阅读说明：本技术 一种一体式厨房空调 (Integral type kitchen air conditioner ) 是由 高文伟 于 2020-07-01 设计创作，主要内容包括：本发明公开了一种一体式厨房空调,包括空调主体,所述空调主体的内部设置有蒸发器,且空调主体的内部靠近蒸发器的位置处固定安装有冷凝器,所述空调主体的内部设置有压缩机。本发明所述的一种一体式厨房空调,油烟机和空调废热排风管通过三通止回阀连接到油烟井,整机可以安装在厨房吊顶内方便、美观,不需要在外墙上开孔安装,方便安装且不影响建筑安全,通过在废热排风管上设置压力传感器,压力传感器能够感知排气背压,结合排气风机使用,可以调节背压确保空调废热排放顺畅、稳定,采用连接结构进行油烟滤网的安装,连接结构中采用插接结构,配合着磁铁使用,直接进行插接即可保证滤网安装后的稳定性,同时方便拆卸,使用起来灵活方便。(The invention discloses an integrated kitchen air conditioner which comprises an air conditioner main body, wherein an evaporator is arranged inside the air conditioner main body, a condenser is fixedly arranged at a position, close to the evaporator, inside the air conditioner main body, and a compressor is arranged inside the air conditioner main body. According to the integrated kitchen air conditioner, the range hood and the air conditioner waste heat exhaust pipe are connected to the oil smoke well through the three-way check valve, the whole kitchen air conditioner can be conveniently and attractively installed in a kitchen ceiling, the kitchen air conditioner is convenient to install without opening a hole in the outer wall, the installation is convenient, the building safety is not affected, the pressure sensor is arranged on the waste heat exhaust pipe and can sense exhaust back pressure, the pressure sensor is used in combination with an exhaust fan, the back pressure can be adjusted to ensure that the air conditioner waste heat is smoothly and stably discharged, the oil smoke filter screen is installed by adopting the connecting structure, the connecting structure adopts the plug-in structure and is matched with the magnet for use, the stability after the filter screen is installed by directly plugging, meanwhile.)

1. The utility model provides an integral type kitchen air conditioner which characterized in that: including air conditioner main part (1), the inside of air conditioner main part (1) is provided with evaporimeter (2), and the inside of air conditioner main part (1) is close to the fixed mounting of position department of evaporimeter (2) and has condenser (3), the inside of air conditioner main part (1) is provided with compressor (4), and the inside fixed mounting of air conditioner main part (1) has heat transfer fan (5), the fixed mounting of position department that is close to heat transfer fan (5) in air conditioner main part (1) has air-supply line (6), and the inside of air-supply line (6) is provided with oil smoke filter screen (7), be equipped with connection structure (8) between oil smoke filter screen (7) and air-supply line (6), and oil smoke filter screen (7) are fixed in the inside of air-supply line (6) through connection structure (8), connection structure (8) are including mount (801), draw-in groove (802), magnetic structure (803, Mounting bracket (804), through-hole (805), inserted bar (806), second magnetic path (807) and pull piece (808), be connected with cold-blast pipe (9) on air conditioner main part (1), and be equipped with used heat exhaust pipe (10) on air conditioner main part (1), the inside fixed mounting of used heat exhaust pipe (10) has exhaust fan (11), and is equipped with pressure sensor (12) on used heat exhaust pipe (10), the end-to-end connection of used heat exhaust pipe (10) has three-way check valve (13).

2. An integrated galley air conditioner according to claim 1, wherein: the air conditioner is characterized in that a pressure adjusting device (14) is arranged inside the air conditioner main body (1), and pipelines are arranged among the evaporator (2), the condenser (3), the compressor (4) and the pressure adjusting device (14).

3. An integrated galley air conditioner according to claim 1, wherein: the fixing frame (801) is fixed on the inner wall of the air inlet pipe (6), the clamping groove (802) is formed in the fixing frame (801), the magnetic structure (803) is arranged on the fixing frame (801), the through hole (805) is formed in the mounting frame (804), the tail end of the inserted bar (806) penetrates through the through hole (805), the tail end of the inserted bar (806) is located in the clamping groove (802), the second magnetic block (807) is fixed at the tail end position of the inserted bar (806), and the drawing block (808) is fixed on the inserted bar (806).

4. An integrated galley air conditioner according to claim 1, wherein: the magnetic block is characterized in that a protrusion is fixedly mounted on the inserting rod (806), an annular groove is formed in the clamping groove (802), the protrusion on the inserting rod (806) is matched with the annular groove in the clamping groove (802), and the second magnetic block (807) is magnetically connected with the magnetic structure (803).

5. An integrated galley air conditioner according to claim 3, wherein: the magnetic structure (803) comprises a groove (8031), a threaded hole (8032), a first magnetic block (8033), a pressing plate (8034), a round hole (8035) and a fastening screw (8036), the groove (8031) is arranged on a fixing frame (801), the threaded hole (8032) is arranged on the fixing frame (801), the first magnetic block (8033) is arranged in the groove (8031) on the fixing frame (801), the round hole (8035) is arranged on the pressing plate (8034), the round hole (8035) corresponds to the threaded hole (8032), and the tail end of the fastening screw (8036) penetrates through the round hole (8035).

6. An integrated galley air conditioner according to claim 5, wherein: the tail end of the fastening screw (8036) is in threaded connection with the threaded hole (8032), the pressing plate (8034) is fixed on the fixing frame (801) through the cooperation of the fastening screw (8036) and the threaded hole (8032), and the first magnetic block (8033) is fixed on the fixing frame (801) through the pressing plate (8034).

7. An integrated galley air conditioner according to claim 1, wherein: the three-way check valve (13) comprises a valve body (1301), a waste heat exhaust connecting port (1302), a range hood connecting port (1303) and an oil smoke well connecting port (1304), wherein the waste heat exhaust connecting port (1302) is arranged at the end part of the valve body (1301) connected with a waste heat exhaust pipe (10), the range hood connecting port (1303) and the oil smoke well connecting port (1304) are arranged on the valve body (1301), the range hood connecting port (1303) is connected with a range hood, and the oil smoke well connecting port (1304) is connected with an oil smoke well.

8. An integrated galley air conditioner according to claim 1, wherein: the heat exchange fan (5) comprises a motor, a rotating shaft and fan blades, wherein the rotating shaft is movably arranged on the motor, the fan blades are fixedly arranged on the rotating shaft, and the motor, the rotating shaft and the fan blades form the whole heat exchange fan (5).

9. An integrated galley air conditioner according to claim 1, wherein: fixed connection between cold blast pipe (9) and air conditioner main part (1), and the end of cold blast pipe (9) lets in the kitchen indoorly, be equipped with the support in used heat exhaust pipe (10), exhaust fan (11) set up on the support, and exhaust fan (11) are fixed in used heat exhaust pipe (10) through the support in.

Technical Field

The invention relates to the field of air conditioning equipment, in particular to an integrated kitchen air conditioner.

Background

In summer, the temperature is high, and people are used to turn on the air conditioner to cool. The temperature of the smoke and fire of the kitchen is higher than that of the common room, so that the cooking in a high-temperature day becomes a kind of decoction. In order to solve the problem of cooling in summer in a kitchen, the following three general solutions are provided: split type kitchen air conditioner, integral type kitchen air conditioner and integral type mobile air conditioner. The split type kitchen air conditioner needs to be provided with an external unit outside a kitchen, and the split type kitchen air conditioner is difficult to install due to the fact that no air conditioner external unit is arranged near a plurality of kitchens. The integrated kitchen air conditioner needs to be provided with a waste heat exhaust pipe through a hole on the outer wall of a kitchen, so that the installation is difficult and the building safety is affected. The integral type mobile air conditioner needs to be moved and needs to install the waste heat-discharging air pipe on a window or an outer wall when being used every time, and the appearance is inconvenient and influenced. To this end, we propose an integrated kitchen air conditioner.

Disclosure of Invention

The invention mainly aims to provide an integrated kitchen air conditioner which can effectively solve the problems in the background technology.

In order to achieve the purpose, the invention adopts the technical scheme that:

an integrated kitchen air conditioner comprises an air conditioner main body, wherein an evaporator is arranged in the air conditioner main body, a condenser is fixedly arranged at a position, close to the evaporator, in the air conditioner main body, a compressor is arranged in the air conditioner main body, a heat exchange fan is fixedly arranged in the air conditioner main body, an air inlet pipe is fixedly arranged at a position, close to the heat exchange fan, in the air conditioner main body, an oil smoke filter screen is arranged in the air inlet pipe, a connecting structure is arranged between the oil smoke filter screen and the air inlet pipe and fixed in the air inlet pipe through the connecting structure, the connecting structure comprises a fixing frame, a clamping groove, a magnetic structure, a mounting frame, a through hole, an inserting rod, a second magnetic block and a drawing block, a cold air pipe is connected to the air conditioner main body, an exhaust air pipe is arranged on the air conditioner main body, and an exhaust fan, and a pressure sensor is arranged on the waste heat exhaust pipe, and the tail end of the waste heat exhaust pipe is connected with a three-way check valve.

Preferably, a pressure adjusting device is arranged inside the air conditioner main body, and pipelines are arranged among the evaporator, the condenser, the compressor and the pressure adjusting device.

Preferably, the fixing frame is fixed on the inner wall of the air inlet pipe, the clamping groove is formed in the fixing frame, the magnetic structure is arranged on the fixing frame, the through hole is formed in the mounting frame, the tail end of the inserted bar penetrates through the through hole, the tail end of the inserted bar is located in the clamping groove, the second magnetic block is fixed at the tail end position of the inserted bar, and the pulling block is fixed on the inserted bar.

Preferably, the inserted link is fixedly provided with a protrusion, the clamping groove is internally provided with an annular groove, the protrusion on the inserted link is matched with the annular groove in the clamping groove, and the second magnetic block is magnetically connected with the magnetic structure.

Preferably, the magnetic structure comprises a groove, a threaded hole, a first magnetic block, a pressing plate, a round hole and a fastening screw, the groove is formed in the fixing frame, the threaded hole is formed in the fixing frame, the first magnetic block is arranged in the groove in the fixing frame, the round hole is formed in the pressing plate and corresponds to the threaded hole in position, and the tail end of the fastening screw penetrates through the round hole.

Preferably, the tail end of the fastening screw is in threaded connection with the threaded hole, the pressing plate is fixed on the fixing frame through the matching of the fastening screw and the threaded hole, and the first magnetic block is fixed on the fixing frame through the pressing plate.

Preferably, the three-way check valve comprises a valve body, a waste heat exhaust connecting port, a range hood connecting port and an oil smoke well connecting port, the waste heat exhaust connecting port is arranged at the end part of the valve body connected with a waste heat exhaust pipe, the range hood connecting port and the oil smoke well connecting port are arranged on the valve body, the range hood connecting port is connected with a range hood, and the oil smoke well connecting port is connected with an oil smoke well.

Preferably, the heat exchange fan comprises a motor, a rotating shaft and fan blades, the rotating shaft is movably arranged on the motor, the fan blades are fixedly arranged on the rotating shaft, and the motor, the rotating shaft and the fan blades form the whole heat exchange fan.

Preferably, fixed connection between cold-blast pipe and the air conditioner main part, and the end of cold-blast pipe lets in the kitchen indoor, be equipped with the support in the used heat exhaust pipe, exhaust fan sets up on the support, and exhaust fan is fixed in the used heat exhaust pipe through the support.

Compared with the prior art, the invention has the following beneficial effects: this integral type kitchen air conditioner, lampblack absorber and air conditioner used heat exhaust pipe are connected to the oil smoke well through tee bend check valve, it is convenient that the complete machine can be installed in kitchen furred ceiling, it is pleasing to the eye, need not be at the installation of trompil on the wall outward, easy to assemble and do not influence building safety, through set up pressure sensor on the used heat exhaust pipe, pressure sensor can the perception exhaust backpressure, combine exhaust fan to use, can adjust the backpressure and ensure that air conditioner used heat discharges smoothly, it is stable, adopt connection structure to carry out the installation of oil smoke filter screen, adopt grafting structure among the connection structure, the cooperation magnet is using, directly peg graft and can guarantee the stability after the filter screen installation, simultaneously convenient the dismantlement.

Drawings

Fig. 1 is a schematic overall structure view of an integrated kitchen air conditioner according to the present invention;

FIG. 2 is an enlarged view of the integrated kitchen air conditioner of the present invention at A;

FIG. 3 is a schematic structural view of a connection structure of an integrated kitchen air conditioner according to the present invention;

FIG. 4 is a schematic structural view of a magnetic structure of an integrated kitchen air conditioner according to the present invention;

fig. 5 is a schematic structural view of an integrated kitchen air conditioner three-way check valve of the present invention.

In the figure: 1. an air conditioner main body; 2. an evaporator; 3. a condenser; 4. a compressor; 5. a heat exchange fan; 6. an air inlet pipe; 7. a lampblack filter screen; 8. a connecting structure; 801. a fixed mount; 802. a card slot; 803. a magnetic structure; 8031. a groove; 8032. a threaded hole; 8033. a first magnetic block; 8034. pressing a plate; 8035. a circular hole; 8036. fastening screws; 804. a mounting frame; 805. a through hole; 806. inserting a rod; 807. a second magnetic block; 808. drawing the block; 9. a cold air pipe; 10. a waste heat exhaust duct; 11. an exhaust fan; 12. a pressure sensor; 13. a three-way check valve; 1301. a valve body; 1302. a waste heat exhaust connector; 1303. a connecting port of the range hood; 1304. a lampblack well connector; 14. a pressure regulating device.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-5, an integrated kitchen air conditioner includes an air conditioner main body 1, an evaporator 2 is disposed inside the air conditioner main body 1, a condenser 3 is fixedly disposed at a position close to the evaporator 2 inside the air conditioner main body 1, a compressor 4 is disposed inside the air conditioner main body 1, a heat exchange fan 5 is fixedly disposed inside the air conditioner main body 1, an air inlet pipe 6 is fixedly disposed at a position close to the heat exchange fan 5 on the air conditioner main body 1, an oil smoke filter screen 7 is disposed inside the air inlet pipe 6, a connection structure 8 is disposed between the oil smoke filter screen 7 and the air inlet pipe 6, the oil smoke filter screen 7 is fixed inside the air inlet pipe 6 through the connection structure 8, the connection structure 8 includes a fixing frame 801, a clamping groove 802, a magnetic structure 803, a mounting frame 804, a through hole 805, an insertion rod 806, a second magnetic block 807 and a drawing block 808, a cold air, the waste heat exhaust pipe 10 is arranged on the air conditioner main body 1, the exhaust fan 11 is fixedly arranged inside the waste heat exhaust pipe 10, the pressure sensor 12 is arranged on the waste heat exhaust pipe 10, the tail end of the waste heat exhaust pipe 10 is connected with the three-way check valve 13, the range hood and the air conditioner waste heat exhaust pipe 10 are connected to the oil smoke well through the three-way check valve 13, waste exhaust pipelines are combined, the whole machine can be installed in a kitchen ceiling conveniently and attractively, the installation through holes in an outer wall is not needed, the installation is convenient, the building safety is not affected, the pressure sensor 12 can sense exhaust back pressure through the arrangement of the pressure sensor 12 on the waste heat exhaust pipe 10, and the pressure sensor 12 is combined with the exhaust fan 11 for use, so;

a pressure adjusting device 14 is arranged in the air conditioner main body 1, and pipelines are arranged among the evaporator 2, the condenser 3, the compressor 4 and the pressure adjusting device 14; the fixing frame 801 is fixed on the inner wall of the air inlet pipe 6, the clamping groove 802 is formed in the fixing frame 801, the magnetic structure 803 is arranged on the fixing frame 801, the through hole 805 is formed in the mounting frame 804, the tail end of the inserting rod 806 penetrates through the through hole 805, the tail end of the inserting rod 806 is located in the clamping groove 802, the second magnetic block 807 is fixed at the tail end of the inserting rod 806, and the pulling block 808 is fixed on the inserting rod 806; the inserted bar 806 is fixedly provided with a protrusion, an annular groove is arranged in the slot 802, the protrusion on the inserted bar 806 is matched with the annular groove in the slot 802, and the second magnetic block 807 is magnetically connected with the magnetic structure 803; the magnetic structure 803 comprises a groove 8031, a threaded hole 8032, a first magnetic block 8033, a pressure plate 8034, a round hole 8035 and a fastening screw 8036, wherein the groove 8031 is arranged on the fixing frame 801, the threaded hole 8032 is arranged on the fixing frame 801, the first magnetic block 8033 is arranged in the groove 8031 on the fixing frame 801, the round hole 8035 is arranged on the pressure plate 8034, the round hole 8035 corresponds to the threaded hole 8032 in position, and the tail end of the fastening screw 8036 passes through the round hole 8035; the tail end of the fastening screw 8036 is in threaded connection with the threaded hole 8032, the pressure plate 8034 is fixed on the fixing frame 801 through the cooperation of the fastening screw 8036 and the threaded hole 8032, and the first magnetic block 8033 is fixed on the fixing frame 801 through the pressure plate 8034; the connecting structure 8 is adopted for installing the oil smoke filter screen 7, the connecting structure 8 adopts an inserting structure which is matched with a magnet for use, the stability of the filter screen after installation can be ensured by directly inserting, and meanwhile, the filter screen is convenient to disassemble and flexible and convenient to use; the three-way check valve 13 comprises a valve body 1301, a waste heat exhaust connecting port 1302, a range hood connecting port 1303 and an oil smoke well connecting port 1304, wherein the waste heat exhaust connecting port 1302 is arranged at the end part of the valve body 1301 connected with a waste heat exhaust pipe 10, the range hood connecting port 1303 and the oil smoke well connecting port 1304 are arranged on the valve body 1301, the range hood connecting port 1303 is connected with a range hood, and the oil smoke well connecting port 1304 is connected with an oil smoke well; the heat exchange fan 5 comprises a motor, a rotating shaft and fan blades, wherein the rotating shaft is movably arranged on the motor, the fan blades are fixedly arranged on the rotating shaft, and the motor, the rotating shaft and the fan blades form the whole heat exchange fan 5; the cold air pipe 9 is fixedly connected with the air conditioner main body 1, the tail end of the cold air pipe 9 is introduced into a kitchen room, a support is arranged in the waste heat exhaust pipe 10, the exhaust fan 11 is arranged on the support, and the exhaust fan 11 is fixed in the waste heat exhaust pipe 10 through the support.

It should be noted that the invention is an integrated kitchen air conditioner, assemble the corresponding structure of the air conditioner at first, and combine the exhaust outlet of the air conditioner and smoke exhaust ventilator to connect to the lampblack well, while connecting, connect the end of exhaust heat exhaust pipe 10 on the air conditioner body 1 to exhaust connection port 1302 of the exhaust heat in the three-way check valve 13, connect the end of the smoke exhaust pipe of the smoke exhaust ventilator to the lampblack connector 1303 on the valve body 1301, then connect the lampblack well connector 1304 with the lampblack well by the pipeline, thus connect the discharge outlet of the integrated air conditioner and smoke exhaust ventilator to the lampblack well in parallel, after each assembly of the integrated air conditioner is finished, begin to use, while using the integrated air conditioner, when the lampblack ventilator is opened and the integrated air conditioner is not opened, the exhaust gas discharged from the lampblack is discharged into the lampblack well through the three-way pipe, the check valve that the three-way pipe, the oil smoke that the lampblack absorber smoked enters into valve body 1301 through lampblack absorber connector 1303 promptly, and enter into the connecting tube through oil smoke well connector 1304, enter into the oil smoke well at last, waste heat air exhaust connector 1302 is in the closed condition among the tee bend check valve 13 this moment, can effectually prevent during the oil smoke from getting into the air conditioner, the backward flow of oil smoke has been avoided, the clean degree of integral type air conditioner has been ensured, when the integral type air conditioner opened and the lampblack absorber did not open in the kitchen, the exhaust waste heat of air conditioner discharges into the smoke well through the three-way pipe, the check valve that three-way valve department connects lampblack absorber exhaust pipe closes and prevents that waste heat from flowing back into the. The pressure sensor 12 on the air conditioner waste heat exhaust pipe adjusts the output of the air conditioner waste heat exhaust fan by detecting the back pressure, thereby realizing the smooth and stable exhaust of waste heat into the smoke well, namely, the evaporator 2, the condenser 3 and other elements in the air conditioner main body 1 start to work, the heat exchange fan 5 works to suck air, the air in the kitchen enters the air conditioner main body 1 through the air inlet pipe 6, in the process, the air in the kitchen firstly passes through the oil smoke filter screen 7, the oil smoke filter screen 7 filters the air to a certain extent, the oil smoke is ensured to stay on the filter screen, further, the oil smoke is avoided in the air entering the air conditioner main body 1, the normal use of the corresponding structure is ensured, the air entering the air conditioner main body 1 carries out heat exchange refrigeration under the action of the evaporator 2, the condenser 3, the compressor 4 and other elements, and the cold air is exhausted into the kitchen through the, the hot air enters the waste heat exhaust pipe 10, then enters the three-way check valve 13, and finally enters the lampblack well, at the moment, the range hood connecting port 1303 in the three-way check valve 13 is closed to prevent waste heat from entering the room from the lampblack absorber smoke pipe, in the process of discharging the hot air, the pressure sensor 12 arranged on the waste heat exhaust pipe 10 can perform induction detection of exhaust back pressure, when the back pressure is too large, the exhaust fan 11 starts to work to dredge the air in the waste heat exhaust pipe 10, so as to adjust the back pressure, further ensure smooth and stable discharge of the waste heat of the air conditioner, ensure stable discharge of the hot air, when the range hood and the integrated air conditioner are simultaneously opened, the pressure sensor 12 on the air conditioner waste heat exhaust pipe adjusts the output of the air conditioner waste heat discharge fan by detecting the back pressure, and realize smooth discharge of the waste heat into the lampblack well, namely, the exhaust connecting port 1302 and the range hood 1303, the range hood and the integrated air conditioner normally work to discharge oil smoke and waste heat to an oil smoke well, so that the reduction of the oil smoke in a kitchen is guaranteed, the interior of the kitchen is at a proper temperature, the use feeling of a user is guaranteed, in the use process of the air conditioner, condensed water generated by the evaporator 2 is discharged onto the condenser 3 through gravity or a mechanical device, the condensation effect of the condenser 3 is improved, the condensed water is evaporated and absorbs heat on the condenser 3 and then is changed into vapor which is discharged into the oil smoke well through the waste heat exhaust pipe 10, after the integrated air conditioner is used for a long time, in the whole integrated air conditioner, more oil smoke on the oil smoke filter screen 7 needs to be cleaned, a worker can draw the inserted rod 806 through the drawing block 808 in the connecting structure 8 to draw the inserted rod 806 out of the through hole 805 and the clamping groove 802, at the moment, the mounting rack 804 can be detached from the fixing frame 801, and after the mounting rack, the oil smoke filter screen 7 is cleaned, the mounting rack 804 is attached to the fixing rack 801 after being cleaned and dried, the insertion rod 806 is inserted, the tail end of the insertion rod 806 is clamped into the clamping groove 802, the second magnetic block 807 is attached to the first magnetic block 8033 at the moment and is matched with the clamping groove 802 and the insertion rod 806 for use, the stability of the mounting rack 804 after being mounted is guaranteed, the oil smoke filter screen 7 is stably mounted in the air inlet pipe 6 and can be used continuously, when needed, a worker can disassemble the first magnetic block 8033 for relevant operation, when in disassembly, the fastening screw 8036 in the round hole 8035 and the threaded hole 8032 is screwed off, the pressing plate 8034 pressed on the first magnetic block 8033 is taken down, then the first magnetic block 8033 in the groove 8031 can be taken down for relevant operation, the operation is simple, the use is convenient, the oil smoke filter screen 7 can be disassembled for cleaning through the arranged connecting structure 8, and the use effect of the oil smoke filter screen 7 is guaranteed, adopt joint structure cooperation magnet to use among the connection structure 8, directly peg graft and can guarantee the stability after the filter screen installation, convenient the dismantlement simultaneously, the simplified operation process, the magnetism structure 803 among the connection structure 8 can be dismantled, and convenient to use person carries out relevant operation, has improved the flexibility when using.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.