CN210245755U - Cable line patch panel - Google Patents
Cable line patch panel Download PDFInfo
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- CN210245755U CN210245755U CN201921528479.0U CN201921528479U CN210245755U CN 210245755 U CN210245755 U CN 210245755U CN 201921528479 U CN201921528479 U CN 201921528479U CN 210245755 U CN210245755 U CN 210245755U
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- mounting hole
- cable
- terminal
- wiring copper
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Abstract
The utility model discloses a cable run wiring board, include: a substrate of conductive material; a first mounting hole for connecting the overhead power transmission and distribution line and the lightning arrester is formed in the upper central position of the substrate; and a second mounting hole and a third mounting hole are respectively formed in two sides of the substrate, the second mounting hole is used for being connected with the first cable terminal wiring copper nose, and the third mounting hole is used for being connected with the second cable terminal wiring copper nose. The utility model discloses a cable run wiring board is applicable to and gets into user side high-voltage distribution room through two way (roots) cable connection from high-voltage line terminal shaft tower, perhaps need carry out electrical connection through single core cable between two transmission and distribution line terminal shaft towers, cable run for a long time among the prior art has been solved, because of receiving external force, the wiring connection position that factors such as operational environment influence lead to is not hard up, generate heat, single core cable full skirt extrudees, cause the creep distance to reduce, easily produce discharge, generate heat, endanger the problem of cable operation safety, stability and security are higher.
Description
Technical Field
The utility model relates to a high voltage transmission and distribution lines technical field especially relates to a cable run wiring board.
Background
When the overhead transmission and distribution line is erected through a tower, the overhead transmission and distribution line enters a high-voltage distribution room at a user side through a power cable connection usually at a terminal pole. Specifically, the steel-cored aluminum strand is connected to the terminal tower in a mode that the upper-level power grid is erected through the tower, the steel-cored aluminum strand is connected with a single-core cable connection copper nose through an arch wire at the terminal tower, and then the steel-cored aluminum strand is fixedly connected with the lightning arrester hung on the cross arm of the tower. However, when a single-core cable from a certain transmission and distribution line terminal pole tower to a user side high-voltage distribution room is in two paths (two paths), or when the terminal pole towers of two transmission and distribution lines need to be electrically connected through the single-core cable, the line connection part is not flexible, the line contact is poor, and heat is generated, and the umbrella skirt of the single-core cable extrudes, so that the creepage distance is reduced, and the potential safety hazards of cable discharge, heat generation and the like are easily generated.
SUMMERY OF THE UTILITY MODEL
For solving the technical problem that exists among the above-mentioned prior art, the utility model provides a cable run wiring board.
The specific technical scheme is as follows:
a cabling panel comprising: a substrate of conductive material; a first mounting hole used for being connected with an overhead power transmission and distribution line and a lightning arrester is formed in the center of the upper part of the substrate; the two sides of the base plate are respectively provided with a second mounting hole and a third mounting hole, the second mounting hole is used for being connected with a first cable terminal wiring copper nose, and the third mounting hole is used for being connected with a second cable terminal wiring copper nose.
In one possible design, the first cable terminal wiring copper nose and the second cable terminal wiring copper nose are two-hole wiring copper noses, and the second mounting hole and the third mounting hole are respectively of a two-hole structure.
In one possible design, the aperture size and the spacing of the second mounting holes are matched with the first cable terminal wiring copper noses; the aperture size and the interval of the third mounting hole are matched with the second cable terminal wiring copper nose.
In one possible design, the second mounting holes are obliquely arranged, and the lower hole position is positioned at the outer side of the upper hole position; the third mounting holes are obliquely arranged and are positioned on the outer side of the upper hole position at the lower hole position.
In one possible design, an included angle between a connecting line of center points of the two holes of the second mounting hole and the bottom edge of the substrate is 75 degrees; and an included angle between a connecting line of the third mounting hole and the center point of the double holes and the bottom edge of the substrate is 75 degrees.
In one possible design, the substrate is a tin-plated rectangular copper plate.
In one possible design, the first cable terminal wiring copper nose is aligned with the second mounting hole and then connected and fixed through a bolt; and the second cable terminal wiring copper nose is aligned with the third mounting hole and then connected and fixed through a bolt.
In a possible design, the positions of the substrate corresponding to the second mounting hole and the third mounting hole are respectively provided with a hollow first accommodating cavity and a hollow second accommodating cavity, the first cable terminal wiring copper nose is inserted into the first accommodating cavity and then aligned with the second mounting hole, and the second cable terminal wiring copper nose is inserted into the second accommodating cavity and then aligned with the third mounting hole.
In a possible design, a groove matched with the first cable terminal wiring copper nose is arranged on the substrate at a position corresponding to the second mounting hole, and the first cable terminal wiring copper nose is embedded into the groove and then aligned with the second mounting hole; and a groove matched with the second cable terminal wiring copper nose is arranged at a position corresponding to the third mounting hole on the substrate, and the second cable terminal wiring copper nose is embedded into the groove and then aligned with the third mounting hole.
The utility model discloses technical scheme's main advantage as follows:
the utility model discloses a cable run wiring board, can be applicable to and get into user side high-voltage distribution room through two way (roots) cable connection from high-voltage line terminal shaft tower, perhaps need carry out electrical connection through single core cable between two transmission and distribution line terminal shaft towers, cable run for a long time among the prior art has been solved, because of receiving external force, the wiring connection position that factors such as operational environment influence lead to is not hard up, generate heat, single core cable full skirt extrudees, cause the creep distance to reduce, easily produce discharge, generate heat, endanger the problem of cable operation safety, stability and security are higher.
Drawings
The accompanying drawings, which are set forth herein, serve to provide a further understanding of the embodiments of the present invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are illustrative of the invention and do not constitute a limitation on the invention. In the drawings:
FIG. 1 is a schematic diagram of a terminal tower high-voltage single-core cable line connection in the prior art;
fig. 2 is a schematic structural view of a cable wiring board according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a cable terminal wiring copper nose according to an embodiment of the present invention.
Description of reference numerals:
1-substrate, 2-first mounting hole, 3-second mounting hole and 4-third mounting hole.
Detailed Description
To make the purpose, technical solution and advantages of the present invention clearer, the following will combine the embodiments of the present invention and the corresponding drawings to clearly and completely describe the technical solution of the present invention. It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
The technical solution provided by the embodiments of the present invention is described in detail below with reference to the accompanying drawings.
The schematic diagram of the connection of a single-core cable of a pole tower at a high-voltage line terminal in the prior art is shown in attached figure 1. A copper wire nose of a single-core cable and a drainage tube at one end of a transmission overhead drainage wire are fixedly connected to one side of an arrester through bolts at a certain transmission line terminal tower, and the other side of the arrester is fixedly connected to a tower cross arm through bolts (the arrester also plays a role in fixing tension). The single-core cable is fixed on a fixed angle steel plate support of a tower through a plurality of aluminum alloy hoops and finally enters a high-voltage distribution room at a user side through a bridge or other laying modes. And the drainage tube at the other end of the power transmission overhead drainage conductor is connected with the connecting hardware fitting at one end of the composite double-insulator string. And the connecting hardware fitting at the other end of the composite double-insulator string is connected to the cross arm of the tower.
An embodiment of the utility model provides a cable run wiring board, as shown in figure 2, include: a substrate 1 of a conductive material; a first mounting hole 2 used for connecting with an overhead power transmission and distribution line and a lightning arrester is arranged at the central position of the upper part of the substrate 1; the two sides of the substrate 1 are respectively provided with a second mounting hole 3 and a third mounting hole 4, the second mounting hole 3 is used for being connected with a first cable terminal wiring copper nose, and the third mounting hole 4 is used for being connected with a second cable terminal wiring copper nose.
The following explains the working principle of the cable line wiring board provided by the embodiment of the present invention:
during the use, fix base plate 1 on the arrester through first mounting hole 2, base plate 1 passes through right angle link plate and socket with the arrester to be connected, accomplishes the installation of base plate 1 and fixes. Two single core cable terminals are connected with wiring copper noses respectively, namely, first cable terminal wiring copper nose and second cable terminal wiring copper nose are connected respectively on second mounting hole 3 and the third mounting hole 4 of base plate 1 both sides, accomplish the connection of two single core cables.
The embodiment of the utility model provides a cable run wiring board, can be applicable to and get into user side high-voltage distribution room through two way (roots) cable connection from high-voltage line terminal shaft tower, perhaps need carry out electrical connection through single core cable between two transmission and distribution lines terminal shaft towers, cable run long-term service among the prior art has been solved, because of receiving external force, the wiring connection position that factors such as operational environment influence lead to is not hard up, generate heat, single core cable full skirt extrudees, cause the creep distance to reduce, easily produce discharge, generate heat, endanger the problem of cable operation safety, stability and security are higher.
Optionally, in the embodiment of the present invention, as shown in fig. 3, the first cable terminal wiring copper nose and the second cable terminal wiring copper nose are two-hole wiring copper noses, and the second mounting hole 3 and the third mounting hole 4 are two-hole structures respectively. So set up, two points confirm a straight line, ensure that the connection between wiring copper nose and the base plate 1 is firm, avoid taking place relative rotation etc..
It can be understood that, in order to enable the first cable terminal connection copper nose and the second cable terminal connection copper nose to be connected to the substrate 1, the aperture size and the pitch of the second mounting hole 3 are adapted to the first cable terminal connection copper nose; the aperture size and the interval of the third mounting hole 4 are matched with the second cable terminal wiring copper nose.
Optionally, the second mounting holes 3 are obliquely arranged and are positioned at the outer side of the upper hole site at the lower hole site; the third mounting holes 4 are arranged obliquely and are located outside the upper hole site at the lower hole site. The hole position trends of the second mounting hole 3 and the third mounting hole 4 are limited, and then the position and the direction of the connection copper nose are determined.
Preferably, in the embodiment of the present invention, an included angle between a connecting line of center points of two holes of the second mounting hole 3 and the bottom edge of the substrate 1 is 75 degrees; the angle between the connecting line of the central points of the third mounting hole 4 and the double holes and the bottom edge of the substrate 1 is 75 degrees. In this case, the first cable and the second cable run as shown in fig. 2.
In the embodiment of the present invention, the substrate 1 is used for providing an installation foundation, and plays a conductive role to communicate the circuit, and as an example, the substrate 1 may be a tinned cuboid copper plate. The tin plating can effectively prevent copper plates from generating verdigris due to moisture and can also prevent copper from oxidizing/vulcanizing to blacken to influence the electric contact property.
The size of the length, width and thickness of the base plate 1 is selected according to the size of the load flow. For example, a cable termination pole with a 300mm cross-section for a subscriber side cable2Now, suppose that a path of section is 240mm2The single core cable line (the current-carrying capacity of the tower power supply side overhead transmission and distribution line cross-section can both satisfy the requirement), then select the cuboid copper board that length, width, thickness are 200mm x 80mm x 8mm respectively can satisfy the requirement. Drilling to obtain a first mounting hole 2, a second mounting hole 3 and a third mounting hole 4, wherein the first mounting hole 2 is connected with an original lightning arrester and fixed on a cross arm of the steel pipe tower (the lightning arrester also plays a role of supporting tension of an insulator), the second mounting hole 3 is a double hole and fixedly connected with the original 300mm2The copper wiring nose of the cable terminal, the third mounting hole 4 is a double hole, and 240mm of new fixed mounting is realized2A double-hole copper wire connecting nose of a cable terminal. The distance between the two holes of the second mounting hole 3 may be 120mm, and likewise, the distance between the two holes of the third mounting hole 4 may be 120 mm.
In the embodiment of the utility model, the first cable terminal wiring copper nose is aligned with the second mounting hole 3 and then is connected and fixed by the bolt; and the second cable terminal wiring copper nose is aligned with the third mounting hole 4 and then connected and fixed through a bolt, so that the installation and the disassembly are convenient.
In order to improve the connection effect, as an example, a first hollow accommodating cavity and a second hollow accommodating cavity are respectively arranged on the substrate 1 corresponding to the second mounting hole 3 and the third mounting hole 4, the first cable terminal wiring copper nose is inserted into the first accommodating cavity and then aligned with the second mounting hole 3, and the second cable terminal wiring copper nose is inserted into the second accommodating cavity and then aligned with the third mounting hole 4. So set up, first chamber and the second that holds the chamber as the location benchmark, reduces and aims at the degree of difficulty, wiring copper nose's drunkenness when avoiding installing, in addition, first chamber and the second that holds the chamber and can also restrict wiring copper nose's partial degree of freedom, improvement joint strength.
As another example, a groove adapted to the first cable terminal wiring copper nose is provided on the substrate 1 at a position corresponding to the second mounting hole 3, and the first cable terminal wiring copper nose is embedded in the groove and then aligned with the second mounting hole 3; a groove matched with the second cable terminal wiring copper nose is formed in the position, corresponding to the third mounting hole 4, on the substrate 1, and the second cable terminal wiring copper nose is embedded into the groove and then aligned with the third mounting hole 4. So set up, the recess is as the location benchmark on the one hand, the installation location of the copper nose of being convenient for connect, and on the other hand provides the effort through the side of recess and the contact of connection copper nose, avoids rocking of connection copper nose, reduces bolt moment.
It is noted that, in this document, relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. In addition, "front", "rear", "left", "right", "upper" and "lower" in this document are referred to the placement states shown in the drawings.
Finally, it should be noted that: the above embodiments are only used for illustrating the technical solution of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (9)
1. A cable routing terminal block, comprising: a substrate (1) of electrically conductive material;
a first mounting hole (2) used for being connected with an overhead power transmission and distribution line and a lightning arrester is formed in the center of the upper portion of the base plate (1);
the two sides of the base plate (1) are respectively provided with a second mounting hole (3) and a third mounting hole (4), the second mounting hole (3) is used for being connected with a first cable terminal wiring copper nose, and the third mounting hole (4) is used for being connected with a second cable terminal wiring copper nose.
2. The cable routing terminal block as claimed in claim 1, wherein said first and second cable termination terminal copper lugs are double-hole terminal copper lugs, and said second and third mounting holes (3, 4) are each of double-hole construction.
3. The cabling panel according to claim 2, wherein said second mounting holes (3) are sized in diameter and spaced to fit said first cable termination terminal lug;
the aperture size and the distance of the third mounting hole (4) are matched with the second cable terminal wiring copper nose.
4. A cabling line terminal block according to claim 2, characterized in that said second mounting holes (3) are arranged obliquely and outside the upper hole site at the lower hole site;
the third mounting holes (4) are obliquely arranged and are positioned on the outer side of the upper hole position at the lower hole position.
5. The cabling panel according to claim 4, wherein the line connecting the centre points of the two holes of said second mounting hole (3) forms an angle of 75 ° with the bottom edge of said base plate (1);
and an included angle between a connecting line of the third mounting hole (4) and the center point of the double holes and the bottom edge of the substrate (1) is 75 degrees.
6. The cabling terminal block according to claim 1, characterized in that the base plate (1) is a rectangular parallelepiped copper plate plated with tin.
7. The cable routing terminal block as claimed in claim 1, wherein said first cable termination terminal lug is bolted and fixed in alignment with said second mounting hole (3);
and the second cable terminal wiring copper nose is aligned with the third mounting hole (4) and then is connected and fixed through a bolt.
8. The cable routing terminal block as claimed in any one of claims 1 to 7, wherein a first receiving cavity and a second receiving cavity are provided on the base plate (1) at positions corresponding to the second mounting hole (3) and the third mounting hole (4), respectively, and the first cable terminal connecting lug is inserted into the first receiving cavity and aligned with the second mounting hole (3), and the second cable terminal connecting lug is inserted into the second receiving cavity and aligned with the third mounting hole (4).
9. The cable routing terminal block according to any one of claims 1 to 7, wherein a groove adapted to the first cable terminal wiring copper lug is provided on the substrate (1) at a position corresponding to the second mounting hole (3), and the first cable terminal wiring copper lug is aligned with the second mounting hole (3) after being fitted into the groove;
and a groove matched with the second cable terminal wiring copper nose is arranged on the substrate (1) corresponding to the third mounting hole (4), and the second cable terminal wiring copper nose is embedded into the groove and then aligned with the third mounting hole (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921528479.0U CN210245755U (en) | 2019-09-16 | 2019-09-16 | Cable line patch panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921528479.0U CN210245755U (en) | 2019-09-16 | 2019-09-16 | Cable line patch panel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210245755U true CN210245755U (en) | 2020-04-03 |
Family
ID=69965880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921528479.0U Active CN210245755U (en) | 2019-09-16 | 2019-09-16 | Cable line patch panel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210245755U (en) |
-
2019
- 2019-09-16 CN CN201921528479.0U patent/CN210245755U/en active Active
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