CN201568532U - Power takeoff of engine for heavy-duty special vehicle - Google Patents
Power takeoff of engine for heavy-duty special vehicle Download PDFInfo
- Publication number
- CN201568532U CN201568532U CN200920289253XU CN200920289253U CN201568532U CN 201568532 U CN201568532 U CN 201568532U CN 200920289253X U CN200920289253X U CN 200920289253XU CN 200920289253 U CN200920289253 U CN 200920289253U CN 201568532 U CN201568532 U CN 201568532U
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- CN
- China
- Prior art keywords
- flywheel
- power takeoff
- flywheel casing
- chamber
- casing
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- Expired - Fee Related
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Abstract
The utility model provides a power takeoff of an engine for a heavy-duty special vehicle, which comprises a flywheel casing, a power takeoff chamber part, a flywheel chamber part, an idle gear assembly and an output gear assembly. The radius of the part of a sealing shaft (6a) of an input crankshaft gear (6) of the power takeoff part of the power takeoff of the engine for the heavy-duty special vehicle is smaller than the radius of the position of the upper liquid level of an oil pool formed at the bottom of the casing by 13 to 15mm, an oil seal seat (10) is installed on the flywheel casing (17) of the corresponding sealing shaft (6a), a framework oil seal (9) is installed between the sealing shaft (6a) and the oil seal seat (10), and a power takeoff chamber (17a) is isolated from a flywheel chamber (17b). The flywheel casing (17) is in an integral structure, i.e. a power takeoff part (17c) and an output part (17d) of the flywheel casing (17) form a whole, the outer side of the power takeoff part (17c) is provided with two symmetrical convex suspended supporting seats (17e), and connecting holes (17f) are arranged on the suspended supporting seats (17e) and are used for connecting the flywheel casing (17) and a frame.
Description
Technical field
The utility model relates to a kind of Heavy Special Vehicle engine torque extraction device, particularly relates to a kind of power takeoff that is used for the engine torque extraction of Heavy Special Vehicle.
Background technique
Development along with large-tonnage load special car market demands such as cement agitator trucks, the domestic available engine power take-off problems such as loaded down with trivial details, the crankshaft seal leakage of oil of assembling that occur successively being threaded with vehicle frame with car load power system matching deficiency, power take-off bring adverse effect for the reliability of last dress power system, the Security of car load.
Summary of the invention
The utility model uses the deficiency of finding at the available engine power take-off, provide a kind of satisfy power coupling, easy to connect with vehicle frame, be used for Heavy Special Vehicle engine torque extraction device such as cement agitator truck, particularly seal engine torque extraction device reliable and safe in utilization.
The technical solution of the utility model: Heavy Special Vehicle of the present utility model comprises flywheel casing, power taking chamber part, flywheel chamber part, idle gear assembly, output gear assembly with the engine torque extraction device, the radius of the seal shaft part of the input crankshaft gear of power taking part is less than the radius 13～15mm of liquid level place on the oil sump of housing bottom formation, on the flywheel casing of corresponding seal shaft, oil sealing base is installed, between seal shaft and oil sealing base, outside framework oil seal is installed, power taking chamber and flywheel chamber are isolated.
Described flywheel casing is an overall structure, and promptly the power take-off of flywheel casing part is as a whole with output, and the bearing that suspends of two projectioies of symmetry is arranged in the power take-off part outside, on the bearing that suspends attachment hole is arranged, and is used for being connected of flywheel casing and vehicle frame.
Advantage of the present utility model:
Flywheel casing of the present utility model and the vehicle frame bearing that suspends is connected and does not need to be provided with suspend connecting plate and screw and connect, and simplifies assembly technology.
Reduce to import the seal shaft 6a diameter of crankshaft gear 6, oil sealing base 10 is installed on the flywheel casing 17 of corresponding seal shaft 6a, outside framework oil seal envelope lip is immersed in the oil sump no longer all the time, solve oil sealing effectively and install and the use problem, reduce oil spill rate.
Description of drawings
Fig. 1 is a sectional structure schematic representation of the present utility model;
Fig. 2 is a main TV structure schematic representation of the present utility model;
Fig. 3 is the structural representation of input crankshaft gear.
Embodiment
Below in conjunction with accompanying drawing the utility model is further explained explanation:
Fig. 1 is that sectional structure schematic representation of the present utility model, Fig. 3 are the structural representation of input crankshaft gear: Heavy Special Vehicle described in the utility model comprises flywheel casing 17, power taking part, idle gear assembly, output gear assembly with the engine torque extraction device.
The seal shaft 6a part radius of the input crankshaft gear 6 of power taking chamber part is less than liquid level radius 13～15mm on the oil sump of housing bottom formation, be R1-R2=13～15mm, oil sealing base 10 is installed on the flywheel casing 17 of corresponding seal shaft 6a, outside framework oil seal 9 is installed between seal shaft 6a and oil sealing base 10, power taking chamber 17a and flywheel chamber 17b are isolated, make power take-off gear chamber 17a airtight.The input crankshaft gear 6 that is installed on the engine crankshaft flange 5 is arranged in the 17a of power take-off gear chamber.Flywheel 7 is in the 17b of flywheel chamber.
Described idle gear assembly comprises by two idle gear bearings 13 and is installed in idle gear 2 on the idle gear axle 11, idle gear axle 11 1 ends support with auxiliary-drive casing 17, the other end supports with the axle bed 4 that is installed on the power take-off housing 17, and idle gear axle 11 is fixed on flywheel casing 17 with axle bed 4 by bolt 12.
The output shaft assembly comprises that the output gear 1, the output outside framework oil seal 16 that are installed on the output shaft 3 are installed on the power output flange 14 and flywheel casing 17 is provided with in the hole of step location.Output flange 14 is connected by spline with output shaft 3 and uses nut 15 to compress end face.
Fig. 2 is a main TV structure schematic representation of the present utility model: described flywheel casing 17 is overall structure, the power take-off part 17c and the output 17d that are flywheel casing 17 are as a whole, the bearing 17e that suspends that two projectioies of symmetry are arranged in the power take-off part 17c outside, suspending has attachment hole 17f on the bearing 17e, being used for flywheel casing 17 can directly vertically be seated in vehicle frame and suspend and go up to connect, do not need to be provided with suspend connecting plate and screw connection, simplify assembly technology.
Claims (2)
1. Heavy Special Vehicle engine torque extraction device, comprise flywheel casing, power taking chamber part, flywheel chamber part, idle gear assembly, output gear assembly, it is characterized in that: the radius of seal shaft (6a) part of the input crankshaft gear (6) of power taking part is less than the radius 13～15mm of liquid level place on the oil sump of housing bottom formation, go up installation oil sealing base (10) at the flywheel casing (17) of corresponding seal shaft (6a), between seal shaft (6a) and oil sealing base (10), outside framework oil seal (9) is installed, power taking chamber (17a) and flywheel chamber (17b) are isolated.
2. Heavy Special Vehicle engine torque extraction device according to claim 1, it is characterized in that: described flywheel casing (17) is overall structure, the power take-off part (17c) that is flywheel casing (17) is as a whole with output (17d), the bearing that suspends (17e) that two projectioies of symmetry are arranged in power take-off part (17c) outside, suspending has attachment hole (17f) on the bearing (17e), is used for being connected of flywheel casing (17) and vehicle frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920289253XU CN201568532U (en) | 2009-12-15 | 2009-12-15 | Power takeoff of engine for heavy-duty special vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920289253XU CN201568532U (en) | 2009-12-15 | 2009-12-15 | Power takeoff of engine for heavy-duty special vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201568532U true CN201568532U (en) | 2010-09-01 |
Family
ID=42660817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920289253XU Expired - Fee Related CN201568532U (en) | 2009-12-15 | 2009-12-15 | Power takeoff of engine for heavy-duty special vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201568532U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102840312A (en) * | 2011-06-20 | 2012-12-26 | 特纳动力系统有限公司 | Gearbox split sump |
| CN103171431A (en) * | 2011-12-23 | 2013-06-26 | 斗山英维高株式会社 | PTO used for vehicle |
| CN106224507A (en) * | 2016-08-20 | 2016-12-14 | 泉州鑫豪工程机械科技有限公司 | A kind of power takeoff of compact conformation |
| CN108825756A (en) * | 2018-09-05 | 2018-11-16 | 广西玉柴机器股份有限公司 | A kind of split type rear power takeoff body structure |
-
2009
- 2009-12-15 CN CN200920289253XU patent/CN201568532U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102840312A (en) * | 2011-06-20 | 2012-12-26 | 特纳动力系统有限公司 | Gearbox split sump |
| EP2538118A1 (en) * | 2011-06-20 | 2012-12-26 | Turner Powertrain Systems Limited | Gearbox split sump and lubricant flow control method |
| CN103171431A (en) * | 2011-12-23 | 2013-06-26 | 斗山英维高株式会社 | PTO used for vehicle |
| CN103171431B (en) * | 2011-12-23 | 2016-02-03 | 斗山英维高株式会社 | Vehicle power take-off implement |
| KR101893220B1 (en) | 2011-12-23 | 2018-08-29 | 두산인프라코어 주식회사 | Power Take Off for vehicle |
| CN106224507A (en) * | 2016-08-20 | 2016-12-14 | 泉州鑫豪工程机械科技有限公司 | A kind of power takeoff of compact conformation |
| CN108825756A (en) * | 2018-09-05 | 2018-11-16 | 广西玉柴机器股份有限公司 | A kind of split type rear power takeoff body structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100901 Termination date: 20161215 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |