CN109738247A - One kind being used for water quality detection automatic centrifugation pretreatment unit and method - Google Patents
One kind being used for water quality detection automatic centrifugation pretreatment unit and method Download PDFInfo
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- CN109738247A CN109738247A CN201811588699.2A CN201811588699A CN109738247A CN 109738247 A CN109738247 A CN 109738247A CN 201811588699 A CN201811588699 A CN 201811588699A CN 109738247 A CN109738247 A CN 109738247A
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Abstract
The invention discloses one kind to be used for water quality detection automatic centrifugation pretreatment unit, including shell, main water supply tube, running water pipe, waste pipe, sample reserving tube, intake pump, draining pump, source water inlet valve, tap water inlet valve, wastewater valve, the valve that keeps sample, filling apparatus, centrifugation pipeline, swing mechanism, centrifugal mechanism, controller, connecting tube and waste pipe；And it is a kind of for water quality detection automatic centrifugation preprocess method, raw water to be measured is injected in centrifuge using connecting tube and is centrifuged, and is used to analyze by connecting tube extraction again by the centrifugal water isolated automatically, then waste water is discharged, the water process for realizing entire source water automation, is simple and efficient.
Description
Technical field
The invention belongs to water quality detection instrument field, it is especially a kind of for water quality detection automatic centrifugation pretreatment unit and
Method.
Background technique
The total phosphorus automatic monitor main brand that Water Automatic Monitoring System uses, analysis principle generally use ammonium molybdate
Spectrophotometry, method is consistent with manual monitoring method, but digestion process and water sample preprocessing process and laboratory method exist
Certain difference.The difference of process results in the difference of test result, especially when turbidity is higher in water, the parameters such as total phosphorus
Automatic monitoring result can be obviously by the interference of turbidity, generally being positively correlated property.Therefore water can quickly be reduced by lacking one kind
The pretreatment unit of water-quality constituents is not changed while sample turbidity again.
Summary of the invention
The present invention increases automatic hoisting mechanism and the rotating mechanism with rotation verifying unit, benefit on the basis of centrifuge
Source water to be measured is injected in centrifuge with connecting tube and is centrifuged, and the centrifugal water isolated is extracted out by connecting tube again automatically and is used
In analysis, then waste water is discharged, the water process of entire source water automation is realized, is simple and efficient.
To solve the above-mentioned problems, the present invention proposes a kind of for water quality detection automatic centrifugation pretreatment unit and method.
The technical scheme adopted by the invention is that:
One kind being used for water quality detection automatic centrifugation pretreatment unit, including shell, connecting tube, running water pipe, waste pipe, stays
Sample pipe, draining pump, source water inlet valve, tap water inlet valve, wastewater valve, the valve that keeps sample, filling apparatus, centrifugation pipeline, returns at intake pump
Rotation mechanism, centrifugal mechanism, controller, connecting tube and waste pipe, the connecting tube, running water pipe, waste pipe, sample reserving tube, metering
Cup, overflow cup, centrifugation pipeline, intake pump, draining pump, swing mechanism are fixedly connected with shell with centrifugal mechanism, and connecting tube connects source
Water inlet valve, running water pipe connect tap water inlet valve, and sample reserving tube connection keeps sample valve, and waste pipe connects wastewater valve, intake pump it
Before be separately connected source water inlet valve and tap water inlet valve, intake pump connects filling apparatus, centrifugation pipeline is connected after intake pump,
Draining pump is connected after centrifugation pipeline, and keep sample valve and wastewater valve are separately connected after draining pump；Swing mechanism includes lifters, rotation
Turn part, location sensitive part and connecting tube, lifters and revolving part are connected, revolving part link position induction pieces, position sensor with
Centrifugal mechanism is matched and connecting tube and centrifugation piping connection；Controller and intake pump, draining pump, source water inlet valve, tap water are intake
Valve, wastewater valve, the valve that keeps sample, centrifugation pipeline, lifters, revolving part, location sensitive part, centrifugal mechanism pass through communication cooperation.From
On the basis of scheming, increase automatic hoisting mechanism and the rotating mechanism with rotation verifying unit, using connecting tube by source to be measured
Water injects centrifugation in centrifuge, and is used to analyze by connecting tube extraction again by the centrifugal water isolated automatically, then by waste water
The water process of entire source water automation is realized in discharge, and operating efficiency is high, the time-consuming period it is short, it can be achieved that the online of surface water and
When monitor, improve early warning efficiency.
Further, the revolving part includes whirler and finger plate, the fixed whirler of lifter plate, whirler connection rotation
Plate, swivel plate fixation position induction pieces and connecting tube, the lifters include elevator, fixed plate and lifter plate, are consolidated in shell
Determine fixed plate, the fixed elevator of fixed plate, elevator connects lifter plate, and lifter plate is movably connected with fixed plate.Pass through elevator
It drives lifter plate to move in fixed plate, can guarantee and movement travel is adjusted by elevator while lifter plate moves along a straight line,
Guarantee that connecting tube can go deep into Centrifuge Cup bottom and sufficiently draw waste liquid and connecting tube in the premise for not extracting bottom waste stream
It is lower to take the centrifugal water on upper layer away；Whirler drives finger plate rotation, and the position of Centrifuge Cup is incuded by position sensor, can be protected
It demonstrate,proves after centrifuge centrifugation, the detection for Centrifuge Cup undefined position realizes that connecting tube is corresponding with Centrifuge Cup.
Further, the centrifugal mechanism includes centrifuge, force piece, lid door and Centrifuge Cup, inside centrifuge it is fixed from
Heart cup, position sensor and Centrifuge Cup cooperate, and connecting tube and Centrifuge Cup cooperate, and connector is connected shell, and force piece is connected shell,
Force piece is connect with lid door, and lid door is located above centrifuge, and lid door can separate connecting tube and Centrifuge Cup under force piece driving；Control
Device processed and force piece and centrifuge pass through communication cooperation.Lid door can be achieved by the drive of force piece to move along the chute, realize lid
Door covering or exposure centrifuge guarantee that connecting tube will not be interfered in lifting, connecting tube can make when being in situ foreign matter without
Method enters centrifuge, improves the detection accuracy of testing result.
Preferably, the centrifugal mechanism further includes the left sliding slot being vertically arranged, the right rail and gliding groove that are vertically arranged, lid
Door includes left cover door and right cover door, and force piece includes left power rail, left cylinder, right power rail and right cylinder, left sliding slot and right cunning
Slot is vertically arranged and divides column shell two sides, and gliding groove both ends are connect with the bottom of left sliding slot, right rail respectively, left cover door top with
Left sliding slot connection, left cover door lower part are connect with gliding groove, and right cover door top is connect with right rail, and right cover door lower part and gliding groove connect
It connects, left cylinder is connect with left power rail top, and left power rail lower part connects with left cover door hinge, and right cylinder and right power rail top connect
It connects, right power rail lower part connects with right cover door hinge.
Further, the filling apparatus includes jigger, jigger inlet valve, jigger outlet valve and overflow cup, into
Jigger jigger inlet valve is connected after water pump, and jigger is connected after jigger inlet valve, is separately connected after jigger
Overflow cup and jigger outlet valve, jigger outlet valve connect intake pump later, waste pipe are connected after overflow cup.
Preferably, the centrifugation pipeline includes Centrifuge Cup inlet valve and Centrifuge Cup drain valve, is connected before Centrifuge Cup inlet valve
Water pump is tapped into, connection connecting tube is connected after Centrifuge Cup inlet valve, Centrifuge Cup drain valve, Centrifuge Cup draining are connected after connecting tube
Draining pump is connected after valve.
It preferably, further include clear liquid discharging valve, centrifugation water pipe, extra clear liquid discharging valve, jigger inlet valve and jigger
Outlet valve, connects draining pump before the clear liquid discharging valve, connects centrifugation water pipe and extra by threeway after clear liquid discharging valve
Clear liquid discharging valve, extra clear liquid discharging valve connect draining pump later；The inlet and outlet of jigger is separately connected jigger water inlet
Valve and jigger outlet valve；Source water inlet valve includes source water water inlet main valve and source water water inlet service valve, and tap water inlet valve includes
Tap water water inlet main valve and tap water water inlet service valve, source water water inlet main valve and source water water inlet service valve are connected in parallel, tap water
Water inlet main valve and tap water water inlet service valve are connected in parallel.
Step 1: controller receives enabling signal, and the position of Centrifuge Cup is judged by the signal of sensor, if:
A. sensor receives the reflection signal of Centrifuge Cup, then connecting tube is goed deep into Centrifuge Cup bottom；
B. sensor signal does not receive the reflection signal of Centrifuge Cup, then continues to move to connecting tube position, until sensor
The reflection signal for receiving Centrifuge Cup direction, gos deep into Centrifuge Cup bottom for connecting tube later；
Step 2: opening tap water inlet valve, Centrifuge Cup inlet valve and intake pump, intake pump is by tap water by quantitatively adding
Note plus past Centrifuge Cup carry out rinse, after the completion of adding water, close tap water inlet valve, Centrifuge Cup inlet valve and intake pump, then open
Water is discharged by wastewater valve by draining pump, is then shut off Centrifuge Cup draining by Centrifuge Cup drain valve, draining pump and wastewater valve
Valve, draining pump and wastewater valve；
Step 3: opening source water inlet valve, Centrifuge Cup inlet valve and intake pump, intake pump first will test water by quantitatively adding
Note plus past Centrifuge Cup close source water inlet valve, Centrifuge Cup inlet valve and intake pump, connecting tube are detached after the completion of adding detection water
Centrifuge Cup starts to be centrifuged；
Step 4: after centrifugation, then judge by the signal of sensor the position of Centrifuge Cup, if:
A. sensor receives the reflection signal of Centrifuge Cup, then connecting tube is goed deep into Centrifuge Cup top；
B. sensor does not receive the reflection signal of Centrifuge Cup, then mobile connection pipe position, until sensor receive from
The reflection signal in heart cup direction, gos deep into Centrifuge Cup top for connecting tube later；
Step 5: opening Centrifuge Cup drain valve, draining pump, centrifugation water valve, then centrifugal water is passed through by draining pump and is centrifuged
Water valve leads to the sampling cup of detecting instrument, is then shut off Centrifuge Cup drain valve, draining pump and centrifugation water valve；
Step 6: connecting tube is passed to Centrifuge Cup bottom, opens Centrifuge Cup drain valve, draining pump, waste water by connecting tube downlink
Lower clear liquid is then discharged by draining pump by wastewater valve, is then shut off Centrifuge Cup drain valve, draining pump and wastewater valve by valve；
Step 7: opening tap water inlet valve, Centrifuge Cup inlet valve and intake pump, intake pump is by tap water by quantitatively adding
Note plus past Centrifuge Cup are cleaned, and after the completion of adding water, close tap water inlet valve, Centrifuge Cup inlet valve and intake pump, then open
Water is discharged by wastewater valve by draining pump, is then shut off Centrifuge Cup draining by Centrifuge Cup drain valve, draining pump and wastewater valve
Valve, draining pump and wastewater valve；
Step 8: after to tap water discharge, closing Centrifuge Cup drain valve, draining pump and wastewater valve, connecting tube is detached
Centrifuge Cup is detected next time.
Preferably, the quantitative filling uses following methods: opening jigger inlet valve, intake pump first adds liquid toward meter
Measuring cup, after jigger is filled it up with, if jigger has extra liquid after filling it up with, extra liquid flows to overflow cup, overflow cup
Interior extra liquid is discharged into sewer, then opens jigger outlet valve, closes jigger inlet valve, and intake pump in turn will metering
Liquid in cup is added by Centrifuge Cup inlet valve toward Centrifuge Cup, and the liquid in cup to be batched is all after addition Centrifuge Cups, close from
Heart cup inlet valve, jigger outlet valve complete quantifying for a Centrifuge Cup, and then circulation is repeatedly plus water is until by all Centrifuge Cups
In addition liquid, cycle-index is equal with Centrifuge Cup quantity, completes quantitative filling.
Preferably, in the step 1, before judging the position of Centrifuge Cup, first judge whether exclude last time centrifugation after not
The extra centrifugal water being finished: if the instruction of a. system signal does not need to retain these extra centrifugal waters, start draining pump, pass through row
Extra centrifugal water is sucked out water pump from sampling cup, the extra clear liquid in sampling cup successively pass through extra clear liquid dump valve, draining pump,
Wastewater valve discharge；B. if system signal instruction needs to retain these extra centrifugal waters, start draining pump, it will be more by draining pump
Remaining centrifugal water from sampling cup be sucked out, and successively by extra clear liquid dump valve, draining pump, keep sample valve, then keep sample.
The present invention compared with the existing technology has the following advantages that and effect:
1, the present invention increases automatic hoisting mechanism and the rotating mechanism with rotation verifying unit on the basis of centrifuge,
Source water to be measured is injected in centrifuge using connecting tube and is centrifuged, and automatically extracts the centrifugal water isolated by connecting tube again out
For analyzing, then waste water is discharged, realizes the water process of entire source water automation, operating efficiency is high, and the time-consuming period is short, can be real
Now to the online timely monitoring of surface water, early warning efficiency is improved.
2, the present invention increases centrifugation gate above centrifuge, and lid door can be achieved by the drive of motor and move along the chute,
It realizes lid door covering or exposure centrifuge, guarantees that connecting tube will not be interfered in lifting, connecting tube can make when being in situ
Foreign matter cannot be introduced into centrifuge, improve the detection accuracy of testing result.
3, the present invention guarantees to be consistent into the amount of liquid in each Centrifuge Cup every time by way of quantitative filling,
Guarantee the quality of centrifugation；Guarantee to pollute outside overflow out after jigger is filled it up with again with overflow cup simultaneously.
4, the present invention, when the detection liquid for needing will test instrument is discharged, is directly used by increasing extra clear liquid dump valve
It is sucked out from detecting instrument and is discharged into waste pipe by draining pump, and being not required to increase redundant equipment can be realized this function.
Detailed description of the invention
The attached drawing constituted part of this application is used to provide further understanding of the present invention, schematic reality of the invention
It applies example and its explanation is used to explain the present invention, do not constitute improper limitations of the present invention.
Fig. 1 is the schematic diagram of the embodiment of the present invention 1；
Fig. 2 is the schematic diagram of internal structure of Fig. 1；
Fig. 3 is the front view of Fig. 2；
Fig. 4 is the schematic internal view of the embodiment of the present invention 2；
Fig. 5 is the schematic internal view of the embodiment of the present invention 3；
Fig. 6 is lifters and revolving part schematic diagram of the invention；
Fig. 7 is piping diagram of the invention.
Label declaration:
Shell 1；Centrifuge 2；Water inlet pipe 3；Outlet pipe 4；Centrifuge Cup 5；Left cover door 6；
Left power rail 7；Left sliding slot 8；Right cover door 9；Right power rail 10；Right rail 11；
Gliding groove 12；Left cylinder 13；Right cylinder 14；Connecting tube 15；Position sensor 16；
Swivel plate 17；Belt wheel 18；Whirler 19；Elevator 20；Fixed plate 21；Lifter plate 22；
Height sensors 23；Water outlet pump 24；Intake pump 25；Left-handed rotating motor 26；Dextrorotation rotating motor 27；
Rotating electric machine 28；Sliding slot 29；Track 30；Sliding block 31；Lead screw 32.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that described herein, specific examples are only used to explain the present invention, not
For limiting the present invention.
Embodiment 1:
As shown in Fig. 1,2,3,6,7, one kind being used for water quality detection automatic centrifugation pretreatment unit, including shell 1, centrifuge
2, water inlet pipe 3, outlet pipe 4, Centrifuge Cup 5, left cover door 6, left power rail 7, left sliding slot 8, right cover door 9, right power rail 10, right rail
11, gliding groove 12, left cylinder 13, right cylinder 14, connecting tube 15, position sensor 16, swivel plate 17, belt wheel 18, whirler 19,
Elevator 20, fixed plate 21, lifter plate 22, height sensors 23, water outlet pump 24 and intake pump 25 pass through bolt inside shell 1
Fixed water inlet pipe 3, outlet pipe 4, left power rail 7, left sliding slot 8, right cover door 9, right power rail 10, right rail 11, left cylinder 13, the right side
Cylinder 14 and fixed plate 21, water inlet pipe 3 are connected to by pipeline with intake pump 25, intake pump 25 be connected in parallel jigger inlet valve,
Jigger and jigger outlet valve, intake pump 25 are connected to by pipeline with the inlet valve of connecting tube 15, and water outlet pump 24 passes through pipeline
Also it is connected to the outlet valve of connecting tube 15, outlet pipe 4 is connected to by pipeline with water outlet pump 24, and water outlet pump 24 and intake pump 25 are installed
At 1 top of shell；Fixed plate 21 is mounted on 1 middle part of shell, installs whirler 19 at the top of fixed plate 21, whirler 19 connects lead screw
32, feed screw nut and lifter plate 22 are fixed, and the sliding block 31 of 22 back side two sides of lifter plate is connect with the track 30 of 21 two sides of fixed plate,
Whirler 19 is installed in 17 upper surface of lifter plate, and whirler 19 is connect by belt with belt wheel 18,18 bottom fixing rotating panel of belt wheel
17,4 connecting tubes 15, an angle installation site inductor 16 of swivel plate 17, swivel plate 17 are installed in four angles of swivel plate 17
Lower surface mounting height inductor 23；2 left sliding slot 8 and 2 piece right rails 11 are vertically installed in the two sides of fixed plate 21 respectively,
Ipsilateral left sliding slot 8 and 11 bottom of right rail is connected by gliding groove 12, and 6 one end of left cover door connects left sliding slot 8 by pulley, left
6 other end of lid door connects the left part of gliding groove 12, the hinged left power rail 7 in 6 top of left cover door, left 7 top of power rail by pulley
Left cylinder 13 is installed, left cylinder 13 is fixed on 1 top of shell, and 9 one end of right cover door connects right rail 11, right cover door 9 by pulley
The other end connects the right part of gliding groove 12 by pulley, the hinged right power rail 10 in the top of right cover door 9, installs at the top of right power rail 10
Right cylinder 14, right cylinder 14 are fixed on 1 top of shell, are centrifuge 2 immediately below swivel plate 17, centrifuge 2 is fixed on 1 bottom of shell
Portion, centrifuge 2 is interior to install 4 Centrifuge Cups 5.
In use, 4 Centrifuge Cups 5 are fixed in centrifuge 2, if the cup holder in the corresponding centrifuge 2 of position sensor 16,
Then whirler 19 does not work, and otherwise the work of whirler 19 is rotated by belt band movable belt pulley 18, and then rotates swivel plate 17 directly
Cup holder to the corresponding centrifuge 2 of position sensor 16；Then elevator 20 works, and drives lifter plate 22 in fixed plate 21
Track 30 move down until connecting tube 15 go deep into inside Centrifuge Cup 5, elevator 20 stops working, start intake pump 25, source water from into
Water pipe 3 enters, and is injected in Centrifuge Cup 5 by connecting tube 15, and after the completion of injection, elevator 20 works, and reversion drives lifter plate 22
Track in fixed plate 21 rises to original position, and left cylinder 13 and right cylinder 14 are started to work at this time, pushes left power rail 7 respectively
With right power rail 10, left power rail 7 drives left cover door 6 along left sliding slot 8 and the sliding of gliding groove 12 until becoming water from vertical position
Prosposition is set, and right cover door 9 is similarly；Centrifuge 2 works later, and after completing centrifugation, 14 return of left cylinder 13 and right cylinder is pulled back respectively
Left power rail 7 and right power rail 10, left power rail 7 drive left cover door 6 along left sliding slot 8 and the sliding of gliding groove 12 until by horizontal position
Setting becomes vertical position, and right cover door 9 is similarly；Later, if position sensor 16 corresponds to the cup holder in centrifuge 2, whirler
19 do not work, and otherwise the work of whirler 19 is rotated by belt band movable belt pulley 18, and then make the rotation of swivel plate 17 until position is felt
Answer the cup holder in the corresponding centrifuge 2 of device 16；Then elevator 20 works, and track of the lifter plate 22 in fixed plate 21 is driven to move down
Until connecting tube 15 is goed deep into inside Centrifuge Cup 5, water outlet pump 24 works, and the liquid after centrifugation is extracted out out of Centrifuge Cup 5, by being discharged
Pipe 4 is discharged.
Embodiment 2:
The present embodiment is substantially the same manner as Example 1, and distinctive points are: as shown in Fig. 1,4,6, in embodiment 2, cancelling left dynamic
Power bar 7, left sliding slot 8, right power rail 10, right rail 11, gliding groove 12, left cylinder 13 and right cylinder 14 are changed to be fixed on shell 1
The left-handed rotating motor 26 and dextrorotation rotating motor 27 at bottom both ends, left-handed rotating motor 26, dextrorotation rotating motor 27 pass through shaft and left cover
Door 6, right cover door 9 connect, and when work, left-handed rotating motor 26 and dextrorotation rotating motor 27 drive left cover door 6 and right cover door 9 by rotation
Rotation.
Embodiment 3:
The present embodiment is substantially the same manner as Example 1, and distinctive points are: as shown in Fig. 1,5,6, in embodiment 2, cancelling left dynamic
Power bar 7, left sliding slot 8, right power rail 10, right rail 11, gliding groove 12, left cylinder 13 and right cylinder 14 are changed to be fixed on shell 1
The rotating electric machine 28 and sliding slot 29 of bottom, rotating electric machine 28 are connect by shaft with left cover door 6, and left cover door 6 passes through shaft and the right side
Lid door 9 connects, and 9 other end of right cover door connects sliding slot 29 by pulley, and when work, the rotation of rotating electric machine 28 drives the rotation of left cover door 6
It rotates into and makes 29 linear motion along the chute of right cover door 9.
Embodiment 4:
The present embodiment is substantially the same manner as Example 1, and distinctive points are: in embodiment 4, the outlet of intake pump 25 is divided into 6
Branch, a connection jigger inlet valve, in addition 5 are separately connected 1 inlet valve of Centrifuge Cup plus water ga(u)ge 1, Centrifuge Cup 1
Number, 1 drain valve of Centrifuge Cup, 2 inlet valve of Centrifuge Cup, plus water ga(u)ge 2, Centrifuge Cup 2,2 drain valve of Centrifuge Cup, Centrifuge Cup 3
Inlet valve plus water ga(u)ge 3, Centrifuge Cup 3,3 drain valve of Centrifuge Cup, 4 inlet valve of Centrifuge Cup plus water ga(u)ge 4, centrifugation
Cup 4,4 drain valve of Centrifuge Cup and failure feed water valve；Drain flow-meter and water outlet pump 24 are connected after 5 branch circuit parallel connections, out
Water pipe 4 is connected to by pipeline with water outlet pump 24.
Embodiment 5:
The present embodiment is substantially the same manner as Example 4, and distinctive points are: in embodiment 5, water inlet pipe 3 divide for running water pipe and
Connecting tube with filter, outlet pipe 4 divide for waste pipe and are centrifuged water pipe, and running water pipe and connecting tube are by two water valve controls
System, waste pipe controls by wastewater valve, and clear liquid connects water outlet pump 24 before extracting valve, clear liquid extract pass through after valve threeway connect from
Edema with the heart involved pipe and extra clear liquid discharging valve, extra clear liquid discharging valve connect water outlet pump 24 later.
Embodiment 6:
The present embodiment is substantially the same manner as Example 4, and distinctive points are: in embodiment 6, overflow cup is connected at the top of jigger,
Waste pipe is connected after overflow cup.
Embodiment 7:
As shown in Fig. 1,2,3,6,7, one kind being used for water quality detection automatic centrifugation preprocess method, which is characterized in that including
Following steps:
Step 1: the controller of pretreatment unit receives enabling signal, judges Centrifuge Cup by the signal of position sensor 16
5 position, if:
A. position sensor 16 receives the reflection signal of Centrifuge Cup 5, then connecting tube 15 is goed deep into 5 bottom of Centrifuge Cup；
B. 16 signal of position sensor does not receive the reflection signal of Centrifuge Cup 5, then continues to move to 15 position of connecting tube, directly
The reflection signal in 5 direction of Centrifuge Cup is received to position sensor 16, and connecting tube 15 is goed deep into 5 bottom of Centrifuge Cup later；
Step 2: opening tap water inlet valve, jigger inlet valve, Centrifuge Cup inlet valve and intake pump 25, intake pump 25 is first
By tap water plus toward jigger, after jigger is filled it up with, if jigger has extra tap water, extra tap water after filling it up with
Flow to overflow cup, extra tap water is discharged into sewer in overflow cup, then opens jigger outlet valve, intake pump 25 and then will
Tap water in jigger adds past Centrifuge Cup 5 by Centrifuge Cup inlet valve, and Centrifuge Cup 5 is all added in the tap water in cup to be batched
Afterwards, closing Centrifuge Cup inlet valve, completes quantifying for a Centrifuge Cup 5, and then circulation is repeatedly plus water is until all Centrifuge Cups 5 are added
Upper tap water, cycle-index is equal with 5 quantity of Centrifuge Cup, completes quantitative filling, after the completion of adding water, closing tap water inlet valve,
Jigger inlet valve, Centrifuge Cup inlet valve and intake pump 25, then Centrifuge Cup drain valve, draining pump and wastewater valve are opened, pass through row
Water is discharged water pump by wastewater valve, is then shut off Centrifuge Cup drain valve, draining pump and wastewater valve；
Step 3: opening source water inlet valve, jigger inlet valve, Centrifuge Cup inlet valve and intake pump 25, intake pump 25 first will
Source water adds toward jigger, and after jigger is filled it up with, if jigger has extra source water after filling it up with, extra source water flow is toward overflow
Glass, extra source water is discharged into sewer in overflow cup, then opens jigger outlet valve, intake pump 25 in turn will be in jigger
After source water adds past Centrifuge Cup 5, the source water in cup to be batched that Centrifuge Cup 5 all is added by Centrifuge Cup inlet valve, Centrifuge Cup is closed
Inlet valve completes quantifying for a Centrifuge Cup 5, and then circulation is repeatedly plus water is until add tap water, circulation for all Centrifuge Cups 5
Number is equal with 5 quantity of Centrifuge Cup, completes quantitative filling, after the completion of adding water, closes source water inlet valve, jigger inlet valve, meter
Measuring cup outlet valve, Centrifuge Cup inlet valve and intake pump 25, after the completion of adding source water, close source water inlet valve, Centrifuge Cup inlet valve and
Connecting tube 15 is detached Centrifuge Cup 5, starts to be centrifuged by intake pump 25；
Step 4: after centrifugation, then judge by the signal of position sensor 16 position of Centrifuge Cup 5, if:
A. position sensor 16 receives the reflection signal of Centrifuge Cup 5, then connecting tube 15 is goed deep into 5 top of Centrifuge Cup；
B. position sensor 16 does not receive the reflection signal of Centrifuge Cup 5, then 15 position of mobile connection pipe, until position is felt
It answers device 16 to receive the reflection signal in 5 direction of Centrifuge Cup, connecting tube 15 is goed deep into 5 top of Centrifuge Cup later；
Step 5: opening Centrifuge Cup drain valve, draining pump, centrifugation water valve, then centrifugal water is passed through by draining pump and is centrifuged
Water valve leads to the sampling cup of detecting instrument, is then shut off Centrifuge Cup drain valve, draining pump and centrifugation water valve；
Step 6: connecting tube 15 is passed to 5 bottom of Centrifuge Cup by 15 downlink of connecting tube, open Centrifuge Cup drain valve, draining pump,
Lower clear liquid is then discharged by draining pump by wastewater valve, is then shut off Centrifuge Cup drain valve, draining pump and waste water by wastewater valve
Valve；
Step 7: opening tap water inlet valve, jigger inlet valve, Centrifuge Cup inlet valve and intake pump 25, intake pump 25 is first
By tap water plus toward jigger, after jigger is filled it up with, if jigger has extra tap water, extra tap water after filling it up with
Flow to overflow cup, extra tap water is discharged into sewer in overflow cup, then opens jigger outlet valve, intake pump 25 and then will
Tap water in jigger adds past Centrifuge Cup 5 by Centrifuge Cup inlet valve, and Centrifuge Cup 5 is all added in the tap water in cup to be batched
Afterwards, closing Centrifuge Cup inlet valve, completes quantifying for a Centrifuge Cup 5, and then circulation is repeatedly plus water is until all Centrifuge Cups 5 are added
Upper tap water, cycle-index is equal with 5 quantity of Centrifuge Cup, completes quantitative filling, after the completion of adding water, closing tap water inlet valve,
Jigger inlet valve, Centrifuge Cup inlet valve and intake pump 25, then Centrifuge Cup drain valve, draining pump and wastewater valve are opened, pass through row
Water is discharged water pump by wastewater valve, is then shut off Centrifuge Cup drain valve, draining pump and wastewater valve；
Step 8: after to tap water discharge, closing Centrifuge Cup drain valve, draining pump and wastewater valve, connecting tube 15 is taken out
From Centrifuge Cup 5, detected next time.
Embodiment 8:
The present embodiment is substantially the same manner as Example 7, and distinctive points are: in embodiment 8, in step 1, judging Centrifuge Cup 5
Position before, first judge whether exclude last time centrifugation after unspent extra centrifugal water: if a. system signal instruction be not required to
These extra centrifugal waters are retained, draining pump is started, extra centrifugal water are sucked out from sampling cup by draining pump, in sampling cup
Extra clear liquid is successively by extra clear liquid dump valve, draining pump, wastewater valve discharge；B. if system signal instruction needs to retain this
A little extra centrifugal waters, start draining pump, extra centrifugal water are sucked out from sampling cup by draining pump, and successively pass through extra clear liquid
Dump valve, draining pump, keep sample valve, then keeps sample.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. one kind be used for water quality detection automatic centrifugation pretreatment unit, which is characterized in that including shell, connecting tube, running water pipe,
Waste pipe, sample reserving tube, intake pump, draining pump, source water inlet valve, tap water inlet valve, wastewater valve, the valve that keeps sample, filling apparatus, from
Heart pipeline, swing mechanism, centrifugal mechanism, controller, connecting tube and waste pipe, the connecting tube, waste pipe, are stayed running water pipe
Sample pipe, jigger, overflow cup, centrifugation pipeline, intake pump, draining pump, swing mechanism are fixedly connected with shell with centrifugal mechanism, connect
Pipe connects source water inlet valve, and running water pipe connects tap water inlet valve, and sample reserving tube connects the valve that keeps sample, and waste pipe connects wastewater valve,
Source water inlet valve and tap water inlet valve are separately connected before intake pump, intake pump connects filling apparatus, connects after intake pump
It is centrifuged pipeline, draining pump is connected after centrifugation pipeline, keep sample valve and wastewater valve are separately connected after draining pump；Swing mechanism includes
Lifters, revolving part, location sensitive part and connecting tube, lifters and revolving part are connected, revolving part link position induction pieces, position
Inductor and centrifugal mechanism match and, connecting tube be centrifuged piping connection；Controller and intake pump, draining pump, source water inlet valve, from
Water inlet valve, wastewater valve, the valve that keeps sample, centrifugation pipeline, lifters, revolving part, location sensitive part, centrifugal mechanism are matched by communication
It closes.
2. according to claim 1 be used for water quality detection automatic centrifugation pretreatment unit, which is characterized in that the revolving part
Including whirler and finger plate, the fixed whirler of lifter plate, whirler connects swivel plate, the fixed position induction pieces of swivel plate and company
Adapter tube, the lifters include elevator, fixed plate and lifter plate, fixed plate are fixed in shell, the fixed elevator of fixed plate rises
Drop machine connects lifter plate, and lifter plate is movably connected with fixed plate.
3. according to claim 1 be used for water quality detection automatic centrifugation pretreatment unit, which is characterized in that the centrifuge
Structure includes centrifuge, force piece, lid door and Centrifuge Cup, and Centrifuge Cup is fixed inside centrifuge, and position sensor and Centrifuge Cup cooperate,
Connecting tube and Centrifuge Cup cooperate, and connector is connected shell, and force piece is connected shell, and force piece is connect with lid door, lid door positioned at from
Above scheming, lid door can separate connecting tube and Centrifuge Cup under force piece driving；Controller and force piece and centrifuge pass through logical
News cooperation.
4. according to claim 3 be used for water quality detection automatic centrifugation pretreatment unit, which is characterized in that the centrifuge
Structure further includes the left sliding slot being vertically arranged, the right rail and gliding groove that are vertically arranged, and lid door includes left cover door and right cover door, power
Part includes left power rail, left cylinder, right power rail and right cylinder, and left sliding slot and right rail are vertically arranged and divide column shell two sides,
Gliding groove both ends are connect with the bottom of left sliding slot, right rail respectively, and left cover door top is connect with left sliding slot, and left cover door lower part is under
Sliding slot connection, right cover door top are connect with right rail, and right cover door lower part is connect with gliding groove, and left cylinder and left power rail top connect
It connects, left power rail lower part connects with left cover door hinge, and right cylinder is connect with right power rail top, right power rail lower part and right cover door hinge
It connects.
5. according to claim 1 be used for water quality detection automatic centrifugation pretreatment unit, which is characterized in that the filling dress
It sets including jigger, jigger inlet valve, jigger outlet valve and overflow cup, intake pump connects the water inlet of jigger jigger later
Valve, jigger inlet valve connect jigger later, are separately connected overflow cup and jigger outlet valve after jigger, jigger goes out
Intake pump is connected after water valve, and waste pipe is connected after overflow cup.
6. according to claim 5 be used for water quality detection automatic centrifugation pretreatment unit, which is characterized in that the centrifuge tube
Road includes Centrifuge Cup inlet valve and Centrifuge Cup drain valve, connects intake pump before Centrifuge Cup inlet valve, after Centrifuge Cup inlet valve
Connection connection connecting tube, connecting tube connect Centrifuge Cup drain valve later, draining pump are connected after Centrifuge Cup drain valve.
7. according to claim 6 be used for water quality detection automatic centrifugation pretreatment unit, which is characterized in that further include clear liquid
Drain valve, centrifugation water pipe, extra clear liquid discharging valve, jigger inlet valve and jigger outlet valve, before the clear liquid discharging valve
Draining pump is connected, is connected after clear liquid discharging valve by threeway and is centrifuged water pipe and extra clear liquid discharging valve, extra clear liquid discharging valve
Draining pump is connected later；The inlet and outlet of jigger is separately connected jigger inlet valve and jigger outlet valve；The water inlet of source water
Valve includes source water water inlet main valve and source water water inlet service valve, and tap water inlet valve includes tap water water inlet main valve and tap water water inlet
Service valve, source water water inlet main valve and source water water inlet service valve are connected in parallel, tap water water inlet main valve and tap water water inlet service valve
It is connected in parallel.
8. one kind is used for water quality detection automatic centrifugation preprocess method, which comprises the following steps:
Step 1: controller receives enabling signal, and the position of Centrifuge Cup is judged by the signal of sensor, if:
A. sensor receives the reflection signal of Centrifuge Cup, then connecting tube is goed deep into Centrifuge Cup bottom；
B. sensor signal does not receive the reflection signal of Centrifuge Cup, then continues to move to connecting tube position, until sensor receives
To the reflection signal in Centrifuge Cup direction, connecting tube is goed deep into Centrifuge Cup bottom later；
Step 2: opening tap water inlet valve, Centrifuge Cup inlet valve and intake pump, intake pump and add tap water by quantitative filling
Rinse is carried out toward Centrifuge Cup, after the completion of adding water, closes tap water inlet valve, Centrifuge Cup inlet valve and intake pump, then open centrifugation
Water is discharged by wastewater valve by draining pump, is then shut off Centrifuge Cup drain valve, row by cup drain valve, draining pump and wastewater valve
Water pump and wastewater valve；
Step 3: opening source water inlet valve, Centrifuge Cup inlet valve and intake pump, intake pump first will test water and is added by quantitative filling
Source water inlet valve, Centrifuge Cup inlet valve and intake pump are closed, connecting tube is detached into centrifugation after the completion of adding detection water toward Centrifuge Cup
Cup, starts to be centrifuged；
Step 4: after centrifugation, then judge by the signal of sensor the position of Centrifuge Cup, if:
A. sensor receives the reflection signal of Centrifuge Cup, then connecting tube is goed deep into Centrifuge Cup top；
B. sensor does not receive the reflection signal of Centrifuge Cup, then mobile connection pipe position, until sensor receives Centrifuge Cup
The reflection signal in direction, gos deep into Centrifuge Cup top for connecting tube later；
Step 5: opening Centrifuge Cup drain valve, draining pump, centrifugation water valve, centrifugal water is then passed through by centrifugation water valve by draining pump
Towards the sampling cup of detecting instrument, it is then shut off Centrifuge Cup drain valve, draining pump and centrifugation water valve；
Step 6: connecting tube is passed to Centrifuge Cup bottom, opens Centrifuge Cup drain valve, draining pump, wastewater valve by connecting tube downlink, with
Lower clear liquid is discharged by draining pump by wastewater valve afterwards, is then shut off Centrifuge Cup drain valve, draining pump and wastewater valve；
Step 7: opening tap water inlet valve, Centrifuge Cup inlet valve and intake pump, intake pump and add tap water by quantitative filling
It is cleaned toward Centrifuge Cup, after the completion of adding water, closes tap water inlet valve, Centrifuge Cup inlet valve and intake pump, then open centrifugation
Water is discharged by wastewater valve by draining pump, is then shut off Centrifuge Cup drain valve, row by cup drain valve, draining pump and wastewater valve
Water pump and wastewater valve；
Step 8: after to tap water discharge, closing Centrifuge Cup drain valve, draining pump and wastewater valve, connecting tube is detached into centrifugation
Cup, is detected next time.
9. according to claim 8 be used for water quality detection automatic centrifugation preprocess method, which is characterized in that described quantitatively to add
Note uses following methods: opening jigger inlet valve, intake pump first adds liquid toward jigger, after jigger is filled it up with, if meter
Measuring cup has extra liquid after filling it up with, then extra liquid flows to overflow cup, and extra liquid is discharged into sewer in overflow cup, so
Jigger outlet valve is opened afterwards, closes jigger inlet valve, and the liquid in jigger is passed through Centrifuge Cup in turn and intake by intake pump
After valve adds past Centrifuge Cup, the liquid in cup to be batched that Centrifuge Cup all is added, Centrifuge Cup inlet valve, jigger outlet valve are closed,
Quantifying for a Centrifuge Cup is completed, then circulation is repeatedly plus water is until add liquid, cycle-index and centrifugation for all Centrifuge Cups
Cup quantity is equal, completes quantitative filling.
10. according to claim 8 be used for water quality detection automatic centrifugation preprocess method, which is characterized in that the step 1
In, before judging the position of Centrifuge Cup, first judge whether unspent extra centrifugal water after exclusion last time centrifugation:
A. if system signal instruction does not need to retain these extra centrifugal waters, start draining pump, by draining pump by it is extra from
Edema with the heart involved is sucked out from sampling cup, and the extra clear liquid in sampling cup is successively by extra clear liquid dump valve, draining pump, wastewater valve discharge；
B. if system signal instruction needs to retain these extra centrifugal waters, start draining pump, by draining pump by extra centrifugation
Water from sampling cup be sucked out, and successively by extra clear liquid dump valve, draining pump, keep sample valve, then keep sample.
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