Mixing device for aluminum oxide dissolution

Abstract

The utility model provides a mixing device for dissolving out aluminum oxide, which relates to the technical field of nonferrous metallurgy and comprises a base and shaft feet, the shaft feet are arranged at two ends above the base, sliding rods are arranged above the shaft feet, sliding blocks are elastically and movably arranged above the sliding rods, a mixing cylinder is rotatably arranged at the upper ends between the two groups of sliding blocks, and the mixing cylinder is arranged above the base. A connecting arm is connected to the middle end between the two sets of sliding blocks, and a rolling wheel is rotationally arranged at the middle position of the bottom of the connecting arm; dissolved raw materials are contained in the mixing barrel, the driving shaft rotates to drive the first bevel gear to rotate, and the linkage part is matched to drive the second bevel gear to rotate, so that the mixing barrel rotates to perform primary mixing on the raw materials, and the special-shaped wheel on the driving shaft synchronously rotates to push the roller, so that the connecting arm and the sliding block lift along the sliding rod in a reciprocating manner; therefore, the mixing cylinder is lifted up and down while rotating, the raw materials are secondarily mixed, multiple disturbances are achieved, and the mixing efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of nonferrous metallurgy, in particular to a mixing device for dissolving aluminum oxide. Background Art

[0002] Alumina is a white solid with many important applications, such as refractory materials, catalysts and fine ceramics. It has certain hydrophilicity and alkalinity and often exists in the form of mineral sand in nature. At present, alumina dissolution technology is widely used in the production process of alumina in bauxite. In order to optimize the dissolution efficiency and reduce costs, related companies have adopted a variety of methods, such as Bayer dissolution technology, pre-desiliconization circulating mother liquor process optimization, and changes in the filling method of the dissolution unit compressor. These methods not only improve the dissolution efficiency of alumina, but also reduce the overall cost of the enterprise;

[0003] In the above-mentioned various dissolution technologies, additives are generally required to be mixed with bauxite and other mother liquors for dissolution. In this process, the most important thing is the mixing of active additives with bauxite and mother liquor. The uniformity of mixing directly affects the dissolution rate of alumina. In the prior art, a simple reactor is generally used to put materials into the reactor for mixing. Due to the characteristics of the ore, stirring blades are used for stirring, and the blade wear rate is high. Therefore, the rotation of the reactor itself is generally used to promote the mixing effect. However, the rotation of the reactor itself has limited disturbance and it is difficult to achieve the purpose of uniform mixing. Therefore, the utility model proposes a mixing device for alumina dissolution to solve the problems existing in the prior art. Utility Model Content

[0004] In view of the above problems, the utility model proposes a mixing device for aluminum oxide dissolution, wherein the mixing drum can be raised and lowered while rotating, so as to perform double mixing of the raw materials and multiple disturbances, thereby improving the mixing efficiency.

[0005] To achieve the purpose of the utility model, the utility model is implemented by the following technical scheme: a mixing device for aluminum oxide dissolution, including a base and an axial foot, both ends above the base are provided with axial feet, and a slide bar is provided above the axial foot, a slider is elastically and movably provided above the slide bar, a mixing cylinder is rotatably provided at the upper end between two groups of the sliders, and a connecting arm is connected to the middle end between the two groups of the sliders, a roller is rotatably provided at the middle position of the bottom of the connecting arm, a driving shaft is rotatably provided between the two groups of the axial feet, and a special-shaped wheel pressed against the roller is provided at the middle end of the driving shaft;

[0006] The right end of the driving shaft is provided with a first bevel gear, and a second bevel gear is rotatably provided above the outer end of the slider at the right end, and the inner end of the second bevel gear is connected to the mixing barrel, and the first bevel gear and the second bevel gear rotate in linkage through a linkage part.

[0007] A further improvement is that the linkage part includes a first bracket and a second bracket, the first bracket is located at the outer end of the shaft foot at the right end, the second bracket is located at the outer end of the slider at the right end, a third bevel gear matched with the first bevel gear is rotatably provided on the first bracket, a rotating drum is rotatably provided inside the second bracket, and a bevel gear ring matched with the second bevel gear is provided at the upper end of the rotating drum.

[0008] A further improvement is that a linkage shaft is provided above the third bevel gear, and a sliding convex strip is provided at the upper end of the outer side of the linkage shaft, the inner side of the rotating cylinder is matched with the linkage shaft and the sliding convex strip, and the linkage shaft slides through the rotating cylinder through the sliding convex strip.

[0009] A further improvement is that a motor is provided on the shaft foot at the left end, and the output end of the motor is connected to the driving shaft.

[0010] A further improvement is that a first connecting rod is provided below the inner end of the slider, a second connecting rod is provided above the inner end of the shaft foot, and a spring is connected between the first connecting rod and the second connecting rod.

[0011] A further improvement is that a slot is provided at the middle position of the bottom of the connecting arm, and an insert block is inserted inside the slot, both ends of the insert block are provided with rubber protrusions, both ends of the slot are provided with rubber grooves matched with the rubber protrusions, an axis plate is provided below the insert block, and the roller is rotatably arranged on the inner side of the axis plate.

[0012] A further improvement is that a burner is provided at the upper end of the connecting arm, and the output end of the burner faces the mixing cylinder, an opening is provided on the mixing cylinder, and a screw groove is provided on the inner side of the opening, a cover is installed inside the opening, and an external thread matching the screw groove is provided on the outer side of the cover.

[0013] A further improvement is that an insertion shaft and a connecting shaft are respectively provided at the middle positions of the two ends of the mixing barrel, the insertion shaft is used to insert the slider at the left end, a rotating shaft is provided at the left end of the second bevel gear, and the rotating shaft passes through the slider at the right end and is rotatably installed, and the connecting shaft and the rotating shaft are connected by flange matching bolts.

[0014] The beneficial effects of the utility model are:

[0015] 1. The utility model contains dissolved raw materials through a mixing barrel, and drives the first bevel gear to rotate by rotating the driving shaft, and cooperates with the linkage part to drive the second bevel gear to rotate, so that the mixing barrel rotates, and the raw materials are mixed for the first time. The special-shaped wheel on the driving shaft rotates synchronously, pushing the roller, so that the connecting arm and the slider reciprocate and rise and fall along the sliding rod, so that the mixing barrel rises and falls while rotating, and the raw materials are mixed for the second time, with multiple disturbances, thereby improving the mixing efficiency.

[0016] 2. The utility model can drive multiple mixing and a single output source only by driving the driving shaft to rotate through the motor, which saves more energy.

[0017] 3. The plug-in block of the utility model can be pulled out from the slot to disassemble the roller, which is convenient for releasing the linkage between the roller and the special-shaped wheel and for single-weight mixing when needed. It is suitable for a variety of application scenarios, and with the effect of the burner, the mixing barrel can be heated, which is conducive to heating dissolution and has diversified functions. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is the front view of the utility model;

[0019] Figure 2 This is a schematic diagram of the installation of the linkage shaft and the rotating drum of the utility model;

[0020] Figure 3 This is a schematic diagram of the roller installation of the utility model;

[0021] Figure 4 It is a schematic diagram of a mixing barrel of the present utility model.

[0022] Among them: 1. base; 2. shaft foot; 3. slide bar; 4. slider; 5. mixing barrel; 6. connecting arm; 7. roller; 8. drive shaft; 9. special-shaped wheel; 10. first bevel gear; 11. second bevel gear; 12. first bracket; 13. second bracket; 14. third bevel gear; 15. rotating drum; 16. bevel gear ring; 17. linkage shaft; 18. sliding convex strip; 19. motor; 20. first connecting rod; 21. second connecting rod; 22. spring; 23. slot; 24. plug block; 25. rubber convex; 26. shaft plate; 27. burner; 28. opening; 29. ​​cover; 30. external thread; 31. plug shaft; 32. connecting shaft; 33. rotating shaft. DETAILED DESCRIPTION

[0023] In order to deepen the understanding of the present invention, the present invention will be further described in detail below in conjunction with an embodiment. The embodiment is only used to explain the present invention and does not constitute a limitation on the protection scope of the present invention.

[0024] Embodiment 1

[0025] according to Figure 1 , 2As shown in Figures 3 and 4, this embodiment proposes a mixing device for aluminum oxide dissolution, including a base 1 and an axial foot 2, both ends of the base 1 are provided with axial feet 2, and a slide bar 3 is provided above the axial foot 2, a slider 4 is elastically and movably provided above the slider 3, a mixing barrel 5 is rotatably provided at the upper end between two groups of the sliders 4, and a connecting arm 6 is connected to the middle end between the two groups of the sliders 4, a roller 7 is rotatably provided at the middle position of the bottom of the connecting arm 6, a driving shaft 8 is rotatably provided between the two groups of the axial feet 2, and a special-shaped wheel 9 that is pressed against the roller 7 is provided at the middle end of the driving shaft 8;

[0026] The right end of the driving shaft 8 is provided with a first bevel gear 10, and the upper part of the outer end of the slider 4 at the right end is rotatably provided with a second bevel gear 11, and the inner end of the second bevel gear 11 is connected to the mixing barrel 5, and the first bevel gear 10 and the second bevel gear 11 are linked to rotate through a linkage part. When in use, the dissolved raw materials are contained in the mixing barrel 5, and the driving shaft 8 is rotated to drive the first bevel gear 10 to rotate, and the linkage part drives the second bevel gear 11 to rotate, so that the mixing barrel 5 rotates, and the raw materials are mixed for the first time. The special-shaped wheel 9 on the driving shaft 8 rotates synchronously, pushing the roller 7, so that the connecting arm 6 and the slider 4 are reciprocated and lifted along the slide rod 3, so that the mixing barrel 5 is lifted and lowered while rotating, and the raw materials are mixed for the second time, with multiple disturbances, and the mixing efficiency is improved.

[0027] The linkage part includes a first bracket 12 and a second bracket 13, wherein the first bracket 12 is located at the outer end of the shaft foot 2 at the right end, and the second bracket 13 is located at the outer end of the slider 4 at the right end. A third bevel gear 14 matching the first bevel gear 10 is rotatably provided on the first bracket 12, and a rotating cylinder 15 is rotatably provided inside the second bracket 13, and a bevel gear ring 16 matching the second bevel gear 11 is provided at the upper end of the rotating cylinder 15. A linkage shaft 17 is provided above the third bevel gear 14, and a sliding convex strip 18 is provided at the upper end of the outer side of the linkage shaft 17, and the inner side of the rotating cylinder 15 is matched with the linkage shaft 17 and the sliding convex strip 18, and the linkage shaft 17 slides through the rotating cylinder 15 through the sliding convex strip 18. When in use, the driving shaft 8 rotates to drive the first bevel gear 10 to rotate, and drives the third bevel gear 14 and the linkage shaft 17 to rotate. The linkage shaft 17 drives the rotating drum 15 and the bevel gear ring 16 to rotate through the sliding convex strip 18. The bevel gear ring 16 drives the second bevel gear 11 to rotate, so that the mixing drum 5 rotates to perform the first mixing of the raw materials. The special-shaped wheel 9 on the driving shaft 8 rotates synchronously to push the roller 7, so that the connecting arm 6 and the slider 4 reciprocate and rise and fall along the slide rod 3, so that the mixing drum 5 is lifted up and down while rotating, and the raw materials are mixed for the second time. In the process of the slider 4 rising and falling, the rotating drum 15 slides on the linkage shaft 17, which does not affect the rotation of the rotating drum 15 and the bevel gear ring 16 driven by the sliding convex strip 18.

[0028] The shaft foot 2 at the left end is provided with a motor 19, and the output end of the motor 19 is connected to the drive shaft 8. The multiple mixing and single output source can be driven by the motor 19 to drive the drive shaft 8 to rotate, which saves more energy.

[0029] A first connecting rod 20 is provided below the inner end of the slider 4, a second connecting rod 21 is provided above the inner end of the shaft foot 2, and a spring 22 is connected between the first connecting rod 20 and the second connecting rod 21. The slider 4 and the shaft foot 2 are elastically connected, and the special-shaped wheel 9 on the driving shaft 8 rotates synchronously, pushing the roller 7, so that the connecting arm 6 and the slider 4 are lifted along the slide bar 3, and are pulled back by the spring 22 to achieve the purpose of reciprocating lifting.

[0030] A slot 23 is provided at the middle position of the bottom of the connecting arm 6, and an insert block 24 is inserted inside the slot 23, and both ends of the insert block 24 are provided with rubber convexities 25, and both ends of the slot 23 are provided with rubber grooves adapted to the rubber convexities 25, and an axis plate 26 is provided below the insert block 24, and the roller 7 is rotatably arranged on the inner side of the axis plate 26. When in use, the insert block 24 can be pulled out of the slot 23, so as to disassemble the roller 7, which is convenient for releasing the linkage between the roller 7 and the special-shaped wheel 9, and convenient for single-weight mixing when needed, which is suitable for a variety of application scenarios. When installing, the insert block 24 is inserted into the slot 23 so that the rubber convexity 25 is stuck in the rubber groove.

[0031] Embodiment 2

[0032] according to Figure 1 , 2 As shown in Figures 3 and 4, this embodiment proposes a mixing device for aluminum oxide dissolution, including a base 1 and an axial foot 2, both ends of the base 1 are provided with axial feet 2, and a slide bar 3 is provided above the axial foot 2, a slider 4 is elastically and movably provided above the slider 3, a mixing barrel 5 is rotatably provided at the upper end between two groups of the sliders 4, and a connecting arm 6 is connected to the middle end between the two groups of the sliders 4, a roller 7 is rotatably provided at the middle position of the bottom of the connecting arm 6, a driving shaft 8 is rotatably provided between the two groups of the axial feet 2, and a special-shaped wheel 9 that is pressed against the roller 7 is provided at the middle end of the driving shaft 8;

[0033] The right end of the driving shaft 8 is provided with a first bevel gear 10, and the upper part of the outer end of the slider 4 at the right end is rotatably provided with a second bevel gear 11, and the inner end of the second bevel gear 11 is connected to the mixing barrel 5, and the first bevel gear 10 and the second bevel gear 11 are linked to rotate through a linkage part. When in use, the dissolved raw materials are contained in the mixing barrel 5, and the driving shaft 8 is rotated to drive the first bevel gear 10 to rotate, and the linkage part drives the second bevel gear 11 to rotate, so that the mixing barrel 5 rotates, and the raw materials are mixed for the first time. The special-shaped wheel 9 on the driving shaft 8 rotates synchronously, pushing the roller 7, so that the connecting arm 6 and the slider 4 are reciprocated and lifted along the slide rod 3, so that the mixing barrel 5 is lifted and lowered while rotating, and the raw materials are mixed for the second time, with multiple disturbances, and the mixing efficiency is improved.

[0034] The upper end of the connecting arm 6 is provided with a burner 27, and the output end of the burner 27 faces the mixing barrel 5. With the effect of the burner 27, the mixing barrel 5 can be heated, which is conducive to heating dissolution and has diversified functions; the mixing barrel 5 is provided with an opening 28, and the inner side of the opening 28 is provided with a screw groove, and a cover 29 is installed inside the opening 28, and the outer side of the cover 29 is provided with an external thread 30 that matches the screw groove. When in use, the cover 29 is turned to open, and materials can be added into the mixing barrel 5 through the opening.

[0035] An insert shaft 31 and a connecting shaft 32 are respectively provided at the middle positions of both ends of the mixing barrel 5. The insert shaft 31 is used to insert the slider 4 at the left end. A rotating shaft 33 is provided at the left end of the second bevel gear 11, and the rotating shaft 33 penetrates the slider 4 at the right end and is rotatably installed. The connecting shaft 32 and the rotating shaft 33 are connected by flange matching bolts. When disassembling, first release the flange bolt connection between the connecting shaft 32 and the rotating shaft 33, then pull up the mixing barrel 5 to one end, so that the insert shaft 31 is separated from the slider 4 at the left end, and then the mixing barrel 5 can be disassembled for unloading.

[0036] The mixing device for dissolving alumina contains the dissolved raw materials through the mixing barrel 5, and rotates the driving shaft 8 to drive the first bevel gear 10 to rotate, and cooperates with the linkage part to drive the second bevel gear 11 to rotate, so that the mixing barrel 5 rotates to mix the raw materials for the first time, and the special-shaped wheel 9 on the driving shaft 8 rotates synchronously to push the roller 7, so that the connecting arm 6 and the slider 4 are lifted and lowered along the slide rod 3, so that the mixing barrel 5 is lifted and lowered while rotating, and the raw materials are mixed for the second time, multiple disturbances are improved, and the mixing efficiency is improved, and multiple mixing can be driven by the motor 19 to drive the driving shaft 8 to rotate, and a single output source saves more energy. At the same time, the plug 24 can be pulled out from the slot 23, so as to disassemble the roller 7, which is convenient for releasing the linkage between the roller 7 and the special-shaped wheel 9, and convenient for single mixing when needed, which is suitable for a variety of application scenarios, and with the effect of the burner 27, the mixing barrel 5 can be heated, which is conducive to heating dissolution and has diversified functions.

[0037] The above shows and describes the basic principles, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principles of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A mixing device for dissolving aluminum oxide, comprising a base (1) and a shaft foot (2), characterized in that: Both ends of the base (1) are provided with shaft feet (2), and a slide bar (3) is provided above the shaft feet (2), and a slider (4) is elastically and movably provided above the slider (3), a mixing cylinder (5) is rotatably provided at the upper end between the two groups of the sliders (4), and a connecting arm (6) is connected to the middle end between the two groups of the sliders (4), a roller (7) is rotatably provided at the middle position of the bottom of the connecting arm (6), a driving shaft (8) is rotatably provided between the two groups of the shaft feet (2), and a special-shaped wheel (9) is provided at the middle end of the driving shaft (8) to be pressed against the roller (7); A first bevel gear (10) is provided at the right end of the driving shaft (8), and a second bevel gear (11) is rotatably provided above the outer end of the slider (4) at the right end, and the inner end of the second bevel gear (11) is connected to the mixing barrel (5), and the first bevel gear (10) and the second bevel gear (11) rotate in conjunction with each other via a linkage portion.

2. A mixing device for dissolving aluminum oxide according to claim 1, characterized in that: The linkage part comprises a first bracket (12) and a second bracket (13), wherein the first bracket (12) is located at the outer end of the shaft foot (2) at the right end, and the second bracket (13) is located at the outer end of the slider (4) at the right end. A third bevel gear (14) adapted to the first bevel gear (10) is rotatably provided on the first bracket (12), and a rotating drum (15) is rotatably provided inside the second bracket (13), and a bevel gear ring (16) adapted to the second bevel gear (11) is provided at the upper end of the rotating drum (15).

3. A mixing device for dissolving aluminum oxide according to claim 2, characterized in that: A linkage shaft (17) is provided above the third bevel gear (14), and a sliding convex strip (18) is provided at the upper end of the outer side of the linkage shaft (17); the inner side of the rotating drum (15) is matched with the linkage shaft (17) and the sliding convex strip (18), and the linkage shaft (17) slides through the rotating drum (15) via the sliding convex strip (18).

4. A mixing device for dissolving aluminum oxide according to claim 1, characterized in that: A motor (19) is provided on the shaft foot (2) at the left end, and an output end of the motor (19) is connected to the drive shaft (8).

5. The mixing device for dissolving aluminum oxide according to claim 1, characterized in that: A first connecting rod (20) is provided below the inner end of the slider (4), a second connecting rod (21) is provided above the inner end of the shaft foot (2), and a spring (22) is connected between the first connecting rod (20) and the second connecting rod (21).

6. A mixing device for dissolving aluminum oxide according to claim 1, characterized in that: A slot (23) is provided at the middle position of the bottom of the connecting arm (6), and an insert block (24) is inserted into the slot (23). Both ends of the insert block (24) are provided with rubber protrusions (25). Both ends of the slot (23) are provided with rubber grooves matching the rubber protrusions (25). A shaft plate (26) is provided below the insert block (24), and the roller (7) is rotatably arranged on the inner side of the shaft plate (26).

7. A mixing device for dissolving aluminum oxide according to claim 1, characterized in that: A burner (27) is provided at the upper end of the connecting arm (6), and the output end of the burner (27) faces the mixing barrel (5). An opening (28) is provided on the mixing barrel (5), and a screw groove is provided on the inner side of the opening (28). A sealing cover (29) is installed inside the opening (28), and an outer side of the sealing cover (29) is provided with an external thread (30) that matches the screw groove.

8. A mixing device for dissolving aluminum oxide according to claim 7, characterized in that: An insertion shaft (31) and a connecting shaft (32) are respectively provided at the middle positions of both ends of the mixing barrel (5), the insertion shaft (31) being used to be inserted into the slider (4) at the left end, a rotating shaft (33) is provided at the left end of the second bevel gear (11), and the rotating shaft (33) penetrates the slider (4) at the right end and is rotatably installed, and the connecting shaft (32) and the rotating shaft (33) are connected by flange-matching bolts.

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