CN219828556U - Constant pressure control mechanism for preventing magnesium chloride discharge pipe from being blocked - Google Patents
Constant pressure control mechanism for preventing magnesium chloride discharge pipe from being blocked Download PDFInfo
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- CN219828556U CN219828556U CN202321188552.0U CN202321188552U CN219828556U CN 219828556 U CN219828556 U CN 219828556U CN 202321188552 U CN202321188552 U CN 202321188552U CN 219828556 U CN219828556 U CN 219828556U
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- Prior art keywords
- magnesium chloride
- discharge pipe
- pipe
- chloride discharge
- valve
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- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 title claims abstract description 124
- 229910001629 magnesium chloride Inorganic materials 0.000 title claims abstract description 62
- 230000007246 mechanism Effects 0.000 title claims abstract description 18
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims abstract description 44
- 229910052786 argon Inorganic materials 0.000 claims abstract description 22
- 239000011148 porous material Substances 0.000 claims abstract description 4
- 239000007788 liquid Substances 0.000 abstract description 11
- 238000000034 method Methods 0.000 abstract description 7
- 230000008569 process Effects 0.000 abstract description 7
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000000903 blocking effect Effects 0.000 description 4
- 238000007599 discharging Methods 0.000 description 3
- 238000011946 reduction process Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000005429 filling process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Manufacture And Refinement Of Metals (AREA)
Abstract
The utility model relates to the technical field of titanium sponge production equipment, in particular to a constant pressure control mechanism for preventing a magnesium chloride discharge pipe from being blocked. In the constant pressure control mechanism for preventing the blockage of the magnesium chloride discharge pipe, a flow limiting orifice plate with the aperture of 1mm is arranged at the rear end of a pneumatic argon filling valve and a pneumatic pressure release valve of the magnesium chloride discharge pipe line so as to limit the flow rate of argon; a first current limiting pore plate with the aperture of 1mm is arranged behind the pneumatic pressure release valve, manual pressure release is needed in the process of detaching the pipe cap, and the phenomenon that liquid level fluctuation in the magnesium chloride discharge pipe is greatly increased to a cold area to block the magnesium chloride discharge pipe due to too fast pressure release is prevented.
Description
Technical Field
The utility model relates to the technical field of titanium sponge production equipment, in particular to a constant pressure control mechanism for preventing a magnesium chloride discharge pipe from being blocked.
Background
The reduction process of the production process of the titanium sponge is protected by argon, positive pressure in the reactor is ensured, air is prevented from entering the reactor to influence the quality of products, and the excessive pressure of the reactor can press the melt in the magnesium chloride discharge pipe to a cold area at the top end of the magnesium chloride discharge pipe to cause the blockage of the magnesium chloride discharge pipe. The main reason for the blockage of the magnesium chloride discharge pipe is that: 1. the liquid level in the reactor is higher in the initial stage of the reduction reaction, the space above the liquid level is smaller, and the fluctuation of the pressure of the reactor easily causes the fluctuation of the liquid level in the magnesium chloride discharge pipe; 2. the leakage of the magnesium chloride discharge pipe causes the unbalance of the pressure difference between the magnesium chloride discharge pipe and the inside of the reactor to cause the rise of the liquid level.
At present, manufacturers producing titanium sponge by using an inverted U-shaped process mostly use blind plates to be connected with a flange of the magnesium chloride discharge pipe, the uppermost end (a cold area) of the magnesium chloride discharge pipe is exposed in the air, and the blind plates are required to be disassembled to release pressure before discharging, so that the process is easy to be blocked.
Disclosure of Invention
The utility model aims to provide a constant pressure control mechanism for preventing a magnesium chloride discharge pipe from being blocked, which aims to solve the problems that most of magnesium chloride discharge pipes of manufacturers using an inverted U-shaped process to produce titanium sponge in the prior art are connected with a magnesium chloride discharge pipe flange by using a blind plate, the uppermost end (a cold area) of the magnesium chloride discharge pipe is exposed in the air, and the blind plate is required to be disassembled before discharging to release pressure, so that blocking is easy to occur in the process.
In order to achieve the above purpose, the utility model provides a constant pressure control mechanism for preventing a magnesium chloride discharge pipe from being blocked, which comprises an extension pipe arranged at the tail end of the magnesium chloride discharge pipe, wherein a pneumatic pressure relief valve is arranged on the extension pipe, a first flow limiting orifice plate is arranged at the rear end of the pneumatic pressure relief valve, a second flow limiting orifice plate is connected with the tail end of the extension pipe, a pneumatic argon filling valve is connected with the tail end of the second flow limiting orifice plate, a pressure reducing valve is connected with the tail end of the pneumatic argon filling valve, and a manual valve is connected with the tail end of the pressure reducing valve.
Preferably, the bottom end of the magnesium chloride discharge pipe is connected with a reactor.
Preferably, a manual pressure release valve is further arranged on the extension pipe near the top end of the first restriction orifice plate.
Preferably, a pressure gauge is mounted on the extension pipe.
Preferably, the extension pipe is further connected with a branch pipe, a branch pipe valve is installed on the branch pipe, one end of the branch pipe is located at the front end of the second flow limiting pore plate, and the other end of the branch pipe is located at the tail end of the manual valve.
Preferably, the tail end of the branch pipe is connected with a tail pipe, and a tail pipe valve is arranged on the tail pipe.
Preferably, the tail end of the extension pipe is provided with a main valve close to the branch pipe.
Compared with the prior art, the utility model has the beneficial effects that:
in the constant pressure control mechanism for preventing the blockage of the magnesium chloride discharge pipe, a flow limiting orifice plate with the aperture of 1mm is arranged at the rear end of a pneumatic argon filling valve and a pneumatic pressure release valve of the magnesium chloride discharge pipe line so as to limit the flow rate of argon; a first current limiting pore plate with the aperture of 1mm is arranged behind the pneumatic pressure release valve, and manual pressure release is needed in the process of detaching the pipe cap, so that the phenomenon that the liquid level fluctuation in the magnesium chloride discharge pipe is greatly increased to a cold area to block the magnesium chloride discharge pipe due to the too fast pressure release is prevented; the second current limiting orifice plate with the aperture of 1mm is arranged behind the pneumatic argon filling valve, argon is automatically filled when the pressure of the magnesium chloride discharge pipe is low, argon is slowly filled through the current limiting orifice plate in the argon filling process, frequent pressure relief caused by too high argon filling speed and the pressure of the magnesium chloride discharge pipe exceeding the upper limit is prevented, the problem of blocking the magnesium chloride discharge pipe is greatly reduced, the stability of the reduction process is improved, energy is saved, and waste caused by air leakage is reduced.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
fig. 2 is a schematic view of a part of the structure of the present utility model.
The meaning of each reference sign in the figure is:
1. a reactor; 2. a magnesium chloride discharge pipe; 21. an extension tube; 22. a main valve; 23. a branch pipe; 231. a branch pipe valve; 24. a tail pipe; 241. a tail pipe valve; 3. a pneumatic pressure release valve; 4. a first restriction orifice plate; 41. a manual pressure release valve; 5. a pressure gauge; 6. a second restriction orifice plate; 7. a pneumatic argon filling valve; 8. a pressure reducing valve; 9. a manual valve.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.
The utility model provides a constant pressure control mechanism for preventing a magnesium chloride discharge pipe from being blocked, as shown in figures 1-2, the constant pressure control mechanism comprises an extension pipe 21 arranged at the tail end of the magnesium chloride discharge pipe 2, a pneumatic pressure release valve 3 is arranged on the extension pipe 21, a first flow limiting orifice plate 4 is arranged at the rear end of the pneumatic pressure release valve 3, the aperture of the first flow limiting orifice plate 4 is 1mm, automatic pressure release is needed through the pneumatic pressure release valve 3 in the process of detaching a pipe cap, the liquid level fluctuation in the magnesium chloride discharge pipe 2 is prevented from rising to a cold area too fast due to the excessive pressure release, so that the magnesium chloride discharge pipe 2 is blocked, the pressure of the magnesium chloride discharge pipe 2 is automatically controlled through the pneumatic pressure release valve 3, the pressure is interlocked with the pressure of the reactor 1, the pressure of the magnesium chloride discharge pipe 2 is controlled to be 22.5-30kpa before the magnesium chloride is emptied in the reactor 1, the pressure is higher than 30kpa, the pressure of the first flow limiting orifice plate 4 is automatically released, the pressure of the first flow limiting orifice plate is lower than 22.5kpa, the pressure of the magnesium chloride discharge pipe 2 is always higher than the pressure of a reactor, the pressure of about 12.5kpa, the pressure of the second flow limiting orifice plate is prevented from being excessively high, the liquid level of the magnesium chloride discharge pipe 2 rises to the tail end 2 and is prevented from rising to the liquid level of the magnesium chloride discharge pipe 2 to rise to the cold area to the end, the liquid level and the second flow limiting orifice plate 6 is slowly filled with argon, the pressure is prevented from flowing into the second flow limiting orifice plate 6, and is connected with the second flow limiting orifice plate 7 and is connected with the pressure limiting orifice plate 6, and is slowly filled with the pressure limiting orifice valve 6, and is connected with the pressure limiting valve 6, and is slowly pressure limiting valve 6 and is used for the pressure control valve.
In the embodiment, the bottom end of the magnesium chloride discharging pipe 2 is connected with a reactor 1 for carrying out material reaction.
Specifically, a manual pressure release valve 41 is further installed on the extension pipe 21 near the top end of the first restriction orifice plate 4, so that manual pressure release can be performed.
Further, a pressure gauge 5 is mounted on the extension pipe 21 for monitoring the line pressure.
Further, the extension pipe 21 is further connected with a branch pipe 23, a branch pipe valve 231 is arranged on the branch pipe 23, one end of the branch pipe 23 is positioned at the front end of the second flow limiting orifice plate 6, and the other end of the branch pipe 23 is positioned at the tail end of the manual valve 9, so that argon can be conveniently supplemented manually.
Further, a tail pipe 24 is connected to the tail end of the branch pipe 23, and a tail pipe valve 241 is installed on the tail pipe 24 for controlling the opening and closing of the tail pipe 24.
Further, a main valve 22 is installed at the tail end of the extension pipe 21 near the branch pipe 23 for controlling the pipeline switch of the extension pipe 21.
When the constant pressure control mechanism for preventing the blocking of the magnesium chloride discharge pipe is used, firstly, the pressure of the magnesium chloride discharge pipe 2 is automatically controlled through the pneumatic pressure release valve 3 and interlocked with the pressure in the reactor 1, the pressure of the magnesium chloride discharge pipe 2 before the magnesium chloride in the reactor 1 is emptied is controlled between 22.5-30kpa, the pressure is automatically released higher than 30kpa, the pressure is automatically filled with argon lower than 22.5kpa, the pressure of the magnesium chloride discharge pipe 2 is always higher than the pressure of the reactor by about 12.5kpa, the excessive pressure in the reactor 1 is prevented, the liquid level of the magnesium chloride discharge pipe 2 rises to a cold area to cause the solidification of the magnesium chloride discharge pipe 2, the system needs to manually fill argon to carry out back blowing by opening the branch pipe valve 231 before the magnesium chloride discharge pipe 2 is firstly discharged, otherwise, the blocking of the magnesium chloride discharge pipe 2 is caused, if the magnesium chloride discharge pipe 2 leaks, the argon is continuously supplemented through the pneumatic argon filling valve 7, and the pressure balance is ensured.
Finally, it should be noted that, in the embodiment, the pneumatic pressure release valve 3, the pneumatic argon filling valve 7, the pressure gauge 5, the pressure reducing valve 8, and the like, the electronic components in the above components are all universal standard components or components known to those skilled in the art, the structure and principle of the components are all known by those skilled in the art through technical manuals or known by conventional experimental methods, all the electrical components in the device are connected through wires at the idle position, and the specific connection means should refer to the sequential working order among the electrical components in the working principle to complete the electrical connection, which is known in the art.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. Constant pressure control mechanism for preventing magnesium chloride discharge pipe from being blocked comprises an extension pipe (21) arranged at the tail end of a magnesium chloride discharge pipe (2), and is characterized in that: install pneumatic relief valve (3) on extension pipe (21), first restriction orifice plate (4) are installed to the rear end of pneumatic relief valve (3), the trailing end of extension pipe (21) is connected with second restriction orifice plate (6), the trailing end of second restriction orifice plate (6) is connected with pneumatic argon filling valve (7), the trailing end of pneumatic argon filling valve (7) is connected with relief pressure valve (8), the trailing end of relief pressure valve (8) is connected with manual valve (9).
2. The constant pressure control mechanism for preventing clogging of a magnesium chloride discharge pipe as recited in claim 1, wherein: the bottom end of the magnesium chloride discharge pipe (2) is connected with a reactor (1).
3. The constant pressure control mechanism for preventing clogging of a magnesium chloride discharge pipe as recited in claim 1, wherein: a manual pressure release valve (41) is further arranged at the top end of the extension pipe (21) close to the first flow limiting orifice plate (4).
4. The constant pressure control mechanism for preventing clogging of a magnesium chloride discharge pipe as recited in claim 1, wherein: the extension pipe (21) is provided with a pressure gauge (5).
5. The constant pressure control mechanism for preventing clogging of a magnesium chloride discharge pipe as recited in claim 1, wherein: the extension pipe (21) is further connected with a branch pipe (23), a branch pipe valve (231) is arranged on the branch pipe (23), one end of the branch pipe (23) is located at the front end of the second flow limiting pore plate (6), and the other end of the branch pipe (23) is located at the tail end of the manual valve (9).
6. The constant pressure control mechanism for preventing clogging of a magnesium chloride discharge pipe as recited in claim 5, wherein: the tail end of the branch pipe (23) is connected with a tail pipe (24), and a tail pipe valve (241) is arranged on the tail pipe (24).
7. The constant pressure control mechanism for preventing clogging of a magnesium chloride discharge pipe as recited in claim 1, wherein: the tail end of the extension pipe (21) is provided with a main valve (22) close to the branch pipe (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321188552.0U CN219828556U (en) | 2023-05-17 | 2023-05-17 | Constant pressure control mechanism for preventing magnesium chloride discharge pipe from being blocked |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321188552.0U CN219828556U (en) | 2023-05-17 | 2023-05-17 | Constant pressure control mechanism for preventing magnesium chloride discharge pipe from being blocked |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219828556U true CN219828556U (en) | 2023-10-13 |
Family
ID=88276393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321188552.0U Active CN219828556U (en) | 2023-05-17 | 2023-05-17 | Constant pressure control mechanism for preventing magnesium chloride discharge pipe from being blocked |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219828556U (en) |
-
2023
- 2023-05-17 CN CN202321188552.0U patent/CN219828556U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |