CN111318357A - Civil engineering construction waste treatment device - Google Patents
Civil engineering construction waste treatment device Download PDFInfo
- Publication number
- CN111318357A CN111318357A CN202010208398.3A CN202010208398A CN111318357A CN 111318357 A CN111318357 A CN 111318357A CN 202010208398 A CN202010208398 A CN 202010208398A CN 111318357 A CN111318357 A CN 111318357A
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- Prior art keywords
- inclined plate
- construction waste
- civil engineering
- refrigerant
- plate
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C21/00—Disintegrating plant with or without drying of the material
- B02C21/02—Transportable disintegrating plant
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C1/00—Crushing or disintegrating by reciprocating members
- B02C1/02—Jaw crushers or pulverisers
- B02C1/04—Jaw crushers or pulverisers with single-acting jaws
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C19/00—Other disintegrating devices or methods
- B02C19/18—Use of auxiliary physical effects, e.g. ultrasonics, irradiation, for disintegrating
- B02C19/186—Use of cold or heat for disintegrating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C19/00—Other disintegrating devices or methods
- B02C19/22—Crushing mills with screw-shaped crushing means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/02—Crushing or disintegrating by roller mills with two or more rollers
- B02C4/08—Crushing or disintegrating by roller mills with two or more rollers with co-operating corrugated or toothed crushing-rollers
Abstract
The invention discloses a civil engineering construction waste treatment device, and belongs to the technical field of construction waste treatment. The bottom of a feed hopper of the waste treatment device is provided with a cold treatment chamber, an inclined plate component used for prolonging the transportation stroke of the construction waste is arranged in the cold treatment chamber, a refrigerant spraying mechanism is also arranged in the cold treatment chamber, the refrigerant spraying mechanism is communicated with a refrigerant storage mechanism through a conveying pipeline, and the conveying pipeline is provided with a control valve; the refrigerant spraying mechanism is located above the inclined plate assembly and can reciprocate along the length direction of the inclined plate assembly, the spiral pushing mechanism used for conveying materials falling from the inclined plate assembly to the secondary crushing mechanism is arranged at the bottom of the inclined plate assembly, crushing teeth are further arranged at the bottom of the cold treatment chamber, and a first material output device is further arranged at the position of a feed opening of the secondary crushing mechanism. The waste treatment device disclosed by the invention realizes an embrittled and easily-crushed state at a low temperature through cooling, so that the crushing efficiency is improved, the energy consumption is reduced, and the service life of equipment is prolonged.
Description
Technical Field
The invention relates to the technical field of construction waste treatment, in particular to a civil engineering construction waste treatment device.
Background
Along with the rapid development of the economy of China and the acceleration of the urbanization speed, more and more building wastes are generated in the urban construction process, the building waste materials not only occupy a large amount of land, but also cause serious pollution to the urban environment and serious threat to the living environment of people, however, the building wastes are not completely wastes, and can be crushed, screened, processed and converted into new resources which can be recycled, so that the recycling of the building wastes is realized;
because the construction waste is generally the massive solid material that has certain hardness, such as concrete piece, fragment of brick etc. higher hardness brings certain degree of difficulty for the waste material is broken, and crushing mechanism crushing efficiency of construction waste processing apparatus among the prior art is low, and broken power consumption is big, and the equipment that the great energy consumption of crushing mechanism long-time work arouses generates heat and leads to crushing mechanism easily to break down, has reduced life, increases the cost of waste material processing.
Disclosure of Invention
The invention aims to overcome the problems in the prior art and provides a civil engineering construction waste treatment device.
The invention provides a civil engineering construction waste treatment device, which comprises a feed hopper, wherein a primary crushing mechanism is arranged in the feed hopper, a cold treatment chamber is arranged at the bottom of the feed hopper, an inclined plate component for prolonging the transportation stroke of construction waste is arranged in the cold treatment chamber, a refrigerant spraying mechanism is also arranged in the cold treatment chamber, the refrigerant spraying mechanism is communicated with a refrigerant storage mechanism through a conveying pipeline, and a control valve is arranged on the conveying pipeline; the refrigerant spraying mechanism is located above the inclined plate assembly and can reciprocate along the length direction of the inclined plate assembly, a spiral material pushing mechanism used for conveying materials falling from the inclined plate assembly to the secondary crushing mechanism is arranged at the bottom of the inclined plate assembly, crushing teeth are further arranged at the bottom of the cold treatment chamber, and a first material output device is further arranged at a feed opening of the secondary crushing mechanism.
Preferably, the refrigerant spraying mechanism comprises a fixed seat communicated with the conveying pipeline, the fixed seat is arranged in the cold treatment chamber and is positioned above the inclined plate assembly, a sliding plate is connected to the bottom surface of the fixed seat in a sliding manner, at least one spray head is arranged on the sliding plate, the spray head and the conveying pipeline are communicated through a separate conveying hose, and a driving mechanism used for driving the sliding plate to reciprocate along the length direction of the inclined plate assembly is further arranged on the fixed seat.
Preferably, the swash plate assembly includes swash plate and lower swash plate, swash plate and lower swash plate symmetry respectively establish on two relative lateral walls of cold treatment chamber and all downward sloping setting, and lower swash plate is located the below of swash plate, and the swash plate is used for accepting the ejection of compact of feeder hopper, the swash plate is used for accepting the material of landing on the swash plate down.
Preferably, the bottom of each of the upper inclined plate and the lower inclined plate is also provided with a vibration mechanism for promoting blanking of the upper inclined plate and the lower inclined plate.
Preferably, the upper inclined plate and the lower inclined plate are mesh screens, through holes are also formed in the bottom of the cold treatment chamber, and the aperture of each through hole is smaller than or equal to the mesh screen holes of the upper inclined plate and the lower inclined plate.
Preferably, the vibration mechanism comprises a vibration screen plate and a spring part, and the spring part is arranged on the vibration screen plate corresponding to the bottoms of the discharge ends of the upper inclined plate and the lower inclined plate.
Preferably, the vibrating screen plate is also connected with a vibrator.
Preferably, a material collecting box is further arranged below the bottom of the cold processing chamber, and a second material output device is arranged in the material collecting box.
Preferably, the primary crushing mechanism is a double roll crusher and the secondary crushing mechanism is a jaw crusher.
Preferably, the refrigerant sprayed by the refrigerant spraying mechanism is liquid nitrogen.
Compared with the prior art, the invention has the beneficial effects that: the waste treatment device takes the refrigerant as a cold source, the impact toughness and the elongation at break of the material can be reduced after the brittle and easily-crushed state of the crushed material is realized at a low temperature through cooling, then the brittle material is crushed through the spiral pushing device and the secondary crushing mechanism, the energy consumption of the equipment is reduced, the heat generated by crushing collision of the material and the heat generated by operation of the electrical equipment are reduced, the whole treatment equipment is in a low-temperature state, the energy consumption is reduced, the maintenance cost is reduced, and the service life of the equipment is prolonged;
the refrigerant is a sprayable liquid, and can reduce dust emission while spraying, and the crushed materials in the cold treatment chamber are output through the second material output device in advance, so that the crushing amount of the secondary crushing mechanism is reduced, and the aim of saving energy is fulfilled.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of the refrigerant spraying mechanism of the present invention.
Description of reference numerals:
1. the device comprises a feed hopper, 2, a cold treatment chamber, 3, an inclined plate assembly, 31, an upper inclined plate, 32, a lower inclined plate, 4, a refrigerant spraying mechanism, 41, a fixed seat, 42, a sliding plate, 43, a spray head, 44, a driving mechanism, 5, a spiral material pushing mechanism, 6, a secondary crushing mechanism, 7, crushing teeth, 8, a first material output device, 9, a refrigerant storage mechanism, 10, a vibrating mechanism, 101, a vibrating screen plate, 102, a spring part, 11, a material collecting box, 12, a second material output device, 13, a conveying pipeline and 14, a separate conveying hose.
Detailed Description
Detailed description of the preferred embodimentsthe following detailed description of the present invention will be made with reference to the accompanying drawings 1-2, although it should be understood that the scope of the present invention is not limited to the specific embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
The civil engineering construction waste treatment device provided by the invention comprises a feed hopper 1, wherein a primary crushing mechanism is arranged in the feed hopper 1, a cold treatment chamber 2 is arranged at the bottom of the feed hopper 1, an inclined plate component 3 for prolonging the transportation stroke of construction waste is arranged in the cold treatment chamber 2, a refrigerant spraying mechanism 4 is also arranged in the cold treatment chamber 2, the refrigerant spraying mechanism 4 is communicated with a refrigerant storage mechanism 9 through a conveying pipeline 13, and a control valve is arranged on the conveying pipeline 13; refrigerant spraying mechanism 4 is located the top of ramp assembly 3, and can follow ramp assembly 3's length direction reciprocating motion, ramp assembly 3's bottom is equipped with and is used for carrying the material that falls from ramp assembly 3 to the spiral pushing equipment 5 of second grade crushing mechanism 6, the bottom of cold treatment chamber 2 still is equipped with broken tooth 7, the feed opening department of second grade crushing mechanism 6 still is equipped with first material output device 8.
In this embodiment, the construction waste carries out primary crushing at feeder hopper 1, and the purpose lies in carrying out the primary crushing to the large-scale waste material that glues together that glues for the waste material can get into cold treatment room 2, then makes the construction waste embrittle through spraying the refrigerant, and easy crushing reduces the impact toughness and the elongation at break of material, reduces the equipment loss on the one hand, and on the other hand can accomplish crushing to the construction waste more high-efficiently, reduces the requirement to 6 crushing equipments of second grade crushing mechanism, reduces processing apparatus's cost.
The inclined plate assembly 3 is used for prolonging the contact time of building materials and a refrigerant and ensuring the complete contact of the waste materials and the refrigerant, the cold-treated building waste materials are crushed again by the spiral pushing mechanism 5 and then enter the secondary crushing mechanism 6, the spiral pushing mechanism 5 and the crushing teeth 7 are matched with each other, the amount of the materials entering the secondary crushing mechanism 6 is reduced, the treatment capacity of the secondary crushing mechanism 6 is reduced, the energy consumption is reduced, and the crushed materials discharged by the secondary crushing mechanism 6 can be recycled.
The refrigerant spraying mechanism 4 comprises a fixed seat 41 communicated with the conveying pipeline 13, the fixed seat 41 is arranged in the cold treatment chamber 2 and is positioned above the inclined plate component 3, a sliding plate 42 is connected to the bottom surface of the fixed seat 41 in a sliding manner, at least one spray head 43 is arranged on the sliding plate 42, the spray head 43 and the conveying pipeline 13 are communicated through a conveying hose 14, and a driving mechanism 44 for driving the sliding plate 42 to reciprocate along the length direction of the inclined plate component 3 is further arranged on the fixed seat 41.
Wherein, the swash plate assembly 3 includes swash plate 31 and lower swash plate 32, swash plate 31 and lower swash plate 32 respectively the symmetry establish on two relative lateral walls of cold treatment chamber 2 and all downward sloping settings, and lower swash plate 32 is located the below of swash plate 31, and swash plate 31 is used for accepting the ejection of compact of feeder hopper 1, lower swash plate 32 is used for accepting the material of upper swash plate 31 landing.
Go up swash plate 31 and lower swash plate 32 not only can prolong the route of construction waste, and can overturn when construction waste from last swash plate 31 landing to lower swash plate 32, once stir in other words, do benefit to the comprehensive contact of construction waste and refrigerant, do benefit to the later stage breakage.
Wherein, the bottom of the upper inclined plate 31 and the lower inclined plate 32 are provided with a vibration mechanism 10 for promoting the blanking of the upper inclined plate 31 and the lower inclined plate 32. The vibration mechanism 10 is to ensure smooth movement of the materials of the upper inclined plate 31 and the lower inclined plate 32.
Wherein, the upper inclined plate 31 and the lower inclined plate 32 are mesh sieve plates, the bottom of the cold processing chamber 2 is also provided with through holes, and the aperture of each through hole is less than or equal to the mesh sieve holes of the upper inclined plate 31 and the lower inclined plate 32.
The purpose of the upper inclined plate 31 and the lower inclined plate 32 being mesh sieve plates is on the one hand to make it possible to sieve small particulate material directly to the bottom of the cold treatment chamber 2, reducing the consumption of refrigerant. On the other hand, the refrigerant can fall to the material below the refrigerant through the upper-layer inclined plate, the material below the refrigerant is the turned material, so that the part which is not contacted with the refrigerant is fully exposed, and the mesh screen plate structure increases the contact chance of the material and the refrigerant.
The vibrating mechanism 10 comprises a vibrating screen plate 101 and a spring part 102, wherein the spring part 102 is arranged on the vibrating screen plate 101 corresponding to the bottoms of the discharge ends of the upper inclined plate 31 and the lower inclined plate 32.
The vibration mechanism 10 utilizes the gravity of the material and the impact force of the primary crushing mechanism falling on the inclined plate component 3 to deform and recover the spring component 102, so as to generate vibration, improve the turnover probability of the material and increase the contact probability with the refrigerant.
Wherein, the vibrating screen plate 101 is also connected with a vibrator. Further enhancing the vibrating effect of the vibrating mesh plate 101.
Wherein, the bottom lower part of the cold processing chamber 2 is also provided with a material collecting box 11, and a second material output device 12 is arranged in the material collecting box 11. The bottom of the cold processing chamber 2 can be directly discharged through the second material output device 12 without refrigerant and secondary crushed fine materials, so that the energy consumption is reduced.
Wherein, the primary crushing mechanism is a double-roll crusher, and the secondary crushing mechanism 6 is a jaw crusher.
Wherein, the refrigerant sprayed by the refrigerant spraying mechanism 4 is liquid nitrogen.
In conclusion, the waste treatment device takes the refrigerant as a cold source, the impact toughness and the elongation at break of the material can be reduced after the brittle and easily-crushed material is cooled at a low temperature, and then the brittle material is crushed by the spiral pushing device and the secondary crushing mechanism, so that the energy consumption of the equipment is reduced, the heat generated by crushing and collision of the material and the heat generated by operation of the electrical equipment are reduced, the whole treatment equipment is in a low-temperature state, the energy consumption is reduced, the maintenance cost is reduced, and the service life of the equipment is prolonged;
the refrigerant adopts liquid, can reduce dust emission while spraying, and reduces the crushing amount of the secondary crushing mechanism by outputting the crushed materials in the cold treatment chamber through the second material output device in advance, thereby achieving the purpose of energy conservation.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The civil engineering construction waste treatment device is characterized by comprising a feed hopper (1), wherein a primary crushing mechanism is arranged in the feed hopper (1), a cold treatment chamber (2) is arranged at the bottom of the feed hopper (1), an inclined plate component (3) for prolonging the transportation stroke of construction waste is arranged in the cold treatment chamber (2), a refrigerant spraying mechanism (4) is further arranged in the cold treatment chamber (2), the refrigerant spraying mechanism (4) is communicated with a refrigerant storage mechanism (9) through a conveying pipeline (13), and a control valve is arranged on the conveying pipeline (13); refrigerant spraying mechanism (4) are located the top of swash plate subassembly (3), and can follow the length direction reciprocating motion of swash plate subassembly (3), the bottom of swash plate subassembly (3) is equipped with and is used for carrying the material that falls from swash plate subassembly (3) to spiral pushing equipment (5) of second grade crushing mechanism (6), the bottom of cold treatment chamber (2) still is equipped with broken tooth (7), the feed opening department of second grade crushing mechanism (6) still is equipped with first material output device (8).
2. The civil engineering and construction waste disposal device of claim 1, wherein the refrigerant spraying mechanism (4) comprises a fixed seat (41) communicated with the conveying pipe (13), the fixed seat (41) is arranged in the cold treatment chamber (2) and is positioned above the inclined plate component (3), a sliding plate (42) is connected to the bottom surface of the fixed seat (41) in a sliding manner, at least one spray head (43) is arranged on the sliding plate (42), the spray head (43) and the conveying pipe (13) are communicated through a distribution hose (14), and a driving mechanism (44) for driving the sliding plate (42) to move back and forth along the length direction of the inclined plate component (3) is further arranged on the fixed seat (41).
3. The civil engineering and construction waste disposal device of claim 1, wherein the inclined plate assembly (3) comprises an upper inclined plate (31) and a lower inclined plate (32), the upper inclined plate (31) and the lower inclined plate (32) are respectively symmetrically arranged on two opposite side walls of the cold processing chamber (2) and are arranged in a downward inclined manner, the lower inclined plate (32) is positioned below the upper inclined plate (31), the upper inclined plate (31) is used for receiving the discharge of the feeding hopper (1), and the lower inclined plate (32) is used for receiving the materials which slide down on the upper inclined plate (31).
4. The civil engineering and construction waste disposal device of claim 3, wherein the bottom of each of the upper inclined plate (31) and the lower inclined plate (32) is further provided with a vibration mechanism (10) for urging the upper inclined plate (31) and the lower inclined plate (32) to be discharged.
5. The civil engineering and construction waste disposal device of claim 3, wherein the upper inclined plate (31) and the lower inclined plate (32) are mesh screen plates, and the bottom of the cold processing chamber (2) is also provided with through holes, and the diameter of the through holes is smaller than or equal to that of the mesh screen holes of the upper inclined plate (31) and the lower inclined plate (32).
6. The civil engineering and construction waste disposal device of claim 4, wherein the vibration mechanism (10) comprises a vibration screen (101) and a spring member (102), and the spring member (102) is provided on the vibration screen (101) corresponding to the bottom of the discharge ends of the upper inclined plate (31) and the lower inclined plate (32).
7. Civil engineering and construction waste disposal device according to claim 6 wherein said vibrating screen plate (101) is further connected to a vibrator.
8. A civil engineering and construction waste disposal device as claimed in claim 3 wherein a material collection box (11) is provided below the bottom of the cold processing chamber (2), and a second material output device (12) is provided in the material collection box (11).
9. The civil engineering and construction waste disposal device of claim 1, wherein the primary crushing means is a pair roller crusher and the secondary crushing means (6) is a jaw crusher.
10. The civil engineering and construction waste disposal device according to claim 1, wherein the refrigerant sprayed by the refrigerant spraying means (4) is liquid nitrogen.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010208398.3A CN111318357B (en) | 2020-03-23 | 2020-03-23 | Civil engineering construction waste treatment device |
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|---|---|---|---|
| CN202010208398.3A CN111318357B (en) | 2020-03-23 | 2020-03-23 | Civil engineering construction waste treatment device |
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| CN111318357A true CN111318357A (en) | 2020-06-23 |
| CN111318357B CN111318357B (en) | 2021-10-08 |
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|---|---|---|---|---|
| CN112221665A (en) * | 2020-09-25 | 2021-01-15 | 许昌学院 | Civil engineering construction waste treatment device |
| CN112427440A (en) * | 2020-10-30 | 2021-03-02 | 骆秋蓉 | Cement waste treatment regenerating unit |
| CN112627541A (en) * | 2020-12-24 | 2021-04-09 | 丽水市左尚设计装饰工程有限公司 | Construction method of indoor building |
| CN113399027A (en) * | 2021-06-29 | 2021-09-17 | 徐州工业职业技术学院 | Building waste material environmental protection recycle equipment |
| CN113617419A (en) * | 2021-07-22 | 2021-11-09 | 宜昌恒生建筑安装有限公司 | Dustless and low-noise building material utilization device and use method |
| CN113769820A (en) * | 2021-08-26 | 2021-12-10 | 上海精日新材料科技有限公司 | Environment-friendly organosilicon production line |
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