CN115254606A - Fly ash grouting material screening installation - Google Patents

Fly ash grouting material screening installation Download PDF

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Publication number
CN115254606A
CN115254606A CN202210851309.6A CN202210851309A CN115254606A CN 115254606 A CN115254606 A CN 115254606A CN 202210851309 A CN202210851309 A CN 202210851309A CN 115254606 A CN115254606 A CN 115254606A
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CN
China
Prior art keywords
fly ash
screening
grouting material
screening device
material screening
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Granted
Application number
CN202210851309.6A
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Chinese (zh)
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CN115254606B (en
Inventor
吴昊
吕毅
张志军
牟兆刚
龙陆军
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General Survey and Research Institute of China Coal Geology Bureau
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General Survey and Research Institute of China Coal Geology Bureau
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Priority to CN202210851309.6A priority Critical patent/CN115254606B/en
Publication of CN115254606A publication Critical patent/CN115254606A/en
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Publication of CN115254606B publication Critical patent/CN115254606B/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/46Constructional details of screens in general; Cleaning or heating of screens
    • B07B1/50Cleaning
    • B07B1/55Cleaning with fluid jets
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00Technologies for solid waste management
    • Y02W30/50Reuse, recycling or recovery technologies
    • Y02W30/91Use of waste materials as fillers for mortars or concrete

Abstract

The invention provides a fly ash grouting material screening device which comprises a screening device body, wherein the screening device body comprises a screening box and a slag discharge assembly pneumatic discharge mechanism, a top plate is installed at the top end of the screening box, extension plates are arranged at two ends of the top plate, the tail ends of the extension plates are bent downwards, the inner sides of the bent parts of the extension plates are fixedly connected with a power assembly part, a rectangular feed opening is formed in the middle of the top plate, a pneumatic discharge mechanism is installed inside the screening box, some agglomerated fly ash can be rolled and crushed through the power assembly installed at the top of a screen mesh, the agglomerated fly ash can still be collected and used through the screen mesh, the part of fly ash is prevented from being discharged along with other impurities, the waste situation is reduced, large-volume impurity garbage accumulated and screened can be automatically removed from two ends, manual discharge is not needed, and the influence of residue accumulation on the screening process is avoided.

Description

Fly ash grouting material screening installation
Technical Field
The invention relates to the technical field of grouting material screening, in particular to a fly ash grouting material screening device.
Background
Fly ash is a common material for slip casting, need process and screen fly ash before using, the bulky granule impurity that does not need inside is clear away, consequently need use dedicated screening installation, among the prior art, screening installation filters fly ash through the screen cloth, some caking fly ash can be cleared away by the separation equally, consequently can produce certain waste, and need arrange the material processing to the residue of filter department, accumulational residue blocks the screen cloth, lead to the screening efficiency will hang down, on the other hand, the impurity type that contains the area in the fly ash is more, very easily produce the jam to the screen cloth, consequently, it changes the screen cloth regularly to need equally, the equipment maintenance frequency has been increased.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide fly ash grouting material screening equipment to solve the problems in the background art, and the fly ash grouting material screening equipment can automatically discharge screened residues, reduce waste and prolong the service life of a screen.
In order to realize the purpose, the invention is realized by the following technical scheme: the utility model provides a fly ash slip casting material screening installation, includes the screening installation body, the screening installation body is including screening case, the pneumatic row's of sediment subassembly material mechanism of arranging, the roof is installed on the top of screening case, the both ends of roof are provided with the extension board, the end of extension board is bent downwards, and the part inboard and the power component part fixed connection of bending of extension board, the intermediate position of roof is provided with the dog-house of rectangle, the internally mounted of screening case has the pneumatic row's of arranging material mechanism, the pneumatic surface of installing at the screen cloth of arranging material mechanism, the both ends of screen cloth and the both sides fixed connection of screening incasement wall, arrange the sediment subassembly at the both ends of screening case, arrange the both ends of sediment subassembly and screen cloth and align mutually, the bottom of screen cloth is provided with the collecting vat.
Further, the bottom of screening case is provided with the collecting duct, the storage case is installed to the end of collecting duct, the apron is installed to one side of storage case.
Furthermore, the screen covers the top of the collecting tank, two sides of the bottom of the collecting tank are of an inclined plane structure, one end of the collecting pipeline is communicated with the middle position of the collecting tank, and the other end of the collecting pipeline extends towards the top of the storage box.
Further, the power assembly comprises an electric telescopic rod, a push rod is installed at one end of the electric telescopic rod, a pressing plate is arranged at the bottom end of the push rod, a groove is installed at the bottom end of the pressing plate, and a pneumatic discharging mechanism is installed inside the groove.
Furthermore, the top of push rod is provided with the water conservancy diversion arc board, the intermediate position of push rod is provided with the flange, the flange aligns with the row's sediment subassembly at both ends, the bottom of clamp plate is laminated with the surface of screen cloth mutually.
Further, the pneumatic discharging mechanism comprises an air feed pipe and a spray pipe, a through hole is formed in the middle of the push rod, the air feed pipe penetrates through the through hole, the bottom end of the air feed pipe is connected with the spray pipe at the bottom through a communicating pipe, and a plurality of high-pressure air nozzles are installed at the bottom end of the spray pipe.
Furthermore, the air supply pipe penetrates out of one side of the screening box, the tail end of the air supply pipe is connected with an air pump, and the air pump is fixedly installed at the top of the top plate.
Furthermore, the top of the spray pipe is fixedly arranged at the top of the inner side of the groove, and the blowing direction of the high-pressure air nozzle is perpendicular to the surface of the screen.
Furthermore, arrange the sediment subassembly and include baffle and spring beam, the inboard one end fixed connection with the spring beam of baffle, the spring that the other end and the surface cover of spring beam were established all penetrates telescopic channel's inside, telescopic channel's top is provided with row cinder notch.
Further, arrange the cinder notch and flexible passageway and all set up the both ends at the screening case, the bottom of row cinder notch flushes with the surface of screen cloth mutually, the baffle covers the surface at row cinder notch through the pulling of spring beam.
The invention has the beneficial effects that: the invention discloses a screening device for a fly ash grouting material, which comprises a screening device body, wherein the screening device body comprises a screening box, a top plate, an extension plate, a feeding port, an air pump, an air supply pipe, a power assembly, a slag discharging assembly, a collecting pipeline, a storage box, a cover plate, an electric telescopic rod, a pneumatic discharging mechanism, a screen mesh, a push rod, a convex plate, a pressing plate, a groove, a flow guide arc plate, a spray pipe, a high-pressure air nozzle, a communicating pipe, a collecting tank, a baffle, a spring rod, a slag discharging port and a telescopic channel.
1. This fly ash slip casting material screening installation can roll some caking fly ash through the power component of installation at the top of screen cloth and smash, makes it still can collect the use through the screen cloth, avoids this part fly ash to be discharged along with other impurity, has reduced the extravagant condition.
2. This fly ash slip casting material screening installation is through the contact striking with row sediment subassembly at power component's both ends, can get rid of piling up the bulky impurity rubbish that screens out from both ends are automatic, does not need artifical manual row material, avoids the residue to pile up and influences the screening process.
3. This fly ash slip casting material screening installation can continuously carry out high-pressure draught to the screen cloth surface through pneumatic row material mechanism and blow, will be cleaned the mediation by the mesh part of fly ash shutoff, has optimized the screening efficiency of screen cloth when using, has prolonged its life.
Drawings
FIG. 1 is a schematic structural view of the appearance of a fly ash grouting material screening device of the present invention;
FIG. 2 is a schematic structural diagram of the interior of a screening box of the fly ash grouting material screening equipment of the invention;
FIG. 3 is a schematic structural view of a pneumatic discharging mechanism of a fly ash grouting material screening device according to the present invention;
FIG. 4 is a front cross-sectional view of a portion of a fly ash grouting material screening apparatus of the present invention;
FIG. 5 is a schematic structural view of a slag discharge assembly of a fly ash grouting material screening device according to the present invention;
in the figure: 1. a screening box; 2. a top plate; 3. an extension plate; 4. a feeding port; 5. an air pump; 6. an air feed pipe; 7. a power assembly; 8. a slag discharge assembly; 9. a collection pipe; 10. a material storage box; 11. a cover plate; 12. an electric telescopic rod; 13. a pneumatic discharge mechanism; 14. screening a screen; 15. a push rod; 16. a convex plate; 17. pressing a plate; 18. a groove; 19. a flow guide arc plate; 20. a nozzle; 21. a high-pressure air tap; 22. a communicating pipe; 23. collecting tank; 24. a baffle plate; 25. a spring lever; 26. a slag discharge port; 27. a telescopic channel.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
Referring to fig. 1 to 5, the present invention provides a technical solution: a fly ash grouting material screening device comprises a screening device body, wherein the screening device body comprises a screening box 1 and a slag discharging component 8 pneumatic discharging mechanism 13, a top plate 2 is installed at the top end of the screening box 1, extension plates 3 are arranged at two ends of the top plate 2, the tail ends of the extension plates 3 are bent downwards, the inner sides of the bending parts of the extension plates 3 are fixedly connected with a power component 7, a rectangular feeding port 4 is formed in the middle of the top plate 2, the pneumatic discharging mechanism 13 is installed inside the screening box 1, the pneumatic discharging mechanism 13 is installed on the surface of a screen 14, two ends of the screen 14 are fixedly connected with two sides of the inner wall of the screening box 1, the slag discharging component 8 is installed at two ends of the screening box 1, the two ends of the deslagging assembly 8 are aligned with the two ends of the screen 14, the bottom of the screen 14 is provided with a collecting tank 23, when the fly ash grouting material screening device is used, fly ash is thrown into the device from a feeding port 4 at the top, dust and tiny particles in the fly ash downwards pass through the screen 14 in the middle for collection, agglomerated fly ash and large-volume impurity garbage are screened, an independent power assembly 7 is mounted on the surface of the screen 14, the power assembly 7 drives the push rod 15 to move along the screen 14, the screening process of the fly ash can be promoted, the pulverized ash after being connected is ground and crushed, the part of raw materials continuously fall downwards, the screen 14 is filtered and screened through the pneumatic discharging mechanism 13, and the automatic cleaning function is achieved.
This embodiment, the bottom of screening case 1 is provided with collection pipeline 9, the storage case 10 is installed to the end of collecting pipeline 9, apron 11 is installed to one side of storage case 10, screen cloth 14 covers the top at collecting vat 23, the bottom both sides of collecting vat 23 are the inclined plane structure, and the one end of collecting pipeline 9 is linked together with the intermediate position of collecting vat 23, the other end of collecting pipeline 9 extends to the top position of storage case 10, filter the back through screening case 1 with interior fly ash, can fall into the fly ash dust after filtering to collecting vat 23 in, and fly into terminal storage case 10 along collecting pipeline 9 finally, owing to be provided with pneumatic row material mechanism 13 at the top of screen cloth 14, fly ash dust that can sieve with higher speed through this structure flies to storage case 10 department, make fly ash can remove along collecting pipeline 9 through this air current, and increase the appearance chamber space of storage case 10, make the mounted position of storage case 10 have more the flexibility, be provided with apron 11 in the bottom of storage case 10, detain the apron 11 through the cooperation of lid, open the inside fly ash that the lock that covers and block up the device can carry out the storage case 11 and can carry out the direct discharge of storage case, can carry out the inside the completion fly ash of storage case 11.
In this embodiment, the power assembly 7 includes an electric telescopic rod 12, a push rod 15 is installed at one end of the electric telescopic rod 12, a pressing plate 17 is arranged at the bottom end of the push rod 15, a groove 18 is installed at the bottom end of the pressing plate 17, a pneumatic discharging mechanism 13 is installed inside the groove 18, a flow guide arc plate 19 is arranged at the top end of the push rod 15, a convex plate 16 is arranged at the middle position of the push rod 15, the convex plate 16 is aligned with the slag discharging assemblies 8 at the two ends, the bottom of the pressing plate 17 is attached to the surface of the screen 14, some agglomerated fly ash can be rolled and crushed by the installed power assembly 7 at the top of the screen 14, so that the agglomerated fly ash can still be collected and used by the screen 14, and the part of fly ash is prevented from being discharged along with other impurities, the waste situation is reduced, during the use, the electric telescopic rod 12 is connected into the existing control system to perform reciprocating circular telescopic motion, the fly ash is thrown into the feeding port 4 and then falls onto the screen 14, the push rod 15 is driven to move on the surface of the screen 14 through the movement of the electric telescopic rod 12, under the action of the pressing plate 17 at the bottom, the agglomerated part of the fly ash can be extruded and crushed, the pulverized fly ash is made to be in a powdery structure again, the pulverized fly ash is discharged downwards from the surface of the screen 14 along with the subsequent pneumatic discharging mechanism 13, in addition, the top of the push rod 15 is in an inclined flow guide arc plate 19 structure, so that after the fly ash is thrown into the inside, the pulverized ash can fall onto the screen 14 along the inclined plane of the flow guide arc plate 19, and the accumulation at the top of the push rod 15 is avoided.
In this embodiment, the pneumatic discharging mechanism 13 includes an air supply pipe 6 and a nozzle 20, a through hole is opened in the middle of the push rod 15, the air supply pipe 6 passes through the through hole, the bottom end of the air supply pipe 6 is connected to the nozzle 20 at the bottom through a communicating pipe 22, a plurality of high pressure air nozzles 21 are installed at the bottom end of the nozzle 20, the air supply pipe 6 penetrates out from one side of the screening box 1, the end of the air supply pipe 6 is connected to an air pump 5, the air pump 5 is fixedly installed at the top of the top plate 2, the top of the nozzle 20 is fixedly installed at the top inside of the groove 18, the blowing direction of the high pressure air nozzles 21 is perpendicular to the surface of the screen 14, the pneumatic discharging mechanism 13 can continuously blow the high pressure air flow on the surface of the screen 14, the mesh part blocked by the fly ash is cleaned and dredged, the screening efficiency of the screen 14 in use is optimized, the service life of the screen 14 is prolonged, after the fly ash is pressed into the screen 14 through the pressing plate 17, the mesh of the mesh part is blocked, the push rod 15 moves along with the electric telescopic rod 12, the high pressure air nozzles 21 can move synchronously, the fly ash can also blow the fly ash in the screen 14, and the fly ash can be automatically blown into the storage box along the high pressure fly ash collection box, and the fly ash collection box can be automatically.
This embodiment, sediment subassembly 8 includes baffle 24 and spring beam 25, the inboard one end fixed connection with spring beam 25 of baffle 24, the inside that flexible passageway 27 was all penetrated to the spring of spring beam 25's the other end and the surface cover were established, flexible passageway 27's top is provided with row cinder notch 26, row cinder notch 26 and flexible passageway 27 all set up the both ends at screening case 1, the bottom of arranging cinder notch 26 flushes with the surface of screen cloth 14 mutually, baffle 24 covers the surface at row cinder notch 26 through the pulling of spring beam 25, through striking with row sediment subassembly 8 contact at power component 7's both ends, can get rid of the bulky impurity rubbish of piling up the screening from both ends are automatic, do not need artifical manual, avoid the residue to pile up and produce the influence to the screening process, during the function, along with electric telescopic handle 12 stimulates push rod 15, push rod 15's middle side is in convex state, consequently when electric telescopic handle 12 pulling push rod 15 moves to the rubbish edge, protruding board 16 outwards promotes the baffle 24 of both sides, makes row cinder notch 26 open, can be with the discharge clamp plate 17 discharge impurity of both sides this moment, avoid piling up the discharge from piling up the discharge rubbish for a long time and discharge the row.
While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (10)

1. The utility model provides a fly ash slip casting material screening installation, includes the screening installation body, its characterized in that: screening installation body is including screening case (1), arranges pneumatic row material mechanism (13) of sediment subassembly (8), roof (2) are installed on the top of screening case (1), the both ends of roof (2) are provided with extension board (3), the end of extension board (3) is bent downwards, and the bending part inboard and power component (7) part fixed connection of extension board (3), the intermediate position of roof (2) is provided with dog-house (4) of rectangle, the internally mounted of screening case (1) has pneumatic row material mechanism (13), the surface at screen cloth (14) is installed to pneumatic row material mechanism (13), the both ends of screen cloth (14) and the both sides fixed connection of screening case (1) inner wall, arrange sediment subassembly (8) at the both ends of screening case (1), arrange the both ends of sediment subassembly (8) and screen cloth (14) and align, the bottom of screen cloth (14) is provided with collecting vat (23).
2. The fly ash grouting material screening device as claimed in claim 1, wherein: the bottom of screening case (1) is provided with collecting duct (9), storage case (10) are installed to the end of collecting duct (9), apron (11) are installed to one side of storage case (10).
3. The fly ash grouting material screening device as claimed in claim 2, wherein: the screen (14) covers the top of the collecting tank (23), two sides of the bottom of the collecting tank (23) are of an inclined plane structure, one end of the collecting pipeline (9) is communicated with the middle position of the collecting tank (23), and the other end of the collecting pipeline (9) extends towards the top of the storage box (10).
4. The fly ash grouting material screening device as claimed in claim 1, wherein: the power assembly (7) comprises an electric telescopic rod (12), a push rod (15) is installed at one end of the electric telescopic rod (12), a pressing plate (17) is arranged at the bottom end of the push rod (15), a groove (18) is installed at the bottom end of the pressing plate (17), and a pneumatic discharging mechanism (13) is installed inside the groove (18).
5. The fly ash grouting material screening device as claimed in claim 4, wherein: the top of push rod (15) is provided with water conservancy diversion arc board (19), the intermediate position of push rod (15) is provided with flange (16), flange (16) are aligned with row's sediment subassembly (8) at both ends, the bottom of clamp plate (17) is laminated with the surface of screen cloth (14) mutually.
6. The fly ash grouting material screening device as claimed in claim 4, wherein: pneumatic row material mechanism (13) are including air feed pipe (6) and spray tube (20), the through-hole has been seted up to the centre of push rod (15), air feed pipe (6) are passed from the inside of through-hole, the bottom of air feed pipe (6) is connected with spray tube (20) of bottom through communicating pipe (22), a plurality of high-pressure air nozzles (21) are installed to the bottom of spray tube (20).
7. The fly ash grouting material screening device as claimed in claim 6, wherein: the air supply pipe (6) penetrates out of one side of the screening box (1), the tail end of the air supply pipe (6) is connected with the air pump (5), and the air pump (5) is fixedly installed at the top of the top plate (2).
8. The fly ash grouting material screening device as claimed in claim 7, wherein: the top of the spray pipe (20) is fixedly arranged at the top of the inner side of the groove (18), and the blowing direction of the high-pressure air nozzle (21) is vertical to the surface of the screen (14).
9. The fly ash grouting material screening device as claimed in claim 5, wherein: arrange sediment subassembly (8) and include baffle (24) and spring beam (25), the inboard one end fixed connection with spring beam (25) of baffle (24), the inside of flexible passageway (27) is all penetrated to the spring that the other end and the surface cover of spring beam (25) were established, the top of flexible passageway (27) is provided with row cinder notch (26).
10. The fly ash grouting material screening device as claimed in claim 9, wherein: arrange cinder notch (26) and flexible passageway (27) and all set up the both ends in screening case (1), the bottom of row cinder notch (26) flushes mutually with the surface of screen cloth (14), baffle (24) cover the surface at row cinder notch (26) through the pulling of spring beam (25).
CN202210851309.6A 2022-07-19 2022-07-19 Fly ash grouting material screening equipment Active CN115254606B (en)

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