CN213019777U

CN213019777U - Hood of cooker hood

Info

Publication number: CN213019777U
Application number: CN202020808082.3U
Authority: CN
Inventors: 杨自然
Original assignee: Shanghai Liangmao Stainless Steel Equipment Co ltd
Current assignee: Shanghai Liangmao Stainless Steel Equipment Co ltd
Priority date: 2020-05-14
Filing date: 2020-05-14
Publication date: 2021-04-20
Anticipated expiration: 2030-05-14

Abstract

The utility model discloses a range hood aircraft bonnet, relate to range hood's technical field, the problem that the oil smoke direct discharge got into the external environment and causes the pollution has been solved, wherein, a range hood aircraft bonnet, including the dustcoat body and the internal mask body, the air outlet has been seted up to the dustcoat body, the air outlet runs through the dustcoat body and the internal mask body, the air outlet not with the cavity intercommunication that forms between the dustcoat body and the internal mask body, air outlet department is provided with the air exhauster, air outlet department is provided with the smoking pipe, the one end that the air outlet was kept away from to the smoking pipe is provided with the condensation screen panel, the condensation screen panel includes liquid outlet and inlet, the liquid outlet sets up in the one end that the smoking pipe was kept away from to the condensation screen panel, the inlet sets up in the one end that the condensation. The utility model discloses have the effect of isolating the fluid in the oil smoke sucking machine.

Description

Hood of cooker hood

Technical Field

The utility model belongs to the technical field of range hood's technique and specifically relates to a range hood aircraft bonnet is related to.

Background

The range hood is a kitchen appliance for purifying the kitchen environment. The kitchen ventilator is arranged above a kitchen stove, and can rapidly pump away waste burnt by the stove and oil smoke harmful to human bodies generated in the cooking process and discharge the waste and the oil smoke out of a room.

The utility model discloses a range hood is disclosed in the chinese utility model patent of publication number CN208282202U, including collection petticoat pipe and mainframe box, collection petticoat pipe downside forms an album smoke chamber, collection smoke chamber with the mainframe box is linked together, collection petticoat pipe includes fixed part and moving part along its width direction, the moving part can for the fixed part stretches out and withdraws, just the inboard of moving part is provided with the air curtain module.

The above prior art solutions have the following drawbacks: when the range hood works, the sucked oil smoke cannot be effectively isolated in the range hood, but is directly discharged to the outdoor environment, so that the range hood easily pollutes the outside air and is not beneficial to environmental protection.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a range hood aircraft bonnet to solve above-mentioned technical problem, it has the effect that prevents that the greasy dirt in the oil smoke from escaping in a large number to external environment.

A hood of a range hood comprises an outer hood body and an inner hood body, wherein a cavity is formed between the outer hood body and the inner hood body, an air inlet and an air outlet are formed in the outer hood body, the air outlet penetrates through the outer hood body and the inner hood body, the air outlet is not communicated with the cavity formed between the outer hood body and the inner hood body, a blower is arranged at the air inlet, an exhaust fan is arranged at the air outlet, a plurality of outer air outlet holes are formed in the bottom side wall of the outer hood body, a plurality of inner air outlet holes are formed in one side wall, close to the outer hood body, of the inner hood body, a smoke absorbing pipe is arranged at the air outlet and extends in the direction far away from the air outlet, a condensation net cover is arranged at one end, far away from the air outlet, of the smoke absorbing pipe and comprises a liquid outlet and a liquid inlet, the liquid outlet is arranged at one end, far away from, the inlet is connected with the inlet tube, the liquid outlet is connected with the outlet pipe, outlet pipe and inlet pipe extend to the air outlet along the smoking pipe inside wall, and the inlet tube passes through air outlet and outside water source intercommunication, the oil trap can be dismantled to the one end that the smoking pipe was kept away from to the condensation screen panel.

By adopting the technical scheme, when the range hood works, the blower and the exhaust fan are started simultaneously, the exhaust fan pumps the oil fume at one end of the hood body far away from the exhaust fan to the air outlet through the fume suction pipe, the airflow blown out by the blower enters the cavity formed between the outer hood body and the inner hood body through the air inlet, a part of the airflow flows out through a plurality of outer air outlet holes arranged on the bottom side wall of the hood body, a plurality of air curtains are formed at the bottom of the range hood, the plurality of air curtains are connected at one end of the outer hood body far away from the blower to form an air enclosing wall which encloses the operation area of the range hood, and the arrangement is favorable for gathering the oil fume in the operation area of the range hood; the other part of the airflow flows out through the air outlet hole at the inner side to form accelerated airflow for accelerating the flow of the oil smoke, so that the flow velocity of the oil smoke flowing to the air outlet can be obviously improved, and the speed of the oil smoke sucked by the range hood is increased; when the sucked oil smoke flows through the condensation screen, condensed water enters the liquid inlet through the water inlet pipe, flows to the liquid outlet through the condensation screen and flows out through the liquid outlet; the condensed water is continuously introduced into the condensation screen, the condensation screen condenses the oil smoke contacted with the condensation screen, oil stains in the oil smoke are condensed and reduced into oil drops, and the oil drops are attached to the outer side wall of the condensation screen and gradually slide into the oil collecting tank under the action of gravity; so set up, be favorable to reducing into oil droplet with most atomizing greasy dirt condensation in the oil smoke to collect, prevented that atomizing greasy dirt from being taken away by the air exhauster and arrived outdoor side by side.

Further, the pot head that the air outlet was kept away from to the smoking pipe is equipped with the condensation grid, and the condensation grid is established with the condensation screen panel cover each other, the condensation grid includes drain pipe and feed liquor pipe, the drain pipe sets up in the one end that the smoking pipe was kept away from to the condensation grid, the feed liquor pipe sets up in the one end that the condensation grid is close to the smoking pipe, the drain pipe is linked together with the outlet pipe, and the feed liquor pipe is linked together with the inlet tube, and drain pipe and the relative setting of liquid outlet, and the feed liquor pipe sets up with the inlet relatively.

By adopting the technical scheme, when the single condensation screen cover condenses the oil smoke, condensed water firstly enters the condensation screen cover from the liquid inlet, and the condensed water continuously exchanges heat with the oil smoke in the circulating process of the condensation screen cover, so that the temperature of one end, close to the liquid inlet, of the condensation screen cover is lower, and the temperature of one end, close to the liquid outlet, of the condensation screen cover is higher, and the oil smoke cannot be sufficiently condensed; by arranging the condensation grid, the water inlet pipe simultaneously leads external condensed water into the liquid inlet pipe on the condensation grid and the liquid inlet on the condensation screen cover, and the liquid outlet pipe on the condensation grid and the liquid outlet on the condensation screen cover are oppositely arranged because the liquid inlet pipe on the condensation grid and the liquid inlet on the condensation screen cover are oppositely arranged, so that the flowing direction of the condensed water in the condensation grid is opposite to the flowing direction of the condensed water in the condensation screen cover; so set up, be favorable to guaranteeing that the oil smoke can obtain abundant condensation.

Furthermore, the end, close to keeping away from the smoking pipe, of the condensation screen cover can be dismantled and is provided with hydrophobic oleophylic oil absorption plate, the lateral wall of oil absorption plate and condensation screen cover lateral wall butt, be provided with a plurality of logical cigarette holes on the oil absorption plate.

By adopting the technical scheme, when the flow speed of the oil smoke is too fast and part of the oil smoke is not sufficiently condensed, the oil absorption plate can absorb the oil mist in the oil smoke which is not completely condensed, and the oil smoke can not be discharged into the external environment.

Further, the oil suction plate comprises two folding parts which are hinged and connected through a hinge.

Through adopting above-mentioned technical scheme, when needs wash or change the oil absorption board, can fold two folding portions in opposite directions through the articulated elements, be favorable to getting the oil absorption board to put in the gap through the condensation screen panel.

Furthermore, a plurality of clamping grooves are formed in the edges of the two opposite side walls of the oil suction plate, and the clamping grooves are clamped with a condensation mesh enclosure of the condensation mesh enclosure.

Through adopting above-mentioned technical scheme, draw-in groove and condensation screen panel looks joint are favorable to improving the steadiness of inhaling oil board, prevent to inhale oil board and the too much frictional force reduction and the landing that leads to between oil board and the condensation screen panel of the butt department greasy dirt of condensation screen panel.

Furthermore, an oil absorption tower formed by overlapping a plurality of oil absorption plates is arranged at one end, close to the end far away from the smoke absorption pipe, in the condensation mesh enclosure, and the smoke through holes in the oil absorption plates are arranged in a staggered mode.

Through adopting above-mentioned technical scheme, the through-smoke hole of crisscross setting has formed many zigzag crisscross through-smoke passageways inside the oil absorption tower, is favorable to making the oil smoke that passes through the oil absorption tower fully contact with the oil absorption board, has promoted range hood's deoiling rate.

Furthermore, one end of the side wall of the oil collecting groove, which is close to the condensation screen cover, is provided with a plurality of elastic clamping claws, and the oil collecting groove is clamped with the condensation screen cover through the elastic clamping claws.

By adopting the technical scheme, when the oil collecting tank is installed, the elastic clamping jaw is tightly clamped with the condensation screen cover by utilizing the self elastic restoring force, and when the oil collecting tank is disassembled, a user only needs to bend the elastic clamping jaw to take down the oil collecting tank; so set up, be favorable to increasing the steadiness when oil trap and condensation screen panel are connected, and simplified the operation of dismantling the oil trap.

Furthermore, a lighting device is arranged on the side wall of the bottom of the outer cover body.

Through adopting above-mentioned technical scheme, when culinary art environment light is not good, can open lighting device, be favorable to the user to cook the operation.

To sum up, the utility model discloses a following at least one useful technological effect:

1. the condensing net cover is arranged on the smoke absorption pipe, so that the range hood can condense and reduce the vaporized oil in the sucked oil smoke into oil drops, and the oil is favorably prevented from being discharged into the external environment by the exhaust fan to pollute the external environment;

2. the condensing grille is sleeved on the condensing screen cover, so that the oil smoke passing through the condensing screen cover is favorably and fully condensed, and partial oil smoke is prevented from being insufficiently condensed and escaping out of the range hood;

3. through the oil absorption tower arranged in the condensation mesh enclosure in a clamping manner, oil in oil smoke passing through the condensation mesh enclosure is favorably and fully absorbed further, and the oil absorption efficiency is improved.

Drawings

Fig. 1 is a schematic overall structure diagram of a first embodiment of the present invention;

fig. 2 is a schematic cross-sectional view of a first embodiment of the present invention;

fig. 3 is a schematic structural view of a condensation grille and a condensation screen according to a first embodiment of the present invention;

fig. 4 is a schematic structural diagram of an oil suction plate according to a first embodiment of the present invention;

fig. 5 is a schematic view of the overall structure of the second embodiment of the present invention;

reference numerals: 1. an outer cover body; 2. an inner cover body; 3. an illumination device; 4. a battery case; 5. a switch; 6. an air inlet; 7. an air outlet; 8. a blower; 9. an exhaust fan; 10. an outer air outlet hole; 11. an inner air outlet hole; 12. a smoking pipe; 13. a condensation screen; 131. a first annular portion; 132. a first vertical part; 133. a liquid outlet; 134. a liquid inlet; 14. a water outlet pipe; 15. a water inlet pipe; 16. a condensation grid; 161. a second annular portion; 162. a second vertical part; 163. a liquid outlet pipe; 164. a liquid inlet pipe; 17. an oil suction plate; 18. a folding part; 19. a hinge; 20. a card slot; 21. a smoke hole is formed; 22. an oil sump; 23. an elastic claw; 24. an oil absorption tower.

Detailed Description

The following provides a more detailed description of the present invention with reference to the accompanying drawings.

The first embodiment is as follows:

referring to fig. 1, in order to disclose the utility model, the range hood comprises a rectangular inner cover body 2 and a rectangular outer cover body 1, wherein the inner cover body 2 is sleeved in the outer cover body 1, the inner cover body 2 is fixedly connected with the bottom side wall of the outer cover body 1 by welding, and a cavity is formed between the inner cover body 2 and the outer cover body 1; the bottom side wall of the outer cover body 1 is provided with a lighting device 3, in the embodiment, the lighting device 3 is preferably an LED lamp panel, one end of the peripheral side wall of the outer cover body 1, which is close to the LED lamp panel, is provided with a battery box 4 and a switch 5, and the LED lamp panel, the switch 5 and the battery box 4 are sequentially connected through electric wires; so set up, when the user cooks the operation in the not enough space of light, the accessible is opened switch 5 and is lighted the LED lamp plate, is favorable to the person of facilitating the use to cook the operation.

Referring to fig. 2 and 3, the outer cover 1 is provided with a circular air inlet 6 and a circular air outlet 7, the air inlet 6 is provided with a blower 8, and the air outlet 7 is provided with an exhaust fan 9; the air outlet 7 penetrates through the inner cover body 2 and the outer cover body 1, and the air outlet 7 is not connected with a cavity formed between the inner cover body 2 and the outer cover body 1; a plurality of circular outside exhaust vents 10 are vertically arranged on the bottom side wall of the outer cover body 1, the outside exhaust vents 10 are evenly arranged at intervals, and a plurality of circular inside exhaust vents 11 are evenly arranged on the peripheral side wall of the inner cover body 2 close to the joint of the inner cover body 2 and the outer cover body 1. When the range hood works, the blower 8 and the exhaust fan 9 are started simultaneously, the exhaust fan 9 pumps the oil fume at one end, far away from the exhaust fan 9, of the inner hood body 2 to the air outlet 7 through the fume suction pipe 12, the airflow blown out by the blower 8 enters the cavity formed between the outer hood body 1 and the inner hood body 2 through the air inlet 6, a part of the airflow flows out through a plurality of outer air outlet holes 10 formed in the bottom side wall of the outer hood body 1, a plurality of air curtains are formed around the bottom of the range hood, the plurality of air curtains are connected at one end, far away from the blower 8, of the outer hood body 1 to form an airflow enclosing wall which encloses the operating area of the range hood, the oil fume is favorably gathered in the operating area of the range hood; the other part of the airflow flows out through the inner side air outlet hole 11 to form an accelerating airflow which enables the oil smoke to flow in an accelerating way, so that the flow speed of the oil smoke flowing to the air outlet 7 can be obviously improved, and the speed of sucking the oil smoke by the range hood is accelerated.

Air outlet 7 department welded fastening is provided with to keeping away from cylindric smoking pipe 12 that the air outlet 7 direction extends, smoking pipe 12 keeps away from the one end welded fastening of air outlet 7 and is provided with round platform form condensation screen panel 13, condensation screen panel 13 comprises many cavity ironbars, condensation screen panel 13 includes two annular portion one 131 and a plurality of vertical portion one 132, two annular portion one 131 coaxial settings, and the girth that is close to annular portion one 131 of air outlet 7 is greater than the girth of the annular portion one 131 of keeping away from air outlet 7, a plurality of vertical portion one 132 are linked together two annular portion one 131 of condensation screen panel 13, and the even interval setting of a plurality of vertical portion one 132. The first annular part 131 of the condensation mesh enclosure 13 close to the smoke absorbing pipe 12 is provided with a liquid outlet 133, the liquid outlet 133 is connected with a water outlet pipe 14, the water outlet pipe 14 extends to the outside of the range hood along the inner side wall of the smoke absorbing pipe 12, the first annular part 131 far away from the smoke absorbing pipe 12 is provided with a liquid inlet 134, the liquid inlet 134 is connected with a water inlet pipe 15, and the water inlet pipe 15 extends to the outside of the range hood along the inner side wall of the smoke absorbing pipe 12 and is connected.

Coaxial cover is equipped with round platform shape condensation grid 16 in the condensation screen panel 13, condensation grid 16 comprises many cavity ironbars, condensation grid 16 includes two 161 of annular portion and a plurality of two 162 of vertical portion, the girth that is close to two 161 of annular portion of air outlet 7 is greater than the girth of two 161 of annular portion of keeping away from air outlet 7, two 162 of a plurality of vertical portions are linked together two 161 of annular portion of condensation grid 16, the even interval of a plurality of two 162 of vertical portions sets up, and every two 162 of vertical portions sets up in the interval of two adjacent vertical portions 132. The second annular part 161 of the condensation grid 16 close to the smoking pipe 12 is provided with a liquid outlet pipe 163 in a communication way, the liquid outlet pipe 163 is communicated with the water outlet pipe 14, and the liquid outlet pipe 163 is arranged opposite to the liquid outlet 133; the second annular part 161 far away from the fume pipe 12 is provided with a liquid inlet pipe 164 in communication, the liquid inlet pipe 164 is communicated with the water outlet pipe 14, and the liquid inlet pipe 164 is arranged opposite to the liquid inlet 134.

A round oil collecting groove 22 is formed in one end, far away from the air outlet 7, of the condensation screen 13, two rectangular elastic clamping claws 23 are oppositely arranged on the side wall, close to the condensation screen 13, of the oil collecting groove 22, and the oil collecting groove 22 is clamped with the first annular part 131 of the condensation screen 13 through elastic restoring forces of the elastic clamping claws 23; so set up, be favorable to concentrating the oil smoke of passing the condensation and collect, conveniently handle the oil smoke after the condensation.

Referring to fig. 3 and 4, a circular oil suction plate 17 is coaxially arranged in the condensation grid 16, in this embodiment, the oil suction plate 17 is preferably made of polystyrene fiber, the oil suction plate 17 includes two semicircular folding portions 18, and the two folding portions 18 are hinged by a hinge 19; the arrangement is favorable for folding the circular oil suction plate 17 into a semicircle shape to be taken and placed from the condensation grille 16; a plurality of rectangular clamping grooves 20 are formed in the peripheral side of the oil suction plate 17, and the oil suction plate 17 is clamped with the second vertical part 162 through the clamping grooves 20; the axial side wall of the oil suction plate 17 is vertically and uniformly provided with a plurality of circular smoke through holes 21, so that the oil smoke passes through the oil suction plate 17 through the smoke through holes 21, full contact with the oil suction plate 17 is facilitated, and the oil suction effect is improved.

The implementation principle of the embodiment is as follows: when the range hood performs an oil absorption operation, the oil smoke passes through the condensation mesh enclosure 13 and the condensation grating 16 and flows to the air outlet 7 through the smoke absorption pipe 12, and the condensed water enters the liquid inlet 134 and the liquid inlet pipe 164 through the water inlet pipe 15, flows through the condensation mesh enclosure 13 and the condensation grating 16, and flows out through the liquid outlet 133 and the liquid outlet pipe 163; the condensed water is continuously introduced into the condensation mesh enclosure 13 and the condensation grid 16, the condensation mesh enclosure 13 and the condensation grid 16 condense the oil smoke contacting with the condensation grid, oil stains in the oil smoke are condensed and reduced into oil drops, and the oil drops are attached to the outer side walls of the condensation mesh enclosure 13 and the condensation grid 16 and gradually slide into the oil collecting tank 22 under the action of gravity; due to the arrangement, most of atomized oil stains in the oil smoke are condensed and reduced into oil drops and collected, and the atomized oil stains are prevented from being sucked away by the exhaust fan 9 and discharged outdoors; because of the relative setting of inlet 134 on feed liquor pipe 164 on the condensation grid 16 and the condensation screen panel 13, outlet pipe 163 on the condensation grid 16 sets up with condensation screen panel 13 liquid outlet 133 relatively to make the flow direction of comdenstion water in condensation grid 16 opposite with the flow direction in the condensation screen panel 13, be favorable to guaranteeing that the oil smoke can obtain abundant condensation, prevent that the oil smoke condensation is insufficient. When part of the oil smoke which cannot be sufficiently condensed due to too high flow velocity passes through the smoke through hole 21 on the oil suction plate 17, the oil mist in the oil smoke is absorbed by the oil suction plate 17, and when the oil suction plate 17 cannot continuously absorb oil and needs to be replaced, the two folding parts 18 of the oil suction plate 17 can be folded oppositely through the hinges 19, and meanwhile, the oil smoke passes through the condensation grille 16 and the condensation mesh enclosure 13 to be taken out.

Example two:

referring to fig. 5, for the utility model discloses a range hood, the difference with embodiment one lies in: an oil suction tower 24 is coaxially arranged in the condensation grating 16, the oil suction tower 24 comprises a plurality of oil suction plates 17 which are coaxially and uniformly arranged, the axial sectional areas of the oil suction plates 17 are sequentially reduced along the direction of the oil collecting groove 22, a certain interval exists between the oil suction plates 17, a plurality of smoke through holes 21 are uniformly and vertically formed in each oil suction plate 17, and the smoke through holes 21 in two adjacent oil suction plates 17 are staggered.

The implementation principle of the embodiment is as follows: part of the oil smoke which can not be fully condensed due to too high flow velocity can pass through a plurality of zigzag and staggered smoke passing passages formed by the smoke passing holes 21 which are staggered in the oil absorption tower 24; so set up for oil smoke and oil absorption plate 17 fully contact, the oil mist in the oil smoke is fully absorbed, is favorable to promoting the deoiling rate of range hood aircraft bonnet.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a range hood aircraft bonnet, includes the outer cover body (1) and inner cover body (2), be formed with the cavity between the outer cover body (1) and inner cover body (2), air intake (6) and air outlet (7) have been seted up in the outer cover body (1), air outlet (7) run through the outer cover body (1) and inner cover body (2), just air outlet (7) do not communicate with the cavity that forms between the outer cover body (1) and inner cover body (2), air intake (6) department is provided with hair-dryer (8), air outlet (7) department is provided with air exhauster (9), lateral wall is provided with a plurality of outside exhaust vents (10) at the bottom of the outer cover body (1), a lateral wall that inner cover body (2) is close to the outer cover body (1) is provided with a plurality of inboard exhaust vents (11), its characterized in that: a smoking pipe (12) is arranged at the air outlet (7), the smoking pipe (12) extends towards the direction far away from the air outlet (7), a condensation mesh enclosure (13) is arranged at one end of the smoking pipe (12) far away from the air outlet (7), the condensation net cover (13) comprises a liquid outlet (133) and a liquid inlet (134), the liquid outlet (133) is arranged at one end of the condensation mesh enclosure (13) far away from the fume absorbing pipe (12), the liquid inlet (134) is arranged at one end of the condensation net cover (13) close to the smoking pipe (12), the liquid inlet (134) is connected with a water inlet pipe (15), the liquid outlet (133) is connected with a water outlet pipe (14), the water outlet pipe (14) and the water inlet pipe (15) extend to the air outlet (7) along the inner side wall of the smoking pipe (12), and the water inlet pipe (15) is communicated with an external water source through the air outlet (7), and the oil collecting groove (22) can be detachably arranged at one end of the condensation net cover (13) far away from the smoking pipe (12).

2. The range hood according to claim 1, wherein: the utility model discloses a smoke absorption pipe, including smoke absorption pipe (12), outlet port (7) is kept away from in smoke absorption pipe (12) one end cover is equipped with condensation grid (16), and condensation grid (16) and condensation screen panel (13) overlap each other and establish, condensation grid (16) include drain pipe (163) and feed liquor pipe (164), drain pipe (163) set up in condensation grid (16) keep away from the one end of smoke absorption pipe (12), feed liquor pipe (164) set up in the one end that condensation grid (16) are close to smoke absorption pipe (12), drain pipe (163) are linked together with outlet pipe (14), and feed liquor pipe (164) are linked together with inlet tube (15), and drain pipe (163) and liquid outlet (133) set up relatively, and feed liquor pipe (164) and inlet (134) set up relatively.

3. The range hood according to claim 1, wherein: one end, close to and far away from smoking pipe (12), in condensation screen panel (13) can be dismantled and be provided with hydrophobic oleophylic oil absorption plate (17), the lateral wall and the condensation screen panel (13) lateral wall butt of oil absorption plate (17), be provided with a plurality of logical cigarette holes (21) on oil absorption plate (17).

4. The range hood cover according to claim 3, wherein: the oil suction plate (17) comprises two folding parts (18), and the two folding parts (18) are hinged through hinges (19).

5. The range hood cover according to claim 3, wherein: the oil suction plate (17) is provided with a plurality of clamping grooves (20) at two opposite side wall edges, and the clamping grooves (20) are clamped with the condensation net cover (13).

6. The range hood cover according to claim 3, wherein: an oil absorption tower (24) formed by overlapping a plurality of oil absorption plates (17) is arranged at one end, far away from the smoke absorption pipe (12), in the condensation mesh enclosure (13), and smoke through holes (21) in the plurality of oil absorption plates (17) are arranged in a staggered mode.

7. The range hood according to claim 1, wherein: a plurality of elastic clamping claws (23) are arranged at one end, close to the condensation mesh enclosure (13), of the side wall of the oil collecting groove (22), and the oil collecting groove (22) is connected with the condensation mesh enclosure (13) in a clamping mode through the elastic clamping claws (23).

8. The range hood according to claim 1, wherein: and the bottom side wall of the outer cover body (1) is provided with a lighting device (3).