CN118110205A - Construction method of stepped concrete structure - Google Patents
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- CN118110205A CN118110205A CN202410452519.7A CN202410452519A CN118110205A CN 118110205 A CN118110205 A CN 118110205A CN 202410452519 A CN202410452519 A CN 202410452519A CN 118110205 A CN118110205 A CN 118110205A
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- 238000010276 construction Methods 0.000 title claims abstract description 35
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 66
- 239000010959 steel Substances 0.000 claims abstract description 66
- 230000000149 penetrating effect Effects 0.000 claims abstract description 59
- 238000000034 method Methods 0.000 claims abstract description 17
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 6
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 6
- 241001330002 Bambuseae Species 0.000 claims description 6
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 6
- 239000011425 bamboo Substances 0.000 claims description 6
- 239000011120 plywood Substances 0.000 claims description 6
- 239000002023 wood Substances 0.000 claims description 6
- 238000005520 cutting process Methods 0.000 claims description 5
- 238000013461 design Methods 0.000 claims description 3
- 238000009415 formwork Methods 0.000 abstract description 12
- 239000000463 material Substances 0.000 abstract description 5
- 238000007788 roughening Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000000465 moulding Methods 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 12
- 238000004873 anchoring Methods 0.000 description 7
- 238000009434 installation Methods 0.000 description 5
- 239000011229 interlayer Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
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Abstract
The invention relates to a construction method of a stepped concrete structure, which comprises the following steps of preparing for construction; positioning templates, wherein the templates comprise a ladder foundation template and an upper wall template; installing a ladder foundation template; installing an upper wall form; pouring concrete; and (5) removing the template. According to the invention, the wall body supporting baffle is cantilever supported through the channel steel framework and the cone wall penetrating bolts I, and a finalized formwork supporting and stressing system is formed together with the step foundation formwork, so that the step foundation formwork and the upper wall formwork are installed in place at one time, the integral one-time pouring molding of the step concrete structure is realized, no horizontal construction joint exists, and the waterproof effect of the wall body is improved; the manufacturing is simple, the disassembly and assembly are convenient, and the material cost and the construction cost are low; the maintenance procedures are reduced, the construction period is saved, the unstable structure of the foundation part and the wall part caused by the roughening quality problem is avoided, the construction method can be suitable for construction under various environments, the flexibility is high, and the practicability is high.
Description
Technical Field
The invention relates to the technical field of concrete wall construction, in particular to a construction method of a stepped concrete structure.
Background
The stepped concrete structure is commonly used in engineering such as factory building foundation, highway retaining wall, embankment wave wall, etc. In the construction of the stepped concrete structure, a layered formwork support and layered pouring method are adopted, namely, after the lower-layer foundation concrete is poured by the formwork support, roughening is carried out on the interlayer connection part, then the upper-layer concrete is poured by the formwork support, and the concrete foundation needs to be maintained during layered pouring. An internal filling type prefabricated assembled lattice box-type retaining wall disclosed in Chinese patent CN111794270B is realized by firstly leveling a site, vibrating and tamping a foundation of a concrete foundation of a retaining wall structure, binding steel bars of the concrete foundation, setting foundation anchoring steel bars, laying temporary support steel structure steel supports of a retaining wall bottom standard block and an end block, welding steel frame supports and the like; secondly, hanging a bottom standard block and an end block of the box-type retaining wall, placing the bottom standard block and the end block on a temporary support steel structure, pouring a concrete foundation, curing foundation concrete, and keeping the age at least 7 days; then, continuously hoisting the standard blocks and the end blocks of the second layer and the third layer until the designed elevation of the wall top is reached, simultaneously setting inter-block anchoring steel bars along the height direction of the wall, locking the inter-block anchoring steel bars through anchoring steel bar fasteners, fixedly connecting the anchoring steel bars with basic anchoring steel bars after the box-type retaining wall is assembled, bypassing the transverse panel or the transverse rib plate of the top precast block, and locking the vertical through anchoring steel bars; then filling materials in the box into the prefabricated assembled lattice box-type retaining wall; and finally, lifting and assembling the standard jacking block and the end jacking block, thus completing the whole implementation process.
The method has low work efficiency and long construction period, and the foundation concrete and the filling materials in the box are poured separately and are different in materials, so that the integral stability of the structure is not facilitated, and the horizontal construction joint at the interlayer connection position is easy to leak.
Disclosure of Invention
The invention aims to provide a construction method of a stepped concrete structure, which solves the defects in the prior art, and the technical problem to be solved by the invention is realized by the following technical scheme.
A construction method of a stepped concrete structure comprises the following steps,
S1, preparing construction; the method comprises the steps of guiding and measuring a dimension control line and a basic plane position line of a concrete structure wall body according to a design drawing, then digging a foundation trench, and cleaning the foundation trench;
s2, positioning a template; drawing out an inner line, an edge line and an outer control line of a template according to a size control line of a concrete structure wall body, wherein the template comprises a ladder foundation template and an upper wall body template;
S3, installing a ladder foundation template; the method comprises the steps that transverse ribs are fixedly installed on the outer sides of foundation support baffles, the foundation support baffles with the transverse ribs are vertically installed on the left side and the right side in a foundation groove and are longitudinally spliced, the distance between the foundation support baffles on the left side and the right side is matched with the thickness of a stepped foundation part at the lower end of a concrete structure wall body, the transverse ribs are horizontally installed on the outer sides of the foundation support baffles and are vertically arranged at intervals, the foundation support baffles on the left side and the right side in the foundation groove are fixedly connected through cone wall penetrating bolts II, and the outer ends of the cone wall penetrating bolts II are fastened through channel steel frameworks and vertical ribs I;
S4, installing an upper wall template; the method comprises the steps that a vertical rib II is installed on the outer side of a wall body supporting baffle, the wall body supporting baffle with the vertical rib II is longitudinally spliced and laid along the inner line of an upper wall body, the wall body supporting baffle is positioned and supported through a channel steel framework, the wall body supporting baffles on the left side and the right side are fixedly connected through a cone wall penetrating bolt I, and the outer end of the cone wall penetrating bolt I is fastened through a supporting steel pipe which is transversely arranged;
S5, pouring concrete; when pouring, pouring the concrete layer by layer with the thickness of 30cm, vibrating the concrete of each layer, inserting and pulling out the vibrating rod quickly and slowly during vibrating, keeping the distance from the template at the side of 50-100 mm, and inserting the lower layer concrete by 50-100 mm, wherein the moving distance during vibrating is not more than 1.5 times of the action radius of the vibrating rod until the concrete is compacted;
s6, removing the template.
Preferably, in S3, the channel steel framework includes a vertical portion, a horizontal portion vertically connected with an upper end of the vertical portion, and a vertical edge portion vertically connected with an end of the horizontal portion, a bottom end of the horizontal portion extends outwards beyond the vertical edge portion to form a flange, a width of the flange is matched with a thickness of the wall supporting baffle, and the wall supporting baffle is erected on the flange.
Preferably, the vertical part is provided with a mounting hole matched with the outer end part of the cone wall penetrating bolt II.
Preferably, the foundation support baffle is made of a bamboo plywood, the transverse ribs are formed by cutting square wood strips, the vertical ribs I are two steel pipes, and the two steel pipes are respectively arranged on the front side and the rear side of the outer end part of the cone wall penetrating bolt II and clamp and fix the cone wall penetrating bolt II.
Preferably, the thickness of the foundation supporting baffle is 12mm, the diameter of the steel pipe of the vertical ridge I is 48mm, the height of the steel pipe is not smaller than the height of the step foundation part, and the diameter of the bolt rod of the cone through-wall bolt II is 16mm.
Preferably, in S3, the number of the cone wall penetrating bolts II is a plurality of and longitudinally spaced, the distance between two adjacent cone wall penetrating bolts II is 50cm, the number of the channel steel frameworks is a plurality of and longitudinally spaced, and the distance between two adjacent channel steel frameworks is 100cm.
Preferably, the wall body supporting baffle is supported by a bamboo plywood, the vertical edges II are formed by cutting square wood strips, the supporting steel pipes comprise two round steel pipes, and the two round steel pipes are respectively arranged on the upper side and the lower side of the outer end part of the cone wall penetrating bolt I and clamp and fix the cone wall penetrating bolt I.
Preferably, the thickness of the wall body supporting baffle is 12mm, the diameter of the supporting steel pipe is 48mm, and the diameter of the bolt rod of the cone wall penetrating bolt I is 16mm.
Preferably, in S4, the number of the cone wall penetrating bolts I is plural, and the cone wall penetrating bolts I are respectively arranged at intervals along the longitudinal direction and the vertical direction.
Preferably, when installing the cone and wearing the wall bolt I, firstly installing a wall body supporting baffle on one side, penetrating the bolt rod of the cone and wearing the wall bolt I into a preset bolt hole on the wall body supporting baffle, adjusting the interval of cone nuts according to the thickness of an upper wall body to limit the interval of the wall body supporting baffles on two sides, then assembling the wall body supporting baffle on the other side, penetrating the other end of the cone and wearing the wall bolt I into the wall body supporting baffle during assembling, and fastening the outer end of the cone and wearing the wall bolt I through a supporting steel pipe after assembling.
Compared with the prior art, the construction method of the stepped concrete structure has the following beneficial effects:
1) The wall body supporting baffle is cantilever supported through the channel steel framework and the cone wall penetrating bolts I, and a finalized formwork supporting and stress system is formed together with the step foundation formwork, so that the step foundation formwork and the upper wall formwork are installed in place at one time, the integral one-time pouring molding of the step concrete structure is realized, no horizontal construction joint exists, and the waterproof effect of the wall body is improved;
2) The wall body supporting baffle is cantilever supported through the channel steel framework and the cone wall penetrating bolts I, so that the manufacturing is simple, the disassembly and assembly are convenient, and the material cost and the construction cost are low;
3) Compared with the mode of layered formwork supporting and layered pouring in the prior art, the method reduces maintenance procedures, saves construction period, and also avoids the unstable structure of a foundation part and a wall part caused by the problem of roughening quality;
4) The foundation support baffle and the wall support baffle are spliced to form the main support edge, the number and the size of the foundation support baffle, the wall support baffle, the cone wall penetrating bolts and the support edges can be determined according to the field environment, the construction under various environments can be adapted, the flexibility is high, and the practicability is strong.
Drawings
FIG. 1 is a flow chart of the present invention;
FIG. 2 is a schematic view of the installation structure of the stair foundation form and the upper wall form according to the present invention;
FIG. 3 is a schematic view of the structure of the channel steel framework of the present invention;
FIG. 4 is a schematic view of another angle of the channel framework of the present invention;
FIG. 5 is a schematic view of the structure of the concrete body of the ladder structure of the present invention;
the reference numerals in the drawings are in turn: 1. the foundation support baffle, 2, the transverse ribs, 3, the channel steel framework, 31, the vertical part, 32, the horizontal part, 33, the vertical side part, 34, the flange, 35, the mounting hole, 4, the wall support baffle, 5, the vertical ribs II,6, the cone wall penetrating bolts I,61, the cone screw cap, 7, the support steel pipe, 8, the cone wall penetrating bolts II,9, the stepped concrete structure body, 91, the stepped foundation part, 92 and the upper wall.
Detailed Description
It should be noted that, without conflict, the embodiments of the present application and features of the embodiments may be combined with each other. The application will be described in detail below with reference to the drawings in connection with embodiments.
Referring to fig. 1 and 5, in a construction method of a stepped concrete structure, the improvement comprises: comprises the following steps of the method,
S1, preparing construction; according to a design drawing, the size control line and the basic plane position line of the concrete structure wall body 9 are guided and measured, then a foundation groove is excavated, the foundation groove is cleaned, no ponding and no sundries are required to be arranged in the foundation groove, and the inner wall of the foundation groove is smooth and stable;
S2, positioning a template; the inner line, the side line and the outer control line of the template are led out according to the size control line of the concrete structure wall body so as to facilitate the installation and correction of the template, the side line is corrected frequently in the subsequent template installation process so as to ensure that the size of each part meets the requirements, and a level gauge is used for leading the horizontal elevation into a groove from a leveling point to serve as the basis for the control of the template installation height; the templates comprise a ladder foundation template and an upper wall template;
S3, installing a ladder foundation template; the transverse ribs 2 are fixedly arranged on the outer side of the foundation support baffle 1 to increase the strength of the foundation support baffle 1, bolt holes for penetrating the cone wall penetrating bolts II8 are drilled in advance on the foundation support baffle 1 according to the installation interval of the cone wall penetrating bolts II8, and stacking is carried out after numbering according to sections; the foundation supporting baffle plates 1 provided with the transverse ribs 2 are vertically arranged at the left side and the right side in the foundation trench and are longitudinally spliced, so that the splicing is required to be firm and tight, and slurry leakage is avoided when concrete is poured; the distance between the foundation support baffles 1 on the left side and the right side is matched with the thickness of the stepped foundation part 91 at the lower end of the concrete structure wall body 9, the transverse ribs 2 are horizontally arranged on the outer side of the foundation support baffles 1 and are arranged at intervals up and down, the foundation support baffles 1 on the left side and the right side in the foundation tank are fixedly connected through cone wall penetrating bolts II8, and the outer ends of the cone wall penetrating bolts II8 are fastened through channel steel frameworks 3 and vertical ribs I;
Further, referring to fig. 2 to 4, the channel-steel framework 3 includes a vertical portion 31, a horizontal portion 32 vertically connected to an upper end of the vertical portion 31, and a vertical edge portion 33 vertically connected to an end of the horizontal portion 32, wherein a bottom end of the horizontal portion 32 extends outwards beyond the vertical edge portion 33 to form a flange 34, a width of the flange 34 matches a thickness of the wall-supporting baffle 4, and the wall-supporting baffle 4 is erected on the flange 34. Further, the vertical portion 31 is provided with a mounting hole 35 matched with the outer end portion of the cone wall penetrating bolt II8, and the mounting hole 35 is used for mounting the cone wall penetrating bolt II8. The channel steel framework 3 is formed by welding No. 5 channel steel, the sizes of the vertical part 31 and the horizontal part 32 are determined according to the size of the step base part 91, the thickness of the base supporting baffle plate 1 and the size of the transverse edge 2, and the size of the flange 34 is determined according to the thickness of the wall supporting baffle plate 4.
Further, the base supporting baffle 1 is made of a bamboo plywood, the transverse ribs 2 are formed by cutting square wood strips, the vertical ribs I are two steel pipes, and the two steel pipes are respectively arranged on the front side and the rear side of the outer end part of the cone wall penetrating bolt II8 and clamp and fix the cone wall penetrating bolt II 8.
Further, the thickness of the foundation supporting baffle 1 is 12mm, the diameter of the steel pipe of the vertical ridge I is 48mm, the height of the steel pipe is not smaller than the height of the step foundation part 91, and the diameter of the bolt rod of the cone through-wall bolt II8 is 16mm.
Further, the number of the cone through-wall bolts II8 is multiple, the cone through-wall bolts II are longitudinally arranged at intervals, the distance between every two adjacent cone through-wall bolts II8 is 50cm, the number of the channel steel frameworks 3 is multiple, the cone through-wall bolts II are longitudinally arranged at intervals, and the distance between every two adjacent channel steel frameworks 3 is 100cm.
S4, installing an upper wall template; when in installation, the channel steel framework 3 below is used for cantilever fixation of the wall body supporting baffle 4; firstly, mounting a vertical rib II5 on the outer side of a wall body supporting baffle 4, erecting the wall body supporting baffle 4 provided with the vertical rib II5 on a flange 34 of a channel steel framework 3, and longitudinally splicing along the inner line of an upper wall body, wherein the splicing is required to be firm and firm, and a seam is tight, so that slurry leakage is avoided when concrete is poured; correcting whether the wall body supporting baffle 4 is vertical or not through a plumb bob, and performing diagonal bracing fixation through square timber to initially keep the wall body supporting wall board 4 vertically stable; the wall body supporting baffles 4 on the left side and the right side are fixedly connected through cone wall penetrating bolts I6, the number of the cone wall penetrating bolts I6 is multiple, the cone wall penetrating bolts I6 are respectively distributed at intervals along the longitudinal direction and the vertical direction, when the cone wall penetrating bolts I6 are installed, firstly, one side of the wall body supporting baffles 4 are installed, bolt rods of the cone wall penetrating bolts I6 are penetrated into preset bolt holes on the wall body supporting baffles 4, spacing is carried out on the spacing of the wall body supporting baffles 4 on the two sides by adjusting the spacing of cone nuts 61 according to the thickness of an upper wall 92, then the wall body supporting baffles 4 on the other side are assembled, the other ends of the cone wall penetrating bolts I6 are penetrated into the wall body supporting baffles 4 during assembly, and after assembly, the outer ends of the cone wall penetrating bolts I6 are fastened through supporting steel pipes 7; the outer ends of the cone wall penetrating bolts I6 are fastened through the supporting steel pipes 7 which are transversely arranged.
Further, the wall body supporting baffle 4 is supported by adopting a bamboo plywood, the vertical edges II5 are cut by square wood strips, the supporting steel pipes 7 comprise two round steel pipes, and the two round steel pipes are respectively arranged on the upper side and the lower side of the outer end part of the cone wall penetrating bolt I6 and clamp and fix the cone wall penetrating bolt I6.
Further, the thickness of the wall body supporting baffle 4 is 12mm, the diameter of the supporting steel pipe 7 is 48mm, and the diameter of the bolt rod of the cone wall penetrating bolt I6 is 16mm.
S5, pouring concrete; before pouring, firstly checking and correcting the step foundation templates and the upper wall templates. The concrete is commercial concrete and is discharged through a chute, the concrete of the step foundation part 91 is poured first, and after the pouring is completed and stabilized, the concrete of the upper wall 92 is poured before initial setting. When pouring, pouring the concrete layer by layer with the thickness of 30cm, vibrating the concrete of each layer, quickly inserting and slowly pulling out the vibrating rod during vibrating, keeping the distance from the template at the side of 50-100 mm, inserting the lower layer concrete by 50-100 mm, and enabling the moving distance during vibrating to be not more than 1.5 times of the action radius of the vibrating rod until the concrete is compacted, and slowly lifting out the concrete without leaving a cavity; the dense standard is that the concrete stops sinking, no bubbles are generated, and the surface is flat and is fluctuated; when pouring, the order is ensured to shift point by point, and the omission is avoided, so that uniform compaction is realized.
S6, removing the template.
It should be noted that the foregoing detailed description is exemplary and is intended to provide further explanation of the application. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present application. As used herein, the singular is intended to include the plural unless the context clearly indicates otherwise. Furthermore, it will be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, steps, operations, devices, components, and/or groups thereof.
It should be noted that the terms "first," "second," and the like in the description and the claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the terms so used are interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or otherwise described herein.
Furthermore, the terms "comprise" and "have," as well as any variations thereof, are intended to cover a non-exclusive inclusion. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those elements but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
Spatially relative terms, such as "above … …," "above … …," "upper surface on … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations 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 "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations "above … …" and "below … …". The device may also be positioned in other different ways, such as rotated 90 degrees or at other orientations, and the spatially relative descriptors used herein interpreted accordingly.
In the above detailed description, reference is made to the accompanying drawings, which form a part hereof. In the drawings, like numerals typically identify like components unless context indicates otherwise. The illustrated embodiments described in the detailed description, drawings, and claims are not meant to be limiting. Other embodiments may be utilized, and other changes may be made, without departing from the spirit or scope of the subject matter presented herein.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A construction method of a stepped concrete structure is characterized by comprising the following steps: comprises the following steps of the method,
S1, preparing construction; the size control line and the basic plane position line of the concrete structure wall body (9) are guided and measured according to a design drawing, then a foundation groove is excavated, and the foundation groove is cleaned;
s2, positioning a template; drawing out an inner line, an edge line and an outer control line of a template according to a size control line of a concrete structure wall body, wherein the template comprises a ladder foundation template and an upper wall body template;
S3, installing a ladder foundation template; the method comprises the steps that transverse ribs (2) are fixedly installed on the outer sides of foundation support baffles (1), the foundation support baffles (1) provided with the transverse ribs (2) are vertically installed on the left side and the right side in a foundation groove and are longitudinally spliced, the distance between the foundation support baffles (1) on the left side and the right side is matched with the thickness of a step foundation part (91) at the lower end of a concrete structure wall body (9), the transverse ribs (2) are horizontally installed on the outer sides of the foundation support baffles (1) and are vertically arranged at intervals, the foundation support baffles (1) on the left side and the right side in the foundation groove are fixedly connected through cone wall penetrating bolts II (8), and the outer ends of the cone wall penetrating bolts II (8) are fastened through channel steel frameworks (3) and vertical ribs I;
S4, installing an upper wall template; the method comprises the steps that a vertical rib II (5) is installed on the outer side of a wall body supporting baffle (4), the wall body supporting baffle (4) provided with the vertical rib II (5) is longitudinally spliced and laid along the inner line of an upper wall body, the wall body supporting baffle (4) is positioned and supported through a channel steel framework (3), the wall body supporting baffles (4) on the left side and the right side are fixedly connected through cone wall penetrating bolts I (6), and the outer ends of the cone wall penetrating bolts I (6) are fastened through supporting steel pipes (7) which are transversely arranged;
S5, pouring concrete; when pouring, pouring the concrete layer by layer with the thickness of 30cm, vibrating the concrete of each layer, inserting and pulling out the vibrating rod quickly and slowly during vibrating, keeping the distance from the template at the side of 50-100 mm, and inserting the lower layer concrete by 50-100 mm, wherein the moving distance during vibrating is not more than 1.5 times of the action radius of the vibrating rod until the concrete is compacted;
s6, removing the template.
2. The construction method of the stepped concrete structure according to claim 1, wherein: s3, channel-section steel skeleton (3) include vertical portion (31), with horizontal portion (32) that upper end of vertical portion (31) is perpendicular to be connected, with perpendicular limit portion (33) that are connected of tip of horizontal portion (32), the bottom of horizontal portion (32) outwards extends surpass perpendicular limit portion (33) forms flange (34), the width of flange (34) with thickness phase-match of wall body support baffle (4), wall body support baffle (4) erect with on flange (34).
3. The construction method of the stepped concrete structure according to claim 2, wherein: and the vertical part (31) is provided with a mounting hole (35) matched with the outer end part of the cone wall penetrating bolt II (8).
4. The construction method of the stepped concrete structure according to claim 1, wherein: the foundation support baffle (1) is made of bamboo plywood, the transverse ribs (2) are formed by cutting square wood strips, the vertical ribs I are two steel pipes, and the two steel pipes are respectively arranged on the front side and the rear side of the outer end part of the cone wall penetrating bolt II (8) and clamp and fix the cone wall penetrating bolt II (8).
5. The construction method of the stepped concrete structure according to claim 4, wherein: the thickness of the foundation supporting baffle plate (1) is 12mm, the diameter of the steel pipe of the vertical ridge I is 48mm, the height of the steel pipe is not smaller than the height of the step foundation part (91), and the diameter of the bolt rod of the cone through-wall bolt II (8) is 16mm.
6. The construction method of the stepped concrete structure according to claim 1, wherein: in S3, the number of the cone wall penetrating bolts II (8) is multiple and is longitudinally arranged at intervals, the distance between two adjacent cone wall penetrating bolts II (8) is 50cm, the number of the channel steel frameworks (3) is multiple and is longitudinally arranged at intervals, and the distance between two adjacent channel steel frameworks (3) is 100cm.
7. The construction method of the stepped concrete structure according to claim 1, wherein: the wall body supporting baffle (4) is supported by a bamboo plywood, the vertical edges II (5) are formed by cutting square wood strips, the supporting steel pipes (7) comprise two round steel pipes, and the two round steel pipes are respectively arranged on the upper side and the lower side of the outer end part of the cone wall penetrating bolt I (6) and clamp and fix the cone wall penetrating bolt I (6).
8. The construction method of the stepped concrete structure according to claim 7, wherein: the thickness of the wall body supporting baffle plate (4) is 12mm, the diameter of the supporting steel pipe (7) is 48mm, and the diameter of the bolt rod of the cone wall penetrating bolt I (6) is 16mm.
9. The construction method of the stepped concrete structure according to claim 1, wherein: in S4, the number of the cone wall penetrating bolts I (6) is a plurality of, and the cone wall penetrating bolts I (6) are respectively distributed at intervals along the longitudinal direction and the vertical direction.
10. The construction method of the stepped concrete structure according to claim 1, wherein: when installing cone wall penetrating bolt I (6), wall body supporting baffle (4) of one side is installed at first, in wearing to locate the bolt pole of wall body supporting baffle (4) in the bolt hole of predetermineeing on the wall body supporting bolt I (6), spacing in order to carry out spacing to wall body supporting baffle (4) of both sides according to the interval of the thickness adjustment cone nut (61) of upper portion wall body (92), then assemble wall body supporting baffle (4) of opposite side, wear to locate wall body supporting baffle (4) with the other end of cone wall penetrating bolt I (6) during assembling, after assembling, fasten the outer end of wall penetrating bolt I (6) to the cone through supporting steel pipe (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410452519.7A CN118110205A (en) | 2024-04-16 | 2024-04-16 | Construction method of stepped concrete structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410452519.7A CN118110205A (en) | 2024-04-16 | 2024-04-16 | Construction method of stepped concrete structure |
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| Publication Number | Publication Date |
|---|---|
| CN118110205A true CN118110205A (en) | 2024-05-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410452519.7A Pending CN118110205A (en) | 2024-04-16 | 2024-04-16 | Construction method of stepped concrete structure |
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| Country | Link |
|---|---|
| CN (1) | CN118110205A (en) |
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- 2024-04-16 CN CN202410452519.7A patent/CN118110205A/en active Pending
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