Coating forming mechanism for anti-drag film

Abstract

The utility model discloses a coating forming mechanism for an anti-drag film, which belongs to the technical field of anti-drag film production and comprises a U-shaped seat, a first rotating roller and a second rotating roller, the first rotating roller and the second rotating roller are rotatably arranged in the U-shaped seat respectively, and a motor for driving the first rotating roller to rotate is arranged on the outer side of the U-shaped seat. And one end of a rotating shaft of the first rotating roller and one end of a rotating shaft of the second rotating roller are sleeved with transmission gears which are meshed with each other, the second rotating roller is hollow, and a cooling assembly used for supplying water to cool the second rotating roller is arranged on the inner bottom face of the U-shaped base. The water tank is divided into the backflow cavity and the water supply cavity through the partition plate, the water level of the backflow cavity is higher than that of the water supply cavity, water in the backflow cavity flows into the water supply cavity through the flow guide plate, the driven impeller rotates, and the circulation rate of air in the water tank is increased under the action of the fan blades. And therefore, the circulating water can be cooled conveniently.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of drag reduction film production technology, especially to a coating forming mechanism for drag reduction film. BACKGROUND

[0002] The key of drag reduction film drag reduction technology is the manufacturing technology of drag reduction film, polymer coating (or spraying) formation, polymer drag reduction is mostly used for reducing the resistance of pipe wall to fluid, and the drag reduction film can effectively reduce the turbulent friction resistance, which is a new concept in the field of drag reduction research.

[0003] Most of the coating forming mechanisms of the drag reduction film are transported by setting the first rotating roller and the second rotating roller, and the air flow rate is accelerated by blowing to cool the coating, but the effect of cooling by blowing is poor, it is difficult to quickly take away the heat, and the transported drag reduction film is easily shaken during the blowing process, affecting the uniformity of the coating. UTILITY MODEL CONTENT

[0004] The utility model discloses a coating forming mechanism for drag reduction film.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A coating forming mechanism for drag reduction film, comprising a U-shaped seat, a first rotating roller and a second rotating roller rotatingly arranged in the U-shaped seat respectively, a motor arranged outside the U-shaped seat for driving the first rotating roller to rotate, a transmission gear meshing with each other arranged on one end of the rotating shaft of the first rotating roller and the second rotating roller respectively, the second rotating roller being hollow, and a cooling assembly arranged on the inner bottom surface of the U-shaped seat for water cooling of the second rotating roller.

[0007] Further description of the above technical scheme:

[0008] The cooling assembly comprises a water supply pipe, a return pipe and a water tank fixedly arranged on the inner bottom surface of the U-shaped seat, the inside of the water tank is divided into a return cavity and a water supply cavity by a partition plate, a water pump is arranged in the water supply cavity, one end of the water supply pipe is in communication with the output end of the water pump, the other end of the water supply pipe is in communication with the rotating shaft of one end of the second rotating roller through a rotary joint, one end of the return pipe is in communication with the rotating shaft of the other end of the second rotating roller through a rotary joint, and the other end of the return pipe is in communication with the return cavity.

[0009] Further description of the above technical scheme:

[0010] A flow guide plate is fixedly arranged on the upper end of the partition plate, and a plurality of flow guide grooves are formed in the surface of the flow guide plate.

[0011] Further description of the above technical scheme:

[0012] The water tank is provided with a driven shaft penetratingly arranged on one side, one end of the driven shaft is provided with a driven gear meshing with one of the transmission gears, the other end of the driven shaft penetrates into the water supply cavity and is provided with a fan blade, one side of the water tank is provided with an air inlet matched with the fan blade, and the other side of the water tank is provided with an air outlet corresponding to the air inlet.

[0013] As a further description of the above technical solution:

[0014] The water tank is provided with a driven shaft penetratingly arranged on one side, one end of the driven shaft is provided with a driven gear meshing with one of the transmission gears, the other end of the driven shaft penetrates into the water supply cavity and is provided with a fan blade, one side of the water tank is provided with an air inlet matched with the fan blade, and the other side of the water tank is provided with an air outlet corresponding to the air inlet.

[0015] As a further description of the above technical solution:

[0016] The U-shaped seat is provided with a protective cover, and the transmission gears and the driven gears are located inside the protective cover.

[0017] As a further description of the above technical solution:

[0018] The water supply cavity is internally provided with a driven impeller matched with water flow at the tail end of the guide plate.

[0019] As described above, due to the adoption of the above technical solution, the beneficial effects of the present application are:

[0020] In the present application, by arranging the first rotating roller and the second rotating roller, the drag-reducing film is conveyed between the first rotating roller and the second rotating roller, by arranging the water pump, the water supply pipe and the return pipe, the cold water is circulated in the second rotating roller to cool the second rotating roller, and then the coating on the surface of the drag-reducing film is cooled to accelerate the forming efficiency of the coating.

[0021] In the present application, by arranging the partition plate to divide the water tank into the return cavity and the water supply cavity, the water level in the return cavity is higher than that in the water supply cavity, the water in the return cavity flows into the water supply cavity through the guide plate, the driven impeller is rotated, and under the action of the fan blade, the circulation rate of the air in the water tank is accelerated, and then the circulating water is cooled. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 An appearance view of a coating forming mechanism according to an embodiment of the present application is shown;

[0023] Figure 2 A structure sectional view of a coating forming mechanism according to an embodiment of the present application is shown;

[0024] Figure 3 A disassembled structure schematic view of a protective cover according to an embodiment of the present application is shown;

[0025] Figure 4 A guide vane structure schematic diagram is shown according to the embodiment of the utility model.

[0026] Legend: 1, U-shaped seat; 2, first rotating roller; 3, second rotating roller; 4, motor; 5, water tank; 6, backflow pipe; 7, drain pipe; 8, protective cover; 9, transmission gear; 10, driven gear; 11, water supply pipe; 12, water pump; 13, fan blade; 14, driven impeller; 15, partition plate; 16, guide vane; 17, cover plate; 18, air outlet; 19, air inlet; 20, guide groove. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0028] As shown in Figures 1-4 A coating forming mechanism for a drag reduction film includes a U-shaped seat 1, a first rotating roller 2 and a second rotating roller 3 rotatably arranged in the U-shaped seat 1, respectively, a motor 4 arranged outside the U-shaped seat 1 for driving the first rotating roller 2 to rotate, transmission gears 9 meshing with each other arranged at one end of the rotating shafts of the first rotating roller 2 and the second rotating roller 3, respectively, the second rotating roller 3 being hollow, and a cooling assembly arranged on the inner bottom surface of the U-shaped seat 1 for water cooling of the second rotating roller 3.

[0029] Further, the cooling assembly includes a water supply pipe 11, a backflow pipe 6, and a water tank 5 fixedly arranged on the inner bottom surface of the U-shaped seat 1, the water tank 5 is divided into a backflow cavity and a water supply cavity by a partition plate 15, a water pump 12 is arranged in the water supply cavity, one end of the water supply pipe 11 is in communication with the output end of the water pump 12, the other end of the water supply pipe 11 is in communication with the rotating shaft at one end of the second rotating roller 3 through a rotary joint, one end of the backflow pipe 6 is in communication with the rotating shaft at the other end of the second rotating roller 3 through a rotary joint, and the other end of the backflow pipe 6 is in communication with the backflow cavity. In use, the water pump 12 is started to send the cold water in the water supply cavity to the inside of the second rotating roller 3 through the water supply pipe 11 for cooling the second rotating roller 3, and then the water flows back into the backflow cavity through the backflow pipe 6. Under the action of the partition plate 15, the water level in the backflow cavity is higher than that in the water supply cavity. Therefore, after the water flows back into the backflow cavity, the rising water level in the backflow cavity causes the water to flow into the water supply cavity, and the water moves from high to low, thereby facilitating the cooling of the backflow water.

[0030] Further, the baffle 15 upper end is fixedly provided with a guide plate 16, the guide plate 16 surface is provided with a plurality of guide grooves 20, the water in the reflux cavity will flow into the water supply cavity through the guide plate 16, and under the action of the guide groove 20, is divided into a plurality of fine streams, improve the water reflux cooling effect.

[0031] Further, the water tank 5 side is rotatably provided with a driven shaft, one end of the driven shaft is provided with a driven gear 10 which is meshed with one of the transmission gears 9, the other end of the driven shaft penetrates into the water supply cavity and is provided with a fan blade 13, the water tank 5 side is provided with an air inlet 19 matched with the fan blade 13, the other side of the water tank 5 is provided with an air outlet 18 corresponding to the air inlet 19, the transmission gear 9 drives the driven gear 10 to rotate, and further drives the fan blade 13 to rotate, under the action of the fan blade 13 rotation, the air flow in the water tank 5 is accelerated, and the water cooling efficiency is further improved.

[0032] Further, the water tank 5 side is rotatably provided with a driven shaft, one end of the driven shaft is provided with a driven gear 10 which is meshed with one of the transmission gears 9, the other end of the driven shaft penetrates into the water supply cavity and is provided with a fan blade 13, the water tank 5 side is provided with an air inlet 19 matched with the fan blade 13, the other side of the water tank 5 is provided with an air outlet 18 corresponding to the air inlet 19, the transmission gear 9 drives the driven gear 10 to rotate, and further drives the fan blade 13 to rotate, under the action of the fan blade 13 rotation, the air flow in the water tank 5 is accelerated, and the water cooling efficiency is further improved.

[0033] Further, the water tank 5 side is rotatably provided with a driven shaft, one end of the driven shaft is provided with a driven gear 10 which is meshed with one of the transmission gears 9, the other end of the driven shaft penetrates into the water supply cavity and is provided with a fan blade 13, the water tank 5 side is provided with an air inlet 19 matched with the fan blade 13, the other side of the water tank 5 is provided with an air outlet 18 corresponding to the air inlet 19, the transmission gear 9 drives the driven gear 10 to rotate, and further drives the fan blade 13 to rotate, under the action of the fan blade 13 rotation, the air flow in the water tank 5 is accelerated, and the water cooling efficiency is further improved.

[0034] Further, the water tank 5 side is rotatably provided with a driven shaft, one end of the driven shaft is provided with a driven gear 10 which is meshed with one of the transmission gears 9, the other end of the driven shaft penetrates into the water supply cavity and is provided with a fan blade 13, the water tank 5 side is provided with an air inlet 19 matched with the fan blade 13, the other side of the water tank 5 is provided with an air outlet 18 corresponding to the air inlet 19, the transmission gear 9 drives the driven gear 10 to rotate, and further drives the fan blade 13 to rotate, under the action of the fan blade 13 rotation, the air flow in the water tank 5 is accelerated, and the water cooling efficiency is further improved.

[0035] The above is only the preferred embodiment of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A coating forming mechanism for drag reduction film, comprising a U-shaped seat (1), a first rotating roller (2) and a second rotating roller (3) respectively arranged to rotate inside the U-shaped seat (1), a motor (4) arranged outside the U-shaped seat (1) to drive the first rotating roller (2) to rotate, and a transmission gear (9) arranged to mesh with each other at one end of the rotating shafts of the first rotating roller (2) and the second rotating roller (3), characterized in that, The second rotating roller (3) is hollow, and the inner bottom surface of the U-shaped seat (1) is provided with a cooling assembly for water cooling of the second rotating roller (3).

2. A coating forming mechanism for a drag reduction film according to claim 1, wherein The cooling assembly comprises a water supply pipe (11), a return pipe (6) and a water tank (5) fixedly arranged on the inner bottom surface of the U-shaped seat (1), the inside of the water tank (5) is divided into a return cavity and a water supply cavity by a partition plate (15), the water supply cavity is internally provided with a water pump (12), one end of the water supply pipe (11) is in communication with the output end of the water pump (12), the other end of the water supply pipe (11) is in communication with the rotating shaft at one end of the second rotating roller (3) through a rotary joint, one end of the return pipe (6) is in communication with the rotating shaft at the other end of the second rotating roller (3) through a rotary joint, and the other end of the return pipe (6) is in communication with the return cavity.

3. A coating forming mechanism for a drag reduction film according to claim 2, wherein The partition plate (15) is fixedly provided with a flow guide plate (16) at the upper end, and a plurality of flow guide grooves (20) are formed in the surface of the flow guide plate (16).

4. A coating forming mechanism for a drag reduction film according to claim 2, wherein A driven shaft is rotatably arranged on one side of the water tank (5), one end of the driven shaft is provided with a driven gear (10) which is in meshing engagement with one of the transmission gears (9), the other end of the driven shaft penetrates into the water supply cavity and is provided with a fan blade (13), one side of the water tank (5) is provided with an air inlet (19) matched with the fan blade (13), and the other side of the water tank (5) is provided with an air outlet (18) corresponding to the air inlet (19).

5. A coating forming mechanism for a drag reduction film according to claim 2, wherein A drain pipe (7) in communication with the return cavity is arranged on one side of the water tank (5), a valve is arranged in the middle of the drain pipe (7), and a cover plate (17) is arranged at the upper end of the water tank (5).

6. A coating forming mechanism for a drag reduction film according to claim 4, wherein The U-shaped seat (1) is provided with a protective cover (8) on the outside, and the transmission gears (9) and the driven gears (10) are located inside the protective cover (8).

7. A coating forming mechanism for a drag reduction film according to claim 3, wherein A driven impeller (14) matched with the water flow at the tail end of the flow guide plate (16) is rotatably arranged in the water supply cavity.

Images