CN220590696U - Screening powder canning material loading device of heat preservation auxiliary material in graphitization process - Google Patents
Screening powder canning material loading device of heat preservation auxiliary material in graphitization process Download PDFInfo
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- CN220590696U CN220590696U CN202322155914.2U CN202322155914U CN220590696U CN 220590696 U CN220590696 U CN 220590696U CN 202322155914 U CN202322155914 U CN 202322155914U CN 220590696 U CN220590696 U CN 220590696U
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- 239000000843 powder Substances 0.000 title claims abstract description 114
- 238000012216 screening Methods 0.000 title claims abstract description 107
- 239000000463 material Substances 0.000 title claims abstract description 38
- 238000005087 graphitization Methods 0.000 title claims abstract description 18
- 238000009924 canning Methods 0.000 title claims description 31
- 238000004321 preservation Methods 0.000 title claims description 14
- 238000000034 method Methods 0.000 title claims description 13
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 25
- 239000010959 steel Substances 0.000 claims abstract description 25
- 238000011084 recovery Methods 0.000 claims abstract description 15
- 238000007599 discharging Methods 0.000 claims abstract description 12
- 230000035939 shock Effects 0.000 claims abstract description 5
- 238000004064 recycling Methods 0.000 claims description 8
- 238000005192 partition Methods 0.000 claims description 7
- 238000005096 rolling process Methods 0.000 claims description 3
- 238000007873 sieving Methods 0.000 claims 6
- 230000009194 climbing Effects 0.000 claims 1
- 239000002008 calcined petroleum coke Substances 0.000 abstract description 43
- 239000002245 particle Substances 0.000 abstract description 37
- 238000013016 damping Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 description 7
- 238000010276 construction Methods 0.000 description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 239000008187 granular material Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 241000282326 Felis catus Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000009193 crawling Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
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Abstract
The utility model discloses a powder tank material screening device for insulating layer auxiliary materials in graphitization, wherein a bearing building body is of a steel frame shock-absorbing structure and is divided into an upper layer, a middle layer and a lower layer, and the powder tank material screening device also comprises a roller screening device, a powder tank screening device and a powder tank material loading device; the front and back of the roller screening device are also provided with an automatic feeding device and a discharge recovery device. The utility model has the functions that the device increases the screening treatment capacity of calcined petroleum coke particles by arranging a drum screen, an automatic feeding device and a discharging recovery device, and can circularly screen the calcined petroleum coke particles which do not fall into the powder tank screening device due to too much materials; the powder tank screening device can screen small-diameter particles which slide along with the large-diameter calcined petroleum coke particles into the corresponding powder tank again, so that secondary collection which is time-consuming and labor-consuming is not needed; the bearing building body of the device adopts a steel frame damping structure, the foundation cost is low, and the shock resistance is strong.
Description
Technical Field
The utility model belongs to the technical field of graphitization furnaces, and particularly relates to a screening powder canning device for auxiliary materials of an insulating layer in a graphitization process.
Background
The calcined petroleum coke is a final product after petroleum extraction and is generally applied to carbon industries such as a metallurgical carburetion link, the production of a graphite electrode and the like, and the particles of the calcined petroleum coke primary product are uneven and cannot meet the requirements of different industries, so that the calcined petroleum coke primary product is required to be screened, products with different particle sizes are separated, when the calcined petroleum coke is applied to a heat preservation layer in the production of the graphite electrode, the calcined petroleum coke with different diameters is generally layered, wherein 8-25 mm calcined petroleum coke particles are mainly used for discharging volatile matters, and 0-2 mm and 2-8 mm are mainly used for heat preservation and heat insulation (a protection wall); after graphitization is completed, the calcined petroleum coke can be recycled, and the calcined petroleum coke does not need to be subjected to primary crushing screening, and only calcined petroleum coke with different diameters is required to be screened out.
The screening treatment capacity of the calcined petroleum coke screen is increased along with the continuous expansion of the specifications of the graphitization kiln at present. The existing screening system of calcined petroleum coke comprises a feeding bin, a lifting machine connected with the feeding bin, and a multi-layer screening machine connected with a lifting machine outlet and provided with a plurality of screening outlets with different particle sizes. The lifter lifts the material in the feed bin to the multi-layer screening machine for screening, and the material is collected through the screening outlets with different particle sizes.
The existing calcined petroleum coke screening system has the following defects: the screening treatment capacity of the screening device is small, the large number of calcined petroleum cokes cannot be screened at the same time, the storage space after screening is small, so that the collection is frequent, and the burden of workers is increased;
the existing multilayer screening machine is generally provided with a plurality of layers of inclined screening plates according to the large-to-small screen hole diameters, and then the screening plates are separated by layers by utilizing the vibration and the dead weight of calcined petroleum coke particles, but partial small calcined petroleum coke particles can slide out along with the large-diameter calcined petroleum coke particles when falling from the hole diameters, so that the calcined petroleum coke particles can only be collected again and then screened again, and the time and the labor are wasted; meanwhile, the powder tank screening device of the traditional brick-concrete structure has high construction cost of a bearing building, long construction period and poor earthquake resistance.
In order to solve the problems, the screening powder canning device for the auxiliary materials of the heat preservation layer in the graphitization process is provided.
Disclosure of Invention
In order to achieve the technical effects, the utility model is realized by the following technical scheme: the utility model provides a screening powder canning material device of heat preservation auxiliary material in graphitization procedure, includes the bearing building body, screening powder canning material device, installs screening powder canning material device in the bearing building body, the bearing building body set up to steelframe shock-absorbing structure, it divide into upper and lower three-layer, screening powder canning material device still include cylinder screening plant, powder canning material device, cylinder screening plant installs at the upper strata of bearing building body, powder canning material device installs at the middle level of bearing building body and connects in cylinder screening plant below, powder canning material device installs at the lower floor of bearing building body and connects in powder canning material screening plant's below; the front and back of the roller screening device are also provided with an automatic feeding device and a discharge recovery device.
Preferably, the upper part of the bearing building body is integrally provided with a steel frame structure, the bottom of the steel frame structure is provided with a shock pad, the rear of the steel frame structure can be installed on the bearing wall body, the upper two layers of the steel frame structure are also provided with handrails and a cat ladder, and the middle layer of the steel frame structure is provided with a vibrating motor.
Preferably, the roller screening device further comprises a bearing box, a partition plate, a roller screen, a spiral guide rail, a large gear, a small gear, a driving motor, a bearing roller, a sliding rail, a first-stage screen, a second-stage screen and a third-stage screen, wherein the bearing roller is arranged on the inner side wall of the bearing box, the roller screen is installed on the bearing roller in a rolling way through the sliding rail on the outer side wall of the roller screen, the spiral guide rail is arranged on the inner side wall of the roller screen, the large gear is arranged at the left end of the roller screen, the small gear is meshed above the large gear, the small gear is connected with the driving motor on the bearing box, the first-stage screen, the second-stage screen and the third-stage screen are sequentially installed in the roller screen from right to left according to the diameter of the screen holes, and the partition plate capable of separating each-stage screens is further arranged in the bearing box.
Preferably, the powder tank screening device further comprises a first-stage powder tank, a second-stage powder tank, a third-stage powder tank, a small second-stage screen, a small third-stage screen and a screening channel, wherein the first-stage powder tank, the second-stage powder tank and the third-stage powder tank are respectively and correspondingly arranged on the lower surface of a bearing box below each stage of screen of the rotary screen, the screening channel is obliquely connected between the first-stage powder tank, the second-stage powder tank and the third-stage powder tank leftwards, and the small second-stage screen and the small third-stage screen are sequentially arranged on the screening channel and the second-stage powder tank and the third-stage powder tank from right to left.
Preferably, the powder tank charging device is respectively connected to the bottoms of the primary powder tank, the secondary powder tank and the tertiary powder tank, and a valve is arranged at the discharge port of the powder tank charging device.
Preferably, the automatic feeding device further comprises a feeding hole, a feeding pipe and an induced draft fan, wherein the feeding hole is arranged on the left side of the bearing box and is communicated with the inside of the rotary screen, the feeding pipe is arranged on the bearing building body, the tail end of the feeding pipe is arranged in the feeding hole, and the induced draft fan is arranged on the feeding pipe.
Preferably, the discharging and recycling device further comprises a discharging hole, a collecting tank, a recycling pipe and an induced draft fan, wherein the discharging hole is arranged on the right side of the bearing box and is communicated with the inside of the drum screen, the collecting tank is arranged on the right side of the discharging hole, the recycling pipe is connected with the collecting tank and the feeding hole, and the induced draft fan is arranged on the recycling pipe.
The beneficial effects of the utility model are as follows:
the device increases the screening treatment capacity of calcined petroleum coke particles by arranging the drum screen, the automatic feeding device and the discharging recovery device, and can circularly screen the calcined petroleum coke particles which do not fall into the powder tank screening device due to too much materials; the powder tank screening device arranged in the device can screen small-diameter particles which slide along with large-diameter calcined petroleum coke particles into the corresponding powder tank again, so that secondary collection which is time-consuming and labor-consuming is not needed; the bearing building body of the device adopts a steel frame damping structure, the foundation cost is low, the construction period is short, and the earthquake resistance is strong.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described, and those skilled in the art may obtain other drawings according to these drawings without any inventive effort.
FIG. 1 is a block diagram of the present utility model;
FIG. 2 is a block diagram of the present utility model;
FIG. 3 is a view showing a structure of the present utility model with a steel frame damping structure removed;
FIG. 4 is a schematic cross-sectional view of a front view of the present utility model;
FIG. 5 is a partial schematic view of the FIG. 4A;
FIG. 6 is a schematic cross-sectional view of the right side view of the present utility model;
in the drawings, the list of components represented by the various numbers is as follows:
the vibration-damping device comprises a steel frame structure 1, a vibration-damping cushion 2, a handrail 3, a crawling ladder 4, a vibration motor 5, a bearing box 6, a partition 7, a roller screen 8, a spiral guide rail 9, a large gear 10, a small gear 11, a driving motor 12, a bearing roller 13, a sliding rail 14, a primary screen 15, a secondary screen 16, a tertiary screen 17, a primary powder tank 18, a secondary powder tank 19, a tertiary powder tank 20, a small secondary screen 21, a small tertiary screen 22, a screening channel 23, a valve 24, a feed inlet 25, a feed pipe 26, an induced draft fan 27, a discharge outlet 28, a collecting tank 29 and a recovery pipe 30.
Description of the embodiments
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. 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 fall within the scope of the utility model.
Example 1
As shown in fig. 1 to 6, the prior art in this embodiment has the following problems: the inventors found that the calcined petroleum coke screening system had the following drawbacks: the screening treatment capacity of the screening device is small, the large number of calcined petroleum cokes cannot be screened at the same time, the storage space after screening is small, so that the collection is frequent, and the burden of workers is increased; the existing multilayer screening machine is generally provided with a plurality of layers of inclined screening plates according to the large-to-small screen hole diameters, and then the screening plates are separated by layers by utilizing the vibration and the dead weight of calcined petroleum coke particles, but partial small calcined petroleum coke particles can slide out along with the large-diameter calcined petroleum coke particles when falling from the hole diameters, so that the calcined petroleum coke particles can only be collected again and then screened again, and the time and the labor are wasted; meanwhile, the powder tank screening device with the traditional brick-concrete structure has high construction cost of a bearing building, long construction period and poor earthquake resistance;
the inventor provides a screening powder canning device of heat preservation auxiliary materials in graphitization, which comprises a bearing building body and a screening powder canning device, wherein the bearing building body is internally provided with the screening powder canning device, the bearing building body is of a steel frame shock-absorbing structure and is divided into an upper layer, a middle layer and a lower layer, the screening powder canning device also comprises a drum screen 8 division device, a powder tank screening device and a powder tank canning device, the drum screen 8 division device is arranged on the upper layer of the bearing building body, the powder tank screening device is arranged on the middle layer of the bearing building body and is connected below the drum screen 8 division device, and the powder tank canning device is arranged on the lower layer of the bearing building body and is connected below the powder tank screening device; the front and the back of the rotary screen 8 are also provided with an automatic feeding device and a discharge recovery device;
the effect is as follows: the device increases the screening treatment capacity of calcined petroleum coke particles by arranging the rotary screen 8, the automatic feeding device and the discharging recovery device, and can circularly screen the calcined petroleum coke particles which do not fall into the powder tank screening device due to too much materials; the powder tank screening device arranged in the device can screen small-diameter particles which slide along with large-diameter calcined petroleum coke particles into the corresponding powder tank again, so that secondary collection which is time-consuming and labor-consuming is not needed; the bearing building body of the device adopts a steel frame damping structure, the foundation cost is low, the construction period is short, and the earthquake resistance is strong.
Example 2
As shown in fig. 1 to 6, the above embodiment provides a steel frame structure 1 integrally arranged above a bearing building body, a shock pad 2 is arranged at the bottom of the steel frame structure 1, the rear of the steel frame structure 1 can be installed on a bearing wall, armrests 3 and a ladder stand 4 are also arranged on the upper two layers of the steel frame structure 1, and a vibrating motor 5 is installed at the middle layer of the steel frame structure 1;
the adoption of the steel frame damping structure can reduce the manufacturing cost, shorten the period and improve the shock resistance, and meanwhile, the vibrating motor 5 on the steel frame damping structure can assist the screening device to screen, so that the blocking is avoided.
Example 3
As shown in fig. 1 to 6, the classifying device of the rotary screen 8 provided by the embodiment further comprises a carrying box 6, a partition 7, the rotary screen 8, a spiral guide rail 9, a large gear 10, a small gear 11, a driving motor 12, carrying rollers 13, sliding rails 14, a primary screen 15, a secondary screen 16 and a tertiary screen 17, wherein the carrying rollers 13 are arranged on the inner side wall of the carrying box 6, the rotary screen 8 is arranged on the carrying rollers 13 in a rolling manner through the sliding rails 14 on the outer side wall of the rotary screen 8, the spiral guide rail 9 is arranged on the inner side wall of the rotary screen 8, a large gear 10 is arranged at the left end of the rotary screen 8, the small gear 11 is meshed above the large gear 10, the small gear 11 is connected with the driving motor 12 on the carrying box 6, the primary screen 15, the secondary screen 16 and the tertiary screen 17 are sequentially arranged in the rotary screen 8 from right to left according to the screen hole diameters, and the partition 7 capable of separating each stage of screens is also arranged in the carrying box 6;
the effect is as follows: the device increases the screening throughput to calcined petroleum coke granule through drum sieve 8 with the mode of roll screening, and spiral guide rail 9 wherein can stir the promotion to calcined petroleum coke granule in drum sieve 8, and simultaneously, its one, two, tertiary screen cloth 17 that sets up can carry out multistage screening to calcined petroleum coke granule.
Example 4
As shown in fig. 1 to 6, the powder tank screening device provided by the embodiment further includes a first-stage powder tank 18, a second-stage powder tank 19, a third-stage powder tank 20, a small second-stage screen 21, a small third-stage screen 22, and a screening channel 23, wherein the first-stage powder tank 18, the second-stage powder tank 19, and the third-stage powder tank 20 are respectively and correspondingly installed on the lower surface of the carrying case 6 below each stage screen of the drum screen 8, the screening channel 23 is connected between the first-stage powder tank 20, the second-stage powder tank 20 and the third-stage powder tank 20 in a left-inclined manner, and the small second-stage screen 21 and the small third-stage screen 22 are sequentially installed on the screening channel 23 and the second-stage powder tank 20 from right to left;
the effect is as follows: if the calcined petroleum coke with small particles enters the powder canning and screening device at the rear, the small particles can be screened into the powder canning and screening device at the front again by a screen mesh and a screening channel 23 in the powder canning and screening device at the rear under the assistance of a vibrating motor 5, and after screening is completed, the small particles fall into the powder canning and screening device at the lower part for standby.
Example 5
As shown in fig. 1 to 6, the powder tank charging device provided in the embodiment is respectively connected to the bottoms of the primary powder tank 18, the secondary powder tank 19 and the tertiary powder tank 20, and a valve 24 is arranged at the discharge port of the powder tank charging device;
the effect is as follows: the device can be in the storage after screening, avoids collecting frequently, reduces workman's burden.
Example 6
As shown in fig. 1 to 6, the automatic feeding device provided by the embodiment further includes a feeding port 25, a feeding pipe 26, and an induced draft fan 27, wherein the feeding port 25 is disposed at the left side of the carrying case 6 and is communicated with the interior of the trommel 8, the feeding pipe 26 is mounted on the carrying building body, the tail end of the feeding pipe 26 is disposed in the feeding port 25, and the induced draft fan 27 is mounted on the feeding pipe 26;
the effect is as follows: when feeding is required, an induced draft fan 27 can be used for pumping calcined petroleum coke particles to be screened into the feed inlet 25 through the feed pipe 26.
Example 7
As shown in fig. 1 to 6, the discharge recovery device provided by the embodiment further includes a discharge port 28, a collecting tank 29, a recovery pipe 30, and an induced draft fan 27, wherein the discharge port 28 is arranged on the right side of the carrying box 6 and is communicated with the interior of the drum screen 8, the collecting tank 29 is arranged on the right side of the discharge port 28, the recovery pipe 30 is connected with the collecting tank 29 and the feed port 25, and the induced draft fan 27 is arranged on the recovery pipe 30;
the effect is as follows: when calcined petroleum coke particles which do not fall into the powder tank screening device due to too much materials are discharged into the collecting tank 29, an induced draft fan 27 pumps the calcined petroleum coke particles in the collecting tank 29 into the feed inlet 25 through the recovery pipe 30, so that the cyclic screening is realized.
The working principle of the utility model is as follows:
when the device is used, calcined petroleum coke particles collected from a graphitization furnace are conveyed to a drum screen 8-division device through an automatic feeding device in the device, and fall into a powder tank screening device after primary multi-stage screening, wherein in the primary screening process, if some calcined petroleum coke particles finally fall into the powder tank screening device due to too much materials, the calcined petroleum coke particles enter a discharge recovery device and are conveyed to a feed inlet 25 for screening again through the discharge recovery device, after entering the powder tank screening device, if calcined petroleum coke with small particles enters a powder tank screening device at the rear, the small particles can be screened into a powder tank at the front through a screen mesh and a screening channel 23 in the powder tank screening device at the rear, and after screening is finished, the small particles fall into the powder tank material device at the lower part for standby.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (7)
1. The utility model provides a screening powder canning material device of heat preservation auxiliary material in graphitization process, includes the building body that bears, screening powder canning material device, installs screening powder canning material device in the building body that bears, its characterized in that: the bearing building body is arranged into a steel frame shock-absorbing structure and is divided into an upper layer, a middle layer and a lower layer, the powder tank screening device also comprises a roller screening device, a powder tank screening device and a powder tank loading device, the roller screening device is arranged on the upper layer of the bearing building body, the powder tank screening device is arranged on the middle layer of the bearing building body and is connected below the roller screening device, and the powder tank loading device is arranged on the lower layer of the bearing building body and is connected below the powder tank screening device; the front and back of the roller screening device are also provided with an automatic feeding device and a discharge recovery device.
2. The powder sieving and canning device for auxiliary materials of heat preservation in graphitization process according to claim 1, wherein: the upper part of the bearing building body is integrally provided with a steel frame structure, the bottom of the steel frame structure is provided with a shock pad, the rear of the steel frame structure can be installed on a bearing wall body, the upper two layers of the steel frame structure are also provided with armrests and climbing ladders, and the middle layer of the steel frame structure is provided with a vibrating motor.
3. The powder sieving and canning device for auxiliary materials of heat preservation in graphitization process according to claim 1, wherein: the roller screening device also comprises a bearing box, a partition plate, a roller screen, a spiral guide rail, a large gear, a pinion, a driving motor, a bearing roller, a sliding rail, a first-stage screen, a second-stage screen and a third-stage screen, wherein the bearing roller is arranged on the inner side wall of the bearing box, the roller screen is arranged on the bearing roller in a rolling way through the sliding rail on the outer side wall of the roller screen, the spiral guide rail is arranged on the inner side wall of the roller screen, the large gear is arranged at the left end of the roller screen, the pinion is meshed above the large gear, the pinion is connected with the driving motor on the bearing box, the first-stage screen, the second-stage screen and the third-stage screen are sequentially arranged in the roller screen from right to left according to the diameters of the screen holes, and the partition plate capable of separating the screens at all stages is further arranged in the bearing box.
4. The powder sieving and canning device for auxiliary materials of heat preservation in graphitization process according to claim 1, wherein: the powder tank screening device also comprises a first-stage powder tank, a second-stage powder tank, a third-stage powder tank, a small second-stage screen, a small third-stage screen and a screening channel, wherein the first-stage powder tank, the second-stage powder tank and the third-stage powder tank are respectively and correspondingly arranged on the lower surface of a bearing box below each stage of screen of the rotary screen, the screening channel is obliquely connected between the first-stage powder tank, the second-stage powder tank and the third-stage powder tank to the left, and the small second-stage screen and the small third-stage screen are sequentially arranged on the screening channel and the second-stage screen and the third-stage screen from the right to the left.
5. The powder sieving and canning device for auxiliary materials of heat preservation in graphitization process according to claim 1, wherein: the powder tank charging device is respectively connected to the bottoms of the primary powder tank, the secondary powder tank and the tertiary powder tank, and a valve is arranged at the discharge port of the powder tank charging device.
6. The powder sieving and canning device for auxiliary materials of heat preservation in graphitization process according to claim 1, wherein: the automatic feeding device also comprises a feeding hole, a feeding pipe and an induced draft fan, wherein the feeding hole is arranged on the left side of the bearing box and is communicated with the interior of the rotary screen, the feeding pipe is arranged on the bearing building body, the tail end of the feeding pipe is arranged in the feeding hole, and the induced draft fan is arranged on the feeding pipe.
7. The powder sieving and canning device for auxiliary materials of heat preservation in graphitization process according to claim 1, wherein: the discharging and recycling device also comprises a discharging hole, a collecting tank, a recycling pipe and an induced draft fan, wherein the discharging hole is arranged on the right side of the bearing box and is communicated with the inside of the rotary screen, the collecting tank is arranged on the right side of the discharging hole, the recycling pipe is connected with the collecting tank and the feeding hole, and the induced draft fan is arranged on the recycling pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322155914.2U CN220590696U (en) | 2023-08-11 | 2023-08-11 | Screening powder canning material loading device of heat preservation auxiliary material in graphitization process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322155914.2U CN220590696U (en) | 2023-08-11 | 2023-08-11 | Screening powder canning material loading device of heat preservation auxiliary material in graphitization process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220590696U true CN220590696U (en) | 2024-03-15 |
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ID=90182626
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322155914.2U Active CN220590696U (en) | 2023-08-11 | 2023-08-11 | Screening powder canning material loading device of heat preservation auxiliary material in graphitization process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220590696U (en) |
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2023
- 2023-08-11 CN CN202322155914.2U patent/CN220590696U/en active Active
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