CN214781239U - Integrated solid-liquid separation device suitable for high turbidity and high hard water quality - Google Patents
Integrated solid-liquid separation device suitable for high turbidity and high hard water quality Download PDFInfo
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- CN214781239U CN214781239U CN202121524643.8U CN202121524643U CN214781239U CN 214781239 U CN214781239 U CN 214781239U CN 202121524643 U CN202121524643 U CN 202121524643U CN 214781239 U CN214781239 U CN 214781239U
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Abstract
The utility model discloses an integrated solid-liquid separation device suitable for high turbidity and high hard water quality, which comprises a box body, wherein a first reaction box, a second reaction box, a sludge concentration tank, a circulating pump, a sludge pond, a sludge discharge pump and a tubular microfiltration membrane component are arranged inside the box body, and are integrated into 1 standard container, so that the equipment integration level is high, and the movement and the installation are convenient; after the sludge concentration tank is treated by the technologies of water inlet rotational flow, a water return baffle, sludge concentration, a special-shaped inclined plate and the like of the sludge concentration tank, supernatant on the upper part is sent into a tubular microfiltration membrane component by a circulating pump for solid-liquid separation, and after the effluent reaches the standard, the effluent is connected into an RO (reverse osmosis) desalination system through a fourth pipeline or is directly discharged after reaching the standard.
Description
Technical Field
The utility model relates to a solid-liquid separation equipment technical field especially relates to an integrated form solid-liquid separation equipment suitable for high turbid and high hard water matter.
Background
In the mine water treatment, the traditional pretreatment processes for removing turbidity and hardness comprise a high-efficiency sedimentation tank, a mechanical accelerated clarification tank and the like, and the turbidity and hardness of the incoming water are removed by adding a coagulant, a coagulant aid and a softener. At present, the mine water discharge standard in the coal mine industry needs to reach the III-class standard of surface water environmental quality standard, a filter chamber or a filter and other filter systems are generally added after a pretreatment process to meet the water inlet requirement of an ultrafiltration membrane, and finally, filtered water is finely filtered through the ultrafiltration membrane, and the turbidity of the outlet water is generally less than 0.5 NTU.
The prior art mainly has the following defects:
1. the process flow is long, and comprises coagulating sedimentation (simultaneously removing hardness), primary filtration and depth filtration.
2. The structure and the building are more, the occupied area is large, and the civil engineering cost is high.
3. The engineering period is long.
The sedimentation tank process has low removal rate of high turbidity and high hardness, usually about 50 percent, has high requirement on the subsequent ultrafiltration process, is easy to cause rapid membrane pollution, and reduces the quality and the quantity of the effluent water.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned drawbacks and deficiencies of the prior art, it would be desirable to provide an integrated solid-liquid separation device suitable for high turbidity and high hard water quality.
The utility model provides an integrated solid-liquid separation device suitable for high turbidity and high hard water quality, which comprises a box body, wherein a first reaction box, a second reaction box, a sludge concentration tank, a sludge pool and a tubular microfiltration membrane component are arranged inside the box body; wherein the content of the first and second substances,
the top of the first reaction box is communicated with the inside of the first reaction box and is provided with a first water inlet pipeline, one side of the first reaction box penetrates through the side wall of the first reaction box and is provided with a first water outlet pipeline, and one side of the first reaction box is provided with Na2CO3A dosing tank of said Na2CO3The dosing tank is communicated with the first counter tank through a first dosing pipelineThe application boxes are communicated;
the second reaction box is arranged on one side of the first reaction box, a second water inlet pipeline is arranged at the top of the second reaction box and communicated with the interior of the second reaction box, a second water outlet pipeline is arranged on one side of the second reaction box by penetrating through the side wall of the second reaction box, a NaOH dosing box is arranged on one side of the second reaction box, and the NaOH dosing box is communicated with the second reaction box through a second dosing pipeline; the second water inlet pipeline is communicated with the first water outlet pipeline through a first pipeline;
the sludge concentration tank is arranged on one side of the water outlet of the second reaction box, the top of the sludge concentration tank is communicated with the inside of the sludge concentration tank and is provided with a return pipeline, and one side of the sludge concentration tank penetrates through the side wall of the sludge concentration tank and is provided with a third water inlet pipeline and a third water outlet pipeline; the bottom of the sludge concentration tank is communicated with the inside of the sludge concentration tank and is provided with a sludge discharge port; the third water inlet pipeline is communicated with the second water outlet pipeline through a second pipeline; a circulating pump is arranged on one side of the water outlet of the sludge concentration tank, and a water inlet of the circulating pump is communicated with the third water outlet pipeline through a third pipeline;
the sludge tank is arranged on one side of the sludge concentration tank, and the sludge concentration tank is communicated with the sludge tank through a sludge discharge pump;
the tubular microfiltration membrane component set up in one side of the play water of circulating pump, one side on the tubular microfiltration membrane component is provided with the fourth inlet channel, the opposite side on the tubular microfiltration membrane component is provided with fourth outlet conduit, one side on the tubular microfiltration membrane component is provided with circulating water outlet conduit, the fourth inlet channel pass through the fourth pipeline with the delivery port intercommunication setting of circulating pump, circulating water outlet conduit pass through the fifth pipeline with the backflow pipeline intercommunication sets up, fourth outlet conduit is connected to RO desalination system or direct discharge to reach standard.
Preferably, the bottom of the sludge concentration tank is in a 60-degree cone shape, a special-shaped inclined plate is fixedly arranged on the wall surface inside the sludge concentration tank, a first fixing frame is fixedly arranged below the special-shaped inclined plate inside the sludge concentration tank, a central cylinder in the vertical direction is fixedly arranged on the first fixing frame, a third water inlet pipeline penetrates through the side wall of the sludge concentration tank and is communicated with the inside of the central cylinder, a second fixing frame is fixedly arranged right below the central cylinder inside the sludge concentration tank, a cone-shaped water return baffle is fixedly arranged on the second fixing frame corresponding to the central cylinder, the water return baffle is coaxially arranged with the central cylinder, one end of the third water outlet pipeline is positioned above the special-shaped inclined plate after penetrating through the special-shaped inclined plate inside the sludge concentration tank, the other end of the third water outlet pipeline is positioned below the special-shaped inclined plate and penetrates out of the side wall of the sludge concentration tank.
Preferably, stirrers are arranged inside the first reaction box and the second reaction box.
Preferably, the return pipe is arranged above the central cylinder, and one end of the return pipe, which is positioned inside the sludge concentration tank, penetrates through the special-shaped inclined plate and is communicated with the inside of the central cylinder.
Preferably, the aperture range of the micro-filtration membrane of the tubular micro-filtration membrane component is 0.05-0.1 micron.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the integrated solid-liquid separation device of the utility model integrates all the devices into the box body, the whole process is the device treatment, and the devices such as structures and the like do not need to be arranged, thereby saving the civil engineering cost and the engineering time period; the equipment integration level is high, and it is convenient to remove and install, practices thrift and takes up an area of, and process flow is simple.
(2) The utility model discloses an integrated form solid-liquid separation equipment forms the second grade reaction through the first reaction case and the second reaction case that set up, and it is higher than ordinary sedimentation tank removes hard efficiency, and the sludge thickening jar of setting adopts the fast structure of sinking of whirl, and sludge thickening is effectual.
It should be understood that what is described in this summary section is not intended to limit key or critical features of embodiments of the invention, nor is it intended to limit the scope of the invention.
Other features of the present invention will become apparent from the following description.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments made with reference to the following drawings:
fig. 1 is a schematic structural diagram of an expanded structure of an integrated solid-liquid separation device suitable for high turbidity and high hard water quality according to an embodiment of the present invention;
FIG. 2 is a schematic view of the inside of a sludge thickening tank;
reference numbers in the figures: 1. a first reaction chamber; 11. a first water inlet pipe; 12. a first outlet conduit; 13. na (Na)2CO3A dosing box; 14. a first dosing pipeline;
2. a second reaction chamber; 21. a second water inlet pipe; 22. a second outlet conduit; 23. a NaOH dosing tank; 24. a second dosing pipeline; 25. a first conduit;
3. a sludge concentration tank; 31. a return line; 32. a third water inlet pipeline; 33. a third outlet conduit; 34. a sludge discharge port; 35. a second conduit; 36. a circulation pump; 37. a third pipeline; 38. a special-shaped inclined plate; 39. a first fixing frame; 310. a central barrel; 311. a second fixing frame; 312. a water return baffle;
4. a sludge tank; 41. a sludge discharge pump;
5. a tubular microfiltration membrane component; 51. a fourth water inlet pipe; 52. a fourth outlet conduit; 53. a circulating water outlet pipeline; 54. a fourth conduit; 55. and a fifth pipeline.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and are not limiting of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
Referring to fig. 1 to 2, an embodiment of the present invention provides an integrated solid-liquid separation apparatus suitable for high turbidity and high hard water quality, which includes a box body, and a first reaction box 1, a second reaction box 2, a sludge concentration tank 3, a sludge tank 4 and a tubular microfiltration membrane module 5 are arranged inside the box body; wherein the content of the first and second substances,
a first water inlet pipeline 11 is arranged in the first reaction box 1, the top of the first reaction box is communicated with the first reaction box 1, a first water outlet pipeline 12 is arranged on one side of the first reaction box 1 and penetrates through the side wall of the first reaction box, and Na is arranged on one side of the first reaction box 12CO3Dosing chest 13, Na2CO3The dosing box 13 is communicated with the first reaction box 1 through a first dosing pipeline 14;
the second reaction box 2 is arranged on one side of the water outlet of the first reaction box 1, a second water inlet pipeline 21 is arranged at the top of the second reaction box 2 and communicated with the inside of the second reaction box 2, a second water outlet pipeline 22 is arranged on one side of the second reaction box 2 by penetrating through the side wall of the second reaction box, a NaOH dosing box 23 is arranged on one side of the second reaction box 2, and the NaOH dosing box 23 is communicated with the second reaction box 2 through a second dosing pipeline 24; the second water inlet pipe 21 is communicated with the first water outlet pipe 12 through a first pipe 25;
wherein, Na2CO3The dosing tank 13 and the NaOH dosing tank 23 are respectively dosed through a first dosing pipeline 14 and a second dosing pipeline 24, and comprise a dosing pump arranged therein and used for controlling the addition of Na2CO3Solution and NaOH solution.
The sludge concentration tank 3 is arranged on one side of the water outlet of the second reaction box 2, the top of the sludge concentration tank 3 is communicated with the inside of the sludge concentration tank and is provided with a return pipeline 31, and one side of the sludge concentration tank 31 penetrates through the side wall of the sludge concentration tank and is provided with a third water inlet pipeline 32 and a third water outlet pipeline 33; the bottom of the sludge concentration tank 3 is communicated with the inside of the sludge concentration tank and is provided with a sludge discharge port 34; the third water inlet pipeline 32 is communicated with the second water outlet pipeline 22 through a second pipeline 35; a circulating pump 36 is arranged on one side of the water outlet of the sludge concentration tank 3, and the water inlet of the circulating pump 36 is communicated with the third water outlet pipeline 33 through a third pipeline 37;
the sludge tank 4 is arranged on one side of the sludge concentration tank 3, and the sludge concentration tank 3 is communicated with the sludge tank 4 through a sludge discharge pump 41;
the tubular microfiltration membrane component 5 is arranged on one side of the outlet water of the circulating pump 36, a fourth water inlet pipeline 51 is arranged on one side of the tubular microfiltration membrane component 5, a fourth water outlet pipeline 52 is arranged on the other side of the tubular microfiltration membrane component 5, a circulating water outlet pipeline 53 is arranged on one side of the tubular microfiltration membrane component 5, the fourth water inlet pipeline 51 is communicated with the water outlet of the circulating pump 36 through a fourth pipeline 54, the circulating water outlet pipeline 53 is communicated with the backflow pipeline 31 through a fifth pipeline 55, and the fourth water outlet pipeline 52 is connected to the RO desalination system or directly reaches the standard to be discharged.
In a preferred embodiment, the bottom of the sludge concentration tank 3 is provided with a 60-degree cone shape, the wall surface of the inside of the sludge concentration tank 3 is fixedly provided with a special-shaped inclined plate 38, the inside of the sludge concentration tank 3 is fixedly provided with a first fixing frame 39 below the special-shaped inclined plate 38, the first fixing frame 39 is fixedly provided with a vertically central cylinder 310, a third water inlet pipe 32 passes through the side wall of the sludge concentration tank 3 and is communicated with the inside of the central cylinder 310, the inside of the sludge concentration tank 3 is fixedly provided with a second fixing frame 311 right below the central cylinder 310, the second fixing frame 311 is fixedly provided with a cone-shaped water-returning baffle 312 corresponding to the central cylinder 310, the water-returning baffle 312 is coaxially arranged with the central cylinder 310, one end of the third water outlet pipe 33 is positioned inside the sludge concentration tank 3 and passes through the special-shaped inclined plate 38 and is positioned above the special-shaped inclined plate 38, the other end of the third water outlet pipe 33 is positioned below the special-shaped inclined plate 38 and penetrates through the side wall of the sludge concentration tank 3.
In a preferred embodiment, the first reaction chamber 1 and the second reaction chamber 2 are provided with a stirrer inside for uniformly mixing and completely reacting the mixed solution inside the first reaction chamber 1 and the second reaction chamber 2.
In a preferred embodiment, the return pipe 31 is disposed above the central cylinder 310, and one end of the return pipe 31 located inside the sludge concentration tank 3 is disposed through the irregular shaped sloping plate 38 to communicate with the inside of the central cylinder 310.
In a preferred embodiment, the pore size of the microfiltration membrane of the tubular microfiltration membrane component 5 is in the range of 0.05-0.1 micron.
The utility model discloses a theory of operation: firstly, high turbidity and high hard water flows automatically or is conveyed to a first reaction box 1 by a pump through a first water inlet pipe 11, Na2CO3The chemical adding box 13 adds Na into the first reaction box 1 through a first chemical adding pipeline 142CO3Stirring the solution with a stirrer, and mixing with Na2CO3React with hardness ions such as Ca and Mg in water to form CaCO3，MgCO3Precipitating; the reacted high-turbidity high-hardness water automatically flows into the second reaction box 2 through the first pipeline 25, meanwhile, the NaOH adding box 23 adds NaOH solution through the second adding pipeline 24 to be stirred and fully mixed, the pH value is further increased to be more than or equal to 9.5, and the hardness removal reaction is further carried out in the second reaction box 2 under the high-pH condition; compared with a common sedimentation tank, the hardness removal efficiency is higher through the secondary reaction, the reaction residence time is longer, the reaction time in the second reaction box 2 is kept at 40min, and the hardness of effluent is low.
The second reaction box 2 automatically flows into the sludge concentration tank 3 through the second pipeline 35, the sludge concentration tank 3 adopts a high-efficiency rotational flow process, firstly high-turbidity wastewater enters the interior of the central cylinder 310 through the third water inlet pipeline 32, water enters the inner side part of the central cylinder 310 tangentially to generate centrifugal force to quickly separate suspended matters, and simultaneously the suspended matters are quickly precipitated under the action of downward flow to form sludge, then, the muddy water changes the water flow into upward flow through the reverse water baffle 312, the bottom of the sludge concentration tank 3 is in a 60-degree cone shape, and the bottom of the cone is provided with a sludge discharge port 34 which is connected to a sludge discharge pump 41 to be sent into the sludge tank 4 for sludge storage; after mud-water separation, the water rises to a special-shaped inclined plate 38 under the action of upward flow to carry out inclined plate precipitation, and clearer effluent is obtained; guiding the supernatant in the sludge concentration tank 3 to a circulating pump 36 through a third water outlet pipeline 33 in the sludge concentration tank 3, and sending the supernatant into the tubular microfiltration membrane component 5;
after the treatment of the water inlet rotational flow, the water return baffle, the sludge concentration, the special-shaped inclined plate and other technologies of the sludge concentration tank 3 in the sludge concentration tank 3, the supernatant on the upper part is sent into the tubular microfiltration membrane assembly 5 by a circulating pump for solid-liquid separation, the effluent is desalted or directly discharged after reaching the standard by accessing an RO system through a fourth pipeline 54, the flushing circulating effluent in the tubular microfiltration membrane assembly 5 is returned to the sludge concentration tank 3 through a fifth pipeline 55 for secondary treatment, sludge precipitation is carried out, and the effluent is connected to a sludge discharge pump 41 through a sludge discharge port 34 and sent into a sludge pool 4 for sludge storage.
The whole process is equipment treatment, pool bodies such as structures and the like do not need to be arranged, and civil engineering cost and engineering time period are saved.
The whole system comprises all equipment including a first reaction box 1, a second reaction box 2 and Na2CO3The dosing tank 13, the NaOH dosing tank 23, the sludge concentration tank 3, the circulating pump 36, the sludge pump 41, the sludge tank 4 and the tubular microfiltration membrane module 5 are all integrated into 1 standard container, the equipment integration level is high, and the movement and the installation are convenient.
In the description of the present specification, the terms "connect", "mount", "fix", and the like are to be understood in a broad sense, for example, "connect" may be a fixed connection, a detachable connection, or an integral connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In the description of the present application, the description of the terms "one embodiment," "some embodiments," etc. means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (5)
1. An integrated solid-liquid separation device suitable for high turbidity and high hard water quality is characterized by comprising a box body, wherein a first reaction box, a second reaction box, a sludge concentration tank, a sludge tank and a tubular microfiltration membrane component are arranged in the box body; wherein the content of the first and second substances,
the top of the first reaction box is communicated with the inside of the first reaction box and is provided with a first water inlet pipeline, one side of the first reaction box penetrates through the side wall of the first reaction box and is provided with a first water outlet pipeline, and one side of the first reaction box is provided with Na2CO3A dosing tank of said Na2CO3The dosing box is communicated with the first reaction box through a first dosing pipeline;
the second reaction box is arranged on one side of the first reaction box, a second water inlet pipeline is arranged at the top of the second reaction box and communicated with the interior of the second reaction box, a second water outlet pipeline is arranged on one side of the second reaction box by penetrating through the side wall of the second reaction box, a NaOH dosing box is arranged on one side of the second reaction box, and the NaOH dosing box is communicated with the second reaction box through a second dosing pipeline; the second water inlet pipeline is communicated with the first water outlet pipeline through a first pipeline;
the sludge concentration tank is arranged on one side of the water outlet of the second reaction box, the top of the sludge concentration tank is communicated with the inside of the sludge concentration tank and is provided with a return pipeline, and one side of the sludge concentration tank penetrates through the side wall of the sludge concentration tank and is provided with a third water inlet pipeline and a third water outlet pipeline; the bottom of the sludge concentration tank is communicated with the inside of the sludge concentration tank and is provided with a sludge discharge port; the third water inlet pipeline is communicated with the second water outlet pipeline through a second pipeline; a circulating pump is arranged on one side of the water outlet of the sludge concentration tank, and a water inlet of the circulating pump is communicated with the third water outlet pipeline through a third pipeline;
the sludge tank is arranged on one side of the sludge concentration tank, and the sludge concentration tank is communicated with the sludge tank through a sludge discharge pump;
the tubular microfiltration membrane component set up in one side of the play water of circulating pump, one side on the tubular microfiltration membrane component is provided with the fourth inlet channel, the opposite side on the tubular microfiltration membrane component is provided with fourth outlet conduit, one side on the tubular microfiltration membrane component is provided with circulating water outlet conduit, the fourth inlet channel pass through the fourth pipeline with the delivery port intercommunication setting of circulating pump, circulating water outlet conduit pass through the fifth pipeline with the backflow pipeline intercommunication sets up, fourth outlet conduit is connected to RO desalination system or direct discharge to reach standard.
2. The integrated solid-liquid separator suitable for high turbidity and high hardness water according to claim 1, wherein the bottom of the sludge concentration tank is formed in a cone shape of 60 °, a special-shaped inclined plate is fixedly arranged on a wall surface of the inside of the sludge concentration tank, a first fixing frame is fixedly arranged below the special-shaped inclined plate in the inside of the sludge concentration tank, a central cylinder in the vertical direction is fixedly arranged on the first fixing frame, the third water inlet pipe penetrates through a side wall of the sludge concentration tank and is communicated with the inside of the central cylinder, a second fixing frame is fixedly arranged right below the central cylinder in the inside of the sludge concentration tank, a cone-shaped water-return baffle is fixedly arranged on the second fixing frame corresponding to the central cylinder, and the water-return baffle is coaxially arranged with the central cylinder, one end of the third water outlet pipeline is positioned in the sludge concentration tank, penetrates through the special-shaped inclined plate and is positioned above the special-shaped inclined plate, and the other end of the third water outlet pipeline is positioned below the special-shaped inclined plate and penetrates out of the side wall of the sludge concentration tank.
3. The integrated solid-liquid separator for high turbidity and high hard water according to claim 2, wherein stirrers are disposed inside the first reaction tank and the second reaction tank.
4. The integrated solid-liquid separator for high turbidity and high hard water according to claim 3, wherein the return pipe is disposed above the central cylinder, and one end of the return pipe located inside the sludge concentration tank is disposed through the special-shaped inclined plate to communicate with the inside of the central cylinder.
5. The integrated solid-liquid separator suitable for high turbidity and high hard water according to claim 4, wherein the aperture of the microfiltration membrane of the tubular microfiltration membrane module is in the range of 0.05-0.1 micron.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121524643.8U CN214781239U (en) | 2021-07-06 | 2021-07-06 | Integrated solid-liquid separation device suitable for high turbidity and high hard water quality |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121524643.8U CN214781239U (en) | 2021-07-06 | 2021-07-06 | Integrated solid-liquid separation device suitable for high turbidity and high hard water quality |
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| Publication Number | Publication Date |
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| CN214781239U true CN214781239U (en) | 2021-11-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121524643.8U Active CN214781239U (en) | 2021-07-06 | 2021-07-06 | Integrated solid-liquid separation device suitable for high turbidity and high hard water quality |
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| CN (1) | CN214781239U (en) |
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- 2021-07-06 CN CN202121524643.8U patent/CN214781239U/en active Active
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