CN109577314A - Canal formula soil cement interpolation assembled underground connects wall prestressing force wallboard - Google Patents
Canal formula soil cement interpolation assembled underground connects wall prestressing force wallboard Download PDFInfo
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- CN109577314A CN109577314A CN201811398918.0A CN201811398918A CN109577314A CN 109577314 A CN109577314 A CN 109577314A CN 201811398918 A CN201811398918 A CN 201811398918A CN 109577314 A CN109577314 A CN 109577314A
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/02—Sheet piles or sheet pile bulkheads
- E02D5/03—Prefabricated parts, e.g. composite sheet piles
- E02D5/10—Prefabricated parts, e.g. composite sheet piles made of concrete or reinforced concrete
- E02D5/105—Prefabricated parts, e.g. composite sheet piles made of concrete or reinforced concrete of prestressed concrete
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/02—Sheet piles or sheet pile bulkheads
- E02D5/03—Prefabricated parts, e.g. composite sheet piles
- E02D5/10—Prefabricated parts, e.g. composite sheet piles made of concrete or reinforced concrete
- E02D5/12—Locking forms; Edge joints; Pile crossings; Branch pieces
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- Structural Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
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- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Bulkheads Adapted To Foundation Construction (AREA)
Abstract
The invention discloses a kind of canal formula soil cement interpolation assembled undergrounds to connect wall prestressing force wallboard, it is intended to provide a kind of construction period that can either shorten foundation pit enclosure, the stress performance that canal formula soil cement interpolation diaphragm wall can be effectively improved again, the canal formula soil cement interpolation assembled underground for alloing canal formula soil cement interpolation diaphragm wall effectively to resist active earth pressure connect wall prestressing force wallboard.It includes the reinforcement cage skeleton presenting the concrete panel of lower extension and being embedded in concrete panel, and the reinforcement cage skeleton includes several main reinforcements for presenting lower extension, and main reinforcement is prestressing force main reinforcement.
Description
Technical field
The present invention relates to the prestressing force assembled underground continuous wall fields of canal formula soil cement interpolation, and in particular to a kind of canal formula
Soil cement interpolation assembled underground connects wall prestressing force wallboard.
Background technique
Deep foundation pit of construction, which is passed through, slots frequently with scene and the steel reinforcement cage of field fabrication is placed to placing concrete in slot
Diaphram wall (this specification is referred to as " traditional cast-in-place ground-connecting-wall ") carries out foundation pit enclosure.Traditional cast-in-place ground-connecting-wall encloses
Shield carries out foundation trench excavation using chute forming machine, then carries out the production of rebar cylinder mould at the scene, be put into foundation trench by lifting, and
A width foundation pit enclosure wall is formed by concrete perfusion.
In order to further speed up construction period, there is the enclosing method of interpolation precast concrete diaphram wall at present.The party
Method is using grooving first, and the prefabricated concrete panel of interior inserting, forms armored concrete ground-connecting-wall in the trench.The construction party
Although method can accelerate construction period, the steel reinforcement cage nonprestressed reinforcement cage of the diaphragm wall, the performance of bending resistance is bad.Even
For sealing, needing to construct in diaphram wall docking site is perfused water-seal pile for socket part position.Since this method is tested, do not obtain
Effectively promote, it is to be improved.
Summary of the invention
The purpose of the invention is to provide a kind of canal formula soil cement interpolation assembled underground to connect wall prestressing force wallboard,
The construction period of foundation pit enclosure can either be shortened, but can effectively improve canal formula soil cement interpolation RC Continuous wall by
Power performance allows canal formula cement soil continuous wall effectively to resist active earth pressure and achievees the purpose that completely waterproof.
The technical scheme is that
A kind of canal formula soil cement interpolation assembled underground connects wall prestressing force wallboard, including present lower extension concrete panel and
The reinforcement cage skeleton being embedded in concrete panel, the reinforcement cage skeleton include several main reinforcements for presenting lower extension, and main
Reinforcing bar is prestressing force main reinforcement.
The canal formula soil cement interpolation assembled underground of this programme connects wall prestressing force wallboard using prestressing force main reinforcement, effectively
Improve the horizontal direction bending resistance cracking resistance and vertical compression performance of prestressing force wallboard；Practice of construction is used and is inserted in canal formula soil cement
Prefabricated prestressing force wallboard forms prestressed reinforced concrete diaphragm wall, can either shorten the construction period of foundation pit enclosure, again
The stress performance that the RC Continuous wall of canal formula soil cement interpolation can be effectively improved keeps canal formula soil cement interpolation reinforcing bar mixed
Solidifying soil diaphragm wall can effectively resist active earth pressure, and play the advantage of soil cement sealing, reach i.e. earth-retaining and water blocking
Function.On the other hand, since prestressing force wallboard uses prestressing force main reinforcement, bending resistance, the cracking resistance of prestressing force wallboard are effectively increased
And Compressive Performance can effectively reduce the thickness of wallboard in identical bending resistance, cracking resistance and compressive property.
Preferably, the canal formula soil cement interpolation assembled underground connects the concrete that wall is centrifugal forming with prestressing force wallboard
Wallboard.Centrifugal concrete wallboard can be further improved the intensity and bending resistance of prestressing force wallboard, anti-folding and compressive property.
Preferably, the cross section of concrete panel is in rectangle.
Preferably, the one side of concrete panel, which is equipped with, presents the vertical tongue-and-groove of lower extension, concrete panel it is another
One side is equipped with vertical tenon corresponding with vertical tongue-and-groove, and vertical tongue-and-groove is located at the phase of concrete panel with vertical tenon
To two sides.In this way, adjacent two block concretes wallboard can cooperate (i.e. adjacent two block concrete by vertical tongue-and-groove and vertical tenon
Wallboard is connected as one by joinery and its construction), so that the concrete panel in canal formula cement soil continuous wall is connected as one, into
One step improves the stress performance of canal formula soil cement interpolation diaphragm wall, and canal formula cement soil continuous wall is allow effectively to resist actively soil
Pressure and water stopping function.
Preferably, being embedded with vertical detection pipe in concrete panel, and the upper end of vertical detection pipe and concrete panel
Upper surface be connected.So prestressing force wallboard placement after, can by vertical detection pipe place deviational survey sensor come
Detect vertical state of the prestressing force wallboard after placement.
Preferably, being embedded with the vertical Grouting Pipe for presenting lower extension in concrete panel.
Preferably, further including the base expanding and base expanding support device that the lower part of concrete panel is arranged in, in the concrete panel
It is embedded with the vertical Grouting Pipe for presenting lower extension, the upper and lower ends opening of vertical Grouting Pipe, the base expanding and base expanding support device includes burying
The horizontal slurry of crossing being located in concrete panel manages, several horizontal cylinder bodies being embedded in concrete panel, is slidably arranged in level
The intracorporal piston of cylinder and the horizontally-supported column being connected with piston, the horizontal axis for crossing slurry pipe and mixing where vertical tongue-and-groove
The side of solidifying cob wall plate is perpendicular, and one end that level crosses slurry pipe is connected with vertical Grouting Pipe, and level crosses another end seal for starching pipe
It closes, the axis of the horizontal cylinder body and the horizontal axis perpendicular for crossing slurry pipe, the first end and level of horizontal cylinder body cross slurry pipe
Between be connected by connecting pipe, the second end of horizontal cylinder body is connected with the lateral surface of concrete panel, close to horizontal cylinder body
The medial surface of horizontal cylinder body of second end be equipped with piston limit block, horizontally-supported column is located at the same of piston with piston limit block
Side, and when piston is against the first end of horizontal cylinder body, horizontally-supported column is located in horizontal cylinder body.
The setting of vertical Grouting Pipe can improve below concrete panel by vertical Grouting Pipe to the slip casting of wallboard bottom
Foundation soil bearing capacity；Further, in the process by vertical Grouting Pipe to the slip casting of wallboard bottom, vertical Grouting Pipe
Grouting pressure will be crossed slurry pipe by level and be entered in horizontal cylinder body with connecting pipe, and the second end of piston toward horizontal cylinder body is pushed away
Move, until piston is against on piston limit block, during this horizontally-supported column of piston driving by horizontal cylinder body second end
Port reaches in the cement soil continuous wall in the outside of horizontal cylinder body, to greatly improve the carrying of concrete panel lower part
Power, to adapt to go along with sb. to guard him demand compared with deep basal pit.
Preferably, the lateral surface of horizontally-supported column is equipped with several grooves.
Preferably, being equipped with the wallboard through-hole through the upper and lower end face of concrete panel in concrete panel.It so can be with
The dosage of concrete is reduced, and reduces the weight of concrete panel.
The beneficial effects of the present invention are: the construction period of foundation pit enclosure can either be shortened, and canal formula water can be effectively improved
The stress performance of soil interpolation diaphragm wall allows canal formula soil cement interpolation diaphragm wall effectively to resist active earth pressure and satisfaction
Water stopping function.
Detailed description of the invention
Fig. 1 is that the canal formula soil cement interpolation assembled underground of the embodiment of the present invention one connects the vertical view of wall prestressing force wallboard
Figure.
Fig. 2 is that the canal formula soil cement interpolation assembled underground of the embodiment of the present invention one connects the side view of wall prestressing force wallboard
Figure.
Fig. 3 is that the canal formula soil cement interpolation assembled underground of the embodiment of the present invention one connects wall prestressing force wallboard in reality
One of construction top view.
Fig. 4 is that the canal formula soil cement interpolation assembled underground of the embodiment of the present invention two connects the vertical view of wall prestressing force wallboard
Figure.
Fig. 5 is that the canal formula soil cement interpolation assembled underground of the embodiment of the present invention four connects the side view of wall prestressing force wallboard
Figure.
Fig. 6 is a kind of the schematic diagram of the section structure in Fig. 5 at A-A.
In figure:
Prestressing force wallboard 1, concrete panel 1.1, wallboard through-hole 1.11, main reinforcement 1.2, vertical tongue-and-groove 1.3, the first angle steel
1.31, vertical tenon 1.4, the second angle steel 1.41, vertical anchor bolt pipe 1.5, vertical detection pipe 1.6, the first vertical insertion pipe
1.61, vertical Grouting Pipe 1.7, the second vertical insertion pipe 1.71, top steel end plate 1.8, vertical anchor bolt 1.9；
Base expanding and base expanding support device 2, level cross slurry pipe 2.1, horizontal cylinder body 2.2, piston 2.3, horizontally-supported column 2.4, piston limit block
2.5, groove 2.6, connecting pipe 2.7.
Specific embodiment
To keep technical solution of the present invention embodiment purposes, technical schemes and advantages clearer, with reference to the accompanying drawing to this
The technical solution of inventive embodiments carries out clearly explanation and illustration, but following embodiments are merely a preferred embodiment of the present invention,
Rather than whole embodiments.Based on the implementation example in the implementation mode, those skilled in the art are not making creative work
Under the premise of obtained other embodiments, belong to protection scope of the present invention.
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, and is only used for explaining this programme, and cannot be construed to the limitation to the present invention program.
Referring to following description and drawings, it will be clear that these and other aspects of the embodiment of the present invention.In these descriptions
In attached drawing, some particular implementations in the embodiment of the present invention are specifically disclosed to indicate to implement the embodiment of the present invention
Principle some modes, but it is to be understood that the scope of embodiments of the invention is not limited.On the contrary, reality of the invention
Applying example includes all changes, modification and the equivalent fallen within the scope of the spirit and intension of attached claims.
In the description of the present invention, it is to be understood that, term " thickness ", "upper", "lower", "horizontal", "top", "bottom",
The orientation or positional relationship of the instructions such as "inner", "outside", " circumferential direction " be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation,
It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In the description of the present invention, " multiple "
It is meant that at least two, such as two, three etc., unless otherwise specifically defined, " several " are meant that expression one
Or it is multiple.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral: can be mechanical connect
It connects, is also possible to be electrically connected or can communicate each other；It can be directly connected, can also indirectly connected through an intermediary, it can be with
It is the interaction relationship of the connection or two elements inside two elements, unless otherwise restricted clearly.For this field
For those of ordinary skill, the specific meanings of the above terms in the present invention can be understood according to specific conditions.
Embodiment one: as shown in Fig. 1, Fig. 2, a kind of canal formula soil cement interpolation assembled underground connects wall prestressing force wallboard,
Including the reinforcement cage skeleton presenting the concrete panel 1.1 of lower extension and being embedded in concrete panel.The cross of concrete panel
Rectangular in cross-section.The wallboard through-hole 1.11 through the upper and lower end face of concrete panel is equipped in concrete panel.
If reinforcement cage skeleton includes the circumferential band that several main reinforcements 1.2 for presenting lower extension and capable person's main reinforcement are linked together
Muscle.Main reinforcement in the present embodiment is in two rows of distributions, and two rows of main reinforcements are symmetrical.Main reinforcement is prestressing force main reinforcement, tool
Body, the main reinforcement of reinforcement cage skeleton uses pre-tensioning system tensioning, and is anchored；Then casting concrete forms prestressing force wall
Plate.
Vertical detection pipe 1.6, the upper end of vertical detection pipe and the upper surface of concrete panel are embedded in concrete panel
It is connected, the lower end of vertical detection pipe is equipped with the first vertical insertion pipe 1.61 extended down, and the first vertical insertion pipe is outer
Diameter is less than the internal diameter of vertical detection pipe.
The vertical Grouting Pipe 1.7 for presenting lower extension is embedded in concrete panel.The upper and lower ends opening of vertical Grouting Pipe,
The vertical upper surface of Grouting Pipe is flushed with the upper surface of concrete panel, and it is perpendicular that vertical Grouting Pipe lower end is equipped with second extended down
Straight cutting adapter tube 1.71, and the outer diameter of the second vertical insertion pipe is less than the internal diameter of vertical Grouting Pipe.
Several vertical anchor bolts 1.9 are buried on the lower end surface of concrete panel, and the lower end of vertical anchor bolt is located at
The lower section of concrete panel, in the present embodiment, vertical anchor bolt is four.The upper surface of concrete panel be embedded with it is several with
Vertical anchor bolt vertical anchor bolt pipe 1.5 correspondingly.The upper surface of coagulation wallboard is equipped with top steel end plate 1.8,
Top steel end plate is weldingly connected with main reinforcement.Top steel end plate is equipped with and the vertical one-to-one anchor bolt of anchor bolt pipe
Via hole.It is additionally provided on the steel end plate of top and the one-to-one mouth excessively of vertical detection pipe and vertical Grouting Pipe.
The one side of concrete panel is equipped with the vertical tongue-and-groove 1.3 for presenting lower extension, and the length direction of vertical tongue-and-groove is perpendicular
Straight to be extended, vertical tongue-and-groove constitutes the upper and lower end faces of concrete panel.The another side of concrete panel is equipped with and erects
To the corresponding vertical tenon 1.4 of tongue-and-groove, and vertical tongue-and-groove and vertical tenon are located at the opposite sides of concrete panel.
In the present embodiment, set on the one side of concrete panel there are two the first angle steel 1.31 for being vertically arranged, first jiao
The side plate of steel is embedded in concrete panel, another side plate of the first angle steel and the side of the concrete panel where the first angle steel
Face is parallel, and the space surrounded between two the first angle steel constitutes the vertical tongue-and-groove 1.3, and vertical tongue-and-groove runs through coagulation
The upper and lower end faces of cob wall plate.The second angle steel 1.41 being vertically arranged there are two being set on the another side of concrete panel, second
The side plate of angle steel is embedded in concrete panel, another side plate of the second angle steel and the concrete panel where the second angle steel
Side is parallel, and two the second angle steel constitute the vertical tenon 1.4.
In practice of construction, shown in Fig. 3:
First, foundation soil cutting is carried out at wall equipment (TRD) or other equipment (two-wheel stirs) using canal formula cutting cement soil wall, and
It injects cement grout or other colloid slurries forms canal formula cement soil wall；
Second, prestressing force wallboard 1 is inserted in canal formula cement soil wall, specific as follows:
(1), the vertical wallboard of a width is installed,
Firstly, lifting by crane first block of prestressing force wallboard 1 with lifting machinery, first block of prestressing force wallboard 1 is inserted into canal formula cement soil wall
It is interior；
Then, second block of prestressing force wallboard 1, the vertical anchor bolt insertion first of the lower end surface of second block of prestressing force wallboard are sling
(sulphide mastic is perfused in vertical anchor bolt pipe, for inserting in vertical anchor bolt pipe on block prestressing force wallboard upper surface
Cementing fixation after entering vertical anchor bolt), meanwhile, the vertical insertion pipe of the first of the lower end of second block of prestressing force wallboard insertion the
In the upper port of the vertical detection pipe of one block of prestressing force wallboard；The vertical insertion pipe of the second of the lower end of second block of prestressing force wallboard is inserted
In the upper port for entering the vertical Grouting Pipe of first block of prestressing force wallboard；
So analogize, until the vertical wallboard of the width reaches set depth；
Followed by, after the vertical wallboard of a width is installed, by slip casting machine to vertical Grouting Pipe inject cement grout, pass through
Vertical Grouting Pipe injects cement grout in the foundation soil below vertical wallboard, to improve the foundation soil below vertical wallboard
Bearing capacity.
(2), next vertical wallboard of width is installed along the length direction of canal formula cement soil wall, leads between the adjacent vertical wallboard of two width
It crosses joinery and its construction to be connected as one, i.e., wherein the vertical tenon of the vertical wallboard of a width is inserted into the vertical tongue-and-groove of the vertical wallboard of another width
Interior (the adjacent vertical wallboard of two width is integrated by vertical tongue-and-groove and the mating connection of vertical tenon), until design foundation pit enclosure wallboard
It places and finishes, form prestressing force soil cement interpolation diaphragm wall.
The canal formula soil cement interpolation assembled underground of the present embodiment connects wall prestressing force wallboard using prestressing force main reinforcement, has
Effect improves bending resistance, cracking resistance and the compressive property of prestressing force wallboard；Practice of construction is prefabricated using inserting in canal formula cement soil wall
Prestressing force wallboard, formed prestressing force soil cement interpolation diaphragm wall, the construction period of foundation pit enclosure can either be shortened, and can
The stress performance for effectively improving canal formula soil cement interpolation diaphragm wall allows canal formula soil cement interpolation diaphragm wall effectively to resist master
Dynamic soil pressure and raising water stopping function.
Embodiment two: remaining structure reference embodiment one of the present embodiment, the difference is that:
As shown in figure 4, vertical tongue-and-groove 1.3 is directly on the side for being molded over concrete panel 1.1, and the cross section of vertical tongue-and-groove
Dovetail-shape trapezoidal T-shaped or semicircle or round or ellipse, in the present embodiment, the cross section of vertical tongue-and-groove is in dovetail
Shape.Vertical tenon 1.4 is also directly on the side for being molded over concrete panel, the cross of the cross section of vertical tenon and vertical tongue-and-groove
Section is corresponding.
Embodiment three: remaining structure the reference embodiment one or embodiment two of the present embodiment, the difference is that: canal formula
It is centrifugal forming concrete panel that soil cement interpolation assembled underground, which connects wall with prestressing force wallboard,.
Example IV: remaining structure reference embodiment one or embodiment two or embodiment three of the present embodiment, difference
Be in:
As shown in Figure 5, Figure 6, it further includes being arranged in concrete that canal formula soil cement interpolation assembled underground, which connects wall prestressing force wallboard,
The base expanding and base expanding support device 2 of the lower part of wallboard 1.1.
Base expanding and base expanding support device includes that be embedded in concrete panel horizontal crosses slurry pipe 2.1, several is embedded in coagulation wallboard
Interior horizontal cylinder body 2.2, the horizontally-supported column 2.4 for being slidably arranged in the intracorporal piston 2.3 of horizontal cylinder and being connected with piston.
The side that level crosses the axis and the concrete panel where vertical tongue-and-groove of slurry pipe is perpendicular, and level, which is crossed, starches the one of pipe
End is connected with vertical Grouting Pipe, and level crosses the other end closing of slurry pipe.The axis of horizontal cylinder body and the horizontal axis for crossing slurry pipe
Perpendicular, the first end of horizontal cylinder body is crossed between slurry pipe with level to be connected by connecting pipe 2.7, the second end of horizontal cylinder body
It is connected with the lateral surface of coagulation wallboard.Medial surface close to the horizontal cylinder body of the second end of horizontal cylinder body is equipped with piston limit
Block 2.5.Horizontally-supported column and piston limit block are located at the same side of piston.The lateral surface of horizontally-supported column is equipped with several grooves
2.6。
When piston is against the first end of horizontal cylinder body, horizontally-supported column is located in horizontal cylinder body.When piston is against piston
On limited block, horizontally-supported column is reached the outside of horizontal cylinder body by the port of the second end of horizontal cylinder body.
The practice of construction process reference embodiment one of the present embodiment, the difference is that:
In the second step of embodiment one, after the vertical wallboard of a width is installed, passing through slip casting machine to vertical slip casting
In pipe during injection cement grout, grouting pressure will enter water with connecting pipe by level slurry pipe in vertical Grouting Pipe
In flat cylinder body, the second end of piston toward horizontal cylinder body is elapsed, until piston is against on piston limit block, piston during this
Horizontally-supported column is driven to be reached in the canal formula cement soil wall in the outside of horizontal cylinder body by the port of the second end of horizontal cylinder body, from
And the bearing capacity of concrete panel lower part is greatly improved, to adapt to go along with sb. to guard him demand compared with deep basal pit.
Claims (10)
1. a kind of canal formula soil cement interpolation assembled underground connects wall prestressing force wallboard, characterized in that including presenting lower extension
Concrete panel and the reinforcement cage skeleton being embedded in concrete panel, the reinforcement cage skeleton include several presenting lower extension
Main reinforcement, and main reinforcement is prestressing force main reinforcement.
2. canal formula soil cement interpolation assembled underground according to claim 1 connects wall prestressing force wallboard, characterized in that should
Canal formula soil cement interpolation assembled underground connects the concrete panel that wall is centrifugal forming with prestressing force wallboard.
3. canal formula soil cement interpolation assembled underground according to claim 2 connects wall prestressing force wallboard, characterized in that mixed
The cross section of solidifying cob wall plate is in rectangle.
4. canal formula soil cement interpolation assembled underground according to claim 1 or 2 or 3 connects wall prestressing force wallboard, special
Sign is, the one side of the concrete panel is equipped with the vertical tongue-and-groove for presenting lower extension, on the another side of concrete panel
Equipped with vertical tenon corresponding with vertical tongue-and-groove, and vertical tongue-and-groove and vertical tenon are located at the opposite sides of concrete panel.
5. canal formula soil cement interpolation assembled underground according to claim 1 or 2 or 3 connects wall prestressing force wallboard, special
Sign is several vertical anchor bolts to be buried on the lower end surface of the concrete panel, and the lower end of vertical anchor bolt is positioned at mixed
The lower section of solidifying cob wall plate, the upper surface of concrete panel are embedded with several and vertical anchor bolt and anchor spiral shell vertically correspondingly
Bolt pipe.
6. canal formula soil cement interpolation assembled underground according to claim 1 or 2 or 3 connects wall prestressing force wallboard, special
Sign is that vertical detection pipe is embedded in the concrete panel, and the upper end of vertical detection pipe and the upper surface phase of coagulation wallboard
Connection.
7. canal formula soil cement interpolation assembled underground according to claim 1 or 2 or 3 connects wall prestressing force wallboard, special
Sign is that the vertical Grouting Pipe for presenting lower extension is embedded in the concrete panel.
8. canal formula soil cement interpolation assembled underground according to claim 4 connects wall prestressing force wallboard, characterized in that also
Base expanding and base expanding support device including the lower part of concrete panel is arranged in is embedded in the concrete panel and presents the perpendicular of lower extension
To Grouting Pipe, the upper and lower ends of vertical Grouting Pipe are open, and the base expanding and base expanding support device includes the water being embedded in concrete panel
It put down slurry pipe, several horizontal cylinder bodies being embedded in concrete panel, be slidably arranged in the intracorporal piston of horizontal cylinder and and piston
It mutually hangs down the side of the horizontally-supported column being connected, the horizontal axis and the concrete panel where vertical tongue-and-groove for crossing slurry pipe
Directly, horizontal one end for crossing slurry pipe is connected with vertical Grouting Pipe, and level crosses the other end closing of slurry pipe, the axis of the horizontal cylinder body
Line and the horizontal axis perpendicular for crossing slurry pipe, the first end of horizontal cylinder body is crossed between slurry pipe with level to be connected by connecting pipe
Logical, the second end of horizontal cylinder body is connected with the lateral surface of concrete panel, close to the horizontal cylinder body of the second end of horizontal cylinder body
Medial surface be equipped with piston limit block, horizontally-supported column and piston limit block are located at the same side of piston, and when piston supports
In the first end of horizontal cylinder body, horizontally-supported column is located in horizontal cylinder body.
9. canal formula soil cement interpolation assembled underground according to claim 8 connects wall prestressing force wallboard, characterized in that institute
The lateral surface for stating horizontally-supported column is equipped with several grooves.
10. canal formula soil cement interpolation assembled underground according to claim 1 or 2 or 3 connects wall prestressing force wallboard, special
Sign is that the wallboard through-hole through the upper and lower end face of concrete panel is equipped in the concrete panel.
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| CN111172968A (en) * | 2020-01-09 | 2020-05-19 | 浙江理工大学 | Waterproof construction method of channel type cutting assembly type underground continuous wall |
| CN114075830A (en) * | 2020-08-17 | 2022-02-22 | 南京瑞平环境科技有限公司 | Precast concrete's hasp spare and strut subassembly |
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