CN217692348U - Auxiliary tool for laying control cable of power system - Google Patents

Abstract

The utility model discloses an electric power system control cable lays appurtenance, including direction head, threading pipe, the afterbody of direction head is provided with the external screw thread, and the one end of threading pipe is provided with the internal thread, and direction head and threading pipe threaded connection, threading pipe include first half a pipe, the half pipe of second, and first half a pipe, the half structure of second are the same, and all form to half ring column structure, connect through locking structure between first half a pipe and the second half a pipe. The integrated threading pipe in the prior art is designed into a combination of the first half pipe and the second half pipe, the threading pipe can be opened by adopting the design, and the threading pipe is not blocked by a cable any more when taken out, so that the threading pipe can be taken out in the direction along the cable laying direction or in the opposite direction, and the trouble that enough space is not required to be taken out along the cable laying direction is avoided; and the utility model discloses simple manufacture, the installation is dismantled conveniently, and the site operation of being convenient for uses practicality, strong adaptability.

Description

Auxiliary tool for laying control cable of power system

Technical Field

The utility model relates to a cable laying technical field especially relates to an electric power system control cable lays appurtenance.

Background

The quantity of secondary control cables in an electric power system is extremely large, the control cables are often required to be laid again when the secondary equipment technology is transformed, and when the control cables need to penetrate through cable holes with large cable density, the cables are easy to bend and deform due to narrow space, obstructed sight, poor mechanical strength of the control cables and the like, so that the laying difficulty is high. The current common measure is to use an iron wire to pass through as a lead wire, tie the cable on the iron wire and pull the cable forcibly, and then pass the cable through the cable hole. On one hand, other cable outer sheaths are easily damaged when the iron wire is threaded, and on the other hand, the resistance is large when the binding and pulling are carried out, so that the cable outer sheath is inconvenient to operate.

The patent with the application number of 2021210886264 discloses an auxiliary tool for laying a control cable of a power system, which comprises a threading pipe and a guide head; the first end of the guide head is in threaded connection with the first end of the threading pipe; the guide head is formed into a conical shape, the second end of the guide head is formed into a fillet structure, and an axial through hole is formed in the threading pipe. When the cable laying device is used, the threading pipe and the guide head are connected together, then the guide head is taken as a guide, the guide head is detached after the cable passes through the cable hole, the cable passes through the threading pipe, and the threading pipe is taken out along the cable routing direction, so that the cable laying can be completed. The disclosed patent document can prevent the cable from being damaged, but the threading pipe can be taken out only along the cable running direction because of the blocking of the cable, and there is not enough space along the cable running direction, so that there may be a problem that the taking-out is inconvenient.

Therefore, it is necessary to develop an auxiliary tool for laying control cables of an electric power system to solve the above problems.

Disclosure of Invention

The utility model aims at providing a power system control cable lays appurtenance has just been designed in order to solve above-mentioned problem.

The utility model discloses a following technical scheme realizes above-mentioned purpose:

the utility model provides an electric power system control cable lays appurtenance, includes direction head, threading pipe, and the afterbody of direction head is provided with the external screw thread, and the one end of threading pipe is provided with the internal thread, and direction head and threading pipe threaded connection, threading pipe include half first pipe, the half pipe of second, and the structure of half first pipe, the half pipe of second is the same, and all forms to semicircle columnar structure, connects through locking structure between half first pipe and the second.

Preferably, the locking structure comprises a plurality of locking blocks arranged on the first half pipe and a plurality of locking holes arranged on the second half pipe, and when the first half pipe and the second half pipe are connected, the locking blocks are in interference fit with the locking holes respectively.

Furthermore, the number of the locking blocks and the number of the locking holes are four, the four locking blocks are respectively arranged at four corners of the connecting surface of the first half pipe, and correspondingly, the four locking holes are respectively arranged at four corners of the connecting surface of the second half pipe.

Furthermore, the locking block is perpendicular to the connecting surface of the first half pipe, and the locking hole is perpendicular to the connecting surface of the second half pipe.

Preferably, the guide head is formed in a conical shape, and the head of the guide head is formed in an arc spherical surface.

As another preference, the locking structure is a bolt and nut assembly.

The beneficial effects of the utility model reside in that:

the integrated threading pipe in the prior art is designed into a combination of the first half pipe and the second half pipe, the threading pipe can be opened by adopting the design, and the threading pipe is not blocked by a cable any more when taken out, so that the threading pipe can be taken out in the direction along the cable laying direction or in the opposite direction, and the trouble that enough space is not required to be taken out along the cable laying direction is avoided; and the utility model discloses simple manufacture, the installation is dismantled conveniently, and the field operation of being convenient for uses practicality, strong adaptability.

Drawings

FIG. 1 is a schematic structural diagram of the present application;

fig. 2 is a schematic view of a split structure of the present application.

In the figure: 1. a threading tube; 11. a first half pipe; 12. a second half pipe; 13. a locking block; 14. a locking hole; 15. an internal thread; 2. a guide head; 21. and (4) external threads.

Detailed Description

In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the attached drawings in the embodiments of the present invention will be combined below to clearly and completely describe the technical solution in the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "inner", "outer", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or orientations or positional relationships that are conventionally placed when the products of the present invention are used, or orientations or positional relationships that are conventionally understood by those skilled in the art, and are merely for convenience of description of the present invention and simplifying the description, but do not indicate or imply that the device or element that is referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be further noted that, unless explicitly stated or limited otherwise, the terms "disposed" and "connected" are to be interpreted broadly, and for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; the connection may be direct or indirect via an intermediate medium, and may be a communication between the two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The following describes in detail embodiments of the present invention with reference to the accompanying drawings.

As shown in fig. 1-2, an auxiliary tool for laying a control cable in an electric power system comprises a guide head 2 and a threading pipe 1, wherein an external thread 21 is arranged at the tail part of the guide head 2, an internal thread 15 is arranged at one end of the threading pipe 1, the guide head 2 is in threaded connection with the threading pipe 1, the threading pipe 1 comprises a first half pipe 11 and a second half pipe 12, the first half pipe 11 and the second half pipe 12 are identical in structure and are both formed into a semi-cylindrical structure, and the first half pipe 11 and the second half pipe 12 are connected through a locking structure.

Preferably, the locking structure comprises a plurality of locking blocks 13 arranged on the first half pipe 11 and a plurality of locking holes 14 arranged on the second half pipe 12, and when the first half pipe 11 and the second half pipe 12 are connected, the plurality of locking blocks 13 are respectively in interference fit with the plurality of locking holes 14. When the first half pipe 11 and the second half pipe 12 are connected, the first half pipe 11 and the second half pipe 12 can be pressed tightly by using pressure, and when the first half pipe 11 and the second half pipe 12 need to be separated, a crowbar can be used for prying.

Further, the number of the locking blocks 13 and the number of the locking holes 14 are four, the four locking blocks 13 are respectively disposed at four corners of the connecting surface of the first half pipe 11, and correspondingly, the four locking holes 14 are respectively disposed at four corners of the connecting surface of the second half pipe 12.

Further, the locking block 13 is perpendicular to the connecting surface of the first half pipe 11, and the locking hole 14 is perpendicular to the connecting surface of the second half pipe 12.

Preferably, the guide head 2 is formed in a conical shape, and the head of the guide head 2 is formed in an arc spherical surface.

Preferably, the guide head 2 and the threading pipe 1 are both made of copper. So that the guide head 2 and the threading tube 1 have certain strength and enough toughness.

As another preference, the locking structure is a bolt and nut assembly. In this case, the first half-pipe 11 and the second half-pipe 12 may be provided with corresponding through holes, and the rod of the bolt may be screwed and locked with the nut after passing through the through holes, so as to complete the locking of the first half-pipe 11 and the second half-pipe 12.

As another preference, the locking structure is a bolt assembly. In this case, a through hole may be formed in the first half pipe 11, a screw hole corresponding to the position may be formed in the second half pipe 12, and the bolt may be screwed into the screw hole of the second half pipe 12 after passing through the through hole of the first half pipe 11, thereby completing the locking of the first half pipe 11 and the second half pipe 12.

The working process of the application is as follows: firstly, combining the threading pipes 1 together through a combined locking structure, then connecting the guide head 2 with the threading pipes 1 through threads, taking the guide head 2 as a guide for an assembled auxiliary tool, after the auxiliary tool passes through a cable hole, detaching the guide head 2, and passing a cable through the threading pipes 1, if the opposite side space of the cable hole is sufficient, taking out the threading pipes 1 along the cable routing direction, and finishing cable laying; if the space of the opposite side of the cable hole is limited, the threading pipe 1 is withdrawn in the opposite direction along the cable direction, the combined locking structure is opened, the threading pipe 1 is taken out, and the cable laying is completed.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims (6)

1. The utility model provides an electric power system control cable lays appurtenance, includes direction head, threading pipe, and the afterbody of direction head is provided with the external screw thread, and the one end of threading pipe is provided with the internal thread, direction head and threading pipe threaded connection, its characterized in that: the threading pipe includes half pipe of first half pipe, second, and half pipe of first half pipe, second is the same in structure, and all forms to semicircle ring column structure, connects through locking structure between half pipe of first half pipe and the second.

2. The power system control cable laying auxiliary tool of claim 1, wherein the locking structure comprises a plurality of locking blocks arranged on the first half pipe and a plurality of locking holes arranged on the second half pipe, and when the first half pipe and the second half pipe are connected, the plurality of locking blocks are respectively in interference fit with the plurality of locking holes.

3. An auxiliary tool for laying control cables in an electric power system as claimed in claim 2, wherein the number of the locking blocks and the locking holes is four, and the four locking blocks are respectively disposed at four corners of the connecting surface of the first half pipe, and correspondingly, the four locking holes are respectively disposed at four corners of the connecting surface of the second half pipe.

4. An auxiliary tool for laying control cables in an electric power system as claimed in claim 3, wherein the locking block is perpendicular to the connecting surface of the first half pipe and the locking hole is perpendicular to the connecting surface of the second half pipe.

5. An electric power system control cabling auxiliary tool as claimed in claim 1, wherein the guide head is formed as a cone and the head of the guide head is formed as an arc sphere.

6. An electrical system control cabling auxiliary tool as claimed in claim 1, wherein the locking formation is a bolt and nut assembly.

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