CN117884349A - Slag micropowder screening equipment - Google Patents
Slag micropowder screening equipment Download PDFInfo
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- CN117884349A CN117884349A CN202410286495.2A CN202410286495A CN117884349A CN 117884349 A CN117884349 A CN 117884349A CN 202410286495 A CN202410286495 A CN 202410286495A CN 117884349 A CN117884349 A CN 117884349A
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- 238000012216 screening Methods 0.000 title claims abstract description 123
- 239000002893 slag Substances 0.000 title claims abstract description 94
- 238000009434 installation Methods 0.000 claims abstract description 42
- 238000007599 discharging Methods 0.000 claims abstract description 18
- 230000007246 mechanism Effects 0.000 claims description 50
- 238000007664 blowing Methods 0.000 claims description 44
- 239000000843 powder Substances 0.000 claims description 35
- 238000007789 sealing Methods 0.000 claims description 20
- 230000005540 biological transmission Effects 0.000 claims description 6
- 239000006185 dispersion Substances 0.000 claims description 5
- 238000001914 filtration Methods 0.000 claims description 3
- 239000011148 porous material Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 18
- 230000008569 process Effects 0.000 abstract description 16
- 239000000463 material Substances 0.000 abstract description 11
- 239000004744 fabric Substances 0.000 abstract description 6
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 24
- 235000017491 Bambusa tulda Nutrition 0.000 description 24
- 241001330002 Bambuseae Species 0.000 description 24
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 24
- 239000011425 bamboo Substances 0.000 description 24
- 239000002245 particle Substances 0.000 description 8
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
The application discloses slag micropowder screening equipment, including supporting seat, screening case, screening plant, drive arrangement, material feeding unit, discharging device and blast apparatus, wherein, screening case sets up on the supporting seat, is equipped with first installation cavity, second installation cavity and the third installation cavity that are linked together in proper order in the screening case, and the discharge gate has all been seted up to the bottom of first installation cavity, second installation cavity and third installation cavity; the screening device comprises a screening component and a baffle ring, wherein the screening component is rotatably arranged in the first mounting cavity; the baffle ring is rotatably arranged in the second mounting cavity and fixedly connected with the screening component; the driving device is arranged on the supporting seat. From this, can prevent that slag miropowder from appearing piling up in screening process for screening process is smoother, and the material can pass through the screen cloth more rapidly, has effectively promoted screening efficiency.
Description
Technical Field
The application relates to the technical field of slag micropowder screening, in particular to slag micropowder screening equipment.
Background
The primary function of slag micropowder is to enhance early strength of cement and concrete and to improve certain properties of concrete. For example, it may improve the ease of concrete, i.e. the workability of the concrete, making it easier to construct and lay. Therefore, in order to improve the use effect of the slag micropowder in concrete, so that the slag micropowder can better play roles of reinforcing, toughening, durability and the like, the slag micropowder is usually required to be screened to remove large-particle-size particles in the slag micropowder, so that the slag micropowder is purer and finer.
Currently, slag micropowder screening apparatuses of the related art generally employ a horizontally or obliquely installed trommel screen for screening. Although this screening method is effective in many cases, it has a problem that slag fine powder charged into the trommel is liable to form a pile inside thereof, so that the material cannot pass through the screen more quickly, affecting the screening efficiency.
Disclosure of Invention
The present application aims to solve, at least to some extent, one of the technical problems in the related art.
For this reason, an object of the application provides a slag miropowder screening plant, can prevent that slag miropowder from appearing piling up in screening process for screening process is smoother, and the material can pass through the screen cloth more rapidly, has effectively promoted screening efficiency.
To achieve the above objective, an embodiment of a first aspect of the present application provides a slag micropowder screening device, which comprises a supporting seat, a screening box, a screening device, a driving device, a feeding device, a discharging device and a blowing device, wherein the screening box is arranged on the supporting seat, a first installation cavity, a second installation cavity and a third installation cavity which are communicated are sequentially arranged in the screening box, and discharge ports are formed in bottoms of the first installation cavity, the second installation cavity and the third installation cavity; the screening device comprises a screening component and a baffle ring, wherein the screening component is rotatably arranged in the first installation cavity and is used for carrying out dispersion screening on slag micro powder so as to obtain target slag micro powder; the baffle ring is rotatably arranged in the second mounting cavity, and is fixedly connected with the screening component; the driving device is arranged on the supporting seat and is connected with the screening assembly, wherein the driving device is used for driving the screening assembly to rotate; the feeding device is erected on the supporting seat and is communicated with the screening assembly, and the feeding device is used for conveying slag micro powder to the screening assembly; the discharging device is arranged in the screening component and is used for conveying the target slag micro powder to a discharging hole of the third installation cavity for discharging; the blowing device is arranged on the supporting seat and is communicated with the screening assembly through the feeding device, and the blowing device is movably connected with the discharging device, wherein the blowing device is used for blowing air into the screening assembly.
The slag micropowder screening equipment of this application embodiment can prevent that slag micropowder from appearing piling up in screening process for screening process is smoother, and the material can pass through the screen cloth more rapidly, has effectively promoted screening efficiency.
In addition, the slag micropowder screening device proposed according to the present application can also have the following additional technical features:
specifically, the screening component comprises a conical filter screen cylinder and a plurality of first spiral blades, wherein the conical filter screen cylinder is rotatably arranged in the first installation cavity, the conical filter screen cylinder comprises an inner net cylinder, an outer net cylinder, an annular frame and a sealing ring, the outer net cylinder is sleeved on the inner net cylinder, one end of the inner net cylinder is integrally formed and connected with the baffle ring, the pore sizes of the filter meshes of the outer net cylinder and the inner net cylinder are the same, and the filter meshes of the outer net cylinder and the inner net cylinder are alternately distributed; the annular frame is integrally connected with one end of the inner net barrel and one end of the outer net barrel close to the baffle ring respectively; one end of the sealing ring is integrally connected with the other ends of the inner net barrel and the outer net barrel respectively, the other end of the sealing ring penetrates through the screening box in a rotating mode, and a plurality of feeding holes distributed in a circumferential array are formed in the inner net barrel and close to the sealing ring; the plurality of first helical blades are distributed between the outer net barrel and the inner net barrel in a circumferential array mode, and the feeding inlet is located between any two adjacent first helical blades.
Specifically, the driving device comprises a first driving mechanism and a belt transmission mechanism, wherein the first driving mechanism is arranged on the supporting seat, and the output end of the first driving mechanism is connected with the other end of the sealing ring through the belt transmission mechanism.
Specifically, the feeding device comprises a shell, a convex cover, a second helical blade, a second driving mechanism and a feeding hopper, wherein the shell is erected on the supporting seat, one end of the shell penetrates through the sealing ring and extends into the inner net barrel, one end of the shell is attached to the inner wall of the inner net barrel through the supporting ring, and a plurality of discharge ports communicated with the feeding ports are formed in the outer wall of one end, close to the shell; the convex cover is covered on the end wall of the inner cavity of the shell, and a plurality of air outlets opposite to the discharge hole are formed in the convex cover; the second helical blade is arranged in the shell, one end of a rotating shaft of the second helical blade is rotationally connected with the convex cover, and the other end of the rotating shaft of the second helical blade is rotationally connected with the inner wall of the other end of the shell; the second driving mechanism is arranged on the end wall of the other end of the shell, and the output end of the second driving mechanism is connected with the other end of the rotating shaft of the second helical blade; the feed hopper is arranged on the shell close to the second driving mechanism.
Specifically, the discharging device comprises a cylinder body, a discharging groove, a conical spiral blade and a plurality of L-shaped connecting rods, wherein the cylinder body is arranged in the inner net cylinder, the cylinder body is coaxial with the inner net cylinder, one end of the cylinder body is rotationally connected with one end wall of the shell, and the other end of the cylinder body is rotationally connected with the end wall of the screening box; one end of the discharge groove is fixedly connected with the supporting ring, the other end of the discharge groove extends into the third mounting cavity, and two side walls of the discharge groove are attached to the inner wall of the inner net barrel; the conical spiral blade sleeve is arranged on the cylinder body, the conical spiral blade is fixedly connected with the cylinder body through a supporting rod, and the conical spiral blade is attached to the inner wall of the discharge groove; the L-shaped connecting rods are distributed around the cylinder, one end of each L-shaped connecting rod is fixedly connected with the cylinder, and the other end of each L-shaped connecting rod is fixedly connected with the baffle ring.
Specifically, the blowing device comprises a blowing mechanism and a blowing pipeline, wherein the blowing mechanism is arranged on the supporting seat; one end of the air blowing pipeline is connected with an air outlet of the air blowing mechanism, the other end of the air blowing pipeline penetrates through the cylinder body and is fixedly connected with one end wall of the shell, and the air blowing pipeline is communicated with the convex cover.
Specifically, the slag micropowder screening device further comprises a vibration component, wherein the vibration component comprises a box body with an opening at the bottom end, a plurality of impact balls and a plurality of rubber strips, the box body is fixedly arranged on the top wall of the first installation cavity, and the bottom of the box body is close to the outer net drum; the impact balls are movably arranged in the box body, and the diameter of each impact ball is larger than the distance between the box body and the outer net drum; the plurality of rubber strips are distributed on the outer net drum in a circumferential array mode, and the height of the rubber strips is smaller than the distance between the box body and the outer net drum.
The application has the following beneficial effects:
1. the utility model provides a plurality of spiral channels can be separated out with the cavity between intranet section of thick bamboo and the outer net section of thick bamboo through set up the first helical blade that a plurality of circumference array distribute between intranet section of thick bamboo and the outer net section of thick bamboo, and then when intranet section of thick bamboo, outer net section of thick bamboo and a plurality of first helical blade carry out synchronous rotation, can be with the slag miropowder dispersion that enters into between intranet section of thick bamboo and the outer net section of thick bamboo in a plurality of spiral channels screening, avoid slag miropowder to appear piling up in screening process for screening process is smoother, and the material can pass through the screen cloth more rapidly, has effectively promoted screening efficiency.
2. The utility model discloses a through setting up blast apparatus to a plurality of spiral passageway in blowing, not only can assist conveyor to carry the slay miropowder to a plurality of spiral passageway in, can also accelerate the screening efficiency of slay miropowder in a plurality of spiral passageway simultaneously.
3. The application can produce the vibration to outer net section of thick bamboo and interior net section of thick bamboo through setting up vibration subassembly, avoids interior net section of thick bamboo and outer net section of thick bamboo to screen slag miropowder in-process filter mesh to block up.
Additional aspects and advantages of the application will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the application.
Drawings
The foregoing and/or additional aspects and advantages of the present application will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings, in which:
FIG. 1 is a schematic diagram of a slag micropowder screening apparatus according to one embodiment of the present application;
FIG. 2 is a perspective view of a slag micropowder screening apparatus according to one embodiment of the present application;
FIG. 3 is a cross-sectional view of a slag micropowder screening apparatus according to one embodiment of the present application;
FIG. 4 is a schematic cross-sectional view of a slag micropowder screening apparatus according to one embodiment of the present application;
FIG. 5 is a schematic view of a feeding device according to an embodiment of the present application;
FIG. 6 is a schematic view showing a partial structure of a slag fine powder classifying apparatus according to an embodiment of the present application;
FIG. 7 is a schematic diagram showing a partial structure of a slag micropowder screening apparatus according to an embodiment of the present application;
fig. 8 is a schematic structural view of a slag fine powder screening apparatus according to another embodiment of the present application.
As shown in the figure: 10. a support base; 20. a screening box; 21. a first mounting chamber; 22. a second mounting chamber; 23. a third mounting chamber; 24. a discharge port; 30. a screening device; 31. a screen assembly; 311. a conical filter screen cylinder; 3111. an inner net barrel; 3112. an outer net drum; 3113. an annular frame; 3114. a seal ring; 312. a first helical blade; 32. a baffle ring; 301. a feed inlet; 40. a driving device; 41. a first driving mechanism; 42. a belt drive mechanism; 50. a feeding device; 51. a housing; 52. a male cover; 53. a second helical blade; 54. a second driving mechanism; 55. a feed hopper; 501. a support ring; 502. a discharge port; 503. an air outlet; 60. a discharging device; 61. a cylinder; 62. a discharge chute; 63. conical helical blades; 64. an L-shaped connecting rod; 70. a blowing device; 71. a blowing mechanism; 72. a blowing pipe; 80. a vibration assembly; 81. a case; 82. striking a ball; 83. rubber strips.
Detailed Description
Embodiments of the present application are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and intended for the purpose of explaining the present application and are not to be construed as limiting the present application.
The slag fine powder classifying apparatus according to the embodiment of the present application is described below with reference to the accompanying drawings.
As shown in fig. 1 to 7, the slag micropowder screening apparatus according to the embodiment of the present application may include a support base 10, a screening box 20, a screening device 30, a driving device 40, a feeding device 50, a discharging device 60, and a blowing device 70.
Wherein, screening case 20 sets up on supporting seat 10, is equipped with first installation cavity 21, second installation cavity 22 and the third installation cavity 23 that are linked together in proper order in the screening case 20, and discharge gate 24 has all been seted up to the bottom of first installation cavity 21, second installation cavity 22 and third installation cavity 23. It should be noted that the screening box 20 described in this embodiment may be cylindrical or square and that the first 21, second 22 and third 23 mounting chambers are all separated by a partition.
Screening device 30 may include a screen assembly 31 and a baffle ring 32, wherein screen assembly 31 is rotatably disposed within first mounting chamber 21 for performing a dispersion screening of the slag powder to obtain a target slag powder.
The target slag fine powder described in this embodiment may be a small-particle-diameter slag fine powder having uniform particles.
Baffle ring 32 is rotatably disposed within second mounting chamber 22 and baffle ring 32 is fixedly coupled to screen assemblies 31. Drive apparatus 40 is disposed on support base 10 and drive apparatus 40 is coupled to screen assemblies 31, wherein drive apparatus 40 is configured to drive screen assemblies 31 to rotate.
A feeding device 50 is erected on the support base 10, and the feeding device 50 is communicated with the screen assembly 31, wherein the feeding device 50 is used for conveying slag micropowder to the screen assembly 31. A discharge device 60 is provided in the screen assembly 31 for delivering the target slag micropowder to the discharge outlet of the third installation chamber 23 for discharge.
The blast apparatus 70 sets up at supporting seat 10, and blast apparatus 70 communicates with screening subassembly 31 through material feeding unit 50, and blast apparatus 70 and discharge apparatus 60 movable connection, wherein, blast apparatus 70 is used for blowing to screening subassembly 31 in for the slag miropowder dispersion in entering screening subassembly 31, thereby accelerate screening subassembly 31's screening efficiency.
Specifically, in order to improve the use effect of slag micropowder in concrete, the slag micropowder can better play roles of reinforcing, toughening, durability and the like. Related staff can carry out screening treatment on the processed slag micropowder so as to obtain the slag micropowder with uniform particles and small particle size. When the slag micropowder is to be sieved, the worker first needs to set the equipment at the position of the slag micropowder to be processed (the position can be in a factory building for processing the slag micropowder).
The worker may then convey the processed slag powder into the feeding device 50 by controlling the belt conveyor and convey the slag powder into the screen assembly 31 by controlling the feeding device 50. Meanwhile, the operator controls the driving device 40 to drive the screening assembly 31 to rotate, and the rotating screening assembly 31 disperses and screens slag micropowder, so that slag micropowder entering the screening assembly 31 is prevented from being accumulated to affect screening efficiency. At the same time, a worker controls blower 70 to blow air into screen assembly 31 so that the fine slag powder dispersed into screen assembly 31 is further dispersed and the screening efficiency of screen assembly 31 is accelerated. And the fine target slag powder (fine slag powder having a small particle diameter and uniform particles) sieved by the sieving unit 31 is discharged from the discharge port of the first mounting chamber 21 in part and fed into the discharge device 60 in part. Thereby can prevent effectively that slag miropowder from appearing piling up in screening process for screening process is smoother, and the material can pass through the screen cloth more rapidly, has improved screening efficiency.
Accordingly, the worker controls the discharging device 60 to convey the other target slag fine powder to the discharge port of the third installation chamber 23 to discharge. And the sieved slag micropowder with large particle diameter is discharged through the discharge port of the second installation chamber 22.
In one embodiment of the present application, as shown in fig. 2-5, the feeding device 50 may include a housing 51, a convex cover 52, a second helical blade 53, a second driving mechanism 54 and a feeding hopper 55, wherein the housing 51 is erected on the supporting seat 10, one end of the housing 51 penetrates through the sealing ring 3114 and extends into the inner cylinder 3111, one end of the housing 51 is attached to an inner wall of the inner cylinder 3111 through the supporting ring 501, and a plurality of discharge ports 502 communicating with the feeding ports 301 are formed on an outer wall of one end close to the housing 51.
The convex cover 52 covers the end wall of the inner cavity of the shell 51, a plurality of air outlets 503 opposite to the discharge hole 502 are formed in the convex cover 52, the second helical blades 53 are arranged in the shell 51, one end of a rotating shaft of each second helical blade 53 is rotationally connected with the convex cover 52, and the other end of the rotating shaft of each second helical blade 53 is rotationally connected with the inner wall of the other end of the shell 51.
The second driving mechanism 54 is provided on the other end wall of the housing 51, and an output end of the second driving mechanism 54 is connected to the other end of the rotation shaft of the second helical blade 53, and the feed hopper 55 is provided on the housing 51 near the second driving mechanism 54.
It should be noted that, the second driving mechanism 54 in this embodiment may be a servo motor, and an output shaft of the servo motor is connected to the other end of the rotating shaft of the second helical blade.
It will be appreciated that when the worker controls the belt conveyor to convey the processed slag powder into the hopper 55, the worker may control the second driving mechanism 54 to drive the second helical blade 53 to rotate, and the rotated second helical blade 53 conveys the slag powder in the hopper 55 toward the discharge opening 502 and discharges the slag powder into the screen assembly 31 through the discharge opening 502.
In one embodiment of the present application, as shown in fig. 3, 4, 6, and 7, screen assembly 31 may include a tapered filter cartridge 311 and a plurality of first helical blades 312, wherein tapered filter cartridge 311 is rotatably disposed within first mounting chamber 21, and tapered filter cartridge 311 may include an inner mesh cartridge 3111, an outer mesh cartridge 3112, an annular shelf 3113, and a sealing ring 3114.
Wherein, outer net section of thick bamboo 3112 cover is established on intranet section of thick bamboo 3111, and the one end and the fender ring 32 integrated into one piece of intranet section of thick bamboo 3111 link to each other, and outer net section of thick bamboo 3112 is the same with the filter mesh aperture size of intranet section of thick bamboo 3111, and outer net section of thick bamboo 3112 and the filter mesh of intranet section of thick bamboo 3111 are distributed in turn. It can be appreciated that the outer net drum 3112 and the inner net drum 3111 are alternately distributed with the filter meshes, so that the outer net drum 3112 and the inner net drum 3111 can effectively screen the slag micropowder, and the screening efficiency is improved.
It should be noted that, in this embodiment, the inner net barrel 3111 and the outer net barrel 3112 are tapered, and the diameter of one end near the feeding device 50 is smaller than the diameter of the other end.
The annular frame 3113 is connected with the one end integrated into one piece of the interior net section of thick bamboo 3111 and the outer net section of thick bamboo 3112 that is close to baffle ring 32 respectively, and the one end of sealing ring 3114 is connected with the other end integrated into one piece of interior net section of thick bamboo 3111 and outer net section of thick bamboo 3112 respectively, and the other end rotation of sealing ring 3114 runs through screening case 20, and is close to sealing ring 3114 on the interior net section of thick bamboo 3111 and has offered a plurality of circumference array distribution's feed inlet 301.
The plurality of first spiral blades 312 are circumferentially arranged in an array between the outer net drum 3112 and the inner net drum 3111, and the inlet 301 is located between any two adjacent first spiral blades 312.
It should be noted that, in this embodiment, the plurality of first spiral blades 312 and the outer net drum 3112 and the inner net drum 3111 enclose a plurality of spiral channels, and each spiral channel is in communication with the corresponding feed inlet 301.
Further, in one embodiment of the present application, as shown in fig. 2, the driving device 40 may include a first driving mechanism 41 and a belt transmission mechanism 42, wherein the first driving mechanism 41 is disposed on the support base 10, and an output end of the first driving mechanism 41 is connected to the other end of the sealing ring 3114 through the belt transmission mechanism 42.
It should be noted that, the first driving mechanism 41 described in this embodiment may be a driving motor, the belt transmission mechanism 42 described may be composed of a driving pulley, a driven pulley and a belt, the driving pulley is connected to the output end of the first driving mechanism 41, the driven pulley is sleeved on the other end of the sealing ring 3114, and the belt is sleeved on the driving pulley and the driven pulley. It will be appreciated that the operator may drive the sealing ring 3114 to rotate the inner cylinder 3111, the outer cylinder 3112, the annular frame 3113, the plurality of first helical blades 312 and the baffle ring 32 in synchronization by controlling the first driving mechanism 41 to drive the belt driving mechanism 42.
Specifically, when the slag micropowder is discharged from the discharge port 502, the worker can control the first driving mechanism 41 to drive the seal ring 3114 to drive the inner net barrel 3111, the outer net barrel 3112, the annular frame 3113, the plurality of first spiral blades 312 and the baffle ring 32 to rotate synchronously. The slag fine powder discharged at this time is dispersed into a plurality of spiral passages surrounded by the inner net drum 3111, the outer net drum 3112 and the plurality of first spiral blades through the plurality of feed inlets 301. Slag micropowder is avoided piling up in the screening process, so that the screening process is smoother, and the screening efficiency is improved.
With the rotation of the conical filter screen cylinder 311, slag micropowder moves in the spiral passage, wherein a part of qualified target slag micropowder (slag micropowder with uniform particle diameter) is screened into the first installation chamber 21 through the outer screen cylinder 3112 in the conical filter screen cylinder 311 and discharged through the discharge port at the bottom of the first installation chamber 21, and another part of target slag micropowder is screened into the discharge chute 62 in the discharge device 60 through the inner screen cylinder 3111. That is, slag fine powder is simultaneously screened by the outer net drum 3112 and the inner net drum 3111, and screening efficiency can be effectively improved.
And the unqualified slag fine powder (large-particle-diameter slag fine powder) is discharged into the second installation chamber 22 through the annular frame 3113 in accordance with the rotation of the tapered filter cartridge 311, and is discharged through the discharge port at the bottom of the second installation chamber 22.
In one embodiment of the present application, as shown in fig. 3, the blowing device 70 may include a blowing mechanism 71 and a blowing pipe 72, wherein the blowing mechanism 71 is disposed on the support base 10.
One end of the air blowing duct 72 is connected to the air outlet of the air blowing mechanism 71, the other end of the air blowing duct 72 penetrates the cylinder 61 and is fixedly connected to one end wall of the housing 51, and the air blowing duct 72 is communicated with the male hood 52.
Note that the blowing mechanism 71 described in this embodiment may be a blower.
It can be appreciated that, when the rotating conical filter screen cylinder 311 screens slag powder, the worker can control the air blowing mechanism 71 to blow air into the convex cover 52 through the air blowing pipeline 71, air flow entering into the convex cover 52 blows to the feed inlet 301 through the air outlet 503, slag powder enters into the corresponding spiral channel through the feed inlet 301, so that slag powder entering into the spiral channel is dispersed, the filtration efficiency of the conical filter screen cylinder 311 is accelerated, and meanwhile, part of air flow can be blown out through the filter meshes on the outer screen cylinder 3112 and the inner screen cylinder 3111, so that the filter meshes can be cleaned, and the influence on the subsequent screening is avoided.
In one embodiment of the present application, as shown in fig. 3, 4 and 6, the discharging device 60 may include a cylinder 61, a discharging groove 62, a conical helical blade 63 and a plurality of L-shaped connecting rods 64, wherein the cylinder 61 is disposed in an inner cylinder 3111, and the cylinder 61 is coaxial with the inner cylinder 3111, one end of the cylinder 61 is rotatably connected with one end wall of the housing 51, and the other end of the cylinder 61 is rotatably connected with the end wall of the screening box 20.
One end of the discharge groove 62 is fixedly connected with the supporting ring 501, the other end of the discharge groove 62 extends into the third installation cavity 23, and two side walls of the discharge groove 62 are attached to the inner wall of the inner net barrel 3111. It should be noted that, the discharge chute 62 described in this embodiment is disposed at the bottom of the inner cavity of the inner barrel 3111 and has a half cone structure.
The conical helical blade 63 is sleeved on the cylinder 61, and the conical helical blade 63 is fixedly connected with the cylinder 61 through a supporting rod, and the conical helical blade 63 is attached to the inner wall of the discharge groove 62. A plurality of L-shaped connecting rods 64 are distributed around the cylinder 61, and one end of the L-shaped connecting rods 64 is fixedly connected with the cylinder 61, and the other end of the L-shaped connecting rods 64 is fixedly connected with the retainer ring 32.
Specifically, when the conical filter screen cylinder 311 rotates, the rotating conical filter screen cylinder 311 drives the baffle ring 32 to rotate, the rotating baffle ring 32 drives the cylinder 61 to rotate on the blowing pipe 71 through the L-shaped connecting rod 64, the rotating cylinder 61 drives the conical helical blade 63 to rotate through the supporting rod, and the rotating conical helical blade 63 pushes the target slag micro powder screened by the inner cylinder 3111 onto the discharge chute 62 into the third installation chamber 23 and is discharged through the discharge port of the third installation chamber 23.
In one embodiment of the present application, as shown in fig. 8, the above-mentioned slag powder screening apparatus may further include a vibration assembly 80, and the vibration assembly 80 may include a box 81 having an open bottom end, a plurality of impact balls 82, and a plurality of rubber strips 83, wherein the box 81 is fixedly disposed on a top wall of the first installation chamber 21, and a bottom of the box 81 is close to the outer net drum 3112.
The plurality of impact balls 82 are movably disposed in the case 81, for example, the plurality of impact balls 82 may be 8, 9, 10, 11, 12 impact balls 82, etc., and the specific number of the impact balls 82 may be set according to actual situations, which is not limited herein. And the diameter of the impact ball 82 is larger than the distance between the box 81 and the outer net drum 3112, a plurality of rubber strips 83 are distributed on the outer net drum 3112 in a circumferential array, and the height of the rubber strips 83 is smaller than the distance between the box 81 and the outer net drum 3112. It should be noted that the impact ball 82 described in this embodiment may be a resilient rubber ball.
It should be noted that the number of impact balls 82 described in this embodiment is at least one third of the volume of the case 81.
It will be appreciated that when the conical filter screen cylinder 311 rotates, the rubber strip 83 disposed on the outer screen cylinder 3112 rotates along with the rotation, when the rubber strip 83 passes through the box 81 in the rotation process, the rubber strip 83 presses the impact ball 82 disposed in the box 81, so that the impact ball 82 moves upward in the box 81, when the rubber strip 83 breaks away from the impact ball 82, the impact ball 82 moves downward in a free falling body and impacts on the outer screen cylinder 3112, so that the outer screen cylinder 3112 vibrates, and meanwhile, the outer screen cylinder 3112 transmits vibration force to the inner screen cylinder 3111 through the first helical blade 312, so that the inner screen cylinder 3111 vibrates synchronously, and clogging of the inner screen cylinder 3111 and the outer screen cylinder 3112 in slag micropowder screening process is avoided.
In sum, slag micropowder screening equipment of this application embodiment can prevent that slag micropowder from appearing piling up in screening process for screening process is smoother, and the material can pass through the screen cloth more rapidly, has effectively promoted screening efficiency.
In the description of this specification, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present application, the meaning of "plurality" is at least two, such as two, three, etc., unless explicitly defined otherwise.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., 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 application. In this specification, schematic representations of the above terms are not necessarily directed 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. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
While embodiments of the present application have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the present application, and that variations, modifications, alternatives, and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the present application.
Claims (7)
1. The slag micropowder screening device is characterized by comprising a supporting seat, a screening box, a screening device, a driving device, a feeding device, a discharging device and a blowing device, wherein,
the screening box is arranged on the supporting seat, a first installation cavity, a second installation cavity and a third installation cavity which are communicated are sequentially arranged in the screening box, and discharge ports are formed in the bottoms of the first installation cavity, the second installation cavity and the third installation cavity;
the screening apparatus includes a screen assembly and a retainer, wherein,
the screening component is rotatably arranged in the first installation cavity and is used for carrying out dispersion screening on slag micropowder so as to obtain target slag micropowder;
the baffle ring is rotatably arranged in the second mounting cavity, and is fixedly connected with the screening component;
the driving device is arranged on the supporting seat and is connected with the screening assembly, wherein the driving device is used for driving the screening assembly to rotate;
the feeding device is erected on the supporting seat and is communicated with the screening assembly, and the feeding device is used for conveying slag micro powder to the screening assembly;
the discharging device is arranged in the screening component and is used for conveying the target slag micro powder to a discharging hole of the third installation cavity for discharging;
the blowing device is arranged on the supporting seat and is communicated with the screening assembly through the feeding device, and the blowing device is movably connected with the discharging device, wherein the blowing device is used for blowing air into the screening assembly.
2. The slag micropowder screening apparatus of claim 1, wherein the screen assembly comprises a tapered filter cartridge and a plurality of first helical blades, wherein,
the conical filter screen cylinder is rotatably arranged in the first mounting cavity and comprises an inner net cylinder, an outer net cylinder, an annular frame and a sealing ring, wherein,
the outer net barrel is sleeved on the inner net barrel, one end of the inner net barrel is integrally connected with the baffle ring, the pore sizes of the filtering meshes of the outer net barrel and the inner net barrel are the same, and the filtering meshes of the outer net barrel and the inner net barrel are alternately distributed;
the annular frame is integrally connected with one end of the inner net barrel and one end of the outer net barrel close to the baffle ring respectively;
one end of the sealing ring is integrally connected with the other ends of the inner net barrel and the outer net barrel respectively, the other end of the sealing ring penetrates through the screening box in a rotating mode, and a plurality of feeding holes distributed in a circumferential array are formed in the inner net barrel and close to the sealing ring;
the plurality of first helical blades are distributed between the outer net barrel and the inner net barrel in a circumferential array mode, and the feeding inlet is located between any two adjacent first helical blades.
3. The slag micropowder screening apparatus according to claim 2, wherein the drive means comprises a first drive mechanism and a belt drive mechanism, wherein,
the first driving mechanism is arranged on the supporting seat, and the output end of the first driving mechanism is connected with the other end of the sealing ring through the belt transmission mechanism.
4. The slag micropowder screening apparatus of claim 2, wherein the feeding means comprises a housing, a male cap, a second helical blade, a second drive mechanism and a feed hopper, wherein,
the shell is erected on the supporting seat, one end of the shell penetrates through the sealing ring and extends into the inner net barrel, one end of the shell is attached to the inner wall of the inner net barrel through the supporting ring, and a plurality of discharge ports communicated with the feed inlet are formed in the outer wall of one end, close to the shell;
the convex cover is covered on the end wall of the inner cavity of the shell, and a plurality of air outlets opposite to the discharge hole are formed in the convex cover;
the second helical blade is arranged in the shell, one end of a rotating shaft of the second helical blade is rotationally connected with the convex cover, and the other end of the rotating shaft of the second helical blade is rotationally connected with the inner wall of the other end of the shell;
the second driving mechanism is arranged on the end wall of the other end of the shell, and the output end of the second driving mechanism is connected with the other end of the rotating shaft of the second helical blade;
the feed hopper is arranged on the shell close to the second driving mechanism.
5. The slag powder screening apparatus of claim 4, wherein the discharge means comprises a cylinder, a discharge chute, a tapered helical blade, and a plurality of L-shaped connecting rods, wherein,
the cylinder body is arranged in the inner net cylinder, the cylinder body and the inner net cylinder are coaxial, one end of the cylinder body is rotationally connected with one end wall of the shell, and the other end of the cylinder body is rotationally connected with the end wall of the screening box;
one end of the discharge groove is fixedly connected with the supporting ring, the other end of the discharge groove extends into the third mounting cavity, and two side walls of the discharge groove are attached to the inner wall of the inner net barrel;
the conical spiral blade sleeve is arranged on the cylinder body, the conical spiral blade is fixedly connected with the cylinder body through a supporting rod, and the conical spiral blade is attached to the inner wall of the discharge groove;
the L-shaped connecting rods are distributed around the cylinder, one end of each L-shaped connecting rod is fixedly connected with the cylinder, and the other end of each L-shaped connecting rod is fixedly connected with the baffle ring.
6. The slag powder screening apparatus of claim 5, wherein the blowing device includes a blowing mechanism and a blowing duct, wherein,
the blowing mechanism is arranged on the supporting seat;
one end of the air blowing pipeline is connected with an air outlet of the air blowing mechanism, the other end of the air blowing pipeline penetrates through the cylinder body and is fixedly connected with one end wall of the shell, and the air blowing pipeline is communicated with the convex cover.
7. The slag powder screening apparatus of claim 2, further comprising a vibration assembly including an open-bottomed tank, a plurality of impact balls, and a plurality of rubber strips, wherein,
the box body is hung on the top wall of the first installation cavity, and the bottom of the box body is close to the outer net drum;
the impact balls are movably arranged in the box body, and the diameter of each impact ball is larger than the distance between the box body and the outer net drum;
the plurality of rubber strips are distributed on the outer net drum in a circumferential array mode, and the height of the rubber strips is smaller than the distance between the box body and the outer net drum.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202410286495.2A CN117884349A (en) | 2024-03-13 | 2024-03-13 | Slag micropowder screening equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410286495.2A CN117884349A (en) | 2024-03-13 | 2024-03-13 | Slag micropowder screening equipment |
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| CN214211328U (en) * | 2020-12-26 | 2021-09-17 | 井陉县华茂钙业有限公司 | Airflow screen convenient for charging in calcium carbonate production |
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- 2024-03-13 CN CN202410286495.2A patent/CN117884349A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110127393A (en) * | 2019-05-31 | 2019-08-16 | 信丰县包钢新利稀土有限责任公司 | A kind of neodymium iron boron powder blanking device and baiting method |
| CN111036538A (en) * | 2019-12-31 | 2020-04-21 | 赣州雅格贸易有限公司 | Coarse sand screening and drying device for constructional engineering |
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| CN214211328U (en) * | 2020-12-26 | 2021-09-17 | 井陉县华茂钙业有限公司 | Airflow screen convenient for charging in calcium carbonate production |
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