CN105788989B - A kind of fuse switch more changing device - Google Patents
A kind of fuse switch more changing device Download PDFInfo
- Publication number
- CN105788989B CN105788989B CN201610163876.7A CN201610163876A CN105788989B CN 105788989 B CN105788989 B CN 105788989B CN 201610163876 A CN201610163876 A CN 201610163876A CN 105788989 B CN105788989 B CN 105788989B
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- Prior art keywords
- top plate
- fuse switch
- link
- cylinder
- inserted link
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/02—Details
- H01H85/0208—Tools for inserting and removing fuses
Abstract
The invention discloses a kind of fuse switch more changing device, including top plate, the front and rear sides of the left part of top plate symmetrically connect a pair of link gear by rotating shaft, link gear includes rotating bar, connecting plate, link and flexible inserted link, connecting plate is provided with the link of coupling hook, each connecting plate connects a fuse switch, fixed pulley and inserted link are set gradually on the right side of rotating shaft, one end of the hawser of fixed pulley is provided with hook, cross the link of hook one connecting plate of connection, the other end connects wrapping post side wall, it is provided with inserted link and plants the spacing jack of wrapping post, the rotating shaft lateral wall of the fixed pulley is provided with multiple jacks, flexible inserted link is provided with connecting plate, the plug being fixed in jack can be planted by being provided with the top of flexible inserted link.The device, which can be realized, to be adjusted to the setting angle of fuse switch and is fixedly secured installation, while provides stand-by provision, convenient to replace installation, raising maintenance efficiency after device damage is used.
Description
Technical field
Installed the present invention relates to a kind of fuse switch and change auxiliary equipment, and in particular to one kind is installed on drop type and melted
It is disconnected that fixed fuse switch setting angle can be adjusted according to practical application request between device and cross-arm, and stand-by equipment is carried,
The fuse switch more changing device that convenient maintenance is changed.
Background technology
Fuse switch is 10kV distribution lines branch line and a kind of the most frequently used protective switch of the short circuit of distribution transformer,
It has the characteristics that economical, easy to operate, adaptation outdoor environment is strong, is widely used in 10kV distribution lines and distribution transformer
Device primary side is used as protecting and carry out equipment throwing, cut operation.Fuse switch is arranged on 10kV distribution line branch lines
On, power failure range can be reduced, because it has one
Obvious cut-off point, possesses the function of disconnecting switch, creating a safety to maintenance section circuit and equipment makees
Industry environment, add the sense of security of maintainer.On distribution transformer, can as the main protection of distribution transformer,
So popularized in 10kV distribution lines and distribution transformer.The moving contact at the cartridge fuse both ends of fuse switch
Fastened by fuse (melt), after upper moving contact is pushed into " duckbilled " projection, upper static contact made of phosphorus bronze sheet etc. heads on
Upper moving contact, so to be stuck in " duckbilled " securely inner for cartridge fuse.When short circuit current passes through fuse failure, electric arc, fuse are produced
The vulcanized fiber tube of pipe liner produces substantial amounts of gas because cartridge fuse upper end is shut under arcing, and gas sprays to lower end, blows
Go out electric arc.Due to fuse failure, the upper lower moving contact of cartridge fuse loses the fastening force of fuse, cartridge fuse self gravitation and it is upper,
In the presence of lower static contact spring leaf, cartridge fuse falls rapidly, disconnects circuit, cuts off faulty section circuit or faulty equipment.
In order to ensure that circuit can be broken in time, fusion tube should have certain downward inclination angle, ensure after fuse failure, fusion tube can rely on
The weight of itself comes off rapidly and disengagement failure.At present, the model producer of fuse switch is different, and voltage class is not high, peace
Dress technique is uneven, and setting angle is also unreasonable, also different plus the running environment of erecting bed, and it is directly pacified
On cross-arm, fuse switch can be caused effectively to fall with disengagement failure after fuse failure again, cause accident model
Expansion is enclosed, is brought about great losses, therefore, it is necessary to research and develop a kind of auxiliary installation device, ensureing solid and reliable to melt drop type
While disconnected device is fixedly mounted on cross-arm, flexible modulation its setting angle can be actually needed according to operation scene, guarantee is fallen
Formula fuse normal work.Meanwhile when fuse switch damage needs to change, maintainer needs voluntarily to carry new melt
Break device, after the fuse for removing damage, readjusts the setting angle for the fuse for determining to change, installs fuse, operation
Trouble, and material is limited at hand by maintainer, it is therefore desirable to one kind carries stand-by equipment and simplifies adjustment setting angle step
Auxiliary installation device, facilitate the replacement of fuse switch to install, simplify worker work, improve maintenance efficiency.
The content of the invention
It is an object of the invention to make up prior art blank, there is provided a kind of fuse switch more changing device, the device
Be installed between fuse switch and cross-arm, can according to being actually needed flexible modulation fuse switch setting angle, and
It is fixedly attached on cross-arm, it is ensured that fuse switch normal work, simultaneously, there is provided stand-by provision, fall what is used
It is convenient to replace installation after falling the damage of formula fuse, simplify worker's work, improve maintenance efficiency.
To achieve these goals, technical scheme provided by the invention is as follows：
A kind of fuse switch more changing device, including top plate, the top plate is parallel with cross-arm, top plate right part and cross-arm
It is fixedly connected, symmetrically a pair of link gears of connection, the pair of link gear include turning for the front and rear sides of the left part of top plate
Lever, connecting plate, link and flexible inserted link, the upper end for separating from two rotating bars of top plate front and rear sides connect top by rotating shaft
Plate, lower end connect connecting plate normal thereto, and the upper surface of connecting plate is provided with the link of coupling hook, under two connecting plates
Surface connects the connecting rod of a fuse switch clip respectively, and fixed pulley and inserted link are set gradually on the right side of rotating shaft, fixed sliding
The rotating shaft connecting rod top and the top of inserted link of wheel are connected with the lower surface of top plate, in the rotating shaft connecting rod and inserted link of fixed pulley
The axis of axis and top plate is located in same perpendicular, one end of the hawser of fixed pulley is provided with hook, and pass through
The link of hook one connecting plate of connection, the other end connect wrapping post side wall, are provided with the inserted link and plant wrapping post and limit
The spacing jack of its rotation is made, multiple jacks, connecting plate upper surface pair are evenly arranged with the rotating shaft lateral wall of the fixed pulley
The jack of fixed pulley is answered to be provided with a flexible inserted link, the axis of the flexible inserted link and the central point of fixed pulley positioned at same
Perpendicular, the bottom of the flexible inserted link are connected by rotary shaft with connecting plate, and the rotary shaft is bolt nut structure, is stretched
Plug is provided with the top of contracting inserted link, the plug can be planted and is fixed in jack.
The device of the present invention, which includes two link gears, can assemble fuse switch and standby fuse switch,
It is convenient to replace installation after the fuse switch damage used, worker's work can be simplified, maintenance efficiency is improved, with positioned at top plate
The link gear of front side connects fuse switch to be installed, exemplified by the link gear connection stand-by provision on rear side of top plate, is pacifying
When filling fuse switch to be installed, the hook of cable end is connected with the link of the link gear on front side of top plate, rotate around
Terminal by cable takeup on wrapping post, so as to by fixed pulley pull connection fuse switch connecting plate, so as to change
The mounted angle of fusion tube is adjusted, after setting angle is adjusted according to actual installation demand, wrapping post is inserted into spacing jack, around
Terminal is limited by spacing jack and can not rotated, and fusion tube angle is tentatively fixed, again on the basis of, stretch flexible inserted link, will stretch
In jack on the plug insertion fixed pulley at the top of contracting inserted link, the relative motion at the top of fixed pulley and flexible inserted link is limited, together
When be driven through the screw and nut of connecting plate and flexible inserted link bottom through hole（Rotary shaft）To fix its relative position, so as to limit
The rotation of fixed pulley and rotating bar, it is ensured that under the adverse circumstances such as strong wind, fixed pulley does not rotate and rotating bar is not with soft
Property hawser swing and rotate, prevent that environmental factor from causing fuse switch setting angle and installation site to change, so as to just
Just according to actual installation need adjust setting angle, realize the solid and reliable installation to fuse switch.When what is used
Fuse switch damage be when need to change, and only need on the link for the link gear being fixed on where former fuse switch first
Hook is removed, and the link for linking up with the link gear for being connected standby fuse switch with top plate rear side is connected, with link gear
Connected stand-by provision rotates to the fuse switch that the need being connected with front side link gear are changed under the drive of hawser
Identical angle, without readjusting the preliminary fixation for the fusion tube angle that stand-by provision can be achieved, then plant is fixed on and determined
Inserted link plug on pulley in jack is extracted, the flexible inserted link of link gear where stretching stand-by provision, by the top of flexible inserted link
The plug in portion, which is planted, to be fixed in the jack on fixed pulley, while is driven through the screw of connecting plate and flexible inserted link bottom through hole
Nut, you can realize that standby fuse switch is fixedly secured installation, in the process, maintenance mans by suitable setting angle
People need not carry new fuse switch operation, and the setting angle that need not be remeasured and look for angle, adjust more changing device, you can
The replacing of fuse switch is easily realized, simplifies worker's work, improves maintenance efficiency.
Specifically, the flexible inserted link for spring catch can regular length expansion link.
Specifically, being provided with anti-skid structure in the jack of the fixed pulley, the outer surface of plug is also equipped with anti-skid structure.
The setting of jack inner surface and the anti-skid structure of plug outer surface, increase the friction between jack and flexible inserted link
Factor, it is set more to be not easy relative motion, so as to preferably fix the setting angle and installation site of fuse switch, it is ensured that
The solid and reliable installation of fuse switch.
Specifically, top plate bottom left end is provided with the bevel protractor of the measurement rotating bar anglec of rotation.
The setting of bevel protractor can more accurately adjust the rotational angle for determining rotating bar, so as to which preferably adjustment is fallen
The setting angle of formula fuse.
Specifically, the wrapping post for being wound with the hawser is quadrangular, the spacing jack is bottom shape and wrapping post
Complementary four prism type jack.
When adjusting fuse switch setting angle, wrapping post winds hawser near spacing jack, treats that rotating bar exists
When being adjusted to proper angle under hawser effect, wrapping post is inserted in the spacing jack of four prism type backward, spacing jack
Shape and wrapping post are complementary, after wrapping post inserts spacing jack its rotations be restricted, the length of hawser and position are fixed so that
The angle of convenient fixed rotating bar, you can simply and easily adjust and tentatively fix the setting angle of fuse switch.
Specifically, two described rotating bars and the contact surface of top plate are respectively arranged with anti-skid structure.
The contact surface of rotating bar and top plate sets anti-skid structure, can increase the frictional force between rotating bar and top plate, prevent
Rotating bar rotates, so as to preferably fix the setting angle and installation site of fuse switch.
Specifically, the center of the rotating shaft of connection rotating bar and top plate is arranged to cylinder protuberance, a pair of cylinder connecting shafts pair
Title is arranged on two bottom surfaces of cylinder protuberance, the axis weight of the rotating shaft, cylinder protuberance and a pair of cylinder connecting shafts
Close, the basal diameter of cylinder protuberance is more than the basal diameter of cylinder connecting shaft, and the axis hole side wall centers being arranged on top plate are set
The cylinder shape groove complementary with cylinder protuberance is equipped with, two cylinder connecting shafts pass the rotating bar positioned at top plate front and rear sides respectively
On through hole, and with hindering the door that is come off from cylinder connecting shaft of rotating bar to be connected, the top plate includes left roof and You Ding
Plate, axis hole are divided into left and right two parts along longitudinal vertical plane where its axis, are respectively arranged on left roof and right top plate, left
The upper surface of top plate and right top plate is correspondingly arranged on the catch with through hole, and the center of circle of two through hole is located on same horizontal straight line, Gu
Determine bolt and hold out against nut through the through hole connection on two catch, hold out against nut and be threaded to left roof and right top plate closely patch and cylinder
When protruding parts are in cylinder shape groove, two cylinder connecting shafts, which are protruded, to be rotated outside rod through-hole, and two rotating bars can turn around the shaft
It is dynamic, cylinder protruding parts in outside axis hole, closely pasted with any surface of the forward and backward side of top plate and when, the door of its offside presses
Rotating bar, give rotating bar to apply longitudinal pressure, be fixed rotating bar and top plate, the relative position of rotating bar and top plate is fixed.
When adjusting fuse switch setting angle, cylinder protruding parts hold out against nut in cylinder shape groove
It is brought into close contact to left roof and right top plate, now two rotary shafts can rotate around the axis, if on front side of hawser hook connection top plate
Link gear, then hawser can pull its rotating bar, realize to the adjustment of the setting angle of the fuse switch on front side of top plate and just
Step is fixed, and treats to insert flexible inserted link in jack, after being driven through the screw and nut of connecting plate and flexible inserted link bottom through hole, is twisted
Pine holds out against nut, axis hole is opened to can longitudinally be moved to cylinder protruding parts on rear side of axis hole, then will hold out against nut extremely
Left roof and right top plate are brought into close contact, and now, top plate and the connecting rod on front side of it are clamped between cylinder protruding parts and door,
Door presses rotating bar, gives rotating bar to apply longitudinal pressure, is fixed rotating bar and top plate, makes the relative of rotating bar and top plate
Position is fixed, so that fuse switch installation is more solid and reliable.Similarly, the fuse switch damage on front side of top plate
When badly needing to change the fuse switch on rear side of top plate, adjustment holds out against nut and opens axis hole, and cylinder protuberance is longitudinally moved
After moving in cylinder shape groove, screw hold out against nut make axis hole shape recover, hereafter, by being hung on rear side of top plate for hawser
On link gear, after stand-by flexible inserted link fixes the installation site of the fuse switch, axis hole is again turned on, cylinder is dashed forward
Go out after portion is moved on front side of axis hole and recover axis hole, you can realize the reinforcing to the installation site of fuse switch on rear side of top plate.
Specifically, two end faces that the axis hole is located at the forward and backward side of top plate are provided with elastic caoutchouc slipmat.
Specifically, the door is connected by helicitic texture with the end of two cylinder connecting shafts.
Door is connected using helicitic texture with cylinder connecting shaft, and pin is screwed off from cylinder connecting shaft, you can the company of realization
The dismounting for connecing the link gear of fuse switch is replaced, and facilitates the device repeated application.
Specifically, being cased with spring on the screw rod of the fixing bolt, the spring holds out against nut rotation between two catch
To left roof and right top plate closely patch and when, spring be in compressive state, when holding out against nut and being threaded to spring and be in natural length, a left side
The minimum spacing of top plate and right top plate is more than or equal to cylinder protuberance basal diameter.
The spring of system is covered on fixing bolt, is separated holding out against the left and right top plate of nut outward turning, mobile shaft after opening axis hole
During, two catch madial walls can be given to apply a pressure, can be with fixing bolt and holding out against nut and cooperatively forming chucking power
The relative position of left and right top plate is preferably kept, facilitates follow-up adjustment work.
Beneficial effects of the present invention：The present invention compensate for the blank of prior art, there is provided a kind of fuse switch is more
Changing device, the device are installed between fuse switch and cross-arm, can be fused according to flexible modulation drop type is actually needed
Device setting angle, and be fixedly attached on cross-arm, it is ensured that fuse switch normal work, simultaneously, there is provided stand-by provision,
It is convenient to replace installation after the fuse switch damage used, simplify worker's work, improve maintenance efficiency.With following
Advantage：
（1）The device of the present invention, which includes two link gears, can assemble fuse switch and standby fuse switch,
It is convenient to replace installation after the fuse switch damage used, worker's work can be simplified, improve maintenance efficiency, with positioned at
Link gear on front side of top plate connects fuse switch to be installed, exemplified by the link gear connection stand-by provision on rear side of top plate,
When installing fuse switch to be installed, the hook of cable end is connected with the link of the link gear on front side of top plate, turned
Wrapping post is moved by cable takeup on wrapping post, so as to pull the connecting plate of connection fuse switch by fixed pulley, so as to
Change the mounted angle of regulation fusion tube, after setting angle is adjusted according to actual installation demand, wrapping post is inserted into spacing insert
Hole, wrapping post are limited by spacing jack and can not rotated, and fusion tube angle is tentatively fixed, again on the basis of, stretch flexible inserted link,
By in the jack on the plug insertion fixed pulley at the top of flexible inserted link, the relative fortune at the top of fixed pulley and flexible inserted link is limited
It is dynamic, while it is driven through the screw and nut of connecting plate and flexible inserted link bottom through hole（Rotary shaft）To fix its relative position, from
And limit the rotation of fixed pulley and rotating bar, it is ensured that under the adverse circumstances such as strong wind, fixed pulley does not rotate and rotating bar
Do not swing and rotate with the hawser of flexibility, prevent environmental factor from causing fuse switch setting angle and installation site to change,
Need to adjust setting angle according to actual installation so as to easily, realize the solid and reliable installation to fuse switch.When
The fuse switch damage used be when need to change, and only need the extension for the link gear being fixed on where former fuse switch first
Hook on ring is removed, and the link for linking up with the link gear for being connected standby fuse switch with top plate rear side is connected, with connection
The connected stand-by provision of motivation structure rotates to the drop type that the need being connected with front side link gear are changed under the drive of hawser
Fuse identical angle, without readjusting the preliminary fixation for the fusion tube angle that stand-by provision can be achieved, then it is solid by planting
Extract, the flexible inserted link of link gear where stretching stand-by provision, inserted flexible due to the inserted link plug in jack on fixed pulley
The plug at the top of bar, which is planted, to be fixed in the jack on fixed pulley, while is driven through connecting plate and flexible inserted link bottom through hole
Screw and nut, you can realize that standby fuse switch is fixedly secured installation by suitable setting angle, in the process,
Service worker need not carry new fuse switch operation, and the established angle that need not be remeasured and look for angle, adjust more changing device
Degree, you can easily realize the replacing of fuse switch, simplify worker's work, improve maintenance efficiency.
（2）In preferred scheme, the setting of the anti-skid structure of jack inner surface and plug outer surface, increase jack and stretch
Friction factor between inserted link, makes it more be not easy relative motion, so as to preferably fix the setting angle of fuse switch
And installation site, it is ensured that the solid and reliable installation of fuse switch.The setting of bevel protractor can more accurately adjust determination and turn
The rotational angle of lever, so as to preferably adjust the setting angle of fuse switch.In adjustment fuse switch established angle
When spending, wrapping post winds hawser near spacing jack, when rotating bar is adjusted to proper angle under hawser effect, by coiling
Post is backward in the spacing jack of insertion four prism type, and the shape and wrapping post of spacing jack are complementary, and wrapping post insertion is spacing to insert
Kong Houqi is rotated and is restricted, and the length of hawser and position are fixed, so as to easily fix the angle of rotating bar, you can simple side
Just the setting angle for adjusting and tentatively fixing fuse switch.The contact surface of rotating bar and top plate sets anti-skid structure, can
To increase the frictional force between rotating bar and top plate, prevent rotating bar from rotating, so as to preferably fix the installation of fuse switch
Angle and installation site.
（3）Connection top plate is arranged to cylinder protuberance with the rotating shaft of the rotating bar of its front and rear sides and two cylinders connect
The combination of axle, and the complementary cylinder shape groove of cylinder protuberance is arranged in axis hole, axis hole is arranged to opening for split
Structure, when adjusting fuse switch setting angle, cylinder protruding parts hold out against nut to a left side in cylinder shape groove
Top plate and right top plate are brought into close contact, and now two rotary shafts can rotate around the axis, if the linkage on front side of hawser hook connection top plate
Mechanism, then hawser can pull its rotating bar, realize to the setting angle of the fuse switch on front side of top plate adjustment and preliminary solid
It is fixed, treat to insert flexible inserted link in jack, after being driven through the screw and nut of connecting plate and flexible inserted link bottom through hole, unscrew top
Tight nut, axis hole is opened to can longitudinally be moved to cylinder protruding parts on rear side of axis hole, then nut will be held out against to left top
Plate and right top plate are brought into close contact, and now, top plate and the connecting rod on front side of it are clamped between cylinder protruding parts and door, door
Press rotating bar, apply longitudinal pressure to rotating bar, be fixed rotating bar and top plate, make rotating bar and the relative position of top plate
It is fixed, so that fuse switch installation is more solid and reliable.Similarly, the fuse switch damage on front side of top plate needs
When changing the fuse switch on rear side of top plate, adjustment holds out against nut and opens axis hole, by cylinder protuberance vertically move into
After in cylinder shape groove, screw hold out against nut make axis hole shape recover, hereafter, by the linkage being hung on rear side of top plate of hawser
In mechanism, after stand-by flexible inserted link fixes the installation site of the fuse switch, axis hole is again turned on, by cylinder protuberance
Recover axis hole after moving on front side of axis hole, you can realize the reinforcing to the installation site of fuse switch on rear side of top plate.Door is adopted
It is connected with helicitic texture with cylinder connecting shaft, pin is screwed off from cylinder connecting shaft, you can realizes connection fuse switch
Link gear dismounting replace, facilitate the device repeated application.The spring of system is covered on fixing bolt, is holding out against nut outward turning
The separation of left and right top plate, open after axis hole during mobile shaft, two catch madial walls can be given to apply a pressure, it is and solid
Determine bolt and hold out against nut to cooperatively form chucking power, can preferably keep the relative position of left and right top plate, facilitate follow-up tune
Save work.
Brief description of the drawings
Fig. 1 is that the device of the present invention is in the structural representation of setting angle adjustment state；
Fig. 2 is the structural representation of the device installation state of the present invention；
Fig. 3 is the structural representation of the fixed pulley of the present invention；
Fig. 4 is that device is in setting angle adjustment state lower rotary shaft and its component structural representation；
Fig. 5 is that device is in installation state lower rotary shaft and its component structural representation；
Fig. 6 is the axial aperture structure schematic diagram of the present invention；
Fig. 7 is the structural representation of the axis hole open mode of the present invention.
In figure：1- top plates, 11- axis holes, 111- cylinder shape grooves, 12- left roofs, the right top plates of 13-, 14- fixing bolts,
15- catch, 16- springs, 17- hold out against nut, 2- connecting plates, 21- links, 3- rotating bars, 4- fixed pulleys, 41- jacks, 5- coilings
Post, 6- inserted links, 7- stretch inserted link, 71- plugs, 8- hawsers, 81- hooks, 9- bevel protractors, 10- rotating shafts, 101- doors, 102- spiral shells
Line structure, 103- cylinder connecting shafts, 104- cylinder protruding parts.
Embodiment
According to following embodiments, the present invention may be better understood.It is however, as it will be easily appreciated by one skilled in the art that real
Apply specific material proportion, process conditions and its result described by example be merely to illustrate the present invention without should also without limitation on
The present invention described in detail in claims.
Embodiment 1
As shown in Fig. 1 to 7, a kind of fuse switch more changing device, including top plate 1, the top plate 1 is parallel with cross-arm,
The right part of top plate 1 is fixedly connected with cross-arm, a pair of link gears of the symmetrical connection in front and rear sides of the left part of top plate 1, and described one
Rotating bar 3, connecting plate 2, link 21 and flexible inserted link 7 are included to link gear, separate from the front and rear sides of top plate 1 two turn
The upper end of lever 3 connects top plate 1 by rotating shaft 10, and lower end connects connecting plate 2 normal thereto, and the upper surface of connecting plate 2 is set
There is the link 21 of coupling hook 81, the lower surface of two connecting plates 2 connects the connecting rod of a fuse switch clip respectively,
The right side of rotating shaft 10 sets gradually fixed pulley 4 and inserted link 6, the rotating shaft connecting rod top of fixed pulley 4 and top and the top plate of inserted link 6
1 lower surface is connected, and the rotating shaft connecting rod of fixed pulley 4 and the axis of inserted link 6 and the axis of top plate 1 are put down vertically positioned at same
In face, one end of the hawser 8 of fixed pulley 4 is provided with hook 81, and pass through the link of one connecting plate 2 of connection of hook 81
21, the other end connects the side wall of wrapping post 5, and the spacing jack planted wrapping post 5 and limit its rotation is provided with the inserted link 6,
Multiple jacks 41 are evenly arranged with the rotating shaft lateral wall of the fixed pulley 4, the upper surface of connecting plate 2 corresponds to the jack of fixed pulley 4
41 are provided with a flexible inserted link 7, and the axis of the flexible inserted link 7 is located at same perpendicular with the central point of fixed pulley 4,
The bottom of the flexible inserted link 7 is connected by rotary shaft with connecting plate 2, and the rotary shaft is bolt nut structure, and stretch inserted link 7
Top be provided with plug 71, the plug 71, which can be planted, to be fixed in jack 41.
Specifically, the flexible inserted link 7 for spring catch can regular length expansion link.The fixed pulley 4 is inserted
Anti-skid structure is provided with hole 41, the outer surface of plug 71 is also equipped with anti-skid structure.The bottom left end of top plate 1 is provided with survey
Measure the bevel protractor 9 of the anglec of rotation of rotating bar 3.The wrapping post 5 for being wound with the hawser 8 is quadrangular, and the spacing jack is bottom
The face shape four prism type jack complementary with wrapping post.Two described rotating bars 3 and the contact surface of top plate 1 are respectively arranged with anti-
Slipped Clove Hitch structure.Connection rotating bar 3 and the center of the rotating shaft 10 of top plate 1 are arranged to cylinder protuberance 104, a pair of cylinder connecting shafts 103
It is symmetricly set on two bottom surfaces of cylinder protuberance 104, the rotating shaft 10, cylinder protuberance 104 and a pair of cylinder connecting shafts
103 axis overlaps, and the basal diameter of cylinder protuberance 104 is more than the basal diameter of cylinder connecting shaft 103, is arranged at top plate
The side wall centers of axis hole 11 on 1 are provided with the cylinder shape groove 111 complementary with cylinder protuberance 104, and two cylinder connecting shafts 103 are divided
The through hole in the rotating bar 3 of the front and rear sides of top plate 1 is not passed, and with hindering rotating bar 3 to be come off from cylinder connecting shaft 103
Door 101 be connected, the top plate 1 includes left roof 12 and right top plate 13, and axis hole 11 is along longitudinal vertical plane where its axis
Left and right two parts are divided into, are respectively arranged on left roof 12 and right top plate 13, the upper surface pair of left roof 12 and right top plate 13
The catch 15 with through hole should be provided with, the center of circle of two through hole is located on same horizontal straight line, and fixing bolt 14 passes through two catch 15
On through hole connection hold out against nut 17, hold out against nut 17 be threaded to left roof 12 and right top plate 13 closely patch and, cylinder protuberance 104
When in cylinder shape groove 111, two cylinder connecting shafts 103 are protruded outside the through hole of rotating bar 3, and two rotating bars 3 can be around the shaft
10 rotate, and cylinder protuberance 104 be located at outside axis hole, with the close patch of any surface of the forward and backward side of top plate 1 and when, its offside
Door 101 presses rotating bar 3, applies longitudinal pressure to rotating bar 3, is fixed rotating bar 3 and top plate 1, rotating bar 3 and top plate
1 relative position is fixed, and two end faces that the axis hole 11 is located at 1 forward and backward side of top plate are provided with elastic caoutchouc slipmat.
The door 101 is connected by helicitic texture 102 with the end of two cylinder connecting shafts 103.On the screw rod of the fixing bolt 14
Spring 16 is cased with, the spring 16 holds out against that nut 17 is threaded to left roof 12 and right top plate 13 closely pastes between two catch 15
And when, spring 16 is in compressive state, when holding out against nut 17 and being threaded to spring and be in natural length, left roof 12 and right top plate 13
Minimum spacing is more than or equal to the basal diameter of cylinder protuberance 104.
It is described above, it is only the explanation embodiment of the present invention, formal and substantial limitation not any to the present invention,
It should be pointed out that for those skilled in the art, on the premise of the inventive method is not departed from, that makes some changes
Enter and supplement and also should be regarded as protection scope of the present invention.All those skilled in the art, the spirit of the present invention is not being departed from
In the case of scope, the equivalent variations for a little variation, modification and evolution made using disclosed above technology contents,
For the equivalent embodiment of the present invention；Meanwhile any equivalent change that all substantial technologicals according to the present invention are done to above-described embodiment
The variation, modification and evolution of change, still fall within the scope of technical scheme.It is existing at the not detailed disclosure of the present invention
Technology.
Claims (10)
- A kind of 1. fuse switch more changing device, it is characterised in that：Including top plate（1）, the top plate（1）It is parallel with cross-arm, Top plate（1）Right part is fixedly connected with cross-arm, top plate（1）Left part front and rear sides symmetrically connection a pair of link gears, institute Stating a pair of link gears includes rotating bar（3）, connecting plate（2）, link（21）With flexible inserted link（7）, separate from top plate（1）Before Two rotating bars of both sides afterwards（3）Upper end pass through rotating shaft（10）Connect top plate（1）, lower end connects connecting plate normal thereto （2）, connecting plate（2）Upper surface be provided with coupling hook（81）Link（21）, two connecting plates（2）Lower surface connect respectively Connect the connecting rod of a fuse switch clip, rotating shaft（10）Right side set gradually fixed pulley（4）And inserted link（6）, it is fixed sliding Wheel（4）Rotating shaft connecting rod top and inserted link（6）Top and top plate（1）Lower surface be connected, fixed pulley（4）Rotating shaft connection Bar and inserted link（6）Axis and top plate（1）Axis be located in same perpendicular, through fixed pulley（4）Hawser（8） One end be provided with hook（81）, and pass through hook（81）Connect a connecting plate（2）Link（21）, other end connection coiling Post（5）Side wall, the inserted link（6）On be provided with plant wrapping post（5）And limit the spacing jack of its rotation, the fixed pulley （4）Rotating shaft lateral wall on be evenly arranged with multiple jacks（41）, connecting plate（2）Upper surface corresponds to fixed pulley（4）Jack （41）It is provided with a flexible inserted link（7）, the flexible inserted link（7）Axis and fixed pulley（4）Central point positioned at same Perpendicular, the flexible inserted link（7）Bottom pass through rotary shaft and connecting plate（2）It is connected, the rotary shaft is bolt and nut Structure, stretch inserted link（7）Top be provided with plug（71）, the plug（71）It can plant and be fixed on jack（41）In.
- A kind of 2. fuse switch more changing device as claimed in claim 1, it is characterised in that the flexible inserted link（7）For With spring catch can regular length expansion link.
- A kind of 3. fuse switch more changing device as claimed in claim 1, it is characterised in that the fixed pulley（4）Insert Hole（41）In be provided with anti-skid structure, plug（71）Outer surface be also equipped with anti-skid structure.
- A kind of 4. fuse switch more changing device as claimed in claim 1, it is characterised in that the top plate（1）Bottom is left End is provided with measurement rotating bar（3）The bevel protractor of the anglec of rotation（9）.
- 5. a kind of fuse switch more changing device as claimed in claim 1, it is characterised in that be wound with the hawser（8） Wrapping post（5）For quadrangular, the spacing jack is the bottom shape four prism type jack complementary with wrapping post.
- A kind of 6. fuse switch more changing device as claimed in claim 1, it is characterised in that two described rotating bars （3）And top plate（1）Contact surface be respectively arranged with anti-skid structure.
- A kind of 7. fuse switch more changing device as claimed in claim 1, it is characterised in that connection rotating bar（3）With top Plate（1）Rotating shaft（10）Center be arranged to cylinder protuberance（104）, a pair of cylinder connecting shafts（103）It is symmetricly set in cylinder Protuberance（104）Two bottom surfaces on, the rotating shaft（10）, cylinder protuberance（104）With a pair of cylinder connecting shafts（103）In Axis overlaps, cylinder protuberance（104）Basal diameter be more than cylinder connecting shaft（103）Basal diameter, be arranged at top plate（1） On axis hole（11）Side wall centers are provided with and cylinder protuberance（104）Complementary cylinder shape groove（111）, two cylinder connecting shafts （103）Pass respectively positioned at top plate（1）The rotating bar of front and rear sides（3）On through hole, and with hinder rotating bar（3）Connect from cylinder Spindle（103）On the door that comes off（101）It is connected, the top plate（1）Including left roof（12）With right top plate（13）, axis hole（11） Left and right two parts are divided into along longitudinal vertical plane where its axis, are respectively arranged at left roof（12）With right top plate（13）On, Left roof（12）With right top plate（13）Upper surface be correspondingly arranged on the catch with through hole（15）, the center of circle of two through hole is positioned at same On horizontal straight line, fixing bolt（14）Through two catch（15）On through hole connection hold out against nut（17）, hold out against nut（17）Rotation To left roof（12）With right top plate（13）Close patch and cylinder protuberance（104）Positioned at cylinder shape groove（111）When middle, two circles Post connecting shaft（103）Protrude rotating bar（3）Outside through hole, two rotating bars（3）Can be around the shaft（10）Rotate, cylinder protuberance （104）Outside axis hole, with top plate（1）Forward and backward side any surface closely patch and when, the door of its offside（101）Press Rotating bar（3）, to rotating bar（3）Apply longitudinal pressure, be fixed rotating bar（3）And top plate（1）, rotating bar（3）And top plate （1）Relative position fix.
- A kind of 8. fuse switch more changing device as claimed in claim 7, it is characterised in that the axis hole（11）Positioned at top Plate（1）Two end faces of forward and backward side are provided with elastic caoutchouc slipmat.
- A kind of 9. fuse switch more changing device as claimed in claim 7, it is characterised in that the door（101）Pass through Helicitic texture（102）With two cylinder connecting shafts（103）End be connected.
- A kind of 10. fuse switch more changing device as claimed in claim 7, it is characterised in that the fixing bolt（14） Screw rod on be cased with spring（16）, the spring（16）Positioned at two catch（15）Between, hold out against nut（17）It is threaded to left roof （12）With right top plate（13）Close patch and when, spring（16）In compressive state, nut is held out against（17）It is threaded to spring and is in nature During length, left roof（12）With right top plate（13）Minimum spacing be more than or equal to cylinder protuberance（104）Basal diameter.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610163876.7A CN105788989B (en) | 2016-03-22 | 2016-03-22 | A kind of fuse switch more changing device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610163876.7A CN105788989B (en) | 2016-03-22 | 2016-03-22 | A kind of fuse switch more changing device |
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| Publication Number | Publication Date |
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| CN105788989A CN105788989A (en) | 2016-07-20 |
| CN105788989B true CN105788989B (en) | 2018-01-26 |
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| CN201610163876.7A Expired - Fee Related CN105788989B (en) | 2016-03-22 | 2016-03-22 | A kind of fuse switch more changing device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109449809A (en) * | 2018-12-10 | 2019-03-08 | 国网山东省电力公司莱西市供电公司 | A kind of fuse switch automatic switching device |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108808546A (en) * | 2016-12-14 | 2018-11-13 | 国网江苏省电力有限公司常州供电分公司 | The replacing options of the fuse switch of hot line robot |
| CN107093537B (en) * | 2017-06-15 | 2019-07-19 | 国网山东省电力公司烟台供电公司 | A kind of drop type fuse operating device and angle adjustment device |
| CN111331543B (en) * | 2019-11-20 | 2022-02-01 | 中国航发沈阳黎明航空发动机有限责任公司 | Narrow and small space nut installation device |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5274349A (en) * | 1992-09-17 | 1993-12-28 | Cooper Power Systems, Inc. | Current limiting fuse and dropout fuseholder for interchangeable cutout mounting |
| CN204045535U (en) * | 2014-08-20 | 2014-12-24 | 国网浙江余姚市供电公司 | A kind of alternative having damaged fuse switch |
| CN205039127U (en) * | 2015-10-28 | 2016-02-17 | 国家电网公司 | Take copper aluminium transition terminal connector's high -tension drop type fuse |
-
2016
- 2016-03-22 CN CN201610163876.7A patent/CN105788989B/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109449809A (en) * | 2018-12-10 | 2019-03-08 | 国网山东省电力公司莱西市供电公司 | A kind of fuse switch automatic switching device |
| CN109449809B (en) * | 2018-12-10 | 2019-09-17 | 国网山东省电力公司莱西市供电公司 | A kind of fuse switch automatic switching device |
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| CN105788989A (en) | 2016-07-20 |
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