CN114033105B - Construction process of reinforcing steel bar protective layer filler strip for wall column and beam slab structure - Google Patents
Construction process of reinforcing steel bar protective layer filler strip for wall column and beam slab structure Download PDFInfo
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- CN114033105B CN114033105B CN202111321427.8A CN202111321427A CN114033105B CN 114033105 B CN114033105 B CN 114033105B CN 202111321427 A CN202111321427 A CN 202111321427A CN 114033105 B CN114033105 B CN 114033105B
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/16—Auxiliary parts for reinforcements, e.g. connectors, spacers, stirrups
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/16—Auxiliary parts for reinforcements, e.g. connectors, spacers, stirrups
- E04C5/20—Auxiliary parts for reinforcements, e.g. connectors, spacers, stirrups of material other than metal or with only additional metal parts, e.g. concrete or plastics spacers with metal binding wires
Abstract
The invention discloses a construction process of a reinforcing steel bar protection layer filler strip for a wall column and beam slab structure, which comprises the following steps: s1, prefabricating a reinforcing steel bar protective layer filler strip, wherein the reinforcing steel bar protective layer filler strip comprises a plurality of cushion block units, and every two adjacent cushion block units are detachably connected through side ends; each cushion block unit comprises a flexible gasket, two rows of hard cushion strips are arranged on the front surface or the back surface of each flexible gasket at intervals, each row of hard cushion strips consists of a plurality of hard clamping strips arranged at intervals, and a clamping gap is formed between every two adjacent hard clamping strips; the two rows of hard clamping strips in each cushion block unit are arranged in a staggered mode, after the two rows of hard clamping strips are oppositely corresponding and pressed downwards, cushion strips are formed, and the distance between the upper end face and the lower end face of each cushion strip is larger than the set thickness of the plate rib protective layer; s3, cleaning the template; s4, fixing the filler strip on the inner side of the template; s5, binding steel bars and assembling the dies; s6, pouring concrete; and S7, removing the mold.
Description
Technical Field
The invention relates to a beam column and beam slab construction process, in particular to a reinforcing steel bar protective layer filler strip construction process for a wall column and beam slab structure.
Background
The concrete protection layer is a part of concrete which plays a role in protecting reinforcing steel bars from being directly exposed in a concrete member. If the concrete protective layer is too thick, cracks are easily generated on the surface of the concrete, the effective height of the section is reduced, and the bending bearing capacity of the section is reduced; if the thickness of the protective layer is missing or too thin, the capability of the concrete structure for preventing moist gas and water from permeating can be reduced, so that the reinforcing steel bars are corroded and expanded to damage the concrete, and in a serious case, the reinforcing steel bars can be exposed on the surface of the concrete, so that the reinforcing steel bars are exposed in the atmosphere or other media to be corroded and rusted.
At present, the thickness of a steel bar protective layer of a foundation slab is mainly controlled by a mode of placing a cushion block under a steel bar of the slab. The cushion is put and the ligature construction needs alternate in the bottom plate reinforcement in-process, sets up comparatively inconveniently, has prolonged basic reinforcement's engineering time, and simultaneously, traditional cushion mainly is cubic, places for the multiple spot position when placing, appears leaking easily and puts or place the too big phenomenon of interval placing the in-process to make the cushion produce shear force easily and destroy, seriously influence engineering quality.
In order to solve the problems, the Chinese patent with the application number of 202022819092x discloses a steel bar protective layer cushion block easy to separate for use, which comprises a hollow framework formed by connecting a plurality of transverse ribs and vertical ribs, wherein a plurality of supporting legs are arranged on the lower surface of the hollow framework. This cushion is the support body structure, and is more convenient than traditional cushion, and installation is more convenient, and structural strength is high, can effectively ensure the engineering quality, but its whole rigidity that is not convenient for accomodate, simultaneously, can not change the interval between each support point position according to the application environment, and the commonality is relatively poor.
Disclosure of Invention
Aiming at the defects of the prior art, the technical problems to be solved by the invention are as follows: how to provide a construction convenience, the efficiency of construction is high, and can effectively ensure the engineering quality, accomodate convenient reinforcing bar protective layer filler strip construction technology.
In order to solve the technical problem, the invention adopts the following technical scheme:
the utility model provides a reinforcing bar protective layer filler strip construction process for wall post, beam slab structure which characterized in that, it includes following step: s1, prefabricating a reinforcing steel bar protection layer filler strip in a factory, wherein the reinforcing steel bar protection layer filler strip comprises a plurality of cushion block units, and every two adjacent cushion block units are detachably connected through side ends; each cushion block unit comprises a rectangular flexible gasket, two rows of hard gasket strips are arranged on the front surface or the back surface of each flexible gasket at intervals, each row of hard gasket strips consists of a plurality of hard clamping strips arranged at intervals, and a clamping gap is formed between every two adjacent rows of hard clamping strips; two rows of hard clamping strips in each cushion block unit are arranged in a staggered mode, after the flexible gasket is bent under external force, one row of hard clamping strips corresponds to each clamping gap in the other row of hard clamping strips, the hard clamping strips can be clamped in the clamping gaps of the row of hard clamping strips after being pressed down under the external force, a strip-shaped cushion strip is formed, and the distance between the upper end face and the lower end face of the cushion strip is larger than the set thickness of the plate rib protective layer; the reinforcing steel bar protective layer filler strip can be curled from one side to the other side to be cylindrical or columnar; s2, early preparation, namely transferring the rolled steel bar protection layer filler strips to a construction site, then unfolding, detaching the required cushion block units according to needs, folding the hard clamping strips in the cushion block units in opposite directions, and pressing down to form a plurality of filler strips; s3, template cleaning: after the construction of the template bottom die is completed, cleaning the surface of the template, and brushing a release agent; s4, mounting a plurality of filler strips on the template at intervals, clamping the filler strips to be fixed in the U-shaped line card by adopting the U-shaped line card during mounting, and then nailing a screw into a fixing hole of the U-shaped line card from the outer side of the template, so that the filler strips can be fixed on the template; when in fixation, each cushion strip is fixed by at least two U-shaped line clamps, and the cushion strips are distributed at intervals; s5, binding steel bars and closing the dies, binding the steel bars according to design and drawing requirements, and closing the dies of the beam column and the wall template after the binding of the steel bars is finished; s6, pouring concrete; and S7, removing the mold, wherein the screws of the U-shaped line cards fixed on each template need to be taken out of the template before removing the mold. Like this, adopt the filler strip to replace traditional cushion, the filler strip is rectangular form to can once only satisfy multiple spot position reinforcing bar and support, effectively save installation time, promote the efficiency that sets up of cushion. The filler strip that sets up adopts U type line card to fix on the template, and this fixed mode is simple, convenient, and fixed comparatively firm, directly can realize the setting of filler strip after closing the mould. Simultaneously, this fixed mode can prevent effectively that the filler strip from shifting behind concrete placement, during later stage form removal, also only need with the screw take out can, can not cause the destruction to the template, the screw that takes out can also reuse. During the transportation, follow flexible pad one side and roll up the back to the opposite side, whole control cushion is cylindricly promptly, accomodates and transports comparatively conveniently. The mode of filler strip interval fixation on the template compares the tradition and arranges the cushion in the mode on the reinforcing bar, and is fixed more convenient, and dismantles also comparatively conveniently, can not influence other operations during the installation, and the efficiency of construction is high. After the filler strip is fixed on the template, the fixing mode can be simplified, and meanwhile, the filler strip is not easy to shift when concrete mortar is poured. And the casting thickness of the concrete can meet the requirement, and the exposed ribs on the surface of the concrete can be avoided. The hard clamping strips are arranged at intervals, so that the cushion block has flexibility when not clamped and fastened, and is convenient to fold. The distance between the upper end face and the lower end face of the folded filler strip is slightly larger than the thickness of the set steel bar protective layer, so that the template has a certain deformation amount when the template is closed, and the filler strip is consistent with the thickness of the steel bar protective layer after being slightly deformed under external pressure, thereby accurately controlling the thickness of the steel bar protective layer.
Furthermore, when the beam width is larger than or equal to 300mm, at least 3 groups of cushion strips which are arranged along the beam bottom in a full-covering mode are arranged; when the beam width is less than 300mm, at least 2 groups of filler strips arranged along the beam bottom are arranged in a full-coverage mode; when the side length of the column is more than 1000mm, at least 4 groups of cushion strips are arranged in a full-coverage mode; when the area of the cross section of the column is more than or equal to 600mm and less than or equal to 1000mm, the number of the cushion strips is not less than 3, and when the area of the cross section of the column is less than 600mm, the number of the cushion strips is not less than 2; the shear wall and the plate surface are arranged in a full length mode according to not less than 3 groups in the width of 1000mm, and the long edge direction of the filler strip is parallel to the bottom rib directions of the shear wall and the plate surface. Like this, when setting up the filler strip, can be according to the different fixed different quantity filler strips of site operation condition and applied object for the setting of filler strip can satisfy the support needs promptly, and save material that can also furthest reduces engineering cost.
Further, all be equipped with one between per two adjacent cushion units and easily tear the mouth, easily tear the mouth and set up along the length direction of stereoplasm filler strip, be equipped with the easy strip that tears that a width is less than the easy width of tearing the mouth in easily tearing the mouth, be equipped with a plurality ofly at the easy arch of tearing the flexible cushion that the mouth corresponds the side and being connected of tearing the strip both sides interval. Like this, through easily tearing the strip with two adjacent cushion unit connections, when transporting, but lug connection, when using, pull up one side of easily tearing the strip and to the opposite side pulling back, can tear easily tearing the strip, with two cushion unit splits.
Furthermore, the bulge is in a dovetail shape, the width of one side close to the easy-tearing strip is larger than that of the other side, and the thickness of the bulge is gradually reduced from one side of the easy-tearing strip to the other side; one end of the easy-tearing strip extends out of the flexible gasket to form a pulling strip; when the cushion block unit is split, the stay is pulled to the other end of the easy-to-tear strip, the bulges on the two sides of the easy-to-tear strip are torn from the side ends of the flexible gaskets under the action of external force, and the cushion block unit is torn down to complete the splitting until all the bulges are torn. Like this, the junction is comparatively weak between two adjacent cushion units, and is more laborsaving when tearing. The provided brace is convenient for an operator to pull up the easy-to-tear strip quickly, and is more labor-saving and convenient to tear.
Furthermore, a gap is formed between every two adjacent cushion block units, a row of through holes are formed in the flexible cushion block of each cushion block unit at intervals along the length direction of the hard cushion strip, and the two adjacent cushion block units are connected after penetrating through the through holes of the cushion block units through a flexible rope; when the cushion block unit is disassembled, the flexible rope is only required to be untied and pulled out from the through hole. Like this, connect through flexible rope between two adjacent cushion units, the connected mode is simple, during the split, directly untie the flexible rope and take out can.
Furthermore, the flexible gasket is made of rubber, and the hard clamping strip is made of plastic or hard rubber. Therefore, the rubber has certain flexibility, can meet the folding requirement, has good chemical stability, excellent chemical corrosion resistance and organic solvent resistance, low water absorption performance and high tensile strength, and can effectively ensure the structural stability.
Furthermore, each hard clamping strip in each row is a cylinder with one end in an arc shape and the other end provided with a concave cavity; the arc ends of the hard clamping strips in each row of the cushion block units face to the same side. Like this, stereoplasm card strip bulk strength is high, can play the effect that the cushion supported, and simultaneously, the card is gone into comparatively conveniently between two rows of stereoplasm card strips, and behind the chucking, is mutual interlock form, can effectively ensure whole indeformable behind the chucking, and the stability of cushion is ensured to not pine and take off.
Further, the width between every two adjacent cushion block units is smaller than the width between the two rows of hard cushion strips in each cushion block unit. Therefore, the material of the flexible cushion block can be effectively saved, and the manufacturing cost is saved.
Furthermore, the distance between the central axes of two adjacent rows of hard cushion strips in each cushion block unit is half of the perimeter of the hard clamping strip. Therefore, after the hard clamping strips are tightly clamped and matched, the flexible gaskets at the side ends are in a tight state, and the overall hardness of the cushion block can be effectively ensured.
Drawings
FIG. 1 is a schematic structural diagram of a cushion block in the embodiment when the cushion block units are connected by easy-to-tear strips;
FIG. 2 is a schematic diagram of the structure of the cushion blocks in the embodiment when the cushion block units are connected by the adhesive tape;
FIG. 3 is a schematic perspective view of a cushion block unit;
FIG. 4 is a schematic structural view of a gasket strip formed when the cushion block unit is folded and clamped;
FIG. 5 is a schematic view of a fixing structure of the backing strip and the mold plate in the embodiment;
fig. 6 is a schematic view of an installation structure of the U-shaped line card and the filler strip in the embodiment.
Detailed Description
The invention is further illustrated by the following examples in conjunction with the drawings.
Example (b):
the construction process of the reinforcing steel bar protection layer filler strip for the wall column and beam slab structure, provided by the embodiment, comprises the following steps: s1, prefabricating a reinforcing steel bar protection layer filler strip in a factory, wherein the reinforcing steel bar protection layer filler strip comprises a plurality of cushion block units, and every two adjacent cushion block units are detachably connected through side ends; each cushion block unit 4 comprises a rectangular flexible gasket 1, two rows of hard cushion strips are arranged on the front surface or the back surface of each flexible gasket 1 at intervals, each row of hard cushion strips consists of a plurality of hard clamping strips 2 arranged at intervals, and a clamping gap 3 is formed between every two adjacent hard clamping strips 2 in each row; the two rows of hard clamping strips 2 in each cushion block unit are arranged in a staggered mode, after the flexible gasket 1 is bent under external force, one row of hard clamping strips 2 correspond to each clamping gap 3 in the other row of hard clamping strips 2, and can be clamped in the clamping gaps 3 of the row of hard clamping strips 2 after being pressed under the external force to form a strip-shaped cushion strip 4, and the distance between the upper end face and the lower end face of the cushion strip 4 is larger than the set thickness of the plate rib protective layer; the reinforcing steel bar protective layer filler strip can be curled from one side to the other side to be cylindrical or columnar; s2, preparing in an early stage, transferring the rolled reinforcing steel bar protective layer filler strips to a construction site, then unfolding, detaching the required cushion block units according to needs, oppositely folding the hard clamping strips 2 in the cushion block units, and pressing down to form a plurality of filler strips 4; s3, template cleaning: after the construction of the template bottom die is completed, cleaning the surface of the template, and brushing a release agent; s4, mounting a plurality of filler strips 4 on the template 7 at intervals, clamping the filler strips 4 to be fixed in the U-shaped line card 8 by adopting the U-shaped line card 8 during mounting, and then nailing a screw 9 into a fixing hole of the U-shaped line card 8 from the outer side of the template 7 so as to fix the filler strips on the template; when the fixing is carried out, each filler strip is fixed by at least two U-shaped line cards 8, and the filler strips 4 are distributed at intervals; s5, binding steel bars and closing the dies, binding the steel bars according to design and drawing requirements, and closing the dies of the beam column and the wall template after the binding of the steel bars is finished; s6, pouring concrete; and S7, removing the mold, wherein before removing the mold, the screws of the U-shaped line cards fixed on each template need to be taken out of the template.
When the beam width is larger than or equal to 300mm, at least 3 groups of filler strips which are arranged along the beam bottom in a full-covering mode are arranged; when the beam width is less than 300mm, at least 2 groups of cushion strips arranged along the beam bottom are arranged in a full-covering mode; when the side length of the column is more than 1000mm, at least 4 groups of cushion strips are arranged in a full-coverage mode; when the area of the cross section of the column is more than or equal to 600mm and less than or equal to 1000mm, the number of the cushion strips is not less than 3, and when the area of the cross section of the column is less than 600mm, the number of the cushion strips is not less than 2; the shear wall and the plate surface are arranged in a full length mode according to not less than 3 groups in the width of 1000mm, and the long edge direction of the filler strip is parallel to the bottom rib directions of the shear wall and the plate surface.
Specifically, two adjacent cushion block units 4 are connected and separated in the following ways:
(1) As shown in figure 1, be equipped with one between per two adjacent cushion units 4 and easily tear the mouth, easily tear the mouth and set up along the length direction of stereoplasm filler strip, be equipped with the easy strip 5 that tears that a width is less than the easy width of tearing the mouth in easily tearing the mouth, be equipped with a plurality ofly at the interval of easily tearing 5 both sides of strip and correspond the arch of side connection with easily tearing the mouth. The protrusion is in a dovetail shape, the width of one side close to the easy-tearing strip is larger than that of the other side, and the thickness of the protrusion is gradually reduced from one side of the easy-tearing strip to the other side. One end of the easy-tearing strip extends out of the flexible gasket to form a pulling strip; when the cushion block unit is split, the stay is pulled to the other end of the easy-to-tear strip, the bulges on the two sides of the easy-to-tear strip are torn from the side ends of the flexible gaskets under the action of external force, and the cushion block unit is torn down to complete the splitting until all the bulges are torn.
(2) As shown in fig. 2, an adhesive tape 6 is provided between two adjacent pad units 4, and the adhesive tape 6 is provided along the longitudinal direction of the pad units 4.
(3) A gap is arranged between two adjacent cushion block units 4, a row of through holes are arranged on the flexible cushion block of each cushion block unit 4 at intervals along the length direction of the hard cushion strip, and the two adjacent cushion block units are connected after penetrating through the through holes of the cushion block units through a flexible rope (not shown in the figure). When the cushion block unit is disassembled, the flexible rope is only required to be untied and pulled out from the through hole.
The flexible gasket in the embodiment is made of rubber, the hard clamping strips are made of plastic or hard rubber, and the flexible gasket and the hard clamping strips in each cushion block unit are formed by thermal molding.
Each hard clamping strip in each row is a cylinder with one end in an arc shape and the other end provided with a concave cavity; the arc ends of the hard clamping strips in each row of the cushion block units face to the same side.
In order to facilitate the clamping and fixing of the hard clamping strips 2 in each cushion block unit 4, each hard clamping strip 2 in each row is a cylinder with one end in an arc shape and the other end provided with a concave cavity; the arc ends of the hard clamping strips in each row of the cushion block units face to the same side. In a specific implementation, the hard clamping strips 2 may be quadrangular prisms, the lengths of the hard clamping strips are equal, and the clamping gaps between the two rows of hard clamping strips 2 are consistent.
The width between every two adjacent cushion block units is smaller than the width between two rows of hard cushion strips in each cushion block unit. The distance between the central axes of two adjacent rows of hard cushion strips in each cushion block unit is one half of the circumference of the hard clamping strip 2.
The filler strip and the process used by the invention can effectively control the thickness of the protective layer in the construction process, are simpler and more convenient, reduce the workload of repeatedly increasing the cushion block and facilitate the construction of engineering personnel. The main characteristics include:
(1) Is simple and convenient. The packing strip used by the invention can be compressed and curled into a bundle due to the elastic rubber and the zipper type design, is simple and convenient to transport and store, is easy to operate, can be quickly installed according to the required specification under the field construction condition, and can be cut and laid according to the actual requirements on the field.
(2) High efficiency and practicality. Can be according to the on-the-spot needs, the specification of customization can effective control reinforcing bar protective layer thickness, can tailor suitable filler strip as required simultaneously, lays at the filler strip and finishes with the reinforcement, can relatively fixed, can not produce skew, the off normal condition because of subsequent process, effectively ensure engineering quality.
(3) Is neat and beautiful. Compared with the traditional construction process, the cushion block materials are stacked disorderly on the construction site, the safe and civilized construction effect is influenced, and the quality impression is also influenced by the uneven thickness of the cushion block. The invention has simple arrangement and storage, can be detached at any time, can not generate redundant construction waste, and can effectively improve the safe and civilized construction effect.
(4) The benefit is improved. Compared with the traditional construction process, the method can effectively reduce the workload of repeatedly increasing the filler strip, simultaneously reduce the construction cost and improve the working efficiency and the engineering benefit.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the technical solutions, and although the present invention has been described in detail by referring to the preferred embodiments, those skilled in the art should understand that modifications or equivalent substitutions to the technical solutions of the present invention can be made without departing from the spirit and scope of the technical solutions, and all the modifications and equivalent substitutions should be covered by the claims of the present invention.
Claims (9)
1. The utility model provides a reinforcing bar protective layer filler strip construction process for wall post, beam slab structure which characterized in that, it includes following step: s1, prefabricating a reinforcing steel bar protection layer filler strip in a factory, wherein the reinforcing steel bar protection layer filler strip comprises a plurality of cushion block units, and every two adjacent cushion block units are detachably connected through side ends; each cushion block unit comprises a rectangular flexible gasket, two rows of hard cushion strips are arranged on the front surface or the back surface of each flexible gasket at intervals, each row of hard cushion strips consists of a plurality of hard clamping strips arranged at intervals, and a clamping gap is formed between every two adjacent hard clamping strips; the two rows of hard clamping strips in each cushion block unit are arranged in a staggered mode, after the flexible gasket is bent under external force, one row of hard clamping strips corresponds to each clamping gap in the other row of hard clamping strips and can be clamped in the clamping gaps of the row of hard clamping strips after being pressed down under the external force to form a strip-shaped cushion strip, the distance between the upper end face and the lower end face of the cushion strip is larger than the set thickness of the plate rib protective layer, the distance between the upper end face and the lower end face after the cushion strip is folded is larger than the set thickness of the steel bar protective layer, so that the template has a certain deformation amount when the template is closed, and the thickness of the cushion strip is consistent with the thickness of the steel bar protective layer after being pressed down under the external force and slightly deformed, and the thickness of the steel bar protective layer is accurately controlled; the reinforcing steel bar protective layer filler strip can be curled from one side to the other side to be cylindrical or columnar; s2, preparing in an early stage, transferring the rolled reinforcing steel bar protection layer filler strips to a construction site, then unfolding, detaching the required cushion block units according to needs, folding the hard clamping strips in the cushion block units in opposite directions, and pressing down to form a plurality of filler strips; s3, template cleaning: after the construction of the template bottom die is finished, cleaning the surface of the board, and coating a release agent; s4, mounting a plurality of filler strips on the template at intervals, clamping the filler strips to be fixed in the U-shaped line card by adopting the U-shaped line card during mounting, and then nailing a screw into a fixing hole of the U-shaped line card from the outer side of the template, so that the filler strips can be fixed on the template; when the fixing is carried out, each cushion strip is fixed by at least two U-shaped line cards, and the cushion strips are distributed at intervals; s5, binding steel bars and closing the dies, binding the steel bars according to design and drawing requirements, and closing the dies of the beam column and the wall template after the binding of the steel bars is finished; s6, pouring concrete; and S7, removing the mold, wherein the screws of the U-shaped line cards fixed on each template need to be taken out of the template before removing the mold.
2. The construction process of the reinforcing steel bar protective layer filler strip for the wall column and beam slab structure according to claim 1, wherein when the beam width is more than or equal to 300mm, not less than 3 groups of filler strips which are arranged along the bottom of the beam in a full-covering mode are arranged; when the beam width is less than 300mm, at least 2 groups of filler strips arranged along the beam bottom are arranged in a full-coverage mode; when the side length of the column is more than 1000mm, at least 4 groups of cushion strips are arranged in a full-coverage mode; when the area of the cross section of the column is more than or equal to 600mm and less than or equal to 1000mm, the number of the cushion strips is not less than 3, and when the area of the cross section of the column is less than 600mm, the number of the cushion strips is not less than 2; shear force wall and face are no less than 3 groups according to in the 1000mm width and carry out the lead to long arranging, and the filler strip long limit direction is parallel with shear force wall and face sill bar direction.
3. The construction process of the reinforcing steel bar protection layer filler strip for the wall column and beam slab structure as claimed in claim 1 or 2, wherein an easy-tearing opening is arranged between every two adjacent spacer block units, the easy-tearing opening is arranged along the length direction of the hard spacer strip, an easy-tearing strip with the width smaller than that of the easy-tearing opening is arranged in the easy-tearing opening, and a plurality of bulges connected with the flexible spacer blocks on the corresponding sides of the easy-tearing opening are arranged at intervals on the two sides of the easy-tearing strip.
4. The process of claim 3, wherein the protrusions are dovetail-shaped, and have a width greater on one side than on the other side and a thickness gradually decreasing from one side of the easy-to-tear strip to the other side; one end of the easy-tearing strip extends out of the flexible gasket to form a pulling strip; when the cushion block unit is disassembled, the pulling strip is pulled to the other end of the easy-to-tear strip, the protrusions on the two sides of the easy-to-tear strip are torn from the side ends of the flexible gaskets under the action of external force, and the cushion block unit is torn down until all the protrusions are torn, so that the disassembly is completed.
5. The process of claim 1 or 2, wherein a gap is formed between every two adjacent spacer units, a row of perforations are formed in the flexible spacer of each spacer unit at intervals along the length direction of the hard spacer, and the two adjacent spacer units are connected with each other through a flexible rope passing through the perforations of the respective spacer units; when the cushion block unit is disassembled, the flexible rope is only required to be untied and pulled out from the through hole.
6. A construction process of a reinforcing steel bar protection layer filler strip for a wall column and beam slab structure as claimed in claim 1, 2 or 4, wherein the flexible gasket is made of rubber, and the hard clamping strip is made of plastic or hard rubber.
7. The process of claim 6, wherein each hard clip strip of each row is a cylinder with one end in arc shape and the other end having a concave cavity; the arc ends of the hard clamping strips in each row of the cushion block units face to the same side.
8. A process for constructing a reinforcing steel bar protective covering filler strip for wall column and beam slab structures according to claim 1, 2, 4 or 7, wherein the width between every two adjacent spacer block units is less than the width between two rows of hard filler strips in each spacer block unit.
9. The process of claim 8, wherein the distance between the central axes of two adjacent rows of hard filler strips in each filler block unit is half of the perimeter of the hard clamping strip.
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| CN202111321427.8A CN114033105B (en) | 2021-11-09 | 2021-11-09 | Construction process of reinforcing steel bar protective layer filler strip for wall column and beam slab structure |
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