CN111005927A - Fastening assembly and anti-loosening piece - Google Patents
Fastening assembly and anti-loosening piece Download PDFInfo
- Publication number
- CN111005927A CN111005927A CN201911379655.3A CN201911379655A CN111005927A CN 111005927 A CN111005927 A CN 111005927A CN 201911379655 A CN201911379655 A CN 201911379655A CN 111005927 A CN111005927 A CN 111005927A
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- nut
- screw rod
- arm
- relative
- loosening
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- 238000012856 packing Methods 0.000 claims description 6
- 235000008331 Pinus X rigitaeda Nutrition 0.000 claims description 4
- 235000011613 Pinus brutia Nutrition 0.000 claims description 4
- 241000018646 Pinus brutia Species 0.000 claims description 4
- 230000005489 elastic deformation Effects 0.000 claims description 4
- 230000001360 synchronised effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 3
- 239000002184 metal Substances 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008094 contradictory 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
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
- F16B39/24—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening by means of washers, spring washers, or resilient plates that lock against the object
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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
- F16B35/00—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bolts, Nuts, And Washers (AREA)
Abstract
The invention provides a fastening assembly and a locking piece, wherein the fastening assembly comprises a shell, a screw, a nut and the locking piece, and the shell is provided with a limiting part; the screw rod protrudes out of the shell; the nut is in spiral fit with the screw rod, and a groove is formed in the outer surface of the nut; the anti-loosening piece comprises a gasket, an elastic clamping arm and an elastic inclined arm; wherein the gasket is used for being sleeved on the screw rod; the elastic clamping arm extends from the washer and is used for being in snap fit with the groove so as to enable the anti-loosening element and the nut to synchronously rotate relative to the screw rod; the elastic oblique arm extends obliquely from the gasket, is used for being elastically deformed to slide over the top of the limiting part when the anti-loosening piece and the nut are synchronously screwed relative to the screw rod, and is also used for forming a limiting stop with the limiting part when the nut is screwed relative to the screw rod and then receives reverse loosening force so as to prevent the nut from loosening relative to the screw rod. The fastening assembly and the anti-loosening piece provided by the invention are novel in structure, convenient to use and good in anti-loosening effect.
Description
Technical Field
The invention relates to the technical field of machinery, in particular to a fastening assembly and a locking piece.
Background
Aviation socket and various radio frequency seats are devices with higher use frequency on special radio stations and power amplifiers, most of the devices are fixed by nuts and common anti-loosening washers, and are easy to loosen in use, particularly in vehicle-mounted power amplifiers, and the nuts are easier to loosen due to special high-frequency vibration environments.
Disclosure of Invention
The invention provides a fastening assembly and a locking piece, which aim to solve the technical problem that a common locking washer in the prior art is easy to loosen in use.
In order to solve the technical problems, the invention adopts a technical scheme that: providing a fastening assembly, the fastening assembly comprising:
a housing provided with a limiting part;
the screw rod protrudes out of the shell;
the nut is in spiral fit with the screw rod, and a groove is formed in the outer surface of the nut;
the anti-loosening piece comprises a gasket, an elastic clamping arm and an elastic inclined arm;
wherein:
the gasket is used for being sleeved on the screw rod;
the elastic clamping arm extends from the gasket and is used for being in snap fit with the groove so as to enable the anti-loosening element and the nut to synchronously rotate relative to the screw rod;
the elasticity sloping arm certainly the packing ring slope extends, be used for prevent loose the piece with the nut is relative in step the screw rod can elastic deformation in order to slide when screwing the top of spacing portion, still be used for the nut is relative the screw rod receives reverse loose power after screwing again when with spacing portion constitutes spacing backstop in order to prevent the nut is relative the screw rod pine takes off.
According to an embodiment of the invention, the washer comprises a main ring and a tab extending from the outer periphery of the main ring, the root of the resilient arm being connected to the tab, the free end of the resilient arm being disconnected from the main ring.
According to an embodiment of the invention, the tab has an outer side remote from the main loop and two end sides joining the main loop, the root of the resilient sloping arm being joined to one of the end sides of the tab.
According to an embodiment of the invention, said tabs are plural and extend horizontally outwards with respect to said main ring, said resilient arms being connected to one of said end side edges of each of said tabs.
According to an embodiment of the present invention, the elastic clip arms are plural and each include a first arm and a second arm extending from an outer periphery of the main ring in sequence, the first arm and the second arm are connected in a bent manner, wherein the first arm is inclined inward so that a joint of the first arm and the second arm forms an abutting point for being snap-fitted into the groove, and the second arms extend outward in an inclined manner.
According to an embodiment of the present invention, the elastic latch arms and the elastic inclined arms are alternately disposed at intervals.
According to an embodiment of the invention, the anti-loosening element is a metal integrated structural element.
According to an embodiment of the present invention, the limiting portion is a plurality of ribs distributed in a ring shape, or the limiting portion is a corrugated surface or a convex tooth surface arranged in a ring shape.
According to an embodiment of the invention, the housing is provided with a through hole to allow the screw to pass through.
According to one embodiment of the invention, the through hole is provided with an arc edge and a straight edge, the screw rod is correspondingly provided with an arc surface and a plane, and the screw rod and the shell form rotation-proof fit through the plane and the straight edge.
According to an embodiment of the present invention, the housing and the screw are integrated or separated.
According to an embodiment of the invention, the screw is an aircraft plug.
According to an embodiment of the invention, the recess comprises a plurality of recesses for receiving the resilient latch arms and for receiving an insertion of an assembly tool.
In order to solve the technical problem, the invention adopts another technical scheme that: the utility model provides a locking piece, locking piece includes the packing ring that connects, elasticity card arm and elasticity communications diagonal arm, wherein:
the gasket is used for being sleeved on the screw rod;
the elastic clamping arm extends from the washer and is used for being in snap fit with a nut provided with a groove so that the anti-loosening element and the nut can synchronously rotate relative to the screw rod;
the elasticity sloping arm certainly the packing ring slope extends, be used for prevent loose the piece with the nut is synchronous relative the screw rod can elastic deformation in order to slide when screwing the top of spacing portion still be used for the nut is relative the screw rod receives the reverse loose power after screwing again when constituting spacing backstop with the casing that is equipped with spacing portion in order to prevent the nut is relative the screw rod pine takes off.
The invention has the beneficial effects that: different from the situation of the prior art, the fastening assembly and the anti-loosening piece provided by the invention are novel in structure and convenient to use, the anti-loosening piece can be in snap fit with the nut provided with the groove through the elastic clamping arm, so that the anti-loosening piece can synchronously rotate relative to the screw rod with the nut, and the anti-loosening piece can also form a limiting stop with the limiting part through the elastic inclined arm when the nut is subjected to reverse loosening power after being screwed relative to the screw rod so as to prevent the nut from loosening relative to the screw rod, so that the anti-loosening effect is better.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without inventive efforts, wherein:
FIG. 1 is a perspective view of a fastener assembly according to one embodiment of the present invention;
FIG. 2 is an exploded view of the fastener assembly shown in FIG. 1;
FIG. 3 is a perspective view of an anti-release member of the fastening assembly shown in FIG. 1;
FIG. 4 is a perspective view of the housing of the fastening assembly shown in FIG. 1;
FIG. 5 is a schematic view of a fastener assembly and removal tool provided in accordance with an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that, if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative positional relationship between the components, the movement situation, and the like in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
Referring to fig. 1 to 4, the present invention provides a fastening assembly 10, wherein the fastening assembly 10 includes a housing 100, a screw 200, a nut 300, and an anti-loose element 400.
The screw 200 protrudes from the casing 100, the screw 200 may be an aviation plug or other component requiring anti-rotation measures, the casing 100 is provided with a limiting portion 110 at the periphery of the screw 200, the limiting portion 110 may be a plurality of ribs distributed in a ring shape, or the limiting portion 110 may be a corrugated surface or a convex tooth surface arranged in a ring shape.
The housing 100 and the screw rod 200 may be an integral structure or a separate structure, when the housing 100 and the screw rod 200 are separate structures, the housing 100 is provided with a through hole 120 to allow the screw rod 200 to pass through, the through hole 120 may have an arc edge 122 and a straight edge 124, the screw rod 200 is correspondingly provided with an arc surface and a plane, and the screw rod 200 and the housing 100 form an anti-rotation fit with the straight edge 124 through the plane.
The shape of the housing 100 is not limited to that shown in the drawings, and may be any other shape, and it is essential that the housing 100 is provided with the stopper 110 at the periphery of the screw 200.
The nut 300 is screw-fitted to the screw rod 200, and the outer surface of the nut 300 is provided with a plurality of grooves 310.
The anti-release member 400 includes a washer 410, a resilient catch arm 420, and a resilient ramp arm 430.
Wherein, the gasket 410 is used for being sleeved on the screw rod 200; a resilient catch arm 420 extends from washer 410 for snap-fitting engagement with groove 310 on nut 300 to enable anti-loosening element 400 to rotate synchronously with nut 300 relative to screw 200; the elastic inclined arm 430 extends obliquely from the washer 410, and is configured to be capable of elastically deforming to slide over the top of the limiting portion 110 when the locking member 400 and the nut 300 are simultaneously screwed with respect to the screw 200, and further configured to form a limiting stopper with the limiting portion 110 when the nut 300 is subjected to a reverse loosening force after being screwed with respect to the screw 200, so as to prevent the nut 300 from being loosened with respect to the screw 200.
The resilient arms 430 are angled with respect to the gasket 410, which can be 20 degrees, 30 degrees, or 40 degrees, etc.
In one embodiment, the washer 410 may include a main ring 412 and a tab 414 extending from an outer periphery of the main ring 412, a root of the resilient arm 430 being connected to the tab 414, and a free end of the resilient arm 430 being disconnected from the main ring 412.
The tab 414 has an outer side 416 remote from the main loop 412 and two end sides 418 joining the main loop 412, the root of a resilient arm 430 being joined to one end side 418 of the tab 414.
The tabs 414 are a plurality (e.g., three as shown) and extend horizontally outwardly relative to the main loop 412, with a resilient, angled arm 430 attached to one end side 418 of each tab 414.
The elastic clip arms 420 are a plurality of (e.g., three in the figure) and each include a first arm 422 and a second arm 424 extending from the outer periphery of the main ring 412 in sequence, the first arm 422 and the second arm are connected in a bending manner, wherein the first arm 422 is inclined inward so that the joint of the first arm 422 and the second arm 424 forms an abutting point for snap-fitting with the groove 310, and the second arms 424 extend outward in an inclined manner.
The resilient latch arms 420 and the resilient ramp arms 430 are alternately spaced apart. The anti-loosening element 400 is a metal integrated structure and can be made of metal materials with good elasticity and rigidity, and in some specific applications, the anti-loosening element 400 can also be made of plastic materials.
The recess 310 includes a plurality of (for example, 6), wherein a portion of the recess 310 (for example, 3 recesses 310) is used for accommodating the elastic clip arm 420, another portion of the recess 310 (for example, 3 or 6 recesses 310) is used for receiving the insertion of the assembling tool 20, one end of the assembling tool 20 is provided with a plurality of engaging arms 22, the engaging arms 22 can extend into the recess 310 to drive the nut 300 to rotate, when the nut 300 needs to be disassembled, the engaging arms 22 can pull the elastic clip arm 420 outwards, so that the elastic clip arm 420 exits the recess 310, and the interlocking relationship between the nut 300 and the anti-loosening element 400 is released. In order to facilitate the screwing and unscrewing operation of the assembling tool 20, the engaging arm 22 of the assembling tool 20 may have two length specifications, wherein the engaging arm 22 with a smaller length may be used for the screwing operation, the engaging arm may not affect the snap fit between the elastic clamping arm 420 and the groove 310 when extending into the groove 310, the engaging arm 22 with a larger length may be used for the unscrewing operation, and the longer engaging arm 22 is used for pulling the elastic clamping arm 420 outwards to withdraw the elastic clamping arm 420 from the groove 310, so as to release the linkage relationship between the nut 300 and the anti-loosening element 400.
Referring to fig. 1 to 4, the present invention further provides a locking device 400, wherein the locking device 400 includes a washer 410, an elastic clip arm 420 and an elastic inclined arm 430 connected to each other.
Wherein, the gasket 410 is used for being sleeved on the screw rod 200; an elastic catch arm 420 extends from the washer 410 for snap-fitting with the nut 300 provided with the groove 310 so that the anti-loosening element 400 can rotate synchronously with the nut 300 relative to the screw 200; the elastic inclined arm 430 extends obliquely from the washer 410, and is configured to be capable of elastically deforming to slide over the top of the housing 100 provided with the limiting portion 110 when the locking member 400 and the nut 300 are simultaneously screwed with respect to the screw 200, and further configured to form a limiting stopper with the limiting portion 110 when the nut 300 is subjected to a reverse loosening force after being screwed with respect to the screw 200, so as to prevent the nut 300 from being loosened with respect to the screw 200.
The resilient arms 430 are angled with respect to the gasket 410, which can be 20 degrees, 30 degrees, or 40 degrees, etc.
In one embodiment, the washer 410 includes a main ring 412 and a tab 414 extending from an outer periphery of the main ring 412, a root of the resilient arm 430 is connected to the tab 414, and a free end of the resilient arm 430 is disconnected from the main ring 412.
The tab 414 has an outer side 416 remote from the main loop 412 and two end sides 418 joining the main loop 412, the root of a resilient arm 430 being joined to one end side 418 of the tab 414.
The tabs 414 are a plurality of tabs extending horizontally outwardly relative to the main loop 412, and a resilient, angled arm 430 is attached to one end side 418 of each tab 414.
The elastic clip arms 420 are plural and each include a first arm 422 and a second arm 424 extending from the outer periphery of the main ring 412 in sequence, the first arm 422 and the second arm are connected in a bending manner, wherein the first arm 422 is inclined inward so that the joint of the first arm 422 and the second arm 424 forms an abutting point in snap fit with the groove 310, and the second arm 424 extends outward in an inclined manner.
The resilient latch arms 420 and the resilient ramp arms 430 are alternately spaced apart. The anti-loosening element 400 is a metal integrated structure and can be made of metal materials with good elasticity and rigidity, and in some specific applications, the anti-loosening element 400 can also be made of plastic materials.
The fastening assembly 10 and the anti-loosening element 400 provided by the invention have novel structures and convenient use, the anti-loosening element 400 can be matched with the nut 300 provided with the groove 310 in a buckling manner through the elastic clamping arm 410, so that the anti-loosening element 400 and the nut 300 can synchronously rotate relative to the screw rod 200, the anti-loosening element 400 can also form a limit stop with the limiting part 110 through the elastic inclined arm 430 when the nut 300 is screwed relative to the screw rod 200 and then receives reverse loosening force, so that the nut 300 is prevented from loosening relative to the screw rod 200, and the anti-loosening effect is better.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. A fastener assembly, characterized in that the fastener assembly comprises:
a housing provided with a limiting part;
the screw rod protrudes out of the shell;
the nut is in spiral fit with the screw rod, and a groove is formed in the outer surface of the nut;
the anti-loosening piece comprises a gasket, an elastic clamping arm and an elastic inclined arm;
wherein:
the gasket is used for being sleeved on the screw rod;
the elastic clamping arm extends from the gasket and is used for being in snap fit with the groove so as to enable the anti-loosening element and the nut to synchronously rotate relative to the screw rod;
the elasticity sloping arm certainly the packing ring slope extends, be used for prevent loose the piece with the nut is relative in step the screw rod can elastic deformation in order to slide when screwing the top of spacing portion, still be used for the nut is relative the screw rod receives reverse loose power after screwing again when with spacing portion constitutes spacing backstop in order to prevent the nut is relative the screw rod pine takes off.
2. The fastening assembly of claim 1, wherein the washer includes a main loop and a tab extending from an outer periphery of the main loop, a root of the resilient ramped arm being connected to the tab, a free end of the resilient ramped arm being disconnected from the main loop.
3. The fastening assembly of claim 2, wherein said tab has an outer side remote from said main loop and two end sides joining said main loop, the root of said resilient ramp arm being joined to one of said end sides of said tab.
4. The fastening assembly of claim 3, wherein said tabs are plural and extend horizontally outwardly relative to said primary loop, said resilient angled arm being connected to one of said end side edges of each of said tabs.
5. The fastener assembly of claim 1, wherein said resilient latch arms are plural and each include first and second arms extending sequentially from an outer periphery of said main loop, said first arms being in a bent connection with said second arms, wherein said first arms are inclined inwardly such that a junction of said first and second arms forms an abutment point for snap-fitting with said recess, and said second arms extend outwardly and obliquely.
6. The fastener assembly of claim 1, wherein said resilient catch arms and said resilient ramped arms are alternately spaced.
7. The fastening assembly of claim 1, wherein the anti-loosening element is a metallic unitary structural member.
8. The fastening assembly according to claim 1, wherein the limiting portion is a plurality of ribs arranged in a ring shape, or the limiting portion is a corrugated surface or a convex tooth surface arranged in a ring shape.
9. The fastening assembly of claim 1, wherein the housing is provided with a through hole to allow the screw to pass therethrough.
10. A locking piece, characterized in that, locking piece includes the packing ring that is connected, elasticity card arm and elasticity communications arm, wherein:
the gasket is used for being sleeved on the screw rod;
the elastic clamping arm extends from the washer and is used for being in snap fit with a nut provided with a groove so that the anti-loosening element and the nut can synchronously rotate relative to the screw rod;
the elasticity sloping arm certainly the packing ring slope extends, be used for prevent loose the piece with the nut is synchronous relative when screwing the screw rod can elastic deformation in order to slide the top portion that is equipped with the casing of spacing portion, still be used for the nut is relative receive after screwing the screw rod again when the reverse loose power with spacing portion constitutes spacing backstop in order to prevent the nut is relative the screw rod pine takes off.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911379655.3A CN111005927B (en) | 2019-12-27 | 2019-12-27 | Fastening assembly and anti-loosening piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911379655.3A CN111005927B (en) | 2019-12-27 | 2019-12-27 | Fastening assembly and anti-loosening piece |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111005927A true CN111005927A (en) | 2020-04-14 |
| CN111005927B CN111005927B (en) | 2022-04-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911379655.3A Active CN111005927B (en) | 2019-12-27 | 2019-12-27 | Fastening assembly and anti-loosening piece |
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| Country | Link |
|---|---|
| CN (1) | CN111005927B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111425510A (en) * | 2020-04-23 | 2020-07-17 | 林义 | Locking and positioning structure |
| CN113915221A (en) * | 2021-09-30 | 2022-01-11 | 庆安集团有限公司 | Anti-loosening screw assembly and using method thereof |
| WO2022051993A1 (en) * | 2020-09-10 | 2022-03-17 | 海能达通信股份有限公司 | Nut assembly, connection mechanism and disassembly element |
| EP4043740A1 (en) * | 2021-02-15 | 2022-08-17 | Robert Bosch GmbH | Finger spring washer |
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| GB106202A (en) * | 1916-08-09 | 1917-05-17 | Narcisse Devaux | Locking Device for Screw Nuts and the like. |
| CN1205402A (en) * | 1997-07-10 | 1999-01-20 | 哈德洛克工业株式会社 | Loosing and method of making same |
| CN1372621A (en) * | 2000-05-19 | 2002-10-02 | 石田荣助 | Structure for preventing loosening of threaded fasteners |
| CN102278357A (en) * | 2011-06-13 | 2011-12-14 | 人和光伏科技有限公司 | elastic gasket |
| CN105003519A (en) * | 2015-08-04 | 2015-10-28 | 申书达 | Detachable looseness-preventing bolt or screw assembly |
| CN206092664U (en) * | 2016-08-30 | 2017-04-12 | 上海爱瑞德五金有限公司 | Nylon stripped nut |
| CN207349241U (en) * | 2017-10-16 | 2018-05-11 | 上海华谌科技股份有限公司 | The anti-loose double nut fixing device of formed steel construction equipment installation axle |
| CN108757704A (en) * | 2018-09-07 | 2018-11-06 | 何长青 | A kind of anti-loosening flange nut |
| CN109185320A (en) * | 2018-11-06 | 2019-01-11 | 合肥惠科金扬科技有限公司 | Screw assembly |
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2019
- 2019-12-27 CN CN201911379655.3A patent/CN111005927B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB106202A (en) * | 1916-08-09 | 1917-05-17 | Narcisse Devaux | Locking Device for Screw Nuts and the like. |
| CN1205402A (en) * | 1997-07-10 | 1999-01-20 | 哈德洛克工业株式会社 | Loosing and method of making same |
| CN1372621A (en) * | 2000-05-19 | 2002-10-02 | 石田荣助 | Structure for preventing loosening of threaded fasteners |
| CN102278357A (en) * | 2011-06-13 | 2011-12-14 | 人和光伏科技有限公司 | elastic gasket |
| CN105003519A (en) * | 2015-08-04 | 2015-10-28 | 申书达 | Detachable looseness-preventing bolt or screw assembly |
| CN206092664U (en) * | 2016-08-30 | 2017-04-12 | 上海爱瑞德五金有限公司 | Nylon stripped nut |
| CN207349241U (en) * | 2017-10-16 | 2018-05-11 | 上海华谌科技股份有限公司 | The anti-loose double nut fixing device of formed steel construction equipment installation axle |
| CN108757704A (en) * | 2018-09-07 | 2018-11-06 | 何长青 | A kind of anti-loosening flange nut |
| CN109185320A (en) * | 2018-11-06 | 2019-01-11 | 合肥惠科金扬科技有限公司 | Screw assembly |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111425510A (en) * | 2020-04-23 | 2020-07-17 | 林义 | Locking and positioning structure |
| CN111425510B (en) * | 2020-04-23 | 2021-09-14 | 林义 | Locking and positioning structure |
| WO2022051993A1 (en) * | 2020-09-10 | 2022-03-17 | 海能达通信股份有限公司 | Nut assembly, connection mechanism and disassembly element |
| EP4043740A1 (en) * | 2021-02-15 | 2022-08-17 | Robert Bosch GmbH | Finger spring washer |
| CN113915221A (en) * | 2021-09-30 | 2022-01-11 | 庆安集团有限公司 | Anti-loosening screw assembly and using method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111005927B (en) | 2022-04-15 |
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