CN111974664A

CN111974664A - Anti-blocking self-cleaning type drum screening machine

Info

Publication number: CN111974664A
Application number: CN202010804955.8A
Authority: CN
Inventors: 杨志强; 周厚勇; 张文涛
Original assignee: BAODING CITY FANGZHENG MACHINERY FACTORY
Current assignee: BAODING CITY FANGZHENG MACHINERY FACTORY
Priority date: 2020-08-12
Filing date: 2020-08-12
Publication date: 2020-11-24

Abstract

The invention discloses a sieve core, which comprises supporting legs, a screen underflow discharging hopper, a rack, a driving device, a sieve core, a rapid feeding conveyor, a beater, a sweeper and a screen overflow collecting hopper, wherein the rack is obliquely arranged and connected to the supporting legs; the screen underflow thing goes out the hopper and connects in the frame, and the beater passes through the frame roof beam to be fixed to the frame, and the sweeper is installed on the inboard side of sieve core external fixation frame. The invention has the advantages of ingenious conception and compact structure, integrates cleaning and flapping operations, realizes the self-cleaning operation of the sieve core in the garbage disposal process, avoids the problem of rapid bonding and blockage, improves the garbage sorting efficiency, reduces the environmental pollution and improves the working environment of workers.

Description

Anti-blocking self-cleaning type drum screening machine

Technical Field

The invention relates to the field of garbage sorting and treating equipment, in particular to an anti-blocking self-cleaning type roller screening machine.

Background

The effective separation of the domestic garbage mixed is a key in the garbage recycling technology, and the drum screen is a screening device with strong practicability. After the materials enter the drum screen, the materials on the screen surface are overturned and rolled due to the inclination and rotation of the drum device, so that qualified materials (undersize products) are discharged through the screen on the excircle of the drum, and unqualified materials (oversize products) are discharged through the tail end of the drum. Because material type, do difference such as wet, size, upset in the cylinder, the roll in-process, it blocks up the sieve mesh to cohere easily very much, and long-time not clear up aggravation the deterioration of condition again, forms vicious circle, and then leads to the complete jam of sieve mesh, makes the unable normal work of drum sieve. The traditional processing method is as follows: manually shoveled or washed by water. The manual shoveling is time-consuming and labor-consuming, the cleaning condition is not good, and the subsequent use can be quickly bonded and blocked; and although the high-pressure water washing is clean, secondary pollution is caused to water resources, and the water resource-deficient area is not suitable for use. The workman intensity of labour is big, water resource secondary pollution, consequently awaits urgent need to develop one kind and prevents stifled self-cleaning formula drum screening machine, improves rubbish separation efficiency, reduces environmental pollution, improves workman's operation environment.

Disclosure of Invention

The invention aims to provide an anti-blocking self-cleaning type drum screening machine, which solves the problem that a screen mesh of a screening machine in the prior art is easy to be stuck and blocked.

In order to solve the technical problems, the invention adopts the following technical scheme:

the invention discloses an anti-blocking self-cleaning type drum screening machine which comprises supporting legs, an undersize discharge hopper, a rack, a driving device, a screen core, a rapid feeding conveyor, a beater, a sweeper and an oversize collection hopper, wherein the rack is obliquely connected to the supporting legs, the rapid feeding conveyor and the oversize collection hopper are respectively arranged at the high end and the low end of the rack, the driving device is arranged on the rack and positioned at the left end and the right end of the rack, the screen core is arranged on a central bin body of the rack, the two ends of the screen core are connected to supporting rollers, and the driving device drives the screen core to make rotary motion through the supporting rollers; the screen underflow discharging hopper is connected to the rack and is positioned below the screen core; the beater is fixed to the frame through the frame beam and is located above the screen core, and the sweeper is installed on the inner side of the screen core outer fixing frame and is located on the left side or the right side of the screen core.

Furthermore, one side of the rack is provided with a folding platform and a ladder stand, the folding platform is connected to the side face of the rack through a rotating shaft and an inclined support, and the top end of the ladder stand is detachably connected to one side of the folding platform.

Still further, the rapid feeding conveyor is positioned at the feeding end of the screen core, and the rapid feeding conveyor is connected to the frame through a lower support leg and a general support; the oversize material collecting hopper is positioned at the discharge end of the screen core, and the oversize material collecting hopper is connected to the rack through a support frame in an axial discharge mode.

The flapping device comprises flapping strips, a connecting shaft and a flapping motor, wherein the flapping strips are uniformly distributed on the connecting shaft in a circumferential manner, and one end of the connecting shaft is flexibly connected with an output shaft of the flapping motor through a first connecting assembly; the connecting shafts are arranged into sectional type, two adjacent connecting shafts are assembled together through a second connecting assembly, and the connecting shafts are connected to the frame through a plurality of supporting seats and located right above the screen core.

Still further, first connecting element includes first ring flange, second ring flange, connecting plate and U-shaped connecting plate, first ring flange pass through the axle head connecting piece with the connecting axle links together, the second ring flange pass through the screw thread with the output shaft of patting the motor links together, first ring flange with locking when the connecting plate passes through bolt assembly and connects the one end of U-shaped connecting plate, the second ring flange with locking when the connecting plate passes through bolt assembly and connects the other end of U-shaped connecting plate.

Still further, second coupling assembling includes U type draw-in groove spare and connection plug-in components, U type draw-in groove spare all designs for the ring flange structure with connection plug-in components, U type draw-in groove spare and connection plug-in components pass through bolt assembly and connect two the tip of connecting axle, connection plug-in components are embedded into back through bolt assembly location, every in the U type draw-in groove spare second coupling assembling department is provided with one the supporting seat.

Still further, pat the strip including location section and flexible section, the location section with the outer peripheral face of connecting axle links together, the flexible section passes through the bolt or the chucking spare is connected the free end of location section.

Still further, the sweeper comprises a central shaft and bristles, the bristles are mounted on the outer peripheral surface of the central shaft, and two ends of the central shaft are connected to the rack through a telescopic upper support and a lower support for positioning; the upper bracket is connected with the positioning ring on the rack in a hanging mode through a spring, the upper bracket is connected with the central shaft through a pin, one end of the lower bracket is fixed on the rack, the other end of the lower bracket is provided with a U-shaped positioning groove, and the end portion of the central shaft is embedded into the U-shaped positioning groove.

Still further, a scraper for cutting is arranged on the central shaft.

Compared with the prior art, the invention has the beneficial technical effects that:

the invention relates to an anti-blocking self-cleaning type drum screening machine which comprises supporting legs, a screen underflow discharge hopper, a rack, a driving device, a screen core, a rapid feeding conveyor, a beater, a sweeper and a screen overflow collecting hopper, wherein the rack is fixedly connected with the screen underflow discharge hopper; when the garbage separation device works, garbage is conveyed into the screen core external fixing frame through the quick feeding conveyor, the driving device drives the screen core to rotate to realize the garbage separation, the garbage with smaller particle diameter enters the screen underflow discharging hopper, and the garbage with larger particle diameter enters the screen overflow collecting hopper; the design through beater and sweeper has realized that stifled self-cleaning of preventing of equipment, wherein, the beater is in rotatory under the drive of beating the motor, beat the strip and constantly hit and beat on the sieve core, prevent that wet rubbish from pasting on the sieve core, simultaneously, scraper on the sweeper can strike off the residue above, through the automatic output of screen underflow thing play hopper that drops of action of gravity. In general, the invention has ingenious conception and compact structure, integrates cleaning and flapping operations, realizes the self-cleaning operation of the sieve core in the garbage disposal process, avoids the problem of rapid bonding and blockage, improves the garbage sorting efficiency, reduces the environmental pollution and improves the working environment of workers. Compared with the high-pressure water washing in the prior art, the water-saving washing machine saves water resources, avoids secondary pollution and greatly lightens the labor intensity of workers.

Drawings

The invention is further illustrated in the following description with reference to the drawings.

FIG. 1 is a principal view of the anti-clogging self-cleaning roller sifter of the present invention;

FIG. 2 is a left side view of the anti-blocking self-cleaning drum screen machine of the present invention;

FIG. 3 is a schematic view of a beater according to the present invention;

FIG. 4 is an enlarged view of the position A of FIG. 3 according to the present invention;

FIG. 5 is an enlarged view of the position B of FIG. 3 according to the present invention;

FIG. 6 is a schematic view of the sweeper mounting structure of the present invention;

description of reference numerals: 1. a support leg; 2. a screen underflow discharge hopper; 3. a frame; 4. a drive device; 5. a frame beam; 6. a screen core external fixing frame; 7. a screen core; 8. a rapid feeding conveyor;

9. a beater; 901. beating strips; 902. a connecting shaft; 903. beating a motor; 904. a connecting assembly 904, a support base; 905. a first flange plate; 906. a U-shaped connecting plate; 907. a second flange plate; 908. a connecting plate; 909. a shaft end connecting piece; 910. a U-shaped slot member; 911. connecting the plug-in;

10. a sweeper; 1001. a central shaft; 1002. brushing; 1003. an upper bracket; 1004. a spring; 1005. a lower bracket;

11. and an oversize collecting hopper.

Detailed Description

As shown in fig. 1-6, an anti-blocking self-cleaning drum screening machine includes a support leg 1, a screen underflow discharge hopper 2, a frame 3, a driving device 4, a screen core 7, a fast feeding conveyor 8, a beater 9, a sweeper 10 and a screen overflow collecting hopper 11, wherein the frame 3 is connected to the support leg 1 in an inclined manner, the fast feeding conveyor 8 and the screen overflow collecting hopper 11 are respectively arranged at the high and low ends of the frame 3, the driving device 4 is mounted on the frame 3 and located at the left and right ends of the frame 3, the screen core 7 is mounted on a central bin of the frame 3, the central bin is located at the inner side of a screen core outer fixing frame 6 and rotates synchronously with the screen core 7, two ends of the screen core 7 are connected to support rollers, and the driving device 4 drives the screen core 7 to rotate through the support rollers; the undersize discharge hopper 2 is connected to the frame 3 and is positioned below the screen core 7; beater 9 is fixed to frame 3 through frame roof beam 5 and is located the top of core 7, sweeper 10 is installed on the inboard edge of core external fixation frame 6 and is located the left side or the right side of core 7. Specifically, the screen underflow thing goes out hopper 2 and adopts the concatenation form to hoist to frame 3 through bolt assembly, and the attached corrosion resistant plate in surface avoids binding of rust hopper surface material and piles up.

In this embodiment, the screen core 7 is a drum screening device, and the drum screening device specifically adopts a dual-drive variable-frequency speed-regulating drum screen in the prior art, and the dual-drive variable-frequency speed-regulating drum screen achieves the function of screening the garbage through the rotation of the bin body and the rolling of the garbage. The screen adopts a customized rhombic anti-blocking screen, and the middle part of the screen is reinforced by a plurality of reinforced cores; 7 skeletons of sieve core adopt subregion welded fastening, and when local screen cloth is damaged, the locking fastening bolt of accessible quick dismantlement, repair the screen cloth and adopt the mode that the clamp plate is fixed, realize quick maintenance, avoid hindering production. Through the screening of cylinder screening plant, the less rubbish of granule diameter falls through screen underflow thing play hopper 2, has realized the first grade classification of rubbish, and the great rubbish of granule diameter falls on oversize thing collection hopper 11 through the discharge end.

Wherein, quick material loading conveyer 8 accepts the material rubbish on the preorder band conveyer and provides the material rubbish for the subsequence simultaneously, and quick material loading conveyer 8 passes through bolted component and connects the material side of the income of frame 1. During quick feeding conveyor 8's discharge end extended to sieve core 7, quick feeding conveyor 8's conveying speed was ordinary conveyer's twice, had greatly reduced the piling up of having avoided the material with material thickness like this, also provides power for the throwing thing of subsequence material, screening work simultaneously.

Specifically, one side of frame 3 is provided with folding platform and cat ladder, folding platform is connected to through pivot and bearing diagonal on the side of frame 3, the top detachable of cat ladder is connected folding platform's one side, folding platform and cat ladder's setting makes things convenient for maintenance personal to maintain and maintain equipment.

The quick feeding conveyor 8 is positioned at the feeding end of the screen core 7, and the quick feeding conveyor 8 is connected to the frame 3 through a lower supporting leg 1 and a general bracket; oversize collects hopper 11 and is located the discharge end of sieve core 7, oversize collects hopper 11 and adopts the mode of axial ejection of compact to be connected to on the frame 3 through the support frame.

Specifically, as shown in fig. 3-5, the beater 9 includes beating strips 901, a connecting shaft 902 and a beating motor 903, the beating strips 901 are circumferentially and uniformly distributed on the connecting shaft 902, and one end of the connecting shaft 902 is flexibly connected with an output shaft of the beating motor 903 through a first connecting assembly; the connecting shafts 902 are provided in a sectional type, two adjacent connecting shafts 902 are assembled together by a second connecting assembly, and the connecting shafts 902 are connected to the frame 3 by a plurality of supporting seats 904 and located right above the screen core 7. In this embodiment, the connecting shaft 902 is divided into three parts, and a circular flange is welded to the end of each connecting shaft section, so that the connecting shafts can be connected with each other conveniently. During operation, the flapping motor 903 is started to rotate through driving the connecting shaft 902 and the flapping strips 901 arranged on the connecting shaft, and the problem of bonding and blocking of garbage materials is reduced through flapping the screen core 7. The connecting shafts are in sectional type, the interchangeability is good, the weight of a single connecting shaft is light, the connecting shafts are connected by adopting bolt assemblies, and the mounting and dismounting are convenient and fast.

As shown in fig. 4, the first connecting assembly includes a first flange 905, a second flange 907, a connecting plate 908, and a U-shaped connecting plate 906, the first flange 905 is connected to the connecting shaft 902 through an axial end connector 909, the second flange 907 is connected to the output shaft of the beater motor 903 through a screw thread, the first flange 905 and the connecting plate 908 are connected through a bolt assembly to lock one end of the U-shaped connecting plate 906, and the second flange 907 and the connecting plate 908 are connected through a bolt assembly to lock the other end of the U-shaped connecting plate 906. This U-shaped connecting plate 906's design has realized patting the flexible connection between motor and the connecting axle, avoids local decentration to cause the harm.

As shown in fig. 5, the second connecting assembly includes a U-shaped card slot 910 and a connecting plug 911, the U-shaped card slot 910 and the connecting plug 911 are both designed to be flange structures, the U-shaped card slot 910 and the connecting plug 911 are connected to the ends of the two connecting shafts 902 through bolt assemblies, the connecting plug 911 is embedded into the U-shaped card slot 910 and then positioned through bolt assemblies, and one supporting seat 904 is disposed at each second connecting assembly. This connection mode is for dismantling coupling mechanism, and simple to operate is swift.

Specifically, the flapping strip 901 comprises a positioning section and a flexible section, the positioning section is connected with the outer peripheral surface of the connecting shaft 902, and the flexible section is connected with the free end of the positioning section through a bolt or a clamping member. The beating strip 901 can specifically adopt a wear-resistant rubber strip, the length is adjustable, the beating strip can be quickly disassembled and replaced, and a counter weight can be added on the beating strip 901 for part of special materials, so that the beating effect is enhanced.

As shown in fig. 6, the cleaner 10 includes a central shaft 1001 and bristles 1002, the bristles 1002 are mounted on the outer peripheral surface of the central shaft 1001, and both ends of the central shaft 1001 are connected to the frame 3 through an extendable upper holder 1003 and a positioning lower holder 1005; the upper bracket 1003 is hung on the positioning ring on the rack 3 through a spring 1004, the upper bracket 1003 is connected with the central shaft 1001 through a pin, one end of the lower bracket 1005 is fixed on the rack 3, the other end of the lower bracket 1005 is provided with a U-shaped positioning groove, and the end part of the central shaft 1001 is embedded into the U-shaped positioning groove. Specifically, sweeper 10 adopts the gyration brush form, and during brush hair 1002 inserted the mesh of core screen 7, effectively avoided the material in the mesh to cohere and blockked up, because of the gyration brush inserts screen cloth and clamp plate in turn simultaneously, for increase of service life, upper bracket 1003 and spring 1004 make up into elastic construction, can realize automatic distance, have avoided the rigid contact of brush hair with core screen 7.

In addition, be provided with the scraper of cutting usefulness on center pin 1001, confirm the position and the quantity that increase the scraper as required, specific scraper adopts the sickle formula scraper, and the knife face is downward, makes it produce the scraping effect to the winding, reaches the winding and is cut off or lean on the purpose that self gravity dropped.

In addition, the positions of the two sides of the frame 3, which are close to the beater 9 and the sweeper 10, are provided with safety protection baffles, so that sundries on the beater 9 and the sweeper 10 are prevented from splashing to relevant maintenance personnel due to the action of centrifugal force, safety is guaranteed, meanwhile, the baffles adopt a quick and flexible hinged limiting pin mode, and the maintenance of the relevant personnel is greatly facilitated.

The working process of the invention is as follows:

firstly, garbage materials are conveyed into a screen core 7 through a quick feeding conveyor 8, driving devices 4 on two sides are in transmission connection with the screen core, the driving devices 4 are started to drive the screen core 7 and the garbage materials inside to rotate, under the action of centrifugal force, the garbage with smaller particle diameter falls down through a screen underflow discharging hopper 2, primary classification of the garbage is realized, and the garbage with larger particle diameter falls onto an screen underflow collecting hopper 11 through a discharging end; the brush hair on sweeper 10 inserts in the mesh of sieve core 7 in the screening process, has effectively avoided the material in the sieve mesh to cohere the jam, and the scraper that the periphery is fixed can cut off animal and plant hair, silk thread etc. produces the scraping effect to the winding, reaches the winding and is cut off or leans on self gravity to drop. Beating strip 901 is under the drive of beating motor 903, and incessantly rotation is patted on sieve core 7, does benefit to the separation of rubbish material, and further alleviates the emergence of material bonding phenomenon.

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solutions of the present invention can be made by those skilled in the art without departing from the spirit of the present invention, and the technical solutions of the present invention are within the scope of the present invention defined by the claims.

Claims

1. The utility model provides a prevent stifled self-cleaning formula cylinder screening machine which characterized in that: the screen core cleaning machine comprises supporting legs (1), undersize discharge hoppers (2), a rack (3), a driving device (4), a screen core (7), a rapid feeding conveyor (8), a beater (9), a sweeper (10) and oversize collection hoppers (11), wherein the rack (3) is obliquely arranged and connected to the supporting legs (1), the rapid feeding conveyor (8) and the oversize collection hoppers (11) are respectively arranged at the high end and the low end of the rack (3), the driving device (4) is arranged on the rack (3) and is positioned at the left end and the right end of the rack (3), the screen core (7) is arranged on a central bin body of the rack (3), the two ends of the screen core (7) are connected to supporting rollers, and the driving device (4) drives the screen core (7) to make rotary motion through the supporting rollers;

the undersize discharge hopper (2) is connected to the rack (3) and is positioned below the screen core (7); beater (9) are fixed to frame (3) through frame roof beam (5) and are located the top of sieve core (7), sweeper (10) are installed and are located on the inboard edge of sieve core external fixation frame (6) the left side or the right side of sieve core (7).

2. The anti-blocking self-cleaning drum screen machine according to claim 1, characterized in that: one side of the rack (3) is provided with a folding platform and a ladder stand, the folding platform is connected to the side face of the rack through a rotating shaft and an inclined support, and the top end of the ladder stand is detachably connected to one side of the folding platform.

3. The anti-blocking self-cleaning drum screen machine according to claim 1, characterized in that: the rapid feeding conveyor (8) is positioned at the feeding end of the sieve core (7), and the rapid feeding conveyor (8) is connected to the frame (3) through a lower supporting leg and a general support; oversize collects hopper (11) and is located sieve core (7) discharge end, oversize collects hopper (11) and adopts the mode of axial ejection of compact to be connected to on frame (3) through the support frame.

4. The anti-blocking self-cleaning drum screen machine according to claim 1, characterized in that: the flapping device (9) comprises flapping strips (901), a connecting shaft (902) and a flapping motor (903), wherein a plurality of flapping strips (901) are uniformly distributed on the connecting shaft (902) in a circumferential manner, and one end of the connecting shaft (902) is flexibly connected with an output shaft of the flapping motor (903) through a first connecting assembly; the connecting shafts (902) are arranged in a sectional mode, two adjacent connecting shafts (902) are assembled together through a second connecting assembly, and the connecting shafts (902) are connected to the frame (3) through a plurality of supporting seats (904) and located right above the screen cores (7).

5. The anti-blocking self-cleaning drum screen machine according to claim 4, characterized in that: the first connecting assembly comprises a first flange plate (905), a second flange plate (907), a connecting plate (908) and a U-shaped connecting plate (906), the first flange plate (905) is connected with the connecting shaft (902) through a shaft end connecting piece (909), the second flange plate (907) is connected with an output shaft of the flapping motor (903) through threads, one end of the U-shaped connecting plate (906) is locked when the first flange plate (905) is connected with the connecting plate (908) through a bolt assembly, and the other end of the U-shaped connecting plate (906) is locked when the second flange plate (907) is connected with the connecting plate (908) through a bolt assembly.

6. The anti-blocking self-cleaning drum screen machine according to claim 4, characterized in that: second coupling assembling includes U type draw-in groove spare (910) and connection plug-in components (911), U type draw-in groove spare (910) all designs for the ring flange structure with connection plug-in components (911), U type draw-in groove spare (910) and connection plug-in components (911) are connected two through bolt assembly the tip of connecting axle (902), it imbeds to connect plug-in components (911) pass through bolt assembly location in U type draw-in groove spare (910) the back, every second coupling assembling department is provided with one supporting seat (904).

7. The anti-blocking self-cleaning drum screen machine according to claim 4, characterized in that: the flapping strips (901) comprise a positioning section and a flexible section, the positioning section is connected with the outer peripheral surface of the connecting shaft (902), and the flexible section is connected with the free end of the positioning section through a bolt or a clamping piece.

8. The anti-blocking self-cleaning drum screen machine according to claim 1, characterized in that: the sweeper (10) comprises a central shaft (1001) and bristles (1002), wherein the bristles (1002) are installed on the outer peripheral surface of the central shaft (1001), and two ends of the central shaft (1001) are connected to the rack (3) through a telescopic upper support (1003) and a lower support (1005) for positioning; the upper support (1003) is connected with the positioning ring on the rack (3) in a hanging mode through a spring (1004), the upper support (1003) is connected with the central shaft (1001) through a pin, one end of the lower support (1005) is fixed to the rack (3), the other end of the lower support (1005) is provided with a U-shaped positioning groove, and the end portion of the central shaft (1001) is embedded into the U-shaped positioning groove.

9. The anti-blocking self-cleaning drum screen machine according to claim 1, characterized in that: a scraper for cutting is arranged on the central shaft (1001).