CN109126590A - A kind of dense medical fluid on-line dilution device based on injector - Google Patents
A kind of dense medical fluid on-line dilution device based on injector Download PDFInfo
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- CN109126590A CN109126590A CN201810953251.XA CN201810953251A CN109126590A CN 109126590 A CN109126590 A CN 109126590A CN 201810953251 A CN201810953251 A CN 201810953251A CN 109126590 A CN109126590 A CN 109126590A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
- B01F33/80—Mixing plants; Combinations of mixers
- B01F33/82—Combinations of dissimilar mixers
- B01F33/821—Combinations of dissimilar mixers with consecutive receptacles
- B01F33/8212—Combinations of dissimilar mixers with consecutive receptacles with moving and non-moving stirring devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/20—Measuring; Control or regulation
- B01F35/21—Measuring
- B01F35/211—Measuring of the operational parameters
- B01F35/2111—Flow rate
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/20—Measuring; Control or regulation
- B01F35/21—Measuring
- B01F35/211—Measuring of the operational parameters
- B01F35/2112—Level of material in a container or the position or shape of the upper surface of the material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/20—Measuring; Control or regulation
- B01F35/21—Measuring
- B01F35/211—Measuring of the operational parameters
- B01F35/2113—Pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/80—Forming a predetermined ratio of the substances to be mixed
- B01F35/83—Forming a predetermined ratio of the substances to be mixed by controlling the ratio of two or more flows, e.g. using flow sensing or flow controlling devices
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/58—Treatment of water, waste water, or sewage by removing specified dissolved compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F2101/00—Mixing characterised by the nature of the mixed materials or by the application field
- B01F2101/305—Treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/03—Pressure
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/40—Liquid flow rate
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/42—Liquid level
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
Abstract
本发明公开了一种基于喷射器的浓药液在线稀释装置，包括浓药箱、水泵、水喷射器和稀药箱，所述浓药箱的顶部设有进药口，浓药箱的底部设有出药口；所述稀药箱的顶部设有进药口B，稀药箱的底部设有出药口B；所述水泵与除盐水输送管路连通，水泵连接第一支路和第二支路，第一支路的出口与水喷射器的工作水入口连通，第二支路的出口与浓药箱顶部的进药口A连通，浓药箱底部与水喷射器的引射入口连通，水喷射器的混合液出口与稀药箱顶部连通，稀药箱底部与加药计量泵连通。本发明的有益效果为：利用高速纯水产生的真空引射浓药液，可自动充分将浓药液配置成均匀稀药液，整体装置结构简单、运行可靠，降低了化学运行人员工作负荷，提高了加药精度，改善了系统运行水质。
The invention discloses an injector-based on-line dilution device for concentrated medicine, comprising a concentrated medicine tank, a water pump, a water injector and a diluted medicine tank. The top of the concentrated medicine box is provided with a medicine inlet, and the bottom of the concentrated medicine box is provided There is a medicine outlet; the top of the dilute medicine box is provided with a medicine inlet B, and the bottom of the dilute medicine box is provided with a medicine outlet B; the water pump is communicated with the demineralized water delivery pipeline, and the water pump is connected to the first branch and In the second branch, the outlet of the first branch is communicated with the working water inlet of the water jet, the outlet of the second branch is communicated with the drug inlet A at the top of the concentrated medicine box, and the bottom of the concentrated medicine box is connected with the ejection of the water jet The inlet is communicated, the mixed liquid outlet of the water jet is communicated with the top of the diluted medicine box, and the bottom of the diluted medicine box is communicated with the dosing metering pump. The beneficial effects of the invention are as follows: using the vacuum generated by high-speed pure water to eject the concentrated medicinal liquid, the concentrated medicinal liquid can be automatically and fully configured into a uniform thin medicinal liquid, the overall device structure is simple, the operation is reliable, and the workload of chemical operators is reduced. Improve the accuracy of dosing and improve the water quality of the system.
Description
Technical field
The present invention relates to water chemistry processing technology fields, and in particular to a kind of dense medical fluid on-line dilution dress based on injector
It sets.
Background technique
In steam power steam/water circulating water chemistry process field, to avoid dissolved oxygen corrosion, flowing accelerated corrosion from leading to vapour
Waterpipe wall surface is thinned or even breakage, therefore need to add chemical liquid reduces the dissolved oxygen in water supply and adjust pH value.Commonization
Learning medical fluid is usually the water for using pure water and solid powder (such as sodium sulfite) or high concentration liquid (such as ammonium hydroxide, hydrazine) to configure
Solution.
Currently, the mode that marine vapor dynamical system is generally frequently made up a prescription manually with fixed mixing ratio by water chemistry personnel, than
If system uptime is every 4h or 8h, the pure water and solid powder or high concentration liquid of fixed proportion are added into medicine-chest,
It is agitated that water supply system is uniformly injected by dosing metering pump again.This traditional dispensing method has the following deficiencies: one, artificial frequency
Numerous dispensing operation, increases workload, is unfavorable for erect-position of reducing the staff, and liquid proportion is not easy to adjust, and easily leads to dosage mistake
Greatly；Two, medicament dilution effect is bad, solid powder dissolution it is insufficient can generate residue and sediment, easily cause line clogging and
Bottom of device precipitating deposition.
Summary of the invention
It is an object of the present invention in view of the deficiencies of the prior art, provide a kind of utilization water ejector, micro pump, electricity
The components such as magnet valve, dense medicine-chest, dilute medicine-chest realize automatic on-line suction mixing, and by the accurate on-line dilution of dense medical fluid, accuracy
High, the good dense medical fluid on-line dilution device based on injector of dilution effect.
The technical solution adopted by the present invention are as follows: a kind of dense medical fluid on-line dilution device based on injector, including dense medicine-chest,
Water pump, water ejector and dilute medicine-chest, the top of the dense medicine-chest are equipped with feeding opening, and the bottom of dense medicine-chest is equipped with medicine outlet；It is described
The top of dilute medicine-chest is equipped with feeding opening B, and the bottom of dilute medicine-chest is equipped with medicine outlet B；The entrance and demineralized water delivery pipe of the water pump
Road connection, the outlet connection first branch and second branch, the outlet of the first branch and the work water inlet of water ejector of water pump
Connection, the outlet of second branch is connected to the feeding opening A at the top of dense medicine-chest, the medicine outlet A of dense medicine-chest bottom and water ejector
The connection of injection entrance, the mixture export of water ejector are connected to the feeding opening B at the top of dilute medicine-chest, the medicine outlet of dilute medicine-chest bottom
B is connected to the entrance of dosing metering pump.
According to the above scheme, pressure gauge and flowmeter A are configured in order in the first branch.
According to the above scheme, flowmeter is set on the pipeline between the medicine outlet of dense medicine-chest and the injection entrance of water ejector
B。
According to the above scheme, the blender being driven by motor is set in the dense medicine-chest.
According to the above scheme, low liquid level warning device A is equipped in the dense medicine-chest.
According to the above scheme, the bottom of the dense medicine-chest is equipped with sewage draining exit A, and sewage draining exit A is connected to blow-off line A.
According to the above scheme, high level switch, low liquid level switch and low liquid level warning device B are respectively equipped in dilute medicine-chest.
According to the above scheme, the bottom of dilute medicine-chest 7 offers sewage draining exit B, and sewage draining exit B is connected to blow-off line B.
According to the above scheme, the water pump is micro pump.
The invention has the benefit that
1, for the present invention for marine water chemical treatment automation urgent need, the vacuum injection generated using high speed pure water is dense
Solid medicine sufficiently can be configured to uniform dense medical fluid automatically by medical fluid, and dilute medicinal cupping setting high level switch controls inlet and outlet electromagnetism
Valve is automatically stopped dilution and makes up a prescription process, and single unit system structure is simple, reliable for operation, reduces chemical operations staff's workload,
Dosing precision is improved, system operation water quality is improved；
2, the present invention transmits energy and matter using fluid jet turbulence diffusion using directly mechanical energy is not consumed
Fluid conveying part-water ejector of amount, can effectively aspirate dense medical fluid and with the uniform mixed diluting of pure water, and keep dense medical fluid
It is constant with demineralized water flow proportional, dilute liquor strength can be accurately controlled, has structure simple, reliable for operation, energy-saving etc. excellent
Point；
3, dilute medicine-chest in the present invention can be directly connected to dosing metering pump, continuously add chemical liquid to water supply system,
When medical fluid exhausts can real-time online supplement same concentrations dilute medical fluid, eliminate centre and make up a prescription explosive box, reduce device sky
Between size occupy, meet compact-sized, light-weight design requirement；
4, the high and low liquid-level switch in the present invention and inlet and outlet solenoid valve mutual cooperation can be achieved automatic on-line and make up a prescription, no
Precision of making up a prescription is improved only, and reduces operations staff's time of compounding under the conditions of limited medicine-chest total measurement (volume) and component form
Interval and operational load, and improve operation water quality；
5, rationally, high reliablity is, it can be achieved that real-time online dilutes and cleaning function, and ensure that dilute for structure of the invention design
The even concentration of medical fluid is stablized, no residue and sediment, and component is simple, reliable for operation, reduces plant bulk and weight,
It can be used as the continuous dispensing module of the water supply systems robotics chemicals dosing plant such as steam power, nuclear power secondary circuit.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of a specific embodiment of the invention.
Wherein: 1, dense medicine-chest；2, inlet solenoid valve A；3, outlet solenoid valve A；4, water pump；5, outlet valve；6, water ejector；
7, dilute medicine-chest；8, inlet solenoid valve B；9, outlet solenoid valve B；10, flowmeter A；11, pressure gauge；12, flowmeter B；13, it stirs
Device；14, low liquid level warning device A；15, low liquid level warning device B；16, high level switch；17, blowdown valve A；18, blowdown valve B.
Specific embodiment
For a better understanding of the present invention, the present invention is further described in the following with reference to the drawings and specific embodiments.
A kind of dense medical fluid on-line dilution device based on injector as shown in Figure 1, including the spray of dense medicine-chest 1, water pump 4, water
Emitter 6 and dilute medicine-chest 7, the top of the dense medicine-chest 1 are equipped with feeding opening A, and the bottom of dense medicine-chest 1 is equipped with medicine outlet A and sewage draining exit
A, sewage draining exit A are connected to through blowdown valve A17 with blow-off line A；The top of dilute medicine-chest 7 is equipped with feeding opening B, the bottom of dilute medicine-chest 7
Portion is equipped with medicine outlet B, and the entrance of the water pump 4 (can be micro pump) is connected to demineralized water transfer pipeline, the outlet warp of water pump 4
(normally open can be ball valve, debugging suction desalination water flow) the connection first branch of outlet valve 5 and second branch, the first branch
Outlet be connected to the work water inlet of water ejector 6, the outlet of second branch is through 1 top inlet solenoid valve A2 and dense medicine-chest
(inlet solenoid valve A2 is normally off, is opened in the dense medical fluid of human configuration, by water pump 4 by dense medicine-chest 1 for feeding opening A connection
Demineralized water is injected to specified water level), the medicine outlet A of dense 1 bottom of medicine-chest is connected to the injection entrance of water ejector 6, water ejector 6
Mixture export be connected to through inlet solenoid valve B8 (normally off) with the feeding opening B at 7 top of dilute medicine-chest, dilute 7 bottom of medicine-chest
Medicine outlet B is connected to through outlet solenoid valve B9 (normally open) with the entrance of dosing metering pump, and water supply system is continuous when operating normally
Add dilute medical fluid.
In the present invention, pressure gauge 11 and flowmeter A10 (can be mechanical meters) are configured in order in the first branch；
Outlet solenoid valve A3 (normally off) is equipped in the medicine outlet of dense medicine-chest 1；In the medicine outlet of dense medicine-chest 1 and drawing for water ejector 6
Flowmeter B12 (can be mechanical meters) be set on pipeline between entry portal, dense medicinal liquid flow is aspirated in debugging.Aspirate demineralized water
Flow and dense medicinal liquid flow are kept fixed ratio, that is, can guarantee dilute liquor strength.
In the present invention, the blender 13 being driven by motor is set in the dense medicine-chest 1；Low liquid level warning is equipped in dense medicine-chest 1
Device A14.
In the present invention, high level switch 16, low liquid level switch and low liquid level warning device are respectively equipped in dilute medicine-chest 7
B15；Inlet solenoid valve B8 and the pass of water pump 4 that signal controls dilute medicine-chest 7 are generated when the liquid level in dilute medicine-chest 7 rises to specified water level
It closes, stops configuring dilute medical fluid；Liquid level in dilute medicine-chest 7 generates signal when being down to alarm liquid level and controls dilute 7 inlet solenoid valve of medicine-chest
B8 and water pump 4 are opened, and dilute medical fluid is initially configured.The bottom of dilute medicine-chest 7 offers sewage draining exit B, and sewage draining exit B passes through blowdown valve B18
(can be ball valve, normally off) be connected to blow-off line B.
In the present embodiment, the volume of the dense medicine-chest 1 is 40L, and the dense medical fluid design concentration of sodium sulfite about 22% is (with sulfurous
For acid solution), it is ensured that 3 days continuous operation demands of 450t/h boiler feedwater deep deoxygenization.The working water flow of water ejector 6
With draught jet capacity ratio about 4.5.Water pump 4 is demineralized water pressurization, can be micro pump, and the metered flow of water pump 4 is 1000L/
H, lift 2mH2O can adjust working water bypass flow by outlet valve 5.Dilute 7 volume of medicine-chest is 15L, the dilute medical fluid of sodium sulfite
Design concentration about 5%, it is ensured that 2h continuous dosing demand.
The working process of this embodiment is as follows: in dilute 7 low liquid level switch motion of medicine-chest, open inlet solenoid valve A2 and import
Solenoid valve B8 starts water pump 4, and demineralized water is pumped to water ejector 6, while aspirating 22% dense medical fluid in dense medicine-chest 1, and mix in real time
It closes, is fed directly to dilute medicine-chest 2；When the movement of the high level switch of dilute medicine-chest 2, switch off the pump 4, close inlet solenoid valve A2 and
Inlet solenoid valve B8.Cleaning process are as follows: water pump 4 is opened, the blowdown valve B18 of inlet solenoid valve A8 and dilute medicine-chest 7 is then turned on,
Utilize demineralized water cleaning water ejector 6, each flowmeter, pipeline and dilute medicine-chest 7；It is then turned on inlet solenoid valve A2 and dense medicine-chest 1
Blowdown valve A17 cleans dense medicine-chest 1 using demineralized water.Dense medical fluid configuration work process are as follows: first open micro pump 4, be then turned on
Inlet solenoid valve A2 injects demineralized water into dense medicine-chest 1 to specified water level, then artificial addition sodium sulfite powder, agitated device
13 are uniformly mixed；Dilute medical fluid on-line dilution concentration can be manually adjusted by ball valve 5 before being put into use.
Finally it should be noted that these are only the preferred embodiment of the present invention, it is not intended to restrict the invention, although
Referring to embodiment, invention is explained in detail, for those skilled in the art, still can be to aforementioned
Technical solution documented by each embodiment is modified or equivalent replacement of some of the technical features, but it is all
Within the spirit and principles in the present invention, any modification, equivalent replacement, improvement and so on should be included in protection of the invention
Within the scope of.
Claims (9)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810953251.XA CN109126590A (en) | 2018-08-21 | 2018-08-21 | A kind of dense medical fluid on-line dilution device based on injector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810953251.XA CN109126590A (en) | 2018-08-21 | 2018-08-21 | A kind of dense medical fluid on-line dilution device based on injector |
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| Publication Number | Publication Date |
|---|---|
| CN109126590A true CN109126590A (en) | 2019-01-04 |
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| CN201810953251.XA Pending CN109126590A (en) | 2018-08-21 | 2018-08-21 | A kind of dense medical fluid on-line dilution device based on injector |
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Cited By (4)
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| CN109925946A (en) * | 2019-03-26 | 2019-06-25 | 江苏旭龙环境科技有限公司 | A kind of proportioner and matching method |
| CN110404465A (en) * | 2019-08-13 | 2019-11-05 | 国投北部湾发电有限公司 | A dispensing device for adding medicine to water vapor in a thermal power plant and its application method |
| CN110975700A (en) * | 2019-12-30 | 2020-04-10 | 山西农业大学 | Automatic liquid preparation device |
| CN112717825A (en) * | 2020-12-15 | 2021-04-30 | 上海奥栋机电有限公司 | Propylene glycol liquid supplementing device, control method and device thereof, and storage medium |
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| CN110404465A (en) * | 2019-08-13 | 2019-11-05 | 国投北部湾发电有限公司 | A dispensing device for adding medicine to water vapor in a thermal power plant and its application method |
| CN110975700A (en) * | 2019-12-30 | 2020-04-10 | 山西农业大学 | Automatic liquid preparation device |
| CN112717825A (en) * | 2020-12-15 | 2021-04-30 | 上海奥栋机电有限公司 | Propylene glycol liquid supplementing device, control method and device thereof, and storage medium |
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Application publication date: 20190104 |
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| RJ01 | Rejection of invention patent application after publication |