CN104538887A - Lifting converter of lightning wire - Google Patents
Lifting converter of lightning wire Download PDFInfo
- Publication number
- CN104538887A CN104538887A CN201410720472.4A CN201410720472A CN104538887A CN 104538887 A CN104538887 A CN 104538887A CN 201410720472 A CN201410720472 A CN 201410720472A CN 104538887 A CN104538887 A CN 104538887A
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- side plate
- lightning conducter
- convex side
- transducer
- pulleys
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Abstract
Disclosed in the invention is a lifting converter of a lightning wire. The lifting converter comprises a main wheel carrier body, four anti-shedding hooks, two pulleys, and two pulley shafts. The main wheel carrier body consists of a base plate, a first convex type side plate, and a second convex type side plate, wherein the base plate, the first convex type side plate, and the second convex type side plate are in an integrated mode; and the first convex type side plate and the second convex type side plate are symmetrically arranged at the base plate. Four U-shaped grooves are symmetrically formed in four corners of the base plate; and the four anti-shedding hooks are respectively connected to the four U-shaped grooves of the base plate by bolts. The two pulleys are arranged between the first convex type side plate and the second convex type side plate by the pulley shafts in a left-right symmetric mode. According to the invention, the steel strand lightning wire, the OPGW cable lightning wire, and the good-conductor lightning wire can be lifted conveniently; and various suspension clamps can be replaced and installed conveniently.
Description
Technical field
The instrument used when the present invention relates to a kind of power transmission lines overhauling and install, particularly relates to a kind of lightning conducter and promotes transducer.
Background technology
In the newly-built construction of line, old track remodelling and maintenance process, be certain to relate to installation, the adjustment of tangent tower lightning conducter gold utensil and more change jobs.The length major part of tangent tower overhanging golden tool is in 230 millimeter, and conventional stringing instrument has Lever Blocks, two ditch wire grip and tackle pulley etc., and they tighten up failure distance and are all far longer than 230 millimeters.Therefore, above instrument is all not suitable for application in lightning conducter maintenance, installation.Electric power tool manufacturing firm develops two kinds of more typical lightning conducter hoisting tools, 2 lift methods and single-point lift method, in use, all there is limitation, can only erection & lift list suspension clamp lightning conducter, for two suspension clamp and pre-hinged catenarian cable cleat then helpless (promote lightning conducter hanging point distance suspension clamp too near, pre-hinged catenarian cable cleat is oversize).The lightning conducter of current most of construction of line is while be steel strand wire, and another side is OPGW optical cable, and the suspension clamp that OPGW optical cable uses is pre-hinged catenarian cable cleat, promotes maintenance, installs temporarily without specific purpose tool.During Construction and Maintenance, operating personnel often takes two kinds of way erection & lifts.Way one: do a little cross-arm with a larger yoke and be bundled on steel tower ground wire cross-arm along line direction, can rotate among a small circle, hanging wire suspension hook is equipped with at little cross-arm two ends, one end suspension hook connects wire grip, tightens up wire grip and just optical cable can be promoted.Existing problems: the bad control of yoke intensity, to have selected large bad carries, install, and has selected little and has easily fractureed; Way two: colligation round log on ground wire cross-arm, steel wire cover strides across round log, tightens up steel wire cover promote optical cable by fixing-line device and wire grip.Existing problems, steel wire is enclosed within round log and slides, and does not prevent the safeguard measure that optical cable comes off.
Known by introducing above, very safe, the specification that steel strand wire hoisting tool makes, but function singleness; OPGW optical cable hoisting tool is very simple and crude, lack of standardization and fail safe is very poor, and the thing damaging optical cable and personnel because of self-made tool and human users's error once repeatedly occurs.Within 2008, the many provinces of south China meet with century-old rare ice and snow, freezing disaster, cause a large amount of transmission line line-outage contingency of falling tower.Afterwards, power department is revised Transmission Line Design standard, and all kinds of lightning conducter sectional area all has and increases in various degree, maximum increase about 30%, vertical and horizontal loading will increase substantially, and the way re-using simple and easy method installation lightning conducter gold utensil is not suitable for very much.
In order to improve lightning conducter Construction and Maintenance quality, because instrument reason causes the generation of optical cable damage accident in minimizing maintenance, installation process, improving the fail safe of specific purpose tool, operability and versatility, being badly in need of a kind of method solving this problem.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, provide a kind of lightning conducter and promote transducer.
In order to achieve the above object, the present invention adopts following technical scheme to be achieved:
A kind of lightning conducter promotes transducer, comprises wheel frame body, four anti-drop hooks, two pulleys and two pulley spindles; Wherein, wheel frame body comprises the base plate of integrated molding, the first convex side plate and the second convex side plate, and the first convex side plate and the second convex side plate are symmetricly set on base plate, the corner symmetry of base plate offers four U-type groove, four anti-drop hooks are connected to four U-type groove places on base plate respectively by bolt, two pulleys are symmetrical set between the first convex side plate and the second convex side plate respectively by pulley spindle.
The present invention further improves and is: the top of the first convex side plate and the second convex side plate also offers through hole, is provided with sealing screw in this through hole.
The present invention further improves and is: be provided with reinforcement between the first convex side plate and base plate and between the second convex side plate and base plate.
The present invention further improves and is: the first convex side plate or the second convex side plate are provided with the boss for preventing pulley spindle from rotating.
The present invention further improves and is: the race of two pulleys is higher than the upper surface of the first convex side plate and the second convex side plate.
The present invention further improves and is: wheel frame body adopts aluminium alloy to make.
The present invention further improves and is: each anti-drop hook includes hook and the band platform nut of threaded engagement.
The present invention further improves and is: when promoting lightning conducter work, wheel frame body lightning conducter being promoted transducer is stuck on steel tower ground wire cross-arm angle steel, and frame body and steel tower ground wire cross-arm Bolted angle connection will be taken turns by four anti-drop hooks, ground wire cross-arm angle steel is connected with lightning conducter by U-shaped screw, lightning conducter hardware string and suspension clamp successively; Block on the lightning conducter of suspension clamp one end by a fixing-line device after one end steel wire loop of wire grip being walked around two pulleys on wheel frame body, the other end steel wire rope of wire grip blocks on the lightning conducter of the suspension clamp other end by a fixing-line device; Tighten up wire grip, steel wire loop and two pulleys of now walking around two pulleys form close contact, and two contact-making surfaces form supporting surface; Along with wire grip continues to tighten up, two fixing-line devices blocking lightning conducter are all moved to steel tower direction; Along with constantly tightening up of wire grip, act on the vertical gravity on lightning conducter suspension clamp, be transferred to lightning arrester and promote on transducer, the installation after this carrying out all kinds of suspension clamp connects.
The present invention further improves and is: the first convex side plate is connected by sealing screw with the top of the second convex side plate, prevents the steel wire rope on two pulleys from ejecting.
The present invention further improves and is: wire grip selects Lever Blocks or ratchet-wheel wire tightener.
Compared with prior art, the present invention has following technique effect:
Lightning conducter of the present invention promotes transducer, comprises wheel frame body, anti-drop hook assembly and pulley assembly, during use, is stuck in by wheel frame body on steel tower ground wire cross-arm hanging point two angle steel, according to two angle steel width adjustment, four anti-drop hook spacing, and tightens clamp nut.Promote lightning conducter steel wire loop to walk around on two pulleys, steel wire overlaps one end and connects fixing-line device, one end connection wire grip band fixing-line device, adopt balance stringing method, all kinds of lightning conducter can be promoted stably, further, seal pulley top with sealing screw, prevent the steel wire rope on two pulleys from ejecting.The present invention can avoid that the lightning conducter caused because of a variety of causes jumps, slippage accident, and the improper fracture caused of wooden cross arm because of choice for use also can be avoided to go offline accident.
Therefore the present invention not only can easily promote, installs and change steel strand wire lightning conducter gold utensil, and can easily promote, installs and change OPGW optical cable lightning conducter, good conductor lightning conducter gold utensil.In a word, the present invention has three large features: fail safe is high, be easy to operation and highly versatile.
Accompanying drawing explanation
Fig. 1 is the working state schematic representation that a kind of lightning conducter of the present invention promotes transducer.
Fig. 2 is the structural representation that lightning conducter of the present invention promotes transducer.
Fig. 3 is the left view of Fig. 2.
Fig. 4 is the vertical view of Fig. 2.
In figure: 1. take turns frame body, 2. seal screw, 3. anti-drop hook, 4. pulley, 5. pulley spindle, 6. ground wire cross-arm angle steel, 7.U type screw, 8. wire grip, 9. lightning conducter hardware string, 10. suspension clamp, 11. lightning conducters, 12. fixing-line devices.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail.
See Fig. 1 to Fig. 4, a kind of lightning conducter of the present invention promotes transducer, comprises wheel frame body 1, four anti-drop hooks 3, two pulleys 4 and two pulley spindles 5, wherein, wheel frame body 1 comprises the base plate 101 of integrated molding, first convex side plate 102 and the second convex side plate 103, and the first convex side plate 102 and the second convex side plate 103 are symmetricly set on base plate 101, the corner symmetry of base plate 101 offers four U-type groove 106, four anti-drop hooks 3 are connected to four U-type groove 106 places on base plate 101 respectively by bolt, herein can according to the width of steel tower ground wire cross-arm angle steel width adjustment four anti-drop hooks 3, adapt to the tangent suspension tower of different model, nut on fastening anti-drop hook 3 can make main body 1 wheel carrier link together with steel tower securely, two pulleys 4 are symmetrical set between the first convex side plate 102 and the second convex side plate 103 respectively by pulley spindle 5, and the race of two pulleys 4 is higher than the upper surface of the first convex side plate 102 and the second convex side plate 103, the object adopting two pulleys 4 is to reduce ground wire lifting transducer center of gravity, dispersion angle steel pressure.
Further, the top of the first convex side plate 102 and the second convex side plate 103 also offers through hole, be provided with sealing screw 2 in this through hole, the sealing screw 2 on wheel frame body 1 can be enclosed in promoting the steel wire cover of lightning conducter on two pulleys 4, to prevent because lightning conducter jumps slippage under tower.Reinforcement 104 is provided with between first convex side plate 102 and base plate 101 and between the second convex side plate 103 and base plate 101.First convex side plate 102 or the second convex side plate 103 are provided with the boss 105 for preventing pulley spindle 5 from rotating.Each anti-drop hook 3 includes hook and the band platform nut of threaded engagement.
The present invention promotes the method for lightning conducter on tangent suspension tower, is converted to the tilted direction of almost horizontal by traditional vertical direction.Adopt balance stringing method, by the vertical force suffered by lightning conducter hanging wire point, transfer to lightning conducter and promote on transducer.
In order to understand further the present invention, now an explanation is done to its course of work.
When promoting lightning conducter work, the wheel frame body 1 lightning conducter being promoted transducer is stuck on steel tower ground wire cross-arm angle steel 6, and by four anti-drop hooks 3, wheel frame body 1 is connected with steel tower ground wire cross-arm angle steel 6, ground wire cross-arm angle steel 6 is connected with lightning conducter 11 by U-shaped screw 7, lightning conducter hardware string 9 and suspension clamp 10 successively.One end steel wire loop of wire grip 8 blocks on the lightning conducter 11 of suspension clamp 10 one end by a fixing-line device 12 after walking around two pulleys 4 on wheel frame body 1; First convex side plate 102 is connected by sealing screw 2 with the top of the second convex side plate 103, prevents the steel wire rope on two pulleys 4 from ejecting; The other end steel wire rope of wire grip 8 is blocked on the lightning conducter 11 of suspension clamp 10 other end by a fixing-line device 12.Tighten up wire grip 8, steel wire loop and two pulleys 4 of now walking around pulley 4 form close contact, and two contact-making surfaces form supporting surface.Along with wire grip 8 continues to tighten up, two fixing-line devices 12 blocking lightning conducter 11 are all moved to steel tower direction, and stringing lifting device total length constantly shortens, and the lightning conducter length being stuck in lightning conducter point-to-point transmission is constant.Along with constantly tightening up of wire grip 8, act on the vertical gravity on lightning conducter 11 suspension string folder 10 (being coaster during construction), will be transferred to lightning arrester and promote on transducer, the installation after this just can carrying out all kinds of suspension clamp connects.
It is to be noted that steel tower ground wire hanging point two angle steel width is less than the longitudinal maximal dilation distance of anti-drop hook 3, anticreep hanging point spacing is adjustable, is the tangent suspension tower ground wire cross-arm width in order to be suitable for different model.The angle of OPGW optical cable and steel wire loop should be reduced as far as possible when promoting OPGW optical cable.
The coefficient of friction promoting transducer two pulleys 4 due to lightning conducter is minimum, during folding and unfolding wire grip 8, steel wire loop can move forward and backward easily on two pulleys 4, the unbalanced tensile force that tangent suspension tower bears is almost nil, operational method belongs to balance stringing method, therefore, the safety of tangent suspension tower can be protected.Four anti-drop hooks 3 promoted on transducer due to lightning conducter firmly link together with steel tower ground wire angle steel, and steel wire cover seals again by the sealing screw on wheel carrier, and during stringing, no matter how lightning conducter jumps, and slippage also can not occur and to go offline accident.
Wire grip 8 can use Lever Blocks, also can use ratchet-wheel wire tightener stringing.Tightly, line-putting method is similar at strain tower, is easy to operation.
The instrument that tangent suspension tower and strain insulator steel tower use is about the same, and tangent suspension tower wants a multiplex lightning conducter to promote transducer; No matter what same base tangent suspension tower was hung is OPGW optical cable or steel strand wire lightning conducter etc., only need change corresponding fixing-line device, this instrument all can be used to carry out erection & lift, and the versatility of instrument is very strong.
Lightning conducter of the present invention promotes transducer feature: structure is simple, and reliability is high, lightweight, and bearing capacity is large, and highly versatile, does not limit by electric pressure, during erection & lift lightning conducter gold utensil, does not need to prepare too eurypalynous Construction and Maintenance instrument.
In sum, the present invention is by the method for transducer by the original vertical-lifting lightning conducter generally adopted, convert the tilted direction lift method close to level to, by lightning conducter hoist point by the point nearer apart from suspension clamp center, be transformed to point far away, anti-drop hook assembly is housed bottom transducer, itself and steel tower are joined together, therefore the present invention not only can easily promote, installs and change steel strand wire lightning conducter gold utensil, and can easily promote, installs and change OPGW optical cable lightning conducter, good conductor lightning conducter gold utensil.In a word, the present invention has three large features: fail safe is high, be easy to operation and highly versatile.
Claims (10)
1. lightning conducter promotes a transducer, it is characterized in that: comprise wheel frame body (1), four anti-drop hooks (3), two pulleys (4) and two pulley spindles (5), wherein, wheel frame body (1) comprises the base plate (101) of integrated molding, first convex side plate (102) and the second convex side plate (103), and the first convex side plate (102) and the second convex side plate (103) are symmetricly set on base plate (101), the corner symmetry of base plate (101) offers four U-type groove (106), four anti-drop hooks (3) are connected to four U-type groove (106) places on base plate (101) respectively by bolt, two pulleys (4) are symmetrical set between the first convex side plate (102) and the second convex side plate (103) respectively by pulley spindle (5).
2. a kind of lightning conducter according to claim 1 promotes transducer, it is characterized in that: the top of the first convex side plate (102) and the second convex side plate (103) also offers through hole, in this through hole, be provided with sealing screw (2).
3. a kind of lightning conducter according to claim 1 promotes transducer, it is characterized in that: be provided with reinforcement (104) between the first convex side plate (102) and base plate (101) and between the second convex side plate (103) and base plate (101).
4. a kind of lightning conducter according to claim 1 promotes transducer, it is characterized in that: the first convex side plate (102) or the second convex side plate (103) are provided with the boss (105) for preventing pulley spindle (5) from rotating.
5. a kind of lightning conducter according to claim 1 promotes transducer, it is characterized in that: the race of two pulleys (4) is higher than the upper surface of the first convex side plate (102) and the second convex side plate (103).
6. a kind of lightning conducter according to claim 1 promotes transducer, it is characterized in that: wheel frame body (1) adopts aluminium alloy to make.
7. a kind of lightning conducter according to claim 1 promotes transducer, it is characterized in that: each anti-drop hook (3) includes hook and the band platform nut of threaded engagement.
8. a kind of lightning conducter according to claim 1 promotes transducer, it is characterized in that: when promoting lightning conducter work, the wheel frame body (1) lightning conducter being promoted transducer is stuck on steel tower ground wire cross-arm angle steel (6), and will take turns frame body (1) be connected with steel tower ground wire cross-arm angle steel (6) by four anti-drop hooks (3), ground wire cross-arm angle steel (6) passes through U-shaped screw (7), lightning conducter hardware string (9) and suspension clamp (10) successively and is connected with lightning conducter (11); Two pulleys (4) walked around by one end steel wire loop of wire grip (8) on wheel frame body (1) are blocked on the lightning conducter (11) of suspension clamp (10) one end by a fixing-line device (12) afterwards, and the other end steel wire rope of wire grip (8) blocks on the lightning conducter (11) of suspension clamp (10) other end by a fixing-line device (12); Tighten up wire grip (8), steel wire loop and two pulleys (4) of now walking around two pulleys (4) form close contact, and two contact-making surfaces form supporting surface; Along with wire grip (8) continues to tighten up, two fixing-line devices (12) of blocking lightning conducter (11) are all moved to steel tower direction; Along with constantly tightening up of wire grip (8), act on the vertical gravity on lightning conducter (11) suspension clamp (10), be transferred to lightning arrester and promote on transducer, the installation after this carrying out all kinds of suspension clamp connects.
9. a kind of lightning conducter according to claim 8 promotes transducer, it is characterized in that: the first convex side plate (102) is connected by sealing screw (2) with the top of the second convex side plate (103), prevents the steel wire rope on two pulleys (4) from ejecting.
10. a kind of lightning conducter according to claim 8 promotes transducer, it is characterized in that: wire grip (8) selects Lever Blocks or ratchet-wheel wire tightener.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410720472.4A CN104538887B (en) | 2014-12-01 | 2014-12-01 | A kind of lightning conducter lifts converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410720472.4A CN104538887B (en) | 2014-12-01 | 2014-12-01 | A kind of lightning conducter lifts converter |
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| Publication Number | Publication Date |
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| CN104538887A true CN104538887A (en) | 2015-04-22 |
| CN104538887B CN104538887B (en) | 2017-10-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410720472.4A Active CN104538887B (en) | 2014-12-01 | 2014-12-01 | A kind of lightning conducter lifts converter |
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| CN (1) | CN104538887B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105703272A (en) * | 2016-03-31 | 2016-06-22 | 国网辽宁省电力有限公司辽阳供电公司 | Method for mounting, dismounting and changing linear wire feeder in electrification mode |
| CN108750990A (en) * | 2018-07-03 | 2018-11-06 | 云南送变电工程有限公司 | A kind of ground wire or optical cable lift auxiliary device |
| CN109236990A (en) * | 2018-09-30 | 2019-01-18 | 国网辽宁省电力有限公司抚顺供电公司 | External clamping angle steel fixed pulley |
| CN110880713A (en) * | 2019-12-06 | 2020-03-13 | 国网青海省电力公司海北供电公司 | Transmission line tangent tower leads ground wire and carries line ware |
| CN111498722A (en) * | 2020-04-15 | 2020-08-07 | 如东前进石油机械制造有限公司 | Safety suspension device |
| CN116044186A (en) * | 2023-03-02 | 2023-05-02 | 北京城建建设工程有限公司 | Narrow area high and large slat installation construction structure and method |
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| CN101409434A (en) * | 2008-12-02 | 2009-04-15 | 河南省电力公司南阳供电公司 | Ground wire raiser |
| CN101969183A (en) * | 2010-09-16 | 2011-02-09 | 四川电力送变电建设公司 | Saddle-type line-lifting device and construction method thereof |
| CN104113014A (en) * | 2014-07-31 | 2014-10-22 | 国家电网公司 | Upward carrying wire lifting trolley |
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2014
- 2014-12-01 CN CN201410720472.4A patent/CN104538887B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101409434A (en) * | 2008-12-02 | 2009-04-15 | 河南省电力公司南阳供电公司 | Ground wire raiser |
| CN101969183A (en) * | 2010-09-16 | 2011-02-09 | 四川电力送变电建设公司 | Saddle-type line-lifting device and construction method thereof |
| CN104113014A (en) * | 2014-07-31 | 2014-10-22 | 国家电网公司 | Upward carrying wire lifting trolley |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105703272A (en) * | 2016-03-31 | 2016-06-22 | 国网辽宁省电力有限公司辽阳供电公司 | Method for mounting, dismounting and changing linear wire feeder in electrification mode |
| CN108750990A (en) * | 2018-07-03 | 2018-11-06 | 云南送变电工程有限公司 | A kind of ground wire or optical cable lift auxiliary device |
| CN109236990A (en) * | 2018-09-30 | 2019-01-18 | 国网辽宁省电力有限公司抚顺供电公司 | External clamping angle steel fixed pulley |
| CN110880713A (en) * | 2019-12-06 | 2020-03-13 | 国网青海省电力公司海北供电公司 | Transmission line tangent tower leads ground wire and carries line ware |
| CN111498722A (en) * | 2020-04-15 | 2020-08-07 | 如东前进石油机械制造有限公司 | Safety suspension device |
| CN116044186A (en) * | 2023-03-02 | 2023-05-02 | 北京城建建设工程有限公司 | Narrow area high and large slat installation construction structure and method |
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| Publication number | Publication date |
|---|---|
| CN104538887B (en) | 2017-10-03 |
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