CN213016664U - Medium-high pressure oil lubrication reciprocating piston air compressor - Google Patents
Medium-high pressure oil lubrication reciprocating piston air compressor Download PDFInfo
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- CN213016664U CN213016664U CN202020938889.9U CN202020938889U CN213016664U CN 213016664 U CN213016664 U CN 213016664U CN 202020938889 U CN202020938889 U CN 202020938889U CN 213016664 U CN213016664 U CN 213016664U
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Abstract
The utility model discloses a well high pressure has oil lubrication reciprocating piston air compressor machine, include: a main body housing; the transmission structure is arranged in the main body shell in a non-activated mode; the utility model relates to the technical field of compressors, which is characterized in that an external driving device is connected to drive a transmission rod to realize eccentric reciprocating motion, so that a first piston and a second piston in the compression structure are driven to reciprocate in a compression shell to realize extraction and air compression; a certain amount of lubricating oil is stored in the oil storage cylinder and slowly flows out through the oil discharge groove, so that the lubricating oil is coated on the inner side wall of the compression shell in a hanging manner when the second piston moves, and then the first piston contacts the lubricating oil after moving to realize automatic lubrication; this design is ingenious, and motion, compression and lubricated implement the structure clear, easily add, operate, can reduce friction dynamics and noise, prolong life cycle simultaneously, reduce the periodic lubrication.
Description
Technical Field
The utility model relates to a compressor technical field specifically is a well high pressure has oil lubrication reciprocating type piston air compressor machine.
Background
An air compressor is a device for compressing gas; air compressors are similar in construction to water pumps, most of which are of the reciprocating piston type, rotating blades or rotating screws; centrifugal compressors are a very large range of applications;
however, in the conventional reciprocating piston type air compressor, the friction force between the piston and the housing is large in the high-speed reciprocating motion, the piston is worn quickly, and noise is generated; and in order to solve above-mentioned problem, need regularly dismantle and carry out dropwise add lubricating oil now, its cycle is shorter, influences the use and strengthens work load, consequently, design a well high pressure has oil lubrication reciprocating piston air compressor machine now.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a well high pressure has oil lubrication reciprocating piston air compressor machine to the problem of life cycle weak point, reduction friction and noise on solving.
In order to achieve the above object, the utility model provides a following technical scheme: a medium and high pressure oil lubricated reciprocating piston air compressor comprises:
a main body housing;
the transmission structure is movably arranged in the main body shell;
the compression structure is fixedly arranged on the main body shell and is connected with the transmission structure;
the transmission structure includes: the transmission shaft, the transmission rod, the nut, the sealing cover and the two pairs of bolts with the same structure;
the main body shell is of a front-wall-free cylindrical structure, the front wall of the main body shell is provided with two pairs of fastening threaded holes with the same structure at equal intervals along the circumference, the center part of the right side wall of the main body shell is provided with a transmission hole, the bearing is fixedly embedded in the rear side wall of the main body shell and is positioned at the center part, one end of the transmission rod is movably hung in the bearing, the diameter of one end of the transmission rod is smaller than that of the other end of the transmission rod, the circumference of the outer side wall of the transmission rod is provided with oblique threads, one end of the transmission rod is movably sleeved on one end of the transmission shaft and is positioned in the main body shell, the other end of the transmission rod movably penetrates through the transmission hole, the nut is movably sleeved on one end of the rotating shaft and is rotatably connected with the rotating shaft, the sealing cover is of a circular structure, the, one end of each of the two pairs of bolts respectively penetrates through the fastening through hole of the sealing cover in a movable manner and is respectively and movably screwed in the fastening threaded hole of the front wall of the main shell.
Preferably, the compression structure includes: the compression device comprises a compression shell, a pair of check valves with the same structure, a first piston, a switching threaded rod, a second piston, an oil storage cylinder, a sealing plug and a pair of sealing rings with the same structure;
the compression shell is of a hollow tubular structure without a left side wall, the left end of the compression shell is fixedly welded on the right side wall of the main shell and is positioned at the position of the transmission hole and is movably sleeved on the other end of the transmission rod, one opposite ends of a pair of check valves are respectively fixedly embedded in the right side wall of the compression shell and are respectively positioned at two sides of the central line in a symmetrical manner, the first piston is movably embedded in the compression shell, the central part of the left side wall of the first piston is provided with a mounting threaded hole, one end of the switching threaded rod is movably screwed in the mounting threaded hole of the side wall of the first piston, the other end of the switching threaded rod is movably connected on the other end of the transmission rod, the central part of the second piston is provided with a first threaded through hole, the left side wall of the second piston is equidistantly provided with two pairs of oil discharge grooves with the same structure, and the, and its oil discharge groove is relative with first piston, oil storage section of thick bamboo is no left side wall tubular structure, and its antetheca has seted up the tank filler sleeve to its right side wall central point department has seted up second screw through-hole, oil storage section of thick bamboo activity suit is on the switching threaded rod, and connects with the switching threaded rod mutually soon to be located between first piston and the second piston, the cartridge can be dismantled in the filler sleeve to the sealing plug, and a pair of the sealing washer is movable suit respectively on first piston and second piston, and laminates on the compression casing inside wall respectively.
Preferably, the first piston and the second piston are both of an inner concave ring structure and have the same diameter.
Preferably, the diameter of the oil storage cylinder is smaller than that of the first piston.
Preferably, the transmission shaft is of a Z-shaped structure.
Compared with the prior art, the beneficial effects of the utility model are that: according to the medium-high pressure oil lubrication reciprocating piston air compressor, an external driving device is connected through a rotating structure on a main body shell to drive a transmission shaft to rotate, so that the transmission shaft is driven to rotate to realize eccentric motion, and therefore a first piston and a second piston in a compression structure are driven to reciprocate in a compression shell to realize air extraction and compression; a certain amount of lubricating oil is stored in the oil storage cylinder and slowly flows out through the oil discharge groove, so that the lubricating oil is coated on the inner side wall of the compression shell in a hanging manner when the second piston moves, and then the first piston contacts the lubricating oil after moving to realize automatic lubrication; this design is ingenious, and motion, compression and lubricated implement the structure clear, easily add, operate, can reduce friction dynamics and noise, prolong life cycle simultaneously, reduce the periodic lubrication.
Drawings
Fig. 1 is a schematic view of the split structure of the present invention;
fig. 2 is a schematic view of the installation structure of the present invention;
fig. 3 is a schematic view of the appearance structure of the present invention.
In the figure: 1. the sealing device comprises a main body shell, 2, a transmission structure, 21, a bearing, 22, a transmission shaft, 23, a transmission rod, 24, a nut, 25, a sealing cover, 26, a bolt, 3, a compression structure, 31, a compression shell, 32, a one-way valve, 33, a first piston, 34, a switching threaded rod, 35, a second piston, 36, an oil storage cylinder, 37, a sealing plug, 38 and a sealing ring.
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. 1-3, the present invention provides a technical solution: a medium and high pressure oil lubricated reciprocating piston air compressor comprises: a main body casing 1; the transmission structure 2 is movably arranged in the main body shell 1; the compression structure 3 is fixedly arranged on the main body shell 1 and is connected with the transmission structure 2; the transmission structure 2 comprises: a transmission shaft 22, a transmission rod 23, a nut 24, a sealing cover 25 and two pairs of bolts 26 with the same structure; the main body shell 1 is of a front-wall-free cylindrical structure, the front wall of the main body shell is provided with two pairs of fastening threaded holes with the same structure at equal intervals along the circumference, the center part of the right side wall of the main body shell is provided with a transmission hole, a bearing 21 is fixedly embedded in the rear side wall of the main body shell 1 and is positioned at the center part, one end of a transmission rod 23 is movably hung in the bearing 21, the diameter of one end of the transmission rod 23 is smaller than that of the other end of the transmission rod 23, the circumference of the outer side wall of the transmission rod is provided with oblique threads, one end of the transmission rod 23 is movably sleeved on one end of a transmission shaft 22 and is positioned in the main body shell 1, the other end of the transmission rod is movably penetrated in the transmission hole, a nut 24 is movably sleeved on one end of a rotating shaft and is rotatably connected with the rotating shaft, a sealing cover, one ends of the two pairs of bolts 26 respectively penetrate through the fastening through holes of the sealing covers 25 movably and are respectively and movably screwed in the fastening threaded holes on the front wall of the main body shell 1; the eccentric motion can be realized through the transmission structure 2, and the requirement of reciprocating motion is further met.
Preferably, the compression structure 3 further includes: a compression shell 31, a pair of check valves 32 with the same structure, a first piston 33, a switching threaded rod 34, a second piston 35, an oil storage cylinder 36, a sealing plug 37 and a pair of sealing rings 38 with the same structure;
the compression shell 31 is a hollow tubular structure without a left side wall, the left end of the compression shell 31 is fixedly welded on the right side wall of the main body shell 1 and is positioned at the position of the transmission hole and is movably sleeved on the other end of the transmission rod 23, the opposite ends of a pair of check valves 32 are respectively fixedly embedded in the right side wall of the compression shell 31 and are respectively positioned at two symmetrical sides of the central line, the first piston 33 is movably embedded in the compression shell 31, the central part of the left side wall of the compression shell is provided with a mounting threaded hole, one end of a switching threaded rod 34 is movably screwed in the mounting threaded hole of the side wall of the first piston 33, the other end of the switching threaded rod is movably connected on the other end of the transmission rod 23, the central part of the second piston 35 is provided with a first threaded through hole, the left side wall of the second piston is equidistantly provided with two pairs of oil discharge grooves with the same structure, the second, an oil discharge groove of the oil storage cylinder 36 is opposite to the first piston 33, the oil storage cylinder is of a cylindrical structure without a left side wall, an oil filling hole is formed in the front wall of the oil storage cylinder, a second threaded through hole is formed in the center of the right side wall of the oil storage cylinder, the oil storage cylinder 36 is movably sleeved on the switching threaded rod 34, is connected with the switching threaded rod 34 in a rotating mode and is located between the first piston 33 and the second piston 35, the sealing plug 37 is detachably inserted into the oil filling hole, and the pair of sealing rings 38 are movably sleeved on the first piston 33 and the second piston 35 respectively and are attached to the inner side wall of the compression shell 31 respectively.
Preferably, the first piston 33 and the second piston 35 are both of an internally concave ring structure, and have the same diameter, so as to facilitate the sealing movement.
Preferably, the oil cylinder 36 has a smaller diameter than the first piston 33 for easy installation and movement.
Preferably, the transmission shaft 22 is a Z-shaped structure, so that the transmission rod 23 can eccentrically move to drive the piston to reciprocate.
The detailed connection means is a technique known in the art, and the following mainly describes the working principle and process, and the specific operation is as follows.
Example (b): as can be seen from fig. 1-3 of the specification, firstly, a certain amount of lubricating oil is added into an oil storage cylinder 36 on a switching threaded rod 34 inside a compression body in a compression structure 3, and after a sealing plug 37 is tightly covered and sealed, a sealing cover 25 in a transmission structure 2 is fixed on a main body shell 1 through a bolt 26 to realize sealing; the transmission shaft 22 is connected with an external driving device and rotates through a bearing 21, so that the transmission rod 23 which is mounted and limited through the nut 24 rotates in a driven manner to form eccentric motion, and then the first piston 33 and the second piston 35 are driven to move left and right in the compression shell 31 in a reciprocating manner; when moving to the left, the air suction is realized by opening one check valve 32, closing the other check valve 32 and moving to the right to compress air, which is the reverse of the above; when the first piston 33 and the second piston 35 move rightward, the lubricating oil in the oil storage cylinder 36 slowly flows out through the oil discharge groove, so that the lubricating oil is scraped and coated on the inner side wall of the compression shell 31 when the second piston 35 moves, and is scraped and coated again when the second piston moves rightward, the first piston 33 automatically oils through the scraping and coating part, and the sealing movement is realized by the sealing ring 38, so that the friction and the noise are reduced, the effects of extracting and compressing air are realized, and meanwhile, the service life is prolonged (note: because the space of the oil discharge groove is limited and is attached to the compression shell 31, the liquid in the groove slowly flows out, and therefore, the oil in the whole oil storage cylinder 36 also slowly overflows).
In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation; also, unless expressly stated or limited otherwise, the terms "fixedly welded," "movably threaded," "movably nested," "movably connected," "rotatably connected," and the like are to be construed broadly, e.g., as fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
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 (5)
1. The utility model provides a reciprocating piston air compressor machine of well high pressure oil lubrication which characterized in that includes:
a main body casing (1);
the transmission structure (2) is movably arranged in the main body shell (1);
the compression structure (3) is fixedly arranged on the main body shell (1) and is connected with the transmission structure (2);
the transmission structure (2) comprises: the device comprises a bearing (21), a transmission shaft (22), a transmission rod (23), a nut (24), a sealing cover (25) and two pairs of bolts (26) with the same structure;
the main body shell (1) is of a front-wall-free cylindrical structure, two pairs of fastening threaded holes with the same structure are formed in the front wall of the main body shell at equal intervals along the circumference, a transmission hole is formed in the center of the right side wall of the main body shell, the bearing (21) is fixedly embedded in the rear side wall of the main body shell (1) and is positioned in the center, one end of the transmission rod (23) is movably hung in the bearing (21), the diameter of one end of the transmission rod (23) is smaller than that of the other end of the transmission rod (23), oblique threads are formed in the circumference of the outer side wall of the transmission rod, one end of the transmission rod (23) is movably sleeved on one end of the transmission shaft (22) and is positioned in the main body shell (1), the other end of the transmission rod movably penetrates through the transmission hole, the nut (24) is movably sleeved on one end of the rotation shaft and is rotatably connected with the rotation shaft, the sealing cover (, the sealing cover (25) is detachably arranged on the front wall edge of the main body shell (1), one end of each of the two pairs of bolts (26) respectively penetrates through the fastening through hole of the sealing cover (25) in a movable mode, and is respectively and movably screwed in the fastening threaded hole of the front wall of the main body shell (1).
2. The medium and high pressure oil lubricated reciprocating piston air compressor as claimed in claim 1, wherein: the compression structure (3) comprising: the compression device comprises a compression shell (31), a pair of check valves (32) with the same structure, a first piston (33), a switching threaded rod (34), a second piston (35), an oil storage cylinder (36), a sealing plug (37) and a pair of sealing rings (38) with the same structure;
the compression shell (31) is of a hollow tubular structure without a left side wall, the left end of the compression shell (31) is fixedly welded on the right side wall of the main shell (1) and is positioned at the position of the transmission hole and movably sleeved on the other end of the transmission rod (23), the opposite ends of a pair of check valves (32) are respectively and fixedly embedded in the right side wall of the compression shell (31) and are respectively positioned at two symmetrical sides of the central line, the first piston (33) is movably embedded in the compression shell (31) and is provided with a mounting threaded hole at the central position of the left side wall, one end of the switching threaded rod (34) is movably screwed in the mounting threaded hole at the side wall of the first piston (33) and is movably connected at the other end of the transmission rod (23), the central position of the second piston (35) is provided with a first threaded through hole, and the left side wall of the second piston is provided with two pairs of oil discharge grooves with the same, the oil storage cylinder (36) is of a cylindrical structure without a left side wall, an oil filling hole is formed in the front wall of the oil storage cylinder, a second threaded through hole is formed in the center of the right side wall of the oil storage cylinder, the oil storage cylinder (36) is movably sleeved on the switching threaded rod (34) and is rotatably connected with the switching threaded rod (34) and located between the first piston (33) and the second piston (35), the sealing plug (37) is detachably inserted into the oil filling hole, and the sealing rings (38) are movably sleeved on the first piston (33) and the second piston (35) respectively and are attached to the inner side wall of the compression shell (31) respectively.
3. The medium and high pressure oil lubricated reciprocating piston air compressor as claimed in claim 2, wherein: the first piston (33) and the second piston (35) are both of an inward concave ring structure and have the same diameter.
4. The medium and high pressure oil lubricated reciprocating piston air compressor as claimed in claim 2, wherein: the diameter of the oil storage cylinder (36) is smaller than that of the first piston (33).
5. The medium and high pressure oil lubricated reciprocating piston air compressor as claimed in claim 1, wherein: the transmission shaft (22) is of a Z-shaped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020938889.9U CN213016664U (en) | 2020-05-28 | 2020-05-28 | Medium-high pressure oil lubrication reciprocating piston air compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020938889.9U CN213016664U (en) | 2020-05-28 | 2020-05-28 | Medium-high pressure oil lubrication reciprocating piston air compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213016664U true CN213016664U (en) | 2021-04-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020938889.9U Active CN213016664U (en) | 2020-05-28 | 2020-05-28 | Medium-high pressure oil lubrication reciprocating piston air compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213016664U (en) |
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2020
- 2020-05-28 CN CN202020938889.9U patent/CN213016664U/en active Active
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