CN104158120B - Ground wire lifter for high-tension transmission line - Google Patents
Ground wire lifter for high-tension transmission line Download PDFInfo
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- CN104158120B CN104158120B CN201410428167.8A CN201410428167A CN104158120B CN 104158120 B CN104158120 B CN 104158120B CN 201410428167 A CN201410428167 A CN 201410428167A CN 104158120 B CN104158120 B CN 104158120B
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Abstract
The invention provides a ground wire lifter for a high-tension transmission line. A fixing clamp is arranged on iron tower cross arm angle iron, a screw rod penetrates through the fixing clamp, due to the fact that a screw rod seat connected with the screw rod in a screw-thread fit mode is arranged on the top of the screw rod and the fixing clamp is located at the screw rod seat and a wire lifting hook arranged at the bottom of the screw rod, it is ensured that the screw rod cannot disengage from the fixing clamp, and when an overhead ground wire needs to be lifted, only a screw rod handle arranged on the screw rod seat needs to be rocked. Thus, hardware fittings at the end of a cross arm do not bear force, workers can overhaul or replace the hardware fittings, operation is convenient and fast, the workers do not need to lift up the overhead ground wire, and labor intensity is lowered.
Description
Technical field
The invention mainly relates to the construction equipment technical field of power system power transmission overhead transmission line, particularly relates to one
Plant the ground wire raiser of ultra-high-tension power transmission line.
Background technology
At present, the transmission line of electricity in the area such as mountain area, hills generally utilizes insulator and corresponding gold utensil by wire and frame
Vacant lot line is vacantly erected on shaft tower, connects power plant and transformer station, so as to realize the conveying of electric energy.Wherein, aerial earth wire master
To be used for protecting overhead transmission line conductor to avoid lightning from attacking, specifically, what which had using itself let out leads thunder and lightning properties of flow,
Wire is reduced or avoided to be directly affected by atmospheric over-voltage.
However, in actual applications, the lightning current on aerial earth wire can be burnt, scaling loss hardware, cause gold utensil corrosion,
The problems such as damage, insulated static wire insulator are deteriorated, so that aerial earth wire installs insecure；It is additionally, since aerial earth wire
Suspension distance is short, and when both sides span is serious uneven, the suspension clamp Jing of aerial earth wire is often subjected to displacement, deflection etc., causes
Ground wire at such span suspension is stranded, sag is inconsistent, the skew of ground wire wire clamp, or even when using good conductors such as steel-cored aluminium strands
When, easily make outer layer aluminum stock damage, it is stranded, so as to affect the safe and reliable operation of transmission line of electricity, so, in order to avoid above-mentioned
Problem, needs are periodically overhauled to aerial earth wire, now, it is necessary to lift the aerial earth wire, so as to corresponding gold utensil, absolutely
The devices such as edge are changed or are safeguarded, relatively elaborate by the way of aerial earth wire is manually lifted with hands, and are limited by space, it is difficult to quick
Construction.
The content of the invention
In view of this, the invention provides a kind of ground wire raiser of ultra-high-tension power transmission line, can quickly by aerial earth wire
Lifted, it is easy to operate, and greatly reduce labor intensity.
To achieve these goals, this practicality newly provides technical scheme below：
A kind of ground wire raiser of ultra-high-tension power transmission line, including：Leading screw, the thread-lifting hook for being arranged on the leading screw bottom, also
Including：
It is arranged at the top of the leading screw, and the screw block being connected with the threads of lead screw, the screw block and steel tower
The position of cross-arm angle steel is relatively fixed；
The leading screw handle being arranged on the screw block；
The fixation clamp being arranged on the steel tower cross-arm angle steel, wherein, the leading screw runs through the fixation clamp, and described solid
Clamp is located between the screw block and the thread-lifting hook.
Preferably, when the steel tower cross-arm angle steel is L-type angle steel, the fixation clamp includes：
With the first L-type link plate of setting of fitting on the outside of the L-type angle steel, and with setting of fitting on the inside of the L-type angle steel
The second L-type link plate, wherein：
The transverse slat of the transverse slat of the first L-type link plate and the second L-type link plate is fixed, the first L-type link plate it is vertical
The stringer board of plate and the second L-type link plate is fixed, and the leading screw is through the transverse slat of the first L-type link plate.
Preferably, when the steel tower cross-arm angle steel is T-shaped angle steel, the leading screw includes the first leading screw and the second leading screw,
The fixation clamp includes：3rd L-type link plate, the 4th L-type link plate and the first yi word pattern link plate, wherein：
The lower surface of the first yi word pattern link plate is fitted with the upper surface of the T-shaped angle steel, and the T-shaped angle steel rides upon
On the 3rd L-type link plate and the 4th L-type link plate, and the side of the stringer board of the 3rd L-type link plate and the 4th L-type
Fitted with the two opposite side surfaces of the T-shaped angle steel stringer board one by one the side of the stringer board of link plate；
The transverse slat of one end of the first yi word pattern link plate and the 3rd L-type link plate is fixed, the other end and the 4th L
The transverse slat of type link plate is fixed, and the stringer board of the stringer board of the 3rd L-type link plate and the 4th L-type link plate is fixed；
Transverse slat of first leading screw through the 3rd L-type link plate, second leading screw run through the 4th L-type link plate
Transverse slat.
Preferably, when the steel tower cross-arm angle steel is two L-type angle steel, the fixation clamp includes：
The second yi word pattern link plate being connected with the transverse slat upper surface of described two L-type angle steel, wherein, the leading screw runs through institute
The second yi word pattern link plate is stated, and the passage formed from the stringer board of described two L-type angle steel passes through.
Preferably, reinforcement is provided with the inside of the second L-type link plate.
Preferably, the fixation clamp is designed using hollow out.
Preferably, projection is provided with the middle part of side of the second yi word pattern link plate away from the steel tower cross-arm angle steel,
And the raised position is provided through the perforate of the second yi word pattern link plate.
Preferably, the perforate is reverse frustoconic.
Preferably, the fixation clamp is the fixation clamp of titanium alloy material.
As can be seen here, compared with prior art, the invention provides a kind of ground wire raiser of ultra-high-tension power transmission line, passes through
Fixation clamp is arranged on steel tower cross-arm angle steel, and leading screw is run through into the fixation clamp, due to being provided with and leading screw at the top of the leading screw
The screw block that screw thread is connected, and fixation clamp is located at the screw block and the thread-lifting hook for being arranged on leading screw bottom, it is ensured that the leading screw
Will not depart from from fixation clamp, when needing to be lifted aerial earth wire, only need to shake the leading screw handle being arranged on screw block,
So that the gold utensil of cross arm end no longer stress, staff can be overhauled or be changed to the gold utensil, it is easy to operate and
Quickly, aerial earth wire is lifted with hands without the need for staff, reduce labor intensity and operating risk.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
Accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this
Inventive embodiment, for those of ordinary skill in the art, on the premise of not paying creative work, can be with basis
The accompanying drawing of offer obtains other accompanying drawings.
Fig. 1 is a kind of structural representation of the ground wire raiser embodiment of ultra-high-tension power transmission line of the invention；
Fig. 2 is a kind of structural representation of the ground wire raiser another kind embodiment of ultra-high-tension power transmission line of the invention；
Fig. 3 is the structural representation of the ground wire raiser embodiment of another kind ultra-high-tension power transmission line of the invention；
Fig. 4 is the structural representation of the ground wire raiser embodiment of another ultra-high-tension power transmission line of the invention.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than the embodiment of whole.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
The invention provides a kind of ground wire raiser of ultra-high-tension power transmission line, by fixation clamp is arranged on steel tower cross-arm angle
On steel, and leading screw is run through into the fixation clamp, it is as the screw block being connected with threads of lead screw is provided with the top of the leading screw and solid
Clamp is located at the screw block and is arranged on the thread-lifting hook of leading screw bottom, it is ensured that the leading screw will not depart from from fixation clamp, work as needs
When lifting aerial earth wire, the leading screw handle being arranged on screw block need to be shaken only, so that the gold utensil of cross arm end is not
Stress again, staff can be overhauled or be changed to the gold utensil, easy to operate and quick, lifted with hands without the need for staff built on stilts
Ground wire, reduces labor intensity.
Embodiment one：
As shown in figure 1, the structural representation of the ground wire raiser embodiment for a kind of ultra-high-tension power transmission line of the invention, needs
Illustrate, the structural representation is only used for the annexation for representing each ingredient in the ground wire raiser, it is not limited to
Structure shown in Fig. 1, the ground wire raiser of the present embodiment can include：Leading screw 100, the thread-lifting hook for being arranged on 100 bottom of leading screw
200th, be arranged at the top of leading screw 100, and the screw block 300 being connected with 100 screw thread of leading screw, wherein, the screw block 300 with
The position of steel tower cross-arm angle steel 400 is relatively fixed, the leading screw handle 500 being arranged on screw block 300, and is arranged on steel tower horizontal stroke
Fixation clamp 600 on load angle steel 400, wherein, leading screw 100 runs through the fixation clamp 600, and the fixation clamp 600 is located at screw block 300
And thread-lifting hook 200 between.
In actual applications, concrete structure of the staff according to steel tower cross-arm angle steel, selects suitable fixation clamp, and will
Leading screw and miscellaneous part are installed, and being hooked using thread-lifting hook 200 needs the aerial earth wire of maintenance, afterwards, as long as rotational lead screw
Handle 300 can utilize its threaded relation between leading screw to lift aerial earth wire, very convenient.
Preferably, in order to be further ensured that the personal safety of staff, insulation material can be wrapped up in 300 surface of leading screw handle
Material, such as insulated sleeve, insulating paper, plastics, rubber, paint or ceramics etc., certainly, the ground wire raiser described in the present embodiment
Miscellaneous part can also wrap up above-mentioned insulant, or directly adopt and be made from an insulative material, and the present invention does not make concrete to this
Limit.
As the ground wire raiser is the operation on tens meters even over one hundred meter of steel tower, thus, the present embodiment can admittedly
Clamp 600 is designed to engraved structure, to mitigate its weight, so as to reduce labor intensity.
Further, the ground wire raiser can using aviation titanium close manufacture, i.e., using titanium alloy it is lightweight, specific strength is high,
The characteristic such as corrosion resistance is strong is manufacturing the ground wire raiser so as to which, less than 4kg, the work for greatly reducing staff is strong for weight
Degree；And, Jing tests find that the load of its fixation clamp can reach 35KN (units：Thousand Ns), single screw load can reach 50KN,
Expand its scope of application；Additionally, staff only need to be placed on each ingredient of the ground wire raiser in saddlebag, directly
Install on ground wire upper frame, personnel's transport is transmitted and coordinated without the need for rope, as long as work director or full-time guardian carry out ground
Face is guarded, and the staff on upper frame just can directly carry out electrically charged power failure work, reduce crew numbers, reduce into
This spending, while reducing labor intensity and operating risk.
As can be seen here, ground wire raiser provided in an embodiment of the present invention, by fixation clamp is arranged on steel tower cross-arm angle steel
On, and leading screw is run through into the fixation clamp, it is as the screw block being connected with threads of lead screw is provided with the top of the leading screw and fixed
Folder is positioned at the screw block and the thread-lifting hook for being arranged on leading screw bottom, it is ensured that the leading screw will not depart from from fixation clamp, when needs are carried
When rising aerial earth wire, the leading screw handle being arranged on screw block need to be shaken only, so that the gold utensil of cross arm end is no longer
Stress, staff can be overhauled or be changed to the gold utensil, easy to operate and quick, lift built on stilts ground with hands without the need for staff
Line, reduces labor intensity and operating risk.
Embodiment two：
As illustrated in fig. 1 and 2, on the basis of above-described embodiment one, when the straight line of 110kv～1000kv ultra-high-tension power transmission lines
When steel tower cross-arm angle steel 400 on shaft tower is L-type angle steel, fixation clamp 600 can specifically include：
With the first L-type link plate 611 of setting of fitting on the outside of the L-type angle steel 400, and set with fitting on the inside of L-type angle steel 400
The the second L-type link plate 612 put, wherein：
The transverse slat of the transverse slat of the first L-type link plate 611 and the second L-type link plate 612 is fixed, the stringer board of the first L-type link plate 611 with
The stringer board of the second L-type link plate 612 is fixed, and leading screw 100 is through the transverse slat of the first L-type link plate 611.
In actual applications, when steel tower cross-arm angle steel 400 is L-type angle steel, as illustrated in fig. 1 and 2, the steel tower cross-arm angle steel
400 cross section is L fonts, and now, the associated components of two supporting L-type link plates and leading screw need to only be loaded by staff
Saddlebag, installs to ground wire upper frame.When the ground wire raiser is installed, the transverse slat and stringer board shape of the first L-type link plate 611 are made
Into 270 ° of angles side (on the outside of i.e.) for being formed with stringer board with the transverse slat of L-type angle steel of 90 ° of angles side (i.e. inner side) fit, the second L-type extension
The outside of plate 612 is fitted with the inner side of L-type angle steel, so as to form one with the bracing frame of the L-type angle steel as pedestal, for installing
Leading screw and its associated components.
Wherein, installing the first L-type link plate 611 and during the second L-type link plate 612, can be in both transverse slats and stringer board
Correspondence position arranges perforate (being designated as the first perforate), and is bolted, so that fixation clamp is kept not with L-type angle steel
It is dynamic, and a perforate (being designated as the second perforate) is set in the transverse slat outer end of the first L-type link plate 611, so that leading screw second is opened by this
The first L-type link plate 611 is run through in hole, avoids leading screw from coming off from the second perforate by the screw block above transverse slat, it is seen then that should
The diameter with diameter greater than the second perforate of screw block.
Certainly, the present invention is not especially limited to the particular location of the first perforate and the second perforate, and which can be according to L-type angle steel
The width of transverse slat and stringer board determines that, additionally, the present invention is also not especially limited to the concrete shape of the first perforate, which can basis
Determination is actually needed, and above-mentioned fixed form is not limited to bolt, be able to will be will not enumerate with screw etc., here.
Preferably, in order to avoid leading screw occurs wiping and touches in the second perforate deflection, the second perforate can be located at transverse slat upper table
Face side arrange globulate, and be located at transverse slat lower surface side arrange it is tapered, will second perforate be designed to inverted round stage knot
Structure.It should be noted that second perforate can also be arranged to other shapes, and as long as fix can leading screw, the present invention
This is not especially limited.
In addition, in order to avoid staff the ground wire raiser is installed when, scratched by the end angle of fixation clamp, the present invention can be with
All end angles of the first L-type link plate 611 and the second L-type link plate 612 are designed to into circular shape.
Additionally, the use intensity in order to strengthen the second L-type link plate 612, can be so that two reinforcements be arranged on the inside of which, such as
Shown in Fig. 2, the two ends of the reinforcement respectively be connected on the inside of the transverse slat and stringer board of the second L-type link plate 612 so that the 2nd L
Two 135 ° of angles are formed on the inside of type link plate 612.
Preferably, in order to reduce the weight of fixation clamp, labor intensity, the first L-type link plate 611 and the second L-type link plate are reduced
612 can be designed using hollow out, i.e. hollow structure.
Wherein, in order to be further ensured that the safety of staff, can be in the table of all building blocks of ground wire raiser
Bread wraps up in insulant, such as insulated sleeve, insulating paper, plastics, rubber, paint or ceramics etc., it is also possible to directly using insulation
Material makes the ground wire raiser, and the present invention is not especially limited to this.
It should be noted that the opening direction of 90 ° of angles for differing only in L-type angle steel of Fig. 1 and 2 is different, as long as protecting
Demonstrate,prove the openings of 90 ° of angles of the opening direction and L-type angle steel of 90 ° of angles of the first L-type link plate 611 and the second L-type link plate 612
To unanimously.
As can be seen here, the embodiment of the present invention is assembled into a fixation clamp using two L-type link plates, and is arranged on straight line pole
L-type angle steel on so as to position keep fix, so as to become the support of the leading screw through the fixation clamp the first L-type link plate transverse slat
Frame, so, staff need to only shake leading screw handle, and the aerial earth wire on the thread-lifting hook of leading screw bottom is lifted, cross arm end is made
Gold utensil no longer stress, the staff gold utensil can be overhauled or be changed, it is easy to operate and not by geographical environment limit
System, only need to be placed on the assembling parts of fixation clamp and leading screw, screw block, leading screw handle and thread-lifting hook in saddlebag, directly arrive
It is arranged on ground wire upper frame on L-type angle steel, personnel's transport is transmitted and coordinated without the need for rope, staff is greatly reduced
Quantity, reduces cost；And, greatly reduce labor intensity and operating risk.
Embodiment three：
As shown in figure 3, on the basis of above-described embodiment one, when the straight line pole of 110kv～1000kv ultra-high-tension power transmission lines
When steel tower cross-arm angle steel 400 on tower is T-shaped angle steel, leading screw 100 includes the first leading screw 111 and the second leading screw 112, the fixation
Folder 600 includes：3rd L-type link plate 621, the 4th L-type link plate 622 and the first yi word pattern link plate 623, wherein：
The lower surface of the first yi word pattern link plate 623 is fitted with the upper surface of T-shaped angle steel 400, and T-shaped angle steel 400 rides upon
On three L-type link plates 621 and the 4th L-type link plate 622, and the side of the stringer board of the 3rd L-type link plate 621 and the 4th L-type link plate 622
Fitted with the two opposite side surfaces of 400 stringer board of T-shaped angle steel one by one the side of stringer board.That is, the 3rd L-type link plate 621 and
Fitted with the two of T-shaped angle steel 90 ° of angles one by one on the right angle top in the outside of four L-type link plates 622.
One end of first yi word pattern link plate 623 is fixed with the transverse slat of the 3rd L-type link plate 621, the other end and the 4th L-type link plate
622 transverse slat is fixed, and the stringer board of the stringer board of the 3rd L-type link plate 621 and the 4th L-type link plate 622 is fixed.
Specifically, can be by the transverse slat and the 4th L-type at 623 two ends of the first yi word pattern link plate and the 3rd L-type link plate 621
The transverse slat correspondence position device aperture (being designated as the 3rd perforate) of link plate 622, and by bolt by the first yi word pattern link plate 623 and the 3rd
L-type link plate 621 and the 4th L-type link plate 622 are fixed up；In the same manner, can be with the stringer board and the 4th L-type in the 3rd L-type link plate 621
The stringer board correspondence position of link plate 622 arranges perforate (as the 4th perforate), and is bolted.It is of course also possible to adopt
Other fixed forms, the present invention is used to be not especially limited this.
Transverse slat of first leading screw 111 through the 3rd L-type link plate 621, horizontal stroke of second leading screw 112 through the 4th L-type link plate 622
Plate.
The present embodiment can arrange perforate in the outer end of the transverse slat of the 3rd L-type link plate 621 and the transverse slat of the 4th L-type link plate 622
(being designated as the 5th perforate), so that thus the first leading screw and the second leading screw is hung through the transverse slat and the 4th L-type of the 3rd L-type link plate 621
The transverse slat of plate 622.Wherein, the shape and structure of the 5th perforate can refer to the second perforate correspondence portion of the description of above-described embodiment two
Point, no longer will repeat herein.
It should be noted that the present embodiment can also use a leading screw through the transverse slat or the 4th of the 3rd L-type link plate 621
The transverse slat of L-type link plate 622, equally can also reach the purpose for lifting aerial earth wire, but in order that the assembling of the ground wire raiser
Structure is more consolidated, the ground wire raiser that preferably two leading screws are constituted.
Preferably, in order to reduce the weight of fixation clamp, above-mentioned all link plates can be designed using hollow out；In addition, this reality
The surface for applying all building blocks of ground wire raiser in example can be coated with insulant, to ensure the safety of operating personnel；
Further, the end angle of all link plates can all adopt designed arc-shaped appearance, to prevent plowing from operating personnel.
In addition, it is necessary to explanation, for the steel tower cross-arm angle steel of the T-type structure in the present embodiment, however it is not limited to Fig. 3 institutes
A kind of structure shown, when the steel tower cross-arm angle steel is the truss pattern of reversion, structure composition and the sheet of ground wire raiser used
Embodiment be similar to, resulting structures schematic diagram will Fig. 3 rotate 180 °, the present invention will not be described in detail herein.
As can be seen here, T-type structure of the present embodiment for the cross-arm angle steel of the straight line pole of aerial earth wire, from two L
Type angle steel and a yi word pattern link plate are assembled into a fixation clamp, as the first leading screw and the second leading screw on T-shaped angle steel
Bracing frame, the thread-lifting hook positioned at the first leading screw and the second leading screw bottom is hooked into aerial earth wire, while shaking on the first leading screw
Leading screw handle and the second leading screw on leading screw handle, realize the lifting of the aerial earth wire, so that the gold utensil of cross arm end
No longer stress, now, be overhauled or be changed to the gold utensil by staff, easy to operate and quick, without the need for staff
Lift aerial earth wire with hands, reduce labor intensity and operating risk.
Example IV：
As shown in figure 4, on the basis of above-described embodiment one, when the straight line pole of 110kv～1000kv ultra-high-tension power transmission lines
When steel tower cross-arm angle steel 400 on tower is two L-type angle steel (such as 411 in Fig. 4 and 412), and the transverse slat of two L-type angle steel exists
In same level, gap (i.e. passage) on the outside of stringer board, is oppositely arranged and has between stringer board, then fixation clamp 600 can specifically be wrapped
Include：
The second yi word pattern link plate 631 being connected with the transverse slat upper surface of two L-type angle steel, wherein, leading screw 100 through this
Two yi word pattern link plates 631, and the passage formed from the stringer board of two L-type angle steel passes through.
Preferably, the present embodiment can arrange perforate (being designated as the 6th perforate) in 631 centre position of the second yi word pattern link plate, with
Make leading screw 100 from the perforate through the second yi word pattern link plate 631, wherein, the concrete shape and structure of the 6th perforate can refer to
The second perforate corresponding part in above-described embodiment two, the present embodiment are no longer repeated herein.
Wherein, in order to avoid the second yi word pattern link plate 631 and 400 relative movement of steel tower cross-arm angle steel, it is possible to use ferrum
Both are fixed up by silk or other stationary fixtures.
As another embodiment of the present invention, can also be by the second yi word pattern link plate 631 away from the steel tower cross-arm angle steel
Side and upper projection is set with the 6th perforate correspondence position, to strengthen the use intensity of the second yi word pattern link plate 631.
In addition, the weight in order to reduce fixation clamp, the second yi word pattern link plate 631 can be designed using hollow out, or even can be adopted
Ground wire raiser is made with lightweight, corrosion resistant titanium alloy, further to reduce labor intensity；Additionally, in the present embodiment
The surface of all building blocks of ground wire raiser can be coated with insulant or is made up of insulant, to ensure operation people
The safety of member；Further, the end angle at the two ends of the second yi word pattern link plate 631 can all adopt designed arc-shaped appearance, to prevent plowing from operation people
Member.
As can be seen here, one yi word pattern link plate is arranged on the present embodiment the upper surface of two L-type angle steel, becomes leading screw
Bracing frame, to avoid the leading screw from coming off from the passage that the stringer board of the two L-type angle steel is formed, when needing the gold to certain aerial earth wire
When tool maintenance or replacing, staff need to only carry the yi word pattern link plate, leading screw, screw block, leading screw handle and thread-lifting hook, directly
To after upper frame assembling ground wire raiser, leading screw handle is shaken, aerial earth wire is lifted with hands without the need for staff, reduce work strong
Degree and operating risk, and, personnel's transport is transmitted and is coordinated without the need for rope, is greatly reduced crew numbers, is reduced
Cost.
From the description content of above-described embodiment two to four, the present invention can be according to the concrete of the cross-arm angle steel of straight line pole
Shape and structure, it is determined that required fixation clamp assembling parts, very flexibly and expand use range, it should be noted that except
Said structure form, the present invention can also be assembled into fixation clamp using other shapes link plate, specifically can be according to the shape of cross-arm angle steel
Shape determines that here of the present invention no longer will be described in detail one by one.And, with the lifting of line voltage grade, in actual applications, can tie
Extra high voltage line large crossing span is closed away from the requirement such as, deadweight, wind load, determine the material of the ground wire raiser, structure composition and
Its ultimate load for using, to guarantee the safe handling of the ground wire raiser.
In addition, in regard to the various embodiments described above, such as first, second or the like relational terms be used merely to one or
Class entity is made a distinction with another or class entity, and is not necessarily required or implied and there is any this reality between these entities
The relation or order on border.
In this specification, each embodiment is described by the way of progressive or arranged side by side, and what each embodiment was stressed is
With the difference of other embodiment, between each embodiment identical similar portion mutually referring to.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or using the present invention.
Various modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized without departing from the spirit or scope of the present invention in other embodiments.Therefore, the present invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The most wide scope for causing.
Claims (8)
1. a kind of ground wire raiser of ultra-high-tension power transmission line, including：Leading screw, the thread-lifting hook for being arranged on the leading screw bottom, which is special
Levy and be, also include：
It is arranged at the top of the leading screw, and the screw block being connected with the threads of lead screw, the screw block and steel tower cross-arm
The position of angle steel is relatively fixed, and the steel tower cross-arm angle steel is specially L-type angle steel or T-shaped angle steel；
The leading screw handle being arranged on the screw block；
The fixation clamp being arranged on the steel tower cross-arm angle steel, wherein, the leading screw runs through the fixation clamp, and the fixation clamp
Between the screw block and the thread-lifting hook；
Wherein, when the steel tower cross-arm angle steel is a L-type angle steel, the fixation clamp includes：
With the first L-type link plate of setting of fitting on the outside of the L-type angle steel, and with setting of fitting on the inside of the L-type angle steel
Two L-type link plates, wherein：
The transverse slat of the transverse slat of the first L-type link plate and the second L-type link plate is fixed, the stringer board of the first L-type link plate with
The stringer board of the second L-type link plate is fixed, and the leading screw is through the transverse slat of the first L-type link plate.
2. ground wire raiser according to claim 1, it is characterised in that when the steel tower cross-arm angle steel is T-shaped angle steel,
The leading screw includes the first leading screw and the second leading screw, and the fixation clamp includes：3rd L-type link plate, the 4th L-type link plate and the 1st
Font link plate, wherein：
The lower surface of the first yi word pattern link plate is fitted with the upper surface of the T-shaped angle steel, and the T-shaped angle steel rides upon described
On 3rd L-type link plate and the 4th L-type link plate, and the side of the stringer board of the 3rd L-type link plate and the 4th L-type link plate
The side of stringer board fitted with the two opposite side surfaces of the T-shaped angle steel stringer board one by one；
The transverse slat of one end of the first yi word pattern link plate and the 3rd L-type link plate is fixed, and the other end is hung with the 4th L-type
The transverse slat of plate is fixed, and the stringer board of the stringer board of the 3rd L-type link plate and the 4th L-type link plate is fixed；
Transverse slat of first leading screw through the 3rd L-type link plate, horizontal stroke of second leading screw through the 4th L-type link plate
Plate.
3. ground wire raiser according to claim 1, it is characterised in that when the steel tower cross-arm angle steel is two L-type angles
Steel, the fixation clamp include：
The second yi word pattern link plate being connected with the transverse slat upper surface of described two L-type angle steel, wherein, the leading screw is through described the
Two yi word pattern link plates, and the passage formed from the stringer board of described two L-type angle steel passes through.
4. ground wire raiser according to claim 1, it is characterised in that be provided with reinforcement on the inside of the second L-type link plate
Muscle.
5. the ground wire raiser according to any one of claim 1-4, it is characterised in that the fixation clamp is set using hollow out
Meter.
6. ground wire raiser according to claim 3, it is characterised in that the second yi word pattern link plate is away from the steel tower
Projection is provided with the middle part of the side of cross-arm angle steel, and the raised position is provided through opening for the second yi word pattern link plate
Hole.
7. ground wire raiser according to claim 6, it is characterised in that the perforate is reverse frustoconic.
8. ground wire raiser according to claim 5, it is characterised in that the fixation clamp is the fixation of titanium alloy material
Folder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410428167.8A CN104158120B (en) | 2014-08-27 | 2014-08-27 | Ground wire lifter for high-tension transmission line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410428167.8A CN104158120B (en) | 2014-08-27 | 2014-08-27 | Ground wire lifter for high-tension transmission line |
Publications (2)
| Publication Number | Publication Date |
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| CN104158120A CN104158120A (en) | 2014-11-19 |
| CN104158120B true CN104158120B (en) | 2017-05-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410428167.8A Active CN104158120B (en) | 2014-08-27 | 2014-08-27 | Ground wire lifter for high-tension transmission line |
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| CN104659727B (en) * | 2015-01-12 | 2017-02-22 | 国家电网公司 | Riding type threading wire-suspending device for 500 kV overhead ground wires |
| CN107196266A (en) * | 2016-03-15 | 2017-09-22 | 深圳带路科技有限公司 | A kind of lightning conducter Double safety device |
| CN106684756A (en) * | 2017-01-19 | 2017-05-17 | 国网山东省电力公司临沂供电公司 | Power transmission angle iron tower conductor and ground wire lifting tool and application method of the same |
| CN107370070B (en) * | 2017-07-27 | 2024-02-13 | 国网河南省电力公司内乡县供电公司 | Cross arm hanging point device |
| CN107546644A (en) * | 2017-09-14 | 2018-01-05 | 云南省送变电工程公司 | Universal tangent tower ground wire lifting device |
| CN107769088A (en) * | 2017-11-16 | 2018-03-06 | 常州机电职业技术学院 | One kind power supply electric pole conduction wire riser |
| CN109437038A (en) * | 2018-11-12 | 2019-03-08 | 国网浙江省电力有限公司绍兴供电公司 | Power transmission lines overhauling and construction and installation ground wire lifting device |
| CN111834953A (en) * | 2020-08-11 | 2020-10-27 | 中国南方电网有限责任公司超高压输电公司柳州局 | Ground wire mechanical power climbing device |
| CN111994838B (en) * | 2020-08-18 | 2022-06-07 | 贵州电网有限责任公司 | Ground wire lifting device for high-voltage transmission line |
| CN113928997A (en) * | 2021-09-30 | 2022-01-14 | 国网浙江省电力有限公司金华供电公司 | General hoisting device of transmission line ground wire |
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| CN104158120A (en) | 2014-11-19 |
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