CN110284521A - It is a kind of using the tunnel structure and installation method that pour connector after ultra-high performance concrete - Google Patents
It is a kind of using the tunnel structure and installation method that pour connector after ultra-high performance concrete Download PDFInfo
- Publication number
- CN110284521A CN110284521A CN201910702923.4A CN201910702923A CN110284521A CN 110284521 A CN110284521 A CN 110284521A CN 201910702923 A CN201910702923 A CN 201910702923A CN 110284521 A CN110284521 A CN 110284521A
- Authority
- CN
- China
- Prior art keywords
- ultra
- high performance
- concrete
- connector
- performance concrete
- 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.)
- Pending
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/045—Underground structures, e.g. tunnels or galleries, built in the open air or by methods involving disturbance of the ground surface all along the location line; Methods of making them
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/16—Arrangement or construction of joints in foundation structures
Abstract
The invention belongs to open trench tunnel engineering field, it is related to a kind of pouring connector, precast slab mounting assist member using the tunnel structure and installation method that pour connector after ultra-high performance concrete, including after precast concrete plate, ultra-high performance concrete；The precast concrete plate is equipped at least two, and connector is poured after the ultra-high performance concrete for connecting adjacent precast concrete plate；The precast slab mounting assist member is removably disposed in adjacent precast slab on piece, for fixing adjacent precast concrete plate；Dependence present invention reduces fabricated construction to equipment special, be conducive to sufficiently be conducive to existing engineering equipment, it improves the general applicability of fabricated construction, reduce popularization and application difficulty, be conducive to make up that construction process existing for traditional prefbricated tunnel lining structure is many and diverse, quality assurance is difficult, big deficiency is measured in operation maintenance.
Description
Technical field
The invention belongs to open trench tunnel engineering fields, are related to a kind of using the tunnel knot for pouring connector after ultra-high performance concrete
Structure and installation method.
Background technique
The important function that tunnel structure has reduction route distance, improves line style condition.However, big by construction site place
The limitation of the objective factors such as small, operating personnel, curing condition, cast-in-place concrete quality is irregular, is that tunnel structure is century-old big
Meter buries security risk, and prefbricated tunnel lining structure has the advantages that factory's batch production, live quick spicing forming type, procedure,
The operation mode of equipmentization is conducive to improve quality, reduces cost, becomes country and greatly develops direction.
Conventional concrete prefbricated tunnel lining joint form mainly has bolt connecting type connector and rear pouring concrete joint type two
Kind form.It for being bolted, is linked together between different plates by fastening bolt, not formed physical connection, connector between plate
Infiltration, bolt corrosion outstanding problem, operation maintenance work amount are big；Normal concrete connector is poured according to after, then it need to be in connector portions
A large amount of overlap joint reinforcing bars are laid in position, to guarantee the good transmission force property of successive pouring concrete, after pour that process is more, pours difficulty greatly, quality
It is difficult to ensure.
With the rapid development of materials industry, ultra-high performance concrete material property is rapidly promoted, with Ultra-high
Performance Concrete (UHPC) is that the high-performance concrete material of representative has both high intensity, lower shrinkage, easily conserves
Outstanding mechanical property, but this kind of material is not applied in assembled open trench tunnel structure.
Summary of the invention
In view of this, the purpose of the present invention is to provide a kind of using the tunnel structure for pouring connector after ultra-high performance concrete
And installation method, using the architectural characteristic of ultra-high performance concrete itself, to improve the stability of assembled open trench tunnel structure,
It is reduced using difficulty.
In order to achieve the above objectives, the invention provides the following technical scheme:
It is a kind of using the tunnel structure for pouring connector after ultra-high performance concrete, including precast concrete plate, very-high performance
Connector, precast slab mounting assist member are poured after concrete；The precast concrete plate is equipped at least two, the superelevation
Connector can be poured for connecting adjacent precast concrete plate after concrete；The precast slab mounting assist member is removably
Adjacent precast slab on piece is set, for fixing adjacent precast concrete plate.
Optionally, the seam between adjacent precast concrete plate connects in vertically convenient for pouring after ultra-high performance concrete
Head flows certainly.
Optionally, precast concrete plate is made of armored concrete.
Optionally, the joint gap between adjacent precast concrete plate is w, 5d≤w≤15d；D is the maximum of reinforcing bar
Diameter.
Optionally, the seam between adjacent precast concrete plate has certain slope angle, angle a, and 5 °≤a≤15 °,
Convenient for pouring the closely knit from flowing of connector after ultra-high performance concrete.
Optionally, it gravys with meat or vegetables poured over rice or noodles after the ultra-high performance concrete using ultra-high performance concrete material UHPC.
Optionally, it is equipped with screw hole on precast concrete plate and precast slab mounting assist member, precast slab is auxiliary
Installation component is helped to be connected by bolt with precast concrete plate.
Optionally, adjacent precast concrete plate is arranged in parallel or is arranged vertically.
Optionally, arrangement in a certain angle between adjacent precast concrete plate.
A kind of installation method using the tunnel structure for pouring connector after ultra-high performance concrete uses superelevation using above-mentioned
The tunnel structure of connector is poured after energy concrete, comprising the following steps: installation precast concrete plate；In adjacent precast concrete
It is tamped in the gap of plate using ultra-high performance concrete, pours connector after forming ultra-high performance concrete；It is auxiliary using precast slab
Installation component is helped to connect adjacent precast concrete plate；After ultra-high performance concrete intensity is up to standard, precast slab auxiliary is removed
Installation component.
The beneficial effects of the present invention are:
The present invention is when carrying out precast concrete plate and dividing, without sticking to existing structure built by opencut method or so piecemeal, up and down
The plate zoned format of piecemeal, rectangle section of jurisdiction, which is divided, carries out muti-piece in combination with the mechanized equipments sizes such as transport, lifting, load carrying behaviour
It divides, to reduce dependence of the fabricated construction to equipment special, is conducive to sufficiently be conducive to existing engineering equipment, improves dress
General applicability with formula structure reduces popularization and application difficulty, is conducive to make up existing for traditional prefbricated tunnel lining structure and apply
Work process is many and diverse, quality assurance is difficult, big deficiency is measured in operation maintenance.
Other advantages, target and feature of the invention will be illustrated in the following description to a certain extent, and
And to a certain extent, based on will be apparent to those skilled in the art to investigating hereafter, Huo Zheke
To be instructed from the practice of the present invention.Target of the invention and other advantages can be realized by following specification and
It obtains.
Detailed description of the invention
To make the objectives, technical solutions, and advantages of the present invention clearer, the present invention is made below in conjunction with attached drawing excellent
The detailed description of choosing, in which:
Fig. 1 is overall structure diagram of the invention；
Fig. 2 is the first assembling form of precast concrete plate of the invention；
Fig. 3 is second of assembling form of precast concrete plate of the invention；
Fig. 4 is the third assembling form of precast concrete plate of the invention.
Fig. 5 is overall structure side view of the invention.
Specific embodiment
Illustrate embodiments of the present invention below by way of specific specific example, those skilled in the art can be by this specification
Other advantages and efficacy of the present invention can be easily understood for disclosed content.The present invention can also pass through in addition different specific realities
The mode of applying is embodied or practiced, the various details in this specification can also based on different viewpoints and application, without departing from
Various modifications or alterations are carried out under spirit of the invention.It should be noted that diagram provided in following embodiment is only to show
Meaning mode illustrates basic conception of the invention, and in the absence of conflict, the feature in following embodiment and embodiment can phase
Mutually combination.
Wherein, the drawings are for illustrative purposes only and are merely schematic diagrams, rather than pictorial diagram, should not be understood as to this
The limitation of invention；Embodiment in order to better illustrate the present invention, the certain components of attached drawing have omission, zoom in or out, not
Represent the size of actual product；It will be understood by those skilled in the art that certain known features and its explanation may be omitted and be in attached drawing
It is understood that.
The same or similar label correspond to the same or similar components in the attached drawing of the embodiment of the present invention；It is retouched in of the invention
In stating, it is to be understood that if there is the orientation or positional relationship of the instructions such as term " on ", "lower", "left", "right", "front", "rear"
To be based on the orientation or positional relationship shown in the drawings, be merely for convenience of description of the present invention and simplification of the description, rather than indicate or
It implies that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore is described in attached drawing
The term of positional relationship only for illustration, is not considered as limiting the invention, for the ordinary skill of this field
For personnel, the concrete meaning of above-mentioned term can be understood as the case may be.
Fig. 1-Fig. 5 is please referred to, the element numbers in attached drawing respectively indicate: precast concrete plate 1, ultra-high performance concrete
After pour connector 2, precast slab mounting assist member 3, bolt 4.
The present invention relates to a kind of using the tunnel structure for pouring connector 2 after ultra-high performance concrete, including precast slab
Connector 2, precast slab mounting assist member 3 are poured after piece 1, ultra-high performance concrete；The precast concrete plate 1 is equipped at least
Two, connector 2 is poured after the ultra-high performance concrete for connecting adjacent precast concrete plate 1；The precast slab is auxiliary
Installation component 3 is helped to be removably disposed on adjacent precast concrete plate 1, for fixing adjacent precast concrete plate
1。
Optionally, the seam between adjacent precast concrete plate 1 connects in vertically convenient for pouring after ultra-high performance concrete
First 2 flowing certainly；Precast concrete plate 1 is made of armored concrete；Seam between adjacent precast concrete plate 1
Width is w, and 5d≤w≤15d, d are the maximum gauge of reinforcing bar；To guarantee connector ultra-high performance concrete and existing plate coagulation
Soil, the good simultaneously control joint width of plate bar splicing, pour ultra-high performance concrete dosage, cost are saved, after preventing after reduction
Pouring concrete contraction distortion causes crack；Seam between adjacent precast concrete plate 1 has certain slope angle, angle a,
5 °≤a≤15 °, convenient for poured after ultra-high performance concrete connector 2 from flowing, closely knit and to prevent excessive seam angle from causing prefabricated
1 shape of concrete plate is uneven, is unfavorable for preparation, transport；It is gravied with meat or vegetables poured over rice or noodles after the ultra-high performance concrete using very-high performance coagulation
Soil material UHPC；Screw hole, precast slab auxiliary are equipped on precast concrete plate 1 and precast slab mounting assist member 3
Installation component 3 is connected by bolt 4 with precast concrete plate 1；The adjacent parallel arrangement of precast concrete plate 1 or vertical cloth
It sets；Arrangement in a certain angle between adjacent precast concrete plate 1；It can shape according to precast concrete plate 1, position
Several precast slab mounting assist members 3 are arranged in difference, and the shape of different precast slab mounting assist members 3 can not also
Together.
For ultra-high performance concrete: refer mainly to be with Ultra-high Performance Concrete (UHPC)
For the ultra-high performance concrete material of representative.The far super common C40 concrete material of its material mechanical performance, as compression strength is
150~250MPa, flexural tensile strength are 30~40MPa, and the slump is 400~700mm, and new-old concrete adhesive strength is greater than
2.0MPa, anchorage length of steel bar about 5~8d.Ultra-high performance concrete material property is in French material standard " Concrete-
Ultra-high Performance Fiber-reinforced Concrete–Specifications,Performance
Production and Conformity " it has been described in (NF P18 470 (EN)).
The invention further relates to a kind of installation method using the tunnel structure for pouring connector 2 after ultra-high performance concrete, applications
It is above-mentioned using the tunnel structure for pouring connector 2 after ultra-high performance concrete, comprising the following steps: installation precast concrete plate 1；?
It is tamped in the gap of adjacent precast concrete plate 1 using ultra-high performance concrete, pours and connect after formation ultra-high performance concrete
First 2, it after the completion of the filling of last-cost joint ultra-high performance concrete, only needs to consolidate, without excessive vibration density, to prevent superelevation
Steel fibre component in energy concrete is sunk, and causes material property uneven；Phase is connected using precast slab mounting assist member 3
Adjacent precast concrete plate 1 in 1 manufacturing process of precast concrete plate, remains for the screw hole for installing bolt 4, hole depth palpus in advance
Meet 4 depth requirements of " Reinforcement Technology of Concrete Structure specification " (GB50367-2013) related anchor bolt；Very-high performance coagulation
After native intensity is up to standard, precast slab mounting assist member 3 is removed.Again with grouting material by the screw hole on precast concrete plate 1
It tamps.
Finally, it is stated that the above examples are only used to illustrate the technical scheme of the present invention and are not limiting, although referring to compared with
Good embodiment describes the invention in detail, those skilled in the art should understand that, it can be to skill of the invention
Art scheme is modified or replaced equivalently, and without departing from the objective and range of the technical program, should all be covered in the present invention
Scope of the claims in.
Claims (10)
1. a kind of using the tunnel structure for pouring connector after ultra-high performance concrete, it is characterised in that: including precast concrete plate,
Connector, precast slab mounting assist member are poured after ultra-high performance concrete；
The precast concrete plate is equipped at least two, and it is adjacent pre- for connecting that connector is poured after the ultra-high performance concrete
Concrete plate processed；The precast slab mounting assist member is removably disposed in adjacent precast slab on piece, uses
In the adjacent precast concrete plate of fixation.
2. as described in claim 1 using the tunnel structure for pouring connector after ultra-high performance concrete, it is characterised in that: adjacent
Precast concrete plate between seam in vertical, convenient for poured after ultra-high performance concrete connector from flowing.
3. as described in claim 1 using the tunnel structure for pouring connector after ultra-high performance concrete, it is characterised in that: prefabricated
Concrete plate is made of armored concrete.
4. as described in claim 3 using the tunnel structure for pouring connector after ultra-high performance concrete, it is characterised in that: adjacent
Precast concrete plate between joint gap be w, 5d≤w≤15d；D is the maximum gauge of reinforcing bar.
5. as described in claim 1 using the tunnel structure for pouring connector after ultra-high performance concrete, it is characterised in that: adjacent
Precast concrete plate between seam have certain slope angle, angle a, is convenient for ultra-high performance concrete by 5 °≤a≤15 °
The closely knit from flowing of connector is poured afterwards.
6. as described in claim 1 using the tunnel structure for pouring connector after ultra-high performance concrete, it is characterised in that: described
It is gravied with meat or vegetables poured over rice or noodles after ultra-high performance concrete using ultra-high performance concrete material UHPC.
7. as described in claim 1 using the tunnel structure for pouring connector after ultra-high performance concrete, it is characterised in that: prefabricated
Be equipped with screw hole on concrete plate and precast slab mounting assist member, precast slab mounting assist member by bolt with
Precast concrete plate is connected.
8. as described in claim 1 using the tunnel structure for pouring connector after ultra-high performance concrete, it is characterised in that: adjacent
Precast concrete plate parallel arrangement or be arranged vertically.
9. as described in claim 1 using the tunnel structure for pouring connector after ultra-high performance concrete, it is characterised in that: adjacent
Precast concrete plate between arrangement in a certain angle.
10. a kind of installation method using the tunnel structure for pouring connector after ultra-high performance concrete, using such as claim 1~9
Using the tunnel structure for pouring connector after ultra-high performance concrete described in any one, which comprises the following steps: peace
Fill precast concrete plate；It is tamped, is formed super using ultra-high performance concrete in the gap of adjacent precast concrete plate
Connector is poured after high performance concrete；Adjacent precast concrete plate is connected using precast slab mounting assist member；Superelevation
After energy concrete strength is up to standard, precast slab mounting assist member is removed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910702923.4A CN110284521A (en) | 2019-07-31 | 2019-07-31 | It is a kind of using the tunnel structure and installation method that pour connector after ultra-high performance concrete |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910702923.4A CN110284521A (en) | 2019-07-31 | 2019-07-31 | It is a kind of using the tunnel structure and installation method that pour connector after ultra-high performance concrete |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110284521A true CN110284521A (en) | 2019-09-27 |
Family
ID=68024506
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910702923.4A Pending CN110284521A (en) | 2019-07-31 | 2019-07-31 | It is a kind of using the tunnel structure and installation method that pour connector after ultra-high performance concrete |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110284521A (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101177944A (en) * | 2007-12-07 | 2008-05-14 | 颜小荣 | Prefabricated water-stop continuous wall concrete component |
| CN102251491A (en) * | 2011-04-15 | 2011-11-23 | 吴兆圣 | Waterproof method for prefabricated reinforced concrete box culvert interfaces and interface water stopper |
| CN102747750A (en) * | 2012-07-17 | 2012-10-24 | 天津住宅集团建设工程总承包有限公司 | Construction method for post-pouring settlement belt protective measures of basement top plates |
| CN104818996A (en) * | 2015-04-28 | 2015-08-05 | 中铁工程设计咨询集团有限公司 | Inverted arch prefabricated monomer, inverted arch and preparation method of inverted arch prefabricated monomer |
| WO2015169707A2 (en) * | 2014-05-06 | 2015-11-12 | Trelleborg Ridderkerk B.V. | Method for producing a construction element, in particular a tunnel element, having a watertight seal |
| CN106948375A (en) * | 2017-05-15 | 2017-07-14 | 哈尔滨工业大学 | A kind of prefabricated pipe gallery steel plate concrete attachment structure |
| CN108952755A (en) * | 2018-07-18 | 2018-12-07 | 安徽省交通规划设计研究总院股份有限公司 | A kind of assembled ultra-high performance concrete arcuate channels |
| CN108999077A (en) * | 2018-07-06 | 2018-12-14 | 上海市政工程设计研究总院（集团）有限公司 | The circumferential weld connection structure and its circumferential weld connection method of prefabricated stand column and adjacent members |
| CN109610312A (en) * | 2018-12-26 | 2019-04-12 | 北京工业大学 | Prefabrication and assembly construction floorings based on the connection of X-type presstressed reinforcing steel |
| KR20190043293A (en) * | 2017-10-18 | 2019-04-26 | 정병영 | Pmrecast concrete structure coupling method |
| CN210421165U (en) * | 2019-07-31 | 2020-04-28 | 招商局重庆交通科研设计院有限公司 | Tunnel structure adopting ultra-high performance concrete post-cast joint |
-
2019
- 2019-07-31 CN CN201910702923.4A patent/CN110284521A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101177944A (en) * | 2007-12-07 | 2008-05-14 | 颜小荣 | Prefabricated water-stop continuous wall concrete component |
| CN102251491A (en) * | 2011-04-15 | 2011-11-23 | 吴兆圣 | Waterproof method for prefabricated reinforced concrete box culvert interfaces and interface water stopper |
| CN102747750A (en) * | 2012-07-17 | 2012-10-24 | 天津住宅集团建设工程总承包有限公司 | Construction method for post-pouring settlement belt protective measures of basement top plates |
| WO2015169707A2 (en) * | 2014-05-06 | 2015-11-12 | Trelleborg Ridderkerk B.V. | Method for producing a construction element, in particular a tunnel element, having a watertight seal |
| CN104818996A (en) * | 2015-04-28 | 2015-08-05 | 中铁工程设计咨询集团有限公司 | Inverted arch prefabricated monomer, inverted arch and preparation method of inverted arch prefabricated monomer |
| CN106948375A (en) * | 2017-05-15 | 2017-07-14 | 哈尔滨工业大学 | A kind of prefabricated pipe gallery steel plate concrete attachment structure |
| KR20190043293A (en) * | 2017-10-18 | 2019-04-26 | 정병영 | Pmrecast concrete structure coupling method |
| CN108999077A (en) * | 2018-07-06 | 2018-12-14 | 上海市政工程设计研究总院（集团）有限公司 | The circumferential weld connection structure and its circumferential weld connection method of prefabricated stand column and adjacent members |
| CN108952755A (en) * | 2018-07-18 | 2018-12-07 | 安徽省交通规划设计研究总院股份有限公司 | A kind of assembled ultra-high performance concrete arcuate channels |
| CN109610312A (en) * | 2018-12-26 | 2019-04-12 | 北京工业大学 | Prefabrication and assembly construction floorings based on the connection of X-type presstressed reinforcing steel |
| CN210421165U (en) * | 2019-07-31 | 2020-04-28 | 招商局重庆交通科研设计院有限公司 | Tunnel structure adopting ultra-high performance concrete post-cast joint |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109487686A (en) | A kind of unit construction bridge panel transverse joint using UHPC grouting material | |
| KR100495782B1 (en) | A Facing panel for reinforced earth wall and its construction method | |
| KR100991869B1 (en) | Single and continuous prestressed concrete girder bridge and the construction method | |
| CN105863111A (en) | Embedded prefabricated concrete shear wall anti-bending steel frame structure | |
| CN107675812B (en) | Ultra-high performance concrete plate seam connection structure and its construction method | |
| JP2014177766A (en) | Method for constructing concrete precast floor slab for bridge | |
| CN108625477A (en) | A kind of assembled beam-column node and its construction method | |
| CN208792505U (en) | A kind of precast wall body and assembling structure of assembled architecture | |
| CN110284521A (en) | It is a kind of using the tunnel structure and installation method that pour connector after ultra-high performance concrete | |
| CN106088639A (en) | Perforation rib pull bar constraint rectangular steel pipe outsourcing self-compacting concrete reinforces RC post | |
| CN107964966A (en) | Slope reinforcement system for foundation construction engineering | |
| CN105839851B (en) | Using the construction method for the prefabricated frame trestle that segmentation connection is formed | |
| CN210421165U (en) | Tunnel structure adopting ultra-high performance concrete post-cast joint | |
| CN107905368B (en) | A kind of assembled beam and assembled column connection structure and construction method | |
| CN208604499U (en) | Limit the built-in concrete beam bridge steel reinforced concrete anchoring piece of Local Cracking | |
| CN108560730A (en) | The ring muscle pin tenon connecting structure and its construction method of concrete component | |
| CN205874960U (en) | Profiled sheet wave form steel web truss combination beam | |
| CN205840052U (en) | Reinforced concrete wall and attachment structure thereof is filled out in a kind of assembled steel framework | |
| CN208379795U (en) | The ring muscle pin tenon connecting structure of concrete component | |
| CN209868976U (en) | Device for injecting retarder to enable fibers at joint of concrete structure to be continuous | |
| CN207538197U (en) | Part uses the section steel concrete column-steel girder node of fibre reinforced concrete | |
| CN207244837U (en) | Bean column node connects system and assembled wallboard | |
| CN113062236A (en) | Wall protection integrated pipe culvert and construction method thereof | |
| CN112160468A (en) | Built-in heat-insulation cast-in-place concrete composite shear wall structure and construction method | |
| CN109339120A (en) | Basement group manages method for waterproofing through walls |
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 |