CN115156048A - Full-working-condition intelligent sieve - Google Patents

Abstract

The invention discloses a full-working-condition intelligent sieve, which belongs to the field of screening equipment and mainly solves the problems of low yield efficiency, high operation cost and high labor intensity of the current materials. The invention does not need to sieve materials, can effectively adjust the product yield in time, and reduces the cost and the labor intensity of workers.

Description

Full-working-condition intelligent sieve

Technical Field

The invention belongs to the field of screening equipment, and particularly relates to an all-condition intelligent screen for screening blocky and fragile materials such as coke, stones and sinter.

Background

At present, most of known material screening equipment in the conveying process of fragile block materials is vibrating screens. The shale shaker all needs power at the operation in-process, and the sieve of shale shaker is fixed knot structure, can't adjust the material screening, can't satisfy the demand that the material screening adjustment becomes productive. The vibrating screen requires power during operation, which increases operating costs. In addition, compared with an unpowered structure, the failure rate in the operation process is high, and therefore the maintenance cost and the labor intensity of workers are increased.

Disclosure of Invention

In order to solve the problems in the background, the invention provides the full-working-condition intelligent sieve which can sieve materials without any power in a working state, can timely and effectively adjust the yield of products, controls the transfer speed, reduces the material crushing rate, overcomes the defects of the traditional vibrating sieve, reduces the cost and the labor intensity of workers, and increases the operation reliability.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a full operating mode intelligence sieve, its characterized in that, includes entry chute, flat chute of exhibition, sieve case, collection feed bin, export chute and travelling car, entry chute entry angle is adjustable, and the entry of flat chute and the exit linkage of entry chute are flattened, and the export of flat chute is connected with the sieve case, the sieve case is the box structure, seals all around, only leaves pan feeding mouth and discharge gate, and sieve incasement portion is provided with portable sieve and sieve cleaning device, is provided with upper guide rail and lower guide rail in step on the curb plate of sieve case both sides, and the grate bar interval entry end of portable sieve is little, and the exit end is big, and the accessible moves on the lower guide rail and adjusts screening and grades, and sieve cleaning device sets up in the top of portable sieve, and the accessible moves on upper guide rail and clears up whole portable sieve, and the bottom of sieve case is connected with collection feed bin, and the exit of sieve case is connected with the export chute, entry chute, flat chute, sieve case, collection feed bin and export chute whole slope are installed on the travelling car.

The entry chute connects material back through flat-out chute with expect smooth separation back, get into the sieve case, because the whole slope of device sets up on the travelling car, consequently sieve under the effect of material gravity, sieve incasement portion sets up portable sieve, and the entrance of the screen strip interval on the sieve is little, the export is big, the regional accessible of effective screening of sieve removes the sieve and adjusts, thereby adjust the classification of screening, sieve cleaning device can be used to clear up the sieve, the thin material under the screening is collected to the aggregate bin, the coarse fodder that leaves after the screening is collected to the export chute, the travelling car conveniently moves whole device.

Further, the entry chute includes the chute shell, connects material spoon, rotation axis and drive push rod, and the slope of chute shell sets up, and the top is the pan feeding mouth, and slope below is the discharge gate, discharge gate and flat chute fixed connection of exhibition, connect the material spoon to set up in the inside of chute shell, through rotation axis rotatable connection on the chute shell, drive push rod fixes in the outside of chute shell, and drive push rod's head pierces through the chute shell and connects the material spoon to be connected through the round pin axle to this angle of receiving the material spoon is controlled. The angle of the material receiving spoon in the chute outer shell is changed by stretching and retracting the driving push rod, so that the cutting-in angle of the optimal material can be found by adjusting the material receiving spoon in the using process, and the production benefit is improved.

Furthermore, the adjusting angle of the material receiving spoon is 0-18 degrees. Namely, the adjustable angle of the material receiving spoon can reach 18 degrees at most, the driving push rod is 0 degree under the condition of pulling out the limit position, and the included angle between the driving push rod and the original position is 18 degrees under the condition of pushing out the limit position.

Furthermore, the flattening chute comprises a flat section chute and an arching chute, the inlet of the flat section chute is connected with the outlet of the inlet chute, the arching chute is installed at the outlet of the flat section chute, the bottom surface of the arching chute is arched, the bottom surface of the flat section chute is as high as the arching top surface of the arching chute, a sieve plate placing box is further arranged below the arching chute, and the sieve plate placing box is of a flat box body structure. The material gets into the arch chute behind the flat section chute, and the arc bottom surface through the arch will be tied a bundle the material with the minimum bed of material exhibition flat, makes material and sieve fully contact and sieves, and simultaneously, the box is placed to the sieve is that portable sieve can get into the sieve after the removal and place the incasement, avoids portable sieve directly to expose in the external world, influences the cleanness of sieve, gets into the screening effect that influences the sieve.

Further, the sieve case includes the box, and the top of box is provided with viewing aperture and dust collection mouth, and the inside top of box is provided with a plurality of box supports, strengthens the intensity of box, and the curb plate the first half of box both sides is provided with the upper guideway respectively, sieve cleaning device installs on the upper guideway, can move on the upper guideway, and the curb plate the latter half of box both sides is provided with the lower guideway respectively, but movable sieve installs in the top of lower guideway, but movable sieve can move along the lower guideway. The box top viewing aperture is used for observing and can overhauls, and the dust collecting aperture is used for collecting the dust that produces when screening to satisfy the environmental protection demand, the inside top of box sets up the box and supports the intensity that promotes the box, and sieve cleaning device can remove with this and clear up portable sieve comprehensively on the upper guideway, and portable sieve removes along the lower guideway, adjusts the screening grade.

Further, portable sieve includes the sieve, and the below uniform spacing of sieve is provided with a plurality of rolling axle one, and rolling axle one is connected with the lower guideway cooperation, and the entry end of sieve is connected with actuating mechanism, and actuating mechanism's driving head is connected on rolling axle one, and actuating mechanism's base member installs on the box is placed to the sieve, and the box is placed to first half accessible actuating mechanism's of sieve drive entering sieve. Change effective screening region through actuating mechanism push-and-pull sieve, the sieve normal removal is also guaranteed to a plurality of rolling axes of below, because the whole length of sieve will be longer than the length of sieve case, consequently after pulling the sieve, the unnecessary part of sieve can get into the sieve and place the incasement and keep in, can not contact with the external world, influences the use of sieve, and after pushing away the sieve, the unnecessary part of sieve extends to export chute department from the rear, also can not contact with the external world.

Further, sieve cleaning device includes the roller brush, and the roller brush is rotatable to be installed on the mounting bracket, and the roller brush is fixed from both sides in the bottom of mounting bracket, and rotary driving mechanism installs in one side of mounting bracket and passes through the hold-in range with the roller brush and be connected, and the top fixedly connected with roll axis two of mounting bracket, the both sides of roll axis two are passed around the fixed pulley respectively through wire rope and are connected with the wire winding dish, and the both ends of roll axis two are connected with the upper guideway cooperation respectively, the wire winding dish is provided with two, and two wire winding dishes pass through the rotation axis and connect, make two wire winding dish synchronous motion, are provided with the removal actuating mechanism at the intermediate position of rotation axis, and the removal actuating mechanism is installed on the casing top of flat chute. Sieve cleaning device is unsettled, and do not contact with the sieve, when needs clearance sieve, remove actuating mechanism drive and put wire rope, the roller brush contacts the back with the sieve, start rotary driving mechanism, move by the rotation of roller brush, top roll axis two and last guide rail cooperation, guarantee that the roller brush normally moves, after the clearance finishes, control removes actuating mechanism and receives wire rope, the roller brush removes the entrance to sieve case earlier, later continue to tighten up wire rope, the roller brush should upwards be unsettled, let out the material passageway, the sieve can normally sieve, then close rotary driving mechanism.

Further, the roller brush is a steel wire roller brush. The cleaning effect of the roller brush is ensured and the service life can be prolonged.

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

1. the cutting angle is adjustable when materials enter, the material receiving spoon is mounted inside the shell through the rotating shaft, the driving push rod base body is mounted outside the shell, the head of the push rod is connected with the material receiving spoon through the pin shaft, the angle of the material receiving spoon in the shell is changed by driving the push rod to stretch, the material receiving spoon is adjusted in the using process to find the cutting angle of the optimal materials, and therefore production benefits are improved;

2. the materials are flattened after entering the sieve plate, the bottom surface of the flat section chute is equal to the highest point of the arching bottom surface of the arching chute in height, the materials enter the arching chute after passing through the flat section chute, the bundled materials are flattened by the thinnest material layer through the arched arc bottom surface, all the materials are in contact with the sieve plate, and the sieving effect is improved;

3. the material screening grade is adjustable, and the interval between grating and the grating is that the entry is little on the sieve, and the exit end is big, and whole sifter presents the big trapezoidal region of the little exit end of entry end like this, and is regional through the effective screening of adjustment sieve to realize changing the screening grade of material, still set up the sieve simultaneously and place the case, guarantee that the sieve can not expose in the external world after removing, guarantee the screening effect.

4. But the sieve is automatic to be cleared up, through setting up the position that removes drive structure control wire rope, further controls the roller brush to remove through the rotation of roller brush, and the top removes through last guide rail, removes with this realization sieve holistic clearance, only needs roller brush and coupling part to remove, need not whole sieve cleaning device and removes, simple structure is difficult for breaking down.

Drawings

FIG. 1 is a schematic structural diagram of a preferred embodiment of an all-condition intelligent screen provided by the present invention;

FIG. 2 is a side view;

FIG. 3 is a schematic view of the inlet chute configuration;

FIG. 4 is a schematic structural view of a flattened chute;

FIG. 5 is a schematic view of the internal structure of the sieve box;

fig. 6 is a schematic view of the structure of a movable screen deck;

fig. 7 is a schematic structural diagram of the screen plate sweeping device.

Wherein: 1. an inlet chute; 2. flattening the chute; 3. a screen box; 4. a material collecting bin; 5. an outlet chute; 6. moving the trolley; 11. a chute housing; 12. a material receiving spoon; 13. a rotating shaft; 14. driving the push rod; 21. a flat section chute; 22. an arching chute; 220. a sieve plate placing box; 31. a box body; 32. a movable sieve plate; 33. supporting the box body; 34. a sieve plate cleaning device; 35. a lower guide rail; 36. an upper guide rail; 37. a viewing port; 38. a dust collection port; 321. a sieve plate; 322. a first rolling shaft; 323. a drive mechanism; 341. roller brushing; 342. a mounting frame; 343. a rotation driving mechanism; 344. a second rolling shaft; 345. a fixed pulley; 346. a rope winding disc; 347. rotating the connecting shaft; 348. and (4) moving the driving mechanism.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly apparent, the technical solutions of the present invention are described in detail below with reference to the accompanying drawings.

The utility model provides a full operating mode intelligence sieve, as fig. 1 and fig. 2, including entry chute 1, flat chute 2 of exhibition, sieve case 3, aggregate bin 4, export chute 5 and travelling car 6, entry chute 1, flat chute 2 of exhibition, sieve case 3 and export chute 5 are connected in order, aggregate bin 4 is installed in sieve case 3 bottom to whole slope is installed on travelling car 6, and the device is whole unpowered sieves the material, and increases the walking wheel in travelling car 6 bottom, can be convenient remove whole equipment.

The inlet angle of the inlet chute 1 is adjustable, as shown in fig. 1, the inlet chute 1 comprises a chute shell 11, a material receiving spoon 12, a rotating shaft 13 and a driving push rod 14, the chute shell 11 is obliquely arranged, a material inlet is formed in the upper side of the chute shell, the chute shell is vertically arranged, material is conveniently received from the upper side, a material outlet is formed in the oblique lower side of the chute shell, the material receiving spoon 12 is fixedly connected with a flattening chute 2, the material receiving spoon 12 is arranged in the chute shell 11, the bottom of the material receiving spoon is rotatably connected to the chute shell 11 through the rotating shaft 13, the rotating shaft 13 is arranged near the material outlet and arranged on the chute shell 11, the driving push rod 14 is fixed on the outer side of the chute shell 11 and arranged near the material inlet, the head of the driving push rod 14 penetrates through the chute shell 11 and is connected with the material receiving spoon 12 through a pin, the material receiving angle of the material receiving spoon 12 can be controlled through the movement of the head of the driving push rod 14, the optimal material receiving angle can be found through adjustment in the use process, the material receiving spoon can be improved when the material enters the material receiving spoon, the adjustment angle is 0-18 degrees, namely, the adjustment angle of the driving push rod 14 is 0 degree when the limit position is pulled out.

As shown in fig. 4, the flattening chute 2 includes a flat section chute 21 and an arching chute 22, an inlet of the flat section chute 21 is connected with an outlet of the inlet chute 1, the flat section chute 21 conveys materials and separately levels the materials, the arching chute 22 is installed at an outlet of the flat section chute 21, a bottom surface of the arching chute 22 is arched, the bottom surface of the flat section chute 21 is as high as an arching vertex of the arching chute 22, that is, the materials have a section of step from the flat section chute 21 to the arching chute 22, the materials fall from the step and are scattered and spread, after passing through the arc arch of the arching chute 22, the bundled materials are flattened by the arched arc bottom surface, the largest area passes through the rear screen box 3, so as to improve the screening effect, meanwhile, a screen plate placing box 220 is further arranged below the arching chute 22, and the screen plate placing box 220 is of a flat box structure.

The sieve box 3 is of a box structure, the periphery of the sieve box is closed, only a feeding port above the sieve box and a discharging port below the sieve box are reserved, the sieve box 3 comprises a box body 31, an observation port 37 and a dust collecting port 38 are arranged at the top of the box body 31, the observation port 37 can observe the inside of the sieve box and can be simply maintained, and the dust collecting port 38 collects dust generated during sieving so as to meet the requirement of environmental protection;

the movable sieve plate 32 and the sieve plate cleaning device 34 are arranged in the sieve box 3, the upper half parts of the side plates on the two sides of the box body 31 are respectively provided with an upper guide rail 36, the sieve plate cleaning device 34 is arranged on the upper guide rail 36 and can move on the upper guide rail 36 to clean the movable sieve plate 32 integrally along the guide rails, so that the sieving effect of the movable sieve plate 32 is ensured, the lower half parts of the side plates on the two sides of the sieve box 3 are respectively provided with a lower guide rail 35, the movable sieve plate 32 is arranged above the lower guide rail 35, the movable sieve plate 32 can move along the lower guide rail 35, the screen strip interval inlet end of the movable sieve plate 32 is small, the outlet end is large, the integral length of the movable sieve plate 32 is larger than the length of the box body 31, the effective sieving area of the movable sieve plate 32 is the same as the bottom area of the box body 31, the movable sieve plate can be moved on the lower guide rail 35 to adjust sieving classification, so that various sieving requirements are met, the time for replacing the sieve plate is saved, and the adjustment is convenient;

the bottom of sieve case 3 is connected with an aggregate storehouse 4, collects the fine material under the screening, and the exit of sieve case 3 is connected with export chute 5, collects the coarse fodder after the screening.

Further, as shown in fig. 6, the movable sieve plate 32 includes a sieve plate 321, a plurality of rolling shafts 322 are uniformly arranged below the sieve plate 321 at intervals, the rolling shafts 322 are cooperatively connected with the lower guide rail 35, in this embodiment, three rolling shafts 322 are arranged, and are respectively arranged at front, middle and rear positions of the bottom of the sieve plate 321, the inlet end of the sieve plate 321, that is, one side connected with the arching chute 22, is connected with a driving mechanism 323, a driving head of the driving mechanism 323 is connected to the rolling shafts 322, and a base body of the driving mechanism 323 is mounted on the sieve plate placing box 220 and is mounted outside the sieve plate placing box 220, the driving head penetrates through a box body of the sieve plate placing box 220 to be connected with the rolling shafts 322 located in front, and the front half part of the sieve plate 321 can enter the sieve plate placing box 220 through the driving of the driving mechanism 323.

Further, as shown in fig. 7, the screen panel cleaning device 34 includes two roller brushes 341, the roller brushes 341 are configured to clean the movable screen panel 32, and thus the roller brushes 341 are steel wire roller brushes, which improve cleaning effect and have long service life, the roller brushes 341 are rotatably mounted on a mounting bracket 342, the mounting bracket 342 is configured as a plate-like structure, two roller brushes 341 are disposed at the bottom of the mounting bracket 342 from both sides, a rotary driving mechanism 343 is mounted at one side of the mounting bracket 342 and is connected to the roller brushes 341 through a synchronous belt, the rotary driving mechanism 343 drives the roller brushes 341 to rotate at high speed, two rolling shafts 344 are fixedly connected to the tops of the two mounting brackets 342, both ends of the two rolling shafts 344 are respectively connected to the upper rail 36 in a matching manner and can move on the upper rail 36, both sides of the two rolling shafts 344 are respectively connected to the rope reel 346 through a fixed pulley 345 by a steel wire rope, the rope reel 346 is provided with two rope reels 346, the two rope reels 346 are connected through a rotary connecting shaft 346, the two rope reels 346 are configured to move the two rope reels 346 synchronously, a moving driving mechanism 348 is disposed at a middle position of the rotary connecting shaft 347, the movable driving mechanism is mounted on the top of the housing 348 of the flattening housing 2, and the movable brush 341 is configured to control the rope reel 347, and further control the rotation of the rope reel 347, and control the rope reel 347, thereby controlling the rotation of the rope reel 347, and control the rope reel 347.

When the screen plate cleaning device 34 is not used, the roller brush 341 is suspended in the box 31 and is not in contact with the screen plate 321, and a material transfer channel is reserved, when the screen plate cleaning device is used, the rotation driving mechanism 343 is started firstly, the roller brush 341 rotates, then the movement driving mechanism 348 is started, the speed of releasing the steel wire rope around the rope reel 346 is controlled, the roller brush 341 is firstly in contact with the screen plate 321, the rotation direction of the roller brush 341 is the same as the material running direction, the roller brush 341 drives the rolling shaft two 344 to move on the upper guide rail 36, the position of the roller brush 341 can be moved, and therefore the purpose of cleaning the whole screen plate 321 is achieved.

Further, the drive arrangement that involves in the scheme all is external to the control box in, by its start-stop of control box control to 34 cleanings of sieve cleaning device are controlled by the PLC procedure, realize automatic intelligent clearance, reduce the manual work that uses in the operation process, reduce cost.

The invention has the beneficial effects that 1, the cut-in angle is adjustable when the material enters; 2. flattening the bunched materials; 3. the material screening size fraction is adjustable; 4. the sieve can clear up automatically, does not need any power to sieve the material under operating condition, also can in time effectual adjustment to the product variable yield, reduces switching time and artifical intensity of labour to control the speed of transportation and reduced the material breakage rate, changed the defect that traditional shale shaker exists, reduced cost and artifical intensity of labour, increased the reliability of operation.

Finally, it should be noted that the above-mentioned embodiments illustrate rather than limit the invention, and that the invention has been described in detail with reference to preferred embodiments, and that those skilled in the art will be able to understand that modifications and equivalent arrangements not described in detail in the embodiment of the invention are known in the art, and that they are within the scope of the appended claims without the inventive concept.

Claims (8)

1. An all-condition intelligent sieve is characterized by comprising an inlet chute (1), a flattening chute (2), a sieve box (3), a material collecting bin (4), an outlet chute (5) and a movable trolley (6), the inlet angle of the inlet chute (1) is adjustable, the inlet of the flattening chute (2) is connected with the outlet of the inlet chute (1), the outlet of the flattening chute (2) is connected with the sieve box (3), the screen box (3) is of a box body structure, the periphery of the screen box is sealed, only a feeding port and a discharging port are reserved, a movable screen plate (32) and a screen plate cleaning device (34) are arranged in the screen box (3), an upper guide rail (36) and a lower guide rail (35) are synchronously arranged on side plates on two sides of the screen box (3), the inlet end of the screen bar space of the movable screen plate (32) is small, the outlet end is large, the screen bar space can be adjusted, screened and classified by moving on the lower guide rail (35), the screen plate cleaning device (34) is arranged above the movable screen plate (32), the whole movable sieve plate (32) can be cleaned by moving on the upper guide rail (36), the bottom of the sieve box (3) is connected with a material collecting bin (4), the outlet of the sieve box (3) is connected with an outlet chute (5), the inlet chute (1), the flattening chute (2), the screen box (3), the aggregate bin (4) and the outlet chute (5) are integrally and obliquely arranged on the movable trolley (6).

2. The all-working-condition intelligent sieve according to claim 1, wherein the inlet chute (1) comprises a chute shell (11), a material receiving spoon (12), a rotating shaft (13) and a driving push rod (14), the chute shell (11) is obliquely arranged, a feeding port is arranged above the chute shell, a discharging port is arranged below the chute shell, the discharging port is fixedly connected with the flattening chute (2), the material receiving spoon (12) is arranged inside the chute shell (11) and rotatably connected to the chute shell (11) through the rotating shaft (13), the driving push rod (14) is fixed on the outer side of the chute shell (11), and the head of the driving push rod (14) penetrates through the chute shell (11) to be connected with the material receiving spoon (12) through a pin shaft, so that the angle of the material receiving spoon (12) is controlled.

3. The full-working-condition intelligent sieve as claimed in claim 2, wherein the adjustment angle of the material receiving spoon (12) is 0-18 °.

4. The all-working-condition intelligent screen is characterized in that the flattening chute (2) comprises a flat section chute (21) and an arching chute (22), the inlet of the flat section chute (21) is connected with the outlet of the inlet chute (1), the arching chute (22) is installed at the outlet of the flat section chute (21), the bottom surface of the arching chute (22) is arched, the bottom surface of the flat section chute (21) is as high as the arching vertex of the arching chute (22), a screen plate placing box (220) is further arranged below the arching chute (22), and the screen plate placing box (220) is of a flat box structure.

5. The all-working-condition intelligent sieve according to claim 1, wherein the sieve box (3) comprises a box body (31), a viewing port (37) and a dust collecting port (38) are arranged at the top of the box body (31), a plurality of box body supports (33) are arranged above the inside of the box body (31), the strength of the box body (31) is enhanced, upper guide rails (36) are respectively arranged at the upper half parts of the side plates at two sides of the box body (31), the sieve plate cleaning device (34) is installed on the upper guide rails (36) and can move on the upper guide rails (36), lower guide rails (35) are respectively arranged at the lower half parts of the side plates at two sides of the sieve box (3), the movable sieve plate (32) is installed above the lower guide rails (35), and the movable sieve plate (32) can move along the lower guide rails (35).

6. The full-working-condition intelligent sieve according to claim 4, wherein the movable sieve plate (32) comprises a sieve plate (321), a plurality of rolling shafts I (322) are uniformly arranged below the sieve plate (321) at intervals, the rolling shafts I (322) are matched and connected with a lower guide rail (35), an inlet end of the sieve plate (321) is connected with a driving mechanism (323), a driving head of the driving mechanism (323) is connected to the rolling shafts I (322), a base body of the driving mechanism (323) is installed on the sieve plate placing box (220), and the front half part of the sieve plate (321) can enter the sieve plate placing box (220) through the driving of the driving mechanism (323).

7. The all-condition intelligent screen according to claim 1, wherein the screen plate sweeping device (34) comprises roller brushes (341), the roller brushes (341) are rotatably mounted on a mounting frame (342), the roller brushes (341) are fixed from two sides at the bottom of the mounting frame (342), a rotary driving mechanism (343) is mounted on one side of the mounting frame (342) and is connected with the roller brushes (341) through a synchronous belt, two rolling shafts (344) are fixedly connected to the top of the mounting frame (342), two sides of each rolling shaft (344) are respectively connected with rope winding disks (346) by steel wire ropes passing around fixed pulleys (345), two ends of each rolling shaft (344) are respectively connected with an upper guide rail (36) in a matching manner, two rope winding disks (346) are arranged, the two rope winding disks (346) are connected through a rotary connecting shaft (347), the two rope winding disks (346) move synchronously, a moving driving mechanism (348) is arranged in the middle of the rotary connecting shaft (347), and the moving driving mechanism (348) is mounted on the top of a casing of the flattening chute (2).

8. The all-condition intelligent screen is characterized in that the roller brush (341) is a steel wire roller brush.

Images