CN108069353A - The special resistance thick stick of electric system field work - Google Patents
The special resistance thick stick of electric system field work Download PDFInfo
- Publication number
- CN108069353A CN108069353A CN201611009169.9A CN201611009169A CN108069353A CN 108069353 A CN108069353 A CN 108069353A CN 201611009169 A CN201611009169 A CN 201611009169A CN 108069353 A CN108069353 A CN 108069353A
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- China
- Prior art keywords
- pipe
- hoisting rope
- locking
- locking device
- pedestal
- 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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- 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 43
- 230000005540 biological transmission Effects 0.000 claims abstract description 17
- 229910000831 Steel Inorganic materials 0.000 claims description 43
- 239000010959 steel Substances 0.000 claims description 43
- 239000007787 solid Substances 0.000 claims 1
- 239000012212 insulator Substances 0.000 abstract description 71
- 230000000694 effects Effects 0.000 description 20
- 210000003101 oviduct Anatomy 0.000 description 18
- 238000009434 installation Methods 0.000 description 17
- 230000005484 gravity Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000004804 winding Methods 0.000 description 6
- 230000007423 decrease Effects 0.000 description 4
- 230000002708 enhancing effect 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D3/00—Portable or mobile lifting or hauling appliances
- B66D3/04—Pulley blocks or like devices in which force is applied to a rope, cable, or chain which passes over one or more pulleys, e.g. to obtain mechanical advantage
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D5/00—Braking or detent devices characterised by application to lifting or hoisting gear, e.g. for controlling the lowering of loads
- B66D5/02—Crane, lift hoist, or winch brakes operating on drums, barrels, or ropes
- B66D5/16—Crane, lift hoist, or winch brakes operating on drums, barrels, or ropes for action on ropes or cables
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D2700/00—Capstans, winches or hoists
- B66D2700/02—Hoists or accessories for hoists
- B66D2700/026—Pulleys, sheaves, pulley blocks or their mounting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D2700/00—Capstans, winches or hoists
- B66D2700/05—Brakes with mechanisms with latches for hoists or similar devices
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Insulators (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
The invention discloses a kind of special resistance thick sticks of electric system field work, 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.Quality of the present invention 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 the special resistance thick sticks of electric system field work.
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, the special resistance thick stick of all high electric system field work of personnel, device security.
In order to solve the above technical problems, the special resistance thick stick of this electric system field work is structurally characterized in that:Including pedestal,
Pedestal is equipped with the locking device being locked at pedestal in power tower lower beam, and laterally thicker circle is vertically installed on pedestal
Pipe is wound with hoisting rope on pipe, further includes the pulley that transmission cooperation is wound with hoisting rope epimere, pulley upper end be also installed with by
Pulley is locked at the locking device in power tower upper beam, is laterally vertically installed with external lock mandrel on pedestal, on external lock mandrel
Turning set is equipped with lock sleeve, is equipped with the outer locking device that hoisting rope can be pressed on to pipe periphery on lock sleeve, in pipe
The internal lock mandrel of coaxial arrangement is also laterally vertically installed on pedestal, turntable, turntable and pipe are rotatablely equipped on internal lock mandrel
Be equipped with internal locking device hoisting rope being locked on pipe.
The special resistance thick stick of this electric system field work be by circular pipe type rub twin-lock locking structure it is rational in infrastructure to realize,
Quality is slim and graceful, easy to carry, can be quickly installed to power tower or power transmission tower lower part, and a people can be easily accomplished decentralization on the ground
The work of heavy insulator chain, lowering velocity is stable, controllable, can hanging lower section insulator chain when being in an emergency
It is dead to fill cord lock, ensures 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 the positioning plate for being installed in circular cone stud base, axial horizontal-extending interior spiral shell are equipped in positioning plate
Hole further includes clamping plate, clamps plate top and is equipped with clamping hole, clamps the clamping spiral shell being fitted in hole with inner bolt hole threaded
Bolt clamps plate upper end and is installed with the upper hook plate that cooperation is hooked with the level board of angle steel, and clamping plate lower end is installed with perpendicular with angle steel
Straight panel hooks the lower hook plate of cooperation, and the end that clamping bolt is pierced by inner bolt hole is bolted with end nut
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 is the bar hole of conical bore dimensionally extending transversely.Either conical bore or circular cone hole, vertical profile
Face is all the wide bellmouth in the narrow one end in one end.Circular cone bolt is fitted in conical bore and circular cone hole, circular cone bolt one end is fixed
There is the circular cone sprue for inserting cooperation completely with conical bore, the other end is corresponding with locking device to be solid-located.Circular cone bolt is similar to
Bolt, although there is bolt in title, there is no be threadedly coupled cooperation.The circular cone sprue of circular cone bolt insert into conical bore and
Behind circular cone hole, conical bore or circular cone hole will be submerged completely, and end face is concordant with pedestal, therefore will not be to hoisting rope on the move
Be burdened with adverse effect.Circular cone bolt can only rotate in conical bore, so as to fulfill freely adjusting for locking device setting angle.Circle
Bolt is bored in circular cone hole, can not only be rotated, can also be free to slide along circular cone hole length direction, therefore not only can be with
The setting angle of locking device is adjusted, the installation site of locking device can also be adjusted, adaptability is very strong, contributes to this patent real
Existing 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 being arranged on circular cone
The positioning plate of stud base, the clamping plate for being arranged on positioning plate end and the clamping bolt being located in clamping plate on positioning plate.
This patent in actual use, generally at least provided with two sleeve locking apparatus, respectively positioned at the left and right sides, below with the locking on right side
It is illustrated exemplified by device.Inner bolt hole is equipped in positioning plate, inner bolt hole is axially horizontally disposed.Inner bolt hole has there are two port, is
Facilitate narration, two port is referred to as left port and right output port, wherein left port is for interior side port namely towards Taper Pipe
Port, right output port is exterior side port namely away from the port of Taper Pipe.It clamps plate and is equipped with clamping hole, clamp the screw thread of bolt
Section, which passes through, clamps Kong Houyu inner bolt hole threadeds.It clamps plate upper and lower ends and is installed with hook plate and lower hook plate, upper hook plate respectively
Main function with lower hook plate is to hook /V cooperation with angle steel.In this patent, clamp hole and be arranged on the top for clamping plate, because
This in its natural state, the length of section where section where lower hook plate will be longer than hook plate.In this way, primarily to make this specially
Profit can coordinate, adapt to the angle steel of different setting angles namely improve the versatility of this patent.There are two orthogonal for angle steel tool
Plate face, for convenience of describe, its horizontally disposed plate face is known as level board, the plate face being vertically arranged is known as vertical plate.
When the right side angle steel for installing this patent is vertical plate close to when clamping plate, then it need to only tighten in its natural state and clamp bolt i.e.
It can.At this point, lower hook plate can be gradually close to vertical plate lower end with tightening for bolt is clamped, and when clamping bolt is tightened, lower hook
Plate also snaps fitted to vertical plate lower end completely, in this way, positioning plate, clamping plate and lower hook plate just get up angle steel from right side semi-surrounding.
Likewise, the locking device in left side can carry out semi-surrounding from left side to the angle steel in left side, in this way, two sleeve locking apparatus just respectively from
Left side and right side are clamped together namely play the purpose of fixed this patent with two angle steel.When the right side of installation this patent
It is replaced up and down, it is necessary to which plate will be clamped around bolt rotated ninety degrees, the version that will also rise to the bait and lower hook plate is clamped when angle steel is level board.
Because section where lower hook plate is shorter, it is possible to just corresponding with angle steel level board.That is, when locking clamps bolt, it is inverted
Upper hook plate /V cooperation namely positioning plate will be hooked with level board, clamping plate and inverted upper hook plate, to pass through diagonal steel horizontal
Plate realizes the right side semi-surrounding to entire right side angle steel from the semi-surrounding on right side.Likewise, the locking device in left side can also lead to
Semi-surrounding realization of the diagonal steel level board from left side is crossed to the left side semi-surrounding of entire left side angle steel, equally plays the left and right sides
The effect of the angle steel of the left and right sides two is clamped jointly namely plays the role of locking positioning this patent.In clamping bolt is pierced by
The end of screw hole is bolted with end nut, and end nut mainly plays enhancing locking and clamps bolt namely play enhancing
The effect of locking clamp loading board namely play the role of enhance locking device locking effect.
In conclusion using the special resistance thick stick of electric system field work of this structure, rational in infrastructure, quality is slim and graceful,
It is easy to carry, power tower or power transmission tower lower part can be quickly installed to, a people can be easily accomplished heavy exhausted of decentralization on the ground
The work of edge substring, lowering velocity is stable, controllable, can be by the lifting cord lock of lower section insulator chain when being in an emergency
Extremely, ensure that insulator chain will not fall ground and cause the accident, 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 locking device and the structure diagram of angle steel vertical plate locking cooperation;
Fig. 7 is locking device and the structure diagram of angle steel level board locking cooperation.
Specific embodiment
As shown in the figure, the special resistance thick stick of the electric system field work includes pedestal 1, pedestal is equipped with and is locked at pedestal
Locking device 2 in power tower lower beam 10 is laterally vertically installed with thicker pipe 3 on pedestal, is wound with and hangs on pipe
Dress rope 4, further includes the pulley 5 that transmission cooperation is wound with hoisting rope epimere, pulley upper end is also installed with is locked at electric power by pulley
Locking device in tower upper beam is laterally vertically installed with external lock mandrel 6 on pedestal, and turning set is equipped with locking on external lock mandrel
Set 7, is equipped with the outer locking device 8 that hoisting rope can be pressed on to pipe periphery on lock sleeve, on the pedestal in pipe also laterally
The internal lock mandrel 9 of coaxial arrangement is vertically installed with, turntable 11 is rotatablely equipped on internal lock mandrel, turntable and pipe are equipped with and will hang
Dress rope is locked at the internal locking device 12 on pipe.The special resistance thick stick of this electric system field work mainly include pedestal, pipe,
External lock mandrel, lock sleeve, outer locking device, internal lock mandrel, turntable and internal locking device.Wherein, pedestal is a slab construction,
It is the main framework of this patent, is the installation carrier of other component, installation site and space are provided for other component.Pedestal one side
Equipped with locking device, pedestal is quickly installed on power tower or the crossbeam of power transmission tower lower part namely is realized this by locking device
The Fast Installation of patent.When installing and using, general pedestal plate face is vertically arranged this patent.The pipe is a pipe
The set of shape, it is axial horizontally disposed, and vertical with pedestal be solid-located.The main function of pipe is to lift insulator chain
Hoisting rope provides the carrier of a winding and force.Below reality during insulator chain, floor installation is in power tower lower part, pulley
Mounted on power tower top, hoisting rope differentially-wound is between pulley and pipe.Hoisting rope epimere connecting insulator string, hoisting rope lower end
It is held by operating personnel.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 absolutely
The gravity of edge substring is bigger, therefore the number of turns of winding hoisting rope can be determined according to insulator chain actual weight.According to stress
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,
The size that operating personnel pass through the traction force of control drawing hoisting rope, it is possible to control the speed namely control that hoisting rope slides
The speed of insulator chain lowering velocity.Specifically, when operating personnel apply smaller traction force, the gravity of insulator chain is big
The traction force that frictional force and operating personnel between pipe and hoisting rope apply, insulator chain start slowly to transfer.Allow operation
When personnel continue to reduce traction force, insulator chain lowering velocity will be getting faster.When operating personnel apply larger traction force,
The gravity of insulator chain 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 slow down until stopping.When occurring, fortuitous event is such as moist or raining causes the frictional force between pipe and hoisting rope to reduce
When, operating personnel apply with all strength when can not reduce insulator chain lowering velocity, can be by the lock that is sleeved on external lock mandrel
Fixed and turntable that is being sleeved on internal lock mandrel triggers outer locking device respectively and internal locking device action promptly suspends insulation
The decline of substring.When outer locking device and internal locking device are triggered, the two will relatively be locked at hoisting rope with pipe
Together, such hoisting rope can not just be rotated relative to pipe, also can not just realize the decentralization of insulator chain, play the work promptly protected
With.Therefore, this patent when in use, only needs a ground staff that can easily manipulate heavy insulator chain and stablizes decentralization,
Operation is very simple.Even if when there are special circumstances, it can also realize that safety is protected by outer locking device and internal locking device
Shield, fundamentally improve 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.
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
Positioning plate 31, positioning plate 31 is interior to be equipped with axial horizontal-extending inner bolt hole 32, further includes and clamps plate 33, clamps 33 top of plate and be equipped with
Clamp hole 34, clamp and clamping bolt 35 with 32 threaded of inner bolt hole is fitted in hole 34, clamp 33 upper end of plate be installed with
The level board 36 of angle steel 30 hooks the upper hook plate 37 of cooperation, clamps 33 lower end of plate and is installed with and matches somebody with somebody with the hook of the vertical plate of angle steel 30 38
The lower hook plate 39 closed, the end that clamping bolt 35 is pierced by inner bolt hole 32 are bolted with end nut 40.
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 being arranged on circular cone
The positioning plate of stud base, the clamping plate for being arranged on positioning plate end and the clamping bolt being located in clamping plate on positioning plate.
This patent in actual use, generally at least provided with two sleeve locking apparatus, respectively positioned at the left and right sides, below with the locking on right side
It is illustrated exemplified by device.Inner bolt hole is equipped in positioning plate, inner bolt hole is axially horizontally disposed.Inner bolt hole has there are two port, is
Facilitate narration, two port is referred to as left port and right output port, wherein left port is for interior side port namely towards Taper Pipe
Port, right output port is exterior side port namely away from the port of Taper Pipe.It clamps plate and is equipped with clamping hole, clamp the screw thread of bolt
Section, which passes through, clamps Kong Houyu inner bolt hole threadeds.It clamps plate upper and lower ends and is installed with hook plate and lower hook plate, upper hook plate respectively
Main function with lower hook plate is to hook /V cooperation with angle steel.In this patent, clamp hole and be arranged on the top for clamping plate, because
This in its natural state, the length of section where section where lower hook plate will be longer than hook plate.In this way, primarily to make this specially
Profit can coordinate, adapt to the angle steel of different setting angles namely improve the versatility of this patent.There are two orthogonal for angle steel tool
Plate face, for convenience of describe, its horizontally disposed plate face is known as level board, the plate face being vertically arranged is known as vertical plate.
When the right side angle steel for installing this patent is vertical plate close to when clamping plate, then it need to only tighten in its natural state and clamp bolt i.e.
It can.At this point, lower hook plate can be gradually close to vertical plate lower end with tightening for bolt is clamped, and when clamping bolt is tightened, lower hook
Plate also snaps fitted to vertical plate lower end completely, in this way, positioning plate, clamping plate and lower hook plate just get up angle steel from right side semi-surrounding.
Likewise, the locking device in left side can carry out semi-surrounding from left side to the angle steel in left side, in this way, two sleeve locking apparatus just respectively from
Left side and right side are clamped together namely play the purpose of fixed this patent with two angle steel.When the right side of installation this patent
It is replaced up and down, it is necessary to which plate will be clamped around bolt rotated ninety degrees, the version that will also rise to the bait and lower hook plate is clamped when angle steel is level board.
Because section where lower hook plate is shorter, it is possible to just corresponding with angle steel level board.That is, when locking clamps bolt, it is inverted
Upper hook plate /V cooperation namely positioning plate will be hooked with level board, clamping plate and inverted upper hook plate, to pass through diagonal steel horizontal
Plate realizes the right side semi-surrounding to entire right side angle steel from the semi-surrounding on right side.Likewise, the locking device in left side can also lead to
Semi-surrounding realization of the diagonal steel level board from left side is crossed to the left side semi-surrounding of entire left side angle steel, equally plays the left and right sides
The effect of the angle steel of the left and right sides two is clamped jointly namely plays the role of locking positioning this patent.In clamping bolt is pierced by
The end of screw hole is bolted with end nut, and end nut mainly plays enhancing locking and clamps bolt namely play enhancing
The effect of locking clamp loading board namely play the role of enhance locking device locking effect.
Claims (7)
1. a kind of special resistance thick stick of electric system field work, 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),
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 solid
Equipped with pulley is locked at power tower upper beam(10)On locking device(2), pedestal(1)Upper transverse direction is vertically installed with external lock
Mandrel(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 locking
Turntable is rotatablely equipped on axis(11), turntable(11)Be equipped with internal locking device hoisting rope being locked on pipe with pipe
(12).
2. the special resistance thick stick of electric system field work as described in claim 1, it is characterized in that:The outer locking device(8)
Outer locking cover including being installed in lock sleeve one side(13), outer locking cover is partly to buckle the arc plate covered on the outside of pipe, outer locking
Between cover inner 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 fixed
There is draw ring(16), draw ring(16)Pass through drawstring(17)It is connected with pedal ring(18).
3. the special resistance thick stick of electric system field work as claimed in claim 2, it is characterized in that:It is uniformly distributed on outer locking cover inner wall
There is the locking slot with pipe coaxial arrangement(19), rubber strip is installed in locking slot(20).
4. the special resistance thick stick of electric system field work as described in the arbitrary claims of claim 1-3, it is characterized in that:It is described
Internal locking device(12)Several locking slideways being located at including uniform ring inside and outside the perforation pipe on pipe(21), lock in slideway
It is fitted with latch(22), latch inner end passes through annulate shaft(23)Turntable periphery is hinged on, is additionally provided on pipe inside and outside
Link slideway(24), link slideway in be fitted with linkage stick(25), linkage stick inner end passes through universal driving shaft(26)It is hinged on outside turntable
Week, linkage stick outer end pass through drive shaft(27)It is hinged 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.
5. the special resistance thick stick of electric system field work as claimed in claim 4, it is characterized in that:The latch outer edge is in
Wedge shape.
6. the special resistance thick stick of electric system field work as claimed in claim 5, it is characterized in that:The hoisting rope hypomere suit
The circular cone rubber sleeve for having the thin lower end in upper end thick(28), it is to have sling on the hoisting rope below circular cone rubber sleeve(29).
7. the special resistance thick stick of electric system field work as claimed in claim 6, it is characterized in that:Pedestal(1)It is equipped with circular cone
Circular cone bolt is fitted in hole and circular cone hole, conical bore and circular cone hole, circular cone bolt can be slided along circular cone hole, the lock
Tight device is installed in circular cone bolt end, the crossbeam(10)For angle steel(30), the locking device is including being installed in circular cone spiral shell
The positioning plate of bolt bottom(31), positioning plate(31)It is interior to be equipped with axial horizontal-extending inner bolt hole(32), further include clamping plate(33),
Clamp plate(33)Top, which is equipped with, clamps hole(34), clamp hole(34)It is inside fitted with and inner bolt hole(32)The clamping bolt of threaded
(35), clamp plate(33)Upper end is installed with and angle steel(30)Level board(36)Hook the upper hook plate of cooperation(37), clamp plate
(33)Lower end is installed with and angle steel(30)Vertical plate(38)Hook the lower hook plate of cooperation(39), clamp bolt(35)It is pierced by interior spiral shell
Hole(32)End be bolted with end nut(40).
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CN201611009169.9A CN108069353B (en) | 2016-11-16 | 2016-11-16 | Special resistance bar for field operation of electric power system |
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CN201611009169.9A CN108069353B (en) | 2016-11-16 | 2016-11-16 | Special resistance bar for field operation of electric power system |
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CN108069353B CN108069353B (en) | 2020-04-17 |
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Citations (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4097023A (en) * | 1975-09-12 | 1978-06-27 | Mubir Ag Fur Maschinen-Und Apparatebau | Rope clamping arrangements for sailboats or other applications |
EP0688581A1 (en) * | 1994-06-23 | 1995-12-27 | Zedel | Disconnectable self-locking descending device |
WO2010077293A2 (en) * | 2008-12-15 | 2010-07-08 | Freelance Inventors Inc. | Failsafe system for raising and lowering at least one object |
CN103449326A (en) * | 2013-09-09 | 2013-12-18 | 国家电网公司 | Rope wheel with self-locking device |
CN203715163U (en) * | 2013-09-27 | 2014-07-16 | 宁波捷胜海洋开发有限公司 | Brake structure of towing winch |
CN104326390A (en) * | 2014-11-28 | 2015-02-04 | 国家电网公司 | Traction device of working tool at high place of power transmission tower |
CN104752996A (en) * | 2015-04-19 | 2015-07-01 | 国网青海省电力公司培训中心 | Method for live replacement of tension duplex whole-string insulators of 330kV power transmission line |
CN204793836U (en) * | 2015-05-22 | 2015-11-18 | 中国南方电网有限责任公司超高压输电公司柳州局 | A fixed fixture for changing insulator chain operation coaster |
CN205204680U (en) * | 2015-12-11 | 2016-05-04 | 安徽理工大学 | High -voltage line tower is with supplementary hoisting device |
CN205472404U (en) * | 2016-02-01 | 2016-08-17 | 国网冀北电力有限公司秦皇岛供电公司 | Auto -lock pulley gear |
CN205500655U (en) * | 2016-03-17 | 2016-08-24 | 湖南建勋环保资源科技发展有限公司 | Simple and easy artifical hoisting apparatus |
CN105896379A (en) * | 2016-06-13 | 2016-08-24 | 江西电力职业技术学院 | Hot-line work platform used for overhead transmission line |
-
2016
- 2016-11-16 CN CN201611009169.9A patent/CN108069353B/en not_active Expired - Fee Related
Patent Citations (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4097023A (en) * | 1975-09-12 | 1978-06-27 | Mubir Ag Fur Maschinen-Und Apparatebau | Rope clamping arrangements for sailboats or other applications |
EP0688581A1 (en) * | 1994-06-23 | 1995-12-27 | Zedel | Disconnectable self-locking descending device |
WO2010077293A2 (en) * | 2008-12-15 | 2010-07-08 | Freelance Inventors Inc. | Failsafe system for raising and lowering at least one object |
CN103449326A (en) * | 2013-09-09 | 2013-12-18 | 国家电网公司 | Rope wheel with self-locking device |
CN203715163U (en) * | 2013-09-27 | 2014-07-16 | 宁波捷胜海洋开发有限公司 | Brake structure of towing winch |
CN104326390A (en) * | 2014-11-28 | 2015-02-04 | 国家电网公司 | Traction device of working tool at high place of power transmission tower |
CN104752996A (en) * | 2015-04-19 | 2015-07-01 | 国网青海省电力公司培训中心 | Method for live replacement of tension duplex whole-string insulators of 330kV power transmission line |
CN204793836U (en) * | 2015-05-22 | 2015-11-18 | 中国南方电网有限责任公司超高压输电公司柳州局 | A fixed fixture for changing insulator chain operation coaster |
CN205204680U (en) * | 2015-12-11 | 2016-05-04 | 安徽理工大学 | High -voltage line tower is with supplementary hoisting device |
CN205472404U (en) * | 2016-02-01 | 2016-08-17 | 国网冀北电力有限公司秦皇岛供电公司 | Auto -lock pulley gear |
CN205500655U (en) * | 2016-03-17 | 2016-08-24 | 湖南建勋环保资源科技发展有限公司 | Simple and easy artifical hoisting apparatus |
CN105896379A (en) * | 2016-06-13 | 2016-08-24 | 江西电力职业技术学院 | Hot-line work platform used for overhead transmission line |
Also Published As
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CN108069353B (en) | 2020-04-17 |
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TA01 | Transfer of patent application right |
Effective date of registration: 20190419 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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