CN111424746A - Underground continuous wall vertical tunneling milling and stirring machine, assembly and construction method - Google Patents
Underground continuous wall vertical tunneling milling and stirring machine, assembly and construction method Download PDFInfo
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- CN111424746A CN111424746A CN202010253493.5A CN202010253493A CN111424746A CN 111424746 A CN111424746 A CN 111424746A CN 202010253493 A CN202010253493 A CN 202010253493A CN 111424746 A CN111424746 A CN 111424746A
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F5/00—Dredgers or soil-shifting machines for special purposes
- E02F5/02—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches
- E02F5/08—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches with digging wheels turning round an axis
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/18—Dredgers; Soil-shifting machines mechanically-driven with digging wheels turning round an axis, e.g. bucket-type wheels
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/18—Dredgers; Soil-shifting machines mechanically-driven with digging wheels turning round an axis, e.g. bucket-type wheels
- E02F3/188—Dredgers; Soil-shifting machines mechanically-driven with digging wheels turning round an axis, e.g. bucket-type wheels with the axis being horizontal and transverse to the direction of travel
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/18—Dredgers; Soil-shifting machines mechanically-driven with digging wheels turning round an axis, e.g. bucket-type wheels
- E02F3/22—Component parts
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/18—Dredgers; Soil-shifting machines mechanically-driven with digging wheels turning round an axis, e.g. bucket-type wheels
- E02F3/22—Component parts
- E02F3/24—Digging wheels; Digging elements of wheels; Drives for wheels
- E02F3/243—Digging wheels; Digging elements of wheels; Drives for wheels wheels rotatable in both directions
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/18—Dredgers; Soil-shifting machines mechanically-driven with digging wheels turning round an axis, e.g. bucket-type wheels
- E02F3/22—Component parts
- E02F3/24—Digging wheels; Digging elements of wheels; Drives for wheels
- E02F3/246—Digging wheels; Digging elements of wheels; Drives for wheels drives
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F5/00—Dredgers or soil-shifting machines for special purposes
- E02F5/02—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches
- E02F5/14—Component parts for trench excavators, e.g. indicating devices travelling gear chassis, supports, skids
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
Abstract
The invention relates to the technical field of civil and architectural engineering, in particular to a vertical tunneling milling and stirring machine for an underground continuous wall, a combination and a construction method. The underground continuous wall vertical tunneling milling and stirring machine comprises a frame, a driving mechanism arranged on the frame and at least one milling assembly fixedly mounted on the driving mechanism and driven by the driving mechanism, wherein the milling assembly comprises a power frame and a milling and stirring mechanism arranged on the power frame, when the milling and stirring mechanism is in a working area, the power frame drives the milling and stirring mechanism to move on a transverse plane under the driving of the driving mechanism, the milling area of the milling and stirring mechanism on the transverse plane can be equal to or slightly larger than the area of the cross section of a prefabricated part, and the prefabricated part can effectively sink by means of self weight. When the milling device works, the milling area can meet the requirement without turning over the milling assembly, and the milling device has the advantages of simple and stable structure and low failure rate; and has the advantages of large depth of the formed foundation pit, low energy consumption and less environmental pollution.
Description
Technical Field
The invention relates to the technical field of civil and architectural engineering, in particular to a vertical tunneling milling and stirring machine for an underground continuous wall, a combination and a construction method.
Background
At present, in a deep foundation pit supporting structure, common methods comprise the following steps: the deep mixing pile, the cast-in-situ bored pile and the PCMW construction method all need on-site mixing or on-site concrete pouring, the consumption of manpower materials is large due to large on-site operation amount, the quality is difficult to control, and the supporting structure is a temporary structure, and after the supporting function is completed, the supporting structure becomes an obstacle instead, so that great waste is caused. Therefore, the methods of using the section steel as the support have been developed, and the larsen steel sheet piles, the SMW method, and the HSW method are commonly used, and although the section steel of these methods can be reused, they can only be used in a shallow foundation pit because of their relatively low rigidity and poor resistance to external force. For deeper and more important foundation pits, underground continuous walls are mostly adopted at present, but the manufacturing cost of the underground continuous walls is more expensive, additional settlement of the ground is easily caused during construction, and field operation is also adopted. In the prior art, a method of sinking by depending on the self weight of a precast pile is also provided, which has the advantages of large depth of a formed foundation pit, low equipment cost, low energy consumption and less environmental pollution compared with the above construction methods, for example, chinese patent document CN105926635B, a vertical square precast member construction equipment, a combination and a construction method, in the equipment, because the length of a stirring structure is long, when the stirring structure is in a precast member, because the cavity of the precast member is vertically arranged, when the stirring structure is in a vertical state for stirring, the transverse plane area of the stirring is smaller than the cross section of the precast member, the precast member cannot effectively sink, therefore, when the stirring structure is in operation, the stirring structure needs to be moved out of the cavity and turned over to a horizontal state, the stirring structure needs to be turned over before the operation and after the operation is finished, the turning over operation can cause the construction equipment to have a complex structure, and the failure rate of construction equipment is increased; and, set up the stirring tooth head for the chain in the stirring structure, the stirring tooth head is stirred with the form of scraping, and the stirring power is not big.
Disclosure of Invention
Therefore, the technical problem to be solved by the invention is to overcome the defects of complex structure and high failure rate of the existing construction equipment, so that the invention provides the underground continuous wall vertical tunneling milling and stirring machine which is suitable for large foundation pit depth, simple and stable structure and low failure rate, the combination body provided with the underground continuous wall vertical tunneling milling and stirring machine, and the construction method using the combination body.
In order to solve the problems, the underground continuous wall vertical tunneling milling and stirring machine comprises a frame, a driving mechanism arranged on the frame, and at least one milling assembly fixedly arranged on the driving mechanism and driven by the driving mechanism, wherein the milling assembly comprises a power frame and a milling and stirring mechanism arranged on the power frame, and when the milling and stirring mechanism works, the power frame drives the milling and stirring mechanism to move on a transverse plane under the driving of the driving mechanism.
The power frame is provided with a pair of milling and stirring mechanisms or one milling and stirring mechanism.
Wherein the driving mechanism comprises a driving mechanism and a driving mechanism,
a first guide rail disposed on the frame;
the sliding frame is arranged on the first guide rail in a sliding mode;
the second guide rail is fixedly arranged on the sliding frame, and a moving plane of the second guide rail is parallel to the transverse plane along with the movement of the sliding frame;
at least one pair of power frames is arranged on the second guide rail in a sliding manner, any pair of power frames is arranged in parallel to the first guide rail, and the rotation directions of the milling and stirring mechanisms on any pair of power frames are opposite;
and the driving assembly is correspondingly connected with the sliding frame and the power frame and drives the sliding frame and the power frame to slide.
And the rotating plane of the milling and stirring mechanism is perpendicular to the second guide rail.
The number of the first guide rails is two, and the two first guide rails are arranged in parallel; the second guide rails are provided with two pairs, the two pairs of second guide rails are arranged in parallel, and any pair of second guide rails is vertically arranged; the first guide rail and the second guide rail are vertically arranged, and any two power frames are respectively arranged on the two pairs of second guide rails.
The power frame is rotatably connected with the milling and stirring mechanism, the driving mechanism comprises a power assembly arranged on the power frame, and the power assembly drives the milling and stirring mechanism on the same power frame to rotate.
The milling and stirring mechanism comprises a short cylindrical milling head fixed on the power frame and a cutter arranged on the peripheral wall of the milling head and used for cutting a soil layer along with the rotation of the milling head.
The combination body comprises a prefabricated part and the underground continuous wall vertical tunneling milling and stirring machine, wherein a frame of the underground continuous wall vertical tunneling milling and stirring machine is fixedly connected with the prefabricated part into a whole.
The underground continuous wall vertical tunneling milling and stirring machine further comprises a plurality of locking pins driven by a driving mechanism to act, a plurality of blind holes are formed in the inner wall of the prefabricated part, and the locking pins are suitable for being inserted into or pulled out of the corresponding blind holes.
The construction method comprises the following steps:
s1, placing the underground continuous wall vertical tunneling milling and stirring machine into a cavity of a prefabricated part, and fixedly connecting the underground continuous wall vertical tunneling milling and stirring machine and the prefabricated part into a whole;
s2, the milling and stirring mechanism of the underground continuous wall vertical tunneling milling and stirring machine starts milling and rotating at an initial position, and simultaneously liquid starts to be introduced into a milling soil layer, so that the milling soil layer is stirred into slurry;
s3, when the driving mechanism drives the milling and stirring mechanism to mill in a working area, the power frame drives the milling and stirring mechanism to move and expand a milling space on a transverse plane under the driving of the driving mechanism, and the milling space is expanded into a space which is equal to or slightly larger than the cross section of the prefabricated part;
s4, after the prefabricated part sinks to the position, the driving mechanism drives the power frame to drive the milling and stirring mechanism to move to the initial position, and then the milling and stirring mechanism stops rotating;
and S5, removing the underground continuous wall vertical tunneling milling and stirring machine from the cavity.
The technical scheme of the invention has the following advantages:
1. the invention relates to an underground continuous wall vertical tunneling milling and stirring machine, which comprises a frame, a driving mechanism arranged on the frame and at least one milling component fixedly arranged on the driving mechanism and driven by the driving mechanism, wherein the milling component comprises a power frame and a milling and stirring mechanism arranged on the power frame, when the milling and stirring mechanism works, the power frame drives the milling and stirring mechanism to move on a transverse plane under the driving of the driving mechanism, so that the milling area of the milling and stirring mechanism on the transverse plane is equal to or slightly larger than the area of the cross section of a prefabricated part, and the prefabricated part can effectively sink by means of the self weight The failure rate is low; and has the advantages of large depth of the formed foundation pit, low energy consumption and less environmental pollution.
2. According to the underground continuous wall vertical tunneling milling and stirring machine, the rotation directions of the milling and stirring mechanisms on any pair of the power frames are opposite, so that milling resistance generated during milling of the milling and stirring mechanisms is counteracted mutually, and the influence of the milling resistance on the underground continuous wall vertical tunneling milling and stirring machine is reduced.
3. According to the underground continuous wall vertical tunneling milling and stirring machine, the rotating plane of the milling and stirring mechanism is perpendicular to the second guide rail, milling resistance generated during milling of the milling and stirring mechanism is distributed in the rotating plane, the milling resistance components of the upper portion and the lower portion of the rotating plane act on the prefabricated part and a soil layer, self-sinking of the prefabricated part is not affected, the milling resistance of the left portion and the milling resistance of the right portion of the rotating plane can be mutually offset, and therefore the influence of the milling resistance on the underground continuous wall vertical tunneling milling and stirring machine is reduced.
4. According to the underground continuous wall vertical tunneling milling and stirring machine, the milling and stirring mechanism moves and expands the milling space on the transverse plane under the driving of the driving mechanism, the milling space is expanded to be the same as or slightly larger than the space of the cross section of the prefabricated part (10), vertical tunneling with a pile is realized, the working efficiency is high, the milling and stirring mechanism and the prefabricated part are self-sunk into the pile position together through milling and stirring (adding water) of a soil layer to form slurry, and the depth can reach 45 meters or more. The method has the advantages of large depth of the formed foundation pit, low equipment cost, low energy consumption and less environmental pollution.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic structural diagram of a perspective view of the underground continuous wall vertical tunneling milling and stirring machine of the invention;
FIG. 2 is a schematic structural view of the front view of FIG. 1;
FIG. 3 is a schematic structural view of the right side view of FIG. 1;
description of reference numerals:
1-a frame; 2, a milling and stirring mechanism; 3-a first guide rail; 4-a carriage; 5-a second guide rail; 6-a power frame; 7-milling the head; 8-cutting tools; 9-locking pin; 10-prefabricated parts.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
The first embodiment is as follows:
the underground continuous wall vertical tunneling milling and stirring machine in the embodiment, as shown in fig. 1-3, comprises a frame 1, a driving mechanism arranged on the frame 1, and at least one milling assembly fixedly arranged on the driving mechanism and driven by the driving mechanism. The milling assembly comprises a power frame 6 and a milling and stirring mechanism 2 arranged on the power frame 6. When the milling and stirring mechanism 2 is in a working area, the power frame 6 drives the milling and stirring mechanism 2 to move on a transverse plane under the driving of the driving mechanism.
The driving mechanism comprises a transverse plane driving assembly, a power assembly and an oil cylinder assembly. The transverse plane drive assembly comprises a first rail 3, a carriage 4, a second rail 5, a pair of power frames 6 and a drive assembly. A first guide rail 3 is arranged on the frame 1; the carriage 4 is arranged on the first guide rail 3 in a sliding manner; a second guide rail 5 is fixedly arranged on the carriage 4, and the plane of movement of the second guide rail 5 is parallel to the transverse plane along with the movement of the carriage 4; a pair of power frames 6 is slidably arranged on the second guide rail 5, two power frames 6 of a pair are arranged in parallel to the first guide rail 3, the rotation directions of the milling and stirring mechanisms 2 on the two power frames 6 are opposite, the rotation directions of the two milling and stirring mechanisms 2 on the same power frame 6 are the same, and the rotation plane of the milling and stirring mechanisms 2 is perpendicular to the second guide rail 5; the driving component is correspondingly connected with the sliding frame 4 and the power frame 6 and drives the sliding frame 4 and the power frame 6 to slide.
In this embodiment, as shown in fig. 1 to 3, the number of the first guide rails 3 is two, and the two first guide rails 3 are arranged in parallel; the second guide rails 5 are provided with two pairs, the two pairs of second guide rails 5 are arranged in parallel, and any pair of second guide rails 5 is vertically arranged; the first guide rail 3 and the second guide rail 5 are vertically arranged, the two power frames 6 are respectively arranged on the two pairs of second guide rails 5, and the power frames 6 are provided with a pair of milling and stirring mechanisms 2.
As an alternative embodiment, the power rack 6 may be provided with one mixing and milling mechanism 2, in which case the other power rack 6 is also provided with one mixing and milling mechanism 2, and the number of mixing and milling mechanisms 2 provided on the power rack 6 is the same.
The power frame 6 is rotationally connected with the milling and stirring mechanism 2, the milling and stirring mechanism 2 is provided with an initial position, the initial position is driven by the driving mechanism to mill in a working area, the initial position is located in the working area, and the initial position is a position when the milling and stirring mechanism 2 does not mill in a transverse plane. The milling and stirring mechanism 2 is suitable for being arranged in a cavity of the prefabricated part 10. In this embodiment, the driving mechanism includes a power assembly disposed on the power frame 6, and the power assembly drives the milling and stirring mechanism 2 on one power frame 6 to rotate.
The top end of the frame 1 is provided with a plurality of locking pins 9, and the locking pins 9 are used for being connected with the prefabricated part 10 into a whole. The cylinder assembly drives the locking pin 9 to extend or retract.
The milling and stirring mechanism 2 comprises a short cylindrical milling head 7 fixed on the power frame 6 and a cutter 8 arranged on the peripheral wall of the milling head 7 and used for cutting a soil layer along with the rotation of the milling head 7.
In this embodiment, the prefabricated element 10 is in the shape of a rectangular frame, a rectangular cavity is arranged in the rectangular frame, and the size of the frame 1 is adapted to the size of the cavity.
The working process of the underground continuous wall vertical tunneling milling and stirring machine is as follows:
the frame 1 is placed in the cavity of the prefabricated element 10 and is connected with the prefabricated element 10 into a whole by the locking pin 9. The driving mechanism drives the milling and stirring mechanism 2 located at the initial position to rotate and mill, and drives the milling and stirring mechanism 2 to move in a working area, milling is carried out on a transverse plane in the working area, water is introduced into a soil layer in the milling process by the milling and stirring mechanism 2, and the soil layer is stirred into slurry by the milling and stirring mechanism 2. The moving manner of the power frame 6 in the working area may be, but is not limited to, the moving manner described below.
Referring to fig. 2 and 3, and referring to the X-axis direction and the Y-axis direction in the figures, the position of the working area corresponding to the initial position of the milling and stirring mechanism 2 is 0, the X-axis direction is parallel to the first guide rail 3, and the Y-axis direction is parallel to the second guide rail 5. The power frame 6 stops at the position 0 in the Y-axis direction, and the sliding frame 4 moves rightwards from the position 0 along the X-axis direction to drive the power frame 6 to move rightwards along the X-axis direction; after the power frame 6 moves to the end point on the right side of the X axis, the sliding frame 4 stops moving, and the power frame starts moving from the position 0 to the right side of the Y axis along the Y axis direction; and the power frame 6 stops moving after moving to the right end point of the Y shaft, the power frame is converted into the sliding frame 4 which moves to the left side of the X shaft to drive the power frame 6 to move to the left end point of the X shaft to stop moving after moving to the left end point of the X shaft, the power frame 6 is converted into the power frame 6 which moves to the left end point of the Y shaft to move to the sliding frame 4. Repeating the above actions, the sliding frame 4 moves left and right along the X axis to reciprocate, the power frame 6 has the self reciprocating movement along the Y axis and the reciprocating movement along the X axis with the sliding frame 4, and the moving track of the power frame 6 is a composite moving track: a rectangular track is formed, so that the milling head 7 on the power frame 6 rotates to mill the soil layer and moves in a rectangular shape, thereby milling a space which is in accordance with the section of the prefabricated part 10.
Example two:
the combination in this embodiment includes the underground continuous wall vertical tunneling milling and stirring machine described in the first embodiment, and the frame 1 of the underground continuous wall vertical tunneling milling and stirring machine and the prefabricated component 10 are fixedly connected into a whole. Specifically, a plurality of locking pins 9 driven by a driving mechanism to act are mounted on the underground continuous wall vertical tunneling milling and stirring machine, a plurality of blind holes into which the locking pins 9 are inserted are formed in the inner wall of the prefabricated part 10, and the locking pins 9 are suitable for being inserted into or pulled out of the corresponding blind holes. When the locking pin 9 is inserted into the corresponding blind hole, the frame 1 and the prefabricated part 10 are fixedly connected into a whole; when the locking pin 9 is released from the blind hole, the frame 1 is separated from the prefabricated part 10.
When the milling and stirring mechanism 2 of the prefabricated part construction equipment mills in a soil layer, part of the soil layer on the lower side of the prefabricated part 10 is stirred into slurry, the prefabricated part 10 can settle down by self-weight, and the underground continuous wall vertical tunneling milling and stirring machine in the embodiment can run in a slurry environment with the depth of 45 meters underground or more.
Example three:
the present embodiment describes a construction method, including the following steps:
s1, placing the underground continuous wall vertical tunneling milling and stirring machine in the first embodiment into a cavity of a prefabricated part 10, and fixedly connecting the underground continuous wall vertical tunneling milling and stirring machine and the prefabricated part 10 into a whole;
s2, the milling and stirring mechanism 2 of the underground continuous wall vertical tunneling milling and stirring machine starts milling and rotating at an initial position, and simultaneously liquid starts to be introduced into a milled soil layer, so that the milled soil layer is stirred into slurry;
s3, when the driving mechanism drives the milling and stirring mechanism 2 to mill in a working area, the power frame 6 drives the milling and stirring mechanism 2 to move and expand a milling space on a transverse plane under the driving of the driving mechanism, and the milling space is expanded into a space which is equal to or slightly larger than the cross section of the prefabricated part 10;
s4, after the prefabricated part 10 sinks to the proper position, the driving mechanism drives the power frame 6 to drive the milling and stirring mechanism 2 to move to the initial position, and then the milling and stirring mechanism 2 stops rotating;
and S5, removing the underground continuous wall vertical tunneling milling and stirring machine from the cavity.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (10)
1. The vertical tunneling milling and stirring machine for the underground continuous wall comprises a frame (1), a driving mechanism arranged on the frame (1), and at least one milling assembly fixedly mounted on the driving mechanism and driven by the driving mechanism, and is characterized in that the milling assembly comprises a power frame (6) and a milling and stirring mechanism (2) arranged on the power frame (6), and when the milling and stirring mechanism (2) is in a working area, the power frame (6) drives the milling and stirring mechanism (2) to move on a transverse plane under the driving of the driving mechanism.
2. The underground continuous wall vertical tunneling milling and stirring machine according to claim 1, wherein a pair of milling and stirring mechanisms (2) or one milling and stirring mechanism (2) is arranged on the power frame (6).
3. The underground continuous wall vertical tunneling milling and stirring machine according to claim 1 or 2, wherein the driving mechanism comprises,
a first guide rail (3) provided on the frame (1);
a carriage (4) slidably arranged on the first guide rail (3);
a second guide rail (5) is fixedly arranged on the sliding frame (4), and a plane moved by the second guide rail (5) is parallel to the transverse plane along with the movement of the sliding frame (4);
at least one pair of power frames (6) is arranged on the second guide rail (5) in a sliding manner, any pair of power frames (6) is arranged in parallel to the first guide rail (3), and the rotation directions of the milling and stirring mechanisms (2) on any pair of power frames (6) are opposite;
and the driving assembly is correspondingly connected with the sliding frame (4) and the power frame (6) and drives the sliding frame (4) and the power frame (6) to slide.
4. A vertical tunneling milling and stirring machine for underground continuous walls according to claim 3, characterized in that the plane of rotation of the milling and stirring mechanism (2) is perpendicular to the second guide rail (5).
5. The underground continuous wall vertical tunneling milling and stirring machine according to claim 3 or 4, characterized in that the number of the first guide rails (3) is two, and the two first guide rails (3) are arranged in parallel; the second guide rails (5) are provided with two pairs, the two pairs of second guide rails (5) are arranged in parallel, and any pair of second guide rails (5) is vertically arranged; the first guide rail (3) and the second guide rail (5) are vertically arranged, and any two power frames (6) are respectively arranged on the two pairs of second guide rails (5).
6. The underground continuous wall vertical tunneling milling and stirring machine according to any one of claims 1-5, characterized in that the power frame (6) is rotatably connected with the milling and stirring mechanism (2), and the driving mechanism comprises a power assembly arranged on the power frame (6), and the power assembly drives the milling and stirring mechanism (2) on the same power frame (6) to rotate.
7. The underground continuous wall vertical tunneling milling and stirring machine according to any one of claims 1-6, wherein the milling and stirring mechanism (2) comprises a short cylindrical milling head (7) fixed on the power frame (6), and a cutter (8) arranged on the outer peripheral wall of the milling head (7) and used for cutting soil layers along with the rotation of the milling head (7).
8. A combination, characterized in that, comprises a prefabricated component (10) and the underground continuous wall vertical driving milling and mixing machine as claimed in any one of claims 1 to 7, wherein the frame (1) of the underground continuous wall vertical driving milling and mixing machine is fixedly connected with the prefabricated component (10) into a whole.
9. The combination of claim 8, wherein the underground continuous wall vertical heading and milling machine further comprises a plurality of locking pins (9) driven by a driving mechanism, the inner wall of the prefabricated member (10) is provided with a plurality of blind holes, and the locking pins (9) are suitable for being inserted into or pulled out of the corresponding blind holes.
10. A construction method is characterized by comprising the following steps:
s1, placing the underground continuous wall vertical tunneling milling and stirring machine as claimed in any one of claims 1 to 7 into a cavity of a prefabricated part (10), and fixedly connecting the underground continuous wall vertical tunneling milling and stirring machine and the prefabricated part (10) into a whole;
s2, the milling and stirring mechanism (2) of the underground continuous wall vertical tunneling milling and stirring machine starts milling and rotating at an initial position, and simultaneously liquid starts to be introduced into a milled soil layer, so that the milled soil layer is stirred into slurry;
s3, when the driving mechanism drives the milling and stirring mechanism (2) to mill in a working area, the power frame (6) drives the milling and stirring mechanism (2) to move and expand a milling space on a transverse plane under the driving of the driving mechanism, and the milling space is expanded into a space which is equal to or slightly larger than the cross section of the prefabricated part (10);
s4, after the prefabricated part (10) sinks to the proper position, the driving mechanism drives the power frame (6) to drive the milling and stirring mechanism (2) to move to the initial position, and then the milling and stirring mechanism (2) stops rotating;
and S5, removing the underground continuous wall vertical tunneling milling and stirring machine from the cavity.
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| CN202010253493.5A CN111424746B (en) | 2020-04-01 | 2020-04-01 | Underground continuous wall vertical tunneling milling and stirring machine, assembly and construction method |
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| CN202010253493.5A CN111424746B (en) | 2020-04-01 | 2020-04-01 | Underground continuous wall vertical tunneling milling and stirring machine, assembly and construction method |
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| CN111424746B CN111424746B (en) | 2022-04-26 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114855897A (en) * | 2022-04-29 | 2022-08-05 | 江苏鸿基节能新技术股份有限公司 | Limiting forced landing and inclination correcting method for building |
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| CN106436796A (en) * | 2016-10-08 | 2017-02-22 | 周德吉 | Underground continuous wall construction equipment and construction method |
| CN206015659U (en) * | 2016-08-19 | 2017-03-15 | 上海金泰工程机械有限公司 | A kind of diaphragm wall repaiies wall device |
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| JPH07310322A (en) * | 1994-05-18 | 1995-11-28 | Kajima Corp | Blade-restrictive type underground continuous wall excavator |
| CN103538060A (en) * | 2013-10-24 | 2014-01-29 | 扬州恒佳机械有限公司 | Six-axis bending robot |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114855897A (en) * | 2022-04-29 | 2022-08-05 | 江苏鸿基节能新技术股份有限公司 | Limiting forced landing and inclination correcting method for building |
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| Publication number | Publication date |
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| CN111424746B (en) | 2022-04-26 |
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