CN104727740B - Examination and repair for high-pressure circuit ladder - Google Patents

Examination and repair for high-pressure circuit ladder Download PDF

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Publication number
CN104727740B
CN104727740B CN201510100336.XA CN201510100336A CN104727740B CN 104727740 B CN104727740 B CN 104727740B CN 201510100336 A CN201510100336 A CN 201510100336A CN 104727740 B CN104727740 B CN 104727740B
Authority
CN
China
Prior art keywords
supporter
locking
strobilus masculinus
male cone
pin
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201510100336.XA
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Chinese (zh)
Other versions
CN104727740A (en
Inventor
田希民
丁启庆
张同华
徐胜春
杨福锋
赵勇
栗晋
郑文刚
马泽群
范文健
尹超
张楠
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dongping Power Supply Co of State Grid Shandong Electric Power Co Ltd
Original Assignee
Dongping Power Supply Co of State Grid Shandong Electric Power Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dongping Power Supply Co of State Grid Shandong Electric Power Co Ltd filed Critical Dongping Power Supply Co of State Grid Shandong Electric Power Co Ltd
Priority to CN201510100336.XA priority Critical patent/CN104727740B/en
Publication of CN104727740A publication Critical patent/CN104727740A/en
Application granted granted Critical
Publication of CN104727740B publication Critical patent/CN104727740B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06C—LADDERS
    • E06C1/00—Ladders in general
    • E06C1/02—Ladders in general with rigid longitudinal member or members
    • E06C1/14—Ladders capable of standing by themselves
    • E06C1/24—Non-hinged free-standing ladders
    • E06C1/28—Non-hinged free-standing ladders multi-part
    • E06C1/30—Non-hinged free-standing ladders multi-part extensible, e.g. telescopic
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06C—LADDERS
    • E06C1/00—Ladders in general
    • E06C1/02—Ladders in general with rigid longitudinal member or members
    • E06C1/38—Special constructions of ladders, e.g. ladders with more or less than two longitudinal members, ladders with movable rungs or other treads, longitudinally-foldable ladders
    • E06C1/381—Ladders with rungs or treads attached only to one rigid longitudinal member
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06C—LADDERS
    • E06C1/00—Ladders in general
    • E06C1/02—Ladders in general with rigid longitudinal member or members
    • E06C1/38—Special constructions of ladders, e.g. ladders with more or less than two longitudinal members, ladders with movable rungs or other treads, longitudinally-foldable ladders
    • E06C1/387—Special constructions of ladders, e.g. ladders with more or less than two longitudinal members, ladders with movable rungs or other treads, longitudinally-foldable ladders having tip-up steps
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06C—LADDERS
    • E06C7/00—Component parts, supporting parts, or accessories
    • E06C7/08—Special construction of longitudinal members, or rungs or other treads
    • E06C7/081—Rungs or other treads comprising anti-slip features
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06C—LADDERS
    • E06C7/00—Component parts, supporting parts, or accessories
    • E06C7/08—Special construction of longitudinal members, or rungs or other treads
    • E06C7/082—Connections between rungs or treads and longitudinal members
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06C—LADDERS
    • E06C7/00—Component parts, supporting parts, or accessories
    • E06C7/42—Ladder feet; Supports therefor
    • E06C7/46—Non-skid equipment
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06C—LADDERS
    • E06C7/00—Component parts, supporting parts, or accessories
    • E06C7/50—Joints or other connecting parts
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
    • H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Snaps, Bayonet Connections, Set Pins, And Snap Rings (AREA)
  • Ladders (AREA)

Abstract

A kind of examination and repair for high-pressure circuit ladder, its bearing is fixed with ear mount, rotational pin connects ear mount and rotation seat, the angle of lock bolt locking bearing and rotation seat, the male cone (strobilus masculinus) of supporter coordinates with the inner conical surface of the taper hole of rotation seat or the taper hole of a following supporter and fixes, and taper hole is coordinated with the locking end directly turned by the annular lock groove on inner conical surface after coordinating with male cone (strobilus masculinus) and fixing and the inner conical surface and male cone (strobilus masculinus) that post of being automatically locked.It is fixed with the foot-operated of the folding that can draw in one end of the union joint of supporter in the both sides of the damaged surface of supporter, is stained with skid-proof rubber in the bottom of bearing.The simple in construction of examination and repair for high-pressure circuit ladder, assemble and use very convenient, it is easy to carry, assembly and disassembly process during use does not need instrument, the difficult problem uprightly climbed and stand when solving high-tension line maintainer maintenance high-tension line, during climbing, the speed of assembling ladder is fast, safe and reliable, climbing is convenient；After using, dismounting, packaging and convenient transportation.

Description

Examination and repair for high-pressure circuit ladder
Technical field
The present invention relates to a kind of for high-tension line maintainer keep in repair high-tension line time uprightly climb examination and repair for high-pressure circuit ladder.
Background technology
Planting near the conveying circuit of high-tension electricity and be implanted with trees, along with the growth of trees, its branch is close from high-voltage line, sometimes even contacts with high-voltage line, it is necessary to the branch of artificial pruning trees protects high-tension line；Due to the instrument of not upright climbing to the height of branch, the way of high-tension line maintainer is that whole for trees is cut down, and compromises green environment, is unfavorable for environmental protection.When the maintenance of high-voltage line, first maintainer climbs up electric pole, then climbs up high-voltage line, stands in or lies prone and checks on high-voltage line and be fastenedly connected nut, but high-voltage line is unstable, often results in maintenance accident.
Summary of the invention
That the present invention relates in order that provide a kind of be beneficial to carry, the examination and repair for high-pressure circuit ladder being easy to lay, assemble and climb and manufacture method thereof.
For achieving the above object, examination and repair for high-pressure circuit ladder of the present invention mainly includes bearing, ear mount, rotational pin, lock bolt, rotation seat, supporter, male cone (strobilus masculinus), taper hole, inner conical surface, self-locking device；
Described examination and repair for high-pressure circuit ladder is the ladder of single column support type, and the pedestal of carrying ladder is bearing, and the cradle head of ladder is ear mount and the rotation seat of rotational pin connection, and the cylinder supporting ladder is supporter, has foot-operated in the both sides of supporter；
Described bearing is fixed with ear mount, ear mount has pin-and-hole and locking screw, rotational pin links together ear mount and rotation seat after the pin-and-hole of the pin-and-hole in ear mount and rotation seat bottom, and lock bolt exceedes the screw end of the lock bolt of locking screw and is pressed in the lower part locking rotation seat of rotation seat and the fit angle of bearing after screwing in the locking screw in ear mount；The above of described rotation seat has taper hole, the inner conical surface of taper hole has annular lock groove, below taper hole or the inside have air gap hole, rotation seat is coordinated by the male cone (strobilus masculinus) of taper hole with supporter lower end and fixes, and is coordinating with the annular lock groove on inner conical surface and the inner conical surface and male cone (strobilus masculinus) that post of being automatically locked through the locking end exposing male cone (strobilus masculinus) after male cone (strobilus masculinus) by being arranged on directly turning in the self-locking hole of pillar bottom；Taper hole is had in the connection head end of supporter upper end, the inner conical surface of taper hole there is annular lock groove, below taper hole or the inside have air gap hole, the male cone (strobilus masculinus) of supporter lower end inserts in the taper hole in the union joint of a following supporter, coordinated by the male cone (strobilus masculinus) of taper hole with supporter lower end and fix, and coordinating with the annular lock groove on inner conical surface and the inner conical surface and male cone (strobilus masculinus) that post of being automatically locked through the locking end exposing male cone (strobilus masculinus) after male cone (strobilus masculinus) by being arranged on directly turning in the self-locking hole of pillar bottom；It is fixed with the foot-operated of the folding that can draw in one end of the union joint of supporter in the both sides of the damaged surface of supporter, is cased with on foot-operated or is stained with skid-proof rubber.
Described supporter has the lower end of male cone (strobilus masculinus) to insert in the taper hole in the middle part of rotation seat, or, supporter has the lower end of male cone (strobilus masculinus) to insert in the taper hole in the union joint of a following supporter upper end, the locking end having annular lock groove on inner conical surface and directly turn coordinates, then the coordinating of locking inner conical surface and male cone (strobilus masculinus).
Described taper hole is tapered hole, has inner conical surface in taper hole, and inner conical surface has the annular lock groove of depression.The described taper hole on rotation seat coordinates with the male cone (strobilus masculinus) of the lower end of pillar and fixes, and the taper hole on union joint coordinates with the male cone (strobilus masculinus) of the lower end of another root pillar and fixes；Described taper hole is coordinated with the locking end directly turned by the annular lock groove on inner conical surface after coordinating with male cone (strobilus masculinus) and fixing and the inner conical surface and male cone (strobilus masculinus) that post of being automatically locked.In order to enable taper hole and male cone (strobilus masculinus) close fit, the tapering of described taper hole is consistent with the tapering of male cone (strobilus masculinus).
Described self-locking device includes self-locking hole, draws pin, thrust spring, directly turns, annular lock groove, the hole of described self-locking hole right angle turns shape, on the cylinder near the pillar of male cone (strobilus masculinus), the surface of male cone (strobilus masculinus) is worn out in one end, the other end wears out the damaged surface of column, the centrage of self-locking hole and the central axis of column body or parallel；Be provided with in self-locking hole directly turn, thrust spring and draw pin, directly turn and be fixed on the end drawing pin, one end of thrust spring is pressed in the pressing portion directly turned, the other end withstands on self-locking hole, the one end drawing the pin handle of pin extends perpendicularly out from the damaged surface of column after the central part traverse of thrust spring, and the locking end directly turned stretches out from male cone (strobilus masculinus)；The part that described thrust spring is arranged on the middle aperture of self-locking hole big is enclosed within the middle part drawing pin, and one end is pressed in the pressing portion directly turned, the other end withstands on the wall of the big part of the middle aperture of self-locking hole or withstands on the jump ring of the little part in the aperture of self-locking hole of the one end being fixed on the pin handle drawing pin；Thrust spring is pressed in the pressing portion directly turned to promote the locking end directly turned to coordinate with the annular lock groove on inner conical surface and the inner conical surface and male cone (strobilus masculinus) that post of being automatically locked.
Described bearing is disking body or is in strip interconnection shape, disking body or be in strip interconnection shape middle part be fixed on ear mount, at disking body or be in strip below interconnection shape and be stained with skid-proof rubber；Described bearing is for fixed ear base, steady brace and support pillar and bears all wt that ear mount is born, it is prevented that the lower end of supporter is absorbed in earth；Described skid-proof rubber is fixed on disking body or is in strip below interconnection shape, prevents bearing from sliding on the ground with ground resulting in friction.
Described ear mount is to support and install the supporter of rotational pin, and supporter has pin-and-hole and locking screw, and pin-and-hole is for installing and fixing rotational pin bear all wt that rotational pin bears.
Near described locking screw pin-and-hole in ear mount, it is used for assembling lock bolt and purl screw can be rotated in locking screw, makes the screw end of lock bolt be pressed in the lower part locking rotation seat of rotation seat and the fit angle of bearing.
Described lock bolt is screw, can rotate in locking screw, produces friction and play locking effect when screw end contacts with the lower part of rotation seat.
Described rotational pin is pivot pin or bolt, for connecting ear mount and rotation seat and bearing all wt that rotation seat bears.
Described rotation seat is to connect seat, and lower part has horizontal pin-and-hole, and there is taper hole the upper end of upper part, has the annular lock groove of depression on the inner conical surface of taper hole, and there is air gap hole below taper hole or the inside, and taper hole is directly through with air gap hole；The centrage of described pin-and-hole and the central axis of taper hole or close to vertical；Being connected with ear mount below by rotational pin of rotation seat, it is connected with pillar above with taper hole；The all wt that described rotation seat bears with support pillar and pillar for steady brace.
Described supporter is that one end has male cone (strobilus masculinus), the other end to have the cylinder of taper hole, including union joint and pillar two parts, is fixed with the foot-operated of the folding that can draw in one end of the union joint of supporter in the both sides of the damaged surface of supporter；Described supporter is union joint and pillar is fixed together the entirety formed or the entirety being inherently connected；Pillar does not have one end of male cone (strobilus masculinus) not have with union joint one end of taper hole to be connected or is fixed together formation entirety.The end face of the upper end of described union joint has taper hole, and there is air gap hole the inside of taper hole, has the annular lock groove of depression on the inner conical surface of taper hole；There is male cone (strobilus masculinus) the lower end of described pillar, cylinder near the pillar of male cone (strobilus masculinus) has the self-locking hole of right angle turns shape, the surface of male cone (strobilus masculinus) is worn out in one end of self-locking hole, the other end wears out the damaged surface of pillar, the centrage of self-locking hole and the central axis of supporter or parallel.
Described foot-operated include hanger, connecting pin and riding boogie board, hanger is integrally fixed at the connector having pin-and-hole on supporter, connecting pin is the pin connecting hanger and riding boogie board, riding boogie board is the square or flat cylinder or blocks stepped on for foot, being stained with skid-proof rubber on the surface of riding boogie board or be cased with antiskid glue sleeve on the surface of riding boogie board, the skid-proof rubber on foot-operated plays and prevents foot-operated effect anti-skidding up.
Described annular lock groove is the cannelure of the depression on the inner conical surface of the taper hole on rotation seat and the taper hole on supporter, and cannelure is dovetail groove, corresponding with the position of self-locking hole, and the one side near the oral area of taper hole is locking face；Described locking face is for coordinating with facing directly of the locking end directly turned and produce locking effect；Without the concern for the angle inserted when described annular lock groove is for allowing the locking end directly turned insert annular lock groove, coordinate and the locked inner conical surface posted and male cone (strobilus masculinus) with the locking end directly turned, then the locked inner conical surface posted and male cone (strobilus masculinus), and then make union joint and supporter and rotation seat and supporter fixation.
Described self-locking hole has one end of male cone (strobilus masculinus) at supporter, it it is the hole of right angle turns shape, the centrage in hole and the central axis of supporter or parallel, at male cone (strobilus masculinus) with in the cylinder near the pillar of male cone (strobilus masculinus), the one end in hole is perpendicular to that the centrage of supporter is worn out near the surface of cylinder of male cone (strobilus masculinus), the other end is perpendicular to the centrage of supporter and wears out male cone (strobilus masculinus)；The mid portion of self-locking hole for installed thrust spring and the aperture of part directly turned greatly, the aperture stretched out for drawing pin and the locking end directly turned, the two ends in hole little, the aperture of the self-locking hole on male cone (strobilus masculinus) is corresponding with the position of annular lock groove；It is provided with in self-locking hole and directly turns, draw pin and thrust spring, directly turn and be arranged on the middle part drawing pin, thrust spring is arranged on directly turns and between self-locking hole, draw the pin handle of pin in the middle of thrust spring through after stretch out from the damaged surface of pillar, the locking end directly turned coordinates with annular lock groove after stretching out from male cone (strobilus masculinus), draws pin and directly turning can move in self-locking hole.
Described self-locking hole can also be independent cavity, can also be inlaid with the housing of mating shapes with self-locking hole in independent cavity, and housing exposes in self-locking hole or do not expose the damaged surface of supporter；When housing exposes the damaged surface of supporter, one end screw exposing the damaged surface of supporter connects or rivets or be welded on the damaged surface of supporter；When housing does not expose the damaged surface of supporter, connect with screw or rivet or weld or be fixed in self-locking hole with jump ring；The inside and outside two ends of described housing manufacture porose, it is provided with in housing and draws pin, thrust spring, directly turn, directly turn and be arranged on the middle part drawing pin, thrust spring is arranged on directly turns and between housing, and the locking end draw the pin handle of pin to stretch out from the hole of housing outer face after passing from the centre of thrust spring, directly turning coordinates with annular lock groove after stretching out from the hole of the inner face of housing.
Described draws pin and the association being an entirety or combine that directly turns, the global shape turnover shape at a right angle after installing.
The described pin that draws includes pin portion and pin handle two parts, and the end in pin portion is fixed in the pressing portion directly turned, and pin handle extends perpendicularly out the damaged surface of supporter in self-locking hole after thrust spring, draws pin to exit annular lock groove for pulling directly to turn.
Described directly turning is column or the blocks of right angle cross break shape, and including locking end and pressing portion, when installing in self-locking hole, pressing portion is parallel to the centrage of supporter, and locking end is perpendicular to the centrage of supporter and stretches out the surface of male cone (strobilus masculinus)；Described locking end coordinates with the annular lock groove in taper hole after stretching out the surface of male cone (strobilus masculinus) and produces locking effect；Described pressing portion is for accepting the thrust of thrust spring and passing to locking end；The leading section of described locking end be acute angle bevel, towards male cone (strobilus masculinus) cone the end one side be face directly, the inclined-plane of locking end is for allowing the oral area of taper hole of union joint and the oblique promotion of inner conical surface directly turn retrogressing, and facing directly of locking end coordinates the locked male cone (strobilus masculinus) worked good and inner conical surface for the annular groove limit of facing directly with annular lock groove.
Described thrust spring is helical spring, completes automatic locking for promoting the locking end directly turned to coordinate with the annular lock groove on male cone (strobilus masculinus).
Described air gap hole is in the inside of taper hole, not inconsistent with the bottom of taper hole when inserting taper hole for the male cone (strobilus masculinus) end of pillar, it is simple to the close fit of inner conical surface and male cone (strobilus masculinus).
The inner conical surface of described taper hole is for coordinating with male cone (strobilus masculinus) and installing supporter, realize that rotation seat and supporter be quickly fixing and supporter is fixed with the quick of supporter, it is beneficial to the quick assembling of supporter and quick demolition, plays Fast Installation and quickly fixing effect；And then make supporter and union joint and supporter and rotation seat fixation respectively.
In order to increase connectivity robustness and the stability of ladder, improve the speed of installation and demolition, connection between described supporter and rotation seat and supporter and supporter and fixing all adopt cone match, it is beneficial to quick assembling and quick demolition；The male cone (strobilus masculinus) of supporter, in the taper hole of rotation seat, is coordinated with the locking end directly turned by the annular lock groove on inner conical surface and pins and lock the male cone (strobilus masculinus) of pillar and do not loosen with coordinating of the inner conical surface of rotation seat；The male cone (strobilus masculinus) of supporter, in the taper hole of union joint, is coordinated with the locking end directly turned by the annular lock groove on inner conical surface and pins and lock the male cone (strobilus masculinus) of pillar and do not loosen with coordinating of the inner conical surface of union joint.During assembling, inner conical surface and male cone (strobilus masculinus) at the gravity born and are pressed tighter and tighter under the effect of supporter self gravitation and are realized automatic fastening；During demolition, pull the pin handle of pin, after driving the annular lock groove that the locking end directly turned exits on inner conical surface, supporter upwards one is lifted male cone (strobilus masculinus) and automatically will be separated with taper hole.
The conical surface includes inner conical surface and male cone (strobilus masculinus), and the cross section of the conical surface is the circular conical surface, or the polygonal conical surface, or the conical surface of circular arc, or the special-shaped conical surface of circular arc and line segment composition；The described conical surface is the face of the square taper of nose part, or goes to the face of the cone of nose part.
In order to support supporter on the ground tilted, when bearing is arranged on smooth ground, the central axis of rotation seat is in bearing, it is ensured that the supporter being arranged on rotation seat is vertical or near perpendicular to horizontal plane；When bearing is arranged on the ground of inclination, rotation seat can rotate certain angle around rotational pin on bearing, it is ensured that the supporter being arranged on rotation seat is vertical or near perpendicular to horizontal plane.
Rotational pin is adopted to be fastened on the ear mount on bearing and rotation seat, making rotation seat can rotate certain angle around rotational pin on bearing, the supporter being arranged on rotation seat remains perpendicular to the purpose of horizontal plane to reach to make bearing ensure that when being arranged on the ground of inclination.
In order to the assembling making examination and repair for high-pressure circuit ladder is quick, bearing, ear mount, rotational pin be assembled in rotation seat together with overall or scattered parts.
In order to the inner conical surface worked good of locking and male cone (strobilus masculinus) do not loosen, described self-locking hole, directly turn, thrust spring and the annular lock groove composition locked inner conical surface worked good of locking system and male cone (strobilus masculinus).
In order to reduce cost and alleviate the weight of examination and repair for high-pressure circuit ladder, the support that the supporter of described examination and repair for high-pressure circuit ladder adopts the mode connected to be combined into list Zhi Duli with rotation seat and supporter with supporter, rotation seat and supporter are hollow body or solid；Supporter is monolayer or multilamellar, bearing and rotation seat in the combination of ladder is monolayer in the combination of ladder.
In order to ensure that supporter is perpendicular to horizontal plane all the time, adopting lock bolt to fix the angle angle of rotation seat and bearing by rotation forces rotation seat and ear mount generation frictional force, making bearing ensure that when being arranged on the ground of inclination, the supporter being arranged on rotation seat remains is perpendicular to horizontal plane.
In order in use can Rapid Combination and facilitate foot to step on, described supporter is combined into global facility with foot-operated, can quickly assemble combination when being beneficial to use；The described fixing employing pin ridden on supporter connects fixing, rides and is merely able to draw in one end of union joint on supporter, makes foot step down in landing downwards when riding upper.
The assemble method of examination and repair for high-pressure circuit ladder: during assembling, A, place the bearing, ear mount, rotational pin and the rotation seat that fit together on the ground, bearing on ground, rotation seat herein above, again the lower end of the pillar having male cone (strobilus masculinus) is inserted in the taper hole of rotation seat, under the effect of self gravitation, the male cone (strobilus masculinus) of pillar and the inner conical surface of rotation seat naturally fits and fix, and the gravity depressed from pillar is more big, and inner conical surface and male cone (strobilus masculinus) are fitted more tight and more firm；Insert in the process of taper hole at the male cone (strobilus masculinus) of pillar, during the inner conical surface position that the locking end directly turned enters into, the inclined-plane of the locking end that the oblique promotion of inner conical surface is directly turned, the pressing portion compression thrust spring that makes directly to turn and outside oblique yielding, when the male cone (strobilus masculinus) of pillar contacts firm with the inner conical surface of the taper hole of rotation seat, the locking end directly turned just enters the position of annular lock groove after slipping over the inner conical surface above annular lock groove smoothly, the locking end directly turned enters in annular lock groove under the powered of thrust spring, the locking face with trapezoidal annular lock groove of facing directly of the locking end by directly turning coordinates and can not retreat after locked to the inner conical surface posted and male cone (strobilus masculinus), complete supporter and the fixing of rotation seat and locking.B, move the upper end of supporter inserting rotation seat and make pillar be perpendicular to horizontal plane, it is rotated further by the lock bolt in ear mount and compresses rotation seat, make rotation seat can not rotate around rotational pin, then make all of supporter on rotation seat all remain perpendicular to horizontal plane, and allow the angle that bearing and rotation seat are formed remain unchanged after being completely fixed.One end that another root supporter has in the taper hole in C, the again union joint on supporter male cone (strobilus masculinus) again is inserted in the taper hole of union joint, under the effect of self gravitation, the male cone (strobilus masculinus) of pillar and the inner conical surface of union joint are naturally fitted and are fixed, and the gravity of pressure is more big from supporter, the laminating of inner conical surface and male cone (strobilus masculinus) is more tight and more firm；Insert in the process of taper hole at the male cone (strobilus masculinus) of pillar, during the inner conical surface position that the locking end directly turned enters into, pressing portion compression thrust spring that the inclined-plane of the locking end that the oblique promotion of inner conical surface is directly turned makes directly to turn and outside oblique yielding, when the male cone (strobilus masculinus) of pillar contacts firm with the inner conical surface of the taper hole of union joint, the locking end directly turned just enters the position of annular lock groove after slipping over the inner conical surface above annular lock groove smoothly, the locking end directly turned enters in annular lock groove under the powered of thrust spring, the locking face with trapezoidal annular lock groove of facing directly of the locking end by directly turning coordinates and can not retreat after locked to the inner conical surface posted and male cone (strobilus masculinus)；D, adopt multilamellar supporter composition prune gardens special-purpose ladder time, repeat step C in the taper hole of supporter upper end again insertable into the male cone (strobilus masculinus) of pillar, afterwards, the male cone (strobilus masculinus) of supporter can be inserted in the taper hole of a following supporter by Using such method again, completes the connection between supporter and supporter and fixes and locking.Supporter is very convenient with the assembling of rotation seat and supporter and supporter, it is not necessary to any instrument just can complete.
The method for dismounting of examination and repair for high-pressure circuit ladder: during the supporter of dismountable, pull the pin handle of pin, after driving the annular lock groove that the locking end directly turned exits on inner conical surface, supporter upwards one is drawn or one lifts and automatically will separate with the taper hole in the union joint of a following supporter, and the male cone (strobilus masculinus) of supporter will separate automatically with the taper hole of the union joint of a following supporter.During the supporter fixed on dismounting rotation seat, pull the pin handle of pin, after driving the annular lock groove that the locking end of front end of directly turning exits on male cone (strobilus masculinus), supporter upwards one being drawn or one lifts and automatically will separate with the taper hole of rotation seat, supporter will separate automatically with rotation seat.Supporter is very convenient with the dismounting of rotation seat and supporter and supporter, it is not necessary to any instrument just can complete.
During high-tension line maintainer examination and repair for high-pressure circuit, run into have branch Distance High Voltage Electricity Transfer close need prune time or line joint need overhaul time, first the bearing fitted together, ear mount, rotational pin and rotation seat are placed on the ground, after rotation seat is plugged first supporter, the upper end moving the supporter inserting rotation seat makes pillar be perpendicular to horizontal plane, screw lock bolt again and compress rotation seat, make rotation seat can not rotate around rotational pin, then make all of pillar on rotation seat all remain perpendicular to horizontal plane；Again the supporter needing height is taken with oneself, foot steps down in riding on supporter and climbs up, one section can be climbed and assemble one section again with foot-operated supporter, when the process of cat ladder is climbed to the top of ladder, climb up again after being inserted into a supporter in superincumbent taper hole.When having pruned descending stair after branch, foot step down in foot-operated on down climb, next section tears a supporter open, very convenient.
The manufacture method of described examination and repair for high-pressure circuit ladder, it is characterised in that:
During fabrication, examination and repair for high-pressure circuit ladder creates the ladder of single column support type, and bearing, ear mount, rotation seat and supporter adopt the aluminium alloy of light weight or the plastics manufacture of titanium alloy or carbon alloy or glass-reinforced plastic material or high intensity, create hollow body or solid；Pin is drawn to adopt the plastics manufacture of metal material or glass-reinforced plastic material or high intensity.
Described bearing creates dish type or bar shaped cross-like, the middle part of dish type or or the middle part of bar shaped cross-like on be fixed with ear mount, in the middle part of dish type or or pars intermedia fixed below of bar shaped cross-like or be stained with skid-proof rubber.
Described ear mount creates the supporter supporting and installing rotational pin, and supporter manufactures pin-and-hole and locking screw.
Described locking screw manufactures near the pin-and-hole in ear mount, is equipped with lock bolt in locking screw.
Described lock bolt creates screw, can rotate in locking screw.
Described bearing and ear mount manufacture as a whole, or separately manufactured after be fixed together formation one entirety.
Rotational pin creates pivot pin or bolt, is fixed in ear mount and is connected with rotation seat.
Described rotation seat creates connection seat, lower part manufacture has horizontal pin-and-hole, the upper end of upper part manufactures taper hole, internal taper hole creates tapered hole, the inner conical surface of taper hole manufactures the annular lock groove having depression, below taper hole or the inside manufacture and have an air gap hole, taper hole is directly through with air gap hole；The centrage of described pin-and-hole and the central axis of taper hole or close to vertical；Being connected with ear mount below by rotational pin of rotation seat, it is connected with supporter above with taper hole and locking bar and fixes.
Described bearing, ear mount, rotational pin and rotation seat are assembled into an independent entirety, are beneficial to and quickly assemble examination and repair for high-pressure circuit ladder.
Described supporter creates cylinder, create pillar and union joint two parts, pillar and union joint two parts manufacture as a whole or respectively manufacture after be fixed together into as a whole；Pin is adopted to be fixedly connected with riding of the folding that can draw to one end of the union joint of supporter in the both sides of the damaged surface of supporter, manufacture in the lower end of the pillar of supporter and have male cone (strobilus masculinus), manufacture between the surface of male cone (strobilus masculinus) and the cylinder of close male cone (strobilus masculinus) and have oblique self-locking hole, the surface of the oblique surface wearing out male cone (strobilus masculinus) of self-locking hole and the cylinder near male cone (strobilus masculinus)；Manufacturing in the end of the upper end of the union joint of supporter has taper hole, taper hole to create tapered hole, and below taper hole, manufacture has air gap hole, manufactures the annular lock groove having depression on the inner conical surface of taper hole.
Described foot-operated create hanger, connecting pin and riding boogie board three part, hanger creates the pedestal being fixed on supporter, connecting pin creates the pin connecting hanger and riding boogie board, riding boogie board creates the square or flat cylinder or blocks stepped on for foot, is stained with skid-proof rubber on the surface of riding boogie board or is cased with antiskid glue sleeve on the surface of riding boogie board.
Described air gap hole manufactures in the inside of taper hole.
Described self-locking hole manufacture has one end of male cone (strobilus masculinus) at supporter, create the hole of right angle turns shape, the centrage in hole and the central axis of supporter or parallel, manufacturing at male cone (strobilus masculinus) with in the cylinder near the pillar of male cone (strobilus masculinus), the one end in hole is perpendicular to that the centrage of supporter is worn out near the surface of cylinder of male cone (strobilus masculinus), the other end is perpendicular to the centrage of supporter and wears out male cone (strobilus masculinus)；The aperture of the part manufacture that the two ends in middle, hole big for installed thrust spring and the aperture of part manufacture directly turned are stretched out for drawing pin and the locking end directly turned is little, and the aperture of the self-locking hole wearing out male cone (strobilus masculinus) is corresponding with the position of annular lock groove；It is provided with in self-locking hole and draws pin, thrust spring, directly turn, directly turn and be arranged on the middle part drawing pin, thrust spring is arranged on directly turns and between self-locking hole, and the locking end draw the pin handle of pin to stretch out from the damaged surface of pillar after passing from the centre of thrust spring, directly turning coordinates with annular lock groove after stretching out from male cone (strobilus masculinus).
Described self-locking hole separately fabricated can also become cavity, the housing of mating shapes with self-locking hole it is inlaid with in separately fabricated cavity, expose one end of the damaged surface of supporter or connect towards one end screw of the damaged surface of supporter or riveted joint or be welded on the damaged surface of supporter, or connecting with screw or riveted joint or be welded on the oblique self-locking hole in supporter；The inside and outside two ends of described housing manufacture porose, it is provided with in housing and draws pin, thrust spring, directly turn, directly turn and be arranged on the middle part drawing pin, thrust spring is arranged on directly turns and between housing, and the locking end draw the pin handle of pin to stretch out from the hole of housing outer face after passing from the centre of thrust spring, directly turning coordinates with annular lock groove after stretching out from the hole of the inner face of housing.
On described annular lock groove manufacture taper hole on rotation seat and the inner conical surface of the taper hole on supporter, creating the dovetail groove of annular, the one side near the oral area of taper hole creates locking face, corresponding with the position of self-locking hole.
Pin and directly turning is drawn to manufacture as a whole or be grouped together into association after manufacturing respectively, the global shape turnover shape at a right angle after installing.
The described pin that draws creates pin portion and pin handle two parts, and the end in pin portion is fixed in the pressing portion directly turned, and pin handle extends perpendicularly out the damaged surface of supporter in self-locking hole after thrust spring.
Described directly the turn column or blocks that create right angle cross break shape, manufactures and has locking end and pressing portion, and when installing in self-locking hole, pressing portion is parallel to the centrage of supporter, and locking end is perpendicular to the centrage of supporter and stretches out the surface of male cone (strobilus masculinus).
Thrust spring creates helical spring.
The support that the supporter of described examination and repair for high-pressure circuit ladder adopts the mode connected to be combined into list Zhi Duli with rotation seat and supporter with supporter, the connection of supporter and rotation seat and supporter and supporter and fix and all adopt cone match, the conical surface creates inner conical surface and male cone (strobilus masculinus), inner conical surface and male cone (strobilus masculinus) create the taper surface of point, the cross section of the conical surface creates the polygonal conical surface, or creates the conical surface of circle or circular arc.
The consistent tapering that the tapering that the tapering of described taper hole coordinates with male cone (strobilus masculinus) creates.
In order to support supporter on the ground tilted, when bearing is arranged on smooth ground, the central axis of rotation seat is in bearing, it is ensured that the supporter being arranged on rotation seat is vertical or near perpendicular to horizontal plane；When bearing is arranged on the ground of inclination, rotation seat can rotate certain angle around rotational pin on bearing, it is ensured that the supporter being arranged on rotation seat is vertical or near perpendicular to horizontal plane.
Described bearing is fixed with ear mount, rotational pin connects ear mount and rotation seat, the taper hole of described rotation seat coordinates with the male cone (strobilus masculinus) of the lower end of supporter and fixes, the male cone (strobilus masculinus) of supporter coordinates with the inner conical surface of the taper hole of a following supporter and fixes, and taper hole is coordinated with the locking end directly turned by the annular lock groove on inner conical surface after coordinating with male cone (strobilus masculinus) and fixing and the inner conical surface and male cone (strobilus masculinus) that post of being automatically locked.It is fixed with the foot-operated of the folding that can draw in one end of the union joint of supporter in the both sides of the damaged surface of supporter, is stained with skid-proof rubber in the bottom of bearing.Self-locking hole is had manufacturing between damaged surface and the male cone (strobilus masculinus) of male cone (strobilus masculinus)；Be provided with in self-locking hole directly turn, thrust spring and draw pin, the pressing portion directly turned is fixed on the end drawing pin, draw the pin shank portion of pin to stretch out the damaged surface near pillar after the central part traverse of thrust spring, the locking end directly turned stretches out from the surface of male cone (strobilus masculinus), and one end of thrust spring is pressed in the pressing portion directly turned, the other end withstands on self-locking hole.
The simple in construction of examination and repair for high-pressure circuit of the present invention ladder, manufacture, assemble and use very convenient, it is easy to carry, assembly and disassembly process during use does not need instrument, the difficult problem uprightly climbed and stand when solving high-tension line maintainer maintenance high-tension line, during climbing, the speed of assembling ladder is fast, safe and reliable, climbing is convenient；After using, dismounting, packaging and convenient transportation.
Accompanying drawing explanation
Fig. 1 is the package assembly schematic diagram of examination and repair for high-pressure circuit ladder；
Fig. 2 is the structural representation of supporter；
Fig. 3 is the sectional structure schematic diagram of rotation seat；
Fig. 4 is the schematic appearance that bearing is connected with ear mount；
Fig. 5 is the schematic appearance that ear mount is connected with rotation seat and bearing.
Shown in figure: rotation seat 1, pillar 2, union joint 3, air gap hole 4, self-locking hole 5, draw pin 6, directly turn 7, thrust spring 8, annular lock groove 9, male cone (strobilus masculinus) 10, inner conical surface 11, taper hole 12, foot-operated 13, pin-and-hole 14, rotational pin 15, bearing 16, ear mount 17, lock bolt 18.
Detailed description of the invention
Examination and repair for high-pressure circuit ladder of the present invention mainly includes bearing 16, ear mount 17, rotational pin 15, lock bolt 18, rotation seat 1, supporter, male cone (strobilus masculinus) 10, taper hole 12, inner conical surface 11, self-locking device；
Described examination and repair for high-pressure circuit ladder is the ladder of single column support type, and the pedestal of carrying ladder is bearing 16, and the cradle head of ladder is ear mount 17 and the rotation seat 1 of rotational pin 15 connection, and the cylinder supporting ladder is supporter, has foot-operated 13 in the both sides of supporter.
Described bearing 16 is fixed with ear mount 17, ear mount 17 has pin-and-hole 14 and locking screw, rotational pin 15 links together ear mount 17 and rotation seat 1 after the pin-and-hole 14 of the pin-and-hole 14 in ear mount 17 and rotation seat 1 bottom, and lock bolt 18 exceedes the screw end of the lock bolt 18 of locking screw and is pressed in the lower part locking rotation seat 1 of rotation seat 1 and the fit angle of bearing 16 after screwing in the locking screw in ear mount 17；The above of described rotation seat 1 has taper hole 12, the inner conical surface 11 of taper hole 12 has annular lock groove 9, below taper hole 12 or the inside have air gap hole 4, rotation seat 1 is coordinated with the male cone (strobilus masculinus) 10 of supporter lower end by taper hole 12 and fixes, and 7 is coordinating with the annular lock groove 9 on inner conical surface 11 and the inner conical surface 11 and male cone (strobilus masculinus) 10 that post of being automatically locked through exposing the locking end of male cone (strobilus masculinus) 10 after male cone (strobilus masculinus) 10 by being arranged on directly turning in the self-locking hole 5 of pillar 2 bottom；Taper hole 12 is had in union joint 3 end of supporter upper end, the inner conical surface 11 of taper hole 12 there is annular lock groove 9, below taper hole 12 or the inside have air gap hole 4, the male cone (strobilus masculinus) 10 of supporter lower end inserts in the taper hole 12 in the union joint 3 of a following supporter, coordinated with the male cone (strobilus masculinus) 10 of supporter lower end by taper hole 12 and fix, and 7 coordinating with the annular lock groove 9 on inner conical surface 11 and the inner conical surface 11 and male cone (strobilus masculinus) 10 that post of being automatically locked through exposing the locking end of male cone (strobilus masculinus) 10 after male cone (strobilus masculinus) 10 by being arranged on directly turning in the self-locking hole 5 of pillar 2 bottom；It is fixed with foot-operated the 13 of the folding that can draw in one end of the union joint 3 of supporter in the both sides of the damaged surface of supporter, is cased with on foot-operated 13 or is stained with skid-proof rubber.
Described supporter has the lower end of male cone (strobilus masculinus) 10 to insert in the taper hole 12 in the middle part of rotation seat 1, or, supporter has the lower end of male cone (strobilus masculinus) 10 to insert in the taper hole 12 in the union joint 3 of a following supporter upper end, inner conical surface 11 has annular lock groove 9 with directly turn 7 locking end coordinate, the coordinating of locking inner conical surface 11 and male cone (strobilus masculinus) 10 then.
Described taper hole 12 is tapered hole, has inner conical surface 11 in taper hole 12, and inner conical surface 11 has the annular lock groove 9 of depression.The described taper hole 12 on rotation seat 1 coordinates with the male cone (strobilus masculinus) 10 of the lower end of pillar 2 and fixes, and the taper hole 12 on union joint 3 coordinates with the male cone (strobilus masculinus) 10 of the lower end of another root pillar 2 and fixes；Described taper hole 12 coordinate with male cone (strobilus masculinus) 10 and fix after by the annular lock groove 9 on inner conical surface 11 with directly turn 7 locking end coordinate and the inner conical surface 11 and male cone (strobilus masculinus) 10 that post of being automatically locked.In order to make taper hole 12 and male cone (strobilus masculinus) 10 can close fit, the tapering of described taper hole 12 is consistent with the tapering of male cone (strobilus masculinus) 10.
Described self-locking device includes self-locking hole 5, draw pin 6, thrust spring 8, directly turn 7, annular lock groove 9, the hole of described self-locking hole 5 right angle turns shape, on the cylinder near the pillar 2 of male cone (strobilus masculinus) 10, the surface of male cone (strobilus masculinus) 10 is worn out in one end, the other end wears out the damaged surface of column, the centrage of self-locking hole 5 and the central axis of column body or parallel；Be provided with in self-locking hole 5 and directly turn 7, thrust spring 8 and draw pin 6, directly turn and 7 be fixed on the end drawing pin 6, one end of thrust spring 8 be pressed in directly turn 7 pressing portion on, the other end withstand on self-locking hole 5, draw pin 6 pin handle one end from the central part of thrust spring 8 through after extend perpendicularly out from the damaged surface of column, directly turn 7 locking end stretch out from male cone (strobilus masculinus) 10；The part that described thrust spring 8 is arranged on the middle aperture of self-locking hole 5 big is enclosed within the middle part drawing pin 6, one end be pressed in directly turn 7 pressing portion on, the other end withstands on the wall of the big part of the middle aperture of self-locking hole 5 or withstands on the jump ring of the little part in the aperture of self-locking hole 5 of the one end being fixed on the pin handle drawing pin 6；Thrust spring 8 be pressed in directly turn 7 pressing portion on promote the locking end of 7 of directly turning to coordinate with the annular lock groove 9 on inner conical surface 11 and the inner conical surface 11 and male cone (strobilus masculinus) 10 that post of being automatically locked.
Described bearing 16 is disking body or is in strip interconnection shape, disking body or be in strip interconnection shape middle part be fixed on ear mount 17, at disking body or be in strip below interconnection shape and be stained with skid-proof rubber；Described bearing 16 is for fixed ear base 17, steady brace 2 and supports pillar 2 and bears all wt that ear mount 17 is born, it is prevented that the lower end of supporter is absorbed in earth；Described skid-proof rubber is fixed on disking body or is in strip below interconnection shape, prevents bearing 16 from sliding on the ground with ground resulting in friction.
Described ear mount 17 is to support and install the supporter of rotational pin 15, and supporter has pin-and-hole 14 and locking screw, and pin-and-hole 14 is for installing and fixing rotational pin 15 bear all wt that rotational pin 15 bears.
Near described locking screw pin-and-hole 14 in ear mount 17, for assembling lock bolt 18 and purl screw can be rotated in locking screw, the screw end of lock bolt 18 is made to be pressed in the lower part locking rotation seat 1 of rotation seat 1 and the fit angle of bearing 16.
Described lock bolt 18 is screw, can rotate in locking screw, produces friction and play locking effect when screw end contacts with the lower part of rotation seat 1.
Described rotational pin 15 is pivot pin or bolt, for connecting ear mount 17 and rotation seat 1 and bearing all wt that rotation seat 1 bears.
Described rotation seat 1 is to connect seat, having horizontal pin-and-hole 14 on lower part, there is taper hole 12 upper end of upper part, has the annular lock groove 9 of depression on the inner conical surface 11 of taper hole 12, there is air gap hole 4 below taper hole 12 or the inside, and taper hole 12 is directly through with air gap hole 4；The centrage of described pin-and-hole 14 and the central axis of taper hole 12 or close to vertical；Being connected with ear mount 17 below by rotational pin 15 of rotation seat 1, it is connected with pillar 2 above with taper hole 12；The all wt that described rotation seat 1 bears with support pillar 2 and pillar 2 for steady brace 2.
Described supporter is that one end has male cone (strobilus masculinus) 10, the other end to have the cylinder of taper hole 12, including union joint 3 and pillar 2 two parts, is fixed with foot-operated the 13 of the folding that can draw in one end of the union joint 3 of supporter in the both sides of the damaged surface of supporter；Described supporter is union joint 3 and pillar 2 is fixed together the entirety formed or the entirety being inherently connected；Pillar 2 does not have one end of male cone (strobilus masculinus) 10 not have one end of taper hole 12 to be connected with union joint 3 or is fixed together formation entirety.The end face of the upper end of described union joint 3 has taper hole 12, and there is air gap hole 4 the inside of taper hole 12, has the annular lock groove 9 of depression on the inner conical surface 11 of taper hole 12；There is male cone (strobilus masculinus) 10 lower end of described pillar 2, cylinder near the pillar 2 of male cone (strobilus masculinus) 10 has the self-locking hole 5 of right angle turns shape, the surface of male cone (strobilus masculinus) 10 is worn out in one end of self-locking hole 5, the other end wears out the damaged surface of pillar 2, the centrage of self-locking hole 5 and the central axis of supporter or parallel.
Described foot-operated 13 include hanger, connecting pin and riding boogie board, hanger is integrally fixed at the connector having pin-and-hole 14 on supporter, connecting pin is the pin connecting hanger and riding boogie board, riding boogie board is the square or flat cylinder or blocks stepped on for foot, being stained with skid-proof rubber on the surface of riding boogie board or be cased with antiskid glue sleeve on the surface of riding boogie board, the skid-proof rubber on foot-operated 13 plays and prevents foot-operated 13 effects anti-skidding up.
Described annular lock groove 9 is the cannelure of the depression on the inner conical surface 11 of the taper hole 12 on rotation seat 1 and the taper hole 12 on supporter, and cannelure is dovetail groove, corresponding with the position of self-locking hole 5, and the one side near the oral area of taper hole 12 is locking face；Described locking face for directly turn 7 facing directly of locking end coordinate and produce locking effect；Described annular lock groove 9 for allow directly turn 7 locking end insert annular lock groove 9 time without the concern for the angle inserted, with directly turn 7 locking end coordinate and the locked inner conical surface 11 posted and male cone (strobilus masculinus) 10, then the locked inner conical surface 11 posted and male cone (strobilus masculinus) 10, and then make union joint 3 and supporter and rotation seat 1 and supporter fixation.
Described self-locking hole 5 has one end of male cone (strobilus masculinus) 10 at supporter, it it is the hole of right angle turns shape, the centrage in hole and the central axis of supporter or parallel, at male cone (strobilus masculinus) 10 with in the cylinder near the pillar 2 of male cone (strobilus masculinus) 10, the one end in hole is perpendicular to that the centrage of supporter is worn out near the surface of cylinder of male cone (strobilus masculinus) 10, the other end is perpendicular to the centrage of supporter and wears out male cone (strobilus masculinus) 10；The mid portion of self-locking hole 5 for installed thrust spring 8 and directly turn 7 part aperture greatly, the two ends in hole for draw pin 6 and directly turn 7 the aperture stretched out of locking end little, the aperture of the self-locking hole 5 on male cone (strobilus masculinus) 10 is corresponding with the position of annular lock groove；It is provided with in self-locking hole 5 and directly turns 7, draw pin 6 and thrust spring 8, directly turn and 7 be arranged on the middle part drawing pin 6, thrust spring 8 is arranged on directly turns between 7 and self-locking hole 5, draw the pin handle of pin 6 in the middle of thrust spring 8 through after stretch out from the damaged surface of pillar 2, directly turn 7 locking end stretch out from male cone (strobilus masculinus) 10 after coordinate with annular lock groove 9, draw pin 6 and directly turning 7 can move in self-locking hole 5.
Described self-locking hole 5 can also be independent cavity, can also be inlaid with the housing of mating shapes with self-locking hole 5 in independent cavity, and housing exposes in self-locking hole 5 or do not expose the damaged surface of supporter；When housing exposes the damaged surface of supporter, one end screw exposing the damaged surface of supporter connects or rivets or be welded on the damaged surface of supporter；When housing does not expose the damaged surface of supporter, connect with screw or rivet or weld or be fixed in self-locking hole 5 with jump ring；The inside and outside two ends of described housing manufacture porose, it is provided with in housing and draws pin 6, thrust spring 8, directly turn 7, directly turn and 7 be arranged on the middle part drawing pin 6, thrust spring 8 is arranged on directly turns between 7 and housing, draw the pin handle of pin 6 in the middle of thrust spring 8 through after stretch out from the hole of housing outer face, directly turn 7 locking end stretch out from the hole of the inner face of housing after coordinate with annular lock groove 9.
Described draw pin 6 and directly to turn 7 be an entirety or the association combined, the global shape turnover shape at a right angle after installing.
The described pin 6 that draws includes pin portion and pin handle two parts, the end in pin portion be fixed on directly turn 7 pressing portion on, pin handle through the damaged surface extending perpendicularly out supporter after thrust spring 8, draws pin 67 to exit annular lock groove for pulling directly to turn in self-locking hole 5.
Described directly turning 7 is column or the blocks of right angle cross break shape, and including locking end and pressing portion, when installing in self-locking hole 5, pressing portion is parallel to the centrage of supporter, and locking end is perpendicular to the centrage of supporter and stretches out the surface of male cone (strobilus masculinus) 10；Described locking end coordinates with the annular lock groove in taper hole 12 after stretching out the surface of male cone (strobilus masculinus) 10 and produces locking effect；Described pressing portion is for accepting the thrust of thrust spring 8 and passing to locking end；The leading section of described locking end be acute angle bevel, towards male cone (strobilus masculinus) 10 cone the end one side be face directly, the inclined-plane of locking end is for allowing the oral area of taper hole 12 of union joint 3 and the oblique promotion of inner conical surface 11 directly turn 7 retrogressings, and facing directly of locking end coordinates the locked male cone (strobilus masculinus) 10 worked good and inner conical surface 11 for the annular groove limit of facing directly with annular lock groove.
Described thrust spring 8 is helical spring, for promoting the locking end of 7 of directly turning to coordinate with the annular lock groove 9 on male cone (strobilus masculinus) 10 and complete automatic locking.
Described air gap hole 4 is in the inside of taper hole 12, not inconsistent with the bottom of taper hole 12 when inserting taper hole 12 for male cone (strobilus masculinus) 10 end of pillar 2, it is simple to the close fit of inner conical surface 11 and male cone (strobilus masculinus) 10.
The inner conical surface 11 of described taper hole 12 is for coordinating with male cone (strobilus masculinus) 10 and installing supporter, realize that rotation seat 1 is quickly fixing with supporter and supporter is fixed with the quick of supporter, it is beneficial to the quick assembling of supporter and quick demolition, plays Fast Installation and quickly fixing effect；And then make supporter and union joint 3 and supporter and rotation seat 1 fixation respectively.
In order to increase connectivity robustness and the stability of ladder, improve the speed of installation and demolition, connection between described supporter and rotation seat 1 and supporter and supporter and fixing all adopt cone match, it is beneficial to quick assembling and quick demolition；The male cone (strobilus masculinus) 10 of supporter in the taper hole 12 of rotation seat 1, by the annular lock groove 9 on inner conical surface 11 with directly turn 7 locking end coordinate and not the loosening coordinating of inner conical surface 11 of the male cone (strobilus masculinus) 10 and rotation seat 1 that pin and lock pillar 2；The male cone (strobilus masculinus) 10 of supporter in the taper hole 12 of union joint 3, by the annular lock groove 9 on inner conical surface 11 with directly turn 7 locking end coordinate and not the loosening coordinating of inner conical surface 11 of the male cone (strobilus masculinus) 10 and union joint 3 that pin and lock pillar 2.During assembling, inner conical surface 11 and male cone (strobilus masculinus) 10 at the gravity born and are pressed tighter and tighter under the effect of supporter self gravitation and are realized automatic fastening；During demolition, pull the pin handle of pin 6, drive directly turn 7 locking end exit on inner conical surface 11 annular lock groove 9 after, supporter upwards one is lifted male cone (strobilus masculinus) 10 and automatically will be separated with taper hole 12.
The conical surface includes inner conical surface 11 and male cone (strobilus masculinus) 10, and the cross section of the conical surface is the circular conical surface, or the polygonal conical surface, or the conical surface of circular arc, or the special-shaped conical surface of circular arc and line segment composition；The described conical surface is the face of the square taper of nose part, or goes to the face of the cone of nose part.
In order to support supporter on the ground tilted, when bearing 16 is arranged on smooth ground, the central axis of rotation seat 1 is in bearing 16, it is ensured that the supporter being arranged on rotation seat 1 is vertical or near perpendicular to horizontal plane；When bearing 16 is arranged on the ground of inclination, rotation seat 1 can rotate certain angle around rotational pin 15 on bearing 16, it is ensured that the supporter being arranged on rotation seat 1 is vertical or near perpendicular to horizontal plane.
Rotational pin 15 is adopted to be fastened on the ear mount 17 on bearing 16 and rotation seat 1, making rotation seat 1 can rotate certain angle around rotational pin 15 on bearing 16, the supporter being arranged on rotation seat 1 remains perpendicular to the purpose of horizontal plane to reach to make bearing 16 ensure that when being arranged on the ground of inclination.
In order to the assembling making examination and repair for high-pressure circuit ladder is quick, bearing 16, ear mount 17, rotational pin 15 be assembled in rotation seat 1 together with overall or scattered parts.
In order to the inner conical surface 11 worked good of locking and male cone (strobilus masculinus) 10 do not loosen, described self-locking hole 5, directly turn 7, thrust spring 8 and annular lock groove 9 form the locked inner conical surface 11 worked good of locking system and male cone (strobilus masculinus) 10.
In order to reduce cost and alleviate the weight of examination and repair for high-pressure circuit ladder, the support that the supporter of described examination and repair for high-pressure circuit ladder adopts the mode connected to be combined into list Zhi Duli with rotation seat 1 and supporter with supporter, rotation seat 1 and supporter are hollow body or solid；Supporter is monolayer or multilamellar in the combination of ladder, and bearing 16 and rotation seat 1 are monolayers in the combination of ladder.
In order to ensure that supporter is perpendicular to horizontal plane all the time, adopting lock bolt 18 to produce frictional force by rotation forces rotation seat 1 and ear mount 17 and fix the angle angle of rotation seat 1 and bearing 16, making bearing 16 ensure that when being arranged on the ground of inclination, the supporter being arranged on rotation seat 1 remains is perpendicular to horizontal plane.
In order in use can Rapid Combination and facilitate foot to step on, described supporter is combined into global facility with foot-operated 13, can quickly assemble combination when being beneficial to use；Described foot-operated 13 fixing employing pin on supporter connects fixing, and foot-operated 13 are merely able to draw in one end of union joint 3 on supporter, not landing downwards when making foot step down on foot-operated 13.
The assemble method of examination and repair for high-pressure circuit ladder: during assembling, A, place the bearing 16, ear mount 17, rotational pin 15 and the rotation seat 1 that fit together on the ground, bearing 16 on ground, rotation seat 1 herein above, again the lower end of the pillar 2 having male cone (strobilus masculinus) 10 is inserted in the taper hole 12 of rotation seat 1, under the effect of self gravitation, the male cone (strobilus masculinus) 10 of pillar 2 is naturally fitted with the inner conical surface 11 of rotation seat 1 and is fixed, and the gravity of pressure is more big from pillar 2, inner conical surface 11 and male cone (strobilus masculinus) 10 are fitted more tight and more firm；nullInsert in the process of taper hole 12 at the male cone (strobilus masculinus) 10 of pillar 2，Directly turn 7 locking end enter into inner conical surface 11 position time，The oblique promotion of inner conical surface 11 directly turn 7 the inclined-plane of locking end，Make directly to turn 7 pressing portion compression thrust spring 8 and outside oblique yielding，When the male cone (strobilus masculinus) 10 of pillar 2 contacts firm with the inner conical surface 11 of the taper hole 12 of rotation seat 1，Directly turn 7 locking end slip over annular lock groove 9 inner conical surface 11 above smoothly after just enter the position of annular lock groove 9，Directly turn 7 locking end enter in annular lock groove 9 under the powered of thrust spring 8，By directly turn 7 the locking face with trapezoidal annular lock groove 9 of facing directly of locking end coordinate and can not retreat after locked to the inner conical surface 11 posted and male cone (strobilus masculinus) 10，Complete supporter and the fixing of rotation seat 1 and locking.B, move the upper end of supporter inserting rotation seat 1 and make pillar 2 be perpendicular to horizontal plane, the lock bolt 18 being rotated further by pin 15 compresses rotation seat 1, make rotation seat 1 can not rotate around rotational pin 15, then make all of supporter on rotation seat 1 all remain perpendicular to horizontal plane, and allow the angle that bearing 16 and rotation seat 1 are formed remain unchanged after being completely fixed.One end that another root supporter has in the taper hole 12 in C, the again union joint 3 on supporter male cone (strobilus masculinus) 10 again is inserted in the taper hole 12 of union joint 3, under the effect of self gravitation, the male cone (strobilus masculinus) 10 of pillar 2 is naturally fitted with the inner conical surface 11 of union joint 3 and is fixed, and the gravity of pressure is more big from supporter, inner conical surface 11 and male cone (strobilus masculinus) 10 are fitted more tight and more firm；Insert in the process of taper hole 12 at the male cone (strobilus masculinus) 10 of pillar 2, directly turn 7 locking end enter into inner conical surface 11 position time, the oblique promotion of inner conical surface 11 directly turn 7 the inclined-plane of locking end make directly to turn 7 pressing portion compression thrust spring 8 and outside oblique yielding, when the male cone (strobilus masculinus) 10 of pillar 2 contacts firm with the inner conical surface 11 of the taper hole 12 of union joint 3, directly turn 7 locking end slip over annular lock groove 9 inner conical surface 11 above smoothly after just enter the position of annular lock groove 9, directly turn 7 locking end enter under the powered of thrust spring 8 in annular lock groove 9, by directly turn 7 the locking face with trapezoidal annular lock groove 9 of facing directly of locking end coordinate and can not retreat after locked to the inner conical surface 11 posted and male cone (strobilus masculinus) 10；D, adopt multilamellar supporter composition prune gardens special-purpose ladder time, repeat step C in the taper hole 12 of supporter upper end again insertable into the male cone (strobilus masculinus) 10 of pillar 2, afterwards, the male cone (strobilus masculinus) 10 of supporter can be inserted in the taper hole 12 of a following supporter by Using such method again, completes the connection between supporter and supporter and fixes and locking.Supporter is very convenient with the assembling of rotation seat 1 and supporter and supporter, it is not necessary to any instrument just can complete.
The method for dismounting of examination and repair for high-pressure circuit ladder: during the supporter of dismountable, pull the pin handle of pin 6, drive directly turn 7 locking end exit on inner conical surface 11 annular lock groove 9 after, supporter upwards one is drawn or one lifts and automatically will separate with the taper hole 12 in the union joint 3 of a following supporter, and the male cone (strobilus masculinus) 10 of supporter will separate automatically with the taper hole 12 of the union joint 3 of a following supporter.During the supporter fixed on dismounting rotation seat 1, pull the pin handle of pin 6, after driving the annular lock groove 9 that the locking end of 7 front ends of directly turning exits on male cone (strobilus masculinus) 10, supporter upwards one being drawn or one lifts and automatically will separate with the taper hole 12 of rotation seat 1, supporter will separate automatically with rotation seat 1.Supporter is very convenient with the dismounting of rotation seat 1 and supporter and supporter, it is not necessary to any instrument just can complete.
During high-tension line maintainer examination and repair for high-pressure circuit, run into have branch Distance High Voltage Electricity Transfer close need prune time or line joint need overhaul time, first the bearing 16 fitted together, ear mount 17, rotational pin 15 and rotation seat 1 are placed on the ground, after rotation seat 1 is plugged first supporter, the upper end moving the supporter inserting rotation seat 1 makes pillar 2 be perpendicular to horizontal plane, screw lock bolt 18 again and compress rotation seat 1, make rotation seat 1 can not rotate around rotational pin 15, then make all of pillar 2 on rotation seat 1 all remain perpendicular to horizontal plane；Again the supporter needing height is taken with oneself, foot steps down in and climbs up on foot-operated 13 on supporter, one section can be climbed and assemble one section again with the supporter of foot-operated 13, when the process of cat ladder is climbed to the top of ladder, climb up again after being inserted into a supporter in superincumbent taper hole 12.When having pruned descending stair after branch, foot steps down in and down climbs on foot-operated 13, and next section tears a supporter open, very convenient.

Claims (6)

1. an examination and repair for high-pressure circuit ladder, it is characterised in that: described examination and repair for high-pressure circuit ladder mainly includes bearing (16), ear mount (17), rotational pin (15), lock bolt (18), rotation seat (1), supporter, male cone (strobilus masculinus) (10), internal taper hole (12), inner conical surface (11), self-locking device；
Described examination and repair for high-pressure circuit ladder is the ladder of single column support type, the pedestal of carrying ladder is bearing (16), the cradle head of ladder is the ear mount (17) that connects of rotational pin (15) and rotation seat (1), the cylinder supporting ladder is supporter, has foot-operated (13) in the both sides of supporter；
Described bearing (16) is fixed with ear mount (17), ear mount (17) has pin-and-hole (14) and locking screw, rotational pin (15) links together ear mount (17) and rotation seat (1) after the pin-and-hole (14) of the pin-and-hole (14) in ear mount (17) and rotation seat (1) bottom, lock bolt (18) exceedes the screw end of the lock bolt (18) of locking screw and is pressed in lower part locking rotation seat (1) of rotation seat (1) and the fit angle of bearing (16) after screwing in the locking screw in ear mount (17)；The above of described rotation seat (1) has internal taper hole (12), the inner conical surface (11) of internal taper hole (12) has annular lock groove (9), internal taper hole (12) below or the inside have air gap hole (4), rotation seat (1) is coordinated by internal taper hole (12) with the male cone (strobilus masculinus) (10) of supporter lower end and fixes, and coordinate with the annular lock groove (9) on inner conical surface (11) and the inner conical surface (11) and male cone (strobilus masculinus) (10) that post of being automatically locked exposing the locking end of male cone (strobilus masculinus) (10) after male cone (strobilus masculinus) (10) by being arranged on directly turning in the self-locking hole (5) of pillar (2) bottom (7)；Internal taper hole (12) is had in union joint (3) end in supporter upper end, the inner conical surface (11) of internal taper hole (12) there is annular lock groove (9), below internal taper hole (12) or the inside have air gap hole (4), the male cone (strobilus masculinus) (10) of supporter lower end inserts in the internal taper hole (12) in the union joint (3) of a following supporter, coordinate by internal taper hole (12) with the male cone (strobilus masculinus) (10) of supporter lower end and fix, and coordinate with the annular lock groove (9) on inner conical surface (11) and the inner conical surface (11) and male cone (strobilus masculinus) (10) that post of being automatically locked exposing the locking end of male cone (strobilus masculinus) (10) after male cone (strobilus masculinus) (10) by being arranged on directly turning in the self-locking hole (5) of pillar (2) bottom (7)；It is fixed with foot-operated (13) of the folding that can draw in one end of the union joint (3) of supporter in the both sides of the damaged surface of supporter, foot-operated (13) is cased with or is stained with skid-proof rubber；
Described supporter has the lower end of male cone (strobilus masculinus) (10) to insert in the internal taper hole (12) at rotation seat (1) middle part, or, supporter has the lower end of male cone (strobilus masculinus) (10) to insert in the internal taper hole (12) in the union joint (3) of a following supporter upper end, inner conical surface (11) has annular lock groove (9) and coordinates with the locking end of directly turn (7), then lock coordinating of inner conical surface (11) and male cone (strobilus masculinus) (10)；
Described internal taper hole (12) is tapered hole, has inner conical surface (11) in internal taper hole (12), and inner conical surface (11) has the annular lock groove (9) of depression；The described internal taper hole (12) on rotation seat (1) coordinates with the male cone (strobilus masculinus) (10) of the lower end of pillar (2) and fixes, and the internal taper hole (12) on union joint (3) coordinates with the male cone (strobilus masculinus) (10) of the lower end of another root pillar (2) and fixes；Described internal taper hole (12) is coordinated with the locking end of directly turn (7) by the annular lock groove (9) on inner conical surface (11) after coordinating with male cone (strobilus masculinus) (10) and fixing and the inner conical surface (11) and male cone (strobilus masculinus) (10) that post of being automatically locked；In order to make internal taper hole (12) and male cone (strobilus masculinus) (10) can close fit, the tapering of described internal taper hole (12) is consistent with the tapering of male cone (strobilus masculinus) (10)；
Described self-locking device includes self-locking hole (5), draws pin (6), thrust spring (8), directly turn (7), annular lock groove (9), the hole of described self-locking hole (5) right angle turns shape, on the cylinder near the pillar (2) of male cone (strobilus masculinus) (10), the surface of male cone (strobilus masculinus) (10) is worn out in one end, the other end wears out the damaged surface of column, the centrage of self-locking hole (5) and the central axis of column body or parallel；Directly turn (7), thrust spring (8) are installed in self-locking hole (5) and draw pin (6), directly turn (7) be fixed on the end drawing pin (6), one end of thrust spring (8) is pressed in the pressing portion of directly turn (7), the other end withstands on self-locking hole (5), the one end drawing the pin handle of pin (6) extends perpendicularly out from the damaged surface of column after the central part traverse of thrust spring (8), and the locking end of directly turn (7) stretches out from male cone (strobilus masculinus) (10)；The part that described thrust spring (8) is arranged on the middle aperture of self-locking hole (5) big is enclosed within the middle part drawing pin (6), and one end is pressed in the pressing portion of directly turn (7), the other end withstands on the wall of the big part of the middle aperture of self-locking hole (5) or withstands on the jump ring of the little part in the aperture of self-locking hole (5) of the one end being fixed on the pin handle drawing pin (6)；Thrust spring (8) is pressed in the locking end promoting directly turn (7) in the pressing portion of directly turn (7) and coordinates with the annular lock groove (9) on inner conical surface (11) and the inner conical surface (11) and male cone (strobilus masculinus) (10) that post of being automatically locked；
Described bearing (16) is disking body or is in strip interconnection shape, disking body or be in strip interconnection shape middle part be fixed on ear mount (17), at disking body or be in strip below interconnection shape and be stained with skid-proof rubber；Described bearing (16) is for fixed ear base (17), steady brace (2) and supports pillar (2) and bears all wt that ear mount (17) is born, it is prevented that the lower end of supporter is absorbed in earth；Described skid-proof rubber is fixed on disking body or is in strip below interconnection shape, prevents bearing (16) from sliding on the ground with ground resulting in friction；
Described ear mount (17) is to support and install the supporter of rotational pin (15), supporter there are pin-and-hole (14) and locking screw, pin-and-hole (14) are used for installing and fixing rotational pin (15) bear all wt that rotational pin (15) bears；
Near described locking screw pin-and-hole (14) in ear mount (17), for assembling lock bolt (18) and purl screw can be rotated in locking screw, the screw end of lock bolt (18) is made to be pressed in lower part locking rotation seat (1) of rotation seat (1) and the fit angle of bearing (16)；
Described lock bolt (18) is screw, can rotate in locking screw, produces friction and play locking effect when screw end contacts with the lower part of rotation seat (1)；
Described rotational pin (15) is pivot pin or bolt, is used for connecting ear mount (17) and rotation seat (1) and bearing all wt that rotation seat (1) bears；
Described rotation seat (1) is to connect seat, lower part has horizontal pin-and-hole (14), there is internal taper hole (12) upper end of upper part, the inner conical surface (11) of internal taper hole (12) has the annular lock groove (9) of depression, there is air gap hole (4) below internal taper hole (12) or the inside, and internal taper hole (12) is directly through with air gap hole (4)；The centrage of described pin-and-hole (14) and the central axis of internal taper hole (12)；Being connected with ear mount (17) below by rotational pin (15) of rotation seat (1), it is connected with pillar (2) above with internal taper hole (12)；Described rotation seat (1) is for steady brace (2) and supports pillar (2) and all wt that bears of pillar (2)；
Described supporter is that one end has male cone (strobilus masculinus) (10), the other end to have the cylinder of internal taper hole (12), including union joint (3) and pillar (2) two parts, it is fixed with foot-operated (13) of the folding that can draw in one end of the union joint (3) of supporter in the both sides of the damaged surface of supporter；Described supporter is union joint (3) and pillar (2) is fixed together the entirety formed or the entirety being inherently connected；Pillar (2) does not have one end of male cone (strobilus masculinus) (10) not have one end of internal taper hole (12) to be connected with union joint (3) or is fixed together formation entirety；The end face of the upper end of described union joint (3) has internal taper hole (12), there is air gap hole (4) the inside of internal taper hole (12), has the annular lock groove (9) of depression on the inner conical surface (11) of internal taper hole (12)；There is male cone (strobilus masculinus) (10) lower end of described pillar (2), cylinder near the pillar (2) of male cone (strobilus masculinus) (10) has the self-locking hole (5) of right angle turns shape, the damaged surface that the surface of male cone (strobilus masculinus) (10) is worn out in one end of self-locking hole (5), the other end wears out pillar (2), the centrage of self-locking hole (5) and the central axis of supporter or parallel；
Described foot-operated (13) include hanger, connecting pin and riding boogie board, hanger is integrally fixed at the connector having pin-and-hole (14) on supporter, connecting pin is the pin connecting hanger and riding boogie board, riding boogie board is the square or flat cylinder or blocks stepped on for foot, being stained with skid-proof rubber on the surface of riding boogie board or be cased with antiskid glue sleeve on the surface of riding boogie board, the skid-proof rubber on foot-operated (13) plays and prevents foot from stepping on anti-skidding effect；
Described annular lock groove (9) is the cannelure of the depression on the inner conical surface (11) of the internal taper hole (12) on rotation seat (1) and the internal taper hole (12) on supporter, cannelure is dovetail groove, corresponding with the position of self-locking hole (5), the one side near the oral area of internal taper hole (12) is locking face；Described locking face is used for facing directly of the locking end with directly turn (7) and coordinates and produce locking effect；Described annular lock groove (9) be used for allowing directly turn the locking end of (7) when inserting annular lock groove (9) without the concern for the angle inserted, coordinate and the locked inner conical surface (11) posted and male cone (strobilus masculinus) (10) with the locking end of directly turn (7), then the locked inner conical surface (11) posted and male cone (strobilus masculinus) (10), and then make union joint (3) and supporter and rotation seat (1) and supporter fixation；
Described self-locking hole (5) has one end of male cone (strobilus masculinus) (10) at supporter, it it is the hole of right angle turns shape, the centrage in hole and the central axis of supporter or parallel, at male cone (strobilus masculinus) (10) with in the cylinder near the pillar (2) of male cone (strobilus masculinus) (10), the one end in hole is perpendicular to that the centrage of supporter is worn out near the surface of cylinder of male cone (strobilus masculinus) (10), the other end is perpendicular to the centrage of supporter and wears out male cone (strobilus masculinus) (10)；The mid portion of self-locking hole (5) two ends big for the aperture of installed thrust spring (8) and the part of directly turn (7), hole are used for drawing the aperture that the locking end of pin (6) and directly turn (7) stretches out little, and the aperture of the self-locking hole (5) on male cone (strobilus masculinus) (10) is corresponding with the position of annular lock groove；Directly turn (7) are installed in self-locking hole (5), draw pin (6) and thrust spring (8), directly turn (7) be arranged on the middle part drawing pin (6), thrust spring (8) is arranged on directly turns (7) and between self-locking hole (5), the pin handle drawing pin (6) stretches out from the damaged surface of pillar (2) after the middle traverse of thrust spring (8), the locking end of directly turn (7) coordinates with annular lock groove (9) after stretching out from male cone (strobilus masculinus) (10), draws pin (6) and directly turn (7) can move in self-locking hole (5)；
Described self-locking hole (5) can also be independent cavity, can also being inlaid with the housing of mating shapes with self-locking hole (5) in independent cavity, housing exposes or does not expose the damaged surface of supporter in self-locking hole (5)；When housing exposes the damaged surface of supporter, one end screw exposing the damaged surface of supporter connects or rivets or be welded on the damaged surface of supporter；When housing does not expose the damaged surface of supporter, connect with screw or rivet or weld or be fixed in self-locking hole (5) with jump ring；The inside and outside two ends of described housing manufacture porose, it is provided with in housing and draws pin (6), thrust spring (8), directly turn (7), directly turn (7) be arranged on the middle part drawing pin (6), thrust spring (8) is arranged on directly turns between (7) and housing, draw the pin handle of pin (6) in the middle of thrust spring (8) through after stretch out from the hole of housing outer face, the locking end of directly turn (7) coordinates with annular lock groove (9) after stretching out from the hole of the inner face of housing；
Described draw pin (6) and directly turn (7) are an entirety or the association combined, the global shape turnover shape at a right angle after installing；
The described pin (6) that draws includes pin portion and pin handle two parts, the end in pin portion is fixed in the pressing portion of directly turn (7), pin handle extends perpendicularly out the damaged surface of supporter in self-locking hole (5) after thrust spring (8), draw pin (6) be used for pulling directly turn (7) exit annular lock groove；
Described directly turn (7) are column or the blocks of right angle cross break shape, including locking end and pressing portion, when installing in self-locking hole (5), pressing portion is parallel to the centrage of supporter, and locking end is perpendicular to the centrage of supporter and stretches out the surface of male cone (strobilus masculinus) (10)；Described locking end coordinates with the annular lock groove in internal taper hole (12) after stretching out the surface of male cone (strobilus masculinus) (10) and produces locking effect；Described pressing portion is used for accepting the thrust of thrust spring (8) and passing to locking end；The leading section of described locking end be acute angle bevel, towards male cone (strobilus masculinus) (10) cone the end one side be face directly, the inclined-plane of locking end be used for allowing the oral area of internal taper hole (12) of union joint (3) and inner conical surface (11) oblique promotion directly turn (7) retreat, facing directly of locking end coordinates the locked male cone (strobilus masculinus) (10) worked good and inner conical surface (11) for the annular groove limit of facing directly with annular lock groove；
Described thrust spring (8) is helical spring, is used for the locking end promoting directly turn (7) and coordinates with the annular lock groove (9) on male cone (strobilus masculinus) (10) and complete automatic locking；
Described air gap hole (4) is in the inside of internal taper hole (12), when inserting internal taper hole (12) for male cone (strobilus masculinus) (10) end of pillar (2) not inconsistent with the bottom of internal taper hole (12), it is simple to the close fit of inner conical surface (11) and male cone (strobilus masculinus) (10)；
The inner conical surface (11) of described internal taper hole (12) is for coordinating with male cone (strobilus masculinus) (10) and installing supporter, realize that rotation seat (1) and supporter be quickly fixing and supporter is fixed with the quick of supporter, it is beneficial to the quick assembling of supporter and quick demolition, plays Fast Installation and quickly fixing effect；And then make supporter and union joint (3) and supporter and rotation seat (1) fixation respectively；
In order to increase connectivity robustness and the stability of ladder, improve the speed of installation and demolition, connection between described supporter and rotation seat (1) and supporter and supporter and fix and all adopt cone match, it is beneficial to quick assembling and quick demolition；The male cone (strobilus masculinus) (10) of supporter, in the internal taper hole (12) of rotation seat (1), is coordinated with the locking end of directly turn (7) by the annular lock groove (9) on inner conical surface (11) and not the loosening coordinating of inner conical surface (11) of the male cone (strobilus masculinus) (10) and rotation seat (1) that pin and lock pillar (2)；The male cone (strobilus masculinus) (10) of supporter, in the internal taper hole (12) of union joint (3), is coordinated with the locking end of directly turn (7) by the annular lock groove (9) on inner conical surface (11) and not the loosening coordinating of inner conical surface (11) of the male cone (strobilus masculinus) (10) and union joint (3) that pin and lock pillar (2)；During assembling, inner conical surface (11) and male cone (strobilus masculinus) (10) at the gravity born and are pressed tighter and tighter under the effect of supporter self gravitation and are realized automatic fastening；During demolition, pull the pin handle of pin (6), after driving the annular lock groove (9) that the locking end of (7) of directly turning exits on inner conical surface (11), supporter upwards one is lifted male cone (strobilus masculinus) (10) and automatically will be separated with internal taper hole (12)；
The conical surface includes inner conical surface (11) and male cone (strobilus masculinus) (10), and the cross section of the conical surface is the circular conical surface, or the polygonal conical surface, or the conical surface of circular arc, or the special-shaped conical surface of circular arc and line segment composition；The described conical surface is the face of the square taper of nose part, or goes to the face of the cone of nose part；
In order to support supporter on the ground tilted, when bearing (16) is arranged on smooth ground, the central axis of rotation seat (1) is in bearing (16), it is ensured that the supporter being arranged on rotation seat (1) is perpendicular to horizontal plane；When bearing (16) is arranged on the ground of inclination, rotation seat (1) can rotate certain angle around rotational pin (15) on bearing (16), it is ensured that the supporter being arranged on rotation seat (1) is perpendicular to horizontal plane；
Rotational pin (15) is adopted to be fastened on the ear mount (17) on bearing (16) and rotation seat (1), making rotation seat (1) can rotate certain angle around rotational pin (15) on bearing (16), the supporter being arranged on rotation seat (1) remains perpendicular to the purpose of horizontal plane to reach to make bearing (16) ensure that when being arranged on the ground of inclination；
In order to the assembling making examination and repair for high-pressure circuit ladder is quick, bearing (16), ear mount (17), rotational pin (15) and rotation seat (1) are assembled in overall or scattered parts together.
2. examination and repair for high-pressure circuit according to claim 1 ladder, it is characterized in that: in order to the inner conical surface that locking is worked good (11) and male cone (strobilus masculinus) (10) do not loosen, described self-locking hole (5), directly turn (7), thrust spring (8) and annular lock groove (9) form the locked inner conical surface (11) worked good of locking system and male cone (strobilus masculinus) (10).
3. examination and repair for high-pressure circuit according to claim 1 ladder, it is characterized in that: in order to reduce cost and alleviate the weight of examination and repair for high-pressure circuit ladder, the support that the supporter of described examination and repair for high-pressure circuit ladder adopts the mode connected to be combined into list Zhi Duli with rotation seat (1) and supporter with supporter, rotation seat (1) and supporter are hollow body or solid；Supporter is monolayer or multilamellar in the combination of ladder, and bearing (16) and rotation seat (1) are monolayers in the combination of ladder；
In order in use can Rapid Combination and facilitate foot to step on, described supporter is combined into global facility with foot-operated (13), can quickly assemble combination when being beneficial to use；Described foot-operated (13) fixing employing pin on supporter connects fixing, and foot-operated (13) are merely able to draw to one end of union joint (3) on supporter, make foot step down in foot-operated (13) upper time downward landing.
4. examination and repair for high-pressure circuit according to claim 1 ladder, it is characterized in that: in order to ensure that supporter is perpendicular to horizontal plane all the time, adopting lock bolt (18) to produce frictional force by rotation forces rotation seat (1) and ear mount (17) and fix the angle angle of rotation seat (1) and bearing (16), making bearing (16) ensure that when being arranged on the ground of inclination, the supporter being arranged on rotation seat (1) remains is perpendicular to horizontal plane.
5. the using method of an examination and repair for high-pressure circuit ladder, it is characterized in that: the assemble method of examination and repair for high-pressure circuit ladder: during assembling, A, place the bearing (16) fitted together on the ground, ear mount (17), rotational pin (15) and rotation seat (1), bearing (16) is on ground, rotation seat (1) is herein above, again the lower end of the pillar (2) having male cone (strobilus masculinus) (10) is inserted in the internal taper hole (12) of rotation seat (1), under the effect of self gravitation, the male cone (strobilus masculinus) (10) of pillar (2) and the inner conical surface (11) of rotation seat (1) are naturally fitted and are fixed, and the gravity of pressure is more big from pillar (2), the laminating of inner conical surface (11) and male cone (strobilus masculinus) (10) is more tight and more firm；nullMale cone (strobilus masculinus) (10) in pillar (2) inserts in the process of internal taper hole (12)，During inner conical surface (11) position that the locking end of (7) of directly turning enters into，Inner conical surface (11) oblique promotion is directly turned the inclined-plane of locking end of (7)，Make directly to turn pressing portion compression thrust spring (8) of (7) and outside oblique yielding，When the male cone (strobilus masculinus) (10) of pillar (2) contacts firm with the inner conical surface (11) of the internal taper hole (12) of rotation seat (1)，Directly turn and after the locking end of (7) slips over annular lock groove (9) inner conical surface (11) above smoothly, just enter the position of annular lock groove (9)，The locking end of (7) of directly turning enters in annular lock groove (9) under the powered of thrust spring (8)，Facing directly to coordinate with the locking face of trapezoidal annular lock groove (9) and can not retreat after locked to the inner conical surface (11) posted and male cone (strobilus masculinus) (10) by the locking end of directly turn (7)，Complete supporter and the fixing of rotation seat (1) and locking；B, move the upper end of supporter inserting rotation seat (1) and make pillar (2) be perpendicular to horizontal plane, it is rotated further by the lock bolt (18) on pin (15) seat and compresses rotation seat (1), make rotation seat (1) can not rotate around rotational pin (15), then make all of supporter on rotation seat (1) all remain perpendicular to horizontal plane, and allow the angle that bearing (16) and rotation seat (1) are formed remain unchanged after being completely fixed；One end that another root supporter has in the internal taper hole (12) in C, the again union joint on supporter (3) male cone (strobilus masculinus) (10) again is inserted in the internal taper hole (12) of union joint (3), under the effect of self gravitation, the male cone (strobilus masculinus) (10) of pillar (2) and the inner conical surface (11) of union joint (3) are naturally fitted and are fixed, and the gravity of pressure is more big from supporter, the laminating of inner conical surface (11) and male cone (strobilus masculinus) (10) is more tight and more firm；nullMale cone (strobilus masculinus) (10) in pillar (2) inserts in the process of internal taper hole (12)，During inner conical surface (11) position that the locking end of (7) of directly turning enters into，Directly the turn inclined-plane of locking end of (7) of inner conical surface (11) oblique promotion makes directly to turn pressing portion compression thrust spring (8) of (7) and outside oblique yielding，When the male cone (strobilus masculinus) (10) of pillar (2) contacts firm with the inner conical surface (11) of the internal taper hole (12) of union joint (3)，Directly turn and after the locking end of (7) slips over annular lock groove (9) inner conical surface (11) above smoothly, just enter the position of annular lock groove (9)，The locking end of (7) of directly turning enters in annular lock groove (9) under the powered of thrust spring (8)，Facing directly to coordinate with the locking face of trapezoidal annular lock groove (9) and can not retreat after locked to the inner conical surface (11) posted and male cone (strobilus masculinus) (10) by the locking end of directly turn (7)；D, adopt multilamellar supporter composition prune gardens special-purpose ladder time, repeat the male cone (strobilus masculinus) (10) again insertable into pillar (2) in the internal taper hole in supporter upper end (12) of step C, afterwards, the male cone (strobilus masculinus) (10) of supporter can be inserted in the internal taper hole (12) of a following supporter by Using such method again, completes the connection between supporter and supporter and fixes and locking；Supporter is very convenient with the assembling of rotation seat (1) and supporter and supporter, it is not necessary to any instrument just can complete；
The method for dismounting of examination and repair for high-pressure circuit ladder: during the supporter of dismountable, pull the pin handle of pin (6), after driving the annular lock groove (9) that the locking end of directly turn (7) exits on inner conical surface (11), supporter upwards one is drawn or one lifts and automatically will separate with the internal taper hole (12) in the union joint (3) of a following supporter, and the male cone (strobilus masculinus) (10) of supporter will separate automatically with the internal taper hole (12) of the union joint (3) of a following supporter；During the supporter that dismounting rotation seat (1) is above fixed, pull the pin handle of pin (6), after driving the annular lock groove (9) that the locking end of (7) front end of directly turning exits on male cone (strobilus masculinus) (10), supporter upwards one is drawn or one lifts and automatically will separate with the internal taper hole (12) of rotation seat (1), and supporter will separate automatically with rotation seat (1)；Supporter is very convenient with the dismounting of rotation seat (1) and supporter and supporter, it is not necessary to any instrument just can complete；
During high-tension line maintainer examination and repair for high-pressure circuit, run into have branch Distance High Voltage Electricity Transfer close need prune time or line joint need overhaul time, first the bearing (16) fitted together, ear mount (17), rotational pin (15) and rotation seat (1) are placed on the ground, after rotation seat (1) is plugged first supporter, the upper end moving the supporter inserting rotation seat (1) makes pillar (2) be perpendicular to horizontal plane, screw lock bolt (18) again and compress rotation seat (1), make rotation seat (1) can not rotate around rotational pin (15), then all of pillar (2) on rotation seat (1) is made all to remain perpendicular to horizontal plane；Again the supporter needing height is taken with oneself, foot steps down in and climbs up on foot-operated (13) on supporter, one section can be climbed and assemble one section of supporter with foot-operated (13) again, when the process of cat ladder is climbed to the top of ladder, climb up again after being inserted into a supporter in superincumbent internal taper hole (12)；When having pruned descending stair after branch, foot steps down in and down climbs on foot-operated (13), and next section tears a supporter open, very convenient.
6. the manufacture method of an examination and repair for high-pressure circuit ladder, it is characterized in that: during fabrication, examination and repair for high-pressure circuit ladder creates the ladder of single column support type, bearing (16), ear mount (17), rotation seat (1) and supporter adopt the aluminium alloy of light weight or the plastics manufacture of titanium alloy or carbon alloy or glass-reinforced plastic material or high intensity, create hollow body or solid；Pin (6) is drawn to adopt the plastics manufacture of metal material or glass-reinforced plastic material or high intensity；
Described bearing (16) creates dish type or bar shaped cross-like, the middle part of dish type or or the middle part of bar shaped cross-like on be fixed with ear mount (17), in the middle part of dish type or or pars intermedia fixed below of bar shaped cross-like or be stained with skid-proof rubber；
Described ear mount (17) creates the supporter supporting and installing rotational pin (15), and supporter manufactures pin-and-hole (14) and locking screw；
Described locking screw manufactures near the pin-and-hole (14) in ear mount (17), is equipped with lock bolt (18) in locking screw；
Described lock bolt (18) creates screw, can rotate in locking screw；
Described bearing (16) and ear mount (17) manufacture as a whole, or separately manufactured after be fixed together formation one entirety；
Rotational pin (15) creates pivot pin or bolt, is fixed on ear mount (17) and is above connected with rotation seat (1)；
Described rotation seat (1) creates connection seat, lower part manufacture has horizontal pin-and-hole (14), the upper end of upper part manufactures internal taper hole (12), internal taper hole creates tapered hole, inner conical surface (11) in internal taper hole (12) is upper manufactures the annular lock groove (9) having depression, below internal taper hole (12) or the inside manufacture and have an air gap hole (4), internal taper hole (12) is directly through with air gap hole (4)；The centrage of described pin-and-hole (14) and the central axis of internal taper hole (12)；Being connected with ear mount (17) below by rotational pin (15) of rotation seat (1), it is connected with supporter above with internal taper hole (12) and locking bar and fixes；
Described bearing (16), ear mount (17), rotational pin (15) and rotation seat (1) are assembled into an independent entirety, are beneficial to and quickly assemble examination and repair for high-pressure circuit ladder；
Described supporter creates cylinder, create pillar (2) and union joint (3) two parts, pillar (2) and union joint (3) two parts manufacture as a whole or respectively manufacture after be fixed together into as a whole；Pin is adopted to be fixedly connected with foot-operated (13) of the folding that can draw in one end of the union joint (3) of supporter in the both sides of the damaged surface of supporter, manufacture in the lower end of the pillar (2) of supporter and have male cone (strobilus masculinus) (10), manufacture between the surface of male cone (strobilus masculinus) (10) and the cylinder of close male cone (strobilus masculinus) (10) and have oblique self-locking hole (5), the surface of the oblique surface wearing out male cone (strobilus masculinus) (10) of self-locking hole (5) and the cylinder near male cone (strobilus masculinus) (10)；Manufacture in the end of the upper end of the union joint (3) of supporter and have internal taper hole (12), internal taper hole (12) creates tapered hole, below internal taper hole (12), manufacture has air gap hole (4), and the inner conical surface (11) in internal taper hole (12) is upper manufactures the annular lock groove (9) having depression；
Described foot-operated (13) create hanger, connecting pin and riding boogie board three part, hanger creates the pedestal being fixed on supporter, connecting pin creates the pin connecting hanger and riding boogie board, riding boogie board creates the square or flat cylinder or blocks stepped on for foot, is stained with skid-proof rubber on the surface of riding boogie board or is cased with antiskid glue sleeve on the surface of riding boogie board；
Described air gap hole (4) manufactures the inside in internal taper hole (12)；
Described self-locking hole (5) manufactures the one end having male cone (strobilus masculinus) (10) at supporter, create the hole of right angle turns shape, the centrage in hole and the central axis of supporter or parallel, manufacturing at male cone (strobilus masculinus) (10) with in the cylinder near the pillar (2) of male cone (strobilus masculinus) (10), the one end in hole is perpendicular to that the centrage of supporter is worn out near the surface of cylinder of male cone (strobilus masculinus) (10), the other end is perpendicular to the centrage of supporter and wears out male cone (strobilus masculinus) (10)；The aperture of the part manufacture that the middle aperture for installed thrust spring (8) and the part manufacture of directly turn (7) is big, the two ends in hole are used for drawing the locking end of pin (6) and directly turn (7) to stretch out is little, and the aperture of the self-locking hole (5) wearing out male cone (strobilus masculinus) (10) is corresponding with the position of annular lock groove；It is provided with in self-locking hole (5) and draws pin (6), thrust spring (8), directly turn (7), directly turn (7) be arranged on the middle part drawing pin (6), thrust spring (8) is arranged on directly turns (7) and between self-locking hole (5), draw the pin handle of pin (6) in the middle of thrust spring (8) through after stretch out from the damaged surface of pillar (2), the locking end of directly turn (7) coordinates with annular lock groove (9) after stretching out from male cone (strobilus masculinus) (10)；
Described self-locking hole (5) separately fabricated can also become cavity, the housing of mating shapes with self-locking hole (5) it is inlaid with in separately fabricated cavity, expose one end of the damaged surface of supporter or connect towards one end screw of the damaged surface of supporter or riveted joint or be welded on the damaged surface of supporter, or connecting with screw or riveted joint or be welded on the oblique self-locking hole (5) in supporter；The inside and outside two ends of described housing manufacture porose, it is provided with in housing and draws pin (6), thrust spring (8), directly turn (7), directly turn (7) be arranged on the middle part drawing pin (6), thrust spring (8) is arranged on directly turns between (7) and housing, draw the pin handle of pin (6) in the middle of thrust spring (8) through after stretch out from the hole of housing outer face, the locking end of directly turn (7) coordinates with annular lock groove (9) after stretching out from the hole of the inner face of housing；
Described annular lock groove (9) manufactures on the inner conical surface (11) of the internal taper hole (12) on rotation seat (1) and the internal taper hole (12) on supporter, create the dovetail groove of annular, one side near the oral area of internal taper hole (12) creates locking face, corresponding with the position of self-locking hole (5)；
Draw pin (6) and directly turn (7) manufacture as a whole or respectively manufacture after be grouped together into association, the global shape turnover shape at a right angle after installing；
The described pin (6) that draws creates pin portion and pin handle two parts, the end in pin portion is fixed in the pressing portion of directly turn (7), and pin handle extends perpendicularly out the damaged surface of supporter in self-locking hole (5) after thrust spring (8)；
Described directly turn (7) create column or the blocks of right angle cross break shape, manufacture has locking end and pressing portion, when installing in self-locking hole (5), pressing portion is parallel to the centrage of supporter, and locking end is perpendicular to the centrage of supporter and stretches out the surface of male cone (strobilus masculinus) (10)；
Thrust spring (8) creates helical spring；
The support that the supporter of described examination and repair for high-pressure circuit ladder adopts the mode connected to be combined into list Zhi Duli with rotation seat (1) and supporter with supporter, the connection of supporter and rotation seat (1) and supporter and supporter and fix and all adopt cone match, the conical surface creates inner conical surface (11) and male cone (strobilus masculinus) (10), inner conical surface (11) and male cone (strobilus masculinus) (10) create the taper surface of point, the cross section of the conical surface creates the polygonal conical surface, or creates the conical surface of circle or circular arc；
The consistent tapering that the tapering that the tapering of described internal taper hole (12) coordinates with male cone (strobilus masculinus) (10) creates；
In order to support supporter on the ground tilted, when bearing (16) is arranged on smooth ground, the central axis of rotation seat (1) is in bearing (16), it is ensured that the supporter being arranged on rotation seat (1) is perpendicular to horizontal plane；When bearing (16) is arranged on the ground of inclination, rotation seat (1) can rotate certain angle around rotational pin (15) on bearing (16), it is ensured that the supporter being arranged on rotation seat (1) is perpendicular to horizontal plane；
Described bearing (16) is fixed with ear mount (17), rotational pin (15) connects ear mount (17) and rotation seat (1), the internal taper hole (12) of described rotation seat (1) coordinates with the male cone (strobilus masculinus) (10) of the lower end of supporter and fixes, the male cone (strobilus masculinus) (10) of supporter coordinates with the inner conical surface (11) of the internal taper hole (12) of a following supporter and fixes, internal taper hole (12) is coordinated with the locking end of directly turn (7) by the annular lock groove (9) on inner conical surface (11) after coordinating with male cone (strobilus masculinus) (10) and fixing and the inner conical surface (11) and male cone (strobilus masculinus) (10) that post of being automatically locked；It is fixed with foot-operated (13) of the folding that can draw in one end of the union joint (3) of supporter in the both sides of the damaged surface of supporter, is stained with skid-proof rubber in the bottom of bearing (16)；Self-locking hole (5) is had manufacturing between damaged surface and the male cone (strobilus masculinus) (10) of male cone (strobilus masculinus) (10)；Directly turn (7), thrust spring (8) are installed in self-locking hole (5) and draw pin (6), the pressing portion of (7) of directly turning is fixed on the end drawing pin (6), the pin shank portion drawing pin (6) stretches out the locking end near the damaged surface of pillar (2), directly turn (7) after the central part traverse of thrust spring (8) and stretches out from the surface of male cone (strobilus masculinus) (10), and one end of thrust spring (8) is pressed in the pressing portion of directly turn (7), the other end withstands on self-locking hole (5).
CN201510100336.XA 2015-03-09 2015-03-09 Examination and repair for high-pressure circuit ladder Expired - Fee Related CN104727740B (en)

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CN201510100336.XA CN104727740B (en) 2015-03-09 2015-03-09 Examination and repair for high-pressure circuit ladder

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Application Number Priority Date Filing Date Title
CN201510100336.XA CN104727740B (en) 2015-03-09 2015-03-09 Examination and repair for high-pressure circuit ladder

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105165426A (en) * 2015-02-27 2015-12-23 任云海 Vertical trimming rack for orchard
CN109911780B (en) * 2019-03-08 2020-12-11 诸暨市蓝铮机械科技有限公司 Auxiliary supporting device for installation of communication equipment

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DE29520679U1 (en) * 1995-12-29 1996-02-22 Soell Gmbh Device for connecting two single-rail ladder elements
US6360845B1 (en) * 2000-06-08 2002-03-26 Kenneth David Allison Single stile ladder having dual adjustable leg supports
CN201705192U (en) * 2010-05-31 2011-01-12 河南省电力公司三门峡供电公司 Dedicated extension ladder for replacing insulator
DE202013006652U1 (en) * 2013-07-24 2013-08-23 Schwemmer & Dorn + Co Gmbh mast Head
CN204002510U (en) * 2014-07-10 2014-12-10 重庆璐豪农业开发有限公司 There is the overlapping bamboo bimber stair of bindiny mechanism

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US7163082B2 (en) * 2004-04-20 2007-01-16 Bigard John H Climbing stick apparatus

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Publication number Priority date Publication date Assignee Title
DE29520679U1 (en) * 1995-12-29 1996-02-22 Soell Gmbh Device for connecting two single-rail ladder elements
US6360845B1 (en) * 2000-06-08 2002-03-26 Kenneth David Allison Single stile ladder having dual adjustable leg supports
CN201705192U (en) * 2010-05-31 2011-01-12 河南省电力公司三门峡供电公司 Dedicated extension ladder for replacing insulator
DE202013006652U1 (en) * 2013-07-24 2013-08-23 Schwemmer & Dorn + Co Gmbh mast Head
CN204002510U (en) * 2014-07-10 2014-12-10 重庆璐豪农业开发有限公司 There is the overlapping bamboo bimber stair of bindiny mechanism

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