CN212692052U

CN212692052U - Fan heating element and air purifier disinfects

Info

Publication number: CN212692052U
Application number: CN202021052881.9U
Authority: CN
Inventors: 万博臣; 贾铌
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2020-06-09
Filing date: 2020-06-09
Publication date: 2021-03-12
Anticipated expiration: 2030-06-09

Abstract

The utility model relates to an air purifier technical field, concretely relates to fan heating element and air purifier disinfects. The fan heating assembly includes: a fan; and the symbiotic heating element is suitable for at least partially surrounding the fan. The utility model provides a fan heating element surrounds the form of fan through the intergrowth heat-generating body and carries out structural layout, and occupation space that can make full use of fan is right the intergrowth heat-generating body arranges, need not independent occupation space and sets up the module that generates heat, and compact structure reduces the space and occupies.

Description

Fan heating element and air purifier disinfects

Technical Field

The utility model relates to an air purifier technical field, concretely relates to fan heating element and air purifier disinfects.

Background

In daily work and living environment, bacteria and viruses are inevitably filled in the activity space of people, the health of people is seriously affected, especially in indoor places with high personnel density, such as offices, markets, hospitals and the like, the viruses are more easily spread, and the indoor air is purified and sterilized. Air purifier on the existing market is of many kinds, and the air purifier with the sterilization function also gradually enters the field of vision of people, but the existing air purifier with the sterilization function mostly has the problems of not compact structure and large volume, occupies space on the one hand, and causes the trouble of high transportation cost on the other hand.

SUMMERY OF THE UTILITY MODEL

Therefore, the to-be-solved technical problem of the utility model lies in overcoming the not compact defect of air purifier structure that has the function of disinfecting among the prior art to a compact structure's fan heating element is provided.

The invention aims to solve another technical problem of overcoming the defect that the air purifier with the sterilization function in the prior art is large in size, thereby providing the sterilization air purifier which reduces the height of the whole air purifier and is convenient to transport.

In order to solve the technical problem, the utility model provides a pair of fan heating element, include:

a fan; and

a symbiotic heating element adapted to at least partially surround the blower.

Further, still include: an air duct adapted to direct a flow of air; the fan is arranged inside the air duct; the symbiotic heating body is sleeved on the outer surface of the air duct.

Further, the symbiotic heating element is a spiral heating wire.

Further, the air duct is made of heat conducting materials.

Further, the fan is an axial flow fan.

The invention provides a sterilizing air purifier, comprising: the shell body, and set up in the inside fan heating element as above of shell body.

Further, a heating element accommodating cavity is formed between the air duct and the outer shell, and the heating element accommodating cavity is suitable for accommodating the symbiotic heating element.

Further, still include: and the high-voltage ionization purification module is suitable for adsorbing harmful substances and is arranged at the upstream position of the air channel along the gas flow direction.

Further, still include: and the filter screen is arranged at the downstream position of the air duct along the air flow direction and is suitable for intercepting the harmful substances.

Further, the fan is suitable for guiding air to flow through the heating area of the symbiotic heating body and blowing the formed high-temperature air flow to the filter screen.

Further, the bottom of the sterilizing air purifier is provided with a base, a support used for supporting the outer shell is arranged on the base, and an air inlet is formed between the outer shell and the base.

The utility model discloses technical scheme has following advantage:

1. the utility model provides a fan heating element surrounds the form of fan through the intergrowth heat-generating body and carries out structural layout, and occupation space that can make full use of fan is right the intergrowth heat-generating body arranges, need not independent occupation space and sets up the module that generates heat, and compact structure reduces the space and occupies.

2. The utility model provides a fan heating component, the symbiotic heating element is arranged by attaching on the outer surface of the air channel, the air channel not only can support the symbiotic heating element, but also can enable the symbiotic heating element to heat the gas flowing cavity in the air channel; and under the guiding action of the fan, air flows through the air flowing cavity in the air duct and is heated by the symbiotic heating body.

3. The utility model provides a fan heating element, the utility model provides a intergrowth heat-generating body is through adopting the winding of screw-tupe heating wire in the wind channel surface, can the rational utilization the space of wind channel surface, and guarantee with the laminating degree of wind channel surface.

4. The utility model provides a fan heating element, through adopting the heat conduction material, the messenger sets up the wind channel surface the intergrowth heat-generating body can with the heat transmit fast extremely when heating the gas flow intracavity, and then heat the air.

5. The utility model provides a fan heating element, through adopting the axial fan form, make the wind channel is followed axial fan's axial direction runs through, and then will the radial direction parcel of axial fan is followed to the intergrowth heat-generating body the fan, will the space of intergrowth heat-generating body accounts for the radial direction along axial fan, and then reduces to occupy along axial fan axial direction's space, reduces axial fan axial direction's height.

6. The utility model provides an air purifier disinfects, the utility model discloses a rational utilization the wind channel with space between the shell body, and will the intergrowth heat-generating body set up in the heat-generating body holds intracavity portion, and the rational utilization space need not to set up independent horizontal heat-generating body, under the prerequisite that reaches the same heating effect, reduces the complete machine height.

7. The utility model provides an air purifier disinfects, particulate matter such as PM2.5 and bacterial debris can be collected to high pressure ionization purification module, and then the germ of the overwhelming majority in the elimination air.

8. The utility model provides a sterilization air purifier, the filter screen set up in the wind channel is along the low reaches position of gas flow direction to with set up in the wind channel along the high pressure ionization purification module cooperation of the upper reaches position of gas flow direction, make the air after the high pressure ionization purification module that flows through and eliminate most germ, continue to flow up through the filter screen, remaining dust particle and remaining germ on the granule are intercepted by the filter screen.

9. The utility model provides a sterilization air purifier, through the generating heat of intergrowth heat-generating body, blow to the high temperature air current the filter screen heats the filter screen, makes the filter screen reach the high temperature state to carry out the high temperature inactivation with the germ of filter screen interception, finally make blow off the clean air who does not take the germ from sterilization air purifier.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic cross-sectional view of a prior art germicidal air purifier;

FIG. 2 is a schematic cross-sectional view of the sterilizing air purifier of the present invention;

FIG. 3 is a view of the structure of the sterilizing air purifier;

fig. 4 is an exploded view of the inner structure of the sterilizing air purifier of the present invention.

Description of reference numerals:

10-a base, 11-a support, 20-an outer shell, 21-a high-pressure ionization purification module, 22-a transverse heating element, 23-a filter screen, 30-a fan, 31-an air duct, 32-a symbiotic heating element, 41-an air inlet and 42-an air outlet.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

Referring to fig. 1, which is a schematic cross-sectional view of a sterilization air purifier in the prior art, an air inlet 41 is formed at the bottom of the sterilization air purifier, an air outlet 42 is formed at the top of the sterilization air purifier, and a fan 30 is arranged between the air outlet 42 and the air inlet 41, so that air flowing is guided along with the rotation of the fan 30, and air carrying germs is sucked from the bottom of the sterilization air purifier and is discharged from the top of the sterilization air purifier; in this process, the air passes through the high-voltage ionization purification module 21, the transverse heating element 22 and the filter screen 23 arranged in the sterilization air purifier in sequence, so as to realize sterilization and purification of the air. Wherein the arrow direction in fig. 1 is the air flow direction.

High-pressure ionization purification module 21 is suitable for adsorbing the harmful substance through its inside, high-pressure ionization purification module 21 is inside to be provided with at least a set of generation pole and collector, the generation pole produces ion wind and makes the particulate matter take positive charge in order by the collector is collected and is adsorbed, particulate matter and bacterium debris such as PM2.5 can be collected to the collector, and then the germ of the overwhelming majority in the elimination air.

After passing through the high-voltage ionization and purification module 21 and eliminating most of germs, the air continues to flow upward through the filter screen 23, and the remaining dust particles and germs remaining on the particles are intercepted by the filter screen 23.

For avoiding it reserves the active germ of major measure through long-term accumulation on the filter screen 23, causes the germ to breed filter screen 23 below and high-pressure ionization purifies module 21's top sets up horizontal heat-generating body 22, through horizontal heat-generating body 22's the fever heats filter screen 23, makes filter screen 23 reach the high temperature state to carry out the high temperature inactivation with the germ of filter screen 23 interception, finally make blow out the clean air who does not take the germ from disinfecting air purifier.

In the sterilization air purifier in the prior art, as shown in fig. 1, the heating module, the filtering module and the blower module are usually disposed separately, that is, the horizontal heating element 22, the filtering net 23 and the blower 30 are disposed in layers respectively. Therefore, the heating element 22 occupies a height, which results in a high overall height of the sterilizing air purifier, a non-compact structure and a large occupied space.

In order to guarantee that the whole height of the sterilizing air purifier can be reduced on the premise of realizing the same sterilizing function, the application provides the fan heating assembly and the sterilizing air purifier so as to reduce the whole height, save the occupied space and facilitate transportation, and the detailed technical scheme of the application is recorded as follows.

Example one

Referring to fig. 2, the present embodiment provides a fan heating assembly, including:

a fan 30; and

a heat generator 32, the heat generator 32 adapted to at least partially surround the fan 30.

The symbiotic heating element 32 defines a heating space, the symbiotic heating element 32 is suitable for at least partially surrounding the fan 30, so that the fan 30 can be at least partially arranged in the heating space region, and further, along with the rotation of the fan 30, air is guided to flow, so that the air flows through the heating space to heat the air.

The utility model provides a fan heating element carries out the structural configuration through the form that symbiotic heat-generating body 32 surrounded fan 30, and occupation space that can make full use of fan 30 is right symbiotic heat-generating body 32 arranges, need not independent occupation space and sets up the module that generates heat, and compact structure reduces the space and occupies.

In this embodiment, the symbiotic heating element 32 functions to directly or indirectly heat the wind passing through the fan 30.

In this embodiment, the symbiotic heating element 32 may be directly disposed on the outer surface of the blower 30 to directly heat the blower 30. As a preferred embodiment, the fan heating assembly further comprises: a duct 31 adapted to direct the gas flow direction; the fan 30 is arranged inside the air duct 31; the symbiotic heating element 32 is sleeved on the outer surface of the air duct 31, and by the arrangement mode, substances such as bacteria in the air flowing in the air duct 31 can be prevented from being attached to the surface of the symbiotic heating element 32, so that the symbiotic heating element 32 is prevented from being polluted.

The fan 30 is sleeved inside the air duct 31 in a clamping manner, and the direction of the fan 30 guiding the air flow is consistent with the direction of the air duct 31 guiding the air flow. The inside gaseous flow chamber that is of wind channel 31, through 31 surface laminating in wind channel sets up intergrowth heat-generating body 32, wind channel 31 not only can be right intergrowth heat-generating body 32 supports, can make moreover intergrowth heat-generating body 32 heats the gaseous flow chamber of wind channel 31 inside. Further, the fan 30 is disposed inside the air duct 31, that is, the fan 30 is disposed in the air flowing cavity inside the air duct 31, so that under the guiding action of the fan 30, air flows through the air flowing cavity inside the air duct 31 and is heated by the heat generator 32.

Furthermore, the fan 30 is disposed at a position where the width of the inside of the air duct 31 is the minimum, so that no gap is formed at a joint between the fan 30 and the air duct 31, air can flow through the inside of the fan 30 only under the guidance of the fan 30, thereby avoiding the occurrence of turbulent flow and increasing the sealing performance.

Specifically, the symbiotic heating element 32 is a spiral heating wire. The utility model provides a symbiotic heating element 32, which adopts the spiral heating wire to wind on the outer surface of the air duct 31, can reasonably utilize the space on the outer surface of the air duct 31 and ensure the degree of adhesion with the outer surface of the air duct 31; and the air duct 31 is wound from one end to the other end of the air duct 31 step by step in a spiral manner, so that a heating area is increased, the heating volume of the gas flow cavity is increased, and the heating efficiency is improved.

Just the utility model discloses a spiral heating wire, can according to the concrete shape of 31 surfaces in wind channel carries out flexible assembly, and the fault-tolerant rate is high, convenient assembling. As a modification, the heat generator itself may take other forms, such as a heat generating plate, etc., as long as the heating of the air duct 31 can be achieved.

Specifically, the air duct 31 is made of a heat conductive material. Through adopting the heat conduction material, the messenger sets up the wind channel 31 surface symbiotic heat-generating body 32 can with heat rapid transfer extremely when the heating the gas flow intracavity, and then heats the air. The air duct 31 may be made of various materials that are easy to conduct heat, such as metal aluminum and stainless steel.

Further, fan 30 chooses for use high temperature resistant model, prevents fan 30 overheat damage avoids the fan blade to overheat and warp, and the condition such as wind wheel motor overheat burns out takes place.

Specifically, the fan is an axial flow fan. The utility model discloses in, through adopting the axial fan form, make wind channel 31 follows axial fan's axial direction runs through, and then will symbiotic heat-generating body 32 wraps up along axial fan's radial direction the fan. The space of the symbiotic heating body 32 is occupied in the radial direction of the axial flow fan, so that the space occupation in the axial direction of the axial flow fan is reduced, and the height of the axial direction of the axial flow fan is reduced.

Example two

Referring to fig. 3 and 4, the present embodiment provides a sterilizing air purifier, including: the fan heating device comprises an outer shell 20 and a fan heating assembly which is arranged inside the outer shell 20 and is described above.

Specifically, a heating element accommodating chamber is formed between the air duct 31 and the outer case 20, and the heating element accommodating chamber is adapted to accommodate the heat generating element 32.

Because the air duct 31 is disposed inside the outer casing 20, and the air duct 31 is not a regular cylinder or a cube structure in order to achieve a better guiding effect for the air flow, and meanwhile, in order to match the shape of the fan 30, a gap is left between the outer surface of the air duct 31 and the inner surface of the outer casing 20, so that the heating element accommodating cavity is formed between the air duct 31 and the outer casing 20. The utility model discloses a rational utilization the wind channel 31 with space between the shell body 20, and will intergrowth heat-generating body 32 set up in the heat-generating body holds intracavity portion, and the rational utilization space need not to set up independent horizontal heat-generating body 22, under the prerequisite that reaches the same heating effect, reduces the complete machine height.

Further, the symbiotic heating element 32 is a spiral heating wire. Through twine helical type heating wire the wind channel 31 surface sets up promptly the heat-generating body holds the intracavity, can overcome the unable shortcoming that warp, occupation space is big of conventional heat-generating body, through flexible assembly, rational utilization the space that the chamber was held to the heat-generating body reduces the area of heating module.

As a modification of the above implementation form, the heat generator 32 may be laid on the inner surface of the air duct 31. The blower 30 and the heat generator 32 are both disposed inside the air duct 31. The space of the air duct is fully utilized,

further, the fan 30 is an axial flow fan. The utility model discloses in, through adopting the axial fan form, make wind channel 31 follows axial fan's axial direction runs through, and then will symbiotic heat-generating body 32 wraps up along axial fan's radial direction the fan. Will symbiotic heat-generating body 32 sets up the heat-generating body holds the intracavity, makes symbiotic heat-generating body 32's space account for in the width direction along shell body 20, and then reduces the length direction's along shell body 20 space and occupy, and then reduces sterilization air purifier is along length direction's height.

Specifically, a base 10 is arranged at the bottom of the sterilizing air purifier, a support 11 for supporting an outer shell 20 is arranged on the base 10, and an air inlet 41 is formed between the outer shell 20 and the base 10. Air intake 41 is located the air purifier bottom of disinfecting corresponds the air purifier top of disinfecting still is provided with air outlet 42, air outlet 42 by the grid at shell body 20 top is run through and is formed. The fan 30 is arranged between the air outlet 42 and the air inlet 41, and the air is guided to flow along with the rotation of the fan 30, so that air carrying germs is sucked in from the air inlet 41 and is discharged from the air outlet 42; as a modified implementation form, the positions of the air outlet 42 and the air inlet 41 of the sterilizing air purifier can also be interchanged, or can be arranged at any position of the sterilizing air purifier.

The air duct 31 is sleeved outside the fan 30, the air duct 31 is suitable for guiding the air flow direction, and an air flow cavity is arranged inside the air duct 31.

Specifically, the sterilizing air purifier further includes: and the high-voltage ionization purification module 21 is suitable for adsorbing harmful substances and is arranged at the upstream position of the air duct 31 along the gas flow direction. The high-voltage ionization purification module 21 is internally provided with at least one group of generating electrode and collector, the generating electrode generates ion wind to enable particulate matters to carry positive charges to be collected and adsorbed by the collector, and the collector can collect particulate matters such as PM2.5 and bacteria debris, so that most of germs in the air are eliminated.

Specifically, the sterilizing air purifier further includes: and a filter screen 23 disposed at a downstream position of the air duct 31 in a gas flow direction and adapted to intercept the harmful material. The filter screen 23 is disposed at a downstream position of the air duct 31 along the air flow direction, and is matched with the high-voltage ionization purification module 21 disposed at an upstream position of the air duct 31 along the air flow direction, so that the air continues to flow upward through the filter screen 23 after flowing through the high-voltage ionization purification module 21 and eliminating most of germs, and the remaining dust particles and germs remaining on the particles are intercepted by the filter screen 23.

Specifically, the fan 30 is adapted to guide the air to flow through the heating area of the heat generator 32 and blow the formed high-temperature air flow toward the filter screen 23. For avoiding keep the active germ of major measure through long-term accumulation on the filter screen 23, cause the germ to breed filter screen 23 below sets up intergrowth heat-generating body 32, through intergrowth heat-generating body 32's the fever heats filter screen 23, makes filter screen 23 reach the high temperature state to carry out the high temperature inactivation with the germ of filter screen 23 interception, finally make to blow out the clean air who does not take the germ from disinfecting air purifier.

Preferably, the filter screen 23 is disposed near the air outlet 42. Furthermore, the filter screen 23 is disposed in the air duct 31, so that the distance between the filter screen 23 and the fan 30 is shortened, and the heating effect is improved.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims

1. A fan heating assembly, comprising:

a fan (30); and

a heat generator (32), said heat generator (32) being adapted to at least partially surround said fan (30);

further comprising: a duct (31) adapted to direct a gas flow direction; the fan (30) is arranged inside the air duct (31); the symbiotic heating body (32) is sleeved on the outer surface of the air duct (31).

2. The fan heating assembly according to claim 1, wherein the heat generator (32) is a spiral heating wire.

3. Fan heating assembly according to claim 1, wherein the air duct (31) is made of a heat conducting material.

4. A fan heating assembly according to any of claims 1-3, wherein the fan (30) is an axial fan.

5. A germicidal air purifier, comprising: an outer housing (20), and

blower heating assembly according to any one of claims 1 to 4, arranged inside the outer casing (20).

6. The sterilizing air cleaner according to claim 5, wherein a heat generating body accommodating chamber adapted to accommodate the heat generating body (32) is formed between the air duct (31) and the outer case (20).

7. The germicidal air purifier as recited in claim 5 further comprising: and the high-voltage ionization purification module (21) is suitable for adsorbing harmful substances and is arranged at the upstream position of the air duct (31) along the gas flow direction.

8. The germicidal air purifier as recited in claim 7 further comprising: a filter screen (23) disposed at a downstream position of the air duct (31) in a gas flow direction and adapted to intercept the harmful material.

9. The sterilizing air cleaner according to claim 8, wherein the fan (30) is adapted to guide the air to flow through the heating area of the heat generating body (32) and blow the formed high temperature air flow toward the filter screen (23).

10. The sterilizing air purifier according to claim 5, wherein a base (10) is provided at a bottom of the sterilizing air purifier, a bracket (11) for supporting the outer housing (20) is provided on the base (10), and an air inlet (41) is formed between the outer housing (20) and the base (10).