CN204647250U - A kind of three countershaft transmission forced lubricating systems - Google Patents
A kind of three countershaft transmission forced lubricating systems Download PDFInfo
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- CN204647250U CN204647250U CN201520173192.6U CN201520173192U CN204647250U CN 204647250 U CN204647250 U CN 204647250U CN 201520173192 U CN201520173192 U CN 201520173192U CN 204647250 U CN204647250 U CN 204647250U
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Abstract
A kind of three countershaft transmission forced lubricating systems of the utility model, comprise: speed changer and be arranged on speed changer rear end upper part of the cover gear oil pump and diverter valve, speed changer comprises main shaft and three countershafts, and the 3rd auxiliary shaft portion is immersed in below pasta, and the first and second countershafts are all away from pasta; Oil pumping mouth is installed bottom case of transmission; Oil pump is driven by the countershaft that often turns be located in speed changer, and by oil pumping mouth, lubricant oil is pumped into diverter valve entrance by external oil pipe, oil circuit is divided into some branch roads and is communicated with the lubricant pipe to speed changer inside by diverter valve, and described lubricant pipe has multiple oilhole.The utility model, for improving the lubricating condition of high pulling torque three countershaft transmission, is mainly used in the big machinery speed changer that other is more away from pasta parts, splash lubrication does not reach good lubrication effect, to improve working life and the service behaviour of speed changer.
Description
Technical field
The utility model belongs to transmission technology field, particularly a kind of three countershaft transmission forced lubricating systems.
Background technique
Tradition mechanical transmission many employings splash lubrication, minority physical dimension larger with easy auxiliary lubricating device, and for the large-sized speed-changing device having multiple parts away from pasta, according to traditional lubricating method, the rotary component such as gear and bearing away from pasta can not get good lubrication, thus has influence on life-span and the usability of speed changer.Especially for high pulling torque three countershaft transmission of mine car, wherein there are two countershaft assemblys to be positioned at more than pasta and the severe lubrication problem of operating mode, have to be solved.
Model utility content
For problems of the prior art, the utility model provides a kind of three countershaft transmission forced lubricating systems, and develops a high pulling torque three countershaft transmission for mine car, and devises a set of forced lubricating system for this reason.Improve the lubricating condition of high pulling torque three countershaft transmission, improve working life and the service behaviour of speed changer.
The utility model is achieved through the following technical solutions:
A kind of three countershaft transmission forced lubricating systems, comprise: speed changer and be arranged on speed changer rear end upper part of the cover gear oil pump and diverter valve, speed changer comprises main shaft and three countershafts, and the 3rd auxiliary shaft portion is immersed in below pasta, and the first countershaft and the second countershaft are all away from pasta; Oil pumping mouth is installed bottom case of transmission; Oil pump is driven by normal the first countershaft turned be located in speed changer, by oil pumping mouth, lubricant oil is pumped into diverter valve entrance by external oil pipe, oil circuit is divided into some branch roads and is communicated with the lubricant pipe of speed changer inside by diverter valve, and described lubricant pipe has multiple oilhole.
Oil circuit is divided into four tunnels to be communicated with four lubricant pipes of speed changer inside respectively by B, C, D, E mouth by described diverter valve, and described B, C, D, E mouth is all arranged on speed changer rear end cover.
The two ends of described lubricant pipe are bearing on speed changer rear end cover and case of transmission respectively.
Described B mouth is connected with the first lubricant pipe, and the oilhole on the first lubricant pipe is arranged on bearing and the first reverse gear to place; Described D mouth is connected with the 4th lubricant pipe, and the oilhole on the 4th lubricant pipe is arranged on bearing and the second reverse gear to place; Described E mouth is connected with the second lubricant pipe, oilhole on second lubricant pipe is arranged on the first gear mesh place between main shaft and the first countershaft, and the second lubricant pipe is all communicated with oil duct on speed changer rear end cover with oil duct on case of transmission front end oil duct, speed changer front cover and oil pocket; Described C mouth is connected with the 3rd lubricant pipe, and the oilhole on the 3rd lubricant pipe is arranged on the second gear mesh place between main shaft and the second countershaft, and identical with the Placement of the second lubricant pipe, and is symmetrical arranged with the second lubricant pipe.
The oil pipe that described diverter valve is communicated with B, C, D, E mouth is all arranged on speed changer outside.
Described oil port of taking out is provided with filter screen.
State the position of below pasta that oil pumping mouth is arranged on bottom case of transmission.
Described oilhole becomes divergent shape to distribute on lubricant pipe.
Compared with prior art, the utility model has following useful technique effect:
Oil bottom speed changer is made full use of by oil pumping mouth by the utility model, utilize diverter valve that can oil circuit quantity and position be set according to actual needs, by inside and outside portion oil pipe lubricant oil is guided to and allly needs lubricating component, the all rotary components of speed changer can be lubricated comprehensively, improve speed changer working life and service behaviour.The utility model, for improving the lubricating condition of high pulling torque three countershaft transmission, is mainly used in the big machinery speed changer that other is more away from pasta parts, splash lubrication does not reach good lubrication effect, to improve working life and the service behaviour of speed changer.
Further, can auxiliary gear box heat radiation.Be arranged on the oil pipe of speed changer outside by many, strengthen the heat exchange between speed changer inside and external environmemt, be beneficial to speed changer heat radiation, ensure that the performance of oil product, thus improve the component working such as bearing, gear condition.
Further, oilhole becomes divergent shape to distribute on lubricant pipe, and according to needing lubricating component position, angle to have multiple aperture on lubricant pipe, can realize lubricant oil splash to bearing, gear etc. and need lubricating component place, structure is simple, respond well.
Accompanying drawing explanation
Fig. 1 transmission lubrication system schematic diagram.
Fig. 2 speed changer internal lubricating system schematic top plan view.
Wherein, 1, oil pumping mouth, 2, speed changer rear end cover, 3, external oil pipe, 4, gear oil pump, 5, diverter valve, 6, first countershaft, 7, second countershaft, 9, 3rd countershaft, 8, main shaft, 10, upper oil duct, 11, first reverse gear pair, 12, 14, 19, 21 are respectively first, second, 3rd, 4th lubricant pipe, 13, first gear mesh, 15, oil pocket, 16, front end oil duct, 17, speed changer front cover, 18, case of transmission, 20, second gear mesh, 22, second reverse gear pair, A, B, C, D, E is oil circuit mouth, a, b, c, d, e, f, g, h is bearing.
Embodiment
Below in conjunction with specific embodiment, the utility model is described in further detail, described in be to explanation of the present utility model instead of restriction.
As Fig. 1 shows a kind of three countershaft transmission forced lubricating systems of the utility model, speed changer comprises main shaft 8, countershaft (6,7,9), countershaft 9 part is immersed in below pasta, and countershaft (6,7) and associated components, all away from pasta, need pressure lubrication.Be provided with gear oil pump 4 and diverter valve 5 on speed changer rear end cover 2 top, bottom case of transmission, (below pasta) is provided with oil pumping mouth 1.Oil pump 4 drives by often turning countershaft 6, by oil pumping mouth 1, lubricant oil is pumped into diverter valve 5A mouth by external oil pipe 3, oil circuit is divided into four tunnels to be delivered to speed changer inside respectively by B, C, D, E mouth (E mouth leads directly to speed changer inside at A mouth corresponding position) by diverter valve 5.The oil pipe that diverter valve 5 is communicated with B, C, D, E mouth is all arranged on speed changer outside.Be arranged on the oil pipe of speed changer outside by many, strengthen the heat exchange between speed changer inside and external environmemt, be beneficial to speed changer heat radiation, ensure that the performance of oil product, thus improve the component working such as bearing, gear condition.
As Fig. 2 shows, lubricant pipe two supports on speed changer rear end cover and case of transmission, according to needing lubricating component position and angle to have oilhole on it.Described B mouth is connected with lubricant pipe 12, the oilhole on lubricant pipe 12 be arranged on bearing (c, d) and reverse gear to 11 places, the corresponding lubricant pipe of B mouth, by lubricant oil by oilhole splash to bearing and reverse gear pair, described D mouth is connected with lubricant pipe 21, the oilhole on lubricant pipe 21 be arranged on lubricating bearings (a, h) and reverse gear to 22 places, the corresponding lubricant pipe of D mouth, lubricating bearings and reverse gear pair, E mouth is connected with lubricant pipe 14, oilhole on lubricant pipe 14 is arranged on gear mesh 13 place between main shaft 8 and countershaft 6, lubricant pipe 14 and case of transmission 18 front end oil duct 16, on speed changer front cover 17, oil duct and oil pocket 15 are all communicated with oil duct 10 on speed changer rear end cover 2, lubricant oil in its pipe can spray lubrication or lubricating bearings (f, e, b), the corresponding lubricant pipe of E mouth, by the gear mesh between corresponding position oilhole lubricating spindle and countershaft, by case of transmission front end oil duct lubricating bearings, by oil duct on speed changer front cover and oil pocket lubricating bearings, by oil duct lubricating bearings on speed changer rear end cover, described C mouth is connected with lubricant pipe 19, oilhole on lubricant pipe 19 is arranged on gear mesh 20 place between main shaft 8 and countershaft 7, and identical with the Placement of lubricant pipe 14, the lubricant oil in its pipe can spray lubrication or lubricating bearings (c, f, g).The corresponding lubricant pipe of C mouth, the corresponding gear in the same way between lubricating spindle and countershaft to and bearing.
Working principle is as follows: be provided with gear oil pump 4 and diverter valve 5 on speed changer rear end cover 2 top, is provided with the oil pumping mouth 1 of band filter screen bottom case of transmission.During system works, the normal rotating shaft of speed changer one drives 6 oil pumps 4 to work, and from oil pumping mouth 1, lubricant oil is pumped into diverter valve 5 by external oil pipe 3, oil circuit is split into four tunnels by diverter valve 5, is delivered to each lubricant pipe respectively by external oil pipe.Lubricant pipe is installed on speed changer inside, and two ends are supported on speed changer bonnet 2 respectively with on case of transmission 18, and according to needing lubricating component position, angle to have multiple aperture on lubricant pipe, described oilhole becomes divergent shape to distribute on lubricant pipe.Lubricant oil needs lubricating component place by each oilhole splash to bearing, gear etc., splash lubrication more away from pasta parts is not reached to the big machinery speed changer of good lubrication effect, carries out pressure lubrication, to improve working life and the service behaviour of speed changer.
Claims (8)
1. a countershaft transmission forced lubricating system, it is characterized in that, comprise: speed changer and the gear oil pump (4) and the diverter valve (5) that are arranged on speed changer rear end cover (2) top, speed changer comprises main shaft (8) and three countershafts (6,7,9), 3rd countershaft (9) part is immersed in below pasta, and the first countershaft (6) and the second countershaft (7) are all away from pasta; Oil pumping mouth (1) is installed bottom case of transmission; Oil pump (4) is driven by normal the first countershaft (6) turned be located in speed changer, by oil pumping mouth (1), lubricant oil is pumped into diverter valve (5) entrance by external oil pipe (3), oil circuit is divided into some branch roads and is communicated with the lubricant pipe of speed changer inside by diverter valve (5), and described lubricant pipe has multiple oilhole.
2. a kind of three countershaft transmission forced lubricating systems according to claim 1, it is characterized in that, oil circuit is divided into four tunnels to be communicated with four lubricant pipes (12,14,19,21) of speed changer inside respectively by B, C, D, E mouth by described diverter valve (5), and described B, C, D, E mouth is all arranged on speed changer rear end cover (2).
3. a kind of three countershaft transmission forced lubricating systems according to claim 2, is characterized in that, the two ends of described lubricant pipe are bearing on speed changer rear end cover (2) and case of transmission (18) respectively.
4. a kind of three countershaft transmission forced lubricating systems according to claim 3, it is characterized in that, described B mouth is connected with the first lubricant pipe (12), the oilhole on the first lubricant pipe (12) be arranged on bearing (c, d) and the first reverse gear to (11) place; Described D mouth is connected with the 4th lubricant pipe (21), the oilhole on the 4th lubricant pipe (21) be arranged on bearing (a, h) and the second reverse gear to (22) place; Described E mouth is connected with the second lubricant pipe (14), oilhole on second lubricant pipe (14) is arranged on the first gear mesh (13) place between main shaft (8) and the first countershaft (6), and the second lubricant pipe (14) is all communicated with the upper oil duct (10) of speed changer rear end cover (2) with case of transmission (18) front end oil duct (16), the upper oil duct of speed changer front cover (17) and oil pocket (15); Described C mouth is connected with the 3rd lubricant pipe (19), oilhole on 3rd lubricant pipe (19) is arranged on the second gear mesh (20) place between main shaft (8) and the second countershaft (7), and identical with the Placement of the second lubricant pipe (14), and be symmetrical arranged with the second lubricant pipe (14).
5. a kind of three countershaft transmission forced lubricating systems according to claim 2, it is characterized in that, the oil pipe that described diverter valve (5) is communicated with B, C, D, E mouth is all arranged on speed changer outside.
6. a kind of three countershaft transmission forced lubricating systems according to claim 1, is characterized in that, described oil pumping mouth (1) place is provided with filter screen.
7. a kind of three countershaft transmission forced lubricating systems according to claim 1, is characterized in that, described oil pumping mouth (1) is arranged on the position of below the pasta bottom case of transmission.
8. a kind of three countershaft transmission forced lubricating systems according to claim 1, it is characterized in that, described oilhole becomes divergent shape to distribute on lubricant pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520173192.6U CN204647250U (en) | 2015-03-25 | 2015-03-25 | A kind of three countershaft transmission forced lubricating systems |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520173192.6U CN204647250U (en) | 2015-03-25 | 2015-03-25 | A kind of three countershaft transmission forced lubricating systems |
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| CN204647250U true CN204647250U (en) | 2015-09-16 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105840799A (en) * | 2016-05-19 | 2016-08-10 | 西安法士特汽车传动有限公司 | System for forced lubrication of sub-gearbox of transmission |
| CN109505964A (en) * | 2018-12-29 | 2019-03-22 | 中国重汽集团济南动力有限公司 | A kind of two speed transmission for electric vehicle |
| CN113007332A (en) * | 2021-02-24 | 2021-06-22 | 陕西法士特齿轮有限责任公司 | Lubricating and cooling system of transmission |
| CN113309849A (en) * | 2021-06-29 | 2021-08-27 | 中国重汽集团济南动力有限公司 | Forced lubrication system for heavy-duty transmission |
-
2015
- 2015-03-25 CN CN201520173192.6U patent/CN204647250U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105840799A (en) * | 2016-05-19 | 2016-08-10 | 西安法士特汽车传动有限公司 | System for forced lubrication of sub-gearbox of transmission |
| CN109505964A (en) * | 2018-12-29 | 2019-03-22 | 中国重汽集团济南动力有限公司 | A kind of two speed transmission for electric vehicle |
| CN113007332A (en) * | 2021-02-24 | 2021-06-22 | 陕西法士特齿轮有限责任公司 | Lubricating and cooling system of transmission |
| CN113007332B (en) * | 2021-02-24 | 2022-03-29 | 陕西法士特齿轮有限责任公司 | Lubricating and cooling system of transmission |
| CN113309849A (en) * | 2021-06-29 | 2021-08-27 | 中国重汽集团济南动力有限公司 | Forced lubrication system for heavy-duty transmission |
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