CN212428077U - Stair step template construction structures - Google Patents

Stair step template construction structures Download PDF

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Publication number
CN212428077U
CN212428077U CN202020227699.6U CN202020227699U CN212428077U CN 212428077 U CN212428077 U CN 212428077U CN 202020227699 U CN202020227699 U CN 202020227699U CN 212428077 U CN212428077 U CN 212428077U
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China
Prior art keywords
stair
plate
bottom plate
template
construction
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CN202020227699.6U
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Inventor
余宏辉
黄澍
娄一鸣
胡晓莲
王强
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JIANGXI FIRST CONSTRUCTION ENGINEERING CORP
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JIANGXI FIRST CONSTRUCTION ENGINEERING CORP
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Abstract

The utility model provides a stair template construction structures of marking time, it includes stair support, bottom plate, stair reinforcing bar, curb plate and the baffle of marking time. The stair support is erected on the ground and used for supporting the template; the bottom plate is obliquely fixed on the stair bracket; the side plates are arranged on two sides of the bottom plate; the step baffles are positioned above the stair reinforcing steel bars and connected with the side plates at two sides, and are provided with a plurality of groups which are arranged in a step shape and used for stair molding; wherein, be equipped with locating component on the baffle of marking time, locating component is used for injecing the position of the baffle of marking time to and the concrete roughness of control stair marking time. The stair template construction structures of marking time in this embodiment is formed by a plurality of subassemblies, if baffle, side form, bottom plate etc. of marking time are assembled, and the installation is dismantled conveniently, shortens the template establish, demolish the time, and the efficiency of construction is high, accelerated stair construction speed, and locating component effectively promotes structural stability.

Description

Stair step template construction structures
Technical Field
The utility model relates to a construction technical field, in particular to stair template construction structures of marking time.
Background
The stairs are used as important vertical traffic facilities in buildings, and the connection between bearing floors and the floors needs to be reasonable and standard in structural design.
In stair step construction, the construction structure of the existing process vertical mold is complicated, and during construction, the field assembly and reinforcement consume too much time, so that the construction progress is influenced; and the phenomena of poor stability of the template and unstable step forming quality exist. Therefore, it is necessary to provide a stair tread template construction structure to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a stair template construction structures of marking time, it is assembled through baffle, side form, bottom plate and location piece of marking time and forms, the installation is dismantled conveniently to there is structural design inadequately rationally in solving the stair template construction structures of marking time among the prior art many, and there is template self poor stability, the unstable problem of shaping quality of marking time.
In order to solve the technical problem, the utility model adopts the technical scheme that: a stair tread template construction structure, comprising:
the stair bracket is erected on the ground and used for supporting the template;
the bottom plate is obliquely fixed on the stair bracket and is used for stair step construction;
the stair steel bar is arranged on the bottom plate and is used for stair step pouring construction;
the side plates are arranged on two sides of the bottom plate and used for stair step filling and forming; and the number of the first and second groups,
the step baffles are positioned above the stair reinforcing steel bars and connected with the side plates on the two sides, and are provided with a plurality of groups which are arranged in a step shape and used for stair molding;
the positioning assembly is used for limiting the position of the stepping baffle and controlling the concrete flatness of the stair stepping.
Further, the positioning assembly comprises:
the positioning plate is arranged between the adjacent step baffles and used for limiting the position between the adjacent step baffles; and the number of the first and second groups,
the first square timber is used for connecting the positioning plate, and the long side of the first square timber is parallel to the straight line where the arrangement directions of the plurality of step baffles are located;
wherein the positioning plate comprises a first connecting surface and a second connecting surface which are oppositely arranged, the first connecting surface is contacted with the step baffle, the second connecting surface is used for being contacted with another step baffle,
an included angle between adjacent stair steps is formed between the first connecting surface and the second connecting surface. The positioning assembly limits the position between the adjacent stepping baffles through the positioning plate to prevent the template from inclining.
The locating component still includes the fastener, the fastener is provided with two sets ofly relatively, the fastener includes:
the extension part is positioned at one end of the fastener, the straight line of the extension part is crossed with the straight line of the stepping baffle plate, and one end of the extension part extends to one side of the side plate, which is far away from the stepping baffle plate, and is bent, so that the position of the fastener is limited; and the number of the first and second groups,
and one end of the limiting part extends to one side of the positioning plate, which is far away from the extension part, and is connected with the positioning plate through the fastener, so that the position of the positioning plate is limited. The fastener is used for injecing the locating plate position, and the fastener can be adjustable according to the width size that stair stepped on, and the practicality is strong.
The utility model discloses in, the curb plate includes:
the outer side die is connected with the bottom plate and is used for stair step construction; and the number of the first and second groups,
the inner side mould sets up outside mould one side, the inner side mould includes a plurality of sawtooth grooves, and is a plurality of the sawtooth groove is used for stepping with the stair and links up to control the width, height and the roughness that the stair stepped on.
In addition, the outer mold includes:
the first wood veneer is vertically arranged on the bottom plate and used for stair step construction, and the inner side die is fixed on one side of the first wood veneer; and the number of the first and second groups,
and the second square wood is arranged on the other side of the first wood veneer and used for controlling the rigidity of the side plate. The outer side mold is formed by combining wood rubber plates and square timbers, so that the stair side mold is high in rigidity.
The garbage cleaning machine is characterized in that a cleaning hole is formed in the bottom plate and used for cleaning garbage, a movable inserting plate can be detachably connected to the position of the cleaning hole and used for sealing the cleaning hole and performing stair step filling and forming construction. The bottom plate structural design is novel, is favorable to cleaing away construction rubbish, promotes the stair shaping quality of marking time.
The utility model discloses in, the baffle of marking time includes the second wood veneer that two are relative set up, and sets up two square stock between the second wood veneer. The baffle of marking time adopts the middle square stock preparation of pressing from both sides of two second wood plywood, and the structure is firm.
The utility model discloses in, work as when the stair width of marking time is greater than 2m, the stair width of marking time increases 1.0m every, increases a set of locating component.
The utility model discloses in, the clearance hole is located 1/3 departments of bottom plate length, just clearance hole width is between 100mm ~ 110 mm.
The utility model discloses in, the fastener is equipped with a plurality of groups, and is adjacent be equipped with 2 ~ 4 between the fastener the baffle of marking time.
The utility model discloses compare in prior art, its beneficial effect is: the utility model discloses a stair template construction structures of marking time, convenient operation can improve a formwork quality and speed greatly, and template bulk rigidity is big, and the stair shaping of marking time is of high quality, and the cost is practiced thrift to the totality.
The utility model discloses a by a plurality of subassemblies, if baffle, side form, bottom plate and locating component assemble form, the installation is dismantled conveniently, shorten the template establish, demolish the time, the efficiency of construction is high, accelerated stair construction speed. In addition, the turnover frequency of the template is high, the template can be manufactured in a standardized and stereotyped mode, can be recycled, reduces the emission of construction waste and reduces the environmental pollution.
The utility model discloses stair template construction structures of marking time, detachable stair template integral rigidity is big when the construction, and concrete vibration compactness, surface smoothness are high, can effective control construction error, practice thrift cost of maintenance, reduce labour's input, reduce construction cost.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments are briefly introduced below, and the drawings in the following description are only corresponding drawings of some embodiments of the present invention.
Fig. 1 is an overall structure view of the preferred embodiment of the stair tread template construction structure of the present invention.
Fig. 2 is a top view of the preferred embodiment of the stair tread form construction structure of the present invention.
FIG. 3 is a cross-sectional view of the preferred embodiment of the stair tread form construction structure of the present invention.
Fig. 4 is a schematic diagram of the positioning plate structure of the preferred embodiment of the stair tread template construction structure of the present invention.
Fig. 5 is a schematic view of the outer side form structure of the preferred embodiment of the stair tread form construction structure of the present invention.
Fig. 6 is a bottom plate plan view of the preferred embodiment of the stair tread template construction structure of the present invention.
Fig. 7 is a schematic view of the step baffle structure of the preferred embodiment of the stair step template construction structure of the present invention.
Reference numerals: the stair support 11, the bottom plate 12, the cleaning hole 121, the movable insertion plate 122, the positioning assembly 13, the positioning plate 131, the first connecting surface 1311, the second connecting surface 1312, the first square timber 132, the step tightening 133, the limiting part 1331, the extending part 1332, the side plate 14, the outer side mold 141, the first wood glue board 1411, the second square timber 1412, the inner side mold 142, the sawtooth groove 1421, the step baffle 15, the second wood glue board 151 and the square stock 152.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by the skilled in the art without creative work belong to the protection scope of the present invention.
In the drawings, elements having similar structures are denoted by the same reference numerals.
The terms "first," "second," and the like in the terms of the present invention are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, nor should they be construed as limiting in any way.
Referring to fig. 1, 2 and 3, fig. 1 is a general structure diagram of a preferred embodiment of the stair tread template construction structure of the present invention; FIG. 2 is a top view of the preferred embodiment of the stair tread template construction structure of the present invention; FIG. 3 is a cross-sectional view of the preferred embodiment of the stair tread form construction structure of the present invention.
Following do the utility model provides a pair of stair template construction structures of marking time that can solve above technical problem, it includes stair support 11, bottom plate 12, stair reinforcing bar, curb plate 14 and the baffle 15 of marking time. Wherein the stair bracket 11 is erected on the ground and used for supporting the template; the bottom plate 12 is obliquely fixed on the stair bracket 11 and is used for stair step construction; the side plates 14 are arranged at two sides of the bottom plate 12 and are used for stair step pouring and forming; the stepping baffles 15 are positioned above the stair reinforcing steel bars and connected with the side plates on the two sides, and a plurality of groups of stepping baffles 15 are arranged in a step shape and used for stair molding.
Wherein, be equipped with locating component 13 on the baffle of marking time, locating component 13 is used for injecing the position of baffle 15 of marking time to and the concrete roughness of control stair marking time. The stair template construction structures of marking time in this embodiment is by a plurality of subassemblies, if mark time baffle 15, side form 14, bottom plate 12 etc. are assembled and are formed, the installation is dismantled conveniently, shortens the template prop up establish, demolish the time, the efficiency of construction is high, accelerated stair construction speed, locating component 13 effectively promotes structural stability.
Referring to fig. 3 and 4, the positioning assembly 13 in this embodiment is shown, wherein fig. 3 is a cross-sectional view of a preferred embodiment of the stair tread template construction structure of the present invention. Fig. 4 is a schematic diagram of the positioning plate structure of the preferred embodiment of the stair tread template construction structure of the present invention.
The positioning assembly 13 includes a positioning plate 131 and a first square beam 132. The positioning plate 131 is disposed between the adjacent step baffles 15 for defining the position between the adjacent step baffles; the first square beams 132 are used for connecting the positioning plate 131, and the long sides of the first square beams 132 are parallel to the straight lines of the arrangement directions of the plurality of step baffles 15.
The positioning plate 131 includes a first connecting surface 1311 and a second connecting surface 1312, which are oppositely disposed, the first connecting surface 1311 contacts with the step plate 15, the second connecting surface 1312 is used for contacting with another step plate 15, and an included angle between adjacent steps is formed between the first connecting surface 1311 and the second connecting surface 1312. The positioning assembly 13 limits the position between the adjacent step baffles 15 through the positioning plate 131, which prevents the templates from inclining, and the positioning plate 131 in this embodiment is a triangular plate.
Further, the positioning assembly 13 further includes two sets of fasteners 133 disposed oppositely, which include an extending portion 1332 and a limiting portion 1331. The extension part 1332 is located at one end of the fastener 133, the straight line of the extension part 1332 is crossed with the straight line of the step baffle 15, and one end of the extension part 1332 extends to one side of the side plate 14 away from the step baffle 15 and is bent, so that the position of the fastener 133 is limited. The limiting portion 1331 is located at the other end of the fastening member 133, and one end of the limiting portion 1331 extends to one side of the positioning plate 131 far away from the extending portion 1332 and is connected with the fastening member 133, so as to limit the position of the positioning plate 131. The fastener 133 is used for limiting the position of the positioning plate 131, and the fastener 133 can be adjustable according to the width of the stair step, so that the practicability is high.
Referring to fig. 3 and 5, fig. 3 is a cross-sectional view of a preferred embodiment of the stair tread template construction structure of the present invention. Fig. 5 is a schematic view of the outer side form structure of the preferred embodiment of the stair tread form construction structure of the present invention.
The side plate 14 includes an outer side mold 141 and an inner side mold 142; wherein, the outer side mold 141 is connected with the bottom plate 12 and is used for stair step construction; the inner mold 142 is disposed at one side of the outer mold 141, the inner mold 142 includes a plurality of serrated grooves 1421, and the plurality of serrated grooves 1421 are used to engage with the stair steps, thereby controlling the width, height, and flatness of the stair steps.
Further, the outer mold 141 includes a first wood veneer 1411 and a second square wood 1412. The first wood veneer 1411 is vertically arranged on the bottom plate 12 and used for stair step construction, and the inner side mold 142 is fixed on one side of the first wood veneer 1411; and a second square lumber 1412 provided at the other side of the first wood veneer 1411, for controlling the rigidity of the side panel 14. The outer side mold 141 is formed by combining wood rubber plates and square timbers, so that the stair side mold is high in rigidity.
Referring to fig. 6, fig. 6 is a top view of the bottom plate 12 of the preferred embodiment of the stair tread form construction structure of the present invention.
The bottom plate 12 is provided with a cleaning hole 121 for cleaning garbage, the position of the cleaning hole 121 is detachably connected with a movable insertion plate 122, and the movable insertion plate 122 is used for sealing the cleaning hole 121 and carrying out stair step filling and forming construction. The bottom plate 12 has novel structural design, is convenient for clearing construction waste and improves the stair step forming quality.
In this embodiment, the cleaning holes 121 are located at 1/3 of the length of the bottom plate 12, and the width of the cleaning holes 121 is between 100mm and 110 mm.
Referring to fig. 7, fig. 7 is a schematic view of a step baffle 15 according to an embodiment of the present invention, and fig. 7 is a schematic view of a step baffle according to a preferred embodiment of the stair step template construction structure.
The step baffle 15 comprises two second wood-plastic plates 151 arranged oppositely, and a square stock 152 arranged between the two second wood-plastic plates 151. The stepping baffle 15 is made of a square material 152 sandwiched between two wood rubber plates, and the structure is stable.
In addition, when the stair step width is larger than 2m, every time the stair step width is increased by 1.0m, a group of positioning assemblies 13 are added. In this embodiment, a set of fasteners 133 is added every 2-4 step baffles 15.
The construction steps of the stair tread in the embodiment are as follows:
firstly, designing and manufacturing stair templates and components.
Before construction, stair templates are designed according to a stair structure construction drawing, material sizes and specifications and actual conditions of a construction site, and the template structure strives to be simple and reasonable, and is flexible and convenient to assemble and disassemble.
1. The length and the width of the bottom die and the side die are determined according to the plane size, the floor height and the step number of the stair.
2. And calculating the sizes and the quantities of the wood glue plates and the square wood materials required by the stair templates and the components according to the width, the height, the length, the step number and the template specification requirements of the stairs in the drawing.
3. The configuration quantity of the templates is determined according to a site construction plan, and each set is circularly configured according to three layers of the bottom plate, one layer of the side mold, the step baffle and the like in principle.
4. And cutting and processing the stair template according to the template design drawing. The template installation quality control measures are as follows:
the joints of the templates are tight, waterproof adhesive tapes are adhered to the joints of the templates, and the templates are watered and moistened before concrete is poured, but water accumulation cannot occur. The contact surface of the template and the concrete is coated with the release agent which does not influence the structural performance or obstruct the construction of the decoration engineering. And when the template parting agent is coated, the joint of the steel bars and the concrete cannot be stained.
Secondly, measuring and setting out.
1. Firstly, the drawing is familiar, and the structural form of the staircase is definite. The positions and elevations of the stair beam, the platform and the inclined runner.
2. The method comprises the steps of firstly checking the size of a staircase by taking a structural drawing as a basis, then measuring and popping up the elevation and the plane position line of the bottom of a staircase beam on a wall by adopting a level and a theodolite on the basis of a floor +0.50 line and a floor plane axis.
3. And (5) connecting the upper and lower stair girders according to the design size of a drawing, and popping up an inclined slope line.
4. Under the condition that no wall is arranged on the periphery, the position line of the stair beam can be bounced on the lower floor, and the hanging line drop is aligned when the beam bottom is supported.
And thirdly, erecting a stair bracket 11.
Calculate through construction drawing and template support scheme and arrange 11 intervals of stair support, length, quantity, stair support 11 should strictly set up according to design size to set up 11 pole settings of stair support according to floor +0.50 line and floor plane axis, set up girder portion pole setting earlier, the pole setting is not more than 250mm along the stair section direction apart from the stair both sides, sets up the stair tread pole setting afterwards, stair support 11 must support with whole floor and be linked into whole, increases pole support overall stability.
And fourthly, the bottom plate 12 and the side plate 14 are supported.
1. The processed bottom plate 12 and the processed side plate 14 are combined and assembled on site from the lower part to the upper part, so that the horizontal and vertical directions are achieved, the size and the elevation are rechecked at any time in the construction process, and the deviation is found and corrected in time.
2. The template of the stair tread on the floor is required to be supported to the rest platform at one time.
3. The cleaning holes 121 (namely stair construction joints) are left at the plate length 1/3 of the upper floor 12 of the operation layer, and a movable insertion plate 122 with the width of 100mm is reserved at the positions of the construction joints to be used as a garbage cleaning hole.
And fifthly, binding stair steel bars.
And (4) blanking, processing and manufacturing reinforcing steel bars according to a stair construction drawing and design change, then binding the reinforcing steel bars, and installing and fixing embedded parts, electric wire pipes, preformed holes and the like in a matched manner during binding.
Sixthly, supporting the step template.
The processed stair step baffle 15 and the first square timber 132 are combined and assembled on site, the step baffle 15 is installed firstly from bottom to top, in order to increase the overall rigidity of the template, the first square timber 132 and the positioning plate 131 are installed in the middle, the positioning plate 131 is preferably a triangular wood-rubber plate in the embodiment, the assembly can also play a role in controlling the flatness of step concrete and preventing the step baffle 15 from deforming, finally, the first square timber 132 and the side plate 14 in the middle are fastened by installing a fastener 133, and the fastener 133 is installed in a group of steps every 3. The size and elevation of the stair are rechecked at any time in the construction process, and the deviation is found and corrected in time.
The step baffle 15 is made of wood rubber plates on two sides and square materials 152 sandwiched between the wood rubber plates, in order to improve the overall rigidity of the stair template, a first square wood 132 and a positioning plate 131 are added in the middle, in the embodiment, the positioning plate 131 is preferably a triangular wood rubber plate, a square wood and triangular plate combination is additionally arranged at the intersection of the stair and the shear wall, and when the width of the stair is greater than 2m, the width of the stair is increased by 1.0m every time, and a square wood and triangular plate combination is additionally arranged; the triangle on the square timber can control the concrete flatness of the step and the deformation of the step baffle 15.
And seventhly, concealed acceptance inspection.
After the installation of the template and the steel bars is finished, firstly, self-checking is carried out, after the self-checking is qualified, the self-checking is reported to supervision, the first party is checked and accepted, and the next procedure construction can be carried out after the checking and acceptance is qualified. The content of acceptance inspection is as follows:
1. the trend, the position, the verticality and the step elevation of the stair template, the bearing capacity, the rigidity and the stability of the stair template, the template is coated with a separant, and the seam of the template is tight.
2. Whether the spacing, specification, quantity and the like of the steel bars meet the requirements of drawings and specifications.
Eighthly, pouring stair concrete
1. Before the stair concrete is poured, the concrete on the surface of the stair construction joint is chiseled, loose stones and floating slurry on the surface are chiseled, then the movable inserting plate 122 is drawn out, garbage is cleaned, and then the movable inserting plate 122 is placed back into the stair template.
2. The concrete of the stair sections is poured from bottom to top, the concrete of the stair plates and the concrete of the stair treads are poured together and continuously pushed upwards, and the stair concrete is suitable for being continuously poured at one time to complete the height of one floor.
3. After the concrete of the stair is poured, the surfaces of the steps are alternately and repeatedly plastered and pressed by a wood trowel before initial setting, and the surfaces are smooth and clean and are not easy to generate cracks by press polishing by an iron trowel.
And ninthly, maintaining.
After concrete pouring is finished, covering a layer of plastic film on the surface of the concrete within 12 hours before final setting of the concrete, and watering for curing, wherein the watering frequency is required to keep the concrete to be sufficiently moist, and the curing period is not less than 7 days and nights generally.
And ten, dismantling the template.
1. The template dismounting sequence is opposite to the mounting sequence, the stair step fastening piece 133, the first square timber 132 and the positioning plate 131 combination are firstly dismounted after the template is firstly dismounted, the positioning plate 131 is preferably a triangular wood rubber plate in the embodiment, then the step baffle 15 and the side molds are dismounted, and finally the bottom mold is dismounted.
2. After the strength of the concrete of the first side plate 12 and the second side plate 13 reaches 2.5Mpa, the first side plate and the second side plate can be detached.
3. The base plate 12 can be removed only when the strength of the concrete reaches the strength specified by the design and specification.
4. When the template is removed, a hammer is strictly forbidden to be used for smashing, a crowbar is violently used for prying, and the edges and corners of the stairs need to be protected from being damaged in the template removing process; the removed die carrier is required to be transported away in time, and is lifted to the specified floor for stacking in a classified manner and taken at any time.
Thus, the stair step construction of the preferred embodiment is completed.
In summary, although the present invention has been described with reference to the preferred embodiments, the above-described preferred embodiments are not intended to limit the present invention, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, so that the scope of the present invention shall be determined by the scope of the appended claims.

Claims (10)

1. The utility model provides a stair tread template construction structures which characterized in that includes:
the stair bracket is erected on the ground and used for supporting the template;
the bottom plate is obliquely fixed on the stair bracket and is used for stair step construction;
the stair steel bar is arranged on the bottom plate and is used for stair step pouring construction;
the side plates are arranged on two sides of the bottom plate and used for stair step filling and forming; and the number of the first and second groups,
the step baffles are positioned above the stair reinforcing steel bars and connected with the side plates on the two sides, and are provided with a plurality of groups which are arranged in a step shape and used for stair molding;
the positioning assembly is used for limiting the position of the stepping baffle and controlling the concrete flatness of the stair stepping.
2. The stair tread template construction structure of claim 1, wherein the positioning assembly comprises:
the positioning plate is arranged between the adjacent step baffles and used for limiting the position between the adjacent step baffles; and the number of the first and second groups,
the first square timber is used for connecting the positioning plate, and the long side of the first square timber is parallel to the straight line where the arrangement directions of the plurality of step baffles are located;
wherein the positioning plate comprises a first connecting surface and a second connecting surface which are oppositely arranged, the first connecting surface is contacted with the step baffle, the second connecting surface is used for being contacted with another step baffle,
an included angle between adjacent stair steps is formed between the first connecting surface and the second connecting surface.
3. The stair tread template construction structure of claim 2, wherein the positioning assembly further comprises fasteners, the fasteners being oppositely disposed in two sets, the fasteners comprising:
the extension part is positioned at one end of the fastener, the straight line of the extension part is crossed with the straight line of the stepping baffle plate, and one end of the extension part extends to one side of the side plate, which is far away from the stepping baffle plate, and is bent, so that the position of the fastener is limited; and the number of the first and second groups,
and one end of the limiting part extends to one side of the positioning plate, which is far away from the extension part, and is connected with the positioning plate through the fastener, so that the position of the positioning plate is limited.
4. The stair tread template construction structure of claim 1, wherein the side plates comprise:
the outer side die is connected with the bottom plate and is used for stair step construction; and the number of the first and second groups,
the inner side mould sets up outside mould one side, the inner side mould includes a plurality of sawtooth grooves, and is a plurality of the sawtooth groove is used for stepping with the stair and links up to control the width, height and the roughness that the stair stepped on.
5. The stair tread template construction structure of claim 4, wherein the outer mold comprises:
the first wood veneer is vertically arranged on the bottom plate and used for stair step construction, and the inner side die is fixed on one side of the first wood veneer; and the number of the first and second groups,
and the second square wood is arranged on the other side of the first wood veneer and used for controlling the rigidity of the side plate.
6. The stair step template construction structure according to claim 1, wherein a cleaning hole is formed in the bottom plate and used for cleaning garbage, a movable insertion plate is detachably connected to the position of the cleaning hole and used for sealing the cleaning hole and performing stair step filling molding construction.
7. The stair tread template construction structure of claim 1, wherein the tread stop comprises two oppositely disposed second wood veneer boards, and a square stock disposed between the two second wood veneer boards.
8. The stair tread template construction structure of claim 2, wherein when the stair tread width is greater than 2m, a set of the positioning assemblies is added for each 1.0m increase in the stair tread width.
9. The stair tread template construction structure of claim 6, wherein the clearance hole is located at 1/3 of the length of the bottom plate, and the clearance hole width is between 100mm and 110 mm.
10. The stair tread template construction structure according to claim 3, wherein the fasteners are provided with a plurality of groups, and 2-4 tread baffles are arranged between adjacent fasteners.
CN202020227699.6U 2020-02-28 2020-02-28 Stair step template construction structures Active CN212428077U (en)

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Application Number Priority Date Filing Date Title
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113550577A (en) * 2021-06-10 2021-10-26 中国五冶集团有限公司 Cast-in-place stair step installation method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113550577A (en) * 2021-06-10 2021-10-26 中国五冶集团有限公司 Cast-in-place stair step installation method

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