Assembling type prefabricated stair mold capable of adjusting stair length

Abstract

The utility model relates to the technical field of prefabricated stair molds, in particular to a split mounting type prefabricated stair mold capable of adjusting stair length, which comprises a base, supporting plates arranged on two sides of the top end of the base, a movable plate arranged between the supporting plates, an adjusting mechanism arranged between the supporting plates, and a mounting plate arranged on the top end of one side of the base. A plurality of splicing blocks are arranged between the supporting plates, mounting grooves are formed in the top ends of the splicing blocks and the top ends of the mounting plates, the bottom ends of the splicing blocks are arranged in the mounting grooves, fixing plates are arranged at the top ends of the splicing blocks, and the bottom ends of the fixing plates are arranged in the mounting grooves. Through the fixing mechanism, the mounting stability of the splicing block and the fixing plate is improved, the splicing block and the fixing block can be conveniently spliced, the use convenience of the device is improved, through the adjusting mechanism, the position of the movable plate can be conveniently adjusted so as to form stair molds with different lengths, and the application range of the device is widened.

Description

Technical Field

[0001] The utility model relates to the technical field of prefabricated staircase moulds, in particular to an assembled prefabricated staircase mould for adjusting the length of the staircase. Background Art

[0002] With the continuous advancement of building industrialization, building components have gradually become prefabricated components, among which prefabricated stairs are widely used. The standardization requirements for prefabricated stairs are relatively high. In order to improve the standardization of prefabricated stairs and mass production, prefabricated staircase molds are used to produce prefabricated stairs.

[0003] In the prefabricated staircase mold for assembling adjustable staircase length, the public specification of the Chinese utility model patent application is CN207736485U. Although it has the advantages of being able to process and form stairs of different widths, and the manufacturer only needs to purchase one set of molds to produce prefabricated stairs of different widths and sizes, thereby reducing production costs, it does not solve the problems of the splicing blocks and the fixed plates being not firmly installed, the splicing of the splicing blocks and the fixed plates being not convenient, the use of the device being not convenient, the position of the movable plate being not convenient to adjust, and the poor scope of application of the device. Utility Model Content

[0004] The utility model aims to provide a prefabricated staircase mould for adjusting the length of the staircase, so as to solve the problems raised in the above-mentioned background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A prefabricated staircase mold for assembling and adjusting the length of the stairs, comprising a base, support plates are arranged on both sides of the top of the base, a movable plate is arranged between the support plates, an adjustment mechanism is arranged between the support plates, a mounting plate is arranged on the top of one side of the base, a plurality of splicing blocks are arranged between the support plates, mounting grooves are provided on the splicing blocks and the tops of the mounting plates, the bottom ends of the splicing blocks are arranged inside the mounting grooves, a fixed plate is provided on the top of the splicing blocks, the bottom ends of the fixed plates are arranged inside the mounting grooves, one end of the fixed plate is arranged on the top of the movable plate, a casting port is arranged on the top of the fixed plate, a cavity is provided on one side of the fixed plate and the splicing block, limiting grooves are provided on both sides of the mounting grooves, and a fixing mechanism is provided inside the cavity.

[0007] Preferably, the adjusting mechanism includes a screw, a movable column, a fixed column and a support rod, a screw is movably arranged between the support plates through a bearing, the threads at both ends of the screw are arranged oppositely, movable columns are sleeved at both ends of the screw, a fixed column is fixedly arranged between the support plates through the movable column, a plurality of support rods are movably arranged on one side of the movable column through a rotating shaft, one end of the support rods are movably connected through a rotating shaft, and one end of the support rod is movably connected to the movable plate through a rotating shaft.

[0008] Preferably, the fixing mechanism includes a threaded column, a movable block, a limit block, a limit rod and a spring, a threaded column is movably provided at the top of the cavity through a thread, a movable block is movably provided at one end of the threaded column, limit blocks are provided on both sides of the cavity, a limit rod is fixedly provided through the limit block inside the cavity, springs are sleeved at both ends of the limit rod, and one end of the limit block passes through the cavity and is arranged inside the limit groove.

[0009] Preferably, one end of the screw rod passes through the support plate and is arranged on one side of the support plate, and a handle is fixedly provided on one end of the screw rod.

[0010] Preferably, both sides of the movable block are arranged in a trapezoidal shape, and one end of the limit block is arranged in a trapezoidal shape.

[0011] Preferably, limiting columns are fixedly provided on both sides of the cavity through the movable block.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. A prefabricated staircase mold for assembling and adjusting the length of stairs, inserting the bottom end of the splicing block into the installation groove at the top end of the installation plate, passing the movable block through the limit column, so that the movable block can only slide along the direction of the limit column when moving, passing the limit rod through the limit block, so that the limit block can only slide along the direction of the limit rod when moving, rotating the threaded column, pushing the movable block through the threaded column, through the trapezoidal setting of the movable block and the limit block, it is easy to push the limit block to move when the movable block moves, so that the limit block is inserted into the limit groove, and the splicing block is fixed, and the bottom end of the splicing block can be fixed to the inside of the installation groove through the fixing mechanism, so that several splicing blocks can be spliced ​​together. , and then install a fixed plate on the top of the highest splicing block, and fix the fixed plate to the top of the splicing block through a fixing mechanism, so that one side of the fixed plate is in contact with the movable plate, and a stair mold is formed by the fixed plate, the movable plate and the splicing block. When the device needs to be disassembled, the threaded column is rotated, and the movable block is driven to move by the rotation of the threaded column, and the limit block is pushed by the spring so that the limit block moves out of the limit groove, cancels the fixation of the splicing block and the fixed plate, and disassembles the splicing block and the fixed plate through the fixing mechanism. Through the above device, the fixing mechanism is used to improve the stability of the installation of the splicing block and the fixed plate, which is convenient for splicing the splicing block and the fixed block, and improves the convenience of use of the device.

[0014] 2. This is a prefabricated staircase mold for assembling and adjusting the length of the stairs. When the length of the stairs needs to be adjusted, the threads on both sides of the screw are opposite, so that the movable columns on both sides move in different directions when the screw rotates, and the movable block is passed through the fixed column, so that the movable block can only slide along the direction of the fixed column when it moves. The handle is turned to drive the movable column to move through the screw, so that the support rod moves, thereby driving the movable plate to move, and then installing suitable splicing blocks and fixed plates to form staircase molds of different lengths. Through the above device, the position of the movable plate can be easily adjusted through the adjustment mechanism to form staircase molds of different lengths, thereby improving the application range of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 This is a front structural sectional view of the utility model;

[0017] Figure 3 It is a top view of the structure of the utility model;

[0018] Figure 4 It is a side structural sectional view of the utility model.

[0019] In the figure: 1. base; 2. support plate; 3. movable plate; 4. mounting plate; 5. splicing block; 6. mounting groove; 7. fixed plate; 8. pouring port; 9. cavity; 10. limiting groove; 11. screw rod; 12. movable column; 13. fixed column; 14. support rod; 15. threaded column; 16. movable block; 17. limiting block; 18. limiting rod; 19. spring; 20. handle; 21. limiting column. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-Figure 4 As shown, a technical solution provided by the utility model:

[0022] A prefabricated staircase mold for assembling and adjusting the length of stairs, comprising a base 1, support plates 2 are arranged on both sides of the top of the base 1, a movable plate 3 is arranged between the support plates 2, an adjustment mechanism is arranged between the support plates 2, a mounting plate 4 is arranged on the top of one side of the base 1, a plurality of splicing blocks 5 are arranged between the support plates 2, mounting grooves 6 are opened on the tops of the splicing blocks 5 and the mounting plates 4, the bottom ends of the splicing blocks 5 are arranged inside the mounting grooves 6, a fixing plate 7 is arranged on the top of the splicing blocks 5, the bottom end of the fixing plate 7 is arranged inside the mounting grooves 6, one end of the fixing plate 7 is arranged on the top of the movable plate 3, a pouring port 8 is arranged on the top of the fixing plate 7, a cavity 9 is opened on one side of the fixing plate 7 and the splicing block 5, limiting grooves 10 are opened on both sides of the mounting grooves 6, and a fixing mechanism is arranged inside the cavity 9, Through the above device, the bottom end of the splicing block 5 is inserted into the mounting groove 6 at the top of the mounting plate 4, and the bottom end of the splicing block 5 is fixed to the inside of the mounting groove 6 by the fixing mechanism, so that several splicing blocks 5 are spliced ​​together, and then the fixing plate 7 is installed on the top of the highest splicing block 5, and the fixing plate 7 is fixed to the top of the splicing block 5 by the fixing mechanism, so that one side of the fixing plate 7 is in contact with the movable plate 3, and a stair mold is formed by the fixing plate 7, the movable plate 3 and the splicing block 5, and then the mold is poured through the pouring port 8. When the length of the stairs needs to be adjusted, the splicing block 5 and the fixed plate 7 are disassembled by the fixing mechanism, and then the movable plate 3 is driven to move by the adjusting mechanism, and then the appropriate splicing block 5 and fixed plate 7 are installed to form stair molds of different lengths.

[0023] The screw rod 11 is provided with a movable column 12 at two ends of the screw rod 11, and the screw rod 11 is provided with a movable column 12 at two ends of the screw rod 11. The fixed column 13 is fixedly provided with a movable column 13 through the movable column 12 between the support plates 2. A plurality of support rods 14 are provided on one side of the movable column 12 through a rotating shaft. The ends of the support rods 14 are movably connected through the rotating shaft. One end of the support rod 14 is movably connected with the movable plate 3 through the rotating shaft. Through the above device, the threads on both sides of the screw rod 11 are opposite, so that the movable columns 12 on both sides move in different directions when the screw 11 rotates, and the movable block 16 is passed through the fixed column 13, so that the movable block 16 can only slide along the direction of the fixed column 13 when it moves. By turning the handle 20, the movable column 12 is driven to move by the screw 11, so that the support rod 14 moves, thereby driving the movable plate 3 to move.

[0024] In this embodiment, preferably, the fixing mechanism includes a threaded column 15, a movable block 16, a limit block 17, a limit rod 18 and a spring 19. The top of the cavity 9 is movably provided with a threaded column 15, and one end of the threaded column 15 is movably provided with a movable block 16. Limit blocks 17 are provided on both sides of the cavity 9. The cavity 9 is provided with a limit rod 18 fixedly provided through the limit block 17. The two ends of the limit rod 18 are sleeved with springs 19. One end of the limit block 17 passes through the cavity 9 and is arranged inside the limit groove 10. Through the above device, the bottom end of the splicing block 5 is inserted into the mounting groove 6 at the top of the mounting plate 4, and the limit block 17 is passed through the limit rod 18, so that when the limit block 17 moves, only It can slide along the direction of the limit rod 18, rotate the threaded column 15, and push the movable block 16 through the threaded column 15, so that the movable block 16 pushes the limit block 17 to move, so that the limit block 17 is inserted into the limit groove 10, and the splicing block 5 is fixed. The bottom end of the splicing block 5 can be fixed to the inside of the installation groove 6 through the fixing mechanism. When the splicing block 5 and the fixed plate 7 need to be disassembled, the threaded column 15 is rotated, and the movable block 16 is driven to move by the rotation of the threaded column 15, and the limit block 17 is pushed by the spring 19, so that the limit block 17 moves out of the limit groove 10, cancels the fixation of the splicing block 5 and the fixed plate 7, and the splicing block 5 and the fixed plate 7 are disassembled through the fixing mechanism.

[0025] In this embodiment, preferably, one end of the screw rod 11 passes through the support plate 2 and is arranged on one side of the support plate 2 , and a handle 20 is fixedly provided at one end of the screw rod 11 . Through the above device, the screw rod 11 can be easily rotated through the handle 20 .

[0026] In this embodiment, preferably, both sides of the movable block 16 are arranged in a trapezoidal shape, and one end of the limit block 17 is arranged in a trapezoidal shape. Through the above device, when the movable block 16 moves, it is easy to push the limit block 17 to move.

[0027] In this embodiment, preferably, limiting posts 21 are fixedly provided on both sides of the cavity 9 through the movable block 16 , and through the above device, the movable block 16 can only slide along the direction of the limiting posts 21 when moving.

[0028] When the prefabricated staircase mold for adjusting the length of the assembled staircase of the present embodiment is used, the bottom end of the splicing block 5 is inserted into the mounting groove 6 at the top of the mounting plate 4, the movable block 16 is passed through the limit column 21, so that the movable block 16 can only slide along the direction of the limit column 21 when it moves, and the limit rod 18 is passed through the limit block 17, so that the limit block 17 can only slide along the direction of the limit rod 18 when it moves, and the threaded column 15 is rotated to push the movable block 16 through the threaded column 15. Through the trapezoidal arrangement of the movable block 16 and the limit block 17, the movable block 16 When moving, it is convenient to push the limit block 17 to move, so that the limit block 17 is inserted into the limit groove 10 to fix the splicing block 5. The bottom end of the splicing block 5 can be fixed to the inside of the installation groove 6 through the fixing mechanism, so that several splicing blocks 5 are spliced ​​together, and then the fixing plate 7 is installed on the top of the highest splicing block 5. The fixing plate 7 is fixed to the top of the splicing block 5 through the fixing mechanism, so that one side of the fixed plate 7 is in contact with the movable plate 3. A stair mold is formed by the fixed plate 7, the movable plate 3 and the splicing block 5, and then the mold is poured through the pouring port 8.

[0029] When the length of the stairs needs to be adjusted, the threaded column 15 is rotated, and the movable block 16 is driven to move by the rotation of the threaded column 15, and the limit block 17 is pushed by the spring 19, so that the limit block 17 moves out of the limit groove 10, and the fixation of the splicing block 5 and the fixed plate 7 is cancelled. The splicing block 5 and the fixed plate 7 are disassembled by the fixing mechanism, and then the threads on both sides of the screw rod 11 are opposite, so that when the screw rod 11 is rotated, the movable columns 12 on both sides move in different directions, and the movable block 16 is passed through the fixed column 13, so that the movable block 16 can only move along the fixed column 13. Slide forward, turn the handle 20, drive the movable column 12 to move through the screw 11, so that the support rod 14 moves, thereby driving the movable plate 3 to move, and then install appropriate splicing blocks 5 and fixed plates 7 to form stair molds of different lengths. Through the above-mentioned device, through the fixing mechanism, the stability of the installation of the splicing blocks 5 and the fixed plates 7 is improved, the splicing of the splicing blocks 5 and the fixed blocks is convenient, and the convenience of use of the device is improved. Through the adjustment mechanism, it is convenient to adjust the position of the movable plate 3 to form stair molds of different lengths, thereby improving the scope of application of the device.

[0030] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A prefabricated staircase mould for adjusting the length of an assembled staircase, comprising a base (1), characterized in that: Support plates (2) are arranged on both sides of the top of the base (1), a movable plate (3) is arranged between the support plates (2), and an adjustment mechanism is arranged between the support plates (2). A mounting plate (4) is arranged on the top of one side of the base (1), and a plurality of splicing blocks (5) are arranged between the support plates (2). The splicing blocks (5) and the mounting plates (4) are both provided with mounting grooves (6) at the top. The bottom ends of the splicing blocks (5) are arranged inside the mounting grooves (6). A fixing plate (7) is arranged on the top of the splicing blocks (5), and the bottom ends of the fixing plates (7) are arranged inside the mounting grooves (6). One end of the fixing plate (7) is arranged on the top of the movable plate (3), and a pouring port (8) is arranged on the top of the fixing plate (7). A cavity (9) is arranged on one side of the fixing plate (7) and the splicing blocks (5). Limiting grooves (10) are arranged on both sides of the mounting grooves (6), and a fixing mechanism is arranged inside the cavity (9). The adjustment mechanism comprises a screw (11), a movable column (12), a fixed column (13) and a support rod (14); a screw (11) is movably arranged between the support plates (2) via a bearing; the threads at both ends of the screw (11) are arranged oppositely; movable columns (12) are sleeved on both ends of the screw (11); a fixed column (13) is fixedly arranged between the support plates (2) through the movable column (12); a plurality of support rods (14) are movably arranged on one side of the movable column (12) via a rotating shaft; one end of the support rod (14) is movably connected to the other end via a rotating shaft; one end of the support rod (14) is movably connected to the movable plate (3) via a rotating shaft; The fixing mechanism comprises a threaded column (15), a movable block (16), a limit block (17), a limit rod (18) and a spring (19); the threaded column (15) is movably arranged at the top of the cavity (9) through a thread; the movable block (16) is movably arranged at one end of the threaded column (15); limit blocks (17) are arranged on both sides of the cavity (9); a limit rod (18) is fixedly arranged in the cavity (9) through the limit block (17); springs (19) are sleeved at both ends of the limit rod (18); and one end of the limit block (17) passes through the cavity (9) and is arranged in the limit groove (10).

2. The prefabricated staircase mold for adjusting the length of the assembled staircase according to claim 1 is characterized by: One end of the screw rod (11) passes through the support plate (2) and is arranged on one side of the support plate (2), and a handle (20) is fixedly arranged on one end of the screw rod (11).

3. The prefabricated staircase mold for adjusting the length of the assembled staircase according to claim 1 is characterized by: The two sides of the movable block (16) are arranged in a trapezoidal shape, and one end of the limit block (17) is arranged in a trapezoidal shape.

4. The prefabricated staircase mold for adjusting the length of the assembled staircase according to claim 1 is characterized by: Limiting posts (21) are fixedly arranged on both sides of the cavity (9) through the movable block (16).

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