CN220878544U - Mixing tank for producing electronic grade sulfuric acid - Google Patents
Mixing tank for producing electronic grade sulfuric acid Download PDFInfo
- Publication number
- CN220878544U CN220878544U CN202322762191.2U CN202322762191U CN220878544U CN 220878544 U CN220878544 U CN 220878544U CN 202322762191 U CN202322762191 U CN 202322762191U CN 220878544 U CN220878544 U CN 220878544U
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- Prior art keywords
- mixing tank
- mixing
- sulfuric acid
- tank body
- fixed
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- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 title claims abstract description 56
- 238000004519 manufacturing process Methods 0.000 claims abstract description 13
- 239000002912 waste gas Substances 0.000 claims abstract description 5
- 238000003756 stirring Methods 0.000 abstract description 11
- 238000000034 method Methods 0.000 description 7
- 239000002994 raw material Substances 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 235000012431 wafers Nutrition 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000001259 photo etching Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The utility model relates to the technical field of electronic grade sulfuric acid production, and discloses a mixing tank for electronic grade sulfuric acid production, which comprises a mixing tank body, air suction devices positioned on two sides of the back surface of the mixing tank body and used for adsorbing waste gas, and further comprises: the mounting frames are bolted above the front side and the rear side of the mixing tank body, and an index structure is arranged on the surface of each mounting frame; the utility model has the switching function, so that the position of the stirring and mixing component can be directly switched when the stirring and mixing component on the surface of the mixing tank is disassembled and replaced, and the production work of the electronic grade sulfuric acid can be synchronously carried out when a worker can disassemble and replace the mixing component, thereby effectively improving the working efficiency.
Description
Technical Field
The utility model relates to the technical field of electronic grade sulfuric acid production, in particular to a mixing tank for electronic grade sulfuric acid production.
Background
The electronic grade sulfuric acid is also called ultra-pure sulfuric acid, belongs to ultra-clean high-purity reagent, is wet electronic chemistry with the largest industrial dosage, is mainly used for cleaning, photoetching and corroding silicon wafers, corroding printed circuit boards and cleaning, can effectively remove impurity particles, inorganic residues and carbon sediments on the wafers, and currently, workers need to use a mixing tank to carry out mixing reaction on raw materials of the electronic grade sulfuric acid in the process of producing the electronic grade sulfuric acid.
After searching, the patent name is disclosed as a groove-shaped mixer for producing tablets, and the patent application number is as follows: CN201922065860.4, its inside is provided with a plurality of stirring leaves that are used for mixing, but at the in-process to electronic grade sulfuric acid production, each part on stirring leaf surface is easily corroded, in order to avoid stirring part to take place to drop, the staff need dismantle the change to stirring leaf surface's part after using a period, the device need close whole device in the in-process that carries out part change, the production efficiency to electronic grade sulfuric acid has been reduced, and stirring leaf surface part on the device is when taking place the condition that drops in addition, the staff is inconvenient to take out the part that drops, bring inconvenience for subsequent production work.
Disclosure of utility model
The utility model aims to provide a mixing tank for producing electronic grade sulfuric acid, which can directly switch the positions of stirring and mixing components when the stirring and mixing components on the surface of the mixing tank are disassembled and replaced, so that the production of the electronic grade sulfuric acid can be synchronously carried out, and the problems in the background art are solved.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an electronic grade sulfuric acid production is with mixing tank, includes mixing tank body and is located mixing tank body back both sides and be used for carrying out absorbing equipment that induced drafts to waste gas, still includes:
The rotary electric machine comprises a mixing tank body, a mounting frame, a rotary electric machine and a mixing rod, wherein the mounting frame is bolted above the front side and the rear side of the mixing tank body, an indexing structure is arranged on the surface of the mounting frame, a mounting table is arranged below the surface of one side of the mounting frame, the upper side and the lower side of the mounting table are both fixedly provided with the rotary electric machine, and one end of an output shaft of the rotary electric machine is fixedly provided with the mixing rod with a plurality of mixing blades;
The filter screen of sliding connection in mixing tank body inner wall below, the left and right sides of mixing tank body all is fixed with the installation box, and the inside of installation box is provided with the lifting structure that is used for filter screen height control.
Preferably, the indexing structure comprises an electric push rod fixed on one side surface of the mounting frame, a lifting block bolted on the bottom end of an output shaft of the electric push rod, a connecting shaft fixed on one side surface of the lifting block close to the mounting frame, a guide groove formed above the surface of the mounting frame, rack plates fixed on the opposite side surface of the mounting frame and gears fixed on the front side and the rear side of the mounting frame, the gears are meshed with the rack plates, and the connecting shaft penetrates through the guide groove and is in rotary connection with the surfaces of the gears.
Preferably, the width of the inner wall of the guide groove is the same as the diameter of the connecting shaft, and the connecting shaft is in sliding connection with the inner wall of the guide groove.
Preferably, the length of the mixing rod at the position below the mounting table is smaller than that of the mixing rod at the position above the mounting table.
Preferably, the lifting structure comprises a driving motor fixed at the bottom of the inner wall of the mounting box, a threaded rod fixed at the top end of an output shaft of the driving motor, a lifting sleeve arranged above the mounting box in a penetrating manner and a connecting frame fixed at the top of the lifting sleeve, wherein the lifting sleeve is in sliding connection with the mounting box, the top end of the threaded rod extends to the inside of the lifting sleeve and is in threaded connection with the inner wall of the lifting sleeve, and the lower part of the connecting frame extends to the inside of the mixing tank body and is fixedly connected with the top of the filter screen.
Preferably, limiting plates are fixed on two sides of the surface of the lifting sleeve, limiting grooves are formed in the left side and the right side of the inner wall of the mounting box, and one side of each limiting plate extends to the inside of each limiting groove and is in sliding connection with the inner wall of each limiting groove.
Compared with the prior art, the utility model has the following beneficial effects:
The utility model has the switching function, so that the position of the stirring and mixing component can be directly switched when the stirring and mixing component on the surface of the mixing tank is disassembled and replaced, and the production work of the electronic grade sulfuric acid can be synchronously carried out when a worker can disassemble and replace the mixing component, thereby effectively improving the working efficiency.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic perspective view of a mounting table according to the present utility model;
FIG. 3 is a perspective view of an alternative view of the mounting table of the present utility model;
FIG. 4 is a schematic perspective view of a partial structure of the present utility model;
FIG. 5 is a schematic perspective view of a filter screen according to the present utility model;
fig. 6 is an enlarged view of a portion of fig. 5 a in accordance with the present utility model.
In the figure: 1. a mixing tank body; 2. an air suction device; 3. a mounting frame; 4. an index structure; 41. an electric push rod; 42. a lifting block; 43. a connecting shaft; 44. a guide groove; 45. rack plate; 46. a gear; 5. a mounting table; 6. a rotating electric machine; 7. a mixing rod; 8. a filter screen; 9. a mounting box; 10. a lifting structure; 101. a driving motor; 102. a threaded rod; 103. lifting the sleeve; 104. a connecting frame; 11. a limiting plate; 12. and a limit groove.
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.
Referring to fig. 1-6, a mixing tank for producing electronic grade sulfuric acid comprises a mixing tank body 1, a blow-off pipe is communicated with the front side of the mixing tank body 1, air suction devices 2 for sucking waste gas generated during mixing are installed on two sides of the back side of the mixing tank body 1, a mounting frame 3 is bolted to the upper side of the front side and the rear side of the mixing tank body 1, an indexing structure 4 is arranged on the surface of the mounting frame 3, a mounting table 5 is arranged below the surface of one side of the mounting frame 3, rotating motors 6 are fixed on the upper side and the lower side of the mounting table 5, a mixing rod 7 is fixed at one end of an output shaft of the rotating motor 6, mixing blades are installed on the surface of the mixing rod 7, a filter screen 8 is connected to the lower side of the inner wall of the mixing tank body 1 in a sliding mode, the filter screen 8 is integrally made of anti-corrosion materials, mounting boxes 9 are fixed on the left side and the right side of the mixing tank body 1, and lifting structures 10 are arranged inside the mounting boxes 9.
The indexing structure 4 comprises an electric push rod 41, a lifting block 42, a connecting shaft 43, a guide groove 44, a rack plate 45 and a gear 46, wherein the electric push rod 41 is fixed on the surface of one side of the mounting frame 3, the lifting block 42 is bolted to the bottom end of an output shaft of the electric push rod 41, the connecting shaft 43 is fixed on the surface of one side of the lifting block 42, which is close to the mounting frame 3, the guide groove 44 is arranged above the surface of the mounting frame 3, the rack plate 45 is fixed on the surface of one side of the mounting frame 3, the gear 46 is fixed on the front side and the rear side of the mounting table 5, the gear 46 is meshed with the rack plate 45, the connecting shaft 43 penetrates through the guide groove 44 and is in rotary connection with the surface of the gear 46, the width of the inner wall of the guide groove 44 is the same as the diameter of the connecting shaft 43, and the connecting shaft 43 is in sliding connection with the inner wall of the guide groove 44, when a worker needs to detach and replace blades on the surface of the mixing rod 7, the worker can open the electric push rod 41 on the front side and the rear side, the lower lifting block 42 is driven by the output shaft of the electric push rod 41 to rise, the connecting shaft 43 slides along with the inner side of the guide groove 44 on the side of the mounting table 5, the gear 46 is fixed on the front and rear side of the mounting table 5, the guide groove 46 is fixed on the surface of the side, the front and rear side of the mounting table 5, the inner side of the guide shaft 46 is rotated, and the guide plate 46 is rotated, and the inner side of the guide plate 4 is correspondingly, and the inner side of the guide shaft 4 is rotated.
The length of the mixing rod 7 at the lower position of the mounting table 5 is smaller than that of the mixing rod 7 at the upper position of the mounting table 5, when the mounting table 5 is overturned, the height of the mounting table 5 is raised, so that the mixing treatment of electronic grade sulfuric acid cannot be effectively carried out on the blades on the surface of the mixing rod 7, the length of the mixing rod 7 at the upper position of the mounting table 5 is further increased, and the longer mixing rod 7 can also continue to carry out the mixing treatment after position switching.
The lifting structure 10 comprises a driving motor 101, a threaded rod 102, a lifting sleeve 103 and a connecting frame 104, the driving motor 101 is fixed at the bottom of the inner wall of the mounting box 9, the threaded rod 102 is fixed at the top end of an output shaft of the driving motor 101, the lifting sleeve 103 penetrates through the upper portion of the mounting box 9, the lifting sleeve 103 is in sliding connection with the mounting box 9, the top end of the threaded rod 102 extends to the inside of the lifting sleeve 103 and is in threaded connection with the inner wall of the lifting sleeve 103, the connecting frame 104 is fixed at the top of the lifting sleeve 103, the lower portion of the connecting frame 104 extends to the inside of the mixing tank body 1 and is fixedly connected with the top of the filter screen 8, limiting plates 11 are fixed on two sides of the surface of the lifting sleeve 103, limiting grooves 12 are formed in the left side and right sides of the inner wall of the mounting box 9, one side of the limiting plates 11 extends to the inside of the limiting grooves 12 and is in sliding connection with the inner wall of the limiting grooves 12, when a mixing part falls into the mixing tank body 1, an electric push rod 41 is firstly opened by a worker, the mounting table 5 is controlled to be overturned by ten degrees, the mixing rod 7 on two sides is enabled to be horizontal, the whole, then, the two sides of the mixing rod 103 is connected with the motor 103 is extended to the inside the mixing tank body, the two sides are enabled to move the two sides of the motor 103, and the driving part 101 is driven by the driving the filter screen 101 to rotate, and the limiting plates 101 and the upper side of the filtering rod is driven by the upper side and the limiting plates and the filtering plate 8 is driven by the worker and the driving the upper side and is driven.
Working principle: when workers mix in the production process of the electronic grade sulfuric acid, the workers firstly pour the electronic grade sulfuric acid raw material into the mixing tank body 1, then the workers can open the rotating motor 6 below the mounting table 5, so that the rotating motor 6 drives the mixing rod 7 to rotate, mixing blades on the surface of the mixing rod 7 start to fully mix the raw material in the mixing tank body 1, in the mixing process, the workers absorb the air suction equipment 2 on the back of the mixing tank body 1 and further absorb waste gas, after a period of use, if the workers need to detach and replace the mixing blades on the surface of the mixing rod 7 below, the workers can open the electric push rod 41, further the output shaft of the electric push rod 41 is contracted, the mounting table 5 is overturned in the ascending process, the positions of the mixing rods 7 on the upper side and the lower side of the mounting table 5 are exchanged, the original lower mixing rod 7 is positioned at a high position, a worker turns on the rotary motor 6 after the position is exchanged, so that the unused mixing rod 7 rotates to continuously mix the raw materials in the lower mixing tank body 1, the worker can detach and replace the mixing blades on the surface of the upper mixing rod 7 in the mixing process, if the mixing blades on the surface of the mixing rod 7 fall into the mixing tank body 1 in the using process of the mixing rod 7, the worker can firstly adjust the position of the mounting table 5 to enable the mounting table 5 to rotate ninety degrees, the position of the mixing rod 7 is kept horizontal, then the worker turns on the driving motors 101 at two sides, the connecting frames 104 at two sides simultaneously ascend to further pull the filter screen 8 in the mixing tank body 1 to integrally move upwards, the filter screen 8 lifts the mixing components falling into the mixing tank body 1 to ascend, then the staff can take off the part on filter screen 8 surface, and then the staff control filter screen 8 falls into mixing tank body 1 depths again and just can continue the mixed work of follow-up electron level sulfuric acid raw materials.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a mixing tank is used in production of electron level sulfuric acid, includes mixing tank body (1) and is located mixing tank body (1) back both sides and be used for carrying out absorbing equipment (2) that induced drafts to waste gas, its characterized in that still includes:
The device comprises a mounting frame (3) which is bolted above the front side and the rear side of a mixing tank body (1), wherein an index structure (4) is arranged on the surface of the mounting frame (3), a mounting table (5) is arranged below the surface of one side of the mounting frame (3) in the opposite direction, rotating motors (6) are fixed on the upper side and the lower side of the mounting table (5), and a mixing rod (7) with a plurality of mixing blades is fixedly arranged at one end of an output shaft of the rotating motor (6);
The filter screen (8) of sliding connection in mixing tank body (1) inner wall below, the left and right sides of mixing tank body (1) all is fixed with mounting box (9), and the inside of mounting box (9) is provided with lifting structure (10) that are used for the control of filter screen (8) height.
2. The mixing tank for producing electronic grade sulfuric acid according to claim 1, wherein: the indexing structure (4) comprises an electric push rod (41) fixed on one side surface of the mounting frame (3), a lifting block (42) bolted to the bottom end of an output shaft of the electric push rod (41), a connecting shaft (43) fixed on one side surface of the lifting block (42) close to the mounting frame (3), a guide groove (44) formed in the upper portion of the surface of the mounting frame (3), a rack plate (45) fixed on the opposite side surface of the mounting frame (3) and gears (46) fixed on the front side and the rear side of the mounting table (5), the gears (46) are meshed with the rack plate (45), and the connecting shaft (43) penetrates through the guide groove (44) and is connected with the surface of the gears (46) in a rotating mode.
3. The mixing tank for producing electronic grade sulfuric acid according to claim 2, characterized in that: the width of the inner wall of the guide groove (44) is the same as the diameter of the connecting shaft (43), and the connecting shaft (43) is in sliding connection with the inner wall of the guide groove (44).
4. The mixing tank for producing electronic grade sulfuric acid according to claim 1, wherein: the length of the mixing rod (7) at the lower position of the mounting table (5) is smaller than that of the mixing rod (7) at the upper position of the mounting table (5).
5. The mixing tank for producing electronic grade sulfuric acid according to claim 1, wherein: lifting structure (10) are including fixing driving motor (101) in mounting box (9) inner wall bottom, fix threaded rod (102) on driving motor (101) output shaft top, run through lift sleeve (103) that set up in mounting box (9) top and fix link (104) at lift sleeve (103) top, sliding connection between lift sleeve (103) and mounting box (9), and the top of threaded rod (102) extend to the inside of lift sleeve (103) and with the inner wall threaded connection of lift sleeve (103), the below of link (104) extends to the inside of mixing tank body (1) and with the top fixed connection of filter screen (8).
6. The mixing tank for producing electronic grade sulfuric acid according to claim 5, wherein: limiting plates (11) are fixed on two sides of the surface of the lifting sleeve (103), limiting grooves (12) are formed in the left side and the right side of the inner wall of the mounting box (9), and one side of the limiting plates (11) extends to the inside of the limiting grooves (12) and is in sliding connection with the inner wall of the limiting grooves (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322762191.2U CN220878544U (en) | 2023-10-16 | 2023-10-16 | Mixing tank for producing electronic grade sulfuric acid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322762191.2U CN220878544U (en) | 2023-10-16 | 2023-10-16 | Mixing tank for producing electronic grade sulfuric acid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220878544U true CN220878544U (en) | 2024-05-03 |
Family
ID=90875626
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322762191.2U Active CN220878544U (en) | 2023-10-16 | 2023-10-16 | Mixing tank for producing electronic grade sulfuric acid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220878544U (en) |
-
2023
- 2023-10-16 CN CN202322762191.2U patent/CN220878544U/en active Active
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