CN114109776A - Coaxial linear oilless ultrahigh pressure compressor - Google Patents
Coaxial linear oilless ultrahigh pressure compressor Download PDFInfo
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- CN114109776A CN114109776A CN202111416886.4A CN202111416886A CN114109776A CN 114109776 A CN114109776 A CN 114109776A CN 202111416886 A CN202111416886 A CN 202111416886A CN 114109776 A CN114109776 A CN 114109776A
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- Prior art keywords
- compression cylinder
- pressure
- low
- cylinder cover
- pressure piston
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B37/00—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00
- F04B37/10—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 for special use
- F04B37/12—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 for special use to obtain high pressure
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B25/00—Multi-stage pumps
- F04B25/005—Multi-stage pumps with two cylinders
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B35/00—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for
- F04B35/04—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for the means being electric
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/10—Adaptations or arrangements of distribution members
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/10—Adaptations or arrangements of distribution members
- F04B39/1006—Adaptations or arrangements of distribution members the members being ball valves
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Compressor (AREA)
Abstract
The invention discloses a coaxial linear oilless ultrahigh pressure compressor, which comprises a motor, wherein an output shaft of the motor is connected with an eccentric wheel, the eccentric wheel is arranged in a crankshaft box body, an eccentric shaft of the eccentric wheel is connected with a connecting rod A and a connecting rod B through a bearing, the other end of the connecting rod A is connected with a low-pressure piston A through a bearing, and one end of an inner hexagon bolt sequentially penetrates through a first-stage compression cylinder cover and a valve plate to be connected with the left side of the crankshaft box body; the other end of the connecting rod B is connected with a low-pressure piston B through a bearing, the right side of the low-pressure piston B is connected with a high-pressure push rod through threads, the right end of the high-pressure push rod is arranged in a secondary air chamber, and the right end of the secondary air chamber is arranged in a one-way valve seat; one end of the inner hexagon bolt penetrates through the secondary compression cylinder cover to be connected with the right side of the crankcase body; and the air outlet on the first-stage compression cylinder cover is connected with the air inlet on the second-stage compression cylinder cover through an air pipe. The invention has compact structure and reasonable design, reduces vibration, reduces noise and improves production efficiency when the compressor works.
Description
Technical Field
The invention relates to the technical field of air compressors, in particular to a coaxial linear oilless ultrahigh pressure compressor.
Background
The air compressor is a basic product of industrial modernization, generally speaking, the electrical and automation has full pneumatic meaning, the air compressor provides air source power, is a main body of an electromechanical air-entraining source device of core equipment of a pneumatic system, and is a device for converting mechanical energy of prime power into gas pressure energy, and the air compressor can compress air in an air storage tank when in operation. All or most of the components of an existing air compressor (e.g., air tanks, pumps, frames, etc.) are secured together as an air compressor unit. This makes the air compressor cumbersome and difficult to move around the worksite. Most of the traditional air compressors use a rotary motor to drive a piston to reciprocate through a conversion mechanism so as to achieve the purpose of compressing air, the rotary motor provides rotary motion, for example, a set of conversion mechanism is required for converting the rotary motion into linear motion of the piston, and the common conversion mechanism is a crank-connecting rod mechanism. The used crank-link mechanism causes the overall structure of the compressor to be huge, and the transmission efficiency is low due to more transmission links, so that the air compressor with the structure has the advantages of complex overall structure, huge volume, high noise, serious abrasion and short service life; therefore, it is necessary to provide a coaxial linear oil-free ultrahigh pressure compressor.
Disclosure of Invention
The invention aims to solve the technical problems and provides a coaxial linear oil-free ultrahigh pressure compressor.
In order to achieve the technical purpose and achieve the technical requirements, the technical scheme adopted by the invention is that the coaxial linear oil-free ultrahigh pressure compressor comprises a motor and is characterized in that: an output shaft of the motor is connected with an eccentric wheel, the eccentric wheel is arranged in a crankshaft box body, an eccentric shaft of the eccentric wheel is connected with a connecting rod A and a connecting rod B through a bearing, the other end of the connecting rod A is connected with a pin shaft A through a bearing, the pin shaft A is connected with a low-pressure piston A, the left side of the low-pressure piston A is connected with a low-pressure piston gland through a bolt, and the low-pressure piston A and the low-pressure piston gland are arranged in a primary compression cylinder sleeve; the left side of the crankcase body is provided with a primary compression cylinder sleeve, the left side of the primary compression cylinder sleeve is provided with a valve plate, the left side of the valve plate is provided with a primary compression cylinder cover, and one end of an inner hexagon bolt sequentially penetrates through the primary compression cylinder cover and the valve plate to be connected with the left side of the crankcase body; the other end of the connecting rod B is connected with a pin shaft B through a bearing, a low-pressure piston B is connected onto the pin shaft B, and the low-pressure piston B is arranged in a secondary compression cylinder sleeve; the right side of the low-pressure piston B is connected with a high-pressure push rod through threads, the right end of the high-pressure push rod is arranged in the secondary air chamber, and the right end of the secondary air chamber is arranged in the one-way valve seat; the right end of the one-way valve is connected with a high-pressure air outlet connector through threads, a secondary compression cylinder cover is arranged on the outer ring of the one-way valve seat, and one end of an inner hexagon bolt penetrates through the secondary compression cylinder cover to be connected with the right side of the crankcase body; and the air outlet on the first-stage compression cylinder cover is connected with the air inlet on the second-stage compression cylinder cover through an air pipe.
Preferably: the rear side of the first-stage compression cylinder cover is provided with an air inlet, and the front side of the first-stage compression cylinder cover is provided with an air outlet.
Preferably: the left side and the right side of the valve plate are connected with the valve plate through bolts, an air chamber partition sealing piece is arranged between the valve plate and the primary compression cylinder cover, and a sealing piece is arranged between the valve plate and the primary compression cylinder sleeve.
Preferably: and the front side of the secondary compression cylinder cover is provided with an air inlet, and a high-pressure air outlet is arranged in the high-pressure air outlet joint.
Preferably: and a high-pressure air outlet channel and a low-pressure air inlet channel are arranged in the one-way valve seat, and a valve ball and a spring are respectively arranged in the high-pressure air outlet channel and the low-pressure air inlet channel.
Preferably: and the outer rings of the low-pressure piston A and the low-pressure piston B are respectively provided with two wear-resisting rings, and the outer ring of the low-pressure piston gland is provided with a wear-resisting ring.
Preferably: and two sealing rings are arranged between the secondary compression cylinder cover and the one-way valve seat.
Compared with the prior art, the invention has the following beneficial effects:
the invention has the advantages of reasonable design, small volume, convenient carrying and good balance, reduces vibration, reduces noise and improves production efficiency when the compressor works.
Drawings
FIG. 1 is a schematic view of the main assembly of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is a front cut-away schematic view of the present invention;
FIG. 4 is a cutaway view of a one-way valve seat according to the present invention;
in the figure: 1. the device comprises a motor, 2, a first-stage compression cylinder sleeve, 3, a valve plate, 4, a first-stage compression cylinder cover, 4-1, an air outlet, 5, a crankcase body, 6, an air pipe, 7, a second-stage compression cylinder cover, 7-1, an air inlet, 8, a high-pressure air outlet joint, 8-1, a high-pressure air outlet, 9, a second-stage compression cylinder sleeve, 10, a hexagon socket head cap screw, 11, an eccentric wheel, 12, low-pressure pistons A, 13, a wear-resisting ring, 14, connecting rods A, 15, connecting rods B, 16, a high-pressure push rod, 17, a second-stage air chamber, 18, low-pressure pistons B, 19, pin shafts A, 20, an air chamber partition sealing piece, 21, a low-pressure piston gland, 22, a sealing piece, 23, pin shafts B, 24, a sealing ring, 25, a one-way valve seat, 25-1, a high-pressure air outlet channel, 25-2 and a low-pressure air inlet channel.
Detailed Description
In order to make the objects, technical solutions and advantageous effects of the present invention more clear, the present invention will be further described in detail with reference to the accompanying drawings and the detailed description.
In the drawings: coaxial straight line does not have oily superhigh pressure compressor, including motor 1, its characterized in that: an output shaft of the motor 1 is connected with an eccentric wheel 11, and the eccentric wheel 11 is arranged in the crankcase body 5; the eccentric shaft of the eccentric wheel 11 is connected with a connecting rod A14 and a connecting rod B15 through bearings, the other end of the connecting rod A14 is connected with a pin shaft A19 through bearings, the pin shaft A19 is connected with a low-pressure piston A12, the left side of the low-pressure piston A12 is connected with a low-pressure piston gland 21 through bolts, and the low-pressure piston A12 and the low-pressure piston gland 21 are arranged in the first-stage compression cylinder sleeve 2; the left side of the crankcase body 5 is provided with a primary compression cylinder sleeve 2, the left side of the primary compression cylinder sleeve 2 is provided with a valve plate 3, the left side of the valve plate 3 is provided with a primary compression cylinder cover 4, and one end of an inner hexagon bolt 10 sequentially penetrates through the primary compression cylinder cover 4 and the valve plate 3 to be connected with the left side of the crankcase body 5; the other end of the connecting rod B15 is connected with a pin B23 through a bearing, a low-pressure piston B18 is connected to a pin B23, and the low-pressure piston B18 is arranged in the secondary compression cylinder sleeve 9; the right side of the low-pressure piston B18 is connected with a high-pressure push rod 16 through threads, the right end of the high-pressure push rod 16 is arranged in a secondary air chamber 17, and the right end of the secondary air chamber 17 is arranged in a one-way valve seat 25; the right end of the one-way valve seat 25 is connected with a high-pressure air outlet connector 8 through threads, a secondary compression cylinder cover 4 is arranged on the outer ring of the one-way valve seat 25, and one end of an inner hexagon bolt 10 penetrates through the secondary compression cylinder cover 7 to be connected with the right side of the crankcase body 5; and an air outlet 4-1 on the first-stage compression cylinder cover 4 is connected with an air inlet 7-1 on the second-stage compression cylinder cover 7 through an air pipe 6.
In the preferred embodiment, an air inlet is arranged at the rear side of the first-stage compression cylinder cover 4, and an air outlet 4-1 is arranged at the front side of the first-stage compression cylinder cover 4.
In the preferred embodiment, the left side and the right side of the valve plate 3 are connected with valve plates through bolts, an air chamber partition sealing element 20 is arranged between the valve plate 3 and the first-stage compression cylinder cover 4, and a sealing element 22 is arranged between the valve plate 3 and the first-stage compression cylinder sleeve 2.
In the preferred embodiment, the front side of the secondary compression cylinder cover 7 is provided with an air inlet 7-1, and the high-pressure air outlet joint 8 is internally provided with a high-pressure air outlet 8-1.
In the preferred embodiment, a high-pressure air outlet channel 25-1 and a low-pressure air inlet channel 25-2 are arranged in the one-way valve seat 25, and a valve ball and a spring are respectively arranged in the high-pressure air outlet channel 25-1 and the low-pressure air inlet channel 25-2.
In the preferred embodiment, two wear-resisting rings 13 are respectively arranged on the outer rings of the low-pressure piston a12 and the low-pressure piston B18, and the wear-resisting ring 13 is arranged on the outer ring of the low-pressure piston gland 21.
In the preferred embodiment, two sealing rings 24 are arranged between the two-stage compression cylinder cover 7 and the one-way valve seat 25.
In specific implementation, the motor 1 drives the eccentric wheel 11, and the eccentric wheel 11 moves left and right through the connecting rod A14 and the connecting rod B15; when the low-pressure piston A12 moves rightwards, air enters from an air inlet on the primary compression cylinder cover 4, a valve plate on the right side of the valve plate 3 is jacked to enter the primary compression cylinder sleeve 2, and meanwhile, the low-pressure piston B18 moves rightwards; when the low-pressure piston A12 moves leftwards, the gas jacks up the valve plate on the left side of the valve plate 3, the gas passes through the gas pipe 6 from the gas outlet 4-1 of the primary compression cylinder cover 4 to reach the gas inlet 7-1 of the secondary compression cylinder cover 7, the gas enters the low-pressure gas inlet channel 25-2 in the one-way valve seat 25, and the valve ball at the port of the low-pressure gas inlet channel 25-2 is jacked up to enter the one-way valve seat 25; when the high-pressure push rod 16 moves rightwards, the gas pushes open a valve ball at the opening of a high-pressure gas outlet channel 25-1 in the one-way valve seat 25, and compressed gas enters the gas storage bottle from a high-pressure gas outlet 8-1 in the high-pressure gas outlet joint 8; the invention has the advantages of compact structure, small volume, convenient carrying and good balance, reduces vibration, reduces noise and improves production efficiency when the compressor works.
The above-mentioned embodiments of the present invention are only examples for clearly illustrating the present invention, but not intended to limit the scope of the present invention, and all equivalent technical solutions also belong to the scope of the present invention, and the scope of the present invention should be defined by the claims.
Claims (7)
1. Coaxial straight line does not have oily superhigh pressure compressor, including motor (1), its characterized in that: an output shaft of the motor (1) is connected with an eccentric wheel (11), and the eccentric wheel (11) is arranged in the crankcase body (5); the eccentric shaft of the eccentric wheel (11) is connected with a connecting rod A (14) and a connecting rod B (15) through a bearing, the other end of the connecting rod A (14) is connected with a pin shaft A (19) through a bearing, a low-pressure piston A (12) is connected onto the pin shaft A (19), the left side of the low-pressure piston A (12) is connected with a low-pressure piston gland (21) through a bolt, and the low-pressure piston A (12) and the low-pressure piston gland (21) are arranged in the primary compression cylinder sleeve (2); the left side of the crankcase body (5) is provided with a primary compression cylinder sleeve (2), the left side of the primary compression cylinder sleeve (2) is provided with a valve plate (3), the left side of the valve plate (3) is provided with a primary compression cylinder cover (4), and one end of an inner hexagon bolt (10) sequentially penetrates through the primary compression cylinder cover (4) and the valve plate (3) to be connected with the left side of the crankcase body (5); the other end of the connecting rod B (15) is connected with a pin shaft B (23) through a bearing, a low-pressure piston B (18) is connected onto the pin shaft B (23), and the low-pressure piston B (18) is arranged in the secondary compression cylinder sleeve (9); the right side of the low-pressure piston B (18) is connected with a high-pressure push rod (16) through threads, the right end of the high-pressure push rod (16) is arranged in a secondary air chamber (17), and the right end of the secondary air chamber (17) is arranged in a one-way valve seat (25); the right end of the one-way valve seat (25) is connected with a high-pressure air outlet connector (8) through threads, a secondary compression cylinder cover (4) is arranged on the outer ring of the one-way valve seat (25), and one end of an inner hexagon bolt (10) penetrates through the secondary compression cylinder cover (7) to be connected with the right side of the crankcase body (5); an air outlet (4-1) on the first-stage compression cylinder cover (4) is connected with an air inlet (7-1) on the second-stage compression cylinder cover (7) through an air pipe (6).
2. The coaxial linear oil-free ultrahigh pressure compressor according to claim 1, characterized in that: the rear side of the first-stage compression cylinder cover (4) is provided with an air inlet, and the front side of the first-stage compression cylinder cover (4) is provided with an air outlet (4-1).
3. The coaxial linear oil-free ultrahigh pressure compressor according to claim 1, characterized in that: the left side and the right side of the valve plate (3) are connected with valve plates through bolts, an air chamber partition sealing piece (20) is arranged between the valve plate (3) and the primary compression cylinder cover (4), and a sealing piece (22) is arranged between the valve plate (3) and the primary compression cylinder sleeve (2).
4. The coaxial linear oil-free ultrahigh pressure compressor according to claim 1, characterized in that: an air inlet (7-1) is arranged on the front side of the secondary compression cylinder cover (7), and a high-pressure air outlet (8-1) is arranged in the high-pressure air outlet joint (8).
5. The coaxial linear oil-free ultrahigh pressure compressor according to claim 1, characterized in that: a high-pressure air outlet channel (25-1) and a low-pressure air inlet channel (25-2) are arranged in the one-way valve seat (25), and a valve ball and a spring are arranged in the high-pressure air outlet channel (25-1) and the low-pressure air inlet channel (25-2) respectively.
6. The coaxial linear oil-free ultrahigh pressure compressor according to claim 1, characterized in that: the outer rings of the low-pressure piston A (12) and the low-pressure piston B (18) are respectively provided with two wear-resisting rings (13), and the outer ring of the low-pressure piston gland (21) is provided with the wear-resisting rings (13).
7. The coaxial linear oil-free ultrahigh pressure compressor according to claim 1, characterized in that: two sealing rings (24) are arranged between the secondary compression cylinder cover (7) and the one-way valve seat (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111416886.4A CN114109776A (en) | 2021-11-26 | 2021-11-26 | Coaxial linear oilless ultrahigh pressure compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111416886.4A CN114109776A (en) | 2021-11-26 | 2021-11-26 | Coaxial linear oilless ultrahigh pressure compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114109776A true CN114109776A (en) | 2022-03-01 |
Family
ID=80373372
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111416886.4A Pending CN114109776A (en) | 2021-11-26 | 2021-11-26 | Coaxial linear oilless ultrahigh pressure compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114109776A (en) |
-
2021
- 2021-11-26 CN CN202111416886.4A patent/CN114109776A/en active Pending
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