Adjustable cast-in-place slab steel bar positioning device and using method thereof

Abstract

The invention relates to the technical field of engineering construction, in particular to an adjustable cast-in-place slab steel bar positioning device and a using method thereof. Comprising two supporting frames capable of rotating relatively; the scale shaft rods are arranged on the supporting frame in a vertically adjustable mode, and scale marks are arranged on the scale shaft rods; and the clamping plates are arranged on the scale shaft rod in a position-adjustable manner and are used for clamping cast-in-place slab reinforcing steel bars. The device has the beneficial effects that the two supporting frames, the scale shaft rod and the multiple clamping plates are arranged, the angle between the two supporting frames is adjusted to be consistent with the angle between cast-in-place slab steel bars in the two directions, and then the positions of the multiple clamping plates are adjusted according to scale marks on the scale shaft rod; the scale shaft rod is adjusted downwards until the clamping plates are attached to the base at the designed position, and then the cast-in-place slab steel bars penetrate through the corresponding clamping plates, so that the cast-in-place slab steel bars in the two directions are positioned and fixed at the same time, the construction quality of floor slab steel bars is improved, the bearing capacity of a structural floor slab is powerfully guaranteed, and the overall construction quality of the structure is improved; the structural potential safety hazard that the stress of the floor slab is influenced by cracks caused by non-uniform floor slab steel bars is reduced.

Description

Technical Field

[0001] The invention relates to the technical field of engineering construction, and in particular to an adjustable cast-in-place slab reinforcement positioning device and a use method thereof. Background Art

[0002] The cast-in-place floor slab reinforcement of the main structure of the construction project is basically bidirectional reinforcement. Bidirectional reinforcement means that there are both force-bearing reinforcement and compression reinforcement in the same cross-section of the component. The bidirectional reinforcement of the cast-in-place slab is to arrange the reinforcement in the X and Y directions. During the construction process, the positioning and spacing control of the slab reinforcement are often a problem that has always plagued the construction site. The positioning and spacing of the floor slab reinforcement are often difficult to control evenly, and further cracks appear in the floor slab structure due to uneven reinforcement, affecting the overall construction quality of the structure.

[0003] Therefore, the present invention provides an adjustable cast-in-place slab reinforcement positioning device and a method for using the same. Summary of the invention

[0004] The purpose of the present invention is to overcome the defects of the prior art and provide an adjustable cast-in-place slab reinforcement positioning device and a method of using the same, so as to solve the problem that it is difficult to position and uniformly control the spacing of the existing slab reinforcement during layout.

[0005] The present invention provides an adjustable cast-in-place slab reinforcement positioning device, and its technical solution is as follows: it comprises: two support frames that can rotate relative to each other; a plurality of scale shafts that can be adjusted up and down on the support frames, and the scale shafts are provided with scale lines; and a plurality of clamping plates that are adjustably arranged on the scale shafts for clamping the cast-in-place slab reinforcement.

[0006] Furthermore, each of the support frames includes: two vertically arranged support rods; the support beam fixedly arranged between the two support rods, the two ends of the support beam being fixedly connected to the corresponding support rods, and the support beam of one support frame is located above the support beam of another support frame.

[0007] Furthermore, it also includes a rotating shaft, which vertically passes through the middle parts of the two supporting beams, and the rotating shaft is rotatably connected to the two supporting beams.

[0008] Furthermore, it also includes a plurality of second fixers, each of the scale shafts on the support frame is provided with four, and two of the scale shafts distributed up and down form a group, and second fixers are fixed at both ends of each scale shaft, and the second fixer at one end is adjustably arranged on the rotating shaft, and the second fixer at the other end is adjustably arranged on the corresponding support rod.

[0009] Furthermore, it also includes: a plurality of connecting rods arranged between the upper and lower scale shafts; a first fixer fixed at both ends of the connecting rods, the first fixer can be slidably mounted on the corresponding scale shaft and corresponds to the scale line, and the clamp is vertically fixed on the corresponding first fixer on the lower side.

[0010] Furthermore, the splint includes: a fixed splint, which is fixed on the corresponding first fixer and has a slide groove; a movable splint, whose upper end can be adjustably arranged in the slide groove of the fixed splint; and an adjuster, which can be rotatably arranged in the slide groove of the fixed splint, and the surface of the adjuster is provided with threads, and the top end of the movable splint is engaged with the threads of the adjuster.

[0011] The present invention also discloses a method for using an adjustable cast-in-place slab steel bar positioning device, which specifically includes the following steps: placing the device at the designed position of the cast-in-place slab; adjusting the angle between the two support frames so that the angle between the two support frames is consistent with the angle of the cast-in-place slab steel bars in two directions of the designed position; adjusting the positions of the plurality of clamps according to the scale lines on the scale shaft so that the positions of the clamps correspond to the positions of the corresponding cast-in-place slab steel bars up and down; adjusting the scale shaft downward so that the scale shaft drives the clamps downward and fits with the base at the designed position; arranging the cast-in-place slab steel bars at the designed position, and passing the cast-in-place slab steel bars through the corresponding clamps.

[0012] Furthermore, the method for adjusting the position of the clamp is as follows: the connecting rod is moved left and right on the scale shaft, and the connecting rod drives the first fixers at both ends to slide on the scale shaft, and the first fixers are aligned with the corresponding scale lines according to the scale lines on the scale shaft, so that the spacing between the two adjacent connecting rods is consistent with the design spacing of the cast-in-place slab steel bars, so that the clamp on the first fixer on the lower side is consistent with the design spacing of the cast-in-place slab steel bars.

[0013] Furthermore, the initial position of the scale shaft is in the middle of the support frame, and the specific steps of adjusting the clamp plate downward are as follows: adjust the second fixture downward so that the second fixture moves downward on the corresponding support rod and the rotating shaft, and the second fixture drives the scale shaft downward, and the scale shaft drives the clamp plate downward through the first fixture and the connecting rod until the lower end of the clamp plate fits with the base at the designed position.

[0014] Furthermore, before laying the cast-in-place slab reinforcement, it is necessary to adjust the spacing between the fixed splint and the movable splint on the splint, and the specific adjustment steps are as follows: rotate the adjuster so that the adjuster drives the movable splint to slide in the slide groove on the fixed splint, so that the spacing between the fixed splint and the movable splint is greater than the diameter of the cast-in-place slab reinforcement.

[0015] Compared with the prior art, the present invention has the following beneficial effects:

[0016] By setting two support frames, a scale shaft and multiple clamps, the angle between the two support frames is adjusted to be consistent with the angle between the cast-in-place slab steel bars in two directions, and then the positions of the multiple clamps are adjusted according to the scale lines on the scale shaft, and the scale shaft is adjusted downward until the clamps are in fit with the base at the designed position, and then the cast-in-place slab steel bars are passed through the corresponding clamps, so that the cast-in-place slab steel bars in two directions are positioned and fixed at the same time, thereby improving the construction quality of the floor slab steel bars, so that the bearing capacity of the structural floor slab is strongly guaranteed, improving the overall construction quality of the structure, and reducing the structural safety hazards caused by cracks caused by uneven floor slab steel bars that affect the bearing capacity of the floor slab. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic structural diagram of the adjustable cast-in-place slab reinforcement positioning device of the present invention.

[0018] Figure 2 It is a schematic diagram of the support frame structure of the adjustable cast-in-place slab reinforcement positioning device of the present invention.

[0019] Figure 3 It is a partial structural schematic diagram of the adjustable cast-in-place slab reinforcement positioning device of the present invention.

[0020] Legend: 1. Support rod; 2. Rotating shaft; 3. Scale shaft; 4. Connecting rod; 5. Clamp; 6. First fixer; 7. Second fixer; 8. Support seat; 9. Support beam; 10. Regulator. DETAILED DESCRIPTION

[0021] The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments.

[0022] See also Figure 1The present invention provides an adjustable cast-in-place slab reinforcement positioning device and a method for using the same, which solves the problem that it is difficult to position and evenly control the spacing of existing slab reinforcement during layout. By setting two support frames, a scale shaft and a plurality of clamps, the angle between the two support frames is adjusted to be consistent with the angle between the cast-in-place slab reinforcements in two directions, and then the positions of the plurality of clamps are adjusted according to the scale lines on the scale shaft, and the scale shaft is adjusted downward until the clamps fit the base at the designed position, and then the cast-in-place slab reinforcements are passed through the corresponding clamps, so that the cast-in-place slab reinforcements in two directions are positioned and fixed at the same time, thereby improving the construction quality of the slab reinforcements, so that the bearing capacity of the structural slab is strongly guaranteed, improving the overall construction quality of the structure, and reducing the structural safety hazards caused by uneven slab reinforcements and cracks that affect the bearing capacity of the slab.

[0023] An adjustable cast-in-place slab reinforcement positioning device and a method of using the same are described below in conjunction with the accompanying drawings.

[0024] See also Figure 1 , showing the structural schematic diagram of the adjustable cast-in-place slab reinforcement positioning device of the present invention. Figure 2 , showing a schematic diagram of the support frame structure of the adjustable cast-in-place slab reinforcement positioning device of the present invention. Figure 3 , showing a partial structural schematic diagram of the adjustable cast-in-place slab reinforcement positioning device of the present invention. Figures 1 to 3 , an adjustable cast-in-place slab steel bar positioning device and a method of using the same are described in the present invention.

[0025] like Figures 1 to 3 As shown, an adjustable cast-in-place slab steel bar positioning device of the present invention comprises: two relatively rotatable support frames; a plurality of scale shafts 3 arranged on the support frames in an adjustable manner, and scale lines are arranged on the scale shafts 3; a plurality of clamping plates 5 for clamping the cast-in-place slab steel bars are adjustable in position on the scale shafts 3. By providing two relatively rotatable support frames, when in use, the two support frames are placed at a certain angle, and after use, the angle between the two support frames is folded to the minimum, thereby reducing the occupied space and making it more convenient to store.

[0026] In a specific embodiment, each of the support frames includes: two vertically arranged support rods 1; the support beam 9 fixedly arranged between the two support rods 1, the two ends of the support beam 9 being fixedly connected to the corresponding support rods 1, and the support beam 9 of one support frame is located above the support beam 9 of another support frame.

[0027] In a specific embodiment, it further includes a rotating shaft 2 , which vertically passes through the middle of the two supporting beams 9 , and the rotating shaft 2 is rotatably connected to the two supporting beams 9 .

[0028] In a specific embodiment, it also includes a plurality of second fixers 7, each of the scale shafts 3 on the support frame is provided with four, and two of the scale shafts 3 distributed up and down form a group, and both ends of each of the scale shafts 3 are fixed with second fixers 7, and the second fixer 7 at one end is adjustably arranged on the rotating shaft 2, and the second fixer 7 at the other end is adjustably arranged on the corresponding support rod 1.

[0029] In a specific embodiment, it also includes: a plurality of connecting rods 4 arranged between the upper and lower scale shafts 3; first fixtures 6 fixedly arranged at both ends of the connecting rods 4, the first fixtures 6 can be slidably mounted on the corresponding scale shafts 3 and correspond to the scale lines, and the clamping plate 5 is vertically fixed on the corresponding first fixtures 6 on the lower side.

[0030] In a specific embodiment, the first fixer 6 includes a first hoop and a first adjusting bolt. The first hoop is slidably mounted on the corresponding scale shaft 3 . The first adjusting bolt is engaged with the first hoop and the end thereof abuts against the scale shaft 3 .

[0031] In a specific embodiment, the second fixer 7 includes a second hoop and a second adjusting bolt, the second hoop can be slidably mounted on the corresponding rotating shaft 2 or the support rod 1, the second adjusting bolt is engaged with the second hoop and the end thereof abuts against the rotating shaft 2 or the support rod 1.

[0032] In a specific embodiment, a support seat 10 is fixedly disposed at the lower end of the rotating shaft 2 and the support rod 1 .

[0033] In a specific embodiment, the clamping plate 5 includes: a fixed clamping plate, which is fixed on the corresponding first fixture 6, and a slide groove is provided on the fixed clamping plate; a movable clamping plate, the upper end of which is provided with a slide groove that can be adjusted in the fixed clamping plate; an adjuster 10, which is rotatably arranged in the slide groove of the fixed clamping plate, and the surface of the adjuster 10 is provided with a spiral thread, and the upper end of the movable clamping plate is engaged with the thread of the adjuster 10. By rotating the adjuster 10, the distance between the movable clamping plate and the fixed clamping plate can be adjusted, thereby achieving the clamping or loosening of the cast-in-place slab reinforcement.

[0034] The present invention also provides a method for using an adjustable cast-in-place slab steel bar positioning device, which specifically includes the following steps: placing the device at the designed position of the cast-in-place slab; adjusting the angle between the two support frames so that the angle between the two support frames is consistent with the angle of the cast-in-place slab steel bars in two directions of the designed position; adjusting the positions of the plurality of clamps 5 so that the positions of the clamps 5 correspond to the positions of the corresponding cast-in-place slab steel bars up and down; adjusting the scale shaft 3 downward so that the scale shaft 3 drives the clamps 5 downward and fits with the base at the designed position; arranging the cast-in-place slab steel bars at the designed position, and passing the cast-in-place slab steel bars through the corresponding clamps 5.

[0035] In a specific embodiment, the method for adjusting the position of the clamp 5 is as follows: the connecting rod 4 is moved left and right on the scale shaft 3, and the connecting rod 4 drives the first fixers 6 at both ends to slide on the scale shaft 3, and the first fixers 6 are aligned with the corresponding scale lines according to the scale lines on the scale shaft 3, so that the clamp 5 is aligned up and down with the corresponding cast-in-place slab steel bars.

[0036] In a specific embodiment, the initial position of the scale shaft 3 is in the middle of the support frame, and the specific steps of adjusting the clamp plate 5 downward are as follows: adjust the second fixture 7 downward so that the second fixture 7 moves downward on the corresponding support rod 1 and the rotating shaft 2, and the second fixture 7 drives the scale shaft 3 to move downward, and the scale shaft 3 drives the clamp plate 5 to move downward through the first fixture 6 and the connecting rod 4 until the lower end of the clamp plate 5 is in contact with the base at the designed position.

[0037] In a specific embodiment, before laying the cast-in-place slab reinforcement, it is necessary to adjust the spacing between the fixed splint and the movable splint on the splint 5, and the specific adjustment steps are as follows: rotate the adjuster 10 so that the adjuster 10 drives the movable splint to slide in the slide groove on the fixed splint, so that the spacing between the fixed splint and the movable splint is greater than the diameter of the cast-in-place slab reinforcement.

[0038] The following is a detailed description of the use of an adjustable cast-in-place slab reinforcement positioning device of the present invention.

[0039] Place the device at the designed position of the cast-in-place slab reinforcement, pull one of the support rods 1, and rotate the corresponding support frame around the rotation axis 2 to adjust the angle between the two support frames. When the angle is rotated to be consistent with the angle between the cast-in-place slab reinforcement in two directions, stop rotating and fix the two support frames.

[0040] The connecting rod 4 is moved to make the first fixtures 6 at both ends of the connecting rod 4 slide on the corresponding scale shaft rod 3, and the first fixtures 6 are aligned with the corresponding scale lines, so that the clamping plate 5 is aligned up and down with the cast-in-place slab reinforcement at the designed position.

[0041] The second fixture 7 is adjusted downward, so that the second fixture 7 drives the clamping plate 5 to move downward through the scale shaft 3 and fits with the base at the designed position.

[0042] Then the cast-in-place slab reinforcement is arranged at the designed position and passes through the corresponding clamping plate 5, so as to realize the positioning and fixing of the cast-in-place slab reinforcement.

[0043] The present invention is described in detail above in conjunction with the embodiments of the accompanying drawings. A person skilled in the art can make various variations of the present invention according to the above description. Therefore, certain details in the embodiments should not constitute a limitation of the present invention, and the scope of protection of the present invention shall be defined by the scope of the attached claims.

Claims

1. An adjustable cast-in-place slab reinforcement positioning device, characterized in that: include: Two supporting frames which can rotate relative to each other; A plurality of scale shafts (3) are arranged on the support frame so as to be adjustable up and down, and scale lines are arranged on the scale shafts (3); A plurality of clamping plates (5) for clamping cast-in-place slab reinforcement bars are arranged on the scale shaft (3) in an adjustable manner.

2. The adjustable cast-in-place slab reinforcement positioning device according to claim 1, characterized in that: Each of the support frames comprises: Two vertically arranged support rods (1); The support crossbeam (9) is fixedly arranged between the two support rods (1), and the two ends of the support crossbeam (9) are fixedly connected to the corresponding support rods (1), and the support crossbeam (9) of one support frame is located above the support crossbeam (9) of the other support frame.

3. The adjustable cast-in-place slab reinforcement positioning device according to claim 2, characterized in that: It also comprises a rotating shaft (2), the rotating shaft (2) vertically passes through the middle of the two supporting beams (9), and the rotating shaft (2) is rotatably connected to the two supporting beams (9).

4. The adjustable cast-in-place slab reinforcement positioning device according to claim 2, characterized in that: It also includes a plurality of second fixers (7), four of the scale shafts (3) on each support frame are provided, and two of the scale shafts (3) distributed up and down form a group, and second fixers (7) are fixed at both ends of each scale shaft (3), and the second fixer (7) at one end is adjustably arranged on the rotating shaft (2), and the second fixer (7) at the other end is adjustably arranged on the corresponding support rod (1).

5. The adjustable cast-in-place slab reinforcement positioning device according to claim 4, characterized in that: Also includes: A plurality of connecting rods (4) provided between the upper and lower scale shaft rods (3); A first fixer (6) is fixedly mounted on both ends of the connecting rod (4), wherein the first fixer (6) can be slidably mounted on the corresponding scale shaft (3) and corresponds to the scale line, and the clamping plate (5) is vertically fixedly mounted on the corresponding first fixer (6) at the lower side.

6. The adjustable cast-in-place slab reinforcement positioning device according to claim 5, characterized in that: The splint (5) comprises: A fixed clamping plate, the fixed clamping plate is fixedly mounted on the corresponding first fixture (6), and a sliding groove is provided on the fixed clamping plate; A movable splint, the upper end of which is adjustably arranged in the slide groove of the fixed splint; The regulator (10) is rotatably arranged in the slide groove of the fixed clamping plate, the surface of the regulator (10) is provided with a thread, and the top end of the movable clamping plate is meshed with the thread of the regulator (10).

7. A method for using the adjustable cast-in-place slab reinforcement positioning device according to claim 1, characterized in that: The specific steps include: Place the device at the designed location of the cast-in-place slab; Adjusting the angle between the two support frames so that the angle between the two support frames is consistent with the angle of the cast-in-place slab reinforcement in two directions of the design position; Adjusting the positions of the plurality of clamps (5) according to the scale lines on the scale shaft (3) so that the positions of the clamps (5) correspond to the positions of the corresponding cast-in-place slab reinforcement bars in the upper and lower parts; Adjust the scale shaft (3) downwards so that the scale shaft (3) drives the clamping plate (5) downwards and fits with the base at the designed position; The cast-in-place slab reinforcement bars are arranged at the designed position, and the cast-in-place slab reinforcement bars are passed through the corresponding clamping plates (5).

8. The method for using the adjustable cast-in-place slab reinforcement positioning device according to claim 7, characterized in that: The method for adjusting the position of the clamping plate (5) is as follows: The connecting rod (4) is moved left and right on the scale shaft (3), and the connecting rod (4) drives the first fixers (6) at both ends to slide on the scale shaft (3). According to the scale lines on the scale shaft (3), the first fixers (6) are aligned with the corresponding scale lines, so that the clamping plate (5) is aligned with the corresponding cast-in-place slab steel bars in the upper and lower parts.

9. The method for using the adjustable cast-in-place slab reinforcement positioning device according to claim 7, characterized in that: The initial position of the scale shaft (3) is in the middle of the support frame, and the specific steps of adjusting the clamping plate (5) downward are as follows: The second fixer (7) is adjusted downward so that the second fixer (7) moves downward on the corresponding support rod (1) and the rotating shaft (2), and the second fixer (7) drives the scale shaft (3) to move downward, and the scale shaft (3) drives the clamping plate (5) to move downward through the first fixer (6) and the connecting rod (4) until the lower end of the clamping plate (5) fits with the base at the designed position.

10. The method for using the adjustable cast-in-place slab reinforcement positioning device according to claim 7, characterized in that: Before laying out the cast-in-place slab reinforcement, it is necessary to adjust the spacing between the fixed clamping plate and the movable clamping plate on the clamping plate (5), and the specific adjustment steps are as follows: The adjuster (10) is rotated so that the adjuster (10) drives the movable clamping plate to slide in the sliding groove on the fixed clamping plate, so that the distance between the fixed clamping plate and the movable clamping plate is greater than the diameter of the cast-in-place slab reinforcement.

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