CN108591221A - Checknut fastening assembly and threaded fastener retaining ring - Google Patents
Checknut fastening assembly and threaded fastener retaining ring Download PDFInfo
- Publication number
- CN108591221A CN108591221A CN201810503151.7A CN201810503151A CN108591221A CN 108591221 A CN108591221 A CN 108591221A CN 201810503151 A CN201810503151 A CN 201810503151A CN 108591221 A CN108591221 A CN 108591221A
- Authority
- CN
- China
- Prior art keywords
- main body
- threaded fastener
- rotation stop
- retaining ring
- convex
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000003780 insertion Methods 0.000 claims abstract description 8
- 230000037431 insertion Effects 0.000 claims abstract description 8
- 230000009471 action Effects 0.000 claims abstract description 5
- 230000000712 assembly Effects 0.000 claims description 3
- 238000000429 assembly Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000013475 authorization Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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
- F16B35/00—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws
- F16B35/04—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws with specially-shaped head or shaft in order to fix the bolt on or in an object
- F16B35/041—Specially-shaped shafts
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Snaps, Bayonet Connections, Set Pins, And Snap Rings (AREA)
- Bolts, Nuts, And Washers (AREA)
Abstract
The present invention relates to a kind of checknut fastening assembly and threaded fastener retaining rings.Checknut fastening assembly includes threaded fastener and retaining ring, the outer wall of threaded fastener is equipped with convex-concave spline structure, retaining ring includes main body and the rotation stop protrusion for coordinating with the sunk part of the convex-concave spline structure of the inner wall beyond main body, the outer wall of main body, which is equipped with, is used for insertion tooth of the built-in connector to coordinate with connector rotation stop, the rotation stop protrusion and sunk part it is at least one equipped with the angular guide surfaces for making rotation stop protrusion produce from sunk part when the two relatively rotates, the main body has elastomeric radial performance, elastomeric radial performance enable when applying torque to threaded fastener rotation stop protrusion in angular guide surfaces under the action of move to the radial outside of main body and produced from the respective recesses part of convex-concave spline structure, and then realize rotation of the threaded fastener in main body.It is easy to use.
Description
Technical field
The present invention relates to a kind of checknut fastening assembly and threaded fastener retaining rings.
Background technology
The connection of airspace engine case structure all uses stud mostly, and the both ends of stud are respectively provided with screw thread, wherein one
The screw thread at end is the interference thread for being connect with casing, and the size that the threaded hole of casing is more than by the size of interference thread is produced
Raw coupling mechanism force achievees the purpose that connect casing.But engine will produce high-frequency vibration during use, stud is vibrating
In the environment of be easy loosen.
Authorization Notice No. is CN204041687U, and authorized announcement date is that the Chinese utility model patent of 2014.12.24 discloses
A kind of loose-resitant belt tooth stud, the loose-resitant belt tooth stud include screw rod and the connecting rod that is connect with screw rod, and connecting rod is equipped with outer
Spline tooth（That is convex-concave spline structure）, which further includes retaining ring, and retaining ring is complete ring body structurc, locking
The inner wall of ring is equipped with for being adapted to the inner spline gear coordinated with rotation stop with the external spline teeth in connecting rod, the outer wall of retaining ring
Both sides are equipped with sector（I.e. embedded tooth）.
Authorization Notice No. is CN101598167B, and authorized announcement date is that the Chinese invention patent of 2013.06.12 discloses one
Kind prevents the method and connection structure that stud rotates on connector, this prevents the connection structure packet that stud rotates on connector
Connector is included, connector is equipped with threaded hole, and the port of threaded hole is equipped with locating snap ring（That is retaining ring）, the middle part of stud is equipped with only
Dynamic platform, the outer shroud of locating snap ring and it is interior be equipped with key teeth, the outer wall of stop platform is equipped with key teeth.
When in use, the screw rod at stud both ends is regular screw threads to above-mentioned stud, and the spiral shell on body is screwed into screw rod
It after pit, needs to knock in retaining ring in body using specific purpose tool, sector and the body fixation of retaining ring make retaining ring phase
Body can not be rotated, while the key teeth on stud is adapted to the key teeth of retaining ring and realizes rotation stop cooperation, stud can not opposite lock
Tight ring rotation, to avoid stud from being rotated in body, prevents stud from loosening.Retaining ring is rigid structure without elasticity,
Stud coordinates by key teeth rotation stop with retaining ring and can not relatively rotate, and can only be struck by specific purpose tool after stud screws in place
Enter in connector, complex procedures are inconvenient for use.
Invention content
The purpose of the present invention is to provide a kind of threaded fastener retaining rings, do not have to solve retaining ring in the prior art
Elasticity, stud can not be relatively rotated with retaining ring, can only be knocked in connector by specific purpose tool, complex procedures are awkward
Problem；The present invention also provides a kind of checknut fastening assemblies using the threaded fastener retaining ring.
In order to solve the above-mentioned technical problem, the technical solution of checknut fastening assembly of the invention is：
The outer wall of checknut fastening assembly, including threaded fastener and retaining ring, threaded fastener is equipped with convex-concave rotation stop knot
Structure, retaining ring include main body and the rotation stop for coordinating with the sunk part of the convex-concave spline structure of the inner wall beyond main body
Protrusion, the outer wall of main body, which is equipped with, is used for insertion tooth of the built-in connector coordinate with connector rotation stop, the rotation stop protrusion and
Sunk part it is at least one equipped with the angular guide surfaces for making rotation stop protrusion produce from sunk part when the two relatively rotates,
There is the main body elastomeric radial performance, elastomeric radial performance to make the rotation stop when applying torque to threaded fastener
Protrusion can move to the radial outside of main body under the action of angular guide surfaces and from the corresponding female concave portion of convex-concave spline structure
Divide and produce, and then realizes rotation of the threaded fastener in main body.
The advantageous effect of the technical solution is：There is the main body of retaining ring elastomeric radial performance, radial elastic to become
Shape performance enable to threaded fastener apply torque when rotation stop protrusion in angular guide surfaces under the action of to main body diameter
It moves and is produced from the respective recesses part of convex-concave spline structure outward, and then realize that threaded fastener turns in main body
Dynamic, operating personnel can first install retaining ring in connector, and locking can also be driven while rotary screwing thread fastener
It is easy to use in ring built-in connector.
The main body is equipped with fracture so that main body has elastomeric radial performance.The radial bullet of main body with fracture
Property deformation performance is more preferable.
There are two the rotation stop protrusion is total and the incision position in main body is set.The convergent force of incision position is maximum, convenient for increasing
Active force between rotation stop protrusion and convex-concave spline structure.
The embedded tooth is arranged at the position opposite with the fracture of main body.Embedded tooth is arranged opposite with fracture
At position, the maximum position of convergent force can be avoided, avoids the cooperation of main body effect of contraction insertion tooth and connector.
The convex surface and concave surface of the convex-concave spline structure are cambered surface.Cambered surface turns convenient for threaded fastener in retaining ring
It is dynamic.
The threaded fastener further includes the thrust platform for thrust retaining ring set on convex-concave spline structure side.Thrust
Platform can push while rotary screwing thread fastener in retaining ring built-in connector, easy to use.
The threaded fastener includes the bolt head set on the end of threaded fastener, and the thrust platform is by bolt capitiform
At.Bolt head can simplify the structure of threaded fastener as thrust platform.
The technical solution of threaded fastener retaining ring of the present invention is：
Threaded fastener retaining ring includes the main body that passes through of threaded fastener for having convex-concave spline structure for outer wall and beyond master
The rotation stop for coordinating with the sunk part of the convex-concave spline structure of threaded fastener of the inner wall of body is raised, on the outer wall of main body
Equipped with the insertion tooth for built-in connector to coordinate with connector rotation stop, the main body has elastomeric radial performance, diameter
To deformation behavior enable when applying torque to threaded fastener rotation stop protrusion move to the radial outside of main body and
It is produced from the respective recesses part of convex-concave spline structure, and then realizes rotation of the threaded fastener in main body.
The advantageous effect of the technical solution is：There is the main body of retaining ring elastomeric radial performance, radial elastic to become
Shape performance enables the rotation stop protrusion when applying torque to threaded fastener to move to the radial outside of main body and stop from convex-concave
The respective recesses part of rotation structure is produced, and then realizes that rotation of the threaded fastener in main body, operating personnel can be first by locks
Tight ring is installed in connector, can also be driven in retaining ring built-in connector while rotary screwing thread fastener, be used letter
Folk prescription is just.
The main body is equipped with fracture so that main body has elastomeric radial performance.The radial bullet of main body with fracture
Property deformation performance is more preferable.
There are two the rotation stop protrusion is total and the incision position in main body is set.The convergent force of incision position is maximum, convenient for increasing
Active force between rotation stop protrusion and convex-concave spline structure.
The embedded tooth is arranged at the position opposite with the fracture of main body.Embedded tooth is arranged opposite with fracture
At position, the maximum position of convergent force can be avoided, avoids the cooperation of main body effect of contraction insertion tooth and connector.
Description of the drawings
Fig. 1 is the structural schematic diagram of the checknut fastening assembly of the present invention；
Fig. 2 is the sectional view along line A-A of the checknut fastening assembly of Fig. 1；
Fig. 3 is the structural schematic diagram of the retaining ring of the checknut fastening assembly of the present invention；
Fig. 4 is the operating diagram of the checknut fastening assembly of the present invention；
Assembling schematic diagram when Fig. 5 is the work of the checknut fastening assembly of the present invention.
It is respectively marked in figure：1. screw rod；2. connecting rod；3. bolt head；4. convex-concave spline structure；5. retaining ring；6. connector；
51. fracture；52. rotation stop is raised；53. being embedded in tooth.
Specific implementation mode
Embodiments of the present invention are described further below in conjunction with the accompanying drawings.
The embodiment 1 of the checknut fastening assembly of the present invention, as shown in Figures 1 to 5, including threaded fastener and locking
Ring 5.Threaded fastener includes screw rod 1 and the connecting rod being connect with screw rod 12, and threaded fastener is used to connect with 6 screw thread of connector
It connects, connector 6 can be the body of engine crankcase, or the vibration frequencies such as automobile chassis are larger, require tightness
Higher equipment.Connector 6 is equipped with the threaded hole being fixedly connected for threaded fastener, and threaded hole is that internal diameter is increased at aperture
Stepped hole.In the present embodiment, threaded fastener is dogbolt, and the one end of dogbolt far from screw rod 1 is equipped with bolt head 3.
The outer wall of screw rod 1 is equipped with the external screw thread being adapted to the threaded hole on connector 6, and the external screw thread on screw rod 1 can use common spiral shell
Line is without being arranged interference thread.
The outer wall of connecting rod 2 is equipped with convex-concave spline structure 4, and convex surface and the concave surface of convex-concave spline structure 4 are cambered surface, just
It is rotated in retaining ring in threaded fastener.Retaining ring 5 includes main body, and the inner wall of main body is equipped with and the convex-concave in connecting rod 2
The outer wall of the rotation stop protrusion 52 that spline structure 4 coordinates, rotation stop protrusion 52 is spherical surface, the outer wall and convex-concave rotation stop of rotation stop protrusion 52
The concave surface of the sunk part of structure 4, which is formed, makes the angular guide surfaces that rotation stop protrusion 52 is produced from sunk part；In other embodiment
In, it can also be only in the upper setting curved surface of one of convex-concave spline structure and rotation stop protrusion, curved surface forms angular guide surfaces.It is main
There is body elastomeric radial performance, elastomeric radial performance to make when applying torque to threaded fastener, rotation stop protrusion
52 can move to the radial outside of main body under the action of angular guide surfaces and from the respective recesses part of convex-concave spline structure 4
It produces, and then realizes rotation of the threaded fastener in main body.Retaining ring 5 is metalwork, or nonmetal parts.Retaining ring
5 are equipped with fracture 51, i.e. retaining ring 5 is not a complete ring body structurc, and it is radial that fracture 51 makes the main body of retaining ring 5 have
Deformation behavior, retaining ring 5 can shrink and expand to change the size of diameter in right amount.Retaining ring 5 in free state,
The size of the internal diameter of retaining ring 5 is less than the size of the outer diameter of connecting rod 2, therefore has one when retaining ring 5 is set in connecting rod 2
Fixed pretightning force, retaining ring 5 is by elastic elastic conjunction in connecting rod 2.It is additionally provided on the outer wall of retaining ring 5 and connects for embedded
The insertion tooth 53 of fitting 6, embedded tooth 53 can realize rotation stop assembly with connector 6.
As preferred embodiment, rotation stop protrusion 52 is total to there are two and is separately positioned on the two of the fracture 51 of retaining ring 5
Side, convergent force of the retaining ring 5 at fracture 51 is maximum, convenient for increasing the effect between rotation stop protrusion 52 and convex-concave spline structure 4
Power preferably realizes that retaining ring 5 is assembled with 2 rotation stop of connecting rod.Preferably, embedded tooth 53 is arranged in retaining ring 5 and fracture 51
Remoter apart from fracture 51 at opposite position, the convergent force of retaining ring 5 is smaller, and the convergent force in retaining ring 5 is arranged in embedded tooth 53
The position of minimum can shrink to avoid retaining ring 5 and the tooth pitch of embedded tooth 53 be made to change, and then lead to embedded tooth 53 and connect
Cooperation between fitting 6 loosens, and can enhance the assembly intensity between retaining ring 5 and connector 6.
Checknut fastening assembly further includes being set to convex-concave spline structure 4 to be used for thrust retaining ring 5 far from 1 side of screw rod
Thrust platform, thrust platform can push 5 built-in connector 6 of retaining ring when dogbolt is screwed into connector 6, use is omitted
The process that retaining ring 5 is pressed into connector 6 by specific purpose tool, it is easy to operate, it is easy to use.Preferably, bolt head 3 forms thrust
Platform.Convex-concave spline structure 4 in connecting rod 2 is arranged close to bolt head 3, when retaining ring 5 is mounted on convex-concave spline structure 4, spiral shell
The inner face of bolt head 3 is contacted with the outer end face of retaining ring 5, to which when dogbolt screws in connector 6, pushing tow retaining ring 5 makes lock
In tight ring built-in connector 6.Using bolt head 3 as thrust platform, the structure of checknut fastening assembly can be simplified.
The checknut fastening assembly of the present invention when in use, retaining ring 5 is set on convex-concave spline structure 4, screw rod 1
It screws in the threaded hole of connector 6, while dogbolt rotates, bolt head 3 pushes the spiral shell of 5 built-in connector 6 of retaining ring
Internal diameter larger part at the aperture of pit, retaining ring 5 coordinate by embedded tooth 53 with 6 rotation stop of connector.Increase screws dynamics, only
Dynamic bolt overcomes the active force between convex-concave spline structure 4 and rotation stop protrusion 52, dogbolt to be rotated in retaining ring 5, until
It is adapted to threaded hole, you can complete the connection operation with connector 6.
The present invention checknut fastening assembly embodiment 2, with embodiment 1 difference lies in：Retaining ring in embodiment 1
It is equipped with fracture, makes retaining ring that there is elastomeric radial performance can also omit fracture in the present embodiment by fracture,
The rotation stop protrusion of retaining ring and the convex-concave spline structure clearance fit of connecting rod provide radial by the material property of rotation stop protrusion
Deformation behavior is rotated for threaded connector in retaining ring.
The present invention checknut fastening assembly embodiment 3, with embodiment 1 difference lies in：Rotation stop is convex in embodiment 1
Rise there are two and be arranged in incision position, in the present embodiment, rotation stop protrusion can also only there are one；Rotation stop protrusion can also be arranged
In the back side of embedded tooth, can also be arranged between the back side and fracture of embedded tooth；Rotation stop protrusion can also be arranged and lock
On the end face of ring, the end of rotation stop protrusion is more than the inner wall of retaining ring；In other embodiments, the endoporus of retaining ring 5 can also
It is arranged on straightway to increase for waist-shaped hole, including the segmental arc being oppositely arranged and the straightway for connecting segmental arc, rotation stop protrusion
The elastomeric radial performance of strong rotation stop high spot.
The present invention checknut fastening assembly embodiment 4, with embodiment 1 difference lies in：Embedded tooth in embodiment 1
It is arranged at the position opposite with fracture, in the present embodiment, embedded tooth can also be arranged on the entire outer wall of retaining ring,
It can also be arranged in the both sides of fracture.
The present invention checknut fastening assembly embodiment 5, with embodiment 1 difference lies in：Convex-concave is stopped in embodiment 1
The convex surface of rotation structure and concave surface are cambered surface, in the present embodiment, spline, spline can also be arranged on the outer wall of connecting rod
Slot forms convex-concave spline structure, and the convex surface Yu concave surface of convex-concave spline structure are inclined-plane at this time, and inclined-plane also forms to tilt simultaneously to be drawn
Guide face.
The present invention checknut fastening assembly embodiment 6, with embodiment 1 difference lies in：Thrust platform in embodiment 1
The shaft shoulder can also be set between convex-concave spline structure and bolt head in the present embodiment for bolt head, the shaft shoulder forms thrust
Platform.
The present invention also provides a kind of embodiment of threaded fastener retaining ring, concrete structure and above-mentioned checknut
The concrete structure of retaining ring in any embodiment of fastening assembly is identical, and details are not described herein again.
Claims (10)
1. the outer wall of checknut fastening assembly, including threaded fastener and retaining ring, threaded fastener is equipped with convex-concave rotation stop
Structure, retaining ring include main body and being used for for the inner wall beyond main body and stopping for the sunk part of convex-concave spline structure cooperation
Turn protrusion, the outer wall of main body, which is equipped with, is used for insertion tooth of the built-in connector to coordinate with connector rotation stop, it is characterised in that：Institute
State at least one be equipped with of rotation stop protrusion and sunk part makes rotation stop protrusion be produced from sunk part when the two relatively rotates
Angular guide surfaces, the main body has elastomeric radial performance, and elastomeric radial performance makes to threaded fastener
When applying torque rotation stop protrusion can be moved to the radial outside of main body under the action of angular guide surfaces and from convex-concave rotation stop knot
The respective recesses part of structure is produced, and then realizes rotation of the threaded fastener in main body.
2. checknut fastening assembly according to claim 1, it is characterised in that：The main body is equipped with fracture so that main
Body has elastomeric radial performance.
3. checknut fastening assembly according to claim 2, it is characterised in that：There are two the rotation stop protrusion is total and set
Set the incision position in main body.
4. checknut fastening assembly according to claim 2, it is characterised in that：The embedded tooth be arranged main body with
At the opposite position of the fracture.
5. according to claim 1-4 any one of them checknut fastening assemblies, it is characterised in that：The convex-concave spline structure
Convex surface and concave surface be cambered surface.
6. according to claim 1-4 any one of them checknut fastening assemblies, it is characterised in that：The threaded fastener is also
It include the thrust platform for thrust retaining ring set on convex-concave spline structure side.
7. checknut fastening assembly according to claim 6, it is characterised in that：The threaded fastener includes being set to spiral shell
The bolt head of the end of line fastener, the thrust platform are formed by bolt head.
Include that there is the main body and exceed that the threaded fastener of convex-concave spline structure passes through for outer wall 8. threaded fastener retaining ring
The rotation stop protrusion for coordinating with the sunk part of the convex-concave spline structure of threaded fastener of the inner wall of main body, the outer wall of main body
It is equipped with and is used for insertion tooth of the built-in connector to coordinate with connector rotation stop, it is characterised in that：The main body has radial bullet
Property deformation performance, elastomeric radial performance enable to threaded fastener apply torque when diameter from rotation stop protrusion to main body
It moves and is produced from the respective recesses part of convex-concave spline structure outward, and then realize that threaded fastener turns in main body
It is dynamic.
9. threaded fastener retaining ring according to claim 8, it is characterised in that：The main body is equipped with fracture so that main
Body has elastomeric radial performance.
10. threaded fastener retaining ring according to claim 9, it is characterised in that：The rotation stop protrusion altogether there are two and
Incision position in main body is set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810503151.7A CN108591221B (en) | 2018-05-23 | 2018-05-23 | Anti-loosening threaded fastening assembly and threaded fastener locking ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810503151.7A CN108591221B (en) | 2018-05-23 | 2018-05-23 | Anti-loosening threaded fastening assembly and threaded fastener locking ring |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108591221A true CN108591221A (en) | 2018-09-28 |
| CN108591221B CN108591221B (en) | 2020-12-04 |
Family
ID=63632767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810503151.7A Active CN108591221B (en) | 2018-05-23 | 2018-05-23 | Anti-loosening threaded fastening assembly and threaded fastener locking ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108591221B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112145529A (en) * | 2020-09-16 | 2020-12-29 | 浙江斯泰新材料科技股份有限公司 | Threaded fastener and connecting mechanism |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB208994A (en) * | 1923-07-17 | 1924-01-03 | James Le Gallais Thelland | Improvements in and relating to self-locking nuts |
| CN1370935A (en) * | 2001-02-13 | 2002-09-25 | 株式会社岛野 | Locking thread unit |
| CN101598167A (en) * | 2009-04-23 | 2009-12-09 | 贵州航天精工制造有限公司 | A kind of method and linkage structure that prevents that stud from rotating on matrix |
| CN102245914B (en) * | 2008-12-09 | 2014-07-09 | 李相哲 | Self-locking bolt nut assembly |
| CN204041687U (en) * | 2014-09-11 | 2014-12-24 | 贵州航太精密制造有限公司 | A kind of loose-resitant belt tooth stud |
| US20150308485A1 (en) * | 2014-04-23 | 2015-10-29 | United Technologies Corporation | Threaded fastener lock |
| CN106246687A (en) * | 2015-08-06 | 2016-12-21 | 杨东佐 | One is fastenedly connected assembly and structure, installation and method for dismounting, crankshaft connecting rod system, track structure, bone attachment means and bone method of attachment |
-
2018
- 2018-05-23 CN CN201810503151.7A patent/CN108591221B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB208994A (en) * | 1923-07-17 | 1924-01-03 | James Le Gallais Thelland | Improvements in and relating to self-locking nuts |
| CN1370935A (en) * | 2001-02-13 | 2002-09-25 | 株式会社岛野 | Locking thread unit |
| CN102245914B (en) * | 2008-12-09 | 2014-07-09 | 李相哲 | Self-locking bolt nut assembly |
| CN101598167A (en) * | 2009-04-23 | 2009-12-09 | 贵州航天精工制造有限公司 | A kind of method and linkage structure that prevents that stud from rotating on matrix |
| US20150308485A1 (en) * | 2014-04-23 | 2015-10-29 | United Technologies Corporation | Threaded fastener lock |
| CN204041687U (en) * | 2014-09-11 | 2014-12-24 | 贵州航太精密制造有限公司 | A kind of loose-resitant belt tooth stud |
| CN106246687A (en) * | 2015-08-06 | 2016-12-21 | 杨东佐 | One is fastenedly connected assembly and structure, installation and method for dismounting, crankshaft connecting rod system, track structure, bone attachment means and bone method of attachment |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112145529A (en) * | 2020-09-16 | 2020-12-29 | 浙江斯泰新材料科技股份有限公司 | Threaded fastener and connecting mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108591221B (en) | 2020-12-04 |
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