CN209772332U - Jet mill with improved efficiency - Google Patents
Jet mill with improved efficiency Download PDFInfo
- Publication number
- CN209772332U CN209772332U CN201920038039.0U CN201920038039U CN209772332U CN 209772332 U CN209772332 U CN 209772332U CN 201920038039 U CN201920038039 U CN 201920038039U CN 209772332 U CN209772332 U CN 209772332U
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- China
- Prior art keywords
- barrel body
- fixedly connected
- pipe
- transmission shaft
- jet mill
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000003756 stirring Methods 0.000 claims abstract description 26
- 230000005540 biological transmission Effects 0.000 claims abstract description 25
- 238000007599 discharging Methods 0.000 claims description 5
- 239000012780 transparent material Substances 0.000 claims description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 56
- 239000010439 graphite Substances 0.000 abstract description 56
- 229910002804 graphite Inorganic materials 0.000 abstract description 56
- 239000012530 fluid Substances 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 6
- 239000008187 granular material Substances 0.000 abstract 2
- 239000002245 particle Substances 0.000 description 48
- 239000000463 material Substances 0.000 description 7
- 230000001105 regulatory effect Effects 0.000 description 7
- 101150114468 TUB1 gene Proteins 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000011362 coarse particle Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 238000010902 jet-milling Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 239000005341 toughened glass Substances 0.000 description 1
Abstract
The utility model discloses an air flow crusher with improved efficiency, which belongs to the field of graphite crushing equipment and comprises a barrel body, an inlet pipe and a discharge pipe, wherein a ring pipe is fixedly connected outside the barrel body, a main air supply pipe and a plurality of distributing air pipes are fixedly connected on the ring pipe, the other end of each distributing air pipe is fixedly connected on the barrel body, a motor is fixedly connected at the top of the barrel body, the motor is fixedly connected with a transmission shaft, and the transmission shaft is rotationally connected on the barrel body; the transmission shaft is fixedly connected with a grading turbine and a plurality of stirring rods, and the stirring rods are all positioned below the grading turbine; fixedly connected with disk body in the staving, the disk body is located and distributes tuber pipe top, has seted up logical groove in the middle of the disk body, has seted up the cavity in the disk body, and a plurality of bar grooves have all been seted up to the upper surface and the lower surface of disk body, the utility model discloses have carried out the regrinding to the graphite granule under the prerequisite that does not increase the power supply, strengthened the effect of fluid energy mill to the crushing efficiency of graphite granule.
Description
Technical Field
The utility model belongs to the technical field of the technique of graphite crushing apparatus and specifically relates to a fluid energy mill of raising efficiency is related to.
Background
The current jet mill has the characteristics of wide application range, high finished product fineness and the like due to the crushing mechanism, and is common in the graphite processing industry. The jet mill, the cyclone separator, the dust remover and the induced draft fan form a whole set of crushing system. Compressed air is filtered and dried, and then is injected into a crushing cavity at a high speed through a Laval nozzle, materials at the intersection point of a plurality of high-pressure air flows are repeatedly collided, rubbed and sheared to be crushed, the crushed materials move to a classification area along with ascending air flow under the suction action of a fan, under the action of strong centrifugal force generated by a classification turbine rotating at a high speed, the thick and thin materials are separated, fine particles meeting the particle size requirement enter a cyclone separator and a dust remover to be collected through a classification wheel, and the coarse particles descend to the crushing area to be continuously crushed.
in the prior art, reference may be made to the chinese patent invention with the publication number CN107930819A, which discloses a jet mill unit, wherein the jet mill unit comprises a jet mill, a feeder, a vortex air pump, an operation table, and a material pipeline, a separator, a catcher, a pressure regulating valve of a pressure gauge, and an air storage bag are sequentially arranged on the material pipeline and communicated with each other through the material pipeline, the jet mill is connected to a feed port of the material pipeline through a connecting device, and the catcher is connected to the vortex air pump through a conduit; the operation table comprises a first table layer, a second table layer and a supporting upright post, the jet mill, the feeder, the separator, the catcher and the gas storage bag are respectively and fixedly connected to the first table layer, and the vortex gas pump is arranged on the upper side of the second table layer; the separator and the bottom side of the catcher are respectively connected with a receiving bucket through a connecting device; the upper side of the gas storage bag is provided with a pressure gauge, a first pressure regulating valve, a second pressure regulating valve and a third pressure regulating valve, the first pressure regulating valve and the second pressure regulating valve are connected with the jet mill, and the third pressure regulating valve is connected with the feeder.
The above prior art solutions have the following drawbacks: when fluid energy mill is smashing graphite, because graphite particle is more exquisite itself, when going into the classification zone after carrying out the breakage, part more coarse graphite can be smashed when blockking by the classification turbine, but more coarse graphite can lead to the fact the damage to the classification turbine can't smash all coarse graphite particles that do not conform to the standard, still a large amount of coarse graphite particles can fall back to and smash the district once more and smash, has influenced fluid energy mill's whole machining efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an efficiency is improved fluid energy mill has carried out the regrinding to graphite particle under the prerequisite that does not increase the power supply, has strengthened fluid energy mill to graphite particle's crushing efficiency, reduces the coarse graphite particle quantity that is screened by hierarchical turbine and falls.
the above technical purpose of the present invention can be achieved by the following technical solutions:
A jet mill for improving efficiency comprises a barrel body, wherein a feed pipe is fixedly connected to a position, close to the bottom, of the barrel body, a discharge pipe is fixedly connected to a position, close to the top, of the barrel body, and the feed pipe and the discharge pipe are both communicated with the interior of the barrel body; the barrel body is fixedly connected with an annular pipe outside the barrel body, the annular pipe is fixedly connected with a main air supply pipe and a plurality of distribution air pipes, the main air supply pipe and the distribution air pipes are communicated in the annular pipe, the other end of each distribution air pipe is fixedly connected to the barrel body, each distribution air pipe is communicated with the inside of the barrel body, the top of the barrel body is fixedly connected with a motor, the motor is fixedly connected with a transmission shaft, the transmission shaft is vertically arranged, the transmission shaft is rotatably connected to the barrel body, and the transmission shaft extends into the inside of the barrel; the part of the transmission shaft extending into the barrel body is fixedly connected with a grading turbine and a plurality of stirring rods, and the stirring rods are all positioned below the grading turbine;
Fixedly connected with disk body in the staving, the disk body is located and distributes tuber pipe top, has seted up logical groove in the middle of the disk body, has seted up the cavity in the disk body, and a plurality of bar grooves have all been seted up to the upper surface and the lower surface of disk body.
By adopting the scheme, the main air supply pipe sends air into the annular pipes, and the annular pipes send the air into each sub air supply pipe and then spray the air into the barrel body to generate airflow; inside the staving is sent graphite particle to the conveying pipe, graphite particle was smashed by the air current, then the air current presss from both sides the area and passes around the disk body gets into the puddler after smashing graphite particle, the disk body accelerates the air current that passes, the motor drives the puddler and rotates, graphite particle and puddler bump, carry out the regrinding to graphite particle, strengthened fluid energy mill to graphite particle's crushing efficiency, reduce the coarse graphite particle quantity that is screened by hierarchical turbine and falls down.
The utility model discloses further set up to: the upper surface of the tray body is fixedly connected with a plurality of arc-shaped plates, the arc-shaped plates are circumferentially arrayed on the upper surface of the tray body, the arc-shaped plates are spirally arranged, and the motor drives the stirring rod to rotate along the spiral direction of the arc-shaped plates.
Through adopting above-mentioned scheme, the air current that is blown out by the bar groove is blockked by the arc, is the spiral and upwards blows, and the motor drives the puddler and rotates along the spiral direction of arc, makes the air further accelerate in puddler department, improves the crushing effect of puddler.
The utility model discloses further set up to: the bar-shaped groove is arranged in an arc shape, and the inclination angle of the bar-shaped groove is the same as that of the arc-shaped plate.
through adopting above-mentioned scheme, curved bar groove makes the air current blow along the arc more easily, reduces the resistance that the air current received.
The utility model discloses further set up to: the area of the longitudinal section of the through groove is gradually reduced from one side close to the transmission shaft to the other side.
Through adopting above-mentioned scheme, lead to the groove and make the air current that passes more easily diffuse, near the puddler is mainly spouted by leading to the groove to graphite particle, and graphite particle is easy to the diffusion all around after leading to the groove, makes graphite particle distribute as far as possible even in the staving, improves crushing effect.
The utility model discloses further set up to: the position of the barrel body corresponding to each distribution air pipe is provided with a conical groove, one end of each conical groove is communicated with the distribution air pipe, the other end of each conical groove is communicated with the inside of the barrel body, and the cross sectional area of each conical groove is gradually reduced from one end close to the distribution air pipe to the other end; the position of the barrel body corresponding to each conical groove is fixedly connected with a Laval nozzle, and each conical groove is communicated with the corresponding Laval nozzle.
Through adopting above-mentioned scheme, the bell jar accelerates the wind that the air-supply pipe sent into, improves the crushing effect of air current.
The utility model discloses further set up to: the inside of the barrel body is fixedly connected with a wear-resistant layer corresponding to the position above the disk body.
By adopting the scheme, the wear-resistant layer prevents graphite particles from wearing the barrel body when colliding with the inner side wall of the barrel body.
The utility model discloses further set up to: the feed pipe stretches into the barrel body, and one end of the feed pipe in the barrel body extends to the middle position of the barrel body and is bent upwards.
through adopting above-mentioned scheme, make the inlet pipe directly send graphite particle to in the middle of the staving, be favorable to the broken graphite particle of air current.
The utility model discloses further set up to: the barrel body is provided with an observation port, a transparent plate made of transparent material is fixedly connected to the position of the barrel body corresponding to the observation port, and the transparent plate covers the observation port.
By adopting the scheme, a user can observe the condition in the barrel body through the transparent plate to judge whether the machine normally runs.
To sum up, the utility model discloses following beneficial effect has:
1. The main air supply pipe sends air into the annular pipes, and the annular pipes send the air into each sub air supply pipe and then spray the air into the barrel body to generate airflow; graphite particles are conveyed into the barrel body by the conveying pipe, the graphite particles are crushed by airflow, then the crushed graphite particles are driven by the airflow clamp to pass through the disk body and enter the periphery of the stirring rod, the disk body accelerates the passing airflow, the motor drives the stirring rod to rotate, the graphite particles collide with the stirring rod, and the graphite particles are crushed for the second time, so that the crushing efficiency of the airflow crusher on the graphite particles is enhanced, and the number of coarse graphite particles screened and dropped by the grading turbine is reduced;
2. The airflow blown out from the strip-shaped groove is blocked by the arc-shaped plate and is blown upwards spirally, and the motor drives the stirring rod to rotate along the spiral direction of the arc-shaped plate, so that the air is further accelerated at the stirring rod, and the crushing effect of the stirring rod is improved;
3. The air current that leads to the groove messenger and pass diffuses more easily, and near the puddler is mainly spouted by leading to the groove to graphite particle, and graphite particle is to diffusing all around easily behind the groove of leading to, makes graphite particle distribute as far as possible evenly in the staving, improves crushing effect.
drawings
FIG. 1 is a schematic view of the overall structure of the embodiment;
FIG. 2 is a sectional view showing an inner structure of a protruding tub in the embodiment;
FIG. 3 is a cross-sectional view of a protruding dispensing air hose of an embodiment;
FIG. 4 is an enlarged view of portion A of FIG. 3;
FIG. 5 is a schematic view of the structure of the protruding strip-shaped groove and the arc-shaped plate in the embodiment.
in the figure, 1, a barrel body; 11. a staged turbine; 111. a motor; 112. a drive shaft; 113. a stirring rod; 12. a discharge pipe; 13. a feed pipe; 14. a main blast pipe; 141. an annular tube; 1411. a strut; 142. distributing air pipes; 1421. a tapered groove; 143. a laval nozzle; 15. a viewing port; 151. a transparent plate; 16. a wear layer; 2. a tray body; 21. a cavity; 22. a through groove; 23. a strip-shaped groove; 24. an arc-shaped plate.
Detailed Description
Example (b): the utility model provides a fluid energy mill of raising efficiency, as shown in fig. 1 and 2, includes staving 1, is close to bottom position department fixedly connected with inlet pipe 13 at staving 1, and inlet pipe 13 stretches into staving 1 setting, and inlet pipe 13 one end extends to staving 1 intermediate position department and upwards buckles in staving 1. The discharging pipe 12 is fixedly connected to the position, close to the top, of the barrel body 1, and the discharging pipe 12 is communicated with the interior of the barrel body 1. Graphite enters the interior of the barrel body 1 through the feeding pipe 13 and then is discharged out of the barrel body 1 through the discharging pipe 12.
as shown in fig. 1, a motor 111 is fixedly connected to the top of the barrel body 1, a transmission shaft 112 is fixedly connected to the motor 111, the transmission shaft 112 is vertically arranged, the transmission shaft 112 is rotatably connected to the barrel body 1, and the transmission shaft 112 extends into the barrel body 1. The part of the transmission shaft 112 extending into the barrel body 1 is fixedly connected with a grading turbine 11. A plurality of stirring rods 113 are fixedly connected to the transmission shaft 112, the stirring rods 113 are located below the stepped turbine 11, and the stirring rods 113 are arranged on the transmission shaft 112 in an array. The motor 111 drives the transmission shaft 112 to rotate, the transmission shaft 112 drives the grading turbine 11 and the stirring rod 113 to rotate, the grading turbine 11 grades the graphite particles, so that coarse graphite particles which do not meet the standard fall below, and the stirring rod 113 smashes the graphite particles.
as shown in fig. 1, an observation port 15 is formed on the barrel body 1, a transparent plate 151 is fixedly connected to a position of the barrel body 1 corresponding to the observation port 15, the transparent plate 151 is made of a transparent material such as tempered glass or acrylic plate, and the transparent plate 151 covers the observation port 15. The user can judge whether the machine is normally operated by observing the conditions inside the tub 1 through the transparent plate 151.
As shown in fig. 1 and 2, a ring-shaped tube 141 is arranged outside the barrel body 1, a plurality of struts 1411 are fixedly connected to the barrel body 1 at positions corresponding to the ring-shaped tube 141, and the other end of each strut 1411 is fixedly connected to the ring-shaped tube 141. The annular duct 141 is fixedly connected with a main air supply duct 14, and the main air supply duct 14 communicates with the inside of the annular duct 141. A plurality of distributing air pipes 142 are fixedly connected to the annular pipe 141, the distributing air pipes 142 are circumferentially arranged on the annular pipe 141 in an array manner, the other end of each distributing air pipe 142 is fixedly connected to the barrel body 1, and each distributing air pipe 142 is communicated with the inside of the barrel body 1.
As shown in fig. 3 and 4, a tapered groove 1421 is formed at a position of the barrel body 1 corresponding to each of the distribution air ducts 142, one end of the tapered groove 1421 is communicated with the distribution air ducts 142, and the other end of the tapered groove 1421 is communicated with the inside of the barrel body 1. The cross-sectional area of tapered slot 1421 decreases from one end near dispensing air duct 142 to the other. A laval nozzle 143 is fixedly connected to the inside of the barrel 1 at a position corresponding to each tapered groove 1421, and each tapered groove 1421 is communicated with the corresponding laval nozzle 143. The laval nozzles 143 are all located above the feed pipe 13. The main blowing duct 14 blows air into the circular duct 141, and the circular duct 141 blows air into each of the dispensing air ducts 142, and is then sprayed from each of the dispensing air ducts 142 to the inside of the tub 1 through the laval nozzle 143.
As shown in fig. 3 and 5, a disk 2 is fixedly connected in the tub 1, and the disk 2 is positioned above the laval nozzle 143. A through groove 22 is formed in the middle of the disc body 2, and the area of the longitudinal section of the through groove 22 is gradually reduced from one side close to the transmission shaft 112 to the other side. Seted up cavity 21 in disk body 2, a plurality of bar grooves 23 have all been seted up to the upper surface and the lower surface of disk body 2, and bar groove 23 is the arc setting, and bar groove 23 circumference array is on disk body 2. A plurality of arc-shaped plates 24 are fixedly connected to the upper surface of the tray body 2, the arc-shaped plates 24 are circumferentially arrayed on the upper surface of the tray body 2, the arc-shaped plates 24 are spirally arranged, and the inclination angles of the strip-shaped grooves 23 and the arc-shaped plates 24 are the same. The air blown by the laval nozzle 143 is blown to the position of the stirring rod 113 from the through groove 22 or the strip-shaped groove 23 along with the graphite particles. The wind blown out by the strip-shaped groove 23 is blocked by the arc-shaped plate 24 and blows upwards in a spiral shape, so that the wind corresponding to the stirring rod 113 in the barrel body 1 flows in a spiral shape, the motor 111 drives the stirring rod 113 to rotate along the spiral direction of the arc-shaped plate 24, air is accelerated at the stirring rod 113, graphite particles and the stirring rod 113 collide under the driving of wind power, and secondary crushing is performed on the graphite particles.
Referring back to fig. 2 and 3, the wear-resistant layer 16 is fixedly connected to the position above the corresponding disc body 2 inside the barrel body 1, and the wear-resistant layer 16 prevents the graphite particles from wearing the barrel body 1 when colliding with the inner side wall of the barrel body 1.
The use method comprises the following steps: the main blast pipe 14 blows the inside air current that produces of staving 1 with wind, and the conveying pipe sends graphite particle to staving 1 inside, and graphite particle is by jet milling, then the air current clamp takes the graphite particle after smashing to pass around disk body 2 gets into puddler 113, and motor 111 drives puddler 113 and hierarchical turbine 11 rotates, and the air current is the spiral after 23 through bar-shaped groove and flows at the internal circulation, drives graphite particle and 113 bumps, carries out the regrinding to graphite particle. Then, the grading turbine 11 grades the graphite particles, the fine graphite particles are discharged out of the barrel 1 through the discharge pipe 12, and the coarse graphite particles fall to the stirring rod 113 for crushing. The graphite particles are secondarily crushed on the premise of not increasing a power source, so that the crushing efficiency of the jet mill on the graphite particles is enhanced, and the number of coarse graphite particles falling from the grading turbine 11 in a screening manner is reduced.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. A jet mill for improving efficiency comprises a barrel body (1), wherein a feeding pipe (13) is fixedly connected to the position, close to the bottom, of the barrel body (1), a discharging pipe (12) is fixedly connected to the position, close to the top, of the barrel body (1), and the feeding pipe (13) and the discharging pipe (12) are communicated with the inside of the barrel body (1); at staving (1) outer fixedly connected with annular pipe (141), fixedly connected with main blast pipe (14) and a plurality of tuber pipe (142) of dividing on annular pipe (141), main blast pipe (14) all communicate in annular pipe (141) with dividing tuber pipe (142), every divides the equal fixed connection of tuber pipe (142) other end of dividing on staving (1), every divides tuber pipe (142) of dividing all to communicate inside staving (1), its characterized in that: the top of the barrel body (1) is fixedly connected with a motor (111), the motor (111) is fixedly connected with a transmission shaft (112), the transmission shaft (112) is vertically arranged, the transmission shaft (112) is rotatably connected to the barrel body (1), and the transmission shaft (112) extends into the barrel body (1); a grading turbine (11) and a plurality of stirring rods (113) are fixedly connected to the part, extending into the barrel body (1), of the transmission shaft (112), and the stirring rods (113) are all positioned below the grading turbine (11);
Fixedly connected with disk body (2) in staving (1), disk body (2) are located and distribute tuber pipe (142) top, have seted up logical groove (22) in the middle of disk body (2), have seted up cavity (21) in disk body (2), and a plurality of bar grooves (23) have all been seted up to the upper surface and the lower surface of disk body (2).
2. The improved efficiency jet mill as recited in claim 1, further comprising: the upper surface of the tray body (2) is fixedly connected with a plurality of arc-shaped plates (24), the arc-shaped plates (24) are circumferentially arrayed on the upper surface of the tray body (2), the arc-shaped plates (24) are spirally arranged, and the motor (111) drives the stirring rod (113) to rotate along the spiral direction of the arc-shaped plates (24).
3. The improved efficiency jet mill as recited in claim 2, further comprising: the strip-shaped groove (23) is arranged in an arc shape, and the inclination angles of the strip-shaped groove (23) and the arc-shaped plate (24) are the same.
4. The improved efficiency jet mill as recited in claim 1, further comprising: the area of the longitudinal section of the through groove (22) is gradually reduced from one side close to the transmission shaft (112) to the other side.
5. The improved efficiency jet mill as recited in claim 1, further comprising: the position of the barrel body (1) corresponding to each distribution air pipe (142) is provided with a conical groove (1421), one end of each conical groove (1421) is communicated with each distribution air pipe (142), the other end of each conical groove (1421) is communicated with the inside of the barrel body (1), and the cross sectional area of each conical groove (1421) is gradually reduced from one end close to each distribution air pipe (142) to the other end; the Laval nozzle (143) is fixedly connected to the position, corresponding to each conical groove (1421), in the barrel body (1), and each conical groove (1421) is communicated with the corresponding Laval nozzle (143).
6. The improved efficiency jet mill as recited in claim 1, further comprising: the inner part of the barrel body (1) is fixedly connected with a wear-resistant layer (16) at a position corresponding to the upper part of the disk body (2).
7. The improved efficiency jet mill as recited in claim 1, further comprising: the feeding pipe (13) extends into the barrel body (1), and one end of the feeding pipe (13) in the barrel body (1) extends to the middle position of the barrel body (1) and is bent upwards.
8. The improved efficiency jet mill as recited in claim 1, further comprising: an observation port (15) is formed in the barrel body (1), a transparent plate (151) made of transparent materials is fixedly connected to the position, corresponding to the observation port (15), of the barrel body (1), and the transparent plate (151) covers the observation port (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920038039.0U CN209772332U (en) | 2019-01-09 | 2019-01-09 | Jet mill with improved efficiency |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920038039.0U CN209772332U (en) | 2019-01-09 | 2019-01-09 | Jet mill with improved efficiency |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209772332U true CN209772332U (en) | 2019-12-13 |
Family
ID=68792072
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920038039.0U Expired - Fee Related CN209772332U (en) | 2019-01-09 | 2019-01-09 | Jet mill with improved efficiency |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209772332U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112844634A (en) * | 2020-12-31 | 2021-05-28 | 湖南华通粉体设备科技有限公司 | Nail nest mill |
| CN115350792A (en) * | 2022-08-05 | 2022-11-18 | 卞真传 | Integrated spherical graphite processing equipment |
| CN116764740A (en) * | 2023-06-20 | 2023-09-19 | 浙江捷罡科技有限公司 | Special crushing classifier for long-cavity carbon black |
-
2019
- 2019-01-09 CN CN201920038039.0U patent/CN209772332U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112844634A (en) * | 2020-12-31 | 2021-05-28 | 湖南华通粉体设备科技有限公司 | Nail nest mill |
| CN112844634B (en) * | 2020-12-31 | 2022-07-26 | 湖南华通粉体设备科技有限公司 | Nail nest mill |
| CN115350792A (en) * | 2022-08-05 | 2022-11-18 | 卞真传 | Integrated spherical graphite processing equipment |
| CN116764740A (en) * | 2023-06-20 | 2023-09-19 | 浙江捷罡科技有限公司 | Special crushing classifier for long-cavity carbon black |
| CN116764740B (en) * | 2023-06-20 | 2024-02-09 | 浙江捷罡科技有限公司 | Special crushing classifier for long-cavity carbon black |
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| 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: 20191213 |