CN205897429U - New trend system and new fan - Google Patents

New trend system and new fan Download PDF

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Publication number
CN205897429U
CN205897429U CN201620826547.1U CN201620826547U CN205897429U CN 205897429 U CN205897429 U CN 205897429U CN 201620826547 U CN201620826547 U CN 201620826547U CN 205897429 U CN205897429 U CN 205897429U
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CN
China
Prior art keywords
air
fresh air
fresh
heat exchange
vmc
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Expired - Fee Related
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CN201620826547.1U
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Chinese (zh)
Inventor
张跃
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Broad A/q Technology Co Ltd
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Broad A/q Technology Co Ltd
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Priority to CN201620826547.1U priority Critical patent/CN205897429U/en
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Publication of CN205897429U publication Critical patent/CN205897429U/en
Expired - Fee Related legal-status Critical Current
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Abstract

The utility model provides a new trend system and new fan, this new trend system of includes the casing, be equipped with independent new trend suction area, new trend discharge area in the casing and locate the new trend suction area and the new trend discharge area between heat exchanger, the new trend suction area is built -in to be used for carrying out filterable thick effect filter to outdoor air, last new trend heat exchange export and the new trend heat exchange entry of being equipped with of heat exchanger, a serial communication port, the output of slightly imitating the filter compares for 0.6~1.5 with the cross -section of new trend heat exchange entry. The utility model discloses still include a new fan. The utility model discloses space utilization is high, and the noise is low, prevents blockking up, and the new trend air output is big, and the comfort level is high, and is energy -conserving effectual, can ensure the high efficiency operation of complete machine.

Description

A kind of VMC (Ventilation Mechanical Control System) and new blower fan
Technical field
This utility model is related to technical field of air purification, particularly a kind of VMC (Ventilation Mechanical Control System) and new blower fan.
Background technology
In new building or existing building occasion (as house, hotel, office building, market, school, toilet etc.), all can There is gas of dust, dirt etc., mainly include physical hazard, chemical hazard, biohazard and anoxia harm.Wherein, physics danger Evil is mainly derived from power station, factory, the waste gas of automobile, containing substantial amounts of heavy metal.Chemical hazard is primarily referred to as the first of in the air Aldehyde, benzene, toluene (essentially from finishing, the paint of furniture and adhesive etc.).Biohazard is primarily referred to as the antibacterial of in the air, disease Poison, is flu, influenza and pneumonia, tracheitiies, dermopathic main source, especially haze weather, bacteria adherence is in dust On, can survive more long, fly away farther.Anoxia harm is primarily referred to as living in anaerobic environment for a long time, can increase heart burden, and Blood circulation is made to reduce, infringement each organ health, endangers especially big to child and old man.If long-time in above-mentioned environment Life, the health of people will be threatened by serious.Therefore, healthy, the comfortable and work of indoor air quality appreciable impact people Make efficiency, increasingly paid close attention to by people.
The existing indoor general air all purifying interior by installing fresh-air fan, can be by outdoor during fresh-air fan work Fresh air suck indoor, and indoor old wind is discharged to outdoor.But existing new blower fan has the disadvantage that (1) space Utilization rate is low, and the position setting of each part is unreasonable, and the volume causing new blower fan is generally than larger;(2) noise is higher, is unfavorable for Install at home;(3) fresh air air output is little, and windage is big, leads to air-out uneven, comfort level is low.
Utility model content
The purpose of this utility model is to overcome the above-mentioned not enough of prior art and provide a kind of space availability ratio high, noise Low, blockage resisting, fresh air air output is big, comfort level height, the VMC (Ventilation Mechanical Control System) of good energy-conserving effect and new blower fan.
The technical solution of the utility model is:
A kind of VMC (Ventilation Mechanical Control System) of this utility model, including casing, is provided with independent fresh air suction area, fresh air in described casing Discharge area and the heat exchanger between fresh air suction area and fresh air discharge area;Described fresh air suction area built-in for outdoor The low efficient filter that air is filtered;Described heat exchanger is provided with fresh air heat exchange outlet and fresh air heat exchange entrance;Its It is characterised by, the section of the outfan of described low efficient filter and fresh air heat exchange entrance is than for 0.6 ~ 1.5.
Further, described fresh air discharge area is along inlet air flow path successively built-in electrostatic precipitator, high efficiency particulate air filter and new Wind blower fan.
Further, the section mean wind speed of described low efficient filter is 0.7 ~ 1.1m/s, and windage is 5 ~ 10 pa.
Further, the section mean wind speed 0.7 ~ 1.1m/s of described heat exchanger, windage 90 ~ 120 pa.
Further, the section mean wind speed 0.7 ~ 1.1m/s of described electrostatic precipitator, windage 5 ~ 10 pa.
Further, the section mean wind speed 0.4 ~ 0.5m/s of described high efficiency particulate air filter, windage 35 ~ 50 pa.
Further, the section that the input of described electrostatic precipitator is exported with fresh air heat exchange is than for 0.6 ~ 1.5.
Further, described high efficiency particulate air filter is horizontally set at the inwall both sides of casing.
Further, the spacing between described high efficiency particulate air filter and electrostatic precipitator is that 40 ~ 80mm(is preferably 45 ~ 60mm).
Further, the hexagon being shaped as rule relatively of described heat exchanger, two wherein parallel faces of hexagon It is respectively air exhaust heat switching access and air exhaust heat exchanges outlet, form air exhaust passage, two in addition parallel faces are respectively institute State fresh air heat exchange outlet and fresh air heat exchange entrance, form fresh air channel.
Further, described heat exchanger is vertical places so that air exhaust heat switching access is exported located at heat with fresh air heat exchange The upside of exchanger, air exhaust heat exchanges outlet and fresh air heat exchange entrance located at the downside of heat exchanger.
Further, the spacing between described high efficiency particulate air filter and fresh-air fan is 10 ~ 30mm.
Further, described fresh air suction area is provided with the outdoor temperature sensor for detecting outdoor temperature;Described new wind heat Exchange exit and be provided with the fresh air temperature sensor carrying out the new air temperature after energy exchange for detection through heat exchanger.
Further, described fresh-air fan is DC fan, and air quantity is 50 ~ 500m3/h;The rotor diameter of fresh-air fan is 120~300mm.
A kind of fresh air machine of this utility model, including old wind exhaust system and aforesaid VMC (Ventilation Mechanical Control System), described heat exchanger Located between old wind exhaust system and VMC (Ventilation Mechanical Control System).
This utility model compared with prior art has a characteristic that
(1) the section ratio of the outfan of low efficient filter and fresh air heat exchange entrance 54 is set to 0.6 ~ 1.5, it is possible to decrease Noise, improves the air output of VMC (Ventilation Mechanical Control System);
(2) carry out secondary filter by being provided with electrostatic precipitator, infinitesimal dust-filtering to 98% can be made second Filter burden is little, and prevents the second plugged filter further, improves New atmosphere quality;
(3) three-stage filtration makes pm2.5 filter to more than 99.9%;
(3) heat-exchangers of the plate type is capable of carrying out recuperation of heat in fresh air more than 80% energy;
(4) spacing between high efficiency particulate air filter and electrostatic precipitator is set to 40 ~ 80mm, noise can either be reduced, carry High air output, can alleviate the pressure that high efficiency particulate air filter is born again;
(5) pass through to set low efficient filter, the section mean wind speed of electrostatic precipitator, high efficiency particulate air filter and heat exchanger And windage, on the one hand backwards calculation can go out installation site and distance between these parts, ensure space availability ratio On basis moreover it is possible to obtain the higher expulsion efficiency of the air output of heat recovery efficiency, air draft and fresh air, old wind and fresh air and Less noise;On the other hand, along inlet air flow path, as long as there being a part not design, position or parameter etc. are no If up to standard, follow-up part will be affected and run, whether the present embodiment can verify all parts according to above-mentioned parameter Up to standard it is ensured that the high-efficiency operation of whole machine.
Brief description
Fig. 1 is the structural representation of this utility model embodiment.
Specific embodiment
Below in conjunction with the drawings and specific embodiments, detailed construction of the present utility model is further described.
As shown in Figure 1: a kind of VMC (Ventilation Mechanical Control System), including casing 1, in casing 1, it is provided with independent fresh air suction area 2, fresh air row Go out area 3 and the heat exchanger between fresh air suction area 2 and fresh air discharge area 35;Fresh air suction area 2 built-in for outdoor The low efficient filter 4 that air is filtered;Heat exchanger 5 is provided with fresh air heat exchange outlet 53 and fresh air heat exchange entrance 54; The section of 4 outfans of low efficient filter and fresh air heat exchange entrance 54 is than for 0.6 ~ 1.5.
Why the section ratio of the outfan of low efficient filter 4 and fresh air heat exchange entrance 54 is designed as by the present embodiment 0.6 ~ 1.5, be due to: if this section ratio is less than 0.6, that is, the cross-sectional area of the outfan of low efficient filter 4 be much smaller than fresh air The area of the cross section of heat exchange entrance 54, so can substantially reduce the filter effect of low efficient filter 4, and easily increases air intake Noise, or even reduce the section wind speed of low efficient filter 4, and then the fresh air air-out effect of impact fresh air discharge area 3 below;If More than 1.5, that is, the cross-sectional area of the outfan of low efficient filter 4 is much smaller than the transversal of fresh air heat exchange entrance 54 to this section ratio The area in face, can increase windage, lead to air output little.The present embodiment, according to aerodynamic characteristics rational deployment, is therefore selected and is cut Face is the most suitable than 0.6 ~ 1.5, the section ratio preferably 1.2 of the present embodiment.
In the present embodiment, fresh air discharge area 3 is along inlet air flow path successively built-in electrostatic precipitator 6, high efficiency particulate air filter 7 and Fresh-air fan 31.Electrostatic precipitator 6 is arranged at the top of fresh air heat exchange outlet 53, and the input of electrostatic precipitator 6 is with newly Wind heat exchanges the section ratio of outlet 53 for 0.6 ~ 1.5.The design principle of this section ratio with aforesaid low efficient filter 4, herein not Repeat again.
The present embodiment adopts three-stage filtration, particularly as follows: low efficient filter 4 is arranged at fresh air inlet 21, main isolation flies Worm, willow catkins flying in the air and larger particles dust etc., using stainless (steel) wire material, can clean use repeatedly;Pm10 can be filtered to 70% left side Right.Infinitesimal dust-filtering to 98% can be made high efficiency filter bear only 2%, the efficient mistake greatly prolonging by electrostatic precipitator 6 The usage cycles of filter 7, have saved maintenance cost;If not having electrostatic precipitation between high efficiency filter, high efficiency particulate air filter 7 is quickly Will block, strainability good also null(NUL) again, add electrostatic precipitator 6 can prevent high efficiency particulate air filter 7 from blocking.High efficiency particulate air filter Before 7 are located at fresh-air fan 31, using ptfe filtrate, windage is little, dust containing capacity is big, and on the basis of electrostatic precipitation, pm2.5 filters Efficiency up to more than 99.9%, greatly improves New atmosphere quality.
Wherein, electrostatic precipitation is to be provided that 5-6kv electrostatic potential, to cleaner unit, makes electrostatic precipitator tungsten filament by high voltage power supply Continuous release high-pressure electrostatic, allows the dust entering fresh-air fan 31 all to become positively charged lotus, is adsorbed by negative electricity flase floor immediately, can mistake Filter the dust also less than cell;Electrostatic tungsten filament high-pressure electrostatic simultaneously, moment kill antibacterial, virus, can prevent various influenzas and its It passes through airborne disease.
In the present embodiment, high efficiency particulate air filter 7 is horizontally set at the inwall both sides of casing 1, and electrostatic precipitator 6 is also laterally put Put, the spacing between high efficiency particulate air filter 7 and electrostatic precipitator 6 is 40 ~ 80mm.Why this spacing is set to 40 by the present embodiment ~ 80mm, be due to: if this is smaller than 40mm, overstocking air-flow between high efficiency particulate air filter 7 and electrostatic precipitator 6 can quilt Compression, easily causes certain burden to high efficiency particulate air filter 7;If this spacing is more than 80mm, easily occupy the space of casing 1, Increase package size, cause the waste in space, and the loss of air quantity can be caused, reduce air output.The present embodiment high efficiency filter Spacing between device 7 and electrostatic precipitator 6 is preferably 45mm.
The fresh-air fan 31 of the present embodiment is DC brushless motor, has the advantage that
(1) easily controllable, it is possible to achieve stepless speed control, speed adjustable range is wider, can freely adjust the air quantity of VMC (Ventilation Mechanical Control System) Output;(2) in speed regulation process, do not change the property of load in motor circuit, harmonic wave generation is less, and electrical network is impacted Little, more energy efficient;(3) efficiency high of motor: DC brushless motor adopts permanent magnet to replace electrical excitation, non-brush permanent-magnet DC motor Efficiency can reach 95%, exceeds 10% than the efficiency of motor in AC induction motor frequency conversion speed-adjusting system;(4) in running In, temperature rise is relatively low, lower by 20% about than AC induction motor frequency control;(5) governing system reliability is high, dynamic property Good, speed regulation process does not change the character of circuit of load, system is more stable.
The rotor diameter of the present embodiment fresh-air fan 31 is 200mm, and air quantity is 250m3/ h, air quantity is moderate, both will not improve Power consumption, avoids producing larger noise again.In addition, by being placed in high efficiency particulate air filter 7 before fresh-air fan 31, making through fresh air wind The air of machine 31 is converted to the clean fresh air through filtering, and effectively prevents dust in air to be attached in fresh-air fan 31, and then Reduce the fault rate of fresh-air fan 31, improve service life.
Spacing between high efficiency particulate air filter 7 and fresh-air fan 31 is 10 ~ 30mm, why this spacing is set to 10 ~ 30mm, be due to: if this is smaller than 10mm, pressure is excessive, easily high efficiency particulate air filter 7 and fresh-air fan 31 is caused necessarily Burden, and larger noise can be produced;If this spacing is more than 30mm, on the one hand can increase package size, cause the wave in space Take, on the other hand can reduce air output.Spacing between the present embodiment high efficiency particulate air filter 7 and fresh-air fan 31 is preferably 15mm, Both ensure that air output, reduced noise, improve space availability ratio again.
The heat exchanger 5 of the present embodiment is heat-exchangers of the plate type, and preferable shape is the hexagon of rule relatively;Hexagon its In parallel two faces be respectively air exhaust heat switching access 52 and air exhaust heat exchanges outlet 51, form air exhaust passage, in addition phase Two parallel faces are respectively described fresh air heat exchange outlet 53 and fresh air heat exchange entrance 54, form fresh air channel.Air draft is led to Road is completely isolated with fresh air channel, and air therebetween realizes recuperation of heat by cross flow one heat exchange, in efficient recovery air draft Cold or heat, reduce room conditioning energy consumption.The heat exchanger 5 of the present embodiment adopts aluminum laminate film material, compares existing Master mode exchanger for, cross-contamination can be avoided.Specifically, heat exchanger 5 is vertically placed so that air exhaust heat switching access 52 With fresh air heat exchange outlet 53 located at the upside of heat exchanger 5, air exhaust heat exchange outlet 51 and fresh air heat exchange entrance 54 located at The downside of heat exchanger 5.Why the present embodiment will be vertically arranged for heat exchanger 5, is because air exhaust heat switching access 51 with newly Wind heat exchange outlet 53 this two faces intersect produce a reticule, air exhaust heat exchange outlet 51 and fresh air heat exchange entrance 54 this Another reticule of generation is intersected in two faces, is easy to isolate by separator with other regions at reticule, will separator One end be connected at reticule, the other end be connected to need isolation region;The present embodiment is isolated using this cross point, Can be moreover it is possible to position according to aerodynamic characteristics each device of rational deployment while saving enclosure space.
The present embodiment further relates to a kind of new blower fan, and including old wind exhaust system and aforesaid VMC (Ventilation Mechanical Control System), heat exchanger 5 sets Between old wind exhaust system and VMC (Ventilation Mechanical Control System).Wherein, old wind exhaust system includes the old wind suction area 8 being independently arranged and old wind Discharge area 9, is provided with the exhaust fan 91 for indoor old wind is discharged to outdoor in old wind discharge area 9.
The flow path of air draft is: indoor air is carried out through the air exhaust passage that old wind suction area 8 enters to heat exchanger 5 Energy exchange, carries out neither endothermic nor exothermic for different seasons, and the old wind after energy exchange is by the air draft wind of old wind discharge area 9 Outdoor discharged by machine 91.The flow path of fresh air is: outdoor air enters heat exchanger 5 through low efficient filter 4 and carries out energy friendship Change, the air of such as summer outdoor becomes cold wind after heat exchanger, and the winter air of outdoor becomes hot blast after heat exchanger, Again through getting in after electrostatic precipitator 6, high efficiency particulate air filter 7 and fresh-air fan 31 successively.The air exhaust passage of the present embodiment with Fresh air channel is completely isolated, and air therebetween realizes recuperation of heat by cross flow one heat exchange, in efficient recovery exhaust system Cold or heat, and then reduce room conditioning energy consumption;In addition, when fresh air and old wind simultaneously enter in heat exchanger, being formed The airflow convection heat exchange moved diagonally downward that the air-flow tilting upward to move is formed with air draft, utilization rate of waste heat is high, energy-conservation Effect is much better than the heat exchanger of prior art.
In old wind suction area, 8 are provided with the indoor temperature transmitter 81 for detecting indoor temperature, and fresh air suction area 2 is provided with use Outdoor temperature sensor 22 in detection outdoor temperature;Old wind discharge area 9 is provided with and passes for the temperature of outgoing air detecting temperature of outgoing air Sensor 92;It is provided with the fresh air carrying out the new air temperature after energy exchange for detection through heat exchanger at fresh air heat exchange outlet 53 Temperature sensor 531.Comprehensive indoor temperature transmitter 81, outdoor temperature sensor 22, temperature of outgoing air sensor 92 and new pathogenic wind-warm The degree detection to temperature for the sensor 531, can calculate the real-time heat recovery efficiency of heat exchanger 5.
In the present embodiment, the section mean wind speed of low efficient filter 4 is 0.7 ~ 1.1m/s, and windage is 5 ~ 10 pa;Heat exchange The section mean wind speed 0.7 ~ 1.1m/s of device 5, windage 90 ~ 120 pa;The section mean wind speed 0.7 ~ 1.1m/ of electrostatic precipitator 6 S, windage 5 ~ 10 pa;The section mean wind speed 0.4 ~ 0.5m/s of high efficiency particulate air filter 7, windage 35 ~ 50 pa.
The present embodiment passes through to set above-mentioned parameter, on the one hand backwards calculation can go out the installation site between these parts And distance, moreover it is possible to obtain the air-out of higher heat recovery efficiency, air draft and fresh air on the basis ensureing space availability ratio The expulsion efficiency of amount, old wind and fresh air and less noise;On the other hand, along inlet air flow path, as long as there being a portion Part does not design, and if position or parameter etc. be not up to standard, will affect follow-up part and run, the present embodiment can be according to upper The parameter stated to verify all parts whether up to standard it is ensured that the high-efficiency operation of whole machine.
This utility model can be obviously improved IAQ (indoor air quality), supplement fresh air in time, and do not cause indoor temperature to rise greatly Fall greatly, keep indoor temperature to stablize comfortable pleasant, be beneficial to the health of people.
The foregoing is only preferred embodiment of the present utility model, be not limited to this utility model it is clear that this area Technical staff this utility model can be carried out various change modifications without deviating from spirit and scope of the present utility model.If These modifications of the present utility model and modification are belonged within the scope of this utility model claim and its equivalent technologies, all belongs to In protection domain of the present utility model.

Claims (10)

1. a kind of VMC (Ventilation Mechanical Control System) it is characterised in that: include casing, be provided with described casing independent fresh air suction area, fresh air row Go out area and the heat exchanger between fresh air suction area and fresh air discharge area;Described fresh air suction area built-in for outdoor empty The low efficient filter that gas is filtered;Described heat exchanger is provided with fresh air heat exchange outlet and fresh air heat exchange entrance;It is special Levy and be, the section of the outfan of described low efficient filter and fresh air heat exchange entrance is than for 0.6 ~ 1.5.
2. VMC (Ventilation Mechanical Control System) according to claim 1 it is characterised in that: described fresh air discharge area is along inlet air flow path successively Built-in electrostatic precipitator, high efficiency particulate air filter and fresh-air fan.
3. VMC (Ventilation Mechanical Control System) according to claim 2 it is characterised in that: the section mean wind speed of described low efficient filter is 0.7 ~ 1.1m/s, windage is 5 ~ 10 pa;Or the section mean wind speed 0.7 ~ 1.1m/s of described heat exchanger, windage 90 ~ 120 pa;Or the section mean wind speed 0.7 ~ 1.1m/s of described electrostatic precipitator, windage 5 ~ 10 pa;Or described high efficiency particulate air filter Section mean wind speed 0.4 ~ 0.5m/s, windage 35 ~ 50 pa.
4. VMC (Ventilation Mechanical Control System) according to claim 2 it is characterised in that: the input of described electrostatic precipitator is handed over new wind heat Swap out mouth section than for 0.6 ~ 1.5.
5. VMC (Ventilation Mechanical Control System) according to claim 2 it is characterised in that: described high efficiency particulate air filter is horizontally set at the interior of casing Wall both sides;Or the spacing between described high efficiency particulate air filter and electrostatic precipitator is 40 ~ 80mm.
6. the VMC (Ventilation Mechanical Control System) according to any one of claim 1 ~ 5 it is characterised in that: described heat exchanger be shaped as relatively The hexagon of rule, two wherein parallel faces of hexagon are respectively air exhaust heat switching access and air exhaust heat exchanges outlet, shape Become air exhaust passage, two in addition parallel faces are respectively described fresh air heat exchange outlet and fresh air heat exchange entrance, are formed new Wind passage;Or described heat exchanger is vertical to be placed so that air exhaust heat switching access is exported located at heat exchange with fresh air heat exchange The upside of device, air exhaust heat exchanges outlet and fresh air heat exchange entrance located at the downside of heat exchanger.
7. the VMC (Ventilation Mechanical Control System) according to any one of claim 2 ~ 5 it is characterised in that: described high efficiency particulate air filter and fresh-air fan Between spacing be 10 ~ 30mm.
8. the VMC (Ventilation Mechanical Control System) according to any one of claim 1 ~ 5 it is characterised in that: described fresh air suction area is provided with for examining Survey the outdoor temperature sensor of outdoor temperature;Described fresh air heat exchange exit is provided with and carries out energy for detection through heat exchanger The fresh air temperature sensor of the new air temperature after exchange.
9. the VMC (Ventilation Mechanical Control System) according to any one of claim 2 ~ 5 it is characterised in that: described fresh-air fan be DC fan, Air quantity is 50 ~ 500m3/h;The rotor diameter of fresh-air fan is 120 ~ 300mm.
10. a kind of new blower fan is it is characterised in that include old wind exhaust system and new according to any one of claim 1 ~ 9 Wind system, described heat exchanger is located between old wind exhaust system and VMC (Ventilation Mechanical Control System).
CN201620826547.1U 2016-08-02 2016-08-02 New trend system and new fan Expired - Fee Related CN205897429U (en)

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Application Number Priority Date Filing Date Title
CN201620826547.1U CN205897429U (en) 2016-08-02 2016-08-02 New trend system and new fan

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Application Number Priority Date Filing Date Title
CN201620826547.1U CN205897429U (en) 2016-08-02 2016-08-02 New trend system and new fan

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CN205897429U true CN205897429U (en) 2017-01-18

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CN201620826547.1U Expired - Fee Related CN205897429U (en) 2016-08-02 2016-08-02 New trend system and new fan

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106051996A (en) * 2016-08-02 2016-10-26 远大空品科技有限公司 Fresh air system and fresh air machine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106051996A (en) * 2016-08-02 2016-10-26 远大空品科技有限公司 Fresh air system and fresh air machine

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CF01 Termination of patent right due to non-payment of annual fee
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Granted publication date: 20170118

Termination date: 20210802