CN108075393A - Replacing insulator string auxiliary tool - Google Patents
Replacing insulator string auxiliary tool Download PDFInfo
- Publication number
- CN108075393A CN108075393A CN201611009168.4A CN201611009168A CN108075393A CN 108075393 A CN108075393 A CN 108075393A CN 201611009168 A CN201611009168 A CN 201611009168A CN 108075393 A CN108075393 A CN 108075393A
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- China
- Prior art keywords
- pipe
- hoisting rope
- pedestal
- locking device
- locking
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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- 239000012212 insulator Substances 0.000 title claims abstract description 88
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 42
- 230000005540 biological transmission Effects 0.000 claims abstract description 17
- 229910000831 Steel Inorganic materials 0.000 claims description 24
- 239000010959 steel Substances 0.000 claims description 24
- 238000009434 installation Methods 0.000 description 18
- 210000003101 oviduct Anatomy 0.000 description 18
- 230000000694 effects Effects 0.000 description 14
- 230000005484 gravity Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000004804 winding Methods 0.000 description 6
- 230000007423 decrease Effects 0.000 description 4
- 230000006872 improvement Effects 0.000 description 4
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 2
- 230000004913 activation Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 230000004807 localization Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000003032 molecular docking Methods 0.000 description 2
- 230000033764 rhythmic process Effects 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
Landscapes
- Electric Cable Installation (AREA)
Abstract
The invention discloses a kind of replacing insulator string auxiliary tools, including pedestal, pedestal is equipped with the locking device being locked at pedestal in power tower lower beam, laterally thicker pipe is vertically installed on pedestal, hoisting rope is wound on pipe, the pulley that transmission cooperation is wound with hoisting rope epimere is further included, and pulley upper end is also installed with locking device pulley being locked in power tower upper beam, outer locking device and internal locking device are also equipped on pedestal.This patent quality is slim and graceful, it is easy to carry, power tower or power transmission tower lower part can be quickly installed to, one people can be easily accomplished the work for transferring heavy insulator chain on the ground, lowering velocity is stable, controllable, the hoisting rope of lower section insulator chain can be locked when being in an emergency, ensure that insulator chain will not fall ground and cause the accident, personnel, device security are all high.
Description
Technical field
The present invention relates to replacing insulator string auxiliary tools.
Background technology
Insulator chain is common electrical device in power supply circuit, it is mainly by two or more insulation in structure
Subcomponent is combined, to the component of flexible suspension conducting wire.For hanging conducting wire and conducting wire being made to insulate with shaft tower and the earth.
Therefore, every place for having power transmission line and power transmission tower must connect power transmission line and power transmission tower with insulator chain, and application is non-
Often extensively, number of applications is also very huge.
It in order to ensure the reliably working of insulator chain, not only needs to inspect periodically, it is also necessary to periodically carry out insulator chain
Maintenance, it is also necessary to which the sub-pieces to go wrong are replaced.Since insulator chain usually contains 20-30 piece insulating trips, because
This weight is very big.Due to no dedicated replacement instrument, at least need several talents that can complete replacement operation when replacing, and
It is on the power transmission tower of high-altitude, operation difficulty is very huge.Particularly when insulator chain is transferred to ground from high-altitude, once because
Cause rubber sleeve or hand pine, insulator chain that will directly drop on ground for fatigue, not only easily smash ground adjunct, insulator
String also can be by the breakage that can not be repaired.More seriously, high-altitude application personnel are if there is fatigue the problems such as, will more endanger
Danger.
The content of the invention
A kind of rational in infrastructure the technical problem to be solved by the present invention is to provide against the above deficiency, quality is slim and graceful, carrying side
Just, power tower or power transmission tower lower part can be quickly installed to, a people can be easily accomplished on the ground transfers heavy insulator chain
Work, lowering velocity is stable, controllable, can lock the hoisting rope of lower section insulator chain when being in an emergency, and ensures
Insulator chain will not fall ground and cause the accident, all high replacing insulator string auxiliary tool of personnel, device security.
In order to solve the above technical problems, this replacing insulator string being structurally characterized in that with auxiliary tool：Including pedestal, pedestal
The locking device being locked at pedestal in power tower lower beam is equipped with, laterally thicker pipe is vertically installed on pedestal,
Hoisting rope is wound on pipe, further includes the pulley that transmission cooperation is wound with hoisting rope epimere, pulley upper end is also installed with cunning
Wheel is locked at the locking device in power tower upper beam, and external lock mandrel is laterally vertically installed on pedestal, is turned on external lock mandrel
It is dynamic to be set with lock sleeve, the outer locking device that hoisting rope can be pressed on to pipe periphery is installed, the bottom in pipe on lock sleeve
The internal lock mandrel of coaxial arrangement is also laterally vertically installed on seat, is rotatablely equipped with turntable on internal lock mandrel, on turntable and pipe
Equipped with the internal locking device being locked at hoisting rope on pipe.
This replacing insulator string with auxiliary tool be by circular pipe type rub twin-lock locking structure to realize rational in infrastructure, quality
Merrily and lightheartedly, it is easy to carry, power tower or power transmission tower lower part can be quickly installed to, it is heavy that a people can be easily accomplished decentralization on the ground
Insulator chain work, lowering velocity is stable, controllable, can be by the hoisting rope of lower section insulator chain when being in an emergency
It is locked, ensure that insulator chain will not fall ground and cause the accident, personnel, device security are all high.
Circular pipe type friction twin-lock locking structure mainly includes pedestal, pipe, external lock mandrel, lock sleeve, outer locking device, internal lock
Mandrel, turntable and internal locking device.Wherein, pedestal is a slab construction, is the main framework of this patent, is other component
Carrier is installed, installation site and space are provided for other component.Pedestal one side is equipped with locking device, and pedestal is fast by locking device
Speed is installed on power tower or the crossbeam of power transmission tower lower part namely realizes the Fast Installation of this patent.This patent is being installed and used
When, general pedestal plate face is vertically arranged.The pipe is the set of a circular tube shaped, axial horizontally disposed, and and pedestal
Vertically it is solid-located.The main function of pipe is to lift the load that the hoisting rope of insulator chain provides a winding and force
Body.In actual production, pipe end can also be coaxially affixed there are one oviduct, and the thinner one end of oviduct is docked with pipe,
The thicker one end of oviduct is set away from pipe.Set oviduct main purpose, be in order to the hoisting rope of pipe end into
Row /V prevents hoisting rope from being slipped from pipe end.When actually manufacturing, the outer end of outer locking cover also it is corresponding be installed with it is a piece of with
The corresponding taper arcs of oviduct, effect are and fit in oviduct, by hoisting rope /V in arc-shaped passage, tool
The effect of secure reliable operation.Under reality during anti-insulator chain, floor installation is mounted on electric power in power tower lower part, pulley
Tower top, hoisting rope differentially-wound is between pulley and pipe.Hoisting rope epimere connecting insulator string, hoisting rope lower end is by operating personnel
It holds.The effect of pipe second is that by the frictional force between hoisting rope come offset insulator chain decline when gravity.Obviously,
The number of turns that hoisting rope is wrapped on pipe is more, and the frictional force that hoisting rope receives pipe is bigger, can overcome the weight of insulator chain
Power is bigger, therefore the number of turns of winding hoisting rope can be determined according to insulator chain actual weight.According to force analysis, absolutely
The frictional force that the gravity of edge substring is equal between pipe and hoisting rope adds the traction force of operating personnel.Obviously, operating personnel are led to
Cross the size of the traction force of control drawing hoisting rope, it is possible to control under the speed namely control insulator chain that hoisting rope slides
Put the speed of speed.Specifically, when operating personnel apply smaller traction force, the gravity of insulator chain is more than pipe and hangs
The traction force that frictional force and operating personnel between dress rope apply, insulator chain start slowly to transfer.Operating personnel is allowed to continue to subtract
During small traction force, insulator chain lowering velocity will be getting faster.When operating personnel apply larger traction force, insulator chain
Gravity is less than the frictional force between pipe and hoisting rope and the traction force of operating personnel's application, and insulator chain starts slowly to slow down straight
To stopping.When there is fortuitous event such as humidity or the rainy frictional force caused between pipe and hoisting rope reduces, operating personnel
Apply with all strength when can not reduce insulator chain lowering velocity, by the lock sleeve that is sleeved on external lock mandrel and can be sleeved on
Turntable on internal lock mandrel triggers outer locking device respectively and internal locking device action carrys out the urgent decline for suspending insulator chain.When
When outer locking device and internal locking device are triggered, the two will relatively be locked together hoisting rope with pipe, so lift
Rope can not just be rotated relative to pipe, also can not just be realized the decentralization of insulator chain, be play a part of promptly to protect.Therefore, this patent
When in use, only need a ground staff that can easily manipulate heavy insulator chain and stablize decentralization, operation is very simple.I.e.
Make when there are special circumstances, can also safeguard protection be realized by outer locking device and internal locking device, fundamentally improved
The use reliability and security of this patent, the effective guarantee person and equipment safety.
In actual production, pipe end can also be coaxially affixed there are one oviduct, the thinner one end of oviduct and pipe
Docking, the thicker one end of oviduct are set away from pipe.The main purpose of oviduct is set, is for the lifting to pipe end
Rope carries out /V, prevents hoisting rope from being slipped from pipe end.When actually manufacturing, also correspondence is installed with one for the outer end of outer locking cover
Piece and the corresponding taper arcs of oviduct, effect be with fit in oviduct, by hoisting rope /V in arc-shaped passage
It is interior, there is safeguard work reliably effect.
As an improvement, the outer locking device includes the outer locking cover for being installed in lock sleeve one side, outer locking cover is buckled for half
Cover on the arc plate on the outside of pipe, between outer locking cover inner wall and circular tube external wall be equipped with hoisting rope by curved channel, locking
Set opposite side is installed with draw ring by lever, and draw ring is connected with pedal ring by drawstring.
This outer locking device mainly includes the structures such as outer locking cover, passage, lever, draw ring, drawstring and foot pedal.Wherein,
Outer locking cover and lever are separately fixed at the both sides of lock sleeve, such as left side and right side.In this way, outer locking cover and lever just pass through lock
Fixed and external lock mandrel constitutes hinged installation relation with pedestal, and when activation lever end is moved, lever will be in lock sleeve
It is rotated under support around external lock mandrel, so as to achieve the purpose that outer locking cover is driven to swing.In this patent, outer locking cover is located at circle
Below pipe and deviation right side, the purpose so designed are that the hoisting rope epimere being wrapped in for convenience on pipe is upwardly extended with sliding
Wheel connection also allows for hoisting rope hypomere to the left or lower section extends, drastically increases simple operation, very convenient.At this
In patent, outer locking cover is half to buckle the arc plate covered on the outside of pipe.In its natural state, outer locking cover and when pipe, coaxially set
It puts, an arc-shaped gap, i.e., arc-shaped passage is formed between outer locking cover inner wall and circular tube external wall.The passage is lifting
The space that rope passes through, in nature, which is far wider than the winding thickness of hoisting rope, in order to the smooth slip of hoisting rope.
In this patent, lever end is installed with draw ring, and draw ring is extended downwardly by drawstring and is connected with pedal ring, therefore lever, drawing
Ring, drawstring and pedal ring composition are driven matching relationship successively.In actual use, floor installation generally can be made into pedal ring ratio
Ground is slightly higher and the position that stroke can drive outer locking cover to be pressed on hoisting rope on pipe is stepped under it.In work, step on foot-operated
During ring, pedal ring will can agitate outer locking by drawstring and the draw ring pull lever bottom, lever by lock sleeve and external lock mandrel
It is put on cover, arc-shaped passage can narrow at this time, and outer locking cover inner wall can rub with hoisting rope.When pedal ring is floored,
Passage between outer locking cover and pipe is most narrow, hoisting rope fixation is locked on pipe namely is realized the locking of hoisting rope
With the secure localization of decentralization insulator chain, job security has greatly been ensured.For convenience of narration, this state is known as to lock shape
State.
As an improvement, being evenly equipped with the locking slot with pipe coaxial arrangement on outer locking cover inner wall, rubber is installed in locking slot
Adhesive tape.
The uniformly distributed locking slot on outer locking cover inner wall, and rubber strip is installed in locking slot, main purpose is to increase
To the frictional force of hoisting rope during locking state, and hoisting rope is applied using rubber strip natural resiliency and is protected.In this patent, lock
Tight slot and rubber strip are all the strips with pipe coaxial arrangement, so set all liftings mainly ensured in the range of button cover
Rope can all be subject to the friction of rubber strip and protection namely the reliability for increasing locking.
As a kind of preferred embodiment, the internal locking device is located at including uniform ring inside and outside the perforation pipe on pipe
Several locking slideways, lock in slideway and be fitted with latch, latch inner end is hinged on turntable periphery by annulate shaft, on pipe
Inside and outside linkage slideway is additionally provided with, linkage stick is fitted in the slideway that links, linkage stick inner end is hinged on by universal driving shaft to be turned
Disk periphery, linkage stick outer end is hinged on by drive shaft on outer locking cover inner wall, when outer locking cover is away from pipe outside latch
Along locking slideway is submerged, latch outer edge stretches out locking slideway when outer locking cover is close to pipe.
This internal locking device is mainly including locking slideway, latch, annulate shaft, linkage slideway, linkage stick, linkage hinge shaft, drive
The structures such as moving axis.Wherein, locking slideway uniform ring is located on pipe, and is penetrated through outside in pipe and set.Slideway is locked in length
Bar shaped is set, and is arranged on along pipe is axially extending on pipe.The latch is to slide inserting relation, latch with locking slideway
And the strip tablet being extended along locking slideway.Latch inner end is hinged on by annulate shaft on turntable periphery, therefore is locked
Tight plate can be swung around annulate shaft with respect to turntable.In nature, latch outer edge is submerged in locking slideway namely not revealed
Go out to lock slideway.And in nature, latch be tilt insertion locking slideway namely latch direction of insertion with
Radially there are angles for pipe.In this patent, latch both can be hinged on turntable periphery by the annulate shaft of a root long,
Turntable periphery can be hinged on by two or more annulate shafts.A linkage slideway, linkage slideway perforation circle are additionally provided on pipe
Outside is set in pipe, and is set towards outer locking cover inner wall middle part.It is slided in linkage slideway and is fitted with a linkage stick, link stick
It extends to the inner end in pipe to be hinged on turntable periphery by universal driving shaft, the outer end that linkage stick is extended to outside pipe passes through driving
Axis is corresponding hinged in the middle part of outer locking cover inner wall.Because above-mentioned drive shaft, universal driving shaft, annulate shaft, turntable are all with outer locking
Axis is coaxially disposed, therefore outer locking cover just constitutes transmission matching relationship by the stick that links with turntable, latch.When this patent by
Nature to locking state switch when namely when stepping on pedal ring, outer locking cover is close to pipe, arc-shaped channel narrows,
Start the hoisting rope that rubs, slow down insulator chain lowering velocity.Meanwhile outer locking cover is turned by the stick driving disc low-angle that links
It is dynamic, and then turntable driving latch synchronizing moving.And the rotation direction of driving plate driving disc just makes latch to extending
The direction for locking slideway is slided, and the outer edge of such latch will skid off locking slideway namely be formed in pipe periphery several
Convex ribs.So not only play the role of increasing pipe and hoisting rope frictional force, and with the lifting that will be wrapped on pipe
The effect of the fixed clamping of rope, but also the cross section of arc-shaped passage has been further reduced, hoisting rope is made to be more difficult to pass through.Furthermore
Latch outer edge and rubber strip are all along the axially extending setting of pipe, and therefore, the cooperation of the two can make arc-shaped passage
In the waveform that height rises and falls, coupling mechanism force of this patent to hoisting rope is greatly strengthened, the decentralization of insulator chain is positioned more
Reliably.The mode of above-mentioned decentralization insulator chain is " positive routine decentralization ".Therefore, this patent is when running into special circumstances, such as suddenly
Under play light rain pipe and hoisting rope frictional force caused to reduce either ground handling operator's fatigue and need to rest or ground behaviour
Making personnel's operation error causes hoisting rope to be slipped from hand, and ground handling operator need to only step on pedal ring with foot at this time, i.e.,
The quick positioning of insulator chain can be achieved, it is easy to operate, safe and reliable.Certainly, ground handling operator can also decontrol and hang completely
Dress rope hypomere, " the pause and transition in rhythm or melody formula for only stepping on flowing mode by foot-operated central spacer to control the slip of hoisting rope namely realize insulator chain
Decentralization ".Ground handling operator can also be by way of controlling and stepping on angle under pedal ring, fill outer locking device and internal locking
It puts and reaches critical locking state, hoisting rope is not locked completely at this time, is simply slided relatively slow namely is realized insulator chain
" critical formula is slowly transferred ".
As an improvement, the latch outer edge is wedge shaped.
Latch outer edge is set into wedgewise, primarily to the frictional force of increase latch outer edge and hoisting rope,
Improve locking effect.
As an improvement, the hoisting rope hypomere is set with the thick circular cone rubber sleeve in the thin lower end in upper end, circular cone rubber sleeve lower section
Hoisting rope on be to have sling.
Conical rubber set and the rope-tying buckle on hoisting rope are set in hoisting rope hypomere, can not only facilitate ground operator
Member holds, primarily to ensure in pole in special circumstances, that is, the situation of outer locking device and internal locking device all failures
Lower use.When outer locking device and internal locking device all failures, the insulator chain transferred rapidly can drive hoisting rope quickly to move
Dynamic, the circular cone rubber sleeve of last hoisting rope latter end can be brought into the arc-shaped passage between outer locking decoration and pipe.Due to circle
Cone rubber set is conical namely upper end is more carefully easily accessible passage, and lower end is more slightly easily detected by passage.Between so
Can constantly slow down the lowering velocity of insulator chain every the conical rubber set of setting, the decentralization power of straight only insulator chain be not enough to by
Be caught in passage conical rubber set take passage out of until namely realize the secure localization of insulator chain.
As a kind of realization method, pedestal is equipped with conical bore and circular cone hole, is fitted in conical bore and circular cone hole
Circular cone bolt, circular cone bolt can be slided along circular cone hole, and the locking device is installed in circular cone bolt end, and the crossbeam is angle
Steel, the locking device include being installed in the horizontal-extending upper flat plate of circular cone stud base, and upper flat plate rear end is vertical fixed oriented
The stringer board of lower extension, stringer board lower part are installed with the lower tablet set with parallel interval above and below upper flat plate, and lower tablet is equipped with screw hole,
Be bolted with the positioning bolt level board of angle steel being clamped between upper flat plate and lower tablet in inner cavity in screw hole.
In this patent, pedestal is equipped with several butt holes being connected with locking device, mainly includes conical bore and circular cone
Hole, wherein circular cone hole are the bar holes of conical bore dimensionally extending transversely.Either conical bore or circular cone hole,
Vertical section is all the wide bellmouth in the narrow one end in one end.Circular cone bolt, circular cone bolt one end are fitted in conical bore and circular cone hole
The circular cone sprue for inserting cooperation completely with conical bore is installed with, the other end is corresponding with locking device to be solid-located.Circular cone bolt
Bolt is similar to, although there is bolt in title, there is no be threadedly coupled cooperation.The circular cone sprue of circular cone bolt is inserted into circular cone
Behind hole and circular cone hole, conical bore or circular cone hole will be submerged completely, and end face is concordant with pedestal, therefore will not be hung on the move
Fill the adverse effect that is burdened with of restricting.Circular cone bolt can only rotate in conical bore, so as to fulfill freely adjusting for locking device setting angle
It is whole.Circular cone bolt can not only rotate in circular cone hole, can also be free to slide along circular cone hole length direction, therefore not
But the setting angle of locking device can be adjusted, the installation site of locking device can also be adjusted, adaptability is very strong, contributes to this
Patent realizes Fast Installation.
As the crossbeam of power tower it is most common hardware fitting structure using angle steel, it is very universal on Electrical tower.
For this angle steel crossbeams, this patent devises targetedly locking device.This locking device mainly includes parallel up and down
Every setting upper flat plate with lower tablet, the positioning that is fixedly connected with the stringer board of upper flat plate and lower tablet and is screwed onto on lower tablet
Bolt.Traditional angle steel has two vertical fixed platen surfaces, and for convenience of describing, horizontally disposed tablet is known as level board,
Another vertically disposed tablet is known as vertical panel, an avris of level board is corresponding with the upper avris of vertical panel to be fixed in one
It rises.In this patent, upper flat plate and lower tablet are spaced up and down, therefore form a clip slot or cavity between the two.
The width of the clip slot is wider than the level board of angle steel, in order to smoothly insert the level board of angle steel into clip slot.It chats for convenience
It states, one end that angle steel level board is inserted into clip slot is known as inner end, namely affixed one end is known as with vertical panel by the other end
Outer end.Lower tablet is equipped with screw hole, and screw hole is axially vertically disposed, and positioning bolt is bolted in screw hole.When angle steel level board inner end
When inserting in clip slot, the level board of angle steel can be fixed to clamp in clip slot by way of the screwed in place bolt into clip slot
It is interior, so as to fulfill the fixation of angle steel level board and upper flat plate and lower tablet namely the Fast Installation of realization this patent.
In conclusion using the replacing insulator string auxiliary tool of this structure, rational in infrastructure, quality is slim and graceful, carries
It is convenient, power tower or power transmission tower lower part can be quickly installed to, a people can be easily accomplished on the ground transfers heavy insulator
The work of string, lowering velocity is stable, controllable, can lock the hoisting rope of lower section insulator chain when being in an emergency, and protects
Card insulator chain will not fall ground and cause the accident, and personnel, device security are all high.
Description of the drawings
The present invention is described in further detail with reference to attached drawing：
Fig. 1 is the overall structure diagram of this patent；
Fig. 2 is the structure diagram of internal locking device nature；
Fig. 3 is the structure diagram of internal locking device locking state；
Fig. 4 is the structure diagram that two sleeve locking apparatus lock fit system one；
Fig. 5 is the structure diagram that two sleeve locking apparatus lock fit system two；
Fig. 6 is the structure diagram of locking device.
Specific embodiment
As shown in the figure, replacing insulator string auxiliary tool includes pedestal 1, pedestal is equipped with is locked at electric power by pedestal
Locking device 2 in tower lower beam 10 is laterally vertically installed with thicker pipe 3 on pedestal, hoisting rope is wound on pipe
4, the pulley 5 that transmission cooperation is wound with hoisting rope epimere is further included, pulley upper end, which is also installed with, is locked at pulley on power tower
Locking device on portion's crossbeam, is laterally vertically installed with external lock mandrel 6 on pedestal, on external lock mandrel turning set equipped with lock sleeve 7,
Hoisting rope can be pressed in the outer locking device 8 of pipe periphery by being equipped on lock sleeve, also laterally vertical on the pedestal in pipe
The internal lock mandrel 9 of coaxial arrangement is installed with, turntable 11 is rotatablely equipped on internal lock mandrel, turntable and pipe are equipped with hoisting rope
The internal locking device 12 being locked on pipe.This replacing insulator string mainly includes pedestal, pipe, outer locking with auxiliary tool
Axis, lock sleeve, outer locking device, internal lock mandrel, turntable and internal locking device.Wherein, pedestal is a slab construction, is that this is special
The main framework of profit is the installation carrier of other component, installation site and space is provided for other component.Pedestal one side is equipped with lock
Tight device, pedestal are quickly installed on power tower or the crossbeam of power transmission tower lower part namely are realized this patent by locking device
Fast Installation.When installing and using, general pedestal plate face is vertically arranged this patent.The pipe is a circular tube shaped
Set, it is axial horizontally disposed, and vertical with pedestal be solid-located.The main function of pipe is to lift the lifting of insulator chain
Rope provides the carrier of a winding and force.Below reality during insulator chain, floor installation is in power tower lower part, pulley installation
On power tower top, hoisting rope differentially-wound is between pulley and pipe.Hoisting rope epimere connecting insulator string, hoisting rope lower end is by grasping
Make personnel's holding.The effect of pipe second is that by the frictional force between hoisting rope come offset insulator chain decline when weight
Power.Obviously, the number of turns that hoisting rope is wrapped on pipe is more, and the frictional force that hoisting rope receives pipe is bigger, can overcome insulation
The gravity of substring is bigger, therefore the number of turns of winding hoisting rope can be determined according to insulator chain actual weight.According to stress point
Analysis understands that the gravity of insulator chain is equal to traction force of the frictional force between pipe and hoisting rope plus operating personnel.Obviously, grasp
Make size of the personnel by the traction force of control drawing hoisting rope, it is possible to control the speed namely control exhausted that hoisting rope slides
The speed of edge substring lowering velocity.Specifically, when operating personnel apply smaller traction force, the gravity of insulator chain is more than
The traction force that frictional force and operating personnel between pipe and hoisting rope apply, insulator chain start slowly to transfer.Allow operator
When member continues to reduce traction force, insulator chain lowering velocity will be getting faster.When operating personnel apply larger traction force, absolutely
The gravity of edge substring is less than the frictional force between pipe and hoisting rope and the traction force of operating personnel's application, and insulator chain starts slowly
It is slow to slow down until stopping.When there is fortuitous event such as humidity or the rainy frictional force caused between pipe and hoisting rope reduces,
Operating personnel apply with all strength when can not reduce insulator chain lowering velocity, can be by the lock sleeve that is sleeved on external lock mandrel
It triggers outer locking device respectively with the turntable being sleeved on internal lock mandrel and internal locking device action promptly suspends insulator chain
Decline.When outer locking device and internal locking device are triggered, the two will relatively be locked together hoisting rope with pipe,
So hoisting rope can not just be rotated relative to pipe, also can not just realize the decentralization of insulator chain, play a part of promptly to protect.Cause
This, this patent when in use, only needs a ground staff that can easily manipulate heavy insulator chain and stablizes decentralization, operation is non-
It is often simple.Even if when there are special circumstances, can also safeguard protection be realized by outer locking device and internal locking device, from root
Improve the use reliability and security of this patent in sheet, the effective guarantee person and equipment safety.
In actual production, pipe end can also be coaxially affixed there are one oviduct, the thinner one end of oviduct and pipe
Docking, the thicker one end of oviduct are set away from pipe.The main purpose of oviduct is set, is for the lifting to pipe end
Rope carries out /V, prevents hoisting rope from being slipped from pipe end.When actually manufacturing, also correspondence is installed with one for the outer end of outer locking cover
Piece and the corresponding taper arcs of oviduct, effect be with fit in oviduct, by hoisting rope /V in arc-shaped passage
It is interior, there is safeguard work reliably effect.
In this patent, the outer locking device includes the outer locking cover 13 for being installed in lock sleeve one side, and outer locking cover is
Half button covers on the arc plate on the outside of pipe, be equipped between outer locking cover inner wall and circular tube external wall hoisting rope by curved channel
14, lock sleeve opposite side is installed with draw ring 16 by lever 15, and draw ring is connected with pedal ring 18 by drawstring 17.This outer locking fills
Putting mainly includes the structures such as outer locking cover, passage, lever, draw ring, drawstring and foot pedal.Wherein, outer locking cover and lever difference
The both sides of lock sleeve are fixed on, such as left side and right side.In this way, outer locking cover and lever just pass through lock sleeve and external lock mandrel and bottom
Seat constitutes hinged installation relation, and when activation lever end is moved, lever will turn under the support of lock sleeve around external lock mandrel
It is dynamic, so as to achieve the purpose that outer locking cover is driven to swing.In this patent, outer locking cover is located at below pipe and on the right side of deviation,
The purpose so designed is that the hoisting rope epimere being wrapped in for convenience on pipe is upwardly extended and is connected with pulley, also allows for lifting
Rope hypomere is to the left or lower section extends, and drastically increases simple operation, very convenient.In this patent, outer locking cover is
Half button covers on the arc plate on the outside of pipe.In its natural state, outer locking cover and when pipe, are coaxially disposed, outer locking cover inner wall
An arc-shaped gap, i.e., arc-shaped passage are formed between circular tube external wall.The passage be hoisting rope by space, from
During right state, which is far wider than the winding thickness of hoisting rope, in order to the smooth slip of hoisting rope.In this patent, lever end
End is installed with draw ring, and draw ring is extended downwardly by drawstring and is connected with pedal ring, therefore lever, draw ring, drawstring and pedal ring structure
Into being driven matching relationship successively.In actual use, generally floor installation can be made pedal ring more slightly higher than ground and is being stepped under it
Stroke can drive the position that hoisting rope is pressed on pipe by outer locking cover.In work, when stepping on pedal ring, pedal ring will pass through
Drawstring and the draw ring pull lever bottom, lever can be agitated by lock sleeve and external lock mandrel and put on outer locking cover, arc-shaped at this time
Passage can narrow, and outer locking cover inner wall can rub with hoisting rope.When pedal ring is floored, between outer locking cover and pipe
Passage it is most narrow, by hoisting rope fixation be locked on pipe namely realize hoisting rope locking and transfer insulator chain peace
Full positioning, has greatly ensured job security.For convenience of narration, this state is known as locking state.
In this patent, the locking slot 19 with pipe coaxial arrangement is evenly equipped on outer locking cover inner wall, is installed in locking slot
There is rubber strip 20.The uniformly distributed locking slot on outer locking cover inner wall, and rubber strip is installed in locking slot, main purpose is to increase
To the frictional force of hoisting rope during big locking state, and hoisting rope is applied using rubber strip natural resiliency and is protected.In this patent,
Locking slot and rubber strip are all the strips with pipe coaxial arrangement, so set mainly ensure button cover in the range of all hang
Dress rope can all be subject to the friction of rubber strip and protection namely the reliability for increasing locking.
In the present embodiment, the internal locking device includes several locks inside and outside the perforation pipe that uniform ring is located on pipe
Tight slideway 21 locks and latch 22 is fitted in slideway, and latch inner end is hinged on turntable periphery by annulate shaft 23, is gone back on pipe
Equipped with inside and outside linkage slideway 24, linkage stick 25 is fitted in the slideway that links, linkage stick inner end is hinged by universal driving shaft 26
In turntable periphery, linkage stick outer end is hinged on outer locking cover inner wall by drive shaft 27, is locked when outer locking cover is away from pipe
Plate outer edge submerges locking slideway, and latch outer edge stretches out locking slideway when outer locking cover is close to pipe.This internal locking device
It is main to include the structures such as locking slideway, latch, annulate shaft, linkage slideway, linkage stick, linkage hinge shaft, drive shaft.Wherein, lock
Slideway uniform ring is located on pipe, and is penetrated through outside in pipe and set.The elongated setting of slideway is locked, is axially prolonged along pipe
It stretches and is arranged on pipe.The latch is to slide inserting relation with locking slideway, and latch is also to be set along locking slideway extension
The strip tablet put.Latch inner end is hinged on by annulate shaft on turntable periphery, therefore latch can be opposite turn around annulate shaft
Disk is swung.In nature, latch outer edge submerges in locking slideway namely does not expose locking slideway.And certainly
During right state, latch is that tilt insertion locking slideway namely direction of insertion and the pipe of latch be radially that there are angles
's.In this patent, latch both can be hinged on turntable periphery by the annulate shaft of a root long, can also be by two or more
Annulate shaft is hinged on turntable periphery.A linkage slideway is additionally provided on pipe, outside is set in linkage slideway perforation pipe, and direction
It is set in the middle part of outer locking cover inner wall.It is slided in linkage slideway and is fitted with a linkage stick, linkage stick extends to the inner end in pipe
It is hinged on by universal driving shaft on turntable periphery, linkage stick extends to the outer end outside pipe and passes through in drive shaft and outer locking cover inner wall
Portion corresponds to hinged.Because above-mentioned drive shaft, universal driving shaft, annulate shaft, turntable are all coaxially disposed with external lock mandrel, therefore external lock
Tight cover just constitutes transmission matching relationship by the stick that links with turntable, latch.When this patent is from nature to locking state
During switching namely when stepping on pedal ring, outer locking cover is close to pipe, arc-shaped channel narrows, starts the hoisting rope that rubs, slows down
Insulator chain lowering velocity.Meanwhile outer locking cover is by the stick driving disc Small-angle Rotation that links, and then turntable driving latch
Synchronizing moving.And the rotation direction of driving plate driving disc just makes latch be slided to the direction for extending locking slideway, this
The outer edge of sample latch will skid off locking slideway namely form several convex ribs in pipe periphery.So not only play increasing
Big pipe and the effect of hoisting rope frictional force, and play an important role of that the hoisting rope that will be wrapped on pipe fixes clamping, and
The cross section of arc-shaped passage has also been further reduced, hoisting rope is made to be more difficult to pass through.Furthermore latch outer edge and rubber strip are all
It is along the axially extending setting of pipe, therefore, the cooperation of the two can make the waveform that arc-shaped passage rises and falls in height, significantly
Coupling mechanism force of this patent to hoisting rope is enhanced, it is relatively reliable to the decentralization positioning of insulator chain.Above-mentioned decentralization insulator chain
Mode is " positive routine decentralization ".Therefore, for this patent when running into special circumstances, such as unexpected lower light rain causes pipe and hoisting rope
Frictional force reduces that either ground handling operator's fatigue needs to rest or ground handling operator's operation error causes hoisting rope
It is slipped from hand, ground handling operator only need to step on pedal ring with foot at this time, you can realize the quick positioning of insulator chain,
It is easy to operate, safe and reliable.Certainly, ground handling operator can also decontrol hoisting rope hypomere completely, only by riding central spacer
" decentralization of pause and transition in rhythm or melody formula " for stepping on flowing mode to control the slip of hoisting rope namely realize insulator chain.Ground handling operator can also
By way of controlling and stepping on angle under pedal ring, outer locking device and internal locking device to be made to reach critical locking state, at this time
Hoisting rope is not locked completely, is simply slided " critical formula is slowly transferred " relatively slow namely that realize insulator chain.
In this patent, the latch outer edge is wedge shaped.Latch outer edge is set into wedgewise, primarily to
Increase the frictional force of latch outer edge and hoisting rope, improve locking effect.
In the present embodiment, the hoisting rope hypomere is set with the thick circular cone rubber sleeve 28 in the thin lower end in upper end, circular cone rubber
It is to have sling 29 to cover on the hoisting rope of lower section.Conical rubber set and the rope-tying buckle on hoisting rope are set in hoisting rope hypomere, no
But ground handling operator can be facilitated to hold, primarily to ensure in pole in special circumstances, that is, outer locking device and interior
It is used in the case of locking device all failures.When outer locking device and internal locking device all failures, the insulator transferred rapidly
String can drive hoisting rope quickly to move, and the circular cone rubber sleeve of last hoisting rope latter end can be brought between outer locking decoration and pipe
Arc-shaped passage.Since conical rubber set is conical namely upper end is more carefully easily accessible passage, and lower end relatively it is thick not
Easily by passage.The lowering velocity of insulator chain can constantly be slowed down by being spaced such that the conical rubber set of setting, straight only to insulate
Until the decentralization power of substring is not enough to take the conical rubber set for being caught in passage out of passage namely realize the peace of insulator chain
Full positioning.
In this patent, pedestal is equipped with conical bore and circular cone hole, and circular cone spiral shell is fitted in conical bore and circular cone hole
Bolt, circular cone bolt can be slided along circular cone hole, and the locking device is installed in circular cone bolt end.
In this patent, pedestal is equipped with several butt holes being connected with locking device, mainly includes conical bore and circular cone
Hole, wherein circular cone hole are the bar holes of conical bore dimensionally extending transversely.Either conical bore or circular cone hole,
Vertical section is all the wide bellmouth in the narrow one end in one end.Circular cone bolt, circular cone bolt one end are fitted in conical bore and circular cone hole
The circular cone sprue for inserting cooperation completely with conical bore is installed with, the other end is corresponding with locking device to be solid-located.Circular cone bolt
Bolt is similar to, although there is bolt in title, there is no be threadedly coupled cooperation.The circular cone sprue of circular cone bolt is inserted into circular cone
Behind hole and circular cone hole, conical bore or circular cone hole will be submerged completely, and end face is concordant with pedestal, therefore will not be hung on the move
Fill the adverse effect that is burdened with of restricting.Circular cone bolt can only rotate in conical bore, so as to fulfill freely adjusting for locking device setting angle
It is whole.Circular cone bolt can not only rotate in circular cone hole, can also be free to slide along circular cone hole length direction, therefore not
But the setting angle of locking device can be adjusted, the installation site of locking device can also be adjusted, adaptability is very strong, contributes to this
Patent realizes Fast Installation.
In the present embodiment, the crossbeam 10 is angle steel 30, and the locking device includes being installed in circular cone stud base's water
The upper flat plate 31 of flat extension, 31 rear end of upper flat plate are vertically installed with the stringer board 32 extended downwardly, 32 lower part of stringer board be installed with it is upper
The tablet lower tablet 33 that parallel interval is set about 31, lower tablet 33 are equipped with screw hole 34, are bolted in screw hole 34 by angle steel 30
Level board 35 be clamped in positioning bolt 36 between upper flat plate 31 and lower tablet 32 in inner cavity.
As the crossbeam of power tower it is most common hardware fitting structure using angle steel, it is very universal on Electrical tower.
For this angle steel crossbeams, this patent devises targetedly locking device.This locking device mainly includes parallel up and down
Every setting upper flat plate with lower tablet, the positioning that is fixedly connected with the stringer board of upper flat plate and lower tablet and is screwed onto on lower tablet
Bolt.Traditional angle steel has two vertical fixed platen surfaces, and for convenience of describing, horizontally disposed tablet is known as level board,
Another vertically disposed tablet is known as vertical panel, an avris of level board is corresponding with the upper avris of vertical panel to be fixed in one
It rises.In this patent, upper flat plate and lower tablet are spaced up and down, therefore form a clip slot or cavity between the two.
The width of the clip slot is wider than the level board of angle steel, in order to smoothly insert the level board of angle steel into clip slot.It chats for convenience
It states, one end that angle steel level board is inserted into clip slot is known as inner end, namely affixed one end is known as with vertical panel by the other end
Outer end.Lower tablet is equipped with screw hole, and screw hole is axially vertically disposed, and positioning bolt is bolted in screw hole.When angle steel level board inner end
When inserting in clip slot, the level board of angle steel can be fixed to clamp in clip slot by way of the screwed in place bolt into clip slot
It is interior, so as to fulfill the fixation of angle steel level board and upper flat plate and lower tablet namely the Fast Installation of realization this patent.
Claims (7)
1. a kind of replacing insulator string auxiliary tool, it is characterized in that:Including pedestal（1）, pedestal（1）It is equipped with pedestal（1）
It is locked at power tower lower beam（10）On locking device（2）, laterally thicker pipe is vertically installed on pedestal（3）, circle
Hoisting rope is wound on pipe（4）, further include the pulley that transmission cooperation is wound with hoisting rope epimere（5）, pulley（5）Upper end is also fixed
Have and pulley is locked at power tower upper beam（10）On locking device（2）, pedestal（1）Upper transverse direction is vertically installed with outer locking
Axis（6）, turning set is equipped with lock sleeve on external lock mandrel（7）, hoisting rope can be pressed on pipe periphery by being equipped on lock sleeve
Outer locking device（8）, the pedestal in pipe（1）The upper internal lock mandrel for being also laterally vertically installed with coaxial arrangement（9）, internal lock mandrel
On be rotatablely equipped with turntable（11）, turntable（11）Be equipped with internal locking device hoisting rope being locked on pipe with pipe
（12）.
2. replacing insulator string auxiliary tool as described in claim 1, it is characterized in that：The outer locking device（8）Including
It is installed in the outer locking cover of lock sleeve one side（13）, outer locking cover is partly to buckle the arc plate covered on the outside of pipe, in outer locking cover
Between wall and circular tube external wall be equipped with hoisting rope by curved channel（14）, lock sleeve opposite side passes through lever（15）It is installed with drawing
Ring（16）, draw ring（16）Pass through drawstring（17）It is connected with pedal ring（18）.
3. replacing insulator string auxiliary tool as claimed in claim 2, it is characterized in that：Be evenly equipped on outer locking cover inner wall with
The locking slot of pipe coaxial arrangement（19）, rubber strip is installed in locking slot（20）.
4. the replacing insulator string auxiliary tool as described in the arbitrary claims of claim 1-3, it is characterized in that：The internal lock
Tight device（12）Several locking slideways being located at including uniform ring inside and outside the perforation pipe on pipe（21）, the interior inserting of locking slideway
There is latch（22）, latch inner end passes through annulate shaft（23）Turntable periphery is hinged on, inside and outside linkage is additionally provided on pipe
Slideway（24）, link slideway in be fitted with linkage stick（25）, linkage stick inner end passes through universal driving shaft（26）Turntable periphery is hinged on, is joined
Dynamic stick outer end passes through drive shaft（27）It is hinged on outer locking cover inner wall, latch outer edge submerges when outer locking cover is away from pipe
Slideway is locked, latch outer edge stretches out locking slideway when outer locking cover is close to pipe.
5. replacing insulator string auxiliary tool as claimed in claim 4, it is characterized in that：The latch outer edge is in wedge
Shape.
6. replacing insulator string auxiliary tool as claimed in claim 5, it is characterized in that：The hoisting rope hypomere is set with
Hold the circular cone rubber sleeve that thin lower end is thick（28）, it is to have sling on the hoisting rope below circular cone rubber sleeve（29）.
7. replacing insulator string auxiliary tool as claimed in claim 6, it is characterized in that：Pedestal（1）Be equipped with conical bore and
Circular cone bolt is fitted in circular cone hole, conical bore and circular cone hole, circular cone bolt can be slided along circular cone hole, the locking dress
It puts and is installed in circular cone bolt end, the crossbeam（10）For angle steel（30）, the locking device is including being installed in circular cone bolt bottom
The horizontal-extending upper flat plate in portion（31）, upper flat plate（31）Rear end is vertically installed with the stringer board extended downwardly（32）, stringer board（32）Under
Portion is installed with and upper flat plate（31）The lower tablet that upper and lower parallel interval is set（33）, lower tablet（33）It is equipped with screw hole（34）, spiral shell
Hole（34）It is inside bolted with angle steel（30）Level board（35）It is clamped in upper flat plate（31）With lower tablet（32）Between in inner cavity
Positioning bolt（36）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611009168.4A CN108075393B (en) | 2016-11-16 | 2016-11-16 | Auxiliary tool for replacing insulator string |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611009168.4A CN108075393B (en) | 2016-11-16 | 2016-11-16 | Auxiliary tool for replacing insulator string |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108075393A true CN108075393A (en) | 2018-05-25 |
| CN108075393B CN108075393B (en) | 2020-06-23 |
Family
ID=62162959
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611009168.4A Expired - Fee Related CN108075393B (en) | 2016-11-16 | 2016-11-16 | Auxiliary tool for replacing insulator string |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108075393B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0686418A (en) * | 1992-09-02 | 1994-03-25 | Sanwa Tekki Corp | Insulator lifting device |
| KR20030032299A (en) * | 2001-10-17 | 2003-04-26 | 박갑수 | A descender device for the refuge relief |
| CN102133457A (en) * | 2011-04-01 | 2011-07-27 | 张一扬 | Controllable safe slowly descending device |
| CN203248465U (en) * | 2013-04-19 | 2013-10-23 | 李国耀 | Automatic locking rotary disc buckle connector |
| CN103979403A (en) * | 2014-05-16 | 2014-08-13 | 国网河北省电力公司衡水供电分公司 | Wire cable terminal lifting fixture as well as wire cable lifting method |
| CN205104835U (en) * | 2015-10-30 | 2016-03-23 | 国家电网公司 | A auxiliary device for power line erects |
-
2016
- 2016-11-16 CN CN201611009168.4A patent/CN108075393B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0686418A (en) * | 1992-09-02 | 1994-03-25 | Sanwa Tekki Corp | Insulator lifting device |
| KR20030032299A (en) * | 2001-10-17 | 2003-04-26 | 박갑수 | A descender device for the refuge relief |
| CN102133457A (en) * | 2011-04-01 | 2011-07-27 | 张一扬 | Controllable safe slowly descending device |
| CN203248465U (en) * | 2013-04-19 | 2013-10-23 | 李国耀 | Automatic locking rotary disc buckle connector |
| CN103979403A (en) * | 2014-05-16 | 2014-08-13 | 国网河北省电力公司衡水供电分公司 | Wire cable terminal lifting fixture as well as wire cable lifting method |
| CN205104835U (en) * | 2015-10-30 | 2016-03-23 | 国家电网公司 | A auxiliary device for power line erects |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108075393B (en) | 2020-06-23 |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20190415 Address after: 261021 No. 425 Dongfeng West Street, Weicheng District, Weifang City, Shandong Province Applicant after: STATE GRID SHANDONG ELECTRIC POWER COMPANY WEIFANG POWER SUPPLY Co. Applicant after: State Grid Corporation of China Address before: 261041 No. 8221 Dongfeng East Street, Weifang City, Shandong Province Applicant before: Liu Weihua |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200623 |