A leaching device

Abstract

The utility model discloses a leaching device, and relates to the technical field of electrolytic zinc leaching devices. The utility model comprises a leaching barrel, a barrel cover is arranged on the top of the leaching barrel, a rotating shaft driven by a driving mechanism is rotatably connected to the barrel cover, a steam input pipe is rotatably connected to the top of the rotating shaft, a cavity matched with the steam input pipe is formed inside the rotating shaft, a hollow connecting rod connected to the cavity is connected to the rotating shaft, a hollow connecting column is connected to the connecting rod, a spiral tube connected to the inner cavity is connected to the connecting column, a hollow connecting seat is connected to the bottom end of the spiral tube, a supporting column is fixedly connected to the bottom inner wall of the leaching barrel, a universal ball is movably connected to the top end of the supporting column, the universal ball is installed at the bottom end of the connecting seat, a hollow stirring rod connected to the inner cavity is evenly arranged on the outer wall of the connecting seat along its circumference, and steam holes are evenly arranged on the surface of the stirring rod. The leaching device can fully exchange heat between the leachate and the steam.

Description

Technical Field

[0001] The utility model relates to the technical field of electrolytic zinc leaching devices, in particular to a leaching device. Background Art

[0002] In the process of electrolytic zinc production, the leaching device is an indispensable equipment or facility in the production system. The leaching solution in the leaching device is heated indirectly or directly. Indirect heating uses a heat exchanger for heating, while direct heating is to insert a steam pipe into the leaching barrel for steam heating. The leaching effect of the electrolytic zinc leaching device also depends on external conditions such as stirring intensity, temperature, acidity, and leaching time.

[0003] Currently, in the acid leaching process of electrolytic zinc, a directly heated leaching device includes a leaching barrel, a stirring device inserted into the leaching barrel, and a steam pipe inserted into the leaching barrel. In actual use, heating by inserting a steam pipe into the leaching barrel has low heating efficiency and uneven heating. Utility Model Content

[0004] The utility model provides a leaching device to solve the problems in the background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a leaching device, comprising a leaching barrel, a barrel cover is provided on the top of the leaching barrel, a rotating shaft driven by a driving mechanism is rotatably connected to the barrel cover, a steam input pipe is rotatably connected to the top end of the rotating shaft, a cavity matched with the steam input pipe is formed inside the rotating shaft, a hollow connecting rod connected to the rotating shaft is connected to the cavity, the connecting rod is connected to a hollow connecting column, the connecting column is connected to a spiral tube connected to its inner cavity, the bottom end of the spiral tube is connected to a hollow connecting seat, the bottom inner wall of the leaching barrel is fixedly connected to a support column, the top end of the support column is movably connected to a universal ball, the universal ball is installed at the bottom end of the connecting seat, the outer wall of the connecting seat is evenly provided with hollow stirring rods connected to its inner cavity along its circumference, and the surface of the stirring rod is evenly provided with steam holes.

[0006] Furthermore, steam holes are also provided on the surface of the spiral tube.

[0007] Furthermore, the end of the stirring blade arranged along the outer circumference of the connecting seat is connected with a connecting ring.

[0008] Furthermore, the connecting ring is hollow and communicated with the inner cavity of the stirring rod, and steam holes are also opened on the surface of the connecting ring.

[0009] Furthermore, the portion of the rotating shaft extending into the inner cavity of the leaching barrel is connected with an L-shaped stirring blade.

[0010] Furthermore, the driving mechanism includes a mounting frame, a driving motor, a driving gear and a driven gear. The mounting frame is installed on the top of the barrel cover, and the driving motor is installed on the mounting frame. The driving gear is sleeved on the output shaft of the driving motor, and the driven gear meshing with the driving gear is sleeved on the rotating shaft.

[0011] Compared with the prior art, the utility model provides a leaching device with the following beneficial effects: the leaching device can make the spiral tube rotate when the rotating shaft rotates, and the connecting seat and the stirring rod can also continuously stir the leaching liquid, and the steam can be discharged from the steam hole on the stirring rod, so that the leaching liquid and the steam can fully exchange heat. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a structural schematic diagram of the utility model;

[0013] Figure 2 It is a schematic diagram of the internal structure of the utility model;

[0014] Figure 3 It is a structural schematic diagram of the stirring rod of the utility model;

[0015] Figure 4 This is an enlarged schematic diagram of the new type of A used in this application;

[0016] Figure 5 It is a schematic diagram of the internal structure of the rotating shaft of the utility model.

[0017] In the figure: 1. leaching barrel; 2. barrel cover; 3. rotating shaft; 4. connecting rod; 5. connecting column; 6. spiral tube; 7. connecting seat; 8. supporting column; 9. stirring rod; 10. steam hole; 11. connecting ring; 12. steam input pipe; 13. stirring blade; 14. mounting frame; 15. driven gear; 16. driving motor; 17. driving gear. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] See also Figure 1-5The utility model discloses a leaching device, including a leaching barrel 1, a barrel cover 2 is provided on the top of the leaching barrel 1, a rotating shaft 3 driven by a driving mechanism is rotatably connected to the barrel cover 2, a steam input pipe 12 is rotatably connected to the top of the rotating shaft 3, a cavity matched with the steam input pipe 12 is formed inside the rotating shaft 3, a hollow connecting rod 4 connected to the cavity is connected to the rotating shaft 3, the connecting rod 4 is connected to a hollow connecting column 5, the connecting column 5 is connected to a spiral tube 6 connected to its inner cavity, the bottom end of the spiral tube 6 is connected to a hollow connecting seat 7, the inner cavity of the spiral tube 6 is connected to the inner cavity of the connecting seat 7, a supporting column 8 is fixedly connected to the bottom inner wall of the leaching barrel 1, the top of the supporting column 8 is movably connected to a universal ball, the universal ball is installed at the bottom end of the connecting seat 7, the outer wall of the connecting seat 7 is evenly provided with hollow stirring rods 9 connected to its inner cavity along its circumference, and the surface of the stirring rod 9 is evenly provided with steam holes 10.

[0020] Specifically, steam holes 10 are also provided on the surface of the spiral tube 6 .

[0021] In this embodiment, steam can also be discharged from the surface of the spiral tube 6.

[0022] Specifically, the end of the stirring blade 13 arranged along the outer circumference of the connecting seat 7 is connected with a connecting ring 11 .

[0023] In this embodiment, the connection ring 11 is provided so that a plurality of stirring blades 13 can be connected together, and can be driven to swing continuously during the rotation of the rotating shaft 3 to stir the leachate.

[0024] Specifically, the connecting ring 11 is hollow and communicates with the inner cavity of the stirring rod 9 , and a steam hole 10 is also opened on the surface of the connecting ring 11 .

[0025] In this embodiment, steam can also be discharged from the connecting ring 11.

[0026] Specifically, the portion of the rotating shaft 3 extending into the inner cavity of the leaching barrel 1 is connected with an L-shaped stirring blade 13 .

[0027] In this embodiment, the stirring blade 13 can assist in stirring the leachate.

[0028] Specifically, the driving mechanism includes a mounting frame 14, a driving motor 16, a driving gear 17 and a driven gear 15. The mounting frame 14 is installed on the top of the barrel cover 2, and the driving motor 16 is installed on the mounting frame 14. The driving gear 17 is sleeved on the output shaft of the driving motor 16, and the driven gear 15 meshing with the driving gear 17 is sleeved on the rotating shaft 3.

[0029] In this embodiment, the top end of the rotating shaft 3 can be located below the mounting frame 14 or can movably penetrate the mounting frame 14, so that the driving motor 16 can drive the driving gear 17 to rotate, and the driving gear 17 engages the driven gear 15 to rotate the rotating shaft 3.

[0030] In summary, in the leaching device, when the rotating shaft 3 rotates, the spiral tube 6 can rotate, and the connecting seat 7 and the stirring rod 9 can also continuously stir the leaching liquid, and the steam can be discharged from the steam hole 10 on the stirring rod 9, so that the leaching liquid and the steam can fully exchange heat.

[0031] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A leaching device, comprising a leaching tank (1), characterized in that: The top of the leaching barrel (1) is provided with a barrel cover (2), a rotating shaft (3) driven by a driving mechanism is rotatably connected to the barrel cover (2), the top of the rotating shaft (3) is rotatably connected to a steam input pipe (12), a cavity matched with the steam input pipe (12) is formed inside the rotating shaft (3), the rotating shaft (3) is connected to a hollow connecting rod (4) connected to the cavity, the connecting rod (4) is connected to a hollow connecting column (5), the connecting column (5) is connected to a spiral tube (6) connected to its inner cavity, the bottom end of the spiral tube (6) is connected to a hollow connecting seat (7), the bottom inner wall of the leaching barrel (1) is fixedly connected to a support column (8), the top end of the support column (8) is movably connected to a universal ball, the universal ball is installed at the bottom end of the connecting seat (7), the outer wall of the connecting seat (7) is evenly provided with hollow stirring rods (9) connected to its inner cavity along its circumference, and the surface of the stirring rod (9) is evenly provided with steam holes (10).

2. A leaching device according to claim 1, characterized in that: The surface of the spiral tube (6) is also provided with steam holes (10).

3. A leaching device according to claim 1, characterized in that: The portion of the rotating shaft (3) extending into the inner cavity of the leaching barrel (1) is connected to an L-shaped stirring blade (13), and the end of the stirring blade (13) arranged along the outer circumference of the connecting seat (7) is connected to a connecting ring (11).

4. A leaching device according to claim 3, characterized in that: The connecting ring (11) is hollow and communicates with the inner cavity of the stirring rod (9), and a steam hole (10) is also provided on the surface of the connecting ring (11).

5. A leaching device according to claim 1, characterized in that: The driving mechanism comprises a mounting frame (14), a driving motor (16), a driving gear (17) and a driven gear (15); the mounting frame (14) is mounted on the top of the barrel cover (2); the driving motor (16) is mounted on the mounting frame (14); the driving gear (17) is sleeved on the output shaft of the driving motor (16); and the driven gear (15) meshing with the driving gear (17) is sleeved on the rotating shaft (3).

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