CN210799951U

CN210799951U - Differential case for hybrid transfer case

Info

Publication number: CN210799951U
Application number: CN201921776493.2U
Authority: CN
Inventors: 楼福寿
Original assignee: Hangzhou Jili Machinery Co ltd
Current assignee: Hangzhou Jili Machinery Co ltd
Priority date: 2019-10-22
Filing date: 2019-10-22
Publication date: 2020-06-19
Anticipated expiration: 2029-10-22

Abstract

The utility model discloses a differential mechanism casing for hybrid transfer case, include the casing as the main part, the casing on be equipped with the ring flange that is used for installing driven bevel gear, the casing in open and to have the cavity that is used for installing helical gear, casing upper end open and to have last planetary gear shaft hole, the casing lower extreme open and to have down planetary gear shaft hole, the casing left end open and to have left output shaft hole, the casing right-hand member open and to have right output shaft hole, the pore wall in left output shaft hole on with be equipped with connecting thread on the pore wall in right output shaft hole respectively, left output shaft hole lower extreme be equipped with the oil valve, affiliated right output shaft hole upper end is equipped with the inlet valve, oil valve and inlet valve between be equipped with the cooling adsorption equipment who adsorbs tiny iron fillings in the casing. The utility model overcomes the shorter problem of traditional differential mechanism casing life. The utility model has the advantages of high strength, good stability, long service life and the like.

Description

Differential case for hybrid transfer case

Technical Field

The utility model relates to a differential mechanism casing field, more specifically say, relate to a hybrid is differential mechanism casing for transfer case.

Background

At present, a differential case is disclosed on the patent net, publication number CN204004284U, which is rotationally connected with the gearbox through a rolling bearing; the main reduction gear is fixedly connected with the differential case and divides the differential case into a left differential case and a right differential case; a left spiral groove is formed in the inner wall of the left differential shell; a right spiral groove is formed in the inner wall of the right differential shell; the spiral directions of the left spiral groove and the right spiral groove are opposite. The technical scheme can solve the problem of abrasion and ablation of the driving shaft and the differential shell; the failure of a planetary gear and a bevel gear of the differential in the differential is solved; abnormal abrasion of a bevel gear adjusting gasket in the differential speed process is improved; and a complete transmission lubricating oil circulation system can be formed, and the lubrication and heat dissipation of the differential and related parts under the limit working condition are improved.

Although the differential housing in the above patent has the advantage of improving the abnormal wear of the bevel gear adjusting shim during the differential process, the differential housing is not provided with a device for reducing the temperature of the lubricating oil in the housing, which may cause the differential to generate a certain amount of heat due to the wear between the gears during long-term operation, and accelerate the aging of the gears when the amount of heat accumulated is large, thereby shortening the service life of the differential.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an overcome the short problem of traditional differential mechanism casing life who exists among the prior art, now provide a hybrid power is differential mechanism casing for transfer case with longer life.

The utility model discloses a differential mechanism casing for hybrid transfer case, include the casing as the main part, the casing on be equipped with the ring flange that is used for installing driven bevel gear, the casing in open and to have the cavity that is used for installing helical gear, casing upper end open and to have last planetary gear shaft hole, the casing lower extreme open and to have down planetary gear shaft hole, the casing left end open and to have left output shaft hole, the casing right-hand member open and to have right output shaft hole, the pore wall in left output shaft hole on with be equipped with connecting thread on the pore wall in right output shaft hole respectively, left output shaft hole lower extreme be equipped with the oil valve, affiliated right output shaft hole upper end is equipped with the inlet valve, oil valve and inlet valve between be equipped with the cooling adsorption equipment who adsorbs tiny iron fillings in the casing.

When the differential works, the cooling and adsorbing device can not only carry out cooling circulation treatment on the lubricating oil in the differential shell to reduce the temperature of the lubricating oil in the shell as much as possible, but also adsorb fine scrap iron in the lubricating oil, so that the activity of the lubricating oil is kept, a good working environment is provided for the differential, and the service life of the differential is prolonged.

Preferably, the cooling and adsorbing device comprises a heat exchange box arranged outside the shell, a water tank is arranged beside the heat exchange box, two water cooling pipes which are symmetrically distributed left and right are arranged in the heat exchange box, the two water cooling pipes are connected through a bridge pipe, the upper end of the left water cooling pipe is provided with a water inlet valve, the lower end of the right water cooling pipe is provided with a water outlet valve, and the water inlet valve and the water outlet valve are respectively connected with the water tank through a hydraulic pump and a pipeline.

The left end of the heat exchange box is provided with an oil inlet, the lower end of the heat exchange box is provided with an oil outlet, a cooling oil pipe used for communicating the oil inlet and the oil outlet is arranged in the water cooling pipe, the oil outlet valve and the oil outlet are connected with an oil outlet pump through an oil outlet pipeline, the oil inlet valve and the oil inlet are connected with an oil inlet pump through an oil inlet pipeline, and the oil outlet pipeline is provided with an adsorber used for adsorbing fine iron chips.

When cooling, the hotter lubricating oil in the casing can be taken out to the delivery pump, and lubricating oil can get into cooling oil pipe under the drive of delivery pump, and the cooling water in the water-cooling pipe can carry out the heat exchange with cooling oil pipe and reduce the temperature of lubricating oil, and lubricating oil after the heat exchange can be inputed the casing again and come to cool off each part of differential mechanism in the delivery pump. After cooling is finished, the hydraulic pump can make the cooling water in the water cooling pipe enter the water tank again. The water tank is provided with the radiating fins, and the fan is arranged outside the radiating fins, so that the water tank can be cooled, and the cooling water can be reused conveniently.

The adsorber upper and lower extreme be equipped with 3 absorption screws respectively, absorption screw female connection have the absorption pole, absorption pole upper end be equipped with the cross handle, absorption pole bottom be equipped with magnet, magnet and absorption pole also pass through threaded connection, the magnet upper end be equipped with the screw hole.

When the differential works, the hydraulic pump, the oil outlet valve and the oil inlet valve are opened, then the hydraulic pump can pump out lubricating oil from the oil outlet valve, then the lubricating oil enters the oil inlet valve along the oil outlet pipeline and the oil inlet pipeline and returns to the differential shell again to form the circulation of the lubricating oil, and in the circulation process, the adsorber arranged on the oil outlet pipeline can adsorb fine scrap iron carried in the lubricating oil, so that the content of the fine scrap iron in the lubricating oil is reduced.

After a large amount of iron fillings have been adsorbed to magnet, the adsorption efficiency of magnet can reduce by a wide margin, and maintainer can take the adsorption rod out from adsorbing the screw this moment, later clears up or changes a new magnet with the magnet of adsorption rod bottom, later packs the adsorption rod into in adsorbing the screw again, can resume the required adsorption efficiency of this device.

This practicality has following beneficial effect: the strength is higher, stability is better, long service life, and water resource utilization rate is high.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of the housing of the present invention.

FIG. 3 is a schematic structural diagram of the adsorber of the present invention.

Fig. 4 is a schematic structural diagram of the adsorber after the adsorption rod is removed according to the present invention.

Fig. 5 is a schematic structural view of the adsorption rod of the present invention.

Fig. 6 is a schematic structural diagram of the magnet of the present invention.

The device comprises a shell 1, a flange plate 2, a cavity 3, an upper planetary gear shaft hole 4, a lower planetary gear shaft hole 5, a left output shaft hole 6, a right output shaft hole 7, an oil outlet valve 8, an oil inlet valve 9, a connecting thread 10, a heat exchange box 11, a water tank 12, a water cooling pipe 13, a bridge pipe 14, an inlet valve 15, an outlet valve 16, a hydraulic pump 17, an oil inlet 18, an oil outlet 19, a cooling oil pipe 20, an oil outlet pipeline 21, an oil outlet pump 22, an oil inlet pipeline 23, an oil inlet pump 24, an adsorber 25, an adsorption screw hole 26, an adsorption rod 27, a cross handle 28, a magnet 29 and a screw hole.

Detailed Description

The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.

Example (b): the invention will be further explained with reference to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5 and fig. 6. the differential case for the hybrid transfer case of the present example comprises a case 1 as a main body, the shell 1 is provided with a flange 2 for mounting a driven bevel gear, a cavity 3 for mounting a bevel gear is arranged in the shell 1, the upper end of the shell 1 is provided with an upper planetary gear shaft hole 4, the lower end of the shell 1 is provided with a lower planetary gear shaft hole 5, the left end of the shell 1 is provided with a left output shaft hole 6, the right end of the shell 1 is provided with a right output shaft hole 7, the hole wall of the left output shaft hole 6 and the hole wall of the right output shaft hole 7 are respectively provided with a connecting thread 10, the lower end of the left output shaft hole 6 is provided with an oil outlet valve 8, the upper end of the right output shaft hole 7 is provided with an oil inlet valve 9, and a cooling adsorption device for adsorbing fine scrap iron in the shell is arranged between the oil outlet valve 8 and the oil inlet valve 9.

The cooling and adsorbing device comprises a heat exchange box 11 arranged outside a shell, a water tank 12 is arranged beside the heat exchange box 11, two water cooling pipes 13 which are distributed in bilateral symmetry are arranged in the heat exchange box 11, the two water cooling pipes 13 are connected through a bridge pipe 14, a water inlet valve 15 is arranged at the upper end of the left water cooling pipe 13, a water outlet valve 16 is arranged at the lower end of the right water cooling pipe 13, and the water inlet valve 15 and the water outlet valve 16 are respectively connected with the water tank 12 through a hydraulic pump 17 and a pipeline.

The left end of the heat exchange box 11 is provided with an oil inlet 18, the lower end of the heat exchange box 11 is provided with an oil outlet 19, a cooling oil pipe 20 used for communicating the oil inlet 18 and the oil outlet 19 is arranged in the water cooling pipe 13, the oil outlet valve 8 and the oil outlet 19 are connected through an oil outlet pipeline 21 and an oil outlet pump 22, the oil inlet valve 9 and the oil inlet 18 are connected through an oil inlet pipeline 23 and an oil inlet pump 24, and the oil outlet pipeline 21 is provided with an adsorber 25 used for adsorbing fine iron chips.

The upper end and the lower end of the absorber 25 are respectively provided with 3 adsorption screw holes 26, the adsorption screw holes 26 are connected with an adsorption rod 27 in a threaded manner, the upper end of the adsorption rod 27 is provided with a cross handle 28, the bottom of the adsorption rod 27 is provided with a magnet 29, the magnet 29 is also connected with the adsorption rod 27 in a threaded manner, and the upper end of the magnet 29 is provided with a threaded hole 30.

The above description is only for the specific embodiment of the present invention, but the structural features of the present invention are not limited thereto, and any person skilled in the art can make changes or modifications within the scope of the present invention.

Claims

1. A differential case for a hybrid power transfer case comprises a case body (1) as a main body and is characterized in that a flange plate (2) used for mounting a driven bevel gear is arranged on the case body (1), a cavity (3) used for mounting a bevel gear is formed in the case body (1), an upper planetary gear shaft hole (4) is formed in the upper end of the case body (1), a lower planetary gear shaft hole (5) is formed in the lower end of the case body (1), a left output shaft hole (6) is formed in the left end of the case body (1), a right output shaft hole (7) is formed in the right end of the case body (1), connecting threads (10) are respectively arranged on the hole wall of the left output shaft hole (6) and the hole wall of the right output shaft hole (7), an oil outlet valve (8) is arranged at the lower end of the left output shaft hole (6), and an oil inlet valve (9) is arranged at the upper end of, and a cooling and adsorbing device for adsorbing fine iron chips in the shell is arranged between the oil outlet valve (8) and the oil inlet valve (9).

2. The differential case for the hybrid transfer case according to claim 1, wherein the cooling and adsorbing device comprises a heat exchange case (11) arranged outside the case, a water tank (12) is arranged beside the heat exchange case (11), two water cooling pipes (13) are arranged in the heat exchange case (11) and symmetrically distributed from left to right, the two water cooling pipes (13) are connected through a bridge pipe (14), a water inlet valve (15) is arranged at the upper end of the left water cooling pipe (13), a water outlet valve (16) is arranged at the lower end of the right water cooling pipe (13), and the water inlet valve (15) and the water outlet valve (16) are respectively connected with the water tank (12) through a hydraulic pump (17) and a pipeline.

3. The differential case for the hybrid transfer case according to claim 2, wherein an oil inlet (18) is formed in the left end of the heat exchange case (11), an oil outlet (19) is formed in the lower end of the heat exchange case (11), a cooling oil pipe (20) used for communicating the oil inlet (18) with the oil outlet (19) is arranged in the water cooling pipe (13), the oil outlet valve (8) is connected with the oil outlet (19) through an oil outlet pipeline (21) and an oil outlet pump (22), the oil inlet valve (9) is connected with the oil inlet (18) through an oil inlet pipeline (23) and an oil inlet pump (24), and an adsorber (25) used for adsorbing fine iron filings is arranged on the oil outlet pipeline (21).

4. The differential case for the hybrid transfer case according to claim 3, wherein the upper end and the lower end of the absorber (25) are respectively provided with 3 adsorption screw holes (26), the adsorption screw holes (26) are in threaded connection with an adsorption rod (27), the upper end of the adsorption rod (27) is provided with a cross handle (28), the bottom of the adsorption rod (27) is provided with a magnet (29), the magnet (29) is also in threaded connection with the adsorption rod (27), and the upper end of the magnet (29) is provided with a threaded hole (30).