CN221612636U - Water sample solubility total solids content testing arrangement - Google Patents
Water sample solubility total solids content testing arrangement Download PDFInfo
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- CN221612636U CN221612636U CN202420134415.7U CN202420134415U CN221612636U CN 221612636 U CN221612636 U CN 221612636U CN 202420134415 U CN202420134415 U CN 202420134415U CN 221612636 U CN221612636 U CN 221612636U
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- weighing
- water sample
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- 239000007787 solid Substances 0.000 title claims abstract description 26
- 238000012360 testing method Methods 0.000 title claims abstract description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 25
- 238000001704 evaporation Methods 0.000 claims abstract description 74
- 230000008020 evaporation Effects 0.000 claims abstract description 66
- 238000005303 weighing Methods 0.000 claims abstract description 35
- 230000007246 mechanism Effects 0.000 claims abstract description 33
- 238000010438 heat treatment Methods 0.000 claims abstract description 32
- 238000001035 drying Methods 0.000 claims abstract description 23
- 238000001816 cooling Methods 0.000 claims abstract description 21
- 230000001681 protective effect Effects 0.000 claims abstract description 10
- 239000007788 liquid Substances 0.000 claims abstract description 8
- 238000005070 sampling Methods 0.000 claims abstract description 6
- 230000006698 induction Effects 0.000 claims description 6
- 239000010425 asbestos Substances 0.000 claims description 4
- 229910052895 riebeckite Inorganic materials 0.000 claims description 4
- 238000009413 insulation Methods 0.000 claims description 3
- 238000005192 partition Methods 0.000 claims description 3
- 238000001514 detection method Methods 0.000 abstract description 6
- 239000000523 sample Substances 0.000 description 32
- 238000000034 method Methods 0.000 description 3
- 238000001073 sample cooling Methods 0.000 description 3
- 239000012488 sample solution Substances 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000003651 drinking water Substances 0.000 description 2
- 235000020188 drinking water Nutrition 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000002572 peristaltic effect Effects 0.000 description 1
- 239000008213 purified water Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
The device for testing the total solid content of the water sample solubility comprises a mounting bottom plate, wherein a protective outer cover and a control panel are arranged on the mounting bottom plate; the protective outer cover is internally provided with an evaporation dish tray area, a full-automatic pipetting component, a heating function area, a cooling and drying area, a weighing area and an automatic sampler, wherein the evaporation dish tray area consists of an evaporation dish tray area with a constant weight and an evaporation dish tray area with a constant weight; the full-automatic pipetting assembly consists of a rotating mechanism and a pipetting mechanism, a heating function area is provided with a heating plate, a cooling and drying area is provided with a bin gate, the bin gate is provided with a thermal infrared sensing bin opening device, a weighing area is provided with a weighing device, and the automatic sampler comprises a moving track and a sampling clamp; the control panel is connected with the full-automatic pipetting component, the heating plate, the thermal infrared sensing bin opening device, the weighing device and the automatic sampler. The rotary mechanism is matched with the liquid dropping mechanism to add water sample to the evaporation dish, and the automatic sampler is used for moving, so that the automatic degree is high and the speed is high; and the detection precision is improved by comparing through the control panel.
Description
Technical Field
The utility model relates to the technical field of analysis and detection equipment, in particular to a water sample solubility total solid content testing device.
Background
The living drinking water is a basic requirement of people, and ensuring the safety and the sanitation of the living drinking water is important to the health of people. The water sample is filtered and dried at a certain temperature, and the obtained solid residue is called as soluble total solid. The total dissolved solids contained in the purified water are very small, and only about zero to tens of milligrams per liter are needed; if the water is contaminated or has dissolved into many other electrolytic substances, its total solids content increases.
The prior Chinese patent with the issued publication number of CN206177748U discloses an automatic measurement system for the total solid content of solubility, which comprises the following components: a sample pretreatment container for holding a sample solution waiting for pretreatment; the stirring device is fixedly or movably arranged in the sample pretreatment container; the sample transferring device is fixedly or movably arranged in the sample pretreatment container and transfers the sample solution into the sample heating container through suction; a sample heating container for holding a sample solution waiting to be heated and dried; the filtering device is positioned on a pipeline for transferring liquid from the sample transferring device to the sample heating container; the drying device is positioned around the sample heating container or in the sample heating container; and the control device is used for controlling the start and stop actions of the stirring device, the sample transferring device and the drying device. The automatic device is used for replacing the process of manually configuring the reagent, a peristaltic pump is used for transferring the sample in the whole process, and an infrared device accurately determines the volume, so that errors caused by various measuring vessels are avoided.
The technical scheme in the above patent document improves certain detection precision, but does not obviously improve the detection speed, and can not ensure whether the sample is thoroughly dried due to lack of secondary drying comparison of the total dissolved solids.
Therefore, aiming at the defects in the prior art, the utility model discloses a water sample solubility total solid content testing device, which aims to solve the problems.
It should be noted that the foregoing description of the background art is only for the purpose of providing a clear and complete description of the technical solution of the present utility model and is for the convenience of understanding by those skilled in the art, and is not to be construed as merely illustrative of the background art of the present utility model.
Disclosure of utility model
In order to overcome the defects in the prior art, the utility model aims to disclose a water sample solubility total solid content testing device, which is controlled by a control panel to automatically perform water sample pipetting, drying, weighing and comparing actions, and is provided with a plurality of groups of stations, so that a plurality of groups of tests can be performed simultaneously, and the test speed and accuracy are improved.
To achieve the above and other related objects, the present utility model provides the following technical solutions: the utility model provides a water sample solubility total solids content testing arrangement, includes mounting plate, is equipped with protection dustcoat and control panel on the mounting plate, wherein:
The protective outer cover is internally provided with an evaporation dish tray area, a full-automatic pipetting component, a heating function area, a cooling and drying area, a weighing area and an automatic sampler, wherein the evaporation dish tray area consists of an evaporation dish tray area with an unfixed weight and an evaporation dish tray area with a constant weight, and an evaporation dish is arranged in the evaporation dish tray area; the full-automatic pipetting component consists of a rotating mechanism and a dropping mechanism, wherein the lower end of the rotating mechanism is arranged on a mounting bottom plate, the upper end of the rotating mechanism is connected with the dropping mechanism, the dropping mechanism is arranged above a tray area of a constant-weight evaporation dish, a heating plate is arranged in a heating function area, a bin gate is arranged above a cooling and drying area, a Fang Zhuangyou thermal infrared induction bin opening device is arranged on the bin gate, a weighing area is provided with a weighing device, an automatic sampler is arranged above a protective housing, and the automatic sampler comprises a moving track and a sampling clamp.
The control panel is respectively and electrically connected with the full-automatic pipetting component, the heating plate, the thermal infrared sensing bin opening device, the weighing device and the automatic sampler.
The preferable technical scheme is as follows: and heat insulation asbestos is arranged between the heating functional area and the cooling and drying area, so that heat exchange between the two areas is prevented.
The preferable technical scheme is as follows: a partition plate is arranged between the tray area of the evaporation pan with the constant weight and the tray area of the evaporation pan with the constant weight, so that mutual interference is prevented.
The preferable technical scheme is as follows: the constant weight evaporation dish tray area is internally provided with a positioning seat for positioning the position of the evaporation dish, and the positioning seat is positioned below the movement track of the liquid dropping mechanism, so that the control panel is convenient for controlling the liquid transferring and sample injecting mechanism to carry out a matching test with the evaporation dish.
The preferable technical scheme is as follows: the number of the positioning seats is two or more, so that multiple groups of tests can be performed simultaneously, and the detection efficiency is improved.
Due to the application of the technical scheme, the water sample solubility total solid content testing device provided by the utility model has the following advantages:
(1) The rotary mechanism is matched with the liquid dropping mechanism to quantitatively add water sample into the evaporation pan, the evaporation pan is moved by the automatic sampler, and the automatic degree and the speed are high.
(2) Multiple groups of tests can be performed simultaneously, test data are compared through the control panel, operation errors are reduced, and detection accuracy is improved.
Drawings
FIG. 1 is a schematic diagram of a water sample solubility total solids content testing device according to the present utility model;
FIG. 2 is an internal structural diagram of a water sample solubility total solids content testing device according to the present utility model;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
fig. 4 is a partial enlarged view at B in fig. 2.
In the above drawings, 1, mounting a bottom plate; 2. a protective outer cover; 21. an evaporation pan tray area; 21a, an unconventional weight evaporation dish tray area; 21b, a tray area of the constant weight evaporation pan; 21c, evaporating dish; 21d, a separator; 21e, positioning seats; 22. a fully automatic pipetting assembly; 22a, a rotating mechanism; 22b, a liquid dropping mechanism; 23. a heating function region; 23a, heating plate; 23b, heat insulating asbestos; 24. cooling and drying the area; 24a, bin gates; 24b, a thermal infrared induction cabin opening device; 25. a weighing zone; 25a, weighing means; 26. an autosampler; 26a, a moving track; 26b, a sampling clamp; 3. and a control panel.
Detailed Description
Further advantages and effects of the present utility model will become apparent to those skilled in the art from the disclosure of the present utility model, which is described by the following specific examples.
In the description of the present utility model, it should be noted that, the azimuth or positional relationship indicated by the terms "center", "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside", etc. are azimuth or positional relationships based on those shown in the drawings, or azimuth or positional relationships in which the inventive product is conventionally put in use, are merely for convenience of describing the present utility model and for simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific azimuth, be configured and operated in a specific azimuth, and therefore should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and are not to be construed as indicating or implying relative importance. The terms "horizontal," "vertical," "overhang" and the like do not denote that the component is required to be absolutely horizontal or overhang, but may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
As shown in fig. 1, the utility model discloses a water sample solubility total solid content testing device, which comprises a mounting base plate 1, wherein a protective outer cover 2 and a control panel 3 are arranged on the mounting base plate 1, and the main components of the utility model are described in detail below:
As shown in fig. 2, an evaporation dish tray area 21, a full-automatic pipetting assembly 22, a heating function area 23, a cooling and drying area 24, a weighing area 25 and an automatic sampler 26 are arranged in the protective outer cover 2.
As shown in fig. 1, 2, 3 and 4, the evaporation pan tray area 21 is composed of an evaporation pan tray area 21a with non-constant weight and an evaporation pan tray area 21b with constant weight, a partition 21d is arranged between the evaporation pan tray area 21a and the evaporation pan tray area 21b with constant weight, an evaporation pan 21c is arranged in the evaporation pan tray area 21, a positioning seat 21e for positioning the position of the evaporation pan 21c is arranged in the evaporation pan tray area 21b with constant weight, and the number of the positioning seats 21e is 6 but not limited to this number; the full-automatic pipetting assembly 22 comprises a rotating mechanism 22a and a dripping mechanism 22b, wherein the lower end of the rotating mechanism 22a is arranged on a mounting base plate 1, the upper end of the rotating mechanism 22a is connected with the dripping mechanism 22b, the dripping mechanism 22b is arranged above a positioning seat 21e in a constant-weight evaporation dish tray area 21b, a heating plate 23a is arranged in a heating function area 23, a heat insulation asbestos 23b is arranged between the heating function area 23 and a cooling and drying area 24, a bin gate 24a is arranged above the cooling and drying area 24, a thermal infrared induction bin opening device 24b is arranged above the bin gate 24a, a weighing area 25 is provided with a weighing device 25a, an automatic sampler 26 is arranged above a protective outer cover 2, and the automatic sampler 26 comprises a moving track 26a and a sampling clamp 26b.
As shown in fig. 2 and 3, the control panel 3 is electrically connected to the full-automatic pipetting module 22a, the heating plate 23a, the thermal infrared sensing cartridge opening device 24b, the weighing device 25a and the autosampler 26, respectively.
Referring to fig. 1, 2, 3 and 4, the test apparatus uses the following method steps:
Drying the evaporating dish: controlling the automatic sampler 26 to clamp and move the evaporating dish 21c to the heating functional area 23, and adjusting the heating plate 23a to 105 ℃ to heat for 30min;
Cooling operation of the evaporating dish: clamping the evaporation pan 21c above the cooling and drying area 24 through the automatic sampler 26, opening a bin gate 24a after the thermal infrared induction bin opening device 24b senses the evaporation pan 21c, putting the evaporation pan 21c into the cooling and drying area 24, cooling for 30min, and opening the bin gate;
And (3) weighing operation of the evaporating dish: the evaporating dish 21c is clamped to the weighing area 25 through the automatic sampler 26 for weighing, and weighing data M1 is recorded through the control panel;
Evaporating dish calibration: repeating the operations of drying the evaporation dish, cooling the evaporation dish and weighing the evaporation dish, recording weighing data M2 through a control panel, analyzing the data difference between M1 and M2, and clamping the evaporation dish 21c from the weighing area 25 to the position of the constant-weight evaporation dish tray area 21b through the automatic sampler 26 if |m1-m2| is less than or equal to 4 mg; if |M1-M2| is more than 4mg, repeating the evaporation operation, the cooling operation and the weighing operation again until |M1-M2| is less than or equal to 4 mg;
Sampling operation: the rotation of the rotating mechanism 22a is controlled by the control panel 3 to move the dropping mechanism 22b to the position above the evaporation pan 21c, and a certain volume of water sample is dropped into the calibrated evaporation pan 21 c;
Sample evaporation operation: controlling an automatic sampler 26 to clamp and move the evaporation pan 21c into which the water sample is put to the heating functional area 23, setting a heating plate 23a to 100 ℃ for heating for 2 hours, and then adjusting to 105 ℃ or 180 ℃ for drying and heating for 30 minutes;
Sample cooling operation: clamping the evaporation pan 21c above the cooling and drying area 24 through the automatic sampler 26, opening a bin gate 24a after the thermal infrared induction bin opening device 24b senses the evaporation pan 21c, putting the evaporation pan 21c into the cooling and drying area 24, cooling for 30min, and opening the bin gate;
Weighing the total dissolved solids content: the evaporating dish 21c is clamped to the weighing area 25 through the automatic sampler 26 for weighing, and weighing data M3 is recorded through the control panel;
total dissolved solids content calibration: repeating sample evaporation operation, sample cooling operation and total dissolved solid content weighing operation, recording weighing data M4 through a control panel, analyzing the difference value between the data M3 and the data M4, and if |M3-M4| is less than or equal to 4mg, clamping the evaporation dish 21c from the weighing area 25 to the position of the evaporation dish tray area 21a with no constant weight through an automatic sampler 26, and ending the test; if |m3-m4| is greater than 4mg, the sample evaporation operation, sample cooling operation and total dissolved solids content weighing operation are repeated again until |m3-m4| is less than or equal to 4 mg.
In summary, compared with the prior art, the utility model has the following advantages: the device has the function of automatic comparison and calibration, and has high test precision; the rotary mechanism is matched with the liquid dropping mechanism to quantitatively add water sample into the evaporation pan, the evaporation pan is moved by the automatic sampler, and the automatic degree and the speed are high.
The present utility model provides a single embodiment which is merely illustrative of the principles of the present utility model and its effectiveness, and not in limitation thereof. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the utility model. Accordingly, it is intended that all equivalent modifications and variations which can be accomplished by persons skilled in the art without departing from the spirit and technical spirit of the present utility model shall be covered by the appended claims.
Claims (5)
1. The utility model provides a water sample solubility total solids content testing arrangement which characterized in that: including mounting plate (1), be equipped with on mounting plate (1) and protect dustcoat (2) and control panel (3), wherein:
An evaporation dish tray area (21), a full-automatic pipetting assembly (22), a heating function area (23), a cooling and drying area (24), a weighing area (25) and an automatic sample injector (26) are arranged in the protective outer cover (2), the evaporation dish tray area (21) consists of an evaporation dish tray area (21 a) with an unfixed weight and an evaporation dish tray area (21 b) with a fixed weight, and an evaporation dish (21 c) is arranged in the evaporation dish tray area (21); the full-automatic pipetting assembly (22) consists of a rotating mechanism (22 a) and a pipetting mechanism (22 b), wherein the lower end of the rotating mechanism (22 a) is arranged on a mounting bottom plate (1), the upper end of the rotating mechanism (22 a) is connected with the pipetting mechanism (22 b), the pipetting mechanism (22 b) is arranged above a constant-weight evaporation tray area (21 b), a heating plate (23 a) is arranged in a heating functional area (23), a bin gate (24 a) is arranged above a cooling and drying area (24), a thermal infrared induction bin opening device (24 b) is arranged above the bin gate (24 a), a weighing device (25 a) is arranged in a weighing area (25 a), an automatic sampler (26) is arranged above a protective outer cover (2), and the automatic sampler (26) comprises a moving track (26 a) and a sampling clamp (26 b);
The control panel (3) is electrically connected with the full-automatic pipetting assembly (22), the heating plate (23 a), the thermal infrared sensing bin opening device (24 b), the weighing device (25 a) and the automatic sampler (26) respectively.
2. The water sample total dissolved solids content testing device of claim 1, wherein: a heat insulation asbestos (23 b) is arranged between the heating functional area (23) and the cooling and drying area (24).
3. The water sample total dissolved solids content testing device of claim 1, wherein: a partition plate (21 d) is arranged between the non-constant weight evaporation tray area (21 a) and the constant weight evaporation tray area (21 b).
4. The water sample total dissolved solids content testing device of claim 1, wherein: a positioning seat (21 e) for positioning the position of the evaporation pan (21 c) is arranged in the constant-weight evaporation pan tray area (21 b), and the positioning seat (21 e) is positioned below the movement track of the liquid dropping mechanism (22 b).
5. The water sample total solids content testing apparatus according to claim 4, wherein: the number of the positioning seats (21 e) is two or more.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420134415.7U CN221612636U (en) | 2024-01-19 | 2024-01-19 | Water sample solubility total solids content testing arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420134415.7U CN221612636U (en) | 2024-01-19 | 2024-01-19 | Water sample solubility total solids content testing arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221612636U true CN221612636U (en) | 2024-08-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420134415.7U Active CN221612636U (en) | 2024-01-19 | 2024-01-19 | Water sample solubility total solids content testing arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221612636U (en) |
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2024
- 2024-01-19 CN CN202420134415.7U patent/CN221612636U/en active Active
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