CN111998056A - Self-lubricating planet wheel derailleur auxiliary tank - Google Patents

Self-lubricating planet wheel derailleur auxiliary tank Download PDF

Info

Publication number
CN111998056A
CN111998056A CN202010750739.XA CN202010750739A CN111998056A CN 111998056 A CN111998056 A CN 111998056A CN 202010750739 A CN202010750739 A CN 202010750739A CN 111998056 A CN111998056 A CN 111998056A
Authority
CN
China
Prior art keywords
oil
transmission
self
shell
lubricating
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.)
Pending
Application number
CN202010750739.XA
Other languages
Chinese (zh)
Inventor
张莉香
曹辞
李少华
吴志红
言子谦
向盼
张馨月
郑万生
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dongfeng Commercial Vehicle Co Ltd
Original Assignee
Dongfeng Commercial Vehicle Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Dongfeng Commercial Vehicle Co Ltd filed Critical Dongfeng Commercial Vehicle Co Ltd
Priority to CN202010750739.XA priority Critical patent/CN111998056A/en
Publication of CN111998056A publication Critical patent/CN111998056A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • 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
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • 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
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H57/021—Shaft support structures, e.g. partition walls, bearing eyes, casing walls or covers with bearings
    • 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
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
    • 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
    • F16H57/00—General details of gearing
    • F16H57/04—Features relating to lubrication or cooling or heating
    • F16H57/0434—Features relating to lubrication or cooling or heating relating to lubrication supply, e.g. pumps ; Pressure control
    • F16H57/0436—Pumps
    • 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
    • F16H57/00—General details of gearing
    • F16H57/04—Features relating to lubrication or cooling or heating
    • F16H57/0434—Features relating to lubrication or cooling or heating relating to lubrication supply, e.g. pumps ; Pressure control
    • F16H57/0441—Arrangements of pumps
    • 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
    • F16H57/00—General details of gearing
    • F16H57/04—Features relating to lubrication or cooling or heating
    • F16H57/0456—Lubrication by injection; Injection nozzles or tubes therefor
    • 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
    • F16H57/00—General details of gearing
    • F16H57/04—Features relating to lubrication or cooling or heating
    • F16H57/048—Type of gearings to be lubricated, cooled or heated
    • F16H57/0482—Gearings with gears having orbital motion
    • 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
    • F16H57/00—General details of gearing
    • F16H57/08—General details of gearing of gearings with members having orbital motion
    • 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
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H2057/02039—Gearboxes for particular applications
    • F16H2057/02043—Gearboxes for particular applications for vehicle transmissions

Abstract

The invention discloses a self-lubricating planet wheel transmission auxiliary box, which comprises a planet structure and an oil pumping spraying device, wherein the planet structure and the oil pumping spraying device are arranged in a transmission shell, and the self-lubricating planet wheel transmission auxiliary box is characterized in that: the oil pumping spraying device comprises: the transmission comprises a pump shell connected with the transmission shell, and a rotating shaft which is positioned in the pump shell and connected with a middle shaft of the transmission; an oil suction port of the oil pumping spraying device is positioned at the bottom of the transmission shell, and an oil injection port is positioned on the side face of the lower edge of the planetary structure and faces to the meshing area of the planetary gear of the planetary structure and the large gear ring. Through installing the pump oil spray set in the jackshaft rear end, the reinforcing is to the lubrication of back auxiliary tank planetary structure, guarantees the reliability of planetary structure work. Through installing the pump oil spray set in the jackshaft rear end, strengthened the lubrication to back auxiliary tank planetary structure, reduced the oil level height of derailleur assembly, solved effectively because the high improvement of oil level leads to the derailleur to stir the oil loss increase, the derailleur temperature rise that brings, oil early inefficacy, a great deal of problems such as transmission efficiency low.

Description

Self-lubricating planet wheel derailleur auxiliary tank
Technical Field
The invention belongs to the technical field of automobile transmission, and particularly relates to a self-lubricating planet wheel transmission auxiliary box which is suitable for a medium-light multi-gear transmission with an auxiliary box adopting a planet structure and mainly depending on a splash lubrication mode.
Background
With the improvement of the requirements of power performance, economy and reliability of the commercial vehicle, the transmission of the medium and light commercial vehicles is gradually changed from a five-gear transmission and a six-gear transmission with a traditional integral structure into an eight-gear transmission and a nine-gear transmission with a combined structure (a main box and an auxiliary box structure). Meanwhile, higher requirements are provided for the reliability and transmission efficiency indexes of the gearbox.
In order to improve the reliability of the transmission, the auxiliary box of the medium and light multi-gear transmission is increasingly in a planetary structure. On the basis of splash lubrication, in order to ensure the working reliability of the planetary structure, the planetary structure needs to be fully lubricated, and the lubricating oil level is improved. The increase of the oil level leads to the increase of the oil stirring loss of the transmission, and brings various problems of the temperature rise of the transmission, the early failure of oil products, low transmission efficiency and the like.
In order to solve the contradiction between efficiency and reliability, the heavy-duty transmission usually adopts an active lubrication mode, lubricating oil is transmitted to each lubricating point in the transmission through parts such as a suction device, an oil pump, an oil pipe (oil passage) and the like, the structure is complex, the manufacturing cost is high, and the medium-and light-duty transmissions are limited by factors such as the integral structure, the manufacturing, using and service costs, and the active lubrication technology cannot be adopted.
Disclosure of Invention
Aiming at the problems in the background art, the invention aims to provide the self-lubricating planet wheel transmission auxiliary box which is simple in structure and low in cost and effectively solves the problems of transmission temperature rise, oil early failure, low transmission efficiency and the like caused by the fact that the oil level height is increased and the oil stirring loss of a transmission is increased.
In order to achieve the purpose, the self-lubricating planet wheel transmission auxiliary box comprises a planet structure and an oil pumping spraying device, wherein the planet structure and the oil pumping spraying device are arranged in a transmission shell, and the self-lubricating planet wheel transmission auxiliary box is characterized in that: the oil pumping spraying device comprises: the transmission comprises a pump shell connected with the transmission shell, and a rotating shaft which is positioned in the pump shell and connected with a middle shaft of the transmission; an oil suction port of the oil pumping spraying device is positioned at the bottom of the transmission shell, and an oil injection port is positioned on the side face of the lower edge of the planetary structure and faces to the meshing area of the planetary gear of the planetary structure and the large gear ring.
Preferably, the oil pumping spraying device further comprises a cycloid rotor positioned in the pump shell; the cycloid rotor comprises a movable rotor in interference connection with the rotating shaft and a fixed rotor in interference connection with the pump shell; the movable rotor is positioned in the stator and the rotor, and an oil cavity is formed between the movable rotor and the stator and the rotor.
Preferably, the pump shell comprises a part connected with the transmission shell, a partition plate is arranged in the part, and one part of the partition plate is a cavity with two openings; one end of the middle shaft extends into the left cavity, and the cycloid rotor is positioned in the right cavity; the pump casing further includes two portions sealing the right chamber opening.
Further preferably, the oil injection port is located on one part and communicated with the right chamber; the oil suction port is positioned on the two parts and is communicated with the right chamber through the oil cavity.
Still more preferably, the oil suction opening is of a trumpet shape, and a filter screen is arranged at the inlet.
Further preferably, a spray pipe is arranged on one part, an inlet of the spray pipe is connected with the oil injection port, and an outlet of the spray pipe faces to a meshing area of the planet wheel and the large gear ring of the planet structure.
Preferably, the partition plate is provided with a through hole for communicating the left chamber with the right chamber, and the through hole is positioned above the rotating shaft.
Preferably, the intermediate shaft is fixed on the transmission housing through a support bearing, a lock nut is arranged on the end face of the intermediate shaft, and the end face of the lock nut limits the inner ring of the support bearing.
Preferably, the pump housing is connected with the transmission housing, and the pump housing is provided with a pump housing spigot for limiting the outer ring of the support bearing.
Preferably, the intermediate shaft is connected with a rotating shaft of the oil pumping spraying device through a flat or key, and the rotating shaft drives the movable rotor to rotate.
Preferably, the planet wheel shaft of the planet structure is provided with an axial through hole coaxial with the planet wheel shaft, and the middle part of the planet wheel shaft is provided with at least one radial through hole communicated with the axial through hole.
Preferably, two oil return holes which are respectively communicated with two areas of the main box and the auxiliary box of the transmission are formed in the transmission shell; the oil return holes are positioned on two sides of an oil suction port of the oil pumping spraying device, and the height of each oil return hole is higher than that of the oil suction port.
The invention has the beneficial effects that: through installing the pump oil spray set in the jackshaft rear end, the reinforcing is to the lubrication of back auxiliary tank planetary structure, guarantees the reliability of planetary structure work. Meanwhile, the weak point of a lubricating system of the medium and light transmissions with the auxiliary box of the planetary structure is improved, and compared with the active lubricating form of the heavy transmission, the lubricating system of the medium and light transmissions is simple in structure and low in cost. The pump shell spigot of the pump oil spraying device limits the outer ring of the rear bearing of the intermediate shaft, and the end face of the movable rotor limits the inner ring of the rear bearing of the intermediate shaft. Besides the functions of pumping oil and spraying, the function of limiting the rear bearing of the intermediate shaft is integrated, and the function integration effectively reduces the arrangement space. Through installing the pump oil spray set in the jackshaft rear end, strengthened the lubrication to back auxiliary tank planetary structure, reduced the oil level height of derailleur assembly, solved effectively because the high improvement of oil level leads to the derailleur to stir the oil loss increase, the derailleur temperature rise that brings, oil early inefficacy, a great deal of problems such as transmission efficiency low.
Drawings
FIG. 1 is a schematic structural view of the present invention
FIG. 2 is a schematic view of the spray apparatus of FIG. 1
FIG. 3 is an enlarged schematic view at A in FIG. 1
FIG. 4 is a schematic view of the structure of the oil return hole of the present invention
FIG. 5 is a schematic perspective view of another embodiment of the spray assembly of the present invention
FIG. 6 is a perspective exploded view of another embodiment of the spraying device of the present invention
FIG. 7 is a perspective exploded view of another embodiment of the spraying device of the present invention
FIG. 8 is a cross-sectional view of another embodiment of the spray assembly of the present invention
In the figure: the device comprises a transmission shell 1, a planet structure 2, an oil pumping spraying device 3, an intermediate shaft 4, a support bearing 5, a locking nut 6 and an oil return hole 7; wherein: the device comprises planet wheels 21, a large gear ring 22, a planet wheel shaft 23, an axial through hole 24, a radial through hole 25, a pump shell 31, a rotating shaft 32, an oil suction port 33, an oil injection port 34, a moving rotor 35, a fixed rotor 36, an oil cavity 37, a first part 311, a second part 312, a partition 313, a left cavity 314, a right cavity 315, a filter screen 316, a shower 317 and a through hole 318.
Detailed Description
The technical solutions of the present invention (including the preferred ones) are described in further detail below by way of fig. 1 to 8 and enumerating some alternative embodiments of the present invention. It is to be understood that the described embodiments are merely a few embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without any inventive step, are within the scope of the present invention.
As shown in figure 1, the self-lubricating planet wheel transmission auxiliary box designed by the invention comprises a planet structure 2 and an oil pumping spraying device 3 which are arranged in a transmission shell 1. The oil pumping spraying device comprises 3: a pump housing 31 connected with the transmission housing 1, a rotating shaft 32 positioned in the pump housing 31 and connected with an intermediate shaft 4 of the transmission; the oil suction port 33 of the oil pumping spraying device is positioned at the bottom of the transmission shell 1, and the oil injection port 34 is positioned on the side surface of the lower edge of the planetary structure and faces to the meshing area of the planetary wheels 21 and the large gear ring 22 of the planetary structure.
As shown in fig. 1, 2 and 5 to 8, the pump oil spray device 3 further comprises a cycloid rotor located within the pump housing 31; the cycloid rotors comprise a movable rotor 35 in interference connection with the rotating shaft 32 and a fixed rotor 36 in interference connection with the pump shell 31; the moving rotor 35 is positioned in the fixed rotor 36, and an oil chamber 37 is formed between the moving rotor 35 and the fixed rotor 36.
Preferably, the pump housing 31 includes a portion 311 connected to the transmission housing 1, a partition 313 is provided in the portion 311, and a portion of the partition 313 is divided into two open chambers; one end of the intermediate shaft 4 extends into the left chamber 314, and the cycloid rotor is positioned in the right chamber 315; the pump housing 31 further includes a second portion 312 that seals the opening of the right chamber 315. The oil jet 34 is located on one portion 311 and communicates with the right chamber 315; the oil suction opening 33 is located on the second portion 312 and communicates with the right chamber 315 through the oil chamber 37.
As shown in fig. 5 to 8, preferably, the oil suction opening 33 is a trumpet type, and a strainer 316 is provided at an inlet.
Further preferably, a spray pipe 317 is arranged on the one portion 311, an inlet of the spray pipe 317 is connected with the oil injection port 34, and an outlet of the spray pipe 317 faces a meshing area of the planet wheel 21 and the large gear ring 22 of the planet structure.
More preferably, the partition 313 is provided with a through hole 318 for communicating the left and right chambers, and the through hole 318 is located above the rotating shaft 32.
As shown in fig. 1, the intermediate shaft 4 is fixed to the transmission housing 1 through a support bearing 5, a lock nut 6 is disposed on an end surface of the intermediate shaft 4, and an inner ring of the support bearing 5 is limited by the end surface of the lock nut 6. The pump shell is connected with the transmission shell 1, and a pump shell spigot for limiting the outer ring of the support bearing 5 is arranged on the pump shell. The intermediate shaft 4 is connected with a rotating shaft 32 of the oil pumping spraying device through a flat or key, and the rotating shaft 32 drives a rotor 35 to rotate.
As shown in fig. 1, the transmission sub-tank of the planetary structure includes planetary gears 21 mounted on a carrier, a sun gear meshed with the planetary gears 21, a ring gear 22 meshed with the planetary gears 21, a friction reducing spacer mounted on an end surface of the planetary gears 21, and a planetary gear shaft 23 and needle rollers (bearings) mounted inside the planetary gears 21.
As shown in FIG. 3, the planet wheel shaft 23 of the planetary structure is provided with an axial through hole 24 coaxial with the planet wheel shaft, and the middle part of the planet wheel shaft 23 is provided with at least one radial through hole 25 communicated with the axial through hole 24.
As shown in fig. 4, the transmission housing 1 is provided with two oil return holes 7 which are respectively communicated with two areas of the main box and the auxiliary box of the transmission; the oil return holes 7 are positioned on two sides of an oil suction port of the oil pumping spraying device, and the height of the oil return holes 7 is higher than that of the oil suction port.
It will be understood by those skilled in the art that the foregoing is only a preferred embodiment of the present invention, and is not intended to limit the invention, and any modification, combination, replacement, or improvement made within the spirit and principle of the present invention is included in the scope of the present invention.

Claims (10)

1. The utility model provides a self-lubricating planet wheel derailleur auxiliary tank, is including installing planetary structure and the pump oil spray set in the derailleur casing, its characterized in that: the oil pumping spraying device comprises: the transmission comprises a pump shell connected with the transmission shell, and a rotating shaft which is positioned in the pump shell and connected with a middle shaft of the transmission; an oil suction port of the oil pumping spraying device is positioned at the bottom of the transmission shell, and an oil injection port is positioned on the side face of the lower edge of the planetary structure and faces to the meshing area of the planetary gear of the planetary structure and the large gear ring.
2. The self-lubricating planetary transmission auxiliary case of claim 1, wherein: the pump oil spraying device also comprises a cycloid rotor positioned in the pump shell; the cycloid rotor comprises a movable rotor in interference connection with the rotating shaft and a fixed rotor in interference connection with the pump shell; the movable rotor is positioned in the stator and the rotor, and an oil cavity is formed between the movable rotor and the stator and the rotor.
3. The self-lubricating planetary transmission auxiliary case of claim 2, wherein: the pump shell comprises a part connected with the transmission shell, a partition plate is arranged in the part, and one part of the partition plate is a cavity with two openings; one end of the middle shaft extends into the left cavity, and the cycloid rotor is positioned in the right cavity; the pump casing further includes two portions sealing the right chamber opening.
4. The self-lubricating planetary transmission auxiliary case of claim 3, wherein: the oil injection port is positioned on one part and communicated with the right chamber; the oil suction port is positioned on the two parts and is communicated with the right chamber through the oil cavity.
5. The self-lubricating planetary transmission sub-case of claim 1, 2, 3, or 4, wherein: the oil suction opening is horn-shaped, and a filter screen is arranged at the inlet.
6. The self-lubricating planetary transmission auxiliary case of claim 3 or 4, characterized in that: and a spraying pipe is arranged on one part, the inlet of the spraying pipe is connected with an oil injection port, and the outlet of the spraying pipe faces to the meshing area of the planet wheel of the planet structure and the large gear ring.
7. The self-lubricating planetary transmission auxiliary case of claim 3 or 4, characterized in that: the partition plate is provided with a through hole for communicating the left cavity with the right cavity, and the through hole is positioned above the rotating shaft.
8. The self-lubricating planetary transmission sub-case of claim 1, 2, 3, or 4, wherein: the intermediate shaft is fixed on the transmission shell through the supporting bearing, the end face of the intermediate shaft is provided with a locking nut, and the end face of the locking nut limits the inner ring of the supporting bearing.
9. The self-lubricating planetary transmission auxiliary case of claim 8, wherein: the pump shell is connected with the transmission shell, and a pump shell spigot for limiting the outer ring of the support bearing is arranged on the pump shell.
10. The self-lubricating planetary transmission sub-case of claim 1, 2, 3, or 4, wherein: the planet wheel shaft of the planet structure is provided with an axial through hole coaxial with the planet wheel shaft, and the middle part of the planet wheel shaft is provided with at least one radial through hole communicated with the axial through hole.
CN202010750739.XA 2020-07-30 2020-07-30 Self-lubricating planet wheel derailleur auxiliary tank Pending CN111998056A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010750739.XA CN111998056A (en) 2020-07-30 2020-07-30 Self-lubricating planet wheel derailleur auxiliary tank

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010750739.XA CN111998056A (en) 2020-07-30 2020-07-30 Self-lubricating planet wheel derailleur auxiliary tank

Publications (1)

Publication Number Publication Date
CN111998056A true CN111998056A (en) 2020-11-27

Family

ID=73463249

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010750739.XA Pending CN111998056A (en) 2020-07-30 2020-07-30 Self-lubricating planet wheel derailleur auxiliary tank

Country Status (1)

Country Link
CN (1) CN111998056A (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201448430U (en) * 2009-04-13 2010-05-05 江苏泰隆减速机股份有限公司 Self-driven type lubricating oil way system for planetary gear transmission
JP2010236690A (en) * 2009-03-31 2010-10-21 Honda Motor Co Ltd Air guiding structure of transmission
CN204573540U (en) * 2014-12-31 2015-08-19 重庆红宇精密工业有限责任公司 A kind of Lube pump body of speed changing box
CN209781641U (en) * 2018-12-25 2019-12-13 綦江齿轮传动有限公司 Lubricating and cooling system for heavy double-intermediate-shaft transmission
CN210196418U (en) * 2019-05-27 2020-03-27 一汽解放汽车有限公司 Novel heavy multi-gear transmission forced lubrication system

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010236690A (en) * 2009-03-31 2010-10-21 Honda Motor Co Ltd Air guiding structure of transmission
CN201448430U (en) * 2009-04-13 2010-05-05 江苏泰隆减速机股份有限公司 Self-driven type lubricating oil way system for planetary gear transmission
CN204573540U (en) * 2014-12-31 2015-08-19 重庆红宇精密工业有限责任公司 A kind of Lube pump body of speed changing box
CN209781641U (en) * 2018-12-25 2019-12-13 綦江齿轮传动有限公司 Lubricating and cooling system for heavy double-intermediate-shaft transmission
CN210196418U (en) * 2019-05-27 2020-03-27 一汽解放汽车有限公司 Novel heavy multi-gear transmission forced lubrication system

Similar Documents

Publication Publication Date Title
CN108869023B (en) Self-lubricating system of power takeoff
CN210196418U (en) Novel heavy multi-gear transmission forced lubrication system
CN113007332B (en) Lubricating and cooling system of transmission
US20200010072A1 (en) Drive-force transmitting apparatus for vehicle
CN111998056A (en) Self-lubricating planet wheel derailleur auxiliary tank
CN215861676U (en) Speed reducer lubricating system
CN215334215U (en) Gear box assembly for agricultural machinery
CN209145856U (en) Double clutch automatic speed changing case oil pump
CN104728416A (en) Dual clutch transmission with improved oil pump arrangement structure
CN207961486U (en) A kind of gear box oil pump case
CN2152098Y (en) Swing line oil pump
CN218718703U (en) Transmission integrated lubricating system, transmission and vehicle
CN217271831U (en) Planet wheel lubricating mechanism in transfer case
CN218152281U (en) Transmission device
CN112211965B (en) Wheel side speed reducing structure with diaphragm clutch
CN115280015B (en) Oil pump exhaust mechanism for automatic transmission, automatic transmission and vehicle
CN215487576U (en) Lubricating oil pump for gear box of wheel excavator
CN220286358U (en) Transmission support shell assembly
CN215059361U (en) Gearbox assembly
CN201970862U (en) Direct connecting structure for transfer case and through-type drive axle of cross-country vehicle
CN216975722U (en) Novel hydraulic system lubricating structure
CN214092989U (en) Planetary gear lubricating system, gearbox assembly and automobile
CN108644368A (en) A kind of double clutch hybrid gearbox lubricating systems
CN212839327U (en) Transfer case
CN112127995B (en) Air compressor machine and high-pressure oil pump transmission connection structure

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
RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20201127