CN219128334U - Cleaning system of graphite bubble cap tower - Google Patents
Cleaning system of graphite bubble cap tower Download PDFInfo
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- CN219128334U CN219128334U CN202223539893.6U CN202223539893U CN219128334U CN 219128334 U CN219128334 U CN 219128334U CN 202223539893 U CN202223539893 U CN 202223539893U CN 219128334 U CN219128334 U CN 219128334U
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Abstract
The utility model discloses a cleaning system of a graphite bubble column, which comprises a bubble column, wherein the bubble column comprises a shell and a column plate arranged in the shell, a flue gas pipe orifice, a liquid return port, a liquid inlet and a liquid outlet are arranged on the shell, the liquid outlet is connected with the liquid return port through a pipeline, a circulating pump is arranged on the pipeline, and flanges are arranged at the liquid inlet, the flue gas pipe orifice, the liquid return port and the water inlet end of the circulating pump; the liquid inlet is connected with a storage tank through a flange, and the flue gas pipe orifice is connected with a cooler through a flange; the flange is used for connecting a pipeline and installing a blind plate when the pipeline enters a cleaning state; the pipeline connected with the water inlet end of the circulating pump is provided with a circulating pipe, the tail end of the circulating pipe is connected with a flue gas pipe orifice through a flange, the circulating pipe is provided with a chemical unloading pipeline, the chemical unloading pipeline is connected with a chemical tank, and the chemical unloading pipeline is provided with a first valve. The utility model can realize the rapid descaling of the graphite bubble cap tower and improve the descaling effect.
Description
Technical Field
The utility model relates to the technical field of cleaning, in particular to a cleaning system of a graphite bubble-cap tower.
Background
The scale formation condition exists in the back extraction acid concentration system in the phosphoric acid purifying device. Due to the scaling problem, the flooding phenomenon frequently occurs when the system is operated, and the productivity of the system is severely restricted. And (3) performing qualitative analysis on a scale sample obtained by system disassembly, wherein the scale sample comprises the following components:
after analysis, the main component of the scale block is determined to be silicate inorganic matters.
Descaling is performed in a manual cleaning mode, although the descaling can be performed, the full coverage cannot be realized due to the fact that the reserved openings of the tower body are fewer, and cleaning dead angles exist; the tower sections can be removed section by section, and then manually cleaned and descaled, and the method needs to invite equipment manufacturers to conduct guidance and has high risk.
Disclosure of Invention
The utility model aims to provide a cleaning system of a graphite bubble-cap tower, which can realize rapid descaling of the graphite bubble-cap tower and improve the descaling effect.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the cleaning system of the graphite bubble column comprises a bubble column, the bubble column comprises a shell and a column plate arranged in the shell, a flue gas pipe orifice, a liquid return port, a liquid inlet and a liquid outlet are arranged on the shell, the liquid outlet is connected with the liquid return port through a pipeline, a circulating pump is arranged on the pipeline,
the liquid inlet, the flue gas pipe orifice, the liquid return port and the water inlet end of the circulating pump are all provided with flanges; the liquid inlet is connected with a storage tank through a flange, and the flue gas pipe orifice is connected with a cooler through a flange; the flange is used for connecting a pipeline and installing a blind plate when the pipeline enters a cleaning state;
the pipeline connected with the water inlet end of the circulating pump is provided with a circulating pipe, the tail end of the circulating pipe is connected with a flue gas pipe orifice through a flange, the circulating pipe is provided with a chemical unloading pipeline, the chemical unloading pipeline is connected with a chemical tank, and the chemical unloading pipeline is provided with a first valve; a medicament pump is arranged on the circulating pipe; a valve is arranged on the circulating pipe between the pipeline and the medicament pump.
Wherein, the flue gas mouth of pipe is connected with the cooler through the expansion joint.
Further defined, the blind plate is a stainless steel plate or a tetrafluoro plate.
Wherein the pipeline, the circulating pipe and the medicament unloading pipeline are all made of PVDF materials.
Further optimizing, the pipeline, the circulating pipe, the medicament unloading pipeline and the flange connection positions are provided with splash-proof protective sleeves.
Wherein, the circulating pipe at the outlet end of the medicament pump is connected with a metal hose, and the metal hose is provided with a discharge valve.
Further defined, a sampling shower is provided on the discharge line.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, the graphite bubble cap tower structure in the existing back extraction acid concentration system is improved to form a complete cleaning system, and flanges are arranged on the liquid inlet, the flue gas pipe orifice, the liquid return port and the water inlet end of the circulating pump, so that the assembly is more convenient, and the rapid assembly of the cleaning system is realized when cleaning and descaling are ensured; in actual use, when cleaning is needed, the blind plate is arranged at the liquid inlet, the liquid return port and the water inlet end of the circulating pump, so that the liquid inlet, the liquid return port and the water inlet end of the circulating pump are closed; meanwhile, the flue gas pipe orifice is connected with the circulating pipe through the flange, so that the assembly of the cleaning system is completed immediately; when the cleaning is carried out, the medicament is placed in the medicament tank, then the medicament pump is opened, the medicament is pumped into the bubble cap tower, then the valve is opened, and the first valve on the medicament unloading pipeline is closed, at the moment, the circulating flow of the medicament is instantly realized under the action of the medicament pump, the purpose of quick descaling is further realized, the blind plate is installed through the flange, and the medicament leakage is avoided; compared with manual descaling, the utility model can realize quick descaling of the graphite bubble-cap tower and improve the descaling effect.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a general schematic diagram of the present utility model.
Reference numerals:
101-bubble cap tower, 102-shell, 103-flue gas pipe orifice, 104-liquid return port, 105-liquid inlet, 106-liquid outlet, 107-pipeline, 108-circulating pump, 109-storage tank, 110-blind plate, 111-cooler, 112-circulating pipe, 113-medicament discharge pipeline, 114-first valve, 115-medicament pump, 116-valve, 117-metal hose, 118-discharge valve, 119-sampling shower guide, 120-expansion joint, 121-medicament tank, 122-flange.
Detailed Description
Hereinafter, only certain exemplary embodiments are briefly described. As will be recognized by those of skill in the pertinent art, the described embodiments may be modified in numerous different ways without departing from the spirit or scope of the embodiments of the present utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive.
In the description of the embodiments of the present utility model, it should be understood that the terms "length," "vertical," "horizontal," "top," "bottom," and the like indicate an orientation or a positional relationship based on that shown in the drawings, and are merely for convenience in describing the embodiments of the present utility model and to simplify the description, rather than to indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the embodiments of the present utility model, the meaning of "plurality" is two or more, unless explicitly defined otherwise.
In the embodiments of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured" and the like are to be construed broadly and include, for example, either permanently connected, removably connected, or integrally formed; the device can be mechanically connected, electrically connected and communicated; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the embodiments of the present utility model will be understood by those of ordinary skill in the art according to specific circumstances.
In embodiments of the utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, or may include both the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is less level than the second feature.
The following disclosure provides many different implementations, or examples, for implementing different configurations of embodiments of the utility model. In order to simplify the disclosure of embodiments of the present utility model, components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit embodiments of the present utility model. Furthermore, embodiments of the present utility model may repeat reference numerals and/or letters in the various examples, which are for the purpose of brevity and clarity, and which do not themselves indicate the relationship between the various embodiments and/or arrangements discussed.
Embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.
Example 1
Referring to fig. 1, the embodiment discloses a cleaning system of a graphite bubble column, in particular to a circulating cleaning system, which comprises a bubble column 101, wherein the bubble column 101 comprises a shell 102 and a tray arranged in the shell 102, the tray is a main scale forming area, a flue gas pipe orifice 105, a liquid return orifice 104, a liquid inlet 105 and a liquid outlet 106 are arranged on the shell 102, the liquid outlet 106 is connected with the liquid return orifice 104 through a pipeline 107, a circulating pump 108 is arranged on the pipeline 107, and flanges 122 are arranged at the liquid inlet 105, the flue gas pipe orifice 105, the liquid return orifice 104 and the water inlet end of the circulating pump 108; the liquid inlet 105 is connected with a storage tank 109 through a flange 122, and the flue gas pipe orifice 105 is connected with a cooler 111 through the flange 122; the flange 122 is used for connecting a pipeline and installing the blind plate 110 when the pipeline enters a cleaning state;
a circulating pipe 112 is arranged on the pipeline 107 connected with the water inlet end of the circulating pump 108, the tail end of the circulating pipe 112 is used for being connected with the flue gas pipe orifice 105 through a flange 122, a chemical unloading pipeline 113 is arranged on the circulating pipe 112, the chemical unloading pipeline 113 is connected with a chemical tank 121, and a first valve 114 is arranged on the chemical unloading pipeline 113; the circulation pipe 112 is provided with a medicine pump 115; a valve 116 is provided on the circulation tube 112 between the tube 107 and the medicament pump 115.
According to the utility model, the structure of the graphite bubble cap tower 101 in the existing back extraction acid concentration system is improved to form a complete cleaning system, and flanges 122 are arranged at the liquid inlet 105, the flue gas pipe orifice 105, the liquid return orifice 104 and the water inlet end of the circulating pump 108, so that the assembly is more convenient, and the rapid assembly of the cleaning system is realized when cleaning and descaling are ensured; in actual use, when cleaning is needed, the blind plate 110 is arranged at the water inlet ends of the liquid inlet 105, the liquid return port 104 and the circulating pump 108, so that the water inlet ends of the liquid inlet 105, the liquid return port 104 and the circulating pump 108 are closed; simultaneously, the flue gas pipe orifice 105 is connected with the circulating pipe 112 through the flange 122, so that the assembly of the cleaning system is completed immediately; when cleaning is carried out, the medicament is placed in the medicament tank 121, then the medicament pump 115 is opened, the medicament pump 115 is sent into the bubble cap tower 101, then the valve 116 is opened, and the first valve 114 on the medicament unloading pipeline 113 is closed, at the moment, the circulating flow of the medicament is instantly realized under the action of the medicament pump 115, the aim of quick descaling is further realized, the blind plate 110 is installed through the flange 122 additionally arranged, and the medicament leakage is avoided; compared with manual descaling, the utility model can realize quick descaling of the graphite bubble-cap tower 101 and improve the descaling effect.
In actual use, the flue gas nozzle 105 is connected to the cooler 111 via the expansion joint 120, and the cooler 111 is provided for cooling the gas discharged from the flue gas nozzle 105 during normal use of the apparatus.
The blind plate 110 is a stainless steel plate or a tetrafluoro plate for improving the corrosion protection effect.
Wherein the pipe 107, circulation pipe 112 and discharge line 113 are all made of PVDF material.
Further optimizing, the splash protection sleeves are arranged at the connecting positions of the pipeline 107, the circulating pipe 112, the chemical unloading pipeline 113 and the flange 122; the safety performance can be effectively improved.
Wherein, the circulating pipe 112 at the outlet end of the medicament pump 115 is connected with a metal hose 117, and the metal hose 117 is provided with a discharge valve 118, so as to discharge and sample the cleaning medicament.
Further preferably, the medicament unloading pipeline 113 is provided with a sampling shower guide 119, so that the concentration of the medicament can be conveniently sampled.
In order to facilitate a further understanding of the utility model, the utility model is further described below in connection with a specific usage procedure of the utility model.
When the equipment needs to be cleaned, the liquid inlet 105, the liquid return port 104 and the pipeline 107 at the flue gas pipe orifice 105 are disassembled firstly; then, installing a blind plate 110 at the positions of the liquid inlet 105 and the liquid return 104 through a flange 122, and further sealing the liquid inlet 105 and the liquid return 104 to prevent the cleaning agent from entering the pipeline 107; a blind plate is also required to be arranged at the water inlet end of the circulating pump 108;
at the same time, the flue gas nozzle 105 is connected to the circulation pipe 112, and at this time, the bubble column 101 and the chemical pump 115 form a closed cleaning system through the circulation pipe 112.
In actual use, hydrofluoric acid with a concentration of 15% is used as a cleaning agent.
The specific cleaning steps are as follows:
step 1: after the blind plate 110 and the pipeline of the system are arranged, the valve 116 is required to be closed, and after the valve 116 is closed, the medicament is conveyed into the bubble column 101 through the medicament pump 115 so that the medicament in the bubble column 101 reaches a preset amount;
step 2: opening the valve 116 and closing the first valve 114, forming a medicament cycle under the action of the medicament pump 115;
in the process of cyclic cleaning, sampling is carried out every 2 hours, the concentration of hydrofluoric acid is analyzed and detected, and the reaction endpoint and the cleaning effect are determined according to the concentration change trend of the hydrofluoric acid; in sampling, the medicine pump 115 needs to be stopped and then the sampling operation is performed.
Step 3: after the cleaning is finished, the medicines are exhausted, then clear water is supplemented into the bubble cap tower 101, and the system pipeline 107 is washed and replaced, so that the corrosion of the residual medicines to the system pipeline 107 is reduced;
during the cleaning process, personnel are required to wear protective equipment such as full face masks, chemical protective clothing and rubber gloves. Because hydrofluoric acid has stronger corrosiveness, in the process of cyclic cleaning, a warning area is required to be arranged on the site to ensure the safety of personnel.
In actual use, the utility model can clean the bubble-cap tower 101 by only adjusting the local pipeline of the system without modifying the original system equipment, and compared with manual cleaning, the utility model can avoid the occurrence of cleaning dead angles and improve the cleaning efficiency; meanwhile, the bubble cap tower 101 does not need to be disassembled and cleaned, and the cleaning is more convenient.
While preferred embodiments of the present utility model have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the following claims be interpreted as including the preferred embodiments and all such alterations and modifications as fall within the scope of the utility model.
The foregoing description of the preferred embodiment of the utility model is not intended to be limiting, but rather to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (7)
1. The utility model provides a cleaning system of graphite bubble cap tower, includes the bubble cap tower, and the bubble cap tower includes the shell and sets up the column plate in the shell, is provided with flue gas mouth of pipe, liquid return port, inlet and liquid outlet on the shell, and the liquid outlet is connected with liquid return port through a pipeline, be provided with the circulating pump on the pipeline, its characterized in that:
the liquid inlet, the flue gas pipe orifice, the liquid return port and the water inlet end of the circulating pump are all provided with flanges; the liquid inlet is connected with a storage tank through a flange, and the flue gas pipe orifice is connected with a cooler through a flange; the flange is used for connecting a pipeline and installing a blind plate when the pipeline enters a cleaning state;
the pipeline connected with the water inlet end of the circulating pump is provided with a circulating pipe, the tail end of the circulating pipe is connected with a flue gas pipe orifice through a flange, the circulating pipe is provided with a chemical unloading pipeline, the chemical unloading pipeline is connected with a chemical tank, and the chemical unloading pipeline is provided with a first valve; a medicament pump is arranged on the circulating pipe; a valve is arranged on the circulating pipe between the pipeline and the medicament pump.
2. A cleaning system for a graphite bubble column as set forth in claim 1, wherein: the flue gas pipe orifice is connected with the cooler through the expansion joint.
3. A cleaning system for a graphite bubble column as set forth in claim 1, wherein: the blind plate is a stainless steel plate or a tetrafluoro plate.
4. A cleaning system for a graphite bubble column as set forth in claim 1, wherein: the pipeline, the circulating pipe and the medicament unloading pipeline are all made of PVDF materials.
5. A cleaning system for a graphite bubble column as set forth in claim 1, wherein: the pipeline, the circulating pipe, the medicament unloading pipeline and the flange connection positions are all provided with splash-proof protective sleeves.
6. A cleaning system for a graphite bubble column as set forth in claim 1, wherein: the circulating pipe at the outlet end of the medicament pump is connected with a metal hose, and the metal hose is provided with a discharge valve.
7. A cleaning system for a graphite blister column as claimed in any one of claims 1 to 6, wherein: the medicine unloading pipeline is provided with a sampling shower guide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223539893.6U CN219128334U (en) | 2022-12-29 | 2022-12-29 | Cleaning system of graphite bubble cap tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223539893.6U CN219128334U (en) | 2022-12-29 | 2022-12-29 | Cleaning system of graphite bubble cap tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219128334U true CN219128334U (en) | 2023-06-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223539893.6U Active CN219128334U (en) | 2022-12-29 | 2022-12-29 | Cleaning system of graphite bubble cap tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219128334U (en) |
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2022
- 2022-12-29 CN CN202223539893.6U patent/CN219128334U/en active Active
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