CN210715839U

CN210715839U - Double-floating planetary reducer

Info

Publication number: CN210715839U
Application number: CN201921444724.XU
Authority: CN
Inventors: 刘宏贤; 吴双胜
Original assignee: Jiangsu New Yinye Transmission Electromechanical Co ltd
Current assignee: Jiangsu New Yinye Transmission Electromechanical Co ltd
Priority date: 2019-09-02
Filing date: 2019-09-02
Publication date: 2020-06-09
Anticipated expiration: 2029-09-02

Abstract

The utility model discloses a double-floating planetary reducer, which comprises a box body, wherein the top end of the box body is provided with a first shaft hole and a second shaft hole, the top end of the box body is fixed with a sealing gasket, the top end of the box body is provided with an oil blocking groove, the edge of the oil blocking groove is communicated with an oil return notch, the top end of the box body is provided with a box cover, the bottom end of the box cover is provided with a third shaft hole and a fourth shaft hole, the bottom end of the box cover is provided with a sealing gasket groove, the sealing gasket is inserted into the, the double-floating planetary reducer has the advantages that the sealing gasket prevents splashed lubricating oil from overflowing the box cover of the box body to pollute the environment, the lubricating oil is gathered and flows into the oil blocking groove, then the oil flows back to the interior of the box body through the oil return notch, the surface of the box cover of the box body is kept clean, the running condition in the speed reducer can be observed, and install first filter mantle and second filter mantle, avoid the dust to drop into the reduction gear inside, pollute the inside lubricating oil of reduction gear.

Description

Double-floating planetary reducer

Technical Field

The utility model relates to a planetary reducer technical field specifically is a two floating planetary reducer.

Background

The planetary reducer is a reducer for realizing speed reduction by using a planetary gear mechanism, is widely applied to industries such as hoisting transportation, engineering machinery, petrochemical engineering, aerospace and the like, mostly uses a closed reducer, needs to be lubricated by adding lubricating oil after long-time operation, and needs to observe the operation condition inside the reducer through an inspection hole window.

The Chinese patent of the invention with the publication number of CN202833874U discloses a double-floating planetary reducer in 2013, 3 and 27, which comprises a planetary part, a biaxial device, a box body, a coupling disc and a planetary sealing cover, wherein the planetary part, the biaxial device, the box body, the coupling disc and the planetary sealing cover are sealed in the box body; the transmission gear is arranged on the planet carrier and is meshed with a double-shaft gear in the double-shaft device; the two-shaft device is arranged in the box body, and one end of the two-shaft device is sealed in the box body through a two-shaft sealing cover; the other end extends out of the box body. The structure can brake the planetary reducer and control the output rotating speed of the planetary reducer, and has the advantages of high working efficiency, good reliability and strong practicability.

Current two floating planetary reducer, though its work efficiency is high, good reliability, practicality are strong, however, inside when the operation is used of reduction gear, need add lubricating oil to inside, and lubricating oil splashes to box case lid internal surface easily, and then overflows through box case lid faying face, pollutes the reduction gear surface, and simultaneously, the reduction gear is long-time to be moved, and the temperature risees, can generate heat and scald, influences the normal use of reduction gear.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a two floating planetary reducer to the lubricating oil that provides spills over the problem of box case lid easily in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a two floating planetary reducer, includes the box, the top of box is provided with first shaft hole and second shaft hole, the top of box is fixed with sealed the pad, open on the top of box has the groove of hindering oil, the edge intercommunication that hinders the groove of oiling has the oil return notch, the case lid is installed on the top of box, the bottom of case lid is provided with third shaft hole and fourth shaft hole, open the bottom of case lid has the gasket groove, sealed pad inserts the inside in gasket groove.

Preferably, a sight hole wall is fixed at the top end of the box cover, a sight hole window is installed at the top end of the sight hole wall, a bolt is connected to the top end of the sight hole window, and the bolt penetrates through a through hole reserved in the sight hole window and is connected with the sight hole wall.

Preferably, the surface of the sight hole window is provided with an air guide hole, an air guide pipe penetrates through the air guide hole, the bottom end of the air guide pipe is connected with a first filter cover, and the top end of the air guide pipe is provided with a second filter cover.

Preferably, the both ends of sealed pad and the both ends of hindering oily slot do not all exceed the edge in first shaft hole and second shaft hole, the one end and the box intercommunication of oil return notch, sealed pad groove both ends do not all exceed the edge in third shaft hole and fourth shaft hole, the degree of depth in sealed pad groove is not more than the height of sealed pad.

Preferably, the top ends of the sight hole window and the sight hole wall are parallel, and the sight hole wall is located in the middle of the top end of the box cover.

Preferably, the air guide hole is a threaded hole, threads are arranged on the surface of the air guide tube, the diameter of the first filter cover is not larger than that of the air guide hole, the diameter of the second filter cover is not smaller than that of the air guide hole, and the sight hole window is made of transparent organic glass materials.

Compared with the prior art, the beneficial effects of the utility model are that: this two floating planetary reducer, after 1, the box case lid closed, sealed the pad insert the gasket inslot portion, and the lubricating oil that blocks to splash spills over the box case lid, the polluted environment, and lubricating oil gathering flows in and hinders the oil groove, and then flows back inside the box through the oil return notch, keeps box case lid clean surface.

2. The inside operational aspect of reduction gear can be observed through transparent sight hole window, and the inside operation of reduction gear produces the phenomenon of generating heat, dispels the heat through the air duct, and installs first filter mantle and second filter mantle, avoids the dust to drop into inside the reduction gear, pollutes the inside lubricating oil of reduction gear.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is an enlarged view of fig. 1 at a according to the present invention;

fig. 3 is a front view of the case of fig. 1 of the present invention;

fig. 4 is a top view of fig. 3 of the present invention;

fig. 5 is a front view of the case cover of fig. 1 of the present invention;

fig. 6 is a bottom view of fig. 5 according to the present invention.

In the figure: 1. a box body; 2. an oil blocking groove; 3. a gasket; 4. a gasket groove; 5. a box cover; 6. a sight hole wall; 7. a view port window; 8. a bolt; 9. a first filter housing; 10. an air duct; 11. an air vent; 12. a second filter housing; 13. an oil return notch; 14. a first shaft hole; 15. a second shaft hole; 16. a third shaft hole; 17. and a fourth shaft hole.

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, fig. 3, fig. 4, fig. 5 and fig. 6, the present invention provides a technical solution: a double-floating planetary reducer comprises a box body 1, wherein a first shaft hole 14 and a second shaft hole 15 are formed in the top end of the box body 1, a sealing gasket 3 is fixed at the top end of the box body 1, an oil blocking groove 2 is formed in the top end of the box body 1, the edge of the oil blocking groove 2 is communicated with an oil return notch 13, one end of the oil return notch 13 is communicated with the box body 1, two ends of the sealing gasket 3 and two ends of the oil blocking groove 2 do not exceed the edges of the first shaft hole 14 and the second shaft hole 15, splashing lubricating oil is prevented from entering the first shaft hole 14 and the second shaft hole 15 and further overflowing the reducer, a box cover 5 is installed at the top end of the box body 1, the box body 1 and the box cover 5 are connected and installed through a connecting bolt 8, a third shaft hole 16 and a fourth shaft hole 17 are formed in the bottom end of the box cover 5, the third shaft hole 16 is combined with the first, 4 both ends in gasket groove all do not surpass the edge in third shaft hole 16 and fourth shaft hole 17, and the degree of depth in gasket groove 4 is not more than the height of sealed pad 3, and sealed pad 3 inserts inside gasket groove 4 to compress tightly, block that the lubricating oil that splashes spills and spill over box 1 and case lid 5, the polluted environment, and lubricating oil gathering flows into and hinders oily slot 2, and then flows back inside box 1 through oil return notch 13, keeps box 1 and case lid 5 clean surfaces.

Referring to fig. 1, 2 and 5, a viewing hole wall 6 is fixed at the top end of the case cover 5, a viewing hole window 7 is installed at the top end of the viewing hole wall 6, the viewing hole window 7 is made of transparent organic glass material, the viewing hole window 7 is parallel to the top end of the viewing hole wall 6, a bolt 8 is connected to the top end of the viewing hole window 7, the bolt 8 penetrates through a through hole reserved in the viewing hole window 7 and is connected with the viewing hole wall 6, the viewing hole wall 6 is located in the middle of the top end of the case cover 5, and the operation condition inside the speed reducer can be observed through the transparent viewing hole window 7.

Referring to fig. 1, 2 and 5, the surface of the viewing window 7 is provided with air vents 11, the air vents 11 are threaded holes, air ducts 10 penetrate through the air vents 11, the bottom ends of the air ducts 10 are connected with first filter masks 9, the diameters of the first filter masks 9 are not larger than the diameters of the air vents 11, the top ends of the air ducts 10 are provided with second filter masks 12, the diameters of the second filter masks 12 are not smaller than the diameters of the air vents 11, the inside of the speed reducer generates a heating phenomenon when running, heat is dissipated through the air ducts 10, and the first filter masks 9 and the second filter masks 12 are installed, so that dust is prevented from falling into the inside of the speed reducer and polluting lubricating oil inside the speed reducer.

The utility model discloses when concrete implementation: the sealing gasket 3 is fixed at the top end of the box body 1, the top end of the box body 1 is provided with an oil blocking groove 2 and is communicated with the box body 1 through an oil return notch 13, the bottom end of the box cover 5 is provided with a sealing gasket groove 4, the sight hole wall 6 is fixed at the top end of the box cover 5, the sight hole window 7 is arranged at the top end of the sight hole wall 6 through a bolt 8, the air guide pipe 10 passes through the air guide hole 11, the first filter cover 9 is arranged at the bottom end of the air guide pipe 10, the second filter cover 12 is arranged at the top end of the air guide pipe 10, the box body 1 and the box cover 5 are closed and are fastened through a fastener, the sealing gasket 3 is inserted into the sealing gasket groove 4, the speed reducer operates, splashed lubricating oil is prevented from overflowing the box body 1 and the box cover 5 to pollute the environment, the lubricating oil is gathered and flows into the oil blocking groove 2 and then flows back into the box body 1 through, the reduction gear is long-time after, its inside can produce the phenomenon of generating heat, can dispel the heat through air duct 10, and first filter mantle and second filter mantle 12 cover both ends at air duct 10, both avoided the dust to drop into inside the reduction gear, pollute the inside lubricating oil of reduction gear, avoided the inside lubricating oil of reduction gear to pass through air duct 10 splash again.

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. The utility model provides a two floating planetary reducer, includes box (1), its characterized in that: the top of box (1) is provided with first shaft hole (14) and second shaft hole (15), the top of box (1) is fixed with sealed pad (3), open the top of box (1) has and hinders oil groove (2), the edge intercommunication that hinders oil groove (2) has oil return notch (13), case lid (5) is installed on the top of box (1), the bottom of case lid (5) is provided with third shaft hole (16) and fourth shaft hole (17), open the bottom of case lid (5) has sealing gasket groove (4), sealed pad (3) insert inside sealing gasket groove (4).

2. A double floating planetary reducer according to claim 1, wherein: the top of case lid (5) is fixed with sight hole wall (6), sight hole window (7) are installed on the top of sight hole wall (6), the top of sight hole window (7) is connected with bolt (8), bolt (8) pass the through-hole that sight hole window (7) were reserved and be connected with sight hole wall (6).

3. A double floating planetary reducer according to claim 2, wherein: the surface of the sight hole window (7) is provided with an air guide hole (11), the inside of the air guide hole (11) penetrates through an air guide pipe (10), the bottom end of the air guide pipe (10) is connected with a first filter cover (9), and the top end of the air guide pipe (10) is provided with a second filter cover (12).

4. A double floating planetary reducer according to claim 1, wherein: the both ends of sealed pad (3) and the both ends of hindering oily slot (2) all do not surpass the edge in first shaft hole (14) and second shaft hole (15), the one end and box (1) intercommunication of oil return notch (13), the edge that all does not surpass third shaft hole (16) and fourth shaft hole (17) in sealed pad groove (4) both ends, the degree of depth in sealed pad groove (4) is not more than the height of sealed pad (3).

5. A double floating planetary reducer according to claim 2, wherein: the top ends of the sight hole window (7) and the sight hole wall (6) are parallel, and the sight hole wall (6) is located in the middle of the top end of the box cover (5).

6. A double floating planetary reducer according to claim 3, wherein: the air guide hole (11) is a threaded hole, threads are arranged on the surface of the air guide tube (10), the diameter of the first filtering cover (9) is not larger than that of the air guide hole (11), the diameter of the second filtering cover (12) is not smaller than that of the air guide hole (11), and the sight hole window (7) is made of transparent organic glass materials.