Exhaust fan with purification function

Abstract

The utility model belongs to the technical field of fish air-drying exhaust, particularly relates to an exhaust fan with a purification function, and aims to solve the problems that an active carbon layer of an existing fish air-drying exhaust fan is inconvenient to disassemble and replace, the adsorption function is reduced after the active carbon layer is used for a long time, and the use effect is influenced. Four supporting legs are arranged at the bottom of the drying box, rubber pads are arranged at the bottoms of the four supporting legs, a box cover is rotationally installed on the front face of the drying box, a controller is arranged on the box cover, an air blowing mechanism is arranged on the upper right side of the drying box, the air blowing mechanism communicates with a flow guide mechanism, and the flow guide mechanism is arranged on the inner wall of the top of the drying box. The fish meat drying device is simple in structure, fish meat drying gas can be conveniently filtered, peculiar smell can be conveniently sucked, the round box can be detached only by pulling the handle outwards, the activated carbon adsorption balls can be conveniently poured out and replaced, and later use is prevented from being affected.

Description

Technical Field

[0001] The utility model relates to the technical field of air-drying and exhausting fish, in particular to an exhaust fan with a purification function. Background Art

[0002] The skill of air-drying fish is: to quickly air-dry (dry in the shade) under well-ventilated conditions and avoid direct sunlight to dehydrate the fish quickly, so that the fish protein can be well preserved, and the protein is more enriched and concentrated, with almost no loss, and the fish fat will not be esterified, without losing the freshness of the fish and the taste of the fish. Air-dry for 3-4 days, and then freeze it for storage. At present, it is difficult to compare the existing natural air-drying of fish, mainly because if it is naturally air-dried, the temperature is relatively high, which is easy to cause the meat to rot and deteriorate. If the temperature is lowered, there will be high humidity and it cannot be normally ventilated. After searching, the patent document with the publication (announcement) number: CN219438075U discloses an exhaust unit with purification function for air-drying fish, including a processing box, an exhaust mechanism is arranged inside the processing box, and a purification mechanism is arranged on the rear side of the processing box; the exhaust mechanism includes a power unit and an exhaust unit; the power unit is located above the exhaust unit; the power unit includes a motor, a first rotating rod, a second rotating rod and a third rotating rod, and the top end surface of the motor output rod is fixedly connected to the bottom end surface of the first rotating rod. Through the exhaust mechanism, the partition unifies the wind direction, and then gathers the wind more to form a large-scale air guide system, thereby improving the exhaust efficiency of the exhaust fan unit for air-drying fish; through the purification mechanism, the filter plate plays a role in filtering impurities, the activated carbon layer adsorbs impurities and odors in the gas, and the titanium dioxide layer plays a role in preliminary disinfection and filtration of the gas, thereby purifying the exhaust fan unit.

[0003] The existing fish drying exhaust fan is not convenient for disassembling and replacing the activated carbon layer. The adsorption function of the activated carbon layer decreases after a long period of use, which affects the use effect. Utility Model Content

[0004] The utility model aims to solve the shortcomings of the existing fish drying exhaust fan, that is, it is inconvenient to disassemble and replace the activated carbon layer, and the adsorption function of the activated carbon layer decreases after a long period of use, which affects the use effect, and proposes an exhaust fan with purification function.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] An exhaust fan with a purification function comprises a drying box, four supporting legs are arranged at the bottom of the drying box, rubber pads are arranged at the bottoms of the four supporting legs, a box cover is rotatably installed on the front of the drying box, a controller is arranged on the box cover, a blower mechanism is arranged on the upper right side of the drying box, a flow guide mechanism is connected to the blower mechanism, the flow guide mechanism is arranged on the top inner wall of the drying box, a plurality of metal mesh plates are arranged in the drying box, an air outlet pipe is arranged on the lower left side of the drying box, a round box is slidably installed in the air outlet pipe, an air inlet hole is opened on the right side of the round box, a plurality of activated carbon adsorption balls are arranged in the round box, the plurality of activated carbon adsorption balls form an activated carbon layer, a plurality of air outlet holes are opened on the left side of the round box, a threaded hole is opened at the center position of the left side of the round box, a screw head is threadedly connected in the threaded hole, and a handle plate is fixedly installed on the outside of the screw head.

[0007] Preferably, the hair dryer mechanism comprises a cylinder, which is embedded in the upper right side of the drying box, and a heating resistor and a fan are arranged in the cylinder, the fan is located on the right side of the heating resistor, and a metal dust screen is arranged on the right side of the cylinder.

[0008] Preferably, the flow guide mechanism includes a flow guide box, which is arranged on the top inner wall of the drying box, a plurality of air outlets are arranged at the bottom of the flow guide box, a flow guide pipe is arranged on the outside of the flow guide box, and the flow guide pipe is connected to the cylinder.

[0009] Preferably, a circular ring is fixedly mounted on the inner wall of the air outlet pipe, a plurality of positioning grooves are opened on the circular ring, a plurality of positioning rods are fixedly mounted on the right side of the round box, and the positioning rods are movably connected to the positioning grooves.

[0010] Preferably, an elastic groove is provided on the positioning rod, and a trapezoidal elastic block is slidably installed in the elastic groove. Both ends of the trapezoidal elastic block are inclined. A trapezoidal groove is provided on the inner wall of the positioning groove. The trapezoidal elastic block is bidirectionally clamped with the trapezoidal groove. A spring is installed at the end of the trapezoidal elastic block, and the spring is fixedly installed on the inner wall of the elastic groove.

[0011] Preferably, a circular net is provided in the round box, the circular net is made of metal and is provided on the right side of the plurality of activated carbon adsorption balls.

[0012] In the utility model, the beneficial effects of the exhaust fan with purification function are:

[0013] In this scheme, the heating resistor wire converts electrical energy into thermal energy, and the fan is started to send hot air into the guide box through the guide pipe, and then blow it evenly to the position of the fish meat through multiple air outlets, so that the fish meat can be dried, and the drying temperature can be controlled. The gas is discharged to the outside through the air outlet pipe and enters the round box through the air inlet hole. The circular net set can preliminarily filter the gas, and then the activated carbon adsorption ball can adsorb the gas in the gas;

[0014] When the activated carbon adsorption ball needs to be replaced in this solution, the handle plate is pulled, the handle plate drives the round box to move, the round box drives the positioning rod to move and leave the positioning groove, the trapezoidal elastic block is squeezed and leaves the trapezoidal groove, the round box can be pulled out of the air outlet pipe, and then the handle plate is rotated to drive the screw head to leave the threaded hole, the screw head can be disassembled, and the activated carbon adsorption ball can be poured out and replaced conveniently, and then reinstalled, the screw head and the threaded hole are blocked, the positioning rod is inserted into the positioning groove, and the spring provides elastic force for the trapezoidal elastic block, so that the trapezoidal elastic block enters the trapezoidal groove and can continue to be used;

[0015] The utility model has a simple structure and can conveniently filter the drying gas of fish and absorb odor. The round box can be disassembled by simply pulling the handle outwards, and the activated carbon adsorption ball can be poured out and replaced conveniently to avoid affecting the later use. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the structure of an exhaust fan with purification function proposed by the utility model;

[0017] Figure 2 The utility model proposed Figure 1 A schematic cross-sectional structure diagram of ;

[0018] Figure 3 This is a schematic structural diagram of part A of an exhaust fan with purification function proposed by the utility model;

[0019] Figure 4 This is a three-dimensional structural schematic diagram of the round box proposed by the utility model.

[0020] In the figure: 1. drying box; 2. U-shaped seat; 3. metal mesh plate; 4. box cover; 5. controller; 6. supporting legs; 7. guide box; 8. air outlet; 9. guide pipe; 10. cylinder; 11. heating resistor wire; 12. fan; 13. metal dust screen; 14. air outlet pipe; 15. round box; 16. air inlet; 17. round mesh; 18. activated carbon adsorption ball; 19. air outlet; 20. screw head; 21. threaded hole; 22. handle plate; 23. ring; 24. positioning groove; 25. positioning rod; 26. spring; 27. trapezoidal elastic block; 28. trapezoidal groove. DETAILED DESCRIPTION

[0021] The technical solution of this embodiment will be clearly and completely described below in conjunction with the drawings in this embodiment. Obviously, the described embodiment is only a part of this embodiment, rather than all of the embodiments.

[0022] Embodiment 1

[0023] Reference Figure 1-Figure 4An exhaust fan with purification function includes a drying box 1, four supporting legs 6 are arranged at the bottom of the drying box 1, and rubber pads are arranged at the bottom of the four supporting legs 6. A box cover 4 is rotatably installed on the front of the drying box 1, and a controller 5 is arranged on the box cover 4. A blower mechanism is arranged on the upper right side of the drying box 1, and a guide mechanism is connected to the blower mechanism. The guide mechanism is arranged on the top inner wall of the drying box 1. A plurality of metal mesh plates 3 are arranged in the drying box 1. An air outlet pipe 14 is arranged on the lower left side of the drying box 1, and a sliding device 5 is arranged in the air outlet pipe 14. A round box 15 is installed, an air inlet 16 is opened on the right side of the round box 15, a plurality of activated carbon adsorption balls 18 are arranged in the round box 15, and the plurality of activated carbon adsorption balls 18 constitute an activated carbon layer. A plurality of air outlets 19 are opened on the left side of the round box 15, and a threaded hole 21 is opened at the center position of the left side of the round box 15, a screw head 20 is threadedly connected to the threaded hole 21, and a handle plate 22 is fixedly installed on the outer side of the screw head 20; the activated carbon adsorption balls 18 adsorb the odor in the gas, and finally discharge it through the air outlet 19, so as to remove the odor.

[0024] In this embodiment, a circular ring 23 is fixedly installed on the inner wall of the air outlet pipe 14, and a plurality of positioning grooves 24 are provided on the circular ring 23. A plurality of positioning rods 25 are fixedly installed on the right side of the round box 15. The positioning rods 25 are movably connected with the positioning grooves 24. An elastic groove is provided on the positioning rod 25, and a trapezoidal elastic block 27 is slidably installed in the elastic groove. Both ends of the trapezoidal elastic block 27 are inclined. A trapezoidal groove 28 is provided on the inner wall of the positioning groove 24. The trapezoidal elastic block 27 is bidirectionally clamped with the trapezoidal groove 28. A spring 26 is installed at the end of the trapezoidal elastic block 27, and the spring 26 is fixedly installed with the inner wall of the elastic groove. The spring 26 provides elastic force for the trapezoidal elastic block 27, so that the trapezoidal elastic block 27 enters the trapezoidal groove 28, and the round box 15 can be fixed.

[0025] In this embodiment, a circular net 17 is arranged in the circular box 15. The circular net 17 is made of metal and is arranged on the right side of the plurality of activated carbon adsorption balls 18. The circular net 17 can perform preliminary filtration on the gas.

[0026] In this embodiment, the hair dryer mechanism includes a cylinder 10, which is embedded in the upper right side of the drying box 1. A heating resistor 11 and a fan 12 are arranged in the cylinder 10. The fan 12 is located on the right side of the heating resistor 11. A metal dustproof net 13 is arranged on the right side of the cylinder 10. The heating resistor 11 converts electrical energy into thermal energy, and the fan 12 is started to send the hot air into the guide box 7 through the guide pipe 9, and blows the hot air evenly toward the position of the fish meat through multiple air outlets 8.

[0027] In this embodiment, the flow guide mechanism includes a flow guide box 7, which is arranged on the top inner wall of the drying box 1. A plurality of air outlets 8 are arranged at the bottom of the flow guide box 7. A flow guide pipe 9 is arranged on the outer side of the flow guide box 7. The flow guide pipe 9 is connected to the cylinder 10. The plurality of air outlets 8 can evenly guide the hot air to the position of the fish meat.

[0028] Working principle: when in use, turn on the power supply and controller 5, the controller 5 can perform electrical control, which is the prior art and will not be described in detail here. Place the fish on the top of the metal mesh plate 3, start the fan 12 and the heating resistor 11, the heating resistor 11 converts electrical energy into thermal energy, the fan 12 starts to send the hot air into the guide box 7 through the guide pipe 9, and then blow it evenly to the position of the fish through multiple air outlets 8, so as to dry the fish and control the drying temperature. The gas is discharged to the outside through the outlet pipe 14 and enters the round box 15 through the air inlet 16. The circular net 17 can perform preliminary filtration on the gas, and then the activated carbon adsorption ball 18 is used to adsorb the gas in the gas, and finally the gas is discharged through the outlet. After the air hole 19 is discharged and the activated carbon adsorption ball 18 needs to be replaced, the handle plate 22 is pulled, and the handle plate 22 drives the round box 15 to move, and the round box 15 drives the positioning rod 25 to move and leave the positioning groove 24, and the trapezoidal elastic block 27 is squeezed to leave the trapezoidal groove 28, and the round box 15 can be pulled out of the air outlet pipe 14, and then the handle plate 22 is rotated to drive the screw head 20 to leave the threaded hole 21, and the screw head 20 can be disassembled, which is convenient for pouring out and replacing the activated carbon adsorption ball 18, and then reinstalling it, blocking the screw head 20 and the threaded hole 21, and inserting the positioning rod 25 into the positioning groove 24, and providing elastic force to the trapezoidal elastic block 27 through the spring 26, so that the trapezoidal elastic block 27 enters the trapezoidal groove 28 and can continue to be used.

[0029] Embodiment 2

[0030] The difference between Example 2 and Example 1 is that: multiple U-shaped seats 2 are arranged on the inner walls on both sides of the drying box 1, and the metal mesh plate 3 is adapted to the corresponding two U-shaped seats 2. The multiple U-shaped seats 2 are used to support the metal mesh plate 3, and the metal mesh plate 3 can be replaced. This application includes all the structural shapes, sizes and materials of Example 1. In order to meet the specific usage conditions, they can be selected and adjusted. The accompanying drawings are all schematic structural diagrams, and the specific actual sizes can be appropriately adjusted.

[0031] The above is only a preferred specific implementation of this embodiment, but the protection scope of this embodiment is not limited to this. Any technician familiar with the technical field can make equivalent replacements or changes based on the technical solution and utility model concept of this embodiment within the technical scope disclosed in this embodiment, which should be covered by the protection scope of this embodiment.

Claims

1. An exhaust fan with a purification function, comprising a drying box (1), wherein four supporting legs (6) are arranged at the bottom of the drying box (1), and rubber pads are arranged at the bottoms of the four supporting legs (6). A box cover (4) is rotatably mounted on the front of the drying box (1), and a controller (5) is arranged on the box cover (4), characterized in that: The drying box (1) is provided with a blower mechanism on the upper right side, the blower mechanism is connected with a guide mechanism, the guide mechanism is arranged on the top inner wall of the drying box (1), a plurality of metal mesh plates (3) are arranged in the drying box (1), an air outlet pipe (14) is arranged on the lower left side of the drying box (1), a round box (15) is slidably installed in the air outlet pipe (14), an air inlet hole (16) is opened on the right side of the round box (15), a plurality of activated carbon adsorption balls (18) are arranged in the round box (15), a plurality of air outlet holes (19) are opened on the left side of the round box (15), a threaded hole (21) is opened at the center position of the left side of the round box (15), a screw head (20) is threadedly connected to the inner thread of the threaded hole (21), and a handle plate (22) is fixedly installed on the outer side of the screw head (20).

2. The exhaust fan with purification function according to claim 1, characterized in that: The hair dryer mechanism comprises a cylinder (10), the cylinder (10) being embedded in the upper right side of the drying box (1), a heating resistor wire (11) and a fan (12) being arranged in the cylinder (10), the fan (12) being located on the right side of the heating resistor wire (11), and a metal dust screen (13) being arranged on the right side of the cylinder (10).

3. The exhaust fan with purification function according to claim 1, characterized in that: The flow guide mechanism comprises a flow guide box (7), the flow guide box (7) being arranged on the top inner wall of the drying box (1), a plurality of air outlets (8) being arranged at the bottom of the flow guide box (7), a flow guide pipe (9) being arranged on the outside of the flow guide box (7), and the flow guide pipe (9) being connected to the cylinder (10).

4. The exhaust fan with purification function according to claim 1, characterized in that: A circular ring (23) is fixedly mounted on the inner wall of the air outlet pipe (14), and a plurality of positioning grooves (24) are formed on the circular ring (23). A plurality of positioning rods (25) are fixedly mounted on the right side of the round box (15), and the positioning rods (25) are movably connected to the positioning grooves (24).

5. The exhaust fan with purification function according to claim 4, characterized in that: The positioning rod (25) is provided with an elastic groove, in which a trapezoidal elastic block (27) is slidably mounted, both ends of the trapezoidal elastic block (27) are inclined, and a trapezoidal groove (28) is provided on the inner wall of the positioning groove (24), and the trapezoidal elastic block (27) is bidirectionally clamped with the trapezoidal groove (28).

6. The exhaust fan with purification function according to claim 5, characterized in that: A spring (26) is installed at the end of the trapezoidal elastic block (27), and the spring (26) is fixedly installed on the inner wall of the elastic groove.

7. The exhaust fan with purification function according to claim 1, characterized in that: A circular net (17) is arranged in the circular box (15); the circular net (17) is made of metal and is arranged on the right side of the plurality of activated carbon adsorption balls (18).

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