CN209277403U - Fixing clamp for beam steel reinforcement framework - Google Patents

Abstract

A fixture for fixing beam reinforcement skeletons, comprising an outer frame that is the same shape as the outline of the beam and beam bar clips along the outer frame and fixedly connected to the outer frame. The outer frame is in the shape of a well, including an upper frame, a lower frame and two The side frame and the beam bar include the upper part of the beam and the lower part of the beam. The upper part of the beam is arranged in pairs, and there is a row along the upper frame. The distance between each pair of upper part of the beam forms the upper part. The reinforcing bars are clamped into the space, and the reinforcing bars at the lower part of the beam are arranged in pairs, and a row is arranged along the lower frame. The utility model designs the fixture frame body according to the specific size and the design row spacing of the beam reinforcement. The clamping strips of each beam reinforcement are welded on the frame body, and the clamping strips are provided with a clamping space to ensure the installation of the beam reinforcement. The utility model can use the discarded steel bars at the construction site for welding, thereby realizing waste utilization.

Description

Fixing fixture for beam reinforcement frame

technical field

The utility model relates to an auxiliary tool for component construction, in particular to an auxiliary fixing tool for beam reinforcement frames.

Background technique

At present, in the traditional process, the concrete is directly poured after the steel bars are bound, and the concrete members are prone to dislocation of the steel skeleton and the concrete cover does not meet the specifications and design requirements, especially in special-shaped beam members such as rings and variable cross-sections, which will directly lead to late concrete members. There are hidden dangers of cracks and exposed ribs, resulting in serious structural quality defects, and repairs require a lot of energy and construction period.

Utility model content

The purpose of this utility model is to provide a fixture for fixing the steel bar frame of the beam. It is necessary to solve the problem that the existing beam steel bar is prone to dislocation of the steel bar frame during pouring and the concrete protective layer does not meet the specifications and design requirements, resulting in serious structural damage to the later concrete components. For quality defects, it takes a lot of energy to repair and technical problems in the construction period.

In order to achieve the above object, the utility model adopts the following technical solutions:

A fixture for fixing a beam reinforcement frame, comprising a frame body, the frame body is welded by steel bars, and includes an outer frame that is the same shape as the profile of the beam and a beam bar clamping strip along the outer frame and fixedly connected to the outer frame,

The height of the outer frame is equal to the height of the beam, so the width of the outer frame is equal to the width of the beam. The outer frame is in the shape of a well, including a horizontal upper frame, a horizontal lower frame and two vertical side frames. The upper end of the side frame extends upward beyond the upper frame, the lower end of the side frame extends downward beyond the lower frame, the left and right ends of the upper frame extend beyond the side frame to both sides, and the left and right sides of the lower frame The two ends also respectively extend beyond the side frame to both sides,

The beam reinforcement clips include vertical beam upper reinforcement clips and vertical beam lower reinforcement clips,

The upper reinforcement bars of the beam are arranged in pairs, and a row is arranged along the upper frame. The distance between the upper reinforcement bars of each pair of beams forms a space for the upper reinforcement bars to be inserted, and the upper reinforcement bars of the beam are fixed at intervals on the upper side of the upper frame. connect,

The lower steel bars of the beam are arranged in pairs, and a row is arranged along the lower frame. The distance between each pair of steel bar bars at the lower part of the beam forms a space for the lower steel bars to be inserted, and the lower steel bars of the beam are fixedly connected at intervals on the upper side of the lower frame. .

Below the upper frame, parallel to the upper frame, there is one or at least two beam upper steel bar support rods arranged in parallel at intervals, and a row of beam upper steel bar clips are fixedly connected at intervals along the upper side of the upper steel bar support rods.

Below the lower frame, parallel to the lower frame, there is one or at least two beam lower steel bar supporting rods arranged in parallel at intervals, and a row of beam lower steel bar clips are fixedly connected at intervals along the upper side of the lower steel bar supporting rods.

The beam reinforcement bars also include L-shaped waist beam bars, and an even number of waist beam bars are provided along the inner sides of the two side frames. The waist beam bars include horizontal bars and vertical bars. The horizontal bar is perpendicular to the side frame and is connected with the side frame, and the vertical bar is parallel to the side frame and forms a waist rib clamping space with the side frame.

The upward extension of the side frame is equal to the sum of the thickness of the protective layer and the diameter of the upper steel bar of the beam, the downward extension of the side frame is equal to the thickness of the protective layer, and the excess length of the upper frame to the left and right sides is equal to the protection Layer thickness, the excess length of the lower frame extending to the left and right sides is equal to the thickness of the protective layer.

The steel bar diameters of the frame body are all the same, which is equal to the diameter of the largest steel bar of the beam.

The height of the steel bar on the upper part of the beam is greater than the diameter of the steel bar on the upper part of the beam, the height of the steel bar on the lower part of the beam is greater than the diameter of the steel bar on the lower part of the beam,

The width of the clamping space of the upper reinforcing bar is greater than the diameter of the upper reinforcing bar of the beam, and the width of the clamping space of the lower reinforcing bar is greater than the diameter of the lower reinforcing bar of the beam,

The width of the space where the ribs are inserted is greater than the diameter of the ribs.

The center distance between two adjacent pairs of beam upper reinforcement bars is equal to the design distance of beam upper reinforcement bars, and the center distance between two adjacent pairs of beam lower reinforcement bars is equal to the design distance of beam lower reinforcement bars.

The number of the beam upper reinforcement clips on the upper frame is the same as or different from the beam upper reinforcement clips on the beam upper reinforcement support bar,

The number of the beam lower steel bars on the lower frame is the same as or different from the number of the beam lower steel bar bars on the beam lower steel bar supporting rods,

The numbers of the steel bars on the upper part of the beam and the bars on the lower part of the beam are the same or different.

The side frame is a straight line or two right-angle bends in the middle, with the bending position as the boundary, and the waist beam clips are arranged on the same side of the bending position or on the upper and lower sides.

Compared with the prior art, the utility model has the following characteristics and beneficial effects:

In order to ensure the reinforcement row spacing of concrete members and minimize the occurrence of undesirable phenomena such as the dislocation of the reinforcement skeleton and the protective layer not meeting the requirements, the utility model adopts the reinforcement welded to form a skeleton fixing clamp, and is designed according to the specific size and design row spacing of the beam reinforcement. Fixture frame. The frame body is designed in a well-shaped shape, and the extension length of each frame ensures the thickness of the protective layer. The clamping strips of the steel bars of each beam are welded on the frame body, and the clamping strips are provided with a clamping space. During the binding process, the steel bars pass through the clamping space to ensure the installation of the beam reinforcement. The utility model can use the discarded steel bars at the construction site for welding, thereby realizing waste utilization.

Description of drawings

Below in conjunction with accompanying drawing, the utility model is described in further detail.

Fig. 1 is the common cross-section reinforcing bar fixing jig of the present utility model.

Fig. 2 is the variable cross-section steel bar fixing clamp of the present utility model

Reference signs: 1-upper frame, 2-lower frame, 3-side frame, 4-beam upper steel bar, 5-beam lower steel bar, 6-waist beam bar, 61-horizontal bar, 62-vertical Rod, 7-beam upper steel bar supporting bar, 8-upper reinforcing bar clamping space, 9-lower reinforcing bar supporting bar, 10-lower reinforcing bar clamping space, 11-waist bar clamping space.

Detailed ways

Embodiment 1 Referring to Fig. 1, a fixture for fixing the steel bar skeleton of a beam includes a frame body, which is welded by steel bars, and includes an outer frame that is the same shape as the outline of the beam and is fixedly connected to the outer frame along the outer frame. Beam bars on the frame.

The height of the outer frame is equal to the height H of the beam, so the width of the outer frame is equal to the width B of the beam. The outer frame is in the shape of a well, including a horizontal upper frame 1, a horizontal lower frame 2 and two vertical sides Frame 3, the upper end of the side frame 3 extends upward beyond the upper frame 1, the lower end of the side frame 3 extends downward beyond the lower frame 2, and the left and right ends of the upper frame 1 extend to both sides respectively Beyond the side frame 3 , the left and right ends of the lower frame 2 also extend beyond the side frame 3 to both sides.

The beam bar includes a vertical upper beam bar 4 , a vertical beam lower bar bar 5 and an L-shaped waist beam bar 6 . Wherein the waist beam clip 6 is set according to the design situation of the concrete steel bar of the beam, if the beam height size is less, no waist beam steel bar then need not be set.

The beam upper reinforcement clips 4 are arranged in pairs, and a row is arranged along the upper frame 1. The distance between each pair of beam upper reinforcement clips 4 forms an upper reinforcement clamping space 8, and the beam upper reinforcement clips 4 are placed on the upper frame. 1 is fixedly connected at intervals on the upper side.

The lower reinforcement bar 5 of the beam is set in pairs, and a row is arranged along the lower frame 2. The distance between each pair of lower steel bar bars 5 forms a space 10 for the lower steel bar to be inserted, and the lower bar bar 5 is placed on the lower frame 2. The upper side of the spacer is fixedly connected.

In this embodiment, both upper and lower are double-layer steel bars, so the bottom of the upper frame 1, parallel to the upper frame 1 is provided with one or at least two beam upper steel bar support rods 7 are arranged at parallel intervals, and the upper frame and beam upper steel bars The row spacing of steel bars between supporting bars is H ₁ . Along the upper side of the upper steel bar support bar 7, a row of beam upper steel bar clips 4 are fixedly connected at intervals.

Below the lower frame 2, parallel to the lower frame 2, there is one or at least two beam lower steel support rods 9 arranged in parallel at intervals, and the row distance between the lower frame and the beam lower steel bar support rods is _H2 . Along the upper side of the lower steel bar support bar 9, a row of beam lower steel bar clips 5 are fixedly connected at intervals.

This embodiment also includes L-shaped waist beam clamping strips 6, said waist beam clamping strips 6 are respectively provided with an even number along the inner sides of the two side frames 3, in this embodiment, there are 2 two, and a total of 4 are provided on both sides. . The waist beam clip 6 includes a horizontal bar 61 and a vertical bar 62, the horizontal bar is perpendicular to the side frame 3 and connected with the side frame 3, the vertical bar is parallel to the side frame 3, and forms a waist bar card between the side frame 3 Enter space 11.

In this embodiment, the upward extension length h1 of the side frame ₃ is equal to the sum of the thickness of the protective layer and the diameter of the steel bar on the upper part of the beam, and the downward extension length h2 of the side frame ₃ is equal to the thickness of the protective layer. The excess length h3 of the frame ₁ extending to the left and right sides is equal to the thickness of the protective layer, and the excess length h3 of the lower frame ₂ extending to the left and right sides is equal to the thickness of the protective layer.

The steel bar diameters of the frame body are all the same, which is equal to the diameter of the largest steel bar of the beam. The height d ₁ of the reinforcing bar clip 4 at the upper part of the beam is greater than the diameter of the upper reinforcing bar of the beam, and the height _d2 of the reinforcing bar clip 5 at the lower part of the beam is larger than the diameter of the reinforcing bar at the lower part of the beam.

The width _d3 of the space 8 where the upper reinforcement is inserted is greater than the diameter of the upper reinforcement of the beam, the width _d4 of the insertion space 10 of the lower reinforcement is greater than the diameter of the lower reinforcement of the beam, and the width d5 of the insertion space ₁₁ of the waist bar and height _d6 are greater than the diameter of the beam waist.

The center distance d ₇ of two pairs of adjacent beam upper reinforcement bars 4 is equal to the design distance of the beam upper reinforcement, and the center distance d ₈ of two adjacent pairs of beam lower reinforcement bars 5 is equal to the design distance of the beam lower reinforcement.

The number of the beam upper reinforcement clips 4 on the upper frame 1 is the same as or different from the beam upper reinforcement clips 4 on the beam upper reinforcement support bar 7, and the beam lower reinforcement clips 5 on the lower frame 2 are the same as the beam upper reinforcement bars 4. The number of beam lower reinforcing bars 5 on the lower reinforcing bar is the same or different, and the number of beam upper reinforcing bars 4 and beam lower reinforcing bars 5 are the same or different. In this embodiment, the number of steel bar clips 4 on the top of the beam is the same as that of the bottom steel bars 5 on the beam, and is also the same as that of the top steel bar clips 4 on the top steel bar support bar 7 of the beam and the bottom part of the beam on the steel bar support bar at the bottom of the beam. The number of reinforcing bar clamping strips 5 is the same, so they are all relatively arranged up and down.

In this embodiment, the side frame 3 is a straight line.

Embodiment 2 Referring to FIG. 2 , the difference from Embodiment 1 is that the middle part of the side frame 3 is bent twice at right angles. With the bending position as the boundary, the waist beam clips 6 are arranged on the same side of the bending position or on the upper and lower sides. In this embodiment, various settings are arranged on the upper and lower sides.

Concrete construction steps of the present utility model are:

Step 1: According to the parameters of the beam components, the fixtures for fixing the steel frame are prepared, and all steel bar heads are welded;

Step 2: During the binding of steel bars, the steel bars need to pass through the corresponding grooves of the steel frame fixing fixtures, and the fixtures are evenly arranged every 1.5m along the span of the beam; when the mold is closed, ensure that the steel frame fixing fixtures are just stuck on the beam formwork side formwork , On the bottom mold.

Step 3: When pouring concrete, the steel frame fixing jig is poured into the concrete along with the steel bar frame, and the steel bar frame fixing jig is poured in the concrete along with the steel bar frame, which ensures the row spacing of the concrete components, minimizes the dislocation of the steel frame and The occurrence of adverse phenomena such as the protective layer not meeting the requirements.

Claims (10)

1. a kind of beam reinforcement cages holding clamp, including frame body, it is characterised in that: the frame body is formed by reinforcement welding, including Outer rim identical with the chamfered shape of beam and along outer rim and the beam muscle strip that is fixedly connected in outer rim,

The height of the outer rim is equal to depth of beam, so the width of outer rim is equal to the width of beam, the outer rim is well Font, the upper side frame (1) including level, horizontal lower frame (2) and two vertical side frames (3), the side frame (3) Upper end extends above upper side frame (1), and the lower end of the side frame (3) is extended downwardly beyond lower frame (2), it is described on The end of left and right two of frame (1) is each extended over to two sides beyond side frame (3), the end of left and right two of the lower frame (2) It is also each extended over to two sides beyond side frame (3),

The beam muscle strip includes vertical beam upper reinforcement strip (4) and vertical beam lower rebar strip (5),

The beam upper reinforcement strip (4) is arranged in pairs, and is provided with a row, each pair of beam upper reinforcement strip altogether along upper side frame (1) The distance between (4) it forms upper reinforcement to be caught in space (8), beam upper reinforcement strip (4) is solid at the upside interval of upper side frame (1) Fixed connection,

The beam lower rebar strip (5) is arranged in pairs, and is provided with a row, each pair of beam lower rebar strip altogether along lower frame (2) The distance between (5) it forms lower rebar to be caught in space (10), beam lower rebar strip (5) is at the upside interval of lower frame (2) It is fixedly connected.

2. beam reinforcement cages holding clamp according to claim 1, it is characterised in that: the lower section of the upper side frame (1) is put down Row upper side frame (1) is equipped with one or parallel interval is provided at least two beam upper reinforcement support bars (7), holds along upper reinforcement The upside interval of pressure pin (7) is fixedly connected with a stringer upper reinforcement strip (4).

3. beam reinforcement cages holding clamp according to claim 2, it is characterised in that: the lower section of the lower frame (2) is put down Row lower frame (2) is equipped with one or parallel interval is provided at least two beam lower rebar support bars (9), holds along lower rebar The upside interval of pressure pin (9) is fixedly connected with a stringer lower rebar strip (5).

4. beam reinforcement cages holding clamp according to claim 3, it is characterised in that: the beam muscle strip further includes L shape Waist rail strip (6), the waist rail strip (6) is each provided with even number, the waist rail strip on the inside of two side frames (3) It (6) include cross bar (61) and vertical bar (62), the cross bar vertical side frame (3) simultaneously connect with side frame (3), and the vertical bar is parallel Waist muscle is formed between side frame (3) and side frame (3) is caught in space (11).

5. beam reinforcement cages holding clamp according to claim 1, it is characterised in that: the side frame (3) upwardly extends Beyond length be equal to the sum of protective layer thickness and beam upper reinforcement diameter, the side frame (3) extend downwardly exceed length Equal to protective layer thickness, the upper side frame (1) length that exceeds that two sides extend to the left and right is equal to protective layer thickness, the lower frame (2) length that exceeds that two sides extend to the left and right is equal to protective layer thickness.

6. beam reinforcement cages holding clamp according to claim 1, it is characterised in that: the bar diameter size of the frame body Diameter all the same, equal to beam maximum reinforcing bar.

7. beam reinforcement cages holding clamp according to claim 4, it is characterised in that:

The height of the beam upper reinforcement strip (4) is greater than the diameter of beam upper reinforcement, the height of the beam lower rebar strip (5) Degree is greater than the diameter of beam lower rebar,

The width that the upper reinforcement is caught in space (8) is greater than the diameter of beam upper reinforcement, and the lower rebar is caught in space (10) width is greater than the diameter of beam lower rebar,

The width that the waist muscle is caught in space (11) is greater than the diameter of beam waist muscle.

8. beam reinforcement cages holding clamp according to claim 3, it is characterised in that: adjacent two pairs of beams upper reinforcement strip (4) centre distance is equal to the designed distance of beam upper reinforcement, and the centre distance of adjacent two pairs of beam lower rebars strip (5) is equal to The designed distance of beam lower rebar.

9. the beam reinforcement cages holding clamp according to claim 3 or 8, it is characterised in that: the beam on the upper side frame (1) Upper reinforcement strip (4) and the quantity of the beam upper reinforcement strip (4) on beam upper reinforcement support bar (7) are identical or different,

The beam lower rebar strip (5) on beam lower rebar strip (5) and beam lower rebar support bar on the lower frame (2) Quantity it is identical or different,

The beam upper reinforcement strip (4) and the quantity of beam lower rebar strip (5) are identical or different.

10. beam reinforcement cages holding clamp according to claim 4, it is characterised in that: the side frame (3) be straight line or Right angle is bent twice at middle part, and using crooked place as boundary, waist rail strip (6) is arranged in the same side of crooked place or is arranged upper and lower Two sides.