CN204615267U - With the rope ladder head of self-locking device - Google Patents
With the rope ladder head of self-locking device Download PDFInfo
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- CN204615267U CN204615267U CN201520375826.6U CN201520375826U CN204615267U CN 204615267 U CN204615267 U CN 204615267U CN 201520375826 U CN201520375826 U CN 201520375826U CN 204615267 U CN204615267 U CN 204615267U
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- main support
- bolt plate
- rope ladder
- support
- rear main
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- 230000008878 coupling Effects 0.000 claims abstract description 19
- 238000010168 coupling process Methods 0.000 claims abstract description 19
- 238000005859 coupling reaction Methods 0.000 claims abstract description 19
- 238000007789 sealing Methods 0.000 claims abstract description 11
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 21
- 239000010959 steel Substances 0.000 claims description 21
- 230000002708 enhancing effect Effects 0.000 claims description 9
- 238000005452 bending Methods 0.000 claims description 2
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 abstract description 9
- 230000005540 biological transmission Effects 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 6
- 230000009194 climbing Effects 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 abstract description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 6
- 239000000956 alloy Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
Abstract
The utility model relates to a kind of rope ladder head with self-locking device, belongs to maintenance of overhead transmission line technical field.Technical scheme is: front main support (1) and rear main support (10) are arranged in parallel, be fixedly connected with by multiple crossbeam (12) be parallel to each other between front main support (1) and rear main support (10), rear cabling wheel (33) is located between rear main support (10) and rear assistant support (31), rear main support (10) is fixedly connected with by rear coupling beam (32) with rear assistant support (31) upper end, rear main support (10) and rear assistant support (31) lower end opening-like, formation is sealed up a door, be provided with from bolt plate (8) in sealing up a door, hyoplastron case spring is provided with between bolt plate (8) and rear main support (10), be provided with from bolt plate dop (6) from bolt plate (8) top.The beneficial effects of the utility model are: prevent staff's rope ladder head in climbing rope ladder process from coming off from lead wire and earth wire, cause rope ladder from falling from high altitude, harm personal safety.
Description
Technical field
The utility model relates to a kind of rope ladder head with self-locking device, and especially a kind of live line working uses rope ladder method to enter equipotential, prevents rope ladder head from deviating from from wire, causes the instrument of rope ladder falling from high altitude, belong to maintenance of overhead transmission line technical field.
Background technology
In Overhead Transmission Line Construction and upkeep operation, staff enters in lead wire and earth wire by rope ladder and carries out overhauling, locating work such as lacking, is a kind of conventional operational method.Rope ladder is made up of rope ladder head and rope ladder rope, connects between rope ladder head and rope ladder rope with Eight characters link.The sealing up a door of rope ladder head of tradition rope ladder, be a half-round metal ring, respectively there is a hole at two ends.The one end of sealing up a door is fixed on rope ladder head cabling wheel main support below, and seal up a door and can rotate, other end hole of sealing up a door is hooked on assistant support and seals up a door on hook.Sealing up a door of rope ladder head can prevent rope ladder head from deviating from from lead wire and earth wire, plays the effect of protection.Hook of sealing up a door needs staff to use hand direct control, could will seal up a door closed.During power failure operation, staff can stand directly on hook on rope ladder head and to seal up a door hook, and when live line working, rope ladder head transmits rope with insulation to be passed to lead wire and earth wire place, and then rope ladder head cabling wheel is hung in lead wire and earth wire, seal up a door cannot operate with insulated operating tool due to rope ladder head, only have staff by the time to climb after on rope ladder head along rope ladder, rope ladder head could be closed and seal up a door.Staff is in climbing rope ladder process, due to the motion of human body, lead wire and earth wire up-down vibration can be caused, rope ladder rocks, seal up a door due to rope ladder head and do not close, very easily make rope ladder head cabling take turns to come off from lead wire and earth wire, cause rope ladder from falling from high altitude, thus cause the staff of climbing rope ladder that falling from high altitude accident also occurs.
Utility model content
The utility model object is to provide a kind of rope ladder head with self-locking device, prevents staff's rope ladder head in climbing rope ladder process from coming off from lead wire and earth wire, causes rope ladder from falling from high altitude, solve Problems existing in background technology.
The technical solution of the utility model is:
With a rope ladder head for self-locking device, comprise front main support, front cabling wheel, front coupling beam, front assistant support, from bolt plate dop, from bolt plate, rear main support, enhancing ring, crossbeam, rope ladder link, rear assistant support, rear coupling beam, rear cabling wheel and hyoplastron case spring, front main support and rear main support are arranged in parallel, be fixedly connected with by multiple crossbeam be parallel to each other between front main support and rear main support, crossbeam is provided with enhancing ring, the lower end of front main support and rear main support is respectively equipped with rope ladder link, upper end is respectively equipped with front cabling wheel and rear cabling wheel, front cabling wheel is located between front main support and front assistant support, front main support is fixedly connected with by front coupling beam with front assistant support upper end, rear cabling wheel is located between rear main support and rear assistant support, rear main support is fixedly connected with by rear coupling beam with rear assistant support upper end, rear main support and rear assistant support lower end opening-like, formation is sealed up a door, be provided with in sealing up a door from bolt plate, be rotationally connected from bolt plate and rear main support, hyoplastron case spring is provided with between bolt plate and rear main support, be provided with from bolt plate dop above bolt plate, be fixed on rear main support from bolt plate dop.
Describedly comprise jackscrew, steel ball and common spring from bolt plate dop, common spring one end connects jackscrew, and the other end connects steel ball, and steel ball contacts with from bolt plate.
Described is rectangular grooved from bolt plate, is fixed in bolt plate from bolt plate stay cord one end, and the other end connects draw ring.
Described hyoplastron case spring is horn shape, comprises the spring back of the body, spring eye and spring wing, and the spring back of the body is fixed on rear main support, and spring wing is located in bolt plate.
The S-type bending in place of sealing up a door of described rear main support.
The beneficial effects of the utility model are: can prevent staff's rope ladder head in climbing rope ladder process from coming off from lead wire and earth wire, cause rope ladder from falling from high altitude, harm personal safety.Install, dismantle easy, speed is fast, efficiency is high, safe and reliable, has the wide market space.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation;
Fig. 2 is that the utility model is sealed up a door Unclosing structure schematic diagram;
Fig. 3 is that the utility model is from bolt plate dop structural representation;
Fig. 4 is that the utility model is from bolt plate dop cutaway view;
Fig. 5 is that the utility model is from bolt plate installing hole schematic diagram;
Fig. 6 is the utility model hyoplastron case spring structural representation;
In figure: front main support 1, front cabling wheel 2, front coupling beam 3, cabling wheel drift bolt 4, front assistant support 5, from bolt plate dop 6, draw ring 7, from bolt plate 8, from bolt plate drift bolt 9, rear main support 10, enhancing ring 11, crossbeam 12, rope ladder link 13, from bolt plate stay cord 14, jackscrew 15, hyoplastron dop screw thread 16, steel ball 17, common spring 18, dop installing hole 19, stay cord perforation 20, hyoplastron installing hole 21, the spring back of the body 22, spring eye 23, spring wing 24, rear assistant support 31, rear coupling beam 32, rear cabling wheel 33.
Embodiment
Below in conjunction with accompanying drawing, by example, the utility model is described in further detail.
With reference to accompanying drawing 1-6, a kind of rope ladder head with self-locking device, comprise front main support 1, front cabling wheel 2, front coupling beam 3, front assistant support 5, from bolt plate dop 6, from bolt plate 8, rear main support 10, enhancing ring 11, crossbeam 12, rope ladder link 13, rear assistant support 31, rear coupling beam 32, rear cabling wheel 33 and hyoplastron case spring, front main support 1 and rear main support 10 are arranged in parallel, be fixedly connected with by multiple crossbeam 12 be parallel to each other between front main support 1 and rear main support 10, crossbeam 12 is provided with enhancing ring 11, the lower end of front main support 1 and rear main support 10 is respectively equipped with rope ladder link 13, upper end is respectively equipped with front cabling wheel 2 and rear cabling wheel 33, front cabling wheel 2 is located between front main support 1 and front assistant support 5, front main support 1 is fixedly connected with by front coupling beam 3 with front assistant support 5 upper end, rear cabling wheel 33 is located between rear main support 10 and rear assistant support 31, rear main support 10 is fixedly connected with by rear coupling beam 32 with rear assistant support 31 upper end, rear main support 10 and rear assistant support 31 lower end opening-like, formation is sealed up a door, be provided with from bolt plate 8 in sealing up a door, be rotationally connected from bolt plate 8 and rear main support 10, hyoplastron case spring is provided with between bolt plate 8 and rear main support 10, be provided with above bolt plate 8 from bolt plate dop 6, be fixed on rear main support 10 from bolt plate dop 6.
In the present embodiment, described rear main support 10 and front main support 1 material, shape are identical, and front main support 1 and rear main support 10 are made up of aluminium alloy pipe, and the place that seals up a door, its top bends with S type.Described front cabling wheel 2 and rear cabling wheel 33 are made up of aluminum alloy materials, and in colyliform, center is provided with bearing.Described front coupling beam 3 and rear coupling beam 32 are made up of aluminum alloy materials, and circular hole has been dug at two ends, for front main support 1 upper end, rear main support 10 upper end and front assistant support 5, rear assistant support 31 are penetrated in circular hole and riveted.Described front cabling wheel 2 and rear cabling wheel 33 are installed respectively by cabling wheel drift bolt, be fixed on front main support 1 and front assistant support 5, between rear main support 10 and rear assistant support 31, cabling wheel drift bolt is plain bolt.With reference to accompanying drawing 3,4, be made up of aluminum alloy materials from bolt plate dop 6, a through hole is set in bolt plate dop 6, a common spring 18 and an isodiametric steel ball 17 is provided with in through hole, through hole top jackscrew 15 fixedly prevents common spring 18 and steel ball 17 from ejecting, lower openings is slightly less than bore dia, steel ball 17 exposes a part from through hole lower opening, hyoplastron dop screw thread 16 position, through the dop installing hole on rear main support 10, is fastened and fixed on rear main support 10 with plain nut.Described draw ring 7 is common steel loop, is connected with from bolt plate stay cord 14.Describedly be made up of Steel material from bolt plate 8, in rectangular grooved, central upper portion has a circular hole, and for penetrating from bolt plate stay cord 14, respectively there is a circular hole both sides, bottom, for penetrating from bolt plate drift bolt 9.Described enhancing ring 11 is made up of Steel material, middle with circular hole, is fixed by bolts in the middle of crossbeam 12.Described crossbeam 12 is made up of aluminium alloy pipe, and after two ends threeway rivet clasp, main support 10 is with on front main support 1.Described rope ladder link 13 is made up of aluminum alloy materials, and rivet clasp is in rear main support 10 and front main support 1 bottom, and circular hole has been dug in centre, for connecting rope ladder with Eight characters link.Described from bolt plate stay cord 14 for connect from bolt plate 8 and draw ring 7.Described dop installing hole 19 is for installing, fixing from bolt plate dop 6.Described stay cord perforation 20 is for penetrating from bolt plate stay cord 14.Described hyoplastron installing hole 21 is for installing, fixing from bolt plate 8.With reference to accompanying drawing 6, hyoplastron case spring is made up of the spring back of the body 22, spring eye 23, spring wing 24, pass from bolt plate 8 bottom circular hole, spring eye 23 and hyoplastron installing hole 21 from bolt plate drift bolt, to be fixed on rear main support 10 from bolt plate 8 and hyoplastron case spring, two spring wings 24 are positioned at the rectangular groove from bolt plate 8, and the spring back of the body 22 leans against on rear main support 10.
When rope ladder is installed, one end small slide of the circulating transfer rope be arranged in advance on wire is hooked in enhancing ring 11, pull the other end of circulating transfer rope, rope ladder is raised rising, when rope ladder head is about to be close to lead location, surface personnel rotates rope ladder, the front coupling beam 3 on rope ladder head and rear coupling beam 32 is avoided with wire, and makes the open side of wire between rear main support 10 and rear assistant support 31.Surface personnel continues to promote rope ladder, makes the opening between rear main support 10 and rear assistant support 31 a little more than wire and goes back to rope ladder.Surface personnel's relaxation cycle transmission rope, wire enters in the opening between rear main support 10 and rear assistant support 31, when conductive contact is to during from bolt plate 8, will back down, and enter within bolt plate 8 from bolt plate 8.Wire enters into after in bolt plate completely, sets back under the effect of hyoplastron case spring elastic force from bolt plate 8, by the closure of openings between rear main support 10 and rear assistant support 31.Surface personnel continues relaxation cycle transmission rope, and front cabling wheel 2 and rear cabling wheel 33 drop on wire, rope ladder installation.
When removing rope ladder, on shaft tower, staff catches on draw ring 7 with the crotch of insulating bar front end, press down insulating bar, from bolt plate 8 under the effect of bolt plate stay cord 14 pulling force, from bolt plate drift bolt 9 to be the rotation of axial self-locking hyoplastron dop 6 place, when touching steel ball 17 from bolt plate 8 top steel plate, common spring 18 shrinks, and steel ball 17 is retracted in bolt plate dop 6.After bolt plate 8 top steel plate slips over steel ball 17, steel ball 17 stretches out under the elastic force effect of common spring 18, on shaft tower, staff lifts insulating bar, the crotch of insulating bar front end and draw ring 7 are thrown off, from bolt plate 8 top, steel plate is blocked by steel ball 17, and the opening between rear main support 10 and rear assistant support 31 is opened.Surface personnel pulls circulating transfer rope, and rope ladder rises, and rotate rope ladder, wire is deviate from from opening part between rear main support 10 and rear assistant support 31, relaxation cycle transmission rope, and rope ladder falls after rise to ground, and rope ladder has been removed.
Claims (5)
1. the rope ladder head with self-locking device, it is characterized in that comprising front main support (1), front cabling wheel (2), front coupling beam (3), front assistant support (5), from bolt plate dop (6), from bolt plate (8), rear main support (10), enhancing ring (11), crossbeam (12), rope ladder link (13), rear assistant support (31), rear coupling beam (32), rear cabling wheel (33) and hyoplastron case spring, front main support (1) and rear main support (10) are arranged in parallel, be fixedly connected with by multiple crossbeam (12) be parallel to each other between front main support (1) and rear main support (10), crossbeam (12) is provided with enhancing ring (11), the lower end of front main support (1) and rear main support (10) is respectively equipped with rope ladder link (13), upper end is respectively equipped with front cabling wheel (2) and rear cabling wheel (33), front cabling wheel (2) is located between front main support (1) and front assistant support (5), front main support (1) is fixedly connected with by front coupling beam (3) with front assistant support (5) upper end, rear cabling wheel (33) is located between rear main support (10) and rear assistant support (31), rear main support (10) is fixedly connected with by rear coupling beam (32) with rear assistant support (31) upper end, rear main support (10) and rear assistant support (31) lower end opening-like, formation is sealed up a door, be provided with from bolt plate (8) in sealing up a door, be rotationally connected from bolt plate (8) and rear main support (10), hyoplastron case spring is provided with between bolt plate (8) and rear main support (10), be provided with from bolt plate dop (6) from bolt plate (8) top, be fixed on rear main support (10) from bolt plate dop (6).
2. the rope ladder head of band self-locking device according to claim 1, jackscrew (15), steel ball (17) and common spring (18) is comprised from bolt plate dop (6) described in it is characterized in that, common spring (18) one end connects jackscrew (15), the other end connects steel ball (17), and steel ball (17) contacts with from bolt plate (8).
3. the rope ladder head of band self-locking device according to claim 2, it is characterized in that described from bolt plate (8) in rectangular grooved, be fixed on from bolt plate stay cord (14) one end in bolt plate (8), the other end connects draw ring (7).
4. the rope ladder head of band self-locking device according to claim 1, it is characterized in that described hyoplastron case spring is horn shape, comprise the spring back of the body (22), spring eye (23) and spring wing (24), the spring back of the body (22) is fixed on rear main support (10), and spring wing (24) is located in bolt plate (8).
5. the rope ladder head of band self-locking device according to claim 1, is characterized in that the S-type bending in place of sealing up a door of described rear main support (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520375826.6U CN204615267U (en) | 2015-06-03 | 2015-06-03 | With the rope ladder head of self-locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520375826.6U CN204615267U (en) | 2015-06-03 | 2015-06-03 | With the rope ladder head of self-locking device |
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| Publication Number | Publication Date |
|---|---|
| CN204615267U true CN204615267U (en) | 2015-09-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520375826.6U Active CN204615267U (en) | 2015-06-03 | 2015-06-03 | With the rope ladder head of self-locking device |
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| Country | Link |
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| CN (1) | CN204615267U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104821518A (en) * | 2015-06-03 | 2015-08-05 | 国网冀北电力有限公司唐山供电公司 | Rope ladder head with self-locking device |
| CN109494614A (en) * | 2018-11-30 | 2019-03-19 | 国网河南省电力公司偃师市供电公司 | A kind of electric line double insulator string construction and maintenance security platform |
-
2015
- 2015-06-03 CN CN201520375826.6U patent/CN204615267U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104821518A (en) * | 2015-06-03 | 2015-08-05 | 国网冀北电力有限公司唐山供电公司 | Rope ladder head with self-locking device |
| CN109494614A (en) * | 2018-11-30 | 2019-03-19 | 国网河南省电力公司偃师市供电公司 | A kind of electric line double insulator string construction and maintenance security platform |
| CN109494614B (en) * | 2018-11-30 | 2020-12-15 | 国网河南省电力公司偃师市供电公司 | Safety platform for construction and maintenance of double-string insulators of power transmission and distribution line |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |