CN216814293U

CN216814293U - But self-cleaning's smoke ventilator

Info

Publication number: CN216814293U
Application number: CN202220310842.7U
Authority: CN
Inventors: 刘立; 刘克林
Original assignee: Jianli Torch Environmental Protection Technology Co ltd
Current assignee: Jianli Torch Environmental Protection Technology Co ltd
Priority date: 2022-02-16
Filing date: 2022-02-16
Publication date: 2022-06-24
Anticipated expiration: 2032-02-16

Abstract

The utility model relates to a range hood capable of being automatically cleaned, and belongs to the technical field of kitchen oil fume purification devices. The range hood is independent of one stove, low in equipment power and energy consumption, blades and a wheel disc of the centrifugal impeller are sprayed with water and cleaned through the spray heads respectively, oil stains are prevented from being formed on the centrifugal impeller, and cleaning cost is reduced; the oil fume is filtered step by step through the oil filtering layer and the filtering layer on the air outlet pipe, so that the gas discharged from the air outlet pipe is tasteless and clean air. The problems that when the existing range hood is used, the power is high, the energy consumption is high, harmful substances in oil smoke can be deposited to form oil stains, the cleaning cost is high, and air pollution can be caused by direct discharge are solved.

Description

But self-cleaning's smoke ventilator

Technical Field

The utility model relates to a range hood capable of being automatically cleaned, and belongs to the technical field of kitchen oil fume purification devices.

Background

The kitchen ventilator is a kitchen device for sucking and purifying oil smoke generated during cooking, the oil smoke is usually rapidly pumped away and exhausted outdoors through an exhaust pipe to achieve the purpose of purifying the kitchen environment, the traditional oil smoke pumping system conveys the oil smoke by a pipeline, the oil smoke is usually exhausted into a public flue by the kitchen ventilator in a high-rise residence, the oil smoke is exhausted from a top floor through the public flue, a check valve is arranged between the exhaust pipe of the oil smoke ventilator and the public flue in the kitchen of the high-rise residence to prevent the oil smoke from tainting odor to influence the daily living environment, but in the use process of the check valve, harmful substances in the oil smoke are gradually deposited to form oil stains, so that the performance of the check valve is reduced or even loses efficacy.

On the other hand, the range hood device in the kitchen of catering trade unit is basically a multi-range one-machine, namely, a range hood system is configured for a plurality of cooking benches, the arrangement of the range hood system is complex, the power is high, the energy consumption is high, the periodic cleaning and maintenance cost is high, especially, when only one cooking bench works, the whole range hood system still needs to be opened, the energy waste is caused, because the oil smoke discharge amount is large, oil stains are easily formed on an exhaust pipe and an outdoor wall, the cleaning is extremely difficult and bacteria are easily bred, the living environment is influenced, and meanwhile, the oil smoke is directly discharged outdoors, and the air pollution is caused. Therefore, there is a need for improvement thereof.

Disclosure of Invention

The utility model aims to provide an automatic cleaning range hood which is simple in structure and low in equipment power, can purify oil smoke into clean air, automatically clean the range hood and avoid oil stain deposition, so that the problems that the conventional range hood is high in power and energy consumption, harmful substances in the oil smoke can deposit to form oil stain, the cleaning cost is high, and air pollution can be caused by direct discharge in use are solved.

The technical scheme of the utility model is as follows:

the utility model provides a but self-cleaning's smoke ventilator, it includes gas collecting channel, casing, driving motor, centrifugal impeller, outlet duct and shower nozzle, and one side of casing is provided with the gas collecting channel, and the opposite side of casing is inside to be provided with centrifugal impeller through the cage, is equipped with driving motor on the backplate of casing admittedly, and driving motor is connected with centrifugal impeller, and the bottom of casing is provided with the separating tank, and the cage passes through connecting pipe and separating tank intercommunication, its characterized in that: one side of the centrifugal impeller is provided with a spray head through a connecting pipe, the top of the shell is provided with an air outlet pipe, the air outlet pipe penetrates through the gas collecting hood and is communicated with the separation tank, the air outlet pipe is provided with an oil-gas separator, a mounting opening is formed in the separation tank, an overflow pipe is arranged on the mounting opening, and the bottom of the overflow pipe is provided with an oil-water separator.

The cleaning pipe is provided with an electromagnetic valve, one end of the cleaning pipe is connected with a water source, and the other end of the cleaning pipe is respectively connected with two spray heads through a three-way pipe.

The shell between the separation groove and the isolation cover is provided with a clapboard, and the separation groove is sealed through the clapboard.

The oil-gas separator is of a tubular structure with two open ends, an oil filtering layer and an adsorption layer are arranged in the oil-gas separator, the oil filtering layer is arranged at the bottom of the oil-gas separator, and the adsorption layer is arranged in an air outlet pipe above the oil filtering layer.

And the gas collecting hood is provided with a time control switch which is electrically connected with the electromagnetic valve and the driving motor respectively.

The utility model has the beneficial effects that:

the range hood capable of automatically cleaning has the advantages of one stove and one machine, mutual independence, low equipment power and low energy consumption, and the blades and the wheel disc of the centrifugal impeller are respectively cleaned by spraying water through the spray head, so that oil stains on the centrifugal impeller are prevented from being formed, and the cleaning cost is reduced; the oil fume is discharged into the water in the separating tank through the centrifugal impeller and the connecting pipe, the oil fume is primarily filtered, so that the oil and the smoke in the oil fume are separated, and after water spraying and cleaning are carried out, the water surface in the separating tank is raised, so that the oil flows out from the overflow pipe along with water flow; the oil filtering layer of the air outlet pipe intercepts oil sludge formed by bonding the flue gas and water, so that the oil sludge falls into the separation tank to achieve the effect of secondary filtration; the oil and gas separator through the outlet duct adsorbs remaining gas and filters, and the gas that makes the outlet duct of discharging is tasteless clean air, reaches tertiary filterable effect, has solved current smoke ventilator in use, and power is big, and the energy consumption is big, and harmful substance in the oil smoke can deposit and form the greasy dirt, and clean with high costs, and direct emission can cause air pollution's problem.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic sectional structure view of the housing of the present invention.

In the figure: 1. a gas-collecting hood; 2. a housing; 3. a drive motor; 4. a centrifugal impeller; 5. a separation tank; 6. a connecting pipe; 7. an overflow pipe; 8. an air outlet pipe; 9. filtering an oil layer; 10. an adsorption layer; 11. a spray head; 12. cleaning the tube; 13. an isolation cover; 14. a time control switch; 15. an oil-gas separator; 16. an oil-water separator; 17. an electromagnetic valve; 18. a cooking bench; 19. a separator.

Detailed Description

The range hood capable of automatically cleaning comprises a gas collecting hood 1, a shell 2, a driving motor 3, a centrifugal impeller 4, a gas outlet pipe 8 and a cleaning assembly, wherein the gas collecting hood 1 is arranged on one side of the shell 2, a suction opening is formed in a panel of the shell 2, an isolation hood 13 is arranged on the inner wall of the panel corresponding to the suction opening, the centrifugal impeller 4 is arranged in the isolation hood 13, the driving motor 3 is fixedly installed on a back plate of the shell 2, a transmission shaft of the driving motor 3 is connected with the centrifugal impeller 4, a separation groove 5 is formed in the bottom of the shell 2, a partition plate 19 is arranged on the shell 2 between the separation groove 5 and the isolation hood 13, and the separation groove 5 is sealed through the partition plate 19; drive centrifugal impeller 4 through driving motor 3 and rotate, inhale the cage 13 with the air from the suction mouth, cage 13 passes through connecting

pipe

6 and 5 intercommunications of separating tank, makes the oil smoke along with the air passes through connecting pipe 6 and carries to separating tank 5 in, during the use, fill up water in separating tank 5, connecting pipe 6 extends to below the water level of separating tank 5, when making the oil smoke get into separating tank 5, get into aquatic and fully contact with water, carry out prefilter to the oil smoke.

Be provided with the installing port in the separating tank 5, overflow pipe 7 is equipped with on the installing port, the bottom of overflow pipe 7 extends to the outside of separating tank 5, according to the emission condition of oil smoke in family and the food and beverage enterprise, can set up oil water separator 16 in the bottom of overflow pipe 7, through oil water separator 16 to oil and separation of water, water directly discharges into the sewer, handle after the oil is collected, the mouth of pipe of overflow pipe 7 is less than the surface of water in separating tank 5, be higher than the bottom port of connecting pipe 6, after the oil smoke got into separating tank 5, because the density of oil is less than water, can float in the surface of water.

A nozzle 11 is arranged on one side of the centrifugal impeller 4 through a cleaning pipe 12, the cleaning pipe 12 is installed on the shell 2, one end of the cleaning pipe 12 is communicated with a water source, an electromagnetic valve 17 is arranged on the cleaning pipe 12, the cleaning pipe 12 is opened by controlling the electromagnetic valve 17, the other end of the cleaning pipe 12 is respectively connected with two nozzles 11 through a three-way pipe, the two nozzles 11 respectively correspond to the blade and the wheel disc of the centrifugal impeller 4, high-pressure jet flow sprayed out of the nozzles 11 respectively washes the blade and the wheel disc, under the continuous washing action, the water surface in the separation tank 5 rises, and oil flows out of the separation tank 5 from the overflow pipe 7 along with water flow and enters the oil-water separator 16; because daily smoke ventilator is in the use, do not accomplish timely washing after using very hard to lead to the greasy dirt on the smoke ventilator to accumulate gradually, through this smoke ventilator's scavenge pipe 12 and shower nozzle 11, in time wash centrifugal impeller 4's blade and rim plate, prevent that centrifugal impeller 4 surface from accumulating gradually in long-term use and producing the greasy dirt, reduced clean cost.

An air outlet pipe 8 is arranged at the top of the shell 2, one end of the air outlet pipe 8 penetrates through the gas collecting hood 1 and is communicated with the separation tank 5, the other end of the air outlet pipe 8 extends to the outer side of the shell 2, an oil-gas separator 15 is arranged on the air outlet pipe 8 extending to the outer side of the shell 2, the oil-gas separator 15 is of a tubular structure with two open ends, an oil filtering layer 9 and an adsorption layer 10 are arranged in the oil-gas separator 15, the oil filtering layer 9 is arranged at the bottom of the oil-gas separator 15 and is of a net-shaped structure, oil drops mixed in air and oil sludge formed by bonding of smoke and water are intercepted through the oil filtering layer 9, the oil sludge falls into the separation tank 5 and is subjected to secondary filtration on oil smoke, an adsorption layer 10 is arranged in the oil-gas separator 15 above the oil filtering layer 9, the adsorption layer 10 is active carbon, gas in the oil smoke is filtered through the adsorption layer 10, odor in the oil smoke is adsorbed and filtered, and odorless and clean air is discharged, the effect of filtering for three times is achieved, and the problem that odor can be tainted due to odor backflow can be effectively prevented in practical application.

The gas collecting hood 1 is provided with a time control switch 14, the time control switch 14 (ZYT 16) is respectively electrically connected with the electromagnetic valve 17 and the driving motor 3, the time control switch 14 can control the electromagnetic valve 17 to be opened after the driving motor 3 works for a certain time, so that water is sprayed out from the spray head 11 to clean the blades and the wheel disc of the centrifugal impeller 4, and the automatic cleaning effect is achieved.

Current smoke ventilator is in food and beverage enterprise use, because the emission of oil smoke is great, simultaneously, can cause the influence to the operation when high clean expense and clean, lead to longer to smoke ventilator's clean cycle, the greasy dirt of adhesion accumulates gradually on the smoke ventilator, makes suction effect reduce gradually to smoke ventilator's life can reduce, and simultaneously, the accumulation gradually of greasy dirt also can lead to the time spent long when wasing, the loaded down with trivial details scheduling problem of cleaning step.

This smoke ventilator installs on top of a kitchen range 18, earlier inject water in separating tank 6 after the installation is accomplished, in operation, start driving motor 3 through time switch 14, driving motor 3 drives centrifugal impeller 4 and normally works, under centrifugal impeller 4's suction effect, the oil smoke gets into separating tank 5 along with the air through centrifugal impeller 4 and connecting pipe 6, because the bottom of connecting pipe 6 is located below the surface of water, the oil smoke in the air gets into the aquatic earlier and carries out prefilter, oil in the oil smoke can float in the surface of water, along with the continuous increase of oil smoke, the oil reservoir is higher than overflow pipe 7 gradually, flow out separating tank 5 in following overflow pipe 7, set up oil water separator 16 bottom overflow pipe 7, through oil water separator 16 to oil and water separation, water directly discharges into the sewer, handle after the oil collection again.

After the range hood works for a period of time, oil smoke residues exist on the centrifugal impeller 4, at the moment, the electromagnetic valve 17 is opened through the time control switch 14, water is sprayed out from the spray head 11 through the cleaning pipe 12, the sprayed water respectively cleans blades and a wheel disc of the centrifugal impeller 4, meanwhile, because the centrifugal impeller 4 rotates at a high speed, the water collides with the blades, the cleaning effect is further improved, water mist is formed after the water collision, the water mist, the cleaned oil stain and the oil smoke enter the separation tank 5 together under the suction action of the centrifugal impeller 4, after the cleaning is finished, the electromagnetic valve 17 is closed through the time control switch 14, the range hood continues to work normally, in the actual application process, according to different use conditions of families and catering enterprises, a cleaning period is set for the time control switch 14 manually, and the effect of reducing energy consumption is achieved.

Air that gets into in the separating tank 5 is discharged through outlet duct 8, when the oil strain layer 9 through outlet duct 8 is being passed through to a small amount of oil smoke and water that thoughtlessly have in the air, oil strain layer 9 intercepts the fatlute that flue gas and water adhesion formed, make fatlute fall back into separating tank 5 and discharge through overflow pipe 7, gas after the filtration continues upwards to discharge, when adsorbed layer 10, adsorb the smell in the gas, thereby make the gas of outlet duct 8 clean odorless, when effectively preventing to use at home, because the check valve inefficacy causes the problem of tain of smell, when using in the food and beverage enterprise, directly discharge the oil smoke outdoors, can cause the problem of pollution to the air.

This smoke ventilator simple structure, equipment power is low, can be clean air with the oil smoke purification through outlet duct 8, to smoke ventilator self-cleaning, avoids the deposit to form the greasy dirt, has solved current smoke ventilator in use, and power is big, and the energy consumption is big, and harmful substance in the oil smoke can the deposit form the greasy dirt, and clean with high costs, direct emission can cause air pollution's problem.

Claims

1. The utility model provides a but self-cleaning's smoke ventilator, it is by gas collecting channel (1), casing (2), driving motor (3), centrifugal impeller (4), outlet duct (8) and washing subassembly constitute, one side of casing (2) is provided with gas collecting channel (1), the inside centrifugal impeller (4) that is provided with through cage (13) of opposite side of casing (2), driving motor (3) are equipped with admittedly on casing (2) backplate, driving motor (3) are connected with centrifugal impeller (4), the bottom of casing (2) is provided with separating tank (5), cage (13) are through connecting pipe (6) and separating tank (5) intercommunication, its characterized in that: one side of the centrifugal impeller (4) is provided with a spray head (11) through a cleaning pipe (12), the top of the shell (2) is provided with an air outlet pipe (8), the air outlet pipe (8) penetrates through the gas collecting hood (1) to be communicated with the separation tank (5), the air outlet pipe (8) is provided with an oil-gas separator (15), a mounting opening is formed in the separation tank (5), an overflow pipe (7) is arranged on the mounting opening, and the bottom of the overflow pipe (7) is provided with an oil-water separator (16).

2. The range hood of claim 1, wherein: the oil-gas separator (15) is of a tubular structure with openings at two ends, an oil filtering layer (9) and an adsorption layer (10) are arranged in the oil-gas separator (15), the oil filtering layer (9) is arranged at the bottom of the oil-gas separator (15), and the adsorption layer (10) is arranged in an air outlet pipe above the oil filtering layer (9).

3. The range hood of claim 1, wherein: a partition plate (19) is arranged on the shell (2) between the separation groove (5) and the isolation cover (13), and the separation groove is sealed through the partition plate (19).

4. The range hood of claim 1, wherein: an electromagnetic valve (17) is arranged on the cleaning pipe (12), one end of the cleaning pipe (12) is connected with a water source, and the other end of the cleaning pipe (12) is respectively connected with two nozzles (11) through a three-way pipe.

5. The range hood of claim 1, wherein: the gas-collecting hood (1) is provided with a time control switch (14), and the time control switch is respectively and electrically connected with the electromagnetic valve (17) and the driving motor (3).