CN222480223U - A device for automatically filling titanium tetrachloride storage tank with argon - Google Patents
A device for automatically filling titanium tetrachloride storage tank with argon Download PDFInfo
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- CN222480223U CN222480223U CN202420005737.1U CN202420005737U CN222480223U CN 222480223 U CN222480223 U CN 222480223U CN 202420005737 U CN202420005737 U CN 202420005737U CN 222480223 U CN222480223 U CN 222480223U
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- titanium tetrachloride
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- tetrachloride storage
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Abstract
本实用新型提供一种四氯化钛储罐自动充氩装置，包括精四氯化钛储罐、数显压力表、呼吸换气罐和PLC控制器；所述精四氯化钛储罐顶部开设有进气口和出气口；所述精四氯化钛储罐顶部安装有用于实时监测内部压力的所述数显压力表；所述进气口通过进气管道与氩气总管相连通；所述出气口通过出气管道与所述呼吸换气罐相连通；所述进气管道上设置有气动调节阀Ⅰ；所述出气管道上设置有气动调节阀Ⅱ；所述数显压力表、所述气动调节阀Ⅰ和所述气动调节阀Ⅱ分别与所述PLC控制器电连接；所述呼吸换气罐内装有四氯化钛液体。本实用新型的技术方案解决了精四氯化钛储罐在进出料时频繁产生的大呼吸现象，造成罐内物料被污染的问题。
The utility model provides an automatic argon filling device for a titanium tetrachloride storage tank, comprising a refined titanium tetrachloride storage tank, a digital pressure gauge, a breathing ventilation tank and a PLC controller; an air inlet and an air outlet are provided on the top of the refined titanium tetrachloride storage tank; the digital pressure gauge for real-time monitoring of the internal pressure is installed on the top of the refined titanium tetrachloride storage tank; the air inlet is connected to the argon main pipe through an air inlet pipe; the air outlet is connected to the breathing ventilation tank through an air outlet pipe; a pneumatic regulating valve I is arranged on the air inlet pipe; a pneumatic regulating valve II is arranged on the air outlet pipe; the digital pressure gauge, the pneumatic regulating valve I and the pneumatic regulating valve II are electrically connected to the PLC controller respectively; the breathing ventilation tank contains titanium tetrachloride liquid. The technical solution of the utility model solves the problem of the frequent large breathing phenomenon of the refined titanium tetrachloride storage tank when feeding and discharging materials, which causes the material in the tank to be contaminated.
Description
Technical Field
The utility model relates to the technical field of metallurgical and chemical industry, in particular to an automatic argon filling device for a titanium tetrachloride storage tank.
Background
Refined titanium tetrachloride is an inorganic compound that is an important intermediate product for the production of metallic titanium and its compounds. At room temperature, refined titanium tetrachloride is colorless transparent liquid, and contacts with air to generate titanium dioxide solid, hydrochloric acid and a mixture thereof. Therefore, during the storage process of the refined titanium tetrachloride, the material of the refined titanium tetrachloride must be protected in real time by selecting a proper inert gas.
In the process of conveying and storing the refined titanium tetrachloride, the refined titanium tetrachloride is conveyed to a refined titanium tetrachloride storage tank through a stainless steel pipeline to be stored, the refined titanium tetrachloride is stored in a closed stainless steel storage tank, a large respiration phenomenon can be generated when the refined titanium tetrachloride is fed into and discharged from the storage tank, more or less contacts with air, hydrochloric acid and a mixture thereof are generated and dissolved on the titanium tetrachloride and the conveying pipeline wall, the continuous storage tank generates trace corrosion, and additional impurities such as iron, oxygen and the like are introduced, so that the purity and quality of the refined titanium tetrachloride are intangibly influenced, and the refined titanium tetrachloride is polluted.
Disclosure of utility model
According to the technical problem that the material in the tank is polluted due to the large respiration phenomenon frequently generated when the refined titanium tetrachloride storage tank is fed and discharged, the automatic argon filling device for the titanium tetrachloride storage tank is simple in structure, reasonable in design and timely in detection, the real-time argon filling protection of the refined titanium tetrachloride in the storage tank can be realized, the product in the storage tank is prevented from being contacted with air to influence the purity and chromaticity of the product, and the refined titanium tetrachloride grade is guaranteed.
The utility model adopts the following technical means:
An automatic argon filling device of a titanium tetrachloride storage tank comprises a refined titanium tetrachloride storage tank, a digital display pressure gauge, a breathing gas exchange tank and a PLC controller;
The top of the refined titanium tetrachloride storage tank is provided with an air inlet and an air outlet, and the digital display pressure gauge for monitoring the internal pressure in real time is arranged on the top of the refined titanium tetrachloride storage tank;
The air inlet is communicated with an argon main pipe through an air inlet pipeline, and the argon main pipe is used for conveying argon to the refined titanium tetrachloride storage tank;
The digital display pressure gauge, the pneumatic control valve I and the pneumatic control valve II are respectively and electrically connected with the PLC, the digital display pressure gauge is used for sending the monitored internal pressure data of the refined titanium tetrachloride storage tank 1 to the PLC, and the PLC is used for controlling the opening and closing of the pneumatic control valve I and the pneumatic control valve II according to the pressure data;
The respiration ventilation tank is internally provided with titanium tetrachloride liquid which is used for condensing and recycling titanium tetrachloride gas discharged through the gas outlet pipeline when pressure is released, and the tail end of the gas outlet pipeline is positioned below the liquid level in the exhalation ventilation tank.
Further, when the digital display pressure gauge monitors that the internal pressure of the refined titanium tetrachloride storage tank is lower than 0.5kpa, the PLC controller controls the pneumatic regulating valve I to be opened so that the argon manifold fills argon into the refined titanium tetrachloride storage tank through the air inlet pipeline, and when the digital display pressure gauge monitors that the internal pressure of the refined titanium tetrachloride storage tank is higher than 3kpa, the PLC controller controls the pneumatic regulating valve II to be opened so that the refined titanium tetrachloride storage tank is depressurized through the air outlet pipeline.
Further, when the digital display pressure gauge monitors that the internal pressure of the refined titanium tetrachloride storage tank is 0.5-3kpa, the PLC controls the pneumatic regulating valve I and the pneumatic regulating valve II to be closed, so that the internal pressure of the refined titanium tetrachloride storage tank 1 can be maintained within the range of 0.5-3 kpa.
Further, the digital display pressure gauge is arranged at the top of the refined titanium tetrachloride tank through a flange, and the detection end of the digital display pressure gauge stretches into the refined titanium tetrachloride tank.
Further, the air inlet pipeline and the air outlet pipeline are stainless steel pipelines, and the air inlet pipeline is connected with the air inlet and the air outlet pipeline is connected with the air outlet in a flange butt joint mode.
Further, the argon manifold is provided with the argon flowmeter for monitoring the flow rate of argon.
Further, a manual ball valve is further arranged on the air inlet pipeline.
Compared with the prior art, the utility model has the following advantages:
according to the automatic argon filling device for the titanium tetrachloride storage tank, the pressure in the storage tank can be controlled stably through automatic pressure filling and pressure relief of argon in the storage tank, the whole storage tank is always kept in a micro-positive pressure state, the refined titanium tetrachloride in the storage tank is protected in real time, the refined titanium tetrachloride in the storage tank can be protected efficiently by the argon in the storage tank from the aspect of the quality of the refined titanium tetrachloride in the storage tank, and the quality of the obtained refined titanium tetrachloride can continuously meet the requirements of high-end sponge titanium raw materials.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to the drawings without inventive effort to a person skilled in the art.
FIG. 1 is a schematic diagram of an automatic argon filling device for a titanium tetrachloride storage tank.
In the figure, 1 of a refined titanium tetrachloride storage tank, 2-1 of a pneumatic regulating valve I, 2-2 of a pneumatic regulating valve II, 3 of a manual ball valve, 4 of a digital display pressure gauge, 5 of an argon flow meter and 6 of a breathing gas exchange tank.
Detailed Description
It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present utility model. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
The relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present utility model unless it is specifically stated otherwise. Meanwhile, it should be clear that the dimensions of the respective parts shown in the drawings are not drawn in actual scale for convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail, but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that like reference numerals and letters refer to like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.
In the description of the present utility model, it should be understood that the azimuth terms such as "front, rear, upper, lower, left, right", "transverse, vertical, horizontal", and "top, bottom", etc., are generally based on the azimuth or positional relationships shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and these azimuth terms do not indicate or imply that the apparatus or elements to be referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the scope of the present utility model in that the azimuth terms "inside and outside" refer to inside and outside with respect to the outline of each component itself.
Spatially relative terms, such as "above," "upper" and "upper surface," "above" and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the process is carried out, the exemplary term "above" may be included. Upper and lower. Two orientations below. The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
In addition, the terms "first", "second", etc. are used to define the components, and are only for convenience of distinguishing the corresponding components, and the terms have no special meaning unless otherwise stated, and therefore should not be construed as limiting the scope of the present utility model.
Example 1
As shown in FIG. 1, the utility model provides an automatic argon filling device for a titanium tetrachloride storage tank, which comprises a refined titanium tetrachloride storage tank 1, a digital display pressure gauge 4, a breathing gas exchange tank 6 and a PLC controller;
The top of the refined titanium tetrachloride storage tank 1 is provided with an air inlet and an air outlet, and the top of the refined titanium tetrachloride storage tank 1 is provided with the digital display pressure gauge 4 for monitoring the internal pressure in real time;
The air inlet is communicated with an argon main pipe through an air inlet pipeline, and the argon main pipe is used for conveying argon to the refined titanium tetrachloride storage tank 1;
The digital display pressure gauge 4, the pneumatic control valve I2-1 and the pneumatic control valve II2-2 are respectively and electrically connected with the PLC, the digital display pressure gauge 4 is used for sending the monitored internal pressure data of the refined titanium tetrachloride storage tank 1 to the PLC, and the PLC is used for controlling the opening and closing of the pneumatic control valve I2-1 and the pneumatic control valve II2-2 according to the pressure data so as to realize automatic argon filling and pressure relief;
The breathing gas exchange tank 6 is filled with titanium tetrachloride liquid and is used for condensing and recovering titanium tetrachloride gas discharged through the gas outlet pipeline when pressure is released, and the tail end of the gas outlet pipeline is positioned below the liquid level in the breathing gas exchange tank 6 and is used for establishing a liquid seal so as to prevent air from entering the refined titanium tetrachloride storage tank 1 through the gas outlet pipeline to pollute the refined titanium tetrachloride.
Further, when the digital display pressure gauge 4 monitors that the internal pressure of the refined titanium tetrachloride storage tank 1 is lower than 0.5kpa, the PLC controller controls the pneumatic regulating valve I2-1 to be opened so that the argon manifold fills argon into the refined titanium tetrachloride storage tank 1 through the air inlet pipeline, when the digital display pressure gauge 4 monitors that the internal pressure of the refined titanium tetrachloride storage tank 1 is higher than 3kpa, the PLC controller controls the pneumatic regulating valve II2-2 to be opened so that the refined titanium tetrachloride storage tank 1 is depressurized through the air outlet pipeline, argon and gaseous titanium tetrachloride can be introduced into the breathing gas exchange tank 6, and titanium tetrachloride gas is condensed and recovered after being contacted with titanium tetrachloride liquid in the tank.
Further, when the digital display pressure gauge 4 monitors that the internal pressure of the refined titanium tetrachloride storage tank 1 is 0.5-3kpa, the PLC controls the pneumatic regulating valve I2-1 and the pneumatic regulating valve II2-2 to be closed, so that the internal pressure of the refined titanium tetrachloride storage tank 1 can be maintained within the range of 0.5-3 kpa.
Further, the digital display pressure gauge 4 is installed at the top of the refined titanium tetrachloride tank 1 through a flange, and the detection end of the digital display pressure gauge 4 stretches into the refined titanium tetrachloride tank 1.
Further, the air inlet pipeline and the air outlet pipeline are stainless steel pipelines, and the air inlet pipeline is connected with the air inlet and the air outlet pipeline is connected with the air outlet in a flange butt joint mode.
Further, the argon manifold is provided with the argon flowmeter 5 for monitoring the flow rate of argon.
Further, the argon flow meter 5 is used for monitoring the flow rate of the argon delivered from the argon manifold to the refined titanium tetrachloride storage tank 1, so as to ensure that the delivery of the argon can be performed at a set flow rate.
Further, when there are a plurality of the refined titanium tetrachloride tanks 1, they are connected in series with the argon gas header pipes through the gas inlet pipes, respectively.
Further, the breath gas exchange tank 6 is connected to an exhaust gas treatment system for treating gas not collected by the breath gas exchange tank 6.
Further, a manual ball valve 3 is further arranged on the air inlet pipeline and is used for manually controlling the conveying of argon to play a certain protection role when the pneumatic regulating valve I2-1 fails.
Further, the pneumatic adjusting valve I2-1 and the pneumatic adjusting valve II2-2 are ZJHRF DN/PN 16 pneumatic adjusting valves, and the PLC controller can be existing PLC controllers such as Siemens LOGO and S7-200, and the like, and are not described in detail herein.
In order to ensure that the inside of the tank is fully filled with argon protection atmosphere in real time and the pressure in the tank is constant, argon is introduced into the tank from the air inlet at the top of the refined titanium tetrachloride storage tank 1 by adopting the automatic argon filling device, the pressure in the tank can be controlled by a PLC (programmable logic controller) according to the pressure in the tank monitored in real time by a digital display pressure gauge 4, so that the pressure in the refined titanium tetrachloride storage tank 1 is continuously stabilized in a specified range, and when the pressure in the refined titanium tetrachloride storage tank 1 is higher than 3kpa, redundant gas can be condensed and collected by a breathing gas exchange tank 6 and uncollected gas is conveyed to a tail gas treatment system.
According to the automatic argon filling device for the titanium tetrachloride storage tank, the effect of constant tank internal pressure is achieved through automatic argon supplementing and pressure releasing, real-time storage of the quality of refined titanium tetrachloride in the storage tank is maintained, the real-time filling of argon protection atmosphere in the storage tank is ensured, pollution caused by contact of the refined titanium tetrachloride in the storage tank with air is isolated under the protection of argon, the grade rate of the refined titanium tetrachloride in the storage tank is greatly improved, and the oxygen and nitrogen contents in a titanium sponge product are obviously reduced.
It should be noted that the above-mentioned embodiments are merely for illustrating the technical solution of the present utility model, and not for limiting the same, and although the present utility model has been described in detail with reference to the above-mentioned embodiments, it should be understood by those skilled in the art that the technical solution described in the above-mentioned embodiments may be modified or some or all of the technical features may be equivalently replaced, and these modifications or substitutions do not deviate from the essence of the corresponding technical solution from the scope of the technical solution of the embodiment of the present utility model.
Claims (7)
1. The automatic argon filling device of the titanium tetrachloride storage tank is characterized by comprising a refined titanium tetrachloride storage tank, a digital display pressure gauge, a breathing gas exchange tank and a PLC controller;
The top of the refined titanium tetrachloride storage tank is provided with an air inlet and an air outlet, and the digital display pressure gauge for monitoring the internal pressure in real time is arranged on the top of the refined titanium tetrachloride storage tank;
The air inlet is communicated with an argon main pipe through an air inlet pipeline, and the argon main pipe is used for conveying argon to the refined titanium tetrachloride storage tank;
the digital display pressure gauge, the pneumatic control valve I and the pneumatic control valve II are respectively and electrically connected with the PLC, the digital display pressure gauge is used for sending the monitored pressure data in the refined titanium tetrachloride storage tank to the PLC, and the PLC is used for controlling the opening and closing of the pneumatic control valve I and the pneumatic control valve II according to the pressure data;
the respiration ventilation tank is internally provided with titanium tetrachloride liquid which is used for condensing and recycling titanium tetrachloride gas discharged through the gas outlet pipeline when pressure is released, and the tail end of the gas outlet pipeline is positioned below the liquid level in the respiration ventilation tank.
2. The automatic argon filling device for the titanium tetrachloride storage tank according to claim 1 is characterized in that when the digital display pressure gauge monitors that the internal pressure of the refined titanium tetrachloride storage tank is lower than 0.5kpa, the PLC controls the pneumatic regulating valve I to be opened so that the argon manifold fills argon into the refined titanium tetrachloride storage tank through the air inlet pipeline, and when the digital display pressure gauge monitors that the internal pressure of the refined titanium tetrachloride storage tank is higher than 3kpa, the PLC controls the pneumatic regulating valve II to be opened so that the refined titanium tetrachloride storage tank is depressurized through the air outlet pipeline.
3. The automatic argon filling device for a titanium tetrachloride storage tank according to claim 1, wherein when the digital display pressure gauge monitors that the internal pressure of the refined titanium tetrachloride storage tank is 0.5-3kpa, the PLC controls the pneumatic regulating valve I and the pneumatic regulating valve II to be closed, so that the internal pressure of the refined titanium tetrachloride storage tank can be maintained within the range of 0.5-3 kpa.
4. The automatic argon filling device for a titanium tetrachloride storage tank according to claim 1, wherein the digital display pressure gauge is installed at the top of the refined titanium tetrachloride storage tank through a flange, and a detection end of the digital display pressure gauge extends into the refined titanium tetrachloride storage tank.
5. The automatic argon filling device for a titanium tetrachloride storage tank according to claim 1, wherein the air inlet pipeline and the air outlet pipeline are stainless steel pipelines, and the air inlet pipeline is connected with the air inlet and the air outlet pipeline is connected with the air outlet in a flange butt joint mode.
6. The automatic argon filling device for a titanium tetrachloride storage tank according to claim 1, wherein the argon flow meter for monitoring the flow rate of argon is arranged on the argon manifold.
7. The automatic argon filling device for a titanium tetrachloride storage tank according to claim 1, wherein a manual ball valve is further arranged on the air inlet pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420005737.1U CN222480223U (en) | 2024-01-02 | 2024-01-02 | A device for automatically filling titanium tetrachloride storage tank with argon |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420005737.1U CN222480223U (en) | 2024-01-02 | 2024-01-02 | A device for automatically filling titanium tetrachloride storage tank with argon |
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| Publication Number | Publication Date |
|---|---|
| CN222480223U true CN222480223U (en) | 2025-02-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202420005737.1U Active CN222480223U (en) | 2024-01-02 | 2024-01-02 | A device for automatically filling titanium tetrachloride storage tank with argon |
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| Country | Link |
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| CN (1) | CN222480223U (en) |
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- 2024-01-02 CN CN202420005737.1U patent/CN222480223U/en active Active
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