CN110296020A - The crankcase and all-terrain vehicle of all-terrain vehicle - Google Patents
The crankcase and all-terrain vehicle of all-terrain vehicle Download PDFInfo
- Publication number
- CN110296020A CN110296020A CN201910540888.0A CN201910540888A CN110296020A CN 110296020 A CN110296020 A CN 110296020A CN 201910540888 A CN201910540888 A CN 201910540888A CN 110296020 A CN110296020 A CN 110296020A
- Authority
- CN
- China
- Prior art keywords
- respirator
- crankcase
- terrain vehicle
- balance shaft
- lid
- 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.)
- Withdrawn
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M13/00—Crankcase ventilating or breathing
- F01M13/04—Crankcase ventilating or breathing having means for purifying air before leaving crankcase, e.g. removing oil
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
- F02F7/00—Casings, e.g. crankcases or frames
- F02F7/006—Camshaft or pushrod housings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
- F02F7/00—Casings, e.g. crankcases or frames
- F02F7/0065—Shape of casings for other machine parts and purposes, e.g. utilisation purposes, safety
- F02F7/0068—Adaptations for other accessories
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Abstract
The invention discloses a kind of crankcase of all-terrain vehicle and all-terrain vehicle, the crankcase of the all-terrain vehicle includes: cabinet, and the cabinet is provided with balance axis hole；Balance shaft, the balance shaft is set in the balance axis hole and the cabinet is stretched out in one end, and the extension end of the balance shaft is provided with oil outlet；Respirator, the respirator is arranged the extension end for being fixed on the balance shaft and inside is formed with respiratory cavity, and the respiratory cavity is corresponding with the oil outlet and is connected to, and the peripheral wall of the respirator, which is provided with, gets rid of oilhole with what the respiratory cavity was connected to.Thus, by adding respirator, the problem of machine oil being able to solve in crankcase is sprayed to cabinet outside, it can also get rid of the machine oil sprayed from balance shaft oil outlet to the inner wall of crankcase, it falls machine oil to the bottom of box after rise, to realize the recycling to machine oil, reduces consumption of lubricating oil, and the structure of respirator is simple, convenient for assembly and maintenance.
Description
Technical field
The present invention relates to vehicle manufacture fields, more particularly, to the crankcase and all-terrain vehicle of a kind of all-terrain vehicle.
Background technique
It is bent due to the rotation of crank connecting link piston mechanism and the effect of reciprocal inertia force when engine work
Fluctuation pressure can be generated in axle box, to make to generate pressure difference in crankcase, cause the side spray to outside cabinet of the machine oil in crankcase
It penetrates.
In the related technology, to avoid this phenomenon, be typically employed in inside crankcase and labyrinth be set, and by respiratory siphon with
The method of atmosphere, but it was verified that such method cannot completely solve the problem, in the high revolving speed of engine and full load work
In the case where work, the phenomenon that injection there are still machine oil to body outside.
Summary of the invention
The present invention is directed at least solve one of the technical problems existing in the prior art.For this purpose, one object of the present invention
It is to propose that a kind of crankcase of all-terrain vehicle, the crankcase of the all-terrain vehicle add respirator, respirator can be realized oil and gas
Separation reduces consumption of lubricating oil.
The present invention further also proposed a kind of all-terrain vehicle.
The crankcase of all-terrain vehicle according to the present invention, comprising: cabinet, the cabinet are provided with balance axis hole；Balance shaft,
The balance shaft is set in the balance axis hole and the cabinet is stretched out in one end, and the extension end of the balance shaft is provided with fuel-displaced
Hole；Respirator, the respirator is arranged the extension end for being fixed on the balance shaft and inside is formed with respiratory cavity, the respiratory cavity
And connection corresponding with the oil outlet, the peripheral wall of the respirator, which is provided with, gets rid of oilhole with what the respiratory cavity was connected to.
As a result, by adding respirator, it is able to solve the machine oil in crankcase to the problem of injection on the outside of cabinet, it can also
It is enough to get rid of the machine oil sprayed from balance shaft oil outlet to the inner wall of crankcase, fall machine oil to the bottom of box after rise, to realize
Recycling to machine oil reduces consumption of lubricating oil, and the structure of respirator is simple, convenient for assembly and maintenance.
In some examples of the invention, the respirator includes: respirator set, and the respirator set, which is arranged, is fixed on institute
State the extension end of balance shaft and it is axially external open wide；Respirator lid, the respirator lid are set in the extension end of the balance shaft,
The respirator lid lid is located at the open end of the respirator set to form the respiratory cavity, and the oil outlet is located at the breathing
Between device set and the respirator lid.
In some examples of the invention, further includes: fixed pin, the fixed pin are fixed on the inner shaft of the respirator set
Between hole and the extension end periphery of the balance shaft.
In some examples of the invention, the extension end of the balance shaft is provided with annular groove, the annular groove position
In the axially external of the oil outlet；The crankcase further include: retaining ring, the retaining ring cooperation is at the annular groove and stops
Keep off the respirator lid.
In some examples of the invention, further includes: oil sealing, the oil sealing are set in the extension end of the balance shaft and position
Between the respirator lid and the retaining ring.
In some examples of the invention, the oilhole that gets rid of is formed in the periphery wall of the respirator set and radially prolongs
It stretches.
In some examples of the invention, the interior axis hole of the respirator set and the stretching splaying of the balance shaft are matched
It closes.
In some examples of the invention, the respirator set and the respirator lid are composite material element.
In some examples of the invention, the respirator set and the respirator lid are nylon and glass fiber composite material
Part.
All-terrain vehicle according to the present invention, comprising: cylinder；The crankcase of above-mentioned all-terrain vehicle, the cylinder are assemblied in institute
State the oblique upper of crankcase.
Additional aspect and advantage of the invention will be set forth in part in the description, and will partially become from the following description
Obviously, or practice through the invention is recognized.
Detailed description of the invention
Above-mentioned and/or additional aspect of the invention and advantage will become from the description of the embodiment in conjunction with the following figures
Obviously and it is readily appreciated that, in which:
Fig. 1 is the explosive view of the crankcase of all-terrain vehicle according to an embodiment of the present invention；
Fig. 2 is the schematic diagram of respirator and balance shaft.
Appended drawing reference:
Crankcase 100；
Cabinet 10；Balance shaft 20；Oil outlet 21；Annular groove 22；
Respirator 30；Respirator set 31；Get rid of oilhole 311；Respirator lid 32；
Fixed pin 40；Oil sealing 50；Retaining ring 60.
Specific embodiment
The embodiment of the present invention is described below in detail, the embodiment being described with reference to the drawings is exemplary, and is retouched in detail below
State the embodiment of the present invention.
The crankcase 100 of all-terrain vehicle according to an embodiment of the present invention is described below with reference to Fig. 1-Fig. 2, the all-terrain vehicle
Crankcase 100 adds respirator 30, and respirator 30 can be realized oil and gas separation, reduce consumption of lubricating oil.
As shown in Figure 1, the crankcase 100 of all-terrain vehicle according to an embodiment of the present invention, comprising: cabinet 10, balance shaft 20
And respirator 30.
As shown in Figure 1, being equipped with crankshaft inside the cabinet 10 of crankcase 100, the cabinet 10 in figure is the right side of crankcase 100
Cabinet 10, left side are also correspondingly arranged on left box body, and two components of left box body and right case are oppositely arranged, and crankshaft is placed in left case
The inner space of body and right case.
Cabinet 10 is provided with balance axis hole, and balance shaft 20 is set in balance axis hole, and one end of balance shaft 20 is stretched out
Cabinet 10, the extension end of balance shaft 20 are provided with oil outlet 21, and oil outlet 21 can radially extend.It is provided in balance shaft 20
Oil circuit can flow organic oil in oil circuit, and when the engine operates, machine oil flows into going out for balance shaft 20 under the action of pressure difference
Oilhole 21 generates centrifugal force since balance shaft 20 rotates, and machine oil is thrown out of by oil outlet 21.
As shown in Fig. 2, respirator 30 is arranged the extension end for being fixed on balance shaft 20, and the inside of respirator 30 is formed with
Respiratory cavity, respiratory cavity it is corresponding with oil outlet 21 and be connected to, the peripheral wall of respirator 30 be provided be connected to respiratory cavity get rid of oilhole
311, at least one should be set as by getting rid of oilhole 311, for example, three, four, in the stretching that respirator set 31 is located to balance shaft 20
When end, the oil outlet 21 in balance shaft 20 should be placed in inside respiratory cavity, can make to throw away by balancing pole oil outlet 21
Machine oil can smoothly enter into respiratory cavity, so as to which smoothly machine oil is thrown away from the oilhole 311 that gets rid of on 30 peripheral wall of respirator to song
The inner wall of axle box 100, and fall after rise to the bottom of cabinet 10, and then realize the recycling of machine oil.
As a result, by adding respirator 30, the machine oil being able to solve in crankcase 100 is asked to what is sprayed on the outside of cabinet 10
Topic, the machine oil sprayed from 20 oil outlet 21 of balance shaft can also be got rid of to the inner wall of crankcase 100, fall machine oil to case after rise
10 bottom of body reduces consumption of lubricating oil, and the structure of respirator 30 is simple, is convenient for realize the recycling to machine oil
Assembly and maintenance.
As depicted in figs. 1 and 2, a specific embodiment according to the present invention, respirator 30 include: respirator set 31 and exhale
Haustorium lid 32, respirator set 31 is arranged the extension end for being fixed on balance shaft 20, and respirator set 31 is axially external unlimited；Breathing
Device lid 32 is set in the extension end of balance shaft 20, and respirator lid 32 covers the open end for being located at respirator set 31 to form respiratory cavity,
Oil outlet 21 is located between respirator set 31 and respirator lid 32, and the machine oil that oil outlet 21 is thrown away is contained in respiratory cavity, and from
The oilhole 311 that gets rid of that respirator covers on 31 outer walls is thrown away to 10 bottom of cabinet.Respirator set 31 is the cyclic structure of both ends open, is exhaled
The opening area of the outside open end of haustorium set 31 is greater than the opening area at its interior open end, and the outside of respirator set 31 is opened wide
End is provided with inner stopper, and respirator lid 32 is circular sheet-like structures, and the inner stopper face paste that respirator lid 32 and respirator cover 31 is closed,
The leakproofness of respirator 30 can be enhanced, so that the oil liquid in respiratory cavity be avoided to reveal, the structure of this respirator 30 is simple, just
In installation and maintenance.
Specifically, as shown in Fig. 2, the extension end of balance shaft 20 is provided with annular groove 22, annular groove 22 is located at fuel-displaced
Hole 21 it is axially external, crankcase 100 further includes retaining ring 60, and the cooperation of retaining ring 60 is at annular groove 22 and backstop respirator lid
32.The circumferential extension end that balance shaft 20 is arranged in of annular groove 22 is capable of fixing the position of retaining ring 60 by the way that annular groove 22 is arranged
Set, to enable 60 backstop respirator lid 32 of retaining ring, and then be capable of fixing the position of respirator lid 32, make respirator lid 32 with
Respirator set 31 forms closed respiratory cavity.
Further, as shown in Figure 1, crankcase 100 further includes oil sealing 50, oil sealing 50 is set in the extension end of balance shaft 20
And between respirator lid 32 and retaining ring 60, between respirator lid 32 and retaining ring 60 be arranged oil sealing 50 can be avoided machine oil from
It is revealed at respirator lid 32, the leakproofness of 31 junctions of enhancing respirator lid 32 and respirator set.
An alternative embodiment according to the present invention, as shown in Fig. 2, getting rid of the periphery that oilhole 311 is formed in respirator set 31
Wall and the periphery wall for extending radially through the respirator set.Oilhole 311 will be got rid of to be set to herein, can guarantee that machine oil is smoothly got rid of to song
It on the inner wall of axle box 100, falls machine oil to 10 bottom of cabinet after rise, to realize the recycling to machine oil, reduces machine oil
Consumption.
Optionally, respirator set 31 is formed with interior axis hole, and the extension end of the interior axis hole and balance shaft 20 cooperates, i.e. the balance
The extension end of axis 20 passes through the interior axis hole.The interior axis hole of respirator set 31 and the extension end clearance fit of balance shaft 20, crankcase
100 further include: fixed pin 40, fixed pin 40 be fixed on respirator set 31 interior axis hole peace weighing apparatus axis 20 extension end periphery it
Between, by the way that fixed pin 40 is arranged in this position, it is capable of fixing the position of respirator 30, it is avoided to shift, makes respirator 30
It is rotated synchronously with balance shaft 20.
Specifically, respirator set 31 and respirator lid 32 are composite material element, can not only be mitigated using composite material
The weight of respirator set 31 and respirator lid 32, additionally it is possible to the intensity of the device that ensures respiration set 31 and respirator lid 32.
Further, respirator set 31 and respirator lid 32 are nylon and glass fiber composite material part, it is certain its can be with
Using other composite materials, the weight of respirator set 31 and respirator lid 32 can not only be mitigated using nylon and glass fiber composite material
Amount, additionally it is possible to the intensity of the device that ensures respiration set 31 and respirator lid 32.
All-terrain vehicle according to the present invention comprising: the crankcase 100 of the all-terrain vehicle of cylinder and above-described embodiment,
Cylinder is assemblied in the oblique upper of crankcase 100.
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", etc. instruction
Orientation or positional relationship be based on the orientation or positional relationship shown in the drawings, be merely for convenience of description the present invention and simplification retouch
It states, rather than the device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation,
Therefore it is not considered as limiting the invention.
In the description of the present invention, " fisrt feature ", " second feature " may include one or more of the features.?
In description of the invention, the meaning of " plurality " is two or more.In the description of the present invention, fisrt feature is in the second spy
Sign " on " or " under " may include that the first and second features directly contact, and also may include the first and second features not be straight
It contacts but by the other characterisation contact between them.In the description of the present invention, fisrt feature is in second feature " it
On ", " top " and " above " include fisrt feature right above second feature and oblique upper, or be merely representative of fisrt feature level
Height is higher than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ",
The description of " example ", " specific example " or " some examples " etc. means specific features described in conjunction with this embodiment or example, knot
Structure, material or feature are included at least one embodiment or example of the invention.In the present specification, to above-mentioned term
Schematic representation may not refer to the same embodiment or example.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that: not
A variety of change, modification, replacement and modification can be carried out to these embodiments in the case where being detached from the principle of the present invention and objective, this
The range of invention is defined by the claims and their equivalents.
Claims (10)
1. a kind of crankcase of all-terrain vehicle characterized by comprising
Cabinet, the cabinet are provided with balance axis hole；
Balance shaft, the balance shaft is set in the balance axis hole and the cabinet, the stretching of the balance shaft are stretched out in one end
End is provided with oil outlet；
Respirator, the respirator is arranged the extension end for being fixed on the balance shaft and inside is formed with respiratory cavity, the breathing
Chamber is corresponding with the oil outlet and is connected to, and the peripheral wall of the respirator, which is provided with, gets rid of oilhole with what the respiratory cavity was connected to.
2. the crankcase of all-terrain vehicle according to claim 1, which is characterized in that the respirator includes:
Respirator set, the respirator set be arranged the extension end for being fixed on the balance shaft and it is axially external open wide；
Respirator lid, the respirator lid are set in the extension end of the balance shaft, and the respirator lid lid is located at the breathing
To form the respiratory cavity, the oil outlet is located between respirator set and the respirator lid open end of device set.
3. the crankcase of all-terrain vehicle according to claim 2, which is characterized in that further include: fixed pin, the fixed pin
It is fixed between the interior axis hole of the respirator set and the extension end periphery of the balance shaft.
4. the crankcase of all-terrain vehicle according to claim 2, which is characterized in that the extension end of the balance shaft is provided with
Annular groove, the annular groove are located at the axially external of the oil outlet；
The crankcase further include: retaining ring, the retaining ring cooperates at the annular groove and respirator lid described in backstop.
5. the crankcase of all-terrain vehicle according to claim 4, which is characterized in that further include: oil sealing, the oil sealing are arranged
The balance shaft extension end and between the respirator lid and the retaining ring.
6. the crankcase of all-terrain vehicle according to claim 2, which is characterized in that the oilhole that gets rid of is formed in the breathing
The periphery wall of device set and the periphery wall for extending radially through the respirator set.
7. the crankcase of all-terrain vehicle according to claim 3, which is characterized in that the interior axis hole of the respirator set and institute
State the extension end clearance fit of balance shaft.
8. the crankcase of all-terrain vehicle according to claim 2, which is characterized in that the respirator set and the respirator
Lid is composite material element.
9. the crankcase of all-terrain vehicle according to claim 8, which is characterized in that the respirator set and the respirator
Lid is nylon and glass fiber composite material part.
10. a kind of all-terrain vehicle characterized by comprising
Cylinder；
The crankcase of all-terrain vehicle of any of claims 1-9, the cylinder be assemblied in the crankcase it is oblique on
Side.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910540888.0A CN110296020A (en) | 2019-06-21 | 2019-06-21 | The crankcase and all-terrain vehicle of all-terrain vehicle |
| PCT/CN2019/126354 WO2020253178A1 (en) | 2019-06-21 | 2019-12-18 | Crankcase of all-terrain vehicle, and all-terrain vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910540888.0A CN110296020A (en) | 2019-06-21 | 2019-06-21 | The crankcase and all-terrain vehicle of all-terrain vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110296020A true CN110296020A (en) | 2019-10-01 |
Family
ID=68028445
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910540888.0A Withdrawn CN110296020A (en) | 2019-06-21 | 2019-06-21 | The crankcase and all-terrain vehicle of all-terrain vehicle |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN110296020A (en) |
| WO (1) | WO2020253178A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020253178A1 (en) * | 2019-06-21 | 2020-12-24 | 北京致行慕远科技有限公司 | Crankcase of all-terrain vehicle, and all-terrain vehicle |
| WO2021088896A1 (en) * | 2019-11-04 | 2021-05-14 | 赛格威科技有限公司 | Engine and crankcase thereof |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8166958B2 (en) * | 2007-08-15 | 2012-05-01 | GM Global Technology Operations LLC | Positive crankcase ventilation system for an internal combustion engine |
| JP2009222043A (en) * | 2008-03-19 | 2009-10-01 | Nissan Motor Co Ltd | Blow-by gas treatment device |
| CN201382122Y (en) * | 2009-01-20 | 2010-01-13 | 重庆宗申发动机制造有限公司 | Balance shaft and power machinery with same |
| JP2014070535A (en) * | 2012-09-28 | 2014-04-21 | Yamaha Motor Co Ltd | Crankcase emission control system |
| CN204041163U (en) * | 2014-08-22 | 2014-12-24 | 山东良子动力有限公司 | All-terrain vehicle engine crankcase air balance device |
| CN109281730B (en) * | 2018-09-25 | 2020-04-21 | 浙江锋锐发动机有限公司 | Crankcase ventilation system and car |
| CN110296020A (en) * | 2019-06-21 | 2019-10-01 | 北京致行慕远科技有限公司 | The crankcase and all-terrain vehicle of all-terrain vehicle |
-
2019
- 2019-06-21 CN CN201910540888.0A patent/CN110296020A/en not_active Withdrawn
- 2019-12-18 WO PCT/CN2019/126354 patent/WO2020253178A1/en not_active Application Discontinuation
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020253178A1 (en) * | 2019-06-21 | 2020-12-24 | 北京致行慕远科技有限公司 | Crankcase of all-terrain vehicle, and all-terrain vehicle |
| WO2021088896A1 (en) * | 2019-11-04 | 2021-05-14 | 赛格威科技有限公司 | Engine and crankcase thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2020253178A1 (en) | 2020-12-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20191001 |
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| WW01 | Invention patent application withdrawn after publication |