CN113188174A

CN113188174A - Oil smoke purification system for teppanyaki

Info

Publication number: CN113188174A
Application number: CN202110645647.XA
Authority: CN
Inventors: 徐思龙; 李�杰
Original assignee: Anhui Chengyi Technology Co ltd
Current assignee: Anhui Chengyi Technology Co ltd
Priority date: 2021-06-09
Filing date: 2021-06-09
Publication date: 2021-07-30

Abstract

The invention provides an oil smoke purification system for teppanyaki, which comprises a teppanyaki shell, wherein a fan, an electrostatic adsorption type oil smoke purifier, a UV photolysis purifier and a water circulation purification device are sequentially arranged in the teppanyaki shell according to an oil smoke purification direction, oil smoke is sucked by the fan, is adsorbed by the electrostatic adsorption type oil smoke purifier to remove odor, is further removed odor by the UV photolysis purifier, and is finally discharged after being cooled and flavored by the water circulation purification device; the water circulation purifier includes connecting pipe, diffusion cover and rose box, the cover mouth of diffusion cover and the advance mouth of smoke intercommunication of rose box, the one side intercommunication of cover mouth is kept away from with the diffusion cover to the one end of connecting pipe, the other end of connecting pipe and the export spiro union of UV photodissociation clarifier, the cartridge can be dismantled in the rose box and two filter screens have. The system can effectively decompose, adsorb and filter the oil smoke, reduce the temperature of the discharged oil smoke and ensure that the temperature of the discharged oil smoke has fresh fragrance.

Description

Oil smoke purification system for teppanyaki

Technical Field

The invention relates to the technical field of oil smoke purification, in particular to an oil smoke purification system for teppanyaki.

Background

The iron plate cooking method is a popular cooking method, and the equipment generally comprises a heating component, an oil fume purification device and a residue collection device. The oil fume purification device sucks oil fume into the oil fume purification device through the fume suction pipe and the fan to purify the oil fume.

The oil smoke clean system of current iron plate fever is comparatively simple, and some only filter through the active carbon filter screen of multilayer, can only filter most particulate matter in the oil smoke, and it is very general to remove the flavor effect, and the exhaust oil smoke temperature is also higher simultaneously.

Disclosure of Invention

In view of the above problems, the present invention provides an oil smoke purification system for teppanyaki, which can effectively decompose, adsorb and filter oil smoke, reduce the temperature of the discharged oil smoke, and make the temperature of the discharged oil smoke have fresh scent.

In order to solve the problems, the technical scheme adopted by the invention is as follows:

an oil fume purification system for teppanyaki comprises a teppanyaki shell, wherein a fan, an electrostatic adsorption type oil fume purifier, a UV photolysis purifier and a water circulation purification device are sequentially arranged in the teppanyaki shell according to an oil fume purification direction, oil fume is sucked by the fan, is adsorbed by the electrostatic adsorption type oil fume purifier to remove odor, is further removed odor by the UV photolysis purifier, and is finally discharged after being cooled and flavored by the water circulation purification device;

the water circulation purification device comprises a connecting pipe, a diffusion cover and a filter box, wherein a cover opening of the diffusion cover is communicated with a smoke inlet of the filter box, one end of the connecting pipe is communicated with one side of the diffusion cover, which is far away from the cover opening, the other end of the connecting pipe is in threaded connection with an outlet of the UV photolysis purifier, and two filter screens are detachably inserted in the filter box;

all install water circulation mechanism in connecting pipe and the diffusion cover, water circulation mechanism will be close to on the one hand filter screen that the rose box advances the cigarette side is wetted, makes the filter screen after wetting moist, cools down, filters and increase fragrant to the oil smoke of process, and on the other hand will be wetted the produced sewage discharge of filter oil smoke of filter screen, and the water of wetting is the mixed liquid of flavouring agent and running water.

Preferably, the two filter screens are arranged in parallel, the two filter screens are arranged in the mounting frame, the top of the filter box is provided with an insertion hole for inserting the mounting frame, and the top of the mounting frame is provided with a pull handle.

Preferably, the hydrologic cycle mechanism includes fan, bull stick and pump water mechanism, the fan is installed in the connecting tube, the bull stick is located the diffusion cover, fixedly connected with pivot between the center department of bull stick and fan, pump water mechanism installs at the top of diffusion cover for the mixed liquid and the blowdown that mix the odorant of circulatory pump.

Preferably, the water pumping mechanism includes arc barrel and magnetism piston, arc barrel runs through fixed connection at the top of diffusion cover, the magnetism piston is located arc barrel, through first spring elastic connection between the one end of magnetism piston and arc barrel, the both ends of bull stick all inlay be equipped with magnetism piston complex magnetic path, the one end of arc barrel is connected with the pipe and the outlet pipe that absorb water, and the other end is connected with soil pick-up pipe and blow off pipe, all install the check valve in pipe, outlet pipe, soil pick-up pipe and the blow off pipe that absorbs water.

Preferably, the top of the smoke inlet of the filter box is fixedly connected with an arc-shaped water spray pipe, the side wall of the arc-shaped water spray pipe is provided with a plurality of water outlet holes, the arc-shaped water spray pipe is communicated with the tail end of the water outlet pipe, and the tail end of the sewage suction pipe is communicated with the bottom of the filter box.

Preferably, the tail end of the rotating shaft is further provided with a cleaning mechanism, and the cleaning mechanism is used for cleaning a filter screen close to one side of the smoke inlet of the filter box.

Preferably, clearance mechanism includes the mounting panel and brushes row, brush row fixed connection is on the mounting panel lateral wall, the middle part of mounting panel is equipped with the opening, fixedly connected with runs through the guide bar of pivot in the opening, the both sides of guide bar all overlap and are equipped with the second spring.

Preferably, the top of the cover opening of the diffusion cover is provided with a plurality of wedge blocks, the plurality of wedge blocks are arranged at equal intervals, and the two ends of the mounting plate are smoothly arranged and are used for being in contact with the inclined surfaces of the wedge blocks.

Preferably, a separation block is fixedly connected between the two filter screens in the filter box, a plurality of obliquely arranged smoke outlet channels are arranged on the side wall of the separation block, and a plurality of staggered retaining columns are uniformly distributed in the smoke outlet channels.

Preferably, a smoke outlet cover is installed at the smoke outlet of the filter box, the smoke outlet of the smoke outlet cover is provided with a grating, a drawing box is installed at the bottom of the smoke outlet cover, and a solid aromatic is placed in the drawing box.

The teppanyaki oil smoke purification system according to any one of claims 1-9, wherein the use method comprises:

s1, starting a fan, enabling oil smoke generated in the cooking process to enter the electrostatic adsorption type oil smoke purifier through the fan, and under the action of a high-voltage electric field, ionizing oil smoke gas to degrade and carbonize most of the oil smoke; a small part of tiny oil particles move to the positive and negative plates of the electric field under the action of the electric field force of the adsorption electric field and airflow and are collected on the plates, the remaining micron-sized oil mist is degraded into carbon dioxide and water by the electric field, and simultaneously, under the action of a high-voltage generator, air in the electric field generates ozone, and most of the smell of the oil fume in the fume is removed;

s2, the oil smoke processed by the S1 enters a UV photolysis purifier for further smell removal, and more than 95% of degradation and smell removal can be basically realized through the two steps;

s3, enabling the oil smoke discharged through S2 to enter a filter box, on one hand, wetting a filter screen close to the smoke inlet side of the filter box by a water circulation mechanism in the filter box to wet the wetted filter screen, and cooling, filtering and enhancing fragrance of the oil smoke, on the other hand, discharging sewage generated by filtering the oil smoke by the wetted filter screen, wherein the wetting water is a mixed liquid of a fragrance enhancer and tap water;

s4, the smoke processed by S3 passes through a plurality of inclined smoke outlet channels, the moisture in the oil smoke is liquefied when meeting the uniformly distributed baffle columns, and the oil smoke is filtered by the last filter screen, so that the temperature of the discharged oil smoke is lower and more moist, and the moisture content is controlled within a reasonable range;

s5, a smoke outlet is additionally arranged at a smoke outlet of the filter box, a drawing box is installed at the bottom of the smoke outlet, a solid freshener is placed in the drawing box, the solid freshener can continuously give out fragrance to be mixed with oil smoke, and the fragrance of the discharged oil smoke is further increased.

The invention has the beneficial effects that:

1. install fan, electrostatic absorption formula oil smoke clarifier, UV photodissociation clarifier and hydrologic cycle purifier in proper order according to oil smoke purification direction, the oil smoke is inhaled by the fan, divides desorption and adsorbs with removing flavor, rethread UV photodissociation clarifier further removes the flavor through electrostatic absorption formula oil smoke clarifier, finally discharges after cooling aroma enhancement through hydrologic cycle purifier, and is efficient to oil smoke purification, effectual.

2. Through setting up the hydrologic cycle mechanism, the quick flow through the oil smoke drives the fan and rotates, and then drives the operation of pump water mechanism through the pivot, at the in-process that magnetic path and magnetic piston intermittent type formula magnetism were inhaled, can go into the mixed liquid pump of odorant and running water on the one hand, and rethread arc spray pipe spouts on first filter screen, makes first filter screen be in moist state, cools down and the adding fragtant when filtering the oil smoke, and on the other hand can the sewage discharge of rose box bottom portion.

3. Through setting up clearance mechanism, can drive the brush through the pivot and arrange the rotation, sweep the greasy dirt on filter screen surface down, the brush is arranged and is rotated the process and can be through the mixed liquid of rose box bottom take the altitude, can arrange self abluent in the realization brush, and the brush is arranged and will be mixed the liquid and paint on the filter screen, makes the filter screen keep moist.

4. Through setting up the branch spacer block, set up the play cigarette passageway of a plurality of slopes on the branch spacer block, the oil smoke after the cooling is through going out the cigarette passageway, and moisture in the oil smoke meets the bumping post of equipartition and can liquefy, and after last filter screen filtration, the exhaust oil smoke temperature is lower, and is comparatively moist, and moisture content control is within reasonable scope simultaneously.

5. Through the smoke outlet at the rose box increased a smoke outlet hood, the bottom of smoke outlet hood is installed the pull box, has placed solid aromatic in the pull box, and solid aromatic can continuously give off fragrant smell and oil smoke and mix, further increases the fragrant smell of exhaust oil smoke.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a sectional view of a water circulation purification apparatus according to the present invention;

FIG. 3 is a perspective view of FIG. 2;

FIG. 4 is a cross-sectional view taken at A-A of FIG. 2;

FIG. 5 is a cross-sectional view taken at B-B of FIG. 2;

fig. 6 is a perspective view of a partition block according to the present invention.

In the figure: 1 iron board burns casing, 2 fans, 3 electrostatic absorption formula oil smoke clarifier, 4UV photodissociation clarifier, 5 rose box, 6 cigarette covers, 7 pull boxes, 8 installing frames, 9 connecting pipes, 10 diffusion covers, 11 arc barrel, 12 filter screens, 13 spacer blocks, 14 cigarette play passageways, 15 brush rows, 16 fans, 17 pivots, 18 bull sticks, 19 magnetic path, 20 mounting panels, 21 arc spray pipe, 22 suction pipe, 23 blow off pipe, 24 magnetic piston, 25 first spring, 26 suction pipe, 27 outlet pipe, 28 second spring, 29 openings, 30 wedge, 31 bumping post.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, but rather should be construed as broadly as the present invention is capable of modification in various respects, all without departing from the spirit and scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Example 1

Referring to fig. 1-6, an oil smoke purification system of teppanyaki comprises a teppanyaki shell 1, wherein a fan 2, an electrostatic adsorption type oil smoke purifier 3, a UV photolysis purifier 4 and a water circulation purification device are sequentially installed in the teppanyaki shell 1 according to an oil smoke purification direction, oil smoke is sucked by the fan 2, is adsorbed by the electrostatic adsorption type oil smoke purifier 3 to remove odor, is further removed odor by the UV photolysis purifier 4, and is finally discharged after being cooled and flavored by the water circulation purification device;

the water circulation purification device comprises a connecting pipe 9, a diffusion cover 10 and a filter box 5, wherein a cover opening of the diffusion cover 10 is communicated with a smoke inlet of the filter box 5, one end of the connecting pipe 9 is communicated with one side, far away from the cover opening, of the diffusion cover 10, the other end of the connecting pipe 9 is in threaded connection with an outlet of the UV photolysis purifier 4, and two filter screens 12 are detachably inserted in the filter box 5;

the connecting pipe 9 and the diffusion cover 10 are internally provided with a water circulation mechanism, the water circulation mechanism is used for wetting a filter screen 12 close to the smoke inlet side of the filter box 5 to moisten the wetted filter screen 12 and cool, filter and enhance the fragrance of the passing oil smoke, and is used for discharging sewage generated by filtering the oil smoke by the wetted filter screen 12, the wetting water is mixed liquid of a flavoring agent and tap water, the ratio of the flavoring agent to the tap water is 1:5, the emitted fragrance is not too heavy, the fragrance has faint scent, people feel comfortable, and the consumption of the flavoring agent is saved to the maximum extent.

Further, two filter screens 12 parallel arrangement, two filter screens 12 all place in installing frame 8, and the top of rose box 5 is equipped with and supplies installing frame 8 male inserted hole, and the pull handle is installed at the top of installing frame 8, can take filter screen 12 out fast and change.

Further, the water circulation mechanism comprises a fan 16, a rotating rod 18 and a water pumping mechanism, the fan 16 is installed in the connecting pipe 9, the rotating rod 18 is located in the diffusion cover 10, a rotating shaft 17 is fixedly connected between the rotating rod 18 and the center of the fan 16, and the water pumping mechanism is installed at the top of the diffusion cover 10 and used for circularly pumping mixed liquid mixed with the flavoring agents and discharging sewage.

Further, the water pumping mechanism includes arc barrel 11 and magnetic piston 24, arc barrel 11 runs through fixed connection at the top of diffusion cover 10, magnetic piston 24 is located arc barrel 11, through first spring 25 elastic connection between the one end of magnetic piston 24 and arc barrel 11, the both ends of bull stick 18 all inlay be equipped with magnetic piston 24 complex magnetic path 19, arc barrel 11's one end is connected with suction pipe 26 and outlet pipe 27, the other end is connected with suction pipe 22 and blow off pipe 23, suction pipe 26, outlet pipe 27, all install the check valve in suction pipe 22 and the blow off pipe 23.

Further, the inlet flue top fixedly connected with arc spray pipe 21 of rose box 5, the lateral wall of arc spray pipe 21 is equipped with a plurality of apopore, arc spray pipe 21 and the terminal intercommunication of outlet pipe 27, the end and the rose box 5 bottom intercommunication of suction pipe 22, on the one hand wet first filter screen 12, on the other hand can inhale through suction pipe 22 with the partial sewage that rose box 5 bottoms collect, 23 rows to the external world of rethread blow off pipe, thereby realize the circulation and supply with, maintain the liquid level height of rose box 5 bottom, guarantee simultaneously to mix the liquid and be in a comparatively clear state.

Further, lie in the rose box 5 between two filter screens 12 still fixedly connected with and separate piece 13, the lateral wall that separates piece 13 is equipped with the play cigarette passageway 14 that a plurality of slope set up, the equipartition has the bumping post 31 of a plurality of dislocation set in going out cigarette passageway 14, moisture in the oil smoke meets the bumping post 31 of equipartition and can liquefy, after last filter screen 12 filters again, the exhaust oil smoke temperature is lower, and is comparatively moist, and moisture content control is within reasonable scope simultaneously.

Further, a smoke outlet cover 6 is installed at a smoke outlet of the filter box 5, a grating is arranged at the smoke outlet of the smoke outlet cover 6, a drawing box 7 is installed at the bottom of the smoke outlet cover 6, a solid aromatic is placed in the drawing box 7, the solid aromatic can continuously emit fragrance to be mixed with oil smoke, and the fragrance of the discharged oil smoke is further increased.

Starting the fan 2, allowing oil smoke generated in the cooking process to enter the electrostatic adsorption type oil smoke purifier 3 through the fan 2, and ionizing oil smoke gas under the action of a high-voltage electric field to degrade and carbonize most of the oil smoke; a small part of tiny oil particles move to the positive and negative plates of the electric field under the action of the electric field force of the adsorption electric field and airflow, are collected on the polar plates, flow to the oil collecting tray under the action of self gravity, are discharged through the oil discharge channel, and the remaining micron-sized oil mist is degraded into carbon dioxide and water by the electric field; meanwhile, under the action of the high-voltage generator, the air in the electric field generates ozone, and most of the smell of the oil fume in the fume is removed.

Then the mixture enters a UV photolysis purifier 4 to further remove odor, more than 95% of degradation and odor can be basically realized through the two steps, and then the mixture flows into a connecting pipe 9, because the pipe diameter of the connecting pipe 9 is small, the smoke volume is constant, the flow rate of the smoke in the connecting pipe 9 is fast, a fan 16 can be driven to rotate, a rotating rod 18 is driven to rotate through a rotating shaft 17, when the mixture passes through an arc-shaped cylinder 11, because a magnet 19 at the tail end is attracted with a magnet piston 24 in a heteropolar way, the magnet piston 24 can be driven to move, after the mixture is separated from the arc-shaped cylinder 11, the magnet piston 24 is reset under the elastic action of a first spring 25, so that reciprocating movement is realized, on one hand, the mixture of an aroma-enhancing agent and tap water can be sucked through a water suction pipe 26 and then extruded into an arc-shaped water spray pipe 21 through a water outlet pipe 27, and finally the mixture is sprayed onto a first filter screen 12 through a plurality of water outlets, and the first filter screen 12 is wetted, on the other hand can inhale through soil pick-up pipe 22 with the partial sewage that the rose box 5 bottom was gathered, and rethread blow off pipe 23 is arranged to the external world to realize the circulation and supply with, maintain the liquid level height of rose box 5 bottom, guarantee simultaneously that mixed liquid is in a comparatively clear state.

Moist filter screen 12 can cool down and the adding fragtant when the oil smoke is filterable, and the flue gas after the cooling is through the play cigarette passageway 14 of a plurality of slopes, and moisture in the oil smoke meets bumping post 31 of equipartition and can liquefy, filters the back through last filter screen 12 again, and exhaust oil smoke temperature is lower, and is comparatively moist, and moisture content control is within reasonable range simultaneously, and the water on bumping post 31 can be in the same direction as play cigarette passageway 14 and flow to the rose box 5.

Through the cigarette outlet at rose box 5 increase and establish out petticoat pipe 6, go out the bottom of petticoat pipe 6 and install pull box 7, placed solid aromatic in the pull box 7, solid aromatic can continuously give off fragrant smell and oil smoke and mix, further increases the fragrant smell of exhaust oil smoke.

Example 2

Referring to fig. 2 and 5, the difference between this embodiment and embodiment 1 is that the end of the rotating shaft 17 is further provided with a cleaning mechanism, the cleaning mechanism is used for cleaning the filter screen 12 close to one side of the smoke inlet of the filter box 5, the cleaning mechanism comprises a mounting plate 20 and a brush row 15, the brush row 15 is fixedly connected to the side wall of the mounting plate 20, the middle of the mounting plate 20 is provided with an opening 29, a guide rod penetrating through the rotating shaft 17 is fixedly connected to the inside of the opening 29, and the two sides of the guide rod are both sleeved with a second spring 28.

Further, a plurality of wedge blocks 30 are arranged at the top of the opening of the diffusion cover 10, the plurality of wedge blocks 30 are arranged at equal intervals, and two ends of the mounting plate 20 are smoothly arranged and are used for being in contact with inclined surfaces of the wedge blocks 30.

In this embodiment, the mounting plate 20 is driven to rotate in the rotation process of the rotating shaft 17, so as to drive the brush row 15 to rotate, oil stains on the surface of the filter screen 12 are swept, the brush row 15 passes through a mixed liquid at a certain height at the bottom of the filter box 5 in the rotation process (a part of the mixed liquid can be pre-installed at the bottom of the filter box 5 at the beginning, and the liquid level is not higher than one third of the liquid level of the filter screen 12), so that the brush row 15 can be cleaned, and the mixed liquid is smeared on the filter screen 12 by the brush row 15, so that the filter; the brush row 15 rotates the in-process and can pass through a plurality of wedge blocks 30, and the mounting panel 20 end that the rounding off set up can offset with the wedge block 30 inclined plane, and then shakes from top to bottom under the effect of second spring 28 and guide bar realizes, when the improvement is scrubbed the effect to filter screen 12, also is convenient for brush row 15 when the bottom mixes liquid, the clean effect of self.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The oil smoke purification system comprises an iron plate burning shell (1) and is characterized in that a fan (2), an electrostatic adsorption type oil smoke purifier (3), a UV photolysis purifier (4) and a water circulation purification device are sequentially installed in the iron plate burning shell (1) according to an oil smoke purification direction, oil smoke is sucked by the fan (2), is adsorbed by the electrostatic adsorption type oil smoke purifier (3) to remove odor, is further removed odor by the UV photolysis purifier (4), and is finally discharged after being cooled and flavored by the water circulation purification device;

the water circulation purification device comprises a connecting pipe (9), a diffusion cover (10) and a filter box (5), wherein a cover opening of the diffusion cover (10) is communicated with a smoke inlet of the filter box (5), one end of the connecting pipe (9) is communicated with one side, far away from the cover opening, of the diffusion cover (10), the other end of the connecting pipe (9) is in threaded connection with an outlet of the UV photolysis purifier (4), and two filter screens (12) are detachably inserted in the filter box (5);

all install water circulation mechanism in connecting pipe (9) and diffusion cover (10), water circulation mechanism will be close to on the one hand filter box (5) advances one filter screen (12) of cigarette side and drenches, makes filter screen (12) after drenching moist, cools down, filters and increase fragrant to the oil smoke of process, and on the other hand filter screen (12) after drenching filters the produced sewage discharge of oil smoke, and the water of drenching is the mixed liquid of odorant and running water.

2. The oil smoke purification system of teppanyaki according to claim 1, wherein the two filter screens (12) are arranged in parallel, the two filter screens (12) are both placed in the installation frame (8), the top of the filter box (5) is provided with an insertion opening for the installation frame (8) to insert, and the top of the installation frame (8) is provided with a pull handle.

3. The oil fume purification system based on teppanyaki as claimed in claim 1, wherein the water circulation mechanism comprises a fan (16), a rotating rod (18) and a water pumping mechanism, the fan (16) is installed in the connecting pipe (9), the rotating rod (18) is located in the diffusion cover (10), a rotating shaft (17) is fixedly connected between the rotating rod (18) and the center of the fan (16), and the water pumping mechanism is installed at the top of the diffusion cover (10) and used for circularly pumping mixed liquid mixed with flavoring agents and discharging sewage.

4. The oil smoke purification system that burns with iron plate of claim 3, characterized in that, the water pumping mechanism includes arc barrel (11) and magnetic piston (24), arc barrel (11) runs through fixed connection at the top of diffusion cover (10), magnetic piston (24) are located arc barrel (11), pass through first spring (25) elastic connection between one end of magnetic piston (24) and arc barrel (11), the both ends of bull stick (18) all inlay and be equipped with magnetic path (19) with magnetic piston (24) complex, the one end of arc barrel (11) is connected with water absorption pipe (26) and outlet pipe (27), and the other end is connected with soil absorption pipe (22) and blow off pipe (23), all install the check valve in water absorption pipe (26), outlet pipe (27), soil absorption pipe (22) and blow off pipe (23).

5. The oil smoke purification system of claim 4, wherein the top of the smoke inlet of the filter box (5) is fixedly connected with an arc-shaped water spray pipe (21), the side wall of the arc-shaped water spray pipe (21) is provided with a plurality of water outlet holes, the arc-shaped water spray pipe (21) is communicated with the tail end of the water outlet pipe (27), and the tail end of the sewage suction pipe (22) is communicated with the bottom of the filter box (5).

6. The oil smoke clean system that iron board was burnt of claim 3, characterized in that, the clearance mechanism is still installed to the end of pivot (17), clearance mechanism is used for clearing up filter screen (12) that are close rose box (5) smoke inlet one side, clearance mechanism includes mounting panel (20) and brush row (15), brush row (15) fixed connection is on mounting panel (20) lateral wall, the middle part of mounting panel (20) is equipped with opening (29), fixedly connected with runs through the guide bar of pivot (17) in opening (29), the both sides of guide bar all overlap and are equipped with second spring (28).

7. The oil smoke purification system of teppanyaki according to claim 6, wherein a plurality of wedge blocks (30) are arranged on the top of the cover opening of the diffusion cover (10), the wedge blocks (30) are arranged at equal intervals, and both ends of the mounting plate (20) are smoothly arranged and used for contacting with the inclined surfaces of the wedge blocks (30).

8. The oil smoke purification system for teppanyaki according to claim 1, wherein a separation block (13) is further fixedly connected between two filter screens (12) in the filter box (5), a plurality of obliquely arranged smoke outlet channels (14) are arranged on the side wall of the separation block (13), and a plurality of staggered retaining columns (31) are uniformly distributed in the smoke outlet channels (14).

9. The oil fume purification system for barbecuing according to claim 1, wherein a fume outlet cover (6) is installed at a fume outlet of the filter box (5), a grid is arranged at the fume outlet of the fume outlet cover (6), a drawing box (7) is installed at the bottom of the fume outlet cover (6), and a solid aromatic agent is placed in the drawing box (7).

10. The teppanyaki oil smoke purification system according to any one of claims 1-9, wherein the use method is as follows: