CN210146854U - Pile cap top reinforcing steel bar manual bending device - Google Patents

Abstract

The utility model discloses an artifical bending apparatus of pile cap top reinforcing bar relates to pile foundation engineering technical field, and the technical problem of solution provides a simple and easy device that is used for the reinforcing bar at pile cap top to carry out artifical manual bending. The utility model adopts the technical proposal that: the pile cap top steel bar manual bending device comprises a bending operation rod and a steel bar limiter, wherein the bending operation rod comprises a holding rod, one end of the holding rod is provided with a steel bar bayonet, and the opening direction of the steel bar bayonet is vertical to the direction of the holding rod; the reinforcing bar stopper includes the riser, and one side protrusion of riser sets up two at least reinforcing bar spacing grooves, and the opposite side of riser sets up bearing structure. The steel bar limiter is used for fixing the steel bars at the top of the pile cap, and the bending operation rod is used for bending the steel bars at the top of the steel pile cap. Pile cap top reinforcing bar easy dismouting and removal are fit for carrying out artifical manual bending to pile cap top reinforcing bar, and pile cap top reinforcing bar flexible becomes arbitrary angle, has better commonality.

Description

Pile cap top reinforcing steel bar manual bending device

Technical Field

The utility model relates to a pile foundation engineering technical field specifically is a simple and easy device that is used for carrying out artifical manual bending to pile cap top reinforcing bar.

Background

There are many types of tools or devices for bending reinforcing bars, such as a bending machine. However, these devices are mainly used in the processing field, and when bending the reinforcing bars, the reinforcing bars can be moved.

The applicant has proposed a novel pile foundation design in which the top reinforcement of the pile cap is bent at a right angle. The novel pile foundation design increases the contact area of the pile foundation and the raft plate, and improves the mechanical property of the pile foundation. The novel pile foundation is in the process of building, and the pile foundation construction needs to be carried out according to conventional procedures, then the pile is cut to expose the reinforcing steel bars, and then the reinforcing steel bars of the suspended part on the upper part of the pile foundation are bent into right angles. However, conventional bending apparatus are not suitable for bending the reinforcing bars of the upper suspended portion of the pile foundation because the pile foundation is fixed.

Insert the sleeve pipe with the tip of reinforcing bar, the rethread pulls the sleeve pipe and can be crooked with the reinforcing bar, but the reinforcing bar is not fixed well, can not guarantee construction quality, and sheathed tube damage is big moreover. Therefore, how to bend the steel bars at the top of the cap conveniently and quickly is an urgent problem to be solved in the process of implementing the novel pile foundation design.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a simple and easy device that is used for the reinforcing bar at pile cap top to carry out artifical manual bending is provided.

The utility model provides a technical scheme that its technical problem adopted is: the pile cap top steel bar manual bending device comprises a bending operation rod and a steel bar limiter, wherein the bending operation rod comprises a holding rod, one end of the holding rod is provided with a steel bar bayonet, and the opening direction of the steel bar bayonet is vertical to the direction of the holding rod; the reinforcing bar stopper includes the riser, and one side protrusion of riser sets up two at least reinforcing bar spacing grooves, and the opposite side of riser sets up bearing structure.

The process of bending the reinforcing steel bars at the top of the pile cap by using the artificial bending device for the reinforcing steel bars at the top of the pile cap is as follows: firstly, the steel bar limiter is installed in place: the vertical plate is placed at the position of a reinforcing steel bar at the top of the pile cap, the reinforcing steel bar is clamped into the reinforcing steel bar limiting groove, and the vertical plate is supported and fixed by the supporting structure. Second, the bending lever is in place: and moving the bending operating rod, clamping the reinforcing steel bars at the top of the pile cap into reinforcing steel bar bayonets of the bending operating rod, and enabling the reinforcing steel bar bayonets to be located above the tops of the vertical plates. And thirdly, manually and manually wrenching the bending operating rod to perform bending operation, and if necessary, stepping on the supporting structure by feet to assist in fixing. And finally, completing the bending of the steel bars at the top of the pile cap, and removing the bending operation rod and the steel bar limiter.

Further, the method comprises the following steps: and one side of the vertical plate is welded with an L-shaped connecting piece, and the connecting piece and the vertical plate form a reinforcing steel bar limiting groove.

Further, the method comprises the following steps: the opening directions of the reinforcing steel bar limiting grooves are consistent, and the reinforcing steel bar limiting grooves are located on the same straight line.

Specifically, the method comprises the following steps: the supporting structure is an inclined supporting rod, the inclined supporting rod is connected with the vertical plate in a welded mode, and a supporting base is arranged at the bottom of the inclined supporting rod.

Specifically, the method comprises the following steps: the vertical plate is a steel plate with the thickness of 10mm, the included angle between the inclined supporting rod and the vertical plate is 30 degrees, and the inclined supporting rod is a steel pipe with the diameter of 48 mm.

Further, the method comprises the following steps: one end of the holding rod is connected with the first barrier strip and the second barrier strip in a welding mode, and the first barrier strip and the second barrier strip respectively form a reinforcing steel bar bayonet at two sides of the holding rod.

Specifically, first blend stop and second blend stop are two diameter and are 20 mm's reinforcing bar sections, and first blend stop and second blend stop set up in the both sides of holding the pole, and first blend stop and second blend stop are 50mm along holding the axial distance of pole.

The utility model has the advantages that: the pile cap top steel bar manual bending device is light in weight, easy to assemble, disassemble and move and suitable for bending the pile cap top steel bars; the structure is simple, the manufacture is easy, and the manufacture cost is low; manual operation, it only needs about a minute to accomplish the crooked bending of single pile cap reinforcing bar, and the crooked work efficiency of reinforcing bar is high, and convenient operation can guarantee construction quality simultaneously. The reinforcing steel bars at the top of the pile cap can be bent into any angle, so that the pile cap has better universality.

The opening directions of the reinforcing steel bar limiting grooves are consistent, so that the reinforcing steel bars at the tops of the pile caps can be clamped into the reinforcing steel bar limiting grooves conveniently. The bottom of diagonal brace sets up the support base, can improve diagonal brace's steadiness.

Drawings

Fig. 1 is a plan view of the bending operation rod of the pile cap top reinforcing steel bar manual bending device of the utility model.

Fig. 2 is a side view of the bending lever shown in fig. 1.

Fig. 3 is a plan view of the steel bar limiter of the pile cap top steel bar manual bending device of the utility model.

Fig. 4 and 5 are two side views of the rebar stop of fig. 3 at different angles.

Figure 6 is the utility model discloses crooked pile cap top reinforcing bar in-process reinforcing bar stopper installation schematic diagram of taking one's place.

Fig. 7 is the installation of the bending operation rod in the process of bending the top steel bar of the pile cap of the present invention.

Fig. 8 is a schematic view of the bending operation rod being pulled in the process of bending the top steel bar of the pile cap of the present invention.

Fig. 9 is the schematic diagram after the bending operation rod and the steel bar limiter are removed in the process of bending the steel bar at the top of the pile cap.

Parts, positions and numbers in the drawings: the bending device comprises a bending operating rod 1, a holding rod 11, a steel bar bayonet 12, a first barrier strip 13, a second barrier strip 14, a steel bar limiter 2, a vertical plate 21, a steel bar limiting groove 22, a connecting piece 23, an inclined stay bar 24 and a supporting base 25; pile cap top reinforcing steel bars 3. The length dimensions in figures 1, 3, 4 and 5 are marked in units of mm.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

The utility model discloses artifical bending apparatus of pile cap top reinforcing bar, including bending operation pole 1 and reinforcing bar stopper 2, bending operation pole 1 is used for crooked pile cap top reinforcing bar 3, and reinforcing bar stopper 2 is used for spud pile cap top reinforcing bar 3. As shown in fig. 1 and 2, the bending operation rod 1 includes a holding rod 11, a steel bar notch 12 is disposed at one end of the holding rod 11, and an opening direction of the steel bar notch 12 is perpendicular to a direction of the holding rod 11. The pile cap top steel bar 3 is clamped into the steel bar bayonet 12, and the pile cap top steel bar 3 is bent by applying force through the holding rod 11. The reinforcing steel bar bayonet 12 is a notch capable of clamping the reinforcing steel bar 3 at the top of the pile cap, for example, one end of the holding rod 11 is connected with a first barrier strip 13 and a second barrier strip 14 in a welding manner, the first barrier strip 13 and the second barrier strip 14 respectively form a reinforcing steel bar bayonet 12 at two sides of the holding rod 11, and the two reinforcing steel bar bayonets 12 are arranged in an axisymmetric manner. Wherein, the first barrier strip 13 and the second barrier strip 14 are respectively arranged on two sides of the holding rod 11, so as to ensure the bearing capacity. Specifically, first blend stop 13 and second blend stop 14 are two diameter and are 20 mm's reinforcing bar section, and reinforcing bar section welded fastening is in the tip of holding pole 11, and the diameter of reinforcing bar section is 20mm, and first blend stop 13 and second blend stop 14 are 50mm along holding 11 axial distances of pole. The diameter of the holding rod 11 can be selected to be larger than or equal to the diameter of the steel bar to be bent.

As shown in fig. 3 to 5, the steel bar limiter 2 includes a vertical plate 21, and the vertical plate 21 may be a steel plate, for example, a steel plate with a thickness of 10 mm. One side protrusion of riser 21 sets up two at least reinforcing bar spacing grooves 22, and reinforcing bar spacing groove 22 is used for fixing pile cap top reinforcing bar 3. The reinforcing steel bar limiting grooves 22 are arranged in a protruding mode, and the reinforcing steel bars 3 at the tops of the pile caps are guaranteed to be clamped into the reinforcing steel bar limiting grooves 22. At least two reinforcing steel bar limiting grooves 22 are formed in the steel bar limiting grooves. When the number of the reinforcing steel bar limiting grooves 22 exceeds two, the opening directions of the reinforcing steel bar limiting grooves 22 are consistent, and the reinforcing steel bar limiting grooves 22 are located on the same straight line. For example, a connecting piece 23 in an "L" shape is welded to one side of the vertical plate 21, and the connecting piece 23 and the vertical plate 21 form a reinforcing steel bar limiting groove 22.

And a support structure is arranged on the other side of the vertical plate 21. The supporting structure is used for supporting the vertical plate 21, and the vertical plate 21 is guaranteed to be stable after being stressed. For example, the support structure is a diagonal brace 24, the diagonal brace 24 forms an acute angle with the vertical plate 21, the diagonal brace 24 is connected with the vertical plate 21 by welding, and a support base 25 is arranged at the bottom of the diagonal brace 24. The support base 25 is used to avoid slipping at the bottom of the diagonal brace 24. Specifically, the included angle between the inclined strut 24 and the vertical plate 21 is 30 degrees, and the inclined strut 24 is a steel pipe with the diameter of 48 mm.

The bar retainers 2 are preferably integral. Such as welding between the parts, must also be sufficiently rigid to ensure the fixing of the vertical cap top reinforcement 3. The number of the reinforcing bar-retaining grooves 22 of the reinforcing bar stopper 2 can be increased as required. The thickness of the standing plate 21 can be increased according to the increase of the diameter of the reinforcing steel bar to be bent.

The process of bending the pile cap top steel bars 3 by using the pile cap top steel bar manual bending device is shown in fig. 6-9, and firstly, the steel bar limiter 2 is installed in place, as shown in fig. 6. As can be seen from fig. 6, the height of the support structure is determined according to the height of the pile cap. Next, as shown in fig. 7, the bending operation rod 1 is in place, and the distance between the steel bar bayonet 12 and the top of the vertical plate 21 is related to the bending radius of the steel bar 3 at the top of the pile cap. Thirdly, as shown in fig. 8, the bending operation rod 1 is manually pulled to perform the bending operation, and if necessary, the support structure can be stepped on by feet to assist in fixing the steel bar stopper 2, that is, a pedal structure, such as a pedal, can be arranged at a proper height of the support structure; the pedal structure can be arranged at the middle upper part of the inclined strut 24, and the bending operation needs two workers to be matched. Finally, as shown in fig. 8, the pile cap top rebar 3 is bent, and the bending operating rod 1 and the rebar stopper 2 are removed.

Claims (7)

1. Artifical bending apparatus of pile cap top reinforcing bar, its characterized in that: the bending operation rod comprises a bending operation rod (1) and a reinforcing steel bar limiter (2), wherein the bending operation rod (1) comprises a holding rod (11), one end of the holding rod (11) is provided with a reinforcing steel bar bayonet (12), and the opening direction of the reinforcing steel bar bayonet (12) is vertical to the direction of the holding rod (11); the steel bar limiter (2) comprises a vertical plate (21), at least two steel bar limiting grooves (22) are arranged on one side of the vertical plate (21) in a protruding mode, and a supporting structure is arranged on the other side of the vertical plate (21).

2. The pile cap top rebar artificial bending device of claim 1, wherein: one side of the vertical plate (21) is welded with an L-shaped connecting piece (23), and the connecting piece (23) and the vertical plate (21) form a reinforcing steel bar limiting groove (22).

3. The pile cap top rebar artificial bending device of claim 1, wherein: the opening directions of the reinforcing steel bar limiting grooves (22) are consistent, and the reinforcing steel bar limiting grooves (22) are located on the same straight line.

4. The pile cap top rebar artificial bending device of claim 1, wherein: the supporting structure is an inclined supporting rod (24), the inclined supporting rod (24) is connected with the vertical plate (21) in a welding mode, and a supporting base (25) is arranged at the bottom of the inclined supporting rod (24).

5. The pile cap top steel bar manual bending device according to any one of claims 1 to 4, wherein: the vertical plate (21) is a steel plate with the thickness of 10mm, the included angle between the inclined stay bar (24) and the vertical plate (21) is 30 degrees, and the inclined stay bar (24) is a steel pipe with the diameter of 48 mm.

6. The pile cap top steel bar manual bending device according to any one of claims 1 to 4, wherein: one end of the holding rod (11) is connected with a first barrier strip (13) and a second barrier strip (14) in a welding mode, and the first barrier strip (13) and the second barrier strip (14) respectively form a reinforcing steel bar bayonet (12) on two sides of the holding rod (11).

7. The pile cap top rebar artificial bending device of claim 6, wherein: first blend stop (13) and second blend stop (14) are two diameter for 20 mm's reinforcing bar section, and first blend stop (13) and second blend stop (14) set up in the both sides of holding pole (11), and first blend stop (13) and second blend stop (14) are 50mm along holding pole (11) axial distance.

Images