CN213181120U - Dust fall sampling test device - Google Patents
Dust fall sampling test device Download PDFInfo
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- CN213181120U CN213181120U CN202022117901.2U CN202022117901U CN213181120U CN 213181120 U CN213181120 U CN 213181120U CN 202022117901 U CN202022117901 U CN 202022117901U CN 213181120 U CN213181120 U CN 213181120U
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Abstract
The utility model discloses a dust fall sampling test device, which comprises a dust fall cylinder, an evaporation plant, a weighing device and a lifting mechanical arm driving the evaporation plant to move up and down; the dust settling cylinder comprises a sampling port for collecting atmospheric settlement and a dust settling port for accommodating an atmospheric settlement sample to pass through, and the dust settling port is arranged at the bottom of the cylinder body of the dust settling cylinder; the evaporation device comprises an evaporation cup and a heating device for heating the evaporation cup, the evaporation cup is arranged right below the dust falling port, the evaporation cup is detachably arranged on a cup supporting frame, and the cup supporting frame is slidably arranged on the lifting mechanical arm; the weighing device is arranged below the evaporation cup. The utility model provides a pair of dust fall sampling test device, convenient and fast has avoided loaded down with trivial details traditional sampling mode, has simplified the processing cycle of dust fall experiment greatly, and the design is simple reasonable, has also improved the accuracy of test result.
Description
Technical Field
The utility model relates to an instrument measurement analysis field, concretely relates to dust fall sampling test device.
Background
With the development of society, people pay more and more attention to the problem of air environmental quality. Dust fall monitoring is regarded as one of main indexes reflecting atmospheric dust particle pollution in an atmospheric pollutant monitoring project, and is increasingly paid more attention by people. Dust fall plays a very important basic monitoring role as an effective technical means for measuring the dust fall amount in the atmosphere. The dust settling cylinder is a container for measuring the dust settling amount in the atmosphere. The existing dust falling cylinder is a cylindrical glass cylinder (or a plastic cylinder or a porcelain cylinder) with the inner diameter of 15cm and the height of 30 cm. When in use, the cover is covered and clamped to the sampling point, and the cover is taken off for sampling. The sampling time is typically one month. And after sampling is finished, taking the dustfall cylinder back to a laboratory, and calculating the sedimentation amount after evaporation, drying and weighing.
Chinese patent CN200920140280.0 discloses a dust fall jar, this dust fall jar is the uncovered container of cylinder, the diameter is 20 ~ 30cm, it is 5 ~ 10cm high, the uncovered abduction of dust fall jar forms the jar limit, and through jar limit and sleeve overlap joint, radial symmetry sets up 2 wash ports above that, pack the dust fall jar in the sleeve together bury underground at appearance district central point and put, the top of dust fall jar when burying underground is higher than about 0.5cm on ground, in order to avoid ground runoff to flow into the dust fall jar, though the utility model discloses simple structure, the cost of manufacture is lower, only need to get the soil sample weight in the dust fall jar with the accurate balance of balance, confirm the dust weight in the unit area, can calculate the soil erosion and water loss volume in this area. However, because the utility model discloses in used dust fall jar be the cylinder body that the cylinder end is smooth, can subside in gathering the air the granule sample, need take off the collection dirt jar, then through the evaporation, it is dry, after weighing, the recalculation dust fall volume, dust fall monitoring cycle is (30 +/-2) d, the time regulation of getting the jar of trading is accomplished in 5d at the bottom of the month, all will carry out the manual sample again after once realizing once automatically trading the appearance, can not satisfy the requirement of long-term sampling, and also can not guarantee the uniformity of the time of trading the appearance, and the problem that wastes time and energy when having the sample analysis, it also can bring certain error for the analysis and detection to make a round trip to get and put the collection dirt jar.
Chinese patent CN201820525075.5 discloses a dust fall monitoring facilities, including the body of rod, monitoring station, at least one dust fall jar, at least one weight acquisition device, wherein: the monitoring station and at least one dust-settling cylinder are fixedly connected to the rod body; the weight obtaining device is correspondingly arranged at the bottom of the dustfall rod and used for obtaining the weight of the dustfall cylinder in real time; at least one weight acquisition device with the input electricity of monitoring station is connected, will gather the weight value transmission of dust fall jar gives the monitoring station. Although this dust fall monitoring facilities adopts the body of rod to be in the same place monitoring station and dust fall jar integration, both can guarantee the setting that monitoring facilities is firm at the assigned position, adopt the solar energy power supply, have solved electrical equipment's energy needs, guarantee the smooth execution of each function, promote the intelligent degree of atmosphere dust fall monitoring. But the dust fall that this dust fall monitoring facilities collected does not make the numerical value of weighing the test inaccurate through drying process, and then leads to influencing atmospheric pollutants monitoring result's accuracy.
Therefore, how to design is that a convenient collection sample has dust fall sampling test device who weighs test function concurrently is the utility model aims to solve the technical problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem in the background art, provide a dust fall sampling testing arrangement. The utility model provides a pair of dust fall sampling test device, convenient and fast has avoided loaded down with trivial details traditional sampling mode, has simplified the processing cycle of dust fall experiment greatly, and the design is simple reasonable, has also improved the accuracy of test result.
The above technical purpose of the present invention is achieved by the following technical solutions:
a dust fall sampling test device comprises a dust fall cylinder, an evaporation device, a weighing device and a lifting mechanical arm for driving the evaporation device to move up and down; the dust settling cylinder comprises a sampling port for collecting atmospheric settlement and a dust settling port for accommodating an atmospheric settlement sample to pass through, and the dust settling port is arranged at the bottom of the cylinder body of the dust settling cylinder; the evaporation device comprises an evaporation cup and a heating device for heating the evaporation cup, the evaporation cup is arranged right below the dust falling port, the evaporation cup is detachably arranged on a cup supporting frame, and the cup supporting frame is slidably arranged on the lifting mechanical arm; the weighing device is arranged below the evaporation cup.
As above, the dust fall sampling test device, the dust fall jar still includes at least one and sprays the mouth, it sets up to be close to sampling port department in dust fall jar upper portion to spray the mouth, it leads to pipe connection water storage bucket to spray the mouth.
According to the dust fall sampling test device, the number of the spraying openings is four, and the spraying openings are uniformly formed in the dust fall cylinder.
According to the dustfall sampling test device, the number of the dustfall openings is one, and the dustfall openings are funnel-shaped.
As above, the dust fall sampling test device further comprises a rain cover used for shielding rain, the rain cover is arranged above the sampling port, and the rain cover is connected with a rotary mechanical arm.
According to the dust fall sampling test device, the weighing device comprises a scale plate for placing the evaporation cup, and the scale plate is arranged right below the position of the evaporation cup.
As above, the dust fall sampling test device is characterized in that a filter screen is arranged at the bottom inside the dust fall cylinder, and the filter screen is detachably connected inside the dust fall cylinder.
According to the dust fall sampling test device, the lifting mechanical arm is connected with the sliding block in a sliding mode, the cup supporting frame is fixedly connected with the sliding block, the heating device is fixedly connected with the sliding block, and the cup supporting frame and the heating device synchronously move up and down through the up-and-down movement of the sliding block.
According to the dust fall sampling test device, the heating device is arranged around the evaporation cup in a surrounding mode, and a gap is formed between the heating device and the evaporation cup.
As above, the rim of the evaporation cup is of an upwards open horn-shaped structure, the cup body of the evaporation cup is of a cylindrical structure, the horn-shaped structure of the rim of the cup is matched with the cup supporting frame, the cup supporting frame is of a circular ring shape, and the diameter of the cup supporting frame is larger than that of the cylindrical structure of the evaporation cup.
Compared with the prior art, the utility model has the advantages of it is following and beneficial effect:
1. the utility model provides a pair of dust fall sampling test device, including dust fall jar, evaporation plant, weighing device and the lift arm that drives evaporation plant and reciprocate, the dust fall jar is including the sampling opening that is used for gathering the atmosphere and subsides the dust fall mouth that the sample passes through with being used for holding the atmosphere, the dust fall mouth sets up in the cylinder body bottom of dust fall jar, collects and test analysis atmosphere and subsides sample convenient and fast, has avoided the loaded down with trivial details of traditional manual sample reanalysis, has simplified dust fall analysis's processing cycle greatly.
2. The utility model provides a pair of dust fall sampling testing arrangement, the sampling jar, evaporation plant and weighing device set gradually under to from last, the sampling jar collects the atmosphere and subsides entering into in the evaporation cup behind the sample, and when heating device heating evaporation cup ended, the lift arm drove evaporation plant downstream, when the evaporation cup bottom contacted weighing device, the lift arm drove and holds in the palm the cup frame and continue the downstream, and at this moment, the evaporation cup separated with holding in the palm the cup frame, and weighing device weighs, can obtain the dust fall volume. The scheme has reasonable design, convenience and rapidness, wide application range, can be used in arid regions and humid regions, and can be widely applied to application scenes such as environment, ecology, wind-blown landform, sand-proof engineering and the like.
3. The utility model provides a pair of dust fall sampling test device, the dust fall jar still includes at least one and sprays the mouth, it sets up in dust fall jar upper portion to spray the mouth, it leads to pipe to connect the water storage bucket to spray the mouth, has saved every realization and has all will carry out the loaded down with trivial details of artificial sample again after once changing a kind automatically, satisfies the requirement of long-term sampling, need not take off the dust fall jar, has also avoided the error of artificial bringing simultaneously.
Drawings
In order to more clearly illustrate the technical solutions of the present invention or the prior art, the following will briefly introduce the drawings required for the description of the embodiments or the prior art, and it is obvious that the following description is only one embodiment of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural view of a dust fall sampling test device of the present invention;
fig. 2 is a schematic structural view of the dustfall cylinder of the present invention;
fig. 3 is a schematic view of the position structure of the evaporating cup and the heating device of the present invention.
1-dust falling cylinder, 2-water storage barrel, 3-filter screen, 4-lifting mechanical arm, 5-cup supporting frame, 6-evaporation cup, 7-heating device, 8-weighing device, 101-sampling port, 102-dust falling port, 103-spraying port, 104-rain cover, 105-rotary mechanical arm and 801-weighing disc.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiment of the present invention, all other embodiments obtained without creative work by the ordinary skilled person in the art all belong to the protection scope of the present invention.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present.
Referring to fig. 1-3, a dustfall sampling test device includes a dustfall cylinder 1, an evaporation device, a weighing device 8, and a lifting mechanical arm 4 driving the evaporation device to move up and down; the dustfall cylinder 1 comprises a sampling port 101 for collecting atmospheric settlement and a dustfall port 102 for accommodating an atmospheric settlement sample to pass through, and the dustfall port 102 is arranged at the bottom of the dustfall cylinder 1; the evaporation device comprises an evaporation cup 6 and a heating device 7 for heating the evaporation cup 6, the evaporation cup 6 is arranged right below the dustfall opening 102, the evaporation cup 6 is detachably arranged on a cup supporting frame 5, and the cup supporting frame 5 is slidably arranged on the lifting mechanical arm 4; the weighing device 8 is arranged below the evaporating cup 6. Lifting mechanical arm 4 can drive 6 whole shifts of evaporating cup and heat the evaporation and the operation of weighing, can obtain dust fall volume data, and convenient and fast has avoided loaded down with trivial details traditional sampling mode, has simplified the processing cycle of dust fall experiment greatly. In this embodiment, evaporation plant and weighing device 8 are located same cavity, be provided with temperature sensor (not shown in the figure) and humidity transducer (not shown in the figure) in the cavity, can real-time supervision indoor temperature and humidity environment.
Preferably, the dustfall cylinder 1 further comprises at least one spray opening 103, the spray opening 103 is arranged at the upper part of the dustfall cylinder 1 close to the sampling opening 101, and the spray opening 103 is connected with the water storage barrel 2 through a water pipe. The spraying port 103 extracts pure water in the water storage barrel 6 and sprays the pure water inwards at regular time, and dust falling objects collected in the dust falling cylinder 1 are flushed into the evaporation cup 6 through the dust falling port 102.
Preferably, the number of the spraying openings 103 is four, and the spraying openings are uniformly formed in the dustfall cylinder 1.
Preferably, the dust fall opening 102 is one in number, and the dust fall opening 102 is funnel-shaped.
Preferably, the dustfall cylinder 1 further comprises a rain cover 104 for shielding rain, the rain cover 104 is arranged above the sampling port 101, and the rain cover 104 is connected with a rotary mechanical arm 105. Rain-proof lid 104 covers sampling port 101 when being used for rainy day, and the problem of influence sampling accuracy because rainwater leads to is avoided in the setting of rain-proof lid 104.
Preferably, the weighing device 8 comprises a scale plate 801 for placing the evaporating cup 6, and the scale plate 801 is arranged right below the position of the evaporating cup 6.
Preferably, the bottom of the interior of the dustfall cylinder 1 is provided with a filter screen 3, and the filter screen 3 is detachably connected to the interior of the dustfall cylinder 1. Filter screen 3 is used for filtering the foreign matter of great volume such as leaf, bird's droppings, prevents to block dust fall mouth 102 on the one hand, and on the other hand avoids the influence of foreign matter and then has guaranteed the accuracy of analysis result.
Preferably, the lifting mechanical arm 4 is slidably connected with a sliding block 9, the cup holding frame 5 is fixedly connected with the sliding block 9, the heating device 7 is fixedly connected with the sliding block 9, and the cup holding frame 5 and the heating device 7 move up and down synchronously through the up-and-down movement of the sliding block 9.
Preferably, the heating device 7 is arranged around the evaporating cup 6, and a gap is arranged between the heating device 7 and the evaporating cup 6. The heating device 7 and the evaporation cup 6 are not heated in a direct contact mode, the evaporation cup 6 is heated through air in the heating gap, and heating is more uniform.
Preferably, the rim of the cup of evaporating cup 6 is upwards open horn-shaped structure, the cup of evaporating cup 6 is cylindric structure, the horn-shaped structure and the 5 looks adaptations of support cup frame of rim of the cup, support cup frame 5 is the ring form, the diameter that holds in the palm cup frame 5 is greater than the diameter of the cylindric structure of evaporating cup 6, conveniently holds in the palm cup frame 5 and lifts evaporating cup 6.
More preferably, the heating device is arranged around the middle position of the cylindrical structure of the evaporating cup 6 for more uniform heating, and another advantage of the design is that after the heated evaporating cup 6 is placed on the weighing plate 801, the lifting mechanical arm 4 moves downwards continuously to facilitate the separation of the evaporating cup 6 from the cup supporting frame 5.
When the dust fall sampling test device is used, the evaporation cup 6 is placed on the cup supporting frame 5, and the water storage barrel 2 is filled with enough water; after one day of dustfall collection, spraying 240mL of water through the spraying port 103 of the dustfall cylinder 1 to wash the cylinder wall and the cylinder bottom, and flowing to the evaporation cup 6 through the dustfall port 102, wherein in the embodiment, one day is selected as a sampling interval, and certainly, the sampling interval can be one month or other time intervals; the heating device 7 starts to heat, and water is quickly evaporated at high temperature; after the heating is completed, the evaporation cup 6 borne on the cup supporting frame 5 is moved downwards to the weighing device through the lifting mechanical arm 4 to be weighed, the obtained data is automatically uploaded to the server corresponding to the dust falling sampling testing device, and the weighed data of the evaporation cup 6 can be checked through a computer or a mobile phone. The dust fall sampling test device of this embodiment still includes controlling means, heating device 7, weighing device, lift arm 4, rotatory arm 105 are connected with controlling means.
The utility model provides a pair of dust fall sampling testing arrangement, application area is wide, both can use in the arid district, also can use in moist district, extensively is used for the research in aspects such as environment, ecology, sand blown by the wind landform and sand prevention engineering.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. A dust fall sampling test device is characterized by comprising a dust fall cylinder (1), an evaporation device, a weighing device (8) and a lifting mechanical arm (4) for driving the evaporation device to move up and down; the dustfall cylinder (1) comprises a sampling port (101) for collecting atmospheric settlement and a dustfall port (102) for accommodating an atmospheric settlement sample to pass through, and the dustfall port (102) is arranged at the bottom of the dustfall cylinder (1); the evaporation device comprises an evaporation cup (6) and a heating device (7) for heating the evaporation cup (6), the evaporation cup (6) is arranged right below the dust falling port (102), the evaporation cup (6) is detachably arranged on a cup supporting frame (5), and the cup supporting frame (5) is arranged on the lifting mechanical arm (4) in a sliding mode; the weighing device (8) is arranged below the evaporation cup (6).
2. The dustfall sampling test device according to claim 1, characterized in that the dustfall cylinder (1) further comprises at least one spray opening (103), the spray opening (103) is arranged at the upper part of the dustfall cylinder (1) near the sampling opening (101), and the spray opening (103) is connected with the water storage barrel (2) through a water pipe.
3. The dustfall sampling test device according to claim 2, characterized in that the number of the spray openings (103) is four, and the spray openings are uniformly arranged on the dustfall cylinder (1).
4. A dustfall sampling test device according to claim 2, characterized in that the number of dustfall ports (102) is one, and the dustfall ports (102) are funnel-shaped.
5. The dustfall sampling test device according to claim 2, characterized in that, the dustfall cylinder (1) further comprises a rain cover (104) for shielding rain, the rain cover (104) is arranged above the sampling port (101), and the rain cover (104) is connected with a rotary mechanical arm (105).
6. A dustfall sampling test device according to claim 2, characterized in that the weighing means (8) comprises a scale pan (801) for placing the evaporation cup (6), the scale pan (801) being arranged directly below the position of the evaporation cup (6).
7. A dustfall sampling test device according to claim 2, characterized in that the bottom inside the dustfall cylinder (1) is provided with a filter screen (3), the filter screen (3) being detachably connected inside the dustfall cylinder (1).
8. The dustfall sampling test device according to claim 2, characterized in that a slide block (9) is slidably connected to the lifting mechanical arm (4), the cup holding frame (5) is fixedly connected with the slide block (9), the heating device (7) is fixedly connected with the slide block (9), and the cup holding frame (5) and the heating device (7) move up and down synchronously through the up-and-down movement of the slide block (9).
9. The dustfall sampling test device according to claim 2, characterized in that the heating device (7) is arranged around the evaporating cup (6), and a gap is arranged between the heating device (7) and the evaporating cup (6).
10. The dust fall sampling test device according to claim 2, wherein the rim of the evaporation cup (6) is in a horn-shaped structure with an upward opening, the cup body of the evaporation cup (6) is in a cylindrical structure, the horn-shaped structure of the rim of the evaporation cup is matched with the cup supporting frame (5), the cup supporting frame (5) is in a circular ring shape, and the diameter of the cup supporting frame (5) is larger than that of the cylindrical structure of the evaporation cup (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022117901.2U CN213181120U (en) | 2020-09-23 | 2020-09-23 | Dust fall sampling test device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022117901.2U CN213181120U (en) | 2020-09-23 | 2020-09-23 | Dust fall sampling test device |
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| CN213181120U true CN213181120U (en) | 2021-05-11 |
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| CN202022117901.2U Active CN213181120U (en) | 2020-09-23 | 2020-09-23 | Dust fall sampling test device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113252502A (en) * | 2021-06-08 | 2021-08-13 | 青岛明华电子仪器有限公司 | Air dust fall monitoring devices |
| NL2031563B1 (en) | 2022-04-13 | 2023-11-03 | Env Monitoring Center Of Jiangsu Province | Automatic Online Sampling Device for Dustfall in Ambient Air |
-
2020
- 2020-09-23 CN CN202022117901.2U patent/CN213181120U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113252502A (en) * | 2021-06-08 | 2021-08-13 | 青岛明华电子仪器有限公司 | Air dust fall monitoring devices |
| CN113252502B (en) * | 2021-06-08 | 2022-11-04 | 青岛明华电子仪器有限公司 | Air dust fall monitoring devices |
| NL2031563B1 (en) | 2022-04-13 | 2023-11-03 | Env Monitoring Center Of Jiangsu Province | Automatic Online Sampling Device for Dustfall in Ambient Air |
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