CN114515620A - Multistage broken screening machine of building rubbish - Google Patents
Multistage broken screening machine of building rubbish Download PDFInfo
- Publication number
- CN114515620A CN114515620A CN202210044598.9A CN202210044598A CN114515620A CN 114515620 A CN114515620 A CN 114515620A CN 202210044598 A CN202210044598 A CN 202210044598A CN 114515620 A CN114515620 A CN 114515620A
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- frame
- screening
- crushing
- hopper
- screening machine
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/02—Crushing or disintegrating by roller mills with two or more rollers
- B02C4/08—Crushing or disintegrating by roller mills with two or more rollers with co-operating corrugated or toothed crushing-rollers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
- B02C13/02—Disintegrating by mills having rotary beater elements ; Hammer mills with horizontal rotor shaft
- B02C13/06—Disintegrating by mills having rotary beater elements ; Hammer mills with horizontal rotor shaft with beaters rigidly connected to the rotor
- B02C13/09—Disintegrating by mills having rotary beater elements ; Hammer mills with horizontal rotor shaft with beaters rigidly connected to the rotor and throwing the material against an anvil or impact plate
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/10—Separating or sorting of material, associated with crushing or disintegrating with separator arranged in discharge path of crushing or disintegrating zone
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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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- 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
- Y02W30/58—Construction or demolition [C&D] waste
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Disintegrating Or Milling (AREA)
- Crushing And Pulverization Processes (AREA)
Abstract
The invention provides a multistage crushing and screening machine for construction waste, mainly relates to the field of crushing and screening treatment of the construction waste, and particularly relates to a multistage crushing and screening machine for the construction waste. The utility model provides a multistage broken screening machine of building rubbish, includes the frame, frame one deck front end sets gradually oblique belt feeder, electric cabinet, frame one deck rear end sets up the screening ware, frame two layers front end sets up the broken hopper of one-level, frame two layers rear end sets up the second grade breaker, frame two layers side sets gradually first drive arrangement, second drive arrangement, frame one deck tail end sets up the third drive arrangement, second grade breaker bottom sets up middle transition fill, the screening ware lower part sets gradually first play hopper, second play hopper. The invention has the beneficial effects that: the multi-stage crushing and screening device can realize multi-stage crushing of the construction waste and screen the construction waste with different sizes and specifications, the device can crush the construction waste fully, and the crushing and screening efficiency and quality of the construction waste can be greatly improved.
Description
Technical Field
The invention mainly relates to the field of construction waste crushing and screening treatment, in particular to a multistage crushing and screening machine for construction waste.
Background
Along with the continuous development of urbanization in China, environmental problems are increasingly prominent, old buildings are continuously dismantled, a large amount of waste reinforced concrete and brick rubbles are generated, the development of green circular economy becomes a continuous pursuit target of people, the resource utilization of urban building waste becomes a necessary choice for people, the environmental problems caused by the building waste are solved, raw materials can be provided for newly built buildings, the application of building waste recycling equipment is more and more extensive, and the problems of complex structure, low production efficiency, insufficient crushing and the like mainly exist in the building waste crushing and screening equipment in the market at present.
Disclosure of Invention
In order to solve the defects of the prior art, the invention provides the multistage crushing and screening machine for the construction waste, which can realize multistage crushing on the construction waste and can screen the construction crushed materials with different sizes.
In order to achieve the purpose, the invention is realized by the following technical scheme:
a multistage crushing and screening machine for construction waste comprises a frame, wherein a belt conveyor with a large inclination angle and an electric cabinet are sequentially arranged at the front end of one layer of the frame, a screening device is arranged at the rear end of one layer of the frame, a primary crushing hopper is arranged at the front end of the second layer of the frame, a secondary crushing device is arranged at the rear end of the second layer of the frame, a first driving device and a second driving device are sequentially arranged on the lateral surface of the second layer of the frame, a third driving device is arranged at the tail end of one layer of the frame, an intermediate transition hopper is arranged at the bottom of the secondary crushing device, a first discharging hopper and a second discharging hopper are sequentially arranged at the lower part of the screening device, the upper part of the intermediate transition hopper is in bolted connection with the lower part of the screening device, a lower discharging port is in bolted connection with a feeding port of the screening device, and the belt conveyor with the large inclination angle, the secondary crushing device, the screening device, the first driving device, the electric cabinet, the second driving device, the first discharging hopper and the second discharging hopper are all in bolted connection with the frame, the large-inclination-angle belt conveyor 3, the first driving device, the second driving device and the third driving device are all electrically connected with the electric cabinet.
The rack is of a two-layer truss structure, the side face of the two-layer truss is a triangular support frame, and the whole rack is formed by welding a 200X 100X 5 rectangular square pipe and a 100X 5 rectangular square pipe.
The belt with the inclination angle of 45 degrees of the large-inclination-angle belt conveyor (3) is a corrugated flange annular conveying belt.
Set up gyro wheel and supporting seat in the broken hopper of one-level, it has the mounting hole to open on the supporting seat, the gyro wheel both ends are rotated with the supporting seat and are connected, the driven sprocket key-type connection among gyro wheel one end spindle nose and the first drive arrangement, broken hopper of one-level side welded connection seat 4 all around, open the connecting seat bottom have with the frame two layers front end on plane size and the equal bolted connection hole of size, connecting seat and frame bolted connection.
The middle transition hopper is provided with a vibrator, and the vibration force of the vibrator is 2 kN.
The secondary crusher comprises a shell, a rear impact plate, a rotating wheel and a plate hammer.
The rear impact plate is connected with the shell in a rotating mode, and the shaft heads at the two ends of the rotating wheel are connected with the shell in a rotating mode.
The radial division of runner has 4 through-length recesses, and the recess width is the same with the board hammer plate thickness, runner and board hammer interference fit, runner one end spindle nose connects with the driven sprocket key-type connection among the second drive arrangement.
The screening device comprises a barrel body and a rotary screen body, wherein a discharge port is formed in the bottom of the barrel body, a feed port is formed in the front end of the barrel body, mounting holes are formed in two sides of the barrel body, the barrel body is rotatably connected with the rotary screen body, and a shaft head at one end of the rotary screen body is in key connection with a driven sprocket in a third driving device.
The drum screen body comprises a main shaft, a forward helical blade, a reverse helical blade and a cylindrical screen, wherein the forward helical blade and the reverse helical blade are respectively welded on the inner side cylindrical surface and the outer side cylindrical surface of the cylindrical screen. And a shaft head at one end of the main shaft is in key connection with a driven chain wheel in the third driving device.
Compared with the prior art, the invention has the beneficial effects that:
the multi-stage crushing of the construction waste is realized through the primary crushing hopper and the secondary crusher, so that the construction waste is crushed more fully, the crushing capacity is higher, the crushing effect is better, the screening device can screen out the construction crushed materials with different sizes and specifications to realize the grading utilization of the construction crushed materials, the equipment has a compact structure, a large crushing ratio and high production efficiency, and the crushing and screening efficiency and the crushing and screening quality of the construction waste can be greatly improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic structural view of the main view state of the present invention;
FIG. 3 is a left-view structural diagram of the present invention;
FIG. 4 is a schematic top view of the present invention;
FIG. 5 is a schematic view of a primary crushing hopper of the present invention;
FIG. 6 is a schematic cross-sectional view of a secondary crusher of the present invention;
FIG. 7 is a schematic cross-sectional view of a screen of the present invention;
reference numerals shown in the drawings: 1. a frame; 2. a first-stage crushing hopper; 3. a large-inclination belt conveyor; 4. a secondary crusher; 5. a sifter; 6. a first driving device; 7. an electric cabinet; 8. a second driving device; 9. a middle transition hopper; 10. a first discharge hopper; 11. a second discharge hopper; 12. a third driving device; 13. a roller; 14. a supporting seat; 15. a connecting seat; 16. a vibrator; 17. a housing; 18. a rear impact plate; 19. a rotating wheel; 20. a plate hammer; 21. a barrel; 22. a trommel body; 23. a main shaft; 24. a forward helical blade; 25. a reverse helical blade; 26. a cylindrical screen.
Detailed Description
The invention is further described with reference to the accompanying drawings and specific embodiments. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and these equivalents also fall within the scope of the present application.
As shown in figures 1-7, the multistage crushing and screening machine for construction wastes comprises a frame 1, wherein the front end of one layer of the frame 1 is sequentially connected with a large-inclination-angle belt conveyor 3 and an electric cabinet 7 through bolts, the rear end of one layer of the frame 1 is connected with a screening device 5 through bolts, the front end of the second layer of the frame 1 is connected with a first-level crushing hopper 2 through bolts, the rear end of the second layer of the frame 1 is connected with a second-level crushing device 4 through bolts, the lateral surface of the second layer of the frame 1 is sequentially connected with a first driving device 6 and a second driving device 8 through bolts, the tail end of one layer of the frame 1 is connected with a third driving device 12 through bolts, the bottom of the second-level crushing device 4 is connected with a middle transition hopper 9 through bolts, the lower part of the screening device 5 is sequentially provided with a first discharging hopper 10 and a second discharging hopper 11, the upper part of the middle transition hopper 9 is connected with the lower part of the screening device 5 through bolts, and the lower part discharging port is connected with a feeding port of the screening device 5 through bolts, the large-inclination-angle belt conveyor 3, the first driving device 6, the second driving device 8 and the third driving device 12 are all electrically connected with the electric cabinet 7.
Further, the rack 1 is of a two-layer frame structure, the side face of the two-layer truss is a triangular supporting frame, and the whole rack is formed by welding a 200 × 100 × 5 rectangular square pipe and a 100 × 100 × 5 square pipe.
Furthermore, the belt with the inclination angle of 45 degrees of the large-inclination-angle belt conveyor 3 is a corrugated flange annular conveying belt, the size of the whole equipment in the length direction can be shortened by adopting the large-inclination-angle belt conveyor, and the equipment structure can be more compact.
Concretely, welding supporting seat 14 in the broken hopper 2 of one-level, it has the mounting hole to open on the supporting seat 14, 13 both ends of gyro wheel rotate with supporting seat 14 and are connected, 13 one end spindle nose of gyro wheel and the driven sprocket key-type connection among the first drive arrangement 6, the broken hopper 2 of one-level is the side welded connection seat 154 altogether all around, open connecting seat 15 bottom have with frame 1 two layers front end on plane size and the equal same bolted connection hole of size, plane bolted connection on connecting seat 15 and the two layers front end of frame 1.
Specifically, the vibrator 16 is connected to the side face of the bottom of the middle transition hopper 9 through a bolt, the exciting force of the vibrator 16 is 2kN, crushed materials can quickly enter the screening device 5 through vibration of the vibrator 16, and meanwhile the crushed materials can be prevented from being accumulated in the middle transition hopper 9.
Specifically, the secondary crusher 4 comprises a shell 17, a rear impact plate 18, a runner 19 and a plate hammer 20, wherein the shell 17 plays a role in supporting, preventing dust and reducing noise for the rear impact plate 18 and the runner 19.
Specifically, mounting holes are formed in two sides of the shell 17, the size of each mounting hole is the same as that of each shaft head at two ends of the rear impact plate 18 and the rotating wheel 19, and the shaft heads at two ends of the rear impact plate 18 and the rotating wheel 19 are rotatably connected with the shell 17.
Specifically, 4 through-length grooves are formed in the radial direction of the rotating wheel 19, the width of each groove is the same as the thickness of the plate hammer 20, the rotating wheel 19 is in interference fit with the plate hammer 20, and a shaft head at one end of the rotating wheel 19 is in key connection with a driven sprocket in the second driving device 8.
Specifically, the screening device 5 comprises a cylinder 21 and a drum screen body 22, wherein a discharge hole is formed in the bottom of the cylinder 21, a feed hole is formed in the front end of the cylinder, mounting holes are formed in the two sides of the cylinder, the cylinder 21 is rotatably connected with the drum screen body 22, and a shaft head at one end of the drum screen body 22 is in key connection with a driven sprocket in the third driving device 12.
Specifically, the trommel body 22 comprises a main shaft 23, a forward spiral blade 24, a reverse spiral blade 25 and a cylindrical screen 26, wherein the forward spiral blade 24 and the reverse spiral blade 25 are respectively welded on the inner side cylindrical surface and the outer side cylindrical surface of the cylindrical screen 26. One end shaft head of the main shaft 23 is connected with a driven chain wheel key in the third driving device 12.
Specifically, a PLC electric control system is arranged in the electric cabinet 7 and is provided with a liquid crystal operation panel.
The specific working process of the invention is as follows:
starting a starting button of the electric cabinet 7, starting a motor in the large-inclination-angle belt conveyor 3 and driving a driving roller to rotate so as to drive a wavy flange annular conveying belt to continuously rotate, starting a first driving device 6 and driving a roller 13 in a primary crushing hopper 2 to continuously rotate, starting a second driving device 8 and driving a rotating wheel 19 in a secondary crusher 4 to continuously rotate, starting a third driving device 12 and driving a roller screen body 22 in a screening device 5 to continuously rotate, pouring waste concrete or bricks with reinforcing steel bars removed into the primary crushing hopper 2 by using a loader after the whole equipment is normally started, preliminarily extruding and crushing the waste concrete or bricks by the roller 13, falling onto the wavy flange annular conveying belt of the large-inclination-angle belt conveyor 3, lifting and conveying the waste concrete or bricks into the secondary crusher 4 by the conveying belt, and continuously throwing crushed materials onto a counterattack plate 18 by a plate hammer 20 on the rotating wheel 19 due to continuous rotation of the rotating wheel 19, crushed aggregates are further crushed after being impacted, crushed aggregates after secondary crushing fall into the middle transition hopper 9, the side inclined plate slides into the rotary screen body 22 in the screening device 5 after the middle transition hopper 9, the crushed aggregates with small particle sizes fall into the cylinder 21 after being screened by the cylindrical screen 26 in the rotary screen body 22, the crushed aggregates with small particle sizes fall into the cylinder 21 and finally slide out of the first discharge hopper 10 after being pushed by the reverse helical blade 25, and the crushed aggregates with large particle sizes left in the cylindrical screen 26 finally slide out of the second discharge hopper 11 after being pushed by the forward helical blade 24. Thereby the broken crushed aggregates are classified and screened, and the crushed aggregates after classification and screening are transported by a loader and recycled.
To sum up, the invention relates to a multistage crushing and screening machine for construction waste, an electric cabinet 7 is used as a main control unit to control the operation of the whole equipment, a first-stage crushing hopper 2 is used for primary crushing of the construction waste, a large-inclination-angle belt conveyor 3 is used for lifting and conveying the primarily crushed material into a second-stage crusher 4, the primarily crushed material is secondarily crushed in the second-stage crusher 4, the secondarily crushed material slides into a screening device 5 through a middle transition hopper 9 and is screened into crushed materials with two specifications by a drum screen body 22 in the screening device 5, the screened crushed materials with two specifications are respectively discharged through a first discharge hopper 10 and a second discharge hopper 11 and then are transported and recycled by a loading machine, the multistage crushing machine carries out multistage crushing on the construction waste through the first-stage crushing hopper and the second-stage crusher, the construction waste is crushed more fully, the crushing effect is better, the screening device screens the construction crushed materials with different sizes, the invention greatly improves the crushing and screening efficiency and the crushing and screening quality of the construction waste.
Claims (10)
1. The utility model provides a multistage broken screening machine of building rubbish, includes frame (1), its characterized in that: frame (1) one deck front end sets gradually big inclination belt feeder (3), electric cabinet (7), frame (1) one deck rear end sets up screening ware (5), frame (1) two layers front end sets up one-level crushing hopper (2), frame (1) two layers rear end sets up second grade breaker (4), frame (1) two layers side sets gradually first drive arrangement (6), second drive arrangement (8), frame (1) one deck tail end sets up third drive arrangement (12), transition fill (9) in the middle of second grade breaker (4) bottom sets up, screening ware (5) lower part sets gradually first play hopper (10), second play hopper (11), middle transition fill (9) upper portion and screening ware (5) lower part bolted connection, lower part discharge gate and screening ware (5) feed inlet bolted connection, big inclination belt feeder (3), The second-stage crusher (4), the sieving device (5), the first driving device (6), the electric cabinet (7), the second driving device (8), the first discharging hopper (10) and the second discharging hopper (11) are all connected with the frame (1) through bolts, and the large-inclination belt conveyor (3), the first driving device (6), the second driving device (8) and the third driving device (12) are all electrically connected with the electric cabinet (7).
2. The multistage crushing and screening machine of building rubbish of claim 1, characterized in that: the rack (1) is of a two-layer truss structure, the side face of the two-layer truss is a triangular support frame, and the whole rack is formed by welding a 200X 100X 5 rectangular square tube and a 100X 5 rectangular square tube.
3. The multistage crushing and screening machine of building rubbish of claim 1, characterized in that: the belt with the inclination angle of 45 degrees of the large-inclination-angle belt conveyor (3) is a corrugated flange annular conveying belt.
4. The multistage crushing and screening machine of building rubbish of claim 1, characterized in that: set up gyro wheel (13) and supporting seat (14) in one-level broken hopper (2), it has the mounting hole to open on supporting seat (14), gyro wheel (13) both ends are rotated with supporting seat (14) and are connected, driven sprocket key-type connection in gyro wheel (13) one end spindle nose and first drive arrangement (6), side welded connection seat (15) are 4 all around in one-level broken hopper (2), open connecting seat (15) bottom has the bolted connection hole that plane size and size are the same on two layers of front ends with frame (1), connecting seat (15) and frame (1) bolted connection.
5. The multistage crushing and screening machine of building rubbish of claim 1, characterized in that: the middle transition hopper (9) is provided with a vibrator (16), and the vibrator (16) excites 2 kN.
6. The multistage crushing and screening machine of building rubbish of claim 1, characterized in that: the secondary crusher (4) comprises a shell (17), a rear impact plate (18), a rotating wheel (19) and a plate hammer (20).
7. The multistage crushing and screening machine of building rubbish of claim 1, characterized in that: the utility model discloses a rear impact plate, including casing (17), rear impact plate (18) and runner (19), casing (17) both sides are opened has the mounting hole, and the hole size is the same with the spindle nose at rear impact plate (18) and runner (19) both ends, rear impact plate (18) and runner (19) both ends spindle nose all are connected with casing (17) rotation.
8. The multistage crushing and screening machine of building rubbish of claim 1, characterized in that: the radial division of runner (19) has 4 through-length recesses, and the recess width is the same with the plate thickness of panel hammer (20), runner (19) and panel hammer (20) interference fit, runner (19) one end spindle nose is connected with the driven sprocket key-type in the second drive arrangement (8).
9. The multistage crushing and screening machine of building rubbish of claim 1, characterized in that: the screening device (5) comprises a cylinder body (21) and a rotary screen body (22), a discharge hole is formed in the bottom of the cylinder body (21), a feed hole is formed in the front end of the cylinder body, mounting holes are formed in the two sides of the cylinder body, the cylinder body (21) is rotatably connected with the rotary screen body (22), and a shaft head at one end of the rotary screen body (22) is in key connection with a driven sprocket in a third driving device (12).
10. The multistage crushing and screening machine of building rubbish of claim 1, characterized in that: the trommel screen comprises a trommel screen body (22) and is characterized in that the trommel screen body (22) comprises a main shaft (23), a forward helical blade (24), a reverse helical blade (25) and a cylindrical screen (26), wherein the forward helical blade (24) and the reverse helical blade (25) are respectively welded on the inner side cylindrical surface and the outer side cylindrical surface of the cylindrical screen (26). And a shaft head at one end of the main shaft (23) is in key connection with a driven chain wheel in the third driving device (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210044598.9A CN114515620A (en) | 2022-01-14 | 2022-01-14 | Multistage broken screening machine of building rubbish |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210044598.9A CN114515620A (en) | 2022-01-14 | 2022-01-14 | Multistage broken screening machine of building rubbish |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114515620A true CN114515620A (en) | 2022-05-20 |
Family
ID=81596232
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210044598.9A Withdrawn CN114515620A (en) | 2022-01-14 | 2022-01-14 | Multistage broken screening machine of building rubbish |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114515620A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116273825A (en) * | 2023-03-29 | 2023-06-23 | 昆山城建绿和环境科技有限公司 | Recycled aggregate shaping device for construction waste and shaping method thereof |
-
2022
- 2022-01-14 CN CN202210044598.9A patent/CN114515620A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116273825A (en) * | 2023-03-29 | 2023-06-23 | 昆山城建绿和环境科技有限公司 | Recycled aggregate shaping device for construction waste and shaping method thereof |
| CN116273825B (en) * | 2023-03-29 | 2023-11-17 | 昆山城建绿和环境科技有限公司 | Recycled aggregate shaping device for construction waste and shaping method thereof |
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Application publication date: 20220520 |
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| WW01 | Invention patent application withdrawn after publication |