CN216068209U - Screening device for plastic master batches with different diameters - Google Patents
Screening device for plastic master batches with different diameters Download PDFInfo
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- CN216068209U CN216068209U CN202122465734.5U CN202122465734U CN216068209U CN 216068209 U CN216068209 U CN 216068209U CN 202122465734 U CN202122465734 U CN 202122465734U CN 216068209 U CN216068209 U CN 216068209U
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Abstract
The utility model discloses a screening device for plastic master batches with different diameters, which comprises a rack and a connecting frame, wherein the rack is vertically placed on the ground, the connecting frame is vertically and fixedly installed on one side of the rack, the rack is hollow, a feeding hopper is fixedly installed at an opening at the top of the rack, a screening frame positioned on the inner wall of the top of the rack is arranged at the bottom of the feeding hopper, a filter plate positioned on the inner wall of the rack is fixedly installed at the bottom of the screening frame, a reciprocating mechanism positioned at the top of the connecting frame is arranged on one side of the screening frame, an air blower positioned at the bottom of the connecting frame is arranged at the bottom of the reciprocating mechanism, a first filter screen positioned on the side wall of the rack is arranged at one side of an air outlet of the air blower, and the plastic master batches are more conveniently dumped and are easy to dump and are not easy to leak when the plastic master batches are dumped.
Description
Technical Field
The utility model relates to the technical field of screening equipment, in particular to a screening device for plastic master batches with different diameters.
Background
Plastics are common in our production and life, are organic synthetic polymer materials, generally support various plastic products, and are prepared by adding some materials such as master batches and the like and mixing during production, so that the method is particularly important for screening the master batches. But current master batch sieving mechanism still has some weak points in the use, for example be not convenient for carry out autofilter to the master batch, only set up in blanking mouth department usually, strike by the whereabouts of master batch and filter, the screening efficiency is low, and the master batch after the screening is not convenient for stir the mixture moreover, especially appears the phenomenon of jam easily when the ejection of compact to reduced sieving mechanism's practicality, for this we propose a for the plastics master batch sieving mechanism to different diameters and be used for solving above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a screening device for plastic master batches with different diameters, so as to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: a screening device for plastic master batches with different diameters comprises a machine frame and a connecting frame, wherein the machine frame is vertically placed on the ground, a connecting frame is vertically and fixedly arranged on one side of the frame, the frame is hollow, a feed hopper is fixedly arranged at the opening at the top part of the frame, the bottom of the feed hopper is provided with a screening frame positioned on the inner wall of the top of the frame, the bottom of the screening frame is fixedly provided with a filter plate positioned on the inner wall of the frame, one side of the screening frame is provided with a reciprocating mechanism positioned at the top of the connecting frame, the bottom of the reciprocating mechanism is provided with an air blower positioned at the bottom of the connecting frame, a first filter screen positioned on the side wall of the frame is arranged at one side of the air outlet of the air blower, a second filter screen positioned on the side wall of the frame is arranged at one side of the first filter screen, the first filter screen and the second filter screen are arranged oppositely, and a storage box located at the bottom of the rack is arranged at the bottom of the second filter screen in a sliding mode.
Preferably, the sieve mesh has all been seted up to the outer wall of screening frame, the guide way has transversely been seted up at screening frame lateral wall top, screening frame lateral wall top both ends are connected with reciprocating motion mechanism.
Preferably, the reciprocating mechanism comprises a motor, a transmission rod, a first transmission gear, a second transmission gear, a toothed chain, a rotary rod, a first centrifugal wheel and a second centrifugal wheel, the motor is fixedly installed in a cavity at the top of the connecting frame, one end of the transmission rod is coaxially and fixedly installed at the rotating shaft of the motor, the first transmission gear is coaxially and fixedly installed at the other end of the transmission rod, the rotary rod positioned on the inner wall of the top of the connecting frame is rotatably installed at one side of the transmission gear, the second transmission gear is coaxially and fixedly installed at one side of the rotary rod, the toothed chains are arranged on the first transmission gear and the second transmission gear, the toothed chains are closed in a circular ring shape, the first transmission gear and the second transmission gear are in transmission meshing with each other through the toothed chains, the first centrifugal wheel is coaxially and fixedly installed at one side of the first transmission gear, and one end of a first centrifugal block is fixedly installed at the circular surface of the first centrifugal wheel, the other end of the first centrifugal block is rotatably installed at one end of the side wall of the top of the screening frame, a second centrifugal wheel is coaxially and fixedly installed on one side of the second transmission gear, one end of the second centrifugal block is fixedly installed at the circular surface centrifugation part of the second centrifugal wheel, and the other end of the second centrifugal block is rotatably installed at the other end of the side wall of the top of the screening frame.
Preferably, the inner walls of two sides of the bottom of the rack are provided with sliding grooves, a storage box is arranged between the sliding grooves in a sliding manner, the top of the storage box is provided with an opening, and the outer wall of the storage box is transversely and fixedly provided with a handle.
Preferably, a slide bar is arranged in a guide groove transversely formed in the top of the side wall of the screening frame in a sliding manner, a clamping block is fixedly mounted at one end of the slide bar, and the other end of the slide bar is fixedly mounted on the inner wall of the rack.
Compared with the prior art, the utility model has the beneficial effects that:
1. the feeding hopper is fixedly arranged at the opening at the top of the rack, so that a person can conveniently pour plastic master batches during plastic master batch screening, the plastic master batches are easy to pour and difficult to leak when poured, the screening frame is arranged at the bottom of the feeding hopper, the plastic master batches are screened through the screening frame, the plastic master batches normally pass through the screening holes formed in the outer wall of the screening frame, impurities slightly larger than the screening holes are blocked by the screening holes and are left in the screening frame, the screened plastic master batches fall on the filter plate through the screening holes, then some impurities are screened by the filter plate, the plastic master batches are further screened, the plastic master batches screened by the filter plate start an air blower fixedly arranged at the bottom of the connecting frame in the process of falling into a storage box at the bottom, air starts blowing from an air outlet, the blown air reaches the middle part of the rack through the filter screen, and fine impurities wrapped between the plastic master batches to fall into the storage box are blown out, the fine impurities are blown out of the second filter screen to the outside of the rack through the wind direction, and the plastic master batches screened until the fine impurities fall into the storage box, so that the plastic master batches are subjected to multiple screening aiming at the plastic master batches, and the plastic master batches are simple and ingenious in structure and more convenient to replace or install by personnel;
2. the screening frame can repeat screening movement by connecting a reciprocating mechanism with the screening frame, a motor is started, a rotating shaft starts to rotate after the motor is started, the rotating shaft drives a transmission rod which is coaxially and fixedly installed on one side to rotate after rotating, the transmission rod drives a transmission gear which is coaxially and fixedly installed on one side to rotate after rotating, the transmission gear drives a transmission gear II which is in transmission meshing with the transmission gear II through a toothed chain after rotating, the transmission gear I drives a centrifugal wheel which is coaxially and fixedly installed on one side to rotate, the transmission gear II drives a centrifugal wheel which is coaxially and fixedly installed on one side to rotate, a centrifugal block I which is fixedly installed on a circular centrifugal part of the centrifugal wheel I after rotating drives one end of the screening frame to move up and down through rotating and installing one end of the top of the side wall of the screening frame, and a centrifugal block II which is fixedly installed on the circular centrifugal part of the centrifugal wheel II after rotating drives the other end of the screening frame to move up and down through rotating and installing the other end of the top of the side wall of the screening frame Remove down, at this moment, the screening frame both ends all reciprocate and lead to the screening motion irregularity of screening frame, thereby set up horizontal guide way at screening frame lateral wall top, it sets up the slide bar to slide in the guide way, the one end fixed mounting of slide bar is at the frame inner wall, and other end fixed mounting has the fixture block, for the block is at the guide way, the sliding guide cooperation that has had between guide way and the slide bar lets the screening motion of screening frame have had the regularity, and slide in the frame bottom and set up the storage box, more convenient let personnel can freely take out the plastics master batch that has screened.
Drawings
FIG. 1 is a schematic side view of the present invention;
FIG. 2 is a schematic structural view of the present invention;
fig. 3 is a schematic view of the reciprocating mechanism of the present invention.
In the figure: 1. a frame; 11. a feed hopper; 12. filtering the plate; 13. a first filter screen; 14. a second filter screen; 15. a chute; 2. a connecting frame; 3. screening frames; 31. a guide groove; 32. a slide bar; 33. a clamping block; 4. a reciprocating mechanism; 41. a motor; 42. a transmission rod; 43. a first transmission gear; 44. a second transmission gear; 45. a toothed chain; 46. a centrifugal wheel I; 461. a centrifugal block I; 47. a centrifugal wheel II; 471. a centrifugal block II; 48. rotating the rod; 5. a blower; 6. a storage box; 61. a handle.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a screening device for plastic master batches with different diameters comprises a frame 1 and a connecting frame 2, wherein the frame 1 is vertically placed on the ground, the connecting frame 2 is vertically and fixedly installed on one side of the frame 1, a hollow feeding hopper 11 is fixedly installed at the opening at the top part of the frame 1, a screening frame 3 positioned on the inner wall at the top part of the frame 1 is arranged at the bottom of the feeding hopper 11, a filter plate 12 positioned on the inner wall of the frame 1 is fixedly installed at the bottom of the screening frame 3, a reciprocating mechanism 4 positioned at the top part of the connecting frame 2 is arranged at one side of the screening frame 3, an air blower 5 positioned at the bottom part of the connecting frame 2 is arranged at the bottom part of the reciprocating mechanism 4, a filter screen I13 positioned on the side wall of the frame 1 is arranged at one side of the air outlet of the air blower 5, and the feeding hopper 11 is fixedly installed at the opening at the top part of the frame 1, so that a person can more conveniently pour the plastic master batches during the screening work of the plastic master batches, and can easily pour and can not easily leak the plastic master batches, the bottom of the feed hopper 11 is provided with a screening frame 3, plastic master batches are screened by the screening frame 3, the plastic master batches normally pass through a sieve mesh arranged on the outer wall of the screening frame 3, impurities slightly larger than the sieve mesh are blocked by the sieve mesh and are left in the screening frame 3, the screened plastic master batches fall on a filter plate 12 through the sieve mesh, then some impurities are screened by the filter plate 12, the plastic master batches are further screened, the plastic master batches screened by the filter plate 12 fall into a storage box 6 at the bottom, an air blower 5 fixedly arranged at the bottom of a connecting frame 2 is started to blow air from an air outlet, the blown air reaches the middle part of a rack 1 through a filter screen 13, fine impurities wrapped between the plastic master batches which are about to fall into the storage box 6 are blown out, the fine impurities are blown out of a filter screen II 14 until the rack 1 through the wind direction, and the screened plastic master batches fall into the storage box 6, therefore, the plastic master batch screening device has multiple screening aiming at the plastic master batch, has a simple and ingenious structure, and is more convenient for personnel to replace or install.
Referring to fig. 1, a second filter screen 14 located on the side wall of a rack 1 is arranged on one side of a first filter screen 13, the first filter screen 13 and the second filter screen 14 are oppositely arranged, a storage box 6 located at the bottom of the rack 1 is slidably arranged at the bottom of the second filter screen 14, a reciprocating mechanism 4 comprises a motor 41, a transmission rod 42, a first transmission gear 43, a second transmission gear 44, a toothed chain 45, a rotary rod 48, a first centrifugal wheel 46 and a second centrifugal wheel 47, the motor 41 is fixedly installed in a cavity at the top of a connecting frame 2, one end of the transmission rod 42 is coaxially and fixedly installed at the rotating shaft of the motor 41, the first transmission gear 43 is coaxially and fixedly installed at the other end of the transmission rod 42, the rotary rod 48 located on the inner wall of the top of the connecting frame 2 is rotatably installed at the first transmission gear 43 side, the second transmission gear 44 is coaxially and fixedly installed at one side of the rotary rod 48, the toothed chains 45 are both arranged on the first transmission gear 43 and the second transmission gear 44, and the toothed chains 45 are in a closed ring shape, the transmission gear 43 is in transmission engagement with the transmission gear II 44 through a toothed chain 45, one side of the transmission gear I43 is coaxially and fixedly provided with a centrifugal wheel I46, the circular surface centrifugation part of the centrifugal wheel I46 is fixedly provided with one end of a centrifugal block I461, the other end of the centrifugal block I461 is rotatably arranged at one end of the top side wall of the screening frame 3, one side of the transmission gear II 44 is coaxially and fixedly provided with a centrifugal wheel II 47, the circular surface centrifugation part of the centrifugal wheel II 47 is fixedly provided with one end of a centrifugal block II 471, the other end of the centrifugal block II 471 is rotatably arranged at the other end of the top side wall of the screening frame 3, the screening frame 3 can repeat screening movement by connecting a reciprocating mechanism 4 with the screening frame 3, the rotating shaft starts rotating after the motor 41 is started through starting the motor 41, the rotating shaft rotates the transmission rod 42 coaxially and fixedly arranged at one side thereof after the rotating, the transmission rod 42 rotates the transmission gear I43 coaxially and fixedly arranged therewith, after the first transmission gear 43 rotates, the second transmission gear 44 which is in transmission meshing with the first transmission gear 45 through the toothed chain 45 is driven by the first transmission gear 43, the first centrifugal wheel 46 which is coaxially and fixedly arranged on one side is driven to rotate by the first transmission gear 43, and the second centrifugal wheel 47 which is coaxially and fixedly arranged on one side is driven to rotate by the second transmission gear 44.
Referring to fig. 2, a transverse guide groove 31 is formed at the top of the side wall of the screening frame 3, a slide bar 32 is arranged in the guide groove 31 in a sliding manner, one end of the slide bar 32 is fixedly installed on the inner wall of the frame 1, a clamping block 33 is fixedly installed at the other end of the slide bar 32 and is clamped in the guide groove 31, the screening motion of the screening frame 3 is regular due to the sliding guide fit between the guide groove 31 and the slide bar 32, the air blower 5 arranged in the cavity at the bottom of the connecting frame 2 is started, at the moment, unscreened plastic master batches are poured into a feed hopper 11 fixedly installed at the top of the frame 1, the plastic master batches firstly fall into the screening frame 3, the plastic master batches are screened from sieve holes through the screening motion of the screening frame 3, the screened plastic master batches are further screened through the filter plate 12, and then the plastic master batches fall into the storage box 6, the fine impurities carried by the plastic master batches are blown out of the machine frame 1 through the air direction by the air blown by the air blower 5 through the filter screen II 14, the screened plastic master batches fall into the storage box 6, the storage box 6 is taken out of the machine frame 1 after the storage box 6 is fully stored, the stored plastic master batches are taken out, the storage box 6 is put back to the machine frame 1, the outer wall of the screening frame 3 is provided with sieve holes, the top of the side wall of the screening frame 3 is transversely provided with a guide groove 31, two ends of the top of the side wall of the screening frame 3 are connected with a reciprocating mechanism 4, so that the top of the side wall of the screening frame 3 is provided with the transverse guide groove 31, a slide bar 32 is arranged in the guide groove 31 in a sliding mode, one end of the slide bar 32 is fixedly arranged on the inner wall of the machine frame 1, the other end of the slide bar is fixedly provided with a clamping block 33 for clamping in the guide groove 31, and the sliding guide fit between the guide groove 31 and the slide bar 32 ensures that the screening motion of the screening frame 3 is regular, and slide in frame 1 bottom and set up storage box 6, more convenient let personnel can freely take out the plastics master batch that has screened.
Referring to fig. 3, sliding grooves 15 are formed in the inner walls of the two sides of the bottom of a frame 1, a storage box 6 is slidably arranged between the sliding grooves 15, a handle 61 is transversely and fixedly installed at the top of the storage box 6, a sliding rod 32 is slidably arranged in a guide groove 31 transversely formed in the top of the side wall of a screening frame 3, a clamping block 33 is fixedly installed at one end of the sliding rod 32, the other end of the sliding rod 32 is fixedly installed on the inner wall of the frame 1, after a motor 41 is started, a rotating shaft starts to rotate, the rotating shaft drives a transmission rod 42 coaxially and fixedly installed at one side to rotate, the transmission rod 42 drives a transmission gear I43 coaxially and fixedly installed with the transmission rod to rotate, after the transmission gear I43 rotates, a transmission gear II 44 which is in transmission engagement with the transmission rod through a gear chain 45 is driven by the gear chain 45, the transmission gear I43 drives a centrifugal wheel 46 coaxially and fixedly installed at one side to rotate, and the transmission gear II 44 drives a centrifugal wheel 47 coaxially and fixedly installed at one side to rotate, after the first centrifugal wheel 46 rotates, the first centrifugal block 461 fixedly arranged at the circular centrifugal part drives one end of the screening frame 3 to move up and down through rotating with one end of the top of the side wall of the screening frame 3, while the second centrifugal block 471 fixedly arranged at the circular centrifugal part after the second centrifugal wheel 47 rotates drives the other end of the screening frame 3 to move up and down through rotating with the other end of the top of the side wall of the screening frame 3, and at the moment, both ends of the screening frame 3 move up and down to cause irregular screening movement of the screening frame 3.
The working principle is as follows: when the centrifugal screening machine is used, a motor 41 fixedly arranged in a cavity at the top of a connecting frame 2 is started firstly, a rotating shaft starts to rotate after the motor 41 is started, the rotating shaft rotates to drive a transmission rod 42 which is coaxially and fixedly arranged on one side of the rotating shaft to rotate, the transmission rod 42 rotates to drive a transmission gear I43 which is coaxially and fixedly arranged on the transmission rod to rotate, the transmission gear I43 rotates to drive a transmission gear II 44 which is in transmission engagement with the transmission rod 45 through a toothed chain 45, the transmission gear I43 drives a centrifugal wheel I46 which is coaxially and fixedly arranged on one side of the rotating shaft to rotate, the transmission gear II 44 drives a centrifugal wheel II 47 which is coaxially and fixedly arranged on one side of the rotating shaft to rotate, a centrifugal block I461 fixedly arranged at a circular centrifugal position of the rotating shaft after the centrifugal wheel I46 rotates drives one end of a screening frame 3 to move up and down through rotating installation with one end of the top of the side wall of the screening frame 3, and a centrifugal block II 471 fixedly arranged at a circular centrifugal position of the rotating shaft after the centrifugal wheel II 47 rotates through rotating installation with the other end of the top of the side wall of the screening frame 3 And drives the other end of the screening frame 3 to move up and down, and at the same time, both ends of the screening frame 3 move up and down to cause irregular screening movement of the screening frame 3, so that a transverse guide groove 31 is arranged at the top of the side wall of the screening frame 3, a slide bar 32 is arranged in the guide groove 31 in a sliding way, one end of the slide bar 32 is fixedly arranged on the inner wall of the frame 1, and the other end is fixedly provided with a clamping block 33 for clamping in the guide groove 31, the screening movement of the screening frame 3 has regularity due to the sliding guide matching between the guide groove 31 and the slide bar 32, when the air blower 5 arranged in the bottom cavity of the connecting frame 2 is started, at the moment, unscreened plastic master batches are poured into a feed hopper 11 fixedly arranged at the top of the frame 1, the plastic master batches firstly fall into the screening frame 3, the plastic master batches are screened from the sieve holes by the screening movement of the screening frame 3, and the screened plastic master batches are further screened once through the filter plate 12, in the process that the plastic master batches fall into the storage box 6, the air blown by the air blower 5 blows some fine impurities carried by the plastic master batches out of the rack 1 through the air direction blowing filter screen II 14, the screened plastic master batches fall into the storage box 6, the storage box 6 is taken out of the rack 1 after the storage box 6 is fully stored, the stored plastic master batches are taken out, and the storage box 6 is put back into the rack 1, so that the operation of the utility model is completed.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a sieving mechanism for plastic master batch to different diameters, includes frame (1), link (2), its characterized in that: the vertical ground of placing of frame (1), the vertical fixed mounting in frame (1) one side has link (2), frame (1) inside cavity and top opening part fixed mounting have feeder hopper (11), feeder hopper (11) bottom is provided with screening frame (3) that are located frame (1) top inner wall, screening frame (3) bottom fixed mounting has filter plate (12) that are located frame (1) inner wall, screening frame (3) one side is provided with reciprocating motion mechanism (4) that are located link (2) top, reciprocating motion mechanism (4) bottom is provided with air-blower (5) that are located link (2) bottom, air outlet department one side of air-blower (5) is provided with filter screen one (13) that are located frame (1) lateral wall, one side of filter screen one (13) is provided with filter screen two (14) that are located frame (1) lateral wall, the first filter screen (13) and the second filter screen (14) are arranged oppositely, and the bottom of the second filter screen (14) is provided with a storage box (6) located at the bottom of the rack (1) in a sliding mode.
2. The screening device for plastic master batches with different diameters, according to claim 1, is characterized in that: the sieve mesh has all been seted up to the outer wall of screening frame (3), guide way (31) have transversely been seted up at screening frame (3) lateral wall top, screening frame (3) lateral wall top both ends are connected with reciprocating motion mechanism (4).
3. The screening device for plastic master batches with different diameters, according to claim 2, is characterized in that: reciprocating motion mechanism (4) includes motor (41), transfer line (42), drive gear (43), drive gear two (44), toothed chain (45), swing arm (48), centrifugal wheel (46), centrifugal wheel two (47), motor (41) fixed mounting is in link (2) top cavity, the coaxial fixed mounting in motor (41) pivot department has the one end of transfer line (42), the coaxial fixed mounting of the other end of transfer line (42) has drive gear one (43), drive gear one (43) side is rotated and is installed swing arm (48) that are located link (2) top inner wall, the coaxial fixed mounting in swing arm (48) one side has drive gear two (44), all be provided with toothed chain (45) on drive gear one (43) and drive gear two (44), toothed chain (45) are the closed form of ring, drive gear one (43) and drive gear two (44) pass through toothed chain (45) and pass through the transmission mesh mutually, the coaxial fixed mounting in one side of drive gear (43) has centrifugal wheel (46), the one end of centrifugal piece (461) is located the centrifugal department fixed mounting in the disc of centrifugal wheel (46), the other end of centrifugal piece (461) rotates and installs in screening frame (3) top lateral wall one end, the coaxial fixed mounting in one side of drive gear two (44) has centrifugal wheel two (47), the centrifugal department fixed mounting in the disc of centrifugal wheel two (47) has the one end of centrifugal piece two (471), the other end rotation of centrifugal piece two (471) is installed at the other end of screening frame (3) top lateral wall.
4. The screening device for plastic master batches with different diameters, according to claim 1, is characterized in that: the improved multifunctional trolley is characterized in that sliding grooves (15) are formed in the inner walls of two sides of the bottom of the rack (1), a storage box (6) is arranged between the sliding grooves (15) in a sliding mode, an opening is formed in the top of the storage box (6), and a handle (61) is transversely and fixedly mounted on the outer wall of the storage box.
5. The screening device for plastic master batches with different diameters, according to claim 3, is characterized in that: a sliding rod (32) is arranged in a guide groove (31) transversely formed in the top of the side wall of the screening frame (3) in a sliding mode, a clamping block (33) is fixedly installed at one end of the sliding rod (32), and the other end of the sliding rod (32) is fixedly installed on the inner wall of the rack (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122465734.5U CN216068209U (en) | 2021-10-13 | 2021-10-13 | Screening device for plastic master batches with different diameters |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122465734.5U CN216068209U (en) | 2021-10-13 | 2021-10-13 | Screening device for plastic master batches with different diameters |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216068209U true CN216068209U (en) | 2022-03-18 |
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ID=80638830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122465734.5U Active CN216068209U (en) | 2021-10-13 | 2021-10-13 | Screening device for plastic master batches with different diameters |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216068209U (en) |
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2021
- 2021-10-13 CN CN202122465734.5U patent/CN216068209U/en active Active
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