CN217292756U

CN217292756U - Stair mould of commonality

Info

Publication number: CN217292756U
Application number: CN202123106763.9U
Authority: CN
Inventors: 唐紫松; 黄兵兵; 杜彧; 章立鹰; 陈志荣; 程育林; 支绍文; 刘光友
Original assignee: Dy-Link Engineering & Technology Co ltd
Current assignee: Dy-Link Engineering & Technology Co ltd
Priority date: 2021-12-09
Filing date: 2021-12-09
Publication date: 2022-08-26
Anticipated expiration: 2031-12-09

Abstract

A general stair mold comprises a base support, wherein a base block which can be replaced according to the thickness of a prefabricated stair step is mounted on the base support, a step combination block is fixed on one side of the upper end face of the base block, and a back plate block is fixed on the other side of the upper end face of the base block; one end of the step combination block is fixedly connected with a bottom step block, the other end of the step combination block is fixedly connected with a top step block, and the lower end faces of the bottom step block and the top step block are fixedly connected with the base block; one end of the back plate block is connected with the top step block through an upper stop block, the other end of the back plate block is connected with the bottom step block through a lower stop block, and the back plate block, the upper stop block, the top step block, the step combination block, the bottom step block, the lower stop block and the bottom base block enclose a pouring area of the prefabricated staircase; the outer side surface of the back plate block is provided with a supporting block for supporting the back plate block during pouring, and the supporting block is fixed on the base support in an adjustable position to adapt to the support during pouring of steps with different thicknesses.

Description

Stair mould of commonality

Technical Field

The utility model belongs to the technical field of the precast concrete, concretely relates to stair mould of commonality.

Background

At present, with the development of the times, the concrete prefabricated staircase overcomes the problems of old construction method, complex construction process, lower appearance quality of finished products, low construction precision, high technical requirements on workers, difficulty in vibrating during concrete pouring and the like of the traditional concrete cast-in-place staircase. The pursuit of a fast, safe and reliable concrete prefabricated staircase installation and construction technology with convenient disassembly and assembly and convenient construction management is an inevitable choice for building construction units. Because current stair size type is too much, all design one set of mould alone each time when producing different prefabricated stairs, the mould reuse degree of difficulty is high, leads to prefabricated stair's cost to remain high.

Disclosure of Invention

To the technical problem that exists at present, the utility model provides a practice thrift a large amount of costs, reduction in production cycle, improve production efficiency, can reuse, the good commonality's of practicality stair mould.

The utility model adopts the technical proposal that:

the utility model provides a stair mould of commonality which characterized in that: the stair-climbing device comprises a base support, wherein a base block which can be replaced according to the thickness of a step of a prefabricated stair is installed on the base support, a step combination block which is vertical to the base block is fixed on one side of the upper end surface of the base block, and a back plate block which is vertical to the base block is fixed on the other side of the upper end surface of the base block; one end of the step combination block is fixedly connected with a bottom step block, the other end of the step combination block is fixedly connected with a top step block, and the lower end faces of the bottom step block and the top step block are fixedly connected with the base block; one end of the back plate block is connected with the top step block through an upper stop block, the other end of the back plate block is connected with the bottom step block through a lower stop block, and the back plate block, the upper stop block, the top step block, the step combination block, the bottom step block, the lower stop block and the bottom base block enclose a pouring area of the prefabricated staircase; the outer side surface of the back plate block is provided with a supporting block for supporting the back plate block during pouring, and the supporting block is fixed on the base support in an adjustable position to adapt to the supporting during pouring of steps with different thicknesses.

Furthermore, a positioning fixing block is installed on the upper end face of the step combination block, and a counter-pulling structure for preventing the mold expansion in the pouring process is arranged between the positioning fixing block and the upper end face of the back plate block.

Furthermore, the positioning fixing block comprises an angle steel block fixedly connected to the upper end face of the step combination block, and a plurality of first counter pull blocks are fixed on the inner side face of the angle steel block.

Furthermore, corresponding second counter-pulling blocks are fixed at the positions, opposite to the first counter-pulling blocks, of the upper end face of the back plate block, and the first counter-pulling blocks and the second counter-pulling blocks are tightened through bolts to form counter-pulling structures.

Furthermore, the step combination block is formed by combining a plurality of single-layer step blocks, each single-layer step block comprises a pouring template, a first connecting plate and a second connecting plate which are perpendicular to the pouring template are fixed on two sides of the pouring template, the first connecting plate and the second connecting plate are fixedly connected through a plurality of reinforcing plates which are horizontally arranged, the width of the first connecting plate is larger than that of the second connecting plate, a plurality of waist holes are formed in the first connecting plate, a plurality of screw holes are formed in the second connecting plate, and the adjacent single-layer step blocks are fixedly connected through the waist holes in the first connecting plate and the screw holes in the second connecting plate; the reinforcing plates at the upper end and the lower end are provided with fixing holes for fixed connection.

Further, the height of the single-layer step block is the width of the steps of the prefabricated staircase, and the width of the pouring template is the height of the single step of the prefabricated staircase.

Further, the backplate piece includes the back flat board, the one end fixedly connected with of back flat board turns the board, and its other end fixedly connected with turns the board down, go up turning board and last dog fixed connection, turn the board down and keep off piece fixed connection down.

Furthermore, a plurality of positioning tools are installed at the upper end of the rear flat plate, the positioning tools are used for fixedly installing hoisting sleeves, and the hoisting sleeves and the prefabricated staircase are fixed together when being poured.

Furthermore, the outer side of the rear flat plate is symmetrically provided with supporting blocks, and the lower ends of the supporting blocks are connected with the base support in a sliding mode to achieve position adjustment.

Furthermore, the top step block and the upper stop block, and the bottom step block and the lower stop block are rotatably connected through hinges.

The utility model is suitable for a prefabricated earth field that mixes can be applicable to various prefabricated staircases.

The utility model has the advantages that: the commonality of structure is good, and whole simple to operate, main part are according to the mould part of several kinds of commonality of current stair size design, and all the other parts carry out the differentiation design, and most component can reuse, has reduced the time of making new mould, can practice thrift a large amount of costs for traditional mould, and reduction in production cycle improves production efficiency, has fine practicality.

Drawings

Fig. 1 is a schematic front side three-dimensional structure of the present invention.

Fig. 2 is a schematic diagram of the rear side three-dimensional structure of the present invention.

Fig. 3 is a schematic structural view of the single-layer step block of the present invention.

Fig. 4 is a schematic structural view of the positioning fixing block of the present invention.

Detailed Description

The present invention will be further described with reference to the following specific embodiments, but the present invention is not limited to these specific embodiments. It will be recognized by those skilled in the art that the present invention encompasses all alternatives, modifications, and equivalents as may be included within the scope of the claims.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. "beneath," "under" and "beneath" a first feature includes the first feature being directly beneath and obliquely beneath the second feature, or simply indicating that the first feature is at a lesser elevation than the second feature.

Referring to fig. 1 to 4, the embodiment provides a universal stair mold, including a base frame 1, a base block 50 capable of being replaced according to the thickness of a prefabricated stair step is fixedly arranged on the upper end surface of the base frame 1, a step combination block 60 vertically arranged on the upper end surface of the base block 50 is fixedly connected with a bolt, a bottom step block 30 is fixedly connected with the right end of the step combination block 60 by a bolt, the lower end of the bottom step block 30 is fixedly connected with the base block 50 by a bolt, the right end of the bottom step block 30 is rotatably connected with a lower stop block 31, the left end of the step combination block 60 is fixedly connected with a top step block 20 by a bolt, the lower end of the top step block 20 is fixedly connected with the base block 50 by a bolt, the right end of the top step block 20 is rotatably connected with an upper stop block 21, a back plate block 10 is fixedly connected with the rear end surface of the base block 50, the left end of the back plate block 10 is fixedly connected with the upper stop block 21 through a bolt, the right end of the back plate block 10 is fixedly connected with the lower stop block 31 through a bolt, and the back plate block 10, the upper stop block 21, the top step block 20, the step combination block 60, the bottom step block 30, the lower stop block 31 and the bottom base block 50 form a pouring area of the prefabricated staircase in a surrounding mode; the outer side surface of the backboard block 10 is provided with a supporting block 70 for supporting the backboard block 10 during pouring, the supporting block 70 is fixed on the base support 1 in an adjustable position to adapt to the support during pouring of steps with different thicknesses, specifically, the rear end surface of the backboard block 10 is fixedly connected with a supporting block 70 which is symmetrical left and right, and the lower end of the supporting block 70 is connected with the base support 1 in a sliding manner to realize position adjustment.

In this embodiment, a positioning fixing block 40 is disposed at the upper end of the step combination block 60, and a counter-pulling structure for preventing the mold expansion during the pouring process is disposed between the positioning fixing block 40 and the upper end surface of the back plate block 10. The positioning fixing block 40 comprises an angle steel block 41 fixedly connected to the upper end face of the step combination block 60, and a plurality of first counter blocks 42 are fixedly welded to the inner side face of the angle steel block 41. The upper end face of the back plate block 10 is fixed with a corresponding second pair of pulling blocks 19 at the position opposite to the first pair of pulling blocks 42, the centers of the first pair of pulling blocks 42 and the second pair of pulling blocks 19 are both provided with waist holes, and the first pair of pulling blocks 42 and the second pair of pulling blocks 19 are tightened by bolts to form a pair-pulling structure. The angle steel block 41 is provided with holes according to the size of the prefabricated staircase, the angle steel block 41 is fixedly connected with the upper end of the step combination block 60 through bolts, and the angle steel block 41 performs secondary reinforcement and positioning on the whole step combination block 60, so that the die of the step part is firmer, and the precision of the whole step is ensured.

The step combination block 60 of the embodiment is formed by combining a plurality of single-layer step blocks 61, each single-layer step block 61 comprises a pouring template, a first connecting plate and a second connecting plate which are perpendicular to the pouring template are fixed on two sides of the pouring template, the first connecting plate and the second connecting plate are fixedly connected through a plurality of reinforcing plates which are horizontally arranged, the width of the first connecting plate is larger than that of the second connecting plate, a plurality of waist holes 62 which are uniformly distributed in the vertical direction are formed in the first connecting plate, a plurality of screw holes 63 which are uniformly distributed in the vertical direction are formed in the second connecting plate, and the adjacent single-layer step blocks 61 are fixedly connected through the waist holes 62 in the first connecting plate and the screw holes 63 in the second connecting plate; fixing holes 64 for fixed connection are formed in the reinforcing plates at the upper end and the lower end. The single-layer step block 61 is fixedly connected with the base block 50 through a fixing hole 64 at the lower end through a bolt, and the single-layer step block 61 is fixedly connected with the angle steel block 41 through a fixing hole 64 at the upper end through a bolt. The height of the single-layer step blocks 61 is the width of a single step of the prefabricated staircase, the width of the single-layer step blocks 61 is the width of the single step of the prefabricated staircase, the horizontal distance between the two adjacent single-layer step blocks 61 in the front-back direction is the height of the single step of the prefabricated staircase, and namely the width of the pouring template is the height of the single step of the prefabricated staircase. The horizontal distance between the two adjacent single-layer step blocks 61 in the front-back direction can be adjusted according to actual conditions, according to the conventional design of the existing prefabricated staircase, the length of a single step of the existing prefabricated staircase is only provided with a plurality of types, the width of the single step is the same, the height of the single step and the number of the steps are changed to the greatest extent, so that the standard of the prefabricated staircase is difficult to unify, the single-layer step blocks 61 can be used for producing sizes with different heights in practice, the number of the single-layer step blocks 61 can be combined according to the number of the steps of the prefabricated staircase, the universality is good, a large number of dies can be saved, and the production cost is reduced.

The backboard block 10 comprises a rear flat plate 15, an upper corner plate 16 is fixedly connected to the left end of the rear flat plate 15 through a bolt, a lower corner plate 17 is fixedly connected to the right end of the rear flat plate 15 through a bolt, the upper corner plate 16 is fixedly connected with an upper stop block 21, and the lower corner plate 17 is fixedly connected with a lower stop block 31. The rear flat plate 15 is a planar plate mold, the rear flat plate 15 can be produced into a plurality of sizes with different heights in practice, the rear flat plate 15 is selected according to the width of the prefabricated staircase, the specific sizes of the upper corner plate 16 and the lower corner plate 17 are independently designed according to the size of the practical prefabricated staircase, the rear flat plate 15 has good universality, a large number of molds can be saved, and the production cost is reduced.

In this embodiment, the upper end surface of the backboard block 10 is provided with a plurality of positioning holes, and the upper end of the backboard block 10 is fixedly connected with a plurality of positioning tools 12 through positioning hole bolts. The positioning tool 12 is designed into a plurality of common sizes and is fixed on the upper end face of the rear flat plate 15 through bolts, the positioning tool 12 is fixedly provided with a hoisting sleeve through the bolts, the hoisting sleeve is poured together with the prefabricated staircase and then is detached from the positioning tool 12, and after the prefabricated staircase is poured, the prefabricated staircase is hoisted and moved through the hoisting sleeve after the die is detached.

This embodiment base block 50 designs the trompil according to prefabricated staircase's actual size, other position components can both be fixed by the screw hole of design on the component base block 50 to reduce the installation degree of difficulty, improve work efficiency, when prefabricated staircase is only step width size change, base block 50 can carry out reuse according to actual conditions.

This embodiment top step piece 20 is connected through the hinge rotation with last dog 21, bottom step piece 30 is connected through the hinge rotation with lower dog 31, the hinge convenient to detach installation, top step piece 20 and bottom step piece 30 are according to prefabricated staircase size design, go up dog 21 and lower dog 31 and can design several kinds of common sizes, according to actual conditions reuse, have fine commonality.

Whole mould essential element can both design several kinds of general type reuse, mould corner position is difficult to unify because size angle, designs alone, the step position carries out the aggregate erection according to actual conditions, and whole mould has fine commonality, can practice thrift a large amount of costs for traditional mould, reduction in production cycle improves production efficiency.

The utility model discloses the commonality of structure is good, and whole simple to operate, main part are according to the mould part of several kinds of commonality of current stair dimensional design, and all the other parts carry out the differentiation design, and most component can reuse, has reduced the time of making new mould, can practice thrift a large amount of costs for traditional mould, and reduction in production cycle improves production efficiency, has fine practicality.

Claims

1. The utility model provides a stair mould of commonality which characterized in that: the stair-climbing device comprises a base support, wherein a base block which can be replaced according to the thickness of a step of a prefabricated stair is installed on the base support, a step combination block which is vertical to the base block is fixed on one side of the upper end surface of the base block, and a back plate block which is vertical to the base block is fixed on the other side of the upper end surface of the base block; one end of the step combination block is fixedly connected with a bottom step block, the other end of the step combination block is fixedly connected with a top step block, and the lower end faces of the bottom step block and the top step block are fixedly connected with the base block; one end of the back plate block is connected with the top step block through an upper stop block, the other end of the back plate block is connected with the bottom step block through a lower stop block, and the back plate block, the upper stop block, the top step block, the step combination block, the bottom step block, the lower stop block and the bottom base block enclose a pouring area of the prefabricated staircase; the outer side surface of the back plate block is provided with a supporting block for supporting the back plate block during pouring, and the supporting block is fixed on the base support in an adjustable position to adapt to the support during pouring of steps with different thicknesses.

2. A versatile stair mold as claimed in claim 1, wherein: and a positioning fixing block is arranged on the upper end surface of the step combination block, and a counter-pulling structure for preventing the die from expanding in the pouring process is arranged between the positioning fixing block and the upper end surface of the back plate block.

3. A versatile stair mold as claimed in claim 2, wherein: the positioning fixing block comprises an angle steel block fixedly connected to the upper end face of the step combination block, and a plurality of first counter pull blocks are fixed on the inner side face of the angle steel block.

4. A versatile stair mold as claimed in claim 3 wherein: corresponding second counter-pulling blocks are fixed at the positions, opposite to the first counter-pulling blocks, of the upper end face of the back plate block, and the first counter-pulling blocks and the second counter-pulling blocks are tightened through bolts to form counter-pulling structures.

5. A versatile stair mould as claimed in claim 1 wherein: the step combination block is formed by combining a plurality of single-layer step blocks, each single-layer step block comprises a pouring template, a first connecting plate and a second connecting plate which are perpendicular to the pouring template are fixed on two sides of the pouring template, the first connecting plate and the second connecting plate are fixedly connected through a plurality of reinforcing plates which are horizontally arranged, the width of the first connecting plate is larger than that of the second connecting plate, a plurality of waist holes are formed in the first connecting plate, a plurality of screw holes are formed in the second connecting plate, and the adjacent single-layer step blocks are fixedly connected through the waist holes in the first connecting plate and the screw holes in the second connecting plate; the reinforcing plates at the upper end and the lower end are provided with fixing holes for fixed connection.

6. A versatile stair mould as claimed in claim 5 in which: the height of the single-layer step block is the width of the steps of the prefabricated staircase, and the width of the pouring template is the height of the single step of the prefabricated staircase.

7. A versatile stair mold as claimed in claim 1, wherein: the back plate block comprises a back plate, one end of the back plate is fixedly connected with an upper corner plate, the other end of the back plate is fixedly connected with a lower corner plate, the upper corner plate is fixedly connected with the upper blocking block, and the lower corner plate is fixedly connected with the lower blocking block.

8. A versatile stair mold as claimed in claim 7, wherein: a plurality of positioning tools are installed at the upper end of the rear flat plate and used for fixedly installing hoisting sleeves, and the hoisting sleeves and the prefabricated staircase are fixed together when being poured.

9. A versatile stair mold as claimed in claim 7, wherein: the outer side of the rear flat plate is symmetrically provided with supporting blocks, and the lower ends of the supporting blocks are connected with the base support in a sliding mode to achieve position adjustment.

10. A versatile stair mold as claimed in claim 1, wherein: the top step block and the upper blocking block, and the bottom step block and the lower blocking block are rotatably connected through hinges.