Multi-layer adjustable energy-saving fan

Abstract

The utility model discloses a multi-layer adjustable energy-saving fan which comprises a base and a fan shell arranged on the base, a balance adjusting mechanism is connected between the base and the fan shell, a connecting assembly is arranged on the balance adjusting mechanism, and the connecting assembly is connected with the fan shell. A transmission assembly and a multi-layer filtering mechanism arranged on one side of the transmission assembly are arranged in the fan shell. The air purification device is simple in structure and reasonable in design, the multi-layer filtering mechanism is arranged, impurities such as dust, viruses and bacteria in air can be fully filtered out through the multi-layer design, and a safe and clean air environment is provided for medical environments such as laboratories and hospitals; by arranging the balance adjusting mechanism, the angle of the fan can be automatically adjusted through the gravity of the fan, and even if the placement surface is uneven, the fan can be kept in the vertical direction all the time without manual adjustment.

Description

Technical Field

[0001] The utility model relates to the technical field of fan equipment, in particular to a multi-layered adjustable energy-saving fan. Background Art

[0002] A fan is a type of driven fluid machine that relies on input mechanical energy to increase gas pressure and transport the gas. The term "fan" is a commonly used abbreviation in China for gas compression and gas transport machinery. Commonly used terms include ventilators, blowers, and wind turbines. Gas compression and gas transport machinery converts rotational mechanical energy into gas pressure and kinetic energy, and then transports the gas.

[0003] Deficiencies of existing technology:

[0004] There are also fans in the laboratory to discharge toxic and harmful gases in the laboratory fume hood to ensure the safety of the experimenters. At the same time, when the ground is uneven, the wind direction of the fan will change and need to be manually adjusted. Utility Model Content

[0005] The purpose of the present utility model is to provide a multi-layered adjustable energy-saving fan to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned object, the present invention provides the following technical solution: a multi-layer adjustable energy-saving fan, comprising a base and a fan housing disposed on the base, a balancing adjustment mechanism connected between the base and the fan housing, a connecting assembly disposed on the balancing adjustment mechanism, a transmission assembly disposed within the fan housing, and a multi-layer filtering mechanism disposed on one side of the transmission assembly;

[0007] The balance adjustment mechanism includes:

[0008] A support rod, wherein the support rod is arranged on the base;

[0009] A fixing ring, the fixing ring being fixedly connected to the support rod;

[0010] A balancing ring, wherein the balancing ring is connected to the fixing ring via a connecting assembly;

[0011] A fan connecting block is connected to the balance ring through a connecting assembly, and the fan connecting block is connected to the fan housing through a connecting rod.

[0012] Preferably, the multi-layer filtering mechanism includes:

[0013] H13 grade filter paper, which is arranged on one side of the fan housing close to the transmission assembly;

[0014] F6 filter paper, which is arranged in the fan housing on a side close to the H13 filter paper;

[0015] A filter screen is provided in the fan housing on one side of the F6 filter paper;

[0016] A protective net is arranged in the fan housing and is located on one side of the filter net.

[0017] Preferably, the connection assembly includes:

[0018] The convex block is divided into two parts, the lower part is cylindrical, and the upper part is conical, and the diameter of the bottom of the cone is slightly larger than the diameter of the cylinder.

[0019] The groove has a diameter slightly larger than the diameter of the protrusion, and the groove enables the fixed ring, the balance ring, and the fan connecting block to be rotatably connected and shake at a certain angle without falling.

[0020] Preferably, the surface of the connecting component is designed with a damping layer, which can ensure that the balance adjustment mechanism will not rotate easily due to wind force during the operation of the device through static friction.

[0021] Preferably, the transmission assembly includes:

[0022] An energy-saving motor, the energy-saving motor and the fan housing are located on a side wall away from the multi-layer filtering mechanism;

[0023] An impeller, wherein the output end of the impeller connected to the energy-saving motor is located inside the fan housing.

[0024] Preferably, a through hole for replacing the filter element is provided at the upper end of the multi-layer filter mechanism.

[0025] Preferably, the tops of the H13 filter paper, F6 filter paper and filter screen are provided with handles for facilitating filter element replacement.

[0026] Compared with the prior art, the beneficial effects of the present invention are:

[0027] 1. This multi-layer adjustable energy-saving fan is equipped with a multi-layer filtration mechanism, which includes H13 filter paper, F6 filter paper, filter screen, and protective screen. The H13 filter paper has a filtration efficiency of more than 99.7% for 0.3-micron particles, and can capture viruses and bacteria in the air and destroy their surface proteins or cell activity. The F6 filter paper can filter large dust particles larger than 10 microns. The multi-layer design can fully filter impurities in the air and provide a safe and clean air environment for medical environments such as laboratories and hospitals.

[0028] 2、The multi-layer adjustable energy-saving fan, through the balance adjusting mechanism, the balance adjusting mechanism includes the support rod, the fixed ring, the balance ring and the fan connecting block, can automatically adjust the angle of the fan by using the gravity of the fan itself, even if the placing surface is uneven, the fan can always keep in the vertical direction, without manual adjustment. BRIEF DESCRIPTION OF DRAWINGS

[0029] Figure 1 It is the appearance schematic view of the utility model;

[0030] Figure 2 It is the vertical explosion drawing of the balance adjusting mechanism of the utility model;

[0031] Figure 3 It is the split detail schematic view of the balance adjusting mechanism of the utility model;

[0032] Figure 4 It is the multi-layer filtering mechanism schematic view of the utility model.

[0033] In the drawing: 1, base; 101, lug; 102, groove; 2, fan shell; 201, energy-saving motor; 202, impeller; 3, balance adjusting mechanism; 301, support rod; 302, fixed ring; 303, balance ring; 304, fan connecting block; 4, multi-layer filtering mechanism; 401, H13 grade filter paper; 402, F6 filter paper; 403, filter screen; 404, protective screen. DETAILED DESCRIPTION

[0034] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0035] In the description of the utility model, it should be understood that the orientation or position relationship indicated by the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like is the orientation or position relationship based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.

[0036] In the description of this patent, it should be noted that, unless otherwise expressly specified or limited, the terms "installed," "connected," and "disposed" should be understood broadly. For example, they can refer to fixed connection or disposition, detachable connection or disposition, or integrated connection or disposition. Those skilled in the art will understand the specific meanings of the above terms in this patent based on the specific circumstances.

[0037] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of the technical features being referred to. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of such features. In the description of this utility model, "several" means two or more, unless otherwise specifically defined.

[0038] Example 1

[0039] See also Figure 1-4 As shown, the utility model provides a technical solution for a multi-layer adjustable energy-saving fan: a multi-layer adjustable energy-saving fan, comprising a base 1 and a fan casing 2 arranged on the base 1, a balancing adjustment mechanism 3 is connected between the base 1 and the fan casing 2, a connecting component is arranged on the balancing adjustment mechanism 3, a transmission component and a multi-layer filtering mechanism 4 arranged on one side of the transmission component are arranged in the fan casing 2.

[0040] The balance adjustment mechanism 3 includes: a support rod 301, a fixed ring 302, a balance ring 303, and a fan connecting block 304. The support rod 301 is set on the base 1, the fixed ring 302 is fixedly connected to the support rod 301, the balance ring 303 is connected to the fixed ring 302 through a connecting assembly, the fan connecting block 304 is connected to the balance ring 303 through a connecting assembly, and the fan connecting block 304 is connected to the fan housing 2 through a connecting rod.

[0041] The multi-layer filtering mechanism 4 includes: H13-grade filter paper 401, F6 filter paper 402, a filter screen 403, and a protective screen 404. The H13-grade filter paper 401 is arranged on the side of the fan housing 2 close to the transmission component. The H13-grade filter paper has a filtration efficiency of higher than 99.7% for 0.3-micron particles and can capture viruses and bacteria in the air and destroy their surface proteins or cell activity. The F6 filter paper 402 is arranged on the side of the fan housing 2 close to the H13-grade filter paper 401. The F6 filter paper can filter large particles of dust larger than 10 microns. The filter screen 403 is arranged on the side of the F6 filter paper 402 in the fan housing 2. The protective screen 404 is arranged on the side of the filter screen 403 in the fan housing 2 to prevent foreign matter from entering the fan housing 2.

[0042] The connecting assembly comprises a protrusion 101 and a groove 102, the protrusion 101 is divided into upper and lower parts, the lower part is cylindrical, and the upper part is conical, the diameter of the bottom of the conical part is slightly larger than the diameter of the cylindrical part, the diameter of the groove 102 is slightly larger than the diameter of the protrusion 101, and the groove 102 can rotate and connect between the fixing ring 302, the balance ring 303 and the fan connecting block 304 and can shake at a certain angle but not fall off.

[0043] The surface of the connecting assembly is designed with a damping layer, which can ensure that the balance adjusting mechanism 3 will not easily rotate during the working process of the device due to the action of wind through static friction.

[0044] The transmission assembly comprises an energy-saving motor 201 and an impeller 202, the energy-saving motor 201 is arranged on the side wall of the fan housing 2 away from the multi-layer filtering mechanism 4, the energy-saving motor has higher energy efficiency compared with ordinary motors, can save energy and protect the environment, and the output end of the impeller 202 connected to the energy-saving motor 201 is located inside the fan housing 2.

[0045] The upper end of the multi-layer filtering mechanism 4 is provided with a through hole 405 for replacing the filter element.

[0046] The top end of the H13 grade filter paper 401, the F6 filter paper 402 and the filter screen 403 is provided with a handle 406 for facilitating replacement of the filter element.

[0047] During the use of the device, the base 1 is placed on the ground, when the ground is inclined, the fan connecting block 304 and the balance ring 303 are relatively rotated through the connecting assembly due to the action of gravity on the fan housing 2, the balance ring 303 and the fixing ring 302 are relatively rotated through the connecting assembly, the fan connecting block 304 and the fan housing 2 are kept stationary in the vertical direction, the energy-saving motor 201 is started, the impeller 202 rotates, and when the wind blows out of the air outlet of the fan, it passes through the multi-layer filtering mechanism 4, the H13 grade filter paper 401 has a filtering efficiency of more than 99.7% for 0.3 micrometer particles, can capture viruses and bacteria in the air, destroy the surface protein or cell activity of the viruses and bacteria, the F6 filter paper 402 can filter dust particles larger than 10 micrometers, and the protective screen 404 arranged in the fan housing 2 on one side of the filter screen 403 can prevent foreign matters from entering the fan housing 2. The surface of the connecting assembly is designed with a damping layer, which can ensure that the balance adjusting mechanism 3 will not easily rotate during the working process of the device due to the action of wind through static friction. When the service life of the filter element of the multi-layer filtering mechanism 4 ends, the handle 406 can be pulled through the through hole 405 to replace the filter element.

[0048] The above shows and describes the basic principles, main features, and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely preferred examples of the present invention and are not intended to limit the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention, and such changes and improvements fall within the scope of the present invention. The scope of protection claimed in the present invention is defined by the appended claims and their equivalents.

Claims

1. A multi-layered adjustable energy-saving fan, comprising a base (1) and a fan housing (2) arranged on the base (1), characterized in that: A balance adjustment mechanism (3) is connected between the base (1) and the fan housing (2), a connection assembly is provided on the balance adjustment mechanism (3), and a transmission assembly and a multi-layer filtering mechanism (4) provided on one side of the transmission assembly are provided in the fan housing (2); The balance adjustment mechanism (3) includes: A support rod (301), wherein the support rod (301) is arranged on the base (1); A fixing ring (302), wherein the fixing ring (302) is fixedly connected to the support rod (301); A balancing ring (303), wherein the balancing ring (303) is connected to the fixing ring (302) via a connecting assembly; A fan connection block (304) is connected to the balance ring (303) via a connection assembly, and the fan connection block (304) is connected to the fan housing (2) via a connecting rod.

2. A multi-layered adjustable energy-saving fan according to claim 1, characterized in that: The multi-layer filtering mechanism (4) comprises: H13 grade filter paper (401), the H13 grade filter paper (401) being arranged on a side of the fan housing (2) close to the transmission assembly; F6 filter paper (402), the F6 filter paper (402) being arranged in the fan housing (2) on a side close to the H13 filter paper (401); A filter screen (403), the filter screen (403) being arranged in the fan housing (2) on one side of the F6 filter paper (402); A protective net (404) is provided in the fan housing (2) and is located on one side of the filter net (403).

3. A multi-layered adjustable energy-saving fan according to claim 2, characterized in that: The connecting component includes: The convex block (101) is divided into two parts, the lower part is cylindrical, and the upper part is conical, and the diameter of the bottom of the cone is slightly larger than the diameter of the cylinder. The groove (102) has a diameter slightly larger than that of the protrusion (101), and the groove (102) enables the fixed ring (302), the balance ring (303), and the fan connection block (304) to be rotatably connected and to shake at a certain angle without falling.

4. The multi-layered adjustable energy-saving fan according to claim 1, characterized in that: The surface of the connecting component is designed with a damping layer, which can ensure that the balance adjustment mechanism (3) will not rotate easily due to wind force during the operation of the device through static friction.

5. The multi-layered adjustable energy-saving fan according to claim 1, characterized in that: The transmission assembly includes: An energy-saving motor (201), the energy-saving motor (201) and the fan housing (2) are on a side wall away from the multi-layer filtering mechanism (4); An impeller (202) is connected to the output end of the energy-saving motor (201) and is located inside the fan housing (2).

6. The multi-layered adjustable energy-saving fan according to claim 1, characterized in that: The upper end of the multi-layer filtering mechanism (4) is provided with a through hole (405) for replacing the filter element.

7. The multi-layered adjustable energy-saving fan according to claim 1, characterized in that: The top ends of the H13 filter paper (401), the F6 filter paper (402) and the filter screen (403) are provided with handles (406) for facilitating filter element replacement.

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