TWI695107B - Building stair forming method and forming module - Google Patents

Abstract

A building stair forming module includes a stair platform template element, a stair template element, and a step template, and the step template has an L shape. The stair platform template element includes a stair platform bottom plate and a stair platform side plate, one end of the stair platform bottom plate is fixed to a building stairwell wall surface, the other end of the stair platform bottom plate is connected to the stair platform side plate, the stair template The element includes a first formwork including a stair base plate for forming the bottom of the staircase, a stair side plate for forming the side of the staircase, and a hanging part for connecting with a lifting mechanism, the hanging part from the The top of the side plate of the stair is extended inwards. Compared with the prior art described in the back technology, repeated disassembly and assembly of multiple components are eliminated, and the operation is simple, which can improve work efficiency and reduce labor costs, and the disassembly of the present invention And the concrete pouring operation is also more convenient.

Description

Building stair forming method and forming module

The invention relates to the field of stair formwork construction, in particular to a building stair forming method and its forming module.

The stair is a necessary structural member for each project, and is generally made by pouring concrete. Before pouring, various templates need to be erected according to the size of the staircase in the design. After the concrete is poured and solidified, the templates are disassembled to obtain all The required staircase; the traditional stair formwork construction method includes: a stair step formwork, which is nailed together with wooden squares and wooden planks, and then nailed to the side form of the staircase, and the wooden side is fixed laterally to the side form to ensure The cross-sectional size, step height of the staircase, and the control of the flatness of the joints of the formwork, a wooden square is added in the length direction of the staircase, and fixed with a turn of wire to reduce the longitudinal deformation of the staircase formwork, the After the formwork reinforcement is completed, the commonly used wood and wood assembled stair formwork have a poor molding effect, and the horizontally reinforced wood square with this turn wire is easy to cause lack of edges and corners in the demolition work after the concrete is poured. In the later decoration stage, the work of removing the wire turns and repairing the concrete must be carried out manually, which increases the construction labor cost and increases the construction cost of the project. At the same time, the formwork is very troublesome to dismantle, and it is also easy to cause lack of edges and corners.

Therefore, the object of the present invention is to provide a building staircase forming method that is convenient for installation and construction, saves a lot of material costs, is simple to operate, and improves work efficiency.

Therefore, the building stair forming method of the present invention includes the following steps:

In a step S1, a building stairwell is formed by using a building sliding mode element;

In step S2, a stair platform template element is used in the stairwell to form a lower stair platform at the lower end of the stair and an upper stair platform at the upper end of the stair;

In step S3, a stair formwork element is hoisted between the platform below the staircase and the platform above the staircase using a lifting mechanism and fixed;

A step S4, using the step template and the stair template element to pour concrete to form a stair step; at the same time, using the stair platform template element to pour the concrete to form an upper stair platform; and

In a step S5, after the stair step is formed, the stair form element is separated and hoisted between the lower stair platform and the upper stair platform of the upper staircase, and the forming of the building stair is completed in this way.

As a further improvement of the present invention, the specific method for forming the stair steps in step S4:

In step S41, a plurality of step templates are placed between the stair template element and the building staircase wall from bottom to top;

A step S42, pouring the concrete into the pouring space between the step form and the stair form element;

In step S43, after a stair step is formed, the step template in the lower position is displaced to the upper end of the step template in the upper position;

In one step S44, the concrete pouring of the stair steps is performed one by one upwards, and finally the entire section of stair steps is formed.

As a further improvement of the present invention, the specific method of step S5:

In step S51, the stair formwork element is connected through the lifting mechanism and the stair formwork element is lowered off the stair step;

In step S52, the stair formwork element is translated out from under the stair steps;

Step S53: When there is no obstruction above the stair formwork element, lift the stair formwork element;

In step S54, the stair formwork element is rotated 180 degrees;

In one step S55, the stair formwork element is hoisted again between the lower stair platform and the upper stair platform of the upper staircase.

As a further improvement of the present invention, the stair platform formwork element includes a stair platform bottom plate, a stair platform side plate, and a stair platform hanger for hoisting the stair platform bottom plate and the stair platform side plate.

As a further improvement of the present invention, the stair platform hanger is an L-shaped structure, the stair platform hanger includes a hanger bottom bracket and a hanger vertical bracket, the stair platform bottom plate and the stair platform side plate are provided on the hanger At the bottom bracket of the rack, the staircase floor is divided into a first staircase floor and a second staircase floor, a mold reduction mechanism is provided between the first staircase floor and the second staircase floor, the mold reduction The mechanism includes a first reduced mold bracket and a second reduced mold bracket, the first stair platform bottom plate is connected to the first reduced mold bracket, the second stair platform bottom plate is connected to the second reduced mold bracket, and the first contracted The mold bracket is connected to the bottom bracket of the hanger, the second stair platform bottom plate is located between the first stair platform bottom plate and the stair platform side plate, the first reduced mold bracket includes two first bracket plates arranged in parallel, the first The second reduced-mold bracket includes two second bracket plates arranged in parallel, an end surface of the first bracket plate close to the second bracket plate is a first inclined surface portion, and an end surface of the second bracket plate close to the first bracket plate In order to fit a second inclined surface part that fits the first inclined surface part, a first fixing groove is provided on the first inclined surface part, and a cooperation with the first fixing groove is provided on the second inclined surface part A first fixing protrusion, a first connecting boss is provided on a side of the first bracket plate near the first fixing groove, a sliding groove is provided on the first connecting boss, and the second bracket A second connecting boss is provided on the side of the board near the first fixing protrusion, and a connecting bolt passing through the second connecting boss is provided on the sliding groove of the first connecting boss. A limit block is arranged on the vertical bracket of the hanger, which comprises two side plates of the vertical bracket arranged in parallel, a clamping fixing seat is arranged on the outer wall surface of the vertical bracket side plate, and a through hole is arranged on the clamping fixing seat Through the clamping fixing seat and the clamping plates of the vertical bracket side plates, a fixing bolt acting on the clamping plate is provided on the clamping fixing base.

As a further improvement of the present invention, a suspension seat and a suspension bar are provided on the top of the vertical bracket of the hanger, the suspension seat is located on the extension line of the center of gravity of the stair platform hanger, and is also provided on the top of the vertical bracket of the hanger There is a first strut device that extends away from the side plate of the stair platform. One end of the first strut device is provided with a second strut device, and a bottom of the second strut device is provided with a scraper support seat. A third connecting boss is provided on the bottom of the first stair platform, a fourth connecting boss is provided at the bottom of the second stair platform, and a connecting bolt passing through the fourth connecting boss is provided on the third connecting boss .

As a further improvement of the present invention, in this step S2: the specific steps are as follows:

In step S21, the stair platform template element is hoisted to the stair platform to be formed through the lifting mechanism;

In a step S22, a brace is installed between the wall surface of the staircase of the building and the stair platform hanger, and the brace is installed between the stair platform and the stair platform hanger.

In step S23, the concrete is poured on the stair platform formwork element, the screed is installed on a screed support base and the upper surface of the stair platform is leveled;

In step S24, the screed is removed, and after the concrete formed by the stair platform is solidified, the brace is removed;

In step S25, the connection bolts on the third connection boss and the fourth connection boss are removed, the stair platform formwork element is lowered through the lifting mechanism, and the stair platform hanger drives the first stair platform bottom plate and the stair The platform side plate is disengaged from the stair platform, and at the same time, the mold reduction mechanism retracts the second stair platform bottom plate in the direction of the first stair platform bottom plate and disengages from the stair platform, and causes the stair platform template element to move out from under the stair platform ;

In step S26, the stair platform template element is hoisted to the platform station on a shaped stair by the lifting mechanism;

In a step S27, the platform on the stairs is formed according to the steps S21 to S25.

As a further improvement of the present invention, the stair formwork element includes a stair bottom plate for forming the bottom of the stair, a stair side plate for forming the side of the stair, and a hanging portion for connecting with the lifting mechanism, the hanging portion It is extended inwards from the top of the stair side plate, and a fixing portion for fixing the step template is provided on the stair side plate. The fixing portion is a fixing plate parallel to the stair side plate. The bottom of the fixing plate is The bottom plate of the stair is connected, the fixed plate is provided with a convex portion supporting the step template, and a plurality of weight-reducing holes are provided on the side plate of the stair, and the bottom surface of the stair bottom is provided with a plurality of weight-reducing grooves, which are in the middle position A supporting fixing seat is provided in the weight-reducing groove, and a plurality of positioning hooks arranged in parallel are provided at the lower end of the stair floor, each positioning hook is provided with a positioning hook, and one end of the step template is provided with a first The connecting plate is provided with a second connecting plate on the hanging part, and a fixing seat is provided on the second connecting plate, and the first connecting plate and the fixing seat are fixedly connected by bolt connection.

As a further improvement of the present invention, the step template includes a step vertical plate and a step bottom plate, the step vertical plate and the step bottom plate are connected, and a plurality of parallel reinforcements are provided between the step vertical plate and the step bottom plate The rod is provided with a reinforcing rib plate at the connection between the step vertical plate and the step bottom plate, and one end of the first connecting plate is connected with the reinforcing rods.

As a further improvement of the present invention, the number of the stair formwork is two or more, and it is placed between the stair formwork element and the wall of the stairwell of the building from bottom to top. The step template in the lower position is moved to the upper end of the step template in the upper position, and the concrete pouring of the stair steps is carried out one by one upward.

As a further improvement of the present invention, in step S2: after connecting the stair formwork element through the lifting mechanism and acting on the stair formwork element so that the stair formwork element is between the upper and lower stair platforms, the positioning hook is positioned The clamping slot is matched with one end of the stair platform, and then the support rod is installed at the support fixing seat.

As a further improvement of the present invention, a fixing groove for fixing the stair platform formwork element is provided on the wall surface of the stairwell of the building.

As a further improvement of the present invention, when the bottom connecting end of the stair steps is the ground condition of the building stairwell, the stair platform formwork element is installed on the building stairwell wall surface, and the concrete is poured on the staircase platform formwork element, After the stair platform is formed, the stair platform template element is removed and installed above the stair platform and at the wall surface of the building staircase opposite to the stair platform, the stair template element is connected through the lifting mechanism and the One end of the stair formwork element is in contact with the ground of the stairwell of the building, the other end of the stair formwork element is in contact with the stair platform, and the step form is placed on the stair formwork element.

In addition, another object of the present invention is to provide a building stair forming module.

Therefore, the building stair forming module includes a stair platform template element, a stair template element, and a step template.

The staircase formwork element includes a staircase floor and a staircase side plate, one end of the staircase floor is fixed to the wall of the building stairwell, the other end of the staircase floor is connected to the staircase side plate, and the stair formwork element includes A first formwork including a stair base plate for forming the bottom of the staircase, a stair side plate for forming the side of the staircase, and a hanging portion for connecting with the hoisting mechanism, the hanging portion from the stair side plate The top of the is extended inwards, and one end of the step template is fixed to the side plate of the staircase.

As a further improvement of the present invention, a fixing portion for fixing the step template is provided on the side plate of the staircase, and the fixing portion is a convex portion supporting the step template.

As a further improvement of the present invention, the step template is an L-shaped plate, the number of the step template is two or more, and is placed on the stair template element from bottom to top.

As a further improvement of the present invention, the stair platform formwork element further includes a stair platform hanger for hoisting the stair platform floor and the stair platform side panel. The stair platform hanger is an L-shaped structure, and the stair platform hanger includes a A hanger bottom bracket and a hanger vertical bracket. The stair platform bottom plate and the stair platform side plate are provided at the hanger bottom bracket. The stair platform bottom plate is divided into a first stair platform bottom plate and a second stair platform bottom plate. A mold reduction mechanism is provided between the first stair platform bottom and the second stair platform bottom, the mold reduction mechanism includes a first mold reduction bracket and a second mold reduction bracket, the first stair platform bottom and the second A reduced mold bracket is connected, the second stair platform bottom plate is connected with the second reduced mold bracket, the first reduced mold bracket is connected with the hanger bottom bracket, the second stair platform bottom plate is located on the first stair platform bottom plate and the Between the side plates of the stair platform, the first reduced-mold bracket includes two first bracket plates arranged in parallel, the second reduced-mold bracket includes two second bracket plates arranged in parallel, and the first bracket plate is close to the second The end surface of the support plate is a first inclined surface portion, and the end surface of the second support plate close to the first support plate is a second inclined surface portion that is in contact with the first inclined surface portion, and is provided on the first inclined surface portion There is a first fixing groove, a first fixing protrusion cooperating with the first fixing groove is provided on the second inclined surface, and a position is provided on the side of the first bracket plate near the first fixing groove The first connecting boss is provided with a sliding groove on the first connecting boss, and a second connecting boss is provided on the side of the second bracket plate near the first fixing protrusion, and the first connecting boss is provided on the first connecting boss The chute is provided with the connecting bolt passing through the second connecting boss, a limit block is provided on the side of the first bracket plate, the vertical bracket of the hanger includes two parallel vertical bracket side plates, in The outer wall surface of the vertical bracket side plates is provided with a clamping fixing seat, and a clamping plate passing through the clamping fixing seat and the vertical bracket side plate is arranged on the clamping fixing seat, and the clamping fixing seat is arranged on the clamping fixing seat A fixing bolt acting on the clamping board is provided.

As a further improvement of the present invention, a suspension seat and a suspension bar are provided on the top of the vertical bracket of the hanger, the suspension seat is located on the extension line of the center of gravity of the stair platform hanger, and is also provided on the top of the vertical bracket of the hanger There is a first strut device that extends away from the side plate of the stair platform. One end of the first strut device is provided with a second strut device, and a bottom of the second strut device is provided with a scraper support seat. A third connecting boss is provided on the bottom of the first stair platform, a fourth connecting boss is provided at the bottom of the second stair platform, and a connecting bolt passing through the fourth connecting boss is provided on the third connecting boss .

As a further improvement of the present invention, the stair formwork element includes the stair bottom plate for forming the bottom of the stair, the stair side plate for forming the side of the stair, and the hanging portion for connecting with the lifting mechanism, the hanging portion from the The top of the side panel of the stair extends inwards. The side panel of the stair is provided with the fixing part for fixing the step template. The fixing part is a fixing panel arranged parallel to the side panel of the stair. The bottom of the fixing panel and the bottom panel of the stair Connection, the fixed plate is provided with the convex portion supporting the step template, the stair side plate is provided with a plurality of weight-reducing holes, and the bottom surface of the stair bottom plate is provided with a plurality of weight-reducing grooves in the middle position The support fixing seat is provided in the weight reduction groove, and a plurality of positioning hooks arranged in parallel are provided at the lower end of the stair bottom plate, each positioning hook is provided with the positioning hook, and one end of the step template is provided with a first The connecting plate is provided with a second connecting plate on the hanging portion, the fixing seat is provided on the second connecting plate, and the first connecting plate and the fixing seat are fixedly connected by bolt connection.

As a further improvement of the present invention, the step template includes a step vertical plate and a step bottom plate, the step vertical plate and the step bottom plate are connected, and a plurality of parallel reinforcements are provided between the step vertical plate and the step bottom plate The rod is provided with a reinforcing rib at the connection between the vertical plate of the step and the bottom plate of the step.

The effect of the present invention is that when the building stair forming mold of the present invention is used, the upper stair platform and the lower stair platform are respectively formed through the stair platform template elements, after the upper stair platform and the lower stair platform are formed , Remove the stair platform formwork element and install it on the wall surface of the building stairwell of the staircase platform, and then place the staircase formwork element between the upper platform of the staircase and the lower platform of the staircase, pouring the staircase steps The concrete is poured in the space and the stair platform pouring space. After the first stair step and the stair platform are formed, the pouring and forming work of the stair platform and the second stair step is completed according to the above steps, and other staircases are completed in sequence. Pouring and molding of platforms and stairs. In this way, through the combination of simple template elements and clever step sequence settings, the formation of the stair platform and the stair step can be completed at the same time, which shortens the construction period and improves the work efficiency, and because the formation of the stair step is through A plurality of L-shaped step templates are arranged from bottom to top, and the stair steps are formed in turn one by one, thereby saving production materials and reducing production costs. At the same time, the stair formwork element is lowered through the lifting mechanism, and then the stair formwork element is translated out of the first-stage stair step, the stair formwork element is raised, and then the stair formwork element is rotated and lowered, thereby causing the stair formwork The components are located between the oppositely arranged stair platforms and the new staircase step watering space is watered, so that through clever structural design and the lifting mechanism's clever movement operation steps for the stair formwork elements, more stair formwork elements can be realized Compared with the prior art described in the back technology, the repeated use is eliminated, and the repeated disassembly and assembly of multiple components are eliminated, and the operation is simple at the same time, which can improve work efficiency and reduce labor costs.

As shown in FIGS. 1 to 6, this is the first embodiment of the present invention. The present invention includes a stair platform template element 51, a stair template element 52 and a step template 1.

The number of the step template 1 is two or more, the step template 1 is L-shaped, and the stair platform template element 51 includes a stair platform floor 2 and a stair platform side plate 3, one end of the stair platform floor 2 is connected to a The staircase wall 4 of the building is fixed, and the other end of the stair platform bottom plate 2 is fixedly connected to the stair platform side plate 3 by bolting. The stair form element 52 includes a first form, the first form includes a The stair base plate 5 forming the bottom of the stair, a stair side plate 6 for forming the side of the stair, and a hanging part 7 for connecting with a lifting mechanism, the hanging part 7 extends inwardly from the top of the stair side plate 6 The stair side panel 6 is provided with a fixing portion 8 arranged along the extending direction of the stair side panel 6 and arranged in a zigzag shape. The fixed portion 8 is a convex portion supporting the step template 1, and the building is provided opposite the stair side panel 6 A fixed seat 9 is provided on the wall 4 of the staircase, the fixed seat 9 is an angle iron piece, an angle steel piece or an angle aluminum piece, and both ends of the step template 1 are respectively connected to the fixing part 8 and the fixing seat 9, the step The template 1 is provided with a first connecting plate 13 at an end close to the fixing base 9, the first connecting plate 13 and the fixing base 9 are fixedly connected by bolting, and a second connecting plate 14 is provided on the hanging portion 7, The second connecting plate 14 and the fixing base 9 are fixedly connected by bolting.

The building stair forming method of the first embodiment includes the following steps:

In step S1, a building stairwell is formed by using a building slipform assembly;

In step S2, a fixing groove 15 for fixing the stair platform formwork element 51 is provided on the building stairwell wall surface 4, and the stair platform formwork element 51, the stair platform formwork is installed on the building stairwell wall formwork 4 The element 51 includes the staircase floor 2 and the staircase side plate 3, one end of the staircase floor 2 is fixed to the wall surface of the stairwell of the building, and the other end of the staircase floor 2 is connected to the staircase side plate 3 by bolts Fixed connection, the stair platform floor 2 and the stair platform side panel 3, the building staircase wall surface form a stair platform pouring space, pouring concrete to the stair platform pouring space;

In step S3, after a first-level stair platform 10 is formed, the stair platform template element 51 is removed and installed above the stair platform and opposite to the first-level stair platform 10 of the building staircase wall 4 places, the stair formwork element 52 is connected through the lifting mechanism, the stair formwork element 52 includes a first formwork, the first formwork includes the stair base plate 5 for forming the bottom of the stair, the stair side plate for forming the side of the stair 6 and the hanging portion 7 for connecting with the lifting mechanism, the hanging portion 7 extends inwardly from the top of the stair side panel 6, and the stair side panel 6 is provided with a zigzag shape along the extending direction of the stair side panel 6 Arrangement of the fixed portions 8, the lifting mechanism acts on the stair formwork element 52 so that one end of the stair formwork element 52 is in contact with the ground of the building stairwell, and the other end of the stair formwork element 52 is in contact with the first level stair platform 10, Then, the L-shaped step template 1 is placed between the stair template element 52 and the building stairwell wall surface 4 from bottom to top, and is provided on the building stairwell wall surface 4 disposed opposite the building side panel 6 There are the fixing base 9, the two ends of the step template 1 are connected to the fixing part 8 and the fixing base 9 respectively, the step template 1 is formed with the stair base plate 5, the stair side plate 6, the building staircase wall 4 The staircase step pouring space, pouring concrete to the staircase step pouring space and the stair platform pouring space;

In step S4, after the stair steps are formed, the step template 1 in the lower position is transferred to the upper end of the step template 1 in the upper position, and the concrete pouring of the stair steps is performed in turn one by one;

In step S5, after a first-level stair step 11 and a second-level stair platform 12 are formed, the stair platform template element 51 and the step template 1 are removed, and the stair is installed on the building stairwell wall 4 Platform formwork element 51, then connect the stair formwork element 52 through the lifting mechanism and cause the stair formwork element 52 to descend and translate out from the first stair step 11 to raise the stair formwork element 52 and then the stair formwork The element 52 rotates and descends, so that the stair formwork element 52 is between the first level stair platform 10 and the second level stair platform 12, refer to FIGS. 5-6; follow the above steps to complete a third level stair platform And a second-level staircase step molding work, and in turn complete other stair platform and staircase step molding work, refer to Figure 1 to Figure 2.

When the building stair forming mold of the present application is used, the first level stair platform 10 is first formed through the stair platform form element 51, and after the first level stair platform 10 is formed, the stair platform form element 51 is removed and Install it on the building staircase wall 4 above the stair platform, and then place the stair formwork element 52 between the first-level stair platform 10 and the building staircase floor, and irrigate the staircase space and Concrete is poured in the pouring space of the stair platform. After the first-level stair steps 11 and the second-level stair platforms 12 are formed, the pouring and forming work of the third-level stair platforms and the second-level stair steps is completed according to the above steps. And in turn complete the pouring and molding of other stair platforms and stair steps. In this way, through the combination of simple template elements and clever step sequence settings, the formation of the stair platform and the stair step can be completed at the same time, which shortens the construction period and improves the work efficiency, and because the formation of the stair step is through A plurality of the L-shaped step templates 1 are arranged from bottom to top and the steps of the stairs are formed one by one in order from top to bottom, which saves production materials and reduces production costs. At the same time, the stair formwork element 52 is lowered through the lifting mechanism, and then the stair formwork element 52 is translated out of the first stair step 11 to raise the stair formwork element 52, and then the stair formwork element 52 is rotated and lowered, Therefore, the stair formwork element 52 is located between the oppositely arranged stair platforms and the new staircase step watering space is watered, so that through the clever structural design and the lifting mechanism, the stair formwork element 52 can be achieved by the clever movement operation steps. The repeated use of the stair formwork element 52 eliminates the need for repeated disassembly and assembly of multiple components compared to the prior art described in the back technology, and at the same time is simple to operate, which can improve work efficiency and reduce labor costs. Because the hanging portion 7 extends inwardly from the top of the stair side plate 6, so that when the hoisting mechanism hangs the first formwork through the hanging portion 7, it can avoid the stair step watering space, and at the same time can ensure that the center of the suspension is centered , To ensure the stability of the process of hanging the first template.

7 to 23 show a second embodiment of the present invention, including a stair platform template element 51, a stair template element 52 and the step template 1, the step template 1 is an L-shaped plate, the step template 1 The number is two or more, and is placed on the stair formwork element 52 from bottom to top. The stair platform form element 51 includes a stair platform floor 2, the stair platform side plate 3 and an L-shaped stair platform hanger, The stair platform hanger includes a hanger bottom bracket 16 and a hanger vertical bracket 17, the stair platform bottom plate 2 and the stair platform side plate 3 are provided at the hanger bottom bracket 16, the stair platform bottom plate 2 is divided into one A first stair platform floor 20 and a second stair platform floor 21, a mold reduction mechanism is provided between the first stair platform floor 20 and the second stair platform floor 21, the mold reduction mechanism includes a first mold reduction bracket 18 and a second reduced mold support 19, the first stair platform floor 20 is connected to the first reduced mold support 18, the second stair platform floor 21 is connected to the second reduced mold support 19, the first reduced mold support 18 is connected to the bottom bracket 16 of the hanger, the second stair platform bottom plate 21 is between the first stair platform bottom plate 20 and the stair platform side plate 3, the first reduced-mold bracket 18 includes two first brackets arranged in parallel Plate, the second reduced-mold bracket 19 includes two second bracket plates arranged in parallel, an end surface of the first bracket plate close to the second bracket plate is a first inclined surface portion, and a second bracket plate is close to the first The end surface of a bracket plate is a second inclined surface portion that is in contact with the first inclined surface portion, a first fixing groove 22 is provided on the first inclined surface portion, and a second fixed surface portion is provided on the second inclined surface portion A first fixing protrusion 23 cooperating with a fixing groove 22 is provided with a first connecting boss 24 on the side of the first bracket plate close to the first fixing groove 22, on the first connecting boss 24 A sliding groove is provided, a second connecting boss 25 is provided on the side of the second bracket plate near the first fixing protrusion 23, and a second through boss is provided at the sliding groove of the first connecting boss 24 A connecting block 44 is provided on the side of the first bracket plate for connecting the bolts of the boss 25. The vertical bracket 17 of the hanger includes two vertical bracket side plates 45 arranged in parallel. The outer wall surface is provided with a clamping fixing seat 46, and a clamping plate 47 passing through the clamping fixing seat 46 and the vertical bracket side plate 45 is provided on the clamping fixing seat 46. The clamping fixing seat 46 is provided on the clamping fixing seat 46 There is a fixing bolt 48 acting on the clamping plate 47, and a suspension seat 26 and a suspension rod 49 are provided on the top of the vertical bracket 17 of the hanger. The suspension seat 26 is located on the extension line of the center of gravity of the stair platform hanger. The top of the vertical bracket 17 of the hanger is further provided with a first strut device 27 extending in a direction away from the side plate 3 of the stair platform. One end of the first strut device 27 is provided with a second strut device 28, the second A supporter 29 for the leveler is provided at the bottom of the strut device 28, and a third connecting boss 30 is provided on the bottom plate 20 of the first stair platform. The base plate 21 is provided with a fourth connecting boss 31, and a connecting bolt passing through the fourth connecting boss 31 is provided on the third connecting boss 30.

15 to 19, the stair formwork element 52 includes a first formwork including the stair base plate 5 for forming the bottom of the stair, the stair side plate 6 for forming the side of the stair, and the A hanging portion 7 connected by a mechanism, the hanging portion 7 extending inwardly from the top of the stair side panel 6, a fixing portion 8 for fixing the step template 1 is provided on the stair bottom plate 5, and the fixing portion 8 is a The side plate 6 of the stair is provided with a fixed plate 32 in parallel. The fixed plate 32 is provided with a convex portion supporting the step template 1. The stair side plate 6 is provided with a plurality of weight-reducing holes 33. The bottom surface of the stair bottom plate 5 A plurality of weight-reducing grooves 34 are provided, a supporting fixing seat 35 is provided in the weight-reducing groove 34 in the middle position, and a plurality of parallel positioning hooks 36 are provided at the lower end of the stair floor 5, each of which is positioned The hook 36 is provided with a positioning slot, the step template 1 includes a step vertical plate 37 and a step bottom plate 38, the step vertical plate 37 and the step bottom plate 38 are connected, the step vertical plate 37 and the step bottom plate 38 There are a plurality of reinforcing rods 39 arranged in parallel between the step vertical plate 37 and the step bottom plate 38 is provided with a reinforcing rib plate 40, the end of the step template 1 is provided with the first connecting plate 13 at the end The suspension portion 7 is provided with the second connecting plate 14, the second connecting plate 14 is provided with the fixing base 9, and the first connecting plate 13 and the fixing base 9 are fixedly connected by bolting.

A building stair forming method using the second embodiment includes the following steps:

In step S1, a building stairwell is formed by using a building slipform assembly;

In step S2, the stair platform formwork element 51 is staggered up and down on the opposite wall surface of the building stairwell, and concrete is poured on the staircase platform formwork element 51. The specific steps are as follows:

In step S21, the stair platform template element 51 is hoisted to the stair platform to be formed through the lifting mechanism, and at the same time, the position of the clamping plate 47 is adjusted so that the clamping plate 47 and the outer mold 50 of the building sliding form element contact;

In step S22, a brace 41 is installed between the wall surface of the staircase of the building and the stair platform hanger, and the brace 41 is installed between the stair platform and the stair platform hanger;

In step S23, concrete is poured on the stair platform formwork element 51, a screed 42 is installed on the screed support 29, and the upper surface of the stair platform is leveled;

In step S24, the scraper 42 is removed, and after the concrete formed by the stair platform is solidified, the stay 41 is removed;

In a step S25, the connecting bolts on the third connecting boss 30 and the fourth connecting boss 31 are removed, the stair platform formwork element 51 is lowered through the lifting mechanism, and the stair platform hanger drives the first stair platform floor 20. The stair platform side plate 3 is disengaged from the stair platform, and at the same time, the mold reduction mechanism causes the second stair platform bottom plate 21 to retract toward the first stair platform bottom plate 20 and disengage from the stair platform, and causes the stair platform template element 51 Move out from under the platform under the stairs;

In step S26, the stair platform template element 51 is hoisted to the platform station on the forming stair by the lifting mechanism;

In a step S27, the platform on the stairs is shaped according to steps S21 to S25.

In step S3, after the upper and lower stair platforms are formed, the stair platform template element 51 is removed and installed above the upper stair platform and at the wall surface of the staircase of the building provided at 4 places opposite to the upper stair platform. The lifting mechanism connects the stair formwork element 52 and acts on the stair formwork element 52 to place the stair formwork element 52 between the upper and lower stair platforms, and the positioning slot of the positioning hook 36 is matched with one end of the stair platform, and then The support rod 43 is installed at the support fixing seat 35, the step template 1 is placed on the stair template element 52, the number of the step template 1 is two or more, and the stair template is placed from bottom to top Between the element 52 and the building staircase wall 4, the second connecting plate 14 is connected to the building staircase wall 4, the step template 1 is connected to the stair base plate 5, the stair side panel 6, the building staircase The wall surface 4 forms the staircase step pouring space, and the concrete is poured into the staircase step pouring space and the stair platform pouring space;

One step S4, the concrete method of pouring concrete to the stair platform formwork element 51 and the staircase formwork element 52 at the same time to form a stair step:

In step S41, a plurality of step templates 1 are placed between the stair template element 52 and the staircase wall of the building from bottom to top;

In step S42, concrete is poured into the pouring space between the step form 1 and the stair form element 52;

Step S43: After a stair step is formed, the step template 1 in the lower position is displaced to the upper end of the step template 1 in the upper position;

In one step S44, the concrete pouring of the stair steps is performed one by one upwards, and finally the entire section of stair steps is formed.

Step S5: After the stair steps and the new stair platform are formed, the stair platform template element 51 and the step template 1 are removed, and the stair platform template element 51 is installed above the new stair platform and a relatively new stair 4 walls of the stairwell of the building provided by the platform, and then connect the stair formwork element 52 through the lifting mechanism and act on the stair formwork element 52 to make the stair formwork element 52 between the upper stair platform and the lower stair platform. The step template 1 is placed on the stair template element 52;

In step S6, the pouring and forming work of the new stair platform and the stair steps is completed according to the above steps, and so on.

However, the above are only examples of the present invention, and should not be used to limit the scope of the present invention. Any simple equivalent changes and modifications made according to the scope of the patent application of the present invention and the content of the patent specification are still classified as This invention covers the patent.

1: Step template

33: Weight loss hole

10: first level stair platform

34: Weight loss slot

11: First stair steps

35: Support fixed seat

12: second level stair platform

36: positioning hook

13: First connection board

37: Step vertical board

14: Second connection board

38: Step floor

15: fixed slot

39: Reinforcement rod

16: bottom bracket of hanger

4: Wall of staircase

17: Hanger vertical bracket

40: Reinforced ribs

18: The first mold reduction bracket

41: Strut

19: Second reduced mold bracket

42: Scraper

2: stair platform floor

43: Support rod

20: The first stair platform floor

44: limit block

21: Second stair platform floor

45: vertical bracket side plate

22: First fixing groove

46: Card holder

23: The first fixing protrusion

47: Card board

24: First connection boss

48: fixing bolt

25: second connecting boss

49: suspension rod

26: Suspension

5: stair floor

27: The first pole device

50: outer mold

28: Second pole device

51: Stair platform template element

29: Scraper support

52: Stair form element

3: stair platform side panel

6: Staircase side panel

30: third connection boss

7: Suspension

31: Fourth connection boss

8: fixed part

32: fixed plate

9: fixed seat

The following describes the present invention in further detail with reference to the drawings and specific embodiments: FIG. 1 is a structural diagram of pouring a first step staircase in a first embodiment of the invention. Fig. 2 is a structural diagram of a stair formwork element of the first embodiment of the present invention. FIG. 3 is a structural diagram of pouring a second stair step in the first embodiment of the present invention. FIG. 4 is a perspective view of pouring the second stair step in the first embodiment of the present invention. FIG. 5 is a perspective view of a stair formwork element removed in the first embodiment of the invention. FIG. 6 is a perspective view of the first embodiment of the present invention in which the stair formwork element is rotated and placed between a first stair platform and a second stair platform. 7 is a perspective view of the stair platform formwork element in a second embodiment of the invention. 8 is a schematic diagram of step S21 in the second embodiment of the present invention. 9 is a schematic diagram of step S22 in the second embodiment of the present invention. 10 is a schematic diagram of step S23 in the second embodiment of the present invention. FIG. 11 is a schematic diagram of step S24 in the second embodiment of the present invention. FIG. 12 is a schematic diagram of step S25 in the second embodiment of the present invention. 13 is a schematic diagram of step S25 in the second embodiment of the present invention. 14 is a schematic diagram of step S26 in the second embodiment of the present invention. 15 is a connection structure diagram of the stair formwork element in the second embodiment of the present invention and a step formwork in the second embodiment. FIG. 16 is a connection structure view of the stair formwork element and the step form in another view from the second embodiment of the present invention. FIG. 17 is a structural diagram of the stair formwork element in the second embodiment of the present invention. 18 is a structural view of the bottom direction of the stair formwork element in the second embodiment of the present invention. 19 is a schematic diagram of placing the stair formwork element in step S3 of the second embodiment of the present invention. 20 is a schematic diagram of installing a support rod in step S3 of the second embodiment of the present invention. 21 is a partial cross-sectional view of the state where the support rod is installed in step S3 of the second embodiment of the present invention. 22 is a schematic diagram of placing the step template in step S3 of the second embodiment of the present invention. 23 is a schematic diagram of pouring concrete to the stair formwork element in step S4 of the second embodiment of the present invention.

1: Step template

10: first level stair platform

11: First stair steps

12: second level stair platform

13: First connection board

14: Second connection board

2: stair platform floor

3: stair platform side panel

4: Building staircase wall

5: stair floor

6: Staircase side panel

7: Suspension

8: fixed part

9: fixed seat

Claims (18)

A building staircase forming method includes the following steps: S1, a building stairwell is formed by using a building slipform element; S2, a staircase platform is formed at the lower end of the staircase by using a stair platform template element in the stairwell A staircase platform at the upper end of the staircase; S3, using a lifting mechanism to hoist and fix a stair formwork element between the lower platform and the upper staircase platform; S4, using a step template and the stair formwork element The concrete forms a stair step; at the same time, the concrete is poured by the stair platform form element to form the upper stair platform of the upper stair; and S5, after the stair step is formed, the stair form element is separated and hoisted under the stair of the upper stair Between the platform and the platform above the staircase, the concrete is poured in accordance with step S4, and the building of the building stair is completed in this way; the specific method of step S5: S51, the stair formwork element is connected through the lifting mechanism and the stair formwork element Descent off the stair step, S52, translate the stair formwork element out from under the stair step, S53, lift the stair formwork element when there is no obstruction above the stair form element, S54, rotate the stair form element 180 degrees , And S55, hoist the stair formwork element again between the lower stair platform and the upper stair platform of the upper staircase. The building stair forming method according to claim 1, wherein the specific step of forming the stair steps in step S4: S41, placing a plurality of step templates from the bottom to the stair template elements and a building stairwell wall Between the surfaces; S42, pouring the concrete into the pouring space between the step template and the stair template element; S43, after a stair step is formed, the step template in the lower position is transferred to the step template in the upper position The upper end; and S44, the concrete pouring of the stair steps is carried out one by one upwards, and finally the entire section of stair steps is formed. The building staircase forming method according to claim 1, wherein a fixing groove for fixing the stair platform formwork element is provided on the wall surface of a building stairwell. The building staircase forming method according to claim 1, wherein the stair platform form element includes a stair platform bottom plate, a stair platform side plate, and a stair platform hanger for hoisting the stair platform bottom plate and the stair platform side plate . The building stair forming method according to claim 4, wherein the stair platform hanger is an L-shaped structure, the stair platform hanger includes a hanger bottom bracket and a hanger vertical bracket, the stair platform bottom plate and the The side plate of the stair platform is set at the bottom bracket of the hanger. The bottom plate of the stair platform is divided into a first stair platform bottom plate and a second stair platform bottom plate. A mold reduction mechanism, which includes a first mold reduction bracket and a second mold reduction bracket, the first stair platform floor is connected to the first mold reduction bracket, the second stair platform floor and the second mold reduction The bracket is connected, the first reduced-mold bracket is connected to the bottom bracket of the hanger, the second stair platform bottom plate is located between the first stair platform bottom plate and the stair platform side plate, and the first reduced mold bracket includes two parallel A first support plate, the second reduced-mold support includes two second support plates arranged in parallel, an end surface of the first support plate close to the second support plate is a first inclined surface portion, and the second support plate is close to The end surface of the first bracket plate is a second inclined surface portion that is in contact with the first inclined surface portion, a first fixing groove is provided on the first inclined surface portion, and a second fixed surface portion is provided on the second inclined surface portion The first fixing protrusion matched with the first fixing groove is provided with a first connecting boss on the side of the first bracket plate near the first fixing groove, and a sliding groove is provided on the first connecting boss , A second connecting boss is provided on the side of the second bracket plate near the first fixing protrusion, and a connecting bolt passing through the second connecting boss is provided at the sliding groove of the first connecting boss, A limit block is provided on the side of the first bracket plate. The vertical bracket of the hanger includes two parallel vertical bracket side plates. A clamping fixing seat is provided on the outer wall surface of the vertical bracket side plate. The fixing seat is provided with a clamping plate passing through the clamping fixing seat and the side plate of the vertical bracket, and a fixing bolt acting on the clamping plate is arranged on the clamping fixing seat. The building stair forming method according to claim 5, wherein a hanging seat and a hanging rod are provided on the top of the vertical bracket of the hanger, the hanging seat is located on the extension line of the center of gravity of the stair platform hanger, and The top of the vertical support is also provided with a first strut device extending away from the side plate of the stair platform. One end of the first strut device is provided with a second strut device, and a bottom of the second strut device is provided with a Scraper support base, on the first stair platform A third connecting boss is provided on the bottom plate, a fourth connecting boss is provided at the bottom of the second stair platform, and a connecting bolt passing through the fourth connecting boss is provided on the third connecting boss. The building stair forming method according to claim 6, wherein in step S2, the specific steps are as follows: S21, hoisting the stair platform formwork element to the stair platform to be formed through the lifting mechanism; S22, in the A brace is installed between the wall surface of the staircase of the building and the stair platform hanger, and the brace is installed between the stair platform and the stair platform hanger; S23, the concrete is poured on the stair platform formwork element , Install a leveler on the leveler support base and level the upper surface of the stair platform; S24, remove the leveler, after the concrete formed by the level platform solidifies, remove the brace; S25, Remove the connecting bolts on the third connecting boss and the fourth connecting boss, the stair platform formwork element descends through the lifting mechanism, and the stair platform hanger drives the first stair platform bottom plate and the stair platform side plate out of the A stair platform, at the same time, the mold reduction mechanism causes the second stair platform bottom to retract in the direction of the first stair platform bottom and away from the stair platform, and the stair platform template element is moved out from under the stair platform; S26, through The lifting mechanism hoistes the stair platform template element to the station where the platform on the stair is formed; and S27, the platform on the stair is formed according to steps S21 to S25. The building staircase forming method according to claim 1, wherein the stair formwork element includes a stair base plate for forming the bottom of the staircase, a stair side plate for forming the side of the staircase, and a staircase side plate for connecting to the lifting mechanism A hanging portion extending inwardly from the top of the side panel of the staircase, and a fixing portion for fixing the step form is provided on the side panel of the staircase The bottom of the fixed plate is connected with the bottom plate of the staircase, a raised portion supporting the step template is provided on the fixed plate, a plurality of weight reduction holes are provided on the side plate of the staircase, and a plurality of weight reductions are provided on the bottom surface of the staircase bottom plate A groove, a supporting fixing seat is arranged in the weight reduction groove in the middle position, and a plurality of positioning hooks arranged in parallel are arranged at the lower end position of the stair floor, each positioning hook is provided with a positioning hook, the step A first connecting plate is provided at one end of the template, a second connecting plate is provided on the hanging portion, and a fixed seat is provided on the second connecting plate, and the first connecting plate and the fixed seat are fixedly connected by bolt connection. The building staircase forming method according to claim 7, wherein the step template includes a step vertical plate and a step bottom plate, the step vertical plate and the step bottom plate are connected between the step vertical plate and the step bottom plate A plurality of reinforcing rods are provided in parallel, and a reinforcing rib plate is provided at the connection between the step vertical plate and the step bottom plate, and one end of the first connecting plate is connected to the reinforcing rod. The building staircase forming method according to claim 1, wherein the number of the step template is two or more, and is placed between the staircase template element and a building stairwell wall from bottom to top. After a stair step is formed, the step template in the lower position is transferred to the upper end of the step template in the upper position, and the concrete pouring of the stair step is carried out in turn one by one. Irrigate. The building staircase forming method according to claim 8, wherein in this step S2: connecting the stair formwork element through the lifting mechanism and acting on the stair formwork element so that the stair formwork element is between the upper and lower stair platforms , The positioning slot of each positioning hook is matched with one end of the stair platform, and then a support rod is installed at the support fixing seat. The building staircase forming method according to claim 1, wherein when the bottom connection end of the stair steps is the ground condition of the building stairwell, the stair platform formwork element is installed on a building stairwell wall surface, and the stair platform The form element is poured into the concrete, and after the stair platform is formed, the stair platform form element is removed and installed above the stair platform and placed on the wall surface of the building staircase opposite to the stair platform, connected by the lifting mechanism The stair formwork element causes one end of the stair formwork element to contact the ground of the building stairwell, the other end of the stair formwork element contacts the stair platform, and the step form is placed on the stair formwork element. A building stair molding module includes a stair platform template element, a stair template element, and a step template. The stair platform template element includes a stair platform bottom plate and a stair platform side plate. One end of the stair platform bottom plate is connected to a building The staircase wall is fixed, and the other end of the staircase floor is connected to the staircase side plate. The stair formwork element includes a first formwork, the first formwork includes a stair floor for forming the bottom of the staircase, and a A stair side plate on the side of the stair, and a hanging part for connecting with a lifting mechanism, the hanging part extends inwardly from the top of the stair side plate, one end of the step template is fixed with the stair side plate; the stair platform mold The slab element also includes a stair platform hanger for hoisting the stair platform bottom plate and the stair platform side plate. The stair platform hanger is an L-shaped structure. The stair platform hanger includes a hanger bottom bracket and a hanger vertical A bracket, the stair platform bottom plate and the stair platform side plate are provided at the bottom bracket of the hanger. The stair platform bottom plate is divided into a first stair platform bottom plate and a second stair platform bottom plate. A mold reduction mechanism is provided between the two stair platform bottom plates, the mold reduction mechanism includes a first mold reduction bracket and a second mold reduction bracket, the first stair platform bottom plate is connected with the first mold reduction bracket, and the second staircase The platform bottom plate is connected to the second reduced mold bracket, the first reduced mold bracket is connected to the bottom bracket of the hanger, the second stair platform bottom plate is located between the first stair platform bottom plate and the stair platform side plate, the first contracted The mold bracket includes two first bracket plates arranged in parallel, the second reduced mold bracket includes two second bracket plates arranged in parallel, and an end surface of the first bracket plate close to the second bracket plate is a first inclined portion , An end surface of the second bracket plate close to the first bracket plate is a second inclined surface portion that fits the first inclined surface portion, and a first fixing groove is provided on the first inclined surface portion A first fixing protrusion matched with the first fixing groove is provided on the two inclined surfaces, and a first connecting boss is provided on the side of the first support plate near the first fixing groove. A sliding groove is provided on the connecting boss. A second connecting boss is provided on the side of the second bracket plate near the first fixing protrusion. A sliding groove is provided at the sliding groove of the first connecting boss Two connecting bolts of the connecting boss, a limit block is provided on the side of the first support plate, the vertical bracket of the hanger includes two parallel vertical support side plates, and an outer wall surface of each vertical support side plate is provided with a Fixing seat is fixed on the fixing seat A clamping plate passing through the clamping fixing seat and the side plate of the vertical bracket is provided on the clamping bracket, and a fixing bolt acting on the clamping plate is arranged on the clamping fixing seat. The building stair forming module according to claim 13, wherein a fixing portion for fixing the step template is provided on the side plate of the stair, and the fixing portion is a convex portion supporting the step template. The building stair forming module according to claim 13, wherein the step template is an L-shaped plate, and the number of the step templates is two or more, and is placed on the stair template element from bottom to top. The building stair forming module according to claim 13, wherein a suspension seat and a suspension rod are provided on the top of the vertical bracket of the hanger, the suspension seat is located on the extension line of the center of gravity of the stair platform hanger. The top of the vertical bracket of the hanger is also provided with a first strut device extending away from the side plate of the stair platform, one end of the first strut device is provided with a second strut device, and the bottom of the second strut device is provided There is a scraper support seat, a third connecting boss is provided on the bottom of the first stair platform, a fourth connecting boss is provided on the bottom of the second stair platform, and a through is provided on the third connecting boss The connecting bolt of the fourth connecting boss. The building stair forming module according to claim 13, wherein the stair form element includes a stair bottom plate for forming the bottom of the stair, a stair side plate for forming the side of the stair, and a connection for the lifting mechanism The hanging portion extends from the top of the stair side plate inwardly, and a fixing portion for fixing the step template is provided on the stair side plate, the fixing portion is a fixing plate parallel to the stair side plate, The bottom of the fixed plate is connected with the bottom plate of the staircase, and a protrusion supporting the step template is provided on the fixed plate Starting part, a plurality of weight-reducing holes are provided on the side plate of the staircase, a plurality of weight-reducing grooves are provided on the bottom surface of the stair floor, and a supporting fixing seat is provided in the weight-reducing groove in the middle position at the lower end of the stair floor A plurality of positioning hooks arranged in parallel are provided at the position, each positioning hook is provided with a positioning slot, one end of the step template is provided with a first connecting plate, and a second connecting plate is provided on the hanging part. A fixed seat is provided on the second connection plate, and the first connection plate and the fixed seat are fixedly connected by bolt connection. The building stair forming module according to claim 15, wherein the step template includes a step vertical plate and a step bottom plate, the step vertical plate and the step bottom plate are connected, and between the step vertical plate and the step bottom plate A plurality of reinforcing rods are provided in parallel, and a reinforcing rib plate is provided at the connection between the vertical plate of the step and the bottom plate of the step.

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