CN210546199U - Tower type screening machine - Google Patents

Abstract

The utility model discloses a tower screening machine, which comprises a frame, the inside upper end open-ended screening section of thick bamboo that sets up of frame, the articulated and upper end of screening section of thick bamboo bottom is around the axis gyration of frame, the top fixed mounting feeder hopper of frame, the bottom export of feeder hopper corresponds with the upper end opening of screening section of thick bamboo, screening section of thick bamboo is inside to set up N level spiral sieve along the axis array, N is greater than or equal to 1, and the mesh number of lower floor's spiral sieve is greater than the upper strata, and lower floor's spiral sieve below parallel arrangement division board, the lateral wall lower extreme of screening section of thick bamboo sets up the discharge gate respectively with the position that spiral sieve and division board bottom correspond, and this tower screening machine can effectively restrain the effect of centrifugal force to the material, promotes the utilization ratio of screen cloth, guarantees the screening effect.

Description

Tower type screening machine

Technical Field

The utility model relates to a screening machine technical field specifically is a tower screening machine.

Background

The difficulty of the transportation and treatment process is increased due to the complexity of the components of the domestic garbage and the construction garbage, if the garbage can be screened before the garbage is treated, the difficulty of the transportation and treatment of the garbage can be effectively reduced, but the production area of the garbage is mostly in the residential area, so the noise problem of the screening machine is considered in the design of the garbage screening equipment, the traditional screening equipment mainly comprises a box-type vibrating screen, the single equipment has small treatment capacity, high energy consumption and high noise, the invention patent with the patent publication number of CN 106040569A discloses a spiral tower type screening machine, the rotation of a screening cylinder drives objects to be screened under the action of an internal spiral screen, so as to replace the vibration by the rotation, the energy consumption and the noise of the equipment are effectively reduced, but in the use process of the product, the bottom discharge port is limited by the space, so that the screening can only be simply screened, can not classify rubbish as required, a screening section of thick bamboo is when rotatory moreover, and inside material receives centrifugal force effect, piles up to screening section of thick bamboo inner wall one side, causes the screen cloth surface fretwork that is close to the axis position, reduces screen cloth utilization ratio, and the material that piles up easily causes the insufficient problem of screening.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a tower screening machine, can effectively restrain centrifugal force to the effect of material, promote the utilization ratio of screen cloth, guarantee the screening effect, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a tower-type screening machine comprises a frame, wherein a screening cylinder with an opening at the upper end is arranged in the frame, the bottom end of the screening cylinder is hinged, the upper end of the screening cylinder rotates around the axis of the frame, a feeding hopper is fixedly installed at the top of the frame, and an outlet at the bottom of the feeding hopper corresponds to the opening at the upper end of the screening cylinder;

the screening drum is characterized in that N stages of spiral sieve plates are arranged in the screening drum along an axis array, N is larger than or equal to 1, the mesh number of the lower spiral sieve plates is larger than that of the upper spiral sieve plates, partition plates are arranged below the lowest spiral sieve plates in parallel, and discharge ports are respectively arranged at the positions, corresponding to the spiral sieve plates and the bottom ends of the partition plates, of the lower end of the side wall of the screening drum.

As an optimal technical scheme of the utility model, the upper end fixed mounting slip ring of a screening section of thick bamboo, the outside slidable mounting eccentric ring of slip ring, the eccentric ring includes fixed inner ring and the outer ring of arranging of disalignment, the inner ring with the installation is rotated with the frame to the outer ring, the spherical surface that the contact surface of inner ring and slip ring agrees with each other is, through the rotation of eccentric ring, drives the axis revolution of inner ring along the outer loop, and inner ring and slip ring can rotate relatively this moment to the upper end that drives a screening section of thick bamboo revolves around the axis of frame.

As the utility model discloses a preferred technical scheme, the eccentric ring outside sets up the ring gear, the inside power portion that sets up of frame, the output shaft tip of power portion sets up the gear with the outside ring gear meshing of eccentric ring, through the power input of power portion, through the power transmission of gear ring gear, drives the eccentric ring rotation.

As an optimal technical scheme of the utility model, screening section of thick bamboo axis rigidity sets up the center pin, spiral sieve and division board all with center pin fixed mounting, the bottom of center pin bottom through spherical hinge and frame is articulated.

As a preferred technical scheme of the utility model, the outer wall of screening section of thick bamboo is the emission and arranges the elasticity rope, the other end and the frame fixed connection of elasticity rope carry out the position restriction to the screening section of thick bamboo through the elasticity rope, avoid the screening section of thick bamboo to take place the rotation at revolution in-process, help guaranteeing that the position of screening section of thick bamboo lower extreme discharge gate is located specific range, the collection of the screening back material of being convenient for.

Compared with the prior art, the beneficial effects of the utility model are that: this tower screening machine adopts the articulated and top revolution screening section of thick bamboo in bottom to sieve rubbish, replace vibrations with the rotation equally, effectively reduce energy consumption and noise, be convenient for sieve rubbish in rubbish place of production, and inside spiral sieve effectively increases screening area, help promoting the screening effect, promote the handling capacity, and adopt and sway and replace rotatoryly, make bottom discharge mouth not receive the space restriction, make inside can arrange multistage spiral sieve according to the demand, realize the classification of material, and adopt and sway and replace the rotation, show the effect that reduces centrifugal force to the material, make the material can pave spiral sieve, avoid piling up, guarantee the screening effect.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a sectional view of the present invention;

FIG. 3 is an assembly view of the sieving cylinder of the present invention;

fig. 4 is a schematic view of the eccentric ring of the present invention.

In the figure: 1 frame, 101 elastic rope, 102 feed hopper, 103 eccentric ring, 2 screening cylinder, 201 spiral screen plate, 202 separation plate, 203 discharge port, 204 sliding ring, 3 power part.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a tower-type screening machine comprises a frame 1, wherein a screening cylinder 2 with an opening at the upper end is arranged in the frame 1, the bottom end of the screening cylinder 2 is hinged, the upper end of the screening cylinder 2 rotates around the axis of the frame 1, a feed hopper 102 is fixedly arranged at the top of the frame 1, and an outlet at the bottom of the feed hopper 102 corresponds to the opening at the upper end of the screening cylinder 2;

the screening cylinder 2 is internally provided with N stages of spiral screen plates 201 along an axis array, N is more than or equal to 1, the mesh number of the spiral screen plates 201 on the lower layer is larger than that on the upper layer, the partition plates 202 are arranged below the spiral screen plates 201 on the lowest layer in parallel, and discharge holes 203 are respectively arranged at the lower ends of the side walls of the screening cylinder 2 and the positions corresponding to the bottom ends of the spiral screen plates 201 and the partition plates 202.

During the design, the axis of a screening section of thick bamboo 2 is 5-10 with the axis contained angle of frame 1, and too big can cause to rock the dynamics too big, has the accumulational problem of material equally, and can cause area to increase, and the undersize then can cause the material to be difficult to the problem of tiling spiral sieve 201, causes spiral sieve 201 utilization ratio not high.

The upper end fixed mounting slip ring 204 of a screening section of thick bamboo 2, the outside slidable mounting eccentric ring 103 of slip ring 204, eccentric ring 103 includes the inner ring and the outer loop that the disalignment was fixed to be arranged, inner ring and outer loop and frame 1 rotate the installation, the contact surface of inner ring and slip ring 204 is the spherical face that agrees with each other, through the rotation of eccentric ring 103, drive the axis revolution of inner ring along the outer loop, inner ring and slip ring 204 can rotate relatively this moment to the upper end of a driving screening section of thick bamboo 2 revolves around the axis of frame 1.

Through the spherical design of the contact surface of the sliding ring 204 and the inner ring, the sliding ring and the inner ring can rotate relative to each other in different axes during rotation.

The gear ring is arranged outside the eccentric ring 103, the power part 3 is arranged inside the frame 1, the end part of the output shaft of the power part 3 is provided with a gear meshed with the gear ring outside the eccentric ring 103, and the eccentric ring 103 is driven to rotate by the power input of the power part 3 and the power transmission of the gear ring.

The power part 3 preferably selects a motor, and drives the output shaft gear to rotate and the eccentric ring 103 to rotate through the rotation speed adjustment and power transmission of the gear box.

The axial position of the screening cylinder 2 is fixedly provided with a central shaft, the spiral screen plate 201 and the separation plate 202 are fixedly arranged with the central shaft, and the bottom of the central shaft is hinged with the bottom of the frame 1 through a spherical hinge.

The outer wall of screening section of thick bamboo 2 is the elasticity rope 101 of the emission form arrangement, and the other end and the frame 1 fixed connection of elasticity rope 101 carry out position restriction to screening section of thick bamboo 2 through elasticity rope 101, avoid screening section of thick bamboo 2 to take place the rotation at revolution in-process, help guaranteeing that the position of 2 lower extreme discharge gates 203 of screening section of thick bamboo is located specific range, the collection of the material of the screening back of being convenient for.

When in use: garbage is thrown into the feeding hopper 102 through a lifting device, so that the garbage enters the sieving barrel 2, the power part 3 provides power output, the eccentric ring 103 is driven to rotate through transmission of the transmission device, the inner ring revolves relative to the axis of the outer ring, the upper end of the sieving barrel 2 revolves along with the inner ring at the moment, the lower end of the sieving barrel 2 cannot rotate under the limitation of the spherical hinge, the garbage slides downwards along the spiral sieve plate 201 under the action of gravity when shaking the sieving barrel 2, and is sieved in the sliding process until the finest particles are accepted by the partition plate 202, the garbage of different grades is discharged from the discharge port 203 corresponding to the bottom, and when the garbage sorting device is actually used, an elastic pipe or a hose can be arranged at the discharge port 203, one end of the garbage shakes along with the sieving barrel 2, the other end of the garbage is fixed with the collecting device, and collection of the sieved materials is facilitated.

In operation, the elastic rope 101 that the array was arranged produces the elastic force through deformation, restraines screening section of thick bamboo 2 and produces the rotation to guarantee that discharge gate 203 is in less specific area all the time, the installation of the discharging pipe of being convenient for.

The utility model discloses a screening section of thick bamboo 2 of articulated and top revolution in bottom sieves rubbish, replace vibrations with the rotation equally, effectively reduce energy consumption and noise, be convenient for sieve rubbish in rubbish place of production, and inside spiral sieve 201 effectively increases screening area, help promoting the screening effect, promote the handling capacity, and adopt and sway and replace rotatoryly, make bottom discharge mouth 203 not receive the space restriction, make inside can arrange multistage spiral sieve 201 according to the demand, realize the classification of material, and adopt and sway and replace rotatoryly, it reduces the effect of centrifugal force to the material to show, make the material can pave spiral sieve 201, avoid piling up, guarantee the screening effect.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a tower screening machine, includes frame (1), its characterized in that: a screening cylinder (2) with an opening at the upper end is arranged in the rack (1), the bottom end of the screening cylinder (2) is hinged, the upper end of the screening cylinder rotates around the axis of the rack (1), a feed hopper (102) is fixedly installed at the top of the rack (1), and an outlet at the bottom of the feed hopper (102) corresponds to the opening at the upper end of the screening cylinder (2);

the screening drum (2) is internally provided with N stages of spiral screen plates (201) along an axis array, N is larger than or equal to 1, the mesh number of the spiral screen plates (201) on the lower layer is larger than that of the spiral screen plates on the upper layer, the partition plates (202) are arranged below the spiral screen plates (201) on the lowest layer in parallel, and discharge holes (203) are respectively formed in the positions, corresponding to the bottom ends of the spiral screen plates (201) and the partition plates (202), of the lower end of the side wall of the screening drum (2).

2. The tower screen grader according to claim 1, wherein: the screening cylinder is characterized in that a sliding ring (204) is fixedly mounted at the upper end of the screening cylinder (2), an eccentric ring (103) is slidably mounted outside the sliding ring (204), the eccentric ring (103) comprises an inner ring and an outer ring which are fixedly arranged in a non-coaxial mode, the inner ring and the outer ring are rotatably mounted with the frame (1), and contact surfaces of the inner ring and the sliding ring (204) are spherical surfaces which are mutually matched.

3. The tower screen grader according to claim 2, wherein: the gear-type power transmission mechanism is characterized in that a gear ring is arranged outside the eccentric ring (103), a power part (3) is arranged inside the rack (1), and a gear meshed with the gear ring outside the eccentric ring (103) is arranged at the end part of an output shaft of the power part (3).

4. The tower screen grader according to claim 1, wherein: the axial line position of the screening cylinder (2) is fixedly provided with a central shaft, the spiral screen plate (201) and the separation plate (202) are fixedly installed on the central shaft, and the bottom of the central shaft is hinged with the bottom of the rack (1) through a spherical hinge.

5. The tower screen grader according to any one of claims 1-4, wherein: the outer wall of the screening drum (2) is provided with elastic ropes (101) in a radial shape, and the other ends of the elastic ropes (101) are fixedly connected with the rack (1).

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