Feeding device for calcium aluminate powder production

Abstract

The utility model discloses a feeding device for calcium aluminate powder production, which comprises a protective shell, a cavity is arranged in the protective shell, the upper surface of the protective shell is fixedly connected with a feeding hopper, the rear surface of the protective shell is fixedly connected with a first motor, and the rear surface of the protective shell is rotatably connected with two transmission gears. The inner wall of a cavity in the upper end of the protective shell is rotationally connected with two crushing rollers, and a filter plate is installed on the inner wall of a cavity in the lower end of the protective shell. The feeding device for calcium aluminate powder production is provided with a material returning shaft and a filter plate, when the feeding device works, raw materials are crushed through a crushing roller and then filtered through the filter plate, large raw materials enter a material returning pipe, a second motor drives the material returning shaft to rotate through a first transmission chain, and the raw materials are fed into the material returning pipe; and the material returning shaft drives large raw materials to be discharged from the material returning groove through the blades on the outer surface, so that the crushing roller crushes the raw materials again, and the crushing effect of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of calcium aluminate powder production, in particular to a feeding device for calcium aluminate powder production. Background Art

[0002] Calcium aluminate powder is the raw material of water purifier. Its main components are CaO, AL2O3, and Fe2O3. It has strong activity. The one-step acid dissolution method can save a lot of manpower and electricity, and can greatly reduce costs. It has the advantages of simple process equipment and easy control. It is an ideal raw material for the production of basic aluminum chloride and polyaluminum chloride products. Calcium aluminate powder is gray-white powder. Calcium aluminate powder has high reaction activity with inorganic strong acid. It can start at room temperature, release a lot of heat, and heat up quickly. Calcium aluminate powder is mainly used to produce aluminum salt products such as polyaluminum chloride, aluminum sulfate, and sodium aluminate. It can also be used to adjust the degree of basicity and can also be used for refractory materials.

[0003] In the production process of calcium aluminate powder, large pieces of calcium aluminate powder raw materials need to be fed, so the large pieces of raw materials need to be crushed. However, when the existing calcium aluminate powder feeding device is used, there is no filtering mechanism after the raw materials are crushed, so that the crushed raw materials are of different sizes, resulting in uneven processing effects and reduced product quality. Utility Model Content

[0004] The utility model aims to provide a feeding device for producing calcium aluminate powder, so as to solve the problem in the above-mentioned background technology that there is no filtering mechanism after the raw materials are crushed, so that the sizes of the crushed raw materials are different, resulting in uneven processing effect and reduced product quality.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a feeding device for the production of calcium aluminate powder, comprising a protective shell with a cavity arranged inside, a feed hopper fixedly connected to the upper surface of the protective shell, a first motor fixedly connected to the rear surface of the protective shell, and two transmission gears rotatably connected to the rear surface of the protective shell, two crushing rollers rotatably connected to the inner wall of the cavity at the upper end of the protective shell, a filter plate is installed on the inner wall of the cavity at the lower end of the protective shell, a discharge pipe is fixed to the lower end of the protective shell, and a return mechanism is arranged at the lower end of the protective shell, which drives the raw materials to be discharged from the return trough for re-crushing through the rotation of the return shaft.

[0006] Preferably, the return mechanism includes a second motor, which is fixed inside the protective shell, a return pipe is fixedly connected to the side surface of the protective shell, a cavity is provided inside the return pipe, and a return shaft is rotatably connected to the inner wall of the return pipe cavity, a sprocket is provided at the output end of the second motor, a sprocket is provided at the lower end of the return shaft, and a first transmission chain is installed between the sprocket of the return shaft and the sprocket of the second motor, and a return trough is provided inside the protective shell.

[0007] By adopting the above technical solution, the second motor drives the first transmission chain, so that the first transmission chain drives the return shaft to rotate.

[0008] Preferably, the return pipe is communicated with the cavity of the protective shell, and the outer surface of the return shaft is provided with spiral blades facing the return trough.

[0009] By adopting the above technical solution, the raw material is guided to the return trough through the return pipe, so that the return trough guides the raw material to the crushing roller.

[0010] Preferably, the output end of the first motor is fixedly connected to a transmission gear on one side, the two transmission gears form a meshing connection, the rotating shaft of the transmission gear is fixedly connected to the rotating shaft of the crushing roller, the filter plate is inclined in design, and one end of the filter plate passes through the protective shell, and the filter plate and the protective shell form a sliding connection, and a spring is connected between the filter plate and the protective shell.

[0011] By adopting the above technical solution, the first motor drives the transmission gear to rotate, so that the two transmission gears mesh and rotate, and the crushing roller is driven to rotate by the transmission gear.

[0012] Preferably, an anti-blocking feeding mechanism is provided at the lower end of the protective shell, which drives the filter plate to slide to assist filtering through an extrusion cam, and drives the raw material to be fed through a cleaning plate.

[0013] By adopting the above technical solution, the anti-blocking feeding mechanism enables the extrusion cam to drive the filter plate to slide to assist in filtering.

[0014] Preferably, the anti-blocking unloading mechanism includes a mounting plate, which is fixed to the side surface of the protective shell, the surface of the mounting plate is rotatably connected to an extrusion cam, a sprocket is provided at one end of the extrusion cam shaft, a cleaning plate is fixedly connected to the output end of the second motor, and a brush is provided at the lower end of the cleaning plate, a sprocket is provided at one end of the transmission gear shaft on one side, and a second transmission chain is installed between the sprocket of the transmission gear on one side and the sprocket of the extrusion cam.

[0015] By adopting the above technical solution, the extrusion cam is driven to rotate by the second transmission chain, so that the extrusion cam pushes the filter plate.

[0016] Compared with the prior art, the utility model has the following beneficial effects: the feeding device for producing calcium aluminate powder:

[0017] 1. A return material shaft and a filter plate are provided, so that when the device is working, the raw material is crushed by the crushing roller, and then filtered by the filter plate, and the large pieces of raw material enter the interior of the return material pipe. The second motor drives the return material shaft to rotate through the first transmission chain, so that the return material shaft drives the large pieces of raw material to be discharged from the return material trough through the blades on the outer surface, so that the crushing roller crushes the raw material again, thereby improving the crushing effect of the device;

[0018] 2. An extrusion cam and a second transmission chain are provided, so that when the device is working, the transmission gear rotates, so that the transmission gear drives the extrusion cam to rotate through the second transmission chain, and the extrusion cam pushes the filter plate to slide, so that the filter plate drives the raw materials on the surface to move, thereby preventing the filter plate from being blocked and improving the efficiency of filtering and unloading of the device;

[0019] 3. A cleaning plate and a second motor are provided so that when the device is working, the cleaning plate is driven to rotate by the second motor, and the brush at the lower end of the cleaning plate drives the raw materials into the discharge pipe after the cleaning plate rotates, thereby increasing the discharge speed of the device, preventing raw material residue and improving practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the overall front cross-sectional structure of the utility model;

[0021] Figure 2 This is a schematic diagram of the overall rear view structure of the utility model;

[0022] Figure 3 This is a schematic diagram of the overall top view structure of the utility model;

[0023] Figure 4 It is a schematic diagram of the overall top-sectional structure of the utility model.

[0024] In the figure: 1. Protective shell; 2. Feed hopper; 3. First motor; 4. Transmission gear; 5. Crushing roller; 6. Filter plate; 7. Second motor; 8. Discharge pipe; 9. Return pipe; 10. Return shaft; 11. First transmission chain; 12. Return trough; 13. Mounting plate; 14. Extrusion cam; 15. Cleaning plate; 16. Second transmission chain. DETAILED DESCRIPTION

[0025] 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.

[0026] See also Figure 1-4 The utility model provides a technical solution: a feeding device for producing calcium aluminate powder, comprising a protective shell 1, a feed hopper 2, a first motor 3, a transmission gear 4, a crushing roller 5, a filter plate 6, a second motor 7, a discharge pipe 8, a return pipe 9, a return shaft 10, a first transmission chain 11, a return trough 12, a mounting plate 13, an extrusion cam 14, a cleaning plate 15 and a second transmission chain 16, the protective shell 1, a cavity is arranged inside the protective shell 1, the return mechanism comprises a second motor 7, the second motor 7 is fixed inside the protective shell 1, the side surface of the protective shell 1 is fixedly connected with the return pipe 9, the inner surface of the return pipe 9 A cavity is provided in the part, and a return shaft 10 is rotatably connected to the inner wall of the cavity of the return pipe 9, a sprocket is provided at the output end of the second motor 7, a sprocket is provided at the lower end of the rotating shaft of the return shaft 10, and a first transmission chain 11 is installed between the sprocket of the return shaft 10 and the sprocket of the second motor 7, and a return groove 12 is opened inside the protective shell 1. When using this device, the raw material is first introduced into the protective shell 1 through the feed hopper 2, and the first motor 3 drives the transmission gear 4 on one side to rotate, so that the two transmission gears 4 rotate in opposite directions through meshing, so that the transmission gear 4 drives the crushing roller 5 to rotate and then crushes the raw material.

[0027] A feed hopper 2 is fixedly connected to the upper surface of the protective shell 1, a first motor 3 is fixedly connected to the rear surface of the protective shell 1, and two transmission gears 4 are rotatably connected to the rear surface of the protective shell 1. A return pipe 9 is communicated with the cavity of the protective shell 1, and a spiral blade facing a return trough 12 is provided on the outer surface of the return shaft 10. The crushed raw materials fall on the surface of the filter plate 6 for filtration, so that large pieces of raw materials fall into the return pipe 9 through the inclined design of the filter plate 6.

[0028] Two crushing rollers 5 are rotatably connected to the inner wall of the cavity at the upper end of the protective shell 1, the output end of the first motor 3 is fixedly connected to a transmission gear 4 on one side, the two transmission gears 4 form a meshing connection, the rotating shaft of the transmission gear 4 is fixedly connected to the rotating shaft of the crushing roller 5, the filter plate 6 is designed to be inclined, and one end of the filter plate 6 passes through the protective shell 1, and the filter plate 6 and the protective shell 1 form a sliding connection, and a spring is connected between the filter plate 6 and the protective shell 1. When the second motor 7 is working, it drives the return shaft 10 to rotate through the first transmission chain 11, so that the return shaft 10 drives the large pieces of raw materials to rise through the blades on the outer surface, so that the large pieces of raw materials are discharged through the return trough 12, and finally the two crushing rollers 5 crush the raw materials again to improve the crushing effect of the device.

[0029] A filter plate 6 is installed on the inner wall of the cavity at the lower end of the protective shell 1, and a discharge pipe 8 is fixed to the lower end of the protective shell 1. An anti-blocking discharge mechanism is provided at the lower end of the protective shell 1, which drives the filter plate 6 to slide and assist in filtering through an extrusion cam 14, and drives the raw material to be discharged through a cleaning plate 15. During operation, as the transmission gear 4 rotates, the transmission gear 4 on one side drives the extrusion cam 14 to rotate through the second transmission chain 16, so that the extrusion cam 14 pushes the filter plate 6 to slide, and the spring on the surface of the filter plate 6 automatically resets, so that the filter plate 6 drives the raw material on the surface to move, thereby preventing the surface of the filter plate 6 from being blocked and accelerating the speed of raw material filtration.

[0030] A material return mechanism is provided at the lower end of the protective shell 1, which drives the raw materials to be discharged from the material return trough 12 for re-crushing through the rotation of the material return shaft 10. The anti-blocking material discharge mechanism includes a mounting plate 13, which is fixed to the side surface of the protective shell 1. The surface of the mounting plate 13 is rotatably connected with an extrusion cam 14, and a sprocket is provided at one end of the rotating shaft of the extrusion cam 14. A cleaning plate 15 fixed to the output end of the second motor 7 is provided below the mounting plate 13, and a brush is provided at the lower end of the cleaning plate 15. A sprocket is provided at one end of the rotating shaft of one side transmission gear 4, and a second transmission chain 16 is installed between the sprocket of the one side transmission gear 4 and the sprocket of the extrusion cam 14. At the same time, the second motor 7 drives the cleaning plate 15 at the output end to rotate, so that the cleaning plate 15 drives the falling raw materials to move through the brush at the lower end, which is convenient for introducing the raw materials into the discharge pipe 8 for discharge, reducing the residual raw materials and improving practicality.

[0031] Working principle: When using the feeding device for calcium aluminate powder production, firstly, the raw material is introduced from the feed hopper 2, so that the first motor 3 drives the transmission gear 4 and the crushing roller 5 to rotate, the raw material is crushed by the crushing roller 5, and then the raw material is filtered through the filter plate 6, and the bulk raw material enters the return pipe 9, so that the second motor 7 drives the return shaft 10 to rotate through the first transmission chain 11, and the raw material is driven up by the blades of the return shaft 10, and is guided to the crushing roller 5 through the return trough 12 for re-crushing, and the transmission gear 4 drives the extrusion cam 14 to rotate through the second transmission chain 16, so that the extrusion cam 14 pushes the filter plate 6 to slide to prevent blockage, and the second motor 7 drives the cleaning plate 15 to rotate to assist the rapid discharge of raw materials, thereby increasing the overall practicality.

[0032] Although 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 feeding device for producing calcium aluminate powder, comprising a protective shell (1) with a cavity arranged inside, and a feed hopper (2) fixedly connected to the upper surface of the protective shell (1), characterized in that: The rear surface of the protective shell (1) is fixedly connected to a first motor (3), and the rear surface of the protective shell (1) is rotatably connected to two transmission gears (4), the inner wall of the upper cavity of the protective shell (1) is rotatably connected to two crushing rollers (5), the inner wall of the lower cavity of the protective shell (1) is installed with a filter plate (6), the lower end of the protective shell (1) is fixed with a discharge pipe (8), and the lower end of the protective shell (1) is provided with a return mechanism, which drives the raw materials to be discharged from the return trough (12) for re-crushing through the rotation of the return shaft (10).

2. A feeding device for producing calcium aluminate powder according to claim 1, characterized in that: The material return mechanism comprises a second motor (7), which is fixed inside the protective shell (1); a material return pipe (9) is fixedly connected to the side surface of the protective shell (1); a cavity is arranged inside the material return pipe (9); and a material return shaft (10) is rotatably connected to the inner wall of the cavity of the material return pipe (9); a sprocket is arranged at the output end of the second motor (7); a sprocket is arranged at the lower end of the rotating shaft of the material return shaft (10); and a first transmission chain (11) is installed between the sprocket of the material return shaft (10) and the sprocket of the second motor (7); and a material return groove (12) is opened inside the protective shell (1).

3. A feeding device for producing calcium aluminate powder according to claim 2, characterized in that: The return pipe (9) is in communication with the cavity of the protective shell (1), and the outer surface of the return shaft (10) is provided with spiral blades facing the return groove (12).

4. The feeding device for producing calcium aluminate powder according to claim 1, characterized in that: The output end of the first motor (3) is fixedly connected to a transmission gear (4) on one side, and the two transmission gears (4) are meshedly connected. The rotating shaft of the transmission gear (4) is fixedly connected to the rotating shaft of the crushing roller (5). The filter plate (6) is designed to be inclined, and one end of the filter plate (6) passes through the protective shell (1), and the filter plate (6) and the protective shell (1) are slidably connected. A spring is connected between the filter plate (6) and the protective shell (1).

5. The feeding device for producing calcium aluminate powder according to claim 1, characterized in that: The lower end of the protective shell (1) is provided with an anti-blocking material discharge mechanism, which drives the filter plate (6) to slide to assist filtering through an extrusion cam (14), and drives the raw material discharge through a cleaning plate (15).

6. A feeding device for producing calcium aluminate powder according to claim 5, characterized in that: The anti-blocking unloading mechanism comprises a mounting plate (13), the mounting plate (13) being fixed on the side surface of the protective housing (1), the surface of the mounting plate (13) being rotatably connected to an extrusion cam (14), one end of a rotating shaft of the extrusion cam (14) being provided with a sprocket, a cleaning plate (15) fixed to the output end of a second motor (7) being provided below the mounting plate (13), and a brush being provided at the lower end of the cleaning plate (15), a sprocket being provided at one end of a rotating shaft of the transmission gear (4) on one side, and a second transmission chain (16) being installed between the sprocket of the transmission gear (4) on one side and the sprocket of the extrusion cam (14) on the other side.

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