CN218928310U - Particle plastic collecting and distributing dust removing mechanism - Google Patents
Particle plastic collecting and distributing dust removing mechanism Download PDFInfo
- Publication number
- CN218928310U CN218928310U CN202222255338.4U CN202222255338U CN218928310U CN 218928310 U CN218928310 U CN 218928310U CN 202222255338 U CN202222255338 U CN 202222255338U CN 218928310 U CN218928310 U CN 218928310U
- Authority
- CN
- China
- Prior art keywords
- round
- hole
- blanking
- dust removing
- removing mechanism
- 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.)
- Active
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
Landscapes
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The utility model relates to a particle plastic collecting and distributing dust removing mechanism, and belongs to the technical field of plastic particle dust removing. The collecting and distributing dust removing mechanism comprises a round groove, wherein a central through hole and a plurality of blanking holes are formed in the bottom of the round groove, and the blanking holes are uniformly distributed around the central through hole; the round tube is fixedly connected to the bottom of the round groove and communicated with the central through hole; the hollow motor is sleeved on the circular tube; the round block is rotationally arranged in the round groove, a round hole coaxial with the round block is formed in the center of the round block, the round pipe is inserted into the round hole, the hollow motor is connected with the round block, and a plurality of blanking channels corresponding to the blanking holes are formed in the round block; the end wall of the open end of the funnel is fixedly connected with the outer bottom wall of the circular groove, and the blanking hole is positioned in the funnel; and the exhaust fan is detachably and fixedly arranged in the circular tube and is used for extracting air in the funnel. Through the structure, the mechanism has a good dust removal effect on plastic particles.
Description
Technical Field
The utility model belongs to the technical field of plastic particle dust removal, and particularly relates to a particle plastic collecting and distributing dust removal mechanism.
Background
Part of plastic pipes produced by enterprises are unqualified in quality, and the reason is that the raw materials for producing the plastic pipes contain dust, dust and other impurities. The plastic pipe is mainly made of plastic particles, the plastic particles are in a granular structure formed by cutting strip-shaped plastic rods processed by an extruding machine, and before the plastic particles enter a melting furnace to be melted into liquid, the plastic particles are required to be subjected to procedures of cooling, conveying, packaging and the like, and in the procedures, the plastic particles are inevitably contacted with air and are stuck with dust and dust in the air. Therefore, in order to improve the quality of plastic pipes produced by enterprises, a particle plastic collecting and dust removing mechanism is designed for removing dust and dust on the surfaces of plastic particles before the plastic pipes are put into plastic pipe forming equipment.
Disclosure of Invention
The utility model provides a particle plastic collecting and distributing dust removing mechanism which is used for solving the technical problem that dust and dust adhere to the surfaces of plastic particles before the plastic particles are put into plastic pipe forming equipment.
The utility model is realized by the following technical scheme: a particulate plastic collecting and distributing dust removing mechanism comprising:
the bottom of the round groove is provided with a central through hole and a plurality of blanking holes, and the blanking holes are uniformly distributed around the central through hole;
the round tube is fixedly connected to the bottom of the round groove and communicated with the central through hole;
the hollow motor is sleeved on the circular tube;
the round block is rotationally arranged in the round groove, a round hole coaxial with the round block is formed in the center of the round block, the round pipe is inserted into the round hole, the hollow motor is connected with the round block, and a plurality of blanking channels corresponding to the blanking holes are formed in the round block;
the end wall of the open end of the funnel is fixedly connected with the outer bottom wall of the circular groove, and the blanking hole is positioned in the funnel;
the exhaust fan is detachably and fixedly arranged in the circular tube and is used for extracting air in the funnel.
Further, for better implementation of the utility model, the blanking channels have an inlet and an outlet for interfacing with the blanking holes, wherein one or more of the inlets of the blanking channels are detachably mounted with baffles.
Further, for better implementation of the utility model, the baffle is bolted to the knob.
Further, in order to better realize the utility model, the exhaust fan comprises a mounting frame, a driving motor, a rotating shaft and fan blades, wherein the driving motor is mounted on the mounting frame, the rotating shaft is connected with an output shaft of the driving motor, the fan blades are fixedly arranged on the rotating shaft, the mounting frame is fixedly connected in an external threaded pipe, and the external threaded pipe is in threaded connection with the circular pipe.
Further, in order to better realize the utility model, a filtering part is also arranged in the circular tube, and the filtering part is positioned between the exhaust fan and the central through hole.
Further, in order to better realize the utility model, the inner wall of the middle part of the circular tube is provided with a convex ring, the filtering part comprises a box body, a box cover and a filtering material, the filtering material is arranged in the box body, the box cover covers the box opening of the box body, the box body is lapped on the convex ring, and the box bottom and the box cover of the box body are both mesh plates.
Further, in order to better realize the utility model, the convex ring is provided with a plurality of jacks, the outer bottom wall of the box body is fixedly provided with a plurality of convex columns, and each jack is inserted with one convex column.
Further, in order to better realize the utility model, the box cover is fixedly adhered to the box opening of the box body, and a handle is convexly arranged at the center of the box cover.
Further, in order to better implement the present utility model, the filter material is activated carbon or sponge.
Compared with the prior art, the utility model has the following beneficial effects:
the utility model provides a plastic particle collecting and distributing dust removing mechanism which comprises a round groove, a round pipe, a hollow motor, a round block, a funnel and an exhaust fan, wherein a central through hole and a plurality of blanking holes are formed in the bottom of the round groove and are uniformly distributed around the central through hole, the round pipe is fixedly connected to the bottom of the round groove and is communicated with the central through hole, the hollow motor is sleeved on the round pipe and is detachably and fixedly connected with the round pipe, the round block is rotatably arranged in the round groove, a round hole coaxial with the round block is formed in the center of the round block, the round pipe is rotatably inserted in the round hole, in this way, the round block can rotate around the round pipe in the round groove, the power output end of the hollow motor is connected with the round block, so that the round block is driven to rotate in the round groove by the hollow motor, a plurality of blanking channels corresponding to the blanking holes are formed in the round block, after the plastic particles enter the blanking channels, the plastic particles automatically fall on the bottom of the round groove and fall from the blanking holes, the end wall of the funnel is fixedly connected with the blanking wall of the round groove, the outer bottom of the round funnel is arranged at the bottom of the round groove, and the outer bottom of the round funnel is positioned in the round hole, and the round funnel is fixedly arranged in the exhaust fan, and can be detached from the exhaust fan.
Through the structure, the plastic particles are guided into the round groove and then fall on the round block, and then flow is guided through the blanking channel, so that the plastic particles fall on the bottom of the round groove and fall out of the round groove from the blanking hole at the bottom of the round groove, the plastic particles falling out of the round groove fall into the funnel, the plastic particles rub with each other in the falling process of the plastic particles and the bouncing process of the plastic particles due to contact with the inner wall of the funnel, so that dust and dust on the surface of the plastic particles shake off, the exhaust fan extracts air in the funnel, and the weight of the dust and the dust is far lower than that of the plastic particles, so that the dust and the dust enter the round tube along with the air flow from the central through hole in the air extraction process, the separation of the dust, the dust and the particle plastic is realized, and the plastic particles coming out of the necking end of the funnel directly enter the plastic tube forming equipment, so that the plastic particles entering the plastic tube forming equipment are cleaner, and the quality of the produced plastic tube is improved. Moreover, after the plastic particles are poured into the circular groove, the hollow motor and the exhaust fan work simultaneously and continuously, and the circular block also has the effect of stirring the plastic particles, so that a large number of plastic particles enter different blanking holes from different blanking channels, namely, the circular groove gathers the plastic particles, and the blanking channels and the blanking holes disperse the gathered plastic particles, so that a large number of plastic particles disperse and fall, and dust inside the plastic particle group are more convenient to suck away, and the collecting and dust removing mechanism has a good dust removing effect on the plastic particles.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic structural view of a plastic particle collecting and distributing dust removing mechanism provided by an embodiment of the utility model;
FIG. 2 is a top view of the plastic particle collecting and distributing dust removing mechanism shown in FIG. 1;
FIG. 3 is an exploded view of the plastic particle collecting and distributing dust removing mechanism shown in FIG. 1;
FIG. 4 is a schematic view of the structure of a filtering portion in an embodiment of the present utility model;
FIG. 5 is another view of the filter portion shown in FIG. 4;
FIG. 6 is an exploded view of the filter unit shown in FIG. 4;
FIG. 7 is a schematic view of the structure of a round block in an embodiment of the utility model;
FIG. 8 is another view of the knob shown in FIG. 7;
FIG. 9 is a schematic view of the configuration of a circular groove in an embodiment of the present utility model;
FIG. 10 is another view of the circular groove of FIG. 9;
FIG. 11 is a cross-sectional view of the circular groove shown in FIG. 9;
figure 12 is a schematic view of the structure of an exhaust fan in an embodiment of the utility model.
In the figure:
1-a circular groove; 11-blanking holes; 2-round tubes; 21-a convex ring; 3-a hollow motor; 4-round blocks; 41-blanking channels; 5-funnel; 6-exhaust fan; 61-mounting rack; 62-driving a motor; 63-rotating shaft; 64-fan blades; 65-an externally threaded tube; 7-a baffle; 8-a bolt; 9-a filter section; 91-a box; 92-box cover; 93-a filter material; 94-convex columns; 95-handle.
Detailed Description
In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, based on the examples herein, which are within the scope of the utility model as defined by the claims, will be within the scope of the utility model as defined by the claims.
Example 1:
the plastic granules collection and distribution dust removal mechanism that this embodiment provided includes circular slot 1, pipe 2, hollow motor 3, the round piece 4, funnel 5 and air exhauster 6, center through-hole and a plurality of blanking hole 11 have been seted up at the tank bottom of above-mentioned circular slot 1, a plurality of blanking holes 11 encircle above-mentioned center through-hole evenly distributed, above-mentioned pipe 2 welding or integrated into one piece set up at the tank bottom of circular slot 1 and this pipe 2 and above-mentioned center through-hole intercommunication, hollow motor 3 cover can dismantle fixed connection on pipe 2 and with pipe 2, round piece 4 rotates and installs in above-mentioned circular slot 1 and the center of this round piece 4 has seted up with the coaxial round hole of round piece 4, above-mentioned pipe 2 rotates the cartridge in above-mentioned round hole, in this way, round piece 4 can rotate around above-mentioned pipe 2 in circular slot 1, above-mentioned hollow motor 3 links to each other with above-mentioned circular piece 4, thereby utilize hollow motor 3 to drive above-mentioned round piece 4 rotate in circular slot 1, a plurality of channels 41 that correspond with above-mentioned blanking hole 11 have been seted up on round piece 4, plastic granules get into behind the blanking channel 2 and can dismantle fixed connection with the funnel 5 in the air exhauster 5 in the bottom of the hole 1 and the funnel that falls from the bottom of the hole 5 in the bottom of the round slot 5, the funnel 5 is then can be fixed in the air exhauster 1 in the bottom of the hole 5 of the round hole that falls out of the funnel 5, the funnel is located in the bottom of the blanking hole 5 in the blanking hole 5 after the blanking channel is had.
Through the structure, the plastic particles are guided into the round groove 1 and then fall on the round block 4, and then flow is guided through the blanking channel 41, so that the plastic particles fall on the bottom of the round groove 1 and fall out of the round groove 1 from the blanking hole 11 at the bottom of the round groove 1, the plastic particles falling out of the round groove 1 fall into the funnel 5, the plastic particles rub against each other in the falling process of the plastic particles and in the bouncing process of the plastic particles contacting with the inner wall of the funnel 5, so that dust and dust on the surface of the plastic particles shake off, the air in the funnel 5 is extracted by the air exhauster 6, and the dust and dust are far lower than the plastic particles in weight, so that the dust and dust enter the round tube 2 along with the air flow from the central through hole in the air exhausting process, thereby realizing the separation of dust, dust and particle plastics, and the plastic particles coming out of the necking end of the funnel 5 directly enter the plastic tube forming equipment, so that the plastic particles entering the plastic tube forming equipment are cleaner, and the quality of the produced plastic tube is improved. Moreover, after the plastic particles are poured into the circular groove 1, the hollow motor 3 and the exhaust fan 6 work simultaneously and continuously, and the round block 4 also has the effect of stirring the plastic particles, so that a large amount of plastic particles enter different blanking holes 11 from different blanking channels 41, namely, the circular groove 1 gathers the plastic particles, and the blanking channels 41 and the blanking holes 11 disperse the gathered plastic particles, so that a large amount of plastic particles are dispersed and fall down, and dust inside a plastic particle group are more convenient to be sucked away, and the collecting and dust removing mechanism has a good dust removing effect on the plastic particles.
The necking end of the funnel 5 is connected to the feed inlet of the plastic pipe forming device through a flange, so that the plastic conveyed by the conveying device is poured into the circular groove 1, and after dust removal, the plastic particles directly enter the plastic pipe forming device. Of course, a bracket may be disposed on the outer wall of the funnel 5, and the bracket supports the whole plastic particle collecting and distributing dust removing mechanism, so that the funnel 5 is suspended, the necking end (i.e. the lower end) of the funnel 5 is connected with a lifting mechanism, and the plastic particles after being dedusted by the plastic particle collecting and distributing dust removing mechanism are sent into the plastic pipe forming device by means of the lifting mechanism.
The round block 4 rotates in the round groove 1, and a gap of 0.5mm-1mm is arranged between the round block 4 and the groove bottom of the round groove 1, so that the round block 4 flexibly rotates in the round groove 1, the particle size of plastic particles is usually larger than 1mm, and therefore the plastic particles cannot enter the gap between the round block 4 and the groove bottom of the round groove 1, and even if dust is filled in the gap between the round block 4 and the groove bottom of the round groove 1, the round block 4 can be removed periodically for cleaning. Thus, different plastic particles in the same blanking channel 41 will fall from different blanking holes 11, and the side wall of the blanking channel 41 can scrape the plastic particles, so that the plastic particles are less prone to blocking the blanking holes 11.
The blanking channels 41 have an inlet and an outlet for interfacing with the blanking apertures 11, wherein the baffle 7 is removably mounted at the inlet of one or more of the blanking channels 41. Thus, no plastic particles enter the blanking channel 41 blocked by the baffle 7, at this time, the blanking channel 41 is a hollow cavity, and when the blanking channel 41 corresponds to the blanking hole 11, no plastic particles enter the blanking hole 11, so that the blanking hole 11 is blanked intermittently, and the blocking probability of the blanking hole 11 is further reduced.
Optionally, the baffle 7 is bolted to the round block 4 by bolts 8 to facilitate disassembly. The user can optionally install the baffle 7 as desired.
An alternative implementation of this embodiment is as follows: the exhaust fan 6 comprises a mounting frame 61, a driving motor 62, a rotating shaft 63 and fan blades 64, wherein the driving motor 62 is mounted on the mounting frame 61, the rotating shaft 63 is connected with an output shaft of the driving motor 62, the driving motor 62 drives the rotating shaft 63 to rotate on the mounting frame 61, the fan blades 64 are fixedly arranged on the rotating shaft 63, the mounting frame 61 is welded in an external thread pipe 65, the external thread pipe 65 is in threaded connection with the circular pipe 2, namely, an internal thread is arranged on the inner wall of the circular pipe 2, and the external thread pipe 65 is in threaded connection with the internal thread. In order to make the externally threaded pipe 65 more firmly installed in the circular pipe 2, a pressing plate for pressing the externally threaded pipe 65 is also screwed into the circular pipe 2. The exhaust fan 6 with the structure is convenient to disassemble and assemble. Of course, the exhaust fan 6 in this embodiment may be an exhaust device of a suitable type in the prior art, and its installation mode is the same as that of the prior art, so detailed description thereof will not be provided here. The drive motor 62 and the center motor are connected to a power source so that the drive motor 62 and the center motor are powered by the power source.
An alternative implementation of this embodiment is as follows: a filter 9 is also mounted in the tube 2, the filter 9 being located between the suction fan 6 and a central through hole in the bottom of the circular groove 1, so that the suction fan 6 draws air from the funnel 5, which is filtered by the filter 9 before reaching the suction fan 6.
Optionally, the filtering part 9 includes a case 91, a case cover 92, and a filtering material 93, a convex ring 21 is provided on an inner wall of a middle portion of the circular tube 2, the case 91 is overlapped on the convex ring 21, and the case 91 is fixed on the convex ring 21 by adhesive bonding. The bottom of the case 91 and the cover 92 are mesh plates, the filter 93 is installed in the case 91, the cover 92 covers the mouth of the case 91, specifically, the cover 92 is adhered to the mouth of the case 91, and a handle 95 is protruded at the center of the cover 92. Of course, the case 91 may overlap the convex ring 21, and the suction force of the suction fan 6 may be resisted by the gravity of the filter unit 9.
The air flow enters the box body 91 through the mesh holes at the bottom of the box body 91 and contacts with the filter material 93, the filter material 93 is activated carbon or sponge, the filter material 93 filters dust, dust or toxic elements in the air flow, and then the air flow passes through the mesh holes of the box cover 92 of the box body 91 and finally reaches the exhaust fan 6. With the aid of the above-mentioned handle 95, it is convenient for the user to take out the entire filter portion 9 from the circular tube 2.
More preferably, the convex ring 21 is provided with a plurality of insertion holes, and the outer bottom wall of the box 91 is integrally provided with a plurality of convex columns 94, and each insertion hole is inserted with one convex column 94. This allows the case 91 to be more firmly mounted in the circular tube 2.
The above description is merely an embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art can easily think about changes or substitutions within the technical scope of the present utility model, and it is intended to cover the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.
Claims (9)
1. The utility model provides a granule plastics collection and distribution dust removal mechanism which characterized in that includes:
the bottom of the round groove is provided with a central through hole and a plurality of blanking holes, and the blanking holes are uniformly distributed around the central through hole;
the round tube is fixedly connected to the bottom of the round groove and communicated with the central through hole;
the hollow motor is sleeved on the circular tube;
the round block is rotationally arranged in the round groove, a round hole coaxial with the round block is formed in the center of the round block, the round pipe is inserted into the round hole, the hollow motor is connected with the round block, and a plurality of blanking channels corresponding to the blanking holes are formed in the round block;
the end wall of the open end of the funnel is fixedly connected with the outer bottom wall of the circular groove, and the blanking hole is positioned in the funnel;
the exhaust fan is detachably and fixedly arranged in the circular tube and is used for extracting air in the funnel.
2. The particulate plastic collecting and distributing dust removing mechanism according to claim 1, wherein: the blanking channel is provided with an inlet and an outlet, the outlet is used for being in butt joint with the blanking hole, and one or more of the inlets of the blanking channel are detachably provided with baffles.
3. A particulate plastic collecting and distributing dust removing mechanism according to claim 2, wherein: the baffle is bolted on the round block through bolts.
4. The particulate plastic collecting and distributing dust removing mechanism according to claim 1, wherein: the exhaust fan comprises a mounting frame, a driving motor, a rotating shaft and fan blades, wherein the driving motor is mounted on the mounting frame, the rotating shaft is connected with an output shaft of the driving motor, the fan blades are fixedly arranged on the rotating shaft, the mounting frame is fixedly connected in an external thread pipe, and the external thread pipe is in threaded connection with the circular pipe.
5. A particulate plastics collecting and distributing dust removing mechanism according to any one of claims 1 to 4, wherein: and a filtering part is arranged in the circular tube and is positioned between the exhaust fan and the central through hole.
6. The particulate plastic collecting and distributing dust removing mechanism according to claim 5, wherein: the middle part inner wall of pipe is provided with the bulge loop, filtering part includes box body, lid and filter material, filter material installs in the box body, the lid closes the box mouth department of box body, the box body overlap joint is in on the bulge loop, and the bottom of the box body and the lid is the mesh board.
7. The particulate plastic collecting and distributing dust removing mechanism according to claim 6, wherein: the convex ring is provided with a plurality of jacks, the outer bottom wall of the box body is fixedly provided with a plurality of convex columns, and each jack is inserted with one convex column.
8. The particulate plastic collecting and distributing dust removing mechanism according to claim 6, wherein: the box cover is fixedly adhered to the box opening of the box body, and a handle is convexly arranged at the center of the box cover.
9. The particulate plastic collecting and distributing dust removing mechanism according to claim 6, wherein: the filter material is activated carbon or sponge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222255338.4U CN218928310U (en) | 2022-08-25 | 2022-08-25 | Particle plastic collecting and distributing dust removing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222255338.4U CN218928310U (en) | 2022-08-25 | 2022-08-25 | Particle plastic collecting and distributing dust removing mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218928310U true CN218928310U (en) | 2023-04-28 |
Family
ID=86069200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222255338.4U Active CN218928310U (en) | 2022-08-25 | 2022-08-25 | Particle plastic collecting and distributing dust removing mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218928310U (en) |
-
2022
- 2022-08-25 CN CN202222255338.4U patent/CN218928310U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210995190U (en) | Be used for grain production to remove dust device | |
| CN210292644U (en) | Powder drying and grinding device | |
| CN218928310U (en) | Particle plastic collecting and distributing dust removing mechanism | |
| CN210995587U (en) | Cleaning device for wine making raw materials | |
| CN112169950A (en) | Mud cake reducing mechanism for municipal sewage treatment | |
| CN210251692U (en) | Dust absorption system for crushing chemical raw materials | |
| CN112517135A (en) | 3D prints and uses raw materials reducing mechanism | |
| CN215428868U (en) | Powerful granulator with self-cleaning function | |
| CN211070001U (en) | Aggregate preparation facilities is used in cable material production | |
| CN214982411U (en) | Plastic particle self-cleaning screening device | |
| CN211329539U (en) | Tablet reducing mechanism convenient to clearance dust | |
| CN213161151U (en) | Concrete recovery plant | |
| CN210190231U (en) | Grain device is cut to polymer | |
| CN208679312U (en) | A kind of raw material grinding device | |
| CN215507759U (en) | Tealeaves and tea dust separator | |
| CN213287652U (en) | Mullite refining and screening device | |
| CN219631921U (en) | Traditional chinese medicine rubbing crusher purifier | |
| CN213558407U (en) | Effervescent granule granulating device capable of effectively removing dust | |
| CN214926086U (en) | Plastic particle collecting device with dust removal effect | |
| CN217050666U (en) | Smoke dust collecting device for pneumatic ash removal | |
| CN209935200U (en) | Swinging screen | |
| CN214159917U (en) | Mud cake reducing mechanism for municipal sewage treatment | |
| CN219723033U (en) | Novel crushing apparatus of iron ore | |
| CN214812684U (en) | Chemical fertilizer production screening dust collector | |
| CN220031114U (en) | Automatic material sucking device of plastic extruding machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |