CN107606122B - A kind of lubrication system of high speed planetary reduction gear - Google Patents
A kind of lubrication system of high speed planetary reduction gear Download PDFInfo
- Publication number
- CN107606122B CN107606122B CN201711011352.7A CN201711011352A CN107606122B CN 107606122 B CN107606122 B CN 107606122B CN 201711011352 A CN201711011352 A CN 201711011352A CN 107606122 B CN107606122 B CN 107606122B
- Authority
- CN
- China
- Prior art keywords
- gear
- oil
- output shaft
- shell
- gear mechanism
- 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.)
- Active
Links
- 238000005461 lubrication Methods 0.000 title claims abstract description 19
- 239000003921 oil Substances 0.000 claims abstract description 91
- 230000007246 mechanism Effects 0.000 claims abstract description 35
- 239000012208 gear oil Substances 0.000 claims abstract description 26
- 239000010687 lubricating oil Substances 0.000 claims abstract description 26
- 230000017525 heat dissipation Effects 0.000 claims abstract description 8
- 238000007493 shaping process Methods 0.000 claims abstract description 6
- 239000000446 fuel Substances 0.000 claims description 8
- 239000003638 chemical reducing agent Substances 0.000 abstract description 7
- 238000010586 diagram Methods 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 5
- 238000003756 stirring Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000001050 lubricating effect Effects 0.000 description 2
- 239000010729 system oil Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 208000020442 loss of weight Diseases 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Abstract
The invention discloses a kind of lubrication systems of high speed planetary reduction gear, including shell, gear mechanism is installed in shell, babinet is formed between gear mechanism and shell, gear mechanism is connected with output shaft, the output shaft internal shaping has the cavity for holding lubricating oil, it is formed with outer oil sump outside output shaft, cavity is connected to by output shaft pressure oil duct with outer oil sump, the pressure oil duct being connected to outer oil sump is formed on shell, radiator is installed, pressure oil duct is sprayed onto with by lubricating oil on gear mechanism after surrounding radiator heat-dissipation above shell；Lower box is communicated with gear oil pump by negative pressure oil duct, and gear oil pump is connected to outer oil sump；Gear oil pump is connected with output shaft.The present invention need not be additionally provided the power of oil pump；Pump oil rate can be adjusted in real time according to the running speed of planetary reduction gear, and radiated with lubricating oil, helped retarder to accelerate heat dissipation, also pass through special fixation nested structure so that speed reducer operating is more steady.
Description
Technical field
The invention belongs to machinery field more particularly to a kind of lubrication systems of high speed planetary reduction gear.
Background technology
The planetary gear of speed reducer needs lubricating oil to be lubricated when running at high speed, but existing high-speed overload row
Star gear reduction unit lubricating efficiency is low, and cannot adjust consumption of lubricating oil as needed, it is therefore desirable to be improved, in addition
A large amount of heat is generated when retarder runs at high speed, therefore is also required to radiator structure and is radiated.Finally, the input shaft one of speed reducer
As output shaft is connected with mechanism is driven by lock sleeve, but existing lock sleeve is radial to be in one to be kept fixed
A plane, therefore be an overall structure, as shown in figure 4, groove body is opened up in side, and corresponding groove body setting upper screwed hole is under
Threaded hole, bolt pass through upper screwed hole and lower threaded hole to fix output shaft and be driven mechanism, at corresponding fluting and threaded hole, if
Loss of weight face is set, the balance of input shaft when rotating at high speed is kept.But since above structure is not full symmetric, Er Qiezhen
To different motor shafts, the degree that bolt tightens threaded hole is different, more causes the imbalance of lock sleeve, this causes speed reducer in height
When speed operating, phenomena such as being susceptible to vibrations, and noise is larger, in addition, this is small with the range of the motor shaft diameter of axle of Structure adaptation.
Invention content
To solve the above problems, the present invention provides a kind of lubrication system of high speed planetary reduction gear, the present invention does not need
It is additionally provided the power of oil pump；Can adjust pump oil rate in real time according to the running speed of planetary reduction gear, and with lubricating oil into
Row heat dissipation, helps retarder to accelerate heat dissipation, also passes through special fixation nested structure so that speed reducer operating is more steady.
To reach above-mentioned technique effect, the technical scheme is that：
A kind of lubrication system of high speed planetary reduction gear, including shell, are equipped with gear mechanism in shell, gear mechanism with
Babinet is formed between shell, gear mechanism is connected with output shaft, and the output shaft internal shaping has the cavity for holding lubricating oil, output
It is formed with outer oil sump outside axis, cavity is connected to outer oil sump by output shaft pressure oil duct, is formed on shell and is connected to outer oil sump
Pressure oil duct, radiator is installed, pressure oil duct surrounds and lubricating oil is sprayed onto gear mechanism after radiator heat-dissipation above shell
On structure；Lower box is communicated with gear oil pump by negative pressure oil duct, and gear oil pump is connected to outer oil sump；Gear oil pump and output shaft
It is connected.
Further to improve, the gear oil pump, which is engaged by gear with output shaft, to be connected.
Further to improve, the cavity internal shaping has inner oil sump, the planetary gear being connected to inner oil sump is formed on shell
Lubricating oil is sprayed onto on gear mechanism by oil duct, planetary gear oil duct.
Further to improve, lubricating oil is sprayed onto gear mechanism side by the pressure oil duct, and planetary gear oil duct will lubricate
Oil is sprayed onto the gear mechanism other side.
Further to improve, lubricating oil is sprayed onto on gear mechanism by the pressure oil duct by oil spout oil duct；Babinet is logical
It crosses fuel sucking pipe to be connected to negative pressure oil duct, filter screen is installed on fuel sucking pipe.
Further to improve, the gear mechanism is connected with input shaft, and input shaft is connected by lock sleeve and motor shaft locking
It connects, the lock sleeve includes lock sleeve ontology, and vertical slot is symmetrically offered on lock sleeve ontology, and the lock sleeve ontology of vertical slot both sides is logical
It crosses upper ring body to be connected, and is formed with the threaded hole being oppositely arranged, offered on upper ring body and the vertically disposed translot of vertical slot.
Further to improve, the vertical slot is on the central axes of translot.
Compared with prior art, the invention has the advantages that：
1. oil pump directly drives work by the rotation of output shaft, the power of oil pump need not be additionally provided；
2. the pump oil amount of oil pump is with the rotation speed change of reducer output shaft, oil when each gear rotational speed improves in planetary reduction gear
The pump oil amount of pump increases, and on the contrary then pump oil amount is reduced；
3. negative pressure oil suction part and pressure oil duct are arranged in the babinet and output shaft of retarder, compact-sized not need volume
Outer arrangement pipeline occupied space；
4. being returned in babinet after a lubricating oil part for oil pump pressurization can flow through radiator, effectively make in babinet
High temperature grease and outside air carry out heat exchange, help retarder heat dissipation.
5. more stablizing when lock sleeve makes speed reducer connect rotation with motor, low noise, and adapt to larger range of
Motor shaft.
Description of the drawings
Fig. 1 is the overall structure diagram of fast planetary reduction gear lubrication system；
Fig. 2 is high speed planetary reduction gear lubrication system oil suction part-structure schematic diagram；
Fig. 3 is high speed planetary reduction gear lubricating system oil pump structure；
Fig. 4 is the structural schematic diagram of existing lock sleeve；
Fig. 5 is the structural schematic diagram that input shaft is fastened with motor shaft by lock sleeve；
Fig. 6 is the side structure schematic diagram of this patent lock sleeve；
Fig. 7 looks up cross-sectional view for this patent locking.
Wherein, wherein 1- negative pressure oil ducts；2- gear oil pumps；3- output shafts；4- pressure oil ducts；5- radiators；6- oil spout oil
Road；7- gear mechanisms；8- planetary gear oil ducts；9- filter screens；10- fuel sucking pipes；11- end caps；12- bias gear rings；13- external gears；
14- output shaft pressure oil ducts；15- cavitys；16- outer oil sumps；17- shells；18- babinets；19- inner oil sumps；20- input shafts；21- locks
It is fixed；22 motor shafts；23 lock sleeve ontologies；24 vertical slots；25 upper ring bodies；26 translots；27 threaded holes.
Specific implementation mode
It is illustrated below by way of specific implementation mode and in conjunction with attached drawing to technical scheme of the present invention.
Embodiment 1
A kind of lubrication system of high speed planetary reduction gear as shown in Figs. 1-3, including shell 17, the interior installation of shell 17 are with teeth
Mechanism 7 is taken turns, forms babinet 18 between gear mechanism 7 and shell 17, gear mechanism 7 is connected with output shaft 3, in the output shaft 3
Be formed with the cavity 15 for holding lubricating oil, be formed with outer oil sump 16 outside output shaft 3, cavity 15 by output shaft pressure oil duct 14 with
Outer oil sump 16 is connected to, and the pressure oil duct 4 being connected to outer oil sump 16 is formed on shell 17, and 17 top of shell is equipped with radiator 5,
Lubricating oil is sprayed onto on gear mechanism 7 by pressure oil duct 4 after the heat dissipation of radiator 5；18 lower part of babinet is connected by negative pressure oil duct 1
It is connected with gear oil pump 2, gear oil pump 2 is connected to outer oil sump 16；Gear oil pump 2 is connected with output shaft 3.
Gear oil pump 2, which is engaged by gear with output shaft 3, to be connected.
15 internal shaping of cavity has inner oil sump 19, and the planetary gear oil duct 8 being connected to inner oil sump 19, planet are formed on shell 17
Lubricating oil is sprayed onto on gear mechanism 7 by wheel oil duct 8.
Lubricating oil is sprayed onto 7 side of gear mechanism by pressure oil duct 4, and lubricating oil is sprayed onto gear mechanism by planetary gear oil duct 8
7 other side of structure.
Lubricating oil is sprayed onto on gear mechanism 7 by pressure oil duct 4 by oil spout oil duct 6；Babinet 18 by fuel sucking pipe 10 with
Negative pressure oil duct 1 is connected to, and filter screen 9 is equipped on fuel sucking pipe 10.
Output shaft 3 drives the rotation of oil pump internal-external gear when retarder works normally, the negative pressure cavity generated due to gear rotation
Be separately connected negative pressure oil duct 1 and pressure oil duct 4 on babinet with pressure chamber, the pressure oil duct 4 on babinet simultaneously again with output
Axis pressure oil duct 14 is connected.Lubricating oil in babinet flows into gear oil pump by strainer 9, fuel sucking pipe 10 and negative pressure oil duct 1.Lubrication
Oil flows to pressure oil duct 4 and output shaft pressure oil duct 14 respectively after being overpressurized from pressure chamber.Into the lubrication in output shaft
Oil flows back to after planetary gear oil duct 8 is lubricated gear or is lubricated to intermediate bearing in babinet.And enter babinet pressure
The lubricating oil of power oil duct 4 carries out spray lubrication by oil spout oil duct after heat is discharged in radiator 5 to gear, finally flows back to case
The recycling of lubricating oil is realized in vivo
Embodiment 2
As illustrated in figs. 5-7, gear mechanism 7 is connected with input shaft 20, and input shaft 20 is locked by lock sleeve 21 and motor shaft 22
It is close to and connects, the lock sleeve 21 includes lock sleeve ontology 23, and vertical slot 24,24 both sides of vertical slot are symmetrically offered on lock sleeve ontology 23
Lock sleeve ontology 23 be connected by upper ring body 25, and be formed with the threaded hole 27 being oppositely arranged, offered on upper ring body 25
With 24 vertically disposed translot 26 of vertical slot.
Vertical slot 24 is on the central axes of translot 26.
Embodiment 3
In order to ensure the wear-resistant strength of sun gear and planetary gear in gear mechanism, the ingredient of sun gear and planetary gear is as follows：
Zinc 83~86%, iron 4~8%, aluminium 2~8%, silicon 2.4~3%, carbon 0.1~1%, copper 0.2~0.5%, magnesium 0.5~1%, vanadium
0.1~0.5%, 0.005~0.007% lead 0.002~0.005% of chromium, titanium 0.003~0.008%.In proportion by above-mentioned material
It is added in smelting furnace, heats high-temperature fusion, stirring, heating rate when heating is 6 degrees Celsius of heating per minute and heating 3 per minute
The heating of degree Celsius mixed and alternate；Melting time is 2.5~3h, primary every half an hour stirring, stirs 1~3min every time；Then
In delivery of molten metal to holding furnace, die casting machine in die cast will be re-introduced into, it is cooling, it obtains sun gear and planetary gear is preliminary
Product, polishing, burr obtain final finished later.After testing, the extension property of the obtained sun gear of this patent and planetary gear, anti-
Tensile strength, shear strength and abrasion resistance and hardness greatly improve, and service life is increased than original sun gear and planetary gear
50% or more.
The specific guiding embodiment of the present invention is above are only, but the design concept of the present invention is not limited thereto,
All changes for carrying out unsubstantiality to the present invention using this design, should all belong to the behavior for invading protection scope of the present invention.
Claims (6)
1. a kind of lubrication system of high speed planetary reduction gear, including shell (17), shell (17) is interior to be equipped with gear mechanism (7),
Babinet (18) is formed between gear mechanism (7) and shell (17), gear mechanism (7) is connected with output shaft (3), which is characterized in that
Output shaft (3) internal shaping has the cavity (15) for holding lubricating oil, and outer oil sump (16), cavity are formed with outside output shaft (3)
(15) it is connected to outer oil sump (16) by output shaft pressure oil duct (14), is formed on shell (17) and is connected to outer oil sump (16)
Pressure oil duct (4), shell (17) top are equipped with radiator (5), and pressure oil duct (4) will lubrication after radiator (5) heat dissipation
Oil is sprayed onto on gear mechanism (7)；Babinet (18) lower part is communicated with gear oil pump (2), gear oil pump by negative pressure oil duct (1)
(2) it is connected to outer oil sump (16)；Gear oil pump (2) is connected with output shaft (3)；The gear mechanism (7) is connected with input shaft
(20), input shaft (20) is connected by lock sleeve (21) and motor shaft (22) locking, and the lock sleeve (21) includes lock sleeve sheet
Body (23) symmetrically offers vertical slot (24) on lock sleeve ontology (23), and the lock sleeve ontology (23) of vertical slot (24) both sides is by upper
Ring body (25) is connected, and is formed with the threaded hole (27) being oppositely arranged, and is offered on upper ring body (25) vertical with vertical slot (24)
The translot (26) of setting.
2. the lubrication system of high speed planetary reduction gear as described in claim 1, which is characterized in that the gear oil pump (2) is logical
It crosses gear and is engaged with output shaft (3) and is connected.
3. the lubrication system of high speed planetary reduction gear as described in claim 1, which is characterized in that cavity (15) internal shaping
There is inner oil sump (19), the planetary gear oil duct (8) being connected to inner oil sump (19) is formed on shell (17), planetary gear oil duct (8) will
Lubricating oil is sprayed onto on gear mechanism (7).
4. the lubrication system of high speed planetary reduction gear as claimed in claim 3, which is characterized in that the pressure oil duct (4) will
Lubricating oil is sprayed onto gear mechanism (7) side, and lubricating oil is sprayed onto gear mechanism (7) other side by planetary gear oil duct (8).
5. the lubrication system of high speed planetary reduction gear as described in claim 1, which is characterized in that the pressure oil duct (4) is logical
It crosses oil spout oil duct (6) lubricating oil is sprayed onto on gear mechanism (7)；Babinet (18) passes through fuel sucking pipe (10) and negative pressure oil duct (1)
It is connected to, filter screen (9) is installed on fuel sucking pipe (10).
6. the lubrication system of high speed planetary reduction gear as described in claim 1, which is characterized in that the vertical slot (24) is in cross
On the central axes of slot (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711011352.7A CN107606122B (en) | 2017-10-26 | 2017-10-26 | A kind of lubrication system of high speed planetary reduction gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711011352.7A CN107606122B (en) | 2017-10-26 | 2017-10-26 | A kind of lubrication system of high speed planetary reduction gear |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107606122A CN107606122A (en) | 2018-01-19 |
| CN107606122B true CN107606122B (en) | 2018-09-21 |
Family
ID=61079872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711011352.7A Active CN107606122B (en) | 2017-10-26 | 2017-10-26 | A kind of lubrication system of high speed planetary reduction gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107606122B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108953577A (en) * | 2018-09-27 | 2018-12-07 | 湖南机油泵股份有限公司 | A kind of retarder oil pump of fast lubricant oil duct integrated form |
| CN113404821B (en) * | 2021-05-13 | 2022-03-29 | 东莞市纽格尔行星传动设备有限公司 | Low-noise stable planetary gear speed reducer |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5893812A (en) * | 1996-05-21 | 1999-04-13 | Honda Giken Kogyo Kabushiki Kaisha | Driving force distributing system for vehicle |
| CN101539196A (en) * | 2009-04-13 | 2009-09-23 | 江苏泰隆减速机股份有限公司 | Automatic power type lubricant passage way system for transmission of satellite gears |
| CN201428794Y (en) * | 2009-05-27 | 2010-03-24 | 比亚迪股份有限公司 | Lubricating system of planetary gear train speed reducing mechanism |
| 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 |
| CN202360732U (en) * | 2011-12-13 | 2012-08-01 | 哈尔滨东安发动机（集团）有限公司 | Lubricating system of lubricating oil |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4527043B2 (en) * | 2005-10-25 | 2010-08-18 | 本田技研工業株式会社 | Lubricator for power transmission device |
-
2017
- 2017-10-26 CN CN201711011352.7A patent/CN107606122B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5893812A (en) * | 1996-05-21 | 1999-04-13 | Honda Giken Kogyo Kabushiki Kaisha | Driving force distributing system for vehicle |
| CN101539196A (en) * | 2009-04-13 | 2009-09-23 | 江苏泰隆减速机股份有限公司 | Automatic power type lubricant passage way system for transmission of satellite gears |
| 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 |
| CN201428794Y (en) * | 2009-05-27 | 2010-03-24 | 比亚迪股份有限公司 | Lubricating system of planetary gear train speed reducing mechanism |
| CN202360732U (en) * | 2011-12-13 | 2012-08-01 | 哈尔滨东安发动机（集团）有限公司 | Lubricating system of lubricating oil |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107606122A (en) | 2018-01-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7651276B2 (en) | Bearing unit | |
| CN102245930B (en) | Planetary gearbox | |
| CN107606122B (en) | A kind of lubrication system of high speed planetary reduction gear | |
| CN107457606A (en) | Cooling structure and temperature cooperative control system inside and outside a kind of moving load with high speed electro spindle | |
| CN103161925B (en) | Epicyclic train, it is particularly useful for having the wind energy conversion system of the lubricating oil input unit towards supporting portion in planet cross for the construction | |
| CN105209282A (en) | Axle assembly | |
| CN207583990U (en) | A kind of lubrication system of planetary reduction gear | |
| CN105415742B (en) | Hotdie forging press connecting rod lubrication device | |
| CN101975254B (en) | Hydropower generation variable speed gear | |
| CN206988415U (en) | A kind of 1663 kilowatts of wind turbine gearboxes | |
| CN113431889A (en) | Output shaft bearing oil feeding mechanism, intermediate speed reducer and helicopter | |
| CN201262225Y (en) | Circulating system with forced inner lubrication structure | |
| CN110285212A (en) | A kind of circulation oil jet lubrication vertical speed reducer | |
| CN213064545U (en) | Fan transmission case for diesel engine | |
| CN201273303Y (en) | Grease lubrication bearing assembly for slurry pump with cooling interlayer | |
| CN207583974U (en) | A kind of fixing sleeve of speed reducer | |
| CN205064022U (en) | Engine and automobile | |
| CN101943170A (en) | Sea water circulating pump for nuclear power station | |
| CN106678346B (en) | Lubricating structure for drive axle bearing | |
| CN104154220A (en) | Reduction box with small tooth difference for interlayer water-cooling tank zinc-based alloy bearings | |
| CN102032334B (en) | Large-torque hydraulic electrogenerating speed change device | |
| CN109931378A (en) | A kind of gear and gear drive with interior cooling and lubricating system | |
| CN201818508U (en) | Seawater circulating pump used for nuclear power station | |
| CN210799952U (en) | High-hardness oil seal position differential speed case | |
| CN205260119U (en) | Automobile water pump supporting 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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Lubricating structure of high-speed planetary reducer Effective date of registration: 20190801 Granted publication date: 20180921 Pledgee: Jinzhou Branch of Hunan Ningxiang Rural Commercial Bank Co.,Ltd. Pledgor: WANSHSIN SEIKOU (HUNAN) CO.,LTD. Registration number: 2019990000824 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20200915 Granted publication date: 20180921 Pledgee: Jinzhou Branch of Hunan Ningxiang Rural Commercial Bank Co.,Ltd. Pledgor: WANSHSIN SEIKOU (HUNAN) Co.,Ltd. Registration number: 2019990000824 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Lubrication structure of high speed planetary reducer Effective date of registration: 20200915 Granted publication date: 20180921 Pledgee: Jinzhou Branch of Hunan Ningxiang Rural Commercial Bank Co.,Ltd. Pledgor: WANSHSIN SEIKOU (HUNAN) Co.,Ltd. Registration number: Y2020990001118 |
|
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: No. 158, Jinsha East Road, Ningxiang high tech Industrial Park, Changsha, Hunan 410600 Patentee after: Wanxin Jinggong (Hunan) Co.,Ltd. Address before: 410600 jinshaw Road, Ningxiang City, Changsha City, Hunan Province, No. 158 Patentee before: WANSHSIN SEIKOU (HUNAN) Co.,Ltd. |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20211209 Granted publication date: 20180921 Pledgee: Jinzhou Branch of Hunan Ningxiang Rural Commercial Bank Co.,Ltd. Pledgor: WANSHSIN SEIKOU (HUNAN) CO.,LTD. Registration number: Y2020990001118 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Lubrication structure of a high-speed planetary reducer Granted publication date: 20180921 Pledgee: Hunan Ningxiang Rural Commercial Bank Co.,Ltd. Xiaduopu Sub branch Pledgor: Wanxin Jinggong (Hunan) Co.,Ltd. Registration number: Y2024980002308 |