CN201485345U - Pulp water purification treatment device - Google Patents
Pulp water purification treatment device Download PDFInfo
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- CN201485345U CN201485345U CN2009201933922U CN200920193392U CN201485345U CN 201485345 U CN201485345 U CN 201485345U CN 2009201933922 U CN2009201933922 U CN 2009201933922U CN 200920193392 U CN200920193392 U CN 200920193392U CN 201485345 U CN201485345 U CN 201485345U
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- back pool
- reaction tank
- inclined tube
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Abstract
The utility model discloses a pulp water purification treatment device, which comprises a sludge chamber, a sludge discharge ditch, a water collecting tank communicated with external pulp water, and a sedimentation tank, a reaction tank, an inclined tube filter tank and a water recycling tank which are connected in series in a cascaded manner, wherein the reaction tank comprises six small tanks which are connected in series in sequence; water inlets and water outlets of all the tanks are staggered up and down; the reaction tank is equipped with a doser; the water recycling tank is connected with an external circulating water system; the bottoms of the sedimentation tank, the reaction tank, the inclined tube filter tank and the water recycling tank are communicated with the sludge discharge ditch; the sludge tank is positioned on one side of the sedimentation tank; and the sludge discharge ditch inclines downward along the water recycling tank to the sedimentation tank and communicated with the sludge tank. The utility model has the advantages that the device adopts an integral design so as to achieve compact layout, dispenses with power equipment, avoids the scale formation and the pipe resistance, allows the water flow operation through depending on gravity, and has good purification effects, great disposing amount, small maintenance workloads, low overall equipment investment, and excellent economical and social benefits.
Description
Technical field
The utility model relates to a kind of refining plant to power plant's cinder-removing system sewage,
Background technology
Along with the development of power technology, the low consumption of primary energy source, large vol, high pressure high temperature turbosets have become the direction of thermoelectricity electric power Sustainable development.The power plant of 1,000,000 grades is owing to the efficient height, and environmental protection is good, saves coal consumption, is the geographic development trend of high coal price.600MW and above fired power generating unit are about to become main force's unit of electrical network.In large and medium-sized fired power generating unit, the boiler slag removal device can produce a large amount of pulp waters, and it is mainly derived from ground, the workshop flushing process such as flooding process, draining boiler house, slag storehouse, electric precipitator, grey storehouse of submerged slag conveyor.Its water consumption is bigger, and for the continous way discharging, if will not reclaim, directly discharging pollutes the environment, and causes the waste of water resources simultaneously.For improving resource utilization, need carry out deep purifying to this waste water and handle, the primary water after will handling again is used in processes such as dragveyer water coolant, hydraulic discharged slag, ground flushing for systemic circulation.
Common pulp water purifying processing device comprises buffer tank, water circulating pump, automatic backwashing filter and plate-type heat exchanger, pulp water is introduced into buffering precipitation in the buffer tank, upper water is delivered to the automatic backwashing filter inner filtration by water circulating pump then, and the clear water after the filtration is delivered to slag remover through plate-type heat exchanger and used.Adopt in the refining plant of this mode, accumulated slag speed is fast in the buffer tank, needs to clean specially, and scale formation takes place easily for water circulating pump and pipeline, increases the resistance of ducting, the corresponding plant efficiency that reduced.Therefore need in the recycle system, be provided with and add sour device, adjust the pH value of recirculated water, to reduce the scale formation of power-equipment, this kind pulp water purifying processing device floor space is wide, and the utilization of area rate is not high, slag slurry and muddy water often need power-equipment to carry, in servicely occur fouling easily, the resistance of ducting is big, the treatment capacity deficiency, and consumed power is many, is unfavorable for reducing investment and maintenance cost.
Summary of the invention
The purpose of this utility model provide that a kind of structure is tight, running maintenance is easy, treatment capacity is big and treating processes in need not the pulp water purifying processing device of power-equipment.
Technical solution of the present utility model is: a kind of pulp water purifying processing device, it comprises sludge sump, the spoil disposal ditch, be communicated with the water leg of extraneous pulp water and the settling tank that the step series connection is provided with, reaction tank, inclined tube filtering basin and back pool, wherein reaction tank is made up of six Xiao Chi in sequential series, and the intake-outlet of each Xiao Chi setting of staggering up and down, this reaction tank is provided with doser, back pool connects extraneous circulating water system, settling tank, reaction tank, inclined tube filtering basin and back pool bottom communicate with the spoil disposal ditch respectively, sludge sump is positioned at settling tank one side, and spoil disposal bank back pool to settling tank is directed downwards and tilts to be communicated with sludge sump.
Settling tank, reaction tank, inclined tube filtering basin and the series connection of back pool step are provided with, between each pond difference of altitude is set, water in the upper level pond can rely on gravity or siphon mode to enter in the next stage pond, traditional power-equipment and pipeline have been cancelled, avoided the equipment scaling phenomenon fully, the water flows gently in each pond simultaneously, helps the particulate matter precipitation in the pulp water, improves the effect of purifying treatment.Settling tank can be realized rapid precipitation to the larger particles that enters in the pulp water, reduces dregginess in the water body, helps alleviating the concentration of back segment purifying treatment pulp water.Reaction tank is by placed in-line 6 Xiao Chi, intake-outlet is crisscross arranged up and down, make that the water flows gently by reaction tank, abundant and medicament reaction is wadded a quilt with cotton agglomerating with fixed attention, the inclined tube filtering basin can be further with the throw out filtering-depositing, clear water after treatment enters back pool, and the clear water in the back pool can be delivered directly to power plant's cinder-removing system water water quality requirement.The spoil disposal ditch tilts towards the settling tank direction, and the mud mixture of getting rid of in each pond body is easy to flow under the influence of gravity in the sludge sump, saves the power-equipment and the pipeline of easier fouling, whole device can compact arrangement, make full use of the space, treatment capacity is big, and operation is also relative easy with maintenance.
Be provided with the microporous brick filtering basin between described inclined tube filtering basin and the back pool, as require higher water quality, can further filter, the water quality of requirements at the higher level is provided by microporous brick.
Described back pool connects extraneous circulating water system by back water pump, can accelerate circulating backwater speed by back water pump, improves the treatment capacity of total system.
It also is provided with second settling tank of the second spoil disposal ditch and step series connection setting, second reaction tank, the second inclined tube filtering basin and second back pool, second settling tank and the described settling tank described water leg that is connected in parallel wherein, second reaction tank is made up of six Xiao Chi in sequential series, and the intake-outlet of each Xiao Chi setting of staggering up and down, described doser connects this second reaction tank, second back pool connects external circulating water system, second settling tank, second reaction tank, the second inclined tube filtering basin and second back pool bottom communicate with the second spoil disposal ditch respectively, and this second spoil disposal bank, second back pool to the second settling tank is directed downwards and tilts to be communicated with described sludge sump.Second settling tank, second reaction tank, the second inclined tube filtering basin and second back pool can be connected in parallel under the water leg, like this can the whole treatment capacity that improves device, bypass in parallel simultaneously can be carried out the operation of pulp water purification and blowdown desilt simultaneously, improve the speed of device purifying treatment pulp water, also help maintenance.
Be provided with the second microporous brick filtering basin between described second inclined tube filtering basin and described second back pool, further filter, improve the effects of purification quality after handling by microporous brick
Described second back pool connects extraneous circulating water system by second back water pump, can accelerate circulating backwater speed, improves the treatment capacity of total system.
The utility model has the advantages that: device adopts global design, and layout is tight, need not power-equipment, does not have the fouling and the resistance of ducting, rely on gravity to realize the current operation, good purification, treatment capacity is big, maintenance workload is little, and the integral device less investment has good economic and social benefit.
Description of drawings
Accompanying drawing 1 is the structural representation of the utility model embodiment;
Accompanying drawing 2 is the vertical view of the utility model embodiment;
1, water leg, 2, settling tank, 3, reaction tank, 4, Xiao Chi, 5, inclined tube filtering basin, 6, back pool, 7, back water pump, 8, spoil disposal ditch, 9, sludge sump, 10, doser, 11, the microporous brick filtering basin, 12, second settling tank, 13, second reaction tank, 14, the second inclined tube filtering basin, 15, second back pool, 16, second back water pump, 17, the second spoil disposal ditch, 18, the second microporous brick filtering basin.
Embodiment
Embodiment:
Consult Fig. 1 and Fig. 2, a kind of pulp water purifying processing device, it comprises sludge sump 9, spoil disposal ditch 8, the two cover pond groups that are communicated with the water leg 1 of extraneous pulp water and are arranged in parallel are formed, the settling tank 2 that these two pond groups are provided with by step respectively, reaction tank 3, inclined tube filtering basin 5, microporous brick filtering basin 11, second settling tank 12 that back pool 7 is formed and step is provided with, second reaction tank 13, the second inclined tube filtering basin 14, the second microporous brick filtering basin 18, second back pool 15 is composed in series, wherein the reaction tank 3 and second reaction tank 13 are made up of six Xiao Chi 4 in sequential series respectively, and the intake-outlet of each Xiao Chi 4 setting of staggering up and down, this reaction tank 3 and second reaction tank, 13 shared dosers 10, back pool 6 is connected extraneous circulating water system with second back pool 15, settling tank 2, reaction tank 3, inclined tube filtering basin 5 and back pool 6 bottoms communicate with spoil disposal ditch 8 respectively, second settling tank 12, second reaction tank 13, the second inclined tube filtering basin 14, the second microporous brick filtering basin 18, communicate with the second spoil disposal ditch 17 respectively with second back pool, 15 bottoms, sludge sump 9 is positioned at a side of second settling tank 12 of settling tank 2, spoil disposal ditch 82 is directed downwards and tilt is communicated with sludge sump 9, the second spoil disposal ditches 17 and is directed downwards along second back pool, 15 to second settling tanks 12 and tilts to be communicated with sludge sump 9 along back pool 6 to settling tank.
Illustrate that with one group for the treatment of pond group wherein the utility model purifies the working process of refining plant:
Be dispensed in the settling tank 2 by water leg 1 from everywhere ash slag waste water, carry out first natural filtration, wherein larger particles sinks to earlier at the bottom of the pond, can enter in the spoil disposal ditch 8 by opening the bottom mud discharging mouth, the water that overflows from settling tank 2 tops enters in first Xiao Chi 4 of reaction tank 3, water completely back goes out from the pond underflow, enter next Xiao Chi bottom, doser 10 adds flocculation agent in Xiao Chi simultaneously, and after current passed 6 Xiao Chi in turn, the small-particle impurity in flocculation agent and the water body fully reacted, it is agglomerating to flocculate, enter the bottom of inclined tube filtering basin 5 with current, by the sedimentation of inclined tube, impurity is left at the bottom of the pond, clear water overflows from Chi Ding, further enter in the back pool 6 after the filtration with microporous brick in the remittance microporous brick filtering basin 11, export extraneous circulating water system to by back water pump 7, boiler of feeding removes the lime-ash use.The clear water that overflows from inclined tube filtering basin 5 tops also can directly import in the back pool 6, so that under impure few or the situation that system loading is low, prolong the Clean after every of millipore filtration brick in water body, simplifies the operation and safeguards step.The mud of each pond body bottom settlings can drain in the spoil disposal ditch 8 by mud discharging mouth respectively, and owing to the direction of spoil disposal ditch 8 towards sludge sump 9 tilts, the mud mixture that enters in the ditch can flow in the sludge sump 9 easily, and an ash stacking is delivered in entrucking again.
Only be provided with precipitation and clarification steps compared to existing technology, can not satisfy environmental protection and system water requirement, the utility model embodiment has increased reaction tank and inclined tube filtering basin between settling tank and back pool, sewage through preliminary sedimentation can become wherein less lime-ash particle flocculation than agglomerate by flocculation reaction like this, and in inclined tube rapid precipitation, water body like this, after treatment can reach the water quality requirement of recycling use.This device can each pond body of close arrangement, need not power-equipment, saves a large amount of investments.Mud discharging also can utilize gravity, and mud is collected also convenient.
Two groups for the treatment of pond groups are set, can satisfy 1 pond in operation, in addition 1 standby or be in the entrucking state.Two ponds also can be moved simultaneously in addition.If do not consider external discharging, can remove the filter block filtering basin, then entire length can shorten again, further reduces floor space and investment.
Above-listed detailed description is specifying at one of the utility model possible embodiments, this embodiment is not in order to limit claim of the present utility model, allly do not break away from the equivalence that the utility model does and implement or change, all should be contained in the claim of this case.
Claims (6)
1. pulp water purifying processing device, it is characterized in that: it comprises sludge sump, the spoil disposal ditch, be communicated with the water leg of extraneous pulp water and the settling tank that the step series connection is provided with, reaction tank, inclined tube filtering basin and back pool, wherein reaction tank is made up of six Xiao Chi in sequential series, and the intake-outlet of each Xiao Chi setting of staggering up and down, this reaction tank is provided with doser, back pool connects extraneous circulating water system, settling tank, reaction tank, inclined tube filtering basin and back pool bottom communicate with the spoil disposal ditch respectively, sludge sump is positioned at settling tank one side, and spoil disposal bank back pool to settling tank is directed downwards and tilts to be communicated with sludge sump.
2. a kind of pulp water purifying processing device according to claim 1 is characterized in that: be provided with the microporous brick filtering basin between described inclined tube filtering basin and the back pool.
3. a kind of pulp water purifying processing device according to claim 1 and 2, it is characterized in that: described back pool connects extraneous circulating water system by back water pump.
4. a kind of pulp water purifying processing device according to claim 3, it is characterized in that: it also is provided with second settling tank of the second spoil disposal ditch and step series connection setting, second reaction tank, the second inclined tube filtering basin and second back pool, second settling tank and the described settling tank described water leg that is connected in parallel wherein, second reaction tank is made up of six Xiao Chi in sequential series, and the intake-outlet of each Xiao Chi setting of staggering up and down, described doser connects this second reaction tank, second back pool connects external circulating water system, second settling tank, second reaction tank, the second inclined tube filtering basin and second back pool bottom communicate with the second spoil disposal ditch respectively, and this second spoil disposal bank, second back pool to the second settling tank is directed downwards and tilts to be communicated with described sludge sump.
5. a kind of pulp water purifying processing device according to claim 3 is characterized in that: be provided with the second microporous brick filtering basin between described second inclined tube filtering basin and described second back pool.
6. according to claim 4 or 5 described a kind of pulp water purifying processing devices, it is characterized in that: described second back pool connects extraneous circulating water system by second back water pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201933922U CN201485345U (en) | 2009-08-25 | 2009-08-25 | Pulp water purification treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201933922U CN201485345U (en) | 2009-08-25 | 2009-08-25 | Pulp water purification treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201485345U true CN201485345U (en) | 2010-05-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201933922U Expired - Fee Related CN201485345U (en) | 2009-08-25 | 2009-08-25 | Pulp water purification treatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201485345U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107055957A (en) * | 2017-04-12 | 2017-08-18 | 兴化格林生物制品有限公司 | A kind of sewage disposal system |
| CN108083504A (en) * | 2017-12-28 | 2018-05-29 | 广西壮族自治区环境保护科学研究院 | Sanitary sewage settler |
-
2009
- 2009-08-25 CN CN2009201933922U patent/CN201485345U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107055957A (en) * | 2017-04-12 | 2017-08-18 | 兴化格林生物制品有限公司 | A kind of sewage disposal system |
| CN108083504A (en) * | 2017-12-28 | 2018-05-29 | 广西壮族自治区环境保护科学研究院 | Sanitary sewage settler |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: CHINA ENERGY ENGINEERING GROUP GUANGDONG ELECTRIC Free format text: FORMER NAME: GUANGDONG ELECTRIC POWER DESIGN INSTITUTE |
|
| CP03 | Change of name, title or address |
Address after: 510663 Luogang District, Guangdong, Guangzhou Science City Fung Road, No. 1, No. Patentee after: Guangdong Electric Power Design Institute of CEEC Address before: 510600 No. 846 Dongfeng East Road, Guangzhou, Guangdong, Yuexiu District Patentee before: Guangdong Electric Power Design Institute |
|
| C56 | Change in the name or address of the patentee |
Owner name: CHINA ENERGY ENGINEERING GROUP GUANGDONG ELECTRIC Free format text: FORMER NAME: CHINA ENERGY ENGINEERING GROUP GUANGDONG ELECTRIC POWER DESIGN INSTITUTE |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 510663 Luogang District, Guangdong, Guangzhou Science City Fung Road, No. 1, No. Patentee after: Company limited of China Energy Engineering Group Guangdong Electric Power Design Institute Address before: 510663 Luogang District, Guangdong, Guangzhou Science City Fung Road, No. 1, No. Patentee before: Guangdong Electric Power Design Institute of CEEC |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100526 Termination date: 20170825 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |