CN214244116U - Thermal desorption condensation waste water integrate processing apparatus - Google Patents
Thermal desorption condensation waste water integrate processing apparatus Download PDFInfo
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- CN214244116U CN214244116U CN202023079180.7U CN202023079180U CN214244116U CN 214244116 U CN214244116 U CN 214244116U CN 202023079180 U CN202023079180 U CN 202023079180U CN 214244116 U CN214244116 U CN 214244116U
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Abstract
The utility model discloses a thermal desorption condensation waste water's processing apparatus that integrates, include: outside box, pipeline case, equipment room, medicament agitator tank, medicament bin, coagulating sedimentation tank, stirring rake, biological reaction case, separation sedimentation tank, sedimentation swash plate, active carbon filter tank, water distribution uniformity board, active carbon packing layer, bearing layer, an organic whole or components of a whole that can function independently are provided with pipeline case and equipment room in the outside box. Through the mode, the integrated treatment device for thermal desorption condensation wastewater is of a container type integral design, can be hoisted and moved when in use, and is flexible to install; the high integration saves the occupied area of equipment and has simple structure; the treatment efficiency is high, the applicability is wide, and the cost is low; meanwhile, the discharged water can be reused in a soil remediation system, the water content of the discharged material is condensed or adjusted, and the discharged water can be directly evaporated by utilizing the thermal desorption waste heat, so that the purpose of zero emission is achieved, and the technical blank of the current industry is filled.
Description
Technical Field
The utility model belongs to the technical field of pollute the place restoration, a organic sewage integrate processing apparatus is related to, in particular to a sewage that contains organic pollutant integrates processing apparatus that is used for thermal desorption in-process condensation to produce.
Background
The thermal desorption process is one of the most common and developed technologies in soil remediation in China at present. In links such as thermal desorption tail gas cooling, need reduce the temperature through the heat exchange with water, can have the comdenstion water to produce simultaneously. The condensed water contains a certain amount of organic pollutants which are not fully combusted in the tail gas, and secondary pollution is generated to the environment if the condensed water is directly discharged after being treated badly. In the existing thermal desorption practical application, the attention on the treatment of the condensed water is less, and some domestic reported treatment methods related to the thermal desorption of the condensed water in recent years have obvious defects.
The invention patent with publication number CN209501241U discloses skid-mounted in-situ thermal desorption water vapor treatment equipment, and the system comprises a heat exchange unit, a condensation unit, a vacuum conveying unit, an active carbon adsorption unit and a wastewater treatment unit. The method is used for solving the problem of disordered system layout caused by numerous existing processing devices. The device only carries out cooling treatment to the waste water treatment unit of comdenstion water, discharges into the tailwater system promptly, and pollutants such as abundant organic pollutant and residual heavy metal of unburnt that contain in the comdenstion water, then do not carry out effective processing.
The invention patent with publication number CN104289513A discloses a thermal desorption treatment device and a thermal desorption treatment method for mercury contaminated soil, and the system comprises a pretreatment unit, a feeding unit, a fuel supply unit, a thermal desorption unit, a high-temperature dust removal unit, a condensed water treatment unit, a discharging unit, a tail gas cooling unit and a tail gas treatment unit. The method is a treatment device developed aiming at the problems of desorption tail gas and wastewater treatment, secondary pollution avoidance, mercury recovery and the like. However, this method has some disadvantages in the condensed water treatment unit, and mainly this unit simply treats only mercury in the condensed water, and does not provide a treatment unit for other components such as residual organic substances.
In summary, the presently disclosed processing apparatus or system for generating condensed water during thermal desorption has a narrow application range and is not sufficient.
Disclosure of Invention
An object of the utility model is to provide a sewage that contains organic pollutant integrates processing apparatus for thermal desorption in-process condensation produces.
In order to solve the technical problem, the utility model discloses a technical scheme be:
the utility model provides a thermal desorption condensation waste water's processing apparatus that integrates, it includes: the device comprises an external box body, an equipment chamber, a reagent stirring box, a reagent storage box, a coagulating sedimentation tank, a stirring paddle, a biological reaction box, a separation sedimentation tank, a sedimentation inclined plate, an activated carbon filter tank, an uniform water distribution plate, an activated carbon packing layer and a bearing layer, wherein the equipment chamber is arranged in the external box body, the reagent stirring box, the coagulating sedimentation tank, the biological reaction box, the separation sedimentation tank and the activated carbon filter tank are sequentially arranged in the equipment chamber,
the medicament storage tank is connected with the medicament stirring tank, the medicament stirring tank is connected with the coagulating sedimentation tank directly or through a water inlet pipe through a medicament conveying pipeline,
the mixing paddle is arranged in the coagulating sedimentation tank, the biological packing layer is arranged in the biological reaction tank, the aeration equipment is connected with the lower part of the biological reaction tank through the aeration pipeline, the aeration pipeline extends into the biological reaction tank, the sedimentation sloping plate is arranged in the separation sedimentation tank, the uniform water distribution plate, the activated carbon packing layer and the bearing layer are sequentially arranged in the activated carbon filter tank from top to bottom,
the coagulating sedimentation tank is connected with the biological reaction box through a first connecting pipe, the biological reaction box is connected with the separation sedimentation tank through a second connecting pipe, the separation sedimentation tank is connected with the activated carbon filter tank through a third connecting pipe, the drain pipe is arranged on the bottom surface of the activated carbon filter tank, and the sludge discharge pipe is arranged on the bottom surfaces of the coagulating sedimentation tank, the biological reaction box and the separation sedimentation tank.
In a preferred embodiment of the present invention, the drug delivery tube is provided with a drug feeding pump.
In a preferred embodiment of the present invention, the chemical stirring tank is connected to the upper part or the top of the coagulation sedimentation tank through the chemical conveying pipe.
In a preferred embodiment of the present invention, all the pipes are provided with independently controllable valves.
In a preferred embodiment of the present invention, the external box is provided with a pipe box and an equipment room integrally or separately.
In a preferred embodiment of the present invention, the medicament storage box is disposed above the medicament stirring box.
In a preferred embodiment of the present invention, the first connecting pipeline, which is arranged in the coagulation sedimentation tank and connected with the biological reaction box, is located below the biological packing layer, so that the condensed wastewater passes through the biological packing layer from bottom to top for treatment; one end of the second connecting pipeline is arranged at the upper part of the biological reaction box, and the other end of the second connecting pipeline is arranged at the lower part of the separation and sedimentation tank and is positioned below the sedimentation inclined plate, so that the wastewater subjected to biological treatment is conveyed to the lower part of the separation and sedimentation tank from the upper part of the biological reaction box and passes through the sedimentation inclined plate from bottom to top; the third connecting pipeline is arranged at the upper parts of the separation sedimentation tank and the activated carbon filter tank and is positioned above the uniform water distribution plate.
In a preferred embodiment of the present invention, the drain pipe is connected to a nozzle in the discharge chamber, and tail water discharged from the activated carbon canister is sprayed through the nozzle to adjust the moisture content of the soil.
In a preferred embodiment of the present invention, the drain pipe is connected to the spray head in the discharge screw, and the tail water discharged from the activated carbon canister is sprayed to the soil in the discharge screw, and the zero discharge treatment is realized by thermal desorption waste heat evaporation.
In a preferred embodiment of the present invention, the drain pipe is connected to the storage tank of the spray tower in the repair facility and reused for the spray facility.
The utility model has the advantages that: the device is designed as a container type whole, can be hoisted and moved when in use, and is flexible to install; the high integration saves the occupied area of equipment and has simple structure; the treatment efficiency is high, the applicability is wide, and the cost is low; meanwhile, the discharged water can be reused in a soil remediation system, the water content of the discharged material is condensed or adjusted, and the discharged water can be directly evaporated by utilizing the thermal desorption waste heat, so that the purpose of zero emission is achieved, and the technical blank of the current industry is filled.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work, wherein:
FIG. 1 is a schematic side view of the preferred embodiment of the integrated treatment device for thermal desorption condensation wastewater of the present invention;
fig. 2 is a schematic view of the top view structure of the preferred embodiment of the integrated treatment device for thermal desorption condensation wastewater of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-2, an embodiment of the present invention includes:
the utility model provides a thermal desorption condensation waste water integrate processing apparatus for the sewage that contains organic pollutant that produces to the condensation in the thermal desorption process integrates the processing, and its concrete structure includes: the device comprises an external box body 1, a pipeline box 11, an equipment room 12, a medicament stirring box 121, a medicament storage box 122, a coagulation sedimentation tank 2, an electric stirring paddle 21, a biological reaction box 3, a separation sedimentation tank 4, a sedimentation inclined plate 41, an activated carbon filter tank 5, a uniform water distribution plate 51, an activated carbon filler layer 52 and a supporting layer 53.
The internal an organic whole of external box or components of a whole that can function independently are provided with pipeline case and equipment room, and medicament agitator tank, coagulating sedimentation tank, biological reaction case, separation sedimentation tank, active carbon filter tank set gradually in the equipment room.
The medicine storage box 122 is disposed above the medicine stirring box 121, and the medicine stirring box 121 is connected to the medicine storage box, so that the medicine can be supplied to the medicine stirring box through the medicine storage box. The medicament stirring box is directly connected with the coagulating sedimentation tank through a medicament conveying pipeline 114 or is connected with the upper part or the top of the coagulating sedimentation tank through a water inlet pipe 111, and a medicament feeding pump is arranged on the medicament conveying pipeline.
Condensed water firstly enters a coagulating sedimentation tank, a medicament is added into the coagulating sedimentation tank, and under the action of a stirrer, on one hand, the pH is neutralized and adjusted to reach the discharge standard, on the other hand, dust and metal ions in water are converted into hydroxide to precipitate in a flocculent manner, so that the sensory indexes of the water quality such as turbidity, chromaticity and the like of raw water are reduced. Wherein the coagulating agent comprises alkali (such as sodium hydroxide), inorganic agent (such as aluminum chloride, ferric sulfate), and organic polymer agent (such as polyacrylamide); if heavy metals such as mercury are present, heavy metal scavengers can be added.
Be provided with in the coagulating sedimentation tank electric stirring rake 21 is provided with the biofilm carrier in the biological reaction case, and aeration equipment 123 is connected with the lower part of biological reaction case through aeration pipe 115, and in aeration pipe extended to the biological reaction case, the sediment swash plate set up in the separation sedimentation tank, uniform water distribution board 51 the active carbon packing layer 52 the bearing layer down set gradually from last in the active carbon filtration jar.
The coagulating sedimentation tank is connected with the biological reaction box through a first connecting pipeline, the biological reaction box is connected with the separation sedimentation tank through a second connecting pipeline, the separation sedimentation tank is connected with the activated carbon filter tank through a third connecting pipeline, the drain pipe 112 is arranged on the bottom surface of the activated carbon filter tank, the sludge discharge pipe 113 is arranged on the bottom surface of the coagulating sedimentation tank, the biological reaction box and the separation sedimentation tank, and a valve can be arranged on each connecting pipeline.
The first connecting pipeline can be arranged at the lower parts of the coagulating sedimentation tank and the biological reaction box, so that the first connecting pipeline is positioned below the biological filler, and the condensed wastewater can be treated by the biological filler from bottom to top; one end of the second connecting pipeline is arranged at the upper part of the biological reaction box, and the other end of the second connecting pipeline is arranged at the lower part of the separation and sedimentation tank and is positioned below the sedimentation inclined plate, so that the wastewater subjected to biological treatment is conveyed to the lower part of the separation and sedimentation tank from the upper part of the biological reaction box and passes through the sedimentation inclined plate from bottom to top; the third connecting pipeline is arranged at the upper parts of the separation sedimentation tank and the activated carbon filter tank and is positioned above the uniform water distribution plate, the wastewater treated by the sedimentation inclined plate is sent to the activated carbon filter tank, then sequentially passes through the uniform water distribution plate, the activated carbon packing layer and the bearing layer for treatment, and finally is output by the drain pipe.
The water discharge pipe of the activated carbon filter tank can be directly connected with a spray head in the discharge cabin, and tail water discharged by the activated carbon filter tank is sprayed through the spray head so as to adjust the water content of the soil; in addition, a drain pipe of the activated carbon filter tank can be connected with a spray head in the discharging spiral, tail water discharged from the activated carbon filter tank is sprayed to soil in the discharging spiral, and zero emission treatment is realized through thermal desorption and waste heat evaporation; the drain pipe of the activated carbon filter tank can be connected with a spray tower water storage tank in the repair equipment and reused for the spray equipment.
The utility model relates to a thermal desorption condensation waste water integrate processing apparatus's beneficial effect is:
(1) at present, few researches are conducted on treatment of condensed water generated by a thermal desorption soil remediation technology in the industry, the device is high in treatment efficiency, simple in structure and low in cost, and the technical blank of the current industry is effectively filled.
(2) The effluent can be reused for adjusting the water content of the discharged soil, so that the water consumption is saved; or thermal desorption preheating evaporation treatment is utilized to realize zero emission.
(3) The invention has wide applicability, can be used for treating condensed water generated by a thermal desorption remediation process of various polluted soils containing organic pollutants, heavy metal pollutants and the like, adopts a container type integral design, can be hoisted and moved when in use, and has flexible installation height.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all of which utilize the equivalent structure or equivalent flow transformation made by the content of the specification of the present invention, or directly or indirectly applied to other related technical fields, all included in the same way in the patent protection scope of the present invention.
Claims (10)
1. The utility model provides a thermal desorption condensation waste water integrate processing apparatus which characterized in that includes: the device comprises an external box body, an equipment chamber, a reagent stirring box, a reagent storage box, a coagulating sedimentation tank, a stirring paddle, a biological reaction box, a separation sedimentation tank, a sedimentation inclined plate, an activated carbon filter tank, an uniform water distribution plate, an activated carbon packing layer and a bearing layer, wherein the equipment chamber is arranged in the external box body, the reagent stirring box, the coagulating sedimentation tank, the biological reaction box, the separation sedimentation tank and the activated carbon filter tank are sequentially arranged in the equipment chamber,
the medicament storage tank is connected with the medicament stirring tank, the medicament stirring tank is connected with the coagulating sedimentation tank directly or through a water inlet pipe through a medicament conveying pipeline,
the mixing paddle is arranged in the coagulating sedimentation tank, the biological packing layer is arranged in the biological reaction tank, the aeration equipment is connected with the lower part of the biological reaction tank through the aeration pipeline, the aeration pipeline extends into the biological reaction tank, the sedimentation sloping plate is arranged in the separation sedimentation tank, the uniform water distribution plate, the activated carbon packing layer and the bearing layer are sequentially arranged in the activated carbon filter tank from top to bottom,
the coagulating sedimentation tank is connected with the biological reaction box through a first connecting pipeline, the biological reaction box is connected with the separation sedimentation tank through a second connecting pipeline, the separation sedimentation tank is connected with the activated carbon filter tank through a third connecting pipeline, the drain pipe is arranged on the bottom surface of the activated carbon filter tank, and the sludge discharge pipe is arranged on the bottom surfaces of the coagulating sedimentation tank, the biological reaction box and the separation sedimentation tank.
2. The integrated treatment device for thermal desorption condensation wastewater as claimed in claim 1, wherein the drug delivery pipe is provided with a drug feeding pump.
3. The integrated treatment device for thermal desorption condensation wastewater as claimed in claim 1, wherein the chemical agent stirring tank is connected with the upper part or the top part of the coagulation sedimentation tank through the chemical agent conveying pipe.
4. The integrated treatment device for thermal desorption condensation wastewater as claimed in claim 1, wherein all the pipelines are provided with independently controllable valves.
5. The integrated treatment device for thermal desorption condensation wastewater according to claim 1, wherein the external box body is internally provided with a pipeline box and an equipment room integrally or separately.
6. The integrated treatment device for thermal desorption condensation wastewater as claimed in claim 1, wherein the medicament storage tank is arranged above the medicament stirring tank.
7. The integrated treatment device for thermal desorption condensed wastewater according to claim 1, wherein a first connecting pipeline arranged on the coagulation sedimentation tank and connected with the biological reaction box is positioned below the biological filler layer, so that the condensed wastewater passes through the biological filler layer from bottom to top for treatment; one end of the second connecting pipeline is arranged at the upper part of the biological reaction box, and the other end of the second connecting pipeline is arranged at the lower part of the separation and sedimentation tank and is positioned below the sedimentation inclined plate, so that the wastewater subjected to biological treatment is conveyed to the lower part of the separation and sedimentation tank from the upper part of the biological reaction box and passes through the sedimentation inclined plate from bottom to top; the third connecting pipeline is arranged at the upper parts of the separation sedimentation tank and the activated carbon filter tank and is positioned above the uniform water distribution plate.
8. The integrated treatment device for thermal desorption condensation wastewater according to claim 1, wherein the drain pipe is connected with a spray head in the discharge cabin, and tail water discharged from the activated carbon filter tank is sprayed through the spray head so as to adjust the water content of soil.
9. The integrated treatment device for thermal desorption condensation wastewater according to claim 1, wherein the drain pipe is connected with a spray head in the discharge screw, tail water discharged from the activated carbon filter tank is sprayed to soil in the discharge screw, and zero emission treatment is realized through thermal desorption waste heat evaporation.
10. The integrated treatment device for thermal desorption condensation wastewater according to claim 1, wherein the drain pipe is connected with a spray tower water storage tank in the repair equipment and is reused for the spray equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023079180.7U CN214244116U (en) | 2020-12-21 | 2020-12-21 | Thermal desorption condensation waste water integrate processing apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023079180.7U CN214244116U (en) | 2020-12-21 | 2020-12-21 | Thermal desorption condensation waste water integrate processing apparatus |
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| CN214244116U true CN214244116U (en) | 2021-09-21 |
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| CN202023079180.7U Active CN214244116U (en) | 2020-12-21 | 2020-12-21 | Thermal desorption condensation waste water integrate processing apparatus |
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| CN (1) | CN214244116U (en) |
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