CN209638209U - A kind of locking nut - Google Patents
A kind of locking nut Download PDFInfo
- Publication number
- CN209638209U CN209638209U CN201822176638.7U CN201822176638U CN209638209U CN 209638209 U CN209638209 U CN 209638209U CN 201822176638 U CN201822176638 U CN 201822176638U CN 209638209 U CN209638209 U CN 209638209U
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- CN
- China
- Prior art keywords
- locking nut
- ontology
- clamping screw
- inner ring
- baffle
- 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.)
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Abstract
A kind of locking nut, clamping screw including locking nut ontology and for being threadedly coupled with locking nut, the locking nut ontology includes locking nut inner ring and locking nut outer ring, the inner wall of the locking nut inner ring is equipped with screw thread, it further include the detent gasket being fixedly connected with locking nut inner ring on the inner wall of the locking nut inner ring, locking nut inner ring is equipped with limiting groove, the limiting groove quantity is two, two limiting groove place-centrics are symmetrical, the connecting line of two limiting grooves is parallel with detent gasket, the clamping screw includes having the clamping screw ontology of screw thread compatible with locking nut ontology and being fixedly connected with the baffle positioned at clamping screw ontology top with clamping screw ontology, the width of the baffle is adapted with the width size of limiting groove.
Description
Technical field
The utility model relates to fastenings field more particularly to a kind of locking nuts.
Background technique
Existing locking nut includes two kinds, one is being screwed on same bolt with the nut as two, in two spiral shells
A screw-down torque is added between mother, needs to be used cooperatively with check washer, makes to be bolted reliably, another locking nut is
Perforative threaded hole is drilled with using the outer round surface in nut to inner circle flank, but both methods can not all cope with large size
Torsional moment in high-power equipment, anti-loosing effect is undesirable in practical applications.
Summary of the invention
To solve the above-mentioned problems, the utility model provides the locking screw with very strong anti-loosing effect, wear-resistant effect
It is female.
The technical solution of the utility model includes: a kind of locking nut, including locking nut ontology and it is used for and locking screw is maternal
The clamping screw that body is threadedly coupled, locking nut ontology includes locking nut inner ring and locking nut outer ring, the locking nut
The inner wall of inner ring is equipped with screw thread, further includes the detent being fixedly connected with locking nut inner ring on the inner wall of the locking nut inner ring
Gasket, locking nut inner ring are equipped with limiting groove, and the limiting groove quantity is two, two limiting groove place-centrics pair
Claim, the connecting line of two limiting grooves is parallel with detent gasket, and the clamping screw includes having mutually to fit with locking nut ontology
The clamping screw ontology for the screw thread matched and it is fixedly connected with the baffle positioned at clamping screw ontology top with clamping screw ontology, it is described
The width of baffle is adapted with the shape size of limiting groove.
By adopting the above technical scheme, due to being provided with the detent gasket being fixedly connected in locking nut inner ring, work as locking screw
When bolt and locking nut body fits are tightened, there is detent gasket to be stuck in centre between locking nut inner ring and clamping screw, it can be with
Increase the frictional force between locking nut ontology and clamping screw, strengthens the anti-loosing effect of locking nut ontology;Simultaneously, because
Locking nut inner ring is set there are two centrosymmetric limiting groove, and limiting groove is adapted with baffle shapes size, works as locking
When bolt body is threadingly attached to locking nut ontology, baffle is mounted on limiting groove, and limiting groove can prevent from locking
Opposite sliding between tight nut body and clamping screw ontology, plays anti-loose effect.
The further setting of the utility model: the baffle is equipped with protective case, the protective case and baffle shapes size
It is adapted.
By adopting the above technical scheme, by the way that protective case is arranged on baffle, and the shape size of protective case is mutually fitted with baffle
Match, protective case can play the effect for protecting baffle not frayed, and anti-baffle plate serious wear, which has skidded phenomenon, to be caused to lock
Nut body failure, substantially prolongs the service life of locking nut ontology.
The further setting of the utility model: the protective case uses rubber material.
By adopting the above technical scheme, since protective case uses rubber material, rubber material has biggish coefficient of friction, can be with
The frictional force between protective case and baffle is increased, protective case sliding opposite with baffle is avoided；Meanwhile the protective case of rubber material
The frictional force between protective case and locking nut ontology can be increased, the anti-loosing effect of locking nut is further increased.
The further setting of the utility model: the protective case with a thickness of 0.2cm.
By adopting the above technical scheme, many experiments are carried out by the protective case to different-thickness to draw a conclusion, works as protective case
With a thickness of 0.2cm when it is most suitable, when the thickness of protective case be greater than 0.2cm when, protective case will affect locking nut and locking screw
Fastening effect between bolt, when the thickness of protective case is less than 0.2cm, the protective case rate of wear is fast, and the protecting effect played is poor.
The further setting of the utility model: the material that the clamping screw and locking nut ontology use is potassium steel
ZGMn13。
By adopting the above technical scheme, potassium steel ZGMn13 has that high-tensile, high tenacity, anti-impact force be strong, wearability
The features such as strong, clamping screw and locking nut ontology use potassium steel ZGMn13 that can greatly improve locking nut as material
Wearability extends the service life of locking nut.
Detailed description of the invention
Attached drawing 1 is that the locking nut ontology in a kind of locking nut of the utility model specific embodiment is matched with clamping screw
The structural schematic diagram of conjunction.
Attached drawing 2 is the cross-sectional view of clamping screw in a kind of locking nut of the utility model.
Attached drawing 3 is the cross-sectional view of locking nut ontology in a kind of locking nut of the utility model.
Specific embodiment
As shown in Figure 1-3, a kind of locking nut, including locking nut ontology 1 and it is used for and 1 screw thread of locking nut ontology connects
The clamping screw 2 connect, locking nut ontology 1 include locking nut inner ring 3 and locking nut outer ring 4, the locking nut inner ring 3
Inner wall be equipped with screw thread, further include the detent pad being fixedly connected with locking nut inner ring 3 on the inner wall of the locking nut inner ring 3
Piece 5, locking nut inner ring 3 are equipped with limiting groove 6, and 6 quantity of limiting groove is two, two 6 place-centrics of limiting groove
Symmetrically, the connecting line of two limiting grooves 6 is parallel with detent gasket 5, and the clamping screw 2 includes having and locking nut ontology
It the clamping screw ontology 7 of 1 compatible screw thread and is fixedly connected with clamping screw ontology 7 positioned at 7 top of clamping screw ontology
The width of baffle 8, the baffle 8 is adapted with the shape size of limiting groove 6.
Due to being provided with the detent gasket 5 being fixedly connected in locking nut inner ring 3, when clamping screw 2 and locking screw are maternal
When the cooperation of body 1 is tightened, there is detent gasket 5 to be stuck in centre between locking nut inner ring 3 and clamping screw 2, locking screw can be increased
Frictional force between maternal body 1 and clamping screw 2, strengthens the anti-loosing effect of locking nut ontology 1;Simultaneously, because locking screw
Female inner ring 3 is set there are two centrosymmetric limiting groove 6, and limiting groove 6 is adapted with 8 shape size of baffle, works as locking screw
When bolt ontology 7 is threadingly attached to locking nut ontology 1, baffle 8 is mounted on limiting groove 6, and limiting groove 6 can prevent
Opposite sliding between locking nut ontology 1 and clamping screw ontology 7, plays anti-loose effect.
The baffle 8 is equipped with protective case 9, and the protective case 9 is adapted with 8 shape size of baffle.
By the way that protective case 9 is arranged on baffle 8, and the shape size of protective case 9 is adapted with baffle 8, and protective case 9 can be with
The effect for protecting baffle 8 not frayed is played, anti-8 serious wear of baffle plate, which has skidded phenomenon, causes locking nut ontology 1 to lose
Effect, substantially prolongs the service life of locking nut ontology 1.
The protective case 9 uses rubber material.
Since protective case 9 uses rubber material, rubber material has biggish coefficient of friction, can increase protective case 9 and gear
Frictional force between plate 8 avoids protective case 9 and the opposite sliding of baffle 8；Meanwhile the protective case 9 of rubber material can also increase guarantor
Frictional force between sheath 9 and locking nut ontology 1 further increases the anti-loosing effect of locking nut.
The protective case 9 with a thickness of 0.2cm.
It carries out many experiments by the protective case 9 to different-thickness to draw a conclusion, when protective case 9 is with a thickness of 0.2cm
Most suitable, when the thickness of protective case 9 is greater than 0.2cm, protective case 9 will affect the effect of the fastening between locking nut and clamping screw
Fruit, when the thickness of protective case 9 is less than 0.2cm, 9 rate of wear of protective case is fast, and the protecting effect played is poor.
The material that the clamping screw 2 and locking nut ontology 1 use is potassium steel ZGMn13.
Potassium steel ZGMn13 has the characteristics that high-tensile, high tenacity, anti-impact force are strong, wearability is strong, clamping screw 2
The wearability of locking nut can be greatly improved by using potassium steel ZGMn13 as material with locking nut ontology 1, extend locking
The service life of nut.
Claims (5)
1. a kind of locking nut, the clamping screw including locking nut ontology and for being threadedly coupled with locking nut, the lock
Tight nut body includes locking nut inner ring and locking nut outer ring, and the inner wall of the locking nut inner ring is equipped with screw thread, special
Sign is: further including the detent gasket being fixedly connected with locking nut inner ring, locking screw on the inner wall of the locking nut inner ring
Female inner ring is equipped with limiting groove, and the limiting groove quantity is two, and two limiting groove place-centrics are symmetrical, and two limits are recessed
The connecting line of slot is parallel with detent gasket, and the clamping screw includes the locking with screw thread compatible with locking nut ontology
Bolt body and the baffle positioned at clamping screw ontology top, the width and limit of the baffle are fixedly connected with clamping screw ontology
The width size of position groove is adapted.
2. a kind of locking nut described in accordance with the claim 1, it is characterised in that: the baffle is equipped with protective case, the guarantor
Sheath is adapted with baffle shapes size.
3. a kind of locking nut according to claim 2, it is characterised in that: the protective case uses rubber material.
4. a kind of locking nut according to claim 2, it is characterised in that: the protective case with a thickness of 0.2cm.
5. a kind of locking nut described in accordance with the claim 1, it is characterised in that: the clamping screw and locking nut ontology make
Material is potassium steel ZGMn13.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822176638.7U CN209638209U (en) | 2018-12-24 | 2018-12-24 | A kind of locking nut |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822176638.7U CN209638209U (en) | 2018-12-24 | 2018-12-24 | A kind of locking nut |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209638209U true CN209638209U (en) | 2019-11-15 |
Family
ID=68475878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822176638.7U Active CN209638209U (en) | 2018-12-24 | 2018-12-24 | A kind of locking nut |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209638209U (en) |
-
2018
- 2018-12-24 CN CN201822176638.7U patent/CN209638209U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |