CN111473378A - Self-cleaning range hood capable of realizing cyclic utilization of refrigeration wastewater - Google Patents
Self-cleaning range hood capable of realizing cyclic utilization of refrigeration wastewater Download PDFInfo
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- CN111473378A CN111473378A CN202010285324.XA CN202010285324A CN111473378A CN 111473378 A CN111473378 A CN 111473378A CN 202010285324 A CN202010285324 A CN 202010285324A CN 111473378 A CN111473378 A CN 111473378A
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- range hood
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- 238000005057 refrigeration Methods 0.000 title claims abstract description 130
- 238000004140 cleaning Methods 0.000 title claims abstract description 41
- 239000002351 wastewater Substances 0.000 title claims abstract description 35
- 125000004122 cyclic group Chemical group 0.000 title claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 138
- 238000010438 heat treatment Methods 0.000 claims abstract description 54
- 238000001816 cooling Methods 0.000 claims abstract description 27
- 238000004064 recycling Methods 0.000 claims abstract description 23
- 238000005406 washing Methods 0.000 claims abstract description 5
- 239000004065 semiconductor Substances 0.000 claims description 62
- 238000001514 detection method Methods 0.000 claims description 28
- 230000017525 heat dissipation Effects 0.000 claims description 25
- 239000000758 substrate Substances 0.000 claims description 24
- 238000010411 cooking Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000000779 smoke Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 210000004243 sweat Anatomy 0.000 description 1
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Classifications
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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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- 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
- F24C15/2057—Removing cooking fumes using a cleaning liquid
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B21/00—Machines, plants or systems, using electric or magnetic effects
- F25B21/02—Machines, plants or systems, using electric or magnetic effects using Peltier effect; using Nernst-Ettinghausen effect
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Ventilation (AREA)
Abstract
The invention discloses a self-cleaning range hood capable of realizing recycling of refrigeration waste water, which comprises a range hood body, wherein a refrigeration module is arranged in the range hood body, the refrigeration module is connected with a heating module, the heating module is connected with a cleaning module, and a water return module is arranged between the refrigeration module and the heating module; the cooking environment is cooled through the refrigerating module, condensed water generated during cooling flows into the heating module to be heated, the heated condensed water is changed into hot water or steam, and the hot water or the steam flows into the cleaning module to clean the range hood body; after the washing, unnecessary water returns to the condensate water through the return water module, has firstly avoided the surplus water to cause the damage in heating module for a long time and not use the heater in the heating module like this, secondly has realized the cyclic utilization of refrigeration waste water, returns to the condensate water when unnecessary water, gets into the heat that can take away the hot junction of refrigeration module in the heating module once more, has higher using value.
Description
Technical Field
The invention belongs to the technical field of range hoods, and particularly relates to a self-cleaning range hood capable of recycling refrigeration wastewater.
Background
When people catch fire in a kitchen in hot summer, the temperature generated by cooking is higher and can even reach 40 ℃ sometimes, so that people who cook in the kitchen sweat down the back as if steaming a sauna, and the cooking pleasure of people in the kitchen is seriously influenced.
In order to solve the problems, a refrigeration function is added on the existing range hood, but the condensate water generated during refrigeration needs to be processed at regular time, so that troubles are caused for users.
Disclosure of Invention
Aiming at the problem, the invention provides a self-cleaning range hood capable of realizing the recycling of refrigeration waste water.
The technical scheme adopted by the invention is as follows:
a self-cleaning range hood capable of recycling refrigeration waste water comprises a range hood body, wherein a refrigeration module is arranged in the range hood body, the refrigeration module is connected with a heating module, the heating module is connected with a cleaning module, and a water return module is arranged between the refrigeration module and the heating module;
the hot water flows into the cleaning module to clean the range hood body, and the residual water returns to the condensed water of the refrigeration module through the water return module for cyclic utilization.
Preferably, the refrigeration module includes refrigeration passageway, first air intake, semiconductor refrigeration unit, collects box, fan and first air outlet, first air intake, semiconductor refrigeration unit, collection box and first air outlet form the refrigeration passageway, first air intake sets up in refrigeration passageway entrance, first air outlet sets up in refrigeration passageway exit, it is located semiconductor refrigeration unit below to collect the box, the fan sets up in the refrigeration passageway.
Preferably, the semiconductor refrigeration unit comprises two substrates, two substrates are arranged, two conducting layers are respectively fixed on the opposite surfaces of the two substrates, a semiconductor layer is fixed between the two conducting layers, two ends of one conducting layer are electrically connected with voltage, the outer side of the substrate close to one side of the voltage is a hot end, the outer side of the substrate far away from one side of the voltage is a cold end, and the cold end is arranged in the refrigeration channel.
Preferably, the heating module comprises a water cooling plate coil, a water pump and a heater, one end of the water cooling plate coil is connected with the collecting box through a pipeline, the other end of the water cooling plate coil is connected with the heater through the water pump, and the water cooling plate coil penetrates through the hot end.
Preferably, the water return module is a water return pipe, one end of the water return pipe is connected with the heater, and the other end of the water return pipe is connected with the collection box.
Preferably, the conductive layer includes a plurality of conductive plates fixed to the substrate at intervals.
Preferably, the semiconductor layer comprises an N-type semiconductor and a P-type semiconductor, and the N-type semiconductor and the P-type semiconductor are fixed between two layers of oppositely arranged conductive plates at intervals in a staggered manner, so that a structure that the N-type semiconductor, the conductive plates, the P-type semiconductor and the conductive plates are sequentially connected is formed.
Preferably, the range hood further comprises a heat dissipation module, and the heat dissipation module and the refrigeration module are adjacently arranged and used for cooling the hot end.
Preferably, the heat dissipation module includes a heat dissipation channel, a second air inlet and a second air outlet, the second air inlet is disposed at an inlet of the heat dissipation channel, the second air outlet is disposed at an outlet of the heat dissipation channel and is communicated with a fan unit of the range hood body, and the hot end is disposed in the heat dissipation channel.
Preferably, the refrigeration module further comprises an air inlet temperature detection unit, wherein the air inlet temperature detection unit is arranged at the first air inlet and used for detecting the air inlet temperature.
Preferably, the refrigeration module further comprises a water amount detection unit, and the water amount detection unit is connected with the collection box and is used for detecting the amount of water in the collection box.
Preferably, the refrigeration module further comprises a control unit, and the control unit is respectively connected with the water quantity detection unit, the air inlet temperature detection unit, the heating module and the refrigeration module;
the control unit controls the working state of the refrigeration module according to the relation between the inlet air temperature detected by the inlet air temperature detection unit and a preset temperature threshold value; the control unit controls the working state of the heating module according to the relation between the water quantity detected by the water quantity detection unit and a preset water quantity threshold value.
Compared with the prior art, when the range hood is used, the refrigeration module of the range hood works to cool the cooking environment, the condensate water generated during cooling flows into the heating module to be heated, the heated condensate water is changed into hot water or steam, and the hot water or the steam flows into the cleaning module to clean the range hood body; after cleaning is finished, the excess water returns to the condensed water through the water return module, so that firstly, the phenomenon that the excess water is in the heating module for a long time and does not damage a heater in the heating module is avoided, secondly, the cyclic utilization of the refrigeration waste water is realized, and when the excess water returns to the condensed water, the excess water enters the heating module again to take away the heat at the hot end of the refrigeration module; the invention skillfully utilizes the refrigeration waste water, changes waste into valuable, simultaneously realizes the utilization of the waste water, not only solves the problem of difficult collection of condensed water, but also provides hot water for cleaning the range hood, and has higher application value.
Drawings
FIG. 1 is a schematic structural diagram of a self-cleaning range hood capable of recycling refrigeration wastewater provided by an embodiment of the invention;
FIG. 2 is a schematic structural diagram of recycling of refrigeration wastewater in the self-cleaning range hood provided by the embodiment of the invention, wherein the recycling of refrigeration wastewater can be realized;
FIG. 3 is a schematic structural diagram of a semiconductor refrigeration unit of a self-cleaning range hood provided by an embodiment of the invention, which can realize the recycling of refrigeration waste water;
FIG. 4 is a control schematic diagram of the self-cleaning range hood capable of recycling refrigeration waste water according to the embodiment of the present invention;
fig. 5 is a schematic view of gas flow during operation of the self-cleaning range hood capable of recycling refrigeration wastewater provided by the embodiment of the invention.
Wherein: 1. the range hood comprises a range hood body, a refrigerating module, a heating module, a cleaning module, a water returning module, a heat dissipation module, a fan unit, a fan channel, a refrigerating channel, a first air inlet, a semiconductor refrigerating unit, a collecting box, a fan, a first air outlet, a second air inlet, a temperature detection unit, a water quantity detection unit, a control unit, a water cooling plate coil, a water pump, a heater, a heat dissipation channel, a second air inlet, a second air outlet, a substrate, a conducting layer, a semiconductor layer, a voltage, a hot end, a cold end, a 2321 conducting plate, a 2331 conducting plate, a 2332P-type semiconductor, and a water cooling channel, a first air inlet, a semiconductor cooling channel.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it is to be understood that the terms "vertical", "lateral", "longitudinal", "front", "rear", "left", "right", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description of the present invention, and do not mean that the device or member to which the present invention is directed must have a specific orientation or position, and thus, cannot be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The embodiment of the invention provides a self-cleaning range hood capable of recycling refrigeration waste water, which comprises a range hood body 1, wherein a refrigeration module 2 is arranged in the range hood body 1, the refrigeration module 2 is connected with a heating module 3, the heating module 3 is connected with a cleaning module 4, and a water return module 5 is arranged between the refrigeration module 2 and the heating module 3;
like this, adopt above-mentioned structure, the comdenstion water that refrigeration module 2 during operation produced forms hot water after heating by heating module 3, hot water flows into and washs range hood body 1 in the cleaning module 4, and after the washing, unnecessary water returns to the comdenstion water through return water module 5, does so and has at first avoided the surplus water to cause the damage in heating module 3 for a long time and do not use the heater in heating module 3, secondly realized the cyclic utilization of refrigeration waste water, return to the comdenstion water when unnecessary water, get into the heat that can take away the hot junction of refrigeration module 2 in the heating module 3 once more.
In one embodiment, the refrigeration module 2 includes a refrigeration channel 21, a first air inlet 22, a semiconductor refrigeration unit 23, a collection box 24, a fan 25 and a first air outlet 26, the first air inlet 22, the semiconductor refrigeration unit 23, the collection box 24 and the first air outlet 26 form the refrigeration channel 21, the first air inlet 22 is disposed at an inlet of the refrigeration channel 21, the first air outlet 26 is disposed at an outlet of the refrigeration channel 21, the collection box 24 is located below the semiconductor refrigeration unit 23, and the fan 25 is disposed in the refrigeration channel 21;
thus, the outside air enters the refrigeration channel 21 from the first air inlet 22, and is refrigerated through the semiconductor refrigeration unit 23, and then, under the action of the fan 25, the cold air is blown out from the first air outlet 26 to cool the cooking environment, and the condensed water generated in the refrigeration process flows into the collection box 24.
Of course, the structure of the refrigeration module 2 is not limited to the above structure as long as the refrigeration function can be realized.
For example, in another embodiment, the refrigeration module 2 includes an evaporator, a compressor, a condenser, and a throttle valve.
As shown in fig. 3, the semiconductor refrigeration unit 23 includes two substrates 231, two substrates 231 are disposed, two conductive layers 232 are respectively fixed on opposite surfaces of the two substrates 231, a semiconductor layer 233 is fixed between the two conductive layers 232, two ends of one of the conductive layers 232 are electrically connected to a voltage 234, a hot end 235 is disposed on an outer side of the substrate 231 on a side close to the voltage 234, a cold end 236 is disposed on an outer side of the substrate 231 on a side far from the voltage 234, and the cold end 236 is disposed in the refrigeration channel 21;
in this way, a dc power is supplied by electrically connecting a voltage 234 to both ends of one conductive layer 232, and a current is conducted to the semiconductor layer 233, so that a hot terminal 235 is formed on the outer side of the substrate 231 on the side close to the voltage 234, and a cold terminal 236 is formed on the outer side of the substrate 231 on the side far from the voltage 234, and the cooling capacity generated at the cold terminal 236 is blown out by the fan 25.
The conductive layer 232 includes a plurality of conductive plates 2321 fixed on the substrate 231 at intervals;
in this way, a current is transmitted between the semiconductor layers 233 through the conductive plates 2321 fixed to the substrate 231 at a plurality of intervals.
The semiconductor layer 233 comprises an N-type semiconductor 2331 and a P-type semiconductor 2332, the N-type semiconductor 2331 and the P-type semiconductor 2332 are fixed between two layers of oppositely arranged conductive plates 2321 in a staggered manner at intervals, and a structure in which the N-type semiconductor 2331, the conductive plates 2321, the P-type semiconductor 2332 and the conductive plates 2321 are sequentially connected is further formed;
in this way, N-type semiconductors 2331 and P-type semiconductors 2332 are fixed between two opposite conductive plates 2321 at intervals in a staggered manner, and direct current is supplied to two ends of the conductive plate 2321, so that current passes through the N-type semiconductors 2331, the conductive plates 2321, the P-type semiconductors 2332 and the conductive plate 2321 to be sequentially connected, and since there are charges which can freely move in the semiconductors, the direction of movement of the charges is opposite to the direction of the current when the semiconductors are electrified, so that the N-type semiconductors 2331 are connected with the positive electrode of the voltage 234, the P-type semiconductors 2332 are connected with the negative electrode of the voltage 234, the outer side of the substrate 231 close to the voltage 234 is a hot end 235, and the outer side of the substrate 231 far from the voltage 234 is a cold;
since the charge has different energies in different materials, it gives off heat as it moves from a high-energy state to a low-energy state; absorbing heat when moving from a low energy state to a high energy state. Therefore, the positive electrode of the voltage 234 is connected to the N-type semiconductor 2331, the negative electrode is connected to the P-type semiconductor 2332, and when a current flows from the N-type semiconductor 2331 to the P-type semiconductor 2332 through the conductive plate 2321, the conductive plate 2321 absorbs heat from the air to cool the air to form a cold end, and when a current continues to flow from the P-type semiconductor 2332 to the N-type semiconductor 2331 through the conductive plate 2321, the conductive plate 2321 releases heat to the air to heat the air to form a hot end.
As shown in fig. 2, the heating module 3 comprises a water-cooling plate coil 31, a water pump 32 and a heater 33, one end of the water-cooling plate coil 31 is connected with the collecting box 24 through a pipeline, the other end of the water-cooling plate coil is connected with the heater 33 through the water pump 32, and the water-cooling plate coil 31 penetrates through the hot end 235;
in one embodiment, the heater 33 is a PTC heater;
thus, under the action of the water pump 32, the condensed water in the collecting box 24 flows into the heater 33 through the water cooling plate coil 31, and the condensed water is heated in the heater 33;
it is worth mentioning that when the condensed water flows in the water-cooling plate coil 31, the heat of the hot end 235 can be taken away, so as to avoid the influence of the over-high heat on the performance of the semiconductor refrigeration unit 23 by the hot end 235.
The water return module 5 is a water return pipe, one end of the water return pipe is connected with the heater 33, and the other end of the water return pipe is connected with the collection box 24;
like this, after the washing, unnecessary water returns to in collecting box 24 through the wet return, has firstly avoided unnecessary water to cause the damage in heating module 3 for a long time and not using the heater in heating module 3 like this, has secondly realized the cyclic utilization of refrigeration waste water, returns to collecting box 24 when unnecessary water, gets into again and can take away the heat in the hot junction of refrigeration module 2 in heating module 3.
In order to avoid the influence of the overhigh temperature of the hot end 235 on the performance of the semiconductor refrigeration unit 23, the range hood further comprises a heat dissipation module 6, wherein the heat dissipation module 6 is arranged adjacent to the refrigeration module 2 and used for cooling the hot end 235;
the heat dissipation module 6 comprises a heat dissipation channel 61, a second air inlet 62 and a second air outlet 63, the second air inlet 62 is arranged at the inlet of the heat dissipation channel 61, the second air outlet 63 is arranged at the outlet of the heat dissipation channel 61 and is communicated with the fan unit 11 of the range hood body 1, and the hot end 235 is arranged in the heat dissipation channel 51;
therefore, the outside air enters the heat dissipation channel 61 through the second air inlet 62, takes away the heat of the hot end 235, and then flows to the fan unit 11 through the second air outlet 63 under the action of the fan unit 11 to participate in the oil smoke suction work of the range hood.
The refrigeration module 2 further comprises an inlet air temperature detection unit 27, and the inlet air temperature detection unit 27 is arranged at the first air inlet 22 and is used for detecting the inlet air temperature; the intake air detecting unit 27 includes a temperature sensor.
The refrigeration module 2 further comprises a water amount detection unit 28, the water amount detection unit 28 being connected to the collection box 24 for detecting the amount of water in the collection box 24; the water quantity sensing unit 28 includes a water flow sensor.
The refrigeration module 2 further comprises a control unit 29, and the control unit 29 is respectively connected with the water quantity detection unit 28, the inlet air temperature detection unit 27, the heating module 3 and the refrigeration module 2;
thus, as shown in fig. 4, the control unit 29 controls the operating state of the refrigeration module 2 according to the relationship between the temperature of the intake air detected by the intake air temperature detection unit 27 and the preset temperature threshold value; the method specifically comprises the following steps: when the detected inlet air temperature is lower than the temperature threshold value, the external environment is proved to be cold at the moment, and the refrigeration module 2 is not started; otherwise, the refrigeration module 2 is started.
The control unit 29 controls the operating state of the heating module 3 according to the relationship between the water amount detected by the water amount detection unit 28 and a preset water amount threshold; the method specifically comprises the following steps: when the detected water amount is smaller than the water amount threshold value, it is proved that the water amount in the collection box 24 is not enough for cleaning the range hood body 1, or it is proved that the water amount in the collection box 24 is small and heating cannot be performed, and then the heating module 3 does not work; otherwise the heating module 3 is operated.
The working process of the embodiment is as follows:
when the range hood body 1 works, outside air enters the refrigeration channel 21 through the first air inlet 22, at the moment, the air inlet temperature detection unit 27 detects the air inlet temperature, and when the air inlet temperature is smaller than a temperature threshold value, the outside environment is proved to be cold at the moment, and the refrigeration module 2 is not started; otherwise, the refrigeration module 2 is started;
after the refrigeration module 2 is started, the semiconductor refrigeration unit 23 is used for refrigerating, under the action of the fan 25, cold air is blown out from the first air outlet 26 to cool the cooking environment, and condensed water generated in the refrigeration process flows into the collection box 24 (as shown in a gas flow direction a in fig. 5); meanwhile, the outside air enters the heat dissipation channel 61 through the second air inlet 62, takes away the heat of the hot end 235, and then flows to the fan unit 11 through the second air outlet 63 under the action of the fan unit 11 to participate in the oil smoke suction operation of the range hood (as shown in the air flow direction b in fig. 5);
thereafter, the water amount detection unit 28 detects the amount of water in the collection box 24, and when the detected amount of water is less than the water amount threshold, the heating module 3 does not operate; otherwise, the heating module 3 works;
when the heating module 3 works, under the action of the water pump 32, condensed water in the collecting box 24 flows into the heater 33 through the water-cooling plate coil 31, and the condensed water is heated in the heater 33 to generate steam or hot water; meanwhile, the water-cooling plate coil 31 penetrates through the hot end 235 in a spiral shape, so that condensed water flows in the water-cooling plate coil 31, heat of the hot end 235 can be taken away, and the influence of the hot end 235 on the performance of the semiconductor refrigeration unit 23 due to overhigh heat is avoided;
then, the water vapor or hot water flows into the cleaning module 4 and is used for cleaning the impeller and the volute of the range hood body 1;
after the washing, unnecessary water returns to in collecting box 24 through the wet return, has firstly avoided surplus water to cause the damage in heating module 3 for a long time and not use the heater in heating module 3 like this, has secondly realized the cyclic utilization of refrigeration waste water (circulation flow direction like the rivers direction in fig. 2), returns to collecting box 24 when unnecessary water, can take away the heat in the hot junction of refrigeration module 2 in getting into heating module 3 once more.
In the embodiment, the cooking environment is cooled through the refrigeration module, condensed water generated during cooling flows into the heating module to be heated, the heated condensed water is changed into hot water or steam, and the hot water or the steam flows into the cleaning module to clean the range hood body; after cleaning is finished, the excess water returns to the condensed water through the water return module, so that firstly, the phenomenon that the excess water is in the heating module for a long time and does not damage a heater in the heating module is avoided, secondly, the cyclic utilization of the refrigeration waste water is realized, and when the excess water returns to the condensed water, the excess water enters the heating module again to take away the heat at the hot end of the refrigeration module; the invention ingeniously utilizes the refrigeration waste water, changes waste into valuable, simultaneously realizes the waste water utilization, not only solves the problem of difficult collection of condensed water, but also provides hot water for cleaning the range hood; moreover, whether the refrigeration module and the heating module work in the embodiment needs to meet certain conditions, and the problem that the refrigeration module is automatically opened in winter is solved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (12)
1. A self-cleaning range hood capable of recycling refrigeration waste water is characterized by comprising a range hood body (1), wherein a refrigeration module (2) is arranged in the range hood body (1), the refrigeration module (2) is connected with a heating module (3), the heating module (3) is connected with a cleaning module (4), and a water return module (5) is arranged between the refrigeration module (2) and the heating module (3);
the condensed water that refrigeration module (2) during operation produced forms hot water after heating module (3) heating, the hot water flows into and washs range hood body (1) in washing module (4), and surplus water then returns the condensed water that refrigeration module (2) carried out cyclic utilization in through return water module (5).
2. The self-cleaning range hood capable of recycling refrigeration wastewater as claimed in claim 1, wherein the refrigeration module (2) comprises a refrigeration channel (21), a first air inlet (22), a semiconductor refrigeration unit (23), a collection box (24), a fan (25) and a first air outlet (26), the first air inlet (22), the semiconductor refrigeration unit (23), the collection box (24) and the first air outlet (26) form the refrigeration channel (21), the first air inlet (22) is arranged at an inlet of the refrigeration channel (21), the first air outlet (26) is arranged at an outlet of the refrigeration channel (21), the collection box (24) is located below the semiconductor refrigeration unit (23), and the fan (25) is arranged in the refrigeration channel (21).
3. The self-cleaning range hood capable of recycling refrigeration wastewater as claimed in claim 2, wherein the semiconductor refrigeration unit (23) comprises two substrates (231), two substrates (231) are provided, conductive layers (232) are respectively fixed on the opposite surfaces of the two substrates (231), a semiconductor layer (233) is fixed between the two conductive layers (232), two ends of one of the conductive layers (232) are electrically connected to a voltage (234), a hot end (235) is arranged on the outer side of the substrate (231) on the side close to the voltage (234), a cold end (236) is arranged on the outer side of the substrate (231) on the side far away from the voltage (234), and the cold end (236) is arranged in the refrigeration channel (21).
4. The self-cleaning range hood capable of recycling refrigeration wastewater as claimed in claim 3, wherein the heating module (3) comprises a water-cooling plate coil (31), a water pump (32) and a heater (33), one end of the water-cooling plate coil (31) is connected with the collection box (24) through a pipeline, the other end of the water-cooling plate coil is connected with the heater (33) through the water pump (32), and the water-cooling plate coil (31) penetrates through the hot end (235).
5. The self-cleaning range hood capable of recycling refrigeration wastewater as claimed in claim 4, wherein the water return module (5) is a water return pipe, one end of the water return pipe is connected with the heater (33), and the other end of the water return pipe is connected with the collection box (24).
6. The self-cleaning range hood capable of recycling refrigeration wastewater as claimed in any one of claims 3 to 5, wherein the conductive layer (232) comprises a plurality of conductive plates (2321) fixed on the substrate (231) at intervals.
7. The self-cleaning range hood capable of recycling refrigeration wastewater as claimed in claim 6, wherein the semiconductor layer (233) comprises an N-type semiconductor (2331) and a P-type semiconductor (2332), the N-type semiconductor (2331) and the P-type semiconductor (2332) are fixed between two layers of oppositely arranged conductive plates (2321) in a staggered manner at intervals, so that a structure that the N-type semiconductor (2331), the conductive plates (2321), the P-type semiconductor (2332) and the conductive plates (2321) are sequentially connected is formed.
8. The self-cleaning range hood capable of recycling refrigeration wastewater as claimed in claim 7, further comprising a heat dissipation module (6), wherein the heat dissipation module (6) is disposed adjacent to the refrigeration module (2) for cooling the hot end (235).
9. The self-cleaning range hood capable of recycling refrigeration wastewater as claimed in claim 8, wherein the heat dissipation module (6) comprises a heat dissipation channel (61), a second air inlet (62) and a second air outlet (63), the second air inlet (62) is disposed at an inlet of the heat dissipation channel (61), the second air outlet (63) is disposed at an outlet of the heat dissipation channel (61) and is communicated with the fan unit (11) of the range hood body (1), and the hot end (235) is disposed in the heat dissipation channel (51).
10. The self-cleaning range hood capable of recycling refrigeration wastewater as claimed in claim 9, wherein the refrigeration module (2) further comprises an intake air temperature detection unit (27), and the intake air temperature detection unit (27) is disposed at the first intake opening (22) for detecting the intake air temperature.
11. The self-cleaning range hood capable of recycling refrigeration wastewater as recited in claim 10, wherein the refrigeration module (2) further comprises a water amount detection unit (28), and the water amount detection unit (28) is connected with the collection box (24) for detecting the amount of water in the collection box (24).
12. The self-cleaning range hood capable of recycling refrigeration wastewater as claimed in claim 11, wherein the refrigeration module (2) further comprises a control unit (29), and the control unit (29) is respectively connected with the water quantity detection unit (28), the inlet air temperature detection unit (27), the heating module (3) and the refrigeration module (2);
the control unit (29) controls the working state of the refrigeration module (2) according to the relation between the inlet air temperature detected by the inlet air temperature detection unit (27) and a preset temperature threshold value; the control unit (29) controls the working state of the heating module (3) according to the relation between the water amount detected by the water amount detection unit (28) and a preset water amount threshold value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010285324.XA CN111473378A (en) | 2020-04-13 | 2020-04-13 | Self-cleaning range hood capable of realizing cyclic utilization of refrigeration wastewater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010285324.XA CN111473378A (en) | 2020-04-13 | 2020-04-13 | Self-cleaning range hood capable of realizing cyclic utilization of refrigeration wastewater |
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| CN111473378A true CN111473378A (en) | 2020-07-31 |
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| CN202010285324.XA Pending CN111473378A (en) | 2020-04-13 | 2020-04-13 | Self-cleaning range hood capable of realizing cyclic utilization of refrigeration wastewater |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112604804A (en) * | 2020-12-14 | 2021-04-06 | 西安新程万创信息技术有限公司 | Printing paint grinding device with good sealing performance for advertisement production |
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2020
- 2020-04-13 CN CN202010285324.XA patent/CN111473378A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112604804A (en) * | 2020-12-14 | 2021-04-06 | 西安新程万创信息技术有限公司 | Printing paint grinding device with good sealing performance for advertisement production |
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