CN203322228U - Oil-spraying lubrication system of transmission - Google Patents
Oil-spraying lubrication system of transmission Download PDFInfo
- Publication number
- CN203322228U CN203322228U CN2013203251159U CN201320325115U CN203322228U CN 203322228 U CN203322228 U CN 203322228U CN 2013203251159 U CN2013203251159 U CN 2013203251159U CN 201320325115 U CN201320325115 U CN 201320325115U CN 203322228 U CN203322228 U CN 203322228U
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- oil
- oil pump
- lubrication system
- speed changer
- shower nozzle
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Abstract
An oil-spraying lubrication system of a transmission comprises a joint, a spraying head, an oil pump assembly and a controller, wherein the joint is arranged at the bottom of a box body of the transmission and used for exporting an oil fluid inside the box body of the transmission; the spraying head is used for injecting the oil fluid into the box body of the transmission; the oil pump assembly comprises an oil pump and an electric motor, is used for providing power for the oil-spraying lubrication system of the transmission, is connected with the joint through an oil outlet pipeline and is connected with the spraying head through an oil inlet pipeline; the controller is connected with the oil pump assembly and used for starting up and shutting down the oil pump assembly. According to the oil-spraying lubrication system of the transmission, the oil pump assembly comprises the built-in electric motor and is connected with the controller, and the controller can control the flow and the revolving speed of the oil pump assembly according to the speed of a vehicle and the driving cycle of the vehicle, so that the proper oil pumping amount is obtained, the problems of poor lubrication and excessive lubrication are solved, the lubrication effect of the transmission is improved, and the transmission efficiency of the transmission is improved.
Description
Technical field
The utility model relates to the lubricated field of transmission for vehicles, relates in particular to a kind of oil jet lubrication system of speed changer.
Background technique
High-speed electric expreess locomotive is a developing direction of the drive motor of electric motor car at present, the advantage of high-speed electric expreess locomotive be motor can miniaturization, lightweight, thereby reduction complete vehicle weight, but the gear of the speed changer coordinated with high-speed electric expreess locomotive is when work, the heat produced is larger, need to carry out in the course of the work pressure lubrication.In prior art, a kind of method is fluid to be deposited on to the bottom of mission case, by the rotation of gear, drives fluid, thereby realizes the lubricated of gear, but said method easily causes splashing of fluid everywhere, is unfavorable for the normal operation of speed changer; Another kind of way, adopt mechanical pump pump oil, and pump is arranged in speed changer, by gear shaft, is driven, rotating speed and flow change with the speed of a motor vehicle: during low speed, pump oil flow is less, and meeting insufficient lubrication while running into the low-speed big operating mode, during high speed, pump oil flow is larger, easily causes and lubricates excessively, forms waste.And, in the lubricated field of speed changer, insufficient lubrication or excessively lubricated, can make the transmission efficiency of speed changer reduce, cause a large amount of power losses.
The model utility content
Technical problem to be solved in the utility model is: the speed changer coordinated with pot motor existed in prior art has insufficient lubrication or lubricated excessive problem, thereby cause a large amount of power losses, thereby a kind of improvement speed changer lubrication effect is provided, improve the oil jet lubrication system of the speed changer of speed changer transmission efficiency.
The above-mentioned technical problem of the utility model is achieved by the following technical programs: a kind of oil jet lubrication system of speed changer, comprise: the bottom that is arranged on mission case, and the joint of the fluid in the derivation mission case, fluid is spurted into to the shower nozzle in mission case, for the oil jet lubrication system of speed changer provides the oil pump assy of power, comprise oil pump and motor, described oil pump assy is connected with joint by fuel-displaced pipeline, described oil pump assy is connected with shower nozzle by in-line, and the controller be connected with oil pump assy.
Further, also comprise oil cooler, described oil cooler is arranged between shower nozzle and oil pump assy, and described oil cooler is connected with oil pump assy with shower nozzle respectively by in-line.
Further, described oil cooler comprises some oil duct layers and some water channel layers, and described oil duct layer and water channel layer are close to and are arranged alternately, and described oil duct layer is formed by annular oil duct, and described water channel layer is formed by annular water channel.
Further, described controller is connected by line with oil pump assy, and the control oil pump assembly is switched between starting and stopping, and the uninterrupted of control oil pump and motor speed size.
Further, described in-line or fuel-displaced pipeline are provided with the pressure switch that detects in-line or fuel-displaced loine pressure.
Further, described pressure switch is arranged on the end of in-line near shower nozzle, and described pressure switch passing hole channel is connected with in-line.
Further, described pressure switch is provided with Minimum operating pressure value and Maximum operating pressure value, and described pressure switch is connected with controller.
Further, described shower nozzle is arranged on mission case, and the spray orifice of described shower nozzle is towards the contact points setting of transmission gear.
The oil jet lubrication system of a kind of speed changer that the utility model provides comprises: joint is arranged on the bottom of mission case, for deriving the fluid in mission case; Shower nozzle, for spurting into fluid in mission case; Oil pump assy, comprise oil pump and motor, and for the oil jet lubrication system of speed changer provides power, described oil pump assy is connected with joint by fuel-displaced pipeline, and described oil pump assy is connected with shower nozzle by in-line; Controller, described controller is connected with oil pump assy, for starting and stop oil pump assy.The oil jet lubrication system of a kind of speed changer provided according to the utility model, provide power by oil pump assy for the oil jet lubrication system on the one hand, and the fluid that accumulates in the speed changer bottom is ejected in mission case, takes full advantage of the fluid in mission case; On the other hand, oil pump assy comprises the motor carried, and be connected with controller, described controller can the control oil pump assembly flow and rotating speed, thereby obtain suitable pump oil mass, avoid insufficient lubrication and lubricated excessive problem, improved the speed changer lubrication effect, improved the speed changer transmission efficiency.
The accompanying drawing explanation
Fig. 1 is the schematic diagram of the lubricated injection system of speed changer in a kind of embodiment of providing of the utility model.
Fig. 2 is the structural representation of the lubricated injection system of speed changer in a kind of embodiment of providing of the utility model.
Fig. 3 is the generalized section of shower nozzle in a kind of embodiment of providing of the utility model.
Embodiment
Clearer for technical problem, technological scheme and beneficial effect that the utility model is solved, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
In description of the present utility model, it will be appreciated that, term " on ", orientation or the position relationship of the indications such as D score, " left side ", " right side ", " vertically ", " level ", 'fornt', 'back', " interior ", " outward " be based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, rather than indicate or imply that the device of indication or element must have specific orientation, construct and operation with specific orientation, therefore can not be interpreted as restriction of the present utility model.In addition, term " first ", " second " be only for describing purpose, and can not be interpreted as indication or hint relative importance.
As depicted in figs. 1 and 2, a kind of oil jet lubrication system of speed changer, be lubricated for giving the speed changer internal structure, improves transmission efficiency, can be dispelled the heat to speed changer simultaneously.The oil jet lubrication system of described speed changer comprises: joint 1, be arranged on the bottom of fast device casing 9, and the bottom of mission case 9 deposits for lubricated fluid, and described joint 1 is arranged on bottom, is conducive to derive the fluid in mission case 9, shower nozzle 8, for fluid is spurted in mission case 9, described shower nozzle 8 is arranged on mission case 9, in order to increase the effect of injection, described shower nozzle 8 is arranged on the top of mission case 9 or is arranged on the position at relatively close top on mission case 9, thereby allow fluid spray into from top to bottom, the effect that makes the most of structure in speed changer obtain lubricating, further, because transmission gear is intermeshing, as shown in Figure 2, transmission gear comprises intermeshing the first gear 91 and the second gear 92, in gear-driven process, produce a large amount of heats, can reduce transmission efficiency, need to carry out pressure lubrication, the spray orifice of described shower nozzle 8 is towards the contact points setting of transmission gear, in the present embodiment, the spray orifice of shower nozzle 8 is towards the contact points setting of the first gear 91 and the second gear 92, more be conducive to the lubricated of transmission gear, and can make transmission gear obtain cooling effect.
The oil jet lubrication system of described speed changer, comprise oil pump assy 3, described oil pump assy 3 has oil pump 31 and motor 32, for the oil jet lubrication system of speed changer provides power, described motor 32 drives oil pump 31 work, because oil pump assy 3 is from translator 32, so the flow of oil pump assy 3 and rotating speed can be according to concrete requirements, by motor 32, adjust, be not subject to the restriction of speed changer, solved the improper insufficient lubrication caused of pump oil mass and lubricated excessive problem that transmission lubrication system of the prior art exists.Described oil pump assy 3 is connected with joint 1 by fuel-displaced pipeline 2, and described oil pump assy 3 is connected with shower nozzle 8 by in-line 6, thereby has realized the connection between speed changer and speed changer oil jet lubrication system.
The oil jet lubrication system of described speed changer, comprise controller 4, described controller 4 is connected with oil pump assy 3, and described controller 4 is connected by the CAN line with oil pump assy 3, control oil pump assembly 3 is switched between starting and stopping, and the uninterrupted of control oil pump 31 and motor 32 rotating speed sizes.Described controller 4 is for starting and stopping oil pump assy 3, and particularly, described controller 4 is for monitoring the speed of a motor vehicle when non-vanishing, and control oil pump assembly 3 starts; Described controller 4 is for when monitoring the speed of a motor vehicle and be zero, and control oil pump assembly 3 stops.When the speed of a motor vehicle is non-vanishing, the transmission gear normal operation, now need speed changer is carried out to jet lubrication, so controller 4 control oil pump assemblies 3 start; When the speed of a motor vehicle is zero, transmission gear quits work, and now do not need speed changer is carried out to jet lubrication, so controller 4 control oil pump assemblies 3 stops.
The oil jet lubrication system of a kind of speed changer provided according to the utility model, provide power by oil pump assy 3 for the oil jet lubrication system on the one hand, the fluid that accumulates in the speed changer bottom is ejected into to other positions in mission case, takes full advantage of the fluid in mission case; On the other hand, oil pump assy 3 comprises the motor 32 carried, and be connected with controller 4, the uninterrupted of described controller 4 control oil pumps 31 and motor 32 rotating speed sizes, particularly, controller 4 can come according to the driving cycle of the size of the speed of a motor vehicle and vehicle flow and the rotating speed of control oil pump assembly 3, thereby obtain suitable and constant pump oil mass, avoid insufficient lubrication and lubricated excessive problem, improved the speed changer lubrication effect, improved the speed changer transmission efficiency.
The oil jet lubrication system of described speed changer also comprises oil cooler 5, and described oil cooler 5 is arranged between shower nozzle 8 and oil pump assy 3, and described oil cooler 5 is connected with oil pump assy 3 with shower nozzle 8 respectively by in-line 6.Described oil cooler 5 carries out cooling for the fluid to flowing through, thereby takes away the inner heat produced of speed changer.Described oil cooler 5 comprises some oil duct layers and some water channel layers, described oil duct layer and water channel layer are close to and are arranged alternately, in the embodiment who provides at the utility model, described oil cooler comprises two-layer oil duct layer and two-layer water channel layer, and filler opening, oil outlet and water intake, water outlet.The oil duct layer is formed by annular oil duct, and the water channel layer is formed by annular water channel, and fluid is in the process of oil duct layer of flowing through like this, and cooling water can carry out fluid cooling, and takes away heat.
In the embodiment who provides at the utility model, the uninterrupted that described controller 4 can control oil pump 31 and the rotating speed size of motor 32.Described vehicle driving-cycle includes but not limited to the torque that transmission output shaft is exported, in the prior art, transmission lubrication system adopts mechanical pump pump oil, pump is arranged in speed changer, by gear shaft, driven, rotating speed and flow change with the speed of a motor vehicle: during low speed, pump oil flow is less, can insufficient lubrication while running into the low-speed big operating mode.Because in the present embodiment, oil pump assy 3 comprises oil pump 31 and the motor 32 carried, thus the rotating speed size of the uninterrupted of controller 4 control oil pumps 31 and motor 32, with a stable pump oil mass output, thereby avoid the pump oil mass improper, the insufficient lubrication caused or lubricated excessive problem.
Effectively monitor for the internal pressure of the oil jet lubrication system to speed changer, make internal pressure maintain a normal interval.Concrete, described in-line 6 or fuel-displaced pipeline 2 are provided with the pressure switch 7 for detection of in-line 6 or fuel-displaced pipeline 2 pressure, and described pressure switch 7 passing hole channels are communicated with in-line 6 or fuel-displaced pipeline 2, and detect the oil liquid pressure value of respective line.Further, described pressure switch 7 is arranged on the end of in-line 6 near shower nozzle 8, described pressure switch 7 passing hole channels are connected with in-line 6, at this moment pressure switch 7 detects the pressure of in-line near an end of shower nozzle, as long as the pressure of fluid is in normal interval, think that so the oil liquid pressure of oil jet lubrication system of whole speed changer is in normal interval herein.Described pressure switch 7 is connected with controller 4, and described pressure switch 4 is provided with Minimum operating pressure value and Maximum operating pressure value, and oil liquid pressure is excessive, may make in-line 6 explosions, or causes excessively lubricatedly, forms waste; Oil liquid pressure is too small, may make lubricated insufficiently, causes the problem of insufficient lubrication, so in-line maintains between Minimum operating pressure value and Maximum operating pressure value near the pressure of an end of shower nozzle, makes the oil jet lubrication system normal operation of speed changer.When the force value of in-line 6 is greater than Maximum operating pressure or is less than the Minimum operating pressure value, the oil jet lubrication system cisco unity malfunction of speed changer, described pressure switch 7 is for sending warning message, and warning message is transferred to controller 4, finally in instrument, show, remind the driver; On the other hand, controller 4 is according to warning message, and the uninterrupted of control oil pump 31 and motor 32 rotating speed sizes, also can make the pressure of oil jet lubrication system get back to normal interval.In the embodiment who provides at the utility model, described Minimum operating pressure value is 50kpa, and the Maximum operating pressure value is 100kpa.
In a kind of embodiment who provides at the utility model, described joint 1 is the filter net type joint, as shown in Figure 3, comprise: joint 11, filter screen skeleton 12 and filter screen 13, described joint 11 is hollow tubular body the bottom that is fixed on mission case 9, one end of described joint 11 is connected with fuel-displaced pipeline 2, and the other end of joint 11 is provided with claw 111; The peripheral surface of described filter screen skeleton 12 is provided with filter screen 13, and described filter screen 13 can avoid making the impurity in mission case to enter in the oil jet lubrication system, filter screen skeleton 12 and joint 11 clampings, and filter screen skeleton 12 is provided with the draw-in groove 121 coordinated with described claw 111.Described joint 11 is connected with mission case 9 by screw thread, as long as therefore back-out joint, just above-mentioned joint 1 integral body can be back-outed, and joint 11 can be dismantled easily with filter screen skeleton 12 simultaneously, can clean easily filter screen 13.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.
Claims (8)
1. the oil jet lubrication system of a speed changer, it is characterized in that, comprise: be arranged on the bottom of mission case (9) and the joint (1) of deriving the fluid in mission case, fluid is spurted into to the shower nozzle (8) in mission case, for the oil jet lubrication system of speed changer provides the oil pump assy (3) of power, comprise oil pump (31) and motor (32), described oil pump assy (3) is connected with joint (1) by fuel-displaced pipeline (2), described oil pump assy (3) is connected with shower nozzle (8) by in-line (6), and the controller (4) be connected with oil pump assy (3).
2. the oil jet lubrication system of speed changer as claimed in claim 1, it is characterized in that, also comprise oil cooler (5), described oil cooler (5) is arranged between shower nozzle (8) and oil pump assy (3), and described oil cooler (5) is connected with oil pump assy (3) with shower nozzle (8) respectively by in-line (6).
3. the oil jet lubrication system of speed changer as claimed in claim 2, it is characterized in that, described oil cooler (5) comprises some oil duct layers and some water channel layers, described oil duct layer and water channel layer are close to and are arranged alternately, described oil duct layer is formed by annular oil duct, and described water channel layer is formed by annular water channel.
4. the oil jet lubrication system of speed changer as claimed in claim 1, it is characterized in that, described controller (4) is connected by the CAN line with oil pump assy (3), control oil pump assembly (3) is switched between starting and stopping, and the uninterrupted of control oil pump (31) and motor (32) rotating speed size.
5. the oil jet lubrication system of speed changer as claimed in claim 1, is characterized in that, described in-line (6) or fuel-displaced pipeline (2) are provided with the pressure switch that detects in-line (6) or fuel-displaced pipeline (2) pressure.
6. the oil jet lubrication system of speed changer as claimed in claim 5, it is characterized in that, described pressure switch (7) is arranged on the end of in-line (6) near shower nozzle (8), and described pressure switch (7) passing hole channel is connected with in-line (6).
7. the oil jet lubrication system of speed changer as claimed in claim 6, is characterized in that, described pressure switch (7) is provided with Minimum operating pressure value and Maximum operating pressure value, and described pressure switch (7) is connected with controller (4).
8. the oil jet lubrication system of speed changer as claimed in claim 1, is characterized in that, it is upper that described shower nozzle (8) is arranged on mission case (9), and the spray orifice of described shower nozzle (8) is towards the contact points setting of transmission gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203251159U CN203322228U (en) | 2013-06-01 | 2013-06-01 | Oil-spraying lubrication system of transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203251159U CN203322228U (en) | 2013-06-01 | 2013-06-01 | Oil-spraying lubrication system of transmission |
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| Publication Number | Publication Date |
|---|---|
| CN203322228U true CN203322228U (en) | 2013-12-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203251159U Expired - Lifetime CN203322228U (en) | 2013-06-01 | 2013-06-01 | Oil-spraying lubrication system of transmission |
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| CN (1) | CN203322228U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104806744A (en) * | 2015-04-22 | 2015-07-29 | 浙江万里扬变速器股份有限公司 | Automatic lubrication system for transmissions |
| CN105805284A (en) * | 2014-12-31 | 2016-07-27 | 比亚迪股份有限公司 | Transmission lubricating system and method suitable for hybrid electric vehicle |
| CN110594390A (en) * | 2019-09-25 | 2019-12-20 | 西安法士特汽车传动有限公司 | Transmission oil pumping device and using method thereof |
| CN111442082A (en) * | 2020-04-29 | 2020-07-24 | 株洲齿轮有限责任公司 | Active lubrication method for reduction gearbox |
-
2013
- 2013-06-01 CN CN2013203251159U patent/CN203322228U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105805284A (en) * | 2014-12-31 | 2016-07-27 | 比亚迪股份有限公司 | Transmission lubricating system and method suitable for hybrid electric vehicle |
| CN105805284B (en) * | 2014-12-31 | 2019-12-10 | 比亚迪股份有限公司 | Gearbox lubricating system and method suitable for hybrid electric vehicle |
| CN104806744A (en) * | 2015-04-22 | 2015-07-29 | 浙江万里扬变速器股份有限公司 | Automatic lubrication system for transmissions |
| CN110594390A (en) * | 2019-09-25 | 2019-12-20 | 西安法士特汽车传动有限公司 | Transmission oil pumping device and using method thereof |
| CN110594390B (en) * | 2019-09-25 | 2023-09-08 | 西安法士特汽车传动有限公司 | Transmission oil pumping device and application method |
| CN111442082A (en) * | 2020-04-29 | 2020-07-24 | 株洲齿轮有限责任公司 | Active lubrication method for reduction gearbox |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131204 |
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| CX01 | Expiry of patent term |