CN212838503U - Tower fan - Google Patents

Abstract

The application discloses a tower fan, which belongs to the technical field of heating equipment, the application optimizes the air supply pipeline of the tower fan, a pressurization area is arranged in the air supply pipeline, a pressurization channel with gradually increased diameter d of an annular structure is formed between the inner side wall of the air supply pipeline and an impeller in the pressurization area, when the impeller rotates, air enters the pressurization channel from an air inlet, in the pressurization channel, the pressure on the air at the position with smaller diameter d is larger, the pressure on the air at the position with larger diameter is smaller, the air with larger air pressure can continuously flow forwards to push the air with smaller air pressure under the drive of the impeller, the air with larger air pressure can apply pressure to the air with smaller air pressure, so that the air pressure in the whole pressurization channel is integrally increased, under stronger air pressure, the air sent out from the air supply pipeline can be blown farther, stronger air convection can be formed, has better cooling effect.

Description

Tower fan

Technical Field

The utility model belongs to the technical field of the heating installation, especially, relate to a tower fan.

Background

The tower fan is also named as a convection fan, and enables indoor air and outdoor air to form a three-dimensional exchange system according to the air flow principle, and the three-dimensional exchange system is similar to an air blower for blowing air in a kitchen range. The fan is matched with an air conditioner for use to form airflow circulation, and the air conditioner is suitable for families with old people and children. Its 360 all-round air supplies of degree lets the room do not have the air supply dead angle, lets the people feel comfortable, but the tower fan on the current market leads to the wind pressure that blows off to be lower owing to do not optimize internal air supply structure, and the scope region that wind arrived is little, and formation air convection that can not be better is poor, and the cooling effect.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

In order to overcome the defects, the utility model aims to provide a tower fan to solve the technical problems that the existing tower fan is low in air pressure, cannot form air convection and is poor in cooling effect.

(II) technical scheme

In order to achieve the purpose, the technical scheme provided by the application is as follows:

a tower fan, comprising: the impeller type air conditioner comprises a shell, an air supply pipeline and an impeller, wherein the shell is provided with an air inlet and an air outlet, the air supply pipeline is arranged in the shell and is provided with a pressurization area, the impeller is rotatably arranged in the pressurization area, a pressurization channel of an annular structure is formed between the air supply pipeline and the impeller in the pressurization area, and the diameter d of the pressurization channel is gradually increased from the air inlet to the air outlet around the central axis of the impeller.

This application has optimized the supply-air duct of tower fan, set up the pressurized area in the supply-air duct, in the pressurized area, form the pressurization passageway of ring structure's diameter d between supply-air duct inside wall and the impeller and progressively increase, when the impeller rotates, the air gets into the pressurization passageway from the air intake, in the pressurization passageway, the pressure that the less position air of diameter d received is great, the pressure that the great position air of diameter received is less, under the drive of impeller, the great air of atmospheric pressure can be continuous and flow forward and promote the less air of atmospheric pressure, the great air of atmospheric pressure can exert pressure to the less air of atmospheric pressure, thereby make the whole increase of air atmospheric pressure in the whole pressurization passageway, under stronger atmospheric pressure, the wind that sends out from the supply-air duct can blow farther, can form stronger air convection, play better cooling effect.

In some embodiments, the diameter d of the pressurization channel (301): d is not less than 30mm and not more than 100mm, the diameter of the pressurizing channel is optimized, and the air pressure in the pressurizing channel is further increased.

In some embodiments, the number of the air inlets is two, two sides of the pressurizing channel are respectively and symmetrically arranged, two air inlets are simultaneously arranged on two sides of the pressurizing channel, external air can enter the pressurizing channel from the two air inlets simultaneously, air flow in the pressurizing channel is balanced, and the problem that the air flow is disordered due to uneven air cross to influence the air supply direction of the tower fan is avoided.

In some embodiments, further comprising: the shell is rotationally installed on the bottom, has seted up the spacing groove on the base, supplies to connect the spacing axle embedding on the shell and slides along it, and the shell rotates to be installed and can supply air to a plurality of directions on the bottom, convenient to use to through spacing groove and spacing mutual spacing cooperation of axle, can improve shell pivoted precision.

In some embodiments, the air inlet is provided with an activated carbon filter device, and the activated carbon filter device can adsorb peculiar smell in the air to play a role in purifying the air.

In some embodiments, further comprising: the mosquito repellent device arranged in the shell drives indoor air to flow under the condition that the tower fan drives the indoor air to flow, and odor emitted by the mosquito repellent device can circularly flow indoors to repel mosquitoes.

In some embodiments, further comprising: the champignon generating device that sets up in the shell drives under the condition that indoor air flows at the tower fan, and the smell that the champignon sent can be at indoor circulation flow, and indoor air is more fresh and fresh.

In some embodiments, further comprising: the anion generator arranged in the shell drives indoor air to flow under the condition that the tower fan drives the indoor air to flow, and anions generated by the anion generator can flow in an indoor circulating mode to optimize the indoor air.

Drawings

FIG. 1 is a schematic view of a tower fan according to the present invention;

FIG. 2 is a schematic view of a tower fan with a default back cover according to the present invention;

FIG. 3 is a cross-sectional view of a tower fan of the present invention;

FIG. 4 is a schematic structural view of a base of a tower fan of the present invention;

fig. 5 is an assembly view of the impeller and the air supply duct according to the present invention.

Reference numerals:

1. a housing; 101. an air inlet; 102. an air outlet; 2. a base; 201: a limiting groove; 3. an air supply duct; 301. a pressurizing channel; 4. an impeller; 5. a limiting shaft; 6. and a rotating member.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

The utility model provides a pair of tower fan, it includes: the casing 1 comprises a front cover and a rear cover, the casing 1 is provided with an air inlet 101 and an air outlet 102, the air supply pipeline 3 is arranged in the casing 1, the air supply pipeline 3 is provided with a pressurizing area, an impeller 4 is rotatably arranged in the pressurizing area, an annular pressurizing channel 301 is formed between the inner side wall of the air supply pipeline 3 and the impeller 4 in the pressurizing area, and the diameter d of the pressurizing channel 301 in the direction from the air inlet 101 to the air outlet is gradually increased around the central axis of the impeller 4.

Specifically, the air supply duct 3 forms an air supply area communicating with the air outlet 102 behind the pressurization area, and the air supply area is of a tubular structure.

When the tower fan starts, the air gets into pressurized channel 301 from air intake 101 and flows with the counter-clockwise along pressurized channel 301, the air is great at the pressure that the less position air of diameter d received, the pressure that the position air that the diameter d is great received is less, and like this, the air current at the in-process rear of the air flow will be continuous and apply a thrust to the air current in the place ahead, make the atmospheric pressure of air increase, the whole increase of air pressure in the whole pressurized channel 301 of final, under stronger atmospheric pressure, the wind that sends out from supply air duct 3 can blow farther, can form stronger air convection, play better cooling effect.

Preferably, the present application has found through a plurality of experiments that the diameter d of the pressurizing channel 301 is optimized as: d is not less than 30mm and not more than 100mm, and the best pressurizing effect is achieved on the air flow.

Specifically, this application has still set up base 2 in the bottom of shell 1 bottom, has set up in base 2 and has rotated piece 6, for example the motor, rotates 6 starts and drives 1 circumferential direction of shell. Preferably, the shell 1 is connected with a limiting shaft 5, the base 2 is provided with an arc-shaped limiting groove 201 for embedding the limiting shaft 5, and the limiting shaft 5 moves along the limiting groove 201 to improve the rotating accuracy.

Preferably, in order to ensure the balance of the air flow in the ventilation duct, two air inlets 101 are symmetrically formed on two sides of the pressurizing channel 301, and the aperture of each air inlet 101 is preferably 120 mm.

Preferably, this application is provided with active carbon filter equipment in air intake 101 department, and active carbon filter equipment specifically includes: the holding box of surperficial trompil and place the active carbon granule in the holding box, inside the air permeates the active carbon granule and enters into tower fan, the active carbon granule can adsorb the smell in the air.

Preferably, the mosquito repelling device in the shell 1 can be electric mosquito repellent incense or mosquito repelling water, and the odor emitted by the electric mosquito repellent incense or the mosquito repelling water can be emitted indoors to repel mosquitoes.

Preferably, the method further comprises the following steps: champignon generating device, champignon generating device include electric heating member and champignon piece, can heat the champignon piece after the electricity heating member circular telegram, make it send champignon smell to purify the air.

Preferably, the method further comprises the following steps: the negative ion generator is arranged in the shell 1, and after the input direct current or alternating current is processed by the EMI processing circuit and the lightning stroke protection circuit, the negative ion generator performs overvoltage and current limiting through the pulse type circuit; high-low voltage isolation and other lines are raised to alternating current high voltage, then pure direct current negative high voltage is obtained after rectification and filtration through electronic materials, the direct current negative high voltage is connected to a release tip made of metal or carbon elements, high corona is generated by utilizing the tip direct current high voltage, a large amount of electrons (e-) are emitted at high speed, the electrons cannot exist in the air for a long time (the service life of the existing electrons is only nS level), and the electrons can be captured by oxygen molecules (O2) in the air immediately, so that air negative ions are generated. The air contains a proper amount of negative ions, which has the function of dust removal and air purification.

Preferably, the mosquito repelling device, the aroma generating device and the anion generator may be disposed at a position close to the air outlet 102, so that the air exhausted from the tower fan can convey the odor emitted from the mosquito repelling device, the odor emitted from the aroma generating device and the anions emitted from the anion generator to the whole indoor environment in the largest range.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims (8)

1. A tower fan, comprising: the air conditioner comprises a shell (1) with an air inlet (101) and an air outlet (102), an air supply pipeline (3) with a pressurization area and an impeller (4) which is arranged in the shell (1) in a rotatable mode; in the pressurization area, a pressurization channel (301) with an annular structure is formed between the air supply pipeline (3) and the impeller (4), and the diameter d of the pressurization channel (301) in the direction from the air inlet (101) to the air outlet (102) is gradually increased around the central axis of the impeller (4).

2. Tower fan according to claim 1, characterised in that the diameter d of the pressurizing channel (301): d is more than or equal to 30mm and less than or equal to 100 mm.

3. The tower fan according to claim 1 or 2, wherein the number of the air inlets (101) is two, and two sides of the pressurizing passage (301) are symmetrically arranged.

4. The tower fan of claim 3, further comprising: the base (2), shell (1) rotationally install in on base (2), spacing groove (201) have been seted up on base (2), supply to connect spacing axle (5) embedding on shell (1) and along its slip.

5. The tower fan according to any one of claims 1-2 and 4, characterized in that an activated carbon filter device is arranged at the air inlet (101).

6. The tower fan of any one of claims 1-2 and 4, further comprising: the mosquito repelling device is arranged in the shell (1).

7. The tower fan of any one of claims 1-2 and 4, further comprising: the aromatherapy generating device is arranged in the shell (1).

8. The tower fan of any one of claims 1-2 and 4, further comprising: and the negative ion generator is arranged in the shell (1).

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