CN219540973U - Petroleum coke screening and dust removing device - Google Patents

Abstract

The technical scheme of the utility model provides a screening and dust removing device for petroleum coke, which comprises the following components: screening mechanism, screening mechanism includes base, vibrating subassembly, screening seat and a plurality of stack sifting layer, vibrating subassembly installs the top of base, the screening seat is installed vibrating subassembly's top, a plurality of stack sifting layer from last to stacking in proper order down, just between the adjacent layer of stack sifting layer and bottommost stack sifting layer with all be connected through threaded connection spare between the screening seat. According to the utility model, a plurality of overlapped screening layers are arranged above the screening seat in a threaded connection mode, so that the stage numbers needing to be screened can be freely set to adapt to the situation that the stage numbers of petroleum coke needing to be screened in a grading way are more, the separation is convenient, the stage numbers are increased or reduced, the different screening requirements are met, and the production cost is saved; through the dust removal external member with the mode of cover on the screening mechanism, be convenient for erect and remove dust, convenient operation.

Description

Petroleum coke screening and dust removing device

Technical Field

The utility model relates to the technical field of petroleum coke treatment, in particular to a screening and dedusting device for petroleum coke.

Background

After purchasing petroleum coke, the material factories need to screen the raw materials to be classified into different particle sizes and then package the raw materials so as to be sold in the later stage. Petroleum coke is typically screened using a vibrating screen.

For example, the Chinese patent with publication number CN 217616025U discloses a petroleum coke selecting device, which is characterized in that a cam and a sliding plate are added, so that the sliding plate is driven by the rotation of the cam to drive a feeding frame, and a second screening net in the feeding frame screens materials.

However, the prior art has a small number of classification stages for petroleum coke, and is not applicable to a multi-stage screening scene in which the coke is required to be refined. Specifically, the particle size of petroleum coke is usually set to 20 mesh or less, 20-40 mesh, 40-80 mesh, 80-100 mesh or more and 100 mesh or more in fine classification, and the number of stages of sieving is large, and more sieving layers are needed. The number of screen stages is increased or decreased according to actual production requirements, so that the screen device in the prior art is inconvenient to increase or decrease the number of subsequent screen stages, and the production cost is increased due to the fact that equipment is purchased or customized again. In addition, during the petroleum coke screening process, a large amount of dust is generated to influence the physical health of workers in the production environment, and no effective solution is proposed at present for the problems in the related art.

Disclosure of Invention

In view of the foregoing, there is a need for a petroleum coke screening and dust removal apparatus that solves the technical problem of the prior art that the screening apparatus is not convenient for increasing or decreasing the number of subsequent stages of screening.

In order to achieve the technical purpose, the technical scheme of the utility model provides a screening and dedusting device for petroleum coke, which comprises the following components:

the screening mechanism comprises a base, a vibrating assembly, a screening seat and a plurality of overlapped screening layers, wherein the vibrating assembly is arranged at the top of the base, the screening seat is arranged at the top of the vibrating assembly, the plurality of overlapped screening layers are sequentially overlapped from top to bottom, and the adjacent layers of the overlapped screening layers and the bottommost overlapped screening layers and the screening seat are connected through threaded connecting pieces;

the dust removal external member, the dust removal external member includes sleeve, top cap subassembly and bag collector, the sleeve suit is in screening mechanism's outside, the top cap subassembly is pegged graft telescopic top, bag collector's import is provided with corrugated hose, corrugated hose's the other end with top of top cap subassembly is connected.

Further, the superimposed screening layer comprises an outer circular shell, a screen and a discharging cylinder, wherein the outer diameter of the outer circular shell is equal to the outer diameter of the screening seat, the screen is arranged on the inner side of the outer circular shell, the discharging cylinder is arranged on the outer side of the outer circular shell, and the outer circular shell on the superimposed screening layer is connected with the screening seat through a threaded connecting piece at the bottommost part.

Further, the threaded connecting piece comprises a connecting cylinder and a threaded column, wherein the connecting cylinder is arranged at the top of the screen mesh and the inner bottom wall of the screening seat, the threaded column is arranged at the bottom of the screen mesh, and the threaded column is in threaded connection with the corresponding connecting cylinder.

Further, the outside of screening seat and outer shell has all been seted up the bleeder vent, the bleeder vent position is close to screening seat with the upper surface of outer shell.

Further, the vibration assembly comprises an up-down vibration structure and a horizontal vibration structure, the up-down vibration structure is mounted on the base, the horizontal vibration structure is mounted at the vibration end of the up-down vibration structure, and the screening seat is arranged at the vibration end of the horizontal vibration structure.

Further, the up-down vibration structure comprises a first driving motor, a first cam, four spring telescopic pieces and a plate body, wherein the first driving motor is installed at the top of the base, the first cam is installed on an output shaft of the first driving motor, the spring telescopic pieces are fixed between the plate body and one side, opposite to the base, of the plate body, and the plate body is installed between the top ends of the four spring telescopic pieces.

Further, the horizontal vibration structure comprises a second driving motor, a second cam, a frame barrel and universal wheels, wherein the second driving motor is installed at the top of the plate body, the second cam is installed on an output shaft of the second driving motor, the frame barrel is sleeved on the outer side of the second cam, the number of the universal wheels is four, and the four universal wheels are all installed at the bottom of the frame barrel.

Further, the top cover assembly comprises a cone cover, an annular elastic rubber film, a feeding barrel and a mesh cone cover, wherein the cone cover is sleeved on the sleeve, the annular elastic rubber film is arranged on the inner side of the cone cover, the feeding barrel is arranged on the inner side of the annular elastic rubber film, and the mesh cone cover is arranged on the bottom of the feeding barrel.

Further, the mesh cone cover is positioned on top of the uppermost stacked sifting layer.

Further, a communication port is formed in the outer side of the cone cover, the communication port is connected with the corrugated hose, and a plug is arranged on the inner side of the mesh cone cover through a connecting rod.

Compared with the prior art, the utility model has the beneficial effects that: the multiple overlapped screening layers are arranged above the screening seat in a threaded connection mode, so that the stage numbers needing to be screened can be freely set to adapt to the situation that the stage numbers of the petroleum coke needing to be screened in a grading way are more, the separation is convenient, the stage numbers are increased or reduced, the different screening requirements are met, and the production cost is saved; through the dust removal external member with the mode of cover on the screening mechanism, be convenient for erect and remove dust, convenient operation.

Drawings

FIG. 1 is a three-dimensional view of a structure according to the present utility model;

FIG. 2 is an exploded view of the screening mechanism according to the present utility model;

FIG. 3 is a three-dimensional view of a stacked sifting layer according to the present utility model;

FIG. 4 is a three-dimensional view of a horizontal vibration structure according to the present utility model;

fig. 5 is a three-dimensional view of a top cap assembly according to the present utility model;

fig. 6 is a cross-sectional view of the cap assembly according to the present utility model;

in the figure: 1. a screening mechanism; 11. a base; 12. a vibration assembly; 13. a screening seat; 14. stacking and screening layers;

121. a vertical vibration structure; 122. a horizontal vibration structure;

1211. a first driving motor; 1212. a first cam; 1213. a spring telescoping member; 1214. a plate body;

1221. a second driving motor; 1222. a second cam; 1223. a frame cylinder; 1224. a universal wheel;

141. an outer cylindrical shell; 142. a connecting cylinder; 143. a threaded column; 144. a screen; 145. a discharging cylinder; 146. ventilation holes;

2. a dust removal kit; 21. a sleeve; 22. a top cover assembly; 23. a bag filter; 201. a corrugated hose;

221. a cone cover; 222. an annular elastic rubber membrane; 223. a feed cylinder; 224. a mesh cone cover; 225. a communication port; 226. and (5) plugging.

Detailed Description

The following detailed description of preferred embodiments of the utility model is made in connection with the accompanying drawings, which form a part hereof, and together with the description of the embodiments of the utility model, are used to explain the principles of the utility model and are not intended to limit the scope of the utility model.

As shown in fig. 1-2, the utility model provides a petroleum coke screening and dedusting device, which comprises a screening mechanism 1 and a dedusting sleeve member 2, wherein the screening mechanism 1 is used for vibrating screening petroleum coke, and the dedusting sleeve member 2 is used for dedusting during screening.

Specifically, screening mechanism 1 includes base 11, vibrating assembly 12, screening seat 13 and a plurality of stack sifting layer 14, vibrating assembly 12 installs at the top of base 11, base 11 is arranged in subaerial, available rag bolt fastens between base 11 and the ground, screening seat 13 installs at the top of vibrating assembly 12, screening seat 13 is fixed through the bolt with vibrating assembly 12, a plurality of stack sifting layer 14 stacks in proper order from top to bottom, and all be connected through threaded connection between stack sifting layer 14 adjacent layer and between stack sifting layer 14 and screening seat 13 of bottommost, stack sifting layer 14 can continue to overlap in stack sifting layer 14 top through threaded connection, thereby reach the mesh of being convenient for increase multistage screening later reduction multistage screening.

It will be appreciated that the number of superimposed sifting layers 14 may be increased or decreased depending on the actual requirements.

In addition, the dust collection kit 2 comprises a sleeve 21, a top cover assembly 22 and a bag type dust collector 23, wherein the sleeve 21 is sleeved on the outer side of the screening mechanism 1, and a support column is arranged at the bottom of the sleeve 21, so that the lower part of the sleeve 21 is supported, enough space is leaked for discharging materials, and the space is an air inlet for dust collection; top cap subassembly 22 is pegged graft at the top of sleeve 21, and bag collector 23's import is provided with bellows 201, and bellows 201's the other end is connected with top of top cap subassembly 22, communicates in the top cap subassembly 22 through bellows 201 to link up inside sleeve 21, under the fan effect of bag collector 23 department, wind-force gets into from sleeve 21 below space, drives the ascending suction of its inside superficial heavy piece, and is last by bag collector 23 dust removal, thereby prevent the superficial heavy overmuch that sieves produced and influence workman's operational environment.

It can be appreciated that the bag filter 23 is provided with a fan, which is a mature prior art means, and is a technical feature known to those skilled in the art, and the bag filter 23 is generally provided with a fan to perform wind suction so as to achieve the effect of guiding the air flow to perform dust removal and filtration.

In one embodiment, referring to fig. 3, the stacked sifting layer 14 includes an outer shell 141, a screen 144, and a take-off cylinder 145; the outer diameter of the outer shell 141 is equal to the outer diameter of the screen seat 13 so that it can be closed when stacked on top of the screen seat 13; the screen 144 is arranged on the inner side of the outer circular shell 141, the screen 144 is used for screening petroleum coke, the mesh diameter of the screen 144 of each layer is different, and the mesh diameter is determined according to the size of the petroleum coke to be screened on the layer; the discharge cylinder 145 is arranged on the outer side of the outer cylindrical shell 141, and the discharge cylinder 145 is used for discharging the petroleum coke screened and remained on the layer, wherein the outer cylindrical shell 141 on the bottommost overlapped screening layer 14 is connected with the screening seat 13 through a threaded connecting piece.

Further, in order to achieve the purpose of being convenient for stacking the screening stages, the threaded connecting piece comprises a connecting cylinder 142 and a threaded column 143, wherein the connecting cylinder 142 is arranged at the top of the screen 144 and the inner bottom wall of the screening seat 13, the threaded column is arranged at the bottom of the screen 144, the threaded column 143 is in threaded connection with the corresponding connecting cylinder 142, the upper outer shell 141 is attached to the lower outer shell 141 through the threaded column 143 at the bottom of the screen 144, the bottommost stacking screening layer 14 is attached to the screening seat 13, and the purpose that the screening stages can be increased or decreased at will is achieved.

It will be appreciated that the structure of the screen housing 13 is substantially the same as the superimposed screen layers 14, and that the outside of the screen housing 13 is also provided with a discharge cylinder 145 for discharging, the only difference between the two being that the bottom of the screen housing 13 is a closed plate and that the bottom of the screen housing 13 is not provided with threaded studs 143.

Further, in order to collect the floating and sinking of the raise during screening, the outer sides of the screening seat 13 and the outer circular shell 141 are provided with air holes 146, the positions of the air holes 146 are close to the upper surfaces of the screening seat 13 and the outer circular shell 141, the air holes 146 are used for sucking light raise dust along with air, and the condition that the suction dust removing effect is poor due to the fact that all raise dust is discharged when being concentrated to the bottom for discharging is avoided.

In a certain embodiment, referring to fig. 4, the vibration assembly 12 includes an up-down vibration structure 121 and a horizontal vibration structure 122, the up-down vibration structure 121 is mounted on the base 11, the horizontal vibration structure 122 is mounted at the vibration end of the up-down vibration structure 121, the screening seat 13 is disposed at the vibration end of the horizontal vibration structure 122, and the up-down vibration structure 121 and the horizontal vibration structure 122 form a screening cooperation of horizontal shaking screening distribution up-down swinging, so as to achieve a more comprehensive swinging screening effect.

Further, the up-down vibration structure 121 includes a first driving motor 1211, a first cam 1212, four spring expansion members 1213 and a plate 1214, the first driving motor 1211 is mounted on the top of the base 11, the first cam 1212 is mounted on the output shaft of the first driving motor 1211, the spring expansion members 1213 are fixed between the plate 1214 and the opposite side of the base 11, the plate 1214 is mounted between the top ends of the four spring expansion members 1213, the first cam 1212 is driven to rotate by the first driving motor 1211, and the plate 1214 is pushed upward by the first cam 1212, so that the plate 1214 vibrates up and down under the pushing of the shape of the cam 1212 and the self weight of the plate 1214.

Further, the horizontal vibration structure 122 includes a second driving motor 1221, a second cam 1222, a frame cylinder 1223 and universal wheels 1224, the second driving motor 1221 is installed at the top of the board 1214, the second cam 1222 is installed on the output shaft of the second driving motor 1221, the frame cylinder 1223 is sleeved on the outer side of the second cam 1222, the number of the universal wheels 1224 is four, and the four universal wheels 1224 are all installed at the bottom of the frame cylinder 1223, the second cam 1222 is driven to rotate by the second driving motor 1221, the second cam 1222 pushes the frame cylinder 1223, and the frame cylinder 1223 is pushed to push the frame cylinder 1223 back and forth and left and right in the horizontal direction, and the frame cylinder 1223 slides at the top of the board 1214 under the support of the universal wheels 1224, so as to achieve the effect of horizontal vibration on the frame cylinder 1223.

It will be appreciated that the universal wheel 1224 and the frame cylinder 1223 are not limited in the vertical direction, since the horizontal offset of the vibration amplitude at the time of screening is not large and the overlap length of the frame cylinder 1223 and the second cam 1222 is sufficient to prevent the frame cylinder 1223 from coming off when vibrating up and down.

In one embodiment, referring to fig. 5 and 6, the top cap assembly 22 includes a cone cap 221, an annular elastic rubber film 222, a feed cylinder 223, and a mesh cone cap 224, the cone cap 221 is sleeved on the sleeve 21, the cone cap 221 is used to close the top of the sleeve 21, the annular elastic rubber film 222 is disposed on the inner side of the cone cap 221, the feed cylinder 223 is disposed on the inner side of the annular elastic rubber film 222, the annular elastic rubber film 222 is used to provide a moving space of the feed cylinder 223 when vibrating, the mesh cone cap 224 is disposed at the bottom of the feed cylinder 223, the mesh cone cap 224 is located at the top of the uppermost stacked sifting layer 14, and the mesh cone cap 224 is used to cover the uppermost stacked sifting layer 14, and the meshes thereon are communicated with the inside and outside air, thereby sucking the floating dust thereof when feeding.

Further, a communication port 225 is formed in the outer side of the cone cover 221, the communication port 225 is connected with the corrugated hose 201, a plug 226 is arranged on the inner side of the mesh cone cover 224 through a connecting rod, the connecting cylinder 142 on the topmost overlapped screening layer 14 is plugged through the plug 226, and the corrugated hose 201 is communicated through the communication port 225 to allow air to be sucked into the bag type dust collector 23 for dust collection.

Working principle: when the petroleum coke screening device is used, petroleum coke is thrown into a feeding cylinder 223, meanwhile, a vibration assembly 12 generates vibration, a screening seat 13 and a superposition screening layer 14 vibrate simultaneously, petroleum coke is screened under the vibration effect, the petroleum coke sequentially falls into the superposition screening layer 14 of the next layer, the petroleum coke is screened by a plurality of superposition screening layers 14 respectively, the finest petroleum coke falls into the screening seat 13, the petroleum coke of each layer is discharged from a corresponding discharging cylinder 145, and the discharging cylinder 145 is sleeved with a hose for guiding the discharge of the petroleum coke when in use; when in vibration screening, due to the cover of the sleeve 21 and the top cover assembly 22, the air flow flowing from the bottom of the sleeve 21 to the inside of the sleeve 21 is formed by matching with the suction of a fan at the bag type dust collector 23, and floating dust is driven to enter the bag type dust collector 23 through the corrugated hose 201 for filtration, so that a dust collection effect is provided; when the screening level is required to be adjusted, the sleeve 21 and the top cover assembly 22 are pulled away from the upper part of the screening mechanism 1, the screening level can be reduced by rotating and disassembling the corresponding overlapped screening layers 14, the screening level can be increased by rotating and installing the corresponding overlapped screening layers 14, and finally the height of the sleeve 21 is required to be adjusted correspondingly.

The entire workflow is completed and what is not described in detail in this specification is well known to those skilled in the art.

The present utility model is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present utility model are intended to be included in the scope of the present utility model.

Claims (10)

1. A petroleum coke screening and dust removal apparatus comprising:

the screening mechanism comprises a base, a vibrating assembly, a screening seat and a plurality of overlapped screening layers, wherein the vibrating assembly is arranged at the top of the base, the screening seat is arranged at the top of the vibrating assembly, the plurality of overlapped screening layers are sequentially overlapped from top to bottom, and the adjacent layers of the overlapped screening layers and the bottommost overlapped screening layers and the screening seat are connected through threaded connecting pieces;

the dust removal external member, the dust removal external member includes sleeve, top cap subassembly and bag collector, the sleeve suit is in screening mechanism's outside, the top cap subassembly is pegged graft telescopic top, bag collector's import is provided with corrugated hose, corrugated hose's the other end with top of top cap subassembly is connected.

2. The petroleum coke screening and dust removing apparatus according to claim 1, wherein the superimposed screening layer comprises an outer cylindrical shell, a screen and a discharge cylinder, the outer diameter of the outer cylindrical shell is equal to the outer diameter of the screening seat, the screen is disposed on the inner side of the outer cylindrical shell, and the discharge cylinder is disposed on the outer side of the outer cylindrical shell, wherein the outer cylindrical shell on the lowermost superimposed screening layer is connected with the screening seat by a screw connection.

3. The petroleum coke screening and dust removal apparatus of claim 2, wherein the threaded connection comprises a connecting cylinder disposed at the top of the screen and the inner bottom wall of the screening bed, and a threaded column disposed at the bottom of the screen, the threaded column being threadedly connected to the corresponding connecting cylinder.

4. The petroleum coke screening and dust removing apparatus according to claim 3, wherein the outer sides of the screening seat and the outer cylindrical shell are provided with ventilation holes, and the ventilation holes are positioned closely to the upper surfaces of the screening seat and the outer cylindrical shell.

5. The petroleum coke screening and dust removal apparatus of claim 1, wherein the vibration assembly includes an up-and-down vibration structure mounted on the base and a horizontal vibration structure mounted at a vibration end of the up-and-down vibration structure, the screening seat being disposed at the vibration end of the horizontal vibration structure.

6. The petroleum coke screening and dust removing apparatus according to claim 5, wherein the up-down vibration structure includes a first driving motor installed at a top of the base, a first cam installed on an output shaft of the first driving motor, four spring telescoping members fixed between the plate and a side opposite to the base, and a plate installed between top ends of the four spring telescoping members.

7. The petroleum coke screening and dust removing apparatus of claim 6, wherein the horizontal vibration structure includes a second driving motor, a second cam, a frame cylinder and universal wheels, the second driving motor is installed at the top of the plate body, the second cam is installed on an output shaft of the second driving motor, the frame cylinder is sleeved at the outer side of the second cam, the number of the universal wheels is four, and four universal wheels are installed at the bottom of the frame cylinder.

8. The petroleum coke screening and dust removal device of claim 1, wherein the top cap assembly comprises a cone cap, an annular elastic rubber membrane, a feed cylinder and a mesh cone cap, wherein the cone cap is sleeved on the sleeve, the annular elastic rubber membrane is arranged on the inner side of the cone cap, the feed cylinder is arranged on the inner side of the annular elastic rubber membrane, and the mesh cone cap is arranged on the bottom of the feed cylinder.

9. The petroleum coke screening and dust removal apparatus of claim 8, wherein said mesh cone cover is positioned on top of the uppermost said stacked screening layer.

10. The petroleum coke screening and dust removing apparatus according to claim 9, wherein a communication port is provided on the outer side of the cone cover, the communication port is connected with the corrugated hose, and a plug is provided on the inner side of the mesh cone cover through a connecting rod.