CN218248920U - Lead-zinc ore filter with cleaning function - Google Patents
Lead-zinc ore filter with cleaning function Download PDFInfo
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- CN218248920U CN218248920U CN202222447444.2U CN202222447444U CN218248920U CN 218248920 U CN218248920 U CN 218248920U CN 202222447444 U CN202222447444 U CN 202222447444U CN 218248920 U CN218248920 U CN 218248920U
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- ceramic filter
- roller
- lead
- zinc ore
- cleaning
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- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Abstract
The utility model discloses a lead zinc ore deposit filter with cleaning function, first watering head, supersonic generator and second watering head design in proper order along roller circumference, set up at least one between the double-phase adjacent ceramic filter dish and wash singly group, first watering head and second watering head all are towards the ceramic filter piece water spray of the ceramic filter dish of both sides, supersonic generator is towards the ceramic filter piece transmission ultrasonic wave of the ceramic filter dish of both sides. After the solid-liquid separation of the ceramic filter is stopped, adding water and carrying out ultrasonic vibration on the ceramic filter sheet to fully and quickly dissolve lead-zinc ore solidified particles into water solution or cleaning solution, finely dissolving impurities to facilitate the completion of fine cleaning, and then fully separating the impurities from the ceramic filter sheet by spraying and washing the impurity solution; the first sprinkling head, the ultrasonic generator and the second sprinkling head act on two sides, and two sides of each ceramic filter sheet on the ceramic filter are effectively cleaned.
Description
Technical Field
The utility model relates to a ceramic filter washs, especially relates to a lead zinc ore filter with cleaning function.
Background
The ceramic filter is a core part of the ceramic filter, also called ceramic filter plate and microporous filter plate, which is suitable for solid-liquid separation, especially for filtering water in ore pulp to obtain fine ore powder. Specifically, the ceramic filter sheet comprises a plate base and a separation membrane, wherein the plate base is provided with a hollow part or two sides are provided with grooves, the separation membrane covers the hollow part or the grooves on the two sides of the plate base, so that the hollow part or the grooves form a flow channel, and the plate base is also provided with a water outlet/water outlet nozzle which is suitable for being communicated with the flow channel; after the ceramic filter plate is rotated out from the pulp tank, the pulp with water is attached to the ceramic filter plate, and water in the pulp enters the flow channel through the separation membrane and is discharged outwards through the water outlet, so that solid-liquid separation is completed.
In the prior art, after the solid-liquid separation of the ceramic filter is stopped, the ceramic filter sheet is simply washed by water spraying. The method can only finish the rough cleaning of the ceramic filter plate, in particular to a lead-zinc ore ceramic filter. Because part of the lead-zinc ore slurry is durably adhered to the separation membrane and solidified into small particles, the washing mode cannot well remove the ore particles solidified and adhered on the separation membrane.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the above-mentioned technical problem at least, provide a lead zinc ore deposit filter with cleaning function, solve the lead zinc ore impurity particle of solidification on the ceramic filter piece.
In order to realize the purpose, the utility model discloses a technical scheme be:
the utility model provides a lead and zinc ore deposit filter with cleaning function, includes ore pulp tank, separation roller and washing singly organize, the separation roller includes roller and a plurality of ceramic filter dish, the both ends of roller are connected respectively on the wall at ore pulp tank both ends, it is a plurality of ceramic filter dish is followed the axial interval of roller is arranged on the roller, ceramic filter dish includes a plurality of edges the ceramic filter piece that roller circumference distributes, it singly organizes including first sprinkler head, supersonic generator and second sprinkler head to wash, first sprinkler head supersonic generator with the second sprinkler head is followed roller circumference designs in proper order, and is double-phase adjacent set up at least one between the ceramic filter dish wash singly organizing, first sprinkler head with the second sprinkler head all is towards both sides ceramic filter dish ceramic filter piece water spray, supersonic generator is towards both sides ceramic filter dish ceramic filter piece transmission ultrasonic wave.
Compared with the prior art, the beneficial effect of this application includes: after the solid-liquid separation of the ceramic filter is stopped, adding water and carrying out ultrasonic vibration on the ceramic filter sheet to fully and quickly dissolve lead-zinc ore solidified particles into water solution or cleaning solution, finely dissolving impurities to facilitate the completion of fine cleaning, and then fully separating the impurities from the ceramic filter sheet by spraying and washing the impurity solution; the first sprinkling head, the ultrasonic generator and the second sprinkling head are used on two sides, and two sides of each ceramic filter sheet on the ceramic filter are effectively cleaned.
As an improvement of the above technical solution, the cleaning device further comprises a cross bar and a lifting unit, wherein a plurality of vertical rods are arranged on the cross bar along the extending direction of the cross bar, the single cleaning single group of the first sprinkling head, the ultrasonic generator and the second sprinkling head are arranged on the corresponding vertical rods, and the lifting unit is adapted to drive the cross bar to lift.
As an improvement of the above technical scheme, the elevator set includes a ceiling base plate, a fixed pulley system, a movable pulley and a chain rope, the fixed pulley system is installed the ceiling base plate, the middle part of the chain rope is passed around the fixed pulley system, one end of the chain rope is provided with a first lifting hook, the first lifting hook is suitable for hooking the lifting lug of the one end of the cross bar, the other end of the chain rope is passed around the movable pulley, the rotating shaft of the movable pulley is connected with a second lifting hook, and the second lifting hook is suitable for hooking the lifting lug of the other end of the cross bar.
As the improvement of above-mentioned technical scheme, still include the stirring unit, the stirring unit includes the stirring strip and distributes the four-bar linkage at ore pulp groove both ends, four-bar linkage includes crank arm, connecting rod and crank spare, the crank arm with crank spare is all articulated ore pulp groove, the both ends of connecting rod are articulated respectively the crank arm with crank spare, corresponding motor is connected in crank spare transmission, the both ends of stirring strip are connected respectively and are corresponded the crank arm, the internal perisporium of ore pulp groove is the cylinder form, the arc is personally submitted in the truncation of stirring strip, crank spare is suitable for the drive the stirring strip is followed the reciprocal horizontal sweep of ore pulp groove circumference.
As an improvement of the technical scheme, the slurry tank is provided with a water inlet and a sewage draining outlet.
As an improvement of the above technical scheme, the roller comprises an outer rotor and a hollow inner stator, a support column suitable for mounting the ceramic filter sheet and a water pipe suitable for communicating with a water outlet nozzle of the ceramic filter sheet are arranged on the outer peripheral wall of the outer rotor, a buffer storage cavity is formed between the inner wall of the outer rotor and the outer wall of the hollow inner stator, the water pipe is communicated with the buffer storage cavity, the hollow cavity of the hollow inner stator is communicated with the buffer storage cavity, and a water outlet communicated with the hollow cavity is arranged on the hollow inner rotor.
As an improvement of the above technical solution, the water pipe extends along the axial direction of the outer rotor and is communicated with the buffer cavity through the end of the outer rotor, and a through hole is formed at the lower side of the hollow inner stator and is suitable for communicating the hollow cavity and the buffer cavity.
Drawings
The following detailed description of embodiments of the invention is provided in conjunction with the accompanying drawings, in which:
FIG. 1 is a schematic view of a side view angle structure of a lead-zinc ore filter with a cleaning function according to an embodiment of the present invention;
FIG. 2 is a schematic view of the front view angle structure of a lead-zinc ore filter with a cleaning function according to an embodiment of the present invention;
FIG. 3 is a schematic view of the rear view angle structure of a lead-zinc ore filter with a cleaning function according to an embodiment of the present invention;
FIG. 4 is a schematic view of the angle structure of the slurry tank and the separating roller in the embodiment of the present invention;
FIG. 5 is a schematic structural view of a cleaning device according to an embodiment of the present invention;
fig. 6 is a schematic structural diagram of an elevator group according to an embodiment of the present invention.
A slurry tank 100;
a separating roller 200, a roller 210, an outer rotor 211, a hollow inner stator 212, a ceramic filter disc 220 and a ceramic filter sheet 221;
cleaning the single group 300, the first sprinkling head 310, the ultrasonic generator 320 and the second sprinkling head 330;
a cross bar 410, a vertical rod 420 and a lifting lug 430;
the lifting unit 500, the ceiling base plate 510, the fixed pulley system 520, the movable pulley 530, the chain rope 540, the first hook 551 and the second hook 552;
the stirring unit 600, the stirring bar 610 and the crank arm 620.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 5, the utility model provides a lead zinc ore filter with cleaning function, which is suitable for ceramic filter of lead zinc ore and other ore pulp solid-liquid separation. The lead-zinc ore filter comprises a slurry tank 100, a separation roller 200 and a cleaning single group 300, wherein the separation roller 200 comprises a roller 210 and a plurality of ceramic filter discs 220, two ends of the roller 210 are respectively connected to the walls of two ends of the slurry tank 100, the ceramic filter discs 220 are arranged on the roller 210 at intervals along the axial direction of the roller 210, the ceramic filter discs 220 comprise a plurality of ceramic filter sheets 221 distributed along the circumferential direction of the roller 210, the cleaning single group 300 comprises a first sprinkling head 310, an ultrasonic generator 320 and a second sprinkling head 330, the first sprinkling head 310, the ultrasonic generator 320 and the second sprinkling head 330 are sequentially designed along the circumferential direction of the roller 210, at least one cleaning single group 300 is arranged between two adjacent ceramic filter discs 220, the first sprinkling head 310 and the second sprinkling head 330 are both ceramic filter sheets 221 of the ceramic filter discs 220 facing to two sides, and the ultrasonic generator 320 emits ultrasonic waves towards the ceramic filter sheets 221 of the ceramic filter discs 220 facing to two sides.
Referring to fig. 4, it can be understood that the conventional ceramic filter includes a slurry tank 100 and a separation roller 200, the separation roller 200 includes a roller 210 and a plurality of ceramic filter disks 220, both ends of the roller 210 are respectively connected to the walls of both ends of the slurry tank 100, the plurality of ceramic filter disks 220 are arranged on the roller 210 at intervals along the axial direction of the roller 210, and the ceramic filter disks 220 include a plurality of ceramic filter sheets 221 distributed along the circumferential direction of the roller 210. When the roller 210 rotates, the ceramic filter sheets 221 alternately enter and exit the slurry tank 100, and when the ceramic filter sheets 221 are placed out of the slurry tank 100 and rotate with the roller 210 in the air, water in the slurry enters the flow channels of the ceramic filter sheets 221 through the separation membranes of the ceramic filter sheets 221, and then is discharged into the roller 210 through the water outlet nozzles of the ceramic filter sheets 221, and further is discharged outwards through the water outlet of the hollow inner stator 212 of the roller 210, so that solid-liquid separation is completed.
It is understood that the first and second spray heads 310 and 330 are connected to an external water supply pipe, or to a corresponding water tank/basin through a corresponding water pipe and pump; the ultrasonic generator 320 is electrically connected to a corresponding working power supply, such as commercial power AC220V.
A cleaning method of a ceramic filter comprises the following steps:
starting rotation and stopping negative pressure, wherein the roller 210 drives the ceramic filter disc 220 to rotate, each ceramic filter 221 sequentially passes through the first sprinkling head 310, the ultrasonic generator 320 and the second sprinkling head 330, and the negative pressure generating mechanism stops evacuating the negative pressure of each ceramic filter 221;
when the water is supplied for wetting, the first water spraying head 310 sprays water liquid or cleaning liquid to the ceramic filter 221;
ultrasonic vibration, wherein the ultrasonic generator 320 generates ultrasonic waves towards the ceramic filter 221 to crush the impurities on the ceramic filter 221 and dissolve the impurities into water liquid or cleaning liquid;
the water is sprayed to the ceramic filter 221 to separate the impurity aqueous solution from the ceramic filter 221.
Referring to fig. 1, the roller 210 rotates clockwise, and each ceramic filter 221 passes through the first spray head 310, the ultrasonic generator 320, and the second spray head 330 in sequence.
Compared with the prior art, the beneficial effect of this application includes: after the solid-liquid separation of the ceramic filter is stopped, cleaning solution and immersion liquid are added to the ceramic filter sheet 221, ultrasonic vibration and flushing are carried out, so that the lead-zinc ore solidified particles are fully and quickly dissolved into water solution or cleaning solution, impurities are finely dissolved in a grinding mode, and then the impurities are fully separated from the ceramic filter sheet 221 by spraying and washing the impurity solution; the first sprinkling head 310, the ultrasonic generator 320 and the second sprinkling head 330 are operated on both sides, and both sides of each ceramic filter 221 on the ceramic filter are effectively cleaned.
In the actual use process of the ceramic filter, the maintenance worker needs to polish the ceramic filter 221 on the machine at variable times, for example, to check whether the ceramic filter 221 is damaged or not, the ceramic filter disc 220 also needs to have a certain space for maintenance, and the single cleaning unit 300 is normally left on the machine and is not beneficial to maintenance and inspection. In some embodiments of the present invention, the lifting device further comprises a horizontal bar 410 and a lifting unit 500, a plurality of vertical rods 420 are arranged on the horizontal bar 410 along the extending direction of the horizontal bar 410, the first sprinkling head 310, the ultrasonic generator 320 and the second sprinkling head 330 of the single cleaning unit 300 are disposed on the corresponding vertical rods 420, and the lifting unit 500 is adapted to drive the horizontal bar 410 to lift. The horizontal bar 410 and the vertical rod 420 are provided with corresponding water pipes and cables to connect the first sprinkling head 310, the ultrasonic generator 320 and the second sprinkling head 330, the horizontal bar 410 can be communicated with an external water pipe or a water tank of a water pump through a hose, and the horizontal bar 410 is not required to be provided with a water tank. The utility model discloses in, wash the belt cleaning device that singly organize 300, horizontal bar 410 and elevator group 500 and constitute and easily detach separation roller 200, belt cleaning device and separation roller 200 homoenergetic can obtain more convenient maintenance.
Referring to fig. 6, in some embodiments of the present invention, the elevator group 500 includes a ceiling base plate 510, a fixed pulley system 520, a movable pulley 530 and a chain rope 540, the fixed pulley system 520 is installed on the ceiling base plate 510, the middle of the chain rope 540 is wound around the fixed pulley system 520, one end of the chain rope 540 is provided with a first hook 551, the first hook 551 is suitable for hooking the lifting lug 430 at one end of the crossbar 410, the other end of the chain rope 540 is wound around the movable pulley 530, the rotating shaft of the movable pulley 530 is connected with a second hook 552, and the second hook 552 is suitable for hooking the lifting lug 430 at the other end of the crossbar 410. Referring to FIG. 6, the pulling power is V 1 The chain rope 540 is pulled in the direction of V at the two ends of the horizontal bar 410 21 、V 22 The direction rises synchronously; the pulling power may be a human being, a winder, a hoist, or the like. The utility model discloses in, the crossband 410 both ends adopt with the chain lift, and the crossband 410 both ends are synchronous goes up and down, and the crossband 410 takes off and land with comparatively horizontally mode, effectively avoids wasing singly organize 300 to collide with ceramic filter 221, effectively prevents the damage of ceramic filter 221 separation membrane.
Referring to fig. 1 and 2, in some embodiments of the present invention, still include the stirring unit 600, the stirring unit 600 includes stirring strip 610 and the four-bar linkage who distributes at the ore pulp groove 100 both ends, four-bar linkage includes turning arm 620, connecting rod and crank, turning arm 620 and crank all are articulated ore pulp groove 100, the both ends of connecting rod articulate turning arm 620 and crank respectively, the corresponding motor is connected in the crank transmission, corresponding turning arm 620 is connected respectively at the both ends of stirring strip 610, the internal perisporium of ore pulp groove 100 is the cylinder form, the arc is personally submitted in the truncation of stirring strip 610, crank is suitable for driving stirring strip 610 along the reciprocal sweep of ore pulp groove 100 circumference. In the utility model, the horizontal cylindrical slurry tank 100 is stirred by adopting the manner that the lath sweeps the bottom, during the stirring of the slurry and the stirring of the cleaning liquid, the slurry and the cleaning liquid fully flow to the ceramic filter 221, the sedimentation of the slurry in the slurry tank 100 is avoided during the solid-liquid separation, the ceramic filter 221 is fully washed by the cleaning liquid during the cleaning of the ceramic filter, and most of pollutants on the ceramic filter 221 can be quickly removed; in addition, stirring strip 610 both ends all have the pin joint to support, and stirring strip 610 presents for the simple beam, and stirring strip 610 can move at balanced stable state, and brings stronger stirring power, and stirring unit 600 also has longer life. In the method for cleaning the ceramic filter, after the step of starting rotation and stopping negative pressure and before the step of wetting by water, the method also comprises a step of washing and shaking by a large amount: during the rotation of the separation roller 200, the stirring bar 610 drives the water liquid/cleaning liquid in the slurry tank 100 to ripple, and the water liquid/cleaning liquid washes the ceramic filter 221 with a larger amount, so that most of the impurities on the ceramic filter 221 are removed. The four-bar linkage is conventional and is not shown in the figure; the crank member completes its rotation and the crank arm 620 only completes its reciprocal oscillation, so the crank member is shorter than both the connecting rod and the crank arm 620, and the connecting rod and the crank arm 620 are relatively longer. To avoid the crank arm 620 from resting against the roller rotation, the crank arm 620 is designed to bend, i.e., "crank".
In some embodiments of the present invention, the slurry tank 100 is provided with a water inlet and a sewage outlet, the slurry tank 100 can directly and rapidly introduce water/cleaning liquid, and the ceramic filter 221 is cleaned by a large amount, and then the sewage in the slurry tank 100 can be directly and rapidly discharged.
Referring to fig. 1 to 4, in some embodiments of the present invention, the roller 210 includes an outer rotor 211 and a hollow inner stator 212, the outer peripheral wall of the outer rotor 211 is provided with a pillar suitable for mounting the ceramic filter 221 and a water pipe suitable for connecting the water nozzle of the ceramic filter 221, a buffer cavity is formed between the inner wall of the outer rotor 211 and the outer wall of the hollow inner stator 212, the water pipe is communicated with the buffer cavity, the hollow cavity of the hollow inner stator 212 is communicated with the buffer cavity, and the hollow inner rotor is provided with a water outlet communicated with the hollow cavity.
Referring to fig. 2 and 3, in some embodiments of the present invention, the water pipe extends along the axial direction of the outer rotor 211 and communicates with the buffer chamber through the end of the outer rotor 211, and the lower side of the hollow inner stator 212 is provided with a through hole adapted to communicate with the hollow chamber and the buffer chamber. When the mineral solution is discharged into the roller 210 in case of breakage of the ceramic filter 221, the mineral solution cannot enter the hollow cavity of the hollow inner stator 212 through the upper side thereof, but is buffered at the bottom of the buffer cavity.
The above embodiments are only used for illustrating the technical solutions of the present invention and are not limited thereto, and any modification or equivalent replacement that does not depart from the spirit and scope of the present invention should be covered by the scope of the technical solutions of the present invention.
Claims (7)
1. A lead-zinc ore filter with a cleaning function is characterized by comprising:
a slurry tank (100);
the separation roller (200) comprises a roller (210) and a plurality of ceramic filter discs (220), two ends of the roller (210) are respectively connected to the walls of two ends of the slurry tank (100), the ceramic filter discs (220) are arranged on the roller (210) at intervals along the axial direction of the roller (210), and the ceramic filter discs (220) comprise a plurality of ceramic filter sheets (221) distributed along the circumferential direction of the roller (210);
the cleaning single group (300) comprises a first sprinkling head (310), an ultrasonic generator (320) and a second sprinkling head (330), wherein the first sprinkling head (310), the ultrasonic generator (320) and the second sprinkling head (330) are sequentially designed along the circumferential direction of the roller (210), at least one cleaning single group (300) is arranged between two adjacent ceramic filter discs (220), the first sprinkling head (310) and the second sprinkling head (330) spray water towards the ceramic filter sheets (221) of the ceramic filter discs (220) on two sides, and the ultrasonic generator (320) emits ultrasonic waves towards the ceramic filter sheets (221) of the ceramic filter discs (220) on two sides.
2. The lead-zinc ore filtering machine with the cleaning function as claimed in claim 1, further comprising a cross bar (410) and a lifting unit (500), wherein a plurality of vertical rods (420) are arranged on the cross bar (410) along the extending direction of the cross bar (410), the first sprinkling heads (310), the ultrasonic generators (320) and the second sprinkling heads (330) of a single cleaning single group (300) are arranged on the corresponding vertical rods (420), and the lifting unit (500) is adapted to drive the cross bar (410) to lift.
3. The lead-zinc ore filtering machine with the cleaning function according to claim 2, wherein the elevator group (500) comprises a ceiling base plate (510), a fixed pulley train (520), a movable pulley (530) and a chain rope (540), the fixed pulley train (520) is installed on the ceiling base plate (510), the middle part of the chain rope (540) is wound through the fixed pulley train (520), one end of the chain rope (540) is provided with a first hook (551), the first hook (551) is suitable for hooking a lifting lug (430) at one end of the cross bar (410), the other end of the chain rope (540) is wound through the movable pulley (530), the rotating shaft of the movable pulley (530) is connected with a second hook (552), and the second hook (552) is suitable for hooking the lifting lug (430) at the other end of the cross bar (410).
4. The lead-zinc ore filtering machine with the cleaning function as claimed in any one of claims 1 to 3, further comprising a stirring unit (600), wherein the stirring unit (600) comprises a stirring bar (610) and four-bar linkages distributed at two ends of the slurry tank (100), each four-bar linkage comprises a crank arm (620), a connecting rod and a crank piece, each crank arm (620) and each crank piece are hinged to the slurry tank (100), two ends of each connecting rod are respectively hinged to the corresponding crank arms (620) and the corresponding crank pieces, the crank pieces are in transmission connection with corresponding motors, two ends of the stirring bar (610) are respectively connected to the corresponding crank arms (620), the inner peripheral wall of the slurry tank (100) is in a cylindrical shape, the cut-off surface of the stirring bar (610) is in an arc shape, and each crank piece is suitable for driving the stirring bar (610) to reciprocate and transversely sweep along the circumferential direction of the slurry tank (100).
5. The lead-zinc ore filtering machine with cleaning function as claimed in claim 4, wherein the slurry tank (100) is provided with a water inlet and a sewage outlet.
6. The lead-zinc ore filter with the cleaning function according to claim 5, wherein the roller (210) comprises an outer rotor (211) and a hollow inner stator (212), the outer peripheral wall of the outer rotor (211) is provided with a support column suitable for installing the ceramic filter sheet (221) and a water pipe suitable for connecting a water nozzle of the ceramic filter sheet (221), a buffer cavity is formed between the inner wall of the outer rotor (211) and the outer wall of the hollow inner stator (212), the water pipe is communicated with the buffer cavity, the hollow cavity of the hollow inner stator (212) is communicated with the buffer cavity, and the hollow inner rotor is provided with a water outlet communicated with the hollow cavity.
7. The lead-zinc ore filtering machine with the cleaning function as claimed in claim 6, wherein the water pipe extends along the axial direction of the outer rotor (211) and is communicated with the buffer chamber through the end part of the outer rotor (211), and the lower side of the hollow inner stator (212) is provided with a through hole which is suitable for communicating the hollow chamber and the buffer chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222447444.2U CN218248920U (en) | 2022-09-15 | 2022-09-15 | Lead-zinc ore filter with cleaning function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222447444.2U CN218248920U (en) | 2022-09-15 | 2022-09-15 | Lead-zinc ore filter with cleaning function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218248920U true CN218248920U (en) | 2023-01-10 |
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ID=84713198
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222447444.2U Active CN218248920U (en) | 2022-09-15 | 2022-09-15 | Lead-zinc ore filter with cleaning function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218248920U (en) |
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2022
- 2022-09-15 CN CN202222447444.2U patent/CN218248920U/en active Active
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