CN216346859U - High-efficient air purification device - Google Patents

Abstract

The utility model discloses a high-efficiency air purification device, which comprises a shell, a filter element, a middle partition plate and a fan, wherein the shell is internally provided with a cavity, the filter element, the middle partition plate and the fan are sequentially arranged in the shell from bottom to top, a streamline upper air channel is arranged in the shell, the middle partition plate is of a hemispherical structure with grid-shaped through holes, the fan comprises a wind wheel and a motor for driving the wind wheel, the wind wheel comprises an upper end plate matched with a motor driving shaft, a lower end plate in an annular shape and a plurality of fan blades arranged between the upper end plate and the lower end plate at equal intervals, a wind wheel air inlet is arranged at the central opening of the lower end plate, and a wind wheel air outlet is arranged between the outer edge of the upper end plate and the outer edge of the lower end plate; the utility model can achieve high-efficiency air purification effect without large power consumption and size.

Description

High-efficient air purification device

Technical Field

The utility model relates to the field of air purification, in particular to a high-efficiency air purification device.

Background

With the improvement of living standard, people pay more attention to life quality and health problems. Various types of air purification products have been produced in response to this demand, including air purifiers. An air purifier is also called as an air cleaner, an air freshener and a purifier, and is a product capable of adsorbing, decomposing or converting various air pollutants (generally including PM2.5, dust, pollen, peculiar smell, formaldehyde and other decoration pollution, bacteria, allergens and the like) and effectively improving the air cleanliness, and is mainly divided into household, commercial, industrial and building products.

The air purifier product is from small to large, and is complete in variety, and the main parameter for showing the performance of the air purifier is a CADR value, and the value is usually used for expressing the purification efficiency of the air purifier. The higher the CADR value, the higher the purification performance of the purifier. In order to pursue a high CADR value, a mode of increasing the size or power of a product is adopted, but the mode ignores the energy efficiency and the occupied area of the product, and brings inconvenience to a user to a certain extent.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model provides a high-efficiency air purification device to solve the problems.

In order to achieve the purpose, the technical scheme of the utility model is as follows: the utility model provides a high-efficient air purification device, includes establishes the casing of cavity in and along supreme filter core, median septum and the fan that sets gradually down in the casing, be equipped with streamlined wind channel in the casing, the median septum is the half spherical structure of taking grid form through-hole, the fan includes the motor of wind wheel and this wind wheel of drive, the wind wheel include with motor drive shaft complex upper end plate, be annular lower extreme board and equidistant setting and upper end plate and a plurality of fan blades between the lower extreme board, the central opening part of lower end plate is the wind wheel air intake, the outer edge of upper end plate and the outer edge of lower end plate between be the wind wheel air outlet.

The air inlet of the middle partition board corresponds to the air outlet of the filter element, and the air outlet of the middle partition board corresponds to the air inlet of the wind wheel.

The further improvement, the outer fringe of lower plate slopes upwards and forms first water conservancy diversion portion, and first water conservancy diversion portion plays the water conservancy diversion effect, leads the radial wind that the wind wheel produced into the oblique wind of top direction, reduces the kinetic energy loss of air current on the wind channel, improves the amount of wind.

The further improvement, the outer fringe of upper end plate slopes upwards and forms second water conservancy diversion portion, and the effect of second water conservancy diversion portion is similar with first water conservancy diversion portion, leads the axial wind that the wind wheel produced into oblique wind.

The wind wheel is further improved, a cambered surface is arranged between the outer end and the inner end of the fan blade along the radial direction of the wind wheel, the fan blade inclines to the upper end plate along the lower end plate in the axial direction, and the inclined surface of the fan blade is the cambered surface.

Still further, the upper portion position in the casing is equipped with a mount, and the fan is located the mount and the clearance between fan and the mount forms the upper air flue, the mount bottom is equipped with an inlet air channel, inlet air channel is located between median septum air outlet and the wind wheel air intake.

Still further, the fixed frame adopts a streamline structure. The streamline structure accelerates the air circulation speed, thereby improving the air output.

And furthermore, an air outlet plate is arranged above the upper air channel, and a honeycomb-shaped air outlet is formed in the air outlet plate.

Still further, still including being located the panel lid of air-out board top, panel lid diameter is less than the air-out board, and the outer fringe of panel lid slopes upward and forms third water conservancy diversion portion, makes the air after the purification can spread rapidly.

Further improved, the air purifier also comprises an ultraviolet light sterilizing device, and multiple filtration of air is realized.

Through the technical scheme provided by the utility model, the method has the following beneficial effects: adopt streamlined wind channel to accelerate clean air for thereby air flow in the wind channel is accelerated to the air outlet department gas produces high-speed collision production negative pressure difference, reaches the effect that promotes the air output and accelerates clean gaseous release velocity, the mode of CADR value from this, therefore the product does not need too big consumption and size, can reach efficient air purification effect.

Drawings

FIG. 1 is a perspective view of one embodiment of the present invention;

FIG. 2 is a cross-sectional view of one embodiment of the present invention;

FIG. 3 is a partial cross-sectional view of one embodiment of the present invention;

FIG. 4 is a front view of a rotor according to one embodiment of the present invention;

fig. 5 is a top view of a wind rotor according to an embodiment of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1 to 3, the high-efficiency air purification device comprises a shell 1 with a cavity arranged therein, and a filter element 2, a middle partition plate 3 and a fan which are sequentially arranged in the shell 1 from bottom to top. Specifically, the housing 1 is a truncated cone-shaped structure with an open top, a plurality of air inlets are arranged on the circumferential surface of the lower portion of the housing, and air enters the filter element 2 arranged in the housing 1 from the air inlets. A streamline upper air duct 12 is arranged in the shell 1. The filter element 2 is installed at the bottom in the shell 1 in a cylindrical structure, and a middle partition plate 3 is arranged above the filter element 2. The middle partition plate 3 is of a hemispherical structure with grid-shaped through holes.

The fan comprises a wind wheel 41 and a motor 42 for driving the wind wheel 41, the wind wheel 41 comprises an upper end plate 411 matched with a driving shaft of the motor 42, an annular lower end plate 412 and a plurality of fan blades 413 arranged between the upper end plate 411 and the lower end plate 412 at equal intervals, a wind wheel air inlet 414 is arranged at a central opening of the lower end plate 412, and a wind wheel air outlet 415 is arranged between the outer edge of the upper end plate 411 and the outer edge of the lower end plate 412.

Specifically, the middle partition plate 3 is installed with an upward opening, the middle partition plate air inlet 31 corresponds to the air outlet of the filter element 2, and the middle partition plate air outlet 32 corresponds to the wind wheel air inlet 414.

As shown in fig. 4 and 5, the outer edge of the lower end plate 412 is inclined upward to form a first flow guiding portion 416, and the first flow guiding portion 416 plays a role in guiding radial wind generated by the wind wheel 41 into inclined wind in the top direction, so that kinetic energy loss of airflow in the upper air duct 12 is reduced, and the air volume is increased.

The outer edge of the upper end plate 411 is inclined upward to form a second guiding portion 417, and the second guiding portion 417 guides the axial wind generated by the wind wheel 41 into inclined wind, so that the wind outlet of the wind wheel 41 is smooth.

With reference to fig. 4 and 5, after repeated experiments, the number of the fan blades 413 of the optimal wind wheel 41 is adjusted to 9, and if the number of the fan blades 413 is too small, the performance of the wind wheel 41 is poor, and if the number of the fan blades 413 is too large, the mold opening is difficult. Between the outer end and the inner end of the fan blade 413 along the radial direction of the wind wheel 41 is an arc surface, in the axial direction, the fan blade 413 inclines to the upper end plate 411 along the lower end plate 412, and the inclined surface is an arc surface. The inclination angle of the fan 413 is larger than 60 degrees, so that the wind wheel 41 rotates at high speed to generate high wind pressure.

Referring to fig. 2 and 3, a fixing frame 13 is disposed at an upper portion of the housing 1, the fan is disposed in the fixing frame 13, an upper air duct 12 is formed in a gap between the fan and the fixing frame 13, an air inlet channel 131 is disposed at a bottom of the fixing frame 13, and the air inlet channel 131 is located between the middle partition air outlet 32 and the wind wheel air inlet 414.

Preferably, the fixing frame 13 adopts a streamline structure, so that the air flow in the upper air duct 12 is accelerated, and the air output is increased.

Go up wind channel 12 top and be equipped with out aerofoil 5, go out aerofoil 5 and locate casing 1 top, be equipped with cellular air outlet on the play aerofoil 5.

Further, be equipped with a panel lid 6 above the air-out board 5, panel lid 6 diameter is less than air-out board 5, and the slope of panel lid 6 outer fringe upwards forms third water conservancy diversion portion 61, makes the air after the purification can spread rapidly.

Preferably, ultraviolet light is arranged at a reasonable position in the shell 1 for sterilization, so that multiple filtration and air purification are realized.

When the air purifier works, the motor 42 drives the wind wheel 41 to rotate at a high speed, air in the wind wheel 41 is centrifugally thrown out, negative pressure is generated in the wind wheel 41, air outside the shell 1 is sucked into the filter element 2 through the air inlet on the shell 1, and the air purified by the filter element 2 enters the air inlet of the lower end plate through the middle partition plate 3 and the air inlet channel 131. The axial wind and the radial wind generated by the rotation of the wind wheel 41 are guided into oblique wind by the first flow guide part 416 and the second flow guide part 417, and the oblique wind collides with the wall of the fixed frame 13 to rapidly form rotating wind upwards along the upper wind channel 12. Because the upper air duct 12 is designed into a streamline shape, the air in the upper air duct 12 can quickly pass through and flow out from the air outlet plate 5, the effects of increasing the air outlet quantity and accelerating the release speed of the clean air are achieved, and the CADR value is increased. The utility model can achieve high-efficiency air purification effect without large power consumption and size.

While the utility model has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims (10)

1. The utility model provides a high-efficient air purification device which characterized in that: including establishing the casing of cavity and interior supreme filter core, median septum and the fan that sets gradually down of following in the casing, be equipped with streamlined wind channel on the casing, the median septum is the semi spherical structure of taking grid form through-hole, the fan includes the motor of wind wheel and this wind wheel of drive, the wind wheel include with motor drive axle complex upper end plate, be annular lower end plate and equidistant a plurality of fan blades that set up between upper end plate and lower end plate, the central opening part of lower end plate is the wind wheel air intake, the outer edge of upper end plate and the outer edge of lower end plate between be the wind wheel air outlet.

2. A high efficiency air cleaning device as claimed in claim 1, wherein: the middle partition board is installed with an upward opening, the air inlet of the middle partition board corresponds to the air outlet of the filter element, and the air outlet of the middle partition board corresponds to the air inlet of the wind wheel.

3. A high efficiency air cleaning device as claimed in claim 1, wherein: the outer edge of the lower end plate inclines upwards to form a first flow guide part.

4. A high efficiency air cleaning device as claimed in claim 1, wherein: the outer edge of the upper end plate is inclined upwards to form a second flow guide part.

5. A high efficiency air cleaning device as claimed in claim 1, wherein: the fan blade is a cambered surface between the outer end and the inner end of the fan blade along the radial direction of the wind wheel, and the fan blade inclines to the upper end plate along the lower end plate in the axial direction, and the inclined surface of the fan blade is a cambered surface.

6. A high efficiency air cleaning apparatus as claimed in claim 1 or 2, wherein: the upper portion position in the casing is equipped with a mount, and the fan is located in the mount and the clearance between fan and the mount forms the upper air flue, the mount bottom is equipped with an inlet air channel, inlet air channel is located between median septum air outlet and the wind wheel air intake.

7. A high efficiency air cleaning device as claimed in claim 6, wherein: the fixing frame adopts a streamline structure.

8. A high efficiency air cleaning device as claimed in claim 6, wherein: an air outlet plate is arranged above the upper air channel, and a honeycomb-shaped air outlet is formed in the air outlet plate.

9. A high efficiency air cleaning device as recited in claim 8, wherein: still including being located the panel lid of air-out board top, panel lid diameter is less than the air-out board, and the outer fringe of panel lid slopes upwards to form third water conservancy diversion portion.

10. A high efficiency air cleaning device as claimed in claim 1, wherein: the air purifier also comprises an ultraviolet light sterilizing device, so that multiple filtration of air is realized.

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