CN114932625A - Novel method for treating low-water-content sawn mud for concrete - Google Patents
Novel method for treating low-water-content sawn mud for concrete Download PDFInfo
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- CN114932625A CN114932625A CN202210439574.3A CN202210439574A CN114932625A CN 114932625 A CN114932625 A CN 114932625A CN 202210439574 A CN202210439574 A CN 202210439574A CN 114932625 A CN114932625 A CN 114932625A
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- 238000000034 method Methods 0.000 title claims abstract description 39
- 238000012216 screening Methods 0.000 claims abstract description 69
- 238000003756 stirring Methods 0.000 claims abstract description 62
- 239000008187 granular material Substances 0.000 claims abstract description 46
- 230000007246 mechanism Effects 0.000 claims abstract description 34
- 239000002245 particle Substances 0.000 claims abstract description 34
- 230000000694 effects Effects 0.000 claims abstract description 30
- 239000000463 material Substances 0.000 claims abstract description 18
- 239000004576 sand Substances 0.000 claims abstract description 12
- 239000010883 coal ash Substances 0.000 claims abstract description 6
- 238000000227 grinding Methods 0.000 claims abstract 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 238000007599 discharging Methods 0.000 claims description 7
- 238000005096 rolling process Methods 0.000 claims description 7
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- 230000001737 promoting effect Effects 0.000 abstract 1
- 238000002156 mixing Methods 0.000 description 9
- 230000008569 process Effects 0.000 description 8
- 238000007873 sieving Methods 0.000 description 5
- 239000010881 fly ash Substances 0.000 description 4
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Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
- B28C5/003—Methods for mixing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING 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
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/06—Cone or disc shaped screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING 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
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
- B28C5/003—Methods for mixing
- B28C5/006—Methods for mixing involving mechanical aspects
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
- B28C5/08—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
- B28C5/10—Mixing in containers not actuated to effect the mixing
- B28C5/12—Mixing in containers not actuated to effect the mixing with stirrers sweeping through the materials, e.g. with incorporated feeding or discharging means or with oscillating stirrers
- B28C5/14—Mixing in containers not actuated to effect the mixing with stirrers sweeping through the materials, e.g. with incorporated feeding or discharging means or with oscillating stirrers the stirrers having motion about a horizontal or substantially horizontal axis
- B28C5/148—Mixing in containers not actuated to effect the mixing with stirrers sweeping through the materials, e.g. with incorporated feeding or discharging means or with oscillating stirrers the stirrers having motion about a horizontal or substantially horizontal axis the stirrer shaft carrying a plurality of radially extending mixing bars
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
- B28C7/0007—Pretreatment of the ingredients, e.g. by heating, sorting, grading, drying, disintegrating; Preventing generation of dust
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
- B28C7/04—Supplying or proportioning the ingredients
- B28C7/06—Supplying the solid ingredients, e.g. by means of endless conveyors or jigging conveyors
- B28C7/10—Supplying the solid ingredients, e.g. by means of endless conveyors or jigging conveyors by means of rotary members, e.g. inclinable screws
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
Abstract
The application relates to the technical field of concrete production, and particularly discloses a novel method for treating low-water-content saw mud for concrete, which comprises the following steps of screening and scattering, wherein the stored saw mud is screened and scattered; grinding the saw mud, and grinding the screened saw mud to obtain saw mud particles with the particle size not more than 15 mm; premixing the concrete, namely replacing part of coal ash and fine sand in the original components of the concrete with saw mud particles, and stirring to obtain a new concrete product; utilize agitating unit to stir and sieve saw mud, agitating unit includes sorting mechanism and is used for the feed mechanism of rabbling mechanism material loading, sorting mechanism is including being used for the screening portion that sieves saw mud granule and being used for stirring the stirring portion of saw mud. This application has the effect of promoting saw mud granule screening and scattering, promotes the work efficiency, effectively utilizes saw mud simultaneously, has energy-concerving and environment-protective effect.
Description
Technical Field
The application relates to the technical field of concrete production, in particular to a novel method for treating low-water-content saw mud for concrete.
Background
At present, premixed concrete is the material with the largest dosage in the building material industry, and at present, admixture such as fly ash is in short supply, and natural fine sand is also in short supply. The saw mud is applied to the concrete, the current situation of insufficient supply of fly ash and fine sand resources can be relieved, the saw mud can be effectively consumed and utilized, and the economic and social benefits are good.
In the related art, chinese patent No. CN202110802540.1 proposes a method for producing ready-mixed concrete by using stone saw mud, which is suitable for producing concrete with various strength grades for building and municipal engineering. Then selecting saw mud particles with the water content of 2035%, the methylene blue value of less than 1.0, the sand content of 1525% and the powder content of 40% and 65%, adopting the saw mud particles to replace coal ash and part of fine sand, replacing part or all of the coal ash in the mixture ratio, and using the rest of the saw mud particles to replace part of the sand, thereby producing the concrete with various grades meeting the requirements. The method for producing the premixed concrete by using the pretreated stone saw mud has the characteristics of low production cost, large use amount, environmental protection and the like.
With respect to the related art among the above, the inventors consider that the following drawbacks exist: when saw mud is pretreated, the saw mud needs to be screened and then scattered, and is rolled at last, and the screening and scattering are two processes, so that the defect of reducing the working efficiency exists.
Disclosure of Invention
In order to solve the problems of complicated working procedures and low work efficiency, the application provides a novel method for treating the low-water-content saw mud for concrete.
The application provides a novel treatment method of low water content saw mud for concrete adopts following technical scheme:
a novel method for treating low-water content sawn mud for concrete comprises the following steps,
screening and scattering, namely screening and scattering the stored saw mud;
rolling the sawn mud, and rolling the screened sawn mud to obtain sawn mud particles with the particle size not more than 15 mm;
premixing concrete, namely replacing part of coal ash and fine sand in the original components of the concrete with saw mud particles, and stirring to obtain a new concrete product;
utilize agitating unit to stir and sieve saw mud, agitating unit includes sorting mechanism and is used for the feed mechanism of rabbling mechanism material loading, sorting mechanism is including being used for the screening portion that sieves saw mud granule and being used for stirring the stirring portion of saw mud.
Through adopting above-mentioned technical scheme, carry the saw mud granule to the sorting mechanism position through feed mechanism, utilize sorting mechanism to sieve and break up the saw mud granule, the sieving part is selected separately the material this moment, stirring portion stirs the material, promptly filter the saw mud granule at the stirring in-process, the process has been saved, the work efficiency has been promoted, utilize whole or partial fly ash that replaces of saw mud granule, other fine sand of substitution part, thereby realize the effect of the fertile dimension of saw mud that becomes, the effect with low costs and green has.
Optionally, screening portion includes box and screening piece, the box is provided with the inner chamber just the stirring position is located the inner chamber, the feed opening has been seted up to the bottom half lateral wall, the screening piece install in feed opening department.
Through adopting above-mentioned technical scheme, under the effect of stirring portion, saw mud granule is stirring the in-process, and the screening piece is screened saw mud granule, and the saw mud granule that accords with size requirement drops from the feed opening, realizes the screening effect to saw mud granule.
Optionally, feed mechanism includes feed cylinder, hopper, spiral leaf and power spare, the feed inlet has been seted up to feed cylinder bottom lateral wall, the discharge gate has been seted up to feed cylinder top lateral wall, it sets up just for the slope to go up the feed cylinder the discharge gate stretches into to in the cavity of box, the spiral leaf with it rotates to connect to go up the feed cylinder, power spare is used for the drive the spiral leaf, the hopper install in go up the feed cylinder be close to in feed inlet department.
Through adopting above-mentioned technical scheme, pour the saw mud granule into to the hopper in, power spare drives the spiral leaf and drives, and the spiral leaf drives the motion of saw mud granule towards the discharge gate, and the saw mud granule drops to the inner chamber of box in from the discharge gate, accomplishes the material loading work to the saw mud granule.
Optionally, the screening piece sets up to a plurality ofly, and is a plurality of screening piece activity set up in the box is close to in feed opening department, it is a plurality of the aperture of screening piece is different.
Through adopting above-mentioned technical scheme, a plurality of screening pieces can guarantee not unidimensional saw mud granule's demand changing the in-process, also can realize falling the saw mud granule of screening and take out.
Optionally, the screening piece sets up to the arc, the box inner wall is close to in the arc slide has all been seted up to feed opening both sides, two the arc slide along the radial direction interval of box sets up, the screening piece slides respectively and sets up in corresponding in the arc slide, the arc slide with the length dimension of feed opening intercommunication and cross-section circular arc is greater than the opening size of feed opening, the box is provided with the drive the gliding drive assembly of screening piece.
Through adopting above-mentioned technical scheme, drive assembly drives screening piece at the motion of arc slide, and screening piece this moment moves towards the feed opening, and need notice that screening piece both ends all need be in feed opening both sides arc slide.
Optionally, drive assembly includes arc tooth and drive tooth, the arc tooth with screening piece outer wall fixed connection, the box is seted up with corresponding the drive groove of arc slide intercommunication, drive tooth with the box rotates to be connected and passes behind the drive groove with the arc tooth meshing is connected.
Through adopting above-mentioned technical scheme, drive the arc tooth motion when the driving tooth, the arc tooth drives screening piece and moves in the arc slide, and what need notice is that, the arc slide size of this one side of driving groove will be greater than the opposite side, is convenient for provide sufficient space for the arc slide and makes it slide.
Optionally, the stirring part includes a stirring shaft and a plurality of stirring pieces, the stirring shaft with the box rotates to be connected, and is a plurality of the stirring piece install in the stirring shaft outer wall, the box also is provided with the drive the stirring shaft pivoted power spare.
Through adopting above-mentioned technical scheme, power spare drives the (mixing) shaft and rotates, and the stirring piece rotates along with the (mixing) shaft, realizes that the stirring piece breaks up the effect to the stirring of saw mud granule.
Optionally, the box is close to go up the feed cylinder discharge gate department is provided with ejection mechanism, ejection mechanism including slide in the ejection piece of box inner wall, be used for providing the elastic component of ejection piece elasticity and be used for realizing the pushing assembly that the elastic component warp.
Through adopting above-mentioned technical scheme, when saw mud granule enters into from the discharge gate and launches the piece, the elastic component was compressed this moment, and under the effect that promotes the subassembly, realizes the power of holding effect to launching the piece, is convenient for launch the piece and exert the effect of breaing up for the first time to saw mud granule at the in-process of launching, promotes and breaks up efficiency.
Optionally, box inner wall fixedly connected with slide bar, the pot head that launches the piece is located outside the slide bar, the both ends of elastic component respectively with the box and launch piece fixed connection, the promotion subassembly includes slider and inflation piece, the slider with launch the piece and be close to in the one end fixed connection of slide bar, the box has been seted up and has been used for the gliding spout of slider, the both ends of spout are closed setting, the slider orientation one side of discharge gate with inflation piece fixed connection, the other end of inflation piece with spout tip inner wall fixed connection, inflation piece connects and is located the subassembly is aerifyd outside the box, launch piece initial position and be located the discharge gate below.
Through adopting above-mentioned technical scheme, through aerifing the inflation piece, the inflation piece takes place the inflation, extrudees the slider this moment, and the elastic component is further compressed, carries out the pressure release to the inflation piece this moment, and under the spring action of spring, the ejection piece pops out towards the top.
Optionally, the box below is provided with and is used for saw mud towards the transport mechanism who rolls the process and carry, transport mechanism includes the conveyer belt and is used for the drive assembly of conveyer belt motion, a plurality of branch material harrows are installed to the conveyer belt top, and is a plurality of divide the material harrow to distribute along conveyer belt length direction.
Through adopting above-mentioned technical scheme, under the effect of adjacent branch material harrow, carry out the effect of stirring many times to the saw mud granule on the conveyer belt, and then realize reducing the probability of saw mud granule caking.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the saw mud particles are conveyed to the position of the sorting mechanism through the feeding mechanism, the sorting mechanism is utilized to screen and scatter the saw mud particles, at the moment, the screening part sorts the materials, and the stirring part stirs the materials, namely, the saw mud particles are screened in the stirring process, so that the working procedures are saved, and the working efficiency is improved;
2. when the driving teeth drive the arc-shaped teeth to move, the arc-shaped teeth drive the screening piece to move in the arc-shaped slideway, and the size of the arc-shaped slideway on one side of the driving groove is larger than that on the other side, so that enough space is provided for the arc-shaped slideway to slide;
3. when the saw mud granule enters into from the discharge gate and launches the piece, the elastic component is compressed this moment, and under the effect that promotes the subassembly, realizes the power of holding effect to launching the piece, and the piece of being convenient for launch and exert the effect of breaing up for the first time to the saw mud granule at the in-process of launching, promotes and breaks up efficiency.
Drawings
FIG. 1 is a process flow diagram of an embodiment of the present application;
FIG. 2 is a schematic diagram of the overall structure of an embodiment of the present application;
FIG. 3 is a schematic cross-sectional view of an embodiment of the present application;
FIG. 4 is an enlarged schematic view of portion A of FIG. 3;
fig. 5 is an enlarged schematic view of a portion B in fig. 3.
Reference numerals: 1. a sorting mechanism; 2. a feeding mechanism; 3. a box body; 4. screening the pieces; 5. a feeding port; 6. feeding a material barrel; 7. a hopper; 8. helical leaves; 9. a power member; 10. a feed inlet; 11. a discharge port; 12. an arc-shaped slideway; 13. arc-shaped teeth; 14. a drive tooth; 15. a drive slot; 16. a stirring shaft; 17. a stirring sheet; 18. ejecting a sheet; 19. an elastic member; 20. a slider; 21. a slide bar; 22. an expansion member; 23. a chute; 24. an inflation assembly; 25. a conveyor belt; 26. a material distributing rake; 27. a strut; 28. a material distributing rod.
Detailed Description
The present application is described in further detail below with reference to figures 1-5.
The embodiment of the application discloses a novel method for treating low-water-content sawn mud for concrete. Referring to fig. 1 and 2, a novel method for treating low-moisture content sawn mud for concrete includes the steps of,
s1, screening and scattering, namely screening and scattering the saw mud in the stock;
s2, rolling the saw mud, and rolling the screened saw mud to obtain saw mud particles with the particle size not more than 15 mm;
s3, premixing the concrete, replacing part of coal ash and fine sand in the original components of the concrete with the saw mud particles, and stirring to obtain a new concrete product; in the embodiment, the concrete is prepared by adding and stirring the cementing material, the sand, the saw mud particles, the broken stone, the water and the additive according to the raw material proportion to obtain the premixed concrete, and the saw mud particles are used for completely or partially replacing the fly ash and other parts are used for replacing part of the fine sand, so that the effect of changing the fertilizer and maintaining the saw mud is realized, and the concrete has the effects of low cost and environmental protection.
Referring to fig. 2 and 3, in order to reduce the process steps and improve the efficiency, in the present embodiment, in S1, saw mud is simultaneously sieved and scattered, and is stirred and sieved by a stirring device, the stirring device includes a sorting mechanism 1 and a feeding mechanism 2 for feeding the stirring mechanism, the sorting mechanism 1 includes a sieving portion for sieving saw mud particles and a stirring portion for stirring the saw mud particles; the sieve distributes including box 3 and screening 4, and box 3 is provided with the inner chamber, and the stirring position is located the cavity, and box 3 is close to in the cavity of stirring portion and sets up arc, and the stirring portion of being convenient for stirs the saw mud granule, and feed opening 5 has been seted up to the lateral wall of the bottom of box 3, and screening 4 is installed in 5 departments of feed opening.
Referring to fig. 3 and 4, arced slide 12 has all been seted up to 3 inner walls of box near the both sides with feed opening 5, two arced slide 12 set up along 3 radial direction intervals of box, sieve 4 slide respectively and set up in corresponding arced slide 12, arced slide 12 and feed opening 5 intercommunication, and the length dimension of cross-section circular arc is greater than the opening size of feed opening 5, be arced slide 12 for two parts are cut apart into by feed opening 5, consequently, arced slide 23 and feed opening 5's lateral wall intercommunication, when sieve 4 moves to feed opening 5 position, the both ends of sieve 4 this moment are located the both sides of feed opening 5 respectively, ensure the firm effect of support of sieve 4, and two sieve 4 are located two arced slide 12 respectively, consequently at sieve 4 change in-process, two sieve 4 do not influence each other.
When the driving teeth 14 are driven to rotate, the driving teeth 14 drive the arc-shaped teeth 13 to rotate at the moment, the arc-shaped teeth 13 drive the screening piece 4 to start sliding, the screening piece 4 slides in the arc-shaped slideway 12, the screening piece 4 penetrates through the discharging opening 5 to continuously slide until the two ends of the screening piece are located in the corresponding arc-shaped slideway 12, and at the moment, the other screening piece 4 is moved away from the position of the discharging opening 5, so that the effect of replacing the screening piece 4 is achieved.
Referring to fig. 3 and 5, the feeding mechanism 2 includes an upper charging barrel 6, a charging head, a spiral blade 8 and a power part 9, a feeding port 10 is formed in a side wall of a bottom end of the upper charging barrel 6, a discharging port 11 is formed in a side wall of a top end of the upper charging barrel 6, the discharging port 11 and the feeding port 10 are respectively located on two sides of the upper charging barrel 6, a hopper 7 is mounted at a position close to the feeding port 10 of the upper charging barrel 6, the upper charging barrel 6 is obliquely arranged and inclines towards the box body 3, the discharging port 11 on the upper charging barrel 6 extends into a cavity of the box body 3, the spiral blade 8 is rotatably connected with two ends of the upper charging barrel 6, the power part 9 is used for driving the spiral blade 8, and the power part 9 is located at the top end of the upper charging barrel 6 and coaxially fixed with one end of the spiral blade 8; after the saw mud particles are poured into the hopper 7, the saw mud enters the upper charging barrel 6 from the feeding hole 10, and the spiral blades 8 convey the saw mud towards the discharging hole 11, so that the feeding effect of the saw mud particles is realized.
When saw mud particles enter the box body 3 from the discharge port 11, in order to improve the efficiency of saw mud scattering, the box body 3 is provided with an ejection mechanism near the discharge port 11 of the upper charging barrel 6, the ejection mechanism comprises an ejection sheet 18 sliding on the inner wall of the box body 3, an elastic piece 19 used for providing elastic force of the ejection sheet 18 and a pushing assembly used for realizing deformation of the elastic piece 19, the inner wall of the box body 3 is fixedly connected with a slide bar 21, one end of the ejection sheet 18 is sleeved outside the slide bar 21, the length direction of the slide bar 21 is perpendicular to the axial direction of the discharge port 11, the elastic piece 19 can be preferably a spring, two ends of the elastic piece 19 are respectively fixedly connected with the box body 3 and the elastic piece, and the elastic piece 19 is sleeved outside the slide bar 21.
Referring to fig. 3 and 5, in order to further store the force of the ejection sheet 18, the pushing assembly includes a slider 20 and an expansion piece 22, the slider 20 and the ejection sheet 18 are close to one end of the slide rod 21 and are fixedly connected, the box body 3 is provided with a chute 23 for sliding the slider 20, the length direction of the chute 23 is parallel to that of the slide rod 21, one side of the slider 20 facing the discharge port 11 is fixedly connected with the expansion piece 22, the other end of the expansion piece 22 is fixedly connected with the inner wall of the end of the chute 23, that is, the expansion piece 22 is located on the side of the slider 20 close to the discharge port 11, an inflation assembly 24 for inflating or deflating the expansion piece 22 is arranged outside the box body 3, and the expansion piece 22 can adopt an inflatable leather bag.
When the ejection piece 18 is located at a position below the discharge port 11 when the ejection piece 18 is located at an initial position, at the moment, when saw mud particles enter the box body 3 from the discharge port 11, the ejection piece 18 is extruded downwards, the sliding block 20 and the sliding rod 21 on the ejection piece 18 move, the elastic piece 19 is compressed, the expansion piece 22 is inflated at the moment, the expansion piece 22 expands, the sliding block 20 is extruded at the moment, the elastic piece 19 is further compressed, the expansion piece 22 is decompressed at the moment, the ejection piece 18 is ejected upwards under the elastic force of the spring, the ejection piece 18 impacts the saw mud particles, the saw mud particles enter the box body 3 in a mode of being scattered around, and at the moment, a first scattering effect is exerted on the saw mud particles.
Stirring portion includes (mixing) shaft 16 and a plurality of stirring piece 17, the (mixing) shaft 16 rotates with box 3 to be connected, a plurality of stirring piece 17 are installed in the outer wall of (mixing) shaft 16, stirring piece 17 and the distance effect of 3 cavity inner walls of box at this moment, it breaks up to carry out the intensive mixing to the saw mud granule in 3 inner chambers of box as far as possible, box 3 also is provided with drive (mixing) shaft 16 pivoted power part 9, power part 9 also sets up to the motor, power part 9 drives (mixing) shaft 16, stirring shaft 16 drives stirring piece 17 and takes place to rotate, the rotation direction of control (mixing) shaft 16 and the opposite direction that saw mud granule dropped from discharge gate 11 this moment, consequently, the realization is to the screening effect of breaking up of saw mud granule, along with saw mud granule stirring in-process, fully sieve saw mud granule.
Referring to fig. 3 and 5, after the saw mud granule screening is broken up and is accomplished, need to roll the saw mud granule orientation process and carry, the process of rolling can adopt the bucker to roll, box 3 below is provided with and is used for rolling the transport mechanism that the process was carried with the saw mud granule orientation, transport mechanism includes conveyer belt 25 and is used for driving the transmission assembly of conveyer belt 25 motion, transmission assembly can adopt the drive mode of drive roll and driven voller, rotate for motor control drive roll, the cover is established and is driven at the conveyer belt 25 outside drive roll and the driven voller, the realization is to the transport effect of saw mud granule.
Referring to fig. 2 and 3, a plurality of distributing harrows 26 are fixedly mounted above the conveyor belt 25, each distributing harrow 26 comprises a supporting rod 27 and a plurality of distributing rods 28, the distributing rods 28 are distributed at equal intervals along the length direction of the supporting rod 27, the distributing rods 28 distribute the saw mud particles on the conveyor belt 25, the distributing rods 28 on adjacent distributing harrows 26 are distributed in a staggered manner, namely, the distributing rods 28 on the adjacent distributing harrows 26 are positioned on different vertical planes, the next group of distributing rods 28 is positioned at the gap of the previous group of distributing rods 28, and the saw mud particles on the conveyor belt 25 are stirred for a plurality of times, further, the probability of saw mud particle agglomeration is reduced, and in this embodiment, the size of the distributing rods 28 can also be in such a way that, for the interval arrangement, the size of the upper group of distributing rods 28 is long, the size of the next group of distributing rods 28 is short, or the sizes of the distributing rods 28 on the same supporting rod 27 are also distributed at intervals.
The implementation principle of the novel method for treating the low-water-content saw mud for the concrete in the embodiment of the application is as follows: firstly, controlling the driving gear 14 to rotate, driving the arc-shaped pool to move by the driving gear 14, and moving the screening part 4 with small aperture to the position of the feed opening 5; the saw mud particles are poured into the hopper 7, the spiral blade 8 is controlled to rotate, and the saw mud particles are conveyed towards the discharge port 11; when the saw mud granule enters into the box 3 intracavity from the material mouth, this moment along with the extrusion of ejecting piece 18 and the extrusion of inflation piece 22, elastic component 19 is by extrusion deformation, carry out the pressure release operation to the inflation this moment, this moment under elastic component 19's effect, it pops out upwards to eject piece 18, the realization will enter into the saw mud granule in the box 3 and carry out the operation of breaing up for the first time, along with the stirring effect of stirring leaf, sieve the saw mud granule, the saw mud granule that accords with the requirement drops to the conveyer belt 25 from feed opening 5, under a plurality of branch material rakes 26's effect, further disperse the saw mud granule, avoid the saw mud granule caking.
The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. A novel method for treating low-water content sawn mud for concrete is characterized by comprising the following steps: comprises the following steps of (a) preparing a solution,
screening and scattering, namely screening and scattering the stored saw mud;
grinding the saw mud, and grinding the screened saw mud to obtain saw mud particles with the particle size not more than 15 mm;
premixing the concrete, namely replacing part of coal ash and fine sand in the original components of the concrete with saw mud particles, and stirring to obtain a new concrete product;
utilize agitating unit to stir and sieve saw mud, agitating unit includes sorting mechanism (1) and is used for giving feed mechanism (2) of rabbling mechanism material loading, sorting mechanism (1) is including being used for carrying out the screening portion that sieves and being used for stirring the stirring portion of saw mud to the saw mud granule.
2. The method for treating the novel low-water-content sawn mud for concrete according to claim 1, characterized in that: screening part includes box (3) and screening piece (4), box (3) are provided with the inner chamber just the stirring position is located the inner chamber, feed opening (5) have been seted up to box (3) bottom lateral wall, screening piece (4) install in feed opening (5) department.
3. The method for treating the novel low-water-content sawn mud for concrete according to claim 2, characterized in that: feed mechanism (2) are including last feed cylinder (6), hopper (7), spiral leaf (8) and power spare (9), feed inlet (10) have been seted up to going up feed cylinder (6) bottom lateral wall, it has seted up discharge gate (11) to go up feed cylinder (6) top lateral wall, it sets up just to go up feed cylinder (6) for the slope discharge gate (11) stretch into extremely in the cavity of box (3), spiral leaf (8) with it rotates to go up feed cylinder (6) and connects, power spare (9) are used for the drive spiral leaf (8), hopper (7) install in go up feed cylinder (6) be close to in feed inlet (10) department.
4. The novel method for treating low-water content sawn mud for concrete according to claim 2, characterized in that: screening spare (4) set up to a plurality ofly, and a plurality of screening spare (4) activity set up in box (3) are close to in feed opening (5) department, it is a plurality of the aperture of screening spare (4) is different.
5. The novel method for treating low-water content sawn mud for concrete according to claim 4, characterized in that: screening spare (4) set up to the arc, box (3) inner wall is close to in arc slide (12), two have all been seted up to feed opening (5) both sides arc slide (12) along the radial direction interval of box (3) sets up, screening spare (4) slide respectively set up in corresponding in arc slide (12), arc slide (12) with the length dimension of feed opening (5) intercommunication and cross-section circular arc is greater than the opening size of feed opening (5), box (3) are provided with the drive screening spare (4) gliding drive assembly.
6. The novel method for treating low-water content sawn mud for concrete according to claim 5, characterized in that: drive assembly includes arc tooth (13) and drive tooth (14), arc tooth (13) with screening piece (4) outer wall fixed connection, box (3) seted up with correspond drive groove (15) of arc slide (12) intercommunication, drive tooth (14) with box (3) rotate to be connected and pass behind drive groove (15) with arc tooth (13) meshing is connected.
7. The novel method for treating low-water content sawn mud for concrete according to claim 3, characterized in that: the stirring portion comprises a stirring shaft (16) and a plurality of stirring pieces (17), the stirring shaft (16) is rotatably connected with the box body (3), the stirring pieces (17) are installed on the outer wall of the stirring shaft (16), and the box body (3) is also provided with a power part (9) for driving the stirring shaft (16) to rotate.
8. The method for treating the low-water content sawn mud for the concrete according to the claim 7, characterized in that: the ejection mechanism is arranged at the position, close to the feeding barrel (6), of the discharging port (11) of the box body (3), and comprises an ejection piece (18) sliding on the inner wall of the box body (3), an elastic piece (19) used for providing the elastic force of the ejection piece (18) and a pushing assembly used for achieving deformation of the elastic piece (19).
9. The method for treating the novel low-moisture content sawn mud for concrete according to claim 8, wherein the method comprises the following steps: the utility model discloses a pneumatic injection molding machine, including box (3), box (3) inner wall fixedly connected with slide bar (21), the pot head that launches piece (18) is located outside slide bar (21), the both ends of elastic component (19) respectively with box (3) and launch piece (18) fixed connection, the promotion subassembly includes slider (20) and inflation piece (22), slider (20) with launch piece (18) and be close to in the one end fixed connection of slide bar (21), box (3) are seted up and are used for slider (20) gliding spout (23), the both ends of spout (23) are closed setting, slider (20) orientation the one side of discharge gate (11) with inflation piece (22) fixed connection, the other end of inflation piece (22) with spout (23) tip inner wall fixed connection, inflation piece (22) are connected with being located inflation assembly (24) outside box (3), the initial position of the ejection sheet (18) is positioned below the discharge hole (11).
10. A novel method for treating low-water content saw mud for concrete according to claim 1, wherein a conveying mechanism for conveying the saw mud towards a rolling process is arranged below the box body (3), the conveying mechanism comprises a conveying belt (25) and a transmission assembly for driving the conveying belt (25) to move, a plurality of distributing rakes (26) are mounted above the conveying belt (25), and the distributing rakes (26) are distributed along the length direction of the conveying belt (25).
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| CN202210439574.3A CN114932625A (en) | 2022-04-25 | 2022-04-25 | Novel method for treating low-water-content sawn mud for concrete |
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| CN202210439574.3A CN114932625A (en) | 2022-04-25 | 2022-04-25 | Novel method for treating low-water-content sawn mud for concrete |
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Cited By (1)
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