Lubricating and cooling type gearbox system

Abstract

The utility model discloses a lubricating and cooling type gearbox system which comprises a box body (1), a power input assembly (2), a first power output assembly (3), a second power output assembly (4) and an oil circulation system, and is characterized in that the oil circulation system comprises a first oil pump (5), a heat exchanger (6), an oil storage tank (7), a second oil pump (8) and a first nozzle (9); the first oil pump is sequentially connected with the heat exchanger, the oil storage tank and the second oil pump through pipelines, the other end of the second oil pump is connected with the first nozzle arranged in the box body through a pipeline, and the first nozzle is used for spraying oil liquid / oil mist to the bevel gear in the box body. According to the utility model, the cyclic utilization of oil can be realized, and the flowing oil is used for improving the lubricating and cooling effects of the gear transmission assembly and the bearing assembly; the nozzle is used for spraying oil liquid / oil mist so as to improve the utilization rate of the oil liquid.

Description

Technical Field

[0001] The utility model relates to the technical field of gear transmission devices, in particular to a lubrication cooling type gear box system. Background Art

[0002] The existing gearbox system includes a box body, a power input component, a power output component, and an oil circulation system. The power input component and the power output component are installed in the box body. The oil circulation system includes an oil pump, a heat exchanger, an oil storage tank, a control valve, and a pipeline. The oil pump is used to realize the recycling of oil. However, the oil circulation system of the existing gearbox system still has the problems of poor lubrication and cooling effects of gear transmission components and bearing components, and low oil utilization. Utility Model Content

[0003] The purpose of the utility model is to overcome the deficiencies in the prior art and provide a lubricating and cooling gearbox system, wherein the first oil pump and the second oil pump are used to pump oil, the first through hole, the second through hole, the third through hole and the fourth through hole are used for the oil to flow back / converge to the bottom of the box body to achieve the recycling of the oil, the heat exchanger is used to cool the oil, and the flowing oil is used to improve the lubrication and cooling effect of the gear transmission assembly and the bearing assembly. The first nozzle is used to spray the oil / oil mist to the meshing part of the bevel gear in the box body to improve the utilization rate of the oil; the second nozzle is used to spray the oil / oil mist to the second bearing assembly and the third bearing assembly to improve the utilization rate of the oil.

[0004] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0005] A lubrication cooling type gearbox system comprises a box body (1), a power input assembly (2), a first power output assembly (3), a second power output assembly (4), and an oil circulation system. The power input assembly, the first power output assembly, and the second power output assembly are installed in the box body. The axis of the first power output assembly and the axis of the second power output assembly are arranged in a colinear manner, and the axis of the power input assembly and the axis of the first power output assembly are arranged perpendicularly. The characteristic is that the oil circulation system comprises a first oil pump (5), a heat exchanger (6), an oil storage tank (7), a second oil pump (8), and a first nozzle (9). One end of the first oil pump is connected / communicated with the bottom of the box body through a pipeline, and the other end of the first oil pump is connected to the heat exchanger, the oil storage tank, and the second oil pump in sequence through a pipeline. The other end of the second oil pump is connected to the first nozzle through a pipeline. The first nozzle is arranged in the box body and is used to spray oil onto the bevel gear in the box body.

[0006] Furthermore, the box body (1) comprises a first cylinder (11), a second cylinder (12), a third cylinder (13), and a shielding cover (14); the first cylinder is arranged at the bottom of the box body for installing a power input assembly; the second cylinder is arranged at the first side of the box body for installing a first power output assembly; the third cylinder is arranged at the first side of the box body for installing a second power output assembly; a shielding cover is arranged at one end of the second cylinder and the third cylinder; and the second power output assembly is symmetrically arranged with the first power output assembly.

[0007] Furthermore, the power input assembly (2) comprises a first input shaft (21), a first bevel gear (22), a first bearing assembly (23), a first sealing assembly (24), and a first sealing end cover (25), wherein the first bevel gear is arranged at the upper end of the first input shaft, the first bearing assembly comprises two rolling bearings, the first bearing assembly is installed in the first barrel, the bottom end of the first barrel is installed with a first sealing assembly, and the outer side of the first sealing assembly is installed with a first sealing end cover.

[0008] Furthermore, the first power output assembly (3) comprises a second output shaft (31), a second bevel gear (32), a second bearing assembly (33), a second sealing assembly (34), and a second sealing end cover (35), wherein the second bevel gear is arranged at the left end of the second output shaft, the second bearing assembly comprises two rolling bearings, the second bearing assembly is installed in the second barrel, the second sealing assembly is installed at the right end of the second barrel, and the second sealing end cover is installed on the outer side of the second sealing assembly.

[0009] Furthermore, the second power output assembly (4) comprises a third output shaft (41) and a third bevel gear (42), the third bevel gear is arranged at the right end of the third output shaft, and the second power output assembly and the first power output assembly are symmetrically arranged about their symmetry axis or the axis of the power input assembly.

[0010] Furthermore, a second nozzle (15) is installed in the mounting hole in the upper wall of the second barrel portion (12) and the third barrel portion (13), and the second nozzle is connected to the output pipeline of the second oil pump (8) through a branch pipeline. The second nozzle is used to spray oil onto the second bearing assembly. A second through hole (17) is opened on the lower wall of the second barrel portion and the third barrel portion, and the second through hole is used for the oil to flow back to the bottom of the box.

[0011] Furthermore, a first through hole (16) is provided on the bottom wall of the shielding cover (14), and the upper surface of the bottom wall of the shielding cover is roughly located in the same plane as the upper surface of the upper bearing of the first bearing assembly (23), and the first through hole is used for oil to flow back to the bottom of the box.

[0012] Furthermore, a third through hole (18) is provided on the first side wall of the first cylinder (11), the third through hole is located between the upper bearing and the lower bearing of the first bearing assembly (23), and the third through hole is used to allow oil to flow to the first bearing assembly; a fourth through hole (19) is provided on the second side wall of the first cylinder, the fourth through hole is located between the lower bearing of the first bearing assembly and the first sealing assembly (24), and the fourth through hole is used to allow oil to flow back to the bottom of the box; a fifth through hole (20) is provided on the bottom wall of the box, and the fifth through hole is connected to the first oil pump (5) through a pipeline.

[0013] Furthermore, the first nozzle (9) comprises two symmetrically arranged nozzles, and the first nozzle is used to spray oil mist onto the meshing position of the bevel gear in the box.

[0014] The utility model provides a lubricating and cooling gearbox system, which has the following beneficial technical effects:

[0015] (1) The first oil pump and the second oil pump are used to pump oil, the first through hole, the second through hole, the third through hole, and the fourth through hole are used for the oil to flow back / converge to the bottom of the box body to achieve oil recycling, the heat exchanger is used to cool the oil, and the flowing oil is used to improve the lubrication and cooling effect of the gear transmission assembly and the bearing assembly.

[0016] (2) The first nozzle is used to spray oil / oil mist onto the meshing position of the bevel gear in the housing to improve the utilization rate of the oil; the second nozzle is used to spray oil / oil mist onto the second bearing assembly and the third bearing assembly to improve the utilization rate of the oil. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the structure of the lubrication and cooling gearbox system of the utility model;

[0018] Figure 2 This is a schematic diagram of the structure of the lubrication and cooling gearbox system of the utility model.

[0019] In the figure: housing 1, power input assembly 2, first power output assembly 3, second power output assembly 4, first oil pump 5, heat exchanger 6, oil storage tank 7, second oil pump 8, first nozzle 9; first cylinder 11, second cylinder 12, third cylinder 13, shielding cover 14, second nozzle 15, first through hole 16, second through hole 17, third through hole 18, fourth through hole 19, fifth through hole 20; first input shaft 21, first bevel gear 22, first bearing assembly 23, first sealing assembly 24, first sealing end cover 25; second output shaft 31, second bevel gear 32, second bearing assembly 33, second sealing assembly 34, second sealing end cover 35; third output shaft 41, third bevel gear 42, “→” liquid flow direction. DETAILED DESCRIPTION

[0020] In order to make the technical solution and advantages of the utility model clearer, the technical solution of the utility model will be further described in detail in detail with reference to the accompanying drawings. It can be understood that the specific embodiments described here are only partial embodiments of the utility model, which are only used to explain the utility model, not to limit the utility model. It should be noted that for the convenience of description, only the parts / structures related to the utility model are shown in the accompanying drawings, and other related parts can refer to the general design. In the absence of conflict, the embodiments of the utility model and the technical features in the embodiments can be combined with each other to obtain new embodiments.

[0021] Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention. In addition, unless otherwise defined, the technical terms or scientific terms used in the description of the present invention should be the common meanings understood by ordinary technicians in the field to which the present invention belongs.

[0022] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0023] like Figure 1-2 As shown, a lubrication cooling type gearbox system comprises a housing 1, a power input assembly 2, a first power output assembly 3, a second power output assembly 4, and an oil circulation system. The power input assembly 2, the first power output assembly 3, and the second power output assembly 4 are installed in / on the housing 1. The axis of the first power output assembly 3 is colinearly arranged with the axis of the second power output assembly 4, and the axis of the power input assembly 2 is perpendicularly arranged with the axis of the first power output assembly 3; it is characterized in that: the oil circulation system comprises a first oil pump 5, a heat exchanger 6, an oil storage tank 7, a second oil pump 8, and a first nozzle 9. One end of the first oil pump 5 is connected / communicated with the bottom of the housing 1 through a pipeline, and the other end of the first oil pump 5 is connected to the heat exchanger 6, the oil storage tank 7, and the second oil pump 8 in sequence through a pipeline. The other end of the second oil pump 8 is connected to the first nozzle 9 through a pipeline. The first nozzle 9 is arranged in the housing 1, and the first nozzle 9 is used to spray oil / oil mist onto the bevel gear in the housing 1 (such as the meshing position of the bevel gear).

[0024] The first oil pump 5 and the second oil pump 8 are used to pump oil to realize the recycling of oil. The heat exchanger 6 is used to cool the oil. The flowing oil is used to improve the lubrication and cooling effect of the gear transmission assembly.

[0025] The box body 1 includes a first cylinder portion 11, a second cylinder portion 12, a third cylinder portion 13, and a shielding cover 14. The first cylinder portion 11 is arranged at the bottom of the box body 1 for installing the power input assembly 2. The second cylinder portion 12 is arranged at the first side portion of the box body 1 for installing the first power output assembly 3. The third cylinder portion 13 is arranged at the first side portion of the box body 1 for installing the second power output assembly 4. A shielding cover 14 is arranged at one end of the second cylinder portion 12 and the third cylinder portion 13. The second power output assembly 4 is symmetrically arranged with the first power output assembly 3.

[0026] The power input assembly 2 includes a first input shaft 21, a first bevel gear 22, a first bearing assembly 23, a first sealing assembly 24, and a first sealing end cover 25. The first bevel gear 22 is arranged at the upper end of the first input shaft 21. The first bearing assembly 23 includes two rolling bearings. The first bearing assembly 23 is installed in the first barrel portion 11. The first sealing assembly 24 is installed at the bottom end of the first barrel portion 11, and the first sealing end cover 25 is installed on the outer side of the first sealing assembly 24.

[0027] The first power output assembly 3 includes a second output shaft 31, a second bevel gear 32, a second bearing assembly 33, a second sealing assembly 34, and a second sealing end cover 35. The second bevel gear 32 is arranged at the left end of the second output shaft 31. The second bearing assembly 33 includes two rolling bearings. The second bearing assembly 33 is installed in the second barrel 12. The second sealing assembly 34 is installed at the right end of the second barrel 12. The second sealing end cover 35 is installed on the outer side of the second sealing assembly 34.

[0028] The second power output assembly 4 includes a third output shaft 41 and a third bevel gear 42 . The third bevel gear 42 is arranged at the right end of the third output shaft 41 . The second power output assembly 4 and the first power output assembly 3 are symmetrically arranged about their symmetry axes or the axis of the power input assembly 2 .

[0029] A second nozzle 15 is installed in the mounting hole in the upper wall of the second barrel portion 12 and the third barrel portion 13. The second nozzle 15 is connected to the output pipeline of the second oil pump 8 through a branch pipeline. The second nozzle 15 is used to spray oil / oil mist onto the second bearing assembly 33. A second through hole 17 is opened on the lower wall of the second barrel portion 12 and the third barrel portion 13. The second through hole 17 is used for the oil to reflux / converge to the bottom of the casing 1 (as shown by the arrow “→” in the figure).

[0030] A first through hole 16 is provided on the bottom wall of the shielding cover 14, and the upper surface of the bottom wall of the shielding cover 14 is roughly located in the same plane as the upper surface of the upper bearing of the first bearing assembly 23. The first through hole 16 is used for oil to reflux / converge to the bottom of the box body 1 (as shown by the arrow "→" in the figure).

[0031] A third through hole 18 is provided on the first side wall of the first barrel portion 11, and the third through hole 18 is located between the upper bearing and the lower bearing of the first bearing assembly 23, and the third through hole 18 is used to allow oil to flow to the first bearing assembly 23 (such as the lower bearing); a fourth through hole 19 is provided on the second side wall of the first barrel portion 11, and the fourth through hole 19 is located between the lower bearing of the first bearing assembly 23 and the first sealing assembly 24, and the third through hole 18 is used for oil to reflux / converge to the bottom of the housing 1; a fifth through hole 20 is provided on the bottom wall of the housing 1, and the fifth through hole 20 is connected to the first oil pump 5 through a pipeline.

[0032] The first nozzle 9 includes two symmetrically arranged nozzles, and the first nozzle 9 is used to spray oil / oil mist onto the meshing position of the bevel gears in the housing 1 .

[0033] The utility model provides a lubricating and cooling gearbox system, which has the following beneficial technical effects:

[0034] (1) The first oil pump 5 and the second oil pump 8 are used to pump oil. The first through hole 16, the second through hole 17, the third through hole 18, and the fourth through hole 19 are used for the oil to flow back / converge to the bottom of the housing 1 to achieve oil recycling. The heat exchanger 6 is used to cool the oil. The flowing oil is used to improve the lubrication and cooling effects of the gear transmission assembly and the bearing assembly.

[0035] (2) The first nozzle 9 is used to spray oil / oil mist onto the meshing position of the bevel gears in the housing 1 to improve the utilization rate of the oil; the second nozzle 15 is used to spray oil / oil mist onto the second bearing assembly 33 and the third bearing assembly to improve the utilization rate of the oil.

[0036] The above-mentioned implementation mode is an illustration of the present utility model, not a limitation of the present utility model. It can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present utility model. The protection scope of the present utility model is limited by the attached claims and their equivalents.

Claims

1. A lubrication cooling type gearbox system, comprising a housing (1), a power input assembly (2), a first power output assembly (3), a second power output assembly (4), and an oil circulation system, wherein the power input assembly, the first power output assembly, and the second power output assembly are installed in the housing, the axis of the first power output assembly and the axis of the second power output assembly are arranged in a collinear manner, and the axis of the power input assembly and the axis of the first power output assembly are arranged perpendicularly; characterized in that: The oil circulation system comprises a first oil pump (5), a heat exchanger (6), an oil storage tank (7), a second oil pump (8), and a first nozzle (9); one end of the first oil pump is connected / communicated with the bottom of the box body through a pipeline; the other end of the first oil pump is connected to the heat exchanger, the oil storage tank, and the second oil pump in sequence through a pipeline; the other end of the second oil pump is connected to the first nozzle through a pipeline; the first nozzle is arranged in the box body and is used to spray oil onto the bevel gear in the box body.

2. A lubrication cooling gearbox system according to claim 1, characterized in that: The box body (1) comprises a first cylinder (11), a second cylinder (12), a third cylinder (13), and a shielding cover (14); the first cylinder is arranged at the bottom of the box body and is used for installing a power input assembly; the second cylinder is arranged at the first side of the box body and is used for installing a first power output assembly; the third cylinder is arranged at the first side of the box body and is used for installing a second power output assembly; shielding covers are arranged at one end of the second cylinder and the third cylinder; and the second power output assembly is symmetrically arranged with the first power output assembly.

3. A lubrication cooling gearbox system as claimed in claim 2, characterized in that: The power input assembly (2) comprises a first input shaft (21), a first bevel gear (22), a first bearing assembly (23), a first sealing assembly (24), and a first sealing end cover (25). The first bevel gear is arranged at the upper end of the first input shaft. The first bearing assembly comprises two rolling bearings. The first bearing assembly is installed in the first barrel. The bottom end of the first barrel is installed with a first sealing assembly. The outer side of the first sealing assembly is installed with a first sealing end cover.

4. A lubrication cooling gearbox system as claimed in claim 3, characterized in that: The first power output assembly (3) comprises a second output shaft (31), a second bevel gear (32), a second bearing assembly (33), a second sealing assembly (34), and a second sealing end cover (35). The second bevel gear is arranged at the left end of the second output shaft. The second bearing assembly comprises two rolling bearings. The second bearing assembly is installed in the second barrel. The second sealing assembly is installed at the right end of the second barrel. The second sealing end cover is installed on the outer side of the second sealing assembly.

5. A lubrication cooling gearbox system as claimed in claim 4, characterized in that: The second power output assembly (4) comprises a third output shaft (41) and a third bevel gear (42), wherein the third bevel gear is arranged at the right end of the third output shaft, and the second power output assembly and the first power output assembly are symmetrically arranged about their symmetry axes or the axis of the power input assembly.

6. A lubrication cooling gearbox system as claimed in claim 5, characterized in that: A second nozzle (15) is installed in the mounting hole in the upper wall of the second cylinder (12) and the third cylinder (13). The second nozzle is connected to the output pipeline of the second oil pump (8) through a branch pipeline. The second nozzle is used to spray oil onto the second bearing assembly. A second through hole (17) is opened on the lower wall of the second cylinder and the third cylinder. The second through hole is used for the oil to flow back to the bottom of the box.

7. A lubrication cooling gearbox system according to claim 6, characterized in that: A first through hole (16) is provided on the bottom wall of the shielding cover (14), the upper surface of the bottom wall of the shielding cover is roughly located in the same plane as the upper surface of the upper bearing of the first bearing assembly (23), and the first through hole is used for oil to flow back to the bottom of the box.

8. A lubrication cooling gearbox system according to claim 7, characterized in that: A third through hole (18) is provided on the first side wall of the first cylinder (11), the third through hole is located between the upper bearing and the lower bearing of the first bearing assembly (23), and the third through hole is used to allow oil to flow to the first bearing assembly; a fourth through hole (19) is provided on the second side wall of the first cylinder, the fourth through hole is located between the lower bearing of the first bearing assembly and the first sealing assembly (24), and the fourth through hole is used to allow oil to flow back to the bottom of the box; a fifth through hole (20) is provided on the bottom wall of the box, and the fifth through hole is connected to the first oil pump (5) through a pipeline.

9. A lubrication cooling gearbox system according to claim 7, characterized in that: The first nozzle (9) comprises two symmetrically arranged nozzles, and the first nozzle is used to spray oil mist onto the meshing position of the bevel gears in the box body.

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