CN210565323U - Fan drainage structure - Google Patents
Fan drainage structure Download PDFInfo
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- CN210565323U CN210565323U CN201921187704.9U CN201921187704U CN210565323U CN 210565323 U CN210565323 U CN 210565323U CN 201921187704 U CN201921187704 U CN 201921187704U CN 210565323 U CN210565323 U CN 210565323U
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- fan
- baffle
- drainage
- side plate
- drainage structure
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Abstract
The utility model provides a fan drainage structures, fan include the spiral case and locate the curb plate of spiral case both sides, are equipped with the outlet on every curb plate, and the outer wall that is higher than fan spiral tongue in vertical direction of outlet. The utility model relates to a fan drainage structure, when a fan is installed at 90 degrees, water stored in a volute tongue of a fan volute can be quickly discharged, and the influence of accumulated water on the service life is avoided; the baffle prevents dust from entering the volute tongue; the accumulated water flows out through the water guide groove without polluting the side plate.
Description
Technical Field
The utility model belongs to the technical field of the fan, more specifically relates to a fan drainage structures.
Background
The fan is a mechanical device which converts rotary mechanical energy into gas pressure energy and kinetic energy and conveys gas out, so that the fan is widely applied to the fields of metallurgy, petrifaction, electric power, rail transit and the like. The fan generally comprises a volute and side plates arranged on two sides of the volute, the volute and the side plates are combined to form an air inlet and an air outlet, and a motor, fan blades, a coupling, a transmission part and other structures are arranged inside the volute. Due to the requirements of some processes or working environments, the requirements on the position of the air outlet of the fan are different. For medium and high pressure fans, 90-degree installation is needed under certain conditions, namely the air outlet is required to be vertically installed upwards. Under the requirement of the installation position, the volute tongue of the fan is far lower than the highest surface of the volute, a low-lying structure is formed, water is accumulated very easily, the volute is rusted, and the service life is influenced.
Therefore, a drainage structure of the fan needs to be developed, so that when the fan is installed for 90 degrees, water can be effectively drained, and the service life is prolonged.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a fan drainage structures can effectively the drainage, and simple structure is convenient.
In order to achieve the above object, the utility model provides a fan drainage structure, the fan includes the spiral case and locates the curb plate of spiral case both sides, every be equipped with the outlet on the curb plate, the outer wall that is higher than fan snail tongue in vertical direction of outlet.
Preferably, a baffle is further arranged on the outer side of each side plate and located above the water drainage hole.
Preferably, the baffle is 5-20mm higher than the upper edge of the drainage hole.
Preferably, the baffle is fixed to the side plate by welding.
Preferably, the width of the baffle is greater than the diameter of the weep hole.
Preferably, the baffle is of an "n" shape, one side of the "n" shape is fixed on the side plate, the other side of the "n" shape extends out of the outer side of the side plate, and the bottom of the baffle is not higher than the lower edge of the drainage hole in the horizontal direction.
Preferably, the lower edge of the drainage hole is 1-8mm higher than the lowest part of the outer wall of the volute tongue.
Preferably, the outer side of the side plate is provided with a water chute, and the water chute is positioned below the water drainage hole.
The utility model relates to a fan drainage structures, its beneficial effect lies in: when the blower is installed at 90 degrees, water stored in the volute tongue of the blower volute can be quickly discharged, so that the influence of accumulated water on the service life is avoided; the baffle prevents dust from entering the volute tongue; the accumulated water flows out through the water guide groove without polluting the side plate.
Other features and advantages of the present invention will be described in detail in the detailed description which follows.
Drawings
The above and other objects, features and advantages of the present invention will become more apparent by describing in more detail exemplary embodiments thereof with reference to the attached drawings, in which like reference numerals generally represent like parts throughout the exemplary embodiments of the present invention.
Fig. 1 shows a schematic structural view of a fan drainage structure according to an exemplary embodiment of the present invention;
FIG. 2 illustrates a schematic side view of a fan drainage configuration according to an exemplary embodiment of the present invention;
description of reference numerals:
1 side plate, 2 water drainage holes, 3 baffles and 4 water guide grooves.
Detailed Description
Preferred embodiments of the present invention will be described in more detail below. While the following describes preferred embodiments of the present invention, it should be understood that the present invention may be embodied in various forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
For solving the problem that prior art exists, the utility model provides a fan drainage structure, fan include the spiral case and locate the curb plate of spiral case both sides, are equipped with the outlet on every curb plate, and the outer wall that is higher than fan volute tongue in vertical direction of outlet for can discharge the water of depositing in the volute tongue of fan spiral case rapidly when fan 90 installs, avoid ponding to influence life.
Preferably, the outer side of each side plate is further provided with a baffle, and the baffle is positioned above the water drainage hole to prevent dust from entering the volute tongue.
Preferably, the baffle is 5-20mm higher than the upper edge of the drain hole, and the dust-blocking effect is better.
Preferably, the baffle is fixed on the side plates through welding, the connection strength is higher, and the operation is easy.
Preferably, the width of the baffle is larger than the diameter of the water drainage hole, and the dust blocking effect is better.
Preferably, the baffle is of an n shape, one side of the n shape is fixed on the side plate, the other side of the n shape extends out of the side plate, and the bottom of the baffle is not higher than the lower edge of the drain hole in the horizontal direction, so that the drain hole is completely shielded by the baffle in the horizontal direction, and the dustproof effect is improved.
Preferably, the lower edge of the drainage hole is 1-8mm higher than the lowest part of the outer wall of the volute tongue, so that the drainage hole is prevented from being exposed in the volute.
Preferably, the lateral plate is provided with a water chute on the outer side, and the water chute is located below the water drainage hole and used for guiding accumulated water at the volute tongue to be drained, so that rusting caused by wetting the lateral plate is avoided.
Example 1
As shown in fig. 1 to 2, the utility model provides a fan drainage structure, fan include the spiral case and locate the curb plate 1 of spiral case both sides, are equipped with outlet 2 on every curb plate 1, and outlet 2 is higher than the outer wall of fan snail tongue in vertical direction.
In this embodiment, the outer side of each side plate 1 is further provided with a baffle 3, the baffle 3 is located above the drainage hole 2, the baffle 3 is 5-20mm higher than the upper edge of the drainage hole 2, the baffle 3 is fixed on the side plate 1 by welding, and the width of the baffle 3 is larger than the diameter of the drainage hole 2. The baffle 3 is n-shaped, one side of the n-shaped baffle is fixed on the side plate 1, the other side of the n-shaped baffle extends out of the side plate 1, and the bottom of the baffle 3 is not higher than the lower edge of the drain hole 2 in the horizontal direction.
In the embodiment, the lower edge of the drainage hole 2 is 1-8mm higher than the lowest part of the outer wall of the volute, so that the drainage hole 2 is prevented from being exposed in the volute.
In the present embodiment, a water guide groove 4 is provided on the outer side of the side plate 1, and the water guide groove 4 is located below the drain hole 2.
While various embodiments of the present invention have been described above, the above description is intended to be illustrative, not exhaustive, and not limited to the disclosed embodiments. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments.
Claims (8)
1. The utility model provides a fan drainage structures, the fan includes the spiral case and locates curb plate (1) of spiral case both sides, its characterized in that, every be equipped with outlet (2) on the curb plate, outlet (2) be higher than the outer wall of fan volute tongue in the vertical direction.
2. The fan drainage structure according to claim 1, characterized in that a baffle (3) is further arranged on the outer side of each side plate (1), and the baffle (3) is located above the drainage hole (2).
3. The fan drainage structure according to claim 2, characterized in that the baffle (3) is 5-20mm higher than the upper edge of the drainage hole (2).
4. The fan drainage structure according to claim 2, wherein the baffle (3) is fixed to the side plate (1) by welding.
5. The fan drainage structure according to claim 2, wherein the width of the baffle (3) is larger than the diameter of the drainage hole (2).
6. The fan drainage structure according to claim 2, wherein the baffle (3) is n-shaped, one side of the n-shaped baffle is fixed on the side plate (1), the other side of the n-shaped baffle extends out of the side plate (1), and the bottom of the baffle (3) is not higher than the lower edge of the drainage hole (2) in the horizontal direction.
7. The fan drainage structure according to claim 1, characterized in that the lower edge of the drainage hole (2) is 1-8mm higher than the lowest part of the volute tongue outer wall.
8. The fan drainage structure according to claim 1, characterized in that a water chute (4) is arranged on the outer side of the side plate (1), and the water chute (4) is located below the drainage hole (2).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921187704.9U CN210565323U (en) | 2019-07-25 | 2019-07-25 | Fan drainage structure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921187704.9U CN210565323U (en) | 2019-07-25 | 2019-07-25 | Fan drainage structure |
Publications (1)
Publication Number | Publication Date |
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CN210565323U true CN210565323U (en) | 2020-05-19 |
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Family Applications (1)
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CN201921187704.9U Active CN210565323U (en) | 2019-07-25 | 2019-07-25 | Fan drainage structure |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112032901A (en) * | 2020-08-24 | 2020-12-04 | 广州优易机械科技有限公司 | Ventilation energy-saving equipment of computer lab |
-
2019
- 2019-07-25 CN CN201921187704.9U patent/CN210565323U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112032901A (en) * | 2020-08-24 | 2020-12-04 | 广州优易机械科技有限公司 | Ventilation energy-saving equipment of computer lab |
CN112032901B (en) * | 2020-08-24 | 2021-07-27 | 广州优易机械科技有限公司 | Ventilation energy-saving equipment of computer lab |
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