CN219262623U - Bidirectional oil scraping filler - Google Patents
Bidirectional oil scraping filler Download PDFInfo
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- CN219262623U CN219262623U CN202223519246.9U CN202223519246U CN219262623U CN 219262623 U CN219262623 U CN 219262623U CN 202223519246 U CN202223519246 U CN 202223519246U CN 219262623 U CN219262623 U CN 219262623U
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Abstract
The utility model provides a bidirectional oil scraping filler, which comprises an oil scraping body, a piston rod and an oil scraping ring, wherein the oil scraping body is positioned on a compressor body, and a slideway is arranged in the oil scraping body; the middle part of the piston rod penetrates through the oil scraping body and is positioned in the slideway, one end of the piston rod is positioned in the compressor, and the other end of the piston rod is positioned in the cylinder; the oil scraper ring is arranged in the oil scraper ring and sleeved on the piston rod, the oil scraper ring is provided with a cylinder cutting edge, a cylinder oil duct, a machine body cutting edge and a machine body oil duct, the cylinder cutting edge can scrape lubricating oil on one side of the piston rod towards the cylinder and flow back into the cylinder through the cylinder oil duct, and the machine body cutting edge can scrape lubricating oil on one side of the piston rod towards the machine body and flow back into the machine body of the compressor through the machine body oil duct. Compared with the prior art, through the setting of two-way blade in this scheme, in time, effectual lubricating oil of retrieving has avoided lubricating oil to mix, has guaranteed the normal operating of compressor.
Description
Technical Field
The utility model belongs to the technical field of compressors, and particularly relates to a bidirectional oil scraping filler.
Background
The reciprocating piston compressor belongs to large-scale dynamic equipment, is widely applied to the fields of oil and gas fields, petrochemical industry and the like, and is one of the most common equipment for national industrial development. The oil scraping filler is arranged between the cross head and the filler, the piston rod scrapes lubricating oil carried by the piston rod when lubricating a cross head slideway by utilizing an internally-arranged oil scraping ring in the process of sliding the piston rod back and forth between the compressor body and the cylinder, the lubricating oil is prevented from being brought into the cylinder, the oil scraping filler is a main sealing part and a wearing part of the compressor, and the reliability of the oil scraping filler is a key related to long-term stable operation of a unit.
The traditional oil scraping filler utilizes internally mounted oil scraping ring to scrape the lubricating oil carried in the piston rod stretched into the compressor body when lubricating the cross head slideway, so as to prevent the lubricating oil from being carried into the cylinder, but when the cylinder is lubricated by the oil, the lubricating oil in the cylinder can be carried into the compressor body by the piston rod and is mixed with the lubricating oil of the movement mechanism in the compressor body. When the oil product for the cylinder is different from the engine body, the existing oil scraping filler cannot prevent lubricating oil in the cylinder from being substituted into the engine body, so that the operation requirement of the compressor cannot be met.
Disclosure of Invention
In view of the above-mentioned drawbacks of the prior art, the present utility model is directed to providing a bidirectional oil scraping filler, which is used for solving the problems that in the prior art, the oil products of the lubricating oil used by the cylinder at the two ends of the piston rod and the machine body are different, and the lubricating oil may be driven by the piston rod to be mixed, so as to affect the operation of the compressor.
To achieve the above object and other related objects, the present utility model provides the following technical solutions:
a bi-directional oil scraping filler comprising:
the oil scraping body is positioned on the compressor body and is internally provided with a slideway;
the middle part of the piston rod penetrates through the oil scraping body and is positioned in the slideway, one end of the piston rod is positioned in the compressor, and the other end of the piston rod is positioned in the cylinder;
the oil scraper ring, the oil scraper ring sets up in the oil scraper body and the cover is arranged in on the piston rod, be equipped with cylinder blade, cylinder oil duct, fuselage blade, fuselage oil duct on the oil scraper ring, the cylinder blade can scrape down the piston rod towards the lubricating oil of cylinder one side and pass through in the cylinder oil duct backward flow to the cylinder, the fuselage blade can scrape down the piston rod towards the lubricating oil of fuselage one side and pass through in the fuselage oil duct backward flow to the compressor fuselage.
Optionally, be equipped with the mounting groove on the oil scraping body, the mounting groove with the slide intercommunication, the oil scraping ring is located the mounting groove, detachably is connected with the piece that supports of fixed oil scraping ring on the oil scraping body.
Optionally, the oil scraper ring comprises at least two oil scraper rings, spacer blocks are arranged between adjacent oil scraper rings, and the spacer blocks are positioned in the mounting grooves and detachably connected with the oil scraper body.
Optionally, the oil scraping body with support and be equipped with the installation piece between the piece detachably, be provided with the sealing ring on the installation piece, the sealing ring cover is arranged in on the piston rod.
Optionally, the spacer block, the mounting block and the abutting block in the mounting groove are sequentially arranged and detachably connected with the oil scraping body through bolts.
Optionally, the machine body cutting edge and the cylinder cutting edge are both inclined to the piston rod, and the direction of inclination of the machine body cutting edge and the direction of inclination of the cylinder cutting edge are opposite.
Optionally, the sharpening angles of the machine body cutting edge and the cylinder cutting edge are 60-80 degrees.
Optionally, the body cutting edge is disposed towards the compressor body, and the cylinder cutting edge is disposed towards the cylinder.
Optionally, the oil scraper ring is provided with a body oil groove at the edge of the body, the body oil groove is communicated with the body oil duct, and the body oil duct is communicated with the body of the compressor.
Optionally, the oil scraper ring is provided with a cylinder oil groove at the cutting edge of the cylinder, the cylinder oil groove is communicated with the engine body oil duct, and the cylinder oil duct is communicated with the cylinder.
As described above, according to the bidirectional oil scraping filler, the lubricating oil on one side of the cylinder is scraped by arranging the cylinder cutting edge and flows back to the cylinder through the cylinder oil duct, the lubricating oil on one side of the compressor body is scraped by arranging the body cutting edge and flows back to the compressor body through the body oil duct, and the oil scraping ring is used automatically in the reciprocating movement process of the piston rod; the lubricating oil at two ends of the piston rod is respectively collected in the process, so that the lubricating oil in the compressor body cannot enter the cylinder, and meanwhile, the lubricating oil in the cylinder cannot enter the compressor body, so that the phenomenon that the operation of the compressor is influenced due to the fact that the lubricating oil is mixed when the lubricating oil used by the cylinder and the lubricating oil used by the compressor body are different is avoided. Compared with the prior art, through the setting of two-way blade in this scheme, in time, effectual lubricating oil of retrieving has avoided lubricating oil to mix, has guaranteed the normal operating of compressor.
Drawings
FIG. 1 is a schematic illustration of an exemplary prior art scratch pad;
fig. 2 is a schematic diagram of a bidirectional oil scraping filler according to an example of the present utility model.
The reference numerals in the embodiments include:
the oil scraping body 10, the slideway 11, the mounting groove 12, the spacer 13, the supporting block 14, the mounting block 15, the sealing ring 16, the bolt 17,
The oil scraper ring 20, the cylinder cutting edge 21, the cylinder oil groove 22, the cylinder oil duct 23, the body cutting edge 24, the body oil groove 25, the body oil duct 26 and the piston rod 30.
Detailed Description
In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present utility model. It will be apparent, however, to one skilled in the art that the utility model may be practiced without one or more of these details. In other instances, well-known features have not been described in detail in order to avoid obscuring the utility model.
It should be understood that the present utility model may be embodied in various forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the utility model to those skilled in the art. In the drawings, like numbers refer to like elements throughout.
In the present utility model, a bidirectional oil scraping filler is disposed on a compressor and is located between a compressor body and a cylinder, wherein in fig. 1 and 2, a is a side of the bidirectional oil scraping filler connected to the compressor body, and B is a side of the bidirectional oil scraping filler connected to the cylinder. In the prior art oil scraping filler, referring to fig. 1, the left side is connected with the compressor body, the right side is connected with the cylinder, the piston rod 30 can slide back and forth left and right when the compressor is in operation, and only the cutting edge facing to the left side in the driven oil scraping ring 20 can collect lubricating oil of the compressor body.
Referring to fig. 2 in combination, the specific structure of the bidirectional oil scraping filler in the present utility model includes:
the oil scraping body 10 is positioned on the compressor body, and a slideway 11 is arranged in the oil scraping body 10;
the middle part of the piston rod 30 penetrates through the oil scraping body 10 and is positioned in the slideway 11, one end of the piston rod 30 is positioned in the compressor, and the other end of the piston rod 30 is positioned in the cylinder;
the oil scraper ring 20, the oil scraper ring 20 sets up in scraping the oil body 10 and the cover is arranged in on the piston rod 30, be equipped with cylinder blade 21, cylinder oil duct 23, fuselage blade 24, fuselage oil duct 26 on the oil scraper ring 20, cylinder blade 21 can scrape down the lubricating oil of piston rod 30 orientation cylinder one side and through in the cylinder oil duct 23 backward flow to the cylinder, fuselage blade 24 can scrape down the lubricating oil of piston rod 30 orientation fuselage one side and through fuselage oil duct 26 backward flow to the compressor fuselage.
In the oil scraping filler, the left side is connected with the compressor body, the right side is connected with the air cylinder, and the piston rod 30 can slide left and right in a reciprocating manner when the compressor runs.
In the concrete implementation process, the bidirectional oil scraping filler can be installed on the compressor, when the compressor runs, the piston rod 30 slides in a left-right reciprocating mode, the oil on one side of the cylinder is scraped by the cylinder cutting edge 21 on the oil scraping ring 20 and flows back to the cylinder through the cylinder oil duct 23, the oil on one side of the compressor body is scraped by the body cutting edge 24 and flows back to the compressor body through the body oil duct 26, the lubricating oil at two ends of the piston rod 30 is respectively collected through the oil scraping ring 20, so that the lubricating oil in the compressor body cannot enter the cylinder, and meanwhile, the lubricating oil in the cylinder cannot enter the compressor body, so that the operation of the compressor is influenced due to the fact that the mixing of the lubricating oil when the lubricating oil used by the cylinder and the lubricating oil used by the compressor body is avoided.
In some embodiments, the oil scraping body 10 is provided with a mounting groove 12, the mounting groove 12 is communicated with the slideway 11, the oil scraping ring 20 is positioned in the mounting groove 12, and the oil scraping body 10 is detachably connected with a supporting block 14 for fixing the oil scraping ring 20. For example, in fig. 2, the right side of the oil scraper body 10 is provided with a mounting groove 12, and the diameter of the mounting groove 12 is larger than that of the slideway 11, so that the oil scraper ring 20 and the abutting block 14 can be conveniently mounted.
In some embodiments, at least two oil scraper rings 20 are included, a spacer 13 is disposed between adjacent oil scraper rings 20, and the spacer 13 is located in the mounting groove 12 and detachably connected with the oil scraper body 10. For example, in fig. 2, two oil scraper rings 20 are provided, and in order that the oil scraper rings 20 can be closely attached to the piston rod 30 without moving the position, in this embodiment, a part of the spacer 13 is disposed in the mounting groove 12, and clamping grooves for clamping the oil scraper rings 20 are provided on both sides of the spacer 13, and the oil scraper rings 20 are clamped by the cooperation of the mounting groove 12 and the clamping grooves.
In some embodiments, a mounting block 15 is detachably disposed between the oil scraping body 10 and the abutting block 14, a sealing ring 16 is disposed on the mounting block 15, and the sealing ring 16 is sleeved on the piston rod 30. For example, in fig. 2, a mounting block 15 is provided between the spacer 13 and the abutment 14, a groove for mounting the seal ring 16 is provided in the mounting block 15, and the seal ring 16 is fitted over the piston rod 30 to seal the right side of the piston rod 30.
In some embodiments, the spacer 13, the mounting block 15, and the abutment block 14 are sequentially disposed in the mounting groove 12, and are detachably connected to the oil scraping body 10 through bolts 17. For example, in fig. 2, a spacer 13, a mounting block 15 and a pressing block 14 are mounted in this order in a right mounting groove 12 of the wiper body 10, and holes are punched in the spacer 13, the mounting block 15 and the pressing block 14 on the right side of the wiper body 10, and bolts 17 are inserted into the holes to connect the respective members.
In some embodiments, the body edge 24 and the cylinder edge 21 are both disposed obliquely to the piston rod 30, and the body edge 24 and the cylinder edge 21 are inclined in opposite directions. For example, in fig. 2, the body edge 24 and the cylinder edge 21 are both inclined to facilitate scraping of the residual lubricant on the piston rod 30.
In some embodiments, the angle of the fuselage cutting edge 24 and the cylinder cutting edge 21 is 60-80 °. For example, in fig. 2, when the sharpening angle of the body edge 24 and the cylinder edge 21 is 60-80 °, the scraping effect is better, and in this embodiment, 75 ° is specifically selected.
In some embodiments, the body edge 24 is disposed toward the compressor body and the cylinder edge 21 is disposed toward the cylinder. For example, in fig. 2, the body edge 24 is directed toward the compressor body and the cylinder edge 21 is directed toward the cylinder in order to correspond to scraping the lubricant oil off the piston rod 30.
In some embodiments, the oil scraper ring 20 is provided with a body oil groove 25 at a body cutting edge 24, the body oil groove 25 is communicated with the body oil passage 26, and the body oil passage 26 is communicated with the compressor body. For example, in fig. 2, lubricating oil scraped off by the body cutting edge 24 is more conveniently collected in the body oil passage 26 through the body oil groove 25, and thus the lubricating oil is more conveniently returned to the compressor body.
In some embodiments, a cylinder oil groove 22 is provided on the oil scraper ring 20 at the cylinder cutting edge 21, the cylinder oil groove 22 is communicated with the body oil passage 26, and the cylinder oil passage 23 is communicated with a cylinder. For example, in fig. 2, the lubricating oil scraped off by the cylinder cutting edge 21 is more conveniently collected into the cylinder oil passage 23 through the cylinder oil groove 22, and then the lubricating oil is more conveniently returned into the cylinder.
The above embodiments are merely illustrative of the principles of the present utility model and its effectiveness, and are not intended to limit the utility model. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the utility model. Accordingly, it is intended that all equivalent modifications and variations of the utility model be covered by the claims, which are within the ordinary skill of the art, be within the spirit and scope of the present disclosure.
Claims (10)
1. A bi-directional oil scraping filler, comprising:
the oil scraping body is positioned on the compressor body and is internally provided with a slideway;
the middle part of the piston rod penetrates through the oil scraping body and is positioned in the slideway, one end of the piston rod is positioned in the compressor, and the other end of the piston rod is positioned in the cylinder;
the oil scraper ring, the oil scraper ring sets up in the oil scraper body and the cover is arranged in on the piston rod, be equipped with cylinder blade, cylinder oil duct, fuselage blade, fuselage oil duct on the oil scraper ring, the cylinder blade can scrape down the piston rod towards the lubricating oil of cylinder one side and pass through in the cylinder oil duct backward flow to the cylinder, the fuselage blade can scrape down the piston rod towards the lubricating oil of fuselage one side and pass through in the fuselage oil duct backward flow to the compressor fuselage.
2. A bi-directional oil scraper packing according to claim 1, wherein: the oil scraping device is characterized in that an installation groove is formed in the oil scraping body and communicated with the slideway, the oil scraping ring is located in the installation groove, and a supporting block for fixing the oil scraping ring is detachably connected to the oil scraping body.
3. A bi-directional oil scraper packing according to claim 2, wherein: the oil scraping device comprises at least two oil scraping rings, wherein spacer blocks are arranged between every two adjacent oil scraping rings, are positioned in the mounting grooves and are detachably connected with the oil scraping bodies.
4. A bi-directional oil scraper packing according to claim 3, wherein: the oil scraping body is detachably provided with a mounting block between the oil scraping body and the abutting block, the mounting block is provided with a sealing ring, and the sealing ring is sleeved on the piston rod.
5. A bi-directional oil scraper packing according to claim 4, wherein: the spacer block, the mounting block and the supporting block in the mounting groove are sequentially arranged and detachably connected with the oil scraping body through bolts.
6. A bi-directional oil scraper packing according to claim 1, wherein: the machine body cutting edge and the cylinder cutting edge are both inclined to the piston rod, and the inclination directions of the machine body cutting edge and the cylinder cutting edge are opposite.
7. A bi-directional oil scraper packing according to claim 6, wherein: the sharpening angle of the machine body cutting edge and the cylinder cutting edge is 60-80 degrees.
8. A bi-directional oil scraper packing according to claim 7, wherein: the machine body cutting edge is arranged towards the compressor body, and the cylinder cutting edge is arranged towards the cylinder.
9. A bi-directional oil scraper packing according to claim 8, wherein: the oil scraper ring is provided with a body oil groove at the cutting edge of the body, the body oil groove is communicated with the body oil duct, and the body oil duct is communicated with the body of the compressor.
10. A bi-directional oil scraper packing according to claim 9, wherein: the oil scraper ring is provided with a cylinder oil groove at the cutting edge of the cylinder, the cylinder oil groove is communicated with the engine body oil duct, and the cylinder oil duct is communicated with the cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223519246.9U CN219262623U (en) | 2022-12-28 | 2022-12-28 | Bidirectional oil scraping filler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223519246.9U CN219262623U (en) | 2022-12-28 | 2022-12-28 | Bidirectional oil scraping filler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219262623U true CN219262623U (en) | 2023-06-27 |
Family
ID=86874171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223519246.9U Active CN219262623U (en) | 2022-12-28 | 2022-12-28 | Bidirectional oil scraping filler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219262623U (en) |
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2022
- 2022-12-28 CN CN202223519246.9U patent/CN219262623U/en active Active
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