Plastic master batch drying mechanism

Abstract

The utility model provides a plastic master batch drying mechanism, and belongs to the technical field of plastic master batches. The plastic master batch drying mechanism comprises a supporting frame and a feeding assembly installed on one side of the supporting frame, and the feeding assembly is connected with a drying assembly. The feeding assembly comprises a barrel, a feeding auger and a motor, the feeding auger is rotationally installed in the barrel, a driving shaft of the motor is in transmission connection with the feeding auger, and the upper end of the barrel is connected with a material guide pipe; the drying assembly comprises a heating rod and an exhaust fan, the exhaust end of the exhaust fan is communicated with the lower end of the barrel, the exhaust end of the exhaust fan is communicated with the upper end of the barrel, and the heating rod is arranged in the barrel; through air exhaust and air exhaust functions, air flow in the barrel can be effectively controlled, uniform drying is guaranteed, and the heating efficiency is improved; automatic drying and discharging are conducted after feeding, taking-in and taking-out operation is not needed, the operation steps are simplified, and the drying efficiency is improved.

Description

Technical Field

[0001] The present application relates to the field of plastic masterbatch, and in particular to a plastic masterbatch drying mechanism. Background Art

[0002] At present, the most common drying method for plastic particles is hot air drying, which uses high-temperature hot air to dry plastic particles. Common equipment includes hot air dryers, which can quickly evaporate the surface moisture of plastic particles and make them dry. In addition, some equipment will spread the particles on the carrier surface in order to heat the particles evenly.

[0003] The above-mentioned existing technical solutions have the following defects: the existing drying mechanism needs to put the materials in, dry them and then take them out, which is cumbersome to operate. Utility Model Content

[0004] In order to make up for the above shortcomings, the present application provides a plastic masterbatch drying mechanism, which aims to improve the cumbersome operation of taking it in before drying and taking it out after drying.

[0005] An embodiment of the present application provides a plastic masterbatch drying mechanism, comprising a support frame, and a feeding assembly installed on one side of the support frame, wherein the feeding assembly is connected to a drying assembly.

[0006] The feeding assembly includes a barrel, a feeding auger and a motor. The feeding auger is rotatably installed in the barrel, the driving shaft of the motor is transmission-connected to the feeding auger, and a material guide pipe is connected to the upper end of the barrel.

[0007] The drying component includes a heating rod and an exhaust fan, the exhaust end of the exhaust fan is connected to the lower end of the cylinder, the exhaust end of the exhaust fan is connected to the upper end of the cylinder, and the heating rod is arranged in the cylinder.

[0008] In a preferred embodiment of the utility model, the cylinder is fixedly connected to the support frame via a bracket, the motor is fixed to the upper end of the support frame, the exhaust fan is fixed to the lower end of the support frame, and a shock-absorbing foot is installed at the lower end of the support frame.

[0009] In a preferred embodiment of the utility model, drainage holes are provided on the surface of the feeding auger, and the drainage holes are arranged in an array along the spiral surface of the feeding auger.

[0010] In a preferred embodiment of the present invention, a hopper is provided at the lower end of the cylinder, and a rotary joint is installed at the inclined lower end of the material guide pipe.

[0011] In a preferred embodiment of the utility model, a driving wheel is coaxially fixed to the driving shaft of the motor, a driven wheel is coaxially fixed to the upper end of the feeding auger, and the driven wheel is meshed with the driving wheel.

[0012] In a preferred embodiment of the present invention, the inclined upper end of the material guide pipe is butted against the upper side wall of the cylinder body, and an inspection opening is provided on the outer surface of the material guide pipe, at which an inspection cover is installed.

[0013] In a preferred embodiment of the utility model, a heat insulating layer is provided on the outer wall of the cylinder, a receiving groove is provided on the central axis of the feeding auger along the length direction, and the heating rod is movably inserted into the receiving groove.

[0014] In a preferred embodiment of the utility model, a drying tube is arranged between the exhaust end of the exhaust fan and the lower end of the cylinder, a condensation plate is fixed in the drying tube, a concave water storage tank is arranged at the lower end of the condensation plate, and a through hole opened at the bottom of the water storage tank is connected to a guide pipe.

[0015] Beneficial effects: The present application provides a plastic masterbatch drying mechanism, in which a heating rod is arranged in a cylinder to heat the material in the cylinder, and the exhaust end of the exhaust fan is connected to the lower end of the cylinder to extract the moist air in the cylinder after heating, and at the same time form an airflow, so that the air flow in the heating process dries the material, thereby improving the heating and drying efficiency. At the same time, the exhaust end of the exhaust fan is connected to the upper end of the cylinder to introduce the extracted air to form an airflow cycle, making full use of the generated heat and reducing heat loss; through the exhaust and exhaust functions, the gas flow in the cylinder can be effectively controlled to ensure uniform drying and improve heating efficiency;

[0016] The guide pipe set on the upper part of the cylinder is used to guide the material out of the cylinder. The motor drives the feeding auger to rotate, and the material at the bottom is automatically transported to the top, which has the advantages of simple structure, convenient operation and high transportation efficiency; at the same time, the setting of the guide pipe transports the dried material to the required position, ensuring that the material can smoothly enter the next process, and the material is automatically dried and unloaded after loading, without the need for taking it in and out, simplifying the operation steps and improving the drying efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions of the implementation methods of the present application, the drawings required for use in the implementation methods will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the present application and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other related drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1 It is a schematic diagram of the three-dimensional structure of the plastic masterbatch drying mechanism provided in the embodiment of the present application;

[0019] Figure 2 A schematic diagram of a second perspective stereoscopic structure provided by an embodiment of the present application;

[0020] Figure 3 A schematic diagram of a cutaway structure provided for an embodiment of the present application;

[0021] Figure 4 This is a schematic diagram of the cutaway three-dimensional structure of a loading auger provided in an embodiment of the present application.

[0022] In the figure: 100, support frame; 300, feeding assembly; 310, cylinder; 320, feeding auger; 321, drainage vent; 322, driven wheel; 330, motor; 331, driving wheel; 340, hopper; 350, material guide pipe; 500, drying assembly; 510, heating rod; 520, exhaust fan; 530, drying tube; 531, filter screen. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical solution and advantages of the implementation of the utility model clearer, the technical solution in the implementation of the utility model will be clearly and completely described below in conjunction with the drawings in the implementation of the utility model. Obviously, the described implementation is a part of the implementation of the utility model, not all of the implementations. Based on the implementation of the utility model, all other implementations obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] Example

[0025] See also Figure 1-Figure 4 The utility model provides a plastic masterbatch drying mechanism, comprising a support frame 100, a feeding assembly 300 installed on one side of the support frame 100, and the feeding assembly 300 is connected to a drying assembly 500;

[0026] The feeding assembly 300 includes a barrel 310, a feeding auger 320 and a motor 330. The feeding auger 320 is rotatably installed in the barrel 310. The driving shaft of the motor 330 is transmission-connected to the feeding auger 320. The upper end of the barrel 310 is connected to a material guide pipe 350.

[0027] The drying component 500 includes a heating rod 510 and an exhaust fan 520 . The exhaust end of the exhaust fan 520 is connected to the lower end of the cylinder 310 , and the exhaust end of the exhaust fan 520 is connected to the upper end of the cylinder 310 . The heating rod 510 is arranged in the cylinder 310 .

[0028] In a specific embodiment of the utility model, the cylinder 310 is fixedly connected to the support frame 100 through a bracket, the motor 330 is fixed to the upper end of the support frame 100, the exhaust fan 520 is fixed to the lower end of the support frame 100, and a shock-absorbing foot is installed at the lower end of the support frame 100; the cylinder 310 is firmly connected to the support frame 100 through the bracket, which ensures the stability of the entire device. The bottom of the support frame 100 is provided with a shock-absorbing foot, which effectively absorbs ground vibration, reduces noise, and improves the comfort of use. It has the advantages of simple structure, convenient use, shock absorption and noise reduction.

[0029] In a specific embodiment of the utility model, drainage holes 321 are provided on the surface of the feeding auger 320, and the drainage holes 321 are provided in an array along the spiral surface of the feeding auger 320; the feeding auger 320 is an auger used for conveying materials, and drainage holes 321 are designed on its surface; the drainage holes 321 are provided in an array along the spiral surface of the feeding auger 320, so as to ensure that water and moisture can be effectively discharged during the material conveying process, ensure the drying effect, and reduce the material agglomeration caused by water accumulation, so as to ensure the quality and conveying efficiency of the material. At the same time, the provision of the holes 321 can also form a tiny air circulation layer on the surface of the feeding auger 320, reduce the direct contact between the material and the surface of the auger, reduce the wear of the material, and extend the service life of the auger.

[0030] In a specific embodiment of the present utility model, a hopper 340 is provided at the lower end of the cylinder 310, and a rotating joint is installed at the inclined lower end of the guide pipe 350; the guide pipe 350 is inclined to ensure that the material can slide smoothly during the transfer process; the rotating joint installed at its lower end is used to change the direction of the falling material to facilitate the collection of the material; the unspecifically named design of the rotating joint can achieve 360-degree rotation with the guide pipe 350, thereby optimizing the material conveying direction and position. The device achieves flexible connection with the guide pipe 350 through the rotating joint, thereby improving the efficiency and accuracy of material processing.

[0031] In a specific embodiment of the utility model, a driving wheel 331 is coaxially fixed to the driving shaft of the motor 330, and a driven wheel 322 is coaxially fixed to the upper end of the feeding auger 320, and the driven wheel 322 is meshed with the driving wheel 331; the motor 330 is coaxially fixed with the driving wheel 331 through its driving shaft (not shown), and the driving wheel 331 is fixed to the driving shaft (not shown) by means of key connection or interference fit. The upper end of the feeding auger 320 is coaxially fixed with the driven wheel 322 through a coaxial fixing member (not shown), and the driven wheel 322 is connected to the driving wheel 331 by meshing, that is, the gear teeth of the driving wheel 331 and the gear teeth of the driven wheel 322 are meshed with each other to achieve power transmission between the two. This arrangement enables the rotational motion of the motor 330 to be transmitted to the feeding auger 320, thereby driving the feeding auger 320 to rotate.

[0032] In a specific embodiment of the present utility model, the inclined upper end of the material guide pipe 350 is connected to the upper side wall of the cylinder 310, and an inspection port is opened on the outer surface of the material guide pipe 350, and an inspection cover is installed at the inspection port; the outer surface of the material guide pipe 350 is designed with an inspection port to facilitate daily maintenance and inspection, and an inspection cover is installed at the inspection port, and the cover can be opened to facilitate internal inspection or maintenance by staff. At the same time, the design of the cover also increases the safety of the material guide pipe 350.

[0033] In a specific embodiment of the utility model, the outer wall of the cylinder 310 is provided with a heat insulation layer, the central axis of the feeding auger 320 is provided with a receiving groove along the length direction, and the heating rod 510 is movably inserted in the receiving groove; the outer wall of the cylinder 310 is covered with a layer of heat insulation material, which effectively reduces heat transfer and improves energy utilization efficiency. The feeding auger 320 is a key component inside the cylinder 310, and the central axis thereof is provided with a receiving groove along the length direction. The heating rod 510 can be movably inserted in the receiving groove to accurately control the heating area and achieve efficient and uniform heating effect. This structural design not only improves the heating efficiency, but also reduces energy consumption.

[0034] In a specific embodiment of the utility model, a drying tube 530 is arranged between the exhaust end of the exhaust fan 520 and the lower end of the cylinder 310, a condensation plate is fixed inside the drying tube 530, a concave water storage tank is arranged at the lower end of the condensation plate, and a through hole opened at the bottom of the water storage tank is connected to a guide pipe; the exhaust fan 520 is connected to the lower end of the cylinder 310 through its exhaust end to form a closed exhaust passage. In the exhaust passage, a condensation plate is fixed inside the drying tube 530, and the function of the condensation plate is to cool and condense the gas passing through the tube, so as to achieve the effect of drying the gas. A concave water storage tank is designed at the lower end of the condensation plate to collect the water formed after condensation. A through hole is opened at the bottom of the water storage tank, and the collected water is discharged through the guide pipe to prevent the water from accumulating in the cylinder 310 and ensure the drying effect of the system. This design not only improves the exhaust efficiency of the exhaust fan 520, but also effectively prevents excessive humidity in the cylinder 310 by condensation and degassing, thereby extending the service life of the equipment; a filter screen 531 is installed at the joint between the drying tube 530 and the lower end of the cylinder (310).

[0035] The working principle of the plastic masterbatch drying mechanism: when in use, the present application provides a plastic masterbatch drying mechanism, and the guide pipe 350 provided on the upper part of the cylinder 310 is used to guide the material to be discharged from the cylinder 310. The feeding auger 320 is driven to rotate by the motor 330, and the material at the bottom is automatically conveyed to the top, which has the advantages of simple structure, convenient operation and high conveying efficiency; at the same time, the setting of the guide pipe 350 conveys the dried material to the required position, ensuring that the material can smoothly enter the next process, and the material is automatically dried and unloaded after loading, without the need for taking in and out operations, simplifying the operation steps and improving the drying efficiency; the heating rod 510 is provided in the cylinder 310 to heat the material in the cylinder 310, and the exhaust end of the exhaust fan 520 is connected to the lower end of the cylinder 310, which is used to extract the moist air after heating in the cylinder 310, and at the same time form an air flow, so that the air flow in the heating process dries the material, and improves the heating and drying efficiency. At the same time, the exhaust end of the exhaust fan 520 is connected to the upper end of the cylinder 310, and the extracted air is introduced to form an air flow circulation, fully utilizing the generated heat and reducing heat loss; through the extraction and exhaust functions, the gas flow in the cylinder 310 can be effectively controlled to ensure uniform drying and improve heating efficiency.

[0036] It should be noted that the specific model specifications of the motor 330 and the exhaust fan 520 need to be selected and determined according to the actual specifications of the device, and the specific selection calculation method adopts the existing technology in the field, so it will not be described in detail.

[0037] The power supply and principle of the motor 330 and the exhaust fan 520 are clear to those skilled in the art and will not be described in detail here.

[0038] The above description is only an embodiment of the present application and is not intended to limit the scope of protection of the present application. For those skilled in the art, the present application may have various changes and variations. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present application should be included in the scope of protection of the present application. It should be noted that similar reference numerals and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further defined and explained in the subsequent drawings.

Claims

1. A plastic masterbatch drying mechanism, comprising a support frame (100), a feeding assembly (300) mounted on one side of the support frame (100), wherein the feeding assembly (300) is connected to a drying assembly (500), characterized in that: The feeding assembly (300) comprises a barrel (310), a feeding auger (320) and a motor (330); the feeding auger (320) is rotatably mounted in the barrel (310); a driving shaft of the motor (330) is transmission-connected to the feeding auger (320); and a material guide pipe (350) is connected to the upper end of the barrel (310); The drying component (500) comprises a heating rod (510) and an exhaust fan (520), wherein the exhaust end of the exhaust fan (520) is connected to the lower end of the cylinder (310), and the exhaust end of the exhaust fan (520) is connected to the upper end of the cylinder (310), and the heating rod (510) is arranged in the cylinder (310).

2. A plastic masterbatch drying mechanism according to claim 1, characterized in that: The cylinder (310) is fixedly connected to the support frame (100) via a bracket, the motor (330) is fixed to the upper end of the support frame (100), the exhaust fan (520) is fixed to the lower end of the support frame (100), and a shock-absorbing support foot is installed at the lower end of the support frame (100).

3. A plastic masterbatch drying mechanism according to claim 1, characterized in that: The surface of the feeding auger (320) is provided with drainage and ventilation holes (321), and the drainage and ventilation holes (321) are arranged in an array along the spiral surface of the feeding auger (320).

4. A plastic masterbatch drying mechanism according to claim 1, characterized in that: A hopper (340) is disposed at the lower end of the cylinder (310), and a rotary joint is installed at the inclined lower end of the material guide pipe (350).

5. A plastic masterbatch drying mechanism according to claim 1, characterized in that: A driving wheel (331) is coaxially fixed to the driving shaft of the motor (330), and a driven wheel (322) is coaxially fixed to the upper end of the feeding auger (320), and the driven wheel (322) is meshed with the driving wheel (331).

6. A plastic masterbatch drying mechanism according to claim 1, characterized in that: The inclined upper end of the material guide pipe (350) is butted against the upper side wall of the cylinder (310), and an inspection opening is provided on the outer surface of the material guide pipe (350), and an inspection cover is installed at the inspection opening.

7. A plastic masterbatch drying mechanism according to claim 1, characterized in that: The outer wall of the cylinder (310) is provided with a heat insulation layer, and the central axis of the feeding auger (320) is provided with a receiving groove along the length direction, and the heating rod (510) is movably inserted into the receiving groove.

8. A plastic masterbatch drying mechanism according to claim 1, characterized in that: A drying tube (530) is provided between the exhaust end of the exhaust fan (520) and the lower end of the cylinder (310); a condensation plate is fixed inside the drying tube (530); a concave water storage tank is provided at the lower end of the condensation plate; a through hole opened at the bottom of the water storage tank is externally connected to a guide pipe; a filter screen plate (531) is installed at the joint between the drying tube (530) and the lower end of the cylinder (310).

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