CN217528457U - Automatic acid dip pickle of hypochlorite generator - Google Patents
Automatic acid dip pickle of hypochlorite generator Download PDFInfo
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- CN217528457U CN217528457U CN202221732046.9U CN202221732046U CN217528457U CN 217528457 U CN217528457 U CN 217528457U CN 202221732046 U CN202221732046 U CN 202221732046U CN 217528457 U CN217528457 U CN 217528457U
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- pickling
- valve
- controller
- inlet valve
- liquid level
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- 239000002253 acid Substances 0.000 title claims abstract description 50
- WQYVRQLZKVEZGA-UHFFFAOYSA-N hypochlorite Chemical compound Cl[O-] WQYVRQLZKVEZGA-UHFFFAOYSA-N 0.000 title claims description 8
- 235000021110 pickles Nutrition 0.000 title claims description 7
- 238000005554 pickling Methods 0.000 claims abstract description 99
- 239000007788 liquid Substances 0.000 claims abstract description 71
- 239000005708 Sodium hypochlorite Substances 0.000 claims abstract description 27
- SUKJFIGYRHOWBL-UHFFFAOYSA-N sodium hypochlorite Chemical compound [Na+].Cl[O-] SUKJFIGYRHOWBL-UHFFFAOYSA-N 0.000 claims abstract description 27
- 239000012267 brine Substances 0.000 claims abstract description 14
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 claims abstract description 14
- 239000000243 solution Substances 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 238000005406 washing Methods 0.000 abstract description 16
- 238000010992 reflux Methods 0.000 description 7
- 238000005868 electrolysis reaction Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000002156 mixing Methods 0.000 description 3
- 230000003115 biocidal effect Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 241000195493 Cryptophyta Species 0.000 description 1
- 229910019440 Mg(OH) Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000003139 biocide Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 239000000645 desinfectant Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- QWPPOHNGKGFGJK-UHFFFAOYSA-N hypochlorous acid Chemical compound ClO QWPPOHNGKGFGJK-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Abstract
The utility model discloses an automatic acid washing device of a sodium hypochlorite generator, which comprises a generator and an acid washing box; a dilute brine inlet valve, a sodium hypochlorite outlet valve, a first liquid level meter and a first emptying valve at the bottom are arranged on the generator; a pickling liquid inlet valve and a pickling liquid outlet valve; and a controller connected with each valve and the first liquid level meter; the automatic pickling device controls the closing of a dilute brine inlet valve and a sodium hypochlorite outlet valve and controls the opening of a first emptying valve through a preset time value set by a controller; when the liquid level of the first liquid level meter is reduced to a preset value, the controller controls the first emptying valve to be closed and controls the pickling liquid inlet valve and the pickling liquid outlet valve to be opened; the device can realize timing automatic pickling, avoids the inconvenience of manual operation, reduces the error.
Description
Technical Field
The utility model relates to a sodium hypochlorite generator technical field specifically is an automatic acid dip pickle of sodium hypochlorite generator.
Background
Sodium hypochlorite is a strong oxidant, has high-efficiency sterilization and biocidal properties, can effectively prevent the growth of algae and microorganisms when added into circulating water, can be used as an ideal disinfectant for drinking water and an important biocide for industrial circulating cooling water, and an electrolytic brine type sodium hypochlorite generator uses solid salt as a raw material to prepare dilute brine with a certain concentration, and can conveniently prepare sodium hypochlorite on site through electrolysis. However, during the electrolysis, there is an ionization reaction H 2 O＝H + +OH - Ca in the electrolyte 2+ 、Mg 2+ Will react with OH - The reaction takes place to produce Ca (OH) 2 、Mg(OH) 2 And the precipitate adheres to an electrode plate in an electrolytic cell of the sodium hypochlorite generator to form scale. The formation of scale causes the increase of tank voltage, the decrease of current efficiency, and the decrease of cathode-anode distance, and in severe cases, even causes short circuit between electrodes, which affects the electrode life.
In order to ensure long-term, reliable and stable electrolysis, the electrodes need to be pickled regularly, so that the service life of the electrodes can be greatly prolonged, the concentration of yield can be ensured, and the long-term stable operation of the generator can be guaranteed.
However, in the using process of the sodium hypochlorite generator, because the frequency of the acid washing operation is very low, an operator often neglects the important step, in addition, the conventional acid washing operation needs to switch the sodium hypochlorite generator and a plurality of valves of the acid washing system, and the acid washing operation needs to be switched back after the acid washing operation is finished, so that the operation leakage and the misoperation are easily caused, and the equipment operation is caused to be in failure.
SUMMERY OF THE UTILITY MODEL
The utility model provides an automatic acid washing device of a sodium hypochlorite generator,
in order to achieve the above purpose, the scheme of the utility model is as follows:
an automatic acid dip pickle of hypochlorite generator, includes:
the pickling device comprises a generator, a pickling tank and pickling solution input and output pipelines communicated between the generator and the pickling tank;
a dilute brine inlet valve, a sodium hypochlorite outlet valve, a first liquid level meter and a first emptying valve at the bottom are arranged on the generator;
the pickling liquid inlet valve and the pickling liquid outlet valve are correspondingly arranged on the input pipeline and the output pipeline;
and a controller connected with each valve and the first liquid level meter;
the controller sets a time preset value to control the closing of the dilute brine inlet valve and the hypochlorous acid outlet valve and control the opening of the first emptying valve; when the liquid level of the first liquid level meter is reduced to a preset value, the controller controls the first emptying valve to be closed and controls the pickling liquid inlet valve and the pickling liquid outlet valve to be opened.
Furthermore, the pickling tank is also provided with an acid inlet valve and a water inlet valve which are respectively connected with the controller.
Preferably, the pickling tank is provided with a second liquid level meter and is connected with the controller; the second liquid level meter is interlocked with the acid inlet valve and the water inlet valve.
Further, a pickling pump is arranged on the pickling solution input pipeline and connected with the controller; the pickling feed liquor valve is arranged at the output end of the pickling pump.
Preferably, a return pipeline communicated with the pickling tank is communicated with the pickling solution input pipeline, and a return valve is arranged on the return pipeline; the return valve is connected with the controller; the controller controls the acid washing pump to be opened when the reflux valve is opened, and the acid washing liquid inlet valve and the acid washing liquid outlet valve are closed.
Further, the bottom of the pickling tank is provided with a second emptying valve connected with the controller.
Preferably, the upper part of the pickling tank is communicated with an overflow pipe, and the lower part of the overflow pipe is communicated with the second emptying valve.
Compared with the prior art, the utility model has the advantages of:
1. automatic acid dip pickle passes through controller setup time default and closes the generator, opens row material and starts the pickling valve according to the liquid level default, can realize automatic pickling, avoids the inconvenience of manual operation, reduces the error.
2. The automatic pickling device realizes automatic acid preparation by arranging the liquid level meter to control the liquid level in the pickling tank in an interlocking way; acid liquor circulation is carried out through the cooperation of pickling pump and reflux valve, promotes the efficiency of acidizing fluid homogeneous mixing.
Drawings
Fig. 1 is an overall schematic diagram of an automatic acid washing device of a sodium hypochlorite generator in the embodiment of the present invention.
The labels in the figure are: 1. a generator; 2. a pickling tank; 101. a dilute brine inlet valve; 102. a sodium hypochlorite liquid outlet valve; 103. a first liquid level meter; 104. a first purge valve; 201. an acid inlet valve; 202. a water inlet valve; 203. pickling a liquid inlet valve; 204. an acid pickling liquid outlet valve; 205. a reflux valve; 206. a controller; 207. a pickling pump; 208. a second level gauge; 209. an overflow pipe; 210. a second evacuation valve.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It is to be understood that the terms "upper," "lower," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the present invention and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed in a particular orientation, and be constructed in a particular manner of operation, and are not to be construed as limiting the invention.
It is also noted that, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," "disposed," and the like are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be connected through any combination of two or more members or structures. The above terms may have the specific meanings in the present invention according to the specific situation for those skilled in the art.
As shown in fig. 1, the utility model discloses an automatic acid dip pickle of sodium hypochlorite generator, include: generator 1, pickling tank 2, and controller 206; the lower part of the left side of the generator 1 is provided with a dilute brine inlet valve 101, and the upper part of the right side is provided with a sodium hypochlorite outlet valve 102; the generator 1 is provided with a first liquid level meter 103 for monitoring the liquid level, and the bottom of the generator 1 is provided with a first emptying valve 104 for emptying the excess materials. The upper part of the pickling tank 2 is provided with an acid inlet valve 201 and a water inlet valve 202 for preparing acid. The pickling tank 2 is provided with a pickling solution input and output pipeline communicated with the generator 1, and a pickling solution inlet valve 203 and a pickling solution outlet valve 204 are correspondingly arranged. A reflux pipeline is arranged at the front end (input end) of the pickling liquid inlet valve 203 on the pickling liquid input pipeline and communicated with the pickling tank 2, and a reflux valve 205 is arranged on the reflux pipeline and used for acid liquid circulation; the bottom of the pickling tank 2 is provided with a pickling pump 207 which is communicated with a pickling solution input pipeline and used for providing power. The pickling tank 2 is also provided with a second liquid level meter 208 for monitoring the liquid level; an overflow pipe 209 is provided at the upper part of the pickling tank 2, and the lower part of the overflow pipe 209 is connected to the bottom of the pickling tank 2 through a second evacuation valve 210 and a pipeline.
In the above embodiment, each valve is an air (electric) operated valve, and the controller 206 is a PLC controller, and is connected to the dilute brine inlet valve 101, the sodium hypochlorite outlet valve 102, the first emptying valve 104, the acid inlet valve 201, the water inlet valve 202, the acid washing inlet valve 203, the acid washing outlet valve 204, the return valve 205, and the second emptying valve 210, respectively, for controlling opening and closing of each air (electric) operated valve. The controller 206 is also coupled to the pickling pump 207 for starting and stopping the pickling pump 207. The controller 206 is also connected to the first liquid level meter 103 and the second liquid level meter 208, and receives analog liquid level signals from the first liquid level meter 103 and the second liquid level meter 208, respectively. The controller 206 is configured with a preset liquid level value for controlling the associated valves and components, and the controller 206 is further configured with a timer for timing control of the valves by setting a preset time value.
In a specific embodiment, the controller 206 sets a time preset value T1 to control the dilute brine inlet valve 101 and the sodium hypochlorite outlet valve 102 to be closed, and the first emptying valve 104 is opened; setting a time preset value T2 to control the return valve 205 to be closed, and opening the pickling liquid inlet valve 203 and the pickling liquid outlet valve 204; the preset time T3 is set to control the pickling liquid inlet valve 203, the pickling liquid outlet valve 204 and the pickling pump 207 to be closed, and the first emptying valve 104 and the second emptying valve 210 to be opened. The controller 206 sets a liquid level preset value L1 to control the first emptying valve 104 to be closed and the water inlet valve 202 to be opened; setting a liquid level preset value L2 to control the closing of the water inlet valve 202 and the opening of the acid inlet valve 201; the liquid level preset value L3 is set to control the acid inlet valve 201 to be closed, and the acid washing pump 207 and the return valve 205 to be opened.
In a specific embodiment, the preset time value T1 is a set value according to the accumulated time required for the incrustation produced during the normal production of the generator 1; the preset time value T2 is a set value according to the time required for starting internal circulation of the acid liquor until the acid liquor is uniform, and the preset time value T3 is a set value according to the time required for the acid liquor to enter the generator 1 for pickling dirt until the electrodes are clean. The liquid level preset value L1 can be set to be zero when the sodium hypochlorite mixed material in the generator 1 is discharged completely; the preset liquid level values L2 and L3 are set according to the amount of acid used and the concentration ratio required by acid cleaning.
When the generator 1 normally runs, the timer counts time, the dilute brine inlet valve 101 and the sodium hypochlorite outlet valve 102 are opened, other valves are closed, sodium hypochlorite is generated by continuous electrolysis in the generator 1, and the sodium hypochlorite is output from the sodium hypochlorite outlet valve 102. When the operation reaches the time preset value T1, the controller 206 controls the dilute brine inlet valve 101 and the sodium hypochlorite outlet valve 102 to be closed, the first emptying valve 104 is opened, and the rest materials are discharged. When the controller 206 receives the analog signal of the first liquid level meter 103 and reaches L1, the controller 206 controls the first emptying valve 104 to close, the water inlet valve 202 is opened, the liquid level in the pickling tank 2 begins to rise at the moment, the water inlet valve 202 is closed when the liquid level of the second liquid level meter 208 reaches a set value L2, and the acid inlet valve 201 is automatically opened. After the total liquid level of the pickling tank 2 reaches a set value L3, the acid valve 201 is automatically closed, meanwhile, the pickling pump 207 and the reflux valve 205 are started, concentrated acid and water circularly flow between the pickling tank 2 and the pickling pump 207, and diluted acid liquid with corresponding concentration is prepared after uniform mixing. If the acid solution overflows during the mixing process, the acid solution can be discharged from the overflow pipe 209. When the time preset value T2 is reached, the pickling liquid inlet valve 203 and the pickling liquid outlet valve 204 are controlled to be opened, the return valve 205 is closed, acid liquor in the pickling tank 2 is pressurized by the pickling pump 207 and then carries out acid washing on the electrodes in the generator 1, and then returns to the pickling tank 2, and the pickling operation is carried out in a circulating and reciprocating manner. And when the time preset value T3 is reached, the pickling pump 207 stops, the pickling liquid inlet valve 203 and the pickling liquid outlet valve 204 are automatically closed, the first emptying valve 104 and the second emptying valve 210 are opened, and acid liquor remained in the generator 1 and the pickling tank 2 is respectively emptied, so that the whole operation of acid preparation, pickling and emptying is completed.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides an automatic acid dip pickle of hypochlorite generator which characterized in that includes:
the pickling device comprises a generator (1), a pickling tank (2) and pickling solution input and output pipelines communicated between the generator and the pickling tank; a dilute brine inlet valve (101), a sodium hypochlorite outlet valve (102), a first liquid level meter (103) and a first emptying valve (104) at the bottom, which are arranged on the generator (1);
the pickling liquid inlet valve (203) and the pickling liquid outlet valve (204) are correspondingly arranged on the input pipeline and the output pipeline;
and a controller (206) connected to the valves and the first liquid level meter (103);
the controller (206) sets a time preset value to control the closing of the dilute brine inlet valve (101) and the sodium hypochlorite outlet valve (102) and control the opening of the first emptying valve (104); when the liquid level of the first liquid level meter (103) is reduced to a preset value, the controller (206) controls the first emptying valve (104) to be closed, and controls the pickling liquid inlet valve (203) and the pickling liquid outlet valve (204) to be opened.
2. The automatic pickling device according to claim 1, wherein said pickling tank (2) further comprises an inlet valve (201) and an inlet valve (202) connected to a controller (206).
3. The automatic pickling device according to claim 2, wherein the pickling tank (2) is provided with a second level gauge (208) connected to the controller (206); the second liquid level meter (208) is interlocked with the acid inlet valve (201) and the water inlet valve (202).
4. The automatic pickling device according to claim 1, wherein a pickling pump (207) is arranged on the pickling solution input pipeline and connected with a controller (206); the pickling liquid inlet valve (203) is arranged at the output end of the pickling pump (207).
5. The automatic pickling device according to claim 4, wherein a return line communicated with the pickling tank (2) is communicated with the pickling solution input line, and a return valve (205) is arranged on the return line; the return valve (205) is connected with the controller (206); the controller (206) controls the pickling pump (207) to be opened when the return valve (205) is opened, and the pickling liquid inlet valve (203) and the pickling liquid outlet valve (204) to be closed.
6. An automatic pickling device according to claim 1, characterized in that the bottom of the pickling tank (2) is provided with a second evacuation valve (210) connected to the controller (206).
7. The automatic pickling apparatus according to claim 6, wherein an overflow pipe (209) is connected to an upper portion of the pickling tank (2), and a lower portion of the overflow pipe (209) is connected to a second evacuation valve (210).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221732046.9U CN217528457U (en) | 2022-07-05 | 2022-07-05 | Automatic acid dip pickle of hypochlorite generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221732046.9U CN217528457U (en) | 2022-07-05 | 2022-07-05 | Automatic acid dip pickle of hypochlorite generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217528457U true CN217528457U (en) | 2022-10-04 |
Family
ID=83423993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221732046.9U Active CN217528457U (en) | 2022-07-05 | 2022-07-05 | Automatic acid dip pickle of hypochlorite generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217528457U (en) |
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2022
- 2022-07-05 CN CN202221732046.9U patent/CN217528457U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: An automatic pickling device for sodium hypochlorite generator Granted publication date: 20221004 Pledgee: Guanggu Branch of Wuhan Rural Commercial Bank Co.,Ltd. Pledgor: WUHAN XINGDA TECHNOLOGY ENGINEERING Co.,Ltd. Registration number: Y2024980014988 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |