Nylon particle drying device

Abstract

The utility model discloses a nylon particle drying device which comprises a base and a stock bin arranged above the base, an inner cylinder pipe and an outer cylinder pipe are arranged between the stock bin and the base, the axes of the inner cylinder pipe and the outer cylinder pipe extend up and down, and the outer cylinder pipe and the inner cylinder pipe are coaxially arranged. Spiral blades spirally wound on the outer wall of the inner barrel pipe and the inner wall of the outer barrel pipe are further arranged between the stock bin and the base, the space between the stock bin and the base and the space between the inner barrel pipe and the outer barrel pipe are divided into spiral drying channels through the spiral blades, and a first discharging opening connected with the drying channels is formed in the bottom of the stock bin; a second discharging opening connected with the drying channel is formed in the position, close to the bottom, of the side face of the outer cylinder pipe, a warm air opening connected with the drying channel is formed in the position, close to the top, of the side face of the inner cylinder pipe, an electric heating assembly is arranged in the inner cylinder pipe, and a fan for supplying air to a lower end pipe opening of the inner cylinder pipe is arranged on the base. The drying device has the advantages of being capable of preheating and good in drying effect, 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 nylon particle drying device. Background Art

[0002] If wet nylon particles are directly fed into an injection molding machine for injection molding, the molded product will be prone to brittle cracking due to water vapor mixed in the raw materials, affecting the production quality of the product. Therefore, the nylon particle raw materials need to be dried before being fed into the injection molding machine. Based on this, the utility model proposes a nylon particle drying device. Utility Model Content

[0003] The purpose of the utility model is to overcome the deficiencies in the prior art and provide a nylon particle drying device, which has the characteristics of being preheatable and having a good drying effect.

[0004] To solve the above technical problems, the purpose of the utility model is achieved as follows: a nylon particle drying device involved in the utility model comprises a base and a silo arranged above the base, an inner tube and an outer tube with axes extending up and down are arranged between the silo and the base, the outer tube and the inner tube are arranged coaxially, a spiral blade spirally wound on the outer wall of the inner tube and the inner wall of the outer tube is also arranged between the silo and the base, the spiral blades divide the space between the silo and the base, and between the inner tube and the outer tube into a drying channel also in a spiral shape, a first row of ports connected to the drying channel is provided at the bottom of the silo, a second row of ports connected to the drying channel is provided near the bottom of the side of the outer tube, a warm air port connected to the drying channel is provided near the top of the side of the inner tube, an electric heating component is provided in the inner tube, and a fan for supplying air to the lower end pipe port of the inner tube is provided on the base.

[0005] The utility model is further configured as follows: a guide plate close to the top is arranged inside the inner tube.

[0006] The utility model is further configured as follows: the material bin closes the upper end of the inner tube.

[0007] The utility model is further configured as follows: the material bin closes the upper end of the outer tube; and the base closes the lower end of the outer tube.

[0008] The utility model is further configured as follows: the electric heating component includes an electric heating tube.

[0009] The utility model is further configured as follows: the axes of the inner tube and the outer tube both extend vertically up and down.

[0010] In summary, the utility model has the following beneficial effects:

[0011] 1. The inner and outer tube set structure design is adopted to isolate the central heat source from the outside and reduce the loss of heat source; the heating inner tube can preheat the nylon particles passing through the drying channel.

[0012] 2. Use a fan to blow hot air into the drying channel to dry the nylon particles being transported, with good drying effect.

[0013] 3. Use spiral blades to form a spiral drying channel inside the device, which increases the drying length, prolongs the drying time, and improves the drying effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 It is a partial structural schematic diagram of the utility model. DETAILED DESCRIPTION

[0016] 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.

[0017] The utility model is further described below in conjunction with the accompanying drawings and preferred embodiments.

[0018] Example 1

[0019] See also Figure 1 As shown, a nylon particle drying device involved in this embodiment includes a base 1 and a silo 2 arranged above the base 1, an inner tube 3 and an outer tube 4 with axes extending vertically up and down are provided between the silo 2 and the base 1, and the outer tube 4 is coaxially arranged with the inner tube 3, and a spiral blade 5 spirally wound on the outer wall of the inner tube 3 and the inner wall of the outer tube 4 is also provided between the silo 2 and the base 1, and the spiral blade 5 divides the space between the silo 2 and the base 1, and between the inner tube 3 and the outer tube 4 into a drying channel 6 which is also spiral, a first row of ports 7 connected to the drying channel is provided at the bottom of the silo 2, a second row of ports 8 connected to the drying channel is provided near the bottom of the side of the outer tube 4, a warm air port 9 connected to the drying channel is provided near the top of the side of the inner tube 3, an electric heating component 10 is provided in the inner tube 3, and the electric heating component 10 includes an electric heating tube, and a fan 11 for supplying air to the lower end pipe port of the inner tube 3 is provided on the base 1.

[0020] Furthermore, the silo 2 seals the upper end of the inner tube 3 .

[0021] Furthermore, the silo 2 closes the upper end of the outer tube 4 ; the base 1 closes the lower end of the outer tube 4 .

[0022] In this embodiment, the nylon particles in the silo 2 enter the drying channel 6 through the first row port 7. Due to the heating effect of the electric heating component 10, the inner tube 3 is heated, and the drying channel 6 outside the inner tube 3 is heated to preheat the particles passing through. At the same time, the fan 11 supplies air to the lower end of the inner tube 3. The hot air in the tube flows upward in the form of warm air and is discharged from the warm air port 9. It is sent into the drying channel 6 to dry the particles transported in the channel and is finally discharged from the second row port 8 together with the particles.

[0023] Example 2

[0024] See also Figure 1 and Figure 2 As shown, the nylon particle drying device involved in this embodiment is further configured on the basis of Embodiment 1, wherein a guide plate 12 near the top is provided in the inner tube 3.

[0025] In this embodiment, a guide plate 12 is provided near the top of the inner tube 3 to guide the airflow, thereby preventing the airflow from directly impacting the bottom of the silo 2 and causing poor air flow from the warm air outlet 9.

[0026] The nylon particle drying device involved in the utility model adopts an inner and outer tube suit structure design, so that the central heat source is isolated from the outside, and the heat source loss is reduced; the heating inner tube can preheat the nylon particles passing through the drying channel; a fan blowing method is also adopted to blow hot air into the drying channel to dry the nylon particles being transported, and the drying effect is good; and spiral blades are used to form a spirally coiled drying channel inside the device, so as to increase the drying length, extend the drying time, and improve the drying effect. The overall function is perfect and the practicability is strong.

[0027] 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.

[0028] 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.

[0029] 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 nylon particle drying device, comprising a base and a silo arranged above the base, characterized in that: An inner tube and an outer tube with axes extending up and down are provided between the silo and the base, the outer tube and the inner tube are coaxially arranged, and a spiral blade spirally wound on the outer wall of the inner tube and the inner wall of the outer tube is also provided between the silo and the base, and the spiral blade divides the space between the silo and the base, and between the inner tube and the outer tube into a drying channel also in a spiral shape, a first row of ports connected to the drying channel is provided at the bottom of the silo, a second row of ports connected to the drying channel is provided near the bottom of the side of the outer tube, a warm air port connected to the drying channel is provided near the top of the side of the inner tube, an electric heating component is provided in the inner tube, and a fan for supplying air to the lower end pipe port of the inner tube is provided on the base.

2. The nylon particle drying device according to claim 1, characterized in that: A guide plate close to the top is arranged inside the inner tube.

3. The nylon particle drying device according to claim 1 or 2, characterized in that: The material bin seals the upper end of the inner tube.

4. The nylon particle drying device according to claim 3, characterized in that: The silo closes the upper end of the outer tube; the base closes the lower end of the outer tube.

5. The nylon particle drying device according to claim 1, characterized in that: The electric heating component comprises an electric heating tube.

6. The nylon particle drying device according to claim 1, characterized in that: The axes of the inner tube and the outer tube both extend vertically up and down.

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