CN113842990A - Construction waste recovery device - Google Patents

Construction waste recovery device Download PDF

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Publication number
CN113842990A
CN113842990A CN202111157238.1A CN202111157238A CN113842990A CN 113842990 A CN113842990 A CN 113842990A CN 202111157238 A CN202111157238 A CN 202111157238A CN 113842990 A CN113842990 A CN 113842990A
Authority
CN
China
Prior art keywords
screen
frame
construction waste
fixing frame
supporting frame
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202111157238.1A
Other languages
Chinese (zh)
Inventor
贾志昊
谭斌
吕狄
龙明
李娜
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China First Metallurgical Group Co Ltd
Original Assignee
China First Metallurgical Group Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by China First Metallurgical Group Co Ltd filed Critical China First Metallurgical Group Co Ltd
Priority to CN202111157238.1A priority Critical patent/CN113842990A/en
Publication of CN113842990A publication Critical patent/CN113842990A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • 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
    • 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
    • B02C4/28—Details
    • B02C4/30—Shape or construction of rollers
    • 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
    • B02C4/28—Details
    • B02C4/42—Driving mechanisms; Roller speed control
    • 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
    • B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
    • 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
    • B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
    • 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
    • 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
    • B07B1/50—Cleaning
    • B07B1/55—Cleaning with fluid jets
    • 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
    • B07B2201/00—Details applicable to machines for screening using sieves or gratings
    • B07B2201/02—Fastening means for fastening screens to their frames which do not stretch or sag the screening surfaces

Landscapes

  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Disintegrating Or Milling (AREA)

Abstract

A construction waste recovery device comprises a supporting frame, a fixing frame and a blanking hopper, wherein a supporting frame is arranged in the supporting frame, the fixing frame is obliquely arranged on the supporting frame through a plurality of vibration reduction mechanisms, a vibration motor is arranged on the side edge of the front end of the fixing frame, and a screen capable of being rapidly disassembled is arranged in the fixing frame through a limiting mechanism; the support frame is provided with a fan, the fan is connected with a back flushing pipe with a row of nozzles through a telescopic pipe, the back flushing pipe is arranged at the bottom of the screen, and two sides of the fixed frame are provided with sliding mechanisms; the lower hopper is arranged on a supporting frame right above the front end of the screen, and a pair of crushing rollers rotating in opposite directions are arranged in the lower hopper. The invention can effectively separate the metal and the concrete in the construction waste, reduce the blocking risk and prolong the service cycle of the screen; the quick disassembling and assembling of the screen can be realized, the replacing steps are simplified, the working strength is reduced, and the working efficiency is improved.

Description

Construction waste recovery device
Technical Field
The invention relates to the technical field of construction waste recovery, in particular to a construction waste recovery device.
Background
During construction, a large amount of waste material is generated, and the waste material is generally recycled. Some can reuse in the waste material, some can not be utilizing, need a lot of personnel usually, sort it before retrieving, inefficiency, cause the cost of labor to improve, be unfavorable for retrieving, also be inconvenient for clear up the screen cloth, material when screening can block in the mesh, cause the mesh to block up, it clears up to dismantle whole otter board usually, the completion of clearance is rewound, the work load has been increased, work efficiency has been reduced, a large amount of time is wasted, also be inconvenient for change the screen cloth, the screen cloth of general screening plant all directly carries out fixed connection with the bolt, need use the spanner when changing just can dismantle, waste time and energy, the work load has been increased, the efficiency of change is reduced, influence the production task.
Disclosure of Invention
In order to solve the problems, the invention provides a construction waste recovery device, which has the following specific technical scheme:
a construction waste recovery device comprises a supporting frame, a fixing frame and a blanking hopper, wherein a supporting frame is arranged in the supporting frame, the fixing frame is obliquely arranged on the supporting frame through a plurality of vibration reduction mechanisms, the front end of the fixing frame is high, the tail end of the fixing frame is low, a vibration motor for driving the fixing frame to vibrate is installed on the side edge of the front end of the fixing frame, a quickly-detachable screen is arranged in the fixing frame through a limiting mechanism, a first collecting box is placed on the supporting frame right below the screen, and a second collecting box located on the outer side of the tail end of the screen is placed at the tail end of the supporting frame; the support frame is provided with a fan, the fan is connected with a back flushing pipe with a row of nozzles through a telescopic pipe, the back flushing pipe is arranged at the bottom of the screen, and two sides of the fixed frame are provided with sliding mechanisms for the back flushing pipe to slide along the screen; the lower hopper is arranged on a supporting frame right above the front end of the screen, and a pair of crushing rollers rotating in opposite directions are arranged in the lower hopper.
Further, all be provided with stop gear around the screen cloth, stop gear includes joint pole and spacing spring, inside the frame that the joint pole inserted the screen cloth from fixed frame is outer movably, set up the spacing groove that is linked together with the joint pole in the fixed frame, spacing spring housing is located on the joint pole of spacing inslot, the end connection that spacing spring is close to the screen cloth has the limiting plate that sets up on the joint pole of spacing inslot.
Further, slide mechanism includes spout, lapse motor and connecting block, the spout sets up in the bottom of fixed frame along the length direction of screen cloth, be provided with rotatable lead screw in the spout, lapse motor sets up in the side of fixed frame, and its drive end is connected with the lead screw, be provided with the screw nut who uses rather than the cooperation on the lead screw, screw nut sets up in the connecting block that can slide in the spout, the both ends of blowback pipe detachably respectively set up on two connecting blocks.
Further, the damping mechanism includes the removal post and sets up the fixing base in damping groove, the bottom of fixed cover sets up on the support frame, be provided with damping spring in the damping groove, the upper end of removing the post is connected fixed frame, and its lower extreme is movably set up in damping groove and is connected with damping spring.
Furthermore, the same side ends of the two crushing rollers are provided with gears which are meshed with each other, and the other side end of one crushing roller is provided with a rotating motor which is arranged on the side surface of the lower hopper.
Further, the top of the discharging hopper is hinged with a box cover with a handle.
Furthermore, a guide plate positioned above the crushing roller is arranged in the lower hopper.
Furthermore, two long sides of the upper surface of the fixing frame are provided with baffles.
Has the advantages that:
the invention can effectively separate the metal and the concrete in the construction waste, improve the separation efficiency and reduce the working strength; the screen can be cleaned and blocked by using the back flushing pipe, so that the blocking risk is reduced, and the service cycle of the screen is prolonged; meanwhile, the screen can be rapidly disassembled and assembled through the limiting mechanism, the replacing steps are simplified, and the working efficiency is improved.
Drawings
Fig. 1 is an overall schematic view of the present invention.
FIG. 2 is a cross-sectional view of the discharge hopper of the present invention.
Fig. 3 is a cross-sectional view of a front view of the present invention.
Figure 4 is a cross-sectional side view of the support and fixed frame of the present invention.
FIG. 5 is an enlarged view of A in FIG. 3 according to the present invention.
Fig. 6 is an enlarged view of the invention at B in fig. 4.
Fig. 7 is a sectional view of the damping mechanism of the present invention.
In the figure: 1 supporting frame, 11 bottom plates, 12 supporting columns, 13 first collecting boxes, 14 second collecting boxes, 2 blanking hoppers, 21 crushing rollers, 22 guide plates, 23 rotating motors, 24 gears, 25 box covers, 26 handles, 3 supporting frames, 4 fixing frames, 41 screen meshes, 42 baffle plates, 43 vibrating motors, 44 supporting platforms, 5 limiting mechanisms, 51 clamping rods, 52 limiting grooves, 53 limiting springs, 54 limiting plates, 6 sliding mechanisms, 61 sliding grooves, 62 pushing motors, 63 connecting blocks, 64 lead screws, 7 fans, 71 blowback pipes, 72 telescopic pipes, 8 damping mechanisms, 81 fixing seats, 82 moving columns, 83 damping springs and 9 protective cases.
Detailed Description
The invention is further described with reference to the following figures and specific embodiments:
as shown in fig. 1 to 7, a construction waste recycling device comprises a supporting frame 1, a fixing frame 4 and a discharging hopper 2, wherein a supporting frame 3 is arranged in the supporting frame 1, the fixing frame 4 is obliquely arranged on the supporting frame 3 through a plurality of vibration reduction mechanisms 8, the front end of the fixing frame 4 is high, the tail end of the fixing frame 4 is low, a vibration motor 43 for driving the fixing frame to vibrate is arranged on the side edge of the front end of the fixing frame 4, a screen 41 which can be quickly detached is arranged in the fixing frame 4 through a limiting mechanism 5, a first collecting box 13 is arranged on the supporting frame 1 which is arranged right below the screen 41, and a second collecting box 14 which is arranged outside the tail end of the screen 41 is arranged at the tail end of the supporting frame 1; the support frame 3 is provided with a fan 7, the fan 7 is connected with a back flushing pipe 71 with a row of nozzles through a telescopic pipe 72, the back flushing pipe 71 is arranged at the bottom of the screen 41, and two sides of the fixed frame 4 are provided with sliding mechanisms 6 for sliding the back flushing pipe 71 along the screen 41; the lower hopper 2 is provided on the support frame 1 directly above the front end of the screen 41, and a pair of pulverizing rollers 21 rotating in opposite directions are provided in the lower hopper 2.
Specifically, the bottom of the supporting frame 1 is provided with a bottom plate 11, the front end of the supporting frame is provided with a supporting column 12 extending upwards, the supporting frame 3 is installed on the bottom, and the discharging hopper 2 is installed at the upper end of the supporting column 12. The top of the lower hopper 2 is hinged with a box cover 25 with a handle 26; the lower hopper 2 is internally provided with a guide plate 22 positioned above the crushing rollers 21, and the guide plate 22 is obliquely arranged towards the middle parts of the crushing rollers 21, so that construction waste is guided to the two crushing rollers 21, and construction powder is conveniently crushed.
As shown in fig. 2, the same side ends of the two pulverizing rollers 21 are provided with gears 24 that mesh with each other, and the other side end of one pulverizing roller 21 is provided with a rotating motor 23 that is mounted on the side surface of the lower hopper 2. The rotating motor 23 drives one of the crushing rollers 21 to rotate, and the two crushing rollers 21 rotate in opposite directions under the drive of the two gears 24, so that the building waste poured onto the two crushing rollers is crushed. Wherein, the easily-crushed materials such as concrete are crushed into small particles and can fall into the first collecting box 13 from the sieve holes of the sieve 41; the long strip-shaped materials such as metal are not crushed, and after falling onto the screen 41, the un-crushed materials are gradually screened from the inclined screen 41 into the second collection box 14 under the action of the vibration motor 43.
As shown in fig. 4 and 6, a support platform 44 is provided on the inner bottom surface of the fixing frame 4, the outer frame of the screen 41 is placed on the support platform 44 to support the screen 41, and the limiting mechanism 5 prevents the screen 41 from moving upward when the fixing frame 4 vibrates. All be provided with stop gear 5 around screen cloth 41, stop gear 5 includes joint pole 51 and spacing spring 53, joint pole 51 is gone into to the frame of screen cloth 41 inside from fixed frame 4 external package movably, the spacing groove 52 that is linked together with joint pole 51 is seted up in the fixed frame 4, spacing spring 53 overlaps on the joint pole 51 of spacing inslot 52 is located, the end connection that spacing spring 53 is close to screen cloth 41 has the limiting plate 54 that sets up on the joint pole 51 in spacing groove 52.
Under the pushing action of the limiting spring 53, the screen 41 installed in the fixed frame 4 enables the clamping rod 51 to be kept inserted into the outer frame of the screen 41, so that the screen 41 is prevented from moving; when the clamping rod 51 is pulled outward, the stopper plate 54 pushes the stopper spring 53, and the clamping rod 51 inserted into the outer frame of the screen 41 is removed therefrom, so that the screen 41 can be detached from the fixing frame 4.
Preferably, the fixing frame 4 is provided with baffles 42 on both long sides of the upper surface thereof to prevent construction waste from being shaken out of the screen 41.
As shown in fig. 3 and 5, the sliding mechanism 6 includes a sliding groove 61, a pushing motor 62 and a connecting block 63, the sliding groove 61 is disposed at the bottom of the fixing frame 4 along the length direction of the screen 41, a rotatable lead screw 64 is disposed in the sliding groove 61, the pushing motor 62 is disposed at the side of the fixing frame 4, and the driving end thereof is connected to the lead screw 64, the lead screw 64 is provided with a lead screw nut used in cooperation therewith, the lead screw nut is disposed in the connecting block 63 capable of sliding in the sliding groove 61, and two ends of the blowback pipe 71 are respectively detachably disposed on the two connecting blocks 63.
The nozzles of the blow-back pipes 71 are arranged obliquely towards the screen 41 so as to facilitate blowing out of material jammed in the screen openings. When the purging is required to be started, the two pushing motors 62 are synchronously started and rotate forwards (namely, one control button controls the two pushing motors 62), so that the screw rods 64 on the two sides are driven to rotate simultaneously, and the two connecting blocks 63 drive the blowback pipe 71 to move along the screen 41 simultaneously; when the screen cloth 41 is moved to the tail end, the two pushing motors 62 are automatically switched to reverse, and then the back-blowing pipe 71 is driven to the front end of the screen cloth 41, so that the whole screen cloth 41 is repeatedly blown.
As shown in fig. 7, the front, middle and rear portions of the two sides of the support frame 3 are respectively provided with a damping mechanism 8, the damping mechanism 8 is arranged on a fixing seat 81 including a movable column 82 and a damping groove, the bottom of the fixing sleeve is arranged on the support frame 3, a damping spring 83 is arranged in the damping groove, the upper end of the movable column 82 is connected with the fixing frame 4, and the lower end of the movable column is movably arranged in the damping groove and connected with the damping spring 83.
Preferably, the rotating motor 23, the gear 24, the fan 7, the vibrating motor 43 and the pushing motor 62 are all sleeved with a protective shell 9, wherein heat dissipation holes are formed in the surface of the protective shell 9 on the motor.
When the material crusher is used, construction waste is poured into the discharging hopper 2 and crushed under the action of the crushing roller 21, crushed concrete macadam and other materials are screened to the first collecting box 13 by the screen 41, and un-crushed metal and other materials are screened to the second collecting box 14 by the screen 41; when the screen 41 is blocked, the fan 7 and the pushing motor 62 are started, and pressurized gas is used for blowing out the blockage on the screen 41 through the blowback pipe 71; when the screen 41 needs to be replaced, the snap rods 51 are pulled outward one by one, and the screen 41 can be detached from the fixing frame 4.

Claims (8)

1. The utility model provides a construction waste recovery device which characterized in that: the vibration-damping device comprises a supporting frame, a fixing frame and a blanking hopper, wherein a supporting frame is arranged in the supporting frame, the fixing frame is obliquely arranged on the supporting frame through a plurality of vibration-damping mechanisms, the front end of the fixing frame is high, the tail end of the fixing frame is low, a vibration motor for driving the fixing frame to vibrate is mounted on the side edge of the front end of the fixing frame, a quickly-detachable screen is arranged in the fixing frame through a limiting mechanism, a first collecting box is placed on the supporting frame right below the screen, and a second collecting box located on the outer side of the tail end of the screen is placed at the tail end of the supporting frame; the support frame is provided with a fan, the fan is connected with a back flushing pipe with a row of nozzles through a telescopic pipe, the back flushing pipe is arranged at the bottom of the screen, and two sides of the fixed frame are provided with sliding mechanisms for the back flushing pipe to slide along the screen; the lower hopper is arranged on a supporting frame right above the front end of the screen, and a pair of crushing rollers rotating in opposite directions are arranged in the lower hopper.
2. The construction waste recycling device according to claim 1, wherein: all be provided with stop gear around the screen cloth, stop gear includes joint pole and spacing spring, inside the frame that the joint pole inserted the screen cloth outside fixed frame movably, set up the spacing groove that is linked together with the joint pole in the fixed frame, spacing spring housing locates on the joint pole of spacing inslot, the end connection that spacing spring is close to the screen cloth has the limiting plate that sets up on the joint pole of spacing inslot.
3. The construction waste recycling device according to claim 1, wherein: slide mechanism includes spout, lapse motor and connecting block, the spout sets up in the bottom of fixed frame along the length direction of screen cloth, be provided with rotatable lead screw in the spout, lapse the motor and set up in the side of fixed frame, and its drive end is connected with the lead screw, be provided with the screw nut who uses rather than the cooperation on the lead screw, screw nut sets up in the connecting block that can slide in the spout, the both ends difference detachably of blowback pipe sets up on two connecting blocks.
4. The construction waste recycling device according to claim 1, wherein: the damping mechanism comprises a movable column and a fixed seat provided with a damping groove, the bottom of the fixed sleeve is arranged on the support frame, a damping spring is arranged in the damping groove, the upper end of the movable column is connected with the fixed frame, and the lower end of the movable column is movably arranged in the damping groove and connected with the damping spring.
5. The construction waste recycling device according to claim 1, wherein: the same side ends of the two crushing rollers are provided with gears which are meshed with each other, and the other side end of one crushing roller is provided with a rotating motor which is arranged on the side surface of the lower hopper.
6. The construction waste recycling device according to claim 5, wherein: the top of the discharging hopper is hinged with a box cover with a handle.
7. The construction waste recycling device according to claim 5, wherein: and a guide plate positioned above the crushing roller is arranged in the discharging hopper.
8. The construction waste recycling device according to claim 1, wherein: and two long side edges of the upper surface of the fixing frame are provided with baffles.
CN202111157238.1A 2021-09-30 2021-09-30 Construction waste recovery device Pending CN113842990A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111157238.1A CN113842990A (en) 2021-09-30 2021-09-30 Construction waste recovery device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111157238.1A CN113842990A (en) 2021-09-30 2021-09-30 Construction waste recovery device

Publications (1)

Publication Number Publication Date
CN113842990A true CN113842990A (en) 2021-12-28

Family

ID=78977353

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202111157238.1A Pending CN113842990A (en) 2021-09-30 2021-09-30 Construction waste recovery device

Country Status (1)

Country Link
CN (1) CN113842990A (en)

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN209631306U (en) * 2019-02-19 2019-11-15 重庆夔峡水泥制品有限公司 A kind of construction material recyclable device
CN210230070U (en) * 2019-03-14 2020-04-03 长春空港翔城建材有限公司 A construction concrete recycling system
CN210546306U (en) * 2019-09-09 2020-05-19 甘肃金信食品有限公司 Screening plant is used in dehydrated vegetable production
CN210753773U (en) * 2019-07-26 2020-06-16 安徽友邦新材料有限公司 Self-cleaning vibrating screen
CN211807210U (en) * 2020-02-25 2020-10-30 东莞市山普科技有限公司 Vibrating screening machine
CN212120714U (en) * 2020-03-30 2020-12-11 遂平金鼎建材有限公司 Hierarchical screening structure of sand making machine
CN212468269U (en) * 2020-05-12 2021-02-05 杜泽宇 Building engineering residue processing apparatus
CN212733028U (en) * 2020-07-22 2021-03-19 丽水市天博生物科技有限公司 Vibrating screen classifier convenient to wash
CN212820130U (en) * 2020-04-29 2021-03-30 李凯峰 Waste residue recovery unit is used in public road bridge roof beam construction
CN213377747U (en) * 2020-09-15 2021-06-08 广州市爱百伊生物技术有限公司 Screening device for solid beverage production raw materials
CN213825023U (en) * 2020-09-17 2021-07-30 王永亨 Waste treatment equipment for building engineering construction

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN209631306U (en) * 2019-02-19 2019-11-15 重庆夔峡水泥制品有限公司 A kind of construction material recyclable device
CN210230070U (en) * 2019-03-14 2020-04-03 长春空港翔城建材有限公司 A construction concrete recycling system
CN210753773U (en) * 2019-07-26 2020-06-16 安徽友邦新材料有限公司 Self-cleaning vibrating screen
CN210546306U (en) * 2019-09-09 2020-05-19 甘肃金信食品有限公司 Screening plant is used in dehydrated vegetable production
CN211807210U (en) * 2020-02-25 2020-10-30 东莞市山普科技有限公司 Vibrating screening machine
CN212120714U (en) * 2020-03-30 2020-12-11 遂平金鼎建材有限公司 Hierarchical screening structure of sand making machine
CN212820130U (en) * 2020-04-29 2021-03-30 李凯峰 Waste residue recovery unit is used in public road bridge roof beam construction
CN212468269U (en) * 2020-05-12 2021-02-05 杜泽宇 Building engineering residue processing apparatus
CN212733028U (en) * 2020-07-22 2021-03-19 丽水市天博生物科技有限公司 Vibrating screen classifier convenient to wash
CN213377747U (en) * 2020-09-15 2021-06-08 广州市爱百伊生物技术有限公司 Screening device for solid beverage production raw materials
CN213825023U (en) * 2020-09-17 2021-07-30 王永亨 Waste treatment equipment for building engineering construction

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Application publication date: 20211228