CN216209028U - Portable automatic oil tester - Google Patents
Portable automatic oil tester Download PDFInfo
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- CN216209028U CN216209028U CN202121694220.0U CN202121694220U CN216209028U CN 216209028 U CN216209028 U CN 216209028U CN 202121694220 U CN202121694220 U CN 202121694220U CN 216209028 U CN216209028 U CN 216209028U
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Abstract
The utility model 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 box body type structure 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 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. The scheme of compatible portability and automatic determination is provided, and the use is convenient.
Description
Technical Field
The utility model 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.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems, the utility model 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 arranged 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 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 separation tube includes 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 utility model 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 utility model, 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 utility model without influencing the functions of the oil measuring instrument equipment; according to the utility model, 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 utility model has a simple structure and easy functions, and can realize full-automatic sample analysis by matching the injection module, the separation membrane group and the light path membrane group and utilizing a software system, thereby improving the working efficiency, liberating the manpower, eliminating the uncertain influence of human factors on the testing structure and ensuring the measuring accuracy.
Drawings
FIG. 1 is a schematic structural diagram of a portable automatic oil level gauge provided by the present 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 measuring instrument 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 machine shell 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 at 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 utility model comprises the following steps:
1. the utility model 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 utility model can be used;
4. using a sample bottle to collect a water sample;
5. taking out the sample stirring module from the stirring module groove of the placing area, and placing the sample stirring module on the water sample bottle (the stirring module is provided with a stirring motor, a reagent injection tube and a sample extraction tube, wherein the pipeline can go deep into the bottommost part of the sample bottle);
6. the oil tester provided by the utility model 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 sample pumping 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 sample inlet pumps the water and the reagent in the sample bottle into the separation tube, 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 pipe, 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 upper cover (2) is provided with a battery on the inner surface; 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 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; the light path module (5) is internally provided with a cuvette.
4. The portable automatic oil 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 6, 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 part of the outer pipe (4202) is provided with a waste water port (4203).
8. The portable automatic oil meter according to claim 7, wherein 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 side wall 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 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 7, wherein the side wall of the inner tube (4201) is provided with an extraction liquid outlet (4207), the extraction liquid outlet (4207) is provided in a region of the inner tube (4201) in the space where the outer tube (4202) is wrapped, and the extraction liquid outlet (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 pipe (4201) is provided with a liquid distribution pipe (4208), the liquid distribution pipe (4208) is arranged in the wrapping space of the outer pipe (4202), and the liquid distribution pipe (4208) extends from the bottom of the inner pipe (4201) to the top direction of the inner pipe (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 |
|---|---|---|---|
| CN202121694220.0U CN216209028U (en) | 2021-07-23 | 2021-07-23 | Portable automatic oil tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121694220.0U CN216209028U (en) | 2021-07-23 | 2021-07-23 | Portable automatic oil tester |
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| Publication Number | Publication Date |
|---|---|
| CN216209028U true CN216209028U (en) | 2022-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121694220.0U Active CN216209028U (en) | 2021-07-23 | 2021-07-23 | Portable automatic oil tester |
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| CN (1) | CN216209028U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114924048A (en) * | 2021-07-23 | 2022-08-19 | 宁波然诺科学仪器有限公司 | Portable automatic oil tester |
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2021
- 2021-07-23 CN CN202121694220.0U patent/CN216209028U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114924048A (en) * | 2021-07-23 | 2022-08-19 | 宁波然诺科学仪器有限公司 | Portable automatic oil tester |
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