CN215549731U - Thermal insulation mortar production equipment - Google Patents
Thermal insulation mortar production equipment Download PDFInfo
- Publication number
- CN215549731U CN215549731U CN202121235929.4U CN202121235929U CN215549731U CN 215549731 U CN215549731 U CN 215549731U CN 202121235929 U CN202121235929 U CN 202121235929U CN 215549731 U CN215549731 U CN 215549731U
- Authority
- CN
- China
- Prior art keywords
- mixing
- crushing
- shaft
- raw materials
- thermal insulation
- Prior art date
- 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.)
- Expired - Fee Related
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 26
- 239000004570 mortar (masonry) Substances 0.000 title claims abstract description 22
- 238000009413 insulation Methods 0.000 title claims abstract description 17
- 238000002156 mixing Methods 0.000 claims abstract description 67
- 238000012216 screening Methods 0.000 claims abstract description 41
- 238000003756 stirring Methods 0.000 claims abstract description 26
- 238000012423 maintenance Methods 0.000 claims abstract description 4
- 230000007246 mechanism Effects 0.000 claims description 14
- 238000007873 sieving Methods 0.000 claims description 9
- 238000003466 welding Methods 0.000 claims description 9
- 230000000903 blocking effect Effects 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000004321 preservation Methods 0.000 claims description 3
- 239000002994 raw material Substances 0.000 abstract description 34
- 239000000463 material Substances 0.000 abstract description 13
- 238000012545 processing Methods 0.000 abstract description 7
- 239000000203 mixture Substances 0.000 description 5
- 238000012546 transfer Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Landscapes
- Crushing And Pulverization Processes (AREA)
Abstract
The utility model discloses thermal insulation mortar production equipment which comprises a treatment box, wherein a maintenance cover plate is fixed at the rear end of the treatment box through bolts, a feeding hole is welded at the center of the top of the treatment box, and the feeding hole is hinged with the cover plate. According to the utility model, the crushing device is arranged at the upper end inside the treatment box, the two crushing shafts which rotate relatively inside the crushing device can crush raw materials, the crushed raw materials directly fall on the screening plate for screening after crushing, thinner raw materials can be utilized, and the crushing device is convenient for next-step processing and use, the mixing device is arranged at the bottom end inside the treatment box, the mixing device can mix multiple raw materials, the helical blades on the mixing shaft can roll the raw materials up and down, and the stirring shaft and the material turning plate are matched, so that the multiple raw materials are mixed more uniformly, the crushing device, the screening device and the mixing device are integrated, the production efficiency of the raw materials is improved, the working efficiency is improved, and the labor intensity of workers is also reduced.
Description
Technical Field
The utility model belongs to the technical field of thermal insulation mortar production, and particularly relates to thermal insulation mortar production equipment.
Background
At present, the thermal insulation mortar is a premixed dry powder mortar prepared by mixing various light materials as aggregates, cement as a cementing material and some modified additives through stirring by a production enterprise. A building material for building surface insulating layer. The inorganic heat-insulating mortar material heat-insulating system is fireproof and does not burn. The fireproof door can be widely used in intensive houses, public buildings, large public places, flammable and explosive places and places with strict fire prevention requirements. And the fire-extinguishing isolation belt can be used for construction, and the fire-proof standard of buildings is improved.
The existing heat-preservation mortar production equipment needs to crush and screen raw materials and then mix a plurality of raw materials, but the existing production equipment has a single function, is low in efficiency in production and increases the labor intensity of workers, and therefore the heat-preservation mortar production equipment is provided.
SUMMERY OF THE UTILITY MODEL
The utility model provides thermal insulation mortar production equipment, and aims to solve the problems that thermal insulation mortar production equipment in the background art needs to crush and screen raw materials and then mix a plurality of raw materials, but the existing production equipment has a single function, is low in efficiency in production and increases the labor intensity of workers.
The utility model is realized in this way, a thermal insulation mortar production facility includes:
handle the case, handle the case rear end and pass through the bolt fastening maintenance apron, be located and handle case top central point and put the department welding feed inlet, the feed inlet is articulated with the apron, handle case both sides bottom and all weld the landing leg, be located and handle the bottom of the case portion in the landing leg fixed bottom case, handle the inside upper end of incasement portion and be equipped with crushing chamber, be located and smash intracavity portion and install reducing mechanism, smash the chamber bottom and seted up the blanking mouth, be located the blanking mouth lower position and install sieving mechanism, the sieving mechanism left end is located inside the discharge gate that is equipped with on the left of the case of handling, it is equipped with the hybrid chamber in sieving mechanism below position to handle incasement portion to there is mixing arrangement at hybrid chamber internally mounted.
Preferably, as one preferred aspect of the present invention, the crushing chamber has an arc-shaped structure, the crushing apparatus includes a first crushing shaft, a second crushing shaft, a first crushing block, and a second crushing block, the first crushing shaft is welded with the first crushing block, the first crushing shaft and the second crushing shaft have a symmetrical structure and rotate relatively, the second crushing shaft is welded with the second crushing block, and the first crushing block and the second crushing block are engaged with each other.
Preferably, the screening device comprises a screening plate, screening holes and springs, wherein the front end and the rear end of each of two sides of the screening plate are mounted on the inner wall of the treatment box through the springs, the screening holes are formed in the bottom of the screening plate, and a micro-vibrator is fixed to the bottom of the right side of the screening plate.
Preferably, as a preferred aspect of the present invention, the mixing device includes a mixing shaft, a propeller blade, a stirring shaft, and a material-turning plate, wherein the top end of the mixing shaft is mounted at the central position of the bottom of a connecting rod through a bearing, the connecting rod is in a cylindrical structure and is fixed at the top end inside the mixing chamber, the propeller blade is welded on the mixing shaft, the stirring shaft is welded on the propeller blade on the mixing shaft, the stirring shaft is welded on the lower side of the mixing shaft, and the material-turning plate is welded on one end of the stirring shaft.
Preferably, as one preferable mode of the present invention, a rotating machine is fixed at the bottom end of the left side inside the bottom box, a gear is welded at the upper end of the rotating machine, and the gear is in meshed connection with a connecting wheel at the bottom end of the mixing shaft.
Preferably, as a preferred aspect of the present invention, the conveying device includes a conveying cylinder, a conveying shaft and a motor, the conveying cylinder is installed at the right side inside the bottom box in a penetrating manner, the right end of the conveying cylinder penetrates through the support leg, the conveying shaft is arranged inside the conveying cylinder, the left end of the conveying shaft is connected to the motor, the conveying cylinder is communicated with the mixing cavity through the conveying cavity, and a blocking plate connected in a pulling manner is arranged in the conveying cavity.
Preferably, as a preferred aspect of the present invention, the screening plate is in a narrowing structure from right to left, and the right end of the screening plate is in a blocking structure.
Preferably, as a preferred aspect of the present invention, the material turning plate on the left side of the mixing shaft is welded at the upper end of the stirring shaft, the material turning plate on the right side of the mixing shaft is welded at the lower end of the stirring shaft, and the material turning plates on both sides of the mixing shaft are inclined in opposite directions.
Preferably, as a preferred aspect of the present invention, the inner bottom end of the mixing chamber is inclined at the left side of the transfer chamber.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the crushing device is arranged at the upper end in the treatment box, the two crushing shafts which rotate relatively in the crushing device can crush the raw materials, the crushed raw materials directly fall on the screening plate for screening after crushing, and the thinner raw materials can be utilized, so that the processing and use in the next step are facilitated.
2. According to the utility model, the mixing device is arranged at the bottom end inside the treatment box, the mixing device can be used for mixing multiple raw materials, the propeller blades on the mixing shaft can be used for rolling the raw materials up and down, and the mixing shaft and the material turning plate are matched, so that the multiple raw materials are mixed more uniformly.
3. According to the utility model, the crushing device, the screening device and the mixing device are integrated, so that the production efficiency of raw materials is improved, the working efficiency is improved, and the labor intensity of workers is reduced.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is a top view of the screening apparatus of the present invention;
FIG. 4 is a top view of the mixing chamber of the present invention in connection with a connecting rod;
FIG. 5 is a front view of the bottom case interior assembly of the present invention coupled to a mixing assembly.
In the figure: 1. a treatment tank; 2. maintaining the rear plate; 3. a feed inlet; 4. a cover plate; 5. a support leg; 6. a bottom box; 7. a conveying device; 701. a delivery cartridge; 702. a delivery shaft; 703. a motor; 8. a grinding chamber; 9. a crushing device; 901. a first crushing shaft; 902. a second crushing shaft; 903. a first crushing block; 904. a second crushing block; 10. a blanking port; 11. a screening device; 1101. screening the plate; 1102. a screening well; 1103. a spring; 12. a micro-vibrator; 13. a discharge port; 14. a mixing chamber; 15. a mixing device; 1501. a mixing shaft; 1502. a propeller blade; 1503. a stirring shaft; 1504. a material turning plate; 16. a connecting rod; 17. a bearing; 18. a transfer chamber; 19. a connecting wheel; 20. rotating the machine; 21. a gear.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Furthermore, in the description of the present invention, furthermore, "first", "second", "third", and "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be further noted that, unless otherwise specifically stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, integrally connected, mechanically connected, electrically connected, directly connected, connected through an intermediate medium, or connected through the insides of two elements. It will be understood by those of ordinary skill in the art that the above terms in the present invention have the meaning of "a plurality" of two or more in each particular case unless specifically defined otherwise.
As shown in fig. 1-5, the present invention provides a technical solution: the method comprises the following steps:
handle case 1, handle 1 rear end of case and pass through bolt fastening maintenance apron 2, be located 1 top central point of processing case and put department welding feed inlet 3, feed inlet 3 is articulated with apron 4, handle 1 both sides bottom of case all welds landing leg 5, be located 1 bottom of processing case in 5 fixed bottom boxs 6 of landing leg, handle 1 inside upper end of case and be equipped with crushing chamber 8, be located 8 internally mounted in crushing chamber and have reducing mechanism 9, crushing chamber 8 bottom has been seted up blanking mouth 10, be located blanking mouth 10 below position and install sieving mechanism 11, 11 left ends of sieving mechanism are located inside the discharge gate 13 that is equipped with in processing 1 left side of case, it is equipped with hybrid chamber 14 to handle 1 inside below the sieving mechanism 11 of case, and at 14 internally mounted of hybrid chamber there is mixing arrangement 15.
Crushing chamber 8 is the arc structure, reducing mechanism 9 includes first crushing axle 901, second crushing axle 902, first crushing piece 903 and second crushing piece 904, first crushing piece 903 of welding on the first crushing axle 901, first crushing axle 901 is symmetrical structure and relative rotation with second crushing axle 902, second crushing piece 904 of welding on the second crushing axle 902, and first crushing piece 903 is the meshing state with second crushing piece 904, two crushing axles can carry out shredding to the raw materials.
The screening device 11 comprises a screening plate 1101, screening holes 1102 and springs 1103, wherein the front end and the rear end of the two sides of the screening plate 1101 are both installed on the inner wall of the processing box 1 through the springs 1103, the screening holes 1102 are formed in the bottom of the screening plate 1101, a micro-vibrator 12 is fixed at the bottom of the right side of the screening plate 1101 and drives the screening plate to vibrate so as to screen raw materials.
Mixing arrangement 15 includes mixing shaft 1501, propeller blade 1502, (mixing) shaft 1503 and stirring board 1504, and the top of mixing shaft 1501 is installed in the bottom central point department of connecting rod 16 through bearing 17, and connecting rod 16 is the cylinder structure and fixes at the inside top in mixing chamber 14, welds propeller blade 1502 on mixing shaft 1501, on mixing shaft 1501 in propeller blade 1502, the downside all welds (mixing) shaft 1503 to stirring shaft 1503 one end welding stirring board 1504, mixing arrangement can carry out even mixing process with multiple raw materials.
Inside left side bottom mounting of under casing 6 has the machine of rotating 20, and the welding of the 20 upper ends of machine of rotating has gear 21, and gear 21 is connected with the fifth wheel 19 meshing of mixing axle 1501 bottom, and the machine of rotating passes through the gear and drives the fifth wheel and rotate to drive the mixing axle and rotate, and mix the stirring to multiple raw materials.
The conveying device 7 comprises a conveying cylinder 701, a conveying shaft 702 and a motor 703, the conveying cylinder 701 is installed on the right side inside the bottom box 6 in a penetrating mode, the right end of the conveying cylinder 701 penetrates through the supporting leg 5, the conveying shaft 702 is arranged inside the conveying cylinder 701, the left end of the conveying shaft 702 is connected onto the motor 703, the conveying cylinder 701 is communicated with the mixing cavity 14 through the conveying cavity 18, a blocking plate connected in a pulling mode is arranged in the conveying cavity 18, and the conveying shaft can convey the raw materials which are mixed uniformly.
Stirring board 1504 that mixes the left side of axle 1501 welds the upper end at (mixing) shaft 1503, and stirring board 1504 that mixes the right side of axle 1501 welds the lower extreme at (mixing) shaft 1503 to the stirring board 1504 slope opposite direction of mixing the axle 1501 both sides, the opposite direction's stirring board can carry out upset processing with multiple raw materials, makes the more even of multiple raw materials mixture.
The interior bottom end of the mixing chamber 14 is angled to the left of the transfer chamber 18 to facilitate the transfer of the mixed materials through the transfer chamber to the interior of the feed cylinder.
The utility model has the following use process: when in use, the raw materials are poured in through the feeding hole 3, the first crushing shaft 901 and the second crushing shaft 902 can crush the raw materials, the crushed raw materials fall on the screening plate 1101, the micro-vibrator 12 drives the screening plate 1101 to vibrate, so that the crushed raw materials are screened, then different raw materials are operated according to the above, the screened coarse materials slide out through the discharge port 13, the screened fine materials fall into the mixing cavity 14, the rotating machine 20 drives the connecting wheel 19 to rotate through the gear 21, thereby make the mixed axle 1501 rotate, the propeller blade 1502 on the mixed axle 1501 can overturn about the raw materials, and cooperation (mixing) shaft 1503 and material turning plate 1504 can make the more even that multiple raw materials mix, and the raw materials of misce bene transmit to transport section of thick bamboo 701 through transmission chamber 18 inside, and motor 703 drives carries axle 702 and carries the raw materials after mixing.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The utility model provides a heat preservation mortar production facility which characterized in that includes:
handle case (1), handle case (1) rear end and pass through bolt fastening maintenance apron (2), be located and handle case (1) top central point and put department welding feed inlet (3), feed inlet (3) are articulated with apron (4), handle case (1) both sides bottom and all weld landing leg (5), be located and handle case (1) bottom in landing leg (5) fixed bottom case (6), handle case (1) inside upper end and be equipped with crushing chamber (8), be located and smash chamber (8) internally mounted and have reducing mechanism (9), smash chamber (8) bottom and seted up blanking mouth (10), be located blanking mouth (10) below position and install sieving mechanism (11), sieving mechanism (11) left end department is inside discharge gate (13) that handle case (1) left side was equipped with, it is equipped with mixing chamber (14) to handle case (1) inside below sieving mechanism (11), and a mixing device (15) is arranged inside the mixing chamber (14).
2. The thermal insulation mortar production equipment according to claim 1, which is characterized in that: crushing chamber (8) are the arc structure, reducing mechanism (9) are including first crushing axle (901), second crushing axle (902), first crushing piece (903) and second crushing piece (904), weld first crushing piece (903) on first crushing axle (901), first crushing axle (901) and second crushing axle (902) are symmetrical structure and relative rotation, weld second crushing piece (904) on second crushing axle (902) to first crushing piece (903) and second crushing piece (904) are the engaged state.
3. The thermal insulation mortar production equipment according to claim 1, which is characterized in that: screening device (11) are including screening board (1101), screening hole (1102) and spring (1103), both ends all install on handling case (1) inner wall through spring (1103) around screening board (1101) both sides, lie in screening board (1101) bottom and seted up screening hole (1102) to screening board (1101) right side bottom is fixed with micro-vibrator (12).
4. The thermal insulation mortar production equipment according to claim 1, which is characterized in that: mixing arrangement (15) are including mixing shaft (1501), propeller blade (1502), (mixing) shaft (1503) and stirring board (1504), the bottom central point department of putting at connecting rod (16) is installed through bearing (17) in mixing shaft (1501) top, connecting rod (16) are the cylinder structure and fix at the inside top of mixing chamber (14), weld propeller blade (1502) on mixing shaft (1501), on propeller blade (1502), all weld stirring shaft (1503) in mixing shaft (1501) downside to stirring shaft (1503) one end welding stirring board (1504).
5. The thermal insulation mortar production equipment according to claim 1, which is characterized in that: the bottom box (6) inside left side bottom is fixed with rotary machine (20), the welding of rotary machine (20) upper end has gear (21), gear (21) and fifth wheel (19) meshing connection of mixing shaft (1501) bottom.
6. The thermal insulation mortar production equipment according to claim 1, which is characterized in that: the conveying device (7) comprises a conveying cylinder (701), a conveying shaft (702) and a motor (703), wherein the conveying cylinder (701) is installed on the right side inside the bottom box (6) in a penetrating mode, the right end of the conveying cylinder (701) penetrates through the supporting leg (5), the conveying shaft (702) is arranged inside the conveying cylinder (701), the left end of the conveying shaft (702) is connected to the motor (703), the conveying cylinder (701) is communicated with the mixing cavity (14) through the transmission cavity (18), and a blocking plate connected in a pulling mode is arranged in the transmission cavity (18).
7. The thermal insulation mortar production equipment according to claim 3, characterized in that: the screening board (1101) is a narrowing structure from right to left, and the right end of the screening board (1101) is a blocking structure.
8. The thermal insulation mortar production equipment according to claim 4, characterized in that: the stirring plate (1504) on the left side of the mixing shaft (1501) is welded at the upper end of the stirring shaft (1503), the stirring plate (1504) on the right side of the mixing shaft (1501) is welded at the lower end of the stirring shaft (1503), and the inclination directions of the stirring plates (1504) on the two sides of the mixing shaft (1501) are opposite.
9. The thermal insulation mortar production equipment according to claim 1, which is characterized in that: the bottom end of the inner part of the mixing cavity (14) is in an inclined structure at the left side of the transmission cavity (18).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202121235929.4U CN215549731U (en) | 2021-06-03 | 2021-06-03 | Thermal insulation mortar production equipment |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202121235929.4U CN215549731U (en) | 2021-06-03 | 2021-06-03 | Thermal insulation mortar production equipment |
Publications (1)
Publication Number | Publication Date |
---|---|
CN215549731U true CN215549731U (en) | 2022-01-18 |
Family
ID=79866029
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202121235929.4U Expired - Fee Related CN215549731U (en) | 2021-06-03 | 2021-06-03 | Thermal insulation mortar production equipment |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN215549731U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114953182A (en) * | 2022-03-03 | 2022-08-30 | 江苏柯沣石化机械有限公司 | Sufficient type of oil drilling well cementation cement mixes thick liquid device |
-
2021
- 2021-06-03 CN CN202121235929.4U patent/CN215549731U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114953182A (en) * | 2022-03-03 | 2022-08-30 | 江苏柯沣石化机械有限公司 | Sufficient type of oil drilling well cementation cement mixes thick liquid device |
CN114953182B (en) * | 2022-03-03 | 2023-12-29 | 庆阳华中工程技术服务有限公司 | Full type slurry mixing device for petroleum drilling and production well cementation cement |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN215549731U (en) | Thermal insulation mortar production equipment | |
CN107626252A (en) | A kind of pony mixer that can realize that aggregate is broken and continuously stirs | |
CN209775137U (en) | Production equipment for fiber cement hollow hanging plate | |
CN216524402U (en) | Concrete mixture temperature monitoring device | |
CN211682842U (en) | Civil engineering construction material crushing mixes integrated device | |
CN215234580U (en) | Resource utilization feed processing equipment | |
CN212523763U (en) | Be applied to building engineering's compounding device | |
CN211913635U (en) | Recycled aggregate stirring mixing apparatus | |
CN214439435U (en) | Mortar preparation is with broken sieving mechanism of high-efficient type | |
CN221360275U (en) | Raw material crushing device for preparing building thermal insulation mortar | |
CN216465385U (en) | Auxiliary mechanism is doped with gypsum to high strength cement manufacture | |
CN215966146U (en) | Novel horizontal auger sand mixer | |
CN214210664U (en) | Raw material crushing device for asphalt aggregate catalyst | |
CN212142336U (en) | Architectural coating agitating unit | |
CN217531306U (en) | Building concrete mixer convenient to unload | |
CN220638422U (en) | Mixing device for production of thermal insulation mortar in ready mixed aerogel | |
CN220634621U (en) | Concrete reducing mechanism | |
CN210171614U (en) | Environment-friendly building materials powder processingequipment | |
CN217992994U (en) | Be used for concrete mixing to use premixing device | |
CN218948054U (en) | PC prefab production batching equipment | |
CN213222361U (en) | Breaker is used in asphalt concrete production | |
CN219091969U (en) | Solid feeding device | |
CN218898266U (en) | Throwing structure for throwing vegetables in steamed vermicelli roll manufacturing process | |
CN212120124U (en) | Crushing apparatus for building waste residue brick | |
CN219445545U (en) | Stirring device for wall material production |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220118 |