Portable device for rapidly detecting heavy metal pollution of water body
By filtering the water sample before testing and using the filtering mechanism and stirring mechanism to remove solid impurities, the problem of low detection accuracy of water quality heavy metal detectors is solved, and higher detection accuracy and reliability are achieved.
Patent Information
- Application Number
- CN202421643543.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-11
- Publication Date
- 2025-10-21
- Estimated Expiration
- 2034-07-11
AI Technical Summary
During the detection process, existing water quality heavy metal detectors have low detection accuracy due to the influence of solid impurities in the water sample on the light transmittance.
Before testing, solid impurities in the water sample are removed through a filtering mechanism, including a cylinder, filter plate and stirring mechanism. Filtering is performed first, followed by color reaction, and then light transmission detection.
The detection accuracy and reliability are improved, and the influence of solid impurities on the detection results is reduced.
Smart Images
Figure CN223461468U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the technical field of environmental detection, particularly relate to a portable device of fast detection water body heavy metal pollution. BACKGROUND
[0002] Water body heavy metal pollution detection device is a kind of device for detecting the content of heavy metal ions in water, it has been widely used in the field of water quality detection.The existing water quality heavy metal detector when using, first, add color developing agent to the water sample to be detected, make color developing agent combine with heavy metal ions in water sample to form complex with specific color, then add the water sample after color development to water quality heavy metal detector and carry out spectroscopy, by irradiating certain wavelength light to water sample, the transmittance of water sample and the concentration of colored complex in water are linearly related, the concentration of heavy metal ions in water sample can be inferred by detecting the transmittance of water sample after color development;The present application believes that there are the following problems in the use process, because some solid impurities in water sample also affect the transmittance of water sample, and further affect the detection accuracy of heavy metal ions, resulting in low detection accuracy. CONTENT OF UTILITY MODEL
[0003] To solve the above technical problems, the utility model provides a kind of portable device of fast detection water body heavy metal pollution, which reduces the influence of solid impurities on detection results, improves the detection accuracy, and has high practicability and reliability.
[0004] The portable device of fast detection water body heavy metal pollution of the utility model, including water quality heavy metal detector;Further including box and filter mechanism, water quality heavy metal detector and filter mechanism are placed in box, filter mechanism has filtering function;When detecting heavy metal pollution of water sample, first, filter mechanism is taken out in box, then sampled water is added to filter mechanism to remove solid impurities, then color developing agent is added to water sample to carry out color reaction with heavy metal ions, then water after color development is added to water quality heavy metal detector to carry out transmittance detection;It can filter water sample before detecting water sample, remove solid impurities in water, prevent solid impurities in water from affecting the transmittance of water, reduce the influence of solid impurities on detection results, improve the detection accuracy, and have high practicability and reliability.
[0005] Preferably, the filtering mechanism comprises a barrel, a sealing cover, a filter plate, a drain pipe and a stirring mechanism, the barrel is sequentially provided with a power cavity, a mixing cavity and a filtering cavity from bottom to top, the sealing cover is installed on the upper part of the barrel, the filter plate is placed between the filtering cavity and the mixing cavity, the drain pipe is installed on the barrel, the drain pipe is provided with a valve, the input end of the drain pipe is communicated with the mixing cavity, the stirring mechanism is located in the mixing cavity and the power cavity, the stirring mechanism has a stirring function, and the upper end of the filter plate is provided with filter cloth; when the water sample is detected, the sealing cover is first removed from the barrel, then the water to be detected is added into the filtering cavity, the water is filtered through the filter plate and enters the mixing cavity, then the filter plate is removed from the barrel, then a certain amount of color developing agent is added into the mixing cavity, then the mixing between the water and the color developing agent is promoted through the stirring mechanism, so that the color developing agent is fully contacted with the heavy metal ions in the water to develop color, then the barrel is moved to the water inlet hole on the water quality heavy metal detector, and then the colored water in the barrel cavity is poured into the water quality heavy metal detector through the barrel for light transmission detection, thereby facilitating the filtration of the water sample.
[0006] Preferably, the filtering mechanism comprises a barrel, a sealing cover, a filter plate, a drain pipe and a stirring mechanism, the barrel is sequentially provided with a power cavity, a mixing cavity and a filtering cavity from bottom to top, the sealing cover is installed on the upper part of the barrel, the filter plate is placed between the filtering cavity and the mixing cavity, the drain pipe is installed on the barrel, the drain pipe is provided with a valve, the input end of the drain pipe is communicated with the mixing cavity, the stirring mechanism is located in the mixing cavity and the power cavity, the stirring mechanism has a stirring function, and the upper end of the filter plate is provided with filter cloth; when the water sample is detected, the sealing cover is first removed from the barrel, then the water to be detected is added into the filtering cavity, the water is filtered through the filter plate and enters the mixing cavity, then the filter plate is removed from the barrel, then a certain amount of color developing agent is added into the mixing cavity, then the mixing between the water and the color developing agent is promoted through the stirring mechanism, so that the color developing agent is fully contacted with the heavy metal ions in the water to develop color, then the barrel is moved to the water inlet hole on the water quality heavy metal detector, and then the colored water in the barrel cavity is poured into the water quality heavy metal detector through the barrel for light transmission detection, thereby facilitating the filtration of the water sample.
[0007] Preferably, the stirring mechanism comprises a sealing plate, a motor, a rotating shaft and a plurality of stirring blades, the sealing plate is fixedly installed on the upper part of the power cavity, the sealing plate is used for sealing the upper part of the power cavity, the motor is fixedly installed in the mixing cavity, the rotating shaft is rotatably installed on the sealing plate, the lower end of the rotating shaft is connected with the output end of the motor, and the plurality of stirring blades are fixedly installed on the upper part of the rotating shaft and located in the mixing cavity; after the color developing agent is added into the water in the mixing cavity, the motor is turned on, the motor drives the plurality of stirring blades to rotate through the rotating shaft, thereby promoting the mixing between the water and the color developing agent, so that the color developing agent is fully contacted with the heavy metal ions in the water; thereby facilitating the reaction between the color developing agent and the heavy metal ions in the water.
[0008] Preferably, a plurality of heat dissipation holes communicated with the power cavity are arranged on the barrel; through the above arrangement, the heat dissipation of the sealing plate is facilitated.
[0009] Preferably, the filtering mechanism comprises a barrel, a sealing cover, a filter plate, a drain pipe and a stirring mechanism, the barrel is sequentially provided with a power cavity, a mixing cavity and a filtering cavity from bottom to top, the sealing cover is installed on the upper part of the barrel, the filter plate is placed between the filtering cavity and the mixing cavity, the drain pipe is installed on the barrel, the drain pipe is provided with a valve, the input end of the drain pipe is communicated with the mixing cavity, the stirring mechanism is located in the mixing cavity and the power cavity, the stirring mechanism has a stirring function, and the upper end of the filter plate is provided with filter cloth; when the water sample is detected, the sealing cover is first removed from the barrel, then the water to be detected is added into the filtering cavity, the water is filtered through the filter plate and enters the mixing cavity, then the filter plate is removed from the barrel, then a certain amount of color developing agent is added into the mixing cavity, then the mixing between the water and the color developing agent is promoted through the stirring mechanism, so that the color developing agent is fully contacted with the heavy metal ions in the water to develop color, then the barrel is moved to the water inlet hole on the water quality heavy metal detector, and then the colored water in the barrel cavity is poured into the water quality heavy metal detector through the barrel for light transmission detection, thereby facilitating the filtration of the water sample.
[0010] Preferably, the filtering mechanism comprises a barrel, a sealing cover, a filter plate, a drain pipe and a stirring mechanism, the barrel is sequentially provided with a power cavity, a mixing cavity and a filtering cavity from bottom to top, the sealing cover is installed on the upper part of the barrel, the filter plate is placed between the filtering cavity and the mixing cavity, the drain pipe is installed on the barrel, the drain pipe is provided with a valve, the input end of the drain pipe is communicated with the mixing cavity, the stirring mechanism is located in the mixing cavity and the power cavity, the stirring mechanism has a stirring function, and the upper end of the filter plate is provided with filter cloth; when the water sample is detected, the sealing cover is first removed from the barrel, then the water to be detected is added into the filtering cavity, the water is filtered through the filter plate and enters the mixing cavity, then the filter plate is removed from the barrel, then a certain amount of color developing agent is added into the mixing cavity, then the mixing between the water and the color developing agent is promoted through the stirring mechanism, so that the color developing agent is fully contacted with the heavy metal ions in the water to develop color, then the barrel is moved to the water inlet hole on the water quality heavy metal detector, and then the colored water in the barrel cavity is poured into the water quality heavy metal detector through the barrel for light transmission detection, thereby facilitating the filtration of the water sample.
[0011] Compared with the prior art, the water quality heavy metal detector has the advantages that the influence of solid impurities on the detection result is reduced, the detection precision is improved, and the practicability and reliability are high. BRIEF DESCRIPTION OF DRAWINGS
[0012] Figure 1 is a perspective view of the water quality heavy metal detector;
[0013] Figure 2 is an exploded view of the filtering mechanism;
[0014] Figure 3 is a sectional view of the filtering mechanism;
[0015] Figure 4 is a structural view of the stirring mechanism;
[0016] Figure 5 is a perspective view of the filtering mechanism.
[0017] In the drawings: 1, water quality heavy metal detector; 2, box; 3, cylinder; 4, sealing cover; 5, filter plate; 6, drain pipe; 7, cross; 8, handle; 9, sealing plate; 10, motor; 11, rotating shaft; 12, stirring blade; 13, heat dissipation hole; 14, charging port; 15, partition. DETAILED DESCRIPTION
[0018] In order to facilitate the understanding of the present application, the present application will be described more fully below with reference to the related drawings. The present application can be realized in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present application more thorough and comprehensive.
[0019] Embodiment 1
[0020] As Figures 1 to 5 , the device for detecting water body heavy metal pollution comprises a water quality heavy metal detector 1, a box 2 and a filtering mechanism, the water quality heavy metal detector 1 and the filtering mechanism are both placed in the box 2, and the filtering mechanism has a filtering function; when detecting heavy metal pollution of a water sample, the filtering mechanism is first taken out of the box 2, then the sampled water is added to the filtering mechanism to remove solid impurities, then a color developing agent is added to the water sample to perform color developing reaction with heavy metal ions, and then the water after color developing is added to the water quality heavy metal detector 1 to perform light transmission detection; before detecting the water sample, the water sample can be filtered to remove solid impurities in the water, so that the solid impurities in the water do not affect the light transmission rate of the water, the influence of the solid impurities on the detection result is reduced, the detection precision is improved, and the practicability and reliability are high.
[0021] As Figure 2 and Figure 3, the filtering mechanism comprises a cylinder 3, a sealing cover 4, a filter plate 5, a drain pipe 6 and a stirring mechanism, the cylinder 3 is sequentially provided with a power cavity, a mixing cavity and a filtering cavity from bottom to top, the sealing cover 4 is installed on the upper portion of the cylinder 3, the filter plate 5 is placed between the filtering cavity and the mixing cavity, the drain pipe 6 is installed on the cylinder 3, the drain pipe 6 is provided with a valve, the input end of the drain pipe 6 is communicated with the mixing cavity, the stirring mechanism is located in the mixing cavity and the power cavity, the stirring mechanism has a stirring function, and the upper end of the filter plate 5 is provided with filter cloth; when the water sample is detected, first, the sealing cover 4 is removed from the cylinder 3, then the water to be detected is added into the filtering cavity, the water is filtered into the mixing cavity through the filter plate 5, then the filter plate 5 is removed from the cylinder 3, then a certain amount of color developing agent is added into the mixing cavity, then the mixing between the water and the color developing agent is promoted through the stirring mechanism, so that the color developing agent is fully contacted with the heavy metal ions in the water to develop color, then the cylinder 3 is moved to the water inlet hole on the water quality heavy metal detector 1, then the cylinder 3 is poured into the water quality heavy metal detector 1 to perform light transmission detection, and the filtration of the water sample is facilitated.
[0022] As Figure 2 , the cross 7 is fixedly installed in the filtering cavity of the cylinder 3, the handle 8 is fixedly installed on the upper end of the filter plate 5, and the filter plate 5 is placed on the upper end of the cross 7; when the filter plate 5 is taken out, the worker holds the handle 8 to take out the filter plate 5 in the filtering cavity, and the taking and placing of the filter plate 5 are facilitated.
[0023] As Figure 3 and Figure 4 , the stirring mechanism comprises a sealing plate 9, a motor 10, a rotating shaft 11 and a plurality of groups of stirring blades 12, the sealing plate 9 is fixedly installed on the upper portion of the power cavity and is used for sealing the upper portion of the power cavity, the motor 10 is fixedly installed in the mixing cavity, the rotating shaft 11 is rotatably installed on the sealing plate 9, the lower end of the rotating shaft 11 is connected with the output end of the motor 10, and the plurality of groups of stirring blades 12 are fixedly installed on the upper portion of the rotating shaft 11 and are located in the mixing cavity; after the color developing agent is added into the water in the mixing cavity, the motor 10 is turned on, the motor 10 rotates the plurality of groups of stirring blades 12 through the rotating shaft 11, and then the mixing between the water and the color developing agent is promoted, so that the color developing agent is fully contacted with the heavy metal ions in the water; the reaction between the color developing agent and the heavy metal ions in the water is facilitated. A plurality of groups of heat dissipation holes 13 communicated with the power cavity are arranged on the cylinder 3, and a charging port 14 is installed on the cylinder 3 and is electrically connected with the sealing plate 9 through a wire.
[0024] Example 2
[0025] As Figure 1On the basis of embodiment 1, the partition plate 15 is additionally arranged, the partition plate 15 is fixedly installed in the box body 2, and the sponge pad is arranged in the box body 2; by arranging the partition plate 15 in the box body 2, the water quality heavy metal detector 1 and the filtering mechanism can be separately stored in the box body 2, and by arranging the sponge pad, the collision of the water quality heavy metal detector 1 and the filtering mechanism is reduced.
[0026] The water quality heavy metal detector 1, the filter plate 5, the cross 7 and the stirring piece 12 of the portable device for rapidly detecting water body heavy metal pollution are purchased on the market, and the technical personnel in the industry only needs to install and operate according to the attached instruction manual, and the technical personnel in the field does not need to pay creative labor.
[0027] The above is only the preferred embodiment of the utility model, and it should be pointed out that, for ordinary technical personnel in the technical field, a number of improvements and modifications can be made without departing from the technical principle of the utility model, and these improvements and modifications should also be regarded as the protection range of the utility model.
Claims
1. A portable device for rapid detection of heavy metal pollution in water bodies, comprising a water quality heavy metal detector (1); characterized in that, It also includes a box (2) and a filtering mechanism, the water quality heavy metal detector (1) and the filtering mechanism are placed in the box (2), and the filtering mechanism has a filtering function. The filtering mechanism includes a cylinder (3), a sealing cover (4), a filter plate (5), a drain pipe (6) and a stirring mechanism, the cylinder (3) is sequentially provided with a power cavity, a mixing cavity and a filtering cavity from bottom to top, the sealing cover (4) is installed on the upper part of the cylinder (3), the filter plate (5) is placed between the filtering cavity and the mixing cavity, the drain pipe (6) is installed on the cylinder (3), the drain pipe (6) is provided with a valve, the input end of the drain pipe (6) is communicated with the mixing cavity, the stirring mechanism is located in the mixing cavity and the power cavity, the stirring mechanism has a stirring function, and the upper end of the filter plate (5) is provided with filter cloth. The stirring mechanism includes a sealing plate (9), a motor (10), a rotating shaft (11) and a plurality of groups of stirring blades (12), the sealing plate (9) is fixedly installed on the upper part of the power cavity, the sealing plate (9) is used for sealing the upper part of the power cavity, the motor (10) is fixedly installed in the mixing cavity, the rotating shaft (11) is rotatably installed on the sealing plate (9), the lower end of the rotating shaft (11) is connected with the output end of the motor (10), and the plurality of groups of stirring blades (12) are fixedly installed on the upper part of the rotating shaft (11). The plurality of groups of stirring blades (12) are located in the mixing cavity.
2. The device for rapid detection of heavy metal pollution in water bodies according to claim 1, characterized in that, It also includes a cross (7) and a handle (8), the cross (7) is fixedly installed in the filtering cavity of the cylinder (3), and the handle (8) is fixedly installed on the upper end of the filter plate (5).
3. The device for rapid detection of heavy metal pollution in water bodies according to claim 1, wherein, A plurality of heat dissipation holes (13) communicated with the power cavity are arranged on the cylinder (3).
4. The device for rapid detection of heavy metal pollution in water according to claim 1, wherein, It also includes a charging port (14) and a wire, the charging port (14) is installed on the cylinder (3), and the charging port (14) is electrically connected with the sealing plate (9) through the wire.
5. The device for rapid detection of heavy metal pollution in water according to claim 1, wherein, It also includes a partition plate (15), the partition plate (15) is fixedly installed in the box (2), and the box (2) is provided with a sponge pad.