CN215172063U

CN215172063U - Four-wheel drive transfer case for agricultural locomotive

Info

Publication number: CN215172063U
Application number: CN202120935414.9U
Authority: CN
Inventors: 杨斌; 邵想清; 林训飞; 张享权; 栾金发; 翁砚弟; 刘义; 杨青; 王天喜; 熊建峰; 陈新彪
Original assignee: Hubei Senyu Gear Driving Corp ltd
Current assignee: Hubei Senyu Gear Driving Corp ltd
Priority date: 2021-05-05
Filing date: 2021-05-05
Publication date: 2021-12-14
Anticipated expiration: 2031-05-05

Abstract

The utility model discloses a four-wheel drive transfer case for agricultural locomotives, which comprises a case body structure, wherein a heat dissipation structure is embedded and welded on the inner wall of the center of the top of the case body structure, a main shaft structure is embedded and sleeved on the inner wall of the top of the case body structure, an oil inlet shaft structure is clamped at the bottom end of the main shaft structure, and an auxiliary shaft structure is clamped at the bottom end of the oil inlet shaft structure, a certain gas flowing system can be provided in the case by arranging an air inlet groove and a heat dissipation groove structure, so that the basic cooling effect is achieved, if the temperature in the case reaches a certain limit, a temperature sensor can react in time, a fan shaft can slowly rotate, the heat discharge speed in the case is accelerated, the working efficiency of cooling in the case is further improved, the safety and the reliability of the transfer case in working are favorably improved, and the noise frequency generated when an internal gear of the case rolls can be further reduced by arranging a plurality of noise reduction structures, is favorable for avoiding noise from interfering the normal work of surrounding workers.

Description

Four-wheel drive transfer case for agricultural locomotive

Technical Field

The utility model relates to an agricultural machinery equipment technical field especially relates to a four-wheel drive transfer case that agricultural machinery is automobile-used.

Background

The four-wheel drive transfer case is a device for distributing the power of an engine, can output the power to a rear shaft or simultaneously output the power to a front shaft and the rear shaft, and can be seen from the angle that the four-wheel drive transfer case is actually an accessory on the four-wheel drive vehicle, and along with the development of the four-wheel drive technology, the four-wheel drive transfer case is changed all the time, and gradually forms transfer cases with different styles, and is matched with the four-wheel drive vehicles with different requirements, and the principle and the function of the four-wheel drive transfer case are different.

There are the following problems: in the continuous development of society, the four-wheel drive transfer case has been used gradually on agricultural locomotive, and the common four-wheel drive transfer case of people is mostly closed box, and consequently its basic radiating effect is relatively poor, and the four-wheel drive transfer case is when long-time work, and its inside can produce a lot of heats, if the heat is not in time discharged, can lead to transfer case internals life to shorten, can also take place unfavorable accidents such as mechanical sudden stop when serious.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a four-wheel drive transfer case for an agricultural locomotive.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a four-wheel drive transfer case that agricultural locomotive used, includes the box structure, the welding has heat radiation structure to inlay of box structure top center department inner wall, the main shaft structure has been inlayed and has been cup jointed to box structure top inner wall, main shaft structure bottom joint has the oil feed axle structure, oil feed axle structure bottom joint has the countershaft structure.

Preferably, the box body structure comprises a box body, a damping layer, a first rotary hole, a second rotary hole, a third rotary hole and an air inlet groove, wherein the inner wall of one end of a transverse symmetry axis at the top of the box body is embedded and welded with the outer wall of the air inlet groove, the inner wall of the center of the top end of the inner wall of one side of the box body is embedded and welded with the outer wall of the first rotary hole, the center of the inner wall of the other side of the box body is embedded and welded with the outer wall of the second rotary hole, the center of the bottom end of the inner wall of the other side of the box body is embedded and welded with the outer wall of the third rotary hole, one end of the inner wall of the box body is embedded and sleeved with the outer wall of the damping layer, and the damping layer is made of carbon spring steel; through setting up the buffer layer, can further improve the security of transfer case important area, through setting up the air inlet duct, can play the effect of incasement gas circulation, and then produce the radiating effect.

Preferably, the heat dissipation structure comprises a heat dissipation groove, a filter screen, a support, a protection frame, a motor, a fan shaft and a temperature sensor, wherein the bottom end of the outer wall of the heat dissipation groove is embedded and welded with the inner wall of the center of the top of the base body of the box part, the top end of the inner wall of the heat dissipation groove is welded with the outer wall of the filter screen, the symmetrical shaft of the bottom of the filter screen is welded with the top of the support, the inner wall of the bottom end of the heat dissipation groove is welded with the outer wall of the protection frame, the inner wall of the center of the protection frame is embedded and welded with the outer wall of the motor, the center of the bottom of the motor is welded with the top of the temperature sensor, and the center of the top of the motor is welded with the bottom of the fan shaft; by arranging the temperature sensor, when the temperature in the box reaches a certain limit, the fan shaft can rotate, and the heat in the box is continuously discharged.

Preferably, the main shaft structure comprises a main shaft base body, a first gear groove, a first gear, a first bearing rod and a first noise reduction layer, wherein the inner wall of the first rotary hole is movably sleeved with the outer wall of the top end of the main shaft base body, the center of one end of the bottom of the damping layer is welded with the top of the outer wall of the first gear groove, the outer wall of the bottom of the first gear is sleeved with the inner wall of the first gear groove, the outer wall of the top of the first gear is sleeved with the inner wall of the top end of the first bearing rod, the inner wall of the first bearing rod is embedded and sleeved with the outer wall of the first noise reduction layer, and the first noise reduction layer is made of polyester fiber sound absorption materials; through setting up the structure of making an uproar of falling, can weaken the case internal gear and rotate the noise that produces, and then avoid disturbing the condition emergence of workman's normal work.

Preferably, the oil inlet shaft structure comprises an oil pipe, an oil storage bin, a leather plug, an oil dispersing groove and oil dripping holes, wherein the inner wall of the second rotary hole is sleeved with the top end of the outer wall of the oil pipe, the top end of the inner wall of the oil pipe is sleeved with the outer wall of the oil storage bin, the top end of the inner wall of the oil storage bin is sleeved with the outer wall of the bottom end of the leather plug, the bottom of the oil storage bin is welded with the top of the oil dispersing groove, and the inner wall of the oil dispersing groove is sleeved with the outer walls of the oil dripping holes; through setting up the oil storage storehouse, can constantly be used for lubricating oil at every position, and then improve transfer case's work efficiency.

Preferably, the auxiliary shaft structure comprises an auxiliary shaft base body, a second gear groove, a second gear, a second carrying rod and a second noise reduction layer, wherein the inner wall of the third rotary hole is movably sleeved with the outer wall of the top end of the auxiliary shaft base body, the center of the other end of the bottom of the damping layer is welded with the top of the outer wall of the second gear groove, the outer wall of the bottom of the second gear is sleeved with the inner wall of the second gear groove, the outer wall of the top of the second gear is sleeved with the inner wall of the top end of the second carrying rod, and the inner wall of the second carrying rod is embedded and sleeved with the outer wall of the second noise reduction layer; through setting up the second and falling the noise structure, can further promote the noise reduction effect of whole device.

The utility model discloses following beneficial effect has:

1. through setting up air inlet duct and radiating groove structure, can provide certain gas flow system for the incasement, thereby play the effect of basic cooling, if the incasement temperature reaches when certain limit, the temperature-sensing ware can be in time reacted, the fan axle just can slowly rotate, accelerate the incasement heat discharge velocity, further improve the work efficiency for the incasement cooling, be favorable to improving transfer case security and reliability at the during operation, through setting up a plurality of structures of making an uproar of falling, the noise frequency that sends when can further reducing the incasement gear roll, be favorable to avoiding noise interference worker normal work around.

2. Through setting up the oil storage storehouse, can provide continuous lubricating oil for transfer case internals to improve transfer case's work efficiency.

Drawings

Fig. 1 is a three-dimensional sectional view of a four-wheel drive transfer case for an agricultural vehicle according to the present invention;

FIG. 2 is a right side view of a four-wheel drive transfer case for an agricultural vehicle according to the present invention;

fig. 3 is a right cross-sectional view of the four-wheel drive transfer case for the agricultural vehicle provided by the utility model.

Illustration of the drawings:

1. a box structure; 2. a heat dissipation structure; 3. a spindle structure; 4. an oil inlet shaft structure; 5. a countershaft structure; 11. a box base; 12. a shock-absorbing layer; 13. a first rotary hole; 14. a second rotary hole; 15. a third rotary hole; 16. an air inlet groove; 21. a heat sink; 22. a filter screen; 23. a support; 24. a protective frame; 25. a motor; 26. a fan shaft; 27. a temperature sensor; 31. a main shaft base body; 32. a first gear groove; 33. a first gear; 34. a first bolster; 35. a first noise reduction layer; 41. an oil pipe; 42. an oil storage bin; 43. a plug of leather; 44. an oil dispersion groove; 45. an oil drip hole; 51. a countershaft base; 52. a second gear groove; 53. a second gear; 54. a second bolster; 55. a second noise reduction layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides a four-wheel drive transfer case that agricultural locomotive used, includes box structure 1, and the welding has heat radiation structure 2 to 1 top center department inner wall inlays of box structure, and 1 top inner wall of box structure is inlayed and is cup jointed

main shaft structure

3, and 3 bottom joints of main shaft structure have oil inlet shaft structure 4, and 4 bottom joints of oil inlet shaft structure have countershaft structure 5.

The box body structure 1 comprises a box part base body 11, a damping layer 12, a first rotary hole 13, a second rotary hole 14, a third rotary hole 15 and an air inlet groove 16, wherein the inner wall of one end of a transverse symmetrical shaft at the top of the box part base body 11 is embedded and welded with the outer wall of the air inlet groove 16, the inner wall of the top center of one side inner wall of the box part base body 11 is embedded and welded with the outer wall of the first rotary hole 13, the center of the other side inner wall of the box part base body 11 is embedded and welded with the outer wall of the second rotary hole 14, the center of the bottom end of the other side inner wall of the box part base body 11 is embedded and welded with the outer wall of the damping layer 12, the damping layer 12 is made of carbon spring steel material, the heat dissipation structure 2 comprises a heat dissipation groove 21, a filter screen 22, a support 23, a protection frame 24, a motor 25, a fan shaft 26 and a temperature sensor 27, the bottom end of the outer wall of the heat dissipation groove 21 is embedded and welded with the inner wall of the top center of the box part base body 11, the top end of the inner wall of the heat radiating groove 21 is welded with the outer wall of the filter screen 22, the symmetrical shaft at the bottom of the filter screen 22 is welded with the top of the bracket 23, the inner wall at the bottom of the heat radiating groove 21 is welded with the outer wall of the protective frame 24, the inner wall at the center of the protective frame 24 is embedded and welded with the outer wall of the motor 25, the center at the bottom of the motor 25 is welded with the bottom of the fan shaft 26, the main shaft structure 3 comprises a main shaft base body 31, a first gear groove 32, a first gear 33, a first bearing rod 34 and a first noise reduction layer 35, the inner wall of the first rotary hole 13 is movably sleeved and connected with the outer wall at the top of the main shaft base body 31, the center at one end at the bottom of the damping layer 12 is welded and connected with the top of the outer wall of the first gear groove 32, the outer wall at the bottom of the first gear 33 is sleeved and connected with the inner wall at the top of the first bearing rod 34, the inner wall of the first bearing rod 34 is sleeved and connected with the outer wall of the first noise reduction layer 35, the first noise reduction layer 35 is made of polyester fiber sound absorption material, the oil inlet shaft structure 4 comprises an oil pipe 41, an oil storage bin 42, a leather plug 43, an oil dispersion groove 44 and an oil dripping hole 45, the inner wall of the second rotary hole 14 is sleeved with the top end of the outer wall of the oil pipe 41, the top end of the inner wall of the oil pipe 41 is sleeved with the outer wall of the oil storage bin 42, the top end of the inner wall of the oil storage bin 42 is sleeved with the outer wall of the bottom end of the leather plug 43, the bottom of the oil storage bin 42 is welded with the top of the oil dispersion groove 44, the inner wall of the oil dispersion groove 44 is sleeved with the outer walls of a plurality of oil dripping holes 45, the auxiliary shaft structure 5 comprises an auxiliary shaft base body 51, a second gear groove 52, a second gear 53, a second bearing rod 54 and a second noise reduction layer 55, the inner wall of the third rotary hole 15 is movably sleeved with the outer wall of the top end of the auxiliary shaft base body 51, the center of the bottom of the damping layer 12 is welded with the top of the second gear groove 52, the outer wall of the second gear 53 is sleeved with the inner wall of the second gear groove 52, the top outer wall of the second gear groove 53 is sleeved with the top inner wall of the second bearing rod 54, the inner wall of the second bearing rod 54 is embedded and sleeved with the outer wall of the second noise reduction layer 55.

The working principle and the process are as follows: when a lot of heat is generated in the box base body 11 and the temperature reaches a certain limit, the temperature sensor 27 will timely react and automatically start the motor 25, at this time, the fan shaft 26 will slowly rotate to quickly discharge the heat in the box from the heat dissipation groove 21 to the outside of the box, and the toxic gas generated in the box will be safely processed by the filter screen 22 and then discharged to the outside of the box, the lubricating oil filled into the oil storage bin 42 will slowly seep out from the oil dripping hole 45 in the oil dissipation groove 44 and be transmitted to the inside of the whole box base body 11 through the first gear 33 and the second gear 53, and the noise generated by the mutual rotation of the main shaft base body 31 and the first gear 33 and the counter shaft base body 51 and the second gear 53 will be timely absorbed by the first noise reduction layer 35 and the second noise reduction layer 55, so as to not affect the normal work of surrounding workers.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a four-wheel drive transfer case that agricultural locomotive used, includes box structure (1), its characterized in that: the welding has heat radiation structure (2) to box structure (1) top center department inner wall inlay, box structure (1) top inner wall is inlayed and is cup jointed main shaft structure (3), main shaft structure (3) bottom joint has oil inlet shaft structure (4), oil inlet shaft structure (4) bottom joint has countershaft structure (5).

2. The four-wheel drive transfer case for an agricultural vehicle of claim 1, wherein: box structure (1), including case portion base member (11), buffer layer (12), first commentaries on classics hole (13), second commentaries on classics hole (14), third commentaries on classics hole (15) and air inlet tank (16), the welding is inlayed with air inlet tank (16) outer wall to the horizontal symmetry axis one end inner wall in case portion base member (11) top, the welding is inlayed with first commentaries on classics hole (13) outer wall to case portion base member (11) one side inner wall top center department inner wall, case portion base member (11) opposite side inner wall center department inlays the welding with second commentaries on classics hole (14) outer wall, case portion base member (11) opposite side inner wall bottom center department inlays the welding with third commentaries on classics hole (15) outer wall, case portion base member (11) inner wall one end inlays with buffer layer (12) outer wall and cup joints, buffer layer (12) are made by the carbon spring steel material.

3. The four-wheel drive transfer case for an agricultural vehicle of claim 1, wherein: heat radiation structure (2), including radiating groove (21), filter screen (22), support (23), protection frame (24), motor (25), fan axle (26) and temperature-sensing ware (27), welding is inlayed with box portion base member (11) top center department inner wall in radiating groove (21) outer wall bottom, radiating groove (21) inner wall top and filter screen (22) outer wall welding, filter screen (22) bottom symmetry axle department and support (23) top welding, radiating groove (21) bottom inner wall and protection frame (24) outer wall welding, protection frame (24) center department inner wall and motor (25) outer wall inlay the welding, motor (25) bottom center department and temperature-sensing ware (27) top welding, motor (25) top center department and fan axle (26) bottom welding.

4. The four-wheel drive transfer case for an agricultural vehicle of claim 2, wherein: main shaft structure (3), including main shaft base member (31), first gear groove (32), first gear (33), first adapting rod (34) and the first layer (35) of making an uproar of making, first commentaries on classics hole (13) inner wall cup joints with main shaft base member (31) top outer wall activity, shock attenuation layer (12) bottom one end center department and the welding of first gear groove (32) outer wall top, first gear (33) bottom outer wall cup joints with first gear groove (32) inner wall, first gear (33) top outer wall cup joints in first adapting rod (34) top inner wall, first adapting rod (34) inner wall and the first layer (35) outer wall of making an uproar inlay and cup joint, first layer (35) of making an uproar of making is made by polyester fiber sound absorbing material.

5. The four-wheel drive transfer case for an agricultural vehicle of claim 2, wherein: oil inlet shaft structure (4), including oil pipe (41), oil storage bin (42), leather plug (43), oil dissipation groove (44) and oil drip hole (45), hole (14) inner wall is changeed to the second and oil pipe (41) outer wall top cup joints, oil pipe (41) inner wall top cup joints with oil storage bin (42) outer wall, oil storage bin (42) inner wall top cup joints with leather plug (43) bottom outer wall, oil storage bin (42) bottom and oil dissipation groove (44) top welding, oil dissipation groove (44) inner wall all cup joints with several oil drip hole (45) outer wall.

6. The four-wheel drive transfer case for an agricultural vehicle of claim 2, wherein: the auxiliary shaft structure (5) comprises an auxiliary shaft base body (51), a second gear groove (52), a second gear (53), a second bearing rod (54) and a second noise reduction layer (55), wherein the inner wall of a third rotary hole (15) is movably sleeved with the outer wall of the top end of the auxiliary shaft base body (51), the center of the other end of the bottom of the damping layer (12) is welded to the top of the outer wall of the second gear groove (52), the outer wall of the bottom of the second gear (53) is sleeved with the inner wall of the second gear groove (52), the outer wall of the top of the second gear (53) is sleeved on the inner wall of the top end of the second bearing rod (54), and the inner wall of the second bearing rod (54) is embedded and sleeved with the outer wall of the second noise reduction layer (55).