CN117258587A - Efficient mixing and stirring device and mixing process thereof - Google Patents
Efficient mixing and stirring device and mixing process thereof Download PDFInfo
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- CN117258587A CN117258587A CN202311563599.5A CN202311563599A CN117258587A CN 117258587 A CN117258587 A CN 117258587A CN 202311563599 A CN202311563599 A CN 202311563599A CN 117258587 A CN117258587 A CN 117258587A
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- 238000003756 stirring Methods 0.000 title claims abstract description 272
- 238000002156 mixing Methods 0.000 title claims abstract description 246
- 238000000034 method Methods 0.000 title claims abstract description 46
- 230000008569 process Effects 0.000 title claims abstract description 9
- 239000000463 material Substances 0.000 claims abstract description 109
- 210000000078 claw Anatomy 0.000 claims abstract description 54
- 230000007246 mechanism Effects 0.000 claims abstract description 37
- 238000011049 filling Methods 0.000 claims abstract description 21
- 239000000843 powder Substances 0.000 claims description 160
- 238000005520 cutting process Methods 0.000 claims description 43
- 238000007599 discharging Methods 0.000 claims description 30
- 239000004576 sand Substances 0.000 claims description 28
- 239000002002 slurry Substances 0.000 claims description 28
- 239000002994 raw material Substances 0.000 claims description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 22
- 239000002689 soil Substances 0.000 claims description 21
- 238000010276 construction Methods 0.000 claims description 19
- 239000000945 filler Substances 0.000 claims description 18
- 238000003860 storage Methods 0.000 claims description 18
- 238000003823 mortar mixing Methods 0.000 claims description 11
- 239000000203 mixture Substances 0.000 claims description 10
- 238000004537 pulping Methods 0.000 claims description 10
- 238000005406 washing Methods 0.000 claims description 10
- 239000004570 mortar (masonry) Substances 0.000 claims description 7
- 238000003825 pressing Methods 0.000 claims description 6
- 239000010865 sewage Substances 0.000 claims description 6
- 238000012360 testing method Methods 0.000 claims description 6
- 238000007664 blowing Methods 0.000 claims description 4
- 239000004927 clay Substances 0.000 claims description 3
- -1 meanwhile Substances 0.000 claims description 3
- 238000012856 packing Methods 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 3
- 238000011085 pressure filtration Methods 0.000 claims description 3
- 230000001376 precipitating effect Effects 0.000 claims description 2
- 238000004064 recycling Methods 0.000 claims description 2
- 230000000717 retained effect Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 2
- 239000000126 substance Substances 0.000 description 5
- 238000013329 compounding Methods 0.000 description 4
- 238000007711 solidification Methods 0.000 description 4
- 230000008023 solidification Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/23—Mixers with rotary stirring devices in fixed receptacles; Kneaders characterised by the orientation or disposition of the rotor axis
- B01F27/232—Mixers with rotary stirring devices in fixed receptacles; Kneaders characterised by the orientation or disposition of the rotor axis with two or more rotation axes
- B01F27/2323—Mixers with rotary stirring devices in fixed receptacles; Kneaders characterised by the orientation or disposition of the rotor axis with two or more rotation axes with perpendicular axes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/23—Mixers with rotary stirring devices in fixed receptacles; Kneaders characterised by the orientation or disposition of the rotor axis
- B01F27/232—Mixers with rotary stirring devices in fixed receptacles; Kneaders characterised by the orientation or disposition of the rotor axis with two or more rotation axes
- B01F27/2322—Mixers with rotary stirring devices in fixed receptacles; Kneaders characterised by the orientation or disposition of the rotor axis with two or more rotation axes with parallel axes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/60—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a horizontal or inclined axis
- B01F27/71—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a horizontal or inclined axis with propellers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
- B01F27/85—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with two or more stirrers on separate shafts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
- B01F33/80—Mixing plants; Combinations of mixers
- B01F33/83—Mixing plants specially adapted for mixing in combination with disintegrating operations
- B01F33/8305—Devices with one shaft, provided with mixing and milling tools, e.g. using balls or rollers as working tools; Devices with two or more tools rotating about the same axis
-
- 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
-
- 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
- B28C5/16—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 vertical or steeply inclined axis
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
Abstract
The invention provides a high-efficiency mixing and stirring device and a mixing process thereof, wherein the high-efficiency mixing and stirring device comprises a stirring main body, a mixing cavity is arranged in the stirring main body, one end of the stirring main body is provided with a feed inlet communicated with the mixing cavity, the other end of the stirring main body is provided with a discharge outlet communicated with the mixing cavity, the top of the stirring main body is provided with a plurality of filling pipes communicated with the mixing cavity, the mixing cavity consists of an arc-shaped stirring cavity at the bottom and an auxiliary mixing cavity at the top, a stirring mechanism is arranged in the stirring cavity, and a plurality of auxiliary mixing mechanisms are arranged in the auxiliary mixing cavity. According to the stirring mechanism, through the structure, the materials can be temporarily retained and stirred and mixed by the cooperation of the feeding blade and the returning blade of the stirring mechanism, so that the materials can be sufficiently and stably stirred, and the uniformity of material mixing is improved; under the effect of the flat claw blade of the auxiliary mixing mechanism, the materials which are stirred and sprung by the stirring mechanism can be stirred and mixed, and the materials are prevented from being attached to the inner wall of the mixing cavity.
Description
Technical Field
The invention relates to the technical field of material stirring, in particular to a high-efficiency mixing and stirring device and a mixing process thereof.
Background
At present, in the engineering construction process, mud cakes, flowing soil and dry powder mortar are generally required to be stirred and mixed by a mixing and stirring device; when the mixing stirring device works, the stirring mechanism is driven to rotate by an external motor, so that stirring and mixing operations of mud cakes, flowing soil, dry powder sand and added materials are realized.
However, the conventional mixing and stirring device has a certain difficulty in homogenizing and high-precision stirring and mixing granular substances or powdery substances, particularly fine powdery substances or fibrous fine powdery substances, raw materials such as powder and granular substances are easy to remain on the inner wall of a mixing cavity of the mixing and stirring device, the materials cannot be stirred and mixed while moving transversely, the mixing efficiency of the materials is low, and the processing of mud cakes, flowing soil and dry powder mortar often needs a plurality of different mixing and stirring devices, and a single mixing and stirring device cannot meet all working condition requirements.
Disclosure of Invention
The invention discloses a high-efficiency mixing and stirring device and a mixing process thereof, and mainly solves the problems that the traditional mixing and stirring device can not stir and mix materials while transversely moving and cannot meet all working conditions.
In order to achieve the purpose, the technical scheme of the invention is realized as follows:
in a first aspect, the invention provides a high-efficiency mixing and stirring device, which comprises a stirring main body, wherein a mixing cavity is arranged in the stirring main body, one end of the stirring main body is provided with a feed inlet communicated with the mixing cavity, the other end of the stirring main body is provided with a discharge outlet communicated with the mixing cavity, the top of the stirring main body is provided with a plurality of filling pipes communicated with the mixing cavity, the mixing cavity consists of a circular arc-shaped stirring cavity at the bottom and an auxiliary mixing cavity at the top, a stirring mechanism is arranged in the stirring cavity, and a plurality of auxiliary mixing mechanisms are arranged in the auxiliary mixing cavity;
the stirring mechanism comprises a stirring shaft driven by a stirring motor to rotate, a plurality of feeding blades which are arranged in a spiral shape are arranged along the periphery of the stirring shaft, at least one return blade is arranged on the stirring shaft every other a plurality of feeding blades, the feeding blades comprise feeding parts which are bent along the rotation direction of the stirring shaft, the return blades comprise return parts which are bent along the opposite rotation direction of the stirring shaft, and the stirring shaft drives the feeding blades and the return blades to rotate along the rotation track of the stirring shaft;
The auxiliary mixing mechanism comprises a flat claw blade driven to rotate by an auxiliary motor, wherein the flat claw blade comprises a flat claw shaft arranged at the output end of the auxiliary motor and a plurality of flat claw parts arranged around the flat claw shaft.
In one embodiment, the end of the flat claw is provided with a projection towards the stirring chamber.
In one embodiment, the outer edge of the flat claw portion is tapered to form a tip along the rotation direction of the flat claw portion.
In one embodiment, a plurality of auxiliary mixing mechanisms are disposed within the auxiliary mixing chamber in a plurality of rows that are staggered with respect to one another.
In one embodiment, the mixing chamber inner surface is provided with a gasket.
In one embodiment, the end of the feeding portion is gradually extended outwardly in the rotation direction of the stirring shaft and has a flat configuration, and the end of the returning portion is gradually extended outwardly in the opposite rotation direction of the stirring shaft and has a flat configuration.
In one embodiment, the feeding blade further comprises a feeding connection part and a feeding fixing part, the feeding connection part is used for connecting the feeding part and the feeding fixing part, the feeding fixing part is fixed on the stirring shaft, the return blade further comprises a return connection part and a return fixing part, the return connection part is used for connecting the return part and the return fixing part, and the return fixing part is fixed on the stirring shaft.
In one embodiment, the stirring shaft is provided with a plurality of cutting blades arranged in a spiral shape, the cutting blades comprise cutting parts, the cutting parts are in a plate-shaped structure, and the outer edges of the cutting parts are gradually thinned to form tips.
In one embodiment, the cutting blade further includes a cutting fixing portion connected to the cutting portion, the cutting fixing portion being fixed to the stirring shaft.
The advantages or beneficial effects in the technical scheme at least comprise: when materials are required to be mixed and stirred, as the mixing cavity is arranged in the stirring main body, one end of the stirring main body is provided with the feed inlet communicated with the mixing cavity, the other end of the stirring main body is provided with the discharge outlet communicated with the mixing cavity, the top of the stirring main body is provided with a plurality of filling pipes communicated with the mixing cavity, the mixing cavity consists of an arc-shaped stirring cavity at the bottom and an auxiliary mixing cavity at the top, the stirring cavity is internally provided with the stirring mechanism, and the auxiliary mixing cavity is internally provided with the plurality of auxiliary mixing mechanisms, so that main raw materials can be added through the feed inlet, the filling pipes can be added with auxiliary raw materials, and the feed blades and the return blades of the stirring mechanism are matched, after the stirring shaft is driven to rotate by the stirring motor, the feed blades and the return blades can be driven to rotate, so that the feed part of the feed blades conveys the materials towards the discharge outlet, and the return part of the return blades pushes the materials towards the direction of the feed inlet, so that the materials are temporarily retained, and the materials can be stirred and mixed through the feed blades and the return blades, so that the materials can be stirred sufficiently stably, the uniformity of the materials can be improved, and the retention time of the materials in the mixing cavity can be controlled through adjusting the quantity of the feed blades and the return blades; under the action of the flat claw blades of the auxiliary mixing mechanism, the flat claw blades can be driven to rotate through the auxiliary motor, so that the flat claw parts of the flat claw blades can stir and mix materials sprung by the stirring mechanism, the materials can be prevented from being attached to the inner wall of the mixing cavity, more air is contained in the auxiliary mixing cavity, and the uniformity of mixing can be further improved through stirring of the flat claw blades.
In a second aspect, the invention provides a mixing process of a high-efficiency mixing and stirring device, which comprises a mud cake desertification mixing method, a flowing soil mixing method and a dry powder mortar mixing method;
the mud cake desertification mixing method comprises raw material feeding, powder metering and conveying, mixing and stirring, and finished product discharging;
and (3) raw material feeding: the mud cake or raw materials are sent into the input end of the mud conveyer through a forklift, and the output end of the mud conveyer conveys the mud cake into the feed inlet of the efficient mixing and stirring device through a first belt in the belt group, so that the mud cake enters the mixing cavity along the feed inlet;
powder metering and conveying: the method comprises the steps that curing materials and adjusting materials are respectively filled in a first powder tank and a second powder tank in a powder tank group, the curing materials and the adjusting materials in the first powder tank and the second powder tank are conveyed to a feed inlet or a filler pipe of a high-efficiency mixing and stirring device through a first conveying device and a second conveying device in a conveying device group according to a proportion under the arrangement of a first metering device and a second metering device of a metering device group at the output ends of the first powder tank and the second powder tank respectively, and the curing materials and the adjusting materials enter a mixing cavity through the feed inlet or the filler pipe;
mixing and stirring: the stirring shaft drives the stirring shaft to rotate through the stirring motor, the stirring shaft drives the feeding blade and the return blade to refine the mud cake, the solidified material, the adjusting material and the refined mud cake are mixed and stirred, and the residence time of the solidified material, the adjusting material and the mud cake in the mixing cavity is controlled through adjusting the quantity of the feeding blade and the return blade on the stirring shaft; when the uniformity of the solidified material and the adjustment material is required to be improved, the flat claw blades are driven to rotate by the auxiliary motor so as to jump the solidified material, the adjustment material and the mud cake stirred in the stirring cavity by the feeding blade and the returning blade into the auxiliary mixing cavity, and the flat claw blades are used for stirring the solidified material, the adjustment material and the mud cake so as to improve the uniformity of stirring and mixing; finally, discharging the mixed finished product from a discharge port;
Discharging a finished product: inspecting the discharged finished product, and airing and curing the finished product after the finished product is inspected to be qualified, or transporting the finished product to a construction site by adopting a residue soil truck; when the test is failed, pouring the mixture into a mixing cavity from a feed inlet for mixing again;
the flowing soil mixing method comprises the steps of raw material water washing, slurry pressure filtration, raw material conveying, slurry preparation, mixing and stirring and finished product discharging;
washing raw materials: washing fine sand by a sand washer, discharging the washed fine sand to a storage yard for airing to obtain fine sand, discharging sewage with clay after washing by the sand washer, conveying the sewage into a mud pit by a pump, and precipitating to obtain mud;
slurry filter pressing: conveying slurry in the slurry pond to a filter press through a slurry pump for filter pressing and dewatering to obtain a mud cake, conveying the mud cake to a storage yard for standby, and recycling the filtered water to a clean water tank;
raw material conveying: mud cakes in the storage yard are conveyed into a feed inlet of the efficient mixing and stirring device through a mud feeding machine and a first belt, so that the mud cakes enter the mixing cavity along the feed inlet; the fine sand in the storage yard is conveyed into a feed inlet of the efficient mixing and stirring device through a second belt of the belt group according to the formula requirement, so that the fine sand enters the mixing cavity along the feed inlet;
Preparing slurry: conveying the solidified material in a third powder tank of the powder tank group to a pulping pool through a third metering device of the metering device group and a third conveying device of the conveying device group, conveying water in a clean water tank to the pulping pool for adjusting pulping, conveying the slurry to a filler pipe through a pump, and entering a mixing cavity through the filler pipe;
mixing and stirring: the stirring shaft is driven to rotate by the stirring motor, the stirring shaft drives the feeding blade and the return blade to cut, refine and stir mud cakes, fine sand and slurry, meanwhile, water in the clean water tank can be conveyed to the filling pipe through the pump and enter the mixing cavity through the filling pipe to participate in stirring and mixing; finally, discharging the mixed finished product from a discharge port;
discharging a finished product: the discharged finished product is inspected, after the inspection is qualified, the finished product is transported to a construction site by a concrete truck for construction, if the construction site is close to a discharge hole, a receiving hopper can be directly arranged at the discharge hole to receive the finished product, and then the finished product is transported to a construction position from a pipeline by a pump; when the test is failed, pouring the mixture into a mixing cavity from a feed inlet for mixing again;
the dry powder mortar mixing method comprises the steps of feeding main powder, adding powder, mixing and stirring, and discharging a finished product;
And (3) feeding main powder: a fourth powder tank in the powder tank group is filled with main powder, and the main powder is conveyed to a feed inlet of the efficient mixing and stirring device through a fourth metering device of the metering device group at the output end of the fourth powder tank and a fourth conveying device of the conveying device group, so that the main powder enters the mixing cavity through the feed inlet;
adding powder: the method comprises the steps of filling a fifth powder tank and a sixth powder tank in a powder tank group with additional first powder and additional second powder, respectively blowing the additional first powder and the additional second powder in the powder temporary storage bin into a filling pipe through an air conveying device under the arrangement of a fifth metering device and a sixth metering device of a metering device group at the output ends of the fifth powder tank and the sixth powder tank according to the proportion, and then entering a mixing cavity through a filling pipe;
mixing and stirring: the stirring shaft is driven to rotate by the stirring motor, the stirring shaft drives the feeding blade and the returning blade to mix and stir the main powder and the external powder, and the residence time of the main powder and the external powder in the mixing cavity is controlled by adjusting the quantity of the feeding blade and the returning blade on the stirring shaft; when the uniformity of the main powder and the external powder is required to be improved, the flat claw blades are driven to rotate by the auxiliary motor so as to jump the main powder and the external powder which are stirred in the stirring cavity by the feeding blades and the returning blades into the auxiliary mixing cavity, and the flat claw blades scatter and stir the main powder and the external powder so as to improve the uniformity of stirring and mixing; finally, discharging the mixed finished product from a discharge port; finally, discharging the mixed finished product from a discharge port;
Discharging a finished product: the finished dry powder mortar can be transported to a construction site for use through a powder tank truck or packed and stacked by adopting a packing bag.
The advantages or beneficial effects in the technical scheme at least comprise: in practical application, the mud cake desertification mixing method, the flowing soil mixing method and the dry powder mortar mixing method can all adopt a high-efficiency mixing and stirring device to carry out mixing and stirring so as to produce solidified soil, flowing soil and dry powder mortar, thereby being capable of adapting to various working conditions.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention.
FIG. 1 illustrates a schematic cross-sectional view of a high efficiency mixing stirring apparatus in accordance with an exemplary embodiment of the invention;
FIG. 2 shows a schematic view of a stirring body according to an exemplary embodiment of the present invention;
FIG. 3 illustrates a schematic view of a stirring mechanism according to an exemplary embodiment of the present invention;
FIG. 4 illustrates a schematic view of a stirring shaft and a feed blade according to an exemplary embodiment of the invention;
FIG. 5 illustrates a schematic view of a stirring shaft and return blades according to an exemplary embodiment of the invention;
FIG. 6 illustrates a schematic view of a feed blade according to an exemplary embodiment of the invention;
FIG. 7 illustrates a schematic view of a return vane according to an exemplary embodiment of the present invention;
FIG. 8 illustrates a schematic view of a cutting blade according to an exemplary embodiment of the present invention;
FIG. 9 illustrates a schematic side cross-sectional view of a high efficiency mixing stirring device in accordance with an exemplary embodiment of the invention;
FIG. 10 illustrates a schematic view of a flat claw blade according to an exemplary embodiment of the invention;
FIG. 11 illustrates a side view schematic of a flat claw blade according to an exemplary embodiment of the invention;
FIG. 12 shows a schematic diagram of a mudcake desertification compounding method in accordance with an exemplary embodiment of the present invention;
FIG. 13 shows a schematic diagram of a fluidized soil compounding method according to an exemplary embodiment of the present invention;
fig. 14 shows a schematic diagram of a dry powder mortar mixing method according to an exemplary embodiment of the invention.
Reference numerals illustrate:
1. a stirring main body;
11. a mixing chamber; 111. a stirring cavity; 112. an auxiliary mixing chamber; 12. a feed inlet; 13. a discharge port; 14. a filling pipe; 15. a gasket;
2. a stirring mechanism;
21. A stirring shaft; 21A, a front feed section; 21B, a buffer section; 21C, a rear feed section;
22. a feed blade; 221. a feeding section; 222. a feed connection; 223. a feed fixing portion;
23. a return blade; 231. a return section; 232. a return connection; 233. a return fixing portion;
24. cutting off the blade; 241. a cutting section; 242. cutting off the fixing part;
25. a stirring motor;
26. a fixing ring;
3. an auxiliary mixing mechanism;
31. a flat claw blade; 311. a flat claw shaft; 312. a flat claw portion; 313. a boss; 32. an auxiliary motor;
4. a mud feeder;
5. pi Daizu; 5A, a first belt; 5B, a second belt;
6. a powder tank group; 6A, a first powder tank; 6B, a second powder tank; 6C, a third powder tank; 6D, a fourth powder tank; 6E, a fifth powder tank; 6F, a sixth powder tank;
7. a metering device group; 7A, a first metering device; 7B, a second metering device; 7C, a third metering device; 7D, a fourth metering device; 7E, a fifth metering device; 7F, a sixth metering device;
8. a conveyor set; 8A, a first conveying device; 8B, a second conveying device; 8C, a third conveying device; 8D, a fourth conveying device; 8E, a fifth conveying device; 8F, a sixth conveying device;
9. A sand washer;
10. a slurry pool;
101. a filter press;
102. a clean water tank;
103. a pulping pool;
104. a receiving hopper;
105. a pipe;
106. a powder temporary storage bin;
107. and an air delivery device.
Detailed Description
Embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. While the invention is susceptible of embodiment in the drawings, it is to be understood that the invention may be embodied in various forms and should not be construed as limited to the embodiments set forth herein, but rather are provided to provide a more thorough and complete understanding of the invention. It should be understood that the drawings and embodiments of the invention are for illustration purposes only and are not intended to limit the scope of the present invention.
In addition, the embodiments of the present invention and the features of the embodiments may be combined with each other without collision. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
It should be understood that the various steps recited in the method embodiments of the present invention may be performed in a different order and/or performed in parallel. Furthermore, method embodiments may include additional steps and/or omit performing the illustrated steps. The scope of the invention is not limited in this respect.
The term "including" and variations thereof as used herein are intended to be open-ended, i.e., including, but not limited to. The term "based on" is based at least in part on. The term "one embodiment" means "at least one embodiment"; the term "another embodiment" means "at least one additional embodiment"; the term "some embodiments" means "at least some embodiments. Related definitions of other terms will be given in the description below. It should be noted that the terms "first," "second," and the like herein are merely used for distinguishing between different devices, modules, or units and not for limiting the order or interdependence of the functions performed by such devices, modules, or units.
It should be noted that references to "one", "a plurality" and "a plurality" in this disclosure are intended to be illustrative rather than limiting, and those skilled in the art will appreciate that "one or more" is intended to be construed as "one or more" unless the context clearly indicates otherwise.
The names of messages or information interacted between the devices in the embodiments of the present invention are for illustrative purposes only and are not intended to limit the scope of such messages or information.
Referring to fig. 1 to 10, an embodiment of the present invention provides a high-efficiency mixing and stirring device, including a stirring main body 1, a mixing cavity 11 is provided in the stirring main body 1, one end of the stirring main body 1 is provided with a feed inlet 12 communicated with the mixing cavity 11, the other end is provided with a discharge outlet 13 communicated with the mixing cavity 11, the top of the stirring main body 1 is provided with a plurality of filling pipes 14 communicated with the mixing cavity 11, the mixing cavity 11 is composed of a circular arc-shaped stirring cavity 111 at the bottom and an auxiliary mixing cavity 112 at the top, a stirring mechanism 2 is provided in the stirring cavity 111, and a plurality of auxiliary mixing mechanisms 3 are provided in the auxiliary mixing cavity 112; wherein the feed inlet 12 can be used for adding main mixture materials, and the filler pipe 14 can be externally added with powder, liquid or gaseous materials; the auxiliary mixing chamber 112 is provided with a spraying device corresponding to the position shell of the filler pipe 14 so as to atomize the added liquid, thereby improving mixing efficiency and uniformity.
The stirring mechanism 2 comprises a stirring shaft 21 driven to rotate by a stirring motor 25, a plurality of feeding blades 22 are arranged in a spiral shape along the periphery of the stirring shaft 21, at least one return blade 23 is arranged on the stirring shaft 21 every plurality of feeding blades 22, the feeding blades 22 comprise a feeding part 221 bent along the rotation direction of the stirring shaft 21, the return blades 23 comprise a return part 231 bent along the opposite rotation direction of the stirring shaft 21, and the stirring shaft 21 drives the feeding blades 22 and the return blades 23 to rotate along the track in the stirring cavity 111; wherein, agitator motor 25 and (mixing) shaft 21 accessible shaft coupling connection, agitator motor 25 can adopt gear motor, and gear motor adopts variable frequency drive, can adjust the rotational speed according to the material condition that feed inlet 12 added.
The auxiliary mixing mechanism 3 includes a flat claw blade 31 driven to rotate by an auxiliary motor 32, and the flat claw blade 31 includes a flat claw shaft 311 mounted on an output end of the auxiliary motor 32 and a plurality of flat claw portions 312 provided around the flat claw shaft 311.
With the above structure, when materials need to be mixed and stirred, as the mixing cavity 11 is arranged in the stirring main body 1, one end of the stirring main body 1 is provided with the feed port 12 communicated with the mixing cavity 11, the other end is provided with the discharge port 13 communicated with the mixing cavity 11, the top of the stirring main body 1 is provided with the plurality of filler pipes 14 communicated with the mixing cavity 11, the mixing cavity 11 consists of the circular arc-shaped stirring cavity 111 at the bottom and the auxiliary mixing cavity 112 at the top, the stirring cavity 111 is internally provided with the stirring mechanism 2, and the auxiliary mixing cavity 112 is internally provided with the plurality of auxiliary mixing mechanisms 3, so that main materials can be added through the feed port 12, the filler pipes 14 can be added with auxiliary materials, and through the cooperation of the feed blades 22 and the return blades 23 of the stirring mechanism 2, after the stirring shaft 21 is driven to rotate by the stirring motor 25, the feed blades 22 and the return blades 23 can be driven to rotate, so that the feed part 221 of the feed blades 22 conveys the materials towards the discharge port 13, the return part 231 of the return blades 23 pushes the materials towards the direction of the feed port 12, the materials is retained, and the materials can be stirred by the feed blades 22 and the return blades 23, the stirring blades 23, the materials can be mixed and the materials can be stably mixed by the feed blades 22, and the quantity of the materials can be stably mixed and the materials can be mixed and mixed by the stirring blades, and the materials can be stably fed through the feed blades, and the stirring blades can be stably and the quantity in the stirring blades, and the quantity can be stably; under the action of the flat claw blades 31 of the auxiliary mixing mechanism 3, the flat claw blades 31 can be driven to rotate by the auxiliary motor 32, so that the flat claw portions 312 of the flat claw blades 31 can stir and mix the materials which are stirred and sprung by the stirring mechanism 2, the materials can be prevented from being attached to the inner wall of the mixing cavity 11, more air is contained in the auxiliary mixing cavity 112, and the mixing uniformity can be further improved by stirring of the flat claw blades 31.
In one embodiment, see fig. 9, 10 and 11. The end of the flat claw portion 312 is provided with a convex portion 313 facing the stirring chamber 111. In practical application, the protruding portion 313 can shield the material stirred by the flat claw portion 312, so that the material can fall back into the stirring cavity 111 along the protruding portion 313.
The outer edge thickness of the flat claw portion 312 becomes gradually thinner to form a tip along the rotation direction of the flat claw portion 312. In practical use, the tips of the flat claw portions 312 can crush and cut the materials, so that the mixing uniformity of the materials can be improved.
In one embodiment, see fig. 1, 2 and 9. A plurality of auxiliary mixing mechanisms 3 are arranged in the auxiliary mixing chamber 112 in a plurality of rows staggered with respect to each other. In practical application, under the setting that the multirow of supplementary mixing mechanism 3 is crisscross each other, can increase the stirring scope of a plurality of supplementary mixing mechanism 3 to improve stirring homogeneity.
In one embodiment, see fig. 1 and 9. The inner surface of the mixing chamber 11 is provided with a gasket 15. In practical application, the liner 15 can be made of anti-sticking and wear-resistant materials, so that the anti-sticking and wear-resistant effects of the inner wall of the mixing cavity 11 are improved, the adhesion of materials in the mixing cavity 11 can be reduced, and the cleaning difficulty of the mixing cavity 11 is reduced.
In one embodiment, see fig. 3, 4, 5, 6, and 7. The end of the feeding portion 221 is gradually extended and extended outward in the rotation direction of the stirring shaft 21 and is in a flat configuration, and the end of the returning portion 231 is gradually extended and extended outward in the opposite rotation direction of the stirring shaft 21 and is in a flat configuration. In practical use, the end structure of the feeding portion 221 can increase the pushing area thereof to increase the pushing amount of the feeding portion 221; the end structure of the return portion 231 can increase its pushing area to increase the pushing amount of the return portion 231.
The feed blade 22 further includes a feed connection portion 222 and a feed fixing portion 223, the feed connection portion 222 is used for connecting the feed portion 221 and the feed fixing portion 223, the feed fixing portion 223 is fixed on the stirring shaft 21, the return blade 23 further includes a return connection portion 232 and a return fixing portion 233, the return connection portion 232 is used for connecting the return portion 231 and the return fixing portion 233, and the return fixing portion 233 is fixed on the stirring shaft 21. In practical use, the feeding portion 221 can be stably mounted on the stirring shaft 21 by providing the feeding connecting portion 222 and the feeding fixing portion 223; wherein the feed fixing portion 223 may be fixed to the stirring shaft 21 by a bolt; the return connection portion 232 and the return fixing portion 233 are provided so that the return portion 231 can be stably attached to the stirring shaft 21; wherein, the return fixing portion 233 can be fixed on the stirring shaft 21 by a bolt; the number and positions of the return blades 23 and the cutting blades 24 can be appropriately changed and modified according to the nature of the treated object, the amount of treated object, and the like.
One end of the stirring shaft 21 is provided with a front feeding section 21A, a buffer section 21B and a rear feeding section 21C in sequence from the other end, a plurality of feeding blades 22 are arranged on the front feeding section 21A, the buffer section 21B and the rear feeding section 21C in sequence in a spiral shape, and at least two return blades 23 are respectively arranged at two ends of the buffer section 21B. In practical application, the return blades 23 are respectively arranged at two ends of the buffer section 21B, so that after materials pass through the stirring of the feed blades 22 of the front feed section 21A and are pushed to the buffer section 21B, the materials are temporarily retained by the return blades 23, so that the materials can be fully stirred and mixed in the buffer section 21B, and the materials are continuously conveyed out while being stirred and mixed by the feed blades 22 of the rear feed section 21C, so that the materials are in a fully stirred state during output.
In one embodiment, see fig. 3 and 8. The stirring shaft 21 is provided with a plurality of cutting blades 24 arranged in a spiral shape, the cutting blades 24 include cutting portions 241, the cutting portions 241 have a plate-like structure, and the outer edges of the cutting portions 241 are tapered to form tips. In practical application, the cutting blade 24 may be set according to the crushing requirement of the material, that is, when the material needs to be crushed, the cutting blade 24 may be mounted on the stirring shaft 21, after the stirring shaft 21 drives the cutting blade 24 to rotate, the cutting portion 241 of the cutting blade 24 may cut and crush the material, and under the setting of the tip of the cutting portion 241, the cutting portion 241 may cut the material more easily; in the case where crushing of the material is not required, the cutter blades 24 may not be provided.
The cutting blade 24 further includes a cutting fixing portion 242, the cutting fixing portion 242 is connected to the cutting portion 241, and the cutting fixing portion 242 is fixed to the stirring shaft 21. In actual use, the cutting fixing portion 242 is used to fix the cutting portion 241 to the stirring shaft 21; the cut fixing portion 242 may be fixed to the stirring shaft 21 by a bolt.
At least one cutting blade 24 is provided at each end of the buffer section 21B, and the cutting blade 24 is provided adjacent to the return blade 23. In practical applications, the cutting blade 24 may be disposed in a conveying direction in which the returning blade 23 pushes the material, so that the returning blade 23 temporarily retains the material, so as to facilitate the breaking of the material by the cutting blade 24.
The stirring shaft 21 is provided with a plurality of fixing rings 26 at intervals, and the feeding blade 22, the return blade 23 and the cutting blade 24 are respectively fixed on the fixing rings 26. Wherein the feed blade 22 is fixed to the fixed ring 26 by the feed fixing portion 223, the return blade 23 is fixed to the fixed ring 26 by the return fixing portion 233, and the cut-off blade 24 is fixed to the fixed ring 26 by the cut-off fixing portion 242.
Referring to fig. 1, 2, 3, 9, 12, 13 and 14, the invention provides a mixing process of a high-efficiency mixing and stirring device, which comprises a mud cake desertification mixing method, a flowing soil mixing method and a dry powder mortar mixing method; in practical application, the mud cake desertification mixing method, the flowing soil mixing method and the dry powder mortar mixing method can all adopt a high-efficiency mixing and stirring device to carry out mixing and stirring so as to produce solidified soil, flowing soil and dry powder mortar, thereby being capable of adapting to various working conditions.
The mud cake desertification mixing method comprises raw material feeding, powder metering and conveying, mixing and stirring, and finished product discharging;
and (3) raw material feeding: the mud cake or raw materials are sent into the input end of the mud conveyer 4 through a forklift, the output end of the mud conveyer 4 conveys the mud cake into a feed inlet 12 of the efficient mixing and stirring device through a first belt 5A in a belt group 5, and the mud cake enters a mixing cavity 11 along the feed inlet 12;
powder metering and conveying: the method comprises the steps that solidification materials and adjustment materials are respectively filled in a first powder tank 6A and a second powder tank 6B in a powder tank group 6, and are respectively conveyed to a feed inlet 12 or a filler pipe 14 of a high-efficiency mixing and stirring device through a first conveying device 8A and a second conveying device 8B in a conveying device group 8 according to the proportion under the arrangement of a first metering device 7A and a second metering device 7B of a metering device group 7 at the output ends of the first powder tank 6A and the second powder tank 6B, and then enter a mixing cavity 11 through the feed inlet 12 or the filler pipe 14;
mixing and stirring: the stirring shaft 21 is driven to rotate by the stirring motor 25, the stirring shaft 21 drives the feeding blade 22 and the return blade 23 to refine the mud cake, the solidified material, the adjusting material and the refined mud cake are mixed and stirred, and the stay time of the solidified material, the adjusting material and the mud cake in the mixing cavity 11 is controlled by adjusting the quantity of the feeding blade 22 and the return blade 23 on the stirring shaft 21; when the uniformity of the solidified material and the adjustment material needs to be improved, the flat claw blade 31 is driven to rotate by the auxiliary motor 32 so as to jump the solidified material, the adjustment material and the mud cake stirred in the stirring cavity 111 by the feeding blade 22 and the returning blade 23 into the auxiliary mixing cavity 112, and the flat claw blade 31 is used for stirring so as to improve the uniformity of stirring and mixing; the final stirred and mixed finished product is discharged from a discharge hole 13;
Discharging a finished product: inspecting the discharged finished product, and airing and curing the finished product after the finished product is inspected to be qualified, or transporting the finished product to a construction site by adopting a residue soil truck; when the test is failed, pouring the mixture into the mixing cavity 11 from the feed inlet 12 for mixing again;
in practical application, under the step of mud cake desertification compounding method, can carry out the compounding to mud cake to through high-efficient mixing stirring device's mixing stirring, can make mud cake and solidification material and adjustment material's mixing more even, in order to guarantee that mud cake desertification mixed finished product can reach qualified.
The flowing soil mixing method comprises the steps of raw material water washing, slurry pressure filtration, raw material conveying, slurry preparation, mixing and stirring and finished product discharging;
washing raw materials: the fine sand is washed by a sand washer 9, the washed fine sand is discharged to a storage yard for airing to obtain fine sand, the sewage with clay after being washed by the sand washer 9 is discharged, and the sewage is conveyed to a mud pit 10 by a pump for sedimentation to obtain mud;
slurry filter pressing: the slurry in the slurry pond 10 is conveyed to a filter press 101 through a slurry pump to be subjected to filter pressing and precipitation to obtain a mud cake, the mud cake is conveyed to a storage yard for standby, and the filtered water is recycled to a clean water tank 102;
Raw material conveying: the mud cake in the storage yard is conveyed into a feed port 12 of the efficient mixing and stirring device through a mud feeding machine 4 and a first belt 5A, so that the mud cake enters a mixing cavity 11 along the feed port 12; the fine sand in the storage yard is conveyed into a feed inlet 12 of the efficient mixing and stirring device through a second belt 5B of the belt group 5 according to the formula requirement, so that the fine sand enters a mixing cavity 11 along the feed inlet 12;
preparing slurry: conveying the solidified material in the third powder tank 6C of the powder tank group 6 to the pulping pool 103 through the third metering device 7C of the metering device group 7 and the third conveying device 8C of the conveying device group 8, conveying the water in the clean water tank 102 to the pulping pool 103 for adjusting pulping, conveying the slurry to the filler pipe 14 through the pump, and entering the mixing cavity 11 through the filler pipe 14;
mixing and stirring: the stirring shaft 21 is driven to rotate by the stirring motor 25, the stirring shaft 21 drives the feeding blade 22 and the return blade 23 to cut, refine and stir mud cakes, fine sand and slurry, meanwhile, water in the clean water tank 102 can be conveyed to the filler pipe 14 by a pump and enter the mixing cavity 11 through the filler pipe 14 to participate in stirring and mixing; the final stirred and mixed finished product is discharged from a discharge hole 13;
Discharging a finished product: the discharged finished product is inspected, after the inspection is qualified, the finished product is transported to a construction site by a concrete truck for construction, if the construction site is close to the discharge hole 13, a receiving hopper 104 can be directly arranged at the discharge hole 13 to receive the finished product, and then the finished product is transported to the construction site from a pipeline 105 by a pump; when the test is failed, pouring the mixture into the mixing cavity 11 from the feed inlet 12 for mixing again;
in practical application, under the step of flowing soil mixing method, fine sand, mud cake, mud and solidification material can be mixed, and through the mixing stirring of high-efficient mixing stirring device, the mixing of fine sand, mud cake, mud and solidification material is more even, so that the finished product of flowing soil mixing can reach the qualification.
The dry powder mortar mixing method comprises the steps of feeding main powder, adding powder, mixing and stirring, and discharging a finished product;
and (3) feeding main powder: the fourth powder tank 6D in the powder tank group 6 is filled with main powder, and the main powder is conveyed to a feed inlet 12 of the efficient mixing and stirring device through a fourth metering device 7D of the metering device group 7 at the output end of the fourth powder tank 6D and a fourth conveying device 8D of the conveying device group 8, and then enters a mixing cavity 11 through the feed inlet 12;
Adding powder: the method comprises the steps of filling a fifth powder tank 6E and a sixth powder tank 6F in a powder tank group 6 with additional first powder and additional second split materials, blowing the additional first powder and the additional second split materials in the powder temporary storage 106 into a filling pipe 14 through an air conveying device 107 under the arrangement of a fifth metering device 7E and a sixth metering device 7F of a metering device group 7 at the output end of the fifth powder tank 6E and the sixth powder tank 6F according to the proportion, conveying the additional first powder and the additional second split materials in the fifth powder tank 6E and the sixth powder tank 6F into a powder temporary storage 106 through a fifth conveying device 8E and a sixth conveying device 8F in a conveying device group 8, and blowing the additional first powder and the additional second split materials in the powder temporary storage 106 into the filling pipe 14 through the filling pipe 14 into a mixing cavity 11;
mixing and stirring: the stirring shaft 21 is driven to rotate by the stirring motor 25, the stirring shaft 21 drives the feeding blade 22 and the return blade 23 to mix and stir the main powder and the additional powder, and the residence time of the main powder and the additional powder in the mixing cavity 11 is controlled by adjusting the quantity of the feeding blade 22 and the return blade 23 on the stirring shaft 21; when the uniformity of the main powder and the additional powder needs to be improved, the flat claw blade 31 is driven to rotate by the auxiliary motor 32, so that the main powder and the additional powder which are stirred in the stirring cavity 111 by the feeding blade 22 and the returning blade 23 are jumped into the auxiliary mixing cavity 112, and the main powder and the additional powder are scattered and stirred by the flat claw blade 31, so that the uniformity of stirring and mixing is improved; the final stirred and mixed finished product is discharged from a discharge hole 13; the final stirred and mixed finished product is discharged from a discharge hole 13;
Discharging a finished product: the finished dry powder mortar can be transported to a construction site for use through a powder tank truck or packed and stacked by adopting a packing bag.
In practical application, under the step of dry powder mortar mixing, main powder, additional first powder and additional second component can be mixed, and the main powder, the additional first powder and the additional second component can be mixed more uniformly through the mixing and stirring of the efficient mixing and stirring device, so that the dry powder mortar mixing finished product can be qualified.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
It will be appreciated by persons skilled in the art that the above embodiments are provided for clarity of illustration only and are not intended to limit the scope of the invention. Other variations or modifications of the above-described invention will be apparent to those of skill in the art, and are still within the scope of the invention.
Claims (10)
1. The efficient mixing and stirring device is characterized by comprising a stirring main body, wherein a mixing cavity is arranged in the stirring main body, one end of the stirring main body is provided with a feed inlet communicated with the mixing cavity, the other end of the stirring main body is provided with a discharge outlet communicated with the mixing cavity, the top of the stirring main body is provided with a plurality of filling pipes communicated with the mixing cavity, the mixing cavity consists of a circular arc-shaped stirring cavity at the bottom and an auxiliary mixing cavity at the top, a stirring mechanism is arranged in the stirring cavity, and a plurality of auxiliary mixing mechanisms are arranged in the auxiliary mixing cavity;
the stirring mechanism comprises a stirring shaft driven by a stirring motor to rotate, a plurality of feeding blades which are arranged in a spiral shape are arranged along the periphery of the stirring shaft, at least one return blade is arranged on the stirring shaft every other a plurality of feeding blades, the feeding blades comprise feeding parts which are bent along the rotation direction of the stirring shaft, the return blades comprise return parts which are bent along the opposite rotation direction of the stirring shaft, and the stirring shaft drives the feeding blades and the return blades to rotate along the rotation track of the stirring shaft;
the auxiliary mixing mechanism comprises a flat claw blade driven to rotate by an auxiliary motor, wherein the flat claw blade comprises a flat claw shaft arranged at the output end of the auxiliary motor and a plurality of flat claw parts arranged around the flat claw shaft.
2. The efficient mixing and stirring device of claim 1, wherein the end of the flat claw portion is provided with a convex portion facing the stirring chamber.
3. The efficient mixing and stirring device of claim 1, wherein an outer edge thickness of the flat claw portion is tapered to form a tip along a rotation direction of the flat claw portion.
4. A high efficiency mixing apparatus as defined in claim 1 wherein the plurality of auxiliary mixing mechanisms are arranged in a plurality of rows of alternating relationship within the auxiliary mixing chamber.
5. The high efficiency mixing and stirring apparatus of claim 1 wherein the mixing chamber interior surface is provided with a gasket.
6. The efficient mixing and stirring apparatus of claim 1, wherein the end of the feed portion is gradually extended outwardly in a direction of rotation of the stirring shaft and has a flat configuration, and the end of the return portion is gradually extended outwardly in a direction opposite to the direction of rotation of the stirring shaft and has a flat configuration.
7. The efficient mixing and stirring device of claim 1, wherein the feed blade further comprises a feed connection portion and a feed fixation portion, the feed connection portion for connecting the feed portion and the feed fixation portion, the feed fixation portion being fixed to the stirring shaft, the return blade further comprises a return connection portion for connecting the return portion and the return fixation portion, the return fixation portion being fixed to the stirring shaft.
8. The efficient mixing and stirring apparatus of claim 1, wherein the stirring shaft is provided with a plurality of cutting blades arranged in a spiral shape, the cutting blades comprise cutting parts, the cutting parts are in a plate-shaped structure, and the thickness of the outer edges of the cutting parts is gradually reduced to form tips.
9. The efficient mixing and stirring apparatus of claim 8, wherein the cutoff blade further comprises a cutoff fixture connected to the cutoff, the cutoff fixture being fixed to the stirring shaft.
10. A mixing process of a high-efficiency mixing and stirring device, which is characterized by comprising a mud cake desertification mixing method, a flowing soil mixing method and a dry powder mortar mixing method for the high-efficiency mixing and stirring device according to any one of claims 1 to 9;
the mud cake desertification mixing method comprises raw material feeding, powder metering and conveying, mixing and stirring, and finished product discharging;
and (3) raw material feeding: the mud cake or raw materials are sent into the input end of the mud conveyer through a forklift, and the output end of the mud conveyer conveys the mud cake into the feed inlet of the efficient mixing and stirring device through a first belt in the belt group, so that the mud cake enters the mixing cavity along the feed inlet;
Powder metering and conveying: the method comprises the steps that curing materials and adjusting materials are respectively filled in a first powder tank and a second powder tank in a powder tank group, the curing materials and the adjusting materials in the first powder tank and the second powder tank are conveyed to a feed inlet or a filler pipe of a high-efficiency mixing and stirring device through a first conveying device and a second conveying device in a conveying device group according to a proportion under the arrangement of a first metering device and a second metering device of a metering device group at the output ends of the first powder tank and the second powder tank respectively, and the curing materials and the adjusting materials enter a mixing cavity through the feed inlet or the filler pipe;
mixing and stirring: the stirring shaft drives the stirring shaft to rotate through the stirring motor, the stirring shaft drives the feeding blade and the return blade to refine the mud cake, the solidified material, the adjusting material and the refined mud cake are mixed and stirred, and the residence time of the solidified material, the adjusting material and the mud cake in the mixing cavity is controlled through adjusting the quantity of the feeding blade and the return blade on the stirring shaft; when the uniformity of the solidified material and the adjustment material is required to be improved, the flat claw blades are driven to rotate by the auxiliary motor so as to jump the solidified material, the adjustment material and the mud cake stirred in the stirring cavity by the feeding blade and the returning blade into the auxiliary mixing cavity, and the flat claw blades are used for stirring the solidified material, the adjustment material and the mud cake so as to improve the uniformity of stirring and mixing; finally, discharging the mixed finished product from a discharge port;
Discharging a finished product: inspecting the discharged finished product, and airing and curing the finished product after the finished product is inspected to be qualified, or transporting the finished product to a construction site by adopting a residue soil truck; when the test is failed, pouring the mixture into a mixing cavity from a feed inlet for mixing again;
the flowing soil mixing method comprises the steps of raw material water washing, slurry pressure filtration, raw material conveying, slurry preparation, mixing and stirring and finished product discharging;
washing raw materials: washing fine sand by a sand washer, discharging the washed fine sand to a storage yard for airing to obtain fine sand, discharging sewage with clay after washing by the sand washer, conveying the sewage into a mud pit by a pump, and precipitating to obtain mud;
slurry filter pressing: conveying slurry in the slurry pond to a filter press through a slurry pump for filter pressing and dewatering to obtain a mud cake, conveying the mud cake to a storage yard for standby, and recycling the filtered water to a clean water tank;
raw material conveying: mud cakes in the storage yard are conveyed into a feed inlet of the efficient mixing and stirring device through a mud feeding machine and a first belt, so that the mud cakes enter the mixing cavity along the feed inlet; the fine sand in the storage yard is conveyed into a feed inlet of the efficient mixing and stirring device through a second belt of the belt group according to the formula requirement, so that the fine sand enters the mixing cavity along the feed inlet;
Preparing slurry: conveying the solidified material in a third powder tank of the powder tank group to a pulping pool through a third metering device of the metering device group and a third conveying device of the conveying device group, conveying water in a clean water tank to the pulping pool for adjusting pulping, conveying the slurry to a filler pipe through a pump, and entering a mixing cavity through the filler pipe;
mixing and stirring: the stirring shaft is driven to rotate by the stirring motor, the stirring shaft drives the feeding blade and the return blade to cut, refine and stir mud cakes, fine sand and slurry, meanwhile, water in the clean water tank is conveyed to the filling pipe by the pump and enters the mixing cavity through the filling pipe to participate in stirring and mixing; finally, discharging the mixed finished product from a discharge port;
discharging a finished product: inspecting the discharged finished product, transporting the finished product to a construction site for construction by using a concrete truck after the finished product is inspected to be qualified, directly arranging a receiving hopper at a discharge hole to receive the finished product if the construction site is close to the discharge hole, and transporting the finished product to a construction position from a pipeline by using a pump; when the test is failed, pouring the mixture into a mixing cavity from a feed inlet for mixing again;
the dry powder mortar mixing method comprises the steps of feeding main powder, adding powder, mixing and stirring, and discharging a finished product;
And (3) feeding main powder: a fourth powder tank in the powder tank group is filled with main powder, and the main powder is conveyed to a feed inlet of the efficient mixing and stirring device through a fourth metering device of the metering device group at the output end of the fourth powder tank and a fourth conveying device of the conveying device group, so that the main powder enters the mixing cavity through the feed inlet;
adding powder: the method comprises the steps of filling a fifth powder tank and a sixth powder tank in a powder tank group with additional first powder and additional second powder, respectively blowing the additional first powder and the additional second powder in the powder temporary storage bin into a filling pipe through an air conveying device under the arrangement of a fifth metering device and a sixth metering device of a metering device group at the output ends of the fifth powder tank and the sixth powder tank according to the proportion, and then entering a mixing cavity through a filling pipe;
mixing and stirring: the stirring shaft is driven to rotate by the stirring motor, the stirring shaft drives the feeding blade and the returning blade to mix and stir the main powder and the external powder, and the residence time of the main powder and the external powder in the mixing cavity is controlled by adjusting the quantity of the feeding blade and the returning blade on the stirring shaft; when the uniformity of the main powder and the external powder is required to be improved, the flat claw blades are driven to rotate by the auxiliary motor so as to jump the main powder and the external powder which are stirred in the stirring cavity by the feeding blades and the returning blades into the auxiliary mixing cavity, and the flat claw blades scatter and stir the main powder and the external powder so as to improve the uniformity of stirring and mixing; finally, discharging the mixed finished product from a discharge port; finally, discharging the mixed finished product from a discharge port;
Discharging a finished product: the finished dry powder mortar is transported to a construction site for use by a powder tank truck or packed and stacked by adopting a packing bag.
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Application publication date: 20231222 |