CN211647963U - Manual type fixing device for lower end of insulated rope ladder of power transmission line - Google Patents
Manual type fixing device for lower end of insulated rope ladder of power transmission line Download PDFInfo
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- CN211647963U CN211647963U CN201921567296.XU CN201921567296U CN211647963U CN 211647963 U CN211647963 U CN 211647963U CN 201921567296 U CN201921567296 U CN 201921567296U CN 211647963 U CN211647963 U CN 211647963U
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- bearing
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Abstract
The utility model discloses an insulating rope ladder lower extreme fixing device of manual formula transmission line, primary shaft bearing passes through first branch fixed mounting on the bracket, and first pivot is provided with first worm wheel in being located the first pivot of primary shaft bearing through first bearing movable mounting in primary shaft bearing, first worm passes through secondary bearing movable mounting in primary shaft bearing, and first worm meshes with first worm wheel mutually, is provided with first rocking handle on first worm, has seted up shaft hole and keyway in primary shaft bearing, adjustment mechanism is provided with mated extension board including accommodate the lead screw, slide and mated guide post on the bracket, mated guide post fixed mounting is between mated extension board seted up mated guide hole on the slide, the utility model discloses the advantage is: the fixing of the lower end of the insulating rope ladder is realized, the operation is very convenient, a good fixing effect is achieved, and the safety of electric power construction operation is effectively guaranteed.
Description
Technical Field
The utility model relates to a technical field of electric power construction and maintenance equipment, the more specifically technical field who relates to transmission line construction and maintenance equipment that says so.
Background
The insulating rope ladder is a tool for high-altitude operation and climbing, and is mainly in a rope type. No matter the electric power field transmission line live working, still have a power failure and overhaul, all leave the insulating rope ladder for the operation of ascending a height, at actual operation in-process, the lower extreme of insulating rope ladder needs to be fixed subaerial through fixing device, makes rope ladder and ground keep the state of tightly stretching perpendicularly, and the operation personnel just can the operation of ascending a ladder safely. However, the fixing device for the lower end of the common insulating rope ladder at present has the following defects: firstly, the structure is complex, the manufacturing cost is high, the use is not very convenient, and an external power supply is needed to supply power to the fixing device, so the outdoor use range of the fixing device is severely limited; secondly, the lower end of the insulating rope ladder is not fixed firmly, and in the climbing process of operating personnel, the lower end of the insulating rope ladder is easy to swing, so that the climbing of the operating personnel is not facilitated, and the safety of electric power construction operation can not be well guaranteed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the above-mentioned not enough and provide a simple structure, need not external power supply, low in manufacturing cost, it is very convenient to use, can adapt to various outdoor environment well to have fine fixed effect, can avoid insulating rope ladder lower extreme to take place wobbling manual formula transmission line insulating rope ladder lower extreme fixing device.
The utility model discloses a solve above-mentioned technical problem and the technical solution who adopts as follows:
manual formula transmission line insulation rope ladder lower extreme fixing device, it includes bracket, running gear, vertical screw rod, adjustment mechanism, first pivot, first worm, second pivot, spacing bolt, nut, primary shaft bearing and secondary shaft bearing, primary shaft bearing passes through first branch fixed mounting on the bracket, and first pivot is through first bearing movable mounting in primary shaft bearing, is provided with first worm wheel on being located the primary shaft bearing's first pivot, first worm passes through secondary shaft bearing movable mounting in primary shaft bearing, and first worm meshes with first worm wheel mutually, is provided with first rocking handle on first worm, has shaft hole and keyway in first pivot, adjustment mechanism is including adjusting screw, slide and mated guide post, is provided with mated extension board on the bracket, mated guide post fixed mounting is between mated extension board, the slide seat is provided with paired guide holes, the slide seat is movably sleeved on the paired guide posts through the paired guide holes, the slide seat is provided with a first threaded hole, the adjusting screw rod is rotatably and movably installed between the paired support plates, the adjusting screw rod is rotatably and movably arranged in the first threaded hole of the slide seat, one end part of the adjusting screw rod is provided with a knob head, the second bearing seat is fixedly installed on the slide seat through a second support rod, the second rotating shaft is movably installed in the second bearing seat through a third bearing, a middle shaft is arranged on the second rotating shaft, a key is arranged on the middle shaft, the middle shaft of the second rotating shaft is clamped in a shaft hole of the first rotating shaft, the key on the middle shaft is clamped in a key groove, the first rotating shaft and the second rotating shaft are respectively provided with paired baffles, the paired baffles are provided with corresponding through holes, and the limit bolt is penetrated in the through holes of the paired baffles, the nut is screwed on the limit bolt, the walking mechanism comprises walking wheels, a vertical shaft, a thrust bearing, an end cover, a lifting seat, a screw sleeve and a second worm, a guide groove is formed in the bracket, limit grooves are respectively formed in two side parts of the guide groove of the bracket, limit plates are respectively arranged on two side parts of the lifting seat, the lifting seat is movably clamped in the guide groove and movably clamped in the limit grooves through the limit plates, a clamping groove is formed in the lifting seat, the thrust bearing is clamped in the clamping groove, the walking wheels are movably arranged on the vertical shaft, a support plate is arranged on the vertical shaft and is positioned in the clamping groove below the thrust bearing, the end cover is fixedly arranged at the clamping groove of the lifting seat and is positioned below the support plate, the vertical shaft is movably arranged in the end cover in a penetrating manner, a mounting groove communicated with the guide groove is further formed in the bracket, the screw sleeve is movably clamped in the mounting groove, the second worm wheel is arranged on the screw sleeve, the second worm is movably arranged in the mounting groove in a penetrating mode, the second worm is meshed with the second worm wheel, a second rocking handle is arranged at one end portion of the second worm, the lifting screw rod is arranged on the lifting seat and is arranged in the screw sleeve in a rotating mode, the yielding groove is formed in the bottom of the bracket, a second threaded hole is formed in the bracket above the yielding groove, the vertical screw rod is arranged in the second threaded hole in a rotating mode, the lower end portion of the vertical screw rod is in a pointed cone shape, the spiral rib plate is arranged on the lower portion of the vertical screw rod and is located in the yielding groove, and the handle is arranged at the upper end portion of the vertical screw rod.
The bracket is provided with a groove.
The bracket is provided with a handle.
And the first rotating shaft and the second rotating shaft are provided with corresponding annular plates.
The utility model adopts the beneficial effect that above-mentioned technical solution can reach is:
1. when the lower end part of the insulating rope ladder is required to be fixed on the manual type fixing device for the lower end part of the insulating rope ladder of the power transmission line, the device is pushed to move to the position of the insulating rope ladder through a handle, then a second rocking handle is rotated, a second worm gear is driven to rotate through a second worm, a lifting screw rod is driven to move upwards, a travelling wheel is retracted into a guide groove, a bracket is placed on the ground, then the handle is rotated, a spiral rib plate on a vertical screw rod is screwed into the ground soil to fix the device, then a knob head is rotated, a sliding seat is driven to move along a guide post through an adjusting screw rod, the distance between paired annular plates is adjusted to be suitable for the width of the insulating rope ladder, then a cross rod at the lowest end of the insulating rope ladder is clamped between the paired baffle plates and limited through a limiting bolt, then a first handle is rotated, and the first worm gear, a first rotating shaft and a, winding insulating rope ladder in first pivot and second pivot, tighten up the lower extreme of insulating rope ladder fixedly to realized the fixed of insulating rope ladder lower extreme, it is very convenient to operate, and has fine fixed effect, can avoid the lower extreme of insulating rope ladder to take place the swing, very does benefit to operation personnel's climbing, has effectively ensured the safety of electric power construction operation.
2. The lower end fixing device of the manual type power transmission line insulating rope ladder is simple in structure, can completely realize manual operation, does not need an external power supply, greatly reduces the manufacturing cost, and can be well adapted to various outdoor operation environments.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is an enlarged view of a portion of FIG. 1 at B;
FIG. 4 is an enlarged view of a portion of FIG. 1 at C;
FIG. 5 is an enlarged partial schematic view of FIG. 1 at D;
FIG. 6 is an enlarged partial schematic view at E in FIG. 1;
FIG. 7 is a cross-sectional view of the first shaft;
fig. 8 is a right-side structural schematic view of the first bearing seat, the first worm wheel, the first worm, and the like in fig. 1.
Detailed Description
Shown by figure 1, insulating rope ladder lower extreme fixing device of manual formula transmission line, it is including bracket 1, running gear, vertical screw 2, adjustment mechanism, first pivot 3, first worm 4, second pivot 5, spacing bolt 6, nut 7, first bearing frame 8 and second bearing frame 9, shown by figure 3 and figure 8, first bearing frame 8 is through first branch 10 fixed mounting on bracket 1, and first pivot 3 is through first bearing 11 movable mounting in first bearing frame 8, is provided with first worm wheel 12 on being located the first pivot 3 of first bearing frame 8, first worm 4 is through second bearing 13 movable mounting in first bearing frame 8, and first worm 4 meshes with first worm wheel 12 mutually, is provided with first rocking handle 14 on first worm 4, has seted up shaft hole 27 and keyway 16 in first pivot 3.
As shown in fig. 2, the adjusting mechanism includes an adjusting screw 17, a slide seat 18 and a pair of guide posts 19, a pair of support plates 20 are arranged on the bracket 1, the pair of guide posts 19 are fixedly mounted between the pair of support plates 20, a pair of guide holes 21 are formed in the slide seat 18, the slide seat 18 is movably sleeved on the pair of guide posts 19 through the pair of guide holes 21, a first threaded hole 22 is formed in the slide seat 18, the adjusting screw 17 is rotatably and movably mounted between the pair of support plates 20, the adjusting screw 17 is screwed in the first threaded hole 22 of the slide seat 18, and a knob head 51 is arranged at one end of the adjusting screw 17.
The second bearing seat 9 is fixedly mounted on the sliding seat 18 through a second support rod 23, the second rotating shaft 5 is movably mounted in the second bearing seat 9 through a third bearing 24, a middle shaft 25 is arranged on the second rotating shaft 5, a key 26 is arranged on the middle shaft 25, the middle shaft 25 of the second rotating shaft 5 is clamped in a shaft hole 27 of the first rotating shaft 3, the key 26 on the middle shaft 25 is clamped in the key groove 16, and corresponding annular plates 28 are arranged on the first rotating shaft 3 and the second rotating shaft 5. As shown in fig. 7, a pair of baffles 29 are respectively arranged on the first rotating shaft 3 and the second rotating shaft 5, corresponding through holes 30 are arranged on the pair of baffles 29, the limit bolt 6 is inserted into the through hole 30 of the pair of baffles 29, the nut 7 is screwed on the limit bolt 6,
as shown in fig. 5 and 6, the traveling mechanism includes a traveling wheel 31, a vertical shaft 32, a thrust bearing 33, an end cover 34, a lifting seat 35, a threaded sleeve 36 and a second worm 37, a guide groove 38 is formed on the bracket 1, two side portions of the guide groove 38 of the bracket 1 are respectively provided with a limit groove 39, two side portions of the lifting seat 35 are respectively provided with a limit plate 40, the lifting seat 35 is movably clamped in the guide groove 38 and movably clamped in the limit groove 39 through the limit plate 40, the lifting seat 35 is provided with a clamping groove 41, the thrust bearing 33 is clamped in the clamping groove 41, the traveling wheel 31 is movably mounted on the vertical shaft 32, the vertical shaft 32 is provided with a support plate 42, the support plate 42 is located in the clamping groove 41 below the thrust bearing 33, the end cover 34 is fixedly mounted at the clamping groove 41 of the lifting seat 35 and located below the support plate 42, the vertical shaft 32 is movably inserted in the end cover 34, the bracket 1 is further provided with an installation groove 43 communicated with the guide groove 38, the screw sleeve 36 is movably clamped in the installation groove 43, the screw sleeve 36 is provided with a second worm wheel 44, the second worm 37 is movably inserted in the installation groove 43, the second worm 37 is meshed with the second worm wheel 44, one end part of the second worm 37 is provided with a second rocking handle 45, the lifting seat 35 is provided with a lifting screw rod 46, and the lifting screw rod 46 is screwed in the screw sleeve 36.
As shown in fig. 4, a relief groove 47 is formed at the bottom of the bracket 1, a second threaded hole 48 is formed in the bracket 1 above the relief groove 47, the vertical screw 2 is screwed into the second threaded hole 48, the lower end of the vertical screw 2 is tapered, a spiral rib plate 49 is provided at the lower portion of the vertical screw 2, the spiral rib plate 49 is located in the relief groove 47, a handle 50 is provided at the upper end of the vertical screw 2, a groove 52 is formed in the bracket 1, and a handle 53 is provided on the bracket 1.
When the lower extreme that will insulate the rope ladder is fixed on this insulating rope ladder lower extreme fixing device of manual formula transmission line as needs, promote this device through handle 53 and remove to insulating rope ladder position, rotate second rocking handle 45 after that, drive second worm wheel 44 through second worm 37 and rotate, drive lift lead screw 46 and shift up, make walking wheel 31 income guide way 38 in, place bracket 1 in subaerially, then rotate handle 50, in the earth of spiral gusset 49 screw in ground on the vertical screw 2, fix this device, if the ground that bracket 1 was located is ground such as cement ground that is unsuitable spiral gusset 49 drilling, then place the heavy object in the recess 52 of bracket 1. Then the knob head 51 is rotated, the slide base 18 is driven to move along the guide post 19 through the adjusting screw rod 17, the distance between the paired annular plates 28 is adjusted to be suitable for the width of the insulating rope ladder, then the limiting bolt 6 is dismounted, the cross rod at the lowest end of the insulating rope ladder is clamped between the paired baffles 29, the limiting bolt 6 is remounted on the paired baffles 29 to limit the cross rod of the insulating rope ladder, then the first handle 14 is rotated, the first worm wheel 12, the first rotating shaft 3 and the second rotating shaft 5 are driven to rotate through the first worm 4, the insulating rope ladder is wound on the first rotating shaft 3 and the second rotating shaft 5, the lower end of the insulating rope ladder is tightened and fixed, and the first rotating shaft 3 and the second rotating shaft 5 are prevented from rotating through the self-locking effect of the first worm wheel 12 and the first worm 4.
Claims (4)
1. Insulating rope ladder lower extreme fixing device of manual formula transmission line, its characterized in that: the adjustable screw type steering mechanism comprises a bracket, a traveling mechanism, a vertical screw, an adjusting mechanism, a first rotating shaft, a first worm, a second rotating shaft, a limiting bolt, a nut, a first bearing seat and a second bearing seat, wherein the first bearing seat is fixedly arranged on the bracket through a first supporting rod, the first rotating shaft is movably arranged in the first bearing seat through a first bearing, a first worm wheel is arranged on the first rotating shaft in the first bearing seat, the first worm is movably arranged in the first bearing seat through a second bearing, the first worm is meshed with the first worm wheel, a first rocking handle is arranged on the first worm, a shaft hole and a key groove are formed in the first rotating shaft, the adjusting mechanism comprises an adjusting screw rod, a sliding seat and paired guide columns, paired supporting plates are arranged on the bracket, the paired guide columns are fixedly arranged between the paired supporting plates, paired guide holes are formed in the sliding seat, the slide seat is movably sleeved on the paired guide posts through the paired guide holes, a first threaded hole is formed in the slide seat, the adjusting screw rod is rotatably and movably installed between the paired support plates, the adjusting screw rod is rotatably installed in the first threaded hole of the slide seat, a knob head is arranged at one end of the adjusting screw rod, the second bearing seat is fixedly installed on the slide seat through a second support rod, the second rotating shaft is movably installed in the second bearing seat through a third bearing, a middle shaft is arranged on the second rotating shaft, a key is arranged on the middle shaft, the middle shaft of the second rotating shaft is clamped in a shaft hole of the first rotating shaft, the key on the middle shaft is clamped in a key groove, the first rotating shaft and the second rotating shaft are respectively provided with paired baffles, corresponding through holes are formed in the paired baffles, the limiting bolts penetrate through the through holes of the paired baffles, and nuts are rotatably installed on the limiting bolts, the travelling mechanism comprises travelling wheels, a vertical shaft, a thrust bearing, an end cover, a lifting seat, a thread sleeve and a second worm, wherein a guide groove is formed in a bracket, limit grooves are respectively formed in two side parts of the bracket guide groove, limit plates are respectively arranged on two side parts of the lifting seat, the lifting seat is movably clamped in the guide groove and is movably clamped in the limit grooves through the limit plates, a clamping groove is formed in the lifting seat, the thrust bearing is clamped in the clamping groove, the travelling wheels are movably arranged on the vertical shaft, a support plate is arranged on the vertical shaft and is positioned in the clamping groove below the thrust bearing, the end cover is fixedly arranged at the clamping groove of the lifting seat and is positioned below the support plate, the vertical shaft is movably penetrated in the end cover, a mounting groove communicated with the guide groove is further formed in the bracket, the thread sleeve is movably clamped in the mounting groove, a second worm wheel is arranged on the thread sleeve, the second worm is movably arranged in the mounting groove in a penetrating mode, the second worm is meshed with the second worm wheel, a second rocking handle is arranged at one end portion of the second worm, a lifting screw rod is arranged on the lifting seat and is arranged in the screw sleeve in a rotating mode, a retreating groove is formed in the bottom of the bracket, a second threaded hole is formed in the bracket above the retreating groove, the vertical screw rod is arranged in the second threaded hole in a rotating mode, the lower end portion of the vertical screw rod is in a pointed cone shape, a spiral rib plate is arranged on the lower portion of the vertical screw rod and is located in the retreating groove, and a handle is arranged at the upper end portion of the vertical screw rod.
2. The manual type power transmission line insulation rope ladder lower end fixing device of claim 1, characterized in that: the bracket is provided with a groove.
3. The manual type transmission line insulation rope ladder lower end fixing device of claim 1 or 2, characterized in that: the bracket is provided with a handle.
4. The manual type transmission line insulation rope ladder lower end fixing device of claim 1 or 2, characterized in that: and the first rotating shaft and the second rotating shaft are provided with corresponding annular plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921567296.XU CN211647963U (en) | 2019-09-20 | 2019-09-20 | Manual type fixing device for lower end of insulated rope ladder of power transmission line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921567296.XU CN211647963U (en) | 2019-09-20 | 2019-09-20 | Manual type fixing device for lower end of insulated rope ladder of power transmission line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211647963U true CN211647963U (en) | 2020-10-09 |
Family
ID=72681465
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921567296.XU Expired - Fee Related CN211647963U (en) | 2019-09-20 | 2019-09-20 | Manual type fixing device for lower end of insulated rope ladder of power transmission line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211647963U (en) |
-
2019
- 2019-09-20 CN CN201921567296.XU patent/CN211647963U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201009 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |