CN203642296U - Water curtain type multifunctional no-cleaning range hood - Google Patents
Water curtain type multifunctional no-cleaning range hood Download PDFInfo
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- CN203642296U CN203642296U CN201320891115.5U CN201320891115U CN203642296U CN 203642296 U CN203642296 U CN 203642296U CN 201320891115 U CN201320891115 U CN 201320891115U CN 203642296 U CN203642296 U CN 203642296U
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Abstract
The utility model relates to a water curtain type multifunctional no-cleaning range hood. The water curtain type multifunctional no-cleaning range hood comprises a control system, a case, a smoke collecting cover and a fan, wherein a water storage tank is arranged in a protective plate of the fan; a water discharging pipe of the water storage tank is respectively connected with a central water circulating tank and a peripheral water circulating tank; the upper ends of oil collecting mesh strips arranged between the central water circulating tank and the fan is provided with a mesh-strip water supplying pipe; a central water circulating pump is arranged on the central water circulating tank; the output end of the central water circulating pump is connected with the mesh-strip water supplying pipe; a water-curtain water supplying pip is arranged at the top part of the peripheral side wall of the smoke collecting cover; a water collecting groove is formed in the bottom of the peripheral side wall of the smoke collecting cover and is connected with the peripheral water circulating tank by a pipeline; a peripheral water circulating pump is arranged on the peripheral water circulating tank; the output end of the peripheral water circulating pump is connected with the water-curtain water supplying pipe. The water curtain type multifunctional no-cleaning range hood has the advantages that the improvement is carried out on the basis of an original range hood, the cost is low, the problem of poor oil-smoke separation effect in the existing range hood is solved by adopting a water circulating system, the high-efficiency filtering of oil and smoke and the collection of waste oil are realized and the no-cleaning effect is achieved.
Description
Technical field
The utility model belongs to field of kitchen products, relates to a kind of oil-fume exhauster, specifically the multi-functional cleaning-free kitchen ventilator of a kind of water curtain style.
Background technology
At present, known lampblack absorber kind is more, general be all mounted on kitchen gas stove directly over, utilize exhausting motor in lampblack absorber, to rotate to produce negative pressure, make the harmful oil smoke producing in the refuse of gas-cooker burning and cooking process be inhaled into and be discharged to outdoor, reach the effect of suction, mist extractor, purify kitchen environment.Because lampblack absorber is mainly used in suction, discharge oil smoke, on body, with oil stain, need to regularly carry out meticulous cleaning, waste time and energy.
Existing lampblack absorber ubiquity is following not enough: 1, drive wind wheel rotation because lampblack absorber utilizes motor, make to form negative pressuren zone in the certain spatial dimension in cooking stove top, thereby soot gas is sucked to lampblack absorber inside, hide away but always there are some oil smoke to waft, oil smoke cannot be blotted only completely, do not reach the object purifying completely, especially under the environment of circulation of air of windowing, this phenomenon is particularly evident, if things go on like this, home environment can make people feel greasy, and even president goes out greasy dirt and mildew.2, cannot effectively heat radiation be kept apart, the heat radiation meeting that when cooking is cooked, gas utensil, kitchen tools and food itself produces is heated the kitchen of narrow space rapidly, and the order personnel of cooking can feel very arduous.3, meet water in high temperature oils and cannot effectively prevent from scalding the personnel that cook while splashing, often the personnel that cook are scalded hand by high temperature oil, the phenomenon that arm is even facial, especially lack experience to begin to learn the phenomenon that the person of cooking is burned comparatively serious.4, after use, need regularly to carry out the outside of meticulous cleaning guarantee lampblack absorber and cleaning of exhaust fume collecting hood inside, otherwise fuselage outer surface and exhaust fume collecting hood inside will soon residual one deck oil stains, and cumulative rear extremely difficulty cleans, when impact is attractive in appearance, also can reduces the effect of fume-exhausting and grow harmful bacteria.5, in the time of fume-exhausting, cannot collect efficiently the waste oil in oil smoke, cause lampblack absorber to use a period of time just need to clean, cause the awkward while also to increase use cost to user.
Along with scientific and technological development, some lampblack absorber also possesses the feature of exempting to unpick and wash, utilization be arranged on its inside can inject high pressure high temperature current device rinse, the automatic cleaning action that acquires a certain degree, but still cannot accomplish the function of automatically cleaning at some dead angle, the inside of lampblack absorber.
Utility model content
The purpose of this utility model is to provide a kind of water curtain style multi-functional cleaning-free kitchen ventilator for the deficiencies in the prior art, employing circulation can solve existing lampblack absorber oil smoke inferior separating effect, cannot effectively separate the problem of waste oil, realize filtering oil smoke and waste oil collecting, reach the effect of exempting from cleaning.
The technical scheme that the utility model adopts:
The multi-functional cleaning-free kitchen ventilator of a kind of water curtain style, comprise control system, casing, exhaust fume collecting hood, blower fan and blast pipe, in the backplate around blower fan, be provided with storage tank, storage tank is provided with water inlet pipe, buoyancy switch and outlet pipe, the other end of water inlet pipe connects running water pipe, buoyancy switch is arranged on the water inlet pipe mouth of pipe place in storage tank, and buoyancy switch has water supply storage tank according to water level control storage tank inner storing water amount at any time with guarantee, the below of blower fan is provided with self-mountable & dismountuble central circulation water tank (in the time that the waste oil of collecting is more, just central circulation water tank can be disassembled, waste oil is poured out, refill back and can continue to use), cyclic water tank around exhaust fume collecting hood bottom sides is enclosed around exhaust fume collecting hood one along setting, the outlet pipe of storage tank respectively with central circulation water tank and around cyclic water tank be connected, make storage tank can be central circulation water tank and around cyclic water tank supply water, strip oil collection net bar is set between central circulation water tank and blower fan, the lower end of oil collection net bar is positioned at central circulation water tank, upper end arranges net bar feed pipe around a circle, corresponding each the oil collection net bar of net bar feed pipe sets out the mouth of a river, central circulation water tank is provided with central circulation water pump, central circulation water delivery side of pump is connected with net bar feed pipe by pipeline, net bar feed pipe water in central circulation water tank being transported to when central water circulating pump, after being supplied water to oil collection net bar by net bar feed pipe, current flow back to again central circulation water tank along oil collection net bar, at current when oil collection net bar flows back to central circulation water tank, the soot gas that lampblack absorber sucks is through the filtration of oil collection net bar and by current oil-collecting, realizing oil smoke separates, top at exhaust fume collecting hood surrounding sidewall arranges water curtain feed pipe, the delivery port that is the linear alignment is set on water curtain feed pipe, the delivery port of water curtain feed pipe is towards the inner side of the surrounding sidewall of exhaust fume collecting hood, bottom at exhaust fume collecting hood surrounding sidewall arranges water leg, water leg is connected with cyclic water tank around by pipeline, around cyclic water tank is provided with water circulating pump around, around recirculated water delivery side of pump is connected with water curtain feed pipe by pipeline, water curtain feed pipe water in cyclic water tank being around transported to when water circulating pump around, water is flow to the top of exhaust fume collecting hood surrounding sidewall and is formed water curtain by the delivery port of water curtain feed pipe and flows down, simultaneously water by flow collection the waste oil in oil smoke, after water leg, flow back to again cyclic water tank around, both effectively increased oil smoke separating effect, avoid again the waste oil in oil smoke to stick to internal body, reach the effect of exempting from cleaning.
Be further used as the improved technical scheme of the utility model, the inside of described central circulation water tank arranges buoyancy switch, buoyancy switch is arranged at the outlet pipe mouth of pipe of storage tank, the water level of avoiding central circulation water tank is too high and overflow, central water-oil separating filter screen is set in central circulation water tank, central circulation water tank can be divided into oil mixing with water district, top, clean water area, bottom, the input suction pipe mouth of pipe of central circulation water pump is positioned at clean water area.When water is drawn into net bar feed pipe by central water circulating pump, after being supplied water to oil collection net bar by net bar feed pipe, current flow back to again central circulation water tank along oil collection net bar, after after the water-oil separating filter screen in central circulation water tank, flow to again the clean water area of bottom, the waste oil that current are collected is stayed the oil mixing with water district of central circulation water tank upper, so that waste oil collecting is discharged and the cycling and reutilization of clean water.
Be further used as the improved technical scheme of the utility model, the described inside of cyclic water tank around arranges buoyancy switch, buoyancy switch is arranged at the outlet pipe mouth of pipe of storage tank, to control the water level of cyclic water tank around, around cyclic water tank baffle for separating is oil mixing with water district, inner side, clean water area, outside, and the below of dividing plate arranges water-oil separating filter screen around, and around the input suction pipe mouth of pipe of water circulating pump is positioned at clean water area.When water is drawn into water curtain feed pipe by water circulating pump around, water is flow to the top of exhaust fume collecting hood surrounding wall and is formed water curtain by the delivery port of water curtain feed pipe and flows down, water flow is collected the waste oil in oil smoke simultaneously, after water leg, flow back to again the oil mixing with water district, inner side of cyclic water tank around, water flows to the clean water area of dividing plate opposite side again through water-oil separating filter screen, waste oil is stayed the oil mixing with water district, inner side of cyclic water tank around, so that waste oil collecting is discharged and the cycling and reutilization of clean water.
Be further used as the improved technical scheme of the utility model, described central circulation water tank or in cyclic water tank, dashpot is set around, the oil-collecting water that prevents oil mixing with water state flows into after cyclic water tank, flows into cyclic water tank bottom and cause waste oil to stop up water-oil separating filter screen under the effect of inertia.
Be further used as the improved technical scheme of the utility model, the inner side of described exhaust fume collecting hood surrounding sidewall arranges channelizing line, to reach stationary flow direction, thus the stable state of maintenance water curtain.
Be further used as the improved technical scheme of the utility model, the outlet pipe of described storage tank is provided with manually-operated gate, closes outlet pipe to facilitate in the time discharging waste oil.
Be further used as the improved technical scheme of the utility model, the described below of cyclic water tank around arranges dismountable swab case, swab case is connected by oil exit pipe with cyclic water tank around, oil exit pipe is provided with drain cock, in the time that the waste oil in cyclic water tank is around more, can open drain cock, waste oil flows to swab case through the oil exit pipe that sets height, after waste oil discharges, drain cock is closed, swab case is taken off to outwell after waste oil refill back and can continue to use.
Be further used as the improved technical scheme of the utility model, the bottom surrounding of described exhaust fume collecting hood arranges high-pressure air hose, be provided with towards downward seam shape air outlet along high-pressure air hose, high-pressure air hose is connected with the high pressure positive blower being arranged on casing by pipeline, high pressure positive blower work, after pure air in air inlet suction chamber, again air is blown into high-pressure air hose with the form of high speed and high pressure, and discharged at a high speed by the seam shape air outlet of high-pressure air hose, thereby form a three-dimensional brattice that surrounds pot and stove surrounding completely from top to bottom, oil smoke and heat radiation that pot and stove is produced are enclosed in the kitchen range top to the space between exhaust fume collecting hood, avoid oil smoke and heat radiation to external diffusion, by lampblack absorber, oil smoke is siphoned away simultaneously, and stopping due to three-dimensional brattice, in the time having high temperature oil to splash, most of oil droplet is blown off at a high speed by brattice, and the oil droplet that splashes out on a small quantity significantly reduces in oil temperature after brattice, thereby can not cause the personnel's rats after severe scald burn that cooks.
The utility model improves on the basis of original lampblack absorber, cost is low, adopt circulating water unify high pressure draught can effectively prevent oil smoke and heat radiation to external diffusion, increase suction effect, solve existing lampblack absorber oil smoke inferior separating effect, cannot effectively separate the problem of waste oil, realize oil smoke high efficiency filter and waste oil collecting, reach the effect of exempting from cleaning.
Brief description of the drawings
Fig. 1 is structural representation sectional plan view of the present utility model.
Fig. 2 is that left view is analysed and observe in structural representation of the present utility model.
Fig. 3 is the A portion partial enlarged drawing of Fig. 2.
In figure: 1, exhaust fume collecting hood; 2, storage tank; 3, blower fan; 4, central circulation water pump; 5, oil collection net bar; 6, outlet pipe; 7, water curtain feed pipe; 8, high-pressure air hose; 9, cyclic water tank around; 10, seam shape air outlet; 11, buoyancy switch; 12, central water-oil separating filter screen; 13, central circulation water tank; 14, high pressure positive blower; 15, water circulating pump around; 16, swab case; 17, channelizing line; 18, dividing plate; 19, water-oil separating filter screen around.
Detailed description of the invention
Below in conjunction with accompanying drawing and instantiation, the utility model is described in further detail, but not as to restriction of the present utility model.
In structure shown in Fig. 1,2,3, the utility model comprises control system, casing, exhaust fume collecting hood 1, blower fan 3 and blast pipe, casing and exhaust fume collecting hood 1 adopt the processing of cold-reduced sheet surface plastic spraying to form, blower fan 3 adopts centrifugal fan, in the backplate around blower fan, be provided with storage tank 2, storage tank is provided with water inlet pipe, buoyancy switch and outlet pipe 6, and the water inlet pipe other end connects running water pipe, to ensure having at any time water supply water tank, buoyancy switch overflows with waterproof according to water level control storage tank inner storing water amount; The below of blower fan 2 is provided with self-mountable & dismountuble central circulation water tank 13, adopt rotation disassembly and assembly structure, can in the time that the waste oil of collecting is more, central circulation water tank be disassembled, waste oil is poured out, refill back and can continue to use, exhaust fume collecting hood 1 bottom sides along arrange enclose around exhaust fume collecting hood one around cyclic water tank 9, the outlet pipe 6 of storage tank 2 respectively with central circulation water tank 13 and around cyclic water tank 9 be connected, make storage tank can be central circulation water tank and around cyclic water tank supply water;
The inside of described central circulation water tank 13 arranges buoyancy switch 11, buoyancy switch is arranged at outlet pipe 6 mouths of pipe of storage tank, the water level of avoiding central circulation water tank 13 is too high and overflow, in central circulation water tank, setting can be divided into central circulation water tank the central water-oil separating filter screen 12 of oil mixing with water district, top, clean water area, bottom, in central circulation water tank, dashpot is set, the oil-collecting water that prevents oil mixing with water state flows into after cyclic water tank, flows into cyclic water tank bottom and cause waste oil to stop up water-oil separating filter screen under the effect of inertia, strip oil collection net bar 5 is set between central circulation water tank 13 and blower fan 3, oil collection net bar 5 is back taper and arranges, the lower end of oil collection net bar 5 is positioned at central circulation water tank, upper end arranges net bar feed pipe around a circle, corresponding each the oil collection net bar of net bar feed pipe sets out the mouth of a river, central circulation water tank is provided with central circulation water pump 4, the input suction pipe mouth of pipe of central circulation water pump 13 is positioned at clean water area, output is connected with net bar feed pipe by pipeline, when the water in central circulation water tank is transported to net bar feed pipe by central water circulating pump, after being supplied water to oil collection net bar by net bar feed pipe, current flow back to again central circulation water tank along oil collection net bar, at current when oil collection net bar flows back to central circulation water tank, the soot gas that lampblack absorber sucks is through the filtration of oil collection net bar and by current oil-collecting, after central water-oil separating filter screen, flow to again the clean water area of bottom, the waste oil that current are collected is stayed the oil mixing with water district of central circulation water tank upper, realizing oil smoke separates.
The described inside of cyclic water tank around arranges buoyancy switch, and buoyancy switch is arranged at the outlet pipe mouth of pipe of storage tank, to control the water level of cyclic water tank around, around cyclic water tank 9 use dividing plates 18 are divided into oil mixing with water district, inner side, clean water area, outside, and around the below of dividing plate arranges, water-oil separating filter screen 19(as shown in Figure 3), in cyclic water tank, dashpot is set around, the oil-collecting water that prevents oil mixing with water state flows into after cyclic water tank, flows into cyclic water tank bottom and cause waste oil to stop up water-oil separating filter screen under the effect of inertia, water curtain feed pipe 7(exhaust fume collecting hood surrounding sidewall is set at the top of exhaust fume collecting hood 1 surrounding sidewall and is divided into lateral tilting inclined-plane and front and back vertical plane, water curtain feed pipe 7 relative set are at the top of inclined plane and vertical plane), the delivery port that is the linear alignment is set on water curtain feed pipe 7, the delivery port of water curtain feed pipe is towards the inner side of the surrounding sidewall of exhaust fume collecting hood, bottom at exhaust fume collecting hood surrounding wall arranges water leg, water leg is connected with cyclic water tank 9 around by pipeline, around cyclic water tank is provided with water circulating pump 15 around, around the input suction pipe mouth of pipe of water circulating pump is positioned at the clean water area of cyclic water tank 9 around, output is connected with water curtain feed pipe 7 by pipeline.The water curtain feed pipe 7 water in cyclic water tank 9 being around transported to when water circulating pump 15 around, water flows to the top of exhaust fume collecting hood 1 surrounding sidewall by the delivery port of water curtain feed pipe and flows down and form a water curtain (left side along sidewall, right is inclination water curtain, front and back are vertical water curtain), simultaneously water by flow collection the waste oil in oil smoke, after water leg, flow back to again the oil mixing with water district of cyclic water tank inner side around, both effectively increased oil smoke separating effect, avoid again the waste oil in oil smoke to stick to internal body, water flows to the clean water area of dividing plate opposite side again through water-oil separating filter screen, waste oil is stayed the oil mixing with water district, inner side of cyclic water tank around, so that waste oil collecting is discharged and the cycling and reutilization of clean water, reach the effect of exempting from cleaning.
The described below of cyclic water tank around arranges dismountable swab case 16, swab case is connected by oil exit pipe with cyclic water tank around, oil exit pipe is provided with drain cock, in the time that the waste oil in cyclic water tank is around more, can open drain cock, waste oil flows to swab case through the oil exit pipe that sets height, after waste oil discharges, drain cock is closed, and swab case is taken off to outwell after waste oil refill back and can continue to use.
The bottom surrounding of described exhaust fume collecting hood 1 arranges high-pressure air hose 8, be provided with towards downward seam shape air outlet 10 along high-pressure air hose, high-pressure air hose is connected with the high pressure positive blower 14 being arranged on casing by pipeline, high pressure positive blower work, after pure air in air inlet suction chamber, again air is blown into high-pressure air hose 8 with the form of high speed and high pressure, and discharged at a high speed by the seam shape air outlet 10 of high-pressure air hose, thereby form a three-dimensional brattice that surrounds pot and stove surrounding completely from top to bottom, oil smoke and heat radiation that pot and stove is produced are enclosed in the kitchen range top to the space between exhaust fume collecting hood, avoid oil smoke and heat radiation to external diffusion, by lampblack absorber, oil smoke is siphoned away simultaneously, and stopping due to three-dimensional brattice, in the time having high temperature oil to splash, most of oil droplet is blown off at a high speed by brattice, and the oil droplet that splashes out on a small quantity significantly reduces in oil temperature after brattice, thereby can not cause the personnel's rats after severe scald burn that cooks.
Be further used as the improved technical scheme of the utility model, the inner side of described exhaust fume collecting hood surrounding sidewall arranges channelizing line 17, to reach stationary flow direction, thus the stable state of maintenance water curtain.
Be further used as the improved technical scheme of the utility model, the outlet pipe of described storage tank is provided with manually-operated gate, closes outlet pipe to facilitate in the time discharging waste oil.
According to design of the present utility model, corresponding central circulation water tank 13, around display window is set on cyclic water tank 9, be convenient to observe and collect useless oil condition, discharge in time waste oil, ensure the normal work of lampblack absorber.
The above is only preferred embodiment of the present utility model; should be understood that; for those skilled in the art; do not departing under the prerequisite of the utility model know-why; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (8)
1. the multi-functional cleaning-free kitchen ventilator of water curtain style, comprise control system, casing, exhaust fume collecting hood, blower fan and blast pipe, it is characterized in that: in the backplate around blower fan, be provided with storage tank, storage tank is provided with water inlet pipe, buoyancy switch and outlet pipe, the other end of water inlet pipe connects running water pipe, and buoyancy switch is arranged on the water inlet pipe mouth of pipe place in storage tank; The below of blower fan is provided with self-mountable & dismountuble central circulation water tank, exhaust fume collecting hood bottom sides along arrange enclose around exhaust fume collecting hood one around cyclic water tank, the outlet pipe of storage tank respectively with central circulation water tank and around cyclic water tank be connected; Strip oil collection net bar is set between central circulation water tank and blower fan, the lower end of oil collection net bar is positioned at central circulation water tank, upper end arranges net bar feed pipe around a circle, corresponding each the oil collection net bar of net bar feed pipe sets out the mouth of a river, central circulation water tank is provided with central circulation water pump, and central circulation water delivery side of pump is connected with net bar feed pipe by pipeline; Top at exhaust fume collecting hood surrounding sidewall arranges water curtain feed pipe, the delivery port that is the linear alignment is set on water curtain feed pipe, the delivery port of water curtain feed pipe is towards the inner side of the surrounding sidewall of exhaust fume collecting hood, bottom at exhaust fume collecting hood surrounding sidewall arranges water leg, water leg is connected with cyclic water tank around by pipeline, around cyclic water tank is provided with water circulating pump around, and around recirculated water delivery side of pump is connected with water curtain feed pipe by pipeline.
2. the multi-functional cleaning-free kitchen ventilator of water curtain style according to claim 1, it is characterized in that: the inside of described central circulation water tank arranges buoyancy switch, buoyancy switch is arranged at the outlet pipe mouth of pipe of storage tank, central water-oil separating filter screen is set in central circulation water tank, and the input suction pipe mouth of pipe of central circulation water pump is positioned at clean water area.
3. the multi-functional cleaning-free kitchen ventilator of water curtain style according to claim 1, it is characterized in that: the described inside of cyclic water tank around arranges buoyancy switch, buoyancy switch is arranged at the outlet pipe mouth of pipe of storage tank, around cyclic water tank baffle for separating is oil mixing with water district, inner side, clean water area, outside, and the below of dividing plate arranges water-oil separating filter screen around, and around the input suction pipe mouth of pipe of water circulating pump is positioned at clean water area.
4. the multi-functional cleaning-free kitchen ventilator of water curtain style according to claim 1, is characterized in that: described central circulation water tank or in cyclic water tank, dashpot is set around.
5. the multi-functional cleaning-free kitchen ventilator of water curtain style according to claim 1, is characterized in that: the inner side of described exhaust fume collecting hood surrounding sidewall arranges channelizing line.
6. the multi-functional cleaning-free kitchen ventilator of water curtain style according to claim 1, is characterized in that: the outlet pipe of described storage tank is provided with manually-operated gate.
7. the multi-functional cleaning-free kitchen ventilator of water curtain style according to claim 1, is characterized in that: the below of described cyclic water tank around arranges dismountable swab case, and swab case is connected by oil exit pipe with cyclic water tank around, and oil exit pipe is provided with drain cock.
8. the multi-functional cleaning-free kitchen ventilator of water curtain style according to claim 1, it is characterized in that: the bottom surrounding of described exhaust fume collecting hood arranges high-pressure air hose, be provided with towards downward seam shape air outlet along high-pressure air hose, high-pressure air hose is connected with the high pressure positive blower being arranged on casing by pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320891115.5U CN203642296U (en) | 2013-12-28 | 2013-12-28 | Water curtain type multifunctional no-cleaning range hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320891115.5U CN203642296U (en) | 2013-12-28 | 2013-12-28 | Water curtain type multifunctional no-cleaning range hood |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203642296U true CN203642296U (en) | 2014-06-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320891115.5U Withdrawn - After Issue CN203642296U (en) | 2013-12-28 | 2013-12-28 | Water curtain type multifunctional no-cleaning range hood |
Country Status (1)
| Country | Link |
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| CN (1) | CN203642296U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103673022A (en) * | 2013-12-28 | 2014-03-26 | 赵云朋 | Water curtain type multifunctional non-clean range hood |
| CN112098279A (en) * | 2020-09-01 | 2020-12-18 | 绍兴文理学院 | Wireless measurement system for deposition amount of fog drops with various points |
-
2013
- 2013-12-28 CN CN201320891115.5U patent/CN203642296U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103673022A (en) * | 2013-12-28 | 2014-03-26 | 赵云朋 | Water curtain type multifunctional non-clean range hood |
| CN103673022B (en) * | 2013-12-28 | 2015-11-04 | 赵云朋 | Water curtain type multifunctional non-clean range hood |
| CN112098279A (en) * | 2020-09-01 | 2020-12-18 | 绍兴文理学院 | Wireless measurement system for deposition amount of fog drops with various points |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140611 Effective date of abandoning: 20151104 |
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| C25 | Abandonment of patent right or utility model to avoid double patenting |