CN217898712U

CN217898712U - Power take-off module and power control system based on power take-off module

Info

Publication number: CN217898712U
Application number: CN202221271048.2U
Authority: CN
Inventors: 李磊; 吕小科; 陈友飞; 王艳坤; 钱灿
Original assignee: Suzhou Lvkon Transmission S&T Co Ltd
Current assignee: Suzhou Lvkon Transmission S&T Co Ltd
Priority date: 2022-05-25
Filing date: 2022-05-25
Publication date: 2022-11-25
Anticipated expiration: 2032-05-25

Abstract

The utility model relates to a power take-off module, which comprises a driving source, a motor and a reduction gearbox, wherein the motor is connected with the reduction gearbox and drives the reduction gearbox; the lifting oil pump comprises a lifting oil pump driven gear and a lifting oil pump driving gear which are in meshing transmission, the lifting oil pump is provided with an oil pump output interface, the lifting oil pump driven gear is lifted, and the reduction gearbox transmits power to the lifting oil pump through the lifting oil pump driving gear to realize the work of the lifting oil pump; the steering oil pump comprises a steering oil pump driven gear and a steering oil pump driving gear which are in meshing transmission, and the steering oil pump driving gear is connected with an oil pump output interface; the oil pump output interface transmits power to the steering oil pump, and the steering oil pump works. The utility model discloses the modularized design, product strong adaptability can be fit for pure electric vehicle or hybrid vehicle.

Description

Power take-off module and power control system based on power take-off module

Technical Field

The utility model belongs to the technical field of hybrid control technique and specifically relates to indicate a power take-off module and power control system based on power take-off module.

Background

The power takeoff is composed of one or more groups of speed-changing gears, also called power output devices, generally composed of a gear box, a clutch and a controller, and is connected with a low-gear or an auxiliary box output shaft of the gear box to output power to an external working device.

By understanding the existing market, the new energy automobile needs to provide power for an oil pump additionally. In order to simplify the structure of the automobile and provide stable output power, a new energy power control system with a power takeoff is urgently needed.

For example, the invention patent (CN 109357001 a) in china discloses a power takeoff, which includes a housing, an input shaft and a first output shaft, wherein the input shaft is sleeved with a first transmission gear, the first transmission gear is provided with a first transmission gear engaging tooth, the input shaft is provided with a synchronizing ring, the synchronizing ring is cooperatively connected with a synchronizer gear sleeve, the synchronizer gear sleeve is connected with a gear shifting device, the first output shaft is provided with a first output shaft engaging tooth, a third transmission gear is arranged above the first transmission gear, the first transmission gear and the third transmission gear are engaged with each other, and the third transmission gear is connected with a third transmission gear output shaft; and a second transmission gear is arranged between the first transmission gear and the third transmission gear, the second transmission gear is respectively meshed with the first transmission gear and the third transmission gear, a second transmission gear shaft is connected to the second transmission gear, and a second output shaft front bearing and a second output shaft rear bearing are arranged on the second transmission gear shaft. However, the power takeoff disclosed above cannot be applied to power control of a new energy vehicle, and is not stable enough to use oil pressure control.

SUMMERY OF THE UTILITY MODEL

To prior art not enough, the utility model discloses a power take-off module and power control system based on power take-off module.

The utility model discloses the technical scheme who adopts as follows:

a power take-off module comprising

The driving source comprises a driving motor and a reduction gearbox, the driving motor is connected with the reduction gearbox, and the driving motor drives the reduction gearbox;

the lifting oil pump comprises a lifting oil pump driven gear and a lifting oil pump driving gear which are in meshing transmission, the lifting oil pump is provided with an oil pump output interface, the lifting oil pump driven gear transmits power to the lifting oil pump through the lifting oil pump driving gear, and the lifting oil pump works;

the steering oil pump comprises a steering oil pump driven gear and a steering oil pump driving gear which are in meshing transmission, and the steering oil pump driving gear is connected with the oil pump output interface; and the oil pump output interface transmits power to the steering oil pump to realize the work of the steering oil pump.

The method is further technically characterized in that: the driving source further includes a motor controller disposed at an end or a top or a side of the driving motor.

The method is further technically characterized in that: the reduction gearbox is directly connected with the lifting oil pump.

The method is further technically characterized in that: the lifting oil pump and the steering oil pump are directly connected.

The method is further technically characterized in that: the driving motor comprises a stator, a rotor and a motor shaft, the motor shaft axially penetrates through the rotor, the stator and the rotor form a magnetic circuit, and the motor shaft is connected with the reduction gearbox.

The method is further technically characterized in that: the reduction gearbox comprises a reduction gearbox driving gear and a reduction gearbox driven gear which are in meshing transmission, the reduction gearbox is provided with a reduction gearbox output interface, the reduction gearbox driving gear is connected with the driving motor, and the reduction gearbox output interface is connected with the lifting oil pump.

A power control system based on a power take-off module comprises a power take-off module controller, wherein the power take-off module controller is connected with the power take-off module through a signal line.

The method is further technically characterized in that: the lifting intention input module and the steering intention input module are respectively connected with the power take-off module controller through signal lines.

The method is further technically characterized in that: still include batch oil tank and steering pump, steering pump pass through oil pipe with the power take-off module is connected, merges into the batch oil tank links together.

The method is further technically characterized in that: the power takeoff module is connected with the lifting oil cylinder through an oil pipe and the reversing electromagnetic valve.

Compared with the prior art, the technical scheme of the utility model have following advantage:

1. the utility model discloses a modular design, product strong adaptability can be fit for pure electric vehicle and also be fit for hybrid vehicle.

2. The utility model discloses the degree of integrating is high, changes in arranging and promoting, and the customer installation is more convenient.

3. The utility model discloses for current power takeoff, efficiency is higher, and the loss still less.

4. The utility model discloses a motor cost can be reduced by a wide margin to the setting of reducing gear box, promotes the competitiveness of product.

5. The utility model discloses a power take-off module arranges the convenience, reduces the pipeline design by a wide margin, for the customer reduces annex cost.

Drawings

In order to make the content of the present invention more clearly understood, the present invention will be described in further detail with reference to the following embodiments of the present invention, in conjunction with the accompanying drawings.

FIG. 1 is a schematic diagram of a power take-off module.

FIG. 2 is a schematic diagram of a power take-off module based power control system.

The specification reference numbers indicate: 1. a motor controller; 2. a drive motor; 201. a stator; 202. a rotor; 203. a motor shaft; 3. a reduction gearbox; 301. a reduction gearbox driving gear; 302. a reduction gearbox output interface; 303. a reduction gearbox driven gear; 4. lifting an oil pump; 401. lifting the driven gear of the oil pump; 402. lifting an oil pump driving gear; 403. an oil pump output interface; 5. a steering oil pump; 501. a steering oil pump driven gear; 502. a steering oil pump drive gear; 6. an oil storage tank; 7. an oil pipe; 8. lifting the oil cylinder; 9. a reversing solenoid valve; 10. a steering pump; 11. a power take-off module controller; 12. a lifting intent input module; 13. a steering intent input module; 14. and a signal line.

Detailed Description

The present invention is further described with reference to the following drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.

The foregoing and other features, aspects and utilities of the present invention will be apparent from the following detailed description of the embodiments, which is to be read in connection with the accompanying drawings. Directional terms as referred to in the following examples, for example: up, down, left, right, front or rear, etc., are simply directions with reference to the drawings. Therefore, the directional terminology used is for the purpose of description and is not intended to be limiting, and moreover, like reference numerals will be used to refer to like elements throughout.

Example 1:

as shown in FIG. 1, a power take-off module comprises

The driving source comprises a driving motor 2 and a reduction gearbox 3, the driving motor 2 is connected with the reduction gearbox 3, and the driving motor 2 drives the reduction gearbox 3.

Lifting oil pump 4, including meshing driven lifting oil pump driven gear 401 and lifting oil pump driving gear 402, and lifting oil pump 4 sets up oil pump output interface 403, lifts oil pump driven gear 401, and reducing gear box 3 is through lifting oil pump driving gear 402 with power transmission to lifting oil pump 4, the work of realizing lifting oil pump 4.

The steering oil pump 5 comprises a steering oil pump driven gear 501 and a steering oil pump driving gear 502 which are in meshing transmission, and the steering oil pump driving gear 502 is connected with an oil pump output interface 403. The oil pump output interface 403 transmits power to the steering oil pump 5, and the steering oil pump 5 operates.

The power take-off module is modularly designed, has strong product adaptability, and can be suitable for pure electric vehicles and hybrid vehicles.

In the present embodiment, the drive source further includes the motor controller 1, the arrangement of the motor controller 1 is not limited to the installation position, and the motor controller 1 is arranged at the end or the top or the side of the drive motor 2 according to the convenience of arrangement.

In this embodiment, the reduction gearbox 3 and the lifting oil pump 4 are directly connected, and the connection mode is not limited to a spline, a flat key, a coupling and the like.

In this embodiment, the lift oil pump 4 and the steering oil pump 5 are directly connected, and the connection manner is not limited to a spline, a flat key, a coupling, and the like.

In the present embodiment, the driving motor 2 includes a stator 201, a rotor 202, and a motor shaft 203, the motor shaft 203 axially penetrates the rotor 202, the stator 201 and the rotor 202 form a magnetic circuit, and the motor shaft 203 is connected to the reduction gearbox 3.

In this embodiment, the reduction gearbox 3 includes a reduction gearbox driving gear 301 and a reduction gearbox driven gear 303 which are in meshing transmission, the reduction gearbox 3 is provided with a reduction gearbox output interface 302, the reduction gearbox driving gear 301 is connected with the driving motor 2, and the reduction gearbox output interface 302 is connected with the lifting oil pump 4. The motor shaft 203 is provided with a reduction gearbox driving gear 301, and the high rotating speed performance of the driving motor 2 is effectively exerted through the reduction gearbox 3.

The reduction gearbox driving gear 301 and the reduction gearbox driven gear 303 are arranged to be straight-tooth, helical-tooth or planetary gear structures according to bearing requirements.

The working principle of the embodiment is as follows:

the driving motor 2 drives the reduction gearbox driving gear 301 under the control of the motor controller 1, and transmits power to the lifting oil pump 4 through the reduction gearbox driven gear 303 through the reduction gearbox output interface 302 to realize the normal work of the lifting oil pump 4; meanwhile, power is transmitted to the steering oil pump 5 by lifting the oil pump driving gear 402, and normal operation of the steering oil pump 5 is also realized.

Example 2:

as shown in fig. 2, a power control system based on a power take-off module comprises a power take-off module controller 11, wherein the power take-off module controller 11 is connected with the power take-off module provided by embodiment 1 through a signal line 14.

The power control system based on the power take-off module is provided

In the embodiment, the power take-off module-based power control system further comprises a lifting intention input module 12 and a steering intention input module 13, and the lifting intention input module 12 and the steering intention input module 13 are respectively connected with the power take-off module controller 11 through signal lines 14.

In this embodiment, the power take-off module-based power control system further comprises a reservoir 6 and a steering pump 10, wherein the steering pump 10 is connected with the power take-off module through an oil pipe 7 and is merged into the reservoir 6 to be connected together.

In this embodiment, the power control system based on the power take-off module further includes a lift cylinder 8 and a reversing solenoid valve 9, and the power take-off module is connected with the lift cylinder 8 through an oil pipe 7 and the reversing solenoid valve 9.

The working principle of the embodiment is as follows:

according to the lifting input intention of a driver, the lifting intention input module 12 controls the driving motor 2 to drive the reduction gearbox 3 and the lifting oil pump 4 to work through the power take-off module, and controls the reversing electromagnetic valve 9 to reverse, so that the lifting and descending of the lifting oil pump 4 are realized; at the moment, the steering engine does not obtain the steering requirement, the steering oil pump is internally circulated, and the steering engine does not work;

according to the steering input intention of a driver, the steering intention input module 13 controls the driving motor 2 to drive the reduction gearbox 3 and the steering oil pump 5 to work through the power takeoff module, the power takeoff module controls the reversing electromagnetic valve 9 to be in an internal leakage position, at the moment, the lifting oil way is internally circulated, the lifting oil pump 4 does not work, and the oil way of the steering oil pump 5 enters the steering machine to realize normal steering.

The power control system based on the power take-off module in the embodiment has higher efficiency, and does not consume energy in a null mode when the power take-off module is not lifted and turned.

In the description of the embodiments of the present invention, it should be further noted that unless explicitly stated or limited otherwise, the terms "disposed" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious changes and modifications can be made without departing from the scope of the invention.

Claims

1. A power take-off module, characterized by: comprises that

The driving source comprises a driving motor (2) and a reduction gearbox (3), the driving motor (2) is connected with the reduction gearbox (3), and the driving motor (2) drives the reduction gearbox (3);

the lifting oil pump (4) comprises a lifting oil pump driven gear (401) and a lifting oil pump driving gear (402) which are in meshing transmission, the lifting oil pump (4) is provided with an oil pump output interface (403), the lifting oil pump driven gear (401), and the reduction gearbox (3) transmits power to the lifting oil pump (4) through the lifting oil pump driving gear (402), so that the lifting oil pump (4) works;

the steering oil pump (5) comprises a steering oil pump driven gear (501) and a steering oil pump driving gear (502) which are in meshing transmission, and the steering oil pump driving gear (502) is connected with the oil pump output interface (403); and the oil pump output interface (403) transmits power to the steering oil pump (5) to realize the work of the steering oil pump (5).

2. The power take-off module of claim 1, wherein: the driving source further comprises a motor controller (1), and the motor controller (1) is arranged at the end part or the top part or the side surface of the driving motor (2).

3. The power take-off module of claim 1, wherein: the reduction gearbox (3) is directly connected with the lifting oil pump (4).

4. The power take-off module of claim 1, wherein: the lifting oil pump (4) and the steering oil pump (5) are directly connected.

5. The power take-off module of claim 1, wherein: the driving motor (2) comprises a stator (201), a rotor (202) and a motor shaft (203), the motor shaft (203) axially penetrates through the rotor (202), the stator (201) and the rotor (202) form a magnetic circuit, and the motor shaft (203) is connected with the reduction gearbox (3).

6. The power take-off module of claim 1, wherein: the reduction gearbox (3) comprises a reduction gearbox driving gear (301) and a reduction gearbox driven gear (303) which are in meshing transmission, the reduction gearbox (3) is provided with a reduction gearbox output interface (302), the reduction gearbox driving gear (301) is connected with the driving motor (2), and the reduction gearbox output interface (302) is connected with the lifting oil pump (4).

7. A power control system based on power take-off module, characterized in that: comprising a power take-off module controller (11), the power take-off module controller (11) and the power take-off module of any of claims 1-6 being connected by a signal line (14).

8. The power take-off module based power control system of claim 7, wherein: the power takeoff control system further comprises a lifting intention input module (12) and a steering intention input module (13), wherein the lifting intention input module (12) and the steering intention input module (13) are respectively connected with the power takeoff module controller (11) through signal lines (14).

9. The power take-off module based power control system of claim 7, wherein: still include oil storage tank (6) and steering pump (10), steering pump (10) through oil pipe (7) with the power take-off module is connected, merges oil storage tank (6) link together.

10. The power take-off module based power control system of claim 7, wherein: the power takeoff module is characterized by further comprising a lifting oil cylinder (8) and a reversing electromagnetic valve (9), and the power takeoff module is connected with the lifting oil cylinder (8) through an oil pipe (7) and the reversing electromagnetic valve (9).