Hazardous waste leaching washing liquid treatment equipment

Abstract

The utility model discloses hazardous waste leaching washing liquid treatment equipment which comprises a collecting mechanism and a mixing mechanism, the collecting mechanism is connected with the mixing mechanism through a connecting pipe, and a water pump is arranged on the connecting pipe to suck and convey waste washing liquid; a feeding mechanism is arranged below the mixing mechanism, a stirring mechanism is arranged in the mixing mechanism, and the feeding mechanism is connected with the stirring mechanism and conveys treating fluid to the mixing mechanism; the stirring mechanism is used for carrying out mild treatment on the treatment liquid and the waste washing leaching liquid; the mixing mechanism comprises a mixing tank, a conveying pipe and a collecting bin; a sinking groove is formed in the mixing tank, so that liquid is conveniently collected and discharged; the conveying pipe is communicated with the mixing tank and the collecting bin, and a water outlet pipe is arranged on the collecting bin and used for discharging liquid. According to the device, waste liquid and washing liquid can be collected and conveyed through the collecting mechanism, and the washing liquid is further effectively treated through treatment liquid in the mixing mechanism, the stirring mechanism and the feeding mechanism.

Description

TECHNICAL FIELD

[0001] The utility model belongs to waste liquid treatment technical field, especially relate to a dangerous waste leaching washing liquid processing equipment. BACKGROUND

[0002] The application field of chemical cleaning technology has been expanded to various industries, such as petroleum chemical industry, chemical fertilizer, pharmaceutical, metallurgy and food industry, and the cleaning of parts or single equipment and complete equipment, however, a certain amount of cleaning waste liquid containing residual acid, alkali, corrosion inhibitor, cosolvent and passivator will be produced in the cleaning process, and direct discharge will affect the living environment of human beings;

[0003] For example, metal processing in industrial production, stainless steel plate as one of the products, surface treatment is needed during production and processing, including pickling to remove oxide layer; including sulfuric acid or nitric acid solution, the waste liquid after surface treatment of stainless steel plate contains a large amount of acid, and the waste liquid output is large; for example, battery production, chemical fertilizer production and industrial dye processing in industrial production will produce various waste liquids that need to be treated;

[0004] After searching, it is found that the existing technology with announcement number CN 211644897 U, a dangerous waste washing liquid processing equipment, in the scheme, multiple tank bodies are arranged to store different treatment liquids, and the treatment liquids enter the treatment chamber to treat the cleaning liquid; during the treatment process, a measuring cup is needed to measure the cleaning liquid, and the small capacity of the measuring cup leads to small cleaning liquid treatment capacity, but a large amount of waste liquid is generally produced in industrial production, and needs to be treated in time, so it is difficult to meet the treatment requirements by using the above scheme;

[0005] Further search, the existing technology with announcement number CN 215195828 U, a dangerous waste packaging container cleaning liquid collecting device, provides a cleaning liquid collecting scheme;

[0006] In combination with the above existing technology, the present scheme provides a waste liquid treatment technology. SUMMARY

[0007] The utility model discloses a kind of dangerous waste leaching washing liquid processing equipment, which can realize the collection and transport of waste liquid and washing liquid by collection mechanism, and further effectively treat washing liquid by treatment liquid in mixing mechanism, stirring mechanism and feeding mechanism.

[0008] To achieve the above object, the technical scheme adopted by the utility model is as follows:

[0009] The application discloses a hazardous waste leaching washing liquid treatment device, which comprises a collecting mechanism, a mixing mechanism and a feeding mechanism.

[0010] The mixing mechanism comprises a mixing tank, a conveying pipe and a collecting bin.

[0011] The stirring mechanism comprises a motor and a main shaft, the main shaft is hollow and rotationally connected with the mixing tank, first and second support plates are rotationally connected to the two ends of the main shaft, the second support plate is fixedly connected with the inner wall of the mixing tank, and the first support plate is fixed on the bottom of the mixing tank.

[0012] The feeding mechanism comprises a feeding pipe, a material tank and a suction pipe.

[0013] The top end of the suction pipe is provided with a conical cap fixed by a supporting arm to avoid the liquid in the outlet of the connecting pipe from pressing the end of the suction pipe.

[0014] The top end of the main shaft is provided with a fixed conical cover, the water outlet of the connecting pipe and the material outlet of the suction pipe are preliminarily mixed in the conical cover after water outlet and material outlet, then the conical cover is filled with liquid and overflows, and the rotation of the main shaft realizes the state of throwing and scattering.

[0015] The inner wall of the mixing tank is provided with a fixed flow divider cover, the mixing liquid thrown by the conical cover is received by the flow divider cover and then dispersed, and then seeps into the mixing tank through the through hole, so that the effect of secondary mixing is realized in the process.

[0016] Furthermore, the main shaft is equipped with a rotating stirring shaft, which is located below the distribution hood; the stirring shaft is equipped with fan blades; the mixed liquid leaking from the distribution hood will drive the fan blades to rotate the stirring shaft, thereby achieving re-mixing.

[0017] The collection mechanism includes a collection tank, a filter plate inside the collection tank, a third support plate on the filter plate, and a hook plate on the third support plate that hooks onto the inlet of the collection tank for supporting and replacing the filter plate; a connecting pipe is connected to the bottom of the collection tank.

[0018] The collection tank has a transparent glass tank on its side wall with graduations for direct observation and judgment of the volume of washing liquid in the collection tank; thus accurately controlling the feeding mechanism to deliver the treatment liquid; the collection tank is supported by legs.

[0019] The advantages of this utility model compared with the prior art are as follows:

[0020] 1) Firstly, the collection mechanism uses collection tanks to collect and store hazardous waste washing liquid and waste liquid, which allows for large-scale and orderly storage. In contrast, the method of using measuring cups for small-volume weighing in the comparative document has obvious drawbacks, such as slow processing efficiency. As hazardous waste washing liquid, it should be processed in a timely manner to avoid excessive storage time. The collection tanks used in this design avoid the above-mentioned drawbacks. Moreover, the collection tanks can store and collect large quantities of liquid, and the liquid volume in the tank can be intuitively judged from the scale on the glass tank, which can promote the improvement of processing efficiency.

[0021] 2) The mixing mechanism, together with the feeding mechanism and the stirring mechanism, can improve the mixing efficiency of the treatment liquid and the washing liquid. The use of conical caps, conical covers, and diversion covers in conjunction with stirring fan blades can enable the washing liquid and the treatment liquid to undergo multiple mixing, diversion and mixing processes, thus accelerating the treatment process. Attached Figure Description

[0022] Appendix Figure 1 This is a schematic diagram of the structure of a hazardous waste leaching and washing liquid treatment equipment according to this utility model;

[0023] Appendix Figure 2 This is a structural diagram of the mixing mechanism and the feeding mechanism;

[0024] Appendix Figure 3 This is a schematic diagram of the internal structure of the mixing tank. Figure 1 ;

[0025] Appendix Figure 4 This is a schematic diagram of the internal structure of the mixing tank. Figure 2 ;

[0026] Appendix Figure 5 This is a structural diagram of the stirring mechanism and the straw;

[0027] In the figure: 1, collecting mechanism; 11, filter plate; 111, third support plate; 112, hook plate; 12, glass tank; 13, collecting tank; 2, connecting pipe; 21, water pump; 3, mixing mechanism; 31, mixing tank; 32, sink; 33, conveying pipe; 34, collection bin; 341, water outlet pipe; 4, feeding mechanism; 41, feeding pipe; 42, support column; 43, suction pipe; 431, support arm; 432, limiting shaft; 44, conical cap; 45, material tank; 5, stirring mechanism; 51, motor; 511, first support plate; 52, main shaft; 521, second support plate; 522, conical cover; 5221, leakage hole; 53, stirring arm; 531, vertical arm; 54, stirring shaft; 541, fan blade; 55, flow divider cover; 551, through hole; 6, support leg. DETAILED DESCRIPTION

[0028] For the convenience of persons skilled in the art to understand, the following will be combined with the accompanying drawings to further illustrate the technical scheme of the present application. Figures 1-5 The technical scheme of the present application will be further specifically explained.

[0029] A hazardous waste leaching washing liquid treatment equipment, comprising a collecting mechanism 1 and a mixing mechanism 3, the collecting mechanism 1 is connected with the mixing mechanism 3 through a connecting pipe 2, a water pump 21 is arranged on the connecting pipe 2 to suck and convey the waste washing liquid; a feeding mechanism 4 is arranged below the mixing mechanism 3, a stirring mechanism 5 is arranged in the mixing mechanism 3, the feeding mechanism 4 is connected with the stirring mechanism 5 and conveys treatment liquid to the mixing mechanism 3; the stirring mechanism 5 moderates the treatment liquid and the waste washing leaching liquid.

[0030] The mixing mechanism 3 comprises a mixing tank 31, a conveying pipe 33 and a collection bin 34; a sink 32 is arranged in the mixing tank 31 to facilitate the discharge of the liquid; the conveying pipe 33 connects the mixing tank 31 and the collection bin 34, and a water outlet pipe 341 is arranged on the collection bin 34 to discharge the liquid.

[0031] The stirring mechanism 5 comprises a motor 51 and a main shaft 52; the main shaft 52 is hollow and rotationally connected with the mixing tank 31; first and second support plates 511 and 521 are rotationally arranged at the two ends of the main shaft 52; the second support plate 521 is fixedly connected with the inner wall of the mixing tank 31, and the first support plate 511 is fixed on the bottom of the mixing tank 31; the motor 51 is fixed on the first support plate 511, and a sprocket is arranged at the shaft end of the motor 51; a sprocket is arranged at one end of the main shaft 52 and connected with the sprocket at the shaft end of the motor 51 through a chain; a stirring arm 53 is arranged on the main shaft 52, and a vertical arm 531 is arranged on the stirring arm 53 and located in the sink 32; the motor 51 drives the main shaft 52 to rotate, and drives the stirring arm 53 and the vertical arm 531 to stir.

[0032] The feeding mechanism 4 includes a feeding pipe 41, a tank 45, and a suction pipe 43; the suction pipe 43 is made of metal and is rotatably arranged in the main shaft 52, and a limiting shaft 432 is arranged at the top end of the suction pipe 43 to prevent the suction pipe 43 from sliding downward; one end of the suction pipe 43 is arranged in the tank 45, a pump body is arranged in the tank 45 and is connected with the suction pipe 43 to feed the tank 45; a supporting column 42 is arranged on the tank 45 and is connected with the collecting bin 34 to support the tank 45; the feeding pipe 41 is connected with the tank 45 to add a treatment liquid; the treatment liquid includes one of an acidic solution, an alkaline solution, an oxidizing agent solution, and an ammonium chloride solution.

[0033] The top end of the suction pipe 43 is provided with a conical cap 44 which is supported and fixed by a supporting arm 431 to avoid pressing the end of the suction pipe 43 when water is discharged from the water outlet of the connecting pipe 2.

[0034] The top end of the main shaft 52 is provided with a fixed conical cover 522, and the water discharged from the connecting pipe 2 and the material discharged from the suction pipe 43 are preliminarily mixed in the conical cover 522, then overflow when the conical cover 522 is full, and are thrown in a state of rotation of the main shaft 52; the conical cover 522 is provided with a leakage hole 5221 to ensure that there is no residual liquid in the conical cover 522, and the leakage speed of the leakage hole 5221 is less than the discharge speed of the suction pipe 43 and the connecting pipe 2 to ensure that the liquid can be mixed and thrown in the conical cover 522.

[0035] A fixed flow divider 55 is arranged on the inner wall of the mixing tank 31, the flow divider 55 is provided with a through hole 551, and the mixed liquid thrown by the conical cover 522 is accepted by the flow divider 55, then is dispersed, and then seeps into the inside of the mixing tank 31 through the through hole 551, so that the effect of secondary mixing is achieved; then the mixing is realized by the stirring mechanism 5; the mixing tank 31 is provided with a supporting leg 6 to support.

[0036] Further, the main shaft 52 is provided with a rotatingly connected stirring shaft 54, and the stirring shaft 54 is arranged below the flow divider 55; the stirring shaft 54 is provided with a fan blade 541; the mixed liquid seeping on the flow divider 55 pushes the fan blade 541 to rotate the stirring shaft 54, so that the mixing is realized again.

[0037] The collecting mechanism 1 includes a collecting tank 13, the collecting tank 13 is provided with a filter plate 11, the filter plate 11 is provided with a third supporting plate 111, the third supporting plate 111 is provided with a hook plate 112 and is connected with the pouring opening of the collecting tank 13 to support and replace the filter plate 11; the bottom of the collecting tank 13 is connected with the connecting pipe 2.

[0038] A transparent glass tank 12 is arranged on the side wall of the collecting tank 13, and the glass tank 12 is provided with a scale to visually observe and judge the capacity of the washing liquid in the collecting tank 13; then the feeding mechanism is accurately controlled to convey the treatment liquid; the collecting tank 13 is provided with a supporting leg 6 to support.

[0039] A kind of hazardous waste leaching washing liquid processing equipment, working process as follows:

[0040] The hazardous waste washing liquid is stored by collecting mechanism 1, then water pump 21 sucks the washing liquid into mixing tank 31, then feeding mechanism 4 transports treatment liquid according to the composition of washing liquid, then motor 51 drives stirring mechanism 5 to mix and stir the liquid in mixing tank 31, to realize fast mixing treatment, then the treated liquid is discharged by delivery pipe 33, collection bin 34 and water outlet pipe 341.

[0041] In the description of the present application, unless otherwise specified, the meaning of "a plurality of" is two or more than two; The terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" 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 device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore it cannot be understood as a limitation on the present application. In addition, the terms "first", "second", "third" and the like are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0042] As described above, including but not limited to motor and other electronic or electrical components are prior art components, obtained by private customization or purchase, and the electrical connection between each component is a conventional circuit connection or electrical connection in the prior art, which is not within the protection scope of the present application;

[0043] The above content is only an example and description of the structure of the present application, and those skilled in the art can make various modifications or supplements to the described specific embodiments or use similar ways to replace, as long as it does not deviate from the structure of the present application or exceed the scope defined in the present claims, it should belong to the protection scope of the present application.

Claims

1. A hazardous waste leachate treatment apparatus comprising a collection mechanism, a mixing mechanism, characterized in that The collecting mechanism is connected with the mixing mechanism through a connecting pipe, and a water pump is arranged on the connecting pipe to suck and transport the waste washing liquid; a feeding mechanism is arranged below the mixing mechanism, a stirring mechanism is arranged in the mixing mechanism, the feeding mechanism is connected with the stirring mechanism and transports the treatment liquid to the mixing mechanism; the stirring mechanism moderates the treatment liquid and the waste washing leaching liquid; The mixing mechanism comprises a mixing tank, a conveying pipe and a collection bin; a sink is arranged in the mixing tank to facilitate the discharge of liquid; the conveying pipe is connected with the mixing tank and the collection bin, and a water outlet pipe is arranged on the collection bin to discharge liquid; The stirring mechanism comprises a motor and a main shaft; the main shaft is hollow and rotationally connected with the mixing tank; first and second support plates are rotationally connected at both ends of the main shaft; the second support plate is fixedly connected with the inner wall of the mixing tank, and the first support plate is fixed on the bottom of the mixing tank; the motor is fixed on the first support plate, and a sprocket is arranged at the end of the motor shaft; a sprocket is arranged at one end of the main shaft and connected with the sprocket at the end of the motor shaft through a chain; a stirring arm is arranged on the main shaft, and a vertical arm is arranged on the stirring arm and located in the sink; the motor drives the main shaft to rotate, thereby driving the stirring arm and the vertical arm to stir.

2. The hazardous waste leaching wash liquor treatment apparatus according to claim 1, wherein The feeding mechanism comprises a feeding pipe, a tank and a suction pipe; the suction pipe is made of metal and rotationally connected with the main shaft; a limiting shaft is arranged at the top end of the suction pipe to prevent the suction pipe from sliding downward; one end of the suction pipe is arranged in the tank, a pump body is arranged in the tank and connected with the suction pipe to feed the treatment liquid; a support column is arranged on the tank and connected with the collection bin to support the tank; the feeding pipe is connected with the tank to add the treatment liquid; the treatment liquid comprises one of an acidic solution, an alkaline solution, an oxidizing agent solution and an ammonium chloride solution.

3. The hazardous waste leaching wash liquor treatment apparatus of claim 2, wherein A conical cap is arranged at the top end of the suction pipe and supported and fixed by a support arm to prevent the outlet of the connecting pipe from pressing the end of the suction pipe when water is discharged.

4. The hazardous waste leaching wash liquor treatment apparatus according to claim 1, wherein A fixed conical cover is arranged at the top end of the main shaft; after water is discharged from the connecting pipe and the suction pipe discharges the material, the two are preliminarily mixed in the conical cover; when the conical cover is full of liquid, the liquid overflows and is thrown and scattered as the main shaft rotates; a leakage hole is arranged on the conical cover to ensure that there is no residual liquid in the conical cover; the leakage speed of the leakage hole is less than the discharge speed of the suction pipe and the connecting pipe to ensure that the liquid can be mixed and scattered in the conical cover.

5. The hazardous waste leaching wash liquor treatment apparatus according to claim 1, wherein A fixed flow distribution cover is arranged on the inner wall of the mixing tank; a through hole is arranged on the flow distribution cover; the mixed liquid thrown and scattered by the conical cover is collected by the flow distribution cover, then dispersed, and then seeped into the mixing tank through the through hole; in this process, the effect of secondary mixing is achieved; then the mixed liquid is stirred by the stirring mechanism to achieve mixing; support legs are arranged on the mixing tank to support the mixing tank.

6. The hazardous waste leaching wash liquor treatment apparatus of claim 1, wherein A stirring shaft is rotationally connected with the main shaft and arranged below the flow distribution cover; a fan blade is arranged on the stirring shaft; the mixed liquid seeping through the flow distribution cover pushes the fan blade to rotate the stirring shaft, thereby achieving secondary mixing.

7. The hazardous waste leaching wash liquor treatment apparatus according to claim 1, wherein The collecting mechanism comprises a collecting tank; a filter plate is arranged in the collecting tank; a third support plate is arranged on the filter plate; a hook plate is arranged on the third support plate and connected with the pouring opening of the collecting tank to support and replace the filter plate; the collecting tank is connected with the connecting pipe.

8. The hazardous waste leaching wash liquor treatment apparatus according to claim 7, wherein The transparent glass tank is arranged on the side wall of the collecting tank, and a scale is arranged on the glass tank for visually observing and judging the capacity of the washing liquid in the collecting tank, so that the feeding mechanism for conveying and processing the liquid can be accurately controlled. The collecting tank is provided with supporting legs.

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