CN211908537U

CN211908537U - Forced heat dissipation device of axial flow fan

Info

Publication number: CN211908537U
Application number: CN202020918987.6U
Authority: CN
Inventors: 王忐; 栗红
Original assignee: Hunan Xiangtonghe Fan Electric Equipment Co ltd
Current assignee: Hunan Xiangtonghe Fan Electric Equipment Co ltd
Priority date: 2020-05-27
Filing date: 2020-05-27
Publication date: 2020-11-10
Anticipated expiration: 2030-05-27

Abstract

The utility model discloses an axial fan forced heat abstractor in technical field, which comprises an outer shell, shell cavity is equipped with the motor, the blade is connected to the output of motor, the motor is equipped with the motor protection casing outward, motor protection casing one end is equipped with outlet pipe joint and intake-tube connection respectively, outlet pipe joint is connected with outlet duct one end, the outlet duct other end runs through the shell and is connected with the forced cooling subassembly of locating the shell outer wall, intake-tube connection is connected with intake-tube one end, the intake-tube other end runs through the shell and is connected with the forced cooling subassembly of locating the shell outer wall, the utility model discloses take out the hot-air that the motor produced and dispel the heat the cooling back and reintroduce the fan in, dispel the heat to the motor, maintained the high-efficient operation of motor to axial fan.

Description

Forced heat dissipation device of axial flow fan

Technical Field

The utility model relates to a fan technical field specifically is an axial fan forces heat abstractor.

Background

The axial flow fan has a very wide application, namely, the axial flow fan and the fan blade have the same direction of air flow, such as an electric fan, and an air conditioner outer machine fan is an axial flow type running fan. The "axial flow" is so called because the gas flows parallel to the fan axis. Axial flow fans are typically used in applications where flow requirements are high and pressure requirements are low. The axial fan fixes the position and moves the air. The axial flow fan mainly comprises a fan impeller and a casing, and is simple in structure but high in data requirement.

When the axial flow fan works, the continuous work of the motor can generate higher heat, the heat dissipation effect of the existing axial flow fan is poor, so that the motor is prone to generating problems, the efficiency of the axial flow fan is affected, the service life of the axial flow fan is shortened, and therefore the forced heat dissipation device of the axial flow fan is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an axial fan forces heat abstractor to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an axial fan forces heat abstractor, includes the shell, the shell inner chamber is equipped with the motor, the blade is connected to the output of motor, the motor is equipped with the motor protection casing outward, motor protection casing one end is equipped with outlet pipe joint and intake pipe joint respectively, outlet pipe joint is connected with outlet duct one end, the outlet duct other end runs through the shell and is connected with the forced cooling subassembly of locating the shell outer wall, intake pipe joint and intake pipe one end connection, the intake pipe other end runs through the shell and is connected with the forced cooling subassembly of locating the shell outer wall.

Further, force radiator unit includes the box, the box both ends are equipped with air inlet, gas outlet and air guide channel respectively, air inlet and gas outlet inboard are equipped with induced fan and air supply fan respectively, the air inlet end of induced fan is equipped with filter assembly, the box inner chamber is equipped with first semiconductor refrigeration piece and second semiconductor refrigeration piece, first semiconductor refrigeration piece and second semiconductor refrigeration piece both ends are equipped with first semiconductor heating panel and second semiconductor heating panel respectively.

Furthermore, the filtering component comprises a shell, a filtering screen plate is arranged in the shell, and an air filtering screen is arranged below the filtering screen plate.

Further, the outer wall of the box body is fixedly connected with an installation base block, the installation base block is fixedly connected with the shell through a plurality of fastening screws, and air guide ports are formed in two ends of the box body.

Furthermore, one end of the air outlet pipe is connected with the air inlet, one end of the air inlet pipe is connected with the air outlet, and the air outlet pipe and the air inlet pipe are both bent hard pipes.

Furthermore, two mounting pipe holes and screw holes are formed in the shell.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of simple structure, and reasonable design, through the outlet duct, the hot-air of intake pipe and forced cooling subassembly in with the motor protection casing is taken out, and through first semiconductor refrigeration piece, second semiconductor refrigeration piece, the combined operation of first semiconductor heating panel and second semiconductor heating panel, can cool down the heat dissipation to the hot-air of taking out fast, reintroduce to motor protection casing inner chamber, the circulation of air has been realized, the heat that produces when having reduced the motor operation, the normal work efficiency of motor has been guaranteed, axial fan's life has been prolonged.

Drawings

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

FIG. 2 is a schematic structural view of the forced heat dissipation assembly of the present invention;

fig. 3 is a schematic structural diagram of the filtering assembly of the present invention.

In the figure: 1. a housing; 2. a motor; 3. a blade; 4. an air outlet pipe joint; 5. an air inlet pipe joint; 6. an air outlet pipe; 7. an air inlet pipe; 8. a box body; 9. installing a base block; 10. an air inlet; 11. an air outlet; 12. a filter assembly; 121. a filter screen plate; 122. an air filter screen; 13. a fan guide; 14. an air guide channel; 15. an air supply fan; 16. a first semiconductor refrigeration chip; 17. a first semiconductor heat dissipation plate; 18. a second semiconductor refrigeration chip; 19. a second semiconductor heat dissipation plate; 20. motor protection casing.

The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

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.

Referring to fig. 1, the present invention provides an axial flow fan forced heat dissipation device, which comprises a housing 1, a motor 2 disposed in the inner cavity of the housing 1, a blade 3 connected to the output end of the motor 2, a motor protection cover 20 disposed outside the motor 2, an air outlet pipe joint 4 and an air inlet pipe joint 5 disposed at one end of the motor protection cover 20, the air outlet pipe joint 4 connected to one end of an air outlet pipe 6, the other end of the air outlet pipe 6 penetrating through the housing 1 and connected to a forced heat dissipation assembly disposed on the outer wall of the housing 1, hot air generated in the motor protection cover 20 is guided into the forced heat dissipation assembly through the air outlet pipe 6, the air inlet pipe joint 5 connected to one end of an air inlet pipe 7, the other end of the air inlet pipe 7 penetrating through the housing 1 and connected to the forced heat dissipation assembly disposed on the outer wall of the housing 1, the efficient work of the motor 2 is maintained, and the service life of the axial flow fan is prolonged.

Referring to fig. 2, the forced heat dissipation assembly includes a box 8, an air inlet 10, an air outlet 11 and an air guide channel 14 are respectively disposed at two ends of the box 8, an air guide fan 13 and an air supply fan 15 are respectively disposed at inner sides of the air inlet 10 and the air outlet 11, a filter assembly 12 is disposed at an air inlet end of the air guide fan 13, a first semiconductor chilling plate 16 and a second semiconductor chilling plate 18 are disposed in an inner cavity of the box 8, the first semiconductor chilling plate 16 and the second semiconductor chilling plate 18 are electrically connected to an external power source, when a current passes through a thermocouple pair formed by connecting an N-type semiconductor material and a P-type semiconductor material, heat transfer occurs between the two ends, the heat is transferred from one end to the other end, thereby generating a temperature difference to form a cold-hot end, but the semiconductor itself has a resistance to generate heat when the current passes through the semiconductor, thereby affecting heat transfer, and the heat between the two electrode plates is also reversely transferred, when the cold and hot end reaches certain difference in temperature, the volume of these two kinds of heat transfer is equal, will reach a balance point, positive and negative heat transfer offsets each other, the temperature of cold and hot end just can not continue to change this moment, thereby realize the cooling heat dissipation function to the hot air, first semiconductor refrigeration piece 16 and second semiconductor refrigeration piece 18 both ends are equipped with first semiconductor heating panel 17 and second semiconductor heating panel 19 respectively, when carrying out the refrigeration operation, first semiconductor heating panel 17 is the cold drawing, second semiconductor heating panel 19 is the hot drawing, first semiconductor heating panel 17 and second semiconductor heating panel 19 heat dispersion are good, can improve the radiating efficiency of hot air.

Referring to fig. 3, the filter assembly 12 includes a housing, a filter screen 121 is disposed in the housing, an air filter screen 122 is disposed below the filter screen 121, and the dual filtering functions of the filter screen 121 and the air filter screen 122 are used to filter out impurities in the introduced air, so as to prevent the impurities from being transmitted and affecting the subsequent heat dissipation and cooling functions and avoid causing damage to the motor 2.

Referring to fig. 1, an installation base block 9 is fixedly connected to an outer wall of a box 8, the installation base block 9 is fixedly connected to a housing 1 through a plurality of fastening screws, the box 8 is fixedly installed through the installation base block 9 and the fastening screws, and air guide ports are formed at two ends of the box 8.

One end of the air outlet pipe 6 is connected with the air inlet 10, one end of the air inlet pipe 7 is connected with the air outlet 11, and the air outlet pipe 6 and the air inlet pipe 7 are both bent hard pipes.

Two mounting pipe holes and screw holes are formed in the shell 1.

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

1. The utility model provides an axial fan forces heat abstractor, includes shell (1), its characterized in that: the utility model discloses a motor, including shell (1), motor (2), blade (3) are connected to the output of motor (2), motor (2) are equipped with motor protection casing (20) outward, motor protection casing (20) one end is equipped with outlet pipe joint (4) and intake-tube connector (5) respectively, outlet pipe joint (4) are connected with outlet duct (6) one end, outlet duct (6) other end runs through shell (1) and is connected with the compulsory radiator unit who locates shell (1) outer wall, intake-tube connector (5) are connected with intake pipe (7) one end, intake pipe (7) other end runs through shell (1) and is connected with the compulsory radiator unit who locates shell (1) outer wall.

2. The axial fan forced cooling device of claim 1, wherein: force radiator unit to include box (8), box (8) both ends are equipped with air inlet (10), gas outlet (11) and air guide channel (14) respectively, air inlet (10) and gas outlet (11) inboard are equipped with induced fan (13) and air supply fan (15) respectively, the air inlet end of induced fan (13) is equipped with filtering component (12), box (8) inner chamber is equipped with first semiconductor refrigeration piece (16) and second semiconductor refrigeration piece (18), first semiconductor refrigeration piece (16) and second semiconductor refrigeration piece (18) both ends are equipped with first semiconductor heating panel (17) and second semiconductor heating panel (19) respectively.

3. The axial fan forced cooling device of claim 2, wherein: the filter assembly (12) comprises a shell, a filter screen plate (121) is arranged in the shell, and an air filter screen (122) is arranged below the filter screen plate (121).

4. The axial fan forced cooling device of claim 2, wherein: the outer wall of the box body (8) is fixedly connected with an installation base block (9), the installation base block (9) is fixedly connected with the shell (1) through a plurality of fastening screws, and air guide ports are formed in two ends of the box body (8).

5. The axial fan forced heat dissipation device of claim 1 or 2, wherein: outlet duct (6) one end is connected with air inlet (10), intake pipe (7) one end is connected with gas outlet (11), outlet duct (6) and intake pipe (7) are curved hard tube.

6. The axial fan forced cooling device of claim 1, wherein: two mounting pipe holes and screw holes are formed in the shell (1).