Cooling assembly of condensing fin machine

Abstract

The cooling assembly comprises an outer roller and an inner roller arranged in the outer roller, hollow shafts are fixedly arranged on the inner walls of the left side and the right side of the center position of the outer roller in a penetrating mode, and liquid pumping pipes and liquid discharging pipes are arranged in the two hollow shafts in a penetrating mode. The two liquid pumping pipes and the two liquid discharging pipes are horizontally and fixedly arranged in the center positions of the left side and the right side of the inner roller in a penetrating mode correspondingly, and the ends, located in the inner roller, of the two liquid pumping pipes and the two liquid discharging pipes communicate with a first liquid guiding pipe and a second liquid guiding pipe correspondingly. The liquid pumping pipe is matched with the first liquid guide pipe and the third liquid guide pipe to be guided into the heat exchange pipes in a circulating mode, so that the multiple groups of shunting heat exchange pipes are matched with a heat preservation layer made of polyurethane foam to conduct heat exchange on the outer roller, the heat exchange effect is improved through multi-channel cooling, cold water is guided into the multiple heat exchange pipes above through the liquid pumping pipe, and the heat exchange efficiency is improved. The multiple heat exchange pipes on the upper portion are matched with the third liquid guide pipe to enable cold water to flow back under pressure, circulation of the cold water in the multiple heat exchange pipes is accelerated, and the cooling efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of condensation flakers, in particular to a cooling assembly for a condensation flaker. Background Art

[0002] The whole equipment of the condensation drum flaker is completely enclosed with windows on both sides. The rotation of the drum drives the material to stick to the surface of the drum to form a thin film. During one rotation of the drum, the material cools and crystallizes into flaky powder, which is then scraped off by the discharge scraper and fed to the discharge hopper through a spiral to be bagged by the packaging machine.

[0003] In actual use, the internal cooling structure of the drum of the condensing flake machine adopts spray cooling, which has poor cooling and heat exchange effect. The spray water cannot be recycled in time, which wastes water resources. A cooling component of the condensing flake machine is proposed to solve the above problems. Utility Model Content

[0004] In response to the deficiencies and defects in the existing technology, the utility model proposes a cooling assembly for a condensing flake machine, which is used to solve the technical problem that the internal cooling structure of the drum of the condensing flake machine in the background technology adopts spray cooling in actual use, the cooling and heat exchange effect is poor, and the spray water cannot be recycled in time, thereby wasting water resources.

[0005] In order to achieve the above purpose, the present invention adopts the following technical solutions:

[0006] A cooling assembly for a condensing sheet machine comprises an outer drum and an inner drum arranged inside the outer drum, a hollow shaft is fixedly provided on the inner walls on the left and right sides of the center position of the outer drum, a pump pipe and a drain pipe are passed through the two hollow shafts, the two pump pipes and drain pipes are respectively fixed horizontally and pass through the center positions of the left and right sides of the inner drum, one end of the two pump pipes and drain pipes located in the inner drum is connected with a first liquid guide pipe and a second liquid guide pipe respectively, the ends of the two first liquid guide pipes and the second liquid guide pipes away from the pump pipe are connected with a plurality of heat exchange pipes, and the plurality of heat exchange pipes are connected relative to each other, and two symmetrically distributed insulation layers are fixedly connected to the annular inner wall of the inner drum, and a plurality of heat exchange pipes on the same side are respectively buried in the two insulation layers.

[0007] Preferably, one end of the two liquid guide tubes and the liquid discharge tube located in the inner drum is connected to a first two-way pipe fitting, a number of the first two-way pipe fittings are respectively connected to the two first liquid guide tubes and the second liquid guide tube, the free ends of the two first liquid guide tubes and the second liquid guide tube are connected to a number of first three-way pipe fittings, one end of the number of the first three-way pipe fittings away from the first liquid guide tube and the second liquid guide tube is connected to a number of second two-way pipe fittings, and a number of the heat exchange tubes are respectively connected between the two opposite first three-way pipe fittings and the two second two-way pipe fittings.

[0008] Preferably, a second three-way pipe is provided on several of the heat exchange tubes, a third liquid guide pipe is provided between several upper and lower opposite second three-way pipes, and hydraulic valves are fixedly installed on the two first liquid guide pipes and several third liquid guide pipes.

[0009] Preferably, the heat exchange tube is made of aluminum-copper alloy, and the insulation layer is made of polyurethane foam.

[0010] Preferably, a plurality of embedded grooves are provided on the relative side walls of the two insulation layers, and the plurality of heat exchange tubes are respectively inserted into the plurality of embedded grooves. Connecting blocks are fixedly connected to the relative side walls of the two insulation layers near the four corners of the plurality of embedded grooves, and the plurality of connecting blocks are distributed opposite to each other in pairs, and positioning bolts are provided through two relative connecting blocks.

[0011] Compared with the prior art, the present invention has the following beneficial effects:

[0012] 1. The liquid is circulated into the heat exchange tube through the pump pipe in conjunction with the first and third liquid guide pipes, so that the heat exchange tube with multiple components of flow and the polyurethane foam insulation layer exchange heat with the outer drum, and multi-channel cooling improves the heat exchange effect.

[0013] 2. The cold water is introduced into the multiple heat exchange tubes above through the pump liquid pipe, so that the multiple heat exchange tubes above cooperate with the third liquid guide pipe to return the cold water under pressure, thereby accelerating the cold water circulation in the multiple heat exchange tubes and improving the cooling efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a perspective schematic diagram of a cooling assembly of a condenser proposed in the present invention;

[0015] Figure 2 This is a structural diagram of a heat exchange tube, a first three-way pipe fitting, and a second two-way pipe fitting of a cooling assembly of a condensing fin machine proposed in the utility model;

[0016] Figure 3 for Figure 1 A partial enlarged view of point A in the middle;

[0017] Figure 4This is a partial structural schematic diagram of the insulation layer of a cooling assembly of a condensing fin machine proposed in the present invention.

[0018] In the figure: 1 outer drum, 2 inner drum, 3 hollow shaft, 4 pump liquid pipe, 5 discharge pipe, 6 first liquid guide pipe, 7 second liquid guide pipe, 8 heat exchange pipe, 9 insulation layer, 10 first two-way pipe fitting, 11 first three-way pipe fitting, 12 second two-way pipe fitting, 13 second three-way pipe fitting, 14 third liquid guide pipe, 15 hydraulic valve, 16 embedded slot, 17 connecting block, 18 positioning bolt. DETAILED DESCRIPTION

[0019] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the present invention.

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0021] Reference Figure 1-4The outer wall of the outer drum 1 is fixed with a hollow shaft 3 on both sides, and a pump pipe 4 and a drain pipe 5 are penetrated in the two hollow shafts 3. The two pump pipes 4 and the drain pipe 5 are respectively fixed horizontally through the center positions of the left and right sides of the inner drum 2. The two pump pipes 4 and the drain pipe 5 are located in the inner drum 2. One end of the two pump pipes 4 and the drain pipe 5 is connected with a first liquid guide pipe 6 and a second liquid guide pipe 7 respectively. The two first liquid guide pipes 6 and the second liquid guide pipe 7 away from the pump pipe 4 are connected with a plurality of heat exchange pipes 8. The plurality of relative heat exchange pipes 8 are connected. The external pump body is used to guide the cold water along the two pump pipes 4 in conjunction with the first two-way pipe fittings 10 into the two first liquid guide pipes 6, and the two first liquid guide pipes 6 are matched with the first three-way pipe fittings 11 and the second two-way pipe fittings 12 to pass the cold water into the upper plurality of heat exchange pipes 8. The ends of the first and second liquid guide tubes 6 and 7 are connected to each other, and the free ends of the two first liquid guide tubes 6 and the second liquid guide tubes 7 are connected to each other. The ends of the first and second liquid guide tubes 11 away from the first and second liquid guide tubes 6 and 7 are connected to each other. The heat exchange tubes 8 are respectively connected between the two opposite first three-way tubes 11 and the two second two-way tubes 12. The upper heat exchange tubes 8 cooperate with the second three-way tube 13 and the third liquid guide tube 14 to guide the cold water into the lower heat exchange tubes 8, and the lower heat exchange tubes 8 cooperate with the two second liquid guide tubes 7 to guide the cold water into the external cold storage tank, so that the upper multiple heat exchange tubes 8 cooperate with the third liquid guide tube 14 to return the cold water under pressure, thereby accelerating the circulation of cold water in the multiple heat exchange tubes 8 and improving the cooling efficiency.

[0022] A second three-way pipe fitting 13 is provided on each of the heat exchange tubes 8, and a third liquid guide pipe 14 is provided between each of the second three-way pipe fittings 13 relative to each other. A hydraulic valve 15 is fixedly installed on each of the two first liquid guide pipes 6 and the third liquid guide pipes 14. The heat exchange tube 8 is made of aluminum-copper alloy, and the insulation layer 9 is made of polyurethane foam. The multi-component flow heat exchange tube 8 cooperates with the polyurethane foam insulation layer 9 to exchange heat with the outer drum 1, and the multi-channel cooling improves the heat exchange effect. Two symmetrically distributed insulation layers 9 are fixedly connected to the annular inner wall of the inner drum 2. Several heat exchange tubes 8 on the same side are buried in the two insulation layers 9. Inside, a number of embedded grooves 16 are provided on the opposite side walls of the two insulation layers 9, and a number of heat exchange tubes 8 are respectively inserted into the number of embedded grooves 16. The two insulation layers 9 are fixedly connected to the opposite side walls near the four corners of the number of embedded grooves 16 with connecting blocks 17. The number of connecting blocks 17 are arranged in pairs relative to each other, and positioning bolts 18 are penetrated between the two relative connecting blocks 17. The number of heat exchange tubes 8 are respectively inserted into the number of embedded grooves 16 in the insulation layers 9 on both sides, and the number of positioning bolts 18 are respectively set through the two connecting blocks 17, so that the number of heat exchange tubes 8 are effectively buried and fixed in the number of embedded grooves 16.

[0023] When the present invention is in use, a plurality of heat exchange tubes 8 are respectively inserted into a plurality of embedded grooves 16 in the thermal insulation layers 9 on both sides, and a plurality of positioning bolts 18 are respectively set through the two connecting blocks 17, so that the plurality of heat exchange tubes 8 are effectively buried and fixed in the plurality of embedded grooves 16, and the external pump body is used to guide the cold water along the two pump liquid pipes 4 and the first two-way pipe fittings 10 into the two first liquid guide pipes 6, and the two first liquid guide pipes 6 are made to cooperate with the first three-way pipe fittings 11 and the second two-way pipe fittings 12 to pass the cold water into the plurality of heat exchange tubes 8 above, and make the upper portion The dry heat exchange tube 8 cooperates with the second three-way pipe 13 and the third liquid guide pipe 14 to introduce cold water into the several heat exchange tubes 8 below, and the several heat exchange tubes 8 below cooperate with the two second liquid guide pipes 7 to introduce cold water into the external cold storage box, so that the multiple heat exchange tubes 8 above cooperate with the third liquid guide pipe 14 to return the cold water under pressure, accelerating the circulation of cold water in the multiple heat exchange tubes 8 and improving the cooling efficiency, thereby circulating cooling water into the several heat exchange tubes 8, and the multi-component flow heat exchange tubes 8 cooperate with the polyurethane foam insulation layer 9 to exchange heat with the outer drum 1, and multi-channel cooling improves the heat exchange effect.

[0024] The above is only a preferred specific implementation method of the present invention, but the protection scope of the present invention is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the present invention can make equivalent replacements or changes based on the technical solution and utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A condenser cooling assembly, comprising an outer drum (1) and an inner drum (2) arranged inside the outer drum (1), characterized in that: A hollow shaft (3) is fixedly provided on the inner walls on both sides of the center position of the outer drum (1), and a pumping pipe (4) and a draining pipe (5) are provided in the two hollow shafts (3). The two pumping pipes (4) and the draining pipe (5) are respectively fixedly provided horizontally and pass through the center positions of the left and right sides of the inner drum (2). One end of the two pumping pipes (4) and the draining pipe (5) located in the inner drum (2) is connected to a first liquid guide pipe (6) and a second liquid guide pipe (7). The ends of the two first liquid guide pipes (6) and the second liquid guide pipe (7) away from the pumping pipe (4) are connected to a plurality of heat exchange pipes (8). The plurality of heat exchange pipes (8) are connected to each other. Two symmetrically distributed insulation layers (9) are fixedly connected to the annular inner wall of the inner drum (2), and a plurality of heat exchange pipes (8) on the same side are respectively buried in the two insulation layers (9).

2. A cooling assembly for a condenser according to claim 1, characterized in that: One end of the two pumping pipes (4) and the discharge pipe (5) located in the inner drum (2) is connected to a first two-way pipe fitting (10), and a plurality of the first two-way pipe fittings (10) are respectively connected to the two first liquid guiding pipes (6) and the second liquid guiding pipe (7). The free ends of the two first liquid guiding pipes (6) and the second liquid guiding pipe (7) are connected to a plurality of first three-way pipe fittings (11), and one end of the plurality of first three-way pipe fittings (11) away from the first liquid guiding pipe (6) and the second liquid guiding pipe (7) is connected to a plurality of second two-way pipe fittings (12). A plurality of the heat exchange pipes (8) are respectively connected between the two opposite first three-way pipe fittings (11) and the two second two-way pipe fittings (12).

3. A cooling assembly for a condenser according to claim 1, characterized in that: A second three-way pipe fitting (13) is provided on each of the heat exchange pipes (8), a third liquid guide pipe (14) is provided between each of the two upper and lower opposite second three-way pipe fittings (13), and a hydraulic valve (15) is fixedly installed on each of the two first liquid guide pipes (6) and the third liquid guide pipes (14).

4. A cooling assembly for a condensing fin machine according to claim 1, characterized in that: The heat exchange tube (8) is made of aluminum-copper alloy, and the insulation layer (9) is made of polyurethane foam.

5. A cooling assembly for a condenser according to claim 1, characterized in that: A plurality of embedded grooves (16) are provided on opposite side walls of the two thermal insulation layers (9), and a plurality of heat exchange tubes (8) are respectively inserted into the plurality of embedded grooves (16). Connecting blocks (17) are fixedly connected to opposite side walls of the two thermal insulation layers (9) near the four corners of the plurality of embedded grooves (16). The plurality of connecting blocks (17) are arranged in pairs relative to each other, and positioning bolts (18) are passed through two opposite connecting blocks (17).

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