CN109024870A - The connection structure and its construction method of assembled underground structure vertical member - Google Patents
The connection structure and its construction method of assembled underground structure vertical member Download PDFInfo
- Publication number
- CN109024870A CN109024870A CN201810705735.2A CN201810705735A CN109024870A CN 109024870 A CN109024870 A CN 109024870A CN 201810705735 A CN201810705735 A CN 201810705735A CN 109024870 A CN109024870 A CN 109024870A
- Authority
- CN
- China
- Prior art keywords
- sleeve
- lower side
- reinforcing bar
- side member
- upside
- 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.)
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/0007—Base structures; Cellars
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/02—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against ground humidity or ground water
Abstract
The invention discloses a kind of connection structures of assembled underground structure vertical member, upper member and lower side member including mutual joggle, several sleeves are equipped in the lower side member and close to seam crossing, upside reinforcing bar is equipped in the upper member and at each sleeve relative position, one end of the upside reinforcing bar is protruded into sleeve.The connection structure of upside reinforcing bar insertion sleeve is combined with both tongue-and-groove connection structures in the present invention, solves the finiteness of simple groove joint structural bearing；It avoids the secondary of concrete simultaneously to pour, while shortening the construction period, reduces the pollution to environment.
Description
Technical field
The present invention relates to the connection structures of the fabricated construction component of field of civil engineering more particularly to assembled underground to tie
The connection structure and its construction method of structure vertical member.
Background technique
Underground station is built in the form of " playing with building blocks " in assembled underground station: with traditional cast-type underground station
It compares, assembled underground station beam, column, side wall, top plate etc. are prefabricated components, and each component is assembled by work progress.
Production efficiency is not only increased, and ensure that the construction quality of concrete；The use of Site Template can be reduced simultaneously, effectively
Save construction building materials and labour demand；Further, since element precast, site operation is mostly assembly process, shortens construction work
Phase reduces noise pollution and environmental pollution.Prefabricated assembled underground station construction technology is to solve to deposit in existing subway work
Problems provide effective ways, gradually more and more applied, the following underground station knot will be become
The important trend of structure development.
The connector position most weak as assembled station structure, mechanical property largely restrict station knot
Bearing capacity, waterproof performance, anti-seismic performance or even the overall stability of structure.Assembled underground station is by surrounding soil pressure masterpiece
With the stress of component and connector is complicated, and joint area stress concentration phenomenon exacerbates the complexity of its stress.Existing domestic project
It the vertical member of example or is connected using concave-convex tongue-and-groove, filling-modified epoxy resin is used for waterproof between tongue-and-groove；?
Using straight screw sleeve connection, concrete uses the secondary form poured between node.The stress performance of tongue-and-groove connection has certain
Limitation, the filling-modified epoxy resin of seam crossing is able to satisfy waterproof requirement in the northern area of China, but regional in south China
Precipitation is larger, and waterproof performance need to be investigated；And reinforced bar sleeve adds the mode that concrete secondary pours, in addition to reinforcing bar positions
Difficulty other than, the secondary of concrete pours the problems such as will also result in claim for eot and environmental pollution.
Therefore the urgent need to resolve above problem.
Summary of the invention
Goal of the invention: the first object of the present invention, which is to provide one kind, can solve when simple joggle that bearing capacity is weak, keep away simultaneously
Exempt from the connection structure of the secondary assembled underground structure vertical member for pouring and shortening the construction period.
Another goal of the invention of the invention is to provide the construction of the connection structure of the assembled underground structure vertical member
Method.
Technical solution: in order to achieve the above object, a kind of connection of assembled underground structure vertical member of the present invention
Structure, upper member and lower side member including mutual joggle, the lower side member is interior and is equipped with several sleeves close to seam crossing,
Upside reinforcing bar is equipped in the upper member and at each sleeve relative position, one end of the upside reinforcing bar is protruded into sleeve.
Wherein, the downside reinforcing bar being fixedly connected with sleeve is embedded in the lower side member.
Preferably, the head and the tail both ends of the sleeve offer grout hole and gas vent respectively, and slurry is filled in sleeve.
Furthermore the sleeve lining is equipped with several shear keies.
Preferably, waterstop is equipped on the inside of the seam crossing of the upper member and lower side member.
Further, modified epoxy is filled in the seam crossing of the upper member and lower side member.
A kind of construction method of the connection structure based on assembled underground structure vertical member of the present invention, including walk as follows
It is rapid:
(1), prefabricated upper member and lower side member to be connected, pre-buried upside reinforcing bar in upper member, the upside reinforcing bar
It stretches out, the downside reinforcing bar that sleeve is embedded in lower side member and is fixedly connected with the sleeve, and prepares for out of upper member
The support device of fixed upper component；
(2), lower side member is lifted, and installs fixation；
(3), upper member is lifted, and after upside reinforcing bar is inserted into sleeve, is installed upper member support device, is used for
Fixed upper component；
(4), slurry is filled into sleeve, after slurry reaches intensity requirement, the filling-modified epoxy resin in seam crossing,
After the slurry in sleeve and after modified epoxy reaches requirement, the support device of upper member is removed, and in upper member
Waterstop is equipped with the seam crossing inside of lower side member.
The utility model has the advantages that compared with prior art, the present invention has following remarkable advantage:
(1) connection structure of upside reinforcing bar insertion sleeve is combined in the present invention with both tongue-and-groove connection structures, is solved
The finiteness of simple groove joint structural bearing；It avoids the secondary of concrete simultaneously to pour, while shortening the construction period, reduce
Pollution to environment；
(1) pass through the embedded sleeve barrel in lower side member, the embedded bar progress of sleeve side and lower side member in the present invention
Mechanical connection, other side insertion upside reinforcing bar, sleeve inner are filled with slurry, pass through the shear key and upside reinforcing bar of barrel bore
Slurry occlusion and rubbing action between surface pattern carry out power transmission, ensure that the power transmission validity of upside reinforcing bar；
(3) seam crossing filling-modified epoxy resin of the present invention in joggle, upper and lower side member inside setting waterstop, and
Underground engineering can all be provided with outer waterproofing layer, ensure that more precipitation areas in south China, the waterproof reliability of underground structure；
(4) the device of the invention simple structure, construction method are reasonable, easy to operate, securely and reliably, economic and practical, are suitble to
It installs at the construction field (site), it is easy to promote and utilize.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is side view of the invention；
Fig. 3 is the connection schematic diagram of middle sleeve of the present invention and upside reinforcing bar.
Specific embodiment
Technical solution of the present invention is described further with reference to the accompanying drawing.
As depicted in figs. 1 and 2, a kind of connection structure of assembled underground structure vertical member of the present invention includes upper member
1 and lower side member 2, wherein the seam crossing of upper member 1 and lower side member 2 is concaveconvex structure, upper member 1 and lower side member 2
Modified epoxy is filled in the seam crossing of mutual joggle, upper member 1 and lower side member 2.
Several uniformly distributed sleeves 3 are equipped in lower side member 2 of the invention and close to seam crossing, it is pre-buried in lower side member 2
There is the downside reinforcing bar 5 being fixedly connected with sleeve 3.Upside reinforcing bar 4 is equipped in upper member 1 and at each 3 relative position of sleeve,
The upside reinforcing bar (protrude into sleeve 3 by 4 one end.The head and the tail both ends of sleeve 3 of the invention offer grout hole 6 and exhaust respectively
Hole 7, and slurry is filled in sleeve 3,3 inner wall of sleeve is equipped with several shear keies 8.By in lower side member in the present invention
The embedded bar of embedded sleeve barrel, sleeve side and lower side member is mechanically connected, other side insertion upside reinforcing bar, sleeve inner
Filled with slurry, pass through the slurry occlusion and rubbing action progress between the shear key and upside rebar surface lines of barrel bore
Power transmission ensure that the power transmission validity of upside reinforcing bar.
Waterstop 9 is equipped on the inside of the seam crossing of upper member 1 and lower side member 2 of the invention, usually optional rubber stops
Water band, because rubber fastening band has taken into account preferable deformability while with good waterproof performance.It is upper and lower in the present invention
The outside of side member is closely to descend engineering soil layer side, and inside is the opposite side of underground engineering soil layer, i.e. the right side in Fig. 1
Side.For the present invention in the filling-modified epoxy resin of seam crossing of joggle, waterstop, and underground engineering is arranged in upper and lower side member inside
It will be provided with outer waterproofing layer, ensure that more precipitation areas in south China, the waterproof reliability of underground structure.
A kind of construction method of the connection structure based on assembled underground structure vertical member of the present invention, including walk as follows
It is rapid:
(1), prefabricated upper member 1 and lower side member 2 to be connected, pre-buried upside reinforcing bar 4 in upper member 1, the upside
Reinforcing bar 4 is stretched out out of upper member 1, the downside reinforcing bar 5 that sleeve 3 is embedded in lower side member 2 and is fixedly connected with the sleeve 3,
And prepare for the support device of fixed upper component 1；Steel production can be used in support device of the invention, for protecting upside
The maintenance of injecting paste material, may be reused in the erection of component and seam, sleeve；
(2), lower side member 2 is lifted, and installs fixation；
(3), upper member 1 is lifted, and after upside reinforcing bar 4 is inserted into sleeve 3, installs upper member support device,
For fixed upper component 1；
(4), slurry is filled into sleeve 3, after slurry reaches intensity requirement, the filling-modified asphalt mixtures modified by epoxy resin in seam crossing
Rouge removes the support device of upper member, and in upside structure after the slurry in sleeve and after modified epoxy reaches requirement
Waterstop 9 is equipped on the inside of part 1 and the seam crossing of lower side member 2.
The connection structure of upside reinforcing bar insertion sleeve is combined with both tongue-and-groove connection structures in the present invention, solves list
The finiteness of pure groove joint structural bearing；It avoids the secondary of concrete simultaneously and pours, while shortening the construction period, reduce pair
The pollution of environment.
Claims (7)
1. a kind of connection structure of assembled underground structure vertical member, it is characterised in that: the upper member including mutual joggle
(1) and lower side member (2), the interior and close seam crossing of the lower side member (2) are equipped with several sleeves (3), the upper member (1)
Upside reinforcing bar (4) are equipped at interior and each sleeve (3) relative position, one end of the upside reinforcing bar (4) is protruded into sleeve (3).
2. the connection structure of assembled underground structure vertical member according to claim 1, it is characterised in that: the downside
The downside reinforcing bar (5) being fixedly connected with sleeve (3) is embedded in component (2).
3. the connection structure of assembled underground structure vertical member according to claim 1, it is characterised in that: the sleeve
(3) head and the tail both ends offer grout hole (6) and gas vent (7) respectively, and slurry is filled in sleeve (3).
4. the connection structure of assembled underground structure vertical member according to claim 1, it is characterised in that: the sleeve
(3) inner wall is equipped with several shear keies (8).
5. the connection structure of assembled underground structure vertical member according to claim 1, it is characterised in that: the upside
Waterstop (9) are equipped on the inside of component (1) and the seam crossing of lower side member (2).
6. the connection structure of assembled underground structure vertical member according to claim 1, it is characterised in that: the upside
Modified epoxy is filled in component (1) and the seam crossing of lower side member (2).
7. a kind of construction party of the connection structure based on any assembled underground structure vertical member of claim 1 to 6
Method, which comprises the steps of:
(1), prefabricated upper member (1) and lower side member (2) to be connected, pre-buried upside reinforcing bar (4) in upper member (1) should
Upside reinforcing bar (4) is stretched out out of upper member (1), and sleeve (3) is embedded in lower side member (2) and fixes company with the sleeve (3)
The downside reinforcing bar (5) connect, and prepare for the support device of fixed upper component (1)；
(2), lower side member (2) is lifted, and installs fixation；
(3), upper member (1) is lifted, after in upside reinforcing bar (4) insertion sleeve (3), installation upper member support dress
It sets, is used for fixed upper component (1)；
(4), slurry is filled into sleeve (3), after slurry reaches intensity requirement, the filling-modified epoxy resin in seam crossing,
After the slurry in sleeve and after modified epoxy reaches requirement, the support device of upper member is removed, and in upper member
(1) and on the inside of the seam crossing of lower side member (2) waterstop (9) are equipped with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810705735.2A CN109024870A (en) | 2018-07-02 | 2018-07-02 | The connection structure and its construction method of assembled underground structure vertical member |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810705735.2A CN109024870A (en) | 2018-07-02 | 2018-07-02 | The connection structure and its construction method of assembled underground structure vertical member |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109024870A true CN109024870A (en) | 2018-12-18 |
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ID=65522061
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810705735.2A Pending CN109024870A (en) | 2018-07-02 | 2018-07-02 | The connection structure and its construction method of assembled underground structure vertical member |
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| Country | Link |
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| CN (1) | CN109024870A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110021905A (en) * | 2019-03-21 | 2019-07-16 | 中国电力科学研究院有限公司 | A kind of prefabricated assembled high-tension cable tunnel |
| CN111236442A (en) * | 2020-01-16 | 2020-06-05 | 江苏旺材科技有限公司 | Assembly type prefabricated part connecting structure and construction method thereof |
| CN111231100A (en) * | 2020-01-20 | 2020-06-05 | 江苏博森建筑设计有限公司 | Grouting groove type connecting structure for prefabricated column and grouting groove forming die |
| CN111877543A (en) * | 2020-08-04 | 2020-11-03 | 中建钢构江苏有限公司 | Butt joint structure and butt joint method for two plates with different thicknesses |
| CN114198118A (en) * | 2021-12-25 | 2022-03-18 | 中铁工程装备集团有限公司 | Underground engineering node processing structure and construction method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106284645A (en) * | 2016-09-22 | 2017-01-04 | 中铁六局集团有限公司 | The prefabricated side wall in a kind of subway station and base foundation grouting connection construction method |
| CN108035493A (en) * | 2018-01-31 | 2018-05-15 | 合肥建工集团有限公司 | A kind of antidetonation assembles half grout sleeve of self-locking |
-
2018
- 2018-07-02 CN CN201810705735.2A patent/CN109024870A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106284645A (en) * | 2016-09-22 | 2017-01-04 | 中铁六局集团有限公司 | The prefabricated side wall in a kind of subway station and base foundation grouting connection construction method |
| CN108035493A (en) * | 2018-01-31 | 2018-05-15 | 合肥建工集团有限公司 | A kind of antidetonation assembles half grout sleeve of self-locking |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110021905A (en) * | 2019-03-21 | 2019-07-16 | 中国电力科学研究院有限公司 | A kind of prefabricated assembled high-tension cable tunnel |
| CN111236442A (en) * | 2020-01-16 | 2020-06-05 | 江苏旺材科技有限公司 | Assembly type prefabricated part connecting structure and construction method thereof |
| CN111236442B (en) * | 2020-01-16 | 2021-04-02 | 江苏旺材科技有限公司 | Assembly type prefabricated part connecting structure and construction method thereof |
| CN111231100A (en) * | 2020-01-20 | 2020-06-05 | 江苏博森建筑设计有限公司 | Grouting groove type connecting structure for prefabricated column and grouting groove forming die |
| CN111231100B (en) * | 2020-01-20 | 2022-05-20 | 江苏博森建筑设计有限公司 | Grouting groove type connecting structure for prefabricated column and grouting groove forming die |
| CN111877543A (en) * | 2020-08-04 | 2020-11-03 | 中建钢构江苏有限公司 | Butt joint structure and butt joint method for two plates with different thicknesses |
| CN111877543B (en) * | 2020-08-04 | 2022-05-24 | 中建钢构江苏有限公司 | Butt joint structure and butt joint method for two plates with different thicknesses |
| CN114198118A (en) * | 2021-12-25 | 2022-03-18 | 中铁工程装备集团有限公司 | Underground engineering node processing structure and construction method thereof |
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Application publication date: 20181218 |