Steel formwork trolley for tunnel inner wall concrete lining construction

Abstract

The utility model discloses a steel formwork trolley for tunnel inner wall concrete lining construction, which comprises a bottom plate, a stand column, a transverse plate, a top plate, a vault, a platform lifting mechanism and a feeding and discharging mechanism, the platform lifting mechanism comprises a fixed frame, a threaded rod, a driving motor, a guide rod, a movable plate, a support, a hydraulic rod, a clamping plate, a construction table and an extension insertion plate, the feeding and discharging mechanism comprises a connecting plate, a vertical base, a rotating shaft, a rotating motor and a lifting belt. The movable plate can be driven to ascend and descend by starting the driving motor, so that the construction table which is connected through extension of the extension insertion plate is conveniently driven to automatically and integrally ascend and descend to meet construction requirements of different heights; the lifting belt can be driven to be wound and unwound by starting the rotating motor, and therefore materials can be conveniently driven to automatically ascend and descend so as to assist follow-up construction.

Description

Technical Field

[0001] The utility model belongs to the technical field of steel formwork trolleys, in particular to a steel formwork trolley used for the construction of concrete lining of the inner wall of a tunnel. Background Art

[0002] The steel formwork trolley is a special equipment designed and manufactured to improve the surface finish of tunnel concrete and the progress of concrete pouring, and to reduce labor intensity. It not only improves construction efficiency, but also greatly improves the quality of concrete pouring, while also saving costs and improving the mechanization level of tunnel construction.

[0003] At present, the steel formwork trolley for the construction of concrete lining of the inner wall of the tunnel needs to be set up by the staff before the subsequent work can be carried out on the construction platform. However, the traditional steel formwork trolley construction platform is mostly fixed with a steel frame, which is inconvenient to automatically lift the whole according to the construction requirements, and it is inconvenient to adjust the extension of the construction platform according to the construction progress. It is also inconvenient to set up an automatic loading and unloading structure to assist the erection of the top steel formwork. Therefore, there is an urgent need for a steel formwork trolley for the construction of concrete lining of the inner wall of the tunnel to solve the above problems. Utility Model Content

[0004] The technical problem to be solved by the utility model is that the traditional steel formwork trolley for tunnel inner wall concrete lining construction is inconvenient to automatically lift the construction platform as a whole according to construction requirements, and it is also inconvenient to set up an automatic loading and unloading structure to provide assistance for the erection of the top steel formwork.

[0005] In order to achieve the above functions, the technical solution adopted by the utility model is as follows: a steel formwork trolley used for tunnel inner wall concrete lining construction, including a base plate and columns fixedly arranged on the base plate, a cross plate is bolted fixedly connected between two groups of the columns, a top plate is fixedly connected to the top of the columns, an arch is fixedly arranged on the top plate, a platform lifting mechanism is also included, the platform lifting mechanism is arranged on the base plate, and a loading and unloading mechanism is also included, the loading and unloading mechanism is arranged on the platform lifting mechanism.

[0006] In order to smoothly realize the purpose of convenient and automated overall lifting of the steel formwork trolley construction platform, the platform lifting mechanism includes a fixed frame plugged and fixed on the bottom plate, a threaded rod rotatably connected between the top wall and the bottom wall of the fixed frame, a driving motor that drives the threaded rod to rotate is fixedly connected to the top wall of the fixed frame, another group of guide rods are fixedly connected between the top wall and the bottom wall of the fixed frame, a movable plate is threadedly connected to the threaded rod, another group of movable plates are slidably arranged on the guide rod, a support is fixedly connected to the movable plate, a hydraulic rod is fixedly provided on the top wall of the support, and a clamping plate is fixedly connected to the telescopic end of the hydraulic rod.

[0007] In order to facilitate the extension and erection of the steel formwork construction platform, a construction platform is provided on the bottom wall of the movable plate, and an extension plug plate is plugged and fixed on the side wall of the construction platform.

[0008] In order to smoothly achieve the purpose of facilitating automated loading and unloading of steel formwork, the loading and unloading mechanism includes a connecting plate fixedly provided on the top of the fixed frame, a stand is fixedly connected to the connecting plate, a rotating shaft is rotatably connected between the two side walls of the stand, a rotating motor is wrapped around the rotating shaft, and a lifting belt is wrapped around the rotating shaft.

[0009] Furthermore, a reinforcing inclined plate is fixedly connected to the inner wall of the column, and a hook is fixedly provided at the bottom of the lifting belt.

[0010] Wherein, the fixing frame is symmetrically arranged at two ends of the bottom plate, and the lifting belt is symmetrically arranged at two ends of the rotating shaft.

[0011] Preferably, the connecting plate is arranged in an L-shape, and the stand is arranged in a U-shape.

[0012] The beneficial effects achieved by the utility model using the above structure are as follows:

[0013] 1. By turning on the driving motor, the movable plate can be driven to rise and fall, thereby facilitating the automatic overall lifting of the construction platform connected by the extension plug plate to meet the construction requirements of different heights;

[0014] 2. By turning on the rotating motor, the lifting belt can be rolled up and unfolded, thereby facilitating the automatic lifting of materials to assist subsequent construction. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the structure of a steel formwork trolley used for tunnel inner wall concrete lining construction proposed in this scheme;

[0016] Figure 2 This is a schematic diagram of the structure of a steel formwork trolley proposed in this scheme for use in tunnel inner wall concrete lining construction from another angle;

[0017] Figure 3 This is a cross-sectional view of a steel formwork trolley used for tunnel inner wall concrete lining construction proposed in this scheme;

[0018] Figure 4 This is a cross-sectional view from another angle of a steel formwork trolley proposed in this scheme for use in tunnel inner wall concrete lining construction.

[0019] Among them, 1. bottom plate; 2. column; 3. horizontal plate; 4. top plate; 5. arch; 6. platform lifting mechanism; 7. loading and unloading mechanism; 8. fixed frame; 9. threaded rod; 10. driving motor; 11. guide rod; 12. moving plate; 13. support; 14. hydraulic rod; 15. clamping plate; 16. construction table; 17. extension plug plate; 18. connecting plate; 19. stand; 20. rotating shaft; 21. rotating motor; 22. lifting belt.

[0020] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0022] like Figure 1-2 As shown, in order to achieve the above functions, the technical solution adopted by the utility model is as follows: a steel formwork trolley for tunnel inner wall concrete lining construction, including a base plate 1, and a column 2 fixedly arranged on the base plate 1, a reinforcing inclined plate fixedly connected to the inner wall of the column 2, a cross plate 3 is bolted fixedly connected between two groups of columns 2, a top plate 4 is fixedly connected to the top of the column 2, a vault 5 is fixedly arranged on the top plate 4, and also includes a platform lifting mechanism 6, the platform lifting mechanism 6 is arranged on the base plate 1, and also includes a loading and unloading mechanism 7, and the loading and unloading mechanism 7 is arranged on the platform lifting mechanism 6.

[0023] like Figure 2-4 As shown, the platform lifting mechanism 6 includes a fixed frame 8 plugged and fixed on the base plate 1, the fixed frame 8 is symmetrically arranged at both ends of the base plate 1, a threaded rod 9 is rotatably connected between the top wall and the bottom wall of the fixed frame 8, and a driving motor 10 for driving the threaded rod 9 to rotate is fixedly connected to the top wall of the fixed frame 8, another group of guide rods 11 are fixedly connected between the top wall and the bottom wall of the fixed frame 8, a movable plate 12 is threadedly connected to the threaded rod 9, another group of movable plates 12 are slidably arranged on the guide rod 11, a support 13 is fixedly connected to the movable plate 12, a hydraulic rod 14 is fixedly provided on the top wall of the support 13, a clamping plate 15 is fixedly connected to the telescopic end of the hydraulic rod 14, a construction platform 16 is provided on the bottom wall of the movable plate 12, and an extension plug plate 17 is plugged and fixed on the side wall of the construction platform 16.

[0024] like Figure 1As shown, the loading and unloading mechanism 7 includes a connecting plate 18 fixedly provided on the top of the fixed frame 8, the connecting plate 18 is arranged in an L shape, a stand 19 is fixedly connected to the connecting plate 18, the stand 19 is arranged in a U shape, a rotating shaft 20 is rotatably connected between the two side walls of the stand 19, a rotating motor 21 is wound around the rotating shaft 20, a lifting belt 22 is wound around the rotating shaft 20, a hook is fixedly provided at the bottom of the lifting belt 22, and the lifting belt 22 is symmetrically arranged at both ends of the rotating shaft 20.

[0025] When in use, the user plugs the fixing frame 8 on the bottom plate 1 to fix the platform lifting mechanism 6 and the loading and unloading mechanism 7 on both ends of the bottom plate 1, places one set of construction platforms 16 on the bottom wall of the support 13, opens the hydraulic rod 14 to extend it and drives the clamping plate 15 to move downward, so that the clamping plate 15 can clamp and fix one set of construction platforms 16 on the bottom wall of the support 13, and then inserts the extension plug plate 17 of another set of construction platforms 16 into the construction platform 16 fixed on the support 13, so that multiple sets of construction platforms can be connected according to construction needs. 16 is extended and installed. When it is installed to the other end of the base plate 1, the last group of construction platforms 16 are also clamped on another group of supports 13. The driving motor 10 is turned on to drive the threaded rod 9 to rotate, and the movable plate 12 moves up and down along the guide rod 11 to adjust the construction height of the construction platform 16. The rotating motor 21 is turned on to drive the rotating shaft 20 to rotate, and the lifting belt 22 is rolled up or unfolded accordingly. The material is fixed on the hook for automatic loading and unloading. The above is the entire use process of the steel formwork trolley used for the concrete lining construction of the inner wall of the tunnel.

[0026] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0027] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

[0028] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. A steel formwork trolley for tunnel inner wall concrete lining construction, comprising a bottom plate and columns fixedly arranged on the bottom plate, a cross plate is bolted and fixedly connected between two groups of the columns, a top plate is fixedly connected to the top of the columns, and a vault is fixedly arranged on the top plate, characterized in that: It also includes a platform lifting mechanism, which is arranged on the bottom plate, and a loading and unloading mechanism, which is arranged on the platform lifting mechanism.

2. A steel formwork trolley for tunnel inner wall concrete lining construction according to claim 1, characterized in that: The platform lifting mechanism includes a fixed frame plugged and fixed on the bottom plate, a threaded rod rotatably connected between the top wall and the bottom wall of the fixed frame, a driving motor fixedly connected to the top wall of the fixed frame for driving the threaded rod to rotate, another group of guide rods fixedly connected between the top wall and the bottom wall of the fixed frame, a movable plate threadedly connected to the threaded rod, another group of movable plates slidingly arranged on the guide rod, a support fixedly connected to the movable plate, a hydraulic rod fixedly arranged on the top wall of the support, and a clamping plate fixedly connected to the telescopic end of the hydraulic rod.

3. A steel formwork trolley for tunnel inner wall concrete lining construction according to claim 2, characterized in that: A construction platform is arranged on the bottom wall of the movable plate, and an extension plug plate is plugged and fixed on the side wall of the construction platform.

4. The steel formwork trolley for tunnel inner wall concrete lining construction according to claim 3 is characterized in that: The loading and unloading mechanism includes a connecting plate fixedly provided on the top of the fixing frame, a stand is fixedly connected to the connecting plate, a rotating shaft is rotatably connected between the two side walls of the stand, a rotating motor is wound around the rotating shaft, and a lifting belt is wound around the rotating shaft.

5. The steel formwork trolley for tunnel inner wall concrete lining construction according to claim 4 is characterized in that: A reinforcing inclined plate is fixedly connected to the inner wall of the column, and a hook is fixedly provided at the bottom of the lifting belt.

6. The steel formwork trolley for tunnel inner wall concrete lining construction according to claim 5 is characterized by: The fixing frames are symmetrically arranged at two ends of the bottom plate, and the lifting belts are symmetrically arranged at two ends of the rotating shaft.

7. A steel formwork trolley for tunnel inner wall concrete lining construction according to claim 6, characterized in that: The connecting plate is arranged in an L shape, and the stand is arranged in a U shape.

Images