Cooling structure for plastic particle production

Abstract

The utility model relates to the technical field of plastic particle production, and discloses a cooling structure for plastic particle production. The cooling structure for plastic particle production comprises a bottom plate, a supporting plate is fixedly installed above the bottom plate, connecting bearings are installed on the two sides of the supporting plate in an embedded mode, a limiting shaft is movably installed on the left side of the supporting plate, air in a flow dividing pipe is pumped out through an air pump, so that the air pressure at the top end of a connecting pipe is reduced, and the air pressure at the top end of the connecting pipe is reduced; the distance between the top end of the connecting pipe and the inner side face of the metal net is small, most of air can vertically and downwards penetrate through the metal net from the upper portion of the metal net to enter the connecting pipe due to the influence of the air pressure difference, and therefore air flow passes through gaps among the plastic particles accumulated on the upper portion of the metal net to cool the plastic particles; in this way, the airflow above can pass through the plastic particles from top to bottom, the situation that the airflow drives the plastic particles to move due to direct blowing is avoided, and the plastic particles at the bottom can be cooled when the plastic particles are stacked.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of plastic particle production, specifically to a cooling structure for plastic particle production. BACKGROUND

[0002] At present, in the process of modifying plastic processing, first melt the plastic, then through the extrusion equipment and cooperate extrusion die to prepare the plastic into granular structure. The just prepared plastic particle temperature is higher, and a large number of plastic particles concentrate processing is prone to sticking phenomenon, seriously affect production efficiency and product quality. Therefore, before the next step processing, the plastic particle needs to be cooled to a lower temperature.

[0003] The existing reference announcement number is CN220808094U Chinese utility model patent, which discloses a kind of plastic particle cooling device, including cooling cylinder, including inner cooling mechanism and outer cooling component, the cooling cylinder outer periphery top is connected with feed bin, the cooling cylinder outer periphery bottom is connected with discharge bin, the cooling cylinder top and bottom are all fixedly connected with fixed frame.The utility model can guide heat into cooling water in cooling bin when the plastic particle in cooling cylinder is attached to cooling cylinder, so that the plastic particle can be cooled down, and at the same time cooperate with inner cooling mechanism, the plastic particle contacted with rotating cylinder can be cooled down by the heat on its surface being conducted to the cooling water in rotating cylinder, so that the plastic particle can be cooled down, compared with only setting cooling component outside cooling cylinder, the contact area of plastic particle and cooling component can be improved, and then the cooling efficiency of plastic particle is improved.

[0004] At present, the cooling method of plastic particle is generally through the airflow generated by guide fan to blow to the surface of plastic particle to cool down, in the use process, the airflow generated by fan can drive plastic particle to move, leading to plastic particle scattering situation affecting the collection of plastic particle, and since plastic particle is continuously discharged in production, the accumulation situation can be generated on the surface of cooling structure, and the cooling effect of this mode to bottom layer plastic particle is poor due to the influence of the thickness of plastic particle accumulation. UTILITY MODEL CONTENTS

[0005] (I) technical problem solved

[0006] In view of the defects of prior art, the utility model provides a kind of cooling structure for plastic particle production, with the advantages of preventing airflow to drive plastic particle to move and improving cooling effect, solves the above technical problems.

[0007] (II) technical scheme

[0008] To achieve the above object, the utility model provides the following technical scheme: A cooling structure for plastic particle production, it includes: bottom plate, the top of bottom plate is fixedly installed with support plate, the both sides of support plate are inlaid and are installed with connecting bearing, the left side of support plate is movably installed with limit shaft, the right side of support plate is movably installed with drive shaft, the outside of limit shaft and drive shaft is installed with metal net, the top of bottom plate is fixedly installed with drive motor, the inside of support plate is fixedly installed with limit frame, the center of limit frame is inserted and is installed with connecting pipe, the upper end of connecting pipe is movably installed with support roller, the front end of connecting pipe is fixedly installed with shunt pipe, the left end of shunt pipe is fixedly installed with air pump, bottom plate can support support plate.

[0009] As the preferred technical scheme of the utility model, the upper surface of the bottom plate is provided with a recess structure matching the width of the metal mesh, and the support plate is symmetrically installed above the bottom plate with the center of the metal mesh as the reference.

[0010] As the preferred technical scheme of the utility model, the limit shaft and the drive shaft are located between the support plates, and the limit shaft and the drive shaft are rotatably connected with the support plates through the connecting bearing, and the limit shaft and the drive shaft tighten the metal mesh.

[0011] As the preferred technical scheme of the utility model, the end of the shaft of the drive motor is a rectangular structure, and the shaft of the drive motor is connected to the front end of the drive shaft through the insertion mode, and the front and rear ends of the limit frame are fixedly connected with the front and rear support plates respectively.

[0012] As the preferred technical scheme of the utility model, the connecting pipe is installed between the support plates with equal distance left and right through the limit frame, and the bottom end of the connecting pipe is fixedly connected with the front side support plate and the shunt pipe through penetrating the front side support plate horizontally, and the top end of the connecting pipe is located below the horizontal structure above the metal mesh.

[0013] As the preferred technical scheme of the utility model, the top end of the connecting pipe is a flat structure in vertical state, the support rollers are symmetrically installed on the left and right sides of the top end of the connecting pipe with the center of the connecting pipe as the reference, and the support rollers are rotatably connected with the connecting pipe.

[0014] As the preferred technical scheme of the utility model, the top of the support roller is in contact with the inside of the metal mesh, the air pump is communicated with all the connecting pipes through the shunt pipe, and the bottom surface of the air pump is fixedly connected with the bottom plate.

[0015] Compared with the prior art, the utility model provides a cooling structure for plastic particle production has the following beneficial effects:

[0016] The utility model discloses a setting of connecting pipe, and the connecting pipe is installed equidistantly between the support plate through the limiting frame left and right, and the bottom end of connecting pipe is fixedly connected with the shunt pipe through penetrating the front side support plate horizontally, the top end of connecting pipe is below the horizontal structure above the metal net, the top end of connecting pipe is the flat structure of vertical state, and the support roller is installed on the left and right sides of the top end of connecting pipe with the center of connecting pipe as the reference point, and the support roller and connecting pipe constitute the rotary joint, the top of support roller contacts the inner side of metal net, the air pump is communicated with all connecting pipes through the shunt pipe, and the bottom surface of air pump is fixedly connected with the bottom plate, the air in the shunt pipe is extracted through the air pump, the air pressure of the top end of connecting pipe is reduced, the distance between the top end of connecting pipe and the inner side of metal net is small, and the support roller on the both sides of the top end of connecting pipe can block part of air from entering the connecting pipe from both sides, most of the air will pass through the metal net vertically from above the metal net into the inside of connecting pipe due to the influence of the air pressure difference, so that the air current passes through the gap between the plastic particles accumulated above the metal net, and the plastic particles are cooled, the support roller can support the metal net, and the wear between the support roller and the metal net is reduced through the rotary mode, the air current from top to bottom passes through the plastic particles in this mode, direct blowing is avoided to make the air current drive the plastic particles to move, and the plastic particles at the bottom are cooled when the plastic particles are accumulated. BRIEF DESCRIPTION OF DRAWINGS

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

[0018] Figure 2 It is metal net installation structure schematic diagram of the utility model;

[0019] Figure 3 It is connecting pipe installation structure schematic diagram of the utility model;

[0020] Figure 4 It is support roller and metal net position structure schematic diagram of the utility model;

[0021] Wherein: 1, bottom plate;11, support plate;12, connecting bearing;13, limiting shaft;14, drive shaft;15, metal net;16, drive motor;17, limiting frame;18, connecting pipe;19, support roller;110, shunt pipe;111, air pump. DETAILED DESCRIPTION

[0022] The embodiments of the utility model will be further described in detail below in combination with the drawings and examples. The following examples are used to illustrate the utility model, but cannot be used to limit the scope of the utility model.

[0023] In the description of the utility model, unless otherwise specified, the meaning of "multiple" is two or more than two;The terms "up", "down", "left", "right", "inside", "outside", "front end", "rear end", "head", "tail" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model. In addition, the terms "first", "second", "third" and the like are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0024] In the description of the utility model, it should be pointed out that, unless otherwise specified and limited, the terms "connected", "connected" should be broadly understood, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected;It can be mechanically connected, or it can be electrically connected;It can be directly connected, or it can be indirectly connected through an intermediate medium. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0025] Please refer to Figure 1 Figure 4 In the embodiment, a cooling structure for plastic particle production comprises a bottom plate 1, a support plate 11 is fixedly installed above the bottom plate 1, connecting bearings 12 are embeddedly installed on both sides of the support plate 11, a limiting shaft 13 is movably installed on the left side of the support plate 11, a driving shaft 14 is movably installed on the right side of the support plate 11, metal nets 15 are installed on the outer sides of the limiting shaft 13 and the driving shaft 14, a driving motor 16 is fixedly installed above the bottom plate 1, a limiting frame 17 is fixedly installed on the inner side of the support plate 11, a connecting pipe 18 is insertedly installed at the center of the limiting frame 17, a support roller 19 is movably installed at the upper end of the connecting pipe 18, a shunt pipe 110 is fixedly installed at the front end of the connecting pipe 18, and an air pump 111 is fixedly installed at the left end of the shunt pipe 110.

[0026] ​The upper surface of the bottom plate 1 is provided with a recess structure matching the width of the metal mesh 15, the support plate 11 is symmetrically installed above the bottom plate 1 with the center of the metal mesh 15 as the reference, the limiting shaft 13 and the driving shaft 14 are located between the support plates 11, and the limiting shaft 13 and the driving shaft 14 are rotatably connected between the support plate 11 through the connecting bearing 12, the limiting shaft 13 and the driving shaft 14 tighten the metal mesh 15, the driving motor 16 has a rectangular structure at the end of the rotating shaft, and the rotating shaft of the driving motor 16 is connected to the front end of the driving shaft 14 through insertion, the front and rear ends of the limiting frame 17 are fixedly connected with the front and rear support plates 11 respectively, the connecting pipes 18 are installed between the support plates 11 at equal distances left and right through the limiting frame 17, and the bottom end of the connecting pipe 18 is fixedly connected with the shunt pipe 110 by penetrating the front side support plate 11 horizontally, the top end of the connecting pipe 18 is located below the horizontal structure above the metal mesh 15, the top end of the connecting pipe 18 is a flat structure in vertical state, the support rollers 19 are symmetrically installed on the left and right sides of the top end of the connecting pipe 18 with the center of the connecting pipe 18 as the reference, and the support rollers 19 are rotatably connected with the connecting pipe 18, the upper side of the support roller 19 contacts the inner side of the metal mesh 15, the air pump 111 communicates with all the connecting pipes 18 through the shunt pipe 110, and the bottom surface of the air pump 111 is fixedly connected with the bottom plate 1.

[0027] Specifically, the model of the driving motor 16 is 60TM-01330F5-C, the model of the air pump 111 is RB-21D, the bottom plate 1 can support the support plate 11, the relative position between the limiting shaft 13 and the driving shaft 14 is limited by the support plate 11 so that the limiting shaft 13 and the driving shaft 14 can tighten the metal mesh 15, the relative friction between the limiting shaft 13 and the driving shaft 14 and the support plate 11 is reduced by the connecting bearing 12, the rotating shaft of the driving motor 16 is connected with the driving shaft 14, and the driving motor 16 can drive the driving shaft 14 to rotate when it is started, so as to drive the metal mesh 15 to rotate and move the plastic particles to the left, the openings of the metal mesh 15 can facilitate the passage of gas, the connecting pipes 18 are installed between the support plates 11 at equal distances through the limiting frame 17, the bottom end of the connecting pipe 18 is connected with the air pump 111 through the shunt pipe 110, the air inside the shunt pipe 110 is extracted by the air pump 111 to reduce the air pressure at the top end of the connecting pipe 18, the distance between the top end of the connecting pipe 18 and the inner side of the metal mesh 15 is small, and the support rollers 19 on both sides of the top end of the connecting pipe 18 can block part of the air from entering the connecting pipe 18 from both sides, most of the air will pass through the metal mesh 15 vertically downward from above the metal mesh 15 into the inside of the connecting pipe 18 due to the air pressure difference, so that the gas flow passes through the gaps between the plastic particles accumulated above the metal mesh 15 to cool the plastic particles, and the support rollers 19 can support the metal mesh 15.

[0028] In use, the right end of the metal net 15 is placed below the discharge port of the plastic particle production device, the driving motor 16 can drive the metal net 15 to rotate through the driving shaft 14 to drive the plastic particles to move to the left, since the connecting pipes 18 are installed equidistantly between the support plates 11 through the limiting frames 17, and the bottom end of the connecting pipe 18 penetrates the front support plate 11 and the shunt pipe 110 fixedly and horizontally forward, the top end of the connecting pipe 18 is below the horizontal structure above the metal net 15, the top end of the connecting pipe 18 is a flat structure in a vertical state, the support rollers 19 are installed symmetrically left and right on the left and right sides of the top end of the connecting pipe 18 with the center of the connecting pipe 18 as a reference, and the support rollers 19 and the connecting pipe 18 are rotationally connected, the top of the support roller 19 contacts the inner side of the metal net 15, the air pump 111 communicates with all the connecting pipes 18 through the shunt pipe 110, the bottom surface of the air pump 111 is fixedly connected with the bottom plate 1, the air inside the shunt pipe 110 is extracted through the air pump 111 to reduce the air pressure at the top end of the connecting pipe 18, the distance between the top end of the connecting pipe 18 and the inner side of the metal net 15 is small, and the support rollers 19 on the two sides of the top end of the connecting pipe 18 can block part of the air from entering the connecting pipe 18 from the two sides, most of the air will pass through the metal net 15 vertically downward from above the metal net 15 into the inside of the connecting pipe 18 due to the air pressure difference, so that the air flow passes through the gaps between the plastic particles accumulated above the metal net 15 to cool the plastic particles, the support rollers 19 can support the metal net 15 and reduce the wear between the support rollers 19 and the metal net 15 through rotation, which can make the air flow from top to bottom through the plastic particles, avoid direct blowing to cause the air flow to drive the plastic particles to move, and can cool the plastic particles at the bottom when the plastic particles are accumulated.

[0029] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made thereto without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A cooling structure for plastic particle production, characterized by, The utility model relates to a plastic particle production cooling structure, including: The bottom plate (1) is fixedly installed with the support plate (11) on the top, the both sides of support plate (11) are embeddedly installed with the connecting bearing (12), the left side of support plate (11) is movably installed with the limiting shaft (13), the right side of support plate (11) is movably installed with the drive shaft (14), the outside of limiting shaft (13) and drive shaft (14) is installed with metal net (15), the top of bottom plate (1) is fixedly installed with drive motor (16), the inside of support plate (11) is fixedly installed with limiting frame (17), the center of limiting frame (17) is insertedly installed with connecting pipe (18), the top end of connecting pipe (18) is movably installed with support roller (19), the front end of connecting pipe (18) is fixedly installed with shunt pipe (110), the left end of shunt pipe (110) is fixedly installed with air pump (111).

2. The cooling structure for plastic particle production according to claim 1, wherein: The upper surface of the bottom plate (1) is provided with a recess structure matching the width of the metal net (15), and the support plate (11) is symmetrically installed on the top of the bottom plate (1) with the center of the metal net (15) as the reference.

3. The cooling structure for plastic particle production according to claim 1, wherein: The limiting shaft (13) and the drive shaft (14) are located between the support plates (11), and the limiting shaft (13) and the drive shaft (14) are rotatably connected to the support plates (11) through the connecting bearings (12), and the limiting shaft (13) and the drive shaft (14) tighten the metal net (15).

4. The cooling structure for plastic particle production according to claim 1, wherein: The end of the rotating shaft of the drive motor (16) is rectangular, and the rotating shaft of the drive motor (16) is connected to the front end of the drive shaft (14) through insertion, and the front and rear ends of the limiting frame (17) are fixedly connected to the front and rear support plates (11), respectively.

5. The cooling structure for plastic particle production according to claim 1, wherein: The connecting pipes (18) are installed between the support plates (11) at equal distances left and right through the limiting frame (17), and the bottom end of the connecting pipe (18) is fixedly connected to the shunt pipe (110) by penetrating the front support plate (11) horizontally forward, and the top end of the connecting pipe (18) is located below the horizontal structure above the metal net (15).

6. The cooling structure for plastic particle production according to claim 1, wherein: The top end of the connecting pipe (18) is a flat structure in a vertical state, the support rollers (19) are symmetrically installed on the left and right sides of the top end of the connecting pipe (18) with the center of the connecting pipe (18) as the reference, and the support rollers (19) are rotatably connected to the connecting pipe (18).

7. The cooling structure for plastic particle production according to claim 1, wherein: The upper part of the supporting roller (19) is in contact with the inner side of the metal net (15), the air pump (111) is communicated with all the connecting pipes (18) through the shunt pipe (110), and the bottom surface of the air pump (111) is fixedly connected with the bottom plate (1).

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