CN102222869B - Tool with large knife clamp for lively replacing strain insulator string on line - Google Patents
Tool with large knife clamp for lively replacing strain insulator string on line Download PDFInfo
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- CN102222869B CN102222869B CN 201110191409 CN201110191409A CN102222869B CN 102222869 B CN102222869 B CN 102222869B CN 201110191409 CN201110191409 CN 201110191409 CN 201110191409 A CN201110191409 A CN 201110191409A CN 102222869 B CN102222869 B CN 102222869B
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Abstract
The invention discloses a tool with a large knife clamp for lively replacing a strain insulator string on line, comprising a shell; an internal chamber is arranged in the shell; four first damping rods are fixedly arranged at the upper part of the internal chamber; a first guide rod of each first damping rod extends out of the shell so as to assemble a walking motor; an output shaft of each walking motor is provided with a grooved pulley that is arranged above the front upper part of the shell; a positioning device of the tool for replacing an insulator string is arranged at the back part of the shell; the positioning device is hinged with a connecting plate; an U-shaped wire clip is arranged on the connecting plate; a position-limited slot is arranged on the U-shaped wire clip; the U-shaped wire clip is hinged with a hydraulic cylinder; a piston rod of the hydraulic cylinder is fixedly connected with an insulating rod; the insulating rod is hinged with one end of a large knife clamp wire clip; the other end of the large knife clamp wire clip is provided with a positioning hook; three positioning screw holes are arranged on the side wall of the large knife clamp wire clip; a turnover driving motor is arranged on a turnover hinging seat; and an output shaft of the turnover driving motor is connected with a hinging shaft of the turnover hinging seat and the connecting plate.
Description
Technical field
The present invention relates to a kind of whole string insulator tool of line expansion resistance of hot line replacement of big knife card.
Background technology
At present, in the ehv power transmission industry, utilize in the process that has the two L insulator strings of tool belt charged renewal circuit, two V insulator strings now to have larger potential safety hazard.Its main cause is: utilize existing tool changing insulator string to need at least two staff to cooperate and finish, and, because the installation site of insulator is that an end is near the stringing steel tower, the other end is installed away from the stringing steel tower, therefore, has at least a staff leaving the stringing steel tower fully, whole health hangs in the situation on the transmission line and carries out work high above the ground, operational security is lower, and the transmission line fracture easily occurs, and causes the accident of personnel's long drop injures and deaths.
Summary of the invention
Purpose of the present invention, provide a kind of whole string insulator tool of line expansion resistance of hot line replacement of big knife card, it can move freely at transmission line, the energy ancillary staff finishes the work of replacing insulator under electrified, thereby can avoid the staff to hang on work high above the ground on the transmission line, can fundamentally stop to occur because of the fall accident of injures and deaths of the transmission line fracture personnel that cause.
The objective of the invention is to be achieved through the following technical solutions: whole string insulator tool of line expansion resistance of hot line replacement of big knife card, comprise housing, offer inner chamber in the housing, four the first buffer bars of top fixed installation of inner chamber, the first guide post of every the first buffer bar stretches out housing movable motor is installed outward, the walking sheave is installed on the output shaft of movable motor, and the walking sheave is positioned at the front upper place of housing; The back mounting guide rail of housing and traversing driving leading screw, traversing driving leading screw is housing rotary relatively, the transverse shifting seat is installed on the guide rail, the transverse shifting seat can be along the guide rail traveling priority, traversing drive nut is installed on the transverse shifting seat, traversing drive nut is connected with traversing driving threads of lead screw, traversing driving leading screw is positioned at the inboard of transverse shifting seat, traversing drive motors is installed on the housing, the output shaft of traversing drive motors is connected with an end of traversing driving leading screw, on the transverse shifting seat gear wheel is installed, the axle of gear wheel is perpendicular to the back side of housing, pinion is installed on the housing, speed changer and rotary drive motor, pinion and gear wheel engagement, the axle of pinion is connected with the output shaft of speed changer, the power shaft of speed changer is connected with the output shaft of rotary drive motor, swing arm is installed on the gear wheel, dwang is installed in the swing arm, relatively swing arm rotation of dwang, the rear end of swing arm is installed and is adjusted drive motors, the output shaft of adjusting drive motors is connected with the rear end of dwang, the front end of dwang is installed and is stirred even hinge block, stirring even hinge block is positioned at outside the swing arm, stir even hinge block and connecting plate is hinged, the U-shaped wire clamp is installed on the connecting plate, the U-shaped wire clamp is provided with stopper slot, U-shaped wire clamp and hydraulic cylinder are hinged, the piston rod of hydraulic cylinder is fixedly connected with insulating bar, one end of insulating bar and machete card wire clamp is hinged, the other end of machete card wire clamp is provided with location hook, offer three positioning screw holes on the sidewall of machete card wire clamp, stir turn drive motor is installed on the even hinge block, the output shaft of turn drive motor with stir even hinge block and be connected articulated axle with connecting plate and be connected.
For further realizing purpose of the present invention, can also realize by the following technical solutions: the bottom of inner chamber is installed two leaping over obstacles supports take the inner chamber axis as the center line left-right symmetric, and the leaping over obstacles support is connected and composed by U-shaped bearing, connecting rod, supporting seat, the second buffer bar, leap roller support and leap roller; The U-shaped bearing vertically is installed in the inner chamber, the U-shaped bearing is fixedly connected with housing, on the U-shaped bearing rotating shaft is installed, a connecting rod is respectively installed at the two ends of rotating shaft, the rear end of connecting rod is fixedly connected with rotating shaft, and the front end of connecting rod is hinged with the two ends of supporting seat respectively, and the second buffer bar is installed on the supporting seat, the second guide post of the second buffer bar passes supporting seat leap roller support is installed, and crosses over to install on the roller support and crosses over roller; Housing each side offer a groove, groove is corresponding with the leaping over obstacles support; Control cabinet is installed in the inner chamber, the first motor is installed on the control cabinet, the first sprocket wheel and the second gear are installed on the output shaft of the first motor, the second sprocket wheel is installed in the upper end of the rotating shaft of left side leaping over obstacles support, and the second sprocket wheel is connected by the first chain with the first sprocket wheel; The 3rd gear is installed in the inner chamber, and the 4th sprocket wheel is installed in the 3rd gear and the engagement of the second gear on the axle of the 3rd gear, and the 3rd sprocket wheel is installed in the upper end of the rotating shaft of right side leaping over obstacles support, and the 3rd sprocket wheel is connected with the 4th sprocket wheel by the second chain; Mounting rod is installed on the top of housing, and the shooting rolling disc is installed on the mounting rod, and the shooting hinge seat is installed on the shooting rolling disc, on the shooting hinge seat camera is installed; One side installation manipulator arm of housing, mechanical arm is positioned at inner chamber, offers on the housing sidewall corresponding with mechanical arm and is convenient to the open-work that mechanical arm stretches out.The axle of described walking sheave is provided with backstay, mounting limit sheave hinge seat in the inner chamber, spacing sheave hinge seat is fixedly connected with the upper inside wall of housing, on the spacing sheave hinge seat rotation axis is installed, rotation axis and backstay spatial vertical are installed lever and the first gear, mounting limit sheave on the lever on the rotation axis, mounting limit plate on the axle of spacing sheave, limiting plate is vertical with the shaft space of the first buffer bar; The first leading screw is installed on the axle of the 3rd gear, and the periphery of the first leading screw is installed the second nut, and tooth bar and sliding sleeve are installed on the second nut, fixed installation slide rail in the inner chamber, slide rail cooperates with sliding sleeve, tooth bar and the engagement of the first gear, offer location notch on the limiting plate, location notch is corresponding one by one with backstay.Interior parallel two grid spacers that are provided with of described inner chamber, control cabinet and the first motor are between two grid spacers.The lower end of the rotating shaft lower end of described left side leaping over obstacles support and the rotating shaft of right side leaping over obstacles support passes respectively housing a balancing weight respectively is installed outward; The corresponding end of two balancing weights all is arc surface.Described the first buffer bar comprises the first buffer bar housing, offer the first saturating groove on the sidewall of the first buffer bar housing, the first guide post is installed in the first buffer bar housing, the periphery of the first guide post is provided with the first spacing block set, the first spacing block set is provided with the first gag lever post, and the first gag lever post is positioned at the first saturating groove, and the periphery of the first guide post is installed the first spring, one end of the first spring contacts with the first spacing block set, the front end in contact of the other end of the first spring and the first buffer bar housing.Described the second buffer bar comprises the second buffer bar housing, offer the second saturating groove on the sidewall of the second buffer bar housing, the second guide post is installed in the second buffer bar housing, the periphery of the second guide post is provided with the second spacing block set, the second spacing block set is provided with the second gag lever post, and the second gag lever post cooperates with the second saturating groove, and the periphery of the second guide post is installed the second spring, one end of the second spring contacts with the second spacing block set, and the other end of the second spring contacts with the second buffer bar housing.
Good effect of the present invention is: but conductor spacer and stockbridge damper on its fast and stable ground spanning overhead line, can easily pass straight line pole, on overhead transmission line, there is hardly the object that it is caused obstruction, can really be implemented on the whole overhead transmission line and move freely, easy to utilize, have the ability fully to substitute the back work of manually finishing the replacing insulator that hangs on the transmission line, have safely and efficiently advantage.It not only operates safe and convenient to use, also has to hang easily advantage.When hanging, the collapsible income of its leaping over obstacles support is changed in the insulator tool housing, its replacing insulator instrument and the collapsible housing rear portion that closes at of replacing insulator positioning of tool device, make replacing insulator instrument outside except road wheel and camera, almost not have branch, and road wheel and camera all are higher than all overhead transmission lines in the suspension process, can not twine, thereby, can effectively prevent when hanging described replacing insulator instrument, its leaping over obstacles support and circuit twine, avoid occurring both can't normally having hung described replacing insulator instrument, situation about can't take off again.Change the insulator instrument hang finish after, change the insulator instrument and can launch voluntarily, so that stabilized walking on the line.The present invention also has compactness simple for structure, cheap for manufacturing cost and easy to operate advantage.
Description of drawings
Fig. 1 is the structural representation of whole string insulator tool of line expansion resistance of hot line replacement of big knife card of the present invention; Fig. 2 is the backsight structural representation of Fig. 1, has omitted replacing insulator instrument among the figure; Fig. 3 opens in running order structural representation after the whole string insulator tool of line expansion resistance of hot line replacement of big knife card exhibition of the present invention, has omitted replacing insulator instrument among the figure; Fig. 4 is that the C of Fig. 3 is to structural representation; Fig. 5 is the A-A sectional structure schematic diagram of Fig. 2; Fig. 6 is the left TV structure schematic diagram of Fig. 3; Fig. 7 is that the B of Fig. 2 is to structural representation; Fig. 8 is the structural representation of described the first buffer bar; Fig. 9 is the structural representation of the second buffer bar shown in the figure; Figure 10 is that the D of Fig. 1 is to the structural representation of amplification.
Numerals : a housing ; 2 cavity ; 3 first buffer rod ; 4 walking sheave ; 5 positioning rod ; 6 mounting rod ; 7 camera rotating disk ; 8 camera hinge base ; nine cameras ; 10 Limit sheave hinge Block ; 11 lever ; 12 first gear ; 13 limit sheave ; 14 restrictor plates ; 15 detents ; 16 first sprocket ; 17 second sprocket ; 18 first chain ; 19 third sprocket ; 20 two chains ; 21 fourth sprocket ; 22 second gear ; 23 third gear ; 24 first motor ; 25 control box ; 26 Position the separator ; 27 with weights ; 28 across the barrier bracket ; 29 auxiliary rollers ; 30 across the roll ; 31 across the roller bracket ; 32 supporting base ; 33 second buffer rod ; 34 grooves ; 35U -support ; 36 rod ; 37 upper circuit ; 38 bottom line ; 39 shaft ; 40 walking motor ; 41 first screw ; 42 slides ; 43 sleeve ; 44 second nut ; 45 rail ; 46 lateral movement seat ; 47 traverse drive motor ; 48 pinion ; 49 Transmission ; 50 rotary drive motor ; 51 large gear ; 52 adjusts the drive motor ; 53 pendulum arm ; 54 broadsword card clip ; 55U -shaped clamp ; 56 hydraulic cylinders ; 57 insulating rod ; 58 limit slot ; 59 positioning holes ; 60 rotating rod ; 61 positioning hook ; 62 sliding drive rod ; 63 traverse drive nut ; 64 flip drive motor ; 65 flip hinged seat ; 66 first guide rod ; 67 plates ; 69 second through slot ; 70 first limit bumps ; 71 second guide rod ; 72 second limit bump ; 73 second limit rod ; 74 second spring ; 75 first buffer rod housing ; 76 second buffer rod housing ; 77 first through the slot ; 78 first spring ; 79 first stopper rod .
Embodiment
Whole string insulator tool of line expansion resistance of hot line replacement of big knife card of the present invention, as shown in Figure 2, it comprises housing 1, offer inner chamber 2 in the housing 1, four the first buffer bars 3 of top fixed installation of inner chamber 2, the first guide post 66 of every the first buffer bar 3 stretches out housing 1 outer installation movable motor 40, and walking sheave 4 is installed on the output shaft of movable motor 40.Hang on the overhead transmission line for conveniently changing the insulator instrument by walking sheave 4, as shown in Figure 5 and Figure 6, all walking sheaves 4 all are positioned at the front upper place of housing 1.As shown in Figure 2, two leaping over obstacles supports 28 are installed in the bottom of inner chamber 2 take inner chamber 2 axis as the center line left-right symmetric.Such as Fig. 2 and shown in Figure 6, each leaping over obstacles support 28 is connected and composed by U-shaped bearing 35, connecting rod 36, supporting seat 32, the second buffer bar 33, leap roller support 31 and leap roller 30; U-shaped bearing 35 vertically is installed in the inner chamber 2, U-shaped bearing 35 is fixedly connected with housing 1, rotating shaft 39 is installed on the U-shaped bearing 35, a connecting rod 36 is respectively installed at the two ends of rotating shaft 39, the rear end of connecting rod 36 is fixedly connected with rotating shaft 39, and the front end of connecting rod 36 is hinged with the two ends of supporting seat 32 respectively, and the second buffer bar 33 is installed on the supporting seat 32, the second guide post 71 of the second buffer bar 33 passes supporting seat 32 outer installations and crosses over roller support 31, crosses over to install on the roller support 31 and crosses over roller 30.Housing 1 each side offer a groove 34, groove 34 is corresponding with leaping over obstacles support 28; When connecting rod 36 as shown in Figure 2 position Rotate 180 degree when the position shown in Figure 3, the front end of connecting rod 36 can be positioned at groove 34, thereby maximum possible shifts out the second buffer bar 33 and leap roller 30 outside the housing 1, so that cross over roller 30 and overhead transmission line close contact, the walking of changing the insulator instrument is play the guiding role.Inner chamber 2 interior installation control cabinets 25, existing control device, storage battery and existing wireless signal transmission and the receiving systems such as control cabinet 25 interior installation Programmable Logic Controllers make things convenient for the staff to carry out remote control to changing the insulator instrument on the ground.As shown in Figure 2, the first motor 24 is installed on the control cabinet 25, the first sprocket wheel 16 and the second gear 22 are installed on the output shaft of the first motor 24, and the upper end of the rotating shaft 39 of left side leaping over obstacles support 28 is installed the second sprocket wheel 17, the second sprocket wheels 17 and is connected by the first chain 18 with the first sprocket wheel 16; Inner chamber 2 interior installation the 3rd gears 23, the 3rd gear 23 and 22 engagements of the second gear, the 4th sprocket wheel 21 is installed on the axle of the 3rd gear 23, and the upper end of the rotating shaft 39 of right side leaping over obstacles support 28 is installed the 3rd sprocket wheel 19, the three sprocket wheels 19 and is connected with the 4th sprocket wheel 21 by the second chain 20.Can understand at any time situation on the overhead transmission line for ease of the staff on ground, so that remote control is changed the insulator instrument and is finished cleaning work, as shown in Figure 2, mounting rod 6 is installed on the top of housing 1, shooting rolling disc 7 is installed on the mounting rod 6, shooting hinge seat 8 is installed on the shooting rolling disc 7, on the shooting hinge seat 8 camera 9 is installed, camera 9 is hinged with shooting hinge seat 8, shooting rolling disc 7 and the shooting hinge seat 8 rotatable shooting angle of adjusting camera 9.Be to realize cleaning work, a side installation manipulator arm of housing 1, mechanical arm is positioned at inner chamber 2, offers on housing 1 sidewall corresponding with mechanical arm to be convenient to the open-work that mechanical arm stretches out the foreign material on the circuit are cleared up.The back mounting guide rail 45 of housing 1 and traversing driving leading screw 62, the two ends of traversing driving leading screw 62 respectively are connected with housing 1 by bearing pedestal, relatively housing 1 rotation of traversing driving leading screw 62.Transverse shifting seat 46 is installed on the guide rail 45, transverse shifting seat 46 can be along guide rail 45 traveling priorities, traversing drive nut 63 is installed on the transverse shifting seat 46, traversing drive nut 63 is threaded with traversing driving leading screw 62, traversing driving leading screw 62 is positioned at the inboard of transverse shifting seat 46, namely between housing 1 and transverse shifting seat 46.Traversing drive motors 47 is installed on the housing 1, the output shaft of traversing drive motors 47 is connected with an end of traversing driving leading screw 62, gear wheel 51 is installed on the transverse shifting seat 46, the axle of gear wheel 51 is perpendicular to the back side of housing 1, pinion 48 is installed on the housing 1, speed changer 49 and rotary drive motor 50, pinion 48 and gear wheel 51 engagements, the axle of pinion 48 is connected with the output shaft of speed changer 49, the power shaft of speed changer 49 is connected with the output shaft of rotary drive motor 50, swing arm 53 is installed on the gear wheel 51, swing arm 53 interior installation dwangs 60, relatively swing arm 53 rotations of dwang 60, the rear end of swing arm 53 is installed and is adjusted drive motors 52, the output shaft of adjusting drive motors 52 is connected with the rear end of dwang 60, the front end of dwang 60 is installed and is stirred even hinge block 65, stirring even hinge block 65 is positioned at outside the swing arm 53, it is hinged with connecting plate 67 to stir even hinge block 65, as shown in Figure 1, U-shaped wire clamp 55 is installed on the connecting plate 67, U-shaped wire clamp 55 is provided with stopper slot 58, U-shaped wire clamp 55 is hinged with hydraulic cylinder 56, the piston rod of hydraulic cylinder 56 is fixedly connected with insulating bar 57, insulating bar 57 is hinged with an end of machete card wire clamp 54, the other end of machete card wire clamp 54 is provided with location hook 61, offer three positioning screw holes 59 on the sidewall of machete card wire clamp 54, stir on the even hinge block 65 turn drive motor 64 be installed, the output shaft of turn drive motor 64 with stir the articulated axle that even hinge block 65 is connected with connecting plate and be connected.Connecting plate 67, U-shaped wire clamp 55, machete card wire clamp 54, hydraulic cylinder 56 and insulating bar 57 connect and compose the insulator instrument of changing.
Preparation before the replacing insulator string:
Utilize first the existing lifting machine such as crane that described self-propelled is changed the insulator instrument and hang on the overhead transmission line, the leaping over obstacles support 28 that change the insulator instrument this moment all shrinks as shown in Figure 2 in housing 1 interior collection, in case twine with circuit.After the sheave 4 of will walking again is hung on the upper layer circuit 37 of overhead transmission line, makes upper layer circuit 37 be positioned at walking sheave 4 and namely finish the suspension work of changing the insulator instrument.
After replacing insulator instrument hangs and finishes, lifting machine still can not be removed, at this moment, staff's remote control control cabinet 25, control cabinet 25 controls the first motor 24 rotates, the first motor 24 is on the one hand by the first sprocket wheel 16, the first chain 18 and the second sprocket wheel 17 drive the rotating shaft 39 of left side leaping over obstacles support 28 and rotate, the rotating shaft 39 of left side leaping over obstacles support 28 drive connected connecting rod 36 as shown in Figure 2 the position turnback to position shown in Figure 3, to cross over roller 30 and the second buffer bar 33 shifts out outside the housing 1, as shown in Figure 3, make leap roller 30 contact cooperation with lower sandwich circuit 38.Walking sheave 4 two places contacts cooperation with the leap roller about in the of 30 with overhead transmission line, availablely guarantee machine stabilized walking on overhead transmission line.Leaping over obstacles support 28 can be removed lifting machine after launching, described replacing insulator instrument can be on overhead transmission line independent ambulation.The second buffer bar 33 is always to provide crosses over the pretightning force that roller 30 compresses lower sandwich circuit 38, and the first buffer bar 3 makes walking sheave 4 tightly bite upper layer circuit 37 for walking sheave 4 provides downward pretightning force.
During replacing, the image remote control control cabinet 25 that the staff takes according to camera 9,40 rotations of control cabinet 25 control movable motors, movable motor 40 drives walking sheaves 4 and rotates, and moves along overhead transmission line thereby drive replacing insulator instrument.Each walking sheave 4 all is independent ambulation power sources.When near the insulator to be replaced on the circuit, control cabinet 25 is controlled first traversing drive motors 47 and is started, traversing drive motors 47 drives traversing driving leading screw 62 and rotates, traversing driving leading screw 62 cooperates with traversing drive nut 63 makes transverse shifting seat 46 along guide rail 45 traveling priorities, in order to housing 1 outside is shifted out in swing arm 53 and replacing insulator instrument; Restart turn drive motor 64, as shown in Figure 9, turn drive motor 64 drive replacing insulator instruments relatively stir even hinge block 65 and turn over turnback; Then, as shown in figure 10, start rotary drive motor 50, rotary drive motor 50 drives pinion 48 by speed changer 49 and rotates, and pinion 48 drives gear wheel 51 and rotates, and gear wheel 51 drives swing arm 53 and rotates, so that will change the insulator instrument delivers near the insulator to be replaced, start simultaneously and adjust drive motors 52, adjust drive motors 52 and stir even hinge block 65 rotations by dwang 60 drives, make and change the top that the insulator instrument is positioned at insulator to be replaced; At last, start turn drive motor 64, turn drive motor 64 drives changes the upset of insulator instrument, and replacing insulator instrument is compressed on the insulator to be replaced, the end away from steel tower of insulator to be replaced is snapped in the stopper slot 58 interior lockings of U-shaped wire clamp 55.Change the insulator instrument near an end of stringing steel tower, mode of operation by original replacing instrument is fixed with insulator string to be replaced by artificial, namely utilize bolt to pass positioning screw hole 59, yoke plate and the machete card wire clamp 54 of fixed insulation substring on the steel tower is connected and fixed.To change insulator instrument and insulator to be replaced fixing after, start the hydraulic cylinder 56 of changing the insulator instrument, hydraulic cylinder 56 shrinks by the whole replacing insulator instrument of insulating bar 57 pullings, shorten the distance of 54 of rear U-shaped wire clamp 55 and machete card wire clamps, thereby, make insulator string to be replaced lax, bear the pulling force of transmission line by changing the insulator instrument, thereby carry out hot-line insulator string replacement.
For further accurately controlling locking mechanism and the locking of insulator one end of changing the insulator instrument, on the connecting plate 67 camera can be installed, camera is as the criterion with the position that can accurately take locking mechanism, so that staff's remote operation.
For preventing that further crossing over roller 30 breaks away from lower sandwich circuit 38, crosses over the top of roller support 31 help roll 29 is installed.
Change in the traveling process of insulator instrument on overhead transmission line, the mode of walking sheave 4 spanning spacers or stockbridge damper is as follows: first walking sheave 4 that runs at first conductor spacer or stockbridge damper can upwards lift by relative housing 1 under the effect of conductor spacer or stockbridge damper, be at this moment, other walking sheaves 4 still closely are hooked together with circuit, and guaranteeing to change the insulator instrument can firmly be hung on the circuit; After first walking sheave 4 strode across conductor spacer or stockbridge damper, can reset under the drive of connected the first buffer bar 3 articulated with circuit again.Second, third moves with the leap that the 4th walking sheave 4 repeats last walking sheave 4 successively.In the process of walking, guarantee all the time a walking sheave 4 when the disengaging circuit is done spanning spacers or stockbridge damper action, other three walking sheaves 4 clench circuit, make replacing insulator instrument keep stablizing.
Break away from and fall down for further preventing from changing insulator instrument and overhead transmission line, such as Fig. 2, Fig. 3, Fig. 5 and shown in Figure 6, the axle of described walking sheave 4 is provided with backstay 5, as shown in Figures 2 and 3, inner chamber 2 interior mounting limit sheave hinge seats 10, spacing sheave hinge seat 10 is fixedly connected with the upper inside wall of housing 1, on the spacing sheave hinge seat 10 rotation axis is installed, rotation axis and backstay 5 spatial vertical, lever 11 and the first gear 12 are installed on the rotation axis, mounting limit sheave 13 on the lever 11, mounting limit plate 14 on the axle of spacing sheave 13, limiting plate 14 is vertical with the shaft space of the first buffer bar 3; The first leading screw 41 is installed on the axle of the 3rd gear 23, the periphery of the first leading screw 41 is installed the second nut 44, the second nut 44 is threaded with the first leading screw 41, tooth bar 70 and sliding sleeve 43 are installed on the second nut 44, inner chamber 2 interior fixed installation slide rails 42, slide rail 42 cooperate with sliding sleeve 43 and prevent that the second nut 44 from rotating, and tooth bar 70 meshes with the first gear 12, offer location notch 15 on the limiting plate 14, location notch 15 is corresponding one by one with backstay 5.
When leaping over obstacles support 28 launches, the second gear 22 drives the 3rd gear 23 and rotates, the 3rd gear 23 drives the second nut 44 by the first leading screw 41 and makes traveling priority, making tooth bar 70 drive the first gear 12 rotates, thereby make spacing sheave 13 upwards rotate 90 degree, location notch 15 on the limiting plate 14 and backstay 5 be corresponding matching one by one, and spacing sheave 13 cooperates with the sheave 4 of walking upper layer circuit 37 is fixedly clamped up and down.At this moment, walking sheave 4, spacing sheave 13, limiting plate 14 and housing 1 connect and compose a closed-loop upper layer circuit 37 are firmly locked, even walking sheave 4 separates with upper layer circuit 37, upper layer circuit 37 still can't be by deviating from the above-mentioned closed-loop, guaranteeing to change the insulator instrument can be by falling on the overhead transmission line, avoid changing insulator instrument crash or the situation of hurting sb.'s feelings and occur, fail safe is higher.
When making leaping over obstacles support 28 closed not can with the first motor 24 and control cabinet 25 collisions, guarantee the first motor 24 and control cabinet 25 normal operations.As shown in Figures 2 and 3, described inner chamber 2 interior parallel two grid spacers 26 that are provided with, control cabinet 25 and the first motor 24 are between two grid spacers 26.
Stable for the walking of further guaranteeing to change the insulator instrument, to shown in Figure 4, the lower end of rotating shaft 39 lower ends of described left side leaping over obstacles support 28 and the rotating shaft 39 of right side leaping over obstacles support 28 passes respectively that housing 1 is outer respectively installs a balancing weight 27 such as Fig. 2; Two balancing weights, 27 corresponding ends all are arc surfaces.When leaping over obstacles support 28 launches, balancing weight 27 rotates 90 degree as shown in Figure 3 and Figure 4, makes the center of gravity reach of changing the insulator instrument, more closely compresses overhead transmission line so that change the bottom of insulator instrument, thereby, guarantee to change the stabilized walking of insulator instrument.
Described buffer bar is connected and composed by outer tube, interior bar and back-moving spring, bar and back-moving spring in installing in the outer tube.Interior bar is the outer tube traveling priority relatively, and to change the entire length of buffer bar, back-moving spring can make interior bar reset.Described buffer bar can be substituted by existing front vibration damper of motorcycle, so that adjust walking sheave 4 and the position of crossing over roller 30 relative housings 1, reaches the purpose of across obstacle when walking on the line.
As shown in Figure 8, described the first buffer bar 3 comprises the first buffer bar housing 75, offer the first saturating groove 77 on the sidewall of the first buffer bar housing 75, the first buffer bar housing 75 interior installation the first guide posts 66, the periphery of the first guide post 66 is provided with the first spacing block set 70, the first spacing block set 70 is provided with the first gag lever post 79, the first gag lever post 79 is positioned at the first saturating groove 77, the periphery of the first guide post 66 is installed the first spring 78, one end of the first spring 78 contacts with the first spacing block set 70, the front end in contact of the other end of the first spring 78 and the first buffer bar housing 75.The first buffer bar 3 applies the pretightning force of stinging tight overhead transmission line by 66 pairs of walkings of the first guide post sheave 4.
As shown in Figure 9, described the second buffer bar 33 comprises the second buffer bar housing 76, offer the second saturating groove 69 on the sidewall of the second buffer bar housing 76, the second buffer bar housing 76 interior installation the second guide posts 71, the periphery of the second guide post 71 is provided with the second spacing block set 72, the second spacing block set 72 is provided with the second gag lever post 73, the second gag lever post 73 cooperates with the second saturating groove 69, the periphery of the second guide post 71 is installed the second spring 74, one end of the second spring 74 contacts with the second spacing block set 72, and the other end of the second spring 74 contacts with the second buffer bar housing 76.
Technical solutions according to the invention are not restricted in the scope of embodiment of the present invention.The present invention not technology contents of detailed description is known technology.
Claims (7)
1. whole string insulator tool of line expansion resistance of hot line replacement of big knife card, comprise housing (1), it is characterized in that: offer inner chamber (2) in the housing (1), top fixed installation four first buffer bars (3) of inner chamber (2), first guide post (66) of every the first buffer bar (3) stretches out the outer movable motor (40) of installing of housing (1), walking sheave (4) is installed on the output shaft of movable motor (40), and walking sheave (4) is positioned at the front upper place of housing (1); The back mounting guide rail (45) of housing (1) and traversing driving leading screw (62), relatively housing (1) rotation of traversing driving leading screw (62), the upper transverse shifting seat (46) of installing of guide rail (45), transverse shifting seat (46) can be along guide rail (45) traveling priority, the upper traversing drive nut (63) of installing of transverse shifting seat (46), traversing drive nut (63) is threaded with traversing driving leading screw (62), traversing driving leading screw (62) is positioned at the inboard of transverse shifting seat (46), the upper traversing drive motors (47) of installing of housing (1), the output shaft of traversing drive motors (47) is connected with an end of traversing driving leading screw (62), the upper gear wheel (51) of installing of transverse shifting seat (46), the axle of gear wheel (51) is perpendicular to the back side of housing (1), the upper pinion (48) of installing of housing (1), speed changer (49) and rotary drive motor (50), pinion (48) and gear wheel (51) engagement, the axle of pinion (48) is connected with the output shaft of speed changer (49), the power shaft of speed changer (49) is connected with the output shaft of rotary drive motor (50), the upper installation of gear wheel (51) swing arm (53), dwang (60) is installed in the swing arm (53), relatively swing arm (53) rotation of dwang (60), the rear end of swing arm (53) is installed and is adjusted drive motors (52), the output shaft of adjusting drive motors (52) is connected with the rear end of dwang (60), the front end of dwang (60) is installed and is stirred even hinge block (65), stirring even hinge block (65) is positioned at outside the swing arm (53), it is hinged with connecting plate (67) to stir even hinge block (65), the upper U-shaped wire clamp (55) of installing of connecting plate (67), U-shaped wire clamp (55) is provided with stopper slot (58), U-shaped wire clamp (55) is hinged with hydraulic cylinder (56), the piston rod of hydraulic cylinder (56) is fixedly connected with insulating bar (57), insulating bar (57) is hinged with an end of machete card wire clamp (54), the other end of machete card wire clamp (54) is provided with location hook (61), offer three positioning screw holes (59) on the sidewall of machete card wire clamp (54), stir the upper turn drive motor (64) of installing of even hinge block (65), the output shaft of turn drive motor (64) with stir even hinge block (65) and be connected 67 with connecting plate) articulated axle be connected.
2. whole string insulator tool of line expansion resistance of hot line replacement of big knife card according to claim 1, it is characterized in that: two leaping over obstacles supports (28) are installed in the bottom of inner chamber (2) take inner chamber (2) axis as the center line left-right symmetric, and leaping over obstacles support (28) is connected and composed by U-shaped bearing (35), connecting rod (36), supporting seat (32), the second buffer bar (33), leap roller support (31) and leap roller (30); U-shaped bearing (35) vertically is installed in the inner chamber (2), U-shaped bearing (35) is fixedly connected with housing (1), the upper installation of U-shaped bearing (35) rotating shaft (39), a connecting rod (36) is respectively installed at the two ends of rotating shaft (39), the rear end of connecting rod (36) is fixedly connected with rotating shaft (39), the front end of connecting rod (36) is hinged with the two ends of supporting seat (32) respectively, upper the second buffer bar (33) of installing of supporting seat (32), second guide post (71) of the second buffer bar (33) passes supporting seat (32) leap roller support (31) is installed, and crosses over upper installation of roller support (31) and crosses over roller (30); Housing (1) each side offer a groove (34), groove (34) is corresponding with leaping over obstacles support (28); Control cabinet (25) is installed in the inner chamber (2), upper the first motor (24) of installing of control cabinet (25), the first sprocket wheel (16) and the second gear (22) are installed on the output shaft of the first motor (24), the second sprocket wheel (17) is installed in the upper end of the rotating shaft (39) of left side leaping over obstacles support (28), and the second sprocket wheel (17) is connected by the first chain (18) with the first sprocket wheel (16); The 3rd gear (23) is installed in the inner chamber (2), the 3rd gear (23) and the second gear (22) engagement, the 4th sprocket wheel (21) is installed on the axle of the 3rd gear (23), the 3rd sprocket wheel (19) is installed in the upper end of the rotating shaft (39) of right side leaping over obstacles support (28), and the 3rd sprocket wheel (19) is connected with the 4th sprocket wheel (21) by the second chain (20); Mounting rod (6) is installed on the top of housing (1), the upper shooting rolling disc (7) of installing of mounting rod (6), the upper shooting hinge seat (8) of installing of shooting rolling disc (7), the upper camera (9) of installing of shooting hinge seat (8); One side installation manipulator arm of housing (1), mechanical arm is positioned at inner chamber (2), offers on housing (1) sidewall corresponding with mechanical arm and is convenient to the open-work that mechanical arm stretches out.
3. whole string insulator tool of line expansion resistance of hot line replacement of big knife card according to claim 2, it is characterized in that: the axle of described walking sheave (4) is provided with backstay (5), inner chamber (2) interior mounting limit sheave hinge seat (10), spacing sheave hinge seat (10) is fixedly connected with the upper inside wall of housing (1), the upper rotation axis of installing of spacing sheave hinge seat (10), rotation axis and backstay (5) spatial vertical, lever (11) and the first gear (12) are installed on the rotation axis, the upper mounting limit sheave (13) of lever (11), mounting limit plate (14) on the axle of spacing sheave (13), limiting plate (14) is vertical with the shaft space of the first buffer bar (3); The first leading screw (41) is installed on the axle of the 3rd gear (23), the periphery of the first leading screw (41) is installed the second nut (44), upper tooth bar (70) and the sliding sleeve (43) installed of the second nut (44), fixed installation slide rail (42) in the inner chamber (2), slide rail (42) cooperates with sliding sleeve (43), tooth bar (70) and the first gear (12) engagement are offered location notch (15) on the limiting plate (14), location notch (15) is corresponding one by one with backstay (5).
4. whole string insulator tool of line expansion resistance of hot line replacement of big knife card according to claim 2, it is characterized in that: parallel two grid spacers (26) that are provided with in the described inner chamber (2), control cabinet (25) and the first motor (24) are positioned between two grid spacers (26).
5. whole string insulator tool of line expansion resistance of hot line replacement of big knife card according to claim 2 is characterized in that: the lower end of rotating shaft (39) lower end of described left side leaping over obstacles support (28) and the rotating shaft (39) of right side leaping over obstacles support (28) passes respectively the outer balancing weight (27) of respectively installing of housing (1); The corresponding end of two balancing weights (27) all is arc surface.
6. whole string insulator tool of line expansion resistance of hot line replacement of big knife card according to claim 2, it is characterized in that: described the first buffer bar (3) comprises the first buffer bar housing (75), offer the first saturating groove (77) on the sidewall of the first buffer bar housing (75), the first guide post (66) is installed in the first buffer bar housing (75), the periphery of the first guide post (66) is provided with the first spacing block set (70), the first spacing block set (70) is provided with the first gag lever post (79), the first gag lever post (79) is positioned at the first saturating groove (77), the periphery of the first guide post (66) is installed the first spring (78), one end of the first spring (78) contacts with the first spacing block set (70), the front end in contact of the other end of the first spring (78) and the first buffer bar housing (75).
7. whole string insulator tool of line expansion resistance of hot line replacement of big knife card according to claim 2, it is characterized in that: described the second buffer bar (33) comprises the second buffer bar housing (76), offer the second saturating groove (69) on the sidewall of the second buffer bar housing (76), the second guide post (71) is installed in the second buffer bar housing (76), the periphery of the second guide post (71) is provided with the second spacing block set (72), the second spacing block set (72) is provided with the second gag lever post (73), the second gag lever post (73) cooperates with the second saturating groove (69), the periphery of the second guide post (71) is installed the second spring (74), one end of the second spring (74) contacts with the second spacing block set (72), and the other end of the second spring (74) contacts with the second buffer bar housing (76).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110191409 CN102222869B (en) | 2011-07-10 | 2011-07-10 | Tool with large knife clamp for lively replacing strain insulator string on line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110191409 CN102222869B (en) | 2011-07-10 | 2011-07-10 | Tool with large knife clamp for lively replacing strain insulator string on line |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102222869A CN102222869A (en) | 2011-10-19 |
| CN102222869B true CN102222869B (en) | 2013-04-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110191409 Expired - Fee Related CN102222869B (en) | 2011-07-10 | 2011-07-10 | Tool with large knife clamp for lively replacing strain insulator string on line |
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| Country | Link |
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| CN (1) | CN102222869B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104648508B (en) * | 2015-02-06 | 2017-03-29 | 国家电网公司 | A kind of electrically operated auxiliary manipulator of high pressure |
| CN105098658B (en) * | 2015-09-18 | 2017-07-14 | 国网上海市电力公司 | A kind of insulator exchange apparatus |
| CN105281254B (en) * | 2015-11-17 | 2018-08-28 | 国网冀北电力有限公司秦皇岛供电公司 | Maintenance driving used for transmission line |
| CN110153695A (en) * | 2019-07-03 | 2019-08-23 | 国网浙江省电力有限公司杭州供电公司 | Mechanical arm type live working tools |
| CN111799709B (en) * | 2020-07-28 | 2021-07-02 | 国网山东省电力公司平原县供电公司 | Cable trench cable is laid and is used centre gripping feeding device |
| CN112653015B (en) * | 2020-12-17 | 2022-02-25 | 广东电网有限责任公司 | Cross-over pay-off assistor |
| CN112838522B (en) * | 2021-03-01 | 2023-06-23 | 广东新联建设工程有限公司 | Auxiliary tool for mounting overhead line power insulator |
| CN114273901B (en) * | 2022-01-25 | 2024-03-26 | 国网安徽省电力有限公司电力科学研究院 | Integrated dismounting device for needle insulator |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85204196U (en) * | 1985-09-28 | 1986-06-11 | 鞍山电业局 | Clamps for change straight-line whole serial insulators on live wire work |
| CN2912028Y (en) * | 2006-06-16 | 2007-06-13 | 冯海潮 | Live replacing device for compact six-line insulator string |
| CN100464474C (en) * | 2007-03-23 | 2009-02-25 | 上海市电力公司超高压输变电公司 | Live line replacing method high voltage transmission line strain insulator-string and device |
| CN201323409Y (en) * | 2008-11-07 | 2009-10-07 | 江苏省电力公司徐州供电公司 | Tool for live line replacing of high voltage transmission line V-shaped insulator chain |
| CN202134850U (en) * | 2011-07-10 | 2012-02-01 | 山东电力集团公司超高压公司 | Whole string insulator tool of line expansion resistance of hot line replacement of big knife card |
-
2011
- 2011-07-10 CN CN 201110191409 patent/CN102222869B/en not_active Expired - Fee Related
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| CN102222869A (en) | 2011-10-19 |
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Owner name: STATE ELECTRIC NET CROP. Free format text: FORMER OWNER: ULTRA-HV COMPANY OF SHANDONG ELECTRIC POWER CORPORATION Effective date: 20131121 Owner name: STATE GRID SHANDONG ELECTRIC POWER COMPANY MAINTEN Effective date: 20131121 |
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Effective date of registration: 20131121 Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Patentee after: State Grid Corporation of China Patentee after: MAINTENANCE COMPANY OF STATE GRID SHANDONG ELECTRIC POWER Co. Address before: 250021 No. ten, No. 111, weft Road, Shandong, Ji'nan Patentee before: Extra-high Voltage Co., Ltd., Shandong Electric Power Corp. |
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Inventor after: Wang Jin Inventor after: Fu Yixian Inventor after: Xu Yuanchao Inventor after: Sheng Zhen Inventor after: Liu Hongzheng Inventor after: Wang Su Inventor after: Yang Lichao Inventor after: Meng Hailei Inventor after: Zheng Lianyong Inventor after: Liu Xingjun Inventor after: Ma Weijie Inventor after: Qiao Yaohua Inventor before: Liu Hongzheng Inventor before: Wang Jin Inventor before: Xu Yuanchao Inventor before: Sheng Zhen Inventor before: Wang Su Inventor before: Yang Lichao Inventor before: Meng Hailei Inventor before: Zheng Lianyong Inventor before: Liu Xingjun Inventor before: Ma Weijie Inventor before: Qiao Yaohua Inventor before: Fu Yixian |
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Free format text: CORRECT: INVENTOR; FROM: LIU HONGZHENG WANG SU YANG LICHAO MENG HAILEI ZHENG LIANYONG LIU XINGJUN MA WEIJIE QIAO YAOHUA FU YIXIAN WANG JIN XU YUANCHAO SHENG ZHEN TO: WANG JIN LIU HONGZHENG WANG SU YANG LICHAO MENG HAILEI ZHENG LIANYONG LIU XINGJUN MA WEIJIE QIAO YAOHUA FU YIXIAN XU YUANCHAO SHENG ZHEN |
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