CN105021538A - Water body silt content detecting system - Google Patents
Water body silt content detecting system Download PDFInfo
- Publication number
- CN105021538A CN105021538A CN201510496362.9A CN201510496362A CN105021538A CN 105021538 A CN105021538 A CN 105021538A CN 201510496362 A CN201510496362 A CN 201510496362A CN 105021538 A CN105021538 A CN 105021538A
- Authority
- CN
- China
- Prior art keywords
- water body
- body sampler
- sampler
- light source
- light beam
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
The invention provides a water body silt content detecting system. The system comprises a first light source, a second light source, a first lens, a second lens, a first water body sampler, a second water body sampler, a spectrum detector and a main control unit. A first light beam given out by the first light source is concentrated by the first lens and then enters the first water body sampler, and the first light beam penetrates through a detected water sample in the first water body sampler to enter the spectrum detector. A second light beam given out by the second light source is concentrated by the second lens and then enters a light transmitting pipeline in the second water body sampler, and the second light beam penetrates out of the light transmitting pipeline and then enters the spectrum detector. The spectrum detector detects the received first light beam, so that a first detecting result is obtained; the spectrum detector detects the received second light beam, so that a second detecting result is obtained. The main control unit analyzes the first detecting result and the second detecting result, and accordingly the silt content of the detected water sample is obtained. By means of the water body silt content detecting system, the influence of interference light on the detecting results can be eliminated, and the silt content in a water body can be detected accurately.
Description
Technical field
The present invention relates to detection field, particularly a kind of water body system for detecting sediment content.
Background technology
Silt is the important component part in water environment and ecosystem trophic structure, can reflect the variation tendency that in the ecosystem, water quality is potential.It is one of important test item of field of water quality detection that sediment charge detects.Related data can be provided for estuary sedimentary loading and the dynamic (dynamical) research of oceanogenic sedimentation by detecting sediment charge and estimating.
In traditional operation, the method detecting sediment charge in water has weight method, hydrometer method etc.The main operating process of weight method is: artificial field sampling, operations such as then filtering sample in indoor, dry, weigh, determines the sediment charge in sample, thus obtain the sediment charge in detected water quality.The main operating process of hydrometer method is: artificial field sampling, then measures proportion and then calculate the sediment charge in water quality.When detecting the sediment charge in water quality by weight method and hydrometer method, there is the problem that sampling of water quality is representative poor, sampling bothers and detection efficiency is low.
Universal along with photoelectric detection method, to be detected water quality sediment charge by photoelectric detection method and becomes main flow way gradually.The cardinal principle of photoelectric detection method utilizes the sediment charge in the light detection water quality of a certain wavelength.Because the environment detecting sediment charge can not be definitely close, also can there are other stray lights in testing environment, when therefore detecting the sediment charge in water quality by existing photoelectric detection method, cannot exclusive PCR light on the impact of testing result, easily cause testing result inaccurate.
Visible, when the sediment charge in water quality being detected by existing photoelectric detection method, cannot exclusive PCR light on the impact of testing result, easily cause testing result inaccurate.
Summary of the invention
The invention provides a kind of water body system for detecting sediment content, can exclusive PCR light on the impact of testing result, accurately detect the sediment charge in water body.
First aspect, embodiments provide a kind of water body system for detecting sediment content, described system comprises: the first light source, secondary light source, the first lens, the second lens, the first water body sampler, the second water body sampler, spectrum detection instrument and main control unit;
Described first light source is identical with described secondary light source; Described first lens are identical with described second lens;
Described first water body sampler is used for taking up detected water sample; The first light beam that described first light source sends enters described first water body sampler after described first lens are concentrated, and through the detected water sample in described first water body sampler, passes enter described spectrum detection instrument from described first water body sampler;
The printing opacity pipeline running through described second water body sampler is provided with in described second water body sampler; The second light beam that described secondary light source sends enters described printing opacity pipeline after described second lens are concentrated, and enters described spectrum detection instrument after passing from described printing opacity pipeline;
Described spectrum detection instrument detects described first light beam received, and obtains the first testing result, detects, obtain the second testing result to described second light beam received; Described first testing result and described second testing result are sent to described main control unit by described spectrum detection instrument respectively;
Described main control unit analyzes described first testing result and described second testing result, obtains the sediment charge in described detected water sample.
In conjunction with first aspect, embodiments provide the first possible embodiment of first aspect, wherein, stirrer is provided with in described first water body sampler, described stirrer, for stirring the detected water sample in described first water body sampler, mixes to make the material in described detected water sample;
Described stirrer stirs according to predetermined very first time interval, and after described stirrer stops stirring, the first light beam that described first light source sends enters described first water body sampler, and through described detected water sample.
In conjunction with first aspect, embodiments provide the embodiment that first aspect the second is possible, wherein, gyrate shaker is provided with below described first water body sampler, described gyrate shaker rotates concussion for controlling described first water body sampler according to the second predetermined time interval, mixes to make the material in described detected water sample;
After described first water body sampler stops the rotation concussion, the first light beam that described first light source sends enters described first water body sampler, and through described detected water sample.
In conjunction with the first possible embodiment of first aspect or the possible embodiment of the second, embodiments provide the third possible embodiment of first aspect, wherein, described first water body sampler comprises cylindrical structural, and the outer wall of described cylindrical structural comprises multilayer parallel in the annular photic zone of described cylindrical structural bottom surface;
The below of described first water body sampler is provided with height adjuster, for regulating the height of described first water body sampler, the first light beam sent to make described first light source enters described first water body sampler by the side of the described annular photic zone being in differing heights, and passes described first water body sampler from the relative side of described annular photic zone.
In conjunction with first aspect, embodiments provide first aspect the 4th kind of possible embodiment, wherein, described first testing result and described second testing result are sent to described main control unit with the form of the first electric signal, the second electric signal by described spectrum detection instrument respectively;
Described main control unit comprises analog to digital converter, for described first electric signal is converted to the first digital signal, described second electric signal is converted to the second digital signal;
Described main control unit comprises arithmetical unit, for more described first digital signal and described second digital signal, obtains the 3rd digital signal;
Described main control unit comprises sediment charge determiner, for determining the sediment charge in described detected water sample according to described 3rd digital signal.
In conjunction with first aspect, embodiments provide first aspect the 5th kind of possible embodiment, wherein, the outer wall of described first water body sampler is provided with the first transmission region and the second transmission region, described first transmission region and described second transmission region are symmetrical arranged;
Described first light beam enters described first water body sampler by described first transmission region, and passes described first water body sampler by described second transmission region.
In conjunction with first aspect, embodiments provide first aspect the 6th kind of possible embodiment, wherein, the first end of described printing opacity pipeline embeds the first outer wall of described second water body sampler, second end of described printing opacity pipeline embeds the second outer wall of described second water body sampler, and described first outer wall and described second outer wall oppose and arrange.
In conjunction with first aspect, embodiments provide first aspect the 7th kind of possible embodiment, wherein, described system comprises the display screen be connected with described main control unit, for showing the sediment charge in described detected water sample.
In conjunction with first aspect, embodiments provide first aspect the 8th kind of possible embodiment, wherein, described system comprises guard shield; The material of described guard shield comprises waterproof material.
In conjunction with first aspect, embodiments provide first aspect the 9th kind of possible embodiment, wherein, described first light source comprises xenon source, described secondary light source comprises xenon source, and described first lens comprise collimation lens, and described second lens comprise collimation lens.
In the embodiment of the present invention, the first light beam is through detected water sample, and enter spectrum detection instrument, the second light beam, through printing opacity pipeline, without detected water sample, directly enters spectrum detection instrument, and therefore the first light beam is for detecting light beam, and the second light beam is comparison light beam.Spectroanalysis instrument detects the first light beam received, and obtains the first testing result, detects, obtain the second testing result to the second light beam received.When there is stray light in testing environment, main control unit analyzes the first testing result and the second testing result, the first testing result and the second testing result is utilized to do difference, light can be avoided interference and enter the metrical error that measure loop causes, exclusive PCR light is on the impact of testing result, thus the sediment charge accurately detected in water body, ensure the accuracy of water body sediment charge.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, be briefly described to the accompanying drawing used required in embodiment below, be to be understood that, the following drawings illustrate only some embodiment of the present invention, therefore the restriction to scope should be counted as, for those of ordinary skill in the art, under the prerequisite not paying creative work, other relevant accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 shows the first structural representation of the water body system for detecting sediment content that the embodiment of the present invention provides;
Fig. 2 shows the second structural representation of the water body system for detecting sediment content that the embodiment of the present invention provides;
Fig. 3 shows the structural representation of the stirrer that the embodiment of the present invention provides;
Fig. 4 shows the third structural representation of the water body system for detecting sediment content that the embodiment of the present invention provides;
Fig. 5 shows the structural representation of the first water body sampler that the embodiment of the present invention provides;
The first water body sampler that Fig. 6 shows the embodiment of the present invention to be provided coordinates the schematic diagram installed with height adjuster;
Fig. 7 shows the structural representation of the height adjuster that the embodiment of the present invention provides;
Fig. 8 shows the structural representation of the main control unit that the embodiment of the present invention provides;
Fig. 9 shows the 4th kind of structural representation of the water body system for detecting sediment content that the embodiment of the present invention provides.
Accompanying drawing illustrates:
First light source 11, secondary light source 12, the first lens 13, second lens 14, first water body sampler 15, second water body sampler 16, spectrum detection instrument 17, main control unit 18, stirrer 19, motor 191, connecting rod 192, stirring vane 193, gyrate shaker 20, annular photic zone 21, height adjuster 22, pallet 221, first expansion link 222, second expansion link 223, base 224, first transmission region 23, second photic zone 24, printing opacity pipeline 25.
Embodiment
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the present invention in detail in conjunction with the embodiments.
The present invention program is understood better in order to make those skilled in the art person, below in conjunction with accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.The assembly of the embodiment of the present invention describing and illustrate in usual accompanying drawing herein can be arranged with various different configuration and design.Therefore, below to the detailed description of the embodiments of the invention provided in the accompanying drawings and the claimed scope of the present invention of not intended to be limiting, but selected embodiment of the present invention is only represented.Based on embodiments of the invention, the every other embodiment that those skilled in the art obtain under the prerequisite not making creative work, all belongs to the scope of protection of the invention.
When the sediment charge in water quality being detected for existing photoelectric detection method, cannot exclusive PCR light on the impact of testing result, easily cause the inaccurate problem of testing result, the invention provides a kind of water body system for detecting sediment content, can exclusive PCR light on the impact of testing result, accurately detect the sediment charge in water body.Describe in detail below in conjunction with accompanying drawing.
With reference to water body system for detecting sediment content as shown in Figure 1, this system comprises the first light source 11, secondary light source 12, first lens 13, second lens 14, first water body sampler 15, second water body sampler 16, spectrum detection instrument 17 and main control unit 18;
First light source 11 is identical with secondary light source 12; First lens 13 are identical with the second lens 14;
First water body sampler 15 is for taking up detected water sample; The first light beam that first light source 11 sends enters the first water body sampler 15 after the first lens 13 are concentrated, and through the detected water sample in the first water body sampler 15, passes enter spectrum detection instrument 17 from the first water body sampler 15;
The printing opacity pipeline running through the second water body sampler 16 is provided with in second water body sampler 16; The second light beam that secondary light source 12 sends enters light-transmission tube road after the second lens 14 are concentrated, pass from printing opacity pipeline laggard enter spectrum detection instrument 17;
Spectrum detection instrument 17 detects the first light beam received, and obtains the first testing result, detects, obtain the second testing result to the second light beam received; First testing result and the second testing result are sent to main control unit 18 by spectrum detection instrument 17 respectively;
Main control unit 18 analyzes the first testing result and the second testing result, obtains the sediment charge in detected water sample.
In the embodiment of the present invention, the first light beam is through detected water sample, and enter spectrum detection instrument 17, the second light beam, through printing opacity pipeline, without detected water sample, directly enters spectrum detection instrument 17, and therefore the first light beam is for detecting light beam, and the second light beam is comparison light beam.Spectroanalysis instrument detects the first light beam received, and obtains the first testing result, detects, obtain the second testing result to the second light beam received.When there is stray light in testing environment, main control unit 18 analyzes the first testing result and the second testing result, the first testing result and the second testing result is utilized to do difference, light can be avoided interference and enter the metrical error that measure loop causes, exclusive PCR light is on the impact of testing result, thus the sediment charge accurately detected in water body, ensure the accuracy of water body sediment charge.
In Fig. 1, the first light source 11 is identical with secondary light source 12, and the first light source 11 and secondary light source 12 are preferably xenon source.Compared with single wavelength light source of the prior art, the optical wavelength range of xenon source is wider, and when detecting the sediment charge in water body, testing result is more accurate.
In Fig. 1, the first lens 13 are identical with the second lens 14, and the first lens 13 and the second lens 14 preferably collimation lens, collimation lens can play the effect of good convection light, thus ensures the accuracy of testing result.
In Fig. 1, double solid line represents paths route, and single solid line represents signal annexation.Main control unit 18 is connected with spectrum detection instrument 17 signal, thus the first testing result of receiving spectrum detector 17 transmission and the second testing result.Main control unit 18 is connected with the first light source 11 and secondary light source 12 signal respectively, thus controls the opportunity of the first light source 11 and secondary light source 12 transmitted beam.
As from the foregoing, the water body system for detecting sediment content in the embodiment of the present invention has the basic function of double light path multi-wavelength spectrum examination and analysb, carries out detection and corrects, the measuring error other light beams can being avoided to enter measuring circuit cause by two loops.Carry out detection by two loops to correct, the impact that flashing brings surely can also be eliminated, reduce environmental error, thus ensure the accuracy of testing result.
With reference to water body system for detecting sediment content as shown in Figure 2, in this system, be provided with stirrer 19 in the first water body sampler 15, stirrer 19, for stirring the detected water sample in the first water body sampler 15, mixes to make the material in detected water sample.Stirrer 19 stirs according to predetermined very first time interval, and after stirrer 19 stops stirring, the first light beam that the first light source 11 sends enters the first water body sampler 15, and through detected water sample.
Particularly, stirrer 19 has (3) two kinds, (1) (2) as follows set-up mode.The bottom of (1) first water body sampler 15 has link, and this link is used for fixing stirrer 19.In this case, stirrer 19 is fixed on the bottom of the first water body sampler 15, stirs from bottom to top to the material in the first water body sampler 15.(2) first water body samplers 15 have top cover, and top cover is provided with link, and this link is used for fixing stirrer 19.In this case, stirrer 19 enters the first water body sampler 15 by the top of the first water body sampler 15, stirs from top to bottom to the material in the first water body sampler 15.(3) stirrer 19 manual operation, when needs stir, is manually placed on stirrer 19 in the first water body sampler 15 and stirs, and when not needing to stir, manually being closed by stirrer 19 and taking out.Also stirrer 19 can be controlled according to predetermined very first time interval work by the control knob on stirrer 19 during manual operation.It is noted that the accuracy in order to ensure sediment charge testing result in water body, when the first light beam enter detect in the first water body sampler 15 time, stirrer 19 need be taken out in the first water body sampler 15, avoids causing interference to beam detection.In Fig. 2, stirrer 19 adopts (3) mode to be arranged in the first water body sampler 15.
As shown in Figure 2, by the beating action of stirrer 19, the sediment deposition in detected water sample can be prevented, keep the material in detected water sample to mix, thus ensure the accurate of testing result.Stirrer 19 stirs according to predetermined very first time interval, after often stirring 5 seconds, stops 3 seconds, and then stirs 5 seconds, then stop 3 seconds, do action like this.When detected water sample be in be stirred state time, be unsuitable for detecting, testing result may be caused inaccurate, therefore one preferred embodiment in, when stirrer 19 is in the interval of twice stirring, or switch on stirrer 19 cuts out, after stirrer 19 stops stirring, the first light beam that first light source 11 sends enters the first water body sampler 15, and through detected water sample, detects the sediment charge in detected water sample.In the present embodiment, stirrer 19 is connected with main control unit 18 signal, controls stirrer 19 work by main control unit 18, thus the detected water sample in the first water body sampler 15 is mixed.
With reference to the structural representation of the stirrer shown in figure 3, as shown in Figure 3, stirrer 19 comprises motor 191, the connecting rod 192 be connected with motor 191, is arranged on the stirring vane 193 below connecting rod 192.When stirrer 19 works, motor 191 starts, and is rotated, thus play beating action by connecting rod 192 stirring vane 193.In the present embodiment, by the beating action of stirrer 19, the sediment deposition in detected water sample can be prevented, keep the material in detected water sample to mix, thus ensure the accurate of testing result.
With reference to water body system for detecting sediment content as shown in Figure 4, in this system, gyrate shaker 20 is provided with below first water body sampler 15, gyrate shaker 20 rotates concussion for controlling the first water body sampler 15 according to the second predetermined time interval, mixes to make the material in detected water sample.After the first water body sampler 15 stops the rotation concussion, the first light beam that the first light source 11 sends enters the first water body sampler 15, and through detected water sample.
Particularly, as shown in Figure 4, gyrate shaker 20 can comprise motor, and gyrate shaker 20 is arranged at the below of the first water body sampler 15, is fixedly connected with the first water body sampler 15 by link.As shown in Figure 4, the first water body sampler 15 can be controlled by gyrate shaker 20 and rotate concussion according to the second predetermined time interval, as often rotated concussion after 10 seconds, stop 5 seconds, and then rotating concussion 10 seconds, then stopping 5 seconds, do action like this.The material in detected water sample can be made to mix by the rotation concussion effect of gyrate shaker 20, prevent species precipitate, thus ensure the accurate of testing result.When the first water body sampler 15 is in rotation concussion state, be unsuitable for detecting, testing result may be caused inaccurate, therefore one preferred embodiment in, when gyrate shaker 20 is in the interval of two tasks, or switch on gyrate shaker 20 cuts out, after gyrate shaker 20 quits work, the first light beam that first light source 11 sends enters the first water body sampler 15, and through detected water sample, detects the sediment charge in detected water sample.In the present embodiment, gyrate shaker 20 can be connected with main control unit 18 signal, controls gyrate shaker 20 work by main control unit 18, thus the detected water sample in the first water body sampler 15 is mixed.
With reference to the structural representation of the first water body sampler 15 as shown in Figure 5, the first water body sampler 15 comprises cylindrical structural, and the outer wall of cylindrical structural comprises multilayer parallel in the annular photic zone 21 of cylindrical structural bottom surface.Coordinate with height adjuster 22 schematic diagram installed with reference to the first water body sampler 15 as shown in Figure 6, the below of the first water body sampler 15 is provided with height adjuster 22, for regulating the height of the first water body sampler 15, the first light beam sent to make the first light source 11 enters the first water body sampler 15 by the side of the annular photic zone 21 being in differing heights, and passes the first water body sampler 15 from the relative side of annular photic zone 21.
Particularly, as shown in Figure 5, when detecting water body sediment charge, first light beam needs to enter the first water body sampler 15, but simultaneously avoid unnecessary light to enter the first water body sampler 15 again, therefore one preferred embodiment in, the outer wall of the first water body sampler 15 adopts light-proof material and light transmissive material two kinds to make, light transmissive material is for making annular photic zone 21, and light-proof material is for making other positions of outer wall.Light-proof material can be stainless steel, plastics etc., the glass that the preferred penetrability of light transmissive material is good.The shape being parallel to cylindrical structural bottom surface is made in annular photic zone 21, can ensure that the first light beam enters from the side of annular photic zone 21, export from the relative side of annular photic zone 21.
As shown in Figure 6, arrange multi-layer annular photic zone 21 and regulated the height of the first water body sampler 15 by height adjuster 22, this setup makes to be detected water sample for portion can select different detection height detection repeatedly.As, when annular photic zone 21 is 3 layers, wherein the 1st layer is in the top of the first water body sampler 15 outer wall, the 3rd layer of bottom being in the first water body sampler 15 outer wall.During detection, first the first light beam that first light source 11 sends enters the first water body sampler 15 by the side of the 1st layer of annular photic zone 21, and pass the first water body sampler 15 from the relative side of the 1st layer of annular photic zone 21, carry out first time to detect, then height adjuster 22 raises the height of the first water body sampler 15, first light source 11 sends the first light beam again and enters the first water body sampler 15 by the side of the 2nd layer of annular photic zone 21, and pass the first water body sampler 15 from the relative side of the 2nd layer of annular photic zone 21, carry out second time to detect, by that analogy, carry out third time again to detect.In the present embodiment, height adjuster 22 can be connected with main control unit 18 signal, controls height adjuster work by main control unit 18, thus regulates rising or the reduction of the first water body sampler 15.
In the present embodiment, by arranging multi-layer annular photic zone 21 and height adjuster 22, be detected water sample for portion and can select different detection height detection repeatedly, get the mean value of repeated detection as final detection result, compare analysis with the testing result of the second light beam again, the accuracy detected can be ensured.
With reference to the structural representation of height adjuster as shown in Figure 7, height adjuster 22 comprises pallet 221, the first expansion link 222 be connected with pallet 221, the second expansion link 223 be connected with the first expansion link 222, the base 224 be connected with the second expansion link 223.Pallet 221 is used for support first water sampler 15.Be provided with motor in base 224, when after the electric motor starting in base 224, the first expansion link 222 and the second expansion link 223 cooperatively interact, and raise or reduce the height of pallet 221, thus regulate the height of the first water sampler 15.In the present embodiment, the height of the first water sampler 15 can be changed by rational height regulator 22, thus utilize the first light beam to carry out repeated detection.
In the present embodiment, the first testing result is sent to main control unit 18 with the form of the first electric signal by spectrum detection instrument 17, and the second testing result is sent to main control unit 18 with the form of the second electric signal.With reference to main control unit 18 as shown in Figure 8, main control unit 18 comprises analog to digital converter 181, for the first electric signal is converted to the first digital signal, the second electric signal is converted to the second digital signal; Main control unit 18 comprises arithmetical unit 182, for comparing the first digital signal and the second digital signal, obtains the 3rd digital signal; Main control unit 18 comprises sediment charge determiner 183, for determining the sediment charge in detected water sample according to the 3rd digital signal.
Particularly, the first digital signal generates according to the first testing result, and the second digital signal generates according to the second testing result.Arithmetical unit 182 in main control unit 18 compares the first digital signal and the second digital signal, utilizes the first digital signal and the second digital signal to subtract each other, obtains the 3rd digital signal, the sediment charge that the 3rd digital signal obtains after representing exclusive PCR light.Sediment charge determiner 183 in main control unit 18 determines the sediment charge in the detected water sample that the 3rd digital signal is corresponding by the mode such as to table look-up.
In the present embodiment, utilize main control unit 18 to obtain the 3rd digital signal by the mode compared, the impact of the stray light in testing environment can be discharged, thus obtain sediment charge testing result accurately.
With reference to water body system for detecting sediment content as shown in Figure 9, in this system, the outer wall of the first water body sampler 15 is provided with the first transmission region 23 and the second transmission region 24, first transmission region 23 and the second transmission region 24 and is symmetrical arranged; First light beam enters the first water body sampler 15 by the first transmission region 23, and passes the first water body sampler 15 by the second transmission region 24.
Particularly, as shown in Figure 9, the first water body sampler 15 can be the barrel-like structure of cylindrical structural or rectangle.The outer wall of the first water body sampler 15 is provided with the first transmission region 23 and the second transmission region 24, first transmission region 23 and the second transmission region 24 preferably adopt transparent glass material to make, on the outer wall of the first water body sampler 15, other parts adopt light-proof material to make, thus other light reduced except the first light beam enter in the first water body sampler 15.First transmission region 23 and the second transmission region 24 are disconnected region, and opposition is arranged on the outer wall of the first water body sampler 15.The shape of the first transmission region 23 and the second transmission region 24 can be bar shaped.Arrange the first transmission region 23 and the second transmission region 24 is disconnected region, can reduce other light enters in the first water body sampler 15, reduces the impact of other stray lights on testing result.When the first transmission region 23 and the second transmission region 24 are disconnected region, preferably adopt the artificial mode that stirs or utilize stirrer 19 to stir material in the first water body sampler 15, make it mix.To vibrate the first water body sampler 15 according to gyrate shaker 20, the position of the first transmission region 23 and the second transmission region 24 may be made no longer to aim at the incident direction of the first light beam, thus cause the first light beam accurately cannot enter the first water body sampler 15.
In the present embodiment, first transmission region 23 is set and the second transmission region 24 can make the first light beam enter in the first water body sampler 15, and pass from the first water body sampler 15, first transmission region 23 is set and the second transmission region 24 is disconnected region, other light can be reduced enter in the first water body sampler 15, reduce the impact of other stray lights on testing result.
With reference to water body system for detecting sediment content as shown in Figure 9, in second water body sampler 16, the first end of printing opacity pipeline 25 embeds the first outer wall of the second water body sampler 16, second end of printing opacity pipeline 25 embeds the second outer wall of the second water body sampler 16, and the first outer wall and the second outer wall oppose and arrange.
Particularly, as shown in Figure 9, the second water body sampler 16 can be the barrel-like structure of cylindrical structural or rectangle.When the second water body sampler 16 is the barrel-like structure of rectangle, the first end of printing opacity pipeline 25 embeds the first outer wall of the second water body sampler 16, second end of printing opacity pipeline 25 embeds the second outer wall of the second water body sampler 16, and the first outer wall and the second outer wall oppose and arrange.When the second water body sampler 16 is cylindrical structural, the two ends of printing opacity pipeline 25 embed in the outer wall of the second water body sampler 16, run through the second water body sampler 16.The cylindrical glass tube of the preferred hollow-core construction of printing opacity pipeline 25.In second water body sampler 16, the light-proof materials such as the preferred stainless steel of other parts except printing opacity pipeline 25 are made, thus reduce the interference light beam entered in the second water body sampler 16.
In the present embodiment, the printing opacity pipeline 25 arranging and run through is embedded at the second water body sampler 16, the second light beam can be made accurately to enter spectrum detection instrument 17 when there is no external interference, thus utilize the testing result of the second light beam alignment first light beam, obtain final water body sediment charge accurately.
Water body system for detecting sediment content in the embodiment of the present invention also comprises the display screen be connected with main control unit 18, for showing the sediment charge in detected water sample.In the present embodiment, display screen is set and convenient operation personnel can checks the testing result of water body sediment charge.
Water body system for detecting sediment content in the embodiment of the present invention also comprises guard shield, and guard shield adopts waterproof material to make.Water body system for detecting sediment content guard shield in the present embodiment is encapsulated, and can be placed directly in water and measure.One preferred embodiment in, the first light source 11 in the present embodiment, secondary light source 12, first lens 13, second transmissive mirror, the first water body sampler 15, second water body sampler 16 and spectrum detection instrument 17 are placed in guard shield, are positioned over and detect under water.Main control unit 18 and spectrum detection instrument 17 radio communication, be placed on indoor, operating personnel check testing result by the display screen on main control unit 18.Main control unit 18 is also connected with the first light source 11, secondary light source 12 signal, thus operating personnel control the opportunity of the first light source 11, secondary light source 12 transmitted beam by main control unit 18.
Water body system for detecting sediment content in the embodiment of the present invention, main control unit 18 comprises STM32F107 one chip microcomputer.First light source 11 comprises xenon source, and secondary light source 12 comprises xenon source, and the first lens 13 comprise collimation lens, and the second lens 14 comprise collimation lens.
Water body system for detecting sediment content in the embodiment of the present invention has the basic function of double light path multi-wavelength spectrum examination and analysb, carries out detection and corrects, the measuring error avoiding other light beams to enter measuring circuit causing by two loops.Water body system for detecting sediment content in the embodiment of the present invention can eliminate the impact that flashing is determined or in light path, other light sources brings, and reduces environmental error, to ensure the accuracy of testing result.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; change can be expected easily or replace, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should described be as the criterion with the protection domain of claim.
Claims (10)
1. a water body system for detecting sediment content, is characterized in that, described system comprises: the first light source, secondary light source, the first lens, the second lens, the first water body sampler, the second water body sampler, spectrum detection instrument and main control unit;
Described first light source is identical with described secondary light source; Described first lens are identical with described second lens;
Described first water body sampler is used for taking up detected water sample; The first light beam that described first light source sends enters described first water body sampler after described first lens are concentrated, and through the detected water sample in described first water body sampler, passes enter described spectrum detection instrument from described first water body sampler;
The printing opacity pipeline running through described second water body sampler is provided with in described second water body sampler; The second light beam that described secondary light source sends enters described printing opacity pipeline after described second lens are concentrated, and enters described spectrum detection instrument after passing from described printing opacity pipeline;
Described spectrum detection instrument detects described first light beam received, and obtains the first testing result, detects, obtain the second testing result to described second light beam received; Described first testing result and described second testing result are sent to described main control unit by described spectrum detection instrument respectively;
Described main control unit analyzes described first testing result and described second testing result, obtains the sediment charge in described detected water sample.
2. system according to claim 1, is characterized in that, is provided with stirrer in described first water body sampler, and described stirrer, for stirring the detected water sample in described first water body sampler, mixes to make the material in described detected water sample;
Described stirrer stirs according to predetermined very first time interval, and after described stirrer stops stirring, the first light beam that described first light source sends enters described first water body sampler, and through described detected water sample.
3. system according to claim 1, it is characterized in that, gyrate shaker is provided with below described first water body sampler, described gyrate shaker rotates concussion for controlling described first water body sampler according to the second predetermined time interval, mixes to make the material in described detected water sample;
After described first water body sampler stops the rotation concussion, the first light beam that described first light source sends enters described first water body sampler, and through described detected water sample.
4. the system according to Claims 2 or 3, is characterized in that, described first water body sampler comprises cylindrical structural, and the outer wall of described cylindrical structural comprises multilayer parallel in the annular photic zone of described cylindrical structural bottom surface;
The below of described first water body sampler is provided with height adjuster, for regulating the height of described first water body sampler, the first light beam sent to make described first light source enters described first water body sampler by the side of the described annular photic zone being in differing heights, and passes described first water body sampler from the relative side of described annular photic zone.
5. system according to claim 1, is characterized in that, described first testing result and described second testing result are sent to described main control unit with the form of the first electric signal, the second electric signal by described spectrum detection instrument respectively;
Described main control unit comprises analog to digital converter, for described first electric signal is converted to the first digital signal, described second electric signal is converted to the second digital signal;
Described main control unit comprises arithmetical unit, for more described first digital signal and described second digital signal, obtains the 3rd digital signal;
Described main control unit comprises sediment charge determiner, for determining the sediment charge in described detected water sample according to described 3rd digital signal.
6. system according to claim 1, is characterized in that, the outer wall of described first water body sampler is provided with the first transmission region and the second transmission region, and described first transmission region and described second transmission region are symmetrical arranged;
Described first light beam enters described first water body sampler by described first transmission region, and passes described first water body sampler by described second transmission region.
7. system according to claim 1, it is characterized in that, the first end of described printing opacity pipeline embeds the first outer wall of described second water body sampler, and the second end of described printing opacity pipeline embeds the second outer wall of described second water body sampler, and described first outer wall and described second outer wall oppose and arrange.
8. system according to claim 1, is characterized in that, described system comprises the display screen be connected with described main control unit, for showing the sediment charge in described detected water sample.
9. system according to claim 1, is characterized in that, described system comprises guard shield; The material of described guard shield comprises waterproof material.
10. system according to claim 1, is characterized in that, described first light source comprises xenon source, and described secondary light source comprises xenon source, and described first lens comprise collimation lens, and described second lens comprise collimation lens.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510496362.9A CN105021538A (en) | 2015-08-13 | 2015-08-13 | Water body silt content detecting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510496362.9A CN105021538A (en) | 2015-08-13 | 2015-08-13 | Water body silt content detecting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105021538A true CN105021538A (en) | 2015-11-04 |
Family
ID=54411672
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510496362.9A Pending CN105021538A (en) | 2015-08-13 | 2015-08-13 | Water body silt content detecting system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105021538A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108759923A (en) * | 2018-06-19 | 2018-11-06 | 黔南民族师范学院 | One kind being used for Hydrologic Information collecting device |
| CN112485397A (en) * | 2020-11-20 | 2021-03-12 | 朱旭辉 | Water detection equipment for environmental monitoring based on Internet of things |
| CN113413999A (en) * | 2021-06-28 | 2021-09-21 | 中国水利水电第九工程局有限公司 | Online intelligent detection control technology for quality of semi-finished product in grit coarse crushing production workshop |
| CN118566228A (en) * | 2024-07-31 | 2024-08-30 | 中交第一航务工程勘察设计院有限公司 | Method, device, equipment and storage medium for identifying sand content of colorless liquid |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2041041U (en) * | 1987-11-19 | 1989-07-12 | 河海大学 | Detecting device for wide-range particle size analyzer |
| CN2093395U (en) * | 1991-06-25 | 1992-01-15 | 华祥荣 | Photoelectric type turbidimeter |
| CN2192034Y (en) * | 1993-07-17 | 1995-03-15 | 水利部交通部能源部南京水利科学研究院 | Underwater real-time photoelectric automatic sand measuring instrument |
| CN2490575Y (en) * | 2001-08-28 | 2002-05-08 | 上海精密科学仪器有限公司物理光学仪器厂 | Turbimeter using double-integrating A/D conversion chip |
| CN102004079A (en) * | 2010-09-16 | 2011-04-06 | 华南理工大学 | On-line oil particle pollution degree detection sensor based on optical sensing |
| CN102445437A (en) * | 2010-09-30 | 2012-05-09 | 中国科学院电子学研究所 | Method and device for measuring turbidity |
| CN102866111A (en) * | 2012-09-04 | 2013-01-09 | 上海交通大学 | Differential liquid photoacoustic cell assembly for noninvasive blood sugar detection |
| WO2014053427A1 (en) * | 2012-10-03 | 2014-04-10 | Metrohm Ag | Method for detecting analytes |
| US20150037898A1 (en) * | 2012-04-19 | 2015-02-05 | Roche Diagnostics Operations, Inc. | Devices and methods of determining disturbance variable-corrected analyte concentrations |
| CN204924919U (en) * | 2015-08-13 | 2015-12-30 | 武汉华乙电气自动化科技有限公司 | Water silt content testing system |
-
2015
- 2015-08-13 CN CN201510496362.9A patent/CN105021538A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2041041U (en) * | 1987-11-19 | 1989-07-12 | 河海大学 | Detecting device for wide-range particle size analyzer |
| CN2093395U (en) * | 1991-06-25 | 1992-01-15 | 华祥荣 | Photoelectric type turbidimeter |
| CN2192034Y (en) * | 1993-07-17 | 1995-03-15 | 水利部交通部能源部南京水利科学研究院 | Underwater real-time photoelectric automatic sand measuring instrument |
| CN2490575Y (en) * | 2001-08-28 | 2002-05-08 | 上海精密科学仪器有限公司物理光学仪器厂 | Turbimeter using double-integrating A/D conversion chip |
| CN102004079A (en) * | 2010-09-16 | 2011-04-06 | 华南理工大学 | On-line oil particle pollution degree detection sensor based on optical sensing |
| CN102445437A (en) * | 2010-09-30 | 2012-05-09 | 中国科学院电子学研究所 | Method and device for measuring turbidity |
| US20150037898A1 (en) * | 2012-04-19 | 2015-02-05 | Roche Diagnostics Operations, Inc. | Devices and methods of determining disturbance variable-corrected analyte concentrations |
| CN102866111A (en) * | 2012-09-04 | 2013-01-09 | 上海交通大学 | Differential liquid photoacoustic cell assembly for noninvasive blood sugar detection |
| WO2014053427A1 (en) * | 2012-10-03 | 2014-04-10 | Metrohm Ag | Method for detecting analytes |
| CN204924919U (en) * | 2015-08-13 | 2015-12-30 | 武汉华乙电气自动化科技有限公司 | Water silt content testing system |
Non-Patent Citations (3)
| Title |
|---|
| 付艳红等: "含沙量测量方法及比较分析", 《东北水利水电》 * |
| 蒋建平等: "现场激光测沙仪精度控制方法", 《水文》 * |
| 赵昕等: "激光类测沙仪在长江泥沙测验中的应用", 《水文》 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108759923A (en) * | 2018-06-19 | 2018-11-06 | 黔南民族师范学院 | One kind being used for Hydrologic Information collecting device |
| CN112485397A (en) * | 2020-11-20 | 2021-03-12 | 朱旭辉 | Water detection equipment for environmental monitoring based on Internet of things |
| CN113413999A (en) * | 2021-06-28 | 2021-09-21 | 中国水利水电第九工程局有限公司 | Online intelligent detection control technology for quality of semi-finished product in grit coarse crushing production workshop |
| CN113413999B (en) * | 2021-06-28 | 2022-06-28 | 中国水利水电第九工程局有限公司 | On-line intelligent detection control method for quality of semi-finished product in grit coarse crushing production workshop |
| CN118566228A (en) * | 2024-07-31 | 2024-08-30 | 中交第一航务工程勘察设计院有限公司 | Method, device, equipment and storage medium for identifying sand content of colorless liquid |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105021538A (en) | Water body silt content detecting system | |
| US7830518B2 (en) | Automatic analysis apparatus and automatic analysis method | |
| CN103175799B (en) | Method of calibrating and calibration apparatus for a moisture concentration measurement apparatus | |
| JP5948173B2 (en) | Automatic analyzer and automatic analysis method | |
| CN102809544B (en) | Total plumbous online automatic monitor | |
| CN104075997A (en) | Continuous monitoring method and device for turbidity of water body | |
| CN102472710A (en) | Automatic analyzer | |
| EP3489658A1 (en) | Automatic analysis device and automatic analysis method | |
| WO2014017277A1 (en) | Automatic analysis device | |
| CN204924919U (en) | Water silt content testing system | |
| CN106338293B (en) | A kind of automatic adjustment method of optical fibre gyro | |
| CN104122231B (en) | On-line self-calibration water quality turbidity detection system | |
| US20130302212A1 (en) | Automatic analyzer | |
| JPH10332582A (en) | Measuring apparatus for turbidity | |
| JP2012237691A (en) | Automatic analyzer | |
| CN109655406A (en) | Spectral water quality detection device and detection method | |
| CN105277518A (en) | Water quality chromaticity measuring method and apparatus | |
| JP2015114298A (en) | Spectrophotometer and analysis system | |
| JP2000131233A (en) | Optical in-process control type nephelometry analyzing and detecting unit | |
| CN201072407Y (en) | On-line detecting instrument for minute oil-hydrocarbon in water | |
| CN207730654U (en) | A kind of portable spectrum light path device | |
| JP6313960B2 (en) | Automatic analyzer | |
| CN206594058U (en) | Mixed concentration on-line measurement device | |
| CN206960096U (en) | A kind of detection means | |
| CN106940297A (en) | Mixed concentration on-line measurement device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20151104 |