Mixing device for preparing aluminum-iron composite salt flocculating agent

Abstract

The utility model discloses a mixing device for preparing an aluminum-iron composite salt flocculating agent, which belongs to the technical field of flocculating agent preparation and comprises a mixing box, a stirring component for mixing raw materials is mounted in the mixing box, support plates are fixedly mounted on two sides of the bottom of an inner cavity of the mixing box, and filter boxes are mounted on the surfaces of the support plates in a sliding manner; through the arrangement of the stirring assembly, raw materials in the mixing box can be fully stirred, so that sediments appear on the bottom layer of liquid, the filter box can filter and intercept the sediments, and after the mixing process is completed, a user can discharge the liquid in the mixing box through the liquid discharge assembly, so that the mixing efficiency is improved. Then the filter box is taken out of the mixing box through the lifting assembly, at the moment, precipitates in the filter box can be independently separated out, and therefore solid-liquid separation is completed, through the arrangement of the device, the process steps of flocculant preparation are simplified, the preparation efficiency of the flocculant is improved to a certain degree, and the preparation cost is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of flocculant preparation, in particular to a mixing device for preparing an aluminum-iron composite salt flocculant. Background Art

[0002] Polyaluminum ferric chloride is developed based on in-depth research on the hydrolysis and coagulation mechanism of polyaluminum chloride and ferric chloride. It combines the advantages of aluminum salt and iron salt coagulation, significantly improves the form of aluminum ions and iron ions, and greatly improves the degree of polymerization. It appears as a brown-red powder or granular and is easily soluble in water. At present, a mixing device is used in the preparation process of aluminum-iron composite salt flocculants.

[0003] A Chinese patent with the publication (announcement) number CN215196961U discloses a mixing device for preparing an aluminum-iron composite salt flocculant, comprising a bin and a saturation bin, an insulation layer is arranged on the outside of the bin, a heating pipe is arranged inside the side wall of the bin, a No. 1 feed port and a No. 2 feed port are arranged on the top of the side wall of the bin, two pH adjustment pipes are arranged on the top of the bin, a stirring motor is bolted between the two pH adjustment pipes of the bin, the output end of the stirring motor is threadedly connected to the stirring shaft, a stirring blade is welded and connected to the stirring shaft at a section inside the bin, a finished product discharge port is arranged at the bottom of the bin, two saturation bins are arranged, and the structures are the same. The utility model has the following advantages: debugging through a pH detection meter, simple use, fast pH control efficiency through the pH adjustment pipe, control of raw material quality and concentration through the saturation bin and a flow control valve, high retention content of effective components, installation of an insulation layer, reduction of energy waste, control of the amount of saturated salt solution entering through the flow control valve, regulation of the feed amount, installation of a heating pipe on the side wall, uniform heating, and fast reaction efficiency.

[0004] The mixing device for preparing flocculants involved in the above patent still has some obvious defects in actual use. After mixing the raw materials, the device will discharge the liquid and solid together, requiring subsequent solid-liquid separation, adding flocculant preparation steps and increasing the preparation cost. Therefore, we need to propose a mixing device for preparing aluminum-iron composite salt flocculants. Utility Model Content

[0005] The purpose of the utility model is to provide a mixing device for preparing aluminum-iron composite salt flocculants, which has the advantages of being able to directly perform solid-liquid separation after mixing to improve the flocculant preparation efficiency and reduce the preparation cost, so as to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides a mixing device for preparing an aluminum-iron composite salt flocculant, comprising a mixing box, wherein a stirring assembly for mixing raw materials is installed inside the mixing box, support plates are fixedly installed on both sides of the bottom of the inner cavity of the mixing box, a filter box is slidably installed on the surface of the support plate, the top of the filter box is open, and a baffle is installed on one side of the top of the filter box for preventing solid matter from falling off from the filter box during the removal process, and the baffle is inclined, a lifting assembly for removing the filter box from the mixing box to complete solid-liquid separation is installed on one side of the inner cavity of the filter box, and a drainage assembly is installed at the bottom of the mixing box.

[0007] Preferably, the pulling assembly includes hinges fixedly mounted on both sides of the inner cavity of the filter box, and pull rods are movably mounted on both sides of the inner cavity of the filter box through the hinges. The end of the pull rod away from the filter box passes through the mixing box and extends to the outside of the mixing box where a pull plate is fixedly mounted, and a positioning assembly is arranged between the pull plate and the mixing box.

[0008] Preferably, the positioning assembly includes positioning plates fixedly mounted on both sides of the pull plate, a positioning rod being threadedly connected to the surface of the positioning plate, one end of the positioning rod passing through the positioning plate and extending to the outside of the positioning plate to be threadedly connected to the surface of the mixing box.

[0009] Preferably, the stirring assembly includes a driving motor fixedly mounted on the top of the mixing box, the output shaft of the driving motor passes through the mixing box and extends to the inner cavity of the mixing box where a rotating rod is fixedly mounted, a connecting seat is fixedly mounted on the bottom end of the rotating rod, a stirring blade is fixedly connected to the surface of the connecting seat, and an auxiliary support assembly for improving its rotational stability is also provided on the surface of the rotating rod.

[0010] Preferably, the auxiliary support assembly comprises a support sleeve rotatably mounted on the surface of the rotating rod, support rods are fixedly mounted on both sides of the support sleeve, and one end of the support rod away from the support sleeve is fixedly connected to the inner wall of the mixing box.

[0011] Preferably, the drainage assembly comprises a liquid collecting hopper fixedly mounted on the bottom of the mixing box, a drainage pipe is fixedly mounted on the bottom of the liquid collecting hopper, and a control valve is matchedly mounted on the drainage pipe.

[0012] Preferably, the top of the mixing box is connected to a feeding pipe, and the top of the mixing box and both sides of the feeding pipe are connected to liquid inlet pipes.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] The utility model can fully stir the raw materials in the mixing box through the setting of the stirring component, so that sediment appears at the bottom of the liquid, and the filter box can filter and retain the sediment. After the mixing process is completed, the user can discharge the liquid in the mixing box through the discharge component, and then take the filter box out of the mixing box through the lifting component. At this time, the sediment in the filter box will be separated separately, thereby completing solid-liquid separation. Through the setting of the device, the process steps of flocculant preparation are simplified, the preparation efficiency of the flocculant is improved to a certain extent, and the preparation cost is reduced. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the structure of the stirring assembly of the utility model;

[0017] Figure 3 This is a schematic diagram of the structure of the support plate of the utility model;

[0018] Figure 4 This is a schematic diagram of the structure of the utility model when the filter box is taken out;

[0019] Figure 5 It is a structural schematic diagram of the liquid discharge component of the utility model.

[0020] In the figure: 1. mixing box; 2. support plate; 3. filter box; 4. baffle; 5. hinge; 6. pull rod; 7. pull plate; 8. positioning plate; 9. positioning rod; 10. driving motor; 11. rotating rod; 12. stirring blade; 13. support sleeve; 14. support rod; 15. liquid collecting bucket; 16. drain pipe; 17. control valve; 18. feeding pipe; 19. liquid inlet pipe; 20. connecting seat. DETAILED DESCRIPTION

[0021] 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.

[0022] See also Figure 1-Figure 5The utility model provides a mixing device for preparing an aluminum-iron composite salt flocculant, comprising a mixing box 1, the top of the mixing box 1 is connected to a feeding pipe 18, the top of the mixing box 1 and both sides of the feeding pipe 18 are connected to liquid inlet pipes 19, a stirring assembly for mixing raw materials is installed inside the mixing box 1, the stirring assembly comprises a driving motor 10 fixedly installed on the top of the mixing box 1, the output shaft of the driving motor 10 passes through the mixing box 1 and extends to the inner cavity of the mixing box 1, a rotating rod 11 is fixedly installed, the bottom end of the rotating rod 11 is fixedly installed with a connecting seat 20, and a stirring blade 12 is fixedly connected to the surface of the connecting seat 20.

[0023] When preparing the flocculant, the user can inject the saturated salt solution formed by mixing the aluminum chloride raw material and the ferric chloride raw material into the mixing box 1 through the liquid inlet pipe 19, and can add alkaline solution or acidic solution into the mixing box 1 through the feeding pipe 18 to reach the required reaction pH value. Then the user can turn on the drive motor 10 through the external controller, and the output shaft of the drive motor 10 will drive the stirring blade 12 to rotate through the rotating rod 11 and the connecting seat 20, stirring and mixing the solution in the mixing box 1, causing it to react and produce precipitates.

[0024] Preferably, the surface of the rotating rod 11 is also provided with an auxiliary support assembly for improving its rotation stability, and the auxiliary support assembly includes a support sleeve 13 rotatably mounted on the surface of the rotating rod 11, and support rods 14 are fixedly mounted on both sides of the support sleeve 13, and one end of the support rod 14 away from the support sleeve 13 is fixedly connected to the inner wall of the mixing box 1. By providing the auxiliary support assembly, the rotation stability of the rotating rod 11 can be improved, and the swing problem during the rotation process due to the rotating rod 11 being too long can be prevented.

[0025] Among them, support plates 2 are fixedly installed on both sides of the bottom of the inner cavity of the mixing box 1, and a filter box 3 is slidably installed on the surface of the support plate 2. The top of the filter box 3 is open, and a baffle 4 is installed on one side of the top of the filter box 3 for preventing solid matter from falling off from the filter box 3 during the removal process. The baffle 4 is inclined.

[0026] When the solution in the mixing box 1 reacts to produce precipitate, the precipitate will fall into the filter box 3 below. In this embodiment, an inclined baffle 4 is installed on one side of the top of the filter box 3, which can prevent the precipitate from escaping from the filter box 3 when the filter box 3 is pulled up, and its inclined setting allows the precipitate to enter the filter box 3 driven by the discharged liquid.

[0027] It is worth noting that a drainage assembly is installed at the bottom of the mixing box 1, and the drainage assembly includes a liquid collecting hopper 15 fixedly installed at the bottom of the mixing box 1, and a drainage pipe 16 is fixedly installed at the bottom of the liquid collecting hopper 15, and a control valve 17 is installed on the drainage pipe 16.

[0028] After the mixing is completed, the user can open the drain pipe 16 through the control valve 17 to discharge the liquid in the mixing box 1 to the outside. During the drainage process, the sediment will be filtered and retained by the filter box 3, thereby completing the solid-liquid separation.

[0029] Furthermore, a lifting assembly for taking the filter box 3 out of the mixing box 1 to complete solid-liquid separation is installed on one side of the inner cavity of the filter box 3, and the lifting assembly includes hinges 5 fixedly installed on both sides of the inner cavity of the filter box 3, and pull rods 6 are movably installed on both sides of the inner cavity of the filter box 3 through the hinges 5. The end of the pull rod 6 away from the filter box 3 passes through the mixing box 1 and extends to the outside of the mixing box 1 where a pull plate 7 is fixedly installed.

[0030] After the liquid in the mixing box 1 is discharged, the user can pull the pull plate 7 to extract the filter box 3 from the mixing box 1 through the pull rod 6. At this time, there is only the precipitate after solid-liquid separation in the filter box 3. The user can take out the precipitate in the filter box 3 to obtain a solid precipitate prepared by mixing.

[0031] Furthermore, a positioning assembly is provided between the pull plate 7 and the mixing box 1, and the positioning assembly includes positioning plates 8 fixedly mounted on both sides of the pull plate 7, and a positioning rod 9 is threadedly connected to the surface of the positioning plate 8, and one end of the positioning rod 9 passes through the positioning plate 8 and extends to the outside of the positioning plate 8 and is threadedly connected to the surface of the mixing box 1.

[0032] By setting the positioning component, when the filter box 3 is placed in the inner cavity of the mixing box 1, the bottom of the filter box 3 will fit against the top of the support plate 2, and the bottom of the pull plate 7 will fit against the top of the mixing box 1. At this time, the user can tighten the positioning rod 9 to lock the pull plate 7 to the top of the mixing box 1, thereby locking and fixing its use position.

[0033] 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 mixing device for preparing an aluminum-iron composite salt flocculant, comprising a mixing box (1), characterized in that: A stirring assembly for mixing raw materials is installed inside the mixing box (1), support plates (2) are fixedly installed on both sides of the bottom of the inner cavity of the mixing box (1), a filter box (3) is slidably installed on the surface of the support plate (2), the top of the filter box (3) is open, and a baffle (4) is installed on one side of the top of the filter box (3) for preventing solid matter from falling out of the filter box (3) during the removal process, the baffle (4) is inclined, a lifting assembly for removing the filter box (3) from the mixing box (1) is installed on one side of the inner cavity of the filter box (3) to complete solid-liquid separation, and a drainage assembly is installed at the bottom of the mixing box (1).

2. The mixing device for preparing an aluminum-iron composite salt flocculant according to claim 1, characterized in that: The lifting assembly comprises hinged parts (5) fixedly mounted on both sides of the inner cavity of the filter box (3), and pull rods (6) are movably mounted on both sides of the inner cavity of the filter box (3) through the hinged parts (5), and one end of the pull rod (6) away from the filter box (3) passes through the mixing box (1) and extends to the outside of the mixing box (1) where a pull plate (7) is fixedly mounted, and a positioning assembly is provided between the pull plate (7) and the mixing box (1).

3. The mixing device for preparing an aluminum-iron composite salt flocculant according to claim 2, characterized in that: The positioning assembly comprises positioning plates (8) fixedly mounted on both sides of the pull plate (7), a positioning rod (9) being threadedly connected to the surface of the positioning plate (8), one end of the positioning rod (9) passing through the positioning plate (8) and extending to the outside of the positioning plate (8) to be threadedly connected to the surface of the mixing box (1).

4. The mixing device for preparing an aluminum-iron composite salt flocculant according to claim 1, characterized in that: The stirring assembly comprises a driving motor (10) fixedly mounted on the top of a mixing box (1); an output shaft of the driving motor (10) passes through the mixing box (1) and extends to an inner cavity of the mixing box (1) where a rotating rod (11) is fixedly mounted; a connecting seat (20) is fixedly mounted on the bottom end of the rotating rod (11); a stirring blade (12) is fixedly connected to the surface of the connecting seat (20); and an auxiliary support assembly for improving the rotational stability of the rotating rod (11) is also provided on the surface of the rotating rod (11).

5. The mixing device for preparing an aluminum-iron composite salt flocculant according to claim 4, characterized in that: The auxiliary support assembly comprises a support sleeve (13) rotatably mounted on the surface of a rotating rod (11), support rods (14) being fixedly mounted on both sides of the support sleeve (13), and one end of the support rod (14) away from the support sleeve (13) being fixedly connected to the inner wall of the mixing box (1).

6. The mixing device for preparing an aluminum-iron composite salt flocculant according to claim 1, characterized in that: The liquid discharge assembly comprises a liquid collecting hopper (15) fixedly mounted on the bottom of the mixing box (1), a liquid discharge pipe (16) fixedly mounted on the bottom of the liquid collecting hopper (15), and a control valve (17) mounted on the liquid discharge pipe (16).

7. The mixing device for preparing an aluminum-iron composite salt flocculant according to claim 1, characterized in that: The top of the mixing box (1) is connected to a feeding pipe (18), and the top of the mixing box (1) and both sides of the feeding pipe (18) are connected to liquid inlet pipes (19).

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