CN219316439U

CN219316439U - Portable steel bar binding device

Info

Publication number: CN219316439U
Application number: CN202223137560.0U
Authority: CN
Inventors: 徐亮
Original assignee: China Huaye Group Co Ltd
Current assignee: China Huaye Group Co Ltd
Priority date: 2022-11-22
Filing date: 2022-11-22
Publication date: 2023-07-07
Anticipated expiration: 2032-11-22

Abstract

The utility model provides a portable steel bar binding device which comprises a protective sleeve, a rotating shaft, a fixing piece, a connecting block and a lifting hook, wherein the protective sleeve is sleeved at one end of the rotating shaft and is fixed on the rotating shaft through the fixing piece; the connecting block is arranged at one end of the rotating shaft protruding out of the protective sleeve, and the lifting hook is fixed at the end part of the rotating shaft through the connecting block and is clamped outside the protective sleeve. The portable steel bar binding device is small in size, light in weight, simple to operate, convenient to carry, simple to manufacture and low in cost, the portable steel bar binding device is used for carrying out steel bar binding work, the lifting protective sleeve is used for driving the lifting hook to rotate by utilizing the matching of the bolts and threads of the rotating shaft, so that the binding work of the steel bars is completed, the lifting hook is propped against and pressed, the rotating shaft can reversely rotate to return to the original position, the construction efficiency is effectively improved, and the investment cost is saved.

Description

Portable steel bar binding device

Technical Field

The utility model relates to the technical field of building tools, in particular to a portable steel bar binding device.

Background

In the process of binding and lapping the reinforcing steel bars in building construction, workers often need to screw up binding wires with pliers to finish binding the reinforcing steel bars, the method easily causes loose binding of the stirrups, loose binding points and oblique sliding of the stirrups, the construction is particularly laborious, the construction progress is influenced, and the working efficiency is low; in response to these problems, reinforcement bar binding devices have been developed.

The structure of the steel bar binding device is generally composed of a handle and a hook, a worker holds the handle by hand, the hook part hooks a binding wire, the rotating binding wire of the steel bar binding hook is rotated to bind the steel bars firmly, in the steel bar binding process, the worker needs to repeatedly rotate the binding action, the labor intensity is high, the wrist is easily worn, and the working efficiency is reduced; the automatic reinforcing steel bar binding device does not need excessive manual operation, but has the advantages of complex structure, large volume, inconvenient operation, high manufacturing cost and easy occurrence of safety accidents in the using process.

If the above-mentioned steel bar binding device is used, manual steel bar binding device simple structure easily carries, but repeated rotatory operation causes wearing and tearing to the wrist easily and work efficiency is lower, and automatic steel bar binding device work efficiency is high, but its structure complicacy is bulky, and the operation is inconvenient and manufacturing cost is high, easily takes place the incident in the use, so a small, light in weight, easy operation, convenient to carry, simple and easy, the steel bar binding device of with low costs of preparation is urgent need to deal with above-mentioned problem.

Disclosure of Invention

In view of the above problems, the utility model aims to provide a portable steel bar binding device, which is improved based on a manual steel bar binding device, and the obtained steel bar binding device has the advantages of simple structure, easy manufacture, small whole volume, light weight, convenient carrying, simple operation, time and labor saving and low manufacturing cost. The portable steel bar binding device provided by the utility model comprises a protective sleeve, a rotating shaft, a fixing piece, a connecting block and a lifting hook, and is characterized in that the protective sleeve is sleeved at one end of the rotating shaft and is fixed on the rotating shaft through the fixing piece; the connecting block is arranged at one end of the rotating shaft protruding out of the protective sleeve, and the lifting hook is fixed at the end part of the rotating shaft through the connecting block and is clamped outside the protective sleeve; wherein, the liquid crystal display device comprises a liquid crystal display device,

symmetric fixing holes are formed in the diameter direction of the protective sleeve;

the fixing piece comprises a bolt and a nut which are mutually matched; the nut is fixed on the protective sleeve and aligned with the fixing hole; the bolt is inserted into the protective sleeve through the nut and the fixing hole and is clamped in the thread of the rotating shaft.

In addition, a through hole is preferably formed in the middle of the connection block, the diameter of the through hole is larger than that of the rotation shaft, the end portion of the rotation shaft is inserted into the through hole and is fixedly connected with the through hole, and the lifting hook is fixedly connected with the connection block.

In addition, it is preferable that a thread-free section is provided at an end of the rotation shaft, to which the connection block is not connected, and the length of the thread-free section is one fourth of the total length of the rotation shaft.

In addition, the rotary shaft is preferably a wide-thread drill.

Furthermore, it is preferable that the protective sleeve is a steel sleeve.

In addition, the connecting block is preferably a hexagonal nut.

Furthermore, it is preferable that the diameter of the connection block is larger than the outer diameter of the protection sleeve.

Further, it is preferable that the tip portion of the bolt is a smooth arc surface.

Furthermore, it is preferable that an anti-slip structure is provided on the protective cover.

According to the portable steel bar binding device, the manual steel bar binding device is improved, the portable steel bar binding device is small in size, light in weight, simple to operate, convenient to carry, easy to manufacture and low in cost, and the portable steel bar binding device is used for driving the lifting hook to rotate by utilizing the cooperation of the bolts and the threads of the rotating shaft in the steel bar binding lap joint process, so that binding work of the steel bars is completed, the lifting hook is propped against and pressed, the rotating shaft reversely rotates to return to the original position, time and labor are saved, the construction efficiency is effectively improved, and the investment cost is saved.

Drawings

Other objects and results of the present utility model will become more apparent and readily appreciated by reference to the following description and claims in conjunction with the accompanying drawings and a more complete understanding of the utility model.

In the drawings:

fig. 1 is a schematic view of a portable reinforcement bar binding apparatus according to an embodiment of the present utility model.

In the figure, a 1-protective sleeve; 2-a rotation shaft; 3-fixing parts; 31-bolts; 32-nuts; 4-connecting blocks; 5-lifting hook; 6-fixing holes.

The same reference numerals will be used throughout the drawings to refer to similar or corresponding features or functions.

Detailed Description

Specific embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.

As shown in fig. 1, a portable reinforcement bar binding apparatus of the present utility model includes a protective cover 1, a rotation shaft 2, a fixing member 3, a connection block 4, and a hook 5.

The protection sleeve 1 is sleeved at one end of the rotating shaft 2 and is clamped and fixed on the rotating shaft 2 through the fixing piece 3; the rotating shaft 2 is positioned on the central axis of the protective sleeve 1, so that the rotating shaft 2 is uniformly stressed when rotating; the diameter of the rotating shaft 2 is smaller than the inner diameter of the protective sleeve 1, so that the rotating shaft 2 can freely rotate in the protective sleeve 1; an anti-slip structure is arranged on the protective sleeve 1 to increase friction force and facilitate use.

The connecting block 4 sets up the one end at rotation axis 2 protrusion lag 1, and lifting hook 5 passes through connecting block 4 to be fixed in rotation axis 2's tip and with lifting hook 5 card in the outside of lag 1.

A through hole is formed in the middle of the connecting block 4, the diameter of the through hole is larger than that of the rotating shaft 2, and the end part of the rotating shaft 2 is inserted into the through hole and fixedly connected with the through hole, and the lifting hook 5 is fixedly connected with the connecting block 4; the diameter of the connecting block 4 is larger than the outer diameter of the protective sleeve 1, and when the rotating shaft 2 is reset by propping against the lifting hook 5, the connecting block 4 can be clamped at the pipe orifice of the protective sleeve 1, so that the lifting hook 5 is prevented from propping into the protective sleeve 1 to influence the use; and because the area of contact of the rotating shaft 2 and the lifting hook 5 is small, the rotating shaft 2 and the lifting hook 5 are directly welded and easily fall off in the use process, and the end parts of the rotating shaft 2 and the lifting hook 5 are respectively inserted into the through holes of the connecting block 4 and welded, so that the contact area can be increased, and the connection is firmer.

The fixing member 3 includes a bolt 31 and a nut 32 which are mutually fitted; the nut 32 is fixed on the protective sleeve 1, a symmetrical fixing hole 6 is arranged in the diameter direction of the protective sleeve 1, and the nut 32 is aligned with the fixing hole 6; the bolt 31 is inserted into the protective sleeve 1 through the nut 32 and the fixing hole 6 and is clamped in the thread of the rotating shaft 2; the top end of the bolt 31 is a smooth arc surface, so that the rotary shaft 2 can be smoothly rotated.

A thread-free section is arranged at one end of the rotating shaft 2, which is not connected with the connecting block 4, so that the rotating shaft 2 is prevented from falling off from the fixing piece 3 in the lifting process; the length of the unthreaded section is one quarter of the total length of the rotary shaft 2.

In one specific embodiment of the utility model, the protective sleeve 1 is made of round steel pipes and is a steel pipe protective sleeve; the anti-skid sleeve is arranged on the surface of the protective sleeve 1 to increase friction force and facilitate use.

The rotating shaft 2 is made of a drill bit with wide threads, and the end part of the bolt 31 is clamped in the threads of the rotating shaft 2 to clamp the rotating shaft 2; the top end of the bolt 31 is a smooth cambered surface, so that the rotating shaft 2 can smoothly rotate; a thread-free section is arranged at one end of the rotating shaft 2, which is not connected with the connecting block 4, so that the rotating shaft 2 is prevented from falling off from the fixing piece 3 in the lifting process; the length of the unthreaded section is one quarter of the total length of the rotary shaft 2.

The fixing member 3 includes a bolt 31 and a nut 32 which are fitted to each other, and the bolt 31 is matched with the screw thread of the rotary shaft 2.

The connecting block 4 is made of a hexagonal nut, the hexagonal nut is provided with a screw hole, a through hole is not required to be additionally drilled, the diameter of the connecting block 4 is larger than the outer diameter of the protective sleeve 1, the lifting hook 5 can be prevented from being propped into the protective sleeve 1, and the next binding work is convenient; the diameter of the through hole on the connecting block 4 is larger than that of the rotating shaft 2, the rotating shaft 2 and the end part of the lifting hook 5 are respectively inserted into the through holes of the connecting block 4 and welded, so that the contact area can be increased, the connection is firmer, and the connecting block is not easy to fall off in the use process.

In manufacturing the portable reinforcing bar binding apparatus of the present utility model, a steel pipe is first prepared for manufacturing the protective cover 1, two sets of bolts 31 and nuts 32 which are mutually adapted are used for manufacturing the fixing member 3, a drill bit having a diameter smaller than the protective cover 1 and having a wide thread is used as the rotation shaft 2, a small-sized hook 5, and a hexagonal nut having an inner diameter larger than the diameter of the rotation shaft 2 and an outer diameter larger than the outer diameter of the protective cover 1 are used for manufacturing the connection block 4.

Two fixing holes 6 are obtained by vertically drilling in the diameter direction of the protective sleeve 1 according to the size of the bolts 31, then nuts 32 matched with the bolts 31 are welded to the outer sides of the fixing holes 6 and aligned with the fixing holes 6, and the two bolts 31 are screwed into the welded nuts 32 respectively and are inserted into the protective sleeve 1 through the fixing holes 6 in a rotating mode.

Then, a hexagonal nut serving as a connecting block 4 is sleeved at one end of the rotating shaft 2 protruding out of the protective sleeve 1 and welded and fixed, and the end part of the lifting hook 5 is welded at the other side of the connecting block 4 and is connected with the rotating shaft 2 through the connecting block 4.

Finally, the rotating shaft 2 is inserted into the protecting sleeve 1 along the central axis of the protecting sleeve 1, and bolts 31 on two sides are screwed to proper positions, so that the end parts of the bolts 31 are clamped in threads of the rotating shaft 2 to clamp the rotating shaft 2, the top end parts of the bolts 31 are smooth circular arcs, and the rotating shaft 2 freely rotates; the anti-skid sleeve is arranged on the surface of the protective sleeve 1, so that friction force is increased, and convenience is brought to workers to tie reinforcing steel bars.

When the portable steel bar binding device is used, the bolt 31 is matched with the threads on the rotating shaft 2, the protective sleeve 1 is lifted to drive the lifting hook 5 to rotate, so that the binding procedure of steel bars is completed, when the bolt 31 props against the unthreaded section of the rotating shaft 2 and cannot continue to work, the lifting hook 5 only needs to prop against and press, the rotating shaft 2 can reversely rotate to return to the original position, the connecting block 4 is clamped at the pipe orifice position of the protective sleeve 1, and the lifting hook 5 can be prevented from entering the protective sleeve 1.

According to the technical scheme, the portable steel bar binding device is improved based on the manual steel bar binding device, the portable steel bar binding device is small in size, light in weight, simple to operate, convenient to carry, easy to manufacture and low in cost, the portable steel bar binding device is firmer and more stable in the steel bar binding overlap joint procedure process, the construction speed is greatly improved, time and labor are saved, the construction efficiency is effectively improved, and the investment cost is saved.

The portable reinforcement bar binding apparatus according to the present utility model is described above by way of example with reference to the accompanying drawings. However, it will be appreciated by those skilled in the art that various modifications may be made to the portable reinforcement bar binding apparatus of the present utility model as set forth above without departing from the teachings of the present utility model. Accordingly, the scope of the utility model should be determined from the following claims.

Claims

1. The portable steel bar binding device comprises a protective sleeve, a rotating shaft, a fixing piece, a connecting block and a lifting hook, and is characterized in that the protective sleeve is sleeved at one end of the rotating shaft and is fixed on the rotating shaft through the fixing piece; the connecting block is arranged at one end of the rotating shaft protruding out of the protective sleeve, and the lifting hook is fixed at the end part of the rotating shaft through the connecting block and is clamped outside the protective sleeve; wherein, the liquid crystal display device comprises a liquid crystal display device,

2. The portable reinforcing bar binding apparatus of claim 1, wherein a through hole is provided in the middle of the connection block, an end of the rotation shaft is inserted into the through hole and fixedly connected with the through hole, and the hook is fixedly connected with the connection block.

3. The portable reinforcement bar binding apparatus of claim 1, wherein an unthreaded section is provided at an end of the rotation shaft to which the connection block is not connected, the unthreaded section having a length of one fourth of the total length of the rotation shaft.

4. The portable reinforcement bar binding apparatus of claim 1, wherein the rotation shaft is a wide threaded drill bit.

5. The portable reinforcement bar binding apparatus of claim 1, wherein the protective sleeve is a steel sleeve.

6. The portable reinforcement bar binding apparatus of claim 1, wherein the connection block is a hex nut.

7. The portable reinforcement bar binding apparatus of claim 1, wherein the diameter of the connection block is greater than the outer diameter of the protective sleeve.

8. The portable reinforcement bar binding apparatus of claim 1, wherein the top end portion of the bolt is a smooth cambered surface.

9. The portable reinforcement bar binding apparatus of claim 1, wherein an anti-slip structure is provided on the protective sleeve.