CN213901213U - Oil smoke removing device - Google Patents

Abstract

The application relates to an oil smoke remove device includes: a range hood and a filter plate; the range hood is provided with an air pipe, and an electrostatic filter element and a centrifugal fan which are respectively arranged in the air pipe, wherein the air pipe is provided with an air inlet end and an air outlet end; the filter plate comprises a first oil filtering frame body and a second oil filtering frame body which are mutually involutory, and a plurality of guide plates are respectively arranged in the first oil filtering frame body and the second oil filtering frame body at intervals; the baffle includes a floor; the two opposite sides of the bottom plate are connected with first side plates which are bent inwards towards the filter plate; the first side plate is connected with a second side plate which is bent towards the inside of the filter plate; when the first oil filtering frame body is opposite to the second oil filtering frame body, the second side plates of the two oil filtering frame bodies are staggered and arranged along a straight line to form a fold-line-shaped oil fume channel; the filter is communicated with the air inlet end of the air pipe. This application can improve the purifying effect of oil smoke remove device to the oil smoke, has reduced the pollution of exhaust oil smoke to the environment.

Description

Oil smoke removing device

Technical Field

The application relates to the technical field of oil smoke removal, in particular to an oil smoke removal device.

Background

Oil smoke removing devices, such as range hoods and the like, are widely applied to the life of people; the oil fume containing grease or other dirt is discharged out of the environment where people are located, and the health of people is protected.

Currently, in the related art, a centrifugal fan is usually adopted to directly pump oil smoke out of the environment where people are located, and the oil smoke is simply purified and then discharged into the atmosphere; the device is not enough to the purifying effect of oil smoke itself, and the discharged oil smoke pollutes the environment easily, is unfavorable for sustainable development.

In view of the above-mentioned related technologies, the inventor considers that the lampblack removal device has insufficient purifying effect on lampblack and is easy to pollute the environment.

SUMMERY OF THE UTILITY MODEL

To the not enough of correlation technique existence, in order to improve the purifying effect of oil smoke remove device to the oil smoke, reduce the pollution of environment, this application provides an oil smoke remove device.

The application provides a pair of oil smoke remove device adopts following technical scheme:

oil smoke remove device includes: a range hood and a filter plate;

the range hood is provided with an air pipe, and an electrostatic filter element and a centrifugal fan which are respectively arranged in the air pipe, wherein the air pipe is provided with an air inlet end and an air outlet end;

the filter plate comprises a first oil filtering frame body and a second oil filtering frame body which are mutually involutory, and a plurality of guide plates are respectively arranged in the first oil filtering frame body and the second oil filtering frame body at intervals; the baffle includes a floor; the two opposite sides of the bottom plate are connected with first side plates which are bent inwards towards the filter plate; the first side plate is connected with a second side plate which is bent towards the inside of the filter plate; when the first oil filtering frame body is opposite to the second oil filtering frame body, the second side plates of the two oil filtering frame bodies are staggered and arranged along a straight line to form a fold-line-shaped oil fume channel;

the filter is communicated with the air inlet end of the air pipe.

Through adopting above-mentioned technical scheme, under the effect of the inside centrifugal fan suction of lampblack absorber, the oil smoke carries out preliminary oil smoke filtration through the filter, gets rid of great granule in the oil smoke. Then, the oil smoke reaches the electrostatic filter element, and under the adsorption action of the electrostatic filter element, fine particles in the oil smoke are adsorbed, so that most oil smoke particles in the oil smoke are adsorbed; finally, the residual oil smoke particles are thrown to a volute of the centrifugal fan and are intercepted under the action of the centrifugal force of the fan in the range hood; thereby the oil smoke is purified. By means of mutual matching of the filter plate and the electrostatic filter element and the assistance of the centrifugal fan, triple filtration of the oil smoke is realized, so that the oil smoke is effectively purified, the purification effect of the oil smoke is improved, the discharged oil smoke is cleaner, and the atmospheric pollution is reduced; meanwhile, the adhesion of dirt such as grease and the like in parts such as an air pipe, a centrifugal fan and the like is reduced. The structure of the guide plate in the filter plate is arranged, so that the oil fume containing grease or other dirt is subjected to a series of changes of compression → expansion → compression → expansion, and meanwhile, the oil fume is continuously impacted by the guide plate to continuously convert the movement direction and prolong the movement path; therefore, dirt such as grease in the oil smoke is separated and attached to the guide plate to be trapped. The electrostatic filter element ionizes the oil smoke particles and charges the oil smoke particles, and then the charged oil smoke particles are adsorbed on the anode plate, so that the oil smoke is purified.

Optionally, two electrostatic filter elements are arranged and respectively fixedly connected to the side walls on two opposite sides in the air pipe; the centrifugal fan is positioned at the rear end of the electrostatic filter element.

By adopting the technical scheme, the layout of all parts in the air pipe is optimized, and the effect and efficiency of electrostatic decontamination are improved.

Optionally, the electrostatic filter element includes a filter core box, a plurality of cathode plates, a plurality of anode plates and a plurality of ionizing wires, the cathode plates, the anode plates and the cathode plates are arranged at intervals, the ionizing wires are located below the anode plates and are in one-to-one correspondence with the anode plates, and the lower edges of the cathode plates extend to positions between the ionizing wires;

and the filter core box is also provided with a grounding plug connected with the cathode plate, a low-voltage positive plug connected with the anode plate and a high-voltage positive plug connected with the ionizing wire.

By adopting the technical scheme, the ionization wire is positively charged, the cathode plate is negatively charged, and the ionization wire and the cathode plate form an ionization region; the anode plate is provided with positive charges, an adsorption area is formed between the anode plate and the cathode plate, and the adsorption area is positioned above the ionization area; the oil smoke particles are ionized and charged when passing through the ionization region, and then the particles pass through the adsorption region, and the oil smoke particles with charges are adsorbed by the anode plate, so that the adsorption of dirt particles is realized.

Optionally, a plurality of the cathode plates are connected through a first conductive rod, and a plurality of the anode plates are connected through a second conductive rod;

the ionization wire is characterized by further comprising two positive posts, wherein two ends of the ionization wire are connected to the two positive posts respectively, and the ionization wire is connected with a high-voltage positive plug through the positive posts.

By adopting the technical scheme, the electric connection of the cathode plates and the electric connection of the anode plates are realized; meanwhile, the arrangement of the two anode columns enables the layout of multiple ionization wires to be more reasonable, and is beneficial to the stable formation of an ionization region.

Optionally, still include oil smoke monitoring alarm, its inductive probe sets up in the tuber pipe and is located the rear end of static filter core.

By adopting the technical scheme, the concentration of the oil smoke purified by the filter plate and the electrostatic filter element is measured; can remind in time when filter or electrostatic filter purification effect is not good.

Optionally, the kitchen ventilator further comprises an oil smoke cover which is of a funnel-shaped structure; one end of the fume hood is connected with the filter plate, and the other end of the fume hood is communicated with the air inlet end.

Through adopting above-mentioned technical scheme, the oil smoke cover can play the effect of gathering together the oil smoke.

Optionally, the guide plates arranged in the first oil filtering frame body and the second oil filtering frame body are respectively and uniformly arranged along a straight line, and a vent hole is formed between every two adjacent guide plates in the same oil filtering frame body;

the first side plate is connected to two opposite sides of the bottom plate close to the vent hole, and an included angle between the bottom plate and the first side plate is an obtuse angle; one side of the first side plate is connected with the bottom plate, the other opposite side of the first side plate is connected with the second side plate, and an included angle between the first side plate and the second side plate is an obtuse angle.

Through adopting above-mentioned technical scheme, optimized the structure of guide plate, made the filter board hold back the ability of filth stronger.

Optionally, an included angle between the bottom plate and the first side plate is 130-145 °; the included angle between the first side plate and the second side plate is 100-110 degrees.

By adopting the technical scheme, the width of the oil smoke channel can not reach the decontamination effect due to too wide, and the problem that the dirt discharge efficiency is influenced due to the fact that dirt such as oil smoke is sucked and discharged due to too narrow can be avoided.

Optionally, the first oil filtering frame body is of a rectangular structure and comprises a pair of first transverse frame strips arranged in parallel, and a guide plate arranged on the first oil filtering frame body is positioned between the two first transverse frame strips;

the second oil filtering frame body is of a rectangular structure and comprises a pair of second transverse frame strips arranged in parallel and a pair of vertical frame strips perpendicular to the second transverse frame strips, and the guide plate arranged on the second oil filtering frame body is positioned in a space enclosed by the second transverse frame strips and the vertical frame strips;

the first transverse frame strips and the second transverse frame strips are in one-to-one correspondence, and when the first oil filtering frame body is opposite to the second oil filtering frame body, the outer surfaces of the second transverse frame strips are respectively abutted against the inner surfaces of the corresponding first transverse frame strips.

Through adopting above-mentioned technical scheme, first oil filter frame body and second oil filter frame can be better to be put together and form wholly.

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

1. in the application, triple filtration of oil smoke is realized by means of mutual matching of the filter plate and the electrostatic filter element and the assistance of the centrifugal fan, so that dirt in the oil smoke can be better removed, the discharged oil smoke is cleaner, and the atmospheric pollution is reduced; meanwhile, the adhesion of dirt such as grease and the like in parts such as an air pipe, a centrifugal fan and the like is reduced.

2. The structure design of the flow guide plate in the filter plate enables oil smoke containing grease or other dirt to pass through a series of changes of compression → expansion → compression → expansion, and meanwhile, the oil smoke is continuously impacted by the flow guide plate to continuously convert the movement direction and prolong the movement path; so that the oil smoke is beneficial to separating and attaching the dirt such as grease and the like on the guide plate.

3. The setting of oil smoke monitoring alarm in this application can in time remind when filter or electrostatic filter purifying effect is not good to the purifying effect of oil smoke has been guaranteed.

Drawings

Fig. 1 is a schematic perspective view of a lampblack removal device according to an embodiment of the present application;

FIG. 2 is a schematic cross-sectional view of a range hood of an embodiment of the present application;

FIG. 3 is a schematic exterior view of an electrostatic filter cartridge according to an embodiment of the present disclosure;

FIG. 4 is a schematic illustration of the relationship of cathode plates, anode plates and ionizing wires according to an embodiment of the present application;

FIG. 5 is an exploded view of a filter plate according to an embodiment of the present application;

FIG. 6 is a schematic structural view of a first oil filter frame according to an embodiment of the present application;

FIG. 7 is a schematic structural view of a second oil filter frame according to an embodiment of the present application;

fig. 8 is a schematic view of the position of a baffle when the filter panel of an embodiment of the present application is assembled.

Description of reference numerals: 1. a range hood; 11. an air duct; 111. an air inlet end; 112. an air outlet end; 12. an electrostatic filter element; 121. a filter cartridge; 1211. a ground plug; 1212. a low voltage positive plug; 1213. a high voltage positive plug; 122. a cathode plate; 123. an anode plate; 124. ionizing the filaments; 125. a first conductive rod; 126. a second conductive rod; 127. a positive post; 13. a centrifugal fan; 14. a lampblack hood; 15. an oil smoke monitoring alarm; 2. a filter plate; 20. a vent hole; 21. a first oil filter frame; 211. a first cross frame strip; 212. positioning a groove; 213. locking the handle; 2131. a fixed part; 2132. a pressing part; 22. a second oil filter frame; 221. a second cross frame strip; 222. a vertical frame strip; 223. positioning the projection; 23. a baffle; 231. a base plate; 232. a first side plate; 233. a second side plate.

Detailed Description

The present application is described in further detail below with reference to the attached drawings.

Referring to fig. 1, the embodiment of the application discloses an oil smoke removing device, which comprises a range hood 1 and a filter plate 2.

Referring to fig. 1 and 2, the range hood 1 includes an air duct 11, an electrostatic filter 12, a centrifugal fan 13, and a hood 14. The air duct 11 is a rectangular columnar structure, and both ends of the air duct are respectively provided with an air inlet end 111 and an air outlet end 112; the lampblack cover 14 is of a funnel-shaped structure, the large opening end of the lampblack cover is connected with the filter plate 2, and the small opening end of the lampblack cover is communicated with the air inlet end 111 of the air pipe 11; the lampblack hood 14 plays a role of gathering lampblack.

Referring to fig. 2, both the electrostatic filter cartridge 12 and the centrifugal fan 13 are disposed in the duct 11. The two electrostatic filter elements 12 are respectively fixedly connected to the side walls of the two opposite sides of the air pipe 11 and partition the air pipe 11; the centrifugal fan 13 is located at the rear end of the electrostatic filter element 12 (i.e. closer to the air outlet end 112 of the air duct 11), and has a volute.

Referring to fig. 3 and 4, the electrostatic cartridge 12 includes a rectangular parallelepiped cartridge case 121; a plurality of cathode plates 122 and a plurality of anode plates 123 are arranged in the filter element box 121, and the plurality of cathode plates 122 and the plurality of anode plates 123 are arranged in parallel at intervals and are parallel to the side wall of the filter element box 121; the cathode plate 122 and the anode plate 123 are both made of an electrically conductive material. In the filter element box 121, ionization wires 124 which are in one-to-one correspondence with the anode plates 123 are arranged right below each anode plate 123, and the ionization wires 124 are parallel to each other and are parallel to the side wall of the filter element box 121; the lower edge of the cathode plate 122 extends between the ionizing wires 124, so that the cathode plate 122 and the ionizing wires 124 are also spaced apart (i.e., the upper portion of the cathode plate 122 is spaced apart from the anode plate 123, and the lower portion is spaced apart from the ionizing wires 124). In addition, the bottom wall of the filter core box 121 is provided with an opening for oil smoke to enter, and the top wall is provided with an opening for oil smoke to exhaust.

Referring to fig. 4, a plurality of cathode plates 122 are connected by a first conductive rod 125, each cathode plate 122 is provided with a mounting hole (not shown), and the first conductive rod 125 penetrates through the mounting holes of the plurality of cathode plates 122 to connect them; the outer sidewall of the first conductive rod 125 is attached to the inner sidewall of the mounting hole, thereby electrically connecting the plurality of cathode plates 122. Similarly, a plurality of anode plates 123 are connected by second conductive bars 126, each of the anode plates 123 being provided with mounting holes, the second conductive bars 126 penetrating the mounting holes of the plurality of anode plates 123 to connect them; the outer side wall of the second conductive rod 126 is attached to the inner side wall of the mounting hole, thereby electrically connecting the plurality of anode plates 123. The cathode plate 122 is provided with a relief hole (not shown) at the position of the second conductive rod 126, and the anode plate 123 is provided with a relief hole at the position of the first conductive rod 125, so as to avoid the contact between the cathode plate 122 and the second conductive rod 126, and the contact between the anode plate 123 and the first conductive rod 125. Both ends of the first conductor bar 125 and the second conductor bar 126 are disposed on the inner sidewall of the cartridge case 121 through ceramic insulating seats. In addition, two positive posts 127 are arranged in the filter element box 121, and the positions of the two positive posts are the same in the vertical direction and are both positioned below the anode plate 123. Two ends of the ionization wire 124 are respectively connected to the two positive posts 127; the two ends of the positive pole 127 are arranged on the inner side wall of the filter core box 21 through ceramic insulating seats.

Referring to fig. 3 and 4, a grounding plug 1211, a low voltage positive plug 1212 and a high voltage positive plug 1213 are further mounted and fixed on the insulating sidewall of the filter cartridge 121 from top to bottom. The grounding plug 1211 is connected with the cathode plate 122 through a conventional conductive structure, the low-voltage positive plug 1212 is connected with the anode plate 123 through a conventional conductive structure, and the high-voltage positive plug 1213 is connected with the positive post 127 through a conventional conductive structure; therefore, the cathode plate 122 is connected with a grounding electrode, the anode plate 123 is connected with a low-voltage positive electrode, and the ionization wire 124 is connected with a high-voltage positive electrode.

When in use, the ionizing wire 124 is positively charged, and the cathode plates 122 positioned at the two sides of the ionizing wire 124 are negatively charged, so that an ionization region is formed by the ionizing wire and the cathode plates; the anode plate 123 is provided with positive charges, an adsorption area is formed between the anode plate 123 and the cathode plate 122, and the adsorption area is positioned above the ionization area; the oil smoke particles are ionized and charged when passing through the ionization region, and then the particles pass through the adsorption region, and the dirt particles with charges are adsorbed by the anode plate 123, so that the adsorption of the dirt particles is realized.

Referring to fig. 2, the range hood is further provided with an oil smoke monitoring alarm 15, which is installed beside the air pipe 11, and an induction probe of the oil smoke monitoring alarm 15 penetrates through the wall of the air pipe 11 to enter the interior thereof and is located at the rear end of the electrostatic filter element 12. The oil smoke monitoring alarm 15 is used for detecting the purification degree of oil smoke filtered by the filter plate 11 and the electrostatic filter element 12; when the purifying effect is not good, the oil smoke purifier can remind people in time, so that the purifying effect of the oil smoke is ensured.

Referring to fig. 5, the filter plate 2 includes a first filter frame body 21 and a second filter frame body 22 that are aligned with each other.

Referring to fig. 5 and 6, the first oil filter frame body 21 is a rectangular structure, and includes a pair of first cross frame bars 211 arranged in parallel, and the length direction of the first cross frame bars 211 is consistent with the length direction of the first oil filter frame body 21; a plurality of guide plates 23 are uniformly arranged between the two first cross frame strips 211 along the length direction of the first oil filtering frame body 21, and a vent hole 20 is formed between every two adjacent guide plates 23; specifically, the cross section of the first cross frame strip 211 is L-shaped, one side of the first cross frame strip is fixedly connected to the flow guide plate 23, and the other side of the first cross frame strip protrudes toward the inner side of the filter plate 2.

Referring to fig. 5 and 7, the second oil filter frame 22 is also a rectangular structure, and includes a pair of second horizontal frame bars 221 arranged in parallel and a pair of vertical frame bars 222 arranged in parallel; the length direction of the second cross frame strip 221 is the same as the length direction of the second oil filter frame body 22, the length direction of the vertical frame strip 22 is the same as the width direction of the second oil filter frame body 22, and four frame strips enclose a rectangular shape. A plurality of guide plates 23 are uniformly arranged in the space enclosed by the second transverse frame strip 221 and the vertical frame strip 222 along the length direction of the second oil filtering frame body 22, and a gap is formed between every two adjacent guide plates 23 to form a ventilation hole 20; specifically, the cross sections of the second cross frame strips 221 and the upright frame strips 222 are L-shaped, one side of each of the second cross frame strips 221 and the upright frame strips 222 is fixedly connected to the guide plate 23, and the other side of each of the second cross frame strips 221 and the upright frame strips 222 protrudes toward the inner side of the filter plate 2.

When the first oil filtering frame 21 and the second oil filtering frame 22 are assembled into the filter plate 2 by folding, the first cross frame strips 211 and the second cross frame strips 221 are in one-to-one correspondence, the outer surfaces of the second cross frame strips 221 located at the outer periphery of the second oil filtering frame 22 are respectively abutted against the inner surfaces of the first cross frame strips 211 located at the inner periphery of the first oil filtering frame 21, and the vertical frame strips 222 are respectively located at two ends of the two first cross frame strips 211.

Referring to fig. 6 and 8, the baffle 23 includes a rectangular bottom plate 231, and two opposite short sides of the bottom plate are respectively connected to the sides of the first cross frame strip 211 or the second cross frame strip 221; meanwhile, the two opposite long sides of the bottom plate 231 and the long sides of the bottom plate 231 of the adjacent baffle plate 23 form the strip-shaped vent hole 20 (except that the long side of one side of the bottom plate 231 of the baffle plate 23 located at the two ends of the second oil filter frame body 22 in the length direction thereof is fixedly connected with one side of the upright frame strip 222). Except for the long side fixedly connected with the side of the vertical frame strip 222, the long side of the bottom plate 231 is connected with the first side plate 232 bent inward the filter plate 2, the included angle between the bottom plate 231 and the first side plate 232 is 130-145 °, and 140 ° is selected in this embodiment. The first side plate 232 is rectangular, one long side of the first side plate is connected to the bottom plate 231, the other long side of the first side plate is connected to the second side plate 233 bent inward toward the filter plate 2, an included angle between the first side plate 232 and the second side plate 233 is 100 degrees and 110 degrees, and 105 degrees is selected in this embodiment. The baffle 23 thus constitutes a hood-like structure, while the vent holes 20 are partially blocked by the first side plate 232 and the second side plate 233 of the baffle 23 on both sides.

Referring to fig. 8, the baffle 23 of the first oil filter frame body 21 and the baffle 23 of the second oil filter frame body 22 are arranged in a staggered manner; when the first oil filter frame body 21 and the second oil filter frame body 22 are aligned, the guide plate 23 of each frame body (i.e., the first oil filter frame body 21 or the second oil filter frame body 22) is opposite to the vent hole 20 of the other frame body; the second side plate 233 of the first oil filter frame 21 and the second side plate 233 of the second oil filter frame 22 are staggered and linearly arranged to form a narrow zigzag-shaped oil smoke passage, and the second side plate 233 of each frame (i.e., the first oil filter frame 21 or the second oil filter frame 22) enters the cover structure formed by the other frame guide plate 23.

Referring to fig. 6 and 7, in order to make the first oil filtering frame 21 and the second oil filtering frame 22 more firmly combined, the inner surface of the second cross frame 221 is provided with a plurality of hemispherical positioning protrusions 223, and the outer surface of the first cross frame 211 is provided with a plurality of hemispherical positioning grooves 212 for the positioning protrusions 223 to be clamped.

Referring to fig. 6, the locking handles 213 are disposed on the baffle plates 23 at two ends of the first oil filter frame body 21 (specifically, two ends along the length direction of the first oil filter frame body 21), and each locking handle 213 includes a fixing portion 2131 fixedly connected to the bottom plate 231 of the baffle plate 23 and a pressing portion 2132 pivotally connected thereto; when the first oil filter frame body 21 and the second oil filter frame body 22 are aligned, the pressing portion 2132 can rotate and press on the second oil filter frame body 22; so that the connection between the first oil filter frame body 21 and the second oil filter frame body 22 is more stable.

When the filter plate 2 is installed, the large opening end of the lampblack hood 14 faces downwards, and the filter plate 2 is horizontally and detachably fixed in the large opening end of the lampblack hood 14 through a conventional structure such as a buckle (for example, a buckle lock is arranged on the first cross frame strip 211, a buckle is arranged at a corresponding position of the inner wall of the lampblack hood 14, and the filter plate 2 is fixed in the lampblack hood 14 through the buckling of the buckle lock and the buckle lock); after assembly, the first oil filter frame body 21 is positioned above the second oil filter frame body 22. After a period of use, the filter plate 2 can be removed, disassembled and cleaned. The mounting means of the filter 2 of this embodiment is simpler and more convenient.

In the device, the electrostatic filter element 12 and the centrifugal fan 13 are arranged in the range hood 1, and the filter plate 2 is connected on the fume hood 14 of the range hood 1, so that the electrostatic filter element 12, the centrifugal fan 13 and the filter plate 2 form a whole.

When in use, the suction force of the centrifugal fan 13 of the range hood 1 is reduced; the oil smoke enters the filter plate 2 from the ventilation hole 20 of the second oil filter frame 22, and the oil smoke is compressed at the ventilation hole 20 because the ventilation hole 20 is partially blocked by the first side plate 232 and the second side plate 233 corresponding to the guide plates 23 at the two sides; then, the oil smoke continues to move, and the oil smoke is blocked by the guide plate 23 of the first oil filter frame body 21 and then flows into the narrow zigzag-shaped oil smoke passage formed by the second side plate 233 of the first oil filter frame body 21 and the second side plate 233 of the second oil filter frame body 22 along the first side plate 232 of the first oil filter frame body 21, and then flows out along the first side plate 232 of the second oil filter frame body 22, and flows out of the filter plate 2 from the vent hole 20 of the first oil filter frame body 21. In the process, the oil smoke is subjected to a series of changes of compression → expansion → compression → expansion, and meanwhile, the flow guide plate 23 continuously impacts the oil smoke to continuously convert the movement direction and prolong the movement path of the oil smoke, so that the oil smoke is beneficial to separating dirt such as grease in the oil smoke and attached to the flow guide plate 23 to be intercepted; after being filtered by the filter plate 2, larger particles in the oil smoke are intercepted and purified.

The preliminarily purified oil smoke enters an oil smoke cover 14 of the range hood 1 and further enters an air pipe 11 to reach the position of an electrostatic filter element 12, dirt particles such as the oil smoke and the like are ionized by the electrostatic filter element 12 and are charged, and then the charged dirt particles are adsorbed on an anode plate, so that the purification of fine particles in the oil smoke is realized; after the step, most particles in the oil smoke are adsorbed and purified.

Finally, the oil smoke passes through the centrifugal fan 13, and the residual oil smoke particles are thrown onto the volute of the fan under the action of the centrifugal fan 13, so that the oil smoke is intercepted, the residual oil smoke particles are removed, and the oil smoke is effectively purified.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (9)

1. Oil smoke remove device, its characterized in that: the method comprises the following steps: a range hood (1) and a filter plate (2);

the range hood (1) is provided with an air pipe (11), and an electrostatic filter element (12) and a centrifugal fan (13) which are respectively arranged in the air pipe (11), wherein the air pipe (11) is provided with an air inlet end (111) and an air outlet end (112);

the filter plate (2) comprises a first oil filtering frame body (21) and a second oil filtering frame body (22) which are mutually combined, and a plurality of guide plates (23) are respectively arranged in the first oil filtering frame body and the second oil filtering frame body at intervals; the baffle (23) comprises a floor (231); the two opposite sides of the bottom plate (231) are connected with first side plates (232) which are bent towards the inside of the filter plate (2); the first side plate (232) is connected with a second side plate (233) which is bent towards the inside of the filter plate (2); when the first oil filtering frame body (21) is opposite to the second oil filtering frame body (22), the second side plates (233) of the two oil filtering frame bodies are staggered and arranged along a straight line to form a fold line-shaped oil smoke channel;

the filter plate (2) is communicated with the air inlet end (111) of the air pipe (11).

2. The oil smoke removing device according to claim 1, characterized in that: the two electrostatic filter elements (12) are respectively and fixedly connected to the side walls of the two opposite sides in the air pipe (11); the centrifugal fan (13) is positioned at the rear end of the electrostatic filter element (12).

3. The oil smoke removing device according to claim 2, characterized in that: the electrostatic filter element (12) comprises a filter core box (121), a plurality of cathode plates (122), a plurality of anode plates (123) and a plurality of ionizing wires (124), wherein the cathode plates (122) and the anode plates (123) are respectively arranged in the filter core box (121) at intervals, the ionizing wires (124) are positioned below the anode plates (123) and are in one-to-one correspondence with the anode plates (123), and the lower edges of the cathode plates (122) extend to the space between the ionizing wires (124);

and the filter core box (121) is also provided with a grounding plug (1211) connected with the cathode plate (122), a low-voltage positive plug (1212) connected with the anode plate (123) and a high-voltage positive plug (1213) connected with the ionizing wire (124).

4. The oil smoke removing device according to claim 3, characterized in that: a plurality of the cathode plates (122) are connected through a first conductive rod (125), and a plurality of the anode plates (123) are connected through a second conductive rod (126);

the ionization device is characterized by further comprising two positive posts (127), two ends of the ionization wire (124) are connected to the two positive posts (127) respectively, and the ionization wire (124) is connected with the high-voltage positive plug (1213) through the positive posts (127).

5. The oil smoke removing device according to claim 2, characterized in that: the oil smoke monitoring alarm device further comprises an oil smoke monitoring alarm (15), wherein an induction probe of the oil smoke monitoring alarm device is arranged in the air pipe (11) and is positioned at the rear end of the electrostatic filter element (12).

6. The oil smoke removing device according to claim 1, characterized in that: the kitchen ventilator also comprises a lampblack hood (14) which is of a funnel-shaped structure; one end of the lampblack hood (14) is connected with the filter plate (2), and the other end of the lampblack hood is communicated with the air inlet end (111).

7. The oil smoke removing device according to claim 1, characterized in that: the guide plates (23) arranged in the first oil filtering frame body (21) and the second oil filtering frame body (22) are respectively and uniformly arranged along a straight line, and a vent hole (20) is formed by a space between every two adjacent guide plates (23) in the same oil filtering frame body;

the first side plate (232) is connected to two opposite sides of the bottom plate (231) close to the vent holes (20), and an included angle between the bottom plate (231) and the first side plate (232) is an obtuse angle; one side of the first side plate (232) is connected with the bottom plate (231), the other opposite side of the first side plate is connected with the second side plate (233), and an included angle between the first side plate (232) and the second side plate (233) is an obtuse angle.

8. The oil smoke removing device according to claim 7, characterized in that: the included angle between the bottom plate (231) and the first side plate (232) is 130-145 degrees; the included angle between the first side plate (232) and the second side plate (233) is 100-110 degrees.

9. The oil smoke removing device according to claim 8, characterized in that: the first oil filtering frame body (21) is of a rectangular structure and comprises a pair of first cross frame strips (211) which are arranged in parallel, and a guide plate (23) arranged on the first oil filtering frame body (21) is positioned between the two first cross frame strips (211);

the second oil filtering frame body (22) is of a rectangular structure and comprises a pair of second transverse frame strips (221) which are arranged in parallel and a pair of vertical frame strips (222) which are perpendicular to the second transverse frame strips (221), and the guide plate (23) arranged on the second oil filtering frame body (22) is positioned in a space enclosed by the second transverse frame strips (221) and the vertical frame strips (222);

the first cross frame strips (211) correspond to the second cross frame strips (221) one by one, and when the first oil filtering frame body (21) is opposite to the second oil filtering frame body (22), the outer surfaces of the second cross frame strips (221) are respectively abutted against the inner surfaces of the corresponding first cross frame strips (211).

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