CN109114089A - A kind of gearbox bolt - Google Patents
A kind of gearbox bolt Download PDFInfo
- Publication number
- CN109114089A CN109114089A CN201811241247.7A CN201811241247A CN109114089A CN 109114089 A CN109114089 A CN 109114089A CN 201811241247 A CN201811241247 A CN 201811241247A CN 109114089 A CN109114089 A CN 109114089A
- Authority
- CN
- China
- Prior art keywords
- main body
- bar portion
- steel spring
- cap head
- portion main
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 50
- 239000010959 steel Substances 0.000 claims abstract description 50
- 239000005062 Polybutadiene Substances 0.000 claims abstract description 14
- 229920002857 polybutadiene Polymers 0.000 claims abstract description 14
- 230000035939 shock Effects 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000008034 disappearance Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000009527 percussion Methods 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 230000002057 chronotropic effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B35/00—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws
-
- 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
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The invention discloses a kind of gearbox bolts, including nuts and bolt shank, the nuts is fixed on the top of bolt shank, the nuts includes hexagonal cap head, the upper surface of the hexagonal cap head opens up fluted, the lower surface of the hexagonal cap head is fixed with column cap head, the lower surface of the column cap head is fixed with butadiene rubber layer, bar portion hole is offered in the middle part of the butadiene rubber layer, the bolt shank includes bar portion main body, the upper end of the bar portion main body is fixed among the lower surface of column cap head, the use of the new type is provided with steel spring, when this bolt is by extraneous shock and vibration, bar portion main body with cavity can generate biggish deformation quantity, absorb energy, steel spring can be compressed at this time, when foreign impacts and vibration disappear, steel spring can be restored to original length, so steel spring can be extensive by bar portion main body The phenomenon that arriving original shape again, avoiding bar portion main body since deformation is without restoring original sample, influence locking effect.
Description
Technical field
The present invention relates to bolt technical field, specially a kind of gearbox bolt.
Background technique
Gearbox is the component for playing the role of chronotropic action in vehicle travel process, so its is great, the part of gearbox
Generally by bolt, existing is the bolt of hollow state using threaded rod for installation, such bolt due to threaded rod be in it is poroid
State, so that threaded rod programs flexible bolt, when it is by shock and vibration, deflection is big, absorbs energy acting chamber, increases
The intensity of threaded rod, but this bolt can not be restored to original state, affect spiral shell after but deformation occurs in threaded rod
The locking effect of bolt.
Summary of the invention
The purpose of the present invention is to provide a kind of gearbox bolts, it is intended to improve bolt but threaded rod deformation occurs it
Afterwards, the problem of original state can not be restored to, affect bolt locking effect.
The present invention is implemented as follows:
A kind of gearbox bolt, including nuts and bolt shank, the nuts are fixed on the top of bolt shank, the spiral shell
Bolt cap includes hexagonal cap head, and the upper surface of the hexagonal cap head opens up fluted, and the lower surface of the hexagonal cap head is fixed with column
Shape cap head, the lower surface of the column cap head are fixed with butadiene rubber layer, offer bar portion hole in the middle part of the butadiene rubber layer,
The bolt shank includes bar portion main body, and the upper end of the bar portion main body is fixed among the lower surface of column cap head, the bar
The circumferential outer surface of portion's main body is provided with threaded portion, and the inside of the bar portion main body is set as cavity, and the inside of the cavity is straight
Uniform fixed there are three steel spring from the top down on diameter, the steel spring includes the first steel spring seat, steel spring main body and the second steel spring seat,
The steel spring main body is fixed between the second steel spring seat, side of the first steel spring seat far from steel spring main body and bar portion main body
Inner wall mutually fix, side of the second steel spring seat far from steel spring main body and the inner wall of bar portion main body are mutually fixed.
Further, the shape of the groove is cross, and the groove depth of groove is 2CM.
Further, the on both sides of the middle of the bar portion main body offers through-hole.
Further, the upper end of the bar portion main body passes through bar portion hole, and under the upper end of bar portion main body and column cap head
Rounded corner is provided between surface.
Compared with prior art, the beneficial effects of the present invention are:
1, the use of the new type is provided with steel spring, when this bolt is by extraneous shock and vibration, the bar portion main body energy with cavity
Biggish deformation quantity is enough generated, energy is absorbed, steel spring can be compressed at this time, when foreign impacts and vibration disappearance, steel spring energy
It is enough restored to original length, so bar portion main body can be restored to original shape by steel spring, avoids bar portion main body due to becoming
Shape is without restoring as former state, the phenomenon that influencing locking effect；
2, it is provided with butadiene rubber layer, when external shock and percussion either act on gearbox on nuts
When, butadiene rubber layer can compensate distance change caused by the nuts either shaking of gearbox, to reduce bolt
It shakes, avoids bolt looseness.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of embodiment of the present invention
Attached drawing be briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not to be seen as
It is the restriction to range, it for those of ordinary skill in the art, without creative efforts, can be with root
Other relevant attached drawings are obtained according to these attached drawings.
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is cross-sectional view of the invention；
Fig. 3 is the structural schematic diagram of steel spring of the present invention；
Fig. 4 is the structural schematic diagram of butadiene rubber layer of the present invention.
In figure: 1, nuts；11, hexagonal cap head；12, column cap head；13, butadiene rubber layer；14, groove；15, bar portion
Hole；2, bolt shank；21, bar portion main body；22, threaded portion；23, cavity；24, steel spring；241, the first steel spring seat；242, steel spring master
Body；243, the second steel spring seat；25, through-hole；26, rounded corner.
Specific embodiment
To keep the purposes, technical schemes and advantages of embodiment of the present invention clearer, implement below in conjunction with the present invention
The technical solution in embodiment of the present invention is clearly and completely described in attached drawing in mode, it is clear that described reality
The mode of applying is some embodiments of the invention, rather than whole embodiments.Based on the embodiment in the present invention, ability
Domain those of ordinary skill every other embodiment obtained without creative efforts, belongs to the present invention
The range of protection.Therefore, the detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit below and is wanted
The scope of the present invention of protection is sought, but is merely representative of selected embodiment of the invention.Based on the embodiment in the present invention,
Every other embodiment obtained by those of ordinary skill in the art without making creative efforts belongs to this
Invent the range of protection.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", " up time
The orientation or positional relationship of the instructions such as needle ", " counterclockwise " is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of
The description present invention and simplified description, rather than the equipment of indication or suggestion meaning or element must have a particular orientation, with spy
Fixed orientation construction and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.In the description of the present invention, the meaning of " plurality " is two or more,
Unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connect
It connects, is also possible to be electrically connected；It can be directly connected, can also can be in two elements indirectly connected through an intermediary
The interaction relationship of the connection in portion or two elements.It for the ordinary skill in the art, can be according to specific feelings
Condition understands the concrete meaning of above-mentioned term in the present invention.
In the present invention unless specifically defined or limited otherwise, fisrt feature second feature "upper" or "lower"
It may include that the first and second features directly contact, also may include that the first and second features are not direct contacts but pass through it
Between other characterisation contact.Moreover, fisrt feature includes the first spy above the second feature " above ", " above " and " above "
Sign is right above second feature and oblique upper, or is merely representative of first feature horizontal height higher than second feature.Fisrt feature exists
Second feature " under ", " lower section " and " following " include that fisrt feature is directly below and diagonally below the second feature, or is merely representative of
First feature horizontal height is less than second feature.
Referring to Fig.1, shown in 2 and 4, a kind of gearbox bolt, including nuts 1 and bolt shank 2, nuts 1 are fixed on
The top of bolt shank 2, nuts 1 include hexagonal cap head 11, and hexagonal cap head 11 is used as cap head, and the upper surface of hexagonal cap head 11 is opened
Equipped with groove 14, the shape of groove 14 is cross, and criss-cross groove 14 can make more convenient this bolt of disassembly, and
The groove depth of groove 14 be 2CM, groove depth be 2CM can make extracting tool be inserted into groove 14 inside it is deeper so that disassembly more
Add conveniently, the lower surface of hexagonal cap head 11 is fixed with column cap head 12, and column cap head 12 is for reinforcing hexagonal cap head 11, column cap
First 12 lower surface is fixed with butadiene rubber layer 13, and butadiene rubber layer 13 is used to compensate the deformation of gearbox Yu column cap head 12
Amount, the middle part of butadiene rubber layer 13 offer bar portion hole 15, and bar portion hole 15 is used for across bar portion main body 21；
Referring to Fig.1 and shown in 2, bolt shank 2 includes bar portion main body 21, and the on both sides of the middle of bar portion main body 21 offers through-hole
25, through-hole 25 can give 23 inner ventilation of cavity, and through-hole 25 is used to be fixed on column cap head 12 to the upper end of bar portion main body 21
Among lower surface, the upper end of bar portion main body 21 passes through bar portion hole 15, and the following table of the upper end of bar portion main body 21 and column cap head 12
Rounded corner 26 is provided between face, rounded corner 26 can reduce the phenomenon that stress is concentrated, bolt strength is improved, bar portion main body 21
Circumferential outer surface is provided with threaded portion 22, and threaded portion 22 is used for and nut check, and the inside of bar portion main body 21 is set as cavity 23,
Cavity 23 can make bolt shank 2 be hollow state, and deflection is big, energy effect be absorbed by force, on the inside diameter of cavity 23
Uniform fixed there are three steel spring 24 from the top down, the bolt shank 2 that steel spring 24 is used for after deformation restores to the original state；
Referring to shown in Fig. 3, steel spring 24 includes the first steel spring seat 241, steel spring main body 242 and the second steel spring seat 243, steel spring main body
242 are fixed on 214 and second between steel spring seat 243, side of the first steel spring seat 241 far from steel spring main body 242 and bar portion main body
21 inner wall is mutually fixed, and side of the second steel spring seat 243 far from steel spring main body 242 and the inner wall of bar portion main body 21 are mutually fixed.
Working principle: by the use of this bolt on gearbox, and being locked using nut and threaded portion 22, when this bolt by
To when extraneous shock and vibration, the bar portion main body 21 with cavity 23 can generate biggish deformation quantity, absorb energy, at this time
Steel spring 242 can be compressed, and when foreign impacts and vibration disappearance, steel spring 242 can be restored to original length, so steel spring
Bar portion main body 21 can be restored to original shape by 242；
When external shock and percussion either act on gearbox on nuts 1, butadiene rubber layer 13 can be with
It compensates the either gearbox of nuts 1 and shakes generated distance change, to reduce the shaking of bolt, avoid bolt pine
It is dynamic.
The device obtained by above-mentioned design has been able to satisfy the use of gearbox bolt substantially, but in line with further improving it
The objective of function, designer have carried out further improvement to the device.
The foregoing is merely the preferred embodiment of the present invention, are not intended to restrict the invention, for this field
For technical staff, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any
Modification, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (4)
1. a kind of gearbox bolt, including nuts (1) and bolt shank (2), it is characterised in that: the nuts (1) is fixed
In the top of bolt shank (2), the nuts (1) includes hexagonal cap head (11), and the upper surface of the hexagonal cap head (11) is opened
Equipped with groove (14), the lower surface of the hexagonal cap head (11) is fixed with column cap head (12), under the column cap head (12)
Surface is fixed with butadiene rubber layer (13), offers bar portion hole (15), the shank of bolt in the middle part of the butadiene rubber layer (13)
Portion (2) includes bar portion main body (21), and the upper end of the bar portion main body (21) is fixed among the lower surface of column cap head (12), institute
The circumferential outer surface for stating bar portion main body (21) is provided with threaded portion (22), and the inside of the bar portion main body (21) is set as cavity
(23), uniform fixed there are three steel spring (24) from the top down on the inside diameter of the cavity (23), the steel spring (24) is wrapped
The first steel spring seat (241), steel spring main body (242) and the second steel spring seat (243) are included, the steel spring main body (242) is fixed on (214)
Between the second steel spring seat (243), side and bar portion main body of the first steel spring seat (241) far from steel spring main body (242)
(21) inner wall is mutually fixed, and side of the second steel spring seat (243) far from steel spring main body (242) is interior with bar portion main body (21)
Wall is mutually fixed.
2. a kind of gearbox bolt according to claim 1, it is characterised in that: the shape of the groove (14) is cross
Shape, and the groove depth of groove (14) is 2CM.
3. a kind of gearbox bolt according to claim 1, it is characterised in that: the on both sides of the middle of the bar portion main body (21)
Offer through-hole (25).
4. a kind of gearbox bolt according to claim 1, it is characterised in that: the upper end of the bar portion main body (21) passes through
Bar portion hole (15), and rounded corner (26) are provided between the upper end of bar portion main body (21) and the lower surface of column cap head (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811241247.7A CN109114089A (en) | 2018-10-24 | 2018-10-24 | A kind of gearbox bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811241247.7A CN109114089A (en) | 2018-10-24 | 2018-10-24 | A kind of gearbox bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109114089A true CN109114089A (en) | 2019-01-01 |
Family
ID=64855542
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811241247.7A Pending CN109114089A (en) | 2018-10-24 | 2018-10-24 | A kind of gearbox bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109114089A (en) |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5530547A (en) * | 1994-08-04 | 1996-06-25 | Arnold; Steven M. | Method and apparatus for aligning optical elements and testing aspheric optical components |
| JPH11166551A (en) * | 1997-12-08 | 1999-06-22 | Jatco Corp | Rotation stopping structure of bearing outer race |
| CN101080583A (en) * | 2004-12-13 | 2007-11-28 | 雄克有限公司 | Clamping device |
| CN201180722Y (en) * | 2008-03-31 | 2009-01-14 | 江都狮鹤高强度螺栓有限公司 | High-strength large hex bolt for steel structure |
| US20100131015A1 (en) * | 2008-11-21 | 2010-05-27 | Eugeniusz Kozak | Spring-loaded kinematic adjustment screw |
| CN203051438U (en) * | 2012-10-11 | 2013-07-10 | 南京莱斯信息技术股份有限公司 | Anti-loose screw |
| CN203570813U (en) * | 2013-11-11 | 2014-04-30 | 贵州航晟机械制造有限责任公司 | Anti-looseness bolt fastener |
| CN203655839U (en) * | 2013-11-18 | 2014-06-18 | 温州市欧力尔标准件有限公司 | Pan bolt |
| CN204986186U (en) * | 2015-09-24 | 2016-01-20 | 江苏广通管业制造有限公司 | Prevent axial deformation's rubber expansion joint |
| CN205260542U (en) * | 2015-12-31 | 2016-05-25 | 瑞安市强邦不锈钢标准件有限公司 | Gas connection bolt |
| CN207244059U (en) * | 2017-09-29 | 2018-04-17 | 海宁宏高化纤有限公司 | A kind of high resilience nylon fibre |
| CN207723261U (en) * | 2018-01-12 | 2018-08-14 | 东莞市永田实业有限公司 | A kind of stamping forming fast mode transfer tool |
| CN209053914U (en) * | 2018-10-24 | 2019-07-02 | 浙江润锦汽车科技有限公司 | A kind of gearbox bolt |
-
2018
- 2018-10-24 CN CN201811241247.7A patent/CN109114089A/en active Pending
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5530547A (en) * | 1994-08-04 | 1996-06-25 | Arnold; Steven M. | Method and apparatus for aligning optical elements and testing aspheric optical components |
| JPH11166551A (en) * | 1997-12-08 | 1999-06-22 | Jatco Corp | Rotation stopping structure of bearing outer race |
| CN101080583A (en) * | 2004-12-13 | 2007-11-28 | 雄克有限公司 | Clamping device |
| CN201180722Y (en) * | 2008-03-31 | 2009-01-14 | 江都狮鹤高强度螺栓有限公司 | High-strength large hex bolt for steel structure |
| US20100131015A1 (en) * | 2008-11-21 | 2010-05-27 | Eugeniusz Kozak | Spring-loaded kinematic adjustment screw |
| CN203051438U (en) * | 2012-10-11 | 2013-07-10 | 南京莱斯信息技术股份有限公司 | Anti-loose screw |
| CN203570813U (en) * | 2013-11-11 | 2014-04-30 | 贵州航晟机械制造有限责任公司 | Anti-looseness bolt fastener |
| CN203655839U (en) * | 2013-11-18 | 2014-06-18 | 温州市欧力尔标准件有限公司 | Pan bolt |
| CN204986186U (en) * | 2015-09-24 | 2016-01-20 | 江苏广通管业制造有限公司 | Prevent axial deformation's rubber expansion joint |
| CN205260542U (en) * | 2015-12-31 | 2016-05-25 | 瑞安市强邦不锈钢标准件有限公司 | Gas connection bolt |
| CN207244059U (en) * | 2017-09-29 | 2018-04-17 | 海宁宏高化纤有限公司 | A kind of high resilience nylon fibre |
| CN207723261U (en) * | 2018-01-12 | 2018-08-14 | 东莞市永田实业有限公司 | A kind of stamping forming fast mode transfer tool |
| CN209053914U (en) * | 2018-10-24 | 2019-07-02 | 浙江润锦汽车科技有限公司 | A kind of gearbox bolt |
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