CN106181859A - 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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- CN106181859A CN106181859A CN201610621883.7A CN201610621883A CN106181859A CN 106181859 A CN106181859 A CN 106181859A CN 201610621883 A CN201610621883 A CN 201610621883A CN 106181859 A CN106181859 A CN 106181859A
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- bar
- pin
- ratchet
- tooth bar
- pulling
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/02—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same
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Abstract
The invention 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 the bar of pulling pin that at least two is arranged side by side, bar of pulling pin rotates and is arranged at fixture, and the length direction of keeper is vertical with the length direction of bar of pulling pin.Prop up socket by keeper, the one end of bar of pulling pin is stretched in locking pin, pin removal is made to form a lever, the one end away from locking pin of bar of pulling pin is applied certain dynamics, pole pair locking pin of then pulling pin force is also outward extracted, one is to make use of lever principle, make extracting of 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, more convenient to operate, secondly, can pull 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
The present invention relates to field of overhead power transmission lines, in particular to overhead transmission line livewire work special isolation
Porcelain vase pin removal.
Background technology
Insulator, is commonly called as porcelain insulator, is mounted between different potentials conductor or between conductor and earth potential component
A kind of device, it is resistant to voltage and mechanical stress effect, is a kind of special insulation control, it is possible at overhead transmission line
In play an important role.
Locking pin, is commonly called as spring pin, and existing locking pin has R type and W shape two types, and it is suspension insulator string group
The critical elements become.Along with transmission of electricity industrial expansion, insulator consumption increases, and the consumption of locking pin also gets more and more, locking pin
Weight only have about the 1/250 of insulator, 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 the porcelain insulator on overhead transmission line is replaced, need to use the manual mode pulled pin of cutting pliers,
I.e. staff uses cutting pliers to clamp locking pin, is then firmly extracted by locking pin, belongs to work high above the ground during owing to pulling pin, behaviour
Make 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.
Summary of the invention
The invention provides a kind of overhead transmission line livewire work special isolation porcelain vase pin removal, make the problems referred to above obtain
To improving.
The present invention is achieved in that
A kind of overhead transmission line livewire work special isolation porcelain vase pin removal, including fixture, pull pin part and keeper,
Described part of pulling pin includes the bar of pulling pin that at least two is arranged side by side, described in pull pin bar rotate be arranged at described fixture, described fixed
The length direction of position part is vertical with the length direction of described bar of pulling pin.
Fixture is pulled pin part and keeper for installation, enables the two normally to work, as a example by W shape locking pin, pulls pin
The bottom of bar is inserted in locking pin, and keeper props up socket, and socket is the parts for installing locking pin, and locking pin and socket are also
The ingredient being not belonging in the present invention, is used only for describing the position relationship etc. of miscellaneous part.
Carry out pulling pin operation time, pull bar of pulling pin, the top of bar of pulling pin applied certain power, bar of pulling pin can be in plane
Interior rotation, if bar of such as 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
Propping up socket eventually, 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 regulated, so that locking pin is more prone to pull out
Go out.
Pin removal in the present invention is primarily adapted for use in W shape locking pin, certainly, uses it for the locking of R shape or other forms
Sell also possible.
Further, described in bar of pulling pin insert in locking pin, described keeper is at least two, and described keeper can lean on
Close or remote from described socket and prop up the socket for plugging described locking pin.
Distance between end and the socket of locking pin is indefinite, on the one hand, extracting of pull pin bar and the locking pin of pin removal
Between direction vertical time, the bottom of bar of pulling pin to extract the component in direction along locking pin the biggest, accordingly, it would be desirable to regulation keeper
Fulcrum, in order to reducing the labor intensity of staff, facilitate extracting of locking pin, on the other hand, the length of keeper is fixed
The spacing being difficult in adapt between end and the socket of different situations, i.e. locking pin is indefinite, if after bar of pulling pin rotates larger angle
Also cannot be carried out pulling pin, then cause pin removal normally to work, after making keeper to regulate, regulate bar of pulling pin as required
And the length between socket, even if the distance between the end of locking pin and socket is larger or smaller, it is also possible to make keeper support
Living socket, the scope of application is wider.
Further, threaded between described keeper with described fixture.
By screwing keeper, the position of keeper can be adjusted, so regulation keeper be positioned at pull pin bar and socket
Between partial-length, mode of operation is relatively simple, cost of manufacture is relatively low.
Further, in described fixture, be provided with two corresponding reverse sync structures, described in bar of pulling pin be two, two
Pull pin described in the individual top of bar connects fixing " U "-shaped by the first cross bar, described in the pull pin bottom of bar be provided with and set for card
" U " type part of described locking pin, described fixture is provided with the holding tank for accommodating described locking pin；
Each described reverse sync structure includes parallel four-bar linkage, the first regulating part and the second regulating part, described
One regulating part and described second regulating part lay respectively at the both sides of described holding tank, and described parallel-ordinal shift structure is pulled pin by described
Bar, the second cross bar and synchronizing bar composition, described synchronizing bar is two, described second cross bar and described bar of pulling pin hinged and described the
Two cross bars are hinged with described synchronizing bar, and described synchronizing bar be arranged in parallel with described bar of pulling pin, and the bottom of described synchronizing bar rotates and sets
It is placed in described fixture；
Described first regulating part and described second regulating part include the first ratchet, the second ratchet, ratchet, gear and tooth respectively
Bar, the first ratchet of described first regulating part rotate be arranged at described in pull pin bar and prop up described ratchet, described second regulating part
First ratchet rotate be arranged at described synchronizing bar and prop up described ratchet, described ratchet overlap with the wheel axis of described gear and
Being synchronized with the movement, described gear engages with described tooth bar, and described tooth bar is slideably positioned in described fixture, and one end of described tooth bar is stretched
Entering in described holding tank, one of them described tooth bar is fixing with described keeper to be connected or one-body molded, and described second ratchet supports
Ratchet or described tooth bar are stated and for preventing described tooth bar from moving when pulling pin state in residence；
Described bar of pulling pin is in when pulling pin state, and the tooth bar of described first regulating part props up described socket and described second and adjusts
The position of joint part keeps constant, described in bar of pulling pin when being in reverse adjustment state, the tooth bar of described second regulating part props up described
Socket, the tooth bar length of described first regulating part in described holding tank increases and the tooth bar length of described second regulating part subtracts
Little.
In actual mechanical process, owing to being work high above the ground, it is often necessary to one hand operates, and due to locking pin
Extract indefinite length, therefore need to carry out the adjustment of multiple bearing part when using such scheme, if regulating after taking off, the most significantly
Add the workload of staff, if a hands catches bar of pulling pin, another hands to be adjusted, then can there is certain safety
Hidden danger.After using this programme, being fastened on socket by holding tank, tooth bar and keeper prop up socket, when pulling pin, pull 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 substantially stress, the first spine
Not having an effect between tooth and ratchet power, the second ratchet props up ratchet and makes it to rotate, the tooth bar of the first regulating part and
The tooth bar of two regulating parts will not move, and can be normally carried out pulling pin；Reversely pull bar of pulling pin, the tooth bar stress of the second regulating part,
Tooth bar (or keeper) stress of the first regulating part or substantially do not stress, the first ratchet drives pawl wheel, the second ratchet and spine
Not having an effect between wheel power, ratchet straps moving gear rotates, and moves so that relative between tooth bar (or keeper) and fixture
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 being positioned at holding tank of the tooth bar of joint part increases, it is achieved 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 the most operable, and mode of operation is simple, convenient, and operating process is more safe and reliable,
Effectively reduce potential safety hazard.During owing to rotating backward, the tooth bar stress of the second regulating part is less, therefore can ignore stress and make
The improper movement of tooth bar of two regulating parts, the length sum being positioned at holding tank of two toothed rack can be held essentially constant, this
Place does not means that the most constant.Keeper is one-body molded it is also assumed that keeper is exactly tooth bar with tooth bar, and tooth bar positions exactly
Part.
Further, described fixture includes main component and molectron, removable between described molectron and described main component
Unloading connection, described molectron is four and corresponding with the position of described gear respectively；
Being provided with cavity between described molectron and described main component, sliding in described cavity is embedded with top board, described top
Being provided with back-moving spring between the diapire of plate and described cavity, relative two sidewall of described cavity is provided with breach, institute
Stating tooth bar and be arranged in described breach, described back-moving spring promotes described top board to make described tooth bar engage with described gear；
The sidewall of described molectron is provided with through hole, by the Tong Bu fortune of the first rotating shaft between described ratchet with described gear
Dynamic, described first rotating shaft is arranged in described through hole, described in pull pin bar and described synchronizing bar is arranged by the second axis of rotation respectively
In described fixture, the axial line of described second rotating shaft overlaps with the axial line of described first rotating shaft, and described second rotating shaft wears
In described first rotating shaft, one end of described second rotating shaft is rigidly connected with described main component, and described ratchet is positioned at outside described cavity,
Described gear is positioned at described cavity, and described second ratchet is arranged at the outer wall of described molectron.
Molectron can be dismantled from main component, is used for installing the structures such as top board, and the detailed process of installation can be: first
First rotating shaft is arranged in through hole, and ratchet and/or gear is installed, between ratchet and the first rotating shaft, gear and the first rotating shaft it
Between all can use and removably connect or fixing connect, certainly, three in one molding is also possible, however it is necessary that in molectron
Structure on do certain improvement, make ratchet and gear can be installed on the both sides of molectron；Then back-moving spring and top board are pacified
Entirely in indentation, there at main component and by rack resting, now back-moving spring compression；Then molectron is installed on main component, this
Time, the second rotating shaft runs through the first rotating shaft, and gear engages with tooth bar under the effect of back-moving spring；Finally, will pull pin bar or synchronization
Bar installs, and is installed on by the first cross bar and pulls pin bar and pull pin between bar, the second cross bar be installed on bar of pulling pin with synchronization
Between bar.Above-mentioned erection sequence can be exchanged, omits, interpolation etc..After installing, as required, tooth bar is pressed down on, multiple
Position spring-compressed, is disengaged between rack and pinion, and two tooth bars unclamp after all propping up socket, wheel and rack engagement energy
Enough normal work.
Further, one end of the tooth bar of described second regulating part is provided with block, and described block is positioned at described holding tank
In, it being provided with spacing compression spring between described block and described main component, described spacing compression spring is sheathed on outside described tooth bar.
Block props up socket, and spacing compression spring can offset a part of active force when bar of pulling pin rotates backward, the position of tooth bar
Put control more accurate.
Further, described breach is square through hole, and the vertical height of described square through hole is more than the thickness of described tooth bar.
The thickness of direction through hole may insure that tooth bar can move down, and then makes rack and pinion be disengaged from adjusting
Whole.
Further, being provided with pressing plate in the described cavity corresponding with described second regulating part, described pressing plate is arranged at institute
Stating the bottom of back-moving spring, the bottom of described cavity is provided with puller bolt, and described puller bolt runs through the bottom of described cavity
And prop up described pressing plate.
When bar of pulling pin reversely regulates, owing to the tooth bar of the second regulating part moves under the effect of external force, gear is caused to turn
Spacing between dynamic, two toothed rack increases, and affect normally using of pin removal.Puller bolt is connected with the bottom thread of cavity,
Can regulate, by screwing puller bolt, the length that puller bolt stretches in cavity, and then make puller bolt withstand pressing plate,
Pressing plate pressed home spring, the active force upwards that top board is subject to becomes big, it is not easy to declining, the pressure that tooth bar is applied by top board increases
Greatly, frictional force increases accordingly, can avoid the improper motion of tooth bar caused when plate of pulling pin reversely regulates, effectively guarantee second
The normal use of regulating part.
Further, described molectron is tabular, between described molectron and described main component by threaded fastener even
Connect.
The connected mode of threaded fastener is relatively simple, reliable.
Further, described first cross bar is provided with handle sleeve, and described handle sleeve uses elastomeric material to make.
Handle sleeve makes the sense of touch of staff more comfortable, is made from an insulative material it addition, handle sleeve can also be adopted, carries
Rise security performance.
Further, described first ratchet be correspondingly arranged on for make described first ratchet prop up described ratchet spring or
Torsion spring, described second ratchet is correspondingly arranged on for making described second ratchet prop up spring or the torsion spring of described 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 invention has the beneficial effects as follows: prop up socket by keeper, the one end of bar of pulling pin is stretched into
In locking pin, make pin removal form a lever, the one end away from locking pin of bar of pulling pin is applied certain dynamics, then pulls pin
Pole pair locking pin force is also outward extracted, and one is to make use of lever principle, makes extracting of locking pin more light, and two is to execute
Power is more prone to, and can exert a force the end of bar of pulling pin from different angles, more convenient to operate, secondly, and can be with one-handed performance
Pin removal is pulled pin, and process of pulling pin is more safe and reliable, can not power-off during pulling pin.
Accompanying drawing explanation
The pin removal schematic diagram of a kind of structure that Fig. 1 provides for the embodiment of the present invention；
The pin removal schematic diagram of another structure that Fig. 2 provides for the embodiment of the present invention；
Fig. 3 is the side view of Fig. 2；
Fig. 4 is the structural representation after the removal molectron of Fig. 2；
Fig. 5 is the sectional view of Fig. 3；
Fig. 6 is a kind of structural representation of Fig. 2；
Fig. 7 is the close-up schematic view of 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.
Detailed description of the invention
When the porcelain insulator on overhead transmission line is replaced, need to use the manual mode pulled pin of cutting pliers,
I.e. staff uses cutting pliers to clamp locking pin, is then firmly extracted by locking pin, belongs to work high above the ground during owing to pulling pin, behaviour
Make 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.
In order to make the problems referred to above be improved, the invention provides a kind of overhead transmission line livewire work special isolation porcelain
Bottle pin removal, including fixture, pull pin part and keeper, part of pulling pin includes at least one bar of pulling pin being arranged side by side, bar of pulling pin
Rotation is arranged at fixture, and the length direction of keeper is vertical with the length direction of bar of pulling pin.Prop up socket by keeper, pull out
One end of pin rod is stretched in locking pin, makes pin removal form a lever, and the one end away from locking pin of bar of pulling pin is applied one
Fixed dynamics, then pole pair locking pin of pulling pin exerts a force and also outward extracts, and one is to make use of lever principle, makes extracting of locking pin
More light, two is that force is more prone to, and can exert a force the end of bar of pulling pin from different angles, more convenient to operate, its
Secondary, can pull pin with one-handed performance pin removal, process of pulling pin is more safe and reliable.
For making the purpose of the embodiment of the present invention, technical scheme and advantage clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
The a part of embodiment of the present invention rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art
The every other embodiment obtained under not making creative work premise, broadly falls into the scope of protection of the invention.
Therefore, detailed description to the embodiments of the invention provided in the accompanying drawings is not intended to limit claimed below
The scope of the present invention, but be merely representative of the selected embodiment of the present invention.Based on the embodiment in the present invention, this area is common
The every other embodiment that technical staff is obtained under not making creative work premise, broadly falls into the model of present invention protection
Enclose.
It should also be noted that similar label and letter represent similar terms, therefore, the most a certain Xiang Yi in following accompanying drawing
Individual accompanying drawing is defined, then need not it be defined further and explains in accompanying drawing subsequently.
In describing the invention, it should be noted that term " first ", " second ", " the 3rd " etc. are only used for differentiation and retouch
State, and it is not intended that indicate or hint relative importance.
In describing the invention, in addition it is also necessary to explanation, unless otherwise clearly defined and limited, term " arrange ",
" install ", " being connected ", " connection " should be interpreted broadly, and connect for example, it may be fixing, it is also possible to be to removably connect, or one
Body ground connects；Can be to be mechanically connected, it is also possible to be electrical connection；Can be to be joined directly together, it is also possible to indirect by intermediary
It is connected, can be the connection of two element internals.For the ordinary skill in the art, can be with in concrete condition understanding
State term concrete meaning in the present invention.
The pin removal schematic diagram of a kind of structure that Fig. 1 provides for the embodiment of the present invention；Fig. 2 provides for the embodiment of the present invention
The pin removal schematic diagram of another structure；Fig. 3 is the side view of Fig. 2；Fig. 4 is the structural representation after the removal molectron of Fig. 2
Figure；Fig. 5 is the sectional view of Fig. 3；Fig. 6 is a kind of structural representation of Fig. 2；Fig. 7 is the close-up schematic view of Fig. 5.
As shown in Fig. 1-Fig. 7, the embodiment of the present invention 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 includes the bar 102 of pulling pin that at least two is arranged side by side,
Bar 102 of pulling pin rotates and is arranged at fixture 101, and the length direction of keeper 103 is vertical with the length direction of bar 102 of pulling pin, this
Described in place vertically do not mean that therebetween the moment vertical, but after bar 102 of pulling pin arrives certain position, therebetween
Can be vertical.Keeper 103 is preferably shaft-like or strip, and the quantity of keeper 103 can be one, it is also possible to be one with
On, preferred result is two, and structure is the most complicated, and when pulling pin, pin removal is not easy to rock simultaneously.
Fixture 101 is pulled pin part and keeper 103 for installation, enables the two normally to work, with W shape locking pin 104
As a example by, the bottom of bar 102 of pulling pin is inserted in locking pin 104, and keeper 103 props up socket 105, and socket 105 is for installing lock
The parts of tight pin 104, locking pin 104 and socket 105 ingredient being not belonging in the present invention, it is used only for describing other portions
The position relationship etc. of part.
Carry out pulling pin operation time, pull bar 102 of pulling pin, the top of bar 102 of pulling pin applied certain power, bar 102 of pulling pin
Can planar rotate, if bar 102 of such as pulling pin is for 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 required, two ends and the center of rotation of bar 102 of pulling pin can be regulated
Length between line, so that locking pin 104 is more prone to extract.
Pin removal in the present invention is primarily adapted for use in W shape locking pin 104, certainly, uses it for the lock of R shape or other forms
Tight pin 104 is also possible.
As the preferred version of this embodiment, bar 102 of pulling pin inserts in locking pin 104, and keeper 103 is at least two,
Being preferably two in the present embodiment, keeper 103 can be closer or far from socket 105 and prop up for plugging locking pin 104
Socket 105.
Distance between end and the socket 105 of locking pin 104 is indefinite, on the one hand, pull pin bar 102 and the locking of pin removal
When extracting between direction vertical of pin 104, the bottom of bar 102 of pulling pin to extract the component in direction along locking pin 104 the biggest, because of
This, need to regulate the fulcrum of keeper 103, in order to reduces the labor intensity of staff, facilitate extracting of locking pin 104,
On the other hand, the length of keeper 103 is fixed between end and the socket 105 of the different situation that is difficult in adapt to, i.e. locking pin 104
Spacing indefinite, if bar 102 of pulling pin also cannot be carried out pulling pin after rotating larger angle, then cause pin removal normally to work,
After making keeper 103 to regulate, regulate the length between bar 102 and socket 105 of pulling pin as required, though locking pin 104
End and socket 105 between distance larger or smaller, it is also possible to making keeper 103 prop up socket 105, the scope of application is more
Extensively.
Keeper 103 can regulate on fixture 101, and mode is varied, such as, can use but be not limited to following
Scheme:
The first scheme, threadeds between keeper 103 with fixture 101.
By screwing keeper 103, the position of keeper 103 can be adjusted, and then being positioned at of keeper 103 of regulation is pulled pin
Partial-length between bar 102 and socket 105, mode of operation is relatively simple, cost of manufacture is relatively low.
First scheme, is provided with two corresponding reverse sync structures in fixture 101, described in bar 102 of pulling pin be two
Individual, the top of two bars 102 of pulling pin connects fixing " U "-shaped by the first cross bar 106, and the bottom of bar 102 of pulling pin is provided with use
Set " U " type part 107 of locking pin 104 in card, fixture 101 is provided with the holding tank 108 for accommodating 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 lay respectively at the both sides of holding tank 108, parallel-ordinal shift structure by bar 102 of pulling pin,
Two cross bars 109 and synchronizing bar 110 form, and synchronizing bar 110 is two, and the second cross bar 109 is hinged with bar 102 of pulling pin and second horizontal
Bar 109 is hinged with synchronizing bar 110, and synchronizing bar 110 be arranged in parallel with bar 102 of pulling pin, and the bottom of synchronizing bar 110 rotates and is arranged at admittedly
Locking member 101；
First regulating part 111 and the second regulating part 112 include respectively first ratchet the 113, second ratchet 114, ratchet 115,
Gear 116 and tooth bar 117, the 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 overlaps and is synchronized with the movement, and gear 116 engages 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 them tooth bar 117 and keeper 103 is fixing to be connected or one-body molded, the second ratchet
114 prop up ratchet 115 or tooth bar 117 and for preventing tooth bar 117 from moving when pulling pin state；
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
The position of 112 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, tooth bar 117 length of the first regulating part 111 in holding tank 108 increases and tooth bar 117 length of the second regulating part 112 subtracts
Little.
In actual mechanical process, owing to being work high above the ground, it is often necessary to one hand operates, and due to locking pin
104 extract indefinite length, therefore use such scheme time need to carry out the adjustment of multiple bearing part 103, if after taking off adjust
Joint, then considerably increase the workload of staff, if a hands catches bar 102 of pulling pin, another hands to be adjusted, then can deposit
In certain potential safety hazard.After using this programme, being fastened on socket 105 by holding tank 108, tooth bar 117 and keeper 103 support
Living socket 105, when pulling pin, pull bar 102 of pulling pin, tooth bar 117 (or keeper 103) stress of the first regulating part 111, second adjusts
Tooth bar 117 stress of joint part 112 is less or does not substantially stress, power of not having an effect between the first ratchet 113 and ratchet 115, the
Two ratchets 114 prop up ratchet 115 and make it to rotate, the tooth bar 117 of the first regulating part 111 and the tooth of the second regulating part 112
Bar 117 will not move, and can be normally carried out pulling pin；Reversely pull bar 102 of pulling pin, tooth bar 117 stress of the second regulating part 112,
Tooth bar 117 (or keeper 103) stress of the first regulating part 111 or substantially do not stress, the first ratchet 113 drives 115 turns of ratchet
Dynamic, power of not having an effect between the second ratchet 114 and ratchet 115, ratchet 115 driven gear 116 rotates, so that tooth bar
Relative movement between 117 (or keepers 103) and fixture 101, tooth bar 117 position keeps constant and props 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 be positioned at holding tank
Length in 108 increases, it is achieved the position adjustments of keeper 103, then moves back and forth, until being extracted by locking pin 104, this
The pin removal one hand of structure is the most operable, and mode of operation is simple, convenient, and operating process is more safe and reliable, effectively reduces safety
Hidden danger.During owing to rotating backward, tooth bar 117 stress of the second regulating part 112 is less, therefore can ignore stress and make the second regulation
The improper movement of tooth bar 117 of part 112, the length sum being positioned at holding tank 108 of two toothed rack 117 can keep not substantially
Become, do not mean that the most constant herein.Keeper 103 is one-body molded it is also assumed that keeper 103 is exactly tooth bar with tooth bar 117
117, tooth bar 117 is exactly keeper 103.
As the preferred version of first scheme, fixture 101 includes main component 118 and molectron 119, molectron 119
And removably connecting between main component 118, molectron 119 is four and corresponding with the position of gear 116 respectively；
Being provided with cavity 120 between molectron 119 and main component 118, sliding in cavity 120 is embedded with top board 121, top board
Being provided with back-moving spring 122 between 121 and the diapire of cavity 120, relative two sidewall 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 to make tooth bar 117 engage with gear 116；
The sidewall of molectron 119 is provided with through hole, by the Tong Bu fortune of the first rotating shaft 124 between ratchet 115 with gear 116
Dynamic, the 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 solid
Locking member 101, the axial line of the second rotating shaft 125 and the axial line of the first rotating shaft 124 overlap, and the second rotating shaft 125 is arranged in first turn
Axle 124, one end of the second rotating shaft 125 is rigidly connected with main component 118, and ratchet 115 is positioned at outside cavity 120, and gear 116 is positioned at
In cavity 120, the second ratchet 114 is arranged at the outer wall of molectron 119.
Molectron 119 can be dismantled from main component 118, is used for installing the structures such as top board 121, and the detailed process of installation can
Think: first the first rotating shaft 124 is arranged in through hole, and ratchet 115 and/or gear 116 are installed, ratchet 115 and the first rotating shaft
All can use between 124, between gear 116 and the first rotating shaft 124 to removably connect or fix and be connected, certainly, three in one
Molding is also possible, however it is necessary that and does certain improvement in the structure of molectron 119, makes ratchet 115 can pacify with gear 116
It is loaded on the both sides of molectron 119；Then back-moving spring 122 and top board 121 safety are pacified at main component 118 and by tooth bar 117
Being put at breach 123, now back-moving spring 122 compresses；Then molectron 119 is installed on main component 118, now, second turn
Axle 125 runs through the first rotating shaft 124, and gear 116 engages with tooth bar 117 under the effect of back-moving spring 122；Finally, will pull pin bar
102 or synchronizing bar 110 install, and the first cross bar 106 is installed on pull pin bar 102 and pull pin between bar 102, horizontal by second
Bar 109 is installed on pulls pin between bar 102 and synchronizing bar 110.Above-mentioned erection sequence can be exchanged, omits, interpolation etc..Install
After, as required, tooth bar 117 being pressed down on, back-moving spring 122 compresses, and is disengaged from, two between tooth bar 117 and gear 116
Individual tooth bar 117 unclamps after all propping up socket 105, and gear 116 engages with tooth bar 117 and can normally work.
As the preferred version of this embodiment, one end of the tooth bar 117 of the second regulating part 112 is provided with block 126, block
126 are positioned at holding tank 108, are provided with spacing compression spring 127 between block 126 and main component 118, and spacing compression spring 127 is sheathed on
Outside tooth bar 117.
Block 126 props up socket 105, and spacing compression spring 127 can offset part effect when bar 102 of pulling pin rotates backward
Power, the position control of tooth bar 117 is more accurate.
As the preferred version of this embodiment, breach 123 is square through hole, and the vertical height of square through hole is more than tooth bar
The thickness of 117.
The thickness of direction through hole may insure that tooth bar 117 can move down, and then makes tooth bar 117 depart from gear 116
Engagement is adjusted.
As the preferred version of this embodiment, in the cavity 120 corresponding with the second regulating part 112, it is provided with pressing plate 128, pressure
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 regulates, owing to the tooth bar 117 of the second regulating part 112 moves under the effect of external force, lead
Cause that gear 116 rotates, spacing between two toothed rack 117 increases, and affect normally using of pin removal.Puller bolt 129 and chamber
The bottom thread of body 120 connects, and can regulate puller bolt 129 stretch into the length in cavity 120 by screwing puller bolt 129
Degree, and then make puller bolt 129 withstand pressing plate 128, pressing plate 128 pressed home spring 122, top board 121 be subject to upwards
Active force becomes big, it is not easy to decline, and the pressure that tooth bar 117 is applied by top board 121 increases, and frictional force increases accordingly, can avoid
The improper motion of tooth bar 117 caused when plate of pulling pin reversely regulates, effectively guarantees the normal use of the second regulating part 112.
As the preferred version of this 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.
As the preferred version of this embodiment, the first cross bar 106 is provided with handle sleeve 130, and handle sleeve 130 uses rubber material
Material is made.
Handle sleeve 130 makes the sense of touch of staff more comfortable, it addition, handle sleeve 130 can also use insulant
Make, promote security performance.
As the preferred version of this embodiment, the first ratchet 113 is correspondingly arranged on for making the first ratchet 113 prop up ratchet
The spring of 115 or torsion spring, the second ratchet 114 is correspondingly arranged on for making the second ratchet 114 prop up spring or the torsion of 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 of not conflicting, the feature in embodiment in the present invention can be combined with each other.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.All within the spirit and principles in the present invention, that is made any repaiies
Change, equivalent, improvement etc., should be included within the scope of the present invention.
Claims (10)
1. an overhead transmission line livewire work special isolation porcelain vase pin removal, it is characterised in that include fixture, part of pulling pin
And keeper, described in pull pin the bar of pulling pin that part includes that at least two is arranged side by side, described in pull pin bar rotate be arranged at described fixing
Part, the length direction of described keeper is vertical with the length direction of described bar of pulling pin.
Overhead transmission line livewire work special isolation porcelain vase pin removal the most according to claim 1, it is characterised in that institute
Stating bar of pulling pin to insert in locking pin, described keeper is at least two, described keeper can closer or far from described socket and
Prop up the socket for plugging described locking pin.
Overhead transmission line livewire work special isolation porcelain vase pin removal the most according to claim 2, it is characterised in that institute
State and threaded between keeper with described fixture.
Overhead transmission line livewire work special isolation porcelain vase pin removal the most according to claim 2, it is characterised in that institute
Be provided with two corresponding reverse sync structures in stating fixture, described in bar of pulling pin be two, the top of bar of pulling pin described in two
Connected fixing " U "-shaped by the first cross bar, described in the pull pin bottom of bar be provided with " U " type setting described locking pin for card
Part, described fixture is provided with the holding tank for accommodating described 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
Joint part and described second regulating part lay respectively at the both sides of described holding tank, described parallel-ordinal shift structure by described bar of pulling pin,
Second cross bar and synchronizing bar composition, described synchronizing bar is two, described second cross bar and described bar of pulling pin hinged and described second
Cross bar is hinged with described synchronizing bar, and described synchronizing bar be arranged in parallel with described bar of pulling pin, and the bottom of described synchronizing bar rotates and arranges
In described fixture；
Described first regulating part and described second regulating part include the first ratchet, the second ratchet, ratchet, gear and tooth bar respectively,
First ratchet of described first regulating part rotate be arranged at described in pull pin bar and prop up described ratchet, the of described second regulating part
One ratchet rotates and is arranged at described synchronizing bar and props up described ratchet, and described ratchet overlaps and Tong Bu with the wheel axis of described gear
Motion, described gear engages with described tooth bar, and described tooth bar is slideably positioned in described fixture, and institute is stretched in one end of described tooth bar
Stating in holding tank, one of them described tooth bar is fixing with described keeper to be connected or one-body molded, and described second ratchet props up institute
State ratchet or described tooth bar and for preventing described tooth bar from moving when pulling pin state；
Described bar of pulling pin is in when pulling pin state, and the tooth bar of described first regulating part props up described socket and described second regulating part
Position keep constant, described in bar of pulling pin when being in reverse adjustment state, the tooth bar of described second regulating part props up described socket,
The tooth bar length of described first regulating part in described holding tank increases and the tooth bar length of described second regulating part reduces.
Overhead transmission line livewire work special isolation porcelain vase pin removal the most according to claim 4, it is characterised in that institute
Stating fixture and include main component and molectron, removably connect between described molectron and described main component, described molectron is
Four and corresponding with the position of described gear respectively；
Being provided with cavity between described molectron and described main component, sliding in described cavity is embedded with top board, described top board with
Being provided with back-moving spring between the diapire of described cavity, relative two sidewall of described cavity is provided with breach, described tooth
Bar is arranged in described breach, and described back-moving spring promotes described top board to make described tooth bar engage with described gear；
The sidewall of described molectron is provided with through hole, is synchronized with the movement by the first rotating shaft between described ratchet and described gear, institute
State the first rotating shaft and be arranged in described through hole, described in pull pin bar and described synchronizing bar be arranged at described respectively by the second axis of rotation
Fixture, the axial line of described second rotating shaft overlaps with the axial line of described first rotating shaft, and described second rotating shaft is arranged in described
First rotating shaft, one end of described second rotating shaft is rigidly connected with described main component, and described ratchet is positioned at outside described cavity, described tooth
Wheel is positioned at described cavity, and described second ratchet is arranged at the outer wall of described molectron.
Overhead transmission line livewire work special isolation porcelain vase pin removal the most according to claim 5, it is characterised in that institute
The one end of the tooth bar stating the second regulating part is provided with block, and described block is positioned at described holding tank, described block and described master
Being provided with spacing compression spring between body part, described spacing compression spring is sheathed on outside described tooth bar.
Overhead transmission line livewire work special isolation porcelain vase pin removal the most according to claim 5, it is characterised in that institute
Stating breach is square through hole, and the vertical height of described square through hole is more than the thickness of described tooth bar.
8. according to the overhead transmission line livewire work special isolation porcelain vase pin removal described in claim 5-7 any one, its
Being characterised by, being provided with pressing plate in the described cavity corresponding with described second regulating part, described pressing plate is arranged at described reset bullet
The bottom of spring, the bottom of described cavity is provided with puller bolt, and described puller bolt runs through the bottom of described cavity and props up institute
State pressing plate.
9. according to the overhead transmission line livewire work special isolation porcelain vase pin removal described in claim 4-7 any one, its
Being characterised by, described first cross bar is provided with handle sleeve, and described handle sleeve uses elastomeric material to make.
10. according to the overhead transmission line livewire work special isolation porcelain vase pin removal described in claim 4-7 any one, its
Being characterised by, described first ratchet is correspondingly arranged on for making described first ratchet prop up spring or the torsion spring of described ratchet, institute
State the second ratchet to be correspondingly arranged on for making described second ratchet prop up spring or the torsion spring of described ratchet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610621883.7A CN106181859B (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 |
|---|---|---|---|
| CN201610621883.7A CN106181859B (en) | 2016-08-02 | 2016-08-02 | Overhead transmission line livewire work special isolation porcelain vase pin removal |
Publications (2)
| Publication Number | Publication Date |
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| CN106181859A true CN106181859A (en) | 2016-12-07 |
| CN106181859B CN106181859B (en) | 2017-10-03 |
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|---|---|---|---|
| CN201610621883.7A Expired - Fee Related CN106181859B (en) | 2016-08-02 | 2016-08-02 | Overhead transmission line livewire work special isolation porcelain vase pin removal |
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| CN107009309A (en) * | 2017-06-06 | 2017-08-04 | 江西电力职业技术学院 | Porcelain bottle insulators spanner and porcelain bottle insulators dismounting external member |
| CN112571429A (en) * | 2020-11-30 | 2021-03-30 | 国家电网有限公司 | Mobile live working robot for ultrahigh voltage transformer substation |
| CN114593643A (en) * | 2022-01-25 | 2022-06-07 | 北京宇航系统工程研究所 | Double-hinge-rod type air rudder locking, unlocking and buffeting restraining mechanism |
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| CN107009309A (en) * | 2017-06-06 | 2017-08-04 | 江西电力职业技术学院 | Porcelain bottle insulators spanner and porcelain bottle insulators dismounting external member |
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| CN114593643A (en) * | 2022-01-25 | 2022-06-07 | 北京宇航系统工程研究所 | Double-hinge-rod type air rudder locking, unlocking and buffeting restraining mechanism |
| CN114593643B (en) * | 2022-01-25 | 2024-02-09 | 北京宇航系统工程研究所 | Double-hinge rod type air rudder locking and unlocking and buffeting restraining mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106181859B (en) | 2017-10-03 |
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