Vertical prefabricated stair mold

Abstract

The utility model relates to the technical field of stair molds, and provides a vertical prefabricated stair mold which comprises a bottom mold. The fixed die is vertically arranged on the bottom die; the driving device can drive the movable mold to rotate between a mold closing position and a mold releasing position, in the mold closing position, the movable mold is vertically arranged on the bottom mold so as to form a prefabricated stair pouring forming space together with the bottom mold and the fixed mold, and in the mold releasing position, the movable mold is obliquely arranged relative to the bottom mold; the movable mold and the fixed mold form an opening which is gradually enlarged upwards, and the opposite surfaces of the fixed mold and the movable mold are provided with stair contour forming surfaces; and the mold stabilizing mechanism is arranged on the fixed mold and used for pressing and fixing the prefabricated staircase in the prefabricated staircase pouring forming space, and the stability and safety in the staircase manufacturing process are improved through the vertical type prefabricated staircase mold.

Description

Technical Field

[0001] The present application relates to the technical field of staircase moulds, and more specifically, to a vertical prefabricated staircase mould. Background Art

[0002] Prefabricated stairs refer to stairs that are prefabricated in a factory using a mold, and are transported to the construction site for assembly after prefabrication. In the prior art, when making prefabricated stairs, it is first necessary to bundle the steel frame of the prefabricated stairs. After bundling, the steel frame is placed in a mold for casting the prefabricated stairs, and workers pour concrete into the mold to achieve the production of the prefabricated stairs.

[0003] The stairs formed by the vertical prefabricated staircase mold in the prior art are placed vertically, so there is a risk of the stairs tipping over when the mold is opened, and the stability and safety during demoulding are difficult to ensure. Utility Model Content

[0004] The main purpose of the utility model is to provide a vertical prefabricated staircase mould, aiming to solve the technical problems of poor stability and safety of the vertical prefabricated staircase mould in the prior art.

[0005] To achieve the above purpose, the technical solution adopted by the utility model is: a vertical prefabricated staircase mold, which includes:

[0006] Bottom mold;

[0007] A fixed mold, the fixed mold is vertically arranged on the bottom mold;

[0008] A movable mold and a driving device, wherein the driving device can drive the movable mold to rotate between a mold closing position and a mold demolding position, wherein the movable mold is vertically arranged on the bottom mold to form a prefabricated stair casting molding space together with the bottom mold and the fixed mold, and wherein the movable mold is inclined relative to the bottom mold and forms an opening that gradually expands upwards with the fixed mold, and the surfaces of the fixed mold and the movable mold facing each other both have staircase contour molding surfaces;

[0009] A mold stabilizing mechanism is arranged on the fixed mold and is used to press and fix the prefabricated stairs in the casting and molding space of the prefabricated stairs.

[0010] Furthermore, the vertical prefabricated staircase mold also includes a first side sealing plate and a second side sealing plate, the first side sealing plate is used to be detachably connected to one side of the fixed mold and the movable mold at the mold closing position to seal a horizontal side opening of the prefabricated staircase casting and molding space, and the second side sealing plate is used to be detachably connected to the other side of the fixed mold and the movable mold at the mold closing position to seal the other horizontal side opening of the prefabricated staircase casting and molding space.

[0011] Furthermore, the mold stabilizing mechanism is detachably mounted on the fixed mold.

[0012] Furthermore, a screw hole structure is provided on the upper end surface of the fixed mold, and the mold stabilizing mechanism includes a mounting frame and a compression threaded member, one end of the mounting frame is detachably screwed to the screw hole structure, and a threaded hole is provided on the mounting frame at a position corresponding to the casting and molding space of the prefabricated staircase, and the compression threaded member is passed through the threaded hole.

[0013] Furthermore, the mounting frame includes a first frame body and a second frame body, the first frame body and the second frame body are connected to each other to form an L-shaped structure, the end of the first frame body has a threaded rod portion for being screwed to the screw hole structure, and the threaded hole is arranged on the second frame body.

[0014] Furthermore, the vertical prefabricated staircase mold also includes a locking structure, which is arranged on the fixed mold and the movable mold and is used to lock the fixed mold and the movable mold at the mold closing position.

[0015] Furthermore, the locking structure includes a locking rod, a locking nut and a locking block, the locking rod is hinged to the fixed mold and one end away from the fixed mold is a threaded end, the locking block is arranged on the movable mold, and the locking block has an installation notch. In the mold closing position, one end of the locking rod can enter the installation notch, and the locking nut can be installed on the threaded end of the fixed mold to lock the locking rod to the locking block.

[0016] Furthermore, the driving device is a cylinder or a hydraulic cylinder, one end of the cylinder or the hydraulic cylinder is hinged to the side of the movable mold away from the fixed mold, the vertical prefabricated staircase mold also includes a base frame, the bottom mold is arranged on the base frame, and the other end of the cylinder or the hydraulic cylinder is hinged to the base frame.

[0017] Furthermore, the vertical prefabricated staircase mold also includes a vibrating motor arranged on a side of the fixed mold away from the movable mold.

[0018] Furthermore, the bottom of the movable mold is hinged to the bottom mold through a hinge assembly, and the hinge assembly includes a first hinge plate connected to the side of the bottom mold and a second hinge plate connected to the bottom of the movable mold on the side away from the fixed mold, and the second hinge plate is bent and extended downward at one end away from the fixed mold to form a lower extension plate, and the lower extension plate is hinged to the first hinge plate through a hinge shaft.

[0019] The beneficial effects of the vertical prefabricated staircase mold provided by the present application are:

[0020] In the vertical prefabricated staircase mold provided by the embodiment of the utility model, it is only necessary to use a driving device to drive the movable mold to rotate between the mold closing position and the demolding position. When in the mold closing position, concrete is poured in the prefabricated staircase casting and molding space to make the stairs. After the prefabricated staircase is formed, the driving device drives the movable mold to rotate to the demolding position, which can facilitate demolding (taking away the manufactured stairs), thereby realizing the production of concrete stairs conveniently, quickly and efficiently. In addition, a major feature of the vertical prefabricated staircase mold is that it is equipped with a mold stabilizing mechanism, which can press and fix the prefabricated stairs in the prefabricated staircase casting and molding space, so that in the process of the driving device driving the movable mold to rotate to the demolding position, the prefabricated stairs are pressed and fixed and will not fall over, thereby improving the stability and safety of the vertical prefabricated staircase mold during the staircase manufacturing process. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0022] Figure 1 A three-dimensional schematic diagram of an assembly unit module in a vertical prefabricated staircase mold provided by an embodiment of the present application, wherein the movable mold is in a mold closing position;

[0023] Figure 2 for Figure 1 The enlarged view of point A in the middle;

[0024] Figure 3 A three-dimensional schematic diagram of another perspective of an assembly unit module in a vertical prefabricated staircase mold provided by an embodiment of the present application, wherein the movable mold is in a mold closing position;

[0025] Figure 4 A three-dimensional schematic diagram of a prefabricated floor structure in a vertical prefabricated staircase mold provided in one embodiment of the present application, wherein the movable mold is in a demoulding position.

[0026] The reference numerals in the above drawings are as follows:

[0027] 1- bottom mold; 2- fixed mold;

[0028] 3- movable mold; 4- prefabricated stairs;

[0029] 5-threaded mounting hole; 6-first side sealing plate;

[0030] 7-second side sealing plate; 8-pressing screw member;

[0031] 9-locking rod; 10-locking nut;

[0032] 11-locking block; 12-installation notch;

[0033] 13-cylinder; 14-cylinder electronic control box;

[0034] 15-vibrating motor; 16-first hinged plate;

[0035] 17-second hinged plate; 18-lower extension plate;

[0036] 19- hinge shaft; 20- bottom frame;

[0037] 21-mounting column; 22-hinged seat;

[0038] 100-mounting frame; 101-first frame body;

[0039] 102-second frame; 103-nut. DETAILED DESCRIPTION

[0040] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present application more clearly understood, the present application is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application and are not used to limit the present application.

[0041] It should be noted that when an element is referred to as being "fixed to" or "set on" another element, it can be directly on the other element or indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element.

[0042] It should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present application.

[0043] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the features. In the description of this application, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0044] In order to illustrate the technical solution described in this application, a detailed description is given below in conjunction with specific drawings and embodiments.

[0045] See also Figures 1 to 4 The utility model embodiment provides a vertical prefabricated staircase mold, which includes:

[0046] Bottom mold 1;

[0047] A fixed mold 2, which is vertically arranged on the bottom mold 1;

[0048] A movable mold 3 and a driving device, wherein the driving device can drive the movable mold 3 to rotate between a mold closing position and a mold stripping position. In the mold closing position, the movable mold 3 is vertically arranged on the bottom mold 1 to form a casting and molding space for the prefabricated staircase together with the bottom mold 1 and the fixed mold 2. In the mold stripping position, the movable mold 3 is tilted relative to the bottom mold 1 and forms an opening that gradually expands upwards with the fixed mold 2. The surfaces facing each other of the fixed mold 2 and the movable mold 3 both have a staircase profile molding surface, such as a toothed surface that matches the shape of the staircase.

[0049] The mold stabilizing mechanism is arranged on the fixed mold 2 and is used to press and fix the prefabricated stairs 4 in the casting and molding space of the prefabricated stairs (mold stabilizing operation).

[0050] In the vertical prefabricated staircase mold provided by the embodiment of the utility model, it is only necessary to use a driving device to drive the movable mold 3 to rotate between the mold closing position and the demolding position. When it is in the mold closing position, concrete is poured in the prefabricated staircase casting and molding space to make the stairs. After the prefabricated staircase 4 is formed, the driving device drives the movable mold 3 to rotate to the demolding position, which can facilitate demolding (taking away the manufactured stairs), thereby realizing the production of concrete stairs conveniently, quickly and efficiently. In addition, a major feature of the vertical prefabricated staircase mold is that it is equipped with a mold stabilizing mechanism, which can press and fix the prefabricated staircase 4 in the prefabricated staircase casting and molding space, so that in the process of the driving device driving the movable mold 3 to rotate to the demolding position, the prefabricated staircase 4 is pressed and fixed and will not fall over, thereby improving the stability and safety of the vertical prefabricated staircase mold during the staircase manufacturing process.

[0051] According to a specific embodiment of the utility model, the vertical prefabricated staircase mold also includes a first side sealing plate 6 and a second side sealing plate 7. The first side sealing plate 6 is used to be detachably connected to one side of the fixed mold 2 and the movable mold 3 in the mold closing position to seal a horizontal side opening of the prefabricated staircase casting and molding space. The second side sealing plate 7 is used to be detachably connected to the other side of the fixed mold 2 and the movable mold 3 in the mold closing position to seal the other horizontal side opening of the prefabricated staircase casting and molding space, so that when in the mold closing position, the concrete poured in the prefabricated staircase casting and molding space can be prevented from flowing out.

[0052] See also Figure 1 , Figure 3 and Figure 4 According to a specific embodiment of the utility model, threaded mounting holes 5 can be provided on the fixed mold 2 and the movable mold 3, and the first side sealing plate 6 and the second side sealing plate 7 can be connected to the threaded mounting holes 5 corresponding to the fixed mold 2 and the movable mold 3 by fasteners such as bolts. Of course, as other embodiments, the first side sealing plate 6 and the second side sealing plate 7 can also be connected to the fixed mold 2 and the movable mold 3 by means of clipping, buckling, etc.

[0053] According to an embodiment of the utility model, the mold stabilizing mechanism is detachably mounted on the fixed mold 2 , so that the mold stabilizing mechanism can be removed when the mold stabilizing operation is not required. Of course, the mold stabilizing mechanism can also be always arranged on the fixed mold 2 .

[0054] See also Figure 2 As a specific embodiment in which the mold stabilizing mechanism is detachably mounted on the fixed mold 2, a screw hole structure is provided on the upper end surface of the fixed mold 2 (for example, a mounting column 21 with a threaded hole welded on the upper end surface of the fixed mold 2), and the mold stabilizing mechanism includes a mounting frame 100 and a compression threaded member 8, and the compression threaded member 8 is, for example, a screw rod, a bolt, etc. One end of the mounting frame 100 is detachably screwed to the screw hole structure, and a threaded hole is provided on the mounting frame 100 at a position corresponding to the casting and molding space of the prefabricated staircase, and the compression threaded member 8 is penetrated through the threaded hole.

[0055] See also Figure 2 More specifically, the mounting frame 100 includes a first frame body 101 and a second frame body 102, and the first frame body 101 and the second frame body 102 are connected to each other to form an L-shaped structure. The end of the first frame body 101 has a threaded rod portion for being screwed to a screw hole structure, and the threaded hole is arranged on the second frame body 102, specifically, on a nut 103 arranged on the second frame body 102, and the nut 103 is welded to the second frame body 102, or the threaded hole can also be directly formed on the second frame body 102 without adding a nut 103, and each replacement scheme falls within the protection scope of the present utility model. The compression threaded member 8 is screwed up and down in the threaded hole, and can compress the prefabricated stairs 4 in the casting and molding space of the prefabricated stairs or release the compression thereof. When the compression threaded member 8 is being compressed, a self-locking nut can also be provided on the compression threaded member 8 to ensure that the compression threaded member 8 does not loosen.

[0056] As other embodiments, the mold stabilizing mechanism is not limited to the specific structural form mentioned above, and may also adopt any other suitable structure, such as using a spring-type pressure plate to press the prefabricated staircase 4 in the casting and molding space of the prefabricated staircase.

[0057] According to an example of the utility model, the vertical prefabricated staircase mold also includes a locking structure, which is arranged on the fixed mold 2 and the movable mold 3, and is used to lock the fixed mold 2 and the movable mold 3 in the mold closing position, thereby ensuring that the movable mold 3 will not be accidentally opened during the process of pouring concrete to form the stairs, thereby ensuring the reliability of the vertical prefabricated staircase mold during the process of pouring concrete to form the stairs.

[0058] See also Figure 2 As a specific embodiment, the locking structure includes a locking rod 9, a locking nut 10 and a locking block 11. The locking rod 9 is hinged on the fixed mold 2 and the end away from the fixed mold 2 is a threaded end. Specifically, it can be hinged on a hinge seat 22 set on the fixed mold 2. The locking block 11 is set on the movable mold 3. The locking block 11 has an installation notch 12. In the mold closing position, one end of the locking rod 9 can enter the installation notch 12, and the locking nut 10 can be installed on the threaded end of the fixed mold 2 to lock the locking rod 9 to the locking block 11.

[0059] According to one embodiment of the utility model, the driving device is a cylinder 13 or a hydraulic cylinder. Taking into account the overall size of the vertical prefabricated staircase mold, a row of multiple cylinders 13 can be arranged, and a cylinder electric control box 14 is provided to simultaneously control multiple cylinders 13 to perform telescopic movements. One end of the cylinder 13 or the hydraulic cylinder is hinged to the side of the movable mold 3 away from the fixed mold 2. The vertical prefabricated staircase mold also includes a base frame 20, the bottom mold 1 is arranged on the base frame 20, and the other end of the cylinder 13 or the hydraulic cylinder is hinged to the base frame 20.

[0060] See also Figure 3 According to one embodiment of the utility model, the vertical prefabricated staircase mold also includes a vibrating motor 15 arranged on the side of the fixed mold 2 away from the movable mold 3. After the concrete pouring and forming of the stairs is completed, the cylinder 13 can be used to drive the movable mold 3 to the demolding position, and then the mold stabilizing mechanism can release the pressure on the formed prefabricated stairs 4, and then the vibrating motor 15 can be turned on to facilitate the prefabricated stairs 4 to separate from the fixed mold 2. Preferably, multiple vibrating motors 15 can be arranged at different positions on the side of the fixed mold 2 away from the movable mold 3.

[0061] See also Figure 1 and Figure 4 According to one embodiment of the utility model, the bottom of the movable mold 3 is hinged to the bottom mold 1 through a hinge assembly, and the hinge assembly includes a first hinge plate 16 connected to the side of the bottom mold 1 and a second hinge plate 17 connected to the bottom of the movable mold 3 away from the side of the fixed mold 2. The end of the second hinge plate 17 away from the fixed mold 2 is bent and extended downward to form a lower extension plate 18, and the lower extension plate 18 is hinged to the first hinge plate 16 through a hinge shaft 19.

[0062] The above description is only an optional embodiment of the present application and is not intended to limit the present application. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims

1. A vertical prefabricated staircase mold, characterized in that: include: Bottom mold; A fixed mold, the fixed mold is vertically arranged on the bottom mold; A movable mold and a driving device, wherein the driving device can drive the movable mold to rotate between a mold closing position and a mold demolding position, wherein the movable mold is vertically arranged on the bottom mold to form a prefabricated stair casting molding space together with the bottom mold and the fixed mold, and wherein the movable mold is inclined relative to the bottom mold and forms an opening that gradually expands upwards with the fixed mold, and the surfaces of the fixed mold and the movable mold facing each other both have staircase contour molding surfaces; A mold stabilizing mechanism is arranged on the fixed mold and is used to press and fix the prefabricated stairs in the casting and molding space of the prefabricated stairs.

2. The vertical prefabricated staircase mold according to claim 1, characterized in that: The vertical prefabricated staircase mold also includes a first side sealing plate and a second side sealing plate, the first side sealing plate being used to be detachably connected to one side of the fixed mold and the movable mold at the mold closing position to seal a horizontal side opening of the prefabricated staircase casting and molding space, and the second side sealing plate being detachably connected to the other side of the fixed mold and the movable mold at the mold closing position to seal the other horizontal side opening of the prefabricated staircase casting and molding space.

3. The vertical prefabricated staircase mold according to claim 1, characterized in that: The mold stabilizing mechanism is detachably mounted on the fixed mold.

4. The vertical prefabricated staircase mold according to claim 3, characterized in that: A screw hole structure is provided on the upper end surface of the fixed mold, and the mold stabilizing mechanism includes a mounting frame and a compression threaded member. One end of the mounting frame is detachably screwed to the screw hole structure, and a threaded hole is provided on the mounting frame at a position corresponding to the casting and molding space of the prefabricated staircase, and the compression threaded member is passed through the threaded hole.

5. The vertical prefabricated staircase mold according to claim 4, characterized in that: The mounting frame includes a first frame body and a second frame body, wherein the first frame body and the second frame body are connected to each other to form an L-shaped structure, and an end of the first frame body has a threaded rod portion for being screwed to the screw hole structure, and the screw hole is arranged on the second frame body.

6. The vertical prefabricated staircase mold according to any one of claims 1 to 5, characterized in that: The vertical prefabricated staircase mold also includes a locking structure, which is arranged on the fixed mold and the movable mold and is used to lock the fixed mold and the movable mold at the mold closing position.

7. The vertical prefabricated staircase mold according to claim 6, characterized in that: The locking structure includes a locking rod, a locking nut and a locking block. The locking rod is hinged on the fixed mold and one end away from the fixed mold is a threaded end. The locking block is arranged on the movable mold. The locking block has an installation notch. In the mold closing position, one end of the locking rod can enter the installation notch, and the locking nut can be installed on the threaded end of the fixed mold to lock the locking rod to the locking block.

8. The vertical prefabricated staircase mold according to any one of claims 1 to 5, characterized in that: The driving device is a cylinder or a hydraulic cylinder, one end of which is hinged to the side of the movable mold away from the fixed mold. The vertical prefabricated staircase mold also includes a base frame, the bottom mold is arranged on the base frame, and the other end of the cylinder or hydraulic cylinder is hinged to the base frame.

9. The vertical prefabricated staircase mould according to any one of claims 1 to 5, characterized in that: The vertical prefabricated staircase mold further comprises a vibrating motor arranged on a side of the fixed mold away from the movable mold.

10. The vertical prefabricated staircase mould according to any one of claims 1 to 5, characterized in that: The bottom of the movable mold is hinged to the bottom mold through a hinge assembly, and the hinge assembly includes a first hinge plate connected to the side of the bottom mold and a second hinge plate connected to the bottom of the movable mold away from the fixed mold. The second hinge plate is bent and extended downward at one end away from the fixed mold to form a lower extension plate, and the lower extension plate is hinged to the first hinge plate through a hinge shaft.

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