CN110258508A - A kind of new and old ground-connecting-wall T-joint structure node and construction method - Google Patents
A kind of new and old ground-connecting-wall T-joint structure node and construction method Download PDFInfo
- Publication number
- CN110258508A CN110258508A CN201910627600.3A CN201910627600A CN110258508A CN 110258508 A CN110258508 A CN 110258508A CN 201910627600 A CN201910627600 A CN 201910627600A CN 110258508 A CN110258508 A CN 110258508A
- Authority
- CN
- China
- Prior art keywords
- shackle plate
- wall
- ground
- new
- rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000010276 construction Methods 0.000 title claims abstract description 17
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 24
- 239000010959 steel Substances 0.000 claims abstract description 24
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 17
- 238000000034 method Methods 0.000 claims description 5
- 238000003466 welding Methods 0.000 claims description 5
- 230000002787 reinforcement Effects 0.000 claims description 3
- 230000002459 sustained effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000013011 mating Effects 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
Classifications
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- 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)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Bulkheads Adapted To Foundation Construction (AREA)
Abstract
The present invention provides a kind of new and old ground-connecting-wall T-joint structure node and construction method, wherein new ground-connecting-wall is equipped with the first shackle plate, the second shackle plate, passes through connecting rod connection between the first shackle plate and the second shackle plate；Existing ground-connecting-wall is equipped with third shackle plate, the 4th shackle plate, is connected between third shackle plate and the 4th shackle plate by connecting rod；Adjusting rod is equipped between second shackle plate and the 4th shackle plate, adjusting rod includes hollow setting internal thread round steel pipe and therewith compatible two screw rods, second shackle plate is equipped with casing compatible with screw rod with the 4th shackle plate, screw rod one end is threadedly coupled with round steel pipe, the other end and casing connection；Round steel pipe is detachably connected with the first shackle plate, third shackle plate by reinforcing rod respectively, new and old ground-connecting-wall is reinforced using the device of the invention while new ground-connecting-wall excavates, guarantees the strength and stability of structure entirety, the configuration of the present invention is simple, effect is good, is suitble to promote the use of.
Description
Technical field
The invention belongs to foundation pit supporting construction technical field of construction, more particularly, to a kind of new and old ground-connecting-wall T-joint knot
Structure node and construction method.
Background technique
As China's economy constantly develops, urban underground space is quickly grown in recent years, and especially subway construction becomes
The effective measures of traffic pressure are alleviated in each big city, and the mating building in some undergrounds of subway is also more and more.In process of construction,
Often according to the actual situation or by various conditionalities, mating building cannot carry out simultaneously with subway construction, thus in deep basal pit
When supporting construction, there are problems that supporting when new and old foundation pit difference.When building similar engineering, by the conditions shadow such as construction site
Ring, how many designs use ground-connecting-wall pattern foundation pit supporting structure mode, ground-connecting-wall support technology China after decades of development, technology is
New ground-connecting-wall and existing ground-connecting-wall joint structure node way how are handled well under the premise of not constructing simultaneously through quite maturation
It is particularly important, therefore, study a kind of new ground-connecting-wall and the existing new ground-connecting-wall of ground-connecting-wall joint structure node guarantee with existing even
Stability between wall is current technical problems to be solved.
Summary of the invention
The present invention has made improvements in view of the above-mentioned problems of the prior art, i.e., the present invention provides a kind of new and old ground-connecting-wall fourth
Word joint structure node and construction method solve the technology that can not be combined closely between new ground-connecting-wall and existing ground-connecting-wall and ask
Topic, strengthens the structural stability between new ground-connecting-wall and existing ground-connecting-wall.
In order to solve the above technical problem, the present invention provides a kind of new and old ground-connecting-wall T-joint structure nodes, wherein institute
New ground-connecting-wall is stated equipped with the first shackle plate, the second shackle plate, passes through connection between first shackle plate and the second shackle plate
Bar connection；
The existing ground-connecting-wall is equipped with third shackle plate, the 4th shackle plate, the third shackle plate and the 4th shackle plate
Between pass through connecting rod connect；
Adjusting rod is equipped between second shackle plate and the 4th shackle plate, the adjusting rod includes hollow equipped with internal screw thread
Round steel pipe and compatible two screw rods therewith, second shackle plate be equipped with the 4th shackle plate and mutually fitted with the screw rod
The casing matched, described screw rod one end are threadedly coupled with the round steel pipe, and the other end is connect with described sleeve pipe；
The round steel pipe is detachably connected with the first shackle plate, third shackle plate by reinforcing rod respectively.
Preferably, first shackle plate, the second shackle plate, third shackle plate, the 4th shackle plate and ground-connecting-wall pass through swollen
Swollen bolt is fixedly connected.
Preferably, nut is fixed on the screw rod.
Preferably, it is equipped with fixing piece among the round steel pipe, the reinforcing rod is detachably connected with the fixing piece.
Preferably, first shackle plate, the second shackle plate, third shackle plate, the 4th shackle plate are located at sustained height.
The invention also discloses a kind of construction method, steps are as follows:
Step 1: in ground-connecting-wall digging process, the aperture on new ground-connecting-wall and existing ground-connecting-wall will be hung with expansion bolt
Otic placode is fixed on ground-connecting-wall, and connecting rod, reinforcing rod, casing, screw rod and round steel pipe are assembled into new and old ground-connecting-wall T-shaped and connect
Header structure node；
Step 2: screw rod is rotated using die nut, so that screw rod one end withstands in casing and keeps certain prestressing force.
Preferably, after step 2, with electric welding by shackle plate, connecting rod, reinforcing rod, casing, screw rod and round steel pipe
Junction is welded, the intensity of reinforcement structure entirety.
Preferably, the new and old ground-connecting-wall T-joint structure node of multiple groups is installed between new ground-connecting-wall and existing ground-connecting-wall.
Through the above technical solutions, by screw thread between round steel pipe and screw rod will be separately fixed at new ground-connecting-wall with it is existing
Shackle plate on ground-connecting-wall links together, and keeps certain prestressing force, and entire joint structure is welded into one by welding
Body, so that new ground-connecting-wall and existing ground-connecting-wall form an overall structure, globality, stability are reinforced.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of new and old ground-connecting-wall T-joint structure node of the embodiment of the present invention；
Fig. 2 is that a kind of adjusting rod of new and old ground-connecting-wall T-joint structure node of the embodiment of the present invention is connect with shackle plate
Structural schematic diagram；
Fig. 3 is a kind of top view of the shackle plate of new and old ground-connecting-wall T-joint structure node of the embodiment of the present invention；
In figure:
10, existing ground-connecting-wall 11, third shackle plate 12, the 4th shackle plate
20, new ground-connecting-wall 21, the first shackle plate 22, the second shackle plate
3, connecting rod 40, adjusting rod 41, round steel pipe
42, screw rod 43, casing 44, nut
5, reinforcing rod 6, expansion bolt
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description.Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" 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.
As shown in Figure 1 to Figure 3, the present invention provides a kind of new and old ground-connecting-wall T-joint structure node, including new ground-connecting-wall
20 and existing ground-connecting-wall 10, wherein 20 are fixed with the first shackle plate 21, the second shackle plate 22, the first lifting lug on new ground-connecting-wall
It is connected between plate 21 and the second shackle plate 22 by connecting rod 3；
Existing ground-connecting-wall 10 is equipped with third shackle plate 11, the 4th shackle plate 12, third shackle plate 11 and the 4th shackle plate
It is connected between 12 by connecting rod 3；
Adjusting rod 40 is equipped between second shackle plate 22 and the 4th shackle plate 12, adjusting rod 40 includes hollow equipped with internal screw thread
Round steel pipe 41 and compatible two screw rods 42, two screw rods 42 are threadedly coupled with the both ends of round steel pipe 41 respectively therewith,
Two shackle plates 22 are equipped with casing 43 compatible with screw rod 42 with the 4th shackle plate 12, and the other end of screw rod 42 gos deep into casing 43
It is interior and withstand on 43 interior bottom portion of casing；
Round steel pipe 41 is detachably connected with the first shackle plate 21, third shackle plate 11 by reinforcing rod 5 respectively.
A kind of preferred scheme, the first shackle plate 21, the second shackle plate 22, third shackle plate 11, the 4th shackle plate 12 with
Ground-connecting-wall is fixedly connected by expansion bolt 6.
A kind of preferred scheme is fixed with nut 44, further preferred scheme on screw rod 42, and nut 44 is welded on screw rod
On 42.
A kind of preferred scheme is equipped with fixing piece among round steel pipe 41, and reinforcing rod 5 is detachably connected with the fixing piece,
Preferably, fixing piece is the fixing piece by through-hole, is bolted with reinforcing rod；Preferably, between fixing piece and reinforcing rod 5
It is connected by pin key；Preferably, it is connected by a snap between fixing piece and reinforcing rod 5.It should be noted that being detachably connected not
It is only limited to be bolted, pin key connection and snap connection, other forms can realize that the connection structure of dismantling connection is also this hair
The range of bright protection, wherein be bolted, pin key connection and structure type those skilled in the art for snapping connection can be to it
Specific structure understanding is clear, and the present invention is not specifically described it.
A kind of preferred scheme, the first shackle plate 21, the second shackle plate 22, third shackle plate 11, the 4th shackle plate 12
In sustained height.
The invention also discloses a kind of construction methods, comprising steps of
Step 1: in ground-connecting-wall digging process, expansion bolt is used in the aperture on new ground-connecting-wall 20 and existing ground-connecting-wall 10
6 are fixed on shackle plate on ground-connecting-wall, connecting rod 3, reinforcing rod 5, casing 43, screw rod 42 and round steel pipe 41 are assembled into new and old
Ground-connecting-wall T-joint structure node；
Step 2: screw rod 42 is rotated using die nut, so that 42 one end of screw rod withstands in casing 43 and keeps centainly
Prestressing force.
Preferred a kind of scheme, after step 2, with electric welding by shackle plate, connecting rod 3, reinforcing rod 5, casing 43, screw rod
42 and the junction of round steel pipe 41 welded, the intensity of reinforcement structure entirety.
A kind of preferred scheme, installs the new and old ground-connecting-wall T-joint of multiple groups between new ground-connecting-wall 20 and existing ground-connecting-wall 10
Structure node.Preferably, the every excavation certain depth of new ground-connecting-wall installs one group of new and old ground-connecting-wall T-joint structure node.
Through the above technical solutions, new ground-connecting-wall 20 will be separately fixed at by the screw thread between round steel pipe 41 and screw rod 42
Shackle plate on existing ground-connecting-wall 10 links together, and keeps certain prestressing force, further by welding whole knot
Structure is integrally welded, so that new ground-connecting-wall and existing ground-connecting-wall form an overall structure, globality, stability are added
By force, the configuration of the present invention is simple, at low cost, the effect played is fine, is suitble to promote the use of.
Claims (8)
1. a kind of new and old ground-connecting-wall T-joint structure node, including new ground-connecting-wall and existing ground-connecting-wall, which is characterized in that described
New ground-connecting-wall is equipped with the first shackle plate, the second shackle plate, passes through connecting rod between first shackle plate and the second shackle plate
Connection；
The existing ground-connecting-wall is equipped with third shackle plate, the 4th shackle plate, between the third shackle plate and the 4th shackle plate
It is connected by connecting rod；
Adjusting rod is equipped between second shackle plate and the 4th shackle plate, the adjusting rod includes that the hollow internal thread that sets is justified
Steel pipe and therewith compatible two screw rods, second shackle plate are equipped with compatible with the screw rod with the 4th shackle plate
Casing, described screw rod one end are threadedly coupled with the round steel pipe, and the other end is connect with described sleeve pipe；
The round steel pipe is detachably connected with the first shackle plate, third shackle plate by reinforcing rod respectively.
2. a kind of new and old ground-connecting-wall T-joint structure node according to claim 1, which is characterized in that described first hangs
Otic placode, the second shackle plate, third shackle plate, the 4th shackle plate are fixedly connected with ground-connecting-wall by expansion bolt.
3. a kind of new and old ground-connecting-wall T-joint structure node according to claim 1, which is characterized in that on the screw rod
It is fixed with nut.
4. a kind of new and old ground-connecting-wall T-joint structure node according to claim 1, which is characterized in that the round steel pipe
Centre is equipped with fixing piece, and the reinforcing rod is detachably connected with the fixing piece.
5. a kind of new and old ground-connecting-wall T-joint structure node according to claim 1, which is characterized in that described first hangs
Otic placode, the second shackle plate, third shackle plate, the 4th shackle plate are located at sustained height.
6. a kind of use a kind of new and old ground-connecting-wall T-joint structure node described in any one of claim 1 to 5 claim
Construction method, which is characterized in that comprising steps of
Step 1: in ground-connecting-wall digging process, the aperture on new ground-connecting-wall and existing ground-connecting-wall, with expansion bolt by shackle plate
It is fixed on ground-connecting-wall, connecting rod, reinforcing rod, casing, screw rod and round steel pipe is assembled into new and old ground-connecting-wall T-joint knot
Structure node；
Step 2: screw rod is rotated using die nut, so that screw rod one end withstands in casing and keeps certain prestressing force.
7. construction method according to claim 6, which is characterized in that after step 2, with electric welding by shackle plate, connection
Bar, reinforcing rod, casing, screw rod and round steel pipe junction welded, the intensity of reinforcement structure entirety.
8. construction method according to claim 6, which is characterized in that install multiple groups between new ground-connecting-wall and existing ground-connecting-wall
New and old ground-connecting-wall T-joint structure node.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910627600.3A CN110258508B (en) | 2019-07-12 | 2019-07-12 | T-joint structural joint of new and old diaphragm wall and construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910627600.3A CN110258508B (en) | 2019-07-12 | 2019-07-12 | T-joint structural joint of new and old diaphragm wall and construction method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110258508A true CN110258508A (en) | 2019-09-20 |
| CN110258508B CN110258508B (en) | 2024-07-02 |
Family
ID=67925780
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910627600.3A Active CN110258508B (en) | 2019-07-12 | 2019-07-12 | T-joint structural joint of new and old diaphragm wall and construction method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110258508B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006112030A (en) * | 2004-10-12 | 2006-04-27 | Taisei Corp | Diaphragm wall |
| KR20110124852A (en) * | 2010-05-12 | 2011-11-18 | (주)신평 | Earth anchor |
| CN103437366A (en) * | 2013-08-19 | 2013-12-11 | 浙江博雷重型机床制造有限公司 | Prestress loading device connecting part |
| KR20140063339A (en) * | 2012-11-16 | 2014-05-27 | 청원화학 주식회사 | Shear anchor for joing new and old concrete and method for joining new and old concrete |
| CN104294828A (en) * | 2014-10-29 | 2015-01-21 | 浙江博雷重型机床制造有限公司 | Supporting structure of foundation pit |
| CN206607594U (en) * | 2017-03-22 | 2017-11-03 | 江西工业工程职业技术学院 | The structure with oblique member of construction |
| 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 |
| CN207597398U (en) * | 2017-11-04 | 2018-07-10 | 广州金辉建设集团有限公司 | Foundation pit supporting construction |
| CN109056744A (en) * | 2018-09-03 | 2018-12-21 | 东华理工大学 | A kind of the fixation device and its application method of building foundation pit supporting mechanism |
| CN210459181U (en) * | 2019-07-12 | 2020-05-05 | 中冶天工集团有限公司 | New and old ground is wall T joint design node even |
-
2019
- 2019-07-12 CN CN201910627600.3A patent/CN110258508B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006112030A (en) * | 2004-10-12 | 2006-04-27 | Taisei Corp | Diaphragm wall |
| KR20110124852A (en) * | 2010-05-12 | 2011-11-18 | (주)신평 | Earth anchor |
| KR20140063339A (en) * | 2012-11-16 | 2014-05-27 | 청원화학 주식회사 | Shear anchor for joing new and old concrete and method for joining new and old concrete |
| CN103437366A (en) * | 2013-08-19 | 2013-12-11 | 浙江博雷重型机床制造有限公司 | Prestress loading device connecting part |
| CN104294828A (en) * | 2014-10-29 | 2015-01-21 | 浙江博雷重型机床制造有限公司 | Supporting structure of foundation pit |
| CN206607594U (en) * | 2017-03-22 | 2017-11-03 | 江西工业工程职业技术学院 | The structure with oblique member of construction |
| 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 |
| CN207597398U (en) * | 2017-11-04 | 2018-07-10 | 广州金辉建设集团有限公司 | Foundation pit supporting construction |
| CN109056744A (en) * | 2018-09-03 | 2018-12-21 | 东华理工大学 | A kind of the fixation device and its application method of building foundation pit supporting mechanism |
| CN210459181U (en) * | 2019-07-12 | 2020-05-05 | 中冶天工集团有限公司 | New and old ground is wall T joint design node even |
Non-Patent Citations (1)
| Title |
|---|
| 吴碧桥;: "地下连续墙围护壁结构地下室工程综合施工技术", 建筑技术, no. 12, pages 908 - 911 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110258508B (en) | 2024-07-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110004832B (en) | Large-span cantilever truss type bent cap bracket system and construction method | |
| CN108412128A (en) | A kind of connection structure of steel core concrete column | |
| CN209369031U (en) | A kind of assembled steel reinforced concrete frame node attachment device | |
| CN205421912U (en) | Dish knot formula supports support body double flute steel joist and plays secondary support body system | |
| CN106703292A (en) | Prefabricated concrete column of assembly strip steel connector and construction method thereof | |
| CN108035241A (en) | Assembled steel-concrete composite bridge and construction process thereof | |
| CN110258508A (en) | A kind of new and old ground-connecting-wall T-joint structure node and construction method | |
| CN219261047U (en) | Retractable manual hole digging pile assembly type retaining wall supporting structure | |
| CN210066504U (en) | Large-span cantilever truss type bent cap support system | |
| CN210459181U (en) | New and old ground is wall T joint design node even | |
| CN207620109U (en) | A kind of assembled steel reinforced concrete frame dry type connecting node | |
| CN217028931U (en) | Steel pipe concrete support assembly | |
| CN206599917U (en) | A kind of precast concrete column of assembled with steel fastener | |
| CN212835355U (en) | Steel structure of concrete pipe pile body | |
| CN212104034U (en) | Prefabricated combined underground continuous wall | |
| CN212026270U (en) | Foundation ditch assembled H shaped steel braced system | |
| CN110439108B (en) | Super high-rise building core tube beam column structure and construction method thereof | |
| CN215330942U (en) | Variable cross-section steel pipe forked support column | |
| CN110847056A (en) | Cantilever pull rod assembly type triangular bracket and construction method thereof | |
| CN211200926U (en) | Barrel-shaped PC component with hole | |
| CN220725365U (en) | Simple connector for section steel concrete beam and concrete column | |
| CN220376210U (en) | Auxiliary device for tower crane wall attachment | |
| CN204940523U (en) | A kind of curved surface net frame four crutch mounting structure | |
| CN214459549U (en) | Steel-concrete combined bridge | |
| CN215563394U (en) | Symmetrical multi-stay-cable intersection upper node of large-span cable-stayed structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant |