CN215150168U

CN215150168U - Adjustable mold for producing prefabricated stairs

Info

Publication number: CN215150168U
Application number: CN202121494999.1U
Authority: CN
Inventors: 刘军伟; 安征; 石俊松; 李梦杰; 魏钊宏
Original assignee: Henan Zhongyiheng Construction Technology Co ltd
Current assignee: Henan Zhongyiheng Construction Technology Co ltd
Priority date: 2021-07-02
Filing date: 2021-07-02
Publication date: 2021-12-14
Anticipated expiration: 2031-07-02

Abstract

An adjustable mold for producing prefabricated stairs relates to the field of relevant products of building molds, and comprises a bottom plate, wherein the top surface of the bottom plate is provided with a mold, the top surface of the mold is provided with a stair step mold, the top surface of the bottom plate is fixedly provided with a pair of supporting plates which are respectively positioned at two ends of the mold, two ends of the top surface of the bottom plate are also fixedly provided with a pair of driving cavities, one end inside each driving cavity is provided with a driving motor, an output shaft of the driving motor is connected with a rotating rod, the other end of the rotating rod is rotatably connected with the driving cavity, the rotating rod comprises a normal thread section and a reverse thread section, the utility model performs reverse mold through the stair step mold on the mold, starts the driving motor when the broadband of stairs needs to be adjusted, the driving motor drives the rotating rod to rotate, the rotating rod rotates to drive two thread sleeves to be close to or far away from each other, and further drives two adjusting plates to be close to or far away from each other, so as to complete the adjustment of the distance between the two adjusting plates, the width of the prefabricated staircase is changed.

Description

Adjustable mold for producing prefabricated stairs

Technical Field

The utility model relates to a building mould correlation goods field, concretely relates to mould with adjustable be used for producing prefabricated staircase.

Background

An indispensable structure in building construction is a stair which is used for the passage between floors. In the prior art, when the stair is formed, the stair is formed through the progress of a stair forming die, but the existing stair forming die is a fixed die, concrete is poured into a stair forming cavity to form the stair, and finally the stair is lifted out after being completely hardened and then is conveyed to a construction site for installation and use. But the current prefabricated staircase mould is inconvenient when the construction is adjusted the stair of different width sizes, if need prepare the stair of different width, often need prepare the mould again, and the utilization ratio is lower, and manufacturing cost is high, has certain defect nature.

SUMMERY OF THE UTILITY MODEL

To above-mentioned content, for solving among the prior art prefabricated staircase mould inconvenient when the construction to the problem of adjusting different width size's stair, the utility model provides an adjustable mould for producing prefabricated staircase.

The technical scheme is as follows: the stair climbing mechanism comprises a bottom plate, a mold is arranged on the top surface of the bottom plate, a stair step mold is arranged on the top surface of the mold, a pair of supporting plates is fixed on the top surface of the bottom plate and located at two ends of the mold respectively, a pair of driving cavities is further fixed at two ends of the top surface of the bottom plate, a driving motor is mounted at one end inside each driving cavity, an output shaft of the driving motor is connected with a rotating rod, the other end of the rotating rod is rotatably connected with the driving cavities, the rotating rod comprises a normal thread section and a reverse thread section, thread sleeves are connected to the normal thread section and the reverse thread section through threads, a moving block is connected to the side wall of each thread sleeve and penetrates through a long hole in the side wall of each driving cavity, a long sliding hole corresponding to the long sliding hole is formed in the supporting plate, and the moving block penetrates through the long sliding hole and is connected with an adjusting plate, the adjusting plate is connected in the stair step mold in a sliding mode.

Preferably, the moving block is matched with the long sliding hole in size, so that the moving block can slide left and right in the long sliding hole.

Preferably, one end of the rotating rod, which is far away from the driving motor, is rotatably connected with the driving cavity through a bearing.

Preferably, a sliding rod is arranged in the long sliding hole, a round hole penetrates through the moving block, and the sliding rod is connected with the round hole in a sliding mode.

Preferably, the bottom surface of the bottom plate is further provided with a pair of limiting plates, and the limiting plates are connected with the adjusting plate through a plurality of telescopic rods.

Preferably, the side wall of the driving cavity is provided with a sliding groove, and the side wall of the threaded sleeve is provided with a sliding block which is matched with the sliding groove to slide.

Preferably, the bottom surface of bottom plate is provided with the supporting leg, the bottom surface of supporting leg is provided with anti-skidding heelpiece.

The utility model provides a mould with adjustable be used for producing prefabricated stair compares beneficial effect with prior art:

1: the utility model discloses a stair step mould on the mould carries out the reverse mould, starts driving motor when needing to adjust the broadband of stair, and driving motor drives the bull stick and rotates, and the bull stick rotates and drives two thread bush and be close to each other or keep away from, and then drives two regulating plates and be close to each other or keep away from, accomplishes the interval between two regulating plates and adjusts, realizes the width change of prefabricated stair, just the utility model discloses simple structure, convenient operation saves the labour, need not to consume too much labour, can freely adjust the width that the demand is different when the construction, makes the forming die suitability wider, and economic benefits is higher;

2: the utility model discloses set up slide bar, round hole, limiting plate and telescopic link, carry on spacingly to the regulating plate when the regulating plate removes, increase the stability of regulating plate, prevent the anti-slope of giving birth to of reverse mould in-process regulating plate, influence the reverse mould effect.

Drawings

Fig. 1 is a diagram of the overall structure of the present invention.

Fig. 2 is an enlarged view of a portion a in fig. 1.

Fig. 3 is the whole side view of the utility model discloses in when not adding the limiting plate.

Fig. 4 is a side view of the middle mold of the present invention.

Fig. 5 is a side view of the adjusting plate of the present invention.

In the figure: the anti-skid device comprises a base plate 1, a mold 2, a stair step mold 3, a support plate 4, a drive cavity 5, a drive motor 6, a rotating rod 7, a threaded sleeve 8, a moving block 9, a long hole 10, a long sliding hole 11, an adjusting plate 12, a bearing 13, a sliding rod 14, a circular hole 15, a limiting plate 16, a telescopic rod 17, a sliding chute 18, a sliding block 19, a support leg 20 and an anti-skid base pad 21.

Detailed Description

The technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention, and in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or position relationship based on the drawings, and are only for convenience of description of the present invention and simplifying the description, but not for indicating or implying that the indicated device or component must have a specific orientation, be constructed and operated in a specific orientation, and thus cannot be understood as limiting the present invention.

Furthermore, the terms "outer", "inner" and "third" are used for descriptive purposes only and are not to be construed as indicating or implying any relative importance in the description of the present invention, it being understood that unless otherwise explicitly stated or limited, the terms "mounted", "connected" and "connected" are to be broadly construed, e.g., fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two components can be directly connected or indirectly connected through an intermediate medium, and the two components can be communicated with each other. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The present invention will be described in further detail below with reference to specific embodiments and with reference to the accompanying drawings.

The first embodiment is as follows: as shown in figures 1-3, a mould with adjustable be used for producing prefabricated staircase, including bottom plate 1, the bottom surface of bottom plate 1 is provided with supporting leg 20, and supporting leg 20 is four, and four even welding of supporting leg 20 are in the bottom surface of bottom plate 1, and the bottom surface of supporting leg 20 is provided with anti-skidding heelpiece 21, and anti-skidding heelpiece 21 adopts the rubber material to make, and anti-skidding heelpiece 21 passes through the glue and bonds in the bottom surface of supporting leg 20, sets up anti-skidding heelpiece 21, increases whole stability of placing.

The top surface of bottom plate 1 is provided with

mould

2, and 2 accessible fix with screws of mould are at the top surface of bottom plate 1, also can the lug weld at the top surface of

bottom plate

1, and 2 top surfaces of mould are equipped with stair step mould 3, and stair step mould 3 includes a plurality of step portions, and the step portion forms the step that is used for forming prefabricated stair.

A pair of supporting plates 4 is fixed on the top surface of the bottom plate 1, the supporting plates 4 are welded on the top surface of the bottom plate 1, and the supporting plates 4 are respectively positioned at two ends of the die 2 and are arranged close to the die 2.

The both ends of 1 top surface of bottom plate still are fixed with a pair of drive chamber 5, the welding of drive chamber 5 is at the top surface of bottom plate 1, drive chamber 5 is close to backup pad 4 and sets up, driving motor 6 is installed to 5 inside one ends in drive chamber, driving motor 6 adopts prior art, driving motor 6 passes through the fix with screw inside in drive chamber 5, driving motor 6's output shaft passes through shaft coupling fixedly connected with bull stick 7, the other end and the drive chamber 5 of bull stick 7 rotate to be connected, wherein, bull stick 7 rotates through bearing 13 with drive chamber 5 to be connected.

The rotating rod 7 comprises a positive thread section and a negative thread section, the positive thread section and the negative thread section are both connected with a thread sleeve 8 through threads, the side wall of the thread sleeve 8 is connected with a moving block 9, the moving block 9 is fixedly connected with the thread sleeve 8 in a welding mode, the moving block 9 penetrates through a strip hole 10 in the side wall of the driving cavity 5, a strip sliding hole 11 corresponding to the strip hole 10 is formed in the supporting plate 4, and the moving block 9 penetrates through the strip sliding hole 11 and is fixedly connected with an adjusting plate 12 in a welding mode.

The moving block 9 is matched with the long strip sliding hole 11 in size, so that the moving block 9 can slide left and right in the long strip sliding hole 11.

As shown in fig. 4 and 5, the adjusting plate 12 is adapted to the size of the stair step form 3, so that the adjusting plate 12 is slidably connected in the stair step form 3.

In other embodiments, the tread of the step part is provided with an anti-skid groove, the cross section of the anti-skid groove is triangular or trapezoidal, and the anti-skid groove is arranged, so that an anti-skid strip is formed on the tread of the prefabricated staircase, and the anti-skid effect is achieved during walking.

The lateral wall of drive chamber 5 has seted up spout 18, and the lateral wall of thread bush 8 is provided with the slider 19 that matches gliding with spout 18, and slider 19 and thread bush 8 welded fastening are connected, set up slider 19 and spout 18, play the effect that the guide thread bush 8 removed along bull stick 7 horizontal direction.

The working principle is as follows: the utility model discloses a carry out the back mould in the stair step mould 3 on the mould 2, when needs are adjusted the broadband of stair, start driving motor 6, driving motor 6 drives bull stick 7 and rotates, bull stick 7 rotates and drives two thread bush 8 and be close to each other or keep away from, and then drive two regulating plates 12 and be close to each other or keep away from, accomplish the interval between two regulating plates 12 and adjust, the width that realizes prefabricated stair changes, the utility model discloses simple structure, and convenient for operation saves the labour, need not to consume too much, alright freely adjust the width that the demand is different when the construction.

Example two: on the basis of the above embodiment, a sliding rod 14 is arranged in the long sliding hole 11, two ends of the sliding rod 14 are welded in the long sliding hole 11, a circular hole 15 penetrates through the moving block 9, the sliding rod 14 is slidably connected with the circular hole 15, and the surfaces of the sliding rod 14 and the circular hole 15 are both smoothly arranged.

The bottom surface of bottom plate 1 still is provided with a pair of limiting plate 16, the limiting plate 16 welding is at limiting plate 16, be connected through a plurality of telescopic links 17 between limiting plate 16 and the regulating plate 12, telescopic link 17's both ends respectively with limiting plate 16, regulating plate 12 adopts welded fastening to be connected, telescopic link 17 includes a plurality of slide pipes that cup joint in proper order each other, the pipe diameter of slide pipe is by big to little degressive in proper order, and the slide pipe of little pipe diameter arranges the slide pipe of big pipe diameter in, two slide pipe sliding fit that cup joint each other.

The utility model discloses set up slide bar 14, round hole 15, limiting plate 16 and telescopic link 17, when regulating plate 12 removed, play and carry out spacing effect to regulating plate 12, increase regulating plate 12's stability, prevent the reverse mould in-process regulating plate 12 and turn over the slope, influence the reverse mould effect.

To sum up, the utility model discloses a stair step mould on the mould carries out the back mould, starts driving motor when needs are adjusted the broadband of stair, and driving motor drives the bull stick and rotates, and the bull stick rotates and drives two thread bush and be close to each other or keep away from, and then drives two regulating plates and be close to each other or keep away from, accomplishes the interval between two regulating plates and adjusts, realizes the width change of prefabricated stair, just the utility model discloses simple structure, convenient operation saves the labour, need not to consume too much labour, alright freely adjust the different width of demand when the construction for forming die suitability is wider, and economic benefits is higher.

Although the present invention has been particularly shown and described with reference to preferred embodiments thereof, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. The adjustable mold for producing the prefabricated stairs comprises a bottom plate (1), wherein a mold (2) is arranged on the top surface of the bottom plate (1), a stair step mold (3) is arranged on the top surface of the mold (2), and the adjustable mold is characterized in that a pair of supporting plates (4) is fixed on the top surface of the bottom plate (1), the supporting plates (4) are respectively arranged at two ends of the mold (2), a pair of driving cavities (5) is further fixed at two ends of the top surface of the bottom plate (1), a driving motor (6) is installed at one end inside each driving cavity (5), an output shaft of the driving motor (6) is connected with a rotating rod (7), the other end of the rotating rod (7) is rotatably connected with the driving cavities (5), the rotating rod (7) comprises a positive thread section and a negative thread section, and thread sleeves (8) are respectively connected onto the positive thread section and the negative thread section through threads, the side wall of the threaded sleeve (8) is connected with a moving block (9), the moving block (9) penetrates through a long hole (10) in the side wall of the driving cavity (5), a long sliding hole (11) corresponding to the long hole (10) is formed in the supporting plate (4), the moving block (9) penetrates through the long sliding hole (11) and is connected with an adjusting plate (12), and the adjusting plate (12) is connected in the stair step die (3) in a sliding mode.

2. The adjustable mold for producing prefabricated stairs according to claim 1, wherein the moving block (9) is matched with the elongated sliding hole (11) in size, so that the moving block (9) can slide left and right in the elongated sliding hole (11).

3. Adjustable mould for producing prefabricated stairways according to claim 1, characterized in that the end of the turning bar (7) remote from the drive motor (6) is rotatably connected to the drive chamber (5) by means of a bearing (13).

4. The adjustable mold for producing prefabricated stairs according to claim 1, wherein a sliding rod (14) is arranged in the elongated sliding hole (11), a circular hole (15) is arranged on the moving block (9) in a penetrating manner, and the sliding rod (14) is connected with the circular hole (15) in a sliding manner.

5. The adjustable mould for producing prefabricated stairs according to claim 1, wherein the bottom surface of the bottom plate (1) is further provided with a pair of limiting plates (16), and the limiting plates (16) are connected with the adjusting plate (12) through a plurality of telescopic rods (17).

6. Adjustable mould for producing prefabricated stairways according to claim 1, wherein the side walls of the driving chamber (5) are provided with sliding grooves (18), and the side walls of the threaded sleeve (8) are provided with sliding blocks (19) which slide in cooperation with the sliding grooves (18).

7. Adjustable mould for producing prefabricated stairways according to claim 1, characterized in that the bottom surface of the floor (1) is provided with support legs (20), the bottom surface of the support legs (20) being provided with an anti-slip base mat (21).