Energy-saving plastic particle drying machine

Abstract

The utility model discloses an energy-saving type plastic particle drying machine which comprises a drying machine body, a feeding channel used for feeding plastic particles to be dried is installed at the top of the drying machine body, a discharging channel used for discharging the plastic particles is installed at the bottom of the drying machine body, and a heating mechanism used for heating the interior of the drying machine body is installed on one side of the drying machine body. Firstly, the heater is turned on, then the air blower is turned on, so that heat generated by the heater can be introduced into the drying machine body through the air outlet pipe, fed plastic particles can be further heated, meanwhile, heat in the drying machine body can be circulated to the position of the feeding channel through the arrangement of the preheating pipe, and the plastic particles can be heated. According to the plastic particle drying device, preheating can be conducted during feeding, energy consumption is reduced, the drying efficiency of plastic particles is improved, meanwhile, backflow hot air can be filtered through the filter screen, impurities are prevented from blocking the preheating pipe, and therefore the practicability of the plastic particle drying device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of dryers, in particular to an energy-saving plastic particle dryer. Background Art

[0002] A dryer is a mechanical device that uses heat energy to reduce the moisture content of materials. It is used to dry objects. The dryer vaporizes the moisture in the material by heating to obtain solid materials with a specified moisture content. Plastic particles are the common name for plastic particles. They are the raw materials for storing, transporting and processing plastics in the form of semi-finished products. Plastics are a type of polymer material. Ethylene, propylene, vinyl chloride, styrene, etc. can be produced from petroleum. The molecules of these substances can react with each other under certain conditions to generate compounds with large molecular weights. Plastic materials often need to be dried when they are processed in the next step of molding.

[0003] For example, a Chinese patent with publication (announcement) number CN205766995U discloses an energy-saving dryer for plastic particles, including a barrel, a hopper arranged below the barrel, a heating device connected to the side of the hopper by a pipeline, and a base fixed below the hopper, wherein the lower end of the hopper has a discharge port, a fan is fixed to the top of the heating device, a barrel cover is movably connected to the top of the barrel, an exhaust hole is opened on the barrel cover, a filter is arranged in the exhaust hole, a serpentine tube is arranged on the inner wall of the barrel in an upper and lower curved manner, an air inlet of the serpentine tube is connected to the hot air outlet pipeline of the heating device, and an air outlet of the serpentine tube is arranged on the side of the hot air outlet pipeline of the heating device.

[0004] Although the above technical solution solves the corresponding technical problem, the above technical solution still has the following defects:

[0005] The above technical solution is not convenient for cyclic preheating of plastic particles, thereby reducing the heat utilization rate. Utility Model Content

[0006] The utility model aims to provide an energy-saving plastic particle dryer. First, the heater is turned on, and then the blower is turned on, so that the heat generated by the heater can be introduced into the dryer body through the air outlet pipe, and then the put plastic particles can be heated. At the same time, by arranging a preheating pipe, the heat inside the dryer body can be circulated to the position of the feed channel, so that preheating can be performed when feeding, thereby reducing energy consumption and increasing the drying efficiency of the plastic particles. At the same time, by arranging a filter screen, the reflux hot air can be filtered, thereby preventing impurities from clogging the preheating pipe, thereby improving the practicality of the utility model.

[0007] In order to achieve the above-mentioned purpose, the main technical solutions adopted by the utility model include:

[0008] An energy-saving plastic particle dryer, comprising:

[0009] A drying body, on the top of the drying body is installed a feed channel for feeding plastic particles to be dried, at the bottom of the drying body is installed a discharge channel for discharging plastic particles, on one side of the drying body is installed a heating mechanism for heating the inside of the drying body, and on the other side of the drying body is installed a preheating mechanism for preheating plastic particles to be dried.

[0010] For the above-mentioned energy-saving plastic particle dryer, wherein, the heating mechanism includes a heater, the side of the heater is interconnected with the side of the drying body through an air outlet pipe, on the top of the heater is installed an air inlet pipe, and on the top of the air inlet pipe is installed a blower.

[0011] For the above-mentioned energy-saving plastic particle dryer, wherein, the preheating mechanism includes a preheating pipe installed on the side of the drying body, the other end of the preheating pipe is interconnected with the side of the feed channel, and a filtering component is installed on the preheating pipe.

[0012] For the above-mentioned energy-saving plastic particle dryer, wherein, the filtering component includes a filter housing installed on the preheating pipe, a filter screen is arranged inside the filter housing, a sealing cover plate is arranged on the side of the filter housing corresponding to the position of the filter screen, and the sealing cover plate is fixedly connected to the side of the filter housing through fixing bolts.

[0013] For the above-mentioned energy-saving plastic particle dryer, wherein, a sealing ring matching with the filter housing is fixedly connected to one side of the sealing cover plate close to the filter housing.

[0014] For the above-mentioned energy-saving plastic particle dryer, wherein, one side of the sealing cover plate close to the filter housing is hermetically connected to the side of the filter housing through the sealing ring.

[0015] The present utility model at least has the following beneficial effects:

[0016] In the present utility model, an energy-saving plastic particle dryer is realized. First, turn on the heater, and then turn on the blower, so that the heat generated by the heater can be introduced into the dryer body through the air outlet pipe, and then the plastic particles fed can be heated. At the same time, by setting the preheating pipe, the heat inside the drying body can be circulated to the position of the feed channel, so that preheating can be carried out during feeding. Therefore, both the energy consumption is reduced and the drying efficiency of the plastic particles is increased. At the same time, by setting the filter screen, the refluxing hot air can be filtered, thereby avoiding the blockage of the preheating pipe by impurities. Therefore, the practicability of the present utility model is improved. Description of the Drawings

[0017] The accompanying drawings described herein are used to provide a further understanding of the present application and form a part of the present application. The illustrative embodiments of the present application and their descriptions are used to explain the present application and do not constitute an improper limitation to the present application. In the drawings:

[0018] Figure 1 is a schematic structural diagram of the energy-saving plastic particle dryer of the present utility model;

[0019] Figure 2 is a schematic structural diagram of the heating mechanism in the energy-saving plastic particle dryer of the present utility model;

[0020] Figure 3 is a schematic structural diagram of the preheating mechanism in the energy-saving plastic particle dryer of the present utility model;

[0021] Figure 4 is a schematic structural diagram of the filter assembly in the energy-saving plastic particle dryer of the present utility model.

[0022] Explanation of the reference numerals in the drawings:

[0023] 1. Drying body;

[0024] 101. Feed channel; 102. Discharge channel; 103. Heating mechanism; 104. Preheating mechanism;

[0025] 1031. Heater; 1032. Air outlet pipe; 1033. Air inlet pipe; 1034. Blower;

[0026] 1041. Preheating pipe; 1042. Filter assembly;

[0027] 10421. Filter housing; 10422. Filter net; 10423. Sealing cover plate; 10424. Fixing bolt; 10425. Sealing ring. Detailed implementation manners

[0028] The following will describe in detail the implementation manners of the present application in conjunction with the accompanying drawings and embodiments, so as to fully understand how the present application uses technical means to solve technical problems and achieve the realization process of technical effects and implement accordingly.

[0029] In the description of the embodiments of the present utility model, it should be understood that the orientation or positional relationship indicated by the terms "upper", "lower", "front", "rear", "inner", "outer", etc. is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the embodiments of the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation to the embodiments of the present utility model.

[0030] In the description of the embodiments of the present utility model, it should be noted that unless otherwise clearly specified and defined, the terms "installation", "connection", and "coupling" should be understood in a broad sense. For example, it can be a fixed connection, an integral connection, or a detachable connection; it can be the communication inside two components; it can be directly connected or indirectly connected through an intermediate medium. For those of ordinary skill in the art, the specific meanings of the above terms in the embodiments of the present utility model can be understood according to specific circumstances.

[0031] Please refer to Figures 1 to 4 As shown, an energy-saving plastic particle dryer provided by an embodiment of the present utility model includes: a drying body 1, a feed channel 101 for feeding plastic particles to be dried is installed at the top of the drying body 1, a discharge channel 102 for discharging plastic particles is installed at the bottom of the drying body 1, a heating mechanism 103 for heating the inside of the drying body 1 is installed on one side of the drying body 1, and a preheating mechanism 104 for preheating the plastic particles to be dried is installed on the other side of the drying body 1;

[0032] Please refer to Figures 1 to 4 As shown, the heating mechanism 103 includes a heater 1031. The side of the heater 1031 is communicated with the side of the drying body 1 through an air outlet pipe 1032. An air inlet pipe 1033 is installed at the top of the heater 1031, and a blower 1034 is installed at the top of the air inlet pipe 1033.

[0033] Please refer to Figures 1 to 4 As shown, the preheating mechanism 104 includes a preheating pipe 1041 installed on the side of the drying body 1. The other end of the preheating pipe 1041 is communicated with the side of the feed channel 101, and a filtering component 1042 is installed on the preheating pipe 1041.

[0034] Please refer to Figures 1 to 4 As shown, the filtering component 1042 includes a filter housing 10421 installed on the preheating pipe 1041. A filter screen 10422 is arranged inside the filter housing 10421. A sealing cover plate 10423 is arranged on the side of the filter housing 10421 corresponding to the position of the filter screen 10422, and the sealing cover plate 10423 is fixedly connected to the side of the filter housing 10421 through a fixing bolt 10424.

[0035] Please refer to Figures 1 to 4 As shown, a sealing ring 10425 matching the filter housing 10421 is fixedly connected to the side of the sealing cover plate 10423 close to the filter housing 10421. The side of the sealing cover plate 10423 close to the filter housing 10421 is hermetically connected to the side of the filter housing 10421 through the sealing ring 10425;

[0036] By adopting the above technical solution, the sealing performance when the filter housing 10421 is connected to the sealing cover plate 10423 is increased by setting the sealing ring 10425.

[0037] The working principle of the present utility model is as follows: First, turn on the heater 1031, and then turn on the blower 1034. Thus, the heat generated by the heater 1031 can be introduced into the drying body 1 through the air outlet pipe 1032, and then the plastic particles put in can be heated. At the same time, by setting the preheating pipe 1041, the heat inside the drying body 1 can be circulated to the position of the feeding channel 101, so that preheating can be carried out during feeding. Therefore, both the energy consumption is reduced and the drying efficiency of the plastic particles is increased. At the same time, by setting the filter net 10422, the refluxing hot air can be filtered, thus avoiding the blockage of the preheating pipe 1041 by impurities. Therefore, the practicability of the present utility model is improved.

[0038] The above description shows and describes several preferred embodiments of the present utility model. However, as mentioned before, it should be understood that the present utility model is not limited to the form disclosed herein, should not be regarded as excluding other embodiments, but can be used in various other combinations, modifications and environments, and can be changed within the scope of the concept of the present utility model herein through the above teachings or the technology or knowledge in related fields. And the changes and alterations made by those skilled in the art that do not depart from the spirit and scope of the present utility model shall all be within the protection scope of the appended claims of the present utility model.

Claims

1. An energy-saving plastic particle dryer, characterized in that, Comprising: A drying body (1), at the top of the drying body (1) there is a feed channel (101) for feeding the plastic particles to be dried, at the bottom of the drying body (1) there is a discharge channel (102) for discharging the plastic particles, on one side of the drying body (1) there is a heating mechanism (103) for heating the inside of the drying body (1), and on the other side of the drying body (1) there is a preheating mechanism (104) for preheating the plastic particles to be dried.

2. The energy-saving plastic particle dryer according to claim 1, wherein: The heating mechanism (103) includes a heater (1031), the side of the heater (1031) is communicated with the side of the drying body (1) through an air outlet pipe (1032), at the top of the heater (1031) there is an air inlet pipe (1033), and at the top of the air inlet pipe (1033) there is a blower (1034).

3. The energy-saving plastic particle dryer according to claim 2, wherein: The preheating mechanism (104) includes a preheating pipe (1041) installed on the side of the drying body (1), the other end of the preheating pipe (1041) is communicated with the side of the feed channel (101), and a filtering assembly (1042) is installed on the preheating pipe (1041).

4. The energy-saving plastic particle dryer according to claim 3, wherein: The filtering assembly (1042) includes a filter housing (10421) installed on the preheating pipe (1041), a filter screen (10422) is arranged inside the filter housing (10421), a sealing cover plate (10423) is arranged on the side of the filter housing (10421) corresponding to the filter screen (10422), and the sealing cover plate (10423) is fixedly connected to the side of the filter housing (10421) through a fixing bolt (10424).

5. An energy-saving plastic particle dryer according to claim 4, characterized in that: One side of the sealing cover plate (10423) close to the filter housing (10421) is fixedly connected with a sealing ring (10425) matching the filter housing (10421).

6. The energy-saving plastic particle dryer according to claim 5, characterized in that: One side of the sealing cover plate (10423) close to the filter housing (10421) is hermetically connected to the side of the filter housing (10421) through the sealing ring (10425).

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