CN118025682A - Inert gas protection safety storage tank - Google Patents
Inert gas protection safety storage tank Download PDFInfo
- Publication number
- CN118025682A CN118025682A CN202311814502.3A CN202311814502A CN118025682A CN 118025682 A CN118025682 A CN 118025682A CN 202311814502 A CN202311814502 A CN 202311814502A CN 118025682 A CN118025682 A CN 118025682A
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- Prior art keywords
- inert gas
- tank body
- storage tank
- quick
- tank
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000003860 storage Methods 0.000 title claims abstract description 37
- 239000011261 inert gas Substances 0.000 title claims abstract description 23
- 239000000463 material Substances 0.000 claims abstract description 49
- 239000000843 powder Substances 0.000 claims abstract description 37
- 238000007789 sealing Methods 0.000 claims description 19
- 230000000007 visual effect Effects 0.000 claims description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 4
- 239000001301 oxygen Substances 0.000 abstract description 4
- 229910052760 oxygen Inorganic materials 0.000 abstract description 4
- 239000002184 metal Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 238000002360 preparation method Methods 0.000 description 6
- 238000004880 explosion Methods 0.000 description 5
- 238000002485 combustion reaction Methods 0.000 description 4
- 238000007599 discharging Methods 0.000 description 4
- 239000010419 fine particle Substances 0.000 description 4
- 230000003749 cleanliness Effects 0.000 description 3
- 238000012790 confirmation Methods 0.000 description 3
- 238000011065 in-situ storage Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000009423 ventilation Methods 0.000 description 3
- 238000005303 weighing Methods 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 238000010146 3D printing Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920001973 fluoroelastomer Polymers 0.000 description 1
- 238000001513 hot isostatic pressing Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000011232 storage material Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 238000007751 thermal spraying Methods 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
Landscapes
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention relates to the technical field of powder transferring and storing equipment, and particularly discloses an inert gas protection safe storage tank, which comprises: the material tank body is used for storing powder, and is connected with a pneumatic pressure-maintaining quick connector; the quick-mounting vacuum valve is connected to the feeding end of the charging bucket body; and the device connecting part is connected to the fast-assembly vacuum valve. The storage tank can quickly clean air in the tank by vacuumizing and replacing with inert gas, and is used for powder storage and transportation with requirements on oxygen content and other quality.
Description
Technical Field
The invention relates to the technical field of powder transferring and storing equipment, in particular to an inert gas protection safe storage tank.
Background
The metal powder material with the fine particle size has wide application in the fields of hot isostatic pressing, injection molding, 3D printing, thermal spraying and the like, and aiming at different current molding processes, the metal powder material has great importance in preparation in various fields such as aerospace important parts, medical instruments, industrial molds of automobiles and the like, from the aspects of technological or economic development.
The powder storage and transportation tool is needed in the preparation process, inert gas is needed for protecting the air tightness of the storage and transportation tool, the charging bucket is a current general storage and transportation mode, in the production process, the charging bucket is needed to be in butt joint with the upper and lower feed ports of the powder preparation device to prevent leakage, air environment cleaning is needed to be conducted on the inner bin of the charging bucket to prevent pollution of powder, the charging quantity of the charging bucket can not be determined even if the charging bucket is charged in the process of charging and discharging operation, the charging type can not be determined by manual carrying and weighing, the charging bucket can not be empty in a long time when the charging bucket is stored at ordinary times, the charging bucket and the manual carrying and weighing are needed to be disassembled for confirmation, the labor intensity is high, and if flammable and explosive powder is stored, the powder combustion and explosion danger exists in the operation process.
The conventional material tank is screw thread feed end, adopts the material tank to empty when the production in-process material loading, and the discharge end at the machine is directly put to the unloading time, can't dock, has the material leakage condition to take place, and light then causes the wasting of resources, and heavy then the explosion risk that burns, and the conventional material tank adopts screw thread seal, need manual screw thread lid, and sealed effect is very bad. The powder with the requirements on oxygen content and other quality needs to be subjected to inert protection, at the moment, the charging bucket needs to be subjected to vacuumizing replacement treatment, the conventional integrated sealing charging bucket cannot be used for replacing bin air in the charging bucket independently, the internal environment of the charging bucket and the charging quantity of the charging bucket cannot be determined rapidly by the conventional charging bucket, and the types of materials are stored.
Disclosure of Invention
The invention aims to provide an inert gas protection safe storage tank, which can quickly clean air in the tank by vacuumizing and replacing with inert gas, and is used for storing and transferring powder with improved oxygen content and other quality requirements.
The aim of the invention can be achieved by the following technical scheme:
an inert gas protected secure storage tank comprising:
the material tank body is used for storing powder, and is connected with a pneumatic pressure-maintaining quick connector;
the quick-mounting vacuum valve is connected to the feeding end of the charging bucket body;
And the device connecting part is connected to the fast-assembly vacuum valve.
In a further scheme, the lower half tank body of the charging bucket body is cylindrical, the upper half tank body is in a round table shape, and the top of the round table is the feeding end of the charging bucket body.
In a further scheme, the pneumatic pressure maintaining quick connector comprises a pneumatic quick connector and a needle valve, wherein the pneumatic quick connector is communicated with one end of the needle valve, and the other end of the needle valve is communicated with the charging bucket body.
In a further scheme, a vacuum pressure gauge is connected to the charging bucket body.
In a further scheme, the number of the pneumatic quick connector and the needle valve is at least two, one group is used for air inlet, and the other group is used for air outlet.
In a further scheme, a visual observation window is arranged on the charging bucket body.
In a further scheme, the feed end of material jar body is fast-assembling chuck structure, through sealing washer and clamp and fast-assembling vacuum valve lower part fastening connection.
In a further scheme, the device connection part is of a fast-assembling chuck structure and is fixedly connected with the upper part of the fast-assembling vacuum valve through a sealing ring and a clamp.
In a further scheme, handles are arranged on two sides of the charging bucket body.
In a further scheme, the safety storage tank is connected with a sealing element during installation, and the sealing element is used for keeping sealing in the tank body in the storage, transportation and inflation processes.
The invention has the beneficial effects that:
according to the invention, the quick material receiving is completed through the device connection part, and the quick closing is realized through the quick-assembly vacuum valve, so that the sealing environment in the charging bucket body is realized, and the next vacuumizing or ventilation is convenient.
According to the invention, whether the empty material tank is qualified or not can be rapidly checked through the observation window and the pressure gauge of the material tank, powder combustion explosion risks caused by disassembling the material tank for confirming the material tank with uncertain material loading types or whether the material tank is charged or not can be completely eradicated, and rapid replacement treatment can be performed in situ through pneumatic pressure-maintaining rapid connection, so that the high cleanliness of the bin in the material tank is ensured, and the high quality of stored powder is ensured; the powder preparation device can be quickly connected through the quick-mounting interface of the quick-mounting vacuum valve of the charging bucket, and the tightness of the charging bucket can be more effectively ensured by the quick-mounting vacuum valve; the pressure value can be confirmed at any time through the vacuum pressure gauge so as to supplement pressure in time and ensure the quality of the stored materials.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions of the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a connection of an inert gas protected safe storage tank according to an embodiment of the present invention;
FIG. 2 is a schematic front view of a can body according to an embodiment of the present invention;
FIG. 3 is a schematic axial view of a can body according to an embodiment of the present invention;
In the figure: 1. a charging bucket body; 2. a quick-mounting vacuum valve; 3. a device engagement portion; 4. pneumatic quick connector; 5. a needle valve; 6. a vacuum pressure gauge; 7. a clamp; 8. a handle; 9. and an observation window.
Detailed Description
The following description of the embodiments of the present invention 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 invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1, an inert gas-shielded safety storage tank includes: the powder storage tank comprises a tank body 1, wherein the tank body 1 is used for storing powder, and the tank body 1 is connected with a pneumatic pressure-maintaining quick connector; the quick-mounting vacuum valve 2 is connected to the feeding end of the charging bucket body 1; and the device connecting part 3 is connected to the quick-assembly vacuum valve 2.
The working principle or the implementation mode of the metal powder discharging device is that the discharging end of the whole storage tank can be quickly connected with the metal powder discharging device through the device connecting part 3, after the tank body 1 is filled, the quick vacuum valve is closed, and then the metal powder in the tank body 1 can be subjected to ventilation or vacuumizing operation so as to be convenient for storage and quality guarantee.
It should be appreciated by those skilled in the art that the quick-mounting vacuum valve 2 may be a vacuum butterfly valve for accelerating the mounting of the flange, or may be another type of vacuum valve for mounting the flange. The ventilation or vacuum pumping process can be realized by pressing by a vacuum pump.
According to the above working principle, some preferred embodiments or implementation structures are provided, the lower half tank body of the material tank body 1 is cylindrical, the upper half tank body is in a shape of a circular truncated cone, and the top of the circular truncated cone is the feeding end of the material tank body 1. The charging bucket body 1 can be integrally arranged, so that the charging bucket body 1 is convenient to manufacture and carry. It should be appreciated by those skilled in the art that other shapes of the can body 1 are within the scope of the present disclosure.
In some embodiments, the inside of the device engagement portion 3 may be formed in a tapered hopper shape, and the upper end of the hopper is provided with a flare, so that fine particle size metal powder is collected inside the material tank body 1.
In some embodiments, the pneumatic pressure-maintaining quick connector comprises a pneumatic quick connector 4 and a needle valve 5, wherein the pneumatic quick connector 4 is communicated with one end of the needle valve 5, and the other end of the needle valve 5 is communicated with the charging bucket body 1. The needle valve 5 is used as a pneumatic one-way valve, so that the gas in the tank body can be prevented from leaking, and the inert gas with certain pressure and high purity can be injected into the tank body 1. The person skilled in the art should be able to think that the conventional pneumatic threaded joint is connected with a needle valve or another kind of one-way valve, and can also realize inflation and deflation operation, and can also install structures such as a safety valve, a bleeder valve or an overflow valve according to pressure maintaining requirements, wherein a switch valve capable of being used for a vacuum structure can also be directly communicated with the charging bucket body 1, the pneumatic quick connector 4 is continuously connected with the switch valve, then the pneumatic quick connector 4 is connected with the charging device provided with the needle valve 5 and the pneumatic quick connector 4 in a butt joint manner with the charging device provided with the charging bucket body 1, inert gas is filled into the needle valve 5, after the pressure value in the charging bucket body 1 reaches a proper pressure, the switch valve is closed for pressure maintaining, then the needle valve 5 and the pneumatic quick connector 4 are disconnected, so that the use amount of the needle valve 5 can be saved, the vacuum sealing performance is enhanced, a connection mode is further provided, and the cost is reduced.
In some embodiments, as shown in fig. 2, a vacuum pressure gauge 6 is connected to the tank body 1. The vacuum pressure gauge 6 can be connected with the charging bucket body 1 through a connecting flange and a sealing element, and can also be directly connected with a threaded interface on the charging bucket body 1 through threads in a threaded sealing way. The purpose is, in long-term storage, the vacuum manometer 6 can observe the pressure value of material jar at any time in order to in time supply pressure and make its interior storehouse be in inert environment so that guarantee the high quality of storage material always.
In some embodiments, the pneumatic quick connector 4 and the needle valve 5 are two in number, one for air intake and the other for air exhaust. Those skilled in the art should be able to think that the number of the pneumatic quick connector 4 and the needle valve 5 can be multiple, one part is used for air intake, the other part is used for air exhaust, the pneumatic quick connector 4 and the needle valve 5 can also be integrally manufactured, and are in sealing connection with the material tank body 1 through threads, and can also be in sealing connection with the material tank body 1 through flanges and sealing elements, and the pneumatic quick connector 4 is connected with an inflation tube to perform quick replacement air treatment on the inner bin of the material tank body 1, so that the material tank is in an inert environment to ensure high cleanliness of the material tank. Those skilled in the art should be able to think of the present invention at the air outlet position of the material tank body 1, and also can be connected with the material tank body 1 through the pneumatic quick connector 4 and the switch valve, instead of the above-mentioned structure of a group of pneumatic quick connector 4 and the needle valve 5 for exhausting, and also can be to install a safety protection structure, such as a filter screen structure, at the air outlet end of the material tank body 1, to prevent the excessive pressure and the powder from blowing out.
In some embodiments, a visual observation window 9 is provided on the tank body 1. It should be appreciated by those skilled in the art that some other connecting elements connected with the tank body 1, such as the quick-mounting vacuum valve 2, the device connecting portion 3, etc., may be made transparent instead of the structure of the visual observation window 9, so as to realize the visual observation of the internal condition of the tank body 1, and the tank body 1 may be made of a transparent material meeting the above allowable conditions under the allowable conditions of the structural strength and corrosion resistance of the material. However, the conventional charging bucket belongs to a cylinder or square complete integrated thread sealing mode, the internal environment of the charging bucket and the charging quantity of the charging bucket cannot be quickly determined, and the types of the stored materials can be confirmed through a visual window, so that the charging bucket does not need to be opened for confirmation, and the confirmation working hours are greatly reduced.
In some embodiments, as shown in fig. 2 and fig. 3, the feeding end of the charging bucket body 1 is a quick-assembling chuck structure, and the quick-assembling chuck structure may be a structure of a pipe body combined with a disc body, such as a flange plate, and the pipe body is used for being connected with the feeding end, or may be used as a part of the feeding end, and the two flange plates are fastened and connected with the lower part of the quick-assembling vacuum valve 2 through a sealing ring and a clamping hoop 7. Thus, the quick installation and replacement of the quick vacuum valve 2 can be completed, the device connecting part 3 is of a quick-mounting chuck structure, and is fixedly connected with the upper part of the quick-mounting vacuum valve 2 through a sealing ring and a clamp 7. The fast-assembling clamping disc type interface of the charging bucket can be fast positioned and butted with a powder preparation device and then fastened through the clamp 7, and the vacuum butterfly valve can be fast closed after the material is taken out. It should be appreciated by those skilled in the art that the detachable structure between the tank body 1 and the quick-mounting vacuum valve 2 and the detachable structure between the quick-mounting vacuum valve and the device engagement portion 3 may be entirely formed using flange and bolt or pin structures instead of the above-described quick-mounting chuck structure, and although the assembly and disassembly efficiency may be somewhat poor, the functions of the quick-mounting vacuum valve 2, the device engagement portion 3 and the tank body 1 may not be affected at all, so the above-described structure should be covered within the scope of the present disclosure.
In some embodiments, handles 8 are provided on both sides of the can body 1. Those skilled in the art should be able to think that the handle can be directly prefabricated and be close to the 1 mouthful positions of material jar body, and when jar body is big enough, also can set up the position at the material jar body 1 middle part, use as lifting by crane the structure, the storage bucket of being convenient for wholly transshipment like this.
In some embodiments, the observation window 9 may be a sealed and embedded on the tank body 1, preferably a vacuum observation window, and the observation window may be detachable or non-detachable according to the sealing mode of glass and flange, wherein the detachable vacuum observation window is usually sealed by glass and flange fluororubber O-rings, and can withstand the baking temperature of 150 ℃ at most, and the flange type is usually of an I SO-F type and is mainly used in the field of high vacuum or rough vacuum.
In some embodiments, the vacuum pressure gauge 6 may be externally connected to the tank body 1 through a joint or a flange.
It will be appreciated by those skilled in the art that the secure storage bucket is attached with a seal by which the internal seal of the bucket is maintained during storage, transport and inflation. It will be appreciated by those skilled in the art that the above-described seals may employ conventional pipe connection seals or strips.
When the quick-mounting chuck type connecting device is particularly used, the quick-mounting chuck type connecting device can be quickly positioned and butted with the connecting part 3 of the powder preparation device, then the quick-mounting chuck type connecting device is fastened through the clamp 7, after the materials are taken out, a quick-mounting vacuum butterfly valve can be quickly closed, the in-situ quick-mounting chuck type connecting device can be used for quickly replacing the bin in the charging bucket through pneumatic pressure maintaining, so that the high cleanliness of the charging bucket can be ensured by placing the quick-mounting chuck type connecting device in an inert environment, whether an empty charging bucket is qualified or not can be quickly checked through the observation window 9 and the vacuum pressure gauge 6 on the charging bucket body 1, the powder combustion explosion risk caused by disassembling the charging bucket can be avoided for the charging bucket body 1 with uncertain charging types or not, the quick-mounting chuck type connecting device can be used for quickly replacing the bin gas in the charging bucket body 1 in situ through pneumatic pressure maintaining, and therefore, the high quality of stored powder can be ensured, and in addition, the tightness of the charging bucket can be effectively ensured by the quick-mounting vacuum butterfly valve, the vacuum pressure gauge 6 and the vacuum observation window; the pressure value can be confirmed at any time through the vacuum pressure gauge, the pressure can be conveniently and timely supplemented, and the quality of the stored materials is timely ensured.
The safety storage tank can be used for storing fine particle size metal powder materials with requirements on quality such as oxygen content for a long time, the air tightness of the inert gas protection is good when the fine particle size metal powder materials are stored and transported, the air environment is clean to the bin in the tank to prevent powder pollution, the charging amount of the tank can be directly confirmed even whether the charging is carried out or not through observing the charging amount of the tank, the manual carrying and weighing are not needed to confirm when the operation is carried out, and when the quick-mounting vacuum valve 2 is closed in normal times, the charging type can be confirmed at any time through the observation window 9, the labor intensity is low, and if the inflammable and explosive powder is stored, the powder can be effectively prevented from contacting air in the operation process, and the danger of powder combustion and explosion occurs.
The safe storage tank can also be used for temporarily and rapidly transferring coarse-grain-size powder materials, and the tank body 1 can be made of corrosion-resistant materials, such as stainless steel materials.
In the present application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like refer to the directions or positional relationships based on the directions or positional relationships shown in the drawings.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims.
Claims (10)
1. An inert gas protected secure storage tank comprising:
The powder storage device comprises a material tank body (1), wherein the material tank body (1) is used for storing powder, and the material tank body (1) is connected with a pneumatic pressure-maintaining quick connector;
The quick-mounting vacuum valve (2), the quick-mounting vacuum valve (2) is connected to the feeding end of the charging bucket body (1);
the device connecting part (3), the device connecting part (3) is connected on the fast-assembling vacuum valve (2).
2. The inert gas protection safe storage tank according to claim 1, wherein the lower half tank body of the tank body (1) is cylindrical, the upper half tank body is in a shape of a circular table, and the top of the circular table is a feeding end of the tank body (1).
3. The inert gas protection safe storage tank according to claim 1, wherein the pneumatic pressure maintaining quick connector comprises a pneumatic quick connector (4) and a needle valve (5), the pneumatic quick connector (4) is communicated with one end of the needle valve (5), and the other end of the needle valve (5) is communicated with the tank body (1).
4. An inert gas protection safety storage tank according to claim 3, characterized in that the tank body (1) is connected with a vacuum pressure gauge (6).
5. An inert gas protected safety storage tank according to claim 3, characterized in that said pneumatic quick connector (4) and needle valve (5) are in number of at least two groups, one for inlet and the other for outlet.
6. An inert gas protection safety storage tank according to claim 1, characterized in that the tank body (1) is provided with a visual observation window (9).
7. The inert gas protection safe storage bucket according to claim 1, wherein the feeding end of the bucket body (1) is of a fast-assembling chuck structure and is fixedly connected with the lower part of the fast-assembling vacuum valve (2) through a sealing ring and a clamp (7).
8. The inert gas protection safe storage bucket according to claim 1, wherein the device connecting part (3) is of a fast-assembling chuck structure and is fixedly connected with the upper part of the fast-assembling vacuum valve (2) through a sealing ring and a clamp (7).
9. An inert gas protected safety storage tank according to claim 1, characterized in that handles (8) are provided on both sides of the tank body (1).
10. An inert gas protected secure storage tank according to any of claims 1 to 9, wherein said secure storage tank is fitted with a seal member by which the internal seal of the tank is maintained during storage, transport and inflation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311814502.3A CN118025682A (en) | 2023-12-26 | 2023-12-26 | Inert gas protection safety storage tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311814502.3A CN118025682A (en) | 2023-12-26 | 2023-12-26 | Inert gas protection safety storage tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN118025682A true CN118025682A (en) | 2024-05-14 |
Family
ID=90982951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311814502.3A Pending CN118025682A (en) | 2023-12-26 | 2023-12-26 | Inert gas protection safety storage tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN118025682A (en) |
-
2023
- 2023-12-26 CN CN202311814502.3A patent/CN118025682A/en active Pending
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