Liftable adjusting tool for protective wall pouring formwork end
By designing a protective wall casting formwork end that can be lifted and adjusted, the combination of horizontal frame plate and screw is used to solve the problem of elevation deviation in traditional protective wall structure construction, and the precise adjustment and high reliability of structural elevation are achieved.
Patent Information
- Application Number
- CN202421788728.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-26
- Publication Date
- 2025-05-20
- Estimated Expiration
- 2034-07-26
AI Technical Summary
In the construction of traditional protective wall structures, the end formwork is designed to fix and unadjustable sealing plates, resulting in the elevation of the perforated structure that is prone to deviations and affects the structural accuracy.
Design a tool for lifting and lowering adjustment of the end of the protective wall casting formwork. Through the up and down adjustment of the horizontal frame plate, the design elevation of the manhole structure after forming is adjusted to ensure the accuracy of the structural elevation. The tooling includes an upper end plate, a lower end plate, a movable horizontal frame plate, a screw rod, a fixing table and a fastening nut. The up and down movement of the horizontal frame plate is achieved through the rotation of the screw rod, and stability is ensured through the limiting column and the limiting groove.
Through the use of this tooling, the elevation of the manhole structure can be accurately adjusted, the accuracy of the structural elevation can be ensured, the disassembly and assembly are convenient, the maintenance cost is low, and the structure is simple, which improves reliability.
Smart Images
Figure CN222886835U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the field of construction, in particular to a lifting and adjustable tool for the end of a formwork for casting a protective wall. Background Art
[0002] In the construction project of the railway bridge deck, the "three walls" are important components. The "three walls" respectively refer to Wall A, Wall B and the protective wall, which are mainly used to prevent damage to the main structure of the bridge caused by external factors such as accidental impact and wind load, and also play the role of railway guard rails; as the last line of defense in the high-speed rail three-wall system, the protective wall has excellent protection functions. It can resist the erosion of natural factors such as sand, wind and rain in the external environment, and protect the track and train from damage; at the same time, the protective wall also has a certain sound insulation effect; in the construction of the traditional protective wall structure, the end formwork is designed as a fixed and non-adjustable sealing plate. During the construction of the manhole, the end of the formwork is placed on the beam surface for construction operations, but the unevenness of the beam surface will cause deviation in the elevation of the manhole structure. Content of the Utility Model
[0003] The utility model relates to a lifting and adjustable tool for the end of a formwork for casting a protective wall. By adjusting the upper and lower positions of the horizontal frame plate, the designed elevation of the manhole structure after forming can be adjusted to ensure the accuracy of the structure elevation; the structure of the whole adjustable tool is simple, easy to disassemble and assemble, low in maintenance cost and high in reliability.
[0004] The technical solution of the utility model is as follows:
[0005] A lifting and adjustable tool for the end of a formwork for casting a protective wall, comprising an upper end-sealing plate and a lower end-sealing plate which are fixed at the end of the formwork and arranged vertically, and the lower end-sealing plate is located on the side of the upper end-sealing plate away from the formwork; a movable horizontal frame plate is arranged between the lower end of the upper end-sealing plate and the upper end of the lower end-sealing plate, and the side projections of the upper end-sealing plate, the lower end-sealing plate and the horizontal frame plate are in a stepped shape; a lead screw is arranged in the middle of the horizontal frame plate, a fixed platform is arranged on the side of the upper end-sealing plate, the upper side of the lead screw is in threaded connection with the fixed platform, and a fastening nut is arranged on the side of the fixed platform away from the lower end-sealing plate.
[0006] Wherein, a limiting column is arranged on the connection side of the horizontal frame plate and the lower end-sealing plate, a limiting groove corresponding to the limiting column is arranged at the top of the lower end-sealing plate, and the width of the limiting groove is equal to or slightly larger than the diameter of the limiting column.
[0007] Wherein, the horizontal frame plate is a cuboid with a shell removed in the upper end direction, and a connection frame hinged with the lead screw is arranged at the upper end of the horizontal frame plate.
[0008] Wherein, a ring-shaped adjusting ring is fixedly arranged at the top end of the lead screw, and the axis of the adjusting ring is perpendicular to the axis of the lead screw.
[0009] Wherein, a reinforcing rib is arranged at the lower end of the fixed table. The reinforcing rib includes a horizontal supporting rod and an inclined strut which is inclined. The supporting rod, the inclined strut and the upper sealing end plate form a right triangle supporting structure.
[0010] Wherein, the included angle θ between the supporting rod and the inclined strut is 45°.
[0011] The utility model has the following beneficial effects:
[0012] 1. Compared with the original tooling for the end of the formwork for pouring the protective wall, by adjusting the upper and lower positions of the horizontal frame plate in the utility model, the design elevation of the manhole structure after forming can be adjusted, ensuring the accuracy of the structural elevation. The whole adjustable tooling is convenient to disassemble and assemble and has a low maintenance cost.
[0013] 2. In the utility model, the rotation of the lead screw is converted into the up and down movement of the horizontal frame plate, with precise adjustment and a simple structure; an adjusting ring is arranged at the top end of the lead screw, and a round tube can be inserted into the adjusting ring and the lead screw can be rotated, which is labor-saving and simple to operate; after the up and down height adjustment of the horizontal frame plate is completed, the lead screw can be locked by a fastening nut, and the reliability is significantly improved.
[0014] 3. The limit posts and limit grooves in the utility model can improve the stability of the movement of the horizontal frame plate, enabling the horizontal frame plate to only move up and down and preventing it from being laterally displaced.
[0015] 4. The fixed table in the utility model bears the downward pulling force of the lead screw. The reinforcing rib arranged at the bottom of the fixed table can improve the strength of the fixed table, preventing the fixed table from being bent and deformed when the horizontal frame plate is adjusted; the reinforcing rib is welded by L-shaped steel, with high strength and convenient material selection.
[0016] 5. The reinforcing rib and the upper sealing end plate in the utility model form a right triangle structure, with high structural strength; and the included angle between the supporting rod and the inclined strut is 45°. Under the condition of saving space, the vertical force can be transferred to the axial direction of the inclined strut to the maximum extent, and the anti-deformation ability is significantly improved. Description of the Drawings
[0017] Figure 1 is a schematic diagram of the utility model;
[0018] Figure 2 is the utility model Figure 1 an enlarged view of the circled part;
[0019] Figure 3 is a side view of the utility model;
[0020] Figure 4 is a schematic diagram of the assembled tooling of the utility model and the formwork.
[0021] The reference signs in the figures are shown as follows:
[0022] 1 - upper end plate, 2 - lower end plate, 3 - horizontal frame plate, 4 - lead screw, 5 - fixed platform, 6 - fastening nut, 7 - limit post, 8 - limit groove, 9 - connecting frame, 10 - adjusting ring, 11 - reinforcing rib, 111 - supporting rod, 112 - diagonal brace rod. Detailed implementation manners
[0023] The present utility model will be described in detail below in conjunction with the accompanying drawings and specific embodiments.
[0024] Refer to Figures 1 to 3 , a lifting and adjusting tool for the end of a formwork for pouring a protective wall, comprising an upper end plate 1 and a lower end plate 2 which are fixed at the end of the formwork and arranged vertically, and the lower end plate 2 is located on the side of the upper end plate 1 away from the formwork; a movable horizontal frame plate 3 is arranged between the lower end of the upper end plate 1 and the upper end of the lower end plate 2, and the side projections of the upper end plate 1, the lower end plate 2 and the horizontal frame plate 3 are in a stepped shape; a lead screw 4 is arranged in the middle of the horizontal frame plate 3, the horizontal frame plate 3 is a cuboid with a shell removed in the upper end direction, and a connecting frame 9 hinged to the lead screw 4 is arranged at the upper end of the horizontal frame plate 3; a fixed platform 5 is arranged on the side of the upper end plate 1, the upper side of the lead screw 4 is threadedly connected to the fixed platform 5, and a fastening nut 6 is arranged on the side of the fixed platform 5 away from the lower end plate 2. After the height of the horizontal frame plate 3 is adjusted by the lead screw 4, the lead screw 4 is locked by the fastening nut 6 to prevent the lead screw 4 from loosening; by adjusting the horizontal frame plate 3 up and down, the design elevation of the manhole structure after forming can be adjusted, and the accuracy of the structural elevation can be ensured.
[0025] Further, a limit post 7 is arranged on the connecting side of the horizontal frame plate 3 and the lower end plate 2, and a limit groove 8 corresponding to the limit post 7 is arranged at the top of the lower end plate 2, and the width of the limit groove 8 is equal to or slightly larger than the diameter of the limit post 7; the limit post 7 and the limit groove 8 can improve the stability of the movement of the horizontal frame plate 3, so that the horizontal frame plate 3 can only move up and down to avoid lateral misalignment.
[0026] Further, a circular adjusting ring 10 is fixedly arranged at the top of the lead screw 4, and the axis of the adjusting ring 10 is perpendicular to the axis of the lead screw 4; when it is necessary to rotate the lead screw 4, a round tube can be inserted into the adjusting ring 10 and the lead screw 4 can be rotated, which is labor-saving and simple to operate.
[0027] Further, refer to Figure 3, a reinforcing rib 11 is provided at the lower end of the fixed table 5. The reinforcing rib 11 includes a horizontal supporting rod 111 and an inclined strut 112. The supporting rod 111, the inclined strut 112 and the upper sealing end plate 1 form a right-angled triangle support structure. The reinforcing rib 11 can enhance the strength of the fixed table 5 and prevent the fixed table 5 from bending and deforming when the horizontal frame plate 3 is adjusted. The reinforcing rib 11 is welded by an L-shaped steel section, which has high strength and convenient material selection. The included angle θ between the supporting rod 111 and the inclined strut 112 is 45°. Under the condition of saving space, the vertical force can be transferred to the axial direction of the inclined strut 112 to the greatest extent, and the anti-deformation ability is significantly improved.
[0028] The working principle of the present utility model:
[0029] See Figure 4 , after the main formwork of the protective wall is erected, when it is necessary to pour the manhole position, a liftable and adjustable tooling needs to be set at the end of the formwork. First, the upper sealing end plate 1 and the lower sealing end plate 2 are fixed on the side of the formwork, and the horizontal frame plate 3 is placed between the upper sealing end plate 1 and the lower sealing end plate 2. The lead screw 4 on the horizontal frame plate 3 is threadedly connected to the fixed table 5 on the upper sealing end plate 1. Adjust the lead screw 4 to make the height of the horizontal frame plate 3 consistent with the elevation of the manhole structure, and then lock the lead screw 4 with the fastening nut 6. After the pouring is completed, rotate the lead screw 4 to demold the horizontal frame plate 3 from the casting body. Then, the liftable and adjustable tooling and the formwork are integrally transferred to the next pouring station and poured in sequence.
[0030] The above are only the embodiments of the present utility model, and do not limit the patent scope of the present utility model accordingly. Any equivalent structure or equivalent process transformation made by using the content of the specification and drawings of the present utility model, or directly or indirectly applied to other related technical fields, shall be equally included in the patent protection scope of the present utility model.
Claims
1. A protective wall casting template end can be raised and lowered, characterized in that: The invention comprises an upper end plate (1) and a lower end plate (2) which are fixed to the end of the template and arranged in an upper and lower manner, wherein the lower end plate (2) is located on a side of the upper end plate (1) away from the template; a movable horizontal frame plate (3) is arranged between the lower end of the upper end plate (1) and the upper end of the lower end plate (2); the side projections of the upper end plate (1), the lower end plate (2) and the horizontal frame plate (3) are in a stepped shape; a threaded rod (4) is arranged in the middle of the horizontal frame plate (3); a fixed platform (5) is arranged on the side of the upper end plate (1); the upper side of the threaded rod (4) is threadedly connected to the fixed platform (5); and a fastening nut (6) is arranged on the side of the fixed platform (5) away from the lower end plate (2).
2. The protective wall casting template end lifting and adjusting tool as claimed in claim 1, characterized in that: The horizontal frame plate (3) is provided with a limiting column (7) on the connection side between the horizontal frame plate (3) and the lower end plate (2); the top end of the lower end plate (2) is provided with a limiting groove (8) corresponding to the limiting column (7); the width of the limiting groove (8) is equal to or slightly larger than the diameter of the limiting column (7).
3. The protective wall casting template end lifting and adjusting tool as claimed in claim 2, characterized in that: The horizontal frame plate (3) is a rectangular parallelepiped with a shell drawn in the upper direction. The upper end of the horizontal frame plate (3) is provided with a connecting frame (9) hinged to the screw rod (4).
4. The protective wall casting template end lifting and adjusting tool as claimed in claim 1, characterized in that: An annular adjustment ring (10) is fixedly provided at the top end of the screw rod (4), and the axis of the adjustment ring (10) is perpendicular to the axis of the screw rod (4).
5. The protective wall casting template end lifting and adjusting tool as claimed in claim 1, characterized in that: A reinforcing rib (11) is provided at the lower end of the fixed platform (5), and the reinforcing rib (11) comprises a horizontal supporting rod (111) and a diagonal supporting rod (112); the supporting rod (111), the diagonal supporting rod (112) and the upper end plate (1) form a right-angled triangle supporting structure.
6. The protective wall casting template end lifting and adjusting tool as claimed in claim 5, characterized in that: The included angle θ between the supporting rod (111) and the diagonal support rod (112) is 45°.