CN209772029U - Automatic acid mixing system weighs - Google Patents
Automatic acid mixing system weighs Download PDFInfo
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- CN209772029U CN209772029U CN201920316467.5U CN201920316467U CN209772029U CN 209772029 U CN209772029 U CN 209772029U CN 201920316467 U CN201920316467 U CN 201920316467U CN 209772029 U CN209772029 U CN 209772029U
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Abstract
An automatic weighing acid-blending system, comprising: a concentrated acid weighing tank (1) for weighing concentrated acid; a water weighing tank (2) for weighing water; the upper computer is used for inputting the set weight of concentrated acid and water and sending the set weight to the programmable controller; the programmable controller is used for controlling the addition and the output of concentrated acid and water to the concentrated acid weighing tank (1) and the water weighing tank (2) according to the set weight; a mixer (3) for receiving and mixing the concentrated acid and the water with set weight output from the concentrated acid weighing tank (1) and the water weighing tank (2); a dilute acid tank (4) for receiving and storing the set concentration of dilute acid output from the mixer (3). The utility model discloses a key is joined in marriage sour, and degree of automation is high, has reduced the cost of labor, does not receive the influence of season and temperature completely, joins in marriage sour precision and can arrive 0.1 level.
Description
Technical Field
the utility model belongs to the technical field of the chemical industry, concretely relates to automatic acid system is joined in marriage to weighing.
Background
Acid: chemically, it means a compound in which all cations generated when ionized in an aqueous solution are hydrogen ions, and can cause decay, rusting, dehydration, carbonization, and the like of an object. The use of dilute acid is often required in industrial production, the dilute acid is generally obtained by diluting concentrated acid with water, in the process, the dilute acid concentration is required to be low, the acid preparation precision is required to be high, and the concentrated acid and the water are generally diluted to the required concentration by a mixer at present.
however, the deviation between the concentration of the dilute acid prepared by the prior art and the requirement is large, the dilute acid is influenced by seasons and temperature, and the concentration of the dilute acid is also related to the concentration of the concentrated acid, so that the concentration of the finally prepared dilute acid is unstable, and the product quality is uneven.
SUMMERY OF THE UTILITY MODEL
To the technical problem, the utility model provides an automatic acid system is joined in marriage to weighing realizes a key and joins in marriage sour, and degree of automation is high, has reduced the cost of labor, does not receive the influence of season and temperature completely, joins in marriage sour precision and can arrive 0.1 level.
in order to achieve the above purpose, the utility model adopts the following technical scheme:
an automatic weighing acid-blending system, comprising:
A concentrated acid weighing tank for weighing the concentrated acid;
A water weighing tank for weighing the water;
The upper computer is used for inputting the set weight of concentrated acid and water and sending the set weight to the programmable controller;
the programmable controller is used for controlling the addition and the output of concentrated acid and water to the concentrated acid weighing tank and the water weighing tank according to the set weight;
the mixer is used for receiving the concentrated acid and the water with set weight output from the concentrated acid weighing tank and the water weighing tank, mixing and outputting the concentrated acid and the water;
And the dilute acid tank is used for receiving and storing the dilute acid with the set concentration output from the mixer.
Preferably, the automatic weighing and acid-preparing system further comprises a concentration detector for detecting the concentrations of the concentrated acid and the dilute acid respectively.
Preferably, the inlet of the concentrated acid weighing tank is connected with a concentrated acid valve, the inlet of the water weighing tank is connected with a water valve, the opening and closing of the concentrated acid valve and the water valve are controlled by the programmable controller, and when the weight of the concentrated acid in the concentrated acid weighing tank reaches the set weight, the concentrated acid valve is closed; and when the weight of the water in the water weighing tank reaches the set weight, the water valve is closed.
preferably, an acid weighing sensor used for weighing concentrated acid is arranged on the concentrated acid weighing tank, a water weighing sensor used for weighing water is arranged on the water weighing tank, and the acid weighing sensor and the water weighing sensor are both connected with the programmable controller to respectively transmit the weights of the concentrated acid and the water to the programmable controller.
Preferably, a pipeline for outputting the concentrated acid to the mixer is connected to the concentrated acid weighing tank, and a pipeline for outputting the water to the mixer is connected to the water weighing tank.
Preferably, a pipeline connected to the concentrated acid weighing tank is connected with a concentrated acid pump at the position close to the outlet of the concentrated acid weighing tank, a pipeline connected to the water weighing tank is connected with a water pump at the position close to the outlet of the water weighing tank, and the concentrated acid pump and the water pump are controlled by the programmable controller to be turned on and turned off.
Preferably, the outlet of the mixer is communicated with the inlet of the dilute acid tank to output the mixed dilute acid with the set concentration to the dilute acid tank.
Preferably, the mixer is further provided with a chilled water outlet for discharging chilled water in the mixer.
Preferably, the outlet of the dilute acid tank is provided with a sampling port for obtaining a dilute acid sample, and the sampling port is provided with a control valve for controlling the outflow of the dilute acid by opening and closing.
preferably, a maintenance hand valve is further arranged at the outlet of the water weighing tank.
compared with the prior product, the utility model has the advantages that:
1. Is completely free from the influence of seasons and temperature;
2. The automation degree is high, and the labor cost is reduced;
3. The acid preparation precision can reach 0.1 level;
4. One-bond acid complexing is achieved.
drawings
Fig. 1 is a structural framework diagram of an automatic weighing and acid-distributing system of the present invention.
Wherein: the system comprises a concentrated acid weighing tank 1, a water weighing tank 2, a mixer 3, a dilute acid tank 4, a concentrated acid pump 5, a water pump 6, a first acid return hand valve 7, a second acid return hand valve 8, an acid weighing sensor 9, a water weighing sensor 10, a maintenance hand valve 11, a sampling port 12, a flow switch 13, a chilled water outlet 14, a concentrated acid valve 15 and a water valve 16.
Detailed Description
in order to make the public fully aware of the technical spirit and advantages of the present invention, the applicant shall describe in detail the embodiments of the present invention in the following with reference to the accompanying drawings, but not as a limitation of the present invention, and any changes made according to the inventive concept but not essential should be construed as the protection scope of the present invention.
the utility model provides a pair of automatic acid system is joined in marriage in weighing's structure is shown in figure 1, mainly includes:
A concentration detector for detecting the concentration of the concentrated acid and the concentration of the dilute acid respectively (the prior known technology, not shown), wherein before the acid is prepared, the concentration of the concentrated acid is detected, and then a corresponding acid preparation comparison table is checked according to the concentration of the dilute acid to be prepared (compiled according to production requirements and not specifically limited), so that the weight of the concentrated acid and the water required for preparing the dilute acid can be obtained, namely the set weight; after the acid preparation is finished, the concentration of the obtained diluted acid can be detected;
the concentrated acid weighing tank 1 is provided with an acid weighing sensor 9 for weighing concentrated acid and is used for weighing the concentrated acid, the inlet of the concentrated acid weighing tank 1 is connected with a concentrated acid valve 15, and the outlet of the concentrated acid weighing tank is connected with a concentrated acid pump 5;
the water weighing tank 2 is provided with a water weighing sensor 10 for weighing water and is used for weighing the water, a water valve 16 is connected to the inlet of the water weighing tank 2, and a water pump 6 is connected to the outlet of the water weighing tank;
An upper computer (not shown in the figure, such as a desktop computer arranged through connection) for inputting the set weight of the concentrated acid and the water and sending the set weight to the programmable controller;
The programmable controller (the prior known structure, not shown in the figure) is used for controlling concentrated acid and water added into the concentrated acid weighing tank 1 and the water weighing tank 2 according to set weight, and an acid weighing sensor 9 on the concentrated acid weighing tank 1 and a water weighing sensor 10 on the water weighing tank 2 are both connected with the programmable controller so as to respectively transmit the weight of the concentrated acid and the weight of the water to the programmable controller in real time; the opening and closing of the concentrated acid valve 15 and the water valve 16, the concentrated acid pump 5 and the water pump 6 are controlled by a programmable controller, when acid preparation is started, the PLC opens the concentrated acid valve 15 and the water valve 16 to feed concentrated acid and water into the concentrated acid weighing tank 1 and the water weighing tank 2 according to the set weight of the concentrated acid and the water, and when the weight of the concentrated acid in the concentrated acid weighing tank 1 reaches the set weight, the concentrated acid valve 15 is closed; when the weight of the water in the water weighing tank 2 reaches the set weight, the water valve 16 is closed;
The mixer 3 is controlled by the programmable controller to add concentrated acid and water with set weight into the concentrated acid weighing tank 1 and the water weighing tank 2 and mix the concentrated acid and the water, the concentrated acid weighing tank 1 is connected with a pipeline for outputting the concentrated acid to the mixer 3, the pipeline is connected with a concentrated acid pump 5 at the position close to the outlet of the concentrated acid weighing tank 1, the water weighing tank 2 is connected with a pipeline for outputting the water to the mixer 3, the pipeline is connected with a water pump 6 at the position close to the outlet of the water weighing tank 2, when the mixing is started, the programmable controller controls the concentrated acid pump 5 and the water pump 6 to be opened, and the concentrated acid and the water are added into the mixer 3 according to a certain proportion (determined according to actual production requirements);
the outlet of the mixer 3 is communicated with the inlet of the dilute acid tank 4 so as to output the mixed dilute acid with the set concentration to the dilute acid tank 4, a chilled water outlet 14 for discharging chilled water in the mixer 3 is further arranged on the mixer 3, a flow switch 13 is arranged in front of the chilled water outlet 14 and used for controlling the outlet flow of the chilled water, meanwhile, a detection unit is further arranged in the flow switch 13 and connected with a programmable controller and used for detecting whether cooling water exists in a pipeline at the chilled water outlet 14, and if no cooling water exists at the position, the concentrated acid pump 5 and the water pump 6 are closed through the controller;
and the dilute acid tank 4 is used for receiving and storing the dilute acid with the set concentration output from the mixer 3, a sampling port 12 for obtaining a dilute acid sample is arranged at the outlet of the dilute acid tank 4, and a control valve for controlling the outflow of the dilute acid through opening and closing is further arranged on the sampling port 12.
In addition, in order to facilitate maintenance, a maintenance hand valve 11 is also arranged at the outlet of the water weighing tank 2.
When in use, the utility model is used,
1. firstly, detecting the concentration of concentrated acid;
2. checking a corresponding complex acid comparison table according to the concentration of the dilute acid to be prepared;
3. respectively inputting the weights to an upper computer according to the weights of the concentrated acid and the water in the comparison table;
4. When the acid preparation is started, the PLC opens a concentrated acid valve 15 and a water valve 16 according to the set weight to feed concentrated acid and water into the concentrated acid weighing tank 1 and the water weighing tank 2;
5. respectively transmitting weight data of concentrated acid and water to a programmable controller through an acid weighing sensor 9 and a water weighing sensor 10, and closing a concentrated acid valve 15 when the weight of the concentrated acid reaches a set weight; when the weight of the water reaches the set weight, the water valve 16 is closed;
6. opening a concentrated acid pump 5 and a water pump 6, and adding concentrated acid and water into the mixer 3 according to a certain proportion;
7. after the concentrated acid and the water are added, the dilute acid from the outlet of the mixer 3 enters the dilute acid tank 4, and the dilute acid concentration is sampled and detected from the sampling port 12 of the dilute acid tank 4, namely the required dilute acid concentration.
The technical content and features of the present invention have been disclosed above, but the scope of the present invention should not be limited to the disclosure of the specific embodiments, and various alternatives and modifications can be included without departing from the present invention and are encompassed by the claims of the present patent application.
Claims (10)
1. an automatic acid weighing and distributing system is characterized by comprising:
a concentrated acid weighing tank (1) for weighing concentrated acid;
A water weighing tank (2) for weighing water;
The upper computer is used for inputting the set weight of concentrated acid and water and sending the set weight to the programmable controller;
the programmable controller is used for controlling the addition and the output of concentrated acid and water to the concentrated acid weighing tank (1) and the water weighing tank (2) according to the set weight;
a mixer (3) for receiving and mixing the concentrated acid and the water with set weight output from the concentrated acid weighing tank (1) and the water weighing tank (2);
A dilute acid tank (4) for receiving and storing the set concentration of dilute acid output from the mixer (3).
2. The automatic acid weighing and mixing system of claim 1, further comprising concentration detectors for detecting the concentration of concentrated acid and dilute acid, respectively.
3. The automatic weighing and acid-mixing system according to claim 1, wherein a concentrated acid valve (15) is connected to an inlet of the concentrated acid weighing tank (1), a water valve (16) is connected to an inlet of the water weighing tank (2), the opening and closing of the concentrated acid valve (15) and the water valve (16) are controlled by the programmable controller, and when the weight of concentrated acid in the concentrated acid weighing tank (1) reaches a set weight, the concentrated acid valve (15) is closed; when the weight of the water in the water weighing tank (2) reaches the set weight, the water valve (16) is closed.
4. the automatic weighing and acid-mixing system according to claim 1, wherein an acid weighing sensor (9) for weighing concentrated acid is arranged on the concentrated acid weighing tank (1), a water weighing sensor (10) for weighing water is arranged on the water weighing tank (2), and the acid weighing sensor (9) and the water weighing sensor (10) are both connected with the programmable controller to respectively transmit the weights of concentrated acid and water to the programmable controller.
5. An automatic weighing and acid-mixing system according to claim 1, characterized in that a pipeline for outputting concentrated acid to the mixer (3) is connected to the concentrated acid weighing tank (1), and a pipeline for outputting water to the mixer (3) is connected to the water weighing tank (2).
6. the automatic weighing and acid-mixing system according to claim 5, wherein a pipeline connected to the concentrated acid weighing tank (1) is connected with a concentrated acid pump (5) at the position close to the outlet of the concentrated acid weighing tank (1), a pipeline connected to the water weighing tank (2) is connected with a water pump (6) at the position close to the outlet of the water weighing tank (2), and the opening and closing of the concentrated acid pump (5) and the water pump (6) are controlled by the programmable controller.
7. an automatic weighing acid-mixing system according to claim 1, wherein the outlet of the mixer (3) is in communication with the inlet of the dilute acid tank (4) to output the mixed dilute acid of set concentration to the dilute acid tank (4).
8. an automatic weighing and acid-distributing system according to claim 1, wherein the mixer (3) is further provided with a chilled water outlet (14) for discharging chilled water in the mixer (3).
9. an automatic weighing acid-mixing system according to claim 1, wherein the outlet of the dilute acid tank (4) is provided with a sampling port (12) for obtaining dilute acid sample, and the sampling port (12) is provided with a control valve for controlling the outflow of dilute acid by opening and closing.
10. an automatic weighing and acid-distributing system according to claim 1, characterized in that the outlet of the water weighing tank (2) is also provided with a maintenance hand valve (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920316467.5U CN209772029U (en) | 2019-03-13 | 2019-03-13 | Automatic acid mixing system weighs |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920316467.5U CN209772029U (en) | 2019-03-13 | 2019-03-13 | Automatic acid mixing system weighs |
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| Publication Number | Publication Date |
|---|---|
| CN209772029U true CN209772029U (en) | 2019-12-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920316467.5U Active CN209772029U (en) | 2019-03-13 | 2019-03-13 | Automatic acid mixing system weighs |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114019088A (en) * | 2021-10-27 | 2022-02-08 | 浙江容跃环保科技有限公司 | Full-automatic device for preparing mixed acid liquid |
-
2019
- 2019-03-13 CN CN201920316467.5U patent/CN209772029U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114019088A (en) * | 2021-10-27 | 2022-02-08 | 浙江容跃环保科技有限公司 | Full-automatic device for preparing mixed acid liquid |
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