CN215256989U - Centrifugal fan with water tank base - Google Patents
Centrifugal fan with water tank base Download PDFInfo
- Publication number
- CN215256989U CN215256989U CN202121336732.XU CN202121336732U CN215256989U CN 215256989 U CN215256989 U CN 215256989U CN 202121336732 U CN202121336732 U CN 202121336732U CN 215256989 U CN215256989 U CN 215256989U
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- centrifugal fan
- water tank
- fan
- heat
- water
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Abstract
The utility model relates to the field of centrifugal fans, and discloses a centrifugal fan with a water tank base, which is characterized in that the centrifugal fan comprises a base and a centrifugal fan arranged on the base, the centrifugal fan comprises a main shaft, a plurality of air guide pipes are arranged in the water tank, water is filled in an inner cavity, after air flow enters the air guide pipes, the water in the inner cavity exchanges heat with the air flow in the air guide pipes, when the air flow temperature is too high, the water cools the air flow, so that the air flow cools the heat conduction plate with low-temperature flow, the heat on the heat conduction plate is cooled, the heat generated by the heat conduction plate is taken away, thereby the heat transmitted by the fan and the heat generated by a bearing are blocked, when the air flow temperature is low, the water heats the air flow, the air flow supplements heat to the heat conduction plate, the bearing temperature is prevented from being too fast and too low, thereby the temperature fluctuation of the bearing is reduced under the temperature change of periodic working conditions, the service life of the bearing is prolonged, and then the fan is more durable.
Description
Technical Field
The utility model relates to a centrifugal fan field, more specifically the centrifugal fan who relates to a take water tank frame that says so.
Background
The industry has been developed at a high speed for decades, so that the use occasion of the centrifugal fan is not limited to the industrial provinces in the northeast region for a long time, and the centrifugal fan also becomes a high-frequency use region of the industrial centrifugal fan in regions with high environmental temperature, large day and night temperature difference and complex climate, the working condition temperature of the centrifugal fan also has high-low periodic changes, and the high and low temperatures are transmitted to the bearing through the main shaft, so that the bearing is over-high in temperature, ablation and alternating stress fatigue are caused, and the service life is shortened.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a take centrifugal fan of water tank frame for the life of extension bearing.
In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a take centrifugal fan of water tank frame, includes the frame and sets up centrifugal fan on the frame, centrifugal fan includes the main shaft, the main shaft with rotate through a plurality of bearing box between the frame and connect, fixedly connected with heat conduction dish and air guide fan on the main shaft, be provided with the water tank on the frame, be provided with the air guide in the water tank, so that the air current is followed the air guide fan flow direction heat conduction dish.
As a further improvement of the present invention, the heat conducting plate is located between the centrifugal fan and the air guiding fan.
As a further improvement of the present invention, one of the bearing housings is located between the heat conducting plate and the air guiding fan.
As a further improvement of the utility model, the air guide part comprises a plurality of breather pipes, the water tank comprises an inner cavity, the breather pipe runs through the inner cavity.
As a further improvement of the utility model, every two adjacent breather pipes are equally spaced.
As a further improvement of the utility model, two adjacent intervals between the breather pipes are less than the internal diameter of the breather pipe.
As a further improvement, the water tank is fixedly connected with a water injection pipe, the water injection pipe with the inner chamber intercommunication, be provided with the valve on the water injection pipe.
As a further improvement of the utility model, the breather pipe is arranged in five rows and five columns.
The utility model has the advantages that: the utility model discloses in be provided with a plurality of guide ducts in the water tank, be full of water in the inner chamber, the air current gets into the breather pipe back, the water of inner chamber and the air current in the breather pipe carry out the heat exchange, when the air current temperature is too high, water cools down the air current, make the air current with low temperature flow to heat conduction dish, cool down to heat conduction dish, take away the heat on the heat conduction dish, thereby block the heat that the heat of fan transmission and bearing produced, when the air current temperature is low temperature, water heats the air current, make the air current supplement the heat to heat conduction dish, prevent that the bearing temperature from falling too fast and too low, thereby realized under periodic operating mode temperature variation, the fluctuation of bearing temperature has been reduced, the life of bearing has been improved, then the fan is more durable.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
fig. 2 is a schematic sectional structure diagram of the present invention.
Reference numerals: 1. a machine base; 2. a centrifugal fan; 21. a main shaft; 3. a bearing housing; 4. a heat conducting plate; 5. an air guide fan; 6. a water tank; 61. an air guide part; 62. an inner cavity.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
Referring to fig. 1 and 2, a centrifugal fan with a water tank base of the present embodiment includes a base 1 and a centrifugal fan 2 disposed on the base 1, the centrifugal fan 2 includes a main shaft 21, the main shaft 21 is fixedly connected to an impeller in the centrifugal fan 2, the main shaft 21 is rotatably connected to the base 1 through a plurality of bearing boxes 3, the main shaft 21 is fixedly connected to a heat conducting disc 4 and a air guiding fan 5, an air guiding cover is disposed outside the air guiding fan 5 and fixedly connected to the base 1, an air outlet cover is disposed outside the heat conducting disc 4 and fixedly connected to the base 1, a water tank 6 is disposed on the base 1, an air guiding portion 61 is disposed in the water tank 6 to allow air to flow from the air guiding fan 5 to the heat conducting disc 4, the air guiding portion 61 includes a plurality of air pipes, one end of the air pipe is communicated with the air guiding cover, the other end is communicated with the air outlet cover, the water tank 6 includes an inner cavity 62, the breather pipe penetrates through the inner cavity 62, the inner cavity 62 is filled with water, after the air current enters the breather pipe, the water in the inner cavity 62 exchanges heat with the air current in the breather pipe, when the centrifugal fan 2 is at high temperature, the temperature at the position is higher than the temperature at the position of the air guide fan 5, the heat conduction plate 4 absorbs the temperature conducted by the centrifugal fan 2, when the temperature at the position of the air guide fan 5 is higher than the water, the water cools the air current, so that the air current cools the heat conduction plate 4 with low-temperature flow, the heat on the heat conduction plate 4 is taken away, the heat transferred by the centrifugal fan 2 and the heat generated by the bearing are blocked, when the temperature of the air current at the position of the air guide fan 5 is lower than the water temperature, at the moment, the water heats the air current, the air current supplements heat to the heat conduction plate 4, the temperature of the bearing is prevented from being too fast and too low, and the temperature change under periodic working conditions is realized, the fluctuation of bearing temperature has been reduced, the life of bearing has been improved, then centrifugal fan 2 is more durable, and the interval between two adjacent breather pipes is less than the internal diameter of breather pipe, has increased the internal diameter of breather pipe to increase the area of contact of water with the breather pipe, improved the heat exchange rate. Fixedly connected with water injection pipe on the water tank 6, water injection pipe and inner chamber 62 intercommunication are provided with the valve on the water injection pipe, through opening the valve, toward inner chamber 62 interior water injection, perhaps trade water.
Referring to fig. 1 and 2, the heat conducting plate 4 is located between the centrifugal fan 2 and the air guide fan 5, the distance between the heat conducting plate 4 and the fan is short, so that heat conduction to the heat on the main shaft 21 and the bearing box 3 is facilitated, the distance between the air guide fan 5 and the fan is long, so that the temperature of air flowing into the air guide fan 5 is not affected by the fan, one of the bearing boxes 3 is located between the heat conducting plate 4 and the air guide fan 5, so that the temperature difference on the bearing box 3 can be compensated by the heat conducting plate 4, and the service life of the bearing box 3 is prolonged.
Referring to fig. 1 and 2, the intervals between every two adjacent vent pipes are equal, so that the heat exchange efficiency is ensured, each vent pipe can uniformly exchange heat, and the vent pipes are arranged in five rows and five columns.
The working principle is as follows: when the air current temperature is too high, water cools down the air current for the air current is with low temperature flow to heat conduction dish 4, cools down heat conduction dish 4, takes away the heat on the heat conduction dish 4, thereby blocks the heat of fan transmission and the heat that the bearing produced, and when the air current temperature was low temperature, water heated the air current, makes the air current to heat conduction dish 4 supplementary heat.
Above only the utility model discloses an it is preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. The utility model provides a take centrifugal fan of water tank frame, is in including frame (1) and setting centrifugal fan (2) on frame (1), centrifugal fan (2) include main shaft (21), main shaft (21) with rotate through a plurality of bearing box (3) between frame (1) and connect its characterized in that: the air guide device is characterized in that a heat conduction disc (4) and an air guide fan (5) are fixedly connected to the main shaft (21), a water tank (6) is arranged on the machine base (1), and an air guide part (61) is arranged in the water tank (6) so that air flow can flow from the air guide fan (5) to the heat conduction disc (4).
2. The centrifugal fan with water tank base as claimed in claim 1, wherein: the heat conducting disc (4) is positioned between the centrifugal fan (2) and the air guiding fan (5).
3. The centrifugal fan with water tank base as claimed in claim 2, wherein: one of the bearing housings (3) is located between the heat conducting disc (4) and the air guiding fan (5).
4. The centrifugal fan with water tank base as claimed in claim 2, wherein: the air guide part (61) comprises a plurality of vent pipes, the water tank (6) comprises an inner cavity (62), and the vent pipes penetrate through the inner cavity (62).
5. The centrifugal fan with water tank base as claimed in claim 4, wherein: the interval between every two adjacent breather pipes is equal.
6. The centrifugal fan with water tank base as claimed in claim 5, wherein: the interval between two adjacent breather pipes is less than the internal diameter of breather pipe.
7. The centrifugal fan with water tank base as claimed in claim 5, wherein: fixedly connected with water injection pipe on water tank (6), the water injection pipe with inner chamber (62) intercommunication, be provided with the valve on the water injection pipe.
8. The centrifugal fan with water tank base as claimed in claim 5, wherein: the breather pipe is arranged into five rows and five columns.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121336732.XU CN215256989U (en) | 2021-06-16 | 2021-06-16 | Centrifugal fan with water tank base |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121336732.XU CN215256989U (en) | 2021-06-16 | 2021-06-16 | Centrifugal fan with water tank base |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215256989U true CN215256989U (en) | 2021-12-21 |
Family
ID=79479677
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121336732.XU Active CN215256989U (en) | 2021-06-16 | 2021-06-16 | Centrifugal fan with water tank base |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215256989U (en) |
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2021
- 2021-06-16 CN CN202121336732.XU patent/CN215256989U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Floor 1, building 6, No. 136, Haichuan Road, Jiangbei District, Ningbo City, Zhejiang Province, 315000 Patentee after: Ningfeng Technology (Ningbo) Co.,Ltd. Address before: Floor 1, building 6, No. 136, Haichuan Road, Jiangbei District, Ningbo City, Zhejiang Province, 315000 Patentee before: Ningbo Ningfeng Fluid Machinery Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |