CN211655680U - Curved hard jumper wire - Google Patents
Curved hard jumper wire Download PDFInfo
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- CN211655680U CN211655680U CN202020651124.7U CN202020651124U CN211655680U CN 211655680 U CN211655680 U CN 211655680U CN 202020651124 U CN202020651124 U CN 202020651124U CN 211655680 U CN211655680 U CN 211655680U
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- jumper
- support tube
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- tube
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Abstract
The utility model discloses a curve hard jumper wire, including the sharp stay tube and the curve stay tube that all are used for wearing to establish the flexible conductor, sharp stay tube fixed connection is on the iron tower, and curve stay tube connection is in the tip of sharp stay tube, and the tangent direction setting of curve stay tube is followed to sharp stay tube. The curve supporting pipes are connected with the two sides of the straight line supporting pipe, so that the jumper can be bent at a certain bending radius, the two ends of the jumper are bent and inclined downwards relative to the conducting wire and the ground wire, the problem that the distance between the ground wire and the jumper is insufficient from the iron tower to the jumper and the jumper distance from the iron tower due to the large hanging wire inclination angle of the conducting wire and the ground wire and the serious downward inclination angle of the conducting wire and the ground wire is solved, the distance between the ground wire and the jumper and the distance between the jumper and the iron tower meet the requirements, the bending radius of the curve supporting pipe can be set according to different projects and different voltage grades, the straight line supporting pipe is arranged along the tangential direction of.
Description
Technical Field
The utility model relates to an overhead cable technical field, more specifically say, relate to a hard wire jumper of curve.
Background
In an overhead transmission line, the jumper wire is used on the tension tower and used for connecting a front view wire and a rear view wire of the tension tower, the jumper wire is divided into a soft jumper wire and a hard jumper wire, the hard jumper wire is commonly used for controlling the electrical distance between the jumper wire and an iron tower, and the jumper wire is widely applied to the transmission line.
The hard jumper supports the flexible conductor through the steel pipe, so that the flexible conductor is laid straightly along the steel pipe and does not droop naturally, and at the moment, the distance between the flexible conductor and the iron tower can be effectively controlled by controlling the distance between the supporting steel pipe and the iron tower.
As shown in fig. 1 and 2, when the wire hanging inclination angle of the wire and the ground wire is large, that is, when the wire and the ground wire are seriously inclined downward, the conventional hard jumper wire has a situation that the distance between the ground wire and the jumper wire or the distance between the jumper wire and the iron tower is insufficient.
Therefore, how to solve the problem of insufficient distance between the ground wire and the jumper wire or between the jumper wire and the iron tower is a problem to be solved urgently by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a hard wire jumper of curve can satisfy the interval requirement of ground wire distance wire jumper or jumper distance iron tower.
In order to achieve the above object, the present invention provides the following technical solutions:
the utility model provides a hard wire jumper of curve, is including all being used for wearing to establish sharp stay tube and the curve stay tube of flexible conductor, sharp stay tube fixed connection is on the iron tower, the curve stay tube connect in the tip of sharp stay tube, sharp stay tube is followed the tangential direction setting of curve stay tube.
Preferably, the curved support tube is a circular arc support tube.
Preferably, the linear supporting tube and the curved supporting tube are hard aluminum tubes.
Preferably, the linear supporting tube and the curved supporting tube are both hard steel tubes.
Preferably, the outer wall of the joint of the linear supporting tube and the curved supporting tube is a smooth outer wall.
Preferably, the end of the linear supporting tube is provided with an internal thread, the end of the curved supporting tube is provided with an external thread matched with the internal thread, and the linear supporting tube is in threaded connection with the curved supporting tube.
Preferably, the end of the linear supporting tube is provided with an external thread, the end of the curved supporting tube is provided with an internal thread matched with the external thread, and the linear supporting tube is in threaded connection with the curved supporting tube.
The utility model provides a hard wire jumper of curve, including the sharp stay tube and the curve stay tube that all are used for wearing to establish the flexible conductor, sharp stay tube fixed connection is on the iron tower, and curve stay tube connects in the tip of sharp stay tube, and the tangent direction setting of curve stay tube is followed to sharp stay tube. The curve supporting pipes are connected with the two sides of the straight line supporting pipe, so that the jumper can be bent at a certain bending radius, the two ends of the jumper are bent and inclined downwards relative to the conducting wire and the ground wire, the problem that the distance between the ground wire and the jumper is insufficient from the iron tower to the jumper and the distance between the jumper and the iron tower to the jumper is solved, the bending radius of the curve supporting pipe can be set according to different projects and different voltage grades, in addition, the straight line supporting pipe is arranged along the tangential direction of the curve supporting pipe, the smooth transition of the connection position of the straight line supporting pipe and the curve supporting pipe is ensured, and the corona requirement is met.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a diagram of a hard jumper in the prior art;
FIG. 2 is a diagram illustrating another embodiment of a hard jumper of the prior art;
fig. 3 is a schematic diagram of an embodiment of a curved hard patch cord provided by the present invention;
FIG. 4 is a schematic view of the connection between the linear support tube and the curved support tube in FIG. 3.
Wherein, the support structure comprises a 1-ground wire, a 2-jumper wire, a 3-iron tower, a 4-linear support tube and a 5-curved support tube.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The core of the utility model is to provide a hard wire jumper of curve, can satisfy the interval requirement of ground wire distance wire jumper or jumper distance iron tower.
Referring to fig. 1 to 4, fig. 1 is a schematic diagram of a hard patch cord in the background art; FIG. 2 is a diagram illustrating another embodiment of a hard jumper of the prior art; fig. 3 is a schematic diagram of an embodiment of a curved hard patch cord provided by the present invention; FIG. 4 is a schematic view of the connection between the linear support tube and the curved support tube in FIG. 3.
The minimum distance between the ground wire 1 and the jumper wire 2 required by L1, and L2 are the minimum distance between the jumper wire 2 and the iron tower 3 required, as is apparent from fig. 1 and 2, when the support tube of the jumper wire 2 is too short, as shown in fig. 1, the distance between the jumper wire 2 and the iron tower 3 is less than L2, and the requirement cannot be met, and when the support tube of the jumper wire 2 is too long, as shown in fig. 2, the distance between the jumper wire 2 and the ground wire 1 is less than L1, and the requirement cannot be met.
The utility model provides a hard wire jumper of curve, including all being used for wearing to establish flexible conductor's sharp stay tube 4 and curve stay tube 5, 4 fixed connection of sharp stay tube are on iron tower 3, and curve stay tube 5 is connected in the tip of sharp stay tube 4, and the tangent direction setting of curve stay tube 5 is followed to sharp stay tube 4.
Wherein, sharp stay tube 4 is tubular structure for wear to establish the flexible conductor, so that the flexible conductor erects along sharp kink, thereby avoids the flexible conductor flagging, and the length of sharp stay tube 4 should be according to the demand of cable laying and nimble setting. The curved supporting tube 5 is also of a tubular structure, and the curved supporting tube 5 is also used for penetrating the flexible conductor, so that the flexible conductor is erected along the curved supporting tube to avoid the flexible conductor from sagging.
As shown in fig. 1, the linear support tube 4 is fixedly connected to the iron tower 3 for the overhead line, and the curved support tube 5 is connected to the end of the linear support tube 4, specifically, the two ends of the linear support tube 4 are respectively connected with the curved support tubes 5, so that the flexible wires at the two ends of the linear support tube 4 are laid along the curved support tubes 5, and the two ends of the jumper wire 2 are also bent and inclined downwards, so as to eliminate the situation that the distance between the ground wire 1 and the jumper wire 2 is insufficient from the iron tower 3 due to the large hanging wire inclination angle and the downward inclination of the wire and the ground wire 1.
The utility model provides a hard wire jumper of curve, including all being used for wearing to establish flexible conductor's sharp stay tube 4 and curve stay tube 5, 4 fixed connection of sharp stay tube are on iron tower 3, and curve stay tube 5 is connected in the tip of sharp stay tube 4, and the tangent direction setting of curve stay tube 5 is followed to sharp stay tube 4. Curve support tube 5 is connected through the both sides at sharp stay tube 4, make wire jumper 2 can be crooked with certain bend radius, thereby make wire jumper 2's both ends relative wire and ground wire 1 also the downward bending slope, in order to eliminate because the wire inclination of wire and ground wire 1 is great, the downward sloping seriously leads to the condition that ground wire 1 is less than 2 and wire jumper 2 apart from 3 intervals of iron tower, make ground wire 1 apart from 2 and wire jumper 2 apart from 3 intervals of iron tower satisfy the requirement, and curve support tube 5's bend radius can be according to different engineering, different voltage classes set up, in addition, sharp stay tube 4 sets up along curve support tube 5's tangential direction, in order to guarantee that sharp stay tube 4 and curve support tube 5's junction is smooth excessive, satisfy the corona requirement.
On the basis of the above embodiment, in view of the specific arrangement of the curved support tube 5, it is preferable that the curved support tube 5 is a circular arc-shaped support tube. In addition to the above embodiments, in consideration of the specific selection of the materials of the curved support tube 5 and the linear support tube 4, it is preferable that the linear support tube 4 and the curved support tube 5 are duralumin tubes. Of course, other materials can be selected for the linear support tube 4 and the curved support tube 5, for example, the linear support tube 4 and the curved support tube 5 are both made of hard steel tubes.
On the basis of any of the above embodiments, to further ensure that the curved supporting tube 5 and the linear supporting tube 4 meet the requirement of corona, preferably, the outer wall of the joint of the linear supporting tube 4 and the curved supporting tube 5 is a smooth outer wall to meet the requirement of corona.
In addition to the above-described embodiments, considering the specific connection mode of the curved support tube 5 and the linear support tube 4, it is preferable that the end portion of the linear support tube 4 is provided with an internal thread, the end portion of the curved support tube 5 is provided with an external thread connected to the internal thread, and the linear support tube 4 is screwed to the curved support tube 5. Of course, the end of the linear support tube 4 may be provided with an external thread, the end of the curved support tube 5 may be provided with an internal thread matching the external thread, and the linear support tube 4 may be screwed with the curved support tube 5.
It is right above the utility model provides a curve hard jumper wire has introduced in detail. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
Claims (7)
1. The curve hard jumper wire is characterized by comprising a straight line supporting tube (4) and a curve supporting tube (5) which are used for penetrating through flexible wires, wherein the straight line supporting tube (4) is fixedly connected onto an iron tower (3), the curve supporting tube (5) is connected to the end part of the straight line supporting tube (4), and the straight line supporting tube (4) is arranged along the tangential direction of the curve supporting tube (5).
2. The curved hard jumper according to claim 1, wherein the curved support tube (5) is a circular arc support tube.
3. The curved hard jumper according to claim 2, wherein the linear support tube (4) and the curved support tube (5) are both hard aluminum tubes.
4. The curved hard jumper according to claim 2, wherein the linear support tube (4) and the curved support tube (5) are both hard steel tubes.
5. The curved hard jumper according to any one of claims 1 to 4, wherein the outer wall of the junction of the linear support tube (4) and the curved support tube (5) is a smooth outer wall.
6. The curved hard jumper according to claim 5, wherein the end of the linear support tube (4) is provided with an internal thread, the end of the curved support tube (5) is provided with an external thread matching with the internal thread, and the linear support tube (4) is in threaded connection with the curved support tube (5).
7. The curved hard jumper according to claim 5, wherein the end of the linear support tube (4) is provided with an external thread, the end of the curved support tube (5) is provided with an internal thread matched with the external thread, and the linear support tube (4) is in threaded connection with the curved support tube (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020651124.7U CN211655680U (en) | 2020-04-26 | 2020-04-26 | Curved hard jumper wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020651124.7U CN211655680U (en) | 2020-04-26 | 2020-04-26 | Curved hard jumper wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211655680U true CN211655680U (en) | 2020-10-09 |
Family
ID=72689465
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020651124.7U Active CN211655680U (en) | 2020-04-26 | 2020-04-26 | Curved hard jumper wire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211655680U (en) |
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2020
- 2020-04-26 CN CN202020651124.7U patent/CN211655680U/en active Active
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