CN205377232U - Cable termination pole and electric strutting arrangement thereof - Google Patents
Cable termination pole and electric strutting arrangement thereof Download PDFInfo
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- CN205377232U CN205377232U CN201620178791.1U CN201620178791U CN205377232U CN 205377232 U CN205377232 U CN 205377232U CN 201620178791 U CN201620178791 U CN 201620178791U CN 205377232 U CN205377232 U CN 205377232U
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- 238000009434 installation Methods 0.000 claims abstract description 42
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 abstract description 10
- 230000008602 contraction Effects 0.000 abstract description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000004020 conductor Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000002459 sustained effect Effects 0.000 description 1
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Abstract
The utility model discloses a cable termination pole and electric strutting arrangement thereof. Electric strutting arrangement includes the cross arm, is fixed with on the cross arm along branch's support of longitudinal extension, is equipped with arrester installation position and terminal installation position on branch's support, and arrester installation position, terminal installation position and the distance of cross arm between two liang all are not less than the electric leakage distance. The utility model discloses well arrester and cable termination are fixed on branch's support of electric strutting arrangement, so that arrester and cable termination are arranged in same high position department, when arranging in the position of carrying out arrester and cable termination like this, support component between electric strutting arrangement and the wire pole can not influence the position of arranging between arrester and the cable termination, just also make the interval between arrester and the cable termination to arrange in strict accordance with electric leakage distance, thereby the relative distance between arrester and the cable termination has been shortened, just also make lead wire contraction in length between cable termination and the arrester.
Description
Technical field
This utility model relates to a kind of cable terminal pole and electrically props up support arrangement.
Background technology
Cable terminal pole is for the junction of high voltage overhead lines and high tension cable, cable termination on cable terminal pole and spark gap are the essential electrical devices of cable run and overhead transmission line junction, an electric lead wire is generally adopted to connect between spark gap and cable termination, the two ends of electric lead wire connect conduction each through bolt and are connected on two electric devices, as disclosed in Chinese patent literature CN103280758A " cable terminal pole ", including tower bar and on fixing from bottom to top some cross-arms, each cross-arm is connected to cable termination and spark gap, cable termination and spark gap are separately fixed on different cross-arms, to be fixed on tower bar in the way of adopting relatively independent support.nullOwing to the distance between spark gap and cable termination need to more than its leakage distance，Leakage distance refers to the energized conductor minimum safe distance to grounding body，This leakage distance is certain value，So cable termination is generally in the lower section of spark gap，Namely cable termination and spark gap need to be arranged on differing heights，Now affected by the diagonal brace below cross-arm，For avoiding the interference of the diagonal brace cable termination to installing on cross-arm or spark gap，The neighbouring distance between two cross-arms is bigger，Thus more increase the distance between cable termination and spark gap，Also the length allowing for the lead wire between cable termination and spark gap increases，There is long problem in lead wire，At wind-force、In the weather such as sleet，Lead wire there will be the phenomenon acutely rocked，The bolt fastening structure that lead wire two ends connect cable termination and spark gap is made to occur loosening phenomenon，The problem that wiring position after loosening there will be loose contact or connection position heating，Thus causing disconnection fault，Damage is brought to power transmission network.
Utility model content
The purpose of this utility model is to provide an electrically support arrangement of a kind of spacing shortened between cable termination and spark gap, additionally provides a kind of cable terminal pole using this electric support arrangement simultaneously.
In order to realize object above, in this utility model, electrically the technical scheme of a support arrangement is as follows:
An electrically support arrangement, including for the fixing cross-arm extended transversely on utility poles, cross-arm is fixed with the branch stent extended longitudinally, being provided with mean for the spark gap installation position of spark gap installation and the terminal installation position of current supply cable terminal installation on branch stent, spark gap installation position, terminal installation position and cross-arm distance between any two are all not less than leakage distance.
Branch stent has two or more and is intervally arranged in the horizontal, and the distance between contiguous branch support is not less than described leakage distance.
Branch stent has three and is divided into two that are arranged symmetrically in cross-arm two ends end branch stents and is in a middle branch stent in the middle of cross-arm, and the distance between two ends branch stent with middle branch stent is equal.
The middle part of end branch stent is connected on the end of cross-arm, and the two ends of end branch stent overhang respectively in longitudinal both sides of cross-arm, and holds the spark gap installation position on branch stent and office, terminal installation position on its two projecting end.
Two projecting ends of end branch stent are equal to the distance of cross-arm.
Middle branch stent starts to overhang to longitudinal side from cross-arm, and on middle branch stent in spark gap installation position and terminal installation position a distance to cross-arm equal to another twice to the distance of cross-arm.
Being provided with mean for clip on cross-arm or anchor ear installs and holds fixing two banding holes on utility poles tightly, in two banding holes, at least one is the elongated hole extended transversely.
In this utility model, the technical scheme of cable terminal pole is as follows:
Cable terminal pole, including electric pole and on by electrically propping up the fixing spark gap of support arrangement, cable termination, electrically a support arrangement includes fixing cross-arm on utility poles, cross-arm is fixed with the branch stent extended longitudinally, being provided with mean for the spark gap installation position of spark gap installation and the terminal installation position of current supply cable terminal installation on branch stent, spark gap installation position, terminal installation position and cross-arm distance between any two are all not less than leakage distance.
Branch stent has two or more and is intervally arranged in the horizontal, and the distance between contiguous branch support is not less than described leakage distance.
Spark gap on each branch stent is in same one end, and cable termination is in the relative other end.
In this utility model, spark gap and cable termination are fixed on the branch stent of an electrically support arrangement, so that spark gap and cable termination are disposed in sustained height position, so when carrying out the location arrangements of spark gap and cable termination, electrically prop up the support parts between support arrangement and electric pole without influence on the position between spark gap and cable termination, also allow for the spacing between spark gap and cable termination to be arranged in strict accordance with leakage distance, thus the relative distance shortened between spark gap and cable termination, also the lead wire contraction in length between cable termination and spark gap is allowed for, avoid lead wire by wind, the large-amplitude sloshing that the factor impacts such as sleet occur.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of cable terminal pole of the present utility model；
Fig. 2 is the structural representation of an electrically support arrangement in Fig. 1；
Fig. 3 is the upward view of Fig. 2；
Fig. 4 is the left view of Fig. 2.
Detailed description of the invention
The embodiment of cable terminal pole in this utility model: as shown in Figures 1 to 4, including the electrically support arrangement that electric pole 1 and top thereof are fixing, electrically a support arrangement is mainly made up of cross-arm 21 and branch stent, and cross-arm 21 and branch stent all adopt angle bar.Cross-arm 21 extends transversely, the middle part of cross-arm 21 offers two and holds hole tightly for what anchor ear 5 was installed, cross-arm 21 is held tightly on the periphery being fixed on electric pole 1 by anchor ear 5, and the two hold tightly Kong Zhongyi be circular hole 211, another be the elongated hole 212 extended transversely, this elongated hole 212 can be used for regulating anchor ear 5 and carries out installing and fixing on the electric pole 1 of various outer diameter.Branch stent has three, and be divided into two that are arranged symmetrically in cross-arm 21 two ends end branch stents 22 and be in a middle branch stent 23 in the middle of cross-arm 21, middle branch stent 23 and two ends branch stent 22 all extend longitudinally, and the middle part of end branch stent 22 is weldingly fixed on cross-section end, the two ends of end branch stent 22 overhang in longitudinal both sides of cross-arm 21 respectively, two projecting ends are respectively equipped with the terminal installation position 41 that current supply cable terminal 31 is installed and the spark gap installation position 42 installed for spark gap 32, spark gap installation position 42 and terminal installation position 41 offer installing hole respectively that install for spark gap 32 and cable termination 31；Middle branch stent 23 is in the centre of two ends branch stent 22, distance between two ends branch stent 22 with middle branch stent 23 is equal, and middle branch stent 23 starts to overhang to its longitudinal side from cross-arm 21, spark gap installation position 42 and terminal installation position 41 on middle branch stent 23 are arranged in longitudinal separation, and branch stent 23 is in the front side of cross-arm 21 in definition, on end branch stent 22 and middle branch stent 23, spark gap 32 is in the rear of cable termination 31.On end branch stent 22, spark gap 32 and cable termination 31 are all not less than respective leakage distance apart from the distance of cross-arm 21, and two places are apart from equal, and the distance between spark gap 32 and cable termination 31 is equal to the leakage distance of twice；On middle branch stent 23, spark gap 32 is to the distance of cross-arm 21 equal to 1/2nd of cable termination 31 to cross-arm 21 distance, and spark gap 32 is all not less than leakage distance to the distance of cross-arm 21 and cable termination 31 to the distance of cross-arm 21.
Cross-arm 21 horizontal positioned in the present embodiment, three branch stents on cross-arm 21 are arranged from left to right successively, three branch stents are all vertical with cross-arm 21, and on three branch stents, it is respectively arranged to install the installing hole of the three-phase terminals of cable and corresponding spark gap 32, and the longitudinal length of three branch stents is all not less than the leakage distance of twice.Being connected each through the mode welded between three branch stents and cross-arm 21, the two ends of two end branch stents 22 are all equal beyond longitudinal both sides of cross-arm 21 and the length that exceeds, are all not less than the leakage distance of a times.Therefore in the present embodiment electrically a support arrangement by cable termination 31 and spark gap 32 in the same plane in be arranged, electrical lead wire length between cable termination 31 and the spark gap 32 in every phase loop is reduced, when solving cable termination 31 and spark gap 32 difference setting height(from bottom), long owing to going between, the excessive two ends connecting bolt caused of amplitude of fluctuation loosens, the problem of connection position heating.
In the above-described embodiments, branch stent two ends are unsettled, a middle branch stent one end is unsettled for two ends, in other embodiments, three branch stents can adopt the structure that one end is unsettled, certainly, the quantity of branch stent can also set according to the number of phases of major loop, and during as adopted four phase loops, branch stent can be selected for four；During quarter-phase circuit, branch stent can be selected for two.
In the above-described embodiments, cross-arm is fixing on utility poles by anchor ear, and in other embodiments, cross-arm can also adopt the form such as diagonal brace, deck fixing on utility poles.
This utility model electrically props up the embodiment of support arrangement: in the present embodiment, the structure of electric wire support device is identical with the structure of electric wire support device in above-described embodiment, therefore repeats no more.
Claims (10)
1. electrically prop up support arrangement, including for the fixing cross-arm extended transversely on utility poles, it is characterized in that, cross-arm is fixed with the branch stent extended longitudinally, being provided with mean for the spark gap installation position of spark gap installation and the terminal installation position of current supply cable terminal installation on branch stent, spark gap installation position, terminal installation position and cross-arm distance between any two are all not less than leakage distance.
2. electric support arrangement according to claim 1, it is characterised in that branch stent has two or more and is intervally arranged in the horizontal, and the distance between contiguous branch support is not less than described leakage distance.
3. electric support arrangement according to claim 2, it is characterized in that, branch stent has three and is divided into two that are arranged symmetrically in cross-arm two ends end branch stents and is in a middle branch stent in the middle of cross-arm, and the distance between two ends branch stent with middle branch stent is equal.
4. electric support arrangement according to claim 3, it is characterized in that, the middle part of end branch stent is connected on the end of cross-arm, and the two ends of end branch stent overhang respectively in longitudinal both sides of cross-arm, and holds the spark gap installation position on branch stent and office, terminal installation position on its two projecting end.
5. electric support arrangement according to claim 4, it is characterised in that two projecting ends of end branch stent are equal to the distance of cross-arm.
6. electric support arrangement according to claim 3, it is characterized in that, middle branch stent starts to overhang to longitudinal side from cross-arm, and on middle branch stent in spark gap installation position and terminal installation position a distance to cross-arm equal to another twice to the distance of cross-arm.
7. electric support arrangement as claimed in any of claims 1 to 6, it is characterised in that being provided with mean for clip on cross-arm or anchor ear installs and holds fixing two banding holes on utility poles tightly, in two banding holes, at least one is the elongated hole extended transversely.
8. cable terminal pole, including electric pole and on by electrically propping up the fixing spark gap of support arrangement, cable termination, electrically a support arrangement includes fixing cross-arm on utility poles, it is characterized in that, cross-arm is fixed with the branch stent extended longitudinally, being provided with mean for the spark gap installation position of spark gap installation and the terminal installation position of current supply cable terminal installation on branch stent, spark gap installation position, terminal installation position and cross-arm distance between any two are all not less than leakage distance.
9. cable terminal pole according to claim 8, it is characterised in that branch stent has two or more and is intervally arranged in the horizontal, and the distance between contiguous branch support is not less than described leakage distance.
10. cable terminal pole according to claim 9, it is characterised in that the spark gap on each branch stent is in same one end, cable termination is in the relative other end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620178791.1U CN205377232U (en) | 2016-03-09 | 2016-03-09 | Cable termination pole and electric strutting arrangement thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620178791.1U CN205377232U (en) | 2016-03-09 | 2016-03-09 | Cable termination pole and electric strutting arrangement thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205377232U true CN205377232U (en) | 2016-07-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620178791.1U Active CN205377232U (en) | 2016-03-09 | 2016-03-09 | Cable termination pole and electric strutting arrangement thereof |
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| Country | Link |
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| CN (1) | CN205377232U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105680390A (en) * | 2016-03-09 | 2016-06-15 | 国家电网公司 | Cable terminal pole and electrical support device therefor |
| CN111478269A (en) * | 2020-04-28 | 2020-07-31 | 国家电网有限公司 | Bird-driving type cable oil-filled terminal supporting device |
| CN111478268A (en) * | 2020-04-28 | 2020-07-31 | 国家电网有限公司 | High-voltage power tower cable oil-filled terminal sitting type supporting device |
-
2016
- 2016-03-09 CN CN201620178791.1U patent/CN205377232U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105680390A (en) * | 2016-03-09 | 2016-06-15 | 国家电网公司 | Cable terminal pole and electrical support device therefor |
| CN111478269A (en) * | 2020-04-28 | 2020-07-31 | 国家电网有限公司 | Bird-driving type cable oil-filled terminal supporting device |
| CN111478268A (en) * | 2020-04-28 | 2020-07-31 | 国家电网有限公司 | High-voltage power tower cable oil-filled terminal sitting type supporting device |
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| GR01 | Patent grant |