CN211648989U

CN211648989U - Gear speed reducer

Info

Publication number: CN211648989U
Application number: CN201922400451.5U
Authority: CN
Inventors: 吕秀英
Original assignee: Houpu Transmission System Tangshan Co ltd
Current assignee: Houpu Transmission System Tangshan Co ltd
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-10-09
Anticipated expiration: 2029-12-27

Abstract

The utility model relates to a mechanical transmission technical field, especially a gear reducer. The utility model provides a gear speed reducer, adopt the casing, the output shaft, the output gear wheel, the input pinion, the input shaft, the output gear wheel axle, the input gear wheel, a pedestal, the oil inlet, contain the link, the filter core, the filtration pore, the barrel, the oil filter device of bolt hole, contain handheld portion, the external screw thread, the adsorption equipment of permanent magnet, the oil-out, the circulation oil duct, the structure of oil pump, lubricating oil after having realized using is through filtering cyclic utilization once more, avoid extravagant, adsorb impurity in the lubricating oil in the speed reducer in use, the operation transmission is steady between the gear, the function that the noise is little, lubricating oil has been solved and has been used the wasting resource once only, iron fillings impurity that the speed reducer operation spare part wearing and tearing produced causes the wearing and tearing damage to the speed.

Description

Gear speed reducer

Technical Field

The utility model relates to a mechanical transmission technical field, especially a gear reducer.

Background

The gear reducer is an external-meshing involute helical gear reducer produced according to national professional standards, and is widely applied to metallurgy, mines,Hoisting machineThe transportation of the product,CementThe fields of building, chemical engineering, textile, printing and dyeing, pharmacy and the like utilize gears at all levels to transmitThe speed reducer is composed of gear pairs at different levels, for example, a small gear drives a big gear to achieve the purpose of mechanical speed reduction, if a multi-level structure is adopted, the mechanical speed reduction and torque increasing effects can be greatly increased, and along with the continuous development of the speed reducer industry, more and more enterprises use the speed reducer. The existing speed reducer is not standard and has the problem of waste for the use and the replacement of lubricating oil, but the function of the lubricating oil in the running process of the speed reducer is also very important, so that the problems are urgently needed to be improved.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem who aims at solving is: the technical defects existing in the prior art are overcome, the gear speed reducer is provided, a machine shell is adopted, an output shaft is used, a large output gear wheel is used, a small input gear wheel is used, an input shaft is used, an output gear wheel shaft is used, the large input gear wheel is used, a base is used, an oil inlet is used, an oil filtering device comprising a connecting end, a filter element, a filter hole, a barrel body and a bolt hole is used, an adsorption device comprising a handheld part, an external thread and a permanent magnet is used, an oil outlet is used, a circulating oil duct and an oil pump structure are adopted, the used lubricating oil is recycled after being filtered, waste is avoided, impurities in the lubricating oil in the speed reducer in use are adsorbed, the running transmission between gears is stable, the function of low noise is achieved, the problem that the lubricating oil can only use one-.

The utility model provides a technical scheme that its technical problem adopted is: a gear reducer comprises a casing, an output shaft, an output large gear, an input small gear, an input shaft, an output gear shaft, an input large gear, a base, an oil inlet, an oil filtering device, an adsorption device, an oil outlet, a circulating oil duct and an oil pump, wherein the casing is fixed on the base, the output shaft and the input shaft are arranged in the casing, the input small gear is arranged on the input shaft, the input large gear is meshed with the input small gear, the output large gear is arranged on the output shaft, the output gear shaft is meshed with the output gear shaft, the output gear shaft penetrates through the input large gear, the oil inlet is arranged at the upper part of the casing, the oil filtering device is arranged at the lower end of the oil inlet in the casing, the oil outlet is arranged at the bottom of the casing, the adsorption device is arranged at the upper end of the, the oil inlet is provided with an oil inlet pipe, the oil inlet pipe is provided with an oil inlet switch, the oil outlet pipe is provided with an oil outlet pipe, the oil outlet pipe is provided with an oil outlet switch, a circulating oil duct is connected between the oil inlet and the oil outlet, and an oil pump is arranged in the circulating oil duct.

Further optimizing the technical scheme, the input small gear and the input large gear have the same tooth thickness, and the output large gear and the output gear shaft have the same tooth thickness.

Further optimize this technical scheme, the oil filter device includes link, filter core, filtration pore, barrel, bolt hole, the barrel is one end open-ended drum, the opening part is provided with the link, be provided with the bolt hole on the link, evenly be provided with the filtration pore on barrel lateral wall and the diapire, be provided with the filter core in the barrel.

Further optimize this technical scheme, adsorption equipment includes handheld portion, external screw thread, permanent magnet, handheld portion lower extreme is provided with the external screw thread, be provided with the permanent magnet under the external screw thread, the external diameter of external screw thread is greater than the external diameter of permanent magnet.

Further optimize this technical scheme, the filter core is glass fiber filter paper, empty filter paper, oil filter paper, activated carbon non-woven fabrics, HEPA filter screen, one or several kinds of HV filter paper.

Further optimize this technical scheme, the external diameter of external screw thread cooperatees with the aperture of patchhole, the external diameter of permanent magnet cooperatees with the internal diameter of inserting the end.

Compared with the prior art, the beneficial effects of the utility model are that: 1. by arranging the oil filtering device, the circulating oil duct and the oil pump, the lubricating oil which enters the speed reducer again after circulation is clean and free of impurities, so that the damage of the lubricating oil with the impurities to the speed reducer is avoided; 2. by arranging the adsorption device, the adsorption effect on scrap iron is ensured when the internal parts generate scrap iron due to abrasion in the use process of the speed reducer, and the abrasion of the parts by the scrap iron is avoided; 3. the gear thicknesses of the output gear wheel and the output gear shaft are set to be the same, and the gear thicknesses of the input gear wheel and the input pinion wheel are set to be the same, so that the transmission between the gears is ensured to be more stable, and the vibration problem of the speed reducer in operation is reduced.

Drawings

Fig. 1 is a schematic structural view of a gear reducer.

Fig. 2 is a schematic structural view of a circulation oil passage of a gear reducer.

Fig. 3 is a schematic structural view of an oil filtering device of a gear reducer.

Fig. 4 is a schematic structural view of an adsorption device of a gear reducer.

In the figure, 1, a machine shell; 2. an output shaft; 3. an output gearwheel; 4. an input pinion gear; 5. an input shaft; 6. an output gear shaft; 7. inputting a bull gear; 8. a base; 9. an oil inlet; 10. an oil filtering device; 11. an adsorption device; 12. an oil outlet; 13. a circulating oil passage; 14. an oil pump; 101. an insertion end; 102. an insertion hole; 901. an oil inlet pipe; 902. an oil inlet switch; 1001. a connecting end; 1002. a filter element; 1003. filtering holes; 1004. a barrel; 1005. bolt holes; 1101. a hand-held portion; 1102. an external thread; 1103. a permanent magnet; 1201. an oil outlet pipe; 1202. an oil outlet switch.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

Referring to fig. 1-4, the oil filter device comprises a housing 1, an output shaft 2, an output gearwheel 3, an input pinion 4, an input shaft 5, an output gearwheel shaft 6, an input gearwheel 7, a base 8, an oil inlet 9, an oil filter device 10, an adsorption device 11, an oil outlet 12, a circulating oil passage 13, and an oil pump 14, wherein the housing 1 is fixed on the base 8, the output shaft 2 and the input shaft 5 are arranged in the housing 1, the input pinion 4 is arranged on the input shaft 5, the input gearwheel 7 is engaged on the input pinion 4, the output gearwheel 3 is arranged on the output shaft 2, the output gearwheel shaft 6 is engaged on the output gearwheel 3, the output gearwheel shaft 6 penetrates through the input gearwheel 7, the oil inlet 9 is arranged at the upper part of the housing 1, and the oil filter device 10 is arranged at the lower end of the oil inlet 9 in the housing 1, an oil outlet 12 is formed in the bottom of the machine shell 1, an adsorption device 11 is arranged at the upper end of the oil outlet 12 in the machine shell 1, an insertion end 101 and an insertion hole 102 which are matched with the adsorption device 11 are arranged at the lower portion of the machine shell 1, the insertion end 101 is arranged on the inner wall of the machine shell 1, the insertion hole 102 is arranged on the outer wall of the machine shell 1, an oil inlet pipe 901 is arranged on the oil inlet 9, an oil inlet switch 902 is arranged on the oil inlet pipe 901, an oil outlet pipe 1201 is arranged on the oil outlet 12, an oil outlet switch 1202 is arranged on the oil outlet pipe 1201, a circulating oil duct 13 is connected between the oil inlet 9 and the oil outlet.

Preferably, the input pinion 4 and the input gearwheel 7 have the same tooth thickness, and the output gearwheel 3 has the same tooth thickness as the output gear shaft 6.

Preferably, the oil filtering device 10 includes a connecting end 1001, a filter element 1002, a filtering hole 1003, a cylinder 1004, and a bolt hole 1005, the cylinder 1004 is a cylinder with an opening at one end, the connecting end 1001 is disposed at the opening, the bolt hole 1005 is disposed on the connecting end 1001, the filtering holes 1003 are uniformly disposed on the side wall and the bottom wall of the cylinder 1004, and the filter element 1002 is disposed in the cylinder 1004.

Preferably, the adsorption device 11 comprises a handheld portion 1101, an external thread 1102 and a permanent magnet 1103, wherein the external thread 1102 is arranged at the lower end of the handheld portion 1101, the permanent magnet 1103 is arranged below the external thread 1102, and the outer diameter of the external thread 1102 is larger than that of the permanent magnet 1103.

Preferably, the filter element 1002 is one or more of glass fiber filter paper, hollow filter paper, oil filter paper, activated carbon non-woven fabric, a HEPA filter screen and HV filter paper.

Preferably, the external thread 1102 has an outer diameter matched with the aperture of the insertion hole 102, and the permanent magnet 1103 has an outer diameter matched with the inner diameter of the insertion end 101.

When the speed reducer is used, as shown in a combined figure 1-4, the speed reducer is arranged between a prime motor and a working machine for reducing the rotating speed, after the output rotating speed of the prime motor is input from an input shaft 5 of the speed reducer, an input pinion 4 is driven to rotate, an input pinion 4 drives an input gearwheel 7 to rotate, the input gearwheel 7 drives an output gearwheel shaft 6 to move, the output gearwheel shaft 6 drives an output gearwheel 3 to move, and then the output gearwheel is output by an output shaft 2 of the output gearwheel 3, so that the effects of output speed reduction and torque increase are achieved, wherein the tooth thicknesses of the output gearwheel 3 and the output gearwheel shaft 6 are the same, and the tooth thicknesses of the input gearwheel 7 and the input pinion 4 are the same, so that the gear moves more stably during transmission, and. When the lubricating oil needs to be circulated, the oil pump 14 is started, so that the lubricating oil in the speed reducer enters the oil inlet 9 through the circulating oil duct 13, the used lubricating oil is filtered by the oil filtering device 10, the filtered lubricating oil is circulated again into the speed reducer for use by the speed reducer, and the lubricating oil can be recycled in the steps, so that waste is avoided. When new lubricating oil needs to be replaced and the adsorption device 11 needs to be cleaned, the oil outlet switch 1202 on the oil outlet pipe 1201 and the oil inlet switch 902 on the oil inlet pipe 901 are opened, oil in the speed reducer is discharged completely, the handheld part 1101 is rotated to take out the adsorption device 11, scrap iron powder on the permanent magnet 1103 is cleaned, and the outer diameter of the permanent magnet 1103 is smaller than the outer diameters of the external thread 1102 and the insertion hole 102, so that scrap iron can be prevented from being scraped and falling into the speed reducer in the taking-out process, the adsorption device 11 is installed back after cleaning is finished, the permanent magnet 1103 is inserted into the insertion end 101 and screwed, the oil outlet switch 1202 is closed, and new lubricating oil is poured.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. A gear reducer, characterized in that: comprises a casing (1), an output shaft (2), an output gear wheel (3), an input pinion (4), an input shaft (5), an output gear wheel shaft (6), an input gear wheel (7), a base (8), an oil inlet (9), an oil filtering device (10), an adsorption device (11), an oil outlet (12), a circulating oil duct (13) and an oil pump (14), wherein the casing (1) is fixed on the base (8), the casing (1) is internally provided with the output shaft (2) and the input shaft (5), the input shaft (5) is provided with the input pinion (4), the input pinion (4) is meshed with the input gear wheel (7), the output shaft (2) is provided with the output gear wheel (3), the output gear wheel (3) is meshed with an output gear wheel shaft (6), and the output gear shaft (6) penetrates through the input gear wheel (7), an oil inlet (9) is arranged at the upper part of the machine shell (1), an oil filtering device (10) is arranged at the lower end, located at the oil inlet (9), in the machine shell (1), an oil outlet (12) is arranged at the bottom of the machine shell (1), an adsorption device (11) is arranged at the upper end, located at the oil outlet (12), in the machine shell (1), an insertion end (101) and an insertion hole (102) which are matched with the adsorption device (11) are arranged at the lower part of the machine shell (1), the insertion end (101) is located on the inner wall of the machine shell (1), the insertion hole (102) is located on the outer wall of the machine shell (1), an oil inlet pipe (901) is arranged on the oil inlet (9), an oil inlet switch (902) is arranged on the oil inlet pipe (901), an oil outlet pipe (1201) is arranged on the oil outlet (12), an oil outlet switch (1202) is arranged on the oil outlet pipe (, an oil pump (14) is arranged in the circulating oil duct (13).

2. A gear reducer according to claim 1, wherein: the tooth thicknesses of the input small gear (4) and the input large gear (7) are the same, and the tooth thicknesses of the output large gear (3) and the output gear shaft (6) are the same.

3. A gear reducer according to claim 1, wherein: the oil filtering device (10) comprises a connecting end (1001), a filter element (1002), a filtering hole (1003), a cylinder body (1004) and bolt holes (1005), wherein the cylinder body (1004) is a cylinder with one open end, the connecting end (1001) is arranged at the opening, the bolt holes (1005) are formed in the connecting end (1001), the filtering holes (1003) are uniformly formed in the side wall and the bottom wall of the cylinder body (1004), and the filter element (1002) is arranged in the cylinder body (1004).

4. A gear reducer according to claim 1, wherein: adsorption equipment (11) includes handheld portion (1101), external screw thread (1102), permanent magnet (1103), handheld portion (1101) lower extreme is provided with external screw thread (1102), be provided with permanent magnet (1103) under external screw thread (1102), the external diameter of external screw thread (1102) is greater than the external diameter of permanent magnet (1103).

5. A gear reducer according to claim 3, wherein: the filter element (1002) is one or more of glass fiber filter paper, hollow filter paper, oil filter paper, activated carbon non-woven fabric, a HEPA filter screen and HV filter paper.

6. The gear reducer of claim 4, wherein: the outer diameter of the external thread (1102) is matched with the aperture of the insertion hole (102), and the outer diameter of the permanent magnet (1103) is matched with the inner diameter of the insertion end (101).