CN207176671U - A kind of new and old ground-connecting-wall T connector structure - Google Patents
A kind of new and old ground-connecting-wall T connector structure Download PDFInfo
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- CN207176671U CN207176671U CN201721176642.2U CN201721176642U CN207176671U CN 207176671 U CN207176671 U CN 207176671U CN 201721176642 U CN201721176642 U CN 201721176642U CN 207176671 U CN207176671 U CN 207176671U
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Abstract
The utility model belongs to new and old ground-connecting-wall correlative technology field, it discloses a kind of new and old ground-connecting-wall T connector structure, it is applied to newly do docking for foundation ditch and original old foundation ditch, the new and old ground-connecting-wall T connector structure includes T connector, rotary churning pile, multiple spaced Grouting Pipes and the multiple angle steel that new ground-connecting-wall is formed with old ground-connecting-wall vertical connection, the rotary churning pile is arranged at the opposite both sides of the T connector, and it connects the new ground-connecting-wall and the old ground-connecting-wall;The Grouting Pipe is embedded in the joint of the new ground-connecting-wall and the old ground-connecting-wall, and it is used for slip casting to fill the seam between the new ground-connecting-wall and the old ground-connecting-wall;The angle steel is arranged on the inside of foundation ditch, and it is welded on the new ground-connecting-wall and the old ground-connecting-wall.The utility model combines being equipped with to realize waterproof by rotary churning pile, Grouting Pipe and angle steel, and simple in construction, easy to implement, construction volume is smaller.
Description
Technical field
The utility model belongs to new and old ground-connecting-wall correlative technology field, is connect more particularly, to a kind of new and old ground-connecting-wall is T-shaped
Header structure.
Background technology
Frequently encountered in engineering and newly do dock situation of the base pit engineering with original base pit engineering, and ground-connecting-wall is as a kind of normal
Enclosed structure form, the waterproof measure of its T connector is improper, often causes base pit engineering to ooze sand, or even trigger
Deep pit monitor accident.
Do not have general, the preferable T connector waterproof measure of effect also at present, correspondingly, this area is a kind of there is development
It can preferably prevent from oozing the technical need of new and old the ground-connecting-wall T connector structure and its construction method of sand.
Utility model content
For the disadvantages described above or Improvement requirement of prior art, the utility model provides that a kind of new and old ground-connecting-wall is T-shaped to be connect
Header structure, its work characteristics based on existing new and old ground-connecting-wall T connector study and devised that a kind of new and old ground-connecting-wall is T-shaped connects
Header structure and its construction method.The new and old ground-connecting-wall T connector structure is with reference to the new ground-connecting-wall and the old ground-connecting-wall
Structure, and coordinate the setting of the rotary churning pile, the Grouting Pipe and the angle steel to realize the waterproof of new and old ground-connecting-wall type joint
Antiseepage, simple in construction, easy to implement, construction volume is smaller;And the rotary churning pile, the Grouting Pipe and the angle steel be it is conventional and
Lower-cost part so that the holistic cost of the new and old ground-connecting-wall T connector structure is relatively low, better economy, practicality compared with
It is good, improve the security of foundation ditch.
To achieve the above object, the utility model provides a kind of new and old ground-connecting-wall T connector structure, and it is applied to newly do
Foundation ditch docks with original old foundation ditch, it is characterised in that:
What the new and old ground-connecting-wall T connector structure included that new ground-connecting-wall and old ground-connecting-wall vertical connection formed T-shaped connects
Head, rotary churning pile, multiple spaced Grouting Pipes and multiple angle steel, the rotary churning pile are arranged at opposite two of the T connector
Side, it connects the new ground-connecting-wall and the old ground-connecting-wall;
The Grouting Pipe is embedded in the joint of the new ground-connecting-wall and the old ground-connecting-wall, and it is used for slip casting to fill
State the seam between new ground-connecting-wall and the old ground-connecting-wall;The angle steel is arranged on the inside of foundation ditch, and it is welded on the company newly
On wall and the old ground-connecting-wall.
Further, depth spaced set of multiple angle steel along the foundation ditch.
Further, the spacing is 1 meter.
Further, the rotary churning pile is the column concrete structure that native internal injection is formed.
Further, a diameter of 100 millimeters of the Grouting Pipe.
In general, by the contemplated above technical scheme of the utility model compared with prior art, the utility model
There is provided:
1. the new and old ground-connecting-wall T connector structure is matched somebody with somebody with reference to the structure of the new ground-connecting-wall and the old ground-connecting-wall
The waterproof, seepage control of new and old ground-connecting-wall type joint, waterproof are realized in the setting for closing the rotary churning pile, the Grouting Pipe and the angle steel
Effect is preferable, simple in construction, easy to implement, and construction volume is smaller;
2. the rotary churning pile, the Grouting Pipe and the angle steel are conventional and lower-cost part so that described new
The holistic cost of old ground-connecting-wall T connector structure is relatively low, better economy;
3. the new and old ground-connecting-wall T connector structure is generally applicable to the docking for newly doing foundation ditch and original old foundation ditch, practical
Property is preferable, while can improve the security of foundation ditch.
Brief description of the drawings
Fig. 1 is the schematic diagram for the new and old ground-connecting-wall T connector structure that the preferred embodiment of the utility model provides;
Fig. 2 is the flow chart of the construction method of the new and old ground-connecting-wall T connector structure in Fig. 1.
In all of the figs, identical reference is used for representing identical element or structure, wherein:The new ground-connecting-walls of 1-,
2- rotary churning piles, the old ground-connecting-walls of 3-, 4- Grouting Pipes, 5- angle steel.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only explaining
The utility model, it is not used to limit the utility model.In addition, institute in each embodiment of the utility model disclosed below
As long as the technical characteristic being related to does not form conflict each other, can is mutually combined.
Fig. 1 and Fig. 2 is referred to, the new and old ground-connecting-wall T connector structure that the preferred embodiment of the utility model provides is described
By setting Grouting Pipe, angle steel and rotary churning pile can be good to solve, new and old ground-connecting-wall is T-shaped to be connect new and old ground-connecting-wall T connector structure
The waterproof problem of head, reliable in quality, is easy to construct, safety economy, there is all of new and old ground-connecting-wall T connector suitable for foundation ditch
Engineering, its for ground-connecting-wall solution formulation, ripe construction, control risk that it is good to have the function that, better economy, have preferable
Application prospect.
The new and old ground-connecting-wall T connector structure is applied to newly do docking for foundation ditch and original foundation ditch, and it includes newly company
Wall 1, rotary churning pile 2, old ground-connecting-wall 3, multiple Grouting Pipes 4 and multiple angle steel 5, the new ground-connecting-wall 1 are vertical with the old ground-connecting-wall 3
Connect and form T connector, and form seam between the two.
The rotary churning pile 2 is used to prevent T connector from oozing sand, and it is arranged at the opposite both sides of the T connector.It is described
Rotary churning pile 2 connects the new ground-connecting-wall 1 and the old ground-connecting-wall 3, and it is the column concrete structure that native internal injection is formed.
The Grouting Pipe 4 is used to prevent the T connector from seeping water, and it is embedded in the new ground-connecting-wall 1 and connected with the once visited place
The joint of wall 3.The Grouting Pipe 4 is used for slip casting to fill the seam between the new ground-connecting-wall 1 and the old ground-connecting-wall 3,
To prevent from seeping water at the T connector.In present embodiment, the quantity of the Grouting Pipe 4 is three, three Grouting Pipes 4
It is arranged at intervals;It is appreciated that in other embodiments, the quantity of the Grouting Pipe 4 can according to be actually needed increase or
Reduce;A diameter of 100 millimeters of the Grouting Pipe 4;It is appreciated that in other embodiments, the diameter of the Grouting Pipe 4 can
To change according to being actually needed.
The angle steel 5 is welded on the new ground-connecting-wall 1 and the old ground-connecting-wall 3, and it is the angle steel of L300 × 300.This reality
Apply in mode, the angle steel 5 is located on the inside of foundation ditch;The quantity of the angle steel 5 is multiple, and multiple angle steel 5 are along the foundation ditch
Depth spaced set, the spacing be 1 meter;Certainly, in other embodiments, the spacing can be according to being actually needed
Increase is reduced.
The Grouting Pipe 4 and the length of the rotary churning pile 2 are determined according to residing stratum and groundwater condition.
The new and old ground-connecting-wall T connector structure and coordinates the rotation with reference to the structure of the new ground-connecting-wall 1 and the old ground-connecting-wall 3
The waterproof, seepage control of new and old ground-connecting-wall T connector is realized in spray stake 2, the setting of the Grouting Pipe 4 and the angle steel 5, simple in construction,
Easy to implement, construction volume is smaller;And the rotary churning pile 2, the Grouting Pipe 4 and the angle steel 5 are conventional and cost is relatively low
Part so that the holistic cost of the new and old ground-connecting-wall T connector structure is relatively low, and better economy, practicality is preferable, improves
The security of foundation ditch.
The utility model additionally provides the construction method of new and old ground-connecting-wall T connector structure as described above, the construction
Method mainly includes the following steps that:
Step 1, the Grouting Pipe 4 is synchronously buried in the new 1 construction reinforced bar cage of ground-connecting-wall, and the Grouting Pipe 4 is embedded
In the joint of the new ground-connecting-wall 1 and the old ground-connecting-wall 3.
Step 2, in the new ground-connecting-wall 1 and the seam crossing of the old ground-connecting-wall 3 after the completion of the new construction of ground-connecting-wall 1
Construct the rotary churning pile 2, the rotary churning pile 2 connects the new ground-connecting-wall 1 and the old ground-connecting-wall 3.
Step 3, when foundation ditch often excavates one meter of depth, the angle steel 5 is welded on the inside of the foundation ditch, the angle steel 5 is welded on
On the reinforcing bar of the new ground-connecting-wall 1 and the old ground-connecting-wall 3.
New and old ground-connecting-wall T connector structure and its construction method provided by the utility model, the new and old ground-connecting-wall is T-shaped to be connect
Header structure and coordinates the rotary churning pile, the Grouting Pipe and described with reference to the structure of the new ground-connecting-wall and the old ground-connecting-wall
Angle steel is set to realize the waterproof, seepage control of new and old ground-connecting-wall type joint, and simple in construction, easy to implement, construction volume is smaller;And institute
It is conventional and lower-cost part to state rotary churning pile, the Grouting Pipe and the angle steel so that the new and old ground-connecting-wall T connector
The holistic cost of structure is relatively low, and better economy, practicality is preferable, improves the security of foundation ditch.
As it will be easily appreciated by one skilled in the art that preferred embodiment of the present utility model is the foregoing is only, not
To limit the utility model, any modification of all made within spirit of the present utility model and principle, equivalent substitution and change
Enter, should be included within the scope of protection of the utility model.
Claims (5)
1. a kind of new and old ground-connecting-wall T connector structure, it is applied to newly to do docking for foundation ditch and original old foundation ditch, and its feature exists
In:
The new and old ground-connecting-wall T connector structure is formed T-shaped including new ground-connecting-wall (1) with old ground-connecting-wall (3) vertical connection
Joint, rotary churning pile (2), multiple spaced Grouting Pipes (4) and multiple angle steel (5), the rotary churning pile (2) are arranged at the T
The opposite both sides of type joint, it connects the new ground-connecting-wall (1) and the old ground-connecting-wall (3);
The Grouting Pipe (4) is embedded in the joint of the new ground-connecting-wall (1) and the old ground-connecting-wall (3), and it is used for slip casting
Fill the seam between the new ground-connecting-wall (1) and the old ground-connecting-wall (3);The angle steel (5) is arranged on the inside of foundation ditch, and it is welded
It is connected on the new ground-connecting-wall (1) and the old ground-connecting-wall (3).
2. new and old ground-connecting-wall T connector structure as claimed in claim 1, it is characterised in that:Multiple angle steel (5) are along described
The depth spaced set of foundation ditch.
3. new and old ground-connecting-wall T connector structure as claimed in claim 2, it is characterised in that:The spacing is 1 meter.
4. new and old ground-connecting-wall T connector structure as claimed in claim 1, it is characterised in that:The rotary churning pile (2) is in the soil body
The column concrete structure that slip casting is formed.
5. the new and old ground-connecting-wall T connector structure as described in claim any one of 1-4, it is characterised in that:The Grouting Pipe (4)
A diameter of 100 millimeters.
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CN201721176642.2U CN207176671U (en) | 2017-09-12 | 2017-09-12 | A kind of new and old ground-connecting-wall T connector structure |
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CN201721176642.2U CN207176671U (en) | 2017-09-12 | 2017-09-12 | A kind of new and old ground-connecting-wall T connector structure |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN107587501A (en) * | 2017-09-12 | 2018-01-16 | 中铁第四勘察设计院集团有限公司 | A kind of new and old ground-connecting-wall T connector structure and its construction method |
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2017
- 2017-09-12 CN CN201721176642.2U patent/CN207176671U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN107587501A (en) * | 2017-09-12 | 2018-01-16 | 中铁第四勘察设计院集团有限公司 | A kind of new and old ground-connecting-wall T connector structure and its construction method |
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