CN206829748U - A kind of anti-climbing line bar - Google Patents

Abstract

The utility model discloses a kind of anti-climbing line bar, it is related to power circuit design field, a kind of anti-climbing line bar, including hexagon steel column line bar and cross-arm, column is vertically arranged outside described line bar, described column is be hinged to set multiple terraced rods to form ladder, and described column hinge point bottom sets triangle limited block；The line bar bottom sets manual hoist, and described manual hoist halliard is connected with the terraced rod other end successively by pulley；Described manual hoist is arranged in protective cover, and described protective cover sets limitation to open facility.The utility model line bar sets ladder to close up as needed, saves arrangement space, and limited block can ensure that terraced rod puts down the rear stability for preferably ensureing ladder, and the confidence of ladder work author is pedaled in increase, improves operating efficiency.

Description

A kind of anti-climbing line bar

Technical field

High voltage transmission line tower design field is the utility model is related to, more particularly, to a kind of hexagonal crude steel rod structure line bar, specifically Refer to a kind of anti-climbing line bar.

Background technology

High-tension electricity transmission tower is that the cable main support of electrical energy transportation is seen everywhere, and current high-tension electricity transmission tower is divided into angle steel Structure and hexagonal crude steel rod structure, wherein field use steel angle structure mostly, and urban district is gradually changed to the height of hexagonal crude steel rod structure Piezoelectricity transmission tower；Because the span between two high voltage transmission line towers is big, the weight of cable is big, along with the deadweight of high voltage transmission line tower, in order to Overall tension and compression strength are improved, crisscross bracing piece is provided with high voltage transmission line tower, enhances high voltage transmission line tower entirety While intensity, the climbing of workmen has been also convenient for.The steel construction of high voltage transmission line tower has obviously been also convenient for amateur maintenance simultaneously The climbing of personnel, but due to no protector, single-handedly climbing is obviously dangerous high by ordinary people, and high voltage transmission line tower top Cable is even more to be filled with danger, and children or toy climb up high voltage transmission line tower also can be dangerous, and getting an electric shock or falling can not only break The transmission of bad cable, serious even threat to life.

Many times taken things too hard in urban district in foreman's arrears of wages or for the moment, someone just selects high-tension electricity transmission tower as suicide Place, also have children for purpose fond of play climbs high-tension electricity transmission tower, human casualty accident occur；Previous reasons essentially consist in There is no safety device in high-tension electricity transmission tower；In order to prevent climbing high-tension electricity transmission tower, have and set on the cat ladder of high-tension electricity transmission tower Caution slogans such as eye-catching " forbidding climbing, Keep Clear-High Voltage " is put, to prevent or remind people not climb, in order to avoid cause the person Injury, because children or felo-de-se are poor or ignore for the cognitive ability of this warning, children or suicide occur more Person climbs the human casualty accident of high-tension electricity transmission tower, it is seen that the setting effect of simple poster warning is very undesirable.

Chinese patent application publication No. CN102852369A applications disclose a kind of anti-climbing ladder of high-tension electricity transmission tower, are related to one Kind ladder, including high-tension electricity transmission tower body, its "convex" shaped plate are connected to the adpting flange bottom surfaces of high-tension electricity transmission tower foot On, bottom is fixedly connected with the upper end of channel-section steel sheath at the protrusion of "convex" shaped plate, after the lower end of channel-section steel sheath is fixedly connected The bending forward of portion supporting plate lower end；The forward face both sides of rear support plate are flexibly connected a plurality of steel rods by a plurality of bearing pins The inner of ladder, the steel rod ladder are horizontal, and spacing preiection is respectively equipped with each top for being close to upward bending bar Block, the other end top that each bending bar upwards is corresponded at connecting rod rear portion are respectively equipped with group inserted link；The disclosure of the invention passes through six Angle crude steel pillar height piezoelectricity transmission tower bottom sets retractable cat ladder, effectively prevent children or felo-de-se climbs high-tension bus-bar Tower.But the ladder easily fails only with inserted link control steel rod folding and unfolding, control structure is dialled, and loses anti-climbing effect, and it is unilateral Setting is be hinged and spacing, and the protection to operation of ascending a height is less, easily makes the operating personnel that ascends a height lack confidence, influences operating efficiency.

Utility model content

In view of this, the purpose of this utility model is in view of the shortcomings of the prior art, there is provided a kind of anti-climbing line bar, the line Bar sets ladder to close up as needed, saves arrangement space, and limited block can ensure that terraced rod preferably ensures ladder after putting down The confidence of ladder work author is pedaled in the stability of son, increase, improves operating efficiency.

To reach above-mentioned purpose, the utility model uses following technical scheme：

A kind of anti-climbing line bar, including hexagon steel column line bar and cross-arm, described line bar outside are vertically arranged column, institute The multiple terraced rods of the be hinged setting of column stated form ladders, and described column hinge point bottom sets triangle limited block；It is described Line bar bottom sets manual hoist, and described manual hoist halliard is connected with the terraced rod other end successively by pulley Connect；Described manual hoist is arranged in protective cover, and described protective cover sets limitation to open facility.

Described halliard includes galvanized steel wire rope, and described ladder is aluminum alloy ladder.

Described limitation, which opens to set, includes door lock.

Described terraced rod is be hinged to be arranged on the right side of column.

Described terraced rod is be hinged to be arranged on column both sides, and the terraced rod of both sides is connected by connecting rope, described connection rope length Degree ensures that terraced rod just tenses when putting down；Described halliard is arranged on connecting rope midpoint.

The beneficial effects of the utility model are：

The utility model includes hexagon steel column line bar and cross-arm, and column is vertically arranged outside described line bar, described Column forms ladders with the multiple terraced rods of the be hinged setting of column described in line bar, and described column hinge point bottom sets triangle Limited block；The ladder can close up as needed, save arrangement space, and limited block can ensure that terraced rod preferably ensures after putting down The confidence of ladder work author is pedaled in the stability of ladder, increase, improves operating efficiency.

The line bar bottom sets manual hoist；Described halliard includes galvanized steel wire rope, and described ladder is aluminium Alloy ladder.Manually hoist engine can control the lifting of ladder, ensure that normal work personnel can smoothly climb pylon, Complete maintenance；Galvanized steel wire rope and aluminum alloy ladder can reach more preferable rust-proof effect, enable a device to longer use Life-span.

Described manual hoist is arranged in protective cover, and described protective cover sets limitation to open facility, described limit System, which is opened to set, includes door lock；Pass through the door lock outside the protective cover and protective cover that are arranged on outside manual hoist, protection ladder Son can not be that unrelated person uses, and reduce non-service work personnel and climb up the risk that pylon is brought.

Described terraced rod is be hinged to be arranged on the right side of column, described manual hoist halliard by pulley successively with it is described Terraced rod other end connection；The ladder can be lifted by halliard, realize that terraced rod above carries, and adjacent column shrinks, and avoids non-maintenance people Member climbs；Halliard can also be discharged, ladder is discharged, does not influence normal work needs, the ladder structure is simple, anti-climbing effect Well.

Described terraced rod is be hinged to be arranged on column both sides, and the terraced rod of both sides is connected by connecting rope, described connection rope length Degree ensures that terraced rod just tenses when putting down；Described halliard is arranged on connecting rope midpoint.Ladder is formed by the terraced rod of both sides Son more meets human engineering, more conducively climbs, and improves operating efficiency, does not influence anti-climbing effect but.

Brief description of the drawings

Fig. 1 is the main structure diagram of embodiment 1 of the present utility model.

Fig. 2 is the ladder structure enlarged diagram of embodiment 1 of the present utility model.

Fig. 3 is the main structure diagram of embodiment 2 of the present utility model.

Fig. 4 is the ladder structure enlarged diagram of embodiment 2 of the present utility model.

In figure：1- cross-arms, 2- line bars, 3- ladder rods, 4- manual hoists, 5- pulleys, 6- columns, 7- halliards, 8- connections Rope, 9- door locks, 10- protective covers, 11- limited blocks.

Embodiment

The utility model is further described with reference to the accompanying drawings and examples.

Embodiment one

As illustrated in fig. 1 and 2, a kind of anti-climbing line bar, including hexagon steel column line bar 2 and cross-arm 1, outside described line bar 2 Face is vertically arranged column 6, and described column 6 forms ladders with the multiple terraced rods 3 of the be hinged setting of column 6 described in line bar 2, described The hinge point bottom of column 6 sets triangle limited block 11；The ladder can close up as needed, save arrangement space, spacing Block 11 can ensure that terraced rod 3 puts down the rear stability for preferably ensureing ladder, and the confidence of ladder work author is pedaled in increase, improve work effect Rate.

The bottom of line bar 2 sets manual hoist 4；Described halliard 7 includes galvanized steel wire rope, and described ladder is Aluminum alloy ladder.Manually hoist engine 4 can control the lifting of ladder, ensure that normal work personnel being capable of smoothly climbing tower Frame, complete maintenance；Galvanized steel wire rope and aluminum alloy ladder can reach more preferable rust-proof effect, enable a device to longer make Use the life-span.

Described manual hoist 4 is arranged in protective cover 10, and described protective cover 10 sets limitation to open facility, described Limitation open set include door lock 9；Pass through the door outside the protective cover 10 and protective cover 10 that are arranged on outside manual hoist 4 Lock 9, protection ladder can not be that unrelated person uses, and reduce non-service work personnel and climb up the risk that pylon is brought.

Described manual hoist 4 is called hand winch, is a kind of using manpower as power, makes reel by drive device The retracting device of revolution, it is furnished with friction stopping device, in the case of gravity load, automatically turns on double-brake system, lifting is certainly Lock；Ensure that simultaneously continue it is positive pin down action, can prevent load from slipping.

Described terraced rod 3 is be hinged to be arranged on the right side of column 6, the described halliard 7 of manual hoist 4 by pulley 5 successively It is connected with the terraced other end of rod 3；The ladder can be lifted by halliard 7, realize that terraced rod 3 above carries, adjacent column 6 shrinks, and keeps away Exempt from non-maintainer to climb；Halliard 7 can also be discharged, ladder is discharged, does not influence normal work needs, ladder structure letter Single, anti-climbing works well.

Embodiment two

The present embodiment primary structure is substantially the same with embodiment one, and its difference is：As shown in Figures 3 and 4, described terraced rod 3 it is be hinged be arranged on the both sides of column 6, the terraced rod 3 of both sides is connected by connecting rope 8, and the described length of connecting rope 8 ensures that terraced rod 3 exists Just tensed when putting down；Described halliard 7 is arranged on the midpoint of connecting rope 8.Ladder is formed by the terraced rod 3 of both sides and more meets people Machine engineering, is more conducively climbed, and is improved operating efficiency, is not influenceed anti-climbing effect but.

In use, manually operated hoist engine rocking handle, halliard 7 after pulley 5 by discharging, and terraced rod 3 puts down to form ladder, work Make personnel to climb onto line bar 2 by ladder, carry out normal maintenance operation；End-of-job, reverse operating rocking handle, the band of halliard 7 Move terraced rod 3 to reclaim, recovery is completed, and is locked door lock 9, is avoided non-service work librarian use ladder.

Finally illustrate, above example only to illustrate the technical solution of the utility model and unrestricted, this area Other modifications or equivalent substitution that those of ordinary skill is made to the technical solution of the utility model, without departing from this practicality The spirit and scope of new technique scheme, it all should cover among right of the present utility model.

Claims (5)

1. a kind of anti-climbing line bar, including hexagon steel column line bar and cross-arm, it is characterised in that：Vertically set outside described line bar Column is put, described column is be hinged to set multiple terraced rods to form ladder, and described column hinge point bottom sets triangle to limit Position block；The line bar bottom sets manual hoist, described manual hoist halliard by pulley successively with the terraced rod The other end connects；Described manual hoist is arranged in protective cover, and described protective cover sets limitation to open facility.

A kind of 2. anti-climbing line bar according to claim 1, it is characterised in that：Described halliard includes zinc-coated wire Rope, described ladder is aluminum alloy ladder.

A kind of 3. anti-climbing line bar according to claim 2, it is characterised in that：Described limitation, which opens to set, includes door Lock.

A kind of 4. anti-climbing line bar according to claim 3, it is characterised in that：Described terraced rod is be hinged to be arranged on the column right side Side.

A kind of 5. anti-climbing line bar according to claim 3, it is characterised in that：Described terraced rod is be hinged to be arranged on column two Side, the terraced rod of both sides are connected by connecting rope, and described connecting rope length ensures that terraced rod just tenses when putting down；Described liter Drop rope is arranged on connecting rope midpoint.