CN112606190A - Automatic distributing device - Google Patents
Automatic distributing device Download PDFInfo
- Publication number
- CN112606190A CN112606190A CN202011506094.1A CN202011506094A CN112606190A CN 112606190 A CN112606190 A CN 112606190A CN 202011506094 A CN202011506094 A CN 202011506094A CN 112606190 A CN112606190 A CN 112606190A
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- Prior art keywords
- bin
- conveying
- automatic
- sealing
- pipe
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B13/00—Feeding the unshaped material to moulds or apparatus for producing shaped articles; Discharging shaped articles from such moulds or apparatus
- B28B13/02—Feeding the unshaped material to moulds or apparatus for producing shaped articles
- B28B13/0215—Feeding the moulding material in measured quantities from a container or silo
- B28B13/027—Feeding the moulding material in measured quantities from a container or silo by using a removable belt or conveyor transferring the moulding material to the moulding cavities
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B17/00—Details of, or accessories for, apparatus for shaping the material; Auxiliary measures taken in connection with such shaping
- B28B17/02—Conditioning the material prior to shaping
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B17/00—Details of, or accessories for, apparatus for shaping the material; Auxiliary measures taken in connection with such shaping
- B28B17/04—Exhausting or laying dust
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
Abstract
The invention relates to an automatic distributing device which comprises a conveying fan and a storage bin, wherein the conveying fan is connected with the storage bin through an air pipe, a spare bin is arranged on one side of the storage bin, the storage bin is connected with the spare bin through a conveying pipe, a dust recovery bin is arranged on one side of the spare bin, the spare bin is connected with the dust recovery bin through a dust conveying pipe, an exhaust fan is arranged on the conveying pipe between the spare bin and the dust recovery bin, an outlet pipe is arranged at the bottom of the dust recovery bin, and an electromagnetic valve is arranged on the outlet pipe; the whole course of the refractory material conveying process is closed, so that dust generated in the refractory material conveying process is prevented from being leaked, and the working environment of workers is effectively improved.
Description
Technical Field
The invention relates to the technical field of refractory brick production, in particular to an automatic material distribution device.
Background
The automatic distributing device that has now can only artifically send into the mould intracavity material loading of press after weighing the raw materials through the accuracy, and is more time-consuming and energy-consuming, and the staff has the potential safety hazard, is sending into the press in-process with the raw materials, and the dust is great, exists the damage to the staff, can not filter the raw materials.
Disclosure of Invention
In view of this, the invention aims to provide an automatic material distribution device, so as to solve the problems that the existing automatic material distribution device only can manually and accurately weigh raw materials and then feed the raw materials into a die cavity of a press, so that time and labor are wasted, potential safety hazards exist in workers, and the raw materials are large in dust, damaged to the workers and incapable of being screened in the process of feeding the raw materials into the press.
In order to achieve the purpose, the technical scheme of the invention is realized as follows:
an automatic distributing device comprises a conveying fan and a storage bin, wherein the conveying fan is connected with the storage bin through an air pipe, a stock preparation bin is arranged on one side of the storage bin, the storage bin is connected with the stock preparation bin through a conveying pipe, a dust recovery bin is arranged on one side of the stock preparation bin, the stock preparation bin is connected with the dust recovery bin through a dust conveying pipe, an exhaust fan is arranged on the conveying pipe between the stock preparation bin and the dust recovery bin, an outflow pipe is arranged at the bottom of the dust recovery bin, an electromagnetic valve is arranged on the outflow pipe, and an electric cabinet is arranged on one side of the stock preparation bin;
be provided with shell and slope baffle in the preparation storehouse, the slope baffle sets up inside the shell, the shell with form first storage space between the slope baffle, slope baffle bottom is first discharge gate, first discharge gate below is provided with the conveyer belt, the conveyer belt below is provided with first transmission auger, be provided with a weighing sensor on the first transmission auger.
Furthermore, an electric baffle is arranged at the position of the first discharge hole and is electrically connected with a third motor.
Further, a storage bin box door is arranged above the storage bin, a sealing lock is arranged on one side of the storage bin box door, a slag discharging pipe is arranged at the bottom of the storage bin, and a control switch is arranged on the slag discharging pipe.
Furthermore, the electric cabinet is respectively and electrically connected with the conveying fan, the control switch, the exhaust fan and the electromagnetic valve.
Furthermore, an airtight top plate is arranged below the inclined baffle plate and fixedly connected with the inclined baffle plate, an airtight bottom plate is arranged below the airtight top plate, a second storage space is formed between the airtight top plate and the airtight bottom plate, the conveyor belt is arranged in the second storage space and close to the first discharge hole, the first conveying auger is arranged at the position, close to the airtight bottom plate, of the second storage space, and a second discharge hole is formed in the end portion of the airtight bottom plate.
Further, a supporting plate is arranged below the sealing bottom plate, a second conveying auger is arranged between the sealing bottom plate and the supporting plate, a second weighing sensor is arranged on the second conveying auger, a second feeding hole is formed in the position, close to the second weighing sensor, of the sealing bottom plate, a third discharging hole is formed in the end portion of the sealing bottom plate, and the second discharging hole is communicated with the third discharging hole.
Furthermore, the automatic material outlet comprises a side plate and an automatic rotary valve, the automatic rotary valve is arranged at the bottom of the side plate, a hydraulic cylinder is arranged at the end part of the automatic rotary valve, and the hydraulic cylinder is electrically connected with the electric cabinet.
Compared with the prior art, the automatic material distribution device has the following advantages:
1. screening the conveyed refractory materials by adopting a winnowing mode, so that the agglomerated refractory materials and the refractory materials with larger weight are prevented from entering a material preparation bin;
2. the whole process of the refractory material conveying process is closed, so that dust generated in the refractory material conveying process is prevented from leaking, and the working environment of workers is effectively improved;
3. the refractory material is conveyed by the double-conveying auger, so that the conveying efficiency of the refractory material is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings of the embodiments of the present invention will be briefly described below. Wherein the drawings are only for purposes of illustrating some embodiments of the invention and are not to be construed as limiting the invention to all embodiments thereof.
FIG. 1 is a schematic view of a first structure of the present invention;
fig. 2 is a schematic view of a material preparation bin according to the present invention.
Reference numerals:
1. a conveying fan; 2. an air duct; 3. a storage bin; 301. a slag discharging pipe; 302. a control switch; 303. a bin door; 304. sealing the lock; 305. a delivery pipe; 4. preparing a stock bin; 401. a housing; 402. an inclined baffle plate; 403. a first storage space; 404. a third motor; 405. sealing the top plate; 406. a conveyor belt; 407. a second storage space; 408. a first motor; 409. a first weighing sensor; 410. a first conveying auger; 411. sealing the bottom plate; 412. a second motor; 413. a second load cell; 414. a second conveying auger; 415. a support plate; 416. a third discharge port; 417. a second discharge port; 418. a second feed port; 419. a first discharge port; 420. an electric baffle; 421. a first feed port; 5. an automatic material outlet; 501. a side plate; 502. automatic valve rotation; 503. a hydraulic cylinder; 6. an exhaust fan; 7. a seal ring; 8. a dust recovery bin; 9. an outflow tube; 10. an electromagnetic valve; 11. an electric cabinet; 12. a dust transport pipe.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
The first embodiment is as follows:
referring to the attached drawings 1-2, an automatic distributing device comprises a conveying fan 1 and a storage bin 3, wherein the conveying fan 1 is connected with the storage bin 3 through an air pipe 2, a stock preparation bin 4 is arranged on one side of the storage bin 3, the storage bin 3 is connected with the stock preparation bin 4 through a conveying pipe 305, a dust recovery bin 8 is arranged on one side of the stock preparation bin 4, the stock preparation bin 4 is connected with the dust recovery bin 8 through a dust conveying pipe 12, an exhaust fan 6 is arranged on the conveying pipe 305 between the stock preparation bin 4 and the dust recovery bin 8, an outflow pipe 9 is arranged at the bottom of the dust recovery bin 8, an electromagnetic valve 10 is arranged on the outflow pipe 9, and an electric cabinet 11 is arranged on one side of the stock preparation bin 4;
be provided with shell 401 and slope baffle 402 in the preparation storehouse 4, slope baffle 402 sets up inside the shell 401, shell 401 with form first storage space 403 between the slope baffle 402, slope baffle 402 bottom is first discharge gate 419, first discharge gate 419 below is provided with conveyer belt 406, conveyer belt 406 below is provided with first transmission auger 410, be provided with first weighing sensor 409 on the first transmission auger 410.
Specifically, a feeding door is arranged on the storage bin 3, a sealing lock 304 is arranged on the feeding door, a conveying fan 1 is arranged on one side of the storage bin 3, the conveying fan 1 sends wind power into the storage bin 3 to blow up materials in the storage bin 3, the materials enter the standby bin 4 along the conveying pipe 305, a first feeding hole 421 is arranged at a position, close to the end of the conveying pipe 305, on the standby bin 4, the refractory materials enter the standby bin 4 from the first feeding hole 421, the wind power of the conveying fan 1 is adjusted, the refractory materials within the weight range can enter the conveying pipe 305, the agglomerated refractory materials or the refractory materials with large weight are screened, automatic screening when the refractory materials enter the standby bin 4 is realized, dust is generated in the screening process, the exhaust fan 6 works to suck in gas containing the dust, storehouse 8 is retrieved to dust, and the dust is retrieved when accomplishing the refractory material cloth, and at the refractory material cloth in-process, whole pipe connection realizes that no dust reveals, and the feature of environmental protection is good, and the refractory material gets into behind the preparation storehouse 4, at first get into first storage space 403, later follow flow out in the first discharge gate 419, get into on the conveyer belt 406, conveyer belt 406 carries refractory material to first transmission auger 410 on, first weighing sensor 409 weighs refractory material, and the completion back of weighing, first transmission auger 410 exports refractory material.
Preferably, an electric baffle 420 is arranged at the first discharge port 419, the electric baffle 420 is electrically connected with the third motor 404, and after the refractory material is weighed, the third motor 404 drives the electric baffle 420 to move to close the first discharge port 419.
Preferably, the tuber pipe 2 the conveying pipeline 305 the both ends of dust transportation pipe 12 all are provided with sealing ring 7, through sealing ring 7 is right the tuber pipe 2 the conveying pipeline 305 the dust transportation pipe 12 is sealed, prevents that the dust that produces from revealing in the refractory material transportation, and it is relatively poor to lead to workman operational environment.
Example two:
on the basis of the first embodiment, the automatic material distribution device of the first embodiment is further optimized:
the storage bin 3 top is provided with feed bin chamber door 303, feed bin chamber door 303 one side is provided with sealed lock 304, 3 bottoms in storage bin are provided with slag charge discharging pipe 301, be provided with control switch 302 on the slag charge discharging pipe 301.
Specifically, the sealing lock 304 is opened to open the bin door 303, refractory material is conveyed into the storage bin 3, the bin door 303 and the sealing lock 304 are closed to seal the storage bin 3, and after the refractory material is conveyed into the storage bin 3, the control switch 302 is opened, so that the refractory material with larger particles or the agglomerated refractory material flows out of the slag material discharge pipe 301.
Preferably, the electric cabinet 11 is respectively connected with the conveying fan 1, the control switch 302, the exhaust fan 6 and the electromagnetic valve 10 electrically, and the electric cabinet 11 controls an automatic device to adjust the wind power of the conveying fan 1, so as to control the control switch 302, open or close the bin door 303, control the opening and closing of the exhaust fan 6, control the opening and closing of the electromagnetic valve 10 and control the opening and closing of the dust recovery bin 8.
Example three:
on the basis of the first embodiment, the automatic material distribution device of the first embodiment is further optimized:
the utility model discloses a conveyor belt, including inclined baffle 402, conveyer belt 406, conveyer belt 410, inclined baffle 402, sealed roof 405 with inclined baffle 402 fixed connection, sealed roof 405 below is provided with sealed bottom plate 411, sealed roof 405 with form second storage space 407 between the sealed bottom plate 411, conveyer belt 406 sets up in the second storage space 407 be close to first discharge gate 419 department, first conveying auger 410 sets up the second storage space 407 is close to sealed bottom plate 411 department, sealed bottom plate 411 tip is opened has second discharge gate 417.
Specifically, the first discharge hole 419 is formed below the inclined baffle 402, the inclined baffle 402 enables the refractory to flow downward along the inclined baffle 402, so that the refractory is prevented from remaining in the first storage space 403, the refractory flows out through the first discharge hole 419 and then enters the conveyor belt 406, the conveyor belt 406 conveys the refractory, the refractory enters the first conveying auger 410, the first conveying auger 410 secondarily conveys the material, and finally the refractory flows out through the second discharge hole 417.
Preferably, a supporting plate 415 is arranged below the sealing bottom plate 411, the sealing bottom plate 411 and a second conveying auger 414 is arranged between the supporting plates 415, a second weighing sensor 413 is arranged on the second conveying auger 414, the sealing bottom plate 411 is close to a second feeding hole 418 formed in the position of the second weighing sensor 413, a third discharging hole 416 is formed in the end portion of the sealing bottom plate 411, a second discharging hole 417 is communicated with the third discharging hole 416, the second conveying auger 414 is arranged in a sealing space formed between the sealing bottom plate 411 and the supporting plates 415, the refractory material enters from the second feeding hole 418, the refractory material is conveyed by the second conveying auger 414, the refractory material is output from the third discharging hole 416, the second discharging hole 417 is communicated with the third discharging hole 416, and the first conveying auger 410 and the refractory material output by the second conveying auger 414 flow out from the same place.
Preferably, the automatic material outlet 5 includes a side plate 501 and an automatic rotary valve 502, the automatic rotary valve 502 is disposed at the bottom of the side plate 501, a hydraulic cylinder 503 is disposed at an end of the automatic rotary valve 502, the hydraulic cylinder 503 is electrically connected to the electric cabinet 11, the electric cabinet 11 controls the hydraulic cylinder 503 to open the automatic rotary valve 502, the automatic material outlet 5 is opened, the refractory material flows out from the automatic material outlet 5, the electric cabinet 11 controls the hydraulic cylinder 503 to close the automatic rotary valve 502, and the automatic material outlet 5 is closed.
In the actual operation process, firstly, the sealing lock 304 is opened, the bin door 303 is opened, the refractory material is conveyed into the storage bin 3, the bin door 303 and the sealing lock 304 are closed, the storage bin 3 is sealed, the conveying fan 1 is opened, the wind power in the conveying fan 1 drives the refractory material in the storage bin 3 to enter the standby bin 4 along the conveying pipe 305, the wind power of the conveying fan 1 is adjusted, the amount of the refractory material entering the standby bin 4 is changed, the agglomerated material and the material on the side of weight in the refractory material can be screened, the agglomerated refractory material is prevented from entering the standby bin 4, the refractory material entering the standby bin 4 slides down along the inclined baffle 402, the third motor 404 controls the electric baffle 420 to be opened, and the refractory material flows out from the first discharge port 419, the refractory material is conveyed to the first conveying auger 410 by the conveying belt 406, the first weighing sensor 409 on the first conveying auger 410 weighs the refractory material, after the weighing is completed, the third motor 404 is controlled to close the electric baffle 420, meanwhile, the conveying belt 406 stops conveying, the first motor 408 starts working to rotate the first conveying auger 410 to convey the refractory material, the refractory material flows out from the second discharge hole 417, partial refractory material flows into the second conveying auger 414 from the second feed hole 418 on the sealing bottom plate 411, the second motor 412 works to drive the second conveying auger 414 to move, partial refractory material is output from the third discharge hole 416, the second conveying auger 414 divides the refractory material to accelerate the conveying of the refractory material, finally weigh the refractory material after accomplishing and get into in the automatic material export 5, pneumatic cylinder 503 drives automatic change valve 502 is opened, the refractory material flows out, and the refractory material flows out and accomplishes the back, pneumatic cylinder 503 drives automatic change valve 502 is closed, will automatic material export 5 is closed, accomplishes refractory material's the output of weighing, the refractory material in-process, air exhauster 6 is right prepare for feed bin 4 and carries out convulsions, and the dust that the refractory material transportation produced gets into through the pipeline the storehouse 8 is retrieved to the dust, accomplishes the recovery to the dust, and whole journey seals in the refractory material transportation moreover, can not produce the dust, has solved refractory material cloth in-process dust great, influences the healthy problem of workman.
Although the present invention is disclosed above, the present invention is not limited thereto. Various changes and modifications may be effected therein by one skilled in the art without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (7)
1. An automatic material distribution device is characterized by comprising a conveying fan (1) and a storage bin (3), the conveying fan (1) is connected with the storage bin (3) through an air pipe (2), a stock preparing bin (4) is arranged at one side of the stock storage bin (3), the stock storage bin (3) is connected with the stock preparing bin (4) through a material conveying pipe (305), a dust recovery bin (8) is arranged on one side of the preparation bin (4), the preparation bin (4) is connected with the dust recovery bin (8) through a dust conveying pipe (12), an exhaust fan (6) is arranged on the material conveying pipe (305) between the material preparing bin (4) and the dust recovery bin (8), an outflow pipe (9) is arranged at the bottom of the dust recovery bin (8), an electromagnetic valve (10) is arranged on the outflow pipe (9), and an electric cabinet (11) is arranged on one side of the stock preparation bin (4);
be provided with shell (401) and slope baffle (402) in preparation storehouse (4), slope baffle (402) set up inside shell (401), shell (401) with form first storage space (403) between slope baffle (402), slope baffle (402) bottom is first discharge gate (419), first discharge gate (419) below is provided with conveyer belt (406), conveyer belt (406) below is provided with first transmission auger (410), be provided with first weighing sensor (409) on first transmission auger (410).
2. The automatic distributing device of claim 1, wherein an electric baffle plate (420) is arranged at the first discharging port (419), and the electric baffle plate (420) is electrically connected with the third motor (404).
3. The automatic material distribution device according to claim 1, characterized in that a bin door (303) is arranged above the storage bin (3), a sealing lock (304) is arranged on one side of the bin door (303), a slag discharge pipe (301) is arranged at the bottom of the storage bin (3), and a control switch (302) is arranged on the slag discharge pipe (301).
4. An automatic distributing device according to claim 3, characterized in that said electric control box (11) is electrically connected to said conveying fan (1), said control switch (302), said suction fan (6) and said electromagnetic valve (10), respectively.
5. The automatic material distribution device according to claim 1, wherein a sealing top plate (405) is arranged below the inclined baffle (402), the sealing top plate (405) is fixedly connected with the inclined baffle (402), a sealing bottom plate (411) is arranged below the sealing top plate (405), a second storage space (407) is formed between the sealing top plate (405) and the sealing bottom plate (411), the conveyor belt (406) is arranged in the second storage space (407) near the first material outlet (419), the first conveying auger (410) is arranged in the second storage space (407) near the sealing bottom plate (411), and a second material outlet (417) is formed at the end of the sealing bottom plate (411).
6. The automatic material distribution device according to claim 5, wherein a supporting plate (415) is arranged below the sealing bottom plate (411), a second conveying packing auger (414) is arranged between the sealing bottom plate (411) and the supporting plate (415), a second weighing sensor (413) is arranged on the second conveying packing auger (414), a second feeding hole (418) is arranged on the sealing bottom plate (411) and close to the second weighing sensor (413), a third discharging hole (416) is formed in the end portion of the sealing bottom plate (411), and the second discharging hole (417) is communicated with the third discharging hole (416).
7. The automatic distributing device according to claim 6, wherein the automatic material outlet (5) comprises a side plate (501) and an automatic rotary valve (502), the automatic rotary valve (502) is arranged at the bottom of the side plate (501), a hydraulic cylinder (503) is arranged at the end of the automatic rotary valve (502), and the hydraulic cylinder (503) is electrically connected with the electric cabinet (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011506094.1A CN112606190A (en) | 2020-12-18 | 2020-12-18 | Automatic distributing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011506094.1A CN112606190A (en) | 2020-12-18 | 2020-12-18 | Automatic distributing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112606190A true CN112606190A (en) | 2021-04-06 |
Family
ID=75240651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011506094.1A Pending CN112606190A (en) | 2020-12-18 | 2020-12-18 | Automatic distributing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112606190A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114653725A (en) * | 2022-04-02 | 2022-06-24 | 王震 | Intelligent processing and sorting system based on civil engineering waste |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1271270A (en) * | 1969-12-11 | 1972-04-19 | Boulton Ltd William | Improvements relating to the manufacture of ceramic articles |
| CN203600397U (en) * | 2013-11-14 | 2014-05-21 | 天津鑫顺媛轻质建材有限公司 | Polyphenyl composite wallboard production device |
| CN105235060A (en) * | 2015-09-29 | 2016-01-13 | 郭小红 | Automatic feeding machine |
| CN107662824A (en) * | 2016-07-28 | 2018-02-06 | 宜昌市昌伟饲料科技有限公司 | A kind of small powder addition and dust arrester |
| CN208230082U (en) * | 2018-03-28 | 2018-12-14 | 江苏苏嘉集团新材料有限公司 | A kind of refractory material milling device |
| CN109016106A (en) * | 2018-07-27 | 2018-12-18 | 长兴荣力机械有限公司 | A kind of refractory brick automatic distributing device |
-
2020
- 2020-12-18 CN CN202011506094.1A patent/CN112606190A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1271270A (en) * | 1969-12-11 | 1972-04-19 | Boulton Ltd William | Improvements relating to the manufacture of ceramic articles |
| CN203600397U (en) * | 2013-11-14 | 2014-05-21 | 天津鑫顺媛轻质建材有限公司 | Polyphenyl composite wallboard production device |
| CN105235060A (en) * | 2015-09-29 | 2016-01-13 | 郭小红 | Automatic feeding machine |
| CN107662824A (en) * | 2016-07-28 | 2018-02-06 | 宜昌市昌伟饲料科技有限公司 | A kind of small powder addition and dust arrester |
| CN208230082U (en) * | 2018-03-28 | 2018-12-14 | 江苏苏嘉集团新材料有限公司 | A kind of refractory material milling device |
| CN109016106A (en) * | 2018-07-27 | 2018-12-18 | 长兴荣力机械有限公司 | A kind of refractory brick automatic distributing device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114653725A (en) * | 2022-04-02 | 2022-06-24 | 王震 | Intelligent processing and sorting system based on civil engineering waste |
| CN114653725B (en) * | 2022-04-02 | 2023-11-10 | 王震 | Intelligent disposal sorting system based on civil engineering waste |
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Application publication date: 20210406 |