CN209837715U - Reinforcing steel bar butt-joint bending device - Google Patents

Abstract

The utility model discloses a steel bar butt-joint bending device, which comprises a supporting base, wherein a jack is arranged on the supporting base, and the bottom end of the jack is fixed on the supporting base; the two sides of the jack are respectively provided with an upright post, the lower end of the upright post is fixed on the support base, the upper part of the upright post is provided with a steel bar accommodating hole, the side surface of the steel bar accommodating hole is provided with an opening for placing steel bars, and the top and the bottom in the steel bar accommodating hole are both provided with grooves for accommodating the steel bars; the orifices of the steel bar accommodating holes on the two upright posts are oppositely arranged, and when the piston rod of the jack is completely retracted, the top end of the jack is positioned under the steel bars placed on the two upright posts. The reinforcing steel bar butt-joint bending device can assist workers in bending reinforcing steel bars, can bend the reinforcing steel bars in a labor-saving manner, and reduces the labor intensity of the workers; the opening is arranged on the side face of the steel bar accommodating hole, so that the end of the steel bar can be lifted up to be directly placed into the steel bar accommodating hole from the side face of the upright post, and the operation is convenient.

Description

Reinforcing steel bar butt-joint bending device

Technical Field

The utility model relates to a building tool technical field, concretely relates to reinforcing bar butt joint device of buckling.

Background

The structures of pile foundations, frame columns and the like of high-rise buildings are built by gradually rising through one-section pouring, taking the frame columns as an example, a part of steel reinforcement frameworks newly poured on the frame columns need to be connected with a part of steel reinforcement frameworks already poured below, and then formwork supporting and concrete pouring are carried out.

In order to ensure that the force borne by the whole frame column is along the vertical direction and prevent the occurrence of transverse shearing force on the frame column, the ends of vertical steel bars in different pouring sections of the frame column are required to be correspondingly and fixedly connected, and the vertical steel bars are positioned on the same straight line.

In order to enable the vertical steel bars connected in the frame columns to be on the same straight line, in actual operation, the first mode is to directly butt joint the end faces of the upper vertical steel bar and the lower vertical steel bar and then weld the end faces, and the connection mode has the advantages of convenience in operation, small workload and short welding spots and is not firm in connection; the second mode is to adopt a sleeve, insert the ends of two sections of vertical steel bars from top to bottom into the upper and lower two parts of the sleeve respectively, then weld the steel bars and the sleeve, the connection of this mode is firmer, but the cost of the sleeve is higher; the third mode is to bend the ends of the upper and lower sections of vertical steel bars by an angle and then weld and fix the ends, and the mode has lower cost and firmer connection.

Above-mentioned third kind connected mode need buckle the end of reinforcing bar, and it is general at present to carry out the manpower by the workman with the help of simple instrument and buckle, because the reinforcing bar in pile foundation or the frame post is thicker, buckles very hard, and need buckle the processing to many reinforcing bars, and work load is great, consequently, needs provide a reinforcing bar butt joint device of buckling.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a reinforcing bar butt joint device of buckling solves the technical problem of the difficulty of buckling when among the prior art reinforcing bar butt joint.

In order to solve the technical problem, the utility model discloses a following technical scheme:

designing a steel bar butt-joint bending device, which comprises a supporting base, wherein a jack is arranged on the supporting base, and the bottom end of the jack is fixed on the supporting base; the two sides of the jack are respectively provided with an upright post, the lower end of each upright post is fixed on the support base, the upper part of each upright post is provided with a steel bar accommodating hole, the side surface of each steel bar accommodating hole is provided with an opening for placing steel bars, and the top and the bottom in each steel bar accommodating hole are respectively provided with a groove for accommodating the steel bars; two the drill way of the reinforcing bar accommodation hole on the stand sets up relatively, just when the piston rod of jack was completely retracted, the top of jack was located places two under the reinforcing bar on the stand.

Preferably, the bottom of the supporting base is provided with a reinforcing rib, and the reinforcing rib is parallel to the arrangement direction of the two upright posts.

Preferably, the jack is a hand-operated hydraulic jack or a pressure bar type hydraulic jack.

Preferably, a marker post is arranged between the two upright posts, and the height of the marker post is relatively higher than that of the steel bar accommodating hole.

Preferably, the upper part of the column, which is located at the reinforcing steel bar accommodating hole, is provided with at least two marker post holes, the marker post holes are arranged at intervals along the vertical direction, and the end parts of the marker posts are arranged in the marker post holes.

Preferably, the bottom of the upright post is provided with a connecting plate, and the connecting plate is connected with the supporting base through a bolt.

Preferably, the support base and the upright are both made of steel plates.

The utility model has the advantages of:

1. the utility model provides a reinforcing bar butt joint device of buckling can assist the workman to buckle the reinforcing bar, can comparatively laborsaving buckle the reinforcing bar, reduces workman's intensity of labour.

2. Generally, the reinforcing steel bars used for binding the reinforcement cage are very long and heavy, so that the whole reinforcing steel bar is inconvenient to be supported and moved to be placed in the reinforcing steel bar accommodating hole on the upright post; through top and bottom setting in the reinforcing bar accommodation hole be used for holding the recess of reinforcing bar, avoid the reinforcing bar to follow the reinforcing bar accommodation hole landing.

3. Through setting up the sighting rod, the angle of buckling of each reinforcing bar of being convenient for keeps unanimous, makes two upper and lower reinforcing bars can be located same straight line when making things convenient for the later stage butt joint.

4. The utility model discloses a support base has stronger anti deformability, can be used to the long-term use on the site and do not take place obvious deformation.

Drawings

FIG. 1 is a schematic structural view of a reinforcement cage and a frame column;

FIG. 2 is a schematic view of the butt joint of the reinforcement cage and the reinforcement bars on the frame columns;

fig. 3 is a front view of the embodiment 1 of the reinforcing bar butt-joint bending device of the present invention;

fig. 4 is a left side view of the embodiment 1 of the reinforcing bar butt-joint bending device of the present invention;

fig. 5 is an exploded view of the embodiment 2 of the reinforcing bar butt-joint bending device of the present invention;

fig. 6 is the utility model discloses reinforcing bar butt joint device embodiment 2's left side view.

In the drawings, each reference numeral means: the steel bar cage comprises a frame column 11, a lower vertical bar 111, a steel bar cage 12, an upper vertical bar 121, a support base 21, a reinforcing bar 211, a jack 22, a piston rod 221, a lever hole 222, a stand column 23, a steel bar accommodating hole 231, an opening 2311, a groove 2312, a connecting plate 232, a mark post 24, a mark post hole 241 and a bolt 25.

Detailed Description

The following embodiments are only intended to illustrate the present invention in detail, and do not limit the scope of the present invention in any way.

In the construction field, the steel bars need to be butted in many cases, and for the sake of understanding, taking a concrete building frame column as an example, as shown in fig. 1, the top end of the lower vertical bar 111 of the reinforcement cage embedded in the lower frame column 11 extends out of the concrete body poured in the frame column 11 for connecting the lower end of the upper vertical bar 121 of the upper reinforcement cage 12. As shown in fig. 2, during connection, the upper end of the lower vertical rib 111 and the lower end of the upper vertical rib 121 are bent at the same time, the surfaces of the bent parts of the lower vertical rib 111 and the upper vertical rib 121 are attached, the main bodies of the lower vertical rib 111 and the upper vertical rib 121 are positioned on the same vertical straight line, and then the bent parts are welded, so that the frame column is a stable whole after being built.

Example 1:

a reinforcing bar butt-joint bending device, please refer to fig. 3 and fig. 4 together.

As shown in fig. 3, the embodiment of the utility model provides a reinforcing bar butt joint bending apparatus is including supporting base 21, and support base 21 is a steel sheet, is equipped with jack 22 at the middle part that supports base 21, and jack 22's bottom mounting is on supporting base 21.

The two sides of the jack 22 are respectively provided with the upright post 23, in this embodiment, the upright post 23 is made of a steel plate, the lower end of the upright post 23 is fixed on the support base 21, as shown in fig. 4, the upper portion of the upright post 23 is provided with a steel bar accommodating hole 231, the steel bar accommodating hole 231 is a long hole extending in the up-down direction, the side surface of the steel bar accommodating hole 231 is provided with an opening 2311 for accommodating a steel bar, the top and the bottom of the steel bar accommodating hole 231 are both provided with grooves 2312 for accommodating the steel bar, in this embodiment, the opening 2311 is arranged in the oblique upward direction, so that the end of the steel bar can be conveniently lifted and directly fall into the.

The openings of the reinforcement-receiving openings 231 of the two columns 23 are oppositely disposed so that one reinforcement can be simultaneously inserted into the two reinforcement-receiving openings 231, thereby supporting the ends of the reinforcements on the two columns 23.

Further, when the piston rod 221 of the jack 22 is completely retracted, the top end of the jack 22 is located right below the steel bar placed on the two columns 23, that is, the two columns 23 and the jack 22 are arranged in the same straight line, and the height of the top end of the piston rod 221 is relatively lower than the height of the steel bar accommodating hole 231, so that the steel bar can be pushed upwards when the piston rod 221 of the jack 22 extends out until the steel bar is bent at an angle.

When the piston rod 221 of the jack 22 extends upwards to bend the steel bar, a downward huge reverse acting force is applied to the supporting base 21, and the steel bar butt-joint bending device needs to bend the ends of a large number of steel bars, so that the strength requirement of the supporting base 21 is high, and therefore, the bottom of the supporting base 21 is provided with the reinforcing ribs 211, and the reinforcing ribs 211 are arranged in parallel with the arrangement direction of the two upright posts 23 to enhance the strength of the supporting base 21 and prevent the supporting base 21 from being obviously deformed.

Further, a marker post 24 is provided between the two columns 23, and the height of the marker post 24 is relatively higher than that of the reinforcement receiving hole 231. The marker post 24 can play the marking role, when the piston rod 221 of the jack 22 bends the steel bar upwards, when the bending point of the steel bar is contacted with the lower surface of the marker post 24, the steel bar is stopped to be bent, so that the bending angle of each steel bar end is the same, and the later butt joint is facilitated.

As shown in fig. 4, two marker post holes 241 corresponding to the marker post 24 are disposed at the upper portion of the steel bar accommodating hole 231 on the pillar 23, the marker post holes 241 are spaced in the vertical direction, the end portions of the marker post 24 are installed in the marker post holes 241 with different heights, the height of the marker post 24 can be adjusted, and thus the bending angle of the steel bar can be adjusted.

In this embodiment, the jack 22 is a hydraulic jack of a press rod type, and the lever hole 222 at the front end thereof is used for inserting a lever. In other embodiments, the jack can also adopt a hand-operated hydraulic jack.

Example 2:

a reinforcing bar butt-joint bending device, please refer to fig. 5 and fig. 6.

As shown in fig. 5, compared with embodiment 1, the reinforcing bar butt-joint bending device of this embodiment has a connecting plate 232 at the bottom of the upright 23, the connecting plate 232 and the supporting base 21 are correspondingly provided with multiple sets of screw holes, and the connecting plate 232 is connected with the supporting base 21 through multiple bolts 25. The base of the jack 22 and the supporting base 21 are also correspondingly provided with a plurality of groups of screw holes, and the base of the jack 22 is fixedly arranged on the supporting base 21 through a plurality of bolts 25.

In addition, as shown in fig. 6, the opening 2311 on the side surface of the steel bar accommodating hole 231 is arranged obliquely downwards, so that the whole steel bar butt-joint bending device can be conveniently taken up and hung at the end of the steel bar, and for the steel bars of which the end is supported, the steel bar end can be bent conveniently by adopting the mode.

The present invention has been described in detail with reference to the accompanying drawings and embodiments, but those skilled in the art will understand that various specific parameters in the above embodiments can be changed without departing from the spirit of the present invention to form a plurality of specific embodiments, which are the common variation ranges of the present invention and will not be described in detail herein.

Claims (7)

1. A steel bar butt-joint bending device is characterized by comprising a supporting base, wherein a jack is arranged on the supporting base, and the bottom end of the jack is fixed on the supporting base; the two sides of the jack are respectively provided with an upright post, the lower end of each upright post is fixed on the support base, the upper part of each upright post is provided with a steel bar accommodating hole, the side surface of each steel bar accommodating hole is provided with an opening for placing steel bars, and the top and the bottom in each steel bar accommodating hole are respectively provided with a groove for accommodating the steel bars; two the drill way of the reinforcing bar accommodation hole on the stand sets up relatively, just when the piston rod of jack was completely retracted, the top of jack was located places two under the reinforcing bar on the stand.

2. The reinforcing steel bar butt-joint bending device according to claim 1, wherein a reinforcing rib is arranged at the bottom of the supporting base, and the reinforcing rib is arranged in parallel to the arrangement direction of the two upright posts.

3. The reinforcing steel bar butt-joint bending device according to claim 1, wherein the jack is a hand-operated hydraulic jack or a pressure bar type hydraulic jack.

4. A reinforcing bar butt-joint bending device according to claim 2, wherein a marker post is arranged between the two upright posts, and the height of the marker post is relatively higher than that of the reinforcing bar accommodating hole.

5. A reinforcing steel bar butt-joint bending device according to claim 4, wherein at least two marker post holes are formed in the upper portion of the upright post, which is located at the reinforcing steel bar accommodating hole, the marker post holes are arranged at intervals in the vertical direction, and the ends of the marker posts are installed in the marker post holes.

6. The reinforcing steel bar butt-joint bending device according to claim 1, wherein a connecting plate is arranged at the bottom of the upright post, and the connecting plate is connected with the support base through bolts.

7. The reinforcing bar butt-bending device according to claim 1, wherein the support base and the upright are made of steel plates.