CN210308392U - Tool for controlling height of concrete surface - Google Patents
Tool for controlling height of concrete surface Download PDFInfo
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- CN210308392U CN210308392U CN201920668588.6U CN201920668588U CN210308392U CN 210308392 U CN210308392 U CN 210308392U CN 201920668588 U CN201920668588 U CN 201920668588U CN 210308392 U CN210308392 U CN 210308392U
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Abstract
The utility model discloses a tool for controlling the surface height of concrete, which comprises a girder arranged in the longitudinal direction of precast concrete top row steel bars, two groups of inclined struts respectively connected with the two ends of the girder, a connecting rod connected between the inclined struts of each group, and a positioning sleeve connected below the connecting rod; the positioning sleeve is detachably connected with the connecting rod through a positioning vertical rod; the bottom end part of each inclined strut is connected with a supporting leg which is an arc-shaped plate, the opening of the supporting leg is downward, and the arc-shaped opening of the supporting leg is tightly attached to a top row of steel bars of concrete to be poured. The utility model can effectively and conveniently control the surface height of the concrete during pouring through the arrangement of the positioning sleeve, and is suitable for concrete pouring with different thicknesses through the adjustment and matching of the positioning sleeve and the positioning vertical rod; the utility model discloses the setting of well supporting legs can hug closely the row's of going up reinforcing bar, plays and supports fixed effect, and the supporting legs has increased holistic lifting surface for the plate, does benefit to control tool's even atress.
Description
Technical Field
The utility model relates to a concrete construction technical field, in particular to instrument of control concrete surface height.
Background
With the implementation of engineering projects such as construction engineering, municipal engineering, tunnel engineering and the like, reinforced concrete members are mostly applied in the construction process of each project, and the reinforced concrete is divided into a prefabrication form and a cast-in-place form, but the control of the height of concrete outside a reinforcing steel bar is a key point and a difficult point of pouring in cast-in-place or prefabrication manufacturing, and the link is related to whether the dimension of the member can meet the design requirement; the conventional method for controlling the height of the surface of the concrete is mainly to set positioning steel bars or PVC pipes with marks, and the elevation is ensured by adopting a line-prevention measuring mode in some cases, the methods are often inconvenient to apply on site, difficult to realize fine adjustment during pouring, unfavorable for repeated and batch application and labor-consuming, so that a tool which is easy to operate, can be finely adjusted and can be recycled is required to be provided for controlling the height of the surface of the concrete.
SUMMERY OF THE UTILITY MODEL
The utility model provides a control concrete surface height's instrument for reinforced concrete component concrete surface height's control and the used repeatedly's of control instrument when the high fine setting of surface or change when scene or prefabricated pouring technical problem.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a tool for controlling the surface height of concrete comprises a main beam arranged above the length direction of a precast concrete top row reinforcing steel bar, two groups of inclined struts respectively connected to two ends of the main beam, a connecting rod connected between each group of inclined struts and a positioning sleeve connected below the connecting rod; the positioning sleeve is connected with the connecting rod through a positioning vertical rod, the height of the positioning sleeve on the positioning vertical rod can be adjusted, and the positioning sleeve and the positioning vertical rod are detachably connected; the height from the elevation of the bottom end of the positioning sleeve to the height of the top row of steel bars is suitable for the thickness of precast concrete.
Each group of inclined struts comprises two inclined struts which are respectively and symmetrically connected to two sides of the cross section of the main beam, the included angle of the two inclined struts is an acute angle, and the connecting line of the bottom ends of the two inclined struts is vertical to the main beam.
The bottom end part of each inclined strut is connected with a supporting leg which is an arc-shaped plate, the opening of the supporting leg is downward, and the arc-shaped opening of the supporting leg is tightly attached to a top row of steel bars of concrete to be poured.
The long direction of the connecting rod is vertical to the main beam; the lower part of the connecting rod is connected with at least one vertical positioning vertical rod.
The outer surface of the positioning vertical rod is provided with a rotating thread, and/or the outer surface of the positioning vertical rod is provided with scales.
The bottom end part of the positioning sleeve is parallel to the length direction of the steel bar, and the inner surface of the positioning sleeve is provided with threads correspondingly connected with the positioning vertical rods.
Still include that every group bracing sets up at girder length to the interval, connecting rod, location sleeve and the supporting legs between every group bracing correspond the setting.
The two or more main beams are arranged side by side, and a vertical reinforcing rod is connected between every two adjacent main beams; the main beam is connected with the inclined strut, the connecting rod, the positioning sleeve and the supporting leg which are arranged together.
The beneficial effects of the utility model are embodied in:
1) the utility model can effectively and conveniently control the surface height of the concrete during pouring through the arrangement of the positioning sleeve, and can adjust the upper and lower heights of the positioning sleeve during actual use through the matching of the positioning sleeve and the positioning vertical rod, thereby adapting to concrete pouring with different thicknesses;
2) the utility model can provide a connecting support for the positioning vertical rod and the positioning sleeve through the arranged main beam and the inclined strut, and the number, the distribution position and the like of the main beam and the inclined strut can be prefabricated and adjusted according to the actual steel bar distribution, thereby being convenient for construction and application;
3) the supporting legs of the utility model can be arranged to closely attach to the upper row of steel bars, thereby playing the role of supporting and fixing, and the supporting legs increase the whole stress area for the plate, thus being beneficial to the uniform stress of the control tool;
each component of the utility model can be installed and manufactured on site, is easy to operate and apply, and can be recycled for a plurality of times in the application process, other characteristics and advantages of the utility model will be explained in the following description, and become obvious from the description partially, or be understood by implementing the utility model; the primary objects and other advantages of the invention may be realized and attained by the structure particularly pointed out in the written description.
Drawings
FIG. 1 is a perspective view of a tool for controlling the elevation of a concrete surface.
Reference numerals: 1-main beam, 2-inclined strut, 3-connecting rod, 4-positioning sleeve, 5-positioning vertical rod and 6-supporting foot.
Detailed Description
As shown in fig. 1, a tool for controlling the height of a concrete surface, which has a length of 300mm and a height of 200mm, comprises a main beam 1 arranged in the longitudinal direction of a precast concrete top row of steel bars, two groups of inclined struts 2 respectively connected to two ends of the main beam 1, a connecting rod 3 connected between each group of inclined struts 2, and a positioning sleeve 4 connected below the connecting rod 3; the main beam 1 is made of steel pipes or section steel, the inclined strut 2 is welded or sleeved with the main beam 1, if the main beam is welded, a steel component is adopted, if the main beam is sleeved, a steel or PVC material with a hoop is adopted, the main principle and basis of connection or material selection of the main beam and the steel or PVC material are that the main beam can bear and fixedly connect the positioning sleeve 4, and deformation is avoided due to external force when concrete is poured.
In this embodiment, each group of inclined struts 2 comprises two inclined struts 2, which are symmetrically connected to two sides of the cross section of the main beam 1, respectively, an included angle between the two inclined struts 2 is an acute angle, and a connecting line of bottom ends of the two inclined struts is perpendicular to the main beam 1; the bottom end part of each inclined strut 2 is connected with a supporting leg 6, the supporting leg 6 is a semicircular steel plate with the diameter of 40mm, the opening is downward, and the arc-shaped opening of the supporting leg 6 is tightly attached to a top row of steel bars of concrete to be poured.
In the embodiment, the positioning sleeve 4 is connected with the connecting rod 3 through the positioning vertical rod 5, the positioning sleeve 4 is a steel cylindrical sleeve, a rotating thread is arranged in the sleeve, the positioning vertical rod 5 is a steel round pipe with a thread on the outer side, and the positioning sleeve 4 is arranged on the positioning vertical rod 5, can adjust the height and is detachably connected with the positioning vertical rod 5; wherein sleeve or location montant 5 also can adopt the stereoplasm PVC pipe to make, and location montant 5 surface still can be provided with the scale, and its main effect is the height adjustment when demarcating concrete surface elevation and fine setting reply pouring.
In this embodiment, the longitudinal direction of the connecting rod 3 is perpendicular to the main beam 1; a vertical positioning vertical rod 5 is welded at the lower part 3 of the connecting rod; when the height marking and the flatness control of the concrete surface are strict, the number of the positioning vertical rods 5 and the positioning sleeves 4 can be increased to meet the requirements; when the main beam 1 is long, the inclined struts 2 can be added, each group of inclined struts 2 is arranged at intervals in the length direction of the main beam 1, and the connecting rods 3, the positioning sleeves 4 and the supporting legs 6 among the inclined struts 2 are correspondingly arranged; if the pouring work amount is large, a plurality of main beams 1 can be arranged, two or more main beams 1 are arranged side by side, and a vertical reinforcing rod is connected between every two adjacent main beams 1; the main beam 1 is connected with an inclined strut 2, a connecting rod 3, a positioning sleeve 4 and a supporting foot 6 which are arranged together; wherein, the reinforcing rod is a steel rod or a PVC pipe.
The above description is only for the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be considered by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention.
Claims (8)
1. A tool for controlling the surface height of concrete is characterized by comprising a main beam (1) arranged above the length direction of a row of pre-cast concrete top reinforcing steel bars, two groups of inclined struts (2) respectively connected to two ends of the main beam (1), a connecting rod (3) connected between each group of inclined struts (2), and a positioning sleeve (4) connected below the connecting rod (3); the positioning sleeve (4) is connected with the connecting rod (3) through a positioning vertical rod (5), the positioning sleeve (4) is arranged on the positioning vertical rod (5), the height of the positioning sleeve can be adjusted, and the positioning sleeve and the positioning vertical rod are detachably connected; the height of the bottom end elevation of the positioning sleeve (4) to the top row of steel bars is adapted to the thickness of the precast concrete.
2. A tool for controlling the height of a concrete surface according to claim 1, wherein each set of diagonal braces (2) comprises two diagonal braces (2) symmetrically connected to two sides of the cross section of the main beam (1), the included angle between the two diagonal braces (2) is an acute angle, and the connecting line of the bottom ends of the two diagonal braces is vertical to the main beam (1).
3. A tool for controlling the height of a concrete surface according to claim 2, wherein a support foot (6) is connected to the bottom end of each diagonal brace (2), the support foot (6) is an arc-shaped plate member with a downward opening, and the arc-shaped opening of the support foot (6) is closely attached to the top row of steel bars of the concrete to be poured.
4. A tool for controlling the height of a concrete surface according to claim 1 or 2, characterized in that the longitudinal direction of the connecting rod (3) is perpendicular to the main beam (1); the lower part of the connecting rod (3) is at least connected with a vertical positioning vertical rod (5).
5. A tool for controlling the height of a concrete surface according to claim 4, characterized in that the outer surface of the positioning post (5) is provided with a rotating thread and/or the outer surface of the positioning post (5) is provided with a scale.
6. The tool for controlling the height of the concrete surface as claimed in claim 1, wherein the bottom end of the positioning sleeve (4) is parallel to the longitudinal direction of the steel bar, and the inner surface of the positioning sleeve (4) is provided with a thread correspondingly connected with the positioning vertical rod (5).
7. The tool for controlling the height of the concrete surface is characterized in that each group of inclined struts (2) is arranged at intervals in the length direction of the main beam (1), and a connecting rod (3), a positioning sleeve (4) and a supporting foot (6) between each group of inclined struts (2) are correspondingly arranged.
8. A tool for controlling the height of a concrete surface according to claim 1 or 2, wherein two or more main beams (1) are arranged side by side, and vertical reinforcing rods are connected between adjacent main beams (1); the main beam (1) is connected with an inclined strut (2), a connecting rod (3), a positioning sleeve (4) and a supporting leg (6) which are arranged together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920668588.6U CN210308392U (en) | 2019-05-10 | 2019-05-10 | Tool for controlling height of concrete surface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920668588.6U CN210308392U (en) | 2019-05-10 | 2019-05-10 | Tool for controlling height of concrete surface |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210308392U true CN210308392U (en) | 2020-04-14 |
Family
ID=70138133
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920668588.6U Active CN210308392U (en) | 2019-05-10 | 2019-05-10 | Tool for controlling height of concrete surface |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210308392U (en) |
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2019
- 2019-05-10 CN CN201920668588.6U patent/CN210308392U/en active Active
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