CN219050579U - Coarse screening machine for treating newsprint pulp - Google Patents
Coarse screening machine for treating newsprint pulp Download PDFInfo
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- CN219050579U CN219050579U CN202222920406.4U CN202222920406U CN219050579U CN 219050579 U CN219050579 U CN 219050579U CN 202222920406 U CN202222920406 U CN 202222920406U CN 219050579 U CN219050579 U CN 219050579U
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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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/64—Paper recycling
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Abstract
The utility model relates to the technical field of newsprint production, in particular to a coarse screening machine for treating newsprint pulp, which comprises a storage box, a screen drum, a fixing mechanism, an adjusting mechanism and a cleaning mechanism, wherein the storage box is provided with a screen drum; a discharge hole is formed in the bottom of the storage box; the screen cylinder is arranged in the storage box and rotates under the action of the driving mechanism, the upper end and the lower end of the screen cylinder respectively penetrate through the upper end and the lower end of the storage box, a first sealing cover is arranged at a feed inlet at the upper end of the screen cylinder, a second sealing cover is arranged at a slag outlet at the lower end of the screen cylinder, and a filtering hole is arranged on the circumferential surface of the screen cylinder in the storage box; the fixing mechanism is arranged on the first sealing cover and connected with the screen cylinder and used for fixing the first sealing cover on the screen cylinder; the adjusting mechanism is arranged on the storage box and connected with the second sealing cover and used for controlling the on-off of the slag hole; the cleaning mechanism is arranged in the storage box and is used for flushing the filtering holes on the screen cylinder. The utility model solves the problems of filter hole blockage and has the advantages of convenient cleaning of fiber clusters, etc.
Description
Technical Field
The utility model relates to the technical field of newsprint production, in particular to a coarse screening machine for treating newsprint pulp.
Background
Newsprint is also called as a main paper, and when characters and pictures are printed on the newsprint, in order to ensure the printing definition, the paper surface of the newsprint is required to have a better printing effect, but in the pulp for producing the newsprint, some undipped fiber clusters are often formed in the pulp, and the fiber clusters in the newsprint can influence the flatness of the paper during the forming of the newsprint, so that the printing effect of the newsprint is influenced, and in order to improve the quality of the newsprint, a coarse screen is required to remove the fiber clusters in the newsprint pulp.
In the prior art, when the coarse screening machine removes the fiber clusters in the paper pulp, the filter holes are often blocked by the fiber clusters, and after the filter holes are blocked, the paper pulp can not smoothly pass through the filter holes, so that the treatment efficiency of the coarse screening machine on the paper pulp is influenced, the fiber clusters in the paper pulp are easily accumulated in the coarse screening machine, the cleaning of the fiber clusters by workers is inconvenient, and the filtering of the coarse screening machine on the follow-up paper pulp is further influenced.
Disclosure of Invention
In view of the above, the utility model provides a coarse screening machine for treating newsprint pulp, which aims to solve the problems of filter hole blockage and inconvenient cleaning of fiber clusters in the prior art.
In order to achieve the above purpose, the utility model is realized by the following technical scheme:
a coarse screening machine for treating newsprint pulp, comprising:
the bottom of the storage box is provided with a discharge hole;
the screen cylinder is arranged in the storage box and rotates under the action of the driving mechanism, the upper end and the lower end of the screen cylinder respectively penetrate through the upper end and the lower end of the storage box, a first sealing cover is arranged at a feeding hole at the upper end of the screen cylinder, a second sealing cover is arranged at a slag hole at the lower end of the screen cylinder, and a filtering hole is arranged on the circumferential surface of the screen cylinder in the storage box;
the fixing mechanism is arranged on the first sealing cover, connected with the screen cylinder and used for fixing the first sealing cover on the screen cylinder;
the adjusting mechanism is arranged on the storage box, connected with the second sealing cover and used for controlling the on-off of the slag hole;
the cleaning mechanism is arranged in the storage box and used for flushing the filtering holes on the screen cylinder.
A further improvement of the present utility model is that the cleaning mechanism includes:
the spray pipe is horizontally arranged in the storage box, a plurality of spray heads are arranged on the spray pipe, and the spray pipe is connected with a side wall rotating shaft of the storage box;
the first end of the water spray pipe penetrates through the storage box and then is connected with the rotary joint, and the free end of the rotary joint is communicated with the water inlet pipe;
and the swinging assembly is arranged on the storage box, connected with the water spraying pipe and used for driving the spray head to swing.
A further improvement of the present utility model is that the swing assembly includes:
the first gear is arranged at the first end of the water spraying pipe;
the rack is slidably arranged in the slideway on the storage box and meshed with the first gear;
the first motor is connected with the rack through a connecting component and is used for driving the rack to slide in a reciprocating manner.
The utility model further improves that the connecting component comprises a rotating rod arranged at the output end of the first motor, a sliding rod is arranged at the free end of the rotating rod, a sliding groove is arranged at one side of the rack, and the sliding rod is slidably arranged in the sliding groove.
The second sealing cover comprises a connecting sleeve arranged at the bottom of the storage box, the connecting sleeve is connected with a rotating shaft at the lower end of the screen drum, a baffle is arranged at the bottom of the connecting sleeve, and the baffle is connected with the adjusting mechanism and moves under the action of the adjusting mechanism.
A further improvement of the utility model is that the adjustment mechanism comprises:
the guide rod is horizontally arranged on the storage box and is in sliding connection with the baffle plate;
the first screw rod is arranged in parallel with the guide rod, is in threaded connection with the baffle and penetrates through the baffle, and can rotate under the drive of the third motor.
A further improvement of the present utility model is that the fixing mechanism includes:
the lower end of the second screw rod is connected with the rotating shaft of the first sealing cover;
the fixed sleeve is in threaded connection with the second screw rod, and first lugs are arranged at two ends of the fixed sleeve;
the two ends of the first sealing cover are symmetrically provided with two second supporting lugs, the middle part of each fixing rod is hinged with the corresponding second supporting lug, the lower end of each fixing rod is provided with a hook-shaped part, and the hook-shaped parts are matched with a fixing ring arranged at the upper end of the screen cylinder;
and the first end of each hinge rod is hinged with the corresponding first lug, and the second end of each hinge rod is hinged with the corresponding upper end of the fixing rod.
The utility model further improves that the upper end of the second screw rod is provided with a handle.
The utility model is further improved in that the driving mechanism comprises a second motor, a first belt wheel is arranged at the output end of the second motor, a second belt wheel is arranged at the upper end of the screen drum, and the first belt wheel is connected with the second belt wheel through a belt.
A further improvement of the utility model is that the first sealing cover is provided with a lifting lug.
By adopting the technical scheme, the utility model has the following technical progress:
the utility model provides a coarse screening machine for treating newsprint paper pulp, wherein pulp in a screen cylinder can be thrown into a storage box under centrifugal force, after the pulp is discharged from the screen cylinder, a slag hole can be controlled to be opened through an adjusting mechanism, so that fiber clusters can be discharged through the slag hole, the fiber clusters can be cleaned conveniently, when the filter holes are blocked by the fiber clusters in the pulp, the filter holes can be flushed through a cleaning mechanism in the storage box, the fiber clusters in the filter holes can be flushed back into the screen cylinder and can be discharged along with the slag hole, and the problem of blocking of the filter holes is solved.
The technical progress is mainly realized by the following detailed technical improvements:
1. when the first screw rod rotates under the drive of the third motor, the baffle plate can be driven to slide along the guide rod, the lower end of the connecting sleeve is further opened, and the upper end of the connecting sleeve is connected with the rotating shaft at the lower end of the screen cylinder, so that a slag hole formed in the lower end of the screen cylinder is communicated with the connecting sleeve, and when the lower end of the connecting sleeve is opened, the slag hole of the screen cylinder can be opened, so that fiber clusters in the screen cylinder can be discharged conveniently.
2. A plurality of shower nozzles that set up on the spray pipe can swing from top to bottom under the effect of swing subassembly, and then increase rivers wash out the area, simultaneously, because the screen cylinder can rotate under actuating mechanism's effect, and then reduce the dead angle, make the fibrous group in the filtration pore wash out to in the section of thick bamboo, avoid the filtration pore to block up.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort to a person skilled in the art.
FIG. 1 is a schematic diagram of a coarse screening machine according to the present utility model;
FIG. 2 is a schematic diagram of a driving mechanism according to the present utility model;
FIG. 3 is a schematic structural view of the fixing mechanism according to the present utility model;
FIG. 4 is a schematic view of a cleaning mechanism according to the present utility model;
FIG. 5 is a schematic view of the structure of the connecting member according to the present utility model;
FIG. 6 is a schematic view of the structure of the adjusting mechanism according to the present utility model;
reference numerals illustrate:
10-storage bin, 11-discharge port, 20-screen drum, 21-drive mechanism, 211-second motor, 212-first pulley, 213-second pulley, 22-feed port, 23-tap port, 24-tap hole, 30-first sealing cover, 301-lifting lug, 31-fixing mechanism, 311-second screw, 312-fixing sleeve, 313-first lug, 314-fixing rod, 315-second lug, 316-hook-shaped part, 317-fixing ring, 318-hinge rod, 319-handle, 40-second sealing cover, 401-connecting sleeve, 402-baffle, 41-adjusting mechanism, 411-guide rod, 412-first screw, 413-third motor, 50-cleaning mechanism, 51-water spray pipe, 52-spray head, 53-rotary joint, 54-water inlet pipe, 55-swing assembly, 56-first gear, 57-rack, 58-first motor, 59-connecting member, 591-rotary rod, 592-slide bar, 593-slide groove.
Detailed Description
Technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it should be apparent that in the following description, specific details are set forth such as the specific system structure, technology, etc. for the purpose of illustration rather than limitation, in order to provide a thorough understanding of the embodiments of the present utility model. It will be apparent, however, to one skilled in the art that the present utility model may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present utility model with unnecessary detail.
The utility model provides a coarse screening machine for treating newsprint pulp, which is known from figures 1 to 6 of the specification and mainly comprises the following parts or components: the storage box 10, the screen drum 20, the fixing mechanism 31, the adjusting mechanism 41 and the cleaning mechanism 50 are connected as follows:
a discharge hole 11 is formed in the bottom of the storage box 10; the screen drum 20 is arranged in the storage box 10 and rotates under the action of the driving mechanism 21, the upper end and the lower end of the screen drum 20 respectively penetrate through the upper end and the lower end of the storage box 10, a first sealing cover 30 is arranged at a feed inlet 22 at the upper end of the screen drum 20, a second sealing cover 40 is arranged at a slag outlet 23 at the lower end of the screen drum 20, and a filter hole 24 is arranged on the circumferential surface of the screen drum 20 in the storage box 10; the fixing mechanism 31 is arranged on the first sealing cover 30 and connected with the screen drum 20, and is used for fixing the first sealing cover 30 on the screen drum 20; the adjusting mechanism 41 is arranged on the storage box 10 and connected with the second sealing cover 40 for controlling the on-off of the slag hole 23; a cleaning mechanism 50 is provided in the storage tank 10 for flushing the filter openings 24 in the screen drum 20.
After pulp enters the screen drum 20 through the feed inlet 22, the fixing mechanism 31 fixes the first sealing cover 30 at the feed inlet 22 to seal the screen drum 20, at this time, the driving mechanism 21 drives the screen drum 20 to rotate, and as the filter holes 24 are arranged on the circumferential surface of the screen drum 20, the pulp in the screen drum 20 can be thrown into the storage box 10 through centrifugal force to accelerate the pulp processing speed, meanwhile, the pulp in the storage cavity can be discharged through the discharge outlet 11, and the residual fiber clusters in the screen drum 20 can be controlled to open through the slag outlet 23 by the adjusting mechanism 41, so that the fiber clusters can be discharged through the slag outlet 23, the fiber clusters can be cleaned conveniently, when the filter holes 24 are blocked by the fiber clusters, the filter holes 24 can be flushed into the screen drum 20 by the cleaning mechanism 50 in the storage box 10, and the fiber clusters in the filter holes 24 can be discharged along with the slag outlet 23, so that the problem of blocking of the filter holes 24 is solved.
As an example, as shown in fig. 4 of the specification, the cleaning mechanism 50 includes: the spray pipe 51 is horizontally arranged in the storage box 10, a plurality of spray heads 52 are arranged on the spray pipe, and the spray pipe 51 is connected with a side wall rotating shaft of the storage box 10; the first end of the water spraying pipe 51 of the rotary joint 53 penetrates through the storage box 10 and then is connected with the rotary joint 53, and the free end of the rotary joint 53 is communicated with the water inlet pipe 54; the swing assembly 55 is disposed on the storage tank 10 and connected to the spray pipe 51 for driving the spray head 52 to swing.
The spray nozzles 52 arranged on the spray pipes 51 can swing up and down under the action of the swinging assembly 55, so that the water flow flushing area is increased, meanwhile, the spray pipes 51 can be arranged in parallel, the spray pipes 51 are all provided with the spray nozzles 52, the first ends of the spray pipes 51 penetrating through the storage box 10 are all provided with rotary joints 53 and are communicated with the water inlet pipe 54 through the rotary joints 53, the spray pipes 51 are all connected with the swinging assembly 55, the spray nozzles 52 can be driven to swing simultaneously under the action of the swinging assembly 55, the spraying area is increased, meanwhile, as the screen cylinder 20 can rotate under the action of the driving mechanism 21, dead angles are reduced, fiber clusters in the filter holes 24 are flushed into the filter cylinder, and the blocking of the filter holes 24 is avoided.
In this embodiment, as can be seen from fig. 5 of the specification, the swing assembly 55 includes: the first gear 56 is arranged at the first end of the spray pipe 51; the rack 57 is slidably arranged in a slideway on the storage box 10 and is meshed with the first gear 56; the first motor 58 is connected to the rack 57 through a connecting member 59 for driving the rack 57 to reciprocate. The first motor 58 is connected with the rack 57 through the connecting member 59 and drives the rack 57 to reciprocate, and simultaneously the rack 57 is meshed with the first gear 56, so that the first gear 56 can be driven to rotate positively and negatively alternately, and simultaneously the first gear 56 is connected with the first end of the spray pipe 51, so that when the first motor 58 drives the rack 57 to reciprocate, the spray pipe 51 can rotate positively and negatively alternately, and the spray head 52 is driven to swing by taking the spray pipe 51 as the center.
In this embodiment, as can be seen from fig. 5 of the specification, the connecting member 59 includes a rotating rod 591 disposed at an output end of the first motor 58, a sliding rod 592 is disposed at a free end of the rotating rod 591, a sliding slot is disposed at one side of the rack 57, and the sliding rod 592 is slidably disposed in the sliding slot 593. When the rotating rod 591 is driven by the first motor 58 to rotate, the sliding rod 592 arranged at the free end of the rotating rod slides in the sliding groove 593 arranged on the rack 57, and drives the rack 57 to reciprocate along the sliding groove 593, so that the structure is simple.
As an example, as shown in fig. 6 of the drawings, the second sealing cover 40 includes a connecting sleeve 401 disposed at the bottom of the storage box 10, the connecting sleeve 401 is connected with a rotating shaft at the lower end of the screen drum 20, a baffle 402 is disposed at the bottom of the connecting sleeve 401, and the baffle 402 is connected with the adjusting mechanism 41 and moves under the action of the adjusting mechanism 41. The second sealing cover 40 is composed of a connecting sleeve 401 and a baffle 402, when the screen drum 20 rotates under the action of the driving mechanism 21, the connecting sleeve 401 and the baffle 402 are kept relatively static due to the fact that the connecting sleeve 401 is connected with the rotating shaft of the screen drum 20, and sealing effect can be better achieved.
In this embodiment, as can be seen from fig. 6 of the specification, the adjusting mechanism 41 includes: the guide rod 411 is horizontally arranged on the storage box 10 and is in sliding connection with the baffle 402; the first screw 412 is disposed parallel to the guide rod 411, is screwed to and penetrates through the baffle 402, and the first screw 412 can be driven by the third motor 211 to rotate. When the first screw 412 is driven by the third motor 211 to rotate, the baffle 402 can be driven to slide along the guide rod 411, so that the baffle 402 opens the slag hole 23, and the fiber mass in the screen drum 20 is discharged, so that the cleaning is facilitated.
As an example, as can be seen from fig. 3 of the specification, the fixing mechanism 31 includes: the lower end of the second screw 311 is connected with the rotating shaft of the first sealing cover 30; the fixed sleeve 312 is in threaded connection with the second screw 311, and both ends of the fixed sleeve 312 are provided with first lugs 313; two second supporting lugs 315 are symmetrically arranged at two ends of the first sealing cover 30 of the two fixing rods 314, the middle part of each fixing rod 314 is hinged with the corresponding second supporting lug 315, the lower end of each fixing rod 314 is provided with a hook-shaped part 316, and the hook-shaped parts 316 are matched with a fixing ring 317 arranged at the upper end of the screen drum 20; the first end of each hinge rod 318 is hinged to the corresponding first supporting lug 313, the second end is hinged to the upper end of the corresponding fixing rod 314, and the upper end of the second screw 311 is provided with a handle 319.
When the second screw 311 rotates, the fixing sleeve 312 can be driven to lift along the second screw 311, and when the fixing sleeve 312 ascends, the two hinging rods 318 can simultaneously drive the two fixing rods 314 to rotate along the middle thereof, so that the hook-shaped part 316 at the lower end of the fixing rod 314 moves towards the screen cylinder 20, and the hook-shaped part 316 arranged at the lower end of the fixing rod 314 hooks the fixing ring 317, thereby completing the fixation between the first sealing cover 30 and the screen cylinder 20, and conversely, when the fixing sleeve 312 descends, the lower ends of the two fixing rods 314 can be driven to move towards a direction away from the screen cylinder 20, so that the hook-shaped part 316 is separated from the screen cylinder 20, at the moment, the first sealing cover 30 can be taken down from the screen cylinder 20, and the handle 319 arranged at the upper end of the second screw 311 can facilitate the rotation of the second screw 311 by workers.
As an example, as shown in fig. 2 of the specification, the driving mechanism 21 includes a second motor 413, a first belt pulley 212 is disposed at an output end of the second motor 413, a second belt pulley 213 is disposed at an upper end of the screen drum 20, and the first belt pulley 212 is connected to the second belt pulley 213 through a belt.
In this embodiment, as can be seen from fig. 1 of the specification, the first sealing cover 30 is provided with a lifting lug 301. Lifting lugs 301 facilitate the worker to operate the machine to lift the first seal cap 30.
It should be noted that in this patent application, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus, does not include, without limitation, additional elements that are defined by the term "include" an.
The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model, and are intended to be included in the scope of the present utility model.
Claims (10)
1. A coarse screening machine for treating newsprint pulp, comprising:
the bottom of the storage box is provided with a discharge hole;
the screen cylinder is arranged in the storage box and rotates under the action of the driving mechanism, the upper end and the lower end of the screen cylinder respectively penetrate through the upper end and the lower end of the storage box, a first sealing cover is arranged at a feeding hole at the upper end of the screen cylinder, a second sealing cover is arranged at a slag hole at the lower end of the screen cylinder, and a filtering hole is arranged on the circumferential surface of the screen cylinder in the storage box;
the fixing mechanism is arranged on the first sealing cover, connected with the screen cylinder and used for fixing the first sealing cover on the screen cylinder;
the adjusting mechanism is arranged on the storage box, connected with the second sealing cover and used for controlling the on-off of the slag hole;
the cleaning mechanism is arranged in the storage box and used for flushing the filtering holes on the screen cylinder.
2. A coarse screen for processing newsprint pulp as claimed in claim 1, wherein the cleaning mechanism comprises:
the spray pipe is horizontally arranged in the storage box, a plurality of spray heads are arranged on the spray pipe, and the spray pipe is connected with a side wall rotating shaft of the storage box;
the first end of the water spray pipe penetrates through the storage box and then is connected with the rotary joint, and the free end of the rotary joint is communicated with the water inlet pipe;
and the swinging assembly is arranged on the storage box, connected with the water spraying pipe and used for driving the spray head to swing.
3. A coarse screen for processing newsprint pulp as claimed in claim 2, wherein the swing assembly comprises:
the first gear is arranged at the first end of the water spraying pipe;
the rack is slidably arranged in the slideway on the storage box and meshed with the first gear;
the first motor is connected with the rack through a connecting component and is used for driving the rack to slide in a reciprocating manner.
4. A coarse screening machine for treating newsprint pulp as claimed in claim 3, wherein the connecting member comprises a rotating rod arranged at the output end of the first motor, a sliding rod is arranged at the free end of the rotating rod, a sliding groove is arranged at one side of the rack, and the sliding rod is slidably arranged in the sliding groove.
5. The coarse screening machine for treating newsprint pulp according to claim 1, wherein the second sealing cover comprises a connecting sleeve arranged at the bottom of the storage box, the connecting sleeve is connected with a rotating shaft at the lower end of the screen drum, a baffle is arranged at the bottom of the connecting sleeve, and the baffle is connected with the adjusting mechanism and moves under the action of the adjusting mechanism.
6. A coarse screening machine for treating newsprint pulp as claimed in claim 5, wherein said adjustment mechanism comprises:
the guide rod is horizontally arranged on the storage box and is in sliding connection with the baffle plate;
the first screw rod is arranged in parallel with the guide rod, is in threaded connection with the baffle and penetrates through the baffle, and can rotate under the drive of the third motor.
7. A coarse screening machine for treating newsprint pulp as claimed in claim 1, wherein the fixing means comprises:
the lower end of the second screw rod is connected with the rotating shaft of the first sealing cover;
the fixed sleeve is in threaded connection with the second screw rod, and first lugs are arranged at two ends of the fixed sleeve;
the two ends of the first sealing cover are symmetrically provided with two second supporting lugs, the middle part of each fixing rod is hinged with the corresponding second supporting lug, the lower end of each fixing rod is provided with a hook-shaped part, and the hook-shaped parts are matched with a fixing ring arranged at the upper end of the screen cylinder;
and the first end of each hinge rod is hinged with the corresponding first lug, and the second end of each hinge rod is hinged with the corresponding upper end of the fixing rod.
8. A coarse screen for processing newsprint pulp as claimed in claim 7, wherein the upper end of the second screw is provided with a handle.
9. A coarse screening machine for treating newsprint pulp as claimed in claim 1, wherein the drive mechanism comprises a second motor, the output end of the second motor is provided with a first belt wheel, the upper end of the screen drum is provided with a second belt wheel, and the first belt wheel is connected with the second belt wheel through a belt.
10. A coarse screening machine for treating newsprint pulp according to any one of claims 1-9, wherein the first sealing cover is provided with lifting lugs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222920406.4U CN219050579U (en) | 2022-11-03 | 2022-11-03 | Coarse screening machine for treating newsprint pulp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222920406.4U CN219050579U (en) | 2022-11-03 | 2022-11-03 | Coarse screening machine for treating newsprint pulp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219050579U true CN219050579U (en) | 2023-05-23 |
Family
ID=86344738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222920406.4U Active CN219050579U (en) | 2022-11-03 | 2022-11-03 | Coarse screening machine for treating newsprint pulp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219050579U (en) |
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2022
- 2022-11-03 CN CN202222920406.4U patent/CN219050579U/en active Active
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