CN114950937A - Shaftless drum screen for screening waste incineration slag - Google Patents
Shaftless drum screen for screening waste incineration slag Download PDFInfo
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- CN114950937A CN114950937A CN202210574680.2A CN202210574680A CN114950937A CN 114950937 A CN114950937 A CN 114950937A CN 202210574680 A CN202210574680 A CN 202210574680A CN 114950937 A CN114950937 A CN 114950937A
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- iron
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- slag
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/18—Drum screens
- B07B1/22—Revolving drums
- B07B1/24—Revolving drums with fixed or moving interior agitators
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C1/00—Magnetic separation
- B03C1/02—Magnetic separation acting directly on the substance being separated
- B03C1/30—Combinations with other devices, not otherwise provided for
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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- Combined Means For Separation Of Solids (AREA)
Abstract
The utility model provides a waste incinerator sediment screening is with shaftless drum sieve, includes the drum sieve body, still is provided with on the drum sieve body and dials material deironing mechanism, dials material deironing mechanism and includes the rotary drum and scrape the iron notch, the rotary drum rotates along the axial and sets up in the sieve section of thick bamboo of drum sieve body, is equipped with a plurality of magnetism that are used for choosing sieve section of thick bamboo bottom slag on the periphery of rotary drum and chooses the plectrum, scrapes the iron notch setting and chooses on the rotation route of plectrum at magnetism, and the magnetism chooses the plectrum to rotate the in-process along with the rotary drum. The rotation of the rotary drum drives the magnetic picking and shifting piece to rotate, so that the magnetic picking and shifting piece is in contact with the slag at the bottom of the roller screen and absorbs iron slag in the slag, and the slag in the roller screen drum can be separated from iron in the screening process. When the magnetic stirring sheet rotates, an upward stirring effect is generated on the slag at the bottom of the screen drum, so that the accumulated slag is stirred, and the screening efficiency of the drum screen is increased.
Description
Technical Field
The invention relates to the technical field of slag sieving, in particular to a shaftless drum sieve for sieving waste incineration slag.
Background
In the process of preparing sand from slag, the slag needs to be sieved, the conventional relatively common sieving equipment comprises a drum sieve and a linear vibrating sieve, the drum sieve comprises a shaftless drum sieve and a shaft-containing drum sieve, and the conventional shaftless drum sieve cannot remove iron from the slag in a drum during sieving.
Disclosure of Invention
The invention aims to solve the problem that the slag in a roller cannot be deironized when the conventional shaftless roller screen screens the slag, and provides a shaftless roller screen for screening the waste incineration slag.
In order to solve the technical problems, the invention adopts the technical scheme that: the utility model provides a waste incinerator sediment screening is with shaftless drum sieve, includes the drum sieve body, still is provided with on the drum sieve body and dials material deironing mechanism, dials material deironing mechanism and includes the rotary drum and scrape the iron groove, the rotary drum rotates along the axial and sets up in the sieve section of thick bamboo of drum sieve body, is equipped with a plurality of magnetism that are used for choosing sieve section of thick bamboo bottom slag on the periphery of rotary drum and chooses the plectrum, scrapes the iron groove setting and chooses on the rotation route of plectrum at magnetism, and magnetism chooses the plectrum to rotate the in-process along with the rotary drum, can with scrape the contact of iron groove, makes magnetism choose the plectrum on the adsorbed iron thing shift to scrape the iron inslot.
As a further optimization of the shaftless drum screen for screening the waste incineration slag, the two ends of the drum screen body are respectively provided with a frame, the rotating cylinder is erected between the two frames through rotating rods at the two ends, and one rotating rod is in transmission connection with a direct current motor fixed on the frame.
As a further optimization of the shaftless drum screen for screening the waste incineration slag, the magnetic picking and poking sheets are fixed on the circumferential surface of the rotating cylinder, the two racks are respectively provided with a limiting rod, two ends of the iron scraping groove are slidably arranged on the two limiting rods in a penetrating manner, and an elastic part is connected between the iron scraping groove and the racks.
As a further optimization of the shaftless drum screen for screening the waste incineration slag, the limiting rod is obliquely arranged on the rack, and the iron scraping groove can slide along the axial direction of the limiting rod.
As a further optimization of the shaftless drum screen for screening the waste incineration slag, the magnetic picking and poking sheets are slidably arranged on the circumferential surface of the rotating cylinder in a penetrating manner, the iron scraping groove fixing frame is arranged between the two racks, the end parts of the magnetic picking and poking sheets positioned in the rotating cylinder are connected through the synchronizing rod, and the rotating cylinder is internally provided with a driving assembly for driving the synchronizing rod to reciprocate.
As a further optimization of the shaftless rotary screen for screening the waste incineration slag, the shaftless rotary screen is characterized in that two positioning rods extending along the radial line direction of the rotary drum are arranged on the inner wall of the rotary drum, the synchronous rods are arranged on the two positioning rods in a sliding mode along the axial line direction of the positioning rods, the driving assembly is an electric telescopic rod, and the electric telescopic rod is arranged between the synchronous rods and the rotary drum.
As a further optimization of the shaftless drum screen for screening the waste incineration slag, the driving assembly comprises a stepping motor and a lead screw, the stepping motor is arranged in the rotating cylinder, one end of the lead screw is connected with an output shaft of the stepping motor, two ends of the synchronizing rod are attached to the inner wall of the rotating cylinder to slide, and the synchronizing rod is arranged on the lead screw in a rotating mode.
As a further optimization of the shaftless drum screen for screening the waste incineration slag, the driving component comprises a balancing weight and springs, the sliding end of the synchronizing rod is provided with the balancing weight, and a plurality of springs are arranged between the balancing weight and the inner wall of the corresponding rotating cylinder.
As a further optimization of the shaftless drum screen for screening the waste incineration slag, the magnetic picking and poking piece is composed of a picking and poking piece body and a magnet piece arranged inside or outside the picking and poking piece body.
As a further optimization of the shaftless rotary screen for screening the waste incineration slag, the picking piece body is made of elastic plastics, and the side face of the picking piece body, which can be in contact with the iron scraping groove, is provided with the magnet piece.
The invention has the following beneficial effects:
firstly, the rotation of a rotating cylinder drives a magnetic picking and poking sheet to rotate, so that the magnetic picking and poking sheet is in contact with the slag at the bottom of a roller screen and sucks iron slag in the slag, and the slag in the roller screen cylinder can be separated from iron in the screening process;
when the magnetic pick-and-place pieces rotate, an upward pick-and-place effect is generated on slag at the bottom of the screen drum, so that the accumulated slag is turned over, and the screening efficiency of the drum screen is increased.
Drawings
FIG. 1 is a schematic view of a drum screen according to example 1;
FIG. 2 is a schematic view showing the internal structure of a trommel according to example 1;
FIG. 3 is a schematic view showing the structure of the inside of the trommel according to embodiment 2;
FIG. 4 is a schematic view of the inside structure of the trommel of embodiment 3;
FIG. 5 is a schematic view showing the structure of the inside of a trommel according to example 4;
FIG. 6 is a schematic structural view of a magnetic pick-up sheet;
FIG. 7 is a schematic side view of the iron scraping groove;
reference numerals: 1. trommel body, 2, a section of thick bamboo rotates, 201, bull stick, 301, scrape the iron notch, 302, gag lever post, 303, elastic component, 304, electric telescopic handle, 305, synchronizing bar, 306, lead screw, 307, motor, 308, spring, 309, balancing weight, 310, locating lever, 4, frame, 5, magnetism pick the plectrum, 501, magnet piece, 6, direct current motor.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Example 1
Referring to fig. 1-2, a shaftless drum screen for screening waste incineration slag comprises a drum screen body 1, and a material stirring and deironing mechanism is further arranged on the drum screen body 1. The specific structure of the drum screen body 1 is the same as that of a drum screen with the Saiwang brand model number 820 in the existing equipment.
Dial material deironing mechanism and include frame 4, rotating cylinder 2, scrape iron groove 301 and DC motor 6, frame 4 has two and sets up respectively on the support body at 1 both ends of drum sieve body, and rotating cylinder 2 rotates through the bull stick 201 at both ends and sets up between two frames 4 to through being connected with DC motor 6 transmission, make rotating cylinder 2 rotate along the axial and set up in the sieve section of thick bamboo of drum sieve body 1. A plurality of magnetic picking and poking sheets 5 used for picking and poking slag at the bottom of the screen drum are fixedly arranged on the circumferential surface of the rotating drum 2, the iron scraping groove 301 is arranged on a rotating path of the magnetic picking and poking sheets 5 through the rack 4, and the magnetic picking and poking sheets 5 can be in sliding contact with the iron scraping groove 301 in the rotating process along with the rotating drum 2, so that iron objects adsorbed on the magnetic picking and poking sheets 5 are transferred into the iron scraping groove 301.
The rotating cylinder 2 which rotates along the self axial direction is arranged in the screen cylinder of the drum screen body 1, the circumferential side of the rotating cylinder 2 is provided with a plurality of magnetic picking and poking sheets 5, when the rotating cylinder 2 rotates, the magnetic picking and poking sheets 5 can rotate along with the rotating cylinder 2, the magnetic picking and poking sheets 5 are contacted with slag at the bottom of the screen cylinder in the rotating process, iron slag in the slag is adsorbed by the magnetic force of the magnetic picking and poking sheets 5, an iron scraping groove 301 is arranged on the rotating path of the magnetic picking and poking sheets 5, when the magnetic picking and poking sheets 5 rotate to the iron scraping groove 301, the magnetic picking and poking sheets 5 are contacted with the iron scraping groove 301, so that the iron object adsorbed on the magnetic picking and poking sheets 5 is transferred into the iron scraping groove 301, and finally the iron object is transferred out of the drum screen cylinder through the iron scraping groove 301, thereby solving the problem that the shaftless drum screen cylinder can not carry out iron separation on the slag of the drum screen cylinder, and when the magnetic picking and poking sheets 5 rotate, the upward picking and upward poking effect can also be generated on the slag at the bottom of the screen cylinder, the piled slag is turned over, and the sieving efficiency of the drum sieve is improved.
The invention mainly solves the problem that a shaftless rotary screen in the prior art does not have an iron removal function, slag needs to be screened in the process of producing sand from the slag, the conventional common screening equipment comprises a rotary screen and a linear vibrating screen, the rotary screen comprises a shaftless rotary screen and a shaft rotary screen, and the conventional shaftless rotary screen cannot remove iron from the slag in a rotary drum during screening. Through be equipped with in the screen drum at drum screen body 1 along self axial pivoted rotating cylinder 2, it chooses plectrum 5 to be equipped with magnetism on rotating cylinder 2, can drive magnetism when rotating cylinder 2 pivoted choose plectrum 5 to being in screen drum bottom slag contact, choose the magnetic force of plectrum 5 self through magnetism and adsorb the iron slag thing in the slag, and in pivoted with the epaxial iron groove 301 contact of scraping of rotation route, the iron slag of choosing plectrum 5 at the in-process magnetism of contact can move to and scrape in the iron groove 301, the slag is discharged through scraping iron groove 301 at last, it can not carry out the iron separation problem to the slag of drum screen drum to have solved current shaftless drum screen, and can also make screen drum bottom slag upwards dial when magnetism chooses plectrum 5 pivoted, make accumulational slag stir, increase drum screen's sieving efficiency.
As shown in fig. 6, the magnetic pick-up 5 includes a pick-up body and a magnet piece 501 provided inside or outside the pick-up body. Because the magnet piece 501 is arranged in the picking piece body, the magnetic picking piece 5 can suck away the iron in the slag when the magnetic picking piece is contacted with the slag.
The pick piece body is elastic plastic material, and the pick piece body can be provided with magnet piece 501 with the side of scraping iron groove 301 contact. The magnetic picking and poking piece 5 can be in contact with the iron scraping groove 301 on the rotating path when rotating, because the picking and poking piece body is made of elastic plastic, when the rotating pressure of the rotating cylinder 2 is transmitted to the magnetic picking and poking piece 5, the magnetic picking and poking piece 5 can be bent, so that the magnetic picking and poking piece 5 can bend and slide over the iron scraping groove 301, in the sliding process, the rotating surface of the magnetic picking and poking piece 5 is rubbed with the iron scraping groove 301, and iron objects adsorbed on the rotating surface of the magnetic picking and poking piece 5 can be scraped and rubbed off and transferred to the iron scraping groove 301.
Because scrape indisputable thing that iron groove 301 can only be chosen on the rotating surface of plectrum 5 to magnetism and scrape off, so place magnet piece 501 in the rotating surface of picking the plectrum body, only make the rotating surface of picking the plectrum body have magnetism, magnet piece 501 can choose for use soft magnet, also can use the magnet piece, but can not influence magnetism and choose the plectrum 5 crooked.
The tip that plectrum 5 was chosen to magnetism can not take place the contact with the inner wall of drum sieve, and the length of the plectrum 5 is chosen in magnetism weak point in the interval between the inner wall of rotary drum 2 and drum sieve, prevents that 5 tip of plectrum are chosen to magnetism for a long time and the inner wall frictional contact of drum sieve, leads to the inner wall wearing and tearing that 5 tip of plectrum and drum sieve were chosen to magnetism.
The direct current motor 6 is in transmission connection with the rotating rod 201 by adopting the existing transmission connection technology, such as belt transmission connection and chain wheel transmission connection, or the output shaft of the direct current motor 6 can be directly connected with the rotating rod 201.
All be equipped with gag lever post 302 on two frames 4, scrape iron notch 301 both ends and slide and wear to establish on two gag lever posts 302, and scrape and be connected with elastic component 303 between iron notch 301 and the frame 4.
Because magnetism is chosen plectrum 5 and is fixed the setting on the periphery of rotating barrel 2, choose plectrum 5 to follow rotating barrel 2 and rotate to scraping iron groove 301 department when magnetism, magnetism is chosen plectrum 5 and is scraped the groove edge contact of iron groove 301, rotate 2 pivoted pressures of barrel, when transmitting magnetism and choosing plectrum 5, can make magnetism choose plectrum 5 crooked, thereby make magnetism choose plectrum 5 crooked scrape iron groove 301, the slag of absorption is exactly stayed the entering in scraping iron groove 301 at gliding process.
Through set up gag lever post 302 on two frames 4, scrape iron groove 301 both ends and slide and wear to establish on two gag lever posts 302, set up an elastic component 303 again between scraping iron groove 301 and frame 4, make and scrape iron groove 301 and can slide from top to bottom along gag lever post 302 at the in-process of atress to the pressure of the stirring piece 5 is chosen to the buffering magnetism, chooses stirring piece 5 to carry out certain protection to the magnetism.
The limiting rod 302 is obliquely arranged on the frame 4, and the iron scraping groove 301 can slide along the axial direction of the limiting rod 302. The incline direction of gag lever post 302 corresponds the direction of rotation of scraping iron groove 301, and the incline end of gag lever post 302 is close to with a rotation section of thick bamboo 2, the benefit that sets up like this lies in scraping iron groove 301 when from the top downward slip, scrape iron groove 301 and can slowly follow the position that is close to a rotation section of thick bamboo 2 and remove to the distant place, when magnetism chooses plectrum 5 to push down and scrapes iron groove 301 gliding time, scrape iron groove 301 and can follow gag lever post 302 inclined sliding, make the position of scraping iron groove 301 slide towards the position of roller screen section of thick bamboo inner wall, make magnetism choose plectrum 5 and slide the in-process bending range of scraping iron groove 301 and diminish, choose plectrum 5 to carry out the protection of at the in-process that does not influence to scrape away iron matter, strengthen its life.
As shown in fig. 7, the iron scraping groove 301 has a trapezoidal groove cross section. Trapezoidal long end is for scraping the opening of iron groove 301 recess, and the groove depth of scraping iron groove 301 needs some deeply, mainly in order to prevent to scrape iron groove 301 when upwards sliding, kick-backs and produces the vibration and lead to the iron thing of inslot to shake out.
Because the frame body of the drum screen is arranged in an inclined manner, when the iron scraping groove 301 is erected on the frame 4, the iron scraping groove also inclines, so that iron objects in the iron scraping groove 301 can be easily discharged.
Example 2
As shown in fig. 3, most of the structures of the drum screen of this embodiment are the same as those of embodiment 1, except that the magnetic picking and poking piece 5 is slidably disposed on the circumferential surface of the rotating cylinder 2, the iron scraping groove 301 is fixed between the two frames 4, the ends of the magnetic picking and poking piece 5 located in the rotating cylinder 2 are connected by a synchronizing rod 305, and a driving assembly for driving the synchronizing rod 305 to reciprocate is disposed in the rotating cylinder 2.
The synchronous rod 305 is controlled to move by the driving component, so that all the magnetic picking and poking sheets 5 are driven to slide into or slide out of the rotating cylinder 2, when the magnetic picking and poking sheets 5 overturn slag at the bottom of the screen cylinder, the driving component enables the magnetic picking and poking sheets 5 to slide out of the rotating cylinder 2, when the magnetic picking and poking sheets 5 are in contact with the iron scraping groove 301, the magnetic picking and poking sheets 5 retract into the rotating cylinder 2 through the driving component, the magnetic picking and poking sheets 5 are in sliding contact with the iron scraping groove 301 in the retracting process, iron objects on the magnetic picking and poking sheets 5 are left on the iron scraping groove 301, when the magnetic picking and poking sheets 5 are in contact with the iron scraping groove 301, all the magnetic picking and poking sheets 5 are controlled to slide into the rotating cylinder 2 through the driving component, the problem that the magnetic picking and poking sheets 5 are seriously bent due to pressure is greatly avoided, and the effect of protecting the magnetic picking and poking sheets 5 is achieved, prevent the magnetic pick-up 5 from being largely bent for a long time to cause shape distortion.
Two positioning rods 310 extending along the radial direction of the rotating cylinder 2 are arranged on the inner wall of the rotating cylinder 2, a synchronizing rod 305 is arranged on the two positioning rods 310 in a sliding manner along the axial direction of the positioning rods 310, a driving assembly is an electric telescopic rod 304, and the electric telescopic rod 304 is arranged between the synchronizing rod 305 and the rotating cylinder 2.
Control the synchronizing rod 305 through electric telescopic handle 304 and remove to drive magnetism and choose plectrum 5 synchronous slip-in or the inside of roll-off section of thick bamboo 2, prevent that magnetism from choosing plectrum 5 atress crooked serious, lead to magnetism to choose plectrum 5 to warp, the locating lever 310 of rotating in the section of thick bamboo 2 makes synchronizing rod 305 remain stable when reciprocating motion.
Example 3
As shown in fig. 4, most of the structure of the trommel of this embodiment is the same as that of embodiment 2, except that the driving assembly includes a stepping motor 307 and a lead screw 306, the stepping motor 307 is disposed in the rotating cylinder 2, one end of the lead screw 306 is connected to an output shaft of the stepping motor 307, two ends of the synchronizing rod 305 are in contact with and slide on the inner wall of the rotating cylinder 2, and the synchronizing rod 305 is rotatably disposed on the lead screw 306.
Drive assembly in this embodiment adopts step motor 307 and lead screw 306, establish at lead screw 306 through revolving synchronizing bar 305, when step motor 307 drove lead screw 306 pivoted, lead screw 306 and synchronizing bar 305 screw motion, it reciprocates to drive synchronizing bar 305, control all magnetism and choose plectrum 5 and slide in or the inside that the section of thick bamboo 2 is rotated in the roll-off, the both ends of synchronizing bar 305 slide with the inner wall laminating of rotating a section of thick bamboo 2, can prevent that lead screw 306 from driving synchronizing bar 305 to rotate when the pivoted, prevent that magnetism from choosing plectrum 5 to twist reverse the damage.
Example 4
Referring to fig. 5, most of the structure of the drum screen of this embodiment is the same as that of embodiment 2, except that the driving assembly includes a weight 306 and a spring 308, the sliding end of the synchronization rod 305 is provided with the weight 306, and a plurality of springs 308 are disposed between the weight 306 and the inner wall of the corresponding rotating cylinder 2.
The drive assembly of this implementation adopts balancing weight 306 and spring 308, the gravity control synchronizing bar 305 through balancing weight 306 slides, choose plectrum 5 to rotate when the top is faced when magnetism, receive the influence of gravity, balancing weight 306 can drive synchronizing bar 305 and move down, thereby make magnetism choose the body of the part of plectrum 5 slide in and rotate a section of thick bamboo 2 inside, balancing weight 306 and rotate and be equipped with spring 308 between 2 inner walls of a section of thick bamboo, spring 308 can restrict the position that moves down of balancing weight 306, only make the limited slide in of the part body of the magnetism choosing plectrum 5 rotate a section of thick bamboo 2 inside, reduce magnetism and choose plectrum 5 and scrape the body of the portion of iron groove 301, also can reduce magnetism simultaneously and choose the crooked range of plectrum 5, and this embodiment has broken away from the mode of electric control and has avoided the installation of power part.
The use process comprises the following steps: the drum screen normally rotates, slag to be screened enters the drum screen from a feed inlet of the drum screen, the slag turns over along with the drum screen, the direct current motor 6 is started, the rotating cylinder 2 is controlled to rotate through the rotating rod 201, the rotating cylinder 2 drives the magnetic picking poking sheet 5 to rotate to contact the slag at the bottom of the drum screen, because the magnetic picking poking sheet 5 has magnetism, the magnetic picking poking sheet 5 can absorb iron objects in the slag in the rotating process, an iron scraping groove 301 is arranged on a rotating path of the magnetic picking poking sheet 5, when the magnetic picking poking sheet 5 rotates to the iron scraping groove 301, the magnetic picking poking sheet 5 is in sliding contact with the iron scraping groove 301 to transfer the iron objects on the magnetic picking poking sheet 5 into the iron scraping groove 301, the iron objects finally move out of the drum screen through the iron scraping groove 301, and the magnetic picking poking sheet 5 plays a role in poking the slag at the bottom of the drum screen in the rotating process, the stacked slag pile is turned, so that the drum screening efficiency is improved.
The direct current motor 6, the electric telescopic rod 304 and the stepping motor 307 which are selected by the equipment all adopt the existing electric devices, the direct current motor 6, the electric telescopic rod 304 and the stepping motor 307 are all connected with an external power supply through an external controller, and the connection technology all adopts the prior art.
The foregoing description has described specific embodiments of the present invention. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes or modifications may be made by those skilled in the art within the scope of the appended claims without departing from the spirit of the invention.
Claims (10)
1. The utility model provides a waste incinerator sediment screening is with shaftless drum sieve, includes drum sieve body (1), its characterized in that: still be provided with on drum sieve body (1) and dial material deironing mechanism, dial material deironing mechanism and include rotating cylinder (2) and scrape iron groove (301), rotating cylinder (2) along the axial rotate the setting in the sieve section of thick bamboo of drum sieve body (1), be equipped with on the periphery of rotating cylinder (2) a plurality of magnetism that are used for choosing sieve section of thick bamboo bottom slag and choose plectrum (5), scrape iron groove (301) and set up on the rotation route that the plectrum (5) was chosen to magnetism, magnetism chooses plectrum (5) to rotate the in-process along with rotating cylinder (2), can with scrape iron groove (301) contact, make magnetism choose the iron thing that adsorbs on plectrum (5) to shift to scraping in iron groove (301).
2. The shaftless rotary screen for screening the waste incineration slag according to claim 1, wherein: the two ends of the drum screen body (1) are respectively provided with a rack (4), the rotating drum (2) is erected between the two racks (4) through rotating rods (201) at the two ends, and one rotating rod (201) is in transmission connection with a direct current motor (6) fixed on the racks (4).
3. The shaftless drum screen for screening the waste incineration slag according to claim 2, wherein: the magnetic picking and shifting piece (5) is fixed on the circumferential surface of the rotating cylinder (2), limiting rods (302) are arranged on the two racks (4), the two ends of the iron scraping groove (301) are slidably arranged on the two limiting rods (302), and an elastic part (303) is connected between the iron scraping groove (301) and the racks (4).
4. The shaftless rotary screen for screening the waste incineration slag according to claim 3, wherein: the limiting rod (302) is obliquely arranged on the rack (4), and the iron scraping groove (301) can slide along the axial direction of the limiting rod (302).
5. The shaftless drum screen for screening the waste incineration slag according to claim 2, wherein: magnetism is chosen plectrum (5) and is slided to wear to establish on the periphery of rotating section of thick bamboo (2), scrapes iron groove (301) mount and establishes between two frames (4), and the magnetism that is located rotating section of thick bamboo (2) is chosen plectrum (5) tip and all is connected through synchronizing bar (305), is equipped with drive synchronizing bar (305) reciprocating motion's drive assembly in rotating section of thick bamboo (2).
6. The shaftless drum screen for screening the waste incineration slag according to claim 5, wherein: the inner wall of the rotating cylinder (2) is provided with two positioning rods (310) extending along the radial line direction of the rotating cylinder (2), the synchronizing rod (305) is arranged on the two positioning rods (310) in a sliding mode along the axial line direction of the positioning rods (310), the driving assembly is an electric telescopic rod (304), and the electric telescopic rod (304) is arranged between the synchronizing rod (305) and the rotating cylinder (2).
7. The shaftless drum screen for screening the waste incineration slag according to claim 5, wherein: the driving assembly comprises a stepping motor (307) and a lead screw (306), the stepping motor (307) is arranged in the rotating cylinder (2), one end of the lead screw (306) is connected with an output shaft of the stepping motor (307), two ends of the synchronizing rod (305) are attached to and slide on the inner wall of the rotating cylinder (2), and the synchronizing rod (305) is arranged on the lead screw (306) in a rotating mode.
8. The shaftless drum screen for screening the waste incineration slag according to claim 5, wherein: the driving assembly comprises a balancing weight (309) and springs (308), the balancing weight (309) is arranged at the sliding end of the synchronizing rod (305), and a plurality of springs (308) are arranged between the balancing weight (309) and the inner wall of the corresponding rotating cylinder (2).
9. The shaftless drum screen for screening waste incineration slag according to any one of claims 1 to 8, wherein: the magnetic picking piece (5) is composed of a picking piece body and a magnet piece (501) arranged inside or outside the picking piece body.
10. The shaftless drum screen for screening the waste incineration slag according to claim 9, wherein: the pick piece body is elastic plastic material, and the pick piece body can be provided with magnet piece (501) with the side of scraping iron groove (301) contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210574680.2A CN114950937B (en) | 2022-05-24 | 2022-05-24 | Shaftless drum screen for screening garbage incinerator slag |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210574680.2A CN114950937B (en) | 2022-05-24 | 2022-05-24 | Shaftless drum screen for screening garbage incinerator slag |
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| CN114950937A true CN114950937A (en) | 2022-08-30 |
| CN114950937B CN114950937B (en) | 2023-08-15 |
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| CN202210574680.2A Active CN114950937B (en) | 2022-05-24 | 2022-05-24 | Shaftless drum screen for screening garbage incinerator slag |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115638417A (en) * | 2022-11-12 | 2023-01-24 | 江苏品德环保科技有限公司 | Pretreatment device before incineration of household garbage |
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| JP2003010724A (en) * | 2001-06-28 | 2003-01-14 | Nisshin Steel Co Ltd | Device for removing iron from slag |
| CN109847927A (en) * | 2019-01-19 | 2019-06-07 | 广东绿润环境管理有限公司 | A kind of waste incineration slag screening separation equipment |
| JP3221828U (en) * | 2019-04-10 | 2019-06-20 | 株式会社セイホー | Magnetic force sorting apparatus and foreign matter sorting system |
| CN211755959U (en) * | 2020-03-20 | 2020-10-27 | 海诺尔环保产业股份有限公司 | Garbage incinerator slag screening separator |
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|---|---|---|---|---|
| JP2003010724A (en) * | 2001-06-28 | 2003-01-14 | Nisshin Steel Co Ltd | Device for removing iron from slag |
| CN109847927A (en) * | 2019-01-19 | 2019-06-07 | 广东绿润环境管理有限公司 | A kind of waste incineration slag screening separation equipment |
| JP3221828U (en) * | 2019-04-10 | 2019-06-20 | 株式会社セイホー | Magnetic force sorting apparatus and foreign matter sorting system |
| CN211755959U (en) * | 2020-03-20 | 2020-10-27 | 海诺尔环保产业股份有限公司 | Garbage incinerator slag screening separator |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115638417A (en) * | 2022-11-12 | 2023-01-24 | 江苏品德环保科技有限公司 | Pretreatment device before incineration of household garbage |
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| CN114950937B (en) | 2023-08-15 |
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