CN216111260U - Portable integral type air screw compressor - Google Patents
Portable integral type air screw compressor Download PDFInfo
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- CN216111260U CN216111260U CN202122220447.8U CN202122220447U CN216111260U CN 216111260 U CN216111260 U CN 216111260U CN 202122220447 U CN202122220447 U CN 202122220447U CN 216111260 U CN216111260 U CN 216111260U
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Abstract
The utility model belongs to the technical field of compressors, and particularly relates to a portable integrated air screw compressor which comprises a driving structure, wherein the driving structure comprises a motor shell, the left end of the motor shell is provided with a sealing cover, the inner wall of the motor shell is provided with a motor rotor, the motor rotor is fixedly connected with a rotating shaft, and the right end of the motor shell is integrally provided with a first flange plate, and the portable integrated air screw compressor has the beneficial effects that: the electric motor rotor drives the axis of rotation rotatoryly, the axis of rotation is under the effect of first bearing, second bearing and third bearing, thereby the axis of rotation can be the steady rotation, and fall the piece of making an uproar at the second, under the effect of the first piece of making an uproar, offset the eccentric amplitude that the axis of rotation produced, thereby weaken the eccentric vibration of axis of rotation, thereby reduce the noise that eccentric vibration produced, drive structure, connect through ring flange and bolt between noise control device and the host casing, thereby be convenient for carry out the dismouting.
Description
Technical Field
The utility model relates to the technical field of compressors, in particular to a portable integrated air screw compressor.
Background
A compressor, which is a driven fluid machine for lifting low-pressure gas into high-pressure gas, and is a heart of a refrigeration system; the high-temperature and high-pressure refrigerant gas is discharged to an exhaust pipe to provide power for a refrigeration cycle after the low-temperature and low-pressure refrigerant gas is sucked from an air suction pipe and is compressed by driving a piston through the operation of a motor; thereby realizing a refrigeration cycle of compression → condensation (heat release) → expansion → evaporation (heat absorption); the compressor is divided into a piston compressor, a screw compressor, a centrifugal compressor, a linear compressor and the like, the terms introduce the working principle, classification, accessories, specifications, operation requirements, production of the compressor, common faults, environmental protection requirements, selection principles, installation conditions and development trends of the compressor, the compressor is regarded as the heart of a refrigeration system, the special term which can show the characteristics of the compressor is called as a vapor pump, the compressor actually bears the responsibility of increasing pressure and increasing the suction pressure state to the discharge pressure state, the compression ratio is a technical representation mode of pressure difference, the compression ratio is the absolute pressure of a high-pressure side divided by the absolute pressure of a low-pressure side, the calculation of the compression ratio must adopt an absolute pressure value, in order to avoid the negative value of a calculated compression ratio, the absolute pressure must be adopted when the pressure ratio is calculated instead of the gauge pressure, the calculated value can be a positive value by adopting the absolute pressure value, this is only significant; the screw compressor, also called a screw compressor, includes a screw air compressor and a screw process compressor (vinyl chloride compressor, etc.), and the screw machine is a positive displacement type double-screw oil injection compressor, generally a box type skid-mounted structure.
In the operation process of the existing integrated air screw compressor, because the driving shaft can generate eccentric vibration, the deflection can generate great noise, thereby generating noise pollution; and the compressor is inconvenient to take and install.
SUMMERY OF THE UTILITY MODEL
The utility model is provided in view of the problems existing in the prior portable integrated air screw compressor.
Therefore, the utility model aims to provide a portable integrated air screw compressor, which is characterized in that the noise-proof device is arranged, and the second noise-reducing block and the first noise-reducing block are utilized, so that the eccentric vibration of the driving shaft is greatly reduced, the noise is greatly reduced, and the noise pollution is reduced.
To solve the above technical problem, according to an aspect of the present invention, the present invention provides the following technical solutions:
the utility model provides a portable integral type air screw compressor, includes the drive structure, the drive structure includes motor casing, the closing cap is installed to the motor casing left end, the motor casing inner wall is equipped with electric motor rotor, electric motor rotor fixed connection axis of rotation, motor casing right-hand member integrated into one piece is equipped with first ring flange, still includes: the noise prevention device is positioned on the right side of the driving structure; the right end of the noise-proof device is fixedly connected with a host shell, a fourth flange plate is integrally formed at the left end of the host shell, and a screw rotor is arranged in the host shell;
the anti-noise device comprises an anti-noise shell, wherein a first bearing is sleeved on the inner wall of the anti-noise shell, a fixed block is arranged at the right end of the first bearing and connected with a first noise reduction block through a bolt, a second bearing is arranged on the right side of the first noise reduction block, a second noise reduction block is arranged on the right side of the second bearing, a second flange plate is arranged at the left end of the anti-noise shell in an integrally formed mode, a third flange plate is arranged on the right end of the anti-noise shell in an integrally formed mode, and a portable handle is arranged on the outer wall of the anti-noise shell.
As a preferable aspect of the portable integrated air screw compressor of the present invention, wherein: the first bearings are provided with two groups, and a gasket is arranged between the two groups of first bearings.
As a preferable aspect of the portable integrated air screw compressor of the present invention, wherein: the first noise reduction block is provided with a nut groove and a first internal thread hole, the fixed block is provided with a second internal thread hole, the inner walls of the first internal thread hole and the second internal thread hole are in threaded connection with a pin, and a nut of the pin is located in the nut groove.
As a preferable aspect of the portable integrated air screw compressor of the present invention, wherein: the second bearing is installed on a bearing seat, and the bearing seat is installed on the inner wall of the noise-proof shell.
As a preferable aspect of the portable integrated air screw compressor of the present invention, wherein: the first noise reduction block and the second noise reduction block are connected with the inner ring of the second bearing through bolts.
As a preferable aspect of the portable integrated air screw compressor of the present invention, wherein: the fixed block, the second bearing and the gasket are all sleeved on the rotating shaft, and the outer wall of the rotating shaft is sleeved with the third bearing.
As a preferable aspect of the portable integrated air screw compressor of the present invention, wherein: the screw rotor is installed on the rotating shaft, and the third bearing is sleeved in the inner cavities of the third flange plate and the fourth flange plate.
As a preferable aspect of the portable integrated air screw compressor of the present invention, wherein: the first flange plate is connected with the second flange plate through bolts, the third flange plate is connected with the fourth flange plate through bolts, fixing columns are inserted at two ends of the portable handle, through holes are formed in the fixing columns, the portable handle is inserted in the inner walls of the through holes, and the fixing columns are welded on the outer wall of the noise-proof shell.
Compared with the prior art:
1. the motor rotor drives the rotating shaft to rotate, the rotating shaft is under the action of the first bearing, the second bearing and the third bearing, so that the rotating shaft can stably rotate, and under the action of the second noise reduction block and the first noise reduction block, the eccentric amplitude generated by the rotation of the rotating shaft is offset, so that the eccentric vibration of the rotating shaft is weakened, and the noise generated by the eccentric vibration is reduced;
2. the driving structure, the noise-proof device and the main machine shell are connected through a flange plate and a bolt, so that the disassembly and the assembly are convenient;
3. through setting up portable handle, be convenient for take, be convenient for install the compressor on equipment.
Drawings
FIG. 1 is a schematic structural view provided by the present invention;
FIG. 2 is a cross-sectional view of FIG. 1 provided with the present invention;
FIG. 3 is an enlarged view of the noise preventing device of FIG. 2 according to the present invention;
fig. 4 is an enlarged view of a portion a of fig. 3 according to the present invention.
In the figure: the noise-proof device comprises a driving structure 1, a motor shell 11, a sealing cover 12, a first flange 13, a motor rotor 14, a rotating shaft 15, a noise-proof device 2, a fixing column 20, a first internal thread hole 2021, a noise-proof shell 21, a second flange 22, a through hole 221, a carrying handle 23, a third flange 24, a first bearing 25, a gasket 26, a second bearing 27, a fixing block 28, a second internal thread hole 281, a second noise-proof block 29, a first noise-proof block 202, a bearing seat 203, a pin 204, a main machine shell 3, a fourth flange 31, a screw rotor 32 and a third bearing 4.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail with reference to the accompanying drawings.
The utility model provides a portable integrated air screw compressor, please refer to fig. 1-4, a portable integrated air screw compressor, including a driving structure 1, the driving structure 1 includes a motor housing 11, a sealing cover 12 is installed at the left end of the motor housing 11, a motor rotor 14 is installed at the inner wall of the motor housing 11, the motor rotor 14 is fixedly connected with a rotating shaft 15, a first flange 13 is integrally formed at the right end of the motor housing 11, and also includes: a noise preventing device 2 positioned at the right side of the driving structure 1; the right end of the noise-proof device 2 is fixedly connected with the main machine shell 3, the left end of the main machine shell 3 is integrally formed with a fourth flange 31, and a screw rotor 32 is arranged in the main machine shell 3;
the noise-proof device 2 comprises a noise-proof shell 21, the inner wall of the noise-proof shell 21 is sleeved with a first bearing 25, the right end of the first bearing 25 is provided with a fixed block 28, the fixed block 28 is connected with a first noise-reducing block 202 through a bolt, the right side of the first noise-reducing block 202 is provided with a second bearing 27, the right side of the second bearing 27 is provided with a second noise-reducing block 29, the left end of the noise-proof shell 21 is integrally provided with a second flange plate 22, the right end of the noise-proof shell 21 is integrally provided with a third flange plate 24, and the outer wall of the noise-proof shell 21 is provided with a portable handle 23;
further, two sets of first bearings 25 are provided, and a spacer 26 is provided between the two sets of first bearings 25.
Further, a nut groove 2022 and a first internal thread hole 2021 are formed in the first noise reduction block 202, a second internal thread hole 281 is formed in the fixed block 28, a pin 204 is connected to inner walls of the first internal thread hole 2021 and the second internal thread hole 281 in a threaded manner, and a nut of the pin 204 is located in the nut groove 2022.
Further, the second bearing 27 is mounted on a bearing housing 203, and the bearing housing 203 is mounted on an inner wall of the noise-proof housing 21.
Further, the first noise reduction block 202 and the second noise reduction block 29 are coupled to the inner ring of the second bearing 27 by bolts 206.
Further, the fixed block 28, the second bearing 27 and the gasket 26 are all sleeved on the rotating shaft 15, and the outer wall of the rotating shaft 15 is sleeved with the third bearing 4.
Further, the screw rotor 32 is installed on the rotating shaft 15, and the third bearing 4 is sleeved in the inner cavities of the third flange plate 24 and the fourth flange plate 31.
Furthermore, the first flange plate 13 is connected with the second flange plate 22 through bolts, the third flange plate 24 is connected with the fourth flange plate 31 through bolts, the fixing posts 20 are inserted at two ends of the handle grip 23, the fixing posts 20 are provided with through holes 221, the handle grip 23 is inserted in the inner walls of the through holes 221, and the fixing posts 20 are welded on the outer wall of the noise-proof housing 21.
When specifically using, motor rotor 14 drives axis of rotation 15 rotatory, and axis of rotation 15 is under first bearing 25, second bearing 27 and third bearing 4's effect to axis of rotation 15 can the steady rotation, and fall under the effect of piece 29, the first piece 202 of making an uproar, offset the rotatory eccentric amplitude that produces of axis of rotation 15 at the second, thereby weaken the eccentric vibration of axis of rotation 15, thereby reduce the noise that eccentric vibration produced.
While the utility model has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model. In particular, the various features of the disclosed embodiments of the utility model may be used in any combination, provided that no structural conflict exists, and the combinations are not exhaustively described in this specification merely for the sake of brevity and resource conservation. Therefore, it is intended that the utility model not be limited to the particular embodiments disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.
Claims (8)
1. The utility model provides a portable integral type air screw compressor, includes drive structure (1), drive structure (1) includes motor casing (11), closing cap (12) are installed to motor casing (11) left end, motor casing (11) inner wall is equipped with electric motor rotor (14), electric motor rotor (14) fixed connection axis of rotation (15), its characterized in that, motor casing (11) right-hand member integrated into one piece is equipped with first ring flange (13), still includes: a noise-proof device (2) positioned on the right side of the driving structure (1); the right end of the noise-proof device (2) is fixedly connected with a host shell (3), a fourth flange (31) is integrally formed at the left end of the host shell (3), and a screw rotor (32) is arranged in the host shell (3);
the anti-noise device (2) comprises an anti-noise shell (21), wherein a first bearing (25) is sleeved on the inner wall of the anti-noise shell (21), a fixed block (28) is arranged at the right end of the first bearing (25), the fixed block (28) is connected with a first noise reduction block (202) through a bolt, a second bearing (27) is arranged on the right side of the first noise reduction block (202), a second noise reduction block (29) is arranged on the right side of the second bearing (27), a second flange plate (22) is integrally formed at the left end of the anti-noise shell (21), a third flange plate (24) is integrally formed at the right end of the anti-noise shell (21), and a portable handle (23) is installed on the outer wall of the anti-noise shell (21).
2. A portable integrated air screw compressor according to claim 1, characterized in that the first bearings (25) are provided in two sets, and a gasket (26) is provided between the two sets of first bearings (25).
3. The portable integrated air screw compressor of claim 1, wherein the first noise reduction block (202) is provided with a nut groove (2022) and a first internally threaded hole (2021), the fixed block (28) is provided with a second internally threaded hole (281), a pin (204) is screwed into the inner walls of the first internally threaded hole (2021) and the second internally threaded hole (281), and the nut of the pin (204) is located in the nut groove (2022).
4. A portable integrated air screw compressor according to claim 1, characterized in that the second bearing (27) is mounted on a bearing housing (203), the bearing housing (203) being mounted on the inner wall of the noise proof housing (21).
5. A portable integrated air screw compressor according to claim 1, characterized in that the first and second noise reducing blocks (202, 29) are connected to the inner ring of the second bearing (27) by bolts (206).
6. The portable integrated air screw compressor of claim 1, wherein the fixed block (28), the second bearing (27) and the gasket (26) are sleeved on the rotating shaft (15), and the outer wall of the rotating shaft (15) is sleeved with the third bearing (4).
7. A portable integrated air screw compressor according to claim 6, characterized in that the screw rotor (32) is mounted on the rotating shaft (15), and the third bearing (4) is sleeved in the inner cavities of the third flange plate (24) and the fourth flange plate (31).
8. The portable integrated air screw compressor of claim 1, wherein the first flange (13) and the second flange (22) are connected by bolts, the third flange (24) and the fourth flange (31) are connected by bolts, the two ends of the handle (23) are inserted into the fixing posts (20), the fixing posts (20) are provided with through holes (221), the handle (23) is inserted into the through holes (221), and the fixing posts (20) are welded on the outer wall of the noise-proof housing (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122220447.8U CN216111260U (en) | 2021-09-14 | 2021-09-14 | Portable integral type air screw compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122220447.8U CN216111260U (en) | 2021-09-14 | 2021-09-14 | Portable integral type air screw compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216111260U true CN216111260U (en) | 2022-03-22 |
Family
ID=80733712
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122220447.8U Active CN216111260U (en) | 2021-09-14 | 2021-09-14 | Portable integral type air screw compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216111260U (en) |
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2021
- 2021-09-14 CN CN202122220447.8U patent/CN216111260U/en active Active
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