CN212672116U

CN212672116U - Centrifugal fan with heat dissipation cooling function

Info

Publication number: CN212672116U
Application number: CN202020970557.9U
Authority: CN
Inventors: 陈云峰
Original assignee: Henan Mengdian Group Cement Co Ltd
Current assignee: Henan Mengdian Group Cement Co Ltd
Priority date: 2020-06-01
Filing date: 2020-06-01
Publication date: 2021-03-09
Anticipated expiration: 2030-06-01

Abstract

The utility model discloses a centrifugal fan with heat dissipation cooling function relates to heat dissipation cooling function centrifugal fan technical field. The utility model discloses a base, base top one side fixedly connected with motor, motor shaft fixedly connected with shaft coupling, base top opposite side fixedly connected with fan casing, fan casing one side fixedly connected with apron, apron one side fixedly connected with air outlet groove, air outlet groove bottom fixedly connected with outlet duct, fan casing opposite side fixedly connected with air-supply line, the air outlet has been seted up to fan casing's front portion, the fan casing internal rotation is connected with the impeller, fan casing rear portion bottom fixedly connected with intake pipe, base rear portion fixedly connected with water tank. The utility model discloses a shaft coupling, play wind groove, outlet duct, intake pipe and water tank's mating reaction has avoided the fan to lead to the motor to generate heat to influence the use and reduce motor life long-time during operation, and not only convenient to use has just prolonged life.

Description

Centrifugal fan with heat dissipation cooling function

Technical Field

The utility model belongs to a heat dissipation cooling function centrifugal fan technical field, particularly, in particular to centrifugal fan with heat dissipation cooling function.

Background

The centrifugal fan is a driven fluid machine which increases the pressure of gas and discharges the gas by means of input mechanical energy. Centrifugal fans are widely used in ventilation, dust removal and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings; ventilation and draught of boilers and industrial furnaces; cooling and ventilation in air conditioning equipment and household appliances; drying and selecting grains; wind tunnel wind source and air cushion boat inflation and propulsion.

Chinese utility model patent No. CN201821616957.9 discloses a heat dissipation cooling device of fan, including the fan shell, the lateral wall of fan shell is equipped with the air inlet, the top of fan shell is equipped with the air outlet, the fan shell is connected with air exhaust mechanism through the motor, the lateral wall fixedly connected with dust cover of fan shell. Although the heat dissipation effect of the fan is realized, the friction of the wind used for cooling in the blade cover can generate a large amount of heat, the motor cannot be sufficiently cooled, and the direct connection of the blade rod and the motor shaft can exchange more heat to be not beneficial to heat dissipation.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

To the problem in the correlation technique, the utility model provides a centrifugal fan with heat dissipation cooling function to overcome the above-mentioned technical problem that current correlation technique exists.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a centrifugal fan with heat dissipation cooling function, the on-line screen storage device comprises a base, base top one side fixedly connected with motor, motor shaft portion fixedly connected with shaft coupling, base top opposite side fixedly connected with fan casing, fan casing one side fixedly connected with apron, apron one side fixedly connected with air outlet tank, air outlet tank bottom fixedly connected with outlet duct, fan casing opposite side fixedly connected with air-supply line, the air outlet has been seted up to fan casing's front portion, fan casing internal rotation is connected with the impeller, fan casing rear portion bottom fixedly connected with intake pipe, base rear portion fixedly connected with water tank.

Further, one side fixedly connected with pivot that the impeller is close to the motor, the pivot runs through the apron is rotated with it and is connected, pivot fixed connection with the shaft coupling.

Furthermore, the air outlet groove is internally clamped with absorbent cotton, one side of the air outlet groove is uniformly provided with air blowing holes, the other end of the air outlet pipe is connected with the upper part of the water tank, and the air inlet pipe is inserted into the water tank and extends to the bottom of the water tank.

Furthermore, the air outlet is rotatably connected with a louver, the air inlet pipe is communicated with the fan shell and the end part of the fan shell is clamped with a filter screen, and the air inlet pipe and the air outlet pipe are respectively communicated with the fan shell and the air outlet groove.

Furthermore, a side wall of the fan shell, which is far away from the motor, and a side wall of the cover plate are fixedly connected with rotating grooves, side walls of two sides of the impeller are fixedly connected with rotating rings, and the rotating rings are rotatably connected in the rotating grooves.

The utility model discloses following beneficial effect has:

the proper amount of clean water is added into the water tank, the clean water submerges the air inlet pipe but is lower than the air outlet pipe, the fan is placed at a position to be used and is connected with a power supply, the motor rotates to drive the impeller to rotate through the coupler, because the coupler is made of poor material heat conductivity and small in conduction area, the heat is prevented from being conducted to the motor through the rotating shaft through the transmission of the coupler to cause the motor to generate heat and play a role in protecting the motor from overload, the rotating rings at two sides of the impeller rotate in the rotating groove to ensure the stability, the impeller rotates to drive airflow to enable the air to enter the fan shell through the air inlet pipe after being filtered by the filter screen, the airflow is blown out through the air outlet after being larger, the air outlet direction can be adjusted through the rotating shutter, a part of the airflow is driven to enter the water tank through the air inlet pipe when the impeller rotates, the cotton that absorbs water absorbs cooling gas behind the moisture blows off by the blowhole and takes away the motor heat and cool off the motor, and this has avoided the fan to lead to the motor to generate heat to influence the use and reduce motor life when long-time during operation, and convenient to use has not only prolonged life, and it can to change the cooling water in filter screen and the water tank after using a period.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive work.

Fig. 1 is a first overall perspective view of the present invention;

FIG. 2 is a second overall perspective view of the present invention;

FIG. 3 is a schematic diagram of the overall explosion of the present invention;

fig. 4 is a schematic diagram of a local explosion of the present invention;

fig. 5 is a schematic diagram of a local explosion according to the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a base; 2. a motor; 3. a coupling; 4. a fan housing; 5. a cover plate; 6. an air outlet groove; 7. an air outlet pipe; 8. an air inlet pipe; 9. an air outlet; 10. an impeller; 11. an air inlet pipe; 12. a water tank; 13. a rotating shaft; 14. absorbent cotton; 15. an air blowing hole; 16. louver blades; 17. filtering with a screen; 18. a rotating groove; 19. and (6) rotating the ring.

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. All other embodiments obtained by a person skilled in the art without any inventive work based on the embodiments of the present invention belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "open hole", "upper", "lower", "top", "middle", "inner", and the like indicate positional or orientational relationships and are merely for convenience of description and simplicity of description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention.

Please refer to fig. 1-5, the utility model relates to a centrifugal fan with heat dissipation cooling function, including base 1, 1 top one side fixedly connected with motor 2 of base, 2 axial region fixedly connected with shaft couplings 3 of motor, 1 top opposite side fixedly connected with fan casing 4 of base, 4 one side fixedly connected with apron 5 of fan casing, 5 one side fixedly connected with air outlet groove 6 of apron, 6 bottom fixedly connected with outlet duct 7 in air outlet groove, 4 opposite side fixedly connected with air-supply line 8 of fan casing, air outlet 9 has been seted up to the front portion of

fan casing

4, 4 internal rotations of fan casing are connected with

impeller

10, 4 rear portion bottom fixedly connected with intake pipe 11 of fan casing, 1 rear portion fixedly connected with water tank 12 of base.

In one embodiment, for the above-mentioned impeller 10, the impeller 10 is close to one side fixedly connected with pivot 13 of motor 2, pivot 13 runs through apron 5 and rotate with it and be connected, pivot 13 fixed connection with shaft coupling 3 to motor 2 rotates and drives the work that impeller 10 rotated and realizes the fan through shaft coupling 3, and then has avoided pivot lug connection impeller 10 and the 2 axial parts of motor to lead to the heat conduction to influence in motor 2 life in motor 2.

In an embodiment, for above-mentioned air-out groove 6, it has cotton 14 that absorbs water to have the joint in the air-out groove 6, blowhole 15 has evenly been seted up to air-out groove 6 one side, the outlet duct 7 other end connect with water tank 12 upper portion, intake pipe 11 peg graft with in the water tank 12 and extend to its bottom to drive partly air current when impeller 10 rotates and pass through intake pipe 11 and get into in the water tank 12, because intake pipe 11 extends to water tank 12 bottom so stretch into the liquid face, gaseous by outlet duct 7 entering air-out groove 6 after the clear water cooling again, cotton 14 that absorbs water cools off the cooling gas after absorbing moisture and blows off the heat of taking out motor 2 and cooling motor 2 by blowhole 15, and then has guaranteed that motor 2 can not generate heat seriously and influence the use and shorten life even in the course of working. In addition, when specifically using, the bottom of water tank 12 is provided with the outlet, and water inlet has just been seted up on water tank 12 upper portion and has been provided with the case lid, guarantees to seal in water tank 12 in the use, avoids gaseous scattered excessive influence air output.

In an embodiment, for the air outlet 9, the air outlet 9 is rotatably connected with a louver 16, the air inlet pipe 8 is communicated with the fan housing 4 and the end portion is connected with a filter screen 17, the air inlet pipe 11 and the air outlet pipe 7 are respectively communicated with the fan housing 4 and the air outlet groove 6, so that when air enters the fan housing 4 from the air inlet pipe 8, the air is filtered by the filter screen 17 to prevent dust and impurities from entering the housing and affecting the service life, and the louver 16 of the air outlet 9 can be used for adjusting the air outlet direction, thereby prolonging the service life of the fan and enhancing the practicability.

In one embodiment, for the above-mentioned fan housing 4, a side wall of the fan housing 4 away from the motor 2 and a side wall of the cover plate 5 are both fixedly connected with a rotating groove 18, side walls of both sides of the impeller 10 are both fixedly connected with a rotating ring 19, and the rotating ring 19 is rotatably connected in the rotating groove 18, so that the rotating groove 18 fixes and limits the impeller 10 through the rotating ring 19, and the rotating ring 19 rotates in the rotating groove 18 when the motor 2 drives the impeller 10 to rotate through the coupler 3, thereby ensuring structural stability and feasibility. In addition, when the fan is specifically applied, the rotating ring 19 and the rotating groove 18 are coaxial with the motor 2, and the joint of the rotating ring 19 and the rotating groove 18 is attached without a gap, so that the influence on the use of the fan caused by eccentricity and shaking in the rotating process is avoided.

In conclusion, with the above technical solution of the present invention, by adding a proper amount of clean water into the water tank 12, the clean water submerges the air inlet pipe 11 but is lower than the air outlet pipe 7, the blower is placed at a position to be used and is powered on, the motor 2 rotates to drive the impeller 10 to rotate through the shaft coupling 3, because the shaft coupling 3 is made of a material with poor thermal conductivity and small conduction area, the transmission through the shaft coupling 3 prevents heat from being conducted to the motor 2 through the rotating shaft to cause the motor 2 to generate heat and protect the motor 2 from overloading, the rotating rings 19 on both sides of the impeller 10 rotate in the rotating groove 18 to ensure stability, the impeller 10 rotates to drive the air flow to enable the air to enter the blower housing 4 through the air inlet pipe 8 after being filtered by the filter screen 17, the air flow is blown out through the air outlet 9 after being larger, the air outlet direction can be adjusted by rotating the louver 16 at this, because the intake pipe 11 extends to the bottom of the water tank 12 and thus stretches into the liquid surface, the gas enters the air outlet groove 6 through the air outlet pipe 7 after being cooled and filtered by clean water, the cooling gas after the water absorption cotton 14 absorbs water is blown out through the air blowing holes 15 to take away the heat of the motor 2 to cool the motor 2, and the filter screen 17 and the cooling water in the water tank 12 are replaced after the cooling gas is used for a period of time.

Through above-mentioned technical scheme, 1, through motor 2, shaft coupling 3, air-out groove 6, outlet duct 7, intake pipe 11, water tank 12, cotton 14 and the mating reaction of blowing hole 15 absorb water, avoided the fan to lead to motor 2 to generate heat to influence the use and reduce motor 2 life long-time during operation, not only convenient to use has just prolonged life.

In the description of the present specification, reference to the description of "one embodiment," "an example," "a specific example" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended only to help illustrate the invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a centrifugal fan with heat dissipation cooling function, includes base (1), its characterized in that: the improved fan is characterized in that a motor (2) is fixedly connected to one side of the top of a base (1), a shaft portion of the motor (2) is fixedly connected with a coupler (3), a fan shell (4) is fixedly connected to the other side of the top of the base (1), a cover plate (5) is fixedly connected to one side of the fan shell (4), an air outlet groove (6) is fixedly connected to one side of the cover plate (5), an air outlet pipe (7) is fixedly connected to the bottom of the air outlet groove (6), an air inlet pipe (8) is fixedly connected to the other side of the fan shell (4), an air outlet (9) is formed in the front of the fan shell (4), an impeller (10) is connected to the inner rotation of the fan shell (4), an air inlet pipe (11) is fixedly connected.

2. The centrifugal fan with the heat dissipation and cooling functions as recited in claim 1, wherein a rotating shaft (13) is fixedly connected to one side of the impeller (10) close to the motor (2), the rotating shaft (13) penetrates through the cover plate (5) and is rotatably connected with the cover plate, and the rotating shaft (13) is fixedly connected with the coupling (3).

3. The centrifugal fan with the heat dissipation and cooling functions as claimed in claim 1, wherein water absorbent cotton (14) is clamped in the air outlet groove (6), air blowing holes (15) are uniformly formed in one side of the air outlet groove (6), the other end of the air outlet pipe (7) is connected with the upper portion of the water tank (12), and the air inlet pipe (11) is inserted in the water tank (12) and extends to the bottom of the water tank.

4. The centrifugal fan with the heat dissipation and cooling functions as claimed in claim 1, wherein a louver (16) is rotatably connected to the air outlet (9), the air inlet pipe (8) is communicated with the fan housing (4) and is clamped with a filter screen (17) at an end thereof, and the air inlet pipe (11) and the air outlet pipe (7) are respectively communicated with the fan housing (4) and the air outlet groove (6).

5. The centrifugal fan with the function of dissipating heat and cooling according to claim 1, wherein a side wall of the fan housing (4) away from the motor (2) and a side wall of the cover plate (5) are both fixedly connected with a rotating groove (18), and side walls of both sides of the impeller (10) are both fixedly connected with a rotating ring (19), and the rotating ring (19) is rotatably connected in the rotating groove (18).