CN217107487U - Two-stage high-speed centrifugal compressor - Google Patents
Two-stage high-speed centrifugal compressor Download PDFInfo
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- CN217107487U CN217107487U CN202220980658.3U CN202220980658U CN217107487U CN 217107487 U CN217107487 U CN 217107487U CN 202220980658 U CN202220980658 U CN 202220980658U CN 217107487 U CN217107487 U CN 217107487U
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- cooler
- air inlet
- driving motor
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Abstract
The utility model discloses a high-speed centrifugal compressor of two-stage has solved the too high problem of one-level compressor compressed gas temperature, and its technical scheme main points are: including driving motor and compressor unit, driving motor is connected with compressor unit, compressor unit includes primary compressor and secondary compressor, and primary compressor and secondary compressor are located the driving motor both ends respectively, and primary compressor and secondary compressor all are connected with driving motor, be connected with the cooler between primary compressor and the secondary compressor, the primary compressor is provided with first air inlet and first gas outlet, the secondary compressor is provided with second air inlet and second gas outlet, the cooler is provided with suction nozzle and play gas nozzle, suction nozzle and first gas outlet intercommunication, play gas nozzle and second air inlet intercommunication, the cooler is provided with cold source entry and cold source export, has reached the purpose that effectively reduces the compressed gas temperature.
Description
Technical Field
The utility model belongs to the technical field of the compressor, refer in particular to a high-speed centrifugal compressor of two-stage.
Background
Centrifugal compressor trains are used in a wide variety of industries and play a vital role in industrial settings. The rotation of the impeller applies work to the gas to increase the pressure of the gas, thereby meeting the requirements of the process flow.
When compressing gas, the existing compressor mostly adopts one-stage compression, namely directly compresses the gas to a target volume, however, the gas is compressed and the equipment runs to generate large heat, so that the temperature of the compressed gas and the temperature of the compressed gas are high, the equipment cannot continuously run easily, the equipment needs to be stopped for cooling at regular intervals, and the temperature of the compressed gas is high, so that the gas cannot be used immediately.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a can effectively cool off and can last compressed two-stage high-speed centrifugal compressor to the not enough of prior art existence.
The purpose of the utility model is realized like this: the utility model provides a high-speed centrifugal compressor of two-stage, includes driving motor and compressor unit, and driving motor is connected with compressor unit, compressor unit includes one-level compressor and secondary compressor, and one-level compressor and secondary compressor are located the driving motor both ends respectively, and one-level compressor and secondary compressor all are connected with driving motor, be connected with the cooler between one-level compressor and the secondary compressor, the cooler is located the driving motor side, one-level compressor is provided with first air inlet and first gas outlet, the secondary compressor is provided with second air inlet and second gas outlet, the cooler is provided with suction nozzle and gas outlet, suction nozzle and first gas outlet intercommunication, gas outlet nozzle and second air inlet intercommunication, the cooler is provided with cold source entry and cold source export.
Furthermore, the first air inlet and the second air inlet are respectively located at two axial ends of the compressor unit, the first air outlet is located on the side face of the first-stage compressor, the second air outlet is located at the top of the second-stage compressor, and the second air inlet and the air outlet nozzle are connected through the connecting cylinder.
Furthermore, the first air outlet is connected with the air inlet nozzle through an expansion joint.
Further, the bottom of the compressor unit is provided with a base, the bottom of the cooler is provided with a supporting seat, the supporting seat is connected with the base through a connecting frame, and bottom feet are arranged at the bottom of the base and the bottom of the supporting seat.
Furthermore, the air inlet nozzle and the air outlet nozzle are both provided with temperature sensors.
Further, the cold source inlet and the cold source outlet are located at the same end of the cooler.
Compared with the prior art, the utility model outstanding and profitable technological effect is: this reality is novel through setting up two-stage compression structure in driving motor both sides to increase cooling device between the two poles of the earth, high-temperature gas after the compression of one-level compressor cools off through the cooler, later gets into the second grade compressor through the cooler, can cool off gas midway in the compression, make the gas that gets into one-level compressor and second grade compressor, be low-temperature gas, can effectively reduce the gas temperature that the compression was accomplished, simultaneously, can effectively prevent high-temperature gas from leading to the problem that compressor temperature risees.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a side view of the present invention.
In the figure: 1. a drive motor; 2. a first stage compressor; 3. a secondary compressor; 4. a cooler; 5. a first air inlet; 6. a first air outlet; 7. a second air inlet; 8. a second air outlet; 9. an air inlet nozzle; 10. an air outlet nozzle; 11. a cold source inlet; 12. a cold source outlet; 13. a connecting cylinder; 14. an expansion joint; 15. a temperature sensor; 16. a base; 17. a supporting seat; 18. a connecting frame; 19. and (5) footing.
Detailed Description
In order to make the technical solution in the present invention better understood, the following description is made in conjunction with the accompanying drawings in the embodiments of the present invention to clearly and completely describe the technical solution in the embodiments of the present invention.
As shown in fig. 1, this embodiment provides a two-stage high-speed centrifugal compressor, which includes a driving motor 1 and a compressor unit, the driving motor 1 is connected to the compressor unit, the driving motor 1 is a dual output shaft inverter motor, the compressor unit includes a first-stage compressor 2 and a second-stage compressor 3, the first-stage compressor 2 and the second-stage compressor 3 are respectively located at two ends of the driving motor 1, and the first-stage compressor 2 and the second-stage compressor 3 are both connected to the driving motor 1, a cooler 4 is connected between the first-stage compressor 2 and the second-stage compressor 3, the cooler 4 is located at a side surface of the driving motor 1, the first-stage compressor 2 is provided with a first air inlet 5 and a first air outlet 6, the second-stage compressor 3 is provided with a second air inlet 7 and a second air outlet 8, the first air inlet 5 and the second air inlet 7 are respectively located at two axial ends of the compressor unit, the first gas outlet 6 is positioned on the side surface of the primary compressor 2, the second gas outlet 8 is positioned on the top of the secondary compressor 3, the cooler 4 is provided with a gas inlet nozzle 9 and a gas outlet nozzle 10, the gas inlet nozzle 9 is communicated with the first gas outlet 6, an expansion joint 14 is arranged between the first gas outlet 6 and the gas inlet nozzle 9, the first gas outlet 6 is connected with the gas inlet nozzle 9 through the expansion joint 14, the second gas inlet 7 is connected with the gas outlet nozzle 10 through a connecting cylinder 13, the cooler 4 is provided with a cold source inlet 11 and a cold source outlet 12, the cooler 4 adopts a cylindrical structure, the gas inlet nozzle 9 and the gas outlet nozzle 10 are both communicated with the inside of the cylindrical cooler 4, the cooler 4 adopts cooling water as a cold source, the cold source inlet 11 and the cold source outlet 12 are communicated through a cooling pipe positioned in the cooler 4, and the cooling pipe is coiled inside the cooler 4 to fully cool the gas, the cold source inlet 11 and the cold source outlet 12 are located at the same end of the cooler 4, and are convenient to be connected with an external cooling source, so that the cooling source connecting pipe is located on one side of the cooler 4, the external structure of the device is more fair, and the occupied space of the device is reduced.
Referring to the attached drawing 2, compressor unit bottom be provided with base 16, 4 bottoms of cooler are provided with supporting seat 17, supporting seat 17 passes through the link 18 and is connected with base 16, all is provided with footing 19 bottom base 16 and supporting seat 17 for device overall structure is more stable.
Further, as shown in fig. 1, temperature sensors 15 are disposed on the inlet nozzle 9 and the outlet nozzle 10, so that the temperature of the compressed gas can be monitored in real time.
Claims (6)
1. A two-stage high-speed centrifugal compressor comprises a driving motor (1) and a compressor set, wherein the driving motor (1) is connected with the compressor set, and the two-stage high-speed centrifugal compressor is characterized in that the compressor set comprises a first-stage compressor (2) and a second-stage compressor (3), the first-stage compressor (2) and the second-stage compressor (3) are respectively arranged at two ends of the driving motor (1), the first-stage compressor (2) and the second-stage compressor (3) are both connected with the driving motor (1), a cooler (4) is connected between the first-stage compressor (2) and the second-stage compressor (3), the cooler (4) is arranged on the side surface of the driving motor (1), the first-stage compressor (2) is provided with a first air inlet (5) and a first air outlet (6), the second-stage compressor (3) is provided with a second air inlet (7) and a second air outlet (8), the cooler (4) is provided with an air inlet nozzle (9) and an air outlet nozzle (10), the air inlet nozzle (9) is communicated with the first air outlet (6), the air outlet nozzle (10) is communicated with the second air inlet (7), and the cooler (4) is provided with a cold source inlet (11) and a cold source outlet (12).
2. A two-stage high-speed centrifugal compressor according to claim 1, wherein the first air inlet (5) and the second air inlet (7) are respectively located at two axial ends of the compressor unit, the first air outlet (6) is located at the side surface of the first-stage compressor (2), the second air outlet (8) is located at the top of the second-stage compressor (3), and the second air inlet (7) and the air outlet nozzle (10) are connected through a connecting cylinder (13).
3. A two-stage high-speed centrifugal compressor according to claim 1, characterized in that the first outlet (6) is connected to the inlet nozzle (9) by means of an expansion joint (14).
4. A two-stage high-speed centrifugal compressor according to claim 1, characterized in that a base (16) is arranged at the bottom of the compressor unit, a support seat (17) is arranged at the bottom of the cooler (4), the support seat (17) is connected with the base (16) through a connecting frame (18), and feet (19) are arranged at the bottom of each of the base (16) and the support seat (17).
5. A two-stage high-speed centrifugal compressor according to claim 1, characterised in that the inlet nozzle (9) and the outlet nozzle (10) are each provided with a temperature sensor (15).
6. A two-stage high-speed centrifugal compressor according to claim 1, characterized in that the cold source inlet (11) and the cold source outlet (12) are located at the same end of the cooler (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220980658.3U CN217107487U (en) | 2022-04-26 | 2022-04-26 | Two-stage high-speed centrifugal compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220980658.3U CN217107487U (en) | 2022-04-26 | 2022-04-26 | Two-stage high-speed centrifugal compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217107487U true CN217107487U (en) | 2022-08-02 |
Family
ID=82584403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220980658.3U Active CN217107487U (en) | 2022-04-26 | 2022-04-26 | Two-stage high-speed centrifugal compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217107487U (en) |
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2022
- 2022-04-26 CN CN202220980658.3U patent/CN217107487U/en active Active
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