CN218269221U

CN218269221U - Smoke exhaust ventilator

Info

Publication number: CN218269221U
Application number: CN202222434883.XU
Authority: CN
Inventors: 瞿超影; 吴靖华; 夏国文
Original assignee: Shanghai Dingsong Commercial Electric Appliance Equipment Co ltd
Current assignee: Shanghai Dingsong Commercial Electric Appliance Equipment Co ltd
Priority date: 2022-09-14
Filing date: 2022-09-14
Publication date: 2023-01-10
Anticipated expiration: 2032-09-14

Abstract

The application relates to the technical field of kitchen appliances, in particular to a range hood, which comprises a range hood body, wherein a smoke inlet of a smoke suction hood of the range hood body is detachably connected with a filter screen assembly, the filter screen assembly comprises a front blocking net and a rear blocking net, and the front blocking net is embedded into the rear blocking net and is in damping connection with the rear blocking net; the front barrier net is vertically provided with a plurality of uniformly distributed front grids, the rear barrier net is vertically provided with a plurality of uniformly distributed rear grids, liquid storage cavities are formed in the front grids and the rear grids, and glycol cooling liquid is filled in the liquid storage cavities; a plurality of oil outlets have all been seted up to the bottom that keeps off the net before with after, and the bottom of the smoke suction hood of smoke ventilator body can be dismantled and is connected with the oil storage tank, oil outlet and oil storage tank intercommunication, and the oil smoke separation can be realized to this application, reduces the inside oil gas volume that gets into smoke ventilator wind channel, keeps smoke ventilator's normal operating, extension smoke ventilator's life.

Description

Smoke exhaust ventilator

Technical Field

The application relates to the technical field of kitchen appliances, in particular to a range hood.

Background

The kitchen ventilator is also called as a range hood, and is a kitchen appliance for purifying the kitchen environment. The kitchen ventilator is arranged above a kitchen stove, can rapidly pump away waste burnt by the stove and oil smoke harmful to human bodies generated in the cooking process, and exhaust the oil smoke out of a room, and simultaneously condenses and collects the oil smoke, thereby reducing pollution, purifying air and having the safety guarantee effects of gas defense and explosion prevention.

The smoke exhaust ventilator sucks the oil smoke into the air duct of the shell and discharges the oil smoke, and oil stains can be adhered to all components inside the shell as time passes, so that the normal operation of the smoke exhaust ventilator is influenced.

SUMMERY OF THE UTILITY MODEL

In order to realize the oil smoke separation, reduce the inside oil gas volume of entering smoke ventilator wind channel, keep smoke ventilator's normal operating, this application provides a smoke ventilator.

The application provides a smoke ventilator adopts following technical scheme:

a smoke exhaust ventilator comprises a smoke exhaust ventilator body, wherein a smoke inlet of a smoke suction hood of the smoke exhaust ventilator body is detachably connected with a filter screen assembly, the filter screen assembly comprises a front blocking net and a rear blocking net, and the front blocking net is embedded in the rear blocking net and is in damping connection with the rear blocking net; the front barrier net is vertically provided with a plurality of uniformly distributed front grid bars, the rear barrier net is vertically provided with a plurality of uniformly distributed rear grid bars, liquid storage cavities are formed in the front grid bars and the rear grid bars, and glycol cooling liquid is filled in the liquid storage cavities; a plurality of oil outlets are formed in the bottoms of the front blocking net and the rear blocking net, an oil storage tank is detachably connected to the bottom of the smoke suction cover of the smoke exhaust ventilator body, and the oil outlets are communicated with the oil storage tank.

Through adopting above-mentioned technical scheme, when the oil smoke that produces when the culinary art passes and keeps off the net before, when keeping off the net after, the flue gas gets into the inside and taken away of smoke ventilator, and the oil gas of high temperature meets and keeps off the net with keeping off the net after and before microthermal, and the rapid condensation becomes oil and drips, and oil drips and keeps off the net along keeping off before, and keep off the net and trickling after along to pass in the oil outlet flows into the oil storage tank, realized the oil smoke separation, can reduce the inside oil gas volume of entering smoke ventilator wind channel, keep smoke ventilator's normal operating. The ethylene glycol coolant in the liquid storage cavity can keep the low-temperature states of the front blocking net and the rear blocking net, so that the front blocking net and the rear blocking net can continuously cool high-temperature oil gas.

Optionally, a filter element interlayer is arranged between the front baffle net and the rear baffle net and is made of a micro-grid metal raw material.

By adopting the technical scheme, the filter element interlayer made of the micro-grid metal has a three-dimensional porous shape, high-temperature oil gas can be rapidly condensed into oil drops when passing through the filter element interlayer, the oil drops flow into the oil storage tank along the filter element interlayer, and the oil and smoke separation effect is improved.

Optionally, the front grid bars and the rear grid bars are distributed in a staggered manner, the rear grid bars cover gaps of the front blocking net, and the front grid bars cover gaps of the rear blocking net.

Through adopting above-mentioned technical scheme, not only can increase the area of contact of preceding grid, back grid and oil smoke, but also can increase the filter effect of filter screen subassembly to the oil smoke, improve the degree of oil smoke separation.

Optionally, the cross sections of the front grid bars and the rear grid bars are both arc-shaped.

Through adopting above-mentioned technical scheme, can increase the area of contact of preceding grid and back grid and oil smoke, improve the efficiency that the filter screen subassembly carries out the oil smoke separation.

Optionally, the bottom of the rear blocking net is provided with a supporting brim, and the supporting brim is abutted against the inner side of a smoke inlet of a smoke suction hood of the range hood body.

Through adopting above-mentioned technical scheme, when the installation filter screen subassembly, make the inboard of supporting eaves butt smoke ventilator body smoke absorption lid smoke inlet, the support eaves can support the bottom of filter screen subassembly temporarily, can be convenient for install the filter screen subassembly.

Optionally, the front blocking net is made of a ceramic fiber raw material, and the rear blocking net is made of a ceramic fiber raw material.

Through adopting above-mentioned technical scheme, can make preceding fender net, keep off the long-term low temperature state that keeps of net after, keep off the net before making and keep off the net after and continuously carry out the condensation to high temperature oil gas.

Optionally, the surfaces of the front baffle net and the rear baffle net are coated with a layer of UGT inorganic ceramic paint.

By adopting the technical scheme, oil drops can not be adhered to the surfaces of the front baffle net and the rear baffle net, and the oil drops can smoothly flow into the oil storage tank along the front baffle net and the rear baffle net.

Optionally, the front blocking net is provided with a front handle, and the rear blocking net is provided with a rear handle.

By adopting the technical scheme, the filter screen assembly is convenient to detach from the range hood body by pulling the front handle; the front handle and the rear handle are pulled in opposite directions, so that the front blocking net and the rear blocking net can be conveniently detached and separated.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the front blocking net and the rear blocking net realize oil-smoke separation, can reduce the amount of oil gas entering the air duct of the range hood, and keep the range hood running normally;

2. the filter element interlayer made of micro-grid metal has a three-dimensional porous shape, high-temperature oil gas can be rapidly condensed into oil drops when passing through the filter element interlayer, and the oil drops flow into the oil storage tank along the filter element interlayer, so that the oil-smoke separation effect is improved;

3. the ethylene glycol coolant in the liquid storage cavity can keep the low-temperature states of the front blocking net and the rear blocking net, so that the front blocking net and the rear blocking net can continuously cool high-temperature oil gas.

Drawings

FIG. 1 is a schematic structural diagram of a range hood according to an embodiment of the present application;

FIG. 2 is an exploded view of a screen assembly according to an embodiment of the present application;

fig. 3 is a cross-sectional view of a front barrier net and a rear barrier net according to an embodiment of the present application.

Description of the reference numerals: 1. a range hood body; 11. an oil storage tank; 2. a screen assembly; 3. a front blocking net; 31. a front grid bar; 32. a front handle; 4. a rear blocking net; 41. a rear grid bar; 42. supporting eaves; 43. a rear handle; 5. a liquid storage cavity; 6. an oil outlet; 7. and a filter element interlayer.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses smoke ventilator, refer to fig. 1 and 2, smoke ventilator includes smoke ventilator body 1, and smoke suction hood's of smoke ventilator body 1 advances the mouth damping and is connected with filter screen subassembly 2, and filter screen subassembly 2 keeps off net 3, back and keeps off net 4 and filter core intermediate layer 7 before including, and filter core intermediate layer 7 is located and keeps off between net 3 and the back fender net 4 before, keeps off in the net 4 and keep off the net 4 damping with the back after 3 imbeds of net before. Keep off the bottom that net 3 and back kept off net 4 before, evenly seted up a plurality of oil outlet 6, the bottom sliding fit of the smoke absorption cover of smoke ventilator body 1 has oil storage tank 11, oil outlet 6 and oil storage tank 11 intercommunication.

When oil smoke generated during cooking passes through the front blocking net 3, the filter element interlayer 7 and the rear blocking net 4, the smoke enters the interior of the range hood and is pumped away, high-temperature oil gas meets the front blocking net 3, the filter element interlayer 7 and the rear blocking net 4 which are at low temperatures and is rapidly condensed into oil drops, and the oil drops flow along the front blocking net 3, the filter element interlayer 7 and the rear blocking net 4 and flow into the oil storage tank 11 through the oil outlet 6, so that oil smoke separation is realized.

Referring to fig. 1 and 2, a support ledge 42 is integrally formed at the bottom of the rear screen 4, and the support ledge 42 can abut against the inner side of the smoke inlet of the smoke absorbing cover of the range hood body 1. When installing filter screen subassembly 2, make support eaves 42 butt smoke ventilator body 1 smoke absorption lid advance the inboard of mouth, support eaves 42 can support filter screen subassembly 2's bottom temporarily, can be convenient for install filter screen subassembly 2.

Referring to fig. 2 and 3, the front barrier net 3 is uniformly and integrally formed with a plurality of vertically distributed front grid bars 31, the rear barrier net 4 is uniformly and integrally formed with a plurality of vertically distributed rear grid bars 41, the front grid bars 31 and the rear grid bars 41 are distributed in a staggered manner, the rear grid bars 41 cover gaps of the front barrier net 3, the front grid bars 31 cover gaps of the rear barrier net 4, and cross sections of the front grid bars 31 and the rear grid bars 41 are arc-shaped; liquid storage cavities 5 are formed in the front grid bars 31 and the rear grid bars 41, ethylene glycol cooling liquid is filled in the liquid storage cavities 5, the ethylene glycol cooling liquid can keep the low-temperature states of the front blocking net 3 and the rear blocking net 4, and the front blocking net 3 and the rear blocking net 4 can continuously cool high-temperature oil gas.

Referring to fig. 2, a front handle 32 is fixedly connected to the top of the outer side of the front barrier net 3, and a rear handle 43 is fixedly connected to the top of the back of the rear barrier net 4. The filter screen assembly 2 is convenient to detach from the range hood body 1 by pulling the front handle 32; pulling the front handle 32 and the rear handle 43 in opposite directions facilitates detachment of the front barrier net 3 from the rear barrier net 4.

Referring to fig. 1 and 2, the front blocking net 3 and the rear blocking net 4 are both made of ceramic fiber raw materials, the front blocking net 3 and the rear blocking net 4 can keep a low-temperature state for a long time, and the front blocking net 3 and the rear blocking net 4 can continuously condense high-temperature oil gas. The surfaces of the front blocking net 3 and the rear blocking net 4 are coated with a layer of UGT inorganic ceramic paint, oil drops cannot be adhered to the surfaces of the front blocking net 3 and the rear blocking net 4, and the oil drops can smoothly flow into the oil storage tank 11 along the front blocking net 3 and the rear blocking net 4.

The implementation principle of a smoke ventilator of the embodiment of the application is as follows: when the oil smoke that produces when the culinary art passes and keeps off net 3, filter core intermediate layer 7 and keep off net 4 after with before, the flue gas gets into smoke ventilator inside and is taken away, and the oil gas of high temperature meets and keeps off net 3, filter core intermediate layer 7 and keep off net 4 after keeping off net 3 before microthermal, condenses into oil droplet fast, and oil droplet keeps off net 4 along keeping off before 3, filter core intermediate layer 7 and behind and trickles to pass in oil outlet 6 flows oil storage tank 11, realized the oil smoke separation.

Through pulling front handle 32, dismantle filter screen assembly 2 from smoke ventilator body 1, can wash filter screen assembly 2. The front handle 32 and the rear handle 43 are pulled in opposite directions to detach and separate the front baffle net 3 from the rear baffle net 4, so that the front baffle net 3, the filter element interlayer 7 and the rear baffle net 4 can be cleaned conveniently.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a range hood, includes range hood body (1), its characterized in that: a smoke inlet of a smoke suction hood of the smoke exhaust ventilator body (1) is detachably connected with a filter screen component (2), the filter screen component (2) comprises a front blocking net (3) and a rear blocking net (4), and the front blocking net (3) is embedded into the rear blocking net (4) and is in damping connection with the rear blocking net (4); the front blocking net (3) is vertically provided with a plurality of uniformly distributed front grids (31), the rear blocking net (4) is vertically provided with a plurality of uniformly distributed rear grids (41), liquid storage cavities (5) are formed in the front grids (31) and the rear grids (41), and ethylene glycol cooling liquid is filled in the liquid storage cavities (5); a plurality of oil outlets (6) are formed in the bottoms of the front blocking net (3) and the rear blocking net (4), an oil storage tank (11) is detachably connected to the bottom of the smoke suction hood body (1), and the oil outlets (6) are communicated with the oil storage tank (11).

2. A range hood according to claim 1, wherein: and a filter element interlayer (7) is arranged between the front baffle net (3) and the rear baffle net (4), and the filter element interlayer (7) is made of a micro-grid metal raw material.

3. A range hood according to claim 1, wherein: the front grid bars (31) and the rear grid bars (41) are distributed in a staggered mode, the rear grid bars (41) cover gaps of the front blocking net (3), and the front grid bars (31) cover gaps of the rear blocking net (4).

4. A range hood according to claim 3, wherein: the cross sections of the front grid bars (31) and the rear grid bars (41) are arc-shaped.

5. A range hood according to claim 1, wherein: the bottom of the rear blocking net (4) is provided with a supporting eave (42), and the supporting eave (42) is abutted against the inner side of a smoke inlet of a smoke suction cover of the range hood body (1).

6. A range hood according to claim 1, wherein: the front baffle net (3) is a front baffle net (3) made of ceramic fiber raw materials, and the rear baffle net (4) is a rear baffle net made of ceramic fiber raw materials.

7. A range hood according to claim 1, wherein: the surfaces of the front blocking net (3) and the rear blocking net (4) are coated with a layer of UGT inorganic ceramic paint.

8. A range hood according to claim 1, wherein: the front blocking net (3) is provided with a front handle (32), and the rear blocking net (4) is provided with a rear handle (43).