Plastic particle dehumidification device

Abstract

The utility model discloses a plastic particle dehumidifying device which comprises a belt conveyor, the belt conveyor is provided with a feeding end and a discharging end, a feeding hopper close to the feeding end is arranged above the belt conveyor, side air pipes located above the belt conveyor are arranged on the two sides of the feeding hopper respectively, and a transition air pipe close to the feeding hopper is connected between the two side air pipes in series. Wherein one end of the air pipe on one side is connected to the transition air pipe, the other end of the air pipe on one side is connected with a blocking plate, one end of the air pipe on the other side is also connected to the transition air pipe, the other end of the air pipe on the other side is provided with a fan for supplying air into the air pipe, and an air outlet of the fan is provided with an electric heating assembly arranged on the fan or the side air pipe. And a plurality of air holes which are arranged at intervals along the length direction of the side air pipe are formed in the inner side pipe wall of the side air pipe. The dehumidification device blows and wipes plastic particle raw materials conveyed on the belt in a hot air blowing mode, the single-batch drying amount is large, the drying efficiency is high, the overall function is complete, and practicability is high.

Description

Technical Field

[0001] The utility model relates to the technical field of mechanical equipment, and more specifically, to a plastic pellet dehumidification device. Background Art

[0002] The plastic particles taken out from the warehouse need to be dehumidified before being used in the injection molding machine to prevent the high temperature from vaporizing the water vapor and mixing it into the extrusion raw materials, resulting in reduced quality of the molded products. Based on this, the utility model proposes a plastic particle dehumidification device. Utility Model Content

[0003] The purpose of the utility model is to overcome the deficiencies in the prior art and provide a plastic pellet dehumidification device.

[0004] To solve the above technical problems, the purpose of the utility model is achieved as follows: the utility model involves a plastic pellet dehumidification device, including a belt conveyor for conveying in a straight line, the belt conveyor having a loading end and a unloading end, a supply hopper close to the loading end is provided above the belt conveyor, and side air ducts located above the belt conveyor are respectively provided on both sides of the supply hopper, and a transition air duct close to the supply hopper is connected in series between the two side air ducts, one end of one of the side air ducts is connected to the transition air duct and the other end is connected to a blocking plate, one end of the other side air duct is also connected to the transition air duct and the other end is provided with a fan for supplying air to the duct, the air outlet of the fan is provided with an electric heating component arranged on the fan or on the side air duct, and a plurality of air holes arranged at intervals along its length are arranged on the inner wall of the side air duct.

[0005] The utility model is further configured as follows: a top cover plate mounted on the air ducts on both sides is arranged above the belt conveyor.

[0006] The utility model is further configured as follows: a ventilation hole is provided on the top cover plate.

[0007] The utility model is further configured as follows: the top cover plate is made of a transparent acrylic material.

[0008] The utility model is further configured as follows: a material guide plate close to a material discharge end is provided above the belt conveyor, and the material guide plate is connected to the side air duct.

[0009] The utility model is further configured as follows: the electric heating component includes a PTC heating element.

[0010] The utility model is further configured as follows: the side air duct extends in a straight line along the conveying direction of the belt conveyor.

[0011] The utility model is further configured as follows: the transition air duct is in an arc shape.

[0012] In summary, the utility model has the following beneficial effects:

[0013] 1. The hot air blast method is used to blow the plastic pellets conveyed on the belt, with large drying capacity in a single batch and high drying efficiency.

[0014] 2. The side-blowing method is used for drying, so that there is no component blocking the plastic pellet raw materials, which is visible and easy to observe.

[0015] 3. The integrated air duct with a half-surround structure is used to dry the plastic pellet raw materials conveyed on the belt in a circumferential direction, with good dehumidification effect.

[0016] 4. Use only a single air supply source. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a partial structural schematic diagram of the utility model;

[0019] Figure 3 It is a partial structural schematic diagram of the utility model. DETAILED DESCRIPTION

[0020] In order to enable those skilled in the art to better understand the technical solution of the utility model, the preferred implementation scheme of the utility model is described below in conjunction with specific embodiments, but it should be understood that these descriptions are only for further illustrating the features and advantages of the utility model, rather than limiting the patent requirements of the utility model. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in the field without creative work are within the scope of protection of the utility model.

[0021] The utility model is further described below in conjunction with the accompanying drawings and preferred embodiments.

[0022] Example 1

[0023] See also Figures 1 to 3As shown, a plastic pellet dehumidification device involved in this embodiment includes a belt conveyor 1 for conveying along a straight line, the belt conveyor 1 has a loading end 2 and a unloading end 3, a supply hopper 4 is provided above the belt conveyor 1 near the loading end, and a side air duct 5 is provided on both sides of the supply hopper 4 and is located above the belt conveyor 1, and a transition air duct 6 near the supply hopper is connected in series between the two side air ducts 5, wherein one end of one of the side air ducts 5 is connected to the transition air duct and the other end is connected to a blocking plate 7, and one end of the other side air duct 5 is also connected to the transition air duct and the other end is provided with a fan 8 for supplying air to the pipe, the air outlet of the fan 8 is provided with an electric heating component 9 arranged on the fan or the side air duct, and a plurality of air holes 10 arranged at intervals along the length direction of the side air duct 5 are arranged on the inner wall of the side air duct 5.

[0024] Furthermore, the electric heating component 9 includes a PTC heating element.

[0025] Furthermore, the side air duct 5 extends in a straight line along the conveying direction of the belt conveyor 1 .

[0026] Furthermore, the transition air duct 6 is in an arc shape.

[0027] In this embodiment, as the belt on the belt conveyor 1 is continuously conveyed forward, the plastic pellets to be dehumidified stored in the supply hopper 4 are brought out and exposed to the conveying belt. At the same time, the fan 8 and the electric heating component 9 are working, and the air from the fan 8 is heated by the electric heating component 9 and then blown into the connected side air duct 5 and the other side air duct 5 connected in series by the transition air duct 6, until the warm air is blown out from the air hole 10 and blown on the surface of the plastic pellets to be dehumidified in the conveying, so as to achieve the dehumidification effect on the plastic pellets in the conveying.

[0028] Example 2

[0029] See also Figures 1 to 3 As shown, the plastic pellet dehumidification device involved in this embodiment is further configured on the basis of Embodiment 1, wherein a top cover plate 11 mounted on the air ducts 5 on both sides is provided above the belt conveyor 1.

[0030] Furthermore, a ventilation hole 12 is provided on the top cover plate 11 .

[0031] Furthermore, the top cover plate 11 is made of transparent acrylic material.

[0032] In this embodiment, the transparent top cover plate 11 is provided, which not only plays a role in visual observation, but also blocks the loss of hot air to achieve a better dehumidification effect.

[0033] Example 3

[0034] See also Figures 1 to 3As shown, the present embodiment involves a plastic pellet dehumidification device, which is further configured on the basis of Embodiments 1 and 2, in which a material guide plate 13 close to the unloading end is provided above the belt conveyor 1, and the material guide plate 13 is connected to the side air duct 5.

[0035] In this embodiment, the guide plate 13 is provided to guide the material discharge.

[0036] The plastic pellet dehumidification device involved in the utility model adopts a hot blast method to blow the plastic pellet raw materials conveyed on the belt, and the single batch drying amount is large and the drying efficiency is high; the side blowing method is adopted for drying, so that there is no component blocking the plastic pellet raw materials above, and the plastic pellet raw materials are visible and easy to observe; an integrated air duct with a half-surround structure is adopted to circumferentially dry the plastic pellet raw materials conveyed on the belt, and the dehumidification effect is good; and only a single air supply source is used, the overall function is complete, and the practicability is strong.

[0037] Unless otherwise specified, in the present invention, the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicating orientation or positional relationship are based on the orientation or positional relationship actually shown, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation. Therefore, the terms describing the orientation or positional relationship in the present invention are only used for illustrative purposes and cannot be understood as limitations on this patent. For ordinary technicians in this field, the specific meanings of the above terms can be understood in combination with the embodiments and according to specific circumstances.

[0038] Unless otherwise clearly specified and limited, in the present invention, the terms "disposed", "connected" and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0039] The preferred specific embodiments of the utility model are described in detail above. It should be understood that ordinary technicians in this field can make many modifications and changes based on the concept of the utility model without creative work. Therefore, all technical solutions that can be obtained by technicians in this technical field based on the concept of the utility model through logical analysis, reasoning or limited experiments on the basis of the existing technology should be within the scope of protection determined by the claims.

Claims

1. A plastic pellet dehumidification device, comprising a belt conveyor for conveying along a straight line, the belt conveyor having a feeding end and a unloading end, a feeding hopper near the feeding end being provided above the belt conveyor, characterized in that: A side air duct located above the belt conveyor is respectively provided on both sides of the feeding hopper, and a transition air duct close to the feeding hopper is connected in series between the two side air ducts, one end of one of the side air ducts is connected to the transition air duct, and the other end is connected to a blocking plate, one end of the other side air duct is also connected to the transition air duct, and the other end is provided with a fan for supplying air to the duct, the air outlet of the fan is provided with an electric heating component installed on the fan or on the side air duct, and a plurality of air holes arranged at intervals along its length direction are arranged on the inner tube wall of the side air duct.

2. The plastic pellet dehumidification device according to claim 1, characterized in that: A top cover plate mounted on the air ducts on both sides is arranged above the belt conveyor.

3. The plastic pellet dehumidification device according to claim 2, characterized in that: The top cover plate is provided with ventilation holes.

4. The plastic pellet dehumidification device according to claim 3 is characterized in that: The top cover plate is made of transparent acrylic material.

5. The plastic pellet dehumidification device according to any one of claims 1 to 4, characterized in that: A material guide plate close to the material discharge end is arranged above the belt conveyor, and the material guide plate is connected to the side air duct.

6. The plastic pellet dehumidification device according to claim 5, characterized in that: The electric heating component includes a PTC heating element.

7. The plastic pellet dehumidification device according to claim 1, characterized in that: The side air duct extends in a straight line along the conveying direction of the belt conveyor.

8. The plastic pellet dehumidification device according to claim 1, characterized in that: The transition air duct is in an arc shape.

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