CN212074242U - Thrust wheel, lubricating system and heading machine - Google Patents
Thrust wheel, lubricating system and heading machine Download PDFInfo
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- CN212074242U CN212074242U CN202020512444.4U CN202020512444U CN212074242U CN 212074242 U CN212074242 U CN 212074242U CN 202020512444 U CN202020512444 U CN 202020512444U CN 212074242 U CN212074242 U CN 212074242U
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Abstract
The utility model provides a thrust wheel, lubricating system and entry driving machine, wherein, the thrust wheel includes: the thrust wheel body is provided with a shaft hole and a sliding groove; the sliding bearing is arranged in the sliding groove; the main shaft penetrates through the shaft hole and is suitable for rotating relative to the thrust wheel body; wherein, the both ends of thrust wheel body are equipped with the spacing groove, and the spacing groove is located slide bearing's both ends, and the spacing inslot is equipped with the skeleton oil blanket, and the skeleton oil blanket is used for preventing that the internal lubricating oil of thrust wheel from revealing. This thrust wheel through setting up the skeleton oil blanket at the spacing inslot, has effectively prevented revealing of lubricating oil, can also effectively prevent simultaneously inside silt, dust, aqueous vapor etc. invade the thrust wheel body from outside, and the skeleton oil blanket is convenient for maintain, and sealed stability is better, can guarantee that the thrust wheel steady operation in adverse circumstances such as silt reduces the fault incidence, improves the life of thrust wheel.
Description
Technical Field
The utility model relates to a entry driving machine technical field particularly, relates to a thrust wheel, a lubricating system and an entry driving machine.
Background
At present, a mechanical floating seal is used as a sealing mode of a thrust wheel for a heading machine, and the mechanical floating seal has poor adaptability to severe working environment and heavy load conditions, so that faults such as oil leakage of the floating seal, non-rotation of a wheel body, serious abrasion of the wheel body and the like are easily caused.
SUMMERY OF THE UTILITY MODEL
In order to solve at least one of the above technical problems, an object of the present invention is to provide a thrust wheel.
Another object of the present invention is to provide a lubrication system including the above thrust wheel.
Still another object of the utility model is to provide a heading machine including above-mentioned lubricating system.
In order to achieve the above object, the present invention provides a thrust wheel, including: the thrust wheel body is provided with a shaft hole and a sliding groove; a sliding bearing disposed in the sliding groove; the main shaft penetrates through the shaft hole and is suitable for rotating relative to the thrust wheel body; the end covers are covered at two ends of the thrust wheel body, a limiting groove is limited between the end covers and the thrust wheel body, a framework oil seal is arranged in the limiting groove, and the framework oil seal is used for preventing lubricating oil in the thrust wheel body from being leaked.
Additionally, the utility model provides an among the above-mentioned technical scheme's thrust wheel can also have following additional technical characterstic:
in the technical scheme, the framework oil seal is a lip-shaped framework oil seal; and/or the framework oil seal is a TRA framework oil seal.
In any one of the above technical solutions, the end covers are disposed at two ends of the thrust wheel body along the length direction of the main shaft, wherein a first annular groove is disposed at one side of the end cover facing the thrust wheel body, a second annular groove is disposed at one end of the thrust wheel body facing the end cover, and the first annular groove and the second annular groove are correspondingly disposed to form the limiting groove.
In the above technical solution, the thrust wheel further includes: the thrust wheel body is internally provided with a lubricating groove, and the oil cup is communicated with the lubricating groove and used for injecting lubricating oil into the lubricating groove.
In the above technical scheme, the lubricating oil is lithium-based grease.
The utility model discloses technical scheme of second aspect provides a lubricating system, include: a plurality of thrust wheels according to any one of the aspects of the first aspect; a lubrication distributor in communication with a plurality of said thrust wheels; the oil supply device is communicated with the lubricating distributor and is used for conveying lubricating oil to the lubricating distributor.
The utility model discloses the lubricating system that technical scheme of second aspect provided, because of including any in the first aspect technical scheme thrust wheel, therefore have all beneficial effects that any above-mentioned technical scheme had, no longer describe herein.
In the technical scheme, the lubricating distributor is communicated with the thrust wheels through lubricating rubber tubes or lubricating steel tubes; the oil supply device is communicated with the lubricating distributor through a lubricating rubber tube or a lubricating steel tube.
In any of the above technical solutions, the oil supply device includes a centralized lubrication pump or a manual grease gun.
In any one of the above technical solutions, the number of the thrust wheels is eight, the number of the lubrication distributors is two, the oil supply device is connected with the two lubrication distributors, and each lubrication distributor is connected with four thrust wheels respectively.
The utility model discloses technical scheme of third aspect provides a heading machine, include: the lubrication system of any of the claims of the second aspect; and the lubricating device is arranged on the vehicle body.
The utility model discloses the entry driving machine that technical scheme of third aspect provided, because of including any one in the technical scheme of second aspect lubricating system, therefore have all beneficial effects that any above-mentioned technical scheme had, no longer describe herein.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic cross-sectional structural view of a thrust wheel according to an embodiment of the present invention;
fig. 2 is a schematic cross-sectional structural view of a thrust wheel according to another embodiment of the present invention;
fig. 3 is a schematic structural diagram of a lubrication system according to an embodiment of the present invention;
fig. 4 is a block diagram schematically illustrating a structure of a heading machine according to an embodiment of the present invention.
Wherein, the correspondence between the reference numbers and the part names in fig. 1 to 4 is:
the device comprises a 1-thrust wheel, a 10-thrust wheel body, a 20-spindle, a 30-sliding bearing, a 40-framework oil seal, a 50-limiting groove, a 60-end cover, a 70-oil cup, a 2-lubrication system, a 21-lubrication distributor, a 22-centralized lubrication pump, a 23-lubrication rubber pipe, a 3-heading machine and a 31-car body.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.
The thrust wheel, the lubrication system and the heading machine according to some embodiments of the present invention will be described with reference to fig. 1 to 4.
Example one
As shown in fig. 1, an embodiment of the first aspect of the present invention provides a thrust wheel 1, including: the thrust wheel body 10, the sliding bearing 30, the main shaft 20 and the end cover 60.
Specifically, the thrust wheel body 10 is provided with a shaft hole, and the thrust wheel body 10 is provided with a sliding groove; the sliding bearing 30 is arranged in the sliding groove; the main shaft 20 is arranged in the shaft hole in a penetrating way and is suitable for rotating relative to the thrust wheel body 10; the end covers 60 are covered at two ends of the thrust wheel body 10, a limiting groove 50 is defined between the end covers 60 and the thrust wheel body 10, a framework oil seal 40 is arranged in the limiting groove 50, and the framework oil seal 40 is used for preventing lubricating oil in the thrust wheel body 10 from leaking.
In the thrust wheel 1 provided in the embodiment of the first aspect of the present invention, the end cover 60 of the thrust wheel 1 and the thrust wheel body 10 define a limiting groove 50 therebetween, that is, the bearing 30 is located between two limiting grooves 50, and by disposing the skeleton oil seal 40 in the limiting groove 50, the oil seal functions to isolate the parts (such as the main shaft 20 and the sliding bearing 30) to be lubricated in the thrust wheel body 10 from the external environment, thereby preventing the lubricating oil from leaking; the skeleton plays the effect of strengthening to can make the oil blanket can keep shape and tension, strengthen the sealed effect of oil blanket, inside skeleton oil blanket 40 can also effectively prevent silt, dust, aqueous vapor etc. from invading the thrust wheel body 10 outward simultaneously, and skeleton oil blanket 40 is convenient for maintain, and sealed stability is better, can guarantee thrust wheel 1 steady operation in adverse circumstances such as silt, reduces the fault incidence, improves thrust wheel 1's life.
Specifically, the skeleton oil seal 40 is a lip-type skeleton oil seal 40.
Lip type skeleton oil blanket 40 is sealed including single lip skeleton oil blanket 40 and two lip skeleton oil blankets 40, when adopting single lip skeleton oil blanket 40, can set up two single lip skeleton oil blankets 40 relatively, both prevented inside silt, dust, aqueous vapor etc. from invading the thrust wheel body 10 outward, prevented again that lubricating oil in the thrust wheel body 10 reveals. When adopting two lip skeleton oil seals 40, the vice lip of two lip skeleton oil seals 40 plays dustproof effect, prevents that external dust, impurity etc. from getting into thrust wheel body 10 inside, and the main lip plays sealed lubricating oil's effect, prevents that the inside lubricating oil of thrust wheel body 10 from revealing.
Further, the skeleton oil seal 40 is a TRA skeleton oil seal.
The TRA skeleton oil seal (Turcon Radial oil seal, terryburg Radial skeleton oil seal) has only one seal lip, and area of contact is less, has low friction when guaranteeing that main shaft 20 rotates at a high speed, has slowed down the temperature rise, and then helps improving skeleton oil seal 40's leakproofness.
Specifically, the end covers 60 are disposed at two ends of the thrust wheel body 10 along the length direction of the spindle 20, wherein a first annular groove is disposed at one side of the end cover 60 facing the thrust wheel body 10, a second annular groove is disposed at one end of the thrust wheel body 10 facing the end cover 60, and the first annular groove and the second annular groove are correspondingly disposed to form the limiting groove 50.
Set up first annular groove through the one side of the thrust wheel body 10 of facing towards the thrust wheel body 10 at the thrust wheel body 10, set up the second annular groove at the one end of the thrust wheel body 10 facing towards end cover 60, first annular groove sets up relatively with the second annular groove and can form the spacing groove 50 that is used for fixed skeleton oil blanket 40, in order to guarantee the stability of skeleton oil blanket 40 installation, help guaranteeing simultaneously that skeleton oil blanket 40 can be perpendicular to main shaft 20 setting, improve skeleton oil blanket 40's leakproofness and life.
Example two
As shown in fig. 2, the difference from the first embodiment is that: on the basis of the first embodiment, further, the thrust wheel 1 further includes: the oil cup 70 and the thrust wheel body 10 are provided with lubricating grooves, and the oil cup 70 is communicated with the lubricating grooves and used for injecting lubricating oil into the lubricating grooves.
Specifically, the lubricating oil is a lithium-based grease.
Lithium-based greases are made from natural lithium fatty acid (stearic acid or 12-hydroxystearic acid) soaps, thickened medium viscosity mineral or synthetic lubricating oils, while synthetic lithium-based greases are made from synthetic lithium fatty acid soaps, thickened medium viscosity mineral lubricating oils. The lithium-based lubricating grease has the characteristics of good water resistance, mechanical stability, rust resistance, oxidation stability and the like, belongs to the lubricating grease with multiple purposes, long service life and wide temperature use range, and is beneficial to improving the lubricating effect and prolonging the service life of the thrust wheel 1.
As shown in fig. 3, an embodiment of the second aspect of the present invention provides a lubrication system 2, including: a plurality of bogie wheels 1 as in any one of the embodiments of the first aspect; a lubrication distributor 21 communicating with the plurality of thrust wheels 1; and the oil supply device is communicated with the lubricating distributor 21 and is used for conveying lubricating oil to the lubricating distributor 21.
The embodiment of the second aspect of the present invention provides a lubrication system 2, which includes any one of the thrust wheels 1 of the first embodiment, and thus has all the advantages of any one of the embodiments, and is not repeated herein.
Further, the lubricating distributor 21 is communicated with the plurality of thrust wheels 1 through lubricating rubber tubes 23 or lubricating steel tubes; the oil supply device is communicated with the lubricating distributor 21 through a lubricating rubber tube 23 or a lubricating steel tube.
Specifically, the oil supply includes a centralized lubrication pump 22 or a manual grease gun.
Specifically, the number of the thrust wheels 1 is eight, the number of the lubrication distributors 21 is two, the oil supply device is communicated with the two lubrication distributors 21, and each lubrication distributor 21 is connected with four thrust wheels 1, respectively, as shown in fig. 3.
As shown in fig. 4, an embodiment of the third aspect of the present invention provides a heading machine 3, including: the lubrication system 2 of any of the embodiments of the second aspect; and a vehicle body 31, the lubricating device being provided on the vehicle body 31.
The utility model discloses the entry driving machine 3 that the embodiment of third aspect provided, because of including lubricating system 2 of any one in the embodiment of second aspect, therefore have all beneficial effects that any above-mentioned embodiment had, no longer describe herein.
To sum up, the thrust wheel provided by the utility model has the advantages that the framework oil seal is arranged in the limiting groove, and the oil seal has the function of isolating parts (such as a main shaft, a bearing and the like) needing to be lubricated in the thrust wheel body from the external environment, so as to prevent lubricating oil from leaking; the skeleton plays the effect of strengthening to can make the oil blanket can keep shape and tension, strengthen the sealed effect of oil blanket, inside the skeleton oil blanket can also effectively prevent silt, dust, aqueous vapor etc. from invading the thrust wheel body outward simultaneously, and the skeleton oil blanket is convenient for maintain, sealed stability is better, can guarantee that the thrust wheel steady operation in adverse circumstances such as silt, reduces the fault incidence, improves the life of thrust wheel.
In the present application, the terms "first", "second", "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means two or more unless expressly limited otherwise. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", "front", "back", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or unit indicated must have a specific direction, be constructed and operated in a specific orientation, and therefore, should not be construed as limiting the present invention.
In the description of the present specification, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. 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 (10)
1. A thrust wheel, comprising:
the thrust wheel body is provided with a shaft hole and a sliding groove;
a sliding bearing disposed in the sliding groove;
the main shaft penetrates through the shaft hole and is suitable for rotating relative to the thrust wheel body;
the end covers are covered at two ends of the thrust wheel body, a limiting groove is limited between the end covers and the thrust wheel body, a framework oil seal is arranged in the limiting groove, and the framework oil seal is used for sealing lubricating oil in the thrust wheel body.
2. The bogie wheel according to claim 1,
the framework oil seal is a lip-shaped framework oil seal; and/or
The framework oil seal is a TRA framework oil seal.
3. The bogie wheel according to claim 1 or 2,
the end cover covers two ends of the thrust wheel body along the length direction of the main shaft, wherein a first annular groove is formed in one side, facing the thrust wheel body, of the end cover, a second annular groove is formed in one end, facing the end cover, of the thrust wheel body, and the first annular groove and the second annular groove are correspondingly formed to form the limiting groove.
4. The bogie wheel according to claim 1 or 2, further comprising:
the thrust wheel body is internally provided with a lubricating groove, and the oil cup is communicated with the lubricating groove and used for injecting lubricating oil into the lubricating groove.
5. The bogie wheel according to claim 4,
the lubricating oil is lithium-based lubricating grease.
6. A lubrication system, comprising:
a plurality of the thrust wheels of any one of claims 1 to 5;
a lubrication distributor in communication with a plurality of said thrust wheels;
the oil supply device is communicated with the lubricating distributor and is used for conveying lubricating oil to the lubricating distributor.
7. The lubrication system of claim 6,
the lubricating distributor is communicated with the thrust wheels through lubricating rubber tubes or lubricating steel tubes;
the oil supply device is communicated with the lubricating distributor through a lubricating rubber tube or a lubricating steel tube.
8. The lubrication system according to claim 6 or 7,
the oil supply device comprises a centralized lubricating pump or a manual grease gun.
9. The lubrication system according to claim 6 or 7,
the number of the thrust wheels is eight, the number of the lubricating distributors is two, the oil supply device is connected with the two lubricating distributors, and each lubricating distributor is respectively connected with the four thrust wheels.
10. A heading machine, comprising:
the lubrication system of any one of claims 6 to 9; and
the lubricating system is arranged on the vehicle body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020512444.4U CN212074242U (en) | 2020-04-09 | 2020-04-09 | Thrust wheel, lubricating system and heading machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020512444.4U CN212074242U (en) | 2020-04-09 | 2020-04-09 | Thrust wheel, lubricating system and heading machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212074242U true CN212074242U (en) | 2020-12-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020512444.4U Active CN212074242U (en) | 2020-04-09 | 2020-04-09 | Thrust wheel, lubricating system and heading machine |
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|---|---|
| CN (1) | CN212074242U (en) |
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- 2020-04-09 CN CN202020512444.4U patent/CN212074242U/en active Active
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