Portable neck-hanging type refrigeration small fan based on air multiplication technology

Abstract

The utility model discloses a portable neck-hanging type refrigeration small fan based on the air multiplication technology, belongs to the technical field of air multiplication, and aims to solve the problems of stability and efficiency. The portable neck-hanging type refrigeration small fan comprises a shell body, an upper fixing plate is fixedly installed on the upper wall of the shell body, and a first air suction opening is detachably connected to the lower wall of the upper fixing plate; the upper wall of the upper fixing plate is fixedly connected with a first motor, and the lower wall of the shell body is detachably connected with a left air multiplication suction fan and a right air multiplication suction fan. By means of the designed air multiplication suction fan, the air speed of the device can be larger, the refrigeration effect of the device is better, the safety problem caused by fan blade flapping is avoided, air sucked by the air multiplication suction fan can be filtered through the designed activated carbon filter layer, impurities in air can be adsorbed, and the service life of the device is prolonged. And the device is more stable in operation, blockage caused by impurities in the air is avoided, and the stability of the device is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of air multiplication, and in particular relates to a portable neck-hanging refrigeration small fan based on the air multiplication technology. Background Art

[0002] The air multiplier, also known as the bladeless fan, is a relatively new energy-saving and environmentally friendly product that can produce natural and continuous cool breezes. Since there are no blades, they will not be covered with dust or hurt the fingers of curious children. It has a unique shape, and its appearance is both streamlined and refreshing, giving people an incomparable visual effect. Like most desktop fans, the air multiplier can rotate 90 degrees, and can also freely adjust the pitch angle, remote control, and LCD display of indoor temperature and date time. The air of the bladeless fan is sucked into the fan base, and after being accelerated by the cyclone accelerator, the air circulation speed is increased by about 16 times at most. It is surrounded by the annular inner lip of the bladeless fan head, and its surrounding force drives the air near the fan head into the fan head and blows out at a speed of 405 liters per second.

[0003] In the prior art, there is an air multiplier with patent announcement number CN207892891U. The above patent is very convenient and quick to install and use, and has a good cooling effect, but there are still the following shortcomings in actual use: From a practical point of view, although this air multiplier can circulate air at high speed, the air is not filtered. Although the wind is strong, there are many impurities in the air, which can easily cause the device to jam, and people with allergies are prone to dust allergies. There is great inconvenience in actual use.

[0004] Therefore, there is a need for a portable neck-hanging cooling fan based on air multiplication technology to solve the problems in the prior art that the air is not filtered, there are many impurities, which easily cause the device to jam, and people with allergies are prone to dust allergies. Utility Model Content

[0005] The purpose of the utility model is to provide a portable neck-hanging cooling fan based on air multiplication technology to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned objectives, the utility model provides the following technical solutions: a portable neck-hanging cooling fan based on air multiplier technology, comprising a shell body, an upper fixing plate fixedly installed on the upper wall of the shell body, a first air suction port detachably connected to the lower wall of the upper fixing plate, a first motor fixedly connected to the upper wall of the upper fixing plate, a left air multiplier suction fan and a right air multiplier suction fan detachably connected to the lower wall of the shell body, and the right air multiplier suction fan is located on one side of the left air multiplier suction fan.

[0007] It should be noted in the scheme that the right air multiplier suction fan includes a second motor, a turbine, a boost lower cover, a supercharger, a boost upper cover, an activated carbon filter layer, a separator and a second air intake port. The output end of the second motor is transmission-connected to the input end of the turbine, one side outer wall of the turbine is detachably connected to the boost lower cover, one side outer wall of the boost lower cover is detachably connected to the supercharger, one side outer wall of the supercharger is detachably connected to the boost upper cover, one side outer wall of the boost upper cover is detachably installed with an activated carbon filter layer, one side outer wall of the activated carbon filter layer is fixedly connected to a separator, and one side outer wall of the separator is fixedly installed with the second air intake port.

[0008] It is further worth noting that an adhesive is provided between the shell body and the upper fixing plate, and the upper wall of the shell body is fixedly connected to the lower wall of the upper fixing plate through the adhesive.

[0009] It should be further explained that a slot is provided between the upper fixing plate and the first air suction port, and the inner wall of the upper fixing plate is detachably connected to the outer wall of the first air suction port via the slot.

[0010] As a preferred embodiment, a connecting groove is provided between the shell body and the left air multiplier suction fan, and the lower wall of the shell body is detachably connected to the upper wall of the left air multiplier suction fan through the connecting groove.

[0011] As a preferred embodiment, a fixing groove is provided between the turbine and the supercharger lower cover, and an outer wall on one side of the turbine is detachably connected to an outer wall on one side of the supercharger lower cover through the fixing groove.

[0012] As a preferred embodiment, a connection port is provided between the pressurization upper cover and the activated carbon filter layer, and an outer wall on one side of the pressurization upper cover is detachably connected to an outer wall on one side of the activated carbon filter layer through the connection port.

[0013] Compared with the prior art, the portable neck-hanging cooling fan based on air multiplication technology provided by the utility model has at least the following beneficial effects:

[0014] (1) The designed air multiplier suction fan can increase the wind speed of the device, improve the cooling effect of the device, bring better use effect and use prospect to the device, avoid the safety problems caused by the fan blades, and improve the safety of the device.

[0015] (2) The activated carbon filter layer is designed to filter the air sucked in by the air multiplier fan, thereby absorbing impurities in the air, making the operation of the device more stable and preventing jams caused by impurities in the air. The stability of the device is improved and the dust in the air can be reduced to a certain extent, avoiding skin allergies caused by excessive dust. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the structure of the right air multiplier suction fan in the utility model;

[0018] Figure 3 This is a schematic structural diagram of the right air multiplier suction fan in another perspective of the present invention;

[0019] Figure 4 It is a top view of the utility model.

[0020] In the figure: 1. shell body; 2. upper fixing plate; 3. first air suction port; 4. first motor; 5. left air multiplier suction fan; 6. right air multiplier suction fan; 601. second motor; 602. turbine; 603. booster lower cover; 604. supercharger; 605. booster upper cover; 606. activated carbon filter layer; 607. separator; 608. second air suction port. DETAILED DESCRIPTION

[0021] The utility model is further described below in conjunction with embodiments.

[0022] See also Figure 1-4 The utility model provides a portable neck-hanging cooling fan based on air multiplication technology, comprising: a shell body 1, an upper fixing plate 2 is fixedly installed on the upper wall of the shell body 1, a first air suction port 3 is detachably connected to the lower wall of the upper fixing plate 2, a first motor 4 is fixedly connected to the upper wall of the upper fixing plate 2, a left air multiplier suction fan 5 and a right air multiplier suction fan 6 are detachably connected to the lower wall of the shell body 1, and the right air multiplier suction fan 6 is located on one side of the left air multiplier suction fan 5.

[0023] Further Figure 1 , Figure 2 and Figure 3 As shown, it is worth specifically explaining that the right air multiplier suction fan 6 includes a second motor 601, a turbine 602, a supercharged lower cover 603, a supercharger 604, a supercharged upper cover 605, an activated carbon filter layer 606, a separator 607 and a second air intake port 608, the output end of the second motor 601 is transmission-connected to the input end of the turbine 602, one side outer wall of the turbine 602 is detachably connected to the supercharged lower cover 603, one side outer wall of the supercharged lower cover 603 is detachably connected to the supercharger 604, one side outer wall of the supercharger 604 is detachably connected to the supercharged upper cover 605, one side outer wall of the supercharged upper cover 605 is detachably installed with an activated carbon filter layer 606, one side outer wall of the activated carbon filter layer 606 is fixedly connected to the separator 607, and one side outer wall of the separator 607 is fixedly installed with the second air intake port 608.

[0024] Further Figure 3 As shown, it is worth to explain in detail that an adhesive is arranged between the shell body 1 and the upper fixing plate 2, and the upper wall of the shell body 1 is fixedly connected to the lower wall of the upper fixing plate 2 by the adhesive.

[0025] This solution has the following working process: first, hang the upper fixing plate around the neck, and through the operation of the first motor 4, it can drive the first air suction port 3 to suck air, start the second motor 601, the second motor 601 will drive the turbine 602 to rotate, the supercharger 603 will pressurize the sucked wind, and the separator 607 will drive the activated carbon filter layer 606 to filter the sucked air, so that when the airflow flows out from the gap, it will flow at high speed along the pipe wall. According to the Bernoulli principle, the high-speed flowing gas will form a low-pressure area, and this low-pressure area will suck in the outside air and then drive this part of the air to move by the viscosity of the gas.

[0026] According to the above working process, it can be known that: through the designed air multiplier suction fan, the wind speed of the device can be increased, the cooling effect of the device can be better, the device can be given a better use effect and use prospect, and the safety problem caused by the fanning of the fan blades can be avoided, thereby improving the safety of the device. Through the designed activated carbon filter layer 606, the wind sucked in by the air multiplier suction fan can be filtered, thereby adsorbing impurities in the air, making the operation of the device more stable, and there will be no jamming caused by impurities in the air, thereby improving the stability of the device, and can reduce the dust in the air to a certain extent, avoiding skin allergies caused by excessive dust.

[0027] Further Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, it is worth explaining in detail that a card slot is provided between the upper fixing plate 2 and the first air suction port 3, and the inner wall of the upper fixing plate 2 is detachably connected to the outer wall of the first air suction port 3 through the card slot, thereby improving the custom of the device.

[0028] Further Figure 3 As shown, it is worth explaining in detail that a connecting groove is provided between the shell body 1 and the left air multiplier suction fan 5, and the lower wall of the shell body 1 is detachably connected to the upper wall of the left air multiplier suction fan 5 through the connecting groove, making the device more practical.

[0029] Further Figure 4 As shown, it is worth explaining in detail that a fixing groove is provided between the turbine 602 and the supercharger lower cover 603, and one side outer wall of the turbine 602 is detachably connected to one side outer wall of the supercharger lower cover 603 through the fixing groove, thereby improving the convenience of the device.

[0030] Further Figure 3and Figure 4 As shown, it is worth explaining in detail that a connection port is provided between the pressurization upper cover 605 and the activated carbon filter layer 606, and one side outer wall of the pressurization upper cover 605 is detachably connected to one side outer wall of the activated carbon filter layer 606 through the connection port, so as to facilitate the disassembly and assembly of the device.

[0031] In summary: First, hang the upper fixing plate on the neck, and through the operation of the first motor 4, the first air suction port 3 can be driven to suck air, and the second motor 601 is started. The second motor 601 will drive the turbine 602 to rotate, and the supercharger 603 will pressurize the sucked wind. The separator 607 will drive the activated carbon filter layer 606 to filter the sucked air, so that when the airflow flows out from the gap, it will flow at high speed along the pipe wall. According to the Bernoulli principle, the high-speed flowing gas will form a low-pressure area, and this low-pressure area will suck in the outside air and then drive this part of the air to move by the viscosity of the gas. The designed air multiplier suction fan can increase the wind speed of the device, improve the cooling effect of the device, and bring better use effect and use prospect to the device, avoiding the safety problem caused by the fanning of the fan blades, and improving the safety of the device. The designed activated carbon filter layer 606 can filter the wind sucked in by the air multiplier suction fan, so as to adsorb impurities in the air, making the operation of the device more stable, and will not be stuck due to impurities in the air, thereby improving the stability of the device, and can reduce the dust in the air to a certain extent, avoiding skin allergies caused by excessive dust.

[0032] 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 only describe the principles of the present invention. The present invention may be subject to various changes and improvements without departing from the spirit and scope of the present invention. These changes and improvements fall within the scope of the present invention. The scope of protection claimed by the present invention is defined by the attached claims and their equivalents.

Claims

1. A portable neck-hanging cooling fan based on air multiplication technology, comprising a shell body (1), characterized in that: An upper fixing plate (2) is fixedly mounted on the upper wall of the shell body (1); a first air suction port (3) is detachably connected to the lower wall of the upper fixing plate (2); a first motor (4) is fixedly connected to the upper wall of the upper fixing plate (2); a left air multiplier suction fan (5) and a right air multiplier suction fan (6) are detachably connected to the lower wall of the shell body (1); and the right air multiplier suction fan (6) is located on one side of the left air multiplier suction fan (5).

2. A portable neck-hanging cooling fan based on air multiplication technology according to claim 1, characterized in that: The right air multiplier suction fan (6) comprises a second motor (601), a turbine (602), a supercharged lower cover (603), a supercharger (604), a supercharged upper cover (605), an activated carbon filter layer (606), a separator (607) and a second air suction port (608), wherein the output end of the second motor (601) is transmission-connected to the input end of the turbine (602), and the supercharged lower cover (603) is detachably connected to the outer wall of one side of the turbine (602). One side outer wall of the boost lower cover (603) is detachably connected to a supercharger (604), one side outer wall of the supercharger (604) is detachably connected to a boost upper cover (605), one side outer wall of the boost upper cover (605) is detachably mounted with an activated carbon filter layer (606), one side outer wall of the activated carbon filter layer (606) is fixedly connected to a separator (607), and one side outer wall of the separator (607) is fixedly mounted with a second air intake port (608).

3. A portable neck-hanging cooling fan based on air multiplication technology according to claim 2, characterized in that: An adhesive is provided between the shell body (1) and the upper fixing plate (2), and the upper wall of the shell body (1) is fixedly connected to the lower wall of the upper fixing plate (2) via the adhesive.

4. A portable neck-hanging cooling fan based on air multiplication technology according to claim 3, characterized in that: A slot is provided between the upper fixing plate (2) and the first air suction port (3), and the inner wall of the upper fixing plate (2) is detachably connected to the outer wall of the first air suction port (3) via the slot.

5. A portable neck-hanging cooling fan based on air multiplication technology according to claim 4, characterized in that: A connecting groove is provided between the shell body (1) and the left air multiplier suction fan (5), and the lower wall of the shell body (1) is detachably connected to the upper wall of the left air multiplier suction fan (5) via the connecting groove.

6. A portable neck-hanging cooling fan based on air multiplication technology according to claim 5, characterized in that: A fixing groove is provided between the turbine (602) and the supercharger lower cover (603), and an outer wall on one side of the turbine (602) is detachably connected to an outer wall on one side of the supercharger lower cover (603) via the fixing groove.

7. A portable neck-hanging cooling fan based on air multiplication technology according to claim 6, characterized in that: A connection port is provided between the pressurizing upper cover (605) and the activated carbon filter layer (606), and an outer wall on one side of the pressurizing upper cover (605) is detachably connected to an outer wall on one side of the activated carbon filter layer (606) via the connection port.

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