CN217842071U - Low-noise heat dissipation type axial flow fan - Google Patents
Low-noise heat dissipation type axial flow fan Download PDFInfo
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- CN217842071U CN217842071U CN202221883180.9U CN202221883180U CN217842071U CN 217842071 U CN217842071 U CN 217842071U CN 202221883180 U CN202221883180 U CN 202221883180U CN 217842071 U CN217842071 U CN 217842071U
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Abstract
The utility model discloses a low-noise heat dissipation type axial flow fan, in particular to the technical field of axial flow fans, which comprises a heat-conducting metal shell, and a motor and fan blades which are arranged inside the heat-conducting metal shell, wherein the outer side of the heat-conducting metal shell is provided with a noise reduction mechanism; the noise reduction mechanism comprises two shock absorbers which are respectively arranged on two sides of the heat conduction metal shell, an L-shaped supporting rod is arranged at the top end of each shock absorber, the L-shaped supporting rod is arranged on the outer side of the heat conduction metal shell, a T-shaped supporting seat is fixedly arranged at the bottom end of each shock absorber, the T-shaped supporting seat is arranged on the outer side of the heat conduction metal shell, and the noise generated by the operation of the device is reduced by the arrangement of the noise reduction mechanism. Protective nets are arranged on the front side and the rear side of the heat-conducting metal shell. The utility model discloses have the better function of making an uproar of falling, the vibrations that produce when preventing the motor operation make this device produce great noise, and polyurethane foam has the function of resistance to shock and compression, further carries out the noise reduction.
Description
Technical Field
The utility model relates to an axial fan technical field, concretely relates to heat dissipation type axial fan of low noise.
Background
The axial flow fan has a wide application range, namely, the axial flow fan and the fan of the air conditioner external unit are airflow in the same direction as the shaft of the fan blade, such as an electric fan, and the fan operates in an axial flow mode. Axial fans are so called because the air 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 a position and moves air. The axial flow fan mainly comprises a fan impeller and a casing, and is simple in structure but high in data requirement.
The axial flow fan can be used for ventilation of places such as general factories, warehouses, offices, houses and the like, and when the axial flow fan works, vibration generated when a motor of the axial flow fan runs generates large noise, so that certain noise pollution is caused to the use environment.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model provides a heat dissipation type axial fan of low noise to solve the problem that proposes in the background art.
In order to achieve the above object, the present invention provides the following technical solutions: a low-noise heat dissipation type axial flow fan comprises a heat conduction metal shell, and a motor and fan blades which are arranged in the heat conduction metal shell, wherein a noise reduction mechanism is arranged on the outer side of the heat conduction metal shell;
the noise reduction mechanism comprises two shock absorbers which are respectively arranged on two sides of the heat conduction metal shell, an L-shaped supporting rod is arranged at the top end of each shock absorber, the L-shaped supporting rod is arranged on the outer side of the heat conduction metal shell, a T-shaped supporting seat is fixedly arranged at the bottom end of each shock absorber, the T-shaped supporting seat is arranged on the outer side of the heat conduction metal shell, and the noise generated by the operation of the device is reduced by the arrangement of the noise reduction mechanism.
Further, the front side and the rear side of the heat conduction metal shell are both provided with protective nets, two one sides of the protective nets are respectively in contact with the front side and the rear side of the heat conduction metal shell, the heat conduction metal shell and the protective nets are locked through first bolts, and the protective nets are arranged to prevent operators from being injured when being close to the device.
Furthermore, a plurality of radiating blades are fixedly arranged inside the heat-conducting metal shell, and are all arranged on the outer sides of the motor and the fan blades inside the heat-conducting metal shell.
Furthermore, the one end of L shape bracing piece and heat conduction metal casing's outside fixed connection, the bottom mounting of bumper shock absorber is equipped with the fixed plate, the bottom of fixed plate and the top contact of bumper shock absorber and the two through the locking of second bolt, dismantle between bumper shock absorber and the L shape bracing piece of being convenient for.
Furthermore, a plurality of mounting holes are formed in the T-shaped supporting seat and penetrate through the T-shaped supporting seat, and the T-shaped supporting seat is fixed through bolts.
Furthermore, two the inboard of T shape supporting seat all is fixed and is equipped with the bracing piece, two one side contact of bracing piece just locks through third bolt and nut, heat conduction metal casing establishes in the top of bracing piece, and the setting up of bracing piece makes being convenient for fix between two T shape supporting seats.
Further, the bottom mounting of T shape supporting seat is equipped with polyurethane foam, processing has the through-hole on the polyurethane foam, the through-hole is established in the below of mounting hole, and the fastener such as the bolt of being convenient for passes through T shape supporting seat and polyurethane foam.
The utility model has the advantages of as follows:
1. the T-shaped supporting seat and the polyurethane foam at the bottom end of the T-shaped supporting seat are fixedly arranged on the ground or fixed with other equipment by using fasteners such as bolts, and the device is started, when the device works, vibration generated by a motor of the device is damped by damping vibration generated by rebounding after the spring is damped by two dampers;
2. the heat that this device motor work produced leads to the transmission for heat conduction metal casing, heat conduction metal casing gives a plurality of radiator vane with heat transmission on it, radiator vane gives off the external world with heat on it, third bolt and nut with two bracing piece connections are unscrewed, screw down the second bolt that bumper shock absorber and fixed plate are fixed again, can be with the bumper shock absorber, T shape supporting seat and bracing piece and fixed plate separation, screw down the first bolt of fixing between heat conduction metal casing and the protection network, can take off the protection network from heat conduction metal casing, can clear away the dust and overhaul its inside motor to the inside fan blade of heat conduction metal casing this moment, compared with prior art, this device radiating effect is better, make the life of this device obtain the extension, and the structure is nimble, it is convenient to dismantle, be convenient for the development of the dust and the maintenance work of clearing away of this device later stage.
Drawings
Fig. 1 is a schematic view of an overall front view structure provided by the present invention;
fig. 2 is a schematic rear view structure view of fig. 1 provided by the present invention;
fig. 3 is a schematic bottom view of the structure of fig. 1 according to the present invention;
fig. 4 is a schematic structural view of the heat-conducting metal shell and the protective net provided by the present invention after being separated;
fig. 5 is a schematic view of the structure of the part a in fig. 3 according to the present invention;
in the figure: 1. a thermally conductive metal housing; 2. a heat dissipating fin; 3. a protective net; 4. a first bolt; 5. an L-shaped support bar; 6. a shock absorber; 7. a fixing plate; 8. a second bolt; 9. a T-shaped support seat; 10. a polyurethane foam; 11. a support bar; 12. a third bolt; 13. and a nut.
Detailed Description
The present invention is described in detail with reference to the specific embodiments, and other advantages and effects of the present invention will be apparent to those skilled in the art from the disclosure herein. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
Referring to the attached drawings 1-5 of the specification, the low-noise heat dissipation type axial flow fan comprises a heat conduction metal shell 1, and a motor and fan blades which are arranged inside the heat conduction metal shell 1, wherein a noise reduction mechanism is arranged on the outer side of the heat conduction metal shell 1;
the noise reduction mechanism comprises two shock absorbers 6, two shock absorbers 6 are respectively arranged on two sides of a heat-conducting metal shell 1, an L-shaped supporting rod 5 is arranged at the top end of each shock absorber 6, the L-shaped supporting rod 5 is arranged on the outer side of the heat-conducting metal shell 1, a T-shaped supporting seat 9 is fixedly arranged at the bottom end of each shock absorber 6, the T-shaped supporting seat 9 is arranged on the outer side of the heat-conducting metal shell 1, and the noise generated by the operation of the device is reduced by the arrangement of the noise reduction mechanism.
It runs through T shape supporting seat 9 to have seted up a plurality of mounting holes and mounting hole on the T shape supporting seat 9, fixes T shape supporting seat 9 through the bolt, two the inboard of T shape supporting seat 9 is all fixed and is equipped with bracing piece 11, two one side contact of bracing piece 11 and through third bolt 12 and nut 13 locking, heat conduction metal casing 1 is established in the top of bracing piece 11, and the setting of bracing piece 11 makes and is convenient for fix between two T shape supporting seats 9, the bottom mounting of T shape supporting seat 9 is equipped with polyurethane foam 10, processing has the through-hole on polyurethane foam 10, the through-hole is established in the below of mounting hole, and fasteners such as the bolt of being convenient for pass through T shape supporting seat 9 and polyurethane foam 10.
Use fasteners such as bolts to establish the polyurethane foam 10 of T shape supporting seat 9 and its bottom fixed on ground or fixed with other equipment, start this device, this device carries out the during operation, shock when vibrations that its motor produced inhales bounce-back through two 6 suppression springs of bumper shock absorbers shock absorber carries out the shock attenuation, reduce the noise of its production, this device has the better function of making an uproar of falling, the vibrations that produce when preventing the motor operation make this device produce great noise, and polyurethane foam 10 has the function of the resistance to compression of taking precautions against earthquakes, further carry out noise reduction, this embodiment has specifically solved among the prior art axial fan and has carried out the during operation, the vibrations that produce when its motor operation make this device produce the problem of great noise.
Referring to fig. 1-5 of the specification, in the low-noise heat dissipation type axial flow fan according to the embodiment, a plurality of heat dissipation blades 2 are fixedly arranged inside a heat conduction metal shell 1, the plurality of heat dissipation blades 2 are all arranged outside a motor and a fan blade inside the heat conduction metal shell 1, protective nets 3 are arranged on the front side and the rear side of the heat conduction metal shell 1, one side of each of the two protective nets 3 is respectively in contact with the front side and the rear side of the heat conduction metal shell 1, the heat conduction metal shell 1 and the protective nets 3 are locked by first bolts 4, and the protective nets 3 are arranged to prevent an operator from being injured when approaching the fan.
One end of the L-shaped support rod 5 is fixedly connected with the outer side of the heat-conducting metal shell 1, the bottom fixing of the shock absorber 6 is provided with a fixing plate 7, the bottom end of the fixing plate 7 is in contact with the top end of the shock absorber 6, and the bottom end of the shock absorber 6 and the top end of the shock absorber are locked through a second bolt 8, so that the shock absorber 6 and the L-shaped support rod 5 can be conveniently detached.
The heat that this device motor work produced is led to the transmission and is given heat conduction metal casing 1, heat conduction metal casing 1 gives a plurality of radiator vane 2 with the heat transmission on it, radiator vane 2 gives off the heat on it to the external world, third bolt 12 and nut 13 with two bracing pieces 11 connections are twisted off, twist off second bolt 8 that bumper shock absorber 6 and fixed plate 7 are fixed again, can separate bumper shock absorber 6, T shape supporting seat 9 and bracing piece 11 and fixed plate 7, twist off fixed first bolt 4 between heat conduction metal casing 1 and protection network 3, can take off protection network 3 from heat conduction metal casing 1, can clear away the dust and overhaul its inside motor to the inside fan blade of heat conduction metal casing 1 this moment, this device radiating effect is better, make the life of this device obtain the extension, and the structure is nimble, it is convenient to dismantle, be convenient for the development of the dust and maintenance work of clearing away in this device later stage, this embodiment has specifically solved the relatively poor problem of large-scale axial fan radiating effect among the prior art.
Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of this invention without departing from the spirit thereof.
Claims (7)
1. The utility model provides a heat dissipation type axial fan of low noise, includes heat conduction metal casing (1) and establishes at inside motor and the fan blade of heat conduction metal casing (1), its characterized in that: a noise reduction mechanism is arranged on the outer side of the heat conduction metal shell (1);
the noise reduction mechanism comprises two shock absorbers (6) and two shock absorbers (6) are respectively arranged on two sides of the heat conduction metal shell (1), an L-shaped supporting rod (5) is arranged on the top end of each shock absorber (6), the L-shaped supporting rod (5) is arranged on the outer side of the heat conduction metal shell (1), a T-shaped supporting seat (9) is arranged at the bottom fixing of each shock absorber (6), and the T-shaped supporting seat (9) is arranged on the outer side of the heat conduction metal shell (1).
2. The low-noise heat dissipation type axial flow fan according to claim 1, wherein: the heat conduction metal casing (1) is characterized in that protective nets (3) are arranged on the front side and the rear side of the heat conduction metal casing (1), one sides of the protective nets (3) are respectively in contact with the front side and the rear side of the heat conduction metal casing (1), and the heat conduction metal casing (1) and the protective nets (3) are locked through first bolts (4).
3. The low-noise heat dissipation type axial flow fan according to claim 1, wherein: the inside of heat conduction metal casing (1) is fixed and is equipped with a plurality of radiator vane (2), and is a plurality of radiator vane (2) all establish the outside at the inside motor of heat conduction metal casing (1) and fan blade.
4. The low-noise heat dissipation type axial flow fan according to claim 1, wherein: one end of the L-shaped support rod (5) is fixedly connected with the outer side of the heat-conducting metal shell (1), a fixing plate (7) is fixedly arranged at the bottom end of the shock absorber (6), the bottom end of the fixing plate (7) is in contact with the top end of the shock absorber (6), and the bottom end of the shock absorber and the shock absorber are locked through a second bolt (8).
5. The low-noise heat dissipation type axial flow fan according to claim 1, wherein: a plurality of mounting holes are formed in the T-shaped supporting seat (9) and penetrate through the T-shaped supporting seat (9).
6. The low-noise heat dissipation type axial flow fan according to claim 1, wherein: two the inboard of T shape supporting seat (9) all is fixed and is equipped with bracing piece (11), two one side contact of bracing piece (11) and through third bolt (12) and nut (13) locking, the top at bracing piece (11) is established in heat conduction metal casing (1).
7. The low-noise heat dissipation type axial flow fan according to claim 5, wherein: the bottom end fixing of T shape supporting seat (9) is equipped with polyurethane foam (10), processing has the through-hole on polyurethane foam (10), the through-hole is established in the below of mounting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221883180.9U CN217842071U (en) | 2022-07-21 | 2022-07-21 | Low-noise heat dissipation type axial flow fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221883180.9U CN217842071U (en) | 2022-07-21 | 2022-07-21 | Low-noise heat dissipation type axial flow fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217842071U true CN217842071U (en) | 2022-11-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221883180.9U Active CN217842071U (en) | 2022-07-21 | 2022-07-21 | Low-noise heat dissipation type axial flow fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217842071U (en) |
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2022
- 2022-07-21 CN CN202221883180.9U patent/CN217842071U/en active Active
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