CN206076832U - Overhead transmission line livewire work special isolation porcelain vase pin removal - Google Patents
Overhead transmission line livewire work special isolation porcelain vase pin removal Download PDFInfo
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- CN206076832U CN206076832U CN201620828135.1U CN201620828135U CN206076832U CN 206076832 U CN206076832 U CN 206076832U CN 201620828135 U CN201620828135 U CN 201620828135U CN 206076832 U CN206076832 U CN 206076832U
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- pin
- ratchet
- tooth bar
- pulling
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Abstract
This utility model provides a kind of overhead transmission line livewire work special isolation porcelain vase pin removal, belong to field of overhead power transmission lines, including fixture, pull pin part and keeper, part of pulling pin includes at least two bars of pulling pin being arranged side by side, bar of pulling pin is rotated and is arranged at fixture, and the length direction of keeper is vertical with the length direction of bar of pulling pin.Socket is propped up by keeper, the one end for bar of pulling pin is stretched in locking pin, pin removal is made to form a lever, certain dynamics is applied to the one end away from locking pin for bar of pulling pin, bar of then pulling pin is exerted a force and is outward extracted to locking pin, one is to make use of lever principle, make extracting for locking pin lighter, two is that force is more prone to, from different angles the end of bar of pulling pin can be exerted a force, it is more convenient to operate, secondly, can be pulled pin with one-handed performance pin removal, process of pulling pin is more safe and reliable, can not power-off during pulling pin.
Description
Technical field
This utility model is related to field of overhead power transmission lines, special in particular to overhead transmission line livewire work
Porcelain insulator pin removal.
Background technology
Insulator, is commonly called as porcelain insulator, is mounted between different potentials conductor or between conductor and ground potential component
A kind of device, it is resistant to voltage and mechanical stress effect, is a kind of special insulation control, can be in overhead transmission line
In play an important role.
Locking pin, is commonly called as spring pin, and existing locking pin has R types and W shape two types, and it is suspension insulator string group
Into critical elements.As transmission of electricity industrial expansion, insulator consumption increase, the consumption of locking pin is also more and more, locking pin
Weight there was only 1/250 of insulator or so, if but insulator chain do not fill the off quality of locking pin or locking pin or even
Dress method is improper, and the loss being likely to result in cannot be estimated, and there is great potential safety hazard.
When porcelain insulator on to overhead transmission line is changed, need by the way of cutting pliers are pulled pin by hand,
I.e. staff clamps locking pin using cutting pliers, then firmly extracts locking pin, belongs to work high above the ground during due to pulling pin, and grasps
Make that inconvenient, safety is relatively low, and due to be difficult to ensure that force direction when pulling pin and locking pin to extract direction consistent, lead
The amount of endeavouring is not enough, and locking pin is not easy to be pulled out.
Utility model content
This utility model provides a kind of overhead transmission line livewire work special isolation porcelain vase pin removal, makes the problems referred to above
Improved.
What this utility model was realized in：
A kind of overhead transmission line livewire work special isolation porcelain vase pin removal, including fixture, pull pin part and keeper,
The part of pulling pin includes at least two bars of pulling pin being arranged side by side, and the bar of pulling pin is rotated and is arranged at the fixture, described fixed
The length direction of position part is vertical with the length direction of the bar of pulling pin.
Fixture enables the two normal work, by taking W shape locking pins as an example, pulls pin for installing pull pin part and keeper
In the bottom insertion locking pin of bar, keeper props up socket, and socket is the part for installation locking pin, and locking pin and socket are simultaneously
The ingredient being not belonging in this utility model, is used only for describing position relationship of miscellaneous part etc..
Carry out pulling pin operation when, pull bar of pulling pin, certain power applied to the top of bar of pulling pin, bar of pulling pin can be in plane
Interior rotation, if bar of for example pulling pin is column, the rotation direction of bar of pulling pin can be vertical with the axis direction of bar of pulling pin.Keeper begins
Socket is propped up eventually, and pin removal forms a lever, and the bottom of bar of pulling pin applies certain active force to locking pin and is pulled out.Root
According to needs, two length between end and rotational axis line of bar of pulling pin can be adjusted, so that locking pin is more prone to pull out
Go out.
Pin removal in this utility model is primarily adapted for use in W shape locking pins, certainly, uses it for R shapes or other forms
Locking pin is also possible.
Further, described to pull pin in bar insertion locking pin, the keeper is at least two, and the keeper can be leaned on
Close or remote from the socket and prop up for plugging the socket of the locking pin.
The end of locking pin is indefinite with the distance between socket, on the one hand, pull pin bar and the locking pin of pin removal are extracted
When vertical between direction, the component for extracting direction along locking pin of the bottom of bar of pulling pin is bigger, accordingly, it would be desirable to adjust keeper
Fulcrum, in order to reducing the labor intensity of staff, facilitating extracting for locking pin, on the other hand, the length of keeper is fixed
The spacing being difficult in adapt between the end of different situations, i.e. locking pin and socket is indefinite, if after bar of pulling pin rotates larger angle
Cannot also be pulled pin, then cause pin removal cannot normal work, after adjusting keeper, adjust as needed and pull pin bar
Length between socket, even if the end of locking pin is larger or smaller with the distance between socket, it is also possible to support keeper
Firmly socket, the scope of application are wider.
Further, it is threadedly coupled between the keeper and the fixture.
By screwing keeper, can adjust the position of keeper, so adjust keeper positioned at bar and the socket of pulling pin
Between partial-length, mode of operation is relatively simple, cost of manufacture is relatively low.
Further, two corresponding reverse sync structures are provided with the fixture, it is described to pull pin bar for two, two
The top of the individual bar of pulling pin is connected " U "-shaped by the first cross bar, and the bottom of the bar of pulling pin is provided with and sets for card
" U " type part of the locking pin, the fixture are provided with for accommodating the holding tank of the locking pin；
Each described reverse sync structure includes parallel four-bar linkage, the first regulating part and the second regulating part, described
, respectively positioned at the both sides of the holding tank, the parallel―ordinal shift structure is pulled pin by described for one regulating part and second regulating part
Bar, the second cross bar and synchronizing bar composition, the synchronizing bar are two, and second cross bar is hinged with the bar of pulling pin and described the
Two cross bars are hinged with the synchronizing bar, and the synchronizing bar is be arranged in parallel with the bar of pulling pin, and the bottom of the synchronizing bar rotates and sets
It is placed in the fixture；
First regulating part and second regulating part include the first ratchet, the second ratchet, ratchet, gear and tooth respectively
Bar, the first ratchet of first regulating part rotate and are arranged at described pulling pin and bar and prop up the ratchet, second regulating part
The first ratchet rotate and be arranged at the synchronizing bar and prop up the ratchet, the ratchet overlap with the wheel axis of the gear and
It is synchronized with the movement, the gear is engaged with the tooth bar, the tooth bar is slideably positioned in the fixture, one end of the tooth bar is stretched
Enter in the holding tank, one of them described tooth bar is fixedly connected or is integrally formed with the keeper, second ratchet is supported
State ratchet or the tooth bar and for preventing the tooth bar from moving when state is pulled pin in residence；
The bar of pulling pin is in when pulling pin state, and the tooth bar of first regulating part props up the socket and second tune
The position of section part keeps constant, it is described pull pin bar in reverse adjustment state when, the tooth bar of second regulating part props up described
Socket, the tooth bar length increase of first regulating part in the holding tank and the tooth bar length of second regulating part subtract
It is little.
In actual mechanical process, due to being work high above the ground, it is often necessary to which one hand is operated, and due to locking pin
Indefinite length is extracted, therefore needs to carry out the adjustment of multiple bearing part when using such scheme, if adjusting after removing, significantly
The workload of staff is increased, if a handss catch bar of pulling pin, another handss to be adjusted, then can there is certain safety
Hidden danger.After using this programme, holding tank is fastened on socket, tooth bar and keeper prop up socket, when pulling pin, pulls and pull pin
Bar, tooth bar (or keeper) stress of the first regulating part, the tooth bar stress of the second regulating part is less or does not stress substantially, the first spine
Do not have an effect between tooth and ratchet power, the second ratchet props up ratchet and which is rotated, the tooth bar of the first regulating part and
The tooth bar of two regulating parts will not be moved, and can be normally carried out pulling pin；Bar of pulling pin pulled reversely, the tooth bar stress of the second regulating part,
Tooth bar (or keeper) stress of the first regulating part is not stressed substantially, and the first ratchet drives pawl wheel, the second ratchet and spine
Do not have an effect between wheel power, ratchet straps moving gear is rotated, so that tooth bar (or keeper) relative shifting with fixture between
Dynamic, rack position keeps constant and props up socket all the time, and fixture is consistent with the direction of motion of locking pin, so that first adjusts
The length increase in holding tank of the tooth bar of section part, realizes the position adjustments of keeper, then moves back and forth, until will lock
Tight pin is extracted, and the pin removal one hand of this structure is operable, and mode of operation is simple, convenient, and operating process more safely may be used
Lean on, effectively reduce potential safety hazard.During due to rotating backward, the tooth bar stress of the second regulating part is less, therefore can ignore stress
The length sum in holding tank of the improper movement of tooth bar of the second regulating part, two toothed racks is kept substantially not
Become, do not mean that herein definitely constant.Keeper and tooth bar are integrally formed it is also assumed that keeper is exactly tooth bar, and tooth bar is exactly
Keeper.
Further, the fixture includes main component and molectron, removable between the molectron and the main component
Unload connection, the molectron is four and corresponding with the position of the gear respectively；
It is provided with to slide in cavity, the cavity between the molectron and the main component and is embedded with top board, the top
Back-moving spring is provided between the diapire of plate and the cavity, the relative two side wall of the cavity is provided with breach, institute
State tooth bar and be arranged in the breach, the back-moving spring promotes the top board tooth bar is engaged with the gear；
The side wall of the molectron is provided with through hole, transports by first rotating shaft is synchronous between the ratchet and the gear
Dynamic, the first rotating shaft is arranged in the through hole, and bar and the synchronizing bar of pulling pin is respectively by the setting of the second axis of rotation
In the fixture, the axial line of second rotating shaft is overlapped with the axial line of the first rotating shaft, and second rotating shaft wears
In the first rotating shaft, one end and the main component of second rotating shaft are rigidly connected, and the ratchet is located at outside the cavity,
The gear is located in the cavity, and second ratchet is arranged at the outer wall of the molectron.
Molectron can be dismantled from main component, and for installing the structures such as top board, the detailed process of installation can be：First
First rotating shaft is arranged in into through hole, and ratchet and/or gear is installed, between ratchet and first rotating shaft, gear and first rotating shaft it
Between certainly, can be integrally formed also possible, however it is necessary that in molectron using being detachably connected or be fixedly connected
Structure on do certain improvement, allow ratchet to be installed on the both sides of molectron with gear；Then back-moving spring and top board are pacified
Entirely in indentation, there, now back-moving spring compression at main component and by rack resting；Then molectron is installed on into main component,
Now, the second rotating shaft runs through first rotating shaft, and gear is engaged with tooth bar in the presence of back-moving spring；Finally, will pull pin bar or same
Step bar install, and the first cross bar is installed on pull pin bar and pull pin between bar, the second cross bar is installed on pull pin bar with it is same
Between step bar.Above-mentioned erection sequence can be exchanged, omits, be added.After installing, as needed, tooth bar is pressed down on,
Back-moving spring compresses, and is disengaged between rack and pinion, and two tooth bars are unclamped after propping up socket, and wheel and rack is engaged simultaneously
Being capable of normal work.
Further, one end of the tooth bar of second regulating part is provided with block, and the block is located at the holding tank
It is interior, spacing compression spring is provided between the block and the main component, the spacing compression spring is sheathed on the outside of the tooth bar.
Block props up socket, and spacing compression spring can offset a part of active force when bar of pulling pin is rotated backward, the position of tooth bar
Put control more accurate.
Further, the breach is square through hole, the thickness of the vertical height of the square through hole more than the tooth bar.
The thickness of direction through hole may insure that tooth bar can be moved down, and then make rack and pinion be disengaged from being adjusted
It is whole.
Further, pressing plate is provided with the cavity corresponding with second regulating part, the pressing plate is arranged at institute
The bottom of back-moving spring is stated, the bottom of the cavity is provided with puller bolt, and the puller bolt is through the bottom of the cavity
And prop up the pressing plate.
When bar of pulling pin reversely is adjusted, as the tooth bar of the second regulating part is moved in the presence of external force, gear is caused to turn
Spacing increase between dynamic, two toothed racks, affects the normal use of pin removal.Puller bolt is connected with the bottom thread of cavity,
The length that puller bolt is stretched in cavity can be adjusted by screwing puller bolt, and then causes puller bolt to withstand pressing plate,
Pressing plate pressed home spring, the active force upwards that top board is subject to become big, it is not easy to decline, and the pressure that top board applies to tooth bar increases
Greatly, frictional force accordingly increases, and can avoid the improper motion of the caused tooth bar when plate of pulling pin reversely is adjusted, effectively guarantee second
The normal use of regulating part.
Further, the molectron is tabular, is connected by threaded fastener between the molectron and the main component
Connect.
The connected mode of threaded fastener is relatively simple, reliable.
Further, first cross bar is provided with handle sleeve, and the handle sleeve is made using elastomeric material.
Handle sleeve causes the sense of touch of staff more comfortable, in addition, handle sleeve can also be adopted being made from an insulative material, carries
Rise security performance.
Further, first ratchet be correspondingly arranged on for make first ratchet prop up the ratchet spring or
Torsion spring, second ratchet are correspondingly arranged on spring or torsion spring for making second ratchet prop up the ratchet.
Spring or torsion spring may insure that the first ratchet and the second ratchet prop up ratchet all the time, it is to avoid the improper rotation of gear.
Compared with prior art, the beneficial effects of the utility model are：One end of socket, bar of pulling pin is propped up by keeper
Stretch in locking pin, make pin removal form a lever, certain dynamics is applied to the one end away from locking pin for bar of pulling pin, then
Bar of pulling pin is exerted a force and is outward extracted to locking pin, and one is to make use of lever principle, makes extracting for locking pin more light, and two
It is that force is more prone to, from different angles the end of bar of pulling pin can be exerted a force, it is more convenient to operate, secondly, can be with one hand
Operation pin removal is pulled pin, and process of pulling pin is more safe and reliable, can not power-off during pulling pin.
Description of the drawings
A kind of pin removal schematic diagram of structure that Fig. 1 is provided for this utility model embodiment；
The pin removal schematic diagram of another structure that Fig. 2 is provided for this utility model embodiment；
Side views of the Fig. 3 for Fig. 2；
Fig. 4 is the structural representation after the removal molectron of Fig. 2；
Sectional views of the Fig. 5 for Fig. 3；
A kind of structural representations of the Fig. 6 for Fig. 2；
Close-up schematic views of the Fig. 7 for Fig. 5.
Fixture 101；Pull pin bar 102；Keeper 103；Locking pin 104；Socket 105；First cross bar 106；" U " type part
107；Holding tank 108；Second cross bar 109；Synchronizing bar 110；First regulating part 111；Second regulating part 112；First ratchet 113；
Second ratchet 114；Ratchet 115；Gear 116；Tooth bar 117；Main component 118；Molectron 119；Cavity 120；Top board 121；Reset
Spring 122；Breach 123；First rotating shaft 124；Second rotating shaft 125；Block 126；Spacing compression spring 127；Pressing plate 128；Puller bolt
129；Handle sleeve 130.
Specific embodiment
When porcelain insulator on to overhead transmission line is changed, need by the way of cutting pliers are pulled pin by hand,
I.e. staff clamps locking pin using cutting pliers, then firmly extracts locking pin, belongs to work high above the ground during due to pulling pin,
Inconvenient operation, safety are relatively low, and due to be difficult to ensure that force direction when pulling pin and locking pin to extract direction consistent,
Cause strength not enough, locking pin is not easy to be pulled out.
In order that the problems referred to above are improved, it is special absolutely that this utility model provides a kind of overhead transmission line livewire work
Edge porcelain vase pin removal, including fixture, pull pin part and keeper, part of pulling pin include at least one bar of pulling pin being arranged side by side, pull out
Pin rod is rotated and is arranged at fixture, and the length direction of keeper is vertical with the length direction of bar of pulling pin.Propped up by keeper slotting
Seat, the one end for bar of pulling pin are stretched in locking pin, make pin removal form a lever, the one end away from locking pin for bar of pulling pin is applied
Plus certain dynamics, then bar of pulling pin is to locking pin force and outward extracts, and one is to make use of lever principle, makes locking pin
Extract more easily, two is that force is more prone to, and from different angles the end of bar of pulling pin can be exerted a force, be operated more square
Just, secondly, can be pulled pin with one-handed performance pin removal, process of pulling pin is more safe and reliable.
It is to make purpose, technical scheme and the advantage of this utility model embodiment clearer, new below in conjunction with this practicality
Accompanying drawing in type embodiment, is clearly and completely described to the technical scheme in this utility model embodiment, it is clear that retouched
The embodiment stated is a part of embodiment of this utility model, rather than the embodiment of whole.Based on the enforcement in this utility model
Example, the every other embodiment obtained under the premise of creative work is not made by those of ordinary skill in the art are belonged to
The scope of this utility model protection.
Therefore, the detailed description of embodiment of the present utility model below to providing in the accompanying drawings is not intended to limit requirement
The scope of the present utility model of protection, but it is merely representative of selected embodiment of the present utility model.Based in this utility model
Embodiment, the every other embodiment obtained under the premise of creative work is not made by those of ordinary skill in the art, all
Belong to the scope of this utility model protection.
It should be noted that：Similar label and letter represent similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined in individual accompanying drawing, then in subsequent accompanying drawing which further need not be defined and is explained.
In description of the present utility model, it should be noted that term " first ", " second ", " the 3rd " etc. are only used for area
Divide description, and it is not intended that indicating or implying relative importance.
In description of the present utility model, in addition it is also necessary to explanation, unless otherwise clearly defined and limited, term " sets
Put ", " installation ", should be interpreted broadly " being connected ", " connection ", for example, it may be fixedly connected, or be detachably connected,
Or be integrally connected；Can be mechanically connected, or electrically connect；Can be joined directly together, it is also possible to by intermediary
It is indirectly connected to, can is the connection of two element internals.For the ordinary skill in the art, can be managed with concrete condition
Solve concrete meaning of the above-mentioned term in this utility model.
A kind of pin removal schematic diagram of structure that Fig. 1 is provided for this utility model embodiment；Fig. 2 is implemented for this utility model
The pin removal schematic diagram of another structure that example is provided；Side views of the Fig. 3 for Fig. 2；After Fig. 4 is for the removal molectron of Fig. 2
Structural representation；Sectional views of the Fig. 5 for Fig. 3；A kind of structural representations of the Fig. 6 for Fig. 2；Fig. 7 illustrates for the partial enlargement of Fig. 5
Figure.
As shown in Fig. 1-Fig. 7, this utility model embodiment 1 provides a kind of overhead transmission line livewire work special isolation
Porcelain vase pin removal, including fixture 101, pull pin part and keeper 103, part of pulling pin include at least two bars of pulling pin being arranged side by side
102, bar 102 of pulling pin is rotated and is arranged at fixture 101, and the length direction of keeper 103 is hung down with the length direction of bar 102 of pulling pin
Directly, herein it is described vertically do not mean that therebetween the moment it is vertical, but after bar 102 of pulling pin reaches certain position, two
Can be vertical between person.Keeper 103 is preferably shaft-like or strip, and the quantity of keeper 103 can be one, or and one
More than individual, preferred result is two, and structure is less complicated, while pin removal is not easy to rock when pulling pin.
Fixture 101 enables the two normal work, with W shapes locking pin 104 for installing pull pin part and keeper 103
As a example by, in the bottom insertion locking pin 104 of bar 102 of pulling pin, keeper 103 props up socket 105, and socket 105 is for installing lock
The part of tight pin 104, locking pin 104 and socket 105 are simultaneously not belonging to the ingredient in this utility model, are used only for describing which
Position relationship of his part etc..
Carry out pulling pin operation when, pull bar 102 of pulling pin, certain power, bar 102 of pulling pin applied to the top of bar 102 of pulling pin
Planar can rotate, if bar 102 of for example pulling pin is column, the rotation direction of bar 102 of pulling pin can be with the axle of bar 102 of pulling pin
Line direction is vertical.Keeper 103 props up socket 105 all the time, and pin removal forms a lever, and the bottom of bar 102 of pulling pin is to locking
Pin 104 applies certain active force and is pulled out.As needed, two ends and the center of rotation of bar 102 of pulling pin can be adjusted
Length between line, so that locking pin 104 is more prone to extract.
Pin removal in this utility model is primarily adapted for use in W shapes locking pin 104, certainly, uses it for R shapes or other forms
Locking pin 104 it is also possible.
Used as the preferred version of the embodiment, in bar 102 of pulling pin insertion locking pin 104, keeper 103 is at least two,
Two are preferably in the present embodiment, keeper 103 closer or far from socket 105 and can be propped up for plugging locking pin 104
Socket 105.
The end of locking pin 104 is indefinite with the distance between socket 105, on the one hand, pull pin bar 102 and the locking of pin removal
When extracting between direction vertical of pin 104, the component for extracting direction along locking pin 104 of the bottom of bar 102 of pulling pin are bigger, because
This, needs to adjust the fulcrum of keeper 103, in order to reducing the labor intensity of staff, facilitating extracting for locking pin 104,
On the other hand, the length of keeper 103 is fixed and is difficult in adapt between different situations, the i.e. end of locking pin 104 and socket 105
Spacing it is indefinite, if pull pin bar 102 rotate larger angle after cannot also be pulled pin, cause pin removal cannot normal work,
After adjusting keeper 103, the length pulled pin between bar 102 and socket 105 is adjusted as needed, even if locking pin 104
End it is larger or smaller with the distance between socket 105, it is also possible to make keeper 103 prop up socket 105, the scope of application is more
Extensively.
Keeper 103 can be adjusted on fixture 101, and mode is varied, for example, can adopt but be not limited to following
Scheme：
The first scheme, is threadedly coupled between keeper 103 and fixture 101.
By screwing keeper 103, can adjust the position of keeper 103, so adjust keeper 103 positioned at pulling pin
Partial-length between bar 102 and socket 105, mode of operation is relatively simple, cost of manufacture is relatively low.
Second scheme, is provided with two corresponding reverse sync structures in fixture 101, bar of pulling pin is two, two
The pull pin top of bar 102 is connected " U "-shaped by the first cross bar 106, and the bottom of bar 102 of pulling pin is provided with and sets lock for card
" U " the type part 107 of tight pin 104, fixture 101 are provided with for accommodating the holding tank 108 of locking pin 104；
Each reverse sync structure includes parallel four-bar linkage, the first regulating part 111 and the second regulating part 112, first
Regulating part 111 and the second regulating part 112 respectively positioned at the both sides of holding tank 108, parallel―ordinal shift structure by bar 102 of pulling pin, the
Two cross bars 109 and synchronizing bar 110 are constituted, and synchronizing bar 110 is two, and the second cross bar 109 is hinged with bar 102 of pulling pin and the second cross bar
109 are hinged with synchronizing bar 110, and synchronizing bar 110 is be arranged in parallel with bar 102 of pulling pin, and the bottom of synchronizing bar 110 rotates and is arranged at fixation
Part 101；
First regulating part 111 and the second regulating part 112 respectively include the first ratchet 113, the second ratchet 114, ratchet 115,
Gear 116 and tooth bar 117, first ratchet 113 of the first regulating part 111 rotates to be arranged at pulls pin bar 102 and props up ratchet 115,
First ratchet 113 of the second regulating part 112 rotates and is arranged at synchronizing bar 110 and props up ratchet 115, ratchet 115 and gear 116
Wheel axis overlap and are synchronized with the movement, and gear 116 is engaged with tooth bar 117, and tooth bar 117 is slideably positioned in fixture 101, tooth bar 117
One end stretch in holding tank 108, one of tooth bar 117 is fixedly connected or is integrally formed with keeper 103, the second ratchet
114 prop up ratchet 115 or tooth bar 117 and for preventing tooth bar 117 from moving when state is pulled pin；
Bar 102 of pulling pin is in when pulling pin state, and the tooth bar 117 of the first regulating part 111 props up socket 105 and the second regulating part
112 position keeps constant, and when bar 102 of pulling pin is in reverse adjustment state, the tooth bar 117 of the second regulating part 112 props up socket
105,117 length of tooth bar of the increase of 117 length of tooth bar of the first regulating part 111 in holding tank 108 and the second regulating part 112 subtracts
It is little.
In actual mechanical process, due to being work high above the ground, it is often necessary to which one hand is operated, and due to locking pin
104 extract indefinite length, therefore need to carry out the adjustment of multiple bearing part 103 when using such scheme, if adjusting after removing
Section, then considerably increase the workload of staff, if a handss catch bar 102 of pulling pin, another handss to be adjusted, then can deposit
In certain potential safety hazard.After using this programme, holding tank 108 is fastened on socket 105, tooth bar 117 and keeper 103 are supported
Firmly socket 105, when pulling pin, pull bar 102 of pulling pin, tooth bar 117 (or keeper 103) stress of the first regulating part 111, the second tune
117 stress of tooth bar of section part 112 is less or do not stress substantially, power of not having an effect between the first ratchet 113 and ratchet 115, the
Two ratchets 114 prop up ratchet 115 and which is rotated, the tooth of the tooth bar 117 of the first regulating part 111 and the second regulating part 112
Bar 117 will not be moved, and can be normally carried out pulling pin；Bar 102 of pulling pin pulled reversely, 117 stress of tooth bar of the second regulating part 112,
117 (or keeper 103) stress of tooth bar of the first regulating part 111 is not stressed substantially, and the first ratchet 113 drives 115 turns of ratchet
It is dynamic, power of not having an effect between the second ratchet 114 and ratchet 115, ratchet 115 is rotated with moving gear 116, so that tooth bar
117 (or keeper 103) relative movement and fixture 101 between, 117 position of tooth bar keep constant and prop up socket 105 all the time,
Fixture 101 is consistent with the direction of motion of locking pin 104 so that the tooth bar 117 of the first regulating part 111 positioned at holding tank
Length increase in 108, realizes the position adjustments of keeper 103, then moves back and forth, until locking pin 104 is extracted, it is this
The pin removal one hand of structure is operable, and mode of operation is simple, convenient, and operating process is more safe and reliable, effectively reduces safety
Hidden danger.During due to rotating backward, 117 stress of tooth bar of the second regulating part 112 is less, therefore can ignore stress and make the second regulation
The 117 improper movement of tooth bar of part 112, the length sum in holding tank 108 of two toothed racks 117 can be kept not substantially
Become, do not mean that herein definitely constant.Keeper 103 is integrally formed it is also assumed that keeper 103 is exactly tooth bar with tooth bar 117
117, tooth bar 117 is exactly keeper 103.
Used as the preferred version of second scheme, fixture 101 includes main component 118 and molectron 119, molectron 119
It is detachably connected between main component 118, molectron 119 is for four and corresponding with the position of gear 116 respectively；
Cavity 120 is provided between molectron 119 and main component 118, sliding in cavity 120 is embedded with top board 121, top board
Back-moving spring 122 is provided between 121 and the diapire of cavity 120, the relative two side wall of cavity 120 is provided with breach
123, tooth bar 117 is arranged in breach 123, and back-moving spring 122 promotes top board 121 tooth bar 117 is engaged with gear 116；
The side wall of molectron 119 is provided with through hole, transports by first rotating shaft 124 is synchronous between ratchet 115 and gear 116
Dynamic, first rotating shaft 124 is arranged in through hole, pull pin bar 102 and synchronizing bar 110 rotated by the second rotating shaft 125 respectively be arranged at it is solid
Determine part 101, the axial line of the second rotating shaft 125 is overlapped with the axial line of first rotating shaft 124, and the second rotating shaft 125 is arranged in first turn
Axle 124, one end and the main component 118 of the second rotating shaft 125 are rigidly connected, and ratchet 115 is located at outside cavity 120, and gear 116 is located at chamber
In body 120, the second ratchet 114 is arranged at the outer wall of molectron 119.
Molectron 119 can be dismantled from main component 118, and for installing the structures such as top board 121, the detailed process of installation can
Think：First rotating shaft 124 is arranged in into through hole first, and ratchet 115 and/or gear 116, ratchet 115 and first rotating shaft are installed
Can be using being detachably connected or being fixedly connected, certainly between 124, between gear 116 and first rotating shaft 124, three in one
Molding is also possible, however it is necessary that certain improvement is done in the structure of molectron 119, ratchet 115 is pacified with gear 116
Both sides loaded on molectron 119；Then back-moving spring 122 and the safety of top board 121 are pacified at main component 118 and by tooth bar 117
It is put at breach 123, now back-moving spring 122 compresses；Then molectron 119 is installed on into main component 118, now, second turn
Axle 125 runs through first rotating shaft 124, and gear 116 is engaged with tooth bar 117 in the presence of back-moving spring 122；Finally, will pull pin bar
102 or synchronizing bar 110 install, and the first cross bar 106 be installed on to pull pin bar 102 and pull pin horizontal between bar 102, by second
Bar 109 is installed on pulls pin between bar 102 and synchronizing bar 110.Above-mentioned erection sequence can be exchanged, omits, be added.Install
Afterwards, as needed, tooth bar 117 is pressed down on, back-moving spring 122 compresses, is disengaged between tooth bar 117 and gear 116, two
Individual tooth bar 117 is unclamped after propping up socket 105, and gear 116 is engaged with tooth bar 117 and being capable of normal work.
Used as the preferred version of the embodiment, one end of the tooth bar 117 of the second regulating part 112 is provided with block 126, block
126 are located in holding tank 108, and spacing compression spring 127 is provided between block 126 and main component 118, and spacing compression spring 127 is sheathed on
On the outside of tooth bar 117.
Block 126 props up socket 105, and spacing compression spring 127 can offset part effect when bar 102 of pulling pin is rotated backward
Power, the position control of tooth bar 117 are more accurate.
Used as the preferred version of the embodiment, breach 123 is square through hole, and the vertical height of square through hole is more than tooth bar
117 thickness.
The thickness of direction through hole may insure that tooth bar 117 can be moved down, and then tooth bar 117 is departed from gear 116
Engagement is adjusted.
As the preferred version of the embodiment, pressing plate 128 is provided with 112 corresponding cavity 120 of the second regulating part, is pressed
Plate 128 is arranged at the bottom of back-moving spring 122, and the bottom of cavity 120 is provided with puller bolt 129, and puller bolt 129 runs through chamber
The bottom of body 120 and prop up pressing plate 128.
When bar 102 of pulling pin reversely is adjusted, as the tooth bar 117 of the second regulating part 112 is moved in the presence of external force, lead
Cause gear 116 to rotate, the spacing increase between two toothed racks 117, affect the normal use of pin removal.Puller bolt 129 and chamber
The bottom thread connection of body 120, can adjust puller bolt 129 and stretch into the length in cavity 120 by screwing puller bolt 129
Degree, and then cause puller bolt 129 to withstand pressing plate 128,128 pressed home spring 122 of pressing plate, top board 121 be subject to upwards
Active force becomes big, it is not easy to decline, and the pressure increase that top board 121 applies to tooth bar 117, frictional force accordingly increase, can avoid
The 117 improper motion of caused tooth bar when plate of pulling pin reversely is adjusted, effectively guarantees the normal use of the second regulating part 112.
Used as the preferred version of the embodiment, molectron 119 is tabular, passes through spiral shell between molectron 119 and main component 118
Stricture of vagina securing member connects.
The connected mode of threaded fastener is relatively simple, reliable.
Used as the preferred version of the embodiment, the first cross bar 106 is provided with handle sleeve 130, and handle sleeve 130 adopts rubber material
Material is made.
Handle sleeve 130 causes the sense of touch of staff more comfortable, in addition, handle sleeve 130 can also adopt insulant
Make, lift security performance.
Used as the preferred version of the embodiment, the first ratchet 113 is correspondingly arranged on for making the first ratchet 113 prop up ratchet
115 spring or torsion spring, the second ratchet 114 are correspondingly arranged on spring or torsion for making the second ratchet 114 prop up ratchet 115
Spring.
Spring or torsion spring may insure that the first ratchet 113 and the second ratchet 114 prop up ratchet 115 all the time, it is to avoid gear 116
Improper rotation.
It should be noted that in the case where not conflicting, the feature in embodiment in this utility model mutually can be tied
Close.
Preferred embodiment of the present utility model is the foregoing is only, this utility model is not limited to, for this
For the technical staff in field, this utility model can have various modifications and variations.It is all it is of the present utility model spirit and principle
Within, any modification, equivalent substitution and improvements made etc. are should be included within protection domain of the present utility model.
Claims (10)
1. a kind of overhead transmission line livewire work special isolation porcelain vase pin removal, it is characterised in that including fixture, part of pulling pin
And keeper, the part of pulling pin includes at least two bars of pulling pin being arranged side by side, and the bar of pulling pin is rotated and is arranged at the fixation
Part, the length direction of the keeper are vertical with the length direction of the bar of pulling pin.
2. overhead transmission line livewire work special isolation porcelain vase pin removal according to claim 1, it is characterised in that institute
State and pull pin in bar insertion locking pin, the keeper is at least two, the keeper can be closer or far from for plugging institute
State the socket of locking pin and prop up the socket.
3. overhead transmission line livewire work special isolation porcelain vase pin removal according to claim 2, it is characterised in that institute
State and be threadedly coupled between keeper and the fixture.
4. overhead transmission line livewire work special isolation porcelain vase pin removal according to claim 2, it is characterised in that institute
State, the bar of pulling pin is two, the top of bar of pulling pin described in two
It is connected by the first cross bar " U "-shaped, the bottom of the bar of pulling pin is provided with " U " type that the locking pin is set for card
Part, the fixture are provided with for accommodating the holding tank of the locking pin；
Each described reverse sync structure includes parallel four-bar linkage, the first regulating part and the second regulating part, and described first adjusts
Section part and second regulating part respectively positioned at the holding tank both sides, the parallel―ordinal shift structure by the bar of pulling pin,
Second cross bar and synchronizing bar composition, the synchronizing bar is two, and second cross bar is hinged with the bar of pulling pin and described second
Cross bar is hinged with the synchronizing bar, and the synchronizing bar is be arranged in parallel with the bar of pulling pin, and the bottom of the synchronizing bar rotates and arranges
In the fixture；
First regulating part and second regulating part include the first ratchet, the second ratchet, ratchet, gear and tooth bar respectively,
First ratchet of first regulating part rotates and is arranged at described pulling pin and bar and props up the ratchet, and the of second regulating part
One ratchet rotates and is arranged at the synchronizing bar and props up the ratchet, and the ratchet is overlapped with the wheel axis of the gear and synchronous
Motion, the gear are engaged with the tooth bar, and the tooth bar is slideably positioned in the fixture, and institute is stretched in one end of the tooth bar
State in holding tank, one of them described tooth bar is fixedly connected or is integrally formed with the keeper, second ratchet props up institute
State ratchet or the tooth bar and for preventing the tooth bar from moving when state is pulled pin；
The bar of pulling pin is in when pulling pin state, and the tooth bar of first regulating part props up the socket and second regulating part
Position keep it is constant, it is described pull pin bar in reverse adjustment state when, the tooth bar of second regulating part props up the socket,
The tooth bar length increase of first regulating part in the holding tank and the tooth bar length reduction of second regulating part.
5. overhead transmission line livewire work special isolation porcelain vase pin removal according to claim 4, it is characterised in that institute
Stating fixture includes main component and molectron, is detachably connected between the molectron and the main component, and the molectron is
Four and corresponding with the position of the gear respectively；
Be provided with cavity between the molectron and the main component, sliding in the cavity is embedded with top board, the top board with
Back-moving spring is provided between the diapire of the cavity, the relative two side wall of the cavity is provided with breach, the tooth
Bar is arranged in the breach, and the back-moving spring promotes the top board tooth bar is engaged with the gear；
The side wall of the molectron is provided with through hole, is synchronized with the movement by first rotating shaft between the ratchet and the gear, institute
State first rotating shaft and be arranged in the through hole, it is described pull pin bar and the synchronizing bar be arranged at by the second axis of rotation respectively it is described
Fixture, the axial line of second rotating shaft are overlapped with the axial line of the first rotating shaft, and second rotating shaft is arranged in described
First rotating shaft, one end and the main component of second rotating shaft are rigidly connected, and the ratchet is located at outside the cavity, the tooth
In the cavity, second ratchet is arranged at the outer wall of the molectron to wheel.
6. overhead transmission line livewire work special isolation porcelain vase pin removal according to claim 5, it is characterised in that institute
The one end for stating the tooth bar of the second regulating part is provided with block, and the block is located in the holding tank, the block and the master
Spacing compression spring is provided between body part, the spacing compression spring is sheathed on the outside of the tooth bar.
7. overhead transmission line livewire work special isolation porcelain vase pin removal according to claim 5, it is characterised in that institute
Breach is stated for square through hole, the thickness of the vertical height of the square through hole more than the tooth bar.
8. the overhead transmission line livewire work special isolation porcelain vase pin removal according to claim 5-7 any one, its
It is characterised by, pressing plate is provided with the cavity corresponding with second regulating part, and the pressing plate is arranged at the reset bullet
The bottom of spring, the bottom of the cavity are provided with puller bolt, and the puller bolt is through the bottom of the cavity and props up institute
State pressing plate.
9. the overhead transmission line livewire work special isolation porcelain vase pin removal according to claim 4-7 any one, its
It is characterised by, first cross bar is provided with handle sleeve, the handle sleeve is made using elastomeric material.
10. the overhead transmission line livewire work special isolation porcelain vase pin removal according to claim 4-7 any one, its
It is characterised by, first ratchet is correspondingly arranged on spring or torsion spring for making first ratchet prop up the ratchet, institute
State the second ratchet and be correspondingly arranged on spring or torsion spring for making second ratchet prop up the ratchet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620828135.1U CN206076832U (en) | 2016-08-02 | 2016-08-02 | Overhead transmission line livewire work special isolation porcelain vase pin removal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620828135.1U CN206076832U (en) | 2016-08-02 | 2016-08-02 | Overhead transmission line livewire work special isolation porcelain vase pin removal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206076832U true CN206076832U (en) | 2017-04-05 |
Family
ID=58425435
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620828135.1U Withdrawn - After Issue CN206076832U (en) | 2016-08-02 | 2016-08-02 | Overhead transmission line livewire work special isolation porcelain vase pin removal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206076832U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106181859A (en) * | 2016-08-02 | 2016-12-07 | 江西电力职业技术学院 | Overhead transmission line livewire work special isolation porcelain vase pin removal |
| CN112615303A (en) * | 2020-12-21 | 2021-04-06 | 广东电网有限责任公司 | Booster for replacing pin insulator of large-span distribution line |
-
2016
- 2016-08-02 CN CN201620828135.1U patent/CN206076832U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106181859A (en) * | 2016-08-02 | 2016-12-07 | 江西电力职业技术学院 | Overhead transmission line livewire work special isolation porcelain vase pin removal |
| CN112615303A (en) * | 2020-12-21 | 2021-04-06 | 广东电网有限责任公司 | Booster for replacing pin insulator of large-span distribution line |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170405 Effective date of abandoning: 20171003 |