CN215860783U - Energy-saving permanent magnet synchronous frequency conversion screw air compressor - Google Patents
Energy-saving permanent magnet synchronous frequency conversion screw air compressor Download PDFInfo
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- CN215860783U CN215860783U CN202121903896.6U CN202121903896U CN215860783U CN 215860783 U CN215860783 U CN 215860783U CN 202121903896 U CN202121903896 U CN 202121903896U CN 215860783 U CN215860783 U CN 215860783U
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Abstract
The utility model provides an energy-saving permanent magnet synchronous variable frequency screw air compressor, which comprises a second casing and a first casing, wherein two air compression screws which are meshed with each other are arranged in the first casing, driving shafts at two ends of the air compression screws are respectively and rotatably installed between the first casing and the second casing, one end of the second casing is provided with a second installation shell, the other end of the second casing is provided with a third installation shell, one end of the first casing is provided with a fourth installation shell, the other end of the first casing is provided with a first installation shell, the first installation shell and the second installation shell are correspondingly arranged, and the third installation shell and the fourth installation shell are correspondingly arranged; and the driving shafts at two ends of one air compression screw respectively extend into the fourth mounting shell and the first mounting shell, and the tail ends of the driving shafts are respectively and coaxially connected with the connecting shaft. When the air compressor is used, outside air is pumped into the shell through the air inlet channel, so that the air suction capacity of the air compressor is larger, the air compressor is compressed more thoroughly, and the effect is more obvious.
Description
Technical Field
The utility model belongs to the technical field of screw air compressors, and particularly relates to an energy-saving permanent magnet synchronous variable frequency screw air compressor.
Background
The screw air compressor provides high-quality compressed air for various industries by virtue of the advantages of high efficiency, no maintenance, high reliability and the like, but the traditional screw air compressor does not have an air inlet auxiliary function at an air inlet, so that an energy-saving permanent magnet synchronous variable frequency screw air compressor is provided.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides an energy-saving permanent magnet synchronous variable frequency screw air compressor.
The technical scheme of the utility model is realized as follows: an energy-saving permanent magnet synchronous variable frequency screw air compressor comprises a second casing and a first casing, wherein two air compression screws which are meshed with each other are arranged in the first casing, driving shafts at two ends of the air compression screws are respectively and rotatably installed between the first casing, a second installation casing is installed at one end of the second casing, a third installation casing is installed at the other end of the second casing, a fourth installation casing is installed at one end of the first casing, and a first installation casing is installed at the other end of the first casing, wherein the first installation casing and the second installation casing are correspondingly arranged, and the third installation casing and the fourth installation casing are correspondingly arranged;
the driving shafts at two ends of one air compression screw respectively extend into the fourth mounting shell and the first mounting shell, the tail ends of the driving shafts are respectively and coaxially connected with a connecting shaft, the other end of each connecting shaft is rotatably mounted on the fourth mounting shell and the first mounting shell, each connecting shaft is coaxially connected with a turntable, the edge of each turntable is provided with a conical surface, and the surface of each conical surface is provided with gear teeth;
an air exhaust channel is arranged at the top of the second mounting shell and is communicated with the second mounting shell, an air inlet channel is arranged at the bottom of the fourth mounting shell, and a rotary disc in the fourth mounting shell extends into the air inlet channel through an opening formed at the bottom of the rotary disc; air exhaust devices are arranged in the air inlet channel and the air exhaust channel, and the two air exhaust devices are arranged in opposite directions;
the air exhaust device comprises an installation seat positioned in the air exhaust channel and the air inlet channel, the side surface of the installation seat is fixedly connected to the inner walls of the air exhaust channel and the air inlet channel through a support frame, a support shaft is coaxially and rotatably arranged in the installation seat, and the tail end of the support shaft is provided with a bevel gear which is used for being meshed with the edge of the turntable; fans are arranged at the ends, far away from each other, of the support shafts;
the corner of the second casing is provided with an exhaust port communicated with the inside of the second installation casing, the side surface of the air inlet channel is connected with a guide channel, the other end of the guide channel is connected with the corner of the first casing, and the corner of the first casing is provided with an air inlet communicated with the guide channel.
Preferably, the second housing and the first housing, the third mounting housing and the fourth mounting housing, and the first mounting housing and the second mounting housing are fastened by bolts.
Preferably, the tail end of the driving shaft is provided with a polygonal prism jack, and the tail end of the connecting shaft is provided with a polygonal prism plug matched with the polygonal prism jack.
Preferably, a filter screen is arranged at the opening of the air inlet channel.
Preferably, the four corners of the bottom of the first casing are provided with supporting legs, and the bottoms of the supporting legs are connected with the base.
Preferably, the top opening of the exhaust channel is provided with a filter screen.
Compared with the prior art, when the air compressor is used, the fan is driven to rotate rapidly due to the fact that the edge linear velocity of the rotary disc is large, external air is sucked into the shell through the air inlet channel, the air suction quantity of the air compressor is larger, the air compressor compresses more thoroughly, the effect is more obvious, and therefore the air compressor with the same power compresses more air.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
fig. 1 is a schematic structural diagram of an energy-saving permanent magnet synchronous variable frequency screw air compressor provided by the utility model.
In the figure: the air conditioner comprises a base 1, supporting legs 2, a first installation shell 3, a second installation shell 4, a supporting frame 5, a fan 6, an exhaust channel 7, an installation seat 8, a bevel gear 9, an exhaust port 10, an air compression screw 11, a second machine shell 12, a third installation shell 13, a polygonal plug 14, a driving shaft 15, a polygonal jack 16, a rotary disc 17, a conical surface 18, a fourth installation shell 19, a guide channel 20, an air inlet 21, a first machine shell 22, an air inlet channel 23, a connecting shaft 24, an opening 25 and a supporting shaft 26.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, the present invention provides a technical solution: an energy-saving permanent magnet synchronous variable frequency screw air compressor comprises a second casing 12 and a first casing 22, wherein two mutually meshed air compression screws 11 are arranged in the first casing 22, and driving shafts 15 at two ends of the air compression screws 11 are respectively and rotatably installed with the first casing 22;
a second installation shell 4 is installed at one end of the second machine shell 12, a third installation shell 13 is installed at the other end of the second machine shell, a fourth installation shell 19 is installed at one end of the first machine shell 22, and the first installation shell 3 is installed at the other end of the first machine shell, wherein the first installation shell 3 and the second installation shell 4 are correspondingly arranged, and the third installation shell 13 and the fourth installation shell 19 are correspondingly arranged; when the second housing 12 and the first housing 22 are spliced with each other, the third installation housing 13 and the fourth installation housing 19 are sealed with each other, and the first installation housing 3 and the second installation housing 4 are sealed with each other;
as shown in fig. 1, the driving shafts 15 at two ends of one of the air compression screws 11 respectively extend into the fourth mounting housing 19 and the first mounting housing 3, and the tail ends thereof are respectively and coaxially connected with a connecting shaft 24, the other end of the connecting shaft 24 is rotatably mounted on the fourth mounting housing 19 and the first mounting housing 3, one of the connecting shafts 24 is connected with a driving motor as a power source, a turntable 17 is coaxially connected to each connecting shaft 24, a tapered surface 18 is arranged at the edge of the turntable 17, gear teeth are arranged on the surface of the tapered surface 18, the diameter of the turntable 17 is large, and the linear velocity of the edge is large when the turntable 17 rotates, so that the rotating speed of the bevel gear is high;
an air exhaust channel 7 is arranged at the top of the second mounting shell 4, the air exhaust channel 7 is communicated with the second mounting shell 4, an air inlet channel 23 is arranged at the bottom of a fourth mounting shell 19, and a rotary disc 17 in the fourth mounting shell 19 extends into the air inlet channel 23 through an opening 25 arranged at the bottom of the fourth mounting shell; the air inlet channel 23 and the air outlet channel 7 are both provided with air outlet devices, and the two air outlet devices are arranged in opposite directions, namely, the air outlet device in the air inlet channel 23 supplies air to the inside of the air compressor, and the air outlet device in the air outlet channel 7 blows air to the outside of the air compressor;
the air exhaust device comprises an installation seat 8 positioned in an air exhaust channel 7 and an air inlet channel 23, the side surface of the installation seat 8 is fixedly connected to the inner walls of the air exhaust channel 7 and the air inlet channel 23 through a support frame 5, a support shaft 26 is coaxially and rotatably arranged in the installation seat 8, and the tail end of the support shaft is provided with a bevel gear 9 which is used for being meshed with the edge of the rotary table 17; the fans 6 are arranged at the ends, far away from each other, of the supporting shafts 26;
an air outlet 10 communicated with the inside of the second installation shell 4 is arranged at the corner of the second machine shell 12, a guide channel 20 is connected with the side surface of an air inlet channel 23, the other end of the guide channel 20 is connected with the corner of the first machine shell 22, and an air inlet 21 communicated with the guide channel 20 is arranged at the corner of the first machine shell 22.
Specifically, after the upper and lower casings are closed, at the moment, the conical gear and the conical surface 18 are meshed with each other, the driving motor is started to drive the air compression screw rod 11 to rotate, the edge linear speed of the rotary table 17 is high, so that the fan 6 is driven to rotate rapidly, the outside air is pumped into the casing through the air inlet channel 23, the air suction amount of the air compressor is larger, and the air exhaust device arranged in the second mounting shell 4 is helpful for quick air exhaust inside the air compressor.
Further, the second housing 12 and the first housing 22, the third mounting housing 13 and the fourth mounting housing 19, and the first mounting housing 3 and the second mounting housing 4 are fastened by bolts.
Furthermore, the tail end of the driving shaft 15 is provided with a polygonal column jack 16, and the tail end of the connecting shaft 24 is provided with a polygonal column plug 14 matched with the polygonal column jack 16, so that the rotating disc 17 can be taken out conveniently.
Furthermore, a filter screen is arranged at the opening of the air inlet channel 23.
Furthermore, the four corners of the bottom of the first housing 22 are provided with the supporting legs 2, and the bottom of the supporting legs 2 is connected with the base 1. The base 1 supports the whole machine shell, and prevents the position of the air inlet channel 23 from being too low to influence the use.
Furthermore, a filter screen is arranged at the top opening of the exhaust channel 7.
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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. An energy-saving permanent magnet synchronous variable frequency screw air compressor comprises a second casing (12) and a first casing (22), wherein two air compression screws (11) which are meshed with each other are arranged in the first casing (22), and driving shafts (15) at two ends of each air compression screw (11) are respectively rotatably installed between the first casing (22), the energy-saving permanent magnet synchronous variable frequency screw air compressor is characterized in that one end of the second casing (12) is provided with a second installation shell (4), the other end of the second casing (12) is provided with a third installation shell (13), one end of the first casing (22) is provided with a fourth installation shell (19), the other end of the first casing (22) is provided with a first installation shell (3), the first installation shell (3) and the second installation shell (4) are correspondingly arranged, and the third installation shell (13) and the fourth installation shell (19) are correspondingly arranged;
the driving shafts (15) at two ends of one air compression screw (11) respectively extend into the fourth mounting shell (19) and the first mounting shell (3), the tail ends of the driving shafts are respectively and coaxially connected with a connecting shaft (24), the other end of each connecting shaft (24) is rotatably mounted on the fourth mounting shell (19) and the first mounting shell (3), each connecting shaft (24) is coaxially connected with a turntable (17), the edge of each turntable (17) is provided with a conical surface (18), and the surface of each conical surface (18) is provided with gear teeth;
an air exhaust channel (7) is installed at the top of the second installation shell (4), the air exhaust channel (7) is communicated with the second installation shell (4), an air inlet channel (23) is installed at the bottom of a fourth installation shell (19), and a rotary disc (17) in the fourth installation shell (19) extends into the air inlet channel (23) through an opening (25) formed in the bottom of the rotary disc; exhaust devices are arranged in the air inlet channel (23) and the air exhaust channel (7), and the two exhaust devices are arranged in opposite directions;
the air exhaust device comprises an installation seat (8) positioned in an air exhaust channel (7) and an air inlet channel (23), the side surface of the installation seat (8) is fixedly connected to the inner walls of the air exhaust channel (7) and the air inlet channel (23) through a support frame (5), a support shaft (26) is coaxially and rotatably installed in the installation seat (8), and the tail end of the support shaft is provided with a bevel gear (9) which is engaged with the edge of the rotary table (17); fans (6) are arranged at the ends, far away from each other, of the supporting shafts (26);
an exhaust port (10) communicated with the inside of the second mounting shell (4) is formed in the corner of the second machine shell (12), a guide channel (20) is connected to the side face of the air inlet channel (23), the other end of the guide channel (20) is connected with the corner of the first machine shell (22), and an air inlet (21) communicated with the guide channel (20) is formed in the corner of the first machine shell (22).
2. The energy-saving permanent magnet synchronous variable-frequency screw air compressor as claimed in claim 1, wherein the second casing (12) and the first casing (22), the third installation casing (13) and the fourth installation casing (19), and the first installation casing (3) and the second installation casing (4) are fastened by bolts.
3. The energy-saving permanent magnet synchronous variable frequency screw air compressor as claimed in claim 1, wherein a polygonal prism jack (16) is provided at the end of the driving shaft (15), and a polygonal prism plug (14) matched with the polygonal prism jack (16) is provided at the end of the connecting shaft (24).
4. The energy-saving permanent magnet synchronous variable frequency screw air compressor of claim 1, wherein a filter screen is arranged at the opening of the air inlet channel (23).
5. The energy-saving permanent magnet synchronous variable frequency screw air compressor as claimed in claim 1, wherein four corners of the bottom of the first casing (22) are provided with support legs (2), and the bottom of each support leg (2) is connected with the base (1).
6. The energy-saving permanent magnet synchronous variable frequency screw air compressor of claim 1, wherein the top opening of the exhaust channel (7) is provided with a filter screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121903896.6U CN215860783U (en) | 2021-08-13 | 2021-08-13 | Energy-saving permanent magnet synchronous frequency conversion screw air compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121903896.6U CN215860783U (en) | 2021-08-13 | 2021-08-13 | Energy-saving permanent magnet synchronous frequency conversion screw air compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215860783U true CN215860783U (en) | 2022-02-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121903896.6U Active CN215860783U (en) | 2021-08-13 | 2021-08-13 | Energy-saving permanent magnet synchronous frequency conversion screw air compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215860783U (en) |
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2021
- 2021-08-13 CN CN202121903896.6U patent/CN215860783U/en active Active
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