CN207649940U - A kind of continuous mixed sample harvester - Google Patents
A kind of continuous mixed sample harvester Download PDFInfo
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- CN207649940U CN207649940U CN201721539231.5U CN201721539231U CN207649940U CN 207649940 U CN207649940 U CN 207649940U CN 201721539231 U CN201721539231 U CN 201721539231U CN 207649940 U CN207649940 U CN 207649940U
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- water
- filled
- bucket
- fixing bracket
- mixed sample
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Abstract
The utility model discloses a kind of continuous mixed sample harvesters, are made of the bucket that is filled with water, micro water collector, fixing bracket, balancing pole, Hall sensor, magnet, sampling bottle, supporting rod, pedestal.The bucket that is filled with water is supported by fixing bracket, center is equipped with balancing pole, it can be rotated around balancing pole, it is all provided with micro water collector in two buckets that are filled with water, lead to the sampling bottle of pedestal side across the headwall that is filled with water, fixing bracket side top sets Hall sensor, and the homonymy top for the bucket water meter that is filled with water sets magnet, it is all provided with supporting rod below two buckets that are filled with water of the bucket water meter that is filled with water, pedestal is set below supporting rod.The utility model using be filled with water bucket flowmeter be filled with water bucket frequency and overcurrent water flow proportional relationship, keep water sampling frequency identical as the bucket frequency that is filled with water, and the volume of water sample of acquisition is fixed with overcurrent water body sum-rate, so that continually changing in overcurrent water flow and something concentration in water body, in the mixed sample of continuous acquisition in the material concentration section in overcurrent water body the substance mean concentration.
Description
Technical field
The utility model is to belong to a kind of collecting device of mixed sample, concretely relates to a kind of continuous mixed sample
Harvester.
Background technology
Every profession and trade is passed through frequently with the bucket water meter that is filled with water, to rainfall, agricultural drain, rainwash, interflow subsurface drainage, sewage at present
Discharge etc. carries out water quantity monitoring.If the further quality problem of concern water sample, needs to be sampled monitoring to water sample, adopt at present
With it is more be that sampling is timed according to the artificial or device using Electronic control of arrangement of time, but often flow and quilt
Concentration all time to time change of the substance in water body is paid close attention to, the analysis of conventional timing sampling can not accurately calculate overcurrent water body
The overcurrent total amount of something.It is carried out at the same time water quality and flow monitoring according to Automatic Water Quality Monitoring Stations, then can realize the function, but
Cost is more expensive.
Utility model content
Purpose of utility model：Deficiency in for the above-mentioned prior art, the utility model provide a kind of continuous mixed sample
Harvester, device different frequency is realized according to device water flow size by drainage procedure equal proportion continuous sampling
Sampling forms the mixed sample of flow weighting in one section of long period, and then by analyzing its mean concentration, and being multiplied by the bucket that is filled with water
The water inventory excessively that flow measurement obtains obtains certain substance total emission volumn.
Technical solution：A kind of continuous mixed sample harvester, the device is by the bucket that is filled with water, micro water collector, solid
Fixed rack, balancing pole, Hall sensor, magnet, sampling bottle, supporting rod and pedestal composition, the bucket that is filled with water are pacified by balancing pole
On fixing bracket, the bucket that is filled with water is equipped with micro water collector and magnet, and the micro water collector, which passes through, to be contained
Bucket wall leads in the sampling bottle of pedestal side, and fixing bracket side top is equipped with Hall sensor, the supporting rod
It is located at and is filled with water on the pedestal of bucket lower section.
Further, the micro water collector runs through the headwall for the bucket that is filled with water, and exports set on the surface of sampling bottle；Institute
The Hall sensor stated is arranged on the homonymy fixing bracket of magnet, and the homonymy in magnet, which is arranged, in the Hall sensor fixes
On holder, and there are any points of non-endpoint to overlap with the swing path track of magnet for position；The micro water collector
Quantity be one and its more than one；The collection bottle has very little gas vent, including bottleneck is used to be exhausted, and has
There is heat insulating function, prevents moisture evaporation.
Further, the micro water collector is detachable, include using different minor amount of water collector capacity with
Quantity acquires the ratio of water sample rate and tipping bin flowmeter inflow-rate of water turbine to adjust.
The utility model provides the harvester of continuous water sample a kind of using including the following steps sample and using should
Device：
(1) continuous water sample acquisition device is placed at water sampling, so that flow is flowed through collector and is filled with water right over bucket；
(2) water sampler often turns over a pipeful of, is m per dipper capacity, Hall sensor will be made to generate a signal when stirring,
Then data logger will record this bucket activity that is filled with water, so cumulative；Micro water sampler can fill with water simultaneously, and with
The water sample of fixed volume is poured into collection bottle, the water sample mixing of multi collect by the bucket that is filled with water action；
(3) after the completion of gatherer process, the bucket number (n) that is filled with water of reads data log instrument record fetches mixed sample, measures it
In each material concentration
(4) it is calculated by the following formula each substance total emission volumn：
It is calculated by the following formula total amount of drainage：
QDraining=m × n.
Further, the acquisition method includes the acquisition for the water sample being filled with water under bucket different frequency, the water sample acquired
In the concentration of each substance represent water body each material concentration mean value of the period by the bucket that is filled with water, and thus calculate water body in the period
In each substance total emission volumn.The frequent period is being drained, being filled with water in the unit interval, bucket number of revolutions is more, and sampling number is also more, row
Water is then exactly the opposite when few, and sampling number is directly proportional to drain discharge, realizes and continuously takes mixing according to drainage procedure certainty ratio
The purpose of water sample.
Something total amount=final water sample (uniformly mixed) material concentration is multiplied by and is filled with water in water body in one section of drainage procedure
Struggle against the overcurrent water body total amount measured.
A kind of continuous water sample acquisition device operation principle provided by the utility model：Tested water flows into the bucket that is filled with water from top
A bucket in, when reaching maximum amount of water, the torque of be filled with water at this time bucket and wherein water gravity is more than the dead weight of another bucket and balance
The torque that bar and holder frictional force are formed is more than critical condition, and the bucket that is filled with water being filled with water then is rotated down, and the water that is filled with water in bucket is from being filled with water
Bucket outflow, the Hall sensor being filled with water on the inswept fixing bracket of magnet on bucket, Hall sensor generate a pulse signal, pass
To data logger.By such primary rotation, the bucket that is filled with water then is emptied while in bottom, being fallen on supporting rod, and original
In the next other side, the bucket that is filled with water then has been up to upper, starts to accept top water, into next flow.Due to being filled with water
Bucket is that the pulse number for moving up and down, therefore being recorded by data logger is excited in the water storage for reaching fixed weight
The bucket number of draining is calculated, and then calculates the water of draining.
Before the bucket full water rotation that is filled with water every time, the interior water that struggles against is fixed and water level is fixed, full of fixed in micro water collector
The water of amount is filled with water bucket rotation moment, and water is detached and all flowed in sampling bottle along pipeline in the waters bucket in micro water collector.
In the above process, the bucket speed of rotation that is filled with water is directly proportional to the water flow for flowing through the bucket that is filled with water, therefore, micro water collector sampling rate
Water sample also directly proportional to the water flow for flowing through the bucket that is filled with water, being acquired in sampling bottle, each substance mean concentration can then represent the period
Inside flow through each substance mean concentration of water body for the bucket that is filled with water.The flow measurement work(being had according to the concentration and the bucket flowmeter itself that is filled with water
The water body total amount that can be measured then can be achieved the algorithm according to " something total amount=concentration * volumes ", calculate the substance at this
With flow total emission volumn in section.
Advantageous effect：Compared with prior art, remarkable result is the utility model, on the one hand the utility model utilizes
Be filled with water bucket water meter continuous dynamic operation the characteristics of, it can be achieved that run continuous samples to water sample within certain section of long period, and take
Sample frequency and inflow-rate of water turbine size are proportional, with formed flow weighting mixed sample, according to be calculated total amount of drainage with
And the total amount of certain substance.Another aspect the utility model has simple in structure, easy to operate without frequently sampling, saving people
Power, and still ensure that the characteristics of monitoring accuracy.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model.
Specific implementation mode
In order to which technical solution disclosed by the utility model is described in detail, implement with reference to the accompanying drawings of the specification and specifically
Example is further elaborated.
A kind of continuous mixed sample harvester, it is shown in Figure 1, by 1, the first micro water collector 21 of bucket that is filled with water,
6, first second micro water collector 22, fixing bracket 3, balancing pole 4, Hall sensor 5, magnet sampling bottles 71, second
72, first groups of a sampling bottle, 81, second groups of supporting rod supporting rod 82 and pedestal 9 form.The bucket 1 that is filled with water is supported by fixing bracket 3, is contained
The center of bucket 1 has balancing pole 4 to pass through, and can be rotated around balancing pole 4, and 1 point of the bucket that is filled with water turns over drip pan for two, and inside is set respectively
There are first micro water collector 21 and second micro water collector 22, the sampling of 9 side of pedestal is led to across the headwall that is filled with water
Bottle 7,3 side top of fixing bracket sets Hall sensor 5, and the homonymy top for the bucket 1 that is filled with water sets magnet 6, at two of the bucket 1 that is filled with water
It is filled with water below struggling against and is all provided with supporting rod 8,8 lower section of supporting rod sets pedestal 9.
The specific operation principles of the utility model are：Water sample, which is fallen into, to be filled with water in one of 1 bucket of bucket, when reaching maximum amount of water
When, be filled with water at this time torque and the opposite of water gravity in bucket be filled with water bucket dead weight and the torque of balancing pole 4 from reformation it is equal, reach and face
Boundary's state, continues growing water, and the bucket that is filled with water then is run down, and being filled with water in bucket, water is from the bucket outflow that is filled with water, the magnet 6 being filled with water on bucket 1
Hall sensor 5 on inswept fixing bracket, Hall sensor 5 generate a pulse signal, are transmitted to data logger.By this
The primary rotation of sample, the bucket that is filled with water then is emptied while in bottom, being fallen on supporting rod 8, and is in the next opposite originally and is filled with water
Bucket be then up to it is upper, hereafter opposite be filled with water bucket start accept top water, into next flow.Due to the bucket that is filled with water be
Excitation moves up and down when reaching the water storage of fixed weight, therefore can the row of calculating by the pulse number that data logger records
The bucket number of water, and then calculate the water of draining.
It is being filled with water in 1 operational process of bucket, up to when running down after maximum, the water sample into the bucket that is filled with water has the water that is filled with water in bucket
A part can enter first micro water collector 21 and second micro water collector 22, to flow into first sampling bottle 71
In second sampling bottle 72, at the time of draining frequent, being filled with water in the unit interval, bucket number of revolutions is more, and sampling number is also more,
Draining is then exactly the opposite when few.Thereby realize the purpose that mixed sample is continuously taken according to drainage procedure certainty ratio.Calculate certain
When kind substance total emissions, the mean concentration of continuous sampling in sampling bottle can be multiplied by according to calculated total amount of drainage.
Water sampling method is carried out using the utility model to include the following steps：
1. the collector is placed at water sampling, so that flow is flowed through collector and be filled with water right over bucket；
2. water sampler often turns over and a pipeful of (per dipper capacity m), Hall sensor will be made to generate a signal, then data
Recorder will record this bucket activity that is filled with water, so cumulative；Micro water sampler can fill with water simultaneously, and dynamic with the bucket that is filled with water
Make the water sample of fixed volume pouring into collection bottle, the water sample mixing of multi collect；Using different minor amount of water collector capacity with
Quantity acquires the ratio such as minor amount of water collector capacity 1ML of volume of water sample and skip inflow-rate of water turbine to adjust, and acquires water sample and mistake
Flowing water body ratio 1:1000, it is assumed that be 0.5ML, i.e., ratio is 1:2000.
3. after the completion of gatherer process, the bucket number (n) that is filled with water of reads data log instrument record fetches mixed sample, measures it
In each material concentration
4. setting monobucket capacity as m, it is calculated by the following formula each substance total emission volumn：
It is calculated by the following formula total amount of drainage：
QDraining=m × n.
Specifically, as one day internal drainage amount accumulates n buckets, if per a pipeful of all analysis something concentration (intensive monitoring), it can be with
Calculate the photosynthetic matter accumulation discharge capacity：
In formula, CiFor the material concentration in monobucket, need to analyze n water sample in this way.
If sampling n times using certainty ratio, each monobucket is sampled as q, is mixed into the mixing sample that a volume is nq,
A small water samples of a concentration of n are averaged:
Then n monobucket (each capacity m) i.e. something total emission volumn of the drainage procedure：
Thus the melting concn that the provided device of the utility model samples within the draining period is utilized to calculate something in water body
Matter total amount, it is identical as the result that intensive monitoring obtains, and n times analysis is condensed to primary, saving workload.
Claims (5)
1. a kind of continuous mixed sample harvester, the device is by bucket, micro water collector, fixing bracket, the balance of being filled with water
Bar, Hall sensor, magnet, sampling bottle, supporting rod and pedestal composition, it is characterised in that：The bucket that is filled with water is pacified by balancing pole
On fixing bracket, the bucket that is filled with water is equipped with micro water collector and magnet, and the micro water collector, which passes through, to be contained
Bucket wall, and the top for being located at and being set on the base sampling bottle is exported, fixing bracket side top sets Hall sensor, institute
The supporting rod stated, which is located at, to be filled with water on the pedestal of bucket lower section.
2. a kind of continuous mixed sample harvester according to claim 1, it is characterised in that：The Hall sensor
It is arranged on the homonymy fixing bracket of magnet, and there are any points of non-endpoint to overlap with the swing path track of magnet for position.
3. a kind of continuous mixed sample harvester according to claim 1, it is characterised in that：The sampling bottle is included in
Gas vent is arranged in top, and the material of sampling bottle is heat-barrier material.
4. a kind of continuous mixed sample harvester according to claim 1, it is characterised in that：The minor amount of water is collected
The quantity of device be one and its more than one.
5. a kind of continuous mixed sample harvester according to claim 1, it is characterised in that：The minor amount of water is collected
Device is detachable, includes adjusting acquisition water sample rate and tipping bin flowmeter mistake using different minor amount of water collector capacity and quantity
The ratio of flow.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721539231.5U CN207649940U (en) | 2017-11-17 | 2017-11-17 | A kind of continuous mixed sample harvester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721539231.5U CN207649940U (en) | 2017-11-17 | 2017-11-17 | A kind of continuous mixed sample harvester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207649940U true CN207649940U (en) | 2018-07-24 |
Family
ID=62888628
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721539231.5U Expired - Fee Related CN207649940U (en) | 2017-11-17 | 2017-11-17 | A kind of continuous mixed sample harvester |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107764593A (en) * | 2017-11-17 | 2018-03-06 | 河海大学 | A kind of continuous mixed sample harvester and its water sampling method |
| CN112033759A (en) * | 2020-09-10 | 2020-12-04 | 中国农业科学院农业资源与农业区划研究所 | Metering sampling device and method |
| CN118534074A (en) * | 2024-07-23 | 2024-08-23 | 中国市政工程华北设计研究总院有限公司 | System and method for measuring and calculating mixed concentration of source sewage pipeline |
-
2017
- 2017-11-17 CN CN201721539231.5U patent/CN207649940U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107764593A (en) * | 2017-11-17 | 2018-03-06 | 河海大学 | A kind of continuous mixed sample harvester and its water sampling method |
| CN107764593B (en) * | 2017-11-17 | 2024-04-09 | 南京方兴未艾农业科技有限公司 | Continuous mixed water sample collection device and water sample collection method thereof |
| CN112033759A (en) * | 2020-09-10 | 2020-12-04 | 中国农业科学院农业资源与农业区划研究所 | Metering sampling device and method |
| CN112033759B (en) * | 2020-09-10 | 2024-04-19 | 中国农业科学院农业资源与农业区划研究所 | Metering sampling device and method |
| CN118534074A (en) * | 2024-07-23 | 2024-08-23 | 中国市政工程华北设计研究总院有限公司 | System and method for measuring and calculating mixed concentration of source sewage pipeline |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20181017 Address after: 210013 gulping 4, Gulou District, Nanjing, Jiangsu Patentee after: NANJING FANGXINGWEIAI AGRICULTURAL TECHNOLOGY Co.,Ltd. Address before: 210098 Xikang Road, Drum Tower District, Nanjing, Jiangsu Province, No. 1 Patentee before: Hohai University |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180724 Termination date: 20211117 |