CN218638178U - Garbage soil screening system - Google Patents
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- CN218638178U CN218638178U CN202221254193.XU CN202221254193U CN218638178U CN 218638178 U CN218638178 U CN 218638178U CN 202221254193 U CN202221254193 U CN 202221254193U CN 218638178 U CN218638178 U CN 218638178U
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- 239000010813 municipal solid waste Substances 0.000 title claims abstract description 86
- 238000012216 screening Methods 0.000 title claims abstract description 74
- 239000002689 soil Substances 0.000 title claims abstract description 74
- 239000000428 dust Substances 0.000 claims abstract description 62
- 239000000463 material Substances 0.000 claims abstract description 54
- 239000002245 particle Substances 0.000 claims abstract description 21
- 239000000446 fuel Substances 0.000 claims abstract description 17
- 239000000203 mixture Substances 0.000 claims abstract description 13
- 239000010849 combustible waste Substances 0.000 claims abstract description 5
- 239000002699 waste material Substances 0.000 claims description 22
- 238000009423 ventilation Methods 0.000 claims description 17
- 239000000126 substance Substances 0.000 claims description 13
- 238000010276 construction Methods 0.000 claims description 10
- 239000006148 magnetic separator Substances 0.000 claims description 6
- 239000010814 metallic waste Substances 0.000 claims description 4
- 238000005096 rolling process Methods 0.000 claims description 2
- 238000013461 design Methods 0.000 abstract description 5
- 238000000926 separation method Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 2
- 230000002349 favourable effect Effects 0.000 abstract description 2
- 238000007493 shaping process Methods 0.000 abstract description 2
- 238000007885 magnetic separation Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 7
- 238000011161 development Methods 0.000 description 3
- 239000004744 fabric Substances 0.000 description 3
- 239000002910 solid waste Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
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- 238000012545 processing Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000032258 transport Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 239000003818 cinder Substances 0.000 description 1
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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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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- Processing Of Solid Wastes (AREA)
Abstract
The utility model provides a rubbish soil screening system, including feed module, sorting module, crushing module, fuel shaping module. The feeding module comprises a plate feeder, a material homogenizing machine, a magnetic separation device and a belt conveyor; the sorting module comprises a roller winnowing and screening integrated machine, a drum screen, a winnowing machine, a belt conveyor and a dust removing device; the crushing module comprises a primary crusher, a secondary crusher, a belt conveyor and a dust removing device; the fuel forming module comprises a material homogenizing machine, a fuel forming machine and a belt conveyor. The utility model discloses according to rubbish soil composition characteristics, design screening selection by winnowing-cylinder screening-selection by winnowing tertiary screening system can once only divide into combustible waste, building rubbish and soil with rubbish soil. Design two-stage air separation system, screen out the combustible waste of different particle diameters, the screening precision is high, is favorable to carrying out resource utilization, and dust collecting equipment has the dust removal function simultaneously, also plays the entrapment rubbish effect, effectively reduces the raise dust, reduces secondary pollution.
Description
Technical Field
The utility model belongs to the technical field of the rubbish screening, concretely relates to rubbish soil screening system, more specifically relates to rubbish soil screening system that carries out screening to the rubbish soil that contains building rubbish, combustible refuse and soil mixture.
Background
Due to historical reasons, the deficiency of the capacity of a garbage matching treatment facility in the process of accelerating urbanization in China leads to the fact that China has more irregular garbage landfill sites at present, causes serious pollution to underground water, surface water and soil environment in the region of the landfill sites, and becomes one of the factors restricting the development of cities in China, so that the landfill garbage needs to be screened after being dug and recycled urgently.
The non-regular household garbage landfill site landfill garbage is a mixture of household garbage and soil, contains a large amount of recyclable substances, and has high content of garbage soil, and the garbage soil not only consumes more processing resources, but also reduces the processing efficiency of solid waste in construction garbage.
Present screening system is mostly screen cloth system, and rubbish soil sieves through screen cloth such as woven mesh, though can realize the screening of rubbish soil, but also has more problem: (1) The applicability to landfill soil is poor, the screening efficiency is low, and the treatment capacity is small; (2) Because the soil content in the garbage soil is high, dust is easy to generate in the screening process, and the problem of secondary pollution is obvious; (3) When the solid waste is screened on the screen, the screen holes are easy to be blocked, so that the screening efficiency is reduced. Therefore, a system suitable for garbage soil screening and resource utilization is urgently needed, the screening efficiency is improved, and dust removal in the screening process is controlled.
SUMMERY OF THE UTILITY MODEL
The utility model discloses go on to above-mentioned technical problem, to the rubbish soil characteristic of building rubbish, flammable rubbish, soil mixture, provide a rubbish soil screening system, with metal waste in the rubbish soil, the flammable rubbish light material that can recycle, bold building rubbish solid waste is followed soil screening respectively and is come out. In order to realize the purpose, the utility model discloses the technical scheme who takes as follows:
the utility model provides a rubbish soil screening system has following technical characteristic, include:
the feeding module comprises a feeding machine (1), a material homogenizing machine (2) and a first belt conveyor (3) which are sequentially connected, wherein a magnetic separator (4) for adsorbing metal wastes in the waste soil is arranged above the first belt conveyor (3);
the sorting module comprises a roller winnowing and screening all-in-one machine (5), a rotary screen (9) and a winnowing machine (12) which are sequentially connected through a belt conveyor; the roller winnowing and screening integrated machine (5) is connected with the other end of the first belt conveyor (3), and dust removing equipment is arranged above the roller winnowing and screening integrated machine (5), the drum screen (9) and the winnowing machine (12);
a crushing module comprising a primary crusher (16) and a secondary crusher (18) connected in sequence by a belt conveyor; the primary crusher (16) is connected with the winnowing machine (12) through a belt conveyor, and dust removing equipment is also arranged above the primary crusher (16) and the secondary crusher (18);
the fuel forming module comprises a material homogenizing machine (20), a second belt conveyor (21) and a fuel forming machine (22), wherein the material homogenizing machine (20) is connected with the fuel forming machine (22) through the second belt conveyor (21).
Adopt the utility model discloses when the device sieves, at first rubbish soil evenly transports to selecting separately the module from the feed module in, separates combustible refuse, building rubbish and soil through roller bearing selection by winnowing screening, drum sieve and air separator. Combustible garbage is crushed by the crushing system and then enters the fuel forming system to be pressed into fuel rods to enter a garbage incineration plant for disposal, and construction garbage and soil are sent to corresponding units for disposal. Meanwhile, the dust removing equipment is started synchronously to perform dust collection treatment, so that secondary pollution caused by dust emission is avoided.
Preferably, the utility model provides a rubbish soil screening system still has following technical characteristic: in the feeding module, the feeder (1) is a plate feeder; the material homogenizing machine (2) homogenizes and spreads the material to be processed on the first belt conveyor (3); the magnetic separator (4) is arranged on the first belt conveyor (3) in a hanging way.
Preferably, the utility model provides a rubbish soil screening system still has following technical characteristic: in the sorting module, a roller winnowing and screening integrated machine (5) divides the screened materials into light materials above the screen and heavy materials below the screen; the light materials on the sieve are divided into small light materials and large light materials, and the small light materials fall into a third belt conveyor (6) from the upper end of the rolling shaft winnowing and screening integrated machine upwards under the action of wind power airflow and are conveyed to a small light material receiving pile; the large light substances and undersize heavy substances come out from the lower end of the roller winnowing and screening integrated machine (5) together, and are continuously conveyed to a large light substance receiving pile through a fourth belt conveyor (7) under the action of wind power; the undersize heavy materials are a mixture of construction wastes and soil, and enter the drum screen (9) through a fifth belt conveyor (8).
The drum screen (9) overturns and rotates the undersize heavy materials, and undersize soil is discharged through a screen mesh outside the drum and is conveyed to a temporary storage area outside a workshop through a sixth belt conveyor (11); the oversize is the building rubbish containing combustible rubbish of small granule, discharge through the end of the cylinder, transport to the air separator (12) through the seventh belt conveyor (10).
In the winnowing machine (12), the combustible small-particle garbage falls into an eighth belt conveyor (13) at the upper end of the winnowing machine and is conveyed to a combustible small-particle garbage receiving pile; the construction waste is discharged from the lower end and is conveyed to a temporary storage area outside the workshop through a ninth belt conveyor (14).
Preferably, the utility model provides a rubbish soil screening system still has following technical characteristic: the dust removal equipment of the roller winnowing and screening integrated machine (5), the rotary screen (9) and the winnowing machine (12) are similar in structure and respectively comprise a gas collecting hood arranged above the feeding hole, a gas collecting hood arranged at the outlet, a ventilation pipe communicated with the gas collecting hood and a dust remover arranged on the other side of the ventilation pipe.
Further preferably, the gas-collecting hood above the feed inlet is arranged 50-200 cm above the feed inlet, and the difference between the mounting height of the gas-collecting hood at the outlet and the height of the outlet of the device is 30-100cm; the dust is collected by the gas-collecting hood and then enters the dust remover through the vent pipe, and the suction pressure is 1000-2000Pa.
Preferably, the utility model provides a rubbish soil screening system still has following technical characteristic: the crushing module crushes the light materials and the combustible garbage with small particles after being screened, and the particle size of the light materials and the combustible garbage with small particles is less than 150mm after passing through the primary crusher (16) and the secondary crusher (18).
The primary crusher (16) and the secondary crusher (18) have the same structure of dust removal equipment, and both comprise a gas collecting hood arranged above the crusher, a ventilation pipe communicated with the gas collecting hood, and a dust remover arranged on the other side of the ventilation pipe, wherein the suction pressure is 1500-3000Pa.
The utility model discloses a beneficial guarantee and effect:
the utility model discloses according to rubbish soil composition characteristics, design screening selection by winnowing-cylinder screening-selection by winnowing tertiary screening system can once only divide into combustible waste, building rubbish and soil with rubbish soil. Design two-stage air separation system, screen out the combustible refuse of different particle diameters, the screening precision is high, is favorable to carrying out resource utilization, and degree of automation is high, and is easy and simple to handle.
Aiming at the problem of dust emission in the process of wind separation of the waste soil, the dust removal device is arranged at the discharge end of the equipment, so that the dust removal device has a dust removal function and can also play a role in collecting the waste, the dust emission is effectively reduced, the secondary pollution is reduced, the dust removal device is green sustainable development equipment, and the dust removal device can be used for screening and treating the waste soil on a large scale.
The utility model discloses rubbish soil screening plant throughput reaches 500-800t/d, is applicable to combustible refuse, building rubbish, soil mixture screening, and the treatment effeciency is high, and the screening precision is high, and dust collecting equipment collects the raise dust simultaneously, reduces secondary pollution.
Drawings
Fig. 1 is the embodiment of the utility model provides an in the embodiment the structural schematic diagram of rubbish soil screening system.
The reference numerals and components referred to in the drawings are as follows:
1-plate feeder, 2-homogenizer, 3-belt conveyor, 4-magnetic separator, 5-roller winnowing screening all-in-one machine, 6-15 belt conveyor, 16-primary crusher, 17-belt conveyor, 18-secondary crusher, 19-belt conveyor, 20-homogenizer, 21-belt conveyor, 22-fuel forming machine, 31-35-dedusting equipment, 41-50-gas collecting hood and 51-55-ventilation pipe.
Detailed Description
The present invention will be further described with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention.
Certain landmass of Pudong of sea city above down adopts the utility model provides a rubbish soil screening system handles rubbish soil screening for the example, right the utility model provides a system component and screening method describe.
The garbage soil mainly comprises building garbage, combustible garbage and soil, the building garbage mainly comprises broken stones, broken bricks, coal cinder and the like, the combustible garbage mainly comprises plastic wood boards, iron wires, plastics, broken cloth and the like, and the total treatment amount is about 100000m 3 。
1. Garbage soil screening system
Referring to fig. 1, a waste soil screening system 100 includes a feeding module, a sorting module, a crushing module, and a fuel forming module.
The feeding module comprises a plate feeder 1, a material homogenizing machine 2 and a belt conveyor 3 which are sequentially connected, and a magnetic separator 4 is suspended above the belt conveyor 3.
The sorting module comprises a roller winnowing and screening integrated machine 5, a rotary screen 9, a winnowing machine 12, a belt conveyor 6-8, 10-11 and 13-14 which are connected in sequence and are arranged on the three components.
In addition, roller shaft selection by winnowing screening all-in-one 5, drum sieve 9, selection by winnowing machine 12 top all are provided with dust collecting equipment: the dust removing device of the roller winnowing and screening integrated machine 5 comprises a gas collecting hood 42 arranged above a middle feed inlet, gas collecting hoods 41 and 43 arranged at outlets at two ends, a vent pipe 51 communicated with the three gas collecting hoods, and a dust remover 31 arranged at the other side of the vent pipe; the dust removing device of the drum screen 9 comprises a gas collecting hood 44 arranged above the feeding hole, a gas collecting hood 45 arranged at the outlet, a vent pipe 52 communicated with the two gas collecting hoods, and a dust remover 32 arranged at the other side of the vent pipe; the dust-removing equipment of the winnowing machine 12 comprises a gas-collecting hood 47 arranged above the middle feeding hole, gas-collecting hoods 46 and 48 arranged at outlets at two ends, a ventilation pipe 53 communicated with the three gas-collecting hoods, and a dust remover 33 arranged at the other side of the ventilation pipe.
The crushing module comprises a belt conveyor 15, a primary crusher 16, a belt conveyor 17 and a secondary crusher 18 which are connected in sequence.
Dust removing equipment is also arranged above the primary crusher 16 and the secondary crusher 18: the dust removing equipment of the primary crusher 16 comprises a gas collecting hood 48 arranged above the crusher, a ventilation pipe 54 arranged to be communicated with the gas collecting hood 49, and a dust remover 34 arranged on the other side of the ventilation pipe; the dust-removing equipment of the secondary crusher 18 comprises a gas hood 50 arranged above the crusher, a ventilation duct 55 mounted in communication with the gas hood 50, and a dust remover 35 mounted on the other side of the ventilation duct.
The fuel forming module comprises a belt conveyor 19, a refiner 20, a belt conveyor 21 and a fuel forming machine 22 which are connected in sequence.
2. Screening process
Mainly comprises the following steps:
A. feeding and prescreening
The garbage soil is transported to a material homogenizing machine 2 through a plate feeder 1, and materials to be processed are uniformly spread on a belt conveyor 3. Set up a suspension type magnet separator 4 above belt conveyor 3, metal waste falls into magnetic substance and connects the material heap owing to receiving the attraction of great magnetic force in the rubbish soil on the tape surface of magnetic substance sorting system owing to the stick-attraction, and through manual separation, the building rubbish on belt conveyor 3 is sorted out simultaneously.
B. Sieving
And B, the garbage soil treated in the step A enters the middle area of the roller winnowing and screening integrated machine 5 for screening treatment, and screened materials are divided into light materials on the screen and heavy materials under the screen: the oversize materials of the first machine mainly comprise small light materials, and the small light materials of the garbage soil fall into a belt conveyor 6 from the upper end of the all-in-one machine upwards under the action of wind power airflow and are conveyed to a small light material receiving pile; the second screen is mainly large light materials, and the third screen is a mixture of construction waste and soil. The garbage soil is inclined under the action of gravity, the oversize large light substances and the undersize mixture come out from the lower end of the all-in-one machine, the large light substances enter the belt conveyor 7 under the action of wind power, the large light substances are conveyed to the large light substance receiving pile, and the undersize mixture enters the drum screen 9 through the belt conveyor 8.
Under the action of centrifugal force and jigging of the drum screen 9, materials on the screen surface are turned and rotated, undersize soil is discharged through a screen mesh outside the drum, and is conveyed to a temporary storage area outside a workshop through a belt conveyor 11; the oversize building waste (combustible waste containing small particles) is discharged through the end of the drum and transported to the winnowing machine 12 by the belt conveyor 10.
Under the action of wind power and gravity of the winnowing machine 12, the combustible small-particle garbage falls into the belt conveyor 13 at the upper end of the winnowing machine and is conveyed to the combustible small-particle garbage receiving pile, the construction garbage is discharged from the lower end of the winnowing machine, and the construction garbage is conveyed to a temporary storage area outside a workshop through the belt conveyor 14.
When the screening system starts, the dust removing equipment is synchronously started to prevent static and raise dust. The dust of the roller winnowing and screening integrated machine 5 is collected by the inlet gas-collecting hood 42, the outlet gas-collecting hood 41 and the outlet gas-collecting hood 43 and then enters the dust-removing equipment 31 through the vent pipe 51. The dust of the trommel 9 is collected by the inlet gas-collecting hood 44 and the outlet gas-collecting hood 45 and then enters the dust-removing device 32 through the vent pipe 52. The dust from the winnowing machine 12 is collected by the inlet gas hood 47, the outlet gas hood 46 and the outlet gas hood 48 and then enters the dust removal device 33 through the ventilation pipe 53.
C. Crushing
The screened light materials and small-particle combustible garbage enter crushing equipment through a belt conveyor 15, and the particle size of the light materials and the small-particle combustible garbage is smaller than 150mm after passing through a primary crusher 16 and a secondary crusher 18. When the crushing equipment starts, the dust removing equipment is synchronously started to prevent static and raise dust. The dust from the primary crusher 16 is collected by the collector hood 49 and then enters the dust-removing equipment 34 through the ventilation pipe 54. The dust from the secondary crusher 18 is collected by the gas collecting hood 50 and then enters the dust removing device 35 through the vent pipe 55.
D. Fuel shaping
The crushed combustible garbage enters a material homogenizing machine 20 through a belt conveyor 19, and is evenly spread and conveyed to a forming machine 22 to be pressed into fuel rods.
3. Application results
The utility model discloses according to rubbish soil composition characteristics, design screening selection by winnowing-cylinder screening-selection by winnowing tertiary screening system, adopt this screening system after, combustible refuse, building rubbish and the soil in the rubbish soil all effectively sieve out, the combustible refuse high efficiency of different particle sizes sieves out to carry out resource utilization, degree of automation is high, easy and simple to handle.
Aiming at the problem of dust emission in the process of wind separation of the waste soil, the dust removal device is arranged at the discharge end of the equipment, so that the dust removal device has a dust removal function and can also play a role in collecting the waste, the dust emission is effectively reduced, the secondary pollution is reduced, the dust removal device is green sustainable development equipment, and the dust removal device can be used for screening and treating the waste soil on a large scale.
The present invention is not limited to the above embodiments, and those skilled in the art can make various equivalent modifications or substitutions without departing from the spirit of the present invention, and these equivalent modifications or substitutions are included in the scope defined by the claims of the present application.
Claims (7)
1. The utility model provides a rubbish soil screening system which characterized in that sieves the rubbish soil that contains building rubbish, combustible refuse and soil mixture, has:
the feeding module comprises a feeding machine (1), a material homogenizing machine (2) and a first belt conveyor (3) which are sequentially connected, wherein a magnetic separator (4) for adsorbing metal wastes in the waste soil is arranged above the first belt conveyor (3);
the sorting module comprises a roller winnowing and screening all-in-one machine (5), a drum screen (9) and a winnowing machine (12) which are sequentially connected through a belt conveyor; the roller winnowing and screening integrated machine (5) is connected with the other end of the first belt conveyor (3), and dust removing equipment is arranged above the roller winnowing and screening integrated machine (5), the drum screen (9) and the winnowing machine (12);
a crushing module comprising a primary crusher (16) and a secondary crusher (18) connected in sequence by a belt conveyor; the primary crusher (16) is connected with the winnowing machine (12) through a belt conveyor, and dust removing equipment is also arranged above the primary crusher (16) and the secondary crusher (18);
the fuel forming module comprises a material homogenizing machine (20), a second belt conveyor (21) and a fuel forming machine (22), wherein the material homogenizing machine (20) is connected with the fuel forming machine (22) through the second belt conveyor (21).
2. The waste soil screening system of claim 1, wherein:
wherein in the feeding module, the feeding machine (1) is a plate feeding machine; the material homogenizing machine (2) homogenizes and spreads materials to be processed on the first belt conveyor (3); the magnetic separator (4) is installed on the first belt conveyor (3) in a hanging mode.
3. The waste soil screening system of claim 1, wherein:
in the sorting module, the roller winnowing and screening integrated machine (5) divides screened materials into light materials above a screen and heavy materials below the screen; the light materials on the sieve are divided into small light materials and large light materials, and the small light materials fall into a third belt conveyor (6) from the upper end of the rolling shaft winnowing and screening all-in-one machine upwards under the action of wind power airflow and are conveyed to a small light material receiving pile; the large light substances and undersize heavy substances come out from the lower end of the roller winnowing and screening integrated machine (5) together, and are continuously conveyed to a large light substance receiving pile through a fourth belt conveyor (7) under the action of wind power; the undersize heavy material is a mixture of construction waste and soil, enters the drum screen (9) through a fifth belt conveyor (8),
the rotary screen (9) overturns and rotates the undersize heavy materials, and undersize soil is discharged through a screen mesh outside the rotary drum and is conveyed to a temporary storage area outside the workshop through a sixth belt conveyor (11); the oversize is the construction waste containing combustible waste with small particles, is discharged from the tail end of the roller and is transported to a winnowing machine (12) by a seventh belt conveyor (10),
in the winnowing machine (12), the combustible small-particle garbage falls into an eighth belt conveyor (13) at the upper end of the winnowing machine and is conveyed to a combustible small-particle garbage receiving pile; the construction waste is discharged from the lower end and is conveyed to a temporary storage area outside the workshop through a ninth belt conveyor (14).
4. The waste soil screening system of claim 1, wherein:
the dust removal equipment of the roller winnowing and screening integrated machine (5), the rotary screen (9) and the winnowing machine (12) are similar in structure and respectively comprise a gas collecting hood arranged above the feed inlet, a gas collecting hood arranged at an outlet, a ventilation pipe communicated with the gas collecting hood and mounted, and a dust remover mounted on the other side of the ventilation pipe.
5. The waste soil screening system of claim 4, wherein:
the gas-collecting hood above the feed inlet is arranged 50-200 cm above the feed inlet, and the difference between the mounting height of the gas-collecting hood at the outlet and the height of the outlet of the device is 30-100cm; the dust is collected by the gas-collecting hood and then enters the dust remover through the vent pipe, and the suction pressure is 1000-2000Pa.
6. A soil waste screening system according to claim 3 wherein:
the crushing module crushes the screened light materials and small-particle combustible garbage, and the particle size of the light materials and the small-particle combustible garbage is smaller than 150mm after the light materials and the small-particle combustible garbage pass through the primary crusher (16) and the secondary crusher (18).
7. The waste soil screening system of claim 1, wherein:
the primary crusher (16) and the secondary crusher (18) are identical in structure, and respectively comprise a gas collecting hood arranged above the crusher, a ventilation pipe communicated with the gas collecting hood and a dust remover arranged on the other side of the ventilation pipe, and the suction pressure is 1500-3000Pa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221254193.XU CN218638178U (en) | 2022-05-24 | 2022-05-24 | Garbage soil screening system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202221254193.XU CN218638178U (en) | 2022-05-24 | 2022-05-24 | Garbage soil screening system |
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| CN218638178U true CN218638178U (en) | 2023-03-17 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115007600A (en) * | 2022-05-24 | 2022-09-06 | 上海城投上境生态修复科技有限公司 | Waste soil screening system and screening method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115007600A (en) * | 2022-05-24 | 2022-09-06 | 上海城投上境生态修复科技有限公司 | Waste soil screening system and screening method |
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