CN213412372U

CN213412372U - Mould for prefabricated staircase

Info

Publication number: CN213412372U
Application number: CN202021788222.1U
Authority: CN
Inventors: 杨松; 杨晓; 利长财; 赵运良; 赖远洋
Original assignee: Shenzhen Shengde Architectural Technology Co ltd
Current assignee: Shenzhen Shengde Architectural Technology Co ltd
Priority date: 2020-08-22
Filing date: 2020-08-22
Publication date: 2021-06-11
Anticipated expiration: 2030-08-22

Abstract

The utility model relates to a mould for prefabricated staircase, including the chassis, the chassis upper end is connected with a plurality of step panel, all the both ends of step panel all are connected with the side form jointly, the both ends of side form are provided with lamina tecti and end cap board respectively, two be provided with the reinforcement subassembly between the side form, the reinforcement subassembly includes that a plurality of sets up the anchor strut between two side forms, the anchor strut both ends all are connected with the connecting rod, the one end that the anchor strut was kept away from to the connecting rod can be dismantled through the locating part with one side that the side form deviates from the chassis and be connected. Install the step panel on the chassis earlier, install the side form in the both sides of step panel after that, install the both ends at the side form with lamina tecti and end cover again, then install the anchor strut between two side forms through the locating part, the anchor strut can provide the tightening force for two side forms to avoid the side form to lean out under the extrusion of concrete, and then improve the quality of prefabricated stair.

Description

Mould for prefabricated staircase

Technical Field

The application relates to the field of prefabricated stairs, in particular to a mold for prefabricated stairs.

Background

In the production process of the prefabricated staircase, a staircase mold is usually used for pouring and forming, and the method has very important significance for the rapid and low-cost construction of staircase building components.

At present, the patent of publication No. CN207749828U discloses a novel steel form of prefabricated stair of socket joint formula, including two stair side trapezoidal steel sheets, stair face subassembly, the bottom plate that stair face subassembly supported the structure and set up along the stair inclined plane, stair face subassembly includes the stair tread rectangular steel sheet of two at least perpendicular stair tread rectangular steel sheets that set up and two at least levels set up, stair tread rectangular steel sheet and stair tread rectangular steel sheet interval set up and connect gradually from bottom to top along the direction on stair inclined plane, be provided with a plurality of horizontal draw-in grooves respectively in the inboard of two stair side trapezoidal steel sheets, a plurality of vertical draw-in grooves and an oblique draw-in groove. This novel steel form of prefabricated stair of socket joint formula it has solved the stair template well and has often wasted time and energy of work shortcoming at the setting up in-process.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: when concreting, the trapezoidal steel sheet of stair side easily leans out under the extrusion of concrete to lead to the prefabricated stair of pouring to be not suitable for, consequently wait to improve.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that the side form leaned out when concreting, this application provides a mould for prefabricated stair.

The application provides a template for prefabricated staircase adopts following technical scheme:

the utility model provides a mould for prefabricated staircase, includes the chassis, the chassis upper end is connected with a plurality of step panel, all the both ends of step panel all are connected with the side form jointly, the both ends of side form are provided with top shroud and bottom cover board, two respectively be provided with between the side form and consolidate the subassembly, it includes that a plurality of sets up the anchor strut between two side forms to consolidate the subassembly, the anchor strut both ends all are connected with the connecting rod, the one end that the anchor strut was kept away from to the connecting rod can be dismantled through the locating part with one side that the side form deviates from the chassis and be connected.

Through adopting above-mentioned technical scheme, earlier with the step panel according to installing on the chassis, install the side form in the both sides of step panel after that, install the both ends at the side form with lamina tecti and bottom plate again, then install the anchor strut between two side forms through the locating part, the anchor strut can provide the tightening force for two side forms to avoid the side form to lean out under the extrusion of concrete, and then improve the quality of prefabricated stair.

Preferably, the locating part includes the limiting plate of being connected with the one end that the anchor strut was kept away from to the connecting rod, the both ends of limiting plate are all connected with the side form through pin and round pin piece.

Through adopting above-mentioned technical scheme, pin and round pin piece easy dismounting to be convenient for pull down the limiting plate from the side form, labour saving and time saving.

Preferably, one side of the reinforcing rod facing the step panel is connected with detection columns, and one ends of the detection columns facing the step panel are connected with detection plates along the horizontal direction.

By adopting the technical scheme, all the detection plates are adjusted to the same horizontal plane, then concrete pouring is started, and after the concrete is poured, whether the detection plates are attached to the surface of the concrete or not is observed, so that whether the surface of the concrete is flat or not is judged.

Preferably, the stiffening rod offers the confession towards one side of step panel and detects the inspection hole that the post card was gone into and slided from top to bottom, the inside wall of inspection hole has the rubber ring along circumference connection, the inside wall of rubber ring is hugged closely with the lateral wall that detects the post.

Through adopting above-mentioned technical scheme, detect the post and can reciprocate in the detection hole to can adjust the distance between detection post and the step panel, conveniently make the precast floor of different thickness.

Preferably, a plurality of reinforcing ribs are connected to the side walls of the two side molds, which are away from each other, at intervals along the length direction of the side molds.

Through adopting above-mentioned technical scheme, the strengthening rib can increase the structural strength of side form to avoid the unexpected deformation of side form.

Preferably, a plurality of hangers are connected to two parallel sides of the lower end of the underframe.

Through adopting above-mentioned technical scheme, pass the hangers with the lifting rope, rethread loop wheel machine can be hoisted the chassis and carry labour saving and time saving.

Preferably, the step panel comprises a first connecting plate and a second connecting plate vertically connected with the first connecting plate, and a plurality of supporting plates are arranged between the first connecting plate and the second connecting plate at intervals along the length direction of the first connecting plate and the second connecting plate.

Through adopting above-mentioned technical scheme, the backup pad can provide the holding power for between first connecting plate and the second connecting plate to make first connecting plate and second connecting plate keep the vertical state, improve the quality of pouring of precast floor slab.

Preferably, the side die, the step panel, the top cover plate and the bottom cover plate are all made of aluminum alloy materials.

Through adopting above-mentioned technical scheme, the aluminum alloy quality is light, all can improve the installation effectiveness through artifical transport, and side form, step panel, top shroud and bottom plate are extrusion simultaneously, and the preparation is convenient, practices thrift the cost of manufacture.

In summary, the present application includes at least one of the following beneficial technical effects:

the stair prefabricating method comprises the following steps of firstly installing a step panel on a bottom frame, then installing side molds on two sides of the step panel, then installing a top cover plate and a bottom cover plate on two ends of the side molds, and then installing a reinforcing rod between the two side molds through a limiting piece, wherein the reinforcing rod can provide tightening force for the two side molds, so that the side molds are prevented from inclining outwards under the extrusion of concrete, and the quality of the prefabricated stair is improved;

and adjusting all the detection plates to the same horizontal plane, then, beginning to pour concrete, and observing whether the detection plates are tightly attached to the surface of the concrete after the concrete is poured, so as to judge whether the surface of the concrete is flat or not.

Drawings

FIG. 1 is a schematic structural view of the present embodiment;

FIG. 2 is an exploded view of the reinforcement assembly in this embodiment;

fig. 3 is a schematic structural view of the step panel in the present embodiment.

Description of reference numerals: 1. a chassis; 11. hanging a lug; 2. side mould; 21. reinforcing ribs; 3. a step panel; 31. a first connecting plate; 32. a second connecting plate; 33. a support plate; 4. a top cover plate; 5. a bottom cover plate; 6. a reinforcement assembly; 61. a reinforcing rod; 611. a detection hole; 612. a rubber ring; 62. a connecting rod; 63. a limiting member; 631. a limiting plate; 7. a detection column; 71. and (6) detecting the board.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses mould for prefabricated staircase. Referring to fig. 1, the mould for the prefabricated staircase comprises an underframe 1, wherein the upper end of the underframe 1 is detachably connected with a plurality of step panels 3, two ends of all the step panels 3 are both connected with side moulds 2, and two ends of each side mould 2 are respectively provided with a top cover plate 4 and a bottom cover plate 5. The side die 2, the step panel 3, the top cover plate 4 and the bottom cover plate 5 are all made of aluminum alloy materials and are connected through pins and pin pieces, and the dismounting is convenient. Be provided with between two side forms 2 and consolidate subassembly 6, consolidate subassembly 6 and can provide the tightening force for two side forms 2 to avoid side form 2 to lean out under the extrusion of concrete, and then improve prefabricated staircase's quality.

Referring to fig. 1, two parallel sides of the lower end of the chassis 1 are fixedly connected with two hangers 11. The lifting rope passes through the hanging lug 11, and the underframe 1 can be lifted and carried by the crane, so that time and labor are saved. A plurality of reinforcing ribs 21 are fixedly connected to the side walls of the two side molds 2 which are deviated from each other at intervals along the length direction of the side molds. The reinforcing ribs 21 can increase the structural strength of the side mold 2, thereby preventing the side mold 2 from being deformed accidentally.

Referring to fig. 1 and 2, the reinforcing assembly 6 includes two reinforcing rods 61 spanning between the upper end surfaces of the two side molds 2, and connecting rods 62 are fixedly connected to both ends of one side of the reinforcing rods 61 facing the step panel 3 in the vertical direction. One end that reinforcing bar 61 was kept away from to connecting rod 62 and one side that side form 2 deviates from chassis 1 can be dismantled through locating part 63 and be connected, and locating part 63 includes that one end fixed connection who keeps away from reinforcing bar 61 along horizontal direction and connecting rod 62 is rectangular limiting plate 631, and the both ends of limiting plate 631 all are connected with the side form 2 up end through pin and round pin piece. When concreting, anchor strut 61 and connecting rod 62 can provide the tightening force for two side forms 2, avoid side form 2 to lean out under the extrusion of concrete, improve the quality of pouring of prefabricated staircase.

Referring to fig. 1 and 2, two detection columns 7 are fixedly connected to one side of the reinforcing rod 61 facing the step panel 3 at intervals along the length direction thereof, and a detection plate 71 in a circular shape is fixedly connected to one end of each detection column 7 facing the step panel 3 along the horizontal direction. And adjusting all the detection plates 71 to the same horizontal plane, then starting to pour concrete, and observing whether the detection plates 71 are tightly attached to the surface of the concrete after the concrete is poured, so as to judge whether the surface of the concrete is flat or not.

Referring to fig. 1 and 2, a detection hole 611 for the detection column 7 to be clamped and to slide up and down is formed in one side of the reinforcing rod 61 facing the step panel 3, a rubber ring 612 is fixedly connected to the inner side wall of the detection hole 611 along the circumferential direction, and the inner side wall of the rubber ring 612 is tightly attached to the outer side wall of the detection column 7. The detection column 7 can move up and down in the detection hole 611, so that the distance between the detection column 7 and the step panel 3 can be adjusted, and the prefabricated floor slabs with different thicknesses can be manufactured conveniently.

Referring to fig. 3, the step panel 3 includes a first connecting plate 31 and a second connecting plate 32 vertically and fixedly connected to the first connecting plate 31, and a plurality of supporting plates 33 are fixedly connected between the first connecting plate 31 and the second connecting plate 32 at intervals along the length direction thereof. The supporting plate 33 can provide a supporting force between the first connecting plate 31 and the second connecting plate 32, so that the first connecting plate 31 and the second connecting plate 32 are kept in a vertical state, and the pouring quality of the precast floor slab is improved.

The implementation principle of the mould for the prefabricated staircase of the embodiment of the application is as follows: install step panel 3 on chassis 1 earlier, install side form 2 in step panel 3's both sides afterwards, install top shroud 4 and end cap board 5 at the both ends of side form 2 again, then install two anchor strut 61 between two side forms 2 through pin and round pin piece, anchor strut 61 can provide the tightening force for two side forms 2 to avoid side form 2 to lean out when concreting.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a prefabricated mould for stair, includes chassis (1), chassis (1) upper end is connected with a plurality of step panel (3), all the both ends of step panel (3) all are connected with side form (2) jointly, the both ends of side form (2) are provided with lamina tecti (4) and end cover board (5), its characterized in that respectively: two be provided with between side form (2) and consolidate subassembly (6), consolidate subassembly (6) and set up anchor strut (61) between two side forms (2) including a plurality of, anchor strut (61) both ends all are connected with connecting rod (62), the one end that anchor strut (61) were kept away from in connecting rod (62) can be dismantled through locating part (63) with one side that side form (2) deviate from chassis (1) and be connected.

2. The mold for prefabricated staircase according to claim 1, wherein: the limiting piece (63) comprises a limiting plate (631) which is connected with one end, far away from the reinforcing rod (61), of the connecting rod (62), and two ends of the limiting plate (631) are connected with the side mold (2) through pins and pin pieces.

3. The mold for prefabricated staircase according to claim 2, wherein: one side of the reinforcing rod (61) facing the step panel (3) is connected with a detection column (7), and one end of the detection column (7) facing the step panel (3) is connected with a detection plate (71) along the horizontal direction.

4. The mold for prefabricated staircase according to claim 3, wherein: reinforcing rod (61) offer towards one side of step panel (3) and supply to detect post (7) card to go into and detection hole (611) that slide from top to bottom, the inside wall of detection hole (611) has rubber ring (612) along circumferential connection, the inside wall of rubber ring (612) is hugged closely with the lateral wall that detects post (7).

5. The mold for prefabricated staircase according to claim 1, wherein: two all along self length direction interval connection have a plurality of strengthening ribs (21) on the lateral wall that the side form (2) deviates from each other.

6. The mold for prefabricated staircase according to claim 1, wherein: the two parallel sides of the lower end of the underframe (1) are connected with a plurality of hangers (11).

7. The mold for prefabricated staircase according to claim 1, wherein: the step panel (3) comprises a first connecting plate (31) and a second connecting plate (32) vertically connected with the first connecting plate (31), and a plurality of supporting plates (33) are arranged between the first connecting plate (31) and the second connecting plate (32) at intervals along the length direction of the first connecting plate and the second connecting plate.

8. The mold for prefabricated staircase according to claim 1, wherein: the side die (2), the step panel (3), the top cover plate (4) and the bottom cover plate (5) are all made of aluminum alloy materials.