A low-power consumption regulating device and method based on a fan

Abstract

The application discloses a low-power consumption adjusting device based on a fan, which comprises a first fan (1) and a second fan (2), the first fan comprises a shell (3), an impeller (4), an air inlet (5), an air outlet (6), a shared wall (7), a volute tongue (8), an arc wall (9) and a variable frequency motor, the shared wall is arranged between the two air inlets, the first fan and the second fan are symmetrically arranged with respect to the shared wall and have the same structure, and the air outlet is rotatably arranged relative to the adjacent volute tongue and arc wall, characterized in that a linear driving mechanism (10) is arranged between the two air outlets, and the two air outlets are rotatably connected under the driving of the linear driving mechanism. The application can adjust the rotating speed of the variable frequency motor, adjust the air outlet direction of the two air outlets and adjust the air outlet size according to the heat dissipation requirement of a heat dissipation device, reduces the power consumption of the fan and improves the efficiency of the fan under the condition of ensuring heat dissipation.

Description

TECHNICAL FIELD

[0001] The present application relates to heat dissipation device, fan technology field, specifically relates to a kind of low-power consumption regulating device and method based on fan. BACKGROUND

[0002] As Figure 1 As shown, the existing fan includes shell, impeller, air inlet, air outlet, volute tongue, arc wall, variable frequency motor, impeller is installed in shell, variable frequency motor drives impeller rotation, the left end of shell is provided with air inlet, the right end is provided with air outlet, air outlet can be relative to adjacent volute tongue, arc wall rotation setting (specifically, first air outlet plate is relative to volute tongue rotation setting, second air outlet plate is relative to arc wall rotation setting).But the existing fan device still has the problems of large power consumption, efficiency, noise level needs to be further improved. SUMMARY

[0003] The purpose of the present application is to overcome the deficiencies in the prior art, provide a kind of low-power consumption regulating device and method based on fan, it is driven adjusting plate by linear drive mechanism, and two air outlets are changed air direction, adjusting air volume size by linkage, so as to be able to adjust the rotating speed of variable frequency motor according to the heat dissipation needs of the device to be dissipated, adjust two air outlet air direction, adjust air volume size, reduce fan power consumption in the case of guaranteeing heat dissipation, improve fan efficiency.

[0004] In order to achieve the above-mentioned purpose, the technical scheme adopted by the present application is:

[0005] A kind of low-power consumption regulating device based on fan, it includes first fan (1), second fan (2), first fan includes shell (3), impeller (4), air inlet (5), air outlet (6), common wall (7), volute tongue (8), arc wall (9), variable frequency motor, impeller is installed in shell, variable frequency motor drives impeller rotation, the left end of shell is provided with air inlet, the right end is provided with air outlet, two air inlets are provided with common wall, the side of shell away from common wall is provided with volute tongue, the side of shell close to common wall is provided with arc wall, first fan and second fan are the same structure and symmetrically arranged about common wall, air outlet can be relative to adjacent volute tongue, arc wall rotation setting, characterized by: linear drive mechanism (10) is arranged between two air outlets (6), under the drive of linear drive mechanism, two air outlets are rotationally linked.

[0006] Further, the air outlet (6) comprises a first air outlet plate (61), a second air outlet plate (62) and a linkage rod (63), the first air outlet plate and the second air outlet plate are oppositely arranged, the linkage rod is connected between the first air outlet plate and the second air outlet plate, the first air outlet plate is hinged with the volute tongue (8), the second air outlet plate is hinged with the arc wall (9), and the two ends of the linkage rod are respectively hinged with the inner side surfaces of the first air outlet plate and the second air outlet plate.

[0007] Further, the installation plate is arranged between the two arc walls (9), the linear driving mechanism (10) is connected on the installation plate, the linear driving mechanism is collinear with the shared wall (7), the right end of the linear driving mechanism is connected with the adjusting plate (11), the two adjusting plates are symmetrically arranged about the linear driving mechanism, one end of the adjusting plate is hinged with the second air outlet plate (62), and the other end is hinged with the right end of the linear driving mechanism.

[0008] Further, the adjusting plate (11) is an adjusting plate with a wave-shaped structure (12), and the wave crests and wave troughs of the wave-shaped structure alternately extend along the airflow flowing direction of the air outlet (6).

[0009] Further, the adjusting plate (11) is made of elastic material, flexible material or non-metallic polymer material.

[0010] Further, the first fan (1) and the second fan (2) are cross-flow fans.

[0011] A kind of adjusting method of low-power consumption adjusting device based on fan, it includes the following steps:

[0012] Step (1): the controller detects the temperature of multiple heat sources of the device to be cooled based on multiple temperature sensors of the device to be cooled, and compares and analyzes with preset temperature;

[0013] Step (2): the controller controls the linear driving mechanism (10) to linearly move, and changes the air outlet direction of the two air outlets (6) by the linkage of the adjusting plate (11) and the linkage rod (63), and adjusts the rotating speed of the variable frequency motor.

[0014] Further, when the two air outlets (6) are in the first air outlet direction, the variable frequency motor drives the impeller to rotate at the first rotating speed;When the two air outlets are in the second air outlet direction, the variable frequency motor drives the impeller to rotate at the second rotating speed;When the two air outlets are in the third air outlet direction, the variable frequency motor drives the impeller to rotate at the third rotating speed.

[0015] The low-power consumption adjusting device and method based on the fan can drive the adjusting plate through the linear driving mechanism, and drive two air outlets to change the air outlet direction and adjust the air outlet size, so as to adjust the rotating speed of the variable frequency motor, adjust the air outlet direction of the two air outlets, and adjust the air outlet size according to the heat dissipation requirement of the device to be cooled, reduce the power consumption of the fan, and improve the efficiency of the fan under the condition of ensuring heat dissipation. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the prior art fan;

[0017] Figure 2 It is a schematic diagram of the structure of the low-power consumption adjusting device based on the fan in the first position of the present application;

[0018] Figure 3 It is a schematic diagram of the structure of the low-power consumption adjusting device based on the fan in the second position of the present application;

[0019] Figure 4 It is a schematic diagram of the structure of the low-power consumption adjusting device based on the fan in the third position of the present application.

[0020] In the figure: first fan 1, second fan 2, shell 3, impeller 4, air inlet 5, air outlet 6, first air outlet plate 61, second air outlet plate 62, linkage plate / linkage rod 63, shared wall 7, volute tongue 8, arc-shaped wall 9, linear driving mechanism 10, adjusting plate 11, concave-convex structure / wave-shaped structure 12. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical scheme and advantages of the embodiments of the present application clearer, the technical scheme of the embodiments of the present application will be described clearly and completely below in combination with the drawings of the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0022] The present application will be further described in detail below in combination with the drawings.

[0023] As Figures 2-4As shown in the figure, a low-power consumption adjusting device based on a fan, which comprises a first fan 1, a second fan 2, the first fan 1 comprises a shell 3, an impeller 4, an air inlet 5, an air outlet 6, a shared wall 7, a volute tongue 8, an arc wall 9, a variable frequency motor, the impeller 4 is installed in the shell 3, the variable frequency motor drives the impeller 3 to rotate, the left end of the shell 3 is provided with the air inlet 5, the right end is provided with the air outlet 6, the shared wall 7 is arranged between the two air inlets 5, the side of the shell 3 away from the shared wall 7 is provided with the volute tongue 8, the side of the shell 3 close to the shared wall 7 is provided with the arc wall 9, the first fan 1 and the second fan 2 are the same structure and are symmetrically arranged about the shared wall 7, the air outlet 6 is rotatably arranged relative to the adjacent volute tongue 8 and arc wall 9, characterized in that: a linear driving mechanism 10 is arranged between the two air outlets 6, under the driving of the linear driving mechanism 10, the two air outlets 6 are rotatably connected.

[0024] Further, the air outlet 6 comprises a first air outlet plate 61, a second air outlet plate 62 and a linkage plate / linkage rod 63, the first air outlet plate 61 and the second air outlet plate 62 are oppositely arranged, the linkage rod 63 is connected between the first air outlet plate 61 and the second air outlet plate 62, the first air outlet plate 61 is hinged with the volute tongue 8, the second air outlet plate 62 is hinged with the arc wall 9, and the two ends of the linkage rod 63 are respectively hinged with the inner side surfaces of the first air outlet plate 61 and the second air outlet plate 62.

[0025] Further, the installation plate is arranged between the two arc walls 9, the linear driving mechanism 10 is connected to the installation plate, the linear driving mechanism 10 is collinear or parallel with the shared wall 7, the right end of the linear driving mechanism 10 is connected with an adjusting plate 11, the two adjusting plates 11 are symmetrically arranged about the linear driving mechanism 10, one end of the adjusting plate 11 is hinged with the second air outlet plate 62, and the other end is hinged with the right end of the linear driving mechanism 10.

[0026] The low-power consumption adjusting device based on the fan drives the adjusting plate 11 through the linear driving mechanism 10, and rotatably drives the two air outlets 6 to change the air outlet direction (such as Figures 2-4 As shown in the figure, respectively in the first position, the second position and the third position), adjusts the air outlet size, so that the rotating speed of the variable frequency motor, the air outlet direction of the two air outlets 6 and the air outlet size can be adjusted according to the heat dissipation requirement of the device to be cooled, the power consumption of the fan is reduced and the efficiency of the fan is improved under the condition of ensuring heat dissipation.

[0027] Further, the adjusting plate 11 is an adjusting plate with a concave-convex structure / wave structure 12, the wave crest and the wave trough of the wave structure 12 extend alternately in the direction along the air flow direction of the air outlet 6. Through the design of the wave structure 12, the noise of the fan can be effectively reduced.

[0028] Further, the adjusting plate 11 can be made of elastic material, flexible material or non-metallic polymer material.

[0029] Further, the first fan 1 and the second fan 2 are cross-flow fans.

[0030] A regulating method of a low-power-consumption regulating device based on a fan, comprising the following steps:

[0031] Step (1): the controller detects the temperature of the heat sources of the device to be cooled based on the plurality of temperature sensors of the device to be cooled, and compares and analyzes the temperature with the preset temperature;

[0032] Step (2): the controller controls the linear driving mechanism 10 to move linearly, and drives the two air outlets 6 to change the air outlet direction through the adjusting plate 11 and the linkage rod 63, and adjusts the rotating speed of the variable frequency motor.

[0033] In step (2), specifically, when the two air outlets 6 are in the first air outlet direction, the variable frequency motor drives the impeller to rotate at the first rotating speed; when the two air outlets 6 are in the second air outlet direction, the variable frequency motor drives the impeller to rotate at the second rotating speed; when the two air outlets 6 are in the third air outlet direction, the variable frequency motor drives the impeller to rotate at the third rotating speed.

[0034] The low-power-consumption regulating device and method based on the fan can drive the adjusting plate 11 through the linear driving mechanism 10, drive the two air outlets 6 to change the air outlet direction and adjust the air outlet size, so as to adjust the rotating speed of the variable frequency motor, adjust the air outlet direction of the two air outlets 6, and adjust the air outlet size according to the heat dissipation requirement of the device to be cooled, reduce the power consumption of the fan, and improve the efficiency of the fan under the condition of ensuring heat dissipation. Through the design of the wave-shaped structure 12, the noise of the fan can be effectively reduced.

[0035] The above embodiments are illustrative of the present application, but are not limiting of the present application. It is understood that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application, and the protection scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A low-power consumption regulating device based on a fan, comprising a first fan (1) and a second fan (2), the first fan comprising a shell (3), an impeller (4), an air inlet (5), an air outlet (6), a shared wall (7), a volute tongue (8), an arc wall (9), and a variable frequency motor, the impeller being installed in the shell, the variable frequency motor driving the impeller to rotate, the left end of the shell being provided with the air inlet, the right end of the shell being provided with the air outlet, the shared wall being arranged between the two air inlets, the side of the shell away from the shared wall being provided with the volute tongue, the side of the shell close to the shared wall being provided with the arc wall, the first fan and the second fan being the same structure and being symmetrically arranged about the shared wall, the air outlet being rotatably arranged relative to the adjacent volute tongue and arc wall, characterized in that: Linear drive mechanism (10) is arranged between two air outlets (6), under the drive of linear drive mechanism, two air outlets rotate in linkage, the air outlet (6) includes first air outlet plate (61), second air outlet plate (62), linkage rod (63), first air outlet plate and second air outlet plate are oppositely arranged, linkage rod is connected between first air outlet plate and second air outlet plate, first air outlet plate is hinged between volute tongue (8), second air outlet plate is hinged between arc wall (9), both ends of linkage rod are hinged with the inner side of first air outlet plate and second air outlet plate respectively, mounting plate is arranged between two arc walls (9), mounting plate is connected with linear drive mechanism (10), linear drive mechanism is collinear with common wall (7), the right end of linear drive mechanism is connected with adjusting plate (11), two adjusting plates are symmetrically arranged about linear drive mechanism, one end of adjusting plate is hinged with second air outlet plate (62), and the other end is hinged with the right end of linear drive mechanism.

2. A low power consumption regulating device based on a fan as claimed in claim 1, characterized in that, The adjusting plate (11) is an adjusting plate with wave-shaped structure (12), and the wave crest and wave trough of the wave-shaped structure extend alternately in the direction along the airflow flowing direction of the air outlet (6).

3. A low power consumption regulating device based on a fan as claimed in claim 2, characterized in that, The adjusting plate (11) is made of elastic material, flexible material or non-metallic polymer material.

4. A low power consumption regulating device based on a fan as claimed in claim 3, characterized in that, The first fan (1) and the second fan (2) are cross-flow fans.

5. A regulating method of a low-power-consumption regulating device based on a fan, comprising a low-power-consumption regulating device based on a fan according to claim 2 or 4, comprising the following steps: Step (1): the controller compares and analyzes the temperature of the heat source detected by the temperature sensor of the device to be cooled based on the temperature of the device to be cooled and the preset temperature; Step (2): the controller controls the linear movement of the linear drive mechanism (10), and drives the two air outlets (6) to change the air outlet direction through the adjusting plate (11) and the linkage rod (63), and adjusts the rotating speed of the variable frequency motor.

6. The conditioning method of claim 5, wherein, Wherein, In step (2), when the two air outlets (6) are in the first air outlet direction, the variable frequency motor drives the impeller to rotate at the first rotating speed; when the two air outlets are in the second air outlet direction, the variable frequency motor drives the impeller to rotate at the second rotating speed; when the two air outlets are in the third air outlet direction, the variable frequency motor drives the impeller to rotate at the third rotating speed.

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