CN219675934U - PCB brown technology liquid medicine on-line analysis device - Google Patents
PCB brown technology liquid medicine on-line analysis device Download PDFInfo
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- CN219675934U CN219675934U CN202220129732.0U CN202220129732U CN219675934U CN 219675934 U CN219675934 U CN 219675934U CN 202220129732 U CN202220129732 U CN 202220129732U CN 219675934 U CN219675934 U CN 219675934U
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- 238000004458 analytical method Methods 0.000 title claims abstract description 123
- 239000007788 liquid Substances 0.000 title claims abstract description 90
- 239000003814 drug Substances 0.000 title claims abstract description 36
- 238000005516 engineering process Methods 0.000 title description 3
- 238000005070 sampling Methods 0.000 claims abstract description 57
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 37
- 239000000126 substance Substances 0.000 claims abstract description 33
- 238000000034 method Methods 0.000 claims abstract description 31
- 239000000523 sample Substances 0.000 claims description 105
- 238000004448 titration Methods 0.000 claims description 68
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 51
- 239000007924 injection Substances 0.000 claims description 42
- 238000002347 injection Methods 0.000 claims description 42
- JPVYNHNXODAKFH-UHFFFAOYSA-N Cu2+ Chemical compound [Cu+2] JPVYNHNXODAKFH-UHFFFAOYSA-N 0.000 claims description 40
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 40
- 229910001431 copper ion Inorganic materials 0.000 claims description 40
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 39
- 239000000243 solution Substances 0.000 claims description 30
- 238000012360 testing method Methods 0.000 claims description 27
- 239000002699 waste material Substances 0.000 claims description 26
- 238000006243 chemical reaction Methods 0.000 claims description 22
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 claims description 18
- OZECDDHOAMNMQI-UHFFFAOYSA-H cerium(3+);trisulfate Chemical compound [Ce+3].[Ce+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O OZECDDHOAMNMQI-UHFFFAOYSA-H 0.000 claims description 18
- 238000009434 installation Methods 0.000 claims description 13
- 239000007853 buffer solution Substances 0.000 claims description 12
- 239000002351 wastewater Substances 0.000 claims description 12
- 230000002378 acidificating effect Effects 0.000 claims description 11
- 239000003153 chemical reaction reagent Substances 0.000 claims description 8
- 239000003795 chemical substances by application Substances 0.000 claims description 8
- 238000010992 reflux Methods 0.000 claims description 7
- 239000000872 buffer Substances 0.000 claims description 5
- 239000013043 chemical agent Substances 0.000 claims description 5
- 238000004140 cleaning Methods 0.000 claims description 5
- 230000007306 turnover Effects 0.000 claims 1
- 238000001514 detection method Methods 0.000 abstract description 9
- 238000013461 design Methods 0.000 description 13
- 238000010586 diagram Methods 0.000 description 5
- 230000010354 integration Effects 0.000 description 3
- 239000007800 oxidant agent Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000002835 absorbance Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004737 colorimetric analysis Methods 0.000 description 1
- 238000010668 complexation reaction Methods 0.000 description 1
- 238000003926 complexometric titration Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 230000003020 moisturizing effect Effects 0.000 description 1
- 230000035772 mutation Effects 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000008238 pharmaceutical water Substances 0.000 description 1
- 238000005375 photometry Methods 0.000 description 1
- 239000012488 sample solution Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Abstract
The utility model discloses an online analysis device for PCB (printed circuit board) brown chemical liquid medicine, which comprises a movable cabinet, a sampling system, an analysis unit, a discharge unit, a pure water barrel, a switching valve group and a standard sample communicated with the switching valve group, wherein the sampling system, the analysis unit, the discharge unit, the pure water barrel, the switching valve group and the standard sample are installed through the movable cabinet. The online analysis device for the PCB brown chemical liquid medicine provided by the utility model can replace manual sampling and analysis, and solves the problems of inaccurate detection and analysis results, long time consumption in the analysis process and the like.
Description
Technical Field
The utility model belongs to the technical field of analysis devices, and particularly relates to an online analysis device for PCB brown chemical liquid medicine.
Background
The PCB is also called a printed circuit board, and the manufacturing steps are various in process, wherein the browning process is a processing step for increasing the bonding force between the inner layers of the multi-layer board, and the PCB has the characteristics of simple flow, low energy consumption, low environmental pollution, stable performance and the like, and is widely applied. The control of the concentration of the brown chemical liquid is the important aspect of controlling the manufacturing cost and the quality, the existing detection means mainly comprises the steps of manual sampling and analysis, the concentration of the brown chemical, sulfuric acid, hydrogen peroxide and copper ions is required to be analyzed, the detection component types are multiple, the analysis time is long, the accuracy of an analysis result is unstable, and the quality uncontrolled risk of the brown chemical liquid is increased.
In view of the above, the utility model provides an online analysis device for PCB brown chemical liquid medicine, which is used for replacing manual sampling and analysis processes and solving the problems of inaccurate detection and analysis results, long time consumption in the analysis process and the like.
Disclosure of Invention
In view of the above-mentioned problems with the background art, the present utility model has as its object: aims at providing an on-line analysis device for PCB brown chemical liquid medicine.
In order to achieve the technical purpose, the utility model adopts the following technical scheme:
the PCB brown chemical liquid medicine on-line analysis device comprises a movable cabinet, a sampling system, an analysis unit, a discharge unit, a pure water barrel, a switching valve group and a standard sample communicated with the switching valve group, wherein the movable cabinet is provided with the sampling system, the analysis unit, the discharge unit, the pure water barrel, the switching valve group and the standard sample communicated with the switching valve group;
the sampling system is connected with an input port of the switching valve group and comprises an external filter, a sampling pump, a flow switch, a circulating cup and a reflux pipeline which are sequentially connected, wherein one end of the reflux pipeline is communicated with a reflux port of the circulating cup, and the other end of the reflux pipeline is communicated with the browning tank;
the brown oxidizing agent analysis unit, the copper ion analysis unit, the hydrogen peroxide and sulfuric acid analysis unit are respectively provided with a sample injection pump, a test switching valve group, a pushing pump or a titration pushing pump, a cleaning pump, a reaction cup, a liquid discharge pump or a diaphragm liquid discharge pump; the sample injection pump is connected with a corresponding output port of the switching valve group, the output port of the sample injection pump is connected with an input port of the test switching valve group, the test switching valve group is provided with a plurality of output ports and input ports, one output port of the test switching valve group is connected with a waste liquid barrel, the other output port of the test switching valve group is connected with an input port of the reaction cup, one input port of the test switching valve group is connected with the sample injection pump, the other input port of the test switching valve group is connected with a pushing pump or a titration pushing pump, and the pushing pump or the titration pushing pump is communicated with the pure water barrel;
the other output ports of the reaction cups in the brown chemical agent analysis unit and the copper ion analysis unit are also connected with an introducing pump, the output end of the introducing pump of the brown chemical agent analysis unit is connected with a UV probe, the output end of the introducing pump of the copper ion analysis unit is connected with a copper ion probe, and the UV probe and the copper ion probe are both connected with a waste liquid barrel;
the copper ion analysis unit is also provided with an acid buffer solution quantitative adding facility and an EDTA quantitative dripping facility, wherein the acid buffer solution quantitative adding facility comprises an acid buffer solution, a titration pump and a meter, the EDTA quantitative dripping facility comprises an EDTA standard titration solution, a titration pump and a meter, an outlet of the acid buffer solution or the EDTA standard titration solution is connected with an inlet of the corresponding titration pump, an outlet of the titration pump is connected with an inlet of the meter, and an outlet of the meter is connected with an inlet of the reaction cup;
the hydrogen peroxide and sulfuric acid analysis unit is also provided with a cerium sulfate quantitative dripping facility and a sodium hydroxide quantitative dripping facility, wherein the cerium sulfate quantitative dripping facility comprises cerium sulfate standard titration liquid, a titration pump and a meter, the sodium hydroxide quantitative dripping facility comprises sodium hydroxide standard titration liquid, a titration pump and a meter, an outlet of the cerium sulfate standard titration liquid or the sodium hydroxide standard titration liquid is connected with an inlet of the corresponding titration pump, an outlet of the titration pump is connected with an inlet of the meter, and an outlet of the meter is connected with an inlet of the reaction cup;
ORP electrodes and pH electrodes are arranged in the reaction cups of the hydrogen peroxide and sulfuric acid analysis unit.
Further limited, the sampling system is a plurality of, the switching valve group is provided with a plurality of input ports, a plurality of the sampling systems are arranged in parallel and are respectively and independently connected to the input ports of the switching valve group, and an external pipeline of a filter in the sampling system is inserted in the middle layer of the palm chemical tank process liquid medicine, so that the structural design improves the sampling efficiency and the sampling quality.
Further limited, the switch valve group comprises three two-in-one shunt tubes, and the output port of the switch valve group is respectively communicated with the input ports of the browning agent analysis unit, the copper ion analysis unit, the hydrogen peroxide and sulfuric acid analysis unit, so that the structural design is adopted, and the browning agent analysis unit, the copper ion analysis unit, the hydrogen peroxide and the sulfuric acid analysis unit are subjected to the browning liquid medicine supply simultaneously through the switch valve group.
Further limiting, the internal solution of the standard sample is a known brown chemical liquid medicine with the concentration of each component, the known brown chemical liquid medicine with the concentration of each component is named as a standard brown chemical liquid medicine, the brown chemical liquid medicine with the concentration of each component is taken as the standard sample, the accuracy of an analysis system of the device is determined by comparing the analysis concentration value of the sample with the standard value through testing the concentration of each component, and when the deviation of a certain component is larger than a set value, the system automatically recalibrates a standard curve according to the test result of the standard sample.
Further limited, the inner part of the lower cabinet body is divided into two layers, the upper layer is a reagent area, the lower layer is an auxiliary area, and the reagent area is provided with an acidic buffer solution; EDTA standard titration solution; sodium hydroxide standard titration solution; cerium sulfate standard titration solution, standard sample, pure water bucket, waste liquid bucket have been placed to the auxiliary region, and such structural design provides the space of placing for relevant reagent and pure water bucket, waste liquid bucket.
Further limited, the sample injection area is provided with a pure water sample injection port, a waste water discharge port, a standby sample inlet, a plurality of tank liquid sample injection ports and a tank liquid reflux port, an external pipeline of the tank liquid sample injection port is connected with a filter, the filter is installed on the lower side surface of the movable cabinet, an internal pipeline of the tank liquid sample injection port is connected with a pipeline corresponding to the side surface sampling part installation area, the side surface sampling part installation area is installed inside the upper side surface of the movable cabinet, and the UV probe and the copper ion probe are installed in the side surface sampling part installation area.
Further limited, the input port of pure water bucket links to each other with the pure water injection port in the sample injection district of analytical equipment back, pure water injection port external pure water pipeline, the input port of waste liquid bucket links to each other with the waste water discharge port in the sample injection district, waste water discharge port external drainage pipeline, such structural design provides automatic moisturizing function through pure water injection port external pure water pipeline, links to each other with the waste water discharge port in the sample injection district through the input port of waste liquid bucket, waste water discharge port external drainage pipeline has realized automatic waste discharge function.
Further limiting, the upper cabinet body of the movable cabinet is provided with a touch display screen, and through the structural design, various parameter settings and control are carried out through the display screen.
Further limited, the upper part of the back of the movable cabinet is internally provided with a back surface line body installation area, and the structural design provides an integration area for each module and circuit in the movable cabinet.
The utility model has the beneficial effects that:
1. the automatic control is carried out, the process liquid medicine sampling, analysis and data processing are completed, personnel participation is not needed, the interference of human factors is reduced, and meanwhile, the injury of the environment to personnel is avoided;
2. the process liquid medicine is directly pumped through the sampling pump, auxiliary facilities are not needed, and the sampling cost is reduced;
3. the detection of various components of the process liquid medicine is controlled by a system program, and multi-component analysis is performed at the same time, so that the analysis time is shortened;
4. the design of the multi-slot sharing one online analyzer reduces the detection cost.
Drawings
The utility model can be further illustrated by means of non-limiting examples given in the accompanying drawings;
FIG. 1 is a schematic diagram showing the external structure of an embodiment of an on-line analysis device for PCB browning process liquid medicine according to the present utility model;
FIG. 2 is a schematic diagram of an embodiment of an on-line analysis device for PCB browning process liquid medicine after integration of a sampling system and an analysis system;
FIG. 3 is a schematic diagram of a sampling system in an embodiment of an on-line analysis device for PCB browning process liquid medicine according to the present utility model;
FIG. 4 is a schematic diagram of an analysis system in an embodiment of an on-line analysis device for PCB browning process liquid medicine according to the present utility model;
FIG. 5 is a physical layout of an analysis unit in an embodiment of an on-line analysis device for PCB browning process liquid medicine of the present utility model;
FIG. 6 is a schematic diagram showing the back structure of a mobile cabinet in an embodiment of an on-line analysis device for PCB browning process liquid medicine according to the present utility model;
FIG. 7 shows the upper and lower sides of an embodiment of an on-line analysis device for PCB browning process chemicals in accordance with the present utility model;
FIG. 8 is a schematic view showing the internal structure of the side sampling part mounting area 5 in an embodiment of the on-line analysis device for PCB browning process liquid medicine according to the present utility model;
the main reference numerals are as follows:
a lower cabinet body 1; an analysis unit component mounting area 2; an upper cabinet 3; a pulley block 4; a side sampling part mounting area 5; a back surface line body mounting area 6; a sample injection area 7; an upper side 8; a lower side 9; pure water sample inlet 701; a waste water discharge port 702; a tank liquid sample inlet 703; a tank liquid return port 704; a spare sample inlet/outlet 705; a switching valve group 201; a sample injection pump 202; a test switching valve group 203; a push pump 204; a reaction cup 205; a liquid discharge pump 206; a quantitative push pump 207; introducing a pump 208; a diaphragm liquid discharge pump 209; a cleaning pump 210; a titration pump 211; a meter 212; a pure water bucket 101; a waste liquid barrel 102; acidic buffer 103; EDTA standard titration 104; sodium hydroxide standard titration 105; cerium sulfate standard titration solution 106; a standard sample 107; a sampling pump 801; a flow-through cup 802; a flow switch 803; a UV probe 804; copper ion probe 805; a filter 901.
Detailed Description
In order that those skilled in the art will better understand the present utility model, the following technical scheme of the present utility model will be further described with reference to the accompanying drawings and examples.
As shown in fig. 1-8, the on-line analysis device for the PCB brown chemical liquid medicine comprises a movable cabinet, a sampling system, an analysis unit, a discharge unit, a pure water barrel 101, a switching valve group 201 and a standard sample 107 communicated with the switching valve group 201, wherein the analysis unit comprises a brown chemical analysis unit, a copper ion analysis unit, a hydrogen peroxide and sulfuric acid analysis unit, the discharge unit is provided with a waste liquid barrel 102, the front surface of the movable cabinet is provided with a lower cabinet body 1, an analysis unit installation area 2 and an upper cabinet body 3, the back surface is provided with a sample injection area 7, a side surface sampling part installation area 5, and the bottom is provided with a bottom pulley block 4;
the sampling system is connected with the input port of the switching valve group 201, and comprises an external filter 901, a sampling pump 801, a flow switch 803, a circulation cup 802 and a return pipeline which are sequentially connected, wherein one end of the return pipeline is communicated with a return port of the circulation cup 802, and the other end of the return pipeline is communicated with the browning tank;
the brown oxidizing agent analysis unit, the copper ion analysis unit and the hydrogen peroxide and sulfuric acid analysis unit are respectively provided with a sample injection pump 202, a test switching valve group 203, a push pump 204 or a titration push pump 207, a cleaning pump 210, a reaction cup 205, a liquid discharge pump 206 or a diaphragm liquid discharge pump 209; the sample injection pump 202 is connected with a corresponding output port of the switching valve group 201, the output port of the sample injection pump 202 is connected with an input port of the test switching valve group 203, the test switching valve group 203 is provided with a plurality of output ports and input ports, one output port of the test switching valve group 203 is connected with the waste liquid barrel 102, the other output port is connected with an input port of the reaction cup 205, one input port of the test switching valve group 203 is connected with the sample injection pump 202, the other input port is connected with the push pump 204 or the titration push pump 207, and the push pump 204 or the titration push pump 207 is communicated with the pure water barrel 101;
the other output port of the reaction cup 205 in the brown chemical agent analysis unit and the copper ion analysis unit is also connected with an introducing pump 208, the output end of the introducing pump 208 of the brown chemical agent analysis unit is connected with a UV probe 804, the output end of the introducing pump 208 of the copper ion analysis unit is connected with a copper ion probe 805, and the UV probe 804 and the copper ion probe 805 are connected with the waste liquid barrel 102;
the copper ion analysis unit is also provided with an acid buffer quantitative adding facility and an EDTA quantitative dripping facility, the acid buffer quantitative adding facility comprises an acid buffer 103, a titration pump 211 and a meter 212, the EDTA quantitative dripping facility comprises an EDTA standard titration solution 104, a titration pump 211 and a meter 212, an outlet of the acid buffer 103 or the EDTA standard titration solution 104 is connected with an inlet of the corresponding titration pump 211, an outlet of the titration pump 211 is connected with an inlet of the meter 212, and an outlet of the meter 212 is connected with an inlet of the reaction cup 205;
the hydrogen peroxide and sulfuric acid analysis unit is also provided with a cerium sulfate quantitative dripping facility and a sodium hydroxide quantitative dripping facility, the cerium sulfate quantitative dripping facility comprises a cerium sulfate standard titration solution 106, a titration pump 211 and a meter 212, the sodium hydroxide quantitative dripping facility comprises a sodium hydroxide standard titration solution 105, a titration pump 211 and a meter 212, an outlet of the cerium sulfate standard titration solution 106 or the sodium hydroxide standard titration solution 105 is connected with an inlet of the corresponding titration pump 211, an outlet of the titration pump 211 is connected with an inlet of the meter 212, and an outlet of the meter 212 is connected with an inlet of the reaction cup 205;
an ORP electrode and a pH electrode are provided in the reaction cup 205 of the hydrogen peroxide and sulfuric acid analysis unit.
In the embodiment, a sampling system pumps process liquid medicine in a to-be-detected slot into a circulation cup 802 in the device for storage, redundant process liquid medicine flows back to the slot, replacement of new and old sample liquid and pipeline cleaning are completed through sampling and backflow for a certain time, the sampling system comprises pretreatment steps, such as filtration and defoaming, so that subsequent analysis interference is reduced, and an analysis unit consists of 3 parts, namely a browning agent test unit, a copper ion test unit, hydrogen peroxide and sulfuric acid test unit;
the hydrogen peroxide and sulfuric acid test unit share a sample injection and liquid discharge pipeline for alternate operation, a cerium sulfate titration method and an acid-base neutralization titration method are respectively adopted to analyze the concentration by using an ORP electrode and a pH electrode, the ORP electrode is used for judging that cerium sulfate changes from orange yellow to colorless according to the maximum value of a signal mutation rate as an endpoint, the pH electrode is used for adding a sodium hydroxide standard titration solution 105 and a cerium sulfate standard titration solution 106 to a reaction cup 205 in the process according to the corresponding relation between the pH value and a potential signal value from the auxiliary observation of color change; the brown oxidizing agent detection directly reads signals through the UV probe 804 according to the principle of absorbance photometry, calculates corresponding concentration according to the equation relation between the concentration and the signals, and the equation accords with the lambert-beer law; the copper ions can be prevented from hydrolysis under the acidic condition, so that an acidic buffer solution 103 is required to be added to mask possible impurity metal ions and ensure an acidic environment during detection and analysis, an EDTA standard titration solution 104 is added to a copper ion analysis unit according to an EDTA complexometric titration method, a copper ion probe 805 is used after copper ion complexation is completed, the copper ion probe 805 is a special colorimetric probe, and the concentration is analyzed by adopting a colorimetric method principle; the sample solution tested in the analysis unit is derived from the flow-through cup 802, the device is provided with a standard sample comparison function, and the accuracy of the analysis unit of the device is determined by comparing the analysis concentration value of the sample with known component concentration with a standard value through a standard sample detection mode at regular intervals;
in the sampling system, a sampling pump 801 pumps process liquid in a browning tank into the sampling system, a sample to be tested flows through a flow switch 803 after solid particles are eliminated by a filter 901, then flows into a flow cup 802 for storage, and flows to a sample inlet of a switching valve group 201 through an input outlet of the flow cup 802, wherein the flow switch 803 is an alarm reminding component for judging whether the tank liquid is pumped, and the switching valve group 201 controls to selectively communicate the sampling system with an analysis unit;
in the brown chemical analysis unit, an input interface and an output interface of the introducing pump 208 are respectively connected with the other output port of the reaction cup 205 and the UV probe 804, the UV probe 804 is connected with the waste liquid barrel 102, and the tested waste liquid is discharged into the waste liquid barrel 102 for collection;
in the copper ion analysis unit, the input interface and the output interface of the introducing pump 208 are also respectively connected with the other output port of the reaction cup 205 and the copper ion probe 805, the copper ion probe 805 is connected with the waste liquid barrel 102, and the tested waste liquid is discharged into the waste liquid barrel 102 for collection.
Preferably, the sampling system is a plurality of, and the switch valve group 201 has a plurality of input ports, and a plurality of sampling systems set up side by side and each independent connection is to the input port of switch valve group 201, and the external pipeline of filter 901 inserts in the middle level of palm chemical tank technology liquid medicine in the sampling system, and such structural design has improved sampling efficiency and sampling quality. In practice, other arrangements for improving sampling efficiency and sampling quality may be specifically contemplated as the case may be.
Preferably, the switching valve group 201 is composed of three two-in-one shunt tubes, and the output port of the switching valve group 201 is respectively communicated with the input ports of the browning agent analysis unit, the copper ion analysis unit and the hydrogen peroxide and sulfuric acid analysis unit, so that the structural design is that the browning agent analysis unit, the copper ion analysis unit, the hydrogen peroxide and the sulfuric acid analysis unit are simultaneously subjected to the browning liquid medicine supply through the switching valve group 201. In practice, other structures for simultaneously carrying out the browning liquid medicine supply on the browning agent analysis unit, the copper ion analysis unit, the hydrogen peroxide solution and the sulfuric acid analysis unit can be specifically considered according to specific conditions.
Preferably, the internal solution of the standard sample 107 is a brown chemical liquid medicine with known component concentration, the brown chemical liquid medicine with known component concentration is adopted as the standard sample 107, the accuracy of an analysis system of the device is determined by comparing an analysis concentration value of a sample with known component concentration with a standard value, and when the deviation of a certain component is larger than a set value, the system automatically recalibrates a standard curve according to the test result of the standard sample 107. In practice, other configurations for calibrating the brown chemical pharmaceutical water standard curve may also be specifically considered according to the specific circumstances.
Preferably, the inner part of the lower cabinet body 1 is divided into two layers, the upper layer is a reagent area, the lower layer is an auxiliary area, and the reagent area is provided with an acidic buffer solution 103; EDTA standard titration 104; sodium hydroxide standard titration 105; the pure water barrel 101 and the waste liquid barrel 102 are arranged in the auxiliary area, and the structural design provides a placing space for related reagents, the pure water barrel 101 and the waste liquid barrel 102. In practice, other configurations of the lower cabinet 1 may also be specifically considered according to the specific circumstances.
Preferably, the sample injection area 7 is provided with a pure water sample injection port 701, a waste water discharge port 702, a standby sample inlet 705, a plurality of tank liquid sample injection ports 703 and a tank liquid reflux port 704, an external pipeline of the tank liquid sample injection port 703 is connected with a filter 901, the filter 901 is mounted on the lower side 9 of the movable cabinet, an internal pipeline of the tank liquid sample injection port 703 is connected with a pipeline corresponding to the side sampling part mounting area 5, the side sampling part mounting area 5 is mounted inside the upper side 8 of the movable cabinet, and the UV probe 804 and the copper ion probe 805 are mounted in the side sampling part mounting area 5. In practice, other structural designs of the sample injection area 7, and other installation positions and interface positions of the tank solution sample injection port 703 pipeline can be specifically considered according to specific situations.
Preferably, the input port of the pure water barrel 101 is connected with the pure water sample inlet 701 in the sample injection area 7 at the back of the analysis device, the pure water sample inlet 701 is externally connected with a pure water pipeline, the input port of the waste liquid barrel 102 is connected with the waste water discharge outlet 702 in the sample injection area 7, and the waste water discharge outlet 702 is externally connected with a water discharge pipeline. In fact, other structures for realizing automatic water supplementing and automatic waste discharging can be specifically considered according to specific situations.
Preferably, the upper cabinet body 3 of the movable cabinet is provided with a touch display screen, and the structural design is that various parameters are set and controlled through the display screen. In practice, other configurations for the various parameter settings may also be specifically considered as the case may be.
Preferably, the upper back of the mobile cabinet is internally provided with a back-face line body mounting area 6, and the structural design provides an integrated area for each module and circuit inside. Indeed, other configurations of module and circuit integration may be specifically contemplated as the case may be.
The above embodiments are merely illustrative of the principles of the present utility model and its effectiveness, and are not intended to limit the utility model. 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 of the utility model be covered by the claims of this utility model, which are within the skill of those skilled in the art, can be made without departing from the spirit and scope of the utility model disclosed herein.
Claims (9)
1. An online analytical equipment of PCB brown chemical liquid medicine, its characterized in that: the device comprises a movable box and a sampling system, an analysis unit, a discharge unit, a pure water barrel (101), a switching valve group (201) and a standard sample (107) communicated with the switching valve group (201), wherein the sampling system, the analysis unit, the discharge unit, the pure water barrel (101), the switching valve group (201) and the standard sample (107) are installed through the movable box, the analysis unit comprises a browning agent analysis unit, a copper ion analysis unit, hydrogen peroxide and sulfuric acid analysis unit, the discharge unit is provided with a waste liquid barrel (102), the front side of the movable box is provided with a lower box body (1), an analysis unit installation area (2) and an upper box body (3), the back side is provided with a sample injection area (7), a side sampling part installation area (5), and the bottom is provided with a bottom pulley block (4);
the sampling system is connected with an input port of the switching valve group (201), and comprises an external filter (901), a sampling pump (801), a flow switch (803), a circulation cup (802) and a backflow pipeline which are sequentially connected, wherein one end of the backflow pipeline is communicated with a backflow port of the circulation cup (802), and the other end of the backflow pipeline is communicated with the browning tank;
the brown chemical agent analysis unit, the copper ion analysis unit, the hydrogen peroxide and sulfuric acid analysis unit are respectively provided with a sample injection pump (202), a test switching valve group (203), a push pump (204) or a titration push pump (207), a cleaning pump (210), a reaction cup (205), a liquid discharge pump (206) or a diaphragm liquid discharge pump (209); the sample injection pump (202) is connected with a corresponding output port of the switching valve group (201), the output port of the sample injection pump (202) is connected with an input port of the test switching valve group (203), the test switching valve group (203) is provided with a plurality of output ports and input ports, one output port of the test switching valve group (203) is connected with the waste liquid barrel (102), the other output port of the test switching valve group is connected with an input port of the reaction cup (205), one input port of the test switching valve group (203) is connected with the sample injection pump (202), the other input port of the test switching valve group is connected with the pushing pump (204) or the titration pushing pump (207), and the pushing pump (204) or the titration pushing pump (207) is communicated with the pure water barrel (101);
the other output port of the reaction cup (205) in the brown chemical analysis unit and the copper ion analysis unit is also connected with an introducing pump (208), the output end of the introducing pump (208) of the brown chemical analysis unit is connected with a UV probe (804), the output end of the introducing pump (208) of the copper ion analysis unit is connected with a copper ion probe (805), and the UV probe (804) and the copper ion probe (805) are both connected with the waste liquid barrel (102);
the copper ion analysis unit is further provided with an acidic buffer quantitative adding facility and an EDTA quantitative dripping facility, wherein the acidic buffer quantitative adding facility comprises an acidic buffer (103), a titration pump (211) and a meter (212), the EDTA quantitative dripping facility comprises an EDTA standard titration solution (104), a titration pump (211) and a meter (212), an outlet of the acidic buffer (103) or the EDTA standard titration solution (104) is connected with an inlet of the corresponding titration pump (211), an outlet of the titration pump (211) is connected with an inlet of the meter (212), and an outlet of the meter (212) is connected with an inlet of the reaction cup (205);
the hydrogen peroxide and sulfuric acid analysis unit is further provided with a cerium sulfate quantitative dripping facility and a sodium hydroxide quantitative dripping facility, the cerium sulfate quantitative dripping facility comprises a cerium sulfate standard titration solution (106), a titration pump (211) and a meter (212), the sodium hydroxide quantitative dripping facility comprises a sodium hydroxide standard titration solution (105), the titration pump (211) and the meter (212), an outlet of the cerium sulfate standard titration solution (106) or the sodium hydroxide standard titration solution (105) is connected with an inlet of the corresponding titration pump (211), an outlet of the titration pump (211) is connected with an inlet of the meter (212), and an outlet of the meter (212) is connected with an inlet of the reaction cup (205);
an ORP electrode and a pH electrode are arranged in a reaction cup (205) of the hydrogen peroxide and sulfuric acid analysis unit.
2. The on-line analysis device for PCB browning process liquid medicine according to claim 1, wherein: the sampling system is a plurality of, the switching valve group (201) is provided with a plurality of input ports, the sampling systems are arranged in parallel and are respectively and independently connected to the input ports of the switching valve group (201), and an external pipeline of a filter (901) in the sampling system is inserted into the middle layer of the palm chemical bath process liquid.
3. The PCB browning process liquid medicine on-line analysis device of claim 2, wherein: the switching valve group (201) is composed of three two-in-one shunt tubes, and the output port of the switching valve group (201) is respectively communicated with the input ports of the browning agent analysis unit, the copper ion analysis unit, the hydrogen peroxide and sulfuric acid analysis unit.
4. The on-line analysis device for PCB browning process chemicals according to claim 3, wherein: the standard sample (107) is standard brown chemical liquid medicine.
5. The on-line analysis device for PCB browning process chemicals of claim 4, wherein: the inner part of the lower cabinet body (1) is divided into two layers, the upper layer is a reagent area, the lower layer is an auxiliary area, and the reagent area is provided with an acidic buffer solution (103); EDTA standard titration (104); sodium hydroxide standard titration solution (105); cerium sulfate standard titration solution (106), standard sample (107), auxiliary region has placed pure water bucket (101), waste liquid bucket (102).
6. The on-line analysis device for PCB browning process chemicals of claim 5, wherein: the utility model discloses a device for detecting the temperature of a liquid sample in a tank, including sample injection zone (7), including the sample injection zone (7), the sample injection zone is equipped with pure water sample inlet (701), waste water discharge port (702), reserve business turn over sample inlet (705), a plurality of tank liquor sample inlet (703) and tank liquor reflux mouth (704), the external pipeline of tank liquor sample inlet (703) links to each other with filter (901), filter (901) are installed on the downside (9) of removal cabinet, the inscription pipeline of tank liquor sample inlet (703) is connected on the pipeline corresponding with side sampling part installation zone (5), side sampling part installation zone (5) are installed inside removal cabinet upside (8), UV probe (804) and copper ion probe (805) are installed in side sampling part installation zone (5).
7. The on-line analysis device for PCB browning process chemicals of claim 6, wherein: the input port of the pure water barrel (101) is connected with a pure water sample inlet (701) in a sample injection area (7) at the back of the analysis device, the pure water sample inlet (701) is externally connected with a pure water pipeline, the input port of the waste liquid barrel (102) is connected with a waste water discharge port (702) in the sample injection area (7), and the waste water discharge port (702) is externally connected with a water discharge pipeline.
8. The on-line analysis device for PCB browning process chemicals of claim 7, wherein: the upper cabinet body (3) of the movable cabinet is provided with a touch display screen.
9. The on-line analysis device for PCB browning process chemicals of claim 8, wherein: the upper part of the back of the movable cabinet is internally provided with a back surface thread body installation area (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220129732.0U CN219675934U (en) | 2022-01-18 | 2022-01-18 | PCB brown technology liquid medicine on-line analysis device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220129732.0U CN219675934U (en) | 2022-01-18 | 2022-01-18 | PCB brown technology liquid medicine on-line analysis device |
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| Publication Number | Publication Date |
|---|---|
| CN219675934U true CN219675934U (en) | 2023-09-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220129732.0U Active CN219675934U (en) | 2022-01-18 | 2022-01-18 | PCB brown technology liquid medicine on-line analysis device |
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| Country | Link |
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| CN (1) | CN219675934U (en) |
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