CN113752366A

CN113752366A - Prefabricated staircase mold and prefabricated staircase production method

Info

Publication number: CN113752366A
Application number: CN202111077333.0A
Authority: CN
Inventors: 张小飞; 皮安良; 王本权; 李建刚
Original assignee: Suqian Hetianxia Building Materials Technology Co ltd
Current assignee: Suqian Hetianxia Building Materials Technology Co ltd
Priority date: 2021-09-15
Filing date: 2021-09-15
Publication date: 2021-12-07
Anticipated expiration: 2041-09-15
Also published as: CN113752366B

Abstract

The application relates to a prefabricated staircase mold and a prefabricated staircase production method, which are applied to the field of fabricated buildings, wherein the prefabricated staircase mold comprises at least one group of pouring molds arranged in a shell, each pouring mold comprises a first template and a second template, and a pouring cavity is formed between the first template and the second template; the first template and the second template have the same structure and comprise splicing plates and connecting pieces, and the adjacent splicing plates are connected through the connecting pieces; the plywood uses the connecting piece to overturn as the center, is equipped with the lock stop between connecting piece and the plywood, and the angle of adjacent connecting plate is fixed when the lock stop lock, uses the first template and the second template of polylith plywood amalgamation, can adopt the mode amalgamation of increasing or reducing the plywood to become the mould of different specifications when needing the prefabricated staircase of many specifications of preparation. This application has the production preparation of the prefabricated stair of convenient different specifications, reduces the extravagant effect of mould.

Description

Prefabricated staircase mold and prefabricated staircase production method

Technical Field

The application relates to the field of assembly type buildings, in particular to a prefabricated staircase mold and a prefabricated staircase production method.

Background

The stair is a part used for mutual traffic between adjacent upper and lower floors in a multi-story building, the stair is generally made of a wood structure on site in the traditional construction process, or concrete is poured on the construction site, the existing stair is generally a prefabricated stair along with the enhancement of environmental awareness, namely, the stair is poured and hardened by using reinforced concrete in a special workshop and then transferred to the construction site for installation and construction, the stair is prefabricated, the phenomena of dust raising and the like caused by pouring on the construction site are reduced, and the stair is more environment-friendly.

In order to improve the construction efficiency, the existing prefabricated staircase mold generally uses three side molds for forming the prefabricated staircase, the three side molds are arranged in the shell, at least four pouring spaces can be formed through the movement between the adjacent side molds, the cost is reduced, and the production efficiency of the prefabricated staircase is improved.

However, in use, the above-mentioned related art has the following drawbacks:

in actual use, although the number of the pouring spaces can be increased, the stairs poured in each pouring space are the stairs with the uniform specification, when the parameters of the stairs required to be used are changed, the mold opening is required to be carried out again, and the previously developed mold is abandoned, so that waste is caused.

Disclosure of Invention

The application provides a prefabricated staircase mould and a prefabricated staircase production method, and aims to solve the problem that the mould is required to be newly opened to manufacture stairs with different specifications, so that the application range of the original mould is narrow, and the mould is finally wasted.

First aspect, the application provides a prefabricated stair mould adopts following technical scheme:

a prefabricated staircase mold comprises at least one group of casting molds arranged in a shell, wherein each casting mold comprises a first template and a second template, and a casting cavity is formed between the first template and the second template;

the first template and the second template have the same structure and comprise spliced plates and connecting pieces, and the adjacent spliced plates are connected through the connecting pieces;

the mosaic plate with the connecting piece overturns as the center, the connecting piece with be equipped with the locking piece between the mosaic plate, work as the locking piece is fashionable adjacent the angle of connecting plate is fixed.

Through adopting above-mentioned technical scheme, when the stair of different specifications need be prefabricated, the increase and decrease through the mosaic plate and arrange through the difference in the shell can produce the prefabricated stair of different specifications, and the application range of mould is wider.

Optionally, the amalgamation board includes the foundatin plate and fixes the connecting plate of foundatin plate top, the below of foundatin plate is equipped with the holding the storage tank of connecting plate, be equipped with the perforating hole on the lateral wall of storage tank, correspond on the connecting plate the position of perforating hole is equipped with the via hole, the connecting piece passes perforating hole and via hole in proper order, and it is adjacent to connect the amalgamation board.

Through adopting above-mentioned technical scheme, a plurality of foundatin plates and connecting plate interconnect form the chain, can buckle between foundatin plate and the foundatin plate, can the different specifications's of amalgamation mould.

Optionally, the connecting piece includes that both ends establish the screwed pivot, the pivot is worn to locate in proper order the perforating hole is adjacent with the through-hole in-connection of makeup board the makeup board, the both ends of pivot are overlapped respectively and are established the nut and form and block the platform.

By adopting the technical scheme, the adjacent splicing plates can rotate at any angle, so that the dies with any specification can be spliced.

Optionally, the locking piece includes the locking bolt, be equipped with a plurality of locking holes on the foundatin plate, the locking hole is followed the outer fringe equipartition of perforating hole in on the foundatin plate, the both sides of connecting plate all are equipped with at least one locating hole, the connecting plate rotates, the locking hole in proper order with the locating hole coincidence, the locking bolt inserts in proper order the locking hole with the locating hole is fixed adjacent the angle of makeup board.

Through adopting above-mentioned technical scheme, through locking bolt locking makeup board angle after the amalgamation is accomplished, make the mould shaping.

Optionally, a pouring opening is formed in the shell, the first template and the second template are detachably fixed in the shell, and the pouring cavity is communicated with the pouring opening.

By adopting the technical scheme, the pouring is completed by injecting concrete into the pouring cavity through the pouring opening.

Optionally, a base is arranged at the bottom of the shell, the base is detachably fixed in the shell, and the first template and the second template are detachably fixed on the base.

Through adopting above-mentioned technical scheme, first template and second template can be very convenient and fast dismantle from the base, the dismantling of the first mould of being convenient for more is preserved.

Optionally, be equipped with the spacing groove on the base, first template with the second template inserts the spacing inslot, the notch department of spacing groove is equipped with the apron, works as the apron lid closes when on the spacing groove the terminal surface of apron with the terminal surface parallel and level of base.

Through adopting above-mentioned technical scheme, the spacing groove that can't use when first template and second template amalgamate again can close through the apron lid, with the base parallel and level, can guarantee as far as possible when pouring like this that the terminal surface of prefabricated staircase is level.

Optionally, a placing groove is formed in the groove bottom of the limiting groove, the cover plate is inserted into the placing groove when the cover plate is opened, and the cover plate is arranged between the first template and the limiting groove or between the second template and the limiting groove.

Through adopting above-mentioned technical scheme, utilize the apron to compensate the clearance between spacing groove and first template, the second template, first template, second template spacing inslot can hardly rock again, guarantee the shaping precision of prefabricated stair when pouring.

Optionally, the top of the housing is open, an end cover is disposed at the top of the housing, and when the end cover is covered on the housing, the first template and the second template abut against the end cover.

Through adopting above-mentioned technical scheme, support first template, second template through the end cover, first template, second template can not rock pouring the in-process, and after the precast stair sclerosis, can directly open the end cover, hang out precast stair from uncovered department, it is more convenient.

In a second aspect, the present application provides a method for producing a prefabricated staircase, which adopts the following technical scheme:

a production method of a prefabricated staircase comprises the following steps:

a preparation step, namely removing residual materials and reducing the size error of the finished prefabricated staircase product;

splicing, namely opening a cover plate, inserting a first template and a second template into a limiting groove, inserting the cover plate into a placing groove, filling gaps among the limiting groove, the first template, the limiting groove and the second template by using the cover plate, screwing a locking bolt after fixing the first template and the second template, and covering an upper end cover after fixing the angle of each spliced plate;

pouring, namely filling concrete for pouring from a pouring opening, and obtaining the prefabricated staircase after the concrete is solidified;

and (4) disassembling and storing, namely after solidification, firstly opening the end cover, taking out the prefabricated staircase, disassembling the first template and the second template, and disassembling the first template and the second template into a single spliced plate for storing.

Through adopting above-mentioned technical scheme, can go out the mould of different specifications through the amalgamation board amalgamation to the production of the prefabricated stair of adaptation different specifications makes the range of application of mould wider, practices thrift the die sinking time, improves the production efficiency of prefabricated stair.

In summary, the present application includes at least one of the following benefits:

1. use the first template and the second template of polylith makeup board amalgamation in this application, can adopt the mode amalgamation of increasing or reducing the makeup board to become the mould of different specifications when needing the prefabricated stair of many specifications of preparation, make things convenient for the production preparation of the prefabricated stair of different specifications, it is extravagant to reduce the mould.

2. The mould that uses polylith makeup board amalgamation in this application need not the die sinking again when producing the prefabricated staircase of different specifications, has simplified the production step, improves production efficiency.

Drawings

FIG. 1 is a schematic structural view of an open end cap according to an embodiment of the present disclosure;

FIG. 2 is a schematic structural diagram of a base in an embodiment of the present application;

FIG. 3 is a schematic structural diagram for showing a positional relationship between a position-limiting groove and a position-placing groove in the embodiment of the present application;

FIG. 4 is a schematic structural view of a single piece panel according to an embodiment of the present disclosure;

FIG. 5 is a schematic structural view of the two split plates in the embodiment of the present application in a locked state;

in the figure: 1. a housing; 11. pouring a mouth; 2. a base; 21. a limiting groove; 211. a placement groove; 22. a cover plate; 3. pouring a mold; 31. a first template; 32. a second template; 33. pouring a cavity; 4. a plywood board is spliced; 41. a foundation plate; 411. a through hole; 42. a connecting plate; 421. a via hole; 43. a containing groove; 5. a connecting member; 51. a rotating shaft; 52. a blocking table; 6. a locking member; 61. locking the bolt; 62. a locking hole; 63. and (7) positioning the holes.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses prefabricated staircase mould. Referring to fig. 1, a base 2 is placed at the bottom of a shell 1, the base 2 can be replaced along with different requirements of finished products in size, at least one group of pouring molds 3 are detachably fixed on the base 2, each pouring mold 3 is composed of a first mold plate 31 and a second mold plate 32, the first mold plate 31 and the second mold plate 32 enclose a pouring cavity 33, and materials are poured into the pouring cavity 33 to form a prefabricated staircase.

Referring to fig. 1 and 2, the base 2 has a limiting groove 21 for inserting the first template 31 and the second template 32, the limiting groove 21 can be shielded by the cover plate 22, and when the cover plate 22 is covered, the end surface of the cover plate 22 is flush with the end surface of the base 2.

Referring to fig. 1 and 3, the pouring mold 3 formed by the first template 31 and the second template 32 is detachably fixed on the base 2, when in use, the first template 31 and the second template 32 are inserted into the limiting groove 21 as required to be spliced, the non-inserted limiting groove 21 is covered by the cover plate 22, the limiting groove 21 can be a whole through groove, the cover plate 22 is segmented, that is, the cover plate 22 on the limiting groove 21 is divided into a plurality of parts, so that the effect of opening the corresponding cover plate 22 by using the limiting groove 21 can be achieved. The end face of the shielding rear cover plate 22 is flush with the end face of the base 2, and one side of the prefabricated staircase in contact with the base 2 can be smooth when pouring. The cover plate 22 of the limiting groove 21 inserted into the first template 31 or the second template 32 is directly inserted into the placing groove 211 in the limiting groove 21, and is used for filling gaps between the first template 31 and the corresponding limiting groove 21 and gaps between the second template 32 and the corresponding limiting groove 21, so that the first template 31 and the second template 32 are more firmly inserted into the limiting groove 21, the size error of the prefabricated staircase after pouring is small, and the pouring precision is improved. Simultaneously because base 2 is removable, through the cooperation of different base 2 and first template 31 second template 32, can pour the prefabricated stair of unidimensional behind the formation mould, application scope is wider.

The top of shell 1 is uncovered, uses the end cover to seal uncovered, and its lower terminal surface and first template 31, the contact of second template 32 after the end cover seals, and the top application of force from first template 31 and second template 32 is fixed first template 31, second template 32 in spacing groove 21, can avoid first template 31, second template 32 to rock when pouring, reduces the off-the-shelf dimensional error of prefabricated staircase, improves the dimensional accuracy of prefabricated staircase.

Referring to fig. 4, the first template 31 and the second template 32 are spliced by using the splicing plates 4, each splicing plate 4 is composed of a base plate 41 and a connecting plate 42, the connecting plate 42 is fixed on one side of the base plate 41, the other side of the base plate 41 is provided with a containing groove 43 for splicing the connecting plate 42, the connecting plate 42 is directly inserted into the containing groove 43 during splicing, a connecting piece 5 is arranged between the connecting plate 42 and the adjacent base plate 41, and the connecting piece 5 can be a rotating shaft 51. The pivot 51 both ends have the screw thread respectively or directly use the screw rod, for cooperation pivot 51 passes, is equipped with perforating hole 411 on the lateral wall of storage tank 43, correspond on the connecting plate 42 the position of perforating hole 411 is equipped with via hole 421, and pivot 51 passes perforating hole 411 and via hole 421 in proper order, forms the pivot, and the both ends of pivot 51 can use a nut respectively to screw up, forms to block platform 52, plays limiting displacement, avoids 4 slippage of makeup board. Adjacent amalgamation board 4 just can use the pivot to overturn as the center like this, form different angles, can amalgamate into first template 31 and second template 32 after using the 4 concatenations of a plurality of amalgamation boards, peg graft first template 31 and second template 32 and then can accomplish the amalgamation of pouring chamber 33 on base 2, form prefabricated stair mould, because the angle of amalgamation board 4 is arbitrary adjustable at amalgamation moulding die in-process, consequently, can form the mould of different specifications, thereby adapt to the production of different specification prefabricated stairs, make the application range of same set of mould wider, the pouring chamber 33 that forms after the 4 concatenations of polylith amalgamation board is connected with pouring mouth 11 on the shell 1, make things convenient for prefabricated stair mould to accomplish and pour.

Referring to fig. 4 and 5, after the pouring cavity 33 is spliced, adjacent spliced plates 4 can be locked by the locking pieces 6, the angle of the spliced plates 4 is fixed, the locking pieces 6 can be locking bolts 61, the locking bolts 61 penetrate through locking holes 62 on the foundation plate 41 and positioning holes 63 on the adjacent connecting plates 42, and the relative movement between the connecting plates 42 and the foundation plate 41 is locked, so that the overturning angle can be fixed, and the pouring cavity 33 can be formed as required for pouring. The locking bolt 61 is screwed after the angle of the split forming mold is fixed, so that the shape of the pouring cavity 33 cannot be changed, the first template 31 and the second template 32 are firmly fixed in the limiting groove 21 through the matching of the limiting groove 21, the cover plate 22 and the end cover, and the first template 31 and the second template 32 basically cannot shake in the pouring process, so that the prefabricated staircase after pouring and forming is smaller in size error and more accurate.

During the use, at first open the end cover, lift pivot 51 down, take out amalgamation board 4 in the shell 1, clear away the remaining concrete on the amalgamation board 4 one by one, keep the clean degree on amalgamation board 4 surface, the waste material of prefabricated staircase surface adhesion is few after pouring like this, and is more level and more clean.

Secondly insert the plywood 4 in the spacing groove 21 according to the specification of demand, the amalgamation becomes required mould specification, then screw up locking bolt 61 again, lock the angle of plywood 4, the apron 22 of the spacing groove 21 that will use inserts in the standing groove 211 of spacing groove 21, so both practiced thrift the space, simplified the operating procedure and can utilize apron 22 to compensate the clearance between plywood 4 and the spacing groove 21, directly laminate the plywood 4 butt on one side cell wall of spacing groove 21, the concrete can not flow in the clearance like this in the in-process of pouring, keep prefabricated staircase surface level.

Thirdly, the end covers are covered on the openings and abutted against the first template 31 and the second template 32 formed by the spliced plates 4, the upper portions of the first template 31 and the second template 32 are pressurized, the spliced plates 4 are more stably fixed in the limiting grooves 21 by matching with the cover plates 22 in the pouring process, and the spliced plates 4 are prevented from shaking to influence the size precision of the prefabricated staircase in the pouring process.

And finally, pouring concrete into the pouring cavity 33 through the pouring opening 11, after pouring is finished, curing the concrete to form a prefabricated staircase, opening the end cover when the prefabricated staircase needs to be taken out, hanging the prefabricated staircase out through an open matched lifting device such as a crane, taking the first template 31 and the second template 32 out of the limiting groove 21, detaching the locking piece 6 and the connecting piece 5 between the adjacent spliced plates 4, superposing the spliced plates 4, warehousing and storing for next use.

The implementation principle of the embodiment of the application is as follows: the first template 31 and the second template 32 which are spliced by the plurality of spliced plates 4 are used, so that the moulds with different specifications can be spliced by increasing or reducing the spliced plates 4 when the prefabricated stairs with multiple specifications are required to be manufactured, the prefabricated stairs with different specifications can be conveniently produced and manufactured, the waste of the moulds is reduced, the prefabricated stairs with different specifications are produced simultaneously, the mould does not need to be opened again, the production steps are simplified, and the production efficiency is improved.

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. A prefabricated staircase mould, comprising at least one set of casting moulds (3) placed inside a casing (1), the casting moulds (3) comprising a first formwork (31) and a second formwork (32), a casting cavity (33) being formed between the first formwork (31) and the second formwork (32);

the method is characterized in that: the first template (31) and the second template (32) are identical in structure and comprise split plates (4) and connecting pieces (5), and the adjacent split plates (4) are connected through the connecting pieces (5);

the combined board (4) with connecting piece (5) overturn as the center, connecting piece (5) with be equipped with lock piece (6) between combined board (4), work as lock piece (6) lock is fashionable adjacent the angle of connecting plate (42) is fixed.

2. The prefabricated staircase mold of claim 1, wherein: plywood (4) include foundatin plate (41) and fix connecting plate (42) of foundatin plate (41) top, the below of foundatin plate (41) is equipped with the holding storage tank (43) of connecting plate (42), be equipped with perforating hole (411) on the lateral wall of storage tank (43), correspond on connecting plate (42) the position of perforating hole (411) is equipped with via hole (421), connecting piece (5) pass perforating hole (411) and via hole (421) in proper order, connect adjacently plywood (4).

3. The stair preparation mold of claim 2, wherein: connecting piece (5) include that both ends establish screwed pivot (51), pivot (51) are worn to locate in proper order perforating hole (411) and adjacent via hole (421) in-connection of makeup board (4) is adjacent makeup board (4), the both ends of pivot (51) are overlapped respectively and are established the nut and form and block platform (52).

4. The stair preparation mold of claim 2, wherein: locking piece (6) include locking bolt (61), be equipped with a plurality of locking holes (62) on foundatin plate (41), locking hole (62) are followed the outer fringe equipartition of perforating hole (411) in on foundatin plate (41), the both sides of connecting plate (42) all are equipped with at least one locating hole (63), connecting plate (42) rotate, locking hole (62) in proper order with locating hole (63) coincide, locking bolt (61) insert in proper order locking hole (62) with locating hole (63) are fixed adjacent the angle of makeup board (4).

5. The prefabricated staircase mold of claim 1, wherein: the pouring device is characterized in that a pouring opening (11) is formed in the shell (1), the first template (31) and the second template (32) are detachably fixed in the shell (1), and the pouring cavity (33) is communicated with the pouring opening (11).

6. The stair preparation mold of claim 5, wherein: the bottom of shell (1) is equipped with base (2), base (2) detachable is fixed in shell (1), first template (31) with second template (32) detachable is fixed on base (2).

7. The stair preparation mold of claim 6, wherein: be equipped with spacing groove (21) on base (2), first template (31) with second template (32) insert in spacing groove (21), the notch department of spacing groove (21) is equipped with apron (22), works as apron (22) lid closes when on spacing groove (21) the terminal surface of apron (22) with the terminal surface parallel and level of base (2).

8. The stair preparation mold of claim 7, wherein: a placing groove (211) is formed in the groove bottom of the limiting groove (21), the cover plate (22) is inserted into the placing groove (211) when being opened, and the cover plate (22) is arranged between the first template (31) and the limiting groove (21) or between the second template (32) and the limiting groove (21).

9. The stair preparation mold of claim 5, wherein: the top of the shell (1) is open, an end cover is arranged at the top of the shell (1), and when the end cover covers the shell (1), the first template (31) and the second template (32) are abutted to the end cover.

10. A production method of a prefabricated staircase is characterized in that: the method comprises the following steps:

a preparation step, removing the residual materials to ensure the splicing precision;

a splicing step, namely opening a cover plate (22), inserting a first template (31) and a second template (32) into a limiting groove (21), inserting the cover plate (22) into a placing groove (211), filling gaps among the limiting groove (21), the first template (31), the limiting groove (21) and the second template (32) by using the cover plate (22), screwing a locking bolt (61) after fixing the first template (31) and the second template (32), and covering an upper end cover after fixing the angle of each spliced plate (4);

pouring, namely filling concrete for pouring from the pouring opening (11), and obtaining the prefabricated staircase after the concrete is cured;

and (3) disassembling and storing, namely opening the end cover after solidification, taking out the prefabricated staircase, disassembling the first template (31) and the second template (32), and disassembling the first template (31) and the second template (32) into a single spliced plate (4) for storage.