CN215574120U - Water sample pretreatment device - Google Patents
Water sample pretreatment device Download PDFInfo
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- CN215574120U CN215574120U CN202123125554.9U CN202123125554U CN215574120U CN 215574120 U CN215574120 U CN 215574120U CN 202123125554 U CN202123125554 U CN 202123125554U CN 215574120 U CN215574120 U CN 215574120U
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Abstract
The utility model discloses a water sample pretreatment device, which comprises a water tank, wherein the water tank comprises a reservoir and a deposition pool, a turbidity detector is arranged in the reservoir, a matched water taking device is also arranged in the reservoir, the water taking device comprises a water taking pipe and a lifting assembly, the water taking pipe is connected with the lifting assembly and can adjust the water taking depth under the driving of the lifting assembly, one end of the water taking pipe extends into the reservoir, and the other end of the water taking pipe is connected with external detection equipment through a water pump; the sedimentation tank is arranged at the bottom of the water storage tank and communicated with the water storage tank, a water inlet and a water outlet are arranged at the bottom of the sedimentation tank, and the sedimentation tank is provided with an ultrasonic vibrator; in addition, the device also comprises a control box, and the turbidity detector, the water pump, the lifting assembly and the ultrasonic vibrator are electrically connected with the control box. The utility model can more efficiently and fully clean the pretreatment water tank and adjust the water taking depth according to the water quality turbidity condition, thereby ensuring the consistency of monitoring data of each section water station and ensuring more accurate water quality detection.
Description
Technical Field
The utility model relates to the technical field of water quality monitoring equipment, in particular to a water sample pretreatment device.
Background
The water quality monitoring is a process of monitoring and measuring the types of pollutants in the water body, the concentrations and the variation trends of various pollutants and evaluating the water quality condition. Water quality monitoring instrument generally adopts the spectrophotometry principle to measure each monitoring factor among the prior art, and silt and large granule suspended solid that contain in the water sample lead to the water sample turbidity too high easily, influence the penetrability of light, consequently can cause the interference and then reduce water quality testing's accuracy to the check out test set testing result, can cause the loss to equipment even. The water quality monitoring data can provide scientific basis for solving cross-border pollution disputes and pollution accident early warning as well as managing and protecting water resources, so that the requirements on the real-time performance and the accuracy of the water quality monitoring data are increasingly improved.
The water station is generally equipped with a pretreatment system, the pretreatment system mainly removes particles in water through modes of sedimentation, filtration, digestion and the like, wherein natural sedimentation can guarantee representativeness of a water sample to the maximum extent, and therefore the pretreatment system becomes a preferred pretreatment mode. The main factors influencing the sedimentation pretreatment effect include sedimentation time, sedimentation mode, water taking depth, cleaning degree of the pretreatment water tank and the like. And among the prior art, no matter the water sample turbidity height, all the website is stood fixed time and is restarted the instrument test, however, each sectional water condition is different, the turbidity of supernatant is also different, if the turbidity is too high, the data that obtain that detect are inaccurate, therefore do not have comparability, and simultaneously, when the current inspection, the intake pipe is generally placed by maintainer at will, the water intaking point height can't be unified, the data that different water intaking height detected and obtain have great difference, and simultaneously because the source water turbidity is different, the turbidity of the water body also has the difference at the different degree of depth after the processing of standing, consequently if adopt unified height to take a sample, can't select the best interval of turbidity in essence, measured data's horizontal comparability is also less. Based on the above, the utility model aims to improve the traditional pretreatment system so as to automatically adapt to the water quality conditions of different sections in different periods in the detection process and ensure the representativeness, the real-time performance and the transverse comparability of the detection data.
SUMMERY OF THE UTILITY MODEL
The present invention provides a water sample pretreatment device to solve the above-mentioned drawbacks in the background art.
The technical problem solved by the utility model is realized by adopting the following technical scheme:
the water sample pretreatment device comprises a water tank, wherein the water tank comprises a reservoir and a deposition pool, a turbidity detector is arranged in the reservoir, a matched water taking device is also arranged in the reservoir, the water taking device comprises a water taking pipe and a lifting assembly, the water taking pipe is connected with the lifting assembly and can adjust the water taking depth under the driving of the lifting assembly, one end of the water taking pipe extends into the reservoir, and the other end of the water taking pipe is connected with external detection equipment through a water pump; the sedimentation tank is arranged at the bottom of the water storage tank and communicated with the water storage tank, a water inlet and a water outlet are arranged at the bottom of the sedimentation tank, and an ultrasonic vibrator is arranged on the sedimentation tank;
the turbidity detector, the water pump, the lifting assembly and the ultrasonic vibrator are all electrically connected with the control box.
In the utility model, the lifting assembly comprises a driving motor and a lifting rod, the lifting rod is connected with the driving motor, and the lifting rod is connected with the water taking pipe through a connecting rod.
According to the utility model, the lifting rod is provided with a first limit sensor and a second limit sensor, the first limit sensor is positioned above the second limit sensor, and the first limit sensor and the second limit sensor are both electrically connected with the control box.
According to the utility model, the water taking pipe comprises a hard pipe and a hose which are connected, the hard pipe is vertically arranged, the hard pipe is connected with the lifting rod through the connecting rod, and the hose is connected with the external water pump.
In the utility model, the water reservoir and the sedimentation tank are separated by the filter plate.
In the utility model, the top of the reservoir is provided with an overflow port.
In the utility model, a liquid level sensor is arranged in the reservoir and is electrically connected with the control box.
In the utility model, the water inlet and the water outlet are provided with electromagnetic valves which are electrically connected with the control box.
Has the advantages that: the water sample pretreatment device can adjust the standing sedimentation treatment time and the intensity and time of ultrasonic cleaning in a self-adaptive manner according to the water turbidity condition, so that a pretreatment water tank can be cleaned more efficiently and fully, the standing pretreatment time can be effectively shortened or matched according to the water quality condition, the flexibility is stronger, and the influence of a tested water sample and attachments on the existing detection result can be reduced to the greatest extent. Meanwhile, the utility model can adaptively adjust the water taking depth according to the water quality turbidity condition, and reasonably and scientifically control the depth of the water taking point of water distribution, thereby ensuring the consistency of monitoring data of each section water station, enabling the monitoring data to be more accurate and providing more objective basis for the evaluation of the water environment.
Drawings
Fig. 1 is a schematic structural diagram of a preferred embodiment of the present invention.
Fig. 2 is a schematic diagram of the internal structure of the preferred embodiment of the present invention.
Wherein: 1. a reservoir; 2. a sedimentation tank; 3. a turbidity detector; 4. an observation window; 5. a water inlet and outlet; 6. an electromagnetic valve; 7. an ultrasonic vibrator; 8. a drive motor; 9. a hose; 10. an overflow port; 11. a liquid level sensor; 12. a hard tube; 13. a first limit sensor; 14. a second limit sensor; 15. a lifting rod; 16. filtering the plate; 17. a connecting rod.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further explained below by combining the specific drawings.
Referring to the preferred embodiment of the water sample pretreatment device shown in fig. 1 and 2, the water sample pretreatment device comprises a water tank and a control box (not shown), the water tank comprises a water reservoir 1 and a deposition pool 2, a turbidity detector 3 is arranged inside the water reservoir 1, the water reservoir 1 is further provided with a matched water intake device, the water intake device comprises a water intake pipe and a lifting component, the bottom of the water intake pipe is a water intake point, the water intake pipe is connected with the lifting component and can adjust the water intake depth through the driving of the lifting component, one end of the water intake pipe extends into the water reservoir 1, the other end of the water intake pipe is connected with an external water sample detection device through a water pump to provide a pretreated water sample for the external detection device, the deposition pool 2 is arranged at the bottom of the water reservoir 1 and communicated with the water reservoir 1, the deposition pool 2 is separated from the water reservoir 1 through a filter plate 16, and the bottom of the deposition pool 2 is provided with a water inlet and outlet 5, washing water enters and is discharged from the water inlet and outlet 5 during washing, the sedimentation tank 2 is of a conical structure, so that floccules or large-particle solids in source water are favorably and intensively discharged, and the side face of the bottom of the sedimentation tank 2 is provided with an ultrasonic vibrator 7.
The turbidity detector 3, the water pump and the lifting assembly are electrically connected with the control box.
The lifting assembly comprises a driving motor 8 and a lifting rod 15, the lifting rod 15 is connected with the driving motor 8 and is driven to move up and down by the positive and negative rotation of the driving motor 8, and the lifting rod 15 is connected with the water taking pipe and drives the water taking pipe to move up and down. Be provided with first spacing sensor 13 and the spacing sensor 14 of second on the lifter 15, first spacing sensor 13 is located the spacing sensor 14 top of second, first spacing sensor 13 and the spacing sensor 14 of second all with the control box electricity is connected to control lifter 15 drives intake pipe elevating movement's range.
The intake pipe includes hard tube 12 and hose 9, and hard tube 12 and hose 9 pass through the articulate, and the vertical setting of hard tube 12, the bottom of hard tube 12 is the water intaking point to realize stabilizing the water intaking, hard tube 12 passes through connecting rod 17 with lifter 15 is connected, hose 9 is connected with outside water pump, and outside water pump is used for providing power, and the water sample passes through hose 9 and carries to outside water sample check out test set.
The top of the impounding reservoir 1 is provided with an overflow port 10 for discharging excessive water in the impounding reservoir 1 in time, a liquid level sensor 11 is arranged below the overflow port 10, and the liquid level sensor 11 is electrically connected with the control box for monitoring the water level in the water tank in real time.
And the water inlet and outlet 5 is provided with an electromagnetic valve 6, and the electromagnetic valve 6 is electrically connected with the control box. Thereby performing automatic water intake and discharge control.
The top of the reservoir 1 is provided with an observation window 4, so that the internal condition of the water tank can be observed conveniently. The top of the reservoir 1 is provided with a detachable cover body.
The working principle of the utility model is as follows:
the control box presets various turbidity threshold value intervals, corresponding water sample pretreatment standing time, water taking depth, cleaning time and intensity of the ultrasonic vibrator according to relevant standards.
Discharge through inlet outlet 5 and detect surplus water sample last time, wash after the emission and pass through inlet outlet 5 and get into sedimentation tank 2 and cistern 1, it reaches established standard to detect the liquid level when level sensor 11, solenoid valve 6 is closed and stops the intaking, the liquid of overshooting flows through overflow mouth 10, the control box matches the turbidity that detects the sample last time and the turbidity value interval that the system predetermines, thereby automatically regulated cleaning time and washing intensity, and then start ultrasonic vibrator 7 work, wash through opening solenoid valve 6 after the completion, wash water and discharge from inlet outlet 5.
After cleaning, the source water to be detected enters the sedimentation tank 2 from the water inlet and outlet 5 through the control water inlet/outlet control electromagnetic valve 22, the source water is filtered through the filter plate 16, floccules or silt and other large-particle solids in the source water are filtered and settled in the sedimentation tank 2, and the filtered source water enters the water storage tank 1; the source water in the cistern 1 is detected and data transmission to control box to turbidity sensor 8, and after the turbidity value that turbidity sensor 8 uploaded was received to the control box, the turbidity value that obtains was matchd to water sample preliminary treatment standing time and water intaking degree of depth according to the turbidity value that detects, then driving motor 8 rotates, and then drives lifter 15 and goes up and down, and lifter 15 drives hard tube 12 and goes up and down to reach the purpose of control water intaking point degree of depth.
After the pretreatment is finished, the water distribution pump is started, and the pretreated supernatant enters external water sample detection equipment through the hose 9 to finish the detection.
The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (8)
1. The water sample pretreatment device is characterized by comprising a water tank, wherein the water tank comprises a reservoir and a sedimentation tank,
the water taking device comprises a water taking pipe and a lifting assembly, the water taking pipe is connected with the lifting assembly and can adjust the water taking depth under the driving of the lifting assembly, one end of the water taking pipe extends into the water storage pool, and the other end of the water taking pipe is connected with external detection equipment through a water pump; the sedimentation tank is arranged at the bottom of the water storage tank and communicated with the water storage tank, a water inlet and a water outlet are arranged at the bottom of the sedimentation tank, and an ultrasonic vibrator is arranged on the sedimentation tank;
the turbidity detector, the water pump, the lifting assembly and the ultrasonic vibrator are all electrically connected with the control box.
2. The water sample pretreatment device according to claim 1, wherein the lifting assembly comprises a driving motor and a lifting rod, the lifting rod is connected with the driving motor, and the lifting rod is connected with the water taking pipe through a connecting rod.
3. The water sample pretreatment device according to claim 2, wherein a first limit sensor and a second limit sensor are arranged on the lifting rod, the first limit sensor is positioned above the second limit sensor, and the first limit sensor and the second limit sensor are both electrically connected with the control box.
4. The water sample pretreatment device according to claim 2, wherein the water intake pipe comprises a hard pipe and a hose which are connected, the hard pipe is vertically arranged, the hard pipe is connected with the lifting rod through the connecting rod, and the hose is connected with the external water pump.
5. The water sample pretreatment device of claim 1, wherein the reservoir and sedimentation basin are separated by a filter plate.
6. The water sample pretreatment device according to claim 1, wherein an overflow port is arranged at the top of the reservoir.
7. The water sample pretreatment device of claim 1, wherein a liquid level sensor is arranged in the water storage tank, and the liquid level sensor is electrically connected with the control box.
8. The water sample pretreatment device according to claim 1, wherein an electromagnetic valve is arranged on the water inlet and outlet, and the electromagnetic valve is electrically connected with the control box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123125554.9U CN215574120U (en) | 2021-12-14 | 2021-12-14 | Water sample pretreatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123125554.9U CN215574120U (en) | 2021-12-14 | 2021-12-14 | Water sample pretreatment device |
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| CN215574120U true CN215574120U (en) | 2022-01-18 |
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| CN202123125554.9U Active CN215574120U (en) | 2021-12-14 | 2021-12-14 | Water sample pretreatment device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117391882A (en) * | 2023-12-08 | 2024-01-12 | 山东农圣恒昌农业科技有限公司 | Production method of chilli leaf enzyme beverage |
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2021
- 2021-12-14 CN CN202123125554.9U patent/CN215574120U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117391882A (en) * | 2023-12-08 | 2024-01-12 | 山东农圣恒昌农业科技有限公司 | Production method of chilli leaf enzyme beverage |
| CN117391882B (en) * | 2023-12-08 | 2024-03-15 | 山东农圣恒昌农业科技有限公司 | Production method of chilli leaf enzyme beverage |
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