CN219570827U

CN219570827U - Cylindrical gear reducer

Info

Publication number: CN219570827U
Application number: CN202320547055.9U
Authority: CN
Inventors: 鱼文龙
Original assignee: Yan'an Shiyuan Industry & Trade Co ltd
Current assignee: Yan'an Shiyuan Industry & Trade Co ltd
Priority date: 2023-03-20
Filing date: 2023-03-20
Publication date: 2023-08-22
Anticipated expiration: 2033-03-20

Abstract

The utility model discloses a cylindrical gear reducer, in particular to the technical field of reducers, which comprises a gear box, wherein a top cover is arranged at the top of the gear box, an input shaft, a driven shaft and an output shaft are arranged on the gear box, a fourth gear is arranged on the input shaft, a second gear and a third gear are arranged on the driven shaft, a first gear is arranged on the output shaft, the fourth gear is meshed with the second gear, the third gear is meshed with the first gear, an oil pump is arranged on one side of the gear box, a first oil conveying pipe and a second oil conveying pipe are arranged on the oil pump, and one end of the second oil conveying pipe extends to the inner bottom of the gear box.

Description

Cylindrical gear reducer

Technical Field

The utility model relates to the field of reducers, in particular to a cylindrical gear reducer.

Background

A cylindrical gear reducer is a power transmission mechanism that reduces the number of revolutions of a motor to a desired number of revolutions by using a speed converter of a gear, and obtains a large torque.

In the utility model patent with the Chinese patent number of CN201620234124.0 and the patent name of cylindrical gear reducer, a motor can be connected to two sides or one end of the reducer, so that the reducer is more flexible and convenient to install and use and high in use safety, but the cylindrical gear reducer still has the defect in the use process, lubricating oil in a gear box cannot continuously wrap the meshing part of gears, so that under the conditions that two gears are meshed with each other and rotate at a high speed, the problem of tooth breakage is easy to occur, and the normal use of the cylindrical gear reducer is affected.

Therefore, it is necessary to invent a cylindrical gear reducer to solve the above-mentioned problems.

Disclosure of Invention

The technical problems to be solved are as follows:

aiming at the defects of the prior art, the utility model provides a cylindrical gear reducer, and solves the problems in the background art.

The technical scheme is as follows:

the cylindrical gear reducer comprises a gear box, a top cover is arranged at the top of the gear box, an input shaft, a driven shaft and an output shaft are arranged on the gear box, a fourth gear is arranged on the input shaft, a second gear and a third gear are arranged on the driven shaft, a first gear is arranged on the output shaft, the fourth gear is meshed with the second gear, and the third gear is meshed with the first gear;

an oil pump is arranged on one side of the gear box, a first oil conveying pipe and a second oil conveying pipe are arranged on the oil pump, one end of the second oil conveying pipe extends to the inner bottom of the gear box, one end of the first oil conveying pipe is connected with a heat conducting block, a guide pipe is arranged at the top of the heat conducting block, one end of the guide pipe extends to the top of the top cover, an atomizing nozzle is arranged on the guide pipe, and the end part of the atomizing nozzle extends to the bottom of the top cover;

and when the fourth gear is in transmission with the second gear and the third gear is in transmission with the first gear, an oil pump is started, the oil pump pumps lubricating oil in the gear box, the lubricating oil passes through a second oil conveying pipe, then passes through a first oil conveying pipe, then passes through a heat conducting block, then passes through a guide pipe, then enters an atomizing nozzle, and finally is sprayed out from the end part of the atomizing nozzle, and the atomizing nozzle sprays the lubricating oil between the fourth gear and the second gear as well as between the third gear and the first gear, so that the lubricating oil is continuously lubricated.

Preferably, a first socket is formed in the bottom of the heat conducting block, a second socket is formed in the top of the heat conducting block, and a first channel, a second channel and a third channel are arranged between the first socket and the second socket.

Preferably, end covers are arranged at the ends of the input shaft, the driven shaft and the output shaft, a bearing is arranged on one side wall of the end cover, the bearing is placed at the top of the gear box, and the gear box is connected with the end cover through bolts.

Preferably, the rear surface of the heat conducting block is provided with a heat radiating fan.

Preferably, a steel plate is arranged at the bottom of the gear box, and a rubber block is arranged at the bottom of the steel plate.

Preferably, the top of the top cover is provided with an oil inlet hole, and a sealing plug is arranged at the position of the oil inlet.

Preferably, a sealing ring is arranged at the position, close to the atomizing nozzle, of the top cover;

the end part of the input shaft is connected with an external driving device, the driving device drives the input shaft to rotate, the input shaft drives a fourth gear to rotate, the fourth gear is meshed with a second gear and is used for transmission, meanwhile, the second gear drives a driven shaft to rotate, the driven shaft drives a third gear to rotate, the third gear is meshed with a first gear for transmission, the first gear drives an output shaft to rotate, the end part of the output shaft extends to the outside of a gear box, and the end part of the output shaft is connected with driven equipment and is used for conveying power.

In the technical scheme, the utility model has the technical effects that: through the oil injection device who sets up, during the inside gear rotation of gear box, the inside lubricating oil of oil injection device extraction gear box, lubricating oil is from atomizer blowout to the gear, thereby can last the fuel feeding to the inside gear engagement's of gear box position, possess sufficient lubrication degree when guaranteeing gear engagement, protection gear improves the life of gear.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.

FIG. 1 is a three-dimensional perspective view of the present utility model;

FIG. 2 is a front view of the present utility model;

FIG. 3 is a schematic view of the internal structure of the present utility model;

fig. 4 is a schematic view of the internal structure of the heat conducting block of the present utility model.

Reference numerals illustrate:

1. a conduit; 2. an atomizing nozzle; 3. a heat conduction block; 4. a first oil delivery pipe; 5. an oil pump; 6. the second oil delivery pipe; 7. a sealing plug; 8. a top cover; 9. a gear box; 91. a rubber block; 92. a steel plate; 10. an end cap; 11. a first gear; 12. a second gear; 13. a third gear; 14. a fourth gear; 15. an input shaft; 16. a driven shaft; 17. an output shaft; 18. a first channel; 19. a first socket; 20. a second socket; 21. a second channel; 22. a third channel; 23. a seal ring; 24. a heat dissipation fan.

Detailed Description

In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.

The utility model provides a cylindrical gear reducer as shown in fig. 1-4, which comprises a gear box 9, wherein a top cover 8 is arranged at the top of the gear box 9, an input shaft 15, a driven shaft 16 and an output shaft 17 are arranged on the gear box 9, a fourth gear 14 is arranged on the input shaft 15, a second gear 12 and a third gear 13 are arranged on the driven shaft 16, a first gear 11 is arranged on the output shaft 17, the fourth gear 14 is meshed with the second gear 12, and the third gear 13 is meshed with the first gear 11;

one side of gear box 9 is provided with oil pump 5, is provided with first defeated oil pipe 4 and second defeated oil pipe 6 on the oil pump 5, and the one end of second defeated oil pipe 6 extends to the inside bottom of gear box 9, and the one end of first defeated oil pipe 4 is connected with heat conduction piece 3, and the top of heat conduction piece 3 is provided with pipe 1, and the one end of pipe 1 extends to the top of top cap 8, is provided with atomizer 2 on the pipe 1, and atomizer 2's tip extends to the bottom of top cap 8.

When the fourth gear 14 is driven by the second gear 12 and the third gear 13 is driven by the first gear 11, the oil pump 5 is started, the oil pump 5 pumps the lubricating oil in the gear box 9, the lubricating oil passes through the second oil conveying pipe 6, then passes through the first oil conveying pipe 4, then passes through the heat conducting block 3, then passes through the guide pipe 1 and then enters the atomizing nozzle 2, finally, the lubricating oil is sprayed out from the end part of the atomizing nozzle 2, and the atomizing nozzle 2 sprays the lubricating oil between the fourth gear 14 and the second gear 12 as well as between the third gear 13 and the first gear 11, so that the lubricating oil is continuously lubricated.

In some examples, the bottom of the heat conducting block 3 is provided with a first socket 19, the top of the heat conducting block 3 is provided with a second socket 20, and a first channel 18, a second channel 21 and a third channel 22 are arranged between the first socket 19 and the second socket 20;

the lubricating oil passes through the first insertion opening 19, then passes through the first channel 18, the second channel 21 and the third channel 22, and when passing through the first channel 18, the second channel 21 and the third channel 22, the heat of the oil is conducted to the heat conducting block 3.

In some examples, the ends of the input shaft 15, the driven shaft 16 and the output shaft 17 are each provided with an end cap 10, one side wall of the end cap 10 is provided with a bearing, the bearing is placed on top of the gear box 9, and the gear box 9 is connected with the end cap 10 by bolts.

In some examples, the rear surface of the heat conducting block 3 is provided with a heat dissipating fan 24, the heat dissipating fan 24 is activated, and the heat dissipating fan 24 extracts heat on the heat conducting block 3 and dissipates heat from the heat conducting block 3.

In some examples, the bottom of the gear box 9 is provided with a steel plate 92, the bottom of the steel plate 92 is provided with a rubber block 91, and the steel plate 92 and the rubber block 91 support the gear box 9, thereby ensuring the stability of the gear box 9.

In some examples, the top of the top cover 8 is provided with an oil inlet hole, the position of the oil inlet is provided with a sealing plug 7, after the sealing plug 7 is pulled out, oil can be injected into the gear box 9, when oil is changed, the top cover 8 is removed, then the structure in the gear box 9 is removed, and then the oil is poured out.

In some examples, the top of the cap 8 is provided with a sealing ring 23 near the atomizer head 2.

Through the technical scheme:

when the novel power transmission device is used, the bearing on the end cover 10 at the end part of the input shaft 15 is fixed on the gear box 9, then the bearing on the end cover 10 at the end part of the driven shaft 16 is fixed on the gear box 9, then the bearing on the end cover 10 at the end part of the output shaft 17 is fixed on the gear box 9, the end part of the input shaft 15 is connected with an external driving device, the driving device drives the input shaft 15 to rotate, the input shaft 15 drives the fourth gear 14 to rotate, the fourth gear 14 is meshed with the second gear 12 when rotating and drives, meanwhile, the second gear 12 drives the driven shaft 16 to rotate, the driven shaft 16 drives the third gear 13 to rotate, the third gear 13 is meshed with the first gear 11 for transmission, the first gear 11 drives the output shaft 17 to rotate, the end part of the output shaft 17 extends to the outside of the gear box 9, and the end part of the output shaft 17 is connected with driven equipment and transmits power.

While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.

Claims

1. The cylindrical gear reducer comprises a gear box (9), a top cover (8) is arranged at the top of the gear box (9), an input shaft (15), a driven shaft (16) and an output shaft (17) are arranged on the gear box (9), a fourth gear (14) is arranged on the input shaft (15), a second gear (12) and a third gear (13) are arranged on the driven shaft (16), a first gear (11) is arranged on the output shaft (17), the fourth gear (14) is meshed with the second gear (12), and the third gear (13) is meshed with the first gear (11);

the method is characterized in that: one side of gear box (9) is provided with oil pump (5), be provided with first defeated oil pipe (4) and second defeated oil pipe (6) on oil pump (5), the one end of second defeated oil pipe (6) extends to the inside bottom of gear box (9), the one end of first defeated oil pipe (4) is connected with heat conduction piece (3), the top of heat conduction piece (3) is provided with pipe (1), the one end of pipe (1) extends to the top of top cap (8), be provided with atomizer (2) on pipe (1), the tip of atomizer (2) extends to the bottom of top cap (8).

2. The cylindrical gear reducer of claim 1, wherein: the bottom of heat conduction piece (3) has seted up first socket (19), the top of heat conduction piece (3) is provided with second socket (20), be provided with first passageway (18), second passageway (21) and third passageway (22) between first socket (19) and second socket (20).

3. The cylindrical gear reducer of claim 1, wherein: the end parts of the input shaft (15), the driven shaft (16) and the output shaft (17) are respectively provided with an end cover (10), one side wall of the end cover (10) is provided with a bearing, the bearing is placed at the top of the gear box (9), and the gear box (9) is connected with the end cover (10) through bolts.

4. The cylindrical gear reducer of claim 1, wherein: the rear surface of the heat conduction block (3) is provided with a heat dissipation fan (24).

5. The cylindrical gear reducer of claim 1, wherein: the bottom of gear box (9) is provided with steel sheet (92), the bottom of steel sheet (92) is provided with rubber piece (91).

6. The cylindrical gear reducer of claim 1, wherein: an oil inlet is formed in the top of the top cover (8), and a sealing plug (7) is arranged at the position of the oil inlet.

7. The cylindrical gear reducer of claim 1, wherein: the top of the top cover (8) is provided with a sealing ring (23) at a position close to the atomizing nozzle (2).