2020-10-27 | 安徽凯瑞汽配制造有限公司 | Bolt and nut fastener |
-
2021
- 2021-01-20 CN CN202110075484.6A patent/CN112855731A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090208309A1 (en) * | 2008-02-15 | 2009-08-20 | Bryan Engelbrecht | Non-Reversible Fastener |
| CN108757670A (en) * | 2018-06-13 | 2018-11-06 | 南京对数科技有限公司 | A kind of quick dismantled and assembled attachment device based on magnetic part |
| CN209458254U (en) * | 2019-02-21 | 2019-10-01 | 江西成德紧固件有限公司 | A kind of detachable anti-theft bolt component |
| CN109973503A (en) * | 2019-04-26 | 2019-07-05 | 嘉兴海缙五金科技有限公司 | A kind of track nut of type protective device with teeth |
| CN210265457U (en) * | 2019-06-12 | 2020-04-07 | 嘉兴市中仁金属制品有限公司 | Anti-loosening bolt |
| CN211778422U (en) * | 2019-12-28 | 2020-10-27 | 安徽凯瑞汽配制造有限公司 | Bolt and nut fastener |
| CN111473031A (en) * | 2020-04-17 | 2020-07-31 | 温州利维科技有限公司 | Nut structure and special spanner thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113864318A (en) * | 2021-09-01 | 2021-12-31 | 浙江长瑞精密零部件制造有限公司 | Antitheft wind power hexagonal round nut |
| CN114458653A (en) * | 2022-02-11 | 2022-05-10 | 湖北山川液压设备有限公司 | High-precision hydraulic supporting system |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210528 |
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| WW01 | Invention patent application withdrawn after publication |