CN215866378U - Water quality detection device for environmental monitoring - Google Patents
Water quality detection device for environmental monitoring Download PDFInfo
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- CN215866378U CN215866378U CN202122400141.0U CN202122400141U CN215866378U CN 215866378 U CN215866378 U CN 215866378U CN 202122400141 U CN202122400141 U CN 202122400141U CN 215866378 U CN215866378 U CN 215866378U
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Abstract
The utility model discloses a water quality detection device for environmental monitoring, which belongs to water quality detection equipment and comprises a shell, a processing device arranged in the shell and a sampling port arranged on the shell; the sampling port is of a groove structure, a plurality of through holes are formed around the side wall of the groove, light-emitting lamp beads are arranged in the through holes, light detectors are arranged in the through holes corresponding to the lamp beads, the number of the lamp beads is multiple, and the wavelengths of light rays generated by different lamp beads are different; the light detector acquires the absorbance values of the sample to light rays with different wavelengths after the lamp beads emit light; the processing device controls the light-emitting states of all the lamp beads; compared with the prior art, the light detector obtains the absorbance of the sample to light rays with different wavelengths, thereby measuring the numerical values of different parameters such as COD (chemical oxygen demand) or BOD (biochemical oxygen demand) or ammonia nitrogen in the sample, without arranging a plurality of different measuring devices inside the water quality detector, greatly reducing the volume and the quality of the water quality detector and improving the portability of the water quality detector.
Description
Technical Field
The utility model relates to the field of water quality detecting instruments, in particular to a water quality detecting device for environment monitoring.
Background
A water quality detector is a professional instrument for analyzing the content of water quality components, and mainly refers to the following instruments: instruments of items such as COD, ammonia nitrogen, total phosphorus and the like need to enhance the monitoring of sewage discharge in order to protect the water environment, and the water quality detector plays an important role in environmental protection and water resource protection.
The existing water quality detector is usually internally provided with a plurality of different measuring devices in order to realize COD measurement, BOD measurement, ammonia nitrogen measurement, total phosphorus measurement and turbidity and PH measurement, so that the whole water quality detector has larger volume and is inconvenient to carry; particularly, when the workers of the environment bureau need to go out to carry out environment detection on specific points; is very troublesome; for example, patent No. 202021077750.6 discloses a portable water quality detector, which is portable by providing a handle, but the whole device still has a large volume.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model provides a water quality detection device for environmental monitoring, which comprises a sampling port with a groove structure, wherein a plurality of through holes are arranged around the side wall of the groove, light-emitting lamp beads are arranged in the through holes, light detectors are arranged in the through holes corresponding to the lamp beads, the number of the lamp beads is multiple, and the wavelengths of light rays generated by different lamp beads are different; the light of different wavelengths is received by the optical detector after being absorbed by the sample, and the optical detector obtains the absorbance of the sample to the light of different wavelengths, thereby measuring the numerical values of different parameters such as COD (chemical oxygen demand) or BOD (biochemical oxygen demand) or ammonia nitrogen in the sample, and the like without arranging a plurality of different measuring devices inside the water quality detector, greatly reducing the volume and the quality of the water quality detector and improving the portability of the water quality detector.
In order to achieve the purpose, the utility model provides a water quality detection device for environmental monitoring, which comprises a shell, a processing device arranged in the shell and a sampling port arranged on the shell; the sampling port is of a groove structure, a plurality of through holes are formed around the side wall of the groove, light-emitting lamp beads are arranged in the through holes, light detectors are arranged in the through holes corresponding to the lamp beads, the number of the lamp beads is multiple, and the wavelengths of light rays generated by different lamp beads are different; the light detector acquires the absorbance values of the sample to light rays with different wavelengths after the lamp beads emit light; wherein the absorbance values of the sample for different wavelengths of light are used to calculate parameters in the sample; and the processing device controls the light-emitting states of all the lamp beads.
In the specific scheme, the wavelength range of the light emitted by all the light-emitting lamp beads is 380-900 nm.
The specific scheme also comprises a communication device; the communication device is connected with the optical detector, acquires the detection data of the optical detector and transmits the detection data to an external mobile phone.
In a specific scheme, the device also comprises a key arranged on the shell; the key is electrically connected with the processing device; and the selection key controls different lamp beads to enter different states.
In a specific scheme, the communication device is a WiFi device or a Bluetooth device.
According to the specific scheme, the communication device is further connected with the processing device, receives the control signal sent by the communication device, and controls different lamp beads to enter different states according to the control signal.
According to the specific scheme, the grooves are not cylindrical, and the diameter direction of each groove is the light path formed by each group of lamp beads and the corresponding photo detector.
The utility model discloses a concrete scheme, the sample connection sets up the baffle of dismantling that seals the sample connection, and the direction that the sample connection was kept away from to the baffle extends the stock that is used for holding.
In a specific scheme, a shell at one end of a sampling port is provided with a pair of convex parts, and a baffle is arranged between the pair of convex parts and is connected with the pair of convex parts in series through a rotating shaft; forming a structure that one end of the baffle plate and the lug boss rotate relatively; the other end of the baffle is provided with a clamping block which is used for being clamped with a clamping position on the shell at the other end of the sampling port in an adaptive manner.
The utility model has the beneficial effects that: the utility model provides a water quality detection device for environmental monitoring, which comprises a shell, a processing device arranged in the shell and a sampling port arranged on the shell; the sampling port is of a groove structure, a plurality of through holes are formed around the side wall of the groove, light-emitting lamp beads are arranged in the through holes, light detectors are arranged in the through holes corresponding to the lamp beads, the number of the lamp beads is multiple, and the wavelengths of light rays generated by different lamp beads are different; the light detector acquires the absorbance values of the sample to light rays with different wavelengths after the lamp beads emit light; the processing device controls the light-emitting states of all the lamp beads; compared with the prior art, the light detector obtains the absorbance of the sample to light rays with different wavelengths, thereby measuring the numerical values of different parameters such as COD (chemical oxygen demand) or BOD (biochemical oxygen demand) or ammonia nitrogen in the sample, without arranging a plurality of different measuring devices inside the water quality detector, greatly reducing the volume and the quality of the water quality detector and improving the portability of the water quality detector.
Drawings
FIG. 1 is an overall block diagram of the present invention;
FIG. 2 is a view of the structure of the present invention without baffles;
FIG. 3 is a block diagram of the present invention;
FIG. 4 is a view of the sampling port structure of the present invention;
FIG. 5 is a block diagram of the internal construction relationship of the present invention.
The main element symbols are as follows:
1. a housing; 2. a sampling port; 3. a long rod; 4. a baffle plate; 43. a boss portion; 44. clamping; 21. a through hole; 5. a communication device; 6. a processing device; 7. provided is a mobile phone.
Detailed Description
In order to more clearly describe the present invention, the present invention will be further described with reference to the accompanying drawings.
As described in the background art, in order to realize COD measurement, BOD measurement, ammonia nitrogen measurement, total phosphorus measurement, turbidity measurement and PH measurement, the conventional water quality detector is usually internally provided with a plurality of different measurement devices, which results in a large volume and inconvenient carrying of the whole water quality detector; particularly, when the workers of the environment bureau need to go out to carry out environment detection on specific points; is very troublesome; based on this, the present invention provides a water quality detection device for environmental monitoring, please refer to fig. 1 to 5, which includes a housing 1, a processing device 6 disposed in the housing 1, and a sampling port 2 disposed on the housing 1; the sampling port 2 is of a groove structure, a plurality of through holes 21 are formed around the side wall of the groove, light-emitting lamp beads are arranged in the through holes 21, light detectors are arranged in the through holes 21 corresponding to the lamp beads, the number of the lamp beads is multiple, and the wavelengths of light rays generated by different lamp beads are different; the light detector acquires the absorbance values of the sample to light rays with different wavelengths after the lamp beads emit light; wherein the absorbance values of the sample for different wavelengths of light are used to calculate parameters in the sample; and the processing device 6 controls the light-emitting states of all the lamp beads.
The equipment adopts a spectrophotometry method to detect various parameters in a water sample; the basic principle of the detection method is as follows: the substance acts on light and has the characteristic of selective absorption; the color of the colored substance is produced by the action of the substance and light; namely, the color presented by the colored solution is caused by the selective absorption of light by the substances in the solution; because different substances have different molecular structures and different absorption capacities for light with different wavelengths, the structure group with a characteristic structure has the maximum real wavelength of selective absorption characteristics to form a maximum absorption peak so as to generate a specific absorption spectrum; even if the same substance has different contents, the degree of light absorption is different; methods for identifying the presence of a substance by using an absorption spectrum specific to the substance (qualitative analysis), or measuring the content of a substance by using the degree of absorption of light of a certain wavelength by a substance (quantitative analysis), are called spectrophotometry.
In the embodiment, the light transmittance and the absorbance value of the sample are obtained according to the intensity and the wavelength of the light emitted by the lamp bead and the intensity of the light received by the light detector; compared with the prior art, the light detector obtains the absorbance of the sample to light rays with different wavelengths, thereby measuring the numerical values of different parameters such as COD (chemical oxygen demand) or BOD (biochemical oxygen demand) or ammonia nitrogen in the sample, without arranging a plurality of different measuring devices inside the water quality detector, greatly reducing the volume and the quality of the water quality detector and improving the portability of the water quality detector.
For example, for chemical oxygen demand COD in water, light with the wavelength of 620nm is suitable for detection in the case of high concentration, and light with the wavelength of 440nm is suitable for detection in the case of low concentration; for another example, 720nm light is used for BOD measurement; in addition, the method can also be used for detecting items such as ammonia nitrogen, total phosphorus, total nitrogen and the like in water.
In this embodiment, the number of the beads is 380-900nm in the wavelength range of the light emitted by all the luminescent beads.
Preferably, the system further comprises a communication device 5; the communication device 5 is connected with the optical detector, acquires the detection data of the optical detector and transmits the detection data to an external mobile phone 7; the external mobile phone 7 calculates and processes the data acquired by the photo detector and displays the result of the detection parameters; the whole equipment is matched with the mobile phone 7 for use, a display screen is not required, and an electronic component for displaying is omitted; the volume of the device is further reduced; is convenient to carry when going out; while the detected data can still be accurately processed and displayed by the external handset 7.
In this embodiment, the water quality detection device for environmental monitoring of the present invention is best used in cooperation with the mobile phone 7; because in this information age today, the mobile phone 7 is an article that everyone can carry with; the mobile phone 7 can be matched with the environment detection device only after downloading the corresponding APP; the specific operation mode is that the mobile phone 7 is connected with the communication device 5 through Bluetooth or WiFi after opening the APP; and then, after the sample is placed in the sampling port 2, the detection device acquires the data of the sample, and transmits the data to the mobile phone 7 through Bluetooth or WiFi for display.
In the embodiment, the device further comprises a key arranged on the shell 1; the key is electrically connected with the processing device 6; selecting a key to control different lamp beads to enter different states; selecting a key to control the lamp bead and the light detector to enter different states; for example, the starting key controls the lamp bead and the light detector to start working, and the pause key controls the lamp bead and the light detector to stop detection; the switching key controls the lamp bead with the other wavelength to start working; in some simple parameter detection processes, only a sample is put in, and a detection key is clicked; until the detection data is finally transmitted to the mobile phone 7 for display; after a plurality of different data are acquired through multiple detections in some complex detection processes, the mobile phone 7 calculates and processes all acquired data to obtain final parameter values; for example, in the water quality COD detection process, an empty test tube and a test tube filled with a sample need to be respectively detected so as to eliminate the influence of the test tube on the detection result.
In a preferred scheme, in a specific scheme, the communication device 5 is further connected with the processing device 6, receives a control signal sent by the communication device 5, and controls the lamp beads and the light detector to enter different working states according to the control signal; the working states of the lamp beads and the light detector can be directly controlled on the mobile phone 7; the operation is more convenient; particularly, for a sample needing to be detected for many times, if the sample is operated by a key, inconvenience is caused, and even misoperation occurs; at the moment, the mobile phone 7 is used for direct control, and the mobile phone 7 is used for operation guidance in each detection process, so that the operation is convenient, and mistakes are avoided.
In this embodiment, the grooves are not cylindrical grooves, and the light path formed by each group of lamp beads and the corresponding photodetector is in the diameter direction of the grooves; the sampling port 2 is provided with a detachable baffle 4 for closing the sampling port 2, and a long rod 3 for holding extends in the direction of the baffle 4 far away from the sampling port 2; the baffle 4 is disassembled during measurement and sampling, and the actual sample loaded is placed into the sampling port 2; when carrying, the long rod 3 can be held by hand, thereby further improving the portability.
In a specific scheme, a pair of convex parts 43 is arranged on the shell 1 at one end of the sampling port 2, and the baffle 4 is arranged between the convex parts 43 and is connected with the convex parts 43 in series through a rotating shaft; a structure that one end of the baffle 4 rotates relative to the convex part 43 is formed; the other end of the baffle 4 is provided with a clamping block which is used for being in adaptive clamping connection with a clamping position 44 on the shell 1 at the other end of the sampling port 2; when the clamping block is separated from the clamping position 44, the baffle 4 can be controlled to rotate around the rotating shaft to open the sampling port 2; when the clamping block is clamped with the clamping position 44, the whole equipment can be moved by holding the long rod 3 by hand.
The utility model has the advantages that:
1. compared with the prior art, the light detector obtains the absorbance of the sample to light rays with different wavelengths, so that the numerical values of different parameters such as COD (chemical oxygen demand), BOD (biochemical oxygen demand), ammonia nitrogen and the like in the sample are measured, a plurality of different measuring devices are not required to be arranged in the water quality detector, the volume and the quality of the water quality detector are greatly reduced, and the portability of the water quality detector is improved;
2. the communication device is connected with the optical detector, acquires the detection data of the optical detector and transmits the detection data to an external mobile phone; the external mobile phone calculates and processes the data acquired by the photo detector and displays the result of the detection parameters; the whole equipment is matched with a mobile phone for use, a display screen is not required, and an electronic component for displaying is omitted; the volume of the device is further reduced; is convenient to carry when going out; meanwhile, the detected data can still be accurately processed and displayed by an external mobile phone;
3. the sampling port is provided with a detachable baffle plate for closing the sampling port, and a long rod for holding extends in the direction of the baffle plate far away from the sampling port; the baffle is disassembled during measurement and sampling, and the sample is actually placed into the sampling port; when carrying, the user can hold the long rod by hand, thereby further improving the portability.
The above disclosure is only for a few specific embodiments of the present invention, but the present invention is not limited thereto, and any variations that can be made by those skilled in the art are intended to fall within the scope of the present invention.
Claims (9)
1. A water quality detection device for environmental monitoring comprises a shell, a processing device arranged in the shell and a sampling port arranged on the shell; the device is characterized in that the sampling port is of a groove structure, a plurality of through holes are formed around the side wall of the groove, light-emitting lamp beads are arranged in the through holes, light detectors are arranged in the through holes corresponding to the lamp beads, the number of the lamp beads is multiple, and the wavelengths of light rays generated by different lamp beads are different; the light detector acquires the absorbance values of the sample to light rays with different wavelengths after the lamp beads emit light; wherein the absorbance values of the sample for different wavelengths of light are used to calculate parameters in the sample; and the processing device controls the light-emitting states of all the lamp beads.
2. The water quality detection device for environmental monitoring as recited in claim 1, wherein the wavelength range of the light emitted from all the light-emitting beads is 380-900 nm.
3. The water quality detection device for environmental monitoring according to claim 1, further comprising a communication device; the communication device is connected with the optical detector, acquires the detection data of the optical detector and transmits the detection data to an external mobile phone.
4. The water quality detecting device for environmental monitoring according to claim 3, further comprising a button disposed on the housing; the key is electrically connected with the processing device; and the selection key controls different lamp beads to enter different states.
5. The water quality detecting device for environmental monitoring according to claim 3, wherein the communication device is a WiFi device or a Bluetooth device.
6. The water quality detection device for environmental monitoring according to claim 3, wherein the communication device is further connected with the processing device, receives the control signal sent by the communication device, and controls different lamp beads to enter different states according to the control signal.
7. The water quality detection device for environmental monitoring according to claim 1, wherein the grooves are not cylindrical grooves, and the light path formed by each group of lamp beads and the corresponding photo detector is in the diameter direction of the grooves.
8. The water quality detecting device for environmental monitoring according to claim 1, wherein the sampling port is provided with a detachable baffle plate for closing the sampling port, and a long rod for holding is extended from the baffle plate in the direction away from the sampling port.
9. The water quality detecting device for environmental monitoring according to claim 8, wherein the housing at one end of the sampling port is provided with a pair of protrusions, and the baffle is arranged between the pair of protrusions and connected with the pair of protrusions in series through a rotating shaft; forming a structure that one end of the baffle plate and the lug boss rotate relatively; the other end of the baffle is provided with a clamping block which is used for being clamped with a clamping position on the shell at the other end of the sampling port in an adaptive manner.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2021207441087 | 2021-04-13 | ||
| CN202120744108 | 2021-04-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215866378U true CN215866378U (en) | 2022-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122400141.0U Active CN215866378U (en) | 2021-04-13 | 2021-09-30 | Water quality detection device for environmental monitoring |
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| CN (1) | CN215866378U (en) |
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2021
- 2021-09-30 CN CN202122400141.0U patent/CN215866378U/en active Active
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