CN215221565U

CN215221565U - Hand-held type threading apparatus is used in building electrical construction

Info

Publication number: CN215221565U
Application number: CN202121055717.8U
Authority: CN
Inventors: 徐宝峰; 陈旭翔; 丛峰; 孙思佳; 张焕亮
Original assignee: China Third Metallurgical Group Co Ltd
Current assignee: China Third Metallurgical Group Co Ltd
Priority date: 2021-05-17
Filing date: 2021-05-17
Publication date: 2021-12-17
Anticipated expiration: 2031-05-17

Abstract

The utility model relates to a hand-held threading device for building electrical construction, which comprises a steel wire wheel, a wheel bracket and a steel wire output port; the steel wire wheel is coaxially connected with the wheel bracket and can rotate relative to the wheel bracket; the steel wire is wound on the outer side of the steel wire reel; a steel wire output port is arranged at one side of the wire wheel bracket; the steel wire output port consists of a supporting block, a wire outlet pipe, a first wire pressing plate, a second wire pressing plate, a locking bolt and a sleeve; hand-held type threading apparatus simple structure carries, convenient to use, and recoverable used repeatedly of copper wire is favorable to improving the efficiency of construction, reduces construction cost.

Description

Hand-held type threading apparatus is used in building electrical construction

Technical Field

The utility model relates to a building electrical construction field especially relates to a hand-held type threading apparatus for building electrical construction.

Background

In the building electrical construction, the workload of penetrating the reserved protection pipe by the electric wire is large, the traditional construction method adopts the steel wire to directly penetrate the pipe, when the pipeline turns more and the bending degree of the embedded pipe is large, the pipe is often difficult to penetrate, sometimes, the pipeline is even required to be laid again, and the time and the labor are wasted.

Experienced electricians often adopt a method of simultaneously threading steel wires with pipe orifices at two ends, namely a method of twisting. The process is roughly as follows: the steel wire is bent towards the head part of one end of the pipe orifice at one end of the pipe, the head part is in a large Z shape, the steel wire rotates around an axis while paying off, namely twisting is carried out until the steel wire is twisted together with the steel wire which extends into the pipe from the other end of the pipe, and then the steel wire is drawn out from one end. By adopting the mode, the steel wire is not easy to straighten after being bent, can not be reused, and can be thrown away once or twice for most purposes. Not only is inconvenient to carry and use, but also the cost is increased, so that the materials cannot be reused, and the construction cost is increased.

Disclosure of Invention

The utility model provides a building electrical construction is with hand-held type threading apparatus, simple structure carries, convenient to use, and recoverable used repeatedly of copper wire is favorable to improving the efficiency of construction, reduces construction cost.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a hand-held threading device for building electrical construction comprises a steel wire wheel, a wheel bracket and a steel wire output port; the steel wire wheel is coaxially connected with the wheel bracket and can rotate relative to the wheel bracket; the steel wire is wound on the outer side of the steel wire reel; a steel wire output port is arranged at one side of the wire wheel bracket; the steel wire output port consists of a supporting block, a wire outlet pipe, a first wire pressing plate, a second wire pressing plate, a locking bolt and a sleeve; the supporting block is fixedly connected with the wire wheel bracket, a positioning platform is arranged at the outer end of the supporting block, the first wire pressing plate is fixedly arranged on the positioning platform, and the second wire pressing plate is fixedly connected with the first wire pressing plate through a locking bolt; the supporting block is provided with a through hole for a steel wire to pass through; the outer end of supporting shoe links to each other with the play spool, and the outside of play spool is located to the cover barrel casing, and the sleeve can rotate around the play spool, is equipped with limit structure on the play spool and restricts sleeve along axial displacement.

The steel wire reel consists of a wheel body, a cross support and a reel rotating handle; a cross support is arranged in the wheel body, and a wire accommodating groove is formed in the outer edge of the wheel body along the circumferential direction; a positioning hole is formed in the wheel body, and one end of a steel wire penetrates through the positioning hole and then is positioned and fixed through a hook structure; one side of the wheel body is provided with a wire wheel rotating handle.

The wire wheel bracket consists of a supporting wheel, a cross-shaped supporting frame and a bracket rotating handle; a cross-shaped support frame is arranged in the supporting wheel, and a support rotating handle is arranged on the outer side of the supporting wheel.

The steel wire wheel is connected with the wire wheel bracket through a central shaft; the cross support center of the steel wire wheel and the cross support frame center of the wheel bracket are respectively provided with a shaft hole, and the center shaft penetrates through the shaft holes to realize coaxial connection.

Go out the outer end of spool and set for the location boss, spacing bolt hole is established to telescopic outer end, passes behind the spacing bolt hole through spacing bolt and realizes being connected with the rotation between spool and the sleeve with the location boss cooperation.

And the contact surfaces of the first wire pressing plate and the second wire pressing plate are respectively provided with a grid anti-slip surface.

Compared with the prior art, the beneficial effects of the utility model are that:

1) the steel wire is wound on the steel wire reel, so that the steel wire reel is convenient to store and use, and the steel wire is convenient to recover after being used after being threaded through the steel wire reel and can be recycled;

2) the handheld structure is convenient and quick to operate, and the construction efficiency is improved;

3) rotate the rotation that realizes the copper wire line wheel through the line wheel, rotate the twitch of realizing the copper wire for the axis through the support, compare with the conventional threading apparatus that only has the unwrapping wire function, be applicable more to the condition that the bend is more or the pipeline is not smooth.

Drawings

Fig. 1 is the utility model discloses a structure schematic diagram of a hand-held type threading apparatus for building electrical construction.

Fig. 2 is the structure schematic diagram of the steel wire wheel of the utility model.

Fig. 3 is a left side view of fig. 2.

Fig. 4 is the structure schematic diagram of the wire wheel bracket of the utility model.

Fig. 5 is a front sectional view of the steel wire outlet of the present invention.

Fig. 6 is a front sectional view of fig. 5.

In the figure: 1. steel wire reel 11, reel body 12, cross support 13, reel rotating handle 14, wire containing groove 15, positioning hole 2, reel bracket 21, supporting wheel 22, cross support frame 23, bracket rotating handle 3, steel wire output port 31, supporting block 32, first wire pressing plate 33, second wire pressing plate 34, locking bolt 35, wire outlet pipe 36, sleeve 37, limiting bolt 4, central shaft 5 and steel wire

Detailed Description

The following description of the embodiments of the present invention will be made with reference to the accompanying drawings:

as shown in fig. 1-6, the utility model relates to a hand-held threading apparatus for building electrical construction, which comprises a steel wire reel 1, a reel bracket 2 and a steel wire output port 3; the steel wire reel 1 is coaxially connected with the reel bracket 2, and the steel wire reel 1 can rotate relative to the reel bracket 2; the steel wire 5 is wound on the outer side of the steel wire reel 1; a steel wire output port 3 is arranged at one side of the wire wheel bracket 2; the steel wire output port 3 consists of a supporting block 31, a wire outlet pipe 35, a first wire pressing plate 32, a second wire pressing plate 33, a locking bolt 34 and a sleeve 36; the supporting block 31 is fixedly connected with the reel bracket 2, the outer end of the supporting block 31 is provided with a positioning platform, the first wire pressing plate 32 is fixedly arranged on the positioning platform, and the second wire pressing plate 33 is fixedly connected with the first wire pressing plate 32 through a locking bolt 34; a through hole is formed in the supporting block 31 for the steel wire 5 to pass through; the outer end of supporting shoe 31 links to each other with outlet pipe 35, and the outside of outlet pipe 35 is located to sleeve 36 cover, and sleeve 36 can rotate around outlet pipe 35, and the last limit structure that sets up of outlet pipe restricts sleeve along axial displacement.

The steel wire reel 1 consists of a reel body 11, a cross support 12 and a reel rotating handle 13; a cross support 12 is arranged in the wheel body 11, and a wire accommodating groove 14 is formed in the outer edge of the wheel body 11 along the circumferential direction; a positioning hole 15 is formed in the wheel body 11, and one end of the steel wire 5 passes through the positioning hole 15 and then is positioned and fixed through a hook structure; one side of the wheel body 11 is provided with a wire wheel rotating handle 13.

The reel bracket 2 consists of a supporting wheel 21, a cross supporting frame 22 and a bracket rotating handle 23; the supporting wheel 21 is internally provided with a cross supporting frame 22, and the supporting wheel 21 is externally provided with a bracket rotating handle 23.

The steel wire reel 1 is connected with the reel bracket 2 through a central shaft 4; the centers of the cross supports 12 and 22 of the wire wheel supports 1 and 2 are respectively provided with an axle hole, and the axle holes are penetrated through a central shaft 4 to realize coaxial connection.

The boss is located to the outer end of play spool 35, and the spacing bolt hole is established to the outer end of sleeve 36, passes behind the spacing bolt hole through spacing bolt 37 and realizes being connected with the rotation between spool 35 and the sleeve 36 with the location boss cooperation.

And grid anti-slip surfaces are respectively arranged on the contact surfaces of the first wire pressing plate 32 and the second wire pressing plate 33.

In a building electrical construction is with hand-held type threading apparatus, the copper wire line wheel passes through the center pin and installs on line wheel support to line wheel support rotation relatively. And the steel wire output port is welded and fixed with the wire wheel bracket.

The steel wire wheel is provided with a wire wheel rotating handle, and the wire wheel bracket is provided with a bracket rotating handle.

The first wire pressing plate is fixedly welded on the positioning platform of the supporting block, bolt holes are respectively formed in the second wire pressing plate and the first wire pressing plate, and the locking bolts sequentially penetrate through the bolt holes in the second wire pressing plate and the first wire pressing plate and then are screwed on the supporting block. And the steel wire led out from the steel wire reel penetrates out of the wire outlet pipe after passing through the space between the first wire pressing plate and the second wire pressing plate.

The outer end of the wire outlet pipe is provided with a boss, the sleeve is matched with the boss through a limiting bolt to be movably connected with the wire outlet pipe, and the sleeve can rotate around the wire outlet pipe.

One end of the steel wire is hooked and then extends into the positioning hole to realize fixation on the steel wire wheel.

When a building electrical construction used hand-held type threading apparatus, drawn the free end of copper wire from the copper wire delivery outlet, under the unblocked normal construction state of buried pipe in advance, only needed to stretch into the copper wire from buried pipe one end in advance, rotated the unwrapping wire through the line wheel, made the copper wire wear out the back from the buried pipe other end in advance and taken back the electric wire, accomplished the threading operation promptly.

When the pre-buried pipe is narrow and difficult to pass due to more bent pipes or deformation, a steel wire for connecting an electric wire is penetrated into the pipe at one end of the pre-buried pipe until the pre-buried pipe is difficult to advance; then, threading is carried out on the other end of the pre-embedded pipe by adopting a handheld threading device, a bright hook at the head of a steel wire led out from a steel wire wheel extends into the pre-embedded pipe until the wire is difficult to advance, and the steel wire is locked and fixed between a first wire pressing plate and a second wire pressing plate through a locking bolt; then one hand holds the sleeve at the steel wire output port, and the other hand rotates the bracket handle, so that the threading device integrally rotates around the steel wire axis. The wire feeding is carried out while rotating, the steel wire moves forwards in the embedded pipe through twisting, when the head of the steel wire is twisted with the steel wire hook at the other end, the locking bolt is loosened, the wire winding wheel is rotated to take up the wire, the steel wire and the electric wire at the other end are taken out, and the threading operation is completed.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A hand-held threading apparatus for building electrical construction is characterized by comprising a steel wire reel, a reel bracket and a steel wire output port; the steel wire wheel is coaxially connected with the wheel bracket and can rotate relative to the wheel bracket; the steel wire is wound on the outer side of the steel wire reel; a steel wire output port is arranged at one side of the wire wheel bracket; the steel wire output port consists of a supporting block, a wire outlet pipe, a first wire pressing plate, a second wire pressing plate, a locking bolt and a sleeve; the supporting block is fixedly connected with the wire wheel bracket, a positioning platform is arranged at the outer end of the supporting block, the first wire pressing plate is fixedly arranged on the positioning platform, and the second wire pressing plate is fixedly connected with the first wire pressing plate through a locking bolt; the supporting block is provided with a through hole for a steel wire to pass through; the outer end of supporting shoe links to each other with the play spool, and the outside of play spool is located to the cover barrel casing, and the sleeve can rotate around the play spool, is equipped with limit structure on the play spool and restricts sleeve along axial displacement.

2. The hand-held threading device for building electrical construction of claim 1, wherein the steel wire reel is composed of a wheel body, a cross support and a reel rotating handle; a cross support is arranged in the wheel body, and a wire accommodating groove is formed in the outer edge of the wheel body along the circumferential direction; a positioning hole is formed in the wheel body, and one end of a steel wire penetrates through the positioning hole and then is positioned and fixed through a hook structure; one side of the wheel body is provided with a wire wheel rotating handle.

3. The hand-held threading device for building electrical construction of claim 1, wherein the thread wheel bracket is composed of a supporting wheel, a cross supporting frame and a bracket rotating handle; a cross-shaped support frame is arranged in the supporting wheel, and a support rotating handle is arranged on the outer side of the supporting wheel.

4. The hand-held threading device for building electrical construction of claim 1, wherein the steel wire reel is connected with the reel bracket through a central shaft; the cross support center of the steel wire wheel and the cross support frame center of the wheel bracket are respectively provided with a shaft hole, and the center shaft penetrates through the shaft holes to realize coaxial connection.

5. The handheld threading apparatus for building electrical construction of claim 1, wherein a positioning boss is provided at an outer end of the thread outlet pipe, a limiting bolt hole is provided at an outer end of the sleeve, and the limiting bolt passes through the limiting bolt hole and then cooperates with the positioning boss to realize the rotational connection between the thread outlet pipe and the sleeve.

6. The hand-held threading device for building electrical construction of claim 1, wherein the contact surfaces of the first wire pressing plate and the second wire pressing plate are respectively provided with a grid anti-slip surface.