CN222568430U - Suspension type density screening plant - Google Patents

Abstract

The utility model discloses a suspension type density screening device which comprises a frame, wherein a dust box is fixed at the upper end of the frame, a windmill swinging bed is arranged in the frame, a guide pipe is fixed at the upper end of the windmill swinging bed and is communicated with the dust box, two symmetrical connecting rods are respectively connected at the front end and the rear end of the windmill swinging bed in a rotating way, one end of each connecting rod is rotationally connected with the windmill swinging bed, the other end of each first motor is rotationally connected with the frame, a light material outlet is fixed at the left end of the windmill swinging bed, a heavy material outlet is fixed at the right end of the windmill swinging bed, wind power is generated through fan blades and exhaust is carried out through a through hole at the upper end of a ventilation hole and a wind guide strip, lighter materials are discharged from the light material outlet, the windmill swinging bed is driven by a second motor and two connecting rods, the heavier materials at the upper end of the windmill swinging bed are overturned and gradually move towards the heavy material outlet and are discharged through the heavy material outlet, and the light material screening is realized, and noise is reduced.

Description

Suspension type density screening plant

Technical Field

The utility model relates to the technical field of screening, in particular to a suspension type density screening device.

Background

The process of breaking up material into different fractions by one or more layers of screening surface is called screening. The sieving machine is vibration sieving mechanical equipment which utilizes the relative motion of the granular materials and the sieving surface to enable partial particles to penetrate through sieve holes and divide the materials such as sand, gravel, broken stone and the like into different grades according to the particle size. The screening process of a screening machine is generally continuous, and after screening raw materials are applied to a screening machine (called a screen for short), the materials smaller than the screen mesh size penetrate through the screen mesh to be called as undersize products, and the materials larger than the screen mesh size are continuously discharged from the screen surface to be called as oversize products.

1. Most of the existing sorting machines realize sorting of materials through a vibrating screen, when sorting the materials, the sorting machines can generate larger noise due to vibration, and workers work in the noise for a long time to influence the health of the workers.

2. The material rolls the screening in the net, because the size of material is different, the material can cause the influence to the screening hole of screening net, and along with the lapse of time, the screening hole of screening net can be blocked gradually, and then influences the screening effect of material.

Disclosure of utility model

The utility model aims to provide a suspension type density screening device which solves the problems in the prior art.

The suspended type density screening device comprises a frame, wherein a dust box is fixed at the upper end of the frame, a windmill swinging bed is arranged in the frame, a guide pipe is fixed at the upper end of the windmill swinging bed and is communicated with the dust box, two symmetrical connecting rods are respectively and rotationally connected at the front end and the rear end of the windmill swinging bed, one end of each connecting rod is rotationally connected with the windmill swinging bed, the other end of each connecting rod is rotationally connected with the frame, one ends of two connecting rods are respectively and rotationally connected at the front end and the rear end of the windmill swinging bed, the other ends of the two connecting rods are rotationally connected with the frame, a light material outlet is fixed at the left end of the windmill swinging bed, and a heavy material outlet is fixed at the right end of the windmill swinging bed;

The inside sliding connection of windmill pendulum bed has the sieve, the upper end symmetry of sieve is equipped with the wind-guiding strip of fixing on the windmill pendulum bed, the below of sieve is equipped with the anti-blocking plate of being connected with windmill pendulum bed fixed, the below of anti-blocking plate is equipped with the fan blade that rotates with the frame to be connected, rectangular shape wind hole that corresponds with the wind-guiding strip is seted up to the upper end of sieve, a plurality of ventilation holes have been seted up to the upper end of sieve, the upper end of sieve is fixed with a plurality of baffles, the upper end of anti-blocking plate is fixed with a plurality of jack-posts with ventilation hole one-to-one, a plurality of through-holes have been seted up along its circumference to the outer wall of jack-post, the four corners of anti-blocking plate upper end is fixed with the one end of spring, the other end and the sieve fixed connection of spring;

The inner wall of the frame is fixed with a first motor and a second motor, the first motor is rotationally connected with the fan blade, and the second motor is rotationally connected with the two connecting rods.

Preferably, the center sliding connection of stand pipe has the regulating plate, the right-hand member of regulating plate is fixed with the one end of round bar, the other end of round bar is fixed with the pull ring.

Preferably, the first motor is fixedly connected with the frame through a bolt, a belt pulley is fixed at the output end of the first motor, a belt pulley is fixed at the front end of the fan blade, and the first motor is connected with the fan blade through a belt and the belt pulley.

Preferably, the second motor is fixedly connected with the frame through a bolt, a belt pulley is fixed at the output end of the second motor, one end of the second connecting rod is rotationally connected with the windmill swinging bed, the other end of the second connecting rod is rotationally connected with the frame through a rotating shaft, the rotating shaft is fixedly connected with the second connecting rod, the belt pulley is fixedly connected to the rotating shaft, and the second motor is connected with the rotating shaft of the second connecting rod through the belt pulley and a belt.

Preferably, the tangent plane of wind guiding strip is L shape, the upper end of wind guiding strip and the inner wall of windmill pendulum bed are located same horizontal plane and fixed connection, two wind guiding strip opposite one side has seted up a plurality of through-holes along its long limit.

Preferably, the width of the fan blade is smaller than that of the windmill swinging bed, and the top column is funnel-shaped and the narrow end is closed.

Compared with the prior art, the utility model has the following beneficial effects:

1. Wind power is generated through the fan blades, exhaust is carried out through the through holes at the upper ends of the ventilation holes and the air guide strips, lighter materials at the upper ends of the sieve plates are blown up, the lighter materials are discharged from the light material outlet, the windmill swinging bed is driven by the second motor and the two connecting rods to swing, the heavier materials at the upper ends of the windmill swinging bed are overturned and gradually move towards the heavy material outlet and are discharged from the heavy material outlet, and then screening of the materials is achieved, and noise is reduced.

2. Through jack-prop and ventilation hole carry out the one-to-one, be favorable to the jack-prop to insert and prevent that the ventilation hole from appearing blockking up in the ventilation hole, with seting up the through-hole at the circumference of jack-prop, after the jack-prop passes the ventilation hole, the wind that the fan blade produced blows off the material around the ventilation hole from the through-hole, prevents that the material from blockking up the ventilation hole once more, blocks heavier material through the baffle of screen plate upper end, prevents that heavier material from rolling in the upper end of screen plate, and then leads to the unable discharge of heavier material.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is an overall internal schematic of the present utility model;

FIG. 3 is a schematic cross-sectional view of a swing bed of a windmill according to the present utility model;

FIG. 4 is a schematic view of the screen panel of the present utility model;

FIG. 5 is an overall schematic view of an anti-blocking plate of the present utility model;

FIG. 6 is a schematic view of the inside rear view of the present utility model;

FIG. 7 is a schematic view of a windmill bed according to the present utility model;

FIG. 8 is a schematic view of the inside of the swing bed of the windmill of the present utility model.

The figure is marked with the specification of 1, a frame, 2, a windmill swinging bed, 3, a first motor, 4, a second motor, 101, a dust removal box, 102, a guide pipe, 103, a pull ring, 104, an adjusting plate, 201, a light material outlet, 202, a heavy material outlet, 203, a connecting rod, 204, two connecting rods, 205, a sieve plate, 206, an air guide strip, 207, an anti-blocking plate, 208, fan blades, 2051, an elongated air hole, 2052, an air hole, 2053, a baffle, 2071, a top column, 2072, a spring, 2073 and a through hole.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.

In the description of the present utility model, unless otherwise indicated, the meaning of "plurality" is two or more, and the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus are not to be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected" and "connected" are to be construed broadly, and for example, they may be fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1 and 2, a suspension type density screening device comprises a frame 1, a dust removing box 101 is fixed at the upper end of the frame 1, the dust removing box 101 is an existing device, not described in detail herein, dust is removed from materials through the dust removing box 101, dust is prevented from entering a windmill swinging bed 2 to be screened out along with lighter materials when the materials are screened out, more dust is caused in the screened materials, the later use is affected, a windmill swinging bed 2 is arranged in the frame 1, a guide pipe 102 is fixed at the upper end of the windmill swinging bed 2 and communicated with the dust removing box 101, an adjusting plate 104 is connected at the center of the guide pipe 102 in a sliding manner, one end of a round rod is fixed at the right end of the adjusting plate 104, a pull ring 103 is fixed at the other end of the round rod, the windmill swinging bed 2 is communicated with the dust removing box 101 through the guide pipe 102, the dust removal box 101 is beneficial to guiding the materials which are subjected to dust removal into the windmill swinging bed 2 for screening, the pull ring 103 is pulled and the adjusting plate 104 is driven to slide in the guide pipe 102, so as to adjust the speed of the materials entering the windmill swinging bed 2, the speed of the materials entering the windmill swinging bed 2 is prevented from being too high, and further the screening effect of the materials is influenced, the front end and the rear end of the windmill swinging bed 2 are respectively and rotationally connected with two symmetrical connecting rods 203, one end of each connecting rod 203 is rotationally connected with the windmill swinging bed 2, the other end of each connecting rod 203 is rotationally connected with the frame 1, the front end and the rear end of the windmill swinging bed 2 are respectively and rotationally connected with one end of two connecting rods 204, the other end of each connecting rod 204 is rotationally connected with the frame 1, the left end of the windmill swinging bed 2 is fixedly provided with a light material outlet 201, the right end of the windmill swinging bed 2 is fixedly provided with a heavy material outlet 202, lighter materials are discharged through the light material outlet 201, heavier materials are discharged through the heavy material outlet 202, the screened materials are discharged through the corresponding light material outlet 201 and heavy material outlet 202, the connecting frame 1 and the windmill swinging bed 2 are rotated through the connecting rod 203, the whole swinging performance of the windmill swinging bed 2 is guaranteed, the windmill swinging bed 2 is connected through the rotation of the two connecting rods 204, and the second motor 4 is convenient to drive the windmill swinging bed 2 to swing.

Please refer to fig. 2, 3, In fig. 4 and 5, the inside sliding connection of the windmill swinging bed 2 has a screen plate 205, the upper end of the screen plate 205 is symmetrically provided with a wind guiding strip 206 fixed on the windmill swinging bed 2, the tangent plane of the wind guiding strip 206 is L-shaped, the upper end of the wind guiding strip 206 and the inner wall of the windmill swinging bed 2 are positioned on the same horizontal plane and fixedly connected, a plurality of holes are formed along the long sides of the opposite sides of the two wind guiding strips 206, one end of the screen plate 205 close to the light material outlet 201 is lower than the light material outlet 201, one end of the screen plate 205 close to the heavy material outlet 202 is flush with the heavy material outlet 202, the end surface of the screen plate 205 close to the light material outlet 201 is arranged lower, the heavy material at the upper end of the screen plate 205 is prevented from rolling, the light material is discharged through the light material outlet 201, the screening effect is affected, the wind guiding strip 206 is arranged into L-shaped, a wind guiding channel is formed between the wind guiding strip 206 and the windmill swinging bed 2 conveniently, and the wind is discharged through the holes on the wind guiding strip 206, the lighter materials are blown up, the screening efficiency is improved, meanwhile, the air guide strip 206 is arranged at the upper end of the screen plate 205 and is fixedly connected with the windmill swinging bed 2, the screen plate 205 is prevented from being separated from the windmill swinging bed 2 when swinging, the anti-blocking plate 207 which is fixedly connected with the windmill swinging bed 2 is arranged below the screen plate 205, the fan blades 208 which are rotationally connected with the frame 1 are arranged below the anti-blocking plate 207, the width of the fan blades 208 is smaller than the width of the windmill swinging bed 2, the fan blades 208 rotate to generate wind power, the lighter materials are favorably blown up, the screening of the materials is realized, the width of the fan blades 208 is set to be smaller than the width of the windmill swinging bed 2, the fan blades 208 are not influenced by the swinging of the windmill swinging bed 2 when the windmill swinging bed 2 is realized, the top column 2071 is in a funnel shape and is closed at the narrow end, the upper end of the screen plate 205 is provided with the strip-shaped wind holes 2051 corresponding to the air guide strip 206, the utility model provides a sieve 205, a plurality of ventilation holes 2052 have been seted up to the upper end of sieve 205, the upper end of sieve 205 is fixed with a plurality of baffles 2053, through set up baffle 2053 in the upper end of sieve 205, prevent that heavier material from rolling in the upper end of sieve 205, and then lead to the unable discharge of heavier material, the upper end of anti-blocking plate 207 is fixed with a plurality of lifters 2071 with ventilation holes 2052 one-to-one, a plurality of through-holes 2073 have been seted up along its circumference to the outer wall of lifters 2071, the four corners of anti-blocking plate 207 upper end is fixed with the one end of spring 2072, the other end and the sieve 205 fixed connection of spring 2072, the windmill pendulum bed 2 is at the time of reciprocating the swing, and sieve 205 and pendulum bed 2 sliding connection carry out the reciprocating motion, and when sieve 205 moves down, and the lifters 2071 on anti-blocking plate 207 can coincide and run through with ventilation holes 2052, will block material in the top in 2052, prevent material blocking up ventilation holes 2052, and then influence the air outlet 205's fan 205 and offer the efficiency of the top-blocking plate 205 and reduce the jack-up effect of the top 205 and the top-up device 205 and the back of the material is kept away from the ventilation hole 2052 after the top 205 has been carried out, the top 205 is kept away from the top-up to the material 205, the material is kept away from the top of the top 205 after the ventilation hole 205 has been carried out, the top 205 has been kept away from the top of the material 205.

Referring to fig. 6, 7 and 8, the inner wall of the frame 1 is fixed with a first motor 3 and a second motor 4, the first motor 3 is rotationally connected with a fan blade 208, the second motor 4 is rotationally connected with a second connecting rod 204, the first motor 3 is fixedly connected with the frame 1 through a bolt, the output end of the first motor 3 is fixed with a belt pulley, the front end of the fan blade 208 is fixed with a belt pulley, the first motor 3 is connected with the fan blade 208 through a belt and a belt pulley, the first motor 3 rotates to drive the fan blade 208 to generate wind power, normal operation of the device is guaranteed, the fan blade 208 generates different wind power sizes through adjusting the rotation speed of the first motor 3, different screening effects can be realized through adjusting the rotation speed of the first motor 3 according to different materials, the second motor 4 is fixedly connected with the frame 1 through a bolt, one end of the second connecting rod 204 is rotationally connected with a swinging bed 2, the other end of the second connecting rod 204 is rotationally connected with the frame 1 through a belt pulley, the belt pulley of the second connecting rod 204 is rotationally connected with the second connecting rod 204 through a belt pulley, and the swinging bed 2 is rotationally connected with the second connecting rod 4 through the belt pulley, and the swinging bed 2 is rotationally connected with the second connecting rod 2 through the belt pulley, and the belt pulley 2 is rotationally connected with the second connecting rod 2 through the belt pulley, and the second connecting rod 4 is rotationally high, and the material is guaranteed to be more rapidly and the material is screened.

The utility model is used when:

Firstly, the material is dedusted by a dedusting box 101, and the dedusted material enters the upper end of a sieve plate 205 in a windmill swinging bed 2 by a guide pipe 102;

Then, the first motor 3 drives the fan blades 208 to rotate so that the fan blades 208 generate wind power, the wind power is blown to materials at the upper end of the sieve plate 205 through the through holes 2073 and the ventilation holes 2052, the second motor 4 drives the windmill swinging bed 2 to swing reciprocally through the belt and the two connecting rods 204, the materials on the sieve plate 205 are overturned in the swinging process of the windmill swinging bed 2, the overturned materials are influenced by the wind power, lighter materials are blown up, and heavier materials fall back to the sieve plate 205;

Then, because the windmill swings the influence of bed 2 swing, the sieve 205 also swings up and down, when the sieve 205 moves down, the jack-up column 2071 on the anti-blocking plate 207 will overlap with the vent 2052 and penetrate, the material blocked into the vent 2052 is ejected, prevent the material from blocking the vent 2052, and further influence the air outlet effect of the sieve 205, resulting in the reduction of screening efficiency, after the jack-up column 2071 ejects the blocked material in the vent 2052, the wind generated by the fan blade 208 is discharged from the through hole 2073, blow off the material around the vent 2052, prevent the jack-up column 2071 from keeping blocking the vent 2052 after the material continues to block the vent 2052, compress the spring 2072 after the sieve 205 moves down, the spring 2072 needs to recover after being compressed, jack-up the sieve 205, screen the material at the upper end of the sieve 205 again, improve the screening efficiency of the device, and meanwhile, the upper end of the baffle 2053 is arranged, prevent heavier material from rolling at the upper end of the sieve 205, and further cause the heavier material to be unable to be discharged, the lower end surface 205 is close to the light material outlet 201 of the sieve 205, and the heavier material is prevented from rolling out through the light material outlet 201 of the sieve 205;

Finally, lighter material exits from the light material outlet 201 and heavier material exits from the heavy material outlet 202.

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

Claims (6)

1. The suspended type density screening device is characterized by comprising a frame (1), wherein a dust removal box (101) is fixed at the upper end of the frame (1), a windmill swinging bed (2) is arranged in the frame (1), a guide pipe (102) is fixed at the upper end of the windmill swinging bed (2) and communicated with the dust removal box (101), two symmetrical connecting rods (203) are respectively and rotatably connected at the front end and the rear end of the windmill swinging bed (2), one end of each connecting rod (203) is rotatably connected with the windmill swinging bed (2), the other end of each connecting rod (203) is rotatably connected with the frame (1), one end of a two connecting rod (204) is rotatably connected at the front end and the rear end of the windmill swinging bed (2), a light material outlet (201) is fixed at the left end of the windmill swinging bed (2), and a heavy material outlet (202) is fixed at the right end of the windmill swinging bed (2);

The inside sliding connection of windmill pendulum bed (2) has sieve (205), the upper end symmetry of sieve (205) is equipped with wind guide strip (206) of fixing on windmill pendulum bed (2), the below of sieve (205) is equipped with anti-blocking plate (207) of being connected with windmill pendulum bed (2) fixedly, the below of anti-blocking plate (207) is equipped with fan blade (208) of being connected with frame (1) rotation, rectangular shape wind hole (2051) that corresponds with wind guide strip (206) are seted up to the upper end of sieve (205), a plurality of ventilation holes (2052) are seted up to the upper end of sieve (205), the upper end of sieve (205) is fixed with a plurality of baffles (2053), the upper end of anti-blocking plate (207) is fixed with a plurality of jack-posts (2071) of being connected with ventilation holes (2052) one by one, the outer wall of jack-blocking plate (2071) is seted up along its circumference, the four corners of anti-blocking plate (207) upper end is fixed with one end of spring (2072), other end (205) and fixed connection of sieve (205);

The inner wall of the frame (1) is fixedly provided with a first motor (3) and a second motor (4), the first motor (3) is rotationally connected with the fan blade (208), and the second motor (4) is rotationally connected with the two connecting rods (204).

2. The suspended density screening device of claim 1, wherein an adjusting plate (104) is slidably connected to the center of the guide tube (102), one end of a round rod is fixed to the right end of the adjusting plate (104), and a pull ring (103) is fixed to the other end of the round rod.

3. The suspended density screening device of claim 1, wherein the first motor (3) is fixedly connected with the frame (1) through bolts, a belt pulley is fixed at the output end of the first motor (3), a belt pulley is fixed at the front end of the fan blade (208), and the first motor (3) is connected with the fan blade (208) through a belt and the belt pulley.

4. The suspended type density screening device according to claim 1, wherein the second motor (4) is fixedly connected with the frame (1) through bolts, a belt pulley is fixed at the output end of the second motor (4), one end of the two connecting rods (204) is rotatably connected with the windmill swinging bed (2), the other end of the two connecting rods (204) is rotatably connected with the frame (1) through a rotating shaft, the rotating shaft is fixedly connected with the two connecting rods (204), the belt pulley is fixedly connected to the rotating shaft, and the second motor (4) is connected with the rotating shaft of the two connecting rods (204) through the belt pulley and the belt.

5. The suspended type density screening device of claim 1, wherein the section of the air guide strip (206) is L-shaped, the upper end of the air guide strip (206) and the inner wall of the windmill swinging bed (2) are positioned on the same horizontal plane and are fixedly connected, and a plurality of holes are formed in the opposite sides of the two air guide strips (206) along the long sides of the two air guide strips.

6. A suspended density screening device according to claim 1, wherein the width of said fan blades (208) is smaller than the width of the windmill bed (2), and said top posts (2071) are funnel-shaped and closed at their narrow ends.