CN213928795U - Centrifugal fan with self-circulation cooling device - Google Patents
Centrifugal fan with self-circulation cooling device Download PDFInfo
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- CN213928795U CN213928795U CN202022257193.2U CN202022257193U CN213928795U CN 213928795 U CN213928795 U CN 213928795U CN 202022257193 U CN202022257193 U CN 202022257193U CN 213928795 U CN213928795 U CN 213928795U
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Abstract
The utility model discloses a centrifugal fan with a self-circulation cooling device, which comprises a casing, an impeller, a motor and a cooling box; the cooling device comprises a motor, a cooling box, an oil tank, an oil pump, a circulating oil inlet pipe, a circulating oil outlet pipe, a spiral oil pipe, an impeller and a main shaft, wherein one end of the output shaft of the motor is provided with a coupler, the output shaft of the motor is connected with the main shaft through the coupler, the main shaft is provided with a bearing box, the lower part of the bearing box is provided with the cooling sleeve, the lower end of the cooling sleeve is connected with the cooling box, the inside of the cooling box is provided with the oil tank, the inside of the oil tank is provided with the oil pump, the circulating oil inlet pipe is connected between the oil pump and the bearing box, the circulating oil outlet pipe is arranged between the cooling sleeve and the bearing box, the inside of the cooling sleeve is provided with the spiral oil pipe, the impeller is positioned inside a casing, and one end of the main shaft penetrates through the inside of the casing to be connected with the impeller; the utility model has the advantages of reasonable design, the cooling effect is good, guarantees that centrifugal fan can normal operating under the environment of high temperature.
Description
Technical Field
The utility model relates to a centrifugal fan cooling technology field specifically is a centrifugal fan with self-loopa cooling device.
Background
The centrifugal fan is a machine which can improve the gas pressure through mechanical energy and then convey the gas out, belongs to one of impeller machines, is widely applied to various fields of energy, environment, aviation and the like, and is one of main energy consumption devices in industrial and agricultural production. Centrifugal fan is when high temperature long-time operation, spindle unit is in the high temperature for a long time, its temperature also can rise by a wide margin, and along with the extension of time, the main shaft also can appear the phenomenon that the temperature rises at the position of not contacting with high-temperature gas, need cool down when the main shaft reachs certain temperature, current centrifugal fan generally all is not from taking cooling device, external cooling device's cooling effect is not good, can not satisfy people's requirement, long-time high temperature can lead to spare part impaired, lead to centrifugal fan to damage.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome current defect, provide a centrifugal fan with self-loopa cooling device, structural design is reasonable, and the cooling effect is good, utilizes lubricating oil to take away the heat to cool down to lubricating oil through water-cooled mode, thereby reached refrigerated effect, guarantee that centrifugal fan can normal operating under the environment of high temperature, can effectively solve the problem in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: a centrifugal fan with a self-circulation cooling device comprises a shell, an impeller, a motor and a cooling box; the cooling device comprises a motor, a cooling box, an oil tank, an oil pump, a circulating oil inlet pipe, a circulating oil outlet pipe, a spiral oil pipe, an impeller and a main shaft, wherein one end of the output shaft of the motor is provided with a coupler, the output shaft of the motor is connected with the main shaft through the coupler, the main shaft is provided with a bearing box, the lower part of the bearing box is provided with the cooling sleeve, the lower end of the cooling sleeve is connected with the cooling box, the inside of the cooling box is provided with the oil tank, the inside of the oil tank is provided with the oil pump, the circulating oil inlet pipe is connected between the oil pump and the bearing box, the circulating oil outlet pipe is arranged between the cooling sleeve and the bearing box, the inside of the cooling sleeve is provided with the spiral oil pipe, the impeller is positioned inside a casing, and one end of the main shaft penetrates through the inside of the casing to be connected with the impeller;
wherein: the cooling box is characterized in that a bottom plate is arranged on the surface of the lower end of the cooling box, supporting legs are arranged at four corners of the lower surface of the bottom plate, a shell support is arranged between the shell and the bottom plate, and a motor support is arranged between the motor and the bottom plate.
Further, the cooling sleeve cylindrical structure is provided with a cavity between the cooling sleeve and the spiral oil pipe, the inner wall of the cooling sleeve is provided with radiating fins, the speed of water flow can be reduced through the radiating fins, heat of the spiral oil pipe can be sufficiently transmitted to water, heat conduction can be accelerated, and the heat is transmitted to the outer wall of the cooling sleeve to be radiated.
Further, one side that the circulation goes out the oil pipe is equipped with the cooling water inlet, and the cooling water inlet is connected with external cooling machine's delivery port, the lower part of cooling box front side surface is equipped with the cooling water export, and the cooling water export is connected with external cooling machine's water inlet to can reach the effect that utilizes in proper order.
Further, spiral oil pipe's upper end is connected with circulation oil outlet pipe, and spiral oil pipe's lower extreme runs through the inside of cooling case to oil tank, slows down the flow velocity of lubricating oil through spiral oil pipe, and is abundant with heat transfer to cold water.
Compared with the prior art, the beneficial effects of the utility model are that: this centrifugal fan with self-loopa cooling device has following benefit:
the utility model discloses on set up radiating fin, can slow down the speed of rivers through radiating fin, can be abundant give water with spiral oil pipe heat conveying, thermal conduction can also accelerate, send the heat to and dispel the heat on cooling jacket's the outer wall, through the flow rate of spiral oil pipe lubricating oil that slows down, abundant send the heat to cold water, can cool down to the lubricating oil in the oil tank through the cooling case, the oil tank of being convenient for through the oil pump is used by the lubricating oil repetition cycle who cools down, the utility model has the advantages of reasonable design, the cooling effect is good, utilizes lubricating oil to take away the heat to cool down to lubricating oil through water-cooled mode, thereby reached refrigerated effect, guaranteed that centrifugal fan can normal operating under the environment of high temperature.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the cross-sectional structure of the present invention.
In the figure: the device comprises a machine shell 1, a shell support 2, supporting legs 3, a bottom plate 4, a cooling water inlet 5, a cooling water outlet 6, a cooling box 7, a cooling sleeve 8, a motor support 9, a motor 10, a coupler 11, a bearing box 12, a circulating oil inlet pipe 13, an impeller 14, a spiral oil pipe 15, an oil pump 16, an oil tank 17, radiating fins 18, a circulating oil outlet pipe 19 and a main shaft 20.
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.
Example one
Referring to fig. 1-2, the present invention provides a technical solution: a centrifugal fan with a self-circulation cooling device comprises a shell 1, an impeller 14, a motor 10 and a cooling box 7; one end of an output shaft of the motor 10 is provided with a coupling 11, the output shaft of the motor 10 is connected with a main shaft 20 through the coupling 11, the main shaft 20 is provided with a bearing box 12, a cooling sleeve 8 is arranged below the bearing box 12, the cooling sleeve 8 can cool lubricating oil, so that the cooling effect is good, the lower end of the cooling sleeve 8 is connected with a cooling box 7, an oil tank 17 is arranged inside the cooling box 7, the lubricating oil in the oil tank 17 can be cooled through the cooling box 7, an oil pump 16 is arranged inside the oil tank 17, the oil tank 17 can be recycled by the cooled lubricating oil through the oil pump 16, a circulating oil inlet pipe 13 is connected between the oil pump 16 and the bearing box 12, a circulating oil outlet pipe 19 is arranged between the cooling sleeve 8 and the bearing box 12, a spiral oil pipe 15 is arranged inside the cooling sleeve 8, the upper end of the spiral oil pipe 15 is connected with the circulating oil outlet pipe 19, and the lower end of the spiral oil pipe 15 penetrates through the cooling box 7 to the inside of the oil tank 17, the flow speed of lubricating oil is reduced through the spiral oil pipe 15, heat is sufficiently transferred to cold water, the impeller 14 is positioned in the shell 1, one end of the main shaft 20 penetrates into the shell 1 and is connected with the impeller 14, one side of the circulating oil outlet pipe 19 is provided with a cooling water inlet 5, the cooling water inlet 5 is connected with a water outlet of an external cooler, the lower part of the front side surface of the cooling box 7 is provided with a cooling water outlet 6, and the cooling water outlet 6 is connected with a water inlet of the external cooler, so that the sequential utilization effect can be achieved;
wherein: the lower extreme surface of cooling box 7 is equipped with bottom plate 4, the four corners of bottom plate 4's lower surface is equipped with landing leg 3, be equipped with casing support 2 between casing 1 and the bottom plate 4, be equipped with motor support 9 between motor 10 and the bottom plate 4, 8 cylindricality structures of cooling jacket, be equipped with the cavity between cooling jacket 8 and the spiral oil pipe 15, be equipped with radiating fin 18 on the inner wall of cooling jacket 8, can slow down the speed of rivers through radiating fin 18, can be abundant give water with 15 heat conveying of spiral oil pipe, thermal conduction can also accelerate, dispel the heat on the outer wall of cooling jacket 8 with heat conveying, the utility model has the advantages of reasonable design, the cooling effect is good, utilizes lubricating oil to take away the heat to cool down lubricating oil through water-cooling mode, thereby has reached refrigerated effect, guarantees that centrifugal fan can normal operating under the environment of high temperature.
When in use: an output shaft of the motor 10 drives a main shaft 20 to rotate, the main shaft 20 drives an impeller 14 to rotate to work, an oil pump 16 drives lubricating oil in an oil tank 17 to enter a bearing box 12 through a circulating oil inlet pipe 13, the lubricating oil brings heat of the bearing box 12 into a cooling sleeve 8 through a circulating oil outlet pipe 19, cold water enters a space between the cooling sleeve 8 and a spiral oil pipe 15 through a cooling water inlet 5, the cold water brings heat of the lubricating oil in the spiral oil pipe 15 away and enters a gap between a cooling box 7 and the oil tank 17, the lubricating oil enters an external cooler through a cooling water outlet 6 to be reused, and the lubricating oil cooled by the cooling sleeve 8 enters the oil tank 17 to be recycled.
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 invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides a centrifugal fan with from circulative cooling device, includes casing, impeller, motor and cooling box, its characterized in that: the cooling device comprises a motor, a cooling box, an oil tank, an oil pump, a circulating oil inlet pipe, a circulating oil outlet pipe, a spiral oil pipe, an impeller and a main shaft, wherein one end of the output shaft of the motor is provided with a coupler, the output shaft of the motor is connected with the main shaft through the coupler, the main shaft is provided with a bearing box, the lower part of the bearing box is provided with the cooling sleeve, the lower end of the cooling sleeve is connected with the cooling box, the inside of the cooling box is provided with the oil tank, the inside of the oil tank is provided with the oil pump, the circulating oil inlet pipe is connected between the oil pump and the bearing box, the circulating oil outlet pipe is arranged between the cooling sleeve and the bearing box, the inside of the cooling sleeve is provided with the spiral oil pipe, the impeller is positioned inside a casing, and one end of the main shaft penetrates through the inside of the casing to be connected with the impeller;
wherein: the cooling box is characterized in that a bottom plate is arranged on the surface of the lower end of the cooling box, supporting legs are arranged at four corners of the lower surface of the bottom plate, a shell support is arranged between the shell and the bottom plate, and a motor support is arranged between the motor and the bottom plate.
2. A centrifugal fan with a self-circulating cooling apparatus as claimed in claim 1, wherein: and a cavity is arranged between the cooling sleeve and the spiral oil pipe, and the inner wall of the cooling sleeve is provided with radiating fins.
3. A centrifugal fan with a self-circulating cooling apparatus as claimed in claim 1, wherein: and a cooling water inlet is formed in one side of the circulating oil outlet pipe, and a cooling water outlet is formed in the lower part of the front side surface of the cooling box.
4. A centrifugal fan with a self-circulating cooling apparatus as claimed in claim 1, wherein: the upper end of the spiral oil pipe is connected with the circulating oil outlet pipe, and the lower end of the spiral oil pipe penetrates through the cooling box to the inside of the oil tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022257193.2U CN213928795U (en) | 2020-10-12 | 2020-10-12 | Centrifugal fan with self-circulation cooling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022257193.2U CN213928795U (en) | 2020-10-12 | 2020-10-12 | Centrifugal fan with self-circulation cooling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213928795U true CN213928795U (en) | 2021-08-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022257193.2U Active CN213928795U (en) | 2020-10-12 | 2020-10-12 | Centrifugal fan with self-circulation cooling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213928795U (en) |
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2020
- 2020-10-12 CN CN202022257193.2U patent/CN213928795U/en active Active
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