Loosening and moisture regaining device

Abstract

The utility model relates to a loosening and moisture regaining device. The loosening and moisture regaining device comprises a barrel, a hot air circulation mechanism and a moisture removing mechanism, the barrel is provided with a containing cavity, the feeding end of the barrel is provided with a first input port and a feeding port, and the discharging end of the barrel is provided with a first output port and a discharging port. The hot air circulation mechanism comprises a heating and humidifying assembly, a hot air circulation pipeline and a first air supply assembly, one end of the hot air circulation pipeline is connected with the first input port through the heating and humidifying assembly, the other end of the hot air circulation pipeline is connected with the first output port, and the first air supply assembly is installed on the hot air circulation pipeline. The moisture removal mechanism comprises a first moisture removal pipe, a second moisture removal pipe, a second air supply assembly and an exhaust pipe. The second air supply assembly conducts moisture removal and dust removal on the feeding port and the discharging port through the first moisture removal pipe and the second moisture removal pipe. The loosening and moisture regaining device has the advantages of being good in production quality and high in efficiency.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of tobacco production equipment, in particular to a loose re-humidification device. BACKGROUND

[0002] In the tobacco processing equipment, the loose re-humidification device is a key equipment for processing tobacco leaves, and its main function is to re-humidify the tobacco leaves through hot air circulation, to realize uniform heating and humidity adjustment of the tobacco leaves, so that the tobacco leaves reach a loose and soft process state.

[0003] The loose re-humidification device places the tobacco leaves into a cylinder, and then connects the input end and the output end of the cylinder with a hot air circulation mechanism, so as to re-humidify the tobacco leaves in the cylinder through hot air circulation, and the hot air circulation mechanism also sets a moisture removal mechanism at the output end of the cylinder to remove the moisture of the tobacco leaves in the output cylinder. However, in the current loose re-humidification device, the moisture removal mechanism and the hot air circulation mechanism adopt a pipeline parallel design, the moisture removal pipeline and the hot air circulation pipeline share the same pipeline, which leads to difficult air volume control, and the hot air circulation mechanism directly sets a heat exchanger in the cylinder, so that the circulating temperature of the hot air is unstable, which cannot reach the process index, and affects the production efficiency. Therefore, the current loose re-humidification device has the defects of poor production quality and low efficiency. CONTENT OF THE UTILITY MODEL

[0004] Therefore, it is necessary to provide a loose re-humidification device aiming at the problems of poor production quality and low efficiency of the current loose re-humidification device.

[0005] The utility model provides a loose re-humidification device, which comprises:

[0006] A cylinder is provided with a containing cavity, the feeding end of the cylinder is provided with a first input port and a feeding port, the discharging end of the cylinder is provided with a first output port and a discharging port, and the first input port, the feeding port, the first output port and the discharging port are all in communication with the containing cavity;

[0007] A hot air circulation mechanism is provided, which comprises a heating and humidifying assembly, a hot air circulation pipeline and a first air supply assembly, the output end of the heating and humidifying assembly is connected with the first input port, one end of the hot air circulation pipeline is connected with the input end of the heating and humidifying assembly, the other end of the hot air circulation pipeline is connected with the first output port, and the first air supply assembly is installed on the hot air circulation pipeline;

[0008] and a moisture removal mechanism, the moisture removal mechanism comprising a first moisture removal pipe, a second moisture removal pipe, a second air supply assembly and an exhaust pipe, one end of the first moisture removal pipe being arranged at the feeding port, the other end of the first moisture removal pipe being connected with an input end of the second air supply assembly, one end of the second moisture removal pipe being arranged at the discharging port, the other end of the second moisture removal pipe being connected with the input end of the second air supply assembly, an output end of the second air supply assembly being connected with the exhaust pipe.

[0009] In one of the embodiments, the hot air circulation pipe is provided with a moisture removal port, the second moisture removal pipe further comprises a hot air connection branch pipe, one end of the hot air connection branch pipe being connected with the moisture removal port, the other end of the hot air connection branch pipe being communicated with the second moisture removal pipe, the hot air connection branch pipe being provided with a first regulating valve.

[0010] In one of the embodiments, the heating and humidifying assembly comprises a shell, a heat exchanger, a humidifying pipe, a steam pipe and a water outlet pipe, the shell being provided with a heating chamber, the heat exchanger being arranged in the heating chamber, an input end of the heating chamber being connected with the hot air circulation pipe, an output end of the heating chamber being connected with the first input port, an output end of the steam pipe being connected with the heat exchanger, an input end of the steam pipe being used for connecting a steam generator, the water outlet pipe being connected with the heat exchanger, an output end of the humidifying pipe being arranged in the heating chamber, an input end of the humidifying pipe being used for connecting a steam generator.

[0011] In one of the embodiments, the hot air circulation mechanism further comprises an air inlet cover, the hot air circulation pipe being connected with the first output port through the air inlet cover.

[0012] In one of the embodiments, the hot air circulation mechanism further comprises a drainage pipe, the drainage pipe being connected with the hot air circulation pipe, the drainage pipe being provided with a second regulating valve.

[0013] In one of the embodiments, the hot air circulation mechanism further comprises a cleaning pipe, the cleaning pipe being arranged in the hot air circulation pipe, a portion of the cleaning pipe in the hot air circulation pipe being provided with a plurality of spray holes, an input end of the cleaning pipe being connected with a water source, and the input end of the cleaning pipe being provided with a control valve.

[0014] In one of the embodiments, the moisture removal mechanism further comprises a material blocking net, the material blocking net being mounted at one end of the first moisture removal pipe arranged at the feeding port.

[0015] In one of the embodiments, the moisture removal mechanism further comprises a discharging moisture removal cover, the discharging moisture removal cover being connected with one end of the second moisture removal pipe arranged at the discharging port.

[0016] In one of the embodiments, the loose moisture recovery device further comprises a dust removal assembly, and the output end of the exhaust pipe is connected with the dust removal assembly.

[0017] In one of the embodiments, the hot air circulation mechanism further comprises a first temperature detector and a second temperature detector, the first temperature detector is arranged at one end of the hot air circulation pipeline, and the second temperature detector is arranged at the other end of the hot air circulation pipeline.

[0018] The loose moisture recovery device avoids that the hot air circulation mechanism and the moisture removal mechanism share the same pipeline by connecting the two ends of the hot air circulation mechanism with the first input port and the first output port of the barrel body and arranging the two ends of the moisture removal mechanism at the discharge port and the feeding port of the barrel body. The hot air circulation mechanism is provided with a heating and humidifying assembly connected with the first input port at the input end of the hot air circulation pipeline, and the first fan assembly is arranged in the hot air circulation pipeline to drive the humid hot air generated by the heating and humidifying assembly to circulate in the accommodation cavity and the hot air circulation pipeline, so as to perform moisture recovery treatment on the tobacco leaves in the accommodation cavity. The moisture removal mechanism performs air extraction on the first moisture removal pipeline and the second moisture removal pipeline through the second air supply assembly, so that the first moisture removal pipeline removes dust and moisture from the feeding port, the second moisture removal pipeline removes moisture from the discharge port, and then the wet air is discharged from the exhaust pipe. The first air supply assembly and the second air supply assembly are respectively controlled to control the air volume of the hot air circulation and the moisture removal, so that the air volume of the hot air circulation and the air volume of the moisture removal can be accurately controlled, the stability of the hot air circulation temperature is improved, the quality and efficiency of the loose moisture recovery device for processing tobacco leaves are improved, and the device has the advantages of good production quality and high efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 The structure diagram of the loose moisture recovery device is shown.

[0020] Figure 2 The structure diagram of the hot air circulation mechanism of the loose moisture recovery device is shown.

[0021] Figure 3 The structure diagram of the moisture removal mechanism of the loose moisture recovery device is shown.

[0022] REFERENCE NUMERALS

[0023] 100, barrel body; 100A, accommodation cavity; 110, feeding end; 120, discharge end;

[0024] 200, hot air circulation mechanism; 210, heating and humidifying assembly; 211, housing; 211A, heating chamber; 212, heat exchanger; 213, humidifying tube; 214, steam tube; 215, water outlet tube; 220, hot air circulation pipeline; 220A, moisture discharge port; 230, first air supply assembly; 231, first fan; 232, first impeller; 240, air inlet cover; 250, water discharge pipeline; 251, second regulating valve; 260, cleaning tube; 260A, injection hole; 270, first temperature detector; 280, second temperature detector;

[0025] 300, moisture discharge mechanism; 310, first moisture discharge tube; 320, second moisture discharge tube; 321, hot air connection branch pipe; 322, first regulating valve; 330, second air supply assembly; 340, exhaust pipe; 350, blocking mesh; 360, discharge moisture discharge cover. DETAILED DESCRIPTION

[0026] In order to make the above objectives, features and advantages of the present application more apparent, specific embodiments of the present application are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. However, the present application can be practiced in a variety of ways other than those described herein without departing from the spirit of the present application, and it is understood that similar modifications can be made by those skilled in the art in the light of the above teachings. Therefore, the present application is not limited to the specific embodiments disclosed below.

[0027] In the description of the present application, it should be understood that if these terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like appear, these terms indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the purpose of facilitating the description of the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0028] In addition, if these terms "first", "second" appear, these terms are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features referred to. Therefore, the features limited by "first", "second" can explicitly or implicitly include at least one of the features. In the description of the present application, if the term "a plurality of" appears, the meaning of "a plurality of" is at least two, for example, two, three, etc., unless otherwise specifically limited.

[0029] In the present application, unless specifically defined otherwise, if there is an appearance of the terms "installation", "connection", "connection", "fixation" and the like, these terms should be understood in a broad sense. For example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the internal communication of two elements or the interaction relationship between two elements, unless otherwise explicitly defined. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0030] In the present application, unless specifically defined otherwise, if there is a description of the first feature "on" or "below" the second feature and the like, it can mean that the first and second features are in direct contact, or the first and second features are indirectly in contact through an intermediate medium. Moreover, the first feature "above", "above" and "above" the second feature can be the first feature directly above or obliquely above the second feature, or it can only mean that the first feature is higher than the second feature in horizontal height. The first feature "below", "below" and "below" the second feature can be the first feature directly below or obliquely below the second feature, or it can only mean that the first feature is less than the second feature in horizontal height.

[0031] It should be noted that if an element is referred to as "fixed to" or "provided on" another element, it can be directly on another element or there can be a middle element. If an element is considered to be "connected" to another element, it can be directly connected to another element or there can be a middle element. If present, the terms "vertical", "horizontal", "up", "down", "left", "right" and similar expressions used in the present application are only for illustrative purposes and do not represent the only implementation.

[0032] Reference Figure 1, a structure schematic diagram of a loose moisture recovery device in an embodiment of the present application is shown, the loose moisture recovery device comprises a barrel 100, a hot air circulation mechanism 200 and a moisture removal mechanism 300, the barrel 100 is provided with a containing cavity 100A, the feeding end 110 of the barrel 100 is provided with a first input port and a feeding port, the discharging end 120 of the barrel 100 is provided with a first output port and a discharging port, and the first input port, the feeding port, the first output port and the discharging port all communicate with the containing cavity 100A. The hot air circulation mechanism 200 comprises a heating and humidifying assembly 210, a hot air circulation pipeline 220 and a first air supply assembly 230, the output end of the heating and humidifying assembly 210 is connected with the first input port, one end of the hot air circulation pipeline 220 is connected with the input end of the heating and humidifying assembly 210, the other end of the hot air circulation pipeline 220 is connected with the first output port, and the first air supply assembly 230 is installed on the hot air circulation pipeline 220. The moisture removal mechanism 300 comprises a first moisture removal pipeline 310, a second moisture removal pipeline 320, a second air supply assembly 330 and an exhaust pipeline 340, one end of the first moisture removal pipeline 310 is arranged at the feeding port, the other end of the first moisture removal pipeline 310 is connected with the input end of the second air supply assembly 330, one end of the second moisture removal pipeline 320 is arranged at the discharging port, the other end of the second moisture removal pipeline 320 is connected with the input end of the second air supply assembly 330, and the output end of the second air supply assembly 330 is connected with the exhaust pipeline 340.

[0033] The loose moisture recovery device described in the embodiments of the present application avoids that the hot air circulation mechanism 200 and the moisture removal mechanism 300 share the same pipeline by connecting the two ends of the hot air circulation mechanism 200 to the first input port and the first output port of the barrel 100 and arranging the two ends of the moisture removal mechanism 300 at the discharging port and the feeding port of the barrel 100. The heating and humidifying assembly 210 is arranged at the input end of the hot air circulation pipeline 220 to connect the first input port, the heating and humidifying assembly 210 generates humid hot air by heating and humidifying the circulating air input into the containing cavity 100A, the first air fan assembly 230 is arranged in the hot air circulation pipeline 220 to drive the circulating flow in the containing cavity 100A and the hot air circulation pipeline 220, so that the humid hot air performs moisture recovery treatment on the tobacco leaves in the containing cavity 100A. The second air supply assembly 330 draws air from the first moisture removal pipeline 310 and the second moisture removal pipeline 320, so that the first moisture removal pipeline 310 removes dust and moisture from the feeding port, the second moisture removal pipeline 320 removes moisture from the discharging port, and then the second air supply assembly 330 discharges the humid air through the exhaust pipeline 340.

[0034] The loose moisture recovery device provided by the embodiment of the present application has the advantages that the air volume of the hot air circulation and the air volume of the moisture removal can be accurately controlled by separately arranging the hot air circulation mechanism 200 and the moisture removal mechanism 300, separately controlling the first air supply assembly 230 to control the hot air circulation, and separately controlling the second air supply assembly 330 to control the moisture removal, the stability of the hot air circulation temperature is improved, the quality and efficiency of the loose moisture recovery device for processing the tobacco leaves are improved, the energy waste and the production cost are reduced, and the loose moisture recovery device has the advantages of good production quality and high efficiency.

[0035] In combination Figure 2 , a structure diagram of the hot air circulation mechanism 200 of the loose moisture recovery device in the embodiment of the present application is shown, in an optional embodiment, the first air supply assembly 230 includes a first fan 231 and a first impeller 232, the first fan 231 is arranged in the hot air circulation pipeline 220, the rotating shaft of the first fan 231 is connected to the first impeller 232, the first fan 231 drives the first impeller 232 to rotate, thereby driving the humid hot air to flow in the hot air circulation pipeline 220 and the cylinder 100, and the tobacco leaves are subjected to the moisture recovery treatment. On the other hand, the second air supply assembly 330 includes a second fan and a second impeller, the rotating shaft of the second fan is connected to the second impeller, the second fan extracts the humid air through the first moisture removal pipeline 310 and the second moisture removal pipeline 320, and then the humid air is discharged through the exhaust pipeline 340, thereby avoiding the input or output tobacco leaves from being damp, and improving the processing quality.

[0036] In some embodiments, as shown in Figures 1 to 3 , the hot air circulation pipeline 220 is provided with a moisture removal port 220A, the second moisture removal pipeline 320 further includes a hot air connection branch pipeline 321, one end of the hot air connection branch pipeline 321 is connected to the moisture removal port 220A, the other end of the hot air connection branch pipeline 321 is in communication with the second moisture removal pipeline 320, and the hot air connection branch pipeline 321 is provided with a first adjusting valve 322. When the tobacco leaves are subjected to the moisture recovery treatment in the cylinder 100, the humid hot air will generate the odor after contacting the tobacco leaves, if the odor is always circulated in the hot air circulation mechanism 200 and the cylinder 100, the odor will be continuously accumulated, thereby affecting the quality of the tobacco leaves. Therefore, the hot air connection branch pipeline 321 is arranged to connect the hot air circulation pipeline 220 and the second moisture removal pipeline 320, and the first adjusting valve 322 is arranged on the hot air connection branch pipeline 321, thereby controlling a certain amount of circulating hot air to enter the second moisture removal pipeline 320 from the hot air connection branch pipeline 321 through the first adjusting valve 322, the circulating hot air is continuously updated, the odor accumulation is avoided, and the production quality and stability of the tobacco leaves are improved.

[0037] In an exemplary embodiment, the first adjusting valve 322 is an electric adjusting valve, and the electric adjusting valve has the advantages of high adjusting accuracy and convenient adjustment.

[0038] In an optional embodiment, as shown in Figure 1As shown, the heating and humidifying assembly 210 comprises a shell 211, a heat exchanger 212, a humidifying pipe 213, a steam pipe 214 and a water outlet pipe 215, the shell 211 is provided with a heating chamber 211A, the heat exchanger 212 is arranged in the heating chamber 211A, an input end of the heating chamber 211A is connected with the hot air circulation pipeline 220, an output end of the heating chamber 211A is connected with the first input port, an output end of the steam pipe 214 is connected with the heat exchanger 212, an input end of the steam pipe 214 is used for connecting a steam generator, the water outlet pipe 215 is connected with the heat exchanger 212, an output end of the humidifying pipe 213 is arranged in the heating chamber 211A, and an input end of the humidifying pipe 213 is used for connecting the steam generator.

[0039] In the embodiment, the heat exchanger 212 is arranged in the heating chamber 211A of the shell 211, the heat exchanger 212 is heated by the steam input through the steam pipe 214, so that the air in the heating chamber 211A is heated, and the heat exchanger 212 generates condensed water in the heat exchange process, which can be discharged through the water outlet pipe 215. The hot air in the heating chamber 211A is humidified through the humidifying pipe 213, so that the humid hot air enters the accommodating cavity 100A of the shell 100 after being formed in the heating chamber 211A, the efficiency of heat exchange is optimized, the humid hot air is more uniformly used for the moisture recovery treatment of the tobacco leaves, the performance of the loose moisture recovery device is significantly improved, the processing quality of the moisture recovery treatment of the tobacco leaves is improved, and the energy waste and production cost are reduced.

[0040] In an exemplary embodiment, the shell 211 is made of stainless steel, and the heat exchanger 212 is a sheet-type heat exchanger, which has the advantage of high heat exchange efficiency. The humidifying pipe 213 is provided with a pneumatic diaphragm valve, a steam flowmeter and a filter, the pneumatic diaphragm valve and the steam flowmeter can conveniently control the amount of steam entering the heating chamber 211A, and the filter can filter impurities in the steam. The steam pipe 214 is provided with an electro-pneumatic regulating valve, a filter and a stop valve, the electro-pneumatic regulating valve and the stop valve can conveniently control the amount of steam input into the heat exchanger 212, and the filter can filter impurities in the steam. The water outlet pipe 215 is provided with a stop valve, a trap, a sight glass, a pressure gauge and a check valve, which can conveniently control and monitor the drainage of the heat exchanger 212.

[0041] In an alternative embodiment, as shown in FIG. 6, the heating and humidifying assembly 210 comprises a shell 211, a heat exchanger 212, a humidifying pipe 213, a steam pipe 214 and a water outlet pipe 215, the shell 211 is provided with a heating chamber 211A, the heat exchanger 212 is arranged in the heating chamber 211A, an input end of the heating chamber 211A is connected with the hot air circulation pipeline 220, an output end of the heating chamber 211A is connected with the first input port, an output end of the steam pipe 214 is connected with the heat exchanger 212, an input end of the steam pipe 214 is used for connecting a steam generator, the water outlet pipe 215 is connected with the heat exchanger 212, an output end of the humidifying pipe 213 is arranged in the heating chamber 211A, and an input end of the humidifying pipe 213 is used for connecting the steam generator. Figure 1 and Figure 2As shown, the hot air circulation mechanism 200 further comprises an air inlet cover 240, and the hot air circulation pipeline 220 is connected with the first output port through the air inlet cover 240. The circulating hot air in the cylinder 100 is output to the hot air circulation pipeline 220 through the first output port, and therefore the tobacco leaves in the cylinder 100 can be carried into the hot air circulation pipeline 220 by the circulating hot air, which can cause the hot air circulation pipeline 220 to be blocked so that the hot air cannot pass through smoothly, thereby affecting the airflow distribution of the whole system, affecting the processing quality of the tobacco leaves, and reducing the processing efficiency of the loose rehydration device. Therefore, in the embodiment, the air inlet cover 240 is arranged between the hot air circulation pipeline 220 and the first output port for connection, and the air inlet cover 240 is isolated from the tobacco leaves entering the hot air circulation pipeline 220 by only the hot air, so as to avoid the tobacco leaves from blocking and affecting the processing quality and the processing efficiency of the loose rehydration device.

[0042] In an exemplary embodiment, the air inlet cover 240 is provided with a mesh plate for blocking the tobacco leaves from entering the hot air circulation pipeline 220 from the accommodating cavity 100A.

[0043] In an alternative embodiment, as shown in Figure 2 As shown, the hot air circulation mechanism 200 further comprises a drainage pipeline 250 connected with the hot air circulation pipeline 220, and the drainage pipeline 250 is provided with a second adjusting valve 251. In the process of hot air circulation, when the wet hot air passes through the hot air circulation pipeline 220, the wet hot air can be condensed to form water droplets due to temperature fluctuations or encountering a cooling area. The function of the drainage pipeline 250 is to timely drain the condensed water in the hot air circulation pipeline 220, prevent the water from stagnating in the hot air circulation pipeline 220, and avoid affecting the efficiency and effect of the hot air circulation.

[0044] In an exemplary embodiment, the drainage pipeline 250 is provided with a solenoid valve for controlling the discharge of the condensed water.

[0045] In an alternative embodiment, as shown in Figure 2 As shown, the hot air circulation mechanism 200 further comprises a cleaning pipeline 260 arranged in the hot air circulation pipeline 220, and a part of the cleaning pipeline 260 in the hot air circulation pipeline 220 is provided with a plurality of spray holes 260A. The input end of the cleaning pipeline 260 is connected with a water source, and the input end of the cleaning pipeline 260 is provided with a control valve. In the non-production state, the cleaning pipeline 260 sprays cleaning water from the spray holes 260A by controlling the control valve, so as to clean the hot air circulation pipeline 220, maintain the cleanliness of the hot air circulation pipeline 220, and avoid affecting the efficiency and effect of the hot air circulation.

[0046] In an exemplary embodiment, the control valve is a solenoid valve, which can conveniently control the opening or closing of the cleaning pipeline 260.

[0047] In an alternative embodiment, as shown inFigure 3 As shown, the moisture removal mechanism 300 further comprises a material blocking net 350 installed at one end of the first moisture removal pipe 310 arranged at the inlet port. When the tobacco leaves enter the cylinder 100 through the self-excited vibration chute, some dust and small tobacco leaves will be thrown up. By arranging the material blocking net at the input end of the first moisture removal pipe 310, the first moisture removal pipe 310 can prevent the tobacco leaves from being sucked away during dust removal and moisture removal of the inlet port.

[0048] In an optional embodiment, as shown in Figure 3 As shown, the moisture removal mechanism 300 further comprises a material blocking net 350 installed at one end of the first moisture removal pipe 310 arranged at the inlet port. When the tobacco leaves enter the cylinder 100 through the self-excited vibration chute, some dust and small tobacco leaves will be thrown up. By arranging the material blocking net at the input end of the first moisture removal pipe 310, the first moisture removal pipe 310 can prevent the tobacco leaves from being sucked away during dust removal and moisture removal of the inlet port.

[0049] In an exemplary embodiment, the material blocking net 350 is made of stainless steel, and the input end opening of the material blocking net 350 is arranged on the self-excited vibration chute of the outlet port. A tapered structure is formed from the input end opening to the output end opening, so as to ensure accurate moisture removal of the output tobacco leaves.

[0050] In an optional embodiment, the loose rehydration device further comprises a dust removal assembly connected with the output end of the exhaust pipe 340. By connecting the exhaust pipe 340 with the dust removal assembly, the exhaust gas output can be treated by the dust removal assembly, so as to ensure clean operation of the loose rehydration device.

[0051] Further, the exhaust pipe 340 is also provided with an air regulating valve, which can control the exhaust amount of the exhaust pipe 340.

[0052] In an exemplary embodiment, the dust removal assembly is a key device for filtering dust and ensuring clean operation in the hot air circulation device, which comprises a box body, a filter unit, a pulse dust cleaning unit and a dust collecting hopper. The inner wall of the box body is provided with a flow guide plate to optimize air flow distribution, and the dust collecting hopper is designed with a taper to prevent dust accumulation. The filter unit can be a wet and heat resistant PTFE membrane cloth bag or a metal filter element. The pulse dust cleaning system comprises a blowing pipe and an electromagnetic pulse valve. During operation, the dust-containing air is guided and slowed down by the flow guide plate, and the fine dust is captured by the filter unit through inertia collision, screening and other actions. The clean air is discharged into the atmosphere. When the pressure difference of the filter unit reaches a set value, the pulse valve sprays compressed air to shake the filter unit to discharge dust, which falls into the dust collecting hopper for collection.

[0053] In an optional embodiment, as shown in Figure 1 and Figure 2As shown, the hot air circulation mechanism 200 further comprises a first temperature detector 270 and a second temperature detector 280, the first temperature detector 270 is arranged at one end of the hot air circulation pipeline 220, and the second temperature detector 280 is arranged at the other end of the hot air circulation pipeline 220. By arranging the first temperature detector 270 and the second temperature detector 280 at both ends of the hot air circulation pipeline 220 respectively, the output hot air temperature and the input hot air temperature of the cylinder body 100 are detected, thereby providing data support for controlling the heating and humidifying assembly 210.

[0054] In an optional embodiment, the loose moisture recovery device further comprises a controller, and the heating and humidifying assembly 210, the first air supply assembly 230, the second air supply assembly 330, the first regulating valve 322, the first temperature detector 270 and the second temperature detector 280 are electrically connected with the controller.

[0055] The technical features of the above-mentioned embodiments can be combined arbitrarily. In order to make the description simple, all possible combinations of the technical features in the above-mentioned embodiments are not described, however, as long as the combinations of the technical features do not exist contradictory, it should be considered that they are within the scope of the present application.

[0056] The above-mentioned embodiments only express several implementation manners of the present application, the description is more specific and detailed, but it should not be understood as a limitation to the patent application scope. It should be pointed out that, for ordinary skilled in the art, without departing from the concept of the present application, several modifications and improvements can be made, which are all within the protection scope of the present application. Therefore, the patent protection scope of the present application should be subject to the appended claims.

Claims

1. A loosening and rehydration device, characterized in that, include: The cylindrical body (100) is provided with a receiving cavity (100A). The feeding end (110) of the cylindrical body (100) is provided with a first input port and a feeding port. The discharging end (120) of the cylindrical body (100) is provided with a first output port and a discharging port. The first input port, the feeding port, the first output port and the discharging port are all connected to the receiving cavity (100A). A hot air circulation mechanism (200) includes a heating and humidifying component (210), a hot air circulation duct (220), and a first air supply component (230). The output end of the heating and humidifying component (210) is connected to the first input port. One end of the hot air circulation duct (220) is connected to the input end of the heating and humidifying component (210), and the other end of the hot air circulation duct (220) is connected to the first output port. The first air supply component (230) is installed on the hot air circulation duct (220). A desiccation mechanism (300) includes a first desiccation pipe (310), a second desiccation pipe (320), a second air supply assembly (330), and an exhaust pipe (340). One end of the first desiccation pipe (310) is located at the feed port, and the other end of the first desiccation pipe (310) is connected to the input end of the second air supply assembly (330). One end of the second desiccation pipe (320) is located at the discharge port, and the other end of the second desiccation pipe (320) is connected to the input end of the second air supply assembly (330). The output end of the second air supply assembly (330) is connected to the exhaust pipe (340).

2. The loosening and rehumidification device according to claim 1, characterized in that: The hot air circulation pipe (220) is provided with a dehumidification port (220A). The second dehumidification pipe (320) also includes a hot air connecting branch pipe (321). One end of the hot air connecting branch pipe (321) is connected to the dehumidification port (220A), and the other end of the hot air connecting branch pipe (321) is connected to the second dehumidification pipe (320). The hot air connecting branch pipe (321) is provided with a first regulating valve (322).

3. The loosening and rehumidification device according to claim 1, characterized in that: The heating and humidifying assembly (210) includes a housing (211), a heat exchanger (212), a humidifying pipe (213), a steam pipe (214), and a water outlet pipe (215). The housing (211) is provided with a heating chamber (211A). The heat exchanger (212) is disposed in the heating chamber (211A). The input end of the heating chamber (211A) is connected to the hot air circulation pipe (220). The output end of the heating chamber (211A) is connected to the first input port. The output end of the steam pipe (214) is connected to the heat exchanger (212). The input end of the steam pipe (214) is used to connect to a steam generator. The water outlet pipe (215) is connected to the heat exchanger (212). The output end of the humidifying pipe (213) is disposed in the heating chamber (211A). The input end of the humidifying pipe (213) is used to connect to a steam generator.

4. The loosening and rehumidification device according to claim 1, characterized in that: The hot air circulation mechanism (200) further includes an air inlet hood (240), and the hot air circulation duct (220) is connected to the first output port through the air inlet hood (240).

5. The loosening and rehumidification device according to claim 1, characterized in that: The hot air circulation mechanism (200) also includes a drain pipe (250), which is connected to the hot air circulation pipe (220), and the drain pipe (250) is provided with a second regulating valve (251).

6. The loosening and rehumidification device according to claim 1, characterized in that: The hot air circulation mechanism (200) also includes a cleaning pipe (260), which is disposed in the hot air circulation pipe (220). The portion of the cleaning pipe (260) inside the hot air circulation pipe (220) is provided with multiple spray holes (260A). The input end of the cleaning pipe (260) is connected to a water source, and the input end of the cleaning pipe (260) is provided with a control valve.

7. The loosening and rehumidification device according to claim 1, characterized in that: The dehumidification mechanism (300) also includes a material blocking mesh (350), which is installed on one end of the first dehumidification pipe (310) located at the feed port.

8. The loosening and rehumidification device according to claim 1, characterized in that: The dehumidification mechanism (300) further includes a discharge dehumidification hood (360), which is connected to the second dehumidification pipe (320) and disposed at one end of the discharge port.

9. The loosening and rehumidification device according to claim 1, characterized in that: The loosening and rehydration device also includes a dust removal component, and the output end of the exhaust pipe (340) is connected to the dust removal component.

10. The loosening and rehumidification device according to claim 1, characterized in that: The hot air circulation mechanism (200) further includes a first temperature detector (270) and a second temperature detector (280). The first temperature detector (270) is located at one end of the hot air circulation pipe (220), and the second temperature detector (280) is located at the other end of the hot air circulation pipe (220).

Images