CN215234119U - Plasma modified powder or nano-material reaction device - Google Patents
Plasma modified powder or nano-material reaction device Download PDFInfo
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- CN215234119U CN215234119U CN202121703480.XU CN202121703480U CN215234119U CN 215234119 U CN215234119 U CN 215234119U CN 202121703480 U CN202121703480 U CN 202121703480U CN 215234119 U CN215234119 U CN 215234119U
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Abstract
The utility model relates to a plasma modified powder or nano-material reaction device, which comprises a quartz tube, a quartz cotton core, an air inlet pipe, an air outlet pipe, a left hollow insulating rod, a right hollow insulating rod, a left insulating sheet, a right insulating sheet, a high-voltage electrode, a grounding electrode, a first sealing element and a second sealing element; the left insulating sheet is fixed at one end of the left hollow insulating rod, the left insulating sheet and the right insulating sheet are inserted into the quartz tube, and the left insulating sheet and the right insulating sheet are respectively provided with a through hole and a central through hole; the gas inlet pipe and the gas outlet pipe are respectively arranged on the quartz tube; the grounding electrode is inserted through the left hollow insulating rod and the right hollow insulating rod; the first sealing element is arranged between the two ends of the quartz tube and the left hollow insulating rod and between the two ends of the quartz tube and the right hollow insulating rod respectively; the second sealing element is arranged between the grounding electrode and the left hollow insulating rod and between the grounding electrode and the right hollow insulating rod respectively; the high-voltage electrode is wound on the quartz tube; thereby improving the stability of the plasma surface modification reaction device and reducing the complexity of the operation process.
Description
Technical Field
The utility model belongs to the technical field of plasma reaction equipment, concretely relates to modified powder of plasma or nano-material reaction unit.
Background
The existing traditional materials cannot well meet the requirements of people on material properties, research and innovation are made on related materials in all industries, the plasma modification is gradually and widely applied to the existing powder material modification method due to the advantages of low price, environmental protection and the like, the plasma surface modification method realizes surface modification on the powder material through means of defects, nanocrystallization, compounding and the like, but the existing plasma surface modification method has the problems of poor stability of the powder material surface defects (poor stability means that no deposition coating is deposited on part of powder), low yield, uneven sputtering and the like, so that the commercialization process is difficult to promote. In the prior art, the plasma surface modification reaction device has the problems of poor stability, complex operation process, uneven modification and the like in the use process.
SUMMERY OF THE UTILITY MODEL
In order to improve the stability of the plasma surface modification reaction device, reduce the complexity of the operation process and lead the modification to be uniform, the utility model provides a plasma modified powder or nano material reaction device; in order to achieve the above object, the utility model discloses a technical scheme specifically as follows:
a plasma modified powder or nano material reaction device comprises a quartz tube, a quartz cotton core, an air inlet pipe, an air outlet pipe, a left hollow insulating rod, a right hollow insulating rod, a left insulating sheet, a right insulating sheet, a high-voltage electrode, a grounding electrode, a first sealing element and a second sealing element; the left insulating sheet is fixed at one end of the left hollow insulating rod, the right insulating sheet is fixed at one end of the right hollow insulating rod, the left insulating sheet and the right insulating sheet are inserted into the quartz tube, the left insulating sheet, the right insulating sheet and the quartz tube are enclosed to form a cavity, the quartz cotton core is arranged in the cavity, and the left insulating sheet and the right insulating sheet are respectively provided with a through hole and a central through hole; the gas inlet pipe and the gas outlet pipe are respectively arranged on the quartz tube and are respectively positioned at two sides of the chamber; the grounding electrode is inserted through the left hollow insulating rod and the right hollow insulating rod, and two ends of the grounding electrode respectively protrude out of the left hollow insulating rod and the right hollow insulating rod; the first sealing element is arranged between the two ends of the quartz tube and the left hollow insulating rod and between the two ends of the quartz tube and the right hollow insulating rod respectively; the second sealing piece is arranged between the grounding electrode and the left hollow insulating rod and between the grounding electrode and the right hollow insulating rod respectively; the high-voltage electrode is wound on the quartz tube, and the position of the high-voltage electrode is matched with that of the chamber.
The utility model discloses a modified powder of plasma or nano-material reaction unit's beneficial effect: the powder or the nano material is filled in the quartz cotton core, the quartz cotton core is sleeved on the grounding electrode, gas is introduced into the gas inlet pipe, the high-voltage electrode is connected with a high-voltage power supply, and the powder or the nano material filled in the quartz cotton core is modified through discharge between the high-voltage electrode and the grounding electrode.
Further, the quartz cotton core is formed by wrapping a thin quartz cotton layer to form a cylindrical quartz cotton column.
Has the advantages that: the quartz cotton core is arranged into a quartz cotton column, so that the powder or the nano material can be conveniently filled, and the discharging environments of the powder or the nano material are similar.
Further, earthing electrode, left hollow insulating rod, right hollow insulating rod, quartz cotton core and quartz capsule coaxial setting respectively.
Has the advantages that: the coaxial arrangement ensures that the discharge environments of the powder or the nano material in the quartz cotton core are similar, thereby being beneficial to the uniform modification of the powder or the nano material.
Further, the fixed connection between the left insulating sheet and one end of the left hollow insulating rod is specifically that the left insulating sheet is sleeved and fixed on the left hollow insulating rod; the fixed connection of right side insulating piece and right hollow insulating rod one end specifically establishes for right insulating piece cover and fixes on right hollow insulating rod.
Has the advantages that: the left insulating sheet and the right insulating sheet are respectively sleeved on the left hollow insulating rod or the right hollow insulating rod, the quartz cotton core is positioned and fixed, and meanwhile, through holes in the left insulating sheet and the right insulating sheet reduce the influence on air flow circulation, and the quartz cotton core-connecting device has the advantages of being simple in connecting structure and stable in connection.
Furthermore, the grounding electrode is a brass bar, the high-voltage electrode is a red copper sheet, the red copper sheet comprises an enclosing part and two extending plates, the two extending plates are respectively arranged at two ends of the enclosing part, the enclosing part is sleeved on the quartz tube, and the position of the enclosing part is matched with the position of the cavity.
Has the advantages that: the grounding electrode is set to be a brass bar, and the high-voltage electrode is set to be a red copper sheet, so that the grounding electrode has good conductivity and is convenient for discharging between the grounding electrode and the high-voltage electrode; the red copper sheet is arranged into a surrounding part and an extending plate structure, so that the high-voltage electrode can be conveniently buckled on the quartz tube.
Furthermore, a left spherical bulge is arranged at one end, close to the left insulating sheet, of the left hollow insulating rod; and one end of the right hollow insulating rod, which is close to the right insulating sheet, is provided with a right spherical bulge.
Has the advantages that: through setting up left spherical arch and right spherical arch, form the cooperation with left insulating piece and right insulating piece, prevent to let in the great removal of emergence that gas pressure's change made the quartz wool core, the removal of quartz wool core causes the quartz wool core to deviate the regional that discharges, influences the homogeneity that discharges.
Further, the first sealing element comprises a first baffle ring, a first sealing ring, a first outer ring, a first sealing main part, a second sealing ring and a first nut; one end of the first sealing main part is sleeved at one end of the quartz tube, the other end of the first sealing main part is sleeved on the left hollow insulating rod or the right hollow insulating rod, the first baffle ring is sleeved on the quartz tube, the first sealing ring is arranged between the first baffle ring and the first sealing main part, and two ends of the first outer ring are respectively connected with the first baffle ring and the first sealing main part; the first nut is sleeved on the left hollow insulating rod or the right hollow insulating rod, and the second sealing ring is arranged between the first nut and the first sealing main part; one end of the first nut is in threaded connection with the first sealing main part.
Has the advantages that: arranging a first sealing element into a first baffle ring, a first sealing ring, a first outer ring, a first sealing main element, a second sealing ring and a first screw cap; the quartz tube sealing device has the advantages of simple structure and good sealing effect, thereby reducing or preventing gas leakage of gaps between two ends of the quartz tube and the left hollow insulating rod or the right hollow insulating rod respectively.
Furthermore, a stop table is arranged at one end of the first outer ring, a ring table is arranged at one end of the first stop ring, the first outer ring is connected with the first stop ring through stop matching between the stop table and the ring table, and the other end of the first outer ring is in threaded connection with the first sealing main part.
Has the advantages that: twist first outer lane, adjust the clearance between first fender ring and the first sealed main part to extrude first sealing washer, make the tight hoop of first sealing washer on the circumference side of quartz capsule, improve its leakproofness.
Further, the second sealing element comprises a third sealing ring, a second nut, a second sealing main part, a fourth sealing ring and a third nut; one end of the second sealing main part is sleeved at the left end of the left hollow insulating rod or the right end of the right hollow insulating rod, the second sealing main part is sleeved on the grounding electrode, the third sealing ring is arranged between the second screw cap and the second sealing main part, one end of the second screw cap is sleeved at the left end of the left hollow insulating rod or the right end of the right hollow insulating rod, and the other end of the second screw cap is in threaded connection with the second sealing main part; the third nut is sleeved on the grounding electrode, the fourth sealing ring is arranged between the third nut and the second sealing main part, and one end of the third nut is in threaded connection with the second sealing main part.
Has the advantages that: arranging the second sealing element into a second baffle ring, a third sealing ring, a second screw cap, a second sealing main element, a fourth sealing ring and a third screw cap; the sealing structure has simple structure and good sealing effect, thereby reducing or preventing air leakage between the left end of the left hollow insulating rod and the grounding electrode and between the right end of the right hollow insulating rod and the grounding electrode.
Drawings
FIG. 1 is a front view of an embodiment of a plasma modified powder or nanomaterial reactor of the present invention;
FIG. 2 is a partial cross-sectional view of an embodiment of the plasma modified powder or nanomaterial reactor of the present invention;
fig. 3 is a schematic view of a partial structure of an embodiment of a plasma modified powder or nanomaterial reaction apparatus of the present invention.
Reference numbers in the figures: 1-quartz tube, 2-quartz cotton core, 3-gas inlet tube, 4-gas outlet tube, 5-left hollow insulating rod, 6-right hollow insulating rod, 7-left insulating sheet, 8-right insulating sheet, 9-high voltage electrode, 10-grounding electrode, 11-first sealing member, 111-first baffle ring, 112-first sealing ring, 113-first outer ring, 114-first sealing main member, 115-second sealing ring, 116-first nut, 117-baffle table, 118-ring table, 12-second sealing member, 121-third sealing ring, 122-second nut, 123-second sealing main member, 124-fourth sealing ring, 125-third nut, 13-left spherical bulge, 14-right spherical bulge, 15-through hole, 16-central through hole.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments:
the embodiment of the plasma modified powder or nano material reaction device of the utility model has a specific structure as shown in fig. 1-3, comprising a quartz tube 1, a quartz cotton core 2, an air inlet tube 3, an air outlet tube 4, a left hollow insulating rod 5, a right hollow insulating rod 6, a left insulating sheet 7, a right insulating sheet 8, a high voltage electrode 9, an earthed electrode 10, a first sealing member 11 and a second sealing member 12. The left insulating sheet 7 is fixed at one end of the left hollow insulating rod 5, the right insulating sheet 8 is fixed at one end of the right hollow insulating rod 6, the left insulating sheet 7 and the right insulating sheet 8 are inserted into the quartz tube 1, the left insulating sheet 7, the right insulating sheet 8 and the quartz tube 1 are enclosed to form a cavity, the quartz cotton core 2 is arranged in the cavity, and the left insulating sheet 7 and the right insulating sheet 8 are respectively provided with a through hole 15 and a central through hole 16; the gas inlet pipe 3 and the gas outlet pipe 4 are respectively arranged on the quartz tube 1 and are respectively positioned at two sides of the chamber; the grounding electrode 10 is inserted through the left hollow insulating rod 5 and the right hollow insulating rod 6, and two ends of the grounding electrode respectively protrude out of the left hollow insulating rod 5 and the right hollow insulating rod 6; the first sealing element 11 is arranged between the two ends of the quartz tube 1 and the left hollow insulating rod 5 and the right hollow insulating rod 6 respectively; the second sealing member 12 is arranged between the grounding electrode 10 and the left hollow insulating rod 5 and the right hollow insulating rod 6 respectively; the high voltage electrode 9 is wound on the quartz tube 1, and the position of the high voltage electrode 9 is matched with the position of the chamber.
In the embodiment, the quartz cotton core 2 is a cylindrical quartz cotton column wrapped by thin quartz cotton; the quartz cotton core 2 is arranged into a quartz cotton column, so that the powder or the nano material can be conveniently filled, and the discharging environments of the powder or the nano material are similar; is beneficial to the improved uniformity of the powder or the nano material. The grounding electrode 10, the left hollow insulating rod 5, the right hollow insulating rod 6, the quartz cotton core 2 and the quartz tube are respectively and coaxially arranged; the coaxial arrangement makes the discharging environment of the powder or the nanometer material in the quartz cotton core 2 similar, which is beneficial to the uniform modification of the powder or the nanometer material. In other embodiments, the quartz wick may be made into a cylinder or other shape, and the powder or nano-material is placed in the quartz wick.
In this embodiment, the fixed connection between the left insulating sheet 7 and one end of the left hollow insulating rod 5 is specifically that the left insulating sheet 7 is sleeved and fixed on the left hollow insulating rod 5; the right insulating sheet 8 is fixedly connected with one end of the right hollow insulating rod 6, and specifically, the right insulating sheet 8 is sleeved and fixed on the right hollow insulating rod 6; establish left insulating piece 7, right insulating piece 8 cover respectively on left hollow insulating rod 5 or right hollow insulating rod 6, have location and fix the effect to quartz wool core 2, the through-hole on left insulating piece 7 and the right insulating piece 8 has reduced the influence to the air current circulation simultaneously, has connection structure simply, connects stable characteristics. A left spherical bulge 13 is arranged at one end of the left hollow insulating rod 5 close to the left insulating sheet 7; one end of the right hollow insulating rod 6 close to the right insulating sheet 8 is provided with a right spherical bulge 14; through setting up left spherical bulge 13 and right spherical bulge 14, form the cooperation with left insulating piece 7 and right insulating piece 8, prevent to let in the great removal of emergence that gas pressure's change made quartz wool core 2, quartz wool core 2's removal causes quartz wool core 2 to deviate the discharge area, influences the homogeneity that discharges. In other embodiments, the left and right spherical bumps are not provided on the left and right hollow insulating rods.
In this embodiment, the grounding electrode 10 is a brass bar, the high-voltage electrode 9 is a red copper sheet, the red copper sheet includes an enclosing part and two extending plates, the two extending plates are respectively arranged at two ends of the enclosing part, the enclosing part is sleeved on the quartz tube 1, and the position of the enclosing part is matched with the position of the chamber; the grounding electrode 10 is set to be a brass bar, the high-voltage electrode 9 is set to be a red copper sheet, so that the grounding electrode 10 and the high-voltage electrode 9 are good in conductivity, and discharge is facilitated between the grounding electrode 10 and the high-voltage electrode 9; the red copper sheet is arranged into a surrounding part and an extending plate structure, so that the high-voltage electrode 9 can be conveniently buckled on the quartz tube 1. In other embodiments, aluminum bars and plates may be used instead of brass bars and copper sheets.
In this embodiment, the first sealing member 11 includes a first baffle ring 111, a first sealing ring 112, a first outer ring 113, a first sealing main member 114, a second sealing ring 115, and a first nut 116; one end of the first sealing main part 114 is sleeved at one end of the quartz tube 1, the other end of the first sealing main part 114 is sleeved on the left hollow insulating rod 5 or the right hollow insulating rod 6, the first baffle ring 111 is sleeved on the quartz tube 1, the first sealing ring 112 is arranged between the first baffle ring 111 and the first sealing main part 114, and two ends of the first outer ring 113 are respectively connected with the first baffle ring 111 and the first sealing main part 114; a first nut 116 is sleeved on the left hollow insulating rod 5 or the right hollow insulating rod 6, and a second sealing ring 115 is arranged between the first nut 116 and the first sealing main part 114; one end of the first nut 116 is in threaded connection with the first sealing main part 114; arranging the first sealing member 11 into a first baffle ring 111, a first sealing ring 112, a first outer ring 113, a first sealing main member 114, a second sealing ring 115 and a first nut 116; the structure is simple, the sealing effect is good, and therefore air leakage of gaps between two ends of the quartz tube 1 and the left hollow insulating rod 5 or the right hollow insulating rod 6 is reduced or prevented. A stop platform 117 is arranged at one end of the first outer ring 113, a ring platform 118 is arranged at one end of the first stop ring 111, the connection between the first outer ring 113 and the first stop ring 111 is realized through the stop cooperation between the stop platform 117 and the ring platform 118, and the other end of the first outer ring 113 is in threaded connection with the first sealing main part 114; the first outer ring 113 is screwed to adjust the gap between the first stopper ring 111 and the first seal main member 114, thereby pressing the first packing 112 so that the first packing 112 is tightly hooped on the circumferential side of the quartz tube 1 to improve the sealing property thereof.
The second seal member 12 includes a third seal ring 121, a second nut 122, a second seal main 123, a fourth seal ring 124, and a third nut 125; one end of the second sealing main part 123 is sleeved at the left end of the left hollow insulating rod 5 or the right end of the right hollow insulating rod 6, the other end of the second sealing main part 123 is sleeved on the grounding electrode 10, the third sealing ring 121 is arranged between the second nut 122 and the second sealing main part 123, one end of the second nut 122 is sleeved at the left end of the left hollow insulating rod 5 or the right end of the right hollow insulating rod 6, and the other end is in threaded connection with the second sealing main part 123; a third nut 125 is sleeved on the grounding electrode 10, a fourth sealing ring 124 is arranged between the third nut 125 and the second sealing main part 123, and one end of the third nut 125 is in threaded connection with the second sealing main part 123; the second seal member 12 is configured as a second retainer ring, a third seal ring 121, a second nut 122, a second seal main 123, a fourth seal ring 124, and a third nut 125; the structure is simple, the sealing effect is good, and therefore air leakage of gaps between the left end of the left hollow insulating rod 5 and the grounding electrode 10 and between the right end of the right hollow insulating rod 6 and the grounding electrode 10 is reduced or prevented. In other embodiments, the first sealing element structure and the second sealing element structure are the same and are both sealing glue layers, and the sealing glue layers are respectively filled between the two ends of the quartz tube and the left hollow insulating rod or the right hollow insulating rod, between the left end of the left hollow insulating rod and the grounding electrode, and between the right end of the right hollow insulating rod and the grounding electrode to realize sealing.
When the device is used, the powder or the nano material is filled in the quartz cotton core 2, the quartz cotton core 2 is sleeved on the grounding electrode 10, gas is introduced into the gas inlet pipe 3, the high-voltage electrode 9 is connected with a high-voltage power supply, and the powder or the nano material filled in the quartz cotton core 2 is modified through discharge between the high-voltage electrode 9 and the grounding electrode 10.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.
Claims (9)
1. A plasma modified powder or nano material reaction device is characterized by comprising a quartz tube, a quartz cotton core, an air inlet pipe, an air outlet pipe, a left hollow insulating rod, a right hollow insulating rod, a left insulating sheet, a right insulating sheet, a high-voltage electrode, a grounding electrode, a first sealing element and a second sealing element; the left insulating sheet is fixed at one end of the left hollow insulating rod, the right insulating sheet is fixed at one end of the right hollow insulating rod, the left insulating sheet and the right insulating sheet are inserted into the quartz tube, the left insulating sheet, the right insulating sheet and the quartz tube are enclosed to form a cavity, the quartz cotton core is arranged in the cavity, and the left insulating sheet and the right insulating sheet are respectively provided with a through hole and a central through hole; the gas inlet pipe and the gas outlet pipe are respectively arranged on the quartz tube and are respectively positioned at two sides of the chamber; the grounding electrode is inserted through the left hollow insulating rod and the right hollow insulating rod, and two ends of the grounding electrode respectively protrude out of the left hollow insulating rod and the right hollow insulating rod; the first sealing element is arranged between the two ends of the quartz tube and the left hollow insulating rod and between the two ends of the quartz tube and the right hollow insulating rod respectively; the second sealing piece is arranged between the grounding electrode and the left hollow insulating rod and between the grounding electrode and the right hollow insulating rod respectively; the high-voltage electrode is wound on the quartz tube, and the position of the high-voltage electrode is matched with that of the chamber.
2. The plasma modified powder or nanomaterial reaction device of claim 1, wherein the quartz wool core is a cylindrical quartz wool column wrapped by thin quartz wool.
3. The plasma modified powder or nano-material reaction device according to claim 2, wherein the grounding electrode, the left hollow insulating rod, the right hollow insulating rod, the quartz cotton core and the quartz tube are coaxially arranged respectively.
4. The plasma modified powder or nanomaterial reaction apparatus according to claim 1, wherein the fixed connection of the left insulating sheet and one end of the left hollow insulating rod is specifically that the left insulating sheet is sleeved and fixed on the left hollow insulating rod; the fixed connection of right side insulating piece and right hollow insulating rod one end specifically establishes for right insulating piece cover and fixes on right hollow insulating rod.
5. The plasma modified powder or nanomaterial reaction device of claim 1, wherein the ground electrode is a brass bar, the high voltage electrode is a copper sheet, the copper sheet comprises an enclosing part and two extending plates, the two extending plates are respectively arranged at two ends of the enclosing part, the enclosing part is sleeved on the quartz tube, and the position of the enclosing part is matched with the position of the chamber.
6. The plasma modified powder or nanomaterial reaction device of claim 1, wherein a left spherical bulge is arranged at one end of the left hollow insulating rod close to the left insulating sheet; and one end of the right hollow insulating rod, which is close to the right insulating sheet, is provided with a right spherical bulge.
7. The plasma modified powder or nanomaterial reaction device of claim 1, wherein the first sealing element comprises a first baffle ring, a first sealing ring, a first outer ring, a first sealing main part, a second sealing ring and a first nut; one end of the first sealing main part is sleeved at one end of the quartz tube, the other end of the first sealing main part is sleeved on the left hollow insulating rod or the right hollow insulating rod, the first baffle ring is sleeved on the quartz tube, the first sealing ring is arranged between the first baffle ring and the first sealing main part, and two ends of the first outer ring are respectively connected with the first baffle ring and the first sealing main part; the first nut is sleeved on the left hollow insulating rod or the right hollow insulating rod, and the second sealing ring is arranged between the first nut and the first sealing main part; one end of the first nut is in threaded connection with the first sealing main part.
8. The plasma modified powder or nanomaterial reaction device of claim 7, wherein a baffle table is arranged at one end of the first outer ring, a ring table is arranged at one end of the first baffle ring, the connection between the first outer ring and the first baffle ring is realized through the baffle cooperation between the baffle table and the ring table, and the other end of the first outer ring is in threaded connection with the first sealing main part.
9. The plasma modified powder or nanomaterial reaction device of claim 1, wherein the second sealing element comprises a third sealing ring, a second nut, a second sealing main part, a fourth sealing ring and a third nut; one end of the second sealing main part is sleeved at the left end of the left hollow insulating rod or the right end of the right hollow insulating rod, the second sealing main part is sleeved on the grounding electrode, the third sealing ring is arranged between the second screw cap and the second sealing main part, one end of the second screw cap is sleeved at the left end of the left hollow insulating rod or the right end of the right hollow insulating rod, and the other end of the second screw cap is in threaded connection with the second sealing main part; the third nut is sleeved on the grounding electrode, the fourth sealing ring is arranged between the third nut and the second sealing main part, and one end of the third nut is in threaded connection with the second sealing main part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121703480.XU CN215234119U (en) | 2021-07-26 | 2021-07-26 | Plasma modified powder or nano-material reaction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121703480.XU CN215234119U (en) | 2021-07-26 | 2021-07-26 | Plasma modified powder or nano-material reaction device |
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| Publication Number | Publication Date |
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| CN215234119U true CN215234119U (en) | 2021-12-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121703480.XU Active CN215234119U (en) | 2021-07-26 | 2021-07-26 | Plasma modified powder or nano-material reaction device |
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| CN (1) | CN215234119U (en) |
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2021
- 2021-07-26 CN CN202121703480.XU patent/CN215234119U/en active Active
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