CN212774869U

CN212774869U - Coaxial fan purification device with axial air inlet and outlet

Info

Publication number: CN212774869U
Application number: CN202021675794.9U
Authority: CN
Inventors: 高向武; 邓方焱; 陶家庭; 焦烨鋆
Original assignee: Beijing Longchuang Blue Sky S&t Co ltd
Current assignee: Beijing Longchuang Blue Sky S&t Co ltd
Priority date: 2020-08-12
Filing date: 2020-08-12
Publication date: 2021-03-23
Anticipated expiration: 2030-08-12

Abstract

The utility model discloses a purifier of axial business turn over wind axial fan takes, which comprises an upper housing, lower casing, coaxial fan, the purification dish, the wind equalizing plate, controlling means and connect the oil cup, the fixed casing of going up of axle fan, the purification dish is located the lower casing, the wind equalizing plate is located casing lower surface down, the wind equalizing plate is palisade plate body, it can dismantle to set up on the wind equalizing plate lower surface to connect the oil cup, coaxial fan includes centrifugal wind wheel, a driving device, the lower cover body and the air-out cover body, centrifugal cavity and air-out cavity intercommunication, air-out cover body top is provided with the air outlet, it establishes air-out cover body central authorities and is provided with two piece at least guide plates to go out the internal ring of air-out cover, the purification dish can be dismantled and be fixed in under the centrifugal wind wheel, the purification dish is fixed with. The utility model discloses a take axial business turn over wind axial fan's purifier simple structure, volume reduce, but axial air inlet axial air-out, the operating efficiency is high, can effective noise reduction.

Description

Coaxial fan purification device with axial air inlet and outlet

Technical Field

The utility model relates to a purifier especially relates to a purifier who is used for pumping gaseous coaxial fan of taking axial business turn over wind.

Background

Along with the increasing development of national economy, people have better and better physical life, and the requirement of people on the air quality in the living environment is higher and higher. The demands on the working environment in industry are also increasing. It is common in residential and industrial environments to install range hoods or air purifiers. The general all of using in present smoke ventilator and the air cleaner is axial air inlet, the fan of radial air-out, this kind of fan postcode side all need take a great spiral case 35 with the air after purifying from the lateral part discharge external world of fan, such smoke ventilator and purifier's shortcoming is: the volume of the fan is large, so that the volume of the whole purifying device is large, and the range hood and the air purifying device are difficult to install and use and occupy large space. And because the air-out of fan needs the direction of bending, consequently the fan efficiency is whole not high, and the noise ratio is great moreover.

Disclosure of Invention

The utility model relates to a solve not enough among the prior art and accomplish, the utility model aims at providing a simple structure, volume reduce greatly, can axial air inlet axial air-out, suction wind operation is efficient, can effective noise reduction moreover, the high coaxial fan's of taking axial business turn over wind purifier of purification efficiency.

The utility model discloses a coaxial fan's of area axial business turn over wind purifier, including upper housing, lower casing, the coaxial fan of axial business turn over wind, purification dish, air-equalizing board, controlling means and connect the oil cup, the upper housing is hollow vertical cylinder, the lower casing is the hollow body, upper housing lower part with lower casing upper portion is fixed, coaxial fan can dismantle the fixing in the upper housing, the purification dish is located in the lower casing, the air-equalizing board is located lower casing lower surface, the air-equalizing board is the fence plate body, connect the oil cup to dismantle set up in on the air-equalizing board lower surface, coaxial fan includes centrifugal wind wheel, drive arrangement, lower cover body and air-out cover body, centrifugal wind wheel, the lower cover body with the coaxial setting of air-out cover body three, centrifugal wind wheel rotatable set up in the lower cover body, the driving shaft of the driving device and the centrifugal wind wheel are detachably fixed, the fixing part of the driving device is detachably fixed on the air outlet cover body, a centrifugal cavity is reserved between the outer side part of the centrifugal wind wheel and the inner wall of the lower cover body, the top part of the lower cover body and the bottom part of the air outlet cover body are detachably fixed, the inner wall of the air outlet cover body is annularly provided with an air outlet cavity, the centrifugal cavity is communicated with the air outlet cavity, the top part of the air outlet cover body is provided with an air outlet, the center of the air outlet cover body is annularly provided with at least two guide plates, the guide plates are inclined from the center of the air outlet cover body to the inner wall of the air outlet cover body along the radial direction from bottom to top, a flow guide cavity extending upwards and closing up is enclosed between the adjacent guide plates, the flow guide, the purification dish can be dismantled and be fixed in under the centrifugal wind wheel, the purification dish with drive arrangement's drive shaft can be dismantled fixedly, drive arrangement with controlling means connects, the casing lower surface is provided with the air intake down, the purification dish with the air intake position corresponds.

The utility model discloses a coaxial fan's of taking axial business turn over wind purifier can also be:

the guide plate extends upwards to the top air outlet of the air outlet cover body from the bottom of the air outlet cover body.

Each guide plate surrounds the air outlet cover body, and the guide plates are spirally arranged in the air outlet cover body in an ascending mode.

The air outlet cover body is characterized in that a driving avoiding cover is arranged in the center of the bottom of the air outlet cover body, the upper portion of the driving device is located in the driving avoiding cover, the inner side of the guide plate and the driving avoiding cover are fixed on the outer wall, the outer side of the guide plate and the inner wall of the air outlet cover body are fixed, the top of the driving avoiding cover is communicated with the air outlet, and the fixing portion of the driving device and the bottom of the driving avoiding cover can be detached and fixed.

The bottom of the driving avoiding cover is provided with a bottom fixing disc, and a fixing part of the driving device is detachably fixed on the bottom fixing disc.

The lower cover body is including the lower barrel that is located the edge fixing dish at top and is located the lower part, edge fixing dish bottom with barrel top is fixed or integrated into one piece down, the air-out cover body bottom with fixed connection can be dismantled to the edge fixing dish.

The centrifugal wind wheel is characterized in that a downward bulge is arranged in the center of the centrifugal wind wheel, a shaft sleeve protruding downwards is arranged on the lower bulge, a driving shaft of the driving device penetrates through the shaft sleeve, and the shaft sleeve is detachably and fixedly connected with the driving shaft of the driving device.

And a limiting rod is arranged on the upper part of a driving shaft of the driving device and can be abutted with the upper surface of the lower bulge in a contact manner.

At least one spiral type ascending flow deflector is arranged on the inner wall of the lower cover body from bottom to top, and a gap is reserved between the innermost side of the flow deflector and the outermost side of the centrifugal wind wheel.

The bottom of the lower cover body is detachably fixed with an air inlet check ring, the centrifugal wind wheel is rotatably arranged in a cavity between the air inlet check ring and the top of the lower cover body, an air inlet is formed in the center of the air inlet check ring, and the outside and the centrifugal cavity are communicated through the air inlet.

The purifying device of the coaxial fan with the axial air inlet and outlet comprises an upper shell, a lower shell, the coaxial fan with the axial air inlet and outlet, a purifying disc, an air equalizing plate, a control device and an oil receiving cup, wherein the upper shell is a hollow vertical cylinder, the lower shell is a hollow body, the lower part of the upper shell is fixed with the upper part of the lower shell, the coaxial fan can be detachably fixed in the upper shell, the purifying disc is positioned in the lower shell, the air equalizing plate is positioned on the lower surface of the lower shell, the air equalizing plate is a fence-shaped plate body, the oil receiving cup can be detachably arranged on the lower surface of the air equalizing plate, the coaxial fan comprises a centrifugal wind wheel, a driving device, a lower cover body and an air outlet cover body, the centrifugal wind wheel, the lower cover body and the air outlet cover body are coaxially arranged, the centrifugal wind wheel can be rotatably arranged in the lower cover body, the driving shaft of the driving device and the centrifugal wind wheel are detachably fixed, the fixing part of the driving device is detachably fixed on the air outlet cover body, a centrifugal cavity is reserved between the outer side part of the centrifugal wind wheel and the inner wall of the lower cover body, the top part of the lower cover body and the bottom part of the air outlet cover body are detachably fixed, the inner wall of the air outlet cover body is annularly provided with an air outlet cavity, the centrifugal cavity is communicated with the air outlet cavity, the top part of the air outlet cover body is provided with an air outlet, the center of the air outlet cover body is annularly provided with at least two guide plates, the guide plates are inclined from the center of the air outlet cover body to the inner wall of the air outlet cover body along the radial direction from bottom to top, a flow guide cavity extending upwards and closing up is enclosed between the adjacent guide plates, the flow guide, the purification dish can be dismantled and be fixed in under the centrifugal wind wheel, the purification dish with drive arrangement's drive shaft can be dismantled fixedly, drive arrangement with controlling means connects, the casing lower surface is provided with the air intake down, the purification dish with the air intake position corresponds. Thus, when oil smoke and other liquid drops needing to be purified exist in the air, the driving device of the purifying device is started, the driving shaft of the driving device drives the purifying disc to rotate at a high speed, so as to drive the gas needing to be purified below the air equalizing plate to enter the lower shell from the air inlet after passing through the air equalizing plate, the purifying disc hits small liquid drops or micro-particles in the gas after contacting the purifying disc rotating at the high speed and then throws the small liquid drops or the micro-particles out outwards, the small liquid drops or the solid particles flow out of the lower shell to the oil receiving cup to be collected so as to purify the air, the purified air enters the centrifugal wind wheel, the driving shaft of the driving device drives the centrifugal wind wheel to rotate, the centrifugal wind wheel rotates so that a central area forms negative pressure, the air below the centrifugal wind wheel is sucked to rise and then passes through a gap at the outermost side of the centrifugal wind wheel to enter, get into out the fan housing promptly internal, then follow in the internal gas of fan housing and follow in succession with the below under the dual function of bulldozing and the guide plate of the air that is purified the guide cavity body removes to closing up upwards gradually along the guide plate to finally be discharged from the air outlet. The air source is continuously discharged out of the diversion cavity, subsequently purified air continuously pushes and presses air in the air outlet housing, then the air in the air outlet housing is continuously discharged out, the centrifugal cavity continuously operates to form negative pressure in the centrifugal cavity, finally, the air is further sucked from the lower part under the rotating action of the rotating centrifugal wind wheel and finally discharged out of the air outlet according to the above circulation steps. The centrifugal wind wheel continuously rotates to continuously suck air outwards, so that the air enters the purifying device from the lower part of the air equalizing plate of the utility model, axially enters the centrifugal fan from the lower part of the centrifugal wind wheel after being purified, and finally is axially discharged from the air outlet positioned above the centrifugal fan, the axial air inlet and the axial air outlet are realized, and simultaneously, because the centrifugal cavity between the centrifugal wind wheel and the lower cover body does not need too large size, unlike the axial air inlet used in the prior art, the side edge of the radial air outlet fan needs a larger wind tube to collect the entering air, the sucked gas enters the centrifugal cavity, moves upwards to directly enter the air outlet cavity and separately enters each flow guide cavity under the action of the flow guide plate, because the diversion cavity extends upwards and closes up, the gas quickly rises and is discharged out of the air outlet after being guided and pushed. Like this holistic lower cover body size with the size of the air-out cover body all need only compare centrifugal wind wheel's size slightly bigger can, and need not set up the spiral case again, consequently the size of the purifier of the coaxial fan of whole area axial business turn over wind is very little, the volume reduces greatly under the condition of unit area suction rate, occupation space also reduces by a wide margin, production and installation cost also reduce by a wide margin, and because gaseous direct is axial air inlet and axial air-out, therefore gaseous mutual interference influence is less, compare the purifier of the fan of the radial air-out of axial air inlet of current use spiral case, the noise reduces by a wide margin. The utility model discloses a coaxial fan's of taking axial business turn over wind purifier, the advantage for prior art is: simple structure, volume reduce greatly, can axial air inlet axial air-out, suction wind operating efficiency is high, can effectively reduce the noise moreover, purification efficiency is high.

Drawings

FIG. 1 is an exploded view of an embodiment of a prior art purification apparatus.

Fig. 2 is an exploded view of an embodiment of the purification device with the coaxial fan for axially feeding and discharging air.

Fig. 3 is a half sectional view of the embodiment of the purifying device with the coaxial fan for axially feeding and discharging air of the present invention.

Fig. 4 is an exploded view of an embodiment of the coaxial fan for axially feeding and discharging air.

Figure 5 the utility model discloses coaxial fan embodiment half section diagram of axial business turn over wind.

Fig. 6 is a half-sectional view of another embodiment of the coaxial fan for axially feeding and discharging air.

Fig. 7 is an exploded view of another embodiment of the coaxial fan with axial air inlet and outlet.

Fig. 8A, 8B and 8C are respectively the centrifugal wind wheel schematic diagram, the bottom view and the half-section of the coaxial fan for axially feeding and discharging wind of the present invention.

Fig. 9A, 9B, 9C and 9D are respectively the front schematic view, the back schematic view, the bottom view and the half-section view of the lower cover body of the coaxial fan for axially feeding and discharging air of the present invention.

Fig. 10A, 10B and 10C are respectively the air outlet cover body schematic diagram, the bottom view and the half-section of the coaxial fan for axially feeding and discharging air of the present invention.

Description of the figures

1 … centrifugal wind wheel 2 … driving device 3 … lower cover

4 … air outlet hood body 5 … drive shaft 6 … air outlet

7 … baffle 8 … drives the bottom fixed disk of the dodge cover 9 …

10 … edge fixing disc 11 … lower cylinder 12 … fixing projection

13 … fixed hole 14 … shaft sleeve 15 … limiting rod

16 … air inlet check ring 17 … air purification unit 18 … air inlet

19 … baffle 21 … upper shell 22 … lower shell

23 … cleaning disc 24 … control device 25 … air equalizing plate

26 … oil cup 27 … control panel 28 … air inlet

29 … oil deflector 30 … lighting lamp 31 … control switch

32 … controller 33 … decorative plate 34 … fixing ring

35 … spiral casing

Detailed Description

The following describes a purification device with a coaxial fan for axially feeding and discharging air according to the present invention in detail with reference to fig. 2 to 10C of the drawings.

The utility model relates to a purification device of a coaxial fan with axial air inlet and outlet, please refer to fig. 2 to fig. 10C, which comprises an upper shell 21, a lower shell 22, a coaxial fan with axial air inlet and outlet, a purification disk 23, an air equalizing plate 25, a control device 24 and an oil receiving cup 26, wherein the upper shell 21 is a hollow vertical cylinder, the lower shell 22 is a hollow body, the lower part of the upper shell 21 is fixed with the upper part of the lower shell 22, the coaxial fan is detachably fixed in the upper shell 21, the purification disk 23 is positioned in the lower shell 22, the air equalizing plate 25 is positioned on the lower surface of the lower shell 22, the air equalizing plate 25 is a fence-shaped plate body, the oil receiving cup 26 is detachably arranged on the lower surface of the air equalizing plate 25, the coaxial fan comprises a centrifugal wind wheel 1, a driving device 2, a lower cover body 3 and an air outlet cover body 4, the centrifugal wind wheel, the lower cover body 3 and the air outlet 4 are coaxially arranged, the centrifugal wind wheel 1 is rotatably arranged in the lower cover body 3, a driving shaft 5 of the driving device 2 is detachably fixed with the centrifugal wind wheel 1, a fixed part of the driving device 2 is detachably fixed on the air outlet cover body 4, a centrifugal cavity is reserved between the outer side part of the centrifugal wind wheel 1 and the inner wall of the lower cover body 3, the top part of the lower cover body 3 is detachably fixed with the bottom part of the air outlet cover body 4, the inner wall of the air outlet cover body 4 is annularly provided with an air outlet cavity which is communicated with the air outlet cavity, the top part of the air outlet cover body 4 is provided with an air outlet 6, the inner part of the air outlet cover body 4 is annularly provided with at least two guide plates 7 at the center of the air outlet cover body 4, the guide plates 7 incline from bottom to top along the radial direction from the center of the air outlet cover body 4 to the inner wall of the, the water conservancy diversion cavity arrange set up in the air-out cavity, the water conservancy diversion cavity with 6 intercommunications of air outlet, purification dish 23 can be dismantled and be fixed in under the centrifugal wind wheel, purification dish 23 with drive arrangement's drive shaft can be dismantled fixedly, drive arrangement with controlling means 24 is connected, casing 22 lower surface is provided with air intake 28 down, purification dish 23 with the air intake 28 position corresponds. Thus, when oil smoke and other liquid drops needing to be purified exist in the air, a driving device of the purifying device is started, a driving shaft of the driving device drives the purifying disc 23 to rotate at a high speed, so as to drive the gas needing to be purified below the air equalizing plate 25 to enter the lower shell 22 from the air inlet 28, the purifying disc 23 hits small liquid drops or small particles in the gas and throws the small liquid drops or the small particles outwards after contacting the purifying disc 23 rotating at the high speed, the small liquid drops or the solid particles flow out of the lower shell 22 to the oil receiving cup 26 to be collected so as to purify the air, the purified air enters the centrifugal wind wheel, as the driving shaft 5 of the driving device 2 drives the centrifugal wind wheel 1 to rotate, the centrifugal wind wheel 1 rotates to enable the central area to be under negative pressure, and the air below the centrifugal wind wheel 1 is sucked to pass through the gaps at the outermost side of the centrifugal wind wheel 1 and, then the air enters the air outlet cavity communicated with the centrifugal wind wheel 1, namely enters the air outlet cover body 4, then the air in the air outlet cover body 4 gradually moves upwards along the guide plate 7 to the closed diversion cavity under the double actions of pushing and pressing of the subsequently and below purified air and the guide plate 7, and finally is discharged from the air outlet 6. The air source is continuously discharged out of the diversion cavity, the subsequently purified air continuously pushes and presses the air in the air outlet cover body 4, then the air in the air outlet cover body 4 is continuously discharged, then the centrifugal cavity continuously operates to form negative pressure in the centrifugal cavity, finally the air is further sucked from the lower part under the rotation action of the rotating centrifugal wind wheel 1 and finally discharged out of the air outlet 6 according to the above circulation steps. The centrifugal wind wheel 1 continuously rotates to continuously suck air outwards, so that the air enters the fan from the lower part of the centrifugal wind wheel 1 of the utility model in the axial direction and is finally discharged from the air outlet 6 positioned above the fan in the axial direction, namely, the axial air inlet and the axial air outlet are realized, and simultaneously, because the centrifugal cavity between the centrifugal wind wheel 1 and the lower cover body 3 does not need too large size, unlike the axial air inlet used in the prior art, the side edge of the radial air outlet fan needs a larger wind cylinder to collect the entering air, the sucked gas enters the centrifugal cavity, moves upwards to directly enter the air outlet cavity and separately enters each flow guide cavity under the action of the flow guide plate 7, because the diversion cavity extends upwards and closes up, the gas quickly rises and is discharged out of the air outlet 6 after being guided and pushed. Like this holistic lower cover body 3 size with the size of the air-out cover body 4 all need only compare centrifugal wind wheel 1's size slightly bigger can, and need not set up the spiral case again, consequently the size of the coaxial fan's of whole area axial business turn over wind purifier is very little, the volume reduces greatly under the condition of unit area suction rate, occupation space also reduces by a wide margin, production and installation cost also reduce by a wide margin, and because gaseous direct is axial air inlet and axial air-out, therefore gaseous mutual interference influence is smaller, compare the fan of the radial air-out of axial air inlet of current use spiral case, the noise reduces by a wide margin. The utility model discloses a coaxial fan's of taking axial business turn over wind purifier, the advantage for prior art is: simple structure, volume reduce greatly, can axial air inlet axial air-out, suction wind operating efficiency is high, can effectively reduce the noise moreover, purification efficiency is high. In addition, oil receiving cup

The utility model discloses a take coaxial fan's of axial business turn over wind purifier please refer to relevant each picture in fig. 2 to fig. 10C, can also be on the basis of preceding technical scheme: the guide plate 7 extends upwards from the bottom of the air outlet cover body 4 to the position of the top air outlet 6 of the air outlet cover body 4. Such guide plate 7 can guarantee to cut apart into two at least upwards extending and closing gradually the air-out cavity between 4 bottoms to the top of air-out cover body the water conservancy diversion cavity makes things convenient for gaseous reposition of redundant personnel discharge air outlet 6. The guide plate 7 is used for guiding and accelerating the speed of the discharged gas.

The utility model discloses a take coaxial fan's of axial business turn over wind purifier please refer to relevant each picture in fig. 2 to fig. 10C, can also be on the basis of preceding technical scheme: each guide plate 7 is spirally arranged in the air outlet cover body 4 in a rising manner around the center of the air outlet cover body 4. That is, the baffles 7 rise spirally in the air outlet cover 4, so that the mutual interference is small when the air is discharged, and the noise is low.

The utility model discloses a take coaxial fan's of axial business turn over wind purifier please refer to relevant each picture in fig. 2 to fig. 10C, can also be on the basis of preceding technical scheme: the air outlet cover body 4 bottom central authorities are provided with the drive and dodge

cover

8, 2 upper portions of drive arrangement are located the drive dodges in the cover 8, the inboard of guide plate 7 with the drive dodges 8 outer walls of cover and fixes, the outside of guide plate 7 with the inner wall of the air outlet cover body 4 is fixed, the drive dodge cover 8 top with air outlet 6 intercommunication. The driving avoiding cover 8 can effectively avoid the upper half part of the driving device 2, avoid the influence of gas on the operation of the driving device 2 and facilitate the installation of the guide plate 7. Meanwhile, the top of the driving avoiding cover 8 is communicated with the air outlet 6, so that the driving device 2 in the driving avoiding cover can quickly dissipate heat, and the heat dissipation of the driving device 2 is facilitated. The drive device 2 is prevented from being overheated and the work efficiency is prevented from being lowered or damaged. A further preferable technical solution in the technical aspect of the foregoing technical solution is: the bottom of the drive avoiding cover 8 is annularly provided with a bottom fixing disc 9, and the fixing part of the driving device 2 is detachably fixed at the bottom of the drive avoiding cover 8. Therefore, the upper part of the driving device 2 (namely, the fixing part of the driving device 2) can be detachably fixed on the air outlet cover body 4, so that the fixing is firmer and the heat dissipation is convenient. The more preferable technical scheme is as follows: the outer periphery of the upper portion of the driving device 2 is annularly provided with fixing protrusions 12 extending outwards, the fixing protrusions 12 can be detachably fixed on the bottom fixing disc 9, and then the upper portion of the driving device 2 is fixed on the driving avoiding cover 8, namely the air outlet cover body 4. The more preferable technical scheme is as follows: the bottom fixing disc 9 and the fixing protrusions 12 are provided with fixing holes 13 corresponding to the positions, and the bottom fixing disc 9 and the fixing protrusions 12 are detachably connected together through detachable connection between bolts and nuts penetrating through the fixing holes 13. In this way, since the upper portion of the driving unit 2 is also detachably connected, it is possible to easily replace and maintain the driving unit 2 when it is damaged.

The utility model discloses a take coaxial fan's of axial business turn over wind purifier please refer to relevant each picture in fig. 2 to fig. 10C, can also be on the basis of preceding technical scheme: lower cover body 3 is including the lower barrel 11 that is located the edge fixed disk 10 at top and is located the lower part, edge fixed disk 10 bottom with barrel 11 top is fixed or integrated into one piece down, the air-out cover body 4 bottom with fixed connection can be dismantled to edge fixed disk 10. Like this, can with the air-out cover body 4 can be dismantled respectively and fix on the lower cover body 3, can guarantee moreover the air-out cavity with communicate between the centrifugal cavity, and then guarantee that the operating efficiency who airs exhaust is than higher. The preferable technical scheme is that the diameter of the lower cylinder 11 is gradually reduced from bottom to top, and a frustum-shaped cylinder with a large lower part and a small upper part is formed, so that gas can be conveniently and quickly discharged, and the operation efficiency of the whole fan is effectively improved.

The utility model discloses a take coaxial fan's of axial business turn over wind purifier please refer to relevant each picture in fig. 2 to fig. 10C, can also be on the basis of preceding technical scheme: the centrifugal wind wheel is characterized in that a downward bulge is arranged in the center of the centrifugal wind wheel 1, a shaft sleeve 14 protruding downwards is arranged on the downward bulge, a driving shaft 5 of the driving device 2 penetrates through the shaft sleeve 14, and the shaft sleeve 14 is detachably and fixedly connected with the driving shaft 5 of the driving device 2. Like this, the middle part space of centrifugal wind wheel 1 is by make full use of, hides drive arrangement 2 partly centrifugal wind wheel 1 middle part effectively reduces the size of holistic fan, drive arrangement 2's drive shaft 5 simultaneously with centrifugal wind wheel 1's axle sleeve 14 can be dismantled fixedly, and then will drive arrangement 2's drive shaft 5 with centrifugal wind wheel 1 is fixed, drive arrangement 2's drive shaft 5 is rotatory to be driven wholly centrifugal wind wheel 1 rotates earlier, and then accomplishes the operation of induced drafting. On the basis of the above technical scheme, the further preferable technical scheme is as follows: and a limiting rod 15 is arranged at the upper part of the driving shaft 5 of the driving device 2, and the limiting rod 15 is in contact type abutting contact with the upper surface of the lower bulge. The limiting rod 15 is used for limiting the position of the driving shaft 5 of the driving device 2 and preventing the fixed part of the driving device 2 from contacting with the centrifugal wind wheel 1 to damage the centrifugal wind wheel 1 and the driving device 2.

The utility model discloses a take coaxial fan's of axial business turn over wind purifier please refer to relevant each picture in fig. 2 to fig. 10C, can also be on the basis of preceding technical scheme: the cross section size of the air outlet cover body 4 is gradually reduced from the bottom to the top. Like this can realize that guide plate 7 extends and closes up by supreme down, such structure is favorable to reducing moreover the whole weight of the air-out cover body 4 to form big-end-up's structure down, conveniently exhaust rapidly, improve the operating efficiency of whole fan.

The utility model discloses a take coaxial fan's of axial business turn over wind purifier please refer to relevant each picture in fig. 2 to fig. 10C, can also be on the basis of preceding technical scheme: at least one spiral type ascending flow deflector 19 is arranged on the inner wall of the lower cover body 3 from bottom to top, and a gap is reserved between the innermost side of the flow deflector 19 and the outermost side of the centrifugal wind wheel 1. Therefore, equivalently, a lower flow guide device is arranged in a gap between the outer side of the centrifugal wind wheel 1 and the lower barrel 11, and the gas centrifugally thrown out from the centrifugal wind wheel 1 is rapidly discharged from bottom to top along the flow guide piece 19 to enter the air outlet cover body 4 under the action of the flow guide piece 19 rotating at a high speed, so that the gas discharging efficiency is further improved.

The utility model discloses a take coaxial fan's of axial business turn over wind purifier please refer to relevant each picture in fig. 2 to fig. 10C, can also be on the basis of preceding technical scheme: an air inlet check ring 16 is detachably fixed at the bottom of the lower cover body 3, the centrifugal wind wheel 1 is rotatably arranged in a cavity between the air inlet check ring 16 and the top of the lower cover body 3, an air inlet 18 is formed in the center of the air inlet check ring 16, and the outside and the centrifugal cavity are communicated through the air inlet 18. Like this, air inlet retaining ring 16 can with gap between centrifugal wind wheel 1 and the lower cover body 3 shelters from, guarantees that all wind is all followed the middle part of centrifugal wind wheel 1 gets into whole fan and follows centrifugal wind wheel 1's outside blade department is thrown into in the centrifugal cavity, avoid wind to follow centrifugal wind wheel 1 with installation gap department gets into between the lower cover body 3 centrifugal cavity further guarantees whole fan's operating efficiency. When the purge disk 23 is provided, the intake retainer 16 functions as a slinger 29, which is integrated. On the basis of the above technical solution, a further preferred technical solution is: the air inlet 18 corresponds to the air outlet 6. Namely, the air outlet 6 is positioned right above the air inlet 18, and the size of the air outlet 6 is smaller than that of the air inlet 18, so that air axially enters and exits, the probability of radial deviation is lower, the interference among the air can be further reduced, and the noise is further reduced.

The utility model discloses a take coaxial fan's of axial business turn over wind purifier please refer to relevant each picture in fig. 2 to fig. 10C, can also be on the basis of preceding technical scheme: the lowermost end of the driving shaft 5 of the driving device 2 is detachably fixed with a purification disc 19, the purification disc 19 is positioned under the centrifugal wind wheel 1, and the center of the purification disc 19 is detachably fixed with the center of the centrifugal wind wheel 1. In this way, the purifying disc 19 is used for further purifying the air sucked into the centrifugal wind wheel 1, then sucking the air into the centrifugal wind wheel 1 and further entering the centrifugal cavity, and then discharging the air out of the air outlet 6 from the flow guiding cavity of the air outlet cavity. The whole fan has a purification function, the service life of the fan is further prolonged, the centrifugal wind wheel 1, the lower cover body 3, the air outlet cover body 4 and the guide plate 7 in the fan are prevented from being attached by liquid drops or solid particles in gas, and a covering surface is formed after a long time, so that the whole operation efficiency of the fan is reduced.

The utility model discloses a take coaxial fan's of axial business turn over wind purifier please refer to relevant each picture in fig. 2 to fig. 10C, can also be on the basis of preceding technical scheme: an oil slinger 29 is fixed on the ground of the centrifugal wind wheel 1, the oil slinger 29 is an annular body with a downward extending outer wall, and the outer side of the air purification unit 17 corresponds to the inner side of the oil slinger 29. Thus, the liquid droplets or the particulate matters thrown out from the air cleaning unit 17 can be stopped by the slinger 29 and fall again.

The utility model discloses a take coaxial fan's of axial business turn over wind purifier please refer to relevant each picture in fig. 2 to fig. 10C, can also be on the basis of preceding technical scheme: the control device comprises a controller 32, a control switch 31 and a control panel 27, wherein a control button is arranged on the control panel 27, the control switch 31 is fixed on the rear side surface of the control panel 27, the control switch 31 and the control button can be in contact to start the control switch 31, the controller 32 is fixed with the upper shell 21, and the controller 32 is electrically connected with the control switch 31. Thus, the control button on the control panel 27 can control the on/off of the control switch 31, and the controller 32 can further drive the driving device 4 to rotate or stop rotating, or adjust the rotation speed of the driving device 4 to start or stop the purification device.

The above description is only for the description of several embodiments of the present invention, but the scope of the present invention should not be considered as falling within the scope of the present invention, in which all the equivalent changes or modifications or the equal-scale enlargement or reduction etc. according to the design spirit of the present invention are made.

Claims

1. The utility model provides a take purifier of coaxial fan of axial business turn over wind which characterized in that: the air purifier comprises an upper shell, a lower shell, a coaxial fan axially feeding and discharging air, a purifying disc, an air equalizing plate, a control device and an oil receiving cup, wherein the upper shell is a hollow vertical cylinder, the lower shell is a hollow body, the lower part of the upper shell is fixed with the upper part of the lower shell, the coaxial fan is detachably fixed in the upper shell, the purifying disc is positioned in the lower shell, the air equalizing plate is positioned on the lower surface of the lower shell, the air equalizing plate is a fence-shaped plate body, the oil receiving cup is detachably arranged on the lower surface of the air equalizing plate, the coaxial fan comprises a centrifugal wind wheel, a driving device, a lower cover body and an air outlet cover body, the centrifugal wind wheel, the lower cover body and the air outlet cover body are coaxially arranged, the centrifugal wind wheel is rotatably arranged in the lower cover body, and a driving shaft of the driving device is detachably fixed with the, the fixed part of the driving device is detachably fixed on the air outlet cover body, a centrifugal cavity is reserved between the outer side part of the centrifugal wind wheel and the inner wall of the lower cover body, the top of the lower cover body and the bottom of the air outlet cover body are detachably fixed, the inner wall of the air outlet cover body is annularly provided with an air outlet cavity, the centrifugal cavity is communicated with the air outlet cavity, the top of the air outlet cover body is provided with an air outlet, the inner part of the air outlet cover body is annularly provided with at least two guide plates at the center of the air outlet cover body, the guide plates incline from bottom to top along the radial direction from the center of the air outlet cover body to the inner wall of the air outlet cover body, a guide cavity extending upwards and closing up is enclosed between the adjacent guide plates, the guide cavities are arranged in the air outlet cavity and communicated with the air outlet, the purification dish with drive arrangement's drive shaft can be dismantled fixedly, drive arrangement with controlling means connects, the casing lower surface is provided with the air intake down, the purification dish with the air intake position corresponds.

2. The purification device with the coaxial fan for axially feeding and discharging air as claimed in claim 1, wherein: the guide plate extends upwards to the top air outlet of the air outlet cover body from the bottom of the air outlet cover body.

3. The purification device with the coaxial fan for axially feeding and discharging air as claimed in claim 1, wherein: each guide plate surrounds the air outlet cover body, and the guide plates are spirally arranged in the air outlet cover body in an ascending mode.

4. The purification device with the coaxial fan for axially feeding and discharging air as claimed in claim 1, wherein: the air outlet cover body is characterized in that a driving avoiding cover is arranged in the center of the bottom of the air outlet cover body, the upper portion of the driving device is located in the driving avoiding cover, the inner side of the guide plate and the driving avoiding cover are fixed on the outer wall, the outer side of the guide plate and the inner wall of the air outlet cover body are fixed, the top of the driving avoiding cover is communicated with the air outlet, and the fixing portion of the driving device and the bottom of the driving avoiding cover can be detached and fixed.

5. The purification device of the coaxial fan with the axial air inlet and outlet as claimed in claim 4, wherein a bottom fixing disc is arranged at the bottom of the driving avoiding cover, and a fixing part of the driving device is detachably fixed on the bottom fixing disc.

6. The purification device with the coaxial fan for axially feeding and discharging air as claimed in claim 1, wherein: the lower cover body is including the lower barrel that is located the edge fixing dish at top and is located the lower part, edge fixing dish bottom with barrel top is fixed or integrated into one piece down, the air-out cover body bottom with fixed connection can be dismantled to the edge fixing dish.

7. The purification device with the coaxial fan for the axial air inlet and outlet according to any one of claims 1 to 6, wherein: the centrifugal wind wheel is characterized in that a downward bulge is arranged in the center of the centrifugal wind wheel, a shaft sleeve protruding downwards is arranged on the lower bulge, a driving shaft of the driving device penetrates through the shaft sleeve, and the shaft sleeve is detachably and fixedly connected with the driving shaft of the driving device.

8. The purification device with the coaxial fan for the axial air inlet and outlet as claimed in claim 7, wherein: and a limiting rod is arranged on the upper part of a driving shaft of the driving device and can be abutted with the upper surface of the lower bulge in a contact manner.

9. The purification device with the coaxial fan for the axial air inlet and outlet according to any one of claims 1 to 6, wherein: at least one spiral type ascending flow deflector is arranged on the inner wall of the lower cover body from bottom to top, and a gap is reserved between the innermost side of the flow deflector and the outermost side of the centrifugal wind wheel.

10. The purification device with the coaxial fan for the axial air inlet and outlet according to any one of claims 1 to 6, wherein: the bottom of the lower cover body is detachably fixed with an air inlet check ring, the centrifugal wind wheel is rotatably arranged in a cavity between the air inlet check ring and the top of the lower cover body, an air inlet is formed in the center of the air inlet check ring, and the outside and the centrifugal cavity are communicated through the air inlet.