CN207751035U - A kind of range hood - Google Patents

Abstract

The utility model is related to a kind of range hoods, include casing, air-out chamber and ozone generator with inner cavity, wind turbine is provided in inner cavity, air-out chamber has air outlet and air inlet, and it is connected to inner cavity by air inlet, and the outlet air valve plate that can open and close the air outlet is provided in air outlet, it further include purify cavity, ozone generator is arranged in purify cavity, gas outlet is offered in purify cavity, the ozone that ozone generator generates leads to inner cavity by the gas outlet, and purify cavity is connected to air-out chamber by gas-guide tube.The air-flow of wind turbine can be entered by gas-guide tube in purify cavity in the utility model, so as to disturb ozone gas, it can not only play the role of premixing ozone gas, and ozone gas can be driven to be passed through in inner cavity by gas outlet, in the inner cavity for subsequently entering wind turbine, air-out chamber is imported by the rotation of wind turbine, to form cycle inside range hood and keep dynamic balance state so that the ozone concentration at processing is needed uniformly to reach dynamic equilibrium inside range hood.

Description

A kind of range hood

Technical field

The utility model is related to range hood field more particularly to a kind of range hoods with bactericidal purifying function.

Background technology

Range hood is used to arrange outside flue gas, is easy accumulation greasy dirt, such as oil suction after a period of use, inside range hood The exhaust fume collecting hood of smoke machine, wind turbine etc..Greasy dirt gathers for a long time, is easy to cause inside range hood and grows germ, and leads to peculiar smell It generates, to be impacted to the health of kitchen environment and user.

For traditional range hood generally without bactericidal purifying function, ozone is a kind of very strong gas of sterilizing ability, Sterilizing ability is 3000 times or so of chlorine, has patent and is applied in the bactericidal purifying of range hood, such as：Application No. is The Chinese utility model patent of 201110258991.X (application publication number is CN 102966987A) discloses a kind of with disinfection The multi-functional smoke suction device of deodorization, inside ozone generator is installed, ozone generator outlet is connected to a solenoid valve control Threeway, the outlet of threeway one end is directed toward housing cavity, the other end stretch out shell it is outer after be fastened on to sealing ring and clamp nut On housing wall, threeway external part is connected with a leather hose.The inlet scoop of the device is able to turn on or off, thus can realize the device operation and it is quiet Only ozone goes mouldy the germ of growth because accumulating greasy dirt to its inside under state and the foul smell that distributes is carried out disinfection and removed.

Device in above-mentioned patent generates ozone in range hood by the way that ozone generator is arranged, using ozone generator Portion carries out bactericidal purifying, but ozone generator is chronically in the oil smoke surroundings inside range hood, a large amount of greasy dirts or dust Attachment can make the short circuit of ozone generator and damage ozone generator, to influence the effect of its bactericidal purifying.Into one Step, the proportion of ozone molecule are more than air, thus the ozone that generates of ozone generator will not automatic disperse, to cause fume-exhausting Ozone concentration is uneven inside machine, i.e., the ozone concentration near ozone generator is higher, and the ozone concentration of ozone generator distant place It is relatively low, and ozone molecule is extremely unstable, it is easy to it decomposes, has been further exacerbated by range hood inside ozone concentration so not , and ozone plays the effect of effective sterilizing deodoring and need to reach certain concentration and act on the regular hour.As it can be seen that existing tool There is the structure of the range hood of ozone generator to give full play to sterilizing deodoring function to ozone and cause limitation, need further It improves.

Utility model content

Technical problem to be solved in the utility model is to provide a kind of ozone generator can be made to produce for the prior art The range hood that raw ozone gas is distributed in range hood inner homogeneous.

Technical solution is used by the utility model solves above-mentioned technical problem：A kind of range hood, including have interior Casing, air-out chamber and the ozone generator of chamber, wind turbine is provided in above-mentioned inner cavity, and above-mentioned air-out chamber has air outlet and air inlet Mouthful, and be connected to inner cavity by the air inlet, and the outlet air valve plate that can open and close the air outlet is provided in the air outlet, it is special Sign is, further includes purify cavity, and the ozone generator is arranged in the purify cavity, and gas outlet is offered in the purify cavity, on The ozone for stating ozone generator generation leads to inner cavity by the gas outlet, and above-mentioned purify cavity is connected to air-out chamber by gas-guide tube.

Preferably, the gas-guide tube is from purify cavity to outlet air cavity dumping, to be conducive to the greasy dirt into purify cavity from Gas-guide tube flows back.

Preferably, be additionally provided with the mixing chamber for mixed gas in the casing, mixing chamber setting it is above-mentioned go out Between wind chamber and purify cavity, above-mentioned gas-guide tube traverses in the mixing chamber；The mixing chamber passes through above-mentioned outlet with above-mentioned purify cavity Mouth connection, and the mixing chamber is connected to inner cavity by gas vent, is provided on the gas outlet for opening and closing going out for the gas outlet Valve plate.Ozone gas can be made to be sufficiently mixed before entering inner cavity by the way that mixing chamber is arranged.

Preferably, the mixing chamber is connected to air-out chamber by air inlet, it is provided on the air inlet for opening and closing this The intake leaf of air inlet.The air-flow entered in this way by air inlet can not only drive the ozone gas in mixing chamber, to make The mixing for obtaining ozone gas is more uniform, and passes through the coordination energy adjusting ozone gas that size is opened and closed with above-mentioned air guide port Concentration reach best treatment effect so as to allocate suitable ozone concentration as needed.

Preferably, the mixer for mixed gas is provided in the mixing chamber, the air inlet and gas outlet phase To being arranged in the both sides of the mixer, the gas vent is set with mixer neighbour.In this way by air inlet enter air-flow and go out The ozone that gas port enters can liquidate at mixer, further strengthen mixed effect, and mixed ozone gas energy Enter in inner cavity readily through gas vent.

Preferably, it is air guide port that the gas-guide tube, which is located in the cavity wall of purify cavity, it is provided with and is used on the air guide port The air guide valve plate of the air guide port is opened and closed, which is linked with above-mentioned outlet valve plate by transmission component, also, works as air outlet valve When plate closes gas outlet, air guide valve plate close synchronously air guide port, and when outlet valve plate opening gas outlet, air guide valve plate, which synchronizes, to be opened Air guide port.So as to make ozone generator be in air-tight state, greasy dirt is effectively avoided to pollute damage to it.

Preferably, the gas outlet and air guide port are oppositely arranged, it is respectively arranged with the first sliding groove and second in the two and slides Slot, above-mentioned outlet valve plate can back and forth slide to open and close above-mentioned gas outlet along the first sliding groove, and above-mentioned air guide valve plate can be along second Sliding slot slides to open and close above-mentioned air guide port back and forth；The silk that above-mentioned transmission component includes driving motor, is driven by the driving motor Bar and the nut being socketed on the lead screw, the lead screw and nut form worm drive pair, the extending direction of above-mentioned lead screw with go out Direction where gas port and air guide port is vertical, and the both ends of the nut are fixed with corresponding outlet valve plate and air guide valve plate respectively.

Preferably, the air-out chamber, purify cavity, that is, mixing chamber are arranged at the top of inner cavity, and three sets side by side It sets, above-mentioned air-out chamber has the first vertical side walls shared with the purify cavity, and above-mentioned air inlet is offered in first vertical side walls Mouthful, above-mentioned purify cavity has the second vertical side walls shared with mixing chamber, offer respectively in second vertical side walls it is above-mentioned go out Gas port and air guide port, and the gas outlet is oppositely arranged up and down with air guide port.

Preferably, the gas vent is located at the top of the air inlet port of above-mentioned wind turbine, so as to make ozone rapidly Into in wind turbine, and entered in air-out chamber by the rotation of wind turbine, realizes Rapid Circulation of the ozone inside range hood.

Preferably, being provided with the filter element for crossing filtering fume in the gas-guide tube, such air-flow is entering purification It can be filtered by the filter element before chamber, to avoid the oil smoke in the air-flow from polluting damage to ozone generator.

Compared with prior art, the utility model has the advantage of：Purify cavity is provided in the utility model, ozone occurs Device is arranged in the purify cavity, while purify cavity is connected to air-out chamber by gas-guide tube, utilizes ozone gas to fume-exhausting in this way When carrying out sterilizing deodoring processing inside machine, the air-flow of wind turbine can be entered by gas-guide tube in purify cavity, so as to disturb ozone gas Body can not only play the role of premixing ozone gas, and ozone gas can be driven to be passed through in inner cavity by gas outlet, Hence into the inner cavity of wind turbine, air-out chamber is imported by the rotation of wind turbine, is then formed inside range hood and is recycled and protect Hold dynamic balance state so that need the ozone concentration at processing uniformly to reach dynamic equilibrium inside range hood, so that should Range hood obtains good sterilizing deodoring treatment effect.

Description of the drawings

Fig. 1 is the structural schematic diagram of range hood in the utility model embodiment 1；

Fig. 2 is the partial structural diagram of range hood in the utility model embodiment 1；

Fig. 3 is the sectional view of Fig. 2；

Fig. 4 is the enlarged drawing of I part in Fig. 2；

Fig. 5 is the enlarged drawing of II part in Fig. 3；

Fig. 6 is the airflow direction schematic diagram under cooking status inside range hood in the utility model embodiment 1；

Fig. 7 is the airflow direction schematic diagram under sterilizing deodoring state inside range hood in the utility model embodiment 1；

Fig. 8 is the airflow direction schematic diagram inside range hood under sterilizing deodoring state in the utility model embodiment 2；

Fig. 9 is the sectional view of gas-guide tube in the utility model embodiment 2；

Figure 10 is the airflow direction schematic diagram inside gas-guide tube in the utility model embodiment 2.

Specific implementation mode

The utility model is described in further detail below in conjunction with attached drawing embodiment.

Embodiment 1：

As shown in Fig. 1~7, a kind of range hood includes casing 21 and outlet housing 211 with inner cavity 210, above-mentioned inner cavity It is provided with wind turbine 22 in 210, air-out chamber 23 is provided in above-mentioned outlet housing 211, and the air-out chamber 23 is located at the top of inner cavity 210 And communicated with inner cavity 210 by air inlet 231, there is air outlet 232, the air outlet 232 to be provided at the top of the air-out chamber 23 The outlet air valve plate 271 of the air outlet 232 can be opened and closed.

Further, it is additionally provided with purify cavity 24 and mixing chamber 25 in above-mentioned outlet housing 211, is provided in the purify cavity 24 smelly Oxygen Generator 26 is provided with mixer 202 in mixing chamber 25.Above-mentioned purify cavity 24 is connected to mixing chamber 25 by gas outlet 242, Mixing chamber 25 is imported by the gas outlet 242 by the ozone that ozone generator 26 generates, is led to after being sufficiently mixed in mixing chamber 25 The gas vent 251 on mixing chamber 25 is crossed to import in inner cavity 210.Further, above-mentioned purify cavity 24 with air-out chamber 23 by leading Tracheae 28 is connected to, and in this way under sterilizing deodoring state, outlet air valve plate 271 closes air outlet 232, and the air-flow that wind turbine 22 generates passes through Gas-guide tube 28 is passed through in purify cavity 24, and the ozone in purify cavity 24 occurs to flow under the drive of air-flow and passes through gas outlet 242 It imports in mixing chamber 25 and is mixed, entered in inner cavity 210 by gas vent 251 after mixing, the gas in the present embodiment Body outlet 251 is located at the top of the air inlet port 221 of wind turbine 22, and the ozone imported in this way by gas vent 251 can be rapidly Into in wind turbine 22, air-out chamber 23 is then imported by the rotation of wind turbine 22, in purify cavity 24, mixing chamber 25, inner cavity 210, cycle is formed between the inner cavity of wind turbine 22 and air-out chamber 23, so that ozone concentration is uniform inside range hood, is made It obtains ozone and plays good sterilizing deodoring effect.

In the present embodiment, above-mentioned air-out chamber 23, purify cavity 24 and 25 neighbour arranged side by side of mixing chamber set, wherein mixing chamber 25 is set It sets between air-out chamber 23 and purify cavity 24, above-mentioned gas-guide tube 28 traverses in mixing chamber 25, and the gas-guide tube 28 is from purification Chamber 24 is tilted to 23 direction of air-out chamber, to be conducive to flow back into the greasy dirt of purify cavity 24 from gas-guide tube 28.Above-mentioned mixing chamber 25 are connected to air-out chamber 23 by air inlet 234, and the intake valve for opening and closing the air inlet 234 is provided on the air inlet 234 Plate 272, while the outlet valve plate 273 for opening and closing the gas outlet 242 is provided on above-mentioned gas outlet 242.Gas-guide tube 28 is located at It is air guide port 281 in the cavity wall of purify cavity 24, the guide valve for opening and closing the air guide port 281 is provided on the air guide port 281 Plate 282, the air guide valve plate 282 are linked with above-mentioned outlet valve plate 273 by transmission component, also, when outlet valve plate 273 is closed out When gas port 242,282 close synchronously air guide port 281 of air guide valve plate, and when the opening gas outlet 242 of outlet valve plate 273, air guide valve plate 282 synchronize opening air guide port 281.

Under cooking status, air guide valve plate 282 and outlet valve plate 273 close air guide port 281 and gas outlet 242 respectively, from And ozone generator 26 can be made to be in air-tight state, effectively avoid greasy dirt from polluting damage to it.Pass through in the utility model The size of ozone concentration can be adjusted to the control of 281 openings of sizes of above-mentioned air inlet 234 and air guide port, such as：By increase into The incoming air area of gas port 234 reduces the incoming air area of air guide port 281 to prepare the ozone gas of low concentration, due to low concentration simultaneously The ozone gas resolving time it is shorter, therefore sterilizing can be carried out to range hood after daily culinary art, with Ensure the cleaning of inner cavity 210；Incoming air area by reducing air inlet 234 increases the incoming air area of air guide port 281 to match simultaneously The ozone gas resolving time of the ozone gas of high concentration processed, high concentration is longer, can at regular intervals to range hood into High-concentrated ozone processing of row, i.e., carry out deep layer sterilizing, to ensure the deep clean of its inner cavity 210 to range hood.

In the present embodiment, above-mentioned air-out chamber 23, purify cavity 24 and mixing chamber 25 are arranged at the top of inner cavity 210, and Three is set up in parallel, and above-mentioned air-out chamber 23 has the first vertical side walls 233 shared with the mixing chamber 25, first vertical side walls Offer above-mentioned air inlet 234 on 233, above-mentioned purify cavity 24 has the second vertical side walls 241 shared with mixing chamber 25, this Above-mentioned gas outlet 242 and air guide port 281 are offered in two vertical side walls 241 respectively, and on the gas outlet 242 and air guide port 281 Under be oppositely arranged.

It is respectively arranged with horizontal-extending the first sliding groove 283 and second sliding slot on above-mentioned gas outlet 242 and air guide port 281 243, above-mentioned outlet valve plate 273 can slide to open and close along the first sliding groove 283 above-mentioned gas outlet 242 back and forth, and above-mentioned guide valve Plate 282 can back and forth slide to open and close above-mentioned air guide port 281 along second sliding slot 243.Above-mentioned transmission component includes driving motor 291, the lead screw 292 driven by the driving motor 291 and the nut 293 being socketed on the lead screw 292, the lead screw 292 and spiral shell Mother 293 forms worm drive pair, and 292 horizontal extension of above-mentioned lead screw, the above-mentioned both ends for stating nut 293 are respectively by vertically extending Head rod 294 and the second connecting rod 295 are fixed with outlet valve plate 273 and air guide valve plate 282.In this way when nut 293 is in silk When being slid back and forth on bar 292,282 energy synchronization-sliding of outlet valve plate 273 and air guide valve plate, to realize gas outlet 242 and air guide The synchronous opening/closing of mouth 281.

The mixer 202 for mixed gas is provided in above-mentioned mixing chamber 25, so as to make ozone gas in mixing chamber It is mixed in 25 more uniformly, and air inlet 234 and gas outlet 242 are oppositely arranged on the both sides of the mixer 202, the gas Outlet 251 is set with 202 neighbour of the mixer, and the ozone that the air-flow and gas outlet 242 entered in this way by air inlet 234 enters can be mixed It liquidates at clutch 202, further strengthens mixed effect, and mixed ozone gas can be readily through gas vent 251 enter in inner cavity 210.In the present embodiment, driver 201 is provided at air inlet 234, the output shaft of the driver 201 with Intake leaf 272 is fixed, while the both sides of air inlet 234 are provided with the sliding rail 235 slid for about 272 intake leaf, in this way Under the driving of driver 201, intake leaf 272 can be slided up and down along air inlet 234, to realize the keying of air inlet 234.

Under cooking status, above-mentioned air guide valve plate 282 and outlet valve plate 273 simultaneously close off air guide port 281 and gas outlet 242, So that ozone generator 26 is in confined space, in the present embodiment air guide port 281 also simultaneously close off (under cooking status into Gas port 234 can also be opened), outlet air valve plate 271 opens air outlet 232, and oil smoke is imported by air outlet 232 in common flue.

Under sterilizing deodoring state, outlet air valve plate 271 closes air outlet 232, and air guide valve plate 282 opens air guide port 281, outlet Valve plate 273 opens gas outlet 242, and the air-flow that wind turbine 22 generates enters purify cavity 24 by air guide port 281, smelly in purify cavity 24 Carrier of oxygen enters mixing chamber 25 under the drive of air-flow by gas outlet 242, is gone out by gas after being mixed well into mixer 202 Mouthfuls 251 enter inner cavities 210, are then entered in wind turbine inner cavity by the air inlet port 221 of wind turbine 22, under the rotation of wind turbine 22 into Enter air-out chamber 23, to form the dynamic equilibrium for recycling and being formed effective concentration inside range hood, to range hood inside Carry out sufficient sterilizing.Preferably, air inlet 234 is opened simultaneously, the air-flow entered in this way from air inlet 234 can not only band Ozone gas in dynamic mixing chamber 25 so that the mixing of ozone gas is more uniform, and by with above-mentioned air guide port 281 The concentration that the coordination energy of folding size adjusts ozone gas reaches so as to allocate suitable ozone concentration as needed Best treatment effect.

Embodiment 2：

As shown in figs. 8-10, as different from Example 1, in the present embodiment, gas-guide tube is provided in above-mentioned gas-guide tube 28 28 are internally provided with the filter element 280 for crossing filtering fume, the fume molecules in the 280 energy filtered airflow of filter element, from And the fume molecules is avoided to pollute damage to ozone generator 26.The filter element 280 traverses in gas-guide tube 28, and It is all provided with along 28 length direction interval of gas-guide tube, each filter element 280 includes at least two along 28 width direction interval of gas-guide tube The filtering body of setting, each filtering body at least one end and the inner wall of gas-guide tube 28 are fixed, and gas supply is formed between adjacent filtering body The filtration channel 2800 that stream passes through.So design can be such that the fume molecules into gas-guide tube 28 are successfully touched with filter element 280 It hits, to preferably filter fume molecules.Further, filtering body includes the first filtering body 2801 and the second filtering body 2802, respectively Filter element 280 includes first filtering body 2801 and two the second filtering bodies 2802, wherein the first filtering body 2801 It is staggered between two second filtering bodies 2802 and respectively with the second filtering body 2802 of both sides.Further, each described The cross section of first filtering body 2801 assumes diamond in shape, and the cross section of each second filtering body 2802 is in equilateral triangle, respectively Each side of first filtering body 2801 is parallel with the adjacent relative side of the second filtering body 2802 respectively.To in the filtering Be respectively formed in channel 2800 for fume molecules collide with lower wall surface：First positioned at each second filtering body, 2802 bottom Wall surface 280a, the second wall surface 280b and the third wall on 28 inner wall of gas-guide tube for being located at each second filtering body, 2802 bottom Face 280c.After fume molecules enter gas-guide tube 28, soot gas is collided with above-mentioned first wall surface 280a first, so that oil smoke Part fume molecules in gas complete first separation filtering；When soot gas goes successively to the second filtering body 2802 and the first mistake When gap between filter body 2801, the width in gap narrows, so that the speed of soot gas is accelerated, and then can be with quickly Velocity collision completes the secondary separation filtering of fume molecules on the second wall surface 280b and turning to；Cooking fume after steering Body continues to collide with the inner wall of gas-guide tube 28, and separation is collided to complete third time；The soot gas of separation is collided in completion three times Continue to collide with subsequent first wall surface 280a, recycle successively, until soot gas enters purify cavity 24, it is net effectively to filter air inlet The air-flow for changing chamber 24, to avoid fume pollution ozone generator 26.

Claims (10)

1. Include casing (21), air-out chamber (23) and ozone generator (26) with inner cavity (210) 1. a kind of range hood, on It states and is provided with wind turbine (22) in inner cavity (210), above-mentioned air-out chamber (23) has air outlet (232) and air inlet (231), and leads to The air inlet (231) is crossed to be connected to inner cavity (210), and going out for air outlet (232) can be opened and closed by being provided in the air outlet (232) Air valve plate (271), which is characterized in that further include purify cavity (24), the ozone generator (26) is arranged in the purify cavity (24) In, gas outlet (242) is offered in the purify cavity (24), the ozone that above-mentioned ozone generator (26) generates passes through the gas outlet (242) lead to inner cavity (210), above-mentioned purify cavity (24) is connected to air-out chamber (23) by gas-guide tube (28).
2. 2. range hood as described in claim 1, which is characterized in that the gas-guide tube (28) is from purify cavity (24) to air-out chamber (23) it tilts.
3. 3. range hood as described in claim 1, which is characterized in that be additionally provided with for mixed gas in the casing (21) Mixing chamber (25), the mixing chamber (25) be arranged between above-mentioned air-out chamber (23) and purify cavity (24), above-mentioned gas-guide tube (28) It traverses in the mixing chamber (25)；

   The mixing chamber (25) is connected to above-mentioned purify cavity (24) by above-mentioned gas outlet (242), and the mixing chamber (25) and inner cavity (210) it is connected to by gas vent (251), the air outlet valve for opening and closing the gas outlet (242) is provided on the gas outlet (242) Plate (273).
4. 4. range hood as claimed in claim 3, which is characterized in that the mixing chamber (25) passes through air inlet with air-out chamber (23) Mouth (234) is connected to, and the intake leaf (272) for opening and closing the air inlet (234) is provided on the air inlet (234).
5. 5. range hood as claimed in claim 4, which is characterized in that it is provided with mixer (202) in the mixing chamber (25), The air inlet (234) and gas outlet (242) are oppositely arranged on the both sides of the mixer (202), the gas vent (251) with Mixer (202) neighbour sets.
6. 6. range hood as claimed in claim 4, which is characterized in that the gas-guide tube (28) is located at the cavity wall of purify cavity (24) On be air guide port (281), the air guide valve plate (282) for opening and closing the air guide port (281) is provided on the air guide port (281), The air guide valve plate (282) is linked with above-mentioned outlet valve plate (273) by transmission component, also, when outlet valve plate (273) is closed out When gas port (242), air guide valve plate (282) close synchronously air guide port (281), and outlet valve plate (273) opens gas outlet (242) When, air guide valve plate (282) is synchronous to open air guide port (281).
7. 7. range hood as claimed in claim 6, which is characterized in that the gas outlet (242) and air guide port (281) are set relatively It sets, above-mentioned transmission component includes driving motor (291), the lead screw (292) driven by the driving motor (291) and is socketed in this Nut (293) on lead screw (292), the lead screw (292) form worm drive pair with nut (293), and above-mentioned lead screw (292) prolong Stretch that direction is vertical with the direction where gas outlet (242) and air guide port (281), the both ends of the nut (293) respectively with it is corresponding Outlet valve plate (273) and air guide valve plate (282) it is fixed.
8. 8. range hood as claimed in claims 6 or 7, which is characterized in that the air-out chamber (23), purify cavity (24) mix Chamber (25) is arranged at the top of inner cavity (210), and three is set up in parallel, and above-mentioned air-out chamber (23) has and the mixing chamber (25) shared the first vertical side walls (233) offer above-mentioned air inlet (234) in first vertical side walls (233), above-mentioned net Changing chamber (24) has the second vertical side walls (241) shared with mixing chamber (25), is opened up respectively in second vertical side walls (241) There are above-mentioned gas outlet (242) and air guide port (281), and the gas outlet (242) is oppositely arranged up and down with air guide port (281).
9. 9. such as claim 3~7 any one of them range hood, which is characterized in that the gas vent (251) is located at above-mentioned The top of the air inlet port (221) of wind turbine (22).
10. 10. range hood as described in claim 1, which is characterized in that be provided in the gas-guide tube (28) for crossing oil strain The filter element (280) of cigarette.