CN214485753U - Efficient infiltration ink filtration equipment - Google Patents
Efficient infiltration ink filtration equipment Download PDFInfo
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- CN214485753U CN214485753U CN202023248112.9U CN202023248112U CN214485753U CN 214485753 U CN214485753 U CN 214485753U CN 202023248112 U CN202023248112 U CN 202023248112U CN 214485753 U CN214485753 U CN 214485753U
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- stirring
- degassing
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Abstract
An efficient permeation ink filtering device comprises a stirring device, a filtering device, a degassing device and an ink storage tank; the stirring device is used for carrying out primary filtration and primary degassing on the entered permeation ink and comprises a tank body, a stirring mechanism and a filtering mechanism, wherein the tank body comprises a stirring cavity formed inside the tank body; the stirring mechanism is arranged in the stirring cavity and is used for stirring the entering permeation ink and comprises a stirring shaft which is arranged in the stirring cavity and extends downwards, a plurality of stirring pieces which are arranged along the extending direction of the stirring shaft and a stirring motor which is connected with and drives the stirring shaft to rotate, wherein each stirring piece comprises a plurality of stirring blades which are circumferentially distributed on the stirring shaft and a plurality of conical defoaming rods which are uniformly arranged on the stirring surface of each stirring blade; when the device works, the penetrating ink is subjected to primary degassing and primary filtering through a stirring mechanism and a filtering mechanism of a stirring device, and then enters a filtering device for secondary filtering; and then enters a degassing device for secondary degassing to ensure the quality of the permeating ink.
Description
Technical Field
The utility model belongs to the preparation field of infiltration ink, concretely relates to efficient infiltration ink filtration equipment.
Background
The ink is an unstable suspension system, the particle size and the dispersibility of pigment particles have great influence on the quality of the ink, and large pigment particle impurities can cause uneven ink discharge or block an ink discharge channel, so that in the production process of the ink, filtration is an essential process step, and in the processes of manufacturing, filling and pouring water, a great number of tiny air molecules are mixed into the water, and a great number of tiny air bubbles are formed in the ink. These bubbles, while invisible to the naked eye, are highly detrimental to the inkjet.
Firstly, bubbles in ink can influence ink supply fluency in a pipeline, so that ink supply is not smooth; secondly, tiny bubbles in the ink can cause the disconnection of a nozzle and influence the spray painting quality; thirdly, tiny bubbles in the ink can cause deviation of the spray drawing; fourthly, the tiny bubbles in the ink can explode on the picture to form small white dots, so that the picture quality is reduced; therefore, a micro-bubble machine filtration for removing ink is important.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the shortcoming of prior art, provide an efficient infiltration ink filtration equipment.
The utility model adopts the following technical scheme:
an efficient permeation ink filtering device comprises a stirring device, a filtering device, a degassing device and an ink storage tank;
the stirring device is used for carrying out primary filtration and primary degassing on the entered permeation ink and comprises a tank body, a stirring mechanism and a filtering mechanism, wherein the tank body comprises a stirring cavity formed inside the tank body; the stirring mechanism is arranged in the stirring cavity and is used for stirring the entering permeation ink and comprises a stirring shaft which is arranged in the stirring cavity and extends downwards, a plurality of stirring pieces which are arranged along the extending direction of the stirring shaft and a stirring motor which is connected with and drives the stirring shaft to rotate, wherein each stirring piece comprises a plurality of stirring blades which are circumferentially distributed on the stirring shaft and a plurality of conical defoaming rods which are uniformly arranged on the stirring surface of each stirring blade; the filtering mechanism is arranged in the stirring cavity and comprises a filtering net arranged below the stirring piece;
the filter device is connected with the tank body and is used for carrying out secondary filtration on the entering permeation ink, and the filter device comprises a first cylinder type filter, a second cylinder type filter and a third cylinder type filter which are sequentially connected and the pore diameter of the first cylinder type filter, the second cylinder type filter and the third cylinder type filter is gradually reduced;
the degassing device is connected with the filtering device and is used for carrying out secondary degassing on the entered permeation ink;
the ink storage tank is connected with the degassing device and stores the entered permeation ink.
Further, the aperture of first cartridge filter is 1um, and the aperture of second cartridge filter is 0.5um, and the aperture of third cartridge filter is 0.22 um.
Further, the degassing device comprises a shell, a plurality of degassing membranes, a mounting mechanism and a vacuum pump;
the shell is a sealing structure, the interior of the shell comprises a water outlet area, a degassing area and a water inlet area which are arranged in sequence from top to bottom and are not communicated with each other, and the exterior of the shell is provided with an exhaust port connected with the degassing area and a water inlet connected with the water inlet area;
the degassing membranes are arranged in the degassing zone at intervals, the water inlet ends of the degassing membranes are arranged at the bottom and communicated with the water inlet zone, and the water outlet ends of the degassing membranes are arranged at the top and communicated with the water outlet zone;
the mounting mechanism is arranged in the shell and used for mounting a plurality of degassing membranes, the mounting mechanism comprises two mounting plates which are arranged at intervals up and down, a degassing area is formed between the two mounting plates, and the water inlet end and the water outlet end of each degassing membrane are respectively connected with the two mounting plates in a sealing manner;
a vacuum pump is connected to the exhaust to exhaust the gas in the degassing zone.
Furthermore, the degassing device also comprises a controller and an air pressure sensor which is arranged in the degassing area and connected with the controller, the controller is connected with the vacuum pump, and the vacuum pump is controlled to work according to a signal fed back by the air pressure sensor.
Furthermore, an exhaust pipe is arranged between the exhaust port and the vacuum pump, an electromagnetic valve connected with a controller is arranged on the exhaust pipe, and the controller controls the vacuum pump and the electromagnetic valve to work according to signals fed back by the air pressure sensor.
Further, degasification membrane both ends are passed through the sealing member respectively and are set up on two mounting panels, degasification membrane is intake and is provided with the external screw thread with the surface that goes out the water end, the mounting panel is provided with the hole of stepping down that supplies to intake or go out the water end and pass, the sealing member includes sealing rubber circle and gland nut, the sealing rubber circle cover is established and is held or go out the water end intaking of degasification membrane, gland nut fixes the sealing rubber circle on the mounting panel with the external screw thread fit of the end of intaking or going out the water end of degasification membrane.
Further, the casing is including last linkage segment, well linkage segment and the lower linkage segment that sets gradually, two the mounting panel sets up relatively the upper and lower both ends of linkage segment respectively with last linkage segment and lower linkage segment sealing connection in the well.
Furthermore, the degasser also comprises a water inlet piece arranged at the water inlet, wherein the water inlet piece comprises a water inlet pipe arranged at the water inlet and extending inwards, a water distribution plate arranged in the water inlet area and connected with the water inlet pipe, and a bolt component for locking the water distribution plate on the water inlet pipe.
Furthermore, stirring vane and (mixing) shaft slope are connected, stirring piece is provided with two sets ofly, and two stirring pieces are relative up-down sets up on the (mixing) shaft, and the stirring face of the stirring vane of last stirring piece sets up with the stirring face of the stirring vane of stirring piece down is opposite.
Furthermore, the filter screen can be dismantled and set up in the stirring chamber, filtering mechanism still includes the symmetry and sets up the bracing piece that upwards extends in filter screen both sides and sets up the pull ring at the bracing piece top, the stirring intracavity wall is formed to the outside support groove with the bracing piece adaptation that extends.
It can be known from the above description of the present invention, compared with the prior art, the beneficial effects of the present invention are: when the device works, the penetrating ink is subjected to primary degassing and primary filtering through a stirring mechanism and a filtering mechanism of a stirring device, then enters a filtering device for secondary filtering, and is subjected to step-by-step filtering through a plurality of barrel-type filters of the filtering device; then enters a degassing device for secondary degassing to ensure the quality of the permeating ink; the device has simple integral structure, can filter and degas the penetrating ink for multiple times, and remove bubbles and impurities in the penetrating ink to the maximum extent so as to obtain the high-quality penetrating ink and meet the production requirement;
the stirring piece removes the bubble stick through setting up on stirring at stirring vane's stirring face at the toper, and when stirring vane rotated, the toper removes the bubble stick and can make the bubble in the ink break, reduces the bubble quantity in the ink, improves the quality of ink.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a first schematic structural diagram of a stirring apparatus;
FIG. 3 is a schematic structural diagram II of the stirring device;
FIG. 4 is a third schematic structural view of a stirring device;
FIG. 5 is a schematic structural view of a stirring mechanism;
FIG. 6 is a first schematic structural diagram of a tank;
FIG. 7 is a second schematic structural view of a can body;
FIG. 8 is a schematic view of the filter mechanism;
FIG. 9 is a schematic view of the degasser;
FIG. 10 is a schematic structural view of a degassing membrane;
FIG. 11 is an enlarged view taken at A in FIG. 9;
in the figure, 1-stirring device, 2-filtering device, 3-degassing device, 4-ink storage tank, 11-tank body, 111-stirring cavity, 112-water outlet, 113-arc limiting block, 114-supporting groove, 12-sealing cover, 121-cover body, 122-air outlet, 123-ink inlet, 13-stirring mechanism, 131-stirring shaft, 132-stirring piece, 1321-stirring blade, 1322-conical defoaming rod, 133-stirring motor, 14-filtering mechanism, 141-filtering net, 142-supporting rod, 143-pull ring, 15-connecting piece, 151-upper connecting piece, 152-lower connecting piece, 153-locking component, 1531-through hole, 1532-locking hole, 1533-locking bolt, 21-first cylinder filter, 22-second cartridge filter, 23-third cartridge filter, 31-shell, 311-water outlet zone, 312-degassing zone, 313-water inlet zone, 314-upper connecting section, 315-middle connecting section, 316-lower connecting section, 317-gas outlet, 318-water inlet, 32-degassing membrane, 321-water inlet end, 322-water outlet end, 323-external thread, 33-mounting mechanism, 331-mounting plate, 3311-abdicating hole, 332-sealing piece, 3321-sealing rubber ring, 3322-sealing nut, 34-vacuum pump, 35-water inlet piece, 351-water inlet pipe, 352-water distribution plate, 3521-plate body, 3522-water distribution hole, 353-bolt component, 36-air pressure sensor, 37-exhaust pipe and 371-electromagnetic valve.
Detailed Description
The present invention will be further described with reference to the following detailed description.
Referring to fig. 1 to 11, a high-efficiency permeation ink filtering apparatus includes a stirring device 1, a filtering device 2, a degassing device 3, and an ink tank 4.
The stirring device 1 is used for carrying out primary filtration and primary degassing on the entered permeation ink and comprises a tank body 11, a sealing cover 12, a stirring mechanism 13, a filtering mechanism 14 and a connecting piece 15, wherein the tank body 11 comprises a stirring cavity 111 formed in the tank body and a water outlet 112 arranged at the bottom of the tank body 11 and communicated with the stirring cavity 111; the sealing cover 12 is arranged at the top of the tank body 11 and used for sealing the stirring cavity 111, and comprises a cover body 121, an air outlet 122 communicated with the stirring cavity 111 on the cover body 121 and an ink inlet 123 communicated with the stirring cavity 111 on the cover body 121 are arranged, and through the arrangement of the air outlet 122, the balance of air pressure in the tank body 11 is ensured, specifically, a plurality of arc-shaped limiting blocks 113 are distributed on the circumference of the top of the tank body 11, the inner diameter of the cover body 121 is slightly larger than the outer diameter of the arc-shaped limiting blocks 113, and through the matching of the arc-shaped limiting blocks 113, the position of the sealing cover 12 is conveniently positioned, and the stirring cavity 111 is sealed.
The stirring mechanism 13 is arranged in the stirring chamber 111 for stirring and defoaming the entered penetrating ink, and comprises a stirring shaft 131 connected with the inside of the cover body 121 and extending downwards into the stirring chamber 111, two stirring members 132 arranged along the extending direction of the stirring shaft 131, and a stirring motor 133 arranged on the cover body 121 and connected with and driving the stirring shaft 131 to rotate, wherein the two stirring members 132 are arranged on the stirring shaft 131 in an up-and-down opposite manner, each stirring member 132 comprises a plurality of stirring blades 1321 circumferentially distributed on the stirring shaft 131 and a plurality of conical defoaming rods 1322 uniformly arranged on the stirring surface of the stirring blade 1321, and the conical defoaming rods 1322 are arranged on the stirring blades 1321, so that bubbles in the ink can be broken by the conical defoaming rods 1322 in the process of stirring the ink, the number of bubbles in the ink is reduced, and the quality of the ink is improved; specifically, the stirring blades 1322 are obliquely connected with the stirring shaft 131 so as to improve the stirring efficiency of the stirring blades 1322; furthermore, the two stirring members 132 are disposed on the stirring shaft 131 in a vertically opposite manner, and the stirring blades of the upper stirring member are disposed opposite to the stirring surfaces of the stirring blades of the lower stirring member, so that the stirring directions of the upper stirring member and the lower stirring member are opposite, and the stirring efficiency of the stirring blades 1322 is further increased.
The filter mechanism 14 can be dismantled and set up in stirring chamber 111, carry out the first time to the ink that gets into filter equipment and filter, including setting up filter screen 141 in stirring piece 132 below, the symmetry sets up the bracing piece 142 that upwards extends in filter screen 141 both sides and sets up the pull ring 143 at bracing piece 142 top, and is concrete, stir chamber 111 inside is formed with the supporting groove 114 of outside extension and bracing piece 142 adaptation, and the top of bracing piece 142 flushes with the top of supporting groove 114, through bracing piece 142, the cooperation of supporting groove 114 and pull ring 143, be convenient for dismantle the washing to filter screen 141.
The connecting member 15 is disposed between the sealing cover 12 and the tank 11 so as to facilitate the assembly and disassembly of the sealing cover 12, and includes an upper connecting block 151 disposed on the outer peripheral surface of the cover 121, a lower connecting block 152 disposed on the outer peripheral surface of the tank 11 opposite to the upper connecting block 151, and a locking assembly 153 disposed between the upper connecting block 151 and the lower connecting block 152, and specifically, the locking assembly 153 includes a through hole 1531 disposed on the upper connecting block 151, a locking hole 1532 disposed on the lower connecting block 152 opposite to the through hole 1531, and a locking bolt 1533 passing through the through hole 1531 and fitting with the locking hole 1532.
The filter device 2 is connected with the tank body 11, and performs secondary filtration on the entered penetrating ink, and comprises a first cylinder type filter 21, a second cylinder type filter 22 and a third cylinder type filter 23 which are sequentially connected and have gradually reduced pore diameters, specifically, the pore diameter of the first cylinder type filter 21 is 1um, the pore diameter of the second cylinder type filter 22 is 0.5um, the pore diameter of the third cylinder type filter 23 is 0.22um, and the penetrating ink is gradually filtered by setting a plurality of cylinder type filters with gradually reduced pore diameters so as to ensure the quality of the penetrating ink; further, two first cartridge filters 21, two second cartridge filters 22 and one third cartridge filter 23 are provided.
The degassing device 3 is connected with the filtering device 2, carries out secondary degassing on the entered permeation ink, and comprises a shell 31, a plurality of degassing membranes 32, a mounting mechanism 33, a vacuum pump 34, a water inlet part 35, a pressure sensor 36 and a controller, wherein the shell 31 is of a sealed structure, the interior of the shell 31 comprises a water outlet area 311, a degassing area 312 and a water inlet area 313 which are sequentially arranged from top to bottom and are not communicated with each other, and the exterior of the shell is provided with an exhaust port 317 connected with the degassing area 312 and a water inlet 318 connected with the water inlet area 313; in particular, the shell 31 comprises an upper connecting section 314, a middle connecting section 315 and a lower connecting section 316 arranged in sequence to correspond to the water outlet zone 311, the degassing zone 12 and the water inlet zone 313, respectively.
A plurality of degassing membranes 32 are arranged at intervals in degassing zone 312, with water inlet 321 arranged at the bottom in communication with water inlet zone 313, water outlet 322 arranged at the top in communication with water outlet zone 311, and water inlet zone 313 arranged below water outlet zone 311, so that the permeating ink enters degassing membranes 32 in a counter-current manner, and the residence time of the permeating ink in degassing membranes 32 is increased to ensure the degassing effect of the permeating ink.
The mounting mechanism 33 is disposed in the housing 31 for mounting a plurality of degassing membranes 32, and includes two mounting plates 331 disposed at an upper and a lower interval, the two mounting plates 331 are disposed opposite to each other at an upper and a lower ends of the middle connecting section 315 and are respectively connected to the upper connecting section 314 and the lower connecting section 316 in a sealing manner, the degassing zone 312 is formed between the two mounting plates 331, specifically, the water inlet 321 and the water outlet 322 of the degassing membranes 32 are respectively disposed on the mounting plates 331 through a sealing member 332, the outer surfaces of the water inlet 321 and the water outlet 322 of the degassing membranes are provided with external threads 323, the mounting plates 331 are provided with an abdicating hole 3311 for the water inlet 321 or the water outlet 322 to pass through, the sealing member 332 includes a sealing rubber ring 3321 and a sealing nut 3322, the sealing rubber ring 3321 is fitted over the water inlet 321 or the water outlet 322 of the degassing membranes 32, the sealing nut 3322 is fitted with the external threads 323 of the water inlet 321 or the water outlet 322 of the degassing membranes 32 to fix the sealing rubber ring 3321 on the mounting plates 331, to ensure that the water inlet region 313, the degassing region 312 and the water outlet region 311 are not communicated with each other, the permeation ink in the water inlet region 313 is degassed by the degassing film 32 and then sent to the water outlet region 311, and the gas in the permeation ink enters the degassing region 312 through the degassing film for treatment; further, the mounting plate 331 has a diameter larger than that of the middle connection section 315, so that the upper and lower connection sections 314 and 316 can be easily disposed on the middle connection section 315.
The water inlet member 35 is disposed at the water inlet 318, and includes a water inlet pipe 351 extending inward from the water inlet 318, a water distribution plate 352 disposed in the water inlet region 313 and connected to the water inlet pipe 351, and a bolt assembly 353 for locking the water distribution plate 352 to the water inlet pipe 351, in particular, the water distribution plate 352 includes a plate body 3521 and a plurality of water distribution holes 3522 uniformly disposed on the plate body 3521 and opposite to the water inlet pipe 351, and by disposing the water distribution plate 352, the permeation ink can be effectively prevented from directly impacting the degassing membrane 32, so as to prevent the degassing membrane 32 from being damaged.
The ink tank 4 is connected to the water outlet area 311 of the housing 31, and stores the permeated ink that enters.
When the equipment works, penetrating ink is subjected to primary degassing and primary filtering through a stirring mechanism 13 and a filtering mechanism 14 of a stirring device 1, then enters a filtering device 2 for secondary filtering, and is subjected to step-by-step filtering through a plurality of cylindrical filters of the filtering device 2; and then enters the degassing device 3 for secondary degassing to remove the bubbles and impurities in the penetrating ink to the maximum extent so as to obtain the high-quality penetrating ink and meet the production requirement.
The above description is only a preferred embodiment of the present invention, and therefore the scope of the present invention should not be limited thereby, and all equivalent changes and modifications made within the scope of the claims and the specification should be considered within the scope of the present invention.
Claims (10)
1. An efficient ink-permeable filter device, comprising: comprises a stirring device, a filtering device, a degassing device and an ink storage tank;
the stirring device is used for carrying out primary filtration and primary degassing on the entered permeation ink and comprises a tank body, a stirring mechanism and a filtering mechanism, wherein the tank body comprises a stirring cavity formed inside the tank body; the stirring mechanism is arranged in the stirring cavity and is used for stirring the entering permeation ink and comprises a stirring shaft which is arranged in the stirring cavity and extends downwards, a plurality of stirring pieces which are arranged along the extending direction of the stirring shaft and a stirring motor which is connected with and drives the stirring shaft to rotate, wherein each stirring piece comprises a plurality of stirring blades which are circumferentially distributed on the stirring shaft and a plurality of conical defoaming rods which are uniformly arranged on the stirring surface of each stirring blade; the filtering mechanism is arranged in the stirring cavity and comprises a filtering net arranged below the stirring piece;
the filter device is connected with the tank body and is used for carrying out secondary filtration on the entering permeation ink, and the filter device comprises a first cylinder type filter, a second cylinder type filter and a third cylinder type filter which are sequentially connected and the pore diameter of the first cylinder type filter, the second cylinder type filter and the third cylinder type filter is gradually reduced;
the degassing device is connected with the filtering device and is used for carrying out secondary degassing on the entered permeation ink;
the ink storage tank is connected with the degassing device and stores the entered permeation ink.
2. A high efficiency ink filtration device as claimed in claim 1, wherein: the aperture of first cartridge filter is 1um, and the aperture of second cartridge filter is 0.5um, and the aperture of third cartridge filter is 0.22 um.
3. A high efficiency ink filtration device as claimed in claim 1, wherein: the degassing device comprises a shell, a plurality of degassing membranes, a mounting mechanism and a vacuum pump;
the shell is a sealing structure, the interior of the shell comprises a water outlet area, a degassing area and a water inlet area which are arranged in sequence from top to bottom and are not communicated with each other, and the exterior of the shell is provided with an exhaust port connected with the degassing area and a water inlet connected with the water inlet area;
the degassing membranes are arranged in the degassing zone at intervals, the water inlet ends of the degassing membranes are arranged at the bottom and communicated with the water inlet zone, and the water outlet ends of the degassing membranes are arranged at the top and communicated with the water outlet zone;
the mounting mechanism is arranged in the shell and used for mounting a plurality of degassing membranes, the mounting mechanism comprises two mounting plates which are arranged at intervals up and down, a degassing area is formed between the two mounting plates, and the water inlet end and the water outlet end of each degassing membrane are respectively connected with the two mounting plates in a sealing manner;
a vacuum pump is connected to the exhaust to exhaust the gas in the degassing zone.
4. A high efficiency ink filtration device as claimed in claim 3, wherein: the degassing device also comprises a controller and an air pressure sensor which is arranged in the degassing area and connected with the controller, the controller is connected with the vacuum pump, and the vacuum pump is controlled to work according to a signal fed back by the air pressure sensor.
5. A high efficiency ink filtration device as claimed in claim 4, wherein: an exhaust pipe is arranged between the exhaust port and the vacuum pump, an electromagnetic valve connected with a controller is arranged on the exhaust pipe, and the controller controls the vacuum pump and the electromagnetic valve to work according to signals fed back by the air pressure sensor.
6. A high efficiency ink filtration device as claimed in claim 3, wherein: degassing membrane both ends are respectively through the sealing member setting on two mounting panels, degassing membrane is intake and is provided with the external screw thread with the surface that goes out the water end, the mounting panel is provided with the hole of stepping down that supplies the end of intaking or go out the water end and pass, the sealing member includes sealing rubber circle and gland nut, sealing rubber circle cover is established and is held or play water end in the end of intaking of degassing membrane, gland nut fixes the sealing rubber circle on the mounting panel with the end of intaking of degassing membrane or the thread fit who goes out the water end.
7. A high efficiency ink filtration device as claimed in claim 3, wherein: the casing is including last linkage segment, well linkage segment and the lower linkage segment that sets gradually, two the mounting panel sets up the upper and lower both ends of linkage segment in relatively respectively with last linkage segment and lower linkage segment sealing connection.
8. A high efficiency ink filtration device as claimed in claim 3, wherein: the degasser also comprises a water inlet piece arranged at the water inlet, wherein the water inlet piece comprises a water inlet pipe arranged at the water inlet and extending inwards, a water distribution plate arranged in the water inlet area and connected with the water inlet pipe, and a bolt component for locking the water distribution plate on the water inlet pipe.
9. A high efficiency ink filtration device as claimed in claim 1, wherein: the stirring blades are obliquely connected with the stirring shaft, the stirring pieces are provided with two groups, the two stirring pieces are oppositely arranged on the stirring shaft from top to bottom, and the stirring surfaces of the stirring blades of the upper stirring piece and the stirring surfaces of the stirring blades of the lower stirring piece are oppositely arranged.
10. A high efficiency ink filtration device as claimed in claim 1, wherein: the filter screen can be dismantled and set up in the stirring chamber, filtering mechanism still includes the symmetry and sets up the bracing piece that upwards extends in filter screen both sides and sets up the pull ring at the bracing piece top, the stirring intracavity wall is formed with the support groove of outside extension and bracing piece adaptation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023248112.9U CN214485753U (en) | 2020-12-29 | 2020-12-29 | Efficient infiltration ink filtration equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023248112.9U CN214485753U (en) | 2020-12-29 | 2020-12-29 | Efficient infiltration ink filtration equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214485753U true CN214485753U (en) | 2021-10-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023248112.9U Active CN214485753U (en) | 2020-12-29 | 2020-12-29 | Efficient infiltration ink filtration equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214485753U (en) |
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2020
- 2020-12-29 CN CN202023248112.9U patent/CN214485753U/en active Active
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