Multi-stage adsorption type heavy metal wastewater treatment equipment

Abstract

The utility model discloses multi-stage adsorption type heavy metal wastewater treatment equipment which comprises a wastewater treatment device, the interior of the wastewater treatment device is designed to be of a hollowed-out structure, the hollowed-out structure in the wastewater treatment device is an inner treatment cavity, three groups of outer filter frames are arranged in the wastewater treatment device, and the three groups of outer filter frames are linearly distributed at equal intervals; inner groove bodies are formed in the diagonal positions of the upper ends and the lower ends of the outer filter frames, inserting-connecting springs are fixedly installed in the inner groove bodies, inserting-connecting blocks are fixedly installed at the top ends of the inserting-connecting springs, the inserting-connecting blocks are in sliding connection with the inner groove bodies, side shifting pieces are fixedly installed on the outer walls of the inserting-connecting blocks, and guide rails are arranged at the upper ends and the lower ends of the outer filter frames correspondingly. According to the utility model, the adsorption layer can be quickly mounted and dismounted, the dismounting and mounting process is more convenient and simpler, the structural use convenience is high, the dismounting, maintenance and mounting work of the adsorption layer can be quickly completed, the overhaul and maintenance efficiency is improved, and the practicability is stronger.

Description

TECHNICAL FIELD

[0001] The utility model relates to heavy metal wastewater treatment equipment technical field, concretely is a multistage adsorption type heavy metal wastewater treatment equipment. BACKGROUND

[0002] Heavy metal wastewater refers to the wastewater containing heavy metals discharged in the production processes of mining, metallurgy, machinery manufacturing, chemical industry, electronics, instruments and other industries. Heavy metal (such as containing cadmium, nickel, mercury, zinc, etc.) wastewater is one of the most serious environmental pollution and the most harmful industrial wastewater to human beings, and its water quality and quantity are related to production technology. The heavy metals in wastewater generally cannot be decomposed and destroyed, but only can be transferred to the existing position and transformed into the physical and chemical form.

[0003] In the treatment of heavy metal wastewater, most of the adsorption structures are used to filter and adsorb heavy metals in water. However, the internal adsorption layer of the traditional heavy metal wastewater adsorption treatment equipment is easy to be blocked after long time use. At this time, the adsorption layer needs to be removed and cleaned. The existing adsorption layer is relatively cumbersome when being removed, and has the technical problem of inconvenient removal. The disassembly, maintenance and installation of the adsorption layer cannot be quickly completed, and has certain use limitation. Therefore, the utility model provides a multistage adsorption type heavy metal wastewater treatment equipment which can quickly disassemble and replace the adsorption structure. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a multistage adsorption type heavy metal wastewater treatment equipment to solve the problems in the above background technology.

[0005] To achieve the above purpose, the utility model provides the following technical scheme: a multistage adsorption type heavy metal wastewater treatment equipment, comprising a wastewater treatment device, the wastewater treatment device is designed as a hollow structure, the hollow structure in the wastewater treatment device is an internal treatment cavity, three groups of external filter frames are arranged in the wastewater treatment device, the three groups of external filter frames are linearly distributed at equal intervals, an internal groove is formed at the opposite corners of the upper and lower ends of the external filter frame, an insertion spring is fixedly installed in the internal groove, an insertion block is fixedly installed at the top end of the insertion spring, the insertion block is slidably connected with the internal groove, a side lever is fixedly installed on the outer wall of the insertion block, a guide rail is arranged at the upper and lower ends of each external filter frame, an insertion slot is formed in the opposite inner walls of the upper and lower guide rails, the insertion slot and the insertion block are designed in a matching structure, and the upper and lower guide rails are fixedly installed on the upper and lower inner walls of the internal treatment cavity.

[0006] Preferably, an adsorption layer is fixedly installed in each of the three groups of external filter frames, and the three groups of adsorption layers are a resin adsorption layer, an activated carbon adsorption layer and a graphene adsorption layer from left to right.

[0007] Preferably, the guide rail adopts a "concave" structure design, and the outer filter frame is in sliding connection with the inner recess of the guide rail.

[0008] Preferably, the front and back outer walls of the wastewater treatment device are both fixedly provided with an inspection plate through bolts.

[0009] Preferably, the wastewater treatment device is fixedly provided with a water inlet on one side outer wall and a water outlet on the other side outer wall.

[0010] Preferably, the wastewater treatment device is fixedly provided with a lower pad at the bottom of each corner.

[0011] Compared with the prior art, the wastewater treatment device has the advantages that:

[0012] The wastewater treatment device can complete the preliminary positioning sliding work between the filter frame and the guide rail through the sliding pushing mode, and when reaching the fixed point, the elastic plug-in structure of the filter frame can be automatically inserted and connected, so that the filter frame can be fixedly installed in the wastewater treatment device, and the wastewater treatment device has good use effect and can complete the rapid positioning and installation work of the filter frame.

[0013] Meanwhile, when the filter frame needs to be disassembled, the two upper and lower side knobs are only manually actuated to make the plug-in block retract into the inner groove body, and then the filter frame is pulled out to quickly complete the disassembly work of the adsorption layer. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is an internal structure schematic view of the wastewater treatment device of the utility model embodiment;

[0015] Figure 2 It is an overall structure schematic view of the outer filter frame of the utility model embodiment;

[0016] Figure 3 It is an A area enlarged structure schematic view of the utility model embodiment; Figure 2

[0017] Figure 4 It is an insertion slot structure schematic view of the guide rail of the utility model embodiment;

[0018] Figure 5 It is an overall structure schematic view of the wastewater treatment device of the utility model embodiment.

[0019] ​In the figure: 1, wastewater treatment device; 2, internal processing cavity; 3, outer filter frame; 4, resin adsorption layer; 5, activated carbon adsorption layer; 6, graphene adsorption layer; 7, inner groove body; 8, plug-in spring; 9, plug-in block; 10, side ejector; 11, guide rail; 12, plug-in slot; 13, water inlet; 14, water outlet; 15, access panel; 16, lower pad. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0021] In the description of the present application, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. In addition, the terms "first" and "second" are for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0022] In the description of the present application, it should be noted that unless otherwise explicitly specified and limited, the terms "mounting", "provided with", "connection" and the like should be broadly understood, for example, "connection" can be fixed connection, can also be detachable connection, or integrally connected; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium, can be the communication between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0023] Please refer to Figures 1-5 The present application provides an embodiment: a multi-stage adsorption type heavy metal wastewater treatment equipment, comprising a wastewater treatment device 1, the inside of the wastewater treatment device 1 is designed as a hollow structure, the hollow structure inside the wastewater treatment device 1 is an internal processing cavity 2, three groups of outer filter frames 3 are arranged inside the wastewater treatment device 1, and the three groups of outer filter frames 3 are linearly distributed at equal intervals;

[0024] Specifically referring to the description Figure 4As shown, the upper and lower ends of the outer filter frame 3 are diagonally provided with inner groove bodies 7 (i.e. the left side of the bottom end of the outer filter frame 3 is provided with an inner groove body 7, and the right side of the top end of the outer filter frame 3 is also provided with an inner groove body 7, which is diagonally provided from top to bottom), and the inner groove body 7 is fixedly installed with a plug-in spring 8, the top end of the plug-in spring 8 is fixedly installed with a plug-in block 9, the plug-in block 9 is in sliding connection with the inner groove body 7, and the outer wall of the plug-in block 9 is fixedly installed with a side tab 10, so that the plug-in block 9 can be compressed by the side tab 10.

[0025] Each outer filter frame 3 is provided with guide rails 11 at the upper and lower ends, and the diagonal inner walls of the upper and lower guide rails 11 are provided with plug-in slots 12, which are in adaptive structure with the plug-in block 9, i.e. the plug-in block 9 can be inserted into the plug-in slot 12, and the upper and lower guide rails 11 are respectively fixedly installed on the upper and lower inner walls of the inner processing cavity 2.

[0026] Among them, referring to the specific description of the drawings Figure 1 As shown, the guide rail 11 adopts a "concave" structure design, and the outer filter frame 3 is in sliding connection with the inner recess of the guide rail 11.

[0027] Further, in order to facilitate the opening and maintenance of the side of the wastewater treatment device 1, the front and back outer walls of the wastewater treatment device 1 are both fixedly installed with a maintenance plate 15 through bolts, and the inner cavity of the wastewater treatment device 1 can be opened by removing the maintenance plate 15 for maintenance and maintenance of the adsorption layer.

[0028] According to the above structure, when the inner installation of the outer filter frame 3 is needed, the installer can manually press the side tab 10 inside the upper inner groove body 7, when the upper side tab 10 is pressed downward, it will drive the plug-in block 9 to move downward, so that the plug-in block 9 can be retracted into the inner groove body 7, and at the same time, the plug-in spring 8 below will be compressed during the downward movement of the plug-in block 9, so that the plug-in spring 8 is in a compressed state.

[0029] After the upper plug-in block 9 is retracted into the inner groove body 7, the outer filter frame 3 can be placed between the upper and lower guide rails 11, and the outer filter frame 3 can be manually pushed into the guide rail 11, and during the pushing process, the lower plug-in block 9 will be blocked by the lower guide rail 11.

[0030] At this time, the worker manually bends the lower side tab 10 upward, so that the lower side tab 10 drives the lower plug-in block 9 to retract into the lower groove body, and then continues to push the filter frame 3.

[0031] In the secondary push-in process of the filter frame 3, when the upper plug-in block 9 is pushed into vertical alignment with the plug-in slot 12 above the guide rail 11, at this time, the compressed plug-in spring 8 can automatically reset without the obstruction of the guide rail 11, so that the plug-in block 9 can be pushed into the plug-in slot 12, thereby completing the positioning and plug-in work between the plug-in block 9 and the plug-in slot 12.

[0032] At the same time, when the upper plug-in block 9 is vertically aligned with the plug-in slot 12, the lower plug-in block 9 is synchronously elastically aligned and inserted into the plug-in slot 12, thereby completing the positioning and plug-in work of the filter frame 3 and the guide rail 11, so that the filter frame 3 can be fixedly installed inside the wastewater treatment device 1.

[0033] The utility model discloses a sliding push-in mode can complete the preliminary positioning and sliding work between the filter frame 3 and the guide rail 11, and when reaching the fixed point, the elastic plug-in structure of the filter frame 3 can automatically insert and connect, so that the filter frame 3 can be fixedly installed inside the wastewater treatment device 1, has better use effect, can complete the quick positioning and installation work of the filter frame 3, and is convenient to use.

[0034] At the same time, when the filter frame 3 needs to be disassembled, only the upper and lower two side plates 10 are manually actuated to make the plug-in block 9 retract into the inner groove body 7, and then the filter frame 3 is pulled out to quickly complete the disassembly work of the adsorption layer, which has the use effect of quick installation and disassembly of the adsorption layer, and the disassembly and installation process is more convenient and simple, the structure is high in use convenience, the disassembly and maintenance and installation work of the adsorption layer can be quickly completed, the maintenance efficiency is improved, and the practicality is stronger.

[0035] In the embodiment, the three groups of outer filter frames 3 are fixedly installed with adsorption layers, and the three groups of adsorption layers are resin adsorption layers 4, activated carbon adsorption layers 5 and graphene adsorption layers 6 from left to right.

[0036] The resin adsorption layer 4 is a macroporous adsorption resin, which is an artificial synthetic polymer with a porous three-dimensional structure, and the large specific surface and porosity enable it to effectively adsorb organic compounds from wastewater solutions.

[0037] The activated carbon adsorption layer 5 is provided with a porous structure of activated carbon, which provides a large surface area, so that the activated carbon can effectively adsorb impurities in heavy metal wastewater, thereby effectively adsorbing and filtering impurities in wastewater.

[0038] The graphene adsorption layer 6 has a unique two-dimensional structure and a large specific surface area, and therefore has the advantages of high efficiency and low cost in adsorbing heavy metal ions.

[0039] The three-layer adsorption layer can effectively perform multi-stage adsorption work on heavy metal wastewater, improve the adsorption purification effect of the heavy metal wastewater, and has good use performance.

[0040] In the embodiment, the water injection port 13 is fixedly installed on one side outer wall of the wastewater treater 1, and the water outlet port 14 is fixedly installed on the other side outer wall of the wastewater treater 1.

[0041] In actual use, the water injection port 3 can be connected with an external heavy metal wastewater injection pipeline, the heavy metal wastewater can be injected through the water injection port 13, and the water outlet port 14 can be connected with an external water outlet pipeline and a pump body, so that the wastewater after multi-stage adsorption can be discharged through the water outlet port 14.

[0042] In the embodiment, in order to improve the stability when the wastewater treater 1 contacts the ground, the lower pads 16 are fixedly installed at the bottom corners of the wastewater treater 1.

[0043] Working principle: in use, the water injection port 3 can be connected with an external heavy metal wastewater injection pipeline, the heavy metal wastewater can be injected through the water injection port 13, the water outlet port 14 can be connected with an external water outlet pipeline and a pump body, so that the wastewater after multi-stage adsorption can be discharged through the water outlet port 14.

[0044] The resin adsorption layer 4, the activated carbon adsorption layer 5 and the graphene adsorption layer 6 are arranged in the wastewater treater 1, the resin adsorption layer 4 is macroporous adsorption resin, is an artificial synthetic polymer with a porous three-dimensional structure, and has a large specific surface and porosity, so that the resin adsorption layer 4 can effectively adsorb organic compounds from wastewater solution.

[0045] The activated carbon adsorption layer 5 is arranged, the porous structure of the activated carbon provides a large surface area, so that the activated carbon can effectively adsorb impurities in the heavy metal wastewater, and the impurities in the wastewater can be effectively adsorbed and filtered.

[0046] The graphene adsorption layer 6 has a unique two-dimensional structure and a large specific surface area, so that the graphene adsorption layer 6 has the advantages of high efficiency and low cost in adsorbing heavy metal ions.

[0047] The three-layer adsorption layer can effectively perform multi-stage adsorption work on heavy metal wastewater, improve the adsorption purification effect of the heavy metal wastewater, and has good use performance.

[0048] When the filter frame 3 needs to be installed, the installer can manually press the side pulling piece 10 inside the upper inner groove body 7, and when the upper side pulling piece 10 is pressed downward, it will drive the plug-in block 9 to move downward, so that the plug-in block 9 can be retracted into the inside of the inner groove body 7, and in the process of moving downward, the plug-in spring 8 below is compressed, so that the plug-in spring 8 is in a compressed state;

[0049] After the upper plug-in block 9 is retracted into the inner groove body 7, the outer filter frame 3 can be placed between the upper and lower guide rails 11, and the outer filter frame 3 is manually pushed into the guide rail 11, and after the outer filter frame 3 is pushed to a certain position, the lower plug-in block 9 is blocked by the lower guide rail 11;

[0050] At this time, the worker manually bends the lower side pulling piece 10 upward, so that the lower side pulling piece 10 drives the lower plug-in block 9 to retract into the lower groove, and then continues to push the filter frame 3;

[0051] In the process of pushing the filter frame 3 again, when the upper plug-in block 9 is pushed into vertical alignment with the plug-in slot 12 above the guide rail 11, the compressed plug-in spring 8 can be automatically reset without the blocking of the guide rail 11, so that the plug-in block 9 can be inserted into the plug-in slot 12, thereby completing the positioning and inserting work between the plug-in block 9 and the plug-in slot 12;

[0052] At the same time, when the upper plug-in block 9 is vertically aligned with the plug-in slot 12, the lower plug-in block 9 is synchronously elastically aligned and inserted with the plug-in slot 12, so that the positioning and inserting work of the filter frame 3 and the guide rail 11 can be completed, thereby the filter frame 3 can be fixedly installed inside the wastewater treatment device 1;

[0053] The utility model discloses a preliminary positioning sliding work between the filter frame 3 and the guide rail 11 can be completed by the way of sliding and pushing, when reaching the fixed point, the elastic plug-in structure of the filter frame 3 can be automatically inserted and connected, so that the filter frame 3 can be fixedly installed inside the wastewater treatment device 1, has better use effect, can complete the quick positioning and installation work of the filter frame 3, and the use is convenient;

[0054] At the same time, when the filter frame 3 needs to be disassembled, only the upper and lower side pulling pieces 10 are manually pulled, so that the plug-in block 9 is retracted into the inside of the inner groove body 7, and then the filter frame 3 is pulled out, so that the disassembly work of the adsorption layer can be quickly completed.

[0055] It is apparent for a person skilled in the art that the present application is not restricted to the details of the above exemplary embodiments, but that it can be implemented in other concrete forms without departing from the spirit or the essential characteristics of the present application. Therefore, the embodiments should be considered as exemplary only, and not limiting, the scope of the present application being defined by the appended claims rather than the above description, and all changes coming within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference signs in the claims should not be construed as limiting the claims concerned.

Claims

1. A multi-stage adsorption type heavy metal wastewater treatment apparatus comprising a wastewater treatment device (1), characterized in that, The inside of the wastewater treatment device (1) is designed as a hollow structure, the hollow structure inside the wastewater treatment device (1) is an internal treatment cavity (2), the inside of the wastewater treatment device (1) is provided with three groups of outer filter frames (3), the three groups of outer filter frames (3) are linearly distributed at equal intervals, the upper and lower ends of the outer filter frame (3) are provided with inner groove bodies (7) at the opposite corners, the inner groove body (7) is fixedly installed with a plug-in spring (8) inside, the top end of the plug-in spring (8) is fixedly installed with a plug-in block (9), the plug-in block (9) is slidably connected with the inner groove body (7), the outer wall of the plug-in block (9) is fixedly installed with a side tab (10), each outer filter frame (3) is provided with a guide rail (11) at the upper and lower ends, the opposite inner walls of the two guide rails (11) are provided with plug-in grooves (12), the plug-in grooves (12) and the plug-in block (9) are designed in a matching structure, and the upper and lower guide rails (11) are fixedly installed on the upper and lower inner walls of the internal treatment cavity (2).

2. A multi-stage adsorptive heavy metal wastewater treatment apparatus according to claim 1, characterized in that: The inside of the wastewater treatment device (1) is designed as a hollow structure, the hollow structure inside the wastewater treatment device (1) is an internal treatment cavity (2), the inside of the wastewater treatment device (1) is provided with three groups of outer filter frames (3), the three groups of outer filter frames (3) are linearly distributed at equal intervals, the upper and lower ends of the outer filter frame (3) are provided with inner groove bodies (7) at the opposite corners, the inner groove body (7) is fixedly installed with a plug-in spring (8) inside, the top end of the plug-in spring (8) is fixedly installed with a plug-in block (9), the plug-in block (9) is slidably connected with the inner groove body (7), the outer wall of the plug-in block (9) is fixedly installed with a side tab (10), each outer filter frame (3) is provided with a guide rail (11) at the upper and lower ends, the opposite inner walls of the two guide rails (11) are provided with plug-in grooves (12), the plug-in grooves (12) and the plug-in block (9) are designed in a matching structure, and the upper and lower guide rails (11) are fixedly installed on the upper and lower inner walls of the internal treatment cavity (2).

3. The multi-stage adsorptive heavy metal wastewater treatment apparatus according to claim 1, characterized in that: The guide rail (11) is designed as a "concave" structure, and the outer filter frame (3) is slidably connected with the inner recess of the guide rail (11).

4. The multi-stage adsorptive heavy metal wastewater treatment apparatus according to claim 1, characterized in that: The front and back outer walls of the wastewater treatment device (1) are fixedly installed with an access panel (15) through bolts.

5. The multi-stage adsorptive heavy metal wastewater treatment apparatus according to claim 1, characterized in that: The outer wall of one side of the wastewater treatment device (1) is fixedly installed with a water inlet (13), and the outer wall of the other side of the wastewater treatment device (1) is fixedly installed with a water outlet (14).

6. A multi-stage adsorptive heavy metal wastewater treatment apparatus according to claim 1, characterized in that: The bottom corners of the wastewater treatment device (1) are fixedly installed with lower pads (16).

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