CN211599408U

CN211599408U - Combined speed reducer

Info

Publication number: CN211599408U
Application number: CN202020178619.2U
Authority: CN
Inventors: 曹冬喜
Original assignee: Tianjin Lashing Drive Equipment Manufacture Co ltd
Current assignee: Tianjin Lashing Drive Equipment Manufacture Co ltd
Priority date: 2020-02-18
Filing date: 2020-02-18
Publication date: 2020-09-29
Anticipated expiration: 2030-02-18

Abstract

The utility model discloses a combined speed reducer, which comprises a motor, motor bottom fixed connection middle seat top, middle seat top is close to motor fixed connection breather plug, the middle seat is close to breather plug bottom fixed connection grease squirt bottom, be provided with the jackshaft in the middle seat, jackshaft top fixed connection motor, the jackshaft is close to the first bearing of both ends interference fit, middle seat bottom fixed connection box top. This combined speed reducer can rotate the motor when using through the jackshaft and the first bearing that set up, thereby drives the jackshaft and rotates under the cooperation of first bearing to get off the effectual transmission of the power of motor, effectually avoided the consumption to motor power in the transmission course, thereby reach the waste to the energy, and can cause the abnormal work of motor smoothly to the power transmission, thereby cause the motor to generate heat and damage and carried out effectual avoiding.

Description

Combined speed reducer

Technical Field

The utility model relates to a speed reducer technical field specifically is a combined speed reducer.

Background

The speed reducer is an independent component consisting of gear transmission, worm transmission and gear-worm transmission which are enclosed in a rigid shell, and is commonly used as a speed reduction transmission device between a prime mover and a working machine. The function of matching the rotation speed and transmitting the torque between the prime mover and the working machine or the actuating mechanism is very extensive in modern machinery. The speed reducer is generally used for low-speed and large-torque transmission equipment, and the purpose of reducing speed is achieved by meshing a motor, an internal combustion engine or other high-speed running power with a large gear on an output shaft through a gear with a small number of teeth on an input shaft of the speed reducer. The existing speed reducer has a small application range, and is not beneficial to use in a multi-environment use scene, so improvement is urgently needed.

Disclosure of Invention

An object of the utility model is to provide a combined speed reducer to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a combined speed reducer comprises a motor, wherein the bottom of the motor is fixedly connected with the top of a middle seat, the top of the middle seat is close to the motor and is fixedly connected with a ventilation plug, the middle seat is close to the bottom of the ventilation plug and is fixedly connected with the bottom of an oil injector, an intermediate shaft is arranged in the middle seat, the top end of the intermediate shaft is fixedly connected with the motor, the intermediate shaft is close to a first bearing with two ends in interference fit, the bottom of the middle seat is fixedly connected with the top of a box body, the middle of the box body is movably connected with an output shaft, the two ends of the output shaft are in interference fit with a second bearing, the outer ring of the second bearing is fixedly connected with a large end cover inner ring, the outer ring of the large end cover is fixedly connected with the box body, the output shaft is close to the outer side of, a gear key is arranged in the box body and close to the right end of the output shaft, the output shaft is fixedly connected with an output gear through the gear key, the output gear is meshed with the bottom of a bevel gear shaft, the top of the bevel gear shaft is fixedly connected with the bottom end of an intermediate shaft, and the right end of the output shaft is close to the outer side of a second bearing and is fixedly connected with an adjusting pad.

Preferably, the number of the first bearings is two, and the middle seat is provided with a bearing chamber fixedly connected with the first bearings.

Preferably, the middle seat is communicated with the box body, the bevel gear shaft is arranged in the box body, and the bottom of the bevel gear shaft is provided with bevel teeth.

Preferably, the big end cover is arranged at the left end of the output shaft, and the small end covers are provided with two ends distributed at the two ends of the output shaft.

Preferably, the number of the second bearings is two, and the adjusting pad is arranged between the second bearings and the small end cover.

Preferably, through holes are formed in the two sides of the box body close to the large end cover and the small end cover, and the diameter of each through hole is smaller than that of the large end cover and that of the small end cover.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this combined speed reducer can rotate the motor when using through the jackshaft and the first bearing that set up, thereby drives the jackshaft and rotates under the cooperation of first bearing to get off the effectual transmission of the power of motor, effectually avoided the consumption to motor power in the transmission course, thereby reach the waste to the energy, and can cause the abnormal work of motor smoothly to the power transmission, thereby cause the motor to generate heat and damage and carried out effectual avoiding.

2. This combined speed reducer is through bevel gear axle and the output gear that sets up, through the jackshaft with power transmission to bevel gear axle to transmit to output gear, transmit to the output shaft through output gear, change vertically power into horizontal power take off, can effectually expand the application scope of speed reducer, the big end cover and the little end cover of setting can effectually form good sealed, make the grease squirt form good sealed environment when pouring into lubricating oil into, guarantee the normal life of box internal gear structure.

Drawings

FIG. 1 is a schematic sectional view of the internal structure of the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

fig. 3 is a schematic view of the front side of the structure of the present invention.

In the figure: the device comprises a motor 1, an intermediate shaft 2, a shaft sleeve 3, a bevel gear shaft 4, an adjusting pad 5, an output gear 6, a gear key 7, a box body 8, a large end cover 9, a small end cover 10, an output shaft 11, an oil seal 12, a second bearing 13, an oil window 14, a first bearing 15, a middle seat 16, an oil injector 17 and a vent plug 18.

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.

Referring to fig. 1-3, the present invention provides a technical solution: a combined speed reducer comprises a motor 1, wherein the bottom of the motor 1 is fixedly connected with the top of an intermediate seat 16, the top of the intermediate seat 16 is close to a vent plug 18 fixedly connected with the motor 1, the intermediate seat 16 is close to the bottom of a vent plug 18 fixedly connected with an oil ejector 17, an intermediate shaft 2 is arranged in the intermediate seat 16, the top end of the intermediate shaft 2 is fixedly connected with the motor 1, the intermediate shaft 2 is close to first bearings 15 with two ends in interference fit, the first bearings 15 are two, the intermediate seat 16 is provided with a bearing chamber fixedly connected with the first bearings 15, the intermediate shaft 2 and the first bearings 15 are arranged, the motor 1 can rotate when in use, the intermediate shaft 2 is driven to rotate under the cooperation of the first bearings 15, so that the power of the motor 1 is effectively transmitted, the power consumption of the motor 1 in the transmission process is effectively avoided, the energy waste is achieved, and the abnormal work of the motor 1 can be, thereby causing the heating of the motor 1 and effectively avoiding the damage, the bottom of the middle seat 16 is fixedly connected with the top of the box body 8, the middle part of the box body 8 is movably connected with the output shaft 11, two ends of the output shaft 11 are in interference fit with the second bearings 13, two second bearings 13 are arranged, the outer ring of the second bearing 13 is fixedly connected with the inner ring of the big end cover 9, the outer ring of the big end cover 9 is fixedly connected with the box body 8, the output shaft 11 is close to the outer side of the big end cover 9 and is movably connected with the oil seal 12, the outer ring of the oil seal 12 is fixedly connected with the inner ring of the small end cover 10, the outer ring of the small end cover 10 is fixedly connected with the big end cover 9, the big end cover 9 is arranged at the left end of the output shaft 11, two small end covers 10 are arranged at two ends of the, the output gear 6 is meshed with the bottom of a bevel gear shaft 4, the top of the bevel gear shaft 4 is fixedly connected with the bottom end of an intermediate shaft 2, an intermediate seat 16 is communicated with a box body 8, the bevel gear shaft 4 is arranged in the box body 8, the bottom of the bevel gear shaft 4 is provided with bevel teeth, the right end of an output shaft 11 is close to the outer side of a second bearing 13 and is fixedly connected with an adjusting pad 5, the adjusting pad 5 is arranged between the second bearing 13 and a small end cover 10, two sides of the box body are provided with through holes close to a large end cover 9 and a small end cover 10, the diameter of the through holes is smaller than that of the large end cover 9 and the small end cover 10, the set bevel gear shaft 4 and the output gear 6 transmit power to the bevel gear shaft 4 through the intermediate shaft 2, so as to transmit the power to the output gear 6, the power is transmitted to the output shaft 11 through the output gear, make oil squirt 17 form good sealed environment when pouring into lubricating oil, guarantee the normal life of box 8 internal gear structure, motor bottom fixed connection oil cycloid reduction gears, and cone gear and output shaft combination are spiral bevel gear reduction gears, so power transmission route is transmitted the cycloid reduction gears by the motor, then transmits for spiral bevel gear reduction gears through the jackshaft, transmits for by drive arrangement through hollow output shaft at last.

When the bevel gear is used, the starting motor 1 rotates to drive the intermediate shaft 2 to rotate under the cooperation of the first bearing 15, and the intermediate shaft 2 transmits power to the bevel gear shaft 4, the bevel gear shaft 6 and the output gear 11 through the output gear 6.

In conclusion, the combined speed reducer can effectively transmit the power of the motor 1 through the intermediate shaft 2 and the first bearing 15, effectively avoids the power consumption of the motor 1 in the transmission process, achieves the waste of energy, effectively avoids the abnormal work of the motor 1 due to the unsmooth power transmission, effectively avoids the damage of the motor 1 due to the heating of the motor 1, effectively avoids the vertical power being transmitted to the output shaft 11 through the output gear 6 and the transverse power output, effectively expands the application range of the speed reducer, and effectively forms good sealing by the large end cover 9 and the small end cover 10, so that the oil injector 17 forms a good sealing environment when injecting lubricating oil, and the normal service life of the gear structure in the box body 8 is ensured.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A combined speed reducer comprises a motor (1), and is characterized in that: the motor is characterized in that the bottom of the motor (1) is fixedly connected with the top of an intermediate seat (16), the top of the intermediate seat (16) is close to a vent plug (18) fixedly connected with the motor (1), the intermediate seat (16) is close to the bottom of the vent plug (18) fixedly connected with an oil injector (17), an intermediate shaft (2) is arranged in the intermediate seat (16), the top end of the intermediate shaft (2) is fixedly connected with the motor (1), the intermediate shaft (2) is close to a first bearing (15) in interference fit with two ends, the bottom of the intermediate seat (16) is fixedly connected with the top of a box body (8), the middle of the box body (8) is movably connected with an output shaft (11), two ends of the output shaft (11) are in interference fit with a second bearing (13), the outer ring of the second bearing (13) is fixedly connected with a large end cover (9) and an inner ring of the large end cover (9) is fixedly, oil blanket (12) outer lane fixed connection tip cap (10) inner circle, tip cap (10) outer lane fixed connection big end cover (9), big end cover (9) outside is close to tip cap (10) outer lane fixed connection oil window (14), it is provided with gear key (7) to be close to output shaft (11) right-hand member in box (8), output shaft (11) are through gear key (7) fixed connection output gear (6), output gear (6) meshing bevel gear axle (4) bottom, bevel gear axle (4) top fixed connection jackshaft (2) bottom, output shaft (11) right-hand member is close to second bearing (13) outside fixed connection adjustment pad (5).

2. The combination reducer according to claim 1, wherein: the two first bearings (15) are arranged, and the middle seat (16) is provided with a bearing chamber fixedly connected with the first bearings (15).

3. The combination reducer according to claim 1, wherein: the middle seat (16) is communicated with the box body (8), the bevel gear shaft (4) is arranged in the box body (8), and the bottom of the bevel gear shaft (4) is provided with bevel teeth.

4. The combination reducer according to claim 1, wherein: the big end cover (9) is arranged at the left end of the output shaft (11), and the small end cover (10) is provided with two ends which are distributed at the two ends of the output shaft (11).

5. The combination reducer according to claim 1, wherein: the number of the second bearings (13) is two, and the adjusting pad (5) is arranged between the second bearings (13) and the small end cover (10).

6. The combination reducer according to claim 1, wherein: through holes are formed in two sides of the box body close to the large end cover (9) and the small end cover (10), and the diameter of each through hole is smaller than that of the large end cover (9) and that of the small end cover (10).