CN107354953A - Concrete rib band and the reinforced Retaining wall structure of intensive aspect and construction method - Google Patents
Concrete rib band and the reinforced Retaining wall structure of intensive aspect and construction method Download PDFInfo
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- CN107354953A CN107354953A CN201710552158.3A CN201710552158A CN107354953A CN 107354953 A CN107354953 A CN 107354953A CN 201710552158 A CN201710552158 A CN 201710552158A CN 107354953 A CN107354953 A CN 107354953A
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- 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
- E02D29/02—Retaining or protecting walls
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/20—Securing of slopes or inclines
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- 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
- E02D29/02—Retaining or protecting walls
- E02D29/0258—Retaining or protecting walls characterised by constructional features
- E02D29/0283—Retaining or protecting walls characterised by constructional features of mixed type
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- General Engineering & Computer Science (AREA)
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- Retaining Walls (AREA)
Abstract
The invention discloses concrete rib band and the reinforced Retaining wall structure of intensive aspect and construction method, the constructing structure includes former domatic, the Gravity Retaining Wall of former face toe, Gravity Retaining Wall is fixed on by the builder's jack support of the i.e. inner side in domatic side and the steel pipe scaffold support being fixed on the outside of Gravity Retaining Wall, Gravity Retaining Wall is provided with formwork erection structure, the both ends of formwork erection structure connect with builder's jack support and steel pipe scaffold support respectively, suitable for highly larger or unstable side slope curb wall, embankment wall or cutting wall, and roadbed, bridges and culverts, the appurtenant work mortar flag stone engineering construction such as tunnel, efficiently solve steel pipe scaffold and set up problem, reduce steel pipe usage amount, solves the problems, such as concrete rib band formwork erection simultaneously, applied to achieving preferable technical economic benefit in engineering.
Description
Technical field
The invention belongs to slope project field, and in particular to concrete rib band and the reinforced Retaining wall structure of intensive aspect and
Construction method.
Background technology
PH-static method has remarkable advantage compared to the Gravity Retaining Wall of other forms:Using banketed on weight platform weight and
Wall body deadweight collective effect maintains it stable;Foundation stress is set to be evenly distributed;Force of gravity formula or half gravity type on material usage
It is few;Foundation excavation and time amount of fill greatly reduce;After larger receiving space on weight platform makes wall wall back of the body increase cushion wall,
Dropstone use can be collapsed as interception.For high barricade, erection construction platform is needed in mortar flag stone work progress and peace is set
Full protection facility, and in wall dorsal part, because space is limited, it is larger to set up scaffold difficulty, meanwhile, concrete rib band and intensive aspect
Combination construction retaining wall has that good integrity, intensity are high, but it is also difficult point in construction that template, which is set up, during its construction.
The content of the invention
It is an object of the invention to provide concrete rib band and the reinforced Retaining wall structure of intensive aspect and construction method, fits
For highly larger or unstable side slope curb wall, embankment wall or cutting wall, and the appurtenant work such as roadbed, bridges and culverts, tunnel
Mortar flag stone engineering construction, efficiently solve steel pipe scaffold and set up problem, reduce steel pipe usage amount, while solve concrete rib
Band formwork erection problem, applied to achieving preferable technical economic benefit in engineering.
For the above-mentioned purpose, major technique solution of the invention is to provide concrete rib band and the reinforced gear of intensive aspect
Wall constructing structure, including the Gravity Retaining Wall of former domatic, former face toe, be fixed on Gravity Retaining Wall by domatic side i.e. on the inside of
The steel pipe scaffold support that builder's jack is supported and is fixed on the outside of Gravity Retaining Wall, Gravity Retaining Wall are provided with formwork erection
Structure, the both ends of formwork erection structure connect with builder's jack support and steel pipe scaffold support respectively.
The steel pipe scaffold support includes being fixed on the vertical rod on ground and big brace, is fixed with vertical rod by connector
Main cross bar, secondary cross bar and brace, brace are supported on ground by triangle backing plate, and vertical rod is supported in ground by horizontal backing plate
On, wall connecting rod is embedded with Gravity Retaining Wall and is connected with burying wall connecting rod channel-section steel reinforcer, steel pipe scaffold support with
Bury wall connecting rod to be connected so as to laterally secure on Gravity Retaining Wall, big brace is fixed on multiple main cross bars and multiple vertical rods
Same tie point in a straight line on, increase stable degree.
The wall connecting rod and the connection of channel-section steel reinforcer of burying is by snapping connection realization.
The builder's jack support includes encorbelment main cross bar and the multiple bars of encorbelmenting being fixed on Gravity Retaining Wall, encorbelments
Scaffold support include also with encorbelment main cross bar and it is multiple encorbelment bar fixation multiple vertical rods of encorbelmenting, it is two neighboring encorbelment it is vertical
Brace of encorbelmenting is connected between bar, multiple drainpipes are embedded with Gravity Retaining Wall, multiple bars of encorbelmenting are each passed through corresponding row
Water pipe is connected with steel pipe scaffold support, and builder's jack support is up set up as Gravity Retaining Wall is up built by laying bricks or stones,
And synchronously remove the builder's jack support of lower end.
In Gravity Retaining Wall mortar flag stone work progress, bury drainpipe and bury wall connecting rod, channel-section steel reinforcer, and
Certain limit wraps up cement mortar with convenient construction around it.
After the completion of the Gravity Retaining Wall construction, the original is domatic to fill out between Gravity Retaining Wall provided with filling body after wall,
Grit loaded filter is provided with after wall between filling body and Gravity Retaining Wall, the outside of Gravity Retaining Wall is provided with concrete intensive aspect, mixes
It is solidifying that intensive aspect basis is provided between native intensive aspect and ground.
The formwork erection structure includes the concrete rib band that Gravity Retaining Wall is provided with, and concrete rib band both ends are fixed
There is a set shaped steel formwork, Gravity Retaining Wall both sides are embedded with a concrete embedded body respectively, and two concrete embedded bodies are connected with
One channel-section steel chute, two set shaped steel formworks are slidably connected with the channel-section steel chute of its homonymy respectively, and two set shaped steel formworks are equal
It is connected with steel pipe scaffold support and builder's jack support by a form spreader, is fixed with set shaped steel formwork respectively
So as to there is higher rigidity, the sliding template of concrete rib band uses set shaped steel formwork for horizontal ribs and vertical rib, concrete in figure
It is barricade yet to be built above ribbed belt.
The set shaped steel formwork bottom is connected with die plate base, and die plate base is provided with the wheel shaft for being cased with roller, concrete
Pre embedded bolt is embedded with embedded body, pre embedded bolt free end is through channel-section steel chute and being fixed with nut is fixed on channel-section steel chute
On concrete embedded body, roller coordinates with the chute in channel-section steel chute makes set shaped steel formwork be slidably connected with channel-section steel chute.
The invention also discloses the construction method of concrete rib band and the reinforced Retaining wall structure of intensive aspect, including it is as follows
Step:
1) foundation pit excavates:According to the key dimension of Gravity Retaining Wall and buried depth excavation pit;
2) Gravity Retaining Wall foundation construction:At foundation ditch bottom, making Base with Sand Gravel Cushion after-pouring plain concrete element is kept off as gravity type
Foundation of wall;
3) construction platform is set up:Steel pipe scaffold support is set up on the outside of Gravity Retaining Wall, and with Gravity Retaining Wall
Progressively build by laying bricks or stones and up set up, steel pipe scaffold support lower end is placed on firm retaining wall foundation and ground;
4) builder's jack supporting erection:Builder's jack support is set up on the inside of Gravity Retaining Wall as construction and safety
Protective platform;
5) Gravity Retaining Wall is built by laying bricks or stones:Gravity Retaining Wall is built by laying bricks or stones using mortar flag stone;
6) formwork erection structure is set up:After Gravity Retaining Wall builds certain altitude by laying bricks or stones, two in concrete rib band are collateral
If the set shaped steel formwork of slip is as sliding template;
7) concrete rib belt construction:The reinforcing bar after-pouring concrete of colligation concrete rib band;
8) building construction of top Gravity Retaining Wall is continued:According to step 3)~5) carry out Gravity Retaining Wall top apply
Work;
9) Demolition Construction platform:Gravity Retaining Wall construction after the completion of, from top to bottom progressively remove builder's jack support and
Steel pipe scaffold supports;
10) filler successively fills compacting on the inside of Gravity Retaining Wall:Level is filled in certain limit on the inside of Gravity Retaining Wall
With preferable filter material, bondage anti-filter geotextiles on drainpipe, successively fill, compacting reaches regulation requirement.
The steel pipe scaffold support includes being fixed on the vertical rod on ground and big brace, is fixed with vertical rod by connector
Main cross bar, secondary cross bar and brace, brace are supported on ground by triangle backing plate, and vertical rod is supported in ground by horizontal backing plate
On, wall connecting rod is embedded with Gravity Retaining Wall and is connected with burying wall connecting rod channel-section steel reinforcer, steel pipe scaffold support with
Bury wall connecting rod to be connected so as to laterally secure on Gravity Retaining Wall, big brace is fixed on multiple main cross bars and multiple vertical rods
Same tie point in a straight line on, increase stable degree.
The builder's jack support includes encorbelment main cross bar and the multiple bars of encorbelmenting being fixed on Gravity Retaining Wall, encorbelments
Scaffold support include also with encorbelment main cross bar and it is multiple encorbelment bar fixation multiple vertical rods of encorbelmenting, it is two neighboring encorbelment it is vertical
Brace of encorbelmenting is connected between bar, multiple drainpipes are embedded with Gravity Retaining Wall, multiple bars of encorbelmenting are each passed through corresponding row
Water pipe is connected with steel pipe scaffold support, and builder's jack support is up set up as Gravity Retaining Wall is up built by laying bricks or stones,
And synchronously remove the builder's jack support of lower end.
In the Gravity Retaining Wall mortar flag stone work progress, bury drainpipe and bury wall connecting rod, channel-section steel reinforcer, and
Certain limit wraps up cement mortar with convenient construction around it.
The Gravity Retaining Wall is in outside synchronous construction concrete intensive aspect.
The formwork erection structure includes the concrete rib band that Gravity Retaining Wall is provided with, and concrete rib band both ends are fixed
There is a set shaped steel formwork, Gravity Retaining Wall both sides are embedded with a concrete embedded body respectively, and two concrete embedded bodies are connected with
One channel-section steel chute, two set shaped steel formworks are slidably connected with the channel-section steel chute of its homonymy respectively, and two set shaped steel formworks are equal
It is connected with steel pipe scaffold support and builder's jack support by a form spreader, is fixed with set shaped steel formwork respectively
So as to there is higher rigidity, the sliding template of concrete rib band uses set shaped steel formwork for horizontal ribs and vertical rib.
The invention has the characteristics that and beneficial effect:
(1) steel pipe scaffold support use is buried wall connecting rod and is fixed on Gravity Retaining Wall, improves steel pipe scaffold branch
The lateral stability of support, at the same it is easy for construction;
(2) builder's jack support is set up as construction and security protection platform in steel pipe scaffold support inner side, and with weight
Power formula barricade barricade builds Synchronous lifting conversion by laying bricks or stones, solves small space on the inside of Gravity Retaining Wall and is difficult to set up asking for scaffold
Topic;
(3) concrete rib band is segmented casting concrete and segmental slipping using set shaped steel formwork as sliding formwork structure
Template, set shaped steel formwork can be recycled;
(4) concrete rib band and concrete intensive aspect are applied in combination, and enable the high Gravity Retaining Wall resistance to deformation of mortar flag stone
Power enhancing, resistance to overturning are increased, the scope of application is widened.
Brief description of the drawings
Fig. 1 is the structural representation of one embodiment of the invention;
Fig. 2 is the structural representation of concrete rib band part in Fig. 1 embodiments;
Fig. 3 is set shaped steel formwork and channel-section steel chute coupling part structural representation in Fig. 1 embodiments;
Fig. 4 is that the structural representation after backfill is completed in Gravity Retaining Wall construction in Fig. 1 embodiments;
Fig. 5 is the positive structure schematic that steel pipe scaffold supports in Fig. 1 embodiments;
In figure:1- Gravity Retaining Walls, 2- vertical rods, the main cross bars of 3-, 4- cross bar, 5- triangle backing plates, the horizontal backing plates of 6-, 7- connect
Fitting, 8- drainpipes, 9- encorbelment bar, and 10- encorbelments vertical rod, and 11- encorbelments main cross bar, and 12- encorbelments brace, 13- barricades yet to be built, 14-
Filling body after wall, 15- originals are domatic, 16- braces, and 17- buries wall connecting rod, 18- channel-section steel reinforcers, 19- concrete rib bands, 20- moulds
Plate strut, 21- set shaped steel formworks, 22- horizontal ribs, the vertical ribs of 23-, the concrete embedded bodies of 24-, 25- pre embedded bolts, 26- templates
Base, 27- channel-section steel chutes, 28- rollers, 29- wheel shafts, 30- nuts, 31- grit loaded filters, 32- intensive aspects basis, 33- coagulations
Native intensive aspect, the big braces of 34-.
Embodiment
It is described in further detail below in conjunction with the accompanying drawings and by embodiment to the present invention, following examples are to the present invention
Explanation be not limited to following examples.
As shown in figure 1, concrete rib band includes former domatic 15, former domatic 15 bottom with the reinforced Retaining wall structure of intensive aspect
The Gravity Retaining Wall 1 in portion, Gravity Retaining Wall 1 is fixed on by the builder's jack support of the i.e. inner side in domatic side and is fixed on gravity type
The steel pipe scaffold support in the outside of barricade 1, Gravity Retaining Wall 1 are provided with formwork erection structure, the both ends point of formwork erection structure
Do not connected with builder's jack support and steel pipe scaffold support.
As shown in figure 5, the steel pipe scaffold support includes being fixed on vertical rod 2 and the big brace 34 on ground, lead in vertical rod 2
Cross connector 7 and be fixed with main cross bar 3, secondary cross bar 4 and brace 16, brace 16 is supported on ground by triangle backing plate 5, vertical rod 2
It is supported in by horizontal backing plate 6 on ground, is embedded with wall connecting rod 17 on Gravity Retaining Wall 1 and is connected with burying wall connecting rod 17
Channel-section steel reinforcer 18, steel pipe scaffold supports to be connected so as to laterally secure on Gravity Retaining Wall 1 with burying wall connecting rod 17,
Big brace 34 is fixed on multiple main cross bars 3 and the same tie point in a straight line of multiple vertical rods 2, increases stable degree.
The wall connecting rod 17 and the connection of channel-section steel reinforcer 18 of burying is by snapping connection realization.
The builder's jack support includes encorbelment main cross bar 11 and the multiple bars 9 of encorbelmenting being fixed on Gravity Retaining Wall 1,
Builder's jack support is included also with multiple vertical rods 10 of encorbelmenting with encorbelment main cross bar 11 and multiple fixations of bar 9 of encorbelmenting, adjacent
Brace 12 of encorbelmenting is connected between two vertical rods 10 of encorbelmenting, multiple drainpipes 8, multiple bars 9 of encorbelmenting are embedded with Gravity Retaining Wall 1
Drainpipe 8 corresponding to being each passed through is connected with steel pipe scaffold support, and builder's jack support is past with Gravity Retaining Wall 1
On build by laying bricks or stones and up set up, and synchronously remove lower end builder's jack support.
In the mortar flag stone work progress of Gravity Retaining Wall 1, bury drainpipe 8 and bury wall connecting rod 17, channel-section steel reinforcer
18, and certain limit wraps up cement mortar with convenient construction around it.
As shown in 4 figures, after the completion of Gravity Retaining Wall 1 is constructed, filled out between the original domatic 15 and Gravity Retaining Wall 1 provided with wall
Filling body 14 afterwards, grit loaded filter 31 is provided between filling body 14 and Gravity Retaining Wall 1 after wall, the outside of Gravity Retaining Wall 1 is set
There is concrete intensive aspect 33, intensive aspect basis 32 is provided between concrete intensive aspect 33 and ground.
As shown in Fig. 2 the formwork erection structure includes the concrete rib band 19 that Gravity Retaining Wall 1 is provided with, concrete
The both ends of ribbed belt 19 are respectively and fixedly provided with a set shaped steel formwork 21, and the both sides of Gravity Retaining Wall 1 are embedded with a concrete embedded body 24 respectively, and two
Individual concrete embedded body 24 is connected with a channel-section steel chute 27, and two set shaped steel formworks 21 respectively can with the channel-section steel chute 27 of its homonymy
The connection of slip, two set shaped steel formworks 21 are supported respectively with steel pipe scaffold by a form spreader 20 and builder's jack
Support is connected, and horizontal ribs 22 and vertical rib 23 are fixed with set shaped steel formwork 21 so as to have higher rigidity, concrete rib
Set shaped steel formwork 21 is used with 19 sliding template, and the top of concrete rib band 19 is barricade 13 yet to be built in figure.
As shown in figure 3, the bottom of set shaped steel formwork 21 is connected with die plate base 26, die plate base 26 is provided with and is cased with rolling
28 wheel shaft 29 is taken turns, is embedded with pre embedded bolt 25 in concrete embedded body 24, the free end of pre embedded bolt 25 passes through channel-section steel chute 27
And being fixed with nut 30 makes channel-section steel chute 27 be fixed on concrete embedded body 24, roller 28 is matched somebody with somebody with the chute in channel-section steel chute 27
Conjunction makes set shaped steel formwork 21 be slidably connected with channel-section steel chute 27.
The invention also discloses concrete rib band 19 and the construction method of the reinforced Retaining wall structure of intensive aspect, including such as
Lower step:
1) foundation pit excavates:According to the key dimension of Gravity Retaining Wall 1 and buried depth excavation pit;
2) foundation construction of Gravity Retaining Wall 1:At foundation ditch bottom, making Base with Sand Gravel Cushion after-pouring plain concrete element is used as gravity type
The basis of barricade 1;
3) construction platform is set up:Steel pipe scaffold support is set up in the outside of Gravity Retaining Wall 1, and with Gravity Retaining Wall 1
Progressively build by laying bricks or stones and up set up, steel pipe scaffold support lower end is placed on firm retaining wall foundation and ground;
4) builder's jack supporting erection:Builder's jack support is set up in the inner side of Gravity Retaining Wall 1 as construction and peace
Full protection platform;
5) Gravity Retaining Wall 1 is built by laying bricks or stones:Gravity Retaining Wall 1 is built by laying bricks or stones using mortar flag stone;
6) formwork erection structure is set up:After Gravity Retaining Wall 1 builds certain altitude by laying bricks or stones, in the both sides of concrete rib band 19
The set shaped steel formwork 21 of slip is installed as sliding template;
7) concrete rib band 19 is constructed:The reinforcing bar after-pouring concrete of colligation concrete rib band 19;
8) building construction of top Gravity Retaining Wall 1 is continued:The upper of Gravity Retaining Wall 1 is carried out according to step 3)-step 5)
Construct in portion;
9) Demolition Construction platform:Gravity Retaining Wall 1 construct after the completion of, from top to bottom progressively remove builder's jack support and
Steel pipe scaffold supports;
10) the inner side filler of Gravity Retaining Wall 1 successively fills compacting:Filled in the inner side certain limit of Gravity Retaining Wall 1
The preferable filter material of grading, bondage anti-filter geotextiles on drainpipe 8, is successively filled, and compacting reaches regulation requirement.
The steel pipe scaffold support includes being fixed on vertical rod 2 and the big brace 34 on ground, passes through connector 7 in vertical rod 2
Main cross bar 3, secondary cross bar 4 and brace 16 are fixed with, brace 16 is supported on ground by triangle backing plate 5, and vertical rod 2 is padded by level
Plate 6 is supported on ground, the channel-section steel reinforcer that wall connecting rod 17 is embedded with Gravity Retaining Wall 1 and is connected with burying wall connecting rod 17
18, steel pipe scaffold supports to be connected so as to laterally secure on Gravity Retaining Wall 1 with burying wall connecting rod 17, and big brace 34 is solid
It is scheduled on multiple main cross bars 3 and the same tie point in a straight line of multiple vertical rods 2, increases stable degree.
The builder's jack support includes encorbelment main cross bar 11 and the multiple bars 9 of encorbelmenting being fixed on Gravity Retaining Wall 1,
Builder's jack support is included also with multiple vertical rods 10 of encorbelmenting with encorbelment main cross bar 11 and multiple fixations of bar 9 of encorbelmenting, adjacent
Brace 12 of encorbelmenting is connected between two vertical rods 10 of encorbelmenting, multiple drainpipes 8, multiple bars 9 of encorbelmenting are embedded with Gravity Retaining Wall 1
Drainpipe 8 corresponding to being each passed through is connected with steel pipe scaffold support, and builder's jack support is past with Gravity Retaining Wall 1
On build by laying bricks or stones and up set up, and synchronously remove lower end builder's jack support.
In the mortar flag stone work progress of Gravity Retaining Wall 1, bury drainpipe 8 and bury wall connecting rod 17, channel-section steel is strengthened
Part 18, and certain limit wraps up cement mortar with convenient construction around it.
The Gravity Retaining Wall 1 is in outside synchronous construction concrete intensive aspect 33.
The formwork erection structure includes the concrete rib band 19 that Gravity Retaining Wall 1 is provided with, the both ends of concrete rib band 19
A set shaped steel formwork 21 is respectively and fixedly provided with, the both sides of Gravity Retaining Wall 1 are embedded with a concrete embedded body 24 respectively, and two concrete are pre-
Bury body 24 and be connected with a channel-section steel chute 27, two set shaped steel formworks 21 slidably connect with the channel-section steel chute 27 of its homonymy respectively
Connect, two set shaped steel formworks 21 are connected with steel pipe scaffold support and builder's jack support respectively by a form spreader 20
It is fixed, horizontal ribs 22 and vertical rib 23 are fixed with so as to have higher rigidity, the cunning of concrete rib band 19 on set shaped steel formwork 21
Shifting formwork plate uses set shaped steel formwork 21.
The steel pipe scaffold support use of the present invention is buried wall connecting rod 17 and is fixed on Gravity Retaining Wall 1, improves steel pipe
The lateral stability of scaffold support, at the same it is easy for construction;Set up builder's jack support conduct in steel pipe scaffold support inner side
Construction and security protection platform, and build Synchronous lifting conversion by laying bricks or stones with the barricade of Gravity Retaining Wall 1, solve the inner side of Gravity Retaining Wall 1
The problem of small space is difficult to set up scaffold;Concrete rib band 19, as sliding formwork structure, is divided using set shaped steel formwork 21
Section casting concrete and segmental slipping template, set shaped steel formwork 21 can be recycled;Concrete rib band 19 and concrete intensive aspect
33 be applied in combination, makes the high non-deformability of Gravity Retaining Wall 1 enhancing of mortar flag stone, resistance to overturning is increased, the scope of application is opened up
It is wide.
Claims (10)
1. concrete rib band and the reinforced Retaining wall structure of intensive aspect, including the weight of former domatic (15) and domatic (15) bottom of original
Power formula barricade (1), it is characterised in that Gravity Retaining Wall (1) is that inner side is fixed with builder's jack support, gravity type by domatic side
Steel pipe scaffold support is fixed with the outside of barricade (1), Gravity Retaining Wall (1) is provided with formwork erection structure, formwork erection structure
Both ends respectively with builder's jack support and steel pipe scaffold support connection.
2. concrete rib band according to claim 1 and the reinforced Retaining wall structure of intensive aspect, it is characterised in that described
Steel pipe scaffold support includes being fixed on vertical rod (2) and the big brace (34) on ground, is fixed in vertical rod (2) by connector (7)
There are main cross bar (3), secondary cross bar (4) and brace (16), brace (16) is supported on ground by triangle backing plate (5), and vertical rod (2) is logical
Cross horizontal backing plate (6) to be supported on ground, wall connecting rod (17) is embedded with Gravity Retaining Wall (1) and with burying wall connecting rod (17)
The channel-section steel reinforcer (18) of connection, steel pipe scaffold support are connected with burying wall connecting rod (17), and big brace (34) is fixed on
On the same tie point in a straight line of multiple main cross bars (3) and multiple vertical rods (2).
3. concrete rib band according to claim 1 and the reinforced Retaining wall structure of intensive aspect, it is characterised in that described
Builder's jack support includes encorbelment main cross bar (11) and the multiple bars of encorbelmenting (9) being fixed on Gravity Retaining Wall (1), pin of encorbelmenting
Hand cradle support is included also with the multiple vertical rods of encorbelmenting (10) fixed with encorbelment main cross bar (11) and multiple bars of encorbelmenting (9), adjacent
Brace of encorbelmenting (12) is connected between two vertical rods of encorbelmenting (10), multiple drainpipes (8) are embedded with Gravity Retaining Wall (1), it is more
Individual bar of encorbelmenting (9) is each passed through corresponding drainpipe (8) and is connected with steel pipe scaffold support.
4. concrete rib band according to claim 1 and the reinforced Retaining wall structure of intensive aspect, it is characterised in that described
Formwork erection structure includes the concrete rib band (19) that Gravity Retaining Wall (1) is provided with, and concrete rib band (19) both ends are fixed
There is a set shaped steel formwork (21), Gravity Retaining Wall (1) both sides are embedded with a concrete embedded body (24) respectively, and two concrete are pre-
Bury body (24) and be connected with a channel-section steel chute (27), two set shaped steel formworks (21) can slide with the channel-section steel chute (27) of its homonymy respectively
Dynamic connection, two set shaped steel formworks (21) are supported respectively with steel pipe scaffold by a form spreader (20) and pin hand of encorbelmenting
Frame support is connected, and horizontal ribs (22) and vertical rib (23) are fixed with set shaped steel formwork (21).
5. concrete rib band according to claim 4 and the reinforced Retaining wall structure of intensive aspect, it is characterised in that described
Set shaped steel formwork (21) bottom is connected with die plate base (26), and die plate base (26) is provided with the wheel shaft for being cased with roller (28)
(29) pre embedded bolt (25), is embedded with concrete embedded body (24), pre embedded bolt (25) free end passes through channel-section steel chute (27)
And channel-section steel chute (27) is fixed on concrete embedded body (24) with nut (30) fixation, roller (28) and channel-section steel chute (27)
Interior chute, which coordinates, makes set shaped steel formwork (21) be slidably connected with channel-section steel chute (27).
6. concrete rib band and the construction method of the reinforced Retaining wall structure of intensive aspect, it is characterised in that comprise the following steps:
1) foundation pit excavates:According to the key dimension and buried depth excavation pit of Gravity Retaining Wall (1);
2) Gravity Retaining Wall (1) foundation construction:At foundation ditch bottom, making Base with Sand Gravel Cushion after-pouring plain concrete element is kept off as gravity type
Wall (1) basis;
3) construction platform is set up:Steel pipe scaffold support is set up on the outside of Gravity Retaining Wall (1), and with Gravity Retaining Wall (1)
Progressively build by laying bricks or stones and up set up, steel pipe scaffold support lower end is placed on firm retaining wall foundation and ground;
4) builder's jack supporting erection:Builder's jack support is set up on the inside of Gravity Retaining Wall (1) as construction and safety
Protective platform;
5) Gravity Retaining Wall (1) is built by laying bricks or stones:Gravity Retaining Wall (1) is built by laying bricks or stones using mortar flag stone;
6) formwork erection structure is set up:After Gravity Retaining Wall (1) builds certain altitude by laying bricks or stones, in the both sides of concrete rib band (19)
The set shaped steel formwork (21) of slip is installed as sliding template;
7) concrete rib band (19) is constructed:The reinforcing bar after-pouring concrete of colligation concrete rib band (19);
8) building construction of top Gravity Retaining Wall (1) is continued:The upper of Gravity Retaining Wall (1) is carried out according to step 3)-step 5)
Construct in portion;
9) Demolition Construction platform:After the completion of Gravity Retaining Wall (1) construction, builder's jack support and steel are from top to bottom progressively removed
Pipe scaffold support;
10) filler successively fills compacting on the inside of Gravity Retaining Wall (1):Filled in certain limit on the inside of Gravity Retaining Wall (1)
The preferable filter material of grading, bondage anti-filter geotextiles on drainpipe (8), is successively filled, and compacting reaches regulation requirement.
7. concrete rib band according to claim 6 and the construction method of the reinforced Retaining wall structure of intensive aspect, it is special
Sign is that the steel pipe scaffold support includes being fixed on vertical rod (2) and the big brace (34) on ground, and vertical rod passes through connection on (2)
Part (7) is fixed with main cross bar (3), secondary cross bar (4) and brace (16), and brace (16) is supported on ground by triangle backing plate (5),
Vertical rod (2) is supported on ground by horizontal backing plate (6), wall connecting rod (17) is embedded with Gravity Retaining Wall (1) and with burying wall
The channel-section steel reinforcer (18) of connecting rod (17) connection, steel pipe scaffold supports to be connected so as to lateral with burying wall connecting rod (17)
It is fixed on Gravity Retaining Wall (1), big brace (34) is fixed on the same in a straight line of multiple main cross bars (3) and multiple vertical rods (2)
On tie point on, increase stable degree.
8. concrete rib band according to claim 6 and the construction method of the reinforced Retaining wall structure of intensive aspect, it is special
Sign is that the builder's jack support includes encorbelment main cross bar (11) and the multiple bars of encorbelmenting being fixed on Gravity Retaining Wall (1)
(9), builder's jack support includes multiple vertical rods of encorbelmenting also with being fixed with encorbelment main cross bar (11) and multiple bars of encorbelmenting (9)
(10) brace of encorbelmenting (12), is connected between two neighboring vertical rod of encorbelmenting (10), Gravity Retaining Wall is embedded with multiple drainings on (1)
Manage (8), multiple bars of encorbelmenting (9) are each passed through corresponding drainpipe (8) and are connected with steel pipe scaffold support, builder's jack
Support synchronously removes the builder's jack support of lower end as Gravity Retaining Wall (1) is up built by laying bricks or stones and is up set up.
9. concrete rib band according to claim 6 and the construction method of the reinforced Retaining wall structure of intensive aspect, it is special
Sign is in the step 5) in Gravity Retaining Wall (1) mortar flag stone work progress, buries drainpipe (8) and buries wall connecting rod
(17), channel-section steel reinforcer (18), and certain limit wraps up cement mortar with convenient construction, the Gravity Retaining Wall around it
(1) in outside synchronous construction concrete intensive aspect (33).
10. concrete rib band according to claim 6 and the construction method of the reinforced Retaining wall structure of intensive aspect, it is special
Sign is that the formwork erection structure of the step 6) includes the concrete rib band (19) that Gravity Retaining Wall (1) is provided with, concrete
Ribbed belt (19) both ends are respectively and fixedly provided with a set shaped steel formwork (21), and it is concrete embedded that Gravity Retaining Wall (1) both sides are embedded with one respectively
Body (24), two concrete embedded bodies (24) are connected with a channel-section steel chute (27), and two set shaped steel formworks (21) are same with it respectively
The channel-section steel chute (27) of side slidably connects, two set shaped steel formworks (21) by a form spreader (20) respectively with steel pipe
Scaffold support and builder's jack support are connected, and horizontal ribs (22) and vertical rib are fixed with set shaped steel formwork (21)
(23)。
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CN112554208B (en) * | 2020-11-03 | 2022-02-18 | 中铁二局集团有限公司 | Cantilever support platform, supporting and retaining wall and construction method |
CN112609630A (en) * | 2020-12-15 | 2021-04-06 | 浙江世润建创科技发展有限公司 | Cast-in-place concrete revetment wall and construction method |
CN115126211A (en) * | 2022-06-23 | 2022-09-30 | 恩施清江大龙潭水电开发有限公司 | Scaffold erecting method |
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