Intelligent wide compatible infrared hot air combined drying box

Abstract

The utility model relates to the field of food drying, in particular to an intelligent wide-compatibility type infrared and hot air combined drying box which comprises a heat preservation box shell, a drying box body and an infrared plate, and the infrared plate is arranged on the upper side in the drying box body. A feeding port is formed in the front side of the heat preservation box shell, and a door plate is arranged at the feeding port. The drying box is arranged in the heat preservation box shell, and an opening in butt joint with the feeding port is formed in the front side of the drying box. The left side wall and the right side wall of the drying box are each provided with a mesh plate, an air inlet communicated with the atmosphere is formed in the heat preservation box shell, an induced draft fan and a heating pipe are further arranged in the heat preservation box shell, and the heating pipe is located on the air outlet side of the induced draft fan. The heat preservation box shell is further provided with a moisture discharging opening, and a moisture discharging fan is arranged at the moisture discharging opening. The intelligent material drying device has the advantages of being suitable for drying treatment of various materials, uniform in dried materials and high in intelligent degree.

Description

Technical Field

[0001] The utility model relates to the field of food drying, in particular to an intelligent and widely compatible infrared hot air combined drying box. Background Art

[0002] Infrared combined hot air dryer is a device that combines infrared radiation and hot air drying technology. Infrared radiation has the characteristics of fast drying speed and high energy utilization, while hot air drying can be more widely applied to various materials. The combination of the two can further improve the drying efficiency while maintaining the quality of the material.

[0003] Most existing infrared combined hot air dryers have the following shortcomings: (1) The distance between the infrared plate and the dried material cannot be controlled, resulting in a single material being dried; (2) The moisture content of the material cannot be monitored in real time, so manual experience is required to determine whether the drying is complete, which requires more effort; (3) The hot air speed is uneven, resulting in uneven dried materials.

[0004] Therefore, an intelligent and widely compatible infrared hot air combined drying box is proposed to solve the problems of singleness, unevenness and low intelligence of drying materials in existing infrared hot air combined drying equipment. Utility Model Content

[0005] The purpose of the utility model is to overcome the deficiencies of the prior art and provide an intelligent and widely compatible infrared hot air combined drying oven, which can adjust the distance between the infrared plate and the dried object so that the drying oven can be suitable for drying a variety of materials, the dried materials are uniform, and the equipment has a high degree of intelligence.

[0006] The purpose of this utility model is achieved through the following technical solutions:

[0007] An intelligent and widely compatible infrared hot air combined drying box comprises an insulation box shell, a drying box, and an infrared panel, wherein the infrared panel is arranged on the upper side of the interior of the drying box; a feed port is arranged on the front side of the insulation box shell, and a door panel is arranged at the feed port; the drying box is arranged inside the insulation box shell, and an opening corresponding to the feed port is arranged on the front side of the drying box; the left and right side walls of the drying box are respectively a mesh plate, an air inlet connected to the atmosphere is arranged on the insulation box shell, an induced draft fan and a heating pipe are also arranged inside the insulation box shell, and the heating pipe is located on the air outlet side of the induced draft fan; a dehumidification port is also arranged on the insulation box shell, and a dehumidification fan is arranged at the dehumidification port.

[0008] During operation, the induced draft fan can introduce external air from the air inlet and introduce air into the drying box from the mesh plate on one side. The air introduced into the drying box flows out of the drying box from the mesh plate on the other side and then circulates back to the induced draft fan, forming a hot air cycle. When the humidity in the drying box is too high, the dehumidification fan is started and the gas can be discharged from the dehumidification port.

[0009] In a preferred embodiment of the present scheme, a plurality of threaded screws are installed on the top of the drying box, and through holes are arranged around the infrared plate, through which the infrared plate can be mounted on the threaded screws; a lower nut is also screwed on the threaded screw, and the lower nut is located below the infrared plate to limit the infrared plate. By adjusting the lower nut, the infrared plate can be adjusted up and down, which is conducive to drying different dry objects.

[0010] In a preferred embodiment of this scheme, a hole is opened at the top of the drying box corresponding to the threaded screw; the top of the threaded screw passes through the hole upward and is screwed with an upper nut, which is conducive to the up and down adjustment of the threaded screw, and further facilitates the up and down adjustment of the infrared panel.

[0011] In a preferred embodiment of the present scheme, a loading tray is further provided in the drying box, and the infrared plate is parallel to the loading tray; a weighing sensor support shell is provided at the bottom of the heat preservation box shell, a weighing sensor is installed in the weighing sensor support shell, a support rod is installed on the weighing sensor, the support rod penetrates upward into the drying box, and the loading tray is installed on the support rod. The weight in the loading tray is transferred to the weighing sensor through the support rod, so as to weigh the weight of the material in real time.

[0012] In a preferred embodiment of the present scheme, a temperature and humidity sensor is arranged on the right side inside the drying box, and a controller is arranged on the left side of the insulation box shell; the infrared panel, temperature and humidity sensor, weighing sensor, induced draft fan, heating pipe, and dehumidification fan are all electrically connected to the controller.

[0013] In a preferred embodiment of this solution, the controller is provided with an LED display screen, which can display the data detected by the temperature and humidity sensor and the weighing sensor.

[0014] In a preferred embodiment of this solution, an air distribution plate is installed on the left side of the drying box, and round holes are evenly opened on the air distribution plate to achieve an air distribution effect.

[0015] In a preferred embodiment of the present solution, the diameter of the circular holes on the air balancing plate is larger than the diameter of the circular holes on the mesh plate.

[0016] In a preferred embodiment of the present solution, the circular holes on the air distribution plate and the circular holes on the mesh plate are arranged alternately.

[0017] In a preferred embodiment of the present scheme, the air inlet is opened at the top of the right wall of the insulation box shell, three induced draft fans are provided on the top of the drying box, and the inlet ends of the induced draft fans face the air inlet; the heating pipe is installed on the top of the drying box and is located on the left side of the induced draft fan; the dehumidification port is opened at the bottom of the rear wall of the insulation box shell.

[0018] The beneficial effects of the utility model are:

[0019] (1) In this scheme, the hot air heated by the heating tube is introduced into the drying box by the induced draft fan, and the infrared panel is arranged inside the drying box to radiate infrared rays to the dried object, so that the infrared hot air combined drying of the dried object can be performed in this scheme, and the drying effect is good; at the same time, the infrared panel of this scheme is installed in the drying box by a threaded screw, an upper nut, and a lower nut, and the distance between the infrared panel and the dried material can be adjusted by rotating the upper nut and the lower nut, so that this scheme can be applied to the drying of different dried objects;

[0020] (2) This solution adds an air distribution plate on the left side of the drying box. The air distribution plate is evenly provided with round holes. The hot air passes through the air distribution plate before entering the drying box. The design of the air distribution plate has an air distribution effect, which is beneficial to improving the uniformity of the dried material.

[0021] (3) This solution is equipped with a controller, a weighing sensor, and a temperature and humidity sensor. During drying, the controller controls the heating tube, the induced draft fan, the infrared plate, and the weighing sensor to start. The heating tube generates heat and the infrared plate radiates infrared rays to perform infrared hot air combined drying. When the weight of the dried material reaches the requirement, the dryer stops working. When the drying humidity is too high, the temperature and humidity sensor transmits the current humidity to the controller, and the controller controls the dehumidification fan to start and reduce the humidity in the drying box. Therefore, this solution can automatically control the drying process through the controller, and the equipment has a high degree of intelligence. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the structure of the insulation box shell of the utility model without the front wall;

[0023] Figure 2 It is a structural schematic diagram of the utility model;

[0024] Figure 3 It is a schematic cross-sectional view of the utility model;

[0025] Figure 4 It is a structural schematic diagram of the moisture discharge port of the utility model;

[0026] Figure 5 This is a schematic diagram of the internal structure of the drying box of the utility model;

[0027] Figure 6 It is a structural schematic diagram of a drying box of the utility model provided with a vertical partition;

[0028] In the figure: 1. controller; 2. insulation box shell; 3. heating tube; 4. induced draft fan; 5. threaded screw; 6. infrared plate; 7. drying box; 8. loading tray; 9. support rod; 10. weighing sensor; 11. air balancing plate; 12. drying door; 13. dehumidification fan; 14. weighing sensor support shell; 15. door panel; 16. temperature and humidity sensor; 21. air inlet; 22. dehumidification outlet; 23. vertical partition. DETAILED DESCRIPTION

[0029] The technical solution of the present utility model is further described in detail below in conjunction with the accompanying drawings, but the protection scope of the present utility model is not limited to the following.

[0030] like Figure 1 As shown, an intelligent widely compatible infrared hot air combined drying box includes an insulation box shell 2, an infrared plate 6, a drying box 7 and an induced draft fan 4 arranged inside the insulation box shell 2. The infrared plate 6 is arranged inside the drying box 7 to radiate infrared rays to the dried object. The induced draft fan 4 introduces external atmosphere, and the atmosphere flows through the heating tube 3 and is heated before flowing into the drying box to dry the dried object. Therefore, this solution can perform infrared hot air combined drying, and the drying effect is good and the efficiency is high.

[0031] For more details, see Figures 1 to 3 As shown, in this embodiment, the infrared panel 6 is arranged on the upper side of the interior of the drying box 7; a feed port is provided on the front side of the heat preservation box shell 2, and a door panel 15 is provided at the feed port; an opening corresponding to the feed port is provided on the front side of the drying box 7, and the drying box 7 can be sealed by the door panel 15; the left and right side walls of the drying box 7 are respectively a mesh plate, and an air inlet 21 connected to the atmosphere is provided on the heat preservation box shell 2, and the heating pipe 3 is located on the air outlet side of the induced draft fan 4; a dehumidification port 22 is also provided on the heat preservation box shell 2, and a dehumidification fan 13 is provided at the dehumidification port 22.

[0032] During operation, the induced draft fan 4 can introduce external air from the air inlet 21, and introduce the air heated by the heating tube 3 into the drying box 7 from the mesh plate on one side, and the dehumidification fan 13 can lead the gas in the drying box 7 from the mesh plate on the other side and discharge it from the heat preservation box shell 2 from the dehumidification port 22; the wall of the heat preservation box shell 2 is filled with heat preservation material, so as to achieve the heat preservation effect and reduce energy waste.

[0033] Furthermore, refer to Figures 1 to 4 As shown, in this embodiment, three induced draft fans 4 are provided on the top of the drying box 7, and the inlet end of the induced draft fan 4 faces the air inlet 21; the heating pipe 3 is installed on the top of the drying box 7 and is located on the left side of the induced draft fan 4; the dehumidification port 22 is opened at the bottom of the rear wall of the insulation box shell 2.

[0034] In order to improve the practicality of this solution, further, in this solution, four threaded screws 5 are installed on the top of the drying box 7, and through holes are provided around the infrared plate 6 corresponding to the threaded screws 5, and the infrared plate 6 can be mounted on the threaded screws 5 through the through holes; a lower nut 501 is screwed on the threaded screw 5, and the lower nut 501 is located below the infrared plate 6 to limit the infrared plate 6; a hole is opened on the top of the drying box 7 corresponding to the threaded screw 5; an upper nut 502 is screwed on the top of the threaded screw 5 after passing through the hole upward; by adjusting the positions of the upper nut 502 and the lower nut 501 up and down, the installation height of the infrared plate 6 can be adjusted, and then the distance between the infrared plate 6 and the drying object can be adjusted, so that this solution can be suitable for drying materials of different types.

[0035] In this embodiment, reference Figure 3 , Figure 5 As shown, a loading tray 8 for weighing the dried objects is provided in the drying box 7, and a large number of mesh holes are provided on the loading tray 8. The infrared plate 6 is parallel to the loading tray 8 so that more infrared rays can be radiated to the dried objects. A weighing sensor support shell 14 is provided at the bottom of the heat preservation box shell 2, and a weighing sensor 10 is installed in the weighing sensor support shell 14. A support rod 9 is installed on the weighing sensor 10, and the top of the support rod 9 is inserted into the drying box 7 upward, and the loading tray 8 is installed on the support rod 9. The weight in the loading tray 8 can be transferred to the weighing sensor 10 through the support rod 9, so as to weigh the weight of the material in real time.

[0036] Furthermore, in this solution, a temperature and humidity sensor 16 is provided on the right side inside the drying box 7, and a controller 1 is provided on the left side of the insulation box shell 2; the infrared plate 6, the temperature and humidity sensor 16, the weighing sensor 10, the induced draft fan 4, the heating tube 3, and the dehumidification fan 13 are all electrically connected to the controller 1.

[0037] Further, refer to Figure 3 As shown, in this embodiment, an air distribution plate 11 is installed on the left side of the drying box 7, and circular holes are evenly opened on the air distribution plate 11; the circular holes on the air distribution plate 11 are staggered with the circular holes on the mesh plate, and the aperture of the circular holes on the air distribution plate 11 is larger than the aperture of the circular holes on the mesh plate.

[0038] Optionally, in this embodiment, refer to Figure 6 As shown, a vertical partition 23 is vertically provided on the rear wall of the drying box 7, and the vertical partition 23 is arranged above the dehumidification fan 13. The vertical partition 23 can separate the upper gap between the rear wall of the drying box 7 and the rear wall of the insulation box shell 2 to prevent the hot air heated by the heating pipe from circulating back to the induced draft fan 4 from the gap.

[0039] Drying oven operating principle:

[0040] Before heating the material, the upper nut and the lower nut matched with the threaded screw 5 are rotated to adjust the distance between the infrared plate 6 and the different drying materials; during drying, the controller 1 controls the heating tube 3, the induced draft fan 4, the infrared plate 6, and the weighing sensor 10 to start. At this time, the heating tube 3 generates heat, the infrared plate 6 radiates infrared rays, and the outside air is sucked into the induced draft fan 4 through the air inlet 21, flows through the upper side of the drying box 7, the heating tube 3 and the air distribution plate 11 to reach the inside of the drying box 7, and dries the dried material; the airflow returns to the induced draft fan 4 through the right side of the drying box 7, forming a hot air cycle. When the weight of the dried material reaches the requirement, the dryer stops working.

[0041] When the drying humidity is too high, the current humidity can be transmitted to the controller 1 through the temperature and humidity sensor 16, and the controller 1 controls the dehumidification fan 13 to start and reduce the humidity in the drying box 7.

[0042] The above is only a preferred embodiment of the utility model. It should be understood that the utility model is not limited to the form disclosed herein, and should not be regarded as excluding other embodiments, but can be used in various other combinations, modifications and environments, and can be modified within the scope of the concept described herein through the above teachings or the technology or knowledge of the relevant field. The changes and modifications made by those skilled in the art do not deviate from the spirit and scope of the utility model, and should be within the scope of protection of the claims attached to the utility model.

Claims

1. An intelligent and widely compatible infrared hot air combined drying oven, characterized by: It comprises a heat preservation box shell (2), a drying box (7), and an infrared panel (6), wherein the infrared panel (6) is arranged on the upper side of the drying box (7); The front side of the heat preservation box shell (2) is provided with a feed inlet, and a door panel (15) is provided at the feed inlet; The drying box (7) is arranged inside the heat preservation box shell (2), and an opening corresponding to the feed port is provided on the front side of the drying box (7); The left and right side walls of the drying box (7) are respectively a mesh plate, the heat preservation box shell (2) is provided with an air inlet (21) connected to the atmosphere, and the heat preservation box shell (2) is also provided with an induced draft fan (4) and a heating pipe (3), and the heating pipe (3) is located on the air outlet side of the induced draft fan (4); The heat preservation box shell (2) is also provided with a dehumidification port (22), and a dehumidification fan (13) is provided at the dehumidification port (22).

2. The intelligent wide-compatible infrared hot air combined drying oven according to claim 1 is characterized in that: A plurality of threaded screw rods (5) are installed on the top of the drying box (7), and through holes are arranged around the infrared plate (6), and the infrared plate (6) can be mounted on the threaded screw rods (5) through the through holes; A lower nut (501) is also screwed onto the threaded screw rod (5), and the lower nut (501) is located below the infrared plate (6) to limit the infrared plate (6).

3. The intelligent wide-compatible infrared hot air combined drying oven according to claim 2 is characterized in that: The top of the drying box (7) is provided with a hole corresponding to the threaded screw (5); The top of the threaded screw rod (5) passes through the hole upwards and is then screwed with an upper nut (502).

4. The intelligent wide-compatible infrared hot air combined drying oven according to claim 1 is characterized in that: The drying box (7) is also provided with a loading tray (8), and the infrared plate (6) is parallel to the loading tray (8); A weighing sensor support shell (14) is provided at the bottom of the heat preservation box shell (2), a weighing sensor (10) is installed in the weighing sensor support shell (14), a support rod (9) is installed on the weighing sensor (10), the support rod (9) penetrates upward into the drying box (7), and the loading plate (8) is installed on the support rod (9).

5. The intelligent wide-compatible infrared hot air combined drying oven according to claim 4 is characterized in that: A temperature and humidity sensor (16) is provided on the right side of the drying box (7), and a controller (1) is provided on the left side of the heat preservation box housing (2); The infrared panel (6), the temperature and humidity sensor (16), the weighing sensor (10), the induced draft fan (4), the heating tube (3), and the dehumidification fan (13) are all electrically connected to the controller (1).

6. An intelligent wide-compatible infrared hot air combined drying oven according to any one of claims 1 to 5, characterized in that: An air distribution plate (11) is installed on the left side of the drying box (7), and circular holes are evenly opened on the air distribution plate (11).

7. The intelligent wide-compatible infrared hot air combined drying oven according to claim 6, characterized in that: The diameter of the circular holes on the air distribution plate (11) is larger than the diameter of the circular holes on the mesh plate.

8. The intelligent widely compatible infrared hot air combined drying oven according to claim 6, characterized in that: The air inlet (21) is provided at the top of the right wall of the heat preservation box shell (2), and three induced draft fans (4) are provided at the top of the drying box (7), and the inlet ends of the induced draft fans (4) face the air inlet (21); The heating pipe (3) is installed on the top of the drying box (7) and is located on the left side of the induced draft fan (4); The moisture discharge port (22) is arranged at the bottom of the rear wall of the heat preservation box shell (2).

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