CN116025628B - Fastener with anti-loosening function - Google Patents
Fastener with anti-loosening function Download PDFInfo
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- CN116025628B CN116025628B CN202211731848.2A CN202211731848A CN116025628B CN 116025628 B CN116025628 B CN 116025628B CN 202211731848 A CN202211731848 A CN 202211731848A CN 116025628 B CN116025628 B CN 116025628B
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- 230000000670 limiting effect Effects 0.000 claims abstract description 57
- 238000006243 chemical reaction Methods 0.000 claims description 27
- 210000003781 tooth socket Anatomy 0.000 claims description 4
- 238000009434 installation Methods 0.000 abstract description 25
- 235000008331 Pinus X rigitaeda Nutrition 0.000 abstract 1
- 235000011613 Pinus brutia Nutrition 0.000 abstract 1
- 241000018646 Pinus brutia Species 0.000 abstract 1
- 125000004122 cyclic group Chemical group 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 7
- 238000001125 extrusion Methods 0.000 description 4
- 238000011900 installation process Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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Abstract
The invention provides a fastener with an anti-loosening function, which relates to the field of fasteners and comprises the following components: the limiting fixture block, limiting fixture block is transversely pegged graft in the inside of control cushion, it does not possess the locking structure of taking off when having solved current fastener when using, the phenomenon that the nut is loosened because of factors such as external vibration easily appears in the fastener after the installation is accomplished, thereby reduce the problem of fastener's fastening degree, the locking subassembly can restrict fastening nut and rotate towards the direction of pine after the installation is accomplished, make the fastener use as a whole all the time, guarantee stable fastening joint strength, the device is detachable design simultaneously, can normally rotate fastening nut can realize installing fastening use when the installation, can release the rotation limit function of locking subassembly to fastening nut through the control lever when dismantling, thereby fastening nut can freely reverse the dismantlement afterwards, can cyclic utilization.
Description
Technical Field
The invention relates to the technical field of fasteners, in particular to a fastener with an anti-loosening function.
Background
The fastener is a generic term for a type of mechanical parts used when two or more parts (or members) are fastened and connected as a whole, and is a type of mechanical parts used for fastening and connecting and used in a very wide variety of fields, and it is widely used in various fields.
However, when the existing fastener is used, the existing fastener is not provided with an anti-loosening structure, and when the fastener is easy to loosen due to external vibration and other factors after being installed, the fastening degree of the fastener is reduced, the stability is poor, and the practicability is low.
Disclosure of Invention
In view of the above, the present invention provides a fastener with an anti-loosening function, which has an anti-loosening component, wherein the anti-loosening component can limit the fastening nut to rotate in a loosening direction after the installation is completed, so that the fastener is always used as a whole, and stable fastening connection strength is ensured.
The invention provides a fastener with an anti-loosening function, which specifically comprises the following components: the fastening piece comprises a fastening nut, a screw rod and a fastening nut, wherein the fastening nut is fixedly arranged at one end of the screw rod, and the fastening nut is screwed outside the screw rod through threads; the anti-loosening assembly comprises a control cushion block, a control seat, a limiting clamping block and a control rod, wherein the control cushion block is spliced outside the screw rod, the control cushion block is positioned at the bottom of the fastening nut, the control seat is longitudinally spliced in the control cushion block, the limiting clamping block is transversely spliced in the control cushion block, the control rod is longitudinally spliced in the control cushion block, and the bottom of the control rod is rotationally connected in the control seat.
Furthermore, a positioning block is arranged in the control cushion block, a positioning groove is formed in the screw rod, and the positioning block is inserted into the positioning groove.
Further, the middle part of the block body of the positioning block is cylindrical, a supporting groove is formed in the screw rod, and the cylindrical block body of the positioning block is inserted into the supporting groove.
Further, the bottom of fastening nut is equipped with limit to the draw-in groove, and limit to the one end of fixture block and be equipped with limit to the latch, limit to the latch and limit to the cross-sectional shape of the single tooth's socket of draw-in groove and be right triangle, and the fastening nut is toward the direction of loosening limit to the mutual joint of the tooth's socket straight flange of latch limit to the draw-in groove.
Furthermore, the side of the limiting clamping block is provided with a linkage rod, the side of the control seat is provided with an inclined linkage groove, and the linkage rod is inserted into the linkage groove.
Further, a control top spring is arranged at the top of the control seat, the control top spring is sleeved outside the control rod, and two ends of the control top spring are fixedly connected to the top of the control seat and the inside of the positioning block respectively.
Further, the outside of the body of rod of control lever is equipped with the conversion groove, and the inside of locating piece is equipped with the conversion arch, and the conversion arch is pegged graft in the inside of conversion groove.
Further, the conversion groove is composed of a spiral lifting groove and an annular holding groove, and the bottom of the lifting groove is connected with one end of the holding groove.
Further, when the conversion bulge is positioned in the holding groove, the limiting latch completely retracts into the positioning block, and the bevel edges between the limiting latch and the tooth socket of the limiting clamp groove are mutually extruded to avoid, so that the limiting latch cannot completely retract into the positioning block.
Advantageous effects
1. When the device is used, the anti-loosening assembly can limit the fastening nut to rotate in the loosening direction after the installation is completed, so that the fastening piece is used as a whole all the time, stable fastening connection strength is guaranteed, meanwhile, the device is of a detachable design, the fastening nut can be normally rotated during installation to realize installation and fastening use, the rotation limiting function of the anti-loosening assembly on the fastening nut can be relieved through the control rod during the disassembly, and the fastening nut can be freely reversely disassembled after that, so that the fastening nut can be recycled, and the flexibility, the adaptability and the practicability of the device are improved,
2. When the device is installed and used, after the screw rod passes through the installation fastening hole of the required fastening member, the control cushion block is sleeved outside the screw rod, the fastening nut is screwed outside the screw rod, installation fastening can be completed, installation is convenient, the anti-loosening component in the installation process can not obstruct forward rotation of the fastening nut (the rotation direction of the fastening nut in the screwing fastening process is the forward direction), when the fastening nut rotates forward, the time limit direction clamping teeth and the time limit direction clamping grooves avoid each other under the mutual extrusion action of the hypotenuses of the tooth grooves, so that the forward rotation of the fastening nut can not be hindered, and the device is flexible and convenient to use.
3. After the device is installed, the locking component can lock and limit the fastening nut to enable the fastening nut to rotate in the opposite direction, and because the control cushion block can not rotate outside the screw rod all the time under the matching action of the positioning block and the positioning groove, after the installation of the fastener is completed, the limiting fixture block can not rotate too, so that the fastening nut can not rotate in the opposite direction with the screw rod independently under the straight edge clamping action of the limiting latch and the tooth slot of the limiting latch, the locking limiting function of the fastening nut of the device is realized, the device can not be used stably because of the phenomenon of loosening caused by external vibration and other factors after the installation is completed.
4. The device is detachable design, can freely install and remove used repeatedly, the device locking subassembly can carry out the locking spacing to fastening nut when normal use state, thereby when the fastening nut need be dismantled, it is spacing to fastening nut's locking that needs to be relieved through the control lever to loosen the subassembly, rotate the control lever, the control lever can rise under the bellied effect of conversion when rotating, and the conversion is protruding can fix a position the use position of control lever in the inside that enters into the holding tank in real time, the control lever can drive the control seat and rise in step when rising, thereby the control seat can drive the inside of limiting to the latch shrink control seat through the gangway when rising, thereby the back limit can not hinder fastening nut's reversal dismantlement to the latch, flexibility and adaptability are extremely strong.
5. Because the fastening nut can extrude limit latch and drive the control lever and rotate and move up when forward rotation installation to the device is through limit latch and limit to the tooth's socket of draw-in groove between the hypotenuse mutual extrusion dodge limit to the latch can not fully shrink into the inside design of locating piece, make when the fastening nut rotates the installation forward the conversion arch can not enter into the inside of holding tank, avoid the control lever to raise and fix a position the effect that release subassembly can carry out the locking spacing to the fastening nut by the non-artificial and release subassembly, and make the device in normal use limit latch peg graft in limit to the inside of draw-in groove all the time under the effect of control top spring, thereby release subassembly can be stable lock spacing to the fastening nut, further improved the stability of the device.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present invention, the drawings of the embodiments will be briefly described below.
The drawings described below are only for illustration of some embodiments of the invention and are not intended to limit the invention.
In the drawings:
fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of the structure of the inside of the present invention in normal use.
FIG. 3 is a schematic view of the structure of the screw of the present invention.
Fig. 4 is a schematic view of the structure of the bottom of the fastening nut of the present invention.
Fig. 5 is a schematic view of the structure of the inside of the anti-loosening assembly of the present invention after being disassembled.
Fig. 6 is a schematic view of the inside structure of the fastening nut of the present invention at the time of installation.
Fig. 7 is a schematic view of the structure of the rear interior of the rotary control lever of the present invention.
Fig. 8 is an enlarged schematic view of the structure of fig. 2 according to the present invention.
Fig. 9 is an enlarged schematic view of the structure of the B part in fig. 6 according to the present invention.
Fig. 10 is an enlarged schematic view of the structure of the C part in fig. 7 according to the present invention.
List of reference numerals
1. A fastener; 101. fastening a screw cap; 102. a screw; 1021. a positioning groove; 1022. a support groove; 103. a fastening nut; 1031. a direction limiting clamping groove; 2. an anti-loosening assembly; 201. controlling the cushion block; 2011. a positioning block; 2013. a switching protrusion; 202. a control base; 2021. controlling a top spring; 2022. a linkage groove; 203. a direction limiting clamping block; 2031. a direction-limiting latch; 2032. a linkage rod; 204. a control lever; 241. a conversion tank; 2411. a lifting groove; 2412. a holding groove.
Detailed Description
The technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings of the specific embodiments of the present invention.
Examples: please refer to fig. 1 to 10:
the invention provides a fastener with an anti-loosening function, which comprises a fastener 1, wherein the fastener 1 comprises a fastening nut 101, a screw 102 and a fastening nut 103, the fastening nut 101 is fixedly arranged at one end of the screw 102, and the fastening nut 103 is screwed outside the screw 102 through threads; the anti-loosening assembly 2 comprises a control cushion block 201, a control seat 202, a limiting clamping block 203 and a control rod 204, wherein the control cushion block 201 is inserted into the outside of the screw 102, the control cushion block 201 is positioned at the bottom of the fastening nut 103, the control seat 202 is longitudinally inserted into the control cushion block 201, the limiting clamping block 203 is transversely inserted into the control cushion block 201, the control rod 204 is longitudinally inserted into the control cushion block 201, and the bottom of the control rod 204 is rotationally connected into the control seat 202.
The middle part of the block body of the positioning block 2011 is cylindrical, a supporting groove 1022 is formed in the screw 102, the cylindrical block body of the positioning block 2011 is inserted into the supporting groove 1022, in use, the cylindrical block body of the positioning block 2011 can support the screw 102, so that the screw 102 cannot deform when the fastening nut 103 is fastened, and the screw is stable to use.
The bottom of the fastening nut 103 is provided with a direction limiting clamping groove 1031, one end of the direction limiting clamping block 203 is provided with a direction limiting clamping tooth 2031, the cross sections of the direction limiting clamping tooth 2031 and the single tooth groove of the direction limiting clamping groove 1031 are both right-angled triangles, the straight sides of the tooth grooves of the direction limiting clamping groove 1031 when the fastening nut 103 rotates in the loosening direction are mutually clamped, in use, after the screw 102 passes through a mounting and fastening hole of a required fastening member, the control cushion block 201 is sleeved outside the screw 102, the fastening nut 103 is screwed outside the screw 102, mounting and fastening can be completed, the mounting is convenient, the anti-loosening assembly 2 does not hinder the forward rotation of the fastening nut 103 (the rotation direction of the fastening nut 103 is the forward direction during screwing and fastening here), and when the fastening nut 103 rotates in the forward direction, the oblique sides of the tooth grooves of the direction limiting clamping tooth 2031 and the direction limiting clamping groove 1031 mutually avoid each other under the mutual extrusion effect, so that the forward rotation of the fastening nut 103 is not hindered, and the use is flexible and convenient.
The inside of the control cushion block 201 is provided with a positioning block 2011, the inside of the screw 102 is provided with a positioning groove 1021, and the positioning block 2011 is inserted into the positioning groove 1021, in use, after installation is completed, the locking and limiting assembly 2 can lock and limit the fastening nut 103 to enable the fastening nut 103 to rotate in the opposite direction, and because the control cushion block 201 cannot rotate outside the screw 102 all the time under the matching action of the positioning block 2011 and the positioning groove 1021, the limiting clamping block 203 cannot rotate after the installation of the fastening piece 1, so that the fastening nut 103 cannot rotate in the opposite direction with the screw 102 independently under the straight edge clamping action of the limiting clamping tooth 2031 and the tooth groove of the limiting clamping groove 1031, the locking and limiting function of the fastening nut 103 of the device is realized, and the device cannot generate the phenomenon of loosening due to external vibration and other factors after the installation is completed, so that the device is stable in use.
The lever body of the control lever 204 is provided with a conversion groove 241 outside, the inside of the positioning block 2011 is provided with a conversion protrusion 2013, the conversion protrusion 2013 is inserted into the inside of the conversion groove 241, the conversion groove 241 is composed of a spiral lifting groove 2411 and a circular retaining groove 2412, the bottom of the lifting groove 2411 is connected with one end of the retaining groove 2412, in use, the device is of a detachable design and can be freely detached for repeated use, the anti-loosening assembly 2 can lock and limit the fastening nut 103 when the fastening nut 103 is required to be detached, therefore, when the fastening nut 103 is required to be detached, the locking and limiting of the anti-loosening assembly 2 on the fastening nut 103 are required to be released through the control lever 204, the control lever 204 is rotated, the lifting groove 2411 can be lifted under the action of the conversion protrusion 2013, the conversion protrusion 2013 can position the use position of the control lever 204 in the inside of the retaining groove 2412 in real time, the control lever 204 can drive the control seat 202 to be lifted synchronously, the side face of the control lever 2032 is provided with a locking and limiting clamp block 203, and the side face of the control seat 202 is provided with a locking and limiting and pulling down of the fastening nut 2032 to the inside of the locking and buckling seat 202 when the locking and buckling seat 202 is not required to be reversely pulled into the locking and buckling seat 2032.
The top of the control base 202 is provided with a control top spring 2021, the control top spring 2021 is sleeved outside the control rod 204, two ends of the control top spring 2021 are respectively and fixedly connected inside the top of the control base 202 and the positioning block 2011, when the conversion protrusion 2013 is located inside the retaining groove 2412, the conversion protrusion 2013 is completely retracted inside the positioning block 2011, the conversion protrusion 2031 is prevented from being completely retracted inside the retaining groove 2031 when the oblique sides between the tooth grooves of the control rod 204 and the limit clamping groove 1031 are mutually extruded and avoided, in use, the fastening nut 103 can extrude the limit clamping tooth 2031 and drive the control rod 204 to rotate and move upwards when the fastening nut 103 is installed in forward rotation, and therefore the device can further stably lift the fastening nut 103 when the fastening nut 103 is lifted up and the limit clamping spring 103 is prevented from being used in normal operation by the non-man-made and the limit clamping nut 103 when the fastening nut 103 is not in forward rotation installation, and the limit clamping nut 2031 is prevented from being fully retracted inside the retaining groove 2012.
Specific use and action of the embodiment: in the invention, after the screw 102 passes through the installation fastening hole of the fastening member, the control cushion block 201 is sleeved outside the screw 102, the fastening nut 103 is screwed outside the screw 102 to finish installation fastening, the installation is convenient, the anti-loosening component 2 does not obstruct the forward rotation of the fastening nut 103 (the rotation direction of the fastening nut 103 is the forward direction during screwing) in the installation process, when the fastening nut 103 rotates forward, the limiting latch 2031 and the bevel edge of the tooth socket of the limiting latch 1031 mutually avoid under the mutual extrusion action, thus the forward rotation of the fastening nut 103 is not obstructed, after the installation is finished, the anti-loosening component 2 can lock and limit the fastening nut 103 to prevent the reverse rotation, and the control cushion block 201 can not always rotate outside the screw 102 under the cooperation of the positioning block 2011 and the positioning groove 1021, therefore, after the installation of the fastener 1 is completed, the limited-direction clamping block 203 can not rotate, so that the fastening nut 103 can not rotate reversely with the screw 102 independently under the straight edge clamping action of the limited-direction clamping tooth 2031 and the tooth groove of the limited-direction clamping groove 1031, the locking and limiting function of the fastening nut 103 of the device is realized, the device can not be loosened due to external vibration and other factors after the installation is completed, the limited-direction clamping tooth 2031 can be extruded and the control rod 204 can be driven to rotate and move upwards when the fastening nut 103 is installed in the forward rotation, the device can not completely retract into the positioning block 2011 when the inclined edges between the limited-direction clamping tooth 2031 and the tooth groove of the limited-direction clamping groove 1031 are mutually extruded and avoided, the conversion protrusion 2013 can not enter the inside of the retaining groove 2412 when the fastening nut 103 is installed in the forward rotation, the device is prevented from being lifted up by no person and is positioned to release the locking and limiting effect of the locking and releasing assembly 2 on the fastening nut 103, the locking and limiting effect of the locking and releasing assembly 2 on the fastening nut 103 is avoided, the device is enabled to be stably inserted into the inside of the limiting clamping groove 1031 all the time when in normal use under the effect of the control top spring 2021, the locking and releasing assembly 2 can stably lock and limit the fastening nut 103, when the device needs to be dismounted in the later period, the locking and limiting effect of the locking and releasing assembly 2 on the fastening nut 103 is avoided due to the fact that the device can be used for dismounting the fastening nut 103 in the normal use state, the locking and limiting effect of the locking and releasing assembly 2 on the fastening nut 103 is required to be released through the control rod 204, the control rod 204 is rotated, the lifting groove 2411 can be lifted up under the effect of the switching protrusion 2013 when in rotation, the switching protrusion 2013 can position the use position of the control rod 204 in the inside of the holding groove 2412 in real time, the control rod 204 can drive the control seat 202 to be lifted up synchronously when in the internal of the switching protrusion 2032, and accordingly the control seat 202 can be prevented from being dismounted into the inside of the limiting and limiting groove 2031 by the linkage clamping groove 2032 when the linkage clamping groove 2032 is required to be dismounted in the internal part of the control seat 2031.
Claims (4)
1. A fastener with anti-loosening function, comprising: the fastening device comprises a fastening piece (1), wherein the fastening piece (1) comprises a fastening nut (101), a screw rod (102) and a fastening nut (103), the fastening nut (101) is fixedly arranged at one end of the screw rod (102), and the fastening nut (103) is screwed outside the screw rod (102) through threads; the anti-loosening assembly (2), the anti-loosening assembly (2) comprises a control cushion block (201), a control seat (202), a limiting clamping block (203) and a control rod (204), wherein the control cushion block (201) is inserted into the outside of the screw rod (102), the control cushion block (201) is positioned at the bottom of the fastening nut (103), the control seat (202) is longitudinally inserted into the control cushion block (201), the limiting clamping block (203) is transversely inserted into the control cushion block (201), the control rod (204) is longitudinally inserted into the control cushion block (201), and the bottom of the control rod (204) is rotationally connected into the control seat (202);
a positioning block (2011) is arranged in the control cushion block (201), a positioning groove (1021) is formed in the screw (102), and the positioning block (2011) is inserted into the positioning groove (1021);
the bottom of the fastening nut (103) is provided with a direction limiting clamping groove (1031), one end of the direction limiting clamping block (203) is provided with a direction limiting clamping tooth (2031), the cross sections of the direction limiting clamping tooth (2031) and the single tooth socket of the direction limiting clamping groove (1031) are right-angled triangles, and the straight sides of the tooth socket of the direction limiting clamping groove (1031) are clamped with each other when the fastening nut (103) rotates in the loosening direction;
a conversion groove (241) is formed in the outer portion of the rod body of the control rod (204), a conversion protrusion (2013) is arranged in the positioning block (2011), and the conversion protrusion (2013) is inserted into the conversion groove (241);
the conversion groove (241) consists of a spiral lifting groove (2411) and a circular retaining groove (2412), and the bottom of the lifting groove (2411) is connected with one end of the retaining groove (2412);
the side of limit to fixture block (203) is equipped with gangbar (2032), and the side of control seat (202) is equipped with inclined gangbar (2022), and gangbar (2032) peg graft in the inside of gangbar (2022).
2. A fastener with anti-loosening function as defined in claim 1, wherein: the middle part of the block body of the positioning block (2011) is cylindrical, a supporting groove (1022) is formed in the screw (102), and the cylindrical block body of the positioning block (2011) is inserted into the supporting groove (1022).
3. A fastener with anti-loosening function as defined in claim 1, wherein: the top of control seat (202) is equipped with control top spring (2021), and control top spring (2021) cup joints the outside at control lever (204), and the both ends of control top spring (2021) are fixed connection respectively in the inside of the top of control seat (202) and locating piece (2011).
4. A fastener with anti-loosening function as defined in claim 1, wherein: when the conversion protrusion (2013) is positioned in the holding groove (2412), the limiting latch (2031) is completely retracted into the positioning block (2011), and the inclined sides between the limiting latch (2031) and the tooth grooves of the limiting latch groove (1031) are mutually extruded to avoid, so that the limiting latch (2031) cannot be completely retracted into the positioning block (2011).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211731848.2A CN116025628B (en) | 2022-12-30 | 2022-12-30 | Fastener with anti-loosening function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211731848.2A CN116025628B (en) | 2022-12-30 | 2022-12-30 | Fastener with anti-loosening function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116025628A CN116025628A (en) | 2023-04-28 |
| CN116025628B true CN116025628B (en) | 2023-12-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211731848.2A Active CN116025628B (en) | 2022-12-30 | 2022-12-30 | Fastener with anti-loosening function |
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| CN (1) | CN116025628B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117006125B (en) * | 2023-09-27 | 2023-12-15 | 南通富通液压有限公司 | Connection locking structure for hydraulic equipment |
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| CN102628473A (en) * | 2012-04-26 | 2012-08-08 | 许松林 | Anti-loosing threaded fastener |
| CN108644214A (en) * | 2018-07-24 | 2018-10-12 | 合肥仨力机械制造有限公司 | A kind of knockdown type anti-back fastener |
| CN212155409U (en) * | 2020-04-13 | 2020-12-15 | 张大川 | Anti-loosening bolt fastening assembly |
| CN216768051U (en) * | 2021-06-24 | 2022-06-17 | 太仓市诚友五金机械有限公司 | Fastener with anti-loosening function for automobile parts |
| CN217029602U (en) * | 2022-04-06 | 2022-07-22 | 苏州键鼎紧固件有限公司 | Reverse locking anti-drop's fastener structure |
| CN114893488A (en) * | 2022-05-24 | 2022-08-12 | 江苏宁欣汽车零部件有限公司 | Locking fastening bolt based on locking means |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220243755A1 (en) * | 2019-06-07 | 2022-08-04 | Somnomed Limited | A locking assembly for a medical device |
-
2022
- 2022-12-30 CN CN202211731848.2A patent/CN116025628B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102628473A (en) * | 2012-04-26 | 2012-08-08 | 许松林 | Anti-loosing threaded fastener |
| CN108644214A (en) * | 2018-07-24 | 2018-10-12 | 合肥仨力机械制造有限公司 | A kind of knockdown type anti-back fastener |
| CN212155409U (en) * | 2020-04-13 | 2020-12-15 | 张大川 | Anti-loosening bolt fastening assembly |
| CN216768051U (en) * | 2021-06-24 | 2022-06-17 | 太仓市诚友五金机械有限公司 | Fastener with anti-loosening function for automobile parts |
| CN217029602U (en) * | 2022-04-06 | 2022-07-22 | 苏州键鼎紧固件有限公司 | Reverse locking anti-drop's fastener structure |
| CN114893488A (en) * | 2022-05-24 | 2022-08-12 | 江苏宁欣汽车零部件有限公司 | Locking fastening bolt based on locking means |
Also Published As
| Publication number | Publication date |
|---|---|
| CN116025628A (en) | 2023-04-28 |
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