CN217450901U - Dust fall screening station - Google Patents

Abstract

The utility model provides a dust fall screening station, include: a frame; the screening machine is obliquely arranged on the rack and comprises an upper feeding screening layer and a lower discharging port; the feeding part comprises a discharging end, and the discharging end is arranged at the top of the feeding screening layer; the fine material conveying piece is arranged below the discharge port; the dust collection box is internally provided with a dust collection space, the dust collection box is arranged on the frame, and the screening machine is arranged in the dust collection space. With the screening machine, feeding spare and fine material transmission piece are concentrated and are installed in the frame, can in time sieve the material after the breakage by screening plant, and carry to the assigned position, reduce the holistic area of equipment, easy to assemble and transport, can produce or the dust that scatters or the granule separation that splashes in screening and material transfer process inside the dust collection box through the dust collection box of installing in the screening machine outside simultaneously, realize the safe production of ore crushing, the production process is clean and tidy more.

Description

Dust fall screening station

Technical Field

The application belongs to the technical field of machine-building, especially, relates to a dust fall screening station.

Background

In mining operation, screening machines are often used for screening and selecting ores, particularly for circular vibrating screens, a plurality of screens are usually arranged, and in the working process, each screen emits dust to different degrees due to vibration, if measures are not taken for treatment, workshops and surrounding environments are polluted, and the physical health of workers is damaged. Most screening ore's equipment is very big now in the production process, and the dust volume of production is poor, and dust removal effect is poor, influences environmental quality and workman health, and the dust not only can cause the pollution to the environment in wafting the air, can also influence the purity after the ore is smashed simultaneously, influences the processing of ore.

The above description is included in the technical recognition scope of the inventors, and does not necessarily constitute the prior art.

SUMMERY OF THE UTILITY MODEL

The utility model provides a dust fall screening station concentrates screening machine, feeding piece and thin material transmission piece to be installed in the frame, can in time sieve the material after the breakage by screening plant to carry to the assigned position, reduce the holistic area of equipment, easy to assemble and transport, use easy maintenance, job stabilization is reliable. Simultaneously can produce or the dust that scatters or the granule separation that splashes in screening and material transfer process through the dust collection box who installs in the screening machine outside inside the dust collection box, avoid causing the influence to the environment, realize the broken safety in production of ore, the production process is clean and tidy more, avoids workman's dust too much to inhale the dust and influences healthyly.

In order to solve the problem, the utility model provides a dust fall screening station, include: a frame; the screening machine is obliquely arranged on the rack and comprises an upper feeding screening layer and a lower discharging port; the feeding part comprises a discharging end, and the discharging end is arranged at the top of the feeding screening layer; the fine material conveying piece is arranged below the discharge port; the dust collection box is internally provided with a dust collection space, the dust collection box is arranged on the frame, and the screening machine is arranged in the dust collection space.

Further, the screening machine is the circle sieve that shakes, and the circle is shaken the sieve and is provided with the multilayer screening net, and the bottom of a plurality of screening nets is the discharge end, and the below of discharge end is provided with the pay-off piece, and screening net and pay-off piece one-to-one, and the pay-off piece is provided with a plurality of water smoke nozzles along its length direction.

Further, the screening net comprises a feeding screening layer, a middle screening layer and a secondary screening layer which are sequentially arranged from top to bottom, the feeding piece comprises a large material belt conveyor, a middle material belt conveyor, a small material belt conveyor and a fine material conveying piece, a fixing support is arranged on the frame, and fixing ropes are arranged at one ends, far away from the screening machine, of the large material belt conveyor and the middle material belt conveyor and connected with the fixing support.

Further, big material belt feeder, well material belt feeder and little material belt feeder one end all are provided with the fitting piece, are provided with the support frame in the frame, and the support frame can be dismantled with the fitting piece and be connected.

Further, the fitting piece is the connecting rod, and the connecting rod both ends are provided with rotatable cooperation arch, and the support frame both ends are provided with the cooperation dish, and the cooperation dish is provided with removal recess and spacing recess, removes the recess and extends to cooperation dish inside, and spacing recess is the annular groove, removes recess and spacing recess intercommunication.

Furthermore, a spraying system is also arranged and controls the water mist nozzle.

Further, still including transporting the belt, transport the belt and set up between pay-off piece and discharge end.

Furthermore, the dust collection box is connected with a dust removal system, the dust removal system comprises a dust remover, a dust collection pipe and a dust removal fan, the dust remover is communicated with the dust collection box, and the dust collection pipe is respectively connected with the dust remover and the dust removal fan.

Further, the feeding piece is a feeding belt conveyor which is arranged in the dust collecting space.

Further, the feeding belt conveyor comprises a feeding end and a discharging end, and the feeding end is provided with a material blocking side plate.

The beneficial effects of the utility model reside in that, concentrate screening machine, feeding spare and thin material transmission piece and install in the frame, can in time sieve the material after the breakage by screening plant to carry to the assigned position, reduce the holistic area of equipment, easy to assemble and transport, use easy maintenance, job stabilization is reliable. Simultaneously can produce or the scattered dust of production or the granule separation that splashes in screening and material transfer process inside the dust collection box through the dust collection box of installing in the screening machine outside, avoid causing the influence to the environment, realize the broken safety in production of ore, the production process is cleaner clean and tidy more, avoids workman's dust too much to inhale the dust and influences healthily, and the whole equipment compactness can realize changing to make things convenient for the dust collection, the processing that produce when the equipment operation.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the application and not to limit the invention. In the drawings:

fig. 1 is a schematic view of the three-dimensional structure of the dust collecting box of the present invention.

Fig. 2 is a schematic perspective view of an embodiment.

Fig. 3 is a schematic perspective view of the fitting.

Fig. 4 is a schematic perspective view of an embodiment of a support frame.

Fig. 5 is a schematic side structure diagram of the dust removing device of the present invention.

10, a frame; 101. a fixed bracket; 20. screening machine; 30. a feeding member; 301. a feeding end; 302. a discharge end; 303. a material blocking side plate; 40. a fines conveyor; 50. a dust collection box; 601. a large material belt conveyor; 602. a medium material belt conveyor; 603. a small material belt conveyor; 604. a transfer belt; 70. a mating member; 701. a mating protrusion; 80. a support frame; 801. a mating tray; 802. moving the groove; 803. a limiting groove; 901. a dust remover; 902. a dust collecting pipe; 903. a dust removal fan.

Detailed Description

In order to more clearly explain the overall concept of the present application, the following detailed description is given by way of example in conjunction with the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the scope of the present invention is not limited by the specific embodiments disclosed below.

In addition, in the description of the present invention, it is to be understood that the terms "top," "bottom," "inner," "outer," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. In the description of the present specification, reference to the description of "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The utility model discloses in, as shown in fig. 1-5, a dust fall screening station includes: a frame 10; the screening machine 20 is obliquely arranged on the frame 10, and the screening machine 20 comprises an upper feeding screening layer and a lower discharging hole; the feeding piece 30, the feeding piece 30 includes the discharge end 302, the discharge end 302 is set up in the top of the feeding sifting layer; the fine material conveying piece 40 is arranged below the discharge port; a dust box 50, a dust collecting space is arranged in the dust box 50, the dust box 50 is arranged on the frame 10, and the sieving machine 20 is arranged in the dust collecting space.

The screening machine 20 is obliquely installed on the frame 10, so that ores can more easily vibrate or move along a feeding screening layer above the screening machine in the material screening process, the discharge end 302 of the feeding piece 30 is arranged above the top of the feeding screening layer, so that the materials can be sufficiently screened, large-particle materials move from the top to the bottom of the feeding screening layer, some small-particle materials fall into the fine material conveying piece 40 below from the sieve holes of the feeding screening layer through the discharge hole to complete the screening process, the dust box 50 is installed on the frame 10, dust generated by vibration or movement in the screening process can be scattered in the air, the scattering speed is reduced under the obstruction of the dust box 50, and finally the dust box 50 falls into the bottom of the dust box 50 or the frame 10.

The utility model discloses a concentrate screening machine 20, feeding piece 30 and thin material transmission piece and install in frame 10, can in time sieve the material after the breakage by screening plant to carry to the assigned position, reduce the holistic area of equipment, easy to assemble and transport use easy maintenance, job stabilization is reliable. Simultaneously can produce or the dust that scatters or the granule separation that splashes in screening and the material transfer process inside dust collection box 50 through the dust collection box 50 of installing in the screening machine 20 outside, avoid causing the influence to the environment, realize the broken safety in production of ore, the production process is cleaner and tidier, it influences healthy to avoid workman's dust to inhale the dust too much, and dust collection box 50 can also realize the separation noise, the effect of protection internal machine, quick transition can be realized to the equipment compactness, and the dust that produces when making things convenient for the equipment operation is collected, handle.

For the frame 10, can include fixed frame 10 fixed on station ground and can rotate around fixed frame 10, install screening machine 20 in rotating frame 10, can adjust the inclination of screening machine 20, under the condition of not changing screening machine 20, adjust screening speed and the sieve material quality of screening machine 20, simultaneously in the transportation, can drive the rotatory paper horizontal state of screening machine 20, reduce the volume of equipment, be favorable to the quick travel of equipment. Meanwhile, the dust box 50 may be formed by splicing a plurality of smaller dust boxes 50, and an elastic flexible connection is provided between the two smaller dust boxes 50 to adapt to the up-and-down rotation of the sieving machine 20.

It should be further noted that the screening machine 20 is a circular vibrating screen, the circular vibrating screen is provided with a plurality of layers of screening nets, the bottom of the screening nets is a discharge end 302, a feeding piece is arranged below the discharge end 302, the screening nets and the feeding piece are in one-to-one correspondence, and the feeding piece is provided with a plurality of water mist nozzles along the length direction of the feeding piece. Because the circle shakes and sieves higher screening efficiency and productivity ratio, and the circle shakes and sieves and is provided with the multilayer screening net, the lower top of screening net is provided with discharge end 302, and the material falls into the pay-off piece from discharge end 302, and every screening net all corresponds a pay-off piece, and at the in-process of carrying the material, the water smoke nozzle can spray the water smoke to materials such as ore on the pay-off piece, avoids the dust to fly away in transportation process, further improve equipment's dust removal effect, improvement production environment.

More specifically, the screening net includes feeding screening layer, middle-level screening layer and secondary screening layer that set gradually from top to bottom, and the pay-off piece includes big material belt feeder 601, well material belt feeder 602, little material belt feeder 603 and thin material transmission piece, is provided with fixed bolster 101 on the frame 10, and big material belt feeder 601 and the one end that keeps away from the screening machine 20 of well material belt feeder 602 are provided with fixed rope, and fixed rope links to each other with fixed bolster 101. In this embodiment, the circular vibrating screen is provided with three screening layers, which are respectively a feeding screening layer, a middle screening layer and a secondary screening layer from top to bottom, the size of the screen holes on the screening layers can be selected according to the actual situation, the material screening layers are arranged, the middle screening layer and the secondary screening layer respectively correspond to the large material belt 601, the middle material belt 602 and the small material belt 603, the fine materials screened by the secondary screening layer fall onto the fine material conveying member through the screen holes, the frame 10 is provided with a fixed support 101, one end of the large material belt 601, the middle material belt 602 and the small material belt 603 is fixed on the frame 10, the other end is connected with the fixed support 101 through a fixed rope, so as to adjust the inclination angles and positions of the large material belt 601, the middle material belt 602 and the small material belt 603, and the materials can be conveyed to the proper positions by changing the heights and positions of the three, the dust floating area and the diffusion speed are properly adjusted, for example, the inclination angles of the three belt conveyors can be increased, the belts on the back surfaces of the three belt conveyors block outside wind to blow dust on ores, or the belt conveyors are arranged at the lower wind openings, so that the harm to the health of workers is reduced.

The utility model discloses well thin material conveying and feeding piece 30 can select the form of belt feeder.

Preferably, in order to facilitate the transportation of the whole device and the quick installation of the three belt conveyors, the fitting pieces 70 are arranged at one ends of the large material belt conveyor 601, the medium material belt conveyor 602 and the small material belt conveyor 603, the support frame 80 is arranged on the frame 10, and the support frame 80 is detachably connected with the fitting pieces 70.

Furthermore, the fitting part 70 is a connecting rod, two ends of the connecting rod are provided with rotatable fitting protrusions 701, two ends of the supporting frame 80 are provided with fitting discs 801, the fitting discs 801 are provided with moving grooves 802 and limiting grooves 803, the moving grooves 802 extend towards the inside of the fitting discs 801, the limiting grooves 803 are annular grooves, and the moving grooves 802 are communicated with the limiting grooves 803. During installation, the whole length of connecting rod is greater than the distance between two cooperation dishes 801, and when the connecting rod was arranged in between two cooperation dishes 801, at normal running fit arch 701 for connecting rod length is elongated, slides in the cooperation arch 701 with the connecting rod along removing recess 802, normal running fit arch 701 again makes it rotate and gets into annular spacing recess 803, in order to realize fast that the belt feeder is fixed between several families.

It needs to be further explained that a spraying system is also arranged and controls the water mist nozzles. Can be according to the volume that different belt feeder produced the dust, there is the volume of spraying system control water smoke nozzle blowout water smoke, more accurate and nimble, when changing different screen cloth, can adjust with the water economy resource according to actual conditions. In some embodiments, water mist nozzles may also be placed on both sides of the screening mesh in each layer of the screening machine 20 to reduce dust drifting from vibration during the screening process.

As a preferred embodiment, a transfer belt 604 is further included, and the transfer belt 604 is disposed between the feeding member and the discharge end 302. In order to reduce the overall size of the device and reduce the distance between each screening net and the probability of dust scattering in the vibration process, a transfer belt 604 can be arranged between the feeding piece and the discharge end 302 of each screening net, so that the situation that three belt conveyors are overlapped at the discharge end 302 and a screening machine 20 with a large height is selected is avoided.

More specifically, the dust box 50 is connected to a dust removal system, the dust removal system includes a dust collector 901, a dust collection pipe 902 and a dust removal fan 903, the dust collector 901 is communicated with the dust box 50, and the dust collection pipe 902 is respectively connected to the dust collector 901 and the dust removal fan 903. The dust collector 901 collects the dust in the dust collection box 50 and falls into the dust collection pipe 902, the dust is blown into the centralized processor by the dust collection fan 903 and then is transported to a processing point by the transfer vehicle, the inside of the dust collector 901 is fixedly provided with a primary filter screen, the inner side of the primary filter screen is provided with an ionization zone, the primary filter screen can preliminarily filter the gas and filter large-particle dust, the activated carbon filter screen can further filter the gas, filter fine particle dust contained in the gas, fully ensure the completeness of dust filtration, by providing an ionization region and a dust collection region inside the dust collector 901, the ionization region is provided with discharge electrode lines and a first cathode plate to generate a high-voltage electrostatic field, so that dust is electrically separated to be negatively charged, then the positive electricity generated by the anode plate of the dust collecting area attracts and deposits the dust with negative electricity, and further removes the dust in the gas.

It should be further noted that the feeding member 30 is a feeding belt conveyor, and the feeding belt conveyor is disposed in the dust collecting space. The dust collecting space is provided with an inlet and a plurality of outlets, the inlet is provided with a feeding belt conveyor, the outlets are provided with feeding pieces, the feeding pieces 30 are arranged in the dust collecting space, and dust flying by the feeding belt can be kept in the dust collecting box 50, so that the possibility of dust scattering is reduced.

Further, the feeding belt conveyor comprises a feeding end 301 and a discharging end 302, and the feeding end 301 is provided with a material blocking side plate 303. In order to avoid large granule ore can't in time remove to discharge end 302 in the feeding process, and lead to the ore to spill over the feeding belt at feed end 301, therefore be provided with in feed end 301 and keep off material curb plate 303, play certain guard action to the large granule material, the side of feed end 301 all is provided with in the relative one side of feeding direction and keeps off material curb plate 303 for the ore falls into feed end 301 more easily, reduces the ore and drops the possibility to staff and equipment injury.

The utility model can be realized by adopting or using the prior art for reference in places which are not mentioned in the utility model.

The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments.

The above are merely examples of the present invention, and are not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims (10)

1. The utility model provides a dust fall screening station which characterized in that includes:

a frame;

the screening machine is obliquely arranged on the rack and comprises an upper feeding screening layer and a lower discharging port;

the feeding piece comprises a discharging end, and the discharging end is arranged at the top of the feeding screening layer;

the fine material conveying piece is arranged below the discharge hole;

the dust collection box is internally provided with a dust collection space, the dust collection box is arranged on the rack, and the screening machine is arranged in the dust collection space.

2. The dust fall screening station according to claim 1, wherein the screening machine is a circular vibration screening machine provided with a plurality of layers of screening nets, the bottom of the screening nets is a discharge end, a feeding piece is arranged below the discharge end, the screening nets correspond to the feeding piece in a one-to-one mode, and the feeding piece is provided with a plurality of water mist nozzles along the length direction of the feeding piece.

3. The dust fall screening station according to claim 2, wherein the screening net comprises a feeding screening layer, a middle screening layer and a secondary screening layer which are sequentially arranged from top to bottom, the feeding part comprises a large material belt conveyor, a middle material belt conveyor, a small material belt conveyor and a fine material conveying part, a fixed support is arranged on the frame, a fixed rope is arranged at one end, far away from the screening machine, of the large material belt conveyor and the middle material belt conveyor, and the fixed rope is connected with the fixed support.

4. The dust fall screening station according to claim 3, wherein one end of each of the large material belt conveyor, the medium material belt conveyor and the small material belt conveyor is provided with a matching piece, the frame is provided with a support frame, and the support frame is detachably connected with the matching piece.

5. The dust fall screening station according to claim 4, wherein the fitting member is a connecting rod, the two ends of the connecting rod are provided with rotatable fitting protrusions, the two ends of the supporting frame are provided with fitting discs, the fitting discs are provided with moving grooves and limiting grooves, the moving grooves extend towards the insides of the fitting discs, the limiting grooves are annular grooves, and the moving grooves are communicated with the limiting grooves.

6. The dust fall screening station of claim 2, further provided with a spray system that controls the water mist nozzles.

7. The dust fall screening station of claim 2, further comprising a transfer belt disposed between the feed member and the discharge end.

8. The dust settling screening station of claim 1, wherein the dust collection box is connected to a dust removal system, the dust removal system comprises a dust collector, a dust collection pipe and a dust removal fan, the dust collector is communicated with the dust collection box, and the dust collection pipe is respectively connected with the dust collector and the dust removal fan.

9. The dust fall screening station of claim 1, wherein the feed member is a feed belt conveyor disposed within the dust collection space.

10. The dust fall screening station of claim 9, wherein the feed belt conveyor comprises a feed end and the discharge end, the feed end being provided with a material blocking side plate.

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