CN221353716U - Cable threading head guiding device for weak current construction - Google Patents

Abstract

The utility model discloses a cable threading head guide device for weak current construction, which comprises a head guide part and a pull rod, wherein the pull rod is movably arranged on the head guide part, a fixing hole is formed in the center of the head guide part in a penetrating way, a horn hole is formed in one side of the head guide part, and a wire fixing part is arranged at one end of the horn hole of the pull rod so as to facilitate the cable head to be inserted into the wire fixing part; the pull rod is pulled to move away from the direction of loudspeaker hole to make gu line portion accept in loudspeaker hole, because of the upper and lower narrow of loudspeaker hole, and then make the cable head in the gu line portion tight in the loudspeaker head, the cable head is not exposed, in order to reduce this cable threading head guiding device and pull the in-process that the cable passed the pipeline, the dust in the steel pipe can adhere to the condition emergence on the cable head, follow-up take off the cable head from gu line portion, the cable head is dust-free, can directly peg graft the cable head in weak current electrical equipment, indirectly improved the work efficiency of weak current construction.

Description

Cable threading head guiding device for weak current construction

Technical Field

The utility model relates to the technical field of weak current engineering, in particular to a cable threading head guiding device for weak current construction.

Background

Weak electricity engineering is a classification of electrical applications. The power application can be classified into a strong current type and a weak current type according to the power transmission power. In general, weak current means a direct current circuit or an audio, video, network, telephone line, and alternating voltage is generally within 36V. In the field of weak current engineering, it is often necessary to pass cables through walls, electrical cabinet walls, etc. for the purpose of signal transmission or wiring, etc.

In order to protect the cable from mechanical or chemical damage, the cable is usually threaded into a steel tube to ensure safe use of the cable. The prior art adopts guiding device to be connected with the haulage rope, and guiding device drives the haulage rope and penetrates in the steel pipe to take out from another port of threading pipe, afterwards, is connected with guiding device to pass the process of pipeline with the cable through guiding device.

But in the process that the cable penetrates through the steel pipe, the cable head is exposed because the cable is clamped on the guide device, dust in the steel pipe is easy to adhere to the cable head, so that the dust in the cable head needs to be blown clean in time before the cable head is spliced in weak current electrical equipment, and the working efficiency of weak current construction is reduced.

Disclosure of utility model

The utility model mainly aims to provide a cable threading head guiding device for weak current construction, which aims to solve the problems.

In order to achieve the above object, the present utility model provides a cable threading head guiding device for weak current construction, comprising:

The head guide part is provided with a horn hole at one side, the horn hole is wide in upper part and narrow in lower part, the center of the head guide part is penetrated with a fixing hole, and the horn hole is communicated with the fixing hole; and

The drawing rod is movably arranged in the fixing hole, one end of the drawing rod, which is close to the horn hole, is provided with a wire fixing part, and the cable head is inserted into the wire fixing part;

The pulling rod is forced to move in a direction away from the horn hole, and the wire fixing part is accommodated in the horn hole so that the cable head is accommodated in the head guide part.

Optionally, the wire fixing part comprises a plurality of fixing blocks, the fixing blocks are enclosed to form a limiting hole, and the section of each fixing block is trapezoid.

Optionally, a gap is formed between two adjacent fixing blocks, and the limiting hole extends to the middle part of the drawing rod along the axial direction of the drawing rod.

Optionally, two threaded holes are formed in the outer circumference of the head guiding portion, the two threaded holes are arranged opposite to each other, and the two threaded holes are communicated with the horn hole or the fixing hole.

Optionally, the guiding device for the threading head of the cable for weak current construction further comprises two pressing pieces, wherein the two pressing pieces are respectively installed in the two threaded holes, and the two threaded pressing pieces are used for propping against the pull rod.

Optionally, a positioning piece is installed on one side, far away from the horn hole, of the head guiding part, at least one positioning hole is formed in the drawing rod corresponding to the positioning piece, and the positioning piece is clamped in the positioning hole.

Optionally, the locating piece includes locating piece and protruding pole, protruding pole movable mounting in the locating piece, protruding pole joint in the locating hole.

Optionally, the locating piece is equipped with the movable groove, install the elastic component in the movable groove, the protruding pole with the elastic component is connected, so that protruding pole for the locating piece pops out, the locating piece still is equipped with the action bars, the action bars with protruding pole is connected, just the action bars expose in the locating piece.

Optionally, a pull ring is arranged at one end of the pull rod away from the wire fixing part.

According to the technical scheme, the drawing rod is movably arranged on the head guide part, the fixing hole is formed in the center of the head guide part in a penetrating mode, the horn hole is formed in one side of the head guide part, and the wire fixing part is arranged at one end of the horn hole of the drawing rod so that the cable head can be inserted into the wire fixing part; the pull rod is pulled to move away from the direction of loudspeaker hole to make gu line portion accept in loudspeaker hole, because of the upper and lower narrow of loudspeaker hole, and then make the cable head in the gu line portion tight in the loudspeaker head, the cable head is not exposed, in order to reduce this cable threading head guiding device and pull the in-process that the cable passed the pipeline, the dust in the steel pipe can adhere to the condition emergence on the cable head, follow-up take off the cable head from gu line portion, the cable head is dust-free, can directly peg graft the cable head in weak current electrical equipment, indirectly improved the work efficiency of weak current construction.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic perspective view of an embodiment of a cable threading head guiding device for weak current construction;

FIG. 2 is a schematic view showing an exploded structure of an embodiment of the cable threading head guide for weak current construction of the present utility model;

FIG. 3 is a schematic view of a cable threading head guiding device for weak current construction according to an embodiment of the present utility model in another view;

FIG. 4 is a cross-sectional view of one embodiment of the cable threading head guide device for weak current construction of the present utility model;

fig. 5 is an enlarged view of the structure at a in fig. 4.

Reference numerals illustrate:

the achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.

In the present utility model, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Furthermore, descriptions such as those referred to as "first," "second," and the like, are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying an order of magnitude of the indicated technical features in the present disclosure. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" as it appears throughout is meant to include three side-by-side schemes, for example, "a and/or B", including a scheme, or B scheme, or a scheme that is satisfied by both a and B. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

The utility model provides a cable threading head guiding device 100 for weak current construction. Referring to fig. 1 to 5, fig. 1 is a schematic perspective view illustrating an embodiment of a cable threading head guiding device 100 for weak current construction according to the present utility model; FIG. 2 is a schematic diagram showing an exploded structure of an embodiment of a cable threading head guide 100 for weak current construction according to the present utility model; fig. 3 is a schematic structural view of an embodiment of the cable threading head guiding device 100 for weak current construction according to the present utility model in another view; FIG. 4 is a cross-sectional view of one embodiment of the cable threading head guide device 100 for weak current construction of the present utility model; fig. 5 is an enlarged view of the structure at a in fig. 4.

In an embodiment of the present utility model, as shown in fig. 1 to 5, a weak current construction cable threading head guiding device 100 according to the present utility model includes:

A head guide part 10, wherein a horn hole 11 is arranged on one side of the head guide part 10, the horn hole 11 is wide at the upper part and narrow at the lower part, a fixing hole 12 is penetrated in the center of the head guide part 10, and the horn hole 11 is communicated with the fixing hole 12; and

The drawing rod 20 is movably arranged in the fixed hole 12, one end of the drawing rod, which is close to the horn hole 11, is provided with a wire fixing part 21, and the cable head is inserted into the wire fixing part 21;

The pull rod 20 is forced to move in a direction away from the flare 11, and the wire fixing portion 21 is accommodated in the flare 11 so that the cable head is accommodated in the head guide portion 10.

According to the technical scheme, the drawing rod 20 is movably arranged on the head guide part 10, the fixing hole 12 is formed in the center of the head guide part 10 in a penetrating manner, the horn hole 11 is formed in one side of the head guide part 10, and the wire fixing part 21 is arranged at one end of the horn hole 11 of the drawing rod so as to enable the cable head to be inserted into the wire fixing part 21; pulling pull rod 20 moves to the direction of keeping away from horn vent 11 to make gu line portion 21 accept in horn vent 11, because of the horn vent 11 is wide down narrow, and then make the cable head in gu line portion 21 tight at the interior quilt clamp of horn head, the cable head is not exposed, in order to reduce this cable threading head guiding device 100 and pull the in-process that the cable passed the pipeline, the circumstances that dust in the steel pipe can adhere to the cable head takes place, follow-up take off the cable head from gu line portion 21, the cable head is dust-free, can directly peg graft the cable head in weak current electrical equipment, indirectly improved the work efficiency of weak current construction.

In one embodiment, the head guide 10 is semi-spherical. The center of the head guiding part 10 is penetrated with a fixing hole 12 for accommodating the drawing rod 20, so that the drawing rod 20 can be drawn in the head guiding part 10, a cable head in the head guiding part 10 is driven to be drawn into the horn hole 11 or the fixing hole 12, the cable head is not exposed, the head guiding part 10 can protect the cable head, and the situations that the cable head is exposed and dust adheres to the steel pipe are reduced.

In an embodiment, the pull ring 23 is mounted at the end of the pull rod 20 away from the wire fixing portion 21, and the pull ring 23 can be used for connection with a traction rope, and the pull ring 23 can be pulled conveniently to pull the pull rod 20 to move away from the flare hole 11.

As shown in fig. 1 to 4, in order to better fix the cable head, the wire fixing portion 21 includes a plurality of fixing blocks 210, the plurality of fixing blocks 210 are enclosed to form a limiting hole 22, a cross section of each fixing block 210 is trapezoid, a gap 211 is formed between two adjacent fixing blocks 210, and the limiting hole 22 extends to the middle of the drawing rod 20 along the axial direction of the drawing rod 20.

In one embodiment, the wire fixing portion 21 is provided with a plurality of fixing blocks 210 so that the cable head and a small cable can be put into the limiting hole 22.

When the cable head needs to be placed into the limiting hole 22, the pull rod 20 can be pushed in the direction close to the horn hole 11, so that the plurality of fixing blocks 210 of the cable fixing part 21 are unfolded, after the cable head is placed into the limiting hole 22, the pull rod 20 is pulled in the direction close to the horn hole 11, so that the plurality of fixing blocks 210 of the cable fixing part 21 are folded, and the plurality of blocks are extruded to the inner wall of the horn hole 11 in the horn hole 11, so that a small section of cable and the cable head are wrapped by the plurality of fixing blocks 210 and fixed in the limiting hole 22. The limiting hole 22 extends to the middle of the pull rod 20 along the axial direction of the pull rod 20, so that the cable head can be contained in the limiting hole 22, and a small section of cable can be contained in the limiting hole.

In order to fix the cable head in the limiting hole 22 more firmly, two threaded holes 13 are formed in the outer circumference of the head guiding portion 10, the two threaded holes 13 are arranged opposite to each other, and the two threaded holes 13 are communicated with the horn hole 11 or the fixing hole 12. The cable threading head guiding device 100 for weak current construction further comprises two pressing pieces 30, the two pressing pieces 30 are respectively installed in the two threaded holes 13, and the two pressing pieces 30 are used for pressing the drawing rod 20.

In one embodiment, the two pressing members 30 are screwed into the two threaded holes 13, respectively, and the bottoms of the two pressing members 30 can be pressed against the drawing rod 20. The two pressing pieces 30 are fixed in the two threaded holes 13 to apply a certain pressure to the drawing rod 20, and the drawing rod 20 is pressed to the cable in the limiting hole 22 under the stress, so that the cable and the cable head are fixed in the limiting hole 22 and are not easy to separate.

As shown in fig. 3 to 5, the cable head and a small section of cable are fixedly placed in the limiting hole 22, and the cable head and the small section of cable are drawn into the fixing hole 12 and the horn hole 11 with the movement of the drawing rod 20. After that, the pull rod 20 needs to be fixed so as to prevent the pull rod 20 from being separated from the head guide 10 when the head guide 10 rolls in the steel pipe. For this purpose, the head guiding portion 10 is provided with a positioning member 14 at a side far away from the bell mouth 11, and the pull rod 20 is provided with at least one positioning hole 200 corresponding to the positioning member 14, and the positioning member 14 is clamped in the positioning hole 200. The positioning piece 14 comprises a positioning block 140 and a convex rod 141, the convex rod 141 is movably mounted on the positioning block 140, and the convex rod 141 is clamped in the positioning hole 200.

In an embodiment, the positioning block 140 is used for installing the protruding rod 141, and the protruding rod 141 can extend or retract relative to the positioning block 140, so as to be conveniently clamped to the positioning hole 200 on the pull rod 20, so as to fix the pull rod 20.

In order to facilitate the operation of the protruding rod 141, the positioning block 140 is provided with a movable groove 142, an elastic piece 143 is installed in the movable groove 142, the protruding rod 141 is connected with the elastic piece 143 so that the protruding rod 141 pops up relative to the positioning block 140, the positioning piece 14 is further provided with an operation rod 144, the operation rod 144 is connected with the protruding rod 141, and the operation rod 144 is exposed out of the positioning block 140.

In an embodiment, the cable head and a small section of cable are placed in the limiting hole 22, the pull rod 20 is pulled to move away from the bell mouth 11 until the plurality of fixing blocks 210 are completely accommodated in the bell mouth 11, and the pull rod 20 can be rotated to align the positioning hole 200 of the pull rod 20 with the protruding rod 141, so that the protruding rod 141 is automatically ejected and clamped into the positioning hole 200 under the resilience action of the elastic element 143.

In one embodiment, the elastic member 143 is a spring.

Wherein the draw rod 20 is positioned by the positioning member 14. The number of the positioning members 14 may be one, two or three, etc., and the present utility model is not limited to the number of the positioning members 14.

Before the pull rod 20 needs to be pushed in a direction approaching to the bell mouth 11, the operation rod 144 needs to be operated to move in a direction away from the positioning hole 200, so that the protruding rod 141 no longer clamps the pull rod 20. The pull rod 20 can then be pushed in a direction towards the bell mouth 11.

In order to be able to connect to the traction rope, the end of the pull rod 20 remote from the wire fixing portion 21 is provided with a pull ring 23. The pulling rope is tied to the pull ring 23, and the cable threading head guide 100 can pull the pulling rope through the steel pipe.

The foregoing description of the preferred embodiments of the present utility model should not be construed as limiting the scope of the utility model, but rather should be understood to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the utility model as defined by the following description and drawings or any application directly or indirectly to other relevant art(s).

Claims (9)

1. The utility model provides a cable threading head guiding device for light current construction which characterized in that includes:

The head guide part is provided with a horn hole at one side, the horn hole is wide in upper part and narrow in lower part, the center of the head guide part is penetrated with a fixing hole, and the horn hole is communicated with the fixing hole; and

The drawing rod is movably arranged in the fixing hole, one end of the drawing rod, which is close to the horn hole, is provided with a wire fixing part, and the cable head is inserted into the wire fixing part;

The pulling rod is forced to move in a direction away from the horn hole, and the wire fixing part is accommodated in the horn hole so that the cable head is accommodated in the head guide part.

2. The device for guiding the threading head of the cable for weak current construction according to claim 1, wherein the wire fixing part comprises a plurality of fixing blocks, the plurality of fixing blocks are enclosed to form a limiting hole, and the section of each fixing block is trapezoid.

3. The weak current construction cable threading head guide device according to claim 2, wherein a gap is formed between two adjacent fixed blocks, and the limiting hole extends to the middle part of the drawing rod along the axial direction of the drawing rod.

4. The head guide device for threading a cable for weak current construction according to claim 1, wherein two threaded holes are formed in the outer circumference of the head guide portion, the two threaded holes are arranged opposite to each other, and the two threaded holes are communicated with the horn hole or the fixing hole.

5. The device for guiding the threading head of the cable for weak current construction according to claim 4, further comprising two pressing pieces respectively mounted to the two threaded holes, wherein the two pressing pieces are used for pressing the pull rod.

6. The head guide device for threading a cable for weak current construction according to any one of claims 1 to 5, wherein a positioning member is mounted on one side of the head guide portion away from the horn hole, the pull rod is provided with at least one positioning hole corresponding to the positioning member, and the positioning member is clamped in the positioning hole.

7. The device for guiding the threading head of the cable for weak current construction according to claim 6, wherein the positioning piece comprises a positioning block and a protruding rod, the protruding rod is movably mounted on the positioning block, and the protruding rod is clamped in the positioning hole.

8. The device for guiding the threading head of the cable for weak current construction according to claim 7, wherein the positioning block is provided with a movable groove, an elastic piece is arranged in the movable groove, the protruding rod is connected with the elastic piece so as to enable the protruding rod to pop up relative to the positioning block, the positioning piece is further provided with an operating rod, the operating rod is connected with the protruding rod, and the operating rod is exposed out of the positioning block.

9. The weak current construction cable threading head guide apparatus according to any one of claims 1 to 5, wherein an end of the pull rod remote from the wire fixing portion is provided with a pull ring.