CN206270738U - A kind of automatic medicine adding apparatus - Google Patents

Abstract

The utility model discloses a kind of automatic medicine adding apparatus, its drip irrigation device is：Including the trigger, PLC, circulating pump, dosing tank, backwash filter, the first stop valve, y-type filter, water sample sampling valve and the second stop valve that are connected with pipeline successively, trigger is arranged at the water inlet end of pipeline and is connected with the PLC, PLC is connected with dosing tank, and the second stop valve is arranged at the water side of pipeline；Combined type dose need to be only placed in dosing tank by user, start by dosing tank is connected into connection PLC and put into operation, the acid-base value intelligent decision of automatic detection fluid and add and throw corresponding liquid in the process of running, reduce the workload of design and site operation and improve solution treatment quality.

Description

A kind of automatic medicine adding apparatus

Technical field

The utility model is related to water-treatment technology field, more specifically, it relates to a kind of automatic medicine adding apparatus.

Background technology

The chemistry such as calcium carbonate, magnesium carbonate when high concentration dirt and life foundry loam can be heavy at temperature condenser position higher Product, when causing chiller capacity degradation, now by automatic medicine adding apparatus, is processed water quality, is applied to power plant The industry such as feedwater, stove water, recirculated water, wastewater treatment and oil, chemical industry, environmental protection, water system.

Fouling and dirt can reduce recirculated water heat exchange efficiency in circulation, easily cause heat exchanger tube pass to block, Corroding and destroy metal material, the corrosion product of cooling system can also be deposited in heat exchanger, cause the reduction of heat transfer efficiency, same When have the danger that initiation equipment leaks, while microbes form sticky sludge pollution equipment, produce acidic waste to trigger Burn into produces a large amount of product deposition of iron thing pollution heat exchangers and ammonia formation nitric acid to cause corrosion, if efficiently cannot thoroughly solve, Not only the maintenance of recirculated water, maintenance cost can be very high, and can reduce plant efficiency, delay the production schedule, increase parking safeguard Time.

In the prior art, artificial dosing can be typically selected, according to daily Analysis Results of Water Quality, chemical feeding quantity, but this is selected Plant mode dosing more random, fluctuation is big, and test point is relatively simple, the performance of recirculated water cannot be stablized, and follow in the past for a long time Ring water quality still cannot ensure.

Utility model content

In view of the shortcomings of the prior art, the purpose of this utility model is to provide one kind to carry out solution residue The automatic medicine adding apparatus of real-time detection.

To achieve the above object, the utility model provides following technical scheme：

A kind of automatic medicine adding apparatus, including be connected with pipeline successively trigger, PLC, circulating pump, dosing tank, Backwash filter, the first stop valve, y-type filter, water sample sampling valve and the second stop valve, the trigger are arranged at pipe The water inlet end in road and it is connected with the PLC, the PLC is connected with dosing tank, second stop valve is set In the water side of pipeline.

It is arranged such, when solution is flowed into by the water inlet end of pipeline, trigger sensing makes PLC start and control Corresponding detection probe etc. carries out detection work, and be analyzed for the data after measurement by PCL controllers, then controls the dosing tank to carry out Corresponding precipitation is neutralized with solution and produced in dosing to pipeline；There is a certain amount of sediment after dosing to pass through again Backwash filter is filtered, while the first stop valve effectively prevents the solution after filtering from being back to preceding working procedure, then is led to Cross y-type filter to be filtered again, while the water side of pipe band is provided with the water quality after water sample sampling valve filters dosing entering Row, as harmful substance in detection is exceeded, is re-circulated to the water inlet end of pipeline in the effect of detection, carries out detection agent-feeding treatment Effect, improve solution it is qualified after in the effect discharged, the security performance of discharge of increasing water quality, while also reducing blowdown wave The effect that expense solution resource and recovery solution residue are detected or recycled, operator only need to be by combined type chemical feeding quantity than pacifying Dosing tank is placed on, is started by chemical feed pipe is connected into connection PLC and is put into operation, in the process of running automatic detection fluid Acid-base value intelligent decision and add and throw corresponding liquid, reduce the workload of design and site operation, to overall neutralization quality, Safety and scene are put into operation there is provided reliable guarantee.

Further set：The PLC is connected with electrical conductivity detection probe, pH value detection probe, ORP value detection spy Head and chlorine residue detection probe, are respectively arranged with electrical conductivity interface, pH instrument interface, ORP instrument interface and remaining on the pipeline Chlorine instrument interface, the electrical conductivity detection probe, pH value detection probe, ORP value detection probe, chlorine residue detection probe respectively with conductance Rate interface, pH instrument interface, ORP instrument interface, the connection of chlorine residue instrument interface.

It is arranged such, will pop one's head in excuse correspondence clamping corresponding with pipeline, each probe is fixedly connected with pipeline, just The solution in pipeline is detected in corresponding probe, improves the stability popped one's head in during detection.

Further set：The dosing tank is provided with multiple, and multiple dosing tanks are connected with PLC.

It is arranged such, it would be desirable to which the type of dosing is separately loaded, and is easy to Classification Management, while being carried out to multiple harmful substances Regulation.

Further set：Measuring pump is provided with multiple dosing tanks, the measuring pump passes through chemical feed pipe and pipeline Connection.

It is arranged such, chemical feeding quantity of the dosing tank in dosing can be improved by measuring pump, the work of rational control chemical feeding quantity With.

Further set：The chemical feed pipe is connected by the second check valve with pipeline.

It is arranged such, effectively prevents dosing tank in dosing, solution is back in dosing tank by chemical feed pipe, improves dosing Stability during case dosing.

Further set：The backwash filter includes cylinder, is arranged at the mistake for automatic fitration solution in cylinder Filter unit and be arranged at outside cylinder the reflux unit for playing throttling and recovery effect.

It is arranged such, effectively recirculation water is filtered by filter element, while effectively being prevented in reflux unit Filter water is back to the effect in cylinder, improves the strainability of backwash filter.

Further set：Sewage draining exit is provided with pipeline between the PLC and circulating pump, in the blowdown Magnetic valve is provided with mouthful.

It is arranged such, is easy to by some impurity in solution after pipeline precipitation, the electromagnetism located after being arranged at blowdown Precipitation is pulled out pipeline by valve, improves the conveying stability of pipeline.

Further set：The internal box wall of the dosing tank is provided with polyurea anti-corrosion layer.

It is arranged such, polyurea anti-corrosion layer is provided with the internal box wall of dosing tank can effectively mitigate medicine to dosing tank Corrosion, can both improve the service life of dosing tank, have the pollution that corrosion thing can be prevented to water.

By using above-mentioned technical proposal, the utility model is compared compared with the prior art：When the water inlet that solution passes through pipeline When end flows into, trigger sensing makes PLC start and control electrical conductivity detection probe, the detection of pH value detection probe, ORP value Probe, chlorine residue detection probe etc. carry out detection work, and be analyzed for the data after measurement by PCL controllers, then controls dosing tank Dosing is carried out, dosing tank is carried out in quantitative dosing to pipeline by measuring pump；Pass through electromagnetism after residue precipitation in phase a little solution Valve is taken out of to sewage draining exit；There is a certain amount of sediment after dosing, then filtered by backwash filter, then pass through First stop valve effectively prevents the solution after filtering from being back to preceding working procedure, then is filtered again by y-type filter, while The water side of pipe band is provided with the water quality after water sample sampling valve is filtered to dosing in the effect for detecting, be harmful in such as detecting Material is exceeded, is re-circulated to the water inlet end of pipeline, detect the effect of agent-feeding treatment, is being carried out after raising solution is qualified The effect of discharge, the security performance of discharge of increasing water quality, while also reduce blowdown and wasting solution resource and reclaiming solution residue The effect for being detected or being recycled.

Brief description of the drawings

Fig. 1 is the flow chart of automatic medicine adding apparatus；

Fig. 2 is the structural representation of backwash filter；

Fig. 3 is the sectional view at backwash filter filter element；

Fig. 4 is the enlarged drawing at A in Fig. 3；

Fig. 5 is the enlarged drawing at C in Fig. 4；

Fig. 6 is the enlarged drawing at B in Fig. 3.

In figure：1st, cylinder；101st, inlet；102nd, liquid outlet；2nd, filter element；21st, upper filter；22nd, automatic fitration group Part；221st, support column；222nd, base；223rd, holding tank；224th, sealing column；225th, compression spring；226th, sealing plate；227th, interior card Block；228th, outer fixture block；229th, delivery port；23rd, lower filter；3rd, reflux unit；31st, the first check valve；32nd, return duct；33rd, reclaim Component；331st, recovery cylinder；332nd, recycling network；34th, blow-off pipe；35th, resettlement groove；36th, ring is disposed；37th, placket；38th, rear cylinder；39、 Switch valve；41st, retainer ring；42nd, support block；5th, trigger；6th, PLC；7th, circulating pump；8th, dosing tank；81st, measuring pump； 82nd, chemical feed pipe；83rd, the second check valve；9th, backwash filter；10th, the first stop valve；11st, y-type filter；12nd, water sample sampling Valve；13rd, the second stop valve；14th, electrical conductivity detection probe；15th, pH value detection probe；16th, ORP value detection probe；17th, chlorine residue inspection Probing head；18th, sewage draining exit；19th, magnetic valve；20th, pipeline；201 water inlet ends；202nd, water side.

Specific embodiment

Automatic medicine adding apparatus are described further referring to figs. 1 to Fig. 6.

As shown in figure 1, a kind of automatic medicine adding apparatus, including be connected with pipeline 20 successively trigger 5, PLC 6, Circulating pump 7, dosing tank 8, backwash filter 9, the first stop valve 10, y-type filter 11, water sample sampling valve 12 and second section Only valve 13.

As shown in figure 1, the water inlet end 201 in pipeline 20 is respectively arranged with water intaking valve and outlet valve, water outlet with water side 202 Valve is the second stop valve 13, while trigger 5 is arranged at the water inlet end 201 of pipeline 20 and is connected with PLC 6.

As shown in figure 1, PLC 6 is electrically connected with electrical conductivity detection probe 14, the detection of pH value detection probe 15, ORP value The probe of the detection relevant parameter such as probe 16, chlorine residue detection probe 17；Simultaneously be respectively arranged with pipeline 20 electrical conductivity interface, PH instrument interface, ORP instrument interface and chlorine residue instrument interface, and the detection of electrical conductivity detection probe 14, pH value detection probe 15, ORP value Detection probe, chlorine residue detection probe 17 are connected with electrical conductivity interface, pH instrument interface, ORP instrument interface, chlorine residue instrument interface respectively, will The data reality of electrical conductivity detection probe 14, pH value detection probe 15, ORP value detection probe 16 and chlorine residue detection probe 17 detection When feed back to PLC 6, by PLC 6 control dosing tank 8 carrying out dosing.

As shown in figure 1, for the ease of addition multi-medicament, dosing tank 8 is provided with multiple, and multiple dosing tanks 8 are and PLC Controller 6 is connected, while being provided with polyurea anti-corrosion layer on the internal box wall of dosing tank 8；It is provided with multiple dosing tanks 8 Measuring pump 81, and measuring pump 81 is connected by chemical feed pipe 82 with pipeline 20, while for anti-backflow, in chemical feed pipe 82 End is provided with the second check valve 83 and is connected with pipeline 20 again.

As shown in figure 1, sewage draining exit 18 is provided with pipeline 20 between PLC 6 and circulating pump 7, while in row The magnetic valve 19 for being easy to detach sludge is provided with dirty mouth 18.

As shown in Figures 2 and 3, backwash filter 9 includes cylinder 1, is arranged in cylinder 1 for automatic fitration solution Filter element 2 and being arranged at outside cylinder 1 plays the reflux unit 3 of throttling and recovery effect.

As shown in figure 3, filter element 2 includes the upper filter 21, one end that one end is slidably connected with the inlet 101 of cylinder 1 The automatic fitration component 22 and one end being connected with the other end of upper filter 21 are connected down with the other end of automatic fitration component 22 Filter core 23, lower filter 23 be arranged at the liquid outlet 102 of cylinder 1 and automatic fitration component 22 be used for open and close connection upper filter 21 with Lower filter 23；Retainer ring 41 is provided with upper filter 21, outer wall and the support block 42 of upper filter 21 are slidably connected, and in cylinder The support block 42 that sliding distance in cylinder 1 is in for limiting upper filter 21 is provided with the inlet 101 of body 1.

As shown in figure 4, automatic fitration component 22 includes the support column 221 being fixedly connected with upper filter 21, is fixedly installed on The sealing column 224 of base 222 inside cylinder 1, the holding tank 223, one end being arranged on base 222 and the connection of base 222 with And it is arranged at the compression spring 225 in holding tank 223；Support column 221 is slideably positioned in holding tank 223 and and compression spring 225 one end contradicts connection, and the other end of the compression spring 225 is fixedly connected with base 222.

As shown in figure 4, support column 221 is provided with several, in many Heavenly Stems and Earthly Branches daggers 221 with the compression spring 225 Connected with holding tank 223, and place is arranged circumferentially about on the end face with upper filter 21；In end face of the upper filter 21 towards lower filter 23 The delivery port 229 being provided with the heart, the other end of sealing column 224 is arranged in delivery port 229 and is set in the end of sealing column 224 There is footpath mouthful more than the sealing plate 226 in the footpath of delivery port 229 mouthful, sealing plate 226 is in T shape with sealing column 224 to be wholely set.

As shown in figure 5, one end of base 222 is provided with outer fixture block 228 in holding tank 223, in support column 221 and pressure One end that contracting spring 225 is contradicted is provided with interior fixture block 227, and interior fixture block 227 is arranged in holding tank 223 and is supported with outer fixture block 228 Connection is touched, the effect that support column 221 is clamped in holding tank 223 is realized.

As shown in Figures 2 and 3, reflux unit 3 includes the return duct 32 being sequentially connected, reclaims component 33, blow-off pipe 34；Reclaim Component 33 includes the recycling network 332 for being constituted recovery cylinder 331 by placket 37 and rear cylinder 38 and being arranged in recovery cylinder 331, placket It is bolted to connection between 37 and rear cylinder 38；And one end of recovery cylinder 331 is connected with blow-off pipe 34, the other end and return duct 32 connections.

As shown in fig. 6, being provided with placement ring 36 in recycling network 332, resettlement groove is provided with the inwall of recovery cylinder 331 35, recycling network 332 is connected by disposing ring 36 to be connected on resettlement groove 35 with recovery cylinder 331, reaches easy-to-dismount effect.

As shown in Fig. 2 in the end of return duct 32 is provided with for limiting return duct 32 solution flowing it is first unidirectional Valve 31, return duct 32 is connected by the first check valve 31 with the inlet 101 of cylinder 1；It is provided with for opening on blow-off pipe 34 Close solution and enter the switch valve 39 reclaimed in component 33, blow-off pipe 34 is connected by switch valve 39 with the other end of lower filter 23.

Operation principle：When solution is flowed into by the water inlet end 201 of pipeline 20, the sensing of trigger 5 opens PLC 6 Moving and control electrical conductivity detection probe 14, pH value detection probe 15, ORP value detection probe 16, chlorine residue detection probe 17 etc. is carried out Detection work, be analyzed for the data after measurement by PCL controllers, then controls the dosing tank 8 to carry out dosing, and dosing tank 8 is by meter Amount pump 81 is carried out in quantitative dosing to pipeline 20；Taken out of to blowdown by magnetic valve 19 after residue precipitation in period some solution Mouth 18；There is a certain amount of sediment after dosing, then filtered by backwash filter 9, during work, upper filter 21 will Filtration is carried out, when impurities accumulation is to a certain amount of and when influenceing filter effect, upper filter 21 forms certain pressure, forces The delivery port 229 of filter core 21 is opened, and compression spring 225 shrinks the delivery port for causing the impurity inside upper filter 21 by bottom 229 carry out drainage impurity, and impurity recovery is carried out being filtered and being reclaimed component 33 into lower filter 23, while after filtering Liquid come back to and be rinsed on the upper filter 21 of filter, hence into backwash state until pressure balance；Then Preceding working procedure is back to by the solution after the effective prevention filtering of the first stop valve 10, then is carried out again by y-type filter 11 Filtering, while the water side 202 of pipe band is provided with the water quality after water sample sampling valve 12 is filtered to dosing carrying out in the work for detecting With, as harmful substance in detection is exceeded, the water inlet end 201 of pipeline 20 is re-circulated to, detect the effect of agent-feeding treatment, In the effect discharged after raising solution is qualified, the security performance of discharge of increasing water quality, while also reducing blowdown wastes solution The effect that resource and recovery solution residue are detected or recycled.

The above is only preferred embodiment of the present utility model, and protection domain of the present utility model is not limited merely to Above-described embodiment, all technical schemes belonged under the utility model thinking belong to protection domain of the present utility model.Should refer to Go out, for those skilled in the art, some improvement under the premise of the utility model principle is not departed from and Retouching, these improvements and modifications also should be regarded as protection domain of the present utility model.

Claims (8)

1. a kind of automatic medicine adding apparatus, it is characterised in that：Including successively with pipeline（20）The trigger of connection（5）, PLC （6）, circulating pump（7）, dosing tank（8）, backwash filter（9）, the first stop valve（10）, y-type filter（11）, water sample sampling Valve（12）And second stop valve（13）, the trigger（5）It is arranged at pipeline（20）Water inlet end（201）And with the PLC Controller（6）Connection, the PLC（6）With dosing tank（8）Connection, second stop valve（13）It is arranged at pipeline （20）Water side（202）.

2. a kind of automatic medicine adding apparatus according to claim 1, it is characterised in that：The PLC（6）It is connected with electricity Conductance detection probe（14）, pH value detection probe（15）, ORP value detection probe（16）And chlorine residue detection probe（17）, institute State pipeline（20）On be respectively arranged with electrical conductivity interface, pH instrument interface, ORP instrument interface and chlorine residue instrument interface, the electrical conductivity Detection probe（14）, pH value detection probe（15）, ORP value detection probe（16）, chlorine residue detection probe（17）Respectively with electrical conductivity Interface, pH instrument interface, ORP instrument interface, the connection of chlorine residue instrument interface.

3. a kind of automatic medicine adding apparatus according to claim 1, it is characterised in that：The dosing tank（8）It is provided with multiple, Multiple dosing tanks（8）And PLC（6）Connection.

4. a kind of automatic medicine adding apparatus according to claim 3, it is characterised in that：In multiple dosing tanks（8）It is all provided with It is equipped with measuring pump（81）, the measuring pump（81）By chemical feed pipe（82）With pipeline（20）Connection.

5. a kind of automatic medicine adding apparatus according to claim 4, it is characterised in that：The chemical feed pipe（82）It is single by second To valve（83）With pipeline（20）Connection.

6. a kind of automatic medicine adding apparatus according to claim 1, it is characterised in that：The backwash filter（9）Including Cylinder（1）, be arranged at cylinder（1）The interior filter element for automatic fitration solution（2）And it is arranged at cylinder（1）Play outside Throttling and the reflux unit of recovery effect（3）.

7. a kind of automatic medicine adding apparatus according to claim 1, it is characterised in that：In the PLC（6）With circulation Pump（7）Between pipeline（20）On be provided with sewage draining exit（18）, in the sewage draining exit（18）On be provided with magnetic valve（19）.

8. a kind of automatic medicine adding apparatus according to claim 1, it is characterised in that：In the dosing tank（8）Internal box wall It is provided with polyurea anti-corrosion layer.