CN104772059B - A kind of shunt regulating lime milk dosing system - Google Patents

A kind of shunt regulating lime milk dosing system Download PDF

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CN104772059B
CN104772059B CN201510194349.8A CN201510194349A CN104772059B CN 104772059 B CN104772059 B CN 104772059B CN 201510194349 A CN201510194349 A CN 201510194349A CN 104772059 B CN104772059 B CN 104772059B
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lime
milk
valve
metering
case
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CN104772059A (en
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陈丕显
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Qingdao Runyang Environmental Technology Co ltd
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Qingdao Runyang Environmental Technology Co Ltd
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Abstract

The invention discloses a kind of shunt regulating lime milk dosing system, including pulverized limestone transport system, lime storage and metering system and milk of lime conveying and compounding system;Pulverized limestone transport system includes lime bin, and the lime bin is connected by lime bin inlet valve with lime transport vehicle;The lime storage and metering system include lime hopper;The milk of lime conveying and compounding system quantitatively prepare case and Lime Milk Transfer Pump including milk of lime, and lime bin is built-in with air shaker;The milk of lime quantitatively prepares case and is divided into two upper and lower chambers, and upper chamber prepares room for metering, and lower room is lime under agitation room, is quantitatively prepared in milk of lime and atomizing inlet valve and blowdown valve are also equipped on case;Distributing T-pipe regulating valve is also equipped in milk of lime conveying and compounding system exit.The shunt regulating lime milk dosing system of the present invention, pipeline and valve are not easy to plug, and will not leak grey phenomenon;It can be good at ensureing the compound concentration, at low cost of milk of lime simultaneously.

Description

A kind of shunt regulating lime milk dosing system
Technical field
The present invention relates to a kind of devices of lime metering method, relate in particular to a kind of shunt regulating lime milk dosing system System, it is particularly suitable for the lime dosing in intermediate water reuse system, Water Treatment in Circulating Cooling System, desulfurization wastewater treatment system etc. System.
Background technology
At present there are two types of the lime metering systems employed in power plant chemistry processing Hydraulic Projects, dry and wet metering system System.Lime dry method measuring principle is after adding guarantee according to certain ratio with dry lime dosage using system inflow size PH stablizes in the clarifying basin of face, is comprising equipment specifically:Lime bin, vibrating bunker, hand operated gate valve, star-shaped feeding machine, spiral Conveyer, air powder splitter, balanced reservoir, lime under agitation case, Lime Milk Transfer Pump, further include mating valve and control instrument, Control cabinet, blender etc..The technological process of its metering method:The star-shaped feeding machine of dry method metering is frequency control, according to system Inflow size, the frequency-variable controller adjustment discharge quantity for adjusting star-shaped feeding machine realize system Con trolling index.Specific milk of lime is matched Mode processed is feed bin cone bucket blanking, and arch camber is prevented to vibrating bunker, ensures that blanking is unobstructed, lime enters star-shaped feeding machine, passes through Frequency conversion metering enter screw conveyor, screw conveyor by air powder splitter by lime be sent into lime prepare case, prepare case into Water is connected with agitator tank by balanced reservoir from agitator tank is flowed into, and ensures that liquid level is constant in agitator tank.Delivery pump is defeated for power frequency Milk of lime is sent, because lime milk concentration difference adjustment Lime-Injecting amount ensures equipment pH value below.This metering method greatest problem is Lime system easily blocks, and pipeline and delivery pump are frequently occluded, and star-shaped feeding machine is frequently occluded, and leakage powder is serious in workshop, because shaking Dynamic hopper is outer vibration, causes poorly sealed at blanking, and severe air is caused to pollute.Maintenance workload is very big, daily will Pump, pipeline, star-shaped feeding machine cleaning are dismantled, removes and blocks.Air pollution can not avoid, and can not also handle.The problem of causing compared with Seriously.Part factory is also using at present, but is all to run in spite of illness.Urgent need is transformed as early as possible.
Limewash method metering system includes equipment:Lime bin shakes up to motor, hand operated gate valve, lime weighing hopper (band gas Dynamic insertion plate door), weighing hopper outlet Pneumatic butterfly valve, lime prepare case, lime under agitation case, Lime Milk Transfer Pump, lime milk metering pump, Hydrocyclone further includes mating valve and control instrument, control cabinet, 2, blender etc..The technological process of its metering method: Wet method metering method metering pump is frequency control, realizes that dosage changes to become with system inflow by measuring pump frequency variation Change, ensure that system PH is constant below.Lime is shaken up to motor up to lime weighing hopper is entered by shaking in lime bin, is stored up in weighing hopper After completely quantifying lime, lime prepares weighing hopper after certain liquid level and volume are arrived in water inlet in case and opens ash under ash output valve, passes through stirring Mixing reaches dissolving purpose, is transported to after dissolving by Lime Milk Transfer Pump and catches husky device, removed internal sand, stirred into milk of lime Case is mixed, further dissolving mixing, system below is transported to by lime milk metering pump in agitator tank.This system operational effect compared with Well but there is also problem, problem mainly has:1st, weighing hopper also easily blocks, especially initial stage blanking when, vibrating motor vibration effect Fruit is poor, it is difficult to blanking.2nd, integral device cost is higher, and valve and equipment are all more, because needing with preparation case according to volumeter Amount prepares case and agitator tank to be done larger by calculating, and height is higher, causes workshop total height higher, project total cost compared with It is high.Overall operation effect is relatively good, does not leak grey problem, and air pollution is small.Blockage problem is less, since lime inferior quality is held Easily cause pipeline and system jams.Repair rate is slightly lower.Greatest problem is cost height.
Invention content
In view of the deficienciess of the prior art, the technical problem to be solved by the invention is to provide a kind of shunt regulating stones Grey breast medicine system, pipeline and valve are not easy to plug, and will not leak grey phenomenon;It can be good at ensureing lime simultaneously The compound concentration, at low cost of breast.
In order to solve the above technical problems, the technical solution used in the present invention is:A kind of shunt regulating lime milk dosing system System, including pulverized limestone transport system, lime storage and metering system and milk of lime conveying and compounding system;The pulverized limestone is defeated System is sent to include a lime bin with level-sensing device, the lime bin passes through a lime bin inlet valve and lime transport vehicle It is connected;The lime storage and metering system include a lime hopper with upper and lower insertion plate door;The milk of lime conveying And compounding system quantitatively prepares case and Lime Milk Transfer Pump including milk of lime, the lime bin is built-in with air shaker; The milk of lime quantitatively prepares case and is divided into two upper and lower chambers, and upper chamber prepares room for metering, and lower room is lime under agitation room, is determined in milk of lime Amount is prepared and is also equipped with atomizing inlet valve and blowdown valve on case;Distributing T-pipe is also equipped in milk of lime conveying and compounding system exit Regulating valve.
Further, the milk of lime quantitatively prepares case and is also connected with inlet valve and flushing inlet valve.
Further, the milk of lime quantitatively prepares upper box part and is equipped with liquid level gauge.
Further, the milk of lime quantitatively prepares case and is set to milk of lime conveying and the threeway in compounding system exit Shunting valve is connected.
Further, the milk of lime quantitatively prepares case and is equipped with pair of lamina paddle agitator.
Further, the Lime Milk Transfer Pump further includes the metering pump inlet valve being respectively placed in before and after it and metering pumps out Mouth valve.
Further, it is equipped with check-valves between the Lime Milk Transfer Pump and outlet valve of metering pump.
The invention has the advantages that the shunt regulating lime milk dosing system of the present invention, pipeline and valve are not easy to block up Plug, and grey phenomenon will not be leaked;It can be good at ensureing the compound concentration, at low cost of milk of lime simultaneously.
Description of the drawings
Fig. 1 is the structural diagram of the present invention.
Specific embodiment
Below in conjunction with the accompanying drawings and specific embodiment is described in further details the present invention;
As shown in Figure 1, a kind of shunt regulating lime milk dosing system, including pulverized limestone transport system 1, lime storage and meter Amount system 2 and milk of lime conveying and compounding system 3;The pulverized limestone transport system 1 includes a lime with level-sensing device 11 Feed bin 12, level-sensing device 11 can be good at detecting the amount of storage of lime bin material, and the control of whole system can be realized remotely Control can be completed to control and be monitored in control room, can realize unattended function.The lime bin 12 passes through a lime material Storehouse inlet valve 13 is connected with lime transport vehicle;Lime bin inlet valve 13 can be interrupted or continuously control to be transported from lime The material that vehicle ships, it is simple and convenient.The lime storage and metering system 2 include a lime with upper and lower insertion plate door 21 and measure Cylinder 22;Switch time and switching process by upper and lower insertion plate door 21, accurately control inventory.The milk of lime is conveyed and is matched System 3 processed quantitatively prepares case 31 and Lime Milk Transfer Pump 32 including milk of lime, and the lime bin 12 is built-in with pneumatic vibrator Device 14 can directly act on the lime inside lime bin 12, avoid in wet method metering method vibrator rapping power outside The defects of degree is insufficient.The milk of lime is quantitatively prepared case 31 and is divided for two upper and lower chambers, and upper chamber prepares room 301 for metering, and lower room is stone Grey teeter chamber 302, quantitatively prepares in milk of lime and atomizing inlet valve 34 and blowdown valve 35 is also equipped on case 31;Milk of lime conveying and 3 exit of compounding system is also equipped with distributing T-pipe regulating valve 36.Lime prepares the cone bottom plate of room 301 by metering and is directly entered lime 302 agitator tank of teeter chamber is conveyed without delivery pump, and the lime that atomizing inlet valve 34 ensures to fall will not splash, and water mist forms barrier Ensure that dust is not excessive.The milk of lime quantitatively prepares case 31 and is also connected with inlet valve 38 and flushing inlet valve 39.The stone Grey breast quantitatively prepares 31 top of case and is equipped with liquid level gauge 30, and liquid level gauge 30 can ensure that the proportion speed of part is prepared in metering.It is described Milk of lime quantitatively prepares case 31 and is connected with being set to the distributing T-pipe regulating valve 36 of milk of lime conveying and 3 exit of compounding system It connects.The milk of lime quantitatively prepares case 31 and is equipped with double-layer paddle blender 311.The Lime Milk Transfer Pump 32 further includes puts respectively Metering pump inlet valve 321 and outlet valve of metering pump 322 before and after it.The Lime Milk Transfer Pump 32 and outlet valve of metering pump Check-valves 323 is equipped between 322.
When system works, adjustment plus the requirement of lime breast amount are realized by 36 aperture of remote adjustment distributing T-pipe regulating valve, protected Demonstrate,prove pH value.Specifically:Lime bin 12 is by expecting that lime hopper 22 (closes lime to measure under 14 rapping of air shaker in storehouse 22 lower part insertion plate doors 21 of cylinder are rear in place -- 10 seconds after opening 22 top insertion plate door 21 of top lime hopper in place) -- lime measures Lime is full in cylinder 22-and it closes 22 top insertion plate door 21-- milk of limes of lime hopper and quantitatively prepares case 31 and intake to certain liquid level (liquid level gauge monitoring), liquid level to 1 cube of water of upper chamber -- lower 0.05 cube of ash (opens 22 lower part insertion plate door 21 of lime hopper to arrive Position 20 seconds), after starting 22 lower part insertion plate door 21 of blender 311-- closing lime hopper in place, mixed milk of lime is along double Room channel enters lime under agitation room 302 and is stirred, and metering preparation room 301 is continued lower 0.05 cube grey again after intaking to top liquid level (opening 22 lower part insertion plate door 21 of lime hopper 20 seconds in place),
Will be recycled after the completion of ash into ash of advancing under every time (after closing 22 lower part insertion plate door 21 of lime hopper in place -- it beats 10 seconds after opening 22 top insertion plate door 21 of lime hopper in place) ensure lime dormant state in lime hopper 22.
Stirring is prepared, and halt system water inlet (closes inlet valve 38), opens delivery pump (metering pump inlet valve 321 and metering Pump discharge valve 322) start to convey milk of lime (starting Lime Milk Transfer Pump 32), amount of lime adjustment distributing T-pipe is adjusted according to demand Valve 36 is quantitatively prepared 31 liquid level of case to milk of lime and is dropped to for the first time into being again turned on inlet valve 38 after grey liquid level, and lower grey 0.05 Cube, lower 0.05 cube of lime again after liquid level is to top liquid level, and so on into underwater ash cycle.It ensure that the preparation of milk of lime Concentration, opens a blowdown valve 35 in each preparation cycle, discharges sand, and sand discharge cycle is adjusted according to lime quality.Ensure system Road and valve under the overall leadership do not block, and total system is not in the grey phenomenon of leakage.The lime milk concentration of preparation is accurate.
Certainly, it is limitation of the present invention that above description, which is not, and the present invention is also not limited to the example above, the art Those of ordinary skill, in the essential scope of the present invention, the variations, modifications, additions or substitutions made should all belong to the present invention Protection domain.

Claims (7)

1. a kind of shunt regulating lime milk dosing system, including pulverized limestone transport system, lime storage and metering system and stone Grey breast conveying and compounding system;The pulverized limestone transport system includes a lime bin with level-sensing device, the lime bin It is connected by a lime bin inlet valve with lime transport vehicle;The lime storage and metering system, which include one, has upper underthrust The lime hopper of plate door;The milk of lime conveying and compounding system quantitatively prepare case and milk of lime conveying including milk of lime Pump, it is characterised in that:The lime bin is built-in with air shaker;The milk of lime quantitatively prepares case and is divided into two upper and lower chambers, Upper chamber prepares room for metering, and lower room is lime under agitation room, is quantitatively prepared in milk of lime and atomizing inlet valve and blowdown are also equipped on case Valve;Distributing T-pipe regulating valve is also equipped in milk of lime conveying and compounding system exit.
2. shunt regulating lime milk dosing system according to claim 1, it is characterised in that:The milk of lime is quantitatively prepared Case is also connected with inlet valve and flushing inlet valve.
3. shunt regulating lime milk dosing system according to claim 1, it is characterised in that:The milk of lime is quantitatively prepared Upper box part is equipped with liquid level gauge.
4. shunt regulating lime milk dosing system according to claim 1, it is characterised in that:The milk of lime is quantitatively prepared Case is connected with being set to the distributing T-pipe regulating valve of milk of lime conveying and compounding system exit.
5. shunt regulating lime milk dosing system according to claim 1, it is characterised in that:The milk of lime is quantitatively prepared Case is equipped with pair of lamina paddle agitator.
6. shunt regulating lime milk dosing system according to claim 1, it is characterised in that:The Lime Milk Transfer Pump is also Including the metering pump inlet valve and outlet valve of metering pump being respectively placed in before and after it.
7. shunt regulating lime milk dosing system according to claim 6, it is characterised in that:The Lime Milk Transfer Pump with Check-valves is equipped between outlet valve of metering pump.
CN201510194349.8A 2015-04-23 2015-04-23 A kind of shunt regulating lime milk dosing system Active CN104772059B (en)

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Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107902924A (en) * 2017-12-11 2018-04-13 大连百达开成不动产咨询有限公司 A kind of milk of lime prepares throwing device
CN109200871A (en) * 2018-09-28 2019-01-15 北京国电龙源环保工程有限公司 Waste water zero discharge device slurries tempering system and its operation method
CN110320947B (en) * 2019-07-04 2024-03-19 中国轻工业南宁设计工程有限公司 Sugar-making lime emulsification intelligent control system
CN114177829B (en) * 2021-12-02 2023-07-18 井冈山北新建材有限公司 Automatic quantitative adding device for water reducer and control method

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202284157U (en) * 2011-10-08 2012-06-27 北京中电加美环境工程技术有限责任公司 Wet process metering system for lime powder
CN202778342U (en) * 2012-09-06 2013-03-13 天津德塔生态炭发展有限公司 Dust-reducing mixer
CN204684985U (en) * 2015-04-23 2015-10-07 陈丕显 A kind of shunt regulating lime milk dosing system

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202284157U (en) * 2011-10-08 2012-06-27 北京中电加美环境工程技术有限责任公司 Wet process metering system for lime powder
CN202778342U (en) * 2012-09-06 2013-03-13 天津德塔生态炭发展有限公司 Dust-reducing mixer
CN204684985U (en) * 2015-04-23 2015-10-07 陈丕显 A kind of shunt regulating lime milk dosing system

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Effective date of registration: 20180508

Address after: 266111 blue bio medicine industrial park 1, 368 Hedong Road, Qingdao high tech Zone, Shandong 203-9

Applicant after: QINGDAO RUNYANG ENVIRONMENTAL TECHNOLOGY Co.,Ltd.

Address before: 266002 Guizhou Road, Southern District, Qingdao City, Shandong Province, No. 69 7

Applicant before: Chen Pixian

GR01 Patent grant
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PE01 Entry into force of the registration of the contract for pledge of patent right
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Denomination of invention: Lime milk distribution and regulation dosing system

Effective date of registration: 20180830

Granted publication date: 20180619

Pledgee: Qingdao Huitong Chinese financing Company limited by guarantee

Pledgor: QINGDAO RUNYANG ENVIRONMENTAL TECHNOLOGY Co.,Ltd.

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Pledgee: Qingdao Huitong Chinese financing Company limited by guarantee

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Registration number: 2018370010097

PE01 Entry into force of the registration of the contract for pledge of patent right
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Denomination of invention: A lime milk dosing system with shunt regulation

Effective date of registration: 20220622

Granted publication date: 20180619

Pledgee: Societe Generale Limited by Share Ltd. Qingdao branch

Pledgor: QINGDAO RUNYANG ENVIRONMENTAL TECHNOLOGY Co.,Ltd.

Registration number: Y2022370010090