CN201495126U - Lime cream preparing and adding device - Google Patents
Lime cream preparing and adding device Download PDFInfo
- Publication number
- CN201495126U CN201495126U CN2009202099533U CN200920209953U CN201495126U CN 201495126 U CN201495126 U CN 201495126U CN 2009202099533 U CN2009202099533 U CN 2009202099533U CN 200920209953 U CN200920209953 U CN 200920209953U CN 201495126 U CN201495126 U CN 201495126U
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- dissolving tank
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Abstract
The utility model relates to a medicine preparing and adding device, in particular to a lime cream preparing and adding device. The lime cream preparing and adding device comprises a feed pipe, a hydrated lime storage bin connected with the feed pipe, a baiting oscillator arranged at the discharge hole of the hydrated lime storage bin, a screw feeder connected with the baiting oscillator, a tremie pipe connected with the screw feeder, a lime cream dissolving tank connected with the tremie pipe, an intake pipe connected with the lime cream dissolving tank, a lime cream adding pipeline, a stirring device arranged on the lime cream dissolving tank, and the like. In virtue of the baiting oscillator and the like, the utility model solves the problems of unit equipment combination in lime cream preparing and adding, and unsmooth baiting in the prior art.
Description
Technical field
The utility model relates to a kind of medicament preparation and throwing device, is specifically related to a kind of milk of lime and prepares throwing device.
Background technology
White lime (being calcium hydroxide) is one of topmost water treatment agent of water treatment field, is widely used in the technologies such as acid-base neutralisation, lime softening method, lime precipitation.The general employing liquid that adds of white lime adds, and promptly adopts white lime powder and water uniform mixing, adds after being prepared into milk of lime.
In the processing of steel industry cold rolling wastewater, acid waste water need adopt milk of lime to neutralize, and forms the precipitation of metal hydroxides, and the consumption of white lime is bigger, and milk of lime preparation and throwing device are one of key equipments of steel industry cold rolling wastewater processing.Yet, there are such or such problem in traditional milk of lime preparation and throwing device, and milk of lime prepares the mal-operation of throwing device, has had a strong impact on the processing of cold rolling wastewater entire treatment technology, therefore, our company is at milk of lime preparation and add and carried out special research and technological innovation.
Common milk of lime preparation and add more with the single devices combination, fail each link to be considered that operating mainly exists following several main drawback from the angle of system:
1, the white lime dust flies upward in white lime charging, the preparation process, and equipment damages easily, and very poor of work operating environment;
2, blanking has some setbacks in the process of white lime blanking, and white lime lumps easily or stops up;
3, milk of lime adds easy blocking pipe of process or valve;
4, can not automatization control, labor strength is big.
In order to overcome the above problems, this case contriver has carried out special research and technological innovation, each link that be deep into whole white lime charging, prepares, adds, problems such as white lime dust in white lime charging, the preparation process flies upward, blanking is smooth, pipeline valve obstruction have thoroughly been solved, and milk of lime preparation and the process of adding are full-automatic operation, unmanned.
The utility model content
The purpose of this utility model is to propose a kind of milk of lime and prepares throwing device, with solve the preparation of present milk of lime and add with single devices combination and blanking have some setbacks problem.
A kind of milk of lime prepares throwing device, comprising:
Feed-pipe;
The white lime feed bin, described white lime feed bin is provided with opening for feed, discharge port, and one of the opening for feed of described white lime feed bin and described feed-pipe is connected;
The blanking vibrator, described blanking vibrator is arranged on the discharge port of described white lime feed bin;
Feeding machine, the opening for feed of described feeding machine is connected with described blanking vibrator;
Tremie pipe, of described tremie pipe is connected with the discharge port of described feeding machine;
The milk of lime dissolving tank, described milk of lime dissolving tank is provided with opening for feed, water-in, discharge port, and the opening for feed of described milk of lime dissolving tank is connected with the other end of described tremie pipe;
Inlet channel, a water-in that connects described milk of lime dissolving tank of described inlet channel;
The inlet channel control valve, described inlet channel control valve is arranged on the described inlet channel;
Be used for stirring the whipping appts of the milk of lime of described milk of lime dissolving tank, described whipping appts is installed on the described milk of lime dissolving tank;
Milk of lime adds pipeline, and described milk of lime adds a discharge port that connects described milk of lime dissolving tank of pipeline, and the other end connects milk of lime and adds a little;
Milk of lime adds pump, and described milk of lime adds pump and is arranged on described milk of lime and adds on the pipeline;
Milk of lime adds pipe-line control valves, and described milk of lime adds pipe-line control valves and is arranged on described milk of lime and adds on the pipeline, is positioned at the downstream that described milk of lime adds pump.
Compared with prior art, it is suite of equipment that milk of lime of the present utility model prepares throwing device, and each integral part collocation is reasonable, layout is compact, convenient operating maintenance.The utility model comprises the blanking vibrator, can make blanking smooth and easy, prevents that the white lime caking from stopping up.
In order to solve dust from flying, influence problem of environment, described milk of lime prepares throwing device and also comprises fly-ash separator, described white lime feed bin is provided with dust export, described fly-ash separator is arranged on the described white lime feed bin, and the dust import of described fly-ash separator connects the dust export of described white lime feed bin.Adopt the fly-ash separator dedusting, can avoid the white lime powder to run, influence environment into atmosphere.
For avoiding the white lime powder to overflow from the milk of lime dissolving tank, the milk of lime dissolving tank is set to closed, and for the air inlet and the exhaust that realize the milk of lime dissolving tank, described milk of lime prepares throwing device and also comprises air suction pipe, sniff valve, upflow tube, water-sealed tank; Have suction opening and overflow port on the described milk of lime dissolving tank; Suction opening with described milk of lime dissolving tank of described air suction pipe is connected, and the other end connects atmosphere, and described sniff valve is arranged on the described air suction pipe; Overflow port with described milk of lime dissolving tank of described upflow tube is connected, and the other end is stretched in the described water-sealed tank.Air inlet is advanced by sniff valve, and exhaust is arranged by upflow tube, and upflow tube feeding water-sealed tank, guarantees that the white lime dust in the milk of lime dissolving tank does not overflow.
In order to ensure mixing; avoid producing in the milk of lime dissolving tank a large amount of dry hydrate airborne dusts and cause influencing environment; avoid producing dust simultaneously so that make moist back obstruction white lime tremie pipe; described milk of lime prepares throwing device and also comprises the spray header that white lime is sprayed; described milk of lime dissolving tank is provided with spray header inlet, and of described spray header puts in the described milk of lime dissolving tank from described spray header inlet.
In order to realize automatic control, described milk of lime prepares throwing device and also comprises automatic control system, and described automatic control system comprises:
Detect first level gage of high charge level in the described white lime feed bin, described first level gage is arranged on the described white lime feed bin;
Detect second level gage of minimum material level in the described white lime feed bin, described second level gage is arranged on the described white lime feed bin, and the position is lower than described first level gage;
Liquidometer, described liquidometer are arranged on the described milk of lime dissolving tank;
The PLC electrical control cubicles, one of described PLC electrical control cubicles connects power supply, and the other end connects described first level gage, described second level gage, described liquidometer, described blanking vibrator, described feeding machine, described whipping appts, described milk of lime and adds pump, described fly-ash separator;
Described inlet channel control valve is a magnetic valve, and described magnetic valve is connected with described PLC electrical control cubicles;
The described pipe-line control valves that adds is a pipe clip valve, and described pipe clip valve is connected with described PLC electrical control cubicles.
The pipe clip valve function unit is a flesh formula rubber, comes the switch of by-pass valve control by the opening and closing of rubber, and the uneven part of valve internal no concave-convex is not so can produce obstruction.
For guaranteeing that milk of lime adds the unimpeded of pipeline, milk of lime adds the mode that adopts circulation to add, and also comprises milk of lime reflux line, milk of lime recycle control valve so described milk of lime prepares throwing device; One of described milk of lime reflux line adds pipe connection with described milk of lime, and the other end connects the refluxing opening of described milk of lime dissolving tank; Described milk of lime recycle control valve is arranged on the described milk of lime reflux line.
Described feeding machine is preferably screw feeder.In order to regulate feeding coal, this milk of lime prepares throwing device and also comprises the frequency transformer of controlling described screw feeder.Feeding coal can be regulated by frequency transformer, and can guarantee the smooth and easy of feed.
Description of drawings
Fig. 1 is the synoptic diagram that the milk of lime described in the embodiment prepares throwing device.
Embodiment
Further specify the technical solution of the utility model below in conjunction with the drawings and specific embodiments.
Referring to Fig. 1.A kind of milk of lime prepares throwing device, is added by feed-pipe 1, white lime feed bin 2, fly-ash separator 3, blanking vibrator 4, screw feeder 5, tremie pipe 6, milk of lime dissolving tank 7, inlet channel 8, inlet channel control valve 9, whipping appts 10, milk of lime mainly that pipeline 11, milk of lime add pump 12, milk of lime adds pipe-line control valves 13 and forms.
White lime feed bin 2 is provided with opening for feed, discharge port, dust export, and opening for feed, dust export are arranged on the top, and discharge port is arranged on the bottom.One of feed-pipe 1 is connected with opening for feed on the white lime feed bin 2, and when adding white lime with white lime tank car 27 in white lime feed bin 2, the other end of feed-pipe 1 connects the discharge port of white lime tank car 27.Fly-ash separator 3 is arranged on the white lime feed bin 2, and the dust import of fly-ash separator 3 connects the dust export of white lime feed bin 2.
Blanking vibrator 4 is arranged on the discharge port of white lime feed bin 2.The opening for feed of screw feeder 5 is connected with blanking vibrator 4.Discharge port with screw feeder 5 of tremie pipe 6 is connected.Milk of lime dissolving tank 7 is provided with opening for feed, water-in, discharge port, and opening for feed, water-in are arranged on the roof of milk of lime dissolving tank 7, and discharge port is arranged on the bottom of milk of lime dissolving tank 7 sidewalls.The other end of tremie pipe 6 is connected with the opening for feed of milk of lime dissolving tank 7.A water-in that connects milk of lime dissolving tank 7 of inlet channel 8, inlet channel 8 is provided with inlet channel control valve 9.Whipping appts 10 is a stirrer 10, and stirrer 10 is installed on the milk of lime dissolving tank 7, is used for stirring the milk of lime of milk of lime dissolving tank 7.Milk of lime adds a discharge port that connects milk of lime dissolving tank 7 of pipeline 11, and the other end connects milk of lime and adds a little.Milk of lime adds pipeline 11 and is provided with that milk of lime adds pump 12 and milk of lime adds pipe-line control valves 13.Milk of lime adds pipe-line control valves 13 and is positioned at the downstream that described milk of lime adds pump 12.
Milk of lime prepares throwing device and also comprises air suction pipe 14, sniff valve 15, upflow tube 16, water-sealed tank 17, spray header 18.Milk of lime dissolving tank 18 is set to closed.Milk of lime dissolving tank 7 tops have suction opening, spray header inlet, and side wall upper part has overflow port.Suction opening with milk of lime dissolving tank 7 of air suction pipe 14 is connected, and the other end connects atmosphere, and air suction pipe 14 is provided with sniff valve 15.Overflow port with milk of lime dissolving tank 7 of upflow tube 16 is connected, and the other end is stretched in the water-sealed tank 17.One of spray header 18 puts in the described milk of lime dissolving tank 7 from the spray header inlet, and the other end taps into waterpipe 8, and the junction of other end and inlet channel 8 is positioned at the upstream of inlet channel control valve 9, on spray header the spray header control valve can be set.
This milk of lime prepares throwing device and also comprises automatic control system, and automatic control system mainly comprises: first level gage 19, second level gage 20, liquidometer 21 and PLC electrical control cubicles 22.First level gage 19 detects in the white lime feed bins 2 high charge level, is arranged on the white lime feed bin 2.Second level gage 20 detects minimum material level in the white lime feed bin 2, is arranged on the white lime feed bin 2, and the position is lower than 2 first level gages 19.Liquidometer 21 is arranged on the milk of lime dissolving tank 7.PLC electrical control cubicles 22 can be arranged on any local easily.The PLC electrical control cubicles mainly is made up of isolating switch, contactor, rly., button, PLC module, connection terminal etc., and PLC control software and program are installed in the PLC electrical control cubicles.22 1 of PLC electrical control cubicles connect the 380V power supply, and the other end connects first level gage 19, second level gage 20, liquidometer 21, blanking vibrator 4, screw feeder 5, whipping appts 10, milk of lime and adds pump 12, fly-ash separator 3; Inlet channel control valve 9 is magnetic valves 9 in addition, and magnetic valve 9 is connected with PLC electrical control cubicles 22; Adding pipe-line control valves 13 is pipe clip valves 13, and pipe clip valve 13 is connected with PLC electrical control cubicles 22.Pipe clip valve 13 (PINCH valve) function unit is a flesh formula rubber, comes the switch of by-pass valve control by the opening and closing of rubber, and the uneven part of valve internal no concave-convex is not so can produce obstruction.First level gage 19, the second material meter 20 adopt the blocking rotary type level gage, liquidometer 21 adopts ultrasonic level gages, and and blanking vibrator 4, screw feeder 5, whipping appts 10, milk of lime add pump 12, fly-ash separator 3, inlet channel control valve 9, milk of lime and add pipe-line control valves 13 etc. by all chain automatic controls of PLC sequence of control.
Milk of lime prepares throwing device and also comprises milk of lime reflux line 23, milk of lime recycle control valve 24; One of milk of lime reflux line 23 adds pipeline 11 with milk of lime and is connected the refluxing opening of other end connection milk of lime dissolving tank 7; Milk of lime recycle control valve 24 is arranged on the milk of lime reflux line 23, and can adjust the quantity of reflux of milk of lime by the open degree of regulating milk of lime recycle control valve 24.
This milk of lime prepares throwing device and also comprises the frequency transformer (not shown) of controlling described screw feeder.
Set forth principle of work of the present utility model below.
When material level in the white lime feed bin 2 reaches low material level, second level gage 20 can be given the signal of 22 1 low material level chargings of PLC electrical control cubicles, and notice white lime supply of material producer gets the raw materials ready, after white lime tank car 27 is reached the spot, 27 outlets of white lime tank car are linked to each other with feed-pipe 1, and charging air compressor machine 26 on the unlatching white lime tank car 27, and the fly-ash separator 3 of opening white lime feed bin 2 tops carries out dedusting, the white lime powder is delivered to white lime feed bin 2 continuously and is stored, when material level reaches high charge level in the white lime feed bin 2, first level gage 19 is given 22 1 signals that stop charging of PLC electrical control cubicles, closes air compressor machine 26 and fly-ash separator 3, and charging is promptly accused and finished.
Needs are artificial to be adopted the union connection whole process except that 27 outlets of white lime tank car are connected with feed-pipe 1, and other process all is that control is finished automatically, and whole process is finished in airtight relatively environment, the phenomenon that no white lime powder overflows.Charging adopts air compressor machine 26 to carry, and adopts fly-ash separator 3 to carry out dedusting in the process, avoids the white lime powder to run into atmosphere, stirs up a cloud of dust.
When milk of lime prepares, open screw feeder 5, blanking vibrator 4, magnetic valve 9, stirrer 10 etc. successively, the white lime powder mixes with service water in milk of lime dissolving tank 7, forms about 10% milk of lime, and whole process is finished down automatically for the control of PLC electrical control cubicles.Milk of lime dissolving tank 7 is provided with liquidometer 21, and liquidometer 21 is chain with magnetic valve 9 and whole preparation system.
By being used of blanking vibrator 4 and screw feeder 5, avoided the generation of the phenomenons such as white lime powder obstruction in the blanking process, and the feeding coal of screw feeder 5 can carry out variable frequency adjustment as required.
The air inlet of milk of lime dissolving tank 7 is advanced by sniff valve 15, and exhaust is by upflow tube 16 rows, and upflow tube 16 feeding water-sealed tanks 17, guarantees that the white lime dust in the milk of lime dissolving tank 7 do not overflow.
Adding of milk of lime adopts circulation to add, the mode that so-called circulation adds refers to that the milk of lime that adds is not all to be added to add a little, but a part also will be back to the milk of lime dissolving tank, part milk of lime is continuous round-robin mode in pipeline, milk of lime adds the mode that pipeline adopts circulation to supply with, and can guarantee the unobstructed of pipeline.Add pump 12 and adopt attrition resistant slag stock pump, seal form adopts mechanical seal band water to dash, and has guaranteed to add the normal operation of pump 12.Produce phenomenon of blocking when avoiding milk of lime to add the long-time termination of pumping of pump 12, milk of lime adds pump 12 and regularly working barrel and stand-by pump is switched work.Milk of lime adds between pump work pump and the stand-by pump and regularly switches, and each pipeline is provided with flushing arrangement 25, avoids milk of lime to add the obstruction of pump and pipeline.
Those of ordinary skill in the art will be appreciated that, above embodiment only is to be used for illustrating the utility model, and be not to be used as qualification of the present utility model, as long as in connotation scope of the present utility model, all will drop in claims scope of the present utility model variation, the modification of the above embodiment.
Claims (8)
1. a milk of lime prepares throwing device, it is characterized in that, comprising:
Feed-pipe;
The white lime feed bin, described white lime feed bin is provided with opening for feed, discharge port, and one of the opening for feed of described white lime feed bin and described feed-pipe is connected;
The blanking vibrator, described blanking vibrator is arranged on the discharge port of described white lime feed bin;
Feeding machine, the opening for feed of described feeding machine is connected with described blanking vibrator;
Tremie pipe, of described tremie pipe is connected with the discharge port of described feeding machine;
The milk of lime dissolving tank, described milk of lime dissolving tank is provided with opening for feed, water-in, discharge port, and the opening for feed of described milk of lime dissolving tank is connected with the other end of described tremie pipe;
Inlet channel, a water-in that connects described milk of lime dissolving tank of described inlet channel;
The inlet channel control valve, described inlet channel control valve is arranged on the described inlet channel;
Be used for stirring the whipping appts of the milk of lime of described milk of lime dissolving tank, described whipping appts is installed on the described milk of lime dissolving tank;
Milk of lime adds pipeline, and described milk of lime adds a discharge port that connects described milk of lime dissolving tank of pipeline, and the other end connects milk of lime and adds a little;
Milk of lime adds pump, and described milk of lime adds pump and is arranged on described milk of lime and adds on the pipeline;
Milk of lime adds pipe-line control valves, and described milk of lime adds pipe-line control valves and is arranged on described milk of lime and adds on the pipeline, is positioned at the downstream that described milk of lime adds pump.
2. a kind of milk of lime according to claim 1 prepares throwing device, it is characterized in that: described milk of lime prepares throwing device and also comprises fly-ash separator, described white lime feed bin is provided with dust export, described fly-ash separator is arranged on the described white lime feed bin, and the dust import of described fly-ash separator connects the dust export of described white lime feed bin.
3. a kind of milk of lime according to claim 1 prepares throwing device, it is characterized in that: described milk of lime dissolving tank is set to closed, and described milk of lime prepares throwing device and also comprises air suction pipe, sniff valve, upflow tube, water-sealed tank; Have suction opening and overflow port on the described milk of lime dissolving tank; Suction opening with described milk of lime dissolving tank of described air suction pipe is connected, and the other end connects atmosphere, and described sniff valve is arranged on the described air suction pipe; Overflow port with described milk of lime dissolving tank of described upflow tube is connected, and the other end is stretched in the described water-sealed tank.
4. a kind of milk of lime according to claim 1 prepares throwing device, it is characterized in that: described milk of lime prepares throwing device and also comprises the spray header that white lime is sprayed, described milk of lime dissolving tank is provided with spray header inlet, and of described spray header puts in the described milk of lime dissolving tank from described spray header inlet.
5. a kind of milk of lime according to claim 1 prepares throwing device, it is characterized in that, described milk of lime prepares throwing device and also comprises automatic control system, and described automatic control system comprises:
Detect first level gage of high charge level in the described white lime feed bin, described first level gage is arranged on the described white lime feed bin;
Detect second level gage of minimum material level in the described white lime feed bin, described second level gage is arranged on the described white lime feed bin, and the position is lower than described first level gage;
Liquidometer, described liquidometer are arranged on the described milk of lime dissolving tank;
The PLC electrical control cubicles, one of described PLC electrical control cubicles connects power supply, and the other end connects described first level gage, described second level gage, described liquidometer, described blanking vibrator, described feeding machine, described whipping appts, described milk of lime and adds pump, described fly-ash separator;
Described inlet channel control valve is a magnetic valve, and described magnetic valve is connected with described PLC electrical control cubicles;
The described pipe-line control valves that adds is a pipe clip valve, and described pipe clip valve is connected with described PLC electrical control cubicles.
6. a kind of milk of lime according to claim 1 prepares throwing device, it is characterized in that: described milk of lime prepares throwing device and also comprises milk of lime reflux line, milk of lime recycle control valve; One of described milk of lime reflux line adds pipe connection with described milk of lime, and the other end connects the refluxing opening of described milk of lime dissolving tank; Described milk of lime recycle control valve is arranged on the described milk of lime reflux line.
7. a kind of milk of lime according to claim 1 prepares throwing device, it is characterized in that: described feeding machine is a screw feeder.
8. a kind of milk of lime according to claim 8 prepares throwing device, it is characterized in that: this milk of lime prepares throwing device and also comprises the frequency transformer of controlling described screw feeder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202099533U CN201495126U (en) | 2009-09-23 | 2009-09-23 | Lime cream preparing and adding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202099533U CN201495126U (en) | 2009-09-23 | 2009-09-23 | Lime cream preparing and adding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201495126U true CN201495126U (en) | 2010-06-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202099533U Expired - Lifetime CN201495126U (en) | 2009-09-23 | 2009-09-23 | Lime cream preparing and adding device |
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| CN (1) | CN201495126U (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102101714A (en) * | 2010-12-16 | 2011-06-22 | 北京中兵北方环境科技发展有限责任公司 | Device and method for quantitatively charging lime automatically |
| CN102614790A (en) * | 2011-01-27 | 2012-08-01 | 宜兴协联生物化学有限公司 | Blending tank of lime milk |
| CN102815539A (en) * | 2012-08-31 | 2012-12-12 | 天津港保税区航保商品砼供应有限公司 | System for preventing powder bin puking |
| CN103723932A (en) * | 2013-12-11 | 2014-04-16 | 胡瀛 | Lime milk preparation device |
| CN103738737A (en) * | 2014-01-14 | 2014-04-23 | 中冶北方（大连）工程技术有限公司 | Automatic alarm and protection device for pneumatic conveying system of tank car |
| CN104307399A (en) * | 2014-10-27 | 2015-01-28 | 上海城投污水处理有限公司 | Dosing device and using method thereof |
| CN104909470A (en) * | 2015-06-10 | 2015-09-16 | 绍兴市制水有限公司 | Pre-treatment device and treatment method of dilute water |
| CN109052609A (en) * | 2018-08-29 | 2018-12-21 | 嘉兴斯威德绒面超纤有限公司 | A kind of automatic benefit alkali device and its automatic alkali supplement method |
| CN110316838A (en) * | 2019-07-19 | 2019-10-11 | 国电浙江北仑第一发电有限公司 | A kind of new automatic sodium carbonate proof dry powder feeding system |
| CN111201207A (en) * | 2017-09-05 | 2020-05-26 | 李知宪 | Lime milk preparation device with waste heat recovery line and lime milk preparation method using waste heat recovery line |
| CN112624295A (en) * | 2021-01-18 | 2021-04-09 | 贵州东峰锑业股份有限公司 | Control system for automatically adjusting pH in wastewater treatment process |
| CN113600075A (en) * | 2021-06-25 | 2021-11-05 | 南通派菲克水务技术有限公司 | Granular medicine adding system |
-
2009
- 2009-09-23 CN CN2009202099533U patent/CN201495126U/en not_active Expired - Lifetime
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102101714A (en) * | 2010-12-16 | 2011-06-22 | 北京中兵北方环境科技发展有限责任公司 | Device and method for quantitatively charging lime automatically |
| CN102614790A (en) * | 2011-01-27 | 2012-08-01 | 宜兴协联生物化学有限公司 | Blending tank of lime milk |
| CN102815539A (en) * | 2012-08-31 | 2012-12-12 | 天津港保税区航保商品砼供应有限公司 | System for preventing powder bin puking |
| CN103723932A (en) * | 2013-12-11 | 2014-04-16 | 胡瀛 | Lime milk preparation device |
| CN103738737A (en) * | 2014-01-14 | 2014-04-23 | 中冶北方（大连）工程技术有限公司 | Automatic alarm and protection device for pneumatic conveying system of tank car |
| CN104307399A (en) * | 2014-10-27 | 2015-01-28 | 上海城投污水处理有限公司 | Dosing device and using method thereof |
| CN104909470A (en) * | 2015-06-10 | 2015-09-16 | 绍兴市制水有限公司 | Pre-treatment device and treatment method of dilute water |
| CN111201207A (en) * | 2017-09-05 | 2020-05-26 | 李知宪 | Lime milk preparation device with waste heat recovery line and lime milk preparation method using waste heat recovery line |
| CN111201207B (en) * | 2017-09-05 | 2022-06-14 | 李知宪 | Lime milk preparation device with waste heat recovery line and lime milk preparation method using waste heat recovery line |
| US11739025B2 (en) | 2017-09-05 | 2023-08-29 | Ji Heon LEE | Milk of lime preparation apparatus comprising waste heat recovery line, and milk of lime preparation method using waste heat recovery line |
| CN109052609A (en) * | 2018-08-29 | 2018-12-21 | 嘉兴斯威德绒面超纤有限公司 | A kind of automatic benefit alkali device and its automatic alkali supplement method |
| CN110316838A (en) * | 2019-07-19 | 2019-10-11 | 国电浙江北仑第一发电有限公司 | A kind of new automatic sodium carbonate proof dry powder feeding system |
| CN112624295A (en) * | 2021-01-18 | 2021-04-09 | 贵州东峰锑业股份有限公司 | Control system for automatically adjusting pH in wastewater treatment process |
| CN113600075A (en) * | 2021-06-25 | 2021-11-05 | 南通派菲克水务技术有限公司 | Granular medicine adding system |
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