Material drying device

Abstract

The utility model relates to the technical field of deodorization equipment, in particular to a material drying device which comprises a tank body, a first hot air system and a second hot air system, the tank body is provided with a feeding port, a discharging port and an exhaust port, the first hot air system and the second hot air system are communicated with the tank body, and the air outlet end of the first hot air system and the air outlet end of the second hot air system extend into the tank body. The air outlet end of the second hot air system is higher than the air outlet end of the first hot air system; a stirring mechanism is inserted into the tank body, and the stirring end of the stirring mechanism extends into the tank body and is located below the air outlet end of the first hot air system. The temperature difference in the device can be effectively reduced, the drying and deodorizing effects are improved, and the processing efficiency can be improved on the basis of ensuring the processing quality of products.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of deodorization equipment more particularly, relate to a material drying device. BACKGROUND

[0002] Material drying is one of the indispensable links in many material processing processes. For example, in the plastic material processing operation, a dryer needs to be set up to dry the plastic material by feeding it into the dryer, which can realize the dehydration and deodorization of the plastic material. The existing dryer equipment mostly uses a single hot air system to blow hot air into the dryer, resulting in a large temperature difference inside the dryer, which makes it difficult to meet the process requirements for deodorization, and the temperature of the hot air in the dryer fluctuates greatly, which makes the material prone to caking and affects the quality of the material product. Although the current stirring mechanism can be used to prevent caking, it still needs to be connected to the dryer to convey the material, which is not convenient for improving the material processing efficiency. SUMMARY

[0003] The utility model aims at overcoming the deficiency of the prior art that the large temperature difference in the tank affects the processing quality, and provides a material drying device that can effectively reduce the temperature difference in the device, improve the drying and deodorization effect, and improve the processing efficiency while ensuring the processing quality of the product.

[0004] To solve the above technical problems, the utility model adopts the technical scheme of:

[0005] A material drying device is provided, which comprises a tank body, an inlet, an outlet, and an exhaust port are provided on the tank body, and a first hot air system and a second hot air system are connected to the tank body, the outlet ends of the first and second hot air systems extend into the tank body, and the position height of the outlet end of the second hot air system is higher than that of the first hot air system; a stirring mechanism is inserted into the tank body, and the stirring end of the stirring mechanism extends into the tank body and is located below the outlet end of the first hot air system.

[0006] The utility model is a material drying device, the outlet ends of the first and second hot air systems have different position heights, which can realize the reflux circulation of the hot air in the tank body, improve the utilization rate of the hot air in the tank body, reduce the temperature difference in the tank body, and improve the drying and deodorization effect of the material; the setting of the stirring mechanism can prevent the material from caking while drying and improve the processing efficiency; and the setting of the stirring mechanism below the outlet end can also be used to stir the air in the tank body, improve the air flowability, further reduce the temperature difference in the tank body, and improve the material processing quality.

[0007] Preferably, the stirring mechanism comprises a rotating shaft, a helical blade connected to the rotating shaft, a driving member drivingly connected to the rotating shaft, and the rotating shaft is further connected to the air outlet end of the first hot air system through a support structure, and the support structure has a gap.

[0008] Preferably, one end of the rotating shaft near the first hot air system is in a conical structure; the support structure comprises a bearing connected to the air outlet end of the first hot air system, and further comprises a plurality of connecting rods connected to the rotating shaft, the connecting rods are connected to the bearing, and the space between adjacent connecting rods forms the gap. The conical structure can reduce the accumulation of materials at the air outlet end of the first hot air system.

[0009] Preferably, the first hot air system comprises a first fan and a first air duct, the air outlet end of the first hot air system comprises an air guide cover, the first fan is connected to the air guide cover through the first air duct; one end of the rotating shaft is connected to the driving member through a transmission assembly, and the other end is connected to the air guide cover through the support structure.

[0010] Preferably, the second hot air system comprises a second fan and a plurality of second air ducts connected to the second fan, the air outlet end of the second hot air system comprises an air guide opening provided on the second air duct, and the air guide opening is in a horn structure.

[0011] Preferably, the second air duct is slidingly inserted into the top of the tank body, and the second air duct is connected to the tank body through a flange structure.

[0012] Preferably, the tank body further comprises a heat conduction assembly, and the heat conduction assembly comprises a plurality of heat conduction rods connected to the first hot air system.

[0013] Preferably, a first temperature detection assembly and a second temperature detection assembly are inserted into the tank body, a detection end of the first temperature detection assembly extends into the tank body and is located near the air outlet end of the first hot air system, a detection end of the second temperature detection assembly extends into the tank body and is located near the air outlet end of the second hot air system, and a control mechanism is further provided, and the first temperature detection assembly, the second temperature detection assembly, the first hot air system, the second hot air system, and the stirring mechanism are in communication connection with the control mechanism.

[0014] Preferably, the first hot air system is provided with a first air volume control valve, and the second hot air system is provided with a second air volume control valve, and the first air volume control valve and the second air volume control valve are in communication connection with the control mechanism.

[0015] Preferably, the inner side wall of the tank body is provided with a ladder.

[0016] Compared with the prior art, the material drying device has the beneficial effects that:

[0017] 1、The first hot air system and the second hot air system have different position heights at the air outlet end, can realize the reflux circulation of the hot air in the tank body, improve the hot air utilization rate in the tank body, reduce the temperature difference in the tank body, improve the drying and deodorization effects of the material; the setting of the stirring mechanism can be used for preventing the material in the tank body from caking while drying, improving the processing efficiency; and the setting of the stirring mechanism below the air outlet end can also be used for stirring the air in the tank body, improving the air flowability in the tank body, further reducing the temperature difference in the tank body, and improving the material processing quality;

[0018] 2、The setting of the heat conduction assembly can further reduce the temperature difference in the tank body and improve the drying and deodorization effects of the material;

[0019] 3、The setting of the first temperature detection assembly and the second temperature detection assembly can be used for detecting the temperatures at different positions in the tank body, and facilitates the effective adjustment of the first hot air system and the second hot air system. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is a structure schematic view of the material drying device of the utility model;

[0021] Figure 2 It is a structure schematic view of the internal perspective of the material drying device of the utility model;

[0022] Figure 3 It is a structure schematic view of the internal structure of the material drying device of the utility model;

[0023] Figure 4 It is a structure schematic view of the stirring mechanism of the utility model.

[0024] In the drawings: 100, tank body; 110, discharge port; 120, air outlet; 130, three-way valve; 200, first hot air system; 210, first air duct; 220, air guide cover; 230, first air volume control valve; 300, second hot air system; 310, second air duct; 320, air guide port; 330, flange structure; 340, second air volume control valve; 400, stirring mechanism; 410, rotating shaft; 420, spiral blade; 430, driving piece; 440, support structure; 500, heat conduction assembly; 610, first temperature detection assembly; 620, second temperature detection assembly; 630, third temperature detection assembly; 700, ladder. DETAILED DESCRIPTION

[0025] The utility model makes further explanation in combination with specific implementation. Among them, the drawing is only for example explanation, shows only is the schematic diagram, and is not the real object drawing, can not be understood as the limitation to this patent; in order to better illustrate the embodiment of the utility model, the drawing some components will have the omission, enlargement or reduction, and does not represent the size of actual product; for those skilled in the art, it is understandable that some well-known structures in the drawing and its description can be omitted.

[0026] The same or similar reference numerals in the drawings of the embodiments of the utility model correspond to the same or similar components; in the description of the utility model, it is understood that if there are terms "upper", "lower", "left", "right" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawing, only for the convenience of describing the utility model and simplifying the description, and not indicate or imply that the indicated device or element must have a particular orientation, a particular orientation and operation, therefore the positional relationship of the term in the drawing is only for example explanation, can not be understood as the limitation to this patent, for the ordinary skilled in the art, can understand the specific meaning of the above terms according to the specific situation.

[0027] Embodiment one

[0028] As Figures 1 to 4 The first embodiment of the utility model of a kind of material drying device, including jar body 100, be equipped with feed inlet, discharge port 110, exhaust port 120 on jar body 100, still include the first hot air system 200, second hot air system 300 being communicated with jar body 100, the air outlet end of first hot air system 200, second hot air system 300 all stretches into jar body 100, the position height of the air outlet end of second hot air system 300 is higher than the position height of the air outlet end of first hot air system 200;Jar body 100 is inserted with stirring mechanism 400, the stirring end of stirring mechanism 400 stretches into jar body 100, and is located below the air outlet end of first hot air system 200.

[0029] The first hot air system 200 and the second hot air system 300 are provided with different position heights at the air outlet ends, the backflow circulation of the hot air in the tank body 100 can be realized, the utilization rate of the hot air in the tank body 100 is improved, the temperature difference in the tank body 100 is reduced, the drying and deodorization effects of the material are improved, the stirring mechanism 400 is arranged, the material caking can be prevented during drying, and the processing efficiency is improved; and the stirring mechanism 400 is arranged below the air outlet end, and the air in the tank body 100 can be stirred, the air flowability is improved, the temperature difference in the tank body 100 is further reduced, and the material processing quality is improved. The material drying device can be applied to the drying processing of plastic materials. In the embodiment, the bottom of the tank body 100 is a reverse conical structure, the feeding port (not shown in the figure) is arranged at the top of the tank body 100, and the cover body is rotatably connected at the feeding port; the discharge port 110 is arranged at the bottom of the tank body 100, and the three-way valve 130 is arranged at the discharge port 110; the exhaust port 120 is arranged at the top of the tank body 100, and it should be noted that the filter screen structure for preventing material leakage can be arranged at the exhaust port 120.

[0030] As shown in Figures 2 to 4 , the stirring mechanism 400 comprises a rotating shaft 410, a spiral blade 420 connected to the rotating shaft 410, a driving member 430 drivingly connected with the rotating shaft 410, and the rotating shaft 410 is further connected with the air outlet end of the first hot air system 200 through a support structure 440, the support structure 440 has a gap, and the gap can avoid the influence of the support structure 440 on the air outlet of the first hot air system 200. The blade area of the spiral blade 420 gradually decreases in the direction towards the bottom of the tank body 100, which can be matched with the reverse conical structure at the bottom of the tank body 100. In the embodiment, the rotating shaft 410 is vertically arranged, the upper end of the rotating shaft 410 is close to the air outlet end of the first hot air system 200, and the upper end of the rotating shaft 410 is a conical structure; the conical structure can reduce the accumulation of the material at the air outlet end of the first hot air system 200. As shown in Figure 3 and Figure 4 , the support structure 440 comprises a bearing connected to the air outlet end of the first hot air system 200, and further comprises a plurality of connecting rods connected with the rotating shaft 410, the connecting rods are connected with the bearing, and the space between adjacent connecting rods forms a gap; the conical structure at the upper end of the rotating shaft 410 extends out of the bearing.

[0031] As shown in Figures 1 to 3As shown in the figure, the first hot air system 200 comprises a first fan, a first air duct 210, and an air outlet end of the first hot air system 200 comprises an air guide cover 220, which is located near the inverted conical structure of the tank body 100. One end of the first air duct 210 is connected to and communicates with the air guide cover 220, and the other end is connected to and communicates with the first fan. In this embodiment, the first air duct 210 is inserted from the middle of the tank body 100, and the first air duct 210 has an L-shaped structure, which can facilitate the connection of the other end of the first air duct 210 to the first fan outside the tank body 100.

[0032] As shown in the figure, Figure 3 In order to avoid the stirring mechanism 400 from hindering the discharging, the driving member 430 is located at the side of the inverted conical structure, and the lower end of the rotating shaft 410 is connected to the driving member 430 through a transmission assembly. Specifically, the driving member 430 is an electric motor, which is connected to the rotating shaft 410 through a transmission assembly. It should be noted that the transmission assembly can be a gear and rack assembly or a worm and gear assembly, and can also be other assembly structures that can be used for transmission. As shown in the figure, Figure 3 and Figure 4 The upper end of the rotating shaft 410 is connected to the connection position of the air guide cover 220 and the first air duct 210 through a support structure 440. Specifically, a bearing is arranged at the connection position of the air guide cover 220 and the first air duct 210, and the rotating shaft 410 is connected to the bearing through at least two connecting rods, which can improve the stirring stability of the stirring mechanism 400. As a preferred embodiment, the rotating shaft 410 is connected to the bearing through four connecting rods.

[0033] As shown in the figure, Figure 2 and Figure 3 The second hot air system 300 comprises a second fan, a plurality of second air ducts 310 connected to the second fan, and an air outlet end of the second hot air system 300 comprises an air guide opening 320 connected to the second air duct 310, which has a horn-shaped structure. In this embodiment, at least two second air ducts 310 are arranged, and the two second air ducts 310 are located outside the first air duct 210. As a preferred embodiment, four second air ducts 310 are arranged in this embodiment, and the four second air ducts 310 are arranged around the first air duct 210, which can improve the reflux circulation of the hot air in the tank body 100.

[0034] As shown in the figure, Figure 2 and Figure 3As shown, the second air guide pipe 310 is slidingly inserted into the top of the tank body 100, and the second air guide pipe 310 is connected to the tank body 100 through the flange structure 330. In this embodiment, the height of the position of the air guide opening 320 is higher than the height of the position of the air guide cover 220, and the specific height of the position of the air guide opening 320 can be adjusted according to the actual use scene. After the height of the position of the air guide opening 320 is adjusted, the second air guide pipe 310 and the tank body 100 can be connected and fixed through the flange structure 330. Specifically, the flange structure 330 can be a locking flange. It should be noted that the first air guide pipe 210 and the tank body 100 can be fixedly connected or slidingly connected. When the first air guide pipe 210 and the tank body 100 are slidingly connected, the first air guide pipe 210 can also be connected and fixed to the tank body 100 through the locking flange. It should be noted that the first air guide pipe 210 and the second air guide pipe 310 can be provided with filter screen structures to prevent materials from entering by mistake.

[0035] As shown in Figure 1 and Figure 2 The side of the tank body 100 is provided with a first temperature detection assembly 610 and a second temperature detection assembly 620. The detection end of the first temperature detection assembly 610 extends into the tank body 100 and is located near the air outlet end of the first hot air system 200. The detection end of the second temperature detection assembly 620 extends into the tank body 100 and is located near the air outlet end of the second hot air system 300. Specifically, the first temperature detection assembly 610 includes at least two temperature sensors. It should be noted that the first temperature detection assembly 610 can also be a temperature meter. The display end of the temperature meter is arranged on the outside of the tank body 100, which can facilitate the operator to check the current temperature in the tank body 100. In this embodiment, the second temperature detection assembly 620 is arranged at the inverted conical structure, and the structure of the second temperature detection assembly 620 is similar or identical to that of the first temperature detection assembly 610.

[0036] In the embodiment, the material drying device further comprises a control mechanism, and the first temperature detection assembly 610, the second temperature detection assembly 620, the first hot air system 200, the second hot air system 300 and the stirring mechanism 400 are in communication connection with the control mechanism. The first hot air system 200 is provided with a first air volume control valve 230, and the second hot air system 300 is provided with a second air volume control valve 340, and the first air volume control valve 230 and the second air volume control valve 340 are in communication connection with the control mechanism. In the embodiment, the second air volume control valve 340 is connected to each second air guide pipe 310, and the first air volume control valve 230 is connected to the first air guide pipe 210. Specifically, the control mechanism can be a PLC controller, and the first air volume control valve 230, the second air volume control valve 340 and the driving member 430 are electrically connected with the PLC controller. It should be noted that the first air blower and the second air blower can also be electrically connected with the PLC controller, and can be used to control the start and stop of the first air blower and the second air blower.

[0037] The working principle of the material drying device in the embodiment is as follows:

[0038] The plastic material is placed in the tank 100, the first hot air system 200, the second hot air system 300 and the stirring mechanism 400 are started, the first hot air system 200 and the second hot air system 300 convey hot air into the tank 100, the stirring mechanism 400 stirs the plastic material, the first temperature detection assembly 610 and the second temperature detection assembly 620 detect the temperature in the tank 100 in real time, when the temperature in the tank 100 exceeds or is lower than the set threshold value, the first air volume control valve 230 and the second air volume control valve 340 can be regulated and controlled through the control mechanism; after drying and stirring are completed, the plastic material can be discharged from the tank 100 through the three-way valve 130.

[0039] Embodiment two

[0040] The embodiment is a second embodiment of the material drying device of the utility model, and is similar to the first embodiment, and the difference lies in that, as shown in Figs. Figure 2 and Figure 3 As shown in Figs., the tank 100 is further provided with a heat conduction assembly 500, and the heat conduction assembly 500 can further reduce the temperature difference in the tank 100 and improve the material drying and deodorization effect. In the embodiment, the heat conduction assembly 500 comprises a plurality of heat conduction rods connected to the first hot air system 200. Specifically, the heat conduction rods are provided in multiple roots, the heat conduction rods are arranged in an inclined manner, and the multiple heat conduction rods are arranged and connected to the outer wall of the first air guide pipe 210. It should be noted that a reinforcing rib or a reinforcing rod is further arranged between the heat conduction rod and the outer wall of the first air guide pipe 210, which is used to improve the connection stability of the heat conduction assembly 500.

[0041] Embodiment three

[0042] This embodiment is the third embodiment of a material drying device of this utility model. This embodiment is similar to embodiment one or two, except that, as shown in the following... Figure 2 As shown, a third temperature detection component 630 is inserted into the tank 100. The third temperature detection component 630 is positioned between the first temperature detection component 610 and the second temperature detection component 620. The third temperature detection component 630 allows for more accurate acquisition of temperature values ​​at different locations within the tank 100, enabling more precise control of the first hot air system 200 and the second hot air system 300. It should be noted that the structure of the third temperature detection component 630 is similar to or the same as that of the first temperature detection component 610.

[0043] Example 4

[0044] This embodiment is the fourth embodiment of a material drying device of this utility model. This embodiment is similar to any one of embodiments one to three, except that, as Figure 2 and Figure 3 As shown, a ladder 700 is provided on the inner wall of the tank 100. The ladder 700 makes it easy for operators to enter the tank 100 for inspection or maintenance when the material drying device is a large-volume material drying device.

[0045] In the specific implementation of the above embodiments, the technical features can be combined in any non-contradictory way. For the sake of brevity, not all possible combinations of the above technical features are described. However, as long as the combination of these technical features is not contradictory, it should be considered to be within the scope of this specification.

[0046] Obviously, the above embodiments of this utility model are merely examples for clearly illustrating this utility model, and are not intended to limit the implementation of this utility model. Those skilled in the art can make other variations or modifications based on the above description. It is neither necessary nor possible to exhaustively describe all embodiments here. Any modifications, equivalent substitutions, and improvements made within the spirit and principles of this utility model should be included within the protection scope of the claims of this utility model.

Claims

1. A material drying device, comprising a tank (100), wherein the tank (100) is provided with a feed inlet, a discharge outlet (110), and an exhaust outlet (120), characterized in that, It also includes a first hot air system (200) and a second hot air system (300) connected to the tank body (100). The air outlets of the first hot air system (200) and the second hot air system (300) extend into the tank body (100). The air outlet of the second hot air system (300) is positioned higher than the air outlet of the first hot air system (200). A stirring mechanism (400) is inserted into the tank body (100). The stirring end of the stirring mechanism (400) extends into the tank body (100) and is located below the air outlet of the first hot air system (200).

2. The material drying apparatus according to claim 1, characterized in that, The stirring mechanism (400) includes a rotating shaft (410), a spiral blade (420) connected to the rotating shaft (410), and a driving member (430) drivenly connected to the rotating shaft (410). The rotating shaft (410) is also connected to the air outlet of the first hot air system (200) through a support structure (440), and the support structure (440) has a gap.

3. The material drying apparatus according to claim 2, characterized in that, The end of the rotating shaft (410) near the first hot air system (200) is a conical structure; the support structure (440) includes a bearing connected to the air outlet of the first hot air system (200) and a plurality of connecting rods connected to the rotating shaft (410). The connecting rods are connected to the bearing, and the space between adjacent connecting rods constitutes the gap.

4. The material drying apparatus according to claim 2, characterized in that, The first hot air system (200) includes a first fan and a first air duct (210). The air outlet of the first hot air system (200) includes an air guide shroud (220). The first fan is connected to the air guide shroud (220) through the first air duct (210). One end of the rotating shaft (410) is connected to the driving component (430) through a transmission assembly, and the other end is connected to the air guide shroud (220) through the support structure (440).

5. The material drying apparatus according to claim 1, characterized in that, The second hot air system (300) includes a second fan and a plurality of second air ducts (310) connected to the second fan. The air outlet of the second hot air system (300) includes an air duct (320) provided on the second air duct (310), and the air duct (320) has a trumpet-shaped structure.

6. The material drying apparatus according to claim 5, characterized in that, The second air duct (310) is slidably inserted into the top of the tank (100), and the second air duct (310) is connected to the tank (100) through a flange structure (330).

7. The material drying apparatus according to any one of claims 1 to 6, characterized in that, The tank (100) is also provided with a heat-conducting component (500), which includes a plurality of heat-conducting rods connected to the first hot air system (200).

8. The material drying apparatus according to any one of claims 1 to 6, characterized in that, A first temperature detection component (610) and a second temperature detection component (620) are inserted into the tank (100). The detection end of the first temperature detection component (610) extends into the tank (100) and is located near the air outlet of the first hot air system (200). The detection end of the second temperature detection component (620) extends into the tank (100) and is located near the air outlet of the second hot air system (300). It also includes a control mechanism, and the first temperature detection component (610), the second temperature detection component (620), the first hot air system (200), the second hot air system (300), and the stirring mechanism (400) are all communicatively connected to the control mechanism.

9. The material drying apparatus according to claim 8, characterized in that, The first hot air system (200) is provided with a first air volume control valve (230), and the second hot air system (300) is provided with a second air volume control valve (340). Both the first air volume control valve (230) and the second air volume control valve (340) are communicatively connected to the control mechanism.

10. The material drying apparatus according to any one of claims 1 to 6, characterized in that, The inner wall of the tank (100) is provided with a ladder (700).

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