Prefabricated concrete staircase mold
By using motor-driven hydraulic telescopic columns and universal wheel designs in prefabricated concrete stair molds, the problem of damage during mold adjustment in the prior art is solved, stable and flexible step adjustment is achieved, the service life of the equipment is extended and the service life of the equipment is improved. Product quality.
Patent Information
- Application Number
- CN201810488635.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- Filing Date
- 2018-05-21
- Publication Date
- 2024-12-31
- Estimated Expiration
- 2038-05-21
AI Technical Summary
The existing preset stair molds use simple tool partitions when adjusting the number of stair steps, which can easily cause damage and affect product quality.
A precast concrete stair mold was designed, using the motor in the drive box to drive the screw through the reducer, and the adjustment box to drive the hydraulic telescopic column adjustment template. Combined with the design of universal wheels and load-bearing rollers, stable and flexible step adjustment is achieved to avoid Equipment is damaged.
Through the combined design of hydraulic telescopic columns and universal wheels, stable and non-damage step adjustment is achieved, which extends the service life of the equipment and improves the stability of the casting process and product quality.
Smart Images
Figure CN108687943B_ABST
Abstract
Description
Technical Field
[0001] The invention relates to the technical field of staircase moulds, in particular to a prefabricated concrete staircase mould. Background Art
[0002] With the improvement of the prefabricated building system, the processing of prefabricated buildings has gradually received attention. Prefabricated buildings are made in processing plants to produce the corresponding building presets and then assembled.
[0003] During the use of the existing preset staircase mold, when the number of stair steps needs to be adjusted, simple tools are generally used for partitioning, which is easy to cause damage during casting and affect product quality. Summary of the invention
[0004] The purpose of the present invention is to provide a precast concrete staircase mold to solve the problems in the prior art that when the preset staircase mold needs to be adjusted in number of steps, it is generally partitioned using simple tools, which is easily damaged during casting.
[0005] To achieve the above-mentioned purpose, the present invention provides the following technical scheme: a precast concrete staircase mold, comprising a main box body, a template is installed in the main box body, support blocks are installed at both ends of the main box body, the top of the support block is provided with a support groove, the bottom of the support block is provided with a moving groove, a second hydraulic telescopic column is installed in the moving groove, a universal wheel is installed at the bottom end of the second hydraulic telescopic column, a side plate is installed on one side of the support block, a mounting column is installed at the top of the main box body, a rack is installed at the bottom end of the mounting column, a drive box is installed at the top center of the main box body, motors are installed on both sides of the drive box, a reducer is installed on the rotating main shaft of the motor, a screw rod is connected to the reducer, an adjusting box is installed on the screw rod, fixed plates are installed on both sides of the bottom end of the adjusting box, the shape of the fixed plate is L-shaped, and a first hydraulic telescopic column is installed at the bottom center of the adjusting box.
[0006] Preferably, the reducer is connected to the side plate via a screw rod, and the screw rod is mounted on the side plate via a bearing.
[0007] Preferably, a load-bearing roller is installed at the bottom end of the adjustment box, and the bottom end of the load-bearing roller is in contact with the mounting column.
[0008] Preferably, a gear is installed on the surface of the fixing plate, and the gear is meshed with the rack.
[0009] Preferably, an adjusting block is installed at the bottom end of the first hydraulic telescopic column, and the shape of the bottom end of the adjusting block matches the supporting groove.
[0010] Compared with the prior art, the beneficial effects of the present invention are as follows: the motor in the driving box drives the screw to rotate through the reducer, the reducer slows down the rotation speed of the screw, and the adjustment box drives the adjustment block to move, and after moving to the appropriate position, the first hydraulic telescopic column drives the adjustment block to descend and press on the template to adjust the number of stair steps; the load-bearing roller at the bottom end of the adjustment box contacts the surface of the mounting column, the load-bearing roller rolls on the surface of the mounting column, and the gear on the fixed plate moves on the rack, which enhances the stability during movement and makes the movement adjustment more stable; the second hydraulic telescopic column is installed in the moving groove at the bottom end of the support block, the second hydraulic telescopic column drives the universal wheel to extend out of the moving groove to move the entire device, and after the movement is completed, the second hydraulic telescopic column drives the universal wheel to retract into the moving groove to avoid the universal wheel being damaged by the pressure of the device for a long time, thereby extending its service life and making it more convenient to use. BRIEF DESCRIPTION OF THE DRAWINGS
[0011] Figure 1 It is a structural schematic diagram of the present invention;
[0012] Figure 2 It is a structural schematic diagram of the support block of the present invention;
[0013] Figure 3 This is a schematic diagram of the installation of the regulating box of the present invention.
[0014] In the figure: 1. adjustment box; 2. side plate; 3. first hydraulic telescopic column; 4. adjustment block; 5. support block; 6. screw rod; 7. fixing plate; 8. main box body; 9. reducer; 10. drive box; 11. motor; 12. template; 13. support slot; 14. second hydraulic telescopic column; 15. moving slot; 16. universal wheel; 17. load-bearing roller; 18. mounting column; 19. rack; 20. gear. DETAILED DESCRIPTION
[0015] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.
[0016] See also Figure 1-3In the embodiment of the present invention, a precast concrete staircase mold includes a main box body 8, a template 12 is installed in the main box body 8, support blocks 5 are installed at both ends of the main box body 8, a support groove 13 is provided at the top of the support block 5, a moving groove 15 is provided at the bottom of the support block 5, a second hydraulic telescopic column 14 is installed in the moving groove 15, and a universal wheel 16 is installed at the bottom end of the second hydraulic telescopic column 14. When the device is moved, the second hydraulic telescopic column 14 drives the universal wheel 16 to extend out of the moving groove 15. After the movement is completed, the second hydraulic telescopic column 14 drives the universal wheel 16 to be retracted into the moving groove 15. A side plate 2 is installed on one side of the support block 5, a mounting column 18 is installed at the top of the main box body 8, and a rack 19 is installed at the bottom end of the mounting column 18. A drive box 10 is installed at the top center of the main box body 8, and motors 11 are installed on both sides of the drive box 10. The model of the motor 11 is Y132S-6, and the motor 11 is purchased from the market. The motor 11 is connected to the external power supply through a wire, and a reducer 9 is installed on the rotating spindle of the motor 11. The reducer 9 slows down the rotation speed of the screw rod 6. The screw rod 6 is connected to the reducer 9, and an adjusting box 1 is installed on the screw rod 6. Fixed plates 7 are installed on both sides of the bottom end of the adjusting box 1. The shape of the fixed plate 7 is L-shaped, and a first hydraulic telescopic column 3 is installed at the center of the bottom end of the adjusting box 1. The reducer 9 is connected to the side plate 2 through the screw rod 6, and the screw rod 6 is installed on the side plate 2 through a bearing. A load-bearing roller 17 is installed at the bottom end of the adjusting box 1, and the bottom end of the load-bearing roller 17 contacts with the mounting column 18. A gear 20 is installed on the surface of the fixed plate 7, and the gear 20 is meshed with the rack 19 to enhance the stability during movement and make the mobile adjustment more stable. An adjusting block 4 is installed at the bottom end of the first hydraulic telescopic column 3, and the shape of the bottom end of the adjusting block 4 coincides with the support groove 13. The first hydraulic telescopic column 3 drives the adjusting block 4 to descend and press on the template 12.
[0017] The working principle of the present invention is: a second hydraulic telescopic column 14 is installed in the moving groove 15 at the bottom end of the support block 5, and the second hydraulic telescopic column 14 drives the universal wheel 16 to extend out of the moving groove 15 and move the device. After the movement is completed, the second hydraulic telescopic column 14 drives the universal wheel 16 to be retracted into the moving groove 15. Motors 11 are installed on both sides of the driving box 10. The motor 11 drives the screw rod 6 to rotate slowly through the reducer 9. The screw rod 6 is installed on the side plate 2 through a bearing. The adjustment box 1 installed on the screw rod 6 drives the adjustment block 4 to move. After moving to a suitable position, the first hydraulic telescopic column 3 drives the adjustment block 4 to descend and press on the template 12. The load-bearing roller 17 at the bottom end of the adjustment box 1 contacts the surface of the mounting column 18, and the load-bearing roller 17 rolls on the surface of the mounting column 18. The gear 20 on the fixed plate 7 moves on the rack 19 to enhance the stability during movement. After adjustment, cement is cast on the template 12 between the two adjustment blocks 4 to process the preset concrete stairs.
[0018] It will be apparent to those skilled in the art that the invention is not limited to the details of the exemplary embodiments described above and that the invention can be implemented in other specific forms without departing from the spirit or essential features of the invention. Therefore, the embodiments should be considered exemplary and non-limiting in all respects, and the scope of the invention is defined by the appended claims rather than the foregoing description, and it is intended that all variations falling within the meaning and scope of the equivalent elements of the claims be included in the invention. Any reference numeral in a claim should not be considered as limiting the claim to which it relates.
Claims
1. A precast concrete staircase mould, comprising a main box (8), characterized in that: A template (12) is installed in the main box (8), support blocks (5) are installed at both ends of the main box (8), a support groove (13) is provided at the top end of the support block (5), a movable groove (15) is provided at the bottom end of the support block (5), a second hydraulic telescopic column (14) is installed in the movable groove (15), a universal wheel (16) is installed at the bottom end of the second hydraulic telescopic column (14), a side plate (2) is installed on one side of the support block (5), a mounting column (18) is installed at the top end of the main box (8), and the mounting column (18) A rack (19) is installed at the bottom end of the main box body (8), a driving box (10) is installed at the top center of the main box body (8), a motor (11) is installed on both sides of the driving box (10), a reducer (9) is installed on the rotating main shaft of the motor (11), a screw rod (6) is connected to the reducer (9), an adjustment box (1) is installed on the screw rod (6), fixing plates (7) are installed on both sides of the bottom end of the adjustment box (1), and the shape of the fixing plates (7) is L-shaped. A first hydraulic telescopic column (3) is installed at the bottom center of the adjustment box (1); The reducer (9) is connected to the side plate (2) via a screw rod (6), and the screw rod (6) is mounted on the side plate (2) via a bearing; An adjusting block (4) is installed at the bottom end of the first hydraulic telescopic column (3), and the shape of the bottom end of the adjusting block (4) matches the supporting groove (13). The first hydraulic telescopic column (3) drives the adjusting block (4) to descend and press on the template (12) to adjust the number of stair steps.
2. A precast concrete staircase mold according to claim 1, characterized in that: A load-bearing roller (17) is installed at the bottom end of the adjustment box (1), and the bottom end of the load-bearing roller (17) is in contact with the installation column (18).
3. The precast concrete staircase mold according to claim 1, characterized in that: A gear (20) is mounted on the surface of the fixing plate (7), and the gear (20) is meshed with the rack (19).