CN212551008U - Construction waste resource production system - Google Patents

Construction waste resource production system Download PDF

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Publication number
CN212551008U
CN212551008U CN202021222714.4U CN202021222714U CN212551008U CN 212551008 U CN212551008 U CN 212551008U CN 202021222714 U CN202021222714 U CN 202021222714U CN 212551008 U CN212551008 U CN 212551008U
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China
Prior art keywords
screening section
primary
construction waste
production system
bin
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CN202021222714.4U
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Chinese (zh)
Inventor
张洞宇
张宝良
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Shandong Seven Star Green Building Technology Co ltd
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Shandong Seven Star Green Building Technology Co ltd
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Priority to CN202021222714.4U priority Critical patent/CN212551008U/en
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00Technologies for solid waste management
    • Y02W30/50Reuse, recycling or recovery technologies
    • Y02W30/58Construction or demolition [C&D] waste

Abstract

The utility model relates to a construction waste resource production system, which comprises a primary screening unit and a horizontal drum, wherein the horizontal drum is sequentially provided with a primary screening section, a secondary screening section and a tertiary screening section with gradually decreased screen holes; the primary material receiving bin, the secondary material receiving bin and the tertiary material receiving bin are respectively matched with the primary screening section, the secondary screening section and the tertiary screening section; the driving mechanism drives the horizontal type screen drum to rotate so as to convey materials from the first end to the second end of the horizontal type drum, and therefore progressive screening is achieved; the primary screening unit screens the garbage into three-level materials; then, the materials with different sizes are respectively treated by the first-stage post-treatment unit, the second-stage post-treatment unit and the third-stage post-treatment unit, so that the targeted resource application is realized, and the treatment efficiency and the utilization rate of the construction waste are greatly improved.

Description

Construction waste resource production system
Technical Field
The utility model relates to a building rubbish handles the field, especially relates to a building rubbish resourceful production system and.
Background
The construction waste refers to the general name of dregs, waste concrete, waste bricks and stones and other wastes produced by people in the production activities of the construction industry such as demolition, construction, decoration and repair.
At present, the construction waste is treated in various ways, and is recycled by adopting direct crushing treatment, the way is not thorough in crushing, and advanced equipment is adopted for treating materials which are difficult to crush, so that the treatment efficiency is low, and the treatment cost is higher; the method comprises the steps of sorting out materials which are difficult to process, such as reinforcing steel bars and the like, and then crushing, wherein the method can relatively reduce the processing cost, but the crushing efficiency is low, and the quality of the crushed materials is not high, so that the utilization rate is low.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a remedy prior art not enough, provide a construction waste resource production system to solve or alleviate one or more technical problem among the prior art at least, or provide a profitable selection at least.
The utility model discloses a solve the technical scheme that above-mentioned technical problem adopted and be:
a resource production system for construction waste comprises a primary screening unit, a secondary screening unit and a tertiary screening unit, wherein the primary screening unit comprises a horizontal roller, the horizontal roller is provided with a first tail end and a second tail end which are arranged along the waste treatment direction, and a primary screening section, a secondary screening section and a tertiary screening section with gradually decreased screen holes are sequentially formed on the horizontal roller from the first tail end to the second tail end so as to realize screening work of waste with different sizes; the primary screening powder unit also comprises a primary material receiving bin, a secondary material receiving bin and a tertiary material receiving bin which are respectively matched with the primary screening section, the secondary screening section and the tertiary screening section so as to realize classified collection of screened garbage; the primary screening unit also comprises a driving mechanism for driving the horizontal roller to rotate so as to convey materials from the first end to the second end of the horizontal roller to realize progressive screening; the primary screening unit screens the garbage into three-level materials;
the primary post-treatment unit comprises a sand washer connected with the primary material receiving bin and used for treating primary materials with the smallest size, the primary materials mainly comprise muck (soil containing fine sand), the sand washer structurally comprises a water washing pool and a rotary screen cylinder arranged in the water washing pool, the muck enters the rotary screen cylinder and is cleaned along with the rotation of the rotary screen cylinder, and the washed sand is discharged through a sand outlet and used as building sand; the soil flows away with the water in the washing tank, is discharged through a mud-water port and enters a slurry filter press for separation, and the separated filter cake can be used for building greening soil or brick making; returning the separated filtered water to a water washing pool through a filtered water backflow pipeline for continuous washing by water;
the secondary post-treatment unit comprises a first impact crusher or a high-speed centrifugal crusher connected with a secondary material receiving bin and is used for treating secondary materials with medium sizes, the secondary materials mainly comprise waste bricks, broken stones and tile glass, on one hand, the secondary materials can be conveyed to the first impact crusher and are treated by impact waves (smashed by a sledge hammer), the treated materials are conveyed to a sand making machine through a conveying line to make sand, and the prepared sand is used as aggregate of dry-mixed mortar; on the other hand, the powder can be conveyed to a high-speed centrifugal crusher for processing, and the processed powder is fine and can be used as a filling material for a cement mixing plant. The second-level material is selected and processed according to actual needs;
the three-stage post-treatment unit comprises a jaw crusher connected with a three-stage material receiving bin, and is mainly used for treating waste concrete blocks and large stones with larger sizes, and particularly can treat a steel bar structure through jaw crushing treatment (in an extrusion crushing mode); then conveying the materials to a second impact crusher connected with a discharge port of the jaw crusher, and crushing the materials into smaller materials through impact crushing treatment (crushing by a big hammer); and finally, conveying the crushed materials to a vibrating screen connected with a discharge port of the second impact crusher to screen the crushed materials with different sizes, wherein the crushed materials are used for road edge stones, road bricks, building bricks, cement blocks, lattices, stones for commercial mixing stations, building reinforcement cage cushion blocks or roadbed cushions.
Alternatively, the structure of the horizontal drum may be in the form of: the horizontal roller is horizontally arranged, and rotary conveying and screening can be realized by arranging a spiral conveying sheet in the horizontal roller; the horizontal drum is arranged downwards along the garbage treatment direction in an inclined mode so as to be convenient for continuous screening, and specifically, the inclined angle of the horizontal drum is 10-15 degrees.
Optionally, the screening inner diameter of the first-stage screening section is larger than that of the second-stage screening section, the screening inner diameter of the second-stage screening section is larger than that of the third-stage screening section, and the first-stage screening section, the second-stage screening section and the third-stage screening section are coaxially arranged; so set up, can delay the conveying speed of rubbish along the direction of handling to sieve tertiary material more accurately.
Optionally, the vibrating screen is provided with a powder outlet and a crushed material outlet, a first conveying line is further arranged between the powder outlet and the sand washer, and a second conveying line is further arranged between the powder outlet and the dry powder bin, so that different applications of the vibrating screen after powder is screened out are achieved.
Optionally, the driving mechanism may adopt the following structure, specifically including: a support; two driving tires and two driven tires are coaxially arranged at four corners of the support to support the horizontal roller, the two driving tires are arranged on one side of the horizontal roller, and the two driven tires are arranged on the other side of the horizontal roller; and a belt wheel driving structure for driving the driving tire to rotate. Alternatively, a supporting wheel bearing and a gear ring and gear matching driving structure can be adopted to realize rotary screening of the horizontal roller.
Optionally, a feed inlet is arranged at the front end of the primary screening unit, and a feed hopper is arranged above the feed inlet in an inclined manner to convey the construction waste to the primary screening section.
Optionally, the primary material receiving bin comprises a conical bin arranged below the horizontal roller, so that the screened materials are conveniently collected; and the arc-shaped shielding part is arranged at the top of the conical bin side and matched with the horizontal roller in shape, so that the dust raising rate is conveniently reduced.
Optionally, the high-speed centrifugal crusher may adopt the following structure, specifically including a cabin, a conical crushing channel is formed in the cabin, a negative pressure outlet is arranged at the top of the crushing channel, and a powder concentrator is connected to the outer side of the negative pressure outlet to screen out powder of a required size; the bottom of the crushing channel is provided with a turntable, the top of the turntable is provided with a crushing knife, a feeding pipe is arranged above the turntable, materials entering through the feeding pipe are placed on the turntable, the materials collide with the crushing knife under the rotation action of the turntable, and the materials are upwards swirled under the negative pressure action of a negative pressure outlet, so that the materials collide with each other; on the other hand, the materials collide with the side wall of the crushing channel, the two phases react for a period of time to obtain materials with smaller size, and the materials are discharged from the negative pressure outlet after reaching the size setting requirement and continue to collide and crush without reaching the requirement. In order to increase the crushing efficiency, crushing tips may also be provided on the side walls of the crushing channel.
The utility model adopts the above structure, the advantage that has is: this building rubbish resourceful production system through the setting of prescreening unit, has realized building rubbish's continuous screening, handles through the aftertreatment unit of difference after screening out three rank material, has realized the effective pertinence of rubbish and has handled to improve refuse handling efficiency, the material nature that obtains is comparatively unanimous to the pertinence processing simultaneously, can directly utilize, has improved the utilization ratio.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic view of the horizontal roller and the driving mechanism of FIG. 1;
FIG. 3 is a schematic cross-sectional view of the primary screening section and the primary collection bin of FIG. 2;
FIG. 4 is a schematic structural view of the high-speed centrifugal crusher of FIG. 1;
FIG. 5 is a block diagram of the construction waste recycling process of the present invention.
In the figure, 1, a horizontal roller, 2, a driving mechanism, 3, a sand washer, 4, a slurry filter press, 5, a water filtration backflow pipeline, 6, a first impact crusher, 7, a high-speed centrifugal crusher, 8, a dry-mixed mortar machine, 9 and a jaw crusher. 10. The device comprises a second impact crusher, 11, a vibrating screen, 12, a first conveying line, 13, a dry powder bin, 14, a second conveying line, 15 and a feeding hopper;
101. a first-stage screening section 102, a second-stage screening section 103, a third-stage screening section 104, a first-stage material receiving bin 1041, a conical material bin 1042, an arc-shaped shielding part 105, a second-stage material receiving bin 106 and a third-stage material receiving bin;
201. a support 202, a driving tire 203 and a belt wheel driving structure;
71. machine bin, 72, crushing channel, 73, negative pressure outlet, 74, powder concentrator, 75, rotary disc, 76, crushing knife, 77, feeding pipe, 78 and crushing tip.
Detailed Description
In order to clearly illustrate the technical features of the present invention, the present invention is explained in detail by the following embodiments in combination with the accompanying drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application, however, the present application may be practiced in other ways than those described herein, and therefore the scope of the present application is not limited by the specific embodiments disclosed below.
In addition, in the description of the present application, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on those shown in the drawings, are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present application. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., means 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 application. In this specification, the schematic representations of the terms used above are not necessarily intended to 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.
As shown in fig. 1-2 and 5, in this embodiment, the construction waste recycling production system includes a primary screening unit, which includes a horizontal drum 1, where the horizontal drum 1 has a first end and a second end arranged along a waste treatment direction, and a primary screening section 101, a secondary screening section 102, and a tertiary screening section 103 with progressively decreasing screening holes are sequentially formed from the first end to the second end of the horizontal drum 1, so as to realize screening work of waste with different sizes; the primary screening unit also comprises a primary collecting bin 104, a secondary collecting bin 105 and a tertiary collecting bin 106 which are respectively matched with the primary screening section 101, the secondary screening section 102 and the tertiary screening section 103 so as to realize classified collection of screened garbage; the primary screening unit also comprises a driving mechanism 2 for driving the horizontal roller 1 to rotate so as to convey materials from the first end to the second end of the horizontal roller 1 to realize progressive screening; the primary screening unit screens the garbage into three-level materials;
the production system also comprises a primary post-treatment unit, wherein the primary post-treatment unit comprises a sand washer 3 connected with the primary collection bin 101 and used for treating primary materials with the smallest size, the primary materials are mainly composed of muck (soil containing fine sand), the sand washer 3 structurally comprises a water washing pool and a rotary screen cylinder arranged in the water washing pool, the muck enters the rotary screen cylinder and is rotationally cleaned along with the rotary screen cylinder, and the washed sand is discharged through a sand outlet and used as building sand; the soil flows away with the water in the washing tank, is discharged through a mud-water port and enters a slurry filter press 4 for separation, and the separated filter cake can be used for building greening soil or brick making; returning the separated filtered water to the water washing pool through a filtered water backflow pipeline 5 for continuous washing by water;
the production system also comprises a secondary post-treatment unit, wherein the secondary post-treatment unit comprises a first impact crusher 6 or a high-speed centrifugal crusher 7 connected with a secondary receiving bin 12 and is used for treating secondary materials with medium sizes, the secondary materials mainly comprise waste bricks, broken stones and tile glass, on one hand, the secondary materials can be conveyed to the first impact crusher 6, and are treated by impact waves (broken by a sledge hammer), and the treated materials are conveyed to a sand making machine 8 by a conveying line to be made into sand for serving as aggregates of dry-mixed mortar; on the other hand, the powder can be conveyed to a high-speed centrifugal crusher 7 for treatment, and the treated powder is collected into a dry powder bin 13 in a fine mode and can be used as a filling material of a cement mixing station. The second-level material is selected and processed according to actual needs;
the production system also comprises a third-level post-treatment unit, the third-level post-treatment unit comprises a jaw crusher 9 connected with a third receiving bin 103, and the third-level post-treatment unit is mainly used for treating waste concrete blocks and large stones with larger sizes, and particularly can treat a steel bar structure through jaw crushing treatment (in an extrusion crushing mode); then conveyed to a second impact crusher 10 connected with a discharge port of the jaw crusher 9, and is crushed into smaller materials through impact crushing treatment (crushing by a big hammer); finally, the crushed materials with different sizes are respectively stone powder, 0.5 stone, 1.2 stone and 1.4 stone which are conveyed to a vibrating screen 11 connected with a discharge port of a second impact crusher 10, wherein the stone powder, 0.5 stone and 1.2 stone can be used for road edge stones, road bricks, building bricks, cement blocks, lattices, stones for commercial mixing stations, building reinforcement cage cushion blocks or roadbed cushions, so that products with different performances are prepared; 1.4 the stones can be used as stones for commercial mixing stations, bricks for roads or bricks for buildings. It should be noted that the 0.5 stone, the 1.2 stone and the 1.4 stone are sizes known to those skilled in the art and are not explained herein too much.
It will be appreciated that the structure of the horizontal drum 1 may be of the following form: the horizontal roller is horizontally arranged, and rotary conveying and screening can be realized by arranging a spiral conveying sheet in the horizontal roller; the horizontal drum 1 is arranged obliquely downwards along the garbage treatment direction so as to continuously sieve, and particularly, the inclination angle of the horizontal drum 1 is 10-15 degrees.
Understandably, as shown in fig. 2, the screening inner diameter of the primary screening section 101 is larger than that of the secondary screening section 102, the screening inner diameter of the secondary screening section 102 is larger than that of the tertiary screening section 103, and the primary screening section 101, the secondary screening section 102 and the tertiary screening section 103 are coaxially arranged; so set up, can delay the conveying speed of rubbish along the direction of handling to sieve tertiary material more accurately.
Understandably, the vibrating screen 11 is provided with a powder outlet and a crushed material outlet, a first conveying line 12 is further arranged between the powder outlet and the sand washer, and a second conveying line 14 is further arranged between the powder outlet and the dry powder bin 13, so that different applications of the vibrating screen after powder is screened out are realized.
It can be understood that, as shown in fig. 2, the driving mechanism 2 may adopt the following structure, specifically including: a support 201; two coaxially arranged driving tires 202 and two coaxially arranged driven tires which are arranged at four corners of the support 201 so as to be capable of bearing the horizontal roller 1, wherein the two driving tires 202 are arranged at one side of the horizontal roller 1, and the two driven tires are arranged at the other side of the horizontal roller 1; the driving tire 202 is driven to rotate by a pulley driving structure, specifically a gear set structure of a motor, a transmission belt, a shaft, a connecting shaft and a transmission belt. Alternatively, a supporting wheel bearing and a gear ring and gear matching driving structure can be adopted to realize rotary screening of the horizontal roller.
Understandably, a feeding hole is formed in the front end of the primary screening unit, and a feeding hopper 15 is arranged above the feeding hole in an inclined mode to convey construction waste to the primary screening section.
Understandably, as shown in fig. 3, the primary bin 104 includes a conical bin 1041 disposed below the horizontal drum, which facilitates the collection of the screened materials; and an arc shielding part 1042 arranged at the top of the conical bin 1041 and matched with the horizontal roller 1 to reduce the dust raising rate.
Understandably, as shown in fig. 4, the high-speed centrifugal crusher 7 may adopt a structure, specifically including a bin 71, a tapered crushing channel 72 is formed in the bin 71, a negative pressure outlet 73 is provided at the top of the crushing channel 72, and a powder concentrator 74 is connected to the outside of the negative pressure outlet 73 to concentrate powder with a required size; a rotating disc 75 is arranged at the bottom of the crushing channel 72, crushing knives 76 are arranged at the top of the rotating disc 75, a feeding pipe 77 is arranged above the rotating disc 75, materials entering through the feeding pipe 76 are fed onto the rotating disc 75, the materials collide with the crushing knives 76 under the rotation action of the rotating disc 75, and the materials are swirled upwards under the negative pressure action of the negative pressure outlet 73, so that the materials collide with each other; on the other hand, the materials collide with the side wall of the crushing channel, the two phases react for a period of time to obtain materials with smaller size, and the materials are discharged from the negative pressure outlet after reaching the size setting requirement and continue to collide and crush without reaching the requirement. In order to increase the crushing efficiency, crushing tips 78 may also be provided on the side walls of the crushing channel.
The above-mentioned embodiments can not be regarded as the limitation to the protection scope of the present invention, and to those skilled in the art, it is right that any alternative improvement or transformation made by the embodiments of the present invention all fall within the protection scope of the present invention. The parts of the present invention not described in detail are the known techniques of those skilled in the art.

Claims (10)

1. A construction waste resource production system is characterized by comprising:
the primary screening unit comprises a horizontal roller, the horizontal roller is provided with a first tail end and a second tail end which are arranged along the garbage treatment direction, and a primary screening section, a secondary screening section and a tertiary screening section with gradually reduced screen holes are sequentially formed on the horizontal roller from the first tail end to the second tail end; the primary material receiving bin, the secondary material receiving bin and the tertiary material receiving bin are respectively matched with the primary screening section, the secondary screening section and the tertiary screening section; a drive mechanism for driving the horizontal drum to rotate so as to convey the material from the first end to the second end of the horizontal drum;
the primary post-treatment unit comprises a sand washer connected with the primary material receiving bin, the sand washer is provided with a sand outlet and a muddy water port, the muddy water port is connected with a slurry filter press, and a water filtering backflow pipeline is arranged between the slurry filter press and the sand washer;
the secondary post-processing unit comprises a first impact crusher or/and a high-speed centrifugal crusher connected with the secondary material receiving bin, wherein a discharge port of the first impact crusher is connected with a sand making machine, and a discharge port of the high-speed centrifugal crusher is connected with a dry powder bin;
the third-stage post-treatment unit comprises a jaw crusher connected with the third-stage material receiving bin; the second impact crusher is connected with a discharge hole of the jaw crusher; and the vibrating screen is connected with a discharge port of the second impact crusher to screen out crushed materials with different sizes.
2. The construction waste recycling production system according to claim 1, wherein the horizontal drum is disposed obliquely downward in the waste disposal direction.
3. The construction waste recycling production system according to claim 2, wherein the inclination angle of the horizontal drum is 10 to 15 degrees.
4. The construction waste resource production system according to claim 1, wherein the screening inner diameter of the primary screening section is larger than that of the secondary screening section, the screening inner diameter of the secondary screening section is larger than that of the tertiary screening section, and the primary screening section, the secondary screening section and the tertiary screening section are coaxially arranged.
5. The construction waste recycling production system according to claim 1, wherein the vibrating screen has a powder outlet and a crushed material outlet, a first conveying line is arranged between the powder outlet and the sand washer, and a second conveying line is arranged between the powder outlet and the dry powder bin.
6. The construction waste recycling production system according to any one of claims 1 to 5, wherein the driving mechanism includes:
a support;
two driving tires and two driven tires are coaxially arranged at four corners of the support to support the horizontal roller, the two driving tires are arranged on one side of the horizontal roller, and the two driven tires are arranged on the other side of the horizontal roller;
and a belt wheel driving structure for driving the driving tire to rotate.
7. The construction waste resource production system according to claim 1, wherein a feed inlet is formed in the front end of the primary screening unit, and a feed hopper is arranged obliquely above the feed inlet.
8. The construction waste recycling production system according to claim 1, wherein the primary collection bin comprises a conical bin disposed below the horizontal drum; and the arc-shaped shielding part is arranged at the side top of the conical storage bin and matched with the horizontal roller in shape.
9. The construction waste recycling production system according to claim 1, wherein the high-speed centrifugal crusher comprises:
the machine bin is internally provided with a conical crushing channel, and the top of the crushing channel is provided with a negative pressure outlet;
the rotary table is arranged at the bottom of the crushing channel, and the top of the rotary table is provided with a crushing knife;
a feed tube extending into the grinding channel and suspended above the turntable;
and the powder concentrator is connected to the outer side of the negative pressure outlet.
10. The construction waste recycling production system according to claim 9, wherein the side wall of the crushing channel is further provided with a crushing tip.
CN202021222714.4U 2020-06-28 2020-06-28 Construction waste resource production system Active CN212551008U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202021222714.4U CN212551008U (en) 2020-06-28 2020-06-28 Construction waste resource production system

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Application Number Priority Date Filing Date Title
CN202021222714.4U CN212551008U (en) 2020-06-28 2020-06-28 Construction waste resource production system

Publications (1)

Publication Number Publication Date
CN212551008U true CN212551008U (en) 2021-02-19

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Application Number Title Priority Date Filing Date
CN202021222714.4U Active CN212551008U (en) 2020-06-28 2020-06-28 Construction waste resource production system

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Country Link
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113070143A (en) * 2021-04-30 2021-07-06 山东群峰重工科技股份有限公司 Organic matter separator

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113070143A (en) * 2021-04-30 2021-07-06 山东群峰重工科技股份有限公司 Organic matter separator

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