Smoke hood air volume adjusting device

Abstract

The utility model discloses a smoke hood air volume adjusting device, which relates to the technical field of smoke hoods and comprises a smoke hood shell, a smoke hood air volume adjusting mechanism is mounted on the lower surface of the smoke hood shell, and a smoke hood machine oil storage mechanism is mounted at the bottom of the smoke hood shell. According to the smoke hood air volume adjusting device, the machine shell frame is arranged at the bottom of the smoke hood machine shell, the oil containing groove is formed in the machine shell frame, and the oil-proof film is attached to the interior of the smoke hood machine shell, so that oil smoke can be left on the inner wall of the smoke hood machine shell after entering the interior of the smoke hood machine shell, and the oil-proof film isolates the oil smoke from the interior of the smoke hood machine shell; the oil-proof film is arranged to smoothly enter the oil containing groove, the oil containing groove is used for containing the residual oil fume, and then the residual oil fume is uniformly discharged through the oil discharging hole, so that the interior of the smoke hood shell can be kept clean, the residual oil fume can be conveniently discharged, and the using effect of internal parts of the smoke hood shell cannot be influenced.

Description

Technical Field

[0001] The utility model relates to the technical field of smoke hoods, in particular to a smoke hood air volume regulating device. Background Art

[0002] A hood is an accessory installed above the range hood that can receive and concentrate the fumes, pollutants and heat exhausted by the range hood, reducing waste and loss while increasing the aesthetics. When cooking, the fumes and dirt in the pot can easily get on to various places in the kitchen, including walls, ceilings, etc. The function of the hood is to isolate the fumes so that it cannot splash to every corner of the kitchen, thus keeping the kitchen clean and hygienic.

[0003] The existing Chinese utility model patent with reference announcement number: CN219713445U discloses a household smoke hood air volume adjustment structure. The arrangement of the household smoke hood air volume adjustment structure includes a mounting body and an electric push rod, a sound insulation board is installed on the outer surface of the mounting body, a slide groove is opened inside the mounting body, an electric push rod is fixedly connected to the inner wall of the slide groove, an air inlet plate is installed at the end of the electric push rod, a storage groove is installed on the inner wall of the lower end of the mounting body, a valve is installed inside the storage groove, a drainage rod is installed on the inner wall of the mounting body above the storage groove, a motor is installed on the inner wall of the mounting body, a first gear is installed inside the motor, the utility model is provided with an air inlet plate, the air inlet plate can slide with the slide groove to a certain extent under the action of the electric push rod, and the air inlet plate is arranged in two groups evenly installed on both sides of the mounting body, so as to better block the smoke when encountering large smoke, thereby improving the working efficiency of the equipment.

[0004] During the use of the existing hood air volume adjustment device, although the oil smoke is sucked away through the pipe, some oil smoke still remains inside the equipment. The accumulation of oil smoke inside the equipment will affect the use effect of the equipment. At the same time, the hood needs to adjust the air volume according to the situation of the oil smoke when in use. Excessive wind force will affect the temperature and duration of the dishes, which needs to be improved. Therefore, technical personnel in this field provide a hood air volume adjustment device to solve the problems raised in the above background technology. Utility Model Content

[0005] The utility model aims to provide a fume hood air volume regulating device to solve the problems of air volume regulation and oil fume residue removal in the existing fume hood air volume regulating device proposed in the above background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A hood air volume adjustment device comprises a hood casing, a hood air volume adjustment mechanism is installed on the lower surface of the hood casing, a hood oil storage mechanism is installed at the bottom of the hood casing, and the hood air volume adjustment mechanism comprises: a filter device installed on the lower surface of the hood casing, an air volume adjustment fan for air volume adjustment is equidistantly arranged in the middle of the filter device, a rotating ring is installed above the air volume adjustment fan, and a connecting rod is connected between the rotating rings, a moving handle is installed in front of the connecting rod, and a filter net for oil fume filtering is installed in the middle of the rear of the filter device, and a device frame is fixedly installed on four sides of the filter net;

[0008] The oil storage mechanism of the hood machine includes: a casing frame installed at the bottom of the hood casing, an oil tank for oil fume accumulation is installed inside the casing frame, an oil drain hole is provided at the bottom of the oil tank, and an oil-proof film is attached to the inside of the hood casing to prevent oil fume from sliding off.

[0009] Preferably, a device housing is installed above the fume hood casing, and a smoke duct is connected to the top of the device housing; the device housing sucks in oil smoke.

[0010] Preferably, a transmission motor is arranged inside the device housing, a filter paperboard is installed in front of the transmission motor, and a rotating fan is arranged outside the filter paperboard, and a control key is fixedly installed on one side of the device housing; the filter paperboard filters the oil smoke.

[0011] Preferably, the filtering device is symmetrical with respect to the left and right through the midpoint of the hood housing, and the number of adjustable fans is several, and the adjustable fans are connected through a connecting rod, the device frame and the filtering device are of the same size, and the device frame is connected to the rear of the filtering device, and a plurality of circular holes are provided inside the filter net; the filtering device filters the oil smoke.

[0012] Preferably, the oil-proof film is made of PVC material, and the casing frame is connected to the bottom edge of the hood casing, and the inner edge of the oil tank and the outer edge of the equipment frame are located on the same horizontal line, the bottom of the oil tank is located on the four sides of the filtering device, and the oil drain hole runs through the bottom of the oil tank; the oil tank gathers the residual oil smoke.

[0013] Preferably, the filter paper sheets are arranged in two groups, and a conveying pipe is connected in the middle of the device housing, and the rotary fan is located outside the transmission motor; the rotary fan sucks the oil smoke into the interior of the device.

[0014] Preferably, the transmission duct is located inside the smoke vent duct, and the smoke vent duct is connected through the equipment housing and the fume hood casing; the smoke vent duct completely discharges the sucked-in oil smoke.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] 1. The hood air volume regulating device is provided with a filter device under the hood casing, an adjustable fan is installed inside the filter device, the adjustable fans are connected by a connecting rod, and a movable handle is installed in front of the connecting rod. The movable handle is used to move the adjustable fan to adjust the angle, or the adjustable fan is fully opened or closed. The air volume of the hood casing can be controlled by adjusting the opening angle of the adjustable fan. At the same time, the design of the adjustable fan can also isolate external dust when the equipment is not in use to prevent dust from entering the interior of the equipment, and a filter is installed behind the adjustable fan. The filter further filters smoke oil and dust, reducing the amount of oil smoke entering the hood casing;

[0017] 2. The hood air volume regulating device is provided with a casing frame at the bottom of the hood casing, an oil filling groove is provided inside the casing frame, and an oil-proof film is attached to the inside of the hood casing. When the oil fume enters the hood casing, it will remain on the inner wall of the hood casing. The oil-proof film isolates the oil fume and the inside of the hood casing. The oil fume will flow smoothly to the oil filling groove through the setting of the oil-proof film. The oil filling groove will collect the residual oil fume and then discharge it uniformly through the oil drain hole. This design can keep the inside of the hood casing clean and facilitate the discharge of residual oil fume without affecting the use effect of the internal parts of the hood casing. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the overall structure of a smoke hood air volume adjustment device in one embodiment of the utility model;

[0019] Figure 2 This is a schematic diagram of the structure of a filter device of a smoke hood air volume adjustment device in one embodiment of the utility model;

[0020] Figure 3 This is a schematic diagram of the structure of the equipment housing of the smoke hood air volume adjustment device in one embodiment of the utility model;

[0021] Figure 4 This is a schematic diagram of the structure of a hood casing of a hood air volume adjustment device in one embodiment of the utility model.

[0022] 1. Hood casing; 11. Casing frame; 12. Oil tank; 13. Oil drain hole; 14. Oil-proof film; 2. Filter device; 21. Adjustable fan; 22. Rotating ring; 23. Connecting rod; 24. Moving handle; 25. Filter; 26. Equipment frame; 3. Equipment casing; 31. Control key; 32. Transmission motor; 33. Filter paperboard; 34. Rotating fan; 35. Transmission duct; 4. Smoke duct. DETAILED DESCRIPTION

[0023] 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.

[0024] Combined with Figure 1-Figure 4 In the present embodiment, the hood air volume regulating device comprises a hood casing 1, a hood air volume regulating mechanism is installed on the lower surface of the hood casing 1, a hood oil storage mechanism is installed on the bottom of the hood casing 1, and the hood oil storage mechanism comprises: a casing frame 11 installed on the bottom of the hood casing 1, an oil tank 12 is installed inside the casing frame 11, and an oil drain hole 13 is arranged at the bottom of the oil tank 12, and an oil-proof film 14 is pasted on the inside of the hood casing 1; the oil-proof film 14 is made of PVC material, and the casing frame 11 is connected to the bottom edge of the hood casing 1, and the inner edge of the oil tank 12 and the outer edge of the equipment frame 26 are located on the same horizontal line, the bottom of the oil tank 12 is located on the four sides of the filter device 2, and the oil drain hole 13 runs through the bottom of the oil tank 12.

[0025] Specifically, an oil-proof film 14 is attached to the inner wall of the hood casing 1. When the oil fume enters the hood casing 1, some of the oil fume still accumulates inside the hood casing 1. The oil-proof film 14 protects the remaining oil fume. At the same time, some of the oil fume slides through the oil-proof film 14 to the inside of the oil tank 12. The oil tank 12 accumulates the oil fume and then discharges it through the oil drain hole 13, which can reduce the degree of oil fume contamination inside the hood casing 1.

[0026] The hood air volume adjustment mechanism includes: a filter device 2 installed on the lower surface of the hood casing 1, an adjustable fan 21 is equidistantly arranged in the middle of the filter device 2, and a rotating ring 22 is installed above the adjustable fan 21, and a connecting rod 23 is connected between the rotating rings 22, a movable handle 24 is installed in front of the connecting rod 23, and a filter screen 25 is installed in the middle of the rear of the filter device 2, and a device frame 26 is fixedly installed on four sides of the filter screen 25; the filter device 2 is symmetrical with respect to the left and right through the midpoint of the hood casing 1, and the number of adjustable fans 21 is several, and the adjustable fans 21 are connected through the connecting rod 23, the device frame 26 is consistent in size with the filter device 2, and the device frame 26 is connected to the rear of the filter device 2, and a plurality of circular holes are arranged inside the filter screen 25.

[0027] Specifically, a filter device 2 is arranged below the hood casing 1, and an adjustable fan 21 is arranged inside the filter device 2. The adjustable fans 21 are connected by a connecting rod 23, and a moving handle 24 is installed in front of the connecting rod 23. When the moving handle 24 moves, the connecting rod 23 and the rotating ring 22 can be used to adjust the size and angle of the adjustable fan 21, thereby controlling the size adjustment of the hood casing 1, and the closed adjustable fan 21 can prevent dust from entering when the equipment is not in use, and the setting of the filter 25 can further filter the oil smoke.

[0028] An equipment housing 3 is installed above the smoke hood casing 1, and a transmission motor 32 is installed inside the equipment housing 3. A filter cardboard 33 is installed in front of the transmission motor 32, and a rotating fan 34 is arranged outside the filter cardboard 33. A control key 31 is fixedly installed on one side of the equipment housing 3; the filter cardboard 33 is arranged in two groups, and a transmission pipe 35 is connected in the middle of the equipment housing 3, and the rotating fan 34 is located outside the transmission motor 32.

[0029] A smoke duct 4 is connected to the top of the equipment housing 3 , the transmission duct 35 is located inside the smoke duct 4 , and the smoke duct 4 is connected to the equipment housing 3 and the smoke hood casing 1 .

[0030] Specifically, a transmission motor 32, a filter paperboard 33 and a rotating fan 34 are respectively installed inside the equipment housing 3. The filter paperboard 33 is installed in front of the transmission motor 32, and a rotating fan 34 is installed outside the filter paperboard 33, so that the rotating fan 34 is connected to the transmission motor 32 through the filter paperboard 33. When the transmission motor 32 rotates, it will drive the rotation of the rotating fan 34, which can suck in the oil smoke outside the smoke hood casing 1. At the same time, the filter paperboard 33 can further filter the oil smoke. The filtered oil smoke enters the interior of the smoke duct 4 through the transmission motor 32 and discharges the oil smoke.

[0031] Working principle: First, install the hood casing 1 above the kitchen. After installation, the hood casing 1 can be opened and used when needed. A filter device 2 is installed at the bottom of the hood casing 1. An adjustable fan 21 is installed inside the filter device 2. The adjustable fans 21 are connected by a connecting rod 23, and a moving handle 24 is installed in front of the connecting rod 23. When the moving handle 24 moves left and right, the connecting rod 23 and the rotating ring 22 can be used to adjust the size and angle of the adjustable fan 21. The adjusted adjustable fan 21 can control the air volume of the hood casing 1, thereby adjusting the air volume of the equipment. When the oil smoke enters the interior of the hood casing 1, the transmission motor 32 is connected to the rotating fan 34 through the filter paper board 33. When the transmission motor 32 rotates, it will drive the rotation of the rotating fan 34, which can The oil fume outside the hood casing 1 can be sucked in, and the filter paperboard 33 can filter the oil fume. The filtered oil fume enters the interior of the smoke duct 4, and then the oil fume is discharged outside. When the oil fume is continuously sucked in and discharged, the residual oil fume will accumulate inside the hood casing 1. An oil-proof film 14 is attached to the inner wall of the hood casing 1. The oil-proof film 14 protects the residual oil fume. At the same time, part of the oil fume slides through the oil-proof film 14 to the inside of the oil tank 12. The oil tank 12 accumulates the oil fume and then discharges it through the oil drain hole 13. The oil fume inside the hood casing 1 can be discharged, and the degree of internal oil fume pollution can be reduced. Finally, when the equipment is not in use, the fan 21 is turned off to prevent external dust from entering the interior of the equipment when it is not in use. In this way, the entire use process of the hood air volume adjustment device is completed.

[0032] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. Hood air volume adjustment device, including: A hood casing (1), wherein a hood air volume adjustment mechanism is installed on the lower surface of the hood casing (1), and a hood oil storage mechanism is installed at the bottom of the hood casing (1), characterized in that the hood air volume adjustment mechanism comprises: a filter device (2) installed on the lower surface of the hood casing (1), an adjustable fan (21) is equidistantly arranged in the middle of the filter device (2), a rotating ring (22) is installed above the adjustable fan (21), and connecting rods (23) are connected between the rotating rings (22), a movable handle (24) is installed in front of the connecting rod (23), and a filter screen (25) is installed in the middle of the rear of the filter device (2), and equipment frames (26) are fixedly installed on four sides of the filter screen (25); The fume hood oil storage mechanism comprises: a casing frame (11) installed at the bottom of the fume hood casing (1), an oil tank (12) installed inside the casing frame (11), an oil drain hole (13) provided at the bottom of the oil tank (12), and an oil-proof film (14) attached to the inside of the fume hood casing (1).

2. The hood air volume adjustment device according to claim 1, characterized in that: A device casing (3) is installed above the smoke hood housing (1), and a smoke duct (4) is connected to the top of the device casing (3).

3. The hood air volume adjustment device according to claim 2, characterized in that: A transmission motor (32) is arranged inside the device housing (3), a filter paperboard (33) is installed in front of the transmission motor (32), and a rotating fan (34) is arranged outside the filter paperboard (33), and a control key (31) is fixedly installed on one side of the device housing (3).

4. The hood air volume adjustment device according to claim 1, characterized in that: The filter device (2) is symmetrically disposed at the midpoint of the hood housing (1), a plurality of adjustable fans (21) are provided, and the adjustable fans (21) are connected via a connecting rod (23), the device frame (26) and the filter device (2) are of the same size, the device frame (26) is connected to the rear of the filter device (2), and a plurality of circular holes are provided inside the filter screen (25).

5. The hood air volume adjustment device according to claim 1, characterized in that: The oil-proof film (14) is made of PVC material, and the casing frame (11) is connected to the bottom edge of the hood casing (1), and the inner edge of the oil tank (12) and the outer edge of the equipment frame (26) are located on the same horizontal line, the bottom of the oil tank (12) is located on four sides of the filter device (2), and the oil drain hole (13) runs through the bottom of the oil tank (12).

6. The hood air volume adjustment device according to claim 3, characterized in that: The filter paperboards (33) are arranged in two groups, and a conveying pipe (35) is connected in the middle of the equipment housing (3), and the rotating fan (34) is located outside the transmission motor (32).

7. The hood air volume adjustment device according to claim 6, characterized in that: The transmission pipe (35) is located inside the smoke vent pipe (4), and the smoke vent pipe (4) is connected to the equipment housing (3) and the smoke hood casing (1).

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