CN102280837B - Self-locking type live-line work insulator replacing tool with back strain clamp for wire - Google Patents
Self-locking type live-line work insulator replacing tool with back strain clamp for wire Download PDFInfo
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- CN102280837B CN102280837B CN 201110255146 CN201110255146A CN102280837B CN 102280837 B CN102280837 B CN 102280837B CN 201110255146 CN201110255146 CN 201110255146 CN 201110255146 A CN201110255146 A CN 201110255146A CN 102280837 B CN102280837 B CN 102280837B
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Abstract
The invention discloses a self-locking type live-line work insulator replacing tool with a back strain clamp for a wire. The self-locking type live-line work insulator replacing tool comprises a traveling mechanism, a transversely moving mechanism is arranged at the back of a shell of the traveling mechanism, a transversely moving seat of the transversely moving mechanism is provided with a rotating mechanism, a regulating mechanism is arranged on the rotating mechanism, a turnover articulating seat is arranged at the front end of a rotating rod of the regulating mechanism, a turnover drive motor is arranged on the turnover articulating seat, and the back strain clamp of the insulator replacing tool is provided with a locking mechanism; the locking mechanism is formed by connecting two clamp boards, an electrically operated push rod, a door-shaped press block, inclined blocks, a tension spring and pressing plates; the two clamp boards are arranged at the back of the insulator replacing tool in parallel; cavities in the back strain clamp and the clamp boards are communicated to form a cavity, the electrically operated push rod is arranged in the cavity, the door-shaped press block is arranged at the upper end of the electrically operated push rod, and two wedge-shaped push blocks are arranged at the lower end of the door-shaped press block; and the clamp boards are provided with through slots, the inclined block is respectively arranged in the cavity of each clamp board, and the inclined blocks extend out of the through slots and are provided with the pressing plates.
Description
Technical field
The present invention relates to a kind of rear tension clamp self-locking lead live-line work insulator replacing tool.
Background technology
At present, in the ehv power transmission industry, utilize and 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 coordinate and complete, 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 situation on 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.Utilizing the replacing instrument of automation to substitute is manually the method for optimizing that solves work high above the ground, but because the replacing instrument of existing automation all is difficult to realize automatically locking insulator, so do not have the value of actual use.
Summary of the invention
Purpose of the present invention, be to provide a kind of rear tension clamp self-locking lead live-line work insulator replacing tool, it can move freely on transmission line, the energy ancillary staff completes the work of replacing insulator under electrified, thereby can avoid the staff to hang on work high above the ground on transmission line, can fundamentally stop to occur because of the fall accident of injures and deaths of the transmission line fracture personnel that cause.In addition, its rear end card can really be realized AutoLock feature, makes described replacing instrument possess the value of practical application, can substitute workman's work high above the ground fully.
the objective of the invention is to be achieved through the following technical solutions: rear tension clamp self-locking lead live-line work insulator replacing tool, comprise housing, offer inner chamber in 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 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 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 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 gear wheel, dwang is installed in swing arm, dwang swing arm rotation relatively, 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 swing arm, stir even hinge block hinged with the rear end of changing the insulator instrument, stir turn drive motor is installed on even hinge block, the output shaft of turn drive motor with stir even hinge block and be connected with the articulated axle of being connected the insulator instrument, on the rear strain clamp of replacing insulator instrument, locking mechanism is installed, described locking mechanism is connected and composed by clamping plate, electric pushrod, door shape briquetting, skewback, extension spring and pressing plate, the rear portion of changing the insulator instrument two clamping plates that be arranged in parallel consists of a groove between two clamping plates, rear strain clamp and clamping plate are hollow structure, chamber UNICOM in rear strain clamp and clamping plate consists of cavity, electric pushrod is installed in cavity, electric pushrod is connected with rear strain clamp, door shape briquetting is installed on the lower end push rod of electric pushrod, the lower end of door shape briquetting is arranged with two wedge shape pushing blocks, and wedge shape pushing block inboard is the inclined-plane, offer groove on the clamping plate madial wall, a skewback respectively be installed in the chamber of each clamping plate, the narrow end of skewback up wide end down, the inclined-plane of skewback coordinates with the inclined-plane of wedge shape pushing block, the facing directly of skewback stretched out groove pressing plate is installed outward, on the inclined-plane of skewback, extension spring is installed, an end of extension spring is connected with rear strain clamp.
For further realizing purpose of the present invention, can also realize by the following technical solutions: two leaping over obstacles supports are installed take the inner chamber axis as the center line left-right symmetric in the bottom of inner chamber, the leaping over obstacles support by U-shaped bearing, connecting rod, supporting seat, the second buffer bar, cross over the roller support and cross over roller and connect and compose; The U-shaped bearing vertically is installed in 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 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 inner chamber, the first motor is installed on 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 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 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 inner chamber, spacing sheave hinge seat is fixedly connected with the upper inside wall of housing, on 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 lever on 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 door shape briquetting and sliding sleeve are installed on the second nut, fixed installation slide rail in inner chamber, slide rail coordinates with sliding sleeve, location notch is offered in tooth bar door shape briquetting and the engagement of the first gear on 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 is all arc surface.Described replacing insulator instrument is connected and composed by rear strain clamp, front strain clamp, hydraulic cylinder and insulating bar, the two ends of rear strain clamp are respectively hinged with a hydraulic cylinder, the piston rod of each hydraulic cylinder is respectively hinged with an end of an insulating bar, and the other end of two insulating bars is hinged with the two ends of front strain clamp respectively.
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, there is hardly the object that it is caused obstruction on overhead transmission line, can really realize moving freely on whole overhead transmission line, easy to utilize, have the ability fully to substitute the back work of manually completing the replacing insulator that hangs on transmission line, have advantage safely and efficiently.It not only operates safe and convenient to use, also has to hang advantage easily.when hanging, the collapsible income of its leaping over obstacles support is changed in the insulator tool housing, its replacing insulator instrument and change the insulator positioning of tool device collapsible housing rear portion of closing at, make and change insulator instrument outside almost there is no branch except road wheel and camera, and road wheel and camera in the suspension process all higher than all overhead transmission lines, can not be wound around, thereby, can effectively prevent when hanging described replacing insulator instrument, its leaping over obstacles support and circuit are wound around, avoid occurring both can't normally having hung described replacing insulator instrument, situation about can't take off again.Change the insulator instrument hang complete after, change the insulator instrument and can launch voluntarily, so that stabilized walking on the line.The present invention also has advantages of compactness simple for structure, cheap for manufacturing cost and easy to operate.
Description of drawings
Fig. 1 is the structural representation that rear tension clamp self-locking lead of the present invention is used live-line work insulator replacing tool; Fig. 2 is the backsight structural representation of Fig. 1, has omitted replacing insulator instrument in figure; Fig. 3 is that rear tension clamp self-locking lead of the present invention is opened in running order structural representation after with the live-line work insulator replacing tool exhibition, has omitted replacing insulator instrument in 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 in Fig. 8 turns over turnback; Figure 10 is the structural representation that the replacing insulator instrument in Fig. 9 turn to level; Figure 11 is that the D of Figure 10 is to the structure for amplifying schematic diagram; Figure 12 is that the E of Figure 11 is to the structure for amplifying schematic diagram.
10 limit sheaves hinge ; 1 case ; 2 cavity ; 3 first buffer rod ; 4 walking sheaves ; 5 positioning rod ; 6 mounting rod ; 7 camera rotating disk ; 8 camera hinge seat ; 9 Camera: numeral Block ; 11 lever ; 12 first gear ; 13 limit sheaves ; 14 restrictor plates ; 15 positioning groove ; 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 positioned bulkhead ; 27 weights ; 28 across obstacles stand ; 29 auxiliary rollers ; 30 across the roll ; 31 across the roll stand ; 32 supporting base ; 33 second buffer rod ; 34 grooves ; 35U -shaped bracket ; 36 rod ; 37 upper line ; 38 lower 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 swing arm ; 54 before clamp ; after 55 clamp ; 56 cylinders ; 57 insulated rod ; 58 plywood ; 59 power locks ; 60 rotating rod ; 61 to replace insulators tools ; 62 traverse drive screw ; 63 cross move the drive nut ; 64 flip drive motor ; 65 flip hinged seat ; 66 first guide rod ; 67 slots ; 68 cavities ; 69 electric putter ; 70 shaped briquettes ; 71 ramp ; 72 Lahuang ; 73 through slots ; 74 plate ; 75 slots.
Embodiment
Rear tension clamp self-locking lead live-line work insulator replacing tool of the present invention, as shown in Figure 2, it comprises housing 1, offer inner chamber 2 in 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 the outer installation movable motor 40 of housing 1, and walking sheave 4 is installed on the output shaft of movable motor 40.Hang on overhead transmission line for convenience of 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 take inner chamber 2 axis as the center line left-right symmetric in the bottom of inner chamber 2.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 inner chamber 2, U-shaped bearing 35 is fixedly connected with housing 1, rotating shaft 39 is installed on 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 supporting seat 32, the second guide post of the second buffer bar 33 passes the outer installation of supporting seat 32 and crosses over roller support 31, crosses over to install on 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 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.The interior installation control cabinet 25 of inner chamber 2, existing control device, storage battery and existing wireless signal transmission and the receiving systems such as the interior installation Programmable Logic Controller of control cabinet 25 facilitate 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 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; Interior installation the 3rd gear 23 of inner chamber 2, the 3rd gear 23 and the second gear 22 engagements, 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 overhead transmission line for ease of the staff on ground, so that remote control is changed the insulator instrument and is completed 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 mounting rod 6, shooting hinge seat 8 is installed on shooting rolling disc 7, on shooting hinge seat 8, camera 9 is installed, camera 9 is hinged with shooting hinge seat 8, shooting rolling disc 7 and the rotatable shooting angle of adjusting camera 9 of shooting hinge seat 8.For realizing cleaning work, a side installation manipulator arm 57 of housing 1, mechanical arm 57 is positioned at inner chamber 2, offers on housing 1 sidewall corresponding with mechanical arm 57 to be convenient to the open-work that mechanical arm 57 stretches out the foreign material on 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, housing 1 rotation relatively of traversing driving leading screw 62.Transverse shifting seat 46 is installed on guide rail 45, transverse shifting seat 46 can be along guide rail 45 traveling priorities, traversing drive nut 63 is installed on 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 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 transverse shifting seat 46, the axle of gear wheel 51 is perpendicular to the back side of housing 1, pinion 48 is installed on 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 gear wheel 51, the interior installation dwang 60 of swing arm 53, dwang 60 swing arm 53 rotations relatively, 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 swing arm 53, stir even hinge block 65 hinged with the rear end of changing insulator instrument 61, stir turn drive motor 64 is installed on even hinge block 65, the output shaft of turn drive motor 64 with stir even hinge block 65 and be connected with the articulated axle of being connected insulator instrument 61, on the rear strain clamp 55 of replacing insulator instrument 61, locking mechanism is installed.Described locking mechanism is connected and composed by clamping plate 58, electric pushrod 69, door shape briquetting 70, skewback 71, extension spring 72 and pressing plate 74; The rear portion of changing insulator instrument 61 two clamping plates 58 that be arranged in parallel consists of a groove 67 between two clamping plates 58; Rear strain clamp 55 and clamping plate 58 are hollow structure, chamber UNICOM in rear strain clamp 55 and clamping plate 58 consists of cavity 68, the interior installation electric pushrod 69 of cavity 68, electric pushrod 69 is fixedly connected with rear strain clamp 55, door shape briquetting 70 is installed on the lower end push rod of electric pushrod 69, as shown in figure 10, the lower end of door shape briquetting 70 is arranged with two wedge shape pushing blocks, and wedge shape pushing block inboard is the inclined-plane; Offer groove 73 on clamping plate 58 madial walls, a skewback 71 respectively be installed in the chamber of each clamping plate 58, the narrow end of skewback 71 up wide end down, the inclined-plane of skewback 71 coordinates with the inclined-plane of wedge shape pushing block, the outer installation pressing plate 74 of groove 73 is stretched out in facing directly of skewback 71; Extension spring 72 is installed on the inclined-plane of skewback 71, and an end of extension spring 72 is connected with rear strain clamp 55.After insulator card entry slot 67, start electric pushrod 69, electric pushrod 69 drives door shape briquetting 70 and moves down, two wedges of door shape briquetting 70 coordinate with skewback 71, skewback 71 is applied horizontal thrust, thereby skewback 71 promotes the two closed insulators that are fixedly clamped of pressing plate 74, realizes automatically locking.When need unclamp insulator, can start electric pushrod 69 drive door shape briquettings 70 and oppositely move, skewback 71 can reset under the pulling force effect of extension spring 72.The locking mechanism of this structure is simple in structure, volume is little, lightweight, be fit to be installed on the interior use of rear strain clamp 55 of small volume.In addition, described locking mechanism can not change the profile of rear strain clamp 55, and operating personnel need not retrain, and can use by the direct left-hand seat of former method.For increasing the shift motion of door shape briquetting 70, guarantee that extension spring 72 can not hinder a shape briquetting 70 and move down, as shown in figure 12, respectively offer a slot 75 on two wedge shape pushing blocks of door shape briquetting 70, slot 75 can coordinate with extension spring 72.
Preparation before replacing insulator string:
First utilize the existing lifting machine such as crane that described self-propelled is changed the insulator instrument and hang on overhead transmission line, the leaping over obstacles support 28 that change the insulator instrument this moment all shrinks as shown in Figure 2 in the interior collection of housing 1, in case be wound around with circuit.After the sheave 4 of 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 complete the suspension work of changing the insulator instrument.
after replacing insulator instrument hangs and completes, lifting machine still can not be removed, at this moment, staff's remote control control cabinet 25, control cabinet 25 is controlled the first motor 24 and is rotated, 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 rods 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 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 Shang Xia 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, control cabinet 25 are controlled movable motor 40 rotations, and movable motor 40 drives walking sheaves 4 and rotates, and move along overhead transmission line thereby drive replacing insulator instrument.Each walking sheave 4 is all independent ambulation power sources.When near the insulator to be replaced on circuit, control cabinet 25 is first controlled traversing drive motors 47 and is started, traversing drive motors 47 drives traversing driving leading screw 62 and rotates, traversing driving leading screw 62 coordinates with traversing drive nut 63 makes transverse shifting seat 46 along guide rail 45 traveling priorities, so that with swing arm 53 with change insulator instrument 61 and shift out housing 1 outside; Restart turn drive motor 64, as shown in Figure 9, turn drive motor 64 drive replacing insulator instruments 61 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 insulator instrument 61 delivers near 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 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 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 insulator one end locking of changing insulator instrument 61, in 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 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, 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, the interior mounting limit sheave of inner chamber 2 hinge seat 10, spacing sheave hinge seat 10 is fixedly connected with the upper inside wall of housing 1, on 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 rotation axis, mounting limit sheave 13 on 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, the interior fixed installation slide rail 42 of inner chamber 2, slide rail 42 coordinate 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 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 limiting plate 14 and backstay 5 be corresponding matching one by one, and spacing sheave 13 coordinates 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 above-mentioned closed-loop, guaranteeing to change the insulator instrument can be by falling on 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, interior parallel two grid spacers 26 that are provided with of described inner chamber 2, 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 as Fig. 2; The corresponding end of two balancing weights 27 is all arc surface.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, makes the bottom of changing the insulator instrument more closely compress overhead transmission line, 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, the two ends of rear strain clamp 55 are respectively hinged with a hydraulic cylinder 56, the piston rod of each hydraulic cylinder 56 is respectively hinged with an end of an insulating bar 57, and the other end of two insulating bars 57 is hinged with the two ends of front strain clamp 54 respectively.After changing insulator instrument 61 and being connected and fixed with insulator string to be replaced two ends, primer fluid cylinder pressure 56, hydraulic cylinder 56 pulls whole replacing insulator instrument 61 to shrink by insulating bar 57, the distance of 54 of strain clamp 55 and front strain clamps after shortening.
Described buffer bar is connected and composed by outer tube, interior bar and back-moving spring, bar and back-moving spring in installing in 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 the relative housing 1 of roller 30, 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. rear tension clamp self-locking lead live-line work insulator replacing tool, comprise housing (1), it is characterized in that: offer inner chamber (2) in 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), traversing driving leading screw (62) housing (1) rotation relatively, 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 swing arm (53), dwang (60) swing arm (53) rotation relatively, 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 swing arm (53), stir even hinge block (65) hinged with the rear end of changing insulator instrument (61), 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 with the articulated axle of being connected insulator instrument (61), change the upper locking mechanism of installing of rear strain clamp (55) of insulator instrument (61), described locking mechanism is connected and composed by clamping plate (58), electric pushrod (69), door shape briquetting (70), skewback (71), extension spring (72) and pressing plate (74), the rear portion of changing insulator instrument (61) two clamping plates (58) that be arranged in parallel consists of a groove (67) between two clamping plates (58), rear strain clamp (55) and clamping plate (58) are hollow structure, chamber UNICOM in rear strain clamp (55) and clamping plate (58) consists of cavity (68), electric pushrod (69) is installed in cavity (68), electric pushrod (69) is connected with rear strain clamp (55), door shape briquetting (70) is installed on the lower end push rod of electric pushrod (69), the lower end of door shape briquetting (70) is arranged with two wedge shape pushing blocks, and wedge shape pushing block inboard is the inclined-plane, offer groove (73) on clamping plate (58) madial wall, a skewback (71) respectively is installed in the chamber of each clamping plate (58), wide end is down up for the narrow end of skewback (71), the inclined-plane of skewback (71) coordinates with the inclined-plane of wedge shape pushing block, and the outer pressing plate (74) of installing of groove (73) is stretched out in facing directly of skewback (71), extension spring (72) is installed on the inclined-plane of skewback (71), and an end of extension spring (72) is connected with rear strain clamp (55).
2. rear tension clamp self-locking lead live-line work insulator replacing tool according to claim 1, it is characterized in that: two leaping over obstacles supports (28) are installed take inner chamber (2) axis as the center line left-right symmetric in the bottom of inner chamber (2), leaping over obstacles support (28) by U-shaped bearing (35), connecting rod (36), supporting seat (32), the second buffer bar (33), cross over roller support (31) and leap roller (30) connects and composes, U-shaped bearing (35) vertically is installed in 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 of the second buffer bar (33) passes supporting seat (32) leap roller support (31) is installed, cross over upper installation of roller support (31) and cross 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 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 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. rear tension clamp self-locking lead live-line work insulator replacing tool 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 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 door shape briquetting (70) and the sliding sleeve (43) installed of the second nut (44), fixed installation slide rail (42) in inner chamber (2), slide rail (42) coordinates with sliding sleeve (43), tooth bar door shape briquetting (70) and the first gear (12) engagement are offered location notch (15) on limiting plate (14), location notch (15) is corresponding one by one with backstay (5).
4. rear tension clamp self-locking lead live-line work insulator replacing tool according to claim 2, it is characterized in that: parallel two grid spacers (26) that are provided with in described inner chamber (2), control cabinet (25) and the first motor (24) are positioned between two grid spacers (26).
5. rear tension clamp self-locking lead live-line work insulator replacing tool 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) is all arc surface.
6. rear tension clamp self-locking lead live-line work insulator replacing tool according to claim 1, it is characterized in that: 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), the two ends of rear strain clamp (55) are respectively hinged with a hydraulic cylinder (56), the piston rod of each hydraulic cylinder (56) is respectively hinged with an end of an insulating bar (57), and the other end of two insulating bars (57) is hinged with the two ends of front strain clamp (54) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110255146 CN102280837B (en) | 2011-08-31 | 2011-08-31 | Self-locking type live-line work insulator replacing tool with back strain clamp for wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110255146 CN102280837B (en) | 2011-08-31 | 2011-08-31 | Self-locking type live-line work insulator replacing tool with back strain clamp for wire |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102280837A CN102280837A (en) | 2011-12-14 |
| CN102280837B true CN102280837B (en) | 2013-06-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110255146 Expired - Fee Related CN102280837B (en) | 2011-08-31 | 2011-08-31 | Self-locking type live-line work insulator replacing tool with back strain clamp for wire |
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| Country | Link |
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| CN (1) | CN102280837B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111244837A (en) * | 2020-03-03 | 2020-06-05 | 郭公升 | Electric power accessory circuit is acted as go-between and is fixed fastener |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104682259A (en) * | 2013-12-02 | 2015-06-03 | 国家电网公司 | Cable walking and obstacle-spanning hot-line work tool |
| CN105156835B (en) * | 2015-09-29 | 2017-03-01 | 衢州乐创节能科技有限公司 | A kind of clutch type climbs construction device of ascending a height |
| CN109141862B (en) * | 2018-10-16 | 2023-10-27 | 深圳市金合联技术股份有限公司 | Hinge stability testing device |
| CN109119937B (en) * | 2018-10-30 | 2023-11-07 | 国网江苏省电力有限公司镇江供电分公司 | Fixed arm assembly of tension insulator dismounting mechanism |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU936135A1 (en) * | 1979-11-28 | 1982-06-15 | Главное Управление Энергетики И Электрификации При Совете Министров Мсср | Device for replacement of insulators in live overhead power transmission line |
| CN101022212A (en) * | 2007-03-23 | 2007-08-22 | 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 |
| CN202197053U (en) * | 2011-08-31 | 2012-04-18 | 山东电力集团公司超高压公司 | Hot-line work insulator replacing tool for rear tension clamp self-locking lead |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001057733A (en) * | 1999-08-17 | 2001-02-27 | Showa Electric Wire & Cable Co Ltd | Capable connection part |
-
2011
- 2011-08-31 CN CN 201110255146 patent/CN102280837B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU936135A1 (en) * | 1979-11-28 | 1982-06-15 | Главное Управление Энергетики И Электрификации При Совете Министров Мсср | Device for replacement of insulators in live overhead power transmission line |
| CN101022212A (en) * | 2007-03-23 | 2007-08-22 | 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 |
| CN202197053U (en) * | 2011-08-31 | 2012-04-18 | 山东电力集团公司超高压公司 | Hot-line work insulator replacing tool for rear tension clamp self-locking lead |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111244837A (en) * | 2020-03-03 | 2020-06-05 | 郭公升 | Electric power accessory circuit is acted as go-between and is fixed fastener |
| CN111244837B (en) * | 2020-03-03 | 2020-11-13 | 广东汇杰电力技术有限公司 | Electric power accessory circuit is acted as go-between and is fixed fastener |
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| Publication number | Publication date |
|---|---|
| CN102280837A (en) | 2011-12-14 |
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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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