CN102280837A - 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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- CN102280837A CN102280837A CN2011102551467A CN201110255146A CN102280837A CN 102280837 A CN102280837 A CN 102280837A CN 2011102551467 A CN2011102551467 A CN 2011102551467A CN 201110255146 A CN201110255146 A CN 201110255146A CN 102280837 A CN102280837 A CN 102280837A
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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 back strain clamp self-locking lead and change instrument with the live line working insulator.
Background technology
At present, in the ehv power transmission industry, utilize to have bigger 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 iron tower, the other end is installed away from the stringing iron tower, therefore, has at least a staff leaving the stringing iron tower fully, whole health hangs under the situation on the transmission line and carries out work high above the ground, operational security is lower, and the transmission line fracture easily takes place, and causes the accident of personnel's long drop injures and deaths.Utilizing the replacing instrument of automation to substitute manually is 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, provide a kind of back strain clamp self-locking lead and change instrument with the live line working insulator, it can move freely on transmission line, the energy ancillary staff finishes the work of charged for replacement insulator, thereby can avoid the staff to hang on work high above the ground on the transmission line, can fundamentally stop to take place 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: back strain clamp self-locking lead is changed instrument with the live line working insulator, comprise housing, offer inner chamber in the housing, four first buffer bars of top fixed installation of inner chamber, first guide post of every 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, the housing rotation relatively of traversing driving leading screw, install on the guide rail and laterally move seat, laterally moving seat can move along the guide rail straight line, laterally move seat and go up the traversing drive nut of installation, traversing drive nut is connected with traversing driving threads of lead screw, traversing driving leading screw is positioned at the inboard of laterally moving 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, laterally move seat and go up the installation gear wheel, 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, 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 the swing arm, it is hinged with the rear end of changing the insulator instrument to stir even hinge block, stir turn drive motor be installed on the even hinge block, the output shaft of turn drive motor with stir even hinge block and be connected with the articulated axle of changing the insulator instrument, on the back 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 constitutes a groove between the two clamping plates; Back strain clamp and clamping plate are hollow structure, chamber UNICOM in back strain clamp and the clamping plate constitutes cavity, electric pushrod is installed in the cavity, electric pushrod is connected with the back 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 wide up end of the narrow end of skewback down, the inclined-plane of skewback cooperates 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 the back strain clamp.
For further realizing purpose of the present invention, can also realize by the following technical solutions: the bottom of inner chamber is that the center line left-right symmetric is installed two leaping over obstacles supports with the inner chamber axis, and the leaping over obstacles support is connected and composed by U-shaped bearing, connecting rod, supporting seat, 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 fixedlyed 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, fixedly connected with rotating shaft in the rear end of connecting rod, the front end of connecting rod is hinged with the two ends of supporting seat respectively, and second buffer bar is installed on the supporting seat, the second guide post gear wheel of 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; Installation and control case in the inner chamber is installed first motor on the control cabinet, first sprocket wheel and second gear are installed on the output shaft of first motor, and second sprocket wheel is installed in the upper end of the rotating shaft of left side leaping over obstacles support, and second sprocket wheel is connected by first chain with first sprocket wheel; The 3rd gear is installed in the inner chamber, the 3rd gear and second gears engaged, the axle of the 3rd gear is gone up the 4th sprocket wheel is installed, 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 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 housing and the mechanical arm insulating bar corresponding side walls 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, spacing sheave hinge seat is installed in the inner chamber, spacing sheave hinge seat is fixedlyed 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 the lever and first gear on the rotation axis, spacing sheave is installed on the lever, the axle of spacing sheave is gone up limiting plate is installed, and limiting plate is vertical with the shaft space of first buffer bar; The axle of the 3rd gear is gone up first leading screw is installed, the periphery of first leading screw is installed second nut, tooth bar door shape briquetting and sliding sleeve are installed on second nut, the inner chamber internal fixation is installed slide rail, slide rail cooperates with sliding sleeve, the tooth bar door shape briquetting and first gears engaged are offered location notch on the limiting plate, location notch is corresponding one by one with backstay.Interior parallel two grid spacers that are provided with of described inner chamber, the control cabinet and 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 housing respectively a balancing weight respectively is installed outward; The corresponding end of two balancing weights all is an arc surface.Described replacing insulator instrument is connected and composed by back strain clamp, preceding strain clamp, hydraulic cylinder and insulating bar, each is hinged with a hydraulic cylinder at the two ends of back 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 preceding 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, on overhead transmission line, there is the object that it is caused obstruction hardly, 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 advantage safely and efficiently.It not only manipulates safe ready, also has to hang advantage easily.When hanging, the collapsible income of its leaping over obstacles support is changed in the insulator tool housing, the collapsible housing rear portion that closes at of positioner of its replacing insulator instrument and replacing insulator instrument, make replacing insulator instrument outside except that 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 back of the present invention strain clamp self-locking lead is changed instrument with the live line working insulator a structural representation; Fig. 2 is the backsight structural representation of Fig. 1, has omitted replacing insulator instrument among the figure; Fig. 3 opens in running order structural representation after back of the present invention strain clamp self-locking lead is changed the instrument exhibition with the live line working insulator, 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 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.
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Embodiment
Back of the present invention strain clamp self-locking lead is changed instrument with the live line working insulator, as shown in Figure 2, it comprises housing 1, offer inner chamber 2 in the housing 1, four first buffer bars 3 of top fixed installation of inner chamber 2, first guide post 66 of every first buffer bar 3 stretches out the housing 1 outer movable motor 40 of installing, 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, the bottom of inner chamber 2 is that the center line left-right symmetric is installed two leaping over obstacles supports 28 with inner chamber 2 axis.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, 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 fixedlyed 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, fixedly connected with rotating shaft 39 in the rear end of connecting rod 36, the front end of connecting rod 36 is hinged with the two ends of supporting seat 32 respectively, and second buffer bar 33 is installed on the supporting seat 32, second guide post 51 of 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 second buffer bar 33 and leap roller 30 outside the housing 1, closely contact with overhead transmission line so that cross over roller 30, the walking of changing the insulator instrument is play the guiding role.Installation and control case 25 in the inner chamber 2 is installed existing control device, storage battery and existing wireless signal transmission and receiving systems such as Programmable Logic Controller in the control cabinet 25, make things convenient for the staff to carry out remote control to changing the insulator instrument on the ground.As shown in Figure 2, first motor 24 is installed on the control cabinet 25, first sprocket wheel 16 and second gear 22 are installed on the output shaft of first motor 24, and the upper end of the rotating shaft 39 of left side leaping over obstacles support 28 is installed second sprocket wheel, 17, the second sprocket wheels 17 and is connected by first chain 18 with first sprocket wheel 16; The 3rd gear 23 is installed in the inner chamber 2, the 3rd gear 23 and 22 engagements of second gear, the axle of the 3rd gear 23 is gone up the 4th sprocket wheel 21 is installed, 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 second chain 20.Can understand situation on the overhead transmission line at any time 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 housing 1 and mechanical arm 57 corresponding side walls 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, housing 1 rotation relatively of traversing driving leading screw 62.Install on the guide rail 45 and laterally move seat 46, laterally moving seat 46 can move along guide rail 45 straight lines, laterally move traversing drive nut 63 is installed on the 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 laterally moving seat 46, promptly between housing 1 and laterally mobile 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, laterally move gear wheel 51 is installed on the 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, dwang 60 is installed in the 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 the swing arm 53, it is hinged with the rear end of changing insulator instrument 61 to stir even hinge block 65, stir turn drive motor 64 is installed on the 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 changing insulator instrument 61, on the back 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 constitutes a groove 67 between the two clamping plates 58; Back strain clamp 55 and clamping plate 58 are hollow structure, chamber UNICOM in back strain clamp 55 and the clamping plate 58 constitutes cavity 68, electric pushrod 69 is installed in the cavity 68, electric pushrod 69 is fixedlyed connected with back 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 wide up end of the narrow end of skewback 71 down, the inclined-plane of skewback 71 cooperates with the inclined-plane of wedge shape pushing block, the facing directly of skewback 71 stretched out the groove 73 outer pressing plates 74 of installing; Extension spring 72 is installed on the inclined-plane of skewback 71, and an end of extension spring 72 is connected with back strain clamp 55.Behind 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 cooperate with skewback 71, skewback 71 is applied horizontal thrust, thereby skewback 71 promotes two pressing plates, the 74 closed insulators that are fixedly clamped, and 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 tension of extension spring 72.The locking mechanism of this structure is simple in structure, volume is little, in light weight, be fit to be installed in the less back strain clamp of volume 55 and use.In addition, described locking mechanism can not change the profile of back 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 cooperate with extension spring 72.
Change the preceding preparation of insulator string:
Utilize existing lifting machine such as crane that described self-propelled is changed the insulator instrument earlier and hang on the overhead transmission line, the leaping over obstacles support 28 of changing the insulator instrument this moment all shrinks as shown in Figure 2 in housing 1 in to be collected, 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 promptly 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 first motor 24 rotates, first motor 24 is on the one hand by first sprocket wheel 16, first chain 18 and 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 second buffer bar 33 shifts out outside the housing 1, as shown in Figure 3, make leap roller 30 and lower floor's circuit 38 contact matching.Walking sheave 4 with cross over roller two places and overhead transmission line contact matching about in the of 30, 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.Second buffer bar 33 is always to provide crosses over the pretightning force that roller 30 compresses lower floor's circuit 38, and 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, the traversing drive motors 47 of control cabinet 25 control earlier starts, traversing drive motors 47 drives traversing driving leading screw 62 and rotates, traversing driving leading screw 62 cooperates with traversing drive nut 63 to make and laterally moves seat 46 and move along guide rail 45 straight lines, 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 stir even hinge block 65 relatively 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 even hinge block 65 rotations, make and change the top that insulator instrument 61 is positioned at insulator to be replaced by dwang 60 drives; 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 iron tower of insulator to be replaced.Change the end of insulator instrument 61, fix with insulator string to be replaced by artificial by the mode of operation of original replacing instrument near the stringing iron tower.To change insulator instrument 61 with insulator to be replaced fixing 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 the charged for replacement insulator string.
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 floor's 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 that walking sheave 4 is crossed over conductor spacer or stockbridge damper is as follows: first walking sheave 4 that runs into conductor spacer or stockbridge damper at first 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 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 a walking sheave 4 all the time when the disengaging circuit does to cross over conductor spacer or stockbridge damper action, other three walking sheaves 4 clench circuit, make replacing insulator instrument keep stable.
Break away from and fall down for further preventing to change 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, spacing sheave hinge seat 10 is installed in the inner chamber 2, spacing sheave hinge seat 10 is fixedlyed 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, the lever 11 and first gear 12 are installed on the rotation axis, spacing sheave 13 is installed on the lever 11, and the axle of spacing sheave 13 is gone up limiting plate 14 is installed, and limiting plate 14 is vertical with the shaft space of first buffer bar 3; The axle of the 3rd gear 23 is gone up first leading screw 41 is installed, the periphery of first leading screw 41 is installed second nut 44, second nut 44 is threaded with first leading screw 41, tooth bar 70 and sliding sleeve 43 are installed on second nut 44, inner chamber 2 internal fixation are installed slide rail 42, and slide rail 42 cooperates with sliding sleeve 43 and prevents 44 rotations of second nut, and the tooth bar 70 and first gear 12 mesh, 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, second gear 22 drives the 3rd gear 23 and rotates, the 3rd gear 23 drives second nut 44 by first leading screw 41 and moves as straight line, making tooth bar 70 drive 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 the insulator instrument crash or the situation of hurting sb.'s feelings and take place, fail safe is higher.
When making leaping over obstacles support 28 closed not can with first motor 24 and control cabinet 25 collisions, guarantee first motor 24 and control cabinet 25 operate as normal.As shown in Figures 2 and 3, described inner chamber 2 interior parallel two grid spacers 26 that are provided with, the control cabinet 25 and 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; 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, 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 back strain clamp 55, preceding strain clamp 54, hydraulic cylinder 56 and insulating bar 57, each is hinged with a hydraulic cylinder 56 at the two ends of back 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 preceding strain clamp 54 respectively.After replacing insulator instrument 61 is connected and fixed with insulator string to be replaced two ends, primer fluid cylinder pressure 56, hydraulic cylinder 56 shrinks the distance that shortening back strain clamp 55 and preceding strain clamp are 54 by the whole replacing insulator instrument 61 of insulating bar 57 pullings.
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 can move relative to the outer tube straight line, and to change the entire length of buffer bar, bar resetted in back-moving spring can make.Described buffer bar can be substituted by vibration isolator before the existing 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. strain clamp self-locking lead in back is changed instrument with the live line working insulator, 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 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, guide rail (45) is gone up to install and is laterally moved seat (46), laterally moving seat (46) can move along guide rail (45) straight line, laterally move seat (46) and go up installation traversing drive nut (63), traversing drive nut (63) is threaded with traversing driving leading screw (62), traversing driving leading screw (62) is positioned at the inboard of laterally moving seat (46), housing (1) is gone up traversing drive motors (47) is installed, the output shaft of traversing drive motors (47) is connected with an end of traversing driving leading screw (62), laterally move seat (46) and go up installation gear wheel (51), the axle of gear wheel (51) is perpendicular to the back side of housing (1), housing (1) is gone up pinion (48) is installed, 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), gear wheel (51) is gone up swing arm (53) is installed, dwang (60) is installed in the 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 the swing arm (53), it is hinged with the rear end of changing insulator instrument (61) to stir even hinge block (65), stir even hinge block (65) and go up installation turn drive motor (64), the output shaft of turn drive motor (64) with stir even hinge block (65) and be connected with the articulated axle of changing insulator instrument (61), change the back strain clamp (55) of insulator instrument (61) and go up the installation locking mechanism; 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 constitutes a groove (67) between the two clamping plates (58); Back strain clamp (55) and clamping plate (58) are hollow structure, chamber UNICOM in back strain clamp (55) and the clamping plate (58) constitutes cavity (68), electric pushrod (69) is installed in the cavity (68), electric pushrod (69) is connected with back 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), the wide up end of the narrow end of skewback (71) down, the inclined-plane of skewback (71) cooperates 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 back strain clamp (55).
2. back according to claim 1 strain clamp self-locking lead is changed instrument with the live line working insulator, it is characterized in that: the bottom of inner chamber (2) is that the center line left-right symmetric is installed two leaping over obstacles supports (28) with inner chamber (2) axis, and leaping over obstacles support (28) is connected and composed by U-shaped bearing (35), connecting rod (36), supporting seat (32), 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 fixedlyed connected with housing (1), U-shaped bearing (35) is gone up rotating shaft (39) is installed, a connecting rod (36) is respectively installed at the two ends of rotating shaft (39), fixedly connected with rotating shaft (39) in the rear end of connecting rod (36), the front end of connecting rod (36) is hinged with the two ends of supporting seat (32) respectively, supporting seat (32) is gone up second buffer bar (33) is installed, the second guide post gear wheel (51) of second buffer bar (33) passes supporting seat (32) leap roller support (31) is installed, and leap roller support (31) is gone up to install and crossed over roller (30); Housing (1) each side offer a groove (34), groove (34) is corresponding with leaping over obstacles support (28); The interior installation and control case of inner chamber (2) (25), control cabinet (25) is gone up first motor (24) is installed, first sprocket wheel (16) and second gear (22) are installed on the output shaft of first motor (24), second sprocket wheel (17) is installed in the upper end of the rotating shaft (39) of left side leaping over obstacles support (28), and second sprocket wheel (17) is connected by first chain (18) with first sprocket wheel (16); The 3rd gear (23) is installed in the inner chamber (2), the 3rd gear (23) and second gear (22) engagement, the axle of the 3rd gear (23) is gone up the 4th sprocket wheel (21) is installed, 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 second chain (20); Mounting rod (6) is installed on the top of housing (1), and mounting rod (6) is gone up shooting rolling disc (7) is installed, and shooting rolling disc (7) is gone up shooting hinge seat (8) is installed, and shooting hinge seat (8) is gone up camera (9) is installed; 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) and mechanical arm insulating bar (57) corresponding side walls and is convenient to the open-work that mechanical arm insulating bar (57) stretches out.
3. back according to claim 2 strain clamp self-locking lead is changed instrument with the live line working insulator, it is characterized in that: the axle of described walking sheave (4) is provided with backstay (5), spacing sheave hinge seat (10) is installed in the inner chamber (2), spacing sheave hinge seat (10) is fixedlyed connected with the upper inside wall of housing (1), spacing sheave hinge seat (10) is gone up rotation axis is installed, rotation axis and backstay (5) spatial vertical, lever (11) and first gear (12) are installed on the rotation axis, lever (11) is gone up spacing sheave (13) is installed, the axle of spacing sheave (13) is gone up limiting plate (14) is installed, and limiting plate (14) is vertical with the shaft space of first buffer bar (3); The axle of the 3rd gear (23) is gone up first leading screw (41) is installed, the periphery of first leading screw (41) is installed second nut (44), second nut (44) is gone up tooth bar door shape briquetting (70) and sliding sleeve (43) is installed, inner chamber (2) internal fixation is installed slide rail (42), slide rail (42) cooperates with sliding sleeve (43), tooth bar door shape briquetting (70) and 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. back according to claim 2 strain clamp self-locking lead is changed instrument with the live line working insulator, it is characterized in that: parallel two grid spacers (26) that are provided with in the described inner chamber (2), control cabinet (25) and first motor (24) are positioned between two grid spacers (26).
5. back according to claim 2 strain clamp self-locking lead is changed instrument with the live line working insulator, 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 the outer balancing weight (27) of respectively installing of housing (1) respectively; The corresponding end of two balancing weights (27) all is an arc surface.
6. back according to claim 1 strain clamp self-locking lead is changed instrument with the live line working insulator, it is characterized in that: described replacing insulator instrument (61) is connected and composed by back strain clamp (55), preceding strain clamp (54), hydraulic cylinder (56) and insulating bar (57), each is hinged with a hydraulic cylinder (56) at the two ends of back 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 preceding 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 |
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| CN102280837A true CN102280837A (en) | 2011-12-14 |
| CN102280837B CN102280837B (en) | 2013-06-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| 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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Cited By (5)
| 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 |
| CN105156835A (en) * | 2015-09-29 | 2015-12-16 | 衢州乐创节能科技有限公司 | Clutch type climbing construction unit |
| CN109119937A (en) * | 2018-10-30 | 2019-01-01 | 国网江苏省电力有限公司镇江供电分公司 | The fixation arm component of strain insulator mechanism for assembling-disassembling |
| CN109141862A (en) * | 2018-10-16 | 2019-01-04 | 深圳市金合联供应链技术有限公司 | A kind of hinge steady testing device |
| CN109510113A (en) * | 2018-12-21 | 2019-03-22 | 江苏南瑞恒驰电气装备有限公司 | A kind of built-in insulating basin Intelligent Installation device |
Families Citing this family (1)
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| 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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Cited By (8)
| 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 |
| CN105156835A (en) * | 2015-09-29 | 2015-12-16 | 衢州乐创节能科技有限公司 | Clutch type climbing construction unit |
| CN109141862A (en) * | 2018-10-16 | 2019-01-04 | 深圳市金合联供应链技术有限公司 | A kind of hinge steady testing device |
| 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 |
| CN109119937A (en) * | 2018-10-30 | 2019-01-01 | 国网江苏省电力有限公司镇江供电分公司 | The fixation arm component of strain insulator mechanism for assembling-disassembling |
| 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 |
| CN109510113A (en) * | 2018-12-21 | 2019-03-22 | 江苏南瑞恒驰电气装备有限公司 | A kind of built-in insulating basin Intelligent Installation device |
| CN109510113B (en) * | 2018-12-21 | 2024-04-05 | 江苏南瑞恒驰电气装备有限公司 | Built-in type intelligent installation device for insulating basin |
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| CN102280837B (en) | 2013-06-05 |
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Owner name: STATE ELECTRIC NET CROP. Free format text: FORMER OWNER: ULTRA-HV COMPANY OF SHANDONG ELECTRIC POWER CORPORATION Effective date: 20131121 Owner name: STATE GRID SHANDONG ELECTRIC POWER COMPANY MAINTEN Effective date: 20131121 |
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Effective date of registration: 20131121 Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Patentee after: State Grid Corporation of China Patentee after: MAINTENANCE COMPANY OF STATE GRID SHANDONG ELECTRIC POWER Co. Address before: 250021 No. ten, No. 111, weft Road, Shandong, Ji'nan Patentee before: Extra-high Voltage Co., Ltd., Shandong Electric Power Corp. |
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Granted publication date: 20130605 |