Polyaluminum chloride production equipment and process

Abstract

The invention discloses polyaluminum chloride production equipment and a polyaluminum chloride production process. The equipment comprises a plurality of storage bins used for storing various materials for preparing polyaluminum chloride respectively, pushing mechanisms are arranged at the positions, close to the bottoms, in the storage bins, the pushing mechanisms are opposite to discharging ports of the storage bins, the discharging ports of the storage bins are connected to a discharging track, and the discharging track is provided with a discharging port. The far end of the discharging rail is connected with a feeding port of the quantitative weighing bin, a bearing rail is arranged at the open position of the bottom of the quantitative weighing bin, a movable plate capable of sliding is arranged on the bearing rail in a shielding mode, a weighing device is arranged on the movable plate and connected with a driving mechanism, and stirring equipment is arranged below the bearing rail. The processor is electrically connected with the pushing mechanism, the driving mechanism, the weighing device and a driving part of the stirring equipment. The technical problems that due to manual material calculation, weighing and feeding, the intelligent degree is low, and the process is not energy-saving enough are solved.

Description

Technical Field

[0001] The present application relates to the field of polyaluminium chloride production, and in particular to a polyaluminium chloride production device and process. Background Art

[0002] The raw materials containing aluminum oxide mainly include gibbsite, bauxite, kaolin, coal gangue, etc. The production process can be divided into two steps: the first step is to obtain crystalline aluminum chloride, and the second step is to obtain polyaluminum chloride by thermal decomposition or neutralization. Before making crystalline aluminum chloride, it is usually necessary to put gibbsite, bauxite, kaolin, coal gangue, etc. into a stirring device in a certain proportion, stir and crush them through the stirring device, and then further process and prepare the raw materials after crushing and mixing. However, when putting them in, it is necessary to manually calculate the weight of gibbsite, bauxite, kaolin, coal gangue, etc. according to the material feeding ratio and the single feeding amount, and then weigh and put the above materials respectively. The degree of intelligence is low, and errors are inevitable in manual calculation, weighing, and feeding, resulting in insufficient energy saving in the process.

[0003] Currently, no effective solution has been proposed to address the problems of low intelligence and insufficient energy conservation in the process caused by manual calculation, weighing and placement of materials in related technologies. Summary of the invention

[0004] The main purpose of the present application is to provide a polyaluminium chloride production device and process to solve the problems of low intelligence and insufficient energy saving caused by manual calculation, weighing and placement of materials.

[0005] In order to achieve the above-mentioned purpose, according to one aspect of the present application, a polyaluminium chloride production equipment is provided.

[0006] The polyaluminium chloride production equipment according to the present application comprises: a plurality of storage bins for storing various materials for preparing polyaluminium chloride respectively, a pushing mechanism is arranged near the bottom of the storage bin, the pushing mechanism is arranged opposite to the discharge port of the storage bin, the discharge port of the storage bin is connected to the discharge track, the far end of the discharge track is connected to the feed port of the quantitative weighing bin, a load-bearing rail is arranged at the bottom opening of the quantitative weighing bin, a slidable movable plate is arranged on the load-bearing rail, a weighing device is arranged on the movable plate, and the weighing device is connected to a driving mechanism, and a stirring device is arranged below the load-bearing rail; and further comprises: a processor, which is connected to the driving mechanism, the weighing device, and the stirring device. The movable part is electrically connected and is used to calculate the amount of each material to be put in according to the preset material ratio and the weight of any material input, and control the pushing mechanism in each material bin to push each material to the discharge track respectively, and transport it to each quantitative weighing bin by the discharge track; when it is judged that the weight of each material measured by the weighing device in real time is the same as the amount of each material to be put in or is within the preset error range, the pushing mechanism is controlled to stop pushing, and the driving mechanism is controlled to drive the movable plate to slide away from the bottom, so that the various materials in each quantitative weighing bin fall into the mixing equipment; when it is judged that the weight of each material measured by the weighing device in real time is close to zero, the movable plate is controlled to reset, and the mixing equipment is controlled to mix.

[0007] Furthermore, the load-bearing rail is arranged to be inclined, and the movable plate stops after moving a preset distance toward the upper inclined end of the load-bearing rail.

[0008] Furthermore, the load-bearing rail extends outward to form an extension rail.

[0009] Furthermore, the pushing mechanism includes: two hydraulic cylinders, a limit block, a rotating shaft, a torsion spring and two pushing plates, wherein the two hydraulic cylinders are electrically connected to the processor, the limit block is connected to the output rods of the two hydraulic cylinders, the rotating shaft is arranged on the outside of the limit block, and the two pushing plates are rotatably connected to the two ends of the rotating shaft through torsion springs, and are located on the outside of the limit block.

[0010] Furthermore, the driving mechanism includes: a supporting plate, a driving motor and a ball screw transmission assembly, wherein the supporting plate is fixed to the side of the quantitative weighing bin, the driving motor is arranged on the supporting plate and connected to the ball screw transmission assembly, and the ball screw transmission assembly is connected to the movable plate.

[0011] Furthermore, a mounting seat is provided on each of the two opposite sides of the warehouse wall of the quantitative weighing warehouse, a striking motor is provided on the mounting seat, and a striking rod is connected to the output shaft of the striking motor.

[0012] Furthermore, a round rubber ball is sleeved on the distal end of the knocking rod.

[0013] Furthermore, the load-bearing rail includes: a first load-bearing member and a second load-bearing member, the first load-bearing member is fixed to the inner wall of the quantitative weighing bin, and the second load-bearing member is fixed to the side wall opposite to the inner wall of the quantitative weighing bin.

[0014] Furthermore, the first load-bearing member and the second load-bearing member are composed of an upper limit plate and a lower load-bearing plate, and a channel for the movable plate to slide is formed between the upper limit plate and the lower load-bearing plate.

[0015] In order to achieve the above object, according to another aspect of the present application, a polyaluminium chloride production process is provided.

[0016] The polyaluminium chloride production process according to the present application comprises: the polyaluminium chloride production equipment is used to produce polyaluminium chloride.

[0017] The method combines polyaluminium chloride production equipment with automatic control, calculates the feeding amount of various materials according to the preset material ratio and the weight of any input material, controls the pushing mechanism in each material bin to push various materials to the discharging track respectively, and transports them to various quantitative weighing bins by the discharging track; when it is judged that the weight of various materials measured by the weighing device in real time is the same as the feeding amount of various materials or is within the preset error range, controls the pushing mechanism to stop pushing, and controls the driving mechanism to drive the movable plate to slide away from the bottom, so that various materials in various quantitative weighing bins fall into the mixing equipment; the purpose of automatically calculating, weighing and accurately controlling the feeding of various materials is achieved, thereby realizing the technical effect of improving the intelligence level and the energy-saving level of the process, and further solving the technical problems of low intelligence level and insufficient energy-saving of the process caused by manual calculation, weighing and feeding of materials. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The drawings constituting a part of this application are used to provide a further understanding of this application, so that other features, purposes and advantages of this application become more obvious. The schematic embodiment drawings and their descriptions of this application are used to explain this application and do not constitute an improper limitation on this application. In the drawings:

[0019] Figure 1 It is a structural schematic diagram of a polyaluminium chloride production device according to an embodiment of the present application;

[0020] Figure 2 is a structural schematic diagram of a push mechanism according to an embodiment of the present application;

[0021] Figure 3 is a schematic diagram of a load-bearing rail extending outward according to a preferred embodiment of the present application;

[0022] Figure 4 is a schematic structural diagram of a driving mechanism according to an embodiment of the present application;

[0023] Figure 5 is a schematic diagram of the inclination of the load-bearing rail according to an embodiment of the present application;

[0024] Figure 6 It is a schematic diagram of electrical connections of a polyaluminium chloride production device according to an embodiment of the present application.

[0025] Reference numerals

[0026] 1. Storage bin; 2. Push mechanism; 3. Discharge port; 4. Discharge track; 5. Quantitative weighing bin; 6. Load-bearing rail; 7. Movable plate; 8. Weighing device; 9. Driving mechanism; 10. Mixing equipment; 11. Processor; 12. Extension rail; 13. Hydraulic cylinder; 14. Limit block; 15. Rotating shaft; 16. Torsion spring; 17. Push plate; 18. Load-bearing plate; 19. Driving motor; 20. Ball screw transmission assembly; 21. Mounting seat; 22. Knocking motor; 23. First load-bearing member; 24. Second load-bearing member; 25. Upper limit plate; 26. Lower load-bearing plate; 27. Support rod. DETAILED DESCRIPTION

[0027] In order to enable those skilled in the art to better understand the solution of the present application, the technical solution in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of the present application.

[0028] It should be noted that the terms "first", "second", etc. in the specification and claims of the present application and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequential order. It should be understood that the data used in this way can be interchanged where appropriate, so that the embodiments of the present application described here. In addition, the terms "including" and "having" and any of their variations are intended to cover non-exclusive inclusions, for example, a process, method, system, product or device comprising a series of steps or units is not necessarily limited to those steps or units clearly listed, but may include other steps or units that are not clearly listed or inherent to these processes, methods, products or devices.

[0029] In this application, the terms "upper", "lower", "left", "right", "front", "back", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings. These terms are mainly used to better describe the utility model and its embodiments, and are not used to limit the indicated devices, elements or components to have a specific orientation, or to be constructed and operated in a specific orientation.

[0030] In addition, some of the above terms may be used to express other meanings in addition to indicating orientation or positional relationship. For example, the term "on" may also be used to express a certain dependency or connection relationship in some cases. For those skilled in the art, the specific meanings of these terms in this utility model can be understood according to specific circumstances.

[0031] In addition, the terms "installed", "set", "provided with", "connected", "connected", and "socketed" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral structure; it can be a mechanical connection, or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be an internal connection between two devices, elements, or components. For those of ordinary skill in the art, the specific meanings of the above terms in this utility model can be understood according to specific circumstances.

[0032] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present application will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0033] Example 1

[0034] Reference Figure 1-Figure 6The present application relates to a polyaluminium chloride production device, which includes: a plurality of storage bins for storing various materials for preparing polyaluminium chloride, such as gibbsite, bauxite, kaolin, and coal gangue, respectively; a pushing mechanism is arranged near the bottom of the storage bin, and the pushing mechanism is arranged opposite to the discharge port of the storage bin, so that the corresponding materials in the storage bin can be pushed out from the discharge port by the pushing mechanism; the discharge port of the storage bin is connected to a discharge track, and the far end of the discharge track is connected to the feed port of the quantitative weighing bin, so that when the material is pushed out by the pushing mechanism, it will come from the discharge port to the discharge track, and after further pushing by the pushing mechanism, it can The material is pushed from the feed port into the quantitative weighing bin; a load-bearing rail is provided at the bottom opening of the quantitative weighing bin, and the movable plate is supported by the load-bearing rail; a slidable movable plate is provided on the load-bearing rail, and the material can be supported or put in by controlling the closing and opening of the movable plate; a weighing device is provided on the movable plate, and a driving mechanism is connected to the weighing device, and the weight of the material carried on the movable plate can be measured in real time, and the closing and opening of the movable plate can be driven by the driving mechanism; a stirring device is provided under the load-bearing rail, and the material put in is stirred by the stirring device; and the processor is connected to the pusher The feeding mechanism, the driving mechanism, the weighing device, and the driving part of the mixing device are electrically connected. The processor can calculate the amount of each material to be put in according to the preset material ratio and the weight of any material input, so as to realize the automatic calculation of the amount of put in; the pushing mechanism in each material bin is controlled to push each material to the discharging track respectively, and the material is transported to each quantitative weighing bin by the discharging track, so that the controlled material can be put into the quantitative weighing bin, and the weight of each material can be measured in real time through the weighing device in each quantitative weighing bin; when it is judged that the weight of each material measured by the weighing device in real time is the same as the amount of put in or within the preset amount, the weighing device is used to measure the weight of each material in real time; When the error range is reached, the pushing mechanism is controlled to stop pushing, and the driving mechanism is controlled to drive the movable plate to slide away from the bottom, so that various materials in each quantitative weighing bin fall into the mixing equipment, thereby realizing automatic delivery of various materials into the mixing equipment in proportion; when it is judged that the weight of various materials measured by the weighing device in real time is close to zero, the movable plate is controlled to reset, and the mixing equipment is controlled to stir; after the delivery is completed, the weight of various materials measured by the weighing device in real time will be close to zero, at this time the movable plate is controlled to reset to the closed state, and then the mixing equipment is controlled to stir, thus realizing the automation of the entire process and greatly improving the degree of intelligence and energy saving.

[0035] In this embodiment, preferably, the driving mechanism includes: a carrying plate, a driving motor and a ball screw transmission assembly, wherein the carrying plate is fixed to the side of the quantitative weighing bin, the driving motor is arranged on the carrying plate and connected to the ball screw transmission assembly, and the ball screw transmission assembly is connected to the movable plate; when the movable plate needs to be opened, the driving motor drives the ball screw transmission assembly to move, and the ball screw transmission assembly drives the movable plate to slide on the carrying plate, thereby realizing the opening and closing control of the bottom of the quantitative weighing bin, ensuring that the material is automatically delivered to the mixing equipment.

[0036] In this embodiment, preferably, a mounting seat is provided on each of the opposite sides of the bin wall of the quantitative weighing bin, a striking motor is provided on the mounting seat, and a striking rod is connected to the output shaft of the striking motor; in order to ensure that the material in the quantitative weighing bin completely enters the mixing device, the striking motor is started while the movable plate is opened, driving the output shaft to rotate, and then driving the striking rod to strike the outer wall of the quantitative weighing bin, so that the material can completely enter the mixing device.

[0037] In this embodiment, preferably, a round rubber ball is sleeved on the distal end of the knocking rod; the use of a round rubber ball can reduce damage to the outer wall of the bin, and due to its elasticity, better knocking can be performed.

[0038] In this embodiment, preferably, the load-bearing rail includes: a first load-bearing member and a second load-bearing member, the first load-bearing member is fixed to the inner wall of the quantitative weighing bin, and the second load-bearing member is fixed on the opposite side wall of the inner wall of the quantitative weighing bin; further, the first load-bearing member and the second load-bearing member are composed of an upper limit plate and a lower load-bearing plate, and a channel for sliding of the movable plate is formed between the upper limit plate and the lower load-bearing plate; the sliding channel is formed by the cooperation of the upper limit plate and the lower load-bearing plate, thereby ensuring that the movable plate can slide therethrough, thereby realizing the opening and closing of the quantitative weighing bin; the structure is simple and easy to implement.

[0039] Example 2

[0040] Reference Figure 5On the basis of Example 1, the load-bearing rail is inclined, and the movable plate stops after moving a preset distance toward the upper inclined end of the load-bearing rail; when the movable plate needs to be opened, the movable plate is driven to move a preset distance and then stops, and the movable plate can be moved by half the width of the movable plate to ensure that it does not deviate from the track; when the bottom of the quantitative weighing bin is not fully opened, the material gravity can be utilized to ensure that the material is not stuck by the unopened part of the movable plate, and can slide from the opened mouth, thereby improving the delivery efficiency; at the same time, the inclined setting does not need to set an extended sliding track that is too long, and can also achieve full delivery of materials. In this embodiment, in order to ensure the stability of the quantitative weighing bin, support rods are set on the outer bin walls of the quantitative weighing bin and the mixing equipment. Due to the inclined setting of the load-bearing rail, there will be a suspended part between the quantitative weighing bin and the mixing equipment, so it is necessary to support it with support rods to ensure the stability of the structure.

[0041] Example 3

[0042] Reference Figure 3 On the basis of Example 1, the load-bearing rail extends outward to form an extension rail; when in the open state, the outer movable plate will lose support. If it is opened too much, it will deviate from the track. Therefore, an extension rail extending outward is provided to ensure that it does not deviate from the track. At the same time, the opening at the bottom of the quantitative weighing bin can also be fully opened to ensure that the material will not be stuck on the movable plate of the unopened part, thereby achieving full material delivery.

[0043] Example 4

[0044] Reference Figure 2 On the basis of Example 1, the pushing mechanism comprises: two hydraulic cylinders, a limit block, a rotating shaft, a torsion spring and two pushing plates, wherein the two hydraulic cylinders are electrically connected to the processor, the limit block is connected to the output rods of the two hydraulic cylinders, the rotating shaft is arranged on the outside of the limit block, and the two pushing plates are rotatably connected to the two ends of the rotating shaft through the torsion spring, and are located on the outside of the limit block; when the hydraulic cylinder is controlled to extend, the limit block can clamp the pushing plate to rotate in the opposite direction, thereby achieving the purpose of pushing out the material; when the hydraulic cylinder is controlled to retract, due to the absence of Due to the restriction of the limit plate, the two pushing plates can be rotated outward to a parallel state, thereby effectively preventing the material from being stuck between the inner wall and the upright pushing plate, and avoiding the occurrence of jamming. In this process, due to the small size of the limit plate, the material will not be stuck. In addition, a blocking cavity (not marked in the figure) is provided near the proximal inner wall and at the position where the output end of the hydraulic cylinder is located, which can accommodate the limit block and the pushing plate to retract into it. When the pushing is completed and retracted, due to the presence of the torsion spring, the pushing plate will return to the upright state and can push the material normally.

[0045] The above description is only the preferred embodiment of the present application and is not intended to limit the present application. For those skilled in the art, the present application may have various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A polyaluminium chloride production equipment, characterized in that, include: A plurality of storage bins for storing various materials for preparing polyaluminium chloride, wherein a push mechanism is arranged near the bottom of the storage bin, the push mechanism is arranged opposite to the discharge port of the storage bin, the discharge port of the storage bin is connected to a discharge track, the far end of the discharge track is connected to the feed port of the quantitative weighing bin, a load-bearing rail is arranged at the bottom opening of the quantitative weighing bin, a slidable movable plate is arranged on the load-bearing rail, a weighing device is arranged on the movable plate, and the weighing device is connected to a driving mechanism, and a stirring device is arranged below the load-bearing rail; It also includes: a processor, which is electrically connected to the pushing mechanism, the driving mechanism, the weighing device, and the driving part of the stirring device, and is used to calculate the amount of each type of material to be put in according to the preset material ratio and the weight of any material input, and control the pushing mechanism in each material bin to push each type of material to the discharge track respectively, and transport it to each quantitative weighing bin by the discharge track; when it is judged that the weight of each type of material measured in real time by the weighing device is the same as the amount of each type of material put in or is within the preset error range, the pushing mechanism is controlled to stop pushing, and the driving mechanism is controlled to drive the movable plate to slide away from the bottom, so that the various types of materials in each quantitative weighing bin fall into the stirring device; when it is judged that the weight of each type of material measured in real time by the weighing device is close to zero, the movable plate is controlled to reset, and the stirring device is controlled to stir.

2. The polyaluminium chloride production equipment according to claim 1, characterized in that: The load-bearing rail is arranged to be inclined, and the movable plate stops after moving a preset distance toward the upper inclined end of the load-bearing rail.

3. The polyaluminium chloride production equipment according to claim 1, characterized in that: The load-bearing rail extends outward to form an extension rail.

4. The polyaluminium chloride production equipment according to claim 1, characterized in that: The pushing mechanism includes: two hydraulic cylinders, a limit block, a rotating shaft, a torsion spring and two pushing plates, wherein the two hydraulic cylinders are electrically connected to the processor, the limit block is connected to the output rods of the two hydraulic cylinders, the rotating shaft is arranged on the outside of the limit block, and the two pushing plates are rotatably connected to the two ends of the rotating shaft through the torsion springs and are located on the outside of the limit block.

5. The polyaluminium chloride production equipment according to claim 1, characterized in that: The driving mechanism includes: a bearing plate, a driving motor and a ball screw transmission assembly, wherein the bearing plate is fixed to the side of the quantitative weighing bin, the driving motor is arranged on the bearing plate and connected to the ball screw transmission assembly, and the ball screw transmission assembly is connected to the movable plate.

6. The polyaluminium chloride production equipment according to claim 1, characterized in that: A mounting seat is respectively arranged on two opposite sides of the warehouse wall of the quantitative weighing warehouse, a knocking motor is arranged on the mounting seat, and a knocking rod is connected to the output shaft of the knocking motor.

7. The polyaluminium chloride production equipment according to claim 6, characterized in that: The far end of the knocking rod is sleeved with a round rubber ball.

8. The polyaluminium chloride production equipment according to claim 1, characterized in that: The load-bearing rail includes: a first load-bearing member and a second load-bearing member, wherein the first load-bearing member is fixed to the inner side wall of the quantitative weighing bin, and the second load-bearing member is fixed to the side wall opposite to the inner side wall of the quantitative weighing bin.

9. The polyaluminium chloride production equipment according to claim 8, characterized in that: The first load-bearing member and the second load-bearing member are composed of an upper limit plate and a lower load-bearing plate, and a channel for the movable plate to slide is formed between the upper limit plate and the lower load-bearing plate.

10. A polyaluminium chloride production process, characterized in that: The polyaluminium chloride production device according to any one of claims 1 to 9 is used to produce polyaluminium chloride.

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