CN112178067A - Power takeoff assembly and application - Google Patents
Power takeoff assembly and application Download PDFInfo
- Publication number
- CN112178067A CN112178067A CN202010987931.0A CN202010987931A CN112178067A CN 112178067 A CN112178067 A CN 112178067A CN 202010987931 A CN202010987931 A CN 202010987931A CN 112178067 A CN112178067 A CN 112178067A
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- Prior art keywords
- power takeoff
- power
- shaft
- output shaft
- input shaft
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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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D11/00—Clutches in which the members have interengaging parts
- F16D11/14—Clutches in which the members have interengaging parts with clutching members movable only axially
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B17/00—Pumps characterised by combination with, or adaptation to, specific driving engines or motors
- F04B17/05—Pumps characterised by combination with, or adaptation to, specific driving engines or motors driven by internal-combustion engines
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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
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/14—Control of torque converter lock-up clutches
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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
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/24—Providing feel, e.g. to enable selection
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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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D11/00—Clutches in which the members have interengaging parts
- F16D2011/002—Clutches in which the members have interengaging parts using an external and axially slidable sleeve for coupling the teeth of both coupling components together
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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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D11/00—Clutches in which the members have interengaging parts
- F16D2011/008—Clutches in which the members have interengaging parts characterised by the form of the teeth forming the inter-engaging parts; Details of shape or structure of these teeth
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- General Details Of Gearings (AREA)
- Arrangement And Driving Of Transmission Devices (AREA)
Abstract
The invention discloses a power takeoff assembly and application, comprising a power takeoff shell, a power takeoff input shaft, a power takeoff output shaft, a sliding sleeve and a gear shifting shaft, wherein the power takeoff input shaft and the power takeoff output shaft are arranged in the power takeoff shell; the sliding sleeve is provided with an internal spline matched with the external spline and is sleeved at the rotary connection part of the power takeoff input shaft and the power takeoff output shaft; one end of the gear shifting shaft extends into the power takeoff shell and is connected with the sliding sleeve. By using the invention, when the engine is started at low temperature, the load can be reduced, and the problem of difficult starting of the engine is avoided.
Description
Technical Field
The invention belongs to the technical field of power takeoff devices, and particularly relates to a power takeoff device assembly and application thereof.
Background
The crane and the off-road tire crane with the creep weight of more than 100 tons adopt AT (automatic transmission) gearboxes, the AT gearboxes are frequently used as ZF gearboxes, a clutch is not arranged between an engine and the gearboxes, and a hydraulic pump is arranged on a power take-off port of the gearboxes, cannot be disengaged due to frequent power take-off, namely, is in a state of always taking power. When the engine is started in winter at low temperature, for example, when the ambient temperature is below-15 ℃, the phenomenon that the engine is difficult to start is easy to occur due to the large load of the gearbox.
At present, no mature product is available in the market, and the problem of difficult engine starting caused by overlarge load of a gearbox can be solved.
Disclosure of Invention
Aiming at the technical problems in the prior art, the invention provides a power takeoff assembly and application thereof, wherein when an engine is started at a low temperature in winter, the load can be reduced, and the problem of difficulty in starting the engine is further solved.
In order to solve the technical problems, the invention is realized by the following technical scheme:
a power takeoff assembly comprises a power takeoff shell, a power takeoff input shaft, a power takeoff output shaft, a sliding sleeve and a gear shifting shaft, wherein the power takeoff input shaft and the power takeoff output shaft are arranged in the power takeoff shell, one end of the power takeoff input shaft is rotatably connected with one end of the power takeoff output shaft, the other end of the power takeoff input shaft extends out of one end of the power takeoff shell and is used for being connected with a power takeoff of a gearbox, and the other end of the power takeoff output shaft extends out of the other end of the power takeoff shell and is used for being connected with a hydraulic pump; the power takeoff input shaft is provided with an external spline at one end close to the power takeoff output shaft and the power takeoff output shaft is provided with an internal spline matched with the external spline at one end close to the power takeoff input shaft, and the sliding sleeve is sleeved at the rotary connection position of the power takeoff input shaft and the power takeoff output shaft; one end of the gear shifting shaft extends into the power takeoff shell and is connected with the sliding sleeve, and the gear shifting shaft is used for shifting the sliding sleeve to move along the axis of the power takeoff input shaft, so that the sliding sleeve is separated from or matched with an external spline on the power takeoff input shaft.
Furthermore, a mounting hole is formed in one end of the power takeoff input shaft, a first bearing is arranged in the mounting hole, and one end of the power takeoff output shaft is matched with the first bearing in the mounting hole.
Furthermore, a first groove is formed in the outer wall of the sliding sleeve, a guide block is arranged in the first groove, one end of the gear shifting shaft is connected with the guide block, and the gear shifting shaft is rotated to drive the guide block so as to shift the sliding sleeve to move along the axis of the power takeoff input shaft.
Further, the power takeoff input shaft is supported through a second bearing arranged in the power takeoff shell, the power takeoff output shaft is supported through a third bearing arranged in the power takeoff shell, and an output shaft bearing cover is arranged between the power takeoff shell and the power takeoff output shaft.
Furthermore, the other end of the power takeoff output shaft is fixedly connected with a flange plate, and when the power takeoff is in a use state, the other end of the power takeoff output shaft is connected with the hydraulic pump through the flange plate.
Further, a first oil seal is arranged between the flange plate and the output shaft bearing cover.
Furthermore, the other end of the gear shifting shaft is connected with an outer gear shifting arm, and the outer gear shifting arm is connected with the power takeoff shell through a second oil seal, an oil seal cover plate and an elastic retainer ring for a shaft in sequence.
Furthermore, a detection switch for detecting the gear engaging and gear disengaging of the power takeoff is further arranged on the power takeoff shell.
Furthermore, a second groove is formed in the gear shifting shaft, a self-locking and hand-feeling structure is arranged on the power takeoff shell, and the self-locking and hand-feeling structure is matched with the second groove to achieve gear shifting and neutral self-locking.
Compared with the prior art, the invention has at least the following beneficial effects: when the power takeoff assembly provided by the invention is used, when an engine is started in a low-temperature environment in winter, the shifting sliding sleeve is shifted by the gear shifting shaft to be disengaged from the power takeoff input shaft, namely the sliding sleeve is independently matched with a spline on the power takeoff output shaft, at the moment, the connection between the gearbox and the hydraulic pump is disconnected, the load is reduced, and the problem that the engine is difficult to start is further solved. After the engine starts, the sliding sleeve is stirred through the gear shifting shaft to be matched with splines on the power takeoff input shaft and the power takeoff output shaft together, and the transmission is connected with the hydraulic pump. In conclusion, by using the power takeoff assembly provided by the invention, the power takeoff can be disconnected firstly when the engine is started in winter, so that the transmission is disconnected from the hydraulic pump, the load is reduced, and the power takeoff is shifted after the engine is started, so that the function of connecting with the hydraulic pump is realized.
Furthermore, one end of the power takeoff input shaft is provided with a mounting hole, a first bearing is arranged in the mounting hole, one end of the power takeoff output shaft is matched with the first bearing in the mounting hole, namely, the power takeoff input shaft and the power takeoff output shaft are rotationally connected by the bearing, so that the power takeoff input shaft is good in reliability and low in cost.
Furthermore, the power takeoff input shaft is supported by the second bearing arranged in the power takeoff shell, the power takeoff output shaft is supported by the third bearing arranged in the power takeoff shell, and the output shaft bearing cover is arranged between the power takeoff shell and the power takeoff output shaft, so that the power takeoff input shaft is convenient to install, good in reliability and low in cost.
Furthermore, the flange plate is fixedly connected to the other end of the power takeoff output shaft, when the power takeoff is in use, the flange plate is connected with the hydraulic pump, so that the power takeoff output shaft is connected with the hydraulic pump, and the flange connection structure is convenient to operate and good in reliability.
Further, a first oil seal is arranged between the flange plate and the output shaft bearing cover, and liquid can be prevented from flowing out.
Furthermore, a detection switch for detecting the gear engaging and gear disengaging of the power takeoff is arranged on the power takeoff shell, so that the gear engaging and gear disengaging conditions of the power takeoff are conveniently detected, and the use safety is ensured.
Furthermore, a second groove is formed in the gear shifting shaft, a self-locking and hand-feeling structure is arranged on the power takeoff shell, and the self-locking and hand-feeling structure is matched with the second groove to achieve gear shifting and neutral gear self-locking, so that the power takeoff has a self-locking function.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic diagram of the overall construction of the power take-off assembly of the present invention;
FIG. 2 is a cross-sectional view of the power take-off assembly of the present invention;
FIG. 3 is a right side elevational view of the power take-off assembly of the present invention;
FIG. 4 is a partial cross-sectional view of the power take-off assembly of the present invention;
fig. 5 is an exploded view of the overall structure of the power take-off assembly of the present invention.
In the figure: 1-power takeoff shell; 101-a first housing; 102-a second housing; 2-power takeoff input shaft; 3-power takeoff output shaft; 4-a sliding sleeve; 5-a shift shaft; 6-a first bearing; 7-a first groove; 8-a guide block; 9-a flange plate; 10-a first oil seal; 11-a second bearing; 12-a third bearing; 13-output shaft bearing cap; 14-outer shift arm; 15-a second oil seal; 16-oil seal cover plate; 17-circlip for shaft; 18-a detection switch; 19-a second groove; 20-spacer; 21-sealing baffle plate; 22-O-ring; 23-self-locking pin; 24-a self-locking spring; 25-handle screw plug; 26-cover plate.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As an embodiment of the present invention, referring to fig. 1, 2, 3, 4 and 5, a power take-off assembly includes a power take-off housing 1, and for easy installation, the power take-off housing 1 includes a first housing 101 and a second housing 102 which are connected by bolts. As shown in fig. 2, a power take-off input shaft 2 and a power take-off output shaft 3 are provided in a power take-off housing 1, specifically, the power take-off input shaft 2 is supported by a second bearing 11 provided in the power take-off housing 1, the power take-off output shaft 3 is supported by a third bearing 12 provided in the power take-off housing 1, and an output shaft bearing cover 13 is provided between the power take-off housing 1 and the power take-off output shaft 3.
As shown in fig. 2, one end of the power take-off input shaft 2 is rotatably connected to one end of the power take-off output shaft 3, the other end of the power take-off input shaft 2 extends out of one end of the power take-off housing 1 and is used for being connected to a power take-off port of a transmission, and the other end of the power take-off output shaft 3 extends out of the other end of the power take-off housing 1 and is used for being connected to a hydraulic pump. In this embodiment, the way that one end of power takeoff input shaft 2 and one end of power takeoff output shaft 3 are connected for rotation is: the one end of power takeoff input shaft 2 has seted up the mounting hole, is provided with first bearing 6 in the mounting hole, and the one end of power takeoff output shaft 3 cooperates with first bearing 6 in the mounting hole. Of course, a ball joint connection mode can also be adopted, for example, a ball socket is arranged in the mounting hole of the power takeoff input shaft 2, and a ball head is arranged at one end of the power takeoff output shaft 3, so that the ball socket matched rotary connection is realized.
As shown in fig. 2 and fig. 5, one end of the power takeoff input shaft 2 close to the power takeoff output shaft 3 and one end of the power takeoff output shaft 3 close to the power takeoff input shaft 2 are both provided with external splines, the sliding sleeve 4 is provided with internal splines matched with the external splines, and the sliding sleeve 4 is sleeved at the rotational connection position of the power takeoff input shaft 2 and the power takeoff output shaft 3, the sliding sleeve 4 can move along the axis of the power takeoff input shaft 2, specifically, the sliding sleeve 4 can be independently matched with the splines on the power takeoff output shaft 3 and can also be matched with the splines on the power takeoff input shaft 2 and the power takeoff output shaft 3 together. When the sliding sleeve 4 is independently matched with the spline on the output shaft 3 of the power takeoff, the separation of the transmission and the hydraulic pump is realized; when the sliding sleeve 4 is matched with splines on the power takeoff input shaft 2 and the power takeoff output shaft 3 together, the connection between the transmission and the hydraulic pump is realized.
In this embodiment, the one end of selector shaft 5 stretches into power takeoff casing 1 and is connected with sliding sleeve 4, and selector shaft 5 is used for stirring sliding sleeve 4 and moves along the axis of power takeoff input shaft 2, and then realizes that the external splines on sliding sleeve 4 and the power takeoff input shaft 2 break away from or cooperate. Specifically, as shown in fig. 2, 3 and 5, a first groove 7 is formed in the outer wall of the sliding sleeve 4, a guide block 8 is arranged in the first groove 7, one end of the shift shaft 5 is connected with the guide block 8, and the shift shaft 5 is rotated to drive the guide block 8 so as to shift the sliding sleeve 4 to move along the axis of the power takeoff input shaft 2.
In a preferred embodiment, a flange 9 is fixedly connected to the other end of the output shaft 3 of the power takeoff, and a first oil seal 10 is provided between the flange 9 and an output shaft bearing cover 13. Referring to fig. 2, the flange 9 is fixedly connected with the power takeoff output shaft 3 through screws, and a sealing baffle 21 and an O-ring 22 are arranged between the flange 9 and the power takeoff output shaft 3. When the power takeoff is in use, the other end of the output shaft 3 of the power takeoff is connected with the hydraulic pump through the flange 9.
In a preferred embodiment, an outer shift arm 14 is connected to the other end of the shift shaft 5, the outer shift arm 14 and the power takeoff housing 1 are connected in sequence through a second oil seal 15, an oil seal cover plate 16 and a shaft circlip 17, and the outer shift arm 14 can be connected with a flexible shaft to realize shifting.
In a preferred embodiment, the power take-off housing 1 is further provided with a detection switch 18 for power take-off gear-up and gear-out detection.
As shown in fig. 4 and 5, preferably, a second groove 19 is formed in the shift shaft 5, and a self-locking and hand-feeling structure is disposed on the power takeoff housing 1, and the self-locking and hand-feeling structure cooperates with the second groove 19 to realize self-locking of the shift stage and the neutral stage. Specifically, the self-locking and hand-feeling structure comprises a self-locking pin 23, a self-locking spring 24 and a hand-feeling plug screw 25, and the power takeoff realizes the self-locking functions of neutral gear and gear shifting jointly through the self-locking pin 23, the self-locking spring 24, the hand-feeling plug screw 25 and a second groove 19 on the gear shifting shaft 5.
Preferably, as shown in fig. 2, 3 and 5, an operation opening is opened in the second housing 102 for facilitating the mounting operation, and the cover plate 26 is provided on the operation opening.
The working principle of the invention is as follows: when the engine is started in a low-temperature environment in winter, the shifting shaft 5 is used for shifting the sliding sleeve 4 to be disengaged from the power takeoff input shaft 2, namely the sliding sleeve 4 is independently matched with a spline on the power takeoff output shaft 3, and at the moment, the connection between the gearbox and the hydraulic pump is disconnected; after the engine starts, the sliding sleeve 4 is shifted through the gear shifting shaft 5 to be matched with splines on the power takeoff input shaft 2 and the power takeoff output shaft 3 together, and the transmission is connected with the hydraulic pump.
The power takeoff assembly is applied to a crane, is additionally arranged between the power takeoff opening of the AT gearbox and the hydraulic pump, and can effectively solve the problem of difficult engine starting caused by large load and high lubricating oil viscosity under the condition of low temperature in winter.
Finally, it should be noted that: the above-mentioned embodiments are only specific embodiments of the present invention, which are used for illustrating the technical solutions of the present invention and not for limiting the same, and the protection scope of the present invention is not limited thereto, although the present invention is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: any person skilled in the art can modify or easily conceive the technical solutions described in the foregoing embodiments or equivalent substitutes for some technical features within the technical scope of the present disclosure; such modifications, changes or substitutions do not depart from the spirit and scope of the embodiments of the present invention, and they should be construed as being included therein. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A power takeoff assembly, which is characterized by comprising a power takeoff shell (1), a power takeoff input shaft (2), a power takeoff output shaft (3), a sliding sleeve (4) and a gear shifting shaft (5), wherein the power takeoff input shaft (2) and the power takeoff output shaft (3) are arranged in the power takeoff shell (1), one end of the power takeoff input shaft (2) is rotatably connected with one end of the power takeoff output shaft (3), the other end of the power takeoff input shaft (2) extends out of one end of the power takeoff shell (1) and is used for being connected with a power takeoff of a gearbox, and the other end of the power takeoff output shaft (3) extends out of the other end of the power takeoff shell (1) and is used for being connected with a hydraulic pump; one end of the power takeoff input shaft (2) close to the power takeoff output shaft (3) and one end of the power takeoff output shaft (3) close to the power takeoff input shaft (2) are both provided with external splines, the sliding sleeve (4) is provided with internal splines matched with the external splines, and the sliding sleeve (4) is sleeved at the rotary connection position of the power takeoff input shaft (2) and the power takeoff output shaft (3); one end of the gear shifting shaft (5) extends into the power takeoff shell (1) and is connected with the sliding sleeve (4), and the gear shifting shaft (5) is used for shifting the sliding sleeve (4) to move along the axis of the power takeoff input shaft (2), so that the sliding sleeve (4) is separated from or matched with an external spline on the power takeoff input shaft (2).
2. A power take-off assembly according to claim 1, wherein one end of the power take-off input shaft (2) is provided with a mounting hole, a first bearing (6) is arranged in the mounting hole, and one end of the power take-off output shaft (3) is engaged with the first bearing (6) in the mounting hole.
3. The power takeoff assembly as claimed in claim 1, wherein a first groove (7) is formed in an outer wall of the sliding sleeve (4), a guide block (8) is arranged in the first groove (7), one end of the gear shift shaft (5) is connected with the guide block (8), and the guide block (8) is driven by rotating the gear shift shaft (5) so as to shift the sliding sleeve (4) to move along an axis of the power takeoff input shaft (2).
4. A power take-off assembly according to claim 1, characterized in that the power take-off input shaft (2) is supported by means of a second bearing (11) arranged in the power take-off housing (1), the power take-off output shaft (3) is supported by means of a third bearing (12) arranged in the power take-off housing (1), and an output shaft bearing cover (13) is arranged between the power take-off housing (1) and the power take-off output shaft (3).
5. A power take-off assembly according to claim 4, characterized in that a flange (9) is fixedly connected to the other end of the power take-off output shaft (3), and that the other end of the power take-off output shaft (3) is connected to a hydraulic pump via the flange (9) in the position of use.
6. A power take-off assembly as claimed in claim 5, wherein a first oil seal (10) is provided between the flange (9) and the output shaft bearing cap (13).
7. The power takeoff assembly as claimed in claim 1, wherein an outer shift arm (14) is connected to the other end of the shift shaft (5), and the outer shift arm (14) and the power takeoff housing (1) are connected in sequence through a second oil seal (15), an oil seal cover plate (16) and a shaft circlip (17).
8. A power take-off assembly as claimed in claim 1, wherein the power take-off housing (1) is further provided with a detection switch (18) for power take-off gear-in and gear-out detection.
9. The power takeoff assembly as claimed in claim 1, wherein a second groove (19) is formed in the shift shaft (5), and a self-locking and hand-feeling structure is arranged on the power takeoff housing (1), and the self-locking and hand-feeling structure is matched with the second groove (19) to realize gear shifting and neutral self-locking.
10. A power take-off assembly as claimed in any one of claims 1 to 9 for use with a crane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010987931.0A CN112178067B (en) | 2020-09-18 | 2020-09-18 | Power takeoff assembly and application |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010987931.0A CN112178067B (en) | 2020-09-18 | 2020-09-18 | Power takeoff assembly and application |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112178067A true CN112178067A (en) | 2021-01-05 |
| CN112178067B CN112178067B (en) | 2021-12-14 |
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ID=73955222
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010987931.0A Active CN112178067B (en) | 2020-09-18 | 2020-09-18 | Power takeoff assembly and application |
Country Status (1)
| Country | Link |
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| CN (1) | CN112178067B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114789717A (en) * | 2022-04-06 | 2022-07-26 | 潍柴动力股份有限公司 | Rear power takeoff assembly control method, system and device and electronic equipment |
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| CN2809332Y (en) * | 2005-06-27 | 2006-08-23 | 顾林华 | Automobile power-take-off device |
| CN201931995U (en) * | 2011-02-17 | 2011-08-17 | 重庆伊采孚传动设备有限公司 | Power takeoff assembly of oil receiving pump of speed changer |
| KR20170048201A (en) * | 2015-10-26 | 2017-05-08 | 도요타 지도샤（주） | Transfer for four-wheel drive vehicle |
| CN107933304A (en) * | 2017-12-08 | 2018-04-20 | 中国重汽集团济南动力有限公司 | Output taking device after a kind of novel heavy duty automobile double |
| CN109990008A (en) * | 2019-04-24 | 2019-07-09 | 浙江佰事瑞帕瓦传动有限公司 | A kind of direct-connected multi-disc friction power takeoff |
| CN209725117U (en) * | 2019-03-27 | 2019-12-03 | 重庆伊采孚传动设备有限公司 | Lay shaft power takeoff |
| CN210218576U (en) * | 2019-05-23 | 2020-03-31 | 浙江万里扬股份有限公司 | Power takeoff, gearbox and vehicle |
| CN111059227A (en) * | 2019-12-14 | 2020-04-24 | 陕西法士特汽车传动集团有限责任公司 | Double-input power takeoff assembly |
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2020
- 2020-09-18 CN CN202010987931.0A patent/CN112178067B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2809332Y (en) * | 2005-06-27 | 2006-08-23 | 顾林华 | Automobile power-take-off device |
| CN201931995U (en) * | 2011-02-17 | 2011-08-17 | 重庆伊采孚传动设备有限公司 | Power takeoff assembly of oil receiving pump of speed changer |
| KR20170048201A (en) * | 2015-10-26 | 2017-05-08 | 도요타 지도샤（주） | Transfer for four-wheel drive vehicle |
| CN107933304A (en) * | 2017-12-08 | 2018-04-20 | 中国重汽集团济南动力有限公司 | Output taking device after a kind of novel heavy duty automobile double |
| CN209725117U (en) * | 2019-03-27 | 2019-12-03 | 重庆伊采孚传动设备有限公司 | Lay shaft power takeoff |
| CN109990008A (en) * | 2019-04-24 | 2019-07-09 | 浙江佰事瑞帕瓦传动有限公司 | A kind of direct-connected multi-disc friction power takeoff |
| CN210218576U (en) * | 2019-05-23 | 2020-03-31 | 浙江万里扬股份有限公司 | Power takeoff, gearbox and vehicle |
| CN111059227A (en) * | 2019-12-14 | 2020-04-24 | 陕西法士特汽车传动集团有限责任公司 | Double-input power takeoff assembly |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114789717A (en) * | 2022-04-06 | 2022-07-26 | 潍柴动力股份有限公司 | Rear power takeoff assembly control method, system and device and electronic equipment |
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| Publication number | Publication date |
|---|---|
| CN112178067B (en) | 2021-12-14 |
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