CN115897547A - Construction equipment for forming waste slurry and residue soil into liquid solidified soil - Google Patents
Construction equipment for forming waste slurry and residue soil into liquid solidified soil Download PDFInfo
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- CN115897547A CN115897547A CN202211422381.3A CN202211422381A CN115897547A CN 115897547 A CN115897547 A CN 115897547A CN 202211422381 A CN202211422381 A CN 202211422381A CN 115897547 A CN115897547 A CN 115897547A
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- soil
- slurry
- vibrating screen
- water
- muck
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- 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 invention relates to the technical field of waste slurry muck, and discloses construction equipment for forming the waste slurry muck into liquid solidified soil, which comprises a vibrating screen, a stirrer and a feeder, wherein the vibrating screen is arranged in a separation cavity, and a bottom cavity is formed between the bottom of the separation cavity and the vibrating screen; the vibrating screen vibrates and separates the waste slurry muck into large-particle muck and small-particle muck, and the small-particle muck is mixed with a water body in a bottom cavity to form the slurry muck; discharging the slurry dregs in the bottom cavity into a slurry pool; mud dregs in the mud pool are discharged into the stirrer through the mud pipe, the curing agent is put into the stirrer by the feeder, the mud dregs and the curing agent are stirred and mixed by the stirrer to form liquid cured soil, and the liquid cured soil has the characteristics of high hardening speed and high hardening strength and can be applied to building construction, so that the waste mud dregs are effectively recycled, and the purpose of recycling waste is achieved.
Description
Technical Field
The invention relates to the technical field of waste slurry muck, in particular to construction equipment for forming liquid solidified soil from waste slurry muck.
Background
At present, in foundation engineering, a large amount of waste slurry and residue soil can be generated due to hole forming construction of the cast-in-situ bored pile. The waste sludge is in a fluid plastic state due to extremely high water content, and forms almost fluid sludge. Because the waste mud and residue soil has overhigh water content and lower strength and is easy to cause site pollution, the common residue soil disposal site does not receive the waste mud and residue soil. Disposal of waste sludge and waste soil on a construction site is always a difficult problem.
In the prior art, to solve the problem, the waste slurry and residue soil of the construction site is usually dried, and after the waste slurry and residue soil is dried for 5 to 7 days, the waste slurry and residue soil loses moisture and becomes relatively dry common residue soil, and then the common residue soil is transported to a residue soil disposal site. However, the general construction site is narrow, a place for airing cannot be provided, and in rainy days, sunny days are less, and the airing time is longer, so that a method for timely treating waste slurry muck is needed to achieve the purpose of recycling waste.
Disclosure of Invention
The invention aims to provide construction equipment for forming waste slurry muck into liquid solidified soil, and aims to solve the problem that the waste slurry muck is difficult to recover in the prior art.
The construction equipment comprises a vibrating screen, a stirrer and a feeder, wherein the vibrating screen is arranged in a separation cavity, and a bottom cavity is formed between the bottom of the separation cavity and the vibrating screen; the vibrating screen vibrates and separates the waste slurry muck into large-particle muck arranged on the vibrating screen and small-particle muck falling into the bottom cavity, and the small-particle muck and a water body are mixed in the bottom cavity to form slurry muck;
the front end of the bottom cavity is communicated with a mud pit, and mud residue soil in the bottom cavity is discharged into the mud pit; the front end of the vibrating screen is communicated with a chute, and large-particle muck on the vibrating screen is discharged to a stacking area through the chute;
and a slurry pipe is connected between the slurry tank and the stirrer, slurry muck in the slurry tank is discharged into the stirrer through the slurry pipe, the feeding device feeds the curing agent into the stirrer, and the stirrer stirs and mixes the slurry muck and the curing agent to form liquid cured soil.
Optionally, a conveyer belt which is used for conveying the waste slurry and the residue soil from back to front is arranged at the rear end of the vibrating screen, and the conveyer belt conveys the waste slurry and the residue soil to the vibrating screen.
Optionally, a material transferring hopper for arranging the waste slurry and residue soil is arranged above the conveying belt, and the waste slurry and residue soil falls onto the conveying belt from the bottom of the material charging hopper.
Optionally, the bottom of the bottom cavity is arranged obliquely downwards along the direction from back to front.
Optionally, the vibrating screen is arranged obliquely downwards along the direction from back to front.
Optionally, the chute channel is arranged obliquely downwards along the direction from back to front.
Optionally, a water spray pipe is arranged above the vibrating screen, and the water spray pipe is provided with a plurality of water spray heads arranged downwards; when the waste slurry and residue soil is placed on the vibrating screen for vibration separation, the plurality of water spraying heads spray out water downwards, and the water washes the waste slurry and residue soil on the vibrating screen from top to bottom and falls into the bottom cavity along with small-particle residue soil.
Optionally, the spray pipe is in a horizontal spiral shape, and the plurality of spray heads are arranged at the bottom of the spray pipe and are arranged at intervals along the length direction of the spray pipe.
Optionally, a water spraying channel which is longitudinally arranged is arranged in the water spraying head, and the width of the water spraying channel is gradually increased along the direction from top to bottom of the water spraying channel; the water spraying channel is provided with a water spraying opening at the bottom of the water spraying head, the water spraying opening is sealed with a grid net, and the grid net is provided with a plurality of grid holes for spraying water in the water spraying channel;
the middle part of the grid net protrudes towards the water spray channel, and the grid net inclines downwards to form a conical shape along the direction from the middle part to the periphery of the grid net; rolling beads are arranged on the grid net, are arranged in the water spraying channel, have the diameter smaller than that of the water spraying channel and are arranged in a manner of deviating from the middle of the grid net;
when the high-pressure water body is sprayed downwards through the water spraying channel, the rolling beads are impacted by the water body and move in a reciprocating mode along the circumferential direction of the grid net, and the spraying direction of the water body from the grid net is changed.
Optionally, the stirrer is provided with a stirring cavity arranged in a strip shape, a rotating shaft is arranged in the middle of the stirring cavity, and the rotating shaft is arranged in a crossing manner along the width direction of the stirring cavity; the cross section of the rotating shaft is elliptical, and the rotating shaft rotates eccentrically; the periphery of the rotating shaft is provided with a plurality of stirring strips which are arranged at intervals along the circumferential direction and the axial direction of the rotating shaft;
the inner end of the stirring bar is connected to the rotating shaft, the outer end of the stirring bar is provided with a fan blade, the fan blade extends along the axial direction of the stirring shaft, and a plurality of penetrating holes are formed in the fan blade; in the process of eccentric rotation of the rotating shaft, the plurality of stirring strips are driven to rotate, and the stirring strips and the fan blades stir slurry, slag and soil and a curing agent in the stirring cavity.
Compared with the prior art ， The construction equipment for forming the waste slurry muck into the liquid solidified soil provided by the invention is characterized in that the waste slurry muck is screened into large-particle muck and small-particle muck through the vibrating screen, the small-particle muck is mixed with water to form the slurry muck, a curing agent is put into a stirrer through a feeding device, and the slurry muck and the curing agent are stirred and mixed through the stirrer to form the liquid solidified soilThe solidified soil has the characteristics of high hardening speed and high hardening strength, and can be applied to building construction, so that the waste slurry and residue soil is effectively recycled, and the purpose of recycling waste is achieved.
Drawings
FIG. 1 is a schematic front view of construction equipment for forming waste sludge soil into liquid solidified soil according to the present invention;
FIG. 2 is a schematic front view of a vibration chamber provided by the present invention;
FIG. 3 is a cut-away schematic view of a sprinkler tube provided by the present invention;
FIG. 4 is a schematic cut-away view of the agitator provided by the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The following describes the implementation of the present invention in detail with reference to specific embodiments.
The same or similar reference numerals in the drawings of the present embodiment correspond to the same or similar components; in the description of the present invention, it should be understood that if there is an orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", etc. based on the orientation or positional relationship shown in the drawings, it is only for convenience of describing the present invention and simplifying the description, but it is not intended to indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes and are not to be construed as limiting the present patent, and the specific meaning of the terms may be understood by those skilled in the art according to specific circumstances.
Referring to fig. 1-4, preferred embodiments of the present invention are shown.
The construction equipment for forming the waste slurry and residue soil into the liquid solidified soil comprises a vibrating screen 100, a stirrer 200 and a feeder 300, wherein the vibrating screen 100 is arranged in a separation cavity 101, and a bottom cavity 102 is formed between the bottom of the separation cavity 101 and the vibrating screen 100; the vibrating screen 100 vibrates and separates the waste slurry and residue soil into large-particle residue soil placed on the vibrating screen 100 and small-particle residue soil falling into the bottom cavity 102, and the small-particle residue soil and a water body are mixed in the bottom cavity 102 to form slurry and residue soil;
the front end of the bottom cavity 102 is communicated with the mud pit 400, and mud dregs in the bottom cavity 102 are discharged into the mud pit 400; the front end of the vibrating screen 100 is communicated with the chute 500, and large-particle muck on the vibrating screen 100 is discharged to a stacking area through the chute 500;
a slurry pipe 401 is connected between the slurry tank 400 and the stirrer 200, slurry dregs in the slurry tank 400 are discharged into the stirrer 200 through the slurry pipe 401, a curing agent is added into the stirrer 200 by the feeder 300, and the slurry dregs and the curing agent are stirred and mixed by the stirrer 200 to form liquid curing soil.
Above-mentioned a construction equipment for forming liquid solidification soil with abandonment mud dregs, sieve abandonment mud dregs into large granule dregs and tiny particle dregs through shale shaker 100, tiny particle dregs mixes with water and forms mud dregs, throw in the curing agent through feeder 300 toward agitator 200, rethread agitator 200 stirs mud dregs and curing agent and mixes, form liquid solidification soil, it is fast to have a hardening speed, characteristics that hardening strength is high, can use and construction, and like this, effectually obtain the reuse with abandonment mud dregs, reach waste recycling's purpose.
The following is a supplement to the ingredients of the curing agent in this patent.
The curing agent is prepared by mixing cement clinker, slag powder, quicklime, flue gas desulfurization gypsum powder and anhydrous sodium sulphate. Thus, the curing agent formed is different from conventional cement materials; the cement material has good reaction effect with sand and stone, and can be prepared into concrete with extremely high strength, but the reaction effect of the cement material with mud, residue soil and soil is much poorer, and the strength is general, so the mixing effect of the cement material and the waste mud residue soil is poorer.
And the cost of each component of the curing agent is lower, and compared with the use of a cement material, after the curing agent is used for curing slurry muck, the formed liquid cured soil has the characteristics of high hardening speed and high hardening strength.
The rear end of the vibrating screen 100 is provided with a conveyor belt 600 which is conveyed from back to front, and the conveyor belt 600 conveys the waste sludge to the vibrating screen 100. Thus, the conveyer belt 600 can transport a certain amount of waste slurry and residue soil at a set speed, the amount of waste slurry and residue soil in the vibrating screen 100 is controlled, and the screening quality of the vibrating screen 100 is ensured.
A charging hopper 700 for installing waste sludge is arranged above the conveying belt 600, and the waste sludge falls onto the conveying belt 600 from the bottom of the charging hopper 700. Thus, the charging hopper 700 has a large-diameter opening for feeding the waste slurry and the waste soil into the charging port and a small-diameter opening for discharging the waste slurry and the waste soil from the discharging port, so that the waste slurry and the waste soil can be vertically discharged by gravity and the discharge amount per minute from the discharging port can be calculated.
In the rear-to-front direction, the bottom of the bottom chamber 102 is arranged obliquely downward. Thus, the slurry and the soil in the bottom chamber 102 flow downward in an inclined direction under the influence of gravity.
In the back-to-front direction, shaker screen 100 is inclined downwardly. Thus, the waste sludge, sludge slurry, and large-particle sludge in the vibrating screen 100 can move downward in an inclined direction.
In the rear-to-front direction, the chute 500 is arranged obliquely downward. Thus, large-sized dregs screened out from the vibrating screen 100, after entering the chute 500, can move downward along the inclined direction of the chute 500 until being discharged to the accumulation area.
A water spray pipe 800 is arranged above the vibrating screen 100, and the water spray pipe 800 is provided with a plurality of water spray heads 801 arranged downwards; when the waste sludge and soil are placed on the vibrating screen 100 for vibration separation, the plurality of water spray heads 801 spray out water downwards, the water washes the waste sludge and soil on the vibrating screen 100 from top to bottom, and the water falls into the bottom cavity 102 along with small-particle sludge and soil.
The separation of mud and stone is accelerated by the upper water spray, the screening of the waste mud and residue soil is promoted, and the water body can enter the bottom cavity 102 through the vibrating screen 100 and is mixed with the small-particle residue soil to form the mud and residue soil.
The sprinkler pipe 800 is formed in a horizontal spiral shape, and a plurality of sprinkler heads 801 are provided at the bottom of the sprinkler pipe 800 and arranged at intervals along the length direction of the sprinkler pipe 800. Thus, a plurality of water spray heads 801 are arranged on one water spray pipe 800, and the plurality of water spray heads 801 can spray out water from a plurality of different positions, so that the waste sludge and soil can be screened.
The sprinkler head 801 is provided with a water spraying channel 802 which is longitudinally arranged, and the width of the water spraying channel 802 is gradually increased along the direction from top to bottom of the water spraying channel 802; the water spraying channel 802 is provided with water spraying openings at the bottom of the water spraying head 801, the water spraying openings are sealed with a grid net 803, and the grid net 803 is provided with a plurality of grid holes 804 for water in the water spraying channel 802 to spray out;
the middle part of the grid net 803 protrudes towards the water spray channel 802, and the grid net 803 inclines downwards along the direction from the middle part to the periphery of the grid net 803 to form a cone shape; rolling beads 805 are arranged on the grid net 803, the rolling beads 805 are arranged in the water spray channel 802, the diameter of the rolling beads 805 is smaller than that of the water spray channel 802, and the rolling beads are arranged in a mode of deviating from the middle of the grid net 803;
when the high-pressure water body is sprayed downwards through the water spraying channel 802, the rolling beads 805 are impacted by the water body and move back and forth along the circumferential direction of the grid net 803, so that the spraying direction of the water body from the grid net 803 is changed.
From water flow direction, the width increase of water spray way 802 to be equipped with and spout from a plurality of grid holes 804, like this, the water that sprays out from a shower head, kinetic energy that has is bigger, and the scope of spraying is wider, and be equipped with the rolling ball 805 in water spray way 802, rolling ball 805 reciprocating motion in water spray way 802 can change the jet direction of water, can make the water spray to more positions, impel the screening of the discarded mud dregs of lower part more thoroughly.
The stirrer 200 is provided with a stirring cavity arranged in a strip shape, the middle part of the stirring cavity is provided with a rotating shaft 201, and the rotating shaft 201 is arranged in a crossing manner along the width direction of the stirring cavity; the cross section of the rotating shaft 201 is elliptical, and the rotating shaft 201 rotates eccentrically; the outer circumference of the rotating shaft 201 is provided with a plurality of agitating bars arranged at intervals along the circumferential direction and the axial direction of the rotating shaft 201;
the inner end of the stirring bar 202 is connected to the rotating shaft 201, the outer end of the stirring bar 202 is provided with a fan blade 203, the fan blade 203 extends along the axial direction of the stirring shaft, and a plurality of penetrating holes 204 are formed in the fan blade 203; in the process of eccentric rotation of the rotating shaft 201, the plurality of stirring bars 202 are driven to rotate, and the stirring bars 202 and the fan blades 203 stir the slurry, residue and soil and the curing agent in the stirring cavity.
Thus, the stirring bar 202 is arranged on the rotating shaft 201, the outer end of the stirring bar 202 is provided with the fan 203, the stirring bar 202 and the fan 203 can uniformly stir the mixture in the stirring cavity during the rotation of the rotating shaft 201, and the rotating shaft 201 rotates eccentrically, so that the rotating shaft 201 rotating eccentrically can make the rotating area of the rotating shaft 201, the stirring bar and the fan 203 larger than that of the rotating shaft 201 rotating centrally.
The fan 203 is provided with a through hole 204, so that the mixture of the curing agent and the slurry residue soil can move through the through hole 204 during the rotation of the rotating shaft 201, and the curing agent and the slurry residue soil can be fully mixed during the stirring process.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The construction equipment is used for forming liquid solidified soil from waste slurry and residue soil and is characterized by comprising a vibrating screen, a stirrer and a feeder, wherein the vibrating screen is arranged in a separation cavity, and a bottom cavity is formed between the bottom of the separation cavity and the vibrating screen; the vibrating screen vibrates and separates the waste slurry muck into large-particle muck arranged on the vibrating screen and small-particle muck falling into the bottom cavity, and the small-particle muck and a water body are mixed in the bottom cavity to form slurry muck;
the front end of the bottom cavity is communicated with a mud pit, and mud residue soil in the bottom cavity is discharged into the mud pit; the front end of the vibrating screen is communicated with a chute, and large-particle muck on the vibrating screen is discharged to a stacking area through the chute;
and a slurry pipe is connected between the slurry pool and the stirrer, slurry dregs in the slurry pool are discharged into the stirrer through the slurry pipe, the feeding device feeds the curing agent into the stirrer, and the stirrer stirs and mixes the slurry dregs and the curing agent to form liquid curing soil.
2. The construction equipment for forming waste sludge soil into liquid solidified soil as claimed in claim 1, wherein a conveyor belt for conveying the waste sludge soil from back to front is provided at a rear end of the vibrating screen, and the conveyor belt conveys the waste sludge soil to the vibrating screen.
3. The construction equipment for forming the waste sludge into the liquid solidified soil as claimed in claim 2, wherein a transfer hopper for receiving the waste sludge is provided above the conveyor belt, and the waste sludge falls onto the conveyor belt from the bottom of the transfer hopper.
4. The construction equipment for forming waste sludge soil into liquid solidified soil according to claim 1, wherein the bottom of the bottom chamber is arranged to be inclined downward in a rear-to-front direction.
5. The construction apparatus for forming waste sludge soil into liquid solidified soil according to claim 1, wherein the vibrating screen is disposed to be inclined downward in a rear-to-front direction.
6. The construction equipment for forming waste sludge soil into liquid solidified soil as claimed in claim 1, wherein said chute is arranged to be inclined downward in a rear-to-front direction.
7. The construction equipment for forming waste sludge soil into liquid solidified soil as claimed in any one of claims 1 to 6, wherein a water spray pipe is provided above the vibration screen, the water spray pipe being provided with a plurality of water spray heads arranged downward; when the waste slurry and residue soil is placed on the vibrating screen for vibration separation, the plurality of water spraying heads spray out water downwards, and the water washes the waste slurry and residue soil on the vibrating screen from top to bottom and falls into the bottom cavity along with small-particle residue soil.
8. The apparatus of claim 7, wherein the spray pipe is horizontally coiled, and a plurality of spray heads are disposed at the bottom of the spray pipe and spaced apart from each other along the length of the spray pipe.
9. The construction equipment for forming the waste sludge soil into the liquid solidified soil as claimed in claim 8, wherein the water spraying head is provided therein with water spraying channels arranged longitudinally, and the width of the water spraying channels is gradually increased along the direction from top to bottom of the water spraying channels; the water spraying channel is provided with a water spraying opening at the bottom of the water spraying head, the water spraying opening is sealed with a grid net, and the grid net is provided with a plurality of grid holes for spraying water in the water spraying channel;
the middle part of the grid net protrudes towards the water spray channel, and the grid net inclines downwards along the direction from the middle part to the periphery of the grid net to form a conical shape; rolling beads are arranged on the grid net, are arranged in the water spraying channel, have the diameter smaller than that of the water spraying channel and are arranged in a manner of deviating from the middle of the grid net;
when the high-pressure water body is sprayed downwards through the water spraying channel, the rolling beads are impacted by the water body and move in a reciprocating mode along the circumferential direction of the grid net, and the spraying direction of the water body from the grid net is changed.
10. The construction equipment for forming the waste sludge soil into the liquid solidified soil as claimed in any one of claims 1 to 6, wherein the stirrer is provided therein with a stirring chamber arranged in a strip shape, and a rotation shaft is provided in the middle of the stirring chamber and arranged transversely along the width direction of the stirring chamber; the cross section of the rotating shaft is elliptical, and the rotating shaft rotates eccentrically; the periphery of the rotating shaft is provided with a plurality of stirring strips which are arranged at intervals along the circumferential direction and the axial direction of the rotating shaft;
the inner end of the stirring bar is connected to the rotating shaft, the outer end of the stirring bar is provided with a fan blade, the fan blade extends along the axial direction of the stirring shaft, and a plurality of penetrating holes are formed in the fan blade; in the process of eccentric rotation of the rotating shaft, the plurality of stirring strips are driven to rotate, and the stirring strips and the fan blades stir slurry, slag and soil and a curing agent in the stirring cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211422381.3A CN115897547A (en) | 2022-11-14 | 2022-11-14 | Construction equipment for forming waste slurry and residue soil into liquid solidified soil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211422381.3A CN115897547A (en) | 2022-11-14 | 2022-11-14 | Construction equipment for forming waste slurry and residue soil into liquid solidified soil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115897547A true CN115897547A (en) | 2023-04-04 |
Family
ID=86495055
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211422381.3A Pending CN115897547A (en) | 2022-11-14 | 2022-11-14 | Construction equipment for forming waste slurry and residue soil into liquid solidified soil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115897547A (en) |
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2022
- 2022-11-14 CN CN202211422381.3A patent/CN115897547A/en active Pending
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