CN204591947U - The anti-loosening lug nut of a kind of novel anti-breaking bar - Google Patents
The anti-loosening lug nut of a kind of novel anti-breaking bar Download PDFInfo
- Publication number
- CN204591947U CN204591947U CN201520310194.5U CN201520310194U CN204591947U CN 204591947 U CN204591947 U CN 204591947U CN 201520310194 U CN201520310194 U CN 201520310194U CN 204591947 U CN204591947 U CN 204591947U
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- China
- Prior art keywords
- flange
- endoporus
- male cone
- strobilus masculinus
- elastic backing
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Abstract
The utility model proposes the anti-loosening lug nut of a kind of novel anti-breaking bar, the end face of nut body is formed with the first flange, and the side face of the first flange is the first male cone (strobilus masculinus), and the endoporus of elastic backing ring or the edge of endoporus are formed with the first inner conical surface; Elastic backing ring is formed with the second flange, and the side face of the second flange is the second male cone (strobilus masculinus), and the endoporus of packing ring or the edge of endoporus are formed with the second inner conical surface.So, after nut body and screw rod screw togather, the first male cone (strobilus masculinus) of the first flange matches with the first inner conical surface of elastic backing ring endoporus, and the second male cone (strobilus masculinus) of the second flange matches with the second inner conical surface of packing ring endoporus, can carry out automatic centering; And can elastic backing ring be extruded when nut body is locked, elastic backing ring remains reverse active force to nut body, nut body is avoided to loosen, and have radial extruding to screw rod, coordinate auto-alignment effect, make screw rod be subject to the extruding force of the equilibriums such as wheel hub, effectively avoid stressed the concentrating of screw rod and fracture.
Description
Technical field
The utility model relates to automobile tire field of components, is specifically related to the anti-loosening lug nut of a kind of novel anti-breaking bar.
Background technique
At present, the known dismounting for the ease of wheel, the 4-6mm less of diameter of bolt hole corresponding on wheel hub of the screw diameter in automobile tire bolt assembly, lug nut is wherein a plane with the contact end face of wheel hub and is parallel with hub plane.Above-mentioned bolt assembly install after result be: after 1. wheel is loaded onto, due to the factor of gravity and above-mentioned bolt hole and screw diameter difference, cause axle centerline and wheel center line on the same axis, not to cause forming irregular running during rotation of wheel; 2. moment of torsion transfer route during automobile running is: moment of torsion passes to bolt through wheel disc, then passes to wheel hub (i.e. wheel).Because above-mentioned bolt hole, screw diameter are poor, after automobile running a period of time, bolt will be made to rotate an angle in advance relative to bolt hole, active force between bolt hole and screw rod is only acted on a bit, when accelerate suddenly in vehicle traveling process and this conversion moment of torsion of emergency braking time, great shearing stress will be formed on this force position, cause bolt to fracture.Just because of this, the position that fractures of tire bolt of the prior art is substantially all on the point of contact of screw rod and wheel hub.And nut is also easy to loosening situation occurs in such using process, brings many troubles, also causes some potential safety hazards.
Given this, inventor furthers investigate the problems referred to above, then has this case to produce.
Model utility content
The purpose of this utility model is to provide one effectively to prevent screw rod from fractureing, and placing nut body loosens, novel and reasonable structure, the convenient and practical anti-loosening lug nut of novel anti-breaking bar.
In order to achieve the above object, the utility model adopts such technological scheme:
The anti-loosening lug nut of a kind of novel anti-breaking bar, comprises nut body and packing ring; Between described nut body and packing ring, pad is provided with elastic backing ring; The end face of described nut body is formed with first flange corresponding with the endoporus of described elastic backing ring, the side face of described first flange is to tapered first male cone (strobilus masculinus) of free end by fixed end, the endoporus of described elastic backing ring or the edge of endoporus are formed with the first inner conical surface matched with described first male cone (strobilus masculinus), and between the maximum diameter of the described first inner conical surface minimum diameter that is in described first male cone (strobilus masculinus) and maximum diameter; Described elastic backing ring be formed stretch into described packing ring endoporus in the second flange, the side face of described second flange is to tapered second male cone (strobilus masculinus) of free end by fixed end, the endoporus of described packing ring or the edge of endoporus are formed with the second inner conical surface matched with described second male cone (strobilus masculinus), and between the maximum diameter of the described second inner conical surface minimum diameter that is in described second male cone (strobilus masculinus) and maximum diameter.
The end face of above-mentioned first flange is connected by level and smooth cambered surface transition with between side face.
Above-mentioned second flange also has the first extension of straight-tube shape; The endoporus of above-mentioned packing ring comprises above-mentioned second inner conical surface, and the straight hole section corresponding with described first extension.
Toroidal cavity is formed in above-mentioned elastic backing ring.
Air or elastic granule is filled with in above-mentioned toroidal cavity.
The inner port edge of above-mentioned packing ring is formed with the 3rd flange extended vertically, and the side face of described 3rd flange is to tapered 3rd male cone (strobilus masculinus) of free end by fixed end.
The side face of above-mentioned nut body is formed with four flange that be affixed parallel with above-mentioned elastic backing ring; Above-mentioned packing ring is formed and extends to described nut body direction and the second extension of the straight-tube shape corresponding with the side face of described elastic backing ring and the 4th flange, and the edge conjunction of described second extension has and to parallel with described elastic backing ring and to stop the baffle ring that described 4th flange exits; Described second extension and the gap had between baffle ring and described nut body for nut body activity.
After adopting technique scheme, the anti-loosening lug nut of novel anti-breaking bar of the present utility model, break through the structural form of conventional tire bolt, after nut body and screw rod screw togather, first male cone (strobilus masculinus) of the first flange matches with the first inner conical surface of elastic backing ring endoporus, second male cone (strobilus masculinus) of the second flange matches with the second inner conical surface of packing ring endoporus, can carry out automatic centering, avoids screw rod to fracture because of the stress of the bias by each parts; And can elastic backing ring be extruded when nut body is locked, elastic backing ring stores a large amount of elastic potential energys, reverse active force is remained to nut body, nut body is avoided to loosen, and have radial extruding to screw rod, coordinate auto-alignment effect, make screw rod be subject to the extruding force of the equilibriums such as wheel hub, effectively avoid stressed the concentrating of screw rod and fracture.Compared with prior art, the anti-loosening lug nut of novel anti-breaking bar of the present utility model, it can effectively prevent screw rod from fractureing, and placing nut body loosens, and novel and reasonable structure is convenient and practical.
Accompanying drawing explanation
Fig. 1 is sectional structure schematic diagram of the present utility model.
In figure:
1-nut body 11-first flange
111-first male cone (strobilus masculinus) 12-the 4th flange
2-packing ring 21-second inner conical surface
22-straight hole section 23-the 3rd flange
231-the 3rd male cone (strobilus masculinus) 24-second extension
25-baffle ring
3-elastic backing ring 31-first inner conical surface
32-second flange 321-second male cone (strobilus masculinus)
322-first extension 33-toroidal cavity.
Embodiment
In order to explain the technical solution of the utility model further, be described in detail below by specific embodiment.
The anti-loosening lug nut of the novel anti-breaking bar of one of the present utility model, as shown in Figure 1, comprises nut body 1 and packing ring 2.
Between nut body 1 and packing ring 2, pad is provided with elastic backing ring 3; The end face of nut body 1 is formed with first flange 11 corresponding with the endoporus of elastic backing ring 3, the side face of the first flange 11 is to tapered first male cone (strobilus masculinus) 11 of free end by fixed end, the endoporus of elastic backing ring 3 or the edge of endoporus are formed with the first inner conical surface 31 matched with the first male cone (strobilus masculinus) 111, and between the maximum diameter of the first inner conical surface 31 minimum diameter that is in the first male cone (strobilus masculinus) 11 and maximum diameter; Elastic backing ring 3 be formed stretch into packing ring 2 endoporus in the second flange 32, the side face of the second flange 32 is to tapered second male cone (strobilus masculinus) 321 of free end by fixed end, the endoporus of packing ring 2 or the edge of endoporus are formed with the second inner conical surface 21 matched with the second male cone (strobilus masculinus) 321, and between the maximum diameter of the second inner conical surface 21 minimum diameter that is in the second male cone (strobilus masculinus) 321 and maximum diameter.The maximum diameter of the first inner conical surface 31 is between the minimum diameter of the first male cone (strobilus masculinus) 11 and maximum diameter can guarantee that the first inner conical surface 31 coordinates with the first male cone (strobilus masculinus) 11 connecting part, and reserves elastically-deformable surplus for elastic backing ring 3.The maximum diameter of the second inner conical surface 21 is between the minimum diameter of the second male cone (strobilus masculinus) 321 and maximum diameter can guarantee that the second inner conical surface 21 coordinates with the second male cone (strobilus masculinus) 321 connecting part, and reserves elastically-deformable surplus for elastic backing ring 3.The utility model in actual use, after nut body 1 and screw rod (not shown) screw togather, first male cone (strobilus masculinus) 111 of the first flange 11 matches with the first inner conical surface 31 of elastic backing ring 3 endoporus, second male cone (strobilus masculinus) 321 of the second flange 32 matches with the second inner conical surface 21 of packing ring 2 endoporus, can automatic centering be carried out, avoid screw rod to fracture because of the stress of the bias by each parts; And elastic backing ring 3 can be extruded when nut body 1 is locked, elastic backing ring 3 stores a large amount of elastic potential energys, reverse active force is remained to nut body 1, nut body 1 is avoided to loosen, and have radial extruding to screw rod, coordinate auto-alignment effect, make screw rod be subject to the extruding force of the equilibriums such as wheel hub, effectively avoid stressed the concentrating of screw rod and fracture.
Preferably, the end face of the first flange 11 is connected by level and smooth cambered surface transition with between side face.Level and smooth cambered surface can with the first inner conical surface 31 flexible contact, when nut body 1 and screw rod can be avoided to screw togather, infringement is produced to the first inner conical surface 31.
Preferably, the second flange 32 also has the first extension 322 of straight-tube shape; The endoporus of packing ring 2 comprises the second inner conical surface 21, and the straight hole section 22 corresponding with the first extension 322.First extension 322 can be padded and is located between straight hole section 22 and screw rod, and by fill gaps, further Thermodynamic parameters power carries out effective equilibrium elasticity buffering.
Preferably, toroidal cavity 33 is formed with in elastic backing ring 3.Toroidal cavity 33 can strengthen the deformation behavior of elastic backing ring 3, like this, while elastic backing ring 3 has own material intensity, also has the deformation performance of better excellence.
In order to strengthen the deformation behavior of elastic backing ring 3 further, preferably, air or elastic granule (not shown) is filled with in toroidal cavity 3.
Preferably, the inner port edge of packing ring 2 is formed with the side face of the 3rd flange the 23, three flange 23 extended vertically is to tapered 3rd male cone (strobilus masculinus) 231 of free end by fixed end.In actual use, 3rd flange 23 can extend in the space of screw rod and wheel bore, along with the locking of nut body 1, utilize the 3rd male cone (strobilus masculinus) 231, centering can be carried out in wheel bore, and avoid screw rod directly to contact with the edge of wheel bore, avoid screw rod to be fractureed by the stress at wheel bore edge further.
In order to make each parts form an entirety, be convenient to completely use and protect internals, preferably, the side face of nut body 1 is formed with four flange 12 that be affixed parallel with elastic backing ring 3; Packing ring 2 is formed and extends to nut body 1 direction and the edge conjunction of the second extension 24, extension 24, second of the straight-tube shape corresponding with the side face of elastic backing ring 3 and the 4th flange 12 has and to parallel with elastic backing ring 3 and to stop the baffle ring 25 that the 4th flange 12 exits from the second extension 24; Second extension 24 and the gap had between baffle ring 25 and nut body 1 for nut body 1 activity.Such structure be more convenient to each parts cooperatively interact carry out action smoothly coordinate.
The anti-loosening lug nut of novel anti-breaking bar of the present utility model, the concrete form of the 4th flange, the second extension and baffle ring can carry out adjusting and designing according to actual requirement, and the size of the activity space of nut body can carry out adjusting and designing according to actual requirement; The maximum diameter of the 3rd flange is greater than the diameter of wheel bore, and minimum diameter is less than the diameter of wheel bore, can guarantee that the 3rd male cone (strobilus masculinus) matches with wheel bore and be adjacent to; Elastic granule is preferably existing has flexible particle, and as elastomer, the concrete material, size, quantity etc. of elastic granule all can carry out adjusting and designing according to actual requirement; The concrete form of toroidal cavity can carry out adjusting and designing according to actual requirement; The concrete form of the first extension and straight hole section and the relation of cooperatively interacting can carry out adjusting and designing according to actual requirement; The concrete form of level and smooth cambered surface can carry out adjusting and designing according to actual requirement; The preferred of first male cone (strobilus masculinus), the first inner conical surface, the second male cone (strobilus masculinus) and the second inner conical surface is coniform, and concrete form, size and angle of inclination etc. can be carried out adjusting and designing according to actual requirement; Concrete form, the material and size etc. of elastic backing ring all can carry out adjusting and designing according to actual requirement, as can be ebonite; The main body of nut body and packing ring is preferably existing structure, but can be cooperation the technical solution of the utility model and do adaptive structural adjustment, and the concrete form of entirety can carry out adjusting and designing according to actual requirement.
Product form of the present utility model is not limited to this case diagram and embodiment, and anyone carries out suitable change or the modification of similar thinking to it, all should be considered as not departing from patent category of the present utility model.
Claims (7)
1. the anti-loosening lug nut of novel anti-breaking bar, comprises nut body and packing ring; It is characterized in that: between described nut body and packing ring, pad is provided with elastic backing ring; The end face of described nut body is formed with first flange corresponding with the endoporus of described elastic backing ring, the side face of described first flange is to tapered first male cone (strobilus masculinus) of free end by fixed end, the endoporus of described elastic backing ring or the edge of endoporus are formed with the first inner conical surface matched with described first male cone (strobilus masculinus), and between the maximum diameter of the described first inner conical surface minimum diameter that is in described first male cone (strobilus masculinus) and maximum diameter; Described elastic backing ring be formed stretch into described packing ring endoporus in the second flange, the side face of described second flange is to tapered second male cone (strobilus masculinus) of free end by fixed end, the endoporus of described packing ring or the edge of endoporus are formed with the second inner conical surface matched with described second male cone (strobilus masculinus), and between the maximum diameter of the described second inner conical surface minimum diameter that is in described second male cone (strobilus masculinus) and maximum diameter.
2. the anti-loosening lug nut of the novel anti-breaking bar of one according to claim 1, is characterized in that: the end face of above-mentioned first flange is connected by level and smooth cambered surface transition with between side face.
3. the anti-loosening lug nut of the novel anti-breaking bar of one according to claim 2, is characterized in that: above-mentioned second flange also has the first extension of straight-tube shape; The endoporus of above-mentioned packing ring comprises above-mentioned second inner conical surface, and the straight hole section corresponding with described first extension.
4. the anti-loosening lug nut of the novel anti-breaking bar of the one according to any one of claim 1-3, is characterized in that: be formed with toroidal cavity in above-mentioned elastic backing ring.
5. the anti-loosening lug nut of the novel anti-breaking bar of one according to claim 4, is characterized in that: be filled with air or elastic granule in above-mentioned toroidal cavity.
6. the anti-loosening lug nut of the novel anti-breaking bar of the one according to any one of claim 1-3, it is characterized in that: the inner port edge of above-mentioned packing ring is formed with the 3rd flange extended vertically, the side face of described 3rd flange is to tapered 3rd male cone (strobilus masculinus) of free end by fixed end.
7. the anti-loosening lug nut of the novel anti-breaking bar of one according to claim 6, is characterized in that: the side face of above-mentioned nut body is formed with four flange that be affixed parallel with above-mentioned elastic backing ring; Above-mentioned packing ring is formed and extends to described nut body direction and the second extension of the straight-tube shape corresponding with the side face of described elastic backing ring and the 4th flange, and the edge conjunction of described second extension has and to parallel with described elastic backing ring and to stop the baffle ring that described 4th flange exits; Described second extension and the gap had between baffle ring and described nut body for nut body activity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520310194.5U CN204591947U (en) | 2015-05-14 | 2015-05-14 | The anti-loosening lug nut of a kind of novel anti-breaking bar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520310194.5U CN204591947U (en) | 2015-05-14 | 2015-05-14 | The anti-loosening lug nut of a kind of novel anti-breaking bar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204591947U true CN204591947U (en) | 2015-08-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520310194.5U Expired - Fee Related CN204591947U (en) | 2015-05-14 | 2015-05-14 | The anti-loosening lug nut of a kind of novel anti-breaking bar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204591947U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106812777A (en) * | 2017-01-23 | 2017-06-09 | 杨聪辉 | A kind of anti-screw rod fractures heavy nut and heavy nut component |
| CN110206809A (en) * | 2019-06-24 | 2019-09-06 | 杨富云 | The locking means and its lock washer of nuts and bolt |
| CN110206808A (en) * | 2019-06-21 | 2019-09-06 | 杨富云 | The locking means and its lock washer of bolts and nuts |
| CN110206810A (en) * | 2019-07-02 | 2019-09-06 | 杨富云 | The locking means and its lock washer of nut and bolt |
| CN110552949A (en) * | 2018-05-31 | 2019-12-10 | 波音公司 | Retention self-aligning washer and nut assembly and method of manufacture by additive manufacturing |
-
2015
- 2015-05-14 CN CN201520310194.5U patent/CN204591947U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106812777A (en) * | 2017-01-23 | 2017-06-09 | 杨聪辉 | A kind of anti-screw rod fractures heavy nut and heavy nut component |
| CN106812777B (en) * | 2017-01-23 | 2019-11-19 | 杨聪辉 | A kind of anti-screw rod fractures heavy nut and heavy nut component |
| CN110552949A (en) * | 2018-05-31 | 2019-12-10 | 波音公司 | Retention self-aligning washer and nut assembly and method of manufacture by additive manufacturing |
| US11448254B2 (en) | 2018-05-31 | 2022-09-20 | The Boeing Company | Retained self-aligning washer and nut assembly and method for fabrication by additive manufacturing |
| CN110552949B (en) * | 2018-05-31 | 2022-10-21 | 波音公司 | Retention self-aligning washer and nut assembly and method of manufacture by additive manufacturing |
| CN110206808A (en) * | 2019-06-21 | 2019-09-06 | 杨富云 | The locking means and its lock washer of bolts and nuts |
| CN110206809A (en) * | 2019-06-24 | 2019-09-06 | 杨富云 | The locking means and its lock washer of nuts and bolt |
| CN110206810A (en) * | 2019-07-02 | 2019-09-06 | 杨富云 | The locking means and its lock washer of nut and bolt |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150826 Termination date: 20180514 |