CN114924048A - Portable automatic oil tester - Google Patents
Portable automatic oil tester Download PDFInfo
- Publication number
- CN114924048A CN114924048A CN202110837538.8A CN202110837538A CN114924048A CN 114924048 A CN114924048 A CN 114924048A CN 202110837538 A CN202110837538 A CN 202110837538A CN 114924048 A CN114924048 A CN 114924048A
- Authority
- CN
- China
- Prior art keywords
- tube
- module
- shell
- automatic oil
- portable automatic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000007306 turnover Effects 0.000 claims abstract description 41
- 238000000926 separation method Methods 0.000 claims abstract description 40
- 238000002347 injection Methods 0.000 claims abstract description 35
- 239000007924 injection Substances 0.000 claims abstract description 35
- 238000003756 stirring Methods 0.000 claims abstract description 33
- 230000003287 optical effect Effects 0.000 claims abstract description 3
- 239000007788 liquid Substances 0.000 claims description 37
- 238000000605 extraction Methods 0.000 claims description 33
- 239000003153 chemical reaction reagent Substances 0.000 claims description 27
- 230000002572 peristaltic effect Effects 0.000 claims description 14
- 239000012528 membrane Substances 0.000 claims description 13
- 239000002699 waste material Substances 0.000 claims description 12
- 239000002351 wastewater Substances 0.000 claims description 7
- 238000009826 distribution Methods 0.000 claims description 6
- 238000005086 pumping Methods 0.000 claims description 4
- 239000003814 drug Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 20
- 238000001514 detection method Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 5
- 238000005259 measurement Methods 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 230000000717 retained effect Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000012938 design process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000010913 used oil Substances 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/18—Water
-
- 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
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
- G01N21/3577—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing liquids, e.g. polluted water
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
Landscapes
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Medicinal Chemistry (AREA)
- Food Science & Technology (AREA)
- Engineering & Computer Science (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention belongs to the technical field of water quality detection, particularly belongs to the field of G01N33/28, and particularly relates to a portable automatic oil tester. The invention provides a portable automatic oil tester, which is arranged in a box type structure and comprises a machine shell and an upper cover; the shell and the upper cover are connected by a hinge; an injection module, a separation module, a light path module and a stirring module are arranged in the shell; the interior of the shell is of a double-layer structure, and the optical path module is arranged on the lower layer of the interior of the shell; one side of the upper layer structure in the shell is provided with a placing area, and the stirring module is arranged in the placing area; the other side of the upper layer structure in the shell is provided with an interface area; the middle position of the upper layer structure in the shell is provided with a turnover plate, and the direction of a turnover shaft of the turnover plate is vertical to the direction of a turnover shaft of the upper cover; the injection module and the separation module are fixedly arranged on the turnover plate. The scheme of compatible portability and automatic determination is provided, and the use is convenient.
Description
Technical Field
The invention belongs to the technical field of water quality detection, particularly belongs to the field of G01N33/28, and particularly relates to a portable automatic oil tester.
Background
The two substances of water and oil are not mixed together theoretically due to the incompatible characteristics and different densities, but in a complex natural environment or an industrial production environment, a certain amount of oil is often doped in the water body due to various external factors and intervention, and the most common method for detecting the content of the oil in the water body is an infrared oil detector.
Chinese patent publication No. CN213121603U discloses an infrared oil level meter for detection, which can play a protective role in the outer side of a display screen, and in the detection process, can avoid the influence on the operator and the surface of the display screen caused by the splashing during the process of injecting a sample into a sample injection port, and at the same time, can protect the position of a wiring groove when not in use, and avoid the dust adhesion and the use influenced by humidity.
Taking the above patents as examples, oil measuring instruments on the market are basically all laboratory devices, which must be operated in a laboratory and cannot be used on outdoor sites, however, many emergency requirements now require the devices to be brought to the outdoor sites for use; however, the portable oil meter usually needs to sacrifice its automatic measurement function, which brings troubles to the user in operation and accuracy.
Disclosure of Invention
Aiming at the problems, the invention provides a portable automatic oil meter which is arranged in a box type structure and comprises a shell and an upper cover; the shell and the upper cover are connected by a hinge; an injection module, a separation module, a light path module and a stirring module are arranged in the shell;
the interior of the shell is of a double-layer structure, and the light path module is arranged on the lower layer of the interior of the shell; one side of the upper layer structure in the shell is provided with a placing area, and the stirring module is arranged in the placing area; the other side of the upper layer structure in the shell is provided with an interface area; the middle position of the upper layer structure in the shell is provided with a turnover plate, and the direction of a turnover shaft of the turnover plate is vertical to the direction of a turnover shaft of the upper cover; the injection module and the separation module are fixedly arranged on the turnover plate.
As a preferred technical scheme, the stroke of the turnover plate in the casing is from the horizontal direction to the vertical direction, and when the turnover plate is in the horizontal direction, the injection module and the separation module are fixedly arranged on the lower surface of the turnover plate; when the turnover plate is in the vertical direction, the injection module and the separation module are in the vertical state, and the injection module and the separation module are fixedly arranged on the surface of one side, facing the interface area, of the turnover plate.
As a preferred technical scheme, the shell and the upper cover are provided with lock catches at corresponding positions in a matching manner; the upper cover is provided with a battery on the inner surface; the interface area inside the shell is provided with a power interface, a signal interface and a switch; a stirring module, a pinch valve and a potentiometer are placed in the placing area in the shell; the outer surface of the shell is provided with wheels and a pull rod; and a cuvette is arranged in the light path membrane group.
As a preferred technical scheme, the stirring module comprises a stirring motor, an injection reagent tube and an extraction sample tube, the stirring motor is connected with the extraction sample tube, the length of the extraction sample tube is matched with the corresponding reagent bottle, the extraction sample tube extends into the bottom of the reagent bottle, and the end part of the extraction sample tube is provided with a stirring blade.
As a preferred technical scheme, the injection module comprises an injector and a rotary valve, the injector and the rotary valve are communicated and arranged, and a plurality of interfaces of the rotary valve are connected with different medicine pipelines.
As a preferred technical scheme, the separation module comprises a peristaltic pump and a separation tube, wherein the peristaltic pump is provided with a liquid pumping interface and is communicated with the separation tube.
As a preferable technical solution, the separator tube comprises an inner tube and an outer tube, the inner tube and the outer tube are arranged in parallel in the axial direction, and the inner tube is arranged to penetrate through the inner space of the outer tube; the end part of the outer pipe is provided with a waste water port.
As a preferable technical scheme, an air pipe is arranged at the upper end of the inner pipe, a waste reagent pipe is arranged at the lower end of the inner pipe, a liquid inlet pipe is arranged on the side wall of the inner pipe, and the liquid inlet pipe is connected with the peristaltic pump; the liquid inlet pipe is arranged in the area of the inner pipe exposed outside the outer pipe wrapping space.
As a preferred technical solution, the side wall of the inner tube is provided with an extraction liquid outlet, the extraction liquid outlet is arranged in an area of the inner tube in the outer tube wrapping space, and the extraction liquid outlet penetrates out of the side wall of the outer tube from the side wall of the inner tube; the inner tube lateral wall is provided with divides the liquid pipe, divide the liquid pipe setting in the parcel space of outer tube, divide the liquid pipe follow the bottom of inner tube to the top direction of inner tube extends.
As a preferred technical scheme, telescopic rods are arranged between the inner surface of the machine shell and the turnover plate, the number of the telescopic rods is at least two, and the two telescopic rods are symmetrical or even arranged on two sides of the turnover plate.
Has the advantages that:
(1) the invention provides a portable automatic oil measuring instrument which is used for measuring the oil content in a water body, particularly used for monitoring the quality of water and dangerous garbage points, monitoring the efficiency of an oil/water separation process, monitoring the scenes of wastewater discharge of factories and maintenance stations and the like.
(2) In the invention, the oil measuring instrument as laboratory equipment is designed into a box shape and is provided with components such as wheels, pull rods, batteries and the like to increase the portability of the oil measuring instrument, but the most important thing in the portability design of the laboratory equipment is how to well accommodate the used oil measuring instrument equipment provided by the invention without influencing the functions of the oil measuring instrument equipment; according to the invention, the turnover plate is creatively added in the oil tester equipment, the injection module and the separation membrane group are fixed on the turnover plate, the internal space of the casing is fully utilized, when the turnover plate is closed (in a horizontal state), the injection module, the separation membrane group and the light path membrane group are accommodated in the same closed space, so that the injection module, the separation membrane group and the light path membrane group are ensured not to be disturbed by external environments, and when the turnover plate is opened (in a vertical state), the injection module and the separation membrane group are just in a vertical state, so that the operations of extraction, separation and the like are conveniently completed.
(3) The oil tester provided by the invention has a simple structure and easy functions, and can realize full-automatic sample analysis by using a software system through the matching of the injection module, the separation membrane group and the light path membrane group, improve the working efficiency, liberate manpower, eliminate uncertain influence of human factors on a testing structure and ensure the measuring accuracy.
Drawings
FIG. 1 is a schematic structural diagram of a portable automatic oil meter provided by the invention;
FIG. 2 is a schematic view of the structure of the separator tube;
wherein, 1-machine shell, 2-upper cover, 3-injection module, 31-injector, 32-rotary valve, 4-separation module, 41-peristaltic pump, 42-separation tube, 4201-inner tube, 4202-outer tube, 4203-waste water port, 4204-air tube, 4205-waste reagent tube, 4206-liquid inlet tube, 4207-extract liquid taking port, 4208-liquid separating tube, 5-light path module, 6-stirring module, 7-placing area, 8-interface area and 9-turnover plate.
Detailed Description
A portable automatic oil tester is arranged in a box type structure and comprises a machine shell 1 and an upper cover 2; the shell 1 and the upper cover 2 are connected by a hinge; an injection module 3, a separation module 4, a light path module 5 and a stirring module 6 are arranged in the casing 1;
the interior of the machine shell 1 is of a double-layer structure, and the optical path module 5 is arranged on the lower layer of the interior of the machine shell 1; one side of the upper-layer structure in the machine shell 1 is provided with a placing area 7, and the stirring module 6 is arranged in the placing area 7; the other side of the upper layer structure in the shell 1 is provided with an interface area 8; the middle position of the upper layer structure in the shell 1 is provided with a turnover plate 9, and the direction of a turnover shaft of the turnover plate 9 is vertical to the direction of the turnover shaft of the upper cover 2; the injection module 3 and the separation module 4 are fixedly arranged on the turnover plate 9.
In some preferred embodiments, the stroke of the turnover plate 9 inside the casing 1 is reversed from the horizontal direction to the vertical direction, and when the turnover plate 9 is in the horizontal direction, the injection module 3 and the separation module 4 are fixedly arranged on the lower surface of the turnover plate 9; when the turnover plate 9 is in the vertical direction, the injection module 3 and the separation module 4 are in the vertical state, and the injection module 3 and the separation module 4 are fixedly arranged on one side surface of the turnover plate 9 facing the interface area 8.
In some preferred embodiments, the housing 1 and the upper cover 2 are provided with a lock catch at corresponding positions; the upper cover 2 is provided with a battery on the inner surface; the interface area 8 in the casing 1 is provided with a power interface, a signal interface and a switch; a stirring module 6, a pinch valve and a potentiometer are arranged in the placing area 7 in the shell 1; the outer surface of the machine shell 1 is provided with wheels and a pull rod; and a cuvette is arranged in the light path membrane group.
In some preferred embodiments, the stirring module 6 includes a stirring motor, an injection reagent tube, and an extraction sample tube, the stirring motor is connected to the extraction sample tube, the length of the extraction sample tube matches with the corresponding reagent bottle, the extraction sample tube extends into the bottom of the reagent bottle, and the end of the extraction sample tube is provided with a stirring blade.
In some preferred embodiments, the injection module 3 includes an injector 31 and a rotary valve 32, the injector 31 and the rotary valve 32 are disposed in communication, and several interfaces of the rotary valve 32 are connected to different medicine pipelines.
The rotary valve is provided with at least 9 interfaces.
In some preferred embodiments, the separation module 4 includes a peristaltic pump 41 and a separation tube 42, the peristaltic pump 41 is provided with a liquid pumping interface, and the peristaltic pump 41 is communicated with the separation tube 42.
In some preferred embodiments, the separation tube 42 includes an inner tube 4201 and an outer tube 4202, the inner tube 4201 and the outer tube 4202 are axially arranged in parallel, and the inner tube 4201 is arranged to extend through an inner space of the outer tube 4202; the end of the outer tube 4202 is provided with a waste port 4203.
In some preferred embodiments, the upper end of the inner tube 4201 is provided with an air tube 4204, the lower end of the inner tube 4201 is provided with a waste reagent tube 4205, the sidewall of the inner tube 4201 is provided with a liquid inlet tube 4206, and the liquid inlet tube 4206 is connected to the peristaltic pump 41; the liquid inlet tube 4206 is disposed at a region where the inner tube 4201 is exposed outside a space where the outer tube 4202 is wrapped.
In some preferred embodiments, the side wall of the inner tube 4201 is provided with an extraction liquid port 4207, the extraction liquid port 4207 is disposed in a region of the inner tube 4201 in the space surrounded by the outer tube 4202, and the extraction liquid port 4207 is disposed through the side wall of the outer tube 4202 from the side wall of the inner tube 4201; the side wall of the inner tube 4201 is provided with a liquid distribution tube 4208, the liquid distribution tube 4208 is disposed in a space surrounded by the outer tube 4202, and the liquid distribution tube 4208 extends from the bottom of the inner tube 4201 to the top of the inner tube 4201.
In some preferred embodiments, there are at least two telescopic rods between the inner surface of the cabinet 1 and the turning plate 9, and two telescopic rods are symmetrical even on two sides of the turning plate 9.
The determination method comprises the following steps:
the automatic design process of the oil tester provided by the invention comprises the following steps:
1. the invention is designed for a draw-bar box, is provided with 2 universal wheels, a draw bar and a lock catch, and can directly pull the equipment to a field for sample measurement;
2. the oil level measuring instrument is horizontally placed on the ground, the upper cover of the oil level measuring instrument is opened, and a computer is connected with the oil level measuring instrument;
3. the connection of the reagent pipeline and the waste liquid pipeline is completed, and the oil detector provided by the invention can be used;
4. using a sample bottle to collect a water sample;
5. taking out the sample stirring module from the stirring module tank of the placing area, and placing the sample stirring module on a water sample bottle (the stirring module is provided with a stirring motor, a reagent injection pipe and a sample extraction pipe, wherein the pipeline can go deep into the bottommost part of the sample bottle);
6. the oil tester provided by the invention automatically measures the water sample by editing software;
automatic water sample measurement flow:
1. the injection module is used for controlling the volume of the extraction reagent with a defined amount to be extracted through software;
2. the injection module injects the extracted extraction reagent into the sample bottle through an injection reagent pipeline on the stirring module;
3. automatically starting a stirring module to stir and extract the water sample;
4. finishing water sample extraction, and standing for layering;
5. the peristaltic pump is started, the peristaltic pump pumps a water sample and an extraction reagent into the separation tube through the sampling tube on the stirring module, the waste reagent tube before liquid pumping is clamped by the pinch valve, the extraction reagent can be retained in the inner tube, the water and the reagent in the sample bottle are pumped into the separation tube through the sample inlet, the wastewater is discharged through the wastewater outlet, the reagent is retained in the inner tube, and the pressure in the tube is adjusted through the air tube;
6. standing and layering in the separation tube, wherein the extract can be just kept at an extract port, and an injection pump pumps the extract into an injector from an extract extraction port (meanwhile, a filtering membrane is connected in series on a pipeline to remove impurities, and a water removing membrane is connected in series to remove water in the extract);
7. injecting an extraction reagent in an injector into a cuvette in a light path through a pipeline;
8. opening a light path to measure the content of oil in water;
9. and opening a pinch valve on the waste reagent tube, starting a peristaltic pump and discharging the waste reagent. Emptying the sample bottle;
10. calculating by software to obtain the oil content in the water;
11. the experiment process is completed, and the waste water port and the waste reagent pipe are both connected with a waste liquid barrel to collect waste liquid.
Claims (10)
1. A portable automatic oil tester is characterized by being arranged in a box type structure and comprising a machine shell (1) and an upper cover (2); the shell (1) and the upper cover (2) are connected by a hinge; an injection module (3), a separation module (4), a light path module (5) and a stirring module (6) are arranged in the machine shell (1);
the interior of the machine shell (1) is of a double-layer structure, and the light path module (5) is arranged on the lower layer of the interior of the machine shell (1); one side of the upper layer structure in the machine shell (1) is provided with a placing area (7), and the stirring module (6) is arranged in the placing area (7); the other side of the upper layer structure in the shell (1) is provided with an interface area (8); the middle position of an upper layer structure in the shell (1) is provided with a turnover plate (9), and the direction of a turnover shaft of the turnover plate (9) is vertical to the direction of the turnover shaft of the upper cover (2); the injection module (3) and the separation module (4) are fixedly arranged on the turnover plate (9).
2. The portable automatic oil level meter according to claim 1, wherein the stroke of the turnover plate (9) in the casing (1) is from horizontal direction to vertical direction, and when the turnover plate (9) is in horizontal direction, the injection module (3) and the separation module (4) are fixedly arranged on the lower surface of the turnover plate (9); when the turnover plate (9) is in the vertical direction, the injection module (3) and the separation module (4) are in the vertical state, and the injection module (3) and the separation module (4) are fixedly arranged on the surface of one side, facing the interface area (8), of the turnover plate (9).
3. The portable automatic oil level measuring instrument according to claim 1, wherein the casing (1) and the upper cover (2) are provided with a lock catch at corresponding positions; the inner surface of the upper cover (2) is provided with a battery; the interface area (8) in the shell (1) is provided with a power interface, a signal interface and a switch; a stirring module (6), a pinch valve and a potentiometer are placed in the placing area (7) in the shell (1); the outer surface of the machine shell (1) is provided with wheels and a pull rod; and a cuvette is arranged in the optical path membrane group.
4. The portable automatic oil level measuring instrument according to claim 1, wherein the stirring module (6) comprises a stirring motor, an injection reagent tube and an extraction sample tube, the stirring motor is connected with the extraction sample tube, the length of the extraction sample tube is matched with the corresponding reagent bottle, the extraction sample tube extends into the bottom of the reagent bottle, and the end part of the extraction sample tube is provided with a stirring blade.
5. The portable automatic oil meter according to claim 1, wherein the injection module (3) comprises an injector (31) and a rotary valve (32), the injector (31) and the rotary valve (32) are arranged in a communicating manner, and a plurality of interfaces of the rotary valve (32) are connected with different medicine pipelines.
6. The portable automatic oil meter according to claim 1, characterized in that the separation module (4) comprises a peristaltic pump (41) and a separation tube (42), the peristaltic pump (41) is provided with a liquid pumping interface, and the peristaltic pump (41) is communicated with the separation tube (42).
7. The portable automatic oil level gauge according to claim 1, wherein the separation tube (42) comprises an inner tube (4201) and an outer tube (4202), the inner tube (4201) and the outer tube (4202) being disposed in parallel in an axial direction, the inner tube (4201) being disposed through an inner space of the outer tube (4202); the end of the outer pipe (4202) is provided with a waste water port (4203).
8. The portable automatic oil meter according to claim 1, wherein an air tube (4204) is provided at an upper end of the inner tube (4201), a waste reagent tube (4205) is provided at a lower end of the inner tube (4201), a liquid inlet tube (4206) is provided at a sidewall of the inner tube (4201), and the liquid inlet tube (4206) is connected to the peristaltic pump (41); the liquid inlet pipe (4206) is disposed in a region where the inner pipe (4201) is exposed to the outside of a space where the outer pipe (4202) is wrapped.
9. The portable automatic oil meter according to claim 1, wherein the side wall of the inner tube (4201) is provided with an extraction liquid port (4207), the extraction liquid port (4207) is provided in a region of the inner tube (4201) within the space surrounded by the outer tube (4202), and the extraction liquid port (4207) is provided through the side wall of the outer tube (4202) from the side wall of the inner tube (4201); the side wall of the inner tube (4201) is provided with a liquid distribution tube (4208), the liquid distribution tube (4208) is arranged in a wrapping space of the outer tube (4202), and the liquid distribution tube (4208) extends from the bottom of the inner tube (4201) to the top direction of the inner tube (4201).
10. The portable automatic oil level meter according to claim 1, characterized in that telescopic rods are arranged between the inner surface of the machine shell (1) and the turning plate (9), the number of the telescopic rods is at least two, and the two telescopic rods are symmetrical even on two sides of the turning plate (9).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110837538.8A CN114924048A (en) | 2021-07-23 | 2021-07-23 | Portable automatic oil tester |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110837538.8A CN114924048A (en) | 2021-07-23 | 2021-07-23 | Portable automatic oil tester |
Publications (1)
Publication Number | Publication Date |
---|---|
CN114924048A true CN114924048A (en) | 2022-08-19 |
Family
ID=82804263
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202110837538.8A Pending CN114924048A (en) | 2021-07-23 | 2021-07-23 | Portable automatic oil tester |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN114924048A (en) |
-
2021
- 2021-07-23 CN CN202110837538.8A patent/CN114924048A/en active Pending
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN201402266Y (en) | Novel full-automatic infrared oil content analyzer | |
CN106526208B (en) | A kind of flow circuit device and the online oil content analyzer using the flow circuit device | |
CN205246139U (en) | Gas content tester | |
CN110672383B (en) | Negative pressure water absorption type automatic sampler | |
CN210243639U (en) | Water quality monitoring device | |
CN216209028U (en) | Portable automatic oil tester | |
CN112665918A (en) | Closed sampling and returning device for flowing medium | |
CN108107173B (en) | Portable handheld water quality detection early warning instrument | |
CN114924048A (en) | Portable automatic oil tester | |
CN102980834A (en) | Testing device for measuring sludge dewatering characteristics | |
CN212255295U (en) | Water quality monitoring analysis unit | |
CN110794157A (en) | Tester for anionic surfactant in water | |
CN202947943U (en) | Test device for determining sludge dewatering property | |
CN211235899U (en) | Tester for anionic surfactant in water | |
CN213022537U (en) | Anti-blocking device of water quality analyzer | |
CN109374471B (en) | Low-porosity sand shale reservoir oil-bearing property monitoring and analyzing device | |
CN113702234A (en) | Air comprehensive detector | |
CN114166574A (en) | Sewage sampling device for environmental monitoring convenient to carry sample | |
CN217688679U (en) | Protection module for preventing oil field wellhead water content measuring device from power supply phase failure | |
CN114062292A (en) | Extractor for oil measurement, full-automatic ultraviolet oil measurement device and oil measurement method thereof | |
CN210604031U (en) | Sampling extraction device for detecting oil content of injected water of offshore platform | |
CN208012823U (en) | Fuel tank test equipment and system | |
CN111398616A (en) | Water collection system based on thing networking | |
CN205879966U (en) | Anionic surface active agent autoanalysis device | |
CN216847096U (en) | Four-channel constant-flow atmospheric sampler |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination |