CN111307536A - Multi-water-level sewage collecting device - Google Patents

Multi-water-level sewage collecting device Download PDF

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Publication number
CN111307536A
CN111307536A CN202010339558.8A CN202010339558A CN111307536A CN 111307536 A CN111307536 A CN 111307536A CN 202010339558 A CN202010339558 A CN 202010339558A CN 111307536 A CN111307536 A CN 111307536A
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China
Prior art keywords
water
water collecting
pipe
driving box
box
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Withdrawn
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CN202010339558.8A
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Chinese (zh)
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宋远红
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Individual
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Individual
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Priority to CN202010339558.8A priority Critical patent/CN111307536A/en
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00Sampling; Preparing specimens for investigation
    • G01N1/02Devices for withdrawing samples
    • G01N1/10Devices for withdrawing samples in the liquid or fluent state
    • G01N1/16Devices for withdrawing samples in the liquid or fluent state with provision for intake at several levels
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84Systems specially adapted for particular applications
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/18Water

Abstract

The invention relates to the field of sewage treatment, in particular to a multi-water-level sewage collection device which comprises a driving box, a lifting box, a water collecting component, an electric power supply component, a small air pump, a sensing detection mechanism and a main control chip, wherein the lifting box is horizontally arranged below the driving box, an air inlet pipe of the small air pump penetrates through the side wall of the driving box and is outwards arranged, an output end of the small air pump is connected with an air delivery pipe, one end of the air delivery pipe, far away from the small air pump, penetrates through the bottom of the driving box and the top of the lifting box and extends into the lifting box, the water collecting component comprises three groups of water collecting boxes which are fixedly connected in sequence along the vertical direction, and a handle is fixedly arranged at the top of the driving box. The accuracy of water body detection and analysis is improved.

Description

Multi-water-level sewage collecting device
Technical Field
The invention relates to the field of sewage treatment, in particular to a multi-water-level sewage collecting device.
Background
Sewage treatment is a process of purifying sewage to meet the water quality requirement of discharging the sewage into a certain water body or reusing the sewage. Sewage treatment is widely applied to various fields such as buildings, agriculture, traffic, energy, petrifaction, environmental protection, urban landscape, medical treatment, catering and the like, and is increasingly used in daily life of common people. The sewage mainly comprises domestic sewage, industrial wastewater, initial rainwater and water samples containing dangerous chemicals or uncertain dangerous properties. The main pollutants of the sewage include pathogen pollutants, oxygen-consuming pollutants, plant nutrients, toxic pollutants and the like.
With the continuous development and progress of society, domestic sewage and industrial wastewater are more and more, so that environmental monitoring becomes more and more important, however, at present, the most common environmental monitoring is to sample and test the discharged sewage so as to confirm whether the discharged sewage meets the discharge standard. At present, most rivers and lakes are polluted to a certain degree, so that the water quality in the rivers and lakes needs to be detected regularly.
Patent No. CN110542590A provides a sewage quantitative collection device, which comprises a mounting rack, a push rod, a fixed part, a collection part, a moving part and the like; the utility model discloses a sewage treatment device, including mounting bracket, fixed part, installation rack, sewage collection component, the last rotation type of mounting bracket is connected with the push rod, be equipped with the fixed part that fixes through the pulling mode on the push rod, be equipped with on the mounting bracket and carry out the collection part of sewage through the rotation mode, the installation rack bottom is installed and is removed the moving part who gathers sewage through the mode that changes the height. The device has the advantages that the mounting frame and the push rod can be loosened and fixed through the fixing part, so that the device is very suitable for moving and collecting sewage, sewage at different depths can be collected through the collecting part, the speed of sewage sampling is improved, the sewage sampling is representative, and the device is complex in structure, heavy, inconvenient to transport and influenced in collecting efficiency.
Therefore, there is a need for a multi-level sewage collection device to solve the above problems.
Disclosure of Invention
The invention aims to solve the technical problem of providing a multi-water-level sewage collecting device, and the technical scheme solves the problems of low sampling efficiency and accuracy, incapability of collecting water samples in a layered manner and the like when a container is manually used.
In order to solve the technical problems, the invention provides the following technical scheme:
the utility model provides a multi-water-level sewage collecting device, which comprises a driving box, a lifting box, a water collecting component, an electric power supply component, a small-sized air pump, a sensing detection mechanism and a main control chip, wherein the driving box is horizontally arranged, the electric power supply component, the small-sized air pump and the main control chip are all arranged in the driving box, the sensing detection mechanism is arranged on the outer side wall of the driving box, the lifting box is horizontally arranged below the driving box, the top of the lifting box is detachably arranged at the bottom of the driving box, the water collecting component is fixedly arranged below the driving box, an air inlet pipe of the small-sized air pump penetrates through the side wall of the driving box and is outwards arranged, an output end of the small-sized air pump is connected with an air pipe, one end of the air pipe, which is far away from the small-sized air pump, penetrates through the bottom of the driving box and the top of the lifting box and, small-size air pump, cage and water collecting component all are connected with the main control chip electricity, and the power supply subassembly is the equipment power supply, and the top fixed mounting of drive case has the handle.
Preferably, still vertically fixedly on the lateral wall of drive case be equipped with waterproof controller, be equipped with display and waterproof button on the controller, the controller is connected with main control chip electricity.
Preferably, the lift box is including high-pressure gas storehouse and the storehouse of intaking, high-pressure gas storehouse is located the first half of lift box, it is located the lower half of lift box to intake the storehouse, the lower extreme of gas-supply pipe runs through the top in high-pressure gas storehouse and extends to inside the high-pressure gas storehouse, inside blast pipe and the first electric control valve of being equipped with in high-pressure gas storehouse, the one end setting of blast pipe is in the inside in high-pressure gas storehouse, the other end of blast pipe runs through the bottom in high-pressure gas storehouse and extends to the inside in the storehouse of intaking, first electric control valve sets up and is located high-pressure gas storehouse one end at the blast pipe, first.
Preferably, the power supply assembly is a fixedly mounted power strip, a plurality of jacks are arranged on the power strip, and detachable rechargeable batteries are mounted on the jacks.
Preferably, the water collecting assembly further comprises three water collecting mechanisms and three water discharging mechanisms, the water collecting mechanisms are in one-to-one correspondence with the water collecting tanks, each water collecting mechanism comprises a second electric control valve and a water collecting pipe, one end of each water collecting pipe is located above the corresponding water collecting tank, the other end of each water collecting pipe penetrates through the side wall of the corresponding water collecting tank and extends upwards, the second electric control valves are installed at one ends, located in the corresponding water collecting tanks, of the water collecting pipes, each water discharging mechanism comprises a water discharging pipe and a third electric control valve, the water discharging pipes are horizontally arranged, one ends of the water discharging pipes are located at the bottom of the corresponding water collecting tank, the other ends of the water discharging pipes penetrate through the side wall of the corresponding water collecting tank and extend outwards, the third electric control valves are arranged at one ends, located in the corresponding water collecting tanks, and the.
Preferably, sensing detection mechanism is including sensor mounting bracket, pressure sensor, camera, light source and turbidity detector, and sensor mounting bracket horizontal fixed mounting is on drive box one side lateral wall, and the mounting hole that the sensor mounting bracket was seted up including a plurality of levels, and pressure sensor, camera, light source and turbidity detector all pass through mounting hole horizontal fixed mounting on the sensor mounting bracket.
Preferably, the outer side of the sensor mounting frame is also provided with a waterproof sleeve.
Compared with the prior art, the invention has the beneficial effects that:
the invention can realize lifting operation through the lifting box and the small air pump, thereby sampling water bodies with different water depths, the water collecting component is provided with a plurality of water collecting boxes, layered sampling can be carried out on the water bodies with different water levels in the one-time submerging operation process, the sampling efficiency is greatly improved, the water body to be detected can be preliminarily analyzed through the sensing detection mechanism, data can be displayed through the display, and the water body can be detected in multiple directions, thereby increasing the accuracy of water body detection and analysis, and the invention has simple structure and convenient operation.
Drawings
FIG. 1 is a first perspective view of the present invention;
FIG. 2 is a schematic perspective view of the present invention;
FIG. 3 is a first schematic view of a driving box and a supporting three-dimensional structure thereof according to the present invention;
FIG. 4 is a schematic view of a second three-dimensional structure of the driving box and the load thereof according to the present invention;
FIG. 5 is a schematic perspective view of the lift box of the present invention;
fig. 6 is a schematic perspective view of a water collecting tank according to the present invention.
The reference numbers in the figures are:
the device comprises a driving box 1, a lifting box 2, a water collecting component 3, an electric power supply component 4, a small air pump 5, a sensing detection mechanism 6, a main control chip 7, an air inlet pipe 8, an air delivery pipe 9, a water collecting tank 10, a handle 11, a waterproof controller 12, a display 13, a waterproof key 14, a high-pressure air bin 15, a water inlet bin 16, a first electronic control valve 17, an air outlet pipe 18, a plug row 19, a jack 20, a rechargeable battery 21, a second electronic control valve 22, a water collecting pipe 23, a water outlet pipe 24, a third electronic control valve 25, a sensor mounting rack 26, a pressure sensor 27, a camera 28, a light source 29, a turbidity detector 30, a mounting hole 31 and a waterproof sleeve 32.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Referring to fig. 1-6, a multi-water-level sewage collecting device comprises a driving box 1, a lifting box 2, a water collecting component 3, a power supply component 4, a small air pump 5, a sensing detection mechanism 6 and a main control chip 7, wherein the driving box 1 is horizontally arranged, the power supply component 4, the small air pump 5 and the main control chip 7 are all arranged in the driving box 1, the sensing detection mechanism 6 is arranged on the outer side wall of the driving box 1, the lifting box 2 is horizontally arranged below the driving box 1, the top of the lifting box 2 is detachably arranged at the bottom of the driving box 1, the water collecting component 3 is fixedly arranged below the driving box 1, an air inlet pipe 8 of the small air pump 5 penetrates through the side wall of the driving box 1 and is arranged outwards, an output end of the small air pump 5 is connected with an air delivery pipe 9, one end of the air delivery pipe 9, which is far away from the small air pump 5, penetrates through the bottom of the driving box 1 and the top of the, water collection assembly 3 is including three group along vertical direction fixed connection's header tank 10 in proper order, and small-size air pump 5, cage 2 and water collection assembly 3 all are connected with main control chip 7 electricity, and power supply assembly 4 is the equipment power supply, and the top fixed mounting of drive case 1 has handle 11.
And a waterproof controller 12 is also vertically and fixedly arranged on the outer side wall of the driving box 1, a display 13 and a waterproof key 14 are arranged on the controller, and the controller is electrically connected with the main control chip 7. The lifting of the equipment can be adjusted manually through the waterproof controller 12, the time of the equipment staying in different water depths can be controlled, so that the operation of collecting water samples in different water depths is achieved, the display 13 is used for displaying information, and the waterproof button 14 is used for adjusting settings.
Lift case 2 is including high-pressure gas storehouse 15 and the storehouse 16 of intaking, high-pressure gas storehouse 15 is located the first half of lift case 2, it is located the lower half of lift case 2 to intake storehouse 16, the lower extreme of gas-supply pipe 9 runs through the top of high-pressure gas storehouse 15 and extends to high-pressure gas storehouse 15 inside, high-pressure gas storehouse 15 is inside to be equipped with blast pipe 18 and first electric control valve 17, the one end setting of blast pipe 18 is in the inside of high-pressure gas storehouse 15, the other end of blast pipe 18 runs through the bottom of high-pressure gas storehouse 15 and extends to the inside of intaking storehouse 16, first electric control valve 17 sets up and is located 15 one end of high-pressure gas storehouse at blast pipe 18, first electric control valve 17 is connected with. When the device works, the small air pump 5 inflates air into the high-pressure air bin 15, water enters the water bin 16 after inflation is completed, the device submerges, when the device submerges to a preset minimum depth, the water collecting component 3 samples water, the first electric control valve 17 is opened, the air in the high-pressure air bin 15 leads the air into the water inlet bin 16 through the exhaust pipe 18, water in the water inlet bin 16 is discharged, the device is enabled to generate buoyancy, the device is driven to move upwards, when the device reaches a second preset position, the buoyancy and the gravity in the water inlet bin 16 are offset, the water collecting component 3 collects water samples again, the operation is repeated, and sampling operation of different water deep water bodies is achieved.
The power supply assembly 4 is a fixedly installed power strip 19, a plurality of jacks 20 are arranged on the power strip 19, and a detachable rechargeable battery 21 is installed on the jacks 20. After the equipment submerges, the rechargeable battery 21 provides power for the equipment, and after collection is completed, the rechargeable battery 21 is manually disassembled for charging and then is reinserted to complete the charging process of the equipment.
The water collecting component 3 further comprises three sets of water collecting mechanisms and three sets of water discharging mechanisms, the water collecting mechanisms are in one-to-one correspondence with the water collecting tanks 10, each water collecting mechanism comprises a second electric control valve 22 and a water collecting pipe 23, one end of each water collecting pipe 23 is located above the corresponding water collecting tank 10, the other end of each water collecting pipe 23 penetrates through the side wall of the corresponding water collecting tank 10 and extends upwards, the second electric control valves 22 are installed at one ends, located in the corresponding water collecting tanks 10, of the water collecting pipes 23, each water discharging mechanism comprises a water discharging pipe 24 and a third electric control valve 25, the water discharging pipes 24 are horizontally arranged, one ends of the water discharging pipes 24 are located at the bottom of the corresponding water collecting tanks 10, the other ends of the water discharging pipes 24 penetrate through the side walls of the corresponding water collecting tanks 10 and extend outwards, the third electric control valves 25 are arranged at one ends, located in the corresponding water collecting tanks 10, and. When the water collecting component 3 works, the corresponding second electric control valves 22 are respectively opened in different water depths in sequence, so that a water sample flows into the corresponding water collecting tank 10 through the water collecting pipe 23, the air in the water collecting tank 10 can be better discharged due to the design of the water collecting pipe 23, after collection is completed, the water sample in the water collecting tank 10 is manually taken out, the third electric control valve 25 is opened, water in the water collecting tank 10 flows out from the water discharging pipe 24, and the whole sampling process is completed.
Sensing detection mechanism 6 is including sensor mounting bracket 26, pressure sensor 27, camera 28, light source 29 and turbidity detector 30, and sensor mounting bracket 26 level fixed mounting is on drive box 1 one side lateral wall, and sensor mounting bracket 26 is including the mounting hole 31 that a plurality of levels were seted up, and pressure sensor 27, camera 28, light source 29 and turbidity detector 30 all pass through mounting hole 31 level fixed mounting on sensor mounting bracket 26. Sensor mounting bracket 26 is used for installing all kinds of sensors, and light source 29 and camera 28 can shoot the sample to the water of the different degree of depth, and pressure sensor 27 is used for the depth of water that check out test set located, and turbidity detector 30 is used for surveying the turbidity of the water depth of water body of place, can also change the detector of different grade type through the detection demand of difference to the practical function of equipment has been improved.
A waterproof jacket 32 is also provided on the outside of the sensor mounting bracket 26. The waterproof jacket 32 ensures that the sensor internal connections do not leak water.
The working principle of the invention is as follows:
when the equipment is used, the small air pump 5 is inflated into the lifting box 2 through the air delivery pipe 9, the device is put down from a water area to be sampled manually after the inflation is completed, the lifting box 2 absorbs water to drive the whole equipment to sink, when the lifting box sinks to a certain depth, the water collecting assemblies 3 collect water samples, the three water collecting tanks 10 can collect water samples with three groups of different depths, the sensing detection mechanism 6 detects the water body, and conveys information back to the main control chip 7, the depth of the water samples can be collected by the water collecting assemblies 3 is different, after the water samples are collected, the high-pressure air in the lifting box 2 discharges the water in the lifting box 2, so that buoyancy is generated, the floating operation is completed, the total collected water sample amount in the water collecting assemblies 3 is less than the total amount of the water which can be stored in the lifting box 2, and the lifting box 2 can provide enough lift force. The lifting of the equipment can be adjusted manually through the waterproof controller 12, the time of the equipment staying in different water depths can be controlled, so that the operation of collecting water samples in different water depths is achieved, the display 13 is used for displaying information, and the waterproof button 14 is used for adjusting settings. When the device works, the small air pump 5 inflates air into the high-pressure air bin 15, water enters the water bin 16 after inflation is completed, the device submerges, when the device submerges to a preset minimum depth, the water collecting component 3 samples water, the first electric control valve 17 is opened, the air in the high-pressure air bin 15 leads the air into the water inlet bin 16 through the exhaust pipe 18, water in the water inlet bin 16 is discharged, the device is enabled to generate buoyancy, the device is driven to move upwards, when the device reaches a second preset position, the buoyancy and the gravity in the water inlet bin 16 are offset, the water collecting component 3 collects water samples again, the operation is repeated, and sampling operation of different water deep water bodies is achieved. After the equipment submerges, the rechargeable battery 21 provides power for the equipment, and after collection is completed, the rechargeable battery 21 is manually disassembled for charging and then is reinserted to complete the charging process of the equipment. When the water collecting component 3 works, the corresponding second electric control valves 22 are respectively opened in different water depths in sequence, so that a water sample flows into the corresponding water collecting tank 10 through the water collecting pipe 23, the air in the water collecting tank 10 can be better discharged due to the design of the water collecting pipe 23, after collection is completed, the water sample in the water collecting tank 10 is manually taken out, the third electric control valve 25 is opened, water in the water collecting tank 10 flows out from the water discharging pipe 24, and the whole sampling process is completed. Sensor mounting bracket 26 is used for installing all kinds of sensors, and light source 29 and camera 28 can shoot the sample to the water of the different degree of depth, and pressure sensor 27 is used for the depth of water that check out test set located, and turbidity detector 30 is used for surveying the turbidity of the water depth of water body of place, can also change the detector of different grade type through the detection demand of difference to the practical function of equipment has been improved. The waterproof jacket 32 ensures that the sensor internal connections do not leak water.

Claims (7)

1. A multi-water-level sewage collection device is characterized by comprising a driving box (1), a lifting box (2), a water collecting component (3), an electric power supply component (4), a small air pump (5), a sensing detection mechanism (6) and a main control chip (7), wherein the driving box (1) is horizontally arranged, the electric power supply component (4), the small air pump (5) and the main control chip (7) are all arranged inside the driving box (1), the sensing detection mechanism (6) is arranged on the outer side wall of the driving box (1), the lifting box (2) is horizontally arranged below the driving box (1), the top of the lifting box (2) can be detachably arranged at the bottom of the driving box (1), the water collecting component (3) is fixedly arranged below the driving box (1), an air inlet pipe (8) of the small air pump (5) penetrates through the side wall of the driving box (1) and is outwards arranged, the output end of the small air pump (5) is connected with an air conveying pipe (9), the one end that small-size air pump (5) were kept away from in gas-supply pipe (9) runs through the bottom of drive case (1) and the top of lift case (2) and extends to inside lift case (2), water collecting component (3) are including three water collecting tank (10) of following vertical direction fixed connection in proper order of group, small-size air pump (5), lift case (2) and water collecting component (3) all are connected with main control chip (7) electricity, power supply component (4) are the equipment power supply, the top fixed mounting of drive case (1) has handle (11).
2. The multi-water-level sewage collection device according to claim 1, wherein a waterproof controller (12) is vertically and fixedly arranged on the outer side wall of the driving box (1), a display (13) and a waterproof button (14) are arranged on the controller, and the controller is electrically connected with the main control chip (7).
3. The multi-water-level sewage collection device according to claim 1, wherein the lifting box (2) comprises a high-pressure air bin (15) and a water inlet bin (16), the high-pressure air bin (15) is located at the upper half part of the lifting box (2), the water inlet bin (16) is located at the lower half part of the lifting box (2), the lower end of the air pipe (9) penetrates through the top of the high-pressure air bin (15) and extends into the high-pressure air bin (15), an exhaust pipe (18) and a first electric control valve (17) are arranged inside the high-pressure air bin (15), one end of the exhaust pipe (18) is arranged inside the high-pressure air bin (15), the other end of the exhaust pipe (18) penetrates through the bottom of the high-pressure air bin (15) and extends into the water inlet bin (16), the first valve electric control valve (17) is arranged at one end of the exhaust pipe (18) which is located at one end of the high-pressure air bin (15), and the first electric control valve (17) is electrically connected.
4. The multi-water-level sewage collecting device according to claim 1, wherein the power supply assembly (4) is a fixedly installed power strip (19), a plurality of jacks (20) are arranged on the power strip (19), and a detachable rechargeable battery (21) is installed on the jacks (20).
5. The multi-water-level sewage collecting device according to claim 1, wherein the water collecting assembly (3) further comprises three sets of water collecting mechanisms and three sets of water discharging mechanisms, the water collecting mechanisms, the water discharging mechanisms and the water collecting tank (10) correspond to each other one by one, the water collecting mechanism comprises a second electric control valve (22) and a water collecting pipe (23), one end of the water collecting pipe (23) is located above the inside of the water collecting tank (10), the other end of the water collecting pipe (23) penetrates through the side wall of the water collecting tank (10) and extends upwards, the second electric control valve (22) is installed at one end of the water collecting pipe (23) located inside the water collecting tank (10), the water discharging mechanism comprises a water discharging pipe (24) and a third electric control valve (25), the water discharging pipe (24) is horizontally arranged, one end of the water discharging pipe (24) is located at the bottom of the water collecting tank (10), the other end of the water discharging pipe (24) penetrates through the side wall of the water collecting tank (10), the third electric control valve (25) is arranged at one end of the water discharge pipe (24) positioned in the water collecting tank (10), and the second electric control valve (22) and the third electric control valve (25) are both electrically connected with the main control chip (7).
6. The multi-water-level sewage collection device according to claim 1, wherein the sensing detection mechanism (6) comprises a sensor mounting frame (26), a pressure sensor (27), a camera (28), a light source (29) and a turbidity detector (30), the sensor mounting frame (26) is horizontally and fixedly mounted on the side wall of one side of the drive box (1), the sensor mounting frame (26) comprises a plurality of horizontally arranged mounting holes (31), and the pressure sensor (27), the camera (28), the light source (29) and the turbidity detector (30) are horizontally and fixedly mounted on the sensor mounting frame (26) through the mounting holes (31).
7. The multi-level sewage collection device according to claim 6 wherein a waterproof jacket (32) is further provided on the outside of said sensor mounting bracket (26).
CN202010339558.8A 2020-04-26 2020-04-26 Multi-water-level sewage collecting device Withdrawn CN111307536A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010339558.8A CN111307536A (en) 2020-04-26 2020-04-26 Multi-water-level sewage collecting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010339558.8A CN111307536A (en) 2020-04-26 2020-04-26 Multi-water-level sewage collecting device

Publications (1)

Publication Number Publication Date
CN111307536A true CN111307536A (en) 2020-06-19

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Application Number Title Priority Date Filing Date
CN202010339558.8A Withdrawn CN111307536A (en) 2020-04-26 2020-04-26 Multi-water-level sewage collecting device

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112051110A (en) * 2020-10-10 2020-12-08 江苏旭龙水务有限公司 Industrial sewage sampling device
CN112577784A (en) * 2020-11-25 2021-03-30 澜途集思生态科技集团有限公司 Water quality field exploration equipment

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112051110A (en) * 2020-10-10 2020-12-08 江苏旭龙水务有限公司 Industrial sewage sampling device
CN112051110B (en) * 2020-10-10 2023-08-15 江苏旭龙水务有限公司 Industrial sewage sampling device
CN112577784A (en) * 2020-11-25 2021-03-30 澜途集思生态科技集团有限公司 Water quality field exploration equipment

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Application publication date: 20200619