CN117225523A - Construction waste crushing and screening device and method thereof - Google Patents
Construction waste crushing and screening device and method thereof Download PDFInfo
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- CN117225523A CN117225523A CN202311387491.5A CN202311387491A CN117225523A CN 117225523 A CN117225523 A CN 117225523A CN 202311387491 A CN202311387491 A CN 202311387491A CN 117225523 A CN117225523 A CN 117225523A
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- 238000012216 screening Methods 0.000 title claims abstract description 65
- 239000002699 waste material Substances 0.000 title claims abstract description 51
- 238000010276 construction Methods 0.000 title claims abstract description 50
- 238000000034 method Methods 0.000 title claims abstract description 18
- 239000000428 dust Substances 0.000 claims abstract description 140
- 230000007246 mechanism Effects 0.000 claims abstract description 116
- 230000006835 compression Effects 0.000 claims abstract description 63
- 238000007906 compression Methods 0.000 claims abstract description 63
- 230000004224 protection Effects 0.000 claims abstract description 27
- 230000033001 locomotion Effects 0.000 claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 67
- 230000005540 biological transmission Effects 0.000 claims description 26
- 238000003756 stirring Methods 0.000 claims description 19
- 239000002245 particle Substances 0.000 claims description 17
- 238000001125 extrusion Methods 0.000 claims description 13
- 239000004744 fabric Substances 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 12
- 239000010813 municipal solid waste Substances 0.000 claims description 11
- 230000008569 process Effects 0.000 claims description 9
- 230000013011 mating Effects 0.000 claims description 7
- 238000002156 mixing Methods 0.000 claims description 7
- 238000007599 discharging Methods 0.000 claims description 5
- 238000003825 pressing Methods 0.000 claims description 5
- 239000007921 spray Substances 0.000 claims description 5
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 4
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 4
- 241001330002 Bambuseae Species 0.000 claims description 4
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 4
- 239000011425 bamboo Substances 0.000 claims description 4
- 239000003595 mist Substances 0.000 claims description 4
- 238000005507 spraying Methods 0.000 claims description 4
- 210000001503 joint Anatomy 0.000 claims description 3
- 230000007704 transition Effects 0.000 claims description 2
- 238000011282 treatment Methods 0.000 abstract description 9
- 238000009792 diffusion process Methods 0.000 abstract description 4
- 238000005054 agglomeration Methods 0.000 abstract 1
- 230000002776 aggregation Effects 0.000 abstract 1
- 238000011084 recovery Methods 0.000 abstract 1
- 238000004064 recycling Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000009979 protective mechanism Effects 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
Classifications
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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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- Disintegrating Or Milling (AREA)
Abstract
The application discloses a construction waste crushing and screening device and a method thereof, which relate to the technical field of construction waste treatment and comprise the following steps: the dust collection device comprises a cabinet body, wherein a protection mechanism for protecting an internal device of the cabinet body is fixedly arranged on one side of the cabinet body, a dust collection mechanism for absorbing dust is arranged in the protection mechanism, and the dust collection mechanism comprises a dust collection fan, a connecting shaft, a bent rod and a sliding rod; the compression mechanism comprises an adjusting groove body and a pressure plate, wherein a sliding connection rod is connected inside the adjusting groove body in a sliding manner, and the pressure plate for extruding dust is connected inside the protection mechanism in a sliding manner; the adjusting width of the adjusting groove body is twice the length of the curved rod, and the unidirectional movement distance of the pressure plate is also twice the length of the curved rod; the application has the capability of quickly recovering dust and smog, avoids the escape and diffusion of dust and pollution to the surrounding environment, and can carry out treatment, compression and agglomeration after recovery, thereby saving space and facilitating the subsequent treatment.
Description
Technical Field
The application relates to the technical field of construction waste treatment, in particular to a construction waste crushing and screening device and a construction waste crushing and screening method.
Background
With social progress and economic development, our cities are increasingly well built. The old building is dismantled, the new building is established, a series of policies such as old city reconstruction, village removal in city, road extension and reconstruction and the like appear, but the increase of building rubbish is accompanied, wherein the quantity of concrete and masonry type building rubbish is the largest. Due to the lack of management, a large amount of construction waste is transported to a remote area by a muck truck without any treatment, and is piled up in open air or buried in situ, so that more manpower and material resources are consumed, and the untreated construction waste can cause serious pollution of surrounding surface water and underground water, which is not beneficial to environmental protection.
In order to effectively alleviate the influence that construction waste caused, multiple construction waste crushing screening devices appear on the market. Although the construction waste crushing and screening device can crush and screen construction waste well, a large amount of dust and smoke can be generated in the working process and spread out from the machine, and most of the existing construction waste crushing and screening devices do not have the functions of dust collection and treatment, so that the dust concentration in an operation area exceeds the standard, and environmental pollution is caused.
Disclosure of Invention
Aiming at the problems in the prior art, the application aims to provide a construction waste crushing and screening device and a construction waste crushing and screening method, which can solve the problems of crushing construction waste and dust diffusion generated in screening process, especially in the crushing process. The device has the capability of quickly recycling dust and smoke, avoids dust escape and diffusion and pollution to the surrounding environment, and can treat, compress and agglomerate after recycling, thereby saving space and facilitating subsequent treatment.
In order to solve the problems, the application adopts the following technical scheme:
a construction waste crushing and screening device, comprising:
the dust collection device comprises a cabinet body, wherein a protection mechanism for protecting an internal device of the cabinet body is fixedly arranged on one side of the cabinet body, a dust collection mechanism for sucking dust is arranged in the protection mechanism, the dust collection mechanism comprises a dust collection fan, a connecting shaft, a bent rod and a sliding connection rod, the dust collection fan is rotationally connected to the inside of the protection mechanism, one end of the connecting shaft is fixedly connected with the dust collection fan, the other end of the connecting shaft is fixedly connected with the bent rod which is in right-angle connection, and the sliding connection rod is vertically fixed at the end part of the bent rod;
the sliding connection rod is in sliding connection with a compression mechanism for compacting dust, the compression mechanism comprises an adjusting groove body and a pressure plate, the inside of the adjusting groove body which is horizontally arranged is in sliding connection with a sliding connection rod, and the pressure plate which is used for extruding the dust is in sliding connection with the inside of the protection mechanism;
the adjusting width of the adjusting groove body is twice the length of the curved rod, and the unidirectional movement distance of the pressure plate is also twice the length of the curved rod.
Preferably, the inside crushing mechanism that is used for broken building rubbish that installs of cabinet body, crushing mechanism includes feed inlet, crushing roller, belt pulley and drive belt, the feed inlet is located the top surface of the cabinet body, two crushing roller symmetry rotate connect in the inside of the cabinet body, the belt pulley is fixed in one of them crushing roller's both ends pivot department, the drive belt respectively with the belt pulley rotates to be connected.
Preferably, the below of crushing roller is installed and is carried out screening mechanism of screening to broken building rubbish, screening mechanism includes first discharge gate, screen cloth, screening rim plate, spliced pole and second discharge gate, first discharge gate is located one side of the cabinet body, the screen cloth slope install in the cabinet body of crushing roller below, just the lower extreme butt joint of screen cloth in first discharge gate, the side symmetry of screen cloth is fixed with four the spliced pole, every spliced pole fixedly connected with screening rim plate, just the spliced pole is fixed with screening rim plate is eccentric, wherein the outside of screening rim plate is fixed with the belt pulley, and the other end of drive belt rotates with the belt pulley of screening rim plate side respectively and is connected, the second discharge gate is located the bottom of the cabinet body.
Preferably, the protection mechanism comprises a transmission shell, a conical shell, a spherical shell, a compression cylinder, a discharging door, a filter screen and an extrusion strip, wherein the transmission shell is fixed on the outer side of the cabinet body, the belt pulley and the transmission belt are installed in the transmission shell, the conical shell playing the role of converging dust is fixed on one side of the cabinet body, the filter screen for screening construction waste particles and dust is installed between the conical shell and the cabinet body, the spherical shell is communicated with the outer end of the conical shell, the compression cylinder is communicated with the bottom of the spherical shell, the diameter of the spherical shell is larger than the diameter of the compression cylinder, the diameter of the pressure plate is equal to the inner diameter of the compression cylinder, the pressure plate is in the spherical shell and the inner movement of the compression cylinder, the discharging door is rotationally connected to the bottom of the compression cylinder, and the inner wall of the compression cylinder is symmetrically embedded with four extrusion strips, and the upper end of the extrusion strip is a smooth transitional inclined plane.
Preferably, the dust collection mechanism further comprises a motor, a support frame and a speed changer, wherein the motor is fixedly installed in the conical shell, the output end of the motor is fixedly connected with the dust collection fan, the support frame is fixed in the conical shell, the connecting shaft penetrates through the support frame and is rotationally connected with the support frame, and the speed changer is installed between the connecting shaft and the curved bar.
Preferably, the compressing mechanism further comprises a connecting rod, an adjusting cylinder, an adapting spring and an inner cavity, wherein the connecting rod is fixed on the bottom surface of the adjusting groove body, the connecting rod is slidably connected to the adjusting cylinder, the adapting spring is mounted in the adjusting cylinder and is abutted against the connecting rod, the elastic force of the adapting spring is larger than the resistance when dust is compressed and smaller than the pressure of the connecting rod, and the inner cavity is penetrated and arranged in the bottom end of the adjusting cylinder and penetrates through the pressure plate.
Preferably, the side wall of the adjusting cylinder is provided with a water adding mechanism for spraying dust, the water adding mechanism comprises a water pump, a water pipe, a ring cavity, branch pipes, water distribution pipes, a closed groove, a closed plate, a push rod and a reset spring, the water pump is arranged on the side wall of the adjusting cylinder, the water pipe is communicated with the input end of the water pump and penetrates through the spherical shell to be connected with an external water source, the ring cavity is arranged in the pressure plate, the output end of the water pump is communicated with the ring cavity, the four branch pipes are symmetrically communicated with the ring cavity, the bottom of each branch pipe is uniformly connected with a plurality of water distribution pipes, the closed groove is formed in the pressure plate where the bottom of each group of water distribution pipes is located, the closed plate is in sliding connection with the closed groove, the closed plate is in a corresponding position to close each water distribution pipe, the push rod is in sliding connection with the inside of the pressure plate and is exposed from the outer side of the pressure plate, one end of each push rod is correspondingly and fixedly connected with each closed plate, and the reset spring is sleeved on the outer wall of each push rod.
Preferably, the inside of compression section of thick bamboo is fixed with the mixing mechanism of stirring dust, mixing mechanism includes base, hob, stirring leaf and mating holes the base is fixed in the inside bottom of compression section of thick bamboo, be fixed with the hob on the base, stirring leaf rotate connect in the pressure disk bottom surface, the center department of stirring leaf be equipped with hob complex mating holes, and mating holes and inner chamber intercommunication.
Preferably, the construction waste crushing and screening method specifically comprises the following steps:
s1: switching on an external power supply, starting the crushing mechanism and the dust collection mechanism, throwing the construction waste into the cabinet body through the feed inlet, and crushing the construction waste by the crushing mechanism;
s2: the crushed construction waste automatically falls into the screening mechanism, is screened by the screen, coarser construction waste particles are isolated by the screen and are discharged from the first discharge port, and fine construction waste particles pass through the screen and are discharged from the second discharge port;
s3: dust generated in the crushing and screening processes is sucked into the protection mechanism by the dust suction mechanism for collection;
s4: the dust collection mechanism drives the compression mechanism to work while working, compresses collected dust into blocks, drives the water adding mechanism to spray water mist, and facilitates dust adhesion into blocks while avoiding dust emission.
Compared with the prior art, the application has the advantages that:
1. the dust collection mechanism and the compression mechanism for recovering and compressing the dust are additionally arranged on the traditional construction waste crushing and screening device, so that the dust diffusion is effectively reduced, the dust is prevented from escaping, and the environment around an operation area is polluted; after the dust is recovered, the compression mechanism is driven to move through the power when the dust is recovered, so that regular reciprocating motion is formed, the dust is extruded, and finally a dust block is formed, so that the space occupation and the dust dissipation are reduced.
2. In the process of compressing dust, the water adding mechanism is utilized to generate spray, dust entering the compression cylinder continuously is wetted and bonded with each other, so that dust in air can be quickly settled and gathered, and the wetted dust is extruded by the pressure plate more easily to form a block shape, thereby improving the dust compression efficiency.
Drawings
FIG. 1 is a schematic perspective view of the present application;
FIG. 2 is a schematic view of the overall cut-away structure of the present application;
FIG. 3 is a schematic view of the screening mechanism of the present application;
FIG. 4 is an exploded view of the protective mechanism of the present application;
FIG. 5 is a schematic view of the internal structure of the protection mechanism of the present application;
FIG. 6 is a schematic view of the compression mechanism of the present application in full section;
fig. 7 is an enlarged schematic view of the structure of fig. 6 a according to the present application.
The reference numerals in the figures illustrate:
1. the device comprises a cabinet body, 2, a crushing mechanism, 21, a feed inlet, 22, a crushing roller, 23, a belt pulley, 24, a transmission belt, 3, a screening mechanism, 31, a first discharge port, 32, a screen, 33, a screening wheel, 34, a connecting column, 35, a second discharge port, 4, a protection mechanism, 41, a transmission housing, 42, a conical housing, 43, a spherical housing, 44, a compression cylinder, 45, a discharge door, 46, a filter screen, 47, a squeezing strip, 5, a dust collection mechanism, 51, a motor, 52, a dust collection fan, 53, a support frame, 54, a connecting shaft, 55, a transmission, 56, a curved rod, 57, a sliding connection rod, 6, a compression mechanism, 61, an adjusting tank, 62, a connecting rod, 63, an adjusting cylinder, 64, a pressure plate, 65, a adapting spring, 66, an inner cavity, 7, a water adding mechanism, 71, a water pump, 72, a water passing pipe, 73, an annular cavity, 74, a branch pipe, 75, a water distributing pipe, 76, a closing groove, 77, a closing plate, 78, a push rod, 79, a reset spring, 8, a mixing mechanism, 81, a base, 82, a stirring rod, 83, a spiral blade, a matching hole and a screw.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It is apparent that the described embodiments are only some embodiments of the present application, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present application are within the protection scope of the present application.
As shown in fig. 1-7, a construction waste crushing and screening apparatus comprising:
the dust collection device comprises a cabinet body 1, wherein a protection mechanism 4 for protecting an internal device of the cabinet body 1 is fixedly arranged on one side of the cabinet body 1, a dust collection mechanism 5 for absorbing dust is arranged in the protection mechanism 4, the dust collection mechanism 5 comprises a dust collection fan 52, a connecting shaft 54, a bent rod 56 and a sliding connection rod 57, the dust collection fan 52 is rotatably connected to the inside of the protection mechanism 4, one end of the connecting shaft 54 is fixedly connected with the dust collection fan 52, the other end of the connecting shaft 54 is fixedly connected with the bent rod 56 which is in right-angle connection, and the sliding connection rod 57 is vertically fixed at the end part of the bent rod 56;
the sliding connection rod 57 is slidably connected with a compression mechanism 6 for compacting dust, the compression mechanism 6 comprises an adjusting groove body 61 and a pressure plate 64, the sliding connection rod 57 is slidably connected inside the adjusting groove body 61 which is horizontally arranged, and the pressure plate 64 for pressing dust is slidably connected inside the protection mechanism 4;
the regulating width of the regulating groove 61 is twice the length of the curved bar 56, and the unidirectional movement distance of the pressing plate 64 is also twice the length of the curved bar 56.
In a further embodiment, the dust generated in the cabinet 1 is sucked into the protection mechanism 4 by the suction force generated by the rotation of the dust suction fan 52, the dust suction fan 52 rotates and drives the curved rod 56 and the sliding connection rod 57 to do circular motion through the connecting shaft 54, the sliding connection rod 57 and the adjusting groove body 61 cooperate to enable the whole compression mechanism 6 to slide up and down in the protection mechanism 4 (according to the orientation of fig. 5, the same applies below), when the pressure plate 64 slides upwards, the dust can enter the compression cylinder 44, and when the pressure plate 64 slides downwards, the dust in the compression cylinder 44 is compressed. The whole process forms the complete treatment processes of capturing, recycling, compressing and the like of dust, achieves the purposes of reducing dust dissipation and avoiding pollution to the surrounding environment, reduces the dust volume through compressing the dust, and improves the space utilization rate and the dust treatment efficiency.
Specifically, the crushing mechanism 2 for crushing the construction waste is arranged in the cabinet body 1, the crushing mechanism 2 comprises a feed inlet 21, crushing rollers 22, belt pulleys 23 and a transmission belt 24, the feed inlet 21 is arranged on the top surface of the cabinet body 1, the two crushing rollers 22 are symmetrically and rotationally connected to the inside of the cabinet body 1, the belt pulley 23 is fixed at two end rotating shafts of one of the crushing rollers 22, and the transmission belt 24 is respectively and rotationally connected with the belt pulleys 23.
In a further embodiment, the two crushing rollers 22 rotate relatively to thoroughly crush the construction waste put into the cabinet 1, and the crushed waste particles fall into the screening mechanism 3 below for screening.
Specifically, the below of crushing roller 22 installs the screening mechanism 3 that sieves to the construction waste after the crushing, screening mechanism 3 includes first discharge gate 31, screen cloth 32, screening rim plate 33, spliced pole 34 and second discharge gate 35, first discharge gate 31 is located one side of the cabinet body 1, screen cloth 32 slope install in the cabinet body 1 of crushing roller 22 below, just the low end butt joint of screen cloth 32 in first discharge gate 31, the side symmetry of screen cloth 32 is fixed with four spliced pole 34, every spliced pole 34 fixedly connected with screening rim plate 33, just spliced pole 34 is fixed with screening rim plate 33 eccentric center, wherein the outside of screening rim plate 33 is fixed with belt pulley 23, and the other end of drive belt 24 is rotated with the belt pulley 23 of screening rim plate 33 side respectively and is connected, second discharge gate 35 is located the bottom of the cabinet body 1.
In a further embodiment, the crushing roller 22 rotates to drive the pulleys 23 at two ends of the crushing roller to rotate, the pulleys 23 drive the other group of pulleys 23 to rotate through the transmission belt 24, the reorganizing pulleys 23 drive the screening wheel 33 to rotate, the screening wheel 33 rotates to drive the screen 32 to regularly swing through the connecting column 34 due to the eccentric connection of the connecting column 34 and the screening wheel 33, the building particles falling into the screen 32 are screened, the coarser building garbage particles are isolated by the screen 32 and discharged from the first discharge port 31, and the fine building garbage particles pass through the screen 32 and are discharged from the second discharge port 35. By means of the power provided by the crushing mechanism 2, the screening mechanism 3 and the crushing mechanism 2 synchronously run, regular swing of the screen 32 is realized, high-efficiency screening is carried out on the construction waste particles, and the particles with different thicknesses are rapidly screened.
Specifically, the protection mechanism 4 includes a transmission housing 41, a conical housing 42, a spherical shell 43, a compression cylinder 44, a discharge gate 45, a filter screen 46 and a extrusion strip 47, the transmission housing 41 is fixed on the outer side of the cabinet body 1, the belt pulley 23 and the transmission belt 24 are installed in the transmission housing 41, the conical housing 42 playing a role of converging dust is fixed on one side of the cabinet body 1, the filter screen 46 for screening building rubbish particles and dust is installed between the conical housing 42 and the cabinet body 1, the spherical shell 43 is communicated with the outer end of the conical housing 42, the compression cylinder 44 is communicated with the bottom of the spherical shell 43, the diameter of the spherical shell 43 is larger than the diameter of the compression cylinder 44, the diameter of the pressure plate 64 is equal to the inner diameter of the compression cylinder 44, the pressure plate 64 moves in the spherical shell 43 and the compression cylinder 44, the discharge gate 45 is rotationally connected to the bottom of the compression cylinder 44, the inner wall of the compression cylinder 44 is embedded with four extrusion strips 47 symmetrically, and the extrusion strip 47 is in a smooth transition.
In a further embodiment, the transmission housing 41 is used for separating the space between the transmission housing 41 and the conical housing 42, the pulley 23 and the transmission belt 24 are rotationally connected to the transmission housing 41, and the conical housing 42 is filled with dust, so that the space between the transmission housing 4 and the conical housing 42 cannot be the same, the dust can be better captured by the larger-diameter end of the conical housing 42, the dust capturing rate is improved, the dust moving space can be reduced by the smaller-diameter end of the conical housing 42, and captured dust can be quickly gathered into the spherical housing 42; the filter screen 46 is capable of passing dust of smaller particle diameter and blocking broken construction waste particles of larger diameter from entering the cone-shaped housing 42; the inner diameter of the spherical shell 43 is larger than the inner diameter of the compression cylinder 44, the diameter of the pressure plate 64 is the same as the inner diameter of the compression cylinder 44, when the pressure plate 64 rises into the spherical shell 43, the pressure plate 64 cannot seal the compression cylinder 44, the compression cylinder 44 is communicated with the spherical shell 43, and dust in the spherical shell 43 can be settled into the compression cylinder 44; the mass of the dust collected in the compression cylinder 44 is provided with a threshold value, the discharging door 45 is opened when the dust collected in the compression cylinder 44 reaches the preset threshold value, the compressed dust blocks fall off by means of self gravity or when the next pressure plate 64 descends, and then the discharging door 45 is automatically closed; the squeezing strip 47 is matched with the push rod 78, so that the water adding mechanism 7 can release water to wet dust.
Specifically, the dust collection mechanism 5 further includes a motor 51, a support 53, and a transmission 55, where the motor 51 is fixedly installed in the tapered housing 42, and the output end of the motor 51 is fixedly connected with the dust collection fan 52, the support 53 is fixed in the tapered housing 42, and the connecting shaft 54 penetrates through the support 53 and is rotationally connected with the support 53, and the transmission 55 is installed between the connecting shaft 54 and the curved bar 56.
In a further embodiment, the motor 51 drives the dust suction fan 52 to rotate to generate suction force, dust in the cabinet body 1 is sucked into the conical shell 42, the dust suction fan 52 rotates and drives the curved rod 56 to rotate through the connecting shaft 54, and the rotation speed of the curved rod 56 is reduced by the transmission 55, so that the compression mechanism 6 is driven to slowly move through the sliding rod 57, the amount of the dust accumulated in the compression cylinder 44 once is increased, and the dust compression efficiency is improved; the supporting frame 53 plays a supporting role, and improves the stability of the connecting shaft 54 and the whole dust collection mechanism 5.
Specifically, the compression mechanism 6 further includes a connecting rod 62, an adjusting cylinder 63, an adapting spring 65 and an inner cavity 66, the connecting rod 62 is fixed on the bottom surface of the adjusting groove body 61, the connecting rod 62 is slidably connected to the inside of the adjusting cylinder 63, the adapting spring 65 is installed in the adjusting cylinder 63, the connecting rod 62 abuts against the adapting spring 65, the elastic force of the adapting spring 65 is greater than the resistance when compressing dust and is smaller than the pressure of the connecting rod 62, and the inner cavity 66 is penetrated and arranged in the bottom end of the adjusting cylinder 63 and penetrates through the pressure plate 64.
In a further embodiment, the curved rod 56 drives the sliding rod 57 to perform a circular motion, the motion of the sliding rod 57 can be regarded as a horizontal reciprocating motion and a vertical reciprocating motion with a stroke twice the distance from the central axis of the sliding rod 57 to the central axis of the curved rod 56, the adjusting groove body 61 is slidably connected with the sliding rod 57, the horizontal reciprocating motion of the sliding rod 57 is allowed, that is, the adjusting groove body 61 is not driven to perform a horizontal reciprocating motion, the vertical reciprocating motion drives the connecting rod 62 to perform a vertical motion through the adjusting groove body 61, the connecting rod 62 drives the adjusting cylinder 63 to perform a vertical reciprocating motion, so as to drive the pressure plate 64 to perform a vertical reciprocating motion, and further, the extrusion of dust in the compression cylinder 44 is realized; because the elastic force of the adapting spring 65 is larger than the resistance when compressing dust and smaller than the pressure of the connecting rod 62, the connecting rod 62 and the adjusting cylinder 63 basically keep still in the initial stage of compression, and the stroke of the pressure plate 64 is gradually smaller than the stroke of the adjusting groove body 61 and the connecting rod 62 along with the dust accumulation in the compressing cylinder 44 and the height is increased, so that the connecting rod 62 compresses the adapting spring 65 back to adapt to the stroke change of the pressure plate, thereby counteracting the stroke reduced by the pressure plate 64, and achieving the purpose of stable operation of the device.
Specifically, the side wall of the adjusting cylinder 63 is provided with a water adding mechanism 7 for spraying water to dust, the water adding mechanism 7 comprises a water pump 71, a water pipe 72, an annular cavity 73, branch pipes 74, water distribution pipes 75, a closed groove 76, a closing plate 77, push rods 78 and return springs 79, the water pump 71 is arranged on the side wall of the adjusting cylinder 63, the water pipe 72 is communicated with the input end of the water pump 71 and penetrates through the spherical shell 43 to be connected with an external water source, the annular cavity 73 is arranged in the pressure plate 64, the output end of the water pump 71 is communicated with the annular cavity 73, four branch pipes 74 are symmetrically communicated with the annular cavity 73, the bottom of each branch pipe 74 is uniformly connected with a plurality of water distribution pipes 75, each group of water distribution pipes 75 is provided with a closed groove 76 on the pressure plate 64, the closing plate 77 is connected in the closed groove 76 in a sliding mode, the push rods 78 are connected to the inside the pressure plate 64 in a sliding mode, the push rods 78 are connected with the outer side of the pressure plate 64 in a corresponding position, and one end of each push rod 78 is connected with one end of each push rod 78 in a sleeved mode.
In a further embodiment, the inner wall of the compression cylinder 44 is provided with the extrusion strip 47, the upper end of the extrusion strip 47 is a smooth transitional inclined plane, other positions are vertical planes, when the pressure plate 64 is at the highest position, the internal reset spring 79 is in a natural state, the outer end of the push rod 78 is exposed from the side surface of the pressure plate 64, the sealing plate 77 fixedly connected with the push rod is not provided with a sealing water distribution pipe 75, the water pump 71 introduces an external water source into the annular cavity 73 through the water distribution pipe 72, and then the water distribution pipe 75 distributes water into each water distribution pipe 75 through four branch pipes 74, and the water distribution pipe 75 sprays water into the compression cylinder 44 in the form of water mist to wet dust continuously entering the compression cylinder 44 and bond the dust with each other; when the pressure plate 64 starts to descend, the push rod 78 gradually starts to contact with the extrusion strip 47, along with the descent of the pressure plate 64, the push rod 78 is gradually pushed by the inclined surface of the extrusion strip 47, the push rod 78 compresses the return spring 79 and pushes the sealing plate 77 to slide in the sealing groove 76, the water distribution pipe 75 is gradually plugged until the push rod 78 contacts the vertical plane of the extrusion strip 47, and the water distribution pipe 75 is completely plugged by the sealing plate 77, so that water spraying is stopped. The water adding mechanism 7 not only can enable dust in air to quickly settle and gather, but also the wet dust is more easily extruded by the pressure plate 64 to form a block shape, so that the dust compression efficiency is improved.
Specifically, the mixing mechanism 8 for stirring dust is fixed in the compression cylinder 44, the mixing mechanism 8 includes a base 81, a screw rod 82, a stirring blade 83 and a matching hole 84, the base 81 is fixed at the bottom end of the compression cylinder 44, the screw rod 82 is fixed on the base 81, the stirring blade 83 is rotatably connected to the bottom surface of the pressure plate 64, the matching hole 84 matched with the screw rod 82 is arranged in the center of the stirring blade 83, and the matching hole 84 is communicated with the inner cavity 66.
In a further embodiment, as platen 64 is depressed, screw 82 on base 81 engages with mating hole 84 of stirring blade 83, thereby rotating stirring blade 83, and as platen 64 is lowered, screw 82 is inserted into cavity 66 of adjustment cylinder 63. The rotation of the stirring blades 83 can stir the dust, so that the dust and the moisture are fully combined, the dust is compressed into a more stable block shape by the pressure plate 64, and the rotation number of the stirring blades 83 is gradually reduced along with the increase of the dust height, so that the disturbance to the dust is reduced, and the dust block which is compressed and formed is prevented from being damaged; when the pressure plate 64 moves upwards, the stirring blades 83 rotate reversely, so that the bottom surface of the pressure plate 64 is cleaned, and the bottom surface of the pressure plate 64 is kept clean.
Specifically, the construction waste crushing and screening method specifically comprises the following steps:
s1: switching on an external power supply, starting the crushing mechanism 2 and the dust collection mechanism 5, and throwing the construction waste into the cabinet body 1 through the feed inlet 21, wherein the crushing mechanism 2 is used for crushing;
s2: the crushed construction waste automatically falls into the screening mechanism 3, is screened by the screen 32, coarser construction waste particles are isolated by the screen 32 and discharged from the first discharge port 31, and fine construction waste particles pass through the screen 32 and are discharged from the second discharge port 35;
s3: dust generated in the crushing and screening processes is sucked into the protection mechanism 4 by the dust suction mechanism 5 for collection;
s4: the dust collection mechanism 5 drives the compression mechanism 6 to work while working, compresses collected dust into blocks, drives the water adding mechanism 7 to spray water mist, and facilitates dust adhesion into blocks while avoiding dust emission.
It should be understood that the foregoing examples of the present application are merely illustrative of the present application and not limiting of the embodiments of the present application, and that various other changes and modifications can be made by those skilled in the art based on the above description, and it is not intended to be exhaustive of all of the embodiments, and all obvious changes and modifications that come within the scope of the application are defined by the following claims.
Claims (9)
1. A construction waste crushing and screening device, comprising:
the dust collection device comprises a cabinet body (1), wherein a protection mechanism (4) for protecting an internal device of the cabinet body (1) is fixedly arranged on one side of the cabinet body, a dust collection mechanism (5) for absorbing dust is arranged in the protection mechanism (4), the dust collection mechanism (5) comprises a dust collection fan (52), a connecting shaft (54), a bent rod (56) and a sliding connection rod (57), the dust collection fan (52) is rotationally connected to the inside of the protection mechanism (4), one end of the connecting shaft (54) is fixedly connected with the dust collection fan (52), the other end of the connecting shaft is fixedly connected with the bent rod (56) which is in right-angle connection, and the sliding connection rod (57) is vertically fixed to the end part of the bent rod (56);
the sliding connection rod (57) is connected with a compression mechanism (6) for compacting dust in a sliding manner, the compression mechanism (6) comprises an adjusting groove body (61) and a pressure plate (64), the sliding connection rod (57) is connected inside the adjusting groove body (61) which is horizontally arranged in a sliding manner, and the pressure plate (64) for extruding dust is connected inside the protection mechanism (4) in a sliding manner;
the adjusting width of the adjusting groove body (61) is twice the length of the bent rod (56), and the unidirectional movement distance of the pressure plate (64) is also twice the length of the bent rod (56).
2. The construction waste crushing and screening device according to claim 1, wherein: the utility model discloses a crushing mechanism for crushing building rubbish, including cabinet body (1) internally mounted has crushing mechanism (2) that are used for crushing building rubbish, crushing mechanism (2) include feed inlet (21), crushing roller (22), belt pulley (23) and drive belt (24), feed inlet (21) are located the top surface of cabinet body (1), two crushing roller (22) symmetry rotate connect in the inside of cabinet body (1), belt pulley (23) are fixed in one of them crushing roller (22) both ends pivot department, drive belt (24) respectively with belt pulley (23) rotate to be connected.
3. The construction waste crushing and screening device according to claim 2, wherein: the utility model provides a building rubbish screening mechanism (3) behind crushing roller (22) are installed to the below of crushing roller (22), screening mechanism (3) are including first discharge gate (31), screen cloth (32), screening rim plate (33), spliced pole (34) and second discharge gate (35), first discharge gate (31) are located one side of the cabinet body (1), screen cloth (32) slope install in cabinet body (1) of crushing roller (22) below, just the low end butt joint of screen cloth (32) in first discharge gate (31), the side symmetry of screen cloth (32) is fixed with four spliced pole (34), every spliced pole (34) fixedly connected with screening rim plate (33), just spliced pole (34) are fixed with screening rim plate (33) are eccentric, wherein the outside of screening rim plate (33) is fixed with belt pulley (23), and the other end of drive belt (24) rotate with belt pulley (23) of rim plate (33) side and be connected, second discharge gate (35) are located bottom of the cabinet body (1).
4. A construction waste crushing and screening device according to claim 3, characterized in that: the protection mechanism (4) comprises a transmission shell (41), a conical shell (42), a spherical shell (43), a compression cylinder (44), a discharging door (45), a filter screen (46) and a pressing strip (47), wherein the transmission shell (41) is fixed on the outer side of the cabinet body (1), the belt pulley (23) and the transmission belt (24) are arranged in the transmission shell (41), the conical shell (42) playing the role of collecting dust is fixed on one side of the cabinet body (1), the filter screen (46) for screening building rubbish particles and dust is arranged between the conical shell (42) and the cabinet body (1), the spherical shell (43) is communicated with the outer end of the conical shell (42), the compression cylinder (44) is communicated with the bottom of the spherical shell (43), the diameter of the spherical shell (43) is larger than that of the compression cylinder (44), the diameter of the spherical shell (64) is equal to the inner diameter of a pressing disc of the compression cylinder (44), the spherical shell (43) and the spherical shell (44) are symmetrically connected with the pressing strip (44) in a rotary manner, and the upper end of the extrusion strip (47) is a smooth transition inclined plane.
5. The construction waste crushing and screening device according to claim 4, wherein: the dust collection mechanism (5) further comprises a motor (51), a support frame (53) and a speed changer (55), wherein the motor (51) is fixedly installed inside the conical shell (42), the output end of the motor (51) is fixedly connected with the dust collection fan (52), the support frame (53) is fixed inside the conical shell (42), the connecting shaft (54) penetrates through the support frame (53) and is in rotary connection with the support frame, and the speed changer (55) is installed between the connecting shaft (54) and the curved rod (56).
6. The construction waste crushing and screening device according to claim 4, wherein: the compression mechanism (6) further comprises a connecting rod (62), an adjusting cylinder (63), an adapting spring (65) and an inner cavity (66), wherein the connecting rod (62) is fixed on the bottom surface of the adjusting groove body (61), the connecting rod (62) is slidably connected to the inside of the adjusting cylinder (63), the adapting spring (65) is mounted in the inside of the adjusting cylinder (63), the connecting rod (62) is abutted against the adapting spring (65), the elastic force of the adapting spring (65) is larger than the resistance when dust is compressed and smaller than the pressure of the connecting rod (62), and the inner cavity (66) is penetrated and arranged in the bottom end of the adjusting cylinder (63) and penetrates through the pressure plate (64).
7. The construction waste crushing and screening device according to claim 6, wherein: the side wall of the adjusting cylinder (63) is provided with a water adding mechanism (7) for spraying dust, the water adding mechanism (7) comprises a water pump (71), a water passing pipe (72), a circular cavity (73), branch pipes (74), water distribution pipes (75), a closed groove (76), a sealing plate (77), push rods (78) and a return spring (79), the water pump (71) is arranged on the side wall of the adjusting cylinder (63), the water passing pipe (72) is communicated with the input end of the water pump (71), the water passing pipe penetrates through the spherical shell (43) and is connected with an external water source, the circular cavity (73) is arranged in the pressure plate (64), the output end of the water pump (71) is communicated with the circular cavity (73), the four branch pipes (74) are symmetrically communicated with the circular cavity (73), the bottom of each branch pipe (74) is uniformly connected with a plurality of the water distribution pipes (75), the closed groove (76) is arranged on the pressure plate (77) at the bottom end of each group of the water distribution pipe (75), the pressure plate (77) is connected with the sealing plate (77) in a sliding mode, the pressure plate (77) is connected with the sealing plate (76) in a sliding mode, the sealing plate (77) is correspondingly exposed out of the sealing plate (64) from the inner side of the sealing plate (64), and one end of each push rod (78) is correspondingly and fixedly connected with each sealing plate (77), and the reset spring (79) is sleeved on the outer wall of each push rod (78).
8. The construction waste crushing and screening device according to claim 4, wherein: the inside of compression section of thick bamboo (44) is fixed with mixing mechanism (8) of stirring dust, mixing mechanism (8) include base (81), hob (82), stirring leaf (83) and mating holes (84) base (81) are fixed in the inside bottom of compression section of thick bamboo (44), be fixed with hob (82) on base (81), stirring leaf (83) rotate connect in pressure disk (64) bottom surface, the center department of stirring leaf (83) be equipped with hob (82) complex mating holes (84), and mating holes (84) and inner chamber (66) intercommunication.
9. The construction waste crushing and screening method according to claims 1-8, wherein: the method specifically comprises the following steps:
s1: switching on an external power supply, starting the crushing mechanism (2) and the dust collection mechanism (5), throwing the construction waste into the cabinet body (1) through the feeding hole (21), and crushing the crushing mechanism (2);
s2: the crushed construction waste automatically falls into the screening mechanism (3), is screened by the screen (32), coarser construction waste particles are isolated by the screen (32) and discharged from the first discharge port (31), and fine construction waste particles pass through the screen (32) and are discharged from the second discharge port (35);
s3: dust generated in the crushing and screening processes is sucked into the protection mechanism (4) by the dust suction mechanism (5) for collection;
s4: the dust collection mechanism (5) drives the compression mechanism (6) to work while working, compresses collected dust into blocks, and drives the water adding mechanism (7) to spray water mist, so that dust is convenient to adhere into blocks while dust is prevented from flying.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311387491.5A CN117225523A (en) | 2023-10-25 | 2023-10-25 | Construction waste crushing and screening device and method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311387491.5A CN117225523A (en) | 2023-10-25 | 2023-10-25 | Construction waste crushing and screening device and method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117225523A true CN117225523A (en) | 2023-12-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311387491.5A Withdrawn CN117225523A (en) | 2023-10-25 | 2023-10-25 | Construction waste crushing and screening device and method thereof |
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| Country | Link |
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| CN (1) | CN117225523A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119259165A (en) * | 2024-10-11 | 2025-01-07 | 苏州市建筑材料再生资源利用有限公司 | A construction recycled brick-concrete aggregate crushing equipment |
-
2023
- 2023-10-25 CN CN202311387491.5A patent/CN117225523A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119259165A (en) * | 2024-10-11 | 2025-01-07 | 苏州市建筑材料再生资源利用有限公司 | A construction recycled brick-concrete aggregate crushing equipment |
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Application publication date: 20231215 |