CN219810909U - Small wading pipe fitting and paint soaking device - Google Patents
Small wading pipe fitting and paint soaking device Download PDFInfo
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- CN219810909U CN219810909U CN202320342088.XU CN202320342088U CN219810909U CN 219810909 U CN219810909 U CN 219810909U CN 202320342088 U CN202320342088 U CN 202320342088U CN 219810909 U CN219810909 U CN 219810909U
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- Prior art keywords
- soaking
- water
- pipe
- wading
- small
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- 238000002791 soaking Methods 0.000 title claims abstract description 114
- 239000003973 paint Substances 0.000 title claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 143
- 238000001514 detection method Methods 0.000 claims abstract description 14
- 238000000576 coating method Methods 0.000 claims abstract description 9
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 18
- 239000000460 chlorine Substances 0.000 claims description 18
- 229910052801 chlorine Inorganic materials 0.000 claims description 18
- 239000003814 drug Substances 0.000 claims description 12
- 239000011550 stock solution Substances 0.000 claims description 9
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 8
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 claims description 8
- 229940079593 drug Drugs 0.000 claims description 7
- 238000003756 stirring Methods 0.000 claims description 6
- 239000011248 coating agent Substances 0.000 claims description 5
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 4
- 239000007853 buffer solution Substances 0.000 claims description 4
- 239000011575 calcium Substances 0.000 claims description 4
- 229910052791 calcium Inorganic materials 0.000 claims description 4
- 229910000030 sodium bicarbonate Inorganic materials 0.000 claims description 4
- 235000017557 sodium bicarbonate Nutrition 0.000 claims description 4
- 241000976416 Isatis tinctoria subsp. canescens Species 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 14
- 238000011010 flushing procedure Methods 0.000 abstract description 5
- 238000002474 experimental method Methods 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 7
- 238000001802 infusion Methods 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 239000000047 product Substances 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 4
- 238000005406 washing Methods 0.000 description 4
- 239000003651 drinking water Substances 0.000 description 3
- 235000020188 drinking water Nutrition 0.000 description 3
- 238000007689 inspection Methods 0.000 description 3
- 238000011156 evaluation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000002203 pretreatment Methods 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 229910001297 Zn alloy Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- TVZPLCNGKSPOJA-UHFFFAOYSA-N copper zinc Chemical compound [Cu].[Zn] TVZPLCNGKSPOJA-UHFFFAOYSA-N 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000005337 ground glass Substances 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a small wading pipe fitting and paint soaking device which comprises a control system, a water distribution tank and a plurality of soaking units connected with the water distribution tank. The soaking water does not need manual configuration, and the automation degree is high. The operator only needs to place the sample to be detected on the sample rack of the soaking unit, covers the sample rack, and opens and closes corresponding valves to start flushing and soaking steps, so that the parallelism of flushing and soaking processes is ensured, and the parallelism of detection results is better. The whole pretreatment process needs fewer manual steps, most of the pretreatment process is automatically completed by the device, the efficiency is greatly improved, and only one experimenter is needed generally. Meanwhile, the device has strong universality in the wading product detection field, and can be used for soaking experiments of most small wading pipe fittings and all coatings.
Description
Technical Field
The utility model relates to the technical field of water pipe soaking detection, in particular to a soaking device for small wading pipe fittings and paint.
Background
According to GB/T17219 sanitary safety evaluation standards of domestic drinking water equipment and protective materials and standards of standards related to the inspection standards (2001 edition) of sanitary safety products of drinking water in the ministry of health, the protective materials and the water treatment materials should meet the corresponding sanitary safety standards, and the protective materials and the water treatment materials and accessories thereof should not pollute the water quality when the water distribution equipment is arranged in contact with the domestic drinking water. The small wading pipe fitting belongs to the category of water delivery and distribution equipment, the coating belongs to the category of protective materials, and the sanitary safety of the small wading pipe fitting before being marketed must be detected and evaluated by a checking mechanism. The detection and evaluation of small wading pipe fittings and coatings is based on the determination of the above material soaking water solutions. And (3) pretreating a sample to be tested according to GB/T17219, dissolving harmful substances in the sample into the soaking water along with time, and evaluating whether the sample is safe or not by measuring the content of the harmful substances in the soaking water.
The configuration of the soaking water is an important link in the whole experimental process, and GB/T17219 prescribes that the soaking water meets the requirements of pH value, hardness, residual chlorine and the like. In addition to hardness, the pH value and residual chlorine time of the soaking water may be in a range beyond the prescribed range. At present, the soaking water is mainly configured manually. After the experimenter preliminarily prepares the soaking water, the experimenter also needs to adjust the pH value and supplement residual chlorine by acid and alkali, so as to ensure that the soaking water meets the requirements. The whole process has low automation degree, time and labor waste, insufficient fineness and repeated adjustment of the pH value and residual chlorine before the soaking water is used.
The small wading pipe fitting mainly comprises a water pipe joint, a small switch, a water valve body inner part, a water meter inner part, a gasket and the like, and is mainly made of stainless steel, cast iron, PVC, PU, copper-zinc alloy, rubber and the like. The paint mainly comprises waterproof paint, waterproof paint and the like, and all the paint is coated on a 10cm multiplied by 10cm ground glass plate before inspection according to GB/T17219. The vast majority of the existing pretreatment methods of small wading pipe fittings and coatings are manual treatment, and the pretreatment method comprises the steps that an experimenter fully washes a sample to be tested with pure water, then transfers the sample to a container, adds soaking water to begin soaking, and transfers the soaking water to be tested after soaking is completed for 24 hours. In practice, this process has mainly the following problems: (1) When an experimenter manually washes a sample to be detected, the experimenter needs to operate and observe at the side, the washing time and degree are difficult to control, the washing effect is uncontrollable, the subsequent dissolution of harmful substances in soaking is unstable, and the result is unstable; (2) The whole pretreatment process needs to consume a large amount of manpower and has low efficiency. In addition, in the actual work of wading product inspection detection mechanism, small-size wading tubular product pipe fitting and coating sample volume account for more than half, and detection work is big.
Therefore, the device for automatically configuring the soaking water, soaking the small-sized wading pipe fitting and the coating has practical significance.
Disclosure of Invention
The utility model aims to provide a small wading pipe fitting and a coating soaking device, which are used for solving the technical problems in the background technology.
A soaking device for small wading pipe fittings and paint comprises a control system, a water distribution tank and a plurality of soaking units connected with the water distribution tank;
the water distribution tank is provided with a dosing assembly, a stirring assembly and a detection assembly which are electrically connected with the control system, one side of the water distribution tank is also provided with a pure water inlet pipe and a soaking water outlet pipe, the soaking water outlet pipe is provided with branch water pipes, each branch water pipe is connected with one soaking unit, and soaking water configured by the water distribution tank enters the soaking unit through the soaking water outlet pipe and the branch water pipes.
In a preferred embodiment, the dosing assembly comprises a first, second, third and fourth dosers, the first doser having 0.04mol/L calcium hardness stock solution stored therein; the second doser stores 0.04mol/L sodium bicarbonate buffer solution; the three drug adding devices store 0.025mol/L chlorine stock solution; the fourth doser stores 10% volume fraction aqueous hydrochloric acid.
In a preferred embodiment, the detection assembly comprises an on-line pH value monitor and an on-line residual chlorine monitor, wherein the pH value of the soaking water is 8.0+/-0.2, and the residual chlorine is 2.0+/-0.2 mg/L.
In a preferred embodiment, the stirring assembly comprises a drive motor and a stirrer connected with an output shaft of the drive motor, and the stirrer extends into the bottom of the water distribution tank.
In a preferred embodiment, the infusion unit comprises an infusion tank, a tank cover and a bracket arranged in the infusion tank, wherein an infusion water collecting pipe is arranged on the infusion tank.
In a preferred embodiment, valves are arranged on the pure water inlet pipe, the soaking water outlet pipe, the branch water pipe and the soaking water collecting pipe.
In a preferred embodiment, a water level gauge is also provided on the dosing tank.
The technical scheme of the utility model has the beneficial effects that:
the soaking water does not need manual configuration, and the automation degree is high. The operator only needs to place the sample to be detected on the sample rack of the soaking unit, covers the sample rack, and opens and closes corresponding valves to start flushing and soaking steps, so that the parallelism of flushing and soaking processes is ensured, and the parallelism of detection results is better. The whole pretreatment process needs fewer manual steps, most of the pretreatment process is automatically completed by the device, the efficiency is greatly improved, and only one experimenter is needed generally. Meanwhile, the device has strong universality in the wading product detection field, and can be used for soaking experiments of most small wading pipe fittings and all coatings.
Drawings
Fig. 1 is a front view of the present utility model.
Reference numerals illustrate: 1 a control system, 2 a water distribution tank, 3 a first medicine feeder, 4 a second medicine feeder, 5 a third medicine feeder, 6 a fourth medicine feeder, 7 a pH value on-line monitor, 8 a residual chlorine on-line monitor, 9 a driving motor, 10 a stirrer, 11 a pure water inlet pipe, 12 a soaking water outlet pipe, 13 branch water pipes, 14 a soaking water tank, 15 a tank cover, 16 a support, 17 a soaking water collecting water pipe and 18 valves.
Detailed Description
The utility model will be described in further detail with reference to the drawings and the detailed description. The embodiments of the present utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.
As shown in fig. 1, the small-sized wading pipe fitting and paint soaking device comprises a control system 1, a water distribution tank 2 and a plurality of soaking units connected with the water distribution tank 2, wherein the water distribution tank 2 is used for distributing soaking water required by soaking, the soaking units are used for carrying out soaking treatment on a sample to be tested, each soaking unit can independently execute a soaking task, and the actually required soaking water (not less than 2L) is calculated according to the GB/T17219 rule according to the surface area of the sample, so that a plurality of soaking units are used continuously, and the requirement of the soaking water sampling amount can be met.
The chemical dosing device is characterized in that a chemical dosing assembly, a stirring assembly and a detection assembly which are electrically connected with the control system 1 are arranged on the water distribution tank, a pure water inlet pipe 11 and a soaking water outlet pipe are further arranged on one side of the water distribution tank, a branch water pipe is arranged on the soaking water outlet pipe, each branch water pipe is connected with one soaking unit, and soaking water configured in the water distribution tank enters the soaking units through the soaking water outlet pipe 12 and the branch water pipe 13. The soaking unit comprises a soaking water tank 14, a tank cover 15 and a bracket 16 arranged in the soaking water tank 14, wherein a soaking water collecting water pipe 17 is arranged on the soaking water tank 14, and the bracket 16 is used for placing a sample to be soaked. Valves 18 are arranged on the pure water inlet pipe 11, the soaking water outlet pipe 12, the branch water pipe 13 and the soaking water collecting water pipe 17.
Before soaking, the water distribution tank 2 and the soaking unit are firstly washed, and the washing process is as follows: the valves on the soaking water collecting water pipe 17 are kept closed, the valves on the pure water inlet pipe 11, the soaking water outlet pipe 12 and the branch water pipe 13 and the box cover 15 are opened, so that pure water fully washes the sample to be detected for 30min, the washed water source overflows from the top of the soaking water tank 14, then the valves on the pure water inlet pipe 11 are closed, the valves on the soaking water collecting water pipe 17 are opened, all the valves are closed after pure water in the soaking water tank 14 is emptied, the box cover 15 is covered, and the washing work is completed.
The dosing assembly comprises a first dosing device 3, a second dosing device 4, a third dosing device 5 and a fourth dosing device 6, wherein 0.04mol/L calcium hardness stock solution is stored in the first dosing device 3; the second doser 4 stores 0.04mol/L sodium bicarbonate buffer solution; the three drug adding devices store 0.025mol/L chlorine stock solution; the fourth doser 6 stores 10% by volume of aqueous hydrochloric acid. The detection component comprises a pH value on-line monitor 7 and a residual chlorine on-line monitor 8, wherein the pH value of the soaking water is 8.0+/-0.2, and the residual chlorine is 2.0+/-0.2 mg/L. The stirring assembly comprises a driving motor 9 and a stirrer 10 connected with an output shaft of the driving motor 9, and the stirrer 10 stretches into the bottom of the water distribution tank 2. The water distribution tank 2 is also provided with a water level gauge.
After the flushing is finished, the liquid preparation work is carried out, and the specific process is as follows: the valve on the pure water inlet pipe 11 is opened, after a certain volume of pure water is introduced into the water distribution tank 2, the valve on the pure water inlet pipe 11 is closed, the numerical value is input into the control system 1, the control system 1 opens the stirrer 10, and the control system 1 controls the first drug feeder 3, the second drug feeder 4, the third drug feeder 5 and the fourth drug feeder 6 to sequentially add a certain volume of 0.04mol/L calcium hardness stock solution, 0.04mol/L sodium bicarbonate buffer solution and 0.025mol/L chlorine stock solution according to the input pure water volume. After the reagent is added, the control system 1 controls the fourth medicine feeder 6 to add a certain volume of 10% (v/v) hydrochloric acid aqueous solution at a constant speed according to the values of the pH value on-line monitor 7 and the residual chlorine on-line monitor 8, and supplements a certain volume of 0.025mol/L chlorine stock solution to ensure that the pH value of the soaking water is 8.0+/-0.2 and the residual chlorine is 2.0+/-0.2 mg/L. At this time, the mixer 10 is turned off after the immersion water is prepared.
Then carrying out soaking and soaking water collecting procedures, wherein the specific procedures are as follows: opening a valve on the soaking water outlet pipe 12 and a valve on the branch water pipe 13 to enable the soaking water to flow into the soaking water tank 14, closing the valve on the soaking water outlet pipe 12 after reaching a specified volume, starting soaking, collecting soaking water to be detected by the valve on the soaking water collecting water pipe 17 after 24 hours soaking is finished, taking out a sample after soaking is finished, cleaning the device by pure water, and finally emptying and finishing soaking.
It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art and which are included in the embodiments of the present utility model without the inventive step, are intended to be within the scope of the present utility model. Structures, devices and methods of operation not specifically described and illustrated herein, unless otherwise indicated and limited, are implemented according to conventional means in the art.
Claims (7)
1. The utility model provides a small-size pipe fitting that wades and soak device of coating which characterized in that: comprises a control system, a water distribution tank and a plurality of soaking units connected with the water distribution tank;
the water distribution tank is provided with a dosing assembly, a stirring assembly and a detection assembly which are electrically connected with the control system, one side of the water distribution tank is also provided with a pure water inlet pipe and a soaking water outlet pipe, the soaking water outlet pipe is provided with branch water pipes, each branch water pipe is connected with one soaking unit, and soaking water configured by the water distribution tank enters the soaking unit through the soaking water outlet pipe and the branch water pipes.
2. The soaking device for small wading pipe fittings and paint according to claim 1, wherein: the dosing assembly comprises a first dosing device, a second dosing device, a third dosing device and a fourth dosing device, wherein 0.04mol/L calcium hardness stock solution is stored in the first dosing device; the second doser stores 0.04mol/L sodium bicarbonate buffer solution; the three drug adding devices store 0.025mol/L chlorine stock solution; the fourth doser stores 10% volume fraction aqueous hydrochloric acid.
3. The soaking device for small wading pipe fittings and paint according to claim 1, wherein: the detection component comprises a pH value on-line monitor and a residual chlorine on-line monitor, wherein the pH value of the soaking water is 8.0+/-0.2, and the residual chlorine is 2.0+/-0.2 mg/L.
4. The soaking device for small wading pipe fittings and paint according to claim 1, wherein: the stirring assembly comprises a driving motor and a stirrer connected with an output shaft of the driving motor, and the stirrer stretches into the bottom of the water distribution tank.
5. The soaking device for small wading pipe fittings and paint according to claim 1, wherein: the soaking unit comprises a soaking water tank, a tank cover and a bracket arranged in the soaking water tank, and a soaking water collecting pipe is arranged on the soaking water tank.
6. The soaking device for small wading pipe fittings and paint according to claim 5, wherein: valves are arranged on the pure water inlet pipe, the soaking water outlet pipe, the branch water pipe and the soaking water collecting water pipe.
7. The soaking device for small wading pipe fittings and paint according to claim 1, wherein: and a water level gauge is further arranged on the water distribution tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320342088.XU CN219810909U (en) | 2023-02-28 | 2023-02-28 | Small wading pipe fitting and paint soaking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320342088.XU CN219810909U (en) | 2023-02-28 | 2023-02-28 | Small wading pipe fitting and paint soaking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219810909U true CN219810909U (en) | 2023-10-10 |
Family
ID=88208355
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320342088.XU Active CN219810909U (en) | 2023-02-28 | 2023-02-28 | Small wading pipe fitting and paint soaking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219810909U (en) |
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2023
- 2023-02-28 CN CN202320342088.XU patent/CN219810909U/en active Active
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