CN102290745B - Live working strain front-end clamping tool for fast locking-type lead wire of front strain clamp - Google Patents
Live working strain front-end clamping tool for fast locking-type lead wire of front strain clamp Download PDFInfo
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- CN102290745B CN102290745B CN 201110256865 CN201110256865A CN102290745B CN 102290745 B CN102290745 B CN 102290745B CN 201110256865 CN201110256865 CN 201110256865 CN 201110256865 A CN201110256865 A CN 201110256865A CN 102290745 B CN102290745 B CN 102290745B
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Abstract
The invention discloses a live working strain front-end clamping tool for a fast locking-type lead wire of a front strain clamp, which comprises a walking mechanism, wherein a traversing mechanism is arranged at the back of a shell of the walking mechanism; a rotating mechanism is arranged on a transverse moving seat of the traversing mechanism; an adjusting mechanism is arranged on the rotating mechanism; a turning articulated seat is arranged at the front end of a rotating rod of the adjusting mechanism; the turning articulated seat is articulated with the back end of a tool for replacing an insulator; a turning driving motor is arranged on the turning articulated seat; a locking mechanism is arranged on the tool for replacing the insulator; a front strain clamp of the tool for replacing the insulator comprises two clamping plates; one end of a first clamping plate is articulated with the middle part of a second clamping plate; one end of the second clamping plate is articulated with one insulating rod; and the other end of the second clamping plate and the other end of the first clamping plate are respectively connected with the other insulating rod by fast locking bolts.
Description
Technical field
The present invention relates to a kind of front strain clamp fast-locking lead live line working strain insulator front end card instrument.
Background technology
At present, in the ehv power transmission industry, utilize to have larger potential safety hazard in the process that has tool belt charged renewal line insulator string now.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.In addition, the strain insulator front end card of existing replacing instrument needs to fix with existing bolt and nut, and operating process is comparatively loaded down with trivial details, operating time is longer, and, in operating process, be prone to the situation that nut falls, affect on the one hand operation progress, can the personnel component of steel tower below be threatened on the other hand.
Summary of the invention
Purpose of the present invention, provide a kind of front strain clamp fast-locking lead live line working strain insulator front end card instrument, 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.It need not be fixed by nut, can realize self-locking, and is easy and simple to handle, high efficiency, and the situation that can avoid the nut falling from high altitude to hurt sb.'s feelings.
The objective of the invention is to be achieved through the following technical solutions: front strain clamp fast-locking lead live line working strain insulator front end card instrument, 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 hinge seat, stirring hinge seat is positioned at outside the swing arm, it is hinged with the rear end of changing the insulator instrument to stir hinge seat, stir turn drive motor be installed on the hinge seat, the output shaft of turn drive motor with stir hinge seat and be connected with the hinge axis of being connected the insulator instrument, change on the insulator instrument locking mechanism be installed; Changing the insulator instrument is connected and composed by rear strain clamp, front strain clamp, hydraulic cylinder and insulating bar, each is hinged with a hydraulic cylinder at the two ends of rear strain clamp, each is hinged with an end of an insulating bar for the piston rod of each hydraulic cylinder, and the other end of two insulating bars is hinged with the two ends of front strain clamp respectively; The concrete connected mode of front strain clamp and insulating bar is, front strain clamp is by the first clamping plate and the second clamping plate are hinged consists of, one end of the first clamping plate and the middle part of the second clamping plate are hinged, one end of the second clamping plate and an insulating bar are hinged, the other end of the second clamping plate be connected the other end of clamping plate and be connected with another root insulating bar by fast locking bolt respectively; Fast locking bolt is connected and composed by key, spacing dead bolt, pull bar, lower position block, the first spring, limiting plate, guide rod, the second spring and upper limit position block, offer cavity in the key, offer groove on the sidewall of key, groove communicates with cavity thoroughly, mounting limit dead bolt in the cavity, spacing dead bolt and key bottom-hinged, and corresponding with saturating groove, spacing dead bolt is provided with driving lever, offers the bar shaped chute on the driving lever; Guide rod is installed in the upper end of key, the lower end of guide rod is positioned at cavity lower position block is installed, the upper end of guide rod is positioned at key and installs guide vane end stop outward, periphery activity mounting limit plate, the first spring and second spring of guide rod, the second spring is between upper limit position block and limiting plate, and the first spring is between limiting plate and key, and pull bar is installed in the bottom of lower position block, slide block is installed on the pull bar, and slide block cooperates with the bar shaped chute.
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 gear wheel 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 insulating bar of housing, the mechanical arm insulating bar is positioned at inner chamber, offers on the housing sidewall corresponding with the mechanical arm insulating bar and is convenient to the open-work that the mechanical arm insulating bar 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, the periphery of the first leading screw is installed the second nut, tooth bar key and sliding sleeve are installed on the second nut, fixed installation slide rail in the inner chamber, slide rail cooperates with sliding sleeve, location notch is offered in tooth bar key and the engagement of the first gear 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 locking mechanism is connected and composed by clamping plate and electric mortise lock, the described rear strain clamp middle part two described clamping plate that be arranged in parallel consist of a groove between the two clamping plates, on the clamping plate electric mortise lock is installed, offer lockhole on another piece clamping plate, lockhole is corresponding with the dead bolt of electric mortise lock.
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 that front strain clamp fast-locking lead of the present invention is used live line working strain insulator front end card instrument; Fig. 2 is the backsight structural representation of Fig. 1, has omitted replacing insulator instrument among the figure; Fig. 3 is that front strain clamp fast-locking lead of the present invention is opened in running order structural representation after with the exhibition of live line working strain insulator front end card instrument, 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 detent mechanism and the structural representation of changing the insulator instrument; Fig. 9 is the structural representation after the structural representation of the replacing insulator instrument among Fig. 8 turns over turnback; Figure 10 is the structural representation that the replacing insulator instrument among Fig. 9 turn to level; Figure 11 is the I office structure for amplifying schematic diagram of Figure 10, and spacing dead bolt is to stretch out spacing state among the figure; Figure 12 is the I office structure for amplifying schematic diagram of Figure 10, in the spacing dead bolt income cavity among the figure, and has omitted insulating bar and front strain clamp among the figure; Figure 13 is that the D of Fig. 9 is to the structure for amplifying schematic diagram.
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 Front clamp ; 55 after clamp ; 56 hydraulic cylinders ; 57 insulating rod ; 58 splints ; 59 electric locks ; 60 rotating rod ; 61 replacement of insulators tools ; 62 sliding drive rod ; 63 horizontal shift drive nut ; 64 inversion drive motor ; flip hinge base 65 ; 66 a first guide rod ; 67 groove ; 68 first plate ; 69 second plate ; 70 plug body ; 71 cavities ; 72 limit tongue ; 73 lever ; 74 bar chute ; 75 sliders ; 76 push rod ; 77 through the slot ; 78 lower bit block ; 79 first spring ; 80 restrictor plates ; 81 guide rod ; 82 second spring ; 83 caps bit block ; 84 handle ; 85 axes.
Embodiment
Front strain clamp fast-locking lead of the present invention live line working strain insulator front end card instrument, 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 51 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 57 of housing 1, mechanical arm 57 is positioned at inner chamber 2, offers on sidewall corresponding to housing 1 and mechanical arm 57 to be convenient to the open-work that mechanical arm 57 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 hinge seat 65, stirring hinge seat 65 is positioned at outside the swing arm 53, it is hinged with the rear end of changing insulator instrument 61 to stir hinge seat 65, stir turn drive motor 64 is installed on the hinge seat 65, the output shaft of turn drive motor 64 with stir hinge seat 65 and be connected with the hinge axis of being connected insulator instrument 61, change on the insulator instrument 61 locking mechanism be installed.Changing insulator instrument 61 is connected and composed by rear strain clamp 55, front strain clamp 54, hydraulic cylinder 56 and insulating bar 57, each is hinged with a hydraulic cylinder 56 at the two ends of rear strain clamp 55, each is hinged with an end of an insulating bar 57 for the piston rod of each hydraulic cylinder 56, and the other end of two insulating bars 57 is hinged with the two ends of front strain clamp 54 respectively.Front strain clamp 54 with the concrete connected mode of insulating bar 57 is, front strain clamp 54 is by the first clamping plate 68 and the second clamping plate 69 are hinged consists of, one end of the first clamping plate 68 and the middle part of the second clamping plate 69 are hinged, one end of the second clamping plate 69 and an insulating bar 57 are hinged, the other end of the second clamping plate 69 be connected the other end of clamping plate 68 and be connected with another root insulating bar 57 by fast locking bolt respectively.Such as Figure 11 and shown in Figure 12, fast locking bolt is connected and composed by key 70, spacing dead bolt 72, pull bar 76, lower position block 78, the first spring 79, limiting plate 80, guide rod 81, the second spring 82 and upper limit position block 83, offer cavity 71 in the key 70, offer groove 77 on the sidewall of key 70, groove 77 communicates with cavity 71 thoroughly, cavity 71 interior mounting limit dead bolts 72, spacing dead bolt 72 and key 70 bottom-hinged, and corresponding with saturating groove 77, spacing dead bolt 72 is provided with driving lever 73, offers bar shaped chute 74 on the driving lever 73; Guide rod 81 is installed in the upper end of key 70, the lower end of guide rod 81 is positioned at cavity 71 installation lower position blocks 78, the upper end of guide rod 81 is positioned at the key 70 outer guide vane end stops 83 of installing, periphery activity mounting limit plate 80, the first spring 79 and second spring 82 of guide rod 81, the second spring 82 is between upper limit position block 83 and limiting plate 80, the first spring 79 is between limiting plate 80 and key 70, pull bar 76 is installed in the bottom of lower position block 78, slide block 75 is installed on the pull bar 76, and slide block 75 cooperates with bar shaped chute 74.As shown in figure 11, the diameter of limiting plate 80 and the first spring 79 should be greater than the jack diameter on the first clamping plate 68, and the first spring 79 is less than the diameter of limiting plate 80.As shown in figure 11, fast locking bolt is not for being subjected to the state of external force, and at this moment, pull bar 76 stretches out outside the groove 77 spacing dead bolt 72 under the acting in conjunction of the first spring 79 and the second spring 82, keeps spacing state.Need fast locking bolt is taken out, when front strain clamp 54 is separated with insulating bar 57, should press first limiting plate 80, spacing dead bolt 72 and the second clamping plate 69 are separated, in order to for spacing dead bolt 72 rotations provide enough spaces, press again upper limit position block 83, make pull bar 76 drive spacing dead bolt 72 counter-rotatings in saturating groove 77 income cavitys 71 by driving lever 73, at this moment, can be with fast locking bolt by front strain clamp 54 and insulating bar 57 interior taking-ups.Before needing fast locking bolt inserted in the jack of strain clamp 54 and insulating bar 57 time, only need the lower end aligned jack insertion of fast locking bolt is got final product, spacing dead bolt 72 can under the effect of the first clamping plate 68, the second clamping plate 69 and insulating bar 57 in the income cavity 71, can insert fast locking bolt smoothly in the insertion process; After spacing dead bolt 72 was positioned at the second clamping plate 69 belows, spacing dead bolt 72 can be promoted by pull bar 76 under the effect of the first spring 79 and the second spring 82, will produce outside the groove 77, utilized spacing dead bolt 72 with front strain clamp 54 and insulating bar 57 lockings.Strain clamp 54 and insulating bar 57 before utilizing fast locking bolt to connect, simple to operation, can significantly increase work efficiency, save the operating time.
Because the position-limiting action of lower position block 78, therefore, as shown in figure 11, spacing dead bolt 72 can not rotate counterclockwise, and in the income that turns clockwise the only cavity 71, thereby the limitation locking effect of guaranteeing spacing dead bolt 72 can realize.
For convenient fast locking bolt is taken out, simultaneously also in order conveniently to press limiting plate 80, such as Figure 11 and shown in Figure 12, handle 84 is installed on the limiting plate 80, upper limit position block 83 is positioned at upper limit position block 83.
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 61; Restart turn drive motor 64, as shown in Figure 9, turn drive motor 64 drive replacing insulator instruments 61 relatively stir hinge seat 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 insulator instrument 61 delivers near the insulator to be replaced, start simultaneously and adjust drive motors 52, adjust drive motors 52 and stir hinge seat 65 rotations by dwang 60 drives, make and change the top that insulator instrument 61 is positioned at insulator to be replaced; At last, start turn drive motor 64, turn drive motor 64 drives changes 61 upsets of insulator instrument, and replacing insulator instrument 61 is compressed on the insulator to be replaced, starts locking mechanism, with the end locking away from steel tower of insulator to be replaced.Change insulator instrument 61 near an end of stringing steel tower, fix with insulator string to be replaced by artificial by the mode of operation of original replacing instrument.To change insulator instrument 61 fixing with insulator to be replaced after, start the insulator instrument 61 of changing, change 61 contractions of insulator instrument and make insulator string to be replaced lax, bear the pulling force of transmission line by changing insulator instrument 61, thereby carry out hot-line insulator string replacement.
For further accurately controlling locking mechanism and the locking of insulator one end of changing insulator instrument 61, in the swing arm 53 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.
As shown in Figure 1, described replacing insulator instrument 61 is connected and composed by rear strain clamp 55, front strain clamp 54, hydraulic cylinder 56 and insulating bar 57, each is hinged with a hydraulic cylinder 56 at the two ends of rear strain clamp 55, each is hinged with an end of an insulating bar 57 for the piston rod of each hydraulic cylinder 56, and the other end of two insulating bars 57 is hinged with the two ends of front strain clamp 54 respectively.After replacing insulator instrument 61 and insulator string to be replaced two ends are connected and fixed, primer fluid cylinder pressure 56, hydraulic cylinder 56 shrinks the distance that the rear strain clamp 55 of shortening and front strain clamp are 54 by the whole replacing insulator instrument 61 of insulating bar 57 pullings.
As shown in Figure 1, described locking mechanism is connected and composed by clamping plate 58 and electric mortise lock 59, the described rear strain clamp 55 middle parts two described clamping plate 58 that be arranged in parallel, consist of a groove 67 between the two clamping plates 58, electric mortise lock 59 is installed on the clamping plate 58, offer lockhole on another piece clamping plate 58, lockhole is corresponding with the dead bolt of electric mortise lock 59.After an end of insulator string to be replaced is positioned at groove 67, electric mortise lock 59 action, the dead bolt of electric mortise lock 59 inserts in the lockhole on another piece clamping plate 58, thereby with the end locking of insulator to be replaced.
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.
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 (6)
1. front strain clamp fast-locking lead is with live line working strain insulator front end card instrument, 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 hinge seat (65), stirring hinge seat (65) is positioned at outside the swing arm (53), it is hinged with the rear end of changing insulator instrument (61) to stir hinge seat (65), stir the upper turn drive motor (64) of installing of hinge seat (65), the output shaft of turn drive motor (64) with stir hinge seat (65) and be connected with the hinge axis of being connected insulator instrument (61), change the upper locking mechanism of installing of insulator instrument (61); Changing insulator instrument (61) is connected and composed by rear strain clamp (55), front strain clamp (54), hydraulic cylinder (56) and insulating bar (57), each is hinged with a hydraulic cylinder (56) at the two ends of rear strain clamp (55), each is hinged with an end of an insulating bar (57) for the piston rod of each hydraulic cylinder (56), and the other end of two insulating bars (57) is hinged with the two ends of front strain clamp (54) respectively; Front strain clamp (54) with the concrete connected mode of insulating bar (57) is, front strain clamp (54) is by the first clamping plate (68) and the hinged formation of the second clamping plate (69), the middle part of one end of the first clamping plate (68) and the second clamping plate (69) is hinged, one end of the second clamping plate (69) and an insulating bar (57) are hinged, the other end of the second clamping plate (69) be connected the other end of clamping plate (68) and be connected with another root insulating bar (57) by fast locking bolt respectively; Fast locking bolt is by key (70), spacing dead bolt (72), pull bar (76), lower position block (78), the first spring (79), limiting plate (80), guide rod (81), the second spring (82) and upper limit position block (83) connect and compose, offer cavity (71) in the key (70), offer groove (77) on the sidewall of key (70), groove (77) communicates with cavity (71) thoroughly, the interior mounting limit dead bolt of cavity (71) (72), spacing dead bolt (72) and key (70) bottom-hinged, and corresponding with saturating groove (77), spacing dead bolt (72) is provided with driving lever (73), offers bar shaped chute (74) on the driving lever (73); Guide rod (81) is installed in the upper end of key (70), the lower end of guide rod (81) is positioned at cavity (71) lower position block (78) is installed, the upper end of guide rod (81) is positioned at the outer guide vane end stop (83) of installing of key (70), the periphery activity mounting limit plate (80) of guide rod (81), the first spring (79) and the second spring (82), the second spring (82) is positioned between upper limit position block (83) and the limiting plate (80), the first spring (79) is positioned between limiting plate (80) and the key (70), pull bar (76) is installed in the bottom of lower position block (78), the upper slide block (75) of installing of pull bar (76), slide block (75) cooperates with bar shaped chute (74).
2. front strain clamp fast-locking lead according to claim 1 is with live line working strain insulator front end card instrument, 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), the second guide post gear wheel (51) 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 insulating bar (57) of housing (1), mechanical arm insulating bar (57) is positioned at inner chamber (2), offers on housing (1) sidewall corresponding with mechanical arm insulating bar (57) and is convenient to the open-work that mechanical arm insulating bar (57) stretches out.
3. front strain clamp fast-locking lead according to claim 2 is with live line working strain insulator front end card instrument, 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 key (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 key (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. front strain clamp fast-locking lead according to claim 2 is with live line working strain insulator front end card instrument, 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. front strain clamp fast-locking lead according to claim 2 is with live line working strain insulator front end card instrument, and it 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. front strain clamp fast-locking lead according to claim 1 is with live line working strain insulator front end card instrument, it is characterized in that: described locking mechanism is connected and composed by clamping plate (58) and electric mortise lock (59), two described clamping plate (58) be arranged in parallel in the middle part of the described rear strain clamp (55), consist of a groove (67) between the two clamping plates (58), the upper electric mortise lock (59) of installing of clamping plate (58), offer lockhole on another piece clamping plate (58), lockhole is corresponding with the dead bolt of electric mortise lock (59).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110256865 CN102290745B (en) | 2011-09-01 | 2011-09-01 | Live working strain front-end clamping tool for fast locking-type lead wire of front strain clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110256865 CN102290745B (en) | 2011-09-01 | 2011-09-01 | Live working strain front-end clamping tool for fast locking-type lead wire of front strain clamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102290745A CN102290745A (en) | 2011-12-21 |
| CN102290745B true CN102290745B (en) | 2013-04-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110256865 Expired - Fee Related CN102290745B (en) | 2011-09-01 | 2011-09-01 | Live working strain front-end clamping tool for fast locking-type lead wire of front strain clamp |
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| Country | Link |
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| CN (1) | CN102290745B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107147034A (en) * | 2017-05-12 | 2017-09-08 | 国家电网公司 | Tension-resistant rod insulator replacement device |
| CN112489899B (en) * | 2020-11-25 | 2022-05-27 | 国网江苏省电力有限公司泰州供电分公司 | Self-locking connecting piece for insulator |
| CN112777410B (en) * | 2021-01-07 | 2023-01-24 | 山东鲁普耐特机械有限公司 | Efficient multi-head ball hitting machine and ball hitting method |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4073086B2 (en) * | 1998-08-10 | 2008-04-09 | 中部電力株式会社 | Insulator replacement device for double tension insulators |
| CN2595034Y (en) * | 2002-12-02 | 2003-12-24 | 国家电力公司南方公司平果超高压局 | Clamp device for working on hot power transmission line |
| CN201937206U (en) * | 2010-12-07 | 2011-08-17 | 江西省电力公司超高压分公司 | Universal tool for electrically replacing 500kV strain insulator string |
| CN202197054U (en) * | 2011-09-01 | 2012-04-18 | 山东电力集团公司超高压公司 | Hot-line work tension resistant front end clamp tool for front tension clamp fast-locking lead |
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2011
- 2011-09-01 CN CN 201110256865 patent/CN102290745B/en not_active Expired - Fee Related
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| CN102290745A (en) | 2011-12-21 |
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Owner name: STATE GRID SHANDONG ELECTRIC POWER COMPANY MAINTEN Effective date: 20131121 Owner name: STATE ELECTRIC NET CROP. Free format text: FORMER OWNER: ULTRA-HV COMPANY OF SHANDONG ELECTRIC POWER CORPORATION Effective date: 20131121 |
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Inventor after: Wang Jin Inventor after: Ma Weijie Inventor after: Qiao Yaohua Inventor after: Fu Yixian Inventor after: Xu Yuanchao Inventor after: Wang Su Inventor after: Yang Lichao Inventor after: Liu Hongzheng Inventor after: Meng Hailei Inventor after: Zheng Lianyong Inventor after: Liu Xingjun Inventor after: Tang Jianhong Inventor after: Feng Yingchun Inventor before: Wang Su Inventor before: Qiao Yaohua Inventor before: Fu Yixian Inventor before: Wang Jin Inventor before: Xu Yuanchao Inventor before: Yang Lichao Inventor before: Liu Hongzheng Inventor before: Meng Hailei Inventor before: Zheng Lianyong Inventor before: Liu Xingjun Inventor before: Tang Jianhong Inventor before: Feng Yingchun Inventor before: Ma Weijie |
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