Internal cleaning structure of range hood

Abstract

The utility model belongs to the technical field of range hoods, and particularly relates to an internal cleaning structure of a range hood, which comprises a shell, a smoke exhaust channel is fixedly mounted at the top of the shell, a smoke exhaust net is arranged at the bottom of the shell, a fixed block is fixedly mounted on the inner wall of the shell, a servo motor is fixedly mounted at the top of the fixed block, and a motor is fixedly mounted at the bottom of the shell. The output end of the servo motor is connected with induced draft fan blades. A water source mixed with a kitchen cleaning agent can react with oil stains on the inner wall of a smoke exhaust channel to directly emulsify the oil stains, meanwhile, an electric hydraulic push rod is started, a U-shaped connecting plate and a cleaning scraper are driven by a connecting block to do lifting motion, and the cleaning scraper can touch the inner wall of the smoke exhaust channel in the lifting motion process; according to the range hood, oil stains generated after reaction on the inner wall of the smoke exhaust channel are scraped off, so that the inner wall of the smoke exhaust channel is cleaned, meanwhile, sprayed water can also clean the interior of the smoke exhaust channel, the effective cleaning effect of the range hood is achieved, and the using effect of the range hood is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of range hoods, and in particular relates to an internal cleaning structure of a range hood. Background Art

[0002] A range hood, also known as a range hood, is a kitchen appliance that purifies the kitchen environment. It is installed above the kitchen stove and can quickly extract the waste from stove combustion and the oil smoke generated during cooking that is harmful to the human body and discharge it outdoors. At the same time, it condenses and collects the oil smoke to reduce pollution, purify the air, and has anti-toxic and explosion-proof safety protection functions. The range hood needs to be cleaned regularly. Simple cleaning cannot remove the oil stains. Cleaning the range hood must be done with a professional cleaning agent. The range hood is mainly composed of a housing, air duct, fan, check valve, oil collection and exhaust device, lighting device, power switch and power cord. After a long period of use, the current range hood is prone to oil stains on the inner wall of the range hood, which will affect the use of the range hood. The traditional water spray cleaning method is difficult to effectively clean the range hood, reducing the use effect of the range hood. Therefore, an internal cleaning structure of the range hood is needed. Utility Model Content

[0003] In order to solve the problems raised in the above-mentioned background technology, the utility model provides an internal cleaning structure for a range hood, which solves the problem that after the current range hood has been used for a long time, oil stains are easily left on the inner wall of the range hood, which affects the use of the range hood, and the traditional water spray cleaning method is difficult to effectively clean the inside of the range hood, thereby reducing the use effect of the range hood.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an internal cleaning structure of a range hood, comprising a casing, a smoke exhaust channel is fixedly installed on the top of the casing, a smoke exhaust net is arranged at the bottom of the casing, a fixing block is fixedly installed on the inner wall of the casing, a servo motor is fixedly installed on the top of the fixing block, an induced fan blade is connected to the output end of the servo motor, a partition is fixedly installed on the inner wall of the smoke exhaust channel, an electric hydraulic push rod is fixedly installed on the upper surface of the inner wall of the smoke exhaust channel, one end of the electric hydraulic push rod is fixedly connected to a connecting block, a U-shaped connecting plate is fixedly installed on one side of the connecting block, a cleaning scraper is fixedly installed on one side of the U-shaped connecting plate, a fixing rod is fixedly installed on the bottom of the partition, one end of the fixing rod is fixedly connected to a water spray plate, a nozzle is fixedly installed on the surface of the water spray plate, a water storage tank is fixedly installed on the back of the smoke exhaust channel, a water pump is fixedly installed on the top of the water storage tank, and a drain pipe is connected to the output end of the water pump.

[0005] Preferably, bolts are provided on the surface of the smoke exhaust net, and the smoke exhaust net is connected to the casing via the bolts.

[0006] Preferably, the electric hydraulic push rod is connected to the connecting block via a partition, and the number of the electric hydraulic push rods is two.

[0007] Preferably, a water inlet pipe is provided on the upper surface of the water storage tank, and a screw cap is threadedly connected to the surface of the water inlet pipe.

[0008] Preferably, one end of the drain pipe is connected to the spray plate.

[0009] Preferably, a smoke exhaust pipe is fixedly installed on the back side of the smoke exhaust channel, and a sealing gasket is provided on the inner wall of the smoke exhaust pipe.

[0010] Preferably, lighting lamps are fixedly mounted on the bottom of the housing, and the number of the lighting lamps is four.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] The water source mixed with the kitchen cleaner can react with the oil stains on the inner wall of the smoke exhaust duct to directly emulsify the oil stains. At the same time, the electric hydraulic push rod is started to drive the U-shaped connecting plate and the cleaning scraper to move up and down through the connecting block. The cleaning scraper can touch the inner wall of the smoke exhaust duct during the lifting movement to scrape off the oil stains on the inner wall of the smoke exhaust duct after the reaction, thereby cleaning the inner wall of the smoke exhaust duct. At the same time, the sprayed water can also clean the inside of the smoke exhaust duct, so that the range hood can achieve an effective cleaning effect and improve the use effect of the range hood. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0014] Figure 1 This is the first three-dimensional structural diagram of the utility model;

[0015] Figure 2 This is a second three-dimensional structural diagram of the utility model;

[0016] Figure 3 This is a first stereoscopic cross-sectional view of the smoke exhaust channel of the utility model;

[0017] Figure 4 This is a second three-dimensional cross-sectional view of the smoke exhaust channel of the utility model;

[0018] Figure 5 It is a three-dimensional cross-sectional view of the casing of the utility model.

[0019] In the figure: 1. Casing; 2. Smoke exhaust channel; 3. Smoke exhaust net; 4. Fixing block; 5. Servo motor; 6. Fan blades; 7. Partition; 8. Electric hydraulic push rod; 9. Connecting block; 10. U-shaped connecting plate; 11. Cleaning scraper; 12. Fixing rod; 13. Water spray plate; 14. Nozzle; 15. Water tank; 16. Water pump; 17. Drain pipe; 18. Smoke exhaust pipe; 19. Lighting lamp. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-5 The utility model provides the following technical solutions: an internal cleaning structure of a range hood, comprising a casing 1, a smoke exhaust channel 2 is fixedly installed on the top of the casing 1, a smoke exhaust net 3 is arranged at the bottom of the casing 1, a fixing block 4 is fixedly installed on the inner wall of the casing 1, a servo motor 5 is fixedly installed on the top of the fixing block 4, an exhaust fan blade 6 is connected to the output end of the servo motor 5, a partition 7 is fixedly installed on the inner wall of the smoke exhaust channel 2, an electric hydraulic push rod 8 is fixedly installed on the upper surface of the inner wall of the smoke exhaust channel 2, and the electric hydraulic push rod 8 is fixedly installed on the upper surface of the inner wall of the smoke exhaust channel 2. One end of the rod 8 is fixedly connected to a connecting block 9, one side of the connecting block 9 is fixedly installed with a U-shaped connecting plate 10, one side of the U-shaped connecting plate 10 is fixedly installed with a cleaning scraper 11, a fixing rod 12 is fixedly installed at the bottom of the partition 7, one end of the fixing rod 12 is fixedly connected to a water spray plate 13, a nozzle 14 is fixedly installed on the surface of the water spray plate 13, a water storage tank 15 is fixedly installed on the back of the smoke exhaust channel 2, a water pump 16 is fixedly installed on the top of the water storage tank 15, and the output end of the water pump 16 is connected to a drain pipe 17.

[0022] After the staff installs and fixes the range hood, the range hood is started to absorb the oil smoke generated at the stove position. After the servo motor 5 is started, it can drive the induced draft fan blades 6 to rotate. After the induced draft fan blades 6 rotate, they can ventilate the oil smoke at the stove position and introduce the oil smoke into the exhaust channel 2. The oil smoke is discharged to the outside through the exhaust channel 2 and the exhaust pipe 18. When the oil stains on the inner wall of the exhaust channel 2 need to be cleaned, the water pump 16 is started to extract the water source mixed with kitchen detergent in the water tank 15. After the water source is extracted, it can be discharged into the water spray plate 13 through the drain pipe 17. The water spray plate 13 sprays the water source mixed with kitchen detergent on the inner wall of the exhaust channel 2 through the nozzle 4. The mixed kitchen detergent is After the water source of the agent is sprayed onto the inner wall of the smoke exhaust channel 2, the water source mixed with the kitchen cleaner can react with the oil stains on the inner wall of the smoke exhaust channel 2 to directly emulsify the oil stains. At the same time, after the electric hydraulic push rod 8 is started, the U-shaped connecting plate 10 and the cleaning scraper 11 can be driven to move up and down through the connecting block 9. During the lifting and lowering movement of the cleaning scraper 11, the cleaning scraper 11 can touch the inner wall of the smoke exhaust channel 2 to scrape off the oil stains on the inner wall of the smoke exhaust channel 2 after the reaction, thereby cleaning the inner wall of the smoke exhaust channel 2. At the same time, the sprayed water can also clean the inside of the smoke exhaust channel 2, so that the range hood can achieve an effective cleaning effect and improve the use effect of the range hood. All electrical equipment in this device is powered by an external power supply.

[0023] In one aspect of this embodiment, after the electric hydraulic push rod 8 is started, the connecting block 9 can be driven to move up and down through the partition 7, thereby moving the U-shaped connecting plate 10 and the cleaning scraper 11 up and down, making it convenient for the cleaning scraper 11 to clean the inner wall of the smoke exhaust channel 2.

[0024] In one aspect of the present embodiment, after the staff loosens the bolts of the smoke exhaust net 3, the staff can remove the smoke exhaust net 3 from the casing 1, which is convenient for the staff to clean the smoke exhaust net 3. Conversely, the smoke exhaust net 3 can be installed on the casing 1 through the bolts, which is convenient for the range hood to absorb the oil smoke.

[0025] In one aspect of this embodiment, after the water pump 16 is started, the water in the water tank 15 can be pumped out and discharged into the water spray plate 13 through the drain pipe 17, so as to facilitate the water spray plate 13 to spray water through the nozzle 14 to clean the smoke exhaust channel 2.

[0026] In one aspect of this embodiment, the staff can open or close the water inlet pipe by screwing the cap, so that the staff can inject water into the water storage tank 15 through the water inlet pipe.

[0027] In one aspect of this embodiment, after being started, the four lighting lamps 19 can illuminate the stove position for easy use.

[0028] In one aspect of this embodiment, the staff can threadably connect the smoke exhaust pipe to the smoke exhaust pipe 18 to facilitate the discharge of oil smoke in the range hood.

[0029] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. An internal cleaning structure of a range hood, comprising a housing (1), characterized in that: A smoke exhaust passage (2) is fixedly mounted on the top of the casing (1), a smoke exhaust net (3) is arranged on the bottom of the casing (1), a fixing block (4) is fixedly mounted on the inner wall of the casing (1), a servo motor (5) is fixedly mounted on the top of the fixing block (4), an induced draft fan blade (6) is connected to the output end of the servo motor (5), a partition plate (7) is fixedly mounted on the inner wall of the smoke exhaust passage (2), an electric hydraulic push rod (8) is fixedly mounted on the upper surface of the inner wall of the smoke exhaust passage (2), one end of the electric hydraulic push rod (8) is fixedly connected to a connecting block (9), and the connecting block (9) is fixedly mounted on the inner wall of the smoke exhaust passage (2). A U-shaped connecting plate (10) is fixedly mounted on one side of the connecting block (9), a cleaning scraper (11) is fixedly mounted on one side of the U-shaped connecting plate (10), a fixing rod (12) is fixedly mounted on the bottom of the partition (7), one end of the fixing rod (12) is fixedly connected to a water spray plate (13), a nozzle (14) is fixedly mounted on the surface of the water spray plate (13), a water storage tank (15) is fixedly mounted on the back of the smoke exhaust channel (2), a water pump (16) is fixedly mounted on the top of the water storage tank (15), and the output end of the water pump (16) is connected to a drain pipe (17).

2. The internal cleaning structure of a range hood according to claim 1, characterized in that: Bolts are provided on the surface of the smoke exhaust net (3), and the smoke exhaust net (3) is connected to the casing (1) via the bolts.

3. The internal cleaning structure of a range hood according to claim 1, characterized in that: The electric hydraulic push rod (8) is connected to the connecting block (9) via a partition plate (7), and the number of the electric hydraulic push rods (8) is two.

4. The internal cleaning structure of a range hood according to claim 1, characterized in that: The upper surface of the water storage tank (15) is provided with a water inlet pipe, and the surface of the water inlet pipe is threadedly connected with a screw cap.

5. The internal cleaning structure of a range hood according to claim 1, characterized in that: One end of the drainage pipe (17) is connected to the water spray plate (13).

6. The internal cleaning structure of a range hood according to claim 1, characterized in that: A smoke exhaust pipe (18) is fixedly mounted on the back of the smoke exhaust channel (2), and a sealing gasket is provided on the inner wall of the smoke exhaust pipe (18).

7. The internal cleaning structure of a range hood according to claim 1, characterized in that: The bottom of the housing (1) is fixedly mounted with lighting lamps (19), and the number of the lighting lamps (19) is four.

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