CN210127695U - Cable terminal tower with novel cable supporting structure - Google Patents
Cable terminal tower with novel cable supporting structure Download PDFInfo
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- CN210127695U CN210127695U CN201920169972.1U CN201920169972U CN210127695U CN 210127695 U CN210127695 U CN 210127695U CN 201920169972 U CN201920169972 U CN 201920169972U CN 210127695 U CN210127695 U CN 210127695U
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Abstract
The utility model discloses a cable terminal tower with a novel cable supporting structure, which comprises a cable terminal pole body (1), wherein the cable terminal pole body (1) is vertically arranged on the ground; an upper layer cross arm structure, a middle layer cross arm structure and a lower layer cross arm structure are distributed at intervals from top to bottom on the upper part of the cable terminal pole body (1); the outer ends of the two sides of the upper-layer cross arm structure, the middle-layer cross arm structure and the lower-layer cross arm structure are respectively provided with a strain insulator string (7) and an upper drainage wire hanging string (9). The utility model discloses a cable termination tower with novel cable bearing structure, its structural design scientific and reasonable can make the drainage line that overhead line connects and keep sufficient safe distance, effectively guarantees the safe operation of cable termination tower, is favorable to using widely, has the significance of great production practice.
Description
Technical Field
The utility model relates to an electric power transmission technical field especially relates to a cable termination tower with novel cable bearing structure.
Background
At present, with the rapid development of economy, the degree of urban construction and enterprise modernization is improved, and the electric power serving as an economic life line meets unprecedented challenges.
In order to meet the power supply requirement, the proportion of the power cable in each large-city power grid is increased more and more. In addition, along with the increase of municipal construction and land development, the high-voltage cable gradually enters the urban area, and the existing high-voltage overhead line in the urban area is gradually transformed into a cable. However, due to the limitation of road network planning and landform, when a pure cable line cannot be implemented, a cable terminal tower and a terminal station are inevitably required to be adopted to realize the switching between the overhead line and the cable line.
For a conventional cable terminal tower, electrical equipment such as a cable terminal and a lightning arrester is arranged on a tower body platform, the tower body platform is generally arranged at a distance of 6-9 m from the ground, the tower body platform is directly connected with a tower body into a whole through a truss structure, and the cable terminal and an overhead line conductor strain clamp are connected through a drainage wire (also called an upper wire and a jumper wire). The tower body cable terminal platform arrangement scheme is also the most basic form of the joint of the high-voltage cable and the overhead line, and becomes the mainstream technical scheme after long-term design, construction and operation and maintenance practical inspection.
For a conventional cable terminal tower, which is provided with a plurality of drainage wires (namely, leading-up wires), because the structural design is unreasonable, the linear distance between the drainage wires connected with an overhead line is too small, so that the distance between the drainage wires connected with the overhead line can not be kept at a larger safe distance, and certain potential safety hazards in operation exist.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a cable termination tower with novel cable bearing structure, its structural design scientific and reasonable can make the drainage wire that overhead line connects and keep sufficient safe distance, effectively guarantees the safe operation of cable termination tower, is favorable to using widely, has the significance of great production practice.
Therefore, the utility model provides a cable terminal tower with a novel cable supporting structure, which comprises a cable terminal pole body, wherein the cable terminal pole body is vertically arranged on the ground;
an upper layer cross arm structure, a middle layer cross arm structure and a lower layer cross arm structure are distributed at intervals from top to bottom on the upper part of the rod body of the cable terminal rod;
the outer ends of the two sides of the upper layer cross arm structure, the middle layer cross arm structure and the lower layer cross arm structure are respectively provided with a strain insulator string and an upper drainage wire hanging string;
the strain insulator strings are horizontally distributed and are vertical to the rod body of the cable terminal rod;
the upper drainage wire hanging strings are vertically distributed and are perpendicular to the upper layer cross arm structure, the middle layer cross arm structure or the lower layer cross arm structure where the upper drainage wire hanging strings are located;
and one end of the strain insulator string, which is far away from the rod body of the cable terminal rod, is connected with an overhead conductor.
The upper-layer cross arm structure comprises two upper cross arms which are horizontally distributed, and the two upper cross arms are positioned on the same axis;
the middle-layer cross arm structure comprises two middle cross arms which are horizontally distributed, and the two middle cross arms are positioned on the same axis;
the lower cross arm structure comprises two lower cross arms which are horizontally distributed, and the two lower cross arms are positioned on the same axis.
One end of each upper cross arm is connected with a cable terminal rod body, and the other end of each upper cross arm is simultaneously used for connecting a strain insulator string and an upper drainage wire hanging string;
one end of each middle cross arm is connected with the rod body of the cable terminal rod, and the other end of each middle cross arm is simultaneously used for connecting a strain insulator string and an upper drainage wire hanging string;
one end of each lower cross arm is connected with the rod body of the cable terminal rod, and the other end of each lower cross arm is simultaneously used for connecting a strain insulator string and an upper drainage wire hanging string.
Wherein, to the strain insulator string and the last drainage wire string that any one side outer end has in upper strata cross arm structure, middle level cross arm structure and the lower floor cross arm structure, wherein:
the end, far away from the body of the cable terminal pole, of the upper drainage wire hanging string is respectively connected with a second drainage wire which is distributed from top to bottom;
the overhead conductor that the one end that strain insulator string kept away from the cable termination pole body is connected through the first drainage wire of arc distribution, and the second drainage wire that the string is connected is hung with last drainage wire.
The projections of the upper layer cross arm structure, the middle layer cross arm structure and the lower layer cross arm structure on the horizontal plane are in a shape like a Chinese character 'mi'.
The projections of the upper layer cross arm structure and the lower layer cross arm structure on the horizontal plane are respectively positioned on the front side and the rear side of the projection of the middle layer cross arm structure on the horizontal plane;
the included angle between the upper-layer cross arm structure and the line extending direction of the overhead conductor is larger than 90 degrees;
the included angle between the lower layer cross arm structure and the line extending direction of the overhead conductor is smaller than 90 degrees.
The top of the rod body of the cable terminal rod is also provided with a ground wire cross arm layer;
the ground wire cross arm layer comprises two horizontally distributed ground wire cross arms;
the two ground wire cross arms are positioned on the same axis;
one end of the ground wire cross arm is connected with the rod body of the cable terminal rod, and the other end of the ground wire cross arm is connected with the ground wire.
The left side and the right side of the body of the cable terminal pole are respectively provided with an independent cable terminal platform;
each independent cable terminal platform comprises a plurality of cable terminal platform main rods and an installation platform;
the main rod of the cable terminal platform is vertically arranged on the ground;
the mounting platforms are horizontally distributed in the transverse direction;
the mounting platform is positioned at the tops of the main rods of the cable terminal platforms;
the top of the mounting platform is provided with three groups of platform components which are distributed at intervals in the longitudinal direction, and each group of platform components comprises a cable terminal, a lightning arrester and a lower drainage wire hanging string;
the cable terminal, the lightning arrester and the lower drainage wire hanging string in each group of platform components are transversely distributed at intervals;
and the cable terminal, the lightning arrester and the lower drainage wire hanging string in each group of platform assemblies are connected through the power cable in sequence.
Wherein, two mounting platforms and upper strata cross arm structure, middle level cross arm structure and the vertical corresponding setting in both sides outer end mutually of lower floor's cross arm structure.
The cable terminal pole body is provided with an upper drainage wire hanging string and a lower drainage wire hanging string, wherein one end of the upper drainage wire hanging string, which is far away from the pole body of the cable terminal pole, passes through a second drainage wire and the upper end of the lower drainage wire hanging string;
the cable terminal pole body is a steel pipe pole;
the distance between the mounting platform and the ground is 6-9 m;
each cable terminal head is provided with a transition wire clamp;
each transition wire clamp is correspondingly connected with one lightning arrester through a power cable;
the lower part of each mounting platform is sleeved with a hollow cable protection pipe;
the power cable extends through the inner cavity of the cable protection tube;
the lower end of the lower drainage wire hanging string is connected with the top of the mounting platform, and the upper end of the lower drainage wire hanging string is provided with a strain clamp;
and a cable grounding box is further installed on the installation platform and connected with the power cable.
By above the utility model provides a technical scheme is visible, compares with prior art, the utility model provides a cable termination tower with novel cable bearing structure, its structural design scientific and reasonable can make the drainage wire that overhead line connects and keep sufficient safe distance, effectively guarantees the safe operation of cable termination tower, is favorable to using widely, has the production practice meaning of great importance.
To the utility model provides a cable termination tower with novel cable bearing structure, it leads to the power cable who goes into the ground with built on stilts power line, and it can make and keep sufficient safe distance between overhead line's the drainage wire, and its outward appearance is more harmonious pleasing to the eye, and the wiring construction is clear convenient, can not too much occupy the installation area, more practices thrift the investment.
And simultaneously, to the utility model provides a cable termination tower with novel cable bearing structure, it has the overhead line's drainage line and cable termination pole body between keep sufficient safe distance, further promoted cable termination tower's security performance.
Drawings
Fig. 1 is a schematic front structural view of a cable termination tower with a novel cable support structure according to the present invention;
fig. 2 is a side view of a cable termination tower having a novel cable support structure provided by the present invention;
fig. 3 is a top view of a cable termination tower having a novel cable support structure according to the present invention;
fig. 4 is an oblique view of a cable termination tower with a novel cable support structure provided by the present invention;
in the figure: 1 is a cable terminal pole body; 2 is a ground wire cross arm; 3 is an upper cross arm; 4 is a middle cross arm; 5 is a lower cross arm;
6 is a main rod of a cable terminal platform; 7 is a strain insulator string; 8 is an overhead conductor; 9 is an upper drainage wire hanging string; 10 is a first drainage wire;
11 is a second drainage wire; 12 is a cable grounding box; 13 is a lower drainage wire hanging string; 14 is a lightning arrester; 15 is a cable terminal;
16 is a transition wire clamp; 17 is a ground wire; 18 is a mounting platform; 19 is a cable protection tube; 20 is a power cable.
Detailed Description
In order to make the technical field of the present invention better understand, the present invention is further described in detail with reference to the accompanying drawings and embodiments.
Referring to fig. 1 to 4, the utility model provides a cable terminal tower with a novel cable supporting structure, which comprises a cable terminal rod body 1, wherein the cable terminal rod body 1 is vertically arranged on the ground;
an upper layer cross arm structure, a middle layer cross arm structure and a lower layer cross arm structure are distributed at intervals from top to bottom on the upper part of the cable terminal pole body 1;
the outer ends of the two sides of the upper layer cross arm structure, the middle layer cross arm structure and the lower layer cross arm structure are respectively provided with a strain insulator string 7 and an upper drainage wire hanging string 9;
the strain insulator strings 7 are horizontally distributed and are vertical to the rod body 1 of the cable terminal rod;
the upper drainage wire hanging strings 9 are vertically distributed and are perpendicular to the upper layer cross arm structure, the middle layer cross arm structure or the lower layer cross arm structure where the upper drainage wire hanging strings are located;
and the strain insulator string 7 is connected with the overhead conductor 8 at one end far away from the rod body 1 of the cable terminal rod.
The overhead conductor 8 mainly refers to an overhead open line, is erected above the ground, and is a power transmission line for transmitting electric energy by fixing a power transmission conductor on a tower erected on the ground through an insulator.
The utility model discloses in, it is required to explain that upper strata cross arm structure, middle level cross arm structure and lower floor's cross arm structure are the wire cross arm, according to user's needs to and specific circumstances, can also increase quantity.
In the present invention, in a specific implementation, the upper cross arm structure includes two upper cross arms 3 (a specific number, which can be adjusted according to the needs of the user, and is shown as two in the figure) which are horizontally distributed, and the two upper cross arms 3 are located on the same axis;
the middle-layer cross arm structure comprises two middle cross arms 4 (the specific number can be adjusted according to the needs of users, and is shown as two in the figure), wherein the two middle cross arms 4 are horizontally distributed and are positioned on the same axis;
the lower cross arm structure includes two lower cross arms 5 (the specific number can be adjusted according to the needs of the user, and two lower cross arms 5 are shown in the figure) which are horizontally distributed, and the two lower cross arms 5 are located on the same axis.
In the concrete implementation, one end of each upper cross arm 3 is connected with a cable terminal rod body 1, and the other end (namely the outer end) is simultaneously used for connecting a strain insulator string 7 and an upper drainage wire hanging string 9;
one end of each middle cross arm 4 is connected with a cable terminal rod body 1, and the other end (namely the outer end) is simultaneously used for connecting a strain insulator string 7 and an upper drainage wire hanging string 9;
one end of each lower cross arm 5 is connected with a cable terminal rod body 1, and the other end (namely the outer end) is simultaneously used for connecting a strain insulator string 7 and an upper drainage wire hanging string 9.
On specifically realizing, to the strain insulator string 7 and the last drainage wire that any one side outer end has in upper strata cross arm structure, middle level cross arm structure and the lower floor cross arm structure hang cluster 9 (connect simultaneously promptly and connect cross arm 3, middle cross arm 4 or the one end of cross arm 5 down, be located same tip), wherein:
the upper drainage wire hanging string 9 is connected with a second drainage wire 11 distributed from top to bottom at one end far away from the body 1 of the cable terminal pole;
the overhead conductor 8 connected with one end of the strain insulator string 7, which is far away from the body 1 of the cable terminal pole, is connected with the second drainage wire 11 connected with the upper drainage wire hanging string 9 through the first drainage wire 10 distributed in an arc shape.
For the utility model, namely, the first drainage wire 10 in the upper cross arm structure is connected with the overhead conductor through the strain insulator string 7, and the other end is connected with the second drainage wire 11 through the upper drainage wire hanging string 9; the first drainage wire 10 in the middle-layer cross arm structure is connected with an overhead conductor 8 through a strain insulator string 7, and the other end of the first drainage wire 10 is connected with a second drainage wire 11 through an upper drainage wire hanging string 9; the first drainage wire 10 in the lower-layer cross arm structure is connected with an overhead conductor through a strain insulator string 7, and the other end of the first drainage wire 10 is connected with a second drainage wire 11 through an upper drainage wire hanging string 9.
In the concrete implementation, the projections of the upper layer cross arm structure, the middle layer cross arm structure and the lower layer cross arm structure on the horizontal plane (i.e. the plane perpendicular to the axis of the rod body 1 of the cable terminal rod) are in a shape like a Chinese character 'mi'.
In a specific implementation, the projections of the upper layer cross arm structure and the lower layer cross arm structure on the horizontal plane are respectively located at the front side and the rear side of the projection of the middle layer cross arm structure on the horizontal plane, as shown in fig. 3.
In concrete implementation, an included angle between the upper-layer cross arm structure (including the two horizontally-distributed upper cross arms 3) and the line extending direction of the overhead conductor 8 is greater than 90 °. Therefore, the safety distribution of the overhead conductors 8 can be ensured, and the safety performance is improved.
In a concrete implementation, an included angle between the lower-layer cross arm structure (including the two horizontally-distributed lower cross arms 5) and the line extending direction of the overhead conductor 8 is smaller than 90 °. Therefore, the safety distribution of the overhead conductors 8 can be further ensured, the necessary spacing distance is ensured, and the safety performance is improved.
In the utility model, in the concrete implementation, the top of the cable terminal pole body 1 is also provided with a ground wire cross arm layer;
the ground wire cross arm layer comprises two horizontally distributed ground wire cross arms 2;
the two ground wire cross arms 2 are positioned on the same axis;
one end of the ground wire cross arm 2 is connected with the cable terminal rod body 1, and the other end is connected with the ground wire 17.
In the present invention, in the concrete implementation, the cable terminal pole body 1 is preferably a steel pipe pole.
In the utility model, in the concrete implementation, the left and right sides of the cable terminal pole body 1 are respectively provided with an independent cable terminal platform;
each independent cable termination platform comprises a plurality of cable termination platform main rods 6 and a mounting platform 18;
the cable terminal platform main rod 6 is vertically arranged on the ground;
the mounting platforms 18 are horizontally distributed in the transverse direction;
the mounting platform 18 is located on top of a plurality of cable termination platform stems 6 (not limited to three as shown, and any number may be provided as desired).
In concrete implementation, the two mounting platforms 18 are vertically and correspondingly arranged with the outer ends of the two sides of the upper-layer cross arm structure, the middle-layer cross arm structure and the lower-layer cross arm structure.
In a concrete implementation manner, three groups of platform components distributed at intervals in the longitudinal direction are mounted at the top of the mounting platform 18, and each group of platform components comprises a cable terminal 15, a lightning arrester 14 and a lower drainage wire hanging string 13;
the cable terminal 15, the lightning arrester 14 and the lower drainage wire hanging string 13 in each group of platform components are transversely distributed at intervals;
the cable termination 15, the lightning arrester 14 and the lower jumper cable suspension string 13 in each set of platform assembly are connected in sequence by the power cable 20, that is, the three are collinear and electrically connected.
In specific implementation, the upper drainage wire hanging string 9 is connected with the upper end (specifically, the strain clamp at the upper end) of the lower drainage wire hanging string 13 through the second drainage wire 11 at the end far away from the body 1 of the cable terminal rod.
In particular, the distance between the mounting platform 18 and the ground is preferably 6-9 m;
in the concrete implementation, each cable terminal 15 is provided with a transition wire clamp 16;
each transition clamp 16 is correspondingly connected with one lightning arrester 14 through a power cable 20 (namely a lead);
the lower part of each mounting platform 18 is sleeved with a hollow cable protection pipe 19;
the power cable 20 extends through the inner cavity of the cable protection tube 19.
In the concrete implementation, the lower end of the lower drainage wire hanging string 13 is connected with the top of the mounting platform 18, and the upper end of the lower drainage wire hanging string 13 is provided with a strain clamp.
In specific implementation, a cable grounding box 12 is further installed on the installation platform 18, and the cable grounding box 12 is connected with the power cable 20.
It should be noted that, for the utility model, the strain insulator string 7 is used for connecting the overhead conductor 8 with the upper cross arm 3, the middle cross arm 4 and the lower cross arm 5; the upper lead hanging string 9 is used for connecting a second drainage wire 11 with the upper cross arm 3, the middle cross arm 4 and the lower cross arm 5; a first drainage wire 10 for connecting the overhead conductor 8 and the second drainage wire 11; a second drainage wire 11 for leading the first drainage wire 10 down to the cable termination platform; a cable grounding box 12 for grounding the power cable 20; a lower drainage sling 13 for fixing the second drainage wire 11 to the cable termination platform; a lightning arrester 14 for lightning protection of the power cable 20; a cable terminal 15 attached to an end of the power cable 20 and connected to the transition wire clamp 16; a cable protection tube for protecting the power cable 20 from external force.
According to the technical scheme provided by the utility model, the utility model discloses to go up cross arm, well cross arm and cross arm down and adopt "rice" style of calligraphy arrangement mode for many drainage lines can both keep sufficient safe distance between the cable termination pole body.
Furthermore, the utility model discloses a set up the form of stand alone type cable termination platform by cable termination pole, be favorable to cable termination pole body and cable termination platform's later stage operation maintenance.
It is to be noted that the utility model discloses in, voltage class does not have obvious influence to cable termination tower cross arm and cable termination platform's arrangement pattern, consequently, the technical scheme of the utility model, can be applied to the scheme under the different voltage classes. And simultaneously, the technical scheme of the utility model, be applicable to two return overhead line unilateral hanging wire equally, consequently, the technical scheme of the utility model, one side cross arm and cable platform can be removed.
To sum up, compare with prior art, the utility model provides a pair of cable termination tower with novel cable bearing structure, its structural design scientific and reasonable can make the drainage wire that overhead line connects and keep sufficient safe distance, effectively guarantees the safe operation of cable termination tower, is favorable to using widely, has great production practice meaning.
To the utility model provides a cable termination tower with novel cable bearing structure, it leads to the power cable who goes into the ground with built on stilts power line, and it can make and keep sufficient safe distance between overhead line's the drainage wire, and its outward appearance is more harmonious pleasing to the eye, and the wiring construction is clear convenient, can not too much occupy the installation area, more practices thrift the investment.
And simultaneously, to the utility model provides a cable termination tower with novel cable bearing structure, it has the overhead line's drainage line and cable termination pole body between keep sufficient safe distance, further promoted cable termination tower's security performance.
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 modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. A cable terminal tower with a novel cable supporting structure is characterized by comprising a cable terminal rod body (1), wherein the cable terminal rod body (1) is vertically arranged on the ground;
an upper layer cross arm structure, a middle layer cross arm structure and a lower layer cross arm structure are distributed at intervals from top to bottom on the upper part of the cable terminal pole body (1);
the outer ends of the two sides of the upper layer cross arm structure, the middle layer cross arm structure and the lower layer cross arm structure are respectively provided with a strain insulator string (7) and an upper drainage wire hanging string (9);
the strain insulator strings (7) are horizontally distributed and are vertical to the rod body (1) of the cable terminal rod;
the upper drainage wire hanging string (9) is vertically distributed and is vertical to the upper layer cross arm structure, the middle layer cross arm structure or the lower layer cross arm structure where the upper drainage wire hanging string is located;
and one end of the strain insulator string (7) far away from the rod body (1) of the cable terminal rod is connected with an overhead conductor (8).
2. Cable termination tower according to claim 1, wherein the upper cross arm structure comprises two horizontally distributed upper cross arms (3), the two upper cross arms (3) being located on the same axis;
the middle-layer cross arm structure comprises two middle cross arms (4) which are horizontally distributed, and the two middle cross arms (4) are positioned on the same axis;
the lower-layer cross arm structure comprises two lower cross arms (5) which are horizontally distributed, and the two lower cross arms (5) are located on the same axis.
3. Cable termination tower according to claim 2, characterized in that each upper cross arm (3) is connected at one end to a cable termination pole body (1) and at the other end to both a strain insulator string (7) and an upper drain wire hanger string (9);
one end of each middle cross arm (4) is connected with a cable terminal rod body (1), and the other end of each middle cross arm is simultaneously used for connecting a strain insulator string (7) and an upper drainage wire hanging string (9);
one end of each lower cross arm (5) is connected with a cable terminal rod body (1), and the other end of each lower cross arm is simultaneously used for connecting a strain insulator string (7) and an upper drainage wire hanging string (9).
4. The cable termination tower according to claim 3, wherein for the strain insulator string (7) and the upper drain wire hanger string (9) provided at the outer end of any one side of the upper, middle and lower cross arm structures, wherein:
one end of the upper drainage wire hanging string (9), which is far away from the body (1) of the cable terminal rod, is respectively connected with a second drainage wire (11) which is distributed from top to bottom;
an overhead conductor (8) connected with one end, far away from the body (1) of the cable terminal pole, of the strain insulator string (7) is connected with a second drainage wire (11) connected with an upper drainage wire hanging string (9) through first drainage wires (10) distributed in an arc shape.
5. The cable termination tower of any one of claims 1 to 4, wherein the projections of the upper, middle and lower cross-arm structures in a horizontal plane are "m" shaped.
6. The cable termination tower of claim 5, wherein the projections of the upper and lower cross-arm structures in the horizontal plane are located on front and rear sides of the projection of the middle cross-arm structure in the horizontal plane, respectively;
the included angle between the upper-layer cross arm structure and the line extending direction of the overhead conductor (8) is larger than 90 degrees;
and the included angle between the lower-layer cross arm structure and the line extending direction of the overhead conductor (8) is less than 90 degrees.
7. Cable termination tower according to claim 5, characterized in that the top of the cable termination mast body (1) is further fitted with a ground cross-arm layer;
the ground wire cross arm layer comprises two horizontally distributed ground wire cross arms (2);
the two ground wire cross arms (2) are positioned on the same axis;
one end of the ground wire cross arm (2) is connected with the cable terminal rod body (1), and the other end is connected with a ground wire (17).
8. Cable termination tower according to claim 5, characterized in that the cable termination mast body (1) is provided with a free standing cable termination platform on each of its left and right sides;
each independent cable termination platform comprises a plurality of cable termination platform main rods (6) and a mounting platform (18);
the cable terminal platform main rod (6) is vertically arranged on the ground;
the mounting platforms (18) are horizontally distributed in the transverse direction;
the mounting platform (18) is positioned at the top of the main rods (6) of the cable terminal platforms;
the top of the mounting platform (18) is provided with three groups of platform components which are distributed at intervals in the longitudinal direction, and each group of platform components comprises a cable terminal (15), a lightning arrester (14) and a lower drainage wire hanging string (13);
the cable terminal (15), the lightning arrester (14) and the lower drainage wire hanging string (13) in each group of platform components are transversely distributed at intervals;
the cable terminal (15), the lightning arrester (14) and the lower drainage wire hanging string (13) in each group of platform assemblies are sequentially connected through a power cable (20).
9. Cable termination tower according to claim 8, wherein two mounting platforms (18) are provided vertically corresponding to the two lateral outer ends of the upper, middle and lower cross arm structures.
10. The cable termination tower according to claim 8, wherein the upper drain wire sling (9) is connected to the upper end of the lower drain wire sling (13) via a second drain wire (11) at the end remote from the cable termination pole body (1);
the cable terminal pole body (1) is a steel pipe pole;
the distance between the mounting platform (18) and the ground is 6-9 m;
each cable terminal (15) is provided with a transition wire clamp (16);
each transition wire clamp (16) is correspondingly connected with one lightning arrester (14) through a power cable (20);
the lower part of each mounting platform (18) is sleeved with a hollow cable protection pipe (19);
the power cable (20) extends through the inner cavity of the cable protection tube (19);
the lower end of the lower drainage wire hanging string (13) is connected with the top of the mounting platform (18), and a strain clamp is arranged at the upper end of the lower drainage wire hanging string (13);
the installation platform (18) is further provided with a cable grounding box (12), and the cable grounding box (12) is connected with the power cable (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920169972.1U CN210127695U (en) | 2019-01-31 | 2019-01-31 | Cable terminal tower with novel cable supporting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920169972.1U CN210127695U (en) | 2019-01-31 | 2019-01-31 | Cable terminal tower with novel cable supporting structure |
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| Publication Number | Publication Date |
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| CN210127695U true CN210127695U (en) | 2020-03-06 |
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| CN201920169972.1U Active CN210127695U (en) | 2019-01-31 | 2019-01-31 | Cable terminal tower with novel cable supporting structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114696283A (en) * | 2022-04-01 | 2022-07-01 | 金华电力设计院有限公司 | Adopt two return circuit cable T to connect and draw shaft tower arrangement structure down |
| CN117239657A (en) * | 2023-11-14 | 2023-12-15 | 中国电建集团河北省电力勘测设计研究院有限公司 | 220kV single-loop double-cable terminal tower mounting structure of offshore wind farm |
-
2019
- 2019-01-31 CN CN201920169972.1U patent/CN210127695U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114696283A (en) * | 2022-04-01 | 2022-07-01 | 金华电力设计院有限公司 | Adopt two return circuit cable T to connect and draw shaft tower arrangement structure down |
| CN117239657A (en) * | 2023-11-14 | 2023-12-15 | 中国电建集团河北省电力勘测设计研究院有限公司 | 220kV single-loop double-cable terminal tower mounting structure of offshore wind farm |
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