CN114749049A - Horizontal soil mixing device capable of continuously stirring and mixing method - Google Patents
Horizontal soil mixing device capable of continuously stirring and mixing method Download PDFInfo
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- CN114749049A CN114749049A CN202210537134.1A CN202210537134A CN114749049A CN 114749049 A CN114749049 A CN 114749049A CN 202210537134 A CN202210537134 A CN 202210537134A CN 114749049 A CN114749049 A CN 114749049A
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- 238000003756 stirring Methods 0.000 title claims abstract description 117
- 239000002689 soil Substances 0.000 title claims abstract description 88
- 238000000034 method Methods 0.000 title claims abstract description 23
- 239000000463 material Substances 0.000 claims abstract description 76
- 230000006872 improvement Effects 0.000 claims abstract description 49
- 230000008569 process Effects 0.000 claims abstract description 7
- 238000012545 processing Methods 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 238000007664 blowing Methods 0.000 claims description 7
- 230000007246 mechanism Effects 0.000 claims description 7
- 239000000654 additive Substances 0.000 claims description 4
- 230000000996 additive effect Effects 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000005520 cutting process Methods 0.000 claims description 3
- 238000009825 accumulation Methods 0.000 claims description 2
- 239000002245 particle Substances 0.000 abstract description 9
- 239000002994 raw material Substances 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000004566 building material Substances 0.000 abstract description 3
- 238000010924 continuous production Methods 0.000 abstract description 3
- 239000002699 waste material Substances 0.000 abstract description 3
- 238000013019 agitation Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000011384 asphalt concrete Substances 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000009440 infrastructure construction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
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Abstract
The invention belongs to the technical field of soil stirring, and relates to horizontal soil mixing equipment capable of continuously stirring and a soil improvement method. This kind of horizontal soil mixing apparatus that can stir in succession, including mixing improvement room and stirring conveyor, the slope of mixing improvement room is arranged, stirring conveyor includes multistage, multistage stirring conveyor sets up in mixing improvement indoor, is arranged to discharge gate direction interval by the feed inlet respectively for carry the material by the feed inlet to the discharge gate direction when mixing the indoor material of improvement. The horizontal soil mixing equipment capable of continuously stirring and the soil improvement method provided by the invention have wide application range, can be used for mixing various soil raw materials such as sandy soil, cohesive soil, waste soil and the like for improvement, have loose particle size range of the size and uniformity of the fed particles, have continuous production process and high production efficiency, and the soil improved by the method has certain strength and stability and can be used as a roadbed building material.
Description
Technical Field
The invention belongs to the technical field of soil stirring, and relates to horizontal soil mixing equipment capable of continuously stirring and a soil improvement method.
Background
The continuous stirrer has the advantages of high production rate, stable load in the stirring process and the like. The mixing mode of the stirring device of the existing continuous stirring equipment is spiral stirring and mixing, the requirement on materials is higher, the stirring device is generally suitable for materials such as common concrete, asphalt concrete, dry-mixed mortar and the like, and aggregate can be sieved or crushed into materials with the same type and uniform granularity by front-end treatment before entering a continuous stirrer for mixing. The continuous vibration stirrer disclosed in the application number CN201820674210.2 comprises a frame, a cylinder body arranged on the frame, and a vibration driving device and a stirring driving device which are respectively arranged on two sides of the cylinder body; the vibration driving device comprises a power source, a rotating shaft, a bearing and a bearing outer seat, wherein one end of the rotating shaft is rotatably connected with the bearing outer seat through the bearing, and the other end of the rotating shaft is connected with the vibration driving device; be provided with agitating unit in the cylinder body, agitating unit one end is supported in the frame through bearing III and is linked to each other with stirring drive arrangement, and the other end passes through bearing II and links to each other with vibration drive arrangement, the skew setting of raceway central line and pivot gyration central line in the bearing II. The existing structure is that two parallel stirring shafts are horizontally arranged in a cylinder body, and the stirring shafts are arranged along the axial direction of the cylinder body.
At present, China is in the high-speed development period of infrastructure construction, houses and road repair and the like in urban and rural construction often need to excavate soil, the soil is sandy soil, cohesive soil and the like which are low in utilization value, the components in the soil are complex, the size of excavated particles is unstable, and the problems of construction environment cannot be solved, so that the soil is often accumulated in a landfill site, the factors such as transportation cost and environmental problems are generally required, the requirement of the soil cannot be met by the stirring mode of the existing continuous stirring equipment, the abandoned soil is treated, and the requirement is brought forward by effectively utilizing the resources.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides horizontal soil mixing equipment capable of continuously stirring and a soil improvement method.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
horizontal soil mixing apparatus that can continuous stirring, including mixing improvement room and stirring conveyor, the slope of mixing improvement room is arranged, and its one end that is located the eminence is equipped with the feed inlet, the one end that is located the low department is equipped with the discharge gate, stirring conveyor includes multistage, multistage stirring conveyor sets up in mixing improvement indoor, is arranged to discharge gate direction interval by the feed inlet respectively for carry the material by the feed inlet to the discharge gate direction when mixing the indoor material of improvement.
Furthermore, an additive feeding hole is arranged at the position, close to the feeding hole, of the high part of the mixing improvement chamber.
Further, stirring conveyor includes the axis body, stirs transport arm, actuating mechanism, the axis body both ends are erect respectively and are mixed on improving the room and are improved the inclination parallel of room slope with mixing, the stirring is carried the arm and is included the multi-disc, and the multi-disc stirring is carried the arm and is arranged along the axis body axial, and the rotation axis of stirring and carrying the arm and material direction of delivery vertical arrangement, actuating mechanism is connected with the axis body transmission, carries the arm to mix the indoor rotation of improvement through the drive of axis body stirring.
Further, stirring conveyor still includes the tool bit, tool bit detachable is connected with the stirring arm of carrying, is equipped with on the tool bit and is played that the material is domatic with material direction of delivery is certain contained angle.
Further, the device comprises a supporting device, wherein the supporting device comprises a plurality of supporting legs which are arranged below the mixing improvement chamber and can adjust the height, and the supporting legs support the mixing improvement chamber to incline within an angle of 5-30 degrees.
The material collecting and processing device is arranged on the bottom surface of the mixing improvement chamber and is used for conveying the materials or the collected materials on the bottom surface of the mixing improvement chamber to the direction of the discharge hole.
Further, the accumulated material processing device is a plate chain conveyor and/or an air blowing device and is used for discharging accumulated materials in the mixing improvement chamber.
The method for improving the horizontal soil capable of being continuously stirred is characterized in that the horizontal soil mixing equipment capable of being continuously stirred is used, and the method comprises the following specific steps:
step 1, adjusting the inclination angle of a mixing and improving chamber according to the stirring time and the stirring intensity of soil mixing, and enabling soil materials to be mixed and stirred to enter the mixing and improving chamber through a feeding hole;
step 2, introducing the required curing material and water into the mixing improvement chamber according to the proportion;
and 4, delivering the finally improved soil from a discharge hole.
Furthermore, the rotating speed of the multi-stage stirring and conveying devices in the step 3 is gradually increased along the material flow sequence, the rotating speed of the first-stage stirring and conveying device ranges from 40rpm to 90rpm, and the rotating speed of the last-stage stirring and conveying device is increased by 10 rpm to 40rpm one by one compared with the rotating speed of the last-stage stirring and conveying device.
Further, after the step 4 is finished, the adjusting angle of the materials in the gap of the stirring shaft is adjusted, so that the accumulated materials in the dead angle in the mixing improvement chamber are discharged or are conveyed to a stirring area from the gap.
From the above description of the present invention, it can be seen that the horizontal soil mixing device and soil improvement method capable of continuous stirring provided by the present invention have a wide application range compared to the prior art, can be used for mixing various soil raw materials such as sandy soil, cohesive soil, waste soil and the like for improvement, have a wide particle size range of the feeding particle size and uniformity, can be used for feeding raw materials with particle size of less than 200mm, have a continuous production process and high production efficiency, and can be used as roadbed building materials due to the fact that the soil improved by the method has certain strength and stability.
Drawings
Fig. 1 is a perspective view of a horizontal soil mixing device capable of continuous stirring.
FIG. 2 is a schematic sectional view of a structure of a horizontal soil mixing device capable of continuous stirring.
Fig. 3 is a perspective view of a stirring and conveying device of a horizontal soil mixing device capable of continuously stirring.
Fig. 4 is a front view of the agitation and conveyance device.
Fig. 5 is a side view of the agitation and delivery apparatus.
Fig. 6 is a schematic structural diagram of a cutter head of the stirring and conveying device.
Detailed Description
The invention is further described below by means of specific embodiments.
The horizontal soil mixing device capable of continuous stirring shown in fig. 1 to 6 comprises a mixing improvement chamber 1, a stirring and conveying device 2, a supporting device 3 and a material accumulation processing device 4;
the mixing improvement chamber 1 is obliquely arranged, one end of the mixing improvement chamber 1 positioned at a high position is provided with a feed inlet 11, one end of the mixing improvement chamber positioned at a low position is provided with a discharge outlet 12, a first additive feed inlet 13 for water to enter and a second additive feed inlet 14 for solidified material to enter are arranged at the position, close to the feed inlet 11, of the high position of the mixing improvement chamber 1, and the top surface of the mixing improvement chamber 1 is provided with an observation port 15;
the stirring and conveying device 2 is arranged in the mixing and improving chamber 1, the stirring and conveying device 2 comprises multiple stages, the number of the stirring and conveying devices 2 is adjusted according to the difficulty of processing raw materials, the stirring and conveying devices 2 in the embodiment are provided with four stages, the four stages of stirring and conveying devices 2 are respectively arranged from the feed inlet 11 to the discharge outlet 12 at intervals, and the stirring and conveying devices are used for mixing the materials in the mixing and improving chamber 1 and conveying the materials from the feed inlet 11 to the discharge outlet 12;
each level of stirring and conveying device 2 comprises a shaft body 21, a stirring and conveying arm 22, a cutter head 23 and a driving mechanism 24, wherein two ends of the shaft body 21 are respectively erected on the mixing and improving chamber 1 and are arranged in parallel with the inclination angle of the mixing and improving chamber 1, the stirring and conveying arms 22 comprise a plurality of pieces which are uniformly distributed along the axial direction of the shaft body 21, the rotation axis of the stirring and conveying arm 22 is vertical to the material conveying direction when the shaft body 21 rotates, and the plurality of stirring and conveying arms 22 can cover the width range of the whole mixing and improving chamber 1;
the cutter head 23 is detachably connected with the stirring and conveying arm 22, a material kicking slope 231 with a certain included angle with the material conveying direction is arranged on the cutter head 23, the cutter head 23 is made of hard alloy, the shape of the cutter head on the cutter head can be triangular, rectangular and the like, the cutter blade 23 has a certain thickness, the rotation axis of the stirring and conveying arm 22 is vertical to the soil conveying direction when the shaft body 21 rotates, and at the moment, the cutter head 23 is enabled to perform step-by-step stirring and conveying on the mixed materials in a kicking mode;
the driving mechanism 24 is arranged outside the mixing and improving chamber 1 and is in transmission connection with the shaft body 21, the shaft body 21 adjusts the rotating speed through the driving mechanism 24, the stirring and conveying arm 22 on the shaft body 21 is driven to rotate in the mixing and improving chamber, the rotating speed of the stirring and conveying device 2 is gradually increased along with the conveying direction of the materials, if the rotating speed range of the first-stage stirring and conveying device 2 is 40-90rpm, the rotating speed of the later-stage stirring and conveying device is increased by 10-40rpm one by one compared with the rotating speed of the last-stage stirring and conveying device;
the supporting device 3 is arranged below the mixing and improving chamber and comprises a plurality of front supporting legs 31 and rear supporting legs 32 with adjustable heights, and the inclination angle of the mixing and improving chamber is changed by adjusting the heights of the front supporting legs 31 and the rear supporting legs 32, so that the mixing and improving chamber can be obliquely arranged at any position with an angle of 5-30 degrees;
the accumulated material processing device 4 is arranged on the bottom surface of the mixing and improving chamber 1, a gap dead angle exists in the mixing and improving chamber 1, for example, in a gap of the stirring and conveying arm 22, soil materials and solidified materials are easy to harden and bond at the gap dead angle of the mixing and improving chamber 1, the accumulated material processing device 4 is a plate chain conveyor 41 and an air blowing device 42, the plate chain conveyor 41 can move through the movement of the plate chain conveyor to discharge the soil at the dead angle or send the soil to a stirring area from the dead angle, the air blowing device 42 prevents the soil from hardening by blowing compressed air at the bottom of the mixing and improving chamber, and the accumulated material processing device 4 is used for discharging the accumulated materials at the dead angle in the mixing and improving chamber 1.
Referring to fig. 1 to 6, the method for improving horizontal soil by continuous stirring, using the horizontal soil mixing device by continuous stirring, comprises the following steps:
step 1, determining the stirring time and the stirring strength of soil mixing according to the requirements of soil materials and finished product quality, adjusting the inclination angle of a mixing and improving chamber, wherein the inclination angle range of the mixing and improving chamber is preferably 5-30 degrees, soil materials to be mixed and stirred enter the mixing and improving chamber 1 through a feed inlet 11, and the soil materials can be sandy soil, cohesive soil and the like;
step 2, introducing the required curing material and water into the mixing improvement chamber 1 according to the proportion, wherein the curing material is generally cement curing material;
step 4, the finally improved soil is sent out from a discharge hole;
and 5, starting the accumulated material processing device 4, moving the soil position at the dead corner to discharge the soil or sending the soil to a stirring area from the dead corner through the movement of the plate chain conveyor 41, preventing the soil from hardening through blowing compressed air at the bottom of the mixing improvement chamber by the air blowing device 42, and discharging the accumulated material at the dead corner in the mixing improvement chamber 1 by the accumulated material processing device 4.
The horizontal soil mixing equipment capable of continuously stirring and the soil improvement method have wide application range, can be used for mixing various soil raw materials such as sandy soil, cohesive soil, waste soil and the like for improvement, have wide particle size range of feeding particles and uniformity, can feed raw materials with the particle size of less than 200mm, have continuous production process and high production efficiency, and can be used as roadbed building materials after the solidified materials are added to produce the improved soil with certain strength and stability.
The above description is only a few specific embodiments of the present invention, but the design concept of the present invention is not limited thereto, and any insubstantial modifications made by the design concept should fall within the scope of the present invention.
Claims (10)
1. But horizontal soil mixing apparatus of continuous stirring, characterized in that: including mixing improvement room and stirring conveyor, mix improvement room slope and arrange, its one end that is located the eminence is equipped with the feed inlet, is located the one end of low department and is equipped with the discharge gate, stirring conveyor includes multistage, multistage stirring conveyor sets up in mixing improvement indoor, is arranged to discharge gate direction interval by the feed inlet respectively for carry the material by the feed inlet to discharge gate direction when mixing the indoor material of improvement.
2. The continuously stirrable horizontal soil mixing apparatus of claim 1, wherein: an additive feeding hole is formed in the high position of the mixing improvement chamber, close to the feeding hole.
3. The continuously stirrable horizontal soil mixing apparatus of claim 1, wherein: the stirring and conveying device comprises a shaft body, a stirring and conveying arm and a driving mechanism, wherein two ends of the shaft body are erected on the mixing and improving chamber respectively and are parallel to the inclined angle of the mixing and improving chamber, the stirring and conveying arm comprises a plurality of pieces, the stirring and conveying arms are arranged along the axial direction of the shaft body, the rotating axis of the stirring and conveying arm is perpendicular to the material conveying direction, and the driving mechanism is in transmission connection with the shaft body and drives the stirring and conveying arm to rotate in the mixing and improving chamber through the shaft body.
4. The continuously stirrable horizontal soil mixing apparatus of claim 3, wherein: stirring conveyor still includes the tool bit, tool bit detachable is connected with the stirring arm of carrying, is equipped with on the tool bit and is the material domatic of playing of certain contained angle with material direction of delivery.
5. The continuously stirrable horizontal soil mixing apparatus of claim 1, wherein: the support device comprises a plurality of support legs which are arranged below the mixing improvement chamber and can adjust the height, and the support legs support the mixing improvement chamber to incline within an angle of 5-30 degrees.
6. The continuously stirrable horizontal soil mixing apparatus of claim 1, wherein: the material accumulation processing device is arranged on the bottom surface of the mixing improvement chamber and is used for conveying the materials or accumulated materials on the bottom surface of the mixing improvement chamber to the direction of the discharge hole.
7. The continuously stirrable horizontal soil mixing apparatus of claim 6, wherein: the accumulated material processing device is a plate chain conveyor and/or an air blowing device and is used for discharging accumulated materials in the mixing improvement chamber.
8. A method for improving horizontal soil capable of continuous stirring, which comprises the steps of using the horizontal soil mixing device capable of continuous stirring of any one of claims 1 to 7:
step 1, adjusting the inclination angle of a mixing and improving chamber according to the stirring time and the stirring intensity of soil mixing, and enabling soil materials to be mixed and stirred to enter the mixing and improving chamber through a feeding hole;
step 2, introducing the required curing material and water into the mixing improvement chamber according to the proportion;
step 3, the soil material, the solidified material and the water entering the mixing and improving chamber pass through a multistage stirring and conveying device, a rotation axis of a stirring and conveying arm on the stirring and conveying device is perpendicular to the conveying direction of the mixed material when rotating, so that the cutting and kicking modes are realized, the stirring and conveying are carried out towards a discharge port step by step, and the mixing and the stirring of the soil material, the solidified material and the water are completed in the conveying process;
and 4, delivering the finally improved soil from a discharge hole.
9. The continuously stirrable horizontal soil improvement method of claim 8, characterized by: in the step 3, the rotating speed of the multi-stage stirring and conveying devices gradually increases along the material flow sequence, the rotating speed of the first-stage stirring and conveying device ranges from 40rpm to 90rpm, and the rotating speed of the last-stage stirring and conveying device is gradually increased by 10 rpm to 40rpm compared with the rotating speed of the last-stage stirring and conveying device.
10. The continuously stirrable, horizontal soil improvement procedure of claim 8, characterized by: and 4, adjusting the angle of the material in the gap of the stirring shaft after the step 4 is finished, so that the accumulated material in the dead angle in the mixing improvement chamber is discharged or is conveyed to a stirring area from the gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210537134.1A CN114749049A (en) | 2022-05-18 | 2022-05-18 | Horizontal soil mixing device capable of continuously stirring and mixing method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210537134.1A CN114749049A (en) | 2022-05-18 | 2022-05-18 | Horizontal soil mixing device capable of continuously stirring and mixing method |
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| CN114749049A true CN114749049A (en) | 2022-07-15 |
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| CN202210537134.1A Pending CN114749049A (en) | 2022-05-18 | 2022-05-18 | Horizontal soil mixing device capable of continuously stirring and mixing method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115288114A (en) * | 2022-08-16 | 2022-11-04 | 福建南方路面机械股份有限公司 | Continuous soil improvement system |
| CN117258587A (en) * | 2023-11-22 | 2023-12-22 | 福建南方路面机械股份有限公司 | Efficient mixing and stirring device and mixing process thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10192677A (en) * | 1997-01-08 | 1998-07-28 | Kajima Doro Kk | Conveyer mixer |
| CN206604878U (en) * | 2017-01-25 | 2017-11-03 | 张宝德 | For contaminated soil remediation processing unit |
| JP2017218775A (en) * | 2016-06-07 | 2017-12-14 | 株式会社オクノコトー | Soil improvement device |
| KR101836832B1 (en) * | 2017-11-03 | 2018-03-09 | 두제산업개발(주) | Foreign material quality sorting system of construction waste |
| CN114011537A (en) * | 2021-11-09 | 2022-02-08 | 福建南方路面机械股份有限公司 | Continuous kneading and crushing device |
| CN218166604U (en) * | 2022-05-18 | 2022-12-30 | 福建南方路面机械股份有限公司 | Horizontal soil mixing device capable of continuously stirring |
-
2022
- 2022-05-18 CN CN202210537134.1A patent/CN114749049A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10192677A (en) * | 1997-01-08 | 1998-07-28 | Kajima Doro Kk | Conveyer mixer |
| JP2017218775A (en) * | 2016-06-07 | 2017-12-14 | 株式会社オクノコトー | Soil improvement device |
| CN206604878U (en) * | 2017-01-25 | 2017-11-03 | 张宝德 | For contaminated soil remediation processing unit |
| KR101836832B1 (en) * | 2017-11-03 | 2018-03-09 | 두제산업개발(주) | Foreign material quality sorting system of construction waste |
| CN114011537A (en) * | 2021-11-09 | 2022-02-08 | 福建南方路面机械股份有限公司 | Continuous kneading and crushing device |
| CN218166604U (en) * | 2022-05-18 | 2022-12-30 | 福建南方路面机械股份有限公司 | Horizontal soil mixing device capable of continuously stirring |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115288114A (en) * | 2022-08-16 | 2022-11-04 | 福建南方路面机械股份有限公司 | Continuous soil improvement system |
| CN117258587A (en) * | 2023-11-22 | 2023-12-22 | 福建南方路面机械股份有限公司 | Efficient mixing and stirring device and mixing process thereof |
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