CN106837976A - A kind of threaded fastener companion - Google Patents
A kind of threaded fastener companion Download PDFInfo
- Publication number
- CN106837976A CN106837976A CN201611049262.2A CN201611049262A CN106837976A CN 106837976 A CN106837976 A CN 106837976A CN 201611049262 A CN201611049262 A CN 201611049262A CN 106837976 A CN106837976 A CN 106837976A
- Authority
- CN
- China
- Prior art keywords
- nut
- positive
- cloudy
- left end
- internal thread
- 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.)
- Pending
Links
- 230000037431 insertion Effects 0.000 claims abstract 3
- 238000003780 insertion Methods 0.000 claims abstract 3
- 238000010586 diagram Methods 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 210000000952 spleen Anatomy 0.000 description 1
- 210000002784 stomach Anatomy 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
- F16B39/00—Locking of screws, bolts or nuts
- F16B39/02—Locking of screws, bolts or nuts in which the locking takes place after screwing down
- F16B39/12—Locking of screws, bolts or nuts in which the locking takes place after screwing down by means of locknuts
Abstract
A kind of threaded fastener companion, it is regular hexagon by periphery left end, right-hand member is outer cone boss, and endoporus is the regular hexagon of same specification for the positive nut and another outer rim of standard triangle internal thread insertion, but its left end has one section of inner circle taper hole, and right-hand member is also for the cloudy nut of standard triangle internal thread is constituted.The taper of the positive nut right-hand member outer cone boss is corresponding with the taper of cloudy nut left end inner circle taper hole.Positive nut is uniformly distributed the narrow slit blind slot that at least one or more extends along positive nut central axis direction in outer conical boss along small end end face, terminates when also having a segment distance to the side end face of regular hexagon one.After standard nut is tightened on standard bolt by code requirement, positive nut of the invention is screwed into the standard nut outer face and is adjacent to first, conical boss is located at outside, there is inner circle taper hole side to be screwed on cloudy nut again, its inner circle taper hole is contacted with positive nut outer cone boss, continue to pull the purpose that cloudy nut just can reach standard nut Anti-loosen stop.
Description
Technical field
The present invention relates to a kind of fastener companion --- particularly a kind of threaded fastener companion, it and standard are fastened spiral shell
Mother uses cooperatively, and can increase standard clamp nut and keep normal work in the frequently violent occasion of vibration, prevents the work(for loosening
Can, belong to mechanical field.
Background technology
Screw thread is all be unable to do without since forefathers invent and apply threaded fastener, on the equipment of all trades and professions, facility tight
The extensive use of firmware, it may be said that threaded fastener has turned into classic products, it is tens of from now on, or even in centuries all without
Withdraw from the market and be eliminated.
But its is inherent to have the disadvantage, it particularly vibrates and use in violent occasion in various equipment, facility, past
Be led to a disaster because nut is released toward meeting.Trace it to its cause be threaded fastener screw bolt and nut with the use of when, its inside and outside spiral shell
Tooth is in engagement, it is necessary to leave space.This result in nut on the bolt it is in place tighten after, its gap is still present.And be somebody's turn to do
Gap can be analyzed to axial gap and the class of radial clearance two.The elimination gap for being widely used in the market and being introduced in document
Product and method, mainly have flat shim, spring washer, double nut, the nut with nylon union thimble, inserted sheet metal nut and hexagonal
Binding nut etc..But the one of the axial gap or radial clearance for being only capable of eliminating in utilization mostly between standard nut and bolt thread
Kind, it is impossible to while having both at the same time.Once the vibration of place equipment, facility frequently acutely, just immediately loses the function of Anti-loosen stop.
Current highway, in the case that high ferro motor-car is increasingly used widely, its Anti-loosen stop requirement to threaded fastener is got over
Come higher, in the urgent need to a kind of simple structure, Anti-loosen stop function-stable are reliable, and can operationally eliminate bolt spiral shell simultaneously
The threaded fastener of axial gap and radial clearance takes on this important task between female thread.
The content of the invention
Present disclosure is to provide a kind of nut anti-looseness device --- threaded fastener companion of novelty, is characterized in using
It is supported the use with protected standard nut, and its effect is that protected standard nut is hindered as a face fire wall in frequency
It is towering motionless in the strong operating mode of Fanji Opera, reach the purpose of Anti-loosen stop.
It by profile left end is regular hexagon that the present invention is, right-hand member is that positive nut and the outer rim of outer cone boss composition are with rule
Lattice regular hexagon, but its left end has one section of inner circle taper hole, and right-hand member is also for the cloudy nut of standard triangle is constituted.Positive nut right-hand member circle
The taper for boring boss is corresponding with the taper of the inner circle taper hole of cloudy nut left end, and both are in the extreme position for coordinating, positive spiral shell
The small end end diameter of female outer cone boss is greater than the diameter of cloudy nut inner circle taper hole small end, and positive nut cone boss
The size at big end should be greater than the diameter at the cloudy big end of nut left end inner circle taper hole.Positive nut conical boss uniformly sets in end face direction
More than at least one is put since conical boss small end, along the narrow slit blind slot that positive nut central axis direction extends, in distance sun
Nut left end regular hexagon end face outside terminates when also having a segment distance.Every narrow slit blind slot both passes through internal thread hole and passes through up and down
It is logical.Be divided at least more than one section of arc-shaped internal thread voussoir between adjacent two slit blind slots, each voussoir left end with just
Hexagon body is connected, the function with elastic reset.Positive nut and the cloudy respective outer hex size of nut, pitch, thread form,
Total length meets the above-mentioned parameter of the nut that the common thin nut of same specification national standard specifies.The periphery of cloudy nut is entirely long
The regular hexagon with positive nut same specification is on degree, one section of inner circle taper hole of its left end, its taper is convex with positive nut outer cone
The taper of platform is corresponding, and the conical bore outside diameter should be less than positive nut conical boss outside diameter, and end diameter should be less than sun
Nut conical boss end diameter, the tooth number of its right-hand member internal thread is at least more than 1 tooth.
After the plain nut of standard is tightened on bolt by code requirement, it is positive nut outer end of the invention first
Regular hexagon inwardly, for the side of conical boss one towards external application common wrench tighten by outer end, until positive nut outer end is regular hexagon end
Untill face is adjacent to the end face of the protected standard plain nut tightened.At this moment cloudy nut there is into inner circle taper hole one end court again
In, also it is screwed on bolt with common wrench, until the interior circular hole of cloudy nut is contacted with the outer cone boss of positive nut.At this moment use again
Power pulls the regular hexagon periphery of cloudy nut, due to being evenly arranged at least one in the axial direction on the conical boss of positive nut
Above narrow slit blind slot, at this moment continues to be wrenched cloudy nut its inner circle taper hole, will oppress conical boss on positive nut it is adjacent two it is narrow
The female thread of the conical boss of seam blind slot segmentation into a section arc-shaped internal thread voussoir, by wedging bolt helicla flute
In, eliminate the radial clearance between the internal thread thread and bolt helicla flute of arc-shaped internal thread voussoir on positive nut.Due to this
The thread of invention yin, yang nut is the triangle thread of fastening, and its pitch, tooth form with the nut, spiral shell protected
The tooth form of bolt is consistent, therefore axial gap therebetween is also eliminated while radial clearance is eliminated.At this moment cloudy nut is twisted and must be got over
Tightly, will must be tighter with the spiral channel band of bolt the arc-shaped internal thread voussoir in positive nut, allow for the present invention as same
Stifled fire wall is the same, stops loosening of the standard nut in high vibration and retreats, and reaches the purpose of Anti-loosen stop.
When dismantling standard nut shown in the present invention, cloudy nut is reversely pulled with common wrench first, cloudy nut left end
Inner circle taper hole will be progressively disengaged and coordinated with the tapered segment of positive nut outer cone boss, until disengaging bolt is backed out, at this moment
The multi-section circular arc shape internal thread voussoir split by narrow slit blind slot on positive nut in the presence of metallic elastic, its arc-shaped internal thread
Voussoir unclamps in bolt helicla flute, returns to reset condition, at this moment continues reversely to pull the regular hexagon periphery of positive nut, just
Easily can be taken out from bolt, then when reversely turning standard nut with common wrench, so that it may reach dismounting or overhaul its bolt
The purpose of upper clamped part.Due to the present invention only give standard nut increase locking functions, its fastening major function still by
Protected standard nut is provided, therefore the present invention is called threaded fastener companion.
Brief description of the drawings
Fig. 1 is the assembling schematic diagram that threaded fastener companion of the present invention uses on standard bolt nut.
Fig. 2 is the profile of the structural representation of threaded fastener companion middle-jiao yang, function of the spleen and stomach nut of the present invention.
Fig. 3 is the profile of the structural representation of cloudy nut in threaded fastener companion of the present invention.
Specific embodiment
As shown in Figure 1, Figure 2,1. it is standard bolt shown in Fig. 3 schematic diagrames, is 2. standard nut, is 3. positive nut of the invention,
The positive nut outer cone boss of present embodiment is provided with four slit blind slots, that is, 3. left end is connected in positive six to form positive nut
Four arcses shape internal thread voussoir on the shape body of side.3. left end endoporus is provided with a sector hole footpath more than the big footpath of internal thread to the positive nut
The stepped hole of size, is compressing or is unclamping elasticity when resetting its purpose is to increase each arc-shaped internal thread voussoir.4. it is
Cloudy nut, its left end inner circle taper hole can constantly tighten up the four arcses shape on positive nut (3) when right-hand member internal thread forward direction is pulled
Internal thread voussoir is constantly compacted, all gaps during it is completely eliminated with bolt (1) helicla flute.
As shown in figure 1, after standard nut (2) is screwed into the on bolt (1) by code requirement, by positive nut (3) profile
For regular hexagon one end inwardly, conical boss one end outwardly, until the outer face for being screwed to regular hexagon end face and standard nut is pasted
It is flat, at this moment the outer face that positive nut is wrenched with standard nut (2) on the helicla flute of bolt (1) is adjacent to common wrench again.
Cloudy nut (4) is picked up again, makes have conical bore one end inwardly, be screwed on the helicla flute of bolt (1), until the inner circle of cloudy nut (4)
Taper hole and the outer cone boss conical surface contact of positive nut (3), are at this moment wrenched cloudy nut (4) with common wrench again, will be continuous
The four arcses shape continuous banding of internal thread voussoir is in the helicla flute of bolt (1) on the positive nut (3) of compressing, because fastener threads
Triangle thread is, therefore while its radial clearance is eliminated, also eliminates axial gap therebetween.At this moment positive nut
(3) it is combined into one with cloudy nut (4), as a wall, the retrogressing of the standard nut (2) fastened in obstruction bolt (1),
The purpose of Anti-loosen stop is reached.When standard nut to be dismantled (2), cloudy nut (4) outer rim is inserted with common wrench first
Regular hexagon, easily makes to be taken off in the inner circle taper hole of its left end and the outer cone boss of positive nut (3) right-hand member by reversely turning
Separation is opened, until cloudy nut (4) is removed from standard bolt (1) first.At this moment positive nut (3) outer cone boss formed four
Section arc-shaped internal thread voussoir restores to the original state in the presence of elasticity, is at this moment inserted on positive nut (3) just with common wrench again
Hexagon outer rim, easily unloads by reversely firmly turning from bolt (1).At this moment subscript can easily be unloaded with common wrench
Quasi- nut (2).
After effect of the invention is yin, yang nut screw connection, the several sections of wedge actions of arc-shaped internal thread voussoir internally
Under, the stifled fire wall of composition one is the same, prevents the effect of protected standard nut Anti-loosen stop.The fastening function of threaded fastener
Must mainly be undertaken by standard nut (2).The present invention is supported the use with standard nut, and anti-loosing effect is outstanding, therefore referred to as screw thread
Fastener companion.
With high ferro motor-car, locking requirement of the dither such as carplane to threaded fastener is more and more urgent, this hair
The appearance of bright threaded fastener companion will thoroughly solve to be born 200 for many years from threaded fastener, and headachy screw thread is tight
The locking problem of firmware, the new product for inventing Chinese is enjoyed great prestige at home and abroad.
Claims (4)
1. a kind of threaded fastener companion, is regular hexagon by periphery left end, and right-hand member is outer cone boss, and endoporus is standard triangle
The positive nut of shape internal thread insertion is same specification regular hexagon with another outer rim, but its left end has one section of inner circle taper hole, right-hand member
For the cloudy nut of standard triangle internal thread is constituted.
2. a kind of threaded fastener companion according to claim 1, it is characterized in that：The taper of positive nut right-hand member conical boss
Taper with the inner circle taper hole of cloudy nut left end is corresponding, and both are in the extreme position for coordinating, positive nut outer cone boss
Small end end diameter be greater than the diameter of cloudy nut inner circle taper hole small end, the diameter at the positive big end of nut cone boss should be greater than
The diameter at the cloudy big end of nut left end inner circle taper hole.The whole endoporus of internal thread insertion of positive nut, but it has one section to be more than in left end
The stepped hole in the big footpath of the internal thread.
3. a kind of threaded fastener companion according to claim 1, it is characterized in that：Positive nut conical boss is in small end end face
Direction is uniformly arranged more than at least one, and the narrow slit along the extension of positive nut central axis direction since conical boss small end is blind
Groove, terminates when the positive nut left end regular hexagon end face outside of distance also has a segment distance, and every narrow slit blind slot both passes through interior spiral shell
It is divided at least more than one section of arc-shaped internal thread voussoir, each voussoir between pit up/down perforation, adjacent two narrow slit blind slots
Left end is connected with regular hexagon body, the function with elastic reset.
4. a kind of threaded fastener companion according to claim 1, it is characterized in that：The total length of cloudy nut meets national mark
The nut length that accurate common thin nut specifies, its periphery is regular hexagon over the entire length, and its left end has one section of female cone
Hole, its taper is corresponding with the taper of positive nut outer cone boss, and it is convex that the conical bore outside diameter should be less than positive nut cone
The diameter at the big end of platform, end diameter should be less than the diameter of positive nut conical boss small end, and the tooth number of its right-hand member internal thread is at least 1
It is more than tooth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611049262.2A CN106837976A (en) | 2016-11-18 | 2016-11-18 | A kind of threaded fastener companion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611049262.2A CN106837976A (en) | 2016-11-18 | 2016-11-18 | A kind of threaded fastener companion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106837976A true CN106837976A (en) | 2017-06-13 |
Family
ID=59145336
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611049262.2A Pending CN106837976A (en) | 2016-11-18 | 2016-11-18 | A kind of threaded fastener companion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106837976A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112983959A (en) * | 2021-03-25 | 2021-06-18 | 宣化钢铁集团有限责任公司 | Nut locked in screwing process |
| CN114838048A (en) * | 2021-01-30 | 2022-08-02 | 株式会社贵匠技研 | Combined nut with anti-loosening function |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101265937A (en) * | 2008-05-07 | 2008-09-17 | 株洲市荣达铁路机电有限公司 | Self locking combination nut |
| CN202176595U (en) * | 2011-08-19 | 2012-03-28 | 湖南华洋铜业股份有限公司 | A self-locking nut assembly |
| JP2013185704A (en) * | 2012-03-05 | 2013-09-19 | Tanaka Masae | Lock nut |
| CN204692286U (en) * | 2015-06-12 | 2015-10-07 | 鞍钢集团矿业公司 | To top formula expanding cover locking nut |
| CN205503711U (en) * | 2016-03-25 | 2016-08-24 | 罗灿 | Independent controllable elasticity cover locknut |
| CN206190708U (en) * | 2016-11-18 | 2017-05-24 | 华和平 | Threaded fastener companion |
-
2016
- 2016-11-18 CN CN201611049262.2A patent/CN106837976A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101265937A (en) * | 2008-05-07 | 2008-09-17 | 株洲市荣达铁路机电有限公司 | Self locking combination nut |
| CN202176595U (en) * | 2011-08-19 | 2012-03-28 | 湖南华洋铜业股份有限公司 | A self-locking nut assembly |
| JP2013185704A (en) * | 2012-03-05 | 2013-09-19 | Tanaka Masae | Lock nut |
| CN204692286U (en) * | 2015-06-12 | 2015-10-07 | 鞍钢集团矿业公司 | To top formula expanding cover locking nut |
| CN205503711U (en) * | 2016-03-25 | 2016-08-24 | 罗灿 | Independent controllable elasticity cover locknut |
| CN206190708U (en) * | 2016-11-18 | 2017-05-24 | 华和平 | Threaded fastener companion |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114838048A (en) * | 2021-01-30 | 2022-08-02 | 株式会社贵匠技研 | Combined nut with anti-loosening function |
| CN114838048B (en) * | 2021-01-30 | 2024-02-13 | 株式会社贵匠技研 | Combined nut with anti-loosening function |
| CN112983959A (en) * | 2021-03-25 | 2021-06-18 | 宣化钢铁集团有限责任公司 | Nut locked in screwing process |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US6231286B1 (en) | Headed fastener with precisely calculated groove under head to accommodate O'ring sealing member as a self-sealing assembly | |
| CN106640914A (en) | Radial locking anti-loose retreating-stopping nut | |
| CN206190708U (en) | Threaded fastener companion | |
| CN106224355A (en) | Elastic cone wedging type stop nut | |
| CN106837976A (en) | A kind of threaded fastener companion | |
| CN206092662U (en) | Elastic cone wedging formula locknut | |
| CN206320157U (en) | The Anti-loosen stop nut radially locked | |
| GB934020A (en) | Threaded anchorage and method of making same | |
| CN107237806A (en) | Nut retaining locking device | |
| CN209800516U (en) | Accurate moment control type locknut | |
| CN205744788U (en) | One presses solidly nut retainer | |
| CN104930040B (en) | A kind of stop nut assembly | |
| CN206600343U (en) | Combination nut | |
| CN105041831A (en) | Anti-loosening nut | |
| CN214247952U (en) | Anti-loose nut | |
| CN207246198U (en) | Nut retaining locking device | |
| CN211423133U (en) | Anti-loosening double-nut structure | |
| CN213575094U (en) | Double-nut self-locking check bolt | |
| CN204985273U (en) | Prevent nut that becomes flexible | |
| CN209705044U (en) | Screw locking nut | |
| CN210660971U (en) | Anti-loosening locking bolt | |
| CN108288776B (en) | Improved cable (wire) connector | |
| CN208619496U (en) | A kind of Anti-loosening nut | |
| CN208686774U (en) | Screwed retaining ring | |
| CN207569022U (en) | A kind of never becoming loose bolt |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| DD01 | Delivery of document by public notice | ||
| DD01 | Delivery of document by public notice |
Addressee: Hua Heping Document name: Notification to Make Rectification |
|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170613 |