Complete equipment for aluminum ash treatment

Abstract

The utility model relates to the technical field of aluminum processing, and discloses complete equipment for aluminum ash treatment, which comprises an aluminum ash treatment module, an overturning module, a cooling module, a pre-screening module, a ball milling module, a screening module and a dust collecting module which are connected in sequence, the inner screen barrel and the outer barrel are coaxially arranged in the outer barrel, a plurality of outer through pipes penetrate through the outer barrel and the inner screen barrel from the outer wall of the outer barrel, one end of the outer barrel is provided with a discharge port capable of being inserted into the ball milling module, the end, located in the outer barrel, of the inner screen barrel is provided with a sealing plate, and the other end of the inner screen barrel is connected with a discharge port of a cooling barrel in the cooling module; the outer barrel is fixedly connected with the outer wall of the cooling barrel. According to the utility model, the pre-screening module is arranged between the cooling module and the ball-milling module, so that the load of the ball-milling module can be reduced, the abrasion of the ball-milling module is reduced, and the slag removal maintenance frequency of the ball-milling module is also reduced to a certain extent, thereby reducing the maintenance cost.

Description

TECHNICAL FIELD

[0001] The utility model relates to aluminum processing technical field especially relates to a complete equipment for aluminum ash treatment. BACKGROUND

[0002] In the process of aluminum smelting and forming, various by-products will be produced. As the main by-product of aluminum industry, aluminum ash is produced in all processes where aluminum is molten, and the aluminum content accounts for about 1-12% of the total loss in the aluminum production process. In the past, people have discarded aluminum slag as waste, which not only wastes aluminum resources but also causes environmental problems. Therefore, finding an economic and effective method to utilize and manage aluminum slag will not only improve the economic efficiency of the aluminum industry, but also achieve effective recycling of resources and have an important impact on the sustainable development of the economy and society.

[0003] At present, the Chinese patent application with the application date of 2021-05-26 and the application number of CN202110578429.9 discloses a high-speed aluminum ash treatment equipment and an aluminum ash treatment method thereof. The equipment and method can effectively recover and utilize aluminum slag with different particle sizes, and can effectively control the recovery rate of aluminum slag and reduce the impurity content. However, the applicant believes that the treatment equipment still has the following defects: there are a lot of large particle cold aluminum slag exceeding 30mm in the cold aluminum slag discharged from the cooling module. This large particle cold aluminum slag directly enters the ball milling module for ball milling treatment, which on the one hand increases the load of the ball milling module and affects the ball milling effect, and on the other hand also increases the wear of the ball milling module and improves the slag cleaning and maintenance frequency of the ball milling module.

[0004] Based on this, the present application provides a complete equipment for aluminum ash treatment which can improve the ball milling effect, reduce the wear of the ball milling module, and reduce the slag cleaning and maintenance frequency of the ball milling module. UTILITY MODEL CONTENT

[0005] The utility model aims at solving the technical problems existing in the prior art. Therefore, the utility model provides a complete equipment for aluminum ash treatment which can improve the ball milling effect, reduce the wear of the ball milling module, and reduce the slag cleaning and maintenance frequency of the ball milling module.

[0006] The technical scheme adopted by the utility model to solve its technical problems is:

[0007] The application provides a complete equipment for treating aluminum ash, which comprises aluminum ash treatment modules, a turnover module, a cooling module, a pre-screening module, a ball milling module, a screening module and a dust collection module connected in sequence, wherein the pre-screening module comprises an outer barrel, an inner sieve barrel and outer pipes, the inner sieve barrel is coaxial with the outer barrel and arranged in the outer barrel, a plurality of outer pipes are penetrated through the outer barrel and the inner sieve barrel from the outer wall of the outer barrel, one end of the outer barrel is provided with a discharge port capable of being inserted into the ball milling module, one end of the inner sieve barrel in the outer barrel is provided with a sealing plate, and the other end is connected with a discharge port of a cooling barrel in the cooling module, and the outer barrel is fixedly connected with the outer wall of the cooling barrel.

[0008] In some optional embodiments, the pre-screening module further comprises a cover, the outer barrel is rotatably arranged in the cover, and the outer pipes are arranged in the inner cavity of the cover, the bottom of the cover is provided with a slag discharge port, and the outer wall of the cover is further provided with a plurality of supporting legs.

[0009] In some optional embodiments, the top of the cover is provided with a dust suction port, and the dust suction port is connected with the dust collection module through a dust removal pipe.

[0010] In some optional embodiments, the inner sieve barrel is provided with sieve holes with a diameter of not more than 30 mm, which are used for screening out large block particles with a size of more than 30 mm.

[0011] In some optional embodiments, the outer pipes are square pipes, and the number of the square pipes is 2, and the two square pipes are symmetrically arranged, and the outer pipes are welded with the outer barrel and the inner sieve barrel.

[0012] Compared with the prior art, the application has the following beneficial effects:

[0013] The pre-screening module arranged between the cooling module and the ball milling module can screen out large block particles from the cooling module, and leave small block particles into the ball milling module for ball milling treatment, so that the load of the ball milling module is reduced, the ball milling effect is improved, the wear of the ball milling module is reduced, the service life of the ball milling module is prolonged, and the slag cleaning and maintenance frequency of the ball milling module is reduced, thereby reducing the maintenance cost. BRIEF DESCRIPTION OF DRAWINGS

[0014] In order to more clearly illustrate the technical solutions in the embodiments of the application, the following will briefly introduce the drawings needed to be used in the embodiment description. Obviously, the drawings in the following description are only some embodiments of the application, and for those skilled in the art, other drawings can also be obtained from these drawings without creative labor, wherein:

[0015] Figure 1 is a plan view of the complete equipment for treating aluminum ash provided by the application;

[0016] Figure 2 is the elevation view of the complete equipment for aluminum ash treatment provided by the utility model;

[0017] Figure 3 is the sectional view of the pre-screening module provided by example one;

[0018] Figure 4 is Figure 3 provided by the top view;

[0019] Figure 5 is the structural diagram of the cover of the pre-screening module provided by example two;

[0020] Figure 6 is Figure 5 provided by the side view;

[0021] Figure 7 is Figure 5 provided by the top view.

[0022] In the drawings, the component list represented by each sign is as follows:

[0023] 1 - aluminum ash treatment module, 2 - turnover module, 3 - cooling module, 4 - pre-screening module, 4.1 - outer cylinder barrel, 4.1.1 - discharge port, 4.2 - inner screen barrel, 4.2.1 - sealing plate, 4.3 - outer pipe, 4.4 - cover, 4.4.1 - deslagging port, 4.4.2 - supporting leg, 4.4.3 - dust suction port, 5 - ball milling module, 6 - screening module, 7 - dust collection module. DETAILED DESCRIPTION

[0024] It should be understood that the specific embodiments described herein are merely used to explain the present utility model, and are not used to limit the present utility model.

[0025] The technical solutions in the embodiments of the present utility model will be clearly and completely described in combination with the drawings in the embodiments of the present utility model. Apparently, the described embodiments are only part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments in the present utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the present utility model.

[0026] In the description of the utility model, it is necessary to explain that the orientation or positional relation indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like is the orientation or positional relation shown based on the drawings, and is only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as a limitation on the utility model; the terms "mounting", "connecting", "connection" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integrally connected; it can be mechanical connection, or electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or the communication inside two elements. For ordinary skilled persons in the art, the specific meaning of the above terms in the utility model can be understood according of the specific circumstances.

[0027] In addition, the technical solutions among various embodiments can be combined with each other, but it must be based on that the combination of technical solutions can be realized by ordinary skilled persons in the art, and when the combination of technical solutions appears contradictory or unachievable, it should be considered that the combination of technical solutions does not exist, and is not within the protection scope required by the utility model.

[0028] Embodiment one

[0029] As shown in the accompanying drawings Figure 1 and the accompanying drawings Figure 2 , the embodiment provides a complete equipment for aluminum ash treatment, which comprises aluminum ash treatment module 1, overturning module 2, cooling module 3, pre-screening module 4, ball milling module 5, screening module 6 and dust collection module 7 connected in sequence, wherein:

[0030] The aluminum ash treatment module 1 is used for treating aluminum ash, and separates the aluminum ash into aluminum water and hot aluminum slag;

[0031] The overturning module 2 is used for collecting hot aluminum slag, and pouring the hot aluminum slag into the cooling module;

[0032] The cooling module 3 is used for cooling the hot aluminum slag;

[0033] The pre-screening module 4 is used for pre-screening the cooled hot aluminum slag, screening out large particles, and leaving small particles of the hot aluminum slag into the ball milling module;

[0034] The ball milling module 5 is used for ball milling the hot aluminum slag;

[0035] The screening module 6 is used for classifying and screening the ball-milled hot aluminum slag;

[0036] The dust collection module 7 is connected with the aluminum ash treatment module 1, the overturning module 2 and the screening module 6, and is used for dust removal of the equipment.

[0037] The above-mentioned aluminum ash treatment module, turnover module, cooling module, ball milling module, screening module and dust collection module can refer to the high-speed aluminum ash treatment equipment and its aluminum ash treatment method disclosed in CN202110578429.9, which is directly applied to the prior art and will not be described here. The pre-screening module is described as follows.

[0038] As shown in the accompanying Figure 3 and accompanying Figure 4 The pre-screening module 4 includes an outer barrel 4.1, an inner sieve barrel 4.2 and an outer pipe 4.3. The inner sieve barrel 4.2 is coaxial with the outer barrel 4.1 and is arranged in the outer barrel 4.1. The outer pipe 4.3 is penetrated through the outer barrel 4.1 and the inner sieve barrel 4.2 from the outer wall of the outer barrel 4.1. In this embodiment, two symmetrically arranged outer pipes are preferably provided, and a square pipe is preferably used. The outer pipe 4.3 is welded to the outer barrel 4.1 and the inner sieve barrel 4.2. Only two outer pipes are provided to ensure the reliability of the connection between the outer barrel and the inner sieve barrel, and to minimize the resistance of the outer pipe to the flow of materials. One end of the outer barrel 4.1 is provided with a discharge port 4.1.1 that can be inserted into the ball milling module 5. When installed, the discharge port of the outer barrel is inserted into the feed port of the ball milling module. One end of the inner sieve barrel 4.2 located in the outer barrel 4.1 is provided with a sealing plate 4.2.1, and the other end is connected to the discharge port of the cooling barrel in the cooling module 3. The aluminum slag discharged from the cooling barrel enters the inner sieve barrel, and under the screening of the inner sieve barrel, large particles remain in the inner sieve barrel, and small particles enter the outer barrel, thereby realizing the pre-screening of the aluminum slag. In order to ensure the stability of the installation of the pre-screening module, the outer barrel 4.2 is fixedly connected to the outer wall of the cooling barrel in this embodiment.

[0039] Preferably, the inner sieve barrel 4.2 of the present embodiment is provided with sieve holes with a diameter of not greater than 30 mm for screening out large particles greater than 30 mm.

[0040] Working principle: The cooling barrel in the cooling module is driven to rotate by a driving device, and a feeding screw is arranged in the cooling barrel. The cooling barrel rotates at the same time as the pre-screening module, and the aluminum slag after cooling enters the inner sieve barrel of the pre-screening module. Large particles enter the outer pipe from the inner sieve barrel, and small particles enter the ball milling module through the outer barrel.

[0041] Example two

[0042] On the basis of example one, a housing 4.4 is further designed in this embodiment. The outer barrel 4.1 is rotatably installed in the housing 4.4, and the outer pipe 4.3 is accommodated in the inner cavity of the housing 4.4, so that the large particles discharged from the outer pipe 4.3 enter the inner cavity of the housing 4.4. The bottom of the housing 4.4 is provided with a slag discharge port 4.4.1 for discharging large particles. The outer wall of the housing 4.4 is further provided with a plurality of supporting legs 4.4.2 for supporting the pre-screening module.

[0043] Preferably, the top of the cover 4.4 is provided with a dust suction port 4.4.3, which is connected to a dust collection module 7 through a dust removal pipe, and dust is removed by the dust collection module to prevent dust pollution of the environment.

[0044] The above is only an embodiment of the present application, and does not limit the patent range of the present application, and any equivalent structure or equivalent process transformation made by using the content of the present application specification, or directly or indirectly used in other related technical fields, are also included in the patent protection range of the present application.

Claims

1. A complete equipment for treating aluminum ash, comprising an aluminum ash treatment module, a turnover module, a cooling module, a ball milling module, a screening module and a dust collection module connected in sequence; characterized in that: The pre-screening module is arranged between the cooling module and the ball milling module; The pre-screening module comprises an outer barrel, an inner screening barrel and outer pipes. The inner screening barrel is coaxial with the outer barrel and arranged in the outer barrel. The outer pipes are penetrated through the outer barrel and the inner screening barrel from the outer wall of the outer barrel. One end of the outer barrel is provided with a discharge port which can be inserted into the ball milling module. One end of the inner screening barrel in the outer barrel is provided with a sealing plate. The other end is connected with the discharge port of the cooling barrel in the cooling module. The outer barrel is fixedly connected with the outer wall of the cooling barrel.

2. The complete equipment for aluminum dross treatment according to claim 1, characterized in that: The pre-screening module further comprises a cover. The outer barrel is rotatably arranged in the cover. The outer pipes are arranged in the inner cavity of the cover. The bottom of the cover is provided with a slag discharge port. The outer wall of the cover is further provided with a plurality of supporting legs.

3. The complete equipment for aluminum dross treatment according to claim 2, characterized in that: The top of the cover is provided with a dust suction port. The dust suction port is connected with a dust collecting module through a dust removal pipe.

4. The complete equipment for aluminum dross treatment according to claim 1, characterized in that: The inner screening barrel is provided with sieve holes with a diameter of not more than 30 mm for screening out large particles with a size of more than 30 mm.

5. The complete equipment for aluminum dross treatment according to claim 1, characterized in that: The outer pipes are square pipes. The number of the outer pipes is two. The two square pipes are symmetrically arranged. The outer pipes are welded with the outer barrel and the inner screening barrel.

Images