CN102261687A - Air purification unit device of range hood - Google Patents
Air purification unit device of range hood Download PDFInfo
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- CN102261687A CN102261687A CN2011101050057A CN201110105005A CN102261687A CN 102261687 A CN102261687 A CN 102261687A CN 2011101050057 A CN2011101050057 A CN 2011101050057A CN 201110105005 A CN201110105005 A CN 201110105005A CN 102261687 A CN102261687 A CN 102261687A
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- cleaning member
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Abstract
The invention provides an air purification unit, which can change into an indoor circulation mode or an indoor and outdoor circulation exhaust mode by utilizing an existing range hood (outdoor exhaust mode). The air purification unit comprises a unit housing (1), wherein the unit housing (1) an air flow inlet (5) connected with an air outlet (3) of a range hood (B) directly or via a circulation pipe (4) and an air flow outlet (8) having an opening facing the indoor directly or via a circulation pipe (7), and an air purification component (2) used for eliminating pollutant contained in exhaust stream (G) is arranged between the air flow inlet (5) and the air flow outlet (8).
Description
Technical field
The present invention relates to a kind of air cleaning member device of range hood, relate in particular to a kind of being used for the range hood of existing outdoor exhaust mode is changed the air cleaning member device that changes to indoor circulation mode etc.
Background technology
In recent years, as substituting of the gas kitchen ranges that in the cooking, can produce the burnt gas that contains harmful substances such as carbon dioxide and/or carbon monoxide, the electric cooker or the electromagnetic induction heating cooker (IH cooks heater) that can carry out cooking and not produce burnt gas are popularized, and adopt the family in complete electrified kitchen to increase.
In the cooking of using the electromagnetic induction heating cooker do not produce burnt gas, harmful substance such as carbonated and carbon monoxide not in the contaminated air of generation, therefore, that its circulation (backflow) is arrived is indoor as long as contaminated air purified.
Employing purifies contaminated air and is back to indoor indoor circulation mode, can eliminate the problem of the room conditioning energy loss that for example causes the variation of room air pressure, indoor environmental pollution and heating-amount etc. etc.
That is to say, because the range hood of existing outdoor exhaust mode will be discharged into outdoor by the warmed-up room air of heating equipment of air-conditioning etc. together with contaminated air, thereby indoor temperature is reduced, thereby become the major reason of the thermal loss that causes the room conditioning energy.
On the other hand, because the range hood of indoor circulation mode does not carry out outdoor exhaust, thereby the room air that has been heated can not be emitted to outdoor, thereby become effective way aspect the conservation measures of the effect of the thermal efficiency that obtains to improve living space etc. etc.
In addition, the range hood as the indoor circulation formula can exemplify out the previous patent documentation 1 that proposes of the applicant etc.
The range hood of the indoor circulation mode that patent documentation 1 proposes possesses an end and is connected with the exhaust discharge opening of blower fan, and the other end via front shroud to the air flue of indoor (kitchen) opening, wherein, described air flue adopts possesses odor removal, dehydrating unit, the structure of grease removal device etc., will be in the cooking suck and trap exhaust fume collecting hood and make its each unit through air flue by the contaminated air of generations such as cooker or electromagnetic induction heating cooker, thereby with polluter contained in the contaminated air, lubricant component (oil smoke) for example, foul smell (cooking foul smell), cigarette (cigarette of Broiled Dish etc.), and moisture (water vapour) etc., from contaminated air, separate to remove, and make in the clean air return chamber after the purification.
(patent documentation 1)
TOHKEMY 2005-69535 communique
Summary of the invention
(inventing problem to be solved)
; although the range hood of indoor circulation mode receives publicity day by day as a ring of conservation measures; but under the situation of range hood change (replacings) as the indoor circulation mode of proposition such as patent documentation 1 grade of existing (outdoor exhaust mode) that general family etc. is being used; range hood itself must be replaced by new range hood, make acquisition expenses and new mounting cost etc. become bigger burden.Moreover present situation is, the existing range hood that uses also arrive the service life of the products of ventilation function reduction etc. now, so also not it's time to change.
Therefore, a kind of just invention that proposes in order to eliminate the problems referred to above of the present invention, a kind of air cleaning member device is provided, described air cleaning member device can utilize the range hood of already used existing (outdoor exhaust mode), changes to the indoor circulation mode or has the indoor circulation mode concurrently and the two indoor and outdoor circulating exhaust mode of outdoor endless form in mode cheaply.
(measure of dealing with problems)
In order to address the above problem, the invention is characterized in: possess unit housings, described unit housings has directly or the air inflow aperture that is connected with the air discharge opening of range hood via circulating line and directly or via the air outflow port of circulating line towards indoor opening, in the inside of described unit housings so that the mode that air inflow aperture side and air outflow port side separate is provided with the air cleaning member that is used for exhaust is flowed contained polluter removal.
At this, preferably, described unit housings also possesses via discharge duct towards the air outlet of outdoor opening, possess direction and switch the flow guiding mechanism of holding concurrently between described air outlet and described air outflow port, described direction is switched the flow guiding mechanism of holding concurrently and is used for the air-flow that flows to air outlet side and air outflow port side that flows from the exhaust of air inflow aperture is switched or/and the flow adjustment.
In addition, can exemplify out odor removal filter, smoke abatement filter, dehumidifying filter etc. as described air cleaning member.Also has the existing grease filter that range hood possessed.
In addition, as described discharge duct, utilizing the existing discharge duct that uses as being used for the outdoor exhaust of existing range hood is effectively, in the case, can utilize the short discharge duct newly established etc. that the air outlet of unit housings and existing discharge duct are coupled together.
In addition, preferred construction is, the sensor that possesses the concentration that is used for detecting the contained polluter of described exhaust stream in the inside of described unit housings, when by the detected detected value of described sensor during greater than predefined value or along with becoming big by the detected detected value of described sensor, the air-flow that utilizes described direction to switch to hold concurrently the flow guiding mechanism to make described exhaust flow to described air outflow port side cuts off or reduces, and makes from described air outlet and open fully or increase to the air-flow of outdoor exhaust side.
In addition, as described sensor, can exemplify out foul smell sensor, smoke sensor, temperature sensor etc.
According to such structure, the air discharge opening of the blower fan of the air inflow aperture of unit housings and for example existing range hood is directly linked, and the air outflow port that makes unit housings from the coaming plate of existing range hood etc. towards indoor (kitchen) opening.Perhaps, by such air cleaning member device is set, the range hood of existing (outdoor exhaust mode) can be changed to the range hood of indoor circulation mode: unit housings is arranged at the ceiling back side, kitchen, the air inflow aperture of unit housings is connected with the air discharge opening pipe arrangement of blower fan via circulating line, and the air outflow port that makes unit housings from the kitchen ceiling directly towards indoor opening or via circulating line from the kitchen ceiling towards indoor opening.
In addition, make air outlet that unit housings possesses via discharge duct towards outdoor opening, thereby except described indoor circulation function, can also use existing outdoor degassing function simultaneously.
In other words, be difficult to utilize the air cleaning member that is built in the unit housings that the polluter in the exhaust stream is removed under the situation of the degree that can not cause uncomfortable sensation to the user with physics mode, for example surpassed as the deodorizing capability of the odor removal filter of one of air cleaning member and under with situations such as physics mode can not capture fully high unusually owing to odor concentration (the odorous substance amount is many unusually), utilize the direction flow guiding mechanism of switch holding concurrently to switch to air outlet (outdoor exhaust) side from the airflow direction of the exhaust stream of air inflow aperture from air outflow port (indoor circulation) side, cause the air of foul smell of the concentration of uncomfortable sensation to be discharged to outdoor and not in the return chamber to the user by discharge duct thereby can make to contain.
In addition, as mentioned above, under the unusual situation of odor concentration, the foul smell sensor that detects odor concentration is arranged on desired area place in the unit housings.In other words, by adopting following structure, can automatically indoor circulation be switched to outdoor exhaust and outdoor exhaust is switched to indoor circulation: when by the detected detected value of foul smell sensor (odor concentration value) greater than predefined value or when becoming big gradually, be used to detection signal from the foul smell sensor and direction switched hold concurrently the flow guiding mechanism to carry out change action.
In addition, in the case, utilize direction to switch and hold concurrently the flow guiding mechanism, therefore can carry out indoor circulation constantly so that the flow that flows to the indoor circulation side of exhaust stream tails off and make the many modes of flow change that flow to outdoor exhaust side of exhaust stream automatically carry out the adjustment of flow.In other words, can be when to make flow be to utilize odor removal filter that odor concentration deodorizing (removal) to the exhaust stream of the degree that can not cause uncomfortable sensation to the user is flowed to the indoor circulation side indoor circulation and outdoor exhaust be used simultaneously and continue and carry out.
(invention effect)
According to air cleaning member device of the present invention, can utilize the existing range hood of outdoor exhaust mode, and change to the indoor circulation mode or have indoor circulation concurrently and the indoor and outdoor circulating exhaust mode of outdoor the two function of circulation.
In view of the above, change under the situation of indoor circulation mode at existing range hood outdoor exhaust mode, therefore need not purchase new range hood and just can change change, can provide a kind of change change from existing outdoor exhaust mode to the indoor circulation mode etc. with low cost.
In addition, because the employing unit housings possesses the air outlet that is used for outdoor exhaust and adopts via the structure of discharge duct towards outdoor opening, so, for example since in the exhaust stream contained odor concentration unusual high and can with physics mode with odor removal filter with odor concentration deodorizing (reductions) to the situation that can not cause the uncomfortable degree of feeling etc. to the user, can switch to via discharge duct to outdoor exhaust and not in the return chamber.
In addition, can dispose for example foul smell sensor in the desired area place in unit housings, utilize the foul smell sensor to detect odor concentration in the exhaust stream, and automatically carry out following adjustment according to the detection signal of foul smell sensor output: when detected detected value (odor concentration value) greater than predefined value or when becoming big gradually, utilize direction to switch to hold concurrently the flow guiding mechanism that the air-flow of exhaust stream is switched to outdoor exhaust side fully from the indoor circulation side, or with the air-flow of the indoor circulation side of exhaust stream be adjusted into can utilize odor removal filter with odor concentration deodorizing (removals) to the flow that can not cause the level that discomfort feels to the user.
Description of drawings
Fig. 1 is the diagrammatic side view that example is set that expression is applied to the air cleaning member device of the present invention of first embodiment existing range hood.
Fig. 2 is the vertical section side view of the air cleaning member device of the present invention of expression first embodiment.
To be expression be applied to existing range hood with the air cleaning member device of the present invention of first embodiment to Fig. 3 that another is provided with the diagrammatic side view of example.
Fig. 4 is the diagrammatic side view that example is set that expression is applied to the air cleaning member device of the present invention of second embodiment existing range hood.
Fig. 5 is the vertical section side view of the air cleaning member device of the present invention of expression second embodiment.
Fig. 6 is the functional block diagram of the schematic construction of expression air door on-off action device.
Fig. 7 is that expression utilizes air door on-off action device that the exhaust in the cell arrangement is flowed to the indoor circulation side and outdoor circulation side is distributed the flow chart of an example of the action of flowing.
(description of reference numerals)
A: air cleaning member device; 1,1-1: unit housings; 2: air cleaning member; 2a: odor removal filter 2b: smoke abatement filter; 2c: dehumidifying filter; 3: the air discharge opening; 4,7: circulating line 5,5-1: air inflow aperture; 6,12: indoor blow-off outlet; 8,8-1: air outflow port 13: air outlet; 14: direction is switched the flow guiding mechanism of holding concurrently; 18: discharge duct S2: foul smell sensor (sensor); B: range hood; G: exhaust stream;
The specific embodiment
Below, with reference to suitable accompanying drawing embodiments of the present invention are elaborated.
Fig. 1 is the diagrammatic side view that example is set that expression is applied to the air cleaning member device of the present invention of first embodiment existing range hood.
Present embodiment adopts the indoor circulation mode, as shown in Figure 1, at the ceiling back side in kitchen air cleaning member device A is set, suction traps exhaust stream G among the existing range hood B that is arranged on the wall K1 of kitchen through the air cleaning member described later 2 of air cleaning member device A and after being cleaned, as clean air g from being arranged in indoor blow-off outlet 6 return chamber on the ceiling K2 of kitchen (kitchen).
Here,, as shown in Figure 1, enumerated an example of slim type that blower fan B2 is arranged at the top of slim exhaust fume collecting hood B1, but also can be the range hood of dark type type, the form of range hood has been not particularly limited as existing range hood B.
As everyone knows, the structure of existing range hood B is, utilization be arranged on exhaust fume collecting hood B1 omission the lubricant component that exhaust is flowed among the G of the grease filter in the illustrated capture space capture to reclaim, wherein, the omission of described exhaust fume collecting hood B1 the suction of illustrated capture space utilization blower fan B2 suck and be captured in the exhaust stream G that produces in the cooking.
The structure of the air cleaning member device of＜the first embodiment 〉
Fig. 2 is the vertical section side view of the air cleaning member device of the present invention of expression first embodiment.
Air cleaning member device (being designated hereinafter simply as " cell arrangement ") A adopts to be possessed unit housings 1 and is built-in with the structure of air cleaning member 2 in the inside of described unit housings 1, and constitutes and polluters such as foul smell contained among the G, cigarette, moisture are flowed in exhaust remove.
As Fig. 1 and shown in Figure 2, described unit housings 1 possesses the air inflow aperture 5 that the circulating line 4 via upstream side is connected with the air discharge opening 3 of the blower fan B2 of range hood B at a short brink, and possesses the air outflow port 8 that the circulating line 7 via the downstream is connected with the indoor blow-off outlet 6 of kitchen ceiling K2 at another short brink.
In addition, as shown in Figure 2, unit housings 1 possesses rotary type in air inflow aperture 5 sides and opens and closes baffle plate 9.Described rotary type opens and closes baffle plate 9 and is used to pass air into mouthful 5 opening/closings from the power that has omitted illustrated motor etc.
In addition, though omitted diagram to particular content, can be so that the opening of air inflow aperture 5 (switching degree) can suitably be adjusted variable mode constitute rotary type and open and close baffle plate 9.For example, can utilize and omit the action control signal at stepper motor that illustrated switching degree control part (circuit for controlling motor) produces, the switching degree that passes air into mouth 5 is suitably adjusted variable.
In view of the above, can make the flow of exhaust stream G in unit housings 1 that sucks among exhaust fume collecting hood (capture space) B2 that traps range hood B suitably variable.
In addition, rotary type can be opened and closed the air discharge opening 3 that baffle plate 9 is arranged on blower fan B2.
The structure of＜air cleaning member 〉
Contained lubricant component (oil smoke) among the exhaust stream G that air cleaning member 2 will be produced by electromagnetic induction heating cooker (IH cooks heater) C1 or cooker C2 etc. in the cooking, foul smell (cooking smelly), cigarette (cigarette of Broiled Dish etc.), and the exhaust fume collecting hood B1 (grease filter) except by range hood B in the moisture polluters such as (water vapours) separates the lubricant component of removing, especially foul smell, cigarette, and moisture etc. separates from exhaust stream G and removes and be cleaned into clean air g.
As described air cleaning member 2, have odor removal filter 2a, smoke abatement filter 2b and dehumidifying filter 2c; In the present embodiment, as shown in Figure 2, odor removal filter 2a, smoke abatement filter 2b and dehumidifying filter 2c disposed and be built in unit housings 1 respectively successively to air outflow port 8 sides (downstream) from air inflow aperture 5 sides (upstream side) inside.
In addition, odor removal filter 2a is the adsorption filter that the porous material by the active carbon that utilizes suction-operated that the foul smell composition is separated from exhaust stream G to remove etc. constitutes, smoke abatement filter 2b is that filter material density is highdensity air cleaner, and the filter 2c that dehumidifies is the heat absorption filter that utilizes heat absorption and moisture is separated removal from exhaust stream G.
In addition, odor removal filter 2a, smoke abatement filter 2b and the built-in configuration of dehumidifying filter 2c in unit housings 1 inside are not limited to the described example that is provided with.For example, also can be according to the configuration sequence that begins to dispose smoke abatement filter 2b, odor removal filter 2a and dehumidifying filter 2c from upstream side.
In addition, inner through unit housings 1 and be back to and contain wetly in the indoor air but can not cause under the situations such as kitchen environment of uncomfortable sensation, can adopt at the only built-in odor removal filter 2a in the inside of unit housings 1 and smoke abatement filter 2b and the structure of not built-in dehumidifying filter 2c the user.
Moreover, also can adopt the structure of setting up grease filter in the inside of unit housings 1.In the case, can former state ground use the existing grease filter that range hood B possessed and carry out and with, also it can be removed.
[explanation of example is set]
Below, the cell arrangement A that uses first embodiment that constitutes is in the above described manner changed the example (construction example) that is provided with that changes to the indoor circulation mode with the range hood B of existing (outdoor exhaust mode) carry out simple declaration.
At first, will omit illustrated existing discharge duct (outdoor exhaust is used) pulls down and removes from the air discharge opening 3 of the blower fan B2 of existing range hood B.At this moment, will pull down with the cover plate B3 that the height from exhaust fume collecting hood B1 to kitchen ceiling K2 is installed to hide blower fan B2 etc.
By existing discharge duct is removed, the pipeline through hole 10 former states ground that is opened on kitchen ceiling K2 is used for the pipe arrangement of the circulating line 4 of upstream side from indoor to the ceiling back side.
Then, be identified for cleaned air passes g is blown back the aperture position of the indoor blow-off outlet 6 in indoor (kitchen) at kitchen ceiling K2.At this moment, preferably, so that the circulating line 7 in the circulating line 4 of upstream side and downstream for complications less roughly linearly the mode of pipe arrangement form set the aperture position of indoor blow-off outlet 6, wherein, the circulating line 4 of described upstream side passes pipeline through hole 10 and is connected to ceiling back side pipe arrangement and with air inflow aperture 5 sides of unit housings 1 from indoor, and the circulating line 7 in described downstream is communicated with to get up for air outflow port 8 and indoor blow-off outlet 6 with unit housings 1 by pipe arrangement.
Like this, after the aperture position of having set indoor blow-off outlet 6, on the desired location on the pipe arrangement circuit of two circulating lines 4,7, cell arrangement A is set.At this moment, unit housings 1 is arranged on the ceiling back side towards pipeline through hole 10 sides and air outflow port 8 towards the mode of indoor blow-off outlet 6 sides according to air inflow aperture 5.
In addition, the circulating line 4 of the upstream side that an end is connected with the air discharge opening 3 of the blower fan B2 of range hood B guides to the ceiling back side from pipeline through hole 10 pipe arrangements, and its other end is connected with the air inflow aperture 5 of unit housings 1.
Next, indoor blow-off outlet 6 is set, an end of the circulating line 7 in downstream is connected in described indoor blow-off outlet 6, and the other end is connected in the air outflow port 8 of unit housings 1 in kitchen ceiling K2 upper shed.At last, with the cover plate B3 that pulls down in advance installing to the mode of kitchen ceiling K2 from exhaust fume collecting hood B1, thereby finish that range hood B with existing (outdoor exhaust mode) changes the cell arrangement A that changes to the indoor circulation mode operation (with reference to Fig. 1) is set.
In addition, the described job step that is provided with is an example, and is not limited to this.
In addition, as shown in Figure 1, inspection socket 11 newly is set being provided with on the kitchen ceiling K2 of cell arrangement A, the air cleaning member 2 of odor removal filter 2a in regular retrieval unit housing 1 etc. and when cleaning and when it is replaced by new parts is opened inspection socket 11 and just can be carried out above-mentioned operation easily.That is to say, be built-in with the part of unit housings 1 bottom of air cleaning members 2 such as odor removal filter 2a or whole bottom and be formed and utilize fixed screw etc. and open and close.
Like this, utilize and changed the range hood B that changes to the indoor circulation mode, contain the lubricant component that produces in the cooking, foul smell, moisture, and the exhaust of cigarette stream G be inhaled into the exhaust fume collecting hood B1 (capture space) that traps range hood B thus lubricant component separated remove through having omitted illustrated grease filter immediately afterwards, the odor removal filter 2a that is communicated with the cell arrangement A that is provided with then successively through upstream side via circulating line 4, smoke abatement filter 2b, and dehumidifying filter 2c, thereby removed foul smell as separation, cigarette, and the clean air g after the purification of moisture is by in indoor blow-off outlet 6 return chamber of kitchen ceiling K2 (kitchen).
[another is provided with the explanation of example]
To be expression be applied to existing range hood with the air cleaning member device of first embodiment to Fig. 3 that another is provided with the diagrammatic side view of example.
This is provided with example is to change an example that changes to the indoor circulation mode, as shown in Figure 3, employing sets the form of circulating line 4,7 respectively along the rear side of outdoor kitchen wall K1 from the ceiling back side, cell arrangement A is arranged on the rear side of kitchen wall K1, and indoor blow-off outlet 6 openings are arranged on the front, bottom of cabinet C, thereby make cleaned air passes g blow back indoor from the front, bottom (underfooting) of cabinet C.
The structure of the air cleaning member device of＜the second embodiment 〉
Fig. 4 is the diagrammatic side view that example is set that expression is applied to the air cleaning member device of the present invention of second embodiment existing range hood.
Present embodiment adopts the indoor circulation mode, as shown in Figure 4, cell arrangement A-1 is set directly at the top of the blower fan B2 of existing range hood B, make through the air cleaning member 2 of cell arrangement A-1 and the clean air g that has been cleaned near the ceiling K2 of kitchen in indoor blow-off outlet 12 return chamber of indoor opening (kitchen).
In addition, except the indoor circulation mode, also can with will flow into exhaust stream G in the cell arrangement A-1 all or a part of be discharged to outdoor and carry out simultaneously without the outdoor exhaust mode of air cleaning member 2.
Fig. 5 is the vertical section side view of the air cleaning member device of the present invention of expression second embodiment.
With the detailed description of above-mentioned embodiment similarly, cell arrangement A-1 adopts to be possessed unit housings 1-1 and is built-in with the structure of air cleaning member 2 in the inside of described unit housings 1-1, and forms and polluters such as foul smell contained among the G, cigarette and moisture are flowed in exhaust remove.
In addition, because air cleaning member 2 is substantially the same with the described first embodiment detailed description, same section has been added identical Reference numeral, thereby omitted its detailed description.
Unit housings 1-1 forms proper volume with the blower fan B2 that can be contained in existing range hood B and the degree between the ceiling K2 of kitchen and shape in the form of a substantially rectangular in vertical view.
As shown in Figure 4 and Figure 5, described unit housings 1-1 is provided with the air inflow aperture 5-1 that is connected with the air discharge opening 3 of the blower fan B2 of existing range hood B in the mode that roughly directly links near a short brink on a long side, and is provided with the air outflow port 8-1 that becomes to the indoor blow-off outlet 12 of indoor direct opening at another short brink.
In addition, unit housings 1-1 also is being provided with air outlet 13 with opposed another long side of air inflow aperture 5-1, and between described air outlet 13 and air outflow port 8-1, be provided with the double flow guiding mechanism 14 of direction switching, be used for the air-flow that flows to air outlet 13 sides and air outflow port 8-1 side that flows G from the exhaust of air inflow aperture 5-1 is switched and/or the flow adjustment.
Direction is switched flow guiding mechanism 14 roles of holding concurrently: will switch to outdoor exhaust side or switch to the indoor circulation side from outdoor exhaust side from the indoor circulation side from the air-flow of the exhaust stream G in the air inflow aperture 5-1 inflow unit housings 1-1; And the flow that flows to outdoor exhaust side that G is flowed in flow that flows to the indoor circulation side and the exhaust of exhaust stream G distributes adjustment.
As shown in Figure 5, described direction is switched the flow guiding mechanism 14 of holding concurrently and is possessed slidingtype air door 15 and revolving damper 16, wherein, it is the open side of opposed shape by opening that described slidingtype air door 15 is set to the inside with unit housings 1-1 separates the built-in side of filter that becomes to be built-in with odor removal filter 2a, smoke abatement filter 2b and dehumidifying filter 2c and air inflow aperture 5-1 and air outlet 13, and described revolving damper 16 directly is equipped on air outlet in the mode that air outlet 13 is opened and closed.
On the other hand, revolving damper 16 is constituted as to utilize and has omitted illustrated stepper motor and carry out rotational action, makes air outlet 13 close or open fully.
In addition, though omitted diagram, but the action unlatching/shutoff of each stepper motor of slidingtype air door 15 and revolving damper 16 for example can be adopted on the operation switch portion in the exhaust fume collecting hood B1 front of range hood B motor switch is set respectively, makes slidingtype air door 15 and revolving damper 16 open/close the mode of moving on the direction respectively.
In addition, as shown in Figure 5, in the present embodiment, the rotary type that is provided with as the fire prevention measure unit at the air inflow aperture 5-1 of unit housings 1-1 cuts off baffle plate 17.As shown in Figure 4, described partition baffle plate 17 has utilized by the omission of the detection signal drives of the outputs such as temperature sensor S1 that are provided in exhaust fume collecting hood B1 front side etc. illustrated motor and air inflow aperture 5-1 has been closed.
In other words, when temperature than the higher exhaust stream G of the temperature that is produced in the common cooking when heating device rises near the of exhaust fume collecting hood B1 and detects described high temperature by temperature sensor S1, described detection signal is output to and has omitted illustrated motor controling part (diagram is omitted) etc., and shown in the double dot dash line among Fig. 5, partition baffle plate 17 is closed the air inflow aperture 5-1 of unit housings 1-1.
[explanation of example is set]
Below, utilize the cell arrangement A-1 of second embodiment that constitutes in the above described manner, change to change to and have the two the example (construction example) that is provided with of indoor and outdoor circulating exhaust mode of indoor circulation mode and outdoor exhaust mode concurrently and carry out simple declaration being used for range hood B with existing (outdoor exhaust mode).
At first, existing discharge duct (outdoor exhaust is used) is pulled down from the air discharge opening 3 of the blower fan B2 of existing range hood B.Between air discharge opening 3 and the existing discharge duct 18 pulled down, to guarantee the mode that the space is set of unit housings 1-1, with the unnecessary length excision of existing discharge duct 18.
Then, with existing discharge duct 18 with when the air outlet 13 of unit housings 1-1 is connected, opposed air inflow aperture 5-1 directly or via the air discharge opening 3 of short air path pipeline 19 with the blower fan B2 of existing range hood B is connected, and unit housings 1-1 is arranged on the top of blower fan B2.At this moment, unit housings 1-1 is fixed on the wall K1 of kitchen by fixed screw etc.
At last, installation has to be blocked towards the portion of opening bottom of the air outflow port 8-1 of the unit housings 1-1 of indoor and the new coaming plate B3 of the height between the exhaust fume collecting hood B1, thus finish that range hood B with existing (outdoor exhaust mode) changes the cell arrangement A-1 that changes to the indoor and outdoor circulating exhaust mode that has indoor circulation mode and existing these two functions of outdoor endless form concurrently operation (with reference to Fig. 4) is set.
In addition, the described job step that is provided with is an example, and is not limited to this.
In addition, new coaming plate B3 can use and highly be the material from exhaust fume collecting hood B1 to kitchen ceiling K2, and can be provided with under the state, the peristome that utilizes the slit-shaped that punching processing etc. forms is set at the part place of the height of the air outflow port 8-1 that is positioned at unit housings 1-1, with described peristome as indoor blow-off outlet 12.
Like this, according to being changed the range hood B that changes to indoor and outdoor circulating exhaust mode, utilize revolving damper 16 that the air outlet 13 of unit housings 1-1 is closed and slidingtype air door 15 is opened fully, in view of the above, it is such that first embodiment as described describes in detail, the exhaust stream G that through grease filter grease separate is removed immediately after being inhaled among the exhaust fume collecting hood B1 (capture space) that traps range hood B and flowed into is successively through the odor removal filter 2a of the cell arrangement A-1 that is arranged at the downstream, smoke abatement filter 2b, and dehumidifying filter 2c, thereby removed foul smell as separation, cigarette, moisture and the clean air g that purified are from indoor blow-off outlet 12 return chamber on the coaming plate B3 top of indoor opening (kitchen).
At the odor removal filter 2a that is difficult to physics mode by cell arrangement A-1, smoke abatement filter 2b, and the polluter that dehumidifying filter 2c flows exhaust among the G is not removed to and can causes under the situation of the uncomfortable degree of feeling the user, for example, because the unusual height of odor concentration (odorous substance amount unusual many), surpassed the deodorizing capability of odor removal filter 2a and waited under the situation not to the utmost with odor removal filter 2a capture, slidingtype air door 15 is closed and the revolving damper 16 of air outlet 13 is opened fully, make airflow direction switch to air outlet 13 (outdoor exhaust) side from the outdoor exhaust side of indoor circulation side direction from the exhaust stream G of the air inflow aperture 5-1 of unit housings 1-1.In view of the above, can make and contain that to cause the foul smell of the concentration of uncomfortable sensation to be discharged to via discharge duct 18 from air outlet 13 to the user outdoor, and not in the return chamber.
In addition, the switching degree of slidingtype air door 15 and revolving damper 16 is adjusted.For example, the becoming many mode via discharge duct 18 towards outdoor mobile flow from air outlet 13 the switching degree of slidingtype air door 15 and revolving damper 16 adjusted of exhaust stream G so that the flow that flows to air outflow port 8-1 side from air inflow aperture 5-1 of exhaust stream G tails off, in view of the above can so that state and outdoor exhaust that the indoor circulation flow in the return chamber of exhaust stream G tails off carry out simultaneously.
In other words, what make exhaust stream G is reduced to the amount suitable to the deodorizing capability of foul smell with odor removal filter 2a from air inflow aperture 5-1 to the flow of indoor circulation (air outflow port 8-1) side flow, in view of the above can be from the exhaust stream G that has passed through odor removal filter 2a foul smell (not be caused the degree ground of uncomfortable sensation) fully to the user and separate to remove and as in the air g return chamber that has purified (kitchen).
[explanation of another embodiment]
In addition, in second embodiment, as mentioned above, constitute the air-flow that the exhaust of cell arrangement A-1 can be flowed G and switch to outdoor exhaust side or switch to the indoor circulation side, and then automatically the flow that flows to the indoor circulation side of exhaust stream G and the flow that flows to outdoor exhaust side of exhaust stream G are distributed adjustment from outdoor exhaust side from the indoor circulation side.
That is to say, the direction flow guiding mechanism 14 of switch holding concurrently also possesses air door on-off action device 20, the air-flow that flows to the indoor circulation side that the air-flow that exhaust can be flowed G switches to outdoor exhaust side fully or automatically exhaust flowed G from the indoor circulation side be adjusted into can utilize odor removal filter 2a with odor concentration deodorizing (removals) to the flow that can not cause the degree that discomfort feels to the user.
Fig. 6 is the functional block diagram of the schematic construction of expression air door on-off action device.Here, suitably describe with reference to Fig. 4 and Fig. 5.
Air door on-off action device 20 constitutes possesses foul smell sensor S2 and judging unit 22, and wherein, described foul smell sensor S2 is configured in the inside of unit housings 1-1 and detects contained odor concentration among the exhaust stream G; Described judging unit 22 is built in microcomputer 21, and the detected detected value of described foul smell sensor S2 (hereinafter referred to as " detectable concentration value ") Zn and predefined value (hereinafter referred to as " setting concentration value ") Z are compared.
Foul smell sensor S2 and judgment means 22 are set to the in service of range hood B and play a role.
In addition, air door on-off action device 20 possesses circulation motor actuating circuit 23 and exhaust motor actuating circuit 24, wherein, described circulation motor actuating circuit 23 controls make slidingtype air door 15 open and close the stepper motor that moves on the direction, and described exhaust motor actuating circuit 24 controls make revolving damper 16 open and close the stepper motor that moves on the direction.
The structure of＜foul smell sensor 〉
Foul smell sensor S2 (for example detects various foul smell compositions contained in exhaust stream G, ammonia, trimethylamine, hydrogen sulfide, mercaptan, acetic acid, acetaldehyde, dimethyl sulfide, allyl methyl thioether etc.) constituent concentration, and constitute the odor concentration in the detection exhaust in service stream G of range hood B and detected detectable concentration value outputed to judging unit 22.
As shown in Figure 5, described foul smell sensor S2 is configured in odor removal filter 2a, smoke abatement filter 2b in the unit housings 1-1 of cell arrangement A-1 and downstream space (air outflow port 8-1) side of dehumidifying filter 2c, and detects the odor concentration among the exhaust stream G that flows to downstream space through odor removal filter 2a, smoke abatement filter 2b and dehumidifying filter 2c.
In addition, though omitted diagram, but also foul smell sensor S2 can be configured in the downstream (among Fig. 5, between odor removal filter 2a and the smoke abatement filter 2b) of odor removal filter 2a, and to detecting through the odor concentration among the stream of the exhaust behind the odor removal filter 2a G.
The structure of＜judging unit 〉
Judging unit 22 is constituted as: in service at range hood B, to compare with setting concentration value Z by the detectable concentration value Zn of foul smell sensor S2 output, when detectable concentration value Zn when setting concentration value Z or becoming big gradually, be judged as the deodorizing capability of odor concentration, and actuating signal (working instruction signal) is outputed to circulation motor actuating circuit 23 and exhaust motor actuating circuit 24 above odor removal filter 2a.
[Action Specification]
Below, simple declaration is carried out in the action of the cell arrangement A-1 of second embodiment that constitutes further possessing air door on-off action device 20.
Fig. 7 is that expression utilizes the exhaust with in the cell arrangement of air door on-off action device to flow to the indoor circulation side and outdoor circulation side is distributed the flow chart of an example of the action of flowing.
Range hood B brings into operation, and utilize foul smell sensor S2 to detect odor concentration (step 30) among the exhaust stream G, and detected described detectable concentration value Zn is output to the judging unit 22 of microcomputer 21; Wherein, described exhaust stream G is produced by the cooking, be inhaled into and trap exhaust fume collecting hood B1 (capture space) afterwards immediately through having omitted illustrated grease filter and making the separated removal of lubricant component, flow into from the air inflow aperture 5-1 of the unit housings 1-1 that is communicated with the cell arrangement A-1 that is provided with the downstream, flow to the downstream, inside of unit housings 1-1 more successively through odor removal filter 2a, smoke abatement filter 2b and dehumidifying filter 2c.
When detectable concentration value Zn is imported into judging unit 22, carry out the judgement (step 31) that detectable concentration value Zn and setting concentration value Z are compared by judging unit 22.When judging unit 22 is judged as detectable concentration value Zn (being judged as "No") when setting concentration value Z or becoming big gradually, from microcomputer 21 to circulation motor actuating circuit 23 and exhaust motor actuating circuit 24 output services command signals.
When working instruction signal when microcomputer 21 is input to circulation motor actuating circuit 23 and exhaust motor actuating circuit 24, control signal from circulation motor actuating circuit 23 makes the stepper motor of slidingtype air door 15 begin to carry out moving to the direction of closing air door 15, simultaneously, the control signal from exhaust motor actuating circuit 24 makes the stepper motor of revolving damper 16 begin to make air door 16 to the direction action (step 32) of further opening.At this moment, two stepper motors little by little are rotated action.
Make slidingtype air door 15 move, make revolving damper 16 when opening the direction action when having finished the spinning movement that utilizes two stepper motors to closing direction, return step 30, repeat the step of utilizing foul smell sensor S2 that the odor concentration among the exhaust stream G is detected and utilizes step 31 to judge.
And be equal to or less than when setting concentration value Z (being judged as "Yes") when be judged as detectable concentration value Zn by step 31, finish to utilize the switching degree adjustment of 20 pairs of slidingtype air doors 15 of air door on-off action device and revolving damper 16.
Like this, according to the cell arrangement A-1 that possesses second embodiment that air door on-off action device 20 constitutes, the odor concentration that utilizes foul smell sensor S2 to detect among the exhaust stream G is adjusted the switching degree of slidingtype air door 15 and revolving damper 16, thus can automatically carry out exhaust stream G from air inflow aperture 5-1 to the flow of indoor circulation (air outflow port 8-1) side flow and exhaust stream G from the distribution adjustment of air outlet 13 between the mobile flow of outdoor exhaust side.
In other words, can automatically carry out the distribution adjustment of such exhaust stream G: make the flow that flows to indoor circulation (indoor blow-off outlet) side from air inflow aperture 5-1 of exhaust stream G become the amount suitable, and the amount row of the deodorizing capability that surpasses odor removal filter 2a who exhaust is flowed G is to outdoor with the deodorizing capability of odor removal filter 2a.
Thus, can automatically make the exhaust stream G of the amount suitable flow into the indoor circulation side and foul smell be separated removal fully through odor removal filter 2a with the deodorizing capability of odor removal filter 2a, and as being purified to not the clean air g (kitchen) in indoor blow-off outlet 12 return chamber that can cause the degree of uncomfortable sensation to the user.
In addition, in each above-mentioned embodiment,, the example that uses stepper motor is illustrated, but also can selects various servomotors such as AC servo motor or DC servo motor as the motive drive source of slidingtype air door 15 and revolving damper 16.
In addition, can use stepper motor or servomotor, and the control part (microcomputer) of controlling these motors can be exported positive rotaring signal and reverse signal, to provide to control part as the setting concentration value Z of desired value, and utilize the feedback control system that will feed back by the detectable concentration value Zn that foul smell sensor S2 produces, the flow that flows to air outflow port 8-1 (indoor circulation) side and air outlet 13 (outdoor exhaust) side that flows G from the exhaust of air inflow aperture 5-1 is distributed adjustment.
Claims (3)
1. the air cleaning member device of a range hood, it is characterized in that, possess unit housings, described unit housings has directly or the air inflow aperture that is connected with the air discharge opening of range hood via pipeline and direct or via the air outflow port of pipeline towards indoor opening
Wherein, the air cleaning member that contained polluter is removed in the inside of described unit housings is built-in with exhaust stream in the mode that air inflow aperture side and air outflow port side are separated.
2. the air cleaning member device of range hood as claimed in claim 1 is characterized in that, described unit housings also possesses via discharge duct towards the air outlet of outdoor opening,
Wherein, the air cleaning member device of described range hood possesses direction and switches the flow guiding mechanism of holding concurrently, and described direction is switched the flow guiding mechanism of holding concurrently and is used for the air-flow that flows to air outlet side and air outflow port side that flows from the described exhaust of described air inflow aperture is switched or/and the flow adjustment.
3. the air cleaning member device of range hood as claimed in claim 2, it is characterized in that the air cleaning member device of described range hood constitutes: possess the sensor that is used for detecting the contained pollutant concentration of described exhaust stream in the inside of described unit housings; When by the detected detected value of described sensor during greater than predefined value or along with becoming big by the detected detected value of described sensor, utilize described direction to switch to hold concurrently the flow guiding mechanism that the air-flow to the air outflow port side of described exhaust stream is cut off or reduce, and make from described air outlet and open fully or increase to the air-flow of outdoor exhaust side.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2010121791A JP5606795B2 (en) | 2010-05-27 | 2010-05-27 | Range hood air purification unit equipment |
| JP2010-121791 | 2010-05-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102261687A true CN102261687A (en) | 2011-11-30 |
Family
ID=45008428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011101050057A Pending CN102261687A (en) | 2010-05-27 | 2011-04-26 | Air purification unit device of range hood |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP5606795B2 (en) |
| CN (1) | CN102261687A (en) |
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| CN103185360A (en) * | 2012-12-20 | 2013-07-03 | 武汉第二船舶设计研究所 | Kitchen air treatment system |
| CN103486640A (en) * | 2013-10-14 | 2014-01-01 | 周宏军 | Automatic switch device of range hood |
| CN104566561A (en) * | 2013-10-10 | 2015-04-29 | 博西华电器（江苏）有限公司 | Exhaust apparatus for smoke ventilator, and smoke ventilator |
| CN106369649A (en) * | 2015-07-22 | 2017-02-01 | 广东顺德村田电器有限公司 | Internal discharging type self-purification oil fume suction machine |
| CN107238120A (en) * | 2016-03-29 | 2017-10-10 | 南台科技大学 | Oil fume removing device with intelligent detection function |
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| CN109959036A (en) * | 2017-12-14 | 2019-07-02 | 博西华电器（江苏）有限公司 | Air cleaning control method, device and kitchen ventilator for kitchen ventilator |
| CN110671731A (en) * | 2019-10-18 | 2020-01-10 | 佛山市顺德区美的洗涤电器制造有限公司 | Range hood and control method |
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| CN103473881A (en) * | 2013-08-02 | 2013-12-25 | 绍兴市弗兰特电器有限公司 | Smog-temperature alarm smoke ventilator and district alarm system |
| DE102016206320A1 (en) * | 2016-04-14 | 2017-10-19 | BSH Hausgeräte GmbH | Extractor hood with outlet grille |
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| CN103486640A (en) * | 2013-10-14 | 2014-01-01 | 周宏军 | Automatic switch device of range hood |
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| CN107238120A (en) * | 2016-03-29 | 2017-10-10 | 南台科技大学 | Oil fume removing device with intelligent detection function |
| CN107606662A (en) * | 2016-07-12 | 2018-01-19 | 曹钢 | Novel fan waste gas recycles turbocharging lampblack absorber |
| CN107606662B (en) * | 2016-07-12 | 2020-04-14 | 曹钢 | Fan exhaust gas recirculation turbocharging range hood |
| CN109959036A (en) * | 2017-12-14 | 2019-07-02 | 博西华电器（江苏）有限公司 | Air cleaning control method, device and kitchen ventilator for kitchen ventilator |
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Also Published As
| Publication number | Publication date |
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| JP5606795B2 (en) | 2014-10-15 |
| JP2011247503A (en) | 2011-12-08 |
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