CN108302111A - A kind of lasting stop nut structure - Google Patents
A kind of lasting stop nut structure Download PDFInfo
- Publication number
- CN108302111A CN108302111A CN201710023240.7A CN201710023240A CN108302111A CN 108302111 A CN108302111 A CN 108302111A CN 201710023240 A CN201710023240 A CN 201710023240A CN 108302111 A CN108302111 A CN 108302111A
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- dna
- nut
- releaxed circular
- circular dna
- diameter
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- 230000002045 lasting effect Effects 0.000 title claims abstract description 28
- 108020004638 Circular DNA Proteins 0.000 claims abstract description 99
- 230000003172 anti-dna Effects 0.000 claims abstract description 99
- 230000013011 mating Effects 0.000 claims abstract description 8
- 230000009467 reduction Effects 0.000 claims description 6
- 239000007769 metal material Substances 0.000 claims description 2
- 238000000926 separation method Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 18
- 238000005516 engineering process Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000002085 persistent effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 3
- 241000156948 Aphantopus hyperantus Species 0.000 description 2
- 238000004873 anchoring Methods 0.000 description 2
- 238000006748 scratching Methods 0.000 description 2
- 230000002393 scratching effect Effects 0.000 description 2
- 208000012260 Accidental injury Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B37/00—Nuts or like thread-engaging members
-
- 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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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Springs (AREA)
Abstract
The invention discloses a kind of lasting stop nut structures, including nut and anti-DNA releaxed circular DNA, the nut inner wall is equipped with female thread portion, nut inner wall is additionally provided with one section and does not have threaded empty avoiding bit position, mating with anti-DNA releaxed circular DNA in the clearance position, clearance position is T-shaped structure, and there are one without thread circle hole for nut outer wall setting, tail structure for fixing anti-DNA releaxed circular DNA adjusts the safety vent of disengaging dynamics balance when another threaded circular hole is dismounting.The stop nut is when bolt screws in, a stop nut inner wall part is engaged by internal thread with bolt external screw thread, another part by anti-DNA releaxed circular DNA with bolt external screw thread is even closer engages, it is thus possible to bolt is avoided by elastic package power because of occur loosen phenomenon by outer force effect.This stop nut and the structure of bolt cooperation solve the drawbacks of conventional nut is easy to loosen with bolt, and production technology is relatively easy, support that dismounting is repeated several times, fully realize better secure persistent anti-loosing effect.
Description
Technical field
The present invention relates to fastener locking field, in particular to it is a kind of persistently, safety elastic it is locking, support multiple
Repeat the nut of dismounting.
Background technology
The combination of bolts and nuts is most widely used one of the connection and fastening accessory in modern each mechanical technology field.Tradition
Bolts and nuts realize general locking functions using mechanical friction, but are acted on by external force factor, such as vibration, impact
When, the connection of bolts and nuts easily loosens, or even falls off.The loosening of nut will cause connection or fastening strength to subtract
Small or even forfeiture, to influence the quality of connection of bolts and nuts, causes connecting components prematurely to damage, even results in equipment
Failure and personal safety accident.It uses at present or the invention of published stop nut, the locking security reliability having less is managed
Think, the complicated manufacture having is cumbersome, and what is had is inconvenient.
Patent CN2694028 discloses a kind of backstop lock nut, and specifically discloses in the head of nut 1 is pressed with
The card 2 of round belt tooth 3 achievees the purpose that retaining is locking when use on the nut 1 of 2 reamer bolt of card.However, in the patent
Card is simple ellipse, easily slides out nut when in use, causes the disadvantage of tightness difference.
Patent CN204591941 discloses one kind and unloading power bar flush type stop nut structure, specially:In nut body upper end
Counterbore in place a bushing and steel-wire screw-socket, steel-wire screw-socket includes anchoring ring and building ring, and the end of anchoring ring is equipped with one
A crotch, to hook nut body.However, the swivel nut circle of this hook type is exposed, operating personnel easily touch very much, are easy
The accidental injury of operation is caused, and generates safety accident.
Patent CN106050881A discloses a kind of stop nut structure of practicality, specially:In being increased on nut
Spring lasso is set, and spring is set and stretches out opening, spring permanent opening and is equipped with centre bore, effectively prevent that nut is caused to come loose,
Rotation kit device is increased on stop nut simultaneously.However this patent, this is complicated, possible in theory, but uses
Without practical reliable high vibrations anti-loosing effect on the locomotive and big row mechanical equipment of high-speed cruising.
Invention content
The present invention is based on the above problem, it is proposed that a kind of connection is more firm, and performance is more stable, safer and easily
Lasting elastic stop nut structure.To achieve the above object, an embodiment of the present invention provides a kind of lasting stop nut structure,
It is characterized in that, including nut and anti-DNA releaxed circular DNA, the nut inner wall is equipped with female thread portion, is additionally provided with one section and does not have female keep away
Vacancy part, can be mating with anti-DNA releaxed circular DNA in the clearance position, and clearance position is T-shaped structure, and the nut outer wall is integrally formed,
It is characterized in that:Anti- DNA releaxed circular DNA is set as head external part, coil and tail straight segment;The circumference of the clearance position of nut is equipped with two
A circular hole, a circular hole is used to fix the tail straight segment of anti-DNA releaxed circular DNA, while head external part, tail straight segment do not expose nut
Outer wall, positioning and locking ring, safety vent position when another circular hole is dismounting, the screw of trough of belt position are screwed into threaded circular hole, are convenient for
The separation of bolts and nuts.
Also, the anti-DNA releaxed circular DNA is set as the spring structure of adjustable package power, and specifically, the anti-DNA releaxed circular DNA is set as
There is the heterotypic spring structure of inflatable elastomeric, is that the form concentric spirals of increasing diameter are round, when free state, the number of coils, freedom
And reduction length, coil inner and outer diameter, line footpath and coil-span can be automatically according to required anti-DNA releaxed circular DNA package power degree sizes
It adjusts, the head of anti-DNA releaxed circular DNA is to be relatively large in diameter end, is set as the head external part moved towards along its coil, the tail portion of anti-DNA releaxed circular DNA is
Diameter small end is set perpendicularly to the tail straight segment of coil same plane trend.Setting is more convenient for adjusting anti-DNA releaxed circular DNA in this way
Spring dynamics, it is possible to provide the ascending package power of transiens.
In addition, the anti-DNA releaxed circular DNA is provided with the heterotypic spring structure of inflatable elastomeric, it is that the identical rule of diameter is concentric
Spiral is round, when free state, the number of coils, freedom and reduction length, coil inner and outer diameter, line footpath and coil-span can from
Dynamic to be adjusted according to required anti-DNA releaxed circular DNA package power degree size, the head of anti-DNA releaxed circular DNA is set as stretching along the head that its coil moves towards
Outlet, the tail portion of anti-DNA releaxed circular DNA are set perpendicularly to the tail straight segment of coil same plane trend.
According to one embodiment of present invention, which is characterized in that two circular holes are respectively one without thread circle hole and one
A threaded circular hole, the top that the empty avoiding bit position is located at without thread circle hole, the threaded circular hole are located at described
The lower part of empty avoiding bit position, two parts position can be interchanged.
According to one embodiment of present invention, which is characterized in that two circular holes can all be not threaded circular hole.
According to one embodiment of present invention, which is characterized in that a part for the clearance position T-type structure is that diameter is smaller
End, another part are to be relatively large in diameter end, and two parts position can be interchanged.
According to one embodiment of present invention, the heterotypic spring structure of the anti-DNA releaxed circular DNA, wire rod is metal material, horizontal
Cross sectional shape is track type, round rectangle, semicircle, isosceles triangle, ellipse, rectangular, rectangle or circle.
According to one embodiment of present invention, the clearance position can be arranged in any position of nut inner wall, clearance position
Diameter be more than other end internal thread diameter, the size of clearance position can be according to required anti-DNA releaxed circular DNA package power degree size with quantity
To be arranged.
According to one embodiment of present invention, it is externally threaded outer to be less than bolt in a free state for the internal diameter of the anti-DNA releaxed circular DNA
Diameter, when the anti-DNA releaxed circular DNA is connect with mating screw rod, anti-DNA releaxed circular DNA has a certain proportion of expansion, outer diameter slightly to become larger, and substitutes spiral shell
Female internal thread is tightly engaged with bolt external screw thread.
Lasting stop nut structure according to the ... of the embodiment of the present invention, when the anti-DNA releaxed circular DNA of stop nut structure and the outer spiral shell of bolt
When line coordinates, the lasting anti-loosing effect of elasticity, the spring spiral of anti-DNA releaxed circular DNA are realized to the elastic package power of bolt using anti-DNA releaxed circular DNA
The internal thread that circle substitutes nut to be fitted close with the external screw thread of bolt, this considerably increases the contact area between screw thread, thus
Frictional force is increased, safer lasting locking fastening structure is realized.This structure can reach traditional anti-loose structure and be reached
Less than lasting anti-loosing effect, and allow support be repeated several times dismounting because anti-DNA releaxed circular DNA is slight expansion, that is, realize
Higher frictional force also ensures endurance life height, long lifespan, in the fixed company that the junction of component more stablize
It connects, this structure is more suitable for being applied to such as high ferro, motor-car, aerospace, automobile, medical instrument, instrument, big machinery
Many security performances such as arm require high field.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
Obtain other attached drawings according to these attached drawings.
Fig. 1 is a kind of structural schematic diagram of lasting stop nut structure provided in an embodiment of the present invention;
Fig. 2 is the diagrammatic cross-section of stop nut structure provided in an embodiment of the present invention;
One of structural schematic diagram when Fig. 3 is stop nut structure provided in an embodiment of the present invention anti-DNA releaxed circular DNA free state;
Second structural representation when Fig. 4 is stop nut structure provided in an embodiment of the present invention anti-DNA releaxed circular DNA free state;
Third structural representation when Fig. 5 is stop nut structure provided in an embodiment of the present invention anti-DNA releaxed circular DNA free state;
Fig. 6 is the nut diagrammatic cross-section of stop nut structure provided in an embodiment of the present invention;
Fig. 7 is stop nut structure schematic top plan view provided in an embodiment of the present invention;
Fig. 8 is anti-DNA releaxed circular DNA friction schematic diagram when nut provided in an embodiment of the present invention is tightened;
Fig. 9 is anti-DNA releaxed circular DNA friction schematic diagram when nut provided in an embodiment of the present invention exits.
Specific implementation mode
To better understand the objects, features and advantages of the present invention, below in conjunction with the accompanying drawings and specific real
Mode is applied, the present invention is further described in detail, it should be noted that in the absence of conflict, reality of the invention
The feature applied in example and embodiment can be combined with each other.
Many details are elaborated in the following description to facilitate a thorough understanding of the present invention, still, the present invention may be used also
By using other different from implementing in a manner of described here, based on the embodiments of the present invention, those of ordinary skill in the art
The every other embodiment obtained without creative efforts, shall fall within the protection scope of the present invention.Therefore,
Protection scope of the present invention is not limited by following public specific embodiment.
The lasting stop nut structure for describing to provide in the embodiment of the present invention referring to Fig. 1 to Fig. 9.
Fig. 1-3 is please referred to, is a kind of lasting stop nut structure provided in an embodiment of the present invention, wherein the locking spiral shell
Parent structure 100 includes:One nut 110 and an anti-DNA releaxed circular DNA 120,110 inner wall of nut are equipped with 111 part of internal thread, are additionally provided with
One section of 112 part of clearance position without internal thread 111, can be mating with pre-buried anti-DNA releaxed circular DNA 120 in the clearance position, clearance position 112
For T-shaped structure, a part is diameter small end, and another part is to be relatively large in diameter end, and two parts position can be interchanged, nut 110
There are two circular holes for the 112 corresponding outer wall of clearance position of inner wall, i.e.,:Without thread circle hole 113 and threaded circular hole 114, two circles
Hole site can be interchanged, and the nut outer wall is integrally formed, and anti-DNA releaxed circular DNA 120 is set as head external part 121, coil 122, tail
Portion's straightway 123.
In the present embodiment, the anti-DNA releaxed circular DNA 120 be have inflatable elastomeric heterotypic spring structure namely its be that diameter is identical
Regular form concentric spirals circle or the form concentric spirals of increasing diameter are round, and head is the head external part moved towards along its coil
121, tail portion is the tail straight segment 123 of vertical coil same plane trend.In the present embodiment, when free state, anti-DNA releaxed circular DNA 120
The number of coils, freedom and reduction length, coil internal-and external diameter, line footpath and coil-span can pack tightly dynamics according to required
Size adjusts, adjusted according to the space size in clearance position 112 the corresponding number of turns, spring line footpath, coil inner and outer diameter with
And coil-span, it is required with the dynamics that packs tightly for realizing different, to realize different anti-loosing effects.The internal diameter of anti-DNA releaxed circular DNA 120 exists
It is less than the outer diameter of bolt external screw thread 130 under free state, when bolt is tightened in assembling, anti-DNA releaxed circular DNA 120 has a certain proportion of
Expansion, outer diameter slightly become larger, and substitute nut inner thread 111 and are tightly engaged with bolt external screw thread 130, anti-DNA releaxed circular DNA 120 is at this time
Slight expansion, thus spring anti-attenuation is very capable, the service life is also very high, is not in after dismounting several times, and spring will be reported
It is useless, so entirely fastener is scrapped.
- 5 are please referred to Fig.4, is the structural schematic diagram of another anti-DNA releaxed circular DNA in the present embodiment, as shown in figure 4, identical for diameter
The circular heterotypic spring structure of regular form concentric spirals, it is straight that anti-DNA releaxed circular DNA 120 is set as head external part 121, coil 122, tail portion
Line segment 123, the 112 corresponding outer wall of clearance position of 110 inner wall of nut can all be not threaded circular hole there are two circular hole at this time.
When free state, the number of coils, freedom and the reduction length of anti-DNA releaxed circular DNA 120, coil internal-and external diameter, line footpath and coil-span can be with
It is adjusted according to the required strength that packs tightly, the corresponding number of turns, spring is adjusted according to the space size in clearance position 112
Line footpath, coil inner and outer diameter and coil-span are required with the dynamics that packs tightly for realizing different, to realize different locking effects
Fruit;As shown in figure 5, for the circular heterotypic spring structure of regular form concentric spirals of increasing diameter, anti-DNA releaxed circular DNA 120 is set as head and stretches
Outlet 121, coil 122, tail straight segment 123, there are two circular holes for the 112 corresponding outer wall of clearance position of 110 inner wall of nut at this time
Can all be not threaded circular hole.When free state, inside and outside the number of coils, freedom and the reduction length of anti-DNA releaxed circular DNA 120, coil
Diameter, line footpath and coil-span can be adjusted according to the required strength that packs tightly, big according to the space in clearance position 112
It is small to adjust the corresponding number of turns, spring line footpath, coil inner and outer diameter and coil-span, it is wanted with the dynamics that packs tightly for realizing different
It asks, to realize different anti-loosing effects.
In the present embodiment, 120 head of anti-DNA releaxed circular DNA has a head external part 121, head external part 121 to facilitate anti-DNA releaxed circular DNA
120 spring coils start being connected for position with external thread of screw 130, while can coordinate adjustment 120 package power of entire anti-DNA releaxed circular DNA
Size, head is to be relatively large in diameter the 121 corresponding nut outer wall position of head external part at end there are one threaded circular hole 114,
For in special circumstances(Such as:Dismounting dynamics it is larger or for a long time without dismounting and caused by aging, get rusty)The adjusting of enabling
The safety vent position of disengaging dynamics balance, can be screwed into threaded circular hole 114 to bottom end by the screw 115 of head trough of belt position and contact
The head external part 121 of 120 spring ring of anti-DNA releaxed circular DNA firmly twists withdrawing nut 110, and head external part 121 is by 115 bottom of screw at this time
It blocks, bolt external screw thread 130 is detached from packing tightly for 120 spring ring of anti-DNA releaxed circular DNA, reduces package power, to facilitate point of bolts and nuts
From safety vent position is only come into operation when dismantling nut, and the screw 115 of head trough of belt position is screwed into threaded circular hole 114, can
Dynamics when nut is exited to adjust, and the dynamics phase tightened and exit nut can also be realized while ensureing nut anti-looseness
Together, facilitate the repetition of nut to dismount, different dismounting dynamics is realized under different operating environments, this is with prodigious practicality
Property.Tail portion is mating without thread circle hole 113 for the tail straight segment 123 and nut outer wall of diameter small end, locking for fixing
Ring 120 prevents anti-DNA releaxed circular DNA 120 in the arbitrary rotation in 112 the inside of clearance position, and head external part 121, tail straight segment 123 are not revealed
Go out nut outer wall, avoids scratching skin, the size of cooperation adjustment 120 package power of entire anti-DNA releaxed circular DNA.For fixing 120 tail of anti-DNA releaxed circular DNA
The top for being located at the empty avoiding bit position without thread circle hole 113 of portion's straightway 123,121 corresponding band spiral shell of head external part
Line circular hole 114 is located at the lower part of the empty avoiding bit position, and threaded circular hole 114 can be mutual with the position without thread circle hole 113
It changes.
In the present embodiment, the anti-DNA releaxed circular DNA 120, wire cross-section shape is track type, and the purpose designed in this way is
The thickness of clearance position 112 to nut outer wall can be thick, saves space, nut is safer, and service life higher, anti-loosing effect is more pacified
Entirely.
In a further embodiment, 120 spring structure of anti-DNA releaxed circular DNA, wire cross-section shape can also be fillet square
The shapes such as shape, semicircle, isosceles triangle, ellipse, rectangular, rectangle or circle.
In the present embodiment, when the stop nut structure 100 and when be bolted, the external screw thread 130 of bolt first with
The internal thread 111 of nut engages, and is then connect again with anti-DNA releaxed circular DNA 120 pre-buried in clearance position 112, and anti-DNA releaxed circular DNA 120 substitutes nut
Internal thread 111 and the external screw thread 130 of bolt tightly engage, and the spring ring of anti-DNA releaxed circular DNA 120 slightly expands at this time, can utilize elasticity
The external screw thread 130 of package power and bolt tightly engages, effective contact area between what this was greatly increased screw thread, thus increases
Frictional force realizes safer lasting locking fastening structure.Due to the effect of elastic package power, outside anti-DNA releaxed circular DNA 120 and bolt
The frictional force of screw thread 130 will be far longer than the frictional force between traditional bolts and nuts, need the frictional force ability for overcoming bigger
Nut and screw rod are separated, so the lasting anti-loosing effect of this lasting stop nut is more preferable.
Fig. 6 to Fig. 9 is please referred to, in the present embodiment, nut outer wall is without thread circle hole 113 for fixing anti-DNA releaxed circular DNA 120
123 structure of spring tail straight segment when tightening and exit bolt, is fixed 120 tail straight segment 123 of anti-DNA releaxed circular DNA, is avoided
Anti- DNA releaxed circular DNA 120 shakes in clearance position 112, and tail straight segment 123 does not expose nut outer wall, avoids scratching skin.When locking
When ring 120 is diameter identical regular form concentric spirals circle:When tightening nut 110, what frictional force and tightening rotated when nut
Direction is different, and frictional force promotes 120 coil diameter of anti-DNA releaxed circular DNA to become larger at this time, it is assumed that is firmly F1 when tightening nut;When
When exiting nut 110, the screw 115 of head trough of belt position need not be tightened, frictional force is different from the direction rotated when tightening nut,
Frictional force is small at this time, and 120 coil diameter of anti-DNA releaxed circular DNA is promoted to become smaller, and exits the power needed when nut and is greater than and tightens nut
When required power, it is assumed that be firmly F2 when tightening bolt and nut, analysis can obtain, F1<F2, thus tighten nut when
Time allows effect to keep fastener safer, is more avoided that the appearance of loosened fastener phenomenon under the action of external force.When anti-DNA releaxed circular DNA
120 be increasing diameter form concentric spirals circle when:At this time by adjusting the coil diameter size of anti-DNA releaxed circular DNA 120, that is, bullet
Spring great circle and ringlet are worked in coordination, and on the inner wall on great circle top to clearance position 112, ringlet packs tightly external screw thread 130, when tightening nut
When 110, frictional force is different from the direction rotated when tightening nut, and frictional force promotes 120 coil diameter of anti-DNA releaxed circular DNA at this time
Become larger, nut can be tightened easily;When exiting nut 110, the screw 115 of head trough of belt position is tightened, frictional force and tighten spiral shell
The direction rotated when female is different, although frictional force promotes 120 coil diameter of anti-DNA releaxed circular DNA to become smaller at this time, and head trough of belt position at this time
115 bottom of screw hold out against head external part 121, the direction of active force promotes the diameter of spring ring to become larger, and the power held out against is complete
The size of frictional force can be more than entirely, thus while keeping anti-loosing effect, when may be implemented to tighten and exit nut
Required dynamics is identical, and different dynamics claimed ranges is realized according to different assembly environments.
In a further embodiment, clearance position 112 is not limited in the position of nut inner wall, can be in the arbitrary position of nut
It sets, the diameter of clearance position 112 is more than 111 diameter of internal thread, facilitates anti-DNA releaxed circular DNA 120 to be fixed on inside clearance position 112, clearance position
The tail straight segment 123 that there are one 112 corresponding nut outer walls without thread circle hole 113 for fixing anti-DNA releaxed circular DNA 120, another
Threaded circular hole 114 be the safety vent position enabled in special circumstances namely clearance position 112 can in the top half of nut, or
Person middle section can also first contact the interior spiral shell of nut in lower half portion when nut is connect with bolt external screw thread 130
Line 111, it is rear to contact anti-DNA releaxed circular DNA 120 pre-buried in clearance position 112, it can also first contact anti-DNA releaxed circular DNA pre-buried in clearance position 112
120, both the rear internal thread 111 for contacting nut can reach identical effect.
In a further embodiment, clearance position 112 is not limited in the size of nut inner wall, can be arbitrary size, can
To be account for entire nut inner wall 1/2,1/3,1/4,1/5,1/6 etc., the size of clearance position 112 is according to anti-DNA releaxed circular DNA 120 here
Spring coil the number of turns and outer diameter adjust accordingly, to realize that different locking dynamics requires and effect.
In a further embodiment, if space allow, the quantity of clearance position 112 is also unrestricted, can be 1,2
It is a, 3 etc..
A kind of lasting stop nut structure according to the ... of the embodiment of the present invention, one nut 110 of the stop nut structure and
One anti-DNA releaxed circular DNA 120,110 inner wall of the nut are equipped with 111 part of internal thread, are additionally provided with one section of empty avoiding without internal thread 111
112 parts of position, the clearance position 112 and pre-buried anti-DNA releaxed circular DNA 120 are mating, and clearance position 112 is T-shaped structure, and a part is diameter
Small end, another part are to be relatively large in diameter end, and two parts position can be interchanged, and the clearance position 112 of 110 inner wall of nut is corresponding outer
There are two circular holes 113,114 for wall, and the nut outer wall is integrally formed, and anti-DNA releaxed circular DNA 120 divides for head external part 121, coil
122, tail straight segment 123, the anti-DNA releaxed circular DNA 120 are the heterotypic spring structure for having inflatable elastomeric.When specific assembling, bolt
External screw thread 130 first contacted with 111 part of internal thread of nut inner wall, then again with anti-DNA releaxed circular DNA 120 pre-buried in clearance position 112
It contacting, the spring ring of anti-DNA releaxed circular DNA 120 substitutes nut inner thread 111 in clearance position 112 and the external screw thread 130 of bolt tightly engages,
120 slight expansion of anti-DNA releaxed circular DNA at this time, the frictional force of bigger when tightening and exit bolt using elastic package power to realize, to real
The now better lasting anti-loosing effect of elasticity.Because anti-DNA releaxed circular DNA 120 is slight expansion, higher frictional force had both been realized,
It ensure that endurance life height, long lifespan are fixedly connected what the junction of component more stablize, this structure is more suitable for
It is applied to the numerous areas such as high ferro, motor-car, aerospace, automobile, medical instrument, instrument, big machinery arm.
By implementing the technical solution of the present embodiment, can utilize anti-DNA releaxed circular DNA heterotypic spring permanent expansion contractility into
Row component it is locking, solve conventional nut and bolt and be easy because of the drawbacks of outer force effect loosens, and production technology is opposite
Simply, it supports that dismounting is repeated several times, the lasting anti-loose effect realized is that conventional nut and bolt arrangement are too far behind to catch up.
In other embodiments, lasting stop nut structure of the invention is more suitable for parts company in large scale equipment tool
Connect the locking of place, such as automobile, aerospace, high ferro, motor-car, instrument, medical instrument, many high requests of big machinery arm
Field.
In embodiments of the present invention, term " first ", " second ", " third ", " the 4th " etc. are only used for the purpose of description, and
It should not be understood as indicating or implying relative importance;Term " setting " etc. shall be understood in a broad sense, corresponding those skilled in the art
For, the specific meanings of the above terms in the present invention can be understood according to specific conditions.In the present invention, term " connection " etc.
It shall be understood in a broad sense, for example, it may be being indirectly connected, to the skilled in the art, can manage as the case may be
Solve the concrete meaning of above-mentioned term in the present invention.
The description of term " one embodiment " etc. means specific features described in conjunction with this embodiment or example, structure, material
Material or feature are included at least one embodiment or example of the invention.In the present specification, to the schematic of above-mentioned term
Statement is not necessarily referring to identical embodiment or example.And the particular features, structures, materials, or characteristics of description can be in office
What can be combined in any suitable manner in one or more embodiments or example.
It these are only the preferred embodiment of the present invention, be not intended to restrict the invention, for those skilled in the art
For member, the invention may be variously modified and varied, all within the spirits and principles of the present invention, any modification for being made,
Equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (9)
1. a kind of lasting stop nut structure, including nut and anti-DNA releaxed circular DNA, the nut inner wall is equipped with female thread portion, is additionally provided with
One section does not have female empty avoiding bit position, can be mating with anti-DNA releaxed circular DNA in the clearance position, and clearance position is T-shaped structure, the spiral shell
Female outer wall is integrally formed, it is characterised in that:Anti- DNA releaxed circular DNA is set as head external part, coil and tail straight segment;Nut is kept away
It is set on the circumference in vacancy there are two circular hole, a circular hole is used to fix the tail straight segment of anti-DNA releaxed circular DNA, while head external part, tail
Portion's straightway does not expose nut outer wall, positioning and locking ring, and the screw of safety vent position when another circular hole is dismounting, trough of belt position is twisted
Enter threaded circular hole, is convenient for the separation of bolts and nuts.
2. a kind of lasting stop nut structure according to claim 1, which is characterized in that the anti-DNA releaxed circular DNA is provided with swollen
The heterotypic spring structure of swollen elasticity is that the form concentric spirals of increasing diameter are round, when free state, the number of coils, freedom and pressure
Contracting length, coil inner and outer diameter, line footpath and coil-span can be adjusted automatically according to required anti-DNA releaxed circular DNA package power degree size
Whole, the head of anti-DNA releaxed circular DNA is to be relatively large in diameter end, is set as the head external part moved towards along its coil, the tail portion of anti-DNA releaxed circular DNA is diameter
Small end is set perpendicularly to the tail straight segment of coil same plane trend.
3. a kind of lasting stop nut structure according to claim 1, which is characterized in that the anti-DNA releaxed circular DNA is provided with swollen
The heterotypic spring structure of swollen elasticity is that the identical regular form concentric spirals of diameter are round, when free state, the number of coils, freedom
And reduction length, coil inner and outer diameter, line footpath and coil-span can be automatically according to required anti-DNA releaxed circular DNA package power degree sizes
It adjusts, the head of anti-DNA releaxed circular DNA is set as the head external part moved towards along its coil, the tail portion of anti-DNA releaxed circular DNA is set perpendicularly to line
Enclose the tail straight segment of same plane trend.
4. a kind of lasting stop nut structure according to claim 1, which is characterized in that two circular holes be respectively one not
Threaded circular hole and a threaded circular hole, the top that the empty avoiding bit position is located at without thread circle hole, the band spiral shell
Line circular hole is located at the lower part of the empty avoiding bit position, and two parts position can be interchanged.
5. a kind of lasting stop nut structure according to claim 1, which is characterized in that two circular holes can all be without
The circular hole of screw thread.
6. a kind of lasting stop nut structure according to claim 1, which is characterized in that the clearance position T-type structure
A part is diameter small end, and another part is to be relatively large in diameter end, and two parts position can be interchanged.
7. a kind of lasting stop nut structure according to claim 2 or 3, which is characterized in that the spring of the anti-DNA releaxed circular DNA
Structure, wire rod be metal material, cross-sectional shape be track type, round rectangle, semicircle, isosceles triangle, ellipse,
Rectangular, rectangle or circle.
8. a kind of lasting stop nut structure according to claim 1, which is characterized in that the clearance position can be arranged
The diameter of any position of nut inner wall, clearance position is more than other end internal thread diameter, and size and the quantity of clearance position can bases
Required anti-DNA releaxed circular DNA package power degree size is arranged.
9. a kind of lasting stop nut structure according to claim 2, which is characterized in that the internal diameter of the anti-DNA releaxed circular DNA is certainly
By being less than the externally threaded outer diameter of bolt under state, when the anti-DNA releaxed circular DNA is connect with mating screw rod, anti-DNA releaxed circular DNA has certain proportion
Expansion, outer diameter slightly becomes larger, and substitutes nut inner thread and is tightly engaged with bolt external screw thread.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710023240.7A CN108302111A (en) | 2017-01-13 | 2017-01-13 | A kind of lasting stop nut structure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710023240.7A CN108302111A (en) | 2017-01-13 | 2017-01-13 | A kind of lasting stop nut structure |
Publications (1)
Publication Number | Publication Date |
---|---|
CN108302111A true CN108302111A (en) | 2018-07-20 |
Family
ID=62871864
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710023240.7A Pending CN108302111A (en) | 2017-01-13 | 2017-01-13 | A kind of lasting stop nut structure |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN108302111A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110024773A (en) * | 2019-02-20 | 2019-07-19 | 国网江苏省电力公司盐城供电公司 | A kind of scarer for electric tower |
CN111379781A (en) * | 2020-04-10 | 2020-07-07 | 贵州航天精工制造有限公司 | Self-locking nut and using method thereof |
CN114450495A (en) * | 2019-11-02 | 2022-05-06 | 贝恩德西格芒公司 | Bolt with adjustable clamping range |
-
2017
- 2017-01-13 CN CN201710023240.7A patent/CN108302111A/en active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110024773A (en) * | 2019-02-20 | 2019-07-19 | 国网江苏省电力公司盐城供电公司 | A kind of scarer for electric tower |
CN114450495A (en) * | 2019-11-02 | 2022-05-06 | 贝恩德西格芒公司 | Bolt with adjustable clamping range |
CN111379781A (en) * | 2020-04-10 | 2020-07-07 | 贵州航天精工制造有限公司 | Self-locking nut and using method thereof |
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