CN220323126U - Automatic water hardness detection device - Google Patents
Automatic water hardness detection device Download PDFInfo
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- CN220323126U CN220323126U CN202321817448.3U CN202321817448U CN220323126U CN 220323126 U CN220323126 U CN 220323126U CN 202321817448 U CN202321817448 U CN 202321817448U CN 220323126 U CN220323126 U CN 220323126U
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- 238000001514 detection method Methods 0.000 title claims abstract description 80
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 29
- 239000003153 chemical reaction reagent Substances 0.000 claims abstract description 16
- 230000003993 interaction Effects 0.000 claims abstract description 16
- 239000007788 liquid Substances 0.000 claims description 22
- 239000003814 drug Substances 0.000 claims description 13
- 238000002347 injection Methods 0.000 claims description 12
- 239000007924 injection Substances 0.000 claims description 12
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 10
- AMMWFYKTZVIRFN-UHFFFAOYSA-N sodium 3-hydroxy-4-[(1-hydroxynaphthalen-2-yl)diazenyl]-7-nitronaphthalene-1-sulfonic acid Chemical compound [Na+].C1=CC=CC2=C(O)C(N=NC3=C4C=CC(=CC4=C(C=C3O)S(O)(=O)=O)[N+]([O-])=O)=CC=C21 AMMWFYKTZVIRFN-UHFFFAOYSA-N 0.000 claims description 5
- 239000011780 sodium chloride Substances 0.000 claims description 5
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 claims description 4
- 239000007853 buffer solution Substances 0.000 claims description 2
- 238000007542 hardness measurement Methods 0.000 claims 2
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract description 2
- 230000008569 process Effects 0.000 abstract description 2
- 238000004140 cleaning Methods 0.000 description 7
- 238000004458 analytical method Methods 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- JLVVSXFLKOJNIY-UHFFFAOYSA-N Magnesium ion Chemical compound [Mg+2] JLVVSXFLKOJNIY-UHFFFAOYSA-N 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 229910001424 calcium ion Inorganic materials 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910001425 magnesium ion Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 238000004448 titration Methods 0.000 description 1
Abstract
The utility model discloses a water hardness automatic detection device, which mainly comprises a shell, a connecting pipeline, a kit, a color detector, an electromagnetic control valve, a control unit, a man-machine interaction interface and the like, wherein the color detector transmits detection data, namely a B value, an R value and a G value of a detection sample, to the control unit, and the control unit analyzes according to a preset program, namely the detection result of whether the detection sample is qualified or unqualified is obtained according to the magnitude of a deviation value in a measured value or the magnitude of a deviation value between the measured value and a set value, and the detection result is displayed through the man-machine interaction interface. Compared with the prior art, the utility model has the beneficial effects that: the whole equipment has simple and small structure, reliable detection result, quick detection speed and convenient operation, and the detection result is reliable, the pipeline is mixed without a mixing chamber, the micro water and the reagent can be measured, the environment is protected, and the whole detection process is automatically controlled by the control unit.
Description
Technical Field
The utility model relates to the technical field of water hardness detection equipment, in particular to an automatic water hardness detection device.
Background
Hardness refers to an index of the total amount of calcium and magnesium ions in water. The hardness in water is too high, and scaling is easy to cause harm, so that the hardness of water quality has corresponding index requirements in industry. Therefore, the hardness of water needs to be detected to ensure the use safety of equipment. The traditional water hardness analysis method is a manual titration method, has the defects of analysis efficiency and analysis capability, and also has an electrode detection method in recent years, but is generally suitable for laboratory detection, has the defects of periodical maintenance, replacement and electrode calibration in industrial field online analysis, and needs a high-cost performance, stable and feasible automatic hardness detection device due to the defects of the existing market products, thereby promoting the development of the water hardness detection industry and ensuring the safe operation of equipment.
Disclosure of Invention
The utility model aims to provide an automatic water hardness detection device which is high in detection speed and convenient to operate.
The utility model is realized in the following way: the automatic water hardness detection device comprises a shell, a connecting pipeline, a kit, a color detector, an electromagnetic control valve, a control unit and a man-machine interaction interface; the connecting pipeline, the electromagnetic control valve and the color detector are arranged in the shell, the electromagnetic control valve is fixed on the shell, the connecting pipeline comprises a sample injection section, a medicine feeding section and a liquid mixing section, the electromagnetic control valve is arranged on the sample injection section pipeline, the electromagnetic control valve is arranged on the medicine feeding section pipeline, the color detector is arranged on the liquid mixing section pipeline, one end of the medicine feeding section pipeline is connected with the kit, the hardness detection reagent is arranged in the kit, and the control unit is electrically connected with the electromagnetic control valve, the color detector and the human-computer interaction interface.
Further, the color detector transmits the detection data, namely the B value, the R value and the G value of the detection sample, to the control unit, and the control unit analyzes according to a preset program, namely the size of the deviation value in the measurement value or the size of the deviation value between the measurement value and the set value, so as to obtain the detection result of the qualification or disqualification of the detection sample, and the detection result is displayed through a human-computer interaction interface.
Further, an alarm is also arranged and is electrically connected with the control unit, and when the detection result exceeding the deviation value is unqualified, the control unit starts the alarm to give an alarm.
Further, the detection reagent is prepared from 5-20mL of water, 0.5-1.5g of chrome black T, 1-30g of sodium chloride, 50-80mL of triethanolamine and 0.5-2g of alkaline agent.
The detection method of the automatic water hardness detection device,
s1, cleaning a pipeline: starting an electromagnetic control valve on a sample injection section pipeline, conveying detection liquid, cleaning the pipeline by using the sample injection liquid, and closing the electronic control valve after cleaning;
s2, adding a medicine: starting an electromagnetic control valve on a pipeline of the dosing section to deliver a detection reagent;
s3, mixing: starting an electromagnetic control valve on a sample injection section pipeline, conveying detection liquid, and fully mixing the detection liquid and the detection reagent in a liquid mixing section pipeline;
s4, color detection: starting a color detector, detecting the mixed liquid to obtain RGB values, and transmitting the RGB values to a control unit;
s5, the control unit analyzes according to a preset program, and when the deviation value is greater than a default value or the difference value between the RGB three values and the set value is smaller than or equal to the deviation value, the detection result is qualified, and the detection result is obtained through a human-computer interaction interface; when the deviation value is smaller than a default value or the difference value between the RGB three values and the set value is larger than the deviation value, the detection result is unqualified, and the alarm gives an alarm.
The system designs two modes of manual detection and automatic detection, selects the manual detection, needs to manually touch a functional key on a human-computer interaction interface, controls the opening and closing of programs such as pipeline cleaning, medicine adding, liquid mixing, color detection and the like, and manually controls the time; and selecting automatic detection, namely automatically completing the running of each program according to the program setting time.
Compared with the prior art, the utility model has the beneficial effects that: the whole equipment has simple and small structure, reliable detection result, quick detection speed and convenient operation, and the detection result is reliable, the pipeline is mixed without a mixing chamber, the micro water and the reagent can be measured, the environment is protected, and the whole detection process is automatically controlled by the control unit.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic view of the overall structure of the device.
Fig. 2 is a piping connection diagram.
Fig. 3 is a schematic view of the external structure of the device.
Fig. 4 is a schematic diagram of a control unit.
In the figure: 1. a kit; 2. a liquid inlet; 3. a housing; 4. an electromagnetic control valve; 5. an alarm; 6. a color detector, 7, a liquid outlet; 11. a sample introduction section; 12. a medicine feeding section; 13. a liquid mixing section; 8. and a human-computer interaction interface.
Description of the embodiments
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.
1-3, the automatic water hardness detection device comprises a shell 3, a connecting pipeline, a kit 1, a color detector 6, an electromagnetic control valve 4, a control unit and a human-computer interaction interface 8; the connecting pipeline, the electromagnetic control valve and the color detector are arranged in the shell, the electromagnetic control valve is fixed on the shell, the connecting pipeline comprises a sample injection section 11, a medicine feeding section 12 and a liquid mixing section 13, the electromagnetic control valve 4 is arranged on the sample injection section pipeline, the electromagnetic control valve 4 is arranged on the medicine feeding section pipeline, the color detector 6 is arranged on the liquid mixing section pipeline, one end of the medicine feeding section pipeline is connected with the reagent box 1, a hardness detection reagent is arranged in the reagent box, and the control unit is electrically connected with the electromagnetic control valve, the color detector and the man-machine interaction interface, and the control principle is shown in figure 4. The color detector 6 transmits the detection data, namely the B value, the R value and the G value of the detection sample, to the control unit, and the control unit analyzes according to a preset program, namely whether the deviation value of the measurement value is larger than a default value or whether the difference value between the RGB three value and a set value is larger than the deviation value, so as to obtain the detection result of passing or failing the detection sample, and the detection result is displayed through a human-computer interaction interface.
The device is provided with an alarm 5 which is electrically connected with the control unit, and when the detection result exceeding the deviation value is unqualified, the control unit starts the alarm to give an alarm.
The detection reagent is prepared from water, chrome black T, sodium chloride, a reducing agent and an alkaline buffer solution.
The detection method of the automatic water hardness detection device,
s1, cleaning a pipeline: starting an electromagnetic control valve on a sample injection section pipeline, conveying detection liquid, cleaning the pipeline by using the sample injection liquid, and closing the electronic control valve after cleaning;
s2, adding a medicine: starting an electromagnetic control valve on a pipeline of the dosing section to deliver a detection reagent;
s3, mixing: starting an electromagnetic control valve on a sample injection section pipeline, conveying detection liquid, and fully mixing the detection liquid and the detection reagent in a liquid mixing section pipeline;
s4, color detection: starting a color detector, detecting the mixed liquid to obtain RGB values, and transmitting the RGB values to a control unit;
s5, the control unit analyzes according to a preset program, and when the RGB deviation value is greater than a default value or the difference value between the RGB three value and a set value is smaller than or equal to the deviation value, the detection result is qualified, and the detection result is obtained through a human-computer interaction interface; when the RGB deviation value is smaller than a default value or the difference value between the RGB three value and a set value is larger than the deviation value, the detection result is unqualified, and the detection result is obtained through a human-computer interaction interface and the alarm is used for alarming.
Example 1, the sample to be tested is a water sample with hardness, and the hardness value is 1.8mmol/L: the detection reagent is prepared from 5-20mL of water, 0.5-1.5g of chrome black T, 1-30g of sodium chloride, 50-80mL of triethanolamine and 0.5-2g of alkaline agent. The program sets the R set value to 78, the G set value to 92, the B set value to 87, the deviation value to 4 and the default value to 5, and by applying the detection method, the manual detection button is clicked, the display is unqualified after the instrument operates, and an alarm signal is sent out.
Example 2, the sample to be tested is a water sample without hardness, and the hardness value is 0mmol/L: the detection reagent is prepared from 5-20mL of water, 0.5-1.5g of chrome black T, 1-30g of sodium chloride, 50-80mL of triethanolamine and 0.5-2g of alkaline agent. The program sets the R set value to 78, the G set value to 92, the B set value to 87, the deviation value to 4 and the default value to 5, and the manual detection button is clicked by the detection method, so that the instrument is qualified after operation.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, and various modifications and variations may be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (4)
1. The automatic water hardness detection device is characterized by comprising a shell, a connecting pipeline, a kit, a color detector, an electromagnetic control valve, a control unit and a man-machine interaction interface; the connecting pipeline, the electromagnetic control valve and the color detector are arranged in the shell, the electromagnetic control valve is fixed on the shell, the connecting pipeline comprises a sample injection section, a medicine feeding section and a liquid mixing section, the electromagnetic control valve is arranged on the sample injection section pipeline, the electromagnetic control valve is arranged on the medicine feeding section pipeline, the color detector is arranged on the liquid mixing section pipeline, one end of the medicine feeding section pipeline is connected with the kit, the hardness detection reagent is arranged in the kit, and the control unit is electrically connected with the electromagnetic control valve, the color detector and the human-computer interaction interface.
2. The automatic water hardness testing device according to claim 1, wherein the color detector transmits the test data, namely the B value, the R value and the G value of the test sample, to the control unit, and the control unit analyzes according to a preset program, namely whether the difference value of B minus R in the measured value or the difference value of RGB three values and the set value is greater than the deviation value, to obtain the test result of the test sample passing or failing, and the test result is displayed through the man-machine interaction interface.
3. The automatic water hardness detection device according to claim 2, further comprising an alarm, wherein the alarm is electrically connected with the control unit, and when the detection result exceeding the deviation value is not qualified, the control unit starts the alarm to give an alarm.
4. The automatic water hardness testing device according to claim 1, wherein the testing reagent is prepared from water, chrome black T, sodium chloride, triethanolamine and alkaline buffer solution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321817448.3U CN220323126U (en) | 2023-07-12 | 2023-07-12 | Automatic water hardness detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321817448.3U CN220323126U (en) | 2023-07-12 | 2023-07-12 | Automatic water hardness detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220323126U true CN220323126U (en) | 2024-01-09 |
Family
ID=89415442
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321817448.3U Active CN220323126U (en) | 2023-07-12 | 2023-07-12 | Automatic water hardness detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220323126U (en) |
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2023
- 2023-07-12 CN CN202321817448.3U patent/CN220323126U/en active Active
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