CN111520787A - Indoor range hood and operation control method thereof - Google Patents
Indoor range hood and operation control method thereof Download PDFInfo
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- CN111520787A CN111520787A CN202010472837.1A CN202010472837A CN111520787A CN 111520787 A CN111520787 A CN 111520787A CN 202010472837 A CN202010472837 A CN 202010472837A CN 111520787 A CN111520787 A CN 111520787A
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- air outlet
- range hood
- air
- top plate
- indoor range
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C15/00—Details
- F24C15/20—Removing cooking fumes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C15/00—Details
- F24C15/20—Removing cooking fumes
- F24C15/2021—Arrangement or mounting of control or safety systems
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- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
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Abstract
The invention relates to an indoor range hood and an operation control method thereof, the indoor range hood comprises an upper shell, a fan system and a smoke collecting hood, a top plate is arranged above the smoke collecting hood, the top plate is connected below the upper shell, and a gap is formed between the top plate and the smoke collecting hood, and the indoor range hood is characterized in that: still include the benefit tuber pipe, be equipped with the benefit blast gate in the benefit tuber pipe, the one end and the kitchen exterior space intercommunication of benefit tuber pipe, the other end and the roof of benefit tuber pipe and the clearance intercommunication between the collection petticoat pipe, be equipped with on the side of collection petticoat pipe or/and the roof with the air outlet subassembly of clearance intercommunication. Compared with the prior art, the invention has the advantages that: can follow kitchen exterior space initiative and introduce the new trend, this new trend forms outer surrounding flow field with near kitchen range hot-air easily to reduce the interference to near flow field of range hood when door and window open and shut and other personnel walk about, can also provide the face effect of blowing for the user, promote to use and experience.
Description
Technical Field
The invention relates to an indoor range hood and an operation control method thereof.
Background
At present, most of high-rise houses adopt a centralized smoke exhaust mode, an indoor range hood is connected with a public flue through a smoke pipe and a check valve, and oil smoke in a kitchen is exhausted into the public flue through the smoke pipe through the indoor range hood. However, the cooking habit of big oil smoke of Chinese people and the current situation of big air volume and big air pressure pursued by the existing range hood cause the big air volume and big pressure in the public flue, so the problem of unsmooth smoke discharge often occurs. In addition, when a plurality of users use the range hood, the habit of closing the doors and the windows of the kitchen is concerned, the situation that the resistance of an inlet is increased due to vacuumizing in the kitchen easily occurs under the condition that the doors and the windows are closed, the flow of the indoor range hood cannot reach the target flow, and the doors and the windows are difficult to start is caused at the same time; many users of on the other hand have in summer and feel kitchen heat, and kitchen air conditioner and cold air heater generally blow from the top and be the internal circulation, disturb the flow field easily and lead to the oil absorption cigarette effect variation, the head back head is cool, still make kitchen air conditioner and cold air heater flabellum itself by the oil smoke air pollution of circulation easily, use difficult clearance after a period have the peculiar smell in addition, influence experience, and then influence user experience and public praise.
Disclosure of Invention
The first technical problem to be solved by the present invention is to provide an indoor range hood capable of actively introducing fresh air from the outside to provide user experience in use, aiming at the prior art.
The second technical problem to be solved by the invention is to provide an operation control method of an indoor range hood, which can actively introduce fresh air from the outside so as to provide user experience.
The technical scheme adopted by the invention for solving the first technical problem is as follows: the utility model provides an indoor range hood, includes the casing, is equipped with the fan system in the upper casing, and the below of going up the casing is equipped with the collection petticoat pipe, is equipped with the air intake on the collection petticoat pipe, goes up to be equipped with in the casing with the oil smoke passageway of the air intake intercommunication of collection petticoat pipe, the fan system is located the oil smoke passageway, and collection petticoat pipe top is equipped with the roof, and the roof is connected in the upper casing below, and is formed with gapped, its characterized in: still include the benefit tuber pipe, be equipped with the benefit blast gate in the benefit tuber pipe, the one end and the kitchen exterior space intercommunication of benefit tuber pipe, the other end and the roof of benefit tuber pipe and the clearance intercommunication between the collection petticoat pipe, be equipped with on the side of collection petticoat pipe or/and the roof with the air outlet subassembly of clearance intercommunication.
As an improvement, the air outlet assembly comprises a box body, an air inlet is formed in the box body, a filtering piece is arranged at the air inlet, a pressure equalizing cavity is formed in the box body, an air outlet is also formed in the box body, and the air inlet and the air outlet are both communicated with the pressure equalizing cavity; the air inlet of the box body is positioned in a gap formed between the top plate and the smoke collecting cover, and the air outlet of the box body is positioned on the surface of the smoke collecting cover or the top plate.
The box body bottom below is formed with a depressed groove and wholly inlays in the depressed groove and is equipped with and filter the material and make filter, the depressed groove bottom sets up the air intake, the equipressure chamber that is formed with in the box body are the S type, and the air outlet setting is at the box body upper surface.
And the air outlet assembly is further improved and comprises an adjusting sheet which is movably arranged at the air outlet of the box body and used for adjusting the size of the opening of the air outlet.
And the top plate is provided with a plurality of groups of air outlet assemblies communicated with the gaps. The installation angles of the air outlet assemblies can be the same or different.
And the improved structure is characterized in that one or more groups of air outlet assemblies are arranged on the front side of the top plate, and one or more groups of air outlet assemblies are also arranged on the left side and the right side of the top plate.
And the air supplementing valve is improved, and has different opening angles.
The technical scheme adopted by the invention for solving the second technical problem is as follows: an operation control method of an indoor range hood with the structure is characterized in that: after the indoor range hood is started, the operation control is carried out in the following mode:
step 1, operating according to a gear pressed by a user, and then entering step 2;
step 2, detecting the ambient temperature, if the ambient temperature is lower than the preset temperature, normally operating the indoor range hood, and turning to the step 4; if the environmental temperature is greater than or equal to the preset temperature, entering the step 3;
if the doors and windows of the kitchen are closed, the possibility of negative pressure suction in the kitchen is judged, the air outlet assemblies on the front side, the left side and the right side of the top plate are opened, the air supplementing valve is opened at the same time, the opening angle of the air supplementing valve is K2, and the gear of the indoor range hood is reduced; then returning to the step 2 until the user presses other keys;
if only one of the kitchen doors and windows is opened and the other one is closed, the air outlet assembly on the front side of the top plate is opened, the air outlet assemblies on the left side and the right side of the top plate are closed, the air supply valve is simultaneously opened, the opening angle of the air supply valve is K0, and the running state of the indoor range hood is unchanged; then returning to the step 2 until the user presses other keys;
if the kitchen doors and windows are opened, the air outlet assemblies on the front side, the left side and the right side of the top plate are opened, the air supplementing valve is opened at the same time, the opening angle of the air supplementing valve is K1, and the gear of the indoor range hood is improved; then returning to the step 2 until the user presses other keys;
step 4, respectively controlling according to the opening and closing conditions of the kitchen doors and windows:
if the doors and windows of the kitchen are closed, the possibility of sucking negative pressure in the kitchen is judged, the air outlet assembly on the front side of the top plate is closed, the air outlet assemblies on the left side and the right side of the top plate are opened, the air supplementing valve is opened at the same time, the opening angle of the air supplementing valve is K2, and the gear of the indoor range hood is reduced; then returning to the step 2 until the user presses other keys;
if only one of the kitchen doors and windows is opened and the other one is closed, the air outlet assemblies on the front side and the left side and the right side of the top plate are all closed, the air supplementing valve is closed, and the running state of the indoor range hood is unchanged; then returning to the step 2 until the user presses other keys;
if the kitchen doors and windows are opened, the air outlet assembly on the front side of the top plate is closed, the air outlet assemblies on the left side and the right side of the top plate are opened, the air supplementing valve is opened at the same time, the opening angle of the air supplementing valve is K1, and the gear of the indoor range hood is improved; then returning to the step 2 until the user presses other keys;
the K1, the K2 and the K0 are preset values, and the K2 is larger than the K1 and is larger than the K0.
10. The operation control method according to claim 9, characterized in that: the K2 equals 90 degrees, the K1 equals 60 degrees, and the K0 equals 30 degrees.
Compared with the prior art, the invention has the advantages that: according to the scheme, the gap space between the smoke collecting hood and the top plate of the range hood is completely independent of the gap space outside the oil smoke channel, the air supplementing valve communicated with the external space of a kitchen is added, and fresh air is introduced from the external space of the kitchen by using the negative pressure of the range hood; the entered fresh air flows in a gap space formed between the smoke collecting hood and the top plate, so that on one hand, the internal temperature of the range hood can be reduced by utilizing the heat exchange between the smoke collecting hood and the top plate, on the other hand, the air flow formed by the introduced fresh air is discharged through the air outlet assembly, the fresh air and hot air near the cooker easily form an external surrounding flow field, the surrounding flow field can reduce the interference on the flow field near the range hood when doors and windows are opened and closed and other people walk, and can also reduce extreme vacuumizing and provide a facial blowing effect for a user standing in front of the range hood; in the improvement scheme, carry out rational configuration through the air outlet direction of air outlet subassembly, can also further supply the new air that the secondary jetted for cooking utensils, promote the oxygen proportion and then promote combustion sufficiency and thermal efficiency, promote to use and experience.
Drawings
FIG. 1 is a schematic structural diagram of an indoor range hood according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of an indoor range hood from another view angle according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of an air outlet assembly according to an embodiment of the present disclosure;
FIG. 4 is a sectional view of an indoor range hood according to an embodiment of the present invention;
FIG. 5 is an enlarged view of a portion of the outlet assembly of FIG. 4;
fig. 6 is a schematic view of a surrounding flow field near an indoor range hood in the embodiment of the invention.
Fig. 7 is a flowchart of an operation control method of an indoor range hood according to an embodiment of the present invention.
Detailed Description
The invention is described in detail below with reference to the accompanying drawings.
As shown in fig. 1, 2 and 4, an indoor range hood comprises an upper casing 1, a fan system 2 is arranged in the upper casing 1, a smoke collecting hood 3 is arranged below the upper casing 1, an air inlet is arranged on the smoke collecting hood 3, an oil smoke channel 4 communicated with the air inlet of the smoke collecting hood is arranged in the upper casing 1, the fan system 3 is positioned in the oil smoke channel 4, a top plate 5 is arranged above the smoke collecting hood 3, the top plate 5 is connected below the upper casing 1, a ring-shaped gap a is formed between the top plate 5 and the smoke collecting hood 3, a rear plate is arranged at the rear side of the upper casing, a wind supplementing pipe 6 is fixedly connected on the rear plate, a wind supplementing valve 7 is arranged in the wind supplementing pipe 6, and the wind supplementing valve has different opening angles; one end and the kitchen exterior space intercommunication of tonifying qi pipe 6, the other end of tonifying qi pipe 6 and the clearance A intercommunication between roof and the collection petticoat pipe 3, the front side and the left and right sides of collection roof all be equipped with the air outlet subassembly 8 of clearance A intercommunication. In addition, the front side of the fume collecting hood 3 is often provided with a control panel, so that the left side and the right side of the fume collecting hood 3 can also be provided with the air outlet components 8.
In this embodiment, the air outlet assembly 8 includes a box body 81, a recessed groove 82 is formed below the bottom of the box body, a filter element 84 made of a filter material is integrally embedded in the recessed groove 82, an air inlet 83 is formed at the bottom of the recessed groove 82, an S-shaped pressure-equalizing chamber 85 is formed in the box body 81, an air outlet 86 is further formed on the upper surface of the box body, and the air inlet 82 and the air outlet 86 are both communicated with the pressure-equalizing chamber 85; when the air outlet assembly 8 is installed, the air inlet 83 and the filter element 84 of the box body 81 are located in the gap a formed between the top plate and the smoke collecting hood, and the air outlet 86 of the box body is located on the surface of the top plate. An adjusting sheet 87 for adjusting the size of the opening of the air outlet is movably arranged at the air outlet 86, as shown in fig. 3 and 5.
In this embodiment, the front side of roof is equipped with three air outlet subassembly of group, the roof left and right sides is equipped with two sets of air outlet subassembly respectively. The installation angle of the air outlet component can be the same or different, and in the embodiment, the air outlet of the air outlet component is arranged towards the outside of the range hood.
At the moment, when the range hood is started to operate, fresh air is introduced from the outside of a kitchen through an air supplementing pipe and an air supplementing valve which are installed on the rear side of the range hood, the fresh air passes through a gap between a smoke collecting hood made of sheet metal parts and a top plate, is filtered through preliminary heat exchange and a filtering piece and is blown out from an air outlet of an air outlet assembly, in order to ensure the cleanness and uniformity of outlet air, the air outlet assembly is provided with the filtering piece, a pressure equalizing cavity is arranged in the air outlet assembly, the fresh air downwards enters the pressure equalizing cavity after passing through the filtering piece, the pressure equalizing is carried out on the fresh air in the pressure equalizing cavity through an S-shaped bend, so that the fresh air is blown out obliquely upwards from the top plate of the range hood under certain static pressure, on one hand, the part of the fresh air is easier to be combined with a chimney suction effect of hot air near the range hood to form an outer, the comfort is improved, and simultaneously, the new air injected by secondary injection is supplemented to the stove by utilizing the outer ring, so that the oxygen proportion is improved, and further, the combustion sufficiency and the thermal efficiency are improved, and the reference is made to fig. 6.
After the indoor range hood is started, the operation control is carried out in the following mode, and the mode is shown in fig. 7:
step 1, operating according to the air volume gear pressed by a user, and then entering step 2;
step 2, detecting the ambient temperature, and if the ambient temperature is lower than the preset temperature, turning to step 4; if the environmental temperature is greater than or equal to the preset temperature, entering the step 3;
if the doors and windows of the kitchen are closed, the possibility of negative pressure suction in the kitchen is judged, the air outlet assemblies on the front side, the left side and the right side of the top plate are opened, the air supplementing valve is opened at the same time, the opening angle of the air supplementing valve is K2, and the gear of the indoor range hood is reduced; then returning to the step 2 until the user presses other keys;
if only one of the kitchen doors and windows is opened and the other one is closed, the air outlet assembly on the front side of the top plate is opened, the air outlet assemblies on the left side and the right side of the top plate are closed, the air supply valve is simultaneously opened, the opening angle of the air supply valve is K0, and the running state of the indoor range hood is unchanged; then returning to the step 2 until the user presses other keys;
if the kitchen doors and windows are opened, the air outlet assemblies on the front side, the left side and the right side of the top plate are opened, the air supplementing valve is opened at the same time, the opening angle of the air supplementing valve is K1, and the gear of the indoor range hood is improved; then returning to the step 2 until the user presses other keys;
step 4, respectively controlling according to the opening and closing conditions of the kitchen doors and windows:
if the doors and windows of the kitchen are closed, the possibility of sucking negative pressure in the kitchen is judged, the air outlet assembly on the front side of the top plate is closed, the air outlet assemblies on the left side and the right side of the top plate are opened, the air supplementing valve is opened at the same time, the opening angle of the air supplementing valve is K2, and the air volume gear of the indoor range hood is reduced; then returning to the step 2 until the user presses other keys;
if only one of the kitchen doors and windows is opened and the other one is closed, the air outlet assemblies on the front side and the left side and the right side of the top plate are all closed, the air supplementing valve is closed, and the running state of the indoor range hood is unchanged; then returning to the step 2 until the user presses other keys;
if the kitchen doors and windows are opened, the air outlet assembly on the front side of the top plate is closed, the air outlet assemblies on the left side and the right side of the top plate are opened, the air supplementing valve is opened at the same time, the opening angle of the air supplementing valve is K1, and the gear of the indoor range hood is improved; then returning to the step 2 until the user presses other keys; the K1, the K2 and the K0 are preset values, and the K2 is larger than the K1 and is larger than the K0. The K2 equals 90 degrees, the K1 equals 60 degrees, and the K0 equals 30 degrees.
Claims (10)
1. The utility model provides an indoor range hood, includes the casing, is equipped with the fan system in the upper casing, and the below of going up the casing is equipped with the collection petticoat pipe, is equipped with the air intake on the collection petticoat pipe, goes up to be equipped with in the casing with the oil smoke passageway of the air intake intercommunication of collection petticoat pipe, the fan system is located the oil smoke passageway, and collection petticoat pipe top is equipped with the roof, and the roof is connected in the upper casing below, and is formed with gapped, its characterized in: still include the benefit tuber pipe, be equipped with the benefit blast gate in the benefit tuber pipe, the one end and the kitchen exterior space intercommunication of benefit tuber pipe, the other end and the roof of benefit tuber pipe and the clearance intercommunication between the collection petticoat pipe, be equipped with on the side of collection petticoat pipe or/and the roof with the air outlet subassembly of clearance intercommunication.
2. The indoor range hood of claim 1, wherein: the air outlet assembly comprises a box body, an air inlet is formed in the box body, a filtering piece is arranged at the air inlet, a pressure equalizing cavity is formed in the box body, an air outlet is also formed in the box body, and the air inlet and the air outlet are both communicated with the pressure equalizing cavity; the air inlet of the box body is positioned in a gap formed between the top plate and the smoke collecting cover, and the air outlet of the box body is positioned on the surface of the smoke collecting cover or the top plate.
3. An indoor range hood as claimed in claim 2, wherein: the box body bottom below is formed with a depressed groove and wholly inlays in the depressed groove and is equipped with and filter the material and make filter, the depressed groove bottom sets up the air intake, the equipressure chamber that is formed with in the box body are the S type, and the air outlet setting is at the box body upper surface.
4. An indoor range hood as claimed in claim 2, wherein: the air outlet assembly further comprises an adjusting sheet movably arranged at the air outlet of the box body and used for adjusting the size of the opening of the air outlet.
5. The indoor range hood of claim 1, wherein: and a plurality of groups of air outlet assemblies communicated with the gaps are arranged on the top plate.
6. An indoor range hood as claimed in claim 5, wherein: the installation angles of the air outlet assemblies are different.
7. An indoor range hood as claimed in claim 5, wherein: the front side of roof is equipped with a set of or multiunit air outlet subassembly, the roof left and right sides also is equipped with a set of or multiunit air outlet subassembly.
8. An indoor range hood as claimed in claim 5, wherein: the air supplementing valve has different opening angles.
9. An operation control method of an indoor range hood as claimed in claim 8, wherein: after the indoor range hood is started, the operation control is carried out in the following mode:
step 1, operating according to a gear pressed by a user, and then entering step 2;
step 2, detecting the ambient temperature, if the ambient temperature is lower than the preset temperature, normally operating the indoor range hood, and turning to the step 4; if the environmental temperature is greater than or equal to the preset temperature, entering the step 3;
step 3, respectively controlling according to the opening and closing conditions of the kitchen doors and windows:
if the doors and windows of the kitchen are closed, the possibility of negative pressure suction in the kitchen is judged, the air outlet assemblies on the front side, the left side and the right side of the top plate are opened, the air supplementing valve is opened at the same time, the opening angle of the air supplementing valve is K2, and the gear of the indoor range hood is reduced; then returning to the step 2 until the user presses other keys;
if only one of the kitchen doors and windows is opened and the other one is closed, the air outlet assembly on the front side of the top plate is opened, the air outlet assemblies on the left side and the right side of the top plate are closed, the air supply valve is simultaneously opened, the opening angle of the air supply valve is K0, and the running state of the indoor range hood is unchanged; then returning to the step 2 until the user presses other keys;
if the kitchen doors and windows are opened, the air outlet assemblies on the front side, the left side and the right side of the top plate are opened, the air supplementing valve is opened at the same time, the opening angle of the air supplementing valve is K1, and the gear of the indoor range hood is improved; then returning to the step 2 until the user presses other keys;
step 4, respectively controlling according to the opening and closing conditions of the kitchen doors and windows:
if the doors and windows of the kitchen are closed, the possibility of sucking negative pressure in the kitchen is judged, the air outlet assembly on the front side of the top plate is closed, the air outlet assemblies on the left side and the right side of the top plate are opened, the air supplementing valve is opened at the same time, the opening angle of the air supplementing valve is K2, and the gear of the indoor range hood is reduced; then returning to the step 2 until the user presses other keys;
if only one of the kitchen doors and windows is opened and the other one is closed, the air outlet assemblies on the front side and the left side and the right side of the top plate are all closed, the air supplementing valve is closed, and the running state of the indoor range hood is unchanged; then returning to the step 2 until the user presses other keys;
if the kitchen doors and windows are opened, the air outlet assembly on the front side of the top plate is closed, the air outlet assemblies on the left side and the right side of the top plate are opened, the air supplementing valve is opened at the same time, the opening angle of the air supplementing valve is K1, and the gear of the indoor range hood is improved; then returning to the step 2 until the user presses other keys;
the K1, the K2 and the K0 are preset values, and the K2 is larger than the K1 and is larger than the K0.
10. The operation control method according to claim 9, characterized in that: the K2 equals 90 degrees, the K1 equals 60 degrees, and the K0 equals 30 degrees.
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|---|---|---|---|
| CN202010472837.1A CN111520787B (en) | 2020-05-29 | 2020-05-29 | Indoor range hood and operation control method thereof |
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| CN202010472837.1A CN111520787B (en) | 2020-05-29 | 2020-05-29 | Indoor range hood and operation control method thereof |
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| CN111520787A true CN111520787A (en) | 2020-08-11 |
| CN111520787B CN111520787B (en) | 2022-08-02 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113566254A (en) * | 2021-08-05 | 2021-10-29 | 同济大学 | Residential kitchen air supplementing method and air supplementing integrated range hood |
| CN113883575A (en) * | 2021-11-22 | 2022-01-04 | 杭州老板电器股份有限公司 | Central range hood system and control method thereof |
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|---|---|---|---|---|
| CN113566254A (en) * | 2021-08-05 | 2021-10-29 | 同济大学 | Residential kitchen air supplementing method and air supplementing integrated range hood |
| CN113883575A (en) * | 2021-11-22 | 2022-01-04 | 杭州老板电器股份有限公司 | Central range hood system and control method thereof |
| CN113883575B (en) * | 2021-11-22 | 2023-07-25 | 杭州老板电器股份有限公司 | Central range hood system and control method thereof |
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| CN111520787B (en) | 2022-08-02 |
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