CN207395056U - Family kitchen fresh air system - Google Patents

Family kitchen fresh air system Download PDF

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Publication number
CN207395056U
CN207395056U CN201721167524.5U CN201721167524U CN207395056U CN 207395056 U CN207395056 U CN 207395056U CN 201721167524 U CN201721167524 U CN 201721167524U CN 207395056 U CN207395056 U CN 207395056U
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China
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air
wind
kitchen
air hose
fresh air
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Withdrawn - After Issue
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CN201721167524.5U
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Chinese (zh)
Inventor
祁建华
任翔
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Beijing Hua Standard Ring Energy Technology Co Ltd
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Beijing Hua Standard Ring Energy Technology Co Ltd
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Priority to CN201721167524.5U priority Critical patent/CN207395056U/en
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/70Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating

Abstract

A kind of family kitchen fresh air system, the family kitchen fresh air system are made of filter device (1), benefit wind wind turbine (2), sensible heat exchanger (3), purifier (4), smoke exhaust (5), check-valves (6), hearth air port (7), refrigeration indoor unit (8), refrigeration outdoor unit (9), benefit wind air hose (10), control module (11) and pipeline, valve.The fresh air that the fresh air system of the utility model is sent into enters kitchen by being arranged at the air outlet of hearth table top surrounding, with kitchen ventilator cooperating, air-supply, air draft in a organized way are formed in hearth region, thus while reaching the pollutant quickening discharge by family kitchen, outdoor particulate pollutant gear outside, and using power save mode the suitability degree of kitchen indoor temperature is improved.

Description

Family kitchen fresh air system
Technical field
The utility model is related to a kind of fresh air system.More particularly, to a kind of family kitchen fresh air system.
Background technology
The kitchen of family kitchen especially Chinese style family is decocted to fry and be fried since food and drink custom is laid particular stress on, and can generate a large amount of high temperature oils Cigarette, steam etc. generally all set smoke exhaust to exclude these oil smoke steam, for quick discharge oil smoke in time, mist extractor wind turbine Air quantity is larger, and mist extractor fan delivery reaches 1200m3/h in 900m3/h or even some at present.Although the specified wind of smoke exhaust Amount is very big, but the effective wind rate of kitchen ventilator is caused to greatly reduce, oil extraction without effectively mending wind source in closed kitchen Cigarette effect is had a greatly reduced quality.Windowing ventilation can solve the problems, such as that wind is mended in kitchen, but outside air temperature is big with seasonal variations, the most of the time Indoor comfort requirement cannot be met.When being less than indoor enthalpy except transition season outdoor enthalpy, benefit wind, which should not use, directly will Outdoor air introduces indoor way, and otherwise outdoor air will seriously affect indoor comfort degree.And when outdoor air quality is disliked Bad, during such as serious haze, the outdoor PM2.5 air severely exceeded can largely be brought into interior by windowing ventilation, be aggravated in the room of kitchen Air pollution.Kitchen area is negative pressure when kitchen ventilator is opened, and such as mends wind source without effective, outdoor air will pass through each room Between door and window gap penetration enter interior, maintain room pressure balance.Not only so that the temperature and humidity conditions in other rooms deteriorate, simultaneously Therefore outdoor air containing a large amount of pollutants also enters each room.
The refrigerating capacity of air conditioner used in kitchen is generally 3.6KW currently on the market, and system circulation air quantity is 550m3/h or so, energy portion Decompose the temperature problem in kitchen of determining.Although air conditioner used in kitchen can partly solve the temperature problem in kitchen, kitchen is also seriously affected simultaneously Air draught tissue in chamber.The portion that either Mobile portable formula air-conditioning or central air-conditioning will should all be discharged by smoke exhaust Divide in oil smoke sucking air-conditioning, seriously destroy kitchen room air air current composition, oil smoke is diffused into entire kitchen, air quality becomes Difference directly affects the health of people.What air conditioner used in kitchen freezed is not the circulated air in kitchen, but the sky being directly entered from outdoor Gas causes actual refrigeration duty very big.It is negative pressure when mist extractor wind turbine starts aft galley, there are a large amount of indoor and outdoor airs to be mended by door and window Enter kitchen, and when wind in other indoor rooms fills into kitchen, causes remaining room negative pressure, and it is direct to be as a result also comparable to outdoor wind It fills into the room of kitchen, so air conditioner used in kitchen refrigeration is not the circulated air in kitchen but from the air that is directly entered of outdoor.It is different Be outdoor air pass through other rooms when, other room air conditioners can also participate in the refrigeration to outdoor air.It should so incite somebody to action The increased refrigeration duty of other room air conditioners will also be merged together calculating, so actual refrigeration duty is equivalent to the outdoor for waiting air quantity Air is directly entered the refrigeration duty needed for kitchen.Air quantity into kitchen outdoor air is substantially equal to the wind of smoke exhaust discharge Amount, the air quantity of smoke exhaust discharge at present is substantially in more than 900m3/h.By taking Beijing area as an example,《Civil buildings heating ventilator with In Air Conditioning Design specification》Middle During Summer In Beijing meteorologic parameter is:33.5 degree of temperature, relative humidity 61% are calculated outside summer room.Kitchen Room temperature takes 26 degree, and relative humidity takes 61%, will mend wind processing to the operating mode identical with kitchen humiture, such as mends air quantity and take 900m3/h, then cooling load from outdoor air be:
Q=C*L* ρ * (hw-hn)=1.01*900*1.2* (85.3-59.1)/3600=7.9KW
Q- refrigeration dutys, C- air specific heat capacities, L- air quantity, ρ-atmospheric density, hw- outdoor enthalpies, hn- indoor enthalpies
It is 3.6KW to have been above it and mark condition refrigerating capacity, also above the refrigerating capacity summation of each room air conditioner of general family.
In addition, also have some kitchen fresh air air compensation devices at present, but be all based on can be by outdoor fresh air by fresh air outlet It send to cook breathing area so that cook breathing is smooth, and is difficult to realize good mist extractor effect.
The content of the invention
Based on this, the utility model proposes a kind of family kitchen fresh air system, the family kitchen fresh air system is by filtering Device 1 mends wind wind turbine 2, sensible heat exchanger 3, purifier 4, smoke exhaust 5, check-valves 6, hearth air port 7, refrigeration indoor unit 8th, refrigeration outdoor unit 9, benefit wind air hose 10, control module 11 and pipeline, valve are formed.
After mending wind the first air hose 10-1 connections filter device 1, it is connected by being flexible coupling with benefit wind wind turbine 2, thereafter by dividing The second air hose of wind 10-2 will be mended, mend the 3rd air hose 10-3 connections of wind by flowing threeway.
Electric butterfly valve A is connected after mending the second air hose of wind 10-2, sensible heat exchanger 3 is connected thereafter, connects electric butterfly valve thereafter C then by collaborating threeway with mending after the 5th air hose 10-5 of wind is connected, is communicated with hearth air port 7.
After mending self-complementary the first air hose of the wind 10-1 shuntings of the 3rd air hose 10-3 of wind, pass through diversion three-way after electric butterfly valve B is set It branches out and mends the 4th air hose 10-4 of wind.
It mends the 4th air hose 10-4 of wind and connection refrigeration indoor unit 8 after the electronic split D to leaf regulating valve is set thereon.
Refrigeration indoor unit 8 is connected by refrigerant pipe with refrigeration outdoor unit 9.
After purifier 4 handles flue gas, sent through smoke exhaust 5 to sensible heat exchanger 3, after discharged by smoke exhaust pipe it is outdoor, Check-valves 6 is set on smoke exhaust pipe.
Smoke exhaust 5 is arranged at the top of hearth air port 7, and purifier 4 is arranged near fume exhaust cover mouth, by air hose with Sensible heat exchanger 3 passes to outdoor after being connected after air hose connects check-valves 6.
Valve control and the switching of each function on secondary air channel road are realized by control module 11.
Preferably, the system sets by-pass line, and when heat exchange is not required, fresh air is directly entered by by-pass line It is indoor.
Control module 11 is dense by pressure difference transmitter 12, outdoor temperature humidity sensor 13, indoor temperature and humidity sensor 14, flue gas Spend sensor 15, air-valve motor 16, bypass air-valve motor 17, refrigerating plant motor 18, blower motor 19, data cable and control line Road forms.
Monitoring data are provided from various sensors to centralized control unit.
Centralized control unit counts the data of numerical value set by user and Sensor monitoring according to corresponding calculating method It calculates, and passes through control system and control corresponding motor, valve event, indoor temperature and humidity is made to maintain setting numerical value.
The sensible heat exchanger (3) that the system is set carries out recuperation of heat to the heat of smoke discharging pipe.
Refrigeration indoor unit (8), the refrigeration outdoor unit (9) of the system setting make kitchen possess temp regulating function.It is described The control module (11) that system is set realizes the intelligentized control method of system.There is air-flow resistance in the hearth air port (7) that the system is set Disconnected effect, makes oil smoke not excessive.Purifier (4) at the smoke exhaust before the sensible heat exchanger (3) is set, meets oil smoke The function of purification.
The utility model solves the ventilating problem of kitchen area using independent fresh air system, and pressure fan can be according to pressure The measured value of poor transmitter adjusts air quantity in real time, by the control of the pressure difference in kitchen area and other rooms in the ideal range, thus It is formed with the air-makeup system that exactly matches of kitchen ventilator work, the fresh air that system is sent into is by being arranged at the air-supply of hearth table top surrounding Mouth, with kitchen ventilator cooperating, forms air-supply, air draft in a organized way in hearth region, thus reaches family kitchen into kitchen Pollutant while accelerate discharge, and utilize power save mode raising kitchen Indoor Temperature outdoor particulate pollutant gear outside The suitability degree of degree.Family kitchen is made really to become the i.e. space of health and environmental protection, does not influence the air matter in other spaces of family also Amount.
Description of the drawings
Fig. 1 is the family kitchen fresh air system schematic diagram of the utility model.
Fig. 2 is the family kitchen fresh air system control module schematic diagram of the utility model.
Specific embodiment
The utility model proposes a kind of family kitchen fresh air system, the family kitchen fresh air system is by filter device 1, benefit Wind wind turbine 2, sensible heat exchanger 3, purifier 4, smoke exhaust 5, check-valves 6, hearth air port 7, refrigeration indoor unit 8, cool room Outer machine 9 mends wind air hose 10, control module 11 and pipeline, valve composition.
After mending wind the first air hose 10-1 connections filter device 1, it is connected by being flexible coupling with benefit wind wind turbine 2, thereafter by dividing The second air hose of wind 10-2 will be mended, mend the 3rd air hose 10-3 connections of wind by flowing threeway.
Electric butterfly valve A is connected after mending the second air hose of wind 10-2, sensible heat exchanger 3 is connected thereafter, connects electric butterfly valve thereafter C then by collaborating threeway with mending after the 5th air hose 10-5 of wind is connected, is communicated with hearth air port 7.
After mending self-complementary the first air hose of the wind 10-1 shuntings of the 3rd air hose 10-3 of wind, pass through diversion three-way after electric butterfly valve B is set It branches out and mends the 4th air hose 10-4 of wind.
It mends the 4th air hose 10-4 of wind and connection refrigeration indoor unit 8 after the electronic split D to leaf regulating valve is set thereon.
Refrigeration indoor unit 8 is connected by refrigerant pipe with refrigeration outdoor unit 9.
Smoke evacuation access be:Purifier 4 handle flue gas after, sent through smoke exhaust 5 to sensible heat exchanger 3, after by Smoke Pipe discharge is outdoor, and when check-valves 6 is set not run to prevent system on smoke exhaust pipe, wind-fall fills outside room.
After family's smoke exhaust 5 is run when kitchen is cooked, the 2 chain operation of wind wind turbine is mended.
Smoke exhaust 5 is arranged at the top of hearth air port 7, and purifier 4 is arranged near fume exhaust cover mouth, by air hose with Sensible heat exchanger 3 passes to outdoor after being connected after air hose connects check-valves 6.
Mend wind takes wind, filtered device 1 to be sent into interior after purifying from exterior wall, and Various Seasonal benefit wind access is different, and summer can Kitchen is cooled down by refrigeration equipment 9 and mends wind, plays kitchen cooling effect.
Valve control and the switching of each function on secondary air channel road are realized by control module 11.
Control module 11 is dense by pressure difference transmitter 12, outdoor temperature humidity sensor 13, indoor temperature and humidity sensor 14, flue gas Spend sensor 15, air-valve motor 16, bypass air-valve motor 17, refrigerating plant motor 18, blower motor 19, data cable and control line Road forms.
Monitoring data are provided from various sensors to centralized control unit, and these data can in real time be shown by display Show.
Centralized control unit counts the data of numerical value set by user and Sensor monitoring according to corresponding calculating method It calculates, and passes through control system and control corresponding motor, valve event, indoor temperature and humidity is made to maintain setting numerical value.
Kitchen fresh air system realizes that air draft mends the chain operation of wind, i.e. mist extractor wind turbine 5 once starting by control module 11, Wind wind turbine 2 is then mended to start.And can be needed to set selecting switch according to user, determined whether to mend wind using kitchen by user.It mends Wind wind turbine 2 also has gear to control air quantity system, respectively with the gear air quantity of mist extractor wind turbine one by one as mist extractor wind turbine 5 It is corresponding.When low wind speed operation in smoke exhaust 5, mending wind wind turbine 2 must be consistent with smoke exhaust 5, low and middle-grade must also transport Row is more than oil extraction smoke to prevent mending air quantity, causes kitchen positive pressure, kitchen flue gas, miscellaneous taste is caused to reach the important room such as living room.
Specific embodiment of the present utility model is described in detail below in conjunction with Figure of description.
The family kitchen fresh air system applying working condition of the utility model
1st, winter condition:When outdoor temperature is less than 5 degree (this temperature can be by user's sets itself), outdoor temperature humidity sensing Signal is fed back to control module 11 by device 13, opens winter condition.After smoke exhaust 5 starts, control module 11 controls wind turbine Motor 19 acts, 2 automatic start of benefit wind wind turbine to link to mist extractor wind turbine 5 and the corresponding corresponding gear of air quantity, control module 11 By air-valve motor 16 electric butterfly valve A, C is controlled to open, electric butterfly valve B, electronic multipage regulating valve D are closed, and mend wind through mending wind the One air hose 10-1 enters system, and filtered device 1 is connected after mending wind wind turbine 2 through mending wind the second air hose 10-2 with sensible heat exchanger 3 Heat exchange is carried out with smoke exhaust pipe, temperature rise after mending the 5th air hose 10-5 connection hearths air port 7 of wind, fills into interior.Air draft Purified device 4 is sent into sensible heat exchanger 3 by mist extractor wind turbine 5 after handling and is exchanged with mending wind-heat, and discharge is outdoor afterwards.Work as flue gas After the feedback flue gas concentration of concentration sensor 15 is exceeded, 11 output alarm signal of control module replaces purifier 4.
2nd, transition season operating mode:When outdoor temperature humidity suitable for when (such as outdoor temperature be more than 15 degree, less than 28 degree, this model Different numerical value can be set according to Different climate region by enclosing) and outdoor enthalpy less than indoor enthalpy, outdoor temperature humidity sensor 13, room Signal is fed back to control module 11 by interior Temperature Humidity Sensor 14, opens transition season operating mode.After mist extractor wind turbine 5 starts, control Molding block 11 controls blower motor 19 to act, corresponding corresponding to 2 automatic start of benefit wind wind turbine and air quantity of the linkage of mist extractor wind turbine 5 Gear, control module 11 control electric butterfly valve A, C to close by air-valve motor 16, and electric butterfly valve B is opened, electronic split leafy tune Section valve D can be opened and closed according to user demand sets itself.After the purified device 4 of air draft at this time is handled, although by sensible heat exchanger 3, but heat exchange is had no, it is immediately discharged to outdoor.Wind is mended after filtered device 1, benefit wind wind turbine 2 through mending the 3rd air hose of wind Bypass fills into interior to after mending the 5th air hose 10-5 connection hearths air port 7 of wind after 10-3.Also electronic split leafy adjusting can be opened Valve D makes part mend wind and branches to benefit the 4th air hose 10-4 of wind through mending the 3rd air hose 10-3 of wind, will mend wind and leads to indoor suspended ceiling air port Better kitchen comfort is built to kitchen personnel by place.After the feedback flue gas concentration of flue gas concentration sensor 15 is exceeded, mould is controlled 11 output alarm signal of block replaces purifier 4.
3rd, summer condition:When outdoor temperature is higher than indoor temperature, outdoor temperature humidity sensor 13, indoor temperature and humidity sensor Signal is fed back to control module 11 by 14, opens summer condition.After opening the switch of smoke exhaust 5, control module 11 passes through control Refrigeration equipment motor 19 makes 9 automatic start of refrigeration outdoor unit, 5 delayed startup of mist extractor wind turbine, and indoor unit 8 to be freezed starts and reaches To after cryogenic temperature, mist extractor wind turbine 5 is to mending 2 automatic start of wind wind turbine and the corresponding corresponding gear of air quantity.Control module 11 controls Blower motor 19 acts, and electric butterfly valve A, C are closed, and electric butterfly valve B is opened, and electronic split multi-clack control valve D is opened.According to user Demand also can voluntarily adjust the keying of electronic split multi-clack control valve D, but when motor-driven valve D is closed, and pressure difference transmitter 12 is by signal Control module 11 is fed back to, refrigeration outdoor unit 9, refrigeration 8 chain closing of indoor unit are controlled by refrigeration equipment motor 19.At this time After the purified device 3 of air draft is handled, outdoor is immediately discharged to.Wind is mended after filtered device 1, benefit wind wind turbine 2 through mending the 3rd wind of wind Bypass fills into interior to after mending the 5th air hose 10-5 connection hearths air port 7 of wind after pipe 10-3.Also electronic split leafy tune can be opened Valve D is saved, part is made to mend wind and branches to benefit the 4th air hose 10-4 of wind through mending the 3rd air hose 10-3 of wind, is done and dropped by the indoor unit 8 that freezes After temperature processing, wind will be mended and led at indoor suspended ceiling air port, uniformly feeding is indoor, plays the role of reducing kitchen temperature, to kitchen Personnel build better kitchen comfort.After the feedback flue gas concentration of flue gas concentration sensor 15 is exceeded, control module 11 exports Alarm signal replaces purifier 4.
Selectable, sensible heat exchanger may be selected to use in the family kitchen fresh air system of the utility model.
Since kitchen is culinary art place, generate wet more than a large amount of waste heats, even if more than recycling in winter, the meaning of moisture is also little, It can cause indoor moisture excessive instead, condense when outdoor temperature is relatively low on glass, metope, influence kitchen environment, therefore select kitchen Energy regenerating is carried out with sensible heat exchanger.
Sensible heat exchanger uses the heat-exchangers of the plate type made by aluminium foil, and heat conduction efficiency is high, is particularly readily cleaned, non- It is very suitable for kitchen environment use.It is handled on the aluminium foil of the dedicated sensible heat exchanger in kitchen through oil-stain-preventing, it is easy to improve heat exchanger Cleaning performance.Heat exchanger is often cleaned after use, influence of the greasy dirt to heat exchanger effectiveness is minimized.
Use in winter sensible heat exchanger is also easy to produce condensed water, it is necessary to add condensate water guide pipe that condensed water is imported kitchen drainage In.
It is selectable, the benefit wind got in can be filtered, and reach the requirement of specification secondary standard, i.e., it is indoor 24 hourly average pm2.5 concentration are less than 75 μ g/m3.
1st, since the sensible heat exchanger of use can be cleaned often, so the increased filtering oil smoke net at smoke exhaust, The relatively low strainer of filtration grade can be used, as long as filtering out most of oil smoke (G grades of strainers such as can be used), while can reduce Influence of the strainer to air draft windage.
2nd, kitchen ventilation systems usage time is short, air quantity is big, on strainer and maintenance time is replaced with other regions of family There is very big difference, so the air filtering purifier of family kitchen fresh air system needs separate configurations.
Selectable, when transition season outdoor enthalpy is less than indoor enthalpy, outdoor temperature is suitable, and kitchen fresh air system provides Fresh air without over-heat-exchanger, can be used the mode of bypass directly outdoor air is introduced it is indoor for kitchen use, from And improve kitchen environment.Can dismantle the strainer and heat exchanger of smoke exhaust in transition season and summer kitchen ventilation, not only Reduce the windage that strainer generates, and without removing cleaning heat exchanger and strainer again.
Selectable, winter outdoor temperature is low, need to be heated to mending wind, either electrical heating or hot water is heated not Exempt from the energy to be consumed, in line with the theory of energy-saving and emission-reduction, in winter using the method that Exposure degree is carried out to kitchen ventilation, make benefit wind Temperature reaches 18-39 degree or so, is sent near fume exhaust cover cover mouth, forms stable Push-pull Flow, reaches preferably discharge cigarette The effect of gas.
1st, measured by long-time, although kitchen fume temperature between 40-60 degree, carries out the air draft temperature of heat exchange For degree mostly between 35-45 degree, heat recovery efficiency takes 70%, and indoor benefit air temperature is sent into after heat exchange and is:
Outer-η the * of T benefits=T (outer-T cigarettes of T)
T is outer-outdoor temperature, T cigarettes-flue-gas temperature, η-heat exchanger effectiveness, T mend-mend air temperature, passes through to calculate and mends wind and blow Temperature can be controlled between 18-39 degree substantially, and being sent into kitchen will not allow people to generate creeping chill.It mends wind wind turbine and uses frequency conversion or height The air supply mode of middle low gear if temperature is low at air outlet, air-supply air quantity is reduced by frequency conversion or low gear, so that wind pushing temperature Ensure substantially at 16 degree or more, vice versa.
2nd, the temperature blown under common operating mode, it is as shown in the table:
Selectable, for summer, the use of kitchen fresh air is as follows:
1st, summer outdoor temperature is high, need not carry out heat exchanger with kitchen ventilation, outdoor air directly is sent into oil extraction Near petticoat pipe cover mouth, stable Push-pull Flow is formed, achievees the effect that preferably to discharge flue gas.It can freeze with other kitchens and set It is standby to use simultaneously, improve kitchen comfort level.
2nd, summer kitchen exhaust needs not move through heat exchanger as transition season, can be expelled directly out outdoor.So One, it is possible to which the strainer and heat exchanger for smoke exhaust of dismantling not only reduce the windage that strainer generates, and clear without going again Wash heat exchanger and strainer.Heat exchanger and strainer are reinstalled again until winter.
3rd, the energy consumption of kitchen fresh air system
In summer, kitchen fresh air system can freeze the utility model to mending wind, both ensure indoor into kitchen Air feels nice and cool and greatly improves the smoke exhaust efficiency of kitchen discharged lampblack equipment, kills two birds with one stone.
(1) when exhaust air rate is 900m3During/h, the fresh air got in is greater than 630m3/ h and no more than 900m3/ h, and Both direction is divided into, it is 410m that one, which is directly sent to air quantity near fume exhaust cover cover mouth,3/ more than h and no more than 680m3/ h, For improving smoke exhaust efficiency, another gets in from kitchen furred ceiling and after refrigeration equipment, stablizes in 220m3/ h, is used for Entire kitchen cooling, is discharged afterwards by smoke exhaust again.Both direction is respectively formed good air current composition, is conducive to kitchen cooling And mist extractor.
(2) various refrigeration facilities or equipment can be used, as long as the heat-exchange apparatus such as facility or equipment coil pipe energy and fresh wind tube Road connects, and achievees the effect that cool down to fresh air.
(3) the utility model is directly from outdoor benefit wind, mends in wind 70% and is sent directly into the air draft of gas burning hood mouth supplement kitchen ventilator not It need to carry out refrigeration processing.Other 30% or so about 220m3Air quantity can be cooled down through refrigerating plant, make up to 26 degree, it is relatively wet Interior is sent into when spending 60%, chilling requirement is about 2KW, can meet the demand of the kitchen comfort level of more than ten square meters completely.Chilling requirement It is as shown in the table:
It is selectable, the design for the relatively independent new wind effect family fresh air system in kitchen:
After smoke exhaust starts, although kitchen fresh air system carries out benefit wind, in negative pressure state, institute when kitchen uses Still to there is part air quantity that other spaces of family is needed to carry out benefit wind to it.The fresh air system in other spaces of family will calculate wind This partial dynamic air quantity is considered during amount, and to be linked with kitchen fresh air, and the dynamic air quantity difference in kitchen is passed to The control system of family's fresh air.It when doing family's fresh air system design will consider that enough fresh air volumes must be provided to maintain house The wind pressure state in front yard each area space.
The structure of some specific embodiments of the utility model is illustrated in a manner of word and description of the drawings above, not It is exhaustive or be limited to concrete form described above.It should be pointed out that for those skilled in the art, On the premise of not departing from the utility model principle, several improvements and modifications can also be made, these improvements and modifications also should be regarded as The scope of protection of the utility model.

Claims (3)

1. a kind of family kitchen fresh air system, the family kitchen fresh air system is by filter device (1), benefit wind wind turbine (2), sensible heat Exchanger (3), purifier (4), smoke exhaust (5), check-valves (6), hearth air port (7), refrigeration indoor unit (8), cool room Outer machine (9) mends wind air hose (10), control module (11) and pipeline, valve composition, which is characterized in that
After mending the first air hose of wind (10-1) connection filter device (1), it is connected by being flexible coupling with mending wind wind turbine (2), thereafter by Diversion three-way will mend the second air hose of wind (10-2), mend the connection of the 3rd air hose (10-3) of wind,
It mends the second air hose of wind (10-2) and connects electric butterfly valve A afterwards, connect sensible heat exchanger (3) thereafter, connect electric butterfly valve thereafter C then by collaborating threeway and mend after the 5th air hose (10-5) of wind is connected, is communicated with hearth air port (7),
After mending self-complementary the first air hose of wind (10-1) shunting of the 3rd air hose (10-3) of wind, pass through diversion three-way after electric butterfly valve B is set It branches out and mends the 4th air hose (10-4) of wind,
It mends the 4th air hose (10-4) of wind and connection refrigeration indoor unit (8) after the electronic split D to leaf regulating valve is set thereon,
Refrigeration indoor unit (8) is connected by refrigerant pipe with refrigeration outdoor unit (9),
After purifier (4) processing flue gas, sent through smoke exhaust (5) to sensible heat exchanger (3), after room discharged by smoke exhaust pipe Outside, check-valves (6) is set on smoke exhaust pipe,
Smoke exhaust (5) is arranged above hearth air port (7), and purifier (4) is arranged near fume exhaust cover mouth, passes through air hose Outdoor is passed to after air hose is connected check-valves (6) after being connected with sensible heat exchanger (3),
Valve control and the switching of each function on secondary air channel road are realized by control module (11), control module (11) is by pressure difference Transmitter (12), outdoor temperature humidity sensor (13), indoor temperature and humidity sensor (14), flue gas concentration sensor (15), air-valve Motor (16), bypass air-valve motor (17), refrigerating plant motor (18), blower motor (19), data cable and control circuit composition, Monitoring data are provided from sensor to centralized control unit, centralized control unit is to numerical value set by user and Sensor monitoring Data are calculated, and are passed through control system and controlled corresponding motor, valve event, and indoor temperature and humidity is made to maintain setting number Value.
2. family kitchen fresh air system according to claim 1, which is characterized in that the system sets by-pass line, when When heat exchange is not required, fresh air is directly entered interior by by-pass line.
3. family kitchen fresh air system according to claim 1, which is characterized in that the sensible heat exchanger that the system is set (3) using the heat-exchangers of the plate type made by aluminium foil.
CN201721167524.5U 2017-09-13 2017-09-13 Family kitchen fresh air system Withdrawn - After Issue CN207395056U (en)

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CN201721167524.5U Withdrawn - After Issue CN207395056U (en) 2017-09-13 2017-09-13 Family kitchen fresh air system

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107525177A (en) * 2017-09-13 2017-12-29 北京华标建设工程有限公司 Family kitchen VMC
CN112240581A (en) * 2020-09-04 2021-01-19 宁波方太厨具有限公司 Kitchen air conditioning system and control method thereof

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107525177A (en) * 2017-09-13 2017-12-29 北京华标建设工程有限公司 Family kitchen VMC
CN107525177B (en) * 2017-09-13 2019-07-19 北京华标环能科技有限公司 Family kitchen fresh air system
CN112240581A (en) * 2020-09-04 2021-01-19 宁波方太厨具有限公司 Kitchen air conditioning system and control method thereof

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