Hot galvanizing device with cooling structure

Abstract

The utility model provides a hot-dip galvanizing device with a cooling structure, which relates to the technical field of hot-dip galvanizing and comprises a hot-dip cavity, a heat insulation layer is mounted on the inner wall of the hot-dip cavity, a heater is mounted at the bottom end in the hot-dip cavity, a moving mechanism is arranged in the mounting cavity, an air cylinder is mounted at the bottom end of the mounting cavity, and a cooling mechanism is mounted in the air cylinder. A hook is installed at the bottom end of the air cylinder, and a cooling mechanism is arranged on the lower portion of the interior of the cooling cavity. The cooling mechanism is arranged on the lower portion of the interior of the cooling cavity, a first servo motor, a rotating shaft, a second cooling fan, a limiting groove and a limiting block of the cooling mechanism are matched with one another, the second cooling fan can be used for cooling the bottom of the hot-dip galvanized workpiece, and the second cooling fan does circular motion below the hot-dip galvanized workpiece; and the hot galvanizing workpiece is cooled more uniformly, the cooling effect is better, and therefore the working efficiency of the device in the using process is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of hot-dip galvanizing, in particular to a hot-dip galvanizing device with a cooling structure. Background Art

[0002] Hot-dip galvanizing involves reacting molten metal with an iron matrix to create an alloy layer, thereby bonding the matrix and the coating. Hot-dip galvanizing involves first pickling the steel parts to remove iron oxide from the surface. After pickling, the parts are then cleaned in an aqueous solution of ammonium chloride or zinc chloride, or a mixed aqueous solution of ammonium chloride and zinc chloride, before being placed in a hot-dip galvanizing tank. Hot-dip galvanizing offers advantages such as uniform coating, strong adhesion, and a long service life.

[0003] For example, application number CN219709559U discloses a "hot-dip galvanizing device with a cooling structure" and specifically discloses that: the left and right side walls of the hot-dip galvanizing pool are provided with chutes, the left and right side walls of the hot-dip galvanizing pool are fixedly installed with mounting plates, a sliding motor is fixedly installed on one side of the mounting plate close to the back of the hot-dip galvanizing pool, a screw is fixedly installed on the output end of the sliding motor, a sliding plate is rotatably installed on the surface of the screw, a connecting block is fixedly installed on the side of the sliding plate close to the hot-dip galvanizing pool, a scraper is fixedly installed on one side of the connecting block and located inside the hot-dip galvanizing pool, a hook is fixedly installed on the bottom of the gantry crane, a lifting ring is movably installed on the surface of the hook, and a lifting device is fixedly installed on the bottom of the lifting ring. However, in the above technology, when cooling the hot-dip galvanized workpiece, it is inconvenient to perform air cooling and heat dissipation treatment on the bottom of the hot-dip galvanized workpiece, resulting in low cooling efficiency of the hot-dip galvanized workpiece, thereby reducing the working efficiency of the device when in use. Therefore, the present utility model proposes a hot-dip galvanizing device with a cooling structure to solve the above problems. Utility Model Content

[0004] In response to the above problems, the utility model proposes a hot-dip galvanizing device with a cooling structure, which solves the problem in the prior art that it is inconvenient to perform air cooling and heat dissipation treatment on the bottom of the hot-dip galvanized workpiece, resulting in low cooling efficiency of the hot-dip galvanized workpiece, thereby reducing the working efficiency of the device during use.

[0005] To achieve the purpose of the utility model, the utility model is implemented through the following technical solutions: a hot-dip galvanizing device with a cooling structure, comprising a hot-dip galvanizing chamber, an inner wall of the hot-dip galvanizing chamber is installed with a heat insulation layer, a heater is installed at the bottom end of the hot-dip galvanizing chamber, a cooling chamber is installed on one side of the hot-dip galvanizing chamber, a first heat dissipation fan is installed on both sides of the cooling chamber, a support rod is installed on the outside of the hot-dip galvanizing chamber and the cooling chamber, a mounting chamber is installed on the top of the support rod, a moving mechanism is provided inside the mounting chamber, a cylinder is installed at the bottom end of the mounting chamber, a hook is installed at the bottom end of the cylinder, and a cooling mechanism is provided below the cooling chamber;

[0006] The cooling mechanism includes a first servo motor, a rotating shaft, a second heat dissipation fan and a limiting structure. The first servo motor is installed at the top of the cooling chamber. The top of the first servo motor is installed with a rotating shaft. The top of the rotating shaft is installed with the second heat dissipation fan.

[0007] A further improvement is that the limiting structure includes a limiting groove and a limiting block, the limiting groove is opened at the lower part of the cooling chamber, the limiting block is arranged inside the limiting groove, and the top end of the limiting block is connected to the bottom end of the rotating shaft.

[0008] A further improvement is that: a plurality of the first heat dissipation fans are provided inside the cooling chamber, and the plurality of the first heat dissipation fans are symmetrically distributed about the central axis of the cooling chamber.

[0009] Further improvements are: the moving mechanism includes a second servo motor, a threaded rod, a threaded sleeve and a guide structure, the second servo motor is installed at one end of the mounting cavity, the threaded rod is installed on one side inside the mounting cavity, the output end of the second servo motor is connected to one end of the threaded rod, the outer side wall of the threaded rod is provided with a threaded sleeve, and the bottom end of the threaded sleeve is connected to the top end of the cylinder.

[0010] A further improvement is that the guide structure includes a guide rod and a guide sleeve, the guide rod is installed on one side of the installation cavity, the outer wall of the guide rod is provided with a guide sleeve, and the bottom end of the guide sleeve is connected to the top end of the cylinder.

[0011] A further improvement is that the cross section of the guide rod is smaller than the cross section of the guide sleeve, and a sliding structure is formed between the guide rod and the guide sleeve.

[0012] The beneficial effects of the present invention are as follows: a cooling mechanism is provided at the lower part of the cooling chamber, and the first servo motor, rotating shaft, second heat dissipation fan, limiting groove and limiting block of the cooling mechanism cooperate with each other, so that the second heat dissipation fan can be used to cool the bottom of the hot-dip galvanized workpiece, and the second heat dissipation fan performs a circular motion under the hot-dip galvanized workpiece, so that the hot-dip galvanized workpiece is cooled more evenly and the cooling effect is better, thereby greatly improving the working efficiency of the device when in use; a moving mechanism is provided inside the installation chamber, and the second servo motor, threaded rod, threaded sleeve, guide rod and guide sleeve of the moving mechanism cooperate with each other, so that the cylinder and the hook can be driven to move, and then the hot-dip galvanized workpiece can be driven to move, making the hot-dip galvanized workpiece more convenient and quick during hot-dip galvanizing processing, reducing the labor intensity of workers, thereby greatly improving the practicality of the device when in use. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0014] Figure 2 This is a schematic diagram of the overall structure of the mobile mechanism of the utility model;

[0015] Figure 3 This is a schematic diagram of the overall structure of the cooling mechanism of the present invention.

[0016] Among them: 1. Hot-dip coating chamber; 2. Heater; 3. Insulation layer; 4. Cooling chamber; 5. First cooling fan; 6. Support rod; 7. Mounting chamber; 8. Cylinder; 9. Hook; 10. First servo motor; 11. Rotating shaft; 12. Second cooling fan; 13. Limiting groove; 14. Limiting block; 15. Second servo motor; 16. Threaded rod; 17. Threaded sleeve; 18. Guide rod; 19. Guide sleeve. DETAILED DESCRIPTION

[0017] In order to deepen the understanding of the present invention, the present invention will be further described in detail below in conjunction with embodiments. The embodiments are only used to explain the present invention and do not constitute a limitation on the scope of protection of the present invention.

[0018] according to Figure 1 、 2 As shown in Figure 3, this embodiment proposes a hot-dip galvanizing device with a cooling structure, including a hot-dip cavity 1, an inner wall of the hot-dip cavity 1 is installed with a heat insulation layer 3, a heater 2 is installed at the bottom end of the hot-dip cavity 1, a cooling cavity 4 is installed on one side of the hot-dip cavity 1, a first heat dissipation fan 5 is installed on both sides of the cooling cavity 4, a support rod 6 is installed on the outside of the hot-dip cavity 1 and the cooling cavity 4, a mounting cavity 7 is installed at the top of the support rod 6, a moving mechanism is provided inside the mounting cavity 7, a cylinder 8 is installed at the bottom end of the mounting cavity 7, a hook 9 is installed at the bottom end of the cylinder 8, and a cooling mechanism is provided below the cooling cavity 4.

[0019] The cooling mechanism includes a first servo motor 10, a rotating shaft 11, a second heat dissipation fan 12 and a limiting structure. The first servo motor 10 is installed at the top of the cooling chamber 4. The rotating shaft 11 is installed at the top of the first servo motor 10. The second heat dissipation fan 12 is installed at the top of the rotating shaft 11. When in use, the second heat dissipation fan 12 is started to cool the bottom of the workpiece. At this time, the first servo motor 10 is started to drive the rotating shaft 11 to rotate. Therefore, under the limitation of the limiting groove 13 and the limiting block 14, the rotating shaft 11 is used to drive the second heat dissipation fan 12 to rotate, and the bottom end of the workpiece is fully cooled, so that the hot-dip galvanized workpiece is cooled more evenly and the cooling effect is better, thereby greatly improving the working efficiency of the device when in use.

[0020] The limiting structure includes a limiting groove 13 and a limiting block 14. The limiting groove 13 is opened at the bottom of the cooling chamber 4. The limiting block 14 is arranged inside the limiting groove 13. The top end of the limiting block 14 is connected to the bottom end of the rotating shaft 11. When in use, the limiting groove 13 and the limiting block 14 cooperate with each other to limit the rotating shaft 11 during rotation, so that the rotating shaft 11 is more stable during rotation.

[0021] A plurality of the first heat dissipation fans 5 are provided inside the cooling chamber 4 , and the plurality of the first heat dissipation fans 5 are symmetrically distributed about the central axis of the cooling chamber 4 . The plurality of first heat dissipation fans 5 provide a better cooling effect for the hot-dip galvanized workpiece.

[0022] The moving mechanism includes a second servo motor 15, a threaded rod 16, a threaded sleeve 17 and a guide structure. The second servo motor 15 is installed at one end of the installation cavity 7, and the threaded rod 16 is installed on one side inside the installation cavity 7. The output end of the second servo motor 15 is connected to one end of the threaded rod 16. The outer wall of the threaded rod 16 is provided with a threaded sleeve 17. The bottom end of the threaded sleeve 17 is connected to the top of the cylinder 8. When in use, the second servo motor 15 is started to drive the threaded rod 16 to rotate, thereby driving the threaded sleeve 17 to move, and then under the limit of the guide rod 18 and the guide sleeve 19, the threaded sleeve 17 is used to drive the cylinder 8 to move, thereby driving the hot-dip galvanized workpiece to move and process. When the workpiece is moved to the top of the cooling chamber 4, the cylinder 8 and the hook 9 can be driven to move, thereby driving the hot-dip galvanized workpiece to move and process, making the hot-dip galvanized workpiece more convenient and quick during hot-dip galvanizing processing, reducing the labor intensity of workers, and thus greatly improving the practicality of the device when in use.

[0023] The guide structure includes a guide rod 18 and a guide sleeve 19. The guide rod 18 is installed on one side of the installation cavity 7. The outer wall of the guide rod 18 is provided with a guide sleeve 19. The bottom end of the guide sleeve 19 is connected to the top end of the cylinder 8. The cross-section of the guide rod 18 is smaller than the cross-section of the guide sleeve 19. A sliding structure is formed between the guide rod 18 and the guide sleeve 19. When in use, the mutual cooperation between the guide rod 18 and the guide sleeve 19 can be used to guide the cylinder 8 when moving, so that the cylinder 8 is more stable when moving.

[0024] Working principle: The staff first hoist the hot-dip galvanized workpiece on the hook 9, and then start the cylinder 8 to drive the hot-dip galvanized workpiece to move downward, place the workpiece into the hot-dip chamber 1, and perform hot-dip galvanizing processing on it. When the hot-dip galvanizing is completed and the workpiece needs to be cooled, start the cylinder 8 to drive the workpiece to move upward, and then start the second servo motor 15 to drive the threaded rod 16 to rotate, thereby driving the threaded sleeve 17 to move, and then under the limit of the guide rod 18 and the guide sleeve 19, the threaded sleeve 17 is used to drive the cylinder 8 to move, thereby driving the hot-dip galvanized workpiece to move, and move the workpiece to the top of the cooling chamber 4, and then start the cylinder 8 to drive the workpiece downward, at this time start the first cooling fan 5 to cool the workpiece, and at the same time start the second cooling fan 12 to cool the bottom of the workpiece, at this time start the first servo motor 10 to drive the rotating shaft 11 to rotate, so under the limit of the limit groove 13 and the limit block 14, the rotating shaft 11 drives the second cooling fan 12 to rotate, and the bottom end of the workpiece is fully cooled.

[0025] The above shows and describes the basic principles, main features, and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention. Such changes and improvements are intended to fall within the scope of the present invention. The scope of protection claimed in this invention is defined by the appended claims and their equivalents.

Claims

1. A hot-dip galvanizing device with a cooling structure, comprising a hot-dip galvanizing chamber (1), characterized in that: The inner wall of the hot-dip coating chamber (1) is provided with a heat-insulating layer (3), the bottom end of the hot-dip coating chamber (1) is provided with a heater (2), a cooling chamber (4) is provided on one side of the hot-dip coating chamber (1), a first heat dissipation fan (5) is provided on both sides of the cooling chamber (4), a support rod (6) is provided on the outside of the hot-dip coating chamber (1) and the cooling chamber (4), a mounting chamber (7) is provided on the top end of the support rod (6), a moving mechanism is provided inside the mounting chamber (7), a cylinder (8) is provided at the bottom end of the mounting chamber (7), a hook (9) is provided at the bottom end of the cylinder (8), and a cooling mechanism is provided below the inside of the cooling chamber (4); The cooling mechanism comprises a first servo motor (10), a rotating shaft (11), a second heat dissipation fan (12) and a limiting structure; the first servo motor (10) is mounted on the top of the cooling chamber (4); the rotating shaft (11) is mounted on the top of the first servo motor (10); and the second heat dissipation fan (12) is mounted on the top of the rotating shaft (11).

2. The hot-dip galvanizing device with a cooling structure according to claim 1, characterized in that: The limiting structure comprises a limiting groove (13) and a limiting block (14); the limiting groove (13) is opened below the interior of the cooling chamber (4); the limiting block (14) is arranged inside the limiting groove (13); the top end of the limiting block (14) is connected to the bottom end of the rotating shaft (11).

3. The hot-dip galvanizing device with a cooling structure according to claim 2, characterized in that: A plurality of the first heat dissipation fans (5) are arranged inside the cooling chamber (4), and the plurality of the first heat dissipation fans (5) are symmetrically distributed about the central axis of the cooling chamber (4).

4. The hot-dip galvanizing device with a cooling structure according to claim 1, characterized in that: The moving mechanism comprises a second servo motor (15), a threaded rod (16), a threaded sleeve (17) and a guide structure, wherein the second servo motor (15) is installed at one end of the installation cavity (7), the threaded rod (16) is installed at one side inside the installation cavity (7), the output end of the second servo motor (15) is connected to one end of the threaded rod (16), the outer side wall of the threaded rod (16) is provided with a threaded sleeve (17), and the bottom end of the threaded sleeve (17) is connected to the top end of the cylinder (8).

5. The hot-dip galvanizing device with a cooling structure according to claim 4, characterized in that: The guide structure comprises a guide rod (18) and a guide sleeve (19). The guide rod (18) is installed on one side of the interior of the installation cavity (7). The outer wall of the guide rod (18) is provided with a guide sleeve (19). The bottom end of the guide sleeve (19) is connected to the top end of the cylinder (8).

6. The hot-dip galvanizing device with a cooling structure according to claim 5, characterized in that: The cross section of the guide rod (18) is smaller than the cross section of the guide sleeve (19), and a sliding structure is formed between the guide rod (18) and the guide sleeve (19).

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