CN112427289A - Multistage screening equipment is used in recycled concrete processing - Google Patents
Multistage screening equipment is used in recycled concrete processing Download PDFInfo
- Publication number
- CN112427289A CN112427289A CN202011425555.2A CN202011425555A CN112427289A CN 112427289 A CN112427289 A CN 112427289A CN 202011425555 A CN202011425555 A CN 202011425555A CN 112427289 A CN112427289 A CN 112427289A
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- screening
- material collecting
- collecting groove
- screening device
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/18—Drum screens
- B07B1/22—Revolving drums
- B07B1/24—Revolving drums with fixed or moving interior agitators
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
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- Combined Means For Separation Of Solids (AREA)
Abstract
The invention discloses multistage screening equipment for processing recycled concrete, which comprises a movable base, a primary screening device, a secondary screening device, a tertiary screening device and a feed hopper, wherein the movable base is provided with a first screening device and a second screening device; and a three-stage screening device, a two-stage screening device, a one-stage screening device and a feed hopper are sequentially arranged on the base in a stepped manner from left to right. According to the invention, the primary screening device, the secondary screening device and the tertiary screening device are arranged, so that the regenerated materials with different sizes can be conveniently and rapidly distinguished, and the working efficiency is higher; the corresponding spiral guide vanes are arranged in the corresponding screening barrels, so that the regenerated materials can be conveniently rotated to limit the gliding speed of the regenerated materials, and the filtering efficiency is improved; through set up respective groove that gathers materials under every screening section of thick bamboo, conveniently collect the material after the screening to with different material water conservancy diversion to different places.
Description
Technical Field
The invention belongs to the technical field of recycled concrete processing, and particularly relates to multistage screening equipment for recycled concrete processing.
Background
The recycled concrete is new concrete prepared by crushing, cleaning and grading waste recycled materials, mixing the crushed, cleaned and graded recycled materials with grading according to a certain proportion, partially or completely replacing natural aggregates (mainly coarse aggregates) such as sand stones and the like, and then adding cement, water and the like, wherein the recycled concrete can have the following conditions according to the combination form of the aggregates: the aggregates are all regenerated aggregates, the coarse aggregates are regenerated aggregates, the fine aggregates are natural sand, the coarse aggregates are natural gravels or pebbles, the fine aggregates are regenerated aggregates, and the regenerated aggregates replace part of the coarse aggregates or the fine aggregates. The existing screening device is complex in structure, large in size, not suitable for moving, low in screening efficiency and incapable of working continuously in large quantities, and can not meet the existing requirements.
Disclosure of Invention
The invention aims to provide multistage screening equipment for processing recycled concrete, and solves the problems that an existing screening device is complex in structure, large in size, not easy to move, low in screening efficiency, incapable of continuously working in large quantities and incapable of meeting existing requirements.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to a multistage screening device for processing recycled concrete, which comprises a movable base, a primary screening device, a secondary screening device, a tertiary screening device and a feed hopper, wherein the movable base is provided with a first screening device and a second screening device; the three-stage screening device, the two-stage screening device, the one-stage screening device and the feed hopper are sequentially arranged on the base in a stepped manner from left to right;
the three-stage screening device comprises a third material collecting groove arranged on the base through a first support, two third bearing seats arranged on the third material collecting groove, a third screening barrel rotatably arranged between the two third bearing seats, a third diversion trench arranged at the top of the third bearing seat on the right side and a third motor arranged on the third bearing seat on the right end and used for driving the third screening barrel to rotate; a third material leaking hole is formed in the bottom of the third material collecting groove corresponding to the left end of the third screening cylinder;
the third screening barrel comprises a third rotating shaft which is rotatably connected with the two third bearing seats and a third screening barrel which is arranged on the third rotating shaft through a third guide vane; the outer walls of the third guide vane and the third screening barrel are provided with a plurality of third screening holes;
the secondary screening device comprises a second material collecting groove arranged at the upper part of the third material collecting groove, two second bearing seats arranged on the second material collecting groove, a second screening barrel rotatably arranged between the two second bearing seats, a second diversion trench arranged at the top of the second bearing seat on the right side and a second motor arranged on the second bearing seat at the right end and used for driving the second screening barrel to rotate; a second material leaking hole is formed in the bottom of the second material collecting groove corresponding to the third diversion trench;
the second screening cylinder comprises a second rotating shaft which is rotatably connected with the two second bearing seats and a second screening cylinder which is arranged on the second rotating shaft through a second guide vane; the outer walls of the second guide vane and the second screening cylinder are provided with a plurality of second screening holes;
the primary screening device comprises a first material collecting groove arranged at the upper part of the second material collecting groove, two first bearing seats arranged on the first material collecting groove, a first screening barrel rotatably arranged between the two first bearing seats, a first diversion trench arranged at the top of the first bearing seat on the right side and a first motor arranged on the first bearing seat at the left end and used for driving the first screening barrel to rotate; a first material leaking hole is formed in the bottom of the first material collecting groove corresponding to the second diversion trench;
the first screening cylinder comprises a first rotating shaft which is rotatably connected with the two first bearing seats and a first screening cylinder which is arranged on the first rotating shaft through a first guide vane; the outer walls of the first guide vane and the first screening cylinder are provided with a plurality of first screening holes;
the feed hopper is arranged at the right end of the base through a second support, and the right end of the first diversion trench extends into the lower part of the feed hopper;
the base comprises a fine material collecting box and a bottom plate arranged on the left side of the fine material collecting box; the second support is arranged on the top of the fine material collecting box, the first support is arranged on the top of the bottom plate, and a flow guide channel for guiding fine materials into the fine material collecting box is arranged between the first support and the bottom plate.
Further, the diameter of the first screening hole is larger than that of the second-stage screening hole, and the diameter of the second-stage screening hole is larger than that of the third-stage screening hole.
Further, the right end of the third material collecting groove is connected with the bottom plate through a first supporting plate, and the top end of the first supporting plate is connected with the bottom of the second material collecting groove;
the right end of the second material collecting groove is connected with the fine material collecting box through a second supporting plate, and the top end of the second supporting plate is connected with the bottom of the first material collecting groove.
Furthermore, two sides of the third material collecting groove are respectively connected with the bottom of the second material collecting groove through two second connecting blocks;
and the two sides of the second material collecting groove are respectively connected with the bottom of the first material collecting groove through two first connecting blocks.
Furthermore, a third partition plate for preventing the material from sliding into the lower third material collecting groove is arranged on the left side of the third material collecting groove corresponding to the third material leaking hole;
a second baffle plate for preventing the material from sliding into the lower second material collecting groove is arranged on the left side of the second material collecting groove corresponding to the second material leaking hole;
the left side of the first material collecting groove corresponding to the first material leaking hole is provided with a first partition plate for preventing materials from sliding into the first material collecting groove below.
Furthermore, a pair of first rollers is arranged on the front side and the rear side of the bottom of the fine material collecting box, and a second roller is arranged on the lower portion of the left side of the bottom.
Further, the first support comprises a first vertical plate, a second vertical plate, a channel top plate and two channel side plates; the channel top plate, the two channel side plates and the bottom plate form a flow guide channel; and a fine material inlet is formed in the channel top plate corresponding to the third leakage port.
Further, a second guide groove discharging to the side is formed in the lower end of the second material collecting groove; the lower end of the first material collecting groove is provided with a first flow guide groove for discharging materials from the front side.
The invention has the following beneficial effects: by arranging the primary screening device, the secondary screening device and the tertiary screening device, the regenerated materials with different sizes can be conveniently and quickly distinguished, and the working efficiency is higher; the corresponding spiral guide vanes are arranged in the corresponding screening barrels, so that the regenerated materials can be conveniently rotated to limit the gliding speed of the regenerated materials, and the filtering efficiency is improved; the material collecting grooves are arranged below the screening cylinders, so that screened materials can be conveniently collected, and different materials are guided to different places; through set up thin material collecting box and water conservancy diversion passageway in the base, be convenient for sieve tertiary screening plant and obtain the leading-in storage in the thin material collecting box of thin material.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is an enlarged view of A in FIG. 2;
FIG. 4 is an enlarged view of B in FIG. 2;
fig. 5 is an enlarged schematic view of C in fig. 2.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "middle", "outer", "inner", and the like, indicate orientations or positional relationships, are used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1 to 5, the present invention is a multistage screening apparatus for recycled concrete processing, which includes a movable base 100, a primary screening device 200, a secondary screening device 300, a tertiary screening device 400, and a feed hopper 500; the three-stage screening device 400, the two-stage screening device 300, the one-stage screening device 200 and the feed hopper 500 are sequentially arranged on the base 100 in a stepped manner from left to right;
the tertiary screening device 400 includes a third material collecting tank 410 disposed on the base 100 through the first bracket 110, two third bearing seats 420 disposed on the third material collecting tank 410, a third screening drum 430 rotatably disposed between the two third bearing seats 420, a third guiding gutter 440 disposed on the top of the right third bearing seat 420, and a third motor 450 disposed on the right third bearing seat 420 for driving the third screening drum 430 to rotate; two sides of the third bearing seat are connected with the upper part of the corresponding third material collecting groove through a third supporting block; a third material leaking hole is formed in the bottom of the third material collecting groove 410 at the left end of the third screening cylinder 430;
the third classifying drum 430 includes a third rotating shaft 431 rotatably connected to the two third bearing housings 420, and a third classifying drum 433 provided on the third rotating shaft 431 by a third guide vane 432; the outer walls of the third guide vanes 432 and the third screening barrel 433 are provided with a plurality of third screening holes; the screening capacity is increased by arranging the same third screening holes, and the entering materials are simultaneously filtered by the third guide vanes and the third screening cylinder which are in contact with each other;
the secondary screening device 300 comprises a second collecting groove 310 arranged at the upper part of the third collecting groove 410, two second bearing seats 320 arranged on the second collecting groove 310, a second screening cylinder 330 rotatably arranged between the two second bearing seats 320, a second diversion trench 340 arranged at the top of the right second bearing seat 320, and a second motor 350 arranged on the right second bearing seat 320 and used for driving the second screening cylinder 330 to rotate; two sides of the second bearing seat are connected with the upper part of the corresponding second material collecting groove through second supporting blocks; a second material leaking hole is formed at the bottom of the second material collecting groove 310 corresponding to the third diversion groove 440;
the second classifying drum 330 includes a second rotating shaft 331 rotatably connected to the two second bearing housings 320, and a second classifying drum 333 provided on the second rotating shaft 331 through a second guide vane 332; the outer walls of the second guide vane 332 and the second screening cylinder 333 are provided with a plurality of second screening holes; the screening capacity is increased by arranging the same second screening holes, and the entering materials are simultaneously filtered by the second guide vanes and the second screening cylinder which are in contact with each other;
the primary screening device 200 comprises a first collecting groove 210 arranged at the upper part of the second collecting groove 310, two first bearing seats 220 arranged on the first collecting groove 210, a first screening barrel 230 rotatably arranged between the two first bearing seats 220, a first diversion trench 240 arranged at the top of the right first bearing seat 220, and a first motor 250 arranged on the left first bearing seat 220 and used for driving the first screening barrel 230 to rotate; two sides of the first bearing seat are connected with the upper part of the corresponding first material collecting groove through the first supporting block; a first material leaking hole is formed at the bottom of the first material collecting groove 210 corresponding to the second diversion groove 340;
the first classifying cylinder 230 includes a first rotating shaft 231 rotatably connected to the two first bearing seats 220, and a first classifying cylinder 233 provided on the first rotating shaft 231 via a first guide vane 232; the outer walls of the first guide vane 232 and the first screening cylinder 233 are provided with a plurality of first screening holes; the screening capacity is increased by arranging the same first screening holes, and the entering materials are simultaneously filtered by the first guide vanes and the first screening barrel which are in contact with each other;
the feeding hopper 500 is disposed at the right end of the base 100 through the second bracket 120, and the right end of the first guiding gutter 240 extends into the lower portion of the feeding hopper 500;
the base 100 includes a fine material collection bin 130 and a bottom plate 140 disposed at the left side of the fine material collection bin 130; the second bracket 120 is disposed on the top of the fine material collecting box 130, the first bracket 110 is disposed on the top of the bottom plate 140, and a guide passage 190 for guiding the fine material into the fine material collecting box 130 is disposed between the first bracket 110 and the bottom plate 140.
Further, the diameter of the first screening hole is larger than that of the second-stage screening hole, and the diameter of the second-stage screening hole is larger than that of the third-stage screening hole.
Further, the right end of the third material collecting groove 410 is connected with the bottom plate 140 through a first supporting plate 150, and the top end of the first supporting plate 150 is connected with the bottom of the second material collecting groove 310;
the right end of the second collecting chute 310 is connected to the fine material collecting box 130 through a second supporting plate 160, and the top end of the second supporting plate 160 is connected to the bottom of the first collecting chute 210.
Further, two sides of the third material collecting groove 410 are respectively connected with the bottom of the second material collecting groove 310 through two second connecting blocks 360;
two sides of the second material collecting groove 310 are connected to the bottom of the first material collecting groove 210 through two first connecting blocks 260, respectively.
Further, a third partition 411 for preventing the material from sliding into a lower third material collecting groove is arranged at the left side of the third material collecting groove 410 corresponding to the third material leaking hole;
a second partition plate 311 for preventing the material from sliding into the lower second material collecting groove is arranged on the left side of the second material collecting groove 310 corresponding to the second material leaking hole;
the first collecting groove 210 is provided with a first partition 211 corresponding to the left side of the first material leaking hole and used for preventing the material from sliding into the first collecting groove below.
Further, a pair of first rollers 170 is disposed at the front and rear sides of the bottom of the fine material collecting box 130, and a second roller 180 is disposed at the lower portion of the left side of the bottom 140.
Further, the first bracket 110 includes a first vertical plate 111, a second vertical plate 112, a channel top plate 113 and two channel side plates 114; the channel top plate 113, the two channel side plates 114 and the bottom plate 140 form a flow guide channel 190; and a fine material inlet is formed in the channel top plate 113 corresponding to the third material leakage opening.
Further, a second guide guiding groove 312 discharging to the side is arranged at the lower end of the second collecting groove 310; the lower end of the first material collecting groove 210 is provided with a first guide groove 212 for discharging materials from the front side; the materials with different particle sizes can be conveniently drained to different places.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (8)
1. A multi-stage screening device for processing recycled concrete comprises a movable base, a primary screening device, a secondary screening device, a tertiary screening device and a feed hopper; the three-stage screening device, the two-stage screening device, the one-stage screening device and the feed hopper are sequentially arranged on the base in a stepped manner from left to right; the method is characterized in that:
the three-stage screening device comprises a third material collecting groove arranged on the base through a first support, two third bearing seats arranged on the third material collecting groove, a third screening barrel rotatably arranged between the two third bearing seats, a third diversion trench arranged at the top of the third bearing seat on the right side and a third motor arranged on the third bearing seat on the right end and used for driving the third screening barrel to rotate; a third material leaking hole is formed in the bottom of the third material collecting groove corresponding to the left end of the third screening cylinder;
the third screening barrel comprises a third rotating shaft which is rotatably connected with the two third bearing seats and a third screening barrel which is arranged on the third rotating shaft through a third guide vane; the outer walls of the third guide vane and the third screening barrel are provided with a plurality of third screening holes;
the secondary screening device comprises a second material collecting groove arranged at the upper part of the third material collecting groove, two second bearing seats arranged on the second material collecting groove, a second screening barrel rotatably arranged between the two second bearing seats, a second diversion trench arranged at the top of the second bearing seat on the right side and a second motor arranged on the second bearing seat at the right end and used for driving the second screening barrel to rotate; a second material leaking hole is formed in the bottom of the second material collecting groove corresponding to the third diversion trench;
the second screening cylinder comprises a second rotating shaft which is rotatably connected with the two second bearing seats and a second screening cylinder which is arranged on the second rotating shaft through a second guide vane; the outer walls of the second guide vane and the second screening cylinder are provided with a plurality of second screening holes;
the primary screening device comprises a first material collecting groove arranged at the upper part of the second material collecting groove, two first bearing seats arranged on the first material collecting groove, a first screening barrel rotatably arranged between the two first bearing seats, a first diversion trench arranged at the top of the first bearing seat on the right side and a first motor arranged on the first bearing seat at the left end and used for driving the first screening barrel to rotate; a first material leaking hole is formed in the bottom of the first material collecting groove corresponding to the second diversion trench;
the first screening cylinder comprises a first rotating shaft which is rotatably connected with the two first bearing seats and a first screening cylinder which is arranged on the first rotating shaft through a first guide vane; the outer walls of the first guide vane and the first screening cylinder are provided with a plurality of first screening holes;
the feed hopper is arranged at the right end of the base through a second support, and the right end of the first diversion trench extends into the lower part of the feed hopper;
the base comprises a fine material collecting box and a bottom plate arranged on the left side of the fine material collecting box; the second support is arranged on the top of the fine material collecting box, the first support is arranged on the top of the bottom plate, and a flow guide channel for guiding fine materials into the fine material collecting box is arranged between the first support and the bottom plate.
2. The multistage screening apparatus for recycled concrete processing according to claim 1, wherein the diameter of the first screening hole is larger than that of the secondary screening hole, and the diameter of the secondary screening hole is larger than that of the tertiary screening hole.
3. The multistage screening apparatus for recycled concrete processing according to claim 1, wherein the right end of the third material collecting tank is connected to the bottom plate through a first supporting plate, and the top end of the first supporting plate is connected to the bottom of the second material collecting tank;
the right end of the second material collecting groove is connected with the fine material collecting box through a second supporting plate, and the top end of the second supporting plate is connected with the bottom of the first material collecting groove.
4. The multistage screening device for recycled concrete processing according to claim 1, wherein two sides of the third material collecting groove are respectively connected with the bottom of the second material collecting groove through two second connecting blocks;
and the two sides of the second material collecting groove are respectively connected with the bottom of the first material collecting groove through two first connecting blocks.
5. The multistage screening device for recycled concrete processing according to claim 1, wherein a third partition plate for preventing materials from sliding into a lower third collecting groove is arranged on the left side of the third collecting groove corresponding to the third material leaking hole;
a second baffle plate for preventing the material from sliding into the lower second material collecting groove is arranged on the left side of the second material collecting groove corresponding to the second material leaking hole;
the left side of the first material collecting groove corresponding to the first material leaking hole is provided with a first partition plate for preventing materials from sliding into the first material collecting groove below.
6. The multistage screening apparatus for recycled concrete processing according to claim 1, wherein a pair of first rollers are disposed at front and rear sides of the bottom of the fine material collecting box, and a second roller is disposed at a lower portion of the left side of the bottom.
7. The multistage screening apparatus for recycled concrete processing according to claim 1, wherein the first support comprises a first vertical plate, a second vertical plate, a channel top plate and two channel side plates; the channel top plate, the two channel side plates and the bottom plate form a flow guide channel; and a fine material inlet is formed in the channel top plate corresponding to the third leakage port.
8. The multistage screening device for recycled concrete processing according to claim 1, wherein a second diversion guide groove discharging to the side is arranged at the lower end of the second material collecting groove; the lower end of the first material collecting groove is provided with a first flow guide groove for discharging materials from the front side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011425555.2A CN112427289A (en) | 2020-12-09 | 2020-12-09 | Multistage screening equipment is used in recycled concrete processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011425555.2A CN112427289A (en) | 2020-12-09 | 2020-12-09 | Multistage screening equipment is used in recycled concrete processing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112427289A true CN112427289A (en) | 2021-03-02 |
Family
ID=74691380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011425555.2A Withdrawn CN112427289A (en) | 2020-12-09 | 2020-12-09 | Multistage screening equipment is used in recycled concrete processing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112427289A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114074066A (en) * | 2021-10-12 | 2022-02-22 | 怀化鑫崀峰钙业有限公司 | Lime screening machine |
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| CN205762193U (en) * | 2016-07-13 | 2016-12-07 | 杭州天宝机电设备有限公司 | A kind of pill screening plant |
| CN206168759U (en) * | 2016-10-28 | 2017-05-17 | 山西省农业科学院果树研究所 | Red date grader |
| CN110227643A (en) * | 2018-08-23 | 2019-09-13 | 金华悟空建筑设计有限公司 | A kind of Sand screen of the construction with multistage screening function |
| CN209502210U (en) * | 2018-11-26 | 2019-10-18 | 福清市恒泰水产食品有限公司 | A kind of new type water product screening sorter |
| CN209918269U (en) * | 2019-05-24 | 2020-01-10 | 郑州万基混凝土有限公司 | Machine-made sand screening plant for concrete |
| CN111151437A (en) * | 2020-01-09 | 2020-05-15 | 江西达人建材有限公司 | Multistage screening plant of haydite |
| CN211463912U (en) * | 2019-12-14 | 2020-09-11 | 四川宇硕商品混凝土有限公司 | Grit screening machine convenient to screen out large granule stone |
| CN212069525U (en) * | 2020-01-08 | 2020-12-04 | 上海百理新型建筑材料有限公司 | Dry method machine-made sandstone screening device |
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2020
- 2020-12-09 CN CN202011425555.2A patent/CN112427289A/en not_active Withdrawn
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205762193U (en) * | 2016-07-13 | 2016-12-07 | 杭州天宝机电设备有限公司 | A kind of pill screening plant |
| CN206168759U (en) * | 2016-10-28 | 2017-05-17 | 山西省农业科学院果树研究所 | Red date grader |
| CN110227643A (en) * | 2018-08-23 | 2019-09-13 | 金华悟空建筑设计有限公司 | A kind of Sand screen of the construction with multistage screening function |
| CN209502210U (en) * | 2018-11-26 | 2019-10-18 | 福清市恒泰水产食品有限公司 | A kind of new type water product screening sorter |
| CN209918269U (en) * | 2019-05-24 | 2020-01-10 | 郑州万基混凝土有限公司 | Machine-made sand screening plant for concrete |
| CN211463912U (en) * | 2019-12-14 | 2020-09-11 | 四川宇硕商品混凝土有限公司 | Grit screening machine convenient to screen out large granule stone |
| CN212069525U (en) * | 2020-01-08 | 2020-12-04 | 上海百理新型建筑材料有限公司 | Dry method machine-made sandstone screening device |
| CN111151437A (en) * | 2020-01-09 | 2020-05-15 | 江西达人建材有限公司 | Multistage screening plant of haydite |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114074066A (en) * | 2021-10-12 | 2022-02-22 | 怀化鑫崀峰钙业有限公司 | Lime screening machine |
| CN114074066B (en) * | 2021-10-12 | 2022-12-13 | 怀化鑫崀峰钙业有限公司 | Lime screening machine |
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