CN203464394U

CN203464394U - New fan

Info

Publication number: CN203464394U
Application number: CN201320459633.XU
Authority: CN
Inventors: 梁世欢
Original assignee: Shenzhen Ziefir Purification Equipment Co ltd
Current assignee: Dongguan Ziefir Purification Equipment Co Ltd
Priority date: 2013-07-19
Filing date: 2013-07-19
Publication date: 2014-03-05
Anticipated expiration: 2023-07-19

Abstract

The utility model relates to an air purification technical field especially relates to a new fan, which comprises an outer shell, be equipped with inlet air channel in the shell and the passageway of airing exhaust, inlet air channel one end is outdoor air intake, and the other end is indoor air outlet, passageway one end of airing exhaust is outdoor air exit, and the other end is indoor return air inlet, indoor air outlet is located the front of shell or below, indoor return air inlet is located the side of shell, last filter screen and the electrostatic precipitator case of being equipped with of inlet air channel, inlet air channel all passes a heat exchanger with the passageway of airing exhaust so that the air carries out the heat transfer, heat exchanger is located indoor return air inlet department. The air inlet and the air exhaust of the fresh air fan can be carried out simultaneously, so that the cross pollution of fresh air and dirty air is avoided, and the indoor air replacement is more thorough; an air supply return pipe can not be installed, and the problem that a new fan cannot be installed in a decorated house is solved.

Description

New blower fan

Technical field

The utility model relates to air purifying process field, relates in particular to a kind of new blower fan.

Background technology

New blower fan can be applied in the different buildings such as office building, house, department store, bank, realization is uninterruptedly replaced outdoor fresh air and indoor foul atmosphere, allow and treat for a long time can breathe fresh air indoor people, and be generally also provided with the filters such as filter screen in new blower fan, filter can filter out bacterium, particle and the harmful substance in fresh air, guarantees to introduce indoor fresh air clean.

Existing new blower fan adopts coaxial airduct design, shares supply and exhaust pipe, and outdoor blast pipe and outdoor exhaust duct are same pipeline, intermittent 15 seconds supply and exhaust, easily cause new wind and dirty wind cross pollution, and volume is large, noise is large, be not easy to be arranged in room, and air-supply backwind tube need to be installed, and install consuming timely, take up room, cost is high, and new blower fan can not be installed in renovated house.

Utility model content

The purpose of this utility model be to provide a kind of rational in infrastructure, volume is little, the convenient wall-hanging new blower fan of installing.

The utility model is achieved in that a kind of new blower fan, comprise shell, in described shell, be provided with air intake passage and air exhaust passage, described air intake passage one end is outdoor air inlet, the other end is indoor air outlet, described air exhaust passage one end is outdoor exhaust outlet, the other end is indoor return air inlet, described indoor air outlet is positioned at the positive of shell or below, described indoor return air inlet is positioned at the side of shell, described air intake passage is provided with filter screen and electrostatic precipitation case, described air intake passage and air exhaust passage all through a heat exchanger so that air carries out heat exchange, described heat exchanger is positioned at indoor return air inlet place.

Wherein, described electrostatic precipitation case comprises a plurality of battery lead plates that are arranged in parallel, and described battery lead plate outer surface is enclosed with one deck ambroin.

Wherein, on described battery lead plate, on one of them side of ambroin, be also provided with the rib for control electrode distance between plates, described battery lead plate stacks arrangement.

Wherein, the height of described rib is 3-4mm.

Wherein, described indoor air outlet place is provided with photocatalyst filtering net, and at indoor return air inlet, place is provided with return air filter screen.

Wherein, the filter screen on described air intake passage is followed successively by just effect filter screen, electrostatic precipitation case, efficient filter screen and active carbon filter screen.

Wherein, described heat exchanger is heat-exchangers of the plate type, comprises a plurality of aluminium alloy extruded plates, and described aluminium alloy extruded plate is provided with the fin of a plurality of dense arrangement, and described aluminium alloy extruded plate intersection stacks.

Wherein, described indoor air outlet place is provided with new wind blower fan, and described outdoor exhaust outlet place is provided with exhaust fan, and the drive motors of described new wind blower fan and exhaust fan all adopts DC brushless motor.

The beneficial effects of the utility model are: new blower fan described in the utility model comprises air intake passage and air exhaust passage, described air intake passage one end is outdoor air inlet, the other end is indoor air outlet, described air exhaust passage one end is outdoor exhaust outlet, the other end is indoor return air inlet, so air intake and air draft can be carried out simultaneously, avoid new wind and dirty wind cross pollution, room air displacement is more thorough; Described indoor air outlet is positioned at the positive of shell in addition or below, described indoor return air inlet is positioned at the side of shell, so air-supply backwind tube can be installed, solving has spruced up can not install the problem of new blower fan; Described air intake passage is provided with filter screen and electrostatic precipitation case, can remove efficiently bacterium, particle and harmful substance; Described air intake passage and air exhaust passage all through a heat exchanger so that air carries out heat exchange, described heat exchanger can be realized the recovery of indoor temperature, reduce the waste of cold and hot energy, it is that heat recovery efficiency is the highest because the dirty wind of discharging is the highest or minimum in the temperature at this place that heat exchanger is arranged on to indoor return air inlet place.

Accompanying drawing explanation

Fig. 1 is the structural representation of new blower fan embodiment described in the utility model;

Fig. 2 is the structural representation of electrostatic precipitation case in new blower fan described in the utility model;

Fig. 3 is the structural representation of battery lead plate in described electrostatic precipitation case.

Wherein, 1, shell; 2, air intake passage; 3, outdoor air inlet; 4, indoor air outlet; 5, air exhaust passage; 6, outdoor exhaust outlet; 7, indoor return air inlet; 8, filter screen; 81, just imitate filter screen; 82, efficient filter screen; 83, active carbon filter screen; 9, electrostatic precipitation case; 91, battery lead plate; 92, ambroin; 93, rib; 10, heat exchanger; 11, photocatalyst filtering net; 12, return air filter screen; 13, new wind blower fan; 14, exhaust fan.

The specific embodiment

In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.

The utility model discloses a kind of new blower fan, embodiment as described new blower fan, as shown in Figure 1 to Figure 3, comprise shell 1, in described shell 1, be provided with air intake passage 2 and air exhaust passage 5, described air intake passage 2 one end are outdoor air inlet 3, the other end is indoor air outlet 4, described air exhaust passage 5 one end are outdoor exhaust outlet 6, the other end is indoor return air inlet 7, described indoor air outlet 4 is positioned at the positive of shell 1 or below, described indoor return air inlet 7 is positioned at the side of shell 1, described air intake passage 2 is provided with filter screen 8 and electrostatic precipitation case 9, described air intake passage 2 and air exhaust passage 5 all through a heat exchanger 10 so that air carries out heat exchange, described heat exchanger 10 is positioned at indoor return air inlet 7 places.

New blower fan described in the utility model comprises air intake passage 2 and air exhaust passage 5, so air intake and air draft can be carried out simultaneously, avoids new wind and dirty wind cross pollution, and room air displacement is more thorough; Described indoor air outlet 4 is positioned at the positive of shell 1 in addition or below, described indoor return air inlet 7 is positioned at the side of shell 1, so air-supply backwind tube can be installed, solving has spruced up can not install the problem of new blower fan; Described air intake passage 2 is provided with filter screen 8 and electrostatic precipitation case 9, can remove efficiently bacterium, particle and harmful substance; Described air intake passage 2 and air exhaust passage 5 all through a heat exchanger 10 so that air carries out heat exchange, described heat exchanger 10 can be realized the recovery of indoor temperature, reduce the waste of cold and hot energy, it is that heat recovery efficiency is the highest because the dirty wind of discharging is the highest or minimum in the temperature at this place that heat exchanger 10 is arranged on to indoor return air inlet 7 places.

In the present embodiment, described indoor air outlet 4 places are provided with new wind blower fan 13, described outdoor exhaust outlet 6 places are provided with exhaust fan 14, the drive motors of described new wind blower fan 13 and exhaust fan 14 all adopts DC brushless motor, DC brushless motor has advantages of that volume is little, torsion is large, noise is low, the life-span is long, can reduce the volume of new wind blower fan 13 and exhaust fan 14.

In the present embodiment, described heat exchanger 10 is heat-exchangers of the plate type, comprise a plurality of aluminium alloy extruded plates, described aluminium alloy extruded plate is provided with the fin of a plurality of dense arrangement, described aluminium alloy extruded plate intersection stacks, and the gap between described fin forms air duct, inlet channel and exhaust passage cross-distribution, heat-exchangers of the plate type thin thickness, heat exchange efficiency is high.

In the present embodiment, described indoor air outlet 4 places are provided with photocatalyst filtering net 11, photocatalyst filtering net 11 functions are more, and the harmful organic substance that PARA FORMALDEHYDE PRILLS(91,95), benzene, ammonia, sulfur dioxide, carbon monoxide, nitrogen oxide etc. affect human body health can play catharsis; Escherichia coli, staphylococcus aureus etc. are had to biocidal efficacies, in sterilization, can also decompose by the harmful compound discharging on bacterium dead volume; , lavatory smelly, rubbish smelly, animal smelly etc. smelly to cigarette has deodouring effect; Can also prevent the generations such as greasy dirt, dust, photocatalyst filtering net only need can recover through UV-irradiation catalytic capability, and activation medium is not depleted, and the use of can regenerating, can be used for a long time.At indoor return air inlet, 7 places are provided with return air filter screen 12, can prevent that indoor dust etc. from entering heat exchanger 10, thereby avoid reducing heat exchange efficiency.Filter element on described air intake passage 2 is followed successively by just effect filter screen 81, electrostatic precipitation case 9, efficient filter screen 82 and active carbon filter screen 83, and after above-mentioned multi-filtering unit filters, the cleannes of air are very high.

In prior art, electrostatic precipitation case is comprised of a plurality of battery lead plates that are arranged in parallel, the material of battery lead plate is generally exposed aluminium sheet, between battery lead plate, there is high pressure to form electric field, due to reasons such as air, between battery lead plate, easily because of abnormal, strike sparks and electric discharge, energy consumption is larger, more than being generally 20W, and can produce a large amount of ozone when electric discharge, indoor ozone is exceeded standard, and then affect healthy, spacing between battery lead plate is generally more than 20mm, distribution density is low, the adsorption area of dust is little, single air filter efficiency is low, in 40%-60% left and right, need often to clean.

In the present embodiment, described electrostatic precipitation case 9 comprises a plurality of battery lead plates that are arranged in parallel 91, and described battery lead plate 91 outer surfaces are enclosed with one deck ambroin 92.Because battery lead plate 91 is totally-enclosed structure, can directly wash cleanly, and can not strike sparks and discharge between battery lead plate 91, so power consumption is very low, can be down to 1W left and right, energy-conserving and environment-protective, same because can not strike sparks and discharge, so can not produce ozone, avoid room air pollution.Spacing between battery lead plate 91 can significantly be dwindled, can be down to 3mm-4mm, thereby significantly increase dust-collecting area under same volume, improve single filtration efficiency, the voltage between battery lead plate 91 can significantly improve, such as bringing up to 10KV, electric field density is higher, the efficiency of absorption dust granule is higher, reaches as high as 99.9%, approaches HEPA (high efficiency particle air filter) filter criteria.

In the present embodiment, for the spacing between better control electrode plate 91, on described battery lead plate 91, on one of them side of ambroin 92, be also provided with the rib 93 for control electrode distance between plates, described battery lead plate 91 stacks arrangement, described rib 93 can be played a supporting role, so static depositing dust case 9 stabilized structures, reliability is high, and rib 93 is also plastic material, can injection mo(u)lding together with ambroin on battery lead plate 92, make easily, cost is low, the height of described rib 93 is 3-4mm, thereby the spacing between control electrode plate 91 is 3-4mm, to keep higher filter efficiency.

The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.

Claims

1. A new fan, comprising a shell, characterized in that, the shell is provided with an air inlet passage and an air exhaust passage, one end of the air inlet passage is an outdoor air inlet, and the other end is an indoor air outlet, and the air exhaust One end of the channel is an outdoor air exhaust port, and the other end is an indoor air return port. The indoor air outlet is located on the front or below the housing, the indoor air return port is located on the side of the housing, and the air inlet channel is provided with a filter screen and an electrostatic collector. In the dust box, the air inlet passage and the air exhaust passage pass through a heat exchanger to exchange heat with the air, and the heat exchanger is located at the indoor return air outlet.

2 . The fresh air blower according to claim 1 , wherein the electrostatic dust collection box includes a plurality of electrode plates arranged in parallel, and the outer surface of the electrode plates is wrapped with a layer of insulating plastic.

3 . The fresh air blower according to claim 2 , wherein one side of the insulating plastic on the electrode plate is further provided with ribs for controlling the distance between the electrode plates, and the electrode plates are stacked and arranged. 4 .

4. The fresh air blower according to claim 3, characterized in that, the height of the ribs is 3-4mm.

5. The fresh air blower according to claim 1, wherein a photocatalyst filter is provided at the indoor air outlet, and a return air filter is provided at the indoor air return.

6. The fresh air blower according to claim 1, wherein the filter screens on the air inlet channel are primary filter screens, electrostatic dust collection boxes, high-efficiency filter screens and activated carbon filter screens in sequence.

7. The fresh air blower according to claim 1, wherein the heat exchanger is a plate heat exchanger, comprising a plurality of aluminum alloy extruded plates, and the aluminum alloy extruded plates are provided with a plurality of densely arranged For the fins, the aluminum alloy extruded plates are stacked crosswise.

8. The fresh air fan according to any one of claims 1 to 7, wherein a fresh air fan is provided at the indoor air outlet, an exhaust fan is provided at the outdoor air outlet, and the fresh air fan and The driving motors of the exhaust fans are DC brushless motors.