High big basic wall form unilateral bearing structure
Technical Field
The utility model relates to a building supporting scaffold field especially relates to big basic wall form unilateral bearing structure.
Background
With the rapid development of building engineering technology and the continuous increase of the investment of the infrastructure in China, a large number of high-difficulty projects are invested, and a large number of foundation pit foundation projects are required to be constructed, so that a large number of high and large foundation walls are required to be poured, the high and large foundation walls are required to be supported and used by templates, the thickness of the high and large foundation walls is generally large, and high requirements are provided for the rigidity and the stability of the templates on one side.
In the prior art, a unilateral steel formwork system is generally assembled by steel pipes, channel steel and profile steel in a dispersing way or assembled by combining profile steel supports, so that a large amount of labor is required to be input for repeated disassembly, the efficiency is low, the material turnover input is large, and the stability and the firmness are difficult to meet the requirements. And most template structures need to be hoisted by a crane for multiple times during disassembly and assembly, the vertical transportation quantity is large, the efficiency is low, the requirement of parallel construction according to the flow of the tunnel sections is difficult to meet, and the construction safety is difficult to guarantee. The existing movable steel support system has the defects of complex structure, inconvenient operation, heavier support system and higher manufacturing cost.
SUMMERY OF THE UTILITY MODEL
The utility model discloses high big basic wall form unilateral bearing structure.
The technical problem to be solved is that: the existing unilateral support for the wall body template needs to be repeatedly assembled, so that the efficiency is low.
In order to solve the technical problem, the utility model discloses up to basic wall form unilateral bearing structure adopts following scheme.
The high and large foundation wall formwork single-side supporting structure comprises a plurality of formworks and a framework for supporting the formworks, wherein the formworks are connected to a keel structure, the keel structure provides support for the formworks and assembles the formworks into a whole; the keel structure of the supporting template is arranged on one side of the frame through a plurality of fine perpendicularity adjusting structures, and the length of each fine perpendicularity adjusting structure can be adjusted so as to adjust the installation angle of the keel structure on the frame; a verticality coarse adjustment structure is arranged between the bottom of the frame and the ground, and the elevation of the verticality coarse adjustment structure can be adjusted and is used for changing the inclination angle of the frame;
the fine adjustment structure for the verticality comprises a double-headed screw and mounting seats, the two mounting seats are respectively mounted on a frame and a keel structure, two ends of the double-headed screw are respectively in threaded connection with the mounting seats, and the rotating directions of threads at two ends of the double-headed screw are opposite.
Preferably, a guide rail is arranged on the ground along the extending direction of the wall, and the bottom of the template attaching frame is movably arranged on the guide rail through a roller.
Preferably, the bottom of the frame is provided with a plurality of mounting rods which are parallel to each other and vertical to the extending direction of the guide rail, and the mounting rods are provided with rollers; the mounting rod is connected with the frame in a sliding mode, and the mounting rod supports the frame and can slide and be fixed on the frame along the axis of the mounting rod.
Preferably, the middle of the double-end screw is fixed with a hand-operated wheel.
Preferably, the verticality coarse adjustment structure comprises a plurality of top bracing devices, and the top bracing devices are arranged at the bottom of one side, opposite to the template, of the frame at intervals.
Preferably, the jacking device is a jack, and the bottom of the jack presses the top jacking frame on the ground.
Preferably, the keel structure includes with hang down straightness accurate adjustment structural connection's main joist and install the secondary joist on the main joist, the template sets up on the secondary joist.
Preferably, the template is an aluminum alloy template.
The utility model discloses big basic wall form unilateral bearing structure compares with prior art, has following beneficial effect:
the frame with the adjustable inclination angle is arranged on the ground, a verticality coarse adjustment structure is arranged between the frame and the ground for adjustment, and the inclination angle of the whole frame is adjusted through elevation of the verticality coarse adjustment structure. Then install keel structure on the frame, the template is installed on keel structure. Wherein the keel structure is connected with the frame through a verticality fine adjustment structure. Specifically, the fine adjustment structure for perpendicularity is two mounting seats which are respectively mounted on the frame and the keel structure, the double-threaded screw is mounted in the mounting seats in a threaded manner, and the rotating directions of threads at two ends of the double-threaded screw are opposite. The distance between the installation seats at the two ends of the screw rod can be adjusted by rotating the double-head screw rod, and the distance between the frame and the keel structure can be adjusted. Different heights, the straightness accurate adjustment structure that hangs down of different positions adjusts actual conditions as required and rotates double threaded screw, can adjust distance and every single move angle, inclination of keel structure on the frame.
Through the technical scheme, the keel structure is installed by utilizing the whole frame, the keel structure is utilized to support the template, and when the angle of the template needs to be adjusted, the inclination angle of the frame can be changed by adjusting the elevation through the verticality coarse adjustment structure at the bottom of the frame, so that the angle of the whole frame, the keel structure on the frame and the template can be changed. When the angle of the template and the distance between the template and the wall surface need to be accurately adjusted, a plurality of verticality fine adjustment structures of the connecting frame and the keel structure can be utilized for adjustment. The distance between the point keel structure and the frame can be adjusted by changing the length of the verticality gold bar structure.
Drawings
FIG. 1 is a schematic structural view of a single-side supporting structure of a high and large foundation wall form of the present invention;
fig. 2 is a schematic diagram of a template verticality fine-tuning structure.
Description of reference numerals:
1. a template;
2. a secondary keel;
3. a main keel;
4. a frame, 4a cross bars and 4b vertical bars;
5. a perpendicularity coarse adjustment structure;
6. the device comprises a verticality fine adjustment structure, a mounting seat 6a, a double-head screw 6b and a hand-operated wheel 6 c;
7. a roller;
8. mounting a rod;
9. a track.
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.
In the present invention, unless otherwise specified, the use of directional terms such as "upper, lower, left, and right" generally means upper, lower, left, and right as illustrated with reference to fig. 1; "inner and outer" refer to the inner and outer relative to the profile of the components themselves. The present invention will be described in detail with reference to the accompanying drawings in conjunction with embodiments.
In order to solve the current problem that need assemble the inefficiency repeatedly to wall form 1's unilateral support, the utility model provides a 1 unilateral bearing structure of template of big basic wall body of height, as shown in fig. 1 and fig. 2.
The high and large foundation wall formwork single-side supporting structure comprises a formwork 1 attaching frame 4 and a plurality of formworks 1, wherein the formworks 1 are connected to a keel structure, the keel structure provides support for the formworks 1 and assembles the formworks 1 into a whole; the keel of the supporting template 1 is arranged on one side of the frame 4 through a plurality of fine perpendicularity adjusting structures 6, and the length of each fine perpendicularity adjusting structure 6 can be adjusted so as to adjust the installation angle of the template 1 on the frame 4; a verticality coarse adjustment structure 5 is arranged between the bottom of the frame 4 and the ground, and the elevation of the verticality coarse adjustment structure 5 can be adjusted to further change the inclination angle of the frame 4;
the fine adjustment structure 6 for perpendicularity comprises a double-threaded screw 6b and mounting seats 6a, the two mounting seats 6a are respectively mounted on the frame 4 and the keel structure, two ends of the double-threaded screw 6b are respectively in threaded connection with the mounting seats 6a, and the threads at two ends of the double-threaded screw 6b are opposite in rotation direction.
Specifically, the frame 4 is a firm metal structure assembled by a plurality of vertical bars 4b and cross bars 4 a. Should have sufficient strength and resistance to deformation to support the keel structure and form 1. Wherein the template 1 is preferably an aluminum alloy template 1. The keel structure comprises a main keel 3 and a secondary keel 2, wherein the main keel 3 is connected with the frame 4 through a verticality fine adjustment structure 6. Preferably, in the plurality of fine adjustment structures 6 for verticality, except for the four fine adjustment structures 6 for verticality arranged at the four corners, the double-headed screws 6b of the other fine adjustment structures 6 for verticality can be replaced by polished rods, the two corresponding mounting seats 6a are provided with mounting holes, and the polished rods are inserted into the mounting holes and are in clearance fit with the mounting holes. It is further preferred that a set screw is provided on the side of the mounting seat 6a to lock the polish rod in the mounting hole.
In order to facilitate the transfer of the field, a guide rail is arranged on the ground along the extending direction of the wall, and the bottom of the template 1 attached to the frame 4 is movably arranged on the guide rail through a roller 7.
Meanwhile, in order to adjust the distance between the frame 4 and the wall surface and further adjust the position of the template 1, a plurality of mounting rods 8 which are parallel to each other and vertical to the extending direction of the guide rail are mounted at the bottom of the frame 4, and rollers 7 are arranged on the mounting rods 8; the mounting rod 8 is arranged on the frame 4 in a sliding way, and the mounting rod 8 can slide on the frame 4 along the axis of the mounting rod 8 and is fixed. As shown in fig. 1, the mounting bar 8 with the rollers 7 mounted thereon is also not understood on the premise that the guide rails 9 are not moved, but the mounting bar 8 is slidably connected with the frame 4 so that the frame 4 can slide in the left-right direction in fig. 1. Thereby adjusting the distance between the form 1 and the wall surface.
In order to facilitate the rotation of the double-end screw 6b, a hand-operated wheel 6c is fixed in the middle of the double-end screw 6b.
The verticality coarse adjustment structure 5 comprises a plurality of top bracing devices, and the top bracing devices are arranged at the bottom of one side, opposite to the template 1, of the frame 4 at intervals. The jacking device is a jack, and the bottom of the jack is pressed on the top jacking frame 4 on the ground. Specifically, as shown in fig. 1, when the jack is braced upward, the right-side roller 7 is lifted, and the entire frame 4 rotates counterclockwise about the left-side roller 7.
The above-mentioned embodiments are only for describing the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art without departing from the design spirit of the present invention should fall into the protection scope defined by the claims of the present invention.