CN214366784U - Self-radiating axial flow fan - Google Patents

Abstract

The utility model relates to a from heat dissipation type axial fan, it include both ends open-ended casing, set up in motor in the casing and with the coaxial fixed connection's of motor output shaft impeller, be provided with heat abstractor in the casing, heat abstractor includes that the convolution is arranged in the cooling tube in the motor outside with to the water supply installation that the cooling tube supplied water, the both ends of cooling tube are connected with inlet tube and outlet pipe respectively. This application has and makes the difficult too high of motor temperature to the effect of guarantee motor normal operating.

Description

Self-radiating axial flow fan

Technical Field

The application relates to the field of fans, in particular to a self-radiating axial flow fan.

Background

Axial fans are widely used and are called axial flow because air flows parallel to a fan shaft, such as an electric fan, and an air conditioner external fan is an axial flow type running fan, and the axial flow fan is generally used in occasions with higher flow requirements and lower pressure requirements.

Chinese patent with patent publication No. CN203098328U discloses an axial flow fan, which comprises a motor, fan blades and a fixed disk, wherein the motor is mounted on the fixed disk, the fan blades are further mounted on the fixed disk, the motor, the fixed disk and the fan blades are fixedly mounted in a shell, a power supply box is connected to the outer surface of the shell, and the shell is substantially in a cylindrical structure.

The fan mainly generates wind by driving the fan blades to rotate through the motor, the motor can generate more heat in the long-time running process, the motor is easy to cause the faults such as short circuit and the like due to overhigh temperature, and therefore the motor needs to be subjected to heat dissipation treatment.

SUMMERY OF THE UTILITY MODEL

In order to avoid as far as possible that the fan operation in-process motor temperature is too high, this application provides from heat dissipation type axial fan.

The application provides a from heat dissipation type axial fan adopts following technical scheme:

from heat dissipation type axial fan, including both ends open-ended casing, set up in motor in the casing and with motor output shaft coaxial fixed connection's impeller, be provided with heat abstractor in the casing, heat abstractor includes that the convolution is arranged in the cooling tube in the motor outside with to the water supply installation that the cooling tube supplied water, the both ends of cooling tube are connected with inlet tube and outlet pipe respectively.

Through adopting above-mentioned technical scheme, through the setting of cooling tube, the motor is when the operation, through water supply installation with water from the inlet tube input cooling tube in, and discharge through the outlet pipe, flow through the rivers and take away the heat that the motor produced, with the realization to the cooling of motor, and the setting of coiling of cooling tube, what the heat that makes the motor produce can be abundant is absorbed by the rivers in the cooling tube, with the improvement effect of cooling, thereby make the motor temperature be difficult for too high, guarantee the normal operating of fan.

Preferably, the motor outside cover is equipped with the heat dissipation cover, the cooling tube convolute and set up in on the heat dissipation cover inner wall, the inlet tube with the outlet pipe all wears out the heat dissipation cover.

Through adopting above-mentioned technical scheme, the installation of the cooling tube of being convenient for of setting up of heat exchanger that looses plays the supporting role to the cooling tube, improves heat abstractor's stability.

Preferably, one end of the heat dissipation cover close to the impeller is provided with an opening.

Through adopting above-mentioned technical scheme, the rotation that makes its difficult influence motor shaft that sets up of heat exchanger open-ended makes its installation more convenient simultaneously.

Preferably, one end of the heat dissipation cover, which is far away from the impeller, is arranged in a funnel shape, and the diameter of the heat dissipation cover gradually decreases along the direction far away from the impeller.

Through adopting above-mentioned technical scheme, the setting that leaks hopper-shaped was kept away from the one end of impeller to the heat exchanger that looses plays certain effect that blocks the dust and is inhaled in the motor, makes the air current get into the casing more smoothly simultaneously, is difficult for influencing the normal circulation of air current at the casing both ends to ensure that the amount of wind of fan is enough.

Preferably, the heat dissipation cover is a plastic cover.

Through adopting above-mentioned technical scheme, the heat exchanger that looses is the plastics cover, and its cost is lower and weight is lighter, makes the whole weight of fan difficult too high.

Preferably, a mounting seat for mounting the motor is arranged in the casing, and the heat dissipation cover is bolted and fixed to the mounting seat.

Through adopting above-mentioned technical scheme, the bolt of heat exchanger that looses is fixed to be set up, makes its installation and dismantlement all comparatively convenient to the convenience is changed or is maintained the motor.

Preferably, the water inlet pipe and the water outlet pipe are both flexible pipes.

Through adopting above-mentioned technical scheme, inlet tube and outlet pipe are the hose, and the fan can both be convenient for communicate cooling tube and water supply installation at various mounted position to supply water in order to cool down the motor to the cooling tube, strong adaptability.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through the arrangement of the radiating pipes, when the motor operates, water is input into the radiating pipes from the water inlet pipe through the water supply device and is discharged through the water outlet pipe, and heat generated by the motor is taken away through water flow so as to realize cooling of the motor;

2. the one end that the impeller was kept away from to the radiator shroud leaks hopper-shaped's setting, plays certain effect that blocks the dust and is inhaled in the motor, makes the air current get into in the casing more smoothly simultaneously, and the normal circulation of difficult influence air current at the casing both ends to ensure that the amount of wind of fan is enough.

Drawings

FIG. 1 is a schematic structural view of the present embodiment;

fig. 2 is a schematic structural view of the present embodiment with the heat dissipation cover removed.

Reference numerals: 1. a housing; 2. a motor; 3. an impeller; 4. a mounting seat; 5. a radiating pipe; 6. a water inlet pipe; 7. a water outlet pipe; 8. a heat dissipation cover; 9. and (7) mounting the plate.

Detailed Description

The present application is described in further detail below with reference to the accompanying drawings.

Referring to fig. 1 and 2, the embodiment of the present application discloses a self-radiating axial flow fan, including a casing 1, a motor 2 disposed in the casing 1, and an impeller 3 coaxially and fixedly connected to an output shaft of the motor 2, in which the casing 1 is cylindrical, and a support frame is fixedly mounted outside the casing 1; impeller 3 and driving motor 2's output shaft all is coaxial with casing 1, fixedly on casing 1 inner wall being provided with the mount pad 4 that is used for installing motor 2, mount pad 4 is on a parallel with the axis setting of casing 1, and its both ends all are fixed with casing 1 inner wall, and motor 2 fixed mounting is in one side that mount pad 4 is close to casing 1 axis, and for improving the structural strength of fan, fixedly between one side of keeping away from motor 2 at mount pad 4 and casing 1 inner wall be provided with three reinforcing plates.

Referring to fig. 2, be provided with the heat abstractor that is used for cooling down to motor 2 in casing 1, heat abstractor sets up in the outer cooling tube 5 of motor 2 including circling round, the both ends of cooling tube 5 communicate respectively and are provided with inlet tube 6 and outlet pipe 7, heat abstractor is still including the water supply installation who supplies water to cooling tube 5, in this embodiment, water supply installation includes the water tank and sets up the water pump outside the water tank, inlet tube 6 communicates in the delivery port of water pump, and outlet pipe 7 communicates in the water tank, and be connected for water supply installation and cooling tube 5 for being convenient for, inlet tube 6 and outlet pipe 7 are the hose, and be provided with water pipe head in inlet tube 6 tip. The water pump is in pumping the cooling tube 5 with the water in the water tank from inlet tube 6 pump, takes away the heat that motor 2 produced through rivers to the realization is to the cooling of motor 2.

Referring to fig. 1, be equipped with heat exchanger 8 in the installation of cooling tube 5 for the convenience, 2 dustcoats at the motor, heat exchanger 8 cross-sections are "U" font, cooling tube 5 is fixed to be set up on heat exchanger 8's inner wall, set up the perforation that supplies inlet tube 6 and outlet pipe 7 to pass respectively on heat exchanger 8 lateral wall, inlet tube 6 and outlet pipe 7 are worn out casing 1 and water tank and water pump intercommunication from casing 1 one end of keeping away from impeller 3, heat exchanger 8 is close to the one end of impeller 3 and establishes to the opening, pass with power supply machine 2 output shaft, and be difficult too big for making fan weight, heat exchanger 8 is the plastic casing.

Two mounting panels 9 of outside bending type formation in both sides of heat exchanger 8, all seted up the mounting hole on mounting panel 9 and mount pad 4, heat exchanger 8 is fixed on mount pad 4 through the bolt that passes mounting panel 9 and mount pad 4 to make things convenient for heat abstractor's dismantlement and installation, in order conveniently to maintain motor 2.

Referring to fig. 1, in order to reduce the influence of the heat dissipation cover 8 on the air flow, one end of the heat dissipation cover 8, which is far away from the impeller 3, is set to be funnel-shaped, and the diameter of the heat dissipation cover is gradually reduced along the direction far away from the impeller 3, so that the air flow can smoothly circulate at two ends of the casing 1, and the air volume of the fan is sufficient and stable.

The implementation principle of the embodiment is as follows: after the fan installation is accomplished, drive impeller 3 through motor 2 and rotate the air supply function in order to realize the fan, and when motor 2 moved for a long time, open the water pump and to the water injection in cooling tube 5, rivers are at the 5 inner loop of cooling tube flow to absorb and take away the heat that motor 2 produced through rivers, in order to realize the cooling function to motor 2.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (7)

1. From heat dissipation type axial fan, including both ends open-ended casing (1), set up in motor (2) in casing (1) and with motor (2) the coaxial fixed connection of output shaft impeller (3), its characterized in that: the motor is characterized in that a heat dissipation device is arranged in the machine shell (1), the heat dissipation device comprises a heat dissipation pipe (5) which is arranged on the outer side of the motor (2) in a convoluted mode and a water supply device which supplies water to the heat dissipation pipe (5), and the two ends of the heat dissipation pipe (5) are respectively connected with a water inlet pipe (6) and a water outlet pipe (7).

2. The self-heat-dissipation axial flow fan according to claim 1, characterized in that: the motor (2) outside cover is equipped with heat dissipation cover (8), cooling tube (5) convolute and coil set up in on heat dissipation cover (8) inner wall, inlet tube (6) with outlet pipe (7) all wear out heat dissipation cover (8).

3. The self-heat-dissipation axial flow fan according to claim 2, characterized in that: and one end of the heat dissipation cover (8) close to the impeller (3) is provided with an opening.

4. The self-heat-dissipation axial flow fan according to claim 2, characterized in that: one end, far away from the impeller (3), of the heat dissipation cover (8) is arranged to be funnel-shaped, and the diameter of the heat dissipation cover is gradually reduced along the direction far away from the impeller (3).

5. The self-heat-dissipation axial flow fan according to claim 2, characterized in that: the heat dissipation cover (8) is a plastic cover.

6. The self-heat-dissipation axial flow fan according to claim 2, characterized in that: the motor is characterized in that a mounting seat (4) for mounting the motor (2) is arranged in the machine shell (1), and the heat dissipation cover (8) is bolted and fixed on the mounting seat (4).

7. The self-heat-dissipation axial flow fan according to claim 1, characterized in that: the water inlet pipe (6) and the water outlet pipe (7) are both hoses.

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