CN218644783U - Double-oil lubrication gear box - Google Patents
Double-oil lubrication gear box Download PDFInfo
- Publication number
- CN218644783U CN218644783U CN202223073320.9U CN202223073320U CN218644783U CN 218644783 U CN218644783 U CN 218644783U CN 202223073320 U CN202223073320 U CN 202223073320U CN 218644783 U CN218644783 U CN 218644783U
- Authority
- CN
- China
- Prior art keywords
- oil
- clutch
- gearbox
- transmission shaft
- box
- 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
Images
Landscapes
- General Details Of Gearings (AREA)
Abstract
The utility model discloses a two oily lubrication gear boxes, including clutch output shaft, oil pump transmission shaft, first oil circuit and second oil circuit, clutch output shaft with oil pump transmission shaft's front end links to each other with hydraulic clutch, first oil circuit includes well case, gear box oil tank and last gear box, the second oil circuit include the clutch oil tank before oil pump transmission shaft, the gear box behind box, the gear box with hydraulic clutch. The utility model discloses a two oily lubricated gear boxes divide into two independent oil circuits with the gear box, use the two oily lubrications of viscosity grade difference to can use low viscous lubricating oil for hydraulic clutch, just can not remaining lubricating oil between hydraulic clutch's the friction disc after taking off the row, solved and taken row serious problem.
Description
Technical Field
The utility model relates to a marine driving system technical field, concretely relates to two lubricated gear boxes of oil.
Background
The lubrication of gears and bearings in the general gear box adopts gear lubricating oil, and particularly the viscosity grade of the gear oil for the marine heavy-duty gear box is higher and is about 100-150; and if the gear box internally integrated with the hydraulic clutch also adopts lubricating oil with higher viscosity grade, serious belt discharge phenomenon can be generated, and the viscosity grade of the working oil of the hydraulic clutch is about 40. If only industrial heavy-duty closed gear oil is used, the viscosity is too high, and after a discharge signal is sent, a large amount of gear oil can be adhered between friction plates of the hydraulic clutch, so that belt discharge is serious.
Disclosure of Invention
In view of this, in order to overcome prior art's defect, the utility model provides a two lubricated gear boxes of oil can use low viscous lubricating oil for hydraulic clutch, just can not remaining lubricating oil between the friction disc of hydraulic clutch after taking off row, has solved the serious problem of band elimination.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a two lubricated gear boxes of oil, includes clutch output shaft, oil pump transmission shaft, hydraulic clutch, first oil circuit and second oil circuit, the clutch output shaft with the front end of oil pump transmission shaft with hydraulic clutch links to each other, first oil circuit includes well case, gear box oil tank and last gear box, the second oil circuit include the clutch oil tank before oil pump transmission shaft, the gear box, the gear box after the box and hydraulic clutch. CD40 lubricating oil is adopted by the front box body and the rear box body of the hydraulic clutch and the gear box in one oil path, and L-CKD150 industrial heavy-load closed gear oil is adopted by the upper gear box body in the other oil path as the lubricating oil.
In the foregoing technical solution, preferably, the first oil path is a circulating oil path, and the first oil path sequentially includes the well box, the gear box oil tank, the upper gear box, and the well box. The first oil path adopts L-CKD150 industrial heavy-load closed gear oil as lubricating oil, absorbs oil from the well box, enters the oil tank of the gear box, returns to the upper gear box of the gear box through the overflow pipe, lubricates the gears of the upper gear box and forms circulation.
In the above technical scheme, it is further preferred that the second oil path includes three oil paths, the second oil path includes a first second circulation oil path, a second circulation oil path, and a third second oil path, the first second circulation oil path includes the clutch oil tank, the oil pump transmission shaft, the gear box rear box body, and the clutch oil tank in sequence, the second circulation oil path includes the clutch oil tank, the oil pump transmission shaft, the gear box front box body, and the clutch oil tank in sequence, the third second oil path includes the clutch oil tank, the oil pump transmission shaft, and the hydraulic clutch in sequence, and the hydraulic clutch is located in the gear box front box body.
In the above technical solution, it is further preferable that a first gear pump is provided on the first oil path, the first gear pump is driven by the oil pump transmission shaft, the first gear pump is used for sucking the lubricating oil in the well box to the gear box oil tank, a second gear pump is provided on the second oil path, the second gear pump is driven by the oil pump transmission shaft, and the second gear pump is used for sucking the lubricating oil in the clutch oil box to the gear box front box body, the gear box rear box body and the hydraulic clutch.
In the above technical solution, it is still further preferable that the first gear pump and the second gear pump are respectively disposed at a rear end of the oil pump transmission shaft.
Among the above-mentioned technical scheme, still further preferably, still be provided with clutch control valve valves on the second oil circuit, clutch control valve valves set up in the clutch oil tank with between the oil pump transmission shaft, clutch control valve valves is used for with the follow lubricating oil that the clutch oil tank absorb distributes to before the gear box with box and be used for behind the gear box to hydraulic clutch supplies lubricating oil. After a connecting and discharging signal is sent out, the clutch control valve set supplies oil to the hydraulic clutch through the oil pump transmission shaft, connecting and discharging are started, then the output shaft of the hydraulic clutch rotates, so that the steering oar is driven to work, and the propeller starts to rotate; when a discharge signal is sent out, oil supply is stopped, oil in the hydraulic clutch returns to the clutch oil tank through the front box body, the hydraulic clutch is disengaged, and the propeller stops rotating.
In the above technical solution, and further preferably, the clutch output shaft and the oil pump transmission shaft are coaxially arranged, the clutch output shaft is of a hollow structure, the clutch output shaft is sleeved outside the oil pump transmission shaft, and the length of the clutch output shaft is smaller than that of the oil pump transmission shaft. Because the clutch output shaft is hollow, the oil pump transmission shaft and the clutch output shaft are mutually independent, the follow-up rotation phenomenon does not exist, and the gear pair does not move.
In the above technical solution, it is further preferable that the oil pump transmission shaft is provided with a center hole along an axial direction thereof, the center hole is used for allowing lubricating oil sucked from the inside of the clutch oil tank to pass through, a front end of the oil pump transmission shaft is located inside the front box body of the gear box, and a rear end of the oil pump transmission shaft is located inside the rear box body of the gear box.
In the above technical solution, it is further preferable that the clutch output shaft and the oil pump transmission shaft penetrate through the upper gear box, a sealing member is sleeved on the clutch output shaft, and the sealing member is located on a box wall of the upper gear box. By arranging the sealing element, the interior of the gear box is divided into two parts, so that two independent oil paths for lubricating oil with different viscosities to pass are formed.
In the above technical solution, it is preferable that the viscosity of the lubricating oil passing through the first oil passage is larger than the viscosity of the lubricating oil passing through the second oil passage.
Compared with the prior art, the utility model discloses an useful part lies in: the utility model discloses a two lubricated gear boxes of oil divide into two independent oil circuits with the gear box, use the two oil lubrications of viscosity grade difference to can use low viscous lubricating oil for hydraulic clutch, just can not remaining lubricating oil between hydraulic clutch's the friction disc after taking off the row, solved and taken row serious problem.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained without creative efforts.
FIG. 1 is a schematic diagram of a dual oil lubrication gearbox according to a preferred embodiment of the present invention;
wherein: a front box body-1 of a gear box, a hydraulic clutch-2, a clutch output shaft-3, an oil pump transmission shaft-4, an upper gear box-5, a sealing piece-6, a gear box oil tank-7, the device comprises a gear box rear box body-8, a well box-9, a clutch oil box-10, a first gear pump-11, a second gear pump-12 and a clutch control valve group-13.
Detailed Description
In order to make the technical solutions of the present invention better understood by those skilled in the art, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.
Referring to fig. 1, the dual oil lubrication gearbox in the present embodiment includes a gearbox front box 1, a hydraulic clutch 2, a clutch output shaft 3, an oil pump transmission shaft 4, an upper gearbox 5, a gearbox oil tank 7, a gearbox rear box 8, a well box 9, a clutch oil tank 10, a first gear pump 11, a second gear pump 12, and a clutch control valve group 13. The clutch output shaft 3 and the oil pump transmission shaft 4 are coaxially arranged, the clutch output shaft 3 is of a hollow structure, the clutch output shaft 3 is sleeved outside the oil pump transmission shaft 4, the length of the clutch output shaft 3 is smaller than that of the oil pump transmission shaft 4, the clutch output shaft 3 and the oil pump transmission shaft 4 penetrate through the upper gearbox 5, the front ends of the clutch output shaft 3 and the oil pump transmission shaft 4 are positioned in the front gearbox body 1 of the gearbox, the rear ends of the clutch output shaft 3 and the oil pump transmission shaft 4 are positioned in the rear gearbox body 8 of the gearbox, the clutch output shaft 3 is sleeved with two sealing pieces 6, the sealing pieces 6 are positioned on the box wall of the upper gearbox 5, and the gearbox of the embodiment is divided into two parts, namely two independent oil paths, wherein the two oil paths have different viscosity grades, and lubricating oil in the two oil paths respectively and independently circulate; specifically, the upper gearbox 5 adopts L-CKD150 industrial heavy-load closed type gear oil as lubricating oil to form a first oil path comprising a well box 9, a gearbox oil tank 7 and the upper gearbox 5; the hydraulic clutch 2, the gear box front box body 1 and the gear box rear box body 8 adopt CD40 lubricating oil to form a second oil path comprising a clutch oil box 10, an oil pump transmission shaft 4, the gear box front box body 1, the gear box rear box body 8 and the hydraulic clutch 2. It is apparent that the viscosity of the lubricating oil passing through the first oil passage is greater than the viscosity of the lubricating oil passing through the second oil passage.
The front ends of the clutch output shaft 3 and the oil pump transmission shaft 4 are connected with the hydraulic clutch 2, the rear end of the oil pump transmission shaft 4 is connected with a first gear pump 11 and a second gear pump 12 respectively, and the oil pump transmission shaft 4 is provided with a central hole along the axial direction thereof for passing lubricating oil sucked from the clutch oil tank 10.
The first oil path is a circulating oil path and sequentially comprises a well box 9, a gear box oil tank 7, an upper gear box 5 and the well box 9, a first gear pump 11 starts to suck oil from the well box 9 of the gear box under the driving of an oil pump transmission shaft 4, enters the gear box oil tank 7, returns to the upper gear box 5 through an overflow pipe, and accordingly lubricates gears of the upper gear box 5 and then falls into the well box 9 to form circulation.
The second oil way comprises three oil ways, the second oil way comprises a first second circulating oil way, a second circulating oil way and a third second oil way, the first second circulating oil way sequentially comprises a clutch oil box 10, an oil pump transmission shaft 4, a rear gear box body 8 and the clutch oil box 10, the second circulating oil way sequentially comprises the clutch oil box 10, the oil pump transmission shaft 4, a front gear box body 1 and the clutch oil box 10, the third second oil way sequentially comprises the clutch oil box 10, the oil pump transmission shaft 4 and a hydraulic clutch 2, and the hydraulic clutch 2 is located in the front gear box body 1. A clutch control valve group 13 is further arranged in the gear box, a second gear pump 12 is driven by an oil pump transmission shaft 4 to suck oil from a clutch oil tank 10 to the position of the clutch control valve group 13, then the oil is distributed to lubricate a bearing of a front box body 1 of the gear box and then returns to the clutch oil tank 10, and the oil is distributed to lubricate a bearing of a rear box body 8 of the gear box and then returns to the clutch oil tank 10. After a connection and drainage signal is sent out, the clutch control valve group 13 supplies oil to the hydraulic clutch 2 through the central hole of the oil pump transmission shaft 4 to start connection and drainage, and then the clutch output shaft 3 rotates to drive the steering oar to work, and the propeller starts to rotate. When the signal of discharging is sent out, the oil supply is stopped, the oil in the hydraulic clutch 2 passes through the front box body 1 of the gear box and returns to the clutch oil box 10, the hydraulic clutch 2 is disconnected, and the propeller stops rotating.
The double-oil lubrication gear box of the embodiment forms two independent oil ways, the two oil ways are lubricated by double oil with different viscosities, low-viscosity lubricating oil can be used for the hydraulic clutch, the lubricating oil cannot remain between friction plates of the hydraulic clutch after the oil is discharged, and the problem of serious belt discharge is solved.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention, so as not to limit the protection scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.
Claims (10)
1. The utility model provides a two lubricated gear boxes of oil, its characterized in that includes clutch output shaft, oil pump transmission shaft, hydraulic clutch, first oil circuit and second oil circuit, clutch output shaft with the front end of oil pump transmission shaft with hydraulic clutch links to each other, first oil circuit includes well case, gear box oil tank and goes up the gear box, the second oil circuit include the clutch oil tank before oil pump transmission shaft, the gear box behind the box, the gear box and hydraulic clutch.
2. The dual oil lubrication gearbox of claim 1, wherein the first oil passage is a circulating oil passage, the first oil passage comprising, in order, the well box, the gearbox oil tank, the upper gearbox, and the well box.
3. The dual oil lubrication gearbox of claim 2, wherein the second oil path comprises three oil paths, the second oil path comprises a first second oil circulation path, a second oil circulation path and a third second oil path, the first second oil circulation path comprises the clutch oil tank, the oil pump transmission shaft, the gearbox rear box body and the clutch oil tank in sequence, the second oil circulation path comprises the clutch oil tank, the oil pump transmission shaft, the gearbox front box body and the clutch oil tank in sequence, the third second oil path comprises the clutch oil tank, the oil pump transmission shaft and the hydraulic clutch in sequence, and the hydraulic clutch is located in the gearbox front box body.
4. The dual oil lubrication gearbox of claim 3, wherein a first gear pump is disposed on the first oil path and driven by the oil pump transmission shaft, the first gear pump is used for pumping the lubricating oil in the well box to the gearbox oil tank, a second gear pump is disposed on the second oil path and driven by the oil pump transmission shaft, and the second gear pump is used for pumping the lubricating oil in the clutch oil tank to the gearbox front box, the gearbox rear box and the hydraulic clutch.
5. The dual oil lubrication gearbox of claim 4, wherein the first gear pump and the second gear pump are respectively disposed at a rear end of the oil pump transmission shaft.
6. The dual oil lubrication gearbox of claim 5, wherein a set of clutch control valves is further disposed on said second oil path, said set of clutch control valves being disposed between said clutch oil box and said oil pump drive shaft, said set of clutch control valves being configured to distribute lubricating oil drawn from said clutch oil box to said gearbox front case and said gearbox rear case and to supply lubricating oil to said hydraulic clutch.
7. The dual oil lubrication gearbox of claim 6, wherein the clutch output shaft and the oil pump transmission shaft are coaxially arranged, the clutch output shaft is of a hollow structure, the clutch output shaft is sleeved outside the oil pump transmission shaft, and the length of the clutch output shaft is smaller than that of the oil pump transmission shaft.
8. The dual oil lubrication gearbox of claim 7, wherein the oil pump transmission shaft is provided with a central hole along an axial direction thereof, the central hole is used for lubricating oil sucked from the clutch oil tank to pass through, a front end of the oil pump transmission shaft is positioned in the gearbox front box body, and a rear end of the oil pump transmission shaft is positioned in the gearbox rear box body.
9. The dual oil lubrication gearbox of claim 8, wherein the clutch output shaft and the oil pump drive shaft pass through the upper gearbox, and a seal is sleeved on the clutch output shaft and located at a wall of the upper gearbox.
10. The dual oil lubrication gearbox of claim 1, wherein a viscosity of the lubricating oil passing through the first oil passage is greater than a viscosity of the lubricating oil passing through the second oil passage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223073320.9U CN218644783U (en) | 2022-11-18 | 2022-11-18 | Double-oil lubrication gear box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223073320.9U CN218644783U (en) | 2022-11-18 | 2022-11-18 | Double-oil lubrication gear box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218644783U true CN218644783U (en) | 2023-03-17 |
Family
ID=85498185
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223073320.9U Active CN218644783U (en) | 2022-11-18 | 2022-11-18 | Double-oil lubrication gear box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218644783U (en) |
-
2022
- 2022-11-18 CN CN202223073320.9U patent/CN218644783U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US3601515A (en) | Lubricant pump | |
| US7963875B2 (en) | Method and apparatus for lubricating a differential in an axle assembly | |
| US20140234124A1 (en) | Drive train cooling arrangement and method for operating same | |
| US10018266B2 (en) | Transmission | |
| SE530695C2 (en) | Method for reducing the rotational resistance of gears in a gearbox for motor vehicles, as well as gearbox for carrying out the method | |
| US9597958B2 (en) | Power take-off oil system providing sump drain and pressurized oil to disconnect clutch | |
| US9945471B2 (en) | Lubricating apparatus for rotating shaft | |
| US3083790A (en) | Lubricating means for a power transmission | |
| US10767752B2 (en) | Transfer device and power transmission device | |
| US4235307A (en) | Remote transmission lubrication system | |
| JP2011515209A (en) | Gear device for centrifuge | |
| CN110985645A (en) | Drive assembly with passive pump lubrication | |
| CN218644783U (en) | Double-oil lubrication gear box | |
| CN109416116A (en) | Vehicle transmission gear | |
| US7465158B2 (en) | Reduction gear pump | |
| CN213598545U (en) | Vertical transmission device with multiple inputs and high bearing capacity | |
| US4015483A (en) | Vehicle transmission | |
| JPS62258262A (en) | Lubrication structure for transfer device | |
| JPS5894672A (en) | Differential gear mechanism for vehicle | |
| CN107076293B (en) | Power plant for a motor vehicle | |
| CN206972513U (en) | A kind of pump for recycling bearing oil | |
| CN220268351U (en) | Reverse gear idler wheel of new energy automobile transmission | |
| JPH0211261Y2 (en) | ||
| CN217056264U (en) | Speed reducer | |
| CN112112947B (en) | Multi-input high-bearing-capacity vertical transmission device and lubricating method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |