CN212055789U

CN212055789U - Mining speed reducer

Info

Publication number: CN212055789U
Application number: CN202020675126.XU
Authority: CN
Inventors: 唐振宇
Original assignee: Kunshan Wallell Transmission Equipment Co ltd
Current assignee: Kunshan Wallell Transmission Equipment Co ltd
Priority date: 2020-04-28
Filing date: 2020-04-28
Publication date: 2020-12-01
Anticipated expiration: 2030-04-28

Abstract

The utility model belongs to the technical field of mining machinery, in particular to a mining speed reducer, which comprises a box bottom, a box cover and gear sets, wherein the box bottom and the box cover are mutually clamped, the gear sets are rotatably arranged inside the box bottom and the box cover, the gear sets positioned on one side of the box bottom and the box cover are fixedly connected with input shafts, the input shafts are rotatably connected with the box bottom and the box cover, and the gear sets positioned on the other side of the box bottom and the box cover are fixedly connected with output shafts; set up a spacing filling block through the bottom at the bottom of the case, and the top of spacing filling block set up with the fluid flow chamber of gear train profile modeling, when filling lubricating oil in to the speed reducer, lubricating oil then can persist on the gear train with fluid flow intracavity, the lubricating oil of filling can be more with the gear train contact, reduce the vacancy volume of lubricating oil, thereby improve the availability factor of lubricating oil, when the gear train is when rotating, can drive the lubricating oil of fluid flow intracavity and flow, abundant and the gear train contact.

Description

Mining speed reducer

Technical Field

The utility model belongs to the technical field of mining machinery, concretely relates to mining speed reducer.

Background

The reducer is an independent part consisting of gear transmission, worm transmission and gear-worm transmission enclosed in a rigid shell, and is commonly used as a speed reduction transmission device between a prime mover and a working machine. The speed reducer is generally used for transmission equipment with low rotating speed and large torque, 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.

Lubricating oil generally needs to be added to the inside of speed reducer, provides the lubrication action for the inside gear train of speed reducer, and can play the effect of cooling for the gear train, but the speed reducer shell that has now is all spacious, and the lubricating oil of adding is more, but the gear is less with the contact quantity of lubricating oil, mostly is the deposit in the bottom, therefore the utilization efficiency of lubricating oil is lower, and lubricating oil needs periodic replacement, and the lubricating oil fluid of disposable change is also more, leads to the waste of lubricating oil.

SUMMERY OF THE UTILITY MODEL

For solving the problem that proposes among the above-mentioned background art, the utility model provides a mining speed reducer has the characteristics that lubricating oil availability factor is high.

In order to achieve the above object, the utility model provides a following technical scheme:

a mining speed reducer comprises a box bottom and a box cover which are clamped with each other, gear sets which are rotatably installed inside the box bottom and the box cover, input shafts which are fixedly connected to the gear sets and are positioned on one side of the box bottom and the box cover, output shafts which are fixedly connected to the gear sets and are positioned on the other side of the box bottom and the box cover, limiting filling blocks which are fixedly arranged at the bottom end inside the box bottom and the box cover, oil flow cavities which are formed in a shape similar to the gear sets and are arranged at the tops of the limiting filling blocks, gaps are reserved between the limiting filling blocks and the gear sets, an oil filling cover is arranged at the top of the box cover and is fixed with the box cover in a threaded manner, an oil storage box for containing lubricating oil is arranged at the bottom of the oil filling cover, and the oil storage box is fixedly connected with the oil filling cover, the oil storage box is followed the direction of distribution of gear train extends, just a plurality of small opening has been seted up to the bottom of oil storage box, the small opening link up the oil storage box.

Preferably, the top of the oil filling cover is provided with a vent cap, the vent cap is fixedly connected with the oil filling cover in a threaded manner, and a sealing ring is arranged between the vent cap and the oil filling cover.

Preferably, the oil storage box is internally provided with an oil storage cavity.

Preferably, an oil outlet pipeline is arranged at the bottom of the limiting filling block, one end of the oil outlet pipeline penetrates through the oil liquid flowing cavity, and the other end of the oil outlet pipeline penetrates through the box bottom and is provided with an oil outlet.

Preferably, an oil drain screw is arranged at an oil outlet on the box bottom and is in threaded connection with the oil outlet.

Preferably, the gear set is provided with bearings at the joints of the box bottom and the box cover, and the gear set is rotatably connected with the box bottom and the box cover through the bearings.

Preferably, a protective cover is arranged outside one side of the output shaft, and the protective cover is fixedly connected with the box bottom in a threaded manner.

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

the utility model discloses in, set up a spacing filling block through the bottom at the bottom of the case, and the top of spacing filling block set up with the fluid flow chamber of gear train profile modeling, when filling lubricating oil in to the speed reducer, lubricating oil then can persist on the gear train with the fluid flow intracavity, the lubricating oil of filling can be more with the gear train contact, reduce the vacant amount of lubricating oil, thereby improve the availability factor of lubricating oil, when the gear train is when rotating, can drive the lubricating oil flow of the fluid flow intracavity, abundant and the gear train contact.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural diagram of the speed reducer of the present invention;

FIG. 3 is a schematic top view of the structure of FIG. 2;

fig. 4 is a schematic diagram of a half-section structure of the present invention.

In the figure:

1. the box bottom; 11. oil drain screws; 12. a bearing;

2. a box cover;

3. an oil filling cap; 301. an oil storage chamber; 31. a ventilation cap; 32. an oil storage box;

4. an input shaft;

5. an output shaft; 51. a protective cover;

6. a gear set;

7. a limiting filling block; 701. an oil flow chamber; 702. an oil outlet pipeline; 703. and an oil outlet.

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. 1-4, the present invention provides the following technical solutions:

a mining speed reducer comprises a box bottom 1 and a box cover 2 which are mutually clamped, and a gear set 6 which is rotatably arranged inside the box bottom 1 and the box cover 2, wherein an input shaft 4 is fixedly connected on the gear set 6 positioned on one side of the box bottom 1 and the box cover 2, the input shaft 4 is rotatably connected with the box bottom 1 and the box cover 2, an output shaft 5 is fixedly connected with the gear set 6 positioned on the other side of the box bottom 1 and the box cover 2, the output shaft 5 is rotatably connected with the box bottom 1 and the box cover 2, a limiting filling block 7 is fixedly arranged at the bottom end inside the box bottom 1, an oil liquid flowing cavity 701 which is profiled with the gear set 6 is arranged at the top of the limiting filling block 7, a gap is reserved between the limiting filling block 7 and the gear set 6, an oil filling cover 3 is arranged at the top of the box cover 2, the oil filling cover 3 is fixedly connected with the box cover 2 in a threaded manner, the oil storage box 32 extends along the distribution direction of the gear set 6, and a plurality of leakage holes are formed in the bottom of the oil storage box 32 and penetrate through the oil storage box 32.

In this embodiment, the inside bottom of the case 1 is fixedly provided with the limiting filling block 7, a gap (2-3 cm) is reserved between the limiting filling block 7 and the gear set 6, the bottom of the case 1 is provided with the limiting filling block 7, the top of the limiting filling block 7 is provided with the oil flow cavity 701 copying with the gear set 6, when lubricating oil is filled into the speed reducer, the lubricating oil can be remained on the gear set 6 and flows in the cavity 701 with the oil, the filled lubricating oil can be in more contact with the gear set 6, the idle amount of the lubricating oil is reduced, the use efficiency of the lubricating oil is improved, when the gear set 6 rotates, the lubricating oil in the oil flow cavity 701 can be driven to flow, and the lubricating oil is fully in contact with the gear set 6.

Specifically, the top of adding oil cap 3 is equipped with vent cap 31, and vent cap 31 is fixed with adding oil cap 3 spiro union, and is equipped with the sealing washer between vent cap 31 and the adding oil cap 3, through set up vent cap 31 at the top of adding oil cap 3, can emit the inside surplus gas of speed reducer through opening vent cap 31.

Specifically, the oil storage chamber 301 is arranged inside the oil storage box 32, lubricating oil can be added into the oil storage box 32 through the oil storage chamber 301 for temporary storage, and the lubricating oil permeates onto the gear set 6 along the oil storage box 32 to lubricate the gear set 6.

Specifically, oil outlet pipe 702 has been seted up to the bottom of spacing filling block 7, oil outlet pipe 702's one end link up to fluid flow chamber 701, the other end runs through the bottom of the case 1 and has seted up oil-out 703, lie in oil-out 703 department on the bottom of the case 1 and install oil drain screw 11, oil drain screw 11 spiro union is installed on oil-out 703, bottom through flowing chamber 701 at fluid sets up oil outlet pipe 702, oil drain screw 11 can be twisted, flow the lubricating oil in fluid flow chamber 701 along oil outlet pipe 702, come out lubricating oil, the volume of single change lubricating oil still less, more save lubricating oil.

Specifically, the bearing 12 is arranged at the joint of the gear set 6 and the case bottom 1 and the case cover 2, the gear set 6 is rotatably connected with the case bottom 1 and the case cover 2 through the bearing 12, and the friction force between the gear set 6 and the reducer housing can be reduced by arranging the bearing 12.

Specifically, a protective cover 51 is arranged outside one side of the output shaft 5, the protective cover 51 is fixed to the box bottom 1 in a threaded manner, and one end of the output shaft 5 can be protected by arranging the protective cover 51 outside the output shaft 5.

The utility model discloses a theory of operation and use flow: the utility model discloses install the back, can add lubricating oil to in the oil storage box 32 through setting up oil storage chamber 301 and keep in, and permeate lubricating oil to gear train 6 along oil storage box 32, lubricate gear train 6, and the bottom of the case 1 sets up a spacing filling block 7, and the top of spacing filling block 7 is seted up the fluid flow chamber 701 with the 6 profile modeling of gear train, when filling lubricating oil to the speed reducer in, lubricating oil then can persist on gear train 6 with fluid flow chamber 701 in, the lubricating oil of filling can be more with the contact of gear train 6, reduce the vacancy volume of lubricating oil, thereby improve the availability factor of lubricating oil, when gear train 6 is when rotating, can drive the lubricating oil flow in the fluid flow chamber 701, abundant and the contact of gear train 6.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a mining speed reducer, includes the bottom of the case (1), case lid (2) of mutual block to and rotate and install inside gear train (6) of bottom of the case (1), case lid (2), its characterized in that: an input shaft (4) is fixedly connected to the gear set (6) positioned on one side of the box bottom (1) and the box cover (2), the input shaft (4) is rotatably connected with the box bottom (1) and the box cover (2), an output shaft (5) is fixedly connected to the gear set (6) positioned on the other side of the box bottom (1) and the box cover (2), the output shaft (5) is rotatably connected with the box bottom (1) and the box cover (2), a limiting filling block (7) is fixedly arranged at the bottom end inside the box bottom (1), an oil liquid flowing cavity (701) copying with the gear set (6) is formed in the top of the limiting filling block (7), a gap is reserved between the limiting filling block (7) and the gear set (6), an oil filling cover (3) is arranged at the top of the box cover (2), and the oil filling cover (3) is fixedly connected with the box cover (2) in a threaded manner, add the bottom of oil cap (3) and be equipped with oil storage box (32) that are used for holding lubricating oil, oil storage box (32) with add oil cap (3) fixed connection, oil storage box (32) are followed the direction of distribution of gear train (6) extends, just a plurality of small opening has been seted up to the bottom of oil storage box (32), the small opening link up oil storage box (32).

2. The mining reducer according to claim 1, wherein: the top of the oil filling cover (3) is provided with a ventilation cap (31), the ventilation cap (31) is fixedly connected with the oil filling cover (3) in a threaded mode, and a sealing ring is arranged between the ventilation cap (31) and the oil filling cover (3).

3. The mining reducer according to claim 1, wherein: the oil storage box (32) is internally provided with an oil storage cavity (301).

4. The mining reducer according to claim 1, wherein: an oil outlet pipeline (702) is arranged at the bottom of the limiting filling block (7), one end of the oil outlet pipeline (702) is communicated with the oil liquid flowing cavity (701), and the other end of the oil outlet pipeline penetrates through the box bottom (1) and is provided with an oil outlet (703).

5. The mining reducer according to claim 4, wherein: an oil drain screw (11) is arranged at an oil outlet (703) on the box bottom (1), and the oil drain screw (11) is in threaded connection with the oil outlet (703).

6. The mining reducer according to claim 1, wherein: the gear set (6) with the junction of the case bottom (1), case lid (2) is equipped with bearing (12), gear set (6) with pass through between the case bottom (1), case lid (2) bearing (12) rotate and connect.

7. The mining reducer according to claim 1, wherein: a protective cover (51) is arranged outside one side of the output shaft (5), and the protective cover (51) is fixedly connected with the box bottom (1) in a threaded mode.