CN220396429U - Externally-mounted transmission shaft oil leakage recovery device - Google Patents

Abstract

The utility model relates to an externally-mounted transmission shaft oil leakage recovery device which comprises a transmission shaft, an equipment housing and an oil slinger, wherein the oil slinger is arranged on the transmission shaft, an oil returning plate which is obliquely arranged is arranged around the outer side of the oil slinger, the oil slinger is used for blocking lubricating oil and throwing the oil onto the oil returning plate through centrifugal force during rotation, one end of the oil returning plate is fixedly arranged on the equipment housing, the other end of the oil returning plate is provided with an outer sealing structure, the outer sealing structure is used for preventing dust, and the bottom of the oil returning plate is provided with an oil outlet. The utility model can collect lubricating oil diffused from the transmission shaft, can keep the equipment clean and tidy, can reduce the waste of the lubricating oil, reduces the production cost, has simple and practical integral structure, can directly operate at the outer side without disassembling the equipment when the old sealing structure is modified, and has wide popularization significance.

Description

Externally-mounted transmission shaft oil leakage recovery device

Technical Field

The utility model relates to the field of prevention and control of oil leakage of lubricating oil, in particular to an externally-mounted transmission shaft oil leakage recovery device.

Background

In the industrial field, the transmission shaft is a key part for mechanical equipment to transmit power, and when the large and small gears are used for transmission, the rotation speed of the pinion is high, the load is high, but the working environment is poor, if the sealing is unreliable, dust or other sundries are easy to invade, so that the gear is damaged, meanwhile, the sealing is unreliable, lubricating oil is also caused to leak, and the machine body and the environment are polluted.

The prior sealing devices for the edge drive pinion shafts mostly adopt a felt or sealing ring mode to seal lubricating oil. After the equipment runs for a long time, lubricating oil attached to the pinion shaft can diffuse along the pinion shaft, when the sealing felt adsorbs the lubricating oil to be saturated or after the rivet weldment of the gear cover is deformed, the tightness of the pinion sealing device can be deteriorated, and at the moment, the lubricating oil flows out from the felt and the gap, so that the phenomena of running, overflowing, dripping and leaking of the field equipment are caused, and the environmental sanitation is seriously influenced.

Various sealing devices in the current market are more in products, have complicated or simple structures and different sealing performances, but most of equipment can have oil leakage problems after the sealing devices are used for a long time, so that the oil leakage prevention and control problems are urgently needed to be optimally solved.

Disclosure of Invention

The utility model provides an externally-mounted transmission shaft oil leakage recovery device for solving the problems of poor sealing effect and serious lubricating oil leakage of a transmission shaft, which comprises the following specific technical scheme:

the utility model provides an externally-mounted transmission shaft oil leak recovery unit, includes transmission shaft, equipment housing and oil slinger, and the oil slinger is installed on the transmission shaft, is equipped with the oil return board that is the slope arrangement around the outside a week of oil slinger, and one section fixed mounting of oil return board is on the equipment housing, and the other end is equipped with outside seal structure, and outside seal structure is used for preventing dust, returns the oil return board bottom and is equipped with the oil-out.

Preferably, the whole oil return plate is in an upward inclined state, and the lowest end of the oil return plate is fixedly connected to the equipment housing.

Preferably, the oil slinger is of a split structure, and edges are sharp, so that the adhesive force of oil is reduced.

Preferably, the lower inclination angle of the oil return plate is the same as the upper inclination angle.

Preferably, an oil-resistant rubber pad is arranged between the oil slinger and the transmission shaft.

Preferably, the outer sealing structure comprises a cover plate and a rubber sealing ring, and the cover plate is fixedly connected with the oil return plate.

Preferably, the outer side of the oil outlet is connected with an oil discharge pipe.

Preferably, an oil return port is arranged on the equipment housing, the other end of the oil discharge pipe is connected with the oil return port, and the oil return port is used for conveying lubricating oil converged in the oil return plate back into the equipment.

The utility model has the beneficial effects that:

1. the lubricating oil diffused from the transmission shaft can be collected, so that the cleanness and the cleanliness of equipment can be kept, the waste of the lubricating oil can be reduced, and the production cost is reduced.

2. The whole structure is simple and practical, equipment can be directly operated on the outer side without disassembling the equipment when the old sealing structure is transformed, and the device has wide popularization significance.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings that are necessary for the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a schematic structural view of an externally mounted transmission shaft oil leakage recovery device according to the present utility model;

FIG. 2 is a cross-sectional view of an externally mounted drive shaft oil leak recovery apparatus according to the present utility model;

fig. 3 is an enlarged schematic view at a in fig. 2.

In the figure: 1. a transmission shaft; 2. a device housing; 3. an oil return plate; 4. oil slinger; 5. an oil outlet; 6. an oil return port; 7. a cover plate; 8. and a rubber sealing ring.

Detailed Description

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

The utility model provides a concrete embodiment of an externally-mounted transmission shaft oil leakage recovery device, which comprises:

as shown in fig. 1-3, an externally-mounted transmission shaft oil leakage recovery device comprises a transmission shaft 1, an equipment housing 2 and an oil slinger 4, wherein the oil slinger 4 is mounted on the transmission shaft 1, an oil return plate 3 which is obliquely arranged is arranged around the outer side of the oil slinger 4, the oil slinger 4 is used for blocking lubricating oil and throwing the lubricating oil onto the oil return plate 3 through centrifugal force during rotation, the oil return plate 3 is used for collecting lubricating oil overflowing the transmission shaft 1, one section of the oil return plate 3 is fixedly mounted on the equipment housing 2, an outer side sealing structure is arranged at the other end of the oil return plate, the outer side sealing structure is used for preventing dust, an oil outlet 5 is arranged at the bottom of the oil return plate 3, and the oil outlet 5 is used for collecting the leaked lubricating oil to avoid environmental pollution.

Preferably, the whole oil returning plate 3 is in an upward inclined state, the inclination angle of the oil returning plate 3 is determined according to the viscosity of lubricating oil, the inclination angle at the upper part is favorable for leading the lubricating oil thrown onto the oil returning plate to flow to one side of the equipment housing 2 along an inclined surface, the lubricating oil is prevented from passing over the oil slinger 4, the inclination angle at the lower part is favorable for collecting the lubricating oil and carrying out the next treatment, the oil slinger 4 is of a split structure, the edge is sharp, and the adhesive force of the lubricating oil is reduced; the lower inclination angle of the oil return plate 3 is the same as the upper inclination angle; an oil-resistant rubber pad is arranged between the oil slinger 4 and the transmission shaft 1, and the oil slinger 4 is spliced outside the transmission shaft 1 by bolts in a two-half splicing mode; the outside seal structure includes apron 7 and rubber seal 8, apron 7 and returns oily board 3 fixed connection, and rubber seal 8 establishes in the contact department of apron 7 and transmission shaft 1, uses apron 7 to seal the inside cavity that oil slinger 4 is located, and with rubber seal 8 and transmission shaft 1 cooperation further improvement sealed effect.

Preferably, the outer side of the oil outlet 5 is connected with an oil drain pipe, the equipment housing 2 is provided with an oil return port 6, the other end of the oil drain pipe is connected with the oil return port 6, and the oil return port 6 is used for returning lubricating oil gathered in the oil return plate 3 into the equipment.

In this embodiment, when a small amount of lubricating oil flows out along the axial flow, the lubricating oil is firstly blocked by the oil slinger 4, then the oil is brought to the edge of the oil slinger 4 by the oil slinger 4, and because the oil slinger 4 is split and sharp in edge, the adhesive force of the oil is greatly reduced, the oil is effectively thrown to the periphery, and finally the lubricating oil is collected to the bottom oil outlet 5 along the oil return plate, is discharged along the oil discharge pipe and reenters the device through the oil return port 6.

The utility model can collect the lubricating oil diffused from the transmission shaft 1, not only can keep the equipment clean and tidy, but also can reduce the waste of the lubricating oil and reduce the production cost. In addition, the whole structure is simple and practical, equipment can be directly operated at the outer side without disassembling the equipment when the old sealing structure is transformed, and the device has wide popularization significance.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims (8)

1. The utility model provides an outside-in transmission shaft oil leak recovery unit, includes transmission shaft (1) and equipment housing (2), its characterized in that: still include oil slinger (4), oil slinger (4) are installed on transmission shaft (1), are equipped with around the outside week of oil slinger (4) and are inclined arrangement's oil return board (3), and oil return board (3) one end fixed mounting is on equipment housing (2), and the other end is equipped with outside seal structure, and oil return board (3) bottom is equipped with oil-out (5).

2. The externally-mounted transmission shaft oil leakage recovery device according to claim 1, wherein: the whole oil returning plate (3) is in an upward inclined state, and the lowest end of the oil returning plate is fixedly connected to the equipment housing (2).

3. The externally-mounted transmission shaft oil leakage recovery device according to claim 1, wherein: the oil slinger (4) is of a split structure.

4. The externally-mounted transmission shaft oil leakage recovery device according to claim 2, wherein: the lower inclination angle of the oil return plate (3) is the same as the upper inclination angle.

5. The externally-mounted transmission shaft oil leakage recovery device according to claim 2, wherein: an oil-resistant rubber pad is arranged between the oil slinger (4) and the transmission shaft (1).

6. The externally-mounted transmission shaft oil leakage recovery device according to claim 2, wherein: the outside seal structure includes apron (7) and rubber seal (8), apron (7) and returns oily board (3) fixed connection.

7. An externally mounted transmission shaft oil leakage recovery device according to any one of claims 1-6, characterized in that: the outer side of the oil outlet (5) is connected with an oil discharge pipe.

8. The externally mounted transmission shaft oil leakage recovery device according to claim 7, wherein: an oil return port (6) is arranged on the equipment housing (2), and the other end of the oil discharge pipe is connected with the oil return port (6).