CN108119482B - A kind of secured tire bolt - Google Patents
A kind of secured tire bolt Download PDFInfo
- Publication number
- CN108119482B CN108119482B CN201711346447.4A CN201711346447A CN108119482B CN 108119482 B CN108119482 B CN 108119482B CN 201711346447 A CN201711346447 A CN 201711346447A CN 108119482 B CN108119482 B CN 108119482B
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- nut
- section
- sleeve
- reaming
- diameter
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- 241000237942 Conidae Species 0.000 claims abstract description 14
- 238000005452 bending Methods 0.000 claims description 34
- 230000002093 peripheral effect Effects 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 5
- 230000008859 change Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 230000009466 transformation Effects 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
- F16B35/00—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws
- F16B35/04—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws with specially-shaped head or shaft in order to fix the bolt on or in an object
- F16B35/041—Specially-shaped shafts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B39/00—Locking of screws, bolts or nuts
- F16B39/02—Locking of screws, bolts or nuts in which the locking takes place after screwing down
- F16B39/023—Locking of screws, bolts or nuts in which the locking takes place after screwing down by driving a conic or wedge-shaped expander through the threaded element
-
- 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
- F16B39/10—Locking of screws, bolts or nuts in which the locking takes place after screwing down by a plate, spring, wire or ring immovable with regard to the bolt or object and mainly perpendicular to the axis of the bolt
- F16B39/103—Locking of screws, bolts or nuts in which the locking takes place after screwing down by a plate, spring, wire or ring immovable with regard to the bolt or object and mainly perpendicular to the axis of the bolt with a locking cup washer, ring or sleeve surrounding the nut or bolt head and being partially deformed on the nut or bolt head, or on the object itself
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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
- 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
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Tires In General (AREA)
Abstract
The present invention proposes a kind of secured tire bolt, in actual use, in the wheel shaft interconnecting piece wheel bore corresponding with wheel hub interconnecting piece for passing through tire by the screw rod of bolt first, stop sleeve is sheathed on screw rod, screw rod is locked by tightening nut, when carrying out screwing movement to nut, second protruding portion of the support end and inner sleeve of supporting sleeve mutually supports connection, first protruding portion of cone shell of column and inner sleeve is mutually supported, the original state of stop sleeve is that the first protruding portion of inner sleeve and the second protruding portion tilt, after nut is tightened, first protruding portion and the second protruding portion can be tilted more, then it supports respectively on the hole of wheel shaft interconnecting piece and wheel hub interconnecting piece, to be balanced support to wheel shaft interconnecting piece and wheel hub interconnecting piece, screw rod during tyre rotation is avoided to shake generation shear stress in hole and cause to break It splits.
Description
Technical field
The present invention relates to auto-parts fields, and in particular to a kind of secured tire bolt.
Background technique
Currently, the known dismounting for the ease of wheel, the screw diameter of automobile tire bolt assemblies is than wheel disc bolt hole
The small 4-6mm of diameter, lug nut and the contact face of tire be a plane and with wheel disc plane be it is parallel, after installation
The result is that: when 1. wheel loads onto wheel hub, wheel dead weight vertically moves down under the action of terrestrial gravitation, due to above-mentioned hole and spiral shell
The factor of shank diameter difference causes hub centre line and wheel center line again on same axis, cannot be formed when wheel being caused to rotate
Irregular operating.2. torque transfer route when running car is: torque passes to tire bolt through wheel hub, then passes to wheel
Disk (i.e. wheel).Since above-mentioned wheel disc bolt hole, screw diameter are poor, running car for a period of time after, tire bolt will be made opposite
Wheel disk hole rotates an angle in advance, acts on wheel disc bolt hole and tire bolt bar contact surface only on one point, in garage
Accelerate during sailing suddenly and when this transformation torque of emergency braking, will form great shear on this force position and answer
Power causes tire bolt to fracture.Just because of this, the position that prior art tire bolt fractures is substantially all in screw rod and wheel disc
Contact point on.In order to solve foregoing problems, Chinese utility model patent CN200720190084.5 discloses a kind of positioning
Combined type tyre nut, it is characterised in that: including nut, washer and guide-localization casing washer, wherein the nut and washer
One end socket riveted link together, enable the nuts and washers relative rotation be fixed together or nut with
Washer is solidified as a whole；The other end of the washer and the abutting end of guide-localization casing washer are fitting end, constitute shrink-fit structure,
In suit place, the end face at two fitting ends of the washer and guide-localization casing washer is equipped with bell and spigot frame, leads described
End face to locating sleeve washer relative to the other end at the fitting end, along an axial extended hollow cylindrical body, in
Hole is connected with the centre bore of washer.
But the utility model is in actual use, is only the cylindrical body insertion spiral shell using guide-localization casing washer
In the gap of bar and wheel disc, screw rod to wheel hub only play the role of it is point-supported, during tyre rotation, between screw rod and hole still
It is so not on same axis, and then circulation shear effect is generated to screw rod, screw rod is easy to be broken.
In consideration of it, inventor furthers investigate the above problem, there is this case generation then.
Summary of the invention
The purpose of the present invention is to provide a kind of secured tire bolt, which can be effectively prevented nut and use
Loosening is generated in journey, allows bolt is stronger to be not easy because being fractureed by shear stress.
In order to achieve the above object, the present invention uses such technical solution:
A kind of secured tire bolt, including the screw rod and nut matched, the screw rod includes head and roofbolt, the bar
Column include the closer head and non-threaded light shell of column and further away from head and have the first externally threaded screw thread shell of column；Also
Including the stop sleeve being sheathed on the screw rod and the locking device positioned to the nut；The light shell of column is formed with
Diameter is thicker and the first wide section and diameter of the closer head are relatively thin and further away from the first thin diameter section of head；It is described
The cone shell of column being tapered by the first wide section to the first thin diameter section is formed between first wide section and the first thin diameter section；
The nut includes nut main body and towards the head direction and is sheathed on the screw rod and supports sleeve；Institute
It states nut main body and supports sleeve by linking together by the rotary way of pivot center of the axis of the nut；It is described
Sleeve is supported with towards the support end of the head and the connecting pin connecting with the nut main body, the support end is formed with
The conical cylinder section being tapered towards the head direction；
The stop sleeve is sheathed between cone shell of column and the conical cylinder section；The stop sleeve includes interior in inside
The outer sleeve that sleeve and matching are placed on outside inner sleeve；The outer sleeve has towards the head and corresponding with wheel shaft interconnecting piece
The first outer corresponding end, and towards the nut and the second outer corresponding end corresponding with wheel hub interconnecting piece；The inner sleeve tool
Have towards corresponding end in the head and corresponding with wheel shaft interconnecting piece first, and towards the nut and with wheel hub interconnecting piece
Corresponding end in corresponding second；Corresponding end is formed with first protruded from outside the described first outer corresponding end and protrudes in described first
Portion, corresponding end is formed with the second protruding portion protruded from outside the described second outer corresponding end in described second；First protruding portion
Including multiple the first bending parts gradually bent from inside to outside towards the cone shell of column, multiple first bending parts are around described
The axis of inner sleeve is in uniform annular array；Second protruding portion includes multiple gradually curved from inside to outside towards the conical cylinder section
Second bending part of folding, multiple second bending parts are in uniform annular array around the axis of the inner sleeve；
The circumferential surface of the connecting pin for supporting sleeve is formed with the annular flange radially extended, and the nut main body includes
Main part and the linkage section connecting with the annular flange are formed with matching on the inside of the linkage section and accommodate the convex annular
Edge and the annular groove rotated for annular flange around the axis of the nut；
The main part include diameter it is relatively thick and relatively thin further away from the second wide section and diameter of the linkage section and compared with
Close to the second thin diameter section of linkage section；
The medial surface of the main part is formed with the first internal screw thread matched with first external screw thread, and described second
The outer peripheral surface of thin diameter section is formed with the second external screw thread；
The diameter of second thin diameter section is smaller than the diameter of the linkage section, and second thin diameter section and the linkage section are logical
The connection thin diameter section smaller than the diameter of the second thin diameter section is crossed to link together；The connection thin diameter section includes multiple along the nut
Axis be in uniform annular array link block, be formed with the first gap between the adjacent link block；The locking device
Including the stop nut being sheathed at second thin diameter section, and the elastic collar at the connection thin diameter section；It is described anti-
The medial surface of loose nut is formed with the second internal screw thread matched with second external screw thread；The elastic collar includes being sheathed on
Outer elastic ring body and multiple one-to-one correspondence outside the connection thin diameter section penetrate the interior Elastic Block in each first gap；
There is the second gap between the medial surface of the outer elastic ring body and the outer peripheral surface of the connection thin diameter section；The stop nut tool
There is the first pressed end towards the elastic collar, the linkage section has the second pressed end towards the elastic collar；Institute
The threaded hole for stating stop nut is formed with the first reaming in first pressed end, the diameter of first reaming by it is interior extremely
It becomes larger outside；Second pressed end is formed with annular protrusion corresponding with first reaming, the annular protrusion shape
The second opposite reaming of first reaming described in Cheng Youyu, the diameter of second reaming become larger from the inside to the outside；The outer bullet
Property ring body is formed with first annular inclined-plane corresponding with first reaming, and the second ring corresponding with second reaming
Shape inclined-plane.
The outer diameter of the annular protrusion is less than or equal to the maximum gauge of first reaming；The annular protrusion outer ledge
It is formed with parallel sealing inclined-plane corresponding with first reaming.
Third space is formed between each interior Elastic Block and the screw thread shell of column.
The angle degree of first bending part and the screw axis is equal to second bending part and screw axis
Angle degree and angle degree is a, the outer peripheral surface of the cone shell of column and the angle degree of the screw axis are equal to the cone
The outer peripheral surface of cylinder section and the angle degree and angle degree of screw axis are b, and a is less than b.
The medial surface of the outer sleeve is formed with the fin that a plurality of axis direction along outer sleeve extends, the cross of the fin
Section is the isosceles triangle being tapered by butt to tip.
After adopting the above technical scheme, secured tire bolt of the invention, in actual use, first by bolt
Screw rod passes through in the wheel shaft interconnecting piece wheel bore corresponding with wheel hub interconnecting piece of tire, and stop sleeve is sheathed on screw rod, passes through rotation
Tight nut locks screw rod, when carrying out screwing movement to nut, supports the support end of sleeve and the second of inner sleeve dashes forward
Portion mutually supports connection out, and the first protruding portion for boring shell of column and inner sleeve is mutually supported, and the original state of stop sleeve is inner sleeve
The first protruding portion and the second protruding portion of cylinder tilt, and after nut is tightened, the first protruding portion and the second protruding portion can more be stuck up
Rise, then support respectively on the hole of wheel shaft interconnecting piece and wheel hub interconnecting piece, thus to wheel shaft interconnecting piece and wheel hub interconnecting piece into
Row balanced support avoids screw rod during tyre rotation from shaking generation shear stress in hole and cause to be broken.Wherein, first is curved
The setting of folding part and the second bending part enables to stop sleeve more to bend when sleeve is supported with cone shell of column and supporting, stress
More uniform, outer sleeve can play the role of reinforcing to inner sleeve, prevent the first protruding portion and the second protruding portion of inner sleeve
It is broken under counter-active effect power, reinforces the fastness and stability of stop sleeve, while the first protruding portion and the second protruding portion can
Outer sleeve is blocked, outer sleeve is avoided to deviate from.And after nut is in locking state, the stop nut court of locking device is rotated
Head direction is mobile and supports to elastic collar, and the first reaming is corresponding with first annular inclined-plane to be supported, and second expands
Hole is corresponding with the second annular slope to be supported, and the first reaming and the second reaming match and generate elastic collar towards screw rod
The pressure in direction, and then support each interior Elastic Block with screw extruding and contact, huge friction of rest power is generated, in this way can
Cooperate nut and screw rod even closer secured, nut will not rotate backward, and nut is firmly fixed on locked position, and then keep away
Exempt from entire nut to loosen, prevents screw rod and nut tripping.Compared with prior art, secured tire bolt of the invention,
In actual use, support can be balanced to wheel shaft and wheel hub, makes screw rod stress equalization, avoid screw rod by recycling
Dynamic shearing stress, it is ensured that screw rod is not easy to break, and is effectively prevented nut and generates loosening in use, allow bolt more
Add firm and durable, it is practical.
Detailed description of the invention
Fig. 1 does not lock status architecture schematic diagram for use state of the present invention；
Fig. 2 is the locking state structural schematic diagram of use state of the present invention；
Fig. 3 is the first schematic cross-sectional view of the invention；
Fig. 4 is the second schematic cross-sectional view of the invention；
Fig. 5 is third schematic cross-sectional view of the invention；
Fig. 6 is the 4th schematic cross-sectional view of the invention；
Fig. 7 is partial structural diagram of the invention.
In figure:
1- screw rod
11- head
12- roofbolt
121- light shell of column 1211- the first wide section 1212- the first thin diameter section 1213- bores shell of column
122- screw thread shell of column
123- stop sleeve
1231- inner sleeve
A1- the first protruding portion a11- the first bending part a2- the second protruding portion the second bending part of a21-
1232- outer sleeve b1- fin
124- locking device
1241- stop nut the first pressed end of c1-
1242- elastic collar
Elastic Block in the outer elastic ring body d2- of d1-
2- nut
21- nut main body
211- linkage section 2111- annular groove the second pressed end of 2112-
212- the second wide section the second thin diameter section of 213-
214- connection thin diameter section 2141- link block
22- supports sleeve
The support end the 221- connecting pin 222- 2221- annular flange
3- wheel shaft interconnecting piece
4- wheel hub interconnecting piece.
Specific embodiment
In order to further explain the technical solution of the present invention, being described in detail below by specific embodiment.
A kind of secured tire bolt of the invention, as shown in figs. 1-7, including the screw rod 1 and nut 2 matched.
Screw rod 1 includes head 11 and roofbolt 12, roofbolt 12 include closer head 11 and non-threaded light shell of column 121 and compared with
Far from head 11 and there is the first externally threaded screw thread shell of column 122；It further include the stop sleeve 123 being sheathed on screw rod 1 and right
The locking device 124 that nut 2 is positioned；Light shell of column 121 is formed with that diameter is thicker and the first wide section of closer head 11
1211 and diameter it is relatively thin and further away from the first thin diameter section 1212 of head 11；First wide section 1211 and the first thin diameter section 1212
Between be formed with the cone shell of column 1213 being tapered by 1211 to the first thin diameter section 1212 of the first wide section；
Nut 2 includes nut main body 21 and towards 11 direction of head and is sheathed on screw rod 1 and supports sleeve 22；Nut master
Body 21 and sleeve 22 is supported by linking together by the rotary way of pivot center of the axis of nut 2；Support sleeve 22
With towards the support end of head 11 221 and the connecting pin connecting with nut main body 21 222, support end 221 is formed with towards bar
The conical cylinder section that first 11 direction is tapered；
Stop sleeve 123 is sheathed between cone shell of column 1213 and conical cylinder section；Stop sleeve 123 includes the inner sleeve in inside
The outer sleeve 1232 that cylinder 1231 and matching are placed on outside inner sleeve 1231；Outer sleeve 1232 have towards head 11 and with wheel axis connection
The outer corresponding end in portion 3 corresponding first, and towards nut 2 and second outer corresponding end corresponding with wheel hub interconnecting piece 4；Inner sleeve
1231 have towards corresponding end in head 11 and corresponding with wheel shaft interconnecting piece 3 first, and connect towards nut 2 and with wheel hub
Corresponding end in portion 4 corresponding second；Corresponding end is formed with the first protruding portion a1 protruded from outside the first outer corresponding end in first,
Corresponding end is formed with the second protruding portion a2 protruded from outside the second outer corresponding end in second；First protruding portion a1 includes multiple directions
The first bending part a11, multiple first bending part a11 that cone shell of column 1213 is gradually bent from inside to outside surrounds the axis of inner sleeve 1231
Line is in uniform annular array；Second protruding portion a2 includes multiple the second bending parts gradually bent from inside to outside towards conical cylinder section
A21, multiple second bending part a21 are in uniform annular array around the axis of inner sleeve 1231；
The circumferential surface for supporting the connecting pin 222 of sleeve 22 is formed with the annular flange 2221 radially extended, nut main body 21
Including main part and the linkage section connecting with annular flange 2,221 211, the inside of linkage section 211 is formed with matching accommodating annular
Flange 2221 and the annular groove 2111 rotated for annular flange 2221 around the axis of nut 2；
Main part includes that diameter is relatively thick and relatively thin further away from the second wide section 212 and diameter of linkage section 211 and relatively lean on
Second thin diameter section 213 of nearly linkage section 211；
The medial surface of main part is formed with the first internal screw thread matched with the first external screw thread, the second thin diameter section 213
Outer peripheral surface is formed with the second external screw thread；
The diameter of second thin diameter section 213 is smaller than the diameter of linkage section 211, and the second thin diameter section 213 and linkage section 211 pass through ratio
The connection thin diameter section 214 that the diameter of second thin diameter section 213 is small links together；Connecting thin diameter section 214 includes multiple along nut 2
Axis is in the link block 2141 of uniform annular array, is formed with the first gap between adjacent link block 2141；Locking device 124
Including the stop nut 1241 being sheathed at the second thin diameter section 213, and the elastic collar 1242 at connection thin diameter section 214；
The medial surface of stop nut 1241 is formed with the second internal screw thread matched with the second external screw thread；Elastic collar 1242 includes being arranged
In outside connection thin diameter section 214 outer elastic ring body d1 and multiple one-to-one correspondence penetrate interior Elastic Block d2 in each first gap；
There is the second gap between the medial surface of outer elastic ring body d1 and the outer peripheral surface for connecting thin diameter section 214；Stop nut 1241 has
Towards the first pressed end c1 of elastic collar 1242, linkage section 211 has the second pressed end 2112 towards elastic collar 1242；
The threaded hole of stop nut 1241 is formed with the first reaming in the first pressed end c1, the diameter of the first reaming from the inside to the outside by
Gradual change is big；Second pressed end 2112 is formed with annular protrusion corresponding with the first reaming, and annular protrusion is formed with to be expanded with first
The second opposite reaming of hole, the diameter of the second reaming become larger from the inside to the outside；Outer elastic ring body d1 is formed with and the first reaming
Corresponding first annular inclined-plane, and the second annular slope corresponding with the second reaming.
After adopting the above technical scheme, secured tire bolt of the invention, in actual use, first by bolt
Screw rod 1 passes through in the wheel bore corresponding with wheel hub interconnecting piece 4 of wheel shaft interconnecting piece 3 of tire, and stop sleeve set 123 is set on screw rod 1,
Screw rod 1 is locked by tightening nut 2, when carrying out screwing movement to nut 2, support the support end 221 of sleeve 22 with
Second protruding portion a2 of inner sleeve 1231 mutually supports connection, bores shell of column 1213 and the first protruding portion a1 of inner sleeve 1231 is mutual
It supports, the original state of stop sleeve 123 is that the first protruding portion a1 and the second protruding portion a2 of inner sleeve 1231 are tilted, when by spiral shell
After mother 2 tightens, the first protruding portion a1 and the second protruding portion a2 can be tilted more, then be supported respectively in wheel shaft interconnecting piece 3 and wheel
On the hole of hub interconnecting piece 4, to be balanced support to wheel shaft interconnecting piece 3 and wheel hub interconnecting piece 4, during avoiding tyre rotation
Screw rod 1 shakes in hole to be generated shear stress and causes to be broken.Wherein, the setting of the first bending part a11 and the second bending part a21
It enables to stop sleeve 123 more to bend with cone shell of column 1213 and supporting when sleeve 22 is supported, is more uniformly stressed, housing
Cylinder 1232 can play the role of reinforcing to inner sleeve 1231, prevent the first protruding portion a1 and the second protruding portion of inner sleeve 1231
A2 is broken under counter-active effect power, reinforces the fastness and stability of stop sleeve 123, while the first protruding portion a1 and second is prominent
Portion a2 can block outer sleeve 1232 out, and outer sleeve 1232 is avoided to deviate from.And after nut 2 is in locking state, rotation is anti-
The stop nut 1241 of loose device 124 is mobile towards 11 direction of head and supports to elastic collar 1242, the first reaming and the
One annular slope is corresponding to be supported, and the second reaming is corresponding with the second annular slope to be supported, the first reaming and second
Reaming matches the pressure to the generation of elastic collar 1242 towards 1 direction of screw rod, and then squeezes each interior Elastic Block d2 and screw rod 1
Top contact is compressed, huge friction of rest power is generated, nut 2 and screw rod 1 can in this way cooperated even closer secured, nut 2
It will not rotate backward, nut 2 is firmly fixed on locked position, and then entire nut 2 is avoided to loosen, prevent 1 He of screw rod
Nut 2 is threaded off.
Preferably, the outer diameter of annular protrusion is less than or equal to the maximum gauge of the first reaming；Annular protrusion outer ledge is formed
There is parallel sealing inclined-plane corresponding with the first reaming.Secured tire bolt of the invention works as locking in actual use
After stop nut 1241, sealing inclined-plane is parallel with the hole wall of the first reaming to be in close contact, and is primarily served sealing function, is avoided rainwater
Elastic collar is damaged Deng entering.
Preferably, third space is formed between each interior Elastic Block d2 and screw thread shell of column 122.Secured tire of the invention
Bolt, in actual use, the presence of third space can make have one between interior Elastic Block d2 and screw thread shell of column 122
Fixed space, when not locking stop nut 1241, it is ensured that the rotation of nut main body 21 is smooth.
Preferably, the angle degree of the first bending part a11 and 1 axis of screw rod is equal to the second bending part a21 and 1 axis of screw rod
Angle degree and angle degree be a, the angle degree of the outer peripheral surface and screw rod 1 axis of boring shell of column 1213 is equal to conical cylinder section
The angle degree of outer peripheral surface and 1 axis of screw rod and angle degree are b, and a is less than b.This structure is convenient for cone shell of column 1213 and cone cylinder
The bending angle of first bending part a11 and the second bending part a21 are gradually supported and become larger by section, so make the first bending part a11 and
It more protrudes after second bending part a21 bending and the hole wall of wheel shaft interconnecting piece and wheel hub interconnecting piece is carried out to support support.Specifically
Structure can be that pad sets several gaskets between wheel hub and the linkage section of nut main body 21, after long-time use, if the first bending
Gap is generated between portion a11 and the second bending part a21 and wheel shaft interconnecting piece and the hole wall of wheel hub interconnecting piece, gasket quantity can be reduced
And continue tightening nut 2, and then make the first bending part a11 and the second bending part a21 continue deformation and again to wheel shaft interconnecting piece
It carries out supporting support with the hole wall of wheel hub interconnecting piece.
Preferably, the medial surface of outer sleeve 1232 is formed with the fin that a plurality of axis direction along outer sleeve 1232 extends
The cross section of b1, fin b1 are the isosceles triangle being tapered by butt to tip.Secured tire bolt of the invention, in reality
In the use process of border, keep outer sleeve 1232 less easily-deformable using the stability of isosceles triangle, can to inner sleeve 1231 into
Row is reliable to be reinforced.
Product form of the invention is not limited to this case diagram and embodiment, anyone carries out the appropriate of similar thinking to it
Changes or modifications all should be regarded as not departing from patent category of the invention.
Claims (5)
1. a kind of secured tire bolt, including the screw rod and nut matched, the screw rod includes head and roofbolt, the roofbolt
Including the closer head and non-threaded light shell of column and further away from head and there is the first externally threaded screw thread shell of column；It is special
Sign is: further including the stop sleeve being sheathed on the screw rod and the locking device that is positioned to the nut；The light
Shell of column is formed with that diameter is thicker and the first wide section and diameter of the closer head are relatively thin and first thin further away from head
Diameter section；The cone being tapered by the first wide section to the first thin diameter section is formed between first wide section and the first thin diameter section
Shell of column；
The nut includes nut main body and towards the head direction and is sheathed on the screw rod and supports sleeve；The spiral shell
Female main body and sleeve is supported by linking together by the rotary way of pivot center of the axis of the nut；It is described to support
For sleeve with towards the support end of the head and the connecting pin connecting with the nut main body, the support end is formed with direction
The conical cylinder section that the head direction is tapered；
The stop sleeve is sheathed between cone shell of column and the conical cylinder section；The stop sleeve includes the inner sleeve in inside
The outer sleeve being placed on outside inner sleeve with matching；The outer sleeve has towards the head and corresponding with wheel shaft interconnecting piece the
One outer corresponding end, and towards the nut and the second outer corresponding end corresponding with wheel hub interconnecting piece；The inner sleeve has court
The corresponding end into the head and corresponding with wheel shaft interconnecting piece first, and towards the nut and opposite with wheel hub interconnecting piece
Corresponding end in second answered；Corresponding end is formed with the first protruding portion protruded from outside the described first outer corresponding end in described first,
Corresponding end is formed with the second protruding portion protruded from outside the described second outer corresponding end in described second；First protruding portion includes
Multiple the first bending parts gradually bent from inside to outside towards the cone shell of column, multiple first bending parts surround the inner sleeve
The axis of cylinder is in uniform annular array；Second protruding portion includes multiple gradually bending from inside to outside towards the conical cylinder section
Second bending part, multiple second bending parts are in uniform annular array around the axis of the inner sleeve；
The circumferential surface of the connecting pin for supporting sleeve is formed with the annular flange radially extended, and the nut main body includes main body
Part and the linkage section that connect with the annular flange are formed with the matching accommodating annular flange simultaneously on the inside of the linkage section
The annular groove rotated for annular flange around the axis of the nut；
The main part includes that diameter is relatively thick and thinner and closer further away from the second wide section and diameter of the linkage section
Second thin diameter section of linkage section；
The medial surface of the main part is formed with the first internal screw thread matched with first external screw thread, second thin footpath
The outer peripheral surface of section is formed with the second external screw thread；
The diameter of second thin diameter section is smaller than the diameter of the linkage section, and second thin diameter section and the linkage section pass through ratio
The small connection thin diameter section of the diameter of second thin diameter section links together；The connection thin diameter section includes multiple axis along the nut
Line is in the link block of uniform annular array, is formed with the first gap between the adjacent link block；The locking device includes
The stop nut being sheathed at second thin diameter section, and the elastic collar at the connection thin diameter section；The locking spiral shell
Female medial surface is formed with the second internal screw thread matched with second external screw thread；The elastic collar is described including being sheathed on
Outer elastic ring body and multiple one-to-one correspondence outside connection thin diameter section penetrate the interior Elastic Block in each first gap；It is described
There is the second gap between the medial surface of outer elastic ring body and the outer peripheral surface of the connection thin diameter section；The stop nut has court
To the first pressed end of the elastic collar, the linkage section has the second pressed end towards the elastic collar；It is described anti-
The threaded hole of loose nut is formed with the first reaming in first pressed end, the diameter of first reaming from the inside to the outside by
Gradual change is big；Second pressed end is formed with annular protrusion corresponding with first reaming, and the annular protrusion is formed with
The diameter of second reaming opposite with first reaming, second reaming becomes larger from the inside to the outside；The outer elastic ring
Body is formed with first annular inclined-plane corresponding with first reaming, and the second circular slanting corresponding with second reaming
Face.
2. a kind of secured tire bolt according to claim 1, it is characterised in that: the outer diameter of the annular protrusion be less than etc.
In the maximum gauge of first reaming；The annular protrusion outer ledge is formed with corresponding parallel with first reaming
Sealing inclined-plane.
3. a kind of secured tire bolt according to claim 2, it is characterised in that: each interior Elastic Block and the spiral shell
Third space is formed between line shell of column.
4. a kind of secured tire bolt according to any one of claim 1-3, it is characterised in that: first bending part
The angle degree and angle degree for being equal to second bending part and screw axis with the angle degree of the screw axis be
A, the outer peripheral surface of the cone shell of column and the angle degree of the screw axis are equal to the outer peripheral surface and screw axis of the conical cylinder section
Angle degree and angle degree be b, a is less than b.
5. a kind of secured tire bolt according to any one of claim 1-3, it is characterised in that: the outer sleeve it is interior
Side is formed with the fin that a plurality of axis direction along outer sleeve extends, the cross section of the fin be by butt to tip gradually
The isosceles triangle to attenuate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711346447.4A CN108119482B (en) | 2017-12-15 | 2017-12-15 | A kind of secured tire bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711346447.4A CN108119482B (en) | 2017-12-15 | 2017-12-15 | A kind of secured tire bolt |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108119482A CN108119482A (en) | 2018-06-05 |
| CN108119482B true CN108119482B (en) | 2019-08-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711346447.4A Active CN108119482B (en) | 2017-12-15 | 2017-12-15 | A kind of secured tire bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108119482B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109738086A (en) * | 2019-02-14 | 2019-05-10 | 安徽天康(集团)股份有限公司 | A kind of fluid erosion prevention high life liftable multipoint acquisition formula thermocouple |
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|---|---|---|---|---|
| US4636123A (en) * | 1983-12-22 | 1987-01-13 | Hilti Aktiengesellschaft | Expansion anchor assembly |
| CN101035651A (en) * | 2004-06-17 | 2007-09-12 | J·W·巴克内尔 | Improvements to hydraulic tensioning jacks |
| WO2008022630A1 (en) * | 2006-08-22 | 2008-02-28 | Ccg-Concept Consulting Gmbh | Sleeve anchor |
| CN101861465A (en) * | 2007-09-18 | 2010-10-13 | P&S预紧系统股份公司 | Connecting arrangement and connecting method, in particular by way of non-positive connection on all sides |
| CN203516350U (en) * | 2013-09-30 | 2014-04-02 | 湖南省金为型材有限公司 | Expansion bolt |
| CN206144931U (en) * | 2016-10-22 | 2017-05-03 | 柘荣县楮坪中学 | Multistage of falling sour jujube expansion bolts |
| CN206522332U (en) * | 2016-10-25 | 2017-09-26 | 常州斯铂瑞汽车配件制造有限公司 | A kind of wheel screw arbor assembly |
| CN107355458A (en) * | 2017-07-06 | 2017-11-17 | 海盐县通顺标准件厂 | A kind of modified form setscrew |
-
2017
- 2017-12-15 CN CN201711346447.4A patent/CN108119482B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4636123A (en) * | 1983-12-22 | 1987-01-13 | Hilti Aktiengesellschaft | Expansion anchor assembly |
| CN101035651A (en) * | 2004-06-17 | 2007-09-12 | J·W·巴克内尔 | Improvements to hydraulic tensioning jacks |
| WO2008022630A1 (en) * | 2006-08-22 | 2008-02-28 | Ccg-Concept Consulting Gmbh | Sleeve anchor |
| CN101861465A (en) * | 2007-09-18 | 2010-10-13 | P&S预紧系统股份公司 | Connecting arrangement and connecting method, in particular by way of non-positive connection on all sides |
| CN203516350U (en) * | 2013-09-30 | 2014-04-02 | 湖南省金为型材有限公司 | Expansion bolt |
| CN206144931U (en) * | 2016-10-22 | 2017-05-03 | 柘荣县楮坪中学 | Multistage of falling sour jujube expansion bolts |
| CN206522332U (en) * | 2016-10-25 | 2017-09-26 | 常州斯铂瑞汽车配件制造有限公司 | A kind of wheel screw arbor assembly |
| CN107355458A (en) * | 2017-07-06 | 2017-11-17 | 海盐县通顺标准件厂 | A kind of modified form setscrew |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108119482A (en) | 2018-06-05 |
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