CN212336084U - Special-shaped block post-pouring type light retaining wall supporting structure - Google Patents
Special-shaped block post-pouring type light retaining wall supporting structure Download PDFInfo
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- CN212336084U CN212336084U CN202020478273.8U CN202020478273U CN212336084U CN 212336084 U CN212336084 U CN 212336084U CN 202020478273 U CN202020478273 U CN 202020478273U CN 212336084 U CN212336084 U CN 212336084U
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Abstract
The utility model discloses a special-shaped block post-pouring type light retaining wall supporting structure, which comprises a standard special-shaped block, an end building block, a steel reinforcement framework and an internal concrete core body; the cross section of the standard special-shaped block is pi-shaped and comprises a block panel, a reinforcing rib, a longitudinal reinforcing steel bar groove and a transverse reinforcing steel bar groove; the end building blocks are used for sealing the ends or angular points of the box-type wall body structure; the steel bar framework comprises longitudinal steel bars, transverse steel bars and vertical steel bars; and building the standard special-shaped blocks and the end building blocks upwards layer by layer according to the cross section form of the retaining wall and the principle of up-down staggered joint lap joint to form a closed box-type wall body structure, and then pouring in layers to form an internal concrete core body. The utility model overcomes vertical reinforcing bar needs the back to insert and easily the drawback of cutting on a large scale among the prior art, effectively guarantees the bearing capacity of wall body, and need not the hole of irritating. The utility model discloses a retaining wall supporting construction is simple, construction convenience, price/performance ratio are outstanding, have higher innovation level and engineering popularization and application and worth.
Description
Technical Field
The utility model belongs to road bed engineering supporting construction field especially relates to a light-duty retaining wall supporting construction of formula is watered after abnormal shape piece.
Background
The retaining wall is a supporting and retaining structure for supporting roadbed filling, natural side slopes, channel bay revetments, landscape walls, hillside soil bodies and the like, and mainly plays a role in preventing the filling or the soil bodies from deforming and destabilizing. Among them, the gravity retaining wall and the light retaining wall are the most commonly used retaining wall structures in China. The traditional light retaining wall mainly comprises cantilever type and counterfort type structures, and mainly adopts a cast-in-place concrete construction process, and because the operation of template erection and template removal needs to be repeatedly carried out in the wall pouring project, large-scale template turnover is needed, and the site coordination workload is large.
The reinforced concrete building block structure is a novel structure which is developed in recent years and widely applied, is widely applied to the fields of buildings, municipal roads, park landscapes and the like, and almost has the same working performance with a cast-in-place structure under the condition of selecting reasonable reinforcement and concrete building materials. Most of traditional concrete blocks are closed, and after the wall is built, vertical stressed steel bars need to be inserted, so that the vertical stressed steel bars are easy to cut off on a large scale at the same cross section position, and the overall working performance of the wall structure is seriously affected. In addition, the concrete block retaining wall generally needs to be grouted after being built, but because the hole of the concrete block is relatively small, the grouted concrete is relatively difficult to vibrate. In addition, the horizontal reinforcing steel bars of the traditional reinforced concrete block retaining wall are generally arranged in mortar joints, the anchoring effect of the horizontal reinforcing steel bars is mainly determined by masonry bonding materials of masonry structures, the mechanical property of the horizontal reinforcing steel bars is obviously unfavorable to full play, and the masonry performance of the concrete blocks can be further reduced by arranging horizontal stressed reinforcing steel bars in the mortar joints.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the not enough of prior art, provide a simple structure, construction convenience, the reliable special-shaped piece post-cast type light-duty retaining wall supporting construction of atress.
The technical purpose of the utility model is realized through the following technical scheme.
A special-shaped block post-pouring type light retaining wall supporting structure comprises standard special-shaped blocks, end building blocks, a steel reinforcement framework and an internal concrete core body.
The cross section of the standard special-shaped block is pi-shaped, and the standard special-shaped block comprises a block panel which is integrally cast and formed, and two reinforcing ribs which are symmetrically and vertically arranged on the same side of the block panel, wherein the upper surface of the block panel and the upper surfaces of the reinforcing ribs are on the same horizontal plane, and the lower surface of the block panel and the lower surfaces of the reinforcing ribs are also on the same horizontal plane; the reinforcing rib sinks at the joint of the reinforcing rib and the block panel to form a longitudinal through reinforcing steel bar groove, and the longitudinal reinforcing steel bar groove is arranged along the horizontal direction; the upper surface of the reinforcing rib is provided with a transverse reinforcing bar groove, and the extension line of the transverse reinforcing bar groove is perpendicular to and intersected with the connecting surface of the corresponding reinforcing rib and the block panel. Preferably, the groove depth of the longitudinal tendon groove is not less than 2 times the groove depth of the transverse tendon groove.
The steel bar framework comprises longitudinal steel bars, transverse steel bars and vertical steel bars.
On the basis of anchoring of a cast-in-place foundation, the standard special-shaped blocks and the end building blocks are arranged according to the cross section form of a retaining wall to form a closed space, and the closed box-type wall body structure is built layer by layer upwards according to the following overall principle: the upper layer and the lower layer of the standard special-shaped blocks are in staggered lap joint, each layer consists of two opposite rows of standard special-shaped blocks, two opposite standard special-shaped blocks in each layer are staggered, reinforcing ribs of the two opposite standard special-shaped blocks are aligned in opposite directions, and the reinforcing ribs on the upper layer and the lower layer of the standard special-shaped blocks are aligned in opposite directions; the end or the angular point of each layer of standard special-shaped blocks is sealed by the end building blocks so as to ensure the sealing performance of the sealed box-type wall structure.
In the building process, a steel bar framework is arranged inside the closed box-type wall structure, wherein the longitudinal steel bars are arranged in longitudinal steel bar grooves of a plurality of standard special-shaped blocks built on the same side, the transverse steel bars are arranged in transverse steel bar grooves of two reinforcing ribs which are opposite left and right, and the vertical steel bars are arranged in a gap position between the two adjacent reinforcing ribs in advance, vertically penetrate through the whole closed box-type wall structure and are connected with concrete foundation steel bars in the cast-in-situ foundation anchoring. The closed box-type wall structure can be a cantilever type retaining wall structure or a counterfort type retaining wall structure. After the closed box-type wall structure is built, the curing age is not less than 7 days, and then an internal concrete core is formed by layered pouring from bottom to top in the closed box-type wall structure in a post-pouring mode.
In an embodiment of the present invention, the end block is a functional auxiliary block formed by removing a reinforcing rib on the basis of a standard special-shaped block or adding an end panel perpendicular to the block panel in a vertical direction on the basis of a half standard special-shaped block, and the reinforcement cage further includes a longitudinal reinforcement bar disposed in a transverse reinforcement groove on the reinforcing rib of the opposite end block.
In an embodiment of the present invention, the standard special-shaped block further includes two transverse reinforcing steel bar anchoring holes respectively disposed between the block body panel and the reinforcing rib along the vertical direction; the transverse reinforcing steel bar is in an inverted U shape, and two ends of the transverse reinforcing steel bar are respectively inserted into the transverse reinforcing steel bar anchoring holes of the corresponding standard special-shaped blocks. The transverse steel bar anchoring hole is of a round hole structure, and the hole depth is not less than 100 mm.
In an embodiment of the present invention, the vertical reinforcing bars are fixed at an intermediate position between two adjacent reinforcing ribs by a temporary fixing clip.
The construction method of the special-shaped block post-pouring type light retaining wall supporting structure comprises the following steps:
step 1: binding concrete foundation reinforcing steel bars and vertical reinforcing steel bars in the reinforcing steel bar framework, and pouring foundation concrete;
step 2: building bottom standard special-shaped blocks and end building blocks according to the section type of the cantilever type or counterfort type retaining wall, forming a closed rectangular structure on a plane, and paving longitudinal steel bars and transverse steel bars at corresponding positions according to strength requirements;
and step 3: repeating the step 2, sequentially carrying out upward staggered joint masonry to form a closed box-type wall structure, and constructing the closed box-type wall structure to a design height; when the section type of the retaining wall is a buttress type, a buttress plate of the buttress type retaining wall needs to be vertically contracted;
and 4, step 4: and (5) maintaining the closed box-type wall structure to the design age, and pouring the internal concrete core body in layers.
The utility model discloses following beneficial effect has:
(1) the special-shaped block post-pouring type light retaining wall supporting structure of the utility model does not need to use a concrete template in the construction process, so that the using amount of the concrete template is reduced to 0, and the field coordination workload is obviously reduced;
(2) the vertical reinforcing steel bars in the utility model are positioned in the opening space position and can be embedded in advance, thereby avoiding the vertical reinforcing steel bar joint bar operation in the construction of the retaining wall of the traditional reinforced concrete building block and the occurrence of large-scale cutting of the vertical reinforcing steel bars in the operation, ensuring the up-and-down communication of the stressed reinforcing steel bars and fully exerting the stress bearing performance of the vertical reinforcing steel bars;
(3) the utility model discloses a special-shaped piece is uncovered formula structure, and the reinforcing bar that the level was laid is located the reinforcing bar inslot that special-shaped piece was reserved, has guaranteed the combined action of horizontal atress reinforcing bar and concrete special-shaped piece, simultaneously the utility model discloses a light-duty retaining wall supporting construction satisfies the concrete block and has built by laying bricks or stones with staggered joints from top to bottom, has strengthened the anchor connection between the block body and atress reinforcing bar and the post-cast concrete;
(4) the utility model adopts the special-shaped standard blocks to build and form a closed box-type wall structure, the concrete core formed by post-cast concrete is a continuous structure, the pouring and vibrating performance is better, and the integrity of the post-cast light retaining wall supporting structure of the special-shaped blocks after construction is close to a cast-in-place structure;
(5) the utility model discloses supporting construction's simple structure, construction convenience, its wholeness can be better, and engineering application prospect is huge, and the price/performance ratio is outstanding, is the key optimization improvement direction of road-fill foundation retaining wall retaining structure, has wide application space and popularization and application and worth in traffic engineering construction such as railway, highway, town road.
Drawings
Fig. 1a is a schematic perspective view of a standard special-shaped block in the present invention;
fig. 1b is a top view of a standard special-shaped block in the present invention;
fig. 1c is a side view of a standard profile block in the present invention;
FIG. 2a is a schematic top view of the end block formed by removing a reinforcing rib on the basis of the standard special-shaped block;
fig. 2b is a schematic top view of the end block formed by adding an end panel on the basis of a half of the standard special-shaped block;
fig. 3a is a schematic perspective view of the supporting structure of the special-shaped block post-cast cantilever light retaining wall of the present invention;
fig. 3b is a schematic horizontal sectional view of the supporting structure of the special-shaped block post-cast cantilever light retaining wall of the present invention;
fig. 3c is a schematic longitudinal sectional view of the support structure of the special-shaped block post-cast cantilever light retaining wall of the present invention;
fig. 4 is the utility model discloses the light-duty retaining wall supporting construction's of special-shaped block post-cast formula counterfort spatial structure sketch map.
Reference numerals:
1-standard special-shaped block; 1(a) -a block panel; 1(b) -stiffener ribs; 1(c) -longitudinal tendon ducts; 1(d) -transverse reinforcement grooves; 1(e) -transverse reinforcement anchorage holes; 2-end building blocks; 2(a) -end panel; 3-sealing the box-type wall structure; 4-a steel reinforcement framework; 4(a) -longitudinal rebar; 4(b) -transverse rebar; 4(c) -vertical rebar; 5-concrete core.
Detailed Description
The technical solution of the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1a to fig. 4, the utility model discloses a light-duty retaining wall supporting construction of heterotypic piece post-cast type, including standard heterotypic piece 1, end building block 2, framework of steel reinforcement 4 and inside concrete core 5.
The cross section of the standard special-shaped block 1 is pi-shaped and comprises a block panel 1(a) formed by integral casting and two reinforcing ribs 1(b) symmetrically and vertically arranged on the same side of the block panel 1(a), the upper surface of the block panel 1(a) and the upper surface of the reinforcing ribs 1(b) are on the same horizontal plane, and the lower surface of the block panel 1(a) and the lower surface of the reinforcing ribs 1(b) are also on the same horizontal plane; the reinforcing rib 1(b) sinks at the joint of the block panel 1(a) to form a longitudinal through reinforcing bar groove 1(c), and the longitudinal reinforcing bar groove 1(c) is arranged along the horizontal direction; the upper surface of the reinforcing rib 1(b) is provided with a transverse reinforcing rib groove 1(d), and the extension line of the transverse reinforcing rib groove 1(d) is vertical to and intersected with the connecting surface of the corresponding reinforcing rib 1(b) and the block panel 1 (a); a transverse reinforcing steel bar anchoring hole 1(e) is formed between the block panel 1(a) and the reinforcing rib 1(b) along the vertical direction, and the extension line of the transverse reinforcing steel bar anchoring hole 1(e) is perpendicular to and intersected with the extension line of the corresponding transverse reinforcing steel bar groove 1 (d); wherein, the groove depth of the longitudinal reinforcement groove 1(c) is not less than 2 times of the groove depth of the transverse reinforcement groove 1 (d); the transverse steel bar anchoring hole 1(e) is of a round hole structure, and the hole depth is not less than 100 mm.
The end building block 2 is a functional auxiliary building block formed by removing a reinforcing rib 1(b) on the basis of the standard special-shaped block 1 or additionally arranging an end panel 2(a) vertical to the block panel 1(a) on the basis of a half standard special-shaped block 1 along the vertical direction, and is used for sealing the end or angular point of the box-shaped wall structure 3 so as to ensure the sealing property of the box-shaped wall structure 3.
The steel bar framework 4 comprises longitudinal steel bars 4(a), transverse steel bars 4(b) and vertical steel bars 4 (c).
On the basis of anchoring of a cast-in-place foundation, the standard special-shaped blocks 1 and the end building blocks 2 are arranged according to the cross section form of a retaining wall to form a closed space, and are built upwards layer by layer according to the following overall principle to form a closed box-shaped wall body structure 3: the upper layer and the lower layer of the standard special-shaped blocks 1 are in staggered joint overlapping, each layer is composed of two opposite rows of standard special-shaped blocks 1, two standard special-shaped blocks 1 which are oppositely arranged in each layer are staggered, reinforcing ribs 1(b) of the standard special-shaped blocks are aligned in opposite directions, the reinforcing ribs 1(b) on the upper layer and the lower layer of the standard special-shaped blocks 1 are aligned with each other, and the end head or the angular point of each layer of the standard special-shaped blocks 1 is sealed by an end head building block 2; in the masonry process, the steel reinforcement framework 4 is arranged inside the closed box-type wall structure 3, wherein: two longitudinal steel bars 4(a) are arranged in the longitudinal steel bar grooves 1(c) of a plurality of standard special-shaped blocks 1 built on the same side, and a longitudinal steel bar 4(a) is arranged in the transverse steel bar groove 1(d) on the reinforcing rib 1(b) of the opposite end building block 2; the transverse reinforcing steel bars 4(b) are inverted U-shaped and are arranged in transverse reinforcing steel bar grooves 1(d) of the two reinforcing ribs 1(b) which are opposite left and right, and two ends of the transverse reinforcing steel bars are respectively inserted into transverse reinforcing steel bar anchoring holes 1(e) of the corresponding standard special-shaped blocks 1; the vertical steel bars 4(c) are arranged in advance, fixed in the middle between the two adjacent reinforcing ribs 1(b) through temporary fixing buckles, vertically penetrate through the whole closed box-type wall structure 3 and are connected with concrete foundation steel bars in the cast-in-place foundation anchoring. The closed box-type wall structure 3 can be a cantilever type retaining wall structure or a counterfort type retaining wall structure. After the closed box-type wall structure 3 is built, the curing age is not less than 7 days, and then the inner concrete core body 5 is formed in the closed box-type wall structure 3 in a post-pouring mode through layered pouring from bottom to top.
The utility model discloses light-duty retaining wall supporting construction's of special-shaped block post-cast construction method, including following step:
step 1: binding concrete foundation steel bars and vertical steel bars 4(c) in the steel bar framework 4, and pouring foundation concrete;
step 2: building a bottom layer standard special-shaped block 1 and an end building block 2 according to the section type of the cantilever type or counterfort type retaining wall, forming a closed rectangular structure on a plane, and paving a longitudinal reinforcing steel bar 4(a) and a transverse reinforcing steel bar 4(b) at corresponding positions according to strength requirements;
and step 3: repeating the step 2, building upwards layer by layer according to the following overall principle to form a closed box-type wall structure 3, and constructing the closed box-type wall structure 3 to the design height: the upper layer and the lower layer of the standard special-shaped blocks 1 are in staggered joint overlapping, each layer is composed of two opposite rows of standard special-shaped blocks 1, two standard special-shaped blocks 1 which are oppositely arranged in each layer are staggered, reinforcing ribs 1(b) of the standard special-shaped blocks are aligned in opposite directions, the reinforcing ribs 1(b) on the upper layer and the lower layer of the standard special-shaped blocks 1 are aligned with each other, and the end head or the angular point of each layer of the standard special-shaped blocks 1 is sealed by an end head building block 2; when the section type of the retaining wall is a buttress type, a buttress plate of the buttress retaining wall needs to be vertically contracted;
and 4, step 4: and (5) maintaining the closed box-type wall structure to the design age, and pouring the concrete core body layer by layer.
The utility model discloses special-shaped piece post-cast type light retaining wall supporting construction's design preparation and implementation process:
as shown in fig. 1a, 1b and 1c, the design and manufacture of the standard special-shaped block 1 adopts fine stone concrete pouring and forming, firstly, a template structure of the standard special-shaped block is designed and completed, and the template structure can adopt a steel mould coated with a release agent; secondly, pouring fine stone concrete in the designed and manufactured standard special-shaped block template structure, curing for 2-3 days after vibration compaction, demolding, and continuously curing for no less than 28 days until the designed strength of the block is reached; finally, the cast standard special-shaped block is an open pi-shaped block, and the block body should comprise five parts, namely a block panel 1(a), a reinforcing rib 1(b), a longitudinal reinforcement groove 1(c), a transverse reinforcement groove 1(d) and a transverse reinforcement anchoring hole 1(e), wherein the groove depth of the longitudinal reinforcement groove 1(c) should not be less than 2 times of the groove depth of the transverse reinforcement groove 1(d), the transverse reinforcement anchoring hole 1(e) is of a circular hole structure, and the hole depth is not less than 100 mm. In addition, by modifying the standard special-shaped block die, as shown in fig. 2a and 2b, the end building blocks 2 can be poured and formed, and are matched with the standard special-shaped blocks 1 for building, so that the plane sealing performance of the closed box-type wall body structure is ensured.
As shown in fig. 3a, 3b and 3c, the special-shaped block post-cast cantilever light retaining wall is designed and manufactured by firstly leveling a field, vibrating and tamping a retaining wall foundation, binding concrete foundation reinforcements and vertical reinforcements 4(c) in a reinforcement framework, pouring foundation concrete, and curing the foundation concrete for not less than 7 days; then, the first layer of building blocks of the cantilever type retaining wall are laid, and the protective sealing box type wall structure 3 is laid according to the following overall principle: the upper layer and the lower layer of the standard special-shaped blocks 1 are in staggered joint overlapping, each layer is composed of two opposite rows of standard special-shaped blocks 1, two standard special-shaped blocks 1 which are oppositely arranged in each layer are staggered, reinforcing ribs 1(b) of the standard special-shaped blocks are aligned in opposite directions, the reinforcing ribs 1(b) on the upper layer and the lower layer of the standard special-shaped blocks 1 are aligned with each other, and the end head or the angular point of each layer of the standard special-shaped blocks 1 is sealed by an end head building block 2; in the masonry process, pre-buried vertical steel bars 4(c) are fixed in the middle of adjacent reinforcing ribs 1(b) through temporary fixing buckles, longitudinal steel bars 4(a) and transverse steel bars 4(b) are laid in the longitudinal steel bar grooves 1(c) and the transverse steel bar grooves 1(d) according to design requirements, and two ends of the transverse steel bars 4(b) are inserted into the transverse steel bar anchoring holes 1(e) to form an integral steel bar framework 4; and then, repeating the processes, sequentially carrying out upward staggered joint masonry to the designed height, maintaining the wall body age to be not less than 7 days, finally, pouring the inner concrete core body 5 in the closed box-type wall body structure 3 in a layered mode, vibrating and compacting, and maintaining to the designed age.
As shown in fig. 4, the design and manufacturing processes of the special-shaped block post-cast buttress light retaining wall, such as the building of the closed box-shaped wall structure 3, the erection of the steel reinforcement framework 4, the pouring of the internal concrete core 5 and the like, are the same as those of the special-shaped block post-cast cantilever light retaining wall, and only the design and manufacturing of the buttress wall is added. In the design and manufacture of the buttress wall, the overlapping of building blocks between the buttress wall and the wall panel is required to be processed, so that the effective transition and the overlapping of the buttress wall of the buttress retaining wall and the profiled block masonry of the wall panel are ensured; in addition, the buttress wall in the special-shaped block post-cast buttress light retaining wall is subjected to stepped slope shrinkage along the wall height direction.
To sum up, the utility model discloses the light-duty retaining wall supporting construction's of formula of watering behind the special-shaped block construction method compares in traditional retaining wall, has accomplished a large amount of innovations in aspects such as block structure form, pouring hole concrete placement mode, reinforcing bar anchor mode, can guarantee that vertical reinforcement's upper and lower links up and not cut the overlap joint by extensive, and the concrete core that the post-cast takes shape is continuous structure, pours and vibrates the performance better, and the light-duty retaining wall supporting construction wholeness of formula of watering behind the special-shaped block of construction completion is close to cast-in-place structure. As a roadbed engineering retaining wall supporting structure form, the novel structure is simpler, construction is more convenient, the engineering application prospect is huge, the cost performance is outstanding, the novel structure is a key optimization improvement direction of a road-filling roadbed retaining wall supporting structure, the actual requirements of various traffic engineering construction in China are met, and the novel structure has higher innovation level and engineering popularization and application value.
Spatially relative terms, such as "upper," "lower," "left," "right," and the like, may be used in the embodiments for ease of description to describe one element or feature's relationship to another element or feature as illustrated in the figures. It will be understood that the spatial terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "lower" can encompass both an upper and a lower orientation. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
Moreover, relational terms such as "first" and "second," and the like, may be used solely to distinguish one element from another element having the same name, without necessarily requiring or implying any actual such relationship or order between such elements.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (7)
1. The utility model provides a light-duty retaining wall supporting construction of abnormal shape piece post-cast, its characterized in that: the concrete core comprises a standard special-shaped block (1), an end building block (2), a steel reinforcement framework (4) and an internal concrete core body (5);
the cross section of the standard special-shaped block (1) is pi-shaped, the standard special-shaped block comprises a block panel (1(a)) formed by integral casting and two reinforcing ribs (1(b)) symmetrically and vertically arranged on the same side of the block panel (1(a)), the upper surface of the block panel (1(a)) and the upper surface of each reinforcing rib (1(b)) are on the same horizontal plane, and the lower surface of the block panel (1(a)) and the lower surface of each reinforcing rib (1(b)) are also on the same horizontal plane; the reinforcing ribs (1(b)) sink at the joints with the block panels (1(a)) to form longitudinal through reinforcement slots (1(c)), and the longitudinal reinforcement slots (1(c)) are arranged along the horizontal direction; the upper surface of the reinforcing rib (1(b)) is provided with a transverse reinforcing rib groove (1(d)), and the extension line of the transverse reinforcing rib groove (1(d)) is perpendicular to and intersected with the connecting surface of the corresponding reinforcing rib (1(b)) and the block panel (1 (a));
the steel bar framework (4) comprises longitudinal steel bars (4(a)), transverse steel bars (4(b)) and vertical steel bars (4 (c));
on the basis of anchoring of a cast-in-place foundation, the standard special-shaped blocks (1) and the end building blocks (2) are arranged according to the cross section form of a retaining wall to form a closed space, and are built upwards layer by layer according to the following overall principle to form a closed box-shaped wall structure (3): the upper layer and the lower layer of the standard special-shaped blocks (1) are in staggered joint and overlapped, each layer is composed of two opposite rows of standard special-shaped blocks (1), two standard special-shaped blocks (1) which are oppositely arranged in each layer are staggered, reinforcing ribs (1(b)) of the two standard special-shaped blocks are aligned oppositely, the reinforcing ribs (1(b)) on the upper layer and the lower layer of the standard special-shaped blocks (1) are aligned mutually, and the end head or the angular point of each layer of the standard special-shaped blocks (1) is sealed by the end head building block (2);
in the masonry process, a steel bar framework (4) is arranged inside the closed box-type wall structure (3), wherein the longitudinal steel bars (4(a)) are arranged in longitudinal steel bar grooves (1(c)) of the standard special-shaped blocks (1) which are laid on the same side, the transverse steel bars (4(b)) are arranged in transverse steel bar grooves (1(d)) of two reinforcing ribs (1(b)) which are opposite left and right, and the vertical steel bars (4(c)) are arranged in advance in the gap position between the two adjacent reinforcing ribs (1(b)) and vertically penetrate through the whole closed box-type wall structure (3) and are connected with concrete foundation steel bars in cast-in-situ foundation anchoring; after the masonry is finished, the closed box-type wall structure (3) is maintained to the design age, and then an internal concrete core (5) is formed in the closed box-type wall structure (3) in a post-pouring mode in a layered pouring mode from bottom to top.
2. A profiled block post-cast light retaining wall supporting structure according to claim 1, wherein: the end block (2) is a functional auxiliary block formed by removing a reinforcing rib (1(b)) on the basis of a standard profile block (1) or adding an end panel (2(a)) perpendicular to a block panel (1(a)) in the vertical direction on the basis of a half of the standard profile block (1), and the reinforcement cage (4) further comprises a longitudinal reinforcement (4(a)) arranged in a transverse reinforcement groove (1(d)) on the reinforcing rib (1(b)) of the opposite end block (2).
3. A profiled block post-cast light retaining wall supporting structure according to claim 1, wherein: the standard special-shaped block (1) further comprises two transverse reinforcing steel bar anchoring holes (1(e)) which are respectively arranged between the block body panel (1(a)) and the reinforcing rib (1(b)) along the vertical direction; the transverse steel bar (4(b)) is in an inverted U shape, and two ends of the transverse steel bar (4(b)) are respectively inserted into the transverse steel bar anchoring holes (1(e)) of the corresponding standard special-shaped blocks (1).
4. A heterogeneous block post-cast light retaining wall supporting structure according to claim 3, wherein: the transverse steel bar anchoring hole (1(e)) is of a round hole structure, and the hole depth is not less than 100 mm.
5. A profiled block post-cast light retaining wall supporting structure according to claim 1, wherein: the groove depth of the longitudinal bar groove (1(c)) is not less than 2 times of the groove depth of the transverse bar groove (1 (d)).
6. A profiled block post-cast light retaining wall supporting structure according to claim 1, wherein: the vertical reinforcing steel bars (4(c)) are fixed at the middle position between two adjacent reinforcing ribs (1(b)) through temporary fixing buckles.
7. A profiled block post-cast light retaining wall supporting structure according to claim 1, wherein: the closed box-type wall body structure (3) is a cantilever type retaining wall structure or a counterfort type retaining wall structure.
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| CN202020478273.8U CN212336084U (en) | 2020-04-03 | 2020-04-03 | Special-shaped block post-pouring type light retaining wall supporting structure |
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| CN202020478273.8U CN212336084U (en) | 2020-04-03 | 2020-04-03 | Special-shaped block post-pouring type light retaining wall supporting structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113027034A (en) * | 2021-03-19 | 2021-06-25 | 江苏华江建设集团有限公司 | Assembled building block, wall body built by applying assembled building block and method |
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2020
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113027034A (en) * | 2021-03-19 | 2021-06-25 | 江苏华江建设集团有限公司 | Assembled building block, wall body built by applying assembled building block and method |
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