CN114544493A - Transparency monitoring device and monitoring method for water bodies at different depths - Google Patents
Transparency monitoring device and monitoring method for water bodies at different depths Download PDFInfo
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- CN114544493A CN114544493A CN202210038541.8A CN202210038541A CN114544493A CN 114544493 A CN114544493 A CN 114544493A CN 202210038541 A CN202210038541 A CN 202210038541A CN 114544493 A CN114544493 A CN 114544493A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 72
- 238000012544 monitoring process Methods 0.000 title claims abstract description 21
- 238000000034 method Methods 0.000 title claims abstract description 14
- 238000012806 monitoring device Methods 0.000 title claims abstract description 8
- 238000005070 sampling Methods 0.000 claims abstract description 83
- 238000005259 measurement Methods 0.000 claims abstract description 19
- 230000005484 gravity Effects 0.000 claims description 6
- 244000025254 Cannabis sativa Species 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000001514 detection method Methods 0.000 abstract description 8
- 238000013461 design Methods 0.000 abstract description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
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- 241000867909 Securinega Species 0.000 description 2
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- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
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Abstract
The invention discloses a transparency monitoring device and a transparency monitoring method for water bodies with different depths, wherein a positioning disc on a surrounding floating ring is used as a middle standard point of the specific sinking length of a sampling rope, the paying-off length (scale reading A) of the sampling rope above the positioning disc and the total paying-off length (scale reading B) of the current sampling rope are recorded, and the difference between the paying-off length and the total paying-off length is used as the length data of the sampling rope when a Seitschnikov plate sinks to a target position, so that the difference caused by the influence of wind force on the sampling rope above a water surface is avoided; the deflection angle of the sampling rope is collected through the scale marks on the limiting disc, the vertical distance D from the positioning disc to the upper end face of the Securio disc is calculated by utilizing the cosine law, the actual transparent depth of the water body is calculated, and the accurate detection of the transparency is realized. The method has the advantages that the principle of the design scheme is simple, the data information of the sampling rope above the water surface is eliminated during measurement and calculation, the calculation of the length of the sampling rope below the enclosure floating ring is not influenced even if the enclosure floating ring deviates from the sampler, the error is small, and the measurement precision is high.
Description
Technical Field
The invention relates to the technical field of water quality detection, in particular to a device and a method for monitoring transparency of water bodies with different depths.
Background
The water is transparent and colorless, and when the water body contains silt, microorganisms, suspended matters, organic matters and other substances, a turbid phenomenon can be generated, and the transparency of the water is reduced. The reduction of water transparency affects not only sensory properties but also the life of aquatic organisms. Therefore, the transparency of the water body is also an index for reflecting the water quality condition. When detecting the transparency of water quality, the plug disk is usually sunk to a depth which is just not clear, so as to calibrate the maximum transparency of water quality.
Chinese patent CN203259475U discloses an improved reservoir transparency measuring disc, which comprises a black-and-white disc, a counter weight, an iron half ring and a winding plate, wherein the counter weight is welded at the center of the back of the black-and-white disc, the iron half ring is welded at the front of the black-and-white disc, one end of a sampling rope is connected with the iron half ring welded on the black-and-white disc by means of a safety buckle, a hole is arranged on the winding plate, and the other end of the sampling rope is tied on the hole of the winding plate.
The transparency measuring instrument obtains the transparency of the water quality by observing the mark scales on the sampling rope. However, when the sampling rope is applied to the water body with wind waves and a large flow velocity, the sampling rope can shift under the action of the wind waves and the flow velocity, so that the reading error phenomenon occurs, the measurement accuracy is reduced, and the improvement is needed.
Chinese patent CN201910853943.1 is a detector for detecting transparency of water bodies at different depths, and comprises a detection disc and a take-up reel, wherein the lower end surface of the detection disc is detachably connected with a lifting disc capable of driving the detection disc to sink or float underwater, a sampling rope with scales is wound on the take-up reel, and one end of the sampling rope is fixed at the central position of the upper end surface of the detection disc; the lower terminal surface of take-up reel is provided with a pair of bracing piece, and is a pair of be provided with the angle scale between the bracing piece, run through the through-hole that supplies the sampling rope to pass on the angle scale, be provided with the scale mark of being convenient for discern the skew angle of sampling rope in the through-hole on the angle scale. The detector can reduce the measurement error and improve the measurement accuracy. However, in the patent, the angle disc is arranged on the lower end surface of the take-up reel and is far away from the water surface, and the deviation angles of the thread rope segments on the water surface of the sampling rope and the thread rope segments under water are inconsistent under the influence of wind force on water, so that the actual measurement accuracy is influenced.
Disclosure of Invention
In view of the above problems in the background art, an object of the present invention is to provide a transparency monitoring device for water bodies with different depths, in which a positioning disc on an enclosure floating ring is used as a middle standard point of a specific sinking length of a sampling rope, data information of the sampling rope above a water surface is eliminated during measurement and calculation, so as to avoid a difference value caused by the influence of wind on the sampling rope above the water surface, and even if the enclosure floating ring and a sampler deviate, the calculation of the length of the sampling rope below the enclosure floating ring is not influenced, and the device has the advantages of small error, high measurement accuracy, low requirement on equipment, and low cost.
In order to achieve the purpose, the technical scheme of the invention is as follows:
the transparency monitoring device for water bodies with different depths comprises a wire winder and a Samsung disc, wherein a sampling rope with scales is wound on the wire winder, and one end of the sampling rope is detachably connected to the central position of the upper end surface of the Samsung disc; still including enclosing the fender floating collar, enclose the internal diameter size that keeps off the floating collar more than one time of stopper's dish external diameter size, the up end that encloses the fender floating collar is provided with cross support frame, the fixed positioning disk that is provided with directly over the support frame, the central point of positioning disk puts and has seted up the locating hole, the middle part of support frame is provided with spacing dish, the slot hole has been seted up at the middle part of spacing dish, locating hole, slot hole are located same axis, just the sampling rope passes in proper order locating hole and slot hole, just the both sides of spacing dish are provided with the scale mark that is used for discerning the sampling rope skew angle in the slot hole.
Furthermore, a pair of support rods is arranged on the lower end face of the positioning plate, one end of each support rod is connected with the lower end face of the positioning plate, and the other end of each support rod is connected with the upper end face of the enclosure floating ring.
Furthermore, the one end of bracing piece is provided with the connecting portion that the level set up, the end of connecting portion is provided with the external screw thread enclose the up end bilateral symmetry that keeps off the floating collar and be provided with the installation department, seted up horizontal mounting hole on the installation department, will through fastening nut the one end of bracing piece is connected in the mounting hole of installation department.
Further, a sampling cylinder is fixedly connected to the lower end of the plug disc, and the center of gravity of the sampling cylinder and the center of gravity of the plug disc are located on the same axis.
Further, the sampling cylinder comprises a cylinder body and a connecting screw rod fixedly connected with the inner center of the cylinder body, and the top end of the connecting screw rod is connected to the center of the lower end surface of the plug disc through threads.
Furthermore, a locking nut is arranged at the top end of the connecting screw rod.
Furthermore, a water inlet is arranged above the barrel, and an electromagnetic valve is arranged at the water inlet.
Another object of the present invention is to provide a method for monitoring transparency of water bodies with different depths, which comprises the following steps:
(1) sequentially penetrating the bottom end of the sampling rope through a positioning disc of the enclosure floating ring, a positioning hole and a long hole in the support frame, and connecting the bottom end of the sampling rope with the upper end face of the plug disc;
(2) cleaning the float grass on the water surface of the measured position, and placing a Samsung disc and a surrounding floating ring to enable the surrounding floating ring to float on the water surface;
(3) continuing to sink the plunger disc through the wire rewinding device, gradually sinking until the plunger disc is just invisible, stopping sinking, immediately recording the scale reading A of the sampling rope at the positioning disc, the total paying-off scale reading B of the sampling rope, and reading the offset angle alpha of the sampling rope through the limiting disc;
(4) calculating a difference value between the scale readings A, B, determining the length dimension C of the sampling rope sinking to the position below the water surface from the positioning disc, and calculating the vertical distance D from the positioning disc to the upper end surface of the Seebeck disc by using the cosine law according to the offset angle alpha of the sampling rope:
D=(B-A)*cosα;
(5) and (5) repeating the steps (3) and (4) to obtain at least three measurement records, and taking the average value as the actual depth of the water transparency monitoring.
Compared with the prior art, the invention has the following advantages:
firstly, the positioning disc on the enclosure floating ring is used as a middle standard point of the specific sinking length of the sampling rope, the paying-off length (scale reading A) of the sampling rope above the positioning disc and the total paying-off length (scale reading B) of the current sampling rope are recorded, and the difference value of the paying-off length and the total paying-off length is used as the length data of the sampling rope when the Seitschnikov disc sinks to a target position, so that the difference value caused by the influence of wind power on the sampling rope above the water surface is avoided; the deflection angle of the sampling rope is collected through the scale marks on the limiting disc, the vertical distance D from the positioning disc to the upper end face of the Securio disc is calculated by utilizing the cosine law, the actual transparent depth of the water body is calculated, and the accurate detection of the transparency is realized.
Secondly, the design scheme of the invention has simple principle, eliminates the data information of the sampling rope above the water surface during measurement and calculation, does not influence the calculation of the length of the sampling rope below the enclosure floating ring even if the enclosure floating ring and the sampler deviate, has small error, high measurement precision, low requirement on equipment and low cost.
Thirdly, when there are a lot of suspended matters such as aquatic weeds, duckweeds and the like in the water body which are irrelevant to the transparency of the water body, the vision of measuring personnel is affected by measuring the transparency of the water body by using the Securinega zimmer method, so that the measuring precision is greatly affected. Therefore, the enclosure floating ring can block aquatic weeds, duckweeds and other suspended matters irrelevant to the transparency of the water body, reduce the influence of the aquatic weeds, the duckweeds and the like on the measurement of the transparency of the water body, and improve the measurement precision.
Drawings
FIG. 1 is a schematic structural diagram of a transparency monitoring apparatus according to the present invention;
FIG. 2 is a schematic structural diagram of a containment floating ring in the transparency monitoring apparatus according to the present invention;
FIG. 3 is a partial schematic structural view of the containment buoy of FIG. 2;
FIG. 4 is a schematic diagram of a cartridge in the transparency monitoring apparatus of the present invention;
FIG. 5 is a schematic diagram illustrating the calculation of a method for monitoring transparency at different depths according to an embodiment of the present invention;
FIG. 6 is a schematic diagram illustrating the calculation of a method for monitoring transparency at different depths according to another embodiment of the present invention.
In the figure: 1. a wire rewinding device; 2. a Seitz disc; 3. sampling a rope; 4. enclosing and blocking a floating ring; 5. a support frame; 6. positioning a plate; 7. positioning holes; 8. a limiting disc; 9. a long hole; 10. scale lines; 11. a support bar; 12. a connecting portion; 121. an external thread; 13. an installation part; 131. mounting holes; 14. fastening a nut; 15. a sampling cartridge; 151. a barrel; 152. connecting a screw rod; 153. and locking the nut.
Detailed Description
The following describes in detail specific embodiments of the present invention. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
Example 1
As shown in fig. 1-4, the transparency monitoring device for water bodies with different depths comprises a wire rewinding device 1 and a plug disc 2, wherein a sampling rope 3 with scales is wound on the wire rewinding device 1, and one end of the sampling rope 3 is detachably connected to the central position of the upper end surface of the plug disc 2; still including enclosing fender floating collar 4, enclose the internal diameter size that keeps off floating collar 4 and be more than one time of 2 external diameter sizes of stopper's dish, the up end that encloses fender floating collar 4 is provided with cross support frame 5, the fixed positioning disk 6 that is provided with directly over support frame 5, positioning hole 7 has been seted up to the central point of positioning disk 6 puts, the middle part of support frame 5 is provided with spacing dish 8, slot hole 9 has been seted up at spacing dish 8's middle part, locating hole 7, slot hole 9 are located the same axis, just sampling rope 3 passes in proper order positioning hole 7 and slot hole 9, just the both sides of spacing dish 8 are provided with the scale mark 10 that is used for discerning sampling rope 3 skew angle in slot hole 9.
As shown in fig. 2, in the technical solution of this embodiment:
the lower end face of the positioning plate 6 is provided with a pair of supporting rods 11, one end of each supporting rod 11 is connected with the lower end face of the positioning plate 6, and the other end of each supporting rod 11 is connected with the upper end face of the enclosure floating ring 4.
As shown in fig. 3, a connecting portion 12 horizontally disposed is disposed at one end of the supporting rod 11, an external thread 121 is disposed at the end of the connecting portion 12, mounting portions 13 are symmetrically disposed on two sides of the upper end surface of the enclosure floating ring 4, a transverse mounting hole 131 is disposed on the mounting portions 13, and one end of the supporting rod 11 is connected to the inside of the mounting hole 131 of the mounting portions 13 through a fastening nut 14.
When the device is installed, the connecting part 12 at one end of the support rod 11 is inserted into the mounting hole 131 of the mounting part 13 and then fastened by the fastening nut 14, so that the support rod 11 is connected with the upper end surface of the enclosure floating ring 4, and the positioning disc 6 fixedly connected with one end of the support rod is installed above the enclosure floating ring 4.
As shown in fig. 4, in the technical solution of this embodiment:
a sampling cylinder 15 is fixedly connected to the lower end of the plug disc 2, and the gravity center of the sampling cylinder 15 and the gravity center of the plug disc 2 are on the same axis.
Specifically, the sampling cartridge 15 comprises a cylinder 151 and a connecting screw 152 fixed to the center of the inside of the cylinder 151, wherein the top end of the connecting screw 152 is connected to the center of the lower end surface of the plug disk 2 through threads.
Preferably, a lock nut 153 is further provided at the top end of the connection screw 152. The connection stability of the connecting screw rod 152 and the lower end surface of the plug disk 2 is improved through the locking nut 153, and the sampling cylinder is prevented from falling off.
A water inlet is arranged above the cylinder 151, and an electromagnetic valve is arranged at the water inlet. The solenoid valves are not labeled in the figures, and users can freely select and adjust the solenoid valves according to actual requirements.
Example 2
A method of monitoring the transparency of bodies of water at different depths, the method comprising the steps of:
(1) sequentially penetrating the bottom end of the sampling rope 3 through a positioning disc 6 of the enclosure floating ring 4, a positioning hole 7 and a long hole 9 on the support frame 5, and connecting the bottom end of the sampling rope 3 with the upper end surface of the Samsung disc 2;
(2) cleaning the float grass on the water surface of the measured position, and placing the stopper disc 2 and the enclosure floating ring 4 to enable the enclosure floating ring 4 to float on the water surface;
(3) continuing to sink the plunger disc 2 through the wire rewinding device 1, gradually sinking until the plunger disc 2 is just invisible, stopping sinking, immediately recording a scale reading A of the sampling rope 3 at the positioning disc 6, a total paying-off scale reading B of the sampling rope 3, and reading an offset angle alpha of the sampling rope 3 through the limiting disc 8;
(4) calculating a difference value between the scale readings A, B, determining the length dimension C of the sampling rope 3 sinking from the positioning disc 6 to the position below the water surface, and calculating the vertical distance D from the positioning disc 6 to the upper end surface of the Seebeck disc 2 by utilizing a cosine law according to the offset angle alpha of the sampling rope 3:
D=(B-A)*c o sα;
(5) and (5) repeating the steps (3) and (4) to obtain at least three measurement records, and taking the average value as the actual depth of the water transparency monitoring.
As shown in fig. 5, in the invention, the positioning disc on the enclosure floating ring is used as a middle standard point of the specific sinking length of the sampling rope, the paying-off length (scale reading A) of the sampling rope above the positioning disc and the total paying-off length (scale reading B) of the current sampling rope are recorded, and the difference between the paying-off length and the total paying-off length is used as the length data of the sampling rope when the Seitschnikov disc sinks to the target position, so that the difference caused by the influence of wind on the sampling rope above the water surface is avoided; the deflection angle of the sampling rope is collected through the scale marks on the limiting disc, the vertical distance D from the positioning disc to the upper end face of the Securio disc is calculated by utilizing the cosine law, the actual transparent depth of the water body is calculated, and the accurate detection of the transparency is realized.
As shown in FIG. 6, the principle of the design scheme of the invention is simple, the data information of the sampling rope above the water surface is removed during measurement and calculation, even if the floating ring of the enclosure and the sampler deviate, the calculation of the length of the sampling rope below the floating ring is not influenced, the error is small, the measurement precision is high, the requirement on equipment is not high, and the cost is low.
When the water body has a lot of suspended matters such as waterweeds, duckweeds and the like which are irrelevant to the transparency of the water body, the vision of measuring personnel is influenced by measuring the transparency of the water body by using the Securinega zimmer method, so that the measuring precision is greatly influenced. Therefore, the enclosure floating ring can block aquatic weeds, duckweeds and other suspended matters irrelevant to the transparency of the water body, reduce the influence of the aquatic weeds, the duckweeds and the like on the measurement of the transparency of the water body, and improve the measurement precision.
The foregoing shows and describes the general principles, principal features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The transparency monitoring device for water bodies with different depths comprises a wire winder and a Samsung disc, wherein a sampling rope with scales is wound on the wire winder, and one end of the sampling rope is detachably connected to the central position of the upper end surface of the Samsung disc; its characterized in that still includes and encloses the fender floating collar, enclose the internal diameter size that keeps off the floating collar more than one time of stopper's dish external diameter size, the up end that encloses the fender floating collar is provided with cross support frame, the fixed positioning disk that is provided with directly over the support frame, the central point of positioning disk puts and has seted up the locating hole, the middle part of support frame is provided with spacing dish, the slot hole has been seted up at the middle part of spacing dish, locating hole, slot hole are located same axis, just the sampling rope passes in proper order locating hole and slot hole, just the both sides of spacing dish are provided with the scale mark that is used for discerning the sampling rope skew angle in the slot hole.
2. The device for monitoring the transparency of water bodies with different depths as claimed in claim 1, wherein the lower end surface of the positioning plate is provided with a pair of supporting rods, one end of each supporting rod is fixedly connected with the lower end surface of the positioning plate, and the other end of each supporting rod is connected with the upper end surface of the retaining floating ring.
3. The transparency monitoring device for water bodies with different depths as claimed in claim 2, wherein a connecting portion is horizontally arranged at one end of the supporting rod, an external thread is arranged at the tail end of the connecting portion, mounting portions are symmetrically arranged on two sides of the upper end face of the enclosure floating ring, a transverse mounting hole is formed in each mounting portion, and one end of the supporting rod is connected into the mounting hole of each mounting portion through a fastening nut.
4. The device for monitoring the transparency of water bodies with different depths as claimed in claim 1, wherein a sampling cylinder is fixedly connected to the lower end of the plug disk, and the gravity center of the sampling cylinder and the gravity center of the plug disk are on the same axis.
5. The device for monitoring the transparency of water bodies with different depths as claimed in claim 4, wherein the sampling cylinder comprises a cylinder body and a connecting screw rod fixed to the inner center of the cylinder body, and the top end of the connecting screw rod is connected to the center of the lower end surface of the plug disc through threads.
6. The device for monitoring the transparency of water bodies with different depths as claimed in claim 5, wherein a locking nut is further arranged at the top end of the connecting screw rod.
7. The device for monitoring the transparency of water bodies with different depths as claimed in claim 5, wherein a water inlet is arranged above the cylinder body, and an electromagnetic valve is arranged at the water inlet.
8. The method for monitoring the transparency of water bodies with different depths as claimed in claim 1, wherein the monitoring method comprises the following steps:
(1) sequentially penetrating the bottom end of the sampling rope through a positioning disc of the enclosure floating ring, a positioning hole and a long hole in the support frame, and connecting the bottom end of the sampling rope with the upper end face of the plug disc;
(2) cleaning the float grass on the water surface of the measured position, and placing a Samsung disc and a surrounding floating ring to enable the surrounding floating ring to float on the water surface;
(3) continuing to sink the plunger disc through the wire rewinding device, gradually sinking until the plunger disc is just invisible, stopping sinking, immediately recording the scale reading A of the sampling rope at the positioning disc, the total paying-off scale reading B of the sampling rope, and reading the offset angle alpha of the sampling rope through the limiting disc;
(4) calculating a difference value between the scale readings A, B, determining the length dimension C of the sampling rope sinking to the position below the water surface from the positioning disc, and calculating the vertical distance D from the positioning disc to the upper end surface of the Seebeck disc by using the cosine law according to the offset angle alpha of the sampling rope:
D=(B-A)*cosα;
(5) and (5) repeating the steps (3) and (4) to obtain at least three measurement records, and taking the average value as the actual depth of the water transparency monitoring.
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN116086574A (en) * | 2023-03-24 | 2023-05-09 | 山东省鲁南地质工程勘察院(山东省地质矿产勘查开发局第二地质大队) | Automatic monitoring equipment for buried depth of underground water level |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN116086574A (en) * | 2023-03-24 | 2023-05-09 | 山东省鲁南地质工程勘察院(山东省地质矿产勘查开发局第二地质大队) | Automatic monitoring equipment for buried depth of underground water level |
CN116086574B (en) * | 2023-03-24 | 2023-06-30 | 山东省鲁南地质工程勘察院(山东省地质矿产勘查开发局第二地质大队) | Automatic monitoring equipment for buried depth of underground water level |
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