阅读说明：本技术 一种油网结构及吸油烟机 (Oil net structure and range hood ) 是由 方强 何光耀 方广铭 于 2019-12-17 设计创作，主要内容包括：本发明提供一种油网结构,包括组成风网组的上层冷凝板和下层风网,下层风网上设置有进风端,所述上层冷凝板的左右两侧设置有出风端,所述上层风网和下层风网之间设置有间隙以形成进风端向出风端流通的流道,所述风网组上还设置有鼓风装置,所述鼓风装置的出风口位于流道上并向出风端鼓风以及提高流道的风速和负压,该下层风网能够进风的同时阻挡热辐射,使得上层冷凝板的温度不高,提高冷凝效果,同时在风网组上设置有鼓风装置向流道的左右两侧分别进行鼓风极大地提高了流道内的流速,同时流道内油烟被带走形成负压,提高了油网进风端的进风速度从而提高吸烟效率。(The invention provides an oil net structure, which comprises an upper layer condensation plate and a lower layer wind net which form a wind net group, wherein the lower layer wind net is provided with a wind inlet end, the left side and the right side of the upper layer condensation plate are provided with air outlet ends, a gap is arranged between the upper layer air net and the lower layer air net to form a flow passage from the air inlet end to the air outlet end, the air net set is also provided with an air blowing device, an air outlet of the air blowing device is positioned on the flow channel and blows air to the air outlet end to improve the air speed and negative pressure of the flow channel, the lower layer wind net can block heat radiation while supplying air, so that the temperature of the upper layer condensation plate is not high, the condensation effect is improved, meanwhile, the air blowing device arranged on the air net group blows air to the left side and the right side of the flow channel respectively, so that the flow velocity in the flow channel is greatly improved, meanwhile, the oil smoke in the flow channel is taken away to form negative pressure, so that the air inlet speed of the air inlet end of the oil screen is increased, and the smoking efficiency is improved.)

1. The utility model provides an oil net structure, its characterized in that, is provided with the air inlet end including upper condensation plate and the lower floor's wind net of constituteing wind net group on the wind net of lower floor, the left and right sides of upper condensation plate is provided with the air-out end, be provided with the runner of gapped in order to form the air inlet end to the circulation of air-out end between upper condensation plate and the lower floor's wind net, still be provided with the air-blast device on the wind net group, the air outlet of air-blast device is located the runner and to air-out end air-blast and improve the wind speed and the negative pressure of runner.

2. The oil screen structure of claim 1, wherein the lower air screen is provided with a plurality of spaced air inlet holes, and the air inlet holes form air inlet ends.

3. The oil screen structure of claim 2, wherein the left and right sides of the upper condensing plate and the left and right sides of the lower air screen are spaced to form air outlet ends.

4. The oil screen structure of claim 1, wherein the length center line of the upper condensation plate is inclined upward toward the left and right sides to form a flow guide structure, and the upper condensation plate forms a condensation structure.

5. The oil screen structure of claim 4, wherein the lower layer wind screen is divided into a left area and a right area, the wind inlet end on the left area is provided with the guide vane inclined to the left side, and the wind inlet end on the right area is provided with the guide vane inclined to the right side.

6. The oil screen structure of claim 1, wherein the blower device comprises a first blower mechanism and a second blower mechanism, the first blower mechanism and the second blower mechanism are provided with a motor and a wind wheel, the wind wheel is arranged on a rotating shaft of the motor, and the width of the wind wheel is equal to or slightly smaller than that of the wind screen group.

7. The oil screen structure of claim 6, wherein the blowing device is located on the length midline of the air screen group and divides the flow passage into a first flow passage and a second flow passage, the air outlet of the first blowing mechanism is located in the first flow passage and blows air to the left side, and the air outlet of the second blowing mechanism is located in the second flow passage and blows air to the right side.

8. The oil screen structure of claim 7, wherein the air inlet of the first air blowing mechanism is positioned at the lower side of the first air blowing mechanism, and the air inlet of the second air blowing mechanism is positioned at the lower side of the second air blowing mechanism.

9. The oil screen structure of claim 7, wherein the first and second blowing mechanisms are provided with a protective screen at the outer side thereof, and the protective screen is provided with a plurality of air inlet mesh holes corresponding to the positions of the air inlets of the first and second blowing mechanisms.

10. A range hood, characterized by comprising an oil screen structure according to any one of claims 1 to 9.

Technical Field

The invention relates to an oil screen structure and a range hood.

Background

The existing range hood with the condensation effect is mostly the side-suction range hood with the exposed condensation plate, and because the side-suction range hood is close to a pot, after the side-suction range hood is close to a stove and the pot for a long time, the temperature of the condensation plate is also raised, so that the condensation effect is poor, and because the multilayer separation net blocks, the air inlet speed is slow, the negative pressure is low, and the range hood is not beneficial to quickly removing oil smoke.

Disclosure of Invention

The invention aims to overcome the defects in the prior art and provides an oil screen structure and a range hood, aiming at improving the condensation effect of the oil screen or the oil-smoke separation effect or the smoking speed of an air screen.

In order to achieve the purpose, the invention adopts the following scheme:

an oil screen structure comprises an upper condensing plate and a lower air screen which form an air screen group, wherein the lower air screen is provided with an air inlet end, the left side and the right side of the upper condensing plate are provided with air outlet ends, a gap is arranged between the upper condensing plate and the lower air screen to form a flow channel which is communicated from the air inlet end to the air outlet end, the air screen group is also provided with an air blowing device, an air outlet of the air blowing device is positioned on the flow channel and blows air to the air outlet end to improve the air speed and the negative pressure of the flow channel, the lower air screen and the upper condensing plate structure are formed, the lower air screen can enter air and simultaneously block heat radiation, so that the temperature of the upper condensing plate is not high, the condensing effect is improved, oil smoke enters the smoke collecting hood from the air outlet end after entering the lower air screen and moving along the air direction of the flow channel, preliminary oil smoke separation is carried out when the lower air screen meets the upper condensing plate, the oil smoke is condensed to improve the oil smoke condensing effect and the oil smoke separation effect, meanwhile, the air blowing device arranged on the air net set blows air to the left side and the right side of the flow channel respectively, so that the flow velocity in the flow channel is greatly improved, meanwhile, oil smoke in the flow channel is taken away to form negative pressure, the air inlet speed of the air inlet end of the oil net is improved, the smoking efficiency is improved, and the air net structure is better when being used for a T-shaped or tower-shaped range hood.

In one or more embodiments, the lower layer air net is provided with a plurality of spaced air inlet holes, and the air inlet holes form air inlet ends.

In one or more embodiments, the left and right sides of the upper condensation plate and the left and right sides of the lower air net are spaced to form an air outlet end.

In one or more embodiments, the length center line of the upper condensation plate inclines upwards to the left and right sides to form a flow guide structure so as to form a structure with a low middle and two high sides, which is beneficial to installing an oil cup in the middle, and the upper condensation plate forms a condensation structure so that oil smoke can be condensed into oil drops when encountering the upper condensation plate.

In one or more embodiments, the lower layer wind net is divided into a left area and a right area, a guide vane inclined to the left side is arranged on the wind inlet end on the left area, a guide vane inclined to the right side is arranged on the wind inlet end on the right area to form a smooth wind channel, and wind can flow along the direction of the wind in the flow channel after entering the flow channel, so that the wind in the flow channel is prevented from colliding with the wind just entering the flow channel from the lower layer wind net, and the wind is prevented from being blown.

In one or more embodiments, the blowing device includes a first blowing mechanism and a second blowing mechanism, the first blowing mechanism and the second blowing mechanism are provided with a motor and a wind wheel, the wind wheel is arranged on a rotating shaft of the motor, and the width of the wind wheel is equal to or slightly smaller than the width of the wind net set, so that the wind net set is blown to the wind net set in the width direction.

In one or more embodiments, the blowing device is located on the length centerline of the air grid group and divides the flow channel into a first flow channel and a second flow channel, the air outlet of the first blowing mechanism is located in the first flow channel and blows air to the left side, the air outlet of the second blowing mechanism is located in the second flow channel and blows air to the right side so as to shorten the distance of oil smoke moving in the flow channel, so that the oil smoke can be blown out of the air grid group quickly into the smoke collecting hood, the efficiency of sending the oil smoke into the smoke collecting hood is improved by increasing the air speed in the flow channel and shortening the moving path of the oil smoke in the flow channel, and the oil smoke removing speed is greatly improved.

In one or more embodiments, the air inlet of the first air blowing mechanism is located at the lower side of the first air blowing mechanism, the air inlet of the second air blowing mechanism is located at the lower side of the second air blowing mechanism, and the first air blowing structure and the second air blowing mechanism can suck a small amount of oil smoke into the flow channel while sucking air.

In one or more embodiments, a protective mesh enclosure is arranged outside the first blowing mechanism and the second blowing mechanism, the protective mesh enclosure is provided with a plurality of air inlet mesh openings, and the positions of the air inlet mesh openings correspond to the positions of an air inlet of the first blowing mechanism and an air inlet of the second blowing mechanism.

A range hood comprises the oil screen structure.

Has the advantages that: the invention provides an oil screen structure, which is characterized in that a lower air screen and an upper condensing plate structure are formed, the lower air screen can block heat radiation while air is fed, so that the temperature of the upper condensing plate is not high, the condensing effect is improved, oil smoke enters the upper condensing plate from the lower air screen and enters the smoke collecting hood from the air outlet end after moving along the air direction of a flow channel, preliminary oil smoke separation is carried out when the oil smoke enters the lower air screen, the oil smoke is condensed to improve the oil smoke condensing effect and the oil smoke separating effect after encountering the upper condensing plate, meanwhile, air blowing devices arranged on the air screen group respectively blow air to the left side and the right side of the flow channel, the flow speed in the flow channel is greatly improved, meanwhile, the oil smoke in the flow channel is taken away to form negative pressure, and the air inlet speed of the air inlet end of the oil screen is improved, so that.

Drawings

Fig. 1 is a schematic view of a split structure of an oil net structure according to an embodiment of the present invention.

Fig. 2 is a schematic cross-sectional structure diagram of an oil net structure according to an embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a range hood according to an embodiment of the present invention.

Detailed Description

The application scheme is further described below with reference to the accompanying drawings: