CN215848782U

CN215848782U - Prefabricated staircase mould

Info

Publication number: CN215848782U
Application number: CN202121279771.0U
Authority: CN
Inventors: 段更申; 汤克; 黄涛; 李洋洋
Original assignee: Xingtai Sencheng Zhugong Technology Co ltd
Current assignee: Xingtai Sencheng Zhugong Technology Co ltd
Priority date: 2021-06-08
Filing date: 2021-06-08
Publication date: 2022-02-18
Anticipated expiration: 2031-06-08

Abstract

The application relates to the technical field of stair construction, in particular to a prefabricated stair mold which comprises a base, a front mold and a rear mold which are detachably connected to the side surface of the base, and side plates detachably connected to the end parts of the front mold and the rear mold; the front die and the rear die are arranged oppositely, the base is fixedly connected with a driving piece and a lifting plate fixedly connected to the driving piece, and the side face of the lifting plate is abutted to the side faces of the front die, the rear die and the side plates. When the prefabricated staircase is poured, concrete is poured among the front mold, the rear mold and the side plates, and after the concrete is solidified, the mold is detached by workers. The staff can reciprocate the width of adjusting prefabricated stair through driving piece drive lifter plate according to the design requirement, and this application has the effect that increases the product application range of prefabricated stair mould.

Description

Prefabricated staircase mould

Technical Field

The application relates to the technical field of stair construction, especially, relate to a prefabricated stair mould.

Background

The prefabricated staircase mould is a steel mould that is used for pouring into a mould prefabricated staircase and uses on the industrialization assembled building, and for cast-in-place staircase, the benefit of this kind of prefabricated staircase is that the construction is fast, and the cost is lower. The prefabricated staircase mould that uses among the relevant art can only prefabricate the fixed prefabricated staircase of width, and the product application range of prefabricated staircase mould among the relevant art is less.

SUMMERY OF THE UTILITY MODEL

In order to make the mould can make the prefabricated staircase of different width, this application provides a prefabricated staircase mould.

The application provides a prefabricated staircase mould adopts following technical scheme:

a prefabricated staircase mould comprises a base, a front mould and a rear mould which are detachably connected to the side surfaces of the base, and side plates which are detachably connected to the end parts of the front mould and the rear mould; the front die and the rear die are arranged oppositely, the base is fixedly connected with a driving piece and a lifting plate fixedly connected to the driving piece, and the side face of the lifting plate is abutted to the side faces of the front die, the rear die and the side plates.

Through adopting above-mentioned technical scheme, when the staff was pouring prefabricated staircase, with concrete placement between front mould, back mould and curb plate, after the concrete solidification, the staff demolishd the mould. The width that the staff can reciprocate through driving piece drive lifter plate according to the design requirement and adjust prefabricated stair to the product application range of prefabricated stair mould has been increased.

Optionally, the driving member is a hydraulic cylinder, the base of the driving member is fixedly connected to the upper surface of the base, and the piston rod of the driving member is fixedly connected to the lower surface of the lifting plate.

Through adopting above-mentioned technical scheme, when the width that needs the staff to adjust prefabricated stair, the staff starts the pneumatic cylinder, adjusts the position of lifter plate through the piston rod of pneumatic cylinder.

Optionally, the base is hinged with a retaining mechanism for keeping the lifting plate perpendicular to the front mold, the rear mold and the side plates, the retaining mechanism includes a first connecting rod and a second connecting rod hinged on the base, the first connecting rod and the second connecting rod are the same in length and are arranged in parallel, the tops of the first connecting rod and the second connecting rod are hinged with sliding seats, and the sliding seats are slidably connected to the lower surface of the lifting plate.

Through adopting above-mentioned technical scheme, when the staff adjusted the height of lifter plate, because the length of head rod and second connecting rod is the same and both are parallel, form a parallelogram between base, head rod, second connecting rod and the lifter plate, so under the restraint of head rod and second connecting rod, the lifter plate keeps being on a parallel with the state of base in the removal process.

Optionally, the first connecting rod and the second connecting rod are respectively arranged on two sides of the driving piece, and the distance from the bottom ends of the first connecting rod and the second connecting rod to the driving piece is smaller than the length of the first connecting rod and the length of the second connecting rod.

Through adopting above-mentioned technical scheme, because the bottom of head rod and second connecting rod is less than the length of head rod and second connecting rod apart from the distance of driving piece, at the in-process that the lifter plate goes up and down, head rod and second connecting rod can not take place to interfere with the driving piece to enlarge the home range of lifter plate.

Optionally, a first separation groove is formed in the top of the contact position of the side plate with the front mold and the rear mold, and the longitudinal section of the separation groove is triangular.

Through adopting above-mentioned technical scheme, after the concrete sclerosis, the staff can nail into the inside of first separation groove with a triangle-shaped wedge, makes the prefabricated staircase of sclerosis and curb plate separation through the extrusion of wedge.

Optionally, a second separation groove is formed in the side face, close to the rear die, of the top of the front die plate, and the longitudinal section of the separation groove is triangular.

Optionally, a first mounting groove is formed in the side face, close to the rear mold, of the top of the front mold, a first separation plate is arranged on the inner wall of the first mounting groove, and the first separation plate covers the second separation groove.

Through adopting above-mentioned technical scheme, before concreting, the staff installs first splitter plate in the inside of second splitter box, avoids the inside that the concrete stream entered the second splitter box to make things convenient for staff's separation front mould and prefabricated staircase.

Optionally, a third separation groove and a second installation groove are formed in the side face, close to the front mold, of the top of the rear mold, the third separation groove and the second separation groove are the same in longitudinal section shape, a second separation plate is arranged inside the second installation groove, and the second separation plate covers the third separation groove.

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

1. when the prefabricated staircase is poured, concrete is poured among the front mold, the rear mold and the side plates, and after the concrete is solidified, the mold is detached by workers. The width of the prefabricated staircase can be adjusted by a worker through driving the lifting plate to move up and down by the driving piece according to the design requirement, so that the product application range of the prefabricated staircase mold is enlarged;

2. when the height of the lifting plate is adjusted by a worker, the first connecting rod and the second connecting rod are the same in length and are parallel to each other, and a parallelogram is formed among the base, the first connecting rod, the second connecting rod and the lifting plate, so that the lifting plate is kept in a state of being parallel to the base in the moving process under the constraint of the first connecting rod and the second connecting rod;

3. after the concrete is hardened, a worker can nail a triangular wedge into the interior of the first separation groove, and the hardened prefabricated staircase is separated from the mold of the application through the extrusion of the wedge.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a schematic structural diagram of a base in the embodiment of the present application.

Fig. 3 is an enlarged schematic view of the structure at a in fig. 1.

Description of reference numerals: 1. a base; 11. a drive member; 12. a lifting plate; 13. a holding mechanism; 131. a first connecting rod; 132. a second connecting rod; 133. a sliding seat; 2. a front mold; 21. a second separation tank; 22. a first mounting groove; 23. a first separation plate; 3. a rear mold; 31. a third separation tank; 32. a second mounting groove; 33. a second separation plate; 4. a side plate; 41. a first separation tank.

Detailed Description

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

The embodiment of the application discloses prefabricated staircase mould. Referring to fig. 1, a prefabricated staircase mold includes a base 1, and a front mold 2, a rear mold 3, and side plates 4 installed on the base 1. A pouring cavity is formed among the base 1, the front mold 2, the rear mold 3 and the side plates 4, the side face of the front mold 2 close to the rear mold 3 is in the shape of a step of a stair, and workers pour stirred concrete among the base 1, the front mold 2, the rear mold 3 and the side plates 4 to form a prefabricated stair after the concrete is hardened.

Referring to fig. 2, a driving member 11 is mounted on the elevating base, an elevating plate 12 is mounted on the top of the driving member 11, and a holding mechanism 13 is hinged between the elevating plate 12 and the base 1. The driving member 11 is a hydraulic cylinder, the base 1 of the driving member 11 is mounted on the upper surface of the base 1 using bolts, and the side surfaces of the lifting plate 12 abut against the side surfaces of the front mold 2, the rear mold 3, and the side plates 4. The holding mechanism 13 includes a first connecting rod 131 and a second connecting rod 132 whose bottom ends are hinged on the upper surface of the base 1, and a sliding seat 133 is hinged on the top ends of the first connecting rod 131 and the second connecting rod 132. The upper surface of the lifting plate 12 is welded with a guide rail, the sliding seat 133 is provided with a sliding groove, and the sliding seat 133 is slidably mounted on the lower surface of the lifting plate 12 through the matching of the sliding groove and the guide rail.

The first connecting rod 131 and the second connecting rod 132 have the same length and are parallel to each other, a parallelogram is formed among the first connecting rod 131, the second connecting rod 132, the base 1 and the lifting plate 12, and the lifting plate 12 can be kept parallel to the base 1 during the movement of the lifting plate 12 under the action of the first connecting rod 131 and the second connecting rod 132. The first connecting rod 131 and the second connecting rod 132 are respectively arranged at two sides of the driving member 11, and the distance from the bottom ends of the first connecting rod 131 and the second connecting rod 132 to the driving member 11 is less than the length of the first connecting rod 131.

Referring to fig. 1 and 3, a front mold 2 and a rear mold 3 are installed on the side of a base 1 by bolts, the side is provided with two, a side plate 4 is installed on the side of the front mold 2 and the rear mold 3 by bolts, and the front mold 2, the rear mold 3 and the two side plates 4 form a mold without a top. A first separation groove 41 is formed in the side face, close to the front die 2 and the rear die 3, of the top of the side plate 4, and the longitudinal section of the first separation groove 41 is triangular. The first separation groove 41 is located at a position where the side plate 4 contacts the front mold 2 and the rear mold 3.

The top of the side face of the front mold 2 close to the rear mold 3 is provided with a second separation groove 21 and a first installation groove 22, the second separation groove 21 is arranged on the inner wall of the first installation groove 22, a first separation plate 23 is arranged inside the first installation groove 22, and the first separation plate 23 covers the second separation groove 21. The first separation plate 23 prevents concrete from flowing into the inside of the second separation groove 21 when the worker is pouring the concrete. A third separation groove 31 and a second installation groove 32 are arranged at the top of the side surface of the rear mold 3 close to the front mold 2, a second separation plate 33 is installed in the second installation groove 32, the third separation groove 31 is the same as the second separation groove 21, the second installation groove 32 is the same as the first installation groove 22, and the second separation plate 33 is the same as the first separation plate 23.

After the staff has assembled this application mould, before concreting, install first separator plate 23 and second separator plate 33, later the staff is at the inside concreting of this application mould, after the concrete solidifies, the staff will be used for fixed front mould 2, the bolt of back mould 3 and curb plate 4 is torn down, nail into the inside of first separating groove 41, second separating groove 21 and third separating groove 31 with triangular wedge in proper order, thereby pull down front mould 2, back mould 3 and curb plate 4 from prefabricated staircase.

The implementation principle of the prefabricated staircase mould of the embodiment of the application is as follows: before the staff assembles this application mould, earlier according to the width adjustment lifter plate 12's of stair height, later the staff uses the bolt to fix front mould 2, back mould 3 and curb plate 4, and later the staff installs first separator plate 23 and second separator plate 33. After the mould is assembled, a worker pours concrete inside the mould, after the concrete is hardened, the worker removes the bolts on the mould, and then the front mould 2, the rear mould 3 and the side plates 4 are separated by using the wedges.

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 staircase mould which characterized in that: comprises a base (1), a front mould (2) and a rear mould (3) which are detachably connected on the side surface of the base (1), and a side plate (4) which is detachably connected at the end parts of the front mould (2) and the rear mould (3); front mould (2) and back mould (3) set up relatively, fixedly connected with driving piece (11) and lifting plate (12) of fixed connection on driving piece (11) on base (1), the side butt of lifting plate (12) is on the side of front mould (2), back mould (3) and curb plate (4).

2. The prefabricated staircase mold of claim 1, wherein: the driving part (11) is a hydraulic cylinder, the base of the driving part (11) is fixedly connected to the upper surface of the base (1), and the piston rod of the driving part (11) is fixedly connected to the lower surface of the lifting plate (12).

3. The prefabricated staircase mold of claim 1, wherein: the lifting plate is characterized in that a retaining mechanism (13) for enabling the lifting plate (12) to be perpendicular to the front mold (2), the rear mold (3) and the side plates (4) is hinged to the base (1), the retaining mechanism (13) comprises a first connecting rod (131) and a second connecting rod (132) which are hinged to the base (1), the first connecting rod (131) and the second connecting rod (132) are the same in length and are arranged in parallel, sliding seats (133) are hinged to the tops of the first connecting rod (131) and the second connecting rod (132), and the sliding seats (133) are connected to the lower surface of the lifting plate (12) in a sliding mode.

4. A prefabricated staircase mould as claimed in claim 3, wherein: the first connecting rod (131) and the second connecting rod (132) are respectively arranged on two sides of the driving piece (11), and the distance from the bottom ends of the first connecting rod (131) and the second connecting rod (132) to the driving piece (11) is smaller than the length of the first connecting rod (131) and the second connecting rod (132).

5. The prefabricated staircase mold of claim 1, wherein: the top of the contact position of the side plate (4) with the front die (2) and the rear die (3) is provided with a first separation groove (41), and the longitudinal section of the first separation groove (41) is triangular.

6. The prefabricated staircase mold of claim 1, wherein: and a second separation groove (21) is formed in the side face, close to the rear die (3), of the top of the front die (2), and the longitudinal section of the second separation groove (21) is triangular.

7. The prefabricated staircase mold of claim 6, wherein: the side face, close to the rear die (3), of the top of the front die (2) is provided with a first mounting groove (22), the inner wall of the first mounting groove (22) is provided with a first separating plate (23), and the first separating plate (23) covers the second separating groove (21).

8. The prefabricated staircase mold of claim 7, wherein: the side face, close to the front die (2), of the top of the rear die (3) is provided with a third separation groove (31) and a second installation groove (32), the longitudinal section shapes of the third separation groove (31) and the second separation groove (21) are the same, a second separation plate (33) is arranged inside the second installation groove (32), and the third separation groove (31) is covered by the second separation plate (33).