CN208010268U - A kind of special rope ladder of composite insulator - Google Patents

Abstract

The utility model is related to a kind of special rope ladders of composite insulator, including pass sequentially through the steel tower end fixing piece for supporting band connection, tightener, several pedal rings from top to bottom and hook together part；Several pedal rings are located on same vertical line；Tightener includes ontology and lock-in component, ontology lower end both sides extend downward with opposite side plate, and lock-in component includes shaft across both side plate, two ratchets, the handwheel being connect with shaft external stability and the fastener for being set to body outer wall for being individually fixed in shaft end on the outside of both side plate；Fastener includes fixture block and spring；Fixture block and ontology are rotatablely connected, be provided on fixture block it is opening up and with ratchet the gear teeth it is mutually matched engage groove, spring upper end is fixed with fixture block outer wall, and body outer wall is fixed in lower end；Supporting part is separately connected on ontology upper end and shaft, and the belt body of supporting part is wound in shaft；It is identical that the direction of the gear teeth of ratchet with supporting part is wound in the winding direction in shaft.

Description

A kind of special rope ladder of composite insulator

Technical field

The utility model is related to a kind of special rope ladders of composite insulator, belong to power equipment maintaining construction field.

Background technology

Composite insulator is that organic silicon rubber material is combined High-Voltage Insulation, and major product has bar type and cross-arm Formula.It is also referred to as organic composite insulator, rubber insulator or non-porcelain insulator, and composite construction is formed by organic synthesis material Insulator is mainly made of plug, gold utensil, umbrella sheath and adhesive linkage.The advantage of composite insulator be mechanical performance it is superior, Anti-pollution sudden strain of a muscle performance is good, electric erosion resistance is excellent, anti-aging property is good, structural stability is good, circuit operational efficiency is high, light-weight, institute With the quickening recently as power grid construction the time of repair apparatus, power transmission line are reduced in order to improve the safe and reliable of power grid Road applies a large amount of composite insulator.It is widely used on 35KV/110KV/ and 220KV transmission lines of electricity as pendency and it is resistance to Open carrying insulation.It is shared in the affiliated transmission line of electricity of Xianning electric company used in 38 major transmission line line pole tower insulators just It is composite insulator.The place that it should be noted that in installation, maintenance process has full skirt, sheath to forbid stress, must not be considered as Unwrapping wire（Take-up）Auxiliary tool etc., and more most important is exactly to forbid to trample full skirt with foot in installation, maintenance process.

Since composite insulator is forbidden to trample full skirt with foot in installation, maintenance process, so staff should use specially Tool upper lower wire in construction, maintenance process.At present in power transmission lines overhauling, general method is using special soft Terraced composite insulator up and down carries out operation.Staff is usually used hand pulling type collector and tightens rope or belt stress. But the problem is that return shaft tower end carries out in demolishing process special rope ladder after operating personnel completes work, due to muscle power Consume it is excessive, it is somewhat unable to do what one wishes.Therefore in order to ensure upkeep operation personnel's personal safety, the activity duration that rope ladder is removed is reduced With mitigation operating personnel's labor intensity, it is desirable that shorten the activity duration and operating procedure that rope ladder is removed as possible.

Utility model content

In order to solve the above-mentioned technical problem, the utility model provides a kind of special rope ladder of composite insulator, the composite insulation Son special rope ladder can reach in operation to be convenient to mount and dismount, efficiently purpose and bears operating personnel's rope ladder up and down Intensity ensures operating personnel's safety, while light-weight and easy to carry.

The technical solution of the utility model is as follows：

A kind of special rope ladder of composite insulator, including from top to bottom pass sequentially through support band connection steel tower end fixing piece, Tightener, several pedal rings and hook together part；Several pedal rings are located on same vertical line；Tightener includes ontology and sealed group Part, ontology lower end both sides extend downward with opposite side plate, and lock-in component includes the shaft, two solid respectively across both side plate The ratchet at the shaft end on the outside of both side plate, the handwheel being connect with shaft external stability and the engaging for being set to body outer wall Part；Fastener includes fixture block and spring；Fixture block and ontology are rotatablely connected, be provided on fixture block it is opening up and with ratchet wheel The mutually matched engaging groove of tooth, spring upper end are fixed with fixture block outer wall, and body outer wall is fixed in lower end；Ontology upper end and turn Supporting part is separately connected on axis, and the belt body of supporting part is wound in shaft；The direction of the gear teeth of ratchet is wound in supporting part Winding direction in shaft is identical；The gear teeth that fixture block stirs downwards the rear ratchet are sticked in the engaging groove, limitation branch Support band decentralization.

Wherein, it is horizontally disposed that the pedal ring, which is the bottom edge of the symmetrical polygon in up-small and down-big both sides and pedal ring,.

Wherein, steel tower end fixing piece includes the fastener and bolt of " Π " shape；It is opened in the middle part of one side end face of fastener Equipped with the bolt hole with bolt thread cooperation and both sides perforation；Bolt penetrates in bolt hole.

Wherein, a poke rod one end is fixedly connected with the fixture block.

Wherein, several pedal rings equidistantly distribute.

The utility model has the advantages that：

1, the assembly and disassembly time of the special rope ladder of composite insulator has been greatly shortened in the utility model, alleviates operating personnel's Labor intensity, it is ensured that work safety.

2, the utility model improves newly-built all kinds of transmission lines of electricity, overhaul technological transformation, small-sized maintenance construction efficiency.Pass through application The improved special rope ladder of composite insulator, enormously simplifies the workload of Work tool during the installation process, while having design Rationally, light-weight, easy to carry, easy to operate, safe and reliable feature, is effectively reduced that transmission line of electricity is newly-built, overhaul skill Change the human and material resources with the time of small-sized service work and input.

3, the utility model is provided with tightener, simple to operate, can realize and quickly tighten and loosen supporting part, bullet Spring can guarantee engaging degree.

4, it is that level is set that the pedal ring of the utility model, which is the bottom edge of the symmetrical polygon in up-small and down-big both sides and pedal ring, It sets, more convenient staff's tramples.

5, the setting of the steel tower end fixing piece of the utility model so that fasten convenient and be connected firmly.

Description of the drawings

Fig. 1 is the whole positive structure schematic of the utility model；

Fig. 2 is the left view of the steel tower end fixing piece of Fig. 1 of the utility model；

Fig. 3 is the left view for hooking together part of Fig. 1 of the utility model；

Fig. 4 is the close-up schematic view at the A of Fig. 1 of the utility model；

Fig. 5 is the ratchet of the utility model and the schematic diagram that fastener does not engage；

The ratchet and the schematic diagram after fastener engaging that Fig. 6 is the utility model.

Reference numeral is expressed as in figure：

1- supporting parts, 2- steel towers end fixing piece, 21- fasteners, 22- bolts, 3- tighteners, 31- ontologies, 311- side plates, 32- lock-in components, 321- shafts, 322- ratchets, 323- handwheels, 324- fasteners, 325- fixture blocks, 326- springs, 327- engagings Groove, 4- pedal rings, 5- hook together part, 6- poke rods.

Specific implementation mode

The utility model is described in detail in the following with reference to the drawings and specific embodiments.

Referring to Fig. 1-6, a kind of special rope ladder of composite insulator, including the iron of the connection of supporting part 1 is passed sequentially through from top to bottom Tower end fixing piece 2, tightener 3, several pedal rings 4 and hook together part 5；Several pedal rings 4 are located on same vertical line；Tightener 3 Including ontology 31 and lock-in component 32,31 lower end both sides of ontology extend downward with opposite side plate 311, and lock-in component 32 wraps Include the ratchet 322 and shaft that 321 end of shaft on the outside of both side plate 311 is individually fixed in across the shaft 321, two of both side plate 311 The handwheel 323 of 321 external stabilities connection and the fastener 324 for being set to 31 outer wall of ontology；Fastener 324 includes fixture block 325 With spring 326；Fixture block 325 and ontology 31 are rotatablely connected, be provided on fixture block 325 it is opening up and with ratchet 322 the gear teeth Mutually matched engaging groove 327,326 upper end of spring are fixed with 325 outer wall of fixture block, and 31 outer wall of ontology is fixed in lower end；Ontology Supporting part 1 is separately connected on 31 upper ends and shaft 321, and the belt body of supporting part 1 is wound in shaft 321；The wheel of ratchet 322 The direction of tooth is identical as the winding direction that supporting part 1 is wound in shaft 321；Fixture block 325 stirs downwards the rear ratchet 322 The gear teeth are sticked in the engaging groove 327, and limitation supporting part 1 is transferred.Tightener 3 uses stainless steel metal, not only not variable Shape and the high antirust of intensity.It is provided with spring 326, fixture block 325 is closely connect with ratchet 322 in tightening process, prevents from loosening, Spring 326 allows to quickly loosen again during loosening.The operation of staff is more convenient equipped with handwheel 323.

Referring to Fig. 1, the pedal ring 4 is that level is set for the bottom edge of the symmetrical polygon in up-small and down-big both sides and pedal ring 4 It sets.Facilitate trampling for staff.

Referring to Fig. 2, steel tower end fixing piece 2 includes the fastener 21 and bolt 22 of " Π " shape；The side of fastener 21 The bolt hole with 22 screw-thread fit of the bolt and both sides perforation is offered in the middle part of end face；Bolt 22 penetrates in bolt hole.It is fixed It is convenient.

Referring to Fig. 5-6,6 one end of a poke rod is fixedly connected with the fixture block 325.Block after facilitating fixture block 325 to stir downwards Together on ratchet 322.

Referring to Fig. 1, several pedal rings 4 equidistantly distribute.

The operation principle of the utility model：

When installation, steel tower end fixing piece 2 is first fixed on the transmission overhead line bar of composite insulator upper end side by upper end On the cross bar of tower；Lower end is hooked together part 5 is hooked together on the cross bar of the transmission overhead line shaft tower of composite insulator lower end side；Turn It starts wheel 323, shaft 321 is made to rotate, when supporting part 1 arrives suitable position, so that fixture block 325 is rotated down, the gear teeth of ratchet 322 It is sticked in engaging groove 327, supporting part 1 is no longer transferred；

When dismounting, tighten direction toward supporting part 1 and rotate handwheel 323, the gear teeth of ratchet 322 with engage between groove 327 It under spring 326 acts on, is separated from, fixture block 325 turns over, and achievees the purpose that loosen lower part pedal ring 4 and hooks together part 5, exits simultaneously It hooks together in hooking together part 5 on the cross bar of transmission overhead line shaft tower.

The above description is only the embodiments of the present invention, and it does not limit the scope of the patent of the present invention, every Equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, is applied directly or indirectly in Other related technical areas are equally included in the patent within the scope of the utility model.

Claims (5)

1. a kind of special rope ladder of composite insulator, it is characterised in that：Including passing sequentially through supporting part from top to bottom（1）The iron of connection Tower end fixing piece（2）, tightener（3）, several pedal rings（4）With hook together part（5）；Several pedal rings（4）Positioned at same vertical line On；Tightener（3）Including ontology（31）And lock-in component（32）, ontology（31）Lower end both sides extend downward with opposite side Plate（311）, lock-in component（32）Including passing through both side plate（311）Shaft（321）, two be individually fixed in both side plate（311）Outside The shaft of side（321）The ratchet at end（322）With shaft（321）The handwheel of external stability connection（323）And it is set to ontology （31）The fastener of outer wall（324）；Fastener（324）Including fixture block（325）And spring（326）；Fixture block（325）With ontology（31） Rotation connection, fixture block（325）On be provided with it is opening up and with ratchet（322）The mutually matched engaging groove of the gear teeth （327）, spring（326）Upper end and fixture block（325）Outer wall is fixed, and ontology is fixed in lower end（31）Outer wall；Ontology（31）Upper end with And shaft（321）On be separately connected supporting part（1）, and supporting part（1）Belt body be wound in shaft（321）On；Ratchet（322）'s The direction and supporting part of the gear teeth（1）It is wound in shaft（321）On winding direction it is identical；Fixture block（325）It is described after stirring downwards Ratchet（322）The gear teeth be sticked in the engaging groove（327）It is interior, limit supporting part（1）Decentralization.

2. the special rope ladder of composite insulator according to claim 1, it is characterised in that：The pedal ring（4）For it is upper it is small under The big symmetrical polygon in both sides and pedal ring（4）Bottom edge be horizontally disposed.

3. the special rope ladder of composite insulator according to claim 1, it is characterised in that：Steel tower end fixing piece（2）Packet Include the fastener of " Π " shape（21）And bolt（22）；Fastener（21）A side end face in the middle part of offer and the bolt（22）Spiral shell Line coordinates and the bolt hole of both sides perforation；Bolt（22）It penetrates in bolt hole.

4. the special rope ladder of composite insulator according to claim 1, it is characterised in that：One poke rod（6）One end with it is described Fixture block（325）It is fixedly connected.

5. the special rope ladder of composite insulator according to claim 1, it is characterised in that：Several pedal rings（4）Equidistant point Cloth.