CN102062201A - Forced lubricating device for through type vehicle interaxle differential - Google Patents
Forced lubricating device for through type vehicle interaxle differential Download PDFInfo
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- CN102062201A CN102062201A CN2011100001087A CN201110000108A CN102062201A CN 102062201 A CN102062201 A CN 102062201A CN 2011100001087 A CN2011100001087 A CN 2011100001087A CN 201110000108 A CN201110000108 A CN 201110000108A CN 102062201 A CN102062201 A CN 102062201A
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- oil
- annular
- oil duct
- oil groove
- interaxial differential
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Abstract
The invention relates to a forced lubricating device for a through type vehicle interaxle differential, belonging to vehicle lubricating devices. The forced lubricating device is characterized in that the front outer step face of a front case of the interaxle differential and the rear outer step face of a rear case of the interaxle differential are respectively provided with an annular oil groove I, the outer groove edges of the oil grooves I are oil duct ribs I, and an oil hole is arranged at the bottom of each annular oil groove and correspondingly communicated with the front part and the rear part of the inner cavity of the interaxle differential; the front inner wall and the rear inner wall of an outer case of the interaxle differential are respectively provided with an annular oil groove II, the inner groove edges of the annular oil grooves II are annular oil duct ribs II, and a front forced oil duct and a rear forced oil duct are correspondingly formed between the oil duct ribs II and the oil duct ribs I; and a roller bearing race on the outer case of the interaxle differential is provided with a front left oil hole communicated with a left cavity of the outer case of the interaxle differential, the left part of the rear annular face of a bearing block is provided with a left oil outlet groove through which lubricating oil flows into the inner cavity of the interaxle differential. by the forced lubricating device, the interaxle differential is well lubricated, the phenomena of abrasion and burnout are reduced, and the service life of the interaxle differential is prolonged.
Description
Technical field
The invention belongs to the auto lubrication device, especially relate to the lubricating fitting of the through interaxial differential of a kind of automobile.
Technical background
At heavy truck, the lubricated employing gear splash lubrication of tandem axles interaxial differential assembly, but the interaxial differential assembly is arranged in the top of vehicle bridge, the lubricant oil that splashes is easy to flow back to axle housing, gear in the interaxial differential assembly can not get sufficient lubrication, very easily damage gear, when heavy truck moves on the rugged road, interaxial differential is started working, because insufficient lubrication, interaxial differential is very easily burnt to death, causes interaxial differential to lose efficacy, not only reduce the utilization ratio of heavy truck, and increased amount of maintenance and cost of production.
Summary of the invention
The objective of the invention is to propose the forced lubrication device of the through interaxial differential of a kind of automobile, improve the lubrication state of interaxial differential effectively, make the gear in the interaxial differential obtain lubricating fully, elimination or minimizing gear damage and gear and cross axle burning are melted, the phenomenon of sintering.Prolong the working life of interaxial differential, reduce amount of maintenance, reduce production costs.
The object of the present invention is achieved like this, the forced lubrication device of the through interaxial differential of a kind of automobile, comprise the interaxial differential fore shell, the interaxial differential back cover, the interaxial differential shell, bearing support, roller bearing, the half front axle gear, back differential gear, planetary pinion, cross axle and output cylindrical gears, the interaxial differential fore shell is connected with bolt with the interaxial differential back cover and forms the interaxial differential shell, before, back differential gear, planetary pinion and cross axle are installed in the inner chamber of this interaxial differential shell, this interaxial differential shell is installed in the interaxial differential shell with roller bearing again, the output cylindrical gears is installed on the bearing support with tapered roller bearing, bearing support then is installed on the rear case of interaxial differential shell, and the output cylindrical gears is connected with the back differential gear with spline; It is characterized in that: offer oil groove I before the annular on the step surface outside interaxial differential fore shell preceding, and make that the outer trough edge of oil groove I becomes front oil duct muscle I before this annular, oilhole communicates with the front portion of interaxial differential inner chamber before the bottom land of the left part of oil groove I is offered before this; Simultaneously, on the preceding inwall (being the inner chamber antetheca) of interaxial differential shell, offer the annular before oil groove II, and make the interior trough rim of the preceding oil groove II of this annular become annular front oil duct muscle II, and pressure oil duct before (promptly between the interior trough rim of the outer trough edge of preceding oil groove I and preceding oil groove II) forms between this front oil duct muscle II and the front oil duct muscle I; In addition, on the roller bearing race on the interaxial differential shell shell, offer the preceding left oilhole that communicates with the left wall cavity of interaxial differential shell; Outside interaxial differential back cover back, offer annular back oil groove I on the step surface, and make after this outer trough edge of oil groove I become back oil duct muscle I, offering the back oilhole on the bottom land of the left part of oil groove I after this communicates with the rear portion of interaxial differential inner chamber, simultaneously, correspondence is offered annular back oil groove II on the preceding anchor ring of bearing support, and the interior trough rim that makes this annular back oil groove II becomes the back oil duct muscle II of annular, and pressure oil duct after (promptly between the outer trough edge of the interior trough rim of back oil groove II and back oil groove I) formation after this between oil duct muscle II and the back oil duct muscle I.In addition, offer a left side at the left part of the back anchor ring of bearing support and go out oil groove.
Like this when the rotation of output cylindrical gears, with lubricating oil splash to bearing support, lubricant oil goes out from the left fuel-displaced concentrated flow on the bearing support, the rear portion of part lubricant oil back oilhole inflow interaxial differential inner chamber on the oil groove I through the back, lubricated back differential gear, another lubricant oil then flows in the left wall cavity of interaxial differential shell through the inboard oil duct junction in an interaxial differential shell left side that is formed by the inboard oil duct muscle in an interaxial differential shell left side, flow out with lubricated roller bearing through preceding left oilhole then, wherein a part of lubricant oil is the front portion of the preceding oilhole inflow interaxial differential inner chamber on preceding pressure oil duct and preceding oil groove I again, lubricated half front axle gear, can make interaxial differential obtain good lubricating, reduce wear and burnout phenomenon, increase the service life.
The forced lubrication device of the through interaxial differential of automobile proposed by the invention, rational in infrastructure, use reliable, eliminate or reduced the gear damage and gear melts with the cross axle burning, the phenomenon of sintering, prolong the working life of interaxial differential, reduced amount of maintenance, reduced cost of production.
Now in conjunction with the accompanying drawings and embodiments the forced lubrication device of the through interaxial differential of automobile proposed by the invention is described further.
Description of drawings
Fig. 1 is the principal section schematic representation of the forced lubrication device of the through interaxial differential of automobile proposed by the invention.
Fig. 1, among Fig. 2: 1, front oil duct muscle I 2, half front axle gear 3, interaxial differential fore shell 4, preceding oilhole 5, roller bearing 6, front oil duct muscle II 7, preceding left oilhole 8, interaxial differential shell 9, back oilhole 10, back oil duct muscle I 11, bearing support 12, back oil duct muscle II 13, a left side goes out oil groove 14, back differential gear 15, output cylindrical gears 16, interaxial differential back cover 17, preceding oil groove I 18, preceding oil groove II 19, back oil groove I20, back oil groove II 21, left side wall cavity
Embodiment
From Fig. 1, Fig. 2 as can be seen: the forced lubrication device of the through interaxial differential of a kind of automobile, comprise interaxial differential fore shell 3, interaxial differential back cover 16, interaxial differential shell 8, bearing support 11, roller bearing 5, half front axle gear 2, back differential gear 14, planetary pinion, cross axle and output cylindrical gears 15, interaxial differential fore shell 3 is connected with interaxial differential back cover 16 usefulness bolts and forms the interaxial differential shell, forward and backward differential gear 2,14, planetary pinion and cross axle are installed in the inner chamber of this interaxial differential shell.This interaxial differential shell is installed in the interaxial differential shell 8 with roller bearing 5 again, output cylindrical gears 15 usefulness tapered roller bearings are installed on the bearing support 11,11 of bearing supports are installed on the rear case of interaxial differential shell 8, and output cylindrical gears 15 usefulness splines are connected with back differential gear 14; It is characterized in that: outside interaxial differential fore shell 3 preceding, offer oil groove I 17 before the annular on the step surface, and making the outer trough edge of the preceding oil groove I 17 of this annular become front oil duct muscle I 1, oilhole 4 communicates with the front portion of interaxial differential inner chamber before the bottom land of the left part of oil groove I 17 is offered before this; Simultaneously, on the preceding inwall (being the inner chamber antetheca) of interaxial differential shell 8, offer the annular before oil groove II 18, and make the interior trough rim of the preceding oil groove II 18 of this annular become annular front oil duct muscle II 6, and pressure oil duct before (promptly between the interior trough rim of the outer trough edge of preceding oil groove I 17 and preceding oil groove II 18) forms between this front oil duct muscle II 6 and the front oil duct muscle I 1; In addition, on the seat ring of the roller bearing on the interaxial differential shell 85, offer the preceding left oilhole 7 that communicates with the left wall cavity 21 of interaxial differential shell 8; Outside interaxial differential back cover 16 back, offer annular back oil groove I 19 on the step surface, and make the outer trough edge of this annular back oil groove I 19 become back oil duct muscle I 10, offering back oilhole 9 on the bottom land of the left part of oil groove I 19 after this communicates with the rear portion of interaxial differential inner chamber, simultaneously, correspondence is offered annular back oil groove II 20 on the preceding anchor ring of bearing support 11, and the interior trough rim that makes this annular back oil groove II 20 becomes the back oil duct muscle II 12 of annular, and pressure oil duct after (promptly between the outer trough edge of the interior trough rim of back oil groove II 20 and back oil groove I 19) formation after this between oil duct muscle II 12 and the back oil duct muscle I 10; In addition, offer a left side at the left part of the back anchor ring of bearing support 11 and go out oil groove 13.
Like this when 15 rotations of output cylindrical gears, with lubricating oil splash to bearing support 11, lubricant oil goes out oil groove 13 and flows out from the left side on the bearing support 11, the rear portion of part lubricant oil 9 inflow interaxial differential inner chambers of the back oilhole on the oil groove I 19 through the back, lubricated back differential gear 14, another lubricant oil is then through flowing in the left wall cavity 21 of interaxial differential shell through the inboard oil duct junction in an interaxial differential shell left side that is formed by the inboard oil duct muscle in an interaxial differential shell left side, flow out with lubricated roller bearing 5 through preceding left oilhole 7 then, wherein a part of lubricant oil is the front portion of the 4 inflow interaxial differential inner chambers of the preceding oilhole on preceding pressure oil duct and preceding oil groove I 17 again, lubricated half front axle gear 2, can make interaxial differential obtain good lubricating, reduce wear and burnout phenomenon, increase the service life.
Claims (1)
1. the forced lubrication device of the through interaxial differential of automobile, comprise interaxial differential fore shell (3), interaxial differential back cover (16), interaxial differential shell (8), bearing support (11), roller bearing (5), half front axle gear (2), back differential gear (14), planetary pinion, cross axle and output cylindrical gears (15), it is characterized in that:
A, outside interaxial differential fore shell (3) preceding, offer oil groove I (17) before the annular on the step surface, the outer trough edge of oil groove I (17) becomes front oil duct muscle I (1) before this annular, offers preceding oilhole (4) at the bottom land of the left part of oil groove I (17) before this and communicates with the front portion of interaxial differential inner chamber; Offer oil groove II (18) before the annular on the preceding inwall of interaxial differential shell (8), the interior trough rim of oil groove II (18) becomes the front oil duct muscle II (6) of annular before this annular, forms preceding pressure oil duct between this front oil duct muscle II (6) and the front oil duct muscle I (1); On the seat ring of the roller bearing (5) on the interaxial differential shell (8), offer the preceding left oilhole (7) that communicates with the left wall cavity (21) of interaxial differential shell (8);
B, outside interaxial differential back cover (16) back, offer annular back oil groove I (19) on the step surface, and make after this outer trough edge of oil groove I (19) become back oil duct muscle I (10), offering back oilhole (9) on the bottom land of the left part of oil groove I (19) after this communicates with the rear portion of interaxial differential inner chamber, correspondence is offered annular back oil groove II (20) on the preceding anchor ring of bearing support (11), and the interior trough rim that makes this annular back oil groove II (20) becomes the back oil duct muscle II (12) of annular, and after this form the back between oil duct muscle II (12) and back oil duct muscle I (10) and force oil duct, offer a left side at the left part of the back anchor ring of bearing support (11) and go out oil groove (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110000108 CN102062201B (en) | 2011-01-04 | 2011-01-04 | Forced lubricating device for through type vehicle interaxle differential |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110000108 CN102062201B (en) | 2011-01-04 | 2011-01-04 | Forced lubricating device for through type vehicle interaxle differential |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102062201A true CN102062201A (en) | 2011-05-18 |
| CN102062201B CN102062201B (en) | 2013-02-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110000108 Expired - Fee Related CN102062201B (en) | 2011-01-04 | 2011-01-04 | Forced lubricating device for through type vehicle interaxle differential |
Country Status (1)
| Country | Link |
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| CN (1) | CN102062201B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108953570A (en) * | 2018-09-11 | 2018-12-07 | 中国重汽集团济南动力有限公司 | A kind of sweeper main reducing gear of drive axle assembly |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6053835A (en) * | 1998-06-09 | 2000-04-25 | Honda Giken Kogyo Kabushiki Kaisha | Differential gear lubrication structure |
| JP2006275164A (en) * | 2005-03-29 | 2006-10-12 | Daihatsu Motor Co Ltd | Vehicular differential device |
| CN2903581Y (en) * | 2006-03-07 | 2007-05-23 | 訾化彬 | Spider differential mechanism of agricultural motor vehicle |
| KR100836691B1 (en) * | 2007-04-09 | 2008-06-10 | 현대자동차주식회사 | Lubricating structure of differential device |
| CN101450616A (en) * | 2007-12-04 | 2009-06-10 | 现代自动车株式会社 | Differential gear set in which lubrication structure is improved |
| JP2010249256A (en) * | 2009-04-16 | 2010-11-04 | Suzuki Motor Corp | Lubricating mechanism for differential mechanism |
-
2011
- 2011-01-04 CN CN 201110000108 patent/CN102062201B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6053835A (en) * | 1998-06-09 | 2000-04-25 | Honda Giken Kogyo Kabushiki Kaisha | Differential gear lubrication structure |
| JP2006275164A (en) * | 2005-03-29 | 2006-10-12 | Daihatsu Motor Co Ltd | Vehicular differential device |
| CN2903581Y (en) * | 2006-03-07 | 2007-05-23 | 訾化彬 | Spider differential mechanism of agricultural motor vehicle |
| KR100836691B1 (en) * | 2007-04-09 | 2008-06-10 | 현대자동차주식회사 | Lubricating structure of differential device |
| CN101450616A (en) * | 2007-12-04 | 2009-06-10 | 现代自动车株式会社 | Differential gear set in which lubrication structure is improved |
| JP2010249256A (en) * | 2009-04-16 | 2010-11-04 | Suzuki Motor Corp | Lubricating mechanism for differential mechanism |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108953570A (en) * | 2018-09-11 | 2018-12-07 | 中国重汽集团济南动力有限公司 | A kind of sweeper main reducing gear of drive axle assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102062201B (en) | 2013-02-13 |
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| TR01 | Transfer of patent right |
Effective date of registration: 20200515 Address after: 243061 Ma'anshan economic and Technological Development Zone, Anhui Patentee after: ANHUI HUALING AUTOMOBILE Co.,Ltd. Address before: 243061 Anhui city of Ma'anshan Province Economic and Technological Development Zone West Road No. 359 3 Patentee before: ANHUI FUMA AXLE Co.,Ltd. |
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| 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: 20130213 Termination date: 20220104 |