CN217270891U - Pressurization centrifugal fan for compressed gas conveying - Google Patents
Pressurization centrifugal fan for compressed gas conveying Download PDFInfo
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- CN217270891U CN217270891U CN202220514020.0U CN202220514020U CN217270891U CN 217270891 U CN217270891 U CN 217270891U CN 202220514020 U CN202220514020 U CN 202220514020U CN 217270891 U CN217270891 U CN 217270891U
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Abstract
The utility model discloses a supercharging centrifugal fan for conveying compressed gas, which comprises a centrifugal fan, a pressure-bearing shell, a motor and a fan shell, wherein the fan shell is arranged outside the centrifugal fan; an air inlet is arranged at the upper end of the pressure-bearing shell, an air outlet is arranged at one side of the fan shell, and the pressure-bearing shell is communicated with the fan shell through a connecting pipeline. The utility model discloses a motor need not to bear compressed gas's pressure, also can realize the pressure boost to compressed gas, and the direct flange joint of motor is installed on the shell of fan, directly links the drive impeller, simplifies the structure, raises the efficiency, transports simple to operate.
Description
Technical Field
The utility model belongs to the technical field of the fan, concretely relates to compressed gas carries and uses pressure boost centrifugal fan.
Background
In compressed gas purification processes and applications, there is a need to increase the gas pressure for delivery. However, in the current market, a common fan can only carry out pressurization conveying on ambient air at normal pressure, and cannot meet the pressurization conveying requirement of compressed gas (the pressure is usually 0.4-1.0 MPa and even higher).
The supercharging centrifugal fan of the patent is developed for the second time on the basis of a common centrifugal fan so as to meet the supercharging conveying requirement of compressed gas.
Disclosure of Invention
An object of the utility model is to provide a compressed gas carries and uses pressure boost centrifugal fan to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a supercharging centrifugal fan for conveying compressed gas comprises a centrifugal fan, a pressure-bearing shell, a motor and a fan shell, wherein the fan shell is arranged outside the centrifugal fan;
the upper end of the pressure-bearing shell is provided with an air inlet, one side of the fan shell is provided with an air outlet, and the pressure-bearing shell is communicated with the fan shell through a connecting pipeline.
Preferably, a cable through junction box is further mounted on the pressure-bearing housing.
Preferably, a plurality of measuring interfaces are arranged on the pressure-bearing shell and the connecting pipeline.
Preferably, a group of lifting lugs are symmetrically arranged at the top of the pressure-bearing shell, and the lifting lugs are symmetrically arranged on the pressure-bearing shell on two sides of the air inlet.
Preferably, a pressure measuring device and/or a temperature measuring device is/are mounted on the pressure-bearing housing through a measuring interface, and a flow measuring device is mounted on the connecting pipeline through a measuring interface.
The utility model discloses a technological effect and advantage:
1. the motor is integrally coated under the compressed gas environment through the pressure-bearing shell, so that the motor only bears the pressure difference before and after the fan is boosted, and the pressure of the compressed gas is not required to be borne, thereby being capable of using a standard common motor.
2. The air inlet and the air outlet are reasonably arranged on the pressure-bearing shell, so that compressed air sucked by the fan flows through the surface of the motor and takes away heat generated by the work of the motor, and the problem of heat dissipation of the motor after the motor is sealed and coated by the shell is solved.
3. The direct flange joint of motor is installed on the shell of fan, directly links the drive impeller, simplifies the structure, raises the efficiency.
4. The shell of the common centrifugal fan is thickened to meet the pressure-bearing requirement of a compressed gas medium, the thickness of a side plate of the common centrifugal fan is thickened, the common centrifugal fan is connected with a pressure-bearing shell in a flange mode, the structure is simple, the whole volume is minimized, and the interior of the fan is not required to be redesigned.
5. And an electrical junction box is arranged on the pressure-bearing shell, the motor cable is connected to the outside of the pressure-bearing shell, and meanwhile, the sealing performance is ensured.
6. The lifting lugs are arranged at the top of the pressure-bearing shell, so that the carrying in the processes of transportation, installation and the like is facilitated.
7. The pressure-bearing shell and the connecting pipeline are provided with a plurality of measuring interfaces, so that the installation of a sensor is convenient for monitoring the pressure, the temperature, the flow and the like of the running process of the pressure-bearing shell and the connecting pipeline.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of a connection part of a centrifugal fan and a motor;
FIG. 3 is a schematic structural view of a pressure-bearing housing;
FIG. 4 is a schematic view of the structure of the connecting pipe;
fig. 5 is a gas flow diagram in the present apparatus.
In the figure: the device comprises a centrifugal fan 1, a pressure-bearing shell 2, a motor 3, a fan shell 4, an air inlet 5, an air outlet 6, a connecting pipeline 7, a cable penetration junction box 8, a measurement interface 9 and a lifting lug 10.
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.
Fig. 1 to 5 show a specific embodiment of a centrifugal blower for delivering compressed gas according to the present invention: the centrifugal fan comprises a centrifugal fan 1, a pressure-bearing shell 2, a motor 3 and a fan shell 4, wherein the fan shell 4 is arranged outside the centrifugal fan 1, the motor 3 is fixedly arranged on the fan shell 4, and the pressure-bearing shell 2 is arranged outside the motor 3; an air inlet 5 is arranged at the upper end of the pressure-bearing shell 2, an air outlet 6 is arranged at one side of the fan shell 4, and the pressure-bearing shell 2 is communicated with the fan shell 4 through a connecting pipeline 7; a cable through junction box 8 is also arranged on the pressure-bearing shell 2; a plurality of measuring interfaces 9 are arranged on the pressure-bearing shell 2 and the connecting pipeline 7; a pressure measuring device and/or a temperature measuring device are/is arranged on the pressure-bearing shell 2 through a measuring interface 9, and a flow measuring device is arranged on the connecting pipeline 7 through the measuring interface 9; a group of lifting lugs 10 are symmetrically arranged at the top of the pressure-bearing shell 2, and the lifting lugs 10 are symmetrically arranged on the pressure-bearing shell 2 at two sides of the air inlet 5.
Compressed gas enters the pressure-bearing shell from the air inlet pipeline connector, leaves the shell from the pipeline connector on the pressure-bearing shell, and enters the air inlet of the fan through the connecting pipeline, the fan impeller rotates under the driving of the motor, the compressed gas is continuously sucked from the air inlet, and the compressed gas is discharged outwards from the air outlet after acting, so that the compressed gas is pressurized.
The applicant further states that the present invention is described by the above embodiments, but the present invention is not limited to the above embodiments, and the present invention is not meant to be implemented by relying on the above methods and structures. It should be clear to those skilled in the art that any improvement of the present invention is to the present invention, and the addition of the equivalent replacement of the implementation method and the steps, the selection of the specific mode, etc. all fall within the protection scope and the disclosure scope of the present invention.
The utility model discloses not limited to above-mentioned embodiment, all adopt and the utility model discloses similar structure and method realize the utility model discloses all modes of purpose all are within the protection scope of the utility model.
Claims (5)
1. The utility model provides a compressed gas carries and uses pressure boost centrifugal fan which characterized in that: the centrifugal fan comprises a centrifugal fan (1), a pressure-bearing shell (2), a motor (3) and a fan shell (4), wherein the fan shell (4) is arranged outside the centrifugal fan (1), the motor (3) is fixedly arranged on the fan shell (4), and the pressure-bearing shell (2) is arranged outside the motor (3);
the air inlet (5) is arranged at the upper end of the pressure-bearing shell (2), the air outlet (6) is arranged on one side of the fan shell (4), and the pressure-bearing shell (2) is communicated with the fan shell (4) through a connecting pipeline (7).
2. The supercharged centrifugal fan for delivering compressed gas of claim 1, wherein: and a cable through junction box (8) is also arranged on the pressure-bearing shell (2).
3. A booster centrifugal fan for compressed gas delivery according to claim 1, wherein: and a plurality of measuring interfaces (9) are arranged on the pressure-bearing shell (2) and the connecting pipeline (7).
4. A booster centrifugal fan for compressed gas delivery according to claim 1, wherein: a group of lifting lugs (10) are symmetrically arranged at the top of the pressure-bearing shell (2), and the lifting lugs (10) are symmetrically arranged on the pressure-bearing shell (2) on two sides of the air inlet (5).
5. A booster centrifugal fan for compressed gas delivery according to claim 3, wherein: a pressure measuring device and/or a temperature measuring device are/is arranged on the pressure-bearing shell (2) through a measuring interface (9), and a flow measuring device is arranged on the connecting pipeline (7) through the measuring interface (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220514020.0U CN217270891U (en) | 2022-03-07 | 2022-03-07 | Pressurization centrifugal fan for compressed gas conveying |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220514020.0U CN217270891U (en) | 2022-03-07 | 2022-03-07 | Pressurization centrifugal fan for compressed gas conveying |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217270891U true CN217270891U (en) | 2022-08-23 |
Family
ID=82860192
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220514020.0U Active CN217270891U (en) | 2022-03-07 | 2022-03-07 | Pressurization centrifugal fan for compressed gas conveying |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217270891U (en) |
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2022
- 2022-03-07 CN CN202220514020.0U patent/CN217270891U/en active Active
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